CN203948536U - Shock-proof spring device - Google Patents
Shock-proof spring device Download PDFInfo
- Publication number
- CN203948536U CN203948536U CN201420256442.8U CN201420256442U CN203948536U CN 203948536 U CN203948536 U CN 203948536U CN 201420256442 U CN201420256442 U CN 201420256442U CN 203948536 U CN203948536 U CN 203948536U
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- China
- Prior art keywords
- helical spring
- spring
- bearing
- projection
- shock
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Abstract
The utility model relates to spring technical field, relate in particular to shock-proof spring device, include helical spring, helical spring two ends are respectively equipped with bearing, the interior edge face of bearing convexes with projection towards helical spring, the projection of each bearing is plugged on respectively in the corresponding end of helical spring, when installation, the projection of two bearings is plugged into respectively in the end that helical spring answers, helical spring two ends are supported and are installed on shock absorber pedestal by bearing, between bearing and shock absorber pedestal, forming surface contacts, and form screw inclined plane or spiral chute at projection outer surface, the spiral camber end that makes helical spring be installed to rear coil springs in bearing can match and contact forming surface contact with screw inclined plane or spiral chute, lifting surface area is large, avoid surface of contact scratch wearing and tearing, do not need to polish spring end face and just can ensure spring normal mounting, simplify working process, raise the efficiency, processing and installation precision are high.
Description
Technical field:
The utility model relates to spring technical field, relates in particular to shock-proof spring device.
Background technique:
For adapting to irregular road conditions and hole, hole, in most of bicycle, be all equiped with shock absorber, rock, beat to reduce vehicle body, to avoid bicycle associated components not because vibrations cause damage, and increase the travelling comfort that user takes.For shock absorber, spring is one of main anti-vibration component, utilizes the dilatation amount after spring stress, absorbs the vibrations of the middle bicycle that travels.Because spring is made the curved surface that rear two ends are all spirals, to contact at the two ends that spring when shock absorber is installed with shock absorber pedestal, lifting surface area is little, the easy scratch of surface of contact, so spring all needs two ends to polish before installation, but the length of spring is all long, entirety is with flexible, easy processing distortion, grinding precision is difficult to control, and is difficult to ensure the planeness of end face and is difficult to ensure that end face is vertical with axle center, in use easily causes surface of contact scratch and wearing and tearing, and the abrasive machining complex procedures of spring end, efficiency is low.
Model utility content:
The purpose of this utility model is exactly to provide a kind of shock-proof spring device that spring end face just can ensure spring normal mounting, simplify working process, raises the efficiency that do not need to polish for the deficiency of prior art existence.
To achieve these goals, the technical solution adopted in the utility model is:
Shock-proof spring device, include helical spring, helical spring two ends are respectively equipped with bearing, the interior edge face of bearing convexes with projection towards helical spring, the projection of each bearing is plugged on respectively in the corresponding end of helical spring, the interior edge face of bearing convexes with the helical screw inclined plane with helical spring end convolution form fit, and screw inclined plane spiral surrounding is in projection circumferential exterior surface, and top, helical spring end is pressed on corresponding screw inclined plane.
The exterior edge face of described bearing is vertical with helical spring axle center.
The axle center of described projection and helical spring axis coinciding.
Described helical spring is equal pitch structure.
Described helical spring is cylindrically coiled spring.
The spiral number of turns of described screw inclined plane is less than or equal to 1 circle.
The height of described screw inclined plane is 1/4～1/2 of projection height.
The invention also discloses another kind of shock-proof spring device, include helical spring, helical spring two ends are respectively equipped with bearing, the interior edge face of bearing convexes with projection towards helical spring, the projection of each bearing is plugged on respectively in the corresponding end of helical spring, the circumferential exterior surface of projection offers the helical spiral chute with helical spring end convolution form fit, and helical spring end convolution is connected in corresponding spiral chute.
The described spiral fluted spiral number of turns is 1.5～3 circles.
The exterior edge face of described bearing is vertical with helical spring axle center, the axle center of projection and helical spring axis coinciding.
