CN218948972U

CN218948972U - Direct current charger

Info

Publication number: CN218948972U
Application number: CN202223392635.XU
Authority: CN
Inventors: 严世奎; 严珍
Original assignee: Sichuan Nova Electric Co
Current assignee: Sichuan Nova Electric Co
Priority date: 2022-12-13
Filing date: 2022-12-13
Publication date: 2023-05-02
Anticipated expiration: 2032-12-13

Abstract

The application discloses a direct current charger relates to charging equipment technical field. The utility model provides a cabinet, the inside symmetry of rack is provided with the machine body that charges, and the bottom of rack has been seted up the air intake, and the inside electric fan that is provided with of air intake, and refrigeration subassembly is installed to the interior bottom of rack, and the air exit has been seted up at the top of rack, and refrigeration subassembly includes the heat exchange tube of fixed connection inside the rack, and the top at electric fan is installed to the heat exchange tube. This application utilizes the ground through setting up pre-buried refrigeration pipe and can cool down inside refrigerating fluid, then realizes the circulation of heat exchange tube and the inside refrigerating fluid of refrigeration pipe through the water pump, drives the surface that outside air blown through the heat exchange tube through starting the electric fan afterwards to the heat exchange tube forms the heat transfer, makes the surface that charges the machine body is blown through to the low temperature air after the heat transfer, and takes away the heat that charges the machine body and produce through the gas vent, with this completion to the continuous cooling of charging the machine body, has improved the radiating effect of device.

Description

Direct current charger

Technical Field

The application relates to the technical field of charging equipment, in particular to a direct current charger.

Background

With the development of electric automobile technology, especially the continuous increase of the national atmospheric pollution control force, the development speed of the electric automobile which is one of the best alternative products of the traditional power automobile is especially rapid. The charging system is used as an important basic supporting system of the electric automobile and is also an important link in the commercialization and industrialization processes of the electric automobile, and in the charging system, the charging pile is used as an important supporting infrastructure necessary for developing the electric automobile, so that the charging system has very important social benefit and economic benefit.

The prior China published patent grant bulletin number: the direct current quick charger substation mentioned in CN206186821U comprises a charging pile, wherein a man-machine interaction interface, an indicator light, a charging pile socket and an emergency stop switch are fixedly arranged on the charging pile, and a charging pile intelligent controller, a starting and stopping control relay, an intelligent electric energy meter and an output contactor are fixedly arranged inside the charging pile. The power circuit of the direct-current quick charger substation is connected with the electric pile socket through the intelligent charging pile controller, the start-stop control relay, the electric energy meter, the output contactor and the electric pile socket, and directly transmits voltage to the electric automobile; the power transmission is realized by transmitting the ultra-high voltage to a destination to be reduced to the commercial power, and then the power module converts the ultra-high voltage to be boosted to the required voltage, so that the ultra-high voltage is directly reduced to the required voltage through a transformer of a transformer substation and then is output for use, and the electric energy loss caused by converting the ultra-high voltage into the commercial power and boosting the commercial power to the required voltage in the middle is greatly reduced.

When in actual use, the heat generated by the charger is large, but the shell plates described in the patent are fixedly connected through screw holes to form a closed clothes closet structure, so that the air inside and outside the shell plates cannot circulate, and the heat dissipation effect of the charger is poor.

Disclosure of Invention

The purpose of the present application is: for solving the problem that the heat dissipation effect of the charger is poor, the application provides a direct-current charger, and the problem that the heat dissipation effect of the charger is poor is solved by fixedly connecting the shell plates through screw holes to form a closed clothes closet structure, and the air inside and outside the shell plates cannot circulate.

The application specifically adopts the following technical scheme for realizing the purposes:

the utility model provides a direct current machine that charges, includes the rack, the inside symmetry of rack is provided with the machine body that charges, just the air intake has been seted up to the bottom of rack, the inside electric fan that is provided with of air intake, refrigeration subassembly is installed to the interior bottom of rack, the air exit has been seted up at the top of rack, refrigeration subassembly includes the heat exchange tube of fixed connection inside the rack, the top at electric fan is installed to the heat exchange tube, the outside fixedly connected with water pump of rack, the water inlet and the water pump fixed connection of heat exchange tube, the water inlet fixedly connected with refrigeration pipe of water pump, the refrigeration pipe is pre-buried at the bottom of the earth, just the water inlet and the delivery outlet fixed connection of heat exchange tube of refrigeration pipe.

Through adopting above-mentioned technical scheme, can utilize the ground to cool down to inside refrigerating fluid through setting up pre-buried refrigeration pipe, then realize the circulation of heat exchange tube and the inside refrigerating fluid of refrigeration pipe through the water pump, then drive the surface that outside air blown through the heat exchange tube through starting the electric fan, and the heat exchange tube forms the heat transfer, make the low temperature air after the heat transfer blow through the surface of charging machine body, and take away the heat that the charging machine body produced through the gas vent, with this completion is to the lasting cooling of charging machine body, the radiating effect of device has been improved.

Further, internally mounted of air intake has drive assembly, drive assembly includes the slide bar of fixed connection inside the air intake, the other end of air intake rotates and is connected with the threaded rod, just the outside fixedly connected with driving motor of rack, the one end of threaded rod passes the rack to with driving motor's output fixed connection, the one end and the slide bar sliding connection of electric fan, just the other end and the threaded rod threaded connection of electric fan.

Through adopting above-mentioned technical scheme, drive motor drive electric fan carries out reciprocating motion along the length direction of slide bar through starting to this expansion electric fan's scope of blowing has improved the heat dispersion of device.

Further, the bottoms of the air inlet and the air outlet are fixedly connected with dust-proof plates.

Through adopting above-mentioned technical scheme, filter air intake and the air exit of rack through setting up the dust guard, reduce the inside that the dust granule in the air got into the rack, prevent that dust granule from causing the influence to the output of machine body that charges.

Further, the cleaning assembly is installed to the bottom of electric fan, the cleaning assembly includes the rack of symmetry fixed connection in the air intake both sides, the bottom symmetry rotation of electric fan is connected with two gears, gear and rack meshing, and two parallels fixedly connected with roller brush between the gear, roller brush bottom is laminated with the inside dust guard of air intake.

Through adopting above-mentioned technical scheme, when electric fan removes along the length direction of air intake, drive gear and rack meshing, drive the roller brush simultaneously and rotate the surface of the inside dust guard of air intake and scrub, prevent that the dust from being stained with the gap that full dust guard caused the jam of air intake, influence the radiating effect.

Further, arc radiating groove groups are symmetrically formed on the inner side of the cabinet.

Through adopting above-mentioned technical scheme, reduce through setting up arc radiating groove group and charge machine body and rack laminating area for the cold wind that the electric fan blown can pass arc radiating groove group, and dispel the heat to the laminating face of charging machine body and rack, further improved the heat dispersion of device.

Further, the top fixedly connected with rain-proof apron of rack, rain-proof apron is installed in the top of air exit.

Through adopting above-mentioned technical scheme, through setting up rain-proof apron to the top formation protection of air exit, can effectively reduce the rainwater and get into from the air exit, improved the waterproof performance of device.

In summary, the present application includes at least one of the following benefits;

1. the utility model discloses a can cool down inside refrigerating fluid through setting up pre-buried refrigeration pipe utilization ground, then realize the circulation of heat exchange tube and the inside refrigerating fluid of refrigeration pipe through the water pump, drive the surface that outside air blown through the heat exchange tube through starting the electric fan afterwards to the heat exchange tube forms the heat transfer, makes the surface that charges the machine body is blown through to the low temperature air after the heat transfer, and takes away the heat that charges the machine body and produce through the gas vent, with this completion to the continuous cooling of charging the machine body, improved the radiating effect of device.

2. This application, when electric fan removes along the length direction of air intake, drives gear and rack engagement, drives the roller brush simultaneously and rotates the scrubbing to the surface of the inside dust guard of air intake, prevents that the dust from being stained with the gap of full dust guard and causing the jam of air intake, influences the radiating effect.

Drawings

FIG. 1 is a schematic perspective view of a device body of the present application;

FIG. 2 is a schematic view of the internal structure of the cabinet of the present application;

FIG. 3 is a schematic perspective view of the driving assembly and the refrigerating assembly in the present application;

fig. 4 is an enlarged view at a in fig. 3;

fig. 5 is a schematic perspective view of an arc-shaped heat dissipation groove set in the present application.

Reference numerals illustrate:

1. a cabinet; 2. a charger body; 3. a drive assembly; 4. an electric fan; 5. a refrigeration assembly; 6. a dust-proof plate; 7. cleaning the assembly; 8. arc-shaped heat dissipation groove groups; 9. a rain-proof cover plate; 31. a slide bar; 32. a threaded rod; 33. a driving motor; 51. a heat exchange tube; 52. a water pump; 53. a refrigeration tube; 71. a rack; 72. a gear; 73. and (5) a roller brush.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-5.

The embodiment of the application discloses a direct current charger.

Referring to fig. 1, 2 and 3, a direct current charger comprises a cabinet 1, charger body 2 is symmetrically arranged in cabinet 1, an air inlet is formed in the bottom of cabinet 1, an electric fan 4 is arranged in the air inlet, a refrigerating component 5 is mounted in the inner bottom of cabinet 1, an air outlet is formed in the top of cabinet 1, refrigerating component 5 comprises a heat exchange tube 51 fixedly connected in cabinet 1, heat exchange tube 51 is mounted above electric fan 4, a water pump 52 is fixedly connected to the outer side of cabinet 1, a water inlet of heat exchange tube 51 is fixedly connected with water pump 52, a refrigerating tube 53 is fixedly connected to the water inlet of water pump 52, the refrigerating tube 53 is embedded in the ground, and a water inlet of refrigerating tube 53 is fixedly connected with an output port of heat exchange tube 51. Firstly, the electric fan 4 is started to guide wind into the cabinet 1 from the air inlet and then is discharged through the air outlet, and then the water pump 52 is started to guide the refrigerating fluid in the refrigerating tube 53 into the heat exchange tube 51, so that the wind guided by the electric fan 4 blows across the surface of the heat exchange tube 51 and exchanges heat with the heat exchange tube 51, the temperature of the wind in the cabinet 1 is reduced, the heat dissipation of the charger body 2 is facilitated, and meanwhile, the refrigerating fluid after heat exchange enters the refrigerating tube 53 again to cool by utilizing the ground, so that the continuous cooling of the charger body 2 is completed, and the heat dissipation effect of the device is improved.

Referring to fig. 1, 2 and 3, a driving assembly 3 is installed in the air inlet, the driving assembly 3 comprises a sliding rod 31 fixedly connected in the air inlet, the other end of the air inlet is rotationally connected with a threaded rod 32, the outer side of the cabinet 1 is fixedly connected with a driving motor 33, one end of the threaded rod 32 penetrates through the cabinet 1 and is fixedly connected with the output end of the driving motor 33, one end of an electric fan 4 is slidably connected with the sliding rod 31, and the other end of the electric fan 4 is in threaded connection with the threaded rod 32. The drive motor 33 is started to drive the threaded rod 32 to rotate, so that the threaded rod 32 drives the electric fan 4 to reciprocate along the length direction of the sliding rod 31, the refrigerating range of the electric fan 4 is improved, and the refrigerating effect inside the cabinet 1 is better and more uniform.

Referring to fig. 1, 2 and 3, the bottoms of the air inlet and the air outlet are fixedly connected with a dust-proof plate 6. When the electric fan 4 is started to suck external air into the cabinet 1 from the air inlet, and then the external air is discharged through the air outlet, dust particles in the air are blocked by the dust plate 6, so that the dust particles are effectively prevented from entering the cabinet 1, and the normal use of the charger body 2 is influenced.

Referring to fig. 3 and 4, a cleaning assembly 7 is installed at the bottom of the electric fan 4, the cleaning assembly 7 comprises racks 71 symmetrically and fixedly connected to two sides of an air inlet, two gears 72 are symmetrically and rotatably connected to the bottom of the electric fan 4, the gears 72 are meshed with the racks 71, a roller brush 73 is fixedly connected between the two parallel gears 72, and the bottom of the roller brush 73 is attached to a dust-proof plate 6 inside the air inlet. When the electric fan 4 moves along the length direction of the air inlet, the electric fan 4 drives the gear 72 to move along the length direction of the air inlet, meanwhile, the gear 72 is meshed with the rack 71, the gear 72 drives the roller brush 73 to move along the length direction of the air inlet, and meanwhile, the dust on the surface of the dust-proof plate 6 is cleaned by brushing in a rotating mode, so that the dust-proof plate 6 inside the air inlet is effectively prevented from being blocked by the dust, and the heat dissipation effect of the device is affected.

Referring to fig. 1 and 5, the inner side of the cabinet 1 is symmetrically provided with an arc-shaped heat dissipation groove group 8. Can prevent effectively through setting up arc heat dissipation groove group 8 that the inner wall of machine body 2 and rack 1 from laminating completely to make between machine body 2 and the rack 1 form a passageway of ventilation, make electric fan 4 can blow cold wind through the inside of arc heat dissipation groove group 8, and accomplish heat transfer refrigeration with the one side that machine body 2 is close to rack 1, improved the radiating effect of device.

Referring to fig. 1, 2 and 5, a rainproof cover plate 9 is fixedly connected to the top of the cabinet 1, and the rainproof cover plate 9 is installed above the air outlet. When encountering rain weather, can effectually shelter from and the direction to the rainwater through setting up rain-proof apron 9, prevent that the rainwater from getting into the inside of rack 1 through the air exit, improved the waterproof performance of device.

Working principle: firstly, the electric fan 4 is started to guide wind into the cabinet 1 from the air inlet and then is discharged through the air outlet, and then the water pump 52 is started to guide the refrigerating fluid in the refrigerating tube 53 into the heat exchange tube 51, so that the wind guided by the electric fan 4 blows across the surface of the heat exchange tube 51 and exchanges heat with the heat exchange tube 51, the temperature of the wind guided into the cabinet 1 is reduced, the heat dissipation of the charger body 2 is facilitated, and meanwhile, the refrigerating fluid after heat exchange enters the refrigerating tube 53 again for cooling by utilizing the ground. Meanwhile, the driving motor 33 is started to drive the threaded rod 32 to rotate, so that the threaded rod 32 drives the electric fan 4 to reciprocate along the length direction of the sliding rod 31, and the refrigerating range of the electric fan 4 is improved. Simultaneously, the electric fan 4 drives the gear 72 to be meshed with the rack 71, and the gear 72 drives the roller brush 73 to move along the length direction of the air inlet and rotate to brush dust on the surface of the dust-proof plate 6, so that the dust-proof plate 6 inside the air inlet is effectively prevented from being blocked by the dust.

Claims

1. The utility model provides a direct current machine that charges, includes rack (1), its characterized in that: the utility model discloses a refrigerating system, including rack (1), cabinet (1), heat exchange tube (51) are installed in the inside symmetry of rack (1), just the air intake has been seted up to the bottom of rack (1), the inside electric fan (4) that is provided with of air intake, refrigeration subassembly (5) are installed to the interior bottom of rack (1), the air exit has been seted up at the top of rack (1), heat exchange tube (51) are installed in the top of electric fan (4), the outside fixedly connected with water pump (52) of rack (1), the water inlet and the water pump (52) fixed connection of heat exchange tube (51), the water inlet fixedly connected with refrigeration pipe (53) of water pump (52), the water inlet and the delivery outlet fixed connection of heat exchange tube (51) of refrigeration pipe (53) are pre-buried at the ground.

2. The direct current charger of claim 1, wherein: the inside of air intake is installed drive assembly (3), drive assembly (3) are including fixed connection at inside slide bar (31) of air intake, the other end of air intake rotates and is connected with threaded rod (32), just the outside fixedly connected with driving motor (33) of rack (1), the one end of threaded rod (32) passes rack (1) to with driving motor's (33) output fixed connection, the one end and slide bar (31) sliding connection of electric fan (4), just the other end and threaded rod (32) threaded connection of electric fan (4).

3. The direct current charger of claim 1, wherein: the bottoms of the air inlet and the air outlet are fixedly connected with dust-proof plates (6).

4. The direct current charger of claim 1, wherein: the cleaning assembly (7) is installed to the bottom of electric fan (4), cleaning assembly (7) are including rack (71) of symmetry fixed connection in the air intake both sides, the bottom symmetry rotation of electric fan (4) is connected with two gears (72), gear (72) and rack (71) meshing, and two parallels fixedly connected with roller brush (73) between gear (72), the bottom and dust guard (6) laminating of roller brush (73).

5. The direct current charger of claim 1, wherein: arc radiating groove groups (8) are symmetrically formed in the inner side of the cabinet (1).

6. The direct current charger of claim 1, wherein: the top of the cabinet (1) is fixedly connected with a rainproof cover plate (9), and the rainproof cover plate (9) is arranged above the air outlet.