CN212781987U - Infrared touch screen - Google Patents
Infrared touch screen Download PDFInfo
- Publication number
- CN212781987U CN212781987U CN202021881739.5U CN202021881739U CN212781987U CN 212781987 U CN212781987 U CN 212781987U CN 202021881739 U CN202021881739 U CN 202021881739U CN 212781987 U CN212781987 U CN 212781987U
- Authority
- CN
- China
- Prior art keywords
- infrared
- connecting rod
- bearing plate
- front bezel
- plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model relates to a touch-sensitive screen field especially relates to an infrared ray formula touch-sensitive screen, which comprises a housin, the casing comprises front bezel and back plate, front bezel left end and upper end are provided with infra-red transmitter, front bezel right-hand member and lower extreme are provided with infrared receiver, the front bezel four corners is provided with the connecting rod passageway, the back plate comprises bearing plate and box holder, the bearing plate both ends are provided with the connecting rod, connecting rod one end is connected with the nut, the bearing plate lower extreme is provided with the spring, the inside bracing piece that is provided with of spring, the utility model discloses a connecting rod and nut swing joint front bezel and back plate for the installation and the dismantlement of infrared ray formula touch-sensitive screen are more simple and convenient, because the impact force when the spring that sets up in the back plate can absorb the touch-sensitive screen whereabou.
Description
Technical Field
The utility model relates to a touch-sensitive screen field especially relates to an infrared ray formula touch-sensitive screen.
Background
The infrared touch screen is characterized in that a circuit board outer frame is arranged in front of a display, infrared transmitting tubes and infrared receiving tubes are arranged on four sides of the screen of the circuit board, and an infrared matrix which is crossed horizontally and vertically is formed in a one-to-one correspondence mode. When a user touches the screen, two infrared rays in the transverse direction and the vertical direction passing through the position can be blocked by fingers, so that the position of a touch point on the screen can be judged. Any touching object can change the infrared ray on the touch point to realize the touch screen operation.
There are the following problems:
there is certain drawback in current infrared formula touch-sensitive screen when using, at first, current infrared formula touch-sensitive screen is difficult for installing when the installation, and the equipment is all comparatively complicated with the dismantlement, need spend longer time when installation and dismantlement, and secondly, the touch-sensitive screen is easily taken place the damage when receiving the impact, but current infrared formula touch-sensitive screen's shockproof effect is all than relatively poor, in order to solve above-mentioned problem, provides an infrared formula touch-sensitive screen now.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art, and providing an infrared touch screen.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an infrared ray formula touch-sensitive screen, includes the casing, the casing comprises front bezel and back plate, front bezel left end and upper end are provided with infra-red transmitter, front bezel right-hand member and lower extreme are provided with infrared receiver, the front bezel four corners is provided with the connecting rod passageway, the back plate comprises bearing plate and box holder, the bearing plate both ends are provided with the connecting rod, connecting rod one end is connected with the nut, the bearing plate lower extreme is provided with the spring, the inside bracing piece that is provided with of spring.
As a further description of the above technical solution:
the springs are divided into two groups, the two springs form one group, the springs in each group are symmetrically arranged about the center line of the bearing plate, and the supporting rods are fixedly connected inside the springs.
As a further description of the above technical solution:
the two sections of the bearing plates are fixedly connected with the connecting rod, the length of the bearing plates is smaller than that of the box frame, and the bearing plates are made of steel.
As a further description of the above technical solution:
the front plate is a rectangular frame, the infrared transmitters are provided with a plurality of groups, the infrared receivers are provided with a plurality of groups, and the infrared transmitters and the infrared receivers in the groups are symmetrically arranged around the diagonal line of the front plate.
As a further description of the above technical solution:
the back plate is composed of a bearing plate and a box frame, and the back plate is a cuboid.
As a further description of the above technical solution:
the box frame has two, the inside fixed connection spring of box frame, the box frame is a spill plank groove.
As a further description of the above technical solution:
the connecting rod is the polygon stock, the connecting rod diameter is less than connecting rod passageway diameter, the connecting rod diameter is greater than the bracing piece diameter.
The utility model discloses following beneficial effect has:
the utility model discloses in, the rear plate of touch-sensitive screen front bezel and touch-sensitive screen passes through the connecting axle and interconnects, it is fixed to recycle the nut, because the existence of connecting axle and nut, make installation between front bezel and the rear plate more succinct than ordinary infrared ray formula touch-sensitive screen with the dismantlement, the user's of being convenient for use, simultaneously because the lower extreme fixedly connected with spring of bearing plate, the inside of spring is provided with the bearing bar, the diameter of bearing bar is less than the diameter of connecting bar, when the front bezel received pressure, the connecting bar can be because pressure extrusion bearing plate, the pressure that the connecting bar transmitted just can be absorbed to bearing plate lower extreme fixed connection's spring, disappear as pressure, the spring can resume the original state by oneself, just so can effectually prevent that the touch-sensitive screen from taking place to damage because of receiving pressure.
Drawings
Fig. 1 is a schematic view of an overall structure of an infrared touch screen provided by the present invention;
fig. 2 is an enlarged schematic view of a part of the structure of an infrared touch screen provided by the present invention;
fig. 3 is an enlarged schematic view of a part of the structure of an infrared touch screen provided by the present invention;
fig. 4 is an enlarged schematic view of a part of the structure of an infrared touch screen provided by the present invention;
fig. 5 is a schematic side sectional structure view of an infrared touch screen according to the present invention.
Illustration of the drawings:
1. a housing; 2. a front plate; 3. a back plate; 4. an infrared emitter; 5. an infrared receiver; 6. a connecting rod passage; 7. a bearing plate; 8. a box frame; 9. a connecting rod; 10. a spring; 11. a support bar; 12. and a nut.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1-5, an infrared touch screen, including casing 1, casing 1 comprises front bezel 2 and back plate 3, and 2 left ends of front bezel and upper end are provided with infra- red transmitter 4, and 2 right-hand members of front bezel and lower extreme are provided with infrared receiver 5, and 2 four corners of front bezel are provided with connecting rod passageway 6, and back plate 3 comprises bearing plate 7 and box holder 8, and bearing plate 7 both ends are provided with connecting rod 9, and connecting rod 9 one end is connected with nut 12, and 7 lower extremes of bearing plate are provided with spring 10, and the inside bracing piece 11 that is provided with of spring 10, the utility model discloses a connecting rod 9 and 12 swing joint front bezel 2 and back plate 3 of nut for the installation and the dismantlement of infrared touch screen are more simple and convenient, because the spring 10 that sets up in the back plate 3 can absorb the impact force when the touch screen whereabouts.
The springs 10 are divided into two groups, two springs 10 form one group, each group of springs 10 is symmetrically arranged about the center line of the bearing plate 7, and the supporting rods 11 are fixedly connected inside the springs 10, so that the springs 10 can absorb more impact force and increase the shockproof strength; the two ends of the bearing plate 7 are fixedly connected with the connecting rods 9, the length of the bearing plate 7 is smaller than that of the box frame 8, the bearing plate 7 can conveniently sink downwards when being stressed, the bearing plate 7 is made of steel, the hardness of the bearing plate 7 is enhanced, and the resistance to impact force is improved; the front plate 2 is a rectangular frame, the infrared transmitters 4 are provided with a plurality of groups, the infrared receivers 5 are provided with a plurality of groups, and the infrared transmitters 4 and the infrared receivers 5 in the groups are symmetrically arranged relative to the diagonal line of the front plate 2, so that infrared rays can be conveniently transmitted and received; the back plate 3 consists of a bearing plate 7 and a box frame 8, and the back plate 3 is a cuboid, so that the spring 10 is convenient to mount; the number of the box frames 8 is two, the springs 10 are fixedly connected inside the box frames 8, and the box frames 8 are concave wooden plate grooves, so that the bearing plates 7 can sink conveniently; connecting rod 9 is the polygon stock, and connecting rod 9 diameter is less than connecting rod passageway 6 diameters, and connecting rod 9 diameter is greater than the bracing piece 11 diameters, and the back plate 3 of being convenient for is connected with front bezel 2, makes the installation and the dismantlement of infrared formula touch-sensitive screen more simple and convenient.
