CN214788494U

CN214788494U - Knurled nut for automobile lamp

Info

Publication number: CN214788494U
Application number: CN202120984948.0U
Authority: CN
Inventors: 张林付
Original assignee: Guangzhou Hengwei Automobile Parts Co ltd
Current assignee: Guangzhou Hengwei Automobile Parts Co ltd
Priority date: 2021-05-10
Filing date: 2021-05-10
Publication date: 2021-11-19
Anticipated expiration: 2031-05-10

Abstract

The utility model discloses a knurled nut for automobile lamps, which comprises a first main body, wherein two first fixed blocks are symmetrically fixed on the top surface of the first main body, first limit grooves are respectively arranged in the two first fixed blocks, a protection ring is sleeved on the outer side of the first main body, a rubber pad is fixed on the outer side of the protection ring, two second fixed blocks are symmetrically fixed on the inner side of the protection ring, and clamping grooves are respectively arranged in the two second fixed blocks; through the protection ring and the rubber pad of design, can play certain guard action to the device, avoid it to receive the impact of great external force, lead to its and bolted connection's stability to reduce, influence the fixed of car light, through the first fixed block of water design, second fixed block, arm-tie, first spacing groove, draw-in groove, cardboard, second spacing groove, third spacing groove, connecting block, spring, conveniently fix protection ring and rubber pad.

Description

Knurled nut for automobile lamp

Technical Field

The utility model belongs to the technical field of the nut, concretely relates to annular knurl nut for car light.

Background

When the automobile lamp is installed, a nut is needed to fix the automobile lamp. The nut is a nut, and is a part screwed together with a bolt or a screw rod to play a role in fastening, and one element which is necessary for all production and manufacturing machines is classified into carbon steel, stainless steel, non-ferrous metal (such as copper) and the like according to different materials, wherein the element comprises a knurled nut.

When current annular knurl nut for car light was used, its and bolted connection during, the impact that receives great external force easily takes place not hard up, leads to the stability of connecting to reduce, influences the fixed of car light, and the device receives ambient temperature's influence easily moreover, and expend with heat and contract with cold also can lead to its and the bolt be connected the problem, so need design a structure and solve this problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a knurling nut for car lamp to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: knurled nut for car lamp, including first main part, the top surface symmetry of first main part is fixed with two first fixed blocks, two first spacing groove has all been seted up to the inside of first fixed block, the outside cover of first main part is equipped with the protection ring, the outside of protection ring is fixed with the rubber pad, the inboard symmetry of protection ring is fixed with two second fixed blocks, two the draw-in groove has all been seted up to the inside of second fixed block, two the second fixed block imbeds respectively to the inside that corresponds first spacing groove, the inner wall surface of first spacing groove runs through and has seted up the through-hole, the inside of through-hole runs through there is the cardboard, the one end of cardboard imbeds to the inside of draw-in groove, the other end of cardboard is fixed with the arm-tie.

Preferably, two second limiting grooves are symmetrically formed in the first fixing block relative to two sides of the through hole, two connecting blocks are symmetrically fixed to the surface of the pull plate relative to two sides of the clamping plate, and the two connecting blocks are respectively embedded into the corresponding second limiting grooves.

Preferably, two the inner wall surface of second spacing groove has all seted up the third spacing groove, two one side of connecting block all is fixed with the fender stake, keep off the stake and imbed respectively to the inside that corresponds the third spacing groove to be connected with the spring between the inner wall with the third spacing groove.

Preferably, a plurality of protrusions are fixed on the inner wall surface of the first limiting groove at equal intervals, and each protrusion is tightly attached to the surface of the second fixing block.

Preferably, the bottom of first main part is fixed with the second main part, the ring channel that the cross-section is annular structure is seted up to the inside of second main part, the inside embedding of ring channel has metal sleeve, metal sleeve's outside surface is provided with the insulating layer, the bottom of second main part is provided with the rubber circle that the cross-section is annular structure, the top of rubber circle is fixed with the go-between, the inside and the metal sleeve fixed connection of ring channel are embedded into to the top of go-between.

Preferably, a plurality of grooves are formed in the inner side surface of the metal sleeve at equal intervals, a plurality of convex blocks are fixed on the inner wall surface of the annular groove at equal intervals, and each convex block is embedded into the corresponding groove.

Preferably, the surface of the second main body is provided with a knurled pattern, and a threaded hole is formed in the second main body in a penetrating manner.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through the protection ring and the rubber pad of design, can play certain guard action to the device, avoid it to receive the impact of great external force, lead to its and bolted connection's stability to reduce, influence the fixed of car light, through the first fixed block of water design, second fixed block, arm-tie, first spacing groove, draw-in groove, cardboard, second spacing groove, third spacing groove, connecting block, spring, conveniently fix protection ring and rubber pad.

2. Through the metal sleeve, insulating layer, rubber circle, the go-between of design, can avoid ambient temperature to lead to the second main part to produce inflation or shrink by a relatively large margin, lead to its and bolt be connected the problem, through the lug and the recess of design, can improve the stability of metal sleeve and insulating layer.

Drawings

FIG. 1 is a perspective view of the present invention;

fig. 2 is a top view of the present invention;

FIG. 3 is a front cross-sectional view of area A of FIG. 2 according to the present invention;

fig. 4 is a front sectional view of a second body of the present invention;

FIG. 5 is an enlarged view of area B of FIG. 4 according to the present invention;

in the figure: 1. a first body; 2. a second body; 3. a guard ring; 4. a rubber pad; 5. a first fixed block; 6. a second fixed block; 7. pulling a plate; 8. a first limit groove; 9. a card slot; 10. clamping a plate; 11. a second limit groove; 12. a third limiting groove; 13. connecting blocks; 14. an annular groove; 15. a metal sleeve; 16. a thermal insulation layer; 17. a rubber ring; 18. and (7) connecting rings.

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. 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.

Examples

Referring to fig. 1 to 5, the present invention provides a technical solution: the knurled nut for the automobile lamp comprises a first main body 1, wherein two first fixing blocks 5 are symmetrically fixed on the top surface of the first main body 1, first limiting grooves 8 are formed in the two first fixing blocks 5, a protection ring 3 is sleeved on the outer side of the first main body 1, a rubber pad 4 is fixed on the outer side of the protection ring 3, the protection ring 3 and the rubber pad 4 are designed to protect the device to a certain extent and prevent the device from being impacted by large external force to reduce the stability of connection with a bolt and influence the fixation of the automobile lamp, two second fixing blocks 6 are symmetrically fixed on the inner side of the protection ring 3, clamping grooves 9 are formed in the two second fixing blocks 6, the two second fixing blocks 6 are respectively embedded into the corresponding first limiting grooves 8, through holes are formed in the inner wall surface of the first limiting grooves 8, and clamping plates 10 penetrate through the through holes, one end of a clamping plate 10 is embedded into the clamping groove 9, the other end of the clamping plate 10 is fixed with a pulling plate 7, two second limiting grooves 11 are symmetrically arranged in the first fixing block 5 relative to two sides of the through hole, two connecting blocks 13 are symmetrically fixed on the surface of the pulling plate 7 relative to two sides of the clamping plate 10, the two connecting blocks 13 are respectively embedded into the corresponding second limiting grooves 11, third limiting grooves 12 are respectively arranged on the inner wall surfaces of the two second limiting grooves 11, retaining piles are respectively fixed on one sides of the two connecting blocks 13 and are respectively embedded into the corresponding third limiting grooves 12, springs are connected between the retaining piles and the inner walls of the third limiting grooves 12, the first fixing block 5, the second fixing block 6, the pulling plate 7, the first limiting grooves 8, the clamping groove 9, the clamping plate 10, the second limiting grooves 11, the third limiting grooves 12, the connecting blocks 13 and the springs are designed through water, so that the protection ring 3 and the rubber pad 4 can be conveniently fixed, a plurality of protrusions are fixed on the inner wall surface of the first limiting groove 8 at equal intervals, and each protrusion is tightly attached to the surface of the second fixing block 6.

In this embodiment, preferably, the bottom end of the first body 1 is fixed with the second body 2, the second body 2 is internally provided with an annular groove 14 having an annular cross section, a metal sleeve 15 is embedded in the annular groove 14, the outer surface of the metal sleeve 15 is provided with a heat insulating layer 16, the heat insulating layer 16 is a polyurethane foam plastic member, the bottom of the second body 2 is provided with a rubber ring 17 having an annular cross section, the top end of the rubber ring 17 is fixed with a connecting ring 18, by the design of the metal sleeve 15, the heat insulating layer 16, the rubber ring 17 and the connecting ring 18, the problem of connection between the second body 2 and a bolt due to relatively large expansion or contraction of the second body 2 caused by external temperature can be avoided, the top end of the connecting ring 18 is embedded into the annular groove 14 and fixedly connected with the metal sleeve 15 at equal intervals, the inner surface of the metal sleeve 15 is provided with a plurality of grooves, a plurality of convex blocks are fixed on the inner wall surface of the annular groove 14 at equal intervals, the stability of the metal sleeve 15 and the heat insulation layer 16 can be improved through the designed convex blocks and the designed grooves, and each convex block is respectively embedded into the corresponding groove.

In this embodiment, preferably, the surface of the second main body 2 is provided with a knurled roll, and the inside of the second main body 2 is provided with a threaded hole in a penetrating manner, so that the threaded hole facilitates connection with a bolt.

The utility model discloses a theory of operation and use flow: when the utility model is used, firstly, the protection ring 3 and the rubber pad 4 are arranged on the first main body 1, the pulling plate 7 is pulled to drive the clamping plate 10 to slide in the through hole and the first limiting groove 8, the pulling plate 7 also drives the connecting block 13 to slide in the same direction in the second limiting groove 11, the connecting block 13 drives the retaining pile extrusion spring to shrink under stress, the pulling plate 7 is continuously pulled until the clamping plate 10 completely slides out of the first limiting groove 8, then the protection ring 3 is sleeved on the surface of the first main body 1, so that the two second fixing blocks 6 are respectively embedded into the corresponding first limiting grooves 8, a plurality of bulges on the inner wall surface of the first limiting groove 8 are clung to the surface of the second fixing blocks 6, the pulled pulling plate 7 is loosened, the retaining pile is reversely pushed after the spring loses extrusion, the retaining pile drives the connecting block 13 to slide in the reverse direction with the pulling plate 7, the pulling plate 7 drives the clamping plate 10 to be embedded into the clamping groove 9, just, protection ring 3 and rubber pad 4 have been installed, this structure can play certain guard action to the device, avoid it to receive the impact of great external force, lead to its and bolted connection's stability to reduce, influence the fixed of car light, next install insulating layer 16 in the inside of second main part 2, imbed metal sleeve 15 to the inside of ring channel 14, after embedding completely, a plurality of lugs are embedded into the inside to corresponding the recess respectively, rubber circle 17 also laminates mutually with the bottom of second main part 2 simultaneously, just installed insulating layer 16, this structure can avoid ambient temperature to lead to second main part 2 to produce inflation or shrink by a relatively large margin, lead to its and bolted connection to go wrong.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Knurled nut for automobile lamp comprises a first main body (1), and is characterized in that: two first fixing blocks (5) are symmetrically fixed on the top end surface of the first main body (1), first limiting grooves (8) are formed in the two first fixing blocks (5), a protection ring (3) is sleeved on the outer side of the first main body (1), a rubber pad (4) is fixed on the outer side of the protection ring (3), two second fixing blocks (6) are symmetrically fixed on the inner side of the protection ring (3), clamping grooves (9) are formed in the two second fixing blocks (6), the two second fixing blocks (6) are respectively embedded into the corresponding first limiting grooves (8), a through hole is arranged on the inner wall surface of the first limit groove (8) in a penetrating way, a clamping plate (10) is arranged in the through hole in a penetrating way, one end of the clamping plate (10) is embedded into the clamping groove (9), and the other end of the clamping plate (10) is fixed with the pulling plate (7).

2. A knurled nut for an automobile lamp according to claim 1, characterized in that: two second limiting grooves (11) are symmetrically formed in the first fixing block (5) relative to two sides of the through hole, two connecting blocks (13) are symmetrically fixed to the surface of the pulling plate (7) relative to two sides of the clamping plate (10), and the two connecting blocks (13) are embedded into the corresponding second limiting grooves (11) respectively.

3. A knurled nut for an automobile lamp according to claim 2, characterized in that: two third spacing groove (12), two have all been seted up on the inner wall surface of second spacing groove (11) one side of connecting block (13) all is fixed with the fender stake, keep off the stake and imbed respectively to the inside that corresponds third spacing groove (12) to with be connected with the spring between the inner wall of third spacing groove (12).

4. A knurled nut for an automobile lamp according to claim 1, characterized in that: a plurality of bulges are fixed on the inner wall surface of the first limiting groove (8) at equal intervals, and each bulge is tightly attached to the surface of the second fixing block (6).

5. A knurled nut for an automobile lamp according to claim 1, characterized in that: the bottom mounting of first main part (1) has second main part (2), ring channel (14) that the cross-section is the loop configuration are seted up to the inside of second main part (2), the inside embedding of ring channel (14) has metal sleeve (15), the outside surface of metal sleeve (15) is provided with insulating layer (16), the bottom of second main part (2) is provided with rubber circle (17) that the cross-section is the loop configuration, the top of rubber circle (17) is fixed with go-between (18), the top of go-between (18) is embedded into the inside and metal sleeve (15) fixed connection of ring channel (14).

6. A knurled nut for an automobile lamp according to claim 5, characterized in that: the inner side surface of the metal sleeve (15) is provided with a plurality of grooves at equal intervals, the inner wall surface of the annular groove (14) is fixed with a plurality of lugs at equal intervals, and each lug is embedded into the corresponding groove.

7. A knurled nut for an automobile lamp according to claim 5, characterized in that: the surface of the second main body (2) is provided with a reticulate pattern knurl, and a threaded hole is formed in the second main body (2) in a penetrating mode.