CN202327556U - Bracket rotating mechanism for LCD TV - Google Patents
Bracket rotating mechanism for LCD TV Download PDFInfo
- Publication number
- CN202327556U CN202327556U CN2011204554944U CN201120455494U CN202327556U CN 202327556 U CN202327556 U CN 202327556U CN 2011204554944 U CN2011204554944 U CN 2011204554944U CN 201120455494 U CN201120455494 U CN 201120455494U CN 202327556 U CN202327556 U CN 202327556U
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- CN
- China
- Prior art keywords
- connecting base
- bolt
- connecting plate
- screw rod
- rotating machinery
- 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.)
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Abstract
The utility model discloses a bracket rotating mechanism for an LCD (liquid crystal display) TV (television), which comprises a connecting seat and a connecting plate, wherein the connecting seat and the connecting plate are fixed through a bolt and a nut; and the bolt comprises a bolt head and a screw rod which are connected to form a whole body. The bracket rotating mechanism is characterized in that the bolt is fixed on the connecting seat and can rotate together with the connecting seat; the bracket rotating mechanism also comprises a friction gasket and a plurality of spring gaskets; the screw rod is sheathed with the friction gasket which is locked through the nut; the bolt penetrates through the connecting plate and the connecting seat from bottom to top; and the friction gasket is clamped between the connecting plate and the bolt head. The bracket rotating mechanism has the advantages of simple structure, fewer components and low cost, and is easy to assemble.
Description
Technical field
the utility model relates to a kind of LCD TVs support rotating machinery.
Background technique
are present; All adopt rotating machinery to realize rotating in the support of LCD TVs or display screen, this type of rotating machinery mainly comprises connecting base and two parts of connecting plate usually, and wherein connecting base is used for linking to each other with the holder part on LCD TVs or the display screen; Connecting plate then links to each other with base portion; LCD TVs or display screen drive connecting base and rotate, and base is fixed, thereby realize spinfunction.
are when specifically assembling; All have central shaft hole on connecting base and the connecting plate; Be fixed together through screw bolt and nut; The control of running torque then is through realizing toward increasing friction pads between connecting base and the connecting plate, also be arranged with compression spring on this outer bolt and produce pretightening force, strengthening friction.
however shortcoming that existing above-mentioned rotating machinery exists is following: its generation position with frictional force mainly concentrates between connecting base and the connecting plate; Need between to be encased inside more friction pads; Cause bloatedness; The assembling effort, and increased cost to a certain extent.
Summary of the invention
the utility model purpose is: provide a kind of simple in structure, component are few, and assembling is easy, the LCD TVs support rotating machinery that cost is low.
The technological scheme of
the utility model is: a kind of LCD TVs support rotating machinery comprises through screw bolt and nut being fixedly coupled seat and connecting plate that said bolt is made up of the bolt head that fuses and screw rod two-part; It is characterized in that said bolt and connecting base fix, and can together rotate with connecting base; Comprise also being sheathed on the screw rod and by friction pads and some compression springs of nut check, said bolt from bottom to top order passes connecting plate and connecting base that said friction pads is sandwiched between connecting plate and the bolt head.
The face that contacts with friction pads on the bolt head described in
the utility model preferably is processed to coarse rubbing surface, with the frictional force between further enhancing bolt head and the friction pads.
Compression spring all is sandwiched between nut and the connecting base described in
the utility model, and compression spring also can be sandwiched between connecting base and the connecting plate certainly, but a kind of fit before in the utility model preferably still being.
Be processed with the axis hole that supplies screw rod to pass described in
the utility model on the connecting base, said screw rod bottom is that non-rotation cooperates with this axis hole.
cooperate with the non-rotation of axis hole in order to ensure the screw rod bottom; In a kind of scheme; The utility model is processed with at least one straight bevel on the cylindrical segment of said screw rod bottom, and the axis hole shape on the connecting base and this cylindrical segment sectional shape coupling.
also can the polygonal that N>=3 are counted on the limit be processed in said screw rod bottom section in the utility model, and axis hole shape and polygonal on the connecting base are complementary certainly in another kind of scheme.
are further, and the angular positioning when realizing mechanism's rotation is fixed with the angle limiting stopper on said connecting base in the utility model, then be provided with the angle restraining groove that supplies the angle limiting stopper movable on the said connecting plate.
in order further to strengthen frictional force, the bottom of connecting base described in the utility model is fixed with friction washer, and said friction washer is sandwiched between connecting base and the connecting plate.
are the same with routine techniques; Said connecting base is an aluminum casting; Have some positioning holes on it, be used for fixing through the holder part on screw and LCD TVs or the display screen, connecting plate then is a sheet metal; Also have some positioning holes on it, be used for fixing through the base portion of screw and support.During concrete the use, the user rotates LCD TVs or display screen, drives connecting base and rotates relative to connecting plate, realizes spinfunction.The utility model mechanism is in rotary course, and frictional force results from bolt head and friction pads, and between friction washer and the connecting plate, total frictional force is above-mentioned two-part frictional force sum, and compression spring provides pretightening force, increases friction torque.Angle limiting stopper on the connecting base matches with angle restraining groove on the connecting plate, thereby limits the angle of swing of connecting base, and angle is specifically decided according to the design radian of angle restraining groove, is generally ± 15o.
This LCD TVs support rotating machinery that
the utility model provides; Through bolt and connecting base are fixed; And between bolt head and connecting plate, be encased inside friction pads; Make original concentrating result from the frictional force between connecting base and the connecting plate, part has been transferred between bolt head and the connecting plate, does the use that can reduce even cancel friction pads between connecting base and the connecting plate like this.And in further technological scheme; The utility model contacts bolt head with friction pads surface Machining becomes coarse rubbing surface, minimizing further the friction pads usage quantity between bolt head and the connecting plate, simplified mechanism greatly; Simplify assembling, reduced cost.
The utility model has the advantages that:
This LCD TVs support rotating machinery that
the utility model provides is compared existing technology, has reduced the use of friction pads, has simplified mechanism greatly, has simplified assembling, has reduced cost.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is further described:
Fig. 1 is the stereochemical structure exploded view of a kind of specific embodiment of the utility model;
Fig. 2 is structure master's sectional view of the utility model.
wherein: 1, bolt; 1a, bolt head; 1b, screw rod; A, straight bevel; 2, nut; 3, connecting base; 3a, angle limiting stopper; 4, connecting plate; 4a, angle restraining groove; 5, friction pads; 6, compression spring; 7, friction washer.
Embodiment
embodiment: combine Fig. 1, shown in Figure 2; This LCD TVs support rotating machinery that present embodiment provides, it is made up of bolt 1, nut 2, connecting base 3, connecting plate 4, friction pads 5, two compression springs 6 and a friction washer 7 jointly.
Connecting base described in
present embodiment 3 is fixing with nut 2 through bolt 1 with connecting plate 4, and said bolt 1 is made up of the bolt head 1a that fuses and screw rod 1b two-part.Bolt 1 from bottom to top order passes connecting plate 4 and connecting base 3, and friction pads 5 is sheathed on the screw rod 1b, and is sandwiched between connecting plate 4 and the bolt head 1a, and it is coarse rubbing surface that said bolt head 1a goes up the face that contacts with friction pads 5.
Bolt described in
present embodiment 1 is fixing with connecting base 3; And can together rotate with connecting base 3; Concrete means of fixation is: be processed with the axis hole that supplies screw rod 1b to pass on the said connecting base 3; Be symmetrily processed with four straight bevel A on the cylindrical segment of said screw rod 1b bottom, and the axis hole shape on the connecting base 3 and this cylindrical segment sectional shape coupling, thereby realize that screw rod 1b bottom cooperates with the non-rotation of this axis hole.
Two compression springs 6 described in
present embodiment are sheathed on screw rod 1b and go up and be sandwiched between nut 2 and the connecting base 3.
Friction washer described in
present embodiment 7 passes through screw in the bottom of connecting base 3, and is sandwiched between connecting base 3 and the connecting plate 4.
Connecting base 3 two bottom sides described in
present embodiment are fixed with two angle limiting stopper 3a of symmetry, and then corresponding being provided with supplies two movable angle restraining groove 4a of angle limiting stopper 3a on the said connecting plate 4.
are the same with routine techniques; Said connecting base 3 is an aluminum casting; Have some positioning holes on it, be used for fixing through the holder part on screw and LCD TVs or the display screen, connecting plate 4 then is a sheet metal; Also have some positioning holes on it, be used for fixing through the base portion of screw and support.During concrete the use, the user rotates LCD TVs or display screen, drives connecting base 3 and rotates relative to connecting plate 4, realizes spinfunction.The utility model mechanism is in rotary course, and frictional force results from bolt head 1a and friction pads 5, and between friction washer 7 and the connecting plate 4, total frictional force is above-mentioned two-part frictional force sum, and compression spring 6 provides pretightening force, increases friction torque.Angle limiting stopper 3a on the connecting base 3 matches with angle restraining groove 4a on the connecting plate 4, thereby limits the angle of swing of connecting base 3, and angle is specifically decided according to the design radian of angle restraining groove 4a, in the present embodiment is ± 15o.
This LCD TVs support rotating machinery that
the utility model provides; Through bolt 1 is fixing with connecting base 3; And be encased inside friction pads 5 at bolt head 1a and 4 of connecting plates; Make original concentrating result from the frictional force between connecting base 3 and the connecting plate 4, part has been transferred between bolt head 1a and the connecting plate 4, does the use that can reduce even cancel friction pads between connecting base 3 and the connecting plate 4 like this.And; The utility model further becomes coarse rubbing surface with the surface Machining that bolt head 1a contacts with friction pads 5, minimizing further the friction pads usage quantity between bolt head 1a and the connecting plate 4, simplified mechanism greatly; Simplify assembling, reduced cost.
the foregoing description certainly only are the technical conceive and the characteristics of explanation the utility model; Its purpose is to let the people who is familiar with this technology can understand content of the utility model and enforcement according to this, can not limit the protection domain of the utility model with this.All equivalent transformation or modifications of doing according to the spirit of the utility model main technical schemes all should be encompassed within the protection domain of the utility model.
Claims (8)
1. a LCD TVs support rotating machinery comprises through bolt (1) and nut (2) being fixedly coupled seat (3) and connecting plate (4), and said bolt (1) is made up of the bolt head that fuses (1a) and screw rod (1b) two-part; It is characterized in that said bolt (1) and connecting base (3) are fixing, and can together rotate with connecting base (3); Also comprise and be sheathed on that screw rod (1b) is gone up and by friction pads (5) and some compression springs (6) of nut (2) locking; Said bolt (1) from bottom to top order passes connecting plate (4) and connecting base (3), and said friction pads (5) is sandwiched between connecting plate (4) and the bolt head (1a).
2. LCD TVs support rotating machinery according to claim 1 is characterized in that it is coarse rubbing surface that said bolt head (1a) is gone up the face that contacts with friction pads (5).
3. LCD TVs support rotating machinery according to claim 1 is characterized in that said compression spring (6) all is sandwiched between nut (2) and the connecting base (3).
4. LCD TVs support rotating machinery according to claim 1 is characterized in that being processed with on the said connecting base (3) axis hole that supplies screw rod (1b) to pass, and said screw rod (1b) bottom is that non-rotation cooperates with this axis hole.
5. LCD TVs support rotating machinery according to claim 4 it is characterized in that being processed with at least one straight bevel (A) on the cylindrical segment of said screw rod (1b) bottom, and the axis hole shape on the connecting base (3) is mated with this cylindrical segment sectional shape.
6. LCD TVs support rotating machinery according to claim 4 it is characterized in that said screw rod (1b) bottom section is the polygonal that N >=3 are counted on the limit, and axis hole shape and polygonal on the connecting base (3) is complementary.
7. LCD TVs support rotating machinery according to claim 1 is characterized in that being fixed with angle limiting stopper (3a) on the said connecting base (3), then is provided with the angle restraining groove (4a) that supplies angle limiting stopper (3a) movable on the said connecting plate (4).
8. LCD TVs support rotating machinery according to claim 1 is characterized in that the bottom of said connecting base (3) is fixed with friction washer (7), and said friction washer (7) is sandwiched between connecting base (3) and the connecting plate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204554944U CN202327556U (en) | 2011-11-17 | 2011-11-17 | Bracket rotating mechanism for LCD TV |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204554944U CN202327556U (en) | 2011-11-17 | 2011-11-17 | Bracket rotating mechanism for LCD TV |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202327556U true CN202327556U (en) | 2012-07-11 |
Family
ID=46439537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204554944U Expired - Lifetime CN202327556U (en) | 2011-11-17 | 2011-11-17 | Bracket rotating mechanism for LCD TV |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202327556U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102364202A (en) * | 2011-11-17 | 2012-02-29 | 苏州胜利精密制造科技股份有限公司 | Liquid crystal television bracket rotating mechanism |
| CN103032659A (en) * | 2012-10-26 | 2013-04-10 | 宁波天琪电子有限公司 | Cross clamp bracket of tablet personal computer |
| CN109595444A (en) * | 2018-12-18 | 2019-04-09 | 中国航空工业集团公司洛阳电光设备研究所 | A kind of height adjustment device with damping |
-
2011
- 2011-11-17 CN CN2011204554944U patent/CN202327556U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102364202A (en) * | 2011-11-17 | 2012-02-29 | 苏州胜利精密制造科技股份有限公司 | Liquid crystal television bracket rotating mechanism |
| CN103032659A (en) * | 2012-10-26 | 2013-04-10 | 宁波天琪电子有限公司 | Cross clamp bracket of tablet personal computer |
| CN103032659B (en) * | 2012-10-26 | 2015-12-30 | 宁波天琪电子有限公司 | Panel computer cross clamp support |
| CN109595444A (en) * | 2018-12-18 | 2019-04-09 | 中国航空工业集团公司洛阳电光设备研究所 | A kind of height adjustment device with damping |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120711 |