CN220081894U - Self-tapping screw of antiskid silk - Google Patents
Self-tapping screw of antiskid silk Download PDFInfo
- Publication number
- CN220081894U CN220081894U CN202321608781.3U CN202321608781U CN220081894U CN 220081894 U CN220081894 U CN 220081894U CN 202321608781 U CN202321608781 U CN 202321608781U CN 220081894 U CN220081894 U CN 220081894U
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- screw
- gasket
- self
- hole
- tapping
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- 238000010079 rubber tapping Methods 0.000 title claims abstract description 74
- 239000002023 wood Substances 0.000 claims abstract description 40
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a self-tapping screw of an anti-skid wire, which comprises a screw head and a wood plate, wherein a groove is formed in the top of the screw head, a screw head groove is formed in the bottom of the screw head, a screw column is fixedly arranged at the bottom of the screw head, screw threads are fixedly arranged on the outer ring of the screw column, a gasket is movably arranged on the outer edge of the screw threads, a gasket hole is formed in the middle of the gasket, gasket threads are fixedly arranged on the inner edge of the gasket hole, a plurality of gasket clamping blocks are fixedly arranged at the top of the gasket, and a wood plate hole is formed in the wood plate. Through the screw thread hole that sets up, the screw thread centre through special technology cutting out some little breach, what form is just screw thread hole, when the screw post is through the plank screw thread of the plank hole of screw thread turn into plank inside like this, these screw thread holes can increase the frictional force between screw thread and the plank screw thread in the plank hole of screw post, prevent self-tapping screw slip.
Description
Technical Field
The utility model belongs to the technical field of anti-skid wires, and particularly relates to a self-tapping screw of an anti-skid wire.
Background
Self-tapping screws are generally fingertipped, coarse-tooth, harder-textured screws, a special type of self-tapping screw for tapping holes is called a tap, self-tapping screws are used for nonmetallic, softer metals, without backing holes and tapping, self-tapping screws: the hole is a hole without tapping, the head is pointed, the tooth distance is larger, the hole is a bit like a chipless tap, the hole can be directly screwed in without tapping, and the metal and the plastic can be usually used in the method, and the consolidated body can be tapped, drilled, extruded and extruded with corresponding threads on the consolidated material by the threads of the metal and the plastic on the consolidated material so as to be tightly matched with each other.
The transverse groove at the top end of the existing self-tapping screw is connected with the straight line, the transverse groove is not attached to two sides of the bottom end of the straight line, and the self-tapping screw is free of buffering and friction force increasing, and easy to produce sliding wires during use, so that the difficulty of disassembly is increased, the working efficiency is reduced, and therefore, the self-tapping screw with the anti-sliding wire effect is provided.
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model aims to provide the self-tapping screw of the anti-skid wire, which solves the problems that no buffer is generated, friction force is increased, the anti-skid wire is easy to generate during use, and the disassembly difficulty is increased.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a self-tapping screw of antiskid silk, includes screw head and plank, the recess has been seted up at the top of screw head, screw head groove has been seted up to the bottom of screw head, the bottom fixed mounting of screw head has the screw post, the outer lane fixed mounting of screw post has the screw thread, the outer movable mounting of screw thread edge has the gasket, the gasket hole has been seted up at the middle part of gasket, the interior edge fixed mounting in gasket hole has the gasket screw thread, the top fixed mounting of gasket has a plurality of gasket fixture block, the plank has been seted up the plank hole, the interior edge fixed mounting in plank hole has the plank screw thread, the bottom fixed mounting in plank hole has the spline.
Preferably, the wood plate threads on the inner edge of the wood plate hole are matched with the screw threads on the outer edge of the screw column.
Through above-mentioned technical scheme, advantage lies in directly seting up the plank hole in the plank to set up the plank screw thread in the plank hole, make the screw thread and plank screw thread assorted of screw post outer edge, thereby can reduce the smooth silk problem of self-tapping screw.
Preferably, the screw thread on the outer edge of the screw column is deeper than the thread line of a common self-tapping screw.
