A new energy vehicle charging circuit board

Abstract

The utility model relates to the technical field of new energy vehicles, specifically a new energy vehicle charging circuit board, including a connection box, a slot one is provided on the side of the connection box, and a plug rod is plugged in and connected to the inner side of the slot one. The utility model is connected to the card block by snapping the circuit board body, and then fixedly connected to the connection box by another set of side panels in the same installation manner, so that the two sets of side panels are fixedly installed on the connection box, and the card strip two is slidably snapped to the inner side of the card slot two, and at the same time, the card strip one fixedly connected to the upper end of the side panel is slidably snapped to the inner side of the card slot one, and then the card strip three fixedly connected to the outer surface of the connection strip is aligned with the card slot three and slidably snapped into, so that the card strip three is slidably snapped to the inner side of the groove provided on the outer surface of the card strip two, and at the same time, the card ball is snapped to the inner side of the slot three, so that the box cover is fixedly installed to the upper end of the connection box, so that the card block is snapped and connected to the inner side of the connection box by snapping connection.

Description

Technical Field

[0001] The utility model relates to the technical field of new energy vehicles, in particular to a charging circuit board for a new energy vehicle. Background Art

[0002] The names of circuit boards include ceramic circuit boards, alumina ceramic circuit boards, aluminum nitride ceramic circuit boards, circuit boards, PCB boards, aluminum substrates, high-frequency boards, thick copper boards, impedance boards, PCBs, ultra-thin circuit boards, ultra-thin circuit boards and printed circuit boards, etc. Circuit boards miniaturize and visualize circuits, and play an important role in the mass production of fixed circuits and optimizing the layout of electrical appliances.

[0003] When installing the charging circuit board of the new energy vehicle, the circuit board is installed in the circuit box, usually by bolts. When using bolts for installation, tools are required. When the circuit board needs to be repaired later, it is inconvenient to disassemble it, which affects the maintenance of the circuit board. Utility Model Content

[0004] The purpose of the utility model is to provide a new energy vehicle charging circuit board to solve the problem that the circuit board is usually installed by bolts in the above-mentioned background technology. When the bolts are used for installation, tools are needed. When the circuit board needs to be repaired later, it is inconvenient to disassemble it, which affects the maintenance of the circuit board.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a new energy vehicle charging circuit board, comprising a connection box, a slot one is provided on the side of the connection box, a plug rod is plugged into the inner side of the slot one, a side plate is fixedly connected to the outer surface of the plug rod, a fixing plate is fixedly connected to the outer surface of the side plate, a connection block is fixedly connected to the outer surface of the side plate just below the fixing plate, a plug column two is slidably connected to the inner side of the connection block, a slot two is plugged into the lower end of the plug column two, a spring is fixedly connected to the upper surface of the fixing plate, a connecting plate is fixedly connected to the upper end of the fixing plate away from the spring, and the connecting plate A screw is rotatably connected on the inner side, a card block is fixedly connected to the middle part of the outer surface of the side panel, the inner side of the card block is snap-connected with the circuit board body, the upper surface of the side panel is fixedly connected with a card strip 1, the upper end of the card strip 1 is plug-connected with a card slot 1, the outer surface of the card slot 1 is fixedly connected with a box cover, the lower surface of the box cover is fixedly connected with a card strip 2, the lower end of the card strip 2 is plug-connected with a card slot 2, a card slot 3 is provided on the outer surface of the connecting box, the inner side of the card slot 3 is plug-connected with a card strip 3, the outer surface of the card strip 3 is fixedly connected with a connecting strip, the outer surface of the connecting strip is fixedly connected with a card ball, and the card ball is plug-connected with a slot 3.

[0006] Preferably, a motor is fixedly connected to the inner bottom of the connection box, a cooling fan is fixedly connected to the output shaft of the motor, and a protective shell is arranged and connected to the upper end of the cooling fan.

[0007] Preferably, the connection box is in the shape of a "U"-shaped plate, the side panels are in the shape of a plate, and the slots 1 and the insertion rods are in multiple groups, and their function is to initially install the connection box and the side panels by inserting the insertion rods fixedly connected to the outer surface of one group of side panels into the inner side of the slots 1.

