CN207621239U - Unidirectional rack damper - Google Patents
Unidirectional rack damper Download PDFInfo
- Publication number
- CN207621239U CN207621239U CN201721799204.1U CN201721799204U CN207621239U CN 207621239 U CN207621239 U CN 207621239U CN 201721799204 U CN201721799204 U CN 201721799204U CN 207621239 U CN207621239 U CN 207621239U
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- slide
- shaft part
- control
- gear
- cavity
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Abstract
The utility model discloses a kind of unidirectional rack dampers, including control shell, slide teeth condition, first gear, shaft part and gear assembly；When slide teeth condition is by outer force effect, the opposite sliding cavity of slide teeth condition is slided, to first gear engagement rotation, further shaft part rotation；When the moving direction of shaft part makes gear assembly with control tooth engagement, it is limited on gear assembly circumferencial direction, shaft part opposed gear component rotates, silicone oil is set in shaft control chamber, the viscosity of silicone oil is higher so that shaft part velocity of rotation is slack-off, to which first gear velocity of rotation is slack-off, therefore entire gear assembly is gradually slack-off with respect to the sliding in slide teeth condition, to play the role of buffering；On the contrary, if the glide direction of the opposite sliding cavity of slide teeth condition is not on the contrary, control limitation of the tooth to gear assembly periphery, shaft part does not stress, and realizes unidirectional damping, advantage of lower cost is easy to use, and safety is relatively high.
Description
Technical field
The utility model is related to damper more particularly to a kind of unidirectional rack dampers.
Background technology
Damper in the prior art is bidirectional stress, to needing the component for providing the resistance of motion above to be carried from both direction
For resistance, also result in being also in terms of two to the limitation of component；But on some engineering goods, unidirectional damping is
Optimum efficiency；The gear dampers bidirectional damper of the prior art, it is necessary to which setting is detached from damper at corresponding component again
Component meets the only requirement be unidirectionally obstructed, of high cost, it has not been convenient to, safety is relatively low.
Utility model content
The utility model aim is to provide a kind of unidirectional rack damper, and solving damper in the prior art can only be two-way
Stress, it is of high cost, it has not been convenient to, the problem of safety is relatively low.
The utility model solves technical problem and adopts the following technical scheme that：A kind of unidirectional rack damper, including control shell
Body, slide teeth condition, first gear, shaft part and gear assembly；The control shell includes control cavity and sliding cavity, institute
State the lower end that sliding cavity is fixed on the control cavity；The slide teeth condition pass through the sliding cavity and with its company of sliding
It connects；The inside of the control cavity is oval cavity, and on the direction slided with respect to slide teeth condition of the control cavity
Elliptical shaft is long axis, and control tooth is provided on the control cavity side inner wall on the long axis direction；The gear assembly is located at
In the control chamber body, and peripheral sliding that can be with the control cavity and the control tooth engagement of the gear assembly,
Shaft control chamber is offered in the gear assembly；The upper end of the shaft part is spindle rotationally arranged in the shaft control chamber
Interior, the control cavity is extended in the lower end of the shaft part, and the lower end of the shaft part is coaxially fixed with first gear；Institute
The upper end for stating shaft part is sealed in the shaft control chamber, and silicone oil is filled in the shaft control chamber；The sliding
The side of rack member is provided with rack, and the first gear is meshed with the rack.
Preferably, further include travel switch and indicator light, the travel switch is electrically connected with the indicator light, and described
Travel switch acts in the slide teeth condition, and indicator light carries out the sliding condition of slide teeth condition by travel switch bright
Lamp or instruction of turning off the light.
Preferably, the shaft part includes shaft, turntable and the first damping rotary grid, and turntable is arranged in the shaft upper end,
The upper surface of the turntable is provided with the first damping rotary grid, and the first damping rotary grid are mutual by least two arc panels
It is spaced the circle surrounded.
Preferably, the shaft part further includes the second damping rotary grid, and the second damping rotary grid are arranged at described turn
On disk, and the second damping rotary grid are located inside the first damping rotary grid.
Preferably, the travel switch includes pedestal, slide, reed, spring, effect block, upper cover and electrical contact；The cunning
Seat is slidably disposed in the pedestal, and one end of the slide extends to outside pedestal equipped with effect block, the slide
One end of the other end and reed is fixed, and spring is provided on the end face of the reed far from the slide；One end of the spring
Be connected on the slide, the spring and the other end abut on the cover；The upper cover is fixed on the base；
The other end of the reed extends slide, and can be connect with the end thereof contacts of the electrical contact；The other end of the electrical contact
Extend the pedestal, and is electrically connected with the indicator light.
