CN219282211U - Combined anti-theft screw - Google Patents
Combined anti-theft screw Download PDFInfo
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- CN219282211U CN219282211U CN202223584460.2U CN202223584460U CN219282211U CN 219282211 U CN219282211 U CN 219282211U CN 202223584460 U CN202223584460 U CN 202223584460U CN 219282211 U CN219282211 U CN 219282211U
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Abstract
The utility model discloses a combined anti-theft screw, relates to the technical field of anti-theft screws, and aims to solve the problems that the existing anti-theft screw mainly adopts a special turning head to be matched with a disassembling tool to increase the disassembling difficulty of the screw so as to achieve a certain anti-theft effect, but the special turning head and the tool are inevitably provided with a certain circulation in the market, so that the screw still has a theft risk. The screw main body comprises a screw rod, a combined arc cap and a hexagonal screw head, wherein the hexagonal screw head is arranged at one end of the screw rod, and the hexagonal screw head and the screw rod are integrally formed; further comprises: the embedded groove is arranged in the upper end of the hexagonal screw head, the embedded groove and the hexagonal screw head are integrally formed, and a strong magnetic block is arranged in the embedded groove; the hexagonal groove is arranged in the combined arc cap, and the hexagonal groove and the combined arc cap are integrally formed.
Description
Technical Field
The utility model relates to the technical field of anti-theft screws, in particular to a combined anti-theft screw.
Background
With the wider and wider application of the anti-theft screw, various types of anti-theft screws are in our lives. The existing anti-theft screw is a special screwing tool for mounting and dismounting, and the screwing tool is specially carried when in use;
the utility model provides a combination anti-theft screw, its characterized in that is as the publication number CN201920982892.8 name: the anti-theft screw comprises an anti-theft screw and a matching rotary head, wherein an abnormal-shaped sinking table is arranged at one end of the anti-theft screw, an abnormal-shaped boss and an outer hexagonal boss are respectively arranged at two ends of the matching rotary head, the abnormal-shaped boss is matched with the abnormal-shaped sinking table, and a sinking groove is formed in the outer hexagonal boss. The sinking table of the upper end of the anti-theft screw on the cylinder at one end of the anti-theft screw can not influence the stability of the screw, especially the screw thread structure.
However, the anti-theft screw is mainly characterized in that the special turning head is arranged to be matched with the dismounting tool to increase the screw dismounting difficulty so as to achieve a certain anti-theft effect, but the special turning head and the tool are inevitably provided with a certain circulation in the market, so that the screw still has a theft risk; we have therefore proposed a combination anti-theft screw in order to solve the problems set forth above.
Disclosure of Invention
The utility model aims to provide a combined anti-theft screw, which is used for solving the problems that the existing anti-theft screw provided in the background technology mainly adopts a special turning head to be matched with a disassembling tool to increase the disassembling difficulty of the screw so as to achieve a certain anti-theft effect, but the special turning head and the tool are inevitably provided with a certain fluxion in the market, so that the screw still has a theft risk.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the combined anti-theft screw comprises a screw main body, wherein the screw main body comprises a screw rod, a combined arc cap and a hexagonal screw head, the hexagonal screw head is arranged at one end of the screw rod, and the hexagonal screw head and the screw rod are integrally formed;
further comprises:
the embedded groove is arranged in the upper end of the hexagonal screw head, the embedded groove and the hexagonal screw head are integrally formed, and a strong magnetic block is arranged in the embedded groove;
the hexagonal groove is arranged in the combined arc cap, and the hexagonal groove and the combined arc cap are integrally formed;
when the combined arc cap is covered, the hexagonal groove and the strip-shaped chute in the combined arc cap are in sliding connection with the guide convex block of the hexagonal screw head and the outer wall of the hexagonal screw head, and when the combined arc cap is in sliding connection, the rubber coating sleeve is arranged on the outer wall of the guide convex block, so that the rubber coating sleeve has certain elasticity, a certain damping effect can be achieved when the combined arc cap is inserted into the strip-shaped chute, the connection is firmer, the combined arc cap is not easy to separate under the strong magnetic adsorption effect of the strong magnetic block at the upper end of the hexagonal screw head after the combined arc cap is in sliding connection with the bottom, the polytetrafluoroethylene coating is arranged on the outer wall of the combined arc cap, has a certain self-lubricating effect, is matched with the cap of the arc structure, has smooth surface, is difficult to detach the combined arc cap by applying force by using a conventional tool structure, and has better anti-theft performance.
Preferably, the front end and the rear end of the hexagonal screw head are both provided with guide lugs, the guide lugs and the hexagonal screw head are integrally formed, the front end and the rear end of the hexagonal groove are both provided with strip-shaped sliding grooves, the strip-shaped sliding grooves are communicated with the hexagonal groove, and the combined arc cap is in sliding connection with the hexagonal screw head and the guide lugs through the inner hexagonal groove and the strip-shaped sliding grooves.
Preferably, a rubber coating sleeve is arranged on the outer wall of the guide lug, and the rubber coating sleeve is in adhesive connection with the guide lug.
Preferably, the hexagonal screw head is in magnetic attraction and adsorption connection with the combined arc cap through a strong magnetic block.
Preferably, the outer wall of the combined arc cap is provided with a polytetrafluoroethylene coating.
Preferably, a groove is arranged between the hexagonal screw head and the mounting surface, and a gasket is arranged at the joint of the hexagonal screw head and the groove.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the combined arc cap is additionally arranged outside the hexagonal screw head, after the screw is mounted, the combined arc cap can be closed on the hexagonal screw head, when the screw is closed, the hexagonal groove and the strip-shaped chute in the combined arc cap are in sliding connection with the hexagonal screw head and the guide convex block on the outer wall of the hexagonal screw head, when the screw is slid and inserted, the rubber coating sleeve has certain elasticity, so that a certain damping effect can be achieved when the screw is inserted into the strip-shaped chute, the connection is firmer, after the combined arc cap is slid and inserted to the bottom, the two arc caps are not easy to separate under the strong magnetic adsorption effect of the strong magnetic block at the upper end of the hexagonal screw head, the polytetrafluoroethylene coating is arranged on the outer wall of the combined arc cap, the polytetrafluoroethylene coating has a certain self-lubricating effect, the cap with an arc structure is matched, the surface is smooth, the regular tool structure is difficult to apply force and detach the screw, the anti-theft screw has better anti-theft performance, the problem that the special screw is mainly used for increasing the screw disassembling difficulty when the special screw is arranged, the special anti-theft effect is achieved, and the special screw and the special anti-theft risk is avoided in the market.
2. Through being provided with the recess between hexagonal screw head and installation face, groove structure can be at the bottom surface of the built-in combination formula arc cap of screw installation back, reduces the application point when dismantling, further improves the theftproof effect.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of a screw and mounting surface mounting structure according to the present utility model;
FIG. 3 is a schematic view of the internal structure of the combined arc cap of the present utility model;
FIG. 4 is a schematic diagram of the top structure of a hexagonal screw head according to the present utility model;
in the figure: 1. a screw body; 2. a screw rod; 3. a combined arc cap; 4. hexagonal screw head; 5. a guide projection; 6. rubber coating; 7. a polytetrafluoroethylene coating; 8. a groove; 9. a gasket; 10. a hexagonal groove; 11. a strip-shaped chute; 12. an embedded groove; 13. strong magnetic blocks.
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.
