CN220227472U - Adjustable screw - Google Patents
Adjustable screw Download PDFInfo
- Publication number
- CN220227472U CN220227472U CN202321947595.2U CN202321947595U CN220227472U CN 220227472 U CN220227472 U CN 220227472U CN 202321947595 U CN202321947595 U CN 202321947595U CN 220227472 U CN220227472 U CN 220227472U
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- clamping block
- screw
- supporting ring
- ring
- screw rod
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- 230000000712 assembly Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification 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 an adjustable screw, which comprises a screw head and a screw rod fixed at the lower end of the screw head, and is characterized in that: the screw rod is movably provided with a tight supporting component, the tight supporting component comprises a tight supporting ring sleeved on the screw rod in an up-down movable mode, the tight supporting ring is provided with a clamping component used for fixing the position of the tight supporting ring, and the lower end of the tight supporting ring is provided with an anti-rotation component, so that the screw rod has the beneficial effects that: through having set up to tightly the subassembly for longer screw can not support tightly with the installation face of screw in the shorter screw of screw in, can drive the rotation ring through adjusting the position of supporting the holding ring when the screw head of screw can not support tightly, thereby make the distance between rotation ring and the head of screw rod be less than the degree of depth of screw, make the screw in the back, make the lower terminal surface of rotation ring can contradict with the installation face of screw, make the lower terminal surface of rotation ring can support tightly with the installation face of screw after screwing up the screw, make the installation effect better.
Description
Technical Field
The utility model belongs to the technical field of screws, and particularly relates to an adjustable screw.
Background
The screw is a fastener which can be used for fixing or assembling articles, but because the screw rod is fixedly connected with the screw head, when the longer screw is screwed into the shorter screw hole, the screw head of the screw cannot be abutted against the mounting surface of the screw hole, so that the screw head is unstable to use and easy to loosen.
Disclosure of Invention
In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides an adjustable screw, including the screw head and fix the screw rod at the screw head lower extreme, its characterized in that: the screw rod is movably provided with a tight supporting component, the tight supporting component comprises a tight supporting ring sleeved on the screw rod in an up-down movable mode, the tight supporting ring is provided with a clamping component used for fixing the position of the tight supporting ring, and the lower end of the tight supporting ring is provided with an anti-rotation component.
As a further improvement of the utility model: the clamping assembly comprises a left clamping block and a right clamping block which are movably arranged at the upper end of the supporting ring in a left-right mode, the left clamping block and the right clamping block are symmetrically arranged, a clamping groove is formed between the left clamping block and the right clamping block, the screw is located in the clamping groove, the left clamping block and the right clamping block are arranged on the supporting ring in a left-right sliding mode through the sliding assembly, a first driving assembly and a second driving assembly which are used for driving the left clamping block and the right clamping block to clamp towards the screw are arranged on the supporting ring, the first driving assembly and the second driving assembly are symmetrically arranged in a structure mode, and buffer assemblies are arranged on opposite faces of the left clamping block and the right clamping block.
As a further improvement of the utility model: the sliding assembly comprises a sliding groove formed in the supporting ring, a sliding strip is fixedly arranged on the supporting ring and located in the sliding groove, sliding blocks are fixedly arranged at the lower ends of the left clamping block and the right clamping block, and the sliding blocks are movably arranged in the sliding groove of the supporting ring left and right through the sliding strip.
As a further improvement of the utility model: the first driving assembly comprises an L-shaped plate fixedly arranged on the outer side of the supporting ring, a transverse plate of the L-shaped plate is fixedly connected with the outer side of the supporting ring, a vertical plate of the L-shaped plate is correspondingly arranged with a sliding groove of the supporting ring, a driving rod is spirally arranged on the vertical plate of the L-shaped plate, a rod head of the driving rod is in abutting arrangement with the outer side face of the left clamping block, and the vertical plate of the L-shaped plate is fixedly connected with the left clamping block through an elastic assembly.
As a further improvement of the utility model: the anti-rotation assembly comprises a rotating ring sleeved on the screw rod, and the rotating ring is fixedly and rotatably arranged at the lower end of the supporting ring.
As a further improvement of the utility model: the buffer component comprises rubber pads which are respectively and fixedly arranged on the left clamping block and the right clamping block, and the rubber pads are positioned in the clamping grooves.
As a further improvement of the utility model: the elastic component is including the spring of cover on the actuating lever, the riser fixed connection of one end and L template of spring, the other end and the left clamp splice fixed connection of spring.
The utility model has the beneficial effects that: through having set up to tightly the subassembly for longer screw can not support tightly with the installation face of screw in the shorter screw of screw in, can drive the rotation ring through adjusting the position of supporting the holding ring when the screw head of screw can not support tightly, thereby make the distance between the lower tip of rotation ring and screw rod be less than the degree of depth of screw, make the screw in the back, make the lower terminal surface of rotation ring can contradict with the installation face of screw, make the lower terminal surface of rotation ring can support tightly with the installation face of screw after tightening the screw, make the installation effect better.
Drawings
FIG. 1 is a construction diagram of the present utility model;
FIG. 2 is a construction view of the abutment assembly;
FIG. 3 is a schematic cross-sectional view of the tightening assembly;
FIG. 4 is a schematic view of the abutment assembly in a disassembled state;
reference numerals illustrate: 1. screw head, screw rod, 3, support ring, 4 left clamp splice, 5 right clamp splice, 6 spout, 7 slide bar, 8 slider, 9.L template, 10 actuating lever, 11 swivel ring, 12 rubber pad, 13 spring.
Detailed Description
The utility model will be further described in detail with reference to examples of embodiments shown in the drawings.
Referring to fig. 1-4, an adjustable screw of this example includes a screw head 1 and a screw rod 2 fixed at the lower end of the screw head 1, wherein a tightening component is movably arranged on the screw rod 2, the tightening component includes a tightening ring 3 movably sleeved on the screw rod 2 up and down, a clamping component for fixing the position of the tightening ring 3 is arranged on the tightening ring 3, and an anti-rotation component is arranged at the lower end of the tightening ring 3, and the working principle of the adjustable screw is as follows: because the screw rod 2 is movably provided with the propping assembly, the propping assembly comprises a propping ring 3 which is sleeved on the screw rod 2 in an up-down movable way, the propping ring 3 is provided with a clamping assembly used for fixing the position of the propping ring 3, the clamping assembly comprises a left clamping block 4 and a right clamping block 5 which are movably arranged at the upper end of the propping ring 3 in a left-right way, the left clamping block 4 and the right clamping block 5 are symmetrically arranged, a clamping groove is formed between the left clamping block 4 and the right clamping block 5, the screw rod 2 is positioned in the clamping groove, the left clamping block 4 and the right clamping block 5 are arranged on the propping ring 3 in a left-right sliding way through a sliding assembly, the sliding assembly comprises a sliding groove 6 which is arranged on the propping ring 3, the propping ring 3 is fixedly provided with a sliding strip 7, the sliding strip 7 is positioned in the sliding groove 6, the lower ends of the left clamping block 4 and the right clamping block 5 are fixedly provided with a sliding block 8, the sliding block 8 is movably arranged in the sliding groove 6 of the propping ring 3 in a left-right way through the sliding strip 7, the supporting ring 3 is provided with a first driving component and a second driving component which are used for driving the left clamping block 4 and the right clamping block 5 to clamp towards the screw rod 2, the first driving component and the second driving component are structurally symmetrically arranged, the first driving component comprises an L-shaped plate 9 fixedly arranged on the outer side of the supporting ring 3, a transverse plate of the L-shaped plate 9 is fixedly connected with the outer side of the supporting ring 3, a vertical plate of the L-shaped plate 9 is correspondingly arranged with a chute 6 of the supporting ring 3, a driving rod 10 is spirally arranged on the vertical plate of the L-shaped plate 9, the screw rod 2 head of the driving rod 10 is in abutting arrangement with the outer side surface of the left clamping block 4, the vertical plate of the L-shaped plate 9 is fixedly connected with the left clamping block 4 through a spring 13, buffer components are respectively arranged on opposite surfaces of the left clamping block 4 and the right clamping block 5, the buffer components comprise rubber pads 12 respectively fixedly arranged on the left clamping block 4 and the right clamping block 5, the rubber pad 12 is located in the clamping groove, the anti-rotation component is arranged at the lower end of the supporting ring 3, the anti-rotation component comprises a rotating ring 11 sleeved on the screw rod 2, the rotating ring 11 is fixedly and rotatably arranged at the lower end of the supporting ring 3, when a screw is screwed in due to the fact that a shorter screw hole is encountered, the screw head 1 of the screw cannot abut against the mounting surface of the screw hole, the supporting ring 3 is sleeved on the screw rod 2 of the screw first, then the position of the supporting ring 3 is adjusted, the rotating ring 11 is driven to move when the supporting ring 3 is adjusted, when the distance between the rotating ring 11 and the lower end part of the screw rod 2 is smaller than the depth of the screw hole, the supporting ring 3 is required to be fixed, the driving rod 10 is screwed in the screw hole through threaded transmission, the left and right movement is carried out on a vertical plate of the L-shaped plate 9, then the driving rod 10 is continuously screwed, the left clamping block 4 and the right clamping block 5 are driven to move towards the screw rod 2 through the abutting of the driving rod 10, the rubber pad 12 of the left clamping block 4 and the right clamping block 5 abuts against the outer side surface of the screw rod 2, the supporting ring 3 is then the rotating ring 11 is driven to move when the supporting ring 11 is screwed in the screw hole through the screw hole, the distance between the supporting ring 11 and the screw rod 11 is required to be screwed down, the rotating ring 11 is only, the screw hole is screwed down between the supporting ring 11 and the screw end part is screwed in the screw hole is made, and the screw hole is screwed down, the position is kept to be opposite to be tightly opposite to the screw down through the screw hole 4, and the depth is screwed down, and the screw 4 is screwed down to the screw down is tightly down through the left clamping block 4, and the screw is pressed down and the right is moved down and the right. The supporting ring 3 is not driven to rotate, the rotating force is not applied to the supporting ring 3, the fixing effect of the supporting ring 3 is better, the supporting component is arranged, a longer screw is screwed into a shorter screw hole, when the screw head 1 of the screw cannot be tightly supported with the mounting surface of the screw hole, the rotating ring 11 can be driven to move up and down by adjusting the position of the supporting ring 3, the distance between the rotating ring 11 and the lower end part of the screw rod 2 is smaller than the depth of the screw hole, the lower end surface of the rotating ring 11 can be abutted with the mounting surface of the screw hole after the screw is screwed, the lower end surface of the rotating ring 11 can be tightly supported with the mounting surface of the screw hole after the screw is screwed, and the mounting effect is better.
