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CN-224213163-U - Expansion joint repair equipment for road and bridge construction

CN224213163UCN 224213163 UCN224213163 UCN 224213163UCN-224213163-U

Abstract

The utility model belongs to the technical field of repairing equipment and discloses expansion joint repairing equipment for road and bridge construction, which comprises a shell, wherein an extrusion mechanism is arranged in the shell, a positioning mechanism is arranged at the lower end of the shell, a bridge body is arranged at the outer side of the positioning mechanism, a buried layer is arranged at the inner side of the bridge body, the upper surface of the buried layer is attached to the positioning mechanism, the extrusion mechanism comprises a push rod, the upper end of the push rod penetrates through the upper inner wall of the shell, a handle is fixedly arranged at the upper end of the push rod, a push plate is fixedly arranged at the lower end of the push rod, stable slurry outlet is realized through the extrusion mechanism, a slurry storage cavity is attached to the push plate in a sliding way, uniform output of slurry is ensured, an observation port is convenient for monitoring a slurry injection state, operation accuracy is improved, stable attachment of equipment and the bridge body is realized through the positioning mechanism, slurry leakage is prevented by combining a sealing cover and a sealing gasket, and repairing quality is improved.

Inventors

  • HUANG GUAN
  • ZHANG GENG
  • LUO WENYI
  • YAN SICHENG

Assignees

  • 厦门路桥建设集团养护工程有限公司

Dates

Publication Date
20260508
Application Date
20250721

Claims (8)

  1. 1. The expansion joint repairing equipment for road and bridge construction comprises a shell (1) and is characterized in that an extrusion mechanism (2) is arranged in the shell (1), a positioning mechanism (3) is arranged at the lower end of the shell (1), a bridge body (4) is arranged at the outer side of the positioning mechanism (3), a buried layer (5) is arranged at the inner side of the bridge body (4), and the upper surface of the buried layer (5) is attached to the positioning mechanism (3); The extrusion mechanism (2) comprises a push rod (20), the upper end of the push rod (20) penetrates through the upper inner wall of the shell (1), a handle (28) is fixedly arranged at the upper end of the push rod (20), a push plate (26) is fixedly arranged at the lower end of the push rod (20), a slow release spring (23) is fixedly arranged on the upper surface of the push plate (26), and a pulp outlet (25) is formed in the lower surface of the shell (1).
  2. 2. The expansion joint repair device for road and bridge construction according to claim 1, wherein the positioning mechanism (3) comprises a grouting pipe (30), the lower end of the grouting pipe (30) penetrates through the upper surface of the buried layer (5), a positioning plate (33) is fixedly arranged on the outer side of the grouting pipe (30), the lower surface of the positioning plate (33) is attached to the buried layer (5), a threaded groove (34) is formed in the upper end of the grouting pipe (30), a sealing cover (35) is sleeved on the outer side of the threaded groove (34), the inner side of the sealing cover (35) is rotationally connected with the grouting outlet (25), a grouting hole (37) is formed in the upper end of the grouting pipe (30), and the inner side of the grouting hole (37) is in sliding attachment with the grouting outlet (25).
  3. 3. The expansion joint repairing device for road and bridge construction according to claim 1, wherein the upper surface of the housing (1) is fixedly provided with a sealing ring (21), and the inner side of the sealing ring (21) is attached to the push rod (20).
  4. 4. The expansion joint repairing device for road and bridge construction according to claim 1, wherein the inner side of the shell (1) is provided with a slurry storage cavity (24), and the inner side of the slurry storage cavity (24) is in sliding fit with a push plate (26).
  5. 5. The expansion joint repairing device for road and bridge construction according to claim 1, wherein the outer side of the shell (1) is provided with anti-skid patterns (27).
  6. 6. The expansion joint repairing device for road and bridge construction according to claim 1, wherein an observation port (22) is formed on the outer side of the shell (1).
  7. 7. The expansion joint repairing device for road and bridge construction according to claim 2, wherein the upper inner wall of the sealing cover (35) is fixedly provided with a sealing gasket (36).
  8. 8. The expansion joint repairing device for road and bridge construction according to claim 2, wherein a plurality of positioning grooves (31) distributed in a ring shape are formed in the upper surface of the positioning plate (33), positioning rings (32) are fixedly arranged on the lower surface of the positioning plate (33), and the positioning rings (32) are attached to the upper surface of the pre-buried layer (5).

