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CN-121973330-A - Energy-saving preparation device and preparation process for partially prestressed reinforced concrete electric pole

CN121973330ACN 121973330 ACN121973330 ACN 121973330ACN-121973330-A

Abstract

The invention relates to the technical field of electric pole preparation, in particular to an energy-saving preparation device and a preparation process for a part of prestressed reinforced concrete electric pole, comprising a forming die, a tensioning assembly, a loosening assembly and a shearing assembly, wherein three centrifugal supporting plates are arranged on the forming die, the clearance support between function pad seat and the support lantern ring is provided, when the stretch-draw is finished, through the clearance shrink, but not hard up function pad seat and the extrusion dynamics of support lantern ring, make things convenient for later stage pole to shift out forming die, and the second clamping piece of stretch-draw subassembly can need not artifical frequent intervention under the cooperation effect of adaptation activity cover, improves the efficiency of the convenience of stretch-draw operation, and shearing assembly can cut fast to the pole main muscle after the shaping in addition, improves machining efficiency.

Inventors

  • Chu Kongxuan
  • WANG HUI

Assignees

  • 山东福源祥电力科技有限公司

Dates

Publication Date
20260505
Application Date
20260317

Claims (10)

  1. 1. The utility model provides a partly prestressing force reinforced concrete pole energy-conservation preparation facilities which characterized in that includes: The electric pole reinforcing cage (4) is inserted into the centrifugal supporting plate (2), the electric pole reinforcing cage (4) comprises a plurality of main ribs (5), and two ends of the main ribs (5) respectively penetrate through the inserted positioning plate (35) and the functional cushion seat (7); The tensioning assembly is horizontally arranged on one side close to the forming die (1) and comprises a hydraulic tensioning cylinder (16) and an anchor plate (20), the hydraulic tensioning cylinder (16) is horizontally movably arranged above the control pad table (13), the hydraulic tensioning cylinder (16) comprises a hydraulic tensioning sleeve (17) and a hydraulic tensioning movable seat (18), and a plurality of second clamping pieces (24) and first clamping pieces (22) are respectively inserted and arranged on one sides of the hydraulic tensioning movable seat (18) and the anchor plate (20); The loosening and unloading assembly is arranged on one side of the functional cushion seat (7) close to the positioning disc (35), and comprises a holding push plate (10); The shearing assembly is arranged in the functional cushion seat (7), the shearing assembly comprises a plurality of downward pressing cutters (42) and a plurality of auxiliary cutters (43), the downward pressing cutters (42) and the auxiliary cutters (43) are arranged in a matched mode, and the main rib (5) is located between the downward pressing cutters (42) and the auxiliary cutters (43).
  2. 2. The energy-saving preparation device for the partially prestressed reinforced concrete pole is characterized in that a plurality of arc-shaped hoist grooves (34) are formed in the positioning disc (35), one ends of a plurality of main ribs (5) of the pole reinforcement cage (4) movably penetrate through the arc-shaped hoist grooves (34), pier heads (33) are arranged at one ends of the main ribs (5) penetrating through the arc-shaped hoist grooves (34), one side of the large diameter of the arc-shaped hoist grooves (34) is larger than the diameter of the pier heads (33), one side of the small diameter of the arc-shaped hoist grooves (34) is smaller than the diameter of the pier heads (33) and larger than the diameter of the main ribs (5), and a plugging plate is arranged on one side of a support collar (3) provided with the positioning disc (35) in an inserting mode through bolts.
  3. 3. The energy-saving preparation device for the partially prestressed reinforced concrete pole is characterized in that a distribution groove (8) is formed in one side of the functional pad seat (7), a plurality of retaining piston grooves (11) are formed in one side, close to the retaining push plate (10), of the distribution groove (8), retaining piston rods (12) are respectively arranged on one side, close to the retaining piston grooves (11), of the retaining push plate (10), the retaining piston rods (12) are respectively movably inserted into the retaining piston grooves (11), a blocking pad plate (6) is arranged on one side, far from the functional pad seat (7), of the supporting sleeve ring (3), a main rib (5) movably penetrates through the blocking pad plate (6), and one side, close to the retaining push plate (10), of the retaining push plate (6) is abutted against the blocking pad plate (6).
