CN114197983B - Damper - Google Patents
Damper Download PDFInfo
- Publication number
- CN114197983B CN114197983B CN202210058623.9A CN202210058623A CN114197983B CN 114197983 B CN114197983 B CN 114197983B CN 202210058623 A CN202210058623 A CN 202210058623A CN 114197983 B CN114197983 B CN 114197983B
- Authority
- CN
- China
- Prior art keywords
- section
- friction plate
- mandrel
- cap head
- rear end
- 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.)
- Active
Links
- 230000003068 static effect Effects 0.000 claims abstract description 24
- 238000013016 damping Methods 0.000 abstract description 21
- 230000004323 axial length Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 4
- 239000000463 material Substances 0.000 description 3
- 125000006850 spacer group Chemical group 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F5/00—Braking devices, e.g. checks; Stops; Buffers
- E05F5/06—Buffers or stops limiting opening of swinging wings, e.g. floor or wall stops
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F3/00—Closers or openers with braking devices, e.g. checks; Construction of pneumatic or liquid braking devices
- E05F3/16—Closers or openers with braking devices, e.g. checks; Construction of pneumatic or liquid braking devices with friction brakes
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/30—Application of doors, windows, wings or fittings thereof for domestic appliances
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/30—Application of doors, windows, wings or fittings thereof for domestic appliances
- E05Y2900/31—Application of doors, windows, wings or fittings thereof for domestic appliances for refrigerators
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/30—Application of doors, windows, wings or fittings thereof for domestic appliances
- E05Y2900/312—Application of doors, windows, wings or fittings thereof for domestic appliances for washing machines
Abstract
The invention provides a damper, which can provide damping force within a 360-degree rotation angle range, has a large angle range of the damping force and is wide in application range; the unidirectional bearing realizes unidirectional rotation of the cap head relative to the mandrel, when the cap head is rotated in a preset direction, the mandrel is driven to synchronously rotate, and when the cap head is rotated in the opposite direction, the cap head idles relative to the mandrel, so that unexpected damping force possibly caused by misoperation is avoided; in addition, the control of the unidirectional rotation direction of the cap head relative to the mandrel can be realized through the installation direction of the unidirectional bearing, so that the application range of the unidirectional rotation control damper is enlarged; through the screw thread cooperation of first nut and second nut and dabber screw thread section to can realize the regulation of elastic component axial length, and then can adjust the size scope of the friction damping force that provides between dynamic friction plate and first, the second static friction plate axial terminal surface according to actual demand, further widen the application scope of this attenuator.
Description
Technical Field
The invention relates to the technical field of dampers, in particular to a damper.
Background
Along with the development of technology, damping structures such as a refrigerator door, a washing machine cover plate, an electric cooker cover plate and the like are gradually popularized in more and more occasions, so that potential personal safety hazards possibly caused to users when the door plate or the cover plate is opened or falls down quickly and noise generated when the door plate or the cover plate is opened or closed or rises and falls down too quickly are avoided. However, the damper in the prior art has the following problems in use:
1) The damper in the prior art can only provide damping force within a certain rotation angle range, and the provided damping force range is small and the application range is narrow;
2) The damper in the prior art cannot realize a one-way locking function, and unexpected damping force can be provided in a reverse adjustment process caused by some misoperation;
3) The damper in the prior art can only provide damping force in a fixed range, and can not adjust the size range of the damping force according to actual requirements, so that further popularization and application of the damper are limited.
Disclosure of Invention
In view of the above, the present invention provides a damper.
The invention adopts the technical scheme that:
a damper comprising a housing having a cavity formed therein, a front end of a spindle extending into the cavity and rotatable relative to the housing, a rear end of the spindle extending from the cavity and being externally sleeved with a cap, characterized in that:
a one-way bearing is arranged between the cap head and the rear end of the mandrel so that the cap head can synchronously rotate or idle relative to the mandrel;
the mandrel comprises a positioning section positioned in the middle, a first nut, a second nut, a first gasket, an elastic piece, a first dynamic friction plate, a static friction plate and a second dynamic friction plate are sleeved outside the front end of the positioning section from front to back in sequence, the first nut and the second nut are in threaded fit with the mandrel, the first dynamic friction plate and the second dynamic friction plate synchronously rotate along with the mandrel, and the static friction plate is fixedly arranged in the shell; the screw thread upper cover is fixed in the inner wall of shell, the rear end of location section is located the inboard of screw thread upper cover and can rotate for the screw thread upper cover.
As a further preferable implementation mode of the invention, a plurality of positioning protrusions are uniformly protruded at equal intervals on the circumferential direction of the inner wall of the shell, and a plurality of positioning grooves which are matched with the positioning protrusions are uniformly recessed at equal intervals on the circumferential direction of the outer edge of the static friction plate.
As a further preferred embodiment of the invention, the mandrel comprises a positioning section, a threaded section and a rotating section at the front end of the positioning section, and a middle section and a cap head section at the rear end of the positioning section; the thread section, the rotating section, the positioning section and the middle section are all positioned in the cavity of the shell; the cap head section extends from the interior of the cavity and is located within the interior of the cap head.
As a further preferred embodiment of the present invention, the outer wall of the threaded section is provided with external threads which are in threaded engagement with the first nut and the second nut.
As a further preferable embodiment of the present invention, the elastic member is sleeved on the outer periphery of the rotating section, and one end of the elastic member abuts against the first gasket, and the other end abuts against the first dynamic friction plate.
As a further preferred embodiment of the present invention, the aperture of the central hole of the first dynamic friction plate and the aperture of the central hole of the second dynamic friction plate are matched with the outer diameter of the rotating section, and the aperture of the central hole of the static friction plate is slightly larger than the outer diameter of the rotating section.
As a further preferred embodiment of the invention, the positioning section is located axially between the positioning projection and the threaded upper cover.
As a further preferable embodiment of the present invention, a plug is mounted at the rear end of the cap head, and a screw is mounted at the rear end of the mandrel.
As a further preferred embodiment of the invention, a second spacer is also mounted between the rear side of the positioning section and the front side of the threaded upper cover.
As a further preferable embodiment of the invention, the inner wall of the rear end of the shell is provided with an internal thread, the outer wall of the rear end of the threaded upper cover is provided with an external thread, and the threaded upper cover is fixedly connected with the inner wall of the shell through the threaded fit of the rear end external thread and the rear end internal thread of the shell.
Compared with the prior art, the invention has the following beneficial effects:
(1) The invention provides a damper which can provide damping force within a 360-degree rotation angle range, and has the advantages of wide angle range of the provided damping force and wide application range.
(2) The invention provides a damper, which realizes unidirectional rotation of a cap head relative to a mandrel through a unidirectional bearing, drives the mandrel to synchronously rotate when the cap head is rotated in a preset direction, and idles relative to the mandrel when the cap head is rotated in the opposite direction, so that accurate guiding is realized, and unexpected damping force possibly caused by misoperation is avoided; in addition, the control of the unidirectional rotation direction of the cap head relative to the mandrel can be realized through the installation direction of the unidirectional bearing, so that the application range of the unidirectional rotation control damper is enlarged.
(3) The invention provides a damper, wherein the axial length of an elastic piece can be adjusted by matching the threads of a first nut and a second nut with the threads of a mandrel, so that the range of the friction damping force provided between the axial end surfaces of a dynamic friction plate and a first static friction plate and between the axial end surfaces of the dynamic friction plate and a second static friction plate can be adjusted according to actual requirements, and the application range of the damper is further widened.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a cross-sectional view of the structure of the present invention;
FIG. 3 is an exploded view of the structure of the present invention;
FIG. 4 is a schematic view of the structure of the housing of the present invention;
FIG. 5 is a schematic view of the structure of the mandrel of the present invention;
fig. 6 is a schematic structural view of the static friction plate of the present invention.
Fig. 7 is a schematic structural view of the first and second dynamic friction plates according to the present invention.
Detailed Description
The invention will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the invention and therefore show only the structures which are relevant to the invention.
Referring to fig. 1 to 7, the damper provided by the present invention includes a housing 1, a cavity is formed in the housing 1, a front end of a mandrel 11 extends into the cavity and can rotate relative to the housing 1, and a rear end of the mandrel 11 extends out of the cavity and is sleeved with a cap 14;
as shown in fig. 1 to 3, in the present embodiment, a one-way bearing 12 is provided between the cap 14 and the rear end of the mandrel 11 to enable the cap 14 to rotate or idle synchronously with respect to the mandrel 11; the unidirectional bearing realizes unidirectional rotation of the cap head relative to the mandrel, when the cap head is rotated in a preset direction, the mandrel is driven to synchronously rotate, and when the cap head is rotated in the opposite direction, the cap head idles relative to the mandrel, so that accurate guiding is realized, and unexpected damping force possibly caused by misoperation is avoided; for example, when the cap head is rotated clockwise in the preset direction, the cap head can drive the mandrel to rotate synchronously, and when the cap head is rotated anticlockwise, the cap head can only idle relative to the mandrel.
In addition, the control of the unidirectional rotation direction of the cap head relative to the mandrel can be realized through the installation direction of the unidirectional bearing, so that the application range of the unidirectional rotation control damper is enlarged; when the preset direction is required to be adjusted to be a counterclockwise rotation direction, only the unidirectional bearing on the damper is required to be detached and then reversely installed, at the moment, the preset direction is adjusted to be the counterclockwise rotation direction, when the cap head is rotated clockwise, the cap head rotates relative to the spindle hole, and when the cap head is rotated counterclockwise, the cap head can drive the spindle to rotate synchronously.
As shown in fig. 2, in this embodiment, the mandrel 11 includes a positioning section 11-3 located in the middle, and a first nut 2, a second nut 3, a first spacer 4, an elastic member 5, a first dynamic friction plate 6, a static friction plate 7 and a second dynamic friction plate 8 are sleeved on the front end of the positioning section 11-3 in sequence from front to back; a second gasket 9 is further installed between the rear side of the positioning section 11-3 and the front side of the threaded upper cover 10, in this embodiment, the first gasket 4 is made of plastic material to meet the elastic requirement of abutting against the elastic member 5, and the second gasket 9 is made of stainless steel material to meet the abutting requirement of metal materials such as the mandrel 11 and the threaded upper cover 10.
As shown in fig. 5, the mandrel 11 in this embodiment includes a positioning section 11-3, a threaded section 11-1 and a rotating section 11-2 at the front end of the positioning section 11-3, and a middle section 11-4 and a cap section 11-5 at the rear end of the positioning section 11-3; the thread section 11-1, the rotating section 11-2, the positioning section 11-3 and the middle section 11-4 are all positioned in the cavity of the shell 1; the cap head segment 11-5 protrudes from the interior of the cavity and is located inside the cap head 14.
The first nut 2 and the second nut 3 are in threaded fit with the mandrel 11, as shown in fig. 5, external threads in threaded fit with the first nut 2 and the second nut 3 are arranged on the outer wall of the threaded section 11-1, and the axial length of the elastic piece can be adjusted through threaded fit of the first nut and the second nut with the threaded section of the mandrel, so that the range of the friction damping force provided between the movable friction plate and the axial end surfaces of the first static friction plate and the second static friction plate can be adjusted according to actual requirements, and the application range of the damper is further widened;
as shown in fig. 2, in this embodiment, the elastic member 5 is sleeved on the outer periphery of the rotating section 11-2, and one end of the elastic member 5 abuts against the first gasket 4, and the other end abuts against the first movable friction plate 6, and presses the first movable friction plate 6 through the elastic member, so as to adjust the friction damping force between the static friction plate 7 and the end surfaces of the first and second movable friction plates on both sides. In this embodiment, the elastic member 5 is a disc spring, and those skilled in the art know that any other kind of elastic member can be selected for the elastic member 5 according to the actual use requirement, and the specific kind of the elastic member 5 should not be used as a further limitation on the scope of protection claimed in the present application.
As shown in fig. 2-3, the first dynamic friction plate 6 and the second dynamic friction plate 8 synchronously rotate along with the mandrel 11, and the static friction plate 7 is fixedly installed in the shell 1; as shown in fig. 4 and 6, in this embodiment, a plurality of positioning protrusions 1-1 are uniformly protruded and arranged on the inner wall of the housing 1 at equal intervals in the circumferential direction, a plurality of positioning grooves 7-1 which are matched with the positioning protrusions 1-1 are uniformly recessed and arranged on the outer edge of the static friction plate 7 at equal intervals in the circumferential direction, and the static friction plate 7 is fixedly installed inside the housing 1 through the positioning matching of the positioning protrusions and the positioning grooves. In this embodiment, damping force is provided by friction between two end surfaces of the static friction plate 7 and end surfaces of the first dynamic friction plate 6 and the second dynamic friction plate 8, so that the static friction plate 7, the first dynamic friction plate 6 and the second dynamic friction plate 8 are all made of wear-resistant materials to further ensure working stability and prolong service life.
In this embodiment, as shown in fig. 5-7, the aperture of the central hole 6-1 of the first dynamic friction plate 6 and the aperture of the central hole 6-1 of the second dynamic friction plate 8 are matched with the outer diameter of the rotating section 11-2, and the aperture of the central hole 7-2 of the static friction plate 7 is slightly larger than the outer diameter of the rotating section 11-2.
As shown in fig. 2-3, a screw cap 10 is fixed to the inner wall of the housing 1, and the rear end of the positioning section 11-3 is located inside the screw cap 10 and is rotatable with respect to the screw cap 10. In this embodiment, the specific installation manner is that the inner wall of the rear end of the housing 1 is provided with an internal thread, the outer wall of the rear end of the threaded upper cover 10 is provided with an external thread, the threaded upper cover 10 is fixedly connected with the inner wall of the housing 1 through the threaded cooperation of the rear end external thread and the rear end internal thread of the housing 1, as shown in fig. 2, the positioning section 11-3 is axially located between the positioning protrusion 1-1 and the threaded upper cover 10, so that when the mandrel 11 rotates relative to the housing 1, the two sides in the axial direction are not blocked by the positioning protrusion 1-1 and the threaded upper cover 10, and therefore, no axial displacement is generated.
As shown in fig. 2, a plug 15 is mounted at the rear end of the cap head 14, the mandrel 11 is ensured to be positioned inside the cap head 14 by the plug 15, and a screw 13 is mounted at the rear end of the mandrel 11 so as to strengthen and protect the end of the mandrel 11 when the cap head 14 collides with the end of the mandrel 11.
The damper provided by the embodiment can provide damping force within a 360-degree rotation angle range, and is large in angle range and wide in application range. Simultaneously, unidirectional rotation of the cap head 14 relative to the mandrel 11 is realized through the unidirectional bearing, when the cap head 14 rotates in a preset direction, the mandrel 11 is driven to synchronously rotate, and when the cap head 14 rotates in the opposite direction, the cap head 14 idles relative to the mandrel 11, so that accurate guiding is realized, and unexpected damping force possibly caused by misoperation is avoided; in addition, the control of the unidirectional rotation direction of the cap head 14 relative to the mandrel 11 can be realized through the mounting direction of the unidirectional bearing 12, so that the application range of the unidirectional rotation control friction damper is enlarged. In addition, through the threaded fit of the first nut 2 and the second nut 3 and the threaded section 11-1 of the mandrel 11, the axial length of the elastic piece 5 can be adjusted, and the range of the friction damping force provided between the 7 dynamic friction plates and the axial end surfaces of the first static friction plates and the second static friction plates can be adjusted according to actual requirements, so that the application range of the damper is further widened.
With the above-described preferred embodiments according to the present invention as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present invention. The technical scope of the present invention is not limited to the description, but must be determined according to the scope of claims.
Claims (8)
1. Damper, the damper includes shell (1) be formed with the cavity in the inside of shell (1), the front end of dabber (11) stretches into inside the cavity and can rotate for shell (1), the rear end of dabber (11) is followed inside stretching out of cavity and overcoat has cap (14), its characterized in that:
a one-way bearing (12) is arranged between the cap head (14) and the rear end of the mandrel (11) so that the cap head (14) can synchronously rotate or idle relative to the mandrel (11);
the mandrel (11) comprises a positioning section (11-3) positioned in the middle, a first nut (2), a second nut (3), a first gasket (4), an elastic piece (5), a first dynamic friction plate (6), a static friction plate (7) and a second dynamic friction plate (8) are sleeved outside the front end of the positioning section (11-3) from front to back in sequence, the first nut (2) and the second nut (3) are in threaded fit with the mandrel (11), the first dynamic friction plate (6) and the second dynamic friction plate (8) rotate synchronously along with the mandrel (11), and the static friction plate (7) is fixedly arranged in the shell (1); the threaded upper cover (10) is fixed on the inner wall of the shell (1), and the rear end of the positioning section (11-3) is positioned on the inner side of the threaded upper cover (10) and can rotate relative to the threaded upper cover (10);
a plurality of positioning protrusions (1-1) are uniformly protruded at equal intervals in the circumferential direction of the inner wall of the shell (1), and a plurality of positioning grooves (7-1) which are matched with the positioning protrusions (1-1) are uniformly recessed at equal intervals in the circumferential direction of the outer edge of the static friction plate (7);
the mandrel (11) comprises a positioning section (11-3), a threaded section (11-1) and a rotating section (11-2) which are positioned at the front end of the positioning section (11-3), and a middle section (11-4) and a cap head section (11-5) which are positioned at the rear end of the positioning section (11-3); the thread section (11-1), the rotating section (11-2), the positioning section (11-3) and the middle section (11-4) are all positioned in the cavity of the shell (1); the cap head section (11-5) protrudes from the interior of the cavity and is located inside the cap head (14).
2. A damper according to claim 1, wherein: the outer wall of the thread section (11-1) is provided with external threads which are in threaded fit with the first nut (2) and the second nut (3).
3. A damper according to claim 1, wherein: the elastic piece (5) is sleeved on the periphery of the rotating section (11-2), one end of the elastic piece (5) is abutted against the first gasket (4), and the other end is abutted against the first dynamic friction plate (6).
4. A damper according to claim 1, wherein: the aperture of the central hole (6-1) of the first dynamic friction plate (6) and the aperture of the central hole of the second dynamic friction plate (8) are matched with the outer diameter of the rotating section (11-2), and the aperture of the central hole (7-2) of the static friction plate (7) is slightly larger than the outer diameter of the rotating section (11-2).
5. A damper according to claim 1, wherein: the positioning section (11-3) is axially located between the positioning boss (1-1) and the threaded upper cover (10).
6. A damper according to claim 1, wherein: a plug (15) is arranged at the rear end of the cap head (14), and a screw (13) is arranged at the rear end of the mandrel (11).
7. A damper according to claim 1, wherein: a second gasket (9) is further arranged between the rear side of the positioning section (11-3) and the front side of the threaded upper cover (10).
