CN114153341B - Resistance touch screen and screen protection film thereof - Google Patents

Resistance touch screen and screen protection film thereof Download PDF

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Publication number
CN114153341B
CN114153341B CN202210117886.2A CN202210117886A CN114153341B CN 114153341 B CN114153341 B CN 114153341B CN 202210117886 A CN202210117886 A CN 202210117886A CN 114153341 B CN114153341 B CN 114153341B
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plate
wall
touch screen
seted
layer
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CN114153341A (en
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张芳
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Shenzhen Jinyuemao Technology Co ltd
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Shenzhen Jinyuemao Technology Co ltd
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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/045—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using resistive elements, e.g. a single continuous surface or two parallel surfaces put in contact
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/26—Drying gases or vapours
    • B01D53/268—Drying gases or vapours by diffusion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B1/00—Cleaning by methods involving the use of tools
    • B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
    • B08B1/14—Wipes; Absorbent members, e.g. swabs or sponges
    • B08B1/143—Wipes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B1/00—Cleaning by methods involving the use of tools
    • B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B5/00—Cleaning by methods involving the use of air flow or gas flow
    • B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
    • B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16—Constructional details or arrangements
    • G06F1/1601—Constructional details related to the housing of computer displays, e.g. of CRT monitors, of flat displays
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16—Constructional details or arrangements
    • G06F1/20—Cooling means
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/0412—Digitisers structurally integrated in a display
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/0416—Control or interface arrangements specially adapted for digitisers
    • G06F3/04166—Details of scanning methods, e.g. sampling time, grouping of sub areas or time sharing with display driving

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Computer Hardware Design (AREA)
  • Position Input By Displaying (AREA)

Abstract

The invention discloses a resistive touch screen and a screen protection film thereof, and particularly relates to the technical field of resistive touch screens. According to the invention, the round rods on the protection plate are inserted into the U-shaped grooves on the square plate in an aligning manner, the round rod fixture blocks are slowly opened towards the outer side, the long plate and the rotating shaft are driven to overturn by the fixture blocks during overturning, the torsion springs and the elastic bands are respectively extruded and stretched, and when the round rods slide into the U-shaped grooves, the torsion springs and the elastic bands generate reverse acting force, so that the long plate drives the fixture blocks to overturn to the original position again, the round rods are limited, the protection plate is firmly limited at the bottom of the bottom plate, the structure is simple, and the use is very convenient.

Description

Resistive touch screen and screen protection film thereof
Technical Field
The invention relates to the technical field of resistive touch screens, in particular to a resistive touch screen and a screen protection film thereof.
Background
At present, all can be provided with the display screen and carry out operations such as image display on most electronic equipment, the display screen sets up different sizes according to electronic equipment and uses, when using office computer, the user is typewritten with the keyboard on one side, observe the image on the display screen through eyes on one side, but when keyboard or mouse have gone bad, whole computer has just not used, seriously influence the operation, along with the continuous development of science and technology, for the convenience in the operation, touch display screen slowly appears on electronic equipment, people install the touch-sensitive screen at the display front end with finger or other object touches, just can control the display screen and use.
The resistive touch screen locates and selects information input according to the icon or menu position touched by finger, generally the touch screen is composed of a touch detection component and a touch screen controller, the touch detection component is arranged in front of the display screen and is used for detecting the touch position of a user and then sending the detected digital signal to the touch screen controller, the touch screen controller is mainly used for receiving touch information from a touch point detection device, converting the touch information into touch point coordinates and then sending the touch point coordinates to a CPU, the touch screen controller can receive and execute commands sent by the CPU at the same time, and the touch screen can be applied to mobile phones, computers and other electronic equipment.
When the existing resistance touch screen is carried and used, the surface of the touch screen is only protected by the attached protective film, and when the resistance touch screen falls or collides with an external object, the protective film is easy to break and damage the touch screen inside, so that the protection safety is not high.
Disclosure of Invention
In order to overcome the above-mentioned drawbacks of the prior art, embodiments of the present invention provide a resistive touch screen and a screen protection film thereof, so as to solve the above-mentioned problems occurring in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a resistive touch screen, includes touch-sensitive screen body and deckle board, the activity of touch-sensitive screen body is established inside the deckle board, the touch-sensitive screen body includes many first layers of compound film, display and touch-sensitive screen controller, many first layers of compound film are glass bottom, second floor for interlayer, third layer be many first layers of resin top layer, fourth layer be the conducting layer, the fifth layer is the plastic layer, deckle board bottom activity articulates there is the bottom plate, the activity of bottom plate bottom is equipped with the protection shield.
In a preferred embodiment, a first through hole is formed in the top of the frame plate, a second through hole is formed in the bottom of the first through hole, the touch screen body is arranged in the second through hole, a silica gel sheet is fixedly arranged on the surface of the inner wall of the second through hole, the inner wall of the silica gel sheet is in contact with the outer wall of the touch screen body, and a buffering effect is achieved between the touch screen body and the second through hole.
In a preferred embodiment, the periphery of the top of the protection plate is provided with round bars, two ends of each round bar are fixedly provided with a support, the bottom of the bottom plate is provided with four grooves, two symmetrically distributed square plates are fixedly arranged in each groove, the bottoms of the two square plates are respectively provided with a U-shaped groove, a rotating shaft is movably arranged between the two square plates, the outer wall of the rotating shaft is fixedly provided with a long plate, the cross section of the long plate is L-shaped, the surface of the outer side wall of the long plate is fixedly provided with a limiting plate, the surface of the inner side wall of the long plate is fixedly provided with a clamping block, the clamping block is extruded by the round bars to be opened outwards when contacting with the round bars, so that the round bars can move to the inner wall of the U-shaped plate, then the clamping block is restored to the original position to limit the clamping block, the cross section of the clamping block is trapezoidal, the surface of the inner wall of the clamping block is provided with an arc-shaped groove, and the round bars are arranged between the arc-shaped groove and the U-shaped groove, the round bar card can rotate in arc wall and U-shaped inslot, and the staff of being convenient for adjusts the angle of protection shield.
In a preferred embodiment, a torsion spring is arranged at the top of the long plate, the top end of the torsion spring is connected with the surface of the top of the inner cavity of the groove, an elastic band is fixedly arranged on the outer wall of one side of the rotating shaft, one end of the elastic band is connected with the surface of the inner wall of the groove, the torsion spring and the elastic band are elastic, and after the long plate is moved, the torsion spring and the elastic band drive the long plate and the rotating shaft to automatically rotate to the original position, so that the clamping block is always clamped outside the round rod.
In a preferred embodiment, every limiting plate cross-section all sets up to the T shape, the limiting plate inner wall contacts with the square slab outer wall, utilizes the limiting plate card in two square slab outsides, carries on spacingly to the rectangular slab, avoids the fixture block too much in the upset of U-shaped inslot, influences the joint use of round bar, and square groove has all been seted up on every limiting plate outer wall surface, square inslot is fixed and is equipped with the pull rod, is convenient for spur the limiting plate and removes.
In a preferred embodiment, the bottom plate has an inside louvre of having seted up, be equipped with micro-fan in the louvre, micro-fan passes through connecting rod and louvre inner wall fixed connection, and micro-fan draws wind, can accelerate the radiating effect to the deckle board in, the fixed waterproof ventilated membrane and the filter screen of being equipped with in louvre inner chamber bottom, the filter screen is established in waterproof ventilated membrane bottom, and the filter screen can filter the dust impurity in the outside air, and the water in the outside air can be filtered to waterproof ventilated membrane, prevents that water and dust impurity from entering into the deckle board, influences the use of touch-sensitive screen body.
In a preferred embodiment, a plurality of threaded holes are formed in the protection plate, the top of each threaded hole is communicated with the bottom of each heat dissipation hole, one of the threaded holes is internally connected with a first annular plate, external threads are formed in the surface of the outer wall of the first annular plate, the first annular plate is connected with the threaded holes through the external threads, the first annular plate is connected with the threaded holes through the threaded holes, the installation and the disassembly are convenient, a silica gel cover is fixedly arranged at the bottom of the first annular plate, a hose is fixedly arranged at the bottom of the silica gel cover, a second annular plate is movably arranged at the bottom of the hose, internal threads are formed in the surface of the inner wall of the second annular plate, and the second annular plate is conveniently connected with an air inlet pipe and used for conveying hot air into a cavity of the long strip plate.
The invention also comprises a screen protection film which comprises a third annular plate, wherein a PET film, an infrared-ray-proof film and a amethyst film are sequentially and fixedly arranged in the third annular plate from top to bottom, an embedded groove is formed in the top of one side of the third annular plate, a long strip plate is arranged in the embedded groove, a cavity is formed in the long strip plate, cleaning cloth and a plurality of soft bristles are fixedly arranged on the surface of the bottom of the long strip plate, and a plurality of air outlet holes are formed in the surface of the bottom of the long strip plate.
In a preferred embodiment, rectangular board bottom and caulking groove inner wall surface all inlay and are equipped with a plurality of magnet, and two longitudinal symmetry's magnet adsorbs, utilizes the magnetism between the magnet to inhale mutually, makes the card of rectangular board firmly use in the caulking groove, the fixed intake pipe that is equipped with in rectangular board top, intake pipe outer wall surface machining has the external screw thread, the intake pipe passes through external screw thread and internal thread and second ring plate inner wall threaded connection.
In a preferred embodiment, the storing chamber has been seted up to protection shield bottom one side, conveniently stores silica gel cover and hose use, storing chamber exit activity articulates there is the door plant, seals the storing chamber, avoids the silica gel cover to drop from the storing intracavity, the protection shield bottom is fixed to be equipped with a plurality of inserted blocks, a plurality of jacks have been seted up to third crown plate top surface, the inserted block establish in the jack and with the jack joint, protect on installing the third crown plate through inserted block and jack, avoid the protection film to receive external object's collision damage.
The invention has the technical effects and advantages that:
1. according to the invention, the round rods on the protection plate are inserted into the U-shaped grooves on the square plate in an aligning manner, the round rod clamping blocks are slowly opened towards the outer side, the long plate and the rotating shaft are driven to overturn by the clamping blocks during overturning, the torsion spring and the elastic band are respectively extruded and stretched, and when the round rods slide into the U-shaped grooves, the torsion spring and the elastic band generate reverse acting force, so that the long plate drives the clamping blocks to overturn to the original positions again, the round rods are limited, the protection plate is firmly limited at the bottom of the bottom plate, the structure is simple, and the use is very convenient.
2. Through all the other three round bars and the fixture block separation on with the protection shield, only utilize a round bar and fixture block to carry out the joint, the round bar card can rotate between U-shaped groove and arc wall, the user can adjust the angle of protection shield on the bottom plate, support the touch-sensitive screen body as the support with the protection shield, it is more convenient to use, when carrying the touch-sensitive screen body, pull down the protection shield from the bottom plate again, install the third crown plate through inserted block and jack on, protect the protection film, avoid the protection film to receive the collision damage of external object.
3. When the touch screen controller detects that the voltage is switched on, the touch screen controller can measure the contact position.
4. Through the inside at the third crown plate be provided with the PET membrane, prevent infrared membrane and purple brilliant membrane, the PET membrane has the performance of preventing scraping, the effect of protection is played on the surface of preventing infrared membrane and purple brilliant membrane, improve the life of whole protection film, prevent that the infrared membrane can filter the infrared ray that the touch-sensitive screen body sent, avoid the infrared ray to cause the damage to eyes, purple brilliant membrane can filter the blue light that the touch-sensitive screen body sent, play the effect of protection eyes, further improve the safety in utilization of touch-sensitive screen body.
5. The long lath is taken out of the embedded groove in a whole mode through grabbing the air inlet pipe, the long lath can be held to clean the surface of the whole device, the cleaning cloth at the bottom of the long lath is matched with a plurality of soft bristles to scrape the surface of the protective film, the cleaning effect is better, after the cleaning is finished, the long lath is inserted into the embedded groove again, the magnet between the long lath and the embedded groove is sucked together, the long lath is fixed, and the use is very convenient.
6. Through the rotatory quick suction of heat with the deckle board inside of miniature fan, avoid the use of the high temperature influence touch-sensitive screen body, the filter screen can block the dust impurity in the outside air, in the water of waterproof ventilated membrane can prevent that the water in the outside air from entering into the deckle board, in rotatory arbitrary threaded hole of first crown plate, screw up the hose with the intake pipe again together, make the hot-blast cavity of carrying the rectangular board that blows off, spout from a plurality of ventholes again, cooperation fluff and cleaning cloth carry out better clearance to the surface of whole device.
Drawings
Fig. 1 is a front view of the overall structure of the present invention.
Fig. 2 is an exploded view of the protective panel of the present invention.
Fig. 3 is an exploded view of the frame plate of the present invention.
Fig. 4 is an exploded view of the cartridge of the present invention.
Fig. 5 is a cross-sectional view of the base plate of the present invention.
Fig. 6 is an enlarged view of the portion a of fig. 5 according to the present invention.
Fig. 7 is an exploded view of a third ring plate of the present invention.
Fig. 8 is an enlarged view of the portion B of fig. 7 according to the present invention.
Fig. 9 is a bottom view of the threaded hole of the present invention.
The reference signs are: 1. a touch screen body; 2. a frame plate; 3. a multi-component composite film; 4. a display; 5. a touch screen controller; 6. a base plate; 7. a protection plate; 8. a first through hole; 9. a second through hole; 10. a silica gel sheet; 11. a round bar; 12. a support; 13. a groove; 14. a square plate; 15. a U-shaped groove; 16. a rotating shaft; 17. a long plate; 18. a limiting plate; 19. a clamping block; 20. an arc-shaped slot; 21. a torsion spring; 22. an elastic band; 23. a square groove; 24. a pull rod; 25. heat dissipation holes; 26. a micro fan; 27. a connecting rod; 28. a waterproof breathable film; 29. filtering with a screen; 30. a threaded hole; 31. a first ring plate; 32. a silicone cover; 33. a hose; 34. a second ring plate; 35. a third ring plate; 36. a PET film; 37. an infrared-proof film; 38. a violet crystal film; 39. caulking grooves; 40. a strip plate; 41. a cavity; 42. a cleaning cloth; 43. softening the wool; 44. an air outlet; 45. a magnet; 46. an air inlet pipe; 47. a storage chamber; 48. a door panel; 49. inserting a block; 50. and (4) inserting the jack.
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 the attached drawings 1-3 in the specification, the resistive touch screen of the embodiment comprises a touch screen body 1 and a frame plate 2, wherein the touch screen body 1 is movably arranged inside the frame plate 2, the touch screen body 1 comprises a multi-element composite film 3, a display 4 and a touch screen controller 5, a first layer of the multi-element composite film 3 is a glass bottom layer, a second layer of the multi-element composite film is an interlayer, a third layer of the multi-element composite film is a multi-element resin surface layer, a fourth layer of the multi-element composite film is a conductive layer, and a fifth layer of the multi-element composite film is a plastic layer.
The implementation scenario is specifically as follows: the working principle of the resistance touch screen is mainly to realize the operation and control of the screen content by the pressure induction principle, the screen body part of the touch screen is a multilayer composite film which is matched with the surface of the display 4, the conducting layer on the surface of the multi-component grease surface layer and the glass layer inductor are separated by a plurality of tiny interlayers to lead the current to pass through the surface layer, when the light touch surface layer is pressed down, the bottom layer is contacted, the touch screen controller 5 reads out the matched current from four corners at the same time and processes the electric data to calculate the distance of the finger position, when the finger touches the screen, two conducting layers which are insulated from each other usually have a contact at the touch point, because one conducting layer is connected with a 5V uniform voltage field in the Y-axis direction, the voltage of the detecting layer is changed from zero to non-zero, the touch screen controller 5 carries out A/D conversion after detecting the connection, and comparing the obtained voltage value with 5V to obtain the Y-axis coordinate of the touch point, and obtaining the X-axis coordinate in the same way, which is the most basic principle common to all resistive touch screens.