Through above-mentioned technical scheme, the advantage is that the screw thread on general self-tapping screw outer edge is comparatively shallow, so the emergence of the condition that the screw thread slided the silk very easily appears when last self-tapping screw, leads to self-tapping screw to loosen and unstable problem to appear, but the screw thread on screw post outer edge's screw thread profound has greatly increased the friction between self-tapping screw and the plank, has reduced the appearance of smooth silk problem.
Preferably, the screw thread is provided with a plurality of screw thread holes.
Through the technical scheme, the self-tapping screw has the advantages that a few small gaps are cut in the middle of the threads of the screw threads through a special process, so that friction force can be increased, and the self-tapping screw is prevented from sliding.
Preferably, the screw head groove at the bottom of the screw head is matched with the gasket clamping block at the top of the gasket.
Through above-mentioned technical scheme, advantage lies in that the gasket passes through the gasket screw thread movable mounting of gasket downthehole edge to the bottom of screw head, and the screw head groove at screw head bottom and the gasket fixture block at gasket top are tangent this moment, have increased self-tapping screw's stability.
Preferably, a plurality of gasket ratchets are fixedly arranged at the bottom of the gasket.
Through above-mentioned technical scheme, advantage lies in that the gasket ratchet can increase the frictional force between gasket top and the plank to prevent self-tapping screw slip, the gasket fixture block at gasket top then can increase the frictional force between gasket top and the screw head, thereby increases self-tapping screw's anti-loosening ability.
Preferably, the spline groove is arranged in the middle of the screw head and extends to the bottom of the screw column.
Through above-mentioned technical scheme, advantage lies in that the staff twists into the plank with the self-tapping screw, and the spline groove of self-tapping screw and the specification size phase-match of spline, in the spline of self-tapping screw screwed up the inside of plank hole, twists certain angle again just can increase the stability of self-tapping screw.
Preferably, the specification and the size of the inner edge of the spline groove are matched with the specification and the size of the outer edge of the spline.
Through above-mentioned technical scheme, the advantage lies in going into the screw thread of the screw post of self-tapping screw through the inside plank screw thread button of plank hole, and the spline is wrapped up in to the spline inslot, twists the stability that certain angle just can increase self-tapping screw afterwards, prevents smooth silk.
Compared with the prior art, the utility model has the beneficial effects that:
1. through the screw thread hole that sets up, the screw thread centre through special technology cutting out some little breach, what form is just screw thread hole, when the screw post is through the plank screw thread of the plank hole of screw thread turn into plank inside like this, these screw thread holes can increase the frictional force between screw thread and the plank screw thread in the plank hole of screw post, prevent self-tapping screw slip.
2. Through the spline that sets up, the specification and dimension of spline outer edge and the inside spline groove phase-match of self-tapping screw, when the staff twisted into the plank with the self-tapping screw, the spline groove of self-tapping screw just tightly wrapped up the inside spline of plank hole, twists certain angle afterwards, just can increase the frictional force between self-tapping screw and the plank, reduces the condition emergence of self-tapping screw smooth silk.
Drawings
FIG. 1 is a schematic view of the external perspective structure of a self-tapping screw according to the present utility model;
FIG. 2 is a schematic view of the external perspective structure of the present utility model;
FIG. 3 is a schematic view of the spline appearance of the present utility model;
fig. 4 is a schematic view of a partial external perspective structure of the present utility model.
In the figure: 1. a screw head; 2. a gasket; 3. a screw threaded hole; 4. a screw column; 5. spline grooves; 6. a groove; 7. a spline; 8. wood board threads; 9. a wood board; 10. wood plate holes; 11. screw threads; 12. a screw head groove; 13. a gasket clamping block; 14. a gasket ratchet; 15. a spacer hole; 16. and (5) gasket threads.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by one of ordinary skill in the art without undue burden on the person of ordinary skill in the art based on the embodiments of the present utility model, are within the scope of the present utility model.
