CN209990828U - Damping spring - Google Patents
Damping spring Download PDFInfo
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- CN209990828U CN209990828U CN201920664823.2U CN201920664823U CN209990828U CN 209990828 U CN209990828 U CN 209990828U CN 201920664823 U CN201920664823 U CN 201920664823U CN 209990828 U CN209990828 U CN 209990828U
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- Prior art keywords
- compression spring
- storage tank
- spring
- groove
- connecting seat
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- 238000013016 damping Methods 0.000 title claims abstract description 36
- 230000006835 compression Effects 0.000 claims abstract description 69
- 238000007906 compression Methods 0.000 claims abstract description 69
- 230000000694 effects Effects 0.000 abstract description 12
- 230000035939 shock Effects 0.000 abstract description 10
- 230000002045 lasting effect Effects 0.000 abstract description 5
- 238000005452 bending Methods 0.000 abstract description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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Abstract
The utility model relates to a damping spring technical field, concretely relates to damping spring, including the connecting seat, with connecting seat swing joint's bottom and press from both sides the compression spring who locates between connecting seat and the bottom, first storage tank has been seted up to the bottom of connecting seat, the second storage tank has been seted up at the top of bottom, first storage tank and second storage tank intercommunication, compression spring holds and locates in first storage tank and the second storage tank, compression spring comprises at least three spiral shell circle layer, and two adjacent spiral shell circle layers are provided with the stopper respectively and with stopper assorted draw-in groove, work as compression spring presses and time, the stopper stretches to the draw-in groove in. The utility model discloses a damping spring, stopper and draw-in groove block make compression spring's structure more firm, and compression spring holds and locates in first storage tank and the second storage tank, produces self bending when further having restricted compression spring pressurized to guarantee that damping spring's shock attenuation effect is lasting.
Description
Technical Field
The utility model relates to a damping spring technical field, concretely relates to damping spring.
Background
The existing damping equipment uses a damping spring as an elastic element to reduce the noise of the damping equipment, improve the stability of the damping equipment, improve the shock insulation effect and prolong the service life, but the damping spring has high use frequency and high requirement on the service life of the damping spring; if use traditional compression spring to make damping spring, its structure is unstable, produces self crooked slope easily under the perpendicular circumstances of using, and the time has been of a specified duration can produce bending deformation, has reduced damping spring's shock attenuation effect, is unfavorable for the use of vibrations equipment.
Disclosure of Invention
In order to overcome the shortcoming and the deficiency that exist among the prior art, the utility model aims to provide a damping spring, compression spring's stopper and compression spring's draw-in groove cooperation, when compression spring pressure and time, stopper and draw-in groove block make compression spring's structure more firm, produce self crooked slope when having avoided compression spring pressurized, and in compression spring held and locates first storage tank and second storage tank, produced self crooked when having further restricted compression spring pressurized to guarantee that damping spring's shock attenuation effect is lasting.
The purpose of the utility model is realized through the following technical scheme: the utility model provides a damping spring, includes the connecting seat, with connecting seat swing joint's bottom and press from both sides the compression spring who locates between connecting seat and the bottom, first storage tank has been seted up to the bottom of connecting seat, the second storage tank has been seted up at the top of bottom, first storage tank and second storage tank intercommunication, compression spring holds and locates in first storage tank and the second storage tank, compression spring comprises at least three spiral shell ring layer, and two adjacent spiral shell ring layers are provided with the stopper respectively and with stopper assorted draw-in groove, work as compression spring pressure is and time, the stopper stretches to the draw-in groove in.
Preferably, the stopper is the hemisphere, the protruding bottom of locating the spiral shell circle layer of stopper, the top on spiral shell circle layer is seted up to the draw-in groove.
Preferably, the damping spring further comprises a first rubber spring fixedly connected to the top wall of the first accommodating groove and a second rubber spring abutted to the bottom wall of the second accommodating groove, and the outer wall of the first rubber spring and the outer wall of the second rubber spring are sleeved with the compression spring.
Preferably, the cross section of the first accommodating groove and the cross section of the second accommodating groove are both circular, and the ratio of the diameter of the first accommodating groove to the diameter of the second accommodating groove to the outer diameter of the compression spring is 1.3-1.5: 1.1-1.2: 1.
preferably, an annular limiting groove is formed in the side wall of the first accommodating groove, a clamping block matched with the annular limiting groove is convexly arranged at the top end of the bottom cover, and the bottom cover is clamped with the connecting seat through the clamping block; the depth of the annular limiting groove is larger than the deformation amount of the compression spring and smaller than the depth of the first accommodating groove.
Preferably, the bottom wall of the annular limiting groove is provided with a guide inclined surface.
Preferably, the connecting seat is provided with a screw hole; the bottom of bottom is fixed and is provided with the mount pad, the mounting hole has been seted up to the mount pad.