Referring to the attached drawings 1, 2, 4, 5 and 6 of the specification, the resistive touch screen of the embodiment comprises a touch screen body 1 and a frame plate 2, wherein the touch screen body 1 is movably arranged inside the frame plate 2, a first through hole 8 is formed in the top of the frame plate 2, a second through hole 9 is formed in the bottom of the first through hole 8, the touch screen body 1 is arranged in the second through hole 9, a silica gel sheet 10 is fixedly arranged on the surface of the inner wall of the second through hole 9, the inner wall of the silica gel sheet 10 is in contact with the outer wall of the touch screen body 1, a buffer effect is achieved between the touch screen body 1 and the second through hole 9, the resistive touch screen comprises a third ring plate 35, a bottom plate 6 is movably hinged to the bottom of the frame plate 2, a protection plate 7 is movably arranged at the bottom of the bottom plate 6, round rods 11 are arranged around the top of the protection plate 7, a support 12 is fixedly arranged at two ends of each round rod 11, four grooves 13 are formed in the bottom of the bottom plate 6, two square plates 14 which are symmetrically distributed are fixedly arranged in each groove 13, the bottoms of the two square plates 14 are respectively provided with a U-shaped groove 15, a rotating shaft 16 is movably arranged between the two square plates 14, the outer wall of the rotating shaft 16 is fixedly provided with a long plate 17, the section of the long plate 17 is set to be L-shaped, the surface of the outer side wall of the long plate 17 is fixedly provided with a limiting plate 18, the section of each limiting plate 18 is set to be T-shaped, the inner wall of each limiting plate 18 is contacted with the outer wall of the square plate 14, the limiting plate 18 is clamped at the outer side of the two square plates 14 to limit the long plate 17, the phenomenon that the clamping block 19 is overturned too much in the U-shaped groove 15 to influence the clamping use of the round rod 11 is avoided, the surface of the outer wall of each limiting plate 18 is provided with a square groove 23, a pull rod 24 is fixedly arranged in the square groove 23, the surface of the inner side wall of the long plate 17 is fixedly provided with a clamping block 19, and the clamping block 19 is extruded by the round rod 11 to be opened outwards when being contacted with the round rod 11, the circular rod 11 can move to the inner wall of the U-shaped plate, then the fixture block 19 is restored to the original position to limit the fixture block 19, the section of the fixture block 19 is trapezoidal, the resistance between the circular rod 11 and the fixture block 19 is reduced, the arc-shaped groove 20 is formed in the surface of the inner wall of the fixture block 19, the circular rod 11 is arranged between the arc-shaped groove 20 and the U-shaped groove 15, the circular rod 11 is clamped in the arc-shaped groove 20 and the U-shaped groove 15 to rotate, so that the angle of the protection plate 7 can be adjusted by a worker, the torsion spring 21 is arranged at the top of the long plate 17, the torsion spring 21 can store and release angular energy or statically fix a certain device by rotating a force arm around the central axis of the spring body, the end of the torsion spring 21 is fixed to other components, when the other components rotate around the center of the spring, the spring pulls the other components back to the initial position to generate torque or rotating force, and the top end of the torsion spring 21 is connected with the surface of the top of the inner cavity of the groove 13, 16 one side outer wall of pivot is fixed and is equipped with elastic webbing 22, elastic webbing 22 one end and recess 13 inner wall surface connection, torsion spring 21 and elastic webbing 22 all have elasticity, and long board 17 is after removing, and torsion spring 21 and elastic webbing 22 drive long board 17 and 16 automatic gyrations of pivot to original position, make fixture block 19 block outside round bar 11 all the time, protection shield 7 bottom is fixed and is equipped with a plurality of inserted blocks 49, a plurality of jacks 50 have been seted up on third crown plate 35 top surface, inserted block 49 establish in jack 50 and with jack 50 joint, conveniently install protection shield 7 and use on third crown plate 35.
The implementation scenario is specifically as follows: when the device is used, a user firstly inserts the plurality of round rods 11 on the protection plate 7 into the U-shaped grooves 15 on the square plate 14, when the round rods 11 are in contact with the clamping blocks 19, the section of each clamping block 19 is trapezoidal, so that the clamping blocks 19 are slowly opened towards the outer side after being extruded by the round rods 11, the clamping blocks 19 drive the long plates 17 and the rotating shafts 16 to simultaneously overturn when overturning, the torsion springs 21 between the long plates 17 and the grooves 13 are extruded and contracted, the elastic belts 22 on the rotating shafts 16 are stretched, when the round rods 11 slide into the U-shaped grooves 15, the clamping blocks 19 are not extruded, so that the torsion springs 21 generate reverse acting force, the elastic belts 22 contract to the original state, the rotating shafts 16 are driven to rotate, the long plates 17 drive the clamping blocks 19 to overturn to the original position again, the arc-shaped grooves 20 on the clamping blocks 19 are in contact with the outer walls of the round rods 11 to limit the round rods 11, and the protection plate 7 is limited at the bottom of the bottom plate 6, then the user just can operate touch-sensitive screen body 1 through the protection film, when handling hole touch-sensitive screen body 1, can separate all the other three round bars 11 on protection shield 7 with fixture block 19, only utilize a round bar 11 and fixture block 19 to carry out the joint, round bar 11 can rotate between U-shaped groove 15 and arc wall 20, the user can adjust the angle of protection shield 7 on bottom plate 6, regard protection shield 7 as support 12 to support touch-sensitive screen body 1, it is more convenient to use, when carrying touch-sensitive screen body 1 and using, tear protection shield 7 down from bottom plate 6 again, install on third crown plate 35 through inserted block 49 and jack 50, avoid the protection film to receive the collision damage of external object.
