CN218997509U

CN218997509U - Radiating high-voltage distribution box

Info

Publication number: CN218997509U
Application number: CN202223288347.XU
Authority: CN
Inventors: 殷万江; 钱松; 宋新刚; 符德亿
Original assignee: Zhejiang Yilian Automobile Technology Co ltd
Current assignee: Zhejiang Yilian Automobile Technology Co ltd
Priority date: 2022-12-08
Filing date: 2022-12-08
Publication date: 2023-05-09
Anticipated expiration: 2032-12-08

Abstract

The utility model discloses a heat-radiating high-voltage distribution box, which comprises a high-voltage distribution box body, side mounting plates, a heat-conducting plate, grid plates, heat-radiating holes, a heat-radiating fan A, a heat-radiating fan B, bottom mounting plates and connecting bridges.

Description

Radiating high-voltage distribution box

Technical Field

The utility model relates to the technical field of high-voltage distribution boxes, in particular to a heat-dissipation type high-voltage distribution box.

Background

The high-voltage distribution box has the function of distributing the high-voltage power battery to the phase application electric appliance and the management system by separating the high-voltage power battery from the multi-path high-voltage power supply, the insurance of the high-voltage circuit of the electric automobile is all in the high-voltage distribution box, and the high-voltage battery box of the pure electric automobile is generally an independent distribution box.

When the high-voltage distribution box of the electric vehicle is powered on and used for a long time, along with the increase of the running time of the electronic element, the electronic element generates a large amount of heat due to the fact that the current is large, when the heat in the box body is generated in a large amount, the high-voltage distribution box is generally low in metal conduction heat dissipation efficiency by means of the metal shell of the high-voltage distribution box, the electronic element of the high-voltage distribution box can be damaged and the service life of the electronic element of the high-voltage distribution box is reduced by the fact that the continuous high-temperature running potential of the electronic element of the high-voltage distribution box is ensured to be damaged, and therefore the high-voltage distribution box needs improvement of heat dissipation optimality.

Disclosure of Invention

The utility model mainly aims to provide a heat-dissipation type high-voltage distribution box, a heat dissipation mechanism capable of assisting box body heat dissipation is arranged at a high-voltage distribution box body between side mounting plates, a heat conduction plate body and a heat dissipation hole of the heat dissipation mechanism can assist heat in the high-voltage distribution box body to be discharged, then a high-efficiency heat-flow structure formed by double groups of fans accelerates to guide away heat discharged at the high-voltage distribution box body to dissipate heat, the service life of electronic elements in the high-voltage distribution box body due to continuous high-temperature operation loss is avoided, and the problems in the background art can be effectively solved.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a but heat dissipation formula high-voltage distribution box, includes high-voltage distribution box body and side dress board, still includes several style of calligraphy lid, heat-conducting plate, grid tray, louvre, heat dissipation fan A, heat dissipation fan B, end plate and connecting bridge constitute heat dissipation mechanism, the box bottom bilateral symmetry welding of high-voltage distribution box body has side dress board, and the high-voltage distribution box body box mouth department between the side dress board has several style of calligraphy lid through the bolt locking, the embedded bonding of the inner groove department of several style of calligraphy lid has the heat-conducting plate that is used for the inside heat of high-voltage distribution box body, and the integrated into one piece of plate body surface of heat-conducting plate has the grid tray, the heat dissipation hole that is used for the inside heat of high-voltage distribution box body to discharge has been offered on the heat-conducting plate surface outside, and several style of calligraphy lid's bi-polar notch and high-voltage distribution box body both ends symmetry are provided with the heat dissipation fan A that is used for the induced air and the heat dissipation fan B that is used for the induced air, heat dissipation fan A and heat dissipation fan B casing bottom welding have the end plate that is used for locking in high-voltage distribution box body both ends outer wall department with the bolt, and the top heat dissipation fan A and heat dissipation fan B are connected through heat dissipation fan B.

Further, a supporting plate for supporting and pressing the surface of the box cover in a shape like a Chinese character 'ji' is welded at the bottom end of the connecting bridge; after the connecting bridge is connected with the radiating fan A and the radiating fan B for correlation, foreign matters can be prevented from falling between the radiating fan A and the radiating fan B, and the connecting bridge is supported on the surface of the box cover in a shape like a Chinese character 'ji' by virtue of the supporting plate so as not to be easily deformed by downward pressure.

Further, the air blowing opening of the heat dissipation fan A faces to the groove opening at one side of the Chinese character 'ji' -shaped box cover, and the air guiding opening of the heat dissipation fan B faces to the groove opening at the other side of the Chinese character 'ji' -shaped box cover; the heat dissipation fan A can blow wind power into the groove opening of the U-shaped box cover after power connection, so that heat emitted by the high-voltage distribution box body is led out to the other groove opening of the U-shaped box cover by the heat dissipation fan B in an outward accelerating mode.

Further, the surface of the grid plate body is propped against the inner wall of the lower groove of the box cover in a shape like a Chinese character 'ji', and a gap is reserved between grid plates above the heat conducting plate; the grid plates can be propped between the heat conducting plate and the box cover in the shape of a Chinese character 'ji' to provide support for the cover body above the grooves of the box cover in the shape of a Chinese character 'ji', and meanwhile, gaps between the grid plates can pass through heat dissipation air faster.

Further, the hole bodies of the heat dissipation holes penetrate through the plate body of the heat conduction plate, and the heat dissipation holes are arranged and formed along the length direction of the heat conduction plate; the heat dissipation holes penetrate through the hole bodies of the heat conducting plate and can be arranged on the surface of the heat conducting plate in a more mode to assist the heat in the high-voltage distribution box body to be discharged outwards.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the heat dissipation mechanism capable of assisting the box body in dissipating heat is arranged at the high-voltage distribution box body between the side mounting plates, the heat conduction plate body and the heat dissipation holes of the heat dissipation mechanism can assist in discharging heat in the high-voltage distribution box body, and then the high-efficiency heat-flow structure formed by the two groups of fans accelerates to guide away heat discharged at the high-voltage distribution box body for dissipating heat, so that the service life of electronic elements in the high-voltage distribution box body due to continuous high-temperature operation loss is avoided.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the heat-radiating high-voltage distribution box of the present utility model.

Fig. 2 is an exploded view of a heat dissipating mechanism of the heat-dissipating high-voltage distribution box of the present utility model.

Fig. 3 is a schematic diagram showing the separation of a box cover and a heat conducting plate of the heat-radiating high-voltage distribution box.

In the figure: 1. a high voltage distribution box body; 2. a side plate; 3. a heat dissipation mechanism; 4. a box cover in a shape of a Chinese character 'ji'; 5. a heat conductive plate; 6. a grid plate; 7. a heat radiation hole; 8. a fan A; 9. a heat radiation fan B; 10. a bottom plate; 11. a connecting bridge; 12. and a support plate.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-3, the heat-dissipating high-voltage distribution box comprises a high-voltage distribution box body 1 and side mounting plates 2, and further comprises a heat dissipation mechanism 3 consisting of a U-shaped box cover 4, a heat conducting plate 5, a grid plate 6, heat dissipation holes 7, heat dissipation fans A8, heat dissipation fans B9, bottom mounting plates 10 and connecting bridges 11, wherein the side mounting plates 2 are symmetrically welded on two sides of the box bottom of the high-voltage distribution box body 1, the U-shaped box cover 4 is locked at the box opening of the high-voltage distribution box body 1 between the side mounting plates 2 through bolts, the heat conducting plates 5 for conducting heat inside the high-voltage distribution box body 1 are embedded and adhered at inner grooves of the U-shaped box cover 4, the grid plate 6 is integrally formed on the plate surface of the heat conducting plates 5, the heat dissipation holes 7 for discharging heat inside the high-voltage distribution box body 1 are formed through the surface of the heat conducting plates 5, heat dissipation fans A8 for blowing and heat dissipation fans B9 for guiding fans are symmetrically arranged on two ends of the high-voltage distribution box body 1, and the bottom ends of the high-voltage distribution box body 1 are welded at the top ends of the heat dissipation fans B9 through bolts for locking the two ends of the high-voltage distribution box body 1, and the heat dissipation fans B9 are connected at the top ends of the heat dissipation plates 10 through the connecting bolts 10 and the heat dissipation fans B1.

Wherein, the bottom end of the connecting bridge 11 is welded with a supporting plate 12 which is used for being propped against the surface of the Chinese character 'ji' -shaped box cover 4; after the connection bridge 11 connects the heat dissipation fan A8 and the heat dissipation fan B9, foreign matters can be prevented from falling between the heat dissipation fan A8 and the heat dissipation fan B9, and the connection bridge 11 is supported on the surface of the rectangular box cover 4 by the aid of the support plate 12, so that the connection bridge is not easy to deform due to downward pressure.

Wherein, the air inlet of the heat radiation fan A8 faces to the groove opening on one side of the Chinese character 'ji' -shaped box cover 4, and the air inlet of the heat radiation fan B9 faces to the groove opening on the other side of the Chinese character 'ji' -shaped box cover 4; the heat dissipation fan A8 can blow wind power into the groove opening of the H-shaped box cover 4 after power connection, so that heat dissipated by the high-voltage distribution box body 1 is led to the other groove opening of the H-shaped box cover 4 by the heat dissipation fan B9 to be accelerated outwards; the hole bodies of the heat dissipation holes 7 penetrate through the plate bodies of the heat conduction plates 5, and the heat dissipation holes 7 are arranged along the length direction of the heat conduction plates 5; the heat dissipation holes 7 penetrate through the hole bodies of the heat conducting plate 5 and can be arranged on the surface of the heat conducting plate 5 in a more mode to assist the heat in the high-voltage distribution box body 1 to be discharged outwards.

Wherein, the plate body of the grid plate 6 is propped against the inner wall of the lower groove of the box cover 4 on the surface of the heat conducting plate 5, and a gap is reserved between the grid plates 6 above the heat conducting plate 5; the grid plates 6 can be propped against the heat conduction plate 5 and the Chinese character 'ji' -shaped box cover 4 to provide support for the cover body above the grooves of the Chinese character 'ji' -shaped box cover 4, and meanwhile, gaps between the grid plates 6 can pass through heat dissipation air faster.

It should be noted that the utility model is a heat-dissipating type high-voltage distribution box, the several-shaped box cover 4 with the heat conducting plate 5 can replace the original straight box cover of the high-voltage distribution box body 1 to be locked at the box opening of the high-voltage distribution box body 1 by matching bolts, at the moment, the connecting plate 11 locks the heat dissipating fan A8 and the heat dissipating fan B9 by means of bolts, the heat dissipating fan A8 and the heat dissipating fan B9 can be symmetrically clamped at groove openings at two ends of the several-shaped box cover 4, the bottom plates 10 of the heat dissipating fan A8 and the heat dissipating fan B9 are locked on the surface of the high-voltage distribution box body 1 above the side mounting plate 2 by means of bolts, when the high-voltage distribution box body 1 works for a long time to generate heat, the heat can be discharged along with the heat conducting plate 5 and the grid plate 6 to the lower side of the several-shaped box cover 4, at the same time, the heat dissipating holes 7 at the heat conducting plate 5 can improve the heat discharging efficiency, then the heat dissipating fan A8 and the fan B9 can be connected with an external control circuit to be opened and closed, after the heat dissipating fan A8 and the heat dissipating fan B9 are started, the heat dissipating fan A8 is led to the groove openings of the several-shaped box cover 4 by the grooves of the heat dissipating plate 1, the heat dissipating plate is blown out of the heat dissipating plate 1 from the other side plate 1 to the upper side of the box body 1 by the heat conducting plate 2 by the aid of the heat conducting plate 5, and the heat is blown into the heat dissipating plate 1 from the heat conducting plate 2 to the position of the heat conducting plate 1 by the heat conducting plate 2, and the heat conducting plate 2 is removed from the heat-conducting plate 1 is blown into the position to be separated from the heat box body 1.

The utility model relates to a heat-dissipation type high-voltage distribution box, which comprises a high-voltage distribution box body, wherein the high-voltage distribution box body comprises a box body and a box cover; 2. a side plate; 3. a heat dissipation mechanism; 4. a box cover in a shape of a Chinese character 'ji'; 5. a heat conductive plate; 6. a grid plate; 7. a heat radiation hole; 8. a heat radiation fan A; 9. a heat radiation fan B; 10. a bottom plate; 11. a connecting bridge; 12. the support plate and the components are all universal standard components or components known to the person skilled in the art, and the structure and the principle of the support plate and the components are all known to the person skilled in the art through technical manuals or through routine experimental methods.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. But heat dissipation formula high voltage distribution box, including high voltage distribution box body (1) and side dress board (2), its characterized in that: the novel high-voltage distribution box comprises a high-voltage distribution box body (1), a box bottom symmetrically welded with side mounting plates (2) and a box opening of the high-voltage distribution box body (1) between the side mounting plates (2) is locked with a box opening of the box cover (4) in a shape like a Chinese character 'ji', a heat conducting plate (5) for conducting heat inside the high-voltage distribution box body (1) is embedded and adhered at an inner groove of the box cover (4), the plate body surface of the heat conducting plate (5) is integrally formed with the grid plate (6), the heat conducting plate (5) outside the grid plate (6) is penetrated and provided with the heat radiating holes (7) for discharging heat inside the high-voltage distribution box body (1), double-end notches of the box cover (4) and two ends of the high-voltage distribution box body (1) are symmetrically provided with heat conducting fans A (8) and B for conducting heat inside the high-voltage distribution box body (1) by means of bolts, the heat conducting plates (5) are integrally formed on the surface of the plate body at two ends of the heat conducting plates (5) and the heat conducting plates (7) outside the high-voltage distribution box body (1), and the top ends of the radiating fan A (8) and the radiating fan B (9) above the bottom plate (10) are locked with a connecting bridge (11) for connecting compression resistance through bolts.

2. The heat-radiating high-voltage distribution box according to claim 1, wherein: the bottom end of the connecting bridge (11) is welded with a supporting plate (12) which is used for being propped against the surface of the box cover (4) in a shape like a Chinese character 'ji'.

3. The heat-radiating high-voltage distribution box according to claim 1, wherein: the air blowing port of the heat dissipation fan A (8) faces to the groove port on one side of the Chinese character 'ji' -shaped box cover (4), and the air guiding port of the heat dissipation fan B (9) faces to the groove port on the other side of the Chinese character 'ji' -shaped box cover (4).

4. The heat-radiating high-voltage distribution box according to claim 1, wherein: the plate body of the grid plate (6) is propped against the inner wall of the lower groove of the box cover (4) on the surface of the heat conducting plate (5), and a gap is reserved between the grid plates (6) above the heat conducting plate (5).

5. The heat-radiating high-voltage distribution box according to claim 1, wherein: the hole bodies of the radiating holes (7) penetrate through the plate body of the heat conducting plate (5), and the radiating holes (7) are arranged and formed along the length direction of the heat conducting plate (5).