CN215335524U - Liquid crystal display television lifting support limiting device - Google Patents
Liquid crystal display television lifting support limiting device Download PDFInfo
- Publication number
- CN215335524U CN215335524U CN202121007549.5U CN202121007549U CN215335524U CN 215335524 U CN215335524 U CN 215335524U CN 202121007549 U CN202121007549 U CN 202121007549U CN 215335524 U CN215335524 U CN 215335524U
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- China
- Prior art keywords
- movable block
- threaded rod
- lcd
- fixed mounting
- mounting
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 22
- 230000017525 heat dissipation Effects 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 238000005192 partition Methods 0.000 abstract description 7
- 238000004804 winding Methods 0.000 description 8
- 230000033228 biological regulation Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 208000008035 Back Pain Diseases 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 208000019804 backache Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The utility model discloses a limiting device for a lifting support of a liquid crystal television, which comprises a bottom plate, wherein a vertical box is fixedly arranged at the top of the bottom plate, a first limiting groove is formed in the upper part of one side of the bottom plate, a partition plate is fixedly arranged below the inner part of the vertical box, a motor is fixedly arranged at the bottom of the partition plate, a threaded rod is fixedly arranged at the driving end of the motor, and a movable block is sleeved on the outer wall of the threaded rod. This a LCD TV lifting support stop device, this practicality is used through motor, threaded rod, first spacing groove, stay cord, movable block, locating piece, second spacing groove, box, take-up reel, cross axle, first conical gear, second conical gear and stop gear's cooperation, screw thread inefficacy on the threaded rod, in the time of can not restricting the position of movable block, the stay cord can produce a pulling force to the locating piece, the locating piece carries on spacingly to the movable block, make the movable block can not drop downwards suddenly along the outer wall of threaded rod.
Description
Technical Field
The utility model relates to the technical field of liquid crystal display television lifting, in particular to a limiting device for a lifting support of a liquid crystal display television.
Background
The television and the computer are more and more popularized and used in daily life of people, the television and the computer are usually placed in classrooms, meeting rooms, halls or families, the placing height of the television and the computer has great influence on watching or using, for example, the height of the television and the computer is improper, people can feel soreness and backache after watching or using for a long time, and watching and using are influenced, the height of the television lifting frame can be adjusted through remote control or manual operation, so that the television is in the best visual angle, and the requirement that people are suitable for watching the television is met.
However, according to the conventional limiting device for the liquid crystal display television lifting support in the market, the liquid crystal display television is lifted in a thread transmission mode, when the television is lifted to a specified position, the position of the liquid crystal display television is fixed by self-locking of a motor and limitation of threads, and due to the fixing mode, one thread fails, the position of the liquid crystal display television is very insecure, and the falling hidden danger is very easy to occur.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a limiting device for a lifting support of a liquid crystal display television, which aims to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme:
the utility model provides a LCD TV lifting support stop device, includes the bottom plate, the top fixed mounting of bottom plate has perpendicular case, first spacing groove has been seted up to the top of bottom plate one side, erect the inside below fixed mounting of incasement portion and have the baffle, the bottom fixed mounting of baffle has the motor, the drive end fixed mounting of motor has the threaded rod, the cover is equipped with the movable block on the outer wall of threaded rod, one side of movable block is provided with the LCD TV, the top of erecting the case is provided with stop gear.
As a further scheme of the utility model: the mounting groove has been seted up to one side of movable block, the pivot is installed in the internal rotation of mounting groove, fixed the cup jointing has the linking arm on the outer wall of pivot, the one end fixed mounting of linking arm has the mounting panel, the fixed cup jointing in the front side of linking arm has vertical gear on the pivot outer wall, the top fixed mounting of movable block has the mounting bracket, fixed mounting has electric telescopic handle on the mounting bracket, electric telescopic handle's drive end fixed mounting has the rack.
As a still further scheme of the utility model: stop gear includes the box, and box and the top fixed connection who erects the case, the fixed dark commentaries on classics in top of threaded rod has first conical gear, the inside rotation of box installs the cross axle, the one end fixed mounting of cross axle has the take-up reel, fixed cover has connect second conical gear on the outer wall of cross axle, erect the top of case opposite side and seted up the second spacing groove, the opposite side fixed mounting of movable block has the locating piece, it is provided with the stay cord around on the take-up reel.
