CN212950144U

CN212950144U - High-voltage distribution box of new energy automobile

Info

Publication number: CN212950144U
Application number: CN202021106628.7U
Authority: CN
Inventors: 高峰
Original assignee: Huailai Jinfan Machinery Manufacturing Co ltd
Current assignee: Huailai Jinfan Machinery Manufacturing Co ltd
Priority date: 2020-06-16
Filing date: 2020-06-16
Publication date: 2021-04-13
Anticipated expiration: 2030-06-16

Abstract

The utility model discloses a new energy automobile's high voltage distribution box, including the block terminal main part, the central point department of putting at block terminal main part top is provided with the installation storehouse, and the central point department of putting of installation storehouse bottom is provided with the fan, the top of block terminal main part is provided with the circular logical groove of mutually supporting with the fan, the interior both ends symmetry in installation storehouse is provided with the fixed slot. The utility model discloses a block terminal main part, the roof, the filter screen, the cooperation of drying board B and circular logical groove is used, the realization is to the wind-blowing cooling of the inside subassembly of block terminal main part, at the in-process of cooling, because drying board A, the cooperation of filter screen and drying board B, make dust and moisture in the external air be difficult to enter into the inside of block terminal main part, when having ensured the inside radiating of block terminal main part, also avoided external dust or moisture to cause the influence to the inside subassembly of block terminal main part, thereby the life of the inside subassembly of block terminal main part has been guaranteed.

Description

High-voltage distribution box of new energy automobile

Technical Field

The utility model relates to a new forms of energy electric automobile technical field specifically is a new forms of energy automobile's high voltage distribution box.

Background

The energy automobile is mainly controlled by a traveling crane computer, the battery pack discharges, the energy in the whole process is transferred and transmitted through the high-voltage distribution box, the high-voltage distribution box receives an instruction of the traveling crane computer, the on-off of a relay inside the high-voltage box is controlled through an external low-voltage control loop, a signal relay input through low-voltage control makes corresponding action, and a series of high-voltage components such as a motor controller, an air conditioner, a charger, a direct-current voltage converter (DC/DC), electric heating and the like are connected together through high-voltage direct-current voltage input by the battery according to a designed circuit of the high-voltage box.

At present, a high-voltage distribution box of a new energy automobile is usually directly installed at a motor-driven part of the automobile and is used for combining and connecting electric parts such as a motor controller and an air conditioner together, so that the normal use of the new energy automobile is guaranteed, but the following problems can be further caused in the actual use process:

1. present new energy automobile's high voltage distribution box when in actual use, because a plurality of high-voltage components need be connected to itself, when high-voltage component circular telegram uses, high voltage distribution box can produce great heat, when high-voltage component live time is longer, the temperature in the high voltage distribution box also can rise gradually, high temperature can influence the normal work of high voltage distribution box inside coupling assembling greatly, if can't last high voltage distribution box effectively dispels the heat, the life of high voltage distribution box of greatly reduced can also not be favorable to the safe handling of other high-voltage components.

2. Simultaneously current new energy automobile's high voltage distribution box is when using, often directly with the connector lug of some high-voltage components and the interface connection that high voltage distribution box corresponds, in the car use, can experience jolting or vibrations of many times different degree, this can make the connector lug of high-voltage components and high voltage distribution box's junction produce not hard up, lead to the high-voltage components with the high voltage distribution box be connected the cable and drop to influence the normal work that corresponds high-voltage components.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a new energy automobile's high voltage distribution box to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a high-voltage distribution box of a new energy automobile comprises a distribution box main body, wherein an installation bin is arranged at the central position of the top of the distribution box main body, a fan is arranged at the central position of the bottom of the installation bin, a circular through groove matched with the fan is formed in the top of the distribution box main body, fixing grooves are symmetrically formed in two inner ends of the installation bin, drying plates B are arranged on the inner sides of the fixing grooves, supporting rods are arranged at four corners of the top of the installation bin, a top plate is arranged at the top of the supporting rods, an input interface is arranged on one side of one end of the distribution box main body, exhaust bins are symmetrically arranged on one sides, far away from the input interface, of two ends of the distribution box main body, drying plates A are arranged inside the exhaust bins, filter screens are arranged on the outer sides of the exhaust bins and the top of the installation bin, and connection outlet wires are uniformly arranged on, the utility model discloses a distribution box, including the distribution box main part, the distribution box main part is close to the top of connecting one side of being qualified for the next round of competitions and is articulated to have the second mount, the distribution box main part is close to the bottom of second mount one side and is articulated to have the first mount of mutually supporting with the second mount, the top of first mount and the bottom of second mount all evenly symmetrical be provided with the arc wall of mutually supporting, the distribution box main part both ends are close to the one side symmetry of connecting the line of being qualified for the next round of competitions and are articulated to have the spacing.

Preferably, a threaded hole is formed in the middle of the top of the first fixing frame, and a bolt matched with the threaded hole is arranged in the middle of the top of the second fixing frame in a threaded mode.

Preferably, the outer side of the distribution box main body is uniformly provided with the heat conducting fins, and the width of the heat conducting fins is smaller than the height of the distribution box main body.

Preferably, the casing of the distribution box main body is formed by combining a mounting box and a box cover, and the mounting box and the box cover are fixedly connected through fixing screws.

Preferably, the inner side of the arc-shaped groove is provided with a rubber layer, and the outer side of the rubber layer is provided with anti-skid grains.

Preferably, the two ends of the two sides of the distribution box main body are symmetrically provided with fixing plates, and the top of each fixing plate is provided with a fixing hole.

Compared with the prior art, the utility model provides a new energy automobile's high voltage distribution box possesses following beneficial effect:

1. the utility model discloses a block terminal main part, the exhaust bin, drying panel A, the fan, the fixed slot, the installation storehouse, the bracing piece, the roof, the filter screen, the cooperation of drying panel B and circular logical groove is used, can utilize the fan to blow the inside to the block terminal main part with the air in the block terminal main part outside, then the air is discharged from two sets of exhaust bin positions, realize the cooling of blowing to the block terminal main part inner assembly, at the in-process of cooling, because drying panel A, the cooperation of filter screen and drying panel B, make dust and moisture in the outside air be difficult to enter into the inside of block terminal main part, when having ensured the inside radiating of block terminal main part, also avoided external dust or moisture to cause the influence to the inside subassembly of block terminal main part, thereby the life of block terminal main part inner assembly has been guaranteed.

2. The utility model discloses a distribution box main part, the spacing of U type, connect and be qualified for the next round of competitions, the arc wall, first mount, second mount and the cooperation of bolt are used, can utilize first mount and second mount cooperation arc wall to connect the leading-out clamp with the multiunit and put fixedly for it is more firm after connecting the articulate in the line and the distribution box main part outside to connect, avoids making to connect the interface of being qualified for the next round of competitions accident and distribution box main part to break away from because of the car vibrations, has guaranteed the normal work of the high voltage assembly who links to each other with the distribution box main part.

Drawings

Fig. 1 is a first top cross-sectional view of the present invention;

fig. 2 is a second top cross-sectional view of the present invention;

fig. 3 is a side view of the present invention;

fig. 4 is a front sectional view of the installation bin of the present invention.

In the figure: 1. a distribution box main body; 2. an exhaust bin; 3. an input interface; 4. a U-shaped limiting frame; 5. connecting an outgoing line; 6. an arc-shaped slot; 7. a first fixing frame; 8. drying the plate A; 9. a second fixing frame; 10. a bolt; 11. a fan; 12. fixing grooves; 13. installing a bin; 14. a support bar; 15. a top plate; 16. a filter screen; 17. drying the board B; 18. a circular through groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: a high-voltage distribution box of a new energy automobile comprises a distribution box main body 1, wherein an installation bin 13 is arranged at the center of the top of the distribution box main body 1, a fan 11 is arranged at the center of the bottom of the installation bin 13, a circular through groove 18 matched with the fan 11 is arranged at the top of the distribution box main body 1, fixing grooves 12 are symmetrically arranged at the two inner ends of the installation bin 13, drying plates B17 are jointly arranged on the inner sides of the fixing grooves 12, supporting rods 14 are arranged at the four corners of the top of the installation bin 13, a top plate 15 is jointly arranged at the tops of the supporting rods 14, an input interface 3 is arranged at one side of one end of the distribution box main body 1, exhaust bins 2 are symmetrically arranged at one sides of the two ends of the distribution box main body 1 far away from the input interface 3, drying plates A8 are arranged inside the exhaust bins 2, filter screens 16 are arranged at the outer sides of the exhaust bins 2 and the top of the, the top that the distribution box main part 1 is close to connecting 5 one side of being qualified for the next round of competitions articulates there is second mount 9, the bottom that the distribution box main part 1 is close to second mount 9 one side articulates there is first mount 7 of mutually supporting with second mount 9, the top of first mount 7 and the bottom of second mount 9 all evenly the symmetry be provided with the arc wall 6 of mutually supporting, the both ends of distribution box main part 1 are close to connecting that one side symmetry of being qualified for the next round of competitions 5 articulates there is first mount 7 and the spacing frame 4 of U type that the second mount 9 mutually supported.

In this embodiment, a threaded hole is provided at the middle position of the top of the first fixing frame 7, and a bolt 10 which is matched with the threaded hole is provided at the middle position of the top of the second fixing frame 9 in a threaded manner, which helps to improve the stability of connection between the first fixing frame 7 and the second fixing frame 9.

In this embodiment, the outer side of the distribution box main body 1 is uniformly provided with the heat conducting fins, and the width of the heat conducting fins is smaller than the height of the distribution box main body 1, which is helpful for improving the heat dissipation effect of the distribution box main body 1.

In this implementation, the casing of block terminal main part 1 is formed by mounting box and lid combination, and mounting box and lid pass through set screw fixed connection, are convenient for unpack block terminal main part 1 and detect and maintain the inside subassembly of block terminal main part 1 apart.

In this embodiment, the inner side of the arc-shaped groove 6 is provided with a rubber layer, and the outer side of the rubber layer is provided with anti-slip lines, which helps to improve the fixing effect of the connecting outlet 5.

In this implementation, the both ends symmetry of block terminal main part 1 both sides is provided with the fixed plate, and the top of fixed plate is provided with the fixed orifices, is convenient for with whole device fixed mounting to the appointed position department of car.

The working principle is as follows: before use, a power supply is switched on, the whole device is fixedly arranged at the corresponding position of an automobile through fixing screws matched with fixing plates and fixing holes at two ends of a distribution box main body 1, then the output end of the current of the automobile is connected with an input interface 3, then a plurality of groups of connecting outgoing lines 5 are connected with corresponding output end interfaces on the distribution box main body 1, then the other ends of the connecting outgoing lines 5 are electrically connected with corresponding high-voltage components, then all the connecting outgoing lines 5 are manually clamped into the corresponding arc-shaped grooves 6, then a first fixing frame 7 and a second fixing frame 9 are manually combined, then a U-shaped limiting frame 4 is rotated, the combined first fixing frame 7 and the combined second fixing frame 9 are clamped inside the U-shaped limiting frame 4 by the U-shaped limiting frame 4, so that the first fixing frame 7 and the second fixing frame 9 are fixed, then a bolt 10 is screwed to completely fix the first fixing frame 7 and the second fixing frame 9, make to connect being qualified for the next round of competitions 5 and being connected more firmly with the block terminal main part 1, when this high voltage block terminal used, open fan 11 through external control panel for outside air blows to the inside of block terminal main part 1, takes thermal air to follow exhaust storehouse 2 position department discharge, and dry board A8, filter screen 16 and dry board B17 of in-process can play dry air and dirt-proof effect.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a new energy automobile's high voltage distribution box, includes distribution box main part (1), its characterized in that: the central position of the top of the power distribution box main body (1) is provided with an installation bin (13), the central position of the bottom of the installation bin (13) is provided with a fan (11), the top of the power distribution box main body (1) is provided with a circular through groove (18) which is matched with the fan (11), two inner ends of the installation bin (13) are symmetrically provided with fixed grooves (12), the inner sides of the fixed grooves (12) are jointly provided with a drying plate B (17), four corners of the top of the installation bin (13) are provided with supporting rods (14), the top of each supporting rod (14) is jointly provided with a top plate (15), one side of one end of the power distribution box main body (1) is provided with an input interface (3), one side of two ends of the power distribution box main body (1) far away from the input interface (3) is symmetrically provided with an exhaust bin (2), and the inside of the exhaust bin (2) is, exhaust storehouse (2) outside and the top of installation storehouse (13) all are provided with filter screen (16), one side of block terminal main part (1) evenly is provided with connects outlet wire (5), the top that block terminal main part (1) is close to and connects outlet wire (5) one side articulates there is second mount (9), the bottom that block terminal main part (1) is close to second mount (9) one side articulates there is first mount (7) of mutually supporting with second mount (9), the top of first mount (7) and the bottom of second mount (9) all evenly the symmetry be provided with arc wall (6) of mutually supporting, one side symmetry that block terminal main part (1) both ends are close to connect outlet wire (5) articulates there is U type spacing (4) of first mount (7) and second mount (9) of mutually supporting.

2. The high-voltage distribution box of the new energy automobile according to claim 1, characterized in that: a threaded hole is formed in the middle of the top of the first fixing frame (7), and a bolt (10) matched with the threaded hole is arranged in the middle of the top of the second fixing frame (9) in a threaded mode.

3. The high-voltage distribution box of the new energy automobile according to claim 1, characterized in that: the outer side of the distribution box main body (1) is uniformly provided with heat conducting fins, and the width of each heat conducting fin is smaller than the height of the distribution box main body (1).

4. The high-voltage distribution box of the new energy automobile according to claim 1, characterized in that: the shell of the distribution box main body (1) is formed by combining a mounting box and a box cover, and the mounting box and the box cover are fixedly connected through fixing screws.

5. The high-voltage distribution box of the new energy automobile according to claim 1, characterized in that: the inner side of the arc-shaped groove (6) is provided with a rubber layer, and the outer side of the rubber layer is provided with anti-skid grains.

6. The high-voltage distribution box of the new energy automobile according to claim 1, characterized in that: the two ends of the two sides of the power distribution box main body (1) are symmetrically provided with fixing plates, and fixing holes are formed in the tops of the fixing plates.