CN114759634A

CN114759634A - Electric vehicle charger suitable for high temperature environment

Info

Publication number: CN114759634A
Application number: CN202210442941.5A
Authority: CN
Inventors: 王玉林
Original assignee: Tianchang Forest Electrical Technology Co ltd
Current assignee: Tianchang Forest Electrical Technology Co ltd
Priority date: 2022-04-26
Filing date: 2022-04-26
Publication date: 2022-07-15

Abstract

The invention relates to the technical field of electric vehicle chargers, in particular to an electric vehicle charger suitable for a high-temperature environment, which comprises a shell and a cable arranged on the shell, wherein a cooling radiating part is arranged on the top surface of the shell, the cooling radiating part comprises a heat insulating cover fixedly arranged on the top surface of the shell, a ventilation cavity communicated with the inside of the shell is arranged in the heat insulating cover, a first micro motor is fixedly arranged on the cavity wall of the ventilation cavity, a first fan is fixedly arranged at the tail end of an output shaft of the first micro motor, a plurality of groups of heat conducting columns which are linearly arranged at equal intervals are fixedly arranged on a front side plate body of the heat insulating cover, a cooling box is fixedly arranged on a front side plate body of the heat insulating cover, and an inner cooling mechanism and a turbulence assembly are arranged in the shell. The invention has better heat dissipation effect, can be used in high-temperature environment and brings convenience to users.

Description

Electric vehicle charger suitable for high temperature environment

Technical Field

The invention relates to the technical field of electric vehicle chargers, in particular to an electric vehicle charger suitable for a high-temperature environment.

Background

The electric vehicle charging ware is one kind and carries out the battery charging outfit that charges to the electric motor car, and the kind of the electric vehicle charging ware on the market is more, but the electric vehicle charging ware of the majority all does not all have better radiating effect, is not suitable for the high temperature environment, receives high temperature to influence and damage easily, causes unable continuation to charge, brings inconvenience for the user.

Disclosure of Invention

The present invention is directed to a charger for an electric vehicle suitable for use in a high temperature environment, so as to solve the above-mentioned drawbacks.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides an electric vehicle charging ware suitable for high temperature environment, includes casing and the cable of setting on the casing, be provided with cooling radiating part on the top surface of casing, cooling radiating part includes fixed mounting and is in on the casing top surface separates the temperature cover, separate in the temperature cover be provided with the inside ventilation cavity that is linked together of casing, fixed mounting has a micro motor on the chamber wall of ventilation cavity, the terminal fixed mounting of output shaft of micro motor has a fan.

According to the invention, the outer heat insulation layers are arranged on the outer surfaces of the shell and the cable, so that the shell and the cable can be protected from heat by the arranged outer heat insulation layers, and the shell and the cable are not easily damaged by the influence of external high temperature.

Preferably, the inner surface of the shell is provided with a central heat insulation layer, and the central heat insulation layer can achieve a heat insulation effect and realize heat insulation protection operation on the shell.

Preferably, an inner insulating layer is arranged on the inner side of the central insulating layer, an insulating inner shell is arranged between the inner insulating layer and the central insulating layer, and the insulating effect of the shell can be further improved through the arranged inner insulating layer and the insulating inner shell.

Preferably, the bottom surface of the heat insulation cover is provided with a handle hole, so that a palm passes through the handle hole and then holds the heat insulation cover, and the device is convenient to carry for travel.

Preferably, a plurality of groups of heat conducting columns which are linearly arranged at equal intervals are fixedly installed on a front side plate body of the heat insulating cover, a cooling box is fixedly installed on the front side plate body of the heat insulating cover, a plurality of semiconductor refrigerating sheets which are arranged at equal intervals are fixedly installed on the inner wall of the cooling box, inserting gaps are formed between two adjacent groups of heat conducting columns, and the semiconductor refrigerating sheets are located in the inserting gaps corresponding to the semiconductor refrigerating sheets and are in inserting fit with the inserting gaps.

Preferably, the surfaces of the heat insulation cover and the cooling box are both provided with heat insulation layers, and the heat insulation layers can play a role in heat insulation, so that water vapor in the outside air is not easy to be condensed on the surfaces of the heat insulation cover and the cooling box to form water beads.

As the optimization of the invention, an inner heat dissipation mechanism and a turbulent flow component are arranged in the shell, the inner heat dissipation mechanism comprises a second micro motor fixedly arranged on the inner wall of one side of the shell, a second fan is fixedly arranged at the tail end of the output shaft of the second micro motor, the turbulent flow component comprises a fixed lug fixedly arranged on the top wall of the shell, a ventilation groove is arranged at the central position of the fixed lug, a spoiler is fixedly arranged on the bottom surface of the fixed lug, the spoiler is positioned at the bottom of the front cavity of the ventilation cavity, so that the spoiler can be used for blocking the wind introduced into the shell and changing the blowing direction of the wind when in use, utilize the work of second micro motor in addition, drive the second fan and rotate, can realize giving the air in the casing and homogenize more fully, do benefit to each position in the casing and carry out the heat dissipation operation.

Preferably, a plurality of heat conducting wires arranged in a matrix form are fixedly mounted on the bottom surface of the cooling box, the top ends of the heat conducting wires are abutted to the bottom surface of the semiconductor refrigerating sheet, the bottom ends of the heat conducting wires penetrate through the shell and are located inside the shell, and heat exchange operation can be further performed in the shell through the arranged heat conducting wires, so that heat conducting operation in the shell is guaranteed to be smoother.

Preferably, the front side surface of the shell is provided with an annular groove, the LED lamp beads are fixedly arranged in the annular groove, and the groove wall at the notch position of the annular groove is fixedly provided with a transparent waterproof cover, so that the LED lamp beads are powered on and work when needed, and the effect of illumination can be achieved at night.

Compared with the prior art, the invention has the beneficial effects that:

1. the invention can carry out heat insulation operation on the shell and the cable through the arranged outer heat insulation layer, the central heat insulation layer, the inner heat insulation layer and the heat insulation inner shell, so that the shell and the cable are not easily damaged by the influence of external high temperature, in addition, through the arranged cooling heat dissipation component, the semiconductor refrigeration sheet can be used for working when in use, and the heat conduction column is used for carrying out heat conduction operation in the shell, so that the heat dissipation operation in the shell is facilitated, the device can be suitable for high-temperature environment and is convenient to use, and the problems that most electric vehicle chargers do not have good heat dissipation effect, are not suitable for high-temperature environment, are easily damaged by high temperature, cannot be charged continuously and bring inconvenience to users are solved.

2. According to the invention, through the arrangement of the internal heat dissipation mechanism and the turbulence assembly, air in the shell can be more uniformly dispersed, heat dissipation operation on each part in the shell is facilitated, and the use is convenient.

3. The LED lamp can further perform heat exchange operation with the shell through the arranged heat conducting wires, and can also work through the arranged LED lamp beads, so that the LED lamp has a lighting effect and is convenient to use.

Drawings

FIG. 1 is a schematic structural view of example 1 of the present invention;

fig. 2 is a sectional view of a housing in embodiment 1 of the invention;

FIG. 3 is an enlarged view of the point A in FIG. 2 in example 1 of the present invention;

fig. 4 is an exploded view of a cooling heat sink in embodiment 1 of the present invention;

FIG. 5 is a sectional view of a heat insulating cover and a cooling box in example 1 of the present invention;

FIG. 6 is an enlarged view at B in FIG. 5 in example 1 of the present invention;

FIG. 7 is a schematic structural view of example 2 of the present invention;

fig. 8 is a schematic structural view of an internal heat dissipation mechanism in embodiment 2 of the present invention;

fig. 9 is a schematic structural view of a spoiler assembly according to embodiment 2 of the present invention;

FIG. 10 is a schematic structural view of embodiment 3 of the present invention;

fig. 11 is an enlarged view of C in fig. 10 in example 3 of the present invention.

The meaning of the individual reference symbols in the figures is:

1. a housing; 10. a cable; 11. an outer insulating layer; 12. a central heat insulation layer; 13. an inner insulating layer; 14. a thermally insulated inner shell;

2. a cooling heat dissipation component; 20. a heat insulation cover; 201. a handle aperture; 21. a ventilation chamber; 22. a first micro motor; 23. a first fan; 24. a heat-conducting column; 241. inserting gaps; 25. a cooling box; 26. a semiconductor refrigeration sheet; 27. a heat-insulating layer;

3. an internal heat dissipation mechanism; 30. a second micro motor; 31. a second fan;

4. a spoiler assembly; 40. fixing the bump; 41. a ventilation slot; 42. a spoiler;

5. heat conducting wires;

6. an annular groove; 60. LED lamp beads; 61. a transparent waterproof cover.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Example 1

Referring to fig. 1-6, the present embodiment provides a technical solution: an electric vehicle charger suitable for high-temperature environment comprises a shell 1 and a cable 10 arranged on the shell 1, wherein a cooling heat dissipation part 2 is arranged on the top surface of the shell 1, the cooling heat dissipation part 2 comprises a heat insulation cover 20 fixedly arranged on the top surface of the shell 1, a ventilation cavity 21 communicated with the interior of the shell 1 is arranged in the heat insulation cover 20, a first micro motor 22 is fixedly arranged on the cavity wall of the ventilation cavity 21, a first fan 23 is fixedly arranged at the tail end of an output shaft of the first micro motor 22, so that when the electric vehicle charger is used, can utilize first micro motor 22 work, drive first fan 23 and rotate, promote the inside air flow of ventilation cavity 21 and casing 1 and carry out the heat dissipation operation, make under high temperature environment, still have better radiating effect in ventilation cavity 21 and the casing 1, be difficult for receiving high temperature to influence and damage, do benefit to and be applicable to high temperature environment.

In this embodiment, all be provided with outer insulating layer 11 on the surface of casing 1 and cable 10, outer insulating layer 11 can adopt the rock wool material to make, and the rock wool material has better heat-proof quality, through the outer insulating layer 11 that sets up, can realize carrying out thermal-insulated protection to casing 1 and cable 10, makes casing 1 and cable 10 be difficult for receiving external high temperature to influence and damage.

Specifically, a central heat insulation layer 12 is arranged on the inner surface of the shell 1, and the central heat insulation layer 12 can play a heat insulation role to realize heat insulation protection operation on the shell 1; an inner insulating layer 13 is arranged on the inner side of the central insulating layer 12, an insulating inner shell 14 is arranged between the inner insulating layer 13 and the central insulating layer 12, and the insulating effect of the shell 1 can be further improved through the arranged inner insulating layer 13 and the insulating inner shell 14.

Furthermore, both the inner thermal insulation layer 13 and the central thermal insulation layer 12 can be made of glass fiber materials, and the glass fiber materials have good thermal insulation performance and can achieve a good effect of insulating the external temperature.

In addition, the bottom surface of the thermal insulation cover 20 is provided with a handle hole 201, so that a palm of a hand can pass through the handle hole 201 and then hold the thermal insulation cover 20, and the device is convenient to carry for travel.

It is worth to be noted that, a plurality of groups of heat conduction columns 24 arranged at equal intervals are fixedly installed on the front side plate body of the heat insulating cover 20, one third length rod body of the heat conduction column 24 is located in the ventilation chamber 21, a cooling box 25 is fixedly installed on the front side plate body of the heat insulating cover 20, the remaining one third length rod body of the heat conduction column 24 is located in the cooling box 25, a plurality of semiconductor refrigeration sheets 26 arranged at equal intervals are fixedly installed on the inner wall of the cooling box 25, an insertion gap 241 is arranged between two adjacent groups of heat conduction columns 24, the semiconductor refrigeration sheets 26 are located in the insertion gap 241 corresponding to the semiconductor refrigeration sheets and are in insertion fit with the insertion gap 241, so that when in use, heat in the heat insulating cover 20 can be guided out in time by the heat conduction columns 24, the semiconductor refrigeration sheets 26 work, the heat conduction columns 24 can be cooled, heat exchange operation is realized, and uninterrupted cooling operation in the heat insulating cover 20 is facilitated, so that the relatively low temperature environment can be maintained in the housing 1 even under the high temperature environment, and the device can be normally applied to the high temperature environment.

It should be noted that the surfaces of the heat insulation cover 20 and the cooling box 25 are both provided with the heat insulation layer 27, the heat insulation layer 27 can be made of pearl wool material, the pearl wool material has a good heat insulation effect, and the heat insulation layer 27 can play a good heat insulation effect on the heat insulation cover 20 and the cooling box 25, so that water vapor in the outside air is not easy to condense and form water beads when encountering cold on the surfaces of the heat insulation cover 20 and the cooling box 25.

It should be noted that the first micro motor 22 in the present embodiment is a conventional technology, and is not described herein again.

In the specific use process of this embodiment, all switch on external power and make its work with first micro motor 22 and semiconductor refrigeration piece 26, first micro motor 22 works, drive first fan 23 and rotate, realize promoting the air flow in casing 1 and the ventilation cavity 21, heat conduction post 24 can in time outwards derive the heat in the air in casing 1 and the ventilation cavity 21, semiconductor refrigeration piece 26 works, can refrigerate, realize carrying out the heat exchange operation on heat conduction post 24, further realize carrying out the cooling operation to the air in casing 1 and the ventilation cavity 21, make casing 1 and the ventilation cavity 21 in can keep relative low temperature environment, in addition, outer insulating layer 11, central insulating layer 12, interior insulating layer 13 and the thermal-insulated inner shell 14 can isolated ambient temperature, make the device can be applicable to high temperature environment, and convenient use.

Example 2

Referring to fig. 7 to fig. 9, the present embodiment is different from embodiment 1 in that: an inner heat dissipation mechanism 3 and a turbulence assembly 4 are arranged in the shell 1, the inner heat dissipation mechanism 3 comprises a second micro motor 30 fixedly mounted on the inner wall of one side of the shell 1, and a second fan 31 is fixedly mounted at the tail end of an output shaft of the second micro motor 30, so that when the heat dissipation device is used, the second micro motor 30 can be used for working to drive the second fan 31 to rotate, air in the shell 1 can be fully stirred, and heat dissipation operation on all parts in the shell 1 is facilitated;

specifically, the spoiler assembly 4 includes fixed lug 40 of fixed mounting on the roof of casing 1, the central point department of putting of fixed lug 40 is provided with ventilation slot 41, fixed mounting has spoiler 42 on fixed lug 40's the bottom surface, spoiler 42 is located ventilation cavity 21's front side mouth of a cavity bottom position department, guarantee when using, the wind in the ventilation cavity 21 directly blows to on spoiler 42, can utilize spoiler 42 to realize blockking the wind that lets in casing 1, realize changing blowing of wind to, promote wind to blow each position in casing 1.

It should be noted that the second micro motor 30 in the present embodiment is a conventional technology, and is not described herein again.

This embodiment is in specific use, switch on external power supply and make its work with second micro motor 30, second micro motor 30 works, output shaft rotation on it drives second fan 31 and rotates, second fan 31 rotates and can realize giving the air in casing 1 and blow, promote the air mixing in casing 1 more abundant, do benefit to and blow to each position in casing 1 with the cold air of low temperature after heat transfer operation of semiconductor refrigeration piece 26 and heat conduction post 24, the realization is to each position in casing 1 cooling heat dissipation operation.

Example 3

Referring to fig. 10 to fig. 11, the present embodiment is different from embodiment 1 in that: fixed mounting has a plurality of heat conduction silk 5 that are the matrix and arrange on cooling box 25's the bottom surface, and the top of heat conduction silk 5 supports on semiconductor refrigeration piece 26's bottom surface, and casing 1 is passed and lie in casing 1's inside to heat conduction silk 5's bottom, through the heat conduction silk 5 that sets up, can further carry out the heat exchange operation to the hot-air in casing 1, guarantees to carry out the heat conduction operation more smoothly in casing 1, does benefit to the temperature that reduces in the casing 1

In this embodiment, be provided with ring channel 6 on the leading flank of casing 1, fixed mounting has LED lamp pearl 60 in the ring channel 6, fixed mounting has transparent waterproof cover 61 on the cell wall of the notch position department of ring channel 6, transparent waterproof cover 61 is transparent material, guarantees that light can normally see through transparent waterproof cover 61 and outwards shines, and when needs, can be with LED lamp pearl 60 switch on and make its work, can play the effect of illumination at night.

