CN204127588U - The double mode slewing gear of auto-manual and computer equipment - Google Patents
The double mode slewing gear of auto-manual and computer equipment Download PDFInfo
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- CN204127588U CN204127588U CN201420591837.3U CN201420591837U CN204127588U CN 204127588 U CN204127588 U CN 204127588U CN 201420591837 U CN201420591837 U CN 201420591837U CN 204127588 U CN204127588 U CN 204127588U
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Abstract
The utility model relates to the double mode slewing gear of a kind of auto-manual and computer equipment.The double mode slewing gear of this auto-manual comprises: the axis driving object moment; Be enclosed within axis cylindrical, the composite worm wheel of adjustable enclasping force; The irreversible worm engaged with worm gear; Drive the motor that irreversible worm rotates.The utility model solves when machine operation load (automatic rotation mode), and run into the extraneous torsion (hand rotation pattern) applied, motor is not affected by extraneous torsion, thus the damage of motor under avoiding hand rotation pattern.The utility model is applied to slewing gear field.
Description
Technical field
The utility model relates to slewing gear, particularly relates to the double mode slewing gear of a kind of auto-manual and computer equipment.
Background technique
Slewing gear uses in the fields such as electro-photographic head, electronic display, to rotate electro-photographic head, electronic display etc., makes it possible to facing to user's shooting, facing to user's display etc.Current rotation mode has two kinds: rotation mode and hand rotation pattern automatically.Current existing slewing gear can only adopt a kind of pattern.In automatic rotation device, automatic rotation generally passes through driven by motor; In manual rotating device, rotate slewing gear with hand.If rotate automatic rotation device with hand, motor can be reversed to drive and rotates and easily cause damage.
Model utility content
The utility model aim to provide a kind of can again can the double mode slewing gear that rotates of Non-follow control and have employed the computer equipment of this slewing gear by driven by motor automatic rotation, solve when machine operation load (automatic rotation mode), run into the extraneous torsion (hand rotation pattern) applied, motor is not affected by extraneous torsion, thus the damage of motor under avoiding hand rotation pattern.
To achieve these goals, an embodiment of the present utility model provides the double mode slewing gear of a kind of auto-manual, comprising: the axis driving object moment; Be enclosed within axis cylindrical, the composite worm wheel of adjustable enclasping force; The irreversible worm engaged with worm gear; Drive the motor that irreversible worm rotates.
Alternatively, there is screw hole on described axis top, connects described object, drives described object moment.
Alternatively, described worm gear comprises holddown spring part, bolt part and elastic clamp ring, and by adjusting bolt screw-in depth, the elastic force by holddown spring makes elastic clamp ring embrace axis, thus by worm gear set at axis cylindrical.
Alternatively, motor is connected with driving gear, and irreversible worm is connected with driven gear, and driving gear engages with driven gear, drives irreversible worm to rotate.
Alternatively, described irreversible worm is nylon worm screw.
Alternatively, described axis is steel axis.
Alternatively, the double mode slewing gear of described auto-manual also comprises: 0 type snap ring of fixing worm gear.
Of the present utility modelly another embodiment provides for a kind of computer equipment, it is characterized in that, comprise the double mode slewing gear of auto-manual in above-mentioned feature described in any one.
Because the utility model make use of the self-locking performance of worm and gear.When the angle of lead of worm screw is less than the equivalent friction angle of meshing wheel between cog, mechanism has self-locking performance, can realize reverse self-locking, namely can only drive worm gear by worm screw, and can not drive worm screw by worm gear.When automatically rotating, driven by motor driving gear, driving gear drives driven gear and irreversible worm to rotate, and irreversible worm drives worm gear wheel, and worm gear drives central axis, thus drives object moment; When hand rotation, hand makes central axis, thus rotates object, and the rotation of worm gear can not make irreversible worm rotate, and therefore motor is not reversed and drives rotation, avoids the damage of motor under hand rotation pattern.
Accompanying drawing explanation
These objects of the present utility model, feature and advantage and other objects, feature and advantage can become definitely from the detailed description preferred embodiment of the present utility model represented by accompanying drawing.
Fig. 1 is the perspective view of the utility model double mode slewing gear of embodiment's auto-manual;
Fig. 2 is the perspective view of the axis of the utility model double mode slewing gear of embodiment's auto-manual;
Fig. 3 is the perspective view of the worm gear of the utility model double mode slewing gear of embodiment's auto-manual;
Fig. 4 is the perspective view of the worm screw of the utility model double mode slewing gear of embodiment's auto-manual;
Perspective view when Fig. 5 is the work of the utility model embodiment's auto-manual double mode slewing gear.
Embodiment
Below, with reference to accompanying drawing, mode of execution of the present utility model is described.In figures in the following, identical reference marks is marked to identical parts.In order to easy understand, these accompanying drawings suitably change scale.
Fig. 1 is the perspective view of the utility model double mode slewing gear of embodiment's auto-manual.Comprise: the axis 1 driving object moment; Be enclosed within axis 1 cylindrical, the composite worm wheel 2 of adjustable enclasping force; The irreversible worm 3 engaged with worm gear 2; Drive the motor 5 that irreversible worm 3 rotates.
Fig. 2 is the perspective view of the axis 1 of the utility model double mode slewing gear of embodiment's auto-manual.There is screw hole 12 on above-mentioned axis 1 top, connecting object, band object moment.In one embodiment, object can be electronic display and/or electro-photographic head.When to as if electronic display time, just can by the mode of automatic or manual make electronic display such as towards user show, user is watched clearer.When object during camera, just camera can be rotated towards user by the mode of automatic or manual, thus more clearly take user.
When the utility model is applied to computer equipment, double mode for the auto-manual axis of slewing gear is connected with the electronic display of computer equipment and/or camera, the electronic display that makes computer equipment and/or camera can be reached neatly towards the effect that user rotates.
Although described above is the example by screw hole connecting object, those skilled in the art also can connect means (as hook) connecting object by other, and they all drop within protection domain of the present utility model.
Fig. 3 is the perspective view of the worm gear 2 of the double mode slewing gear of the utility model auto-manual.Worm gear 2 comprises holddown spring part 22 and bolt part 24 and elastic clamp ring 26, and by adjusting bolt 24 screw-in depth, the elastic force by holddown spring 22 makes elastic clamp ring 26 embrace axis, thus by worm gear set at axis cylindrical.The compression degree of holddown spring part 22 and bolt part 24 is regulated to ensure that damping force can make central axis not cause unnecessary wearing and tearing again when worm gear wheel.
Although described above is holddown spring part 22 and bolt part 24 and elastic clamp ring 26; by other means, those skilled in the art also can ensure that damping force can make central axis not cause unnecessary wearing and tearing again when worm gear wheel; such as tongue and groove, they all drop within protection domain of the present utility model.
Fig. 4 is the perspective view of the irreversible worm 3 of the utility model double mode slewing gear of embodiment's auto-manual.Self-locking refers to that mechanism has self-locking performance when the angle of lead of worm screw 3 is less than the equivalent friction angle of meshing wheel between cog, can realize reverse self-locking, namely can only drive worm gear by worm screw 3, and can not drive worm screw by worm gear.If when the angle of lead on worm screw 3 is greater than the equivalent friction angle of meshing wheel between cog, two-wayly can to drive, namely can drive worm gear wheel when the worm is rotated, and worm screw during worm gear wheel, also can be driven to rotate.
As shown in Figure 1, motor 5 is connected with driving gear 52, and irreversible worm 3 is connected with driven gear 32, and driving gear 52 engages with driven gear 32, drives irreversible worm 3 to rotate.
Although be described above the mode that driving gear 52 engages with driven gear 32; those skilled in the art are to be understood that; also have the mode that other driven by motor irreversible worm 3 rotates, as integrally formed in motor 5 and irreversible worm 3, they are all within protection domain of the present utility model.
Preferably, described irreversible worm is nylon worm screw, and described axis is steel axle.They can reduce the wearing and tearing between worm and worm wheel, improve the working life of worm and worm wheel.
It will be appreciated by those skilled in the art that irreversible worm and axis also can be made up of other material.
As shown in Figure 1, the double mode slewing gear of auto-manual also comprises: 0 type snap ring of fixing worm gear.It can fix worm gear, improves worm gear working life.
In one embodiment, motor of the present utility model is stepper motor, but also can be other motor.
In one embodiment, driving gear and/or driven gear are spur gears, but also can be other gears.
Perspective view when Fig. 5 is the work of the utility model auto-manual double mode slewing gear.
Because the utility model adopts the irreversible worm engaged with worm gear, self-locking means that the rotation of worm screw can drive the rotation of worm gear, but worm gear wheel can not drive worm screw to rotate conversely, therefore when automatically rotating, driven by motor irreversible worm is rotated, irreversible worm drives worm gear wheel, and worm gear drives central axis, thus drives object moment; When hand rotation, hand makes central axis, thus rotates object, and the rotation of worm gear can not make irreversible worm rotate, and therefore motor is not reversed and drives rotation, avoids the damage of motor under hand rotation pattern.
Under automatic rotation mode, motor 5 drives irreversible worm 3 to rotate, then drives worm gear 2 to rotate, and worm gear drives axis 1 to rotate, thus drives object moment.
Under hand rotation pattern, hand makes axis 1 rotate, thus rotates object.Because worm screw 3 is self-lockings, the rotation of worm gear 2 can not make irreversible worm 3 rotate, and therefore motor is not reversed to drive and rotates, and avoids the damage of motor under hand rotation pattern.
By reference to the accompanying drawings exemplary description has been carried out to the utility model above, but those skilled in the art certainly can not depart from scope of the present utility model carry out above-mentioned change and all other change, omit, add.
Claims (8)
1. the double mode slewing gear of auto-manual, is characterized in that, comprising:
Drive the axis of object moment;
Be enclosed within axis cylindrical, the composite worm wheel of adjustable enclasping force;
The irreversible worm engaged with worm gear;
Drive the motor that irreversible worm rotates.
2. the double mode slewing gear of auto-manual according to claim 1, is characterized in that:
There is screw hole on described axis top, connects described object, drives described object moment.
3. the double mode slewing gear of auto-manual according to claim 1, is characterized in that:
Described worm gear comprises holddown spring part, bolt part and elastic clamp ring, and by adjusting bolt screw-in depth, the elastic force by holddown spring makes elastic clamp ring embrace axis, thus by worm gear set at axis cylindrical.
4. the double mode slewing gear of auto-manual according to claim 1, is characterized in that:
Motor is connected with driving gear, and irreversible worm is connected with driven gear, and driving gear engages with driven gear, drives irreversible worm to rotate.
5. the double mode slewing gear of auto-manual according to claim 1, is characterized in that, described irreversible worm is nylon worm screw.
6. the double mode slewing gear of auto-manual according to claim 1, is characterized in that, described axis is steel axis.
7. the double mode slewing gear of auto-manual according to claim 1, is characterized in that, also comprise: 0 type snap ring of fixing worm gear.
8. a computer equipment, is characterized in that, comprises the double mode slewing gear of auto-manual in claim 1-7 described in any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420591837.3U CN204127588U (en) | 2014-10-13 | 2014-10-13 | The double mode slewing gear of auto-manual and computer equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420591837.3U CN204127588U (en) | 2014-10-13 | 2014-10-13 | The double mode slewing gear of auto-manual and computer equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204127588U true CN204127588U (en) | 2015-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420591837.3U Active CN204127588U (en) | 2014-10-13 | 2014-10-13 | The double mode slewing gear of auto-manual and computer equipment |
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| Country | Link |
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| CN (1) | CN204127588U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104344176A (en) * | 2014-10-13 | 2015-02-11 | 北京小鱼儿科技有限公司 | Manual and automatic dual-mode rotating device and computer equipment |
| CN105259992A (en) * | 2015-12-01 | 2016-01-20 | 吴笑 | Adjustable computer display device assembly with LED lamp |
| CN114484202A (en) * | 2022-01-25 | 2022-05-13 | 中川新迈科技有限公司 | Manual and automatic double-switching lifting and rotating device |
-
2014
- 2014-10-13 CN CN201420591837.3U patent/CN204127588U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104344176A (en) * | 2014-10-13 | 2015-02-11 | 北京小鱼儿科技有限公司 | Manual and automatic dual-mode rotating device and computer equipment |
| CN105259992A (en) * | 2015-12-01 | 2016-01-20 | 吴笑 | Adjustable computer display device assembly with LED lamp |
| CN114484202A (en) * | 2022-01-25 | 2022-05-13 | 中川新迈科技有限公司 | Manual and automatic double-switching lifting and rotating device |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |