CN206530598U - A kind of Damping rotation shaft of adjusting torque - Google Patents
A kind of Damping rotation shaft of adjusting torque Download PDFInfo
- Publication number
- CN206530598U CN206530598U CN201720216229.8U CN201720216229U CN206530598U CN 206530598 U CN206530598 U CN 206530598U CN 201720216229 U CN201720216229 U CN 201720216229U CN 206530598 U CN206530598 U CN 206530598U
- Authority
- CN
- China
- Prior art keywords
- damping
- stop bit
- spring
- bit piece
- rotation shaft
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of Damping rotation shaft of adjusting torque, including fixing axle, stop bit piece, installing plate, spring, spring limiting part, adjusting screw and more than two pieces of damping fin, the stop bit piece is fixedly installed in one end of fixing axle, the damping fin, installing plate, spring and spring limiting part are sheathed in fixing axle from the other end of fixing axle successively, the end of thread of the adjusting screw is connected through spring limiting part with the screwed hole of fixed shaft end, and the ailhead of the adjusting screw is pressed in the end of spring limiting part.The utility model has the advantages that simple and compact for structure, with low cost, easy to adjust, reliability is high, service life is long.
Description
Technical field
The utility model major design Damping rotation shaft field, refers in particular to a kind of Damping rotation shaft of adjusting torque.
Background technology
Damping rotation shaft is a kind of hinge linkage, and for connecting two parts mutually rotated, it is in rotation work
Not only bear moment of flexure but also bear moment of torsion.Common rotating shaft has：Handset shaft (renovating or rotating mobile), notebook computer rotation shaft, car
Carry support, camera mount etc..
Major part Damping rotation shaft is when connection at present, and damping is nonadjustable, after equipment is installed, and is used therewith
Number of times it is more and more, damping can be gradually reduced, and equipment can not be made to keep good restrained condition.
Utility model content
The technical problems to be solved in the utility model is：In view of the deficienciess of the prior art, providing a kind of structure letter
Single compact, with low cost, easy to adjust, reliability is high, service life length adjusting torque Damping rotation shaft.
In order to solve the above technical problems, the utility model uses following technical scheme：
A kind of Damping rotation shaft of adjusting torque, including fixing axle, stop bit piece, installing plate, spring, spring limiting part, regulation
Screw and more than two pieces of damping fin, the stop bit piece are fixedly installed in one end of fixing axle, the damping fin, installing plate,
Spring and spring limiting part are sheathed in fixing axle from the other end of fixing axle successively, and the end of thread of the adjusting screw passes through bullet
Spring locating part is connected with the screwed hole of fixed shaft end, and the ailhead of the adjusting screw is pressed in the end of spring limiting part.
As further improvement of the utility model, the periphery of the damping fin offers at least one arc-shaped limit groove,
The side side wall of the damping fin towards stop bit piece is provided with spacer pin, and the spacer pin can be in the arc-shaped limit on adjacent damping fin
Coordinate in groove and slide, the stop bit piece is provided with pin-and-hole, the installing plate is provided with limited post, press close to one piece of damping of stop bit piece
Spacer pin on piece and pin-and-hole insertion coordinate positioning, the arc-shaped limit groove pressed close on one piece of damping fin of installing plate with it is described
Limited post, which is nested, to be positioned.
As further improvement of the utility model, the damping fin is 5 pieces, and the spacer pin is sliding in arc-shaped limit groove
The hard-over produced between dynamic critical distance, corresponding adjacent two pieces of damping fins is 30 degree.
As further improvement of the utility model, the fixing axle one end for installing stop bit piece is provided with externally threaded screw thread
Section, the root of thread segment is provided with the shaft shoulder, and the stop bit piece is by the way that its center borehole jack is on thread segment and is limited at the shaft shoulder, institute
State provided with the rotation stop plane being engaged between the center bore inner wall of stop bit piece and thread segment outer wall, the stop bit piece is by being connected to
The fixing nut of thread segment is fixed, and plain cushion and spring washer are provided between the stop bit piece and fixing nut.
As further improvement of the utility model, the inner hole wall of the spring limiting part and the other end outer wall of fixing axle
Between provided with the rotation stop plane that is engaged.
As further improvement of the utility model, the adjusting screw is sunk screw.
Compared with prior art, the utility model has the advantage of：
1st, the Damping rotation shaft of adjusting torque of the present utility model, the elastic force pressure of spring is adjusted by adjusting screw, tune is reached
The effect of the frictional force between damping fin is saved, so as to realize the regulation of damping, adjusts very convenient, reliability is high, and it is overall
It is simple and compact for structure, with low cost.
2nd, the Damping rotation shaft of adjusting torque of the present utility model, spacer pin coordinate in arc-shaped limit groove the limit of slip away from
From the maximum rotation angle between corresponding adjacent two pieces of damping fins can be determined, therefore, it is possible to be easy to by increasing or decreasing
The quantity of damping fin controls the hard-over scope of whole Damping rotation shaft；And the rotational angle between adjacent damping fin has
Limit, reduces abrasion, can also effectively improve the service life of Damping rotation shaft.
Brief description of the drawings
Accompanying drawing 1 is the decomposition texture schematic diagram of the utility model Damping rotation shaft.
Accompanying drawing 2 is the structural representation of the fixing axle of the utility model Damping rotation shaft.
Accompanying drawing 3 is the structural representation of the damping fin of the utility model Damping rotation shaft.
Accompanying drawing 4 is the structural representation of the spring limiting part of the utility model Damping rotation shaft.
Accompanying drawing 5 is the structural representation of the installing plate of the utility model Damping rotation shaft.
Accompanying drawing 6 is the structural representation of the stop bit piece of the utility model Damping rotation shaft.
Indicated in figure as follows：1st, fixing nut；2nd, plain cushion；3rd, spring washer；4th, stop bit piece；41st, pin-and-hole；42nd, first stops
Turn plane；5th, fixing axle；51st, thread segment；52nd, the face of cylinder；53rd, the second rotation stop plane；54th, screwed hole；55th, the 3rd rotation stop is put down
Face；6th, damping fin；61st, spacer pin；62nd, arc-shaped limit groove；7th, installing plate；71st, limited post；8th, spring；9th, spring limiting part；
91st, the 4th rotation stop plane；10th, adjusting screw.
Embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments, it is noted that this practicality
New protection domain is not limited merely to following embodiments, on the premise of the utility model principle is not departed from, to this practicality
New made any improvements and modifications, are regarded as protection domain of the present utility model.
As shown in figure 1, the Damping rotation shaft of adjusting torque of the present utility model, including fixing axle 5, stop bit piece 4, installing plate 7,
Spring 8, spring limiting part 9, adjusting screw 10 and more than two pieces of damping fin 6, stop bit piece 4 and the company of being respectively intended to of installing plate 7
Connect outside two parts for needing mutually to rotate.Stop bit piece 4 is fixedly installed in one end of fixing axle 5, damping fin 6, installing plate 7,
Spring 8 and spring limiting part 9 are sheathed in fixing axle 5 from the other end of fixing axle 5 successively.The end of thread of adjusting screw 10 is passed through
Spring limiting part 9 is connected with the screwed hole 54 of the end of fixing axle 5, and the ailhead of adjusting screw 10 is pressed in the end of spring limiting part 9
Portion.Thrust is applied by adjusting screw 10, the pressuring spring 8 of spring limiting part 9 is produced compression, the resilience masterpiece of spring
For installing plate 7, and damping fin 6 is passed to, make mutually to extrude between damping fin 6, so, when external component drives stop bit piece
4 and installing plate 7 when mutually rotating, the mutual rotation between damping fin 6 will produce corresponding friction according to the size of extruding force
Power, so as to form damping.So, pass through adjusting screw 10 adjust spring 8 elastic force, you can reach regulation damping fin 6 between
The effect of frictional force, so as to realize the regulation of damping, is adjusted very convenient.
It is preferred that, referring to Fig. 3, the periphery of damping fin 6 offers arc at least one arc-shaped limit groove 62, the present embodiment
Stopper slot 62 is two, and the side side wall of damping fin 6 towards stop bit piece 4 is provided with spacer pin 61, the quantity and arc of spacer pin 61
Stopper slot 62 is identical, and spacer pin 61 can coordinate in the arc-shaped limit groove 62 on adjacent damping fin 6 to be slided.Referring to Fig. 5, Fig. 6, only
Bit slice 4 is provided with pin-and-hole 41, and installing plate 7 is provided with limited post 71, the spacer pin 61 pressed close on one piece of damping fin 6 of stop bit piece 4
Coordinate positioning with the insertion of pin-and-hole 41, the arc-shaped limit groove 62 pressed close on one piece of damping fin 6 of installing plate 7 is nested with limited post 71 to match somebody with somebody
Close positioning.Spacer pin 61 coordinate in the arc-shaped limit groove 62 critical distance slided determine corresponding adjacent two pieces of damping fins 6 it
Between maximum rotation angle, therefore by increasing or decreasing the quantity of damping fin 6, it is possible to control the maximum of whole Damping rotation shaft
Angle range.
It is preferred that, damping fin 6 is 5 pieces, and spacer pin 61 slides critical distance, corresponding adjacent two in arc-shaped limit groove 62
The hard-over produced between block damping fin 6 is 30 degree, and 5 pieces of damping fins 6 amount to the corner that Damping rotation shaft can be made to produce 120 degree.
It is preferred that, referring to Fig. 2, the one end of fixing axle 5 for installing stop bit piece 4 is provided with externally threaded thread segment 51, thread segment
51 root is provided with the shaft shoulder, and stop bit piece 4 is by the way that its center borehole jack is on thread segment 51 and is limited at the shaft shoulder.Stop bit piece 4
Rotation stop provided with the rotation stop plane, the wherein center bore inner wall of stop bit piece 4 being engaged between center bore inner wall and the outer wall of thread segment 51
Plane is the first rotation stop plane 42, and the rotation stop plane of the outer wall of thread segment 51 is the 3rd rotation stop plane 55.Stop bit piece 4 is by being connected to
The fixing nut 1 of thread segment 51 is fixed, and plain cushion 2 and the packing ring 3 of spring 8 are provided between stop bit piece 4 and fixing nut 1, fixed
Nut 1 is preferably hex nut.
It is preferred that, referring to Fig. 2, Fig. 4, the inner hole wall of spring limiting part 9 and the outer wall of the other end face of cylinder 52 of fixing axle 5 it
Between provided with the rotation stop plane that is engaged, wherein, the rotation stop plane of the inner hole wall of spring limiting part 9 is the 4th rotation stop plane 91, Gu
The rotation stop plane of the other end outer wall of dead axle 5 is the second rotation stop plane 53.Due to being provided with rotation stop plane, spring limiting part 9 makes
Rotation will not be produced during so that adjusting screw 10 is not easy to loosen.
It is preferred that, adjusting screw 10 is sunk screw, and the end of spring limiting part 9 offers counterbore with matching.
Claims (6)
1. a kind of Damping rotation shaft of adjusting torque, it is characterised in that：Including fixing axle, stop bit piece, installing plate, spring, spring limit
Position part, adjusting screw and more than two pieces of damping fin, the stop bit piece are fixedly installed in one end of fixing axle, the damping
Piece, installing plate, spring and spring limiting part are sheathed in fixing axle from the other end of fixing axle successively, the spiral shell of the adjusting screw
Line end is connected through spring limiting part with the screwed hole of fixed shaft end, and the ailhead of the adjusting screw is pressed in spring limiting part
End.
