CN216817757U - LCD screen with entrance guard shows function - Google Patents
LCD screen with entrance guard shows function Download PDFInfo
- Publication number
- CN216817757U CN216817757U CN202123213913.6U CN202123213913U CN216817757U CN 216817757 U CN216817757 U CN 216817757U CN 202123213913 U CN202123213913 U CN 202123213913U CN 216817757 U CN216817757 U CN 216817757U
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- China
- Prior art keywords
- shell
- liquid crystal
- square
- crystal display
- entrance guard
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- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 50
- 230000005540 biological transmission Effects 0.000 claims description 8
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
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Abstract
The utility model relates to the technical field of entrance guard liquid crystal screens, in particular to a liquid crystal screen with an entrance guard display function, which comprises a shell, wherein a liquid crystal display screen is arranged in the shell, a loudspeaker and a button are arranged at the bottom of the liquid crystal display screen, and the loudspeaker is arranged on the left side of the button; the improved shell structure is characterized in that a square cavity is formed in the top end of the shell, square through grooves are formed in the two sides of the shell symmetrically, square plates are symmetrically arranged on the two sides of the shell and on the rear side of each square through groove in an up-and-down mode, and threaded holes are formed in the square plates. According to the utility model, the liquid crystal display screen is placed in the shell, so that the two ends of the liquid crystal display screen are clamped by the arc-shaped plates II, the stability of the liquid crystal display screen is enhanced, and the observation window is arranged on the surface of the shell, so that the content on the liquid crystal display screen can be watched through the observation window; and the square plate is provided with a threaded hole, and the shell can be fixed at a specific position through the threaded hole and the external screw.
Description
Technical Field
The utility model relates to the technical field of entrance guard liquid crystal screens, in particular to a liquid crystal screen with an entrance guard display function.
Background
Along with the development of social economy, the entrance guard display screen is all installed at most resident's door and entrance guard's door now, can look over visitor's information through the entrance guard display screen, and the security is higher.
However, the existing entrance guard display screen is mostly installed on the wall through the hanging plate, the hanging plate is installed on the wall firstly, then the entrance guard display screen is hung on the hanging plate, when children play at home, the entrance guard display screen is taken off from the hanging plate easily, the installation stability of the entrance guard display screen is insufficient, the children also easily make the entrance guard display screen drop in the pulling process, and therefore the children are injured by crashing, and certain potential safety hazards exist.
In view of this, a liquid crystal display with a door access display function is provided.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides the following technical scheme:
a liquid crystal screen with an entrance guard display function comprises a shell, wherein a liquid crystal display screen is placed in the shell, a loudspeaker and a button are arranged at the bottom of the liquid crystal display screen, and the loudspeaker is arranged on the left side of the button; the front of shell is provided with the observation window, and the top of shell has seted up square cavity, square through groove has been seted up to the bilateral symmetry of shell, the both sides of shell and the rear side longitudinal symmetry that is located square through groove are provided with square board, and set up threaded hole on the square board.
As a preferable technical scheme of the utility model, the top end of the inner wall at one side of the square cavity is provided with an installation plate, and the bottom end of the installation plate is provided with a connecting spring.
As a preferable technical scheme of the utility model, the bottom end of the square cavity is provided with a sliding plate in a sliding manner, the bottom end of the connecting spring is connected to the sliding plate, and the front surface of the sliding plate is provided with a first arc-shaped plate.
As a preferable technical scheme of the utility model, a rotating shaft is rotatably arranged on the back surface of the square cavity, and a first gear is fixedly sleeved on the rotating shaft.
According to a preferred technical scheme of the utility model, a first rack plate is fixedly arranged on one side of the top end of the sliding plate, and the first rack plate is in meshing transmission with a first gear.
As a preferable technical scheme of the utility model, L-shaped plates are arranged at two ends of the square cavity in a sliding manner, a second arc-shaped plate is arranged at one end of each L-shaped plate, and a second rack plate is fixedly arranged at one end of the vertical section of each L-shaped plate.
As a preferable technical scheme of the utility model, a second gear is fixedly sleeved on the surface of one end, close to the transparent window, of the rotating shaft, and the second rack plate is in meshed transmission with the second gear.
The utility model has the beneficial effects that: according to the utility model, the two ends of the liquid crystal display screen can be clamped by the arc-shaped plates through placing the liquid crystal display screen in the shell, so that the stability of the liquid crystal display screen is enhanced, and the observation window is arranged on the surface of the shell, so that the content on the liquid crystal display screen can be watched through the observation window.
According to the utility model, the square plates are arranged on the two sides of the shell, the threaded holes are formed in the square plates, and the shell can be fixed at a specific position through the cooperation of the threaded holes and external screws.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic diagram of a main structure of a liquid crystal display with a door access display function according to the present invention;
FIG. 2 is a schematic structural diagram of a liquid crystal display screen in a liquid crystal display screen with a door access display function according to the present invention;
FIG. 3 is a schematic view of a partial structure of a liquid crystal display with a door access display function according to the present invention;
fig. 4 is a schematic view of a partial structure of a liquid crystal display with a door access display function according to a second embodiment of the present invention.
In the figure: 1. a housing; 2. a liquid crystal display screen; 3. a loudspeaker; 4. a button; 5. a square cavity; 6. a square through groove; 7. a square plate; 8. mounting a plate; 9. a connecting spring; 10. a sliding plate; 11. a first arc plate; 12. a rotating shaft; 13. a first gear; 14. a first rack plate; 15. an L-shaped plate; 16. a second rack plate; 17. a second gear; 18. and a second arc-shaped plate.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example (b): as shown in fig. 1 and 2, the liquid crystal display with the access control display function of the utility model comprises a shell 1, a liquid crystal display screen 2 is arranged in the shell 1, a loudspeaker 3 and a button 4 are arranged at the bottom of the liquid crystal display screen 2, the loudspeaker 3 is arranged at the left side of the button 4, when a person visits, the face information of the person can be displayed through the liquid crystal display screen 2, the speaking of the visitor can also be sent out through the loudspeaker 3, and when the relevant information of the liquid crystal display screen 2 needs to be modified, the operation can be carried out by pressing the button 4; the front surface of the shell 1 is provided with an observation window which is made of transparent soft materials and is convenient for displaying the content on the liquid crystal display screen 2, meanwhile, the button 4 can be operated, the top end of the shell 1 is provided with a square cavity 5, the size of the square cavity 5 is larger than that of the liquid crystal display screen 2, the liquid crystal display screen 2 can be placed in the square cavity 5, the two sides of the shell 1 are symmetrically provided with the square through grooves 6, the square through grooves 6 are beneficial to heat dissipation, meanwhile, the two arc-shaped plates 18 are convenient for clamping and fixing the liquid crystal display screen 2, the square plates 7 are symmetrically arranged at the two sides of the shell 1 and at the rear side of the square through groove 6 up and down, and the square plates 7 are provided with threaded holes, the housing 1 can be fixed at a specific position on the wall by matching with an external bolt through a threaded hole, and then the liquid crystal display screen 2 is placed in the housing 1.
As shown in fig. 3, a mounting plate 8 is mounted on the top end of one side of the inner wall of the square cavity 5, and a connecting spring 9 is arranged at the bottom end of the mounting plate 8. The bottom end of the square cavity 5 is slidably provided with a sliding plate 10, the bottom end of the connecting spring 9 is connected to the sliding plate 10, and the front surface of the sliding plate 10 is provided with an arc-shaped plate I11. A rotating shaft 12 is rotatably arranged on the back of the square cavity 5, and a first gear 13 is fixedly sleeved on the rotating shaft 12. One side of the top end of the sliding plate 10 is fixedly provided with a rack plate 14, and the rack plate 14 is meshed with a gear 13 for transmission.
When putting liquid crystal display 2 into the inside of square cavity 5, liquid crystal display 2 can press sliding plate 10 to slide downwards, and coupling spring 9 is stretched this moment, when sliding plate 10 slided downwards, can drive rack plate 14 and slide downwards together, can mesh with gear 13 when rack plate 14 moves downwards to drive gear 13 and rotate, thereby make pivot 12 take place to rotate. The second gear 17 can be driven to rotate when the rotating shaft 12 rotates, so that the second rack plate 16 moves towards the direction close to each other, and the liquid crystal display screen 2 is clamped and fixed through the second arc-shaped plate 18.
As shown in fig. 4, two ends of the square cavity 5 are slidably provided with an L-shaped plate 15, one end of the L-shaped plate 15 is provided with a second arc-shaped plate 18, and one end of a vertical section of the L-shaped plate 15 is fixedly provided with a second rack plate 16. A second gear 17 is fixedly sleeved on the surface of one end of the rotating shaft 12 close to the transparent window, and the second rack plate 16 is in meshing transmission with the second gear 17.
When the rotating shaft 12 rotates, the second gear 17 on the rotating shaft 12 is driven to rotate together, and when the second gear 17 rotates, the second rack plate 16 meshed with the second gear can be driven to move towards the direction close to each other, so that the two ends of the liquid crystal display screen 2 are clamped and fixed through the second arc-shaped plates 18, and the stability of the liquid crystal display screen is enhanced; when needs take out liquid crystal display 2, then directly with liquid crystal display 2 upwards promote can, coupling spring 9 can upwards contract under the effect of elastic force this moment, thereby drive sliding plate 10 upwards and slide, rack plate 14 also can upward movement resume to home position this moment, can drive a gear 13 meshing transmission when rack plate 14 upward movement, make pivot 12 rotate towards another direction, thereby drive two 17 rotations of gear through pivot 12, the meshing transmission through two 17 of gear and two 16 of rack plate makes two 16 of rack plate move towards the direction of keeping away from each other, make two 18 of arcs no longer carry out the centre gripping to liquid crystal display 2.
The during operation, cooperate through outside bolt and screw hole, fix shell 1 in the specific position, then put into square cavity 5 with liquid crystal display 2 from the top of square cavity 5, the in-process at 2 downstream of liquid crystal display can drive sliding plate 10 lapse, thereby drive rack plate 14 lapse, make gear 13 rotate, thereby make pivot 12 rotate, drive gear two 17 when pivot 12 rotates and rotate, drive rack plate two 16 towards the direction motion of liquid crystal display 2 through the meshing of gear two 17 and rack plate two 16, thereby fix liquid crystal display 2 centre gripping through arc two 18, the stability of liquid crystal display 2 has been strengthened, also difficult being pulled out of child simultaneously, danger coefficient has been reduced.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Finally, it should be noted that: 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 changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A liquid crystal screen with an entrance guard display function comprises a shell (1) and is characterized in that a liquid crystal display (2) is placed inside the shell (1), a loudspeaker (3) and a button (4) are arranged at the bottom of the liquid crystal display (2), and the loudspeaker (3) is arranged on the left side of the button (4); the front of shell (1) is provided with the observation window, and square cavity (5) have been seted up on the top of shell (1), square logical groove (6) have been seted up to the bilateral symmetry of shell (1), the both sides of shell (1) and the rear side longitudinal symmetry that is located square logical groove (6) are provided with square board (7), and set up threaded hole on square board (7).
2. The LCD screen with entrance guard display function according to claim 1, wherein a mounting plate (8) is mounted on the top end of the inner wall of one side of the square cavity (5), and a connecting spring (9) is arranged at the bottom end of the mounting plate (8).
3. The LCD with entrance guard display function according to claim 2, wherein the bottom end of the square cavity (5) is slidably provided with a sliding plate (10), the bottom end of the connecting spring (9) is connected to the sliding plate (10), and the front surface of the sliding plate (10) is provided with a first arc-shaped plate (11).
4. The LCD with entrance guard display function according to claim 3, wherein the back of the square cavity (5) is rotatably provided with a rotating shaft (12), and the rotating shaft (12) is fixedly sleeved with a first gear (13).
5. The LCD with entrance guard display function according to claim 4, characterized in that a rack plate I (14) is fixedly arranged on one side of the top end of the sliding plate (10), and the rack plate I (14) is meshed with the gear I (13) for transmission.
6. The LCD screen with entrance guard display function according to claim 4, wherein the two ends of the square cavity (5) are slidably provided with L-shaped plates (15), one end of each L-shaped plate (15) is provided with a second arc-shaped plate (18), and one end of the vertical section of each L-shaped plate (15) is fixedly provided with a second rack plate (16).
7. The LCD screen with the entrance guard display function according to claim 6, wherein a second gear (17) is fixedly sleeved on the surface of one end of the rotating shaft (12) close to the transparent window, and the second rack plate (16) and the second gear (17) are in meshing transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123213913.6U CN216817757U (en) | 2021-12-20 | 2021-12-20 | LCD screen with entrance guard shows function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123213913.6U CN216817757U (en) | 2021-12-20 | 2021-12-20 | LCD screen with entrance guard shows function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216817757U true CN216817757U (en) | 2022-06-24 |
Family
ID=82054689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123213913.6U Expired - Fee Related CN216817757U (en) | 2021-12-20 | 2021-12-20 | LCD screen with entrance guard shows function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216817757U (en) |
-
2021
- 2021-12-20 CN CN202123213913.6U patent/CN216817757U/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 |
Granted publication date: 20220624 |