Switch module

Abstract

The utility model provides a switch module which comprises a shell assembly, a signal processing assembly, a power supply assembly and a switch assembly, a first cavity with an upward opening is formed in the shell assembly, the signal processing assembly and the power supply assembly are installed in the cavity, the power supply assembly is connected with the signal processing assembly, and the switch assembly is connected with the signal processing assembly. The shell assembly is provided with a through hole, a power-on wire of the power supply assembly extends outwards through the through hole, a clamping edge is formed at the position of the switch assembly, a clamping matching structure is formed at the position of the opening, and the clamping edge is matched with the clamping matching structure so that the switch assembly can be installed at the position of the opening. The switch assembly can comprise different switches such as a touch induction switch, an infrared induction switch and a human body induction switch, the switch assembly is installed on the shell assembly through cooperation of the clamping edge and the clamping matching structure on the shell assembly, and the shell assembly can be installed with different switch assemblies in a universal and matched mode to form a universal structure.

Description

Technical Field

[0001] The utility model relates to the technical field of switches, in particular to a switch module. Background Art

[0002] There are many different switch assemblies in the prior art, and different switch assemblies often need to be installed and matched with housing assemblies with different structures, so that there are many different switch assemblies that need to be matched with housing assemblies of corresponding structures, making the housing assemblies have diverse structures and low adaptability. Utility Model Content

[0003] The present invention solves one of the problems existing in the existing related technologies to a certain extent. To this end, one purpose of the present invention is to provide a switch module, wherein a housing component can be universally matched and installed with different switch components to form a universal structure.

[0004] The above purpose is achieved through the following technical solutions:

[0005] A switch module includes a shell component, a power supply and signal processing module and a switch component. A first cavity with an upward opening is formed in the shell component. The power supply and signal processing module is installed in the cavity. The power supply and signal processing module includes a signal processing component and a power supply component. The power supply component is connected to the signal processing component. The signal processing component faces the opening. A snap-fit ​​edge is formed at the switch component. A snap-fit ​​structure is formed at the opening. The switch component is installed at the opening by matching the snap-fit ​​edge with the snap-fit ​​structure.

[0006] As a further improvement of the present invention, the shell assembly includes an outer shell and an inner shell, the inner shell is narrowed to form a recessed portion, the through hole includes a first through hole formed at the recessed portion and a second through hole formed at the outer shell, the first cavity is formed at the inner shell, the first cavity is connected with the second through hole via the first through hole, and the power supply assembly extends outward through the first through hole and the second through hole.

[0007] As a further improvement of the utility model, a second cavity is formed in the outer shell, the inner shell is installed in the second cavity, a protrusion is formed on the inner wall of the outer shell, and a limiting step is formed on the inner shell near the first through hole, and the protrusion extends into the limiting step to limit the movement of the inner shell on the outer shell.

[0008] As a further improvement of the present invention, the inner shell includes an upper shell and a lower shell, a mounting hole is provided at the upper shell, an elastic arm extends from the lower shell toward the upper shell, and a protrusion extends outward from the elastic arm, and the protrusion extends into the mounting hole to connect the upper shell and the lower shell.

[0009] As a further improvement of the present invention, a mounting groove is formed on the inner wall of the first cavity, and the signal processing component includes a PCB board, and the PCB board extends into the mounting groove.

[0010] As a further improvement of the present invention, the power supply component includes a conductive spring clip, a mounting seat and a wire connected to the mounting seat, a conductive contact is provided on the mounting seat, one end of the conductive spring clip is connected to the signal processing component, and the other end is in contact with the conductive contact.

[0011] As a further improvement of the present utility model, the switch assembly includes a touch sensing switch and a spring, the touch sensing switch is arranged at the opening, and the spring is arranged between the touch sensing switch and the signal processing assembly. A first extending edge is extended downward from the bottom of the touch sensing switch, a locking edge is extended outward from the first extending edge, and a second extending edge is extended upward at the opening. The locking matching structure includes a limiting edge extending inward from the second extending edge, and a connecting port is formed between the connected limiting edges. The locking edge of the touch sensing switch extends through the connecting port and abuts against the limiting edge to limit the touch sensing switch from being separated from the inner shell.

[0012] As a further improvement of the present utility model, the switch assembly includes an infrared sensing switch, a first extending edge is extended downward from the bottom of the infrared sensing switch, a locking edge is extended outward from the first extending edge, and a second extending edge is extended upward at the opening. The locking matching structure includes a limiting edge extended inward from the second extending edge, and a connecting port is formed between the connected limiting edges. The locking edge of the infrared sensing switch extends through the connecting port and abuts against the limiting edge to limit the infrared sensing switch from being separated from the inner shell.

[0013] As a further improvement of the present invention, the switch assembly includes a human body sensing switch, a snap-fit ​​edge is formed at the bottom of the human body sensing switch, the snap-fit ​​structure includes a snap-fit ​​groove or a snap-fit ​​opening formed at the opening, the limit flange extends into the snap-fit ​​groove to assemble the human body sensing switch to the opening. A snap block is formed protruding outward at the opening, and a snap opening is provided at the human body sensing switch, and the movement of the human body sensing switch is limited by the snap-fitting of the snap block and the snap opening.

[0014] Compared with the prior art, the present invention has at least the following beneficial effects:

[0015] 1. The utility model proposes a switch module, wherein the switch assembly may include different switches, such as a touch sensing switch, an infrared sensing switch, a human body sensing switch, etc. The switch assembly is installed on the shell assembly by engaging the engagement structure on the shell assembly through the engagement edge. The shell assembly can be universally installed with different switch assemblies to form a universal structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the structure of a switch module in an embodiment;

[0017] Figure 2 is an exploded schematic diagram of a switch module in an embodiment;

[0018] Figure 3 is another structural schematic diagram of a switch module in the embodiment;

[0019] Figure 4 is another exploded schematic diagram of a switch module in the embodiment;

[0020] Figure 5 This is another structural schematic diagram of a switch module in the embodiment;

[0021] Figure 6 is another exploded schematic diagram of a switch module in the embodiment;

[0022] Figure 7 is a schematic structural diagram of a housing assembly in an embodiment;

[0023] Figure 8 is an exploded schematic diagram of a housing assembly in an embodiment;

[0024] Fig. 9 This is an exploded schematic diagram of the outer shell and the inner shell in the embodiment;

[0025] Fig.10 It is a schematic diagram of the structure of the lower housing in the embodiment;

[0026] Fig.11 Another exploded schematic diagram of the outer shell and the inner shell in the embodiment;

[0027] Fig.12 Schematic diagram of the structure of the human body sensing switch in the embodiment. DETAILED DESCRIPTION

[0028] The following examples illustrate the present invention, but the present invention is not limited by these examples. Modifications to the specific implementation of the present invention or equivalent replacement of some technical features without departing from the spirit of the present invention should be included in the scope of the technical solution claimed for protection in the present invention.

[0029] like Figure 1-12 A switch module includes a housing component 1, a power supply and signal processing module and a switch component 4. A first cavity 11 with an upward opening 10 is formed in the housing component 1. The signal processing component 2 is installed in the first cavity 11. The power supply and signal processing module includes a power supply component 3 and a signal processing component 2. The power supply component 3 is connected to the signal processing component 2, and the signal processing component 2 faces the opening 10. A snap-fit ​​edge 41 is formed at the switch component 4, and a snap-fit ​​structure 100 is formed at the opening 10. The snap-fit ​​edge 41 cooperates with the snap-fit ​​structure 100 to install the switch component 4 at the opening 10.

[0030] The utility model proposes a switch module, wherein the switch component 4 is installed on the shell component 1 by engaging the engagement edge 41 with the engagement structure 100 on the shell component, and the switch component 4 may include different switches, such as a touch sensing switch 42, an infrared sensing switch 44, a human body sensing switch 45, etc., to form a universal structure.

[0031] A through hole 12 is provided on the housing component 1 , and the power conducting wire 33 of the power supply component 3 extends outward through the through hole 12 to pass external electrical energy into the signal processing component 2 , which can be effectively triggered when the switch component 4 is triggered.

[0032] The shell assembly 1 includes an outer shell 13 and an inner shell 14, and the inner shell 14 is narrowed to form a recessed portion 143. The through hole 12 includes a first through hole 121 formed at the recessed portion 143 and a second through hole 122 formed at the outer shell 13. The first cavity 11 is formed at the inner shell 14, and the first cavity 11 is connected with the second through hole 122 via the first through hole 121. The power supply assembly 3 extends outward through the first through hole 121 and the second through hole 122.

[0033] A second cavity 131 is formed in the outer shell 13, and the inner shell 14 is installed in the second cavity 131. A protrusion 132 is formed on the inner wall of the second cavity 131 of the outer shell 13. A limiting step portion 144 is formed on the inner shell 14 near the first through hole 121, and the protrusion 132 extends into the limiting step portion 144 to limit the movement of the inner shell 14 on the outer shell 13. The protrusion 132 at the inner wall of the outer shell 13 includes a first protrusion 132 and a second protrusion 132, and the first protrusion 132 and the second protrusion 132 are arranged opposite to each other; the limiting step portion 144 includes a first limiting step portion 144 and a second limiting step portion 144, the first protrusion 132 extends into the first limiting step portion 144 to limit the inner shell 14 from rotating clockwise at the outer shell 13; the second protrusion 132 extends into the second limiting step portion 144 to limit the inner shell 14 from rotating counterclockwise at the outer shell 13.

[0034] In this embodiment, the limiting step portion 144 is extended along the vertical direction.

[0035] In some embodiments, the inner shell 14 includes an upper shell 141 and a lower shell 142. A mounting hole 1411 is provided at the upper shell 141. An elastic arm 1421 extends from the lower shell 142 toward the upper shell 141. The elastic arm 1421 extends outward to form a protrusion 1422. The protrusion 1422 extends into the mounting hole 1411 to connect the upper shell 141 and the lower shell 142. The elastic arm 1421 is disposed in the first cavity 11, and the protrusion 1422 is disposed to protrude from the inside to the outside. The elastic arm 1421 extends upward from the first cavity 11, which can avoid the problem of the extension arm being outside the first cavity 11, causing a gap to be formed when the inner shell 14 is installed in the outer shell 13, resulting in an overly large overall volume of the product.

[0036] The elastic arm 1421 includes a first elastic arm and a second elastic arm, the first elastic arm and the second elastic arm are arranged opposite to each other, the mounting hole 1411 at the upper shell 141 includes a first mounting hole and a second mounting hole, the protrusion 1422 of the first elastic arm extends into the first mounting hole, and the protrusion 1422 of the second elastic arm extends into the second mounting hole, so as to connect the upper shell 141 with the lower shell 142.

[0037] A guide arm 1423 is extended upwardly at the lower shell 142, and a guide groove 1412 is formed at the upper shell 141. When the upper shell 141 and the lower shell 142 are installed, the guide arm 1423 extends into the guide groove 1412 to guide the matching installation.

[0038] In some embodiments, the inner shell 14 is an integral structure.

[0039] An installation groove 111 is formed on the inner wall of the first cavity 11 , and the signal processing component 2 includes a PCB board 20 , and the PCB board 20 extends into the installation groove 111 to install and fix the PCB board 20 .

[0040] The power supply component 3 includes a conductive spring 31, a mounting seat 32 and a power-carrying wire 33 connected to the mounting seat 32. A conductive contact is provided on the mounting seat 32. One end of the conductive spring 31 is connected to the signal processing component 2, and the other end is in contact with the conductive contact to transmit electrical energy to the signal processing component 2.

[0041] A through hole 12 is provided on the housing component 1 , and the power conducting wire 33 of the power supply component 3 extends outward through the through hole 12 to pass external electrical energy into the signal processing component 2 , which can be effectively triggered when the switch component 4 is triggered.

[0042] In this embodiment, the mounting seat 32 is mounted on the recessed portion 143. The connection guide extends outward through the first through hole 121 and the second through hole 122.

[0043] In this embodiment, the shell assembly 1 also includes a base 15, which forms an annular seat with upper and lower openings 10, and a third cavity 151 is formed in the annular seat. A mounting port is formed on the side wall of the base 15, and the shell 13 is clamped into the third cavity through the mounting port.

[0044] The bottom edges of the base 15 extend toward the third cavity to form abutment edges 152 . The housing 13 is installed in the third cavity 151 and abuts against the abutment edges to limit the housing 13 from separating from the base 15 .

[0045] In some embodiments, the switch assembly 4 includes a touch sensing switch 42 and a spring 43, wherein the touch sensing switch 42 is disposed at the opening 10, and the spring 43 is disposed between the touch sensing switch 42 and the signal processing assembly 2. A mounting hole 1411 is provided on the PCB control board, and the spring 43 is inserted into the mounting hole 1411 to be connected to the signal processing assembly 2.

[0046] A first extending edge is extended downward from the bottom of the touch sensing switch 42, a locking edge 41 is extended outward from the first extending edge, and a second extending edge is extended upward at the opening 10. The locking structure 100 includes a limiting edge extending inward from the second extending edge, and a connecting port is formed between the connected limiting edges. The locking edge 41 of the touch sensing switch 42 extends into the connecting port and abuts against the limiting edge to limit the touch sensing switch 42 from being separated from the inner shell 14.

[0047] In some embodiments, the signal processing component 2 further includes an infrared emitting unit 21 and an infrared receiving unit 22, and the infrared emitting unit 21 and the infrared receiving unit 22 are connected to the PCB board 20 and are arranged toward the opening. The switch component 4 includes an infrared sensing switch 44, a first extending edge is extended downward from the bottom of the infrared sensing switch 44, a clamping edge 41 is extended outward from the first extending edge, and a second extending edge is extended upward at the opening 10, and the clamping matching structure 100 includes a limiting edge extending inward from the second extending edge, and a connection port is formed between the connected limiting edges, and the clamping edge 41 of the infrared sensing switch 44 extends through the connection port and abuts against the limiting edge to limit the infrared sensing switch 44 from being separated from the inner shell 14.

[0048] In some embodiments, the switch assembly 4 includes a human body sensing switch 45, a snap-fit ​​edge 41 is formed at the bottom of the human body sensing switch, and the snap-fit ​​structure 100 includes a snap-fit ​​groove or snap-fit ​​opening 102 formed at the opening 10, and the snap-fit ​​edge 41 extends into the snap-fit ​​opening 102 to assemble the human body sensing switch to the opening 10. A card block 103 is formed protruding outward at the opening 10, and a snap opening 48 is provided at the human body sensing switch, and the card block and the snap opening are engaged to limit the movement of the human body sensing switch. A human body movement signal sensing unit 451 or a human body temperature signal sensing unit is provided at the human body sensing switch 45, and the human body movement signal sensing unit or the human body temperature signal sensing unit is electrically connected to a PCB board.

[0049] The above-mentioned preferred implementation modes should be regarded as illustrative examples of the implementation modes of the present application scheme. Any technical deductions, replacements, improvements, etc. that are identical or similar to the present application scheme or made based on this scheme should be regarded as within the scope of protection of this patent.

Claims

1. A switch module, characterized in that: It includes a shell component, a power supply and signal processing module and a switch component. A first cavity with an upward opening is formed in the shell component. The power supply and signal processing module is installed in the cavity. The power supply and signal processing module includes a signal processing component and a power supply component. The power supply component is connected to the signal processing component. The signal processing component faces the opening, and a snap-fit ​​edge is formed at the switch component. A snap-fit ​​structure is formed at the opening. The switch component is installed at the opening by matching the snap-fit ​​edge with the snap-fit ​​structure.

2. A switch module according to claim 1, characterized in that: The shell assembly includes an outer shell and an inner shell, the inner shell is narrowed to form a recessed portion, a first through hole is formed at the recessed portion, a second through hole is formed at the outer shell, and the first cavity is formed at the inner shell, the first cavity is connected with the second through hole via the first through hole, and the power supply assembly extends outward through the first through hole and the second through hole.

3. A switch module according to claim 2, characterized in that: A second cavity is formed in the outer shell, the inner shell is installed in the second cavity, a protrusion is protruded from the inner wall of the outer shell, a limiting step is formed on the inner shell near the first through hole, and the protrusion extends into the limiting step to limit the movement of the inner shell on the outer shell.

4. A switch module according to claim 2, characterized in that: The inner shell includes an upper shell and a lower shell, wherein a mounting hole is provided at the upper shell, and an elastic arm extends from the lower shell toward the upper shell, and a protrusion extends outward from the elastic arm, and the protrusion extends into the mounting hole to connect the upper shell and the lower shell.

5. A switch module according to claim 2, characterized in that: A mounting groove is formed on the inner wall of the first cavity, and the signal processing component includes a PCB board, and the PCB board extends into the mounting groove.

6. A switch module according to claim 1, characterized in that: The power supply component includes a conductive spring, a mounting seat and a power-carrying wire connected to the mounting seat. A conductive contact is provided on the mounting seat. One end of the conductive spring is connected to the signal processing component, and the other end is in contact with the conductive contact.

7. A switch module according to claim 2, characterized in that: The switch assembly includes a touch sensing switch and a spring, wherein the touch sensing switch is arranged at the opening, and the spring is arranged between the touch sensing switch and the signal processing assembly. A first extending edge is extended downward from the bottom of the touch sensing switch, a clamping edge is extended outward from the first extending edge, and a second extending edge is extended upward at the opening. The clamping matching structure includes a limiting edge extended inwardly from the second extending edge, and a connecting port is formed between the connected limiting edges. The clamping edge of the touch sensing switch extends through the connecting port and abuts against the limiting edge to limit the touch sensing switch from being separated from the inner shell.

8. A switch module according to claim 2, characterized in that: The switch assembly includes an infrared sensing switch, wherein a first extending edge is extended downward from the bottom of the infrared sensing switch, a locking edge is extended outward from the first extending edge, and a second extending edge is extended upward at the opening. The locking matching structure includes a limiting edge extending inward from the second extending edge, and a connecting port is formed between the limiting edges. The locking edge of the infrared sensing switch extends through the connecting port and abuts against the limiting edge to limit the infrared sensing switch from being separated from the inner shell.

9. The switch module according to claim 1, characterized in that: The switch assembly includes a human body sensing switch, a snap-fit ​​edge is formed at the bottom of the human body sensing switch, the snap-fit ​​structure includes a snap-fit ​​mouth formed at the opening, the snap-fit ​​edge extends into the snap-fit ​​mouth to assemble the human body sensing switch to the opening, and a card block is formed protruding outward at the opening, and a snap mouth is provided at the human body sensing switch, and the card block is snapped with the snap mouth to limit the movement of the human body sensing switch.

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