CN209776202U

CN209776202U - Charging and heat dissipating device for electric vehicle

Info

Publication number: CN209776202U
Application number: CN201920167264.4U
Authority: CN
Inventors: 吴树新; 周爱新; 周建国
Original assignee: Tianjin Jinghan Electronic Technology Co Ltd
Current assignee: Tianjin Jinghan Electronic Technology Co Ltd
Priority date: 2019-01-29
Filing date: 2019-01-29
Publication date: 2019-12-13
Anticipated expiration: 2029-01-29

Abstract

The utility model discloses a heat abstractor that charges for electric motor car, this device is cooled down to filling electric pile through coolant liquid, fin and cooling fan. The coolant reduces self temperature through the evaporation, then reduces the temperature of filling electric pile through heat conduction. The air suction device reduces the concentration of the gaseous cooling liquid on the surface of the cooling liquid through suction force, and the evaporation speed of the cooling liquid is increased. The gaseous cooling liquid enters the condenser through the air suction device, the condenser compresses the gaseous cooling liquid into a liquid state, and the condensate flows back to the connecting frame through the connecting pipe. The fixed frame is provided with an adjusting device for automatically adjusting the cooling liquid to reduce the temperature of the charging pile. Has the advantages that: the utility model discloses the device can be according to the temperature automatically regulated work efficiency who fills electric pile, under the prerequisite of guaranteeing that the electric pile temperature is filled in the abundant reduction, the energy is not wasted.

Description

Charging and heat dissipating device for electric vehicle

Technical Field

The utility model belongs to the technical field of the heat abstractor technique and specifically relates to a heat abstractor that charges for electric motor car is related to.

Background

Along with the development of new energy vehicles, the charging pile is an energy supply device of an electric vehicle and is generally applied in life, the charging pile is charging equipment of the electric vehicle and comprises a charging module, an auxiliary source and a control system, the charging module and the auxiliary source have a working efficiency problem, part of heat loss is converted into heat energy and is integrated in a charging pile box body, and if the internal environment temperature is too high, the charging system is easy to break down, so that the heat dissipation is required.

The current common method is as follows: a high-power fan unit is added in the equipment, and forced air cooling is carried out by utilizing the fan unit so as to achieve the purpose of heat dissipation, and the method has the following defects: the traditional heat dissipation idea is low in heat dissipation efficiency, cannot effectively dissipate heat inside the charging module, and is high in equipment cost. Moreover, the heat dissipation device can not intelligently adjust the heat dissipation strength automatically according to the temperature of the charging pile, the working strength of the fan unit is low, the purpose of sufficient heat dissipation cannot be achieved, the working strength of the fan unit is high, and energy waste can be caused.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve the problem among the above-mentioned background art, provide one kind can be according to filling the electric pile temperature, the heat abstractor that charges that is used for the electric motor car of automatically regulated working strength.

in order to achieve the above purpose, the utility model adopts the following technical scheme: a charging and heat dissipating device for an electric vehicle comprises a supporting frame. Be equipped with in the carriage and fill the electric pile body, it is equipped with top open-ended fixed frame to fill electric pile body overcoat, fixed frame overcoat is equipped with top open-ended connection box, it has the expanded material of being heated to fill between electric pile body and the fixed frame, it has the coolant liquid to fill between fixed frame and the connection box, fixed frame is connected with adjusting device, adjusting device includes the slide frame, and set up the slider in the slide frame, the opening part sealing connection of slide frame and fixed frame, the slider includes sliding part and salient, the salient top is equipped with the regulating block, be equipped with the variable pump on the fixed frame, the regulating block is through the flow that. The condenser is connected above the air suction device, the air suction device is communicated with the connecting frame, the air suction device is communicated with the condenser, and a connecting pipe used for enabling condensate to flow back to the connecting frame is arranged between the condenser and the connecting frame.

Preferably, the outlet of the sliding frame of the adjusting device is provided with a baffle plate for preventing the sliding part of the sliding block from sliding out of the sliding frame.

Preferably, radiating fins are arranged between the supporting frame and the connecting frame, between the supporting frame and the air suction device, and between the supporting frame and the condenser.

Preferably, a first cooling fan is arranged around the condenser.

Preferably, the outer frame is sleeved outside the supporting frame, a second cooling fan is arranged between the supporting frame and the outer frame, and a plurality of cooling holes are formed in the outer frame.

Preferably, a dust screen is embedded in the heat dissipation holes.

Preferably, the outer surface of the outer frame is coated with a material that reflects ultraviolet rays.

