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CN-224214379-U - Sealing structure of dredge pump of continuous wall grooving machine

CN224214379UCN 224214379 UCN224214379 UCN 224214379UCN-224214379-U

Abstract

The utility model discloses a sealing structure of a dredge pump of a diaphragm wall grooving machine, which comprises the dredge pump, a fixed base, a guard plate, an oil cylinder and a motor, wherein the bottom of the dredge pump is provided with a filter plate, the upper part of the dredge pump is communicated with the fixed base, the middle part of the fixed base is provided with a groove I, the middle part of the groove I is communicated with the dredge pump, the top end of the inner wall of the groove I is provided with a seal groove I, the top of the groove I is provided with a seal groove II, the seal ring I is in plug-in sealing with the seal groove II, the guard plate can be kept in sealing installation on the dredge pump under the condition of high dredge pressure, the guard plate is fixedly installed on the top of the fixed base by a connecting plate under the rotating state of a rotor, the technical problem that vibration and abrasion easily occur in the prior art is solved by adopting a sealing ring mode to seal the top of the on-line plate base is provided with a lifting base, and the groove forming machine is installed by the lifting base, and the dredge pump is matched.

Inventors

  • ZHANG SONG
  • JIANG XU

Assignees

  • 江苏禾茂智能科技有限公司

Dates

Publication Date
20260508
Application Date
20250624

Claims (7)

  1. 1. A dredge pump sealing structure of a diaphragm wall grooving machine is characterized by comprising a dredge pump (1), a fixed base (2), a guard plate (3), an oil cylinder (4) and a motor (5), wherein the bottom of the dredge pump (1) is arranged as a filter plate (6), the fixed base (2) is arranged in the upper portion of the dredge pump in a communicating manner, the middle of the fixed base (2) is arranged as a groove I (7), the middle of the groove I (7) is communicated with the dredge pump (1), the top of the inner wall top of the groove I (7) is arranged as a seal groove I (11), the top of the groove I (7) is provided with a seal groove II (12), the inside of the groove I (7) is sheathed with a mounting guard plate (3), the middle of the guard plate (3) is communicated with the dredge pump (1), the inner circumference of the bottom of the guard plate (3) is arranged as a seal plate I (13), the outer circumference of the bottom of the guard plate (3) is arranged as a seal ring I (14), the seal plate I (13) is in plug-in sealing connection with the seal groove I (11), the outer circumference of the seal ring I (14) is in plug-in sealing connection with the seal groove II (12), the outer circumference of the guard plate (3) is in contact with the seal groove I (3), the top of the guard plate (3) is in a sealing plate I (15), the top of the guard plate is arranged as a connecting plate (15) and the top of the guard plate (4) is arranged on the top of the base (4), inside rotor (16) that passes through of hydro-cylinder (4), rotor (16) extend to dredge pump (1), with drive dredge pump (1) carry out dredge operation, the outside of rotor (16) sets up to motor (5), the top of motor (5) sets up to line board base (17), the top of line board base (17) sets up to wiring board (21), wiring board (21) pass through wire connection motor (5), the top of line board base (17) sets up to seal assembly one (22), with seal protection to line board (21), the top of line board base (17) sets up to lift by crane base (23).
  2. 2. The dredge pump sealing structure of the diaphragm wall grooving machine according to claim 1, characterized in that the sealing component one (22) comprises a sealing groove three (25), a sealing rubber ring one (26), a sealing cover (27) and a sealing plate two (31), the bottom of the line board base (17) is rotatably installed with the top of the rotor (16) through a bearing, the top of the line board base (17) is provided with a storage groove (24), the inside of the storage groove (24) is provided with a wiring board (21), the surface of the circumferential storage groove (24) of the wiring board (21) is provided with a sealing groove three (25), the inner seal of the sealing groove three (25) is provided with the sealing rubber ring one (26), the top of the sealing rubber ring one (26) is provided with the sealing cover (27), and the peripheral top of the storage groove (24) is fixedly installed with the sealing plate two (31).
  3. 3. The dredge pump sealing structure of the diaphragm wall grooving machine according to claim 2, characterized in that the outer peripheral surface of the storage groove (24) is provided with a fourth sealing groove (32), the inside of the fourth sealing groove (32) is provided with a first sealing ring (33), and the first sealing ring (33) is arranged between the outer peripheral surface of the storage groove (24) and the inner wall of the lifting base (23) in a sealing manner.
  4. 4. The sealing structure of the suction pump of the diaphragm wall channeling machine as claimed in claim 2, wherein the circumference of the sealing cover (27) is fixedly mounted with the inner surface of the storage groove (24) by bolts.
  5. 5. The sealing structure of a dredge pump of a diaphragm wall channeling machine according to claim 2, characterized in that the top of the periphery of the storage groove (24) is provided with a screw hole one, and the sealing plate two (31) is fixedly mounted with the screw hole one through a bolt.
  6. 6. The dredge pump sealing structure of a diaphragm wall channeling machine according to claim 1, characterized in that the circumference of the connection plate (15) is connected with the fixing base (2) through an ear plate.
  7. 7. The sealing structure of the dredge pump of the continuous wall grooving machine according to claim 1, wherein the connecting plate (15) and the fixed base (2) are jointly provided with a screw hole II, and the bottom of the oil cylinder (4) is fixedly installed with the screw hole II through bolts.

Description

Sealing structure of dredge pump of continuous wall grooving machine Technical Field The utility model relates to the technical field of sealing of a dredge pump, in particular to a dredge pump sealing structure of a continuous wall grooving machine. Background The dredge pump of the slotter is a device ‌ for sucking mud and dredging. The sludge-removing device is usually matched with a grooving machine for use, and is mainly used for removing sludge in projects such as hydraulic engineering, river management, wetland restoration and the like. The operating principle of the suction pump is based on centrifugal force suction and fluid transport principles. When the hydraulic system of the grooving machine provides power for the dredge pump, the motor drives the impeller to rotate at a high speed to form a negative pressure area, and the sludge is sucked into the pump body under the action of atmospheric pressure. The stirring device breaks up and stirs the sludge into a fluid state that is more easily pumped and then discharged ‌ through the pump body. The joint of the pump body part and the oil cylinder part of the existing dredge pump is usually sealed by adopting a rubber ring, for example, the dredge pump of a shipyard is 80ZJQ, 70-12-5.5 in type, for example, the water conservancy irrigation ditch cleaning device is disclosed in the publication No. CN222275616U, and the sealing rubber strip is loosened and worn quickly due to the overlarge pressure of the dredge pump body and the vibration of a rotor, so that the sealing installation characteristic of the water conservancy irrigation ditch cleaning device is influenced; The top of dredge pump is through installing to the wiring board to control the motor, because its current product is not good to the dampproofing sealed of wiring board, causes the unable normal power supply of motor, and dredge pump trouble increases, influences dredge pump availability factor. Therefore, the sealing structure of the suction pump of the continuous wall grooving machine needs to be provided. Disclosure of utility model Aiming at the problems in the prior art, the utility model provides a sealing structure of a dredge pump of a continuous wall grooving machine, and aims to solve the technical problems. The sealing structure of the suction dredge pump of the diaphragm wall grooving machine comprises the suction dredge pump, a fixed base, a guard plate, an oil cylinder and a motor, wherein the bottom of the suction dredge pump is provided with a filter plate, the upper part of the suction dredge pump is communicated with the fixed base, the middle part of the fixed base is provided with a first groove, the middle part of the first groove is communicated with the suction dredge pump, the top of the first groove is provided with a second seal groove, the inner part of the first groove is sleeved with the guard plate, the middle part of the guard plate is communicated with the suction dredge pump, the bottom inner circumference of the guard plate is provided with a first seal plate, the bottom outer circumference of the guard plate is provided with a first seal ring, the first seal ring is in plug-in sealing with the second seal groove, the outer circumference roller surface of the guard plate is in sealing contact with the guard plate, the upper part of the guard plate is provided with a connecting plate, the connecting plate is fixedly arranged at the top of the fixed base, the upper part of the connecting plate is provided with the oil cylinder, the inner part of the oil cylinder is connected with a rotor through a bearing, the rotor extends to the suction dredge pump, the suction dredge pump is driven to perform suction operation, the outer part of the rotor is provided with a motor, the top of the motor is provided with a top of the motor, the top of the motor is provided with a wire plate base, the top of the motor is provided with a wire plate is connected with the wire plate, the top of the wire plate is provided with the wire plate, the wire plate is connected with the wire plate is provided with the top plate, the wire plate is connected with the top plate is provided with the top plate, and the wire plate is connected with the top plate is provided with the top plate is by a wire sealing assembly, and the wire is provided with the top and the wire. Preferably, the first sealing component comprises a third sealing groove, a first sealing rubber ring, a sealing cover and a second sealing plate, the bottom of the line board base is rotatably installed on the top of the rotor through a bearing, the top of the line board base is provided with a storage groove, the inside of the storage groove is provided with a wiring board, the surface of the circumferential storage groove of the wiring board is provided with the third sealing groove, the inner sealing of the third sealing groove is provided with the first sealing rubber ring, the top of the first sealing rubber ring i