CN215567136U - Stainless steel fastener cross outer hexagonal recess self-tapping screw - Google Patents
Stainless steel fastener cross outer hexagonal recess self-tapping screw Download PDFInfo
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- CN215567136U CN215567136U CN202121104479.5U CN202121104479U CN215567136U CN 215567136 U CN215567136 U CN 215567136U CN 202121104479 U CN202121104479 U CN 202121104479U CN 215567136 U CN215567136 U CN 215567136U
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Abstract
The utility model discloses a stainless steel fastener cross outer hexagonal recess self-tapping screw, which comprises a cross outer hexagonal recess self-tapping screw body, wherein the cross outer hexagonal recess self-tapping screw body comprises a self-tapping screw head part, a circular gasket, a self-tapping screw main body and a self-tapping screw tip, the bottom end of the self-tapping screw head part is fixedly connected with the self-tapping screw main body, the bottom end of the self-tapping screw main body is fixedly connected with the self-tapping screw tip, and the joint of the self-tapping screw head part and the self-tapping screw main body is fixedly provided with the circular gasket. Resulting in the inability to continue operating the tapping screw.
Description
Technical Field
The utility model relates to the field of self-tapping screws, in particular to a stainless steel fastener cross outer hexagonal recess self-tapping screw.
Background
The self-tapping screw is a threaded fastener which self-taps the mating female thread in a pre-drilled hole of a metallic or non-metallic material, and has a high anti-loosening capability in combination and is removable due to its self-shaping or ability to tap the mating thread. The size, thread form, head shape and tapping performance of the small screw are high in tensile force in engineering application, and the single-piece and single-side combination characteristics are almost unlimited. The head is a bearing surface formed by a part with one end made into an enlarged shape, and for thread forming and thread cutting self-tapping screws (self-tapping screws), flat-top countersunk heads, oblate countersunk heads, pan heads, hexagonal heads and hexagonal warhead heads are the most important, and the five types of head account for almost more than 90% of all self-tapping screws, and the self-tapping screws (self-tapping screws) should be considered firstly. The other five types are flat-top concave bearing surface, flat-top whole edge, oblate concave bearing surface, oblate whole edge and cylinder head which are minor head types, and the top of incense is buried and the thread is rolled into self-tapping nail head type.
The cross outer hexagonal recess self-tapping screw is a self-tapping screw with a head part being in a regular hexagon and a cross groove being formed in the head part, and the situation that the self-tapping screw is broken in the using process and the cross groove is easy to slip to cause incapability of continuing to operate the self-tapping screw due to the fact that the torsion resistance of the self-tapping screw is not strong in the using process of the stainless steel fastener cross outer hexagonal recess self-tapping screw.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a stainless steel fastener cross outer hexagonal recess self-tapping screw, which aims to solve the problems that the self-tapping screw is broken in the using process due to the weak torsion resistance of the self-tapping screw and cannot be continuously operated due to the fact that a cross groove is easy to slip.
In order to achieve the purpose, the utility model provides the following technical scheme: a stainless steel fastener cross outer hexagonal recess self-tapping screw comprises a cross outer hexagonal recess self-tapping screw body, the cross outer hexagonal recess self-tapping screw body comprises a self-tapping screw head, a circular gasket, a self-tapping screw main body and a self-tapping screw tip, the bottom end of the self-tapping nail head is fixedly connected with a self-tapping nail main body, the bottom end of the self-tapping nail main body is fixedly connected with a self-tapping nail tip, a round gasket is fixedly arranged at the joint of the self-tapping nail head and the self-tapping nail body, threads are arranged on the surface of the self-tapping nail body, a reinforcing structure is fixedly arranged inside the self-tapping screw main body and comprises a first reinforcing rod, a second reinforcing rod and a plurality of reinforcing ribs, one side fixedly connected with a plurality of strengthening rib of first stiffener, a plurality of the one end of strengthening rib is all fixed the setting in one side of second stiffener, the cross recess has been seted up at the middle part on self tapping pin fin portion top.
As a preferable technical scheme of the utility model, the surface of the tip of the self-tapping screw is provided with a tapping groove.
According to a preferred technical scheme, mounting grooves are formed in the top ends of two sides of the self-tapping screw main body, and fastening elastic pieces are fixedly arranged at the bottom ends of the two mounting grooves.
In a preferred embodiment of the present invention, a reinforcing plate is fixedly provided inside the cross groove.
As a preferable technical scheme of the utility model, the side of the bottom end of the circular gasket is provided with a fillet.
Compared with the prior art, the utility model has the beneficial effects that: this self-tapping screw passes through first stiffener, the setting of second stiffener and a plurality of strengthening rib can improve its torsion resistance greatly, avoid appearing the cracked condition of self-tapping screw in the use, can play the effect of strengthening the protection to the cross recess through setting up of reinforcing plate, avoid the phenomenon of smooth silk appearing in the in-process of rotating the self-tapping screw, lead to unable continuation to operate the self-tapping screw, can further lock this self-tapping screw with the hole groove that drills through setting up of two fastening shell fragments, avoid easily taking place not hard up at the in-process self-tapping screw that uses.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a front cross-sectional view of the present invention;
FIG. 3 is a top view of the present invention;
fig. 4 is an enlarged view of part a of the present invention.
In the figure: 1. the cross outer hexagonal recess self-tapping screw body; 2. a self-tapping nail head; 3. a circular gasket; 4. a self-tapping screw body; 5. a thread; 6. the tip of the self-tapping screw; 7. tapping; 8. a reinforcing structure; 9. a first reinforcement bar; 10. a second reinforcement bar; 11. reinforcing ribs; 12. a cross groove; 13. a reinforcing sheet; 14. mounting grooves; 15. and fastening the elastic sheet.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the utility model provides a stainless steel fastener cross outer hexagonal recess self-tapping screw, comprising a cross outer hexagonal recess self-tapping screw body 1, wherein the cross outer hexagonal recess self-tapping screw body 1 comprises a self-tapping screw head 2, a circular gasket 3, a self-tapping screw main body 4 and a self-tapping screw tip 6, the bottom end of the self-tapping screw head 2 is fixedly connected with the self-tapping screw main body 4, the bottom end of the self-tapping screw main body 4 is fixedly connected with the self-tapping screw tip 6, the circular gasket 3 is fixedly arranged at the joint of the self-tapping screw head 2 and the self-tapping screw main body 4, the surface of the self-tapping screw main body 4 is provided with a thread 5, a reinforcing structure 8 is fixedly arranged inside the self-tapping screw main body 4, the reinforcing structure 8 comprises a first reinforcing rod 9, a second reinforcing rod 10 and a plurality of reinforcing rods 11, one side of the first reinforcing rod 9 is fixedly connected with the plurality of reinforcing rods 11, one end of the plurality of reinforcing rods 11 is fixedly arranged at one side of the second reinforcing rod 10, the middle part of the top end of the head part 2 of the self-tapping screw is provided with a cross groove 12.
Preferably, tapping grooves 7 are formed in the surface of the tip 6 of the self-tapping screw, and the tapping grooves 7 are convenient for the self-tapping screw to drill.
Preferably, mounting groove 14 has all been seted up on the top of 4 both sides of self-tapping screw main part, and the bottom of two mounting grooves 14 is the fixed fastening shell fragment 15 that is provided with all, and the setting of two fastening shell fragments 15 can further be dead with this self-tapping screw and the groove of drilling, avoids easily taking place to become flexible at the in-process self-tapping screw that uses.
Preferably, the reinforcing plate 13 is fixedly arranged on the inner side of the cross groove 12, the reinforcing plate 13 can play a role in reinforcing and protecting the cross groove 12, and the phenomenon that the self-tapping screw slides in the process of rotating the self-tapping screw is avoided, so that the self-tapping screw cannot be continuously operated.
Preferably, the side of the bottom end of the circular gasket 3 is provided with a fillet, and the fillet is convenient for the circular gasket 3 to be attached to a workpiece.
When the self-tapping screw is used, the tip 6 of the self-tapping screw is aligned to a point to be operated, the self-tapping screw body 1 of the cross outer hexagonal recess is perpendicular to a plane, the cross rotary head is clamped with the cross groove 12 and screwed, the cross rotary head is further driven to drive the self-tapping screw body 1 of the cross outer hexagonal recess to rotate to tap a hole, the tapping groove 7 is convenient for drilling the self-tapping screw in the hole tapping process, the reinforcing sheet 13 can play a role in reinforcing protection for the cross groove 12, the phenomenon that the self-tapping screw cannot be operated continuously due to the fact that a thread slides in the rotation process of the self-tapping screw is avoided, the self-tapping screw can be further locked with a drilled hole through the arrangement of the two fastening elastic sheets 15 after the hole tapping is finished, and the self-tapping screw is prevented from being loosened easily in the use process, this self-tapping screw can improve its torsional resistance performance greatly through the setting of first stiffener 9, second stiffener 10 and a plurality of strengthening rib 11, avoids appearing the cracked condition of self-tapping screw in the use.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.
Claims (5)
1. The utility model provides a hexagonal recess self-tapping nail outside stainless steel fastener cross, includes hexagonal recess self-tapping nail body (1) outside the cross, its characterized in that: the cross outer hexagonal recess self-tapping screw body (1) comprises a self-tapping screw head (2), a circular gasket (3), a self-tapping screw main body (4) and a self-tapping screw tip (6), the bottom end of the self-tapping screw head (2) is fixedly connected with the self-tapping screw main body (4), the bottom end of the self-tapping screw main body (4) is fixedly connected with the self-tapping screw tip (6), the circular gasket (3) is fixedly arranged at the joint of the self-tapping screw head (2) and the self-tapping screw main body (4), threads (5) are arranged on the surface of the self-tapping screw main body (4), a reinforcing structure (8) is fixedly arranged inside the self-tapping screw main body (4), the reinforcing structure (8) comprises a first reinforcing rod (9), a second reinforcing rod (10) and a plurality of reinforcing rods (11), one side of the first reinforcing rod (9) is fixedly connected with the plurality of reinforcing rods (11), one end of each reinforcing rib (11) is fixedly arranged on one side of the second reinforcing rod (10), and the middle of the top end of the self-tapping nail head (2) is provided with a cross groove (12).
2. The stainless steel fastener phillips head hexagon socket self-tapping screw of claim 1, wherein: the surface of the self-tapping screw tip (6) is provided with a tapping groove (7).
3. The stainless steel fastener phillips head hexagon socket self-tapping screw of claim 1, wherein: mounting grooves (14) are formed in the top ends of the two sides of the self-tapping screw main body (4), and fastening elastic pieces (15) are fixedly arranged at the bottom ends of the mounting grooves (14).
4. The stainless steel fastener phillips head hexagon socket self-tapping screw of claim 1, wherein: and a reinforcing sheet (13) is fixedly arranged on the inner side of the cross groove (12).
5. The stainless steel fastener phillips head hexagon socket self-tapping screw of claim 1, wherein: and the side of the bottom end of the circular gasket (3) is provided with a fillet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121104479.5U CN215567136U (en) | 2021-05-21 | 2021-05-21 | Stainless steel fastener cross outer hexagonal recess self-tapping screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121104479.5U CN215567136U (en) | 2021-05-21 | 2021-05-21 | Stainless steel fastener cross outer hexagonal recess self-tapping screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215567136U true CN215567136U (en) | 2022-01-18 |
Family
ID=79862930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121104479.5U Active CN215567136U (en) | 2021-05-21 | 2021-05-21 | Stainless steel fastener cross outer hexagonal recess self-tapping screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215567136U (en) |
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2021
- 2021-05-21 CN CN202121104479.5U patent/CN215567136U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 511500 No. 2, guangchuang street, Guangzhou (Qingyuan) industrial transfer industrial park, Shijiao Town, Qingcheng District, Qingyuan City, Guangdong Province Patentee after: Guangdong fasite Precision Hardware Co.,Ltd. Address before: 511500 Room 401, 4th floor, building a, enterprise service center, No. 1, Guangzhou (Qingyuan) industrial transfer park, Qingcheng District, Qingyuan City, Guangdong Province Patentee before: Qingyuan fast precision hardware Co.,Ltd. |
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| CP03 | Change of name, title or address |