CN214742608U - Square groove cover plate screw of anti-skid thread - Google Patents
Square groove cover plate screw of anti-skid thread Download PDFInfo
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- CN214742608U CN214742608U CN202120929680.0U CN202120929680U CN214742608U CN 214742608 U CN214742608 U CN 214742608U CN 202120929680 U CN202120929680 U CN 202120929680U CN 214742608 U CN214742608 U CN 214742608U
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Abstract
The utility model discloses a square groove apron screw of antiskid silk relates to apron screw technical field, and is not good for solving current square groove apron screw antiskid effect, and life is short, is unfavorable for the problem of long-term work. The novel screw is characterized in that a screw body is provided with a screw bolt main body, a screw cap is arranged above the screw bolt main body, the screw cap is fixedly connected with the screw bolt main body through a connecting portion, the lower end of the screw bolt main body is provided with a pointed tail portion, an external thread I is arranged on the outer wall of the screw bolt main body, an external thread II is arranged below the external thread I, one end of the external thread II extends to the outer wall of the pointed tail portion, a square groove is formed in the screw cap, a groove is formed in the connecting portion, and an inclined surface is arranged on the side wall of the pointed tail portion.
Description
Technical Field
The utility model relates to an apron screw technical field specifically is a square groove apron screw of antiskid silk.
Background
The screw is a tool for fastening machine parts of an object step by utilizing the physics and mathematical principles of the inclined plane circular rotation and the friction of the object, is a common fastener, is widely used on machinery, electrical appliances and buildings, is a general expression of the fastener, and is a daily oral statement, and is an indispensable industrial necessity in daily life: extremely small screws used in cameras, glasses, clocks, electronics, and the like; general screws for televisions, electric appliances, musical instruments, furniture, and the like; as for engineering, building and bridge, large screws, screw caps, transportation devices, airplanes, electric cars, automobiles and the like are used together, the screws have important tasks in industry, the screws are common inventions in production and life of hundreds of years, and are the first inventions of human beings according to the application field, the general screws are made of carbon steel, stainless steel and copper, and the screw heads are in the shapes of a pan head, a round head, a countersunk head, a hexagon head, a large flat head, a flat head and the like.
The existing square groove cover plate screw has poor anti-skid effect and short service life, and is not beneficial to long-term work; thus, the existing requirements are not met, and a square groove cover plate screw of an anti-skid wire is provided for the requirements.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a square groove of antiskid silk laps screw to solve the current square groove that proposes among the above-mentioned background art and lap the screw antiskid effect not good, life is short, is unfavorable for the problem of long-term work.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a square groove of antiskid silk laps screw, includes the screw body, be provided with the double-screw bolt main part on the screw body, the top of double-screw bolt main part is provided with the screw cap, through connecting portion fixed connection between screw cap and the double-screw bolt main part, the lower extreme of double-screw bolt main part is provided with sharp afterbody, be provided with external screw thread one on the outer wall of double-screw bolt main part, the below of external screw thread one is provided with external screw thread two, and on the one end of external screw thread two extended to the outer wall of sharp afterbody, the inside of screw cap is provided with square groove, the inside of connecting portion is provided with the recess, the lateral wall of sharp afterbody is provided with the inclined plane.
Preferably, the outer wall of the screw cap is provided with anti-slip strips, and the anti-slip strips are provided with five anti-slip strips.
Preferably, a cushion block is arranged on the upper surface of the stud main body, and the cushion block is connected with the connecting portion in a sealing mode through a sealant.
Preferably, a chip groove is formed between the pointed tail part and the stud body.
Preferably, the bottom of square groove is provided with second anti-skidding line, the inner wall of square groove is provided with first anti-skidding line.
Preferably, the inside of recess is provided with the bracing piece, and the bracing piece is provided with two, two the bracing piece all is through compression spring and connecting portion fixed connection, and compression spring is provided with four.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a be provided with the antislip strip on the outer wall of screw cap, the antislip strip has played skid-proof effect, effectively prevents its slippage after the fix with screw, is provided with the bracing piece through the inside at connecting portion, and two bracing pieces can improve the intensity of screw body, and compression spring has the effect of supporting to the bracing piece, has improved the stability of bracing piece, and the chip groove can in time discharge the piece that sharp afterbody bored into the in-process and produced, has improved work efficiency.
2. The screw comprises a stud main body, a cushion block, a sealing agent and a connecting portion, wherein the cushion block is arranged on the upper surface of the stud main body and is in sealing connection with the connecting portion through the sealing agent, the cushion block has certain elasticity, the buffering effect can be achieved, the service life of a screw is prolonged, the insulating property of the sealing agent is good, the screw is more durable, the friction force between a wrench and the screw can be increased through the cooperation of first anti-slip patterns and second anti-slip patterns, the slip thread is avoided, the anti-slip thread effect is achieved, the screw body can be easily withdrawn from a square groove, the driving torque can be reduced on the inclined surface, the mounting speed can be improved through the first external threads and the second external threads, and the log cracking prevention is facilitated.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic view of the internal structure of the connecting portion of the present invention;
in the figure: 1. a screw body; 2. a screw cap; 3. anti-slip strips; 4. a sealant; 5. cushion blocks; 6. the first external thread; 7. a stud body; 8. a second external thread; 9. a bevel; 10. a square groove; 11. a first anti-skid pattern; 12. a second anti-skid pattern; 13. a groove; 14. a support bar; 15. a compression spring; 16. a connecting portion; 17. a chip groove; 18. a pointed tail part.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides a square groove apron screw of antiskid silk, including screw body 1, be provided with double-screw bolt main part 7 on the screw body 1, the top of double-screw bolt main part 7 is provided with screw cap 2, through connecting portion 16 fixed connection between screw cap 2 and the double-screw bolt main part 7, the lower extreme of double-screw bolt main part 7 is provided with pointed tail portion 18, be provided with external screw thread 6 on the outer wall of double-screw bolt main part 7, the below of external screw thread 6 is provided with external screw thread two 8, and the one end of external screw thread two 8 extends to on the outer wall of pointed tail portion 18, external screw thread 6 and external screw thread two 8 can improve the installation rate, and help preventing the log fracture, the inside of screw cap 2 is provided with square groove 10, square groove 10 is convenient for easily withdrawing screw body 1, the inside of connecting portion 16 is provided with recess 13, the lateral wall of pointed tail portion 18 is provided with inclined plane 9, inclined plane 9 can reduce driving torque.
Further, be provided with antislip strip 3 on the outer wall of screw cap 2, and antislip strip 3 is provided with five, and antislip strip 3 has played skid-proof effect, effectively prevents its slippage after the screw is fixed.
Further, the upper surface of the stud main body 7 is provided with a cushion block 5, the cushion block 5 is in sealing connection with the connecting portion 16 through the sealant 4, the cushion block 5 has certain elasticity and can play a role in buffering, the service life of the screw is prolonged, the sealant 4 is good in insulating property, and the screw is durable.
Furthermore, a chip groove 17 is formed between the pointed tail part 18 and the stud main body 7, and chips generated in the process that the pointed tail part 18 drills into can be timely discharged through the chip groove 17, so that the working efficiency is improved.
Further, the bottom of square groove 10 is provided with second anti-skidding line 12, and the inner wall of square groove 10 is provided with first anti-skidding line 11, through the cooperation of first anti-skidding line 11 and second anti-skidding line 12, can increase the frictional force between spanner and the screw, avoids the smooth silk, has played the effect of anti-skidding silk.
Further, the inside of recess 13 is provided with bracing piece 14, and bracing piece 14 is provided with two, and two bracing pieces 14 all are through compression spring 15 and connecting portion 16 fixed connection, and compression spring 15 is provided with four, and two bracing pieces 14 can improve the intensity of screw body 1, and compression spring 15 has the effect of supporting to bracing piece 14, has improved the stability of bracing piece 14.
The working principle is as follows: when the anti-slip screw is used, the screw body 1 is fixed in a log by using a wrench, the friction force between the wrench and the screw can be increased by matching the first anti-slip lines 11 and the second anti-slip lines 12, the anti-slip screw is avoided, the anti-slip screw is prevented, the square grooves 10 are convenient for the screw body 1 to be easily withdrawn, the anti-slip strips 3 are arranged on the outer wall of the screw cap 2, the anti-slip strips 3 play an anti-slip role, the screw can be effectively prevented from slipping after being fixed, the two support rods 14 can improve the strength of the screw body 1 by arranging the support rods 14 in the connecting part 16, the compression springs 15 support the support rods 14, the stability of the support rods 14 is improved, the inclined plane 9 can reduce the driving torque, the first external threads 6 and the second external threads 8 can improve the installation speed and help to prevent the log from cracking, the chip grooves 17 can timely discharge chips generated in the drilling process of the sharp tail parts 18, the working efficiency is improved, the cushion block 5 is arranged on the upper surface of the stud main body 7, the cushion block 5 is in sealing connection with the connecting portion 16 through the sealant 4, the cushion block 5 has certain elasticity, the buffering effect can be achieved, the service life of the screw is prolonged, the sealant 4 is good in insulation performance, and the screw is durable.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a square groove cover plate screw of antiskid silk, includes screw body (1), its characterized in that: be provided with double-screw bolt main part (7) on screw body (1), the top of double-screw bolt main part (7) is provided with screw cap (2), through connecting portion (16) fixed connection between screw cap (2) and double-screw bolt main part (7), the lower extreme of double-screw bolt main part (7) is provided with pointed tail portion (18), be provided with external screw thread (6) on the outer wall of double-screw bolt main part (7), the below of external screw thread (6) is provided with external screw thread two (8), and the one end of external screw thread two (8) extends to on the outer wall of pointed tail portion (18), the inside of screw cap (2) is provided with square groove (10), the inside of connecting portion (16) is provided with recess (13), the lateral wall of pointed tail portion (18) is provided with inclined plane (9).
2. The wire-slipping spline cover plate screw of claim 1, wherein: anti-slip strips (3) are arranged on the outer wall of the screw cap (2), and five anti-slip strips (3) are arranged.
3. The wire-slipping spline cover plate screw of claim 1, wherein: the upper surface of the stud main body (7) is provided with a cushion block (5), and the cushion block (5) is connected with the connecting part (16) in a sealing mode through a sealant (4).
4. The wire-slipping spline cover plate screw of claim 1, wherein: a chip groove (17) is arranged between the pointed tail part (18) and the stud main body (7).
5. The wire-slipping spline cover plate screw of claim 1, wherein: the bottom of square groove (10) is provided with second anti-skidding line (12), the inner wall of square groove (10) is provided with first anti-skidding line (11).
6. The wire-slipping spline cover plate screw of claim 1, wherein: the inside of recess (13) is provided with bracing piece (14), and bracing piece (14) are provided with two, two bracing piece (14) all are through compression spring (15) and connecting portion (16) fixed connection, and compression spring (15) are provided with four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120929680.0U CN214742608U (en) | 2021-04-30 | 2021-04-30 | Square groove cover plate screw of anti-skid thread |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120929680.0U CN214742608U (en) | 2021-04-30 | 2021-04-30 | Square groove cover plate screw of anti-skid thread |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214742608U true CN214742608U (en) | 2021-11-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120929680.0U Active CN214742608U (en) | 2021-04-30 | 2021-04-30 | Square groove cover plate screw of anti-skid thread |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214742608U (en) |
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2021
- 2021-04-30 CN CN202120929680.0U patent/CN214742608U/en active Active
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