Circuit board of automobile steering lamp controller

Abstract

The invention discloses an automobile steering lamp controller circuit board, and relates to the technical field of controller circuit boards, the automobile steering lamp controller circuit board comprises a mounting foot plate, the left and right ends of the top of the mounting foot plate are symmetrically provided with supporting legs, the tops of the supporting legs are provided with a shielding cover, and the side of the shielding cover is provided with a protective frame body. The optimal electromagnetic shielding effect can be realized by dynamically adjusting the distance between the carbon nanotube film shielding plate and the circuit board structure according to the electromagnetic interference condition, heat can be quickly transferred to the small liquid cooling structure from the semiconductor cooling fin under the cooperation of the dynamic temperature regulation and control assembly, and the small liquid cooling structure takes away the heat through the circulation of the cooling liquid, so that the heat dissipation efficiency is improved. The temperature of the heat pipe is reduced, so that the temperature of the circuit board structure is reduced, it is ensured that the circuit board structure can still work normally in a high-temperature environment, the heat dissipation performance of the circuit board structure is improved, and stable operation of the automobile steering lamp controller in a complex environment is ensured.

Description

Technical Field

[0001] The invention relates to the technical field of controller circuit boards, in particular to a circuit board for a car turn signal controller. Background Art

[0002] A high-speed car turn signal is a signal that turns on a flashing indicator light in the corresponding direction to warn pedestrians or vehicles in front of or behind the car and indicate the direction of travel of the car. The use of car turn signals is also very important in car driving. With the rapid development of the automotive field, the requirements for car turn signal controller circuit boards have also increased.

[0003] However, in the prior art, when the automobile turn signal controller circuit board is in use, other electronic devices inside the vehicle or external electromagnetic fields interfere with the turn signal controller, causing the turn signal to flash abnormally or be triggered by mistake, which can easily lead to traffic accidents. In addition, when the components (such as resistors, capacitors) or power management chips on the circuit board work under high load, the heat dissipation is poor, which can easily cause component damage or circuit board burning. Therefore, it is necessary to propose an automobile turn signal controller circuit board. Summary of the invention

[0004] The object of the present invention is to provide a circuit board for an automobile turn signal controller to solve the problem proposed in the above background technology that when the circuit board for the automobile turn signal controller is in use, other electronic devices inside the vehicle or external electromagnetic fields interfere with the turn signal controller, causing the turn signal to flash abnormally or be triggered by mistake, which can easily lead to traffic accidents, and when the components (such as resistors, capacitors) or power management chips on the circuit board work under high load, the heat dissipation is poor, which can easily lead to damage to the components or burning of the circuit board.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a circuit board of a car turn signal controller, comprising a mounting foot plate, support feet are symmetrically mounted on the left and right ends of the top of the mounting foot plate, a shielding cover is mounted on the top of the support feet, a protective frame is mounted on the side of the shielding cover, a circuit board structure is mounted inside the protective frame, an electromagnetic signal detection sensor is mounted on the side of the protective frame, and a dynamic electromagnetic shielding component is fastened inside the top of the protective frame;

[0006] The dynamic electromagnetic shielding component includes two groups of pneumatic guide rail structures and two groups of synchronous sliding column rails. The top and bottom ends of the two groups of pneumatic guide rail structures are connected to pneumatic air-guiding structures, the surfaces of the pneumatic air-guiding structures are connected to air-guiding pipelines for conveying an appropriate amount of air, and the bottom ends of the air-guiding pipelines for conveying an appropriate amount of air are connected to micro air pumps. The insides of the two groups of pneumatic guide rail structures are slidingly connected to magnetic piston columns, and the outer surfaces of the two groups of pneumatic guide rail structures are slidingly connected to magnetic connecting blocks, the magnetic connecting blocks and the magnetic piston columns form a magnetic connection, and the side ends of the magnetic connecting blocks are fastened to a carbon nanotube film shielding plate, the interior of the carbon nanotube film shielding plate is constructed by an atomic structure, and the carbon nanotube film shielding plate is composed of multiple layers of carbon nanotube film, and each layer of carbon nanotube film is fixed by an adhesive.

[0007] Preferably, a plurality of semiconductor heat sinks are installed at the bottom of the circuit board structure, and the plurality of semiconductor heat sinks are respectively installed at the bottom ends of the components of the circuit board structure. A plurality of groups of high-precision temperature sensors are installed on the surface of the protective frame for real-time monitoring of the temperature change of the circuit board structure.

[0008] Preferably, a support plate is installed at the bottom center end of the protection frame body, a dynamic temperature control component is installed on the top of the support plate, and side guard frames are fastened to the left and right sides of the protection frame body.

[0009] Preferably, the dynamic temperature control component includes a transverse slide groove, which is opened on the surface of the support plate, and a bracket is installed on the side of the transverse slide groove, and a miniature electromagnetic telescopic guide rod is fastened to the side of the bracket.

[0010] Preferably, the side end of the miniature electromagnetic telescopic guide rod is fastened with a bottom edge ball member, the bottom edge ball member is slidably connected inside the transverse slide groove, and a transverse pneumatic guide rail is installed on the top of the bottom edge ball member.

[0011] Preferably, a first ball structure and a second ball structure are symmetrically installed at the left and right ends of the transverse pneumatic guide rail, the side end of the first ball structure is slidably connected to the inner wall surface of the protective frame body, and the bottom end of the second ball structure is slidably connected to the bottom wall surface of the protective frame body.

[0012] Preferably, the side ends of the transverse pneumatic guide rail are connected to a group of air supply ends of a micro air pump through an air pipe, and a magnetic base is slidably connected to the surface of the transverse pneumatic guide rail, and the magnetic base and the magnetic movable structure inside the transverse pneumatic guide rail form a magnetic connection.

[0013] Preferably, a micro electric guide rod is installed on the top of the magnetic base, and a folding plate frame is fastened to the top of the micro electric guide rod.

[0014] Preferably, a plurality of groups of hoops are fastened to the side wall surface of the edge folding plate frame, heat pipes are installed inside the plurality of groups of hoops, a small liquid cooling structure is connected to the bottom of the heat pipes, the small liquid cooling structure is located on the bottom end plate surface of the edge folding plate frame, and a position sensor is installed on the top side wall of the edge folding plate frame.

[0015] Preferably, a plurality of groups of buffer supports are installed inside the side guard frame to ensure stable operation of the circuit board structure.

[0016] Compared with the prior art, the present invention has the following beneficial effects:

[0017] 1. In the present invention, the external electromagnetic signal source is monitored in real time with the cooperation of the dynamic electromagnetic shielding component and the electromagnetic signal detection sensor installed on the side of the protective frame, so that the dynamic electromagnetic shielding component starts to work by real-time feedback to the dynamic electromagnetic shielding component under the monitoring of the electromagnetic signal detection sensor, that is, the top and bottom ends of the two groups of pneumatic guide rail structures are connected and installed with pneumatic air guide structures, and the magnetic piston column is controlled by air pressure to slide in the pneumatic guide rail structure with the cooperation of a micro air pump and an appropriate amount of air guide pipeline, thereby driving the synchronously moving magnetic connecting block to drive the carbon nanotube film shielding plate to adjust and move, and the carbon nanotube film shielding plate is composed of multiple layers of carbon nanotube film, each layer is fixed by an adhesive, and has a high-efficiency electromagnetic shielding performance, which is convenient for dynamically adjusting the distance between the carbon nanotube film shielding plate and the circuit board structure according to the electromagnetic interference situation to achieve the best electromagnetic shielding effect.

[0018] 2. In the present invention, under the cooperation of the dynamic temperature control component, under the real-time monitoring of the circuit board structure operation by multiple groups of high-precision temperature sensors and position sensors, when it is monitored that the thermal variable of the circuit board structure is large, according to the position point of the heat source, the micro electromagnetic telescopic guide rod controls its telescopic length through electromagnetic force, drives the bottom edge ball member to slide inside the horizontal slide groove to ensure that the bottom edge ball member drives the horizontal pneumatic guide rail to move smoothly, and when the horizontal pneumatic guide rail moves, it is synchronized with the first ball structure and the second ball structure to further ensure the stability of movement, and then the horizontal pneumatic guide rail is connected to the micro air pump through the air pipe, and the movement of the magnetic moving structure is controlled by air pressure, so that the magnetic base and the magnetic moving structure inside the horizontal pneumatic guide rail form a magnetic connection, and as the magnetic movement The micro-electric guide rod is then started to adjust the height of the side folding plate frame, and then the heat pipe and the small liquid cooling structure are driven to form an adjustment through multiple sets of hoops, so that the heat pipe can use the phase change heat transfer principle to quickly transfer heat from the semiconductor heat sink to the small liquid cooling structure, and the small liquid cooling structure takes away the heat through the coolant circulation, thereby reducing the temperature of the heat pipe and thus reducing the temperature of the circuit board structure. The buffer support is installed inside the side guard frame to ensure the stable operation of the circuit board structure, reduce the impact of vibration and impact on the circuit board, ensure that the circuit board structure can still work normally in a high temperature environment, improve the heat dissipation performance of the circuit board structure, and ensure the stable operation of the automobile turn signal controller in a complex environment. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the main structure of a circuit board of a vehicle turn signal controller according to the present invention;

[0020] Figure 2 This is a schematic diagram of the structure of a circuit board of a vehicle turn signal controller from a side view according to the present invention;

[0021] Figure 3 This is a schematic diagram of the separation structure of the main body in a circuit board of a vehicle turn signal controller of the present invention;

[0022] Figure 4 This is a schematic diagram of the installation position structure of a dynamic electromagnetic shielding component in a circuit board of a vehicle turn signal controller according to the present invention;

[0023] Figure 5 This is a structural schematic diagram of a dynamic temperature control component in a circuit board of a vehicle turn signal controller according to the present invention;

[0024] Figure 6 This is a schematic diagram of the installation position structure of a circuit board structure in a circuit board of a vehicle turn signal controller of the present invention;

[0025] Figure 7A circuit board of a car turn signal controller of the present invention Figure 6 A schematic diagram of the structure enlarged at A;

[0026] Figure 8 A circuit board of a car turn signal controller of the present invention Figure 6 Schematic diagram of the enlarged structure at B.

[0027] In the figure: 1. Mounting foot plate; 2. Support foot; 3. Shielding cover; 4. Micro air pump; 5. Air delivery pipeline; 6. Dynamic electromagnetic shielding component; 60. Pneumatic guide rail structure; 61. Pneumatic air guide structure; 62. Magnetic connection block; 63. Carbon nanotube film shielding plate; 64. Synchronous slide rail; 7. Circuit board structure; 8. Support plate; 9. Dynamic temperature control component; 91. Horizontal slide groove; 92. Bracket; 93. Micro electromagnetic telescopic guide rod; 94. Bottom edge ball bearing; 95. Horizontal pneumatic guide rail; 96. First ball bearing structure; 97. Second ball bearing structure; 98. Micro electric guide rod; 99. Magnetic base; 990. Edge folding plate frame; 991. Hoop; 992. Heat pipe; 993. Small liquid cooling structure; 10. Buffer support; 11. Protective frame; 12. Side guard frame; 13. Semiconductor heat sink. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the implementation regulations described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0029] In the present invention, reference is made to Figure 1 - Figure 8 As shown: a circuit board of a car turn signal controller, comprising a mounting foot plate 1, support feet 2 are symmetrically mounted on the left and right ends of the top of the mounting foot plate 1, a shielding cover 3 is mounted on the top of the support foot 2, a protective frame 11 is mounted on the side of the shielding cover 3, a circuit board structure 7 is mounted inside the protective frame 11, an electromagnetic signal detection sensor is mounted on the side of the protective frame 11, and a dynamic electromagnetic shielding component 6 is fastened to the top of the protective frame 11;

[0030] The dynamic electromagnetic shielding component 6 includes two groups of pneumatic guide rail structures 60 and two groups of synchronous sliding column rails 64. The top and bottom ends of the two groups of pneumatic guide rail structures 60 are connected to a pneumatic air-guiding structure 61, and the surface of the pneumatic air-guiding structure 61 is connected to an air-guiding conveying pipeline 5, and the bottom end of the air-guiding conveying pipeline 5 is connected to a micro air pump 4. The two groups of pneumatic guide rail structures 60 are internally slidably connected to a magnetic piston column, and the outer surfaces of the two groups of pneumatic guide rail structures 60 are slidably connected to a magnetic connecting block 62, and the magnetic connecting block 62 and the magnetic piston column form a magnetic connection. The side end of the magnetic connecting block 62 is fastened to a carbon nanotube film shielding plate 63, and the interior of the carbon nanotube film shielding plate 63 is constructed by an atomic structure, and the carbon nanotube film shielding plate 63 is composed of multiple layers of carbon nanotube film, and each layer of carbon nanotube film is fixed by an adhesive.

[0031] A plurality of semiconductor heat sinks 13 are installed at the bottom of the circuit board structure 7, and the plurality of semiconductor heat sinks 13 are respectively installed at the bottom of the components of the circuit board structure 7. A plurality of groups of high-precision temperature sensors are installed on the surface of the protective frame 11 for real-time monitoring of the temperature change of the circuit board structure 7.

[0032] A support plate 8 is installed at the bottom center end of the protection frame body 11 , a dynamic temperature control component 9 is installed on the top of the support plate 8 , and side guard frames 12 are fastened to the left and right sides of the protection frame body 11 .

[0033] In a specific solution, the mounting foot plate 1 is used to provide support and fixation, and the supporting feet 2 are installed at the left and right ends of the top of the mounting foot plate 1 to support the shielding cover 3, so that the shielding cover 3 provides preliminary physical protection and electromagnetic shielding, wherein the circuit board structure 7 is installed inside the protective frame 11, so that the protective frame 11 can provide physical protection for the circuit board structure 7, and an electromagnetic signal detection sensor is installed on the side of the protective frame 11 to monitor the external electromagnetic signal source in real time, so that it is convenient to provide real-time feedback to the dynamic electromagnetic shielding component 6 under the monitoring of the electromagnetic signal detection sensor, so that the dynamic electromagnetic shielding component 6 starts to work, that is, the two groups The top and bottom ends of the pneumatic guide rail structure 60 are connected and installed with a pneumatic air guide structure 61. With the cooperation of the micro air pump 4 and the air guide delivery pipeline 5, the air pressure is used to control the magnetic piston column to slide in the pneumatic guide rail structure 60, thereby driving the synchronously moving magnetic connecting block 62 to drive the carbon nanotube film shielding plate 63 to adjust and move. The carbon nanotube film shielding plate 63 is composed of multiple layers of carbon nanotube film, and each layer is fixed by an adhesive. The carbon nanotube film shielding plate 63 has efficient electromagnetic shielding performance, which is convenient for achieving the best electromagnetic shielding effect by dynamically adjusting the distance between the carbon nanotube film shielding plate 63 and the circuit board structure 7 according to the electromagnetic interference situation.

[0034] In the present invention, according to Figure 2 , Figure 3 and Figure 5 - Figure 8 As shown, the dynamic temperature control component 9 includes a transverse slide groove 91, which is opened on the surface of the support plate 8. A bracket 92 is installed on the side of the transverse slide groove 91, and a miniature electromagnetic telescopic guide rod 93 is fastened to the side of the bracket 92.

[0035] The side end of the micro electromagnetic telescopic guide rod 93 is fastened with a bottom ball member 94 , the bottom ball member 94 is slidably connected inside the transverse slide groove 91 , and a transverse pneumatic guide rail 95 is installed on the top of the bottom ball member 94 .

[0036] The left and right ends of the transverse pneumatic guide rail 95 are symmetrically installed with a first ball structure 96 and a second ball structure 97. The side end of the first ball structure 96 is slidably connected to the inner wall surface of the protective frame body 11, and the bottom end of the second ball structure 97 is slidably connected to the bottom wall surface of the protective frame body 11.

[0037] The side ends of the transverse pneumatic guide rail 95 are connected to a group of air delivery ends of the micro air pump 4 through an air pipe. A magnetic base 99 is slidably connected to the surface of the transverse pneumatic guide rail 95, and the magnetic base 99 and the magnetic movable structure inside the transverse pneumatic guide rail 95 form a magnetic connection.

[0038] A micro electric guide rod 98 is installed on the top of the magnetic base 99 , and a folding plate frame 990 is fastened to the top of the micro electric guide rod 98 .

[0039] A plurality of sets of hoops 991 are fastened to the side wall surface of the edge folding plate frame 990, and heat pipes 992 are installed inside the plurality of sets of hoops 991. A small liquid cooling structure 993 is connected to the bottom of the heat pipe 992. The small liquid cooling structure 993 is located on the bottom plate surface of the edge folding plate frame 990, and a position sensor is installed on the top side wall of the edge folding plate frame 990.

[0040] A plurality of buffer support members 10 are installed inside the side guard frame 12 to ensure stable operation of the circuit board structure 7 .

[0041] In a specific solution, a transverse slide groove 91 is provided on the surface of the support plate 8 to provide a sliding path for the bottom ball bearing 94, and a bracket 92 is installed on the side of the transverse slide groove 91 to support a micro electromagnetic telescopic guide rod 93. Under the real-time monitoring of the operation of the circuit board structure 7 by multiple groups of high-precision temperature sensors and position sensors, when it is detected that the thermal variable of the circuit board structure 7 is large, the micro electromagnetic telescopic guide rod 93 controls its telescopic length through electromagnetic force according to the position point of the heat source, and drives the bottom ball bearing 94 to slide and connect inside the transverse slide groove 91, ensuring that the bottom ball bearing 94 drives the transverse pneumatic guide rail 95 to move smoothly. When the transverse pneumatic guide rail 95 moves, it is synchronized with the first ball bearing structure 96 and the second ball bearing structure 97 to further ensure the stability of the movement. Then, the transverse pneumatic guide rail 95 is connected to the micro air pump 4 through the air pipe, and the movement of the magnetic moving structure is controlled by air pressure, thereby making the magnetic base 99 and the transverse pneumatic guide rail 95 The internal magnetic movable structure forms a magnetic connection and moves with the magnetic movable structure to reach the bottom of the heat source position point. Then, the micro electric guide rod 98 is started to adjust the height of the side folding plate frame 990, and then the heat pipe 992 and the small liquid cooling structure 993 are driven to form an adjustment through multiple sets of hoops 991, so that the heat pipe 992 can use the phase change heat transfer principle to quickly transfer heat from the semiconductor heat sink 13 to the small liquid cooling structure 993. The small liquid cooling structure 993 takes away the heat through the coolant circulation, reduces the temperature of the heat pipe 992, and thus reduces the temperature of the circuit board structure 7. The buffer support 10 is installed inside the side guard frame 12 to ensure the stable operation of the circuit board structure 7, reduce the impact of vibration and impact on the circuit board, ensure that the circuit board structure 7 can still work normally in a high temperature environment, improve the heat dissipation performance of the circuit board structure 7, and ensure the stable operation of the automobile turn signal controller in a complex environment.

[0042] The wiring diagram of the miniature electromagnetic telescopic guide rod 93, electromagnetic signal detection sensor, high-precision temperature sensor and position sensor in the present invention is common knowledge in the field, and its working principle is a well-known technology. The model is selected according to the actual use, so the control method and wiring arrangement of the miniature electromagnetic telescopic guide rod 93, electromagnetic signal detection sensor, high-precision temperature sensor and position sensor are no longer explained in detail.

[0043] The method of using the device and the working principle are as follows: first, the mounting foot plate 1 is used to provide support and fixation, and the supporting feet 2 are installed at the left and right ends of the top of the mounting foot plate 1 to support the shielding cover 3, so that the shielding cover 3 provides preliminary physical protection and electromagnetic shielding, wherein the circuit board structure 7 is installed inside the protective frame 11, so that the protective frame 11 can provide physical protection for the circuit board structure 7, and an electromagnetic signal detection sensor is installed on the side of the protective frame 11 to monitor the external electromagnetic signal source in real time, so that it is convenient to provide real-time feedback to the dynamic electromagnetic shielding component 6 under the monitoring of the electromagnetic signal detection sensor, so that the dynamic electromagnetic shielding component 6 starts to work, that is, the top and bottom ends of the two sets of pneumatic guide rail structures 60 are connected to the pneumatic air guide structure 61 installed thereon , through the cooperation of the micro air pump 4 and the air delivery pipeline 5, the air pressure is used to control the magnetic piston column to slide in the pneumatic guide rail structure 60, thereby driving the synchronously moving magnetic connection block 62 to drive the carbon nanotube film shielding plate 63 to adjust and move. The carbon nanotube film shielding plate 63 is composed of multiple layers of carbon nanotube film, each layer is fixed by an adhesive, and has a high-efficiency electromagnetic shielding performance. It is convenient to dynamically adjust the distance between the carbon nanotube film shielding plate 63 and the circuit board structure 7 according to the electromagnetic interference situation to achieve the best electromagnetic shielding effect. Afterwards, under the real-time monitoring of the operation of the circuit board structure 7 by multiple groups of high-precision temperature sensors and position sensors, when it is detected that the thermal variable of the circuit board structure 7 is large, according to the position point of the heat source, the micro The electromagnetic telescopic guide rod 93 controls its telescopic length through electromagnetic force, driving the bottom ball member 94 to slide and connect inside the horizontal slide groove 91, ensuring that the bottom ball member 94 drives the horizontal pneumatic guide rail 95 to move smoothly, and when the horizontal pneumatic guide rail 95 moves, it is synchronized with the first ball structure 96 and the second ball structure 97 to further ensure the stability of movement. Then, the horizontal pneumatic guide rail 95 is connected to the micro air pump 4 through the air pipe, and the movement of the magnetic moving structure is controlled by air pressure, so that the magnetic base 99 forms a magnetic connection with the magnetic moving structure inside the horizontal pneumatic guide rail 95, and moves with the magnetic moving structure to reach the bottom of the heat source position point, and then the micro electric guide rod 98 is started to adjust the side folding plate The height of the frame 990 is adjusted, and then the heat pipe 992 and the small liquid cooling structure 993 are driven to form an adjustment through multiple sets of hoops 991, so that the heat pipe 992 can use the phase change heat transfer principle to quickly transfer heat from the semiconductor heat sink 13 to the small liquid cooling structure 993, and the small liquid cooling structure 993 takes away the heat through the circulation of coolant, thereby reducing the temperature of the heat pipe 992, thereby reducing the temperature of the circuit board structure 7, and the buffer support 10 is installed inside the side guard frame 12 to ensure the stable operation of the circuit board structure 7, reduce the impact of vibration and impact on the circuit board, ensure that the circuit board structure 7 can still work normally in a high temperature environment, improve the heat dissipation performance of the circuit board structure 7, and ensure the stable operation of the automobile turn signal controller in a complex environment.

[0044] Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. 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.

Claims

1. A circuit board for a car turn signal controller, characterized in that: It comprises a mounting foot plate (1), support feet (2) are symmetrically mounted on the left and right ends of the top of the mounting foot plate (1), a shielding cover (3) is mounted on the top of the support foot (2), a protective frame (11) is mounted on the side of the shielding cover (3), a circuit board structure (7) is mounted inside the protective frame (11), an electromagnetic signal detection sensor is mounted on the side of the protective frame (11), and a dynamic electromagnetic shielding component (6) is fastened to the top of the protective frame (11); The dynamic electromagnetic shielding component (6) comprises two groups of pneumatic guide rail structures (60) and two groups of synchronous slide rails (64); the top and bottom ends of the two groups of pneumatic guide rail structures (60) are both connected to a pneumatic air guide structure (61); the surface of the pneumatic air guide structure (61) is both connected to an air guide delivery pipeline (5); the bottom end of the air guide delivery pipeline (5) is connected to a micro air pump (4); the interior of the two groups of pneumatic guide rail structures (60) is slidably connected to a magnetic piston column; the two groups The outer surface of the pneumatic guide rail structure (60) is slidably connected to a magnetic connection block (62), and the magnetic connection block (62) and the magnetic piston column form a magnetic connection. The side end of the magnetic connection block (62) is fastened to a carbon nanotube film shielding plate (63), and the interior of the carbon nanotube film shielding plate (63) is constructed by an atomic structure, and the carbon nanotube film shielding plate (63) is composed of multiple layers of carbon nanotube film, and each layer of carbon nanotube film is fixed by an adhesive.

2. The automobile turn signal controller circuit board according to claim 1, characterized in that: A plurality of semiconductor heat sinks (13) are installed at the bottom of the circuit board structure (7), and the plurality of semiconductor heat sinks (13) are respectively installed at the bottom ends of components of the circuit board structure (7). A plurality of groups of high-precision temperature sensors are installed on the surface of the protection frame (11) for real-time monitoring of temperature changes of the circuit board structure (7).

3. The automobile turn signal controller circuit board according to claim 1, characterized in that: A support plate (8) is installed at the bottom center end of the protection frame (11), a dynamic temperature control component (9) is installed at the top of the support plate (8), and side guard frames (12) are fastened to the left and right sides of the protection frame (11).

4. The automobile turn signal controller circuit board according to claim 3, characterized in that: The dynamic temperature control component (9) comprises a transverse slide groove (91), wherein the transverse slide groove (91) is provided on the surface of the support plate (8), a bracket (92) is installed on the side of the transverse slide groove (91), and a miniature electromagnetic telescopic guide rod (93) is fastened to the side of the bracket (92).

5. The automobile turn signal controller circuit board according to claim 4, characterized in that: The side end of the micro electromagnetic telescopic guide rod (93) is fastened with a bottom edge ball bearing (94), the bottom edge ball bearing (94) is located inside the transverse slide groove (91) and is slidably connected, and a transverse pneumatic guide rail (95) is installed on the top of the bottom edge ball bearing (94).

6. The automobile turn signal controller circuit board according to claim 5, characterized in that: A first ball structure (96) and a second ball structure (97) are symmetrically installed at the left and right ends of the transverse pneumatic guide rail (95), the side end of the first ball structure (96) is slidably connected to the inner wall surface of the protective frame body (11), and the bottom end of the second ball structure (97) is slidably connected to the bottom wall surface of the protective frame body (11).

7. The automobile turn signal controller circuit board according to claim 6, characterized in that: The side end of the transverse pneumatic guide rail (95) is connected to a group of air delivery ends of a micro air pump (4) through an air pipe, and a magnetic base (99) is slidably connected on the surface of the transverse pneumatic guide rail (95), and the magnetic base (99) and the magnetic movable structure inside the transverse pneumatic guide rail (95) form a magnetic connection.

8. The automobile turn signal controller circuit board according to claim 7, characterized in that: A micro electric guide rod (98) is installed on the top of the magnetic base (99), and a folding plate frame (990) is fastened to the top of the micro electric guide rod (98).

9. The automobile turn signal controller circuit board according to claim 8, characterized in that: The side wall surface of the edge folding plate frame (990) is fastened with multiple groups of hoops (991), and heat pipes (992) are installed inside the multiple groups of hoops (991). The bottom of the heat pipe (992) is connected to a small liquid cooling structure (993), and the small liquid cooling structure (993) is located on the bottom end plate surface of the edge folding plate frame (990). A position sensor is installed on the top side wall of the edge folding plate frame (990).

10. The automobile turn signal controller circuit board according to claim 3, characterized in that: A plurality of groups of buffer support members (10) are installed inside the side protection frame (12) to ensure stable operation of the circuit board structure (7).

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