CN203927296U - A kind of automatic rotation bracket - Google Patents
A kind of automatic rotation bracket Download PDFInfo
- Publication number
- CN203927296U CN203927296U CN201420351120.1U CN201420351120U CN203927296U CN 203927296 U CN203927296 U CN 203927296U CN 201420351120 U CN201420351120 U CN 201420351120U CN 203927296 U CN203927296 U CN 203927296U
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- CN
- China
- Prior art keywords
- worm screw
- helical gear
- push rod
- fixed
- pallet
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- 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
A kind of automatic rotation bracket, comprise pedestal, the cylinder-like structure both sides of pedestal are parallel is welded with two worm screw sleeve pipes, thereby two motors drive helical gear rotation by left worm screw and right worm screw in the one STH connection of worm screw sleeve pipe drive sleeve respectively, described left worm screw becomes height setting straggly with right worm screw, and engage with one of lower helical gear and upper helical gear respectively, helical gear is by the end cam of central axle connected double-layer, axle front portion is fixed with flange plate, perforate be fixed with sliding sleeve on flange plate, in sliding sleeve, be provided with the push rod that band is promoted, the push rod of the push rod of upper-lower position and position, left and right is positioned on different circumference, and contact with outer with the internal layer of end cam respectively, axle front end has been threaded hinged bowl, the corresponding distribution of hinged bowl periphery has opening, hinged bowl is connected by screw around with pallet, between hinged bowl and pallet, be provided with spheric connection and bulb slide block.
Description
Technical field
The utility model relates to mechanical field, particularly a kind of automatic rotation bracket.
Background technique
Along with LED screen public places such as () family expenses, supermarket, squares occurs, LED installation requirement is more and more higher, degrees of freedom is also more and more, installment inside and outside room standard is also changing, especially along with time history, initial installation and suspension can not meet Customer Personality demand, and fixed installation shortcoming highlights day by day.Neither one is economical and practical in the market, and convenient and swift product meets different client's needs.Fixed installation, along with environmental change naturally droops, affects visual effect; Outside city, along with weather (severse weather such as wind, snow), be easy to depart from initial origin-location; The current domestic ideal product that do not have, has manual tune bracket abroad, is subject to culture and regional difference, and relatively automatically controlled degree is large, and volume price is all larger, not in full conformity with China market requirement.Mainly complete with stepper motor, rotating part adopts individual motor control, needs to use motor number many, control simply, but cost is high, can not overcome machinery " dead point " simultaneously, and operation stability is bad.Move up and down and side-to-side movement use respectively two step motor control, cost is high, the mutual interference of adjustment process phase, once in one direction machinery " dead point ", moment greatly reduces, operation stability declines greatly; And need spacing control, and can not carry out self diagnosis, can not require to realize preferential control according to controlling, automaticity is low; Manually control accuracy is low, regulates loaded down with trivial detailsly, and reaction velocity is slow; Can not realize Remote operation, operation inconvenience.
Model utility content
The problem existing for solving above-mentioned prior art, the purpose of this utility model is to propose a kind of automatic rotation bracket, has rotation up and down and left rotation and right rotation and is independent of each other, and can independently rotate; Do not have machinery " dead angle ", promotion push rod is realized the circulation adjustment of angle, without spacing adjustment; Carry and stretch with fixed, adjustment range is large; The advantages such as volume is little, lightweight, and Costco Wholesale is low.
For achieving the above object, the technical solution of the utility model is:
A kind of automatic rotation bracket, comprise pedestal, base bottom is the plane with fixed hole, top is for helical gear cylinder-like structure is installed, the cylinder-like structure both sides of pedestal are parallel is welded with two worm screw sleeve pipes, thereby two motors drive helical gear rotation by left worm screw and right worm screw in the one STH connection of worm screw sleeve pipe drive sleeve respectively, described left worm screw becomes height setting straggly with right worm screw, and engage with one of lower helical gear and upper helical gear respectively, helical gear is by the end cam of central axle connected double-layer, axle front portion is fixed with flange plate, perforate be fixed with sliding sleeve on flange plate, in sliding sleeve, be provided with the push rod that band is promoted, the push rod of the push rod of upper-lower position and position, left and right is positioned on different circumference, and contact with outer with the internal layer of end cam respectively, axle front end has been threaded hinged bowl, the corresponding distribution of hinged bowl periphery has opening, hinged bowl is connected by screw around with pallet, between hinged bowl and pallet, be provided with spheric connection and bulb slide block.
Further, four jiaos of perforates on described pallet, binding is fixed with belt body, is connected with corner fixed block on belt body.
Display screen is installed and is adopted telescopic band fixed, and adjustment range is large, lightweight, succinctly practical.
With respect to prior art, the beneficial effects of the utility model are: the utility model rotates up and down with left rotation and right rotation and is independent of each other, and can independently rotate; By interior external gear radian difference, reach respectively upper and lower ± 15 degree and left and right ± 20 degree and regulate, two-layer end cam mechanism realizes respectively the angular adjustment of both direction, and the independent realization of both direction (pitching and left and right) motion, can phase mutual interference.Each direction adopts two pusher structures, and when cam promotes, two push rods one enter to move back, and realizes steadily and promoting.Universal ball joint can be in space range rotates arbitrarily, and if a direction is when the extreme angles, another direction still can be had rotation by oneself.Cam promotion push rod is realized the circulation adjustment of angle, and mechanism's machinery-free dead point, does not need spacing adjustment.Compact overall structure, stable and reliable operation.Carry and stretch with fixed, adjustment range is large; Volume is little, lightweight, and Costco Wholesale is low, is convenient to manufacture and promote on a large scale.
Brief description of the drawings
Fig. 1 is structure explosive view of the present utility model.
Fig. 2 is worm screw and helical gear annexation figure.
Fig. 3 is pallet and belt body and corner fixed block annexation figure.
Wherein, 1-pedestal, 2-worm screw, the left worm screw of 21-, the right worm screw of 22-, 3-motor, 4-helical gear, helical gear under 41-, the upper helical gear of 42-, 5-end cam, 6-axle, 7-sliding sleeve, 8-push rod, 9-promotes, the hinged bowl of 10-, 11-spheric connection, 12-bulb slide block, 13-pallet, 14-flange plate, 15-belt body, 16-corner fixed block.
Embodiment
Below in conjunction with the drawings and the specific embodiments, technical solutions of the utility model are described in further detail:
As shown in Figure 1, a kind of automatic rotation bracket, comprise pedestal 1, pedestal 1 bottom is the plane with fixed hole, top is the cylinder-like structure for helical gear 4 is installed, the cylinder-like structure both sides of pedestal 1 are parallel is welded with two worm screw sleeve pipes, thereby two motors 3 drive helical gears 4 to rotate by left worm screw 21 and right worm screw 22 in the one STH connection of worm screw sleeve pipe drive sleeve respectively, as shown in Figure 2, the setting straggly of 22 one-tenth height of described left worm screw 21 and right worm screw, and engage with one of lower helical gear 41 and upper helical gear 42 respectively, helical gear 4 is by the end cam 5 of central axle 6 connected double-layers, axle 6 front portions are fixed with flange plate 14, perforate be fixed with sliding sleeve 7 on flange plate 14, in sliding sleeve 7, be provided with band and promote 9 push rod 8, the push rod 8 of upper-lower position and the push rod 8 of position, left and right are positioned on different circumference, and contact with outer with the internal layer of end cam 5 respectively, axle 6 front ends have been threaded hinged bowl 10, the corresponding distribution 9 of hinged bowl 10 peripheries has opening, hinged bowl 10 is connected by screw around with pallet 13, between hinged bowl 10 and pallet 13, be provided with spheric connection 11 and bulb slide block 12.
Further, as shown in Figure 3, four jiaos of perforates on described pallet 13, binding has belt body 15, is connected with corner fixed block 16 on belt body 15.
Working principle of the present utility model is: in real work, rotation up and down of the present utility model and left rotation and right rotation are independent of each other, and can independently rotate; Thereby drive lower helical gear 41 and upper helical gear 42 by the left worm screw 21 of driven by motor and right worm screw 22, drive two-layer end cam 5 by lower helical gear 41 and upper helical gear 42, thereby end cam 5 promotes the push rod 8 of use to realize respectively the angular adjustment of pallet 13 both directions, both direction (pitching and left and right) motion is independent to be realized, can phase mutual interference.And the each direction of the utility model adopts two push rod 8 structures, and when cam promotes, two push rods 8 one enter to move back, and realizes steadily and promoting.The universal ball joint being made up of spheric connection 11 and bulb slide block 12 can be in space range rotates arbitrarily, and if a direction is when the extreme angles, another direction still can be had rotation by oneself.Cam promotion push rod is realized the circulation adjustment of angle, and mechanism's machinery-free dead point, does not need spacing adjustment.Compact overall structure, stable and reliable operation.Carry and stretch with fixed, adjustment range is large; Volume is little, lightweight, and Costco Wholesale is low, is convenient to manufacture and promote on a large scale.
The above, be only embodiment of the present utility model, but protection domain of the present utility model is not limited to this, and any variation of expecting without creative work or replacement, within all should being encompassed in protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain that claims were limited.
Claims (2)
1. an automatic rotation bracket, comprise pedestal, it is characterized in that, base bottom is the plane with fixed hole, top is for helical gear cylinder-like structure is installed, the cylinder-like structure both sides of pedestal are parallel is welded with two worm screw sleeve pipes, thereby two motors drive helical gear rotation by left worm screw and right worm screw in the one STH connection of worm screw sleeve pipe drive sleeve respectively, described left worm screw becomes height setting straggly with right worm screw, and engage with one of lower helical gear and upper helical gear respectively, helical gear is by the end cam of central axle connected double-layer, axle front portion is fixed with flange plate, perforate be fixed with sliding sleeve on flange plate, in sliding sleeve, be provided with the push rod that band is promoted, the push rod of the push rod of upper-lower position and position, left and right is positioned on different circumference, and contact with outer with the internal layer of end cam respectively, axle front end has been threaded hinged bowl, the corresponding distribution of hinged bowl periphery has opening, hinged bowl is connected by screw around with pallet, between hinged bowl and pallet, be provided with spheric connection and bulb slide block.
2. automatic rotation bracket according to claim 1, is characterized in that, four jiaos of perforates on described pallet, and binding is fixed with belt body, is connected with corner fixed block on belt body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420351120.1U CN203927296U (en) | 2014-06-27 | 2014-06-27 | A kind of automatic rotation bracket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420351120.1U CN203927296U (en) | 2014-06-27 | 2014-06-27 | A kind of automatic rotation bracket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203927296U true CN203927296U (en) | 2014-11-05 |
Family
ID=51823107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420351120.1U Expired - Fee Related CN203927296U (en) | 2014-06-27 | 2014-06-27 | A kind of automatic rotation bracket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203927296U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105065873A (en) * | 2015-08-17 | 2015-11-18 | 苏州柏德纳科技有限公司 | Demountable rotary bracket |
| CN106006463A (en) * | 2016-07-25 | 2016-10-12 | 成都市昌宝顺金属制品有限公司 | Supporting table structure for accurately adjustable equipment |
| CN106217025A (en) * | 2016-07-25 | 2016-12-14 | 成都市昌宝顺金属制品有限公司 | A kind of equipment support mechanism of convenient regulation |
| CN111002887A (en) * | 2018-10-08 | 2020-04-14 | 重庆延锋安道拓汽车部件系统有限公司 | Automobile seat headrest with privacy communication function |
| CN111250866A (en) * | 2020-02-20 | 2020-06-09 | 江苏大学 | Device and method for improving machining quality of hole with any angle by changing laser incidence angle |
| CN114294533A (en) * | 2021-12-31 | 2022-04-08 | 联想(北京)有限公司 | Supporting device and electronic equipment |
-
2014
- 2014-06-27 CN CN201420351120.1U patent/CN203927296U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105065873A (en) * | 2015-08-17 | 2015-11-18 | 苏州柏德纳科技有限公司 | Demountable rotary bracket |
| CN106006463A (en) * | 2016-07-25 | 2016-10-12 | 成都市昌宝顺金属制品有限公司 | Supporting table structure for accurately adjustable equipment |
| CN106217025A (en) * | 2016-07-25 | 2016-12-14 | 成都市昌宝顺金属制品有限公司 | A kind of equipment support mechanism of convenient regulation |
| CN106217025B (en) * | 2016-07-25 | 2018-01-30 | 浦江雄达机械设备有限公司 | A kind of equipment support mechanism of convenient regulation |
| CN106006463B (en) * | 2016-07-25 | 2018-02-16 | 浦江雄达机械设备有限公司 | It is a kind of can accurate adjustment equipment support table structure |
| CN111002887A (en) * | 2018-10-08 | 2020-04-14 | 重庆延锋安道拓汽车部件系统有限公司 | Automobile seat headrest with privacy communication function |
| CN111250866A (en) * | 2020-02-20 | 2020-06-09 | 江苏大学 | Device and method for improving machining quality of hole with any angle by changing laser incidence angle |
| CN114294533A (en) * | 2021-12-31 | 2022-04-08 | 联想(北京)有限公司 | Supporting device and electronic equipment |
| CN114294533B (en) * | 2021-12-31 | 2023-08-18 | 联想(北京)有限公司 | Supporting device and electronic equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141105 Termination date: 20160627 |