8. A damper according to claim 1, wherein: the inner wall of the rear end of the shell (1) is provided with an internal thread, the outer wall of the rear end of the threaded upper cover (10) is provided with an external thread, and the threaded upper cover (10) is fixedly connected with the inner wall of the shell (1) through the threaded fit of the rear end external thread and the rear end internal thread of the shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210058623.9A CN114197983B (en) | 2022-01-19 | 2022-01-19 | Damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210058623.9A CN114197983B (en) | 2022-01-19 | 2022-01-19 | Damper |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114197983A CN114197983A (en) | 2022-03-18 |
| CN114197983B true CN114197983B (en) | 2024-04-05 |
Family
ID=80658792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210058623.9A Active CN114197983B (en) | 2022-01-19 | 2022-01-19 | Damper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114197983B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2277114A1 (en) * | 1999-07-07 | 2001-01-07 | Multimatic Inc. | Integrated door check hinge for automobiles |
| CN102561874A (en) * | 2012-03-05 | 2012-07-11 | 徐伟 | Mechanical buffer and shower bath sliding door utilizing same |
| JP6023291B1 (en) * | 2015-08-20 | 2016-11-09 | 岡本 耕一 | Reducer that stops resisting after deceleration |
| CN108533111A (en) * | 2018-06-06 | 2018-09-14 | 四川大学 | Shutdown damper |
| CN109505476A (en) * | 2019-01-11 | 2019-03-22 | 广东顺德珂玥精密五金制造有限公司 | A kind of adjustable speed Damper Braces device |
| CN217001384U (en) * | 2022-01-19 | 2022-07-19 | 江苏吉凯中科技有限公司 | Damper |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6866588B2 (en) * | 2002-06-11 | 2005-03-15 | Illinois Tool Works Inc. | One-way damper |
-
2022
- 2022-01-19 CN CN202210058623.9A patent/CN114197983B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2277114A1 (en) * | 1999-07-07 | 2001-01-07 | Multimatic Inc. | Integrated door check hinge for automobiles |
| CN102561874A (en) * | 2012-03-05 | 2012-07-11 | 徐伟 | Mechanical buffer and shower bath sliding door utilizing same |
| JP6023291B1 (en) * | 2015-08-20 | 2016-11-09 | 岡本 耕一 | Reducer that stops resisting after deceleration |
| CN108533111A (en) * | 2018-06-06 | 2018-09-14 | 四川大学 | Shutdown damper |
| CN109505476A (en) * | 2019-01-11 | 2019-03-22 | 广东顺德珂玥精密五金制造有限公司 | A kind of adjustable speed Damper Braces device |
| CN217001384U (en) * | 2022-01-19 | 2022-07-19 | 江苏吉凯中科技有限公司 | Damper |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114197983A (en) | 2022-03-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5918348A (en) | Friction hinge with detent capability | |
| US20090320243A1 (en) | Hinge assembly | |
| US6125507A (en) | Closing device for covering member | |
| US8099833B2 (en) | Washer for hinge assembly | |
| CN113124042B (en) | Hinge device and folding terminal | |
| KR20040034405A (en) | tilt hinge | |
| US6775884B2 (en) | Clip-type friction hinge device | |
| CN217001384U (en) | Damper | |
| US11408598B2 (en) | Rotating arm structure of lamp and lamp with the rotating arm structure | |
| CN114197983B (en) | Damper | |
| JPH06294414A (en) | Shaft locking device | |
| CN217682790U (en) | Hierarchical damping rotating shaft mechanism with bounce function | |
| US20200190884A1 (en) | Hinge | |
| KR20030053196A (en) | Door hinge | |
| JP2602161Y2 (en) | Tilt hinge | |
| CN112524144A (en) | Self-attracting structure of rotating shaft | |
| JP2021535976A (en) | fan | |
| WO2019184673A1 (en) | Damper and circular air-conditioning air outlet | |
| CN212406366U (en) | Eccentric shaft handle base mechanism | |
| CN114059842A (en) | Eccentric shaft handle base mechanism | |
| CN217459425U (en) | Bin door device and gene sequencer | |
| CN212454813U (en) | Movable scroll disc locking structure of scroll compressor and scroll compressor | |
| JP3792795B2 (en) | Axis locking device | |
| CN114380009B (en) | Linear motion mechanism and disinfection device | |
| CN215445801U (en) | Damper, damping rotating structure and desktop support |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |