CN212765767U

CN212765767U - Heat radiation structure for high-power lithium battery electric vehicle charger

Info

Publication number: CN212765767U
Application number: CN202021749279.0U
Authority: CN
Inventors: 曾子茗
Original assignee: Wuxi Suchong New Energy Technology Co ltd
Current assignee: Wuxi Suchong New Energy Technology Co ltd
Priority date: 2020-08-20
Filing date: 2020-08-20
Publication date: 2021-03-23
Anticipated expiration: 2030-08-20

Abstract

The utility model relates to the technical field of storage battery car equipment, and a heat radiation structure for a high-power lithium battery electric vehicle charger is disclosed, which comprises a shell, wherein a partition plate is bolted in the shell, a fixed cylinder is arranged in the shell, a heat radiation motor is arranged in the fixed cylinder, a fan blade is fixedly sleeved on one side of the heat radiation motor, two connecting blocks are bolted on the surface of the fixed cylinder, limiting plates are bolted on the two sides of the fixed cylinder in the shell, and a groove is formed in the connecting blocks; the utility model discloses a pulling connecting rod drives and supports the piece, supports the piece when removing with the recess block, can conveniently dismantle it when heat dissipation mechanism appears damaging, has improved staff's work efficiency, keeps apart the casing through the baffle simultaneously, can make the unable top that enters into the baffle of rainwater, even can not cause the influence when bumping rainwater weather in the open air yet, has improved heat dissipation mechanism's life.

Description

Heat radiation structure for high-power lithium battery electric vehicle charger

Technical Field

The utility model relates to a storage battery car equipment technical field specifically is a heat radiation structure for high-power lithium cell electric vehicle charging ware.

Background

The battery car is also called as an electric car, which takes a motor, a storage battery (battery), a controller and a charger as main core components, and generally the motor can be divided into three types: the high-speed motor, the low-speed brushless motor and the low-speed brush motor are respectively provided with 24V, 36V and 48V batteries according to voltage; the capacity is divided into 8Ah, 12Ah, 14Ah and so on. And is divided into lead-acid, nickel-hydrogen and lithium batteries according to the battery type. The battery is the combination of voltage and capacity, the internal quality, price, performance of the controller adopted by the battery cars of different brands are very different, the battery car, in order to ensure the use of the battery car, the charger is needed to charge the lithium battery in the battery car, but the charger can generate heat in the charging process, most of the current use is to radiate the heat of the electronic components in the charger through the radiating fan, but after the charger is used for a period of time, because the internal fan blades are damaged or the motor is lack of oil, the charger needs to be disassembled for maintenance, because the radiating mechanism is fixed by screws at present, the charger is not convenient to disassemble, not only is easy to damage when disassembled, but also reduces the working efficiency of workers, and the charger has no waterproof function in the use process, if the charger is used outdoors, in rainy days, the rainwater is easy to enter from the heat dissipation hole, so that the heat dissipation motor is damaged, and the service life of the heat dissipation motor is shortened.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-power lithium cell electric vehicle charging utensils heat radiation structure has possessed and can conveniently dismantle heat radiation mechanism and possess waterproof function's advantage, has solved the inconvenient dismantlement of current high-power lithium cell electric vehicle charging utensils heat radiation structure and has not possessed waterproof function's problem.

In order to achieve the above object, the utility model provides a following technical scheme: a heat dissipation structure for a high-power lithium battery electric vehicle charger comprises a shell, a partition plate is bolted in the shell, a fixed cylinder is arranged in the shell, a heat dissipation motor is arranged in the fixed cylinder, fan blades are fixedly sleeved on one side of the heat dissipation motor, two connecting blocks are bolted on the surface of the fixed cylinder, a limiting plate is bolted on the two sides of the fixed cylinder in the shell, a groove is formed in the connecting block, a supporting block is arranged in the groove, a connecting rod is bolted on the other side of the supporting block, the other end of the connecting rod penetrates through and extends to the outside of the limiting plate, a through hole matched with the connecting rod is formed in one side of the limiting plate, a spring is sleeved on the surface of the connecting rod, a plurality of heat dissipation holes are formed in the top of the partition plate, and threading holes are formed in the two sides of the, and a ventilation opening is formed in the surface of the shell and below the threading hole.

Preferably, the through hole is bolted with two sliding rails, and the surface of the connecting rod is bolted with a sliding block connected with the sliding rails in a sliding manner.

Preferably, the bottom of baffle has been bolted and has been placed the box, the inside of placing the box is provided with the filter plate, the equal joint in both sides of filter plate has and places the fixing base of box bolt.

Preferably, spiral silica gel is bonded inside the threading hole, and the number of the spiral silica gel is five.

Preferably, the inside of the housing is bolted with a deflector block.

