CN215642659U

CN215642659U - Built-in infrared touch screen

Info

Publication number: CN215642659U
Application number: CN202121984622.4U
Authority: CN
Inventors: 高博文
Original assignee: Shenzhen Guanweida Electronic Technology Co ltd
Current assignee: Shenzhen Guanweida Electronic Technology Co ltd
Priority date: 2021-08-23
Filing date: 2021-08-23
Publication date: 2022-01-25
Anticipated expiration: 2031-08-23

Abstract

The utility model discloses a built-in infrared touch screen, which comprises an outer frame, wherein an inner frame is arranged in an inner cavity of the outer frame, the front side of the inner frame is fixedly connected with a touch screen body, and by arranging the dustproof mechanism, through the mutual matching of the worm wheel, the worm, the driven conical gear, the driving conical gear, the threaded rod, the limiting rod, the fixing plate, the threaded sleeve, the rotating handle, the servo motor and the winding roller, the dustproof cloth is convenient to put down when the touch screen body is not used, the clamping mechanism is arranged, and the touch screen body, the infrared transmitting tube, the infrared receiving tube, the circuit board, the outer frame and the inner frame are conveniently and fixedly arranged through mutual matching of the movable plate, the inverted triangular block, the regular triangular block, the first spring, the mounting plate, the second spring, the bolt and the transverse plate.

Description

Built-in infrared touch screen

Technical Field

The utility model relates to the technical field of infrared touch screens, in particular to a built-in infrared touch screen.

Background

The touch screen of infrared technology is composed of infrared transmitting and receiving sensing elements arranged on the outer frame of the touch screen, an infrared detection network is formed on the surface of the screen, any touch object can change the infrared rays on the contact points to realize the operation of the touch screen, the types of the touch screen are various, and the built-in infrared touch screen is also one of the types.

Because traditional built-in infrared touch-sensitive screen, at the in-process that uses, be not convenient for install the touch-sensitive screen with fixed to lead to the operation comparatively troublesome, traditional device does not have the device that can carry out dirt-proof to the touch-sensitive screen simultaneously, thereby leads to the practicality of device poor.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a built-in infrared touch screen.

One of the purposes of the utility model is realized by adopting the following technical scheme:

the utility model provides a built-in infrared touch screen, includes the frame, the inner chamber of frame is equipped with the inside casing, the front side fixedly connected with touch screen body of inside casing, upper and lower both sides and left and right sides department between frame and the inside casing all are equipped with the circuit board, just the front side fixedly connected with infrared emission pipe and the infrared ray receiver tube of circuit board, upper and lower both sides and left and right sides department between frame and the inside casing all are equipped with latch mechanism, the bottom of frame is close to the equal fixedly connected with supporting leg of left and right sides department, two the common fixedly connected with bottom plate in bottom of supporting leg, the top of frame is equipped with dustproof mechanism.

Further, the latch mechanism includes two mounting panels, two the left and right sides department of mounting panel difference fixed connection at the circuit board, two the through-hole has all been seted up to the inner chamber of mounting panel, the inside casing top is close to left and right sides department and has all seted up the draw-in groove, two the first spring of the equal fixedly connected with in draw-in groove inner chamber bottom, two the equal fixedly connected with montant in top of first spring, two adjacent through-hole is passed respectively on the top of montant to fixedly connected with regular triangle piece, two regular triangle piece is located the inner chamber of two adjacent through-holes respectively, two the top of regular triangle piece all is equipped with the triangle of falling piece.

Furthermore, the top of the outer frame is close to the left side and the right side, through holes are formed in the position of the top of the outer frame, a transverse plate is fixedly connected to the middle position of the top of the outer frame, first grooves are formed in the position, close to the left side and the right side, of the transverse plate, grooves are formed in the left side and the right side of the transverse plate, a movable plate is arranged in each first groove, the bottom of each movable plate sequentially penetrates through the through holes and the inner cavity of the through hole, and the movable plate is fixedly connected with the adjacent inverted triangular blocks.

Furthermore, two second slots matched with the grooves are formed in the two moving plates, the second slots and the inner cavities of the grooves are jointly inserted with bolts, second springs are sleeved on the bolts, and the left ends and the right ends of the second springs are fixedly connected with the bolts and the transverse plate respectively.

Furthermore, dustproof mechanism includes two supporting shoes, two the supporting shoe is fixed connection respectively and is close to left and right sides department at the top of frame, two the common fixedly connected with fixed plate in top of supporting shoe, fixed plate top intermediate position department fixedly connected with servo motor, servo motor's output outside cover is equipped with initiative conical gear, the left and right sides of initiative conical gear all meshes driven conical gear, two the equal fixedly connected with worm in the opposite one side of driven conical gear, the fixed plate top is close to the equal fixedly connected with rectangular plate in left and right sides department, two equal fixedly connected with first bearing on the rectangular plate, two the opposite one end of worm runs through adjacent first bearing inner chamber respectively to extend to the outside of rectangular plate.

Furthermore, the top of fixed plate is close to the equal fixedly connected with second bearing of left and right sides department, two the inner chamber of second bearing all runs through and is equipped with the threaded rod, the bottom plate top is close to the equal fixedly connected with third bearing of left and right sides department, two the bottom of threaded rod is pegged graft respectively in the inner chamber of adjacent third bearing, two the equal fixedly connected with worm wheel in top of threaded rod, two the rear side of worm wheel meshes with adjacent worm respectively.

Further, the outer sides of the two threaded rods, which are close to the top ends, are respectively sleeved with a threaded sleeve, the opposite sides of the front sides of the two threaded sleeves are respectively fixedly connected with a limiting plate, the tops of the two limiting plates are respectively provided with a limiting hole, and the inner cavity of the limiting hole is penetrated with a limiting rod, the top end of the limiting rod is fixedly connected with the bottom of the fixed plate, side plates are fixedly connected at the bottom of the fixed plate close to the left side and the right side, a fourth bearing is fixedly connected at one side opposite to the two side plates, a wind-up roll is arranged between the two side plates, the left end of the wind-up roll is inserted in the inner cavity of the adjacent fourth bearing, the right end of the wind-up roll penetrates through the inner cavity of the adjacent fourth bearing, and fixedly connected with turning handle, the cover is equipped with dustproof cloth outside the wind-up roll, one side and wind-up roll fixed connection of dustproof cloth, just the opposite side and two thread bush fixed connection of dustproof cloth.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, by arranging the dustproof mechanism, through the mutual matching of the worm wheel, the worm, the driven conical gear, the driving conical gear, the threaded rod, the limiting rod, the fixing plate, the threaded sleeve, the rotating handle, the servo motor and the winding roller, the dustproof cloth is convenient to put down when the touch screen body is not used, so that dust is prevented from attaching to the surface of the touch screen body;

2. according to the utility model, the clamping mechanism is arranged, and the touch screen body, the infrared transmitting tube, the infrared receiving tube, the circuit board, the outer frame and the inner frame are conveniently installed and fixed through the mutual matching of the movable plate, the inverted triangular block, the regular triangular block, the first spring, the installation plate, the second spring, the bolt and the transverse plate.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented in accordance with the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understood, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

FIG. 1 is a front sectional view of the present embodiment;

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

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

fig. 4 is an enlarged view of fig. 1 at C.

In the figure: 1. a touch screen body; 2. an infrared transmitting tube and an infrared receiving tube; 3. a circuit board; 4. an outer frame; 5. an inner frame; 6. a dust-proof mechanism; 60. a worm gear; 61. a worm; 62. a driven bevel gear; 63. a driving bevel gear; 64. a threaded rod; 65. a limiting rod; 66. a fixing plate; 67. a threaded sleeve; 68. a handle is rotated; 69. a servo motor; 690. a wind-up roll; 7. a base plate; 8. a clamping mechanism; 80. moving the plate; 81. inverting the triangular block; 82. a regular triangle block; 83. a first spring; 84. mounting a plate; 85. a second spring; 86. a bolt; 87. a transverse plate.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that any combination of the embodiments or technical features described below can be used to form a new embodiment without conflict.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 4, a built-in infrared touch screen comprises an outer frame 4, an inner frame 5 is arranged in an inner cavity of the outer frame 4, a touch screen body 1 is fixedly connected to the front side of the inner frame 5, circuit boards 3 are arranged on the upper side, the lower side, the left side and the right side between the outer frame 4 and the inner frame 5, an infrared transmitting tube and an infrared receiving tube 2 are fixedly connected to the front side of the circuit boards 3, clamping mechanisms 8 are arranged on the upper side, the lower side, the left side and the right side between the outer frame 4 and the inner frame 5, supporting legs are fixedly connected to the positions, close to the left side and the right side, of the bottom of the outer frame 4, a bottom plate 7 is fixedly connected to the bottoms of the two supporting legs, and a dustproof mechanism 6 is arranged at the top of the outer frame 4;

the clamping mechanism 8 comprises two mounting plates 84, the two mounting plates 84 are respectively fixedly connected at the left side and the right side of the circuit board 3, through holes are respectively arranged in the inner cavities of the two mounting plates 84, clamping grooves are respectively arranged at the positions, close to the left side and the right side, of the top of the inner frame 5, first springs 83 are respectively fixedly connected at the bottoms of the inner cavities of the two clamping grooves, vertical rods are respectively fixedly connected at the top ends of the two first springs 83, the top ends of the two vertical rods respectively penetrate through the adjacent through holes and are fixedly connected with regular triangle blocks 82, the two regular triangle blocks 82 are respectively positioned in the inner cavities of the two adjacent through holes, inverted triangle blocks 81 are respectively arranged at the top parts of the two regular triangle blocks 82, through holes are respectively arranged at the positions, close to the left side and the right side, of the top part of the outer frame 4, a transverse plate 87 is fixedly connected at the middle position of the top part of the outer frame 4, first grooves are respectively arranged at the positions, grooves are respectively arranged at the left side and the right side of the transverse plate 87, and the inner cavities of the two first grooves are respectively provided with a moving plate 80, the two moving plates 80 are respectively provided with a second groove matched with the grooves, the second grooves and the inner cavities of the grooves are jointly inserted with bolts 86, the bolts 86 are sleeved with second springs 85, the left ends and the right ends of the second springs 85 are respectively fixedly connected with the bolts 86 and the transverse plate 87, the bottoms of the moving plates 80 sequentially penetrate through the inner cavities of the through holes and are fixedly connected with the adjacent inverted triangular blocks 81, and therefore the moving plates are convenient to mount and dismount, and are convenient to maintain;

the dustproof mechanism 6 comprises two supporting blocks, the two supporting blocks are respectively and fixedly connected to the top part of the outer frame 4 close to the left side and the right side, the top parts of the two supporting blocks are jointly and fixedly connected with a fixed plate 66, the top parts of the fixed plate 66 close to the left side and the right side are fixedly connected with second bearings, inner cavities of the two second bearings are provided with threaded rods 64 in a penetrating mode, the outer sides of the two threaded rods 64 close to the top end are sleeved with threaded sleeves 67, the front sides of the two threaded sleeves 67 opposite to each other are fixedly connected with limiting plates, the top parts of the two limiting plates are provided with limiting holes, the inner cavities of the limiting holes are provided with limiting rods 65 in a penetrating mode, the top ends of the limiting rods 65 are fixedly connected with the bottom parts of the fixed plate 66, the bottom parts of the fixed plate 66 close to the left side and the right side are fixedly connected with side plates, one sides of the two side plates opposite to each other are fixedly connected with a fourth bearing, and a wind-up roll 690 is arranged between the two side plates, the left end of the wind-up roll 690 is inserted into the inner cavity of the adjacent fourth bearing, the right end of the wind-up roll 690 penetrates through the inner cavity of the adjacent fourth bearing and is fixedly connected with a rotating handle 68, the outer side of the wind-up roll 690 is sleeved with dustproof cloth, one side of the dustproof cloth is fixedly connected with the wind-up roll 690, the other side of the dustproof cloth is fixedly connected with two thread sleeves 67, the top of the bottom plate 7 near the left side and the right side is fixedly connected with a third bearing, the bottom ends of two threaded rods 64 are respectively inserted into the inner cavity of the adjacent third bearing, the top ends of the two threaded rods 64 are respectively fixedly connected with a worm wheel 60, the rear sides of the two worm wheels 60 are respectively meshed with the adjacent worm 61, the middle position of the top of the fixed plate 66 is fixedly connected with a servo motor 69, the outer side of the output end of the servo motor 69 is sleeved with a driving conical gear 63, the left side and the right side of the driving conical gear 63 are respectively meshed with driven conical gears 62, and the opposite sides of the two driven conical gears 62 are respectively fixedly connected with the worm 61, the top of the fixed plate 66 is close to the rectangular plates fixedly connected with the left and right sides, the first bearings fixedly connected with the two rectangular plates, and the two opposite ends of the worm 61 penetrate through the inner cavities of the adjacent first bearings respectively and extend to the outer sides of the rectangular plates, so that the touch screen body 1 is protected when not used, and dust is prevented from being attached to the outer sides of the touch screen body 1.

The working principle is as follows: firstly, in the using process, when the outer frame 4 and the inner frame 5 need to be disassembled, the two bolts 86 are pulled to move in opposite directions simultaneously, the second spring 85 extends outwards to enable the bolts 86 to be separated from the second grooves, then the moving plate 80 is moved to one side close to the inner frame 5, so that the moving plate 80 drives the inverted triangle block 81 to move to one side close to the inner frame 5, the regular triangle block 82 is extruded at the same time, the inner cavity of the mounting plate 84 can be far away from the regular triangle block 82 through the extrusion and contraction of the first spring 83, then the disassembly of the infrared transmitting tube and the infrared receiving tube 2, the circuit board 3, the outer frame 4 and the inner frame 5 can be completed by carrying out the operation on the four sides of the outer frame 4, so that the maintenance and the detection of the infrared transmitting tube and the infrared receiving tube can be conveniently carried out, the touch screen body 1 can be installed through the reverse operation, the use is convenient, when the touch screen body 1 is not used for a long time, the servo motor 69 is started through an external power supply, when the servo motor 69 works, an output shaft of the servo motor drives the driving bevel gear 63 to rotate, the driving bevel gear 63 rotates to drive the two driven bevel gears 62 meshed with the driving bevel gear to rotate, the driven bevel gears 62 rotate to drive the worm 61 to rotate, the worm 61 rotates to drive the worm wheel 60 meshed with the worm to rotate, the worm wheel 60 rotates to drive the threaded rod 64 to rotate, the threaded rod 64 rotates to drive the threaded sleeve 67 to move downwards under the limit of the limit plate and the limit rod 65, the two threaded sleeves 67 simultaneously move downwards to drive one side of the dustproof cloth to move downwards, so that the winding roller 690 is pulled to rotate, the dustproof cloth is pulled downwards to shield the touch screen body 1, when the shielding is good, the servo motor 69 is closed, dust is prevented from being accumulated on the touch screen body 1, so that the use effect is influenced, when the touch screen body 1 needs to be used, when the dustproof cloth is required to be reused, the servo motor 69 is started to drive the driving bevel gear 63 to rotate reversely, the driving bevel gear 63 rotates reversely to drive the two thread sleeves 67 to move upwards, when the dustproof cloth is moved to the original position, the servo motor 69 is closed, and then the winding roller 690 is driven to rotate by manually rotating the rotating handle 68, so that the dustproof cloth is wound onto the winding roller 690 again, and the touch screen body 1 is prevented from being shielded when the dustproof cloth is used.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.

Claims

1. The utility model provides a built-in infrared touch screen, includes frame (4), the inner chamber of frame (4) is equipped with inside casing (5), the front side fixedly connected with touch-sensitive screen body (1) of inside casing (5), upper and lower both sides and left and right sides department between frame (4) and inside casing (5) all are equipped with circuit board (3), just the front side fixedly connected with infrared emission pipe and the infrared ray receiver tube (2) of circuit board (3), its characterized in that: the upper and lower both sides between frame (4) and inside casing (5) and the left and right sides department all are equipped with latch mechanism (8), the bottom of frame (4) is close to the equal fixedly connected with supporting leg of the left and right sides department, two the common fixedly connected with bottom plate (7) in bottom of supporting leg, the top of frame (4) is equipped with dustproof mechanism (6).

2. The built-in infrared touch screen according to claim 1, characterized in that: clamping mechanism (8) include two mounting panels (84), two mounting panel (84) fixed connection is in the left and right sides department of circuit board (3) respectively, two the through-hole has all been seted up to the inner chamber of mounting panel (84), inside casing (5) top is close to left and right sides department and has all seted up the draw-in groove, two the first spring of the equal fixedly connected with (83) in draw-in groove inner chamber bottom, two the equal fixedly connected with montant in top of first spring (83), two adjacent through-hole is passed respectively on the top of montant to fixedly connected with regular triangle piece (82), two regular triangle piece (82) are located the inner chamber of two adjacent through-holes respectively, two the top of regular triangle piece (82) all is equipped with inverted triangle piece (81).

3. The built-in infrared touch screen according to claim 2, characterized in that: the utility model discloses a mobile phone, including frame (4), frame (4) top, first fluting, just recess, two are all seted up to frame (4) top intermediate position department fixedly connected with diaphragm (87) near left and right sides department, first fluting has all been seted up to frame (4) top intermediate position department, be close to left and right sides department on diaphragm (87), just the recess has all been seted up to the left and right sides of diaphragm (87) first fluting inner chamber all is equipped with movable plate (80), just the inner chamber of perforation and through-hole is passed in proper order to the bottom of movable plate (80) to with adjacent triangle-shaped piece (81) fixed connection that falls.

4. The built-in infrared touch screen according to claim 3, characterized in that: two moving plates (80) are respectively provided with a second open groove matched with the groove, the second open groove and the inner cavity of the groove are jointly inserted with a plug pin (86), a second spring (85) is sleeved on the plug pin (86), and the left end and the right end of the second spring (85) are respectively fixedly connected with the plug pin (86) and the transverse plate (87).

5. The built-in infrared touch screen according to claim 1, characterized in that: the dustproof mechanism (6) comprises two supporting blocks, the two supporting blocks are fixedly connected to the top of the outer frame (4) and close to the left side and the right side respectively, the top of the two supporting blocks is fixedly connected with a fixing plate (66) together, a servo motor (69) is fixedly connected to the middle position of the top of the fixing plate (66), a driving bevel gear (63) is sleeved on the outer side of the output end of the servo motor (69), the left side and the right side of the driving bevel gear (63) are respectively meshed with a driven bevel gear (62), one side of the two driven bevel gears (62) opposite to each other is fixedly connected with a worm (61), the top of the fixing plate (66) close to the left side and the right side is respectively fixedly connected with a rectangular plate, a first bearing is respectively fixedly connected onto the two rectangular plates, one end of the two worms (61) opposite to each other penetrates through an adjacent first bearing inner cavity respectively, and extends to the outside of the rectangular plate.

6. The built-in infrared touch screen according to claim 5, characterized in that: the top of fixed plate (66) is close to the equal fixedly connected with second bearing of left and right sides department, two the inner chamber of second bearing all runs through and is equipped with threaded rod (64), bottom plate (7) top is close to the equal fixedly connected with third bearing of left and right sides department, two the bottom of threaded rod (64) is pegged graft respectively in the inner chamber of adjacent third bearing, two the equal fixedly connected with worm wheel (60) in top of threaded rod (64), two the rear side of worm wheel (60) meshes with adjacent worm (61) respectively.

7. The built-in infrared touch screen according to claim 6, characterized in that: the outer sides of the two threaded rods (64) are provided with threaded sleeves (67) in a sleeved mode near the top ends, one sides of the two threaded sleeves (67) opposite to the front sides are fixedly connected with limiting plates, the tops of the two limiting plates are provided with limiting holes, inner cavities of the limiting holes are provided with limiting rods (65) in a penetrating mode, the top ends of the limiting rods (65) are fixedly connected with the bottoms of the fixing plates (66), the bottoms of the fixing plates (66) are provided with side plates in a fixedly connected mode near the left side and the right side, one sides of the two side plates opposite to each other are fixedly connected with fourth bearings, a wind-up roll (690) is arranged between the two side plates, the left end of the wind-up roll (690) is connected to the inner cavity of the adjacent fourth bearing in a inserting mode, the right end of the wind-up roll (690) penetrates through the inner cavity of the adjacent fourth bearing and is fixedly connected with a rotating handle (68), dustproof cloth is sleeved on the outer sides of the wind-up roll (690), one side and wind-up roll (690) fixed connection of dustproof cloth, just the opposite side and two thread bush (67) fixed connection of dustproof cloth.