Compared with the prior art, the invention has the beneficial effects that: the coolant reduces self temperature through the evaporation, then reduces the temperature of filling electric pile through heat conduction. The air suction device reduces the concentration of the gaseous cooling liquid on the surface of the cooling liquid through suction force, and the evaporation speed of the cooling liquid is increased. The gaseous cooling liquid enters the condenser through the air suction device, the condenser compresses the gaseous cooling liquid into a liquid state, and the condensate flows back to the connecting frame through the connecting pipe. The cooling rate when the coolant liquid is less than the heat production speed of filling electric pile, when leading to filling electric pile high temperature, fill the expanded material that is heated between electric pile body and the fixed frame and be heated the volume grow, the expanded material that is heated promotes the slider and slides, and the regulating block on the slider is increaseed the flow of variable pump. The variable pump is connected with the device electricity that induced drafts, and the back is increaseed to the flow of variable pump, and the flow of the device that induced drafts also increases thereupon, and the speed that the electric pile was filled in the coolant liquid cooling accelerates, consequently the utility model discloses an automatically regulated fills the purpose of electric pile temperature.

Drawings

FIG. 1 is a schematic view of the structure of the device of the present invention;

Fig. 2 is an enlarged view of a portion a of fig. 1.

The reference numerals are explained below: 1. an outer frame; 11. a first heat radiation fan; 12. a second heat radiation fan; 2. a support frame; 21. a heat sink; 3. a connecting frame; 31. cooling liquid; 4. a fixing frame; 41. a thermally expandable material; 5. an adjustment device; 51. a sliding frame; 52. a slider; 521. a sliding portion; 522. a protruding portion; 523. an adjusting block; 53. a baffle plate; 54. a variable displacement pump; 6. an air suction device; 7. a condenser; 8. and (4) connecting the pipes.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. In which like parts are designated by like reference numerals. It should be noted that as used in the following description, the terms "front," "back," "left," "right," "upper," and "lower" refer to directions in the drawings, and the terms "bottom" and "top," "inner," and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Example 1:

As shown in fig. 1-2, a charging and heat dissipating device for an electric vehicle includes a support frame 2. Be equipped with in the carriage 2 and fill the electric pile body, it is equipped with top open-ended fixed frame 4 to fill electric pile body overcoat, fixed frame 4 overcoat is equipped with top open-ended connecting frame 3, it has heated expanding material 41 to fill between electric pile body and the fixed frame 4, it has coolant liquid 31 to fill between fixed frame 4 and the connecting frame 3, fixed frame 4 is connected with adjusting device 5, adjusting device includes sliding frame 51, and set up slider 52 in sliding frame 51, sliding frame 51 and fixed frame 4's opening part sealing connection, slider 52 includes sliding part 521 and protruding part 522, the protruding part 522 top is equipped with regulating block 523, be equipped with variable pump 54 on the fixed frame, the regulating block is through the flow that removes variable pump 54. The condenser 7 is connected above the air suction device 6, the air suction device 6 is communicated with the connecting frame 3, the air suction device 6 is communicated with the condenser 7, and a connecting pipe 8 used for enabling condensate to flow back to the connecting frame 3 is arranged between the condenser 7 and the connecting frame 3. The cooling liquid 31 lowers its temperature by evaporation and then lowers the temperature of the charging post by heat conduction. The suction device 6 reduces the concentration of the gaseous cooling liquid 31 on the surface of the cooling liquid 31 through suction force, and accelerates the evaporation speed of the cooling liquid 31. The gaseous cooling liquid 31 enters the condenser 7 through the suction device 6, the condenser 7 compresses the gaseous cooling liquid into a liquid state, and the condensed liquid flows back to the connecting frame 3 through the connecting pipe 8. When the cooling rate of coolant 31 is less than the heat production speed of filling electric pile, lead to filling electric pile high temperature, fill the volume grow that is heated of the expanded material 41 that is heated between electric pile body and the fixed frame 4, the expanded material 41 that is heated promotes the slider 52 and slides, and the regulating block 523 on the slider 52 increases the flow of variable pump 54. Variable pump 54 is connected with the device 6 electricity that induced drafts, and variable pump 54's flow is increaseed the back, and the flow of the device 6 that induced drafts also increases thereupon, and the speed that fills electric pile is accelerated in the cooling of coolant liquid 31, consequently the utility model discloses an automatically regulated fills the purpose of electric pile temperature.

As shown in fig. 2, a stop 53 for preventing the sliding part 521 of the slider 52 from sliding out of the sliding frame 51 is provided at the outlet of the sliding frame 51 of the adjusting device. The arrangement of the baffle 53 can prevent the sliding part 521 of the sliding block 52 from sliding out of the sliding frame 51, and the reliability of the adjusting device is ensured.

As shown in fig. 1, heat dissipation fins 21 are disposed between the support frame 2 and the connection frame 3, between the support frame 2 and the air suction device 6, and between the support frame 2 and the condenser 7. The heat that fin 21 gathered above-mentioned space spreads to the external world, and fills electric pile's structure with cooling through coolant liquid 31 and cooperatees for the utility model discloses the device is to filling electric pile's cooling efficiency.

As shown in fig. 1, a first cooling fan 11 is arranged around the condenser 7. The temperature around the condenser 7 is generally higher, and the first heat dissipation fan 11 discharges the hot air around the condenser to the outside to reduce the temperature around the heat dissipation fan.

As shown in fig. 1, an outer frame 1 is sleeved outside a support frame 2, a second cooling fan 12 is arranged between the support frame 2 and the outer frame 1, and a plurality of cooling holes are arranged on the outer frame 1. The heat that gathers between the support frame 2 and the frame 1 is discharged to the external world to second cooling fan 12, reduces the utility model discloses the temperature of device.

The radiating holes are embedded with dust screens. The dust screen can prevent dust in the air from entering the first cooling fan 11 and the second cooling fan 12, keeps the interior clean and prolongs the service life of the first cooling fan and the second cooling fan.

The outer surface of the outer frame 1 is coated with ultraviolet reflecting material. The electric vehicle is parked in the open air in summer, the high temperature is easily reached, the ultraviolet ray reflecting material can well reflect the ultraviolet rays in sunlight, and the speed of absorbing the ultraviolet rays and increasing the temperature of the electric vehicle is reduced.

The working principle is as follows: as shown in fig. 1 to 2, the cooling liquid 31 reduces its temperature by evaporation and then reduces the temperature of the charging post by heat conduction. The suction device 6 reduces the concentration of the gaseous cooling liquid 31 on the surface of the cooling liquid 31 through suction force, and accelerates the evaporation speed of the cooling liquid 31. The gaseous cooling liquid 31 enters the condenser 7 through the suction device 6, the condenser 7 compresses the gaseous cooling liquid into a liquid state, and the condensed liquid flows back to the connecting frame 3 through the connecting pipe 8. When the cooling rate of coolant 31 is less than the heat production speed of filling electric pile, lead to filling electric pile high temperature, fill the volume grow that is heated of the expanded material 41 that is heated between electric pile body and the fixed frame 4, the expanded material 41 that is heated promotes slider 52 and upwards slides, and the regulating block 523 on the slider 52 increases the flow of variable pump 54. The variable pump 54 is electrically connected with the air suction device 6, and after the flow of the variable pump 54 is increased, the flow of the air suction device 6 is also increased, so that the speed of cooling the charging pile by the cooling liquid 31 is increased. When the temperature of the charging pile is sufficiently reduced, the volume of the heated expanding material 41 is reduced, the sliding block 52 slides downwards, and the adjusting block 523 on the sliding block 52 adjusts the flow rate of the variable pump 54 to be low. The working strength of the variable displacement pump 54 and the air suction device 6 is reduced, and the cooling rate of the charging pile by the cooling liquid 31 is reduced. The utility model discloses the device can be according to the temperature automatically regulated work efficiency who fills electric pile, under the prerequisite of guaranteeing that the electric pile temperature is filled in the abundant reduction, the energy is not wasted. While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims

1. The charging and heat dissipating device for the electric vehicle comprises a supporting frame (2) and is characterized in that a charging pile body is arranged in the supporting frame (2), a fixing frame (4) with an opening in the upper part is sleeved outside the charging pile body, a connecting frame (3) with an opening in the upper part is sleeved outside the fixing frame (4), a heated expansion material (41) is filled between the charging pile body and the fixing frame (4), a cooling liquid (31) is filled between the fixing frame (4) and the connecting frame (3), the fixing frame (4) is connected with an adjusting device (5), the adjusting device comprises a sliding frame (51) and a sliding block (52) arranged in the sliding frame (51), the sliding frame (51) is in sealing connection with the opening of the fixing frame (4), and the sliding block (52) comprises a sliding part (521) and a protruding part (522), protruding portion (522) top is equipped with regulating block (523), be equipped with variable pump (54) on fixed frame (4), the regulating block changes the flow of variable pump (54) through the removal, connection frame (3) top is connected with induced draft device (6), induced draft device (6) top is connected with condenser (7), induced draft device (6) with connection frame (3) intercommunication, induced draft device (6) with condenser (7) intercommunication, be equipped with between condenser (7) and connection frame (3) and be used for flowing back connecting pipe (8) of connection frame (3) with the condensate.

2. The charging and heat dissipating device for electric vehicles as claimed in claim 1, wherein a baffle (53) for preventing the sliding portion (521) of the slider (52) from sliding out of the sliding frame (51) is provided at the outlet of the sliding frame (51) of the adjusting device.

3. The charging and heat dissipating device for the electric vehicle as claimed in claim 1, wherein heat dissipating fins (21) are disposed between the supporting frame (2) and the connecting frame (3), between the supporting frame (2) and the air suction device (6), and between the supporting frame (2) and the condenser (7).

4. The charging and heat-dissipating device for the electric vehicle as claimed in claim 1, wherein a first heat-dissipating fan (11) is disposed around the condenser (7).

5. The charging and heat dissipating device for the electric vehicle as claimed in any one of claims 1 to 4, wherein an outer frame (1) is sleeved outside the supporting frame (2), a second heat dissipating fan (12) is disposed between the supporting frame (2) and the outer frame (1), and a plurality of heat dissipating holes are disposed on the outer frame (1).

6. The charging and heat dissipating device for the electric vehicle as claimed in claim 5, wherein a dust screen is embedded in the heat dissipating hole.

7. The charging and heat-dissipating device for electric vehicles according to claim 5, wherein the outer surface of the outer frame (1) is coated with a material that reflects ultraviolet rays.