The utility model is further provided with: the clamping assembly comprises a left clamping block 4 and a right clamping block 5 which are movably arranged at the upper end of a supporting ring 3 left and right, the left clamping block 4 and the right clamping block 5 are symmetrically arranged, a clamping groove is formed between the left clamping block 4 and the right clamping block 5, the screw rod 2 is positioned in the clamping groove, the left clamping block 4 and the right clamping block 5 are arranged on the supporting ring 3 in a sliding mode through sliding components in a sliding mode, a first driving assembly and a second driving assembly which are used for driving the left clamping block 4 and the right clamping block 5 to clamp towards the screw rod 2 are arranged on the supporting ring 3, the first driving assembly and the second driving assembly are symmetrically arranged in a structure mode, and buffer assemblies are arranged on opposite faces of the left clamping block 4 and the right clamping block 5 and are used for clamping the screw rod 2 conveniently through the left clamping block 4 and the right clamping block 5, so that the position of the supporting ring 3 is fixed, and loosening between the supporting ring 3 and the screw rod 2 is prevented.
The utility model is further provided with: the sliding component comprises a sliding groove 6 formed in the supporting ring 3, a sliding strip 7 is fixedly arranged on the supporting ring 3, the sliding strip 7 is located in the sliding groove 6, sliding blocks 8 are fixedly arranged at the lower ends of the left clamping block 4 and the right clamping block 5, the sliding blocks 8 are movably arranged in the sliding groove 6 of the supporting ring 3 left and right through the sliding strip 7, and the sliding component is arranged to facilitate left and right sliding of the left clamping block 4 and the right clamping block 5.
The utility model is further provided with: the first drive assembly is including fixed L template 9 that sets up in the support ring 3 outside, the diaphragm of L template 9 and the outside fixed connection of support ring 3, the riser of L template 9 corresponds the setting with the spout 6 of support ring 3, the spiral is provided with actuating lever 10 on the riser of L template 9, the pole head of actuating lever 10 contradicts the setting with the lateral surface of left clamp splice 4, through elastic component fixed connection between riser and the left clamp splice 4 of L template 9, through having set up first drive assembly and second drive assembly, conveniently press from both sides tight 4 and right clamp splice 5 to screw rod 2 through the conflict of actuating lever 10 with left clamp splice 4 and right clamp splice 5, make things convenient for left clamp splice 4 and right clamp splice 5 to press from both sides tightly.
The utility model is further provided with: the anti-rotation component comprises a rotating ring 11 sleeved on the screw rod 2, the rotating ring 11 is fixedly rotated to be arranged at the lower end of the supporting ring 3, the anti-rotation component is arranged, after a screw is screwed in, the lower end face of the rotating ring 11 can be abutted against the mounting face of the screw hole, then the screw is continuously screwed, when the screw is screwed in, the rotating ring 11 is pressed on the mounting face of the screw hole, when the screw rotates, the rotating ring 11 can relatively rotate with the supporting ring 3 through abutting against the mounting face, only the rotating ring 11 can be driven to rotate when the screw is screwed in, the supporting ring 3 cannot be driven to rotate, and the rotating force is not applied to the supporting ring 3, so that the fixing effect of the supporting ring 3 is better.
The utility model is further provided with: the buffer component comprises rubber pads 12 which are respectively fixedly arranged on the left clamping block 4 and the right clamping block 5, the rubber pads 12 are positioned in the clamping grooves, and the rubber pads 12 are abutted against the thread surfaces of the screw rod 2 when the left clamping block 4 and the right clamping block 5 clamp the screw rod 2, so that the left clamping block 4 and the right clamping block 5 clamp the screw rod 2 without damaging the thread surfaces of the screw rod 2, and the screw rod 2 is convenient for secondary utilization.