The beneficial effects of the utility model reside in that: the utility model discloses a damping spring, compression spring's stopper and compression spring's draw-in groove cooperation, when compression spring pressure and time, stopper and draw-in groove block make compression spring's structure more firm, produce self crooked slope when having avoided compression spring to press, and in compression spring holds and locates first storage tank and second storage tank, produce self crooked when having further restricted compression spring to guarantee that damping spring's shock attenuation effect is lasting.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic structural diagram of the compression spring of the present invention.
The reference signs are: 1. a connecting seat; 2. a bottom cover; 3. a compression spring; 4. a first accommodating groove; 5. a second accommodating groove; 6. a limiting block; 7. a card slot; 8. a first rubber spring; 9. a second rubber spring; 10. an annular limiting groove; 11. a clamping block; 12. a screw hole; 13. a mounting seat; 14. and (7) installing holes.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and accompanying drawings, which are not intended to limit the present invention.
As shown in fig. 1-2, a damping spring includes a connecting seat 1, a bottom cover 2 movably connected to the connecting seat 1, and a compression spring 3 sandwiched between the connecting seat 1 and the bottom cover 2, wherein a first accommodating groove 4 is formed in the bottom of the connecting seat 1, a second accommodating groove 5 is formed in the top of the bottom cover 2, the first accommodating groove 4 is communicated with the second accommodating groove 5, the compression spring 3 is accommodated in the first accommodating groove 4 and the second accommodating groove 5, the compression spring 3 is composed of at least three coil layers, two adjacent coil layers are respectively provided with a stopper 6 and a slot 7 matched with the stopper 6, and when the compression spring 3 is pressed, the stopper 6 protrudes into the slot 7.
In this embodiment, stopper 6 is the hemisphere, stopper 6 protruding bottom of locating the spiral shell layer, draw-in groove 7 is seted up at the top on spiral shell layer.
Adopt above-mentioned technical scheme, when compression spring 3 is compressed, stopper 6 with draw-in groove 7 block, stopper 6 sets to the hemisphere, draw-in groove 7 rather than the cooperation, promptly draw-in groove 7 is the hemisphere groove, if compression spring 3 produces self when crooked, rectifies with the help of hemispherical characteristic compression spring 3, produces self crooked slope when further avoiding compression spring 3 to compress. Further, every helicoidal layer sets up three stopper 6 at least, and 6 evenly distributed of stopper on every helicoidal layer, slope when more being favorable to preventing compression spring 3 pressurized. Preferably, each coil layer is provided with three evenly distributed limiting blocks 6, and in other embodiments, each coil layer is provided with four or six evenly distributed limiting blocks 6.
In this embodiment, the damping spring further includes a first rubber spring 8 fixedly connected to the top wall of the first receiving groove 4 and a second rubber spring 9 abutted to the bottom wall of the second receiving groove 5, and the compression spring 3 is sleeved on the outer wall of the first rubber spring 8 and the outer wall of the second rubber spring 9.
By adopting the technical scheme, when the damping spring is pressed, the connecting seat 1 presses the compression spring 3 downwards, and when the pressing distance of the compression spring 3 is too large, the first rubber spring 8 and the second rubber spring 9 are mutually abutted and compressed to play a role in buffering and damping; in addition, first rubber spring 8 and second rubber spring 9 can slow down compression spring 3 produces at the horizontal stress of flexible in-process offset, produces the crooked slope of self when further avoiding compression spring 3 pressurized, improves the shock attenuation effect.
In this embodiment, the cross section of the first receiving groove 4 and the cross section of the second receiving groove 5 are both circular, and the ratio of the diameter of the first receiving groove 4 to the diameter of the second receiving groove 5 to the outer diameter of the compression spring 3 is 1.3-1.5: 1.1-1.2: 1.
adopt above-mentioned technical scheme, produce self crooked when further having restricted compression spring 3 pressurized, produce self crooked slope when more effectively avoiding compression spring 3 pressurized to guarantee damping spring's buffering, shock attenuation effect lasting. Preferably, the ratio of the diameter of the first receiving groove 4 to the diameter of the second receiving groove 5 to the outer diameter of the compression spring 3 is 1.4: 1.2: 1.
in this embodiment, an annular limiting groove 10 is formed in a side wall of the first accommodating groove 4, a clamping block 11 matched with the annular limiting groove 10 is convexly arranged at the top end of the bottom cover 2, and the bottom cover 2 is clamped with the connecting seat 1 through the clamping block 11; the depth of the annular limiting groove 10 is greater than the deformation amount of the compression spring 3 and less than the depth of the first accommodating groove 4.
Adopt above-mentioned technical scheme, for bottom 2 and connecting seat 1 sliding connection provide sufficient sliding distance, full play compression spring 3's cushioning effect to guarantee damping spring's shock attenuation effect, and carry out spacing cooperation through annular spacing groove 10 and fixture block 11, guaranteed the removal stroke of bottom 2, avoid bottom 2 and connecting seat 1 separation. The amount of deformation of the compression spring 3 is equal to the free height of the compression spring 3 minus the combined height of the compression spring 3.
In this embodiment, the bottom wall of the annular limiting groove 10 is provided with a guiding inclined surface.
By adopting the technical scheme, the bottom cover 2 is convenient to detach from the connecting seat 1, the compression spring 3 is convenient to replace/overhaul, and the damping effect of the damping spring is guaranteed. When the bottom cover is required to be detached, the outer wall of the bottom cover 2 is pressed forcibly, and meanwhile, the force of the bottom cover 2 far away from the connecting seat 1 is applied, so that the clamping block 11 slides out of the annular limiting groove 10 along the guide inclined plane of the bottom wall of the annular limiting groove 10, and the bottom cover 2 is separated from the connecting seat 1, and the detachment is convenient.
In this embodiment, the connecting seat 1 is provided with a screw hole 12; the bottom of the bottom cover 2 is fixedly provided with a mounting seat 13, and the mounting seat 13 is provided with a mounting hole 14.
Adopt above-mentioned technical scheme, connecting seat 1 passes through screw 12 and vibrations equipment threaded connection, bottom 2 passes through mount pad 13 and shock-absorbing equipment fixed connection make damping spring connects firmly, also convenient to detach, changes, overhauls damping spring ensures damping spring's shock attenuation effect.
The above-mentioned embodiment is the utility model discloses the implementation of preferred, in addition, the utility model discloses can also realize by other modes, not deviating from the utility model discloses any obvious replacement is all within the protection scope under the prerequisite of design.
Claims (7)
1. A damping spring, characterized in that: including the connecting seat, with connecting seat swing joint's bottom and press from both sides the compression spring who locates between connecting seat and the bottom, first storage tank has been seted up to the bottom of connecting seat, the second storage tank has been seted up at the top of bottom, first storage tank and second storage tank intercommunication, compression spring holds and locates in first storage tank and the second storage tank, compression spring comprises at least three spiral shell ring layer, and two adjacent spiral shell ring layers are provided with the stopper respectively and with stopper assorted draw-in groove, work as compression spring pressure is when, the stopper projection is to in the draw-in groove.
2. A damper spring according to claim 1, wherein: the stopper is the hemisphere, the protruding bottom of locating the spiral shell circle layer of stopper, the top on spiral shell circle layer is seted up to the draw-in groove.
3. A damper spring according to claim 1, wherein: the damping spring further comprises a first rubber spring fixedly connected to the top wall of the first accommodating groove and a second rubber spring abutted to the bottom wall of the second accommodating groove, and the outer wall of the first rubber spring and the outer wall of the second rubber spring are sleeved with the compression spring.
4. A damper spring according to claim 1, wherein: the cross section of the first accommodating groove and the cross section of the second accommodating groove are both circular, and the ratio of the diameter of the first accommodating groove to the diameter of the second accommodating groove to the outer diameter of the compression spring is 1.3-1.5: 1.1-1.2: 1.
5. a damper spring according to claim 1, wherein: an annular limiting groove is formed in the side wall of the first accommodating groove, a clamping block matched with the annular limiting groove is convexly arranged at the top end of the bottom cover, and the bottom cover is clamped with the connecting seat through the clamping block; the depth of the annular limiting groove is larger than the deformation amount of the compression spring and smaller than the depth of the first accommodating groove.
6. A damper spring according to claim 5, wherein: the bottom wall of the annular limiting groove is provided with a guide inclined plane.
7. A damper spring according to claim 1, wherein: the connecting seat is provided with a screw hole; the bottom of bottom is fixed and is provided with the mount pad, the mounting hole has been seted up to the mount pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920664823.2U CN209990828U (en) | 2019-05-09 | 2019-05-09 | Damping spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920664823.2U CN209990828U (en) | 2019-05-09 | 2019-05-09 | Damping spring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209990828U true CN209990828U (en) | 2020-01-24 |
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ID=69293722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920664823.2U Active CN209990828U (en) | 2019-05-09 | 2019-05-09 | Damping spring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209990828U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112283292A (en) * | 2020-11-05 | 2021-01-29 | 珠海格力电器股份有限公司 | Vibration damper, motor suspension system and electric automobile |
| CN114370799A (en) * | 2021-12-31 | 2022-04-19 | 浙江兰菱机械股份有限公司 | Spring compression height detection method |
-
2019
- 2019-05-09 CN CN201920664823.2U patent/CN209990828U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112283292A (en) * | 2020-11-05 | 2021-01-29 | 珠海格力电器股份有限公司 | Vibration damper, motor suspension system and electric automobile |
| CN114370799A (en) * | 2021-12-31 | 2022-04-19 | 浙江兰菱机械股份有限公司 | Spring compression height detection method |
| CN114370799B (en) * | 2021-12-31 | 2023-07-28 | 浙江兰菱机械股份有限公司 | Spring pressure and height detection method |
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