CN214228698U

CN214228698U - Sensor module and interactive flat plate

Info

Publication number: CN214228698U
Application number: CN202022935538.5U
Authority: CN
Inventors: 谭景焕
Original assignee: Guangzhou Shiyuan Electronics Thecnology Co Ltd; Guangzhou Shirui Electronics Co Ltd
Current assignee: Guangzhou Shiyuan Electronics Thecnology Co Ltd; Guangzhou Shirui Electronics Co Ltd
Priority date: 2020-12-09
Filing date: 2020-12-09
Publication date: 2021-09-17
Anticipated expiration: 2030-12-09

Abstract

The utility model discloses a sensor module and an interactive flat plate, wherein the sensor module comprises a shell, a cover body and a cover body, wherein the shell is provided with an opening; the side wall of the shell in the horizontal first direction is provided with a mounting hole, and a first positioning rib, a second positioning rib and a third positioning rib are arranged in an inner cavity of the shell; a pre-fixed gap is formed between the second positioning rib and the third positioning rib; one side of the circuit board close to the mounting hole is abutted against the first positioning rib and the second positioning rib, and the circuit board is inserted into the pre-fixing gap; a sensing assembly fixed to the circuit board; a portion of the sensing assembly passes through the mounting hole; a fixing structure which fixes the circuit board; the interactive tablet includes the sensor module described above. The sensor module is firstly pre-fixed and then fixed during assembly, and has the advantages of simple structure, simple and convenient assembly process and high reliability; the interactive flat plate has high compatibility and matching of the adopted sensor module, and can be arranged at any position around the whole machine.

Description

Sensor module and interactive flat plate

Technical Field

The utility model relates to a display device technical field especially relates to a sensor module and mutual flat board.

Background

The interaction device is generally provided with a sensor to acquire information through the sensor, so as to realize an interaction function. Part mutual equipment, the sensor is built in the inside of equipment in, and this kind of mutual equipment is not convenient for realize the dismouting and the maintenance of sensor, is not convenient for adjust the sensor position. In some interactive devices, a sensor module which can be directly installed outside the device body is adopted, and the sensor module installs the sensor and the circuit board in the protective shell.

However, the conventional sensor module has a complicated structure, is troublesome to assemble, and wastes time.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides an aim at: the sensor module is simple in structure, convenient to assemble and reliable in structure.

The embodiment of the utility model provides a another aim at: the interactive flat plate is provided, and the sensor module is convenient to disassemble and assemble.

In order to achieve the purpose, the utility model adopts the following technical proposal:

a sensor module, comprising:

a housing including a case provided with an opening, and a cover body that covers the opening; the side wall of the shell in the horizontal first direction is provided with a mounting hole; in a horizontal second direction perpendicular to the horizontal first direction, one end in the shell is provided with a first positioning rib, and the other end is provided with a second positioning rib and a third positioning rib; a pre-fixed gap is formed between the second positioning rib and the third positioning rib;

a circuit board provided inside the housing; one side of the circuit board close to the mounting hole is abutted against the first positioning rib and the second positioning rib, and the circuit board is inserted into the pre-fixing gap;

a sensing assembly fixed to the circuit board; a portion of the sensing assembly passes through the mounting hole;

a fixing structure fixing the circuit board to the housing and/or the cover.

Preferably, the sensing assembly includes a sensor and a lens, the lens passing through the mounting hole.

Preferably, the second positioning rib extends along the horizontal first direction, and the third positioning rib extends along the horizontal second direction; a rotating space is provided between the second positioning rib and the third positioning rib; one end of the circuit board can rotate in the rotating space after being inserted into the pre-fixing gap so as to drive the lens to rotate towards the direction close to the mounting hole; when the circuit board abuts against the first positioning rib, the lens penetrates through the mounting hole.

Preferably, the fixing structure is a bracket fixed to the housing or the cover;

the support is provided with a positioning column, and the circuit board is provided with a positioning hole; or, the support is provided with a positioning hole, and the circuit board is provided with a positioning column; the positioning column is inserted into the positioning hole.

Preferably, the bracket includes a first shelf portion against which a side of the circuit board distant from the mounting hole abuts in the horizontal first direction.

Preferably, the holder includes a second shelf portion, and one side of the circuit board abuts against the housing and the other side abuts against the second shelf portion in the vertical direction.

Preferably, the opening is located on one side of the housing in a vertical direction.

Preferably, the cover is fixed to the housing by a snap assembly.

An interactive tablet comprising a sensor module as described above.

Preferably, the mobile phone further comprises a body, wherein the body comprises a frame and a screen;

the housing is an L-shaped housing, and the housing comprises a vertical part and a horizontal part; the shell is clamped at the edge where the screen is connected with the frame, the vertical part protrudes relative to the screen, and the mounting hole is formed in the vertical part;

the horizontal part is fixed on the frame; the frame is equipped with the convex part, the horizontal part is equipped with the recess, the convex part card is gone into the recess.

The utility model has the advantages that: the sensor module is simple in structure, the circuit board is pre-fixed through the pre-fixing structure during assembly to preliminarily fix the relative position between the sensing assembly and the mounting hole, and after the pre-fixing is completed, the circuit board is fixed through the fixing structure;

this mutual flat board, sensor module's compatible matching nature is higher, can place in the optional position all around of organism, also is convenient for realize sensor module's dismouting maintenance.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and examples.

Fig. 1 is an exploded schematic view of a sensor module according to an embodiment of the present invention;

fig. 2 is a schematic perspective view of a sensor module according to an embodiment of the present invention;

fig. 3 is one of schematic diagrams illustrating an assembly process of a sensor module according to an embodiment of the present invention;

FIG. 4 is an enlarged view of portion A of FIG. 3;

fig. 5 is a second schematic view illustrating an assembly process of a sensor module according to an embodiment of the present invention;

fig. 6 is a third schematic view illustrating an assembling process of the sensor module according to the embodiment of the present invention;

FIG. 7 is an enlarged view of portion B of FIG. 6;

fig. 8 is a schematic diagram of an internal structure of a sensor module according to an embodiment of the present invention;

fig. 9 is a cross-sectional view of a sensor module according to an embodiment of the present invention;

fig. 10 is a schematic structural view of a bracket according to an embodiment of the present invention;

fig. 11 is a three-dimensional structure diagram of the interactive tablet according to the embodiment of the present invention;

fig. 12 is a side view of an interactive tablet according to an embodiment of the present invention;

in the figure: 10. a sensor module; 11. a housing; 1101. a vertical portion; 1102. a horizontal portion; 1103. a groove; 111. a front side wall; 112. mounting holes; 113. a first positioning rib; 114. a second positioning rib; 115. a third positioning rib; 116. pre-fixing the gap; 117. a rotating space; 12. a cover body; 13. a circuit board; 14. a lens; 15. a support; 151. a positioning column; 152. a first frame part; 153. a second frame part; 20. a body; 21. a frame; 211. a convex portion; 22. and (6) a screen.

Detailed Description

In order to make the technical problems, technical solutions and technical effects achieved by the present invention more clear, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "fixed" are to be understood broadly, e.g. as a fixed connection, a detachable connection or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In this embodiment, the horizontal first direction is an x direction in the drawing, the horizontal second direction is a y direction in the drawing, and the vertical direction is a z direction in the drawing.

The utility model provides a sensor module 10, it fixes the sensing assembly to the circuit board 13, is equipped with the clearance 116 of fixing in advance in the casing 11, when the circuit board 13 is installed in the casing 11, can fix a position through clearance 116 of fixing in advance, after having adjusted the relative position between mounting hole 112 and the sensing assembly, and then fixed structure fixed circuit board 13; the sensor module 10 has a simple structure and is convenient to install.

As shown in fig. 1-12, in an embodiment of the sensor module 10 of the present invention, the sensor module 10 includes:

the shell comprises a shell body 11 and a cover body 12, wherein the shell body 11 is provided with an inner cavity, the shell body 11 is also provided with an opening, and the cover body 12 covers the opening to seal the inner cavity; a front side wall 111 of the housing 11 in the horizontal first direction is provided with a mounting hole 112, and the mounting hole 112 is used for the sensing assembly to pass through so that the sensing assembly can sense external information; in a horizontal second direction perpendicular to the horizontal first direction, one end in the inner cavity of the shell 11 is provided with a first positioning rib 113, and the other end is provided with a second positioning rib 114 and a third positioning rib 115; the second positioning rib 114 and the third positioning rib 115 are arranged at intervals to form a pre-fixing gap 116 therebetween;

a circuit board 13 provided inside the housing 11; one side of the circuit board 13 close to the mounting hole 112 abuts against the first positioning rib 113 and the second positioning rib 114 at the same time, and one end of the circuit board 13 is inserted into the pre-fixing gap 116;

a sensing assembly fixed to the circuit board 13; a portion of the sensing assembly passes through the mounting hole 112, exposing the housing;

a securing structure that secures the circuit board 13 to the housing and/or cover 12.

Specifically, the wall surface of the housing 11 provided with the mounting hole 112 is a front side wall 111.

In this embodiment, the sensing assembly includes a sensor and a lens 14 for protecting the sensor, the sensor and the lens 14 are both fixed to the circuit board 13, the lens 14 passes through the mounting hole 112 of the housing 11, and the sensor is electrically connected to the circuit board 13.

In other embodiments, other portions of the sensing assembly may be received in the mounting hole 112.

The sensor is one or more of a PIR sensor, an NFC sensor, a light sensor and an air sensor.

The sensor module 10 can be assembled as follows:

fixing the sensing assembly to the circuit board 13;

placing the circuit board 13 into the inner cavity of the shell 11 from the opening of the shell 11;

inserting the circuit board 13 into the pre-fixing gap 116 and adjusting the circuit board 13 to adjust the position between the sensing assembly and the mounting hole 112 until the lens 14 passes through the mounting hole 112 of the housing 11; at this time, one end of the circuit board 13 abuts against the first positioning rib 113, the other end abuts against the second positioning rib 114, the first positioning rib 113 and the second positioning rib 114 limit the circuit board 13, and the freedom degree of the circuit board 13 moving to the direction of the mounting hole 112 along the horizontal first direction is limited; moreover, one part of the circuit board 13 is inserted in the pre-fixing gap 116, and the third positioning rib 115 also has a limiting effect on the circuit board 13; at this time, the position of the circuit board 13 is preliminarily fixed, and the position of the lens 14 is preliminarily fixed;

the circuit board 13 is fixed again through the fixing structure, and reliable fixing of the circuit board 13 is guaranteed.

In the sensor module 10 of the present embodiment, during assembly, the circuit board 13 may be inserted into the pre-fixing gap 116 until the lens 14 passes through the mounting hole 112 of the housing 11, and after the pre-fixing is completed, the circuit board 13 is further reliably fixed by the fixing structure; so, both can realize that lens 14 that will be fixed in circuit board 13 is installed into the mounting hole 112 of casing 11, because three location muscle have preliminary fixed effect to circuit board 13, carry out preliminary fixed to the relative position between lens 14 and the mounting hole 112, prevent that circuit board 13 from removing the parts that damage lens 14 or other sensing component, after installing lens 14 into mounting hole 112, the operator also need not to fix circuit board 13 with the hand, can loosen both hands, fixed knot constructs and lid 12 are taken, be convenient for further reliable fixed. The sensor module 10 has a simple structure and is convenient to assemble.

In the present embodiment, the horizontal first direction is a width direction of the housing 11, and the horizontal second direction is a length direction of the housing 11.

The above-mentioned limitations on the horizontal first direction and the horizontal second direction are not intended to limit the present invention, and the horizontal first direction may be the longitudinal direction or the thickness direction of the housing 11.

Preferably, in order to enable the pre-fixing function with a simple structure, in the present embodiment, the second positioning rib 114 and the third positioning rib 115 are provided by:

the second positioning rib 114 extends along the width direction, the third positioning rib 115 extends along the length direction, the surface of the second positioning rib 114 close to one side of the third positioning rib 115 is a second positioning surface, the surface of the third positioning rib 115 close to one side of the second positioning rib 114 is a third positioning surface, and a gap between the second positioning surface and the third positioning surface is a pre-fixed gap 116; the space enclosed by the second positioning rib 114, the third positioning rib 115 and the inner wall of the housing 11 is a rotation space 117.

When assembling the sensor module 10, the circuit board 13 is first tilted so that the circuit board 13 is tilted with respect to the front side wall 111 of the housing 11, and one end of the circuit board 13 is inserted into the rotating space 117 through the pre-fixing gap 116 (as shown in fig. 3 and 4); then, using the end of the circuit board 13 located in the rotating space 117 as the rotating center, the circuit board 13 is slowly rotated, so that the lens 14 rotates toward the direction approaching the front sidewall 111 of the housing 11 (as shown in fig. 5); thus, the lens 14 is installed in the installation hole 112 of the housing 11 (as shown in fig. 6 and 7), at this time, in the width direction, two ends of one side of the circuit board 13 respectively abut against the first positioning rib 113 and the second positioning rib 114, and the other side abuts against the third positioning rib 115, so that the three positioning ribs pre-fix the circuit board 13 in the front and back two directions, and the operator releases the circuit board 13 at this time, so that the circuit board 13 can be kept at the current position, and the further assembly by the operator is facilitated.

By providing the second positioning rib 114 and the third positioning rib 115 in the above manner, the lens 14 can be installed in the installation hole 112 of the housing 11 in the pre-fixing process, and the structure of the housing 11 is very simple, and the structure of the circuit board 13 does not need to be improved, so that the cost is saved during production and manufacturing.

In other embodiments, the second positioning rib 114 and the third positioning rib 115 may be arranged in other manners to realize the pre-fixing of the circuit board 13.

Preferably, the fixing structure further fixes the circuit board 13 by a positioning assembly, and the positioning assembly includes a positioning column and a positioning hole.

Preferably, the fixing structure is a bracket 15 fixed to the case 11 or the cover 12; the support 15 is provided with a positioning column 151, and the circuit board 13 is provided with a positioning hole; or, the support 15 is provided with a positioning hole, and the circuit board 13 is provided with a positioning column; the positioning posts 151 are inserted into the positioning holes, so that the position of the circuit board 13 in the length direction can be limited, the circuit board 13 is prevented from shifting left and right, and the gap between the front surface of the lens 14 and the hole wall of the mounting hole 112 is prevented from being uneven.

In this embodiment, the support 15 is provided with a positioning column 151, and the circuit board 13 is provided with a positioning hole.

In addition to the above configuration, in order to more reliably fix the circuit board 13, the bracket 15 is provided with the first frame portion 152, and the first frame portion 152 abuts against a side surface of the circuit board 13 on a side away from the mounting hole 112 in the width direction, and the rearward displacement of the circuit board 13 in the width direction is restricted by the first frame portion 152.

Preferably, the bracket 15 is further provided with a second shelf portion 153, the second shelf portion 153 being connected to the first shelf portion 152; one side of the circuit board 13 abuts the housing 11 and the other side abuts the second shelf portion 153 in the vertical direction perpendicular to the horizontal direction.

Preferably, the opening of the housing 11 is provided at one side of the housing 11 in the vertical direction. In this embodiment, the opening of the housing 11 is disposed at the top of the housing 11, and the cover 12 covers the top of the housing 11. With such an arrangement, when the sensor module 10 is installed in an interactive device for use, the front side wall 111 of the housing 11 faces a user, the gap at the joint between the cover 12 and the housing 11 is not visible to the user, and the housing structure seen by the user is more beautiful.

In the sensor module 10 of the present embodiment, after the pre-fixing of the circuit board 13 is completed, the circuit board 13 is prevented from being shifted forward in the horizontal first direction x by the first positioning rib 113 and the second positioning rib 114; the circuit board 13 is prevented from being shifted downward in the vertical direction by the bottom wall of the housing 11; the circuit board 13 is preliminarily prevented from being displaced rearward in the horizontal first direction x by the third positioning ribs 115. After the bracket 15 is mounted, the circuit board 13 is prevented from shifting left and right along the horizontal second direction y by the positioning columns 151 on the bracket 15; the circuit board 13 is prevented from being displaced rearward in the horizontal first direction x by the first shelf portion 152 of the bracket 15; the circuit board 13 is prevented from being displaced in the vertical direction z by the second shelf portion 153 of the bracket 15.

Based on the structure, the circuit board 13 and the sensing assembly are simple and convenient to mount and high in reliability through the matching of the pre-fixing assembly and the support 15.

Preferably, to facilitate disassembly, the cover 12 is secured to the housing 11 by a snap-fit assembly.

In this embodiment, the housing 11, the cover 12 and the bracket 15 are all plastic parts. In other embodiments, the housing 11, the cover 12, and the bracket 15 may be made of other materials, such as alloy materials.

The utility model discloses still provide an interactive dull and stereotyped, this interactive dull and stereotyped sensor module 10 that adopts above-mentioned scheme, sensor module 10 are used for the response information to realize mutual dull and stereotyped interactive function.

The interactive flat panel is an intelligent display terminal applied to the fields of education industry, meetings, media, industry display, medical treatment, police affairs and the like. The interactive tablet can be, but is not limited to, a touch query kiosk, an information display tablet, a conference tablet, and a teaching tablet.

As shown in fig. 1 to 12, the interactive tablet includes a body 20 and a sensor module 10, and the sensor module 10 is installed outside the body 20, so as to facilitate replacement and maintenance of the sensor. The sensor module 10 adopted by the interactive flat plate has higher compatibility and matching performance, and can be placed at any position around the machine body 20.

As shown in fig. 9, 11 and 12, the sensor module 10 is an L-shaped housing, which is clamped to one edge of the housing 20, so that one part of the housing is attached to the side of the housing 20 where the screen 22 is disposed, the other part of the housing is attached to the side of the housing 20 adjacent to the front screen 22, and the front sidewall 111 of the housing 11 faces the same direction as the screen 22. Thus, the installation of the sensor module 10 is convenient, and the sensing function of the sensor can be realized.

Specifically, the body 20 includes a bezel 21 and a screen 22; the housing is an L-shaped housing, and comprises a vertical part 1101 and a horizontal part 1102; the shell is clamped at the edge of the screen 22 connected with the frame 21, the vertical part 1101 protrudes relative to the screen 22, and the mounting hole 112 is formed in the vertical part 1101; the horizontal portion 1102 is fixed to the frame 21.

Further, the frame 21 is provided with a protrusion 211, and the horizontal portion 1102 is provided with a groove 1103 in order to match the shape of the frame 21, and the protrusion 211 is snapped into the groove 1103.

As shown in fig. 11, the sensor module 10 in this embodiment can be fixed on any side of the machine body 20 according to actual requirements. Specifically, the body 20 includes a bezel 21 and a screen 22; bezel 21 includes a left bezel 21, a right bezel 21, a top bezel 21, and a bottom bezel 21, and horizontal portion 1102 is secured to either left bezel 21, or right bezel 21, or top bezel 21, or bottom bezel 21.

The frame 21 is provided with a fixing hole, and the sensor module 10 can be fixed on the frame 21 by a screw. The sensor module 10 may also be fixed to the frame 21 by means of positioning posts 151 or magnetic attraction.

In the description herein, it is to be understood that the terms "upper", "lower", "left", "right", and the like are used in a descriptive sense and with reference to the illustrated orientation or positional relationship, and are used for convenience in description and simplicity in operation, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used merely for descriptive purposes and are not intended to have any special meaning.

In the description herein, references to the description of "an embodiment," "an example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be appropriately combined to form other embodiments as will be appreciated by those skilled in the art.

The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.

Claims

1. A sensor module, comprising:

a housing including a case (11) provided with an opening, and a lid body (12) that closes the opening; the side wall of the shell (11) in the horizontal first direction is provided with a mounting hole (112); in a horizontal second direction perpendicular to the horizontal first direction, one end in the shell (11) is provided with a first positioning rib (113), and the other end is provided with a second positioning rib (114) and a third positioning rib (115); a pre-fixing gap (116) is formed between the second positioning rib (114) and the third positioning rib (115);

a circuit board (13) provided inside the housing (11); one side of the circuit board (13) close to the mounting hole (112) abuts against the first positioning rib (113) and the second positioning rib (114), and the circuit board (13) is inserted into the pre-fixing gap (116);

a sensing assembly fixed to the circuit board (13); a portion of the sensing assembly passes through the mounting hole (112);

a fixing structure fixing the circuit board (13) to the housing and/or the cover (12).

2. The sensor module of claim 1, wherein the sensing assembly includes a sensor and a lens (14), the lens (14) passing through the mounting hole (112).

3. A sensor module according to claim 2, characterized in that the second positioning rib (114) extends in the horizontal first direction and the third positioning rib (115) extends in the horizontal second direction; a rotating space (117) is provided between the second positioning rib (114) and the third positioning rib (115); one end of the circuit board (13) can rotate in the rotating space (117) after being inserted into the pre-fixing gap (116), so as to drive the lens (14) to rotate towards the direction approaching to the mounting hole (112); when the circuit board (13) abuts against the first positioning rib (113), the lens (14) penetrates through the mounting hole (112).

4. A sensor module according to any one of claims 1 to 3, characterized in that the fixing structure is a bracket (15) fixed to the housing (11) or the cover (12);

the support (15) is provided with a positioning column, and the circuit board (13) is provided with a positioning hole; or, the support (15) is provided with a positioning hole, and the circuit board (13) is provided with a positioning column; the positioning column is inserted into the positioning hole.

5. The sensor module according to claim 4, characterized in that the bracket (15) comprises a first shelf portion (152), a side of the circuit board (13) remote from the mounting hole (112) abutting the first shelf portion (152) in the horizontal first direction.

6. Sensor module according to claim 4, characterized in that the holder (15) comprises a second shelf (153), and in the vertical direction one side of the circuit board (13) abuts against the housing (11) and the other side abuts against the second shelf (153).

7. A sensor module according to any one of claims 1-3, characterised in that the opening is located on one of the sides of the housing (11) in the vertical direction.

8. A sensor module according to any one of claims 1-3, characterised in that the cover (12) is fixed to the housing (11) by means of a snap-fit assembly.

9. An interactive tablet comprising a sensor module as claimed in any one of claims 1 to 8.

10. The interactive tablet of claim 9, further comprising a body (20), the body (20) comprising a bezel (21) and a screen (22);

the housing is an L-shaped housing, and the housing comprises a vertical part (1101) and a horizontal part (1102); the shell is clamped at the edge where the screen (22) is connected with the frame (21), the vertical part (1101) protrudes relative to the screen (22), and the mounting hole (112) is formed in the vertical part (1101);

the horizontal part (1102) is fixed on the frame (21); frame (21) are equipped with convex part (211), horizontal part (1102) are equipped with the recess, convex part (211) card is gone into the recess.