The utility model is further provided with: the elastic component is including the spring 13 of cover on actuating lever 10, the one end and the riser fixed connection of L template 9 of spring 13, the other end and the left clamp splice 4 fixed connection of spring 13 have through setting up spring 13, when left clamp splice 4 and right clamp splice 5 press from both sides tight screw rod 2, left clamp splice 4 and right clamp splice 5 can keep away from with the riser of L template 9 for spring 13 is elongated, makes when unclamping actuating lever 10, and left clamp splice 4 and right clamp splice 5 can return through the resilience of spring 13, makes things convenient for the reset of left clamp splice 4 and right clamp splice 5.
The above description is merely of preferred embodiments of the present utility model, and the present utility model is not limited to the above embodiments, and any modifications, adaptations or equivalent substitutions made by those skilled in the art based on the above description fall within the scope of the present utility model.
Claims (7)
1. The utility model provides an adjustable screw, is including screw head (1) and screw rod (2) of fixing in screw head (1) lower extreme, its characterized in that: the screw rod (2) is movably provided with a tight supporting component, the tight supporting component comprises a tight supporting ring (3) which is sleeved on the screw rod (2) in an up-down movable mode, the tight supporting ring (3) is provided with a clamping component for fixing the position of the tight supporting ring (3), and the lower end of the tight supporting ring (3) is provided with an anti-rotation component.
2. An adjustable screw according to claim 1, wherein: the clamping assembly comprises a left clamping block (4) and a right clamping block (5) which are movably arranged at the upper end of a supporting ring (3) left and right, the left clamping block (4) and the right clamping block (5) are symmetrically arranged, a clamping groove is formed between the left clamping block (4) and the right clamping block (5), the screw rod (2) is positioned in the clamping groove, the left clamping block (4) and the right clamping block (5) are arranged on the supporting ring (3) in a left-right sliding mode through sliding assemblies, a first driving assembly and a second driving assembly which are used for driving the left clamping block (4) and the right clamping block (5) to clamp towards the screw rod (2) are arranged on the supporting ring (3), and the first driving assembly and the second driving assembly are symmetrically arranged in a structure, and buffer assemblies are arranged on opposite faces of the left clamping block (4) and the right clamping block (5).
3. An adjustable screw according to claim 2, wherein: the sliding assembly comprises a sliding groove (6) formed in the supporting ring (3), a sliding strip (7) is fixedly arranged on the supporting ring (3), the sliding strip (7) is located in the sliding groove (6), sliding blocks (8) are fixedly arranged at the lower ends of the left clamping block (4) and the right clamping block (5), and the sliding blocks (8) are movably arranged in the sliding groove (6) of the supporting ring (3) left and right through the sliding strip (7).
4. An adjustable screw according to claim 3, wherein: the first driving assembly comprises an L-shaped plate (9) fixedly arranged on the outer side of the supporting ring (3), a transverse plate of the L-shaped plate (9) is fixedly connected with the outer side of the supporting ring (3), a vertical plate of the L-shaped plate (9) is correspondingly arranged with a sliding groove (6) of the supporting ring (3), a driving rod (10) is spirally arranged on the vertical plate of the L-shaped plate (9), a rod head of the driving rod (10) is in abutting arrangement with the outer side face of the left clamping block (4), and the vertical plate of the L-shaped plate (9) is fixedly connected with the left clamping block (4) through an elastic assembly.
5. An adjustable screw according to claim 4, wherein: the anti-rotation assembly comprises a rotating ring (11) sleeved on the screw rod (2), and the rotating ring (11) is fixedly and rotatably arranged at the lower end of the supporting ring (3).
6. An adjustable screw according to claim 5, wherein: the buffer component comprises rubber pads (12) which are respectively fixedly arranged on the left clamping block (4) and the right clamping block (5), and the rubber pads (12) are positioned in the clamping grooves.
7. An adjustable screw according to claim 6, wherein: the elastic component includes spring (13) of cover on actuating lever (10), the riser fixed connection of one end and L template (9) of spring (13), the other end and left clamp splice (4) fixed connection of spring (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321947595.2U CN220227472U (en) | 2023-07-22 | 2023-07-22 | Adjustable screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321947595.2U CN220227472U (en) | 2023-07-22 | 2023-07-22 | Adjustable screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220227472U true CN220227472U (en) | 2023-12-22 |
Family
ID=89193979
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321947595.2U Active CN220227472U (en) | 2023-07-22 | 2023-07-22 | Adjustable screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220227472U (en) |
-
2023
- 2023-07-22 CN CN202321947595.2U patent/CN220227472U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |