CN210318297U - Novel damper - Google Patents
Novel damper Download PDFInfo
- Publication number
- CN210318297U CN210318297U CN201921341786.8U CN201921341786U CN210318297U CN 210318297 U CN210318297 U CN 210318297U CN 201921341786 U CN201921341786 U CN 201921341786U CN 210318297 U CN210318297 U CN 210318297U
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- axial cam
- face
- damper
- rotating shaft
- rear cover
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Abstract
The utility model discloses a novel damper, it includes: the fixing seat is provided with a mounting hole penetrating through the lower end face of the fixing seat along the upper end face of the fixing seat, and the lower end of the mounting hole is provided with a rear cover; the force reversing structure is used for converting the rotating torque into the linear torque and comprises an axial cam which is arranged in the mounting hole in an axial guiding mode and a rotating shaft which is matched with the axial cam, and the upper end of the rotating shaft extends out of the upper end of the fixed seat so as to be connected with the rotating body; the lower end of the rotating shaft is formed with a spiral convex tooth which is matched and arranged with a spiral tooth groove at the upper end of the axial cam; the linear damper module comprises a linear damper arranged in the mounting hole and a compression spring sleeved on the periphery of the linear damper, wherein the upper end and the lower end of the linear damper are respectively contacted with the lower end face of the axial cam and the upper end face of the rear cover, and the upper end and the lower end of the compression spring are respectively contacted with the lower end face of the axial cam and the upper end face of the rear cover.
Description
The technical field is as follows:
the utility model relates to a novel attenuator is refered in particular to in attenuator product technical field.
Background art:
the damper is a device for providing resistance to movement and reducing movement energy. Wherein, rotary damper makes the product obtain gentle mechanical motion, promotes the quality and the life-span of product, and the wide application is inserted etc. in little flip's upset, gift box, washing machine apron, dish washer apron, door window safety handle, ground, can effectively reduce the noise that the product produced when using, and it can make more gentle and agreeable and more laborsaving life that can improve the product of uncapping to make the lid move with the spring cooperation.
The rotary damper in the prior art is widely used by a flip cover or other rotating bodies, but the reverse resistance of the rotary damper is large when the flip cover is opened, the time from opening to closing of the flip cover is long, when the flip cover is opened from closing, the rotary damper has a damping effect, the angle is large, the use is small in angle difference, and great troubles are caused to users.
In view of the above, the present inventors propose the following.
The utility model has the following contents:
an object of the utility model is to overcome prior art not enough, provide a novel attenuator.
In order to solve the technical problem, the utility model discloses a following technical scheme: this novel attenuator includes: the fixing seat is provided with a mounting hole penetrating through the lower end face of the fixing seat along the upper end face of the fixing seat, and the lower end of the mounting hole is provided with a rear cover; the force reversing structure is used for converting the rotating torque into the linear torque and comprises an axial cam which is arranged in the mounting hole in an axial guiding mode and a rotating shaft which is matched with the axial cam, and the upper end of the rotating shaft extends out of the upper end of the fixed seat so as to be connected with the rotating body; the lower end of the rotating shaft is formed with a spiral convex tooth which is matched and arranged with a spiral tooth groove at the upper end of the axial cam; the linear damper module comprises a linear damper arranged in the mounting hole and a compression spring sleeved on the periphery of the linear damper, wherein the upper end and the lower end of the linear damper are respectively contacted with the lower end face of the axial cam and the upper end face of the rear cover, and the upper end and the lower end of the compression spring are contacted with the lower end face of the axial cam and the upper end face of the rear cover.
Further, in the above technical solution, the inner wall of the mounting hole is provided with a plurality of guide grooves, and the periphery of the axial cam is formed with a plurality of guide moving parts, which are installed in the guide grooves.
Further, in the above technical solution, the guide groove includes a large guide groove and a small guide groove, and a width of the large guide groove is greater than a width of the small guide groove; the guide moving part on the periphery of the axial cam comprises a large guide moving part and a small guide moving part, and the large guide moving part and the small guide moving part are respectively arranged in the large guide groove and the small guide groove.
Furthermore, in the above technical solution, a gasket is further sleeved on the upper end of the rotating shaft, and the gasket is in contact with the fixed seat.
Further, in the above technical scheme, a groove body and a through threaded hole mounted in the groove body are formed on the outer side of the upper end of the rotating shaft; the rotor is installed in the cell body to screw fixation with this screw hole through the screw, with fixed connection.
Further, in the above technical solution, a shaft body is formed at the lower end of the rotating shaft, and the spiral convex teeth are formed at the outer side of the shaft body; the axial cam is provided with a shaft hole matched with the shaft body, and the shaft body is arranged in the shaft hole in a penetrating mode.
Furthermore, in the above technical solution, a plurality of positioning blocks are formed on the periphery of the rear cover, the positioning blocks are disposed in the guide groove, a positioning pin is further inserted into the lower end of the fixing seat, and the positioning pin further passes through the transverse hole of the rear cover, so that the rear cover is detachably fixed to the lower end of the fixing seat.
After the technical scheme is adopted, compared with the prior art, the utility model has following beneficial effect: when the utility model works, the rotating body (such as a turnover cover) can drive the rotating shaft to rotate, when the rotating shaft rotates, the rotating shaft can drive the rotating shaft to rotate by matching the spiral tooth socket at the upper end of the axial cam through the spiral convex teeth, but the axial cam can only axially move in the mounting hole of the fixed seat, so that the axial cam can be driven to axially move in the mounting hole of the fixed seat when the rotating shaft rotates, the rotating torque is converted into the linear torque, in the axial straight line direction, the elastic force of the compression spring and the force generated by the straight line damper are utilized to absorb the straight line force of the axial cam, thereby maintaining a force balance and reversely providing a reverse acting force to the rotating shaft so as to achieve the damping effect, since two different forces, the elastic force of the compression spring and the force generated by the linear damper, are simultaneously used to absorb the linear force of the axial cam 31, a better damping effect can be achieved. The utility model can effectively reduce the reverse damping when the rotator (such as a flip) is opened, so that the opening is labor-saving and easier; the closing time of the rotating body is 1-8S from 85 degrees to 0 degree, however, the damping effect is generated when the rotating body is opened to any angle, and therefore the use is more convenient and safer.
Description of the drawings:
fig. 1 is a perspective view of the present invention;
fig. 2 is a cross-sectional view of the present invention;
fig. 3 is an exploded perspective view of the present invention;
FIG. 4 is a perspective view of the utility model with the fixing base removed;
fig. 5 is a perspective view of the fixing base of the present invention;
fig. 6 is a perspective view of the axial cam of the present invention;
fig. 7 is a perspective view of the middle rotating shaft of the present invention.
The specific implementation mode is as follows:
the present invention will be further described with reference to the following specific embodiments and accompanying drawings.
As shown in fig. 1-7, a novel damper is provided, which comprises: the fixing base 1 is provided with a mounting hole 11 penetrating through the lower end face of the fixing base 1 along the upper end face of the fixing base, and the lower end of the mounting hole 11 is provided with a rear cover 2; the force reversing structure 3 for converting the rotating moment into the linear moment comprises an axial cam 31 which is arranged in the mounting hole 11 in an axial guiding mode and a rotating shaft 32 which is matched with the axial cam 31, wherein the upper end of the rotating shaft 32 extends out of the upper end of the fixed seat 1 to be connected with a rotating body; a spiral convex tooth 321 is formed at the lower end of the rotating shaft 32, and the spiral convex tooth 321 is matched with the spiral tooth slot 311 at the upper end of the axial cam 31; the linear damper module 4 includes a linear damper 41 installed in the installation hole 11 and a compression spring 42 sleeved on the periphery of the linear damper 41, the upper and lower ends of the linear damper 41 are respectively contacted with the lower end face of the axial cam 31 and the upper end face of the rear cover 2, and the upper and lower ends of the compression spring 42 are respectively contacted with the upper end face of the rear cover 2 and the upper end face of the compression spring is contacted with the lower end face of the axial cam 31. When the utility model works, when the rotator (such as a flip cover) rotates, the rotator can drive the rotating shaft 32 to rotate, when the rotating shaft 32 rotates, the spiral convex teeth 321 are matched with the spiral tooth grooves 311 at the upper end of the axial cam 31 to drive the rotation, but the axial cam 31 can only axially guide in the mounting hole 11 of the fixing seat 1, so that when the rotating shaft 32 rotates, the axial cam 31 can be driven to axially guide in the mounting hole 11 of the fixing seat 1, the purpose of converting the rotating moment into the linear moment is achieved, in the axial linear direction, the linear force of the axial cam 31 is absorbed by the elastic force of the compression spring and the force generated by the linear damper, and further a force balance is maintained, a reverse acting force is reversely given to the rotating shaft, thereby the damping effect is achieved, because two different linear forces of the elastic force of the compression spring and the force generated by the linear damper are adopted simultaneously to absorb the linear force of the axial cam 31, it can achieve better damping effect. The utility model can effectively reduce the reverse damping when the rotator (such as a flip) is opened, so that the opening is labor-saving and easier; the closing time of the rotating body is 1-8S from 85 degrees to 0 degree, however, the damping effect is generated when the rotating body is opened to any angle, and therefore the use is more convenient and safer.
The inner wall of the mounting hole 11 is provided with a plurality of guide grooves 111, the periphery of the axial cam 31 is formed with a plurality of guide moving parts 312, and the guide moving parts 312 are mounted in the guide grooves 111, so that the axial cam 31 can only axially guide and move in the mounting hole 11 of the fixed seat 1.
The guide groove 111 comprises a large guide groove 1111 and a small guide groove 1112, and the width of the large guide groove 1111 is greater than that of the small guide groove 1112; the guide moving portion 312 at the periphery of the axial cam 31 includes a large guide moving portion 3121 and a small guide moving portion 3122, the large guide moving portion 3121 and the small guide moving portion 3122 are respectively installed in the large guide groove 1111 and the small guide groove 1112, the assembling structure thereof is more stable, and the guide movement is more sequential.
The upper end of the rotating shaft 32 is also sleeved with a gasket 33, and the gasket 33 is in contact with the fixed seat 1.
A groove body 322 and a through threaded hole 323 arranged in the groove body 322 are formed at the outer side of the upper end of the rotating shaft 32; the rotator is installed in the groove body 322 and is fixed with the screw hole 323 in a spiral way through screws so as to be fixedly connected, the assembly is convenient, and the assembly structure is stable.
A shaft body 324 is formed at the lower end of the rotating shaft 32, and the spiral convex tooth 321 is formed at the outer side of the shaft body 324; the axial cam 31 is provided with a shaft hole 313 matched with the shaft body 324, and the shaft body 324 is arranged in the shaft hole 313 in a penetrating way, so that when the rotating shaft 32 rotates to force the axial cam 31 to move linearly in the axial direction, the shaft body 324 is guided in the shaft hole 313, and the stability of the axial linear movement of the axial cam 31 is further ensured.
A plurality of positioning blocks 21 are formed on the periphery of the rear cover 2, the positioning blocks 21 are arranged in the guide groove 111, a positioning pin 12 is further inserted at the lower end of the fixing seat 1, and the positioning pin 12 further penetrates through a transverse hole 22 of the rear cover 2, so that the rear cover 2 is detachably fixed at the lower end of the fixing seat 1, and the assembly and disassembly are convenient.
To sum up, in the operation of the present invention, when the rotating body (e.g. the flip cover) rotates, the rotating shaft 32 is driven to rotate, when the rotating shaft 32 rotates, the spiral teeth 321 are engaged with the spiral teeth slot 311 at the upper end of the axial cam 31 to drive the rotation, but the axial cam 31 can only axially guide in the mounting hole 11 of the fixing base 1, so that when the rotating shaft 32 rotates, the axial cam 31 can be driven to axially guide in the mounting hole 11 of the fixing base 1, so as to convert the rotation moment into a linear moment, in the axial linear direction, the linear force of the axial cam 31 is absorbed by the elastic force of the compression spring and the force generated by the linear damper, and further a force balance is maintained, and a reverse acting force is reversely applied to the rotating shaft, so as to achieve the damping effect, because two different forces, namely, the elastic force of the compression spring and the force generated by the linear damper, are simultaneously used to absorb the linear force of the axial cam 31, it can achieve better damping effect. The utility model can effectively reduce the reverse damping when the rotator (such as a flip) is opened, so that the opening is labor-saving and easier; the closing time of the rotating body is 1-8S from 85 degrees to 0 degree, however, the damping effect is generated when the rotating body is opened to any angle, and therefore the use is more convenient and safer.
Of course, the above description is only an exemplary embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes and modifications made by the constructions, features, and principles of the present invention in accordance with the claims of the present invention are intended to be included in the scope of the present invention.
Claims (7)
1. A novel damper is characterized in that: it includes:
the fixing base (1) is provided with a mounting hole (11) penetrating through the lower end face of the fixing base (1) along the upper end face of the fixing base, and the lower end of the mounting hole (11) is provided with a rear cover (2);
the force reversing structure (3) is used for converting the rotating torque into the linear torque, and comprises an axial cam (31) which is arranged in the mounting hole (11) in an axial guiding mode and a rotating shaft (32) which is matched with the axial cam (31) for mounting, and the upper end of the rotating shaft (32) extends out of the upper end of the fixed seat (1) to be connected with a rotating body; a spiral convex tooth (321) is formed at the lower end of the rotating shaft (32), and the spiral convex tooth (321) is matched and installed with a spiral tooth groove (311) at the upper end of the axial cam (31);
the linear damper module (4) comprises a linear damper (41) installed in the installation hole (11) and a compression spring (42) sleeved on the periphery of the linear damper (41), wherein the upper end and the lower end of the linear damper (41) are respectively in contact with the lower end face of the axial cam (31) and the upper end face of the rear cover (2), and the upper end and the lower end of the compression spring (42) are respectively in contact with the upper end face of the rear cover (2) and the lower end face of the axial cam (31).
2. The new damper as claimed in claim 1, wherein: the inner wall of the mounting hole (11) is provided with a plurality of guide grooves (111), a plurality of guide moving parts (312) are formed on the periphery of the axial cam (31), and the guide moving parts (312) are mounted in the guide grooves (111).
3. The new damper as claimed in claim 2, wherein: the guide groove (111) comprises a large guide groove (1111) and a small guide groove (1112), and the width of the large guide groove (1111) is larger than that of the small guide groove (1112); the guide moving part (312) on the periphery of the axial cam (31) comprises a large guide moving part (3121) and a small guide moving part (3122), and the large guide moving part (3121) and the small guide moving part (3122) are respectively installed in the large guide groove (1111) and the small guide groove (1112).
4. A new damper according to any one of claims 1-3, characterized in that: the upper end of the rotating shaft (32) is further sleeved with a gasket (33), and the gasket (33) is in contact with the fixed seat (1).
5. A new damper according to any one of claims 1-3, characterized in that: a groove body (322) and a through threaded hole (323) arranged in the groove body (322) are formed on the outer side of the upper end of the rotating shaft (32); the rotator is arranged in the groove body (322) and is fixed with the threaded hole (323) in a spiral mode through screws so as to be fixedly connected.
6. The new damper as claimed in claim 5, wherein: a shaft body (324) is formed at the lower end of the rotating shaft (32), and the spiral convex teeth (321) are formed on the outer side of the shaft body (324); the axial cam (31) is provided with a shaft hole (313) matched with the shaft body (324), and the shaft body (324) penetrates through the shaft hole (313).
7. The new damper as claimed in claim 2, wherein: a plurality of positioning blocks (21) are formed on the periphery of the rear cover (2), the positioning blocks (21) are arranged in the guide groove (111), a positioning pin (12) is further inserted into the lower end of the fixing seat (1), and the positioning pin (12) further penetrates through a transverse hole (22) of the rear cover (2), so that the rear cover (2) is fixed at the lower end of the fixing seat (1) in a detachable mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921341786.8U CN210318297U (en) | 2019-08-16 | 2019-08-16 | Novel damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921341786.8U CN210318297U (en) | 2019-08-16 | 2019-08-16 | Novel damper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210318297U true CN210318297U (en) | 2020-04-14 |
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ID=70130423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921341786.8U Active CN210318297U (en) | 2019-08-16 | 2019-08-16 | Novel damper |
Country Status (1)
| Country | Link |
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| CN (1) | CN210318297U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110319135A (en) * | 2019-08-16 | 2019-10-11 | 东莞市培尔电子有限公司 | A kind of On A Retrofitted Damper |
| CN114165528A (en) * | 2021-11-26 | 2022-03-11 | 合肥恒力装备有限公司 | Coupling for width adjusting mechanism of reflow oven |
-
2019
- 2019-08-16 CN CN201921341786.8U patent/CN210318297U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110319135A (en) * | 2019-08-16 | 2019-10-11 | 东莞市培尔电子有限公司 | A kind of On A Retrofitted Damper |
| CN114165528A (en) * | 2021-11-26 | 2022-03-11 | 合肥恒力装备有限公司 | Coupling for width adjusting mechanism of reflow oven |
| CN114165528B (en) * | 2021-11-26 | 2024-01-30 | 合肥恒力装备有限公司 | Coupling for width adjusting mechanism of reflow oven |
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