CN208152812U - A kind of assistance type damper and covering plate structure - Google Patents
A kind of assistance type damper and covering plate structure Download PDFInfo
- Publication number
- CN208152812U CN208152812U CN201820459572.XU CN201820459572U CN208152812U CN 208152812 U CN208152812 U CN 208152812U CN 201820459572 U CN201820459572 U CN 201820459572U CN 208152812 U CN208152812 U CN 208152812U
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- driving shaft
- driven shaft
- assistance type
- type damper
- spring
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Abstract
The utility model discloses a kind of assistance type damper and covering plate structures, the assistance type damper, it is stifled including shell, axle sleeve, driving shaft, driven shaft, spring assembly and tail, driving shaft, driven shaft contact surface on be provided with matching spiral cam structure, spiral cam structure includes two symmetrically arranged cams centered on the central axis of driving shaft or driven shaft, cam includes helicoid and the plane positioned at helicoid one end, and the motion angle for actuating travel of helicoid is 30~90 °；When driving shaft turns to predetermined angular, the plane and the matched plane contact of driven shaft of driving shaft.The utility model has the advantages that since the motion angle for actuating travel of the surfaces of revolution is 30~90 °, assistance type damper is used on cover board, when cover plate lid close angle degree reaches 30~90 °, the plane and the matched plane contact of driven shaft of driving shaft, assistance type damper no longer provides torque, only axial force enables cover board tight close, and no longer there are gaps.
Description
Technical field
The utility model relates to assistance type damper fields, more particularly to a kind of assistance type damper and covering plate structure.
Background technique
Assistance type damper is arranged in use, using one end in existing cover board, and rotary damper is arranged in the other end
Mode carry out slow drop, but discovery in use, when cover board is rotated by 90 ° closure, still there is torque in assistance type damper one end,
It will cause and miniature deformation occurs using the cover board of damper, so that the cover board for causing some rigidity inadequate cannot be closed completely, meeting
There are gaps, influence the usage experience of user.
Utility model content
Purpose of utility model：In view of the above problems, the object of the present invention is to provide a kind of assistance type damper and lids
Hardened structure, to solve the technical issues of cover board cannot be closed completely.
Technical solution：
A kind of assistance type damper, including shell, axle sleeve, driving shaft, driven shaft, spring assembly and tail are stifled, the axle sleeve,
The driving shaft, the driven shaft, the spring assembly and the tail are stifled to be sequentially arranged in the shell, described axle sleeve one end
It is pierced by described shell one end, the other end is connect with described driving shaft one end, and the driving shaft other end is contacted with the driven shaft,
The pedestal of the driven shaft is matched with the inner cavity longitudinal section size of the shell, the contact surface of the driving shaft, the driven shaft
On be provided with matching spiral cam structure, the spiral cam structure includes two with the driving shaft or described driven
Symmetrically arranged cam centered on the central axis of axis, the cam include helicoid and the plane positioned at described helicoid one end,
The motion angle for actuating travel of the helicoid is 30~90 °；
When the driving shaft turns to predetermined angular, the plane of the driving shaft and the matched institute of the driven shaft
State plane contact.Since the motion angle for actuating travel of the surfaces of revolution is 30~90 °, this assistance type damper is used on cover board, when
When cover plate lid close angle degree reaches 30~90 °, the plane and the matched plane contact of driven shaft of the spiral cam structure of driving shaft, this
When, assistance type damper no longer provides torque, makes cover board rapid descent, and cover board both ends do not have cross force, only axial force, makes to cover
Plate can tight close, no longer there are gap, user experience is preferable.
The motion angle for actuating travel of the helicoid is 80~90 ° in one of the embodiments,.
The helicoid is equipped with oil guide groove in one of the embodiments,.Due to being equipped with oil guide groove, can make in shell
Viscous liquid be retained in oil guide groove, the matching motion process of driving shaft and driven shaft can be made more smooth.
The driving shaft further includes mounting base in one of the embodiments, and described mounting base one end is equipped with the spiral
Cam structure, the other end are mounted on the axle sleeve in one end of the driving shaft.
The driven shaft further includes guide post in one of the embodiments, and the pedestal is cube structure, the bottom
Seat upper end is equipped with the spiral cam structure, and the quadrangle of the pedestal lower end is respectively equipped with the guiding being arranged straight down
Column.Due to being equipped with guide post, it is capable of increasing the pedestal of driven shaft and the lumen contact area of shell, makes driven shaft chamber inside the shell
Middle sliding is more smooth, while also increasing forced area when shell is contacted with driven shaft, is less likely to be damaged shell, reduces
A possibility that shell serious wear causes shell to fail increases the service life of shell.
It is respectively equipped with the spiral cam structure in the symmetrical two corners in pedestal upper end in one of the embodiments,
The vertically set guide post is respectively equipped in other two symmetrical two corners.Since pedestal upper end also is provided with being oriented to
Column further increases the contact area of driven shaft, slides driven shaft in chamber inside the shell more smooth.
The spring assembly includes spring one and spring two in one of the embodiments, and the diameter of the spring one is big
In the diameter of the spring two, the spring one is oppositely oriented with the spring two, and the spring one is installed on described driven
The pedestal lower end outside of axis, the spring two are installed on the pedestal lower end inside of the driven shaft.
A kind of covering plate structure, including cover board, support plate and two above-mentioned assistance type dampers, the cover board are located at the branch
Fagging top, the cover board set there are two the assistance type damper on the side of the support plate one, help described in two
Power type damper is located at the both ends of the side one, and two assistance type dampers respectively with the support board ends
Support axis connection, be rotatablely connected the cover board and the support plate.Since cover board two sides are designed with assistance type damper, make
The power that one both ends of deck side edge are subject to is consistent, and when cover plate lid is closed to predetermined angular, the assistance type damper at both ends is not
Torque is provided again, cover board both ends is made all not stress, thus the closure for enabling cover board to fit together perfectly, there are gaps.
Beneficial effect：Compared with prior art, the utility model has the advantages that：
1) above-mentioned assistance type damper, since the motion angle for actuating travel of the surfaces of revolution is 30~90 °, by this assistance type damper
Using on cover board, when cover plate lid close angle degree reaches 30~90 °, the plane and driven shaft of the spiral cam structure of driving shaft
The plane contact matched, at this moment, assistance type damper no longer provide torque, make cover board rapid descent, and cover board both ends do not have cross force,
Only axial force enables cover board tight close, and no longer there are gap, user experience is preferable.
2) above-mentioned covering plate structure is subject to one both ends of deck side edge since cover board two sides are designed with assistance type damper
Power is consistent, and when cover plate lid is closed to predetermined angular, the assistance type damper at both ends all no longer provides torque, makes cover board both ends
It does not all stress, thus the closure for enabling cover board to fit together perfectly, there are gaps.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the covering plate structure of the utility model；
Fig. 2 is the explosive view of the assistance type damper of the utility model；
Fig. 3 is the structural schematic diagram of the driving shaft of the utility model；
Fig. 4 is the structural schematic diagram of another angle of the driving shaft of the utility model；
Fig. 5 is the structural schematic diagram of the driven shaft of the utility model；
Fig. 6 is the structural schematic diagram of another angle of the driven shaft of the utility model；
Fig. 7 is the top view of Fig. 6.
Specific embodiment
Referring to Fig. 1, a kind of covering plate structure, including cover board 100, support plate 200 and two assistance type dampers, cover board
100 are located at 200 top of support plate, and cover board 100 is set on the side of support plate 200 1 there are two assistance type damper, and two
A assistance type damper is located at the both ends of side 1, and two assistance type dampers respectively with 200 both ends of support plate
Support shaft 210 connects, and is rotatablely connected cover board 100 and support plate 200.
Please refer to Fig. 2~7, a kind of assistance type damper, including shell 1, axle sleeve 2, driving shaft 3, driven shaft 4, groups of springs
Part 5, tail block up 6, gasket 8 and straight pin 9, and gasket 8, axle sleeve 2, driving shaft 3, driven shaft 4, spring assembly 5 and tail stifled 6 is successively installed
In shell 1, and it is set in gasket 8 on axle sleeve 2,2 one end of axle sleeve is pierced by 1 one end of shell, and the other end and 3 one end of driving shaft connect
It connects, 3 other end of driving shaft is contacted with driven shaft 4.
The pedestal 41 of driven shaft 4 is matched with the inner cavity longitudinal section size of shell 1, driving shaft 3, driven shaft 4 contact surface on
It is provided with matching spiral cam structure, spiral cam structure includes that two central axises with driving shaft 3 or driven shaft 4 are
The cam 7 of center symmetric setting, cam 7 include that helicoid 71 and the plane 72 positioned at 71 one end of helicoid, helicoid 71 push away
The angle Cheng Yundong is 30~90 °；
When driving shaft 3 turns to predetermined angular, the plane 72 of driving shaft 3 is contacted with the matched plane 72 of driven shaft 4.It is excellent
Choosing, the motion angle for actuating travel α of helicoid 71 is 80~90 °.In the present embodiment, the motion angle for actuating travel α of helicoid 71 is 90 °.Its
In, helicoid 71 is equipped with oil guide groove 711.Oil guide groove 711 is designed on helicoid 71 on driving shaft 3, driven shaft 4.Due to
Equipped with oil guide groove 711, the matching motion process of driving shaft 3 and driven shaft 4 can be made more smooth.
Fig. 3 and Fig. 4 is please referred to, driving shaft 3 further includes mounting base 31, and 31 one end of mounting base is equipped with spiral cam structure, separately
One end is mounted on axle sleeve 2 in one end of driving shaft 3.
Fig. 5 and Fig. 6 is please referred to, driven shaft 4 further includes guide post 42, and pedestal 41 is cube structure, and 41 upper end of pedestal is set
There is spiral cam structure, is respectively equipped with spiral cam structure in the symmetrical two corners in 41 upper end of pedestal, other two symmetrical two corners
On be respectively equipped with vertically set guide post 42.The quadrangle of 41 lower end of pedestal is respectively equipped with the guide post being arranged straight down
42.Guide post 42 is right angle trigonometry cylinder, the corner shape of two sides and pedestal 41 that two right-angle sides of guide post 42 are formed
Matching, the lumen contact of two sides and shell 1 that two right-angle sides of guide post 42 are formed.
Wherein, spring assembly 5 includes spring 1 and spring 2 52, and the diameter of spring 1 is greater than the straight of spring 2 52
Diameter, spring 1 is oppositely oriented with spring 2 52, and spring 1 is installed on 41 lower end outside of pedestal of driven shaft 4, spring two
52 are installed on 41 lower end inside of pedestal of driven shaft 4.5 one end of spring assembly and the lower end in contact of pedestal 41, the other end and tail stifled 6 one
End in contact can slow down the translational velocity intracavitary in shell of driven shaft 4, to cover board and decline due to being equipped with spring assembly 5
The active force in contrary direction, so that cover board be made to realize slow drop function.
Referring to Fig. 2, the installation process of above-mentioned assistance type damper is：By gasket 8, axle sleeve 2, driving shaft 3, driven shaft 4,
Spring assembly 5 and tail stifled 6 are successively installed in shell 1 from the tail end 11 of shell 1, and are set in gasket 8 on axle sleeve 2, axle sleeve 2
The head end 12 of shell 1 is stretched out in one end, and 31 one end of mounting base of driving shaft 3 is mounted on axle sleeve 2 in 31 one end of mounting base, actively
Axis 3 is contacted with the spiral cam structure matching of driven shaft 4, the lower end in contact of the pedestal 41 of 5 one end of spring assembly and driven shaft 4, separately
One end is set on tail stifled 6, with straight pin 9 from being inserted into tail stifled 6 outside shell 1, to complete the installation of assistance type damper
Process.
The installation process of above-mentioned covering plate structure is：Two assistance type dampers are separately mounted to the side one of cover board 100
110 both ends, one end that the axle sleeve 2 of assistance type damper stretches out shell are mounted in the support shaft 210 of support plate 200, work as cover board
100 during open or close, and the shell 1 of two assistance type dampers is rotated with the movement of cover board 100.In cover plate closing
In the process, when shell 1 rotates, driven shaft 4 is moved with 1 synchronizing moving of shell, driven shaft 4 along 1 cavity length direction of shell, main
Moving axis 1 and driven shaft 4 do not rotate, when cover board 100 rotates down 90 °, the plane 72 of driven shaft 4 with 3, driving shaft
The plane 72 matched contacts, so that assistance type damper be made no longer to provide torque, the closure for enabling cover board to fit together perfectly, not there are
Gap.
In other embodiments, the motion angle for actuating travel of helicoid 71, which can according to need, is arranged to other angles, works as cover board
100 when being swung down to predetermined angular, and the plane 72 of driven shaft 4 is contacted with the matched plane 72 of driving shaft 3, assistance type damper
Torque is no longer provided, cover board 100 is quickly swung down to cover board 100 and is closed completely, and making cover board, there are gaps.
Claims (8)
1. a kind of assistance type damper, which is characterized in that including shell (1), axle sleeve (2), driving shaft (3), driven shaft (4), bullet
Spring component (5) and tail block up (6), the axle sleeve (2), the driving shaft (3), the driven shaft (4), the spring assembly (5) and
The tail blocks up (6) and is sequentially arranged in the shell (1), and described axle sleeve (2) one end is pierced by the shell (1) one end, the other end
It is connect with the driving shaft (3) one end, driving shaft (3) other end is contacted with the driven shaft (4), the driven shaft (4)
Pedestal (41) matched with the inner cavity longitudinal section size of the shell (1), the contact of the driving shaft (3), the driven shaft (4)
Spiral cam structure is provided with matching on face, the spiral cam structure includes two with the driving shaft (3) or institute
State symmetrically arranged cam (7) centered on the central axis of driven shaft (4), the cam (7) includes helicoid (71) and is located at institute
The plane (72) of helicoid (71) one end is stated, the motion angle for actuating travel of the helicoid (71) is 30~90 °；
When the driving shaft (3) turns to predetermined angular, the plane (72) of the driving shaft (3) and the driven shaft
(4) the matched plane (72) contact.
2. a kind of assistance type damper according to claim 1, which is characterized in that the rise of the helicoid (71) moves
Angle is 80~90 °.
3. a kind of assistance type damper according to claim 1, which is characterized in that the helicoid (71) is equipped with Oil Guide
Slot (711).
4. a kind of assistance type damper according to claim 1, which is characterized in that the driving shaft (3) further includes installation
Seat (31), described mounting base (31) one end are equipped with the spiral cam structure, and the other end is mounted on the axle sleeve (2) close to described
In one end of driving shaft (3).
5. a kind of assistance type damper described according to claim 1~any one of 4, which is characterized in that the driven shaft
It (4) further include guide post (42), the pedestal (41) is cube structure, and pedestal (41) upper end is equipped with the spiral cam
The quadrangle of structure, pedestal (41) lower end is respectively equipped with the guide post (42) being arranged straight down.
6. a kind of assistance type damper according to claim 5, which is characterized in that pedestal (41) upper end symmetrical two
It is respectively equipped with the spiral cam structure on angle, vertically set described lead is respectively equipped in other two symmetrical two corners
To column (42).
7. a kind of assistance type damper according to claim 5, which is characterized in that the spring assembly (5) includes spring
One (51) and spring two (52), the diameter of the spring one (51) are greater than the diameter of the spring two (52), the spring one
(51) oppositely oriented with the spring two (52), the spring one (51) is installed on the pedestal of the driven shaft (4)
(41) lower end outside, the spring two (52) are installed on the pedestal (41) lower end inside of the driven shaft (4).
8. a kind of covering plate structure, which is characterized in that any including cover board (100), support plate (200) and two claims 1~7
Assistance type damper described in one, the cover board (100) are located at the support plate (200) top, and the cover board (100) is close
It is set on the side one (110) of the support plate (200) there are two the assistance type damper, two assistance type dampers divide
Not Wei Yu the side one (110) both ends, and two assistance type dampers respectively with the support plate (200) both ends
Support shaft (210) connection, is rotatablely connected the cover board (100) and the support plate (200).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820459572.XU CN208152812U (en) | 2018-04-02 | 2018-04-02 | A kind of assistance type damper and covering plate structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820459572.XU CN208152812U (en) | 2018-04-02 | 2018-04-02 | A kind of assistance type damper and covering plate structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208152812U true CN208152812U (en) | 2018-11-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820459572.XU Active CN208152812U (en) | 2018-04-02 | 2018-04-02 | A kind of assistance type damper and covering plate structure |
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| Country | Link |
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| CN (1) | CN208152812U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111608521A (en) * | 2019-02-22 | 2020-09-01 | 北京北方华创微电子装备有限公司 | Cover opening device for chamber and semiconductor processing equipment |
-
2018
- 2018-04-02 CN CN201820459572.XU patent/CN208152812U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111608521A (en) * | 2019-02-22 | 2020-09-01 | 北京北方华创微电子装备有限公司 | Cover opening device for chamber and semiconductor processing equipment |
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