[0008] Preferably, the second plug post is in the shape of a round rod, and the second plug post is slidably connected to the inner side of the connecting block. The spring is in the shape of a spiral, and the spring is fixedly connected between the lower end of the second plug post and the fixed plate. A screw groove is provided on the outer side of the upper end of the second plug post, and the screw rod is rotatably connected to the inner side of the screw groove. The second slot is provided on the inner bottom surface of the connecting box, and its function is to insert the second plug post into the second slot provided on the inner surface of the connecting box by sliding the second plug post, and then fix one set of side panels to the connecting box by rotatably connecting the connecting plate to the inner side of the second plug post.

[0009] Preferably, the card block is in the shape of an elongated strip, and the card blocks are in two groups. The circuit board body is snap-connected to the inner side of the card block, and its function is to snap-connect the circuit board body to the card block, and then fix the other group of side panels to the connection box in the same installation manner, thereby fixing the two groups of side panels to the connection box.

[0010] Preferably, the first, second and third card strips are all in the shape of long strips, the first card slot is opened on both sides of the lower surface of the box cover, the first card slot is adapted to the first card strip, the second card slot is opened at the upper end of the connecting box, the second card slot is adapted to the second card strip, and the third card slot is opened on the outer side of the connecting box, and its function is to slide the second card strip into the inner side of the second card slot, and at the same time, the first card strip fixedly connected to the upper end of the side panel is slid into the inner side of the first card slot, and then the third card strip fixedly connected to the outer surface of the connecting strip is aligned with the third card slot and slid into it, so that the third card strip is slid into the inner side of the groove opened on the outer surface of the second card strip, and at the same time, the card ball is engaged with the inner side of the slot three, so that the box cover is fixedly installed to the upper end of the connecting box.

[0011] Preferably, a circular groove is opened in the middle of the inner bottom surface of the connection box, and the cooling fan is rotatably connected to the inner side of the circular groove. Its function is to start the motor so that the output shaft of the motor drives the cooling fan to rotate, thereby dissipating the heat of the circuit board body.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. Connect one set of side panels to the inner side of slot 1 by inserting the plug rod fixedly connected to the outer surface of the side panels into the inner side of slot 1, and then insert the plug rod 2 into the slot 2 opened on the inner side surface of the connection box by sliding the plug rod 2, and then connect the connection plate to the inner side of the plug rod 2 by rotation, so as to fix one set of side panels to the connection box, and then connect the circuit board body to the card block, and then fix the other set of side panels to the connection box in the same installation manner, so as to fix the two sets of side panels to the connection box, and then open a card slot 1 on both sides of the lower surface of the box cover, and fix the lower surface of the box cover with a card strip 2 fixedly connected to the front and rear sides, and then fix the two sets of side panels to the connection box. The second card strip is slidably engaged with the inner side of the second card slot. At the same time, the first card strip fixedly connected to the upper end of the side panel is slidably engaged with the inner side of the first card slot. Then, the third card strip fixedly connected to the outer surface of the connecting strip is aligned with the third card slot and slidably engaged therein, so that the third card strip is slidably engaged with the inner side of the groove formed on the outer surface of the second card strip. At the same time, the card ball is engaged with the inner side of the third slot, so that the box cover is fixedly installed on the upper end of the connecting box. The card block is engaged and connected to the inner side of the connecting box by means of an engaging connection, so as to facilitate the subsequent disassembly of the connecting box, the side panel and the box cover. At the same time, it is also convenient to remove the card block from the inner side of the connecting box for maintenance.

[0014] 2. By starting the motor, the output shaft of the motor drives the cooling fan to rotate, so as to dissipate the heat of the circuit board body and prevent the circuit board body from working at too high a temperature for a long time, which may cause damage to the circuit components on the circuit board body. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a front view stereoscopic schematic diagram of the structure of the utility model;

[0016] Figure 2 It is a schematic cross-sectional plan view of the structure of the utility model;

[0017] Figure 3 It is a schematic diagram of the exploded structure of the utility model;

[0018] Figure 4 For this utility model Figure 3 A three-dimensional schematic diagram of the structure of the middle box cover;

[0019] Figure 5 For this utility model Figure 3 A schematic diagram of the structure enlargement at the center A;

[0020] Figure 6 For this utility model Figure 3 A magnified schematic diagram of the structure at point B in the middle.

[0021] In the figure, 1 is a connection box; 2 is a slot one; 3 is a plug rod; 4 is a side panel; 5 is a fixing plate; 6 is a plug column two; 7 is a connection block; 8 is a slot two; 9 is a spring; 10 is a connection plate; 11 is a screw rod; 12 is a card block; 13 is a circuit board body; 14 is a card strip one; 15 is a card slot one; 16 is a box cover; 17 is a card strip two; 18 is a card slot two; 19 is a card slot three; 20 is a card strip three; 21 is a connection strip; 22 is a card ball; 23 is a slot three; 24 is a motor; 25 is a cooling fan; 26 is a protective shell. DETAILED DESCRIPTION

[0022] 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.

[0023] See also Figure 1-6 , an embodiment provided by the utility model:

[0024] A new energy vehicle charging circuit board includes a connection box 1, a slot 2 is opened on the side of the connection box 1, a plug rod 3 is plugged into the inner side of the slot 2, a side plate 4 is fixedly connected to the outer surface of the plug rod 3, a fixing plate 5 is fixedly connected to the outer surface of the side plate 4, a connection block 7 is fixedly connected to the outer surface of the side plate 4 near the lower part of the fixing plate 5, a plug column 6 is slidably connected to the inner side of the connection block 7, a slot 8 is plugged into the lower end of the plug column 6, a spring 9 is fixedly connected to the upper surface of the fixing plate 5, a connecting plate 10 is fixedly connected to the side of the upper end of the fixing plate 5 away from the spring 9, a screw 11 is rotatably connected to the inner side of the connecting plate 10, and a middle portion of the outer surface of the side plate 4 is fixedly connected to the plug column 6. A card block 12 is fixedly connected, and the inner side of the card block 12 is plugged with a circuit board body 13. A card strip 14 is fixedly connected to the upper surface of the side panel 4. The upper end of the card strip 14 is plugged with a card slot 15. The outer surface of the card slot 15 is fixedly connected to a box cover 16. The lower surface of the box cover 16 is fixedly connected to a card strip 2 17. The lower end of the card strip 2 17 is plugged with a card slot 2 18. A card slot 3 19 is provided on the outer surface of the connection box 1. The inner side of the card slot 3 19 is plugged with a card strip 3 20. The outer surface of the card strip 3 20 is fixedly connected to a connecting strip 21. The outer surface of the connecting strip 21 is fixedly connected to a card ball 22. The card ball 22 is plugged with a slot 3 23.

[0025] Furthermore, a motor 24 is fixedly connected to the bottom inner side of the connection box 1 , a cooling fan 25 is fixedly connected to the output shaft of the motor 24 , and a protective shell 26 is arranged on the upper end of the cooling fan 25 .

[0026] Furthermore, the connection box 1 is in the shape of a "U"-shaped plate, the side panel 4 is in the shape of a plate, and the slots 2 and the plug rods 3 are in multiple groups. Their function is to initially install the connection box 1 and the side panel 4 by plugging the plug rods 3 fixedly connected to the outer surface of one group of the side panels 4 into the inner side of the slots 2.

[0027] Furthermore, the plug post 26 is in the shape of a round rod, and the plug post 26 is slidably connected to the inner side of the connecting block 7. The spring 9 is in the shape of a spiral, and the spring 9 is fixedly connected between the lower end of the plug post 26 and the fixed plate 5. A screw groove is provided on the outer side of the upper end of the plug post 26, and the screw 11 is rotatably connected to the inner side of the screw groove. The slot 28 is provided on the inner bottom surface of the connecting box 1. Its function is to slide the plug post 26 and insert the plug post 26 into the slot 28 provided on the inner surface of the connecting box 1, and then rotate the connecting plate 10 to connect it to the inner side of the plug post 26, so as to fix one set of side panels 4 to the connecting box 1.

[0028] Furthermore, the card block 12 is in the shape of an elongated strip, and the card block 12 is in two groups. The circuit board body 13 is snap-connected to the inner side of the card block 12, and its function is to snap-connect the circuit board body 13 to the card block 12, and then fix the other group of side panels 4 to the connection box 1 in the same installation manner, thereby fixing the two groups of side panels 4 to the connection box 1.

[0029] Furthermore, the card strip 14, the card strip 2 17 and the card strip 3 20 are all in the shape of long strips, and the card slot 15 is opened on both sides of the lower surface of the box cover 16, and the card slot 15 is adapted to the card strip 14, the card slot 2 18 is opened at the upper end of the connection box 1, and the card slot 2 18 is adapted to the card strip 2 17, and the card slot 3 19 is opened on the outer side of the connection box 1. Its function is to slide the card strip 2 17 to the inner side of the card slot 2 18, and at the same time, the card strip 14 fixedly connected to the upper end of the side panel 4 slides to the inner side of the card slot 15, and then the card strip 3 20 fixedly connected to the outer surface of the connection strip 21 is aligned with the card slot 3 19 and slides into it, so that the card strip 3 20 slides to the inner side of the groove opened on the outer surface of the card strip 2 17, and at the same time, the card ball 22 is engaged with the inner side of the slot 3 23, so that the box cover 16 is fixedly installed to the upper end of the connection box 1.

[0030] Furthermore, a circular groove is opened in the middle of the inner bottom surface of the connection box 1, and the cooling fan 25 is rotatably connected to the inner side of the circular groove. Its function is to start the motor 24 so that the output shaft of the motor 24 drives the cooling fan 25 to rotate, thereby dissipating the heat of the circuit board body 13.

[0031] Working principle: A slot 1 2 is opened on the side of the connection box 1, and a plug rod 3 is plugged into the inner side of the slot 1 2, and the outer surface of the plug rod 3 is fixedly connected to the side plate 4, and the outer surface of the side plate 4 is fixedly connected to the fixing plate 5, and the outer surface of the side plate 4 is fixedly connected to the connection block 7 just below the fixing plate 5, and the inner side of the connection block 7 is slidably connected to the plug column 2 6, and the lower end of the plug column 2 6 is plugged into the slot 2 8, and the upper surface of the fixing plate 5 is fixedly connected to the spring 9, and the upper end of the fixing plate 5 is fixedly connected to the side of the spring 9, and the inner side of the connecting plate 10 is rotatably connected to the screw 11, and the middle part of the outer surface of the side plate 4 is fixedly connected to the block 12, and the inner The side is connected with a circuit board body 13 by snapping, the upper surface of the side panel 4 is fixedly connected with a card strip 14, the upper end of the card strip 14 is plugged with a card slot 15, the outer surface of the card slot 15 is fixedly connected with a box cover 16, the lower surface of the box cover 16 is fixedly connected with a card strip 2 17, the lower end of the card strip 2 17 is plugged with a card slot 2 18, the outer surface of the connection box 1 is provided with a card slot 3 19, the inner side of the card slot 3 19 is plugged with a card strip 3 20, the outer surface of the card strip 3 20 is fixedly connected with a connecting strip 21, the outer surface of the connecting strip 21 is fixedly connected with a card ball 22, the card ball 22 is plugged with a slot 3 23, and the outer surface of one set of side panels 4 is fixedly connected with a plug rod 3 is plugged and connected to the inner side of the slot 1 2, and then the plug 2 6 is inserted into the slot 2 8 opened on the inner surface of the connection box 1 by sliding the plug 2 6, and then the connection plate 10 is rotated and connected to the inner side of the plug 2 6, so that one set of side plates 4 is fixedly connected to the connection box 1, and then the circuit board body 13 is snap-connected to the card block 12, and then the other set of side plates 4 is fixedly connected to the connection box 1 in the same installation manner, so that the two sets of side plates 4 are fixedly installed on the connection box 1, and then the card slot 15 is opened on both sides of the lower surface of the box cover 16, and the card strip 2 17 is fixedly connected to the front and rear of the lower surface of the box cover 16, and the card strip 2 17 is slidably snapped into the card slot 2 18 At the same time, the card strip 14 fixedly connected to the upper end of the side panel 4 slides and snaps into the inner side of the card slot 15, and then the card strip 3 20 fixedly connected to the outer surface of the connecting strip 21 is aligned with the card slot 3 19 and slides into it, so that the card strip 3 20 slides and snaps into the inner side of the groove opened on the outer surface of the card strip 2 17, and at the same time, the card ball 22 snaps into the inner side of the slot 3 23, so that the box cover 16 is fixedly installed on the upper end of the connecting box 1, so that the card block 12 is snap-connected to the inner side of the connecting box 1 through the snap connection method, so as to facilitate the subsequent disassembly of the connecting box 1, the side panel 4 and the box cover 16, and at the same time, it is also convenient to take out the card block 12 from the inner side of the connecting box 1 for maintenance.

[0032] A motor 24 is fixedly connected to the bottom inner side of the connection box 1, and a cooling fan 25 is fixedly connected to the output shaft of the motor 24. A protective shell 26 is provided on the upper end of the cooling fan 25. By starting the motor 24, the output shaft of the motor 24 drives the cooling fan 25 to rotate, so that the circuit board body 13 can be cooled, thereby preventing the circuit board body 13 from working at too high a temperature for a long time, which may cause damage to the circuit components on the circuit board body 13.

[0033] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A new energy vehicle charging circuit board, comprising a connection box (1), characterized in that: The side of the connection box (1) is provided with a slot one (2), the inner side of the slot one (2) is plugged with an insertion rod (3), the outer surface of the insertion rod (3) is fixedly connected to a side plate (4), the outer surface of the side plate (4) is fixedly connected to a fixing plate (5), the outer surface of the side plate (4) is fixedly connected to a connection block (7) near the bottom of the fixing plate (5), the inner side of the connection block (7) is slidably connected with an insertion column two (6), the lower end of the insertion column two (6) is plugged with a slot two (8), the upper surface of the fixing plate (5) is fixedly connected with a spring (9), the upper end of the fixing plate (5) is fixedly connected with a connecting plate (10) on the side away from the spring (9), the inner side of the connecting plate (10) is rotatably connected with a screw rod (11), and the middle part of the outer surface of the side plate (4) is fixedly connected with a clamping block (12) ), the inner side of the card block (12) is snap-connected with a circuit board body (13), the upper surface of the side plate (4) is fixedly connected with a card strip one (14), the upper end of the card strip one (14) is plug-connected with a card slot one (15), the outer surface of the card slot one (15) is fixedly connected with a box cover (16), the lower surface of the box cover (16) is fixedly connected with a card strip two (17), the lower end of the card strip two (17) is plug-connected with a card slot two (18), the outer surface of the connection box (1) is provided with a card slot three (19), the inner side of the card slot three (19) is plug-connected with a card strip three (20), the outer surface of the card strip three (20) is fixedly connected with a connecting strip (21), the outer surface of the connecting strip (21) is fixedly connected with a card ball (22), and the card ball (22) is plug-connected with a slot three (23).

2. A new energy vehicle charging circuit board according to claim 1, characterized in that: A motor (24) is fixedly connected to the bottom inner side of the connection box (1), a cooling fan (25) is fixedly connected to the output shaft of the motor (24), and a protective shell (26) is arranged at the upper end of the cooling fan (25).

3. A new energy vehicle charging circuit board according to claim 2, characterized in that: The connection box (1) is in the shape of a "U"-shaped plate, the side plate (4) is in the shape of a plate, and the slots (2) and the insertion rods (3) are in multiple groups.

4. A new energy vehicle charging circuit board according to claim 3, characterized in that: The second plug post (6) is in the shape of a round rod, and the second plug post (6) is slidably connected to the inner side of the connection block (7). The spring (9) is in the shape of a spiral, and the spring (9) is fixedly connected between the lower end of the second plug post (6) and the fixed plate (5). A screw groove is provided on the outer side of the upper end of the second plug post (6), and the screw rod (11) is rotatably connected to the inner side of the screw groove. The second slot (8) is provided on the inner bottom surface of the connection box (1).

5. A new energy vehicle charging circuit board according to claim 4, characterized in that: The card block (12) is in the shape of a long strip, the card blocks (12) are in two groups, and the circuit board body (13) is snap-connected to the inner side of the card block (12).

6. A new energy vehicle charging circuit board according to claim 1, characterized in that: The card strip one (14), the card strip two (17) and the card strip three (20) are all in the shape of long strips; the card slot one (15) is provided on both sides of the lower surface of the box cover (16); the card slot one (15) is adapted to the card strip one (14); the card slot two (18) is provided at the upper end of the connection box (1); the card slot two (18) is adapted to the card strip two (17); and the card slot three (19) is provided on the outer side of the connection box (1).

7. A new energy vehicle charging circuit board according to claim 2, characterized in that: A circular groove is provided in the middle of the inner bottom surface of the connection box (1), and the heat dissipation fan (25) is rotatably connected to the inner side of the circular groove.

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