CN100382664C - Pintle device for image display - Google Patents
Pintle device for image display Download PDFInfo
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- CN100382664C CN100382664C CNB2004100885035A CN200410088503A CN100382664C CN 100382664 C CN100382664 C CN 100382664C CN B2004100885035 A CNB2004100885035 A CN B2004100885035A CN 200410088503 A CN200410088503 A CN 200410088503A CN 100382664 C CN100382664 C CN 100382664C
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- pivot
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- fixing plate
- cradle
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Abstract
The present invention provides a pivot device for an image display, which is used for permanently preventing abrasion caused by the contact between a pivot fixer in the pivot device and an elastic pivot blade spring when the pivot fixer rotates. Meanwhile, the pivot device for an image display provided by the present invention can also make sure that a user can always hear clicks when the pivot fixer in the pivot device passes the elastic pivot blade spring in the process of rotating so as to improve the product credibility. For the purpose, the pivot device for an image display provided by the present invention is characterized in that the present invention comprises a fixed plate connected to the back casing of the image display, a pivot carrier frame used for fixing the fixed plate, a rotating shaft connected to the fixed plate and the pivot carrier frame and used for making the fixed plate rotate left and right, the pivot blade spring with a combination section and a flection section, and the pivot fixer which is combined with the fixed plate and rotates with the rotation of the fixed plate.
Description
Technical field
The present invention relates to a kind of image display, specifically a kind of pivot device that makes the image display left-right rotation.
Background technology
Video display is a kind of such as in the device of output such as television set, computer display display frame, is widely used for ground such as family, office now.
Video display in the past adopts leonard's tube mostly, for guaranteeing that the transmission of electron beam needs certain space in the display, thereby causes present video display volume generally bigger.And recently, LCDs, plasma panel etc. approach and the little flat display of volume is researched and developed listing in succession, have solved the bulky problem of former video display to a certain extent.
Simultaneously,, on above-mentioned flat display, pivot device is installed, so that realize all around angular adjustment of display for regulating best angles of display.
Fig. 1 is the simple structure schematic diagram of the pivot device of video display in the prior art.Fig. 2 is the simple structure schematic diagram that is equipped with the video display pivot device of pivot fixture in the prior art.
The pivot device of video display comprises the fixed head 10 that is connected on the video display back cover as shown in Figure 1; Be connected the fixedly pivot cradle 20 of the position effect of said fixing plate 10 that plays of said fixing plate 10 back; When rotating, said fixing plate 10 preventing the rotation axis 30 that said fixing plate 10 splits away off from above-mentioned pivot cradle 20; Be connected the pivotal flap spring 40 of above-mentioned pivot cradle 20 back; The pivot fixture 50 that combines and rotate with said fixing plate 10 with said fixing plate 10.
In the pivot device of said structure, when said fixing plate 10 rotated, above-mentioned pivot fixture 50 rotated with said fixing plate 10.
At this moment, the turned position of said fixing plate 10 is fixed by above-mentioned pivot fixture 50.
But there is following problem in the pivot device of existing video display.
When above-mentioned pivot fixture 50 rotates with said fixing plate 10, above-mentioned pivot fixture 50 when rotating and above-mentioned pivotal flap spring come in contact.
That is to say that the pivot fixture 50 that is positioned at said fixing plate one side is that the center counterclockwise turns left behind 90 degree more in the direction of the clock to right rotation 90 degree with above-mentioned rotation axis 30, gets back to initial position.
At this moment, above-mentioned pivotal flap spring 40 comes in contact with above-mentioned pivot fixture and produces friction, friction just produces wearing and tearing when coming across the more weak part of pivotal flap spring 40 and the texture material of above-mentioned pivot fixture, finally causes the each several part of pivot device normally not work.
On the other hand, when fixed head 10 rotates, because contacting between pivotal flap spring 40 and the above-mentioned pivot fixture 50 will produce click.
So-called click is meant when above-mentioned pivotal flap spring 40 contacts with above-mentioned pivot fixture 50, the sound that the user is heard under this kind state.
If but,, reduced the prestige of product virtually just use the person to can't hear click because the friction between above-mentioned pivotal flap spring 40 and the above-mentioned pivot fixture 50 causes the wearing and tearing of above-mentioned pivotal flap spring 40 or above-mentioned pivot fixture 50.
Summary of the invention
For solving existing problem in the above-mentioned prior art, the invention provides a kind of pivot device of video display, be intended to forever to prevent the wearing and tearing that when rotating, contact and produce owing to the pivot fixture in the pivot device with rubber-like pivotal flap spring.
Simultaneously in the rotation process of the pivot fixture that the pivot device of video display provided by the present invention can also be in pivot device during, guarantee that the user can both hear click all the time, to improve the prestige of product through rubber-like pivotal flap spring.
To achieve these goals, the pivot device of video display of the present invention is characterized in that, comprising: be connected the fixed head on the video display back cover; The pivot cradle that is used for fixing the said fixing plate; Be connected on said fixing plate and the above-mentioned pivot cradle, and make the rotation axis of said fixing plate left-right rotation; The pivotal flap spring that has joint portion and zigzag part, the joint portion of described pivotal flap spring and above-mentioned rotation axis link together and are positioned at the back of above-mentioned pivot cradle, the zigzag part of described pivotal flap spring extends out from below, above-mentioned joint portion, and its both-side ends is upwards tortuous respectively, has elasticity; The pivot fixture that hardens and lump together and rotate with the rotation of fixed head with said fixing, the peripheral position of described pivot fixture is owing to rotating with the contacting of zigzag part of above-mentioned pivotal flap spring, and plays the fixedly effect of said fixing plate turned position.
As mentioned above, in the pivot device of image display provided by the present invention, owing to the pivot fixture that has roller bearing has been installed, can have permanently been prevented the wearing and tearing that contact and produced when rotating owing to the pivot fixture and the zigzag part of pivotal flap spring.
Simultaneously, owing to the wearing and tearing that can permanently prevent to rub and produce, the click that sends in the time of can making the user hear the pivot fixture all the time through the zigzag part of pivotal flap spring, thus promote the overall performance of product.
Description of drawings
Fig. 1 is the structure simplified schematic diagram of the pivot device of video display in the prior art.
Fig. 2 is the structure simplified schematic diagram of the video display pivot device of the pivot fixture installed in the prior art.
Fig. 3 is in the embodiment of the invention, has the decomposing schematic representation of the pivot device of pivot fixture.
Fig. 4 is in the embodiment of the invention, the decomposing schematic representation of pivot fixture.
Fig. 5 is the embodiment of the invention, turns to the pivot fixture and contacts with the pivotal flap spring, the schematic diagram of the pivot roller bearing rotary state of pivot fixture.
Accompanying drawing major part symbol description
100: 110: the first rotation axis combined holes of fixed head
111: the first connection projection combined holes 120: the fixing hole of pivot fixture
200: 210: the second rotation axis combined holes of pivot cradle
211: the second connection projection combined holes 220: peristome
300: rotation axis 310: rotor plate
311: the first connection projections 320: spindle nut
400: 401: the three rotation axis combined holes of pivotal flap spring
410: the joint portion connects projection at 411: the second
420: zigzag part 500: the pivot fixture
510: pivot fixed part 520: the pivot body
521: gasket groove 522: collar
530: pivot roller bearing 540: packing ring
Embodiment
3 to Fig. 5 one embodiment of the present of invention are elaborated below with reference to accompanying drawings.
To the present invention in conjunction with the accompanying drawings the time, for avoiding repetition, part consistent in the present invention and the prior art adopts the symbol that existing apparatus is described.
Fig. 3 is the embodiment of the invention, has the decomposing schematic representation of the pivot device of pivot fixture.Fig. 4 is the embodiment of the invention, the decomposing schematic representation of pivot fixture.
As shown in Figure 3, in an embodiment of the present invention, video display pivot device provided by the present invention comprises: fixed head 100, pivot cradle 200, rotation axis 300, pivotal flap spring 400 and pivot fixture 500.
Described fixed head 100 is connected on the back cover (not shown) of video display, forms the first rotation axis combined hole 110 that is connected with rotation axis 300 on fixed head.
Connect pivot cradle 200 in the back of said fixing plate 100, be used for fixing the position of said fixing plate 100.
In the middle of above-mentioned pivot cradle 200, form the second rotation axis combined holes 210, be used for equally and being connected of above-mentioned rotation axis 300.
At this, said fixing plate 100 realizes that with combining by above-mentioned rotation axis 300 of above-mentioned pivot cradle 200 above-mentioned rotation axis 300 rotates with said fixing plate 100 simultaneously.
The rotation axis 300 here plays the effect that prevents that said fixing plate 100 from coming off from above-mentioned pivot cradle 200.
Have at the forward position of rotation axis 300 to contact with the said fixing plate and be fixed on rotor plate 310 on the fixed head, form an integral body with rotation axis 300.
Be formed with and combine projection 311 with first of the said fixing plate 100 that passes that said fixing plate 100 combines at the edge of rotor plate 310.
On said fixing plate 100, be preferably formed and make above-mentioned first first to be connected projection combined hole 111 in conjunction with what projection 311 and said fixing plate 100 combined.
Thread-shaped is made at the two ends of above-mentioned rotation axis 300, therefore is furnished with spindle nut 320 at the position that forms screw thread.
Above-mentioned pivotal flap spring 400 comprises the joint portion 410 that is connected and is fixed on above-mentioned pivot cradle back with above-mentioned rotation axis 300; Extend out from the lower end of above-mentioned joint portion 410, and the two side ends of the part that extends out is upwards tortuous and elastic zigzag part 420.
On the joint portion 410 of above-mentioned pivotal flap spring, be preferably formed the 3rd rotation axis combined hole 401 that the joint portion 410 that can make above-mentioned rotation axis 300 pass above-mentioned pivotal flap spring makes rotation axis 300 combine with above-mentioned pivotal flap spring.
Do not hold formation that this joint portion and the rear portion of above-mentioned pivot cradle 200 are combined in 410 both sides, joint portion of above-mentioned pivotal flap spring and second be connected projection 411.
At this moment, be preferably formed at the rear portion of above-mentioned pivot cradle 200 can make above-mentioned second connect that projection 411 and its combine second be connected projection combined hole 211.
As shown in Figure 4, as said fixing plate 100 being fixed on above-mentioned pivot fixture 500 on the turned position combines with said fixing plate 100 and rotating with said fixing plate 100.When the periphery of this fixture 500 is rotated at said fixing plate 100, come in contact and rotate with a side of the zigzag part 420 of above-mentioned pivotal flap spring 400.
Structure according to an embodiment of the invention, above-mentioned pivot fixture 500 are positioned at a jiao of below, said fixing plate 100 back.
The pivot fixture 500 here is connected with said fixing plate 100 by above-mentioned pivot cradle 200.
For above-mentioned pivot fixture 500 is connected with said fixing plate 100 by above-mentioned pivot cradle 200, on above-mentioned pivot cradle 200, be preferably formed a peristome 220 that upwards cuts.
The fixture 500 that is positioned at one jiao of said fixing plate 100 back below be center 90 degree that counterclockwise turn left with above-mentioned rotation axis 300, spends to right rotation 90 in the direction of the clock more afterwards, revert to initial position.
Because fixture 500 is by the peristome 220 of above-mentioned pivot cradle 200, fixture can only rotate in the angular range that peristome 220 limits.
Above-mentioned pivot fixture 500 is by pivot fixed part 510, pivot body 520, and the packing ring 540 of pivot roller bearing 530 and slip-off preventing is formed.
Above-mentioned pivot fixed part 510 is fixed on the said fixing plate 100.
Preferably form on said fixing plate 100 and can make above-mentioned pivot fixed part 510 securing pivot fixture fixing holes 120 this moment.
Above-mentioned pivot body 520 is to be extended out by above-mentioned pivot fixed part 510, thereby forms the main body of pivot fixture 500.
Above-mentioned pivot roller bearing 530 is enclosed within the outside of above-mentioned pivot body 520, is that the center is rotated with above-mentioned pivot body 520, and the periphery of this roller bearing 530 closely contacts with the zigzag part 420 of above-mentioned pivotal flap spring 400 simultaneously.
The pivot roller bearing 530 that above-mentioned pivot packing ring 540 is used to prevent to be combined on the above-mentioned pivot body 520 splits away off from above-mentioned pivot body 520.
The part of above-mentioned pivot packing ring 540 is cut open, so that can be combined in a side end of above-mentioned pivot body 520.
On above-mentioned pivot body 520, preferably can form the pivot pad ring recess 521 that above-mentioned pivot packing ring 540 and this pivot bulk junction are lumped together.
Outside above-mentioned pivot body 520, also have a collar that highlights 522 on the Monday side, be used to prevent that above-mentioned pivot roller bearing 530 from coming off to above-mentioned pivot cradle 200 directions, prevent simultaneously and the contacting of above-mentioned pivot cradle 200.
Assembling process and work effect to the pivot device of above-mentioned structure describes below.
At first above-mentioned rotation axis 300 is passed the first rotation axis combined hole 110 on the said fixing plate 100 and the second rotation axis combined hole 210 on the above-mentioned pivot cradle 200.
Above-mentioned rotation axis 300 passed three rotation axis combined hole 401 above-mentioned pivotal flap spring 410 joint portions on thereafter.
With the nut screwing clamping at above-mentioned rotation axis 300 two ends, prevent that said fixing plate 100 from coming off from above-mentioned pivot cradle afterwards.
So just finished said fixing plate 100, the installation of pivot cradle 200 and pivotal flap spring 400.
The installation process of pivot fixture 500 is as follows.
At first above-mentioned pivot body 520 and above-mentioned pivot roller bearing 530 are combined.
At this moment, above-mentioned pivot roller bearing 530 leans against a side of the outstanding collar 522 that forms on the above-mentioned pivot body 520, to prevent that the roller bearing 530 to the direction of inserting pivot body 520, preventing that just a roller bearing 530 is to the pivot cradle landing.
Afterwards, for preventing above-mentioned pivot roller bearing 530 to coming off in the opposite direction with the side that inserts pivot body 520, form on the above-mentioned pivot body 520 prevent to come off with gasket groove 521 on the usefulness packing ring 540 that prevents to come off on fixing.
So also finished the assembling of above-mentioned pivot fixture 500.Utilize above-mentioned pivot fixed part 510 afterwards again,, be fixed on the pivot fixture fixing hole 120 that forms on the said fixing plate 100 through the peristome 220 on the above-mentioned pivot cradle.
At this moment, above-mentioned pivot fixture 500 contacts with a side of the zigzag part of above-mentioned pivotal flap spring.
The work effect of the pivot device of the video display that assembling finishes is as follows.
Before the user rotates said fixing plate 100, the pivot roller bearing 530 contacted states on 420 maintenances of the complications of above-mentioned pivotal flap spring and the above-mentioned pivot fixture 500.
When the user rotates counterclockwise 90 when spending by oneself wish with fixed head 100, above-mentioned pivot fixture 500 also rotates thereupon.
At this moment, as shown in Figure 5, because the elasticity of the complications 420 of above-mentioned pivotal flap spring, above-mentioned pivot roller bearing 530 is that the center rotates with above-mentioned pivot body.
At this moment, if said fixing plate 100 finishes to rotate, because above-mentioned pivot fixture 500 is positioned at the other end of the complications 420 of above-mentioned pivotal flap spring this moment, said fixing plate 100 just is fixed on the position of rotating when finishing.
That is to say, complications 420 ends of above-mentioned pivotal flap spring contact with above-mentioned pivot fixture 500, thereby, even 500 rotations of above-mentioned pivot fixture, because the effect of above-mentioned pivot roller bearing 530 has prevented that for good and all the situation that pivot fixture 500 takes place to wear and tear in the prior art from taking place.
