CN220588861U - Spring-grip convenient to change extension spring - Google Patents
Spring-grip convenient to change extension spring Download PDFInfo
- Publication number
- CN220588861U CN220588861U CN202321722945.5U CN202321722945U CN220588861U CN 220588861 U CN220588861 U CN 220588861U CN 202321722945 U CN202321722945 U CN 202321722945U CN 220588861 U CN220588861 U CN 220588861U
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- tension spring
- connecting piece
- block
- spring body
- spring
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- 238000009434 installation Methods 0.000 claims description 13
- 230000000694 effects Effects 0.000 abstract description 3
- 238000012549 training Methods 0.000 abstract description 2
- 238000013461 design Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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Abstract
The utility model relates to the technical field of training instruments, in particular to a spring-grip convenient for replacing a tension spring. According to the utility model, the bottom end of the tension spring body is separated from the sliding block by rotating the tension spring body, the mounting block and the tension spring body can be taken down, when the tension spring body is required to be mounted, a user pulls the two fixing plates outwards, the two fixing plates drive the limiting round block and the round rod to move when moving, so that the spring is stressed to deform, then the inserting block is inserted into the mounting groove, the fixing plates are loosened, the fixing rod is inserted into the positioning hole by utilizing the elastic resetting effect of the spring, the mounting block and the tension spring body can be fixed, then the bottom end of the tension spring body is sleeved on the sliding block, the mounting and the dismounting are more convenient, the tension spring body is convenient to replace, and the operation is more convenient.
Description
Technical Field
The utility model relates to the technical field of training instruments, in particular to a spring-grip convenient for replacing a tension spring.
Background
The hand grip is also called as an arm grip, a hand power device, a finger power device and a force measuring device.
After the spring-grip is used for a long time, the tension spring is easy to damage, the spring-grip needs to be replaced, the existing spring-grip is complicated to detach and install the tension spring, and therefore replacement is troublesome, and therefore, the spring-grip convenient to replace is provided.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides the spring-grip convenient for replacing the tension spring.
In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a spring-grip convenient to change extension spring, includes connecting piece one, connecting piece two and extension spring body, connecting piece one's bottom fixed mounting has first holding rod, connecting piece two's bottom fixed mounting has the second holding rod, connecting piece two is connected with connecting piece one is articulated, movable mounting has the installation piece on the connecting piece one, the spout has been seted up to connecting piece two's upper surface, slidable mounting has the slider in the spout, fixed mounting has the spliced pole in the installation piece, the upper and lower both ends of extension spring body overlap respectively on spliced pole and slider, the tip fixed mounting of installation piece has the inserted block, the locating hole has all been seted up on the both sides surface of inserted block, the mounting groove has been seted up on connecting piece one surface, the locating hole activity is pegged graft in the mounting groove, be provided with fixed knot constructs on the connecting piece one, two fixed knot constructs including two fixed plates are located connecting piece one's both sides respectively, two the equal fixed mounting dead lever in both ends that the fixed plate is relative, two the dead lever is movable insertion in the equal movable mounting has the inserted block in the locating hole respectively.
As a preferable technical scheme of the utility model, circular holes are formed in the surfaces of two sides of the first connecting piece, and annular grooves are formed in the side wall surface of each circular hole.
As a preferable technical scheme of the utility model, round rods are fixedly arranged at two opposite ends of the two fixing plates, the two round rods are movably inserted into the round holes respectively, and limit round blocks are fixedly arranged at two opposite ends of the two round rods.
As a preferable technical scheme of the utility model, two limit round blocks are respectively and slidably arranged in the annular groove, a spring is movably sleeved on each round rod, each limit round block is respectively and fixedly connected with the inner wall of the annular groove through the limit round block, and pull rings are fixedly arranged at the two opposite ends of the two fixing plates.
As a preferable technical scheme of the utility model, the sliding groove is rotatably provided with the threaded rod, the threaded rod penetrates through the sliding block and is in threaded connection with the sliding block, and the end part of the second connecting piece is fixedly provided with the torsion block.
As a preferable technical scheme of the utility model, the upper end of the tension spring body is in a circular ring shape, and the bottom end of the tension spring body is in an arc-shaped rod shape.
Compared with the prior art, the utility model has the following beneficial effects:
1. the installation piece can be separated from the connecting piece, then the user rotates the tension spring body, the bottom end of the tension spring body is separated from the sliding block, the installation piece and the tension spring body can be taken down, when the tension spring body needs to be installed, the user pulls the two fixing plates outwards, the two fixing plates can drive the limiting round block and the round rod to move when moving, the spring is stressed to deform, then the inserting block is inserted into the installation groove, the fixing plates are loosened, the elastic reset effect of the spring is utilized, the fixing rod is inserted into the positioning hole, the fixing of the installation piece and the tension spring body can be completed, the bottom end of the tension spring body is sleeved on the sliding block, the installation and the disassembly are convenient, the replacement of the installation piece and the disassembly are convenient, the disassembly by means of tools is not needed, and the operation is more convenient.
2. Through twisting the piece for the threaded rod rotates, can drive the slider and remove in the spout through the rotation of threaded rod, can make the extension spring body atress take place deformation through the removal of slider, thereby can adjust the grip strength, can satisfy the user demand.
Drawings
FIG. 1 is a schematic view of the overall structure of the grip of the present utility model for facilitating replacement of a tension spring;
FIG. 2 is a schematic structural view of a second connector according to the present utility model;
FIG. 3 is a schematic structural view of a fixing plate according to the present utility model;
fig. 4 is a schematic structural view of the mounting block of the present utility model.
Wherein: 1. a first connecting piece; 11. a first grip; 12. a circular hole; 13. a mounting groove; 2. a second connecting piece; 21. a second grip; 22. a chute; 23. a threaded rod; 24. twisting blocks; 3. a tension spring body; 25. a slide block; 4. a fixing plate; 41. a fixed rod; 42. a round bar; 43. a spring; 44. limiting round blocks; 45. a pull ring; 5. a mounting block; 51. inserting blocks; 52. positioning holes; 54. and (5) connecting the columns.
Detailed Description
In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained will become readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents, etc. used in the following examples are commercially available unless otherwise specified.
As shown in fig. 1, 2, 3 and 4, the spring-grip convenient for replacing the tension spring comprises a first connecting piece 1, a second connecting piece 2 and a tension spring body 3, wherein a first holding rod 11 is fixedly arranged at the bottom end of the first connecting piece 1, a second holding rod 21 is fixedly arranged at the bottom end of the second connecting piece 2, the second connecting piece 2 is hinged with the first connecting piece 1, a mounting block 5 is movably arranged on the first connecting piece 1, a sliding groove 22 is arranged on the upper surface of the second connecting piece 2, a sliding block 25 is slidably arranged in the sliding groove 22, a connecting column 54 is fixedly arranged in the mounting block 5, the upper end and the lower end of the tension spring body 3 are respectively sleeved on the connecting column 54 and the sliding block 25, an inserting block 51 is fixedly arranged at the end part of the mounting block 5, positioning holes 52 are respectively arranged on the two side surfaces of the inserting block 51, a mounting groove 13 is arranged on the surface of the first connecting piece 1, a fixing structure is arranged on the first connecting piece 1, the fixing structure comprises two fixing plates 4, the two fixing plates 4 are respectively positioned at two sides of a first connecting piece 1, fixing rods 41 are fixedly arranged at two opposite ends of the two fixing plates 4, the two fixing rods 41 are movably inserted into the mounting grooves 13 and are respectively movably inserted into the positioning holes 52, round holes 12 are respectively formed in the surfaces of two sides of the first connecting piece 1, annular grooves are respectively formed in the side wall surface of each round hole 12, round rods 42 are fixedly arranged at two opposite ends of the two fixing plates 4, the two round rods 42 are respectively movably inserted into the round holes 12, limiting round blocks 44 are fixedly arranged at two opposite ends of the two round rods 42, and as the second connecting piece 2 is hinged with the first connecting piece 1, a user holds the second holding rod 21 and the first holding rod 11 and presses with force, so that the tension spring body 3 is stressed and deformed, and the hands of the user can be exercised, the spring-grip is a mature technology known to the person skilled in the art, and is not specifically described, therefore, when the tension spring body 3 needs to be replaced, the user pulls the two pull rings 45 outwards to enable the two fixing plates 4 to move away from each other, the two fixing rods 41 are driven to move away from each other by the moving of the two fixing plates 4 away from each other, the two fixing rods 41 are separated from the positioning holes 52, the mounting block 5 and the inserting block 51 are not blocked, the mounting block 5 is moved outwards to be separated from the first connecting piece 1, then the user rotates the tension spring body 3 to enable the bottom end of the tension spring body 3 to be separated from the sliding block 25, the mounting block 5 and the tension spring body 3 are removed, when the tension spring body 3 needs to be installed, the user pulls the two fixing plates 4 outwards, the two fixing plates 4 drive the limiting round block 44 and the round rod 42 to move, the spring 43 is stressed to deform, then the inserting block 51 is inserted into the mounting groove 13, the fixing plate 4 is loosened, the elastic reset function of the spring 43 is utilized, the fixing rod 41 is inserted into the positioning hole 52, the fixing of the mounting block 5 and the tension spring body 3 can be completed, then the bottom end of the tension spring body 3 is sleeved on the sliding block 25, the mounting and the dismounting are convenient, the replacement of the tension spring body 3 is convenient, the dismounting by means of a tool is not needed, the operation is more convenient, the threaded rod 23 rotates by twisting the twisting block 24, the sliding block 25 is driven to move in the sliding groove 22 by the rotation of the threaded rod 23, the tension spring body 3 is deformed by the movement of the sliding block 25, the holding pressure degree can be adjusted, the use requirement can be met, the two limiting round blocks 44 are respectively and slidably mounted in the annular grooves, the spring 43 is movably sleeved on each round rod 42, each limiting round block 44 is fixedly connected with the inner wall of the annular groove through the limiting round block 44, pull rings 45 are fixedly installed at two opposite ends of the two fixing plates 4, a threaded rod 23 is installed in the sliding groove 22 in a rotating mode, the threaded rod 23 penetrates through the sliding block 25 and is in threaded connection with the sliding block 25, a torsion block 24 is fixedly installed at the end portion of the connecting piece II 2, the upper end of the tension spring body 3 is in a circular ring shape design, and the bottom end of the tension spring body 3 is in an arc-shaped rod shape design.
When in use, as the second connecting piece 2 is hinged with the first connecting piece 1, a user holds the second holding rod 21 and the first holding rod 11 and presses the two holding rods with force, so that the tension spring body 3 is stressed and deformed, and the hand of the user can be exercised, the spring grip is a mature technology which is well known to the art, therefore, when the tension spring body 3 needs to be replaced, the user pulls the two pull rings 45 outwards to enable the two fixing plates 4 to move away from each other, the two fixing rods 41 are driven to move away from each other by the two fixing plates 4 to enable the two fixing rods 41 to separate from the positioning holes 52, at the moment, the mounting block 5 and the inserting block 51 are not blocked, the mounting block 5 is moved outwards, and can be separated from the first connecting piece 1, then the user rotates the tension spring body 3, so that the bottom end of the tension spring body 3 is separated from the sliding block 25, the mounting block 5 and the tension spring body 3 can be removed, when the tension spring body 3 is required to be mounted, a user pulls the two fixing plates 4 outwards, the two fixing plates 4 can drive the limiting round block 44 and the round rod 42 to move when moving, so that the spring 43 is stressed to deform, then the inserting block 51 is inserted into the mounting groove 13, the fixing plates 4 are loosened, the fixing rod 41 is inserted into the positioning hole 52 by utilizing the elastic reset function of the spring 43, the mounting block 5 and the tension spring body 3 can be fixed, then the bottom end of the tension spring body 3 is sleeved on the sliding block 25 to complete the mounting, the mounting and the dismounting are convenient, the replacement is not required by means of tools, the operation is more convenient, the threaded rod 23 is rotated by twisting the torsion block 24, the sliding block 25 is driven to move in the sliding groove 22 by the rotation of the threaded rod 23, the tension spring body 3 is stressed to deform through the movement of the sliding block 25, so that the holding pressure degree can be adjusted, and the use requirement can be met.
The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.
Claims (6)
1. The utility model provides a spring-grip convenient to change extension spring, includes connecting piece one (1), connecting piece two (2) and extension spring body (3), its characterized in that, the bottom fixed mounting of connecting piece one (1) has first holding rod (11), the bottom fixed mounting of connecting piece two (2) has second holding rod (21), connecting piece two (2) are articulated with connecting piece one (1), movable mounting has installation piece (5) on connecting piece one (1), spout (22) have been seted up to the upper surface of connecting piece two (2), slidable mounting has slider (25) in spout (22), fixed mounting has spliced pole (54) in installation piece (5), the upper and lower both ends of extension spring body (3) overlap respectively on spliced pole (54) and slider (25), the tip fixed mounting of installation piece (5) has insert block (51), locating hole (52) have all been seted up on the both sides surface of insert block (51), installation groove (13) have on connecting piece one (1) surface, two fixed connection structures (4) are located two fixed connection plates (4) respectively, the two opposite ends of the two fixing plates (4) are fixedly provided with fixing rods (41), and the two fixing rods (41) are movably inserted into the mounting grooves (13) and are movably inserted into the positioning holes (52) respectively.
2. The spring-grip convenient for replacing a tension spring according to claim 1, wherein circular holes (12) are formed in the surfaces of two sides of the first connecting piece (1), and annular grooves are formed in the side wall surface of each circular hole (12).
3. The spring-grip convenient for replacing a tension spring according to claim 2, wherein round bars (42) are fixedly arranged at two opposite ends of the two fixing plates (4), the two round bars (42) are movably inserted into the round holes (12) respectively, and limit round blocks (44) are fixedly arranged at two opposite ends of the two round bars (42).
4. A spring-grip convenient for replacing a tension spring according to claim 3, wherein two limit round blocks (44) are respectively slidably mounted in the annular groove, a spring (43) is movably sleeved on each round rod (42), each limit round block (44) is respectively fixedly connected with the inner wall of the annular groove through the limit round block (44), and pull rings (45) are fixedly mounted at two ends, deviating from each other, of the two fixing plates (4).
5. The spring-grip convenient for replacing a tension spring according to claim 1, wherein a threaded rod (23) is rotatably mounted in the sliding groove (22), the threaded rod (23) penetrates through the sliding block (25) and is in threaded connection with the sliding block (25), and a torsion block (24) is fixedly mounted at the end part of the second connecting piece (2).
6. The spring-grip convenient for replacing a tension spring according to claim 1, wherein the upper end of the tension spring body (3) is in a circular ring shape, and the bottom end of the tension spring body (3) is in an arc-shaped rod shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321722945.5U CN220588861U (en) | 2023-07-03 | 2023-07-03 | Spring-grip convenient to change extension spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321722945.5U CN220588861U (en) | 2023-07-03 | 2023-07-03 | Spring-grip convenient to change extension spring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220588861U true CN220588861U (en) | 2024-03-15 |
Family
ID=90169396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321722945.5U Active CN220588861U (en) | 2023-07-03 | 2023-07-03 | Spring-grip convenient to change extension spring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220588861U (en) |
-
2023
- 2023-07-03 CN CN202321722945.5U patent/CN220588861U/en active Active
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