CN211174929U - Press-riveting nut assembly - Google Patents
Press-riveting nut assembly Download PDFInfo
- Publication number
- CN211174929U CN211174929U CN201922337490.5U CN201922337490U CN211174929U CN 211174929 U CN211174929 U CN 211174929U CN 201922337490 U CN201922337490 U CN 201922337490U CN 211174929 U CN211174929 U CN 211174929U
- Authority
- CN
- China
- Prior art keywords
- nut
- bolt
- head
- column
- clinch
- 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
- 239000002184 metal Substances 0.000 claims abstract description 10
- 229910052751 metal Inorganic materials 0.000 claims abstract description 10
- 238000003466 welding Methods 0.000 claims description 11
- 238000007789 sealing Methods 0.000 claims description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 239000000565 sealant Substances 0.000 claims 1
- 125000003003 spiro group Chemical group 0.000 abstract description 13
- 230000008901 benefit Effects 0.000 abstract description 5
- 238000005260 corrosion Methods 0.000 abstract description 4
- 230000007797 corrosion Effects 0.000 abstract description 3
- 239000003292 glue Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 239000003973 paint Substances 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Images
Landscapes
- Insertion Pins And Rivets (AREA)
Abstract
The utility model provides a nut assembly is riveted to pressure belongs to the fastener and makes technical field, including nut portion and bolt part, nut portion welded fastening is on the sheet metal component, the bolt part is inserted and is established inside the nut portion, and the bolt part is fixed with bolt part spiro union. When the fixing device is used, the bolt part is screwed into the nut part, and the nut part expands in the mounting hole, so that the position of the nut part is fixed, and then the fixed connection between the sheet metal parts is realized. The utility model discloses simple structure, design benefit utilizes the air escape in the exhaust hole with the inner chamber, has avoided the problem of pressure riveting nut subassembly by the air corrosion, has improved rivet nut life.
Description
Technical Field
The embodiment of the utility model provides a relate to fastener manufacturing technical field, concretely relates to press and rivet nut assembly.
Background
The pressure riveting nut column is also called a pressure riveting stud or a nut column, and is a fastener applied to thin plates, cabinets and cabinets, when in use, a pressure riveting nut needs to be pressed into a specified mounting hole, then the bolt is screwed into the inner cavity of the pressure riveting nut, so that the nut expands and extrudes the mounting hole, and the purpose of fastening parts is achieved.
SUMMERY OF THE UTILITY MODEL
Therefore, the embodiment of the utility model provides a press and rivet nut assembly to solve among the prior art because the unable exhaust of the air in the press and rivet nut and the problem that the press and rivet nut life reduces that leads to.
In order to achieve the above object, the embodiment of the present invention provides the following technical solutions:
the utility model provides a pressure riveting nut component, which comprises a nut part and a bolt part, wherein the nut part is welded and fixed on a sheet metal part, the bolt part is inserted in the nut part, and the bolt part is fixed with the nut part in a threaded manner;
the nut part comprises a press riveting cylinder body, a nut column head, welding points and an inner cavity, the press riveting cylinder body is integrally connected with the nut column head, the outer wall of the nut column head is provided with four welding points, the nut column head is welded and fixed on a sheet metal part through the welding points, and the inner cavity is formed inside the press riveting cylinder body and the nut column head.
Further, the inner chamber includes spiro union district, sealing area and pipe thread, and the spiro union district sets up inside the pressure riveting cylinder, is provided with the pipe thread in the spiro union district, and the sealing area setting is filled with sealed glue inside the nut column cap, the sealing area intussuseption.
Furthermore, the bolt part comprises a bolt head, a bolt column, an exhaust hole and a hexagonal countersunk head, one end of the bolt head is integrally connected with the bolt column, the exhaust hole is formed in the bolt column and communicated with the hexagonal countersunk head, and the hexagonal countersunk head is arranged at the other end of the bolt head.
Further, the bolt head is painted.
Further, the surface of the nut stud is plated with copper.
The embodiment of the utility model provides a have following advantage:
the utility model discloses a be provided with the exhaust hole in the bolt post, and exhaust hole and hexagonal countersunk head intercommunication to when making in bolt post screw in spiro union region, the air in the inner chamber can be followed the exhaust hole and discharged, thereby avoids pressing the corruption that the rivet nut received steam in the air, leads to the problem that nut life descends.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.
Fig. 1 is a perspective view of a clinch nut assembly according to an embodiment of the present invention;
fig. 2 is a partial cross-sectional view of a nut of a clinch nut assembly according to an embodiment of the present invention;
fig. 3 is a partial cross-sectional view of a bolt of a clinch nut assembly according to an embodiment of the present invention;
in the figure: 1 a nut portion; 11, pressing and riveting the cylinder; 12 nut stud 13 welds; 14 inner cavities; 141 a screw connection region; 142 a sealing area; 143 pipe threads; 2 a bolt portion; 21 a bolt head; 22 bolt columns; 23 air exhaust holes; a 24 hexagonal countersunk head.
Detailed Description
The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. 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.
According to fig. 1-3, the embodiment of the utility model discloses a rivet pressing nut assembly, including nut portion 1 and bolt portion 2, nut portion 1 welded fastening is on the sheet metal component, bolt portion 2 inserts and establishes inside nut portion 1, and nut portion 1 is fixed with bolt portion 2 spiro union. Because bolt part 2 inserts and establishes in the mounting hole of sheet metal component, when bolt part 2 screw in nut part 1, 2 volume expansions of bolt part for bolt part 2 offsets with the mounting hole, thereby makes bolt part 2 fixed in the mounting hole, reaches the purpose of fixed sheet metal component then.
According to the utility model provides a specific embodiment, nut portion 1 is including the pressure riveting cylinder 11, nut column cap 12, welding point 13 and inner chamber 14, pressure riveting cylinder 11 and nut column cap 12 body coupling, and further, pressure riveting cylinder 11 and nut column cap 12 are through cold-heading forging integrated into one piece, have improved the joint strength of pressure riveting cylinder 11 and nut column cap 12 from this, nut column cap 12 outer wall is provided with four welding point 13, nut column cap 12 are fixed on the sheet metal component through the method at welding point 13 welded, compare with prior art adoption riveting machine extruded method, adopt the welded method effectively to simplify the technology, have improved the installation effectiveness, inner chamber 14 is inserted and is established inside pressure riveting cylinder 11 and nut column cap 12. The bolt portion 2 is mounted in the cavity 14, and the purpose is to press the cavity 14 to expand the clinch cylinder 11, so that the bolt portion 2 is fixed in the mounting hole. Furthermore, the interior of the pressure riveting cylinder 11 is provided with a blind hole, and the bolt column 22 is screwed into the blind hole, so that the pressure riveting cylinder 11 utilizes the blind hole to play a dustproof and antirust role for the bolt column 22.
According to the utility model provides a specific embodiment, inner chamber 14 includes spiro union area 141, sealing area 142 and pipe thread 143, spiro union area 141 sets up inside the pressure riveting cylinder 11, be provided with pipe thread 143 in the spiro union area 141, bolt part 2 is through pipe thread 143 screw in spiro union area 141, sealing area 142 sets up inside the nut column cap 12, sealing area 142 intussuseption is filled with sealed glue, and its aim at prevents that the air from entering into inner chamber 14 to avoid pressure riveting cylinder 11 to receive the problem of vapor corrosion in the air.
According to the utility model provides a specific embodiment, bolt part 2 includes bolt head 21, bolt post 22, exhaust hole 23 and hexagonal countersunk head 24, the one end and the bolt post 22 body coupling of bolt head 21, further, bolt head 21 and bolt post 22 pass through the mode integrated into one piece of cold-heading, have improved the joint strength between bolt head 21 and the bolt post 22 from this, the inside exhaust hole 23 that is provided with of bolt post 22, exhaust hole 23 and hexagonal countersunk head 24 intercommunication, when bolt post 22 screw in spiro union area 141, the air in spiro union area 141 can be along with exhaust hole 23 outwards flows, finally discharges from hexagonal countersunk head 24, hexagonal countersunk head 24 sets up the other end at bolt head 21. The purpose of this is to allow the bolt stud 22 to be screwed into the threaded region 141 by twisting the hex counter-head 24 using a hex wrench.
According to the utility model provides a specific embodiment, the paint is scribbled on bolt head 21, through the protection of paint, can prevent that bolt head 21 from being corroded by the air, simultaneously because bolt head 21 need with seal area 142 inner wall contact, the paint layer also can play the effect sealed and cushioned between bolt head 21 and seal area 142.
According to one embodiment of the present invention, the nut stem head 12 is plated with copper. The surface of the nut stud 12 is plated with copper, so that the mechanical property of the nut stud 12 can be improved, the ductility of the nut stud 12 can be improved, and meanwhile, a certain anti-corrosion effect can be achieved on the outer wall of the nut stud 12.
The utility model discloses use as follows:
firstly insert the pressure riveting cylinder 11 in the appointed mounting hole, later carry out welding operation on welding point 13 for nut column cap 12 is fixed at the mounting hole internal position, on next step, screw bolt post 22 screw in spiro union district 141 through the hexagonal spanner, make pressure riveting cylinder 11 inflation in the mounting hole from this, then make the connecting piece can be fixed, the air in inner chamber 14 simultaneously, also can be along exhaust hole 23 discharge, it prevents that outside air from getting into to utilize sealed glue to fill sealed district 142 at last, thereby prevent that inner chamber 14 from being corroded by steam.
The utility model discloses simple structure, design benefit utilizes exhaust hole 23 with the air escape in the inner chamber 14, has avoided the problem of riveting nut subassembly by the air corrosion, has improved rivet nut life.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (5)
1. The press riveting nut assembly is characterized by comprising a nut portion (1) and a bolt portion (2), wherein the nut portion (1) is welded and fixed on a sheet metal part, the bolt portion (2) is inserted into the nut portion (1), and the bolt portion (2) is fixed with the nut portion (1) in a threaded manner;
nut part (1) is including pressure riveting cylinder (11), nut column cap (12), welding point (13) and inner chamber (14), pressure riveting cylinder (11) and nut column cap (12) body coupling, nut column cap (12) outer wall is provided with four welding point (13), nut column cap (12) are through welding point (13) welded fastening on the sheet metal component, inner chamber (14) are seted up inside pressure riveting cylinder (11) and nut column cap (12).
2. The clinch nut assembly of claim 1, wherein the interior cavity (14) includes a threaded region (141), a sealing region (142) and a pipe thread (143), the threaded region (141) being disposed within the clinch cylinder (11), the pipe thread (143) being disposed within the threaded region (141), the sealing region (142) being disposed within the nut stud (12), the sealing region (142) being filled with a sealant.
3. The clinch nut assembly according to claim 2, wherein the bolt portion (2) includes a bolt head (21), a bolt column (22), an exhaust hole (23) and a hexagonal countersunk head (24), one end of the bolt head (21) is integrally connected with the bolt column (22), the bolt column (22) is provided with the exhaust hole (23) inside, the exhaust hole (23) is communicated with the hexagonal countersunk head (24), and the hexagonal countersunk head (24) is provided at the other end of the bolt head (21).
4. Clinch nut assembly according to claim 3, wherein the bolt head (21) is painted.
5. A clinch nut assembly according to claim 4, in which the nut stud (12) is copper plated on its surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922337490.5U CN211174929U (en) | 2019-12-23 | 2019-12-23 | Press-riveting nut assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922337490.5U CN211174929U (en) | 2019-12-23 | 2019-12-23 | Press-riveting nut assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211174929U true CN211174929U (en) | 2020-08-04 |
Family
ID=71805652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922337490.5U Expired - Fee Related CN211174929U (en) | 2019-12-23 | 2019-12-23 | Press-riveting nut assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211174929U (en) |
-
2019
- 2019-12-23 CN CN201922337490.5U patent/CN211174929U/en not_active Expired - Fee Related
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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: 20200804 |