CN215484863U

CN215484863U - Concrete wall crack repairing structure

Info

Publication number: CN215484863U
Application number: CN202121655746.8U
Authority: CN
Inventors: 杨刚
Original assignee: Beijing Tianxiangcheng Construction Engineering Co ltd
Current assignee: Beijing Tianxiangcheng Construction Engineering Co ltd
Priority date: 2021-07-21
Filing date: 2021-07-21
Publication date: 2022-01-11
Anticipated expiration: 2031-07-21

Abstract

The utility model relates to a concrete wall crack repair structure relates to the technical field of wall crack repair, and it includes concrete mortar layer, wire rope and a plurality of branch, and a plurality of branch arrange in the cracked both sides of wall body, and the branch of both sides arranges in turn, branch and wall body fixed connection, and the tip of wire rope and a plurality of branch is fixed mutually to form and be the broken line form and connect the skeleton, concrete mortar layer covers branch and connects the skeleton, and pack the wall body crack. This application has guaranteed the integrality of wall through setting up simple structure and the wall crack repair structure of easily constructing, connects the wall body of crack both sides through setting up the connection skeleton of broken line form simultaneously, prevents wall body secondary fracture, has promoted the structural strength that the crack repaired the structure.

Description

Concrete wall crack repairing structure

Technical Field

The application relates to the field of wall crack repair, in particular to a concrete wall crack repair structure.

Background

Civil engineering and construction work is dominated by concrete structures, which inevitably have cracks due to the action of internal and external factors, which are the main causes of the reduction in the load-bearing capacity, durability and water resistance of concrete structures.

Chinese patent CN103132707A discloses a method and a structure for repairing wall cracks, wherein cement mortar or putty powder is adopted to seal and fill the cracks of a building wall, grooves are firstly ground on the cracks at intervals of 3-20 cm along the length direction of the cracks, then a metal nail is embedded into each groove, the deformation of the cracks is prevented and reduced by embedding the metal nail into the cracks, and then the nail cap end of the metal nail is covered by the cement mortar and the grooves are filled and filled.

In the wall crack repairing method and structure in the related art, the deformation of the wall crack is prevented and reduced by embedding the metal nails in the crack, but compared with the concrete wall crack, the repairing method and structure have lower repairing strength, cannot effectively prevent the concrete wall from secondary cracking, and need to be improved.

SUMMERY OF THE UTILITY MODEL

In order to prevent concrete wall secondary fracture, this application provides a concrete wall crack repair structure.

The application provides a concrete wall crack repair structure adopts following technical scheme:

the utility model provides a concrete wall crack repair structure, includes concrete mortar layer, wire rope and a plurality of branch, and is a plurality of branch arranges in the cracked both sides of wall body, and both sides branch arranges in turn, branch and wall body fixed connection, wire rope and a plurality of the tip of branch is fixed mutually to form and be broken linear connection skeleton, the concrete mortar layer covers branch and connection skeleton to fill the wall body crack.

By adopting the technical scheme, when the wall crack is repaired, the support rods are embedded into the wall body and are alternately fixed on two sides of the wall crack, then the steel wire rope and the end of the support rods are connected to form the zigzag-shaped connecting framework, and finally the support rods and the connecting framework are covered by the concrete mortar layer and the wall crack is filled, so that the repair of the wall crack can be completed. Through setting up simple structure and the wall crack repair structure of easily constructing, guaranteed the integrality of wall, connect the wall body of crack both sides through setting up the connection skeleton of broken line form simultaneously, prevent wall body secondary fracture, promoted the structural strength of crack repair structure.

Optionally, a waterproof layer is arranged on the concrete mortar layer.

Through adopting above-mentioned technical scheme, through setting up the waterproof layer, play certain waterproof effect, guarantee that the structure after the repair has good waterproof performance.

Optionally, a glass fiber mesh cloth is arranged between the concrete mortar layer and the waterproof layer.

Through adopting above-mentioned technical scheme, through setting up glass fiber net check cloth, improve the joint strength between concrete mortar and the waterproof layer, further guarantee the structural strength on concrete mortar layer.

Optionally, an expansion sleeve is arranged at one end of the support rod embedded in the wall body, the support rod is inserted into the expansion sleeve, and the support rod is in threaded connection with the expansion sleeve.

By adopting the technical scheme, when the supporting rod and the wall body are connected, only holes are drilled on two sides of a crack of the wall body and the expansion sleeve is embedded into the holes, and then the supporting rod is driven to rotate to enable the expansion sleeve to expand, so that the supporting rod and the wall body can be fixedly connected. Through setting up simple structure and convenient operation's coupling mechanism, realized the quick fixed of branch and wall body.

Optionally, one end of the supporting rod, which is exposed outside the wall body, is provided with a through hole which penetrates through the supporting rod, and the through hole is used for the steel wire rope to penetrate through.

By adopting the technical scheme, when the steel wire rope is connected with the through hole, the steel wire rope is only required to penetrate through the through hole, and the steel wire rope can be quickly connected with the through hole. Through setting up the through-hole, realized the quick and stable connection of wire rope and branch.

Optionally, the support rod includes a short rod and a rotating rod, the short rod is inserted into the expansion sleeve, the short rod is in threaded connection with the expansion sleeve, the rotating rod is arranged at one end of the short rod exposed outside the wall body and is rotatably connected with the short rod, and the through hole is located on the rotating rod.

Through adopting above-mentioned technical scheme, through setting up the swing arm of being connected with the quarter butt rotation, easily adjust the position that wire rope penetrated and wore out the through-hole, be convenient for tighten up wire rope.

It is optional, be located the cracked both ends of wall body the swing arm with it is used for the tensioning to have arranged between the quarter butt wire rope's straining device, straining device includes connecting sleeve, drive shaft, ratchet and ratchet, connecting sleeve arrange in the swing arm with between the quarter butt, just connecting sleeve with quarter butt fixed connection, with the swing arm rotates to be connected, the drive shaft arrange in the connecting sleeve, just the drive shaft with quarter butt rotates to be connected, with swing arm fixed connection, the ratchet is arranged in the drive shaft, the ratchet articulate in sleeve inner wall and with ratchet meshing transmission, follow on the swing arm circumferential direction is provided with and is used for the winding wire rope's annular.

By adopting the technical scheme, when the steel wire rope is tightened, the tail end of the steel wire rope is fixedly connected with the rotary rods positioned at the two ends of the crack, and then the rotary rods are rotated to wind the steel wire rope with the redundant length in the annular grooves so as to tighten the steel wire rope. Meanwhile, the rotating rod can only rotate in a single direction through the matching of the ratchet wheel and the ratchet, so that the self-locking of the rotating rod is realized, and the fixing of the steel wire rope is completed.

Optionally, the rotating rod is provided with anti-slip lines.

Through adopting above-mentioned technical scheme, through setting up anti-skidding line, the friction coefficient of increase swing arm surface realizes the convenient laborsaving drive of swing arm.

In summary, the present application includes at least one of the following beneficial technical effects:

the wall crack repairing structure is simple in structure and easy to construct, the integrity of the wall is guaranteed, meanwhile, the wall bodies on two sides of the crack are connected through the connecting framework in a broken line shape, the wall bodies are prevented from secondary cracking, and the structural strength of the crack repairing structure is improved;

the waterproof layer is arranged, so that a certain waterproof effect is achieved, and the repaired structure is ensured to have good waterproof performance;

through setting up glass fiber net check cloth, improve the joint strength between concrete mortar and the waterproof layer, further guarantee the structural strength on concrete mortar layer.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

FIG. 2 is a schematic view showing the connection between the strut and the expansion sleeve in the embodiment of the present application.

FIG. 3 is a schematic view of the connection of the strut, tensioning mechanism and expansion sleeve in an embodiment of the present application.

Fig. 4 is a partially enlarged schematic view of the area a in fig. 3.

Description of reference numerals: 1. a concrete mortar layer; 2. a wire rope; 3. a strut; 31. a short bar; 32. rotating the rod; 321. a through hole; 322. a ring groove; 323. anti-skid lines; 4. an expansion sleeve; 6. a waterproof layer; 7. glass fiber mesh cloth; 8. a tensioning mechanism; 81. a connecting sleeve; 82. a drive shaft; 83. a ratchet wheel; 84. a ratchet; 841. a spring.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

The embodiment of the application discloses concrete wall crack repair structure.

Referring to fig. 1, a concrete wall crack repairing structure includes a concrete mortar layer 1, a steel wire rope 2 and a plurality of struts 3. The support rods 3 are uniformly arranged on two sides of the wall crack, and the support rods 3 on the two sides are alternately arranged. The support rod 3 is also provided with an expansion sleeve 4, the expansion sleeve 4 is embedded into the wall body after drilling, and one end of the support rod 3 is inserted into the expansion sleeve 4 and is in threaded connection with the expansion sleeve 4, so that the expansion sleeve 4 is promoted to expand, and the fixed connection between the wall body and the support rod 3 is realized.

Referring to fig. 1 and 2, a through hole 321 for the steel wire rope 2 to pass through is formed at one end of the supporting rod 3 exposed outside the wall. The steel wire rope 2 penetrates through the through hole 321 and forms a broken-line-shaped connecting framework so as to connect and tighten the wall bodies on two sides of the crack and prevent the wall body crack from secondary cracking.

Referring to fig. 1, a concrete mortar layer 1 is formed by coating and plastering concrete mortar, and the concrete mortar layer 1 is used for covering and filling wall cracks and simultaneously covering a connecting framework and a supporting rod 3 so as to fill the cracks and cover the connecting framework and the supporting rod 3.

Referring to fig. 1, a waterproof layer 6 is arranged on a concrete mortar layer 1, and the waterproof layer 6 is formed by coating high-molecular waterproof paint, so as to ensure that the repaired structure has good waterproof performance. Meanwhile, a glass fiber mesh 7 is arranged between the waterproof layer 6 and the concrete mortar layer 1, so that the connection strength between the concrete mortar layer 1 and the waterproof layer 6 is further improved, and the structural strength of the concrete mortar layer 1 is improved.

Referring to fig. 1 and 2, the strut 3 includes a short bar 31 and a rotating bar 32. The short rod 31 is inserted into the expansion sleeve 4, and the short rod 31 and the expansion sleeve 4 are screwed. The rotary rod 32 is arranged at one end of the loop bar exposed outside the wall body and is rotatably connected with the short rod 31. Meanwhile, the through hole 321 is also positioned at the upper end of the rotating rod 32 to realize the adjustment of the penetrating and penetrating directions of the steel wire rope 2.

Referring to fig. 3 and 4, a tensioning mechanism 8 for tensioning the wire rope 2 is disposed between the swing lever 32 and the short lever 31 at both ends of the crack of the wall, and the tensioning mechanism 8 includes a connecting sleeve 81, a driving shaft 82, a ratchet 83 and a ratchet 84. The connecting sleeve 81 is disposed between the rotary rod 32 and the short rod 31, and the connecting sleeve 81 is fixedly connected with the short rod 31 and rotatably connected with the rotary rod 32 to realize the rotation of the rotary rod 32.

Referring to fig. 3 and 4, a driving shaft 82 is disposed in a connecting sleeve 81, one end of the driving shaft 82 is rotatably connected with the short rod 31, the other end of the driving shaft 82 is fixedly connected with the rotating rod 32, a ratchet 83 is disposed in the middle of the driving shaft 82, a ratchet 84 is disposed on the inner wall of the connecting sleeve 81 and is hinged to the inner wall of the connecting sleeve 81, and a spring 841 is disposed between the ratchet 84 and the inner wall of the connecting sleeve 81 to realize unidirectional rotation and opposite self-locking of the ratchet 83.

Referring to fig. 2, 3 and 4, a ring groove 322 for winding the steel wire rope 2 is circumferentially disposed on a side surface of the rotating rod 32, and the ring groove 322 is communicated with both ends of the through hole 321 to tension the steel wire rope 2 and store the steel wire rope 2 of an excessive length. And the side of the lever 32 is provided with an anti-slip thread 323 to facilitate driving the lever 32.

Therefore, when the tightness of the steel wire rope 2 is adjusted, the rotating rods 32 arranged at two ends of the crack of the wall body are rotated only, at the moment, the rotating rods 32 tighten the steel wire rope 2 and wind the steel wire rope 2 with the excessive length in the annular groove 322 in a rotating manner, and the steel wire rope 2 can be tensioned.