As shown in fig. 1-4, a self-tapping screw of anti-slip wire comprises a screw head 1 and a wood plate 9, wherein a groove 6 is formed in the top of the screw head 1, a screw head groove 12 is formed in the bottom of the screw head 1, a screw column 4 is fixedly arranged at the bottom of the screw head 1, a screw thread 11 is fixedly arranged on the outer ring of the screw column 4, a gasket 2 is movably arranged on the outer edge of the screw thread 11, a gasket hole 15 is formed in the middle of the gasket 2, a gasket thread 16 is fixedly arranged on the inner edge of the gasket hole 15, a plurality of gasket clamping blocks 13 are fixedly arranged on the top of the gasket 2, a wood plate hole 10 is formed in the wood plate 9, a wood plate thread 8 is fixedly arranged on the inner edge of the wood plate hole 10, and a spline 7 is fixedly arranged at the bottom of the wood plate hole 10.
The working principle of the technical scheme is as follows:
firstly, a worker twists the gasket 2 into the bottom of the screw head 1 through the gasket thread 16, so that a gasket clamping block 13 at the top of the gasket 2 is tangent to a screw head groove 12 at the bottom of the screw head 1, then the outer ring of the screw column 4 is coated with a locking agent, friction force between a self-tapping screw and a wood plate hole 10 is increased, then the self-tapping screw is twisted into the wood plate thread 8 through a groove 6 at the top of the screw head 1, then a spline 7 in the wood plate hole 10 is tightly wrapped by a spline groove 5 in the self-tapping screw, a certain angle is twisted, the possibility of sliding wires is reduced, a gasket ratchet wheel 14 at the bottom of the gasket 2 also increases friction force between the gasket 2 and the wood plate 9, and friction force between the screw hole 3 in the outer ring of the screw thread 11 and the wood plate hole 10 is also increased.
In another embodiment, as shown in FIGS. 1-4, the plank threads 8 on the inner edge of plank hole 10 mate with the screw threads 11 on the outer edge of screw post 4.
The wood plate hole 10 is directly formed in the wood plate 9, and the wood plate threads 8 are formed in the wood plate hole 10, so that the screw threads 11 on the outer edge of the screw column 4 are matched with the wood plate threads 8, and the problem of slipping of the self-tapping screw can be reduced.
In another embodiment, as shown in FIGS. 1-4, the screw threads 11 on the outer edge of the screw post 4 are deeper than the threads of a typical self-tapping screw.
The screw thread on the outer edge of the tapping screw is shallow, so that the situation that the screw thread slides easily occurs when the tapping screw is arranged, the tapping screw is loosened and unstable, but the screw thread 11 on the outer edge of the screw column 4 is deep, the friction between the tapping screw and the wood board 9 is greatly increased, and the problem of sliding is reduced.
In another embodiment, as shown in fig. 1-4, the screw threads 11 are provided with a plurality of screw holes 3.
Small gaps are cut in the middle of the threads of the screw threads 11 through a special process, so that friction force can be increased, and the self-tapping screw is prevented from sliding.
In another embodiment, as shown in FIGS. 1-4, the screw head slot 12 at the bottom of the screw head 1 mates with the gasket latch 13 at the top of the gasket 2.
The gasket 2 is movably mounted to the bottom of the screw head 1 through gasket threads 16 on the inner edge of the gasket hole 15, at the moment, a screw head groove 12 on the bottom of the screw head 1 is tangent to a gasket clamping block 13 on the top of the gasket 2, and stability of the self-tapping screw is improved.
In another embodiment, as shown in FIGS. 1-4, a plurality of shim ratchet wheels 14 are fixedly mounted to the bottom of the shim 2.
The gasket ratchet wheel 14 can increase the friction force between the top of the gasket 2 and the wood plate 9 and prevent the self-tapping screw from sliding, and the gasket clamping block 13 at the top of the gasket 2 can increase the friction force between the top of the gasket 2 and the screw head 1, so that the looseness resistance of the self-tapping screw is increased.
In another embodiment, as shown in fig. 1-4, a spline groove 5 is provided in the middle of the screw head 1 extending all the way to the bottom of the screw post 4.
The staff twists into plank 9 with the self-tapping screw, and the spline groove 5 of self-tapping screw and the specification size phase-match of spline 7 in the self-tapping screw twists into the inside spline 7 of plank hole 10, twists certain angle again just can increase the stability of self-tapping screw.