Referring to the attached drawings 1, 2, 7 and 8 in the specification, the screen protection film of the embodiment includes a third ring plate 35, a PET film 36, an infrared ray prevention film 37 and a violet crystal film 38 are sequentially and fixedly arranged inside the third ring plate 35 from top to bottom, and through the arrangement of the three films, the effects of protection and eye protection can be achieved on the surface of the touch screen body 1, an embedding groove 39 is formed in the top of one side of the third ring plate 35, a long strip plate 40 is arranged in the embedding groove 39, a cavity 41 is formed inside the long strip plate 40, a cleaning cloth 42 and a plurality of soft bristles 43 are fixedly arranged on the bottom surface of the long strip plate 40, the soft bristles 43 can scrape stains with strong adhesive force, and then the cleaning cloth 42 is used for wiping the surface, so that the light transmittance of the protection film is better, and the touch screen protection film can be seen more clearly when the touch screen body 1 is controlled.
The implementation scenario is specifically as follows: through the inside at third crown plate 35 be provided with PET membrane 36, prevent infrared membrane 37 and purple brilliant membrane 38, PET membrane 36 has the performance of preventing scraping, the effect of protection is played on the surface of preventing infrared membrane 37 and purple brilliant membrane 38, improve the life of whole protection film, prevent that infrared membrane 37 can filter the infrared ray that touch-sensitive screen body 1 sent, avoid the infrared ray to cause the damage to eyes, purple brilliant membrane 38 can filter the blue light that touch-sensitive screen body 1 sent, play the effect of protection eyes, further improve touch-sensitive screen body 1's safety in utilization.
Referring to fig. 7-8 in the specification, in the resistive touch screen of this embodiment, a plurality of magnets 45 are embedded in the bottom of the strip 40 and the inner wall surface of the recessed slot 39, two magnets 45 that are symmetrical up and down attract each other, and the strip 40 is firmly clamped in the recessed slot 39 by using the magnetic attraction between the magnets 45, and an air inlet pipe 46 is fixedly arranged at the top of the strip 40.
The implementation scenario is specifically as follows: after long-time use, the user can grasp the air inlet pipe 46 and take out the lath 40 from the caulking groove 39, then hold the lath 40 and clear up the surface of protection film, the cleaning cloth 42 at the bottom of the lath 40 is matched with a plurality of soft furs 43 to scrape the surface of the protection film, keep the surface of the protection film clean, and also can hold the lath 40 and clear up the surface of the whole device, after clearing up, reinsert the lath 40 into the caulking groove 39, the magnet 45 between the lath 40 and the caulking groove 39 is sucked together, fix the lath 40, and the use is very convenient.