Preferably, the slide teeth condition includes the first slide plate, the second slide plate and sliding floor, first sliding rail
Plate and the second slide plate are symmetrically arranged at the both sides of the sliding floor；First slide plate and the second slide plate it is outer
Inner wall of the side respectively with the sliding cavity is slidably connected；Rack is provided on the inside of first slide plate, described second slides
Effect platform is provided on the outside of rail plate, effect platform pushes up the effect block of the travel switch with the sliding of the second slide plate
Elevator is dynamic.
The utility model has the advantages that：It needs the component damped to be connected with the slide teeth condition, slides
The rack of rack member side setting is meshed with the first gear, when slide teeth condition is by outer force effect, slide teeth condition phase
Sliding cavity is slided, to first gear engagement rotation, further shaft part rotation；Shaft part is in control cavity simultaneously
The interior glide direction displacement along slide teeth condition, when the moving direction of shaft part makes gear assembly with control tooth engagement, tooth
It is limited on wheel assembly circumferencial direction, the rotation of shaft part opposed gear component, silicone oil, the viscosity of silicone oil is set in shaft control chamber
It is higher so that shaft part velocity of rotation is slack-off, to which first gear velocity of rotation is slack-off, therefore the opposite sliding of entire gear assembly
Sliding in rack member is gradually slack-off, to play the role of buffering；If on the contrary, the sliding of the opposite sliding cavity of slide teeth condition
Direction is not on the contrary, control limitation of the tooth to gear assembly periphery, then shaft part does not stress, and realizes unidirectional damping, cost phase
Easy to use to relatively low, safety is relatively high.
Description of the drawings
Fig. 1 is the structural schematic diagram of unidirectional rack damper；
Fig. 2 is the non-display control shell structure schematic diagram of unidirectional rack damper；
Fig. 3 is provided with the structural schematic diagram of gear assembly and shaft part in shell in order to control；
Fig. 4 is the A-A sectional views of Fig. 3；
Fig. 5 is shaft part structural schematic diagram；
Fig. 6 is to be provided with first gear and shaft part connection diagram；
Fig. 7 is travel switch structure exploded view.
The mark in the figure shows：1- controls shell；2- slide teeth conditions；3- first gears；4- shaft parts；5- gear sets
Part；6- controls cavity；7- slides cavity；8- controls tooth；9- shaft control chambers；10- racks；12- travel switches；13- shafts；
14- turntables；15- the first damping rotary grid；16- the second damping rotary grid；17- pedestals；18- slides；19- reeds；20- springs；
21- acts on block；22- upper covers；23- electrical contacts；The first slide plates of 24-；The second slide plates of 25-；26- sliding floors；27- is acted on
Platform.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Embodiment 1
Present embodiments provide a kind of unidirectional rack damper, including control shell 1, slide teeth condition 2, first gear 3,
Shaft part 4 and gear assembly 5；The control shell 1 includes control cavity 6 and sliding cavity 7, and the sliding cavity 7 is fixed on
The lower end of the control cavity 6；The slide teeth condition 2 passes through the sliding cavity 7 and is slidably connected with it；The control chamber
The inside of body 6 is oval cavity, and the control cavity 6 is length with respect to the elliptical shaft on the direction of 2 sliding of slide teeth condition
Axis, (ellipse according to the length of interior diameter be divided into long axis and short axle) are set on the 6 side inner wall of control cavity on the long axis direction
It is equipped with control tooth 8；The gear assembly 5 is located in the control cavity 6, and the periphery of the gear assembly 5 can be with described
The sliding of control cavity 6 is engaged with the control tooth 8, and shaft control chamber 9 is offered in the gear assembly 5；The shaft part 4
Upper end be spindle rotationally arranged in the shaft control chamber 9, the control cavity 6 is extended in the lower end of the shaft part 4, and
The lower end of the shaft part 4 is coaxially fixed with first gear 3；The upper end of the shaft part 4 is sealed in the shaft control chamber 9
It is interior, and silicone oil is filled in the shaft control chamber 9；The side of the slide teeth condition 2 is provided with rack 10, first tooth
Wheel 3 is meshed with the rack 10.
As shown in Figs. 1-3, the component damped is needed to be connected with above-mentioned slide teeth condition 2,2 side of slide teeth condition is set
Be equipped with rack 10, when slide teeth condition 2 when pulled, the rack 10 in slide teeth condition 2 is meshed with first gear 3, to
First gear 3 is driven to rotate, first gear 3 drives shaft part 4 to rotate；Gear assembly 5 is driven simultaneously slides in slide teeth condition 2
It is moved on dynamic direction, when the direction that gear assembly 5 moves makes the periphery of gear assembly 5 and 8 phase of control tooth of control cavity 6 nibble
When conjunction, due to control cavity 6 be in the circumferential without rotation, it is described so that gear assembly 5 does not rotate circumferentially, thus
So that the rotation in the shaft control chamber 9 of gear assembly 5 of shaft part 4, and because being filled with silicone oil in shaft control chamber 9, silicone oil
Viscosity is higher so that and the velocity of rotation of shaft part 4 is slack-off, to which 11 velocity of rotation of first gear is slack-off, therefore entire gear set
Part 5 is gradually slack-off with respect to the sliding in slide teeth condition 2, to play the role of buffering；
If the direction that slide teeth condition 2 is pulled is above-mentioned opposite direction, first gear 3 rotates, while gear assembly 5
It is driven and is moved on 2 direction contrary to the above of slide teeth condition, the periphery of gear assembly 5 will not be controlled the limit of cavity 6
System, the rotation of gear assembly 5 is unrestricted, and the rotation of the first gear 3 will not be affected, so slide teeth condition 2
Sliding it is unrestricted.The unidirectional rack damper of this set is only unidirectionally obstructed, for example unidirectional rack damper is applied to
In the equipment such as glove box, unidirectional damping best results are at low cost, are conveniently operated, safe.
The preferred further embodiment of the present embodiment further includes travel switch 12 and indicator light (not shown), institute
It states travel switch 12 to be electrically connected with the indicator light, and the travel switch 12 acts in the slide teeth condition 2, indicate
Lamp carries out bright light or instruction of turning off the light by travel switch 12 to the sliding condition of slide teeth condition 2.The sliding of slide teeth condition 2 with
The travel switch 12 links, and travel switch 12 is indicated by indicator light.
The preferred further embodiment of the present embodiment, as shown in figure 5, the shaft part 4 includes shaft 13,14 and of turntable
Turntable 14 is arranged in first damping rotary grid 15,13 upper end of the shaft, and the upper surface of the turntable 14 is provided with the first damping and turns
Moving grid 15, the first damping rotary grid 15 are by least two arc panels apart from one another by the circle surrounded.It is provided with the first resistance
Buddhist nun rotates grid 15, and in shaft control chamber 9 when rotation, silicone oil will increase 4 stress of shaft part with the cooperation of the first damping rotary grid 15
The resistance that shaft part 4 is subject to.
The preferred further embodiment of the present embodiment, the shaft part 4 further include the second damping rotary grid 16, and described
Two damping rotary grid 16 are arranged on the turntable 14, and the second damping rotary grid 16 are located at the first damping rotary grid
Inside 15.
The preferred further embodiment of the present embodiment provides a kind of travel switch 12；The travel switch 12 includes bottom
Seat 17, slide 18, reed 19, spring 20, effect block 21, upper cover 22 and electrical contact 23；The slide 18 is slidably disposed in
In the pedestal 17, and one end of the slide 18 extends to outside pedestal 17 equipped with effect block 21, the other end of the slide 18
It is fixed with one end of reed 19, the reed 19 is provided with spring 20 on the end face far from the slide 18；The spring 20
One end is connected on the slide 18, the spring 20 and the other end is connected in the upper cover 22；The upper cover 22 is fixed
On the pedestal 17；The other end of the reed 19 extends slide 18, and can connect with the end thereof contacts of the electrical contact 23
It connects；The other end of the electrical contact 23 extends the pedestal 17, and is electrically connected with the indicator light.It applies when on glove box,
When glove box is closed, effect block 21 is against on the effect platform 27 of rack 10, and spring 20, which is withstood, at this time leads to its contraction, reed
19 and electrical contact 23 be separated position, circuit no power.When glove box is opened, rack 10 moves, effect block 21 and effect platform
27 no longer contradict each other, and spring 20 springs back the contact electrical contact 22 of reed 19 so that being connect with slide 18, and circuit is caused to be powered.
The preferred further embodiment of the present embodiment, the slide teeth condition 2 include the first slide plate 24, the second sliding rail
Plate 25 and sliding floor 26, first slide plate, 24 and second slide plate 25 are symmetrically arranged at the sliding floor 26
Both sides；Inner wall of the outside of first slide plate, 24 and second slide plate 25 respectively with the sliding cavity 7 is slidably connected；Institute
The inside for stating the first slide plate 24 is provided with rack 10, and the outside of second slide plate 25 is provided with effect platform 27, acts on platform
27 carry out jacking campaign with the sliding of the second slide plate 25 to the effect block 21 of the travel switch 12.
As shown in fig. 7, being arranged travel switch 12 on the control shell 1, effect block 21 extends to the second slide plate
At effect platform 27 on 25, when slide teeth condition 2 is to a Slideslip, effect platform 27 is jacked up block 21 is acted on, and effect block 21 is made
For slide 18, slide 18 is slided with respect to pedestal 17, and spring 20 is compressed, and reed 19 is no longer connected with electrical contact 23,
Circuit no power, indicator light do not work；When slide teeth condition 2 is to above-mentioned opposite another Slideslip, effect platform 27 is no longer to making
It is jacked up with block 21, the reed 19 on slide 18 is electrically connected with electrical contact 23, and circuit is powered, and indicator light is bright；Travel switch is utilized in this way
12 and indicator light can to damping situation show.
