CN216817377U

CN216817377U - Concatenation screen with infrared touch function

Info

Publication number: CN216817377U
Application number: CN202123060184.5U
Authority: CN
Inventors: 卢钟慧; 卢忠圳; 张常意
Original assignee: Shenzhen Jingwei Display Technology Co ltd
Current assignee: Shenzhen Jingwei Display Technology Co ltd
Priority date: 2021-12-07
Filing date: 2021-12-07
Publication date: 2022-06-24
Anticipated expiration: 2031-12-07

Abstract

The utility model discloses a spliced screen with an infrared touch function, which comprises spliced screen units and an infrared touch positioning frame, wherein a spliced screen outer frame is sleeved and fixedly installed outside the spliced screen units, and infrared mounting columns are respectively and fixedly installed on the positions, close to four corners, of the front surface of the spliced screen outer frame. According to the spliced screen with the infrared touch function, accumulated sundries between the screen protection glass and the spliced screen unit due to long-term use can be removed through the high-pressure air outlet flat tube, so that the sundries are prevented from being clamped between the screen protection glass and the spliced screen unit to interfere the display of the spliced screen unit, the high-pressure air outlet flat tube can move back and forth through the matching of the driving screw rod and the screw rod sliding block to uniformly remove impurities, the complicated step of removing the infrared touch positioning frame when the sundries between the screen protection glass and the spliced screen unit are removed is avoided, and regular automatic cleaning can be realized through timing.

Description

Concatenation screen with infrared touch function

Technical Field

The utility model relates to the technical field of spliced screens, in particular to a spliced screen with an infrared touch function.

Background

The infrared touch frame detects and positions the touch of a user by utilizing an infrared matrix densely distributed in the direction X, Y, the realization of infrared touch is that a circuit board outer frame is installed in front of a display, infrared transmitting tubes and infrared receiving tubes are distributed on four sides of the screen by the circuit board, the infrared transmitting tubes and the infrared receiving tubes are in one-to-one correspondence to form infrared matrixes crossed horizontally and vertically, when the touch function is realized by utilizing the infrared touch frame by the spliced screen, dust, insects and other impurities are easily accumulated between screen protecting glass of the infrared touch frame and the display screen of the spliced screen after long-time use, thereby shielding the display effect of the display screen of the spliced screen, even if the periphery of a gap between the screen protecting glass of the infrared touch frame and the display screen of the spliced screen is sealed, the dust and other impurities still enter through the gap between units of the spliced screen, and therefore the device is required to be conveniently cleaned.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a spliced screen with an infrared touch function, so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a concatenation screen with infrared touch-control function, includes concatenation screen unit and infrared touch-control location frame, the outside cover of concatenation screen unit is established fixed mounting and is had concatenation screen frame, the front surface of concatenation screen frame is close to four corners position and is equallyd divide other fixed mounting and have infrared erection column, the front surface of concatenation screen frame is close to both sides surface position and equally divides other fixed mounting and have the side to seal the eaves, the front surface of concatenation screen frame is close to upper surface position fixed mounting and has the top to seal the eaves, the top seals the upper surface of eaves and is close to rear surface position and has seted up crack clearance groove, the inside in crack clearance groove and the upper surface position of concatenation screen frame are provided with the high-pressure air-blowing mechanism that has the removal function.

Preferably, the high-pressure air blowing mechanism comprises a high-pressure air outlet flat pipe movably inserted in the crack cleaning groove, and a screw rod sliding block is fixedly mounted at one end of the high-pressure air outlet flat pipe, which is positioned above the outer frame of the spliced screen.

Preferably, an air inlet pipe is fixedly installed on the outer surface of the screw rod sliding block, an internal thread through hole is formed in the surface of the side wall of the screw rod sliding block, and a driving screw rod is installed inside the internal thread through hole in a spiral matching mode.

Preferably, the upper surface position fixed mounting of concatenation screen frame has lead screw fixing base and motor fixed plate, the drive lead screw rotates to be installed between lead screw fixing base and motor fixed plate.

Preferably, one side surface position fixed mounting of motor fixed plate has driving motor, driving motor's rotation axis is connected with the one end transmission of drive lead screw, the upper surface position that the eave was sealed to the top is provided with the dust blocking adhesive tape, the dust blocking adhesive tape lid is directly over the crack clearance groove, the lower surface of dust blocking adhesive tape is close to the marginal position of front surface and the upper surface fixed mounting that the eave was sealed to the top.

Preferably, the inside of infrared touch-control posting is close to back surface fixed mounting and has screen protection glass, the surface is close to four corners position and equally divide and has respectively seted up the installation through-hole around the infrared touch-control posting, infrared erection column alternates through the installation through-hole.

Compared with the prior art, the utility model has the beneficial effects that: according to the spliced screen with the infrared touch function, accumulated sundries between the screen protection glass and the spliced screen unit due to long-term use can be removed through the high-pressure air outlet flat tube, so that the sundries are prevented from being clamped between the screen protection glass and the spliced screen unit to interfere the display of the spliced screen unit, the high-pressure air outlet flat tube can move back and forth through the matching of the driving screw rod and the screw rod sliding block to uniformly remove impurities, the complicated step of removing the infrared touch positioning frame when the sundries between the screen protection glass and the spliced screen unit are removed is avoided, and regular automatic cleaning can be realized through timing.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is an enlarged view of FIG. 1 at B;

fig. 4 is a schematic view of the overall structure of the present invention.

In the figure: 1. splicing screen units; 2. an infrared touch positioning frame; 3. splicing the screen outer frame; 4. an infrared mounting post; 5. the side edge is closed; 6. the upper part is sealed with an eave; 7. a crack cleaning groove; 701. a high-pressure air outlet flat pipe; 702. a screw rod slide block; 703. an air inlet pipe; 704. an internally threaded through bore; 705. driving the screw rod; 706. a screw rod fixing seat; 707. a motor fixing plate; 708. a drive motor; 709. a dust-blocking rubber strip; 201. a screen protection glass; 202. and installing the through hole.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a spliced screen with an infrared touch function comprises a spliced screen unit 1 and an infrared touch positioning frame 2, wherein a spliced screen outer frame 3 is fixedly arranged outside the spliced screen unit 1 in a sleeved mode, infrared emitting tubes and infrared receiving tubes are distributed on four sides of the spliced screen outer frame 3, transversely and vertically crossed infrared matrixes are formed in a one-to-one correspondence mode, the touch of a user is detected and positioned by utilizing the infrared matrixes densely distributed in the direction X, Y, in the prior art, infrared mounting columns 4 are respectively and fixedly arranged on the positions, close to four corners, of the front surface of the spliced screen outer frame 3, side edge sealing eaves 5 are respectively and fixedly arranged on the positions, close to two side surfaces, of the front surface of the spliced screen outer frame 3, upper sealing eaves 6 are fixedly arranged on the positions, close to the upper surface of the upper sealing eaves 6, crack cleaning grooves 7 are arranged on the positions, close to the rear surface, of the upper sealing eaves 6, and the crack cleaning grooves 7 allow air flat tubes 701 to move back and forth, under the conventional state, the crack cleaning groove 7 is shielded and sealed by the dust-blocking rubber strip 709, and the high-pressure air blowing mechanism with the moving function is arranged in the crack cleaning groove 7 and the upper surface of the splicing screen outer frame 3.

The high-pressure air blowing mechanism comprises a high-pressure air outlet flat pipe 701 movably inserted in the crack cleaning groove 7, and one end of the high-pressure air outlet flat pipe 701 is fixedly provided with a screw rod sliding block 702 at a position above the outer frame 3 of the splicing screen; an air inlet pipe 703 is fixedly arranged at the outer surface position of the screw rod sliding block 702, the air inlet pipe 703 is communicated with the high-pressure air outlet flat pipe 701, so that the high-pressure air outlet flat pipe 701 can blow out high-pressure clean air flow, an internal thread through hole 704 is arranged at the side wall surface position of the screw rod sliding block 702, and a driving screw rod 705 is spirally matched and arranged in the internal thread through hole 704; a screw rod fixing seat 706 and a motor fixing plate 707 are fixedly arranged on the upper surface of the outer frame 3 of the splicing screen, and a driving screw rod 705 is rotatably arranged between the screw rod fixing seat 706 and the motor fixing plate 707; one side surface position fixed mounting of motor fixed plate 707 has driving motor 708, driving motor 708's rotation axis is connected with the one end transmission of drive lead screw 705, the upper surface position that eaves 6 was sealed to the top is provided with dust-blocking adhesive tape 709, dust-blocking adhesive tape 709 covers directly over crack clearance groove 7, the lower surface of dust-blocking adhesive tape 709 is close to the marginal position of front surface and the upper surface fixed mounting that eaves 6 was sealed to the top, the edge that the lower surface of dust-blocking adhesive tape 709 is close to the front surface can be fixed through the mode of bonding with the upper surface that eaves 6 was sealed to the top, dust-blocking adhesive tape 709 can avoid the dust to fall into from crack clearance groove 7, and do not influence the removal of high-pressure air-out flat pipe 701.

Inside of infrared touch-control posting 2 is close to back surface fixed mounting and has screen protection glass 201, screen protection glass 201 can be when the user touches, make the user click on its surface, avoid the user to directly click on the screen of concatenation screen unit 1, cause concatenation screen unit 1 screen to damage, the surface is close to the four corners position around infrared touch-control posting 2 and equally divides and has do not seted up mounting hole 202, infrared erection column 4 alternates through mounting hole 202, it is fixed to press from both sides the clamp of infrared touch-control posting 2 to twist the outside realization at infrared erection column 4 through the nut.

The working principle is as follows: when the spliced screen with the infrared touch function is used, the air inlet pipe 703 needs to be communicated with an external high-pressure air source, when dust, insects and other impurities enter an interlayer between the spliced screen unit 1 and the screen protection glass 201 through a gap between the spliced screen unit 1 and the screen protection glass 201 or a gap between the spliced screen units 1, the external high-pressure air source is controlled to be communicated, so that the high-pressure air outlet flat pipes 701 downwards bulge high-pressure air flow, meanwhile, the driving motor 708 drives the driving screw rod 705 to rotate, the screw rod sliding block 702 is made to move, the high-pressure air outlet flat pipes 701 are driven to move, the impurities between the spliced screen unit 1 and the screen protection glass 201 are blown downwards under high pressure, and therefore, a comprehensive cleaning effect is achieved, and display of the spliced screen unit 1 is prevented from being influenced.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a concatenation screen with infrared touch-control function, includes concatenation screen unit (1) and infrared touch-control positioning frame (2), fixed mounting is established to the outside cover of concatenation screen unit (1) has concatenation screen frame (3), the front surface of concatenation screen frame (3) is close to four corners position and equally divides and do not fixed mounting have infrared erection column (4), its characterized in that: the front surface of concatenation screen frame (3) is close to both sides surface position and equally divides do not fixed mounting have the side to seal eaves (5), the front surface of concatenation screen frame (3) is close to upper surface position fixed mounting and seals eaves (6) in the top, the upper surface that the top closed eaves (6) is close to the rear surface position and has seted up crack clearance groove (7), the inside of crack clearance groove (7) and the upper surface position of concatenation screen frame (3) are provided with the high-pressure air blowing mechanism that has the removal function.

2. The spliced screen with the infrared touch function as claimed in claim 1, wherein: the high-pressure air blowing mechanism comprises a high-pressure air outlet flat pipe (701) movably inserted into the crack cleaning groove (7), and a screw rod sliding block (702) is fixedly installed at the position, above the splicing screen outer frame (3), of one end of the high-pressure air outlet flat pipe (701).

3. The spliced screen with the infrared touch function as claimed in claim 2, wherein: an air inlet pipe (703) is fixedly installed at the outer surface of the screw rod sliding block (702), an internal thread through hole (704) is formed in the surface of the side wall of the screw rod sliding block (702), and a driving screw rod (705) is installed inside the internal thread through hole (704) in a spiral matching mode.

4. The spliced screen with the infrared touch function as claimed in claim 3, wherein: the upper surface position fixed mounting of concatenation screen frame (3) has lead screw fixing base (706) and motor fixed plate (707), drive lead screw (705) rotate to be installed between lead screw fixing base (706) and motor fixed plate (707).

5. The spliced screen with the infrared touch function as claimed in claim 4, wherein: one side surface position fixed mounting of motor fixed plate (707) has driving motor (708), the rotation axis of driving motor (708) is connected with the one end transmission of drive lead screw (705), the upper surface position that eaves (6) were sealed to the top is provided with dust-blocking adhesive tape (709), dust-blocking adhesive tape (709) lid is directly over crack clearance groove (7), the lower surface of dust-blocking adhesive tape (709) is close to the marginal position of front surface and the upper surface fixed mounting of eaves (6) are sealed to the top.

6. The spliced screen with the infrared touch function as claimed in claim 1, wherein: the inside of infrared touch-control posting (2) is close to back surface fixed mounting and has screen protection glass (201), surface is close to the four corners position around infrared touch-control posting (2) and has equallyd divide and have seted up mounting hole (202), infrared erection column (4) alternate through mounting hole (202).