CN219672170U - Quick anchor device that takes off of instrument clamping piece for stretch-draw - Google Patents
Quick anchor device that takes off of instrument clamping piece for stretch-draw Download PDFInfo
- Publication number
- CN219672170U CN219672170U CN202320754341.2U CN202320754341U CN219672170U CN 219672170 U CN219672170 U CN 219672170U CN 202320754341 U CN202320754341 U CN 202320754341U CN 219672170 U CN219672170 U CN 219672170U
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- Prior art keywords
- clamping piece
- tool clamping
- tool
- limiting
- anchor
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- 239000012528 membrane Substances 0.000 claims abstract description 28
- 239000004698 Polyethylene Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims description 3
- -1 polyethylene Polymers 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 abstract description 7
- 239000010959 steel Substances 0.000 abstract description 7
- 230000000694 effects Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001739 rebound effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Clamps And Clips (AREA)
Abstract
The utility model discloses a quick anchor removing device for a tool clamping piece for tensioning, which relates to the technical field of anchor tool clamping pieces and comprises a tool clamping piece main body, wherein inverted tooth threads are formed in the tool clamping piece main body, a U-shaped groove is formed in the position, close to one end, of the surface of the tool clamping piece main body, and a limiting membrane body is movably sleeved outside the tool clamping piece main body. The three-piece type tool clamping piece body is sleeved on the surface of the tool clamping piece body, the three-piece type tool clamping piece body can be fixed together, after the jack cylinder is fully retracted, the tool clamping piece body and the limiting piece body are separated from the tool anchor hole, the limiting piece body is pushed to the opposite direction of the U-shaped groove, the limiting piece body moves backwards on the surface of the tool clamping piece body, and at the moment, the three-piece type structures on the tool clamping piece body are mutually far away due to the lack of limiting of the limiting piece body, so that the tool clamping piece body is conveniently taken down from the steel cable, and the operation is simple and convenient.
Description
Technical Field
The utility model relates to the technical field of clamping pieces of anchorage devices, in particular to a quick anchor removing device for clamping pieces of tools for tensioning.
Background
The existing tool anchor mainly comprises a tool clamping piece, a tool anchor plate, a tool backing ring and other parts and is a special tool for prestress tensioning of a working anchor and a steel strand. The tool clamping piece is a very key component, and comprises a clamping piece body, inverted tooth threads, a release angle and a U-shaped groove. When the tool anchor is used, the tool anchor is matched with one bundle of steel strands to perform prestress tensioning, and after tensioning is finished, the tool clamping pieces in the tool anchor are required to be withdrawn.
Chinese patent publication No. CN2306283Y discloses an anchor tool clamping piece, a round table shape and three pieces, the contact surface of the anchor tool clamping piece and a steel strand is provided with a inverted tooth thread, the inner hole of the small end of the clamping piece is provided with an inverted cone, the clamping piece can reliably clamp and stretch the steel strand, but because the tool clamping piece is three pieces, when the anchor tool is required to be clamped, the tool clamping piece is inconvenient to fix, and when the anchor is required to be withdrawn, how to disassemble the tool clamping piece is also a problem to be solved urgently, therefore, we propose a tool clamping piece quick anchor removing device for stretching.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides a quick anchor removing device for a tensioning tool clamping piece, which is characterized in that a limiting membrane body is sleeved on the surface of a tool clamping piece main body, so that three-piece type tool clamping piece main bodies can be fixed together, after a jack cylinder is fully retracted, the tool clamping piece main body and the limiting membrane body are separated from a tool anchor hole, the limiting membrane body is pushed to the opposite direction of a U-shaped groove, the limiting membrane body moves backwards on the surface of the tool clamping piece main body, and three-piece type structures on the tool clamping piece main body are mutually separated due to the lack of limiting membranes, so that the tool clamping piece main body is convenient to move from steelTaking down the cable ， The operation is simple and convenient.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a stretch-draw is with quick anchor device that takes off of instrument clamping piece, includes the instrument clamping piece main part, set up inverted tooth form screw thread in the instrument clamping piece main part, and the surface of instrument clamping piece main part is close to one end position department and has been seted up the U-shaped groove, the outside movable sleeve of instrument clamping piece main part is equipped with spacing membrane body.
Preferably, the tool jaw body is of a three-piece construction.
Preferably, the limiting membrane body is made of polyethylene, and the thickness of the limiting membrane body is 0.5-1 mm.
Preferably, one end of the limiting membrane body is fixedly provided with a circular ring, the inside of the circular ring is fixedly connected with a spring, one end of the spring is fixedly connected with a ball sleeve, and the ball sleeve is rotationally connected with a ball.
Preferably, the ring is of a hollow structure, and one side of the ring is attached to the outer wall of the tool clamping piece main body.
Preferably, the dimensions of the ball sleeve and the balls are matched with the dimensions of the U-shaped groove.
Compared with the prior art, the utility model has the beneficial effects that:
1. the three-piece type tool clamping piece body is fixed together by sleeving the limiting film body on the surface of the tool clamping piece body, the tool clamping piece body and the limiting film body are separated from the tool anchor hole together after the jack cylinder is fully retracted, the limiting film body is pushed to the opposite direction of the U-shaped groove, the limiting film body moves backwards on the surface of the tool clamping piece body, and at the moment, the three-piece type structures on the tool clamping piece body are mutually far away due to the lack of limiting of the limiting film body, so that the tool clamping piece body is conveniently taken down from the steel cable, and the operation is simple and convenient;
2. the three-piece tool clamping piece is provided with the circular ring, the spring, the ball sleeve and the ball, the ball enters the U-shaped groove under the action of the elastic force of the spring, and the three-piece tool clamping piece main body can be fixed together, so that the fixing effect of the tool clamping piece main body can be further enhanced.
Drawings
FIG. 1 is a schematic view of a quick release device for tensioning tool clips according to an embodiment of the present utility model;
fig. 2 is a schematic structural diagram of a second embodiment of a quick release device for a tensioning tool clip according to the present utility model;
FIG. 3 is a schematic cross-sectional view of a second embodiment of a quick release device for tensioning tool clips according to the present utility model;
fig. 4 is an enlarged schematic view of the structure of the quick-release device of the tool clamping piece for tensioning in fig. 3 at a position a.
In the figure: 10. a tool clip body; 101. inverted tooth threads; 102. a U-shaped groove; 20. a limiting membrane body; 30. a circular ring; 301. a spring; 302. a ball sleeve; 303. and (3) rolling balls.
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.
Example 1
Referring to fig. 1, a quick anchor device that takes off of instrument clamping piece for stretch-draw, including instrument clamping piece main part 10, instrument clamping piece main part 10 is three formula structures, has seted up inverted tooth screw thread 101 in the instrument clamping piece main part 10, and the surface of instrument clamping piece main part 10 is close to one end position department and has been seted up U-shaped groove 102, and the outside movable sleeve of instrument clamping piece main part 10 is equipped with spacing membrane body 20, and spacing membrane body 20 adopts the polyethylene material, and the thickness of spacing membrane body 20 is 0.5 ~ 1mm.
In this embodiment, when the prestress tensioning is performed, the limiting membrane body 20 is sleeved on the surface of the tool clamping piece body 10, the three-piece type tool clamping piece body 10 is fixed together, after the installation of the tool anchor is completed, the tool clamping piece body 10 is installed, the tool clamping piece body 10 sleeved with the limiting membrane body 20 is plugged into the tool anchor hole together, the prestress tensioning construction is completed, after the jack cylinder is fully retracted, the tool clamping piece body 10 and the limiting membrane body 20 are separated from the tool anchor hole together, the limiting membrane body 20 is pushed to the opposite direction of the U-shaped groove 102, the limiting membrane body 20 moves backwards on the surface of the tool clamping piece body 10, and at this time, the three-piece type structures on the tool clamping piece body 10 are mutually far away due to the lack of limiting of the limiting membrane body 20, so that the tool clamping piece body 10 is conveniently taken down from the steel cable.
Example two
Referring to fig. 2 to 4, one end of the limiting membrane body 20 is fixed with a circular ring 30, the inside of the circular ring 30 is fixedly connected with a spring 301, one end of the spring 301 is fixedly connected with a ball sleeve 302, the ball sleeve 302 is rotationally connected with a ball 303, the size of the ball sleeve 302 and the size of the ball 303 are matched with the size of the U-shaped groove 102, the circular ring 30 is in a hollow structure and is used for accommodating the spring 301, the ball sleeve 302 and the ball 303, and one side of the circular ring 30 is attached to the outer wall of the tool clamping piece body 10, so that the circular ring 30 can smoothly slide on the surface of the tool clamping piece body 10.
In this embodiment, when the prestress tensioning is performed, the limiting membrane body 20 is sleeved on the surface of the tool clamping piece body 10, in the process of sleeving, the ball 303 is tightly attached to the surface of the tool clamping piece body 10, the spring 301 is in a compressed state until the ball 303 moves to the position of the U-shaped groove 102, under the rebound effect of the spring 301, the ball 303 can enter the U-shaped groove 102, and one end of the ball sleeve 302 is abutted to the outside of the U-shaped groove 102, under the clamping effect of the ball 303 and the U-shaped groove 102, the three-piece type tool clamping piece body 10 can be fixed together, compared with the first embodiment, the fixing effect on the tool clamping piece body 10 can be further enhanced, after the tool anchor is installed, the tool clamping piece body 10 sleeved with the limiting membrane body 20 is plugged into the tool anchor hole together, after the jack cylinder is fully retracted, the circular ring 30 and the limiting membrane body 20 are pushed towards the opposite direction of the U-shaped groove 102, and the ball 303 is a smooth spherical surface, under the action and the clamping effect of the spring 301, the tool clamping piece body 20 can be moved out of the tool clamping piece body 10, and the tool clamping piece body 10 can not be tightly attached to the tool clamping piece body 10, and the tool clamping piece body can be moved out of the tool clamping piece body 10 conveniently.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The utility model provides a stretch-draw is with instrument clamping piece quick anchor device that takes off, includes instrument clamping piece main part (10), its characterized in that, set up inverted tooth form screw thread (101) in instrument clamping piece main part (10), and U-shaped groove (102) have been seted up near one end position department on the surface of instrument clamping piece main part (10), the outside movable sleeve of instrument clamping piece main part (10) is equipped with spacing membrane body (20).
2. The quick release device of a tensioning tool clamp according to claim 1, wherein the tool clamp body (10) is of a three-piece construction.
3. The rapid anchor removing device for the tool clamping piece for tensioning according to claim 1, wherein the limiting membrane body (20) is made of polyethylene, and the thickness of the limiting membrane body (20) is 0.5-1 mm.
4. The quick anchor removing device for the tool clamping piece for tensioning according to claim 1, wherein a circular ring (30) is fixed at one end of the limiting membrane body (20), a spring (301) is fixedly connected to the inside of the circular ring (30), a ball sleeve (302) is fixedly connected to one end of the spring (301), and a ball (303) is rotationally connected to the ball sleeve (302).
5. The quick release device of a tensioning tool clamp according to claim 4, wherein the ring (30) is hollow, and one side of the ring (30) is attached to the outer wall of the tool clamp body (10).
6. The quick release device for tensioning tool clips according to claim 4, wherein the ball sleeve (302) and the balls (303) are sized to fit the size of the U-shaped groove (102).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320754341.2U CN219672170U (en) | 2023-04-07 | 2023-04-07 | Quick anchor device that takes off of instrument clamping piece for stretch-draw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320754341.2U CN219672170U (en) | 2023-04-07 | 2023-04-07 | Quick anchor device that takes off of instrument clamping piece for stretch-draw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219672170U true CN219672170U (en) | 2023-09-12 |
Family
ID=87922296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320754341.2U Active CN219672170U (en) | 2023-04-07 | 2023-04-07 | Quick anchor device that takes off of instrument clamping piece for stretch-draw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219672170U (en) |
-
2023
- 2023-04-07 CN CN202320754341.2U patent/CN219672170U/en active Active
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| GR01 | Patent grant | ||
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