CN212724583U

CN212724583U - Vertical liquid crystal display screen

Info

Publication number: CN212724583U
Application number: CN202021452266.7U
Authority: CN
Inventors: 刘坤; 吴明付
Original assignee: Shenzhen Jiuyang Intelligent Technology Co ltd
Current assignee: Shenzhen Jiuyang Intelligent Technology Co ltd
Priority date: 2020-07-22
Filing date: 2020-07-22
Publication date: 2021-03-16
Anticipated expiration: 2030-07-22

Abstract

The utility model provides a vertical liquid crystal display, including drain pan and upper ledge, it is equipped with the lug to extend on the drain pan, the lug is connected with the trompil looks buckle of locating the upper ledge side, be equipped with the backlight between drain pan and the upper ledge, the backlight has fixed center, be equipped with the reflecting plate in proper order in the fixed center, light guide plate and membrane of adding lustre to, fixed center inboard is equipped with light emitting lamp strip, light emitting area towards light guide plate a side of light emitting lamp strip, fixed center is close to membrane of adding lustre to one side and is equipped with the mounting groove, the embedding is provided with liquid crystal glass in the mounting groove, liquid crystal glass one side is connected with the flexible line board, be equipped with first interface, second interface and third interface on the flexible line board in proper order, first interface is used for connecting display screen drive circuit, the second interface is used for connecting outside. Implement the utility model discloses a vertical liquid crystal display assembles compactly, exempts from the screw assembly, simple to operate, low in production cost.

Description

Vertical liquid crystal display screen

Technical Field

The utility model relates to a vertical liquid crystal display field, in particular to vertical liquid crystal display.

Background

The liquid crystal screen is widely used in the field of face recognition entrance guard display, and the liquid crystal screen is generally installed and fixed through a specific structure due to fragility. However, the connection, installation and fixation processes of most liquid crystal screens and peripheral equipment are complex, and the displacement of liquid crystal display screen components can be directly caused by the error in assembly, so that the problems of poor contact and the like are caused.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problem, the utility model provides a can realize exempting from screw fixation, adopt the buckle to connect fixed and difficult dislocation and the reasonable in design's of interface vertical liquid crystal display.

The technical scheme of the utility model is realized like this:

the utility model discloses a vertical liquid crystal display screen, which comprises a bottom shell and an upper frame, wherein a lug is extended and arranged on the bottom shell and is buckled and connected with a hole arranged on the side surface of the upper frame, a backlight source is arranged between the bottom shell and the upper frame, the backlight source is provided with a fixed middle frame, a reflecting plate, a light guide plate and a brightness enhancement film are sequentially arranged in the fixed middle frame, a light emitting lamp strip is arranged on the inner side of the fixed middle frame, the light emitting surface of the light emitting lamp strip faces one side surface of the light guide plate, a mounting groove is arranged on one side of the fixed middle frame close to the brightness enhancement film, liquid crystal glass is embedded in the mounting groove and is arranged, one side of the liquid crystal glass is connected with a flexible circuit board, a first interface, a second interface and a third interface are sequentially arranged on the flexible circuit board, the first interface is used for connecting a, the third interface is used for connecting the light-emitting lamp strip.

Furthermore, a test port is further arranged on the flexible circuit board and used for being connected with external detection equipment.

Furthermore, a black shading adhesive tape is arranged at the joint of the third interface and the light-emitting lamp strip and used for preventing light leakage.

Furthermore, the fixed middle frame is a plastic rubber frame and is integrally formed by injection molding.

Furthermore, drain pan and upper ledge are stainless steel plate stamping forming.

Implement the utility model discloses a vertical liquid crystal display has following profitable technological effect:

be different from the inconvenient problem of vertical liquid crystal display comparatively complicated, the numerous lock of dismouting, installation on the existing market, the utility model discloses a vertical liquid crystal display assembles compactly, exempts from screw assembly, flexible line way board interface simple to operate, and production and application cost is low.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic front structural view of a vertical liquid crystal display panel according to the present invention;

fig. 2 is a schematic view of a reverse structure of the vertical liquid crystal display panel of the present invention;

fig. 3 is a schematic side view of the vertical liquid crystal display of the present invention.

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 efforts belong to the protection scope of the present invention.

Referring to fig. 1, 2 and 3, a vertical lcd panel according to an embodiment of the present invention includes a bottom chassis 1 and an upper frame 2, wherein a protrusion 3 is extended from the bottom chassis 1, the protrusion 3 is engaged with a hole formed in a side surface of the upper frame 2, a backlight source is disposed between the bottom chassis 1 and the upper frame 2, the backlight source has a fixed middle frame, a reflector, a light guide plate and a brightness enhancement film are sequentially disposed in the fixed middle frame, a light bar is disposed inside the fixed middle frame, a light emitting surface of the light bar faces a side surface of the light guide plate, a mounting groove is disposed on a side of the fixed middle frame close to the brightness enhancement film, liquid crystal glass 4 is embedded in the mounting groove, one side of the liquid crystal glass 4 is connected to a flexible printed circuit board 5, and a first interface 6, a second interface 7 and a third interface 8 are sequentially disposed on the flexible printed circuit board 5, the first interface 6 is used for connecting a display screen driving circuit, the second interface 7 is used for connecting an external touch screen, and the third interface 8 is used for connecting the light-emitting lamp bar.

According to one embodiment, the flexible circuit board 5 is further provided with a test port 9, and the test port 9 is used for connecting an external detection device.

According to one embodiment, a black light-shielding tape 10 is disposed at a connection position of the third interface 8 and the light bar, and the black light-shielding tape 10 is used for preventing light leakage.

According to one embodiment, the fixed middle frame is a plastic rubber frame and is integrally formed by injection molding.

According to one embodiment, the bottom case 1 and the upper frame 2 are both formed by stamping stainless steel plates.

Further explanation is as follows: the model of a first interface in the vertical liquid crystal display screen is 1000K-F40E-02L; the second interface model is FH34 SRJ.

The PIN of the first interface is defined as:

PIN	labeling	PIN	Labeling	PIN	Labeling	PIN	Labeling	PIN	Labeling
											1	NC	9	MIO+PI-D	17	MIPI-D2-	25	GND	33	NC
2	VDD3.3V	10	GND	18	MIPI-D2+	26	NC	34	NC
										3	VDD3.3V	11	MIPI-DI-	19	GND	27	GND	35	NC
4	VDDIO1.8V	12	MIPI-D1+	20	MIPI-D3-	28	GND	36	NC
										5	RESET1.8V	13	GND	21	MIPI-D3+	29	NC	37	NC
6	NC	14	MIPI-CLK-	22	GND	30	GND	38	NC
										7	GND	15	MIPI-CLK+	23	NC	31	LED-	39	LED+
8	MIPI-D0-	16	GND	24	NC	32	LED-	40	LED+

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A vertical liquid crystal display screen comprises a bottom shell and an upper frame, wherein a convex block is extended from the bottom shell and is connected with an opening hole arranged on the side surface of the upper frame in a buckling manner, and the vertical liquid crystal display screen is characterized in that a backlight source is arranged between the bottom shell and the upper frame, the backlight source is provided with a fixed middle frame, a reflecting plate, a light guide plate and a brightness enhancement film are sequentially arranged in the fixed middle frame, a light emitting lamp bar is arranged on the inner side of the fixed middle frame, the light emitting surface of the light emitting lamp bar faces to one side surface of the light guide plate, a mounting groove is arranged on one side of the fixed middle frame, which is close to the brightness enhancement film, liquid crystal glass is embedded in the mounting groove, one side of the liquid crystal glass is connected with a flexible circuit board, a first interface, a second interface and a third interface are sequentially arranged on the flexible, the third interface is used for connecting the light-emitting lamp strip.

2. The vertical liquid crystal display according to claim 1, wherein the flexible printed circuit board further comprises a test port for connecting an external test device.

3. The vertical liquid crystal display screen of claim 1, wherein a black light-shielding tape is disposed at a connection position of the third interface and the light bar, and the black light-shielding tape is used for preventing light leakage.

4. The vertical liquid crystal display according to claim 1, wherein the fixing middle frame is a plastic frame and is formed by injection molding.

5. The lcd panel of claim 1, wherein the bottom chassis and the top frame are stamped and formed of stainless steel.