Central control switch

Abstract

The utility model discloses a central control switch, comprising a housing, a PCB board, at least one first switch assembly and at least one second switch assembly, the PCB board is provided with a detection switch and a first microswitch corresponding to the first switch assembly, and a second microswitch and a third microswitch corresponding to the second switch assembly; the first switch assembly comprises a first rocker rotationally connected with the shell, one end of the first rocker is rotationally connected with a roller shaft provided with a roller, one end of the roller shaft is connected with an induction piece provided with fan blades through a gear set, the induction piece corresponds to the detection switch in position, and the end, away from the roller, of the first rocker abuts against the first microswitch. The second switch assembly comprises a second rocker rotationally connected with the shell, the two ends of the second rocker abut against the second microswitch and the third microswitch respectively, and a key is arranged at the end, away from the second microswitch, of the second rocker. According to the utility model, multiple functions are integrated for control, the structure is simple, and the controllability is reliable and stable.

Description

Technical Field

[0001] The utility model relates to the technical field of switches, in particular to a central control switch for an automobile. Background Art

[0002] As the functions of automobiles become more and more abundant, the function switches of automobile center consoles are also increasing. At present, in order to meet the diversified function adjustment, most automobiles add corresponding function switches to the center console. Correspondingly, while increasing the number of automobile function switches, more switch component production molds need to be added accordingly, which is not conducive to saving costs and speeding up production efficiency. In addition, for the center control switches using some conventional physical buttons, there are situations where the operating feel is not strong, and the control failure and control stability are poor due to poor button contact.

[0003] Therefore, a central control switch with diversified functions, simple structure and stable operation is needed. Utility Model Content

[0004] The purpose of the utility model is to provide a central control switch, which well solves the problems mentioned in the above background technology.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A central control switch comprises a housing and a PCB board installed in the housing, wherein the inner cavity of the housing is provided with at least one first switch assembly and at least one second switch assembly, the PCB board is provided with a detection switch and a first micro switch corresponding to the first switch assembly, and a second micro switch and a third micro switch corresponding to the second switch assembly; the first switch assembly comprises a first seesaw rotatably connected to the housing, one end of the first seesaw is rotatably connected to a roller shaft provided with a roller, one end of the roller shaft is connected to a gear set, an output shaft of the gear set is connected to a sensing member provided with a fan blade, the fan blade on the sensing member corresponds to the position of the detection switch, and the first seesaw abuts against the first micro switch at one end away from the roller; the second switch assembly comprises a second seesaw rotatably connected to the housing, two ends of the second seesaw abut against the second micro switch and the third micro switch respectively, and a button is provided at one end of the second seesaw abutting against the second micro switch; the housing has a first opening for the first seesaw and the second seesaw to extend out, and the roller and the button are distributed on the same side of the exterior of the housing.

[0007] Furthermore, the PCB is located above the first switch assembly and the second switch assembly, and the detection switch, the first micro switch, the second micro switch and the third micro switch are arranged on the lower surface of the PCB. In this way, the position of the PCB is higher than the water inlet, and even if water inflow occurs, the water flow will not contact the PCB.

[0008] Furthermore, the housing is provided with a limit block located below the first micro switch, and the limit block abuts against the first seesaw at the lower part of one end close to the first micro switch. By providing the limit block, the first seesaw can be limited to ensure that the user can only press down to turn the roller.

[0009] Furthermore, the roller shaft is provided with a gear mechanism for sensing the rotation angle of the roller at one end away from the gear set, the gear mechanism comprising a gear and a gear spring, the gear being connected to the roller shaft, and the gear having a bent portion engaged with the gear. The elastic force provided by the gear spring can be used to engage the bent portion with the gear, thereby achieving gear tactile control and increasing the operating feel.

[0010] Furthermore, the housing is provided with a decorative piece on one side close to the button and the roller, and the decorative piece is provided with assembly recesses corresponding to the roller and the button, respectively, and the assembly recess has a second opening for the first rocker and the second rocker to extend out, and a light-transmitting panel is provided above the assembly recess, and the surface of each light-transmitting panel is provided with decorative piece characters corresponding to the roller and the button, respectively, and the upper surface of the PCB board is provided with a first lamp body, and the housing is provided with a light guide port for guiding light toward the decorative piece characters. The decorative piece can be used to cover and decorate, thereby improving the overall aesthetics of the central control switch; at the same time, the light generated by the first lamp body is used to illuminate the decorative piece characters on the light-transmitting panel, so that the user can clearly see the functional role indicated by the roller or the button.

[0011] Furthermore, the second seesaw is provided with a shading plate at one end close to the key, a positioning groove is formed between the shading plate and the second seesaw, a light guide is provided in the positioning groove, a second lamp body is provided on the lower surface of the PCB board, a key character is provided on the upper part of the key, and two ends of the light guide extend toward the second lamp body and the key character respectively. Through the cooperation of the shading plate and the second seesaw, another light path can be formed inside the second seesaw, so that the light generated by the second lamp body can be transmitted through the light guide and illuminate the key character on the key, and since the shading plate is provided, light leakage is avoided.

[0012] Furthermore, the decorative element and / or the housing is provided with a mounting clip, and the mounting clip is provided with an elastic spring member. In this way, the central control switch can be mounted on the central console of the car by means of the mounting clip.

[0013] Furthermore, a decorative cover is provided below the assembly recess corresponding to the roller, and the decorative cover is buckled and connected with the decorative part. In this way, the roller is assembled from bottom to top, and after the installation is completed, a decorative cover is assembled by buckling to achieve concealment. Due to the hidden installation, the user is not easy to see the decorative cover below, which improves the appearance effect.

[0014] Furthermore, the PCB board is provided with a pin assembly for connecting the connector. In this way, the central control switch can be conveniently connected to the vehicle computer on the vehicle by using the wiring harness on the connector.

[0015] Furthermore, the second switch assembly is provided in plurality, and the plurality of second switch assemblies are symmetrically distributed on both sides of the first switch assembly. In this way, the buttons are symmetrically distributed around both sides of the roller, making the central control switch look beautiful.

[0016] As an example, the first switch assembly is provided with one, and the second switch assembly is provided with four. The first switch assembly uses the rotation of the roller to adjust the volume, and the four second switch assemblies use the up and down toggle buttons to respectively realize the functions of air conditioning air volume adjustment, air conditioning temperature adjustment, electronic glove box opening and closing, and custom buttons. The decorative characters on the surface of the light-transmitting panel corresponding to the four buttons correspond to the patterns of "air conditioning air volume characters", "air conditioning temperature characters", "electronic glove box characters" and "custom characters", respectively, and the decorative characters on the surface of the light-transmitting panel corresponding to the roller correspond to the pattern of "volume characters", and the key characters on the four buttons are a straight line pattern.

[0017] Compared with the prior art, the utility model provides a central control switch, which has the following beneficial effects:

[0018] The utility model designs two seesaw switch structures, one of which is operated by toggling a button up and down, and the other is operated by a combination of rolling and toggling a roller up and down. The seesaw structure is used to toggle the trigger micro switch, and the roller drives the sensor to rotate and cooperate with the detection switch to achieve a multi-speed adjustment effect. Since the two operation modes of up and down toggling and rolling are used to control and adjust different functional switches, a central control switch is integrated with multiple functional controls and has a strong sense of operation. At the same time, the buttons and rollers corresponding to the different functional switches are assembled on the shell and distributed on the same side. When in use, the lever principle of the seesaw switch structure is used to trigger the corresponding micro switch. The structure is relatively simple and the operation is labor-saving, and the controllability is more reliable and stable. When installed on the center console of the car, it has a more beautiful and neat appearance. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0020] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0021] Figure 2 It is a front view of the utility model;

[0022] Figure 3 for Figure 2 Schematic diagram of the cross section along the AA direction;

[0023] Figure 4 for Figure 2 Schematic diagram of the cross section along the BB direction;

[0024] Figure 5 It is a schematic diagram of the overall assembly of the utility model;

[0025] Figure 6 is a top view of the first switch assembly;

[0026] Figure 7 is an exploded view of the parts of the first switch assembly;

[0027] Figure 8 is a top view of the second switch assembly;

[0028] Fig. 9 is an exploded view of parts of the second switch assembly;

[0029] Fig.10 is a schematic diagram of assembling the first switch assembly, the second switch assembly and the housing;

[0030] Fig.11 It is a structural diagram of the PCB board;

[0031] Fig.12 This is a schematic diagram of the assembly of the housing, PCB board, and cover plate;

[0032] Fig.13 It is a schematic diagram of the assembled housing and cover plate;

[0033] Fig.14 This is a schematic diagram of the assembly of decorative parts.

[0034] Figure numerals: 1, shell; 11, shell; 111, first opening; 112, limit block; 113, clamping shaft; 114, limit column; 115, positioning column; 12, cover plate; 121, light guide port; 2, PCB board; 21, detection switch; 22, first micro switch; 23, second micro switch; 24, third micro switch; 25, first lamp body; 26, second lamp body; 27, pin assembly; 28, connector; 3, first switch assembly; 31, first rocker; 311, shaft hole; 312, limit guide hole; 32, roller shaft; 33, roller; 34, gear set; 341 , input gear; 342, intermediate gear; 343, output gear; 35, induction component; 351, fan blade; 36, gear mechanism; 361, gear gear; 362, gear spring; 4, second switch assembly; 41, second rocker; 411, positioning groove; 42, button; 421, button character; 43, shading plate; 44, light guide; 5, decorative part; 51, assembly recess; 52, second opening; 53, light-transmitting panel; 531, decorative part character; 54, positioning socket; 6, installation clip; 61, elastic spring component; 7, decorative part cover; 8, buckle; 9, block; 10, screw. DETAILED DESCRIPTION

[0035] The technical solution of the utility model will be clearly and completely described below through detailed embodiments and in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0036] Please refer to Figure 1 to Figure 14The present embodiment provides a central control switch, including a housing 1 and a PCB board 2 installed in the housing 1, wherein the inner cavity of the housing 1 is provided with at least one first switch assembly 3 and at least one second switch assembly 4, the PCB board 2 is provided with a detection switch 21 and a first micro switch 22 corresponding to the first switch assembly 3, and a second micro switch 23 and a third micro switch 24 corresponding to the second switch assembly 4; the first switch assembly 3 includes a first seesaw 31 rotatably connected to the housing 1, one end of the first seesaw 31 is rotatably connected to a roller shaft 32 provided with a roller 33, one end of the roller shaft 32 is connected to a gear set 34, and the output shaft of the gear set 34 is connected to a gear set The sensing member 35 is provided with a fan blade 351, and the fan blade 351 on the sensing member 35 corresponds to the position of the detection switch 21. The first seesaw 31 abuts against the first micro switch 22 at the end away from the roller 33; the second switch assembly 4 includes a second seesaw 41 rotatably connected to the shell 1, and the two ends of the second seesaw 41 abut against the second micro switch 23 and the third micro switch 24 respectively, and the second seesaw 41 is provided with a button 42 at the end away from the second micro switch 23; the shell 1 has a first opening 111 for the first seesaw 31 and the second seesaw 41 to extend out, and the roller 33 and the button 42 are distributed on the same side of the outside of the shell 1. In this way, two seesaw switch structures are designed, one of which is operated by toggling a button up and down, and the other is operated by a combination of rolling and toggling a roller up and down. The seesaw structure is used to toggle the micro switch to trigger the micro switch, and the roller drives the sensor to rotate and cooperate with the detection switch to achieve a multi-speed adjustment effect. Since the two operation modes of toggling up and down and rolling are used to control and adjust different function switches, a central control switch is integrated with multiple function controls and has a strong sense of operation. At the same time, the buttons and rollers corresponding to different function switches are assembled on the shell and distributed on the same side. When in use, the lever principle of the seesaw switch structure is used to trigger the corresponding micro switch. The structure is relatively simple and the operation is labor-saving, and the controllability is more reliable and stable. It has a more beautiful and neat appearance when installed on the center console of the car.

[0037] In some embodiments, reference Figure 1 , Figure 5 and Fig.11 The PCB board 2 is provided with a pin assembly 27 for connecting a connector 28. In this way, the wiring harness on the connector can be used to conveniently connect the central control switch to the vehicle computer on the vehicle. As an example, the model of the connector is 303206001AAW.

[0038] refer to Figure 3 to Figure 5 , Fig.11 and Fig.12As a preferred embodiment, the PCB board 2 is located above the first switch assembly 3 and the second switch assembly 4, and the detection switch 21, the first micro switch 22, the second micro switch 23 and the third micro switch 24 are arranged on the lower surface of the PCB board 2. In this way, the position of the PCB board is higher than the water inlet, and even if water inflow occurs, the water flow will not contact the PCB board.

[0039] As an example, the first micro switch 22 , the second micro switch 23 and the third micro switch 24 are all ALPS micro switches, and the specification model thereof is SKSTAAE010.

[0040] In some embodiments, reference Figure 6 and Figure 7 The gear set 34 includes an input gear 341, an intermediate gear 342 and an output gear 343 which are meshed and connected in sequence. The input gear 341 is connected to the roller shaft 32, and the output gear 343 is coaxially connected to the induction member 35.

[0041] Preferably, Fig.11 As shown, the detection switch 21 is a slot-type photoelectric sensor having a sensing groove for the fan blade 351 to pass through, and its specification model is AUKKIT3032S. The sensing part is driven to rotate by a three-stage gear, thereby continuously switching the opening and closing state of the optical coupling to achieve functional output. In addition, the transmission connection between the sensing part and the roller is realized through a gear set. By setting a reasonable transmission ratio, the control accuracy of the optical coupling and the compactness of the structure can be taken into account. As an example, the input gear is M0.6 / Z10, the intermediate gear is M0.6 / Z20, the output gear is M0.6 / Z8, and the fan blade on the sensing part is provided with eight, so that one tooth position corresponds to two gears.

[0042] In some more specific embodiments, Fig.12 As shown, the housing 1 includes a cover plate 12 and a housing 11 that are snap-fitted together, and screws 10 for locking are connected between the housing 11, the PCB board 2, and the cover plate 12. Fig.14 As shown, the button 42 is buckled and connected to the second rocker 41 through the cooperation of the buckle 8 and the block 9. Figure 7 As shown, the first rocker plate 31 is provided with a cantilever buckle that is snap-fitted with the roller shaft 32 .

[0043] refer to Figure 3 , Figure 4 and Figure 6 to Figure 10, the first rocker 31 and the second rocker 41 are symmetrically provided with shaft holes 311 on both sides, and the housing 11 is correspondingly provided with a clamping shaft 113 rotatably connected to the shaft hole 311; the first rocker 31 and the second rocker 41 are provided with a limited guide hole 312, and the housing 11 is provided with a limited column 114 corresponding to the limited guide hole 312. Through the cooperation of the limited column and the limited guide hole, it is convenient to guide and limit the first rocker and the second rocker, so that it is not easy to deviate during the flipping process, and has high movement reliability.

[0044] In some embodiments, reference Figure 4 The housing 1 is provided with a limit block 112 located below the first micro switch 22, and the limit block 112 abuts against the first rocker 31 at the lower part of one end close to the first micro switch 22. By providing the limit block, the first rocker can be limited to ensure that the user can only press down to turn the roller. As an example, the limit block 112 is connected to the housing 11 as a whole.

[0045] In some improved embodiments, reference Figure 6 and Figure 7 The roller shaft 32 is provided with a gear mechanism 36 for sensing the rotation angle of the roller 33 at one end away from the gear set 34. The gear mechanism 36 includes a gear gear 361 and a gear spring 362. The gear gear 361 is connected to the roller shaft 32. The gear spring 362 has a bent portion that is engaged with the gear gear 361. The elastic force provided by the gear spring can make the bent portion engage with the gear gear, thereby achieving gear tactile control and increasing the operating feel. As an example, the gear spring 362 is a metal spring.

[0046] refer to Figure 1 to Figure 5 and Fig.14 In some improved embodiments, the housing 1 is provided with a decorative piece 5 on one side close to the button 42 and the roller 33. The decorative piece 5 is provided with assembly recesses 51 corresponding to the roller 33 and the button 42, respectively. The assembly recess 51 corresponds to a second opening 52 for the first rocker 31 and the second rocker 41 to extend out. A light-transmitting panel 53 is provided above the assembly recess 51. The surfaces of each light-transmitting panel 53 are provided with decorative piece characters 531 corresponding to the roller and the button, respectively. The upper surface of the PCB board 2 is provided with a first lamp body 25, and the housing 1 is provided with a light guide port 121 for guiding light toward the decorative piece characters 531. There are a plurality of first lamp bodies 25, and each first lamp body is distributed corresponding to the roller or the button, respectively. By setting the decorative piece, it is possible to cover and decorate, thereby improving the overall aesthetics of the central control switch; at the same time, such as Figure 3 and Figure 4As shown, the light generated by the first lamp body is used to illuminate the decorative element characters on the light-transmitting panel, so that the user can clearly see the function indicated by the roller or button.

[0047] Further, refer to Figure 3 , Figure 8 and Fig. 9 The second seesaw 41 is provided with a shading plate 43 at one end close to the key 42, a positioning groove 411 is formed between the shading plate 43 and the second seesaw 41, and a light guide 44 is provided in the positioning groove 411. The lower surface of the PCB board 2 is provided with a second lamp body 26, and the upper part of the key 42 is provided with a key character 421, and the two ends of the light guide 44 extend toward the second lamp body 26 and the key character 421 respectively. Among them, the second lamp body 26 has multiple ones, which are distributed corresponding to the keys respectively. Through the cooperation of the shading plate and the second seesaw, another light path can be formed inside the second seesaw, so that the light generated by the second lamp body can be transmitted through the light guide and illuminate the key character on the key, and because the shading plate is provided, light leakage is avoided. The decorative characters and the key characters are illuminated by different light paths respectively, so that the indication is clearer.

[0048] Preferably, the first lamp body 25 and the second lamp body 26 are LED lamps.

[0049] More specifically, Figure 3 and Fig. 9 As shown, the shading plate 43 is buckled and connected with the second rocker plate 41 through the cooperation of the buckle and the block, and the buckling method is adopted to facilitate the rapid assembly and disassembly of the light guide and the shading plate. Fig.14 As shown, the decorative piece 5 is provided with a positioning hole 54, and the housing 1 is correspondingly provided with a positioning pin 115, so that they can be quickly aligned and installed during assembly; a screw 10 for locking is connected between the decorative piece 5 and the housing 1.

[0050] In some more specific embodiments, the decorative element 5 and / or the housing 1 is provided with a mounting clip 6, and the mounting clip 6 is provided with an elastic spring 61. In this way, the central control switch can be mounted on the central console of the car by using the mounting clip. Figure 1 As shown, two mounting clips 6 are provided on the housing 1 , and three mounting clips 6 are provided on the decorative element 5 .

[0051] refer to Figure 4 , Figure 5 and Fig.14In some more specific embodiments, a decorative cover plate 7 is provided below the assembly recess corresponding to the roller 33, and the decorative cover plate 7 is buckled and connected with the decorative element 5. In this way, the roller is assembled from bottom to top, and after the installation is completed, a decorative cover plate is assembled by buckling to achieve concealment. Due to the hidden installation, the user is not easy to see the decorative cover plate below, which improves the appearance effect.

[0052] In some embodiments, the second switch assembly is provided in plurality, and the plurality of second switch assemblies are symmetrically distributed on both sides of the first switch assembly. In this way, the buttons are symmetrically distributed around both sides of the roller, making the central control switch look beautiful.

[0053] In a specific application example, as an example, Figure 1 , Figure 2 , Figure 5 , Figure 12 to Figure 14 As shown, the first switch assembly 3 is provided with one, and the second switch assembly 4 is provided with four. Figure 4 As shown, the first switch assembly 3 uses the rotation of the roller 33 to adjust the volume, and can be controlled by pressing and toggling downward; Figure 3 As shown, the four second switch components 4 use the up and down toggle buttons 42 to respectively realize the functions of air conditioning air volume adjustment, air conditioning temperature adjustment, electronic glove box opening and closing, and custom buttons. The decorative characters on the surface of the light-transmitting panel corresponding to the four buttons 42 correspond to the patterns of "air conditioning air volume characters", "air conditioning temperature characters", "electronic glove box characters" and "custom characters", respectively, and the decorative characters on the surface of the light-transmitting panel corresponding to the roller 33 correspond to the pattern of "volume characters", and these decorative characters can be illuminated by the first lamp body 25 corresponding to the upper surface of the PCB board 2; the key characters on the four buttons 42 are a straight line pattern, which can be illuminated by the second lamp body 26 corresponding to the lower surface of the PCB board 2 through the light guide 44. The decorative characters 531 and the key characters 421 are illuminated by different light paths to avoid light leakage and interference, making the indication clearer.

[0054] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

[0055] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A central control switch, comprising a housing and a PCB board installed in the housing, characterized in that: The inner cavity of the shell is provided with at least one first switch assembly and at least one second switch assembly, the PCB board is provided with a detection switch and a first micro switch corresponding to the first switch assembly, and a second micro switch and a third micro switch corresponding to the second switch assembly; the first switch assembly includes a first seesaw rotatably connected to the shell, one end of the first seesaw is rotatably connected to a roller shaft provided with a roller, one end of the roller shaft is connected to a gear set, the output shaft of the gear set is connected to a sensing member provided with fan blades, the fan blades on the sensing member correspond to the position of the detection switch, and the first seesaw abuts against the first micro switch at an end away from the roller; the second switch assembly includes a second seesaw rotatably connected to the shell, the two ends of the second seesaw abut against the second micro switch and the third micro switch respectively, and the second seesaw is provided with a button at an end away from the second micro switch; the shell has a first opening for the first seesaw and the second seesaw to extend out, and the roller and the button are distributed on the same side of the outside of the shell.

2. The central control switch according to claim 1, characterized in that: The PCB board is located above the first switch assembly and the second switch assembly, and the detection switch, the first micro switch, the second micro switch and the third micro switch are arranged on the lower surface of the PCB board.

3. The central control switch according to claim 2, characterized in that: The housing is provided with a limit block located below the first micro switch, and the limit block abuts against the lower part of one end of the first rocker plate close to the first micro switch.

4. The central control switch according to claim 1, characterized in that: The roller shaft is provided with a gear mechanism for sensing the rotation angle of the roller at one end away from the gear set. The gear mechanism includes a gear and a gear spring. The gear is connected to the roller shaft, and the gear spring has a bending portion that is engaged with the gear.

5. The central control switch according to claim 1, characterized in that: The shell is provided with a decorative piece on one side close to the button and the roller, and the decorative piece is respectively provided with assembly recesses corresponding to the roller and the button, and the assembly recess has a second opening for the first rocker and the second rocker to extend out, and a light-transmitting panel is provided above the assembly recess, and the surface of each light-transmitting panel is respectively provided with decorative piece characters corresponding to the roller and the button, the upper surface of the PCB board is provided with a first lamp body, and the shell is provided with a light guide port for guiding light toward the decorative piece characters.

6. The central control switch according to claim 5, characterized in that: The second rocker is provided with a shading plate at one end close to the key, a positioning groove is formed between the shading plate and the second rocker, the positioning groove is provided with a light guide, the lower surface of the PCB board is provided with a second lamp body, the upper part of the key is provided with key characters, and both ends of the light guide extend toward the second lamp body and the key characters respectively.

7. The central control switch according to claim 5, characterized in that: The decorative element and / or the housing is provided with a mounting clip, and the mounting clip is provided with an elastic spring element.

8. The central control switch according to claim 5, characterized in that: A decorative component cover plate is provided below the assembly recess corresponding to the roller, and the decorative component cover plate is buckled and connected with the decorative component.

9. The central control switch according to claim 1, characterized in that: The PCB board is provided with a pin assembly for connecting the connector.

10. The central control switch according to any one of claims 1 to 9, characterized in that: There are multiple second switch components, and the multiple second switch components are symmetrically distributed on both sides of the first switch component.

Images