CN210120742U - Frame section bar for mounting circuit board assembly and infrared touch display screen - Google Patents
Frame section bar for mounting circuit board assembly and infrared touch display screen Download PDFInfo
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- CN210120742U CN210120742U CN201920435219.2U CN201920435219U CN210120742U CN 210120742 U CN210120742 U CN 210120742U CN 201920435219 U CN201920435219 U CN 201920435219U CN 210120742 U CN210120742 U CN 210120742U
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Abstract
The application discloses a frame section bar and infrared touch display screen for installing circuit board assembly, the frame section bar including continuous sideboard and front bezel, still include with the connecting portion that the medial surface of sideboard links to each other, connecting portion with the front bezel is the interval setting each other, connecting portion the sideboard with form between the front bezel and be used for the installation circuit board assembly hold the chamber, be provided with the preliminary positioning groove on the connecting portion, be used for the installation of frame section bar is prepositioned. The application provides a frame section bar, when frame section bar was installed as the preceding frame portion and the back frame portion of infrared touch display screen's frame, back frame portion can insert prepositioning groove, carries out the prepositioning with this prepositioning groove to the relative position of frame portion and back frame portion before basic location, then fastening through connection methods such as screws, thereby reduce the assembly error of the two, improve the uniformity of whole frame, and then improve infrared touch display screen's quality.
Description
Technical Field
The application relates to the technical field of electronics, in particular to a frame profile and an infrared touch display screen for installing a circuit board assembly.
Background
With the development of electronic technology, various display screens are more and more widely applied, such as an infrared touch display screen, which includes a circuit board assembly, a display screen and a frame for fixing the display screen, wherein the frame often includes a front frame portion and a rear frame portion which are strip-shaped, the front frame portion and the rear frame portion are connected with each other, and the circuit board assembly is accommodated between the front frame portion and the rear frame portion. In the prior art, the front frame part and the rear frame part are directly connected through screws, and the position error of the front frame part and the rear frame part after assembly is large due to the direct screw connection mode, so that the consistency of the whole frame is influenced, and the quality of the infrared touch display screen is reduced.
SUMMERY OF THE UTILITY MODEL
In view of this, an object of the present application is to provide a frame profile for a user to mount a circuit board assembly and an infrared touch display screen, so as to solve the problem of large assembly error between a front frame portion and a rear frame portion and improve the quality of the infrared touch display screen.
In order to achieve the purpose, the technical scheme is as follows:
the first aspect of this application provides a frame section bar for installing circuit board assembly, frame section bar including continuous sideboard and front bezel, still include with the connecting portion that the medial surface of sideboard links to each other, connecting portion with the front bezel is the interval setting each other, connecting portion the sideboard with form between the front bezel and be used for the installation circuit board assembly hold the chamber, be provided with the preliminary positioning groove on the connecting portion, be used for the installation of frame section bar is prepositioned.
Preferably, characterized in that, the preliminary positioning groove sets up on the side of connecting portion that deviates from the sideboard, and the opening of preliminary positioning groove faces one side of connecting portion that deviates from the sideboard.
Preferably, be provided with protruding structure on the first groove lateral wall of preliminary positioning groove, protruding structure sets up and is being close to the open-ended position of preliminary positioning groove, wherein, first groove lateral wall is the preliminary positioning groove be close to the lateral wall of front bezel.
Preferably, a part of a wall surface of a second groove side wall opposite to the first groove side wall on the pre-positioning groove is an inclined surface;
and/or the back of the connecting part is provided with a mounting groove.
Preferably, a face of the connecting portion opposite to the front plate is provided with a groove, an opening of the groove faces the front plate, the groove penetrates through the frame profile in an extending direction of the frame profile, and the groove, the side plate and the front plate form the accommodating cavity.
Preferably, the circuit board assembly includes a circuit board and a component disposed on the circuit board, and two opposite side walls of the groove are provided with positioning guide grooves for positioning and guiding the circuit board.
Preferably, the frame section bar is used for forming a front frame portion of a frame of the infrared touch display screen, the infrared touch display screen includes an infrared element and a filter for filtering the infrared element, a convex edge is formed on one side of the connecting portion, which is away from the side plate, and an installation space for installing the filter is formed between the convex edge and the front plate.
Preferably, the edge portion of chimb is provided with first spacing groove, the edge portion of front bezel is provided with the second spacing groove, first spacing groove with the opening of second spacing groove is relative, first spacing groove with the second spacing groove be used for respectively with the both sides limit portion cooperation of light filtering piece.
Preferably, the convex edge is located at one side edge of the connecting part close to the front plate.
A second aspect of the application provides an infrared touch display screen, including the display screen, be used for fixing the frame and the circuit board subassembly of display screen, the frame include according to one of the aforesaid be used for installing circuit board subassembly's frame section bar, circuit board subassembly install in the chamber that holds of frame section bar.
The application provides a frame section bar, the front bezel that the setting connects gradually, sideboard and connecting portion, and be equipped with the preliminary positioning groove on connecting portion, when the frame section bar is installed with back frame portion as the preceding frame portion of infrared touch display screen's frame, back frame portion can insert the preliminary positioning groove, carry out the prepositioning with this prepositioning groove, with the relative position of frame portion and back frame portion before the basic location, then fastening through connected modes such as screws, thereby reduce the assembly error of the two, improve the uniformity of whole frame, and then improve infrared touch display screen's quality.
Drawings
The above and other objects, features and advantages of the present application will become more apparent from the following description of embodiments thereof with reference to the accompanying drawings, in which:
FIG. 1 is a schematic structural diagram of a preferred embodiment of an infrared touch display screen provided by the present application;
FIG. 2 illustrates an exploded view of a front frame portion, circuit board assembly, and optical filter in a preferred embodiment of an infrared touch display screen provided herein;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is an enlarged partial view taken at B in FIG. 2;
FIG. 5 is a partial schematic structural diagram of an infrared touch display screen provided by the present application after the first bezel, the circuit board assembly and the optical filter are assembled;
FIG. 6 shows a schematic cross-sectional view of the embodiment of FIG. 5;
fig. 7 illustrates a front view of a front frame portion of an infrared touch display screen provided by the present application;
FIG. 8 is a sectional view taken along line F-F in FIG. 7;
FIG. 9 is a sectional view taken along line G-G of FIG. 7;
FIG. 10 shows a partial schematic structural view of a preferred embodiment of the frame profile provided herein;
fig. 11 shows a schematic structural diagram of a positioning connection component in an infrared touch display screen provided by the present application.
In the figure, the position of the upper end of the main shaft,
1. a circuit board assembly; 11. a circuit board; 111. a first circuit board; a second circuit board 112; 12. an infrared element;
2. a display screen;
3. a frame; 31. a front frame portion; 311. an accommodating chamber; 312. a side plate; 313. a front plate; 3131. a second limit groove; 314; a connecting portion; 3141. pre-positioning a groove; 3141a, a first groove sidewall; 3141b, a second groove sidewall; 3141c, a raised structure; 3141d, inclined plane; 3142. a first positioning surface; 3143. a second positioning surface; 3144. mounting grooves; 3145. a groove; 3145a, defining a guide groove; 3146. a convex edge; 3146a, a first limit groove; 3147. a second mounting hole; 32. a rear frame portion; 321. a pre-positioning structure; 33. positioning the connecting piece; 331. a first mounting hole;
4. and a light filtering member.
Detailed Description
The present application is described below based on examples, but the present application is not limited to only these examples. In the following detailed description of the present application, certain specific details are set forth in order to avoid obscuring the nature of the present application, well-known methods, procedures, and components have not been described in detail.
Further, those of ordinary skill in the art will appreciate 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 application, 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 application, "a plurality" means two or more unless otherwise specified.
In the present application, the terms of orientation such as "front", "back", "top", "bottom", "left", "right" and the like refer to that the infrared touch display screen is in a normal operating state, one side of the orientation infrared touch display screen facing the infrared touch display screen is "front" to the user, the side opposite to "front" is "back", the upper side in the vertical direction is "top", the lower side is "bottom", the side of the user facing the infrared touch display screen located on the right hand of the user is "right", and the side of the left hand is "left".
The application provides an infrared touch display screen, as shown in fig. 1-11, including display screen 2, frame 3 and circuit board assembly 1 for fixing display screen 2, frame 3 includes the frame section bar (like front frame portion 31) that is used for installing circuit board assembly 1, and circuit board assembly 1 installs in holding chamber 311 of frame section bar.
In particular, the frame 3 is a rectangular frame, including a first frame, which may be an upper frame, a lower frame, a left frame or a right frame of the rectangular frame, as shown in fig. 2-6, the first frame includes a front frame portion 31 and a rear frame portion 32 connected to each other, and the frame profile may be used as the front frame portion 31, i.e. the front frame portion 31 is formed by the frame profile.
Referring to fig. 7-10, the frame profile includes a side plate 312 and a front plate 313 connected to each other, and further includes a connecting portion 314 connected to an inner side surface of the side plate 312, the connecting portion 314 and the front plate 313 are disposed at an interval, an accommodating cavity 311 for mounting the circuit board assembly 1 is formed between the connecting portion 314, the side plate 312 and the front plate 313, that is, the front plate 313 and the connecting portion 314 are disposed opposite to each other and connected to the same side of the side plate 312, a gap is left between the front plate 313 and the connecting portion 314, and a pre-positioning groove 3141 is disposed on the connecting portion 314 and used for mounting and pre-positioning of the frame profile, that is, when the front frame portion 31 is assembled with the rear frame portion 32, the pre-positioning groove 3141 is engaged with the pre-positioning structure 321.
The frame section is provided with a front plate 313, a side plate 312 and a connecting part 314 which are sequentially connected, the connecting part 314 is provided with a prepositioning groove 3141, when the frame section is used as a front frame part 31 and a rear frame part 32 of a frame 3 of an infrared touch display screen, a prepositioning structure 321 of the rear frame part 32 is firstly inserted into the prepositioning groove 3141 to preposition with the prepositioning groove 3141 so as to basically position the relative positions of the front frame part 31 and the rear frame part 32, and then the relative positions are fastened through connecting modes such as screws and the like, so that the assembly errors of the front frame part 31 and the rear frame part 32 are reduced, the consistency of the whole frame 3 is improved, and the; and the frame section bar of this application directly is provided with the chamber 311 that holds of installation circuit board assembly 1, consequently, can directly install circuit board assembly 1 in front frame portion 31, and more simultaneously through front frame portion 31 and the structure of back frame portion 32 installation circuit board assembly 1, this application can also improve circuit board assembly 1's positioning accuracy.
Further, the prepositioning groove 3141 is a through groove which penetrates along the extending direction of the frame profile; the pre-positioning structure 321 may be pre-positioned and matched with the whole pre-positioning groove 3141, or the pre-positioning structure 321 may be pre-positioned and matched with only a part of the pre-positioning groove 3141 along the extending direction.
The prepositioning groove 3141 may be disposed on a side of the connecting portion 314 away from the front plate 313, in an embodiment, the prepositioning groove 3141 is disposed on a side of the connecting portion 314 away from the side plate 312, and an opening of the prepositioning groove 3141 faces a direction of the connecting portion 314 away from the side plate 312, that is, the prepositioning groove 3141 may be formed by a surface of the connecting portion 314 away from the side plate 312 and recessed toward the side plate 312.
Further, a pre-positioning groove 3141 is provided in the middle of a side of the connecting portion 314 facing away from the edge plate 312 to increase the strength of the entire frame profile.
Specifically, the cross-section of the pre-positioning groove 3141 may be a U-shaped structure, an arc-shaped structure, or other structures. In one embodiment, the prepositioning groove 3141 includes a first groove side wall 3141a and a second groove side wall 3141b which are oppositely arranged, a protrusion structure 3141c, such as a rectangular protrusion, an arc protrusion, etc., is arranged on the first groove side wall 3141a of the prepositioning groove 3141, and the protrusion structure 3141c is arranged at a position close to the opening of the prepositioning groove 3141, wherein the first groove side wall 3141a is a side wall of the prepositioning groove 3141 close to the front plate 313, that is, the protrusion structure 3141c is arranged at the opening of the prepositioning groove 3141, and the protrusion structure 3141c is arranged at one side of the opening close to the front plate 313, as shown in fig. 8-10, by arranging the protrusion structure 3141c, after the prepositioning structure 321 of the rear frame portion 32 is inserted into the prepositioning groove 3141, the prepositioning structure 321 is arranged in the prepositioning groove 3141, the protrusion structure 3141c can limit the prepositioning structure 321, when the rear frame portion 32, in particular, when the first bezel is used as the upper bezel, the prepositioning structure 321 can be prevented from slipping out of the prepositioning groove 3141 due to gravity, and the assembly accuracy of the front frame portion 31 and the rear frame portion 32 can be further improved.
In order to solve the problem that the opening area of the prepositioning groove 3141 is reduced and the assembly difficulty of the rear frame portion 32 is increased when the first groove side wall 3141a is provided with the convex structure 3141c, in a preferred embodiment of the present application, a part of a wall surface of the second groove side wall 3141b, which is opposite to the first groove side wall 3141a, on the prepositioning groove 3141 is an inclined surface 3141d, and the inclined surface 3141d inclines towards the first groove side wall 3141a along a direction in which the opening of the prepositioning groove 3141 points to the groove bottom.
It is noted that the protrusion 3141c may be disposed on the second groove sidewall 3141b, and the inclined surface 3141d may be disposed on the first groove sidewall 3141 a; or the prepositioning groove 3141 is only provided with a convex structure 3141c or a bevel 3141 d; and when the protrusion structure 3141c is not provided, the slope 3141d may be provided.
Further, in order to better increase the positioning accuracy of the front frame portion 31 and the rear frame portion 32, the connecting portion 314 has a first positioning surface 3142 and a second positioning surface 3143, which can be connected to each other, the first positioning surface 3142 is disposed on a side surface of the connecting portion 314 away from the front plate 313; the second positioning surface 3143 is located on a side of the connecting portion 314 facing away from the edge plate 312. Accordingly, the rear frame portion 32 has a third positioning surface cooperating with the first positioning surface 3142 and a fourth positioning surface cooperating with the second positioning surface 3143.
The first positioning surface 3142 and the second positioning surface 3143 may be flat or curved, preferably both are flat, and further preferably, both are perpendicular to each other; accordingly, the rear frame portion 32 has an L-shaped structure, and two side portions of the L-shaped structure are respectively used for forming a third positioning surface and a fourth positioning surface.
In addition, the back surface of the connecting portion 314 (i.e., the side surface facing away from the front plate 313) is provided with a mounting groove 3144, i.e., the mounting groove 3144 may be formed by recessing the back surface of the connecting portion 314 toward the front plate 313, as shown in fig. 2 and 4, for mounting and positioning the front frame portion 31 and other components. Considering that the length of the front frame portion 31 is relatively large, and the components arranged thereon, such as the image capturing component and the sound collecting component, etc., have high requirements for the mounting accuracy, therefore, if the circuit board 11 is arranged only one, the difficulty of mounting the circuit board assembly 1 and the front frame portion 31 is increased, for this reason, the circuit board 11 of the present application includes a first circuit board 111 and a second circuit board 112, the first circuit board 111 and the second circuit board 112 are connected to each other to form a strip-shaped plate extending along the extending direction, a part of the components are arranged on the first circuit board 111, a part of the components are arranged on the circuit board 112, if the sound collecting component and the image capturing component are arranged only on the first circuit board 111, and the infrared component 12 is arranged on both the first circuit board 111 and the second circuit board 112. In this embodiment, the mounting groove 3144 may be communicated with the accommodating cavity 311, the bezel 3 may further include a positioning connection member 33, the first circuit board 111 is mounted with the positioning connection member 33 to form a mounting assembly, the mounting assembly is mounted to the mounting groove 3144, that is, the mounting groove 3144 is in positioning fit with the positioning connection member 33, after such a setting, the first circuit board 111 only needs to be accurately positioned by the positioning connection member 33, and then the second circuit board 112 is inserted from both ends of the groove 3145, thereby reducing the mounting difficulty of the circuit board assembly 1.
Specifically, the connecting portion 314 is provided with a second mounting hole 3147 at a position close to the first circuit board 111, the positioning connector 33 is provided with a first mounting hole 331, and the positioning connector 33 and the front frame portion 31 are fixedly connected through a fastener, the first mounting hole 331 and the second mounting hole 3147, but of course, the connecting portion 314 and the positioning connector 33 may be connected through other structures, such as a snap structure.
With continued reference to fig. 8-10, a surface of the connecting portion 314 opposite to the front plate 313 is provided with a groove 3145, an opening of the groove 3145 faces the front plate 313, the groove 3145 penetrates through the frame profile along an extending direction of the frame profile, at this time, the groove 3145, the side plate 312 and the front plate 313 form the accommodating cavity 311, the circuit board assembly 1 is accommodated in the groove 3145, and by providing the groove 3145, under the condition that an outer boundary of a cross section (i.e., an interface perpendicular to the extending direction) of the frame profile is not changed, a space of the accommodating cavity 311 can be increased to leave a sufficient space for arranging elements on the circuit board assembly 1.
The circuit board assembly 1 includes a circuit board 11 and a component (e.g., an infrared component 12 described below) disposed on the circuit board 11, where the component may be an infrared component or a sound collection component, and as shown in fig. 2 and 6, two opposite side walls of the groove 3145 are provided with positioning guide grooves 3145a for positioning and guiding the circuit board 11, and when the circuit board assembly 1 is mounted, two side portions of the circuit board 11 are respectively inserted into the two positioning guide grooves 3145a, so as to improve positioning accuracy between the component on the circuit board 11 and the front frame portion 31.
Specifically, the groove 3145 may be a U-shaped groove, an arc-shaped groove, and preferably, the groove 3145 is a U-shaped groove, and opposite side walls of the U-shaped groove are provided with positioning guide grooves 3145a so that two opposite groove walls of the positioning guide grooves 3145a are engaged with opposite portions of the circuit board 11. Of course, the positioning guide groove 3145a may be provided only on one side wall of the groove 3145.
In order to facilitate the mounting of the circuit board assembly 1, the groove 3145 and the positioning guide groove 3145a penetrate the frame profile in the above extending direction, so that the circuit board assembly 1 can be inserted from the end of the groove 3145.
It can be understood that, the infrared touch display screen further includes an infrared element 12 and a filter 4 for filtering the infrared element 12, the infrared element 12 may be disposed on the circuit board 11, the frame profile is used to form the front frame portion 31 of the frame 3 of the infrared touch display screen, a convex edge 3146 is formed on one side of the connecting portion 314 away from the side plate 312, the convex edge 3146 extends in a direction away from the side plate 312, and an installation space for installing the filter 4 is formed between the convex edge 3146 and the front plate 313, the installation space penetrates through the frame profile along the extending direction, and can be communicated with the accommodating cavity 311, and after the circuit board assembly 1 is installed on the front frame portion 31, and the filter 4 is installed in the installation space, the infrared element 12 is opposite to the filter 4. The installation space is formed by adding the convex edge 3146, so that the space arrangement of the whole frame 3 and the components installed on the frame is more reasonable.
Further, as shown in fig. 8-10, the rim portion of the convex rim 3146 is provided with a first limiting groove 3146a, the rim portion of the front plate 313 is provided with a second limiting groove 3131, both the first limiting groove 3146a and the second limiting groove 3131 penetrate through the frame profile along the extending direction, the openings of the first limiting groove 3146a and the second limiting groove 3131 are opposite, the first limiting groove 3146a and the second limiting groove 3131 are respectively used for matching with both side portions of the optical filter 4, as shown in fig. 6, both side portions of the optical filter 4 are respectively inserted into the first limiting groove 3146a and the second limiting groove 3131, and thus, the optical filter 4 can be better matched and mounted with the front frame portion 31, and further, the mounting reliability of the two is improved. The opening directions of the first stopper groove 3146a and the second stopper groove 3131 may be inclined with respect to the vertical direction, and a specific inclination angle may be set as needed.
Preferably, the rim 3146 is located at one side edge of the connecting portion 314 close to the front plate 313, so as to provide more space for the area of the front frame portion 31 facing away from the front plate 313, which is beneficial for mounting other components of the infrared touch display screen.
Of course, the filter 4 may be connected to the front frame portion 31 by means of screw connection, adhesion, or the like, or may be connected to the front frame portion 31 by a combination of screw connection, adhesion, or the like in the above embodiments.
The frame section bar may be formed directly into the front frame portion 31, or may be formed into the front frame portion 31 by reworking the frame section bar as a base material, for example, by grooving or drilling the frame section bar so as to be matched with the other structures of the rear frame portion 32 and the side frame 3.
Those skilled in the art will readily appreciate that the above-described preferred embodiments may be freely combined, superimposed, without conflict.
It will be understood that the embodiments described above are illustrative only and not restrictive, and that various obvious or equivalent modifications and substitutions for details described herein may be made by those skilled in the art without departing from the basic principles of the present application.
Claims (10)
1. The utility model provides a frame section bar for installing circuit board assembly, its characterized in that, frame section bar includes continuous sideboard and front bezel, still include with the connecting portion that the medial surface of sideboard links to each other, connecting portion with the front bezel is the interval setting each other, connecting portion the sideboard with form between the front bezel and be used for the installation circuit board assembly hold the chamber, be provided with the preliminary positioning groove on the connecting portion, be used for the installation of frame section bar is prepositioned.
2. A frame profile for mounting a circuit board assembly according to claim 1, characterised in that the pre-positioning slot is provided on a side of the connecting portion facing away from the edge plate, and that the opening of the pre-positioning slot is directed towards the side of the connecting portion facing away from the edge plate.
3. A frame profile for mounting a circuit board assembly according to claim 2, characterised in that a protruding structure is provided on a first channel side wall of the pre-positioning channel, which protruding structure is provided close to the opening of the pre-positioning channel, wherein the first channel side wall is the side wall of the pre-positioning channel close to the front plate.
4. A frame profile for mounting a circuit board assembly according to claim 3, wherein a part of a wall surface of a second channel side wall of the pre-positioning channel opposite to the first channel side wall is a slope;
and/or the back of the connecting part is provided with a mounting groove.
5. Frame profile for mounting circuit board assemblies according to one of claims 1 to 4, characterized in that a side of the connecting section opposite to the front plate is provided with a recess, the opening of which is directed towards the front plate, which recess extends through the frame profile in the direction of extension of the frame profile, the recess, the side plates and the front plate forming the receiving cavity.
6. A frame profile for mounting a circuit board assembly according to claim 5, characterised in that the circuit board assembly comprises a circuit board and components arranged on the circuit board, characterized in that positioning guide grooves are arranged on two opposite side walls of the recess for positioning and guiding the circuit board.
7. The frame profile for mounting a circuit board assembly according to one of claims 1 to 4, wherein the frame profile is used for forming a front frame portion of a bezel of an infrared touch display screen, the infrared touch display screen comprises an infrared element and a filter for filtering the infrared element, wherein a convex edge is formed on a side of the connecting portion facing away from the side plate, and a mounting space for mounting the filter is formed between the convex edge and the front plate.
8. A frame profile for mounting circuit board assemblies according to claim 7, wherein the edge of the raised edge is provided with a first limiting groove, the edge of the front plate is provided with a second limiting groove, the openings of the first limiting groove and the second limiting groove are opposite, and the first limiting groove and the second limiting groove are respectively used for matching with two side edges of the optical filter.
9. A frame profile for mounting a circuit board assembly according to claim 7, characterised in that the raised edge is located at one side edge of the connection portion near the front plate.
10. An infrared touch display screen, comprising a display screen, a frame for fixing the display screen, and a circuit board assembly, wherein the frame comprises a frame profile for mounting the circuit board assembly according to any one of claims 1 to 9, and the circuit board assembly is mounted in a receiving cavity of the frame profile.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201920435219.2U CN210120742U (en) | 2019-04-02 | 2019-04-02 | Frame section bar for mounting circuit board assembly and infrared touch display screen |
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CN201920435219.2U CN210120742U (en) | 2019-04-02 | 2019-04-02 | Frame section bar for mounting circuit board assembly and infrared touch display screen |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111651098A (en) * | 2020-06-02 | 2020-09-11 | 深圳市鸿合创新信息技术有限责任公司 | Infrared touch device and section bar |
WO2022242057A1 (en) * | 2021-05-19 | 2022-11-24 | 京东方科技集团股份有限公司 | Bar-shaped screen display device |
-
2019
- 2019-04-02 CN CN201920435219.2U patent/CN210120742U/en active Active
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111651098A (en) * | 2020-06-02 | 2020-09-11 | 深圳市鸿合创新信息技术有限责任公司 | Infrared touch device and section bar |
CN111651098B (en) * | 2020-06-02 | 2023-03-10 | 深圳市鸿合创新信息技术有限责任公司 | Infrared touch device and section bar |
US11635855B2 (en) | 2020-06-02 | 2023-04-25 | SHENZHEN Hitevision Technology Co., Ltd. | Infrared touch device and profile |
WO2022242057A1 (en) * | 2021-05-19 | 2022-11-24 | 京东方科技集团股份有限公司 | Bar-shaped screen display device |
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Effective date of registration: 20210706 Address after: Room c1102, 10 / F, block C, 9 Shangdi 3rd Street, Haidian District, Beijing Patentee after: New line Technology Co.,Ltd. Address before: 518000 No.8, Qinglan 1st Road, Longtian street, Pingshan District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN Hitevision Technology Co.,Ltd. |
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