CN212745789U - Liquid crystal display screen with adjustable height - Google Patents
Liquid crystal display screen with adjustable height Download PDFInfo
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- CN212745789U CN212745789U CN202021367899.8U CN202021367899U CN212745789U CN 212745789 U CN212745789 U CN 212745789U CN 202021367899 U CN202021367899 U CN 202021367899U CN 212745789 U CN212745789 U CN 212745789U
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Abstract
The utility model discloses a liquid crystal display screen with adjustable height, which comprises a liquid crystal display screen; a dust-proof plate is fixedly arranged at the top end of the liquid crystal display screen; a dustproof device is arranged in the dustproof plate; the liquid crystal display screen is fixedly arranged on the mounting plate; cylindrical blocks are symmetrically and rotatably arranged in two sides of the bottom end of the mounting plate; the bottom end of the cylindrical block is connected with a worm in a transmission manner; one end of the worm, which is far away from the cylindrical block, is in transmission connection with a cylindrical sliding block; the cylindrical sliding blocks are arranged in the sliding grooves on two sides of the bottom end of the rotating cabinet; the worm is sleeved and matched with a threaded pipe in a transmission manner; the threaded pipe is rotatably arranged in the rotating cabinet; the threaded pipes are connected with rotating devices in a transmission fit mode through chains. The utility model can adjust the height of the liquid crystal display screen, which makes the use of the liquid crystal display screen more convenient and improves the practicability of the liquid crystal display screen; still be provided with dust keeper simultaneously, can avoid adsorbing on liquid crystal display's the screen to have the dust.
Description
Technical Field
The utility model relates to a liquid crystal display specifically is a liquid crystal display with adjustable height.
Background
Liquid Crystal Displays (LCDs) are used in digital watches and one type of display for many portable computers. The LCD display uses two sheets of polarized material with a liquid crystal solution between them. When current is passed through the liquid, the crystals will rearrange so that light cannot pass through them. Thus, each crystal acts like a louver, both allowing light to pass through and blocking light. Liquid Crystal Display (LCD) technology information products are now developed toward the goals of being light, thin, short, and small, and it is certainly no exception to display products having a long history in the computer periphery. On the premise of being convenient to carry and transport, the conventional display methods such as CRT image display and LED display are all limited by the factors of too large volume or huge power consumption, and thus cannot meet the actual requirements of users. The development of the liquid crystal display technology is just in line with the trend of the current information products, and the user can enjoy the best visual environment no matter the advantages of right-angle display, low power consumption, small volume, zero radiation and the like.
However, the height of the existing liquid crystal display screen can not be adjusted in the using process, which brings inconvenience to users and reduces the practicability of the liquid crystal display screen; and the liquid crystal display screen is easy to adsorb dust when not suitable, the dust is attached to the screen of the liquid crystal display screen, and the phenomenon of unclear picture can occur when people use the liquid crystal display screen to watch the picture of the device.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a liquid crystal display with adjustable height to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a height-adjustable liquid crystal display screen comprises a liquid crystal display screen; a dust-proof plate is fixedly arranged at the top end of the liquid crystal display screen; a dustproof device is arranged in the dustproof plate; the liquid crystal display screen is fixedly arranged on the mounting plate; cylindrical blocks are symmetrically and rotatably arranged in two sides of the bottom end of the mounting plate; the bottom end of the cylindrical block is connected with a worm in a transmission manner; one end of the worm, which is far away from the cylindrical block, is in transmission connection with a cylindrical sliding block; the cylindrical sliding block is arranged in the sliding groove; the sliding chutes are symmetrically arranged in two sides of the bottom end of the rotating cabinet; the rotating cabinet is arranged below the mounting plate; the worm is sleeved and matched with a threaded pipe in a transmission manner; the threaded pipe is rotatably arranged in the rotating cabinet and is arranged above the sliding chute; the threaded pipes are connected with rotating devices in a transmission fit mode through chains.
Further, the dustproof device comprises a strip-shaped plate, a first rotating shaft, dustproof cloth, a cylindrical disc and a ball chain; the first rotating shaft is rotatably arranged in the square groove; the square groove is arranged in one side, far away from the mounting plate, of the bottom end of the dustproof plate; the middle part of the first rotating shaft is wound with dustproof cloth; a strip-shaped plate is fixedly arranged at one end of the dustproof cloth away from the first rotating shaft; one end of the first rotating shaft is fixedly provided with a cylindrical disc; the cylindrical disc is arranged in the rotating groove; the rotating groove is arranged in one side of the dustproof plate; the cylindrical disc is connected with a ball chain in a transmission fit manner.
Furthermore, the dust guard is provided with the spacing groove in the bottom bilateral symmetry in square groove.
Further, spherical grooves are uniformly distributed on the outer side of the cylindrical disc; the spherical groove is in transmission fit connection with the spherical chain; a plurality of groups of steel balls are uniformly and fixedly connected on the ball chain, and the distance between two adjacent groups of steel balls on the ball chain is consistent with the distance between two adjacent groups of spherical grooves on the cylindrical disc; the steel ball is arranged in the spherical groove in a sliding manner.
Further, the rotating device comprises a rotating disc, a second rotating shaft and a gear; the second rotating shaft is rotatably arranged in the middle of the rotating cabinet; a second rotating shaft is fixedly arranged on the rotating cabinet; the second rotating shaft is in transmission fit connection with the threaded pipes arranged on the two sides through chains; the top end of the second rotating shaft is in transmission connection with a turntable; the rotary table is arranged in the circular groove; the circular groove is arranged in the middle of the top end of the rotating cabinet.
Furthermore, a dust cover is sleeved on the part of the worm, which is positioned between the mounting plate and the rotating cabinet, and the dust cover is made of rubber; the bottom end of the dust cover is fixedly arranged on the top end of the rotating cabinet; one end of the dust cover far away from the rotating cabinet is fixedly arranged at the bottom end of the mounting plate.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model can adjust the height of the liquid crystal display screen under the driving of the rotating device, which makes the use of the liquid crystal display screen more convenient and improves the practicability of the liquid crystal display screen; and simultaneously the utility model discloses still be provided with dust keeper, can avoid adsorbing on liquid crystal display's the screen when not using has the dust, cause the phenomenon of watching the picture unsharpness in the liquid crystal display to take place.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the middle dust-proof device of the present invention.
Fig. 3 is a schematic structural view of the cylindrical disk of the present invention.
In the figure: 1-liquid crystal display screen, 2-mounting plate, 3-cylindrical block, 4-worm, 5-dustproof device, 51-strip plate, 52-first rotating shaft, 53-dustproof cloth, 54-cylindrical disc, 55-ball chain, 6-rotating device, 61-rotating disc, 62-second rotating shaft, 63-gear, 7-threaded pipe, 8-sliding chute, 9-rotating cabinet, 10-cylindrical sliding block, 11-circular groove, 12-chain, 13-steel ball, 14-dustproof cover, 15-square groove, 16-limiting groove, 17-spherical groove, 18-dustproof plate and 19-rotating groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Referring to fig. 1, in an embodiment of the present invention, a height-adjustable liquid crystal display includes a liquid crystal display 1; a dust-proof plate 18 is fixedly arranged at the top end of the liquid crystal display screen 1; the dustproof device 5 is arranged in the dustproof plate 18, and the dustproof device 5 can prevent dust from being adsorbed on the screen of the liquid crystal display screen 1 under the condition that the liquid crystal display screen 1 is not suitable for use; the liquid crystal display screen 1 is fixedly arranged on the mounting plate 2; the two sides of the bottom end of the mounting plate 2 are internally and symmetrically provided with cylindrical blocks 3 in a rotating way; the bottom end of the cylindrical block 3 is connected with a worm 4 in a transmission way; one end of the worm 4, which is far away from the cylindrical block 3, is in transmission connection with a cylindrical sliding block 10, and the cylindrical sliding block 10 can limit the worm 4 in the vertical direction; the cylindrical sliding block 10 is arranged in the sliding groove 8; the sliding chutes 8 are symmetrically arranged in two sides of the bottom end of the rotating cabinet 9; the rotating cabinet 9 is arranged below the mounting plate 2; the worm 4 is in sleeve joint and transmission fit with a threaded pipe 7; the threaded pipe 7 is rotatably arranged in the rotating cabinet 9, and the threaded pipe 7 is arranged above the sliding chute 8; the threaded pipes 7 are connected with the rotating device 6 in a transmission fit mode through the chains 12, the rotating device 6 can drive the worm 4 to rotate, and the worm 4 can move in the vertical direction when rotating, so that the height of the liquid crystal display screen can be adjusted.
Example 2
Referring to fig. 2, the dust-proof device 5 includes a strip-shaped plate 51, a first rotating shaft 52, a dust-proof cloth 53, a cylindrical disc 54 and a ball chain 55; the first rotating shaft 52 is rotatably arranged in the square groove 15; the square groove 15 is arranged in one side of the bottom end of the dustproof plate 18 far away from the mounting plate 2; the middle part of the first rotating shaft 52 is wound with dustproof cloth 53; one end of the dustproof cloth 53, which is far away from the first rotating shaft 52, is fixedly provided with a strip-shaped plate 51, and when the dustproof cloth 53 is folded, the strip-shaped plate 51 limits the dustproof cloth 53; a cylindrical disc 54 is fixedly arranged at one end of the first rotating shaft 52; the cylindrical disk 54 is arranged in the rotating groove 19; the rotation groove 19 is provided in one side of the dust-proof plate 18; the cylindrical disc 54 is connected with a ball chain 55 in a transmission fit manner.
Referring to fig. 2, the dust-proof plate 18 is symmetrically provided with limiting grooves 16 at two sides of the bottom end of the square groove 15, and when the dust-proof cloth 53 is not used, the two ends of the strip-shaped plate 51 are slidably disposed in the limiting grooves 16 to limit the dust-proof cloth 53.
Example 3
Referring to fig. 2 and 3, spherical grooves 17 are uniformly formed on the outer side of the cylindrical disc 54; the spherical groove 17 is in transmission fit connection with a spherical chain 55; a plurality of groups of steel balls 13 are uniformly and fixedly connected to the ball chain 55, and the distance between two adjacent groups of steel balls 13 on the ball chain 55 is consistent with the distance between two adjacent groups of spherical grooves 17 on the cylindrical disc 54; the steel ball 13 is slidably disposed in the spherical groove 17.
Example 4
Referring to fig. 1, the rotating device 6 includes a rotating plate 61, a second rotating shaft 62 and a gear 63; the second rotating shaft 62 is rotatably arranged in the middle of the rotating cabinet 9; a second rotating shaft 62 is fixedly arranged on the rotating cabinet 9; the second rotating shaft 62 is in transmission fit connection with the threaded pipes 7 arranged on the two sides through chains 12; the top end of the second rotating shaft 62 is provided with a rotating disc 61 in a transmission connection manner; the rotary disc 61 is arranged in the circular groove 11; the circular groove 11 is arranged in the middle of the top end of the rotating cabinet 9.
Example 5
Referring to fig. 1, a dust cover 14 is sleeved on a portion of the worm 4 located between the mounting plate 2 and the rotating cabinet 9, the dust cover 14 is made of rubber, and the dust cover 14 is similar to a spring in shape and has elasticity; the bottom end of the dust cover 14 is fixedly arranged on the top end of the rotating cabinet 9; the dust cover 14 is fixedly arranged at the bottom end of the mounting plate 2 at the end far away from the rotating cabinet 9.
The utility model discloses a theory of operation is:
when the height of the liquid crystal display screen 1 needs to be adjusted, the circular groove 11 can be rotated, the second rotating shaft 62 and the gear 63 can be driven to rotate by the rotation of the circular groove 11, the gear 63 can be driven to rotate through the chain 12 to drive the threaded pipes 7 on the two sides to rotate, the worm 4 can be driven to rotate by the rotation of the threaded pipes 7, and the worm 4 can move in the vertical direction by the rotation of the worm 4, so that the mounting plate 2 and the liquid crystal display screen 1 can move in the vertical direction, and the height of the liquid crystal display screen 1 can be adjusted; when the liquid crystal display screen 1 is not needed to be used, the ball chain 55 can be pulled to move in the vertical direction, the steel balls 13 on the ball chain 55 are in sliding fit with the spherical grooves 17 on the cylindrical disc 54, the fixed ball chain 55 moves in the vertical direction to enable the cylindrical disc 54 to rotate, the cylindrical disc 54 rotates to drive the first rotating shaft 52 to rotate, the dustproof cloth 53 wound on the first rotating shaft 52 can be unfolded to move downwards by rotating the first rotating shaft 52, the screen of the liquid crystal display screen 1 is shielded by the dustproof cloth 53, and accordingly dust is prevented from being adsorbed on the screen of the liquid crystal display screen 1.