In another embodiment, as shown in FIGS. 1-4, the internal edges of spline grooves 5 are sized to match the external edges of splines 7.
The screw thread 11 of the self-tapping screw column 4 is screwed in through the wood plate thread 8 in the wood plate hole 10, the spline 7 is wrapped in the spline groove 5, and then the stability of the self-tapping screw can be improved by twisting a certain angle, so that the sliding wire is prevented.
The working principle and the using flow of the utility model are as follows: firstly, a worker twists the gasket 2 into the bottom of the screw head 1 through the gasket thread 16, so that a gasket clamping block 13 at the top of the gasket 2 is tangent to a screw head groove 12 at the bottom of the screw head 1, then the outer ring of the screw column 4 is coated with a locking agent, friction force between a self-tapping screw and a wood plate hole 10 is increased, then the self-tapping screw is twisted into the wood plate thread 8 through a groove 6 at the top of the screw head 1, then a spline 7 in the wood plate hole 10 is tightly wrapped by a spline groove 5 in the self-tapping screw, a certain angle is twisted, the possibility of sliding wires is reduced, a gasket ratchet wheel 14 at the bottom of the gasket 2 also increases friction force between the gasket 2 and the wood plate 9, and friction force between the screw hole 3 in the outer ring of the screw thread 11 and the wood plate hole 10 is also increased.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a self-tapping screw of antiskid silk, includes screw head (1) and plank (9), its characterized in that: the screw head is characterized in that the top of the screw head (1) is provided with a groove (6), the bottom of the screw head (1) is provided with a screw head groove (12), the bottom of the screw head (1) is fixedly provided with a screw column (4), the outer ring of the screw column (4) is fixedly provided with screw threads (11), the outer edge of the screw threads (11) is movably provided with a gasket (2), the middle part of the gasket (2) is provided with a gasket hole (15), the inner edge of the gasket hole (15) is fixedly provided with a gasket thread (16), the top of the gasket (2) is fixedly provided with a plurality of gasket clamping blocks (13), the wood plate hole (9) is provided with a wood plate hole (10), the inner edge of the wood plate hole (10) is fixedly provided with a wood plate thread (8), and the bottom of the wood plate hole (10) is fixedly provided with a spline (7).
2. The self-tapping screw of an anti-skid thread according to claim 1, wherein: the wood plate threads (8) on the inner edge of the wood plate holes (10) are matched with the screw threads (11) on the outer edge of the screw column (4).
3. The self-tapping screw of an anti-skid thread according to claim 1, wherein: the screw thread (11) on the outer edge of the screw column (4) is deeper than the thread line of a common self-tapping screw.
4. The self-tapping screw of an anti-skid thread according to claim 1, wherein: the screw thread (11) is provided with a plurality of screw thread holes (3).
5. The self-tapping screw of an anti-skid thread according to claim 1, wherein: the screw head groove (12) at the bottom of the screw head (1) is matched with the gasket clamping block (13) at the top of the gasket (2).
6. The self-tapping screw of an anti-skid thread according to claim 1, wherein: a plurality of gasket ratchet wheels (14) are fixedly arranged at the bottom of the gasket (2).
7. The self-tapping screw of an anti-skid thread according to claim 1, wherein: the middle part of the screw head (1) is provided with a spline groove (5) which extends to the bottom of the screw column (4).
8. The self-tapping screw of an anti-skid thread according to claim 7, wherein: the specification and the size of the inner edge of the spline groove (5) are matched with the specification and the size of the outer edge of the spline (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321608781.3U CN220081894U (en) | 2023-06-25 | 2023-06-25 | Self-tapping screw of antiskid silk |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321608781.3U CN220081894U (en) | 2023-06-25 | 2023-06-25 | Self-tapping screw of antiskid silk |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220081894U true CN220081894U (en) | 2023-11-24 |
Family
ID=88817484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321608781.3U Active CN220081894U (en) | 2023-06-25 | 2023-06-25 | Self-tapping screw of antiskid silk |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220081894U (en) |
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2023
- 2023-06-25 CN CN202321608781.3U patent/CN220081894U/en active Active
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