Automobile steering lamp circuit board with buffer protection structure

Abstract

The utility model belongs to the technical field of circuit boards, in particular to an automobile steering lamp circuit board with a buffer protection structure, which comprises a circuit board main body on which a component is fixed, and two groups of positioning mechanisms which are symmetrically distributed and comprise fixing plates, the fixed plate is fixed in an outer shell of the automobile steering lamp controller; the mounting mechanism is fixed to the top of the fixing plate, and the mounting mechanism comprises a pressing plate, a threaded column, a butterfly nut and a second telescopic spring; according to the utility model, through the arrangement of the positioning mechanism and the mounting mechanism, on one hand, the circuit board main body can be provided with a better buffering and anti-vibration effect, and on the other hand, the mounting stability of the circuit board main body can be further improved, the circuit board main body is prevented from generating a larger offset, and the use safety is improved; and the condition that the cable connected with the circuit board main body accidentally falls off due to overlarge offset is avoided.

Description

Technical Field

[0001] The utility model belongs to the technical field of circuit boards, and in particular relates to an automobile turn signal circuit board provided with a buffer protection structure. Background Art

[0002] There are many controllers in a car, and thus many corresponding circuit boards. The car's turn signals use controllers and circuit boards.

[0003] At present, automobile turn signal circuit boards are mainly installed by bolts, and in actual use, in order to ensure the safety of the car when driving on bumpy roads, a buffer and anti-vibration structure is usually added to the automobile turn signal circuit board.

[0004] There are currently a variety of measures for buffering and earthquake-resistant circuit boards. For example, in the prior art, a Chinese utility model patent with authorization announcement number CN215529619U discloses "a circuit board with good earthquake resistance", including a base plate, a mounting seat, and a circuit board body. The mounting seat is fixedly mounted on the base plate by screws, and the mounting seat is connected to the circuit board body via a buffer structure; the buffer structure includes a fixed tube, a transverse buffer spring, a connecting column, a vertical buffer spring, an annular groove, a fixed round block, a connecting round groove, a clamping strip, an arc-shaped extrusion bevel groove, and an internal thread locking ring. The fixed tube is integrally formed and symmetrically arranged on the mounting seat, and the inner side wall of the fixed tube is integrally formed and symmetrically arranged with a transverse buffer spring.

[0005] Although the circuit boards in the prior art including those mentioned above can have a certain anti-vibration effect, in actual use, the connecting column, as an important structure for installing the circuit board body, is supported only by a plurality of different springs. This causes the circuit board body to have large deviations in different directions when it shakes, which is very unfavorable for the cables connecting the circuit board body.

[0006] In order to solve the above problems, the present application proposes a car turn signal circuit board with a buffer protection structure. Utility Model Content

[0007] In order to solve the above problems existing in the prior art, the utility model provides an automobile turn signal circuit board provided with a buffer protection structure, which has the characteristics of easy use and high safety performance.

[0008] To achieve the above object, the utility model provides the following technical solution: a circuit board for an automobile turn signal light provided with a buffer protection structure, comprising a circuit board body, components being fixed on the circuit board body, and further comprising:

[0009] Positioning mechanism, two groups of positioning mechanisms are symmetrically distributed, and the positioning mechanism comprises a fixing plate, and the fixing plate is fixed in the outer shell of the automobile turn signal controller;

[0010] The mounting mechanism is fixed on the top of the fixing plate and is used to mount the circuit board body in the outer shell of the automobile turn signal controller, and the mounting mechanism includes a pressure plate, a threaded column, a butterfly nut and a No. 2 telescopic spring. The threaded column is fixed on the fixing plate and passes through the pressure plate. The butterfly nut is mounted on the protruding end of the threaded column by threaded engagement. The No. 2 telescopic spring is sleeved on the threaded column and is located between the pressure plate and the fixing plate.

[0011] As a preferred technical solution of the utility model, it also includes:

[0012] A sponge block is bonded and fixed to the bottom surface of the pressing plate.

[0013] As a preferred technical solution of the utility model, two symmetrically distributed threaded columns are fixed on the same fixing plate.

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

[0015] A positioning rod, the positioning rod is fixed to the top surface of the fixing plate, and a positioning hole for the positioning rod to pass through is provided on the circuit board body;

[0016] A No. 1 telescopic spring is sleeved on the positioning rod and is located between the circuit board body and the fixing plate.