The working principle is as follows: when the user installs, place the display below front bezel 1, then aim at connecting rod channel 6 of front bezel 2 with connecting rod 9, insert connecting rod channel 6 to connecting rod 9, reuse nut 12 fixes connecting rod 9, the installation of infrared line formula touch-sensitive screen can be accomplished to repeated a plurality of times like this, if want to dismantle, only need take off the nut 12 of four corners installation, back plate 3 can separate with front bezel 2, accomplish the dismantlement of infrared line formula touch-sensitive screen, when infrared line formula touch-sensitive screen received the impact force in the use, the inside spring 10 that sets up of back plate 3 this moment can absorb the impact force, prevent to cause the damage because of the impact force to equipment, shockproof effect has been played.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (7)
1. The utility model provides an infrared ray formula touch-sensitive screen, includes casing (1), casing (1) comprises front bezel (2) and back plate (3), front bezel (2) left end and upper end are provided with infra-red transmitter (4), front bezel (2) right-hand member and lower extreme are provided with infrared receiver (5), front bezel (2) four corners is provided with connecting rod passageway (6), its characterized in that: the rear plate (3) is composed of a bearing plate (7) and a box frame (8), connecting rods (9) are arranged at two ends of the bearing plate (7), one end of each connecting rod (9) is connected with a nut (12), a spring (10) is arranged at the lower end of the bearing plate (7), and a supporting rod (11) is arranged inside the spring (10).
2. The infrared touch screen of claim 1, wherein: the spring (10) has two groups, the two springs (10) form one group, the springs (10) in each group are symmetrically arranged relative to the center line of the bearing plate (7), and the supporting rods (11) are fixedly connected inside the springs (10).
3. The infrared touch screen of claim 1, wherein: the box is characterized in that the two sections of the bearing plate (7) are fixedly connected with the connecting rod (9), the length of the bearing plate (7) is smaller than that of the box frame (8), and the bearing plate (7) is made of steel.
4. The infrared touch screen of claim 1, wherein: the front plate (2) is a rectangular frame, the infrared transmitters (4) are provided with a plurality of groups, the infrared receivers (5) are provided with a plurality of groups, and the infrared transmitters (4) and the infrared receivers (5) of the groups are symmetrically arranged on the diagonal of the front plate (2).
5. The infrared touch screen of claim 1, wherein: the rear plate (3) is in a cuboid shape.
6. The infrared touch screen of claim 1, wherein: the box frame (8) is provided with two box frames, the springs (10) are fixedly connected inside the box frames (8), and the box frames (8) are concave wooden plate grooves.
7. The infrared touch screen of claim 1, wherein: connecting rod (9) are the polygon stock, connecting rod (9) diameter is less than connecting rod passageway (6) diameter, connecting rod (9) diameter is greater than bracing piece (11) diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021881739.5U CN212781987U (en) | 2020-09-02 | 2020-09-02 | Infrared touch screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021881739.5U CN212781987U (en) | 2020-09-02 | 2020-09-02 | Infrared touch screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212781987U true CN212781987U (en) | 2021-03-23 |
Family
ID=75057595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021881739.5U Expired - Fee Related CN212781987U (en) | 2020-09-02 | 2020-09-02 | Infrared touch screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212781987U (en) |
-
2020
- 2020-09-02 CN CN202021881739.5U patent/CN212781987U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210323 |