CN207604087U - Water-proof ventilated device, electric machine controller and electric vehicle - Google Patents
Water-proof ventilated device, electric machine controller and electric vehicle Download PDFInfo
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- CN207604087U CN207604087U CN201721819434.XU CN201721819434U CN207604087U CN 207604087 U CN207604087 U CN 207604087U CN 201721819434 U CN201721819434 U CN 201721819434U CN 207604087 U CN207604087 U CN 207604087U
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- peripheral wall
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Abstract
The utility model provides a kind of water-proof ventilated device, electric machine controller and electric vehicle, the pedestal of water-proof ventilated device includes bottom wall and the first peripheral wall being arranged on bottom wall, bottom wall is provided through first through hole, bayonet is provided on first peripheral wall, cover includes roof, second peripheral wall and buckle, second peripheral wall and buckle are arranged on roof, buckle is positioned at the outside of the second peripheral wall, the second through-hole is provided through on second peripheral wall, cover is arranged on pedestal, buckle engages with bayonet, second peripheral wall is located on the inside of the first peripheral wall, waterproof ventilated membrane is covered in first through hole, sealing ring is arranged on waterproof ventilated membrane, the end abutment of second peripheral wall is in sealing ring.By the way that waterproof ventilated membrane is covered in first through hole, and utilize the pressure holding of sealing ring and the second peripheral wall, the first peripheral wall and the second peripheral wall of inside and outside nested engaging, and it is breathed freely using the second through-hole, the entrance of bulky grain droplet is effectively avoided, can then realize the water-proof ventilated device of high-protection level.
Description
Technical field
The utility model is related to new energy electric motor vehicle field more particularly to a kind of water-proof ventilated device, electric machine controller and
Electric vehicle.
Background technology
Because of it, burns gasoline does not generate power to electric vehicle, has the characteristics that environmental protection, pollution are small, in tourist attraction etc. to environment
More demanding place is widely used.Existing electric vehicle is set there are one AC motor control, for by accumulator
The DC power supply of output is converted into three-phase alternating-current supply and driving motor rotation.
AC motor control is mounted on the electric vehicle for needing to travel outdoors, therefore is needed to AC Motor Control
The internal circuit element of device carries out waterproofing protection, while the gas being also the need to ensure that in controller is in communication with the outside, and prevents from controlling
For device inner wall processed due to high pressure caused by the generation of waste heat, there are still some defects for existing water-proof ventilated device design, such as protect
The problems such as degree is not high, installation and replacement are not easy.
Utility model content
First purpose of the utility model is to provide a kind of high water-proof ventilated device of degree of protection.
Second purpose of the utility model is to provide a kind of electric machine controller with high-protection level water-proof ventilated device.
The third purpose of the utility model is to provide a kind of electric vehicle with high-protection level water-proof ventilated device.
In order to realize first purpose of the utility model, the utility model provides a kind of water-proof ventilated device, and feature exists
In including pedestal, cover, waterproof ventilated membrane and sealing ring, pedestal includes bottom wall and the first peripheral wall being arranged on bottom wall, bottom wall
First through hole is provided through, bayonet is provided on the first peripheral wall, cover includes roof, the second peripheral wall and buckle, the second peripheral wall
It is arranged on roof with buckle, buckle is provided through the second through-hole, cover on the outside of the second peripheral wall, the second peripheral wall
It is arranged on pedestal, buckle engages with bayonet, and the second peripheral wall is located on the inside of the first peripheral wall, and waterproof ventilated membrane is covered in first through hole
On, sealing ring is arranged on waterproof ventilated membrane, and the end abutment of the second peripheral wall is in sealing ring.
By said program as it can be seen that by the way that waterproof ventilated membrane is covered in first through hole, and utilize sealing ring and second week
The pressure holding of wall, in addition also sets up the first peripheral wall and the second peripheral wall of inside and outside nested engaging, and is breathed freely using the second through-hole,
The entrance of bulky grain droplet is effectively avoided, can then realize the water-proof ventilated device of high-protection level.
Further scheme is that roof is provided in the periphery of the second peripheral wall along portion, is abutted along portion and the first peripheral wall, the
The end set of one peripheral wall has a perforative straight slot, straight slot and along forming air flue between portion.
Further scheme is to be formed with airspace between the first peripheral wall and the second peripheral wall.
Therefore using the setting of air flue and airspace, further can effectively limit bulky grain droplet into
Enter, but do not interfere the connection of gas passage.
Further scheme is that the end set of the second peripheral wall has locating slot, and locating slot is interference fitted with sealing ring.
Further scheme is that locating slot is provided with opening, sealing ring and locating slot, waterproof and breathable in radial outside
Film, the adjoining of the first peripheral wall.
Therefore by the setting of locating slot, can sealing ring be steadily limited in periphery, it can using sealing ring
The sealing between the first peripheral wall, the second peripheral wall and waterproof ventilated membrane is realized well.
Further scheme is that the second peripheral wall is set in a ring, and the first peripheral wall is provided with what is matched with the second peripheral wall
Arcwall.
Further scheme is that the quantity of buckle is two or more, and buckle is symmetrically disposed in the second peripheral wall
Outside, the first peripheral wall are respectively arranged with bayonet in the opposite sides of arcwall.
Further scheme is that the first peripheral wall is respectively arranged with limited wall, bayonet setting in the opposite sides of arcwall
On limited wall, limited wall is located at placement position and engages with bayonet in interior gusset into position, buckle is placed.
Therefore the peripheral wall by matching sets and is set by the placement position of limited wall, can not only improve
Barrier propterty, and it has been also convenient for the installation and removal of cover.
In order to realize second purpose of the utility model, the utility model provides a kind of electric machine controller, including casing and
Water-proof ventilated device, which is characterized in that water-proof ventilated device using the above scheme in water-proof ventilated device, pedestal consolidates with casing
Fixed connection.
In order to realize the third purpose of the utility model, the utility model provides a kind of electric vehicle, and electric vehicle is provided with electricity
Machine controller, electric machine controller include casing and water-proof ventilated device, which is characterized in that water-proof ventilated device is using the above scheme
In water-proof ventilated device, pedestal is fixedly connected with casing.
By said program as it can be seen that by the way that waterproof ventilated membrane is covered in first through hole, and utilize sealing ring and second week
The pressure holding of wall, in addition also sets up the first peripheral wall and the second peripheral wall of inside and outside nested engaging, and is breathed freely using the second through-hole,
The entrance of bulky grain droplet is effectively avoided, can then realize the water-proof ventilated device of high-protection level.
Description of the drawings
Fig. 1 is the structure chart of the utility model electric machine controller embodiment.
Fig. 2 is structure chart of the utility model electric machine controller embodiment at another visual angle.
Fig. 3 is the explosive view of the utility model electric machine controller embodiment.
Fig. 4 is the sectional view of the utility model wind turbine assembly embodiment.
Fig. 5 is the Structure explosion diagram of the utility model waterproof and breathable embodiment.
Fig. 6 is the sectional view that the utility model waterproof and breathable embodiment is located at the second through hole.
Fig. 7 is the sectional view that the utility model waterproof and breathable embodiment is located at buckle.
Fig. 8 is Structure explosion diagram of the utility model electric machine controller embodiment about connection part.
Fig. 9 is the structure chart that cover is located inside in the utility model electric machine controller embodiment.
Figure 10 is the sectional view that the utility model electric machine controller embodiment is located at terminal plate.
Figure 11 is the structure chart of engine base in the utility model electric machine controller embodiment.
Figure 12 is the structure chart of circuit unit in the utility model electric machine controller embodiment.
Figure 13 is the base plate line schematic layout pattern of circuit unit in the utility model electric machine controller embodiment.
The utility model is described in further detail with reference to the accompanying drawings and embodiments.
Specific embodiment
Referring to figs. 1 to Fig. 3, electric machine controller is provided on electric vehicle, electric machine controller is used to control the rotation of motor
To realize the operation of electric vehicle, electric machine controller includes casing, and casing includes engine base 2 and cover 22, between engine base 2 and cover 22
Accommodating chamber is surrounded, for placing circuit devcie, the bottom side of engine base 2 is provided with radiator.
With reference to Fig. 4 and with reference to Fig. 3, wind turbine assembly 1 includes stent 11 and fan, and fan includes housing and is arranged on housing
Blade, the blowing direction of blade is longitudinally toward to radiator, and 11 generally U-shaped setting of stent, the middle part of stent 11 is provided with
Position 13 is accommodated, the bottom wall for accommodating position 13 is provided with through-hole 113, and the gas flow of fan passes through through-hole 113.Accommodate the bottom of position 13
Wall is provided with multiple fans buckle 12, is the fan buckle 12 of side two in the present embodiment and is symmetrical set, fan buckle
12 include 122 and first button 121 of cylinder, and cylinder 122 extends longitudinally, the fixing end of cylinder 122 and the bottom wall for accommodating position 13
Connection, the first button 121 are arranged on the free end of cylinder 122, and fan, which is arranged on, to be accommodated in position 13 and positioned at multiple fan cards
Between button 12, cylinder is abutted with cylinder 122, and the first button 121 with housing snap fit, then realizes the fixation of fan above
Installation.
Stent is provided with multiple stent buckles 111 on the outside of accommodating chamber, and stent buckle 111 is symmetrical set, bracket clamp
Button 111 includes the overhanging body and two the second buttons of arc extension, and overhanging body extends outwardly from the bottom wall for accommodating position 13, the second button
Body is arranged on the free end of overhanging body, and the extending direction of overhanging body and cylinder is the same side, and two second of the same side detain
Body collinearly arranges that stent buckle 111 is additionally provided with locating plate 112 on the free end of overhanging body, and locating plate 112 is in the second button
Outside.From fig. 4, it can be seen that on the basis of based on the bottom wall for accommodating position 13, the maximum height of stent buckle 111 is higher than fan buckle 12
Maximum height, and the maximum height of locating plate 112 be equal to fan buckle 12 maximum height.
Placing groove is formed between stent buckle 111 and fan buckle 12, wind turbine assembly 1, which further includes, to be arranged in placing groove
Wire clamp, wire clamp is for clamping wire rod.
Radiator includes the radiation rib of multiple smooth arrangements, and ventilation gap is formed between radiation rib, and wind turbine assembly 1 is set
It puts on a heat sink and applies axial blowing to radiator.Specifically, fan is located at the middle part of radiator, and cold wind is blown into scattered
It is then shunted behind the middle part of hot device to both sides.The bayonet 212 that radiation rib 212 on the outermost side is provided through, and radiating ribs
Item 213 is then located at middle part.When heat elimination assembly 1 is installed on radiator, stent buckle 111 engages with bayonet 212, fan buckle
12 and the position face of radiation rib 213, and the top of fan buckle 12 and the top of radiation rib 213 abut, and locating plate
112 top and the top of radiation rib 211 abut, and then realize the firm installation of wind turbine assembly 1, are only needed in dismounting point
From corresponding buckle.
With reference to Fig. 5, Fig. 6 and Fig. 7, water-proof ventilated device 3 is provided on cover 22, water-proof ventilated device 3 includes pedestal
34th, cover 31, waterproof ventilated membrane 33 and sealing ring 32, pedestal 34 include bottom wall 341 and the first peripheral wall being arranged on bottom wall 341
342, in the present embodiment, 341 and first peripheral wall 342 of bottom wall is integrally formed with cover 22, is naturally also separately set, and is led to
It crosses and is fixedly connected to realize water proof and dust proof.
First peripheral wall 342 is provided with the arc-shaped wall to match with the second peripheral wall 313 in both sides, and in the phase of arc-shaped wall
Both sides are respectively arranged with limited wall 343, the arrangement in the form of slot of limited wall 343 and in interior gusset into placing position, the limiting in every side
Wall 343 sets bayonet 345, and first through hole 346 is provided through in bottom wall 341, and first through hole 346 runs through cover 22, first week
The upper end of wall 342 is provided with radially arranged and perforative straight slot 344.
Cover 31 includes roof 311, the second peripheral wall 313 and two buckles 312, and the second peripheral wall 313 and buckle 312 are respectively provided with
In the downside of roof 311, the second peripheral wall 313 is arranged on 311 middle part of roof in a ring, and the area of roof 311 is more than the second peripheral wall
313 radial direction area so that roof 311 is formed in the periphery of the second peripheral wall 313 along portion, and the middle part of the second peripheral wall 313 is along diameter
To the second through-hole 314 is provided through, two the second through-holes 314 and two straight slots 344 are respectively positioned on same plane, i.e., second is logical
The position in hole 314 is matchingly set with straight slot 344, and symmetrically arranged buckle 312 is located at the outside of the second peripheral wall 313, buckle
312 fastening direction be outwardly, and be buckled 312 and second peripheral wall 313 be arranged on the surface of 311 the same side of roof.Card
The quantity of button can be set as more than two according to actual demand.
Waterproof ventilated membrane 33 is covered in first through hole 346 and on bottom wall 341, sealing ring 32 is arranged on waterproof and breathable
On film 33, after cover 31 is installed on pedestal 34, the second peripheral wall 313 is located at 342 inside of the first peripheral wall, due to the second peripheral wall
313 end set has locating slot 315, and locating slot 315 is provided with opening in radial outside, and sealing ring 32 and locating slot 315 are prevented
Water ventilated membrane 33, the first peripheral wall 342 abut then realize interference fit, and be buckled 312 be inserted into be located at place position and with bayonet 345
Engaging.At this point, abutted along portion and the first peripheral wall 342, straight slot 344 and along forming air flue, and the first peripheral wall 342 and second between portion
Airspace is formed between peripheral wall 313, air can circulate in air flue, airspace, the second through-hole 314 and first through hole 346,
Air can be by waterproof ventilated membrane 33, but aqueous vapor can not then pass through waterproof ventilated membrane 33.
With reference to Fig. 8, Fig. 9 and Figure 10, multiple holding tanks arranged side by side 221 are provided on the inner wall of cover 22, in holding tank
Multiple through-holes 222 side by side are penetratingly provided in 221, through-hole 222 is arranged in linear type, and is distributed in same plane
On, convex edge 223 is provided with to 221 periphery of holding tank direction, convex edge 223 is enclosed in around each through-hole 222, in cover
The boss 224 of bar shaped is provided on 22 outer surface, each through-hole 222 is pierced by boss 224, on the outer surface of cover 22
Multiple pillars 225 are additionally provided with, multiple pillars 225 are evenly distributed on the width direction both sides of boss 224, and pillar 225 is provided with
Screw hole.
Electric machine controller further includes the first cushion block 34 and the second cushion block 35 of strip setting, the first cushion block 34 and the second cushion block
35 are arranged on the outer surface of cover 22, and the first cushion block 34 and the second cushion block 35 are respectively positioned at the two of the width direction of through-hole 222
On side, the first cushion block 34 is built-in there are three hex nut 341, and between each nut 341 and outside of nut 341 is provided through
Location hole 342, spacer bar 343, i.e. nut 341, spacer bar 343 and location hole are set between nut 341 and location hole 342
342 successively along linearly arranging.The construction and arrangement mode of second cushion block 35 is substantially identical with the first cushion block 34, the second cushion block 35
There are two 351, two spacer bars 353 of nut and three location holes 352 for setting.
Electric machine controller further includes strip setting gum cover 33, and gum cover 33 is provided with multiple boss 331 arranged side by side and packet
The annular groove 332 in 331 outside of boss is trapped among, boss 331 is penetratingly provided with gap 333, and boss 331 and gap 333 are along straight line
Arrangement.
Multiple terminal plates 32, capacitance 311 and power tube 312 are provided on the substrate 31 of circuit unit, capacitance and power tube
Positioned at the same side of substrate 31, terminal plate 32 is located at the back side of capacitance, and multiple terminal plates 32 are set in en plaque, terminal plate 32
Lower end be terminal for welding, the upper end of terminal plate 32 is that the outer end being located at outside cover after installing is provided with location hole
322, multiple terminal plates 32 include U, V, W phase connection plate and B-, B+ DC power supply terminal plate, and arrangement mode is U, B-, V successively
、B+、W。
During assembling, first gum cover is mounted in holding tank 221, i.e., annular groove 332 wraps up convex edge 223, and boss 331 is interference fitted
Ground is arranged in holding tank 221, then covers cover 22, and terminal plate 32 is each passed through corresponding gap 333 and through-hole 222, glue
Set interference fit ground closely coordinates with terminal plate 32, and after the outer end of terminal plate 32 is located at outside, the cushion block of both sides can be carried out
Installation, the installation of cushion block passes through location hole 342 to be connected with screw hole by screw, finally that the outer end of terminal plate 32 is curved
Song, makes the connection of U, V, W phase connection plate and the first cushion block 34, and B-, B+ DC power supply terminal plate are connected to the second cushion block 35, connect
When line plate connects, the screw hole of location hole and nut is passed through to coordinate by screw, since terminal plate is in be spaced apart, the first terminal plate
The bending direction of the outer end of (UVW phases) is opposite with the bending direction of the outer end of the second terminal plate (B-, B+).
With reference to Figure 11 and with reference to Figure 10, engine base 2 is provided with the radiator with multiple radiation ribs, engine base in bottom side surface
Circuit unit is provided on 2, the substrate of circuit unit towards downside is provided with multiple capacitances 311 and positioned at 311 both sides of capacitance
Power tube 312, two capacitances 311 discharge a row, and along five rows are linearly provided with, the power tube 312 of both sides is along straight line cloth
It puts.Two heat sinks 22 being arranged in parallel are provided on engine base 2, electric machine controller further includes the pressing plate positioned at 22 outside of heat sink
23, pressing plate 23 includes fixed part and compressed part, and fixed part is fixedly connected with engine base 2, multiple power tubes 312 be connected to compressed part with
Between heat sink 22, and the engine base 2 of this case, heat sink 22 and capacitance holding tank 24 are integral type cast aluminium forming.
Engine base 2 is provided with capacitance holding tank 24 between heat sink 22, and capacitance holding tank 24 is by multiple arranged side by side more
It is a that slot 241 is divided to form, slot 241 is each divided to be both provided with the interior concave arc peripheral wall being oppositely arranged, is each divided between slot 241 communicatively
Straight slot is provided with, capacitance 311 is separately positioned in point slot 241.
In addition, it is also provided with silica gel or in capacitance 311 and engine base between 311 holding tank 24 of capacitance 311 and capacitance
Ceramic piece is provided between 2 bottom wall.
With reference to Figure 12 and with reference to Figure 13, the substrate setting of circuit unit there are five terminal plate 32, multiple capacitances 311 and is located at
The power tube 312 of 311 both sides of capacitance, five terminal plates 32 are arranged along a straight line, and two capacitances 311 are respectively distributed to a terminal plate
32 both sides, capacitance 311 and power tube 312 are located on the same side of substrate, and it is opposite with capacitance 311 that terminal plate 32 is located at substrate
On opposite side.
Substrate is provided with double-deck copper sheet wiring, and in setting with being covered with substrate, copper sheet wiring includes anode for every layer of copper sheet wiring
Copper sheet 36 and cathode copper sheet 37, anode copper sheet 36 are provided with multiple anode extensions 361, cathode copper sheet towards 37 ground of cathode copper sheet
37 are provided with multiple cathode extensions 371 towards 36 ground of anode copper sheet, have insulation between anode copper sheet 36 and cathode copper sheet 37
Portion, terminal plate 32 and the anode copper sheet 36 of anode weld, and terminal plate 32 and the cathode copper sheet 37 of cathode weld, anode extension
361 with cathode extension 371 in interlaced arrangement, anode and the anode extension 361 of capacitance 311 weld, the cathode of capacitance 311 and
Cathode extension 371 welds.
Therefore by the design of buckle-type, i.e. fan buckle easily carries out installing and dismounting and bracket clamp to fan
Button is not only convenient and efficient easy to install and at low cost easily with the radiator installing and dismounting of electric machine controller.
Also, by the way that waterproof ventilated membrane is covered in first through hole, and the pressure holding of sealing ring and the second peripheral wall is utilized, separately
It is outer to also set up the first peripheral wall and the second peripheral wall of inside and outside nested engaging, and breathed freely using the second through-hole, it effectively avoids big
The entrance of particle droplet can then realize the water-proof ventilated device of high-protection level.
In addition, it is equipped with, and pass through gum cover and holding tank, terminal plate by holding tank, through-hole and boss, annular groove
Between interference fit, then effectively improve water resistance, and easy for installation, and the electric machine controller of low-power can be adopted
With lower-cost terminal plate, cost can be efficiently controlled and also allow for waterproofing design.
Furthermore by setting and the matched arc capacitance holding tank of capacitance shape, capacitance holding tank can preferably absorb
Capacitance sends out waste heat, and waste heat can be transferred to engine base to higher efficiency and then realize high efficiency heat radiation.
Moreover, the extension of interlaced arrangement is connected up and set by double-deck copper sheet, the space of two internal layers of PCB is made full use of,
Double busbars are in parallel, increase PCB internal layers and walk current capacity, can reduce product design size, while utilize the busbar of similar gear type
Shape can use small size busbar alminium electrolytic condenser, reduce product overall dimensions.
Claims (10)
1. water-proof ventilated device, which is characterized in that including pedestal, cover, waterproof ventilated membrane and sealing ring；
The pedestal includes bottom wall and the first peripheral wall being arranged on the bottom wall, and the bottom wall is provided through first through hole,
Bayonet is provided on first peripheral wall；
The cover includes roof, the second peripheral wall and buckle, and second peripheral wall and the buckle are arranged on the roof,
The buckle is provided through the second through-hole on the outside of second peripheral wall, second peripheral wall；
The cover is arranged on the pedestal, and the buckle engages with the bayonet, and second peripheral wall is located at described first
On the inside of peripheral wall, the waterproof ventilated membrane is covered in the first through hole, and the sealing ring is arranged on waterproof ventilated membrane, described
The end abutment of second peripheral wall is in the sealing ring.
2. water-proof ventilated device according to claim 1, it is characterised in that：
The roof is provided in the periphery of second peripheral wall along portion, described to be abutted along portion and first peripheral wall, and described the
The end set of one peripheral wall has a perforative straight slot, the straight slot and described along forming air flue between portion.
3. water-proof ventilated device according to claim 2, it is characterised in that：
Airspace is formed between first peripheral wall and second peripheral wall.
4. water-proof ventilated device according to claim 1, it is characterised in that：
The end set of second peripheral wall has locating slot, and the locating slot is interference fitted with the sealing ring.
5. water-proof ventilated device according to claim 4, it is characterised in that：
The locating slot is provided with opening, the sealing ring and the locating slot, waterproof ventilated membrane, described first in radial outside
Peripheral wall abuts.
6. water-proof ventilated device according to any one of claims 1 to 5, it is characterised in that：
Second peripheral wall is set in a ring；
First peripheral wall is provided with the arcwall to match with second peripheral wall.
7. water-proof ventilated device according to claim 6, it is characterised in that：
The quantity of the buckle is two or more, and the buckle is symmetrically disposed on the outside of second peripheral wall；
First peripheral wall is respectively arranged with bayonet in the opposite sides of the arcwall.
8. water-proof ventilated device according to claim 7, it is characterised in that：
First peripheral wall is respectively arranged with limited wall in the opposite sides of the arcwall, and the bayonet is arranged on the limiting
On wall, the limited wall is located at the placement position and engages with the bayonet in interior gusset into position, the buckle is placed.
9. electric machine controller, including casing and water-proof ventilated device, which is characterized in that the water-proof ventilated device uses above-mentioned power
Profit requires 1 to 8 any one of them water-proof ventilated device, and the pedestal is fixedly connected with the casing.
10. electric vehicle, the electric vehicle is provided with electric machine controller, and electric machine controller includes casing and water-proof ventilated device,
It is characterized in that, the water-proof ventilated device uses 1 to 8 any one of them water-proof ventilated device of the claims, the seat
Body is fixedly connected with the casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721819434.XU CN207604087U (en) | 2017-12-20 | 2017-12-20 | Water-proof ventilated device, electric machine controller and electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721819434.XU CN207604087U (en) | 2017-12-20 | 2017-12-20 | Water-proof ventilated device, electric machine controller and electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207604087U true CN207604087U (en) | 2018-07-10 |
Family
ID=62767670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721819434.XU Active CN207604087U (en) | 2017-12-20 | 2017-12-20 | Water-proof ventilated device, electric machine controller and electric vehicle |
Country Status (1)
| Country | Link |
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| CN (1) | CN207604087U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107960036A (en) * | 2017-12-20 | 2018-04-24 | 珠海英搏尔电气股份有限公司 | Water-proof ventilated device, electric machine controller and electric car |
-
2017
- 2017-12-20 CN CN201721819434.XU patent/CN207604087U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107960036A (en) * | 2017-12-20 | 2018-04-24 | 珠海英搏尔电气股份有限公司 | Water-proof ventilated device, electric machine controller and electric car |
| CN107960036B (en) * | 2017-12-20 | 2024-01-09 | 珠海英搏尔电气股份有限公司 | Waterproof ventilation device, motor controller and electric vehicle |
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