Referring to fig. 1-4, an embodiment of the present utility model is provided: the combined anti-theft screw comprises a screw body 1, wherein the screw body 1 comprises a screw rod 2, a combined arc cap 3 and a hexagonal screw head 4, the hexagonal screw head 4 is arranged at one end of the screw rod 2, and the hexagonal screw head 4 and the screw rod 2 are integrally formed;
further comprises:
the embedded groove 12 is arranged in the upper end of the hexagonal screw head 4, the embedded groove 12 and the hexagonal screw head 4 are integrally formed, and a strong magnetic block 13 is arranged in the embedded groove 12;
the hexagonal groove 10 is arranged in the combined arc-shaped cap 3, and the hexagonal groove 10 and the combined arc-shaped cap 3 are integrally formed;
when the combined arc cap 3 is used, the combined arc cap 3 can be covered on the hexagonal screw head 4, during covering, the hexagonal groove 10 and the strip-shaped chute 11 in the combined arc cap 3 are in sliding connection with the hexagonal screw head 4 and the guide lug 5 on the outer wall of the hexagonal screw head, during sliding insertion, the rubber coating sleeve 6 is arranged on the outer wall of the guide lug 5, so that the rubber coating sleeve 6 has certain elasticity, a certain damping effect can be achieved when the rubber coating sleeve is inserted into the strip-shaped chute 11, the connection is firmer, after the combined arc cap 3 is inserted to the bottom in a sliding manner, the combined arc cap 3 and the combined arc cap are not easy to separate under the strong magnetic adsorption effect of the strong magnetic block 13 at the upper end of the hexagonal screw head, the polytetrafluoroethylene coating 7 is arranged on the outer wall of the combined arc cap 3, has a certain self-lubricating effect, and is matched with the cap of an arc structure, so that the surface is smooth, the combined arc cap is difficult to apply force and detach by using a conventional tool structure, and the better anti-theft performance is achieved.
Referring to fig. 2, 3 and 4, the front end and the rear end of the hexagonal screw head 4 are provided with guide protrusions 5, the guide protrusions 5 and the hexagonal screw head 4 are integrally formed, the front end and the rear end of the hexagonal groove 10 are provided with bar-shaped sliding grooves 11, the bar-shaped sliding grooves 11 are communicated with the hexagonal groove 10, the combined arc cap 3 is in sliding connection with the hexagonal screw head 4 and the guide protrusions 5 through the internal hexagonal groove 10 and the bar-shaped sliding grooves 11, and when the combined arc cap 3 is connected with the hexagonal screw head 4, the guide protrusions 5 on the bar-shaped sliding grooves 11 and the hexagonal screw head 4 slide, so that the plugging is more stable.
Referring to fig. 4, a rubber coating 6 is disposed on an outer wall of the guiding protrusion 5, and the rubber coating 6 is adhered to the guiding protrusion 5, the rubber coating 6 has a certain elasticity, and when the guiding protrusion 5 is inserted into the bar-shaped chute 11, the rubber coating 6 has a certain damping effect, so that the connection is more firm.
Referring to fig. 2 and 4, the hexagonal screw head 4 is magnetically attracted to the combined arc cap 3 through the strong magnetic block 13, and after the combined arc cap 3 is clamped with the hexagonal screw head 4, the hexagonal screw head and the combined arc cap 3 are not easily separated and are difficult to be conveniently detached under the strong magnetic attraction of the strong magnetic block 13, so that the anti-theft performance is better.
Referring to fig. 2, a polytetrafluoroethylene coating 7 is disposed on the outer wall of the combined arc cap 3, the polytetrafluoroethylene coating 7 has a certain self-lubricating effect, the surface is smooth, the cap is hard to detach by using a conventional tool structure, when the antitheft screw needs to be detached, a metal rod can be selected, the end of the metal rod is spot-welded with the combined arc cap 3, and then the metal rod is pulled outwards by force to separate the combined arc cap 3 from the hexagonal screw head 4, so that the subsequent detachment can be performed.
Referring to fig. 2, a groove 8 is provided between the hexagonal screw head 4 and the mounting surface, a gasket 9 is provided at the connection between the hexagonal screw head 4 and the groove 8, the groove 8 can be embedded with the bottom surface of the combined arc cap 3, the force application point during disassembly is reduced, the anti-theft effect is further improved, and the gasket 9 can improve the connection tightness between the hexagonal screw head 4 and the mounting surface, so that the connection is more firm.
Working principle: when the anti-theft protection device is used, firstly, the screw rod 2 of the screw main body 1 is screwed into the screw hole of the mounting surface, a group of gaskets 9 are padded in advance before screwing in to ensure the tightness of subsequent connection, after screwing in, the hexagonal screw head 4 is forced by a tool to play a fastening effect, after fastening is finished, the combined arc cap 3 is covered on the hexagonal screw head 4, when the combined arc cap 3 is covered, the hexagonal groove 10 and the strip-shaped chute 11 in the combined arc cap 3 are in sliding connection with the hexagonal screw head 4 and the guide lug 5 of the outer wall of the hexagonal screw head, when in sliding connection, the outer wall of the guide lug 5 is provided with the rubber cladding 6, the rubber cladding 6 has certain elasticity, so that a certain damping effect can be achieved when the strip-shaped chute 11 is inserted, the connection is firmer, after the combined arc cap 3 is slid to the bottom, under the strong magnetic adsorption effect of the upper end of the hexagonal screw head 4, the two are not easy to separate, the polytetrafluoroethylene coating 7 is arranged on the outer wall of the combined arc cap 3, the polytetrafluoroethylene coating 7 has a certain self-lubricating effect, the surface is smooth, the surface is matched with an arc structure, the conventional tool is difficult to detach, the combined with the metal cap 3, and when the anti-theft protection device is further detached, the anti-theft protection device is further required, and the anti-theft protection device is combined with the metal cap 3, and the anti-theft protection device is combined with the arc cap 3, and the anti-theft protection device is further provided with the anti-theft protection device, and the anti-theft protection device.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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 combined anti-theft screw comprises a screw main body (1), wherein the screw main body (1) comprises a screw rod (2), a combined arc cap (3) and a hexagonal screw head (4), the hexagonal screw head (4) is arranged at one end of the screw rod (2), and the hexagonal screw head (4) and the screw rod (2) are integrally formed;
the method is characterized in that: further comprises:
the embedded groove (12) is formed in the upper end of the hexagonal screw head (4), the embedded groove (12) and the hexagonal screw head (4) are integrally formed, and a strong magnetic block (13) is arranged in the embedded groove (12);
the hexagonal groove (10) is formed in the combined arc-shaped cap (3), and the hexagonal groove (10) and the combined arc-shaped cap (3) are integrally formed.
2. A combination anti-theft screw according to claim 1, characterized in that: the front end and the rear end of hexagonal spiral shell head (4) all are provided with direction lug (5), and direction lug (5) and hexagonal spiral shell head (4) integrated into one piece set up, the front end and the rear end of hexagonal groove (10) all are provided with bar spout (11), and bar spout (11) are linked together with hexagonal groove (10), combination formula arc cap (3) are through inside hexagonal groove (10) and bar spout (11) and hexagonal spiral shell head (4) and direction lug (5) sliding connection.
3. A combination anti-theft screw according to claim 2, characterized in that: the outer wall of the guide lug (5) is provided with a rubber coating sleeve (6), and the rubber coating sleeve (6) is in adhesive connection with the guide lug (5).
4. A combination anti-theft screw according to claim 1, characterized in that: the hexagonal screw head (4) is connected with the combined arc cap (3) through magnetic attraction and adsorption by the strong magnetic block (13).
5. A combination anti-theft screw according to claim 1, characterized in that: the outer wall of the combined arc cap (3) is provided with a polytetrafluoroethylene coating (7).
6. A combination anti-theft screw according to claim 1, characterized in that: a groove (8) is formed between the hexagonal screw head (4) and the mounting surface, and a gasket (9) is arranged at the joint of the hexagonal screw head (4) and the groove (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223584460.2U CN219282211U (en) | 2022-12-30 | 2022-12-30 | Combined anti-theft screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223584460.2U CN219282211U (en) | 2022-12-30 | 2022-12-30 | Combined anti-theft screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219282211U true CN219282211U (en) | 2023-06-30 |
Family
ID=86923381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223584460.2U Active CN219282211U (en) | 2022-12-30 | 2022-12-30 | Combined anti-theft screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219282211U (en) |
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2022
- 2022-12-30 CN CN202223584460.2U patent/CN219282211U/en active Active
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