CN222716347U - Strong fastener of precast concrete - Google Patents
Strong fastener of precast concrete Download PDFInfo
- Publication number
- CN222716347U CN222716347U CN202421381535.3U CN202421381535U CN222716347U CN 222716347 U CN222716347 U CN 222716347U CN 202421381535 U CN202421381535 U CN 202421381535U CN 222716347 U CN222716347 U CN 222716347U
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- Prior art keywords
- pulling
- strong
- fixedly connected
- wall
- plate
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- 239000011178 precast concrete Substances 0.000 title claims description 3
- 239000004567 concrete Substances 0.000 claims abstract description 29
- 239000011150 reinforced concrete Substances 0.000 claims 1
- 229910000831 Steel Inorganic materials 0.000 abstract description 15
- 239000010959 steel Substances 0.000 abstract description 15
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
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- Clamps And Clips (AREA)
Abstract
The utility model relates to the technical field of concrete prefabricated parts, in particular to a strong pulling fastener for a concrete prefabricated part, which comprises a base, wherein the back surface of the base is fixedly connected with the front surface of a fixing piece, a strong pulling plate is pulled through a pulling block through a pull ring pull Jiang Lapan and Jiang Lapan, the strong pulling plate is pulled through a connecting plate to push a moving sleeve to slide, the moving sleeve is pushed to rotate, the rotating plate drives a clamping block to rotate through a connecting block, the clamping block clamps steel bars in the concrete prefabricated part, when the pulling force is larger, the force of the clamping block for clamping the steel bars is larger, so that the steel bars in the concrete prefabricated part are more firmly connected with a fastener, when the pulling block is placed in a pulling groove in use, a fixing bolt is screwed, the fixing bolt drives a fixing rod to slide through the screw thread engaging force of a fixing nut, and the fixing rod passes through a through hole to slide into the pulling groove, so that the fixing rod clamps the pulling block in the pulling groove, and the fixing rod is more convenient to mount the clamping block for people.
Description
Technical Field
The utility model relates to the technical field of concrete prefabricated parts, in particular to a strong pull fastener for a concrete prefabricated part.
Background
Whether the effective strong pulling of the steel bars in the concrete prefabricated member can be realized is a precondition related to the quality of the concrete prefabricated member, and the strong pulling of the steel bars is divided into fixed strong pulling maintenance shaping and positioning strong pulling displacement maintenance shaping. The prefabricated floor slab and prefabricated bridge are fixed by strong pull, and the concrete pipe pile and concrete wire pole are fixed by strong pull, shift, and cured.
Most of the strong pull fasteners of the concrete prefabricated parts in the current market are easy to separate from the steel bars in the concrete prefabricated parts when the force for strongly pulling the steel bars in the concrete prefabricated parts to the fasteners is too large, and inconvenience is brought to people in use.
Disclosure of utility model
The utility model aims to provide a strong pulling fastener for a concrete prefabricated part, which aims to solve the problem that in the background technology, the excessive force for pulling a steel bar in the concrete prefabricated part by the strong pulling fastener is easy to separate the fastener from the steel bar in the concrete prefabricated part. In order to achieve the purpose, the technical scheme is that the concrete prefabricated member strong-pulling fastener comprises a base, wherein the back surface of the base is fixedly connected with the front surface of a fixing piece, the front surface of the base is fixedly connected with the back surface of the strong-pulling piece, the inner wall of the strong-pulling piece is movably sleeved with the outer wall of a supporting piece, and the bottom end of the supporting piece is fixedly connected with the top of a fastening piece.
The number of the strong pulling pieces, the supporting pieces and the buckling pieces is five, and the five strong pulling pieces, the five supporting pieces and the five buckling pieces are distributed in an array mode along the circumference of the central shaft of the base.
Preferably, the base comprises a pull ring, jiang Lapan and pulling blocks, the front surface of the pull ring is fixedly connected with the back surface of the strong pulling disc, five pulling grooves are formed in the front surface of the strong pulling disc, the inner walls of the pulling grooves are movably abutted to the outer walls of the pulling blocks, the number of the pulling blocks is five, the five pulling blocks are distributed in an array mode along the circumference of the central shaft of the strong pulling disc, and through holes are formed in the front surface of the inner walls of the pulling grooves.
Preferably, the fixing piece comprises fixation nut, fixing bolt and dead lever, the front of fixation nut and the back fixed connection of strong pulling plate, and the inner wall of fixation nut and fixing bolt's outer wall threaded connection, fixing bolt's front and the one end fixed connection at dead lever back.
Preferably, the strong pulling piece comprises a strong pulling plate, a connecting plate and a supporting sleeve, wherein the back surface of the strong pulling plate is fixedly connected with the front surface of the pulling block, the front surface of the strong pulling plate is fixedly connected with the back surface of the connecting plate, and the front surface of the connecting plate is fixedly connected with the back surface of the supporting sleeve.
Preferably, the support piece comprises supporting sleeve, spacing ring and axis of rotation, the outer wall of supporting sleeve and the inner wall activity that supports the cover cup joint, and the positive outer wall of supporting sleeve and the inner wall fixed connection of spacing ring, the back of spacing ring and the positive movable butt that supports the cover that moves, and two rotation grooves have been seted up to the outer wall of supporting sleeve, the rotation hole has been seted up to the inner wall of rotation groove, and the inner wall of rotation hole is connected with the outer wall rotation of axis of rotation.
Preferably, the fastener includes rotor plate, connecting block and fixture block, the top of rotor plate and the bottom fixed connection of axis of rotation, and one side of rotor plate and one side fixed connection of connecting block, the opposite side of connecting block and one side fixed connection of fixture block, and the quantity of rotor plate, connecting block and fixture block are two, two rotor plate, two connecting blocks and two fixture blocks all set up along the center pin mirror image of supporting the cover.
Compared with the prior art, the utility model has the beneficial effects that:
According to the utility model, the strong pulling plate is pulled by the pull ring through the pull ring pulling Jiang Lapan and Jiang Lapan, and is pulled by the connecting plate to slide by the abutting sleeve, so that the abutting sleeve abuts against the rotating plate to rotate, the rotating plate drives the clamping block to rotate through the connecting block, the clamping block clamps the steel bars in the concrete prefabricated member, and when the pulling force is larger, the force of clamping the steel bars by the clamping block is larger, so that the steel bars in the concrete prefabricated member are more firmly connected with the fastener, and convenience is brought to people.
According to the utility model, when the buckle is used, the pulling block is placed in the pulling groove, the fixing bolt is screwed, the fixing bolt drives the fixing rod to slide through the thread meshing force with the fixing nut, so that the fixing rod passes through the through hole to slide into the pulling groove, and the fixing rod clamps the pulling block in the pulling groove, so that people can install the buckle more conveniently, and convenience is brought to use of people.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a cross-sectional view of the present utility model;
FIG. 3 is an exploded view of the present utility model;
FIG. 4 is an exploded view of the fastener of the present utility model;
fig. 5 is an exploded view of the strength-pulling member, the supporting member and the fastening member of the present utility model.
The drawing comprises a base, 101, pull rings, 102, jiang Lapan, 103, a pulling block, 2, a fixing piece, 201, a fixing nut, 202, a fixing bolt, 203, a fixing rod, 3, a strong pulling piece, 301, a strong pulling plate, 302, a connecting plate, 303, a supporting sleeve, 4, a supporting piece, 401, a supporting sleeve, 402, a limiting ring, 403, a rotating shaft, 5, a clamping piece, 501, a rotating plate, 502, a connecting block, 503 and a clamping block.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which are obtained by a worker of ordinary skill in the art without creative efforts, are within the protection scope of the present utility model based on the embodiments of the present utility model.
Referring to fig. 1 to 5, the present utility model provides a technical solution, namely a strong fastening piece for a concrete prefabricated member, which comprises a base 1, wherein the back surface of the base 1 is fixedly connected with the front surface of a fixing piece 2, the front surface of the base 1 is fixedly connected with the back surface of a strong fastening piece 3, the inner wall of the strong fastening piece 3 is movably sleeved with the outer wall of a supporting piece 4, and the bottom end of the supporting piece 4 is fixedly connected with the top of a fastening piece 5.
The number of the strong pulling pieces 3, the supporting pieces 4 and the buckling pieces 5 is five, and the five strong pulling pieces 3, the five supporting pieces 4 and the five buckling pieces 5 are distributed in an array mode along the circumference of the central shaft of the base 1.
In this embodiment, as shown in fig. 1, 2, 3, 4 and 5, the base 1 includes a pull ring 101, jiang Lapan and a pull block 103, the front surface of the pull ring 101 is fixedly connected with the back surface of the Jiang Lapan 102, five pull grooves are formed in the front surface of the strong pull disc 102, the inner walls of the pull grooves are movably abutted to the outer walls of the pull block 103, the number of the pull blocks 103 is five, the five pull blocks 103 are distributed in an array along the circumference of the central axis of the strong pull disc 102, through holes are formed in the front surface of the inner walls of the pull grooves, and the pull blocks 103 are placed in the pull grooves when in use.
In this embodiment, as shown in fig. 1, 2, 3, 4 and 5, the fixing member 2 is composed of a fixing nut 201, a fixing bolt 202 and a fixing rod 203, the front surface of the fixing nut 201 is fixedly connected with the back surface of Jiang Lapan, the inner wall of the fixing nut 201 is in threaded connection with the outer wall of the fixing bolt 202, the front surface of the fixing bolt 202 is fixedly connected with one end of the back surface of the fixing rod 203, the fixing bolt 202 is screwed, the fixing rod 203 is driven to slide by the meshing force of the fixing bolt 202 and the threads of the fixing nut 201, so that the fixing rod 203 slides into the pulling groove through the through hole, and the fixing rod 203 clamps the pulling block 103 in the pulling groove.
In this embodiment, as shown in fig. 1, 2, 3, 4 and 5, the strong pulling member 3 includes a strong pulling plate 301, a connecting plate 302 and a pushing sleeve 303, the back of the strong pulling plate 301 is fixedly connected with the front of the pulling block 103, the front of the strong pulling plate 301 is fixedly connected with the back of the connecting plate 302, the front of the connecting plate 302 is fixedly connected with the back of the pushing sleeve 303, the strong pulling plate 301 is pulled by the pulling ring 101 through the pulling block 103, and the pushing sleeve 303 is pulled by the strong pulling plate 301 to slide through the connecting plate 302.
In this embodiment, as shown in fig. 1, 2, 3, 4 and 5, the supporting member 4 is composed of a supporting sleeve 401, a limiting ring 402 and a rotating shaft 403, the outer wall of the supporting sleeve 401 is movably sleeved with the inner wall of the supporting sleeve 303, the front outer wall of the supporting sleeve 401 is fixedly connected with the inner wall of the limiting ring 402, the back surface of the limiting ring 402 is movably abutted with the front surface of the supporting sleeve 303, two rotating grooves are formed in the outer wall of the supporting sleeve 401, rotating holes are formed in the inner wall of the rotating grooves, and the inner wall of the rotating holes is rotatably connected with the outer wall of the rotating shaft 403.
In this embodiment, as shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the fastener 5 includes a rotating plate 501, a connecting block 502 and a clamping block 503, the top of the rotating plate 501 is fixedly connected with the bottom end of the rotating shaft 403, one side of the rotating plate 501 is fixedly connected with one side of the connecting block 502, the other side of the connecting block 502 is fixedly connected with one side of the clamping block 503, the number of the rotating plate 501, the connecting block 502 and the clamping block 503 is two, the two rotating plates 501, the two connecting blocks 502 and the two clamping blocks 503 are all arranged along the central axis mirror image of the supporting sleeve 401, the abutting sleeve 303 abuts against the rotating plate 501 to rotate, the rotating plate 501 drives the clamping block 503 to rotate through the connecting block 502, so that the clamping block 503 clamps the reinforcing steel bar in the concrete prefabricated member, and the force of the clamping block 503 clamps the reinforcing steel bar is larger when the pulling force is larger, so that the strong fastening connection of the reinforcing bar in the concrete prefabricated member is firmer.
The use method and the advantages of the utility model are that when the concrete prefabricated member strong fastener works, the working process is as follows:
As shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, when in use, the pulling block 103 is placed in the pulling groove, the fixing bolt 202 is screwed, the fixing bolt 202 drives the fixing rod 203 to slide through the screw meshing force with the fixing nut 201, the fixing rod 203 passes through the through hole to slide into the pulling groove, the fixing rod 203 clamps the pulling block 103 in the pulling groove, the pull ring 101 pulls Jiang Lapan, jiang Lapan 102 pulls the strong pulling plate 301 through the pulling block 103, the strong pulling plate 301 pulls the abutting sleeve 303 through the connecting plate 302 to slide, the abutting sleeve 303 abuts against the rotating plate 501 to rotate, the rotating plate 501 drives the clamping block 503 to rotate through the connecting block 502, the clamping block 503 clamps the steel bars in the concrete prefabricated member, and when the pulling force is larger, the clamping block 503 clamps the steel bars, so that the connection of the steel bar strong fasteners in the concrete prefabricated member is firmer.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. The strong fastener for the concrete prefabricated member comprises a base (1) and is characterized in that the back of the base (1) is fixedly connected with the front of a fixing piece (2), the front of the base (1) is fixedly connected with the back of a strong pulling piece (3), the inner wall of the strong pulling piece (3) is movably sleeved with the outer wall of a supporting piece (4), and the bottom end of the supporting piece (4) is fixedly connected with the top of a clamping piece (5);
the number of the strong pulling pieces (3), the supporting pieces (4) and the buckling pieces (5) is five, and the five strong pulling pieces (3), the five supporting pieces (4) and the five buckling pieces (5) are distributed in an array mode along the circumference of the central shaft of the base (1).
2. The reinforced concrete prefabricated member pulling fastener of claim 1, wherein the base (1) comprises pulling rings (101, jiang Lapan (102) and pulling blocks (103), the front surface of the pulling rings (101) is fixedly connected with the back surface of the Jiang Lapan (102), five pulling grooves are formed in the front surface of the reinforced pulling plate (102), the inner walls of the pulling grooves are movably abutted with the outer walls of the pulling blocks (103), the number of the pulling blocks (103) is five, the five pulling blocks (103) are distributed in an array mode along the circumference of the central shaft of the reinforced pulling plate (102), and through holes are formed in the front surface of the inner wall of the pulling groove.
3. The strong fastener for concrete prefabricated parts according to claim 2, wherein the fixing piece (2) is composed of a fixing nut (201), a fixing bolt (202) and a fixing rod (203), the front face of the fixing nut (201) is fixedly connected with the back face of Jiang Lapan (102), the inner wall of the fixing nut (201) is in threaded connection with the outer wall of the fixing bolt (202), and the front face of the fixing bolt (202) is fixedly connected with one end of the back face of the fixing rod (203).
4. The concrete prefabricated member strong fastener according to claim 3, wherein the strong fastener (3) comprises a strong pulling plate (301), a connecting plate (302) and a pushing sleeve (303), the back of the Jiang Laban (301) is fixedly connected with the front of the pulling block (103), the front of the strong pulling plate (301) is fixedly connected with the back of the connecting plate (302), and the front of the connecting plate (302) is fixedly connected with the back of the pushing sleeve (303).
5. The strong fastener for concrete prefabricated parts according to claim 4, wherein the supporting piece (4) is composed of a supporting sleeve (401), a limiting ring (402) and a rotating shaft (403), the outer wall of the supporting sleeve (401) is movably sleeved with the inner wall of the supporting sleeve (303), the front outer wall of the supporting sleeve (401) is fixedly connected with the inner wall of the limiting ring (402), the back surface of the limiting ring (402) is movably abutted with the front surface of the supporting sleeve (303), two rotating grooves are formed in the outer wall of the supporting sleeve (401), rotating holes are formed in the inner wall of the rotating grooves, and the inner wall of the rotating holes is in rotating connection with the outer wall of the rotating shaft (403).
6. The strong fastener for precast concrete members according to claim 5, wherein the fastener (5) comprises a rotating plate (501), a connecting block (502) and a clamping block (503), the top of the rotating plate (501) is fixedly connected with the bottom end of the rotating shaft (403), one side of the rotating plate (501) is fixedly connected with one side of the connecting block (502), the other side of the connecting block (502) is fixedly connected with one side of the clamping block (503), the number of the rotating plate (501), the number of the connecting block (502) and the number of the clamping block (503) are two, and the two rotating plates (501), the two connecting blocks (502) and the two clamping blocks (503) are all arranged along the central shaft mirror image of the supporting sleeve (401).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421381535.3U CN222716347U (en) | 2024-06-17 | 2024-06-17 | Strong fastener of precast concrete |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421381535.3U CN222716347U (en) | 2024-06-17 | 2024-06-17 | Strong fastener of precast concrete |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222716347U true CN222716347U (en) | 2025-04-04 |
Family
ID=95164911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421381535.3U Active CN222716347U (en) | 2024-06-17 | 2024-06-17 | Strong fastener of precast concrete |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222716347U (en) |
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2024
- 2024-06-17 CN CN202421381535.3U patent/CN222716347U/en active Active
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