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CN-117569674-B - Double-rocker-arm electric holding pole

CN117569674BCN 117569674 BCN117569674 BCN 117569674BCN-117569674-B

Abstract

The invention discloses a double-rocker-arm electric holding pole, which relates to the technical field of double-rocker-arm electric holding poles and comprises a lower base frame, wherein a slewing bearing is arranged at the top of the lower base frame, an upper base frame is arranged at the upper part of the slewing bearing, a supporting mechanism is arranged outside the upper base frame, rocker arms are arranged at two ends of the supporting mechanism, and a tension cable for fixing the angle of the rocker arms and a traction cable for providing traction force to lift a heavy object are arranged at one end of each of the two rocker arms. According to the fulcrum adjusting mechanism and the supporting mechanism, when the rocker arm frame lifts a heavy object, larger lateral bearing force is generated, the lateral bearing force is applied to the lateral force adjusting mechanism through the fulcrum adjusting mechanism, the lateral bearing capacity of the whole holding pole can be increased, the lateral bearing force of the slewing bearing is lightened, the supporting mechanism and the fulcrum adjusting mechanism are matched to form a triangular supporting state, and the lateral bearing force of the slewing bearing can be lightened to the greatest extent.

Inventors

  • YAO BIN

Assignees

  • 扬州国电通用电力机具制造有限公司

Dates

Publication Date
20260512
Application Date
20231228

Claims (8)

  1. 1. The electric pole with the double rocker arms comprises a lower base frame (1), a slewing bearing (10) is arranged at the top of the lower base frame (1), an upper base frame (2) is arranged at the upper portion of the slewing bearing (10), and the electric pole is characterized in that a supporting mechanism (6) is arranged at the outer portion of the upper base frame (2), rocker arms (5) are arranged at two ends of the supporting mechanism (6), a tension rope (3) for fixing the angle of the rocker arms (5) and a traction rope (4) for providing traction force to lift heavy objects are arranged at one end of the rocker arms (5), a guide assembly (9) for changing the traction direction of the traction rope (4) is arranged inside the upper base frame (2) and above the supporting mechanism (6), a side force adjusting mechanism (8) for sharing the side bearing force of the slewing bearing (10) is arranged at the outer portion of the lower base frame (1), and two fulcrum adjusting mechanisms (7) for adjusting the stress of the rocker arms (5) are connected with the supporting mechanism (6) in a rotating mode.
  2. 2. The double-rocker electric pole according to claim 1, wherein the supporting mechanism (6) comprises a supporting frame (62) arranged outside the upper base frame (2), a sleeve shaft (61) is arranged outside the supporting frame (62), connecting pieces (63) are arranged on two sides of the outer surface of the sleeve shaft (61), a base frame (64) is rotatably connected inside the two connecting pieces (63), and a supporting piece (67) is rotatably connected to one end, far away from the connecting pieces (63), of the two base frames (64); Three axle holes with equilateral triangle spacing are formed in the support piece (67), one end of the base frame (64) is rotatably mounted in the axle hole, and the support piece (67) is rotatably connected with the rocker arm frame (5) through one of the axle holes.
  3. 3. The double rocker electric pole according to claim 2, wherein the upper portion of the base frame (64) is provided with a supporting frame (65), the supporting frame (65) is in a tripod shape, and a rope pulley (66) is rotatably mounted in the supporting frame (65).
  4. 4. The double-rocker electric pole according to claim 1, wherein the guide assembly (9) comprises a support plate (91) arranged in the upper base frame (2), two guide wheels (92) are symmetrically arranged at the top of the support plate (91), the traction rope (4) is wound on the surface of the guide wheels (92), and a rope hole (93) for the traction rope (4) to penetrate is formed in the middle of the support plate (91).
  5. 5. The double rocker arm electric pole according to claim 2, wherein the side force adjusting mechanism (8) comprises a weighing frame (82) arranged outside the lower base frame (1), an inner shaft shell (81) is arranged outside the weighing frame (82), an outer shaft shell (83) is sleeved outside the inner shaft shell (81), a sealing piece (89) is arranged between the outer shaft shell (83) and the inner shaft shell (81), a plurality of vertical shaft cores (88) distributed in an annular array are arranged in the middle between the outer shaft shell (83) and the inner shaft shell (81), and a plurality of inclined shaft cores (87) distributed in an annular array are arranged between the outer shaft shell (83) and the inner shaft shell (81) and on the upper side and the lower side of the vertical shaft cores (88).
  6. 6. The double rocker arm electric pole according to claim 5, wherein the outer surface of the outer shaft housing (83) is sleeved with a sleeve (84), two force-unloading arc blocks (85) are symmetrically arranged on the outer surface of the sleeve (84), and mounting blocks (86) are arranged on the outer surfaces of the two force-unloading arc blocks (85).
  7. 7. The double rocker electric pole according to claim 6, wherein the fulcrum adjusting mechanism (7) comprises a rotating member (71) rotatably mounted in the mounting block (86), an outer frame (72) is arranged on one side of the rotating member (71), a shaft sleeve (77) is arranged in the outer frame (72), and the shaft sleeve (77) is fixedly connected with the outer frame (72) through I-steel.
  8. 8. The double-rocker electric pole according to claim 7, wherein a hydraulic rod (78) is arranged in the shaft sleeve (77), one end of the hydraulic rod (78) is provided with a support shaft (74), a limit groove (76) is formed in the outer surface of the support shaft (74), and the support shaft (74) is slidably arranged in the shaft sleeve (77) through the limit groove (76); One end of the outer frame (72) is provided with a supporting auxiliary part (73) for assisting the supporting shaft (74) to slide, one end of the supporting shaft (74) is provided with a connecting groove (75), and the supporting shaft (74) is rotationally connected with the supporting part (67) through the connecting groove (75).

Description

Double-rocker-arm electric holding pole Technical Field The invention relates to the technical field of double-rocker-arm electric poles, in particular to a double-rocker-arm electric pole. Background For example, the novel double-rocker floor type derrick disclosed by the utility model has the publication number of CN218406799U and is named as a novel double-rocker floor type derrick, which comprises a floor type derrick body, wherein the lifting frames are fixedly connected with the masts through supporting bases, a plurality of groups of rocker arms are arranged on two sides of each supporting base in a matched manner, one end of each group of rocker arms is fixedly connected with each supporting base, a lifting rope is arranged on the floor type derrick body in a matched manner corresponding to the lifting mechanism, and the floor type derrick body is fixedly connected with a crane structure through the lifting rope. The double-rocker-arm electric pole solves the problems of disassembly and transportation, and the double-rocker-arm electric pole is assembled by lifting the electric towers through the two rocker arms at the same time, so that the lateral bearing force applied to the rotary support shaft when the rocker arms lift heavy objects can be reduced, the assembly of the towers on the two rocker arms can not be completed at the same time when the towers are installed, and the lateral bearing force applied to the rotary support shaft influences the weight of the towers to be lifted for each rocker arm, therefore, the application provides the double-rocker-arm electric pole to meet the requirements. Disclosure of Invention The application aims to provide a double-rocker-arm electric pole, which can effectively solve the problems in the background technology. The double-rocker-arm electric holding pole comprises a lower base frame, a slewing bearing is arranged at the top of the lower base frame, an upper base frame is arranged at the upper part of the slewing bearing, a supporting mechanism is arranged outside the upper base frame, rocker arms are arranged at two ends of the supporting mechanism, a tension cable for fixing the angle of the rocker arms and a traction cable for providing traction force to lift a heavy object are arranged at one end of each rocker arm, a guide component for changing the traction force direction of the traction cable is arranged inside the upper base frame and above the supporting mechanism, a side force adjusting mechanism for sharing the side bearing force of the slewing bearing is arranged outside the lower base frame, and two fulcrum adjusting mechanisms connected with the supporting mechanism and used for adjusting the stress supporting point of the rocker arms are rotatably connected inside the side force adjusting mechanism. The support mechanism comprises a support frame arranged outside the upper base frame, a sleeve shaft is arranged outside the support frame, connecting pieces are arranged on two sides of the outer surface of the sleeve shaft, base frames are connected inside the two connecting pieces in a rotating mode, and one ends, far away from the connecting pieces, of the two base frames are connected with the support pieces in a rotating mode; Three axle holes with equilateral triangle spacing are formed in the support piece, one end of the base frame is rotatably arranged in the axle hole, and the support piece is rotatably connected with the rocker arm frame through one of the axle holes. Wherein, the upper portion of base frame is provided with the support frame, and the support frame is the tripod shape, and the cable pulley is installed in the inside rotation of support frame. The guide assembly comprises a support plate arranged in the upper base frame, two guide wheels are symmetrically arranged at the top of the support plate, the traction rope is wound on the surfaces of the guide wheels, and a rope hole for the traction rope to penetrate through is formed in the middle of the support plate. The side force adjusting mechanism comprises a weighing frame arranged outside the lower base frame, an inner shaft shell is arranged outside the weighing frame, an outer shaft shell is sleeved outside the inner shaft shell, a sealing piece is arranged between the outer shaft shell and the inner shaft shell, a plurality of vertical shaft cores distributed in an annular array are arranged in the middle between the outer shaft shell and the inner shaft shell, and a plurality of inclined shaft cores distributed in an annular array are arranged between the outer shaft shell and the inner shaft shell and on the upper side and the lower side of the vertical shaft cores. The outer surface of the outer shaft shell is sleeved with a sleeve, two force unloading arc blocks are symmetrically arranged on the outer surface of the sleeve, and mounting blocks are arranged on the outer surfaces of the two force unloading arc blocks. The pivot adjusting mechanism comprises