Touch screen with anti-electromagnetic interference function

Abstract

The utility model discloses a touch screen with an anti-electromagnetic interference function, which relates to the field of touch screens and comprises an outer frame plate and a shielding shell plate positioned on the periphery of the outer frame plate, insertion ports are formed in corners of the shielding shell plate in a penetrating manner, four groups of grooves are formed in two sides of the shielding shell plate, limiting rods are fixedly connected with the inner walls of the grooves, and the limiting rods are fixedly connected with the shielding shell plate. The limiting rods are sleeved with moving plates, clamping blocks are fixedly connected to the moving plates, outer connecting plates are fixedly connected to the corners of the outer frame plate, inserting plates are fixedly connected to the two sides of each outer connecting plate, bayonets are formed in the ends of the inserting plates in a penetrating mode, the inserting plates are matched with the inserting openings, the clamping blocks are matched with the bayonets, and the limiting rods are movably connected with the moving plates. And the moving plate is positioned on the inner side of the groove. The quick mounting structure has the advantages that the quick mounting function of the shielding shell plate and the touch screen is achieved, a large number of screws are not needed, the mounting efficiency is remarkably improved, the surface cleaning function of the touch screen is achieved, the cleaning speed is high, and operation is convenient and fast.

Description

TECHNICAL FIELD

[0001] The utility model relates to touch -sensitive screen field especially relates to a touch -sensitive screen with anti -electromagnetic interference function. BACKGROUND

[0002] Touch -sensitive screen is a kind of through touch response realizes man-machine interaction input device, is widely used in smart phone, tablet computer, vehicle-mounted display screen and industrial control equipment etc. Field. Its core function is to allow user to operate directly on screen by finger or stylus, to replace traditional physical button or mouse input. The appearance of touch -sensitive screen greatly simplifies the operation mode of equipment, improves user experience.

[0003] The patent with the announcement number CN222580514U discloses a kind of touch -sensitive screen with anti -electromagnetic interference function, by being equipped with shielding shell, by fixed touch -sensitive screen body in shielding shell body, then using fixed screw fixed in the top four sides of shielding shell body with horizontal shell plate and longitudinal shell plate, horizontal shell plate and longitudinal shell plate are closely connected with touch -sensitive screen, it is favorable to protect touch -sensitive screen by shielding shell, prevent electromagnetic interference, however, the installation process between the touch -sensitive screen and shielding shell body when it is used usually needs a large number of screws, so that the installation time of shielding shell body and touch -sensitive screen will be increased, in turn, installation efficiency is reduced, inconvenient installation. UTILITY MODEL CONTENT

[0004] The utility model solves the technical problem to provide a kind of touch -sensitive screen with anti -electromagnetic interference function, the installation process between the touch -sensitive screen and shielding shell body when the existing touch -sensitive screen is used usually needs a large number of screws, so that the installation time of shielding shell body and touch -sensitive screen will be increased, in turn, installation efficiency is reduced, inconvenient installation.

[0005] In order to solve the above technical problems, the technical scheme of the utility model is that a kind of touch -sensitive screen with anti -electromagnetic interference function, including outer frame plate, still include the shielding shell plate located in the periphery of outer frame plate, shielding shell plate corner is all equipped with the plug-in interface, the two sides of shielding shell plate are all equipped with four groups of recess, the inner wall of recess is fixedly connected with limit rod, mobile plate is sleeved on limit rod, card block is fixedly connected on mobile plate;

[0006] The corner of outer frame plate is all fixedly connected with outer connecting plate, the two sides of outer connecting plate are all fixedly connected with plug-in plate, the end of plug-in plate is equipped with bayonet.

[0007] As the further scheme of the utility model: the plug-in plate is matched with the plug-in interface, the card block is matched with the bayonet, the limit rod is movably connected with the mobile plate, and the mobile plate is located on the inner side of the recess, a first spring is sleeved on the limit rod.

[0008] As a further scheme of the present utility model: the both ends of the outer frame plate are equipped with protective layers, and a polarizing layer, a touch layer, a display screen and a backlight plate are sequentially connected between the two protective layers from top to bottom.

[0009] As a further scheme of the present utility model: the both sides of the outer frame plate are provided with limiting sliding grooves, long sliding rods are connected to the inner sides of the limiting sliding grooves, sliding blocks are sleeved on the long sliding rods, mounting long plates are arranged between the two groups of sliding blocks, cleaning brushes are fixedly connected to the mounting long plates, and second springs are sleeved on the long sliding rods.

[0010] As a further scheme of the present utility model: the sliding blocks are movably connected with the long sliding rods and are located in the limiting sliding grooves, and the cleaning brushes are attached to the protective layers.

[0011] As a further scheme of the present utility model: connecting rods are fixedly connected to the sliding blocks, and screw rings are threadedly connected to the ends of the connecting rods and are located on the outer sides of the mounting long plates.

[0012] Compared with the prior art, the present utility model has the beneficial effects that the four groups of shielding shell plates are preliminarily installed on the periphery of the outer frame plate through the cooperation of the four groups of plug-in plates and the four groups of plug-in ports, the moving plate moves to the plug-in plate through the cooperation of the movable connection of the moving plate and the limiting rod and the first spring, until the clamping block is located in the inner part of the clamping port, so as to fix the relative position of the shielding shell plate and the touch screen, and the touch screen can be prevented from being interfered by electromagnetic waves, the shielding shell plate and the touch screen can be quickly installed, a large number of screws are not needed, and the installation efficiency is improved.

[0013] Compared with the prior art, the present utility model has the beneficial effects that the mounting long plate is installed between the two groups of sliding blocks through the threaded connection of the connecting rod and the screw ring, the mounting long plate moves longitudinally through the cooperation of the movable connection of the sliding block and the long sliding rod and the limiting sliding groove, the touch screen is cleaned through the cleaning brush, the mounting long rod is loosened, the cleaning brush is returned to the original position through the second spring, the surface cleaning function of the touch screen is realized, the cleaning rate is fast, and the operation is convenient. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a whole structure schematic view of the touch screen with the anti-electromagnetic interference function in the embodiment of the present utility model;

[0015] Figure 2 It is a connecting structure schematic view of the outer frame plate in the embodiment of the present utility model;

[0016] Figure 3 It is a structure schematic view of the shielding shell plate in the embodiment of the present utility model;

[0017] Figure 4It is the internal structure schematic view of the outer frame plate in the embodiment of the utility model.

[0018] Figure 5 It is the connecting structure schematic view of installing long plate in the embodiment of the utility model.

[0019] In the drawing: 1, outer frame plate, 2, outer connecting plate, 3, plug-in plate, 4, bayonet, 5, shielding shell plate, 6, plug-in interface, 7, recess, 8, limiting rod, 9, moving plate, 10, clamping block, 11, first spring, 12, protective layer, 13, polarizing layer, 14, touch layer, 15, display screen, 16, backlight plate, 17, limiting sliding slot, 18, long sliding rod, 19, sliding block, 20, installation long plate, 21, cleaning brush, 22, connecting rod, 23, spiral ring, 24, second spring. DETAILED DESCRIPTION

[0020] The specific embodiments of the utility model will be further described below in conjunction with the drawings. It needs to be explained here that the description of these embodiments is used to help understanding the utility model, but does not constitute the limitation to the utility model. In addition, the technical features involved in each embodiment of the utility model described below can be combined with each other as long as they do not conflict with each other.

[0021] Embodiment 1, please refer to Figures 1-5 A touch screen with anti-electromagnetic interference function, including outer frame plate 1, still including the shielding shell plate 5 located at the periphery of outer frame plate 1, the corner of shielding shell plate 5 is all through and is provided with plug-in interface 6, the both sides of shielding shell plate 5 are all provided with four groups of recesses 7, the inner wall of recess 7 is fixedly connected with limiting rod 8, the sleeve of limiting rod 8 is connected with moving plate 9, moving plate 9 is fixedly connected with clamping block 10, the corner of outer frame plate 1 is all fixedly connected with outer connecting plate 2, the both sides of outer connecting plate 2 are all fixedly connected with plug-in plate 3, the end of plug-in plate 3 is through and is provided with bayonet 4.

[0022] Plug-in plate 3 and plug-in interface 6 are in harmony, clamping block 10 and bayonet 4 are in harmony, limiting rod 8 and moving plate 9 are movably connected, and moving plate 9 is located at the inside of recess 7, and first spring 11 is sleeved on limiting rod 8.

[0023] In the embodiment, plug-in plate 3 and plug-in interface 6 cooperate to connect outer frame plate 1 and outer connecting plate 2.

[0024] The both ends of outer frame plate 1 are all provided with protective layer 12, and polarizing layer 13, touch layer 14, display screen 15 and backlight plate 16 are sequentially connected between the two groups of protective layer 12 from top to bottom.

[0025] Specifically, the two sets of shielding shell plates 5 are preliminarily installed on the periphery of the outer frame plate 1 by cooperation of the four sets of plug-in plates 3 on the four sets of outer connecting plates 2 with the four sets of plug-in ports 6, then the moving plate 9 is moved to the plug-in plate 3 by cooperation of the movable connection of the moving plate 9 with the limiting rod 8 and the first spring 11, until the clamping block 10 is located in the interior of the clamping port 4, so that the relative position of the shielding shell plate 5 and the touch screen is fixed, and then the touch screen can be prevented from electromagnetic interference, and the shielding shell plate 5 and the touch screen are quickly installed without using a large number of screws, and the installation efficiency is significantly improved.