Preferably, four fixing plates are bolted between the surface of the heat dissipation motor and the fixing cylinder.

Preferably, the other side of the connecting rod is bolted with a pull rod, and the surface of the pull rod is sleeved with an anti-skidding sleeve.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model drives the abutting block by pulling the connecting rod, the abutting block is clamped with the groove when moving, and the heat dissipation mechanism can be conveniently disassembled when being damaged, thereby improving the working efficiency of workers;

the utility model discloses a baffle keeps apart the casing, can make the unable top that enters into the baffle of rainwater, even can not cause the influence when bumping rainwater weather in the open air yet, has improved the life of heat dissipation mechanism.

Drawings

FIG. 1 is a front sectional view of the structure of the present invention;

FIG. 2 is a schematic top view of the baffle of the present invention;

FIG. 3 is a schematic view showing the fixed cylinder, the heat dissipation motor, the fan blades and the fixed plate of the present invention;

FIG. 4 is a right side schematic view of the structure of the present invention;

fig. 5 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a housing; 2. a partition plate; 3. a fixed cylinder; 4. a heat dissipation motor; 5. a fan blade; 6. connecting blocks; 7. a limiting plate; 8. a groove; 9. a resisting block; 10. a connecting rod; 11. a through hole; 12. a spring; 13. threading holes; 14. a vent; 15. a slide rail; 16. a slider; 17. placing the box; 18. a filter screen plate; 19. a fixed seat; 20. spiral silica gel; 21. a flow guide block; 22. a fixing plate; 23. a pull rod; 24. and (4) heat dissipation holes.

Detailed Description

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

Referring to fig. 1-5, a heat dissipation structure for a high-power lithium battery electric vehicle charger includes a housing 1, a partition plate 2 is bolted in the housing 1, a fixed cylinder 3 is disposed in the housing 1, a heat dissipation motor 4 is disposed in the fixed cylinder 3, a fan blade 5 is fixedly sleeved on one side of the heat dissipation motor 4, two connection blocks 6 are bolted on the surface of the fixed cylinder 3, a limiting plate 7 is bolted on both sides of the fixed cylinder 3 in the housing 1, a groove 8 is disposed in the connection block 6, a support block 9 is disposed in the groove 8, a connection rod 10 is bolted on the other side of the support block 9, the other end of the connection rod 10 penetrates and extends to the outside of the limiting plate 7, a through hole 11 used in cooperation with the connection rod 10 is disposed on one side of the limiting plate 7, a spring 12 is sleeved on the surface of the connection rod 10, and a plurality of heat dissipation, through wires hole 13 has all been seted up to casing 1's both sides, and casing 1's surface has been located through wires hole 13's below and has been seted up vent 14, the utility model discloses a pulling connecting rod drives and supports the piece, supports the piece when removing with the recess block, can conveniently dismantle it when heat dissipation mechanism appears damaging, has improved staff's work efficiency, keeps apart the casing through the baffle simultaneously, can make the rainwater can't enter into the top of baffle, even can not cause the influence when bumping rainwater weather in the open air yet, has improved heat dissipation mechanism's life.

Further, the inside bolt of through-hole 11 has two slide rails 15, and the surface bolt of connecting rod 10 has the slider 16 with slide rail 15 sliding connection, and slide rail 15 and slider 16's setting can carry out spacingly to connecting rod 10, prevents that connecting rod 10 from appearing the slope in the pulling process.

Further, the box 17 is placed to the bottom bolt of baffle 2, and the inside of placing box 17 is provided with filter screen 18, and the equal joint in both sides of filter screen 18 has and places the fixing base 19 of box 17 bolt, through the setting of placing box 17, filter screen 18 and fixing base 19, can protect heat dissipation motor 4, prevents that the dust from attaching to heat dissipation motor 4's surface to influence heat dissipation motor 4's result of use.

Further, the inside bonding of through wires hole 13 has spiral silica gel 20, and the quantity of spiral silica gel 20 is five, through the setting of spiral silica gel 20, can fix the power cord of connecting into casing 1, but also can prevent that rainwater and dust from entering into in the casing 1 from through wires hole 13.

Furthermore, the inside bolt of casing 1 has water conservancy diversion piece 21, through the setting of water conservancy diversion piece 21, can carry out the water conservancy diversion to the rainwater that flows into in the casing 1, prevents that the rainwater from storing for a long time and not flowing out at casing 1.

Further, four fixed plates 22 are bolted between the surface of the heat dissipation motor 4 and the fixed cylinder 3, and the heat dissipation motor 4 can be fixed by the arrangement of the fixed plates 22, so that the heat dissipation motor 4 is prevented from shaking or falling off when rotating.

Further, the other side of connecting rod 10 is bolted with pull rod 23, and the surface cover of pull rod 23 is equipped with anti-skidding cover, and through the setting of pull rod 23, can be more convenient when connecting rod 10 is pulled to needs.

The working principle is as follows: when a charger is needed to charge the battery car, firstly, a power line of a circuit board on a partition plate 2 is plugged, then the other power line is connected with the electric car, the power line can abut against the spiral silica gel 20 when penetrating out of a threading hole 13, the spiral silica gel 20 can be opened to a hole through which a power line passes when being abutted, the power line can be closed again after passing through the hole, the power line is fixed and rainwater is prevented from entering a shell 1 from the threading hole 13, the circuit board in the charger can emit a large amount of heat after being used for a period of time, a heat dissipation motor 4 is started, the heat dissipation motor 4 can drive a fan blade 5 to rotate under the fixation of a fixing plate 22 and a fixing barrel 3 after being started, the fan blade 5 converts electric energy into wind energy to dissipate heat the circuit board on the partition plate 2 when rotating, hot wind sequentially passes through a heat dissipation hole 24 and a vent 14 and is blown out, the heat dissipation motor 4 needs to be disassembled and taken out after being damaged, the pull rod 23 is pulled outwards, the pull rod 23 can drive the connecting rod 10 to be pulled outwards together through the matching of the slide rail 15 and the slide block 16 when being pulled outwards, the connecting rod 10 can drive the abutting block 9 to be slowly moved out of the groove 8 when being pulled outwards, meanwhile, the spring 12 is pressed until the pull rod 23 is pulled outwards until the resisting block 9 is separated from the groove 8, and then the fixed cylinder 3 is directly taken out, through the cooperation of the placing box 17, the filter screen 18 and the fixing seat 19, dust can be prevented from entering the shell 1 from the heat radiation holes 24, the circuit board and the heat radiation motor 4 are protected, when meeting rainwater weather, the rainwater can fly into casing 1 from vent 14 in, make the unable drippage of rainwater and touch circuit board and heat dissipation motor 4 through setting up of baffle 2 down, and the rainwater can flow out outside casing 1 under the effect of water conservancy diversion piece 21 in the casing 1 of entering.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high-power lithium cell heat radiation structure for electric vehicle charging ware, includes casing (1), its characterized in that: the novel fan blade is characterized in that a partition plate (2) is bolted in the shell (1), a fixed cylinder (3) is arranged in the shell (1), a heat dissipation motor (4) is arranged in the fixed cylinder (3), fan blades (5) are fixedly sleeved on one side of the heat dissipation motor (4), two connecting blocks (6) are bolted on the surface of the fixed cylinder (3), limiting plates (7) are bolted on the two sides of the fixed cylinder (3) in the shell (1), grooves (8) are formed in the connecting blocks (6), supporting blocks (9) are arranged in the grooves (8), connecting rods (10) are bolted on the other sides of the supporting blocks (9), the other ends of the connecting rods (10) penetrate through and extend to the outside of the limiting plates (7), through holes (11) matched with the connecting rods (10) for use are formed in one side of the limiting plates (7), the surface cover of connecting rod (10) is equipped with spring (12), a plurality of louvre (24) have been seted up at the top of baffle (2), through wires hole (13) have all been seted up to the both sides of casing (1), vent (14) have been seted up to the surface of casing (1) and the below that is located through wires hole (13).

2. The heat dissipation structure for a high-power lithium battery electric vehicle charger according to claim 1, wherein: the inside bolt of through-hole (11) has two slide rails (15), the surperficial bolt of connecting rod (10) has connect with slide rail (15) sliding connection's slider (16).

3. The heat dissipation structure for a high-power lithium battery electric vehicle charger according to claim 1, wherein: the bottom of baffle (2) has bolted the box of placing (17), the inside of placing box (17) is provided with filter screen board (18), the equal joint in both sides of filter screen board (18) has and places fixing base (19) of box (17) bolt.

4. The heat dissipation structure for a high-power lithium battery electric vehicle charger according to claim 1, wherein: spiral silica gel (20) are bonded in the threading holes (13), and the number of the spiral silica gel (20) is five.

5. The heat dissipation structure for a high-power lithium battery electric vehicle charger according to claim 1, wherein: the inside bolt of casing (1) has connect water conservancy diversion piece (21).

6. The heat dissipation structure for a high-power lithium battery electric vehicle charger according to claim 1, wherein: four fixing plates (22) are bolted between the surface of the heat dissipation motor (4) and the fixing cylinder (3).

7. The heat dissipation structure for a high-power lithium battery electric vehicle charger according to claim 1, wherein: the other side of the connecting rod (10) is bolted with a pull rod (23), and the surface of the pull rod (23) is sleeved with an anti-skidding sleeve.