Claims (6)
1. A height-adjustable liquid crystal display comprises a liquid crystal display (1); the liquid crystal display is characterized in that a dust-proof plate (18) is fixedly arranged at the top end of the liquid crystal display (1); a dustproof device (5) is arranged in the dustproof plate (18); the liquid crystal display screen (1) is fixedly arranged on the mounting plate (2); the two sides of the bottom end of the mounting plate (2) are internally and symmetrically provided with cylindrical blocks (3) in a rotating way; the bottom end of the cylindrical block (3) is connected with a worm (4) in a transmission way; one end of the worm (4) far away from the cylindrical block (3) is connected with a cylindrical sliding block (10) in a transmission way; the cylindrical sliding block (10) is arranged in the sliding groove (8); the sliding chutes (8) are symmetrically arranged in two sides of the bottom end of the rotating cabinet (9); the rotating cabinet (9) is arranged below the mounting plate (2); the worm (4) is in sleeve fit with a threaded pipe (7) in a transmission fit manner; the threaded pipe (7) is rotatably arranged in the rotating cabinet (9), and the threaded pipe (7) is arranged above the sliding chute (8); the threaded pipes (7) are connected with rotating devices (6) in a transmission fit mode through chains (12).
2. A height adjustable liquid crystal display screen according to claim 1, characterized in that the dust-proof means (5) comprises a strip-shaped plate (51), a first rotating shaft (52), a dust-proof cloth (53), a cylindrical disk (54) and a ball chain (55); the first rotating shaft (52) is rotatably arranged in the square groove (15); the square groove (15) is arranged in one side, away from the mounting plate (2), of the bottom end of the dustproof plate (18); the middle part of the first rotating shaft (52) is wound with dustproof cloth (53); one end of the dustproof cloth (53) far away from the first rotating shaft (52) is fixedly provided with a strip-shaped plate (51); one end of the first rotating shaft (52) is fixedly provided with a cylindrical disc (54); the cylindrical disc (54) is arranged in the rotating groove (19); the rotating groove (19) is arranged in one side of the dustproof plate (18); the cylindrical disc (54) is connected with a ball chain (55) in a transmission fit manner.
3. A height adjustable liquid crystal display screen according to claim 1, wherein said rotating means (6) comprises a rotary plate (61), a second rotary shaft (62) and a gear (63); the second rotating shaft (62) is rotatably arranged in the middle of the rotating cabinet (9); a second rotating shaft (62) is fixedly arranged on the rotating cabinet (9); the second rotating shaft (62) is in transmission fit connection with the threaded pipes (7) arranged on the two sides through chains (12); the top end of the second rotating shaft (62) is provided with a rotating disc (61) in a transmission connection way; the rotary disc (61) is arranged in the circular groove (11); the circular groove (11) is arranged in the middle of the top end of the rotating cabinet (9).
4. A height adjustable lcd according to claim 1, wherein the worm (4) is provided with a dust cover (14) at a portion between the mounting plate (2) and the rotating cabinet (9), and the dust cover (14) is made of rubber; the bottom end of the dust cover (14) is fixedly arranged on the top end of the rotating cabinet (9); and one end of the dust cover (14) far away from the rotating cabinet (9) is fixedly arranged on the bottom end of the mounting plate (2).
5. A height adjustable liquid crystal display screen according to claim 2, characterized in that the dust-proof plate (18) is symmetrically provided with a limiting groove (16) at both sides of the bottom end of the square groove (15).
6. A height adjustable liquid crystal display screen as claimed in claim 2, wherein the cylindrical plate (54) is provided with spherical grooves (17) on its outer side; the spherical groove (17) is in transmission fit connection with a spherical chain (55); a plurality of groups of steel balls (13) are uniformly and fixedly connected to the ball chain (55), and the distance between two adjacent groups of steel balls (13) on the ball chain (55) is consistent with the distance between two adjacent groups of spherical grooves (17) on the cylindrical disc (54); the steel ball (13) is arranged in the spherical groove (17) in a sliding manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021367899.8U CN212745789U (en) | 2020-07-13 | 2020-07-13 | Liquid crystal display screen with adjustable height |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021367899.8U CN212745789U (en) | 2020-07-13 | 2020-07-13 | Liquid crystal display screen with adjustable height |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212745789U true CN212745789U (en) | 2021-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021367899.8U Active CN212745789U (en) | 2020-07-13 | 2020-07-13 | Liquid crystal display screen with adjustable height |
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| Country | Link |
|---|---|
| CN (1) | CN212745789U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113175605A (en) * | 2021-04-24 | 2021-07-27 | 哈尔滨艾拓普科技有限公司 | Oil well digital management platform |
-
2020
- 2020-07-13 CN CN202021367899.8U patent/CN212745789U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113175605A (en) * | 2021-04-24 | 2021-07-27 | 哈尔滨艾拓普科技有限公司 | Oil well digital management platform |
| CN113175605B (en) * | 2021-04-24 | 2022-12-09 | 江苏鸿源石化机械有限公司 | Oil well digital management platform |
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