CN211009520U - Combined type fastening bolt for automotive interior based on bowl-shaped gasket - Google Patents
Combined type fastening bolt for automotive interior based on bowl-shaped gasket Download PDFInfo
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- CN211009520U CN211009520U CN201921804901.0U CN201921804901U CN211009520U CN 211009520 U CN211009520 U CN 211009520U CN 201921804901 U CN201921804901 U CN 201921804901U CN 211009520 U CN211009520 U CN 211009520U
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- bowl
- packing ring
- bolt body
- automotive interior
- bowl shape
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- Bolts, Nuts, And Washers (AREA)
Abstract
The utility model belongs to the technical field of the fastener, concretely relates to combination formula fastening bolt for automotive interior based on bowl shape packing ring, including bolt body, embedded nut and bowl shape packing ring, set up a set of card muscle on the embedded nut outer wall, the pole portion and the embedded nut threaded connection of bolt body, bowl shape packing ring set up between the head of bolt body and embedded nut's top, and the side and the bottom surface of bolt body head are covered to bowl shape packing ring, and both shapes coincide, and the bottom of bowl shape packing ring sets up the ring flank of tooth. The utility model discloses a buried nut in advance forms the screw on automotive interior for automotive interior can use bolted connection, has still adopted the bowl shape packing ring moreover, plays the locking effect of fastening.
Description
Technical Field
The utility model belongs to the technical field of the fastener, concretely relates to combination formula fastening bolt for automotive interior based on bowl shape packing ring.
Background
Automotive interiors are usually made of softer structures, and are difficult to screw, so that the automotive interiors are difficult to bolt. Based on this problem, the applicant proposed a bowl-shaped washer-based combination type fastening bolt for automotive interior.
SUMMERY OF THE UTILITY MODEL
In order to make up for the not enough of prior art, the utility model provides a combined type fastening bolt for automotive interior based on bowl shape packing ring's technical scheme.
A combination formula fastening bolt for automotive interior based on bowl shape packing ring, its characterized in that includes bolt body, buried nut and bowl shape packing ring, sets up a set of card muscle on the buried nut outer wall, the pole portion and the buried nut threaded connection of bolt body, bowl shape packing ring sets up between the head of bolt body and buried nut's top, the side and the bottom surface of bolt body head are covered to bowl shape packing ring, both shapes coincide, the bottom of bowl shape packing ring sets up the ring tooth face.
The combined type fastening bolt based on the bowl-shaped gasket and used for the automotive interior is characterized in that a set of positioning blocks is uniformly and annularly arranged on the inner edge of the top of the bowl-shaped gasket, a set of positioning grooves corresponding to the positioning blocks are uniformly and annularly arranged on the side face of the head of the bolt body, and the positioning blocks are embedded into the corresponding positioning grooves.
The combined type fastening bolt based on the bowl-shaped gasket and used for the automotive interior is characterized in that the number of the positioning blocks and the number of the positioning grooves are 2-8.
The combined type fastening bolt based on the bowl-shaped gasket and used for the automotive interior is characterized in that the number of the positioning blocks and the number of the positioning grooves are 4.
The combined fastening bolt based on the bowl-shaped washer for the automotive interior is characterized in that the head of the bolt body is provided with a cross groove.
The combined fastening bolt for the automotive interior based on the bowl-shaped washer is characterized in that the clamping rib is of an annular structure, and the thickness of the clamping rib is gradually reduced from inside to outside.
Compared with the prior art, the utility model discloses a buried nut in advance forms the screw on automotive interior for automotive interior can use bolted connection, has still adopted the bowl shape packing ring moreover, plays the locking effect of fastening.
Drawings
FIG. 1 is a schematic sectional view of the present invention;
FIG. 2 is a top view of the bowl-shaped gasket of the present invention;
fig. 3 is a bottom view of the bowl-shaped gasket of the present invention;
in the figure: the bolt comprises a bolt body 1, a positioning groove 10, a cross groove 11, an embedded nut 2, a clamping rib 20, a bowl-shaped gasket 3, an annular tooth surface 30 and a positioning block 31.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1-3, a bowl-shaped washer-based combined fastening bolt for automotive interiors comprises a bolt body 1, an embedded nut 2 and a bowl-shaped washer 3, wherein a group of clamping ribs 20 are arranged on the outer wall of the embedded nut 2 from top to bottom, the rod part of the bolt body 1 is in threaded connection with a screw hole of the embedded nut 2, the bowl-shaped washer 3 is arranged between the head part of the bolt body 1 and the top part of the embedded nut 2, the bowl-shaped washer 3 covers the side surface and the bottom surface of the head part of the bolt body 1, the side surface and the bottom surface are identical in shape, and an annular tooth surface 30 is arranged at the bottom part.
As the utility model discloses an optimize structure: a set of positioning blocks 31 are uniformly arranged on the inner edge of the top of the bowl-shaped gasket 3 in an annular mode, a set of positioning grooves 10 corresponding to the positioning blocks 31 are uniformly arranged on the side face of the head of the bolt body 1 in an annular mode, and the positioning blocks 31 are embedded into the corresponding positioning grooves 10.
As the utility model discloses an optimize structure: the number of the positioning blocks 31 and the number of the positioning grooves 10 are 2-8, preferably 4.
As the utility model discloses an optimize structure: the head of the bolt body 1 is provided with a cross groove 11.
As the utility model discloses an optimize structure: the clamping rib 20 is of an annular structure, the thickness of the clamping rib becomes thinner gradually from inside to outside, and the embedded nut 2 and the clamping rib 20 are of an integrally formed structure.
During the use, the clamping rib 20 of the embedded nut 2 is clamped into a first object to be connected, then the second object to be connected is pressed on the first object to be connected, the second object to be connected is provided with a through hole corresponding to the bolt body 1, the bowl-shaped gasket 3 is pressed on the second object to be connected, finally the bolt body 1 is screwed, the bowl-shaped gasket 3 is pressed by the bolt body 1, and the tooth surface 30 of the bowl-shaped gasket 3 presses the second object to be connected.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (6)
1. The utility model provides a combination formula fastening bolt for automotive interior based on bowl shape packing ring, its characterized in that includes bolt body, embedded nut and bowl shape packing ring, sets up a set of card muscle on the embedded nut outer wall, the pole portion and the embedded nut threaded connection of bolt body, and bowl shape packing ring sets up between the head of bolt body and embedded nut's top, and the side and the bottom surface of bolt body head are covered to bowl shape packing ring, and both shapes coincide, and the bottom of bowl shape packing ring sets up the ring tooth face.
2. The combined fastening bolt for the automotive interior based on the bowl-shaped gasket as claimed in claim 1, wherein a set of positioning blocks is uniformly and annularly arranged on the inner edge of the top of the bowl-shaped gasket, a set of positioning grooves corresponding to the positioning blocks is uniformly and annularly arranged on the side surface of the head of the bolt body, and the positioning blocks are embedded into the corresponding positioning grooves.
3. The bowl-shaped gasket-based combined fastening bolt for automotive interiors according to claim 2, wherein the number of the positioning blocks and the number of the positioning grooves are 2-8.
4. The bowl-shaped gasket-based combined fastening bolt for automotive interiors according to claim 3, wherein the number of the positioning blocks and the positioning grooves is 4.
5. The unitized fastening bolt for automotive interior trim based on a bowl-shaped washer according to claim 1, wherein the head of said bolt body has a cross-shaped recess.
6. The combined type fastening bolt for automotive interior based on the bowl-shaped washer as claimed in claim 1, wherein the clip rib is of an annular structure, and the thickness thereof becomes thinner gradually from the inside to the outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921804901.0U CN211009520U (en) | 2019-10-25 | 2019-10-25 | Combined type fastening bolt for automotive interior based on bowl-shaped gasket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921804901.0U CN211009520U (en) | 2019-10-25 | 2019-10-25 | Combined type fastening bolt for automotive interior based on bowl-shaped gasket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211009520U true CN211009520U (en) | 2020-07-14 |
Family
ID=71476938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921804901.0U Active CN211009520U (en) | 2019-10-25 | 2019-10-25 | Combined type fastening bolt for automotive interior based on bowl-shaped gasket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211009520U (en) |
-
2019
- 2019-10-25 CN CN201921804901.0U patent/CN211009520U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |