CN207638450U - A kind of two very high power density air water cooling positive voltage type anti-explosion induction conductivities - Google Patents
A kind of two very high power density air water cooling positive voltage type anti-explosion induction conductivities Download PDFInfo
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- CN207638450U CN207638450U CN201721777895.5U CN201721777895U CN207638450U CN 207638450 U CN207638450 U CN 207638450U CN 201721777895 U CN201721777895 U CN 201721777895U CN 207638450 U CN207638450 U CN 207638450U
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Abstract
The utility model discloses a kind of two very high power density air water cooling positive voltage type anti-explosion induction conductivities, air water cooling including motor body and on motor body but system, motor body includes engine base, rotor and stator, it is equipped with and air water cooling exhaust vent and air inlet hole that but system is connect at the top of engine base, but system includes the cooler outer cover being arranged above motor body to the air water cooling, the bottom of cooler outer cover is equipped with air inlet with the exhaust vent corresponding position, cooler outer cover inner horizontal is equipped with the cooling tube group arranged in multiple rows of multiple row, lead to coolant liquid in the pipe of cooling tube group；Cooling tube group is located at the top of air inlet, and is equipped between cooling tube group and air inlet by air-flow from air inlet Directed cooling pipe group every air duct, and cooler shield base is equipped with gas outlet with the air inlet hole corresponding position.The center that the utility model can reduce existing two pole air water cooling positive voltage type anti-explosion motor is high, reduces cost, and improve the efficiency of motor.
Description
Technical field
The utility model belongs to motor technology field, more particularly to a kind of two very high power density air water cooling positive pressure types are prevented
Quick-fried induction conductivity.
Background technology
It is box that a height of 710mm in existing center, number of poles are that two very high power density positive voltage type anti-explosion motor generally use
Structure, compared to air to air cooling positive voltage type anti-explosion motor, air water cooling Series Motors have power under the conditions of identical central height
Greatly, the advantages that efficient, noise is low, and starting current is small, light-weight, power density is easy to get significant increase.At present oil,
The a height of 630mm in center, the number of poles of the field of explosion such as petrochemical industry application are that 22 pole air water cooling positive voltage type anti-explosion motor are that key is set
It is standby, the imports fire-proof motor such as Siemens, ABB is mostly used greatly, and import fire-proof motor is because of center height, and power is big, in power grade
On be equal to the domestic high motor in the centers 710mm, domestic electric machine producer is generally difficult to meet.Currently, with center height and power
2P high power density air water cooling positive voltage type anti-explosion motors, the country is chronically at blank position.
Utility model content
The purpose of this utility model provides one to solve shortcoming existing for the current absolutely empty box variable-frequency motor of cooling
Two very high power density air water cooling positive voltage type anti-explosion induction conductivities of kind, to reduce existing two pole air water cooling positive voltage type anti-explosion electric
The center of motivation is high, reduces cost, and improve the efficiency of motor.
In order to solve the above technical problems, the utility model adopts the following technical solution：A kind of two very high power density sky water
Cold positive voltage type anti-explosion induction conductivity, including motor body and air water cooling on motor body but system, motor body
Including engine base, rotor and stator, it is equipped with and air water cooling exhaust vent and air inlet hole that but system is connect, the air water cooling at the top of engine base
But system includes the cooler outer cover being arranged above motor body, and the bottom of cooler outer cover is set with the exhaust vent corresponding position
There are air inlet, cooler outer cover inner horizontal to be equipped with the cooling tube group arranged in multiple rows of multiple row, lead in the pipe of cooling tube group cold
But liquid；Cooling tube group is located at the top of air inlet, and is equipped between cooling tube group and air inlet air-flow is cold from air inlet guiding
But pipe group every air duct, form lateral air-guiding aisle between cooling tube group and the outer cowl top panel of cooler, cooler outer cover with every wind
Longitudinal air-guiding aisle is formed between cylinder outside, cooler shield base is equipped with gas outlet, gas outlet with the air inlet hole corresponding position
It is connected to lateral air-guiding aisle by corresponding longitudinal air-guiding aisle；
The air-flow generated in motor body enters air water cooling but system through exhaust vent and air inlet, in air water cooling but system
Air-flow is passed through every air duct Directed cooling pipe group, passes through lateral air-guiding aisle and longitudinal wind-guiding successively through cooling tube group air-flow after cooling
Channel but system and is again introduced into through air inlet hole in motor body from gas outlet discharge air water cooling.
It is equipped with water recepting tank structure positioned at the lower section of cooling tube group in the cooler outer cover 41, water recepting tank structure includes being located at
Two water-accepting boards of top and lateral separation arrangement, and positioned at the water receiving tank of two water-accepting board lower middle positions, two connect
Water plate is in tilted layout towards water receiving tank, and the end of water receiving tank is connected with the drainpipe outside Directed cooling device outer cover.
The water receiving tank is caudad in tilted layout by head end.
The engine base includes support plate among machine base outer shell and engine base, and engine base centre support plate is set to inside machine base outer shell, machine
The intermediate support plate of seat offers the stator hole to match with stator, and stator is fixed on base inner by stator hole；
Machine base outer shell is the hollow cavity being made of bottom plate, front end-plate, end plate, left plate, right plate and top plate, preceding
The edge of support plate is by being no less than the uniformly perforation and by front end-plate, end plate of ten reinforced pipes among end plate, end plate and engine base
It is connected to one with support plate among engine base, the globality of engine base is more preferable after molding, motor can be effectively prevent to vibrate.
It is equipped with purging pipeline in the machine base outer shell, pipeline is U-shaped is fixed on the bottom plate of machine base outer shell for purging, and the U
Type bottom is located at the axle stretch end of machine base outer shell, purges to arrange to be provided on open at one end, one end closing and the tube body of pipeline and lets out wind
Mouthful, the open end for purging pipeline is connect by the connecting tube across machine base outer shell with purge system；
Purge system is dried into purging pipeline, and wind is discharged through purging the air port of letting out arranged on pipeline, by the danger in motor
Dangerous gas blows into air water cooling but system through exhaust vent, improves motor explosion-proof capabilities.
The rotor includes that rotor core, armature spindle and rotor internal fan, rotor core are overrided to form by rotor punching, is turned
Sub- punching periphery is uniformly disposed with multiple rotor punching slots, and rotor punching slot is the pyriform slot structure that inner cavity is big, notch is small,
And inner cavity close to notch one end to intracavity bottom from gradually smoothly becoming larger.
The internal layer of the cooler outer cover is equipped with noise reduction layer.
The stator includes stator core, stator winding and stator temperature element, and stator temperature element is from stator core
Ventilating duct is drawn.
The rotor internal fan is axial-flow type internal fan, and rotor internal fan outer diameter is 620mm；The pedestal of the armature spindle
A diameter of 180mm, bearing away from length be 2493mm；The rotor bearing being arranged on the armature spindle cushion cap is sliding bearing,
The bearing (ball) cover of sliding bearing is steel plate, and thickness 65mm can be effectively reduced due to bearing friction loss, anti-to improve
The efficiency of flux motor.
The stator core is overrided to form by stator punching, and stator punching outer diameter is 1120mm；The rotor core is by turning
Sub- punching is overrided to form, and rotor punching outer diameter is 632mm；The engine base height is 1350mm, and engine base length is 2400mm；It is described
The length of left plate and right plate is 2400mm in engine base, and the thickness of front end-plate and end plate is 40mm, bottom plate, left plate and the right side
Side plate thickness is 10mm.Compared with existing positive voltage type anti-explosion motor, the overall weight of engine base mitigates significantly, center high drop
Low, versatility is good.
The utility model has the beneficial effects that：
Through the above technical solutions, the utility model is successfully by 5600 kilowatts of 2 pole air water cooling positive voltage type anti-explosion motor
Seat No. reduce, have small, light-weight, efficient, the low product competition advantage of noise, while can replace import electricity
Machine；The center that the utility model reduces existing 2 pole air water cooling positive voltage type anti-explosion motor is high, reduces cost, improves efficiency.
Rotor punching slot is the pyriform slot structure that inner cavity is big, notch is small in the utility model, and inner cavity is by close to notch one
It holds to intracavity bottom and gradually smoothly becomes larger, the pyriform slot structure used is excellent compared with existing rectangular channel or other peariform slots
It puts and is：On the one hand starting current multiple can be reduced, make starting current by 6.5 times of conventional rated current be reduced to 5.5 times it is specified
Electric current generates larger starting current when substantially reducing electric motor starting, larger starting current is huge to power grid impact, when serious
It can make power grid tripping power-off.
The rotor bearing is sliding bearing, and for bearing away from being 2493mm for length, 2 outer diameter of rotor internal fan is 620mm, with
Prior art sliding axle cushion cap diameter 200mm, bearing are compared away from 2475mm, internal fan outer diameter 670mm, can effectively reduce bearing
Friction mechanism is lost and the loss of ventilation fan machinery, improves motor efficiency 0.8%.The end cap of rotor bearing is steel plate structure, end
Lid is completely circular structure, and thickness 65mm, compared with the thick semi-circular end caps of conventional 100mm, when motor operates, bearing with end cover is not easy to shake
It is dynamic, it is light-weight.
The utility model is by the setting of air water cooling but system, and the air-flow generated in motor body is through exhaust vent and air inlet
Into air water cooling but system, in air water cooling, but system interior air-flow is passed through every air duct Directed cooling pipe group, after cooling through cooling tube group
Air-flow successively by lateral air-guiding aisle and longitudinal air-guiding aisle from gas outlet discharge air water cooling but system and through air inlet hole again
Into in motor body, extend cooling path, good cooling results.
Cooling tube group is designed as single cooling core body rectangular configuration in the utility model, with traditional double cooler core casts
It compares, effectively reduces the ventilating machinary loss of rotor internal fan and cooler, improve the heat exchanger effectiveness of cooler, it is total to imitate
Rate has reached national standard《GB30254-2013 high-voltage motors energy efficiency market and efficiency grade》Specified in 2 grades of high efficiency motors
Standard value 96.8%.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of the utility model hollow water-cooled but system；
Fig. 3 is the A direction views in Fig. 2；
Fig. 4 is the vertical view that pipeline is purged in the utility model；
Fig. 5 is the installation diagram that pipeline is purged in the utility model；
Fig. 6 is the structural schematic diagram of rotor in the utility model；
The structural schematic diagram of rotor punching slot in Fig. 7 the utility model.
Specific implementation mode
It elaborates to specific embodiment of the present utility model below in conjunction with attached drawing, the arrow in attached drawing indicates air-flow
Trend.
As shown in Figures 1 to 7, the two very high power density air water cooling positive voltage type anti-explosion induction electric of one kind of the utility model
Machine, including motor body and air water cooling on motor body but system 4, motor body include engine base 1, rotor 3 and fixed
Son 2, be equipped at the top of engine base with air water cooling but system connect 4 exhaust vent and air inlet hole, but system includes being arranged to the air water cooling
Cooler outer cover 41 above motor body, the bottom of cooler outer cover 41 are equipped with air inlet with the exhaust vent corresponding position
42,41 inner horizontal of cooler outer cover is equipped with the cooling tube group 43 arranged in multiple rows of multiple row, leads in the pipe of cooling tube group 43 cold
But liquid；Cooling tube group 43 is located at the top of air inlet, and is equipped between cooling tube group 43 and air inlet and leads air-flow from air inlet
Lateral air-guiding aisle 45 is formed between air duct 44,41 top plate of cooling tube group 43 and cooler outer cover to cooling tube group 43, it is cold
But device outer cover 41 and the longitudinal air-guiding aisle 46 of formation between 44 outside of air duct, 41 bottom of cooler outer cover and the air inlet hole pair
It should locate to be equipped with gas outlet 47, gas outlet 47 is connected to by corresponding longitudinal air-guiding aisle 46 with lateral air-guiding aisle 45；Cooling tube
Material is compared using naval's copper design, naval's copper cooling tube material with common copper pipe matter, and corrosion resistance is strong.
It is equipped with water recepting tank structure positioned at the lower section of cooling tube group 43 in the cooler outer cover 41, water recepting tank structure includes position
In top and two water-accepting boards 49 of lateral separation arrangement, and the water receiving tank positioned at two 49 lower middle positions of water-accepting board
50, two water-accepting boards 49 are in tilted layout towards water receiving tank 50, and the end of water receiving tank is connected with outside Directed cooling device outer cover 41
Drainpipe 51, the condensed water being condensate in cooling tube group 43 is first dropped on water-accepting board 49 or is directly dropped in water receiving tank 50
Interior, the condensed water being dropped on water-accepting board 49, which tilts, to be flowed out and is dropped in water receiving tank 50, later with the condensation in water receiving tank 50
One piece of water is discharged from drainpipe 51.The gap retained between water-accepting board and between water-accepting board and water receiving tank 50 is logical for air-flow
It crosses, ensure that the smooth circulation of air-flow, while ensure that the water receiving drainage effect to condensed water.
In the present embodiment, water receiving tank 50 is caudad in tilted layout by head end, facilitates draining.
By the setting of above-mentioned air water cooling but system, the air-flow generated in motor body enters through exhaust vent and air inlet 42
Air water cooling but system 4, in air water cooling, but 4 interior air-flow of system is passed through every 44 Directed cooling pipe group 43 of air duct, is cooled down through cooling tube group 43
Air-flow afterwards is discharged air water cooling from gas outlet 47 by lateral air-guiding aisle 45 and longitudinal air-guiding aisle 46 successively and but system 4 and passes through
Air inlet hole is again introduced into motor body, extends cooling path, good cooling results.
In the present embodiment, the internal layer of cooler outer cover 41 is equipped with noise reduction layer 48.
Engine base 1 includes support plate 12 among machine base outer shell and engine base, and engine base centre support plate 12 is set to inside machine base outer shell 1,
Support plate 12 offers the stator hole to match with stator among engine base, and stator 2 is fixed on by stator hole inside engine base 1.
Machine base outer shell is the hollow cavity being made of bottom plate, front end-plate, end plate, left plate, right plate and top plate, preceding
The edge of support plate is by being no less than the uniformly perforation and by front end-plate, end plate of four reinforced pipes among end plate, end plate and engine base
It is welded to connect and is integrated with support plate among engine base, the globality of engine base is more preferable after welding, motor can be effectively prevent to vibrate.
The length of left plate and right plate is 2400mm in the engine base, and the thickness of front end-plate and end plate is 40mm, bottom
Plate, left plate and right side plate thickness are 10mm.The engine base height be 1350mm, engine base length be 2400mm, with it is existing just
Die mould flame-proof electric motor is compared, and the overall weight of engine base mitigates significantly, and center height reduces, and versatility is good.
It is equipped with purging pipeline 13 in machine base outer shell, pipeline 13 is U-shaped is fixed on the bottom plate of machine base outer shell for purging, and the U
Type bottom 131 is located at the axle stretch end of machine base outer shell, purges and arranges and be provided on open at one end, one end closing and the tube body of pipeline
Air port is let out, the open end 132 of purging pipeline 13 is connect by the connecting tube 14 across machine base outer shell with purge system 15.Purging
System is dried into purging pipeline 13, and wind is discharged through purging the air port of letting out arranged on pipeline 13, by the dangerous gas in motor
Absolutely empty cooling system 4 is blown into through ventilation hole 16 and is discharged through its exhaust outlet, and motor explosion-proof capabilities are improved.
The rotor includes rotor core 31, armature spindle 32 and rotor internal fan 33, and rotor internal fan 33 is in axial-flow type
Fan, 33 outer diameter of rotor internal fan are 620mm；A diameter of 180mm of the pedestal of the armature spindle 32, bearing away from length be
2493mm。
The rotor bearing 7 being arranged on the armature spindle cushion cap is sliding bearing, and the bearing (ball) cover 71 of sliding bearing is steel plate,
Its thickness is 65mm, can be effectively reduced due to bearing friction loss, to improve the efficiency of flame-proof electric motor.
Fixed 2 attached bags include stator core 20, stator winding 21 and stator temperature element, and wherein stator winding integrally uses
VPI vacuum high-pressure power dipping lacquers, after whole dipping lacquer, winding each section one integrated mass can bear the electromagnet pull of bigger and excessively electric
Press impact force.
The stator core 20 is overrided to form by stator punching, and stator punching outer diameter is 1120mm；The rotor core by
Rotor punching is overrided to form, and rotor punching outer diameter is 632mm.
The rotor punching periphery is uniformly disposed with multiple rotor punching slots 34, rotor punching slot 34 be inner cavity it is big,
The small pyriform slot structure of notch, and inner cavity close to notch one end to intracavity bottom from gradually smoothly becoming larger.Its peariform slot used
Structure, compared with existing rectangular channel or other peariform slots, advantage is：On the one hand starting current multiple can be reduced, keeps startup electric
Stream is reduced to 5.5 times of rated current by 6.5 times of conventional rated current, and larger startup electricity is generated when substantially reducing electric motor starting
Stream, larger starting current are huge to power grid impact, and power grid tripping power-off can be made when serious.
Through the above technical solutions, the utility model is successfully by 5600 kilowatts of 2 pole air water cooling positive voltage type anti-explosion motor
Seat No. 630mm is reduced to by conventional 710mm, have small, light-weight, efficient, the low product competition of noise is excellent
Gesture, while import motor can be replaced；The utility model reduces the center of existing 2 pole air water cooling positive voltage type anti-explosion motor
Height reduces cost, improves efficiency.
The rotor bearing 7 is sliding bearing, and for bearing away from being 2493mm for length, 2 outer diameter of rotor internal fan is 620mm,
It is compared away from 2475mm, internal fan outer diameter 670mm with prior art sliding axle cushion cap diameter 200mm, bearing, axis can be effectively reduced
Friction mechanism loss and the loss of ventilation fan machinery are held, motor efficiency 0.8% is improved.The end cap 71 of rotor bearing 7 is steel plate knot
Structure, end cap are completely circular structure, thickness 65mm, compared with the thick semi-circular end caps of conventional 100mm, when motor operates, and bearing with end cover
It is not easy to vibrate, it is light-weight.
The armature spindle cushion cap diameter of the air water cooling positive voltage type anti-explosion motor of the present embodiment is decreased to 180mm by 200mm, turns
Sub- weight is reduced to 4.3 tons by 5.5 tons, effectively reduces the friction mechanism loss of armature spindle cushion cap and bearing；Internal fan outer diameter
620mm is decreased to by 670mm, cooling tube group is designed as single cooling core body rectangular configuration, with traditional double cooler core casts
It compares, effectively reduces the ventilating machinary loss of rotor internal fan and cooler, improve the heat exchanger effectiveness of cooler, it is total to imitate
Rate has reached national standard《GB30254-2013 high-voltage motors energy efficiency market and efficiency grade》Specified in 2 grades of high efficiency motors
Standard value 96.8%.
Above example is only to illustrate and unrestricted the technical solution of the utility model, although with reference to above-described embodiment pair
The utility model is described in detail, it will be understood by those of ordinary skill in the art that：Still can to the utility model into
Row modification or equivalent replacement should all without departing from any modification or partial replacement of the spirit and scope of the utility model
Cover in the right of the utility model.
Claims (10)
1. a kind of two very high power density air water cooling positive voltage type anti-explosion induction conductivities, including motor body and it is mounted on motor master
But system, motor body include engine base, rotor and stator to air water cooling on body, and engine base top is equipped with but system is connect with air water cooling
Exhaust vent and air inlet hole, it is characterised in that：But system includes outside the cooler being arranged above motor body to the air water cooling
Cover, the bottom of cooler outer cover are equipped with air inlet with the exhaust vent corresponding position, and cooler outer cover inner horizontal is equipped in more
The cooling tube group of multiple row arrangement is arranged, leads to coolant liquid in the pipe of cooling tube group；Cooling tube group is located at the top of air inlet, and cooling tube
It is equipped between group and air inlet by air-flow from air inlet Directed cooling pipe group every air duct, cooling tube group and the outer cowl top panel of cooler
Between form lateral air-guiding aisle, cooler outer cover and on the outside of the air duct between form longitudinal air-guiding aisle, cooler outer cover bottom
Portion is equipped with gas outlet with the air inlet hole corresponding position, and gas outlet is connected by corresponding longitudinal air-guiding aisle with lateral air-guiding aisle
It is logical；
The air-flow generated in motor body enters air water cooling but system through exhaust vent and air inlet, in air water cooling but system interior air-flow
Through every air duct Directed cooling pipe group, passing through lateral air-guiding aisle and longitudinal air-guiding aisle successively through cooling tube group air-flow after cooling
From gas outlet, discharge air water cooling but system and is again introduced into through air inlet hole in motor body.
2. two very high powers density air water cooling positive voltage type anti-explosion induction conductivity as described in claim 1, it is characterised in that：Institute
It states the lower section in cooler outer cover 41 positioned at cooling tube group and is equipped with water recepting tank structure, water recepting tank structure includes positioned at top and lateral
Spaced two water-accepting boards, and positioned at the water receiving tank of two water-accepting board lower middle positions, two equal directions of water-accepting board
Water receiving tank is in tilted layout, and the end of water receiving tank is connected with the drainpipe outside Directed cooling device outer cover.
3. two very high powers density air water cooling positive voltage type anti-explosion induction conductivity as claimed in claim 2, it is characterised in that：Institute
Water receiving tank is stated caudad to be in tilted layout by head end.
4. two very high powers density air water cooling positive voltage type anti-explosion induction conductivity as described in any one of claims 1-3, special
Sign is：The engine base includes support plate among machine base outer shell and engine base, and engine base centre support plate is set to inside machine base outer shell, engine base
Intermediate support plate offers the stator hole to match with stator, and stator is fixed on base inner by stator hole；
Machine base outer shell is the hollow cavity being made of bottom plate, front end-plate, end plate, left plate, right plate and top plate, front end
Among plate, end plate and engine base the edge of support plate by be no less than ten reinforced pipes uniformly perforation and by front end-plate, end plate and
Support plate is connected to one among engine base.
5. two very high powers density air water cooling positive voltage type anti-explosion induction conductivity as claimed in claim 4, it is characterised in that：Institute
It states and is equipped with purging pipeline in machine base outer shell, pipeline is U-shaped is fixed on the bottom plate of machine base outer shell for purging, and the U-shaped bottom is located at
The axle stretch end of machine base outer shell purges to arrange to be provided on open at one end, one end closing and the tube body of pipeline and lets out air port, scavenging conduit
The open end in road is connect by the connecting tube across machine base outer shell with purge system；
Purge system is dried into purging pipeline, and wind is discharged through purging the air port of letting out arranged on pipeline, by the danger in motor
Gas blows into air water cooling but system through exhaust vent.
6. two very high powers density air water cooling positive voltage type anti-explosion induction conductivity as claimed in claim 5, it is characterised in that：Institute
It includes that rotor core, armature spindle and rotor internal fan, rotor core are overrided to form by rotor punching to state rotor, rotor punching periphery
Multiple rotor punching slots are uniformly disposed with, rotor punching slot is the pyriform slot structure that inner cavity is big, notch is small, and inner cavity is by leaning on
Nearly notch one end gradually smoothly becomes larger to intracavity bottom.
7. two very high powers density air water cooling positive voltage type anti-explosion induction conductivity as claimed in claim 6, it is characterised in that：Institute
The internal layer for stating cooler outer cover is equipped with noise reduction layer.
8. two very high powers density air water cooling positive voltage type anti-explosion induction conductivity as claimed in claim 7, it is characterised in that：Institute
It includes stator core, stator winding and stator temperature element to state stator, and stator temperature element is drawn from the ventilating duct of stator core.
9. two very high powers density air water cooling positive voltage type anti-explosion induction conductivity as claimed in claim 8, it is characterised in that：Institute
It is axial-flow type internal fan to state rotor internal fan, and rotor internal fan outer diameter is 620mm；The pedestal of the armature spindle it is a diameter of
180mm, bearing away from length be 2493mm；The rotor bearing being arranged on the armature spindle cushion cap is sliding bearing, sliding bearing
Bearing (ball) cover be steel plate, thickness 65mm.
10. two very high powers density air water cooling positive voltage type anti-explosion induction conductivity as claimed in claim 9, it is characterised in that：
The stator core is overrided to form by stator punching, and stator punching outer diameter is 1120mm；The rotor core is folded by rotor punching
It presses, rotor punching outer diameter is 632mm；The engine base height is 1350mm, and engine base length is 2400mm；
The length of left plate and right plate is 2400mm in the engine base, and the thickness of front end-plate and end plate is 40mm, bottom plate, a left side
Side plate and right side plate thickness are 10mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721777895.5U CN207638450U (en) | 2017-12-19 | 2017-12-19 | A kind of two very high power density air water cooling positive voltage type anti-explosion induction conductivities |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721777895.5U CN207638450U (en) | 2017-12-19 | 2017-12-19 | A kind of two very high power density air water cooling positive voltage type anti-explosion induction conductivities |
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| Publication Number | Publication Date |
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| CN207638450U true CN207638450U (en) | 2018-07-20 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108054847A (en) * | 2017-12-19 | 2018-05-18 | 卧龙电气集团股份有限公司 | A kind of two very high power density air water cooling positive voltage type anti-explosion induction conductivities |
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2017
- 2017-12-19 CN CN201721777895.5U patent/CN207638450U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108054847A (en) * | 2017-12-19 | 2018-05-18 | 卧龙电气集团股份有限公司 | A kind of two very high power density air water cooling positive voltage type anti-explosion induction conductivities |
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