Simultaneously, take place owing to for good and all prevented the wearing and tearing of pivot fixture 500, when the complications 420 of the above-mentioned pivotal flap spring of pivot fixture 500 processes, the user just can hear click all the time.
By above-mentioned description, the related work personnel can carry out various change and modification fully in the scope that does not depart from this invention technological thought.Therefore, the technical scope of this invention is not limited to the content on the specification, must determine its technical scope according to interest field.
Claims (4)
1. the pivot device of a video display is characterized in that, comprising:
Be connected the fixed head on the video display back cover;
Be connected the back of said fixing plate, with the fixing pivot cradle of said fixing plate;
Be connected on said fixing plate and the above-mentioned pivot cradle, and make the rotation axis of said fixing plate left-right rotation;
The pivotal flap spring that has joint portion and zigzag part, the joint portion of described pivotal flap spring and above-mentioned rotation axis link together and are positioned at the back of above-mentioned pivot cradle, the zigzag part of described pivotal flap spring extends out from below, above-mentioned joint portion, and its both-side ends is upwards tortuous respectively, has elasticity;
With the pivot fixture that said fixing hardens and lumps together and rotate with the rotation of fixed head, described pivot fixture contacts with the zigzag part of above-mentioned pivotal flap spring by the pivot roller bearing and rotates.
2. according to the pivot device of the described video display of claim 1, it is characterized in that described pivot fixture is positioned at one jiao of lower end, said fixing plate back.
3. according to the pivot device of the described video display of claim 1, it is characterized in that described pivot fixture comprises: an end is fixed on the pivot fixed part on the said fixing plate; Extend out from above-mentioned pivot fixed part, form the pivot body of the main body of pivot fixture; Closely contact with the zigzag part of above-mentioned pivotal flap spring, and be the pivot roller bearing that the center is rotated with the pivot body of above-mentioned pivot fixture; Prevent to be combined in the packing ring that the pivot roller bearing on the above-mentioned pivot body splits away off from above-mentioned pivot body.
4. according to the pivot device of the described video display of claim 3, it is characterized in that, the pivot body of described pivot fixture comprises: prevent that above-mentioned pivot roller bearing from coming off to above-mentioned pivot cradle direction, prevents the collar that highlights that contacts with above-mentioned pivot cradle simultaneously; Form the pivot pad ring recess that above-mentioned pivot packing ring and this pivot bulk junction are lumped together at above-mentioned pivot body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100885035A CN100382664C (en) | 2004-11-03 | 2004-11-03 | Pintle device for image display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100885035A CN100382664C (en) | 2004-11-03 | 2004-11-03 | Pintle device for image display |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1770967A CN1770967A (en) | 2006-05-10 |
| CN100382664C true CN100382664C (en) | 2008-04-16 |
Family
ID=36751875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100885035A Expired - Fee Related CN100382664C (en) | 2004-11-03 | 2004-11-03 | Pintle device for image display |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100382664C (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05197332A (en) * | 1992-01-20 | 1993-08-06 | Sharp Corp | Portable navigator |
| KR20030033662A (en) * | 2001-10-24 | 2003-05-01 | 삼성전자주식회사 | Lcd monitor stand |
| CN1536855A (en) * | 2003-04-09 | 2004-10-13 | �ձ�������ʽ���� | Movable terminal |
-
2004
- 2004-11-03 CN CNB2004100885035A patent/CN100382664C/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05197332A (en) * | 1992-01-20 | 1993-08-06 | Sharp Corp | Portable navigator |
| KR20030033662A (en) * | 2001-10-24 | 2003-05-01 | 삼성전자주식회사 | Lcd monitor stand |
| CN1536855A (en) * | 2003-04-09 | 2004-10-13 | �ձ�������ʽ���� | Movable terminal |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1770967A (en) | 2006-05-10 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080416 Termination date: 20131103 |