CN-224227677-U - Bridge crack repairing device

CN224227677UCN 224227677 UCN224227677 UCN 224227677UCN-224227677-U

Abstract

The utility model provides a bridge crack repairing device which comprises a repairing anchor point, a force application sleeve, a force application bolt, a butt joint opening, a one-way valve and an engineering adhesive input port, wherein the force application sleeve is fixedly arranged at the bottom end of the repairing anchor point, the force application bolt is slidably arranged in the repairing anchor point and is engaged in the force application sleeve through threads, the repairing anchor point, the force application sleeve and the force application bolt are embedded in a hole punched in a bridge crack, the butt joint opening is engaged at the top of the force application bolt through threads, the one-way valve is fixedly arranged at the top of the butt joint opening, the engineering adhesive input port is fixedly arranged at the top of the one-way valve, and the repairing anchor point and the force application bolt can effectively seal the bridge crack, injected adhesive can not overflow outwards, and can effectively enable the adhesive to be injected into the bridge crack.

Inventors

LIU YANHE
YIN YANPING
Lv Meimei
HUANG JUNPENG
ZHANG LING
TAN RONGZHI
LI LIANGLIN

Assignees

广州隧华智慧交通科技有限公司

Dates

Publication Date: 20260512
Application Date: 20250610

Claims (5)

1. A bridge crack repairing device is characterized by comprising a repairing anchor point (1), a force application sleeve (2), a force application bolt (3), a butt joint (4), a one-way valve (5) and an engineering adhesive input port (6), wherein the force application sleeve (2) is fixedly arranged at the bottom end of the repairing anchor point (1), the force application bolt (3) is slidably arranged in the repairing anchor point (1) and is engaged in the repairing anchor point (2) through threads, the repairing anchor point (1), the force application sleeve (2) and the force application bolt (3) are embedded in a hole punched at a bridge crack, the butt joint (4) is engaged at the top of the force application bolt (3) through threads, the one-way valve (5) is fixedly arranged at the top of the butt joint (4), and the engineering adhesive input port (6) is fixedly arranged at the top of the one-way valve (5).
2. The bridge crack repairing device according to claim 1, wherein the repairing anchor point (1) comprises a protective base sheet (11), a supporting sleeve (12), an expansion sheet (13) and a sealing glue limiting frame (14), the supporting sleeve (12) is fixedly arranged at the bottom of the protective base sheet (11), the expansion sheet (13) is fixedly arranged at the bottom of the supporting sleeve (12), the force application sleeve (2) is fixedly arranged at the bottom of the expansion sheet (13), and the sealing glue limiting frame (14) is fixedly adhered to the outer side of the protective base sheet (11).
3. The bridge crack repairing device according to claim 1, wherein the force applying bolt (3) comprises a force applying nut (31), a hollow screw (32), a bottoming end socket (33), a grouting pipe (34) and a grout outlet (35), the hollow screw (32) is fixedly arranged at the bottom of the force applying nut (31), the bottoming end socket (33) is fixedly arranged at the bottom of the hollow screw (32), the grouting pipe (34) is arranged inside the force applying nut (31), the hollow screw (32) and the bottoming end socket (33), the grout outlet (35) is arranged inside the bottoming end socket (33), and the grout outlet (35) faces multiple directions.
4. The bridge crack repairing device according to claim 2, wherein the protective base sheet (11) in the repairing anchor point (1) is a round steel metal sheet, the protective base sheet (11) is fixed on the surface of a crack of a bridge through nails, the expansion sheet (13) can be expanded outwards through pushing of the force application sleeve (2) and fixed in a hole punched in the crack of the bridge, the sealing glue limiting frame (14) is made of two rubber strips extending outwards, the sealing glue limiting frames (14) are adhered to the outer side of the crack of the bridge, multiple groups of sealing glue limiting frames (14) can be connected with each other and melted through open fire, a layer of curing sealing glue is coated between the sealing glue limiting frames (14) to completely cover the crack of the bridge, and a limiting groove is formed on the outer side of the crack of the bridge.
5. A bridge crack repairing device according to claim 3, wherein the force application bolt (3) can rotate the force application nut (31) through a spanner to enable the hollow screw rod (32) to drive the force application sleeve (2) to move upwards to push the expansion piece (13) to expand outwards, the hollow screw rod (32) adopts a group of steel threaded columns with holes in the middle, and the grouting pipe (34) can be connected with the opposite joint (4) to inject epoxy resin grouting material inwards and flow out from the grouting outlet (35) in multiple directions.

Description

Bridge crack repairing device Technical Field The utility model relates to the technical field of bridge engineering, in particular to a bridge crack repairing device. Background In the field of bridge engineering, various cracks are inevitably generated in a concrete structure due to the fact that the concrete structure bears traffic load, environmental erosion, material aging and other factors for a long time. The cracks not only affect the structural beauty, but also accelerate the development of diseases such as steel bar corrosion, concrete carbonization and the like, and seriously threaten the durability and bearing safety of the bridge. However, the existing bridge crack repairing device still has the problems that the bridge crack cannot be effectively sealed, the injected adhesive is easy to overflow outwards, and the adhesive cannot be effectively injected into the bridge crack. Therefore, it is necessary to provide a bridge crack repairing device. Disclosure of utility model In order to solve the technical problems, the utility model provides a bridge crack repairing device, which solves the problems that the existing bridge crack repairing device still cannot effectively seal a bridge crack, injected adhesive is easy to overflow outwards, and the adhesive cannot be effectively injected into the bridge crack. A bridge crack repairing device comprises a repairing anchor point, a force application sleeve, a force application bolt, a butt joint port, a one-way valve and an engineering adhesive input port, wherein the force application sleeve is fixedly arranged at the bottom end of the repairing anchor point, the force application bolt is slidably arranged in the repairing anchor point and is engaged in the force application sleeve through threads, the repairing anchor point, the force application sleeve and the force application bolt are embedded in a hole formed in a bridge crack, the butt joint port is engaged at the top of the force application bolt through threads, the one-way valve is fixedly arranged at the top of the butt joint port, and the engineering adhesive input port is fixedly arranged at the top of the one-way valve. The repairing anchor point comprises a protection base sheet, a supporting sleeve, an expansion sheet and a sealing adhesive limiting frame, wherein the supporting sleeve is fixedly arranged at the bottom of the protection base sheet, the expansion sheet is fixedly arranged at the bottom of the supporting sleeve, a force application sleeve is fixedly arranged at the bottom of the expansion sheet, and the sealing adhesive limiting frame is fixedly adhered to the outer side of the protection base sheet. The grouting pipe is arranged in the force application nut, the hollow screw rod and the bottoming end head, the grout outlet is arranged in the bottoming end head, and the grout outlet faces to multiple directions. The protective foundation piece inside the repairing anchor point is made of a round steel metal piece, the protective foundation piece is fixed on the surface of a bridge crack through nails, the expansion piece can be expanded outwards through pushing of a force application sleeve and is fixed inside a hole punched in the bridge crack, the sealing glue limiting frames are made of two rubber strips extending outwards, the sealing glue limiting frames are adhered to the outer sides of the bridge crack, multiple groups of sealing glue limiting frames can be connected with each other and are heated and melted through open fire, limiting ravines are formed on the outer sides of the bridge crack, and a layer of curing sealing glue is coated between the sealing glue limiting frames and completely covers the bridge crack. The hollow screw adopts a group of steel threaded columns with holes in the middle, the grouting pipe can be connected with the opposite joint, epoxy resin grouting material is injected inwards, and the grouting material flows out from the grouting outlet in multiple directions. Compared with the prior art, the utility model has the following beneficial effects: 1. The utility model provides a repair anchor point setting, wherein a protective base sheet is fixed on the surface of a crack through nails, a support sleeve is connected with an expansion sheet at the bottom, when a force application nut of a force application bolt rotates, a hollow screw rod pushes a force application sleeve to move upwards to enable the expansion sheet to radially expand to realize mechanical anchoring, a seal gum limiting frame at the outer side of the protective base sheet is heated and melted to form a seal gully, accurate limiting can be provided for seal gum, the seal layer can be ensured to uniformly cover the surface of the crack, the meltable characteristic of the seal gum limiting frame enables a plurality of groups of limiting frames to be spliced seamlessly and perfectly adapt to various complex crack forms, and seal gullies formed by the seal gum limiting fra