As a still further scheme of the utility model: and a threaded hole matched with the threaded rod is formed in one side of the top of the movable block, and the movable block is in threaded connection with the threaded rod through the threaded hole formed in the top of the movable block.
As a still further scheme of the utility model: the pull rope is made of a steel wire rope.
As a still further scheme of the utility model: a plurality of heat dissipation holes are formed in the lower portions of the two sides of the vertical box.
Compared with the prior art, the utility model has the beneficial effects that:
1. the utility model discloses a motor, the threaded rod, first spacing groove, the stay cord, the movable block, the locating piece, the second spacing groove, the box, the take-up reel, the cross axle, first conical gear, second conical gear and stop gear's cooperation is used, screw thread failure on the threaded rod, when can not restricting the position of movable block, the stay cord can produce a pulling force to the locating piece, the locating piece carries on spacingly to the movable block, make the movable block can not drop downwards along the outer wall of threaded rod suddenly, thereby further inject the movable block position through stop gear, ensure the fastness of LCD TV on a certain position, the phenomenon that drops suddenly can not take place, the safety in utilization of LCD TV has been guaranteed.
2. This practicality uses through the cooperation of LCD TV, mounting panel, linking arm, electric telescopic handle, rack, pivot and vertical gear, has reached and has carried out the regulation of angle on the vertical direction to LCD TV, makes people's viewing angle better, watches experience better.
Drawings
FIG. 1 is a schematic structural diagram of a limiting device of a liquid crystal display television lifting bracket;
FIG. 2 is a front view of a limiting device of a LCD TV lifting bracket;
FIG. 3 is an enlarged schematic view of a position A of the LCD TV lifting bracket limiting device in FIG. 1;
fig. 4 is an enlarged schematic structural diagram of a position B in fig. 1 of a liquid crystal television lifting bracket limiting device.
In the figure: the device comprises a bottom plate 1, a vertical box 2, a motor 3, a partition plate 4, a threaded rod 5, a first limiting groove 6, a liquid crystal television 7, a mounting plate 8, a connecting arm 9, a pull rope 10, a movable block 11, a positioning block 12, a second limiting groove 13, a mounting rack 14, a box body 15, a winding roll 16, an electric telescopic rod 17, a transverse shaft 18, a first bevel gear 19, a second bevel gear 20, a limiting mechanism 21, a rack 22, a rotating shaft 23, a vertical gear 24 and a mounting groove 25.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, 2 and 4, in an embodiment of the present invention, a lcd tv lifting bracket limiting device includes a bottom plate 1, a vertical box 2 is fixedly installed on a top of the bottom plate 1, a first limiting groove 6 is formed above one side of the bottom plate 1, a partition plate 4 is fixedly installed below the interior of the vertical box 2, a motor 3 is fixedly installed on a bottom of the partition plate 4, a driving end of the motor 3 penetrates through the bottom of the partition plate 4 and extends to a top of the partition plate 4, a threaded rod 5 is fixedly installed on the driving end of the motor 3, a top end of the threaded rod 5 is rotatably connected with a bearing installed on a top of an inner wall of the vertical box 2, a movable block 11 is sleeved on an outer wall of the threaded rod 5, the movable block 11 penetrates through one side of the inner wall of the vertical box 2 and is slidably connected with the first limiting groove 6, an lcd tv 7 is installed on one side of the movable block 11, a limiting mechanism 21 is installed on a top of the vertical box 2, so as to ensure firmness of the lcd tv 7 at a certain position, the phenomenon of sudden drop can not occur, and the use safety of the liquid crystal television 7 is ensured.
Referring to fig. 1 and 3, in the application, mounting groove 25 has been seted up to one side of movable block 11, the pivot 23 is installed in the internal rotation of mounting groove 25, it has linking arm 9 to fix the cover on the outer wall of pivot 23, the one end fixed mounting of linking arm 9 has mounting panel 8, and one side fixed connection of mounting panel 8 and LCD TV 7, the fixed cover in front side that lies in linking arm 9 on the outer wall of pivot 23 has vertical gear 24, the top fixed mounting of movable block 11 has mounting bracket 14, fixed mounting has electric telescopic handle 17 on mounting bracket 14, electric telescopic handle 17's drive end fixed mounting has rack 22, and rack 22 meshes with vertical gear 24 mutually, reached and carried out the regulation of angle in the vertical direction to LCD TV 7, make people's viewing angle better, viewing experience is better.
Referring to fig. 1 and 4, in the present application, the limiting mechanism 21 includes a box body 15, the box body 15 is fixedly connected to the top of the vertical box 2, the top end of the threaded rod 5 sequentially penetrates through the top of the inner wall of the vertical box 2 and the bottom of the box body 15 and extends into the box body 15, the top end of the threaded rod 5 is fixedly hidden with a first bevel gear 19, the inside of the box body 15 is rotatably installed with a cross shaft 18, one end of the cross shaft 18 penetrates through one side of the inner wall of the box body 15 and extends to the other side of the box body 15, one end of the cross shaft 18 is fixedly installed with a winding reel 16, the outer wall of the cross shaft 18 is fixedly sleeved with a second bevel gear 20, the second bevel gear 20 is engaged with the first bevel gear 19, a second limiting groove 13 is opened above the other side of the vertical box 2, the other side of the movable block 11 is fixedly installed with a positioning block 12, and the positioning block 12 penetrates through the inside of the second limiting groove 13 and extends to the outside of the vertical box 2, the pull rope 10 is arranged on the winding roll 16 in a surrounding mode, one end of the pull rope 10 is fixedly connected with the top of the positioning block 12, the adjusted position of the liquid crystal television 7 is further limited, and the safe use of the liquid crystal television 7 is guaranteed.
Referring to fig. 1, in this application, the screw hole with 5 looks adaptations of threaded rod is seted up to one side at movable block 11 top, and the screw hole that movable block 11 was seted up through its top and 5 threaded connection of threaded rod, through the driven mode of screw, has realized the effect of 11 vertical movements of movable block.
Referring to fig. 1, in the application, the material of stay cord 10 is wire rope, and structural strength is better, has improved the life of stay cord 10.
Referring to fig. 1, in this application, erect the below of 2 both sides of case and all seted up a plurality of louvre, erect the below fixed mounting of 2 opposite sides of case and have the switch, motor 3 and electric telescopic handle 17 all have the power through wire electric connection, and the switch pass through the wire respectively with motor 3 and electric telescopic handle 17 electric connection, carry out effectual heat dissipation to motor 3, ensure motor 3's normal operating.
The working principle of the utility model is as follows:
referring to fig. 1, 2 and 4, in use, when the position of the lcd tv 7 needs to be adjusted, the motor 3 is controlled to start to operate by the switch, the driving end of the motor 3 drives the threaded rod 5 to rotate, the movable block 11 is vertically and stably moved by the threaded transmission between the threaded rod 5 and the movable block 11 and the sliding relationship between the movable block 11 and the first limiting groove 6, the movable block 11 drives the lcd tv 7 to vertically move by the cooperation between the rotating shaft 23, the connecting arm 9 and the mounting plate 8, so that the position of the lcd tv 7 in the vertical direction is adjusted by the threaded transmission between the threaded rod 5 and the movable block 11, and meanwhile, in the process of adjusting the lcd tv 7, the rotation of the threaded rod 5 drives the first bevel gear 19 to rotate, and the first bevel gear 19 is engaged with the second bevel gear 20, the second bevel gear 20 is rotated, the rotation of the second bevel gear 20 drives the cross shaft 18 to rotate, the rotation of the cross shaft 18 drives the winding roll 16 to rotate, the rotation direction of the winding roll 16 is different, the pulling rope 10 can be dismounted or wound, when the liquid crystal television 7 ascends, the winding roll 16 winds the pulling rope 10, when the liquid crystal television 7 descends, the pulling rope 10 is dismounted from the winding roll 16, the lifting distance of the liquid crystal television 7 is the same as the winding or dismounting length of the pulling rope 10, the pulling rope 10 is always in a tight state, the pulling rope 10 limits the movable block 11 through the positioning block 12, therefore, even if the thread on the threaded rod 5 fails and the position of the movable block 11 cannot be limited, the pulling rope 10 can generate a pulling force on the positioning block 12, the positioning block 12 limits the movable block 11, and the movable block 11 cannot drop down suddenly along the outer wall of the threaded rod 5, therefore, the position of the movable block 11 is further limited through the limiting mechanism 21, the firmness of the liquid crystal television 7 at a certain position is ensured, the phenomenon of sudden dropping is avoided, and the use safety of the liquid crystal television 7 is ensured.
Referring to fig. 1 and 3, during the use, in order to make lcd-tv 7 reach the best viewing angle, after lcd-tv 7 adjusts the appointed height, through on-off control electric telescopic handle 17 begins to work, electric telescopic handle 17's drive end drives rack 22 and carries out vertical removal, through rack 22 and vertical gear 24's meshing, make vertical gear 24 carry out corotation and reversal, vertical gear 24's rotation drives pivot 23 and rotates, the rotation of pivot 23 drives linking arm 9 and moves, linking arm 9 drives lcd-tv 7 through mounting panel 8 and moves, thereby reached and carried out the regulation of angle in the vertical direction to lcd-tv 7, make people's viewing angle better, it is better to watch experience.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.
Claims (6)
1. The utility model provides a LCD TV lifting support stop device, includes bottom plate (1), its characterized in that: the utility model discloses a Liquid Crystal Display (LCD) device, including bottom plate (1), the top fixed mounting of bottom plate (1) has erect case (2), first spacing groove (6) have been seted up to the top of bottom plate (1) one side, erect the inside below fixed mounting of case (2) baffle (4), the bottom fixed mounting of baffle (4) has motor (3), the drive end fixed mounting of motor (3) has threaded rod (5), the cover is equipped with movable block (11) on the outer wall of threaded rod (5), one side of movable block (11) is provided with LCD TV (7), the top of erecting case (2) is provided with stop gear (21).
2. The LCD TV lifting bracket limiting device as defined in claim 1, wherein: mounting groove (25) have been seted up to one side of movable block (11), pivot (23) are installed to the internal rotation of mounting groove (25), fixed cover has been cup jointed linking arm (9) on the outer wall of pivot (23), the one end fixed mounting of linking arm (9) has mounting panel (8), vertical gear (24) have been cup jointed to the front side that lies in linking arm (9) on pivot (23) outer wall fixed mounting, the top fixed mounting of movable block (11) has mounting bracket (14), fixed mounting has electric telescopic handle (17) on mounting bracket (14), the drive end fixed mounting of electric telescopic handle (17) has rack (22).
3. The LCD TV lifting bracket limiting device as defined in claim 1, wherein: stop gear (21) include box (15), and box (15) and the top fixed connection who erects case (2), the fixed dark commentaries on classics in top of threaded rod (5) has first conical gear (19), cross axle (18) are installed to the inside rotation of box (15), the one end fixed mounting of cross axle (18) has take-up reel (16), it has second conical gear (20) to fix the cover on the outer wall of cross axle (18), second spacing groove (13) have been seted up to the top of erecting case (2) opposite side, the opposite side fixed mounting of movable block (11) has locating piece (12), around being provided with stay cord (10) on take-up reel (16).
4. The LCD TV lifting bracket limiting device as defined in claim 1, wherein: one side at the top of the movable block (11) is provided with a threaded hole matched with the threaded rod (5), and the movable block (11) is in threaded connection with the threaded rod (5) through the threaded hole formed in the top of the movable block.
5. The LCD TV lifting bracket limiting device as defined in claim 3, wherein: the pull rope (10) is made of a steel wire rope.
6. The LCD TV lifting bracket limiting device as defined in claim 1, wherein: a plurality of heat dissipation holes are formed in the lower portions of the two sides of the vertical box (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121007549.5U CN215335524U (en) | 2021-05-12 | 2021-05-12 | Liquid crystal display television lifting support limiting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121007549.5U CN215335524U (en) | 2021-05-12 | 2021-05-12 | Liquid crystal display television lifting support limiting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215335524U true CN215335524U (en) | 2021-12-28 |
Family
ID=79598586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121007549.5U Expired - Fee Related CN215335524U (en) | 2021-05-12 | 2021-05-12 | Liquid crystal display television lifting support limiting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215335524U (en) |
-
2021
- 2021-05-12 CN CN202121007549.5U patent/CN215335524U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20211228 |