CN203926315U - A kind of for the fixing spring nut of automotive upholstery - Google Patents
A kind of for the fixing spring nut of automotive upholstery Download PDFInfo
- Publication number
- CN203926315U CN203926315U CN201420305091.5U CN201420305091U CN203926315U CN 203926315 U CN203926315 U CN 203926315U CN 201420305091 U CN201420305091 U CN 201420305091U CN 203926315 U CN203926315 U CN 203926315U
- Authority
- CN
- China
- Prior art keywords
- end surface
- spring nut
- circular arc
- supporting walls
- automotive upholstery
- 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 - Lifetime
Links
- 238000013016 damping Methods 0.000 claims abstract description 26
- 235000014676 Phragmites communis Nutrition 0.000 claims abstract description 25
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 229910002027 silica gel Inorganic materials 0.000 claims description 4
- 239000000741 silica gel Substances 0.000 claims description 4
- 229960001866 silicon dioxide Drugs 0.000 claims description 4
- 230000008901 benefit Effects 0.000 abstract description 2
- 229920003023 plastic Polymers 0.000 description 12
- 239000004033 plastic Substances 0.000 description 12
- 230000002159 abnormal effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 241001251094 Formica Species 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 238000010079 rubber tapping Methods 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
Landscapes
- Vibration Prevention Devices (AREA)
Abstract
The utility model relates to a kind of for the fixing spring nut of automotive upholstery, comprise upper-end surface, lower end surface, reed self-locking supporting walls, circular arc is locked barb and is knocked and is subject to the arm of force, upper-end surface and lower end surface be arranged in parallel, reed self-locking supporting walls is fixedly connected between upper-end surface and lower end surface, upper-end surface, reed self-locking supporting walls and lower end surface form I-shaped structure jointly, reed self-locking supporting walls is upper and lower penetrating hollow structure, hollow structure inside is the screw thread hole being connected with screw fit, one end of upper-end surface is provided with assembling guide plate, the other end is provided with to knock and is subject to the arm of force, circular arc locking barb is connected to the both sides, front and back of upper-end surface, spring nut also comprises damping bed course, and this damping bed course is bonded in the downside of lower end surface.Compared with prior art, the utlity model has simple in structure, using scope is wide, the advantage such as safe and reliable.
Description
Technical field
The utility model relates to a kind of spring nut, especially relates to a kind of for the fixing spring nut of automotive upholstery.
Background technique
At present, all there are various abnormal sound problems in many automobiles in motion, and especially in automotive trim part, as instrument panel and exhaust outlet place, abnormal sound incidence rate is higher.Because Vehicular instrument panel and exhaust outlet all use Steel Support and formica to be formed by combining now, a large amount of screw, the spring nuts etc. of using in the place of interconnecting are fixing.In summer and winter, automotive interior and the outside temperature difference differ larger, and formica in automobile, the physical phenomenon of will expanding with heat and contract with cold at short notice, causes fastening using between screw and spring nut that loosening phenomenon occurs, and causes various sounds of movement.Vehicle after rising service life, abnormal sound a situation arises ascendant trend linearly especially.Thereby greatly affect the travelling comfort of driving.
Some business of Railway Car Plant, installs the cushion pad such as sponge, felt additional at Vehicular instrument panel and ventilation duct, but the shortcoming such as should not operate while still existing in actual use product processing technique complexity, personnel to assemble related accessory.
Model utility content
The purpose of this utility model be exactly provide in order to overcome the defect that above-mentioned prior art exists a kind of simple in structure, using scope is wide, safe and reliable for the fixing spring nut of automotive upholstery.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of for the fixing spring nut of automotive upholstery, comprise upper-end surface, lower end surface, reed self-locking supporting walls, circular arc is locked barb and is knocked and is subject to the arm of force, described upper-end surface and lower end surface be arranged in parallel, described reed self-locking supporting walls is fixedly connected between upper-end surface and lower end surface, described upper-end surface, reed self-locking supporting walls and lower end surface form I-shaped structure jointly, described reed self-locking supporting walls is upper and lower penetrating hollow structure, hollow structure inside is the screw thread hole being connected with screw fit, one end of described upper-end surface is provided with assembling guide plate, the other end is provided with to knock and is subject to the arm of force, described circular arc locking barb is connected to the both sides, front and back of upper-end surface.
Described spring nut also comprises damping bed course, and this damping bed course is bonded in the downside of lower end surface.
Described damping bed course is spongy layer, felt layers or silicagel pad.
The outer surface of described reed self-locking supporting walls is arc-shaped curved surface.
One end of described circular arc locking barb is connected on the side of upper-end surface, the other end be freely arrange can be locked at the circular arc crozier on mounting bracket.
Described circular arc locking barb is elastic component, and between circular arc locking barb and upper-end surface, elasticity is connected.
Described assembling guide plate is the arc plate being upturned.
Described knocking is connected between upper-end surface and lower end surface by the arm of force.
The structure of described nut reed except damping bed course applied and formed by a punching press of mould, tapping, heat treatment, surface.
Compared with prior art, the utlity model has following advantage and beneficial effect:
One, using scope is wide: due to set screw in the middle of novel spring nut, damping bed course is pasted at the back side simultaneously, carry out selection according to automobile zones of different, damping bed course can be selected the materials such as the sponge, felt, silicagel pad of damping waterproof, therefore especially to there being the special occasions such as instrument panel and moist ventilation duct of high temperature low temperature particularly applicable.
Two, safe and reliable: clip nut gap in the middle of using in model utility, while effectively controlling screw fastening, produce pressure working of plastics is destroyed, improve the Security of working of plastics joint; Two, both sides circular arc locking barb has taken into full account in different plastics varying environments, the upper allowance below nominal size variation producing when injection moulding, and spring nut should not come off from working of plastics, improves product prepackage demand and Security; Damping bed course is pasted at the spring nut back side, screw is fastening from centre is passed, damping bed course is only subject to screw vertical forces does not have lateral force, make damping bed course survivable, in long-time high temperature wet environment, be exactly that damping bed course does not have viscosity, cause with the lower end surface of spring nut non-cakedly, screw also can be fixed on original position by damping bed course.
Three, economic and practical: this model utility is without special assembly tool, and original vehicle assembling mode is basically identical.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model spring nut;
Fig. 2 is the structural representation of plastic mounting part;
Fig. 3 is structural representation after the assembling of the utility model spring nut.
In figure, 1 is upper-end surface, and 2 is lower end surface, and 3 is reed self-locking supporting walls, and 4 is circular arc locking barb, and 5 are subject to the arm of force for knocking, and 6 is damping bed course, and 7 is assembling guide plate, and 8 is mounting groove, and 9 is draw-in groove, and 10 is spring nut, and 11 is screw.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is elaborated.
Embodiment
A kind of for the fixing spring nut of automotive upholstery, as shown in Figure 1, comprise upper-end surface 1, lower end surface 2, reed self-locking supporting walls 3, circular arc is locked barb 4 and is knocked and is subject to the arm of force 5, upper-end surface 1 be arranged in parallel with lower end surface 2, reed self-locking supporting walls 3 is fixedly connected between upper-end surface 1 and lower end surface 2, upper-end surface 1, the common I-shaped structure that forms in reed self-locking supporting walls 3 and lower end surface 2, reed self-locking supporting walls 3 is upper and lower penetrating hollow structure, hollow structure inside is the screw thread hole being connected with screw fit, one end of upper-end surface 1 is provided with assembling guide plate 7, the other end is provided with to knock and is subject to the arm of force 5, circular arc locking barb 4 is connected to the both sides, front and back of upper-end surface 1.
Spring nut also comprises damping bed course 6, and this damping bed course 6 is bonded in the downside of lower end surface 2.Damping bed course 6 is spongy layer, felt layers or silicagel pad.The outer surface of reed self-locking supporting walls 3 is arc-shaped curved surface.One end of circular arc locking barb 4 is connected on the side of upper-end surface 1, the other end be freely arrange can be locked at the circular arc crozier on mounting bracket.Circular arc locking barb 4 is elastic component, and between circular arc locking barb 4 and upper-end surface 1, elasticity is connected.The arc plate of assembling guide plate 7 for being upturned.Knock and be connected between upper-end surface 1 and lower end surface 2 by the arm of force 5.
The structure of nut reed except damping bed course applied and formed by a punching press of mould, tapping, heat treatment, surface.
The generation of abnormal sound needs two factors:
1. there is loosening deformation in joint.Because prior art also fails to solve completely the plastics phenomenon of not expanding with heat and contract with cold in hot-cool environment, so loosening upper problem of just time occurs in joint.
2. vibrations.Vehicle launch, need to rotate while starting and produce power and cause vibrations, be exactly that Uneven road causes jolting in addition.
Use spring nut of the present utility model, in joint, loosening and screw, not in locking situation completely, also can play damping effect, and specific works principle is as follows:
As shown in Figure 2, first mounting groove 8 slightly modified to original plastic mounting part, offer the both sides up and down of mounting groove 8 and can block the draw-in groove 9 of establishing circular arc locking barb 4.Then spring nut being started to guiding from assembling guide plate 7 inserts in the mounting groove 8 of plastic mounting part, in installation process, can beat to knock and be subject to the arm of force 5, spring nut is entered in mounting groove 8 completely, and two circular arc locking barbs 4 of upper and lower both sides slide in draw-in groove 9, assembling set and spring nut are fitted tightly, circular arc locking barb 4 and assembling set joint when vibrations, the smooth movement of circular arc does not produce any sound.Reed self-locking supporting walls 3 lock height before assembling, spring nut is subject to vertical force when fastening, disperse, and circular arc locking barb 4 is stressed there is no a synergistic effect by reed self-locking supporting walls 3 is stressed in surrounding, and working of plastics is installed in protection.Damping bed course 6 is pasted on nut back after spring nut machines, form integrative installation technology with nut, there is good damping effect, the bed course of damping simultaneously 6 one-side band glue, can in earlier stage stick fixingly, the later stage is easy for installation, and after spring nut assembling, structure as shown in Figure 3, spring nut 10 is arranged in mounting groove 8, and is fixedly connected with by screw 11.
Use spring nut of the present utility model can realize following functions:
1, to insert the power of mounting groove 8 little for spring nut, and it is large to extract the power of mounting groove 8.
2, assembling guide plate 7 leads and the fixing assembly space of reed self-locking supporting walls 3, and while pushing working of plastics, the working of plastics of substantially getting along well produces interferes, without any resistance.Insertion force is produced by circular arc locking barb 4, and circular shape pushes, and pushes rear perpendicular face locking, reaches the large effect of withdrawal force.
3, when installation working of plastics expands with heat and contract with cold, because circular arc locking barb 4 and draw-in groove 9 cards are established, can realize locking function, make spring nut loosening.
4, circular arc locking barb 4 is in the time that mounting groove 8 changes, and circular arc locking barb 4 places are shifted up and down and adjust coupling mechanism force value, do not change locking effect.
Claims (8)
1. one kind for the fixing spring nut of automotive upholstery, it is characterized in that, comprise upper-end surface (1), lower end surface (2), reed self-locking supporting walls (3), circular arc is locked barb (4) and is knocked and is subject to the arm of force (5), described upper-end surface (1) be arranged in parallel with lower end surface (2), described reed self-locking supporting walls (3) is fixedly connected between upper-end surface (1) and lower end surface (2), described upper-end surface (1), reed self-locking supporting walls (3) and lower end surface (2) form I-shaped structure jointly, described reed self-locking supporting walls (3) is upper and lower penetrating hollow structure, hollow structure inside is the screw thread hole being connected with screw fit, one end of described upper-end surface (1) is provided with assembling guide plate (7), the other end is provided with to knock and is subject to the arm of force (5), described circular arc locking barb (4) is connected to the both sides, front and back of upper-end surface (1).
2. according to claim 1 a kind of for the fixing spring nut of automotive upholstery, it is characterized in that, described spring nut also comprises damping bed course (6), and this damping bed course (6) is bonded in the downside of lower end surface (2).
3. according to claim 2 a kind ofly it is characterized in that for the fixing spring nut of automotive upholstery, described damping bed course (6) is spongy layer, felt layers or silicagel pad.
4. according to claim 1 a kind ofly it is characterized in that for the fixing spring nut of automotive upholstery, the outer surface of described reed self-locking supporting walls (3) is arc-shaped curved surface.
5. according to claim 1 a kind of for the fixing spring nut of automotive upholstery, it is characterized in that, one end of described circular arc locking barb (4) is connected on the side of upper-end surface (1), the other end be freely arrange can be locked at the circular arc crozier on mounting bracket.
6. according to claim 5 a kind of for the fixing spring nut of automotive upholstery, it is characterized in that, described circular arc locking barb (4) is elastic component, and between circular arc locking barb (4) and upper-end surface (1), elasticity is connected.
7. according to claim 1 a kind ofly it is characterized in that for the fixing spring nut of automotive upholstery, the arc plate of described assembling guide plate (7) for being upturned.
8. according to claim 1 a kind ofly it is characterized in that for the fixing spring nut of automotive upholstery, described knocking is connected between upper-end surface (1) and lower end surface (2) by the arm of force (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420305091.5U CN203926315U (en) | 2014-06-09 | 2014-06-09 | A kind of for the fixing spring nut of automotive upholstery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420305091.5U CN203926315U (en) | 2014-06-09 | 2014-06-09 | A kind of for the fixing spring nut of automotive upholstery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203926315U true CN203926315U (en) | 2014-11-05 |
Family
ID=51822130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420305091.5U Expired - Lifetime CN203926315U (en) | 2014-06-09 | 2014-06-09 | A kind of for the fixing spring nut of automotive upholstery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203926315U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106015245A (en) * | 2016-06-29 | 2016-10-12 | 上海球明标准件有限公司 | Metal elastic connection module used for installing automobile interior plastic board |
| CN111089108A (en) * | 2019-12-31 | 2020-05-01 | 上海球明标准件有限公司 | Three-layer double-thread nut used on automobile chassis |
-
2014
- 2014-06-09 CN CN201420305091.5U patent/CN203926315U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106015245A (en) * | 2016-06-29 | 2016-10-12 | 上海球明标准件有限公司 | Metal elastic connection module used for installing automobile interior plastic board |
| CN111089108A (en) * | 2019-12-31 | 2020-05-01 | 上海球明标准件有限公司 | Three-layer double-thread nut used on automobile chassis |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141105 |