  4. 4. The energy-saving preparation device for the partially prestressed reinforced concrete pole according to claim 3, wherein a movable control seat (14) is arranged at the lower end of the hydraulic tensioning cylinder (16), a driving screw rod (15) is horizontally arranged at the upper end in the control pad table (13), the lower end of the movable control seat (14) is horizontally inserted into the control pad table (13) through a guide rod and is connected with the driving screw rod (15) through a screw rod screw sleeve, a hydraulic tensioning movable seat (18) is movably inserted into the center of a hydraulic tensioning sleeve (17), a limiting plate (19) is fixedly arranged at one side, close to the functional pad seat (7), of the hydraulic tensioning sleeve (17), and an anchoring plate (20) is arranged between the limiting plate (19) and the functional pad seat (7).
  5. 5. The energy-saving preparation device for the partially prestressed reinforced concrete pole is characterized in that a plurality of holding rib penetrating grooves (21) are formed in the anchoring plate (20), one end of the main rib (5) penetrating through the functional pad seat (7) penetrates through the holding rib penetrating grooves (21) respectively, a plurality of tensioning rib penetrating grooves (23) are formed in the hydraulic tensioning movable seat (18), the main rib (5) penetrates through the holding rib penetrating grooves (21) and one end of the limiting plate (19) and the tensioning rib penetrating grooves (23) of the hydraulic tensioning movable seat (18), tapered grooves are formed in one sides, far away from the functional pad seat (7), of the holding rib penetrating grooves (21) and the tensioning rib penetrating grooves (23), the first clamping piece (22) is inserted into the tapered grooves of the holding rib penetrating grooves (21), the second clamping piece (24) is inserted into the tapered grooves of the tensioning rib penetrating grooves (23), the first clamping piece (22) and the tensioning rib penetrating grooves (23) are respectively clamped by the main rib (5), and the limiting plate (19) is sleeved on one side, close to the anchoring plate (20), of the main rib (5) is sleeved with the tapered guide grooves (25).
  6. 6. The energy-saving preparation device for the partially prestressed reinforced concrete pole according to claim 5, wherein one side of the hydraulic tensioning movable seat (18) far away from the limiting plate (19) extends out of the hydraulic tensioning sleeve (17) and is movably sleeved with an adaptive movable cover (27), one end of the main rib (5) penetrating through the second clamping piece (24) movably penetrates through the adaptive movable cover (27) to be arranged, one side of the adaptive movable cover (27) close to the second clamping piece (24) is provided with a magnetic attraction ring (32), and one side of the second clamping piece (24) is contacted with the magnetic attraction ring (32).
  7. 7. The energy-saving preparation device for the partially prestressed reinforced concrete pole according to claim 6, wherein a first annular groove (30) is formed in one side, close to the adaptive movable cover (27), of the hydraulic tensioning movable seat (18), a plurality of first piston grooves (29) are formed in one side, close to the adaptive movable cover (27), of the first annular groove (30) in a penetrating mode, a plurality of piston pull rods (28) are arranged on one side, close to the first piston grooves (29), of the adaptive movable cover (27), and the plurality of piston pull rods (28) are respectively inserted into the first piston grooves (29) in a sleeved mode and are sleeved with adaptive springs (31).
  8. 8. The energy-saving preparation device for the partially prestressed reinforced concrete pole according to claim 7, wherein a second annular groove (26) is formed in one side, far away from the holding push plate (10), of the functional cushion seat (7), a shearing through rib groove (40) is formed in one side, which is positioned in the shearing through rib groove (40), of the functional cushion seat (7), knife grooves (41) are formed in one side, which is positioned in the shearing through rib groove (40), of the functional cushion seat (7), a second piston groove (38) is formed between the second annular groove (26) and the knife grooves (41), one side, which is positioned in the functional cushion seat (7), of the second piston groove (38) is communicated with the second annular groove (26), a pressing cutter (42) and an auxiliary cutter (43) are respectively positioned on the upper side and the lower side of the knife grooves (41), a piston pressing rod (39) is vertically movably inserted in the second piston groove (38), the lower end of the piston pressing rod (39) movably penetrates through the inserting knife groove (41) and is connected with the upper end of the pressing cutter (42), and the piston pressing rod (39) is positioned in the second piston groove (38) and the lower end, which is provided with a reset spring (44).
  9. 9. The energy-saving preparation device for the partially prestressed reinforced concrete electric pole according to claim 8, wherein the functional pad seat (7) is positioned on one side of the distribution groove (8) and one side of the second annular groove (26) respectively provided with an inner groove, the distribution groove (8) and the second annular groove (26) are respectively communicated in the inner groove, a pressure maintaining hydraulic interface (9) and a shearing power interface (37) are arranged in the inner groove, a one-way valve is inserted in the pressure maintaining hydraulic interface (9), and a protective cover is arranged on the upper end cover of the shearing power interface (37).
  10. 10. A process for the preparation of an energy-saving preparation device for partially prestressed reinforced concrete electric poles according to any one of claims 1 to 9, characterized by comprising the following steps: Sleeving a positioning disc (35) at one end of an electric pole reinforcement cage (4) which is welded and provided with a pier head (33), sleeving a blocking backing plate (6) and a functional backing seat (7) at the other end of the electric pole reinforcement cage (4) one by one, then placing the electric pole reinforcement cage (4) together with the positioning disc (35), the blocking backing plate (6) and the functional backing seat (7) into a forming die (1), and fixing the position of a main rib (5) through bolts of the positioning disc (35) and a supporting collar (3); The second step is that an anchor plate (20) is sleeved at one end of a main rib (5) penetrating through a functional cushion seat (7) and is connected with a first clamping piece (22) in an inserting mode according to the number and the arrangement of the main ribs (5) which are prestressed and tensioned as required, then a hydraulic tensioning cylinder (16) is pushed to the functional cushion seat (7) through a driving screw rod (15), the main rib (5) penetrating through the anchor plate (20) penetrates through a limiting plate (19) and a tensioning rib penetrating groove (23) of a hydraulic tensioning movable seat (18), the main rib (5) penetrating through the tensioning rib penetrating groove (23) can push a second clamping piece (24) and an adaptive movable cover (27) to extrude an adaptive spring (31) and far away from the hydraulic tensioning movable seat (18), at the moment, the second clamping piece (24) can be opened under the pushing action of the main rib (5), and the main rib (5) penetrates through the second clamping piece (24) and the adaptive movable cover (27); When the hydraulic tensioning movable seat (18) moves to one side far away from the functional cushion seat (7), the second clamping piece (24) continuously clamps in the moving process of the hydraulic tensioning movable seat (18), the first clamping piece (22) is far away from the conical groove which keeps the tendon penetrating groove (21) and cannot be separated from the conical groove under the constraint action of the limiting plate (19), at the moment, the main tendon (5) is tensioned by prestress, when the hydraulic tensioning movable seat (18) is reset, the prestress pullback action of the main tendon (5) in the first clamping piece (22) drives the first clamping piece (22) to be inserted into the conical groove, the first clamping piece (22) clamps the main tendon (5), at the moment, the connection between the second clamping piece (24) and the conical groove is loose, and because the second clamping piece (24) is contacted with the magnetic suction ring (32), when the first annular groove (30) is filled with high-pressure gas, the high-pressure gas pushes the adaptive movable cover (27) to be far away from the hydraulic movable seat (18), the adaptive movable cover (27) can drive the second clamping piece (24) to be pulled away from the conical groove through the magnetic suction ring (32) when the magnetic suction ring (16) drives the second clamping piece (24) to be far away from the main tendon supporting groove (16), the second clamping piece (4) can not be clamped by the magnetic suction ring (4) at the moment, the second clamping piece (24) is far away from the main tendon supporting part (4) is driven by the magnetic suction cup (4 at the moment, the connection part is far away from the magnetic pressure cup (16, can be transferred to a concrete filling process and a centrifugal molding follow-up under the holding action of the anchor plate (20) and the first clamping piece (22); Filling concrete and centrifugally forming a concrete pole, connecting a pipeline of a hydraulic station with a shearing power interface (37), feeding high-pressure hydraulic oil into a second annular groove (26), and respectively feeding the high-pressure hydraulic oil into a plurality of second piston grooves (38) after entering the second annular groove (26) to push a piston compression rod (39) and a downward-pressing cutter (42) to move to positions of a main rib (5) and an auxiliary cutter (43), shearing the main rib (5), and finishing shearing of the redundant main rib (5) and disassembling of an anchor plate (20); And fifthly, after connecting a pipeline of the hydraulic station with the pressure maintaining hydraulic interface (9), releasing pressure of hydraulic oil in the distribution groove (8), and slightly moving a retaining piston rod (12) of the retaining push plate (10) to a position far away from the electric pole, so that the pressing force between the functional cushion seat (7) and the supporting sleeve ring (3) is relieved, and the electric pole is conveniently lifted out of the forming die (1).

Description

Energy-saving preparation device and preparation process for partially prestressed reinforced concrete electric pole Technical Field The invention relates to the technical field of electric pole preparation, in particular to an energy-saving preparation device and a preparation process for a part of prestressed reinforced concrete electric pole. Background The reinforced concrete pole is an overhead line supporting member which is made by taking concrete as a matrix, reinforcing steel bars or prestressed reinforcing steel bars as a stress skeleton, through centrifugal forming and maintenance, is of a ring-shaped conical or equal-diameter hollow structure, has high strength, durability, good insulation and low manufacturing cost, and is widely used for overhead lines such as electric power, communication and illumination, wherein 10m of conical rods, 190mm of conical rods, 15m of conical cement wire rods are divided into two production processes, wherein one of the conical rods is prestressed, the other conical rods is non-prestressed, and the other conical rods are fragile, are easy to fold when being subjected to external force or overload, are too soft when being subjected to external force, are easy to bend when being subjected to certain load, severe weather and wind and rain, the curved outer surfaces are easy to generate ring lines, rainwater is easy to permeate from the ring lines, the service life of the conical rods is influenced, and potential danger is caused; The existing prestressed reinforced concrete pole is mainly manufactured by adopting a die centrifugal forming mode during manufacturing, two ends of a main reinforcement of a reinforcement cage are required to be fixed and prestressed to be tensioned during manufacturing, and the prestressed reinforced concrete pole is in a opposite-pulling state kept by prestress during centrifugal forming, so that the prestressed reinforced concrete pole is unfavorable for dismounting operation after concrete forming, and the prestressed reinforced concrete pole is inconvenient to operate and use due to the fact that tension clamping pieces are connected and dismounted by manpower during prestress tensioning. Disclosure of Invention The invention aims to provide an energy-saving preparation device and a preparation process for a part of prestressed reinforced concrete electric pole, which are used for solving the problems in the background technology. In order to achieve the purpose, the invention provides the following technical scheme that the energy-saving preparation device for the partially prestressed reinforced concrete electric pole comprises the following components: The forming die is provided with three centrifugal supporting plates, supporting lantern rings are arranged at two ends of the forming die, positioning plates and functional pad seats are respectively inserted in the two supporting lantern rings in an inserting mode, an electric pole reinforcement cage is inserted in the centrifugal supporting plates, the electric pole reinforcement cage comprises a plurality of main ribs, and two ends of the main ribs respectively penetrate through the inserting positioning plates and the functional pad seats; The tensioning assembly is horizontally arranged on one side close to the forming die and comprises a hydraulic tensioning cylinder and an anchoring plate, the hydraulic tensioning cylinder is horizontally movably arranged above the control pad, the hydraulic tensioning cylinder comprises a hydraulic tensioning sleeve and a hydraulic tensioning movable seat, and a plurality of second clamping pieces and first clamping pieces are respectively inserted into one side of the hydraulic tensioning movable seat and one side of the anchoring plate; the loosening and unloading assembly is arranged on one side of the functional cushion seat close to the positioning disc and comprises a holding push plate; the shearing assembly is arranged in the functional cushion seat and comprises a plurality of downward pressing cutters and a plurality of auxiliary cutters, the downward pressing cutters and the auxiliary cutters are matched, and the main rib is positioned between the downward pressing cutters and the auxiliary cutters. Preferably, a plurality of arc calabash grooves have been seted up on the positioning disk, a plurality of main muscle one end of pole steel reinforcement cage all activity runs through a plurality of arc calabash grooves, and the one end that the main muscle runs through arc calabash groove all is equipped with the pier nose, and the major diameter one side in arc calabash groove is greater than the diameter of pier nose, and the minor diameter one side in arc calabash groove is less than the diameter of pier nose and is greater than the diameter of main muscle, and is equipped with the support lantern ring one side of positioning disk and is equipped with the shutoff board through the bolt grafting. Preferably, a distribution groove