CN210013916U - Antirust and antiskid self-tapping screw - Google Patents
Antirust and antiskid self-tapping screw Download PDFInfo
- Publication number
- CN210013916U CN210013916U CN201920798396.7U CN201920798396U CN210013916U CN 210013916 U CN210013916 U CN 210013916U CN 201920798396 U CN201920798396 U CN 201920798396U CN 210013916 U CN210013916 U CN 210013916U
- Authority
- CN
- China
- Prior art keywords
- screw
- self
- tapping
- holographic
- locking
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000010079 rubber tapping Methods 0.000 title claims abstract description 56
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 11
- 230000002401 inhibitory effect Effects 0.000 claims 6
- 238000005553 drilling Methods 0.000 abstract description 7
- 230000003014 reinforcing effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Images
Landscapes
- Joining Of Building Structures In Genera (AREA)
Abstract
The utility model discloses an antirust and antiskid self-tapping screw, which comprises a screw rod, a screw head, a self-tapping drill bit and a plurality of locking holographic bolts, wherein the screw rod is cylindrical, the surface of the screw rod is coiled and protruded with self-tapping threads, the lower end of the screw rod is provided with the self-tapping drill bit, the self-tapping drill bit and the screw rod are in an integrated structure, the upper end of the screw rod is provided with the screw head, the screw head is vertically provided with a plurality of thread cavities, the thread cavities are arranged in parallel relative to the screw rod, the locking holographic bolts which can be matched with the thread cavities are all arranged in the thread cavities, the locking holographic bolts are arranged downwards, the locking holographic bolts can be detachably connected with the thread cavities, the utility model discloses a thread cavity and a locking holographic bolt are arranged on the screw head of the self-tapping self-drilling screw, after the screw is screwed, the locking holographic bolt can be screwed, the top head of the locking holographic bolt can, the friction force is enhanced, and the looseness is effectively prevented.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a technical field of screw, especially the effectual self tapping of locking moving from the technical field of boring screw.
[ background of the invention ]
Screws are commonly used in machinery, electrical appliances, buildings, etc., and are generally made of metal or plastic, and have a cylindrical shape, grooves with concave and convex surfaces are called threads, the main function of the screw is to connect two objects or fix the position of one object, and the screw can be removed or re-fastened without losing its efficiency. The top diameter of general screw is great, and the common circular, square or regular hexagon that has, if the top is regular hexagon, can rotate the screw with the spanner, if the top is circular, the top openly also has the flute, facilitates the use corresponding screwdriver and rotates the screw. The most common grooves are in a straight shape, a cross shape and a square shape, and have other shapes, the self-drilling self-tapping screw is one of screws, the screw is provided with a drill tail tip, the tip part is named as a twist drill, the screw can automatically drill a central hole during assembly, and then a thread matched with the central hole is self-tapping extruded in the hole on the carrier by means of an adjacent thread part, so the self-drilling self-tapping screw is called as the self-drilling self-tapping screw, the self-tapping screw is mostly used on walls or woods, the hardness of the walls and the woods is lower, and after the self-drilling self-tapping screw is used for a long time, the larger the gap between the self-tapping screw and the screw hole becomes, the screw is easy to.
[ Utility model ] content
The utility model aims at solving the problem among the prior art, provide an antirust and antiskid self-tapping screw, can utilize the increase between locking holographic bolt reinforcing self-tapping screw and the carrier to wipe the power, effectively prevent not hard up.
In order to realize the above-mentioned purpose, the utility model provides an antirust and antiskid self-tapping screw, including screw rod, spiral shell head, self-tapping drill bit, a plurality of holographic bolts of locking, the screw rod be the cylinder type, the screw rod surface coil the protrusion and be equipped with self-tapping screw thread, the screw rod lower extreme be equipped with self-tapping drill bit, self-tapping drill bit and screw rod be the integrated into one piece structure, screw rod upper end be equipped with the spiral shell head, the spiral shell overhead vertical a plurality of screw thread chambeies that are equipped with, screw thread chamber and the relative parallel arrangement of screw rod, the screw thread intracavity all be equipped with can with the holographic bolt of screw thread chamber complex locking, the holographic bolt of locking set up down, the holographic bolt of locking can dismantle with the screw thread chamber and be.
Preferably, the cross section of the screw head is regular hexagon or regular quadrangle, and the outer ring of the screw head is provided with an outer wall which can be matched with the bayonet wrench.
Preferably, the surface of the screw head facing the end of the screw rod is provided with a plurality of anti-skid clamping teeth.
Preferably, the number of the thread cavities is at least two, the thread cavities are distributed around the center of the screw head at equal intervals, and locking holographic bolts are arranged in the thread cavities.
Preferably, the upper end of the threaded cavity is provided with a threaded cavity cover which can be matched with the threaded cavity, and the threaded cavity cover and the threaded cavity can be detachably clamped.
Preferably, the length of the locking holographic bolt is smaller than the thickness of the screw head, the top end of the locking holographic bolt is provided with an inner hexagonal wrench bayonet or a cross screwdriver bayonet or a straight screwdriver bayonet, and the lower end of the locking holographic bolt is provided with a top.
Preferably, the screw head and the self-tapping drill are coaxially arranged, and the screw, the screw head and the self-tapping drill are in an integrally formed structure.
The utility model relates to an anti-rust anti-skidding self-tapping screw's beneficial effect: the utility model discloses a set up threaded cavity and locking holographic bolt on the spiral shell head with the self tapping self-drilling screw, after the screw tightening, can be through screwing up locking holographic bolt, the carrier surface can be withstood to the top of locking holographic bolt, and reinforcing frictional force effectively prevents not hard up.
The features and advantages of the present invention will be described in detail by embodiments with reference to the accompanying drawings.
[ description of the drawings ]
FIG. 1 is a front view of the structure of an anti-rust anti-slip tapping screw of the present invention;
FIG. 2 is a front cross-sectional view of a rust-resistant, anti-slip self-tapping screw of the present invention;
fig. 3 is a schematic structural view of the anti-rust and anti-slip tapping screw of the present invention.
In the figure: 1-screw, 2-screw head, 3-self-tapping drill, 4-locking holographic bolt, 11-self-tapping screw, 21-screw cavity, 22-anti-skid latch and 211-screw cavity cover.
[ detailed description ] embodiments
Referring to fig. 1, 2 and 3, the utility model relates to an antirust and antiskid self-tapping screw, which comprises a screw rod 1, a screw head 2, a self-tapping drill bit 3 and a plurality of locking holographic bolts 4, wherein the screw rod 1 is cylindrical, the surface of the screw rod 1 is coiled and protruded with self-tapping threads 11, the lower end of the screw rod 1 is provided with the self-tapping drill bit 3, the self-tapping drill bit 3 and the screw rod 1 are in an integrated structure, the upper end of the screw rod 1 is provided with the screw head 2, the screw head 2 is vertically provided with a plurality of thread cavities 21, the thread cavities 21 and the screw rod 1 are arranged in parallel, the thread cavities 21 are internally provided with the locking holographic bolts 4 which can be matched with the thread cavities 21, the locking holographic bolts 4 are arranged downwards, the locking holographic bolts 4 can be detachably connected with the thread cavities 21, the cross section of the screw head 2 is in a regular hexagon or a regular quadrangle, the outer ring of the screw head 2 is provided with an, spiral shell head 2 be equipped with a plurality of anti-skidding latch 22 towards 1 end surface of screw rod, screw thread chamber 21 have two at least, screw thread chamber 21 around 2 central equidistance subdivisions of spiral shell head, screw thread chamber 21 in all be equipped with locking holographic bolt 4, screw thread chamber 21 upper end be equipped with can rather than complex screw thread chamber lid 211, screw thread chamber lid 211 can dismantle the joint with screw thread chamber 21, the length of locking holographic bolt 4 be less than the thickness of spiral shell head 2, locking holographic bolt 4 top be equipped with interior hexagonal spanner bayonet socket or cross screwdriver bayonet socket or a word screwdriver bayonet socket, locking holographic bolt 4 lower extreme be equipped with top 41, the coaxial setting of screw rod 1, spiral shell head 2, self-tapping drill bit 3, screw rod 1, spiral shell head 2, self-tapping drill bit 3 be the integrated into one piece structure.
The utility model discloses the working process:
the utility model relates to an anti-rust antiskid self-tapping screw is in the course of the work, aim at the required fixed position with self-tapping drill bit 3, block the spiral shell head 2 through the spanner and screw up the screw, self-tapping drill bit 3 taps out the required hole of fix with screw, it screws up until will self-drilling self-tapping screw to last to screw up, screw up the back also screws up locking holographic bolt 4 in the spiral shell head 2, locking holographic bolt 4's top 41 can withstand the carrier surface, the reinforcing frictional force, can cover threaded cavity chamber lid 211 on the threaded cavity 21 behind the locking holographic bolt 4.
The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.
Claims (7)
1. The utility model provides an antirust antiskid self-tapping screw which characterized in that: including screw rod (1), spiral shell head (2), self tapping drill (3), a plurality of locking holographic bolt (4), screw rod (1) be the cylinder type, screw rod (1) surface coil the protrusion and be equipped with self tapping screw thread (11), screw rod (1) lower extreme be equipped with self tapping drill (3), self tapping drill (3) and screw rod (1) be the integrated into one piece structure, screw rod (1) upper end be equipped with spiral shell head (2), spiral shell head (2) go up the vertical a plurality of screw thread chambeies (21) that are equipped with, screw thread chamber (21) and screw rod (1) relative parallel arrangement, screw thread chamber (21) in all be equipped with can with screw thread chamber (21) complex locking holographic bolt (4), locking holographic bolt (4) set up down, locking holographic bolt (4) can dismantle with screw thread chamber (21) and be connected.
2. A rust-inhibiting anti-slip self-tapping screw as defined in claim 1, wherein: the cross section of the screw head (2) is regular hexagon or regular quadrangle, and the outer ring of the screw head (2) is provided with an outer wall which can be matched with a bayonet wrench.
3. A rust-inhibiting anti-slip self-tapping screw as defined in claim 1, wherein: the screw head (2) is provided with a plurality of anti-skid clamping teeth (22) towards the end surface of the screw rod (1).
4. A rust-inhibiting anti-slip self-tapping screw as defined in claim 1, wherein: the thread cavity (21) have two at least, thread cavity (21) around the central equidistance subsection of spiral shell head (2), thread cavity (21) in all be equipped with locking holographic bolt (4).
5. A rust-inhibiting anti-slip self-tapping screw as defined in claim 1, wherein: the upper end of the threaded cavity (21) is provided with a threaded cavity cover (211) matched with the threaded cavity, and the threaded cavity cover (211) and the threaded cavity (21) can be detachably clamped.
6. A rust-inhibiting anti-slip self-tapping screw as defined in claim 1, wherein: the length of locking holographic bolt (4) be less than the thickness of spiral shell head (2), locking holographic bolt (4) top be equipped with hexagon socket wrench bayonet socket or cross screwdriver bayonet socket or a word screwdriver bayonet socket, locking holographic bolt (4) lower extreme be equipped with top (41).
7. A rust-inhibiting anti-slip self-tapping screw as defined in claim 1, wherein: the screw rod (1), the screw head (2) and the self-tapping drill bit (3) are coaxially arranged, and the screw rod (1), the screw head (2) and the self-tapping drill bit (3) are of an integrally formed structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920798396.7U CN210013916U (en) | 2019-05-30 | 2019-05-30 | Antirust and antiskid self-tapping screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920798396.7U CN210013916U (en) | 2019-05-30 | 2019-05-30 | Antirust and antiskid self-tapping screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210013916U true CN210013916U (en) | 2020-02-04 |
Family
ID=69318255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920798396.7U Expired - Fee Related CN210013916U (en) | 2019-05-30 | 2019-05-30 | Antirust and antiskid self-tapping screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210013916U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110081059A (en) * | 2019-05-30 | 2019-08-02 | 浙江洪扬汽车零部件有限公司 | A kind of anti-skidding tapping screw of antirust |
-
2019
- 2019-05-30 CN CN201920798396.7U patent/CN210013916U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110081059A (en) * | 2019-05-30 | 2019-08-02 | 浙江洪扬汽车零部件有限公司 | A kind of anti-skidding tapping screw of antirust |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210509909U (en) | Weather-proof reliable distribution electric fastener | |
| CN210013916U (en) | Antirust and antiskid self-tapping screw | |
| US20040052606A1 (en) | Dowell for lightweight building materials and use of a screw driver bit for screwing in such dowels | |
| CN210440380U (en) | Self-tapping and self-drilling screw with good anti-loosening effect | |
| CN213511602U (en) | Anti-slip bolt structure | |
| CN210660971U (en) | Anti-loosening locking bolt | |
| CN110081059A (en) | A kind of anti-skidding tapping screw of antirust | |
| CN211398194U (en) | Double-screw self-drilling self-tapping screw | |
| CN202833526U (en) | Hexagon stud | |
| CN201802735U (en) | Locking nut | |
| CN211172726U (en) | Threaded steel sleeve for quick fastening connection | |
| CN211599216U (en) | Fast tapping screw with three-section thread structure | |
| CN211082515U (en) | Novel nut for petroleum valve rod | |
| CN205136293U (en) | Set screw | |
| CN219452653U (en) | Fastening screw nut assembly | |
| CN110206805A (en) | A kind of twin-screw self drilling tapping screw | |
| CN209970577U (en) | Simple disassembling tool | |
| CN206368886U (en) | A kind of internal-external hexagon hexagonal socket head cap screw | |
| CN210660952U (en) | Hexagonal flange concrete screw thread self-cutting anchor bolt | |
| CN219472528U (en) | Anti-loose self-locking nut | |
| CN216241760U (en) | High-strength axial precision locking nut | |
| CN220365853U (en) | Fastening nut | |
| CN214092674U (en) | Improved loosening nut | |
| CN212055463U (en) | Novel anti-loosening structure | |
| CN221704125U (en) | Adjustable anti-slip fastener |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200204 |