2. the Damping rotation shaft of adjusting torque according to claim 1, it is characterised in that：The periphery of the damping fin is offered
At least one arc-shaped limit groove, the side side wall of the damping fin towards stop bit piece is provided with spacer pin, and the spacer pin can be in phase
Coordinate in arc-shaped limit groove on adjacent damping fin and slide, the stop bit piece is provided with pin-and-hole, the installing plate is provided with limited post,
The spacer pin pressed close on one piece of damping fin of stop bit piece coordinates positioning with pin-and-hole insertion, presses close to one piece of damping fin of installing plate
On arc-shaped limit groove and the limited post be nested and position.
3. the Damping rotation shaft of adjusting torque according to claim 2, it is characterised in that：The damping fin is 5 pieces, the limit
It is 30 degree that position pin slides the hard-over produced between critical distance, corresponding adjacent two pieces of damping fins in arc-shaped limit groove.
4. the Damping rotation shaft of the adjusting torque according to claim 1 or 2 or 3, it is characterised in that：The fixation of stop bit piece is installed
Axle one end is that, provided with externally threaded thread segment, the root of thread segment is provided with the shaft shoulder, and the stop bit piece is located at by its center borehole jack
On thread segment and it is limited at the shaft shoulder, provided with the rotation stop being engaged between the center bore inner wall and thread segment outer wall of the stop bit piece
Plane, the stop bit piece is fixed by being connected to the fixing nut of thread segment, is set between the stop bit piece and fixing nut
There are plain cushion and spring washer.
5. the Damping rotation shaft of the adjusting torque according to claim 1 or 2 or 3, it is characterised in that：The spring limiting part
Provided with the rotation stop plane being engaged between inner hole wall and the other end outer wall of fixing axle.
6. the Damping rotation shaft of the adjusting torque according to claim 1 or 2 or 3, it is characterised in that：The adjusting screw is heavy
Head screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720216229.8U CN206530598U (en) | 2017-03-07 | 2017-03-07 | A kind of Damping rotation shaft of adjusting torque |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720216229.8U CN206530598U (en) | 2017-03-07 | 2017-03-07 | A kind of Damping rotation shaft of adjusting torque |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206530598U true CN206530598U (en) | 2017-09-29 |
Family
ID=59915281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720216229.8U Expired - Fee Related CN206530598U (en) | 2017-03-07 | 2017-03-07 | A kind of Damping rotation shaft of adjusting torque |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206530598U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107883071A (en) * | 2017-12-08 | 2018-04-06 | 深圳市康瑞通精密仪器有限公司 | Rotary joint |
| CN114076161A (en) * | 2020-08-13 | 2022-02-22 | 深圳市博思得科技发展有限公司 | Friction moment adjusting mechanism |
| CN114234248A (en) * | 2021-12-14 | 2022-03-25 | 浙江美多电器有限公司 | Integrated kitchen panel turnover mechanism with long service life |
| CN114263537A (en) * | 2020-09-16 | 2022-04-01 | 广东逸动科技有限公司 | Marine electronic throttle control device, control method and ship |
-
2017
- 2017-03-07 CN CN201720216229.8U patent/CN206530598U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107883071A (en) * | 2017-12-08 | 2018-04-06 | 深圳市康瑞通精密仪器有限公司 | Rotary joint |
| CN114076161A (en) * | 2020-08-13 | 2022-02-22 | 深圳市博思得科技发展有限公司 | Friction moment adjusting mechanism |
| CN114076161B (en) * | 2020-08-13 | 2023-08-29 | 深圳市博思得科技发展有限公司 | Friction moment adjusting mechanism |
| CN114263537A (en) * | 2020-09-16 | 2022-04-01 | 广东逸动科技有限公司 | Marine electronic throttle control device, control method and ship |
| CN114263537B (en) * | 2020-09-16 | 2023-10-17 | 广东逸动科技有限公司 | Marine electronic throttle control device, control method and ship |
| CN114234248A (en) * | 2021-12-14 | 2022-03-25 | 浙江美多电器有限公司 | Integrated kitchen panel turnover mechanism with long service life |
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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 |
Granted publication date: 20170929 Termination date: 20180307 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |