CN208311249U - 360 formula shaft of two-wheel single action - Google Patents
360 formula shaft of two-wheel single action Download PDFInfo
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- CN208311249U CN208311249U CN201820629533.XU CN201820629533U CN208311249U CN 208311249 U CN208311249 U CN 208311249U CN 201820629533 U CN201820629533 U CN 201820629533U CN 208311249 U CN208311249 U CN 208311249U
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- mandrel
- limit plate
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- limit
- wheel
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Abstract
The utility model discloses a kind of 360 formula shafts of two-wheel single action, including the first mandrel disposed in parallel and the second mandrel, transmission mechanism is provided between first mandrel and the second mandrel, abutting mechanism is provided on the first mandrel and the second mandrel of the transmission mechanism side, limiting stand is provided on the first mandrel and the second mandrel of the transmission mechanism other side, rotating and limiting mechanism is additionally provided between abutting mechanism and the transmission mechanism, for limiting, the first mandrel rotational angle is 0-180 degree to the rotating and limiting mechanism and the second mandrel rotational angle of limitation is 180-360 degree, the rotating and limiting mechanism includes the sliding block that can be moved and two extruding wheels with displacement relief portion.The utility model can not increase shaft thickness while guaranteeing smooth rotation, meet appearance and installation requirements.
Description
Technical field
The utility model relates to computer rotation shaft fields, and in particular to a kind of 360 formula shaft of two-wheel single action.
Background technique
Computer rotation shaft is that bridge is rotated between display screen and system for connecting, by the connection of shaft, so that display screen
It can open and close, nowadays computer rotation shaft is varied, and generally 180 degree rotation and 360 degree of rotation two major classes, especially 360 degree turns
Dynamic shaft is favored.
In actual production, some two distance between axles with certain thickness laptop rotating shaft are larger, can not use thin money
Shaft is arranged in the transmission parts between two axis and also becomes larger therewith, therefore will lead to laptop rotating shaft thickness when spacing becomes larger
Size is thicker, is not able to satisfy requirement, influences aesthetic appearance.
Summary of the invention
The technical problem to be solved by the present invention is to provide a kind of 360 formula shafts of two-wheel single action, can be smooth in guarantee
Do not increase shaft thickness while rotation, meets appearance and installation requirements.
In order to solve the above-mentioned technical problem, the utility model provides 360 formula shaft of two-wheel single action, including disposed in parallel
First mandrel and the second mandrel are provided with transmission mechanism, the transmission mechanism side between first mandrel and the second mandrel
The first mandrel and the second mandrel on be provided with abutting mechanism, the first mandrel and the second mandrel of the transmission mechanism other side
On be provided with limiting stand, be additionally provided with rotating and limiting mechanism between abutting mechanism and the transmission mechanism；
The transmission mechanism includes the first limit plate and the second limit plate, and first limit plate and second limit board ends
It is respectively sleeved on the first mandrel and the second mandrel, is set on the first mandrel between first limit plate and the second limit plate
It is equipped with the first extruding wheel, the second extruding wheel, institute are provided on the second mandrel between first limit plate and the second limit plate
Stating setting between the first extruding wheel and the second extruding wheel, there are two position-limited wheels, and the position-limited wheel both ends are separately positioned on the first limit
In the oblong guide groove opened up on plate and the second limit plate, first mandrel and the first extruding wheel are rotated synchronously, and described the
Two mandrels and the second extruding wheel rotate synchronously, and are provided with displacement relief portion in first extruding wheel and the second extruding wheel；
The rotating and limiting mechanism includes third limit plate, third limit board ends be respectively sleeved at the first mandrel and
On second mandrel, first angle rotation stop plate and second jiao are additionally provided between the third limit plate and the second adjacent limit plate
Rotation stop plate is spent, the first angle rotation stop plate and the first mandrel rotate synchronously, and the second angle rotation stop plate and the second mandrel are same
Step rotation, between the first angle rotation stop plate and third limit plate and between second angle rotation stop plate and third limit plate
The first limit block and the second limit block are provided with, the first limit block and the second limit block cooperation limiting rotating angle is 180
Degree；
The 4th limit plate is additionally provided between first limit plate and limiting stand, the 4th limit plate is set in first
On mandrel and the second mandrel, first limit plate, the second limit plate, third limit plate and the 4th limit plate same side on
It is provided with arc evacuation recess.
Further, the abutting mechanism includes the first oil sink sheet set gradually, several dish-type elastic slices, the second oil sink sheet
And lock screw.
Further, the abutting mechanism includes spring and lock screw.
Further, oil storage hole is offered on the first angle rotation stop plate and second angle rotation stop plate.
Further, riveting has installation connecting plate on first mandrel and second mandrel one end.
Further, first mandrel and the second mandrel surface are provided with standstill face.
The utility model has the beneficial effects that
The spacing between the first mandrel and the second mandrel can be increased by two position-limited wheels, and not will increase axial thickness
Size effectively satisfies the use demand；And setting displacement relief portion, limits with rotation in the first extruding wheel and the second extruding wheel
After the cooperation of position mechanism, the first mandrel rotation 0-180 can be reached when spending, the second mandrel does not rotate, and the second mandrel rotates 180-
At 360 degree, the first mandrel is not rotated, therefore reaches single action effect, and the mode of single action is shown in the first mandrel rotation normal use
It is not servo-actuated, after capable of guaranteeing display screen opening position precision when screen, in the middle part of shaft, and using reliable and stable.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the perspective view of the explosion of the utility model；
Fig. 3 is the transmission mechanism schematic diagram of the utility model；
Fig. 4 is the rotating and limiting mechanism schematic diagram of the utility model.
Specific embodiment
The utility model is described in further detail in the following with reference to the drawings and specific embodiments, so that those skilled in the art
The utility model may be better understood and can be practiced, but illustrated embodiment is not as the restriction to the utility model.
Referring to figs. 1 to 4, an embodiment of the 360 formula shaft of two-wheel single action of the utility model, including be arranged in parallel
The first mandrel 1 and the second mandrel 2, be provided with transmission mechanism 3 between the first mandrel and the second mandrel, the of transmission mechanism side
It is provided on one mandrel and the second mandrel and pushes against mechanism 4, be all provided on the first mandrel and the second mandrel of the transmission mechanism other side
It is equipped with limiting stand 5, pushes against and is additionally provided with rotating and limiting mechanism 6 between mechanism and transmission mechanism；Limiting stand and the cooperation of abutting mechanism
By transmission mechanism and rotating and limiting mechanism locking between two mandrels, in rotation, rotating and limiting mechanism to the first mandrel and
Second mandrel rotational angle is defined, and it is 180 degree that position-limit mechanism, which limits the first mandrel and the rotational angle of the second mandrel,
Cooperate with transmission mechanism, so that being that the first mandrel rotational angle is 0-180 degree and the second mandrel rotational angle is 180-360
Degree, achievees the effect that single action；
Wherein since the spacing of the first mandrel and the second mandrel is larger, in design, transmission mechanism includes the first limit
Position plate 7 and the second limit plate 8, the first limit plate and the second limit board ends are not set in the first mandrel and the second mandrel respectively
On, the first extruding wheel 9, the first limit plate and the second limit are provided on the first mandrel between the first limit plate and the second limit plate
It is provided with the second extruding wheel 10 on the second mandrel between the plate of position, there are two limits for setting between the first extruding wheel and the second extruding wheel
Position wheel 11, position-limited wheel both ends are separately positioned in the oblong guide groove 12 opened up on the first limit plate and the second limit plate, the
One mandrel and the first extruding wheel rotate synchronously, and the second mandrel and the second extruding wheel rotate synchronously, and the first extruding wheel and second squeezes
Displacement relief portion 13 is provided on wheel；Two position-limited wheels can increase the spacing of the first mandrel and the second mandrel, and not increase
The thickness for adding shaft keeps the matching degree of installation space, and when in use, two position-limited wheels mutually abut, one of position-limited wheel
It is abutted with the first extruding wheel, another position-limited wheel is abutted with the second extruding wheel, and in mutual abut, one of position-limited wheel
It is connected in displacement relief portion, therefore the spacing between the first extruding wheel and the second extruding wheel not can guarantee the two while turn
It is dynamic, can be stuck motionless because of position-limited wheel, to realize a mandrel rotation；After the first mandrel rotates 180 degree, the first extruding wheel
It is oppositely arranged, therefore two position-limited wheels are provided with transportable gap, continues with two displacement relief portion of the second extruding wheel
When rotation, the second mandrel drives the rotation of the second extruding wheel, and two position-limited wheels can be squeezed into the first extruding by the second extruding wheel
In the displacement relief portion of wheel, the second extruding wheel rotation at this time is unlocked, the rotation of achievable 180-360 degree.
It is above-mentioned to be limited in use, shaft is able to maintain relative vertical position, to guarantee display screen and main board
Relative position rotates, rest part does not rotate, therefore transmission mechanism and mainboard when display screen is opened for the first mandrel
Part can form upright position, until display screen also forms upright position with transmission mechanism after the first mandrel rotation 180 degree,
Then the second mandrel rotates, and it is accurate to reach opening and closing turned position, uses beautiful stablize.
Above structure is guaranteed the limitation of rotational angle by rotating and limiting mechanism in rotation comprising third limit plate 14,
Third limit board ends are respectively sleeved on the first mandrel and the second mandrel, between third limit plate and the second adjacent limit plate
It is additionally provided with first angle rotation stop plate 15 and second angle rotation stop plate 16, first angle rotation stop plate and the first mandrel rotate synchronously,
Second angle rotation stop plate and the second mandrel rotate synchronously, and between first angle rotation stop plate and third limit plate and second angle is stopped
The first limited block 17 and the second limited block 18, the first limit block and the second limit block are provided between rotating plate and third limit plate
Cooperation limiting rotating angle is 180 degree；In rotation, the sum of angle of the first limit block and the second limit block is 180 degree, therefore
Rotation can guarantee in 0-180 degree.Oil storage hole 26 is offered on above-mentioned first angle rotation stop plate and second angle rotation stop plate,
In rotation, the frictional force between the second limit plate, the smooth degree for improving service life and rotating are reduced.
Be additionally provided with the 4th limit plate 19 between first limit plate and limiting stand, the 4th limit plate be set in the first mandrel and
On second mandrel, the first limit plate, the second limit plate, third limit plate and the 4th limit plate same side on be provided with arc
Shape evacuation recess 20 can further decrease the thickness of shaft by arc evacuation recess, and when in use, shell is also
The beauty and screen shell that can accomplish curve evacuation rotate back to backwardness, and there are at evacuation, screen shell can also be prepared into
Arc, to reduce gap size；Above-mentioned oblong guide groove is prepared as arcuate structure, and two oblongs are oriented to slot position
In on same circular arc, structure design can guarantee that oblong guide groove opens up position and is located at the first limit plate and the second limit plate
Middle part, after avoiding setting arc evacuation recess, the spacing of side to oblong guide groove becomes smaller, and intensity occurs and not enough etc. asks
Topic, is effectively ensured service life.
Riveting has installation connecting plate 27 on the first mandrel and second mandrel one end, can reduce by way of riveting
The projection thickness of junction to reduce shaft size, and guarantees integral strength height.
First mandrel and the second mandrel surface are provided with standstill face, and offer on the component rotated synchronously with mandrel
Rotation stop hole, standstill face and rotation stop hole cooperatively form rotation stopping function, achieve the effect that synchronous rotation, easy to assembly, save the cost.
In one embodiment, above-mentioned abutting mechanism includes the first oil sink sheet set gradually, several dish-type elastic slices, second
Oil sink sheet and lock screw can axially carry out force fastening by multiple dish-type elastic slices.
In one embodiment, pushing against mechanism includes spring and lock screw, axially can carry out exerting a force tightly by pressure spring
Gu structure is simple, easy to assembly, and effectively reduces shaft volume.
Above embodiments are only preferred embodiments for fully illustrating the utility model, the guarantor of the utility model
It is without being limited thereto to protect range.Those skilled in the art made equivalent substitute or transformation on the basis of the utility model,
It is within the protection scope of the utility model.The protection scope of the utility model is subject to claims.
Claims (6)
1. a kind of 360 formula shaft of two-wheel single action, which is characterized in that described including the first mandrel disposed in parallel and the second mandrel
It is provided with transmission mechanism between first mandrel and the second mandrel, on the first mandrel and the second mandrel of the transmission mechanism side
It is provided with abutting mechanism, is provided with limiting stand on the first mandrel and the second mandrel of the transmission mechanism other side, it is described to support
Rotating and limiting mechanism is additionally provided between tight mechanism and transmission mechanism；
The transmission mechanism includes the first limit plate and the second limit plate, and first limit plate and the second limit board ends are divided equally
It is not set on the first mandrel and the second mandrel, is provided on the first mandrel between first limit plate and the second limit plate
First extruding wheel, is provided with the second extruding wheel on the second mandrel between first limit plate and the second limit plate, and described
Setting is there are two position-limited wheel between one extruding wheel and the second extruding wheel, the position-limited wheel both ends be separately positioned on the first limit plate and
In the oblong guide groove opened up on second limit plate, first mandrel and the first extruding wheel are rotated synchronously, second core
Axis and the second extruding wheel rotate synchronously, and are provided with displacement relief portion in first extruding wheel and the second extruding wheel；
The rotating and limiting mechanism includes third limit plate, and the third limit board ends are respectively sleeved at the first mandrel and second
On mandrel, first angle rotation stop plate is additionally provided between the third limit plate and the second adjacent limit plate and second angle is stopped
Rotating plate, the first angle rotation stop plate and the first mandrel rotate synchronously, and the second angle rotation stop plate is synchronous with the second mandrel to be turned
It is dynamic, it is respectively provided between the first angle rotation stop plate and third limit plate and between second angle rotation stop plate and third limit plate
There are the first limit block and the second limit block, the first limit block and the second limit block cooperation limiting rotating angle is 180 degree；
The 4th limit plate is additionally provided between first limit plate and limiting stand, the 4th limit plate is set in the first mandrel
On the second mandrel, first limit plate, the second limit plate, third limit plate and the 4th limit plate same side on be all provided with
It is equipped with arc evacuation recess.
2. 360 formula shaft of two-wheel single action as described in claim 1, which is characterized in that the abutting mechanism includes setting gradually
The first oil sink sheet, several dish-type elastic slices, the second oil sink sheet and lock screw.
3. 360 formula shaft of two-wheel single action as described in claim 1, which is characterized in that the abutting mechanism includes spring and lock
Gu nut.
4. 360 formula shaft of two-wheel single action as described in claim 1, which is characterized in that the first angle rotation stop plate and second
Oil storage hole is offered on angle rotation stop plate.
5. 360 formula shaft of two-wheel single action as described in claim 1, which is characterized in that first mandrel and the second mandrel one
Riveting has installation connecting plate on end.
6. 360 formula shaft of two-wheel single action as described in claim 1, which is characterized in that first mandrel and the second mandrel table
Face is provided with standstill face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820629533.XU CN208311249U (en) | 2018-04-28 | 2018-04-28 | 360 formula shaft of two-wheel single action |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820629533.XU CN208311249U (en) | 2018-04-28 | 2018-04-28 | 360 formula shaft of two-wheel single action |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208311249U true CN208311249U (en) | 2019-01-01 |
Family
ID=64713647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820629533.XU Active CN208311249U (en) | 2018-04-28 | 2018-04-28 | 360 formula shaft of two-wheel single action |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208311249U (en) |
-
2018
- 2018-04-28 CN CN201820629533.XU patent/CN208311249U/en active Active
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