CN207621170U - A kind of shaft - Google Patents
A kind of shaft Download PDFInfo
- Publication number
- CN207621170U CN207621170U CN201720249453.7U CN201720249453U CN207621170U CN 207621170 U CN207621170 U CN 207621170U CN 201720249453 U CN201720249453 U CN 201720249453U CN 207621170 U CN207621170 U CN 207621170U
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- CN
- China
- Prior art keywords
- shaft
- fixing end
- rotating
- fixed
- rotating 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
In order to overcome the above-mentioned deficiencies of the prior art, the utility model provides a kind of shaft.Including shell, first rotating shaft, the second shaft, rotating mechanism and position-limit mechanism;The rotating mechanism and the position-limit mechanism are placed in the shell.The first rotating shaft is identical with second pivot structure, and all there is inserted terminal and fixing end, the inserted terminal of the first rotating shaft and second shaft to be plugged in the rotating mechanism and the position-limit mechanism respectively.The fixing end of the first rotating shaft and second shaft stretches out the shell.The fixing end of the first rotating shaft and second shaft, the rotating mechanism rotation are stirred, the position-limit mechanism limits the angle of the rotating mechanism rotation.The utility model has the advantages that compared with prior art:Shaft described in the utility model can be applied at the rotation connection of each electronic product well.
Description
Technical field:
The utility model is related to shaft fields, and in particular, to a kind of shaft.
Background technology:
The definition of shaft:It is that link zero main part of product must be used, bear for not only having born moment of flexure in rotation work
The axis of torque is known as shaft.Common shaft has:Screen mobile phone is renovated or rotated to handset shaft ();Notebook computer rotation shaft;It is portable
Formula DVD shafts;LED desk lamp shaft;LCD display shaft;Vehicle-mounted brackets shaft such as GPS etc..
With the development of science and technology, various electronic products constantly occur, huge change is brought to people’s lives, especially
It is that the use of computer changes people’s lives mode, accelerates people’s lives rhythm.In the latest 20 years, with material science
Development and the smaller integrated chip of volume occur, present electronic product is all intended to volume smaller, thinner and more portable,
As the product of many cover-lifting types, rotating part is required for using shaft, and as small product size becomes smaller, correspondingly shaft should also be as becoming
It is more compact with it is accurate.
Utility model content:
In order to overcome the above-mentioned deficiencies of the prior art, the utility model provides a kind of shaft.
The technical solution of the utility model is as follows:A kind of shaft, including shell, first rotating shaft, the second shaft, rotating mechanism
And position-limit mechanism;The rotating mechanism and the position-limit mechanism are placed in the shell.The first rotating shaft and second turn described
Axle construction is identical, and all there is inserted terminal and fixing end, the inserted terminal of the first rotating shaft and second shaft to be plugged in respectively
The rotating mechanism and the position-limit mechanism.The fixing end of the first rotating shaft and second shaft stretches out the shell.It dials
The fixing end of the dynamic first rotating shaft and second shaft, the rotating mechanism rotation, the position-limit mechanism limit described turn
The angle of motivation structure rotation.
The rotating mechanism is in closed assembly is equipped with nut, shrapnel, first successively in the first rotating shaft and second shaft
Fixed block, moving block and the second fixed block, the nut are respectively arranged in the first rotating shaft and the second shaft beginning.
The position-limit mechanism includes cam, locating part, backstop rotor and stop part;The cam and the locating part are set
Between the shrapnel and first fixed block, the cam side wall is equipped with fan-shaped bump, and the locating part is equipped with fan
Connected in star, the fan-shaped bump are located in the scalloped recess, and the arc length of the scalloped recess is more than the arc of the fan-shaped bump
It is long;The backstop rotor and the stop part are set to below second fixed block, and the backstop rotor is equipped with chimb, described to stop
Block piece is equipped with backstop convex block, and the side wall of the backstop rotor contacts the side wall of the backstop convex block, when backstop rotor rotates to
When certain angle, the backstop convex block limits the chimb.
It is additionally provided with fixed mechanism in the shell, the fixed mechanism includes upper cover plate and fixed column, above and below the shell
Equipped with opening, an open end is equipped with baffle, and the baffle is integrally formed with the shell, and the upper cover plate is installed on described
Baffle, the fixed column terminal part are equipped with a boss, and the locating part is equipped with a stepped hole, and the fixed column passes through described
Rank hole, the stepped hole limit the boss, and the fixed column beginning is screwed in the upper cover plate, the fixed machine
Structure fixes the position relationship between the upper cover, nut, shrapnel, cam and locating part.
The first rotating shaft and second turn of inserted terminal and fixing end for including step-like distribution, the inserted terminal and described
Fixing end is cylinder, and the diameter of the fixing end is more than the diameter of the inserted terminal;The nut, shrapnel, cam, limit
Part, the first fixed block, moving block, the second fixed block, stop part and backstop rotor are installed on successively on the inserted terminal, and are passed through
The position relationship of part between the nut and the inserted terminal and the step of fixing end junction are fixed.
