CN220396214U - Anti-slip pan head self-drilling screw - Google Patents

Abstract

The utility model discloses an anti-slip pan head self-drilling screw which comprises a stud, a screw cap and a self-drilling post, wherein the screw cap is arranged at one end of the stud, the stud and the screw cap are integrally formed, and an external thread is arranged on the outer wall of the stud; the screw cap is provided with a cross groove at one end far away from the stud, a plurality of anti-falling blocks are adhered to one end of the screw cap close to the cross groove at equal intervals, and the anti-falling blocks are arranged around the cross groove.

Description

Anti-slip pan head self-drilling screw

Technical Field

The utility model relates to the technical field of self-drilling screws, in particular to an anti-slip pan head self-drilling screw.

Background

The tail part of the self-drilling screw is in a self-drilling or pointed tail shape, auxiliary processing is not needed, and the self-drilling screw can be used for directly drilling, tapping and locking on setting materials and basic materials, so that the construction time is greatly saved. Compared with a common screw, the screw has high tough pulling force and maintenance force, long combined time, no looseness, safe use and simple operation of punching and tapping once.

Because most of the screws are made of metal materials, most of the screws are directly sleeved on the tool bit of the screwdriver to drive the screws to screw through the screwdriver in the using process, the screws are connected with the screwdriver through magnetic attraction, the magnetic attraction connection effect is unstable, and the screws placed at the tail ends of the screws are very easy to fall off or deviate in the moving process of the screwdriver, so that the screws cannot accurately punch and tap.

Disclosure of Invention

The utility model aims to provide an anti-slip pan head self-drilling screw so as to solve 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 antiskid coiled hair bores tail screw, includes double-screw bolt, nut and bores the tail post, the nut sets up the one end at the double-screw bolt, just double-screw bolt and nut integrated into one piece, the external screw thread has been seted up on the outer wall of double-screw bolt.

The cross groove is formed in one end, far away from the stud, of the nut, a plurality of anti-falling blocks are bonded at equal intervals to one end, close to the cross groove, of the nut, and the anti-falling blocks are arranged around the cross groove.

As a preferable scheme of the utility model, one end of the drilling tail column far away from the stud is sharp.

As a preferable scheme of the utility model, a plurality of drilling grooves are formed in the outer wall of the tail drilling column at equal intervals, and the drilling grooves are obliquely arranged.

As the preferable scheme of the utility model, the outer wall of the bottom of the anti-drop block is sleeved with the rubber ring, the rubber ring is adhered to one end of the screw cap far away from the stud, the anti-drop block is a rubber block, and the rubber ring is a rubber ring.

As a preferable scheme of the utility model, an arc groove is formed in the inner top wall of one end of the anti-falling block, which is far away from the screw cap.

Compared with the prior art, the utility model has the beneficial effects that: the screw driver is simple in structure and convenient to use, the plurality of anti-falling blocks are arranged around the positions, corresponding to the cross grooves, of one end of the screw cap, far away from the screw bolt, the anti-falling blocks can effectively clamp the screw driver, so that the screw is more stable and is not easy to fall off and deviate when being sleeved on the screw driver head, the screw is more convenient and fast to use, and the anti-falling blocks and the rubber ring are adhered to the screw cap, so that the subsequent use of the screw is not influenced.

Drawings

In order to more clearly illustrate the technical solutions of the inventive embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being obvious that the drawings in the following description are only examples of the inventive embodiments of the present utility model, and that other drawings can be obtained according to these drawings without the need of inventive effort for a person skilled in the art.

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

FIG. 2 is a schematic diagram of a second embodiment of the present utility model;

FIG. 3 is a cross-sectional view of an embodiment of the present utility model;

fig. 4 is a schematic structural diagram of the embodiment of the present utility model after use.

Reference numerals: 1. a stud; 2. a screw cap; 3. drilling tail columns; 4. drilling a groove; 5. a cross groove; 6. an anti-falling block; 7. an arc groove; 8. and a rubber ring.

Detailed Description

In order to make the objects, technical solutions and advantages of the inventive embodiments of the present utility model more apparent, the inventive implementation routine will be described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the present utility model.

In the description of the inventive embodiments, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "front", "rear", "inner", "outer", etc., are based on the directions or positional relationships shown in the drawings, are merely for convenience in describing the inventive embodiments and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the inventive embodiments.

In describing embodiments of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "coupled" should be construed broadly, and may be, for example, fixedly coupled, integrally coupled, or detachably coupled; may be a communication between the interiors of two elements; either directly or indirectly through intermediaries, the specific meaning of the terms in the inventive embodiments of the present utility model will be understood by those skilled in the art in the specific case.

Referring to fig. 1-4, an anti-slip pan head self-drilling screw in an embodiment of the utility model comprises a stud 1, a nut 2 and a self-drilling post 3, wherein the nut 2 is arranged at one end of the stud 1, the stud 1 and the nut 2 are integrally formed, and an external thread is arranged on the outer wall of the stud 1.

The end of the screw cap 1, which is far away from the stud 2, is provided with a cross groove 5, a plurality of anti-falling blocks 6 are adhered to one end of the screw cap 2, which is close to the cross groove 5, at equal intervals, and the anti-falling blocks 6 are arranged around the cross groove 5.

The end of the tail drilling column 3 far away from the stud 1 is sharp, so that the tail drilling column 3 can be conveniently inserted in drilling.

A plurality of drilling grooves 4 are formed in the outer wall of the drilling tail column 3 at equal intervals, the drilling grooves 4 are arranged in an inclined mode, and the inclined drilling grooves 4 can effectively enable the drilling tail column 3 to crush objects when drilling.

The rubber ring 8 has been cup jointed on the outer wall of anticreep piece 6 bottom, and the one end that stud 1 was kept away from to the rubber ring 8 adhesion at nut 2, and rubber ring 8 can effectually make the more stable of adhesion between anticreep piece 6 and the nut 2, and anticreep piece 6 is the rubber block, and rubber ring 8 is the rubber ring, can make effectively that anticreep piece 6 and rubber ring 8 can be more convenient be connected with nut 2 and with the screwdriver between the friction effect better.

The arc groove 7 is formed in the inner top wall of the end, far away from the screw cap 2, of the anti-falling block 6, and the arc groove 7 can be formed in an effective mode so that the screw driver can be more convenient and rapid to insert into the cross groove 5 after penetrating through the anti-falling block 6.

In the initial state, as shown in fig. 1, the anti-falling block 6 and the rubber ring 8 are adhered to one end of the nut 2 close to the cross groove 5.

When the screw driver is used, when the screw driver is sleeved on the tool bit at the tail end of the screw driver, the tool bit of the screw driver is inserted into the round groove between the plurality of anti-falling blocks 6, the tool bit of the screw driver can extend to the inside of the cross groove 5 after being continuously inserted, at the moment, the screw can be stably positioned on the screw driver under the clamping of the anti-falling blocks 6, the screw can be effectively prevented from slipping in the using process, and the screw driver is driven to drive the tail drilling column 3 at the tail end of the screw stud 1 to be inserted into the inside of the material for punching and tapping through the rotation of the screw driver.

After the use is completed, when the anti-falling block 6 and the rubber ring 8 obstruct the installation of the screw, the adhered anti-falling block 6 and the rubber ring 8 can be separated from the screw cap 2, as shown in fig. 4.

While the basic principles of the present utility model have been shown and described, the foregoing is provided by way of illustration of a preferred embodiment of the utility model, and not by way of limitation, the foregoing embodiment and description are merely illustrative of the principles of the utility model, and any modifications, equivalents, improvements or modifications not within the spirit and scope of the utility model should be included within the scope of the utility model.

Claims (6)

1. The utility model provides a coiled hair drill tail screw of antiskid, its characterized in that: the novel drilling tool comprises a stud (1), a nut (2) and a drilling tail column (3), wherein the nut (2) is arranged at one end of the stud (1), the stud (1) and the nut (2) are integrally formed, and an external thread is formed on the outer wall of the stud (1);

the nut (2) is far away from one end of the stud (1) and is provided with a cross groove (5), a plurality of anti-falling blocks (6) are bonded at equal intervals at one end of the nut (2) close to the cross groove (5), and the anti-falling blocks (6) are arranged around the cross groove (5).

2. The slip-resistant pan head self-drilling screw according to claim 1, wherein: and one end of the tail drilling column (3) far away from the stud (1) is sharp.

3. The slip-resistant pan head self-drilling screw according to claim 1, wherein: a plurality of drilling grooves (4) are formed in the outer wall of the tail drilling column (3) at equal intervals, and the drilling grooves (4) are obliquely arranged.

4. The slip-resistant pan head self-drilling screw according to claim 1, wherein: the outer wall of the bottom of the anti-drop block (6) is sleeved with a rubber ring (8), and the rubber ring (8) is adhered to one end, far away from the stud (1), of the screw cap (2).

5. The slip resistant pan head self-drilling screw as defined in claim 4, wherein: the anti-drop block (6) is a rubber block, and the rubber ring (8) is a rubber ring.

6. The slip-resistant pan head self-drilling screw according to claim 1, wherein: an arc groove (7) is formed in the inner top wall of the anti-falling block (6) far away from one end of the screw cap (2).