The sequencing of above example is only for ease of description, can not represent the quality of embodiment.
Finally it should be noted that：Above example is only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that：
It still can be with technical scheme described in the above embodiments is modified, or is carried out to which part technical characteristic etc.
With replacement；And these modifications or replacements, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution
The spirit and scope of scheme.
Claims (6)
1. a kind of unidirectional rack damper, which is characterized in that including control shell, slide teeth condition, first gear, shaft part and
Gear assembly；
The control shell includes control cavity and sliding cavity, and the sliding cavity is fixed on the lower end of the control cavity；
The slide teeth condition passes through the sliding cavity and is slidably connected with it；
The inside of the control cavity is oval cavity, and on the direction slided with respect to slide teeth condition of the control cavity
Elliptical shaft is long axis, and control tooth is provided on the control cavity side inner wall on the long axis direction；The gear assembly is located at
In the control chamber body, and peripheral sliding that can be with the control cavity and the control tooth engagement of the gear assembly,
Shaft control chamber is offered in the gear assembly；
The upper end of the shaft part is spindle rotationally arranged in the shaft control chamber, and the lower end of the shaft part is extended described
Cavity is controlled, and the lower end of the shaft part is coaxially fixed with first gear；The upper end of the shaft part is sealed in described turn
In axis control chamber, and silicone oil is filled in the shaft control chamber；
The side of the slide teeth condition is provided with rack, and the first gear is meshed with the rack.
2. unidirectional rack damper according to claim 1, which is characterized in that further include travel switch and indicator light, institute
It states travel switch to be electrically connected with the indicator light, and the travel switch acts in the slide teeth condition, indicator light is logical
Overtravel is switched carries out bright light or instruction of turning off the light to the sliding condition of slide teeth condition.
3. unidirectional rack damper according to claim 2, which is characterized in that the shaft part include shaft, turntable and
Turntable is arranged in first damping rotary grid, the shaft upper end, and the upper surface of the turntable is provided with the first damping rotary grid, described
First damping rotary grid are by least two arc panels apart from one another by the circle surrounded.
4. unidirectional rack damper according to claim 3, which is characterized in that the shaft part further includes that the second damping turns
Moving grid, the second damping rotary grid are arranged on the turntable, and the second damping rotary grid are located at described first and damp
It rotates inside grid.
5. the unidirectional rack damper according to claim 2-4 any one, which is characterized in that the travel switch includes
Pedestal, slide, reed, spring, effect block, upper cover and electrical contact；
The slide is slidably disposed in the pedestal, and one end of the slide extends to outside pedestal equipped with effect block,
The other end of the slide and one end of reed are fixed, and the reed is provided with spring on the end face far from the slide；
One end of the spring is connected on the slide, the spring and the other end abut on the cover；On described
Lid is fixed on the base；
The other end of the reed extends slide, and can be connect with the end thereof contacts of the electrical contact；The electrical contact it is another
The pedestal is extended in one end, and is electrically connected with the indicator light.
6. unidirectional rack damper according to claim 5, which is characterized in that the slide teeth condition includes the first sliding rail
Plate, the second slide plate and sliding floor, first slide plate and the second slide plate are symmetrically arranged at the sliding floor
Both sides；Inner wall of the outside of first slide plate and the second slide plate respectively with the sliding cavity is slidably connected；
Be provided with rack on the inside of first slide plate, be provided with effect platform on the outside of second slide plate, effect platform with
The sliding for the second slide plate carries out jacking campaign to the effect block of the travel switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721799204.1U CN207621239U (en) | 2017-12-21 | 2017-12-21 | Unidirectional rack damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721799204.1U CN207621239U (en) | 2017-12-21 | 2017-12-21 | Unidirectional rack damper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207621239U true CN207621239U (en) | 2018-07-17 |
Family
ID=62820804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721799204.1U Expired - Fee Related CN207621239U (en) | 2017-12-21 | 2017-12-21 | Unidirectional rack damper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207621239U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109973567A (en) * | 2019-04-01 | 2019-07-05 | 上海杰邦塑料五金制品有限公司 | A kind of torque limiter |
| CN112504466A (en) * | 2020-11-12 | 2021-03-16 | 温州柚黛机电科技有限公司 | Infrared imaging detector with adjustable detection distance |
-
2017
- 2017-12-21 CN CN201721799204.1U patent/CN207621239U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109973567A (en) * | 2019-04-01 | 2019-07-05 | 上海杰邦塑料五金制品有限公司 | A kind of torque limiter |
| CN112504466A (en) * | 2020-11-12 | 2021-03-16 | 温州柚黛机电科技有限公司 | Infrared imaging detector with adjustable detection distance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180717 Termination date: 20201221 |