CN218934441U - Tunnel reinforcing steel bar cushion block with clamp function - Google Patents
Tunnel reinforcing steel bar cushion block with clamp function Download PDFInfo
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- CN218934441U CN218934441U CN202223182577.8U CN202223182577U CN218934441U CN 218934441 U CN218934441 U CN 218934441U CN 202223182577 U CN202223182577 U CN 202223182577U CN 218934441 U CN218934441 U CN 218934441U
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Abstract
The utility model provides a tunnel reinforcing steel bar cushion block with a clamp function; comprises a backing plate, a U-shaped clamp and a fixing tongue; the top of the base plate is provided with a door type frame, two rectangular holes are formed in the base plate at the outer side of the door type frame, and a pad table is arranged at the outer side of the top end of the base plate; the top of the U-shaped clamp penetrates through the rectangular hole, the fixing tongue is connected to the base plate in a sliding manner, and the steel bars are arranged in the U-shaped clamp; the top end of the backing plate on the inner side of the door type frame is provided with a dovetail-shaped guide groove, the bottom end of the clamping tongue is provided with a guide bar, and the guide bar is in sliding connection in the guide groove; the rear end of the backing plate is fixedly connected with a baffle plate, and the baffle plate blocks the guide groove; the bottom of the front side of the door type frame extends forwards to form a right-angle ladder shape; the fixing tongue can slide into the door frame, the fixing tongue clamps the top of the U-shaped clamp, and the U-shaped clamp compresses the steel bars; the utility model solves the problems of more manual fixing points and inconvenient use of the reinforcing steel bar cushion block in the prior art.
Description
Technical Field
The utility model relates to the technical field of tunnel construction, in particular to a tunnel reinforcing steel bar cushion block with a clamp function.
Background
The steel bar cushion block is mainly applied to reinforced concrete members and reinforced concrete engineering; no scar is left on the surface of the concrete protective layer after demoulding, the standardization of the reinforcement protective layer can be ensured, and the engineering quality is ensured; the steel bar cushion block comprises a traditional cement cushion block and a plastic cushion block; iron wires are often used for binding cement cushion blocks on the steel bars, and plastic cushion blocks are directly fixed on the steel bars in a clamping, sleeving and other modes;
the plastic cushion block can be fixed on the steel bar through the bayonet, but in the tunnel construction engineering, when the mesh sheet subjected to movable binding is used or the steel bar net is fixed by using mechanical equipment, the plastic cushion block is subjected to vibration and collision, and the plastic cushion block is easy to fall or incline, so that the effect of guaranteeing the thickness of the steel bar protection layer is lost; patent number CN 211342944U-a reinforcement protection layer cushion block for a undercut tunnel, which comprises a cushion block body, a compression screw and a compression ring; the compression screw is in threaded connection with the compression ring, and a worker fixes the cushion block body on the steel bar by rotating the compression screw; the setting of reinforcing bar cushion is set up the completion after main framework of steel bar, and the cushion sets up outside the framework of steel bar, and constructor stretches into the tool and rotationally compresses tightly screw fixed reinforcing bar cushion inconvenient in the framework of steel bar to this patent artifical fixed point is more, and the cushion quantity that sets up on reinforcing bar net piece or the framework is more, and the construction is slow.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model provides a tunnel reinforcing steel bar cushion block with a clamp function, which solves the problems of more manual fixing points and inconvenient use of the reinforcing steel bar cushion block in the prior art.
According to the embodiment of the utility model, the tunnel reinforcing steel bar cushion block with the clamp function comprises a cushion plate, a U-shaped clamp and a fixing tongue; the top of the base plate is provided with a door type frame, and two rectangular holes are formed in the base plate at the outer side of the door type frame; the top of the U-shaped clamp penetrates through the rectangular hole, the fixing tongue is connected to the base plate in a sliding manner, and the steel bars are arranged in the U-shaped clamp; the fixing tongue can slide into the door frame, and the fixing tongue clamps the top of the U-shaped clamp, and the U-shaped clamp compresses the steel bars.
The technical principle of the utility model is as follows: when the steel bar cushion block is used, a worker places the cushion plate on the arrangement side of the steel bar framework or the steel bar protection layer of the net sheet, then clamps the U-shaped clamp sleeve on the steel bar, and the top end of the U-shaped clamp sleeve penetrates through the rectangular hole; the staff uses tools such as pliers to clamp the door frame and the fixing tongue, the fixing tongue enters the door frame to clamp the top of the U-shaped clamp, and the U-shaped clamp compresses the steel bars.
Compared with the prior art, the utility model has the following beneficial effects: the workers fix the reinforcing steel bar cushion on the reinforcing steel bar protection layer setting side by using tools, the tools do not pass through the reinforcing steel bar framework or the net sheet, and the workers fix the reinforcing steel bar cushion conveniently; the staff uses tools such as pliers to clamp the door frame and the fixing tongue, the fixing tongue is sent into the door frame, the steel bar cushion block can be fixed on the steel bar, only one manual fixing point is needed, the number of the manual fixing points of the steel bar cushion block is small, and the staff can quickly construct the steel bar cushion block; the problem of among the prior art the artifical fixed point position of reinforcing bar cushion more, use inconvenient is solved.
Preferably, the middle part of the fixing tongue is provided with a clamping tongue, two sides of the fixing tongue are provided with side tongues, and the clamping tongue and the side tongues are arranged at intervals; the top surface of the clamping tongue is an upward inclined surface, the top surface of the clamping tongue is provided with unidirectional positioning teeth, and the side tongue is provided with a groove; the rear part of the fixing tongue is a supporting body which is flush with the height of the door type frame.
By adopting the technical scheme, the method has the advantages that: the clamping tongue is used as a connecting part of the AND gate type frame, and after the clamping tongue is fixed with the AND gate type frame, the edge tongue is synchronously fixed with the U-shaped card; the clamping tongue and the side tongue are arranged at intervals, so that the space position of the door frame is reserved; the supporting body is flush with the door type frame in height, so that the pliers are facilitated to clamp the fixing tongue and the door type frame.
Preferably, the inner wall of the top of the door-type frame is provided with a latch; the latch is arranged in the positioning teeth; the top end of the U-shaped clamp extends outwards perpendicularly, a fixed tooth is arranged at the bottom of the outwards extending part, and the fixed tooth is arranged in the groove.
By adopting the technical scheme, the method has the advantages that: the clamping teeth are arranged in the positioning teeth, the positioning is unidirectional, and the door-type frame fixes the clamping tongue position; the fixed teeth are arranged in the grooves, and the side tongues fix the top ends of the U-shaped clamps.
Preferably, the cross section structures of the latch and the positioning teeth are the same and are in right-angle triangular shape, and the latch and the positioning teeth are corresponding to the long oblique sides; an anti-collision layer is arranged on the positioning teeth at the front side of the clamping tongue.
By adopting the technical scheme, the method has the advantages that: the cross sections of the clamping teeth and the positioning teeth are right-angle triangular, and after the clamping teeth enter the positioning teeth, the clamping teeth can not retreat, so that the positions of the clamping tongues are unidirectionally fixed; the positioning teeth on the front side of the clamping tongue are provided with anti-collision layers, and the anti-collision layers prevent the steel bar cushion blocks from entering the door frame due to vibration during transportation or carrying.
Preferably, the top end of the backing plate on the inner side of the door-type frame is provided with a dovetail-shaped guide groove, the bottom end of the clamping tongue is provided with a guide bar, and the guide bar is in sliding connection in the guide groove; the rear end of the backing plate is fixedly connected with a baffle plate, and the baffle plate blocks the guide groove; the bottom of the front side of the door type frame extends forwards to form a right-angle trapezoid shape.
By adopting the technical scheme, the method has the advantages that: the baffle blocks the guide groove, namely the dovetail-shaped guide groove, so that the fixing tongue can slide on the backing plate within a certain range without separating from the backing plate; the bottom of the front side of the door type frame extends forwards to form a right-angle trapezoid shape, the structural strength of the door type frame is high, and the deformation of the door type frame is small when the pliers clamp the fixing tongue and the door type frame.
Preferably, the pad platform is arranged on the outer side of the top end of the pad plate, and through holes are formed in the pad platform.
By adopting the technical scheme, the method has the advantages that: the thickness of the reinforcement protection layer can be ensured by the pad table, and the weight of the pad table is lightened by the through holes.
Drawings
Fig. 1 is a schematic structural diagram of a tunnel reinforcement spacer with a clamp function according to an embodiment of the present utility model;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a cross-sectional view taken along the A-A plane of FIG. 1;
FIG. 4 is a cross-sectional view taken along the B-B plane in FIG. 1;
fig. 5 is a schematic view of the structure of the fixing tongue in fig. 1.
In the above figures: the steel bar 1, the backing plate 2, the rectangular hole 201, the guide groove 202, the U-shaped clamp 3, the backing plate 4, the through hole 401, the fixing tongue 5, the clamping tongue 501, the side tongue 502, the supporting body 503, the guide bar 6, the baffle 7, the anti-collision layer 8, the positioning teeth 9, the clamping teeth 10, the door frame 11 and the fixing teeth 12.
Detailed Description
The technical scheme of the utility model is further described below with reference to the accompanying drawings and examples.
Example 1
As shown in fig. 1 to 5, a cushion block of tunnel reinforcing steel bar 1 with a clamping apparatus function is manufactured by using plastic materials, and comprises a backing plate 2, a U-shaped clamp 3 and a fixing tongue 5; the top of the base plate 2 is provided with a door frame 11, the base plate 2 outside the door frame 11 is provided with two rectangular holes 201, the outer side of the top end of the base plate 2 is provided with a pad table 4, three rows of through holes 401 are respectively arranged in the pad table 4, and each row is provided with three through holes 401; the top of the U-shaped clamp 3 passes through the rectangular hole 201, the fixing tongue 5 is connected to the backing plate 2 in a sliding way, and the steel bar 1 is arranged in the U-shaped clamp 3; the fixing tongue 5 can slide into the door frame 11, the fixing tongue 5 clamps the top of the U-shaped clamp 3, and the U-shaped clamp 3 compresses the steel bar 1.
As shown in fig. 3 to 5: the middle part of the fixed tongue 5 is provided with a clamping tongue 501, two sides of the fixed tongue 5 are provided with side tongues 502, and the clamping tongue 501 and the side tongues 502 are arranged at intervals; the top surface of the clamping tongue 501 is an upward inclined surface, the top surface of the clamping tongue 501 is provided with two unidirectional positioning teeth 9, and the side tongue 502 is provided with two grooves; the back of the fixing tongue 5 is a supporting body 503, and the supporting body 503 is level with the door type frame 11.
As shown in fig. 3 and 4: the inner wall of the top of the door frame 11 is provided with a latch 10; the latch 10 is arranged in the positioning teeth 9; the top end of the U-shaped clamp 3 extends outwards perpendicularly, the bottom of the outwards extending part is provided with a fixed tooth 12, and the fixed tooth 12 is arranged in the groove; the cross section structures of the latch 10 and the positioning teeth 9 are the same and are in right-angle triangular shapes, and the latch 10 corresponds to the long oblique sides of the positioning teeth 9; the locating teeth 9 on the front side of the clamping tongue 501 are provided with an anti-collision layer 8, the anti-collision layer 8 is flush with the locating teeth 9 in height, and the anti-collision layer 8 is solidified wax or solidified glue.
As shown in fig. 1 and 3: the top end of the backing plate 2 on the inner side of the door frame 11 is provided with a dovetail-shaped guide groove 202, the bottom end of the clamping tongue 501 is provided with a guide bar 6, and the guide bar 6 is in sliding connection in the guide groove 202; the rear end of the backing plate 2 is fixedly connected with a baffle 7, and the baffle 7 blocks the guide groove 202; the front bottom of the door frame 11 extends forward and has a right trapezoid shape.
The technical principle of the utility model is as follows: when the cushion block of the steel bar 1 is used, a worker places the backing plate 2 on the side of the framework of the steel bar 1 or the protective layer of the steel bar 1 of the net sheet, then the U-shaped clamp 3 is sleeved on the steel bar 1, and the top end of the U-shaped clamp 3 penetrates through the rectangular hole 201; the staff uses tools such as pliers to clamp the door frame 11 and the fixing tongue 5, the fixing tongue 5 enters the door frame 11 to clamp the top of the U-shaped clamp 3, and the U-shaped clamp 3 compresses the steel bar 1.
Compared with the prior art, the utility model has the following beneficial effects: the staff fixes the reinforcing steel bar 1 backing money by using the tool at the side of the reinforcing steel bar 1 protective layer, the tool does not pass through the reinforcing steel bar 1 framework or the net sheet, and the staff fixes the reinforcing steel bar 1 backing block conveniently; the staff uses tools such as pliers to clamp the door frame 11 and the fixing tongue 5, the fixing tongue 5 is sent into the door frame 11, the cushion block of the steel bar 1 can be fixed on the steel bar 1, only one manual fixing point is arranged, the manual fixing point of the cushion block of the steel bar 1 is less, and the staff can quickly construct the steel bar; solves the problems of more manual fixing points and inconvenient use of the cushion block of the reinforcing steel bar 1 in the prior art; and set up two positioning teeth 9 and two recesses, steel bar 1 cushion can use on two different diameter steel bars 1, and its universality is wider.
The pad table 4 ensures the thickness of the protective layer of the reinforcing steel bar 1, and the through holes 401 lighten the weight of the pad table 4; the clamping tongue 501 is used as a connecting part of the portal frame 11, and after the clamping tongue 501 is fixed with the portal frame 11, the side tongue 502 is synchronously fixed with the U-shaped card 3; the clamping tongue 501 and the side tongue 502 are arranged at intervals, so that the space position of the door frame 11 is reserved; the supporting body 503 is flush with the door type frame 11 in height, which is beneficial to clamping the fixing tongue 5 by pliers and the door type frame 11; the latch 10 is arranged in the positioning teeth 9, is positioned to be unidirectional, and the door frame 11 fixes the position of the latch 501; the fixed teeth 12 are arranged in the grooves, and the side tongues 502 fix the top ends of the U-shaped cards 3.
The cross sections of the latch 10 and the positioning teeth 9 are right-angle triangular, and after the latch 10 enters the positioning teeth 9, the latch 10 can not retreat, so that the position of the latch 501 is unidirectionally fixed; the positioning teeth 9 on the front side of the clamping tongue 501 are provided with an anti-collision layer 8, and the anti-collision layer 8 prevents the cushion block of the steel bar 1 from entering the door frame 11 due to vibration during transportation or carrying. The baffle 7 blocks the guide groove 202, namely the dovetail-shaped guide groove 202, so that the fixing tongue 5 can slide on the backing plate 2 within a certain range without being separated from the backing plate 2; the bottom of the front side of the door frame 11 extends forwards to form a right-angle trapezoid, the structural strength of the door frame 11 is high, and when the pliers clamp the fixing tongue 5 and the door frame 11, the deformation of the door frame 11 is small.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.
Claims (6)
1. A tunnel reinforcing steel bar cushion block with a clamp function is characterized in that: comprises a backing plate, a U-shaped clamp and a fixing tongue; the top of the base plate is provided with a door type frame, and two rectangular holes are formed in the base plate at the outer side of the door type frame; the top of the U-shaped clamp penetrates through the rectangular hole, the fixing tongue is connected to the base plate in a sliding manner, and the steel bars are arranged in the U-shaped clamp; the fixing tongue can slide into the door frame, and the fixing tongue clamps the top of the U-shaped clamp, and the U-shaped clamp compresses the steel bars.
2. The tunnel reinforcement mat with fixture function of claim 1, wherein: the middle part of the fixing tongue is provided with a clamping tongue, two sides of the fixing tongue are provided with side tongues, and the clamping tongue and the side tongues are arranged at intervals; the top surface of the clamping tongue is an upward inclined surface, the top surface of the clamping tongue is provided with unidirectional positioning teeth, and the side tongue is provided with a groove; the rear part of the fixing tongue is a supporting body which is flush with the height of the door type frame.
3. The tunnel reinforcement mat with fixture function of claim 1, wherein: the inner wall of the top of the door type frame is provided with clamping teeth; the latch is arranged in the positioning teeth; the top end of the U-shaped clamp extends outwards perpendicularly, a fixed tooth is arranged at the bottom of the outwards extending part, and the fixed tooth is arranged in the groove.
4. The tunnel reinforcement mat with fixture function of claim 2, wherein: the cross section structures of the latch and the positioning teeth are the same and are in right-angle triangular shape, and the latch corresponds to the long oblique side of the positioning teeth; an anti-collision layer is arranged on the positioning teeth at the front side of the clamping tongue.
5. A tunnel bar spacer with clamp functionality as claimed in claim 3, wherein: the top end of the backing plate on the inner side of the door type frame is provided with a dovetail-shaped guide groove, the bottom end of the clamping tongue is provided with a guide bar, and the guide bar is in sliding connection in the guide groove; the rear end of the backing plate is fixedly connected with a baffle plate, and the baffle plate blocks the guide groove; the bottom of the front side of the door type frame extends forwards to form a right-angle trapezoid shape.
6. A tunnel bar spacer with clamp function as claimed in any one of claims 1 to 5, wherein: the outer side of the top end of the backing plate is provided with a backing plate table, and through holes are formed in the backing plate table.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223182577.8U CN218934441U (en) | 2022-11-29 | 2022-11-29 | Tunnel reinforcing steel bar cushion block with clamp function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223182577.8U CN218934441U (en) | 2022-11-29 | 2022-11-29 | Tunnel reinforcing steel bar cushion block with clamp function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218934441U true CN218934441U (en) | 2023-04-28 |
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ID=86088819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223182577.8U Active CN218934441U (en) | 2022-11-29 | 2022-11-29 | Tunnel reinforcing steel bar cushion block with clamp function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218934441U (en) |
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2022
- 2022-11-29 CN CN202223182577.8U patent/CN218934441U/en active Active
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