It should be noted that the LED lamp bead 60 in this embodiment is an existing conventional technology, and is not described herein again.

This embodiment can put through external power supply and make its work with LED lamp pearl 60 in specific use, and LED lamp pearl 60 work can play the effect of illumination at night, and the person of facilitating the use illuminates the peripheral environment and carries out the connection operation of cable.

The foregoing shows and describes the general principles, principal features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an electric vehicle charging ware suitable for high temperature environment, includes casing (1) and sets up cable (10) on casing (1), its characterized in that: be provided with cooling radiating part (2) on the top surface of casing (1), cooling radiating part (2) are including fixed mounting at separate temperature cover (20) on casing (1) top surface, separate be provided with in temperature cover (20) with inside ventilation cavity (21) that are linked together of casing (1), fixed mounting has first micro motor (22) on the chamber wall of ventilation cavity (21), the terminal fixed mounting of the output shaft of first micro motor (22) has first fan (23).

2. The electric vehicle charger adapted for use in high temperature environments of claim 1, wherein: and outer heat insulation layers (11) are arranged on the outer surfaces of the shell (1) and the cable (10).

3. The electric vehicle charger adapted for use in high temperature environments of claim 1, wherein: a central heat insulation layer (12) is arranged on the inner surface of the shell (1).

4. The electric vehicle charger adapted for use in high temperature environments of claim 3, wherein: an inner heat insulation layer (13) is arranged on the inner side of the central heat insulation layer (12), and a heat insulation inner shell (14) is arranged between the inner heat insulation layer (13) and the central heat insulation layer (12).

5. The electric vehicle charger adapted for use in high temperature environments of claim 1, wherein: the bottom surface of the heat insulation cover (20) is provided with a handle hole (201).

6. An electric vehicle charger adapted for use in high temperature environments as set forth in claim 1, wherein: it has the heat conduction post (24) that the multiunit is linear equidistant range to separate on the front side plate body of temperature cover (20), it has cooling box (25) to separate fixed mounting on the front side plate body of temperature cover (20), fixed mounting has semiconductor refrigeration piece (26) of a plurality of equidistant ranges on the inner wall of cooling box (25), adjacent two sets of each other all be provided with grafting clearance (241) between heat conduction post (24), semiconductor refrigeration piece (26) are located with it and correspond in grafting clearance (241) and with the cooperation of pegging graft between grafting clearance (241).

7. The electric vehicle charger adapted for use in high temperature environments of claim 6, wherein: and heat insulation layers (27) are arranged on the surfaces of the heat insulation cover (20) and the cooling box (25).

8. The electric vehicle charger adapted for use in high temperature environments of claim 1, wherein: interior heat dissipation mechanism (3) and vortex subassembly (4) are provided with in casing (1), interior heat dissipation mechanism (3) is including fixed mounting second micro motor (30) on casing (1) one side inner wall, the terminal fixed mounting of output shaft of second micro motor (30) has second fan (31), vortex subassembly (4) are including fixed mounting fixed lug (40) on casing (1) roof, the central point department of putting of fixed lug (40) is provided with ventilation groove (41), fixed mounting has vortex board (42) on the bottom surface of fixed lug (40), vortex board (42) are located the front side accent bottom position department of ventilation cavity (21).

9. The electric vehicle charger adapted for use in high temperature environments of claim 6, wherein: fixed mounting has a plurality of heat conduction silk (5) that are the matrix and arrange on the bottom surface of cooling box (25), the top of heat conduction silk (5) is supported on the bottom surface of semiconductor refrigeration piece (26), the bottom of heat conduction silk (5) is passed casing (1) and is located the inside of casing (1).

10. The electric vehicle charger adapted for use in high temperature environments of claim 1, wherein: be provided with ring channel (6) on the leading flank of casing (1), fixed mounting has LED lamp pearl (60) in ring channel (6), fixed mounting has transparent waterproof cover (61) on the cell wall of the notch position department of ring channel (6).