[0017] As a preferred technical solution of the utility model, the positioning mechanism also includes:

[0018] Double-sided adhesive tape is bonded and fixed to the bottom surface of the fixing plate, and the fixing plate is bonded and fixed to the outer shell of the automobile turn signal controller by using the double-sided adhesive tape.

[0019] As a preferred technical solution of the utility model, it also includes an auxiliary heat transfer mechanism, and the auxiliary heat transfer mechanism includes:

[0020] A thermally conductive silicone sheet, the thermally conductive silicone sheet being attached to the bottom surface of the circuit board body;

[0021] The metal heat-conducting plate is bonded and fixed in the outer shell of the automobile turn signal controller, and the heat-conducting silicone sheet is bonded and fixed on the top surface of the metal heat-conducting plate.

[0022] As a preferred technical solution of the utility model, the metal heat conducting plate is provided with a plurality of air permeable channels which are evenly spaced and distributed along its length direction.

[0023] As a preferred technical solution of the utility model, two symmetrically distributed positioning rods are fixed on the same fixed plate.

[0024] Compared with the prior art, the beneficial effects of the utility model are:

[0025] In the utility model, by setting the positioning mechanism and the installation mechanism, on the one hand, it can provide better buffering and anti-vibration effect for the circuit board body, and on the other hand, it can further improve the stability of the installation of the circuit board body, avoid the circuit board body from having a large offset, improve the safety of use, and avoid the accidental detachment of the cable connecting the circuit board body due to excessive offset.

[0026] Other additional advantages and beneficial effects 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 understood through the practice of the present application. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] 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:

[0028] Figure 1 It is a structural schematic diagram of the utility model;

[0029] Figure 2 For this utility model Figure 1 A schematic diagram of the enlarged structure of the positioning mechanism;

[0030] Figure 3 For this utility model Figure 1 A schematic diagram of the enlarged structure of the mounting mechanism;

[0031] Figure 4 For this utility model Figure 1 Schematic diagram of the enlarged structure of the auxiliary heat transfer mechanism.

[0032] In the figure: 1. Circuit board body; 11. Positioning hole; 2. Components; 3. Positioning mechanism; 31. Fixing plate; 32. Positioning rod; 33. No. 1 telescopic spring; 34. Double-sided tape; 4. Installation mechanism; 41. Pressing plate; 411. Sponge block; 42. Threaded column; 43. Butterfly nut; 44. No. 2 telescopic spring; 5. Auxiliary heat transfer mechanism; 51. Thermal silicone sheet; 52. Metal thermal conductive plate; 521. Air permeability channel. DETAILED DESCRIPTION

[0033] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0034] See also Figure 1-Figure 4 The utility model provides the following technical solution: a car turn signal circuit board with a buffer protection structure, including a circuit board body 1, components 2 are fixed on the circuit board body 1, and also includes: a positioning mechanism 3 and a mounting mechanism 4.

[0035] Further, by Figure 1-Figure 3 As shown, in this embodiment, the two sets of positioning mechanisms 3 are symmetrically distributed, and the positioning mechanism 3 includes a fixing plate 31, the fixing plate 31 is fixed in the outer shell of the automobile turn signal controller, the mounting mechanism 4 is fixed to the top of the fixing plate 31 for mounting the circuit board body 1 in the outer shell of the automobile turn signal controller, and the mounting mechanism 4 includes a pressing plate 41, a threaded column 42, a butterfly nut 43 and a second telescopic spring 44, the threaded column 42 is fixed on the fixing plate 31 and passes through the pressing plate 41, the butterfly nut 43 is installed on the protruding end of the threaded column 42 by threaded engagement, and the second telescopic spring 44 is sleeved on the threaded column 4 2 and between the pressing plate 41 and the fixing plate 31. After adopting the above scheme, when in use, first fix the two fixing plates 31 in the outer shell of the automobile turn signal controller according to the length of the circuit board body 1, then place the circuit board body 1 above the fixing plates 31, and finally screw and install the butterfly nut 43 on the protruding end of the threaded column 42, and press the circuit board body 1 from the top through the pressing plate 41 to ensure the stability of the installation of the circuit board body 1, avoid a large offset of the circuit board body 1, improve the safety of use, and avoid the accidental falling off of the cable connected to the circuit board body 1 due to excessive offset.

[0036] The No. 2 telescopic spring 44 has a reverse elastic force, and the No. 2 telescopic spring 44 pushes the pressure plate 41, thereby improving the bite force of the threads between the butterfly nut 43 and the threaded column 42 to ensure stability.

[0037] Preferably, by Figure 1-Figure 3 As shown, in this embodiment, it also includes: a sponge block 411, which is bonded and fixed to the bottom surface of the pressing plate 41. After adopting the above scheme, the sponge block 411 is flexible, and the circuit board body 1 is pressed down by the sponge block 411, which is safer and has a buffering and shock-resistant effect.

[0038] Preferably, by Figure 1-Figure 3As shown, in this embodiment, two symmetrically distributed threaded columns 42 are fixed on the same fixing plate 31, and the two symmetrically distributed threaded columns 42 pass through the same pressing plate 41 to ensure the stability of the pressing plate 41 and prevent the pressing plate 41 from accidentally deflecting and affecting the safety of the circuit board body 1.

[0039] Preferably, by Figure 1 and Figure 2 As shown, in this embodiment, the positioning mechanism 3 also includes: a positioning rod 32 and a No. 1 telescopic spring 33. The positioning rod 32 is fixed to the top surface of the fixed plate 31, and a positioning hole 11 for the positioning rod 32 to pass through is provided on the circuit board body 1. The No. 1 telescopic spring 33 is sleeved on the positioning rod 32 and is located between the circuit board body 1 and the fixed plate 31. After adopting the above scheme, the positioning rod 32 is used to pass through the circuit board body 1 to further locate the installation position of the circuit board body 1, and the No. 1 telescopic spring 33 is used to support the circuit board body 1 for buffering and shock resistance, and the shock resistance effect is good.

[0040] Preferably, by Figure 1 and Figure 2 As shown, in this embodiment, the positioning mechanism 3 also includes: double-sided tape 34, the double-sided tape 34 is bonded and fixed to the bottom surface of the fixing plate 31, and the fixing plate 31 is bonded and fixed to the outer shell of the automobile turn signal controller by using the double-sided tape 34. Under the premise of ensuring the stable installation of the fixing plate 31, the installation is also relatively convenient, and the installation position of the fixing plate 31 can be determined independently, which is suitable for different installation needs.

[0041] Preferably, by Figure 1 and Figure 4 As shown, in this embodiment, an auxiliary heat transfer mechanism 5 is also included, and the auxiliary heat transfer mechanism 5 includes: a thermally conductive silicone sheet 51 and a metal thermally conductive plate 52. The thermally conductive silicone sheet 51 is attached to the bottom surface of the circuit board body 1, and the metal thermally conductive plate 52 is bonded and fixed in the outer shell of the automobile turn signal controller, and the thermally conductive silicone sheet 51 is bonded and fixed to the top surface of the metal thermally conductive plate 52. After adopting the above scheme, the thermally conductive silicone sheet 51 is set, and the thermally conductive silicone sheet 51 is flexible and can softly support the circuit board body 1, has a certain buffering and shock-resistant effect, and can absorb the heat generated by the circuit board body 1 during operation, and conduct the heat to the metal thermally conductive plate 52, and conduct the heat to the outer shell of the automobile turn signal controller through the metal thermally conductive plate 52, thereby improving the heat dissipation efficiency of the circuit board body 1.

[0042] It should be noted that when in use, the installation height of the circuit board body 1 can be adjusted by screwing the butterfly nut 43 to ensure reliable contact between the circuit board body 1 and the thermal conductive silicone sheet 51. The metal thermal conductive plate 52 can be made of aluminum plate, which has good thermal conductivity and low material cost.

[0043] Preferably, by Figure 1and Figure 4 As shown, in this embodiment, the metal heat conductive plate 52 is provided with a plurality of ventilation channels 521 equally spaced along its length direction, so that the heat dissipation area is greatly increased, which is conducive to ventilation and further improves the heat dissipation efficiency of the circuit board body 1.

[0044] Preferably, by Figure 1 and Figure 2 As shown, in this embodiment, two symmetrically distributed positioning rods 32 are fixed on the same fixed plate 31. Therefore, the installation of the circuit board body 1 is positioned from the four corners through the positioning rods 32, and a No. 1 telescopic spring 33 is used to flexibly support the four corners of the circuit board body 1, which has higher stability.

[0045] Components not described in detail herein are prior art.

[0046] Working principle and use process of the utility model: When the circuit board body 1 of the utility model is used, firstly two fixing plates 31 are fixed in the outer shell of the automobile turn signal controller according to the length of the circuit board body 1;

[0047] Then, the circuit board body 1 is placed above the fixing plate 31, and the positioning rod 32 is passed through the positioning hole 11 of the circuit board body 1 to locate the installation position of the circuit board body 1. At the same time, the No. 1 telescopic spring 33 is used to softly support the circuit board body 1 from the four corners to achieve buffering and earthquake resistance;

[0048] Finally, the butterfly nut 43 is screwed and installed on the protruding end of the threaded column 42, and the circuit board body 1 is pressed down from the top by the pressure plate 41 to ensure the stability of the installation of the circuit board body 1, avoid a large offset of the circuit board body 1, improve the safety of use, and avoid the accidental detachment of the cable connected to the circuit board body 1 due to excessive offset.

[0049] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A car turn signal circuit board with a buffer protection structure, comprising a circuit board body (1), on which components (2) are fixed, characterized in that: Also includes: Positioning mechanisms (3), wherein two groups of the positioning mechanisms (3) are symmetrically distributed, and the positioning mechanisms (3) include a fixing plate (31), and the fixing plate (31) is fixed in the outer shell of the automobile turn signal controller; The mounting mechanism (4) is fixed to the top of the fixing plate (31) and is used to mount the circuit board body (1) in the outer shell of the automobile turn signal controller. The mounting mechanism (4) comprises a pressing plate (41), a threaded column (42), a butterfly nut (43) and a No. 2 telescopic spring (44). The threaded column (42) is fixed to the fixing plate (31) and passes through the pressing plate (41). The butterfly nut (43) is mounted on the protruding end of the threaded column (42) by screwing. The No. 2 telescopic spring (44) is sleeved on the threaded column (42) and is located between the pressing plate (41) and the fixing plate (31).

2. The automobile turn signal circuit board with a buffer protection structure according to claim 1, characterized in that: Also includes: A sponge block (411), wherein the sponge block (411) is bonded and fixed to the bottom surface of the pressing plate (41).

3. The automobile turn signal circuit board with a buffer protection structure according to claim 1, characterized in that: Two symmetrically distributed threaded columns (42) are fixed on the same fixing plate (31).

4. The automobile turn signal circuit board with a buffer protection structure according to claim 1, characterized in that: The positioning mechanism (3) further comprises: A positioning rod (32), the positioning rod (32) being fixed to the top surface of the fixing plate (31), and having a positioning hole (11) on the circuit board body (1) for the positioning rod (32) to pass through; A No. 1 telescopic spring (33), the No. 1 telescopic spring (33) is sleeved on the positioning rod (32) and is located between the circuit board body (1) and the fixing plate (31).

5. The automobile turn signal circuit board with a buffer protection structure according to claim 1, characterized in that: The positioning mechanism (3) further comprises: A double-sided adhesive tape (34) is bonded and fixed to the bottom surface of the fixing plate (31), and the fixing plate (31) is bonded and fixed to the inside of the outer shell of the automobile turn signal controller by using the double-sided adhesive tape (34).

6. The automobile turn signal circuit board with a buffer protection structure according to claim 1, characterized in that: It also includes an auxiliary heat transfer mechanism (5), and the auxiliary heat transfer mechanism (5) includes: A thermally conductive silicone sheet (51), the thermally conductive silicone sheet (51) being attached to the bottom surface of the circuit board body (1); A metal heat conducting plate (52) is bonded and fixed inside an outer shell of a vehicle turn signal lamp controller, and the heat conducting silicone sheet (51) is bonded and fixed to the top surface of the metal heat conducting plate (52).

7. The automobile turn signal circuit board with a buffer protection structure according to claim 6, characterized in that: The metal heat conducting plate (52) is provided with a plurality of air permeable channels (521) distributed at equal intervals along its length direction.

8. The automobile turn signal circuit board with a buffer protection structure according to claim 4, characterized in that: Two symmetrically distributed positioning rods (32) are fixed on the same fixing plate (31).

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