Referring to the attached drawings 2, 5, 7, 8 and 9 of the specification, in the resistive touch screen of this embodiment, a heat dissipation hole 25 is formed inside the bottom plate 6, a micro-fan 26 is arranged inside the heat dissipation hole 25, the micro-fan 26 is a machine that increases gas pressure and discharges and sends gas by means of input mechanical energy, and is a driven fluid machine, the micro-fan 26 sucks and sucks air to accelerate the heat dissipation effect in the frame plate 2, the micro-fan 26 is fixedly connected with the inner wall of the heat dissipation hole 25 through a connecting rod 27, a waterproof breathable film 28 and a filter screen 29 are fixedly arranged at the bottom of the inner cavity of the heat dissipation hole 25, the filter screen 29 is arranged at the bottom of the waterproof breathable film 28, the filter screen 29 can filter dust impurities in the outside air, the waterproof breathable film 28 can filter water in the outside air to prevent the water and dust impurities from entering the frame plate 2 to affect the use of the touch screen body 1, the protection plate 7 is internally provided with a plurality of threaded holes 30, the top of each threaded hole 30 is communicated with the bottom of the heat dissipation hole 25, one threaded hole 30 is internally threaded with a first annular plate 31, the outer wall surface of the first annular plate 31 is provided with an external thread, the first annular plate 31 is in threaded connection with the threaded hole 30 through the external thread, the first annular plate 31 is in threaded connection with the threaded hole 30, so that the installation and disassembly are convenient, the bottom of the first annular plate 31 is fixedly provided with a silica gel cover 32 for conveying hot air flowing out of the heat dissipation hole 25 into a hose 33, the bottom of the silica gel cover 32 is fixedly provided with a hose 33, the bottom of the hose 33 is movably provided with a second annular plate 34, the inner wall surface of the second annular plate 34 is provided with an internal thread, the outer wall surface of the air inlet pipe 46 is provided with an external thread, the air inlet pipe 46 is in threaded connection with the inner wall of the second annular plate 34 through the external thread and the internal thread, so that the second annular plate 34 is conveniently connected with the air inlet pipe 46, a use in cavity 41 for carrying rectangular board 40 with hot-blast, a plurality of ventholes 44 have been seted up to rectangular board 40 bottom surface, and hot-blast process venthole 44 blowout improves the clearance effect of whole device, storing chamber 47 has been seted up to 7 bottom one sides of protection shields, conveniently stores silica gel cover 32 and hose 33 and uses, the activity of 47 exit in storing chamber articulates there is door plant 48, seals storing chamber 47, avoids silica gel cover 32 to drop from storing chamber 47.
The implementation scenario is specifically as follows: when the touch screen body 1 is used, the micro fan 26 in the heat dissipation hole 25 rotates to quickly suck out heat inside the frame plate 2, the heat flows out through the heat dissipation hole 25 and the plurality of threaded holes 30, the heat dissipation speed in the frame plate 2 is improved, the use of the touch screen body 1 is prevented from being influenced by overhigh temperature, the filter screen 29 in the heat dissipation hole 25 can block dust impurities in the outside air, the waterproof breathable film 28 can prevent water in the outside air from entering the frame plate 2 to damage the touch screen body 1, when the protection plate 7 is installed on the bottom plate 6, the door plate 48 at the bottom of the protection plate 7 is opened, then the first ring plate 31 is taken out from the storage cavity 47, the first ring plate 31 is rotated into any one of the threaded holes 30, then the second ring plate 34 on the hose 33 is screwed with the air inlet pipe 46, and blown hot air is conveyed into the cavity 41 of the strip plate 40 for use, then the air is sprayed out from the air outlets 44 to blow the surface of the whole device, so that the cleaning effect is better.
And finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims (9)

1. A resistive touch screen, characterized by: the touch screen comprises a touch screen body (1) and a frame plate (2), wherein the touch screen body (1) is movably arranged inside the frame plate (2), the touch screen body (1) comprises a multi-element composite film (3), a display (4) and a touch screen controller (5), the first layer of the multi-element composite film (3) is a glass bottom layer, the second layer of the multi-element composite film is an interlayer, the third layer of the multi-element composite film is a multi-element resin surface layer, the fourth layer of the multi-element composite film is a conductive layer, the fifth layer of the multi-element resin surface layer is a plastic layer, a bottom plate (6) is movably hinged at the bottom of the frame plate (2), a protection plate (7) is movably arranged at the bottom of the bottom plate (6), round rods (11) are respectively arranged at the periphery of the top of the protection plate (7), supports (12) are respectively fixedly arranged at two ends of each round rod (11), four grooves (13) are formed at the bottom of the bottom plate (6), two square plates (14) which are symmetrically distributed are respectively fixedly arranged in each groove (13), u-shaped groove (15) have all been seted up to two square slab (14) bottoms, and the activity is equipped with pivot (16) between two square slab (14), the fixed long slab (17) that is equipped with on pivot (16) outer wall, long slab (17) cross-section sets up to L shape, long slab (17) lateral wall fixed surface is equipped with limiting plate (18), long slab (17) inside wall fixed surface is equipped with fixture block (19), fixture block (19) cross-section sets up to trapezoidal, arc wall (20) have been seted up on fixture block (19) inner wall surface, establish between arc wall (20) and U-shaped groove (15) round bar (11).
2. The resistive touch screen of claim 1, wherein: first through-hole (8) have been seted up at framed board (2) top, second through-hole (9) have been seted up to first through-hole (8) bottom, establish in second through-hole (9) touch-sensitive screen body (1), second through-hole (9) inner wall fixed surface is equipped with silica gel piece (10), silica gel piece (10) inner wall contacts with touch-sensitive screen body (1) outer wall.
3. The resistive touch screen of claim 1, wherein: the long plate (17) top is equipped with torsion spring (21), torsion spring (21) top and recess (13) inner chamber top surface connection, the fixed elastic band (22) that is equipped with of pivot (16) one side outer wall, elastic band (22) one end and recess (13) inner wall surface connection.
4. The resistive touch screen of claim 1, wherein: the cross section of each limiting plate (18) is T-shaped, the inner wall of each limiting plate (18) is in contact with the outer wall of the square plate (14), a square groove (23) is formed in the surface of the outer wall of each limiting plate (18), and a pull rod (24) is fixedly arranged in each square groove (23).
5. The resistive touch screen of claim 1, wherein: bottom plate (6) inside louvre (25) of having seted up, be equipped with micro-fan (26) in louvre (25), micro-fan (26) pass through connecting rod (27) and louvre (25) inner wall fixed connection, louvre (25) inner chamber bottom is fixed and is equipped with waterproof ventilated membrane (28) and filter screen (29), establish in waterproof ventilated membrane (28) bottom filter screen (29).
6. The resistive touch screen of claim 5, wherein: the utility model discloses a protection shield, including protection shield (7), protection shield (7) inside a plurality of screw holes (30) of having seted up, every screw hole (30) top all is linked together bottom louvre (25), and one of them screw hole (30) female connection has first crown plate (31), first crown plate (31) outer wall surface machining has the external screw thread, first crown plate (31) are through external screw thread and screw hole (30) threaded connection, first crown plate (31) bottom is fixed and is equipped with silica gel cover (32), silica gel cover (32) bottom is fixed and is equipped with hose (33), hose (33) bottom activity is equipped with second crown plate (34), second crown plate (34) inner wall surface machining has the internal thread.
7. A screen protective film for protecting the resistive touch screen according to any one of claims 1 to 6, characterized in that: including third crown plate (35), third crown plate (35) is inside from last down fixed PET membrane (36) of being equipped with in proper order, prevent infrared membrane (37) and amethyst membrane (38), caulking groove (39) have been seted up at third crown plate (35) one side top, be equipped with rectangular board (40) in caulking groove (39), cavity (41) have been seted up to rectangular board (40) inside, rectangular board (40) bottom fixed surface is equipped with cleaning cloth (42) and a plurality of fluff (43), a plurality of ventholes (44) have been seted up on rectangular board (40) bottom surface.
8. The screen protective film according to claim 7, wherein: rectangular board (40) bottom and caulking groove (39) inner wall surface all inlay and are equipped with a plurality of magnet (45), and two longitudinal symmetry's magnet (45) adsorb, rectangular board (40) top is fixed and is equipped with intake pipe (46), intake pipe (46) outer wall surface machining has the external screw thread, intake pipe (46) are through external screw thread and internal thread and second crown plate (34) inner wall threaded connection.
9. The screen protective film according to claim 7, wherein: storing chamber (47) have been seted up to protection shield (7) bottom one side, storing chamber (47) exit activity articulates there is door plant (48), protection shield (7) bottom is fixed to be equipped with a plurality of inserted blocks (49), a plurality of jacks (50) have been seted up to third crown plate (35) top surface, inserted block (49) are established in jack (50) and with jack (50) joint.
CN202210117886.2A 2022-02-08 2022-02-08 Resistance touch screen and screen protection film thereof Active CN114153341B (en)

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CN113110764A (en) * 2021-05-08 2021-07-13 谭望 High-definition touch screen

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