With the parallel notch of twice on the inserted terminal, the cam, moving block and backstop rotor bore cross
Section is consistent in the cross section of the inserted terminal.
Upper cover plate, locating part, the first fixed block, the second fixed block and the stop part cross section and the outer casing inner wall
Cross-sectional shape is consistent.
It is respectively provided with the first fixinig plate and the second fixinig plate in the fixing end of the first rotating shaft and second shaft.
The utility model has the advantages that compared with prior art:Shaft described in the utility model, can be very well
The rotation connection applied to each electronic product at.
Description of the drawings:
Fig. 1 is the explosive view of shaft described in the utility model;
Fig. 2 is the structural schematic diagram of rollback described in the utility model;
Fig. 3 is the structural schematic diagram of shaft locating part described in the utility model;
Fig. 4 is the structural schematic diagram of shaft backstop rotor described in the utility model;
Fig. 5 is the stop part structural schematic diagram of shaft described in the utility model;
Fig. 6 is the shell mechanism schematic diagram of shaft described in the utility model;
Fig. 7 is the structural schematic diagram of shaft described in the utility model.
Specific implementation mode:
The utility model is further illustrated with reference to specific embodiments and the drawings.
See shown in Fig. 1-7, a kind of shaft, including shell 1, first rotating shaft 2, the second shaft 3, rotating mechanism 4 and position restrainer
Structure 5;The rotating mechanism 4 and the position-limit mechanism 5 are placed in the shell 1;The first rotating shaft 2 and second shaft 3
Structure is identical, all has inserted terminal 21 and fixing end 22;The inserted terminal 21 of the first rotating shaft 2 and second shaft 3 is distinguished
It is plugged in the rotating mechanism 4 and the position-limit mechanism 5;The fixing end 22 of the first rotating shaft 2 and second shaft 3 is stretched out
The shell 1;The fixing end 22 of the first rotating shaft 2 and second shaft 3 is stirred, the rotating mechanism 4 rotates, the limit
Position mechanism 5 limits the angle of the rotation of the rotating mechanism 4.
The rotating mechanism 4 is in closed assembly is equipped with nut 41, shrapnel 42, the successively in the first rotating shaft 2 and the second shaft 3
One fixed block 43, moving block 44 and the second fixed block 45, the nut 41 are respectively arranged in the first rotating shaft 2 and described second
3 beginning of shaft.
The position-limit mechanism 5 includes cam 51, locating part 52, stop part 53 and backstop rotor 54.51 He of cam
The locating part 52 is set between the shrapnel 42 and first fixed block 43, and 51 side wall of the cam is equipped with fan-shaped bump
511, the locating part 52 is equipped with scalloped recess 521, and the fan-shaped bump 511 is located in the scalloped recess 521, described
The arc length of scalloped recess 521 is more than the arc length of the fan-shaped bump 511.The stop part 53 and the backstop rotor 54 are set to institute
45 lower section of the second fixed block is stated, the backstop rotor 54 is equipped with chimb 541, and the stop part 53 is equipped with backstop convex block 531, institute
The side wall for stating backstop rotor 54 contacts the side wall of the backstop convex block 531, described when backstop rotor 54 rotates to certain angle
Backstop convex block 531 limits the chimb 541.It should be understood that the first rotating shaft 2 and the second shaft 3 utilize the rotation
Mechanism 4 is rotated, when turning to certain angle 5 clamping of position-limit mechanism make first rotating shaft 2 and the second shaft 3 do not continue to turn
It is dynamic.
Fixed mechanism 6 is additionally provided in the shell 1, the fixed mechanism 6 includes upper cover plate 61 and fixed column 62, described outer
Opening is had on shell 1, an open end is equipped with baffle 12, and the baffle 12 is integrally formed with the shell 1, the upper cover
Plate 61 is installed on the baffle 12, and 62 terminal part of the fixed column is equipped with a boss 621, and the locating part 52 is equipped with a step
Hole 521, the fixed column 62 pass through the stepped hole 521, the stepped hole 521 to limit the boss 621, the fixed column 62
Beginning is screwed in the upper cover plate 61, and the fixed mechanism 6 fixes the upper cover plate 61, nut 41, shrapnel 42, convex
Position relationship between wheel 51 and locating part 52.
The first rotating shaft 2 and the second shaft 3 include the inserted terminal 21 and fixing end 22 of step-like distribution, the grafting
End and the fixing end are cylinder, and the diameter of the fixing end 22 is more than the diameter of the inserted terminal 21.The nut 41,
Shrapnel 42, cam 51, locating part 52, the first fixed block 43, moving block 44, the second fixed block 45, stop part 53 and backstop rotor
54 are installed on successively on the inserted terminal 21, and pass through the nut 41 and the inserted terminal 21 and 22 junction of fixing end
The position relationship of part between step is fixed.With the notch that twice are parallel, the cam 51, rotation on the inserted terminal 21
Block 44 is consistent in the cross section of the inserted terminal 21 with the cross section of 54 centre bore of backstop rotor.
Upper cover plate 61, locating part 52, the first fixed block 43, the second fixed block 45 and 53 cross section of stop part and institute
It is consistent to state 1 cross section of inboard wall shape of shell.
It is solid that the first fixinig plate 23 and second is respectively provided in the fixing end 22 of the first rotating shaft 2 and second shaft 3
Stator 31.
Certainly, it is not to implement to limit the utility model the foregoing is merely specific embodiment of the utility model
Range, it is all according to the equivalent change or modification that structure, feature and principle is done described in present utility model application the scope of the claims, it should all wrap
It includes in present utility model application the scope of the claims.
Claims (8)
1. a kind of shaft, it is characterised in that:Including shell, first rotating shaft, the second shaft, rotating mechanism and position-limit mechanism;It is described
Rotating mechanism and the position-limit mechanism are placed in the shell;The first rotating shaft is identical with second pivot structure, all has
There are inserted terminal and fixing end;The inserted terminal of the first rotating shaft and second shaft is plugged in the rotating mechanism and institute respectively
State position-limit mechanism;The fixing end of the first rotating shaft and second shaft stretches out the shell;Stir the first rotating shaft and
The fixing end of second shaft, the rotating mechanism rotation, the position-limit mechanism limit the angle of the rotating mechanism rotation.
2. shaft according to claim 1, which is characterized in that the rotating mechanism is in the first rotating shaft and described second
Closed assembly is equipped with nut, shrapnel, the first fixed block, moving block and the second fixed block successively in shaft, and the nut is respectively arranged in
The first rotating shaft and the second shaft beginning;
3. shaft according to claim 2, which is characterized in that the position-limit mechanism includes cam, locating part, backstop rotor
And stop part;The cam and the locating part are set between the shrapnel and first fixed block, the cam side wall
Equipped with fan-shaped bump, the locating part is equipped with scalloped recess, and the fan-shaped bump is located in the scalloped recess, the fan
The arc length of connected in star is more than the arc length of the fan-shaped bump;The backstop rotor and the stop part are set to second fixed block
Lower section, the backstop rotor be equipped with chimb, the stop part be equipped with backstop convex block, the backstop rotor side wall contact described in
The side wall of backstop convex block, when backstop rotor rotates to certain angle, the backstop convex block limits the chimb.
4. shaft according to claim 3, which is characterized in that be additionally provided with fixed mechanism, the fixed machine in the shell
Structure includes upper cover plate and fixed column, has opening on the shell, and an open end is equipped with baffle, the baffle with it is described
Shell is integrally formed, and the upper cover plate is installed on the baffle, and the fixed column terminal part is equipped with a boss, on the locating part
Equipped with a stepped hole, the fixed column passes through the stepped hole, the stepped hole to limit the boss, and the fixed column beginning is logical
It crosses screw and is fixed on the upper cover plate, the fixed mechanism is fixed between the upper cover, nut, shrapnel, cam and locating part
Position relationship.
5. shaft according to claim 4, which is characterized in that the first rotating shaft and second turn include step-like distribution
Inserted terminal and fixing end, the inserted terminal and the fixing end be cylinder, the diameter of the fixing end is more than the grafting
The diameter at end;The nut, shrapnel, cam, locating part, the first fixed block, moving block, the second fixed block, stop part and only
Gear rotor is installed on successively on the inserted terminal, and passes through the nut and the step of the inserted terminal and fixing end junction
The position relationship of part between fixation.
6. shaft according to claim 5, which is characterized in that described with the notch that twice are parallel on the inserted terminal
Cam, moving block it is consistent in the cross section of the inserted terminal with the cross section of backstop rotor bore.
7. shaft according to claim 6, which is characterized in that the upper cover plate, locating part, the first fixed block, second
Fixed block and stop part cross section are consistent with the outer casing inner wall cross-sectional shape.
8. shaft according to claim 7, which is characterized in that in the fixing end of the first rotating shaft and second shaft
It is respectively provided with the first fixinig plate and the second fixinig plate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720249453.7U CN207621170U (en) | 2017-03-14 | 2017-03-14 | A kind of shaft |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720249453.7U CN207621170U (en) | 2017-03-14 | 2017-03-14 | A kind of shaft |
Publications (1)
Publication Number | Publication Date |
---|---|
CN207621170U true CN207621170U (en) | 2018-07-17 |
Family
ID=62818466
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201720249453.7U Expired - Fee Related CN207621170U (en) | 2017-03-14 | 2017-03-14 | A kind of shaft |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN207621170U (en) |
-
2017
- 2017-03-14 CN CN201720249453.7U patent/CN207621170U/en not_active Expired - Fee Related
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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: 20180717 Termination date: 20200314 |
|
CF01 | Termination of patent right due to non-payment of annual fee |