CN213837083U - Concrete crack prevention device - Google Patents
Concrete crack prevention device Download PDFInfo
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- CN213837083U CN213837083U CN202022025374.2U CN202022025374U CN213837083U CN 213837083 U CN213837083 U CN 213837083U CN 202022025374 U CN202022025374 U CN 202022025374U CN 213837083 U CN213837083 U CN 213837083U
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- connecting plate
- block
- groove
- fixture block
- concrete crack
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Abstract
The utility model discloses a concrete crack prevention device, including first connecting plate and second connecting plate, first draw-in groove has been seted up at the middle part of first connecting plate one side, there is first fixture block at the middle part of second connecting plate one side through first spring swing joint, T type groove has been seted up to the one end of first connecting plate, the one end fixedly connected with T type fixture block of second connecting plate, the top joint of first connecting plate has first connecting block, the second draw-in groove has been seted up to one side of first connecting block, the opposite side fixedly connected with spliced pole of first connecting block. This concrete crack prevention device can interconnect many connecting plates through the setting of first draw-in groove, first fixture block, T type groove and T type fixture block, can satisfy the required device length in ground of different length, when the installation, presses into first fixture block through first spring earlier, inserts T type fixture block card in first draw-in groove of first fixture block spring-in behind the T type groove, makes the device connect more firmly.
Description
Technical Field
The utility model relates to a concrete crack prevention technical field specifically is a concrete crack prevention device.
Background
In recent years, along with the rapid development of economy in China, the building industry is rapidly advanced, cracks are generated on the surface or inside of a concrete structure after concrete construction molding in building engineering due to the influence of factors such as external force, materials and the like, and the concrete cracks are important factors influencing the overall quality of the engineering and have far-reaching influence on the improvement of the service function, the service life and the overall quality of a building, so that the concrete crack control technology lays a very important role in building construction.
The existing concrete crack prevention device is mostly simple to assemble, is embedded in cement for a single reinforcing steel bar, has small prevention capacity in the mode, and can still crack on the ground caused by cold and hot shrinkage expansion when the ground is heated and cooled to an overlarge extent.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a concrete crack prevention device has solved the problem of proposing in the above-mentioned background art.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a concrete crack prevention device, includes first connecting plate and second connecting plate, first draw-in groove has been seted up at the middle part of first connecting plate one side, there is first fixture block at the middle part of second connecting plate one side through first spring swing joint, T type groove has been seted up to the one end of first connecting plate, the one end fixedly connected with T type fixture block of second connecting plate, the top joint of first connecting plate has first connecting block.
Optionally, a second clamping groove is formed in one side of the first connecting block, and a connecting column is fixedly connected to the other side of the first connecting block.
Optionally, one end of the connecting column is movably connected with a second connecting block through a second spring, and a third clamping groove is formed in one side of the second connecting block.
Optionally, thread grooves are formed in the tops of the first connecting plate and the second connecting plate.
Optionally, the upper surfaces of the first connecting plate and the second connecting plate are both provided with a fixed connecting plate.
Optionally, the upper surface of the fixed connecting plate is in threaded connection with a bolt, and the front surfaces of the first connecting plate and the second connecting plate are fixedly connected with a fixed steel bar.
(III) advantageous effects
The utility model provides a concrete crack prevention device possesses following beneficial effect:
this concrete crack prevention device, through first draw-in groove, first fixture block, the setting of T type groove and T type fixture block can interconnect many connecting plates, can satisfy the required device length in ground of different length, when the installation, press into first fixture block through first spring earlier, insert T type fixture block card in first fixture block spring into first draw-in groove behind the T type groove, it is more firm to make the device connect, setting through first connecting block and second connecting block, can couple together first connecting plate and second connecting plate, the inside second spring of first connecting block and second connecting block can make the flexible extension type of device improve, it is more effective to the fissured prevention of concrete to make the device, can prevent through the setting of fixed connection board that the connecting block from breaking away from the connecting plate, through the setting of fixed steel bar, can make the device more firm with being connected of concrete.
Drawings
FIG. 1 is a perspective view of the concrete crack prevention device of the present invention;
FIG. 2 is a perspective view of the first connecting block of the present invention;
FIG. 3 is a schematic cross-sectional view of a first fixture block of the present invention;
fig. 4 is a schematic sectional view of a second connecting block of the present invention.
In the figure: 1. a first connecting plate; 2. a second connecting plate; 3. a first card slot; 4. a first spring; 5. a first clamping block; 6. a T-shaped groove; 7. a T-shaped fixture block; 8. a first connection block; 9. a second card slot; 10. connecting columns; 11. a second spring; 12. a second connecting block; 13. a third card slot; 14. a thread groove; 15. fixing the connecting plate; 16. a bolt; 17. and fixing the steel bars.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1 to 4, the present invention provides a technical solution: a concrete crack preventing device comprises a first connecting plate 1 and a second connecting plate 2, wherein a first clamping groove 3 is formed in the middle of one side of the first connecting plate 1, a first clamping block 5 is movably connected to the middle of one side of the second connecting plate 2 through a first spring 4, a T-shaped groove 6 is formed in one end of the first connecting plate 1, a T-shaped clamping block 7 is fixedly connected to one end of the second connecting plate 2, a plurality of connecting plates can be connected with one another through the first clamping groove 3, the first clamping block 5, the T-shaped groove 6 and the T-shaped clamping block 7, the required device length of the ground with different lengths can be met, when the device is installed, the first clamping block 5 is pressed into the first clamping groove 5 through the first spring 4, the first clamping block 5 is popped into the first clamping groove 3 after the T-shaped clamping block 7 is clamped into the T-shaped groove 6, the device is connected more firmly, the first connecting block 8 is clamped at the top of the first connecting plate 1, a second clamping groove 9 is formed in one side of the first connecting block 8, the other side of the first connecting block 8 is fixedly connected with a connecting column 10, one end of the connecting column 10 is movably connected with a second connecting block 12 through a second spring 11, the first connecting block 1 and the second connecting block 2 can be connected through the arrangement of the first connecting block 8 and the second connecting block 12, the telescopic extension type of the device can be improved through the second spring 11 in the first connecting block 8 and the second connecting block 12, the device can prevent concrete cracks more effectively, one side of the second connecting block 12 is provided with a third clamping groove 13, the top parts of the first connecting block 1 and the second connecting block 2 are both provided with thread grooves 14, the upper surfaces of the first connecting block 1 and the second connecting block 2 are both provided with fixed connecting plates 15, the connecting blocks can be prevented from being separated from the connecting plates through the arrangement of the fixed connecting plates 15, the upper surfaces of the fixed connecting plates 15 are in threaded connection with bolts 16, the front surfaces of the first connecting block 1 and the second connecting plate 2 are both fixedly connected with fixed reinforcing steel bars 17, by the arrangement of the fixing steel bars 17, the connection of the device and the concrete can be firmer.
The utility model discloses in, the device's working procedure as follows:
1. the arrangement of the first clamping groove 3, the first clamping block 5, the T-shaped groove 6 and the T-shaped clamping block 7 can connect a plurality of connecting plates with one another, so that the length of the device required by the ground with different lengths can be met, when the device is installed, the first clamping block 5 is pressed in through the first spring 4, the T-shaped clamping block 7 is clamped into the T-shaped groove 6, and then the first clamping block 5 is popped into the first clamping groove 3, so that the device is connected more firmly;
2. the first connecting plate 1 and the second connecting plate 2 can be connected through the arrangement of the first connecting block 8 and the second connecting block 12, and the telescopic extension type of the device can be improved through the second spring 11 in the first connecting block 8 and the second connecting block 12, so that the device can prevent concrete cracks more effectively;
3. the connecting block can be prevented from being separated from the connecting plate by arranging the fixed connecting plate 15;
4. by the arrangement of the fixing steel bars 17, the connection of the device and the concrete can be firmer.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a concrete crack prevention device, includes first connecting plate (1) and second connecting plate (2), its characterized in that: first draw-in groove (3) have been seted up at the middle part of first connecting plate (1) one side, there is first fixture block (5) at the middle part of second connecting plate (2) one side through first spring (4) swing joint, T type groove (6) have been seted up to the one end of first connecting plate (1), the one end fixedly connected with T type fixture block (7) of second connecting plate (2), the top joint of first connecting plate (1) has first connecting block (8).
2. A concrete crack preventing device according to claim 1, characterized in that: a second clamping groove (9) is formed in one side of the first connecting block (8), and a connecting column (10) is fixedly connected to the other side of the first connecting block (8).
3. A concrete crack preventing device according to claim 2, characterized in that: one end of the connecting column (10) is movably connected with a second connecting block (12) through a second spring (11), and a third clamping groove (13) is formed in one side of the second connecting block (12).
4. A concrete crack preventing device according to claim 1, characterized in that: thread grooves (14) are formed in the tops of the first connecting plate (1) and the second connecting plate (2).
5. A concrete crack preventing device according to claim 1, characterized in that: the upper surfaces of the first connecting plate (1) and the second connecting plate (2) are both provided with fixed connecting plates (15).
6. A concrete crack preventing device according to claim 5, characterized in that: the upper surface threaded connection of fixed connection board (15) has bolt (16), the equal fixedly connected with fixed steel bar (17) in front of first connecting plate (1) and second connecting plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022025374.2U CN213837083U (en) | 2020-09-16 | 2020-09-16 | Concrete crack prevention device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022025374.2U CN213837083U (en) | 2020-09-16 | 2020-09-16 | Concrete crack prevention device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213837083U true CN213837083U (en) | 2021-07-30 |
Family
ID=77006023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022025374.2U Active CN213837083U (en) | 2020-09-16 | 2020-09-16 | Concrete crack prevention device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213837083U (en) |
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2020
- 2020-09-16 CN CN202022025374.2U patent/CN213837083U/en active Active
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