The implementation principle of the concrete wall crack repairing structure provided by the embodiment of the application is as follows: when repairing the wall crack, firstly, a plurality of holes for embedding the expansion sleeve 4 and the short rod 31 are drilled at two sides of the wall crack through a drilling tool, then the short rod 31 is rotated to promote the expansion sleeve 4 to expand, so that the expansion sleeve 4 is fixedly connected with the wall, and further the fixed connection of the short rod 31 and the wall is realized. Then, the steel wire rope 2 sequentially penetrates through the through holes 321 arranged on the rotary rods 32 to form a connecting framework, the steel wire rope 2 is connected with the rotary rods 32 arranged at two ends of the crack of the wall body, then the rotary rods 32 are rotated to tighten the steel wire rope 2, the steel wire rope 2 with redundant length is wound in the annular groove 322 in a rotating mode, and the wall bodies on two sides of the crack are fixedly connected. And then filling the wall crack with concrete mortar, covering the connecting framework and the supporting rod 3 to form a concrete mortar layer 1, covering the glass fiber mesh 7 on the concrete mortar layer 1, and finally painting the concrete mortar layer 1 with high-molecular waterproof paint to form a waterproof layer 6, so that waterproof work is completed, and finally repairing work of the wall crack is completed.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a concrete wall crack repair structure which characterized in that: including concrete mortar layer (1), wire rope (2) and a plurality of branch (3), it is a plurality of branch (3) are arranged in the cracked both sides of wall body, and both sides branch (3) arrange in turn, branch (3) and wall body fixed connection, wire rope (2) and a plurality of the tip of branch (3) is fixed mutually to form and be broken line shape connection skeleton, concrete mortar layer (1) covers branch (3) and connection skeleton to fill the wall body crack.

2. The concrete wall crack repairing structure of claim 1, wherein: and a waterproof layer (6) is arranged on the concrete mortar layer (1).

3. The concrete wall surface crack repairing structure of claim 2, wherein: and a glass fiber mesh cloth (7) is arranged between the concrete mortar layer (1) and the waterproof layer (6).

4. The concrete wall crack repairing structure of claim 1, wherein: an expansion sleeve (4) is arranged at one end, embedded into the wall, of the support rod (3), the support rod (3) is connected to the expansion sleeve (4) in an inserting mode, and the support rod (3) is in threaded connection with the expansion sleeve (4).

5. The concrete wall crack repairing structure of claim 4, wherein: one end of the support rod (3) exposed outside the wall body is provided with a through hole (321) penetrating through the support rod (3), and the through hole (321) is used for the steel wire rope (2) to penetrate through.

6. The concrete wall crack repairing structure of claim 5, wherein: the supporting rod (3) comprises a short rod (31) and a rotary rod (32), the short rod (31) is inserted into the expansion sleeve (4), the short rod (31) is in threaded connection with the expansion sleeve (4), the rotary rod (32) is arranged at one end, exposed out of the wall body, of the short rod (31) and is in rotating connection with the short rod (31), and the through hole (321) is located in the rotary rod (32).

7. The concrete wall surface crack repairing structure of claim 6, wherein: a tensioning mechanism (8) for tensioning the steel wire rope (2) is arranged between the rotary rod (32) and the short rod (31) at two ends of a crack of the wall body, the tensioning mechanism (8) comprises a connecting sleeve (81), a driving shaft (82), a ratchet wheel (83) and ratchet teeth (84), the connecting sleeve (81) is arranged between the rotary rod (32) and the short rod (31), the connecting sleeve (81) and the short rod (31) are fixedly connected and are in rotating connection with the rotary rod (32), the driving shaft (82) is arranged in the connecting sleeve (81), the driving shaft (82) and the short rod (31) are in rotating connection and are fixedly connected with the rotary rod (32), the ratchet wheel (83) is arranged on the driving shaft (82), the ratchet teeth (84) are hinged on the inner wall of the sleeve and are in meshing transmission with the ratchet wheel (83), and an annular groove (322) for winding the steel wire rope (2) is arranged on the rotating rod (32) along the circumferential direction of the rotating rod (32).

8. The concrete wall crack repairing structure of claim 7, wherein: the rotating rod (32) is provided with anti-skid grains (323).