CN217955716U

CN217955716U - Intelligent switch panel

Info

Publication number: CN217955716U
Application number: CN202221426130.8U
Authority: CN
Inventors: 阮钦能
Original assignee: Guangzhou Rishun Electronic Technology Co ltd
Current assignee: Guangzhou Rishun Electronic Technology Co ltd
Priority date: 2022-06-08
Filing date: 2022-06-08
Publication date: 2022-12-02
Anticipated expiration: 2032-06-08

Abstract

The utility model discloses an intelligent switch panel, which comprises a hollow base, a hollow knob and a circuit control device, wherein the knob is rotatably sleeved at one end part of the base, an inner cavity of the knob and the inner cavity of the base form a containing cavity, and the inner wall of the knob is provided with a triggering part; the circuit control device includes the control circuit unit, a wireless communication subassembly that is used for the battery for the control circuit unit power supply and is used for being connected with external smart machine's wireless communication system communication is located and is held the intracavity, it is regional to be equipped with the arc touch-control on the control circuit unit, be equipped with a plurality of touch-control switches that set up along the regional circumference of arc touch-control on the arc touch-control region, each touch-control switch can break away from the operating condition under the butt and the smart machine's of control operating condition and/or this smart machine operating condition with trigger portion butt or with touch-control switch in proper order under the rotatory effect of knob, make the utility model discloses intelligence need not fixed mounting on the wall, also can be used to control smart machine between two parties's smart machine, and the flexibility is higher.

Description

Intelligent switch panel

Technical Field

The utility model relates to an intelligence house equipment field especially relates to an intelligent switch panel.

Background

The intelligent home is characterized in that various devices in the home are connected together through the Internet of things technology so as to provide convenience and an all-round information interaction function. The intelligent switch panel is a common basic device in intelligent home equipment and is a switch controller for controlling various intelligent devices in the intelligent home. However, the existing intelligent switch panel generally replaces the original traditional switch socket panel to realize intellectualization, so the existing intelligent switch panel needs to depend on a junction box which is constructed and arranged in advance to carry out installation work, namely, the existing intelligent switch panel needs to be arranged on the wall surface, the continuity and the aesthetic property of the wall decoration surface are easy to damage during installation, and the installation position of the intelligent switch panel can be usually fixed at the fixed position of the wall surface, so that the flexible use performance of the intelligent switch panel is lower.

SUMMERY OF THE UTILITY MODEL

An it is not enough to prior art, the utility model aims to provide an intelligent switch panel, it need not fixed mounting on the wall, also can be used to control intelligent equipment between the house, and the flexibility is higher, and can avoid destroying the continuity and the aesthetic property of wall decorative cover.

The purpose of the utility model is realized by adopting the following technical scheme:

an intelligent switch panel comprising:

a hollow base;

the hollow knob is rotatably sleeved at the end part of the opening of the base, an accommodating cavity is formed between the inner cavity of the knob and the inner cavity of the base, and a triggering part is arranged on the inner wall of the knob;

the circuit control device comprises a control circuit unit, a battery and a wireless communication assembly, and is arranged in the accommodating cavity, the battery and the wireless communication assembly are arranged on the control circuit unit, the battery is used for supplying power to the control circuit unit, the wireless communication assembly is used for being in communication connection with a wireless communication system of external intelligent equipment, an arc touch area is further arranged on the control circuit unit, a plurality of edges are arranged on the arc touch area, touch switches are circumferentially arranged on the arc touch area, and each touch switch can sequentially abut against the triggering part or disengage from the abutting against the touch switch to control the working state of the intelligent equipment and/or working parameters under the working state of the intelligent equipment under the rotating effect of the knob.

Further, the utility model discloses still including display element, display element locates the control circuit unit dorsad on the terminal surface of base and with control circuit unit electric connection, display element's display surface dorsad the control circuit unit is used for showing operating condition and/or the operating parameter under this operating condition of smart machine, the knob is self open end dorsad also for uncovered structure, so that display element's display surface communicates with each other with the external world.

Furthermore, the number of the trigger parts is multiple, the interval between every two adjacent trigger parts is uniform, and the arc-shaped touch area is located between any two adjacent trigger parts.

Furthermore, the control circuit unit comprises a main control circuit board and a first control circuit board, the main control circuit board is arranged in the inner cavity of the base, the battery is arranged on the main control circuit board and electrically connected with the main control circuit board, the first control circuit board is arranged on the opening end face of the inner cavity of the base and electrically connected with the main control circuit board, and the arc-shaped touch area is arranged on the first control circuit board.

Furthermore, the display assembly comprises a display panel and a display lining board, the display panel is electrically connected with the first control circuit board through the display lining board, the first control circuit board faces the end face of the display lining board and is provided with a plurality of button switches, and the display lining board faces the end face of the first control circuit board and is provided with a plurality of elastic conductive pressing parts which correspond to the button switches one by one and are electrically connected with the button switches in an elastic mode.

Furthermore, a limiting part is formed in the knob and close to a port of the display board along the circumferential direction of the display board, and the display board is limited by the limiting part from the display lining board back to the freedom degree of movement of the display lining board in the direction.

Furthermore, each touch switch is arranged on the edge of the end face of the first control circuit board, which faces away from the main control circuit board, and the touch switches are arranged at intervals along the circumferential direction of the first control circuit board.

Further, the base includes fixing base and bearing seat, the fixing base is the open hollow structure in both ends, bearing seat with the fixing base dorsad the one end of knob is connected, main control circuit board fixed mounting in on the bearing seat.

Furthermore, the battery is a rechargeable lithium battery, the base further comprises a hollow mounting seat, the opening end face of the inner cavity of the mounting seat is connected with the end face of the main control circuit board in a back-to-back manner, the control circuit unit further comprises a second control circuit board, the second control circuit board is fixedly mounted in the inner cavity of the mounting seat and penetrates through the conductive plug connectors to be arranged on the bearing seat and the main control circuit board electrically connected, and the mounting seat is provided with a magnetic suction charging interface electrically connected with the second control circuit board for charging the lithium battery.

Furthermore, the end face, back to the bearing seat, of the second control circuit board is electrically connected with an electric connector, and the second control circuit board is electrically connected with the electric interface through the electric connector.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the utility model discloses an intelligent switch panel is connected through wireless communication subassembly and external smart machine communication when using, is the control circuit unit power supply through the battery, through rotatory knob, makes trigger portion and touch switch contact or break away from the operating condition of controlling smart machine and/or the operating parameter under this operating condition, makes the utility model discloses an intelligent switch panel need not fixed mounting on the wall, also can be used to control smart home smart machine between two parties to can avoid destroying the continuity and the aesthetic property of wall decorative cover, the flexibility is higher.

Drawings

Fig. 1 is a schematic sectional view of the intelligent switch panel of the present invention;

fig. 2 is an exploded schematic view of the intelligent switch panel of the present invention;

fig. 3 is a schematic structural diagram of a first control circuit board according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a display lining plate according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a fixing base according to an embodiment of the present invention;

fig. 6 is another angle structure diagram of the fixing base according to the embodiment of the present invention;

fig. 7 is the structure schematic diagram of the intelligent switch panel of the present invention.

In the figure: 10. a base; 101. a fixed seat; 1011. a battery protection cover; 1012. a through hole; 102. a bearing seat; 103. a mounting base; 1031. the charging interface is magnetically attracted; 1032. an electrical connection; 20. a knob; 201. a trigger section; 202. an annular limiting step; 30. a control circuit unit; 301. a main control circuit board; 302. a first control circuit board; 3021. an arc-shaped touch area; 30211. a touch switch; 3022. a push-button switch; 303. a second control circuit board; 3031. a conductive thimble; 31. a battery; 32. a conductive connection unit; 40. a display component; 401. a display panel; 402. displaying the lining plate; 4021. an elastic conductive pressing part; 50. isolating the fixed plate; 501. an electrical isolator.

Detailed Description

In the following, the present invention is described with priority in conjunction with the accompanying drawings and the detailed description, and it should be noted that, in the premise of no conflict, the embodiments or technical features described below may be arbitrarily combined to form a new embodiment.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "horizontal", "vertical", "top", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; either directly or indirectly through intervening media, or through both elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

The implementation mode is as follows:

referring to fig. 1 to 7, the present invention discloses an intelligent switch panel, which includes a hollow base 10, a hollow knob 20 and a circuit control device. The knob 20 is rotatably sleeved on the open end of the base 10, so that the knob 20 can rotate around the central axis of the base 10, specifically, the inner wall of the knob 20 is sleeved on one end of the base 10 through a shaft sleeve, and the knob 20 rotates 360 degrees around the central axis of the base 10; an accommodating cavity is formed by the inner cavity of the knob 20 and the inner cavity of the base 10, and a trigger part 201 is arranged on the inner wall of the knob 20; the circuit control device is arranged in the accommodating cavity and comprises a control circuit unit 30, a battery 31 and a wireless communication assembly, the control circuit unit 30 is arranged in the accommodating cavity, the battery 31 and the wireless communication assembly are both arranged on the control circuit unit 30, the battery 31 is used for supplying power to the control circuit unit 30, the wireless communication assembly is used for being in communication connection with a wireless communication system of external intelligent equipment, an arc-shaped touch area 3021 is further arranged on the control circuit unit 30, a plurality of touch switches 30211 circumferentially arranged along the arc-shaped touch area 3021 are arranged on the arc-shaped touch area 3021, the touch switches 30211 are capacitive touch switches, and each touch switch 30211 can be sequentially abutted against the trigger part 201 or separated from the touch switch 30211 under the rotation effect of the knob 20 to control the working state of the intelligent equipment and/or working parameters of the intelligent equipment under the working state. As a result, the operating state of the smart device and/or the operating parameters of the smart device in the operating state are controlled by the control circuit unit 30 by the touch switch 30211 coming into or out of contact with the trigger 201.

The utility model discloses an intelligence flush mounting plate of switch is when using, is connected with external smart machine communication through the wireless communication subassembly, is the power supply of control circuit unit 30 through battery 31, through rotatory knob 20, makes trigger portion 201 contact with each touch switch 30211 in proper order or break away from the operating condition who controls smart machine, or controls the operating parameter under the smart machine operating condition, or controls the operating condition of smart machine and the operating parameter of this smart machine operating condition, makes the utility model discloses an intelligence flush mounting plate of switch need not fixed mounting on the wall, also can be used to control smart machine between the house to can avoid destroying the continuity and the aesthetic property of wall decorative cover, the flexibility is higher.

It should be noted that the control circuit unit 30 is used for controlling the operating state of the intelligent device and/or the operating parameters of the intelligent device in the operating state, and is a mature technology in the existing intelligent circuit control field, and therefore will not be described herein. The display of the working state of the intelligent device refers to the on or off state of the intelligent device, and the working parameters of the intelligent device in the working state refer to working parameters such as volume or temperature.

On the basis of the structure, the intelligent switch panel of the utility model also comprises a display component 40, the display component 40 is arranged on the end face of the control circuit unit 30, which is back to the base 10, and is electrically connected with the control circuit unit 30, and the display surface of the display component 40 is back to the control circuit unit 30, so that the display component 40 can display the working state of the intelligent device and/or the working parameters of the intelligent device under the working state; of course, the opening end of the knob 20 facing away from itself is also an open structure to communicate the display surface of the display assembly 40 with the outside.

In this embodiment, the control circuit unit 30 includes a main control circuit board 301 and a first control circuit board 302, the main control circuit board 301 is disposed in the inner cavity of the base 10, the battery 31 is disposed on the main control circuit board 301 and electrically connected to the main control circuit board 301, and the first control circuit board 302 is disposed on the opening end surface of the inner cavity of the base 10 and electrically connected to the main control circuit board 301. It can be understood that the battery 31 is charged on the main control circuit board 301, the first control circuit board 302 is controlled by the main control circuit board 301, the touch switch 30211 is disposed on the first control circuit board 302, and the display module 40 is electrically connected to the first control circuit board 302.

Specifically, the display module 40 includes a display panel 401 and a display lining board 402, the display panel 401 is electrically connected to the first control circuit board 302 through the display lining board 402, of course, the display panel 401 covers the display lining board 402, the end surface of the first control circuit board 302 facing the display lining board 402 is provided with a plurality of button switches 3022, and the end surface of the display lining board 402 facing the first control circuit board 302 is provided with a plurality of elastic conductive pressing portions 4021 which are in one-to-one correspondence with the button switches 3022 and are electrically connected to the button switches 3022. Therefore, as can be understood by those skilled in the art, before the elastic conductive pressing part 4021 is not pressed, the electrical connection between each button switch 3022 and the elastic conductive pressing part 4021 mainly makes the display panel 401 display the operating state of the smart device and/or the operating parameters in the operating state; when the mode of above-mentioned smart machine needs to be switched, the user can make each electrically conductive pressure unit 4021 of elasticity press each button switch 3022 to switch the mode of above-mentioned smart machine through pressing display panel 401, makes the utility model discloses an intelligent switch panel possesses the switching function.

Of course, the program for controlling the switching function of the working mode of the intelligent device is also controlled by the main control circuit board. That is, the operating condition of controlling above-mentioned equipment and/or the working parameter under this smart machine operating condition and the switching function of this smart machine mode mainly are controlled by main control circuit board 301, and when needing to change display module 40 or under other circumstances, need not to change main control circuit board 301 again, only need correspond change first control circuit board 302 the structure can, be convenient for the utility model discloses the maintenance in later stage.

In this embodiment, a limit portion is formed in the knob 20 at a port close to the display panel 401 along the circumferential direction thereof, and the display panel 401 is limited by the limit portion in the degree of freedom of movement from the display lining plate 402 in the direction away from the display lining plate 402, thereby preventing the display panel 401 from falling out of the knob 20. Of course, in other embodiments, the display panel 401 may be fixed at the upper opening of the knob 20 by other means, such as by gluing, which is not limited herein.

In the present embodiment, six touch switches 30211 are provided, and the arc-shaped touch area 3021 is disposed at the edge of the end surface of the first control circuit board 302 facing away from the main control circuit board 301, so that each touch switch 30211 is located at the edge of the end surface of the first control circuit board 302 facing away from the main control circuit board 301, so that each touch switch 30211 is convenient to be abutted against the trigger portion 201 for conduction.

It should be noted that, the plurality of touch switches 30211 are arranged to increase the contact range between the touch switch 30211 and the trigger portion 201 for determining the rotation direction of the knob 20, for example, when the knob 20 is rotated clockwise, the trigger portion 201 is sequentially contacted with the touch switches 30211 from left to right clockwise, for example, when the knob 20 is rotated counterclockwise, the trigger portion 201 is sequentially contacted with the touch switches 30211 from right to left clockwise, so as to determine that the knob 20 controls the operating parameters in the operating state of the smart device by rotating clockwise or counterclockwise.

Of course, in other embodiments, four or eight touch switches 30211 may be provided, which is not limited herein, that is, the specific number of touch switches 30211 is reasonably changed by the inventor according to the usage scenario of the intelligent switch panel of the present invention, and therefore, it should also fall within the protection scope of the present invention for a person skilled in the art to reasonably change the number of touch switches 30211.

In this embodiment, a plurality of trigger parts 201 are provided, the interval between each two adjacent trigger parts 201 is uniform, and the arc-shaped touch area 3021 is located between any two adjacent trigger parts 201. Therefore, as can be understood by those skilled in the art, only one trigger 201 abuts against six touch switches 30211 in the arc-shaped touch area 3021 at the same time, so as to control an operating parameter (e.g., an increase or decrease function of volume) of the smart device. The trigger parts 201 of the present embodiment are provided with four to equally divide the angle of rotation of the knob 20 into four equal parts. Specifically, it can be understood that, because the knob 20 can rotate 360 degrees around the central axis of the base 10, the interval between the two adjacent triggering portions 201 is uniform, that is, the angle of the knob 20 can be equally divided into four equal parts, so that the phenomenon of idle rotation when the knob 20 is rotated to control the working parameters of the intelligent device in the working state can be avoided.

Of course, in other embodiments, the number of the trigger portions 201 may be six, so as to equally divide the rotation angle of the knob 20 into six equal parts, which is not limited herein. Therefore, it is within the scope of the present invention for those skilled in the art to reasonably change the number of the triggering portions 201.

In this embodiment, the base 10 includes a fixing base 101 and a supporting base 102, the fixing base 101 is a hollow structure with two open ends, the supporting base 102 is connected to one end of the fixing base 101 opposite to the knob 20, the main control circuit board 301 is fixedly mounted on the supporting base 102, and the first control circuit board 302 is disposed on an opening end surface of the fixing base 101 near one end of the display module 40 and is limited by the annular limiting step 202 protruding circumferentially on the inner wall of the knob 20 to move upward. The inner cavity of the fixing base 101 is further provided with a battery protection cover 1011, and the battery 31 fixedly mounted on the main control circuit board 301 is covered by the battery protection cover 1011, so that the purpose of protecting the battery 31 is achieved. Specifically, the end of the battery protection cover 1011 facing the first control circuit board 302 is a closed end, and the end of the battery protection cover 1011 facing away from the first control circuit board 302 is an open end.

Therefore, the closed end of the battery protection cover 1011 provides a certain electrical isolation between the first control circuit board 302 and the main control circuit board 301. Of course, a through hole 1012 is formed between the battery protection cover 1011 and the inner wall of the fixing base 101, and the main control circuit board 301 passes through the through hole 1012 through the conductive connection unit 32 to be electrically connected to the first control circuit board 302, so as to avoid affecting the conduction between the main control circuit board 301 and the first control circuit board 302.

In this embodiment, the battery 31 is a rechargeable lithium battery 31, the base 10 further includes a hollow mounting seat 103, an open end surface of an inner cavity of the mounting seat 103 is connected to an end surface of the supporting seat 102 facing away from the main control circuit board 301, the control circuit unit 30 further includes a second control circuit board 303, the second control circuit board 303 is fixedly mounted in the inner cavity of the mounting seat 103 and electrically connected to the main control circuit board 301 through a conductive plug connector penetrating through the supporting seat 102, wherein the plug connector is a conductive thimble 3031.

In this embodiment, an isolating fixing plate 50 and an electrical isolating member 501 are further disposed in the inner cavity of the mounting seat 103, the isolating fixing plate 50 is fixedly mounted on the end surface of the supporting seat 102 facing away from the main control circuit board 301, and the electrical isolating member 501 is fixedly mounted on the end surface of the isolating fixing plate 50 facing away from the supporting seat 102, so as to provide electrical isolation between the second control circuit board 303 and the main control circuit board 301.

In this embodiment, a magnetic charging interface 1031 electrically connected to the second control circuit board 303 is disposed on the mounting base 103, wherein an electrical connector 1032 is electrically connected to an end surface of the second control circuit board 303 facing away from the supporting base 102, the second control circuit board 303 and the electrical interface are electrically connected through the electrical connector 1032, and the magnetic charging interface 1031 is used for charging the lithium battery 31. Utilize magnet on the interface 1031 that charges of magnetism to inhale can make its inseparable electricity with the charging wire be connected, in addition, utilize the characteristics that magnet homopolar repulsion, heteropolar attraction can prevent that the interface 1031 that charges of magnetism from connecing with the charging wire wrong.

In this embodiment, the bottom surface of the mounting seat 103 is a tilted horizontal plane, so that the utility model discloses an intelligent switch panel can be placed on a horizontal desktop in a tilted manner and used (as shown in fig. 7), so that the user can operate the knob 20 conveniently, and the human engineering is met.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. An intelligent switch panel, comprising:

a hollow base (10);

the hollow knob (20) is rotatably sleeved at the end part of the opening of the base (10), an accommodating cavity is formed between the inner cavity of the knob (20) and the inner cavity of the base (10), and a trigger part (201) is arranged on the inner wall of the knob (20);

the circuit control device comprises a control circuit unit (30), a battery (31) and a wireless communication assembly, and is arranged in the accommodating cavity, wherein the battery (31) and the wireless communication assembly are arranged on the control circuit unit (30), the battery (31) is used for supplying power to the control circuit unit (30), the wireless communication assembly is used for being in communication connection with a wireless communication system of an external intelligent device, an arc-shaped touch area (3021) is further arranged on the control circuit unit (30), a plurality of touch switches (30211) are arranged on the arc-shaped touch area (3021) along the circumferential direction of the arc-shaped touch area (3021), and each touch switch (30211) can be sequentially abutted against a trigger part (201) or disengaged against the touch switch (30211) under the rotation action of a knob (20) to control the working state of the intelligent device and/or working parameters under the working state of the intelligent device.

2. The intelligent switch panel according to claim 1, further comprising a display component (40), wherein the display component (40) is disposed on an end surface of the control circuit unit (30) facing away from the base (10) and electrically connected to the control circuit unit (30), a display surface of the display component (40) facing away from the control circuit unit (30) is used for displaying an operating state of the intelligent device and/or operating parameters under the operating state, and an opening end of the knob (20) facing away from itself is also open, so that the display surface of the display component (40) is communicated with the outside.

3. The intelligent switch panel according to claim 2, wherein the number of the triggering portions (201) is multiple, the interval between each two adjacent triggering portions (201) is uniform, and the arc-shaped touch area (3021) is located between any two adjacent triggering portions (201).

4. An intelligent switch panel as claimed in claim 3, wherein the control circuit unit (30) comprises a main control circuit board (301) and a first control circuit board (302), the main control circuit board (301) is disposed in the inner cavity of the base (10), the battery (31) is disposed on the main control circuit board (301) and electrically connected to the main control circuit board (301), the first control circuit board (302) is disposed on the open end surface of the inner cavity of the base (10) and electrically connected to the main control circuit board (301), and the arc-shaped touch area (3021) is disposed on the first control circuit board (302).

5. The intelligent switch panel according to claim 4, wherein the display assembly (40) comprises a display panel (401) and a display lining board (402), the display panel (401) is electrically connected with the first control circuit board (302) through the display lining board (402), the end surface of the first control circuit board (302) facing the display lining board (402) is provided with a plurality of button switches (3022), and the end surface of the display lining board (402) facing the first control circuit board (302) is provided with a plurality of elastic conductive pressing parts (4021) which correspond to the button switches (3022) one by one and are elastically and electrically connected with the button switches (3022).

6. An intelligent switch panel according to claim 5, wherein a limit portion is formed at a port of the knob (20) near the display panel (401) along a circumferential direction thereof, and the display panel (401) is limited by the limit portion from a degree of freedom of movement of the display panel (402) in a direction away from the display panel (402).

7. An intelligent switch panel as claimed in claim 4, wherein each touch switch (30211) is disposed on the edge of the end surface of the first control circuit board (302) facing away from the main control circuit board (301), and each touch switch (30211) is disposed at intervals along the circumference of the first control circuit board (302).

8. An intelligent switch panel according to claim 4, wherein the base (10) comprises a fixing base (101) and a supporting base (102), the fixing base (101) is a hollow structure with two open ends, the supporting base (102) is connected with one end of the fixing base (101) facing away from the knob (20), and the main control circuit board (301) is fixedly mounted on the supporting base (102).

9. The intelligent switch panel according to claim 8, wherein the battery (31) is a rechargeable lithium battery (31), the base (10) further includes a hollow mounting seat (103), an opening end surface of an inner cavity of the mounting seat (103) is connected to an end surface of the supporting seat (102) facing away from the main control circuit board (301), the control circuit unit (30) further includes a second control circuit board (303), the second control circuit board (303) is fixedly mounted in the inner cavity of the mounting seat (103) and is inserted into the supporting seat (102) through a conductive connector, and is electrically connected to the main control circuit board (301), and the mounting seat (103) is provided with a magnetic charging interface (1031) electrically connected to the second control circuit board (303) for charging the lithium battery (31).

10. An intelligent switch panel as claimed in claim 9, wherein an electrical connector (1032) is electrically connected to the end of the second control circuit board (303) facing away from the support base (102), and the second control circuit board (303) is electrically connected to the electrical interface through the electrical connector (1032).