Description

Expansion joint repair equipment for road and bridge construction Technical Field The utility model belongs to the technical field of repairing equipment, and particularly relates to expansion joint repairing equipment for road and bridge construction. Background The expansion joint repairing equipment for road and bridge construction is suitable for the scene that various bridge expansion joints need to be repaired due to long-term use, such as cracks, damages or aging, is particularly suitable for the projects with high structural stability requirements, such as highways, urban viaducts, river-crossing bridges, and the like, can accurately perform grouting repairing on the expansion joints under different climatic conditions, ensures that the repaired expansion joints have good sealing performance, durability and deformation resistance, effectively prolongs the service life of the bridge, and ensures the driving safety. However, the following problems are found in the implementation related art: In the existing road and bridge expansion joint repairing technology, due to the fact that a stable slurry outlet control device is lacked, slurry is output unevenly during grouting, local accumulation or holes occur, the compactness of a repairing structure is affected, meanwhile, most equipment and a bridge body are connected in a mode that displacement is easily generated due to vibration or temperature change, the slurry is leaked out of an expansion joint, material waste is caused, and the bridge deck environment is polluted. Disclosure of utility model In order to solve the problems in the background technology, the utility model provides expansion joint repairing equipment for road and bridge construction, which has the advantages of stable slurry discharge and stable lamination. According to the utility model, stable slurry discharge is realized through the extrusion mechanism, the slurry storage cavity is in sliding fit with the push plate to ensure uniform slurry output, meanwhile, the observation port is convenient for monitoring the grouting state, the operation accuracy is improved, the stable fit between equipment and the bridge body is realized through the positioning mechanism, the slurry leakage is prevented by the combination of the sealing cover and the sealing gasket, and the repair quality is improved. The expansion joint repairing device for road and bridge construction comprises a shell, wherein an extrusion mechanism is arranged in the shell, a positioning mechanism is arranged at the lower end of the shell, a bridge body is arranged on the outer side of the positioning mechanism, a buried layer is arranged on the inner side of the bridge body, the upper surface of the buried layer is attached to the positioning mechanism, the extrusion mechanism comprises a push rod, the upper end of the push rod penetrates through the upper inner wall of the shell, a handle is fixedly arranged at the upper end of the push rod, a push plate is fixedly arranged at the lower end of the push rod, a slow-release spring is fixedly arranged at the upper surface of the push plate, and a slurry outlet is formed in the lower surface of the shell. Preferably, the positioning mechanism comprises a grouting pipe, the lower end of the grouting pipe penetrates through the upper surface of the buried layer, a positioning plate is fixedly arranged on the outer side of the grouting pipe, the lower surface of the positioning plate is attached to the buried layer, a thread groove is formed in the upper end of the grouting pipe, a sealing cover is sleeved on the outer side of the thread groove, the inner side of the sealing cover is rotationally connected with the grouting outlet, a grouting hole is formed in the upper end of the grouting pipe, and the inner side of the grouting hole is in sliding attachment with the grouting outlet. Preferably, the upper surface of the shell is fixedly provided with a sealing ring, and the inner side of the sealing ring is attached to the push rod. Preferably, the inner side of the shell is provided with a pulp storage cavity, and the inner side of the pulp storage cavity is in sliding fit with the push plate. Preferably, anti-skid patterns are formed on the outer side of the shell. Preferably, an observation port is formed in the outer side of the shell. Preferably, a sealing gasket is fixedly arranged on the upper inner wall of the sealing cover. Preferably, a plurality of positioning grooves which are distributed in an annular mode are formed in the upper surface of the positioning plate, positioning rings are fixedly arranged on the lower surface of the positioning plate, and the positioning rings are attached to the upper surface of the buried layer. Compared with the prior art, the utility model has the following beneficial effects: 1. according to the utility model, stable slurry discharge is realized through the extrusion mechanism, the slurry storage cavity is in sliding fit with th