CN210371589U

CN210371589U - Anti-theft screw

Info

Publication number: CN210371589U
Application number: CN201920967444.0U
Authority: CN
Inventors: 张强
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-25
Filing date: 2019-06-25
Publication date: 2020-04-21
Anticipated expiration: 2029-06-25

Abstract

The utility model discloses an anti-theft screw, including backup pad, screw rod, nut, theftproof lid, draw-in groove, cross recess, thread plate and thread groove, the middle-end fixedly connected with nut on backup pad right side, and the right side of nut has seted up the thread groove, the inner chamber threaded connection of thread groove has the thread plate, and thread plate fixed connection in the left side of theftproof lid, and simultaneously, the draw-in groove has still been seted up on the right side of theftproof lid, the left middle-end fixedly connected with screw rod of backup pad, and backup pad, screw rod and nut are circular structure, the cross recess has been seted up to the middle-end on nut right side. The utility model discloses set up thread groove, thread plate, anti-theft cover and draw-in groove, and the anti-theft cover is spherical structure, and people only use specialized tool just can twist out the left thread plate of anti-theft cover from the thread groove, have effectively improved the security of this screw, have solved its theftproof nature of current screw poor to the problem of its safety in utilization has been reduced.

Description

Anti-theft screw

Technical Field

The utility model relates to a screw technical field specifically is an anti-theft screw.

Background

The screw is a tool for fastening machine parts of the object step by utilizing the physics and mathematical principles of the inclined plane circular rotation and the friction force of the object, and the screw is an indispensable industrial necessity in daily life: extremely small screws used for cameras, glasses, clocks, electronics, and the like; general screws for televisions, electric appliances, musical instruments, furniture, and the like; large screws and nuts are used for engineering, buildings and bridges; traffic appliances, airplanes, electric cars, automobiles and the like are used by using large and small screws, the screws have important tasks in industry, as long as the industry exists on the earth, the functions of the screws are always important, but the existing screws have poor anti-theft performance, so that the use safety is reduced, and therefore, the anti-theft screws are provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a theftproof screw possesses the good advantage of theftproof nature, and it is poor to have solved its theftproof nature of current screw to its safety in utilization's problem has been reduced.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an anti-theft screw, includes backup pad, screw rod, nut, theftproof lid, draw-in groove, cross recess, thread plate and thread groove, the middle-end fixedly connected with nut on backup pad right side, and the right side of nut has seted up the thread groove, the inner chamber threaded connection of thread groove has the thread plate, and thread plate fixed connection in the left side of theftproof lid, and simultaneously, the draw-in groove has still been seted up on the right side of theftproof lid.

Preferably, the middle end of the left side of the supporting plate is fixedly connected with a screw, and the supporting plate, the screw and the nut are all of a circular structure.

Preferably, the middle end of the right side of the screw cap is provided with a cross groove.

Preferably, the anti-theft cover is of a spherical structure, the number of the clamping grooves is four, and the four clamping grooves are symmetrically arranged.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses set up thread groove, thread plate, anti-theft cover and draw-in groove, and the anti-theft cover is spherical structure, and people only use specialized tool just can twist out the left thread plate of anti-theft cover from the thread groove, have effectively improved the security of this screw, have solved its theftproof nature of current screw poor to the problem of its safety in utilization has been reduced.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

In the figure: 1 supporting plate, 2 screws, 3 screw caps, 4 anti-theft covers, 5 clamping grooves, 6 cross grooves, 7 thread plates and 8 thread grooves.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

The utility model discloses a backup pad 1, screw rod 2, nut 3, safety cover 4, draw-in groove 5, cross recess 6, thread plate 7 and thread groove 8 part are the parts that universal standard spare or technical field personnel know, and its structure and principle all are that this technical staff all can learn through the technical manual or learn through conventional experimental method.

Referring to fig. 1, an anti-theft screw includes a support plate 1, a screw 2, a nut 3, an anti-theft cover 4, a slot 5, a cross groove 6, a thread plate 7 and a thread groove 8, the screw 2 is fixedly connected to the left middle end of the support plate 1, the screw 2 and the nut 3 are all circular structures, the nut 3 is fixedly connected to the right middle end of the support plate 1, the cross groove 6 is formed at the right middle end of the nut 3, the thread groove 8 is formed at the right side of the nut 3, the thread plate 7 is connected to the inner cavity of the thread groove 8 in a threaded manner, the thread plate 7 is fixedly connected to the left side of the anti-theft cover 4, the slot 5 is formed at the right side of the anti-theft cover 4, and people can screw the left thread plate 7 of the anti-theft cover 4 out of the thread groove 8 only by using a special tool, so that the safety of the screw is effectively improved, the, the anti-theft cover 4 is of a spherical structure, the number of the clamping grooves 5 is four, and the four clamping grooves 5 are symmetrically arranged.

During the use, set up thread groove 8, thread plate 7, safety cover 4 and draw-in groove 5, and safety cover 4 is spherical structure, and people only use specialized tool to twist out the left thread plate 7 of safety cover 4 from thread groove 8, have effectively improved the security of this screw, have solved its theftproof nature of current screw poor to the problem of its safety in utilization has been reduced.

In summary, the following steps: this antitheft screw has set up thread groove 8, thread plate 7, antitheft cover 4 and draw-in groove 5, and antitheft cover 4 is spherical structure, and people only use specialized tool to twist out the left thread plate 7 of antitheft cover 4 from thread groove 8, has effectively improved the security of this screw, and it is poor to have solved its theftproof nature of current screw to its safety in utilization's problem has been reduced.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an anti-theft screw, includes backup pad (1), screw rod (2), nut (3), shield (4), draw-in groove (5), cross recess (6), thread plate (7) and thread groove (8), its characterized in that: middle-end fixedly connected with nut (3) on backup pad (1) right side, and the right side of nut (3) has seted up thread groove (8), the inner chamber threaded connection of thread groove (8) has thread plate (7), and thread plate (7) fixed connection in the left side of theftproof lid (4), and simultaneously, draw-in groove (5) have still been seted up on the right side of theftproof lid (4).

2. An antitheft screw as claimed in claim 1 wherein: the left middle end of the supporting plate (1) is fixedly connected with a screw rod (2), and the supporting plate (1), the screw rod (2) and the screw cap (3) are all of a circular structure.

3. An antitheft screw as claimed in claim 1 wherein: the middle end of the right side of the screw cap (3) is provided with a cross groove (6).

4. An antitheft screw as claimed in claim 1 wherein: the anti-theft cover (4) is of a spherical structure, the number of the clamping grooves (5) is four, and the four clamping grooves (5) are symmetrically arranged.