Automobile blind area lamp circuit board with shielding structure

Abstract

The utility model belongs to the technical field of circuit boards, and particularly relates to an automobile blind area lamp circuit board with a shielding structure, which comprises a circuit board main body, a component fixed on the circuit board main body, a shielding cover detachably mounted on the circuit board main body and covering the component, and an inverted L-shaped mounting strip, the two inverted-L-shaped mounting strips are symmetrically fixed to the two sides of the shielding cover. The T-shaped foot is fixed at the bottom end of the vertical part of the inverted L-shaped mounting strip; the two mounting guide rails are symmetrically fixed on the circuit board main body, and the mounting guide rails are provided with T-shaped clamping grooves in which the T-shaped pins are embedded; according to the utility model, the shielding case is installed in a drawing manner, so that the installation, use and disassembly are convenient, components are convenient to overhaul and maintain, the V-shaped elastic sheets are matched with the positioning grooves to position the installation of the shielding case, the stability of the installation of the shielding case is further improved, and the shielding case can be drawn out with less effort.

Description

Technical Field

[0001] The utility model belongs to the technical field of circuit boards, and in particular relates to a circuit board for automobile blind spot lights with a shielding structure. Background Art

[0002] There is a small light on the car's rearview mirror which is a blind spot monitoring and warning system. When there is a moving obstacle approaching or moving away from the rear side of the vehicle, this light will light up to remind the driver that there are vehicles or pedestrians in the blind spot. The driver should be cautious when changing lanes or turning to avoid traffic accidents caused by visual blind spots.

[0003] The control circuit board is an important component of the automobile blind spot monitoring and warning system and is usually fixed in the control box with bolts.

[0004] At present, because the stability and anti-interference requirements of circuit boards are extremely stringent, any interference signal may affect the normal operation of the circuit boards. Therefore, it is usually necessary to shield the circuit boards.

[0005] It was retrieved that in the prior art, a Chinese utility model patent with authorization announcement number CN219659998U discloses "a circuit board with a shielding structure", including a circuit board body and components, the components are installed on the surface of the circuit board body, a shielding cover is provided on the surface of the components, a connecting plate is provided on the side surface of the shielding cover, a guiding mechanism is provided between the connecting plate and the circuit board body, a spring bar is connected between the connecting plate and the circuit board body, and the components on the circuit board are shielded by the provided shielding cover.

[0006] Although the circuit boards in the prior art including those mentioned above can realize the shielding function, in actual use, because the components need to be regularly maintained in actual use, the shielding cover needs to be disassembled. However, the shielding cover in the prior art is not easy to disassemble once installed, and it is easy to cause damage to the shielding cover during the disassembly process.

[0007] In order to solve the above problems, the present application proposes a car blind spot light circuit board with a shielding structure. Utility Model Content

[0008] In order to solve the above problems existing in the prior art, the utility model provides a car blind spot light circuit board with a shielding structure, which has the characteristics of easy use, easy installation and high safety performance.

[0009] To achieve the above-mentioned purpose, the utility model provides the following technical solution: a circuit board for automobile blind spot lights with a shielding structure, comprising a circuit board body, components fixed on the circuit board body, and a shielding cover, wherein the shielding cover is detachably mounted on the circuit board body and covers the components, and further comprising:

[0010] An inverted L-shaped mounting strip, wherein two inverted L-shaped mounting strips are symmetrically fixed on two sides of the shielding cover;

[0011] A T-shaped foot, the T-shaped foot being fixed to the bottom end of the vertical portion of the inverted L-shaped mounting strip;

[0012] The two mounting rails are symmetrically fixed on the circuit board body, and the mounting rails are provided with T-shaped slots for the T-shaped feet to be embedded.

[0013] As a preferred technical solution of the utility model, it also includes:

[0014] A V-shaped elastic piece is fixed to the outer wall of the vertical portion of the inverted L-shaped mounting strip, and a positioning groove is provided on the mounting guide rail for the V-shaped elastic piece to be embedded.

[0015] As a preferred technical solution of the present invention, the outer wall of the T-shaped foot abuts against the inner wall of the T-shaped slot.

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

[0017] Double-sided adhesive tape is bonded and fixed to the bottom surface of the mounting rail, and the mounting rail is bonded and fixed to the circuit board body by the double-sided adhesive tape.

[0018] As a preferred technical solution of the present invention, when the T-shaped foot is embedded in the T-shaped slot, the outer wall of the mounting rail abuts against the outer wall of the shielding cover.

[0019] As a preferred technical solution of the present utility model, the shielding cover is an "n"-shaped component.

[0020] As a preferred technical solution of the utility model, it also includes:

[0021] Dustproof mesh plates, two of which are symmetrically fixed to the two opening ends of the shielding cover.

[0022] As a preferred technical solution of the utility model, the dustproof screen is bonded and fixed to the two opening ends of the shielding cover.

[0023] Compared with the prior art, the beneficial effects of the utility model are:

[0024] In the utility model, the shielding cover is installed by a pull-out method, which is convenient for installation, use and disassembly, and convenient for inspection and maintenance of components. The shielding cover is positioned by the V-shaped elastic sheet and the positioning groove, which further improves the stability of the shielding cover installation and does not require effort when pulling out the shielding cover.

[0025] 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

[0026] 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:

[0027] Figure 1 It is a schematic diagram of the structure of the utility model;

[0028] Figure 2 For this utility model Figure 1 A is an enlarged structural diagram;

[0029] Figure 3 It is a schematic diagram of the axonometric structure of the shielding cover in the present utility model.

[0030] In the figure: 1. Circuit board body; 11. Components; 2. Shielding cover; 21. Reverse L-shaped mounting strip; 22. T-shaped foot; 3. Dust screen; 4. Mounting rail; 41. T-shaped slot; 42. Positioning slot; 5. Double-sided tape; 6. V-shaped elastic sheet. DETAILED DESCRIPTION

[0031] 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.

[0032] See also Figure 1-Figure 3 The utility model provides the following technical solution: a car blind spot light circuit board with a shielding structure, including a circuit board body 1, components 11 fixed on the circuit board body 1 and a shielding cover 2, the shielding cover 2 is detachably mounted on the circuit board body 1 and covers the components 11, and also includes: an inverted L-shaped mounting strip 21, a T-shaped foot 22 and a mounting guide rail 4.

[0033] Further, by Figure 1 and Figure 2As shown, in this embodiment, two inverted L-shaped mounting strips 21 are symmetrically fixed on both sides of the shielding cover 2, T-shaped feet 22 are fixed to the bottom ends of the vertical parts of the inverted L-shaped mounting strips 21, and two mounting rails 4 are symmetrically fixed on the circuit board body 1, and the mounting rails 4 have T-shaped slots 41 for the T-shaped feet 22 to be embedded in. After adopting the above scheme, when in use, the two mounting rails 4 are first symmetrically fixed on the circuit board body 1, and then the T-shaped feet 22 are embedded in the T-shaped slots 41, and the shielding cover 2 is pushed into the inner sides of the two mounting rails 4 to achieve the installation of the shielding cover 2. The shielding cover 2 is installed in a pull-out manner, which is convenient for installation, use and disassembly, and convenient for inspection and maintenance of the components 11.

[0034] Preferably, by Figure 1-Figure 3 As shown, the present embodiment also includes: a V-shaped elastic sheet 6, the V-shaped elastic sheet 6 is fixed to the outer wall of the vertical portion of the inverted L-shaped mounting strip 21, and a positioning groove 42 is provided on the mounting guide rail 4 for the V-shaped elastic sheet 6 to be embedded in. After adopting the above scheme, through the set V-shaped elastic sheet 6, during the process of pushing the shielding cover 2, the V-shaped elastic sheet 6 produces elastic deformation and bends upward until the V-shaped elastic sheet 6 moves to the positioning groove 42, and the V-shaped elastic sheet 6 recovers and is embedded in the positioning groove 42, so as to position the installation of the shielding cover 2 and further improve the stability of the installation of the shielding cover 2.

[0035] Preferably, by Figure 1 and Figure 2 As shown, in this embodiment, the outer wall of the T-shaped foot 22 abuts against the inner wall of the T-shaped slot 41 , that is, there is sliding friction between the T-shaped foot 22 and the inner wall of the T-shaped slot 41 , further ensuring the stability of the installation of the shielding cover 2 .

[0036] Preferably, by Figure 1 and Figure 2 As shown, in this embodiment, it also includes: double-sided tape 5, the double-sided tape 5 is bonded and fixed to the bottom surface of the mounting rail 4, and the mounting rail 4 is bonded and fixed to the circuit board body 1 by using the double-sided tape 5. Therefore, the mounting rail 4 can be stably installed without destroying the original structure of the circuit board body 1, thereby ensuring the structural integrity and safety of the circuit board body 1. At the same time, the installation position of the mounting rail 4 can be determined independently, and it is also convenient to change the installation position of the mounting rail 4.

[0037] Preferably, by Figure 1 and Figure 2 As shown, in this embodiment, after the T-shaped foot 22 is embedded in the T-shaped slot 41, the outer wall of the mounting rail 4 is pressed against the outer wall of the shielding cover 2. After adopting the above scheme, the installation position of the mounting rail 4 can be positioned by the shielding cover 2 to ensure the accuracy of the installation position of the mounting rail 4.

[0038] Preferably, by Figure 1-Figure 3As shown, in this embodiment, the shielding cover 2 is an "n"-shaped component, so both ends of the shielding cover 2 are open to facilitate air circulation and help the components 11 to ventilate and dissipate heat.

[0039] Preferably, by Figure 1 As shown, in this embodiment, it also includes: a dustproof mesh plate 3, two dustproof mesh plates 3 are symmetrically fixed to the two opening ends of the shielding cover 2, and the dustproof mesh plates 3 are set to effectively prevent external dust from entering the inner side of the shielding cover 2 and prevent dust from sticking to the components 11.

[0040] Preferably, by Figure 1 As shown, in this embodiment, the dustproof screen plate 3 is bonded and fixed to the two open ends of the shielding cover 2, which is convenient for installation and can ensure the stability of the installation of the dustproof screen plate 3 without the need for hole drilling.

[0041] It should be noted that the above scheme is only an exemplary scheme of the present invention and is not used to limit the present invention. In other available embodiments, the dustproof screen plate 3 can also be installed in other ways, such as magnetic installation, which also has the advantage of convenient installation. However, it should be noted that if the shielding cover 2 and the dustproof screen plate 3 cannot be adsorbed by magnets, it is necessary to fix magnets on the shielding cover 2 and the dustproof screen plate 3 in advance.

[0042] Components not described in detail herein are prior art.

[0043] Working principle and use process of the utility model: When using the circuit board body 1 of the utility model, first fix the two mounting rails 4 symmetrically on the circuit board body 1, then embed the T-shaped feet 22 into the T-shaped slots 41, and push the shielding cover 2 into the inner side of the two mounting rails 4 to achieve the installation of the shielding cover 2. The shielding cover 2 is installed in a pull-out manner, which is convenient for installation, use and disassembly, and convenient for inspection and maintenance of the components 11;

[0044] In addition, through the V-shaped elastic sheet 6, during the process of pushing the shielding cover 2, the V-shaped elastic sheet 6 produces elastic deformation and bends upward until the V-shaped elastic sheet 6 moves to the positioning groove 42, and the V-shaped elastic sheet 6 recovers and embeds into the positioning groove 42, positioning the installation of the shielding cover 2, and further improving the stability of the installation of the shielding cover 2.

[0045] 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 circuit board for a car blind spot light with a shielding structure, comprising a circuit board body (1), components (11) fixed on the circuit board body (1), and a shielding cover (2), wherein the shielding cover (2) is detachably mounted on the circuit board body (1) and covers the components (11), characterized in that: Also includes: Inverted L-shaped mounting strips (21), wherein two inverted L-shaped mounting strips (21) are symmetrically fixed on two sides of the shielding cover (2); A T-shaped foot (22), the T-shaped foot (22) being fixed to the bottom end of the vertical portion of the inverted L-shaped mounting strip (21); Mounting rails (4), wherein two mounting rails (4) are symmetrically fixed on the circuit board body (1), and the mounting rails (4) are provided with T-shaped slots (41) for the T-shaped legs (22) to be embedded.

2. The automotive blind spot light circuit board with a shielding structure according to claim 1, characterized in that: Also includes: A V-shaped elastic sheet (6) is fixed to the outer wall of the vertical portion of the inverted L-shaped mounting strip (21), and a positioning groove (42) is provided on the mounting rail (4) for the V-shaped elastic sheet (6) to be embedded.

3. The automotive blind spot light circuit board with a shielding structure according to claim 1, characterized in that: The outer wall of the T-shaped foot (22) abuts against the inner wall of the T-shaped slot (41).

4. The automotive blind spot light circuit board with a shielding structure according to claim 1, characterized in that: Also includes: Double-sided adhesive tape (5), the double-sided adhesive tape (5) is bonded and fixed to the bottom surface of the mounting rail (4), and the mounting rail (4) is bonded and fixed to the circuit board body (1) by using the double-sided adhesive tape (5).

5. The automotive blind spot light circuit board with a shielding structure according to claim 1, characterized in that: When the T-shaped foot (22) is embedded in the T-shaped slot (41), the outer wall of the mounting guide rail (4) abuts against the outer wall of the shielding cover (2).

6. The automobile blind spot light circuit board with a shielding structure according to claim 1, characterized in that: The shielding cover (2) is an "n"-shaped component.

7. The automobile blind spot light circuit board with a shielding structure according to claim 6, characterized in that: Also includes: Dust-proof mesh plates (3), two of the dust-proof mesh plates (3) are symmetrically fixed to the two opening ends of the shielding cover (2).

8. The automobile blind spot light circuit board with a shielding structure according to claim 7, characterized in that: The dustproof screen plate (3) is bonded and fixed to the two opening ends of the shielding cover (2).

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