CN211525869U - Liquid crystal screen lifter - Google Patents
Liquid crystal screen lifter Download PDFInfo
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- CN211525869U CN211525869U CN201921707256.0U CN201921707256U CN211525869U CN 211525869 U CN211525869 U CN 211525869U CN 201921707256 U CN201921707256 U CN 201921707256U CN 211525869 U CN211525869 U CN 211525869U
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- box body
- optical axis
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- lifting
- liquid crystal
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Abstract
The utility model provides a liquid crystal screen lifter, which comprises a box body, an optical axis fixing bottom plate, an optical axis fixing top plate, a lifting seat plate, a lifting motor, a pitching motor, a display screen mounting plate, a main gear, a secondary gear, a transmission rotating rod, a main chain wheel, a secondary chain wheel and a chain; the middle part of the box body is provided with an inner cavity, the top part of the box body is provided with an opening cavity, the opening cavity is hinged with a turnover cover, and the opening cavity is used for abdicating the liquid crystal display screen during lifting; the two optical axes are vertically arranged and are respectively arranged at the left side and the right side of the inner cavity of the box body, the upper ends of the optical axes are fixedly arranged on the optical axis fixing top plate, and the lower ends of the optical axes are fixedly arranged on the optical axis fixing bottom plate; the back of the lifting seat plate is fixedly provided with two linear bearings, and the two linear bearings are respectively sleeved on the optical axis. The liquid crystal screen lifter has simple and reasonable structure and beautiful appearance; the transmission operation is stable, and the service life is long; in the non-office state, the liquid crystal display screen can be hidden, so that the office environment is simple and beautiful.
Description
Technical Field
The utility model belongs to the technical field of office equipment, concretely relates to LCD screen riser.
Background
The liquid crystal screen lifter is designed for a high-grade multipurpose meeting room, and when a common meeting is held, the liquid crystal display can be hidden in a meeting table top, so that the table top is flat and concise; when a multimedia conference is held, the liquid crystal display screens can be lifted independently, in groups or completely according to different requirements, and the liquid crystal display screens are used for displaying multimedia information, including conference content, information prompt, image information and the like.
The liquid crystal screen lifter can be independently controlled and controlled in a networking mode according to different requirements of meeting contents.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a liquid crystal screen lifter which has simple and reasonable structure and beautiful appearance; the transmission operation is stable, and the service life is long.
In order to solve the technical problem, the utility model discloses a technical scheme is:
a liquid crystal screen lifter comprises a box body, an optical axis fixing bottom plate, an optical axis fixing top plate, a lifting seat plate, a lifting motor, a pitching motor, a display screen mounting plate, a main gear, a secondary gear, a transmission rotating rod, a main chain wheel, a secondary chain wheel and a chain;
the middle part of the box body is provided with an inner cavity, the top part of the box body is provided with an opening cavity, the opening cavity is hinged with a turnover cover, and the opening cavity is used for abdicating the liquid crystal display screen during lifting;
the optical axis fixing bottom plate and the optical axis fixing top plate are horizontally and fixedly arranged at the bottom and the top of the box body respectively;
the two optical axes are vertically arranged and are respectively arranged at the left side and the right side of the inner cavity of the box body, the upper ends of the optical axes are fixedly arranged on the optical axis fixing top plate, and the lower ends of the optical axes are fixedly arranged on the optical axis fixing bottom plate;
the back of the lifting seat plate is fixedly provided with two linear bearings which are respectively sleeved on the optical axis;
the lifting motor is fixedly arranged at the bottom of the inner cavity of the box body, and an output shaft of the lifting motor is sleeved with a main gear;
the transmission rotating rod is horizontally arranged at the bottom of the inner cavity of the box body, and an auxiliary gear is sleeved on the transmission rotating rod;
the main gear is meshed with the auxiliary gear and drives the transmission rotating rod to rotate through the rotation of the lifting motor;
the left end and the right end of the transmission rotating rod are respectively sleeved with a main chain wheel;
auxiliary chain wheels are fixedly arranged on the left side wall and the right side wall of the box body respectively;
the upper end and the lower end of the chain are respectively sleeved on the auxiliary chain wheel and the main chain wheel;
the middle section of the chain (a small section of chain unit) is fixedly connected with the lifting seat plate through a connecting piece.
The middle part of the lifting seat plate is provided with an installation through hole, and a pitching installation seat is arranged in the installation through hole; the top of the pitching installation block is fixedly provided with a display screen installation plate;
a shaft hole is formed in the left side of the middle section of the pitching installation seat, a horizontally arranged rotating shaft penetrates through the shaft hole, and the left end of the rotating shaft is fixedly arranged on the installation seat of the pitching motor;
the bottom end of the pitching mounting seat is provided with a strip-shaped hole;
the right end face of an output shaft of the pitching motor is connected with a horizontally arranged transition shaft, and the transition shaft is arranged in the strip-shaped hole in a penetrating manner; the transition shaft and the output shaft of the pitching motor are not positioned on the same axis, and when the output shaft of the pitching motor rotates, the output shaft is similar to a cam structure, and can drive the pitching installation seat to swing back and forth, so that the pitching angle of the display screen can be adjusted.
The device also comprises a photoelectric switch and an angle sensor which are used for adjusting and controlling the pitch angle of the display screen.
The display screen mounting plate is vertically arranged, a plurality of mounting holes are formed in the display screen mounting plate, and the display screen back plate and the display screen mounting plate can be fixedly connected through screws and nuts.
The left side and the right side of the lifting seat plate are respectively provided with a flip cover opening and closing mechanism; the top of the flip cover opening and closing mechanism is connected with the flip cover, and the bottom of the flip cover opening and closing mechanism is connected with the lifting seat plate;
the flip opening and closing mechanism is the prior art, and will not be described in a repeated way.
It also includes a photoelectric switch and an angle sensor.
The bottom of the inner cavity of the box body is also provided with a connector plug.
Preferably, for vibration/noise reduction, the upper and lower ends of the optical axis are also respectively sleeved with a polyurethane cushion pad.
Briefly describing the working principle of the method:
when the lifting motor operates, the main gear and the auxiliary gear drive the rotation of the transmission rotating rod, so that the main chain wheel on the transmission rotating rod rotates to drive the chain to transmit, the lifting seat plate fixedly arranged on the chain moves up and down along the optical axis, the display screen mounting plate on the lifting seat plate is controlled to lift, and the lifting function of the liquid crystal display screen is realized.
The elevation and the pitch angle of the lifter can be freely controlled by an adjusting button on a lifter panel or a remote controller or a central controller.
When the lifter rises to the highest position, the liquid crystal display screen can automatically raise the angle.
After the liquid crystal display screen descends, the upgrading device can automatically close the door.
When the upgrading device descends, the overturning door starts the hand clamping prevention function.
The utility model has the advantages that:
the structure is simple and reasonable, and the appearance is beautiful; the transmission operation is stable, and the service life is long;
in the non-office state of the liquid crystal display, the liquid crystal display can extend into the box body to be hidden, so that the office environment is simple and attractive.
Drawings
Fig. 1 is a schematic structural view of the lcd panel lifter of the present invention;
fig. 2 is a schematic structural view of the lcd panel lifter of the present invention (omitting the front panel of the box);
fig. 3 is a schematic view of a partial structure of the lcd panel lifter of the present invention;
fig. 4 is a rear view of fig. 3.
Detailed Description
The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
As shown in fig. 1-4, a liquid crystal display lifter comprises a box body 1, an optical axis 2, an optical axis fixing bottom plate 3, an optical axis fixing top plate 4, a lifting seat plate 5, a lifting motor 6, a pitching motor 7, a display screen mounting plate 8, a main gear, a secondary gear, a transmission rotating rod 11, a main chain wheel 12, a secondary chain wheel 13 and a chain 14;
an inner cavity is arranged in the middle of the box body 1, an opening cavity is arranged at the top of the box body, a turnover cover 15 is hinged to the opening cavity, and the opening cavity is used for abdicating the liquid crystal display screen during lifting;
the optical axis fixing bottom plate 3 and the optical axis fixing top plate 4 are respectively and horizontally fixed at the bottom and the top of the box body 1;
the two optical axes 2 are vertically arranged and are respectively arranged at the left side and the right side of the inner cavity of the box body 1, the upper ends of the optical axes are fixedly arranged on the optical axis fixing top plate 4, and the lower ends of the optical axes are fixedly arranged on the optical axis fixing bottom plate 3;
two linear bearings are fixedly arranged at the back of the lifting seat plate 5 and are respectively sleeved on the optical axis 2;
the lifting motor 6 is fixedly arranged at the bottom of the inner cavity of the box body 1, and a main gear is sleeved on an output shaft of the lifting motor 6;
the transmission rotating rod 11 is horizontally arranged at the bottom of the inner cavity of the box body 1, and an auxiliary gear is sleeved on the transmission rotating rod;
the main gear is meshed with the auxiliary gear and drives the transmission rotating rod 11 to rotate through the rotation of the lifting motor 6;
the left end and the right end of the transmission rotating rod 11 are respectively sleeved with a main chain wheel 12;
the upper end and the lower end of the chain 14 are respectively sleeved on the auxiliary chain wheel 13 and the main chain wheel 12;
the middle section (a small section of chain unit) of the chain 14 is fixedly connected with the lifting seat plate 5 through a connecting piece 25, and the connecting piece 25 can be a screw and a nut.
The middle part of the lifting seat plate 5 is provided with an installation through hole, and a pitching installation seat 16 is arranged in the installation through hole; the top of the pitching installation block is fixedly provided with a display screen installation plate 8;
a shaft hole 17 is formed in the left side of the middle section of the pitching installation seat 16, a rotating shaft 18 horizontally arranged penetrates through the shaft hole 17, and the left end of the rotating shaft 18 is fixedly arranged on the installation seat of the pitching motor 7;
the bottom end of the pitching mounting base 16 is provided with a strip-shaped hole 19;
the right end face of the output shaft of the pitching motor 7 is connected with a horizontally arranged transition shaft 20, and the transition shaft 20 is arranged in the strip-shaped hole 19 in a penetrating manner; the transition shaft 20 and the output shaft of the pitching motor 7 are not on the same axis, and when the output shaft of the pitching motor 7 rotates, the output shaft is similar to a cam structure, and can drive the pitching installation seat 16 to swing back and forth, so that the pitching angle of the display screen can be adjusted.
It also includes a photoelectric switch 21 and an angle sensor 22 for adjusting the pitch angle of the control display.
The display screen mounting plate 8 is vertically arranged, a plurality of mounting holes are formed in the display screen mounting plate, and the display screen back plate and the display screen mounting plate 8 can be fixedly connected through screws and nuts.
The left side and the right side of the lifting seat plate 5 are respectively provided with a flip cover opening and closing mechanism 23; the top of the flip cover opening and closing mechanism 23 is connected with the flip cover 15, and the bottom of the flip cover opening and closing mechanism is connected with the lifting seat plate 5;
the flip opening and closing mechanism 23 is a conventional one, and will not be described herein.
It also comprises a photoelectric switch 21 and an angle sensor 22.
The bottom of the inner cavity of the box body 1 is also provided with a connector plug 26.
The left side and the right side of the box body 1 are also provided with side cover plates 27 which cover the outer sides of the chains 14.
Preferably, for vibration/noise reduction, the upper and lower ends of the optical axis 2 are also respectively sleeved with a polyurethane buffer pad 24.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.
Claims (6)
1. A LCD screen riser which characterized in that: the device comprises a box body, an optical axis fixing bottom plate, an optical axis fixing top plate, a lifting seat plate, a lifting motor, a pitching motor, a display screen mounting plate, a main gear, a secondary gear, a transmission rotating rod, a main chain wheel, a secondary chain wheel and a chain;
the middle part of the box body is provided with an inner cavity, the top part of the box body is provided with an opening cavity, the opening cavity is hinged with a turnover cover, and the opening cavity is used for abdicating the liquid crystal display screen during lifting;
the optical axis fixing bottom plate and the optical axis fixing top plate are horizontally and fixedly arranged at the bottom and the top of the box body respectively;
the two optical axes are vertically arranged and are respectively arranged at the left side and the right side of the inner cavity of the box body, the upper ends of the optical axes are fixedly arranged on the optical axis fixing top plate, and the lower ends of the optical axes are fixedly arranged on the optical axis fixing bottom plate;
the back of the lifting seat plate is fixedly provided with two linear bearings which are respectively sleeved on the optical axis;
the lifting motor is fixedly arranged at the bottom of the inner cavity of the box body, and an output shaft of the lifting motor is sleeved with a main gear;
the transmission rotating rod is horizontally arranged at the bottom of the inner cavity of the box body, and an auxiliary gear is sleeved on the transmission rotating rod;
the main gear is meshed with the auxiliary gear and drives the transmission rotating rod to rotate through the rotation of the lifting motor;
the left end and the right end of the transmission rotating rod are respectively sleeved with a main chain wheel;
auxiliary chain wheels are fixedly arranged on the left side wall and the right side wall of the box body respectively;
the upper end and the lower end of the chain are respectively sleeved on the auxiliary chain wheel and the main chain wheel;
the middle section of the chain is fixedly connected with the lifting seat plate through a connecting piece;
the middle part of the lifting seat plate is provided with an installation through hole, and a pitching installation seat is arranged in the installation through hole; the top of every single move mount pad has set firmly the display screen mounting panel: the display screen mounting plate is vertically arranged and is provided with a plurality of mounting holes;
a shaft hole is formed in the left side of the middle section of the pitching installation seat, a horizontally arranged rotating shaft penetrates through the shaft hole, and the left end of the rotating shaft is fixedly arranged on the installation seat of the pitching motor;
the bottom end of the pitching mounting seat is provided with a strip-shaped hole;
the right end face of an output shaft of the pitching motor is connected with a horizontally arranged transition shaft, and the transition shaft is arranged in the strip-shaped hole in a penetrating manner; the transition shaft and the output shaft of the pitching motor are not on the same axis.
2. The LCD screen lifter of claim 1, wherein: the left side and the right side of the lifting seat plate are respectively provided with a flip cover opening and closing mechanism; the top of the flip open-close mechanism is connected with the flip, and the bottom of the flip open-close mechanism is connected with the lifting seat board.
3. The LCD screen lifter of claim 2, wherein: it also includes a photoelectric switch and an angle sensor.
4. The liquid crystal screen lifter according to any of claims 1-3, characterized in that: the bottom of the inner cavity of the box body is also provided with a connector plug.
5. The LCD screen lifter of claim 4, wherein: and the upper end and the lower end of the optical axis are respectively sleeved with a polyurethane cushion pad.
6. The LCD screen lifter of claim 5, wherein: the left side and the right side of the box body are also provided with side cover plates which are covered outside the chains.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921707256.0U CN211525869U (en) | 2019-10-12 | 2019-10-12 | Liquid crystal screen lifter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921707256.0U CN211525869U (en) | 2019-10-12 | 2019-10-12 | Liquid crystal screen lifter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211525869U true CN211525869U (en) | 2020-09-18 |
Family
ID=72442096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921707256.0U Active CN211525869U (en) | 2019-10-12 | 2019-10-12 | Liquid crystal screen lifter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211525869U (en) |
-
2019
- 2019-10-12 CN CN201921707256.0U patent/CN211525869U/en active Active
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