CN220668112U

CN220668112U - Triangular locking screw

Info

Publication number: CN220668112U
Application number: CN202322390122.3U
Authority: CN
Inventors: 邢邱哲
Original assignee: Nantong Haimen District Jintai Electronic Technology Co ltd
Current assignee: Nantong Haimen District Jintai Electronic Technology Co ltd
Priority date: 2023-09-04
Filing date: 2023-09-04
Publication date: 2024-03-26
Anticipated expiration: 2033-09-04

Abstract

The utility model relates to a triangular locking screw which comprises a screw body, wherein a screw head is fixed on the left side of the screw body, a locking component is arranged on the outer surface of the screw body, a sealing component is arranged on the left side of the screw head, the locking component comprises self-tapping screws fixed on the outer surface of the screw body, a locking chute is formed on the right side of the screw head, and a screw knife edge is formed on the left side of the screw head. This triangle locking screw has set up locking subassembly in this triangle locking screw, through setting up self tapping screw tooth, locking chute and screwdriver edge, realized the firm installation to this triangle locking screw, four locking chute have improved the linking property of spiral shell head and contact surface, prevent that this triangle locking screw from appearing not hard up condition in the use, improved the installation stability of this triangle locking screw, solved the location installation at the in-process of screw, the easy high-efficient fastening drops, sealed support nature is relatively poor, the lower problem of practicality.

Description

Triangular locking screw

Technical Field

The utility model relates to the technical field of screws, in particular to a triangular locking screw.

Background

The screw is a tool for gradually fastening a machine part by utilizing the physical and mathematical principles of the inclined plane circular rotation and friction force of an object, the screw is a general expression of a fastener, the screw is a daily spoken word, the screw is an indispensable industrial necessity in daily life, such as a very small screw used by cameras, glasses, clocks, electronics and the like, a common screw used by televisions, electrical products, musical instruments, furniture and the like, a large screw, screw caps, traffic tools, airplanes, electric cars and the like are used for engineering, construction and bridges, the screw is a large and small screw and is used for industrial importance, the function of the screw is always important as long as the industry exists on earth, the screw is a common utility model in thousands of years in people's production and life, the screw is a first major utility model of human beings according to the application field, and the function of the screw is mainly to connect two workpieces together for fastening.

In chinese patent CN202326610U, a screw is disclosed, including the screw body that has the screw thread, be equipped with the coiled hair on screw body upper end, be equipped with the convenient screwdriver male groove on the coiled hair, be equipped with the counter bore in the bottom of groove, overcome not enough among the prior art, provided a screw that the connection effect is good, simple structure, practical.

The utility model provides a connect effectual, simple structure, practical screw, but in the use of screw, inconvenient location installation of high-efficient fastening drops easily, and sealed support nature is relatively poor, and the practicality is lower, proposes a triangle locking screw for this to solve above-mentioned problem.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a triangular locking screw which has the advantages of installation and fastening, and solves the problems of inconvenience in efficient fastening positioning and installation, easy falling off, poor sealing support and lower practicability in the using process of the screw.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the triangular locking screw comprises a screw body, wherein a screw head is fixed on the left side of the screw body, an anti-loosening assembly is arranged on the outer surface of the screw body, and a sealing assembly is arranged on the left side of the screw head;

the anti-loosening assembly comprises self-tapping screws fixed on the outer surface of the screw body, an anti-loosening chute is formed in the right side of the screw head, and a screw knife edge is formed in the left side of the screw head.

Further, the number of the anti-loosening chute is four, and the four anti-loosening chute are circumferentially and uniformly distributed on the right side of the screw head.

Further, the screw body is made of low carbon steel, and the screw head is made of low carbon steel.

Further, the diameter of the screw head is larger than that of the screw body, and the length of the screw body is larger than that of the screw head.

Further, the seal assembly comprises a flexible connecting rope fixed on the left side of the screw head, a baffle is fixed at one end, far away from the screw head, of the flexible connecting rope, and a sealing plug is fixed on the right side of the baffle.

Further, the right side of baffle is laminated with the left side of spiral shell head, sealing plug and screwdriver edge interference fit.

Further, the shape of the baffle is a cylinder, and the diameter of the baffle is smaller than that of the screw head.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

1. this triangle locking screw has set up locking subassembly in this triangle locking screw, mutually supporting between each structure in locking subassembly through setting up self-tapping screw tooth, locking chute and screwdriver edge, realized the firm installation to this triangle locking screw, four locking chute have improved the linking property of screw head and contact surface, prevent that this triangle locking screw from appearing not hard up condition in the use, improved the installation stability of this triangle locking screw, solved the location installation of inconvenient high-efficient fastening in the use of screw, drop easily, sealed support nature is relatively poor, the lower problem of practicality.

2. According to the triangular locking screw, the sealing assembly is arranged in the triangular locking screw, and through mutual matching among all structures in the sealing assembly, the sealing of the screw edge is realized by arranging the flexible connecting rope, the baffle and the sealing plug, so that the screw edge is prevented from being directly exposed in the air, and the screw edge is prevented from sliding when the screw is screwed by a screwdriver.

Drawings

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

FIG. 2 is a schematic view of an anti-loosening assembly according to the present utility model;

FIG. 3 is a right side view of the screw head structure of the present utility model;

FIG. 4 is a left side view of the screw head structure of the present utility model;

FIG. 5 is a schematic view of a seal assembly of the present utility model;

fig. 6 is a right side view of the baffle structure of the present utility model.

In the figure: 1 screw body, 2 screw heads, 3 locking assemblies, 301 self-tapping screw teeth, 302 locking chute, 303 screw knife edges, 4 sealing assemblies, 401 flexible connecting ropes, 402 baffle plates and 403 sealing plugs.

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.

Referring to fig. 1, a triangular locking screw in this embodiment includes a screw body 1, a screw head 2 fixed on the left side of the screw body 1, a locking component 3 arranged on the outer surface of the screw body 1, and a sealing component 4 arranged on the left side of the screw head 2.

The screw body 1 is made of low carbon steel, and the screw head 2 is made of low carbon steel.

The diameter of the screw head 2 is larger than that of the screw body 1, and the length of the screw body 1 is longer than that of the screw head 2.

The material of the whole triangular locking screw is low carbon steel, the performance grade is 8.8, meanwhile, the outer surface of the whole triangular locking screw is galvanized in an environment-friendly way, the surface of the whole triangular locking screw meets the Rohs requirement after being subjected to neutral salt spray test for 24 hours, and the surface of the whole triangular locking screw is free of oil dirt and burrs and cannot be scratched obviously.

It should be noted that, the components of the present application are all general standard components or components known to those skilled in the art, and the structures and principles thereof are all known to those skilled in the art through technical manuals or through routine experimental methods.

Referring to fig. 2-4, in order to improve the installation stability of the triangular locking screw, the locking assembly 3 in this embodiment includes a self-tapping screw 301 fixed on the outer surface of the screw body 1, a locking chute 302 is provided on the right side of the screw head 2, and a screw knife edge 303 is provided on the left side of the screw head 2.

The number of the anti-loosening chute 302 is four, and the four anti-loosening chute 302 are circumferentially and uniformly distributed on the right side of the screw head 2.

Referring to fig. 5-6, in order to prevent the screw from slipping when the screw driver turns the screw, the sealing assembly 4 in this embodiment includes a flexible connection rope 401 fixed on the left side of the screw head 2, a baffle 402 is fixed on one end of the flexible connection rope 401 away from the screw head 2, and a sealing plug 403 is fixed on the right side of the baffle 402.

The right side of the baffle 402 is attached to the left side of the screw head 2, and the sealing plug 403 is in interference fit with the screw edge 303.

The shape of the baffle 402 is a cylinder, and the diameter of the baffle 402 is smaller than the diameter of the screw head 2.

The standard part that this application used all can purchase from market, and dysmorphism piece all can be ordered according to the record of description and attached drawing, and the concrete connected mode of each part all adopts the conventional means such as ripe bolt, rivet and welding among the prior art, and machinery, part and equipment all adopt among the prior art, conventional model.

If the application discloses or relates to components or structures that are fixedly connected to each other, then unless otherwise stated, the fixedly connected structure is understood as: detachably fixed connection (e.g. using bolts or screws) can also be understood as: the non-detachable fixed connection (e.g. riveting, welding), of course, the mutual fixed connection may also be replaced by an integral structure (e.g. integrally formed using a casting process) (except for obviously being unable to use an integral forming process).

The working principle of the embodiment is as follows:

in the use process of the triangular locking screw, the whole triangular locking screw is made of low carbon steel, the performance level is 8.8, meanwhile, the outer surface of the whole triangular locking screw is subjected to environment-friendly galvanization, the requirement of Rohs is met after the whole triangular locking screw is subjected to neutral salt spray test for 24 hours, no oil dirt and burrs are formed on the surface of the whole triangular locking screw, obvious scratches cannot be formed, after the whole triangular locking screw is screwed into a contact surface, four anti-loosening inclined grooves 302 on the right side of the screw head 2 form an annular structure, loosening is avoided, the screw is fastened more during rotation, after the whole triangular locking screw is screwed into the contact surface by using a screw driver, at the moment, the right side of the baffle 402 faces the left side of the screw head 2, and meanwhile, the sealing plug 403 is aligned to the direction of the screw knife edge 303, and the sealing plug 403 is inserted into the screw knife edge 303.

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. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

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 hereto without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a triangle locking screw, includes screw body (1), its characterized in that: a screw head (2) is fixed on the left side of the screw body (1), an anti-loosening assembly (3) is arranged on the outer surface of the screw body (1), and a sealing assembly (4) is arranged on the left side of the screw head (2);

the anti-loosening assembly (3) comprises self-tapping threads (301) fixed on the outer surface of the screw body (1), an anti-loosening chute (302) is formed in the right side of the screw head (2), and a screw knife edge (303) is formed in the left side of the screw head (2).

2. A delta lock screw as set forth in claim 1 wherein: the number of the anti-loosening chute (302) is four, and the four anti-loosening chute (302) are circumferentially and uniformly distributed on the right side of the screw head (2).

3. A delta lock screw as set forth in claim 1 wherein: the screw body (1) is made of low carbon steel, and the screw head (2) is made of low carbon steel.

4. A delta lock screw as set forth in claim 1 wherein: the diameter of the screw head (2) is larger than that of the screw body (1), and the length of the screw body (1) is larger than that of the screw head (2).

5. A delta lock screw as set forth in claim 1 wherein: the sealing assembly (4) comprises a flexible connecting rope (401) fixed on the left side of the screw head (2), a baffle plate (402) is fixed at one end, far away from the screw head (2), of the flexible connecting rope (401), and a sealing plug (403) is fixed on the right side of the baffle plate (402).

6. A delta lock screw as set forth in claim 5 wherein: the right side of the baffle (402) is attached to the left side of the screw head (2), and the sealing plug (403) is in interference fit with the screw knife edge (303).

7. A delta lock screw as set forth in claim 5 wherein: the shape of the baffle plate (402) is a cylinder, and the diameter of the baffle plate (402) is smaller than that of the screw head (2).