CN215834179U - Multifunctional electromagnetic shielding liquid crystal display screen - Google Patents
Multifunctional electromagnetic shielding liquid crystal display screen Download PDFInfo
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- CN215834179U CN215834179U CN202121821648.7U CN202121821648U CN215834179U CN 215834179 U CN215834179 U CN 215834179U CN 202121821648 U CN202121821648 U CN 202121821648U CN 215834179 U CN215834179 U CN 215834179U
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Abstract
The utility model discloses a multifunctional electromagnetic shielding liquid crystal display screen which comprises a display rear cover, wherein an electromagnetic shielding plate is arranged on the front side of the display rear cover, a liquid crystal display screen is arranged on the front side of the electromagnetic shielding plate, connecting pieces are arranged on the left side and the right side of the display rear cover, a fixing plate is arranged on the connecting pieces, a movable groove is formed in the fixing plate, a limiting shaft is arranged in the movable groove, a sliding block is sleeved on the limiting shaft, a spring is arranged on the sliding block, and the lower end of the sliding block is connected with a clamping shaft; the display back cover bottom has seted up the spacing groove, and logical groove has been seted up to the spacing inslot, be provided with joint spare on the spacing groove, the gag lever post is installed to joint spare one end, and the card axle slot has been seted up to side one end on the joint spare. This liquid crystal display is detachable through the design with the electromagnetic shield board, can maintain or change the electromagnetic shield board, need not to change the liquid crystal display of new because of the damage of shield board. An eye-protecting lamp is additionally arranged on the liquid crystal display screen through the design, so that eye fatigue is effectively relieved.
Description
Technical Field
The utility model relates to the technical field of liquid crystal display screens, in particular to a multifunctional electromagnetic shielding liquid crystal display screen.
Background
The liquid crystal display screen is a window for visually presenting various information such as data, images, videos and the like required by people, and in some special use environments, the liquid crystal display screen is required to have good electromagnetic shielding performance so as to avoid being interfered by external complex electromagnetic environments.
Traditional electromagnetic shield liquid crystal display mostly installs electromagnetic shield board and LCD screen together, can't dismantle, after the problem after electromagnetic shield board shielding efficiency is lower appearing, can't change and maintain the shield board, consequently, technical personnel in the field provide a multi-functional electromagnetic shield liquid crystal display to solve the problem that proposes among the above-mentioned background art.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a multifunctional electromagnetic shielding liquid crystal display screen to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme:
a multifunctional electromagnetic shielding liquid crystal display screen comprises a display rear cover, wherein an electromagnetic shielding plate is installed on the front side of the display rear cover, a liquid crystal display screen is installed on the front side of the electromagnetic shielding plate, connecting pieces are installed on the left side and the right side of the display rear cover, a fixing plate is installed on the connecting pieces, a movable groove is formed in the fixing plate, a limiting shaft is arranged in the movable groove, a sliding block is sleeved on the limiting shaft, a spring is arranged on the sliding block, and the lower end of the sliding block is connected with a clamping shaft;
the display back cover bottom has seted up the spacing groove, and logical groove has been seted up to the spacing inslot, be provided with joint spare on the spacing groove, the gag lever post is installed to joint spare one end, and the card axle slot has been seted up to side one end on the joint spare.
As a further scheme of the utility model: the limiting rod is in sliding sleeve joint with the through groove.
As a still further scheme of the utility model: the slider passes through card axle and card axle slot joint, and the slider cup joints with spacing axle slip.
As a still further scheme of the utility model: the fixed plate is rotatably connected with the connecting piece, and the inner side of the front end of the fixed plate is contacted with the liquid crystal display screen to be pressed.
As a still further scheme of the utility model: a clamping groove is formed below the movable groove and is in clamping engagement with one end of the clamping piece.
As a still further scheme of the utility model: cover the upper end behind the display and seted up the mounting groove, the mounting groove has been seted up on the fixed plate equally, the mounting groove top is provided with the eye-protecting lamp, and the pilot pin is installed to the eye-protecting lamp bottom.
As a still further scheme of the utility model: the eye-protecting lamp is in limiting sleeve joint with the mounting groove through the positioning bolt.
Compared with the prior art, the utility model has the beneficial effects that:
1. this liquid crystal display is detachable through the design with the electromagnetic shield board, can maintain or change the electromagnetic shield board, need not to change the liquid crystal display of new because of the damage of shield board.
2. An eye-protecting lamp is additionally arranged on the liquid crystal display screen through the design, so that eye fatigue is effectively relieved.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of a multifunctional electromagnetic shielding liquid crystal display.
Fig. 2 is an exploded view of a structure of a first embodiment of a multifunctional electromagnetic shielding liquid crystal display.
Fig. 3 is an enlarged view of the structure of fig. 2A of the first embodiment of the multifunctional electromagnetic shielding liquid crystal display panel.
Fig. 4 is an enlarged view of the structure of fig. 2B of the first embodiment of the multifunctional electromagnetic shielding liquid crystal display panel.
Fig. 5 is a schematic structural view of an eye-protecting lamp of the second embodiment in a multifunctional electromagnetic shielding liquid crystal display.
In the figure: 1. a display rear cover; 2. an electromagnetic shield plate; 3. a liquid crystal display screen; 4. a fixing plate; 5. a clamping piece; 6. a connecting member; 7. a movable groove; 8. a limiting shaft; 9. a slider; 10. a spring;
11. clamping a shaft; 12. a card slot; 13. a limiting groove; 14. a through groove; 15. a limiting rod; 16. a shaft clamping groove; 17. an eye-protecting lamp; 18. mounting grooves; 19. and (4) positioning the bolt.
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.
The first embodiment is as follows: referring to fig. 1-4, in the embodiment of the utility model, a multifunctional electromagnetic shielding liquid crystal display panel comprises a display rear cover 1, and is characterized in that an electromagnetic shielding plate 2 is installed on the front side of the display rear cover 1, a liquid crystal display panel 3 is installed on the front side of the electromagnetic shielding plate 2, connecting pieces 6 are installed on the left side and the right side of the display rear cover 1, a fixing plate 4 is installed on the connecting pieces 6, the fixing plate 4 is rotatably connected with the connecting pieces 6, the inner side of the front end of the fixing plate 4 contacts and presses against the liquid crystal display panel 3, a movable groove 7 is formed on the fixing plate 4, a clamping groove 12 is formed below the movable groove 7, the clamping groove 12 is in clamping engagement with one end of a clamping piece 5, a limiting shaft 8 is arranged in the movable groove 7, a sliding block 9 is sleeved on the limiting shaft 8, the sliding block 9 is in clamping engagement with a clamping shaft groove 16 through a clamping shaft 11, the sliding block 9 is in sliding sleeve connection with the limiting shaft 8, a spring 10 is arranged on the sliding block 9, the lower end of the slide block 9 is connected with a clamping shaft 11;
Example two: referring to fig. 5, an installation groove 18 is formed in the upper end of the display rear cover 1, an installation groove 18 is also formed in the fixing plate 4, an eye-protecting lamp 17 is disposed above the installation groove 18, a positioning bolt 19 is disposed at the bottom of the eye-protecting lamp 17, and the eye-protecting lamp 17 is in limit sleeve connection with the installation groove 18 through the positioning bolt 19;
the eye-protecting lamp 17 is connected with the mounting groove 18 through the positioning bolt 19, and the fixing plate 4 and the display rear cover 1 are subjected to second positioning connection to avoid looseness.
The working principle of the utility model is as follows:
an electromagnetic shielding plate 2 is arranged behind the liquid crystal display screen 3 to avoid interference of an external complex electromagnetic environment, the electromagnetic shielding plate 2 is used for carrying out electromagnetic shielding on the liquid crystal display screen 3, a display rear cover 1 in the device can be hung on a wall, the electromagnetic shielding plate 2 and the liquid crystal display screen 3 are both arranged in the enclosure of the display rear cover 1, and fixing plates 4 arranged on two sides of the display rear cover 1 can protect and limit the display rear cover;
when electromagnetic shield board 2 and liquid crystal display 3 need be dismantled, need upwards dial slider 9 in the activity groove 7, make card axle 11 break away from card axle groove 16, joint spare 5 can outwards slide along with spacing groove 13's direction this moment, it fixes a position with leading to 14 slip joints in groove to have spacing rod 15, avoid joint spare 5 to break away from and lose, and when joint spare 5 perpendicular to led to groove 14, fixed plate 4 can rotate for the center by connecting piece 6, make electromagnetic shield board 2 not hard up with liquid crystal display 3, make things convenient for the dismantlement in later stage, the maintenance.
In the second embodiment, the eye-protecting lamp 17 is mounted on the rear display cover 1, the eye-protecting lamp 17 is connected to the mounting groove 18 through the positioning bolt 19, and the fixing plate 4 and the rear display cover 1 are positioned and connected for the second time, so as to avoid looseness.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (7)
1. A multifunctional electromagnetic shielding liquid crystal display screen comprises a display rear cover (1) and is characterized in that an electromagnetic shielding plate (2) is installed on the front side of the display rear cover (1), a liquid crystal display screen (3) is installed on the front side of the electromagnetic shielding plate (2), connecting pieces (6) are installed on the left side and the right side of the display rear cover (1), a fixing plate (4) is installed on each connecting piece (6), a movable groove (7) is formed in each fixing plate (4), a limiting shaft (8) is arranged in each movable groove (7), a sliding block (9) is sleeved on each limiting shaft (8), a spring (10) is arranged on each sliding block (9), and the lower end of each sliding block (9) is connected with a clamping shaft (11);
display back lid (1) bottom has been seted up spacing groove (13), has seted up logical groove (14) in spacing groove (13), be provided with joint spare (5) on spacing groove (13), gag lever post (15) are installed to joint spare (5) one end, and side one end has been seted up card axle slot (16) on joint spare (5).
2. The multifunctional electromagnetic shielding liquid crystal display screen according to claim 1, wherein the limiting rod (15) is slidably sleeved with the through groove (14).
3. The multifunctional electromagnetic shielding liquid crystal display screen of claim 1, wherein the sliding block (9) is clamped with the clamping shaft groove (16) through a clamping shaft (11), and the sliding block (9) is in sliding sleeve connection with the limiting shaft (8).
4. The multifunctional electromagnetic shielding liquid crystal display screen of claim 1, wherein the fixing plate (4) is rotatably connected with the connecting piece (6), and the inner side of the front end of the fixing plate (4) is in contact with and pressed against the liquid crystal display screen (3).
5. The multifunctional electromagnetic shielding liquid crystal display screen of claim 1, wherein a clamping groove (12) is formed below the movable groove (7), and the clamping groove (12) is clamped and engaged with one end of the clamping member (5).
6. The multifunctional electromagnetic shielding liquid crystal display screen according to claim 1, wherein the display rear cover (1) has an installation groove (18) formed at an upper end thereof, the fixing plate (4) has an installation groove (18) also formed therein, an eye-protection lamp (17) is disposed above the installation groove (18), and a positioning bolt (19) is disposed at a bottom of the eye-protection lamp (17).
7. The multifunctional electromagnetic shielding liquid crystal display screen of claim 6, wherein the eye-protecting lamp (17) is in limit socket joint with the mounting groove (18) through a positioning bolt (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121821648.7U CN215834179U (en) | 2021-08-05 | 2021-08-05 | Multifunctional electromagnetic shielding liquid crystal display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121821648.7U CN215834179U (en) | 2021-08-05 | 2021-08-05 | Multifunctional electromagnetic shielding liquid crystal display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215834179U true CN215834179U (en) | 2022-02-15 |
Family
ID=80193982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121821648.7U Active CN215834179U (en) | 2021-08-05 | 2021-08-05 | Multifunctional electromagnetic shielding liquid crystal display screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215834179U (en) |
-
2021
- 2021-08-05 CN CN202121821648.7U patent/CN215834179U/en active Active
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