CN114103689A

CN114103689A - High-voltage charger

Info

Publication number: CN114103689A
Application number: CN202111434749.3A
Authority: CN
Inventors: 王家彩; 葛宏斌; 陈波; 何俊杰
Original assignee: Shanghai Shineng Electrical Appliance Equipment Co ltd
Current assignee: Shanghai Shineng Electrical Appliance Equipment Co ltd
Priority date: 2021-11-29
Filing date: 2021-11-29
Publication date: 2022-03-01
Anticipated expiration: 2041-11-29
Also published as: CN114103689B

Abstract

The application relates to a high-voltage charger, which relates to the field of charging equipment and comprises a machine body and a supporting seat arranged at the bottom of the machine body, wherein a partition plate for separating an element mounting area from a module mounting area is fixedly connected to the inner wall of the upper part of the machine body; the partition plate is provided with a plurality of through holes for air to flow, the back of the upper part of the machine body is provided with an air outlet, and the machine body is provided with the filter screen at the air outlet; the machine body is provided with an air guide assembly for guiding air. This application has the effect that promotes the internal cooling of machine that charges, and extension machine that charges life has very big market value.

Description

High-voltage charger

Technical Field

The application relates to the field of charging equipment, in particular to a high-voltage charger.

Background

At present, the market of new energy vehicles is more and more favored by people, so that the new energy vehicles become necessary articles in life for continuation of journey, and an electric vehicle charger is also called an electric vehicle charging pile, and is special equipment for charging vehicle batteries of electric vehicles, namely a power conversion device with a specific function used for charging the batteries.

In the process that the charger charges the electric automobile again, a transformer, a rectifying module and a circuit board of the charger generate heat, the temperature inside the whole charging pile can rise rapidly along with the continuous emission of the heat, and when the heat inside the charger reaches a certain temperature value, the stable operation of the transformer, the rectifying module and the circuit board inside the charger is influenced by a high-temperature environment.

In view of the above related technologies, the inventor thinks that generally, in order to avoid the normal operation of the charging machine from being affected by overheating, the air-cooled heat dissipation is adopted, but it is very easy to cause that dust in the outside air is also brought into a module installation area of the charging machine, and the defect that the dust affects the normal operation of the internal components of the charging machine exists.

Disclosure of Invention

In order to improve the problem that dust impurity enters into in the charger, this application provides a high voltage charger.

The application provides a high-voltage charger adopts following technical scheme:

a high-voltage charger comprises a machine body and a supporting seat arranged at the bottom of the machine body, wherein a partition plate for separating an element mounting area from a module mounting area is fixedly connected to the inner wall of the upper part of the machine body, the inside of the supporting seat is communicated with the inside of the machine body, the supporting seat is provided with an air inlet, and a filter screen is fixedly connected to the bottom end of the machine body close to the supporting seat; the partition plate is provided with a plurality of through holes for air to flow, the back of the upper part of the machine body is provided with an air outlet, and the machine body is provided with the filter screen at the air outlet; the machine body is provided with an air guide assembly for guiding air.

Through adopting above-mentioned technical scheme, the air enters into the organism from the air intake on the supporting seat in, under the filtering action of filter screen, realize filtering dust in the air, ensure to enter into the cleanness of the air in the organism, the life of extension organism, the while also has the feature of environmental protection, the air flows to the module installation region after passing the through-hole, filter components and parts, under the effect of air guide component, the air after the cooling is led to the air outlet position, the completion is to organism refrigerated work.

Optionally, the baffle sets up to horizontal segment and vertical section, the through-hole sets up on the horizontal segment, the horizontal end is used for separating component installation region and module installation region, vertical section is used for separating module installation region and air outlet, the air guide is located vertical section top.

Through adopting above-mentioned technical scheme, the baffle is used for separating the module installation region, and simultaneously, the air outlet is separated with the module installation region to vertical section, ensures that the air reachs the module installation region after getting into from the supporting seat, waits to be discharged after the module installation region cools off.

Optionally, the air guide assembly is provided with a first air guide plate and a second air guide plate, the first air guide plate is fixedly connected with the machine body, the second air guide plate is positioned above the first air guide plate, the first air guide plate and the second air guide plate are arranged in parallel, the first air guide plate and the second air guide plate are both arranged in a concave shape, a notch faces the vertical section, and the top end of the vertical section is positioned in the notch of the first air guide plate.

Optionally, an air duct partition plate is fixedly connected to the top end of the vertical section, the air duct partition plate is inclined in a direction away from the air outlet along the direction, the air duct partition plate is located in the notch of the first air deflector, and the air outlet is located below the top end of the air duct partition plate.

Through adopting above-mentioned technical scheme, all form the passageway that is used for the air to flow between wind channel division board and the first aviation baffle and between first aviation baffle and the second aviation baffle, and the slope setting of wind channel division board, the normal circulation of air is ensured in the space of this air passage of the increase of being convenient for, and when air flowed from this air passage, the air was directly discharged from the air outlet.

Optionally, the air inlet is provided with four and is located respectively the four side walls of the supporting seat.

Through adopting above-mentioned technical scheme, the intake of increase supporting seat promotes cooling efficiency greatly.

Optionally, the support seat is provided with a filter grid at the air inlet.

Through adopting above-mentioned technical scheme, filtering grille is arranged in the medium impurity of dust in the filtered air, ensures to enter into the interior air cleanness of organism.

Optionally, the size of the support seat gradually decreases in a direction away from the machine body, and a large-sized portion of the support seat is located on the ground.

Optionally, the side wall of the supporting seat is arc-shaped and is set to be a quarter arc.

Through adopting above-mentioned technical scheme, can guarantee the stability of supporting seat, also can promote the aesthetic property of organism.

Optionally, an acrylic panel is bonded to a front door of the machine body.

By adopting the technical scheme, the beauty of the machine body is improved, and the machine body looks atmospheric.

In summary, the present application includes at least one of the following beneficial technical effects:

1. air enters the machine body from the air inlet on the supporting seat, and under the filtering action of the filter screen, dust in the air is filtered, so that the cleanness of the air entering the machine body is ensured, the service life of the machine body is prolonged, and meanwhile, the environment-friendly performance is also achieved;

2. the fan is turned on, air enters the machine body from the air inlet of the supporting seat, and under the action of heat transfer between the air and the cooling pipe, cold air enters the machine body, so that the effect of cooling the machine body is improved;

3. when the ice strips are in the original state, the spring is in a stretched state, the ice strips are gradually melted, and the identification rod gradually moves towards the inside of the cooling pipe under the elastic force action of the spring, so that the identification effect of the ice strip melting condition is realized.

Drawings

FIG. 1 is a schematic overall structure diagram of a first embodiment of the present application;

FIG. 2 is a schematic cross-sectional view taken along line A-A of FIG. 1;

FIG. 3 is an enlarged schematic view of portion B of FIG. 2;

FIG. 4 is a schematic overall structure diagram of a second embodiment of the present application;

fig. 5 is a back view of the second embodiment of the present application.

Reference numerals: 1. a body; 2. a supporting seat; 3. a component mounting area; 4. a module mounting area; 5. a partition plate; 6. an air inlet; 7. a filter screen; 8. a through hole; 9. an air outlet; 10. a horizontal segment; 11. a vertical section; 12. a first air deflector; 13. a second air deflector; 14. an air duct partition plate; 15. filtering the grating; 16. a cooling tube; 17. a sealing cover; 18. a fixed block; 19. fixing the rod; 20. a clamping block; 21. an identification rod; 22. a handle; 23. a spring; 24. an acrylic panel; 25. an aluminum filter screen; 26. a fan; 27. an air outlet shutter.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

Example one

The embodiment of the application discloses a high-voltage charger. Referring to fig. 1 and 2, the high-voltage charger includes a machine body 1 and a support base 2 installed at the bottom of the machine body 1, wherein an acrylic panel 24 is bonded to a front door of the machine body 1 for improving the aesthetic property of the machine body 1, and the machine body 1 looks atmospheric; organism 1 upper portion inner wall fixedly connected with is used for separating component installation region 3 and module installation region 4, component installation region 3 is located the latter half of organism 1, module installation region 4 is located the first half of organism 1, division board 5 comprises horizontal segment 10 and vertical section 11, the one end fixed connection of vertical section 11 and horizontal segment 10, vertical section 11 and organism 1's lateral wall enclose establishes the cavity that is used for module installation region 4.

Referring to fig. 1 and 2, in order to facilitate air circulation in the machine body 1, the support base 2 is provided with four air inlets 6, in this embodiment, the four air inlets 6 are respectively located on four side walls of the support base 2, an inner wall of the support base 2 is hollow and is communicated with the element mounting area 3 of the machine body 1, a horizontal cross-sectional size of the support base 2 is gradually reduced along a direction away from the machine body 1, a large-sized portion of the support base 2 is located on the ground, the four side walls of the support base 2 are all set to be circular-arc-shaped, in this embodiment, the circular-arc-shaped portion is set to be a quarter circular-arc-shaped portion, and the support base 2 is set to be circular-arc-shaped, so that not only can the stability of the support base 2 be ensured, but also the aesthetic property of the machine body 1 can be improved; the air inlet 6 is positioned at the arc position of the supporting seat 2, the size of the air inlet 6 is increased, and the air flowing in the machine body 1 is increased.

The horizontal end of division board 5 is provided with a plurality of through-holes 8, and the vertical direction of through-hole 8 is for running through the setting, and is used for communicating component installation region 3 and module installation region 4, and the back on organism 1 upper portion is provided with air outlet 9, and air outlet 9 is located organism 1 and deviates from one side of vertical section 11, promotes radiating efficiency in the organism 1.

Referring to fig. 1 and 2, a filter screen 7 is fixedly connected to a position of the machine body 1 close to the bottom end of the support seat 2, the filter screen 7 is used for filtering dust entering air in the element mounting area 3 from the support seat 2, in order to further filter the dust, a filter grid 15 is installed at the position of the air inlet 6 of the support seat 2, the filter grid 15 is used for filtering magazines such as air dust, and the dust entering the air in the machine body 1 is fully filtered under the matching action of the filter grid 15 and the filter screen 7; organism 1 also fixed mounting has filter screen 7 in air outlet 9 position, and here filter screen 7 also is used for separating the shelves to the dust, avoids in the air in magazines such as dust enter into organism 1 from air outlet 9, all fixes through bolt or welding mode between filter screen 7 and organism 1 and supporting seat 2 and the filter grid 15 in this embodiment, ensures that filter screen 7 and organism 1 and supporting seat 2 and filter grid 15 are fixed firm.

The air guide assembly for guiding air is arranged on the air conditioner body 1, the air guide assembly is arranged into a first air guide plate 12 fixedly connected with the air conditioner body 1 and a second air guide plate 13 located above the first air guide plate 12, the first air guide plate 12 and the second air guide plate 13 are arranged in parallel in the vertical direction, the first air guide plate 12 is consistent with the second air guide plate 13 in shape, only different sizes are involved, the first air guide plate 12 and the second air guide plate 13 are arranged in a concave shape, the concave opening faces the vertical arrangement, the top of the vertical section 11 is located in the concave opening of the first air guide plate 12, the top end of the vertical section 11 is fixedly connected with an air duct partition plate 14, the air duct partition plate inclines along the direction of keeping away from the air outlet 9, the air duct partition plate 14 is located in the concave opening of the first air guide plate 12, and the air outlet 9 is located below the top end of the air duct partition plate 14.

The end of the air duct partition plate 14 is positioned in the notch of the first air deflector 12 and is not abutted against the horizontal wall surface of the first air deflector 12, at this time, a channel for air flowing is formed between the air duct partition plate 14 and the first air deflector 12, and the air duct partition plate 14 is obliquely arranged, so that the space of the air channel is conveniently increased, the normal circulation of air is ensured, and when the air flows out from the air channel, the air is directly discharged from the air outlet 9; an air channel is also formed between the first air deflector 12 and the second air deflector 13, so that air is ensured to be smoothly discharged from the module mounting area 4, the effect of air flow is further enhanced, and the effect of heat dissipation in the machine body 1 is further realized.

Referring to fig. 2 and 3, in order to further enhance the cooling effect, a cooling device is disposed at a position of the machine body 1 close to the support seat 2, the cooling device is located above the support seat 2 and below the filter screen 7, the cooling device includes a plurality of cooling pipes 16 and a marking assembly located in the cooling pipes 16, inner walls of the cooling pipes 16 are hollow, one ends of the cooling pipes are open, the cooling pipes 16 are made of materials with high heat transfer efficiency, in this embodiment, copper pipes can be used, ice bars are filled in the cooling pipes 16, a sealing cover 17 is fixedly connected to one end of each of the cooling pipes 16, threads are disposed on outer walls of end portions of the cooling pipes 16 and inner walls of the sealing covers 17, and the sealing covers 17 are in threaded connection with the cooling pipes 16;

sealed hole has been seted up to organism 1's a lateral wall, the spliced eye has been seted up at the opposite lateral wall with sealed hole to

organism

1, 16 closed one ends of cooling tube are pegged graft in the spliced eye, sealed hole is worn out to the other end, sealed downthehole wall has the rubber circle through glue bonding, 16 outer walls of cooling tube and rubber circle butt, the rubber circle is by extrusion deformation, ensure the leakproofness of sealed hole position, when the air flows in the 16 positions of cooling tube by supporting seat 2, carry out the heat transfer between air and the cooling tube 16, cold air is blown into in organism 1 this moment, further increase refrigerated efficiency.

The peripheral wall of the cooling pipe 16, which is positioned outside the machine body 1, is fixedly connected with two fixed blocks 18, the two fixed blocks 18 are symmetrically arranged relative to the central axis of the cooling pipe 16, the fixed blocks 18 are provided with fixed grooves, the outer wall of the machine body 1, which is close to the sealing hole, is fixedly connected with a fixed rod 19, one end of the fixed rod 19, which penetrates out of the fixed grooves, is rotatably connected with a clamping block 20, and the shapes of the clamping block 20 and the opening of the fixed grooves are rectangular;

connect through the bearing rotation between joint piece 20 and the

dead lever

19, 20 length dimension of joint piece is less than fixed slot opening part length dimension, 20 length dimension of joint piece is greater than fixed slot opening part width dimension, the fixed slot is passed together to joint piece 20 and dead lever 19, drive joint piece 20 and rotate round 19 tip of dead lever, joint piece 20 rotate to with fixed slot length direction vertically position, 20 lateral walls of joint piece and the 18 surperficial butt of fixed block this moment, the realization is to the motion restriction effect of cooling tube 16 along sealed hole axis direction.

Referring to fig. 2 and 3, the sign subassembly includes sign pole 21, handle 22 and spring 23, sealed lid 17 central point puts and is provided with the perforation, also install the rubber circle in the perforation, sign pole 21 passes the rubber circle, the one end that sign pole 21 is located cooling tube 16 is most advanced setting, and with the ice bank butt, the other end fixedly connected with handle 22 of sign pole 21, handle 22 sets up with sign pole 21 is perpendicular, the spring 23 cover is established and is located the part outside cooling tube 16 at sign pole 21, the one end and the handle 22 fixed connection of spring 23, the other end and sealed lid 17 fixed connection, when the ice bank is in the original state, spring 23 is in by tensile state this moment, melt gradually along with the ice bank, under the spring action of spring 23, sign pole 21 moves towards cooling tube 16 gradually, and then realize the marking effect to the ice bank condition of melting.

The implementation principle of the high-voltage charger in the embodiment of the application is as follows: the ice strips are placed in the cooling pipes 16, the cooling pipes 16 penetrate through the sealing holes and then are inserted into the inserting holes, air enters the machine body 1 from the air inlets 6 of the supporting seat 2 at the moment, cold air enters the machine body 1 under the action of heat transfer between the air and the cooling pipes 16, the cooling effect on the machine body 1 is improved, the air enters the module installation area 4 through the through holes 8, the air after cooling is discharged from the air outlets 9 under the guiding action between the first air deflector 12 and the air duct partition plate 14 and between the second air deflector 13 and the first air deflector 12, the cooling effect on components in the machine body 1 is achieved, and meanwhile, the progress of impurities such as dust in the air is filtered under the filtering action of the filter screen 7 and the filter grid 15.

Example two

Referring to fig. 4 and 5, the difference between the second embodiment and the first embodiment is that the second embodiment does not have a guiding component, the back plate on the upper portion of the body 1 is provided with the air outlet 9, the body 1 is provided with a filter screen on the inner side of the air outlet 9, the filter screen is used for filtering impurities such as dust, the body 1 is provided with the fan 26 close to the air outlet 9, the fan 26 is used for accelerating the air flow rate of the module installation area 4, thereby accelerating the heat dissipation efficiency in the body 1, meanwhile, the body 1 is provided with the air outlet louver 27 on the outer side of the air outlet 9, the air outlet louver 27 is also used for filtering impurities in the outside air, and the service life of the internal components of the body 1 is ensured.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A high-voltage charger is characterized in that: the device comprises a machine body (1) and a supporting seat (2) arranged at the bottom of the machine body (1), wherein a partition plate (5) used for partitioning an element mounting area (3) and a module mounting area (4) is fixedly connected to the inner wall of the upper part of the machine body (1), the inside of the supporting seat (2) is communicated with the inside of the machine body (1), an air inlet (6) is formed in the supporting seat (2), and a filter screen (7) is fixedly connected to the bottom end, close to the supporting seat (2), of the machine body (1); the partition plate (5) is provided with a plurality of through holes (8) for air to flow, the back of the upper part of the machine body (1) is provided with an air outlet (9), and the machine body (1) is provided with the filter screen (7) at the air outlet (9); the machine body (1) is provided with an air guide assembly for guiding air.

2. The high-voltage charger according to claim 1, characterized in that: the baffle sets up to horizontal segment (10) and vertical section (11), through-hole (8) set up on horizontal segment (10), the horizontal end is used for separating component installation region (3) and module installation region (4), vertical section (11) are used for separating module installation region (4) and air outlet (9), the air guide is located vertical section (11) top.

3. The high-voltage charger according to claim 2, characterized in that: the air guide assembly is arranged into a first air guide plate (12) fixedly connected with the machine body (1) and a second air guide plate (13) located above the first air guide plate (12), the first air guide plate (12) and the second air guide plate (13) are arranged in parallel, the first air guide plate (12) and the second air guide plate (13) are arranged in a concave shape, a notch faces the vertical section (11), and the top end of the vertical section (11) is located in the notch of the first air guide plate (12).

4. The high-voltage charger according to claim 3, characterized in that: the top end of the vertical section (11) is fixedly connected with an air duct partition plate (14), the air duct partition plate (14) inclines along the direction away from the air outlet (9), the air duct partition plate (14) is located in the notch of the first air deflector (12), and the air outlet (9) is located below the top end of the air duct partition plate (14).

5. The high-voltage charger according to claim 1, characterized in that: the four air inlets (6) are arranged on four side walls of the supporting seat (2) respectively.

6. The high-voltage charger according to claim 5, characterized in that: the supporting seat (2) is provided with a filter grid (15) at the position of the air inlet (6).

7. The high-voltage charger according to claim 1, characterized in that: the size of the supporting seat (2) is gradually reduced along the direction far away from the machine body (1), and the large-size part of the supporting seat (2) is positioned on the ground.

8. The high-voltage charger according to claim 7, characterized in that: the side wall of the supporting seat (2) is arc-shaped and is set to be a quarter arc.

9. The high-voltage charger according to claim 1, characterized in that: the front door of the machine body (1) is bonded with an acrylic panel (24).