CN219911442U

CN219911442U - Anti-falling screw

Info

Publication number: CN219911442U
Application number: CN202321353358.3U
Authority: CN
Inventors: 曹小燕
Original assignee: Wenzhou Jianzi Standard Parts Co ltd
Current assignee: Wenzhou Jianzi Standard Parts Co ltd
Priority date: 2023-05-31
Filing date: 2023-05-31
Publication date: 2023-10-27
Anticipated expiration: 2033-05-31

Abstract

The utility model discloses an anti-falling screw, which comprises an anti-falling screw body, wherein the anti-falling screw body comprises a screw cap, a screw rod, a tip threaded head, an anti-falling washer, a cross screw cap groove, an auxiliary anti-falling device and an anti-rust structure, wherein the bottom of the anti-falling washer is provided with a rubber sealing ring, the rubber sealing ring is arranged, the tightness of the screw is improved, the screw is stably connected with a workpiece, the screw is more firmly connected, a certain anti-falling effect is achieved, the screw cap is fixed through the auxiliary anti-falling device, the whole screw can be reinforced, the screw cap is prevented from rotating, the screw cap is not easy to loosen, the anti-falling performance of the screw is improved, oil is injected from an oil injection port to the outer surface of the screw through an oil outlet for oil sealing, the surface of the screw is prevented from rusting, the service life of the screw is prolonged, the screw is prevented from loosening due to rust, the anti-falling effect of the screw is further guaranteed, the structure of the screw is in a flower-shaped structure, and the aesthetic property of the screw is improved.

Description

Anti-falling screw

Technical Field

The utility model relates to the technical field of screws, in particular to an anti-falling screw.

Background

The primary function of the screw is to engage two objects or to fix the position of an object. The use of the screw is seen everywhere in life, the types of the screw are also more diversified, and along with the continuous development of technology, the requirements of people on the manufacturing process of the anti-drop screw are also higher and higher.

However, the existing screw has certain drawbacks when in use, firstly, the unstable condition possibly occurs after the screw is used, the normal operation of the equipment is affected due to the falling off of the screw caused by the vibration of mechanical equipment, and moreover, the screw can be aged and rusted after long-time use, so that the screw is loosened and falls off.

Aiming at the problems, in order to avoid rust on the screw, prolong the service life of the screw and avoid the falling-off of the screw, the utility model provides an anti-falling screw.

Disclosure of Invention

The utility model aims to provide an anti-falling screw which has the advantages of difficult rust and falling prevention and solves the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an anticreep screw, includes the anticreep screw body, the anticreep screw body includes nut, screw rod, pointed end thread head, anticreep packing ring, cross nut groove, supplementary anticreep device and rust-resistant structure, the lower extreme at the nut is connected to the screw rod, pointed end thread head connects the bottom at the screw rod, the junction cover of nut and screw rod is equipped with the anticreep packing ring, the middle part of nut is equipped with cross nut groove, supplementary anticreep device sets up at the both sides end in cross nut groove and stretches into the inner wall that runs through the nut, the inside of nut and screw rod is provided with rust-resistant structure.

Further, the outer wall of the screw is provided with screw teeth.

Further, a rubber sealing ring is arranged at the bottom of the anti-falling gasket.

Further, supplementary anticreep device includes rotor, threaded rod and fixed plug, the threaded rod welds the lower extreme at the rotor, fixed plug welds the bottom at the threaded rod.

Further, rust-resistant structure includes oiling mouth, oil storage tank and oil outlet, the oiling mouth sets up in the inner chamber upper portion of nut, the lower extreme at the oiling mouth is connected to the oil storage tank and the oil storage tank sets up the inner chamber at the screw rod, be equipped with a plurality of oil outlets that are linked together with the outside on the inner wall of oil storage tank.

Further, the structure of the nut is a flower-shaped structure.

Further, a sealing plug is arranged on the oil filling port.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the anti-falling screw, the rubber sealing ring is arranged at the bottom of the anti-falling washer, so that the tightness of the screw is improved, the screw is ensured to be stably connected with a workpiece, the screw is more firmly connected, and a certain anti-falling effect is achieved.

2. According to the anti-falling screw, the nut is fixed through the auxiliary anti-falling device, the whole screw can be reinforced, the nut is prevented from rotating, the nut is not easy to loosen, and the anti-falling performance of the screw is improved.

3. According to the anti-falling screw, the anti-rust structure is arranged, oil is injected from the oil injection port to the outer surface of the screw through the oil outlet to seal the oil, so that the surface of the screw is prevented from rusting, the service life of the screw is prolonged, the screw is prevented from loosening due to rusting, the anti-falling effect of the screw is further ensured, the sealing plug is arranged on the oil injection port, the sealing effect is good, and the outflow of the oil can be prevented.

4. According to the anti-falling screw, the structure of the nut is of the flower-shaped structure, so that the attractiveness of the screw is improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic plan view of the present utility model;

FIG. 3 is a schematic view of the internal structure of the present utility model;

FIG. 4 is an enlarged schematic view of the utility model at A in FIG. 3;

fig. 5 is a schematic top view of the nut of the present utility model.

In the figure: 1. an anti-escape screw body; 11. a screw cap; 12. a screw; 121. screw threads; 13. a pointed thread head; 14. an anti-drop gasket; 141. a rubber seal ring; 15. cross nut grooves; 16. an auxiliary anti-falling device; 161. a rotating block; 162. a threaded rod; 163. fixing the plug; 17. an anti-rust structure; 171. an oil filling port; 172. an oil storage tank; 173. and an oil outlet.

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-5, the utility model provides a mobile anti-falling screw, which comprises an anti-falling screw body 1, wherein the anti-falling screw body 1 comprises a screw cap 11, a screw rod 12, a tip thread head 13, an anti-falling washer 14, a cross screw cap groove 15, an auxiliary anti-falling device 16 and an anti-rust structure 17, the screw rod 12 is connected to the lower end of the screw cap 11, the tip thread head 13 is connected to the bottom of the screw rod 12, the anti-falling washer 14 is sleeved at the joint of the screw cap 11 and the screw rod 12, the cross screw cap groove 15 is arranged in the middle of the screw cap 11, the auxiliary anti-falling device 16 is arranged at the two side ends of the cross screw cap groove 15 and extends into the inner wall penetrating the screw cap 11, and the anti-rust structure 17 is arranged inside the screw cap 11 and the screw rod 12.

In a preferred embodiment, as shown in fig. 2, the outer wall of the screw 12 is provided with screw teeth 121, and the fixing effect of the screw can be increased by the screw teeth 121.

In a preferred embodiment, as shown in fig. 3, a rubber sealing ring 141 is arranged at the bottom of the anti-falling washer 14, and the rubber sealing ring 141 increases the tightness of the screw, ensures stable connection of the screw and the workpiece, ensures firm connection of the screw, and has a certain anti-falling effect.

In a preferred embodiment, as shown in fig. 4, the auxiliary anti-falling device 16 includes a rotating block 161, a threaded rod 162 and a fixing plug 163, the threaded rod 162 is welded at the lower end of the rotating block 161, the fixing plug 163 is welded at the bottom of the threaded rod 162, and the nut 11 is fixed by the auxiliary anti-falling device 16, so that the whole screw can be reinforced, the nut 11 is prevented from rotating, the nut 11 is not easy to loosen, and the anti-falling performance of the screw is improved.

In a preferred embodiment, as shown in fig. 3, the rust-proof structure 17 comprises an oil filling port 171, an oil storage tank 172 and an oil outlet 173, wherein the oil filling port 171 is arranged at the upper part of the inner cavity of the screw cap 11, the oil storage tank 172 is connected at the lower end of the oil filling port 171, the oil storage tank 172 is arranged in the inner cavity of the screw rod 12, a plurality of oil outlets 173 communicated with the outside are arranged on the inner wall of the oil storage tank 172, oil is filled from the oil filling port 171 to the outer surface of the screw through the oil outlets 173 for oil sealing, the surface of the screw is prevented from rusting, the service life of the screw is prolonged, the screw is prevented from loosening due to rust, and the anti-falling effect of the screw is further ensured.

In a preferred embodiment, as shown in fig. 5, the structure of the nut 11 is a flower-like structure, which increases the aesthetic appearance of the screw.

In a preferred embodiment, as shown in fig. 3, a sealing plug is provided on the oil filling port 171, so that the sealing effect is good, and the outflow of oil can be prevented.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. An anti-falling screw, includes anti-falling screw body (1), its characterized in that: the anti-falling screw body (1) comprises a screw cap (11), a screw rod (12), a tip thread head (13), an anti-falling washer (14), a cross screw cap groove (15), an auxiliary anti-falling device (16) and an anti-rust structure (17), wherein the screw rod (12) is connected to the lower end of the screw cap (11), the tip thread head (13) is connected to the bottom of the screw rod (12), the anti-falling washer (14) is sleeved at the joint of the screw cap (11) and the screw rod (12), the cross screw cap groove (15) is formed in the middle of the screw cap (11), the auxiliary anti-falling device (16) is arranged at two side ends of the cross screw cap groove (15) and stretches into the inner wall of the penetrating screw cap (11), and the anti-rust structure (17) is arranged inside the screw cap (11) and the screw rod (12).

2. An anti-backup screw as claimed in claim 1, wherein: the outer wall of the screw rod (12) is provided with screw teeth (121).

3. An anti-backup screw as claimed in claim 1, wherein: the bottom of the anti-falling gasket (14) is provided with a rubber sealing ring (141).

4. An anti-backup screw as claimed in claim 1, wherein: the auxiliary anti-drop device (16) comprises a rotating block (161), a threaded rod (162) and a fixed plug (163), wherein the threaded rod (162) is welded at the lower end of the rotating block (161), and the fixed plug (163) is welded at the bottom of the threaded rod (162).

5. An anti-backup screw as claimed in claim 1, wherein: the rust prevention structure (17) comprises an oil filling port (171), an oil storage tank (172) and an oil outlet (173), wherein the oil filling port (171) is arranged on the upper portion of an inner cavity of the screw cap (11), the oil storage tank (172) is connected to the lower end of the oil filling port (171) and is arranged in the inner cavity of the screw (12), and a plurality of oil outlets (173) communicated with the outside are formed in the inner wall of the oil storage tank (172).

6. An anti-backup screw as claimed in claim 1, wherein: the structure of the nut (11) is a flower-shaped structure.

7. An anti-backup screw as claimed in claim 5, wherein: and a sealing plug is arranged on the oil filling port (171).