[0026] Embodiment 2, please refer to Figures 1-5 A touch screen with an anti-electromagnetic interference function, the outer frame plate 1 is provided with limiting sliding grooves 17 on both sides, the inner side of the limiting sliding grooves 17 is provided with long sliding rods 18, the long sliding rods 18 are provided with sliding blocks 19, the two sets of sliding blocks 19 are provided with installation long plates 20, the installation long plates 20 are provided with cleaning brushes 21, and the long sliding rods 18 are provided with second springs 24.

[0027] The sliding block 19 is movably connected with the long sliding rod 18, and the sliding block 19 is located in the interior of the limiting sliding groove 17. The cleaning brush 21 is attached to the protective layer 12.

[0028] In the embodiment, the sliding block 19 is movably connected with the long sliding rod 18, so that the installation long plate 20 and the cleaning brush 21 can be moved and used.

[0029] The sliding block 19 is movably connected with the long sliding rod 18, and the sliding block 19 is located in the interior of the limiting sliding groove 17.

[0030] In the embodiment, the sliding block 19 is movably connected with the long sliding rod 18, so that the installation long plate 20 and the cleaning brush 21 can be moved and used.

[0031] Specifically, the installation long plate 20 is installed between the two sets of sliding blocks 19 by cooperation of the threaded connection of the connecting rod 22 and the screw ring 23, then the installation long plate 20 is longitudinally moved by cooperation of the movable connection of the sliding block 19 with the long sliding rod 18 and the limiting sliding groove 17, and the touch screen is cleaned by the cleaning brush 21, then the installation long plate 20 is loosened, and the cleaning brush 21 is returned to the original position by the second spring 24, so that the surface cleaning function of the touch screen is realized, the cleaning rate is relatively fast, and the operation is convenient.

[0032] The embodiments of the utility model are described in detail above combined with the drawings, but the utility model is not limited to the described embodiments. For those skilled in the art, various changes, modifications, replacements and modifications are made to these embodiments without departing from the principles and spirits of the utility model, and still fall within the protection scope of the utility model.

Claims

1. A touch screen with anti-electromagnetic interference function, comprising an outer frame plate (1), characterized in that: Also include the outer frame plate (1) peripheral shielding shell plate (5), the shielding shell plate (5) corner all through the opening of the plug interface (6), the two sides of the shielding shell plate (5) are provided with four groups of grooves (7), the inner wall of the groove (7) is fixedly connected with the limiting rod (8), the limiting rod (8) is sleeved with the moving plate (9), the moving plate (9) is fixedly connected with the clamping block (10); The outer frame plate (1) corner all fixedly connected with outer connecting plate (2), the two sides of the outer connecting plate (2) are fixedly connected with the plug-in plate (3), the end of the plug-in plate (3) is provided with the bayonet (4) through the opening.

2. The touch screen with anti-electromagnetic interference function according to claim 1, characterized in that: The plug-in plate (3) is matched with the plug interface (6), the clamping block (10) is matched with the bayonet (4), the limiting rod (8) is movably connected with the moving plate (9), and the moving plate (9) is located on the inner side of the groove (7), the limiting rod (8) is sleeved with the first spring (11).

3. The touch screen with anti-electromagnetic interference function according to claim 1, characterized in that: The two ends of the outer frame plate (1) are provided with protective layer (12), and the two groups of protective layer (12) are sequentially connected with polarizing layer (13), touch layer (14), display screen (15) and backlight plate (16) from top to bottom.

4. The touch screen with anti-electromagnetic interference function according to claim 1, characterized in that: The two sides of the outer frame plate (1) are provided with limiting sliding groove (17), the inner side of the limiting sliding groove (17) is clamped with long slide rod (18), the long slide rod (18) is sleeved with sliding block (19), two groups of sliding block (19) are provided with mounting long plate (20), the mounting long plate (20) is fixedly connected with cleaning brush (21), the long slide rod (18) is sleeved with second spring (24).

5. The touch screen with anti-electromagnetic interference function according to claim 4, characterized in that: The sliding block (19) is movably connected with the long slide rod (18), and the sliding block (19) is located in the limiting sliding groove (17), the cleaning brush (21) is attached to the protective layer (12).

6. The touch screen with anti-electromagnetic interference function according to claim 5, characterized in that: The sliding block (19) is fixedly connected with the connecting rod (22), the end of the connecting rod (22) is threadedly connected with the spiral ring (23), and the spiral ring (23) is located on the outer side of the mounting long plate (20). The sliding block (19) is fixedly connected with the connecting rod (22), the end of the connecting rod (22) is threadedly connected with the spiral ring (23), and the spiral ring (23) is located on the outer side of the mounting long plate (20).

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