CN211667017U - Steel nail not easy to pull out - Google Patents
Steel nail not easy to pull out Download PDFInfo
- Publication number
- CN211667017U CN211667017U CN201922418860.8U CN201922418860U CN211667017U CN 211667017 U CN211667017 U CN 211667017U CN 201922418860 U CN201922418860 U CN 201922418860U CN 211667017 U CN211667017 U CN 211667017U
- Authority
- CN
- China
- Prior art keywords
- nail
- screw thread
- connecting portion
- steel nail
- spike
- 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.)
- Active
Links
Images
Landscapes
- Joining Of Building Structures In Genera (AREA)
Abstract
The utility model discloses a steel nail that is difficult for extracting, pin fin including integrative setting, nail pole and spike, the nail pole includes connecting portion and screw thread portion, the pin fin is connected to the one end of connecting portion, connecting portion other end connection screw thread portion, screw thread portion includes the threaded rod and along the screw thread of screw thread length setting, the one end and the connecting portion of threaded rod are connected, the spike is connected to the other end, the threaded rod diameter is less than the connecting portion diameter, the cross sectional shape of the screw thread on the screw thread is triangle-shaped, two limits of being connected with the spike of screw thread are first limit and second limit respectively, first limit is located the one side that is close to connecting portion, the second limit is located the one side that is close to the spike, the bottom on the second limit of the screw thread that is close to connecting portion one side is connected with the first limit bottom of the. The utility model discloses simple structure, convenient to use is equipped with screw thread portion on the nail pole of steel nail, squeezes into the steel nail behind wall, bottom surface and stone etc. and is difficult to extract by external force, and is very firm.
Description
Technical Field
The utility model relates to a fastener technical field, concretely relates to steel nail that is difficult to be extracted.
Background
Steel nails, commonly known as nails, are hard metal in the form of pointed tips used to secure wood and the like, and are driven into an object by a hammer. The steel nail is a fastening connecting piece with quite large use amount in the building engineering, is a common hardware element, has very wide application, has various varieties and different shapes in the steel nail on the market at present, is used for decorating the steel nail connected with hard wood, light wood keel, brick wall and cement paste in the industry, and has the defects of uneven cylindrical shape, smooth surface and consistent shape of the nail rod on the market at present.
In particular, when a steel nail is driven into a wall to hang an article, the steel nail in the market has a smooth surface, so that the steel nail is easy to fall off and loosen after the article is hung for a long time, and the steel nail is driven into a road surface to fix the dust guard plate on the road surface during road construction, so that the dust guard plate is not easy to pull out.
In addition, when the steel nails are driven into the ground or stone for fixing the foundation, for example, when a tent is erected on a mountain, especially in a mountain with large wind power, the tent needs to be firmly fixed on the ground, and the common steel nails are too smooth and are easily pulled out of the ground when the tent is blown.
Disclosure of Invention
In order to solve the defects in the prior art, the utility model provides a steel nail which is not easy to be pulled out.
In order to realize the technical effect, the utility model discloses a following scheme:
the utility model provides a steel nail that is difficult for extracting, including the nail pole, the pin fin is connected to the one end of nail pole, the other end of nail pole is connected with the nail point, the pin fin, nail pole and integrative setting of nail point, the nail pole includes connecting portion and screw thread portion, the diameter of connecting portion is 7.03mm, the pin fin is connected to the one end of connecting portion, connecting portion other end connecting thread portion, the diameter of screw thread portion is 8mm, screw thread portion length 45mm, screw thread portion includes threaded rod and the screw thread that sets up along threaded rod length, the one end and the connecting portion of threaded rod are connected, the nail point is connected to the other end, the threaded rod diameter is less than the connecting portion diameter, the thread pitch of screw thread is 4.2mm, the cross sectional shape of the thread on the screw thread is triangle-shaped, two limits of being connected with the tooth point of thread are first limit and second limit respectively, first limit is located the one side that is close to connecting portion, the, the length of the first edge is 4mm, the acute included angle between the second edge and the horizontal direction is 43 degrees, the length of the second edge is 1.5mm, and the bottom end of the second edge of the screw thread close to one side of the connecting part is connected with the bottom end of the first edge of the screw thread close to one side of the nail tip.
According to the preferable technical scheme, the nail tip is in a pyramid shape, and the bottom surface of the nail tip is connected with the threaded rod.
According to the preferred technical scheme, the number of the lateral edges of the nail tip is even.
According to the preferable technical scheme, the shape of the steel nail is one of a rectangular pyramid, a hexagonal pyramid and an octagonal pyramid.
According to the preferable technical scheme, the included angle between two opposite outer edges on the nail tip is 30 degrees.
According to the preferable technical scheme, the surface of the steel nail is provided with a carburized layer, and the depth of the carburized layer is 0.1-0.3 mm.
The preferred technical scheme, the junction rounding off setting of connecting portion and pin fin, the diameter of rounding off is 1 mm.
According to the preferable technical scheme, the arc of the joint of the second edge of the screw tooth close to the connecting part and the first edge of the screw tooth close to the nail tip is excessive, and the diameter of the arc is 1 mm.
According to the preferable technical scheme, the shape of the nail head is square.
According to the preferable technical scheme, the thickness of the nail head is 5.0 mm.
Compared with the prior art, beneficial effect does:
the utility model discloses simple structure, convenient to use is equipped with screw thread portion on the nail pole of steel nail, and the contained angle on first edge and horizontal plane is greater than the contained angle on second limit and horizontal plane far away on the thread of screw thread portion to length on first edge is less than the length on second limit far away, and such structure makes to squeeze into the steel nail into behind wall, bottom surface and stone etc. is difficult to extract by external force, and is very firm.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic cross-sectional view of the middle screw thread of the present invention.
Reference numerals: 1. a nail head; 2. a connecting portion; 3. a threaded portion; 301. a first side; 302. a second edge; 303. a dental tip; 4. and (5) spike points.
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.
As shown in figure 1, the square-head umbrella dental nail comprises a nail rod, wherein one end of the nail rod is connected with a nail head 1, the other end of the nail rod is connected with a nail tip 4, and the nail head 1, the nail rod and the nail tip 4 are integrally arranged.
The nail rod comprises a connecting part 2 and a thread part 3, the connecting part 2 is cylindrical, the diameter of the connecting part 2 is 7.03mm, the length of the connecting part is 20mm, one end of the connecting part 2 is connected with the nail head 1, the shape of the nail head 1 is square, the thickness of the nail head 1 is 5.0mm, the connecting part is located in the middle of the nail head 1, a fillet is arranged at the connecting part of the connecting part 2 and the nail head 1, and the diameter of the fillet is 1 mm; the other end of the connecting part 2 is connected with one end of the threaded part 3, the other end of the threaded part 3 is connected with the nail tip 4, the diameter of the threaded part 3 is 8mm, the length of the threaded part 3 is 45mm, the threaded part 3 comprises a threaded rod, one end of the threaded rod is connected with the connecting part 2, the other end of the threaded rod is connected with the nail tip 4, the threaded rod and the connecting part 2 are coaxially arranged, the diameter of the threaded rod is smaller than that of the connecting part 2, threads are arranged along the outer circumference of the threaded rod, and the threads are; the shape of spike 4 is the pyramid, and the bottom surface and the threaded rod of spike 4 are connected, and is concrete, and the quantity of the lateral edge of pyramid is the even number, and the shape is the quadrangular pyramid in this embodiment, and the bottom surface and the screw thread portion 3 of pyramid are connected, in addition, the shape of spike 4 still can be the pyramids such as hexagonal pyramid, octagon, and the spike 4 of pyramid is sharp, can easily squeeze into hard materials such as brick wall and stone, and the length of spike 4 is 15 mm.
The distance between two adjacent threads of the screw thread is 4.2mm, the circular arc at the joint between the two threads is arranged excessively, the diameter of the circular arc is 1mm, the cross-sectional shape of the threads in the screw thread is shown in fig. 2, the cross-sectional shape of the threads is triangular, two sides connected with the tooth tips 303 of the threads are respectively a first side 301 and a second side 302, the first side 301 is positioned on one side close to the connecting part 2, the second side 302 is positioned on one side close to the nail tip 4, the included angle between the first side 301 and the horizontal direction is 50 degrees, the length of the first side 301 is 4.0mm, the acute included angle between the second side 302 and the horizontal direction is 43 degrees, and the length of the second side 302 is 1.5mm, so that after the steel nail is driven into a wall, a bottom surface, a stone head and the like, the steel nail is not easy to be pulled out by; of two adjacent threads, the second edge 302 of the thread close to the connecting part 2 is connected with the first edge 301 of the thread close to the spike 4, the arc at the connecting part is arranged excessively, and the diameter of the arc is 1 mm.
The surface of the square head umbrella nail is provided with a carburized layer, and the depth of the carburized layer is 0.1-0.3 mm.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like refer to the orientation or position relationship shown in the drawings, or the orientation or position relationship that the product of the present invention is usually placed when in use, or the orientation or position relationship that one skilled in the art conventionally understands, and are only for convenience of describing the present invention and simplifying the description, but do not refer to or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Claims (10)
1. The utility model provides a steel nail that is difficult for extracting, a serial communication port, including the nail pole, the pin fin is connected to the one end of nail pole, the other end of nail pole is connected with the spike, the pin fin, nail pole and integrative setting of spike, the nail pole includes connecting portion and screw thread portion, the diameter of connecting portion is 7.03mm, the pin fin is connected to the one end of connecting portion, connecting portion other end connection screw thread portion, the diameter of screw thread portion is 8mm, screw thread portion length 45mm, screw thread portion includes threaded rod and the screw thread that sets up along screw thread length, the one end of threaded rod is connected with connecting portion, the spike is connected to the other end, the threaded rod diameter is less than the connecting portion diameter, the pitch of screw thread is 4.2mm, the cross-sectional shape of the thread on the screw thread is triangle-shaped, two limits of being connected with the spike of thread are first limit and second limit respectively, first limit is located the one side that is close to connecting portion, the second limit is located, the length of the first edge is 4.0mm, the acute included angle between the second edge and the horizontal direction is 43 degrees, the length of the second edge is 1.5mm, and the bottom end of the second edge of the screw tooth close to one side of the connecting part is connected with the bottom end of the first edge of the screw tooth close to one side of the nail tip.
2. The steel nail of claim 1, wherein the spike is pyramid shaped, and a bottom surface of the spike is connected to the threaded shaft.
3. The steel nail less prone to extraction according to claim 2 wherein the number of the lateral edges of the nail tip is an even number.
4. The steel nail resistant to extraction according to claim 3, wherein the steel nail has a shape of one of a rectangular pyramid, a hexagonal pyramid, or an octagonal pyramid.
5. A steel nail according to any one of claims 3 or 4, wherein the angle between the two opposite lateral edges of the tip is 30 °.
6. The steel nail less prone to pull out according to claim 1, wherein the steel nail has a carburized layer on its surface, and the depth of the carburized layer is 0.1 to 0.30 mm.
7. The steel nail of claim 1, wherein the joint between the connecting portion and the nail head is rounded, and the diameter of the rounded corner is 1 mm.
8. The steel nail less prone to extraction according to claim 1, wherein a junction between the second edge of the screw thread on the side close to the connecting portion and the first edge of the screw thread on the side close to the tip of the nail is rounded in excess, and the diameter of the circular arc is 1 mm.
9. The steel nail less prone to extraction according to claim 1, wherein the head is square-headed.
10. The steel nail resistant to extraction according to claim 8, wherein the thickness of the nail head is 5.0 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922418860.8U CN211667017U (en) | 2019-12-27 | 2019-12-27 | Steel nail not easy to pull out |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922418860.8U CN211667017U (en) | 2019-12-27 | 2019-12-27 | Steel nail not easy to pull out |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211667017U true CN211667017U (en) | 2020-10-13 |
Family
ID=72737097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922418860.8U Active CN211667017U (en) | 2019-12-27 | 2019-12-27 | Steel nail not easy to pull out |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211667017U (en) |
-
2019
- 2019-12-27 CN CN201922418860.8U patent/CN211667017U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211667017U (en) | Steel nail not easy to pull out | |
| CN108716506A (en) | A kind of industrial automation equipment setscrew | |
| CN202318098U (en) | Socket spanner | |
| CN201902409U (en) | Barbed nail | |
| CN210766761U (en) | Anchoring device | |
| RU2485362C2 (en) | Fastening nail | |
| CN211667007U (en) | Self-tapping screw with wings | |
| CN210887214U (en) | Be used for hollow tube concrete pile point fixing device | |
| CN207032636U (en) | Wall brick structure of the vertical plane with nail frame | |
| CN202914481U (en) | Steel nail with head portion in inner arc triangular pyramid shape | |
| CN206860627U (en) | A kind of fast screw of chip removal easy to use | |
| CN201665985U (en) | Intrados right-angle decorative material | |
| CN205823875U (en) | A kind of novel screw | |
| CN209986903U (en) | Nail puller | |
| CN205064497U (en) | Cross slice steel nail | |
| CN1827934A (en) | Screw-threaded shear welding stud | |
| CN207777367U (en) | A kind of fastening nail | |
| CN213235715U (en) | Fixing nail for landscape engineering | |
| CN204755522U (en) | Cement nail | |
| CN211473365U (en) | Aluminum alloy template for increasing wall friction force | |
| CN103556784B (en) | The compressor wire end anchor structure of sheet material and mounting method | |
| CN204059891U (en) | Motar strikes off instrument | |
| CN203742120U (en) | Antiskid nail and antiskid plate | |
| CN213744367U (en) | High-binding-force fastening type steel chain riveting | |
| CN217299565U (en) | Wall plastering steel wire mesh fixing hanger |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 314000 No.28 Shenxiang Road, Weitang street, Jiashan County, Jiaxing City, Zhejiang Province Patentee after: YONGGU (Jiaxing) Hardware Technology Co.,Ltd. Address before: 314000 No.28 Shenxiang Road, Weitang street, Jiashan County, Jiaxing City, Zhejiang Province Patentee before: Jiashan YONGGU Hardware Manufacturing Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |