Automobile steering lamp control circuit board

Abstract

The utility model belongs to the technical field of circuit boards, in particular to an automobile steering lamp control circuit board, which comprises a control circuit board main body and an auxiliary heat dissipation mechanism, components are welded on the control circuit board main body, and the auxiliary heat dissipation mechanism is fixed on the back surface of the control circuit board main body. The auxiliary heat dissipation mechanism comprises an X-shaped skeleton which is attached to the back surface of the control circuit board main body; the plurality of heat dissipation fins are uniformly and fixedly arranged on the X-shaped framework; the heat dissipation fan is fixed on the X-shaped framework; according to the utility model, through the arrangement of the auxiliary heat dissipation mechanism, the heat of the control circuit board main body can be rapidly dissipated, especially for an integrated automobile steering lamp circuit board, the use effect is remarkable, the working performance of the circuit board is ensured, and the service life of the circuit board is prolonged.

Description

Technical Field

[0001] The utility model belongs to the technical field of circuit boards, and in particular relates to a circuit board for controlling a turn signal lamp of an automobile. Background Art

[0002] The names of circuit boards include: ceramic circuit board, alumina ceramic circuit board, aluminum nitride ceramic circuit board, circuit board, PCB board, aluminum base board, high-frequency board, thick copper board, impedance board, PCB, ultra-thin circuit board, ultra-thin circuit board, printed (copper etching technology) circuit board, etc. Circuit boards miniaturize and visualize circuits, and play an important role in the mass production of fixed circuits and the optimization of electrical appliance layout.

[0003] The car turn signal control circuit board is a circuit board used to control the operation of the car turn signal, and is usually fixed to the outer shell of the car turn signal assembly with screws.

[0004] It was retrieved from the prior art that a Chinese utility model patent with authorization publication number CN210831812U discloses "a turn signal circuit board that is easy to install", which includes a turn signal mounting circuit board, an anti-scratch block is provided on one side above the turn signal mounting circuit board, a transparent barrier cover plate is provided on one side of the turn signal mounting circuit board, threaded column fixing grooves are provided at the lower ends of the turn signal mounting circuit board and the transparent barrier cover plate, a cover plate placement groove is provided at the upper end of the transparent barrier cover plate, and a transparent barrier cover plate is provided inside the cover plate placement groove.

[0005] The turn signal circuit boards in the prior art, including those mentioned above, usually adopt an integrated design, that is, the LED turn signal and the drive circuit are integrated on the same circuit board. Although this can meet general usage requirements, it is not conducive to the heat dissipation of the circuit board and affects the working performance of the circuit board.

[0006] In order to solve the above problems, this application proposes an automobile turn signal control circuit board. Utility Model Content

[0007] In order to solve the above problems existing in the prior art, the utility model provides a car turn signal control circuit board, which has the characteristics of being easy to use and easy to dissipate heat.

[0008] To achieve the above-mentioned object, the present invention provides the following technical solution: a vehicle turn signal control circuit board, comprising a control circuit board body, components being welded to the control circuit board body, and an auxiliary heat dissipation mechanism fixed to the back side of the control circuit board body, and comprising:

[0009] An X-shaped frame, the X-shaped frame being attached to the back surface of the control circuit board body;

[0010] Heat dissipation fins, a plurality of heat dissipation fins are evenly fixed on the X-shaped frame;

[0011] A cooling fan is fixed on the X-shaped frame.

[0012] As a preferred technical solution of the utility model, it also includes:

[0013] A fixing plate is fixed in an outer shell of the automobile turn signal lamp assembly, and the control circuit board body is fixed on the fixing plate.

[0014] As a preferred technical solution of the utility model, it also includes:

[0015] Double-sided tape is bonded and fixed to the back of the fixing plate, and the fixing plate is bonded and fixed to the outer shell of the automobile turn signal assembly by using the double-sided tape.

[0016] As a preferred technical solution of the utility model, it also includes:

[0017] A fixing ring, the fixing ring being fixed to an end of the X-shaped frame;

[0018] An internally threaded tube having a mounting hole on the control circuit board body, the internally threaded tube being fixed to the top surface of the fixing plate, and the internally threaded tube passing through the fixing ring and being embedded in the mounting hole;

[0019] A rubber sleeve, the rubber sleeve being sleeved on the internally threaded tube;

[0020] A locking screw is screwed into the internally threaded tube by threading.

[0021] As a preferred technical solution of the present invention, there are four of the mounting holes, the fixing ring, the internally threaded tube, the rubber sleeve and the locking screw, which are all distributed diagonally.

[0022] As a preferred technical solution of the utility model, it also includes:

[0023] L-shaped protective corners, the four L-shaped protective corners are diagonally fixed to the top surface of the fixing plate, and the control circuit board body is located on the inner side of the four L-shaped protective corners.

[0024] As a preferred technical solution of the present invention, the X-shaped frame, the heat dissipation fins and the fixing ring are all aluminum components.

[0025] As a preferred technical solution of the present invention, the X-shaped frame, the heat dissipating fins and the fixing ring are integral components formed by machining.

[0026] Compared with the prior art, the beneficial effects of the present invention are:

[0027] In the utility model, the auxiliary heat dissipation mechanism is provided to quickly dissipate heat from the control circuit board body, especially for the integrated automobile turn signal circuit board, the use effect is significant, the working performance of the circuit board is guaranteed, and the service life of the circuit board is extended.

[0028] Other additional advantages and benefits of the present application will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present application. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0030] Figure 1 It is a structural diagram of the utility model;

[0031] Figure 2 It is a schematic diagram of the exploded structure in the present utility model;

[0032] Figure 3 This is a schematic diagram of the axonometric structure of the auxiliary heat dissipation mechanism in the present utility model;

[0033] Figure 4 For this utility model Figure 2 A in the figure is an enlarged structural diagram.

[0034] In the figure: 1. Control circuit board body; 11. Components; 12. Mounting holes; 2. Auxiliary heat dissipation mechanism; 21. X-shaped frame; 211. Heat dissipation fins; 212. Fixing ring; 22. Cooling fan; 3. Fixing plate; 4. Double-sided tape; 5. Internally threaded tube; 6. Rubber sleeve; 7. Locking screw; 8. L-shaped protective corner. DETAILED DESCRIPTION

[0035] 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 embodiments 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 making creative efforts are within the scope of protection of the present invention.

[0036] See also Figures 1-4The utility model provides the following technical solutions: a car turn signal control circuit board, including a control circuit board body 1, on which components 11 are welded, and also including an auxiliary heat dissipation mechanism 2, which is fixed to the back of the control circuit board body 1, and the auxiliary heat dissipation mechanism 2 includes: an X-shaped frame 21, heat dissipation fins 211 and a heat dissipation fan 22.

[0037] Further, by Figure 1-Figure 3 As shown, in this embodiment, the X-shaped frame 21 is fitted to the back of the control circuit board main body 1, a plurality of heat dissipation fins 211 are evenly fixed on the X-shaped frame 21, and the heat dissipation fan 22 is fixed on the X-shaped frame 21. After adopting the above scheme, when in use, the X-shaped frame 21 is fitted to the back of the control circuit board main body 1, the heat dissipation fan 22 is connected to the power supply, and the cable of the heat dissipation fan 22 is connected to the cable of the car turn signal. When the car turn signal is on, the heat dissipation fan 22 works, and the heat dissipation fan 22 blows out cooling air, which, in conjunction with the heat dissipation fins 211, can quickly dissipate heat for the control circuit board main body 1, especially for the integrated car turn signal control circuit board main body 1, the use effect is significant, ensuring the working performance of the control circuit board main body 1 and extending the service life of the control circuit board main body 1.

[0038] Optionally, by Figure 1 and Figure 2 As shown, in this embodiment, it also includes: a fixing plate 3, the fixing plate 3 is fixed in the outer shell of the automobile turn signal assembly, and the control circuit board body 1 is fixed on the fixing plate 3. After adopting the above solution, when in use, the fixing plate 3 is first fixed in the outer shell of the automobile turn signal assembly, and then the control circuit board body 1 and the auxiliary heat dissipation mechanism 2 are fixed on the fixing plate 3.

[0039] Optionally, by Figure 1 and Figure 2 As shown, this embodiment also includes: double-sided tape 4, which is bonded and fixed to the back of the fixing plate 3. The fixing plate 3 is bonded and fixed to the outer shell of the automobile turn signal assembly using the double-sided tape 4. After adopting the above scheme, when in use, the utility model uses the double-sided tape 4 to install and fix the fixing plate 3, which is easy to install, and the installation position of the fixing plate 3 can be independently selected according to actual installation needs.

[0040] Optionally, by Figure 1 、 Figure 2 and Figure 4As shown, this embodiment further includes: a fixing ring 212, an internally threaded tube 5, a rubber sleeve 6 and a locking screw 7. The fixing ring 212 is fixed to the end of the X-shaped frame 21. A mounting hole 12 is provided on the control circuit board body 1. The internally threaded tube 5 is fixed to the top surface of the fixing plate 3, and the internally threaded tube 5 passes through the fixing ring 212 and is embedded in the mounting hole 12. The rubber sleeve 6 is sleeved on the internally threaded tube 5, and the locking screw 7 is screwed into the internally threaded tube 5 by screwing. After adopting the above solution, when in use, the fixing plate 3 is first bonded and fixed to the outer shell of the automobile turn signal assembly using double-sided tape 4, and then the rubber sleeve 6 is sleeved on the internally threaded tube 5. Then, the auxiliary heat dissipation mechanism 2 is placed on the fixing plate 3, so that the internally threaded tube 5 passes through the fixing ring 212, and then the control circuit board body 1 is placed on the auxiliary heat dissipation mechanism 2, so that the internally threaded tube 5 is embedded in the mounting hole 12. Finally, the locking screw 7 is screwed into the internally threaded tube 5 by screwing, and the control circuit board body 1 and the auxiliary heat dissipation mechanism 2 can be fixed.

[0041] The setting of the rubber sleeve 6, on the one hand, is used to support the auxiliary heat dissipation mechanism 2, so that there is a gap between the auxiliary heat dissipation mechanism 2 and the fixed plate 3, which is conducive to ventilation and heat dissipation; on the other hand, the rubber sleeve 6 is flexible, which realizes the buffering and shock-resistant function for the control circuit board main body 1 and the auxiliary heat dissipation mechanism 2.

[0042] Preferably, by Figure 1 、 Figure 2 and Figure 4 As shown, in this embodiment, there are four mounting holes 12, fixing rings 212, internal threaded tubes 5, rubber sleeves 6 and locking screws 7 distributed diagonally to ensure the stability of the installation of the control circuit board body 1 and the auxiliary heat dissipation mechanism 2.

[0043] Preferably, by Figure 1 、 Figure 2 and Figure 4 As shown, this embodiment also includes: L-shaped protective corners 8, four L-shaped protective corners 8 are diagonally fixed to the top surface of the fixed plate 3, and the control circuit board main body 1 is located on the inner side of the four L-shaped protective corners 8. After adopting the above scheme, when in use, the installation of the control circuit board main body 1 can be further positioned by setting the L-shaped protective corners 8, and the stability of the installation of the control circuit board main body 1 is further improved. At the same time, the L-shaped protective corners 8 can safely protect the corners of the control circuit board main body 1, thereby improving the safety of the control circuit board main body 1.

[0044] Optionally, by Figure 1-Figure 3 As shown, in this embodiment, the X-shaped frame 21 , the heat dissipation fins 211 and the fixing ring 212 are all made of aluminum components, which have good thermal conductivity and can quickly dissipate the heat generated by the control circuit board body 1 .

[0045] Preferably, by Figure 1-Figure 3 As shown, in this embodiment, the X-shaped frame 21, the heat dissipating fins 211 and the fixing ring 212 are machined integral components with high structural strength.

[0046] The circuit connection involved in the present invention is a common means used by those skilled in the art, and technical inspiration can be obtained through a limited number of experiments, and it belongs to the widely used existing technology.

[0047] Components not described in detail herein are prior art.

[0048] The working principle and use process of the utility model: When using the control circuit board body 1 of the utility model, first fix the fixing plate 3 to the outer shell of the automobile turn signal assembly with double-sided tape 4, and then put the rubber sleeve 6 on the internal threaded tube 5;

[0049] Then, place the auxiliary heat dissipation mechanism 2 on the fixing plate 3, and make the internal threaded tube 5 pass through the fixing ring 212. Then, place the control circuit board body 1 on the auxiliary heat dissipation mechanism 2, and make the internal threaded tube 5 fit into the mounting hole 12. Finally, screw the locking screw 7 into the internal threaded tube 5 by screwing. This will achieve the fixed installation of the control circuit board body 1 and the auxiliary heat dissipation mechanism 2.

[0050] Connect the cooling fan 22 to a power source, and connect the cable of the cooling fan 22 to the cable of the car's turn signal. When the car's turn signal is on, the cooling fan 22 starts working, and the cooling fan 22 blows out cooling air. Cooperating with the cooling fins 211, the control circuit board body 1 can be quickly cooled. Especially for the integrated car turn signal control circuit board body 1, the use effect is significant, which ensures the working performance of the control circuit board body 1 and extends the service life of the control circuit board body 1.

[0051] Finally, it should be noted that the above description is merely a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art will be able to modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein with equivalents. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. A car turn signal control circuit board, comprising a control circuit board body (1), on which components (11) are welded, characterized in that: It also includes an auxiliary heat dissipation mechanism (2), which is fixed to the back of the control circuit board body (1), and includes: An X-shaped frame (21), the X-shaped frame (21) being attached to the back surface of the control circuit board body (1); Heat dissipation fins (211), wherein a plurality of the heat dissipation fins (211) are evenly fixed on the X-shaped frame (21); A heat dissipation fan (22), wherein the heat dissipation fan (22) is fixed on the X-shaped frame (21).

2. The automobile turn signal control circuit board according to claim 1, characterized in that: Also includes: A fixing plate (3) is fixed in an outer shell of the automobile turn signal light assembly, and the control circuit board main body (1) is fixed on the fixing plate (3).

3. The automobile turn signal control circuit board according to claim 2, characterized in that: Also includes: Double-sided tape (4), the double-sided tape (4) is bonded and fixed to the back side of the fixing plate (3), and the fixing plate (3) is bonded and fixed to the outer shell of the automobile turn signal assembly using the double-sided tape (4).

4. The automobile turn signal control circuit board according to claim 2, characterized in that: Also includes: a fixing ring (212), the fixing ring (212) being fixed to an end portion of the X-shaped frame (21); An internally threaded tube (5) having a mounting hole (12) on the control circuit board body (1), the internally threaded tube (5) being fixed to the top surface of the fixing plate (3), and the internally threaded tube (5) passing through the fixing ring (212) and embedded in the mounting hole (12); A rubber sleeve (6), wherein the rubber sleeve (6) is sleeved on the internally threaded tube (5); A locking screw (7) is screwed into the internally threaded tube (5) by means of a threaded engagement.

5. The automobile turn signal control circuit board according to claim 4, characterized in that: The mounting hole (12), the fixing ring (212), the internal threaded tube (5), the rubber sleeve (6) and the locking screw (7) are all distributed in four diagonal patterns.

6. The automobile turn signal control circuit board according to claim 2, characterized in that: Also includes: L-shaped protective corners (8), four of the L-shaped protective corners (8) are fixed diagonally to the top surface of the fixing plate (3), and the control circuit board body (1) is located on the inner side of the four L-shaped protective corners (8).

7. The automobile turn signal control circuit board according to claim 4, characterized in that: The X-shaped frame (21), the heat dissipation fins (211) and the fixing ring (212) are all aluminum components.

8. The automobile turn signal control circuit board according to claim 7, characterized in that: The X-shaped frame (21), the heat dissipation fins (211) and the fixing ring (212) are integral components formed by machining.

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