CN209842589U - Section bar structure of infrared touch screen, section bar assembly and infrared touch display equipment - Google Patents
Section bar structure of infrared touch screen, section bar assembly and infrared touch display equipment Download PDFInfo
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- CN209842589U CN209842589U CN201920458930.XU CN201920458930U CN209842589U CN 209842589 U CN209842589 U CN 209842589U CN 201920458930 U CN201920458930 U CN 201920458930U CN 209842589 U CN209842589 U CN 209842589U
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Abstract
The utility model provides a section bar structure, section bar subassembly and infrared touch display device of infrared touch screen, section bar structure include the transmission structure section that is used for installing infrared light emitter and reflection configuration, and the transmission structure section includes first frame and the second frame that links to each other, and the transmission structure section still includes the installation department that links to each other with the second frame, and first frame, second frame and installation department enclose into an accommodation space to hold infrared light emitter and reflection configuration; wherein, be provided with towards the convex installation lug of accommodation space in the position department of being close to the connecting portion of first frame and second frame, be provided with first mounting groove and second mounting groove on first frame and the installation department respectively, first mounting groove and second mounting groove are used for holding reflection configuration's both sides edge respectively, and the installation lug is used for butt reflection configuration's the back to reflection configuration's installation reliability has been improved, the problem that reflection configuration drops is effectively avoided.
Description
Technical Field
The utility model relates to a touch-control technical field, concretely relates to section bar structure, section bar subassembly and infrared touch display device of infrared touch-sensitive screen.
Background
With the improvement of the economic level, the traditional teaching equipment is gradually replaced by the modern education and teaching equipment. Under the large environment that multimedia education equipment is widely popularized in China, a large multimedia screen with an interaction function is installed in a plurality of classrooms.
An infrared light emitting device and an infrared light receiving device are required to be arranged in a frame profile of an existing multimedia large screen for realizing a touch function through an infrared technology, an infrared light outlet is formed in the frame profile, light emitted by the infrared light receiving device is directly emitted from the infrared light outlet, a distance needs to be reserved between the infrared light receiving device and the infrared light outlet, the width of the frame profile is wide, and the attractiveness of the multimedia large screen is poor.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a simple structure, installation reliability are high, and can reduce frame section bar width's infrared touch screen's section bar structure, section bar subassembly and infrared touch display device.
In order to achieve the above object, in a first aspect, the present invention adopts the following technical solutions:
a profile structure of an infrared touch screen comprises an emission structure section for mounting an infrared light emitter and a reflection structure, wherein the emission structure section comprises a first frame and a second frame which are connected with each other, the emission structure section further comprises a mounting part connected with the second frame, and the first frame, the second frame and the mounting part enclose an accommodating space for accommodating the infrared light emitter and the reflection structure; wherein, be close to first frame with the position department of the connecting portion of second frame is provided with the orientation the convex installation lug of accommodation space, first frame with be provided with first mounting groove and second mounting groove on the installation department respectively, first mounting groove with the second mounting groove is used for holding respectively reflection configuration's both sides edge, the installation lug is used for the butt reflection configuration's the back.
Preferably, the mounting lug is of a horseshoe-shaped structure, and the bottom surface of the horseshoe-shaped structure is abutted against the back surface of the reflecting structure.
Preferably, the first mounting groove is located on one side of the mounting protrusion, which is far away from the second frame, a first side wall of the first mounting groove is used for abutting against the front edge of the reflection structure, and a second side wall of the first mounting groove is connected with a side wall of the mounting protrusion.
Preferably, the installation department is square structure, the installation department be close to first frame first face with first frame is parallel, the partial surface of first face is towards keeping away from one side of first frame is sunken to form the concave part, the concave part is used for installing infrared emitter.
Preferably, a second surface of the mounting portion, which is close to the second frame, is parallel to the second frame, and the second surface is connected to the second frame through a connecting rib.
Preferably, a light emitting channel is formed between the first surface of the mounting portion and the first frame, and a third mounting groove is formed at a position, close to the first surface, of the mounting portion, and is used for accommodating a first edge of the infrared light emitter;
the concave part is provided with an inclined surface, a fourth mounting groove is formed in the inclined surface, and the fourth mounting groove and the third mounting groove are oppositely arranged and used for accommodating a second edge of the infrared light emitter.
Preferably, the installation department still include with the third face that the second face deviates from mutually, follow the width direction of section bar structure, keeping away from of first frame the second tip of second frame extends to the outside of third face, the second tip with the third face is followed width direction has predetermined distance, the second tip is used for installing filtering structure, filtering structure's cross section is the rectangle, predetermined distance is more than or equal to filtering structure's cross section length size.
In order to achieve the above object, in a second aspect, the present invention adopts the following technical solutions:
the profile component of the infrared touch screen comprises a profile body, and an infrared light emitter and a reflection structure which are arranged in the profile body, wherein the profile body comprises the emission structure section, and the infrared light emitter and the reflection structure are arranged in the emission structure section.
Preferably, install on the installation department of emission structure section infrared light emitter, install on the installation lug reflection structure, the light that infrared light emitter sent passes through after the reflection structure reflection, along being on a parallel with the light-emitting channel of first frame is followed jet out in the emission structure section, in order to prolong the light that infrared light emitter sent is in propagation path in the section bar body.
In order to achieve the above object, in a third aspect, the present invention adopts the following technical solutions:
the infrared touch display equipment comprises the profile component of the infrared touch screen, and is a touch all-in-one machine, an electronic blackboard, an electronic whiteboard, a multimedia large screen, a touch panel television, an intelligent interactive panel or an interactive display screen.
The application provides a pair of section bar structure, section bar subassembly and infrared touch display device of infrared touch screen, the emission structure section of section bar structure has the accommodation space of holding infrared transmitter and reflection configuration, and the section bar structure still includes towards the convex installation lug of accommodation space, and the installation lug butt is at the back of radiation configuration to reflection configuration's installation reliability has been improved, the problem that reflection configuration drops is effectively avoided.
Meanwhile, due to the arrangement of the reflection structure, the transmission path of light emitted by the infrared light emitter in the profile structure is prolonged. When the path length of the propagation path of light in the profile structure is the same, the width of the profile structure in the application is smaller than the width of the profile structure which is not provided with a reflection structure in the prior art, so that the profile frame of the infrared touch display device using the profile structure in the application is narrower, and the attractiveness of the display device is improved.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent from the following description of the embodiments of the present invention with reference to the accompanying drawings, in which:
figure 1 shows a schematic view of a profile structure provided by one embodiment of the prior art;
fig. 2 shows a schematic diagram of a profile structure provided by an embodiment of the present invention.
In the figure, the position of the upper end of the main shaft,
1', a profile body; 2', a cavity; 21', an opening; 3', a clamping groove structure; 4', an infrared lamp panel; 5', an infrared lamp; 6', infrared filter strip;
1. an infrared light emitter; 11. an infrared lamp panel; 111. a first edge; 112. a second edge; 12. an infrared lamp;
2. a reflective structure; 21. an edge; 22. a back side; 23. a front side;
3. a transmitting structure section; 31. a first frame; 311. mounting a bump; 3111. a horseshoe-shaped structure; 3112. a bottom surface; 312. a first mounting groove; 3121. a first side wall; 3122. a second side wall; 313. a second end portion;
32. a second frame;
33. an installation part; 331. a second mounting groove; 3311. a first side wall; 332. a first side; 333. a recess; 334. a second face; 335. a third mounting groove; 336. a fourth mounting groove; 337. a bevel; 338. a third surface;
34. an accommodating space;
35. a connecting portion;
36. connecting ribs;
37. a light exit channel;
4. and a light filtering structure.
Detailed Description
The present invention is described below based on embodiments, and it is understood by those of ordinary skill in the art that the drawings provided herein are for illustrative purposes and are not necessarily drawn to scale.
Unless the context clearly requires otherwise, throughout the description and the claims, the words "comprise", "comprising", and the like are to be construed in an inclusive sense as opposed to an exclusive or exhaustive sense; that is, what is meant is "including, but not limited to".
In the description of the present invention, it is to be understood that the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
Fig. 1 shows a frame profile structure of an infrared touch display device in the prior art. Including section bar body 1 ', have a cavity 2' in section bar body 1 ', have infrared lamp plate 4' through draw-in groove structure 3 'fixed mounting in cavity 2', be provided with infrared lamp 5 'on the infrared lamp plate 4'. The cavity 2 'is provided with an opening 21', the opening 21 'is provided with an infrared filter strip 6' to seal the opening 21 ', the infrared lamp 5' is arranged opposite to the opening 21 ', and light emitted by the infrared lamp 5' is transmitted in a straight line to pass through the opening 21 'and be emitted out of the cavity 2'. Since the infrared light emitted from the infrared lamp 5' should be emitted after propagating a certain distance in the profile structure, and the light in the profile structure in the prior art is propagated along a straight line in the profile structure, the profile structure itself needs to have a wider width, and the infrared touch display device having the profile structure is heavy in appearance and poor in aesthetic property.
The utility model provides a problem to the section bar structure among the prior art exists, this application provides a section bar structure of infrared touch screen, can effectively reduce the size of section bar structure on the width direction to reduce the width of infrared touch display device's frame section bar, promote infrared touch display device's aesthetic property.
As shown in fig. 2, the profile structure of the infrared touch screen in the present application includes an emission structure section 3 for mounting the infrared light emitter 1 and the reflection structure 2, the emission structure section 3 includes a first frame 31 and a second frame 32 connected to each other, and the first frame 31 and the second frame 32 are perpendicular to each other. The emission structure section 3 further includes an installation portion 33 connected to the second frame 32, the first frame 31, the second frame 32 and the installation portion 33 enclose an accommodation space 34 to accommodate the infrared light emitter 1 and the reflection structure 2, the installation portion 33 has a distance from the first frame 31 along the vertical direction, and the installation portion 33 has a distance from the second frame 32 along the horizontal direction.
Further, a connecting portion 35 is formed at a connecting position of the first frame 31 and the second frame 32, and the connecting portion 35 has a right-angled structure with a rounded chamfer. A mounting protrusion 311 protruding toward the accommodating space 34 is disposed at a position close to the connection portion 35 of the first frame 31 and the second frame 32, a first mounting groove 312 and a second mounting groove 331 are disposed on the first frame 31 and the mounting portion 33, respectively, the first mounting groove 311 and the second mounting groove 331 are used for accommodating two side edges 21 of the reflective structure 2, respectively, and the mounting protrusion 311 is used for abutting against the back 22 of the reflective structure 2. Wherein, preferably, the width of the first mounting groove 312 and the second mounting groove 331 is wider, which facilitates the installation of the reflection structure while facilitating the processing. Of course, it is understood that the mounting protrusion 311 may be disposed at a position of the first frame 31 close to the connection portion 35, or may be disposed at a position of the second frame 32 close to the connection portion 35, and the remaining structure related to the mounting protrusion 311 may be adapted accordingly.
In a preferred embodiment, the mounting protrusion 311 is disposed at a position of the first frame 31 near the connecting portion 35, the mounting protrusion 311 has a horseshoe-shaped structure 3111, and a bottom surface 3112 of the horseshoe-shaped structure abuts against the back surface 22 of the reflecting structure 2. The first mounting groove 312 is disposed on the first rim 31 and adjacent to the mounting protrusion 311, specifically, the first mounting groove 312 is disposed on a side of the mounting protrusion 311 away from the second rim 32, the first side wall 3121 of the first mounting groove 31 is configured to abut against an edge of the front surface 23 of the reflective structure 2, and the second side wall 3122 of the first mounting groove 312 is connected to a side wall of the mounting protrusion 311. The second mounting groove 331 is provided on the mounting part 33, and the first sidewall 3311 of the second mounting groove 331 abuts against the edge of the front surface 23 of the reflective structure 2. The reflecting structure 2 is a sheet structure, when the reflecting structure 2 is installed, the edges 21 of the two sides of the sheet reflecting structure 2 are respectively inserted into the first installation groove 312 and the second installation groove 331, and the part 22 in the back of the reflecting structure 2 is abutted against the installation bump 311, so that the installation is more convenient, and the installation efficiency is improved. Since the back surface 22 of the reflection structure 2 abuts against the bottom surface 3112 of the mounting protrusion 311 of the horseshoe-shaped structure 3111 and the front surface 23 of the reflection structure 2 abuts against the side walls of the first mounting groove 312 and the second mounting groove 331, the reflection structure 2 is firmly clamped between the mounting protrusion 311 and the first mounting groove 312 and the second mounting groove 331, and is not easily detached, thereby improving the mounting reliability.
Further, the mounting portion 33 is of a square structure, the first surface 332 of the mounting portion 33 close to the first frame 31 is parallel to the first frame 31, a part of the surface of the first surface 332 is recessed towards a side far away from the first frame 31 to form a concave portion 333, the concave portion 333 is used for mounting the infrared light emitter 1, the shape and the structure of the concave portion 333 are designed according to a reflection angle of the infrared light emitter 1 structure which needs to be arranged, so that light emitted by the infrared light emitter 1 can be emitted in a horizontal direction or a vertical direction after being reflected by the reflection structure 2, and touch accuracy is further guaranteed. The second face 334 of installation department 33 that is close to second frame 32 is parallel with second frame 32, and second face 334 links to each other with second frame 32 through connecting rib 36, owing to connect through connecting rib 36, when the realization is fixed installation department 33, has alleviateed section bar structure self weight to material cost has been practiced thrift.
Further, the infrared light transmitter 1 includes an infrared lamp panel 11 and an infrared lamp 12 disposed perpendicular to the infrared lamp panel 11, and the infrared lamp panel 11 is fixedly disposed in the concave portion 333 of the mounting portion 33 through a third mounting groove 335 and a fourth mounting groove 336 formed on the mounting portion 33. Wherein, form light-emitting channel 37 between the first face 332 of installation portion 33 and the first frame 31, the position department that is close to first face 332 of installation portion 33 is provided with third mounting groove 335 for hold first edge 111 of infrared lamp panel 11. Concave part 333 has inclined plane 337, has seted up fourth mounting groove 336 on inclined plane 337 for hold the second edge 112 of infrared lamp panel 11, and fourth mounting groove 336 sets up with the opening of third mounting groove 335 relatively, in order to fix infrared light emitter 1 reliably in third mounting groove 335 and fourth mounting groove 336.
In a preferred embodiment, the mounting portion 33 further includes a third face 338 opposite to the second face 334, a second end 313 of the first frame 31 far away from the second frame 32 extends to an outer side of the third face 334 along a width direction of the profile structure, the second end 313 and the third face 334 have a predetermined distance along the width direction, the second end 313 is used for mounting the filter structure 4, a cross section of the filter structure 4 is rectangular, and the predetermined distance is greater than or equal to a cross-sectional length dimension of the filter structure 4. Wherein the predetermined distance is preferably adjustable in dependence of the distance traveled by the infrared light emitted by the infrared lamp 12 to ensure that the infrared light, when exiting the profile structure through the filter structure 4, travels a sufficiently long path length in the profile structure. The infrared lamp 12 emits infrared light, which irradiates the reflecting structure 2, and the reflecting structure 2 is preferably a sheet-like reflecting strip with a reflecting function, and after being reflected by the reflecting structure 2, the infrared light penetrates the filtering structure 4 in a horizontal direction and then exits the profile structure, wherein the filtering structure 4 may be, for example, an infrared strip. Of course, it is understood that when ensuring that the infrared light can travel a sufficiently long path in the profile structure, the end surface of the second end portion 313 of the first frame 31 in the width direction may also be flush with the third surface 338 of the mounting portion 33, with the filter structure 4 being disposed between the first surface 332 of the mounting portion 33 and the first frame 31.
The application also provides a profile component of the infrared touch screen, which comprises a profile body, and an infrared light emitter and a reflection structure which are arranged in the profile body. The profile body comprises an emission structure section as shown in fig. 1, in which the infrared light emitter and the reflection structure are mounted. Install infrared light emitter on the installation department of emission structure section, install reflection configuration on the installation lug, the light that infrared light emitter sent jets out from the emission structure section along the light-emitting passageway that is on a parallel with first frame after the reflection configuration reflection to the propagation path of the light that the extension infrared light emitter sent in the section bar body.
The application also provides infrared touch display equipment, which comprises the profile component of the infrared touch screen, wherein the infrared touch display equipment is a touch all-in-one machine, an electronic blackboard, an electronic whiteboard, a multimedia large screen, a touch panel television, an intelligent interactive panel or an interactive display screen.
Because the section bar assembly of the infrared touch screen is arranged on the infrared touch display equipment, the width of the frame of the touch display equipment is effectively reduced, the appearance attractiveness of the infrared touch screen is enhanced, and the use experience of a user is improved.
Those skilled in the art will readily appreciate that the above-described preferred embodiments may be freely combined, superimposed, without conflict.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and those skilled in the art can make various modifications and variations. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (10)
1. A profile structure of an infrared touch screen comprises an emission structure section for mounting an infrared light emitter and a reflection structure, wherein the emission structure section comprises a first frame and a second frame which are connected with each other; wherein, be close to first frame with the position department of the connecting portion of second frame is provided with the orientation the convex installation lug of accommodation space, first frame with be provided with first mounting groove and second mounting groove on the installation department respectively, first mounting groove with the second mounting groove is used for holding respectively reflection configuration's both sides edge, the installation lug is used for the butt reflection configuration's the back.
2. The profile structure of an infrared touch screen as claimed in claim 1, wherein the mounting protrusion is a horseshoe-shaped structure, and the bottom surface of the horseshoe-shaped structure abuts against the back surface of the reflection structure.
3. The profile structure of an infrared touch screen according to claim 1, wherein the first mounting groove is located on a side of the mounting protrusion far away from the second frame, a first side wall of the first mounting groove is used for abutting against a front edge of the reflection structure, and a second side wall of the first mounting groove is connected with a side wall of the mounting protrusion.
4. The profile structure of an infrared touch screen according to any one of claims 1 to 3, wherein the mounting portion has a square structure, a first surface of the mounting portion close to the first frame is parallel to the first frame, a part of a surface of the first surface is recessed towards a side far away from the first frame to form a recess, and the recess is used for mounting the infrared light emitter.
5. The profile structure of the infrared touch screen as claimed in claim 4, wherein a second surface of the mounting portion, which is close to the second frame, is parallel to the second frame, and the second surface is connected to the second frame through a connecting rib.
6. The profile structure of the infrared touch screen as claimed in claim 5, wherein a light exit channel is formed between the first surface of the mounting portion and the first frame, and a third mounting groove is formed at a position of the mounting portion close to the first surface, and is used for accommodating a first edge of the infrared light emitter;
the concave part is provided with an inclined surface, a fourth mounting groove is formed in the inclined surface, and the fourth mounting groove and the third mounting groove are oppositely arranged and used for accommodating a second edge of the infrared light emitter.
7. The profile structure of the infrared touch screen according to claim 5, wherein the mounting portion further includes a third surface facing away from the second surface, along a width direction of the profile structure, a second end portion of the first frame, which is far away from the second frame, extends to an outer side of the third surface, the second end portion and the third surface have a predetermined distance along the width direction, the second end portion is used for mounting a filter structure, a cross section of the filter structure is rectangular, and the predetermined distance is greater than or equal to a cross section length dimension of the filter structure.
8. A profile assembly of an infrared touch screen, comprising a profile body, and an infrared light emitter and a reflection structure mounted in the profile body, characterized in that the profile body comprises an emission structure section of the profile structure of the infrared touch screen according to any one of claims 1 to 7, in which the infrared light emitter and the reflection structure are mounted.
9. The profile component of the infrared touch screen as claimed in claim 8, wherein the infrared light emitter is installed on the installation part of the emission structure section, the reflection structure is installed on the installation lug, and light emitted by the infrared light emitter passes through the reflection structure and is emitted out of the emission structure section along a light-emitting channel parallel to the first frame after being reflected, so that the propagation path of the light emitted by the infrared light emitter in the profile body is prolonged.
10. An infrared touch display device, comprising the profile component of the infrared touch screen according to claim 8 or 9, wherein the infrared touch display device is a touch all-in-one machine, an electronic blackboard, an electronic whiteboard, a multimedia large screen, a touch panel television, an intelligent interactive panel, or an interactive display screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920458930.XU CN209842589U (en) | 2019-04-02 | 2019-04-02 | Section bar structure of infrared touch screen, section bar assembly and infrared touch display equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920458930.XU CN209842589U (en) | 2019-04-02 | 2019-04-02 | Section bar structure of infrared touch screen, section bar assembly and infrared touch display equipment |
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| Publication Number | Publication Date |
|---|---|
| CN209842589U true CN209842589U (en) | 2019-12-24 |
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| CN201920458930.XU Active CN209842589U (en) | 2019-04-02 | 2019-04-02 | Section bar structure of infrared touch screen, section bar assembly and infrared touch display equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113655913A (en) * | 2021-08-31 | 2021-11-16 | 京东方科技集团股份有限公司 | Touch display device and terminal equipment |
| WO2023226511A1 (en) * | 2022-05-25 | 2023-11-30 | 华为技术有限公司 | Infrared touch-control apparatus, infrared touch-control system and display device |
-
2019
- 2019-04-02 CN CN201920458930.XU patent/CN209842589U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113655913A (en) * | 2021-08-31 | 2021-11-16 | 京东方科技集团股份有限公司 | Touch display device and terminal equipment |
| WO2023226511A1 (en) * | 2022-05-25 | 2023-11-30 | 华为技术有限公司 | Infrared touch-control apparatus, infrared touch-control system and display device |
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