The utility model beneficial effect is: the utility model includes helical spring, helical spring two ends are respectively equipped with bearing, the interior edge face of bearing convexes with projection towards helical spring, the projection of each bearing is plugged on respectively in the corresponding end of helical spring, when installation, the projection of two bearings is plugged into respectively in the end that helical spring answers, helical spring two ends are supported and are installed on shock absorber pedestal by bearing, between bearing and shock absorber pedestal, forming surface contacts, and form screw inclined plane or spiral chute at projection outer surface, the spiral camber end that makes helical spring be installed to rear coil springs in bearing can match and contact forming surface contact with screw inclined plane or spiral chute, lifting surface area is large, avoid surface of contact scratch wearing and tearing, do not need to polish spring end face and just can ensure spring normal mounting, simplify working process, raise the efficiency, processing and installation precision are high.
Brief description of the drawings:
Fig. 1 is structural representation of the present utility model.
Fig. 2 is decomposition texture schematic diagram of the present utility model.
Fig. 3 is the structural representation of another mode of execution bearing of the utility model.
Embodiment:
Below in conjunction with accompanying drawing and preferred embodiment, the utility model is described in further detail, see shown in Fig. 1～2, the utility model includes helical spring 2, the two ends of helical spring 2 are respectively equipped with bearing 1, the interior edge face of bearing 1 convexes with projection 11 towards helical spring 2, and the projection 11 of each bearing 1 is plugged on respectively in the corresponding end of helical spring 2.
The exterior edge face of bearing 1 is vertical with the axle center of helical spring 2, ensures the installation perpendicularity of helical spring 2.The axis coinciding of the axle center of projection 11 and helical spring 2, it is vertical making after helical spring 2 installations.Helical spring 2 is equal pitch structure, simplifies working process, and saves time and cost.Helical spring 2 is cylindrically coiled spring, easy processing, and cost is low.
The interior edge face of bearing 1 convexes with the helical screw inclined plane 12 with helical spring 2 end convolution form fit, screw inclined plane 12 spiral surroundings are in projection 11 circumferential exterior surface, the top, end of helical spring 2 is pressed on corresponding screw inclined plane 12, the spiral camber end that makes helical spring 2 be installed to rear coil springs 2 in bearing 1 can match and contact forming surface contact with screw inclined plane 12, lifting surface area is large, stress equalization, avoid surface of contact scratch wearing and tearing, do not need to polish spring end face and just can ensure the installation perpendicularity of spring, simplify working process, raise the efficiency, processing and installation precision are high.The spiral number of turns of screw inclined plane 12 is 0.5～1 circle, and the area of contact between spiral camber end and the screw inclined plane 12 of increase helical spring 2 is stressed more balanced.The height of screw inclined plane 12 is 1/4～1/2 of projection 11 height, makes between projection 11 and helical spring 2 in conjunction with more firm.The width of screw inclined plane 12 is consistent with helical spring 2 spring filament diameters.
When installation, the projection of two bearings 1 11 is plugged into respectively in the end that helical spring 2 answers, the two ends of helical spring 2 are supported and are installed on shock absorber pedestal by bearing 1, between bearing 1 and shock absorber pedestal, forming surface contacts, and lifting surface area is large, avoids surface of contact scratch wearing and tearing, do not need to polish spring end face and just can ensure spring normal mounting, simplify working process, raise the efficiency, processing and installation precision are high.
As another mode of execution of the present utility model, as shown in Figure 3, different from a upper mode of execution is, the circumferential exterior surface of projection 11 offers the helical spiral chute 13 with helical spring 2 end convolution form fit, the end convolution of helical spring 2 is connected in corresponding spiral chute 13, the spiral camber end that makes helical spring 2 be installed to rear coil springs 2 in bearing 1 can match and contact forming surface contact with screw inclined plane 12, lifting surface area is large, stress equalization, avoid surface of contact scratch wearing and tearing, do not need to polish spring end face and just can ensure the installation perpendicularity of spring, simplify working process, raise the efficiency, processing and installation precision are high.The spiral number of turns of spiral chute 13 is 1.5～3 circles, and the area of contact between spiral camber end and the spiral chute 13 of increase helical spring 2 is stressed more balanced.The degree of depth of spiral chute 13 is consistent with helical spring 2 spring silk radiuses.The width helical spring 2 spring filament diameters of spiral chute 13 are consistent, make in the easy precession spiral chute 13 of helical spring 2, easy for installation, in conjunction with firm.
Certainly, the above is only preferred embodiment of the present utility model, and the equivalence of doing according to structure, feature and principle described in the utility model patent claim therefore all changes or modifies, and is included in the utility model patent claim.
Claims (10)
1. shock-proof spring device, include helical spring (2), it is characterized in that: the two ends of described helical spring (2) are respectively equipped with bearing (1), the interior edge face of bearing (1) convexes with projection (11) towards helical spring (2), the projection (11) of each bearing (1) is plugged on respectively in the corresponding end of helical spring (2), the interior edge face of bearing (1) convexes with the helical screw inclined plane (12) with helical spring (2) end convolution form fit, screw inclined plane (12) spiral surrounding is in projection (11) circumferential exterior surface, the top, end of helical spring (2) is pressed on corresponding screw inclined plane (12).
2. shock-proof spring device according to claim 1, is characterized in that: the exterior edge face of described bearing (1) is vertical with the axle center of helical spring (2).
3. shock-proof spring device according to claim 1, is characterized in that: the axis coinciding of the axle center of described projection (11) and helical spring (2).
4. shock-proof spring device according to claim 1, is characterized in that: described helical spring (2) is equal pitch structure.
5. shock-proof spring device according to claim 1, is characterized in that: described helical spring (2) is cylindrically coiled spring.
6. shock-proof spring device according to claim 1, is characterized in that: the spiral number of turns of described screw inclined plane (12) is less than or equal to 1 circle.
7. shock-proof spring device according to claim 1, is characterized in that: the height of described screw inclined plane (12) is 1/4～1/2 of projection (11) height.
8. shock-proof spring device, include helical spring (2), it is characterized in that: the two ends of described helical spring (2) are respectively equipped with bearing (1), the interior edge face of bearing (1) convexes with projection (11) towards helical spring (2), the projection (11) of each bearing (1) is plugged on respectively in the corresponding end of helical spring (2), the circumferential exterior surface of projection (11) offers the helical spiral chute (13) with helical spring (2) end convolution form fit, the end convolution of helical spring (2) is connected in corresponding spiral chute (13).
9. shock-proof spring device according to claim 8, is characterized in that: the spiral number of turns of described spiral chute (13) is 1.5～3 circles.
10. shock-proof spring device according to claim 8, it is characterized in that: the exterior edge face of described bearing (1) is vertical with the axle center of helical spring (2) axis coinciding of the axle center of projection (11) and helical spring (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420256442.8U CN203948536U (en) | 2014-05-19 | 2014-05-19 | Shock-proof spring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420256442.8U CN203948536U (en) | 2014-05-19 | 2014-05-19 | Shock-proof spring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203948536U true CN203948536U (en) | 2014-11-19 |
Family
ID=51890573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420256442.8U Expired - Fee Related CN203948536U (en) | 2014-05-19 | 2014-05-19 | Shock-proof spring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203948536U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105719902A (en) * | 2016-04-15 | 2016-06-29 | 上海乐研电气科技有限公司 | Spring absorber and vibration-resistant sulfur hexafluoride gas density relay |
| CN106369089A (en) * | 2016-08-30 | 2017-02-01 | 昆明物理研究所 | Elastic supporting device and machining method thereof |
| CN111425548A (en) * | 2020-04-07 | 2020-07-17 | 北京汽车集团越野车有限公司 | Traveller assembly structure and car |
-
2014
- 2014-05-19 CN CN201420256442.8U patent/CN203948536U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105719902A (en) * | 2016-04-15 | 2016-06-29 | 上海乐研电气科技有限公司 | Spring absorber and vibration-resistant sulfur hexafluoride gas density relay |
| CN106369089A (en) * | 2016-08-30 | 2017-02-01 | 昆明物理研究所 | Elastic supporting device and machining method thereof |
| CN111425548A (en) * | 2020-04-07 | 2020-07-17 | 北京汽车集团越野车有限公司 | Traveller assembly structure and car |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141119 Termination date: 20190519 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |