CN107872122A - A kind of Water Curtain Cooling Device of high-power frequency conversion motor stator - Google Patents
A kind of Water Curtain Cooling Device of high-power frequency conversion motor stator Download PDFInfo
- Publication number
- CN107872122A CN107872122A CN201711054729.7A CN201711054729A CN107872122A CN 107872122 A CN107872122 A CN 107872122A CN 201711054729 A CN201711054729 A CN 201711054729A CN 107872122 A CN107872122 A CN 107872122A
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- CN
- China
- Prior art keywords
- water
- motor stator
- frequency conversion
- power frequency
- conversion motor
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The invention discloses a kind of Water Curtain Cooling Device of high-power frequency conversion motor stator, and in particular to cooling devcie of motor technical field.The Water Curtain Cooling Device of the high-power frequency conversion motor stator, including left cooling end, right cooling end and water entering section, left cooling end and right cooling end are equipped with cavity and the projecting inward connecting portion of cavity, connecting portion is provided with the inlet opening being connected and aperture, water entering section includes main water inlet tube component, water-distribution block, left water inlet pipe component and right water inlet pipe component, after water entering section connection external water source, press water is introduced into water inlet, gush out afterwards from multiple apertures, water curtain is formed in the cavities, discharged from left bank conduit assembly and right drain assembly the bottom that water curtain is finally pooled to cavity, it is by forming cooling of the water curtain realization to motor in the periphery of motor stator, film-cooled heat is big, current are not easy to be obstructed, it is not easy to go here and there water, it is easy to safeguard.
Description
Technical field
The present invention relates to cooling devcie of motor technical field, and in particular to a kind of water curtain of high-power frequency conversion motor stator is cold
But device.
Background technology
At present, the cooling device of high-power frequency conversion motor stator is welded into using motor housing by inside and outside two layers of nesting more
Shape structure, and Zigzag type or spiral water channel are processed on the sealing surface of internal layer, one end water inlet, other end draining.Its shortcoming
It is that film-cooled heat is less than normal, current are easily obstructed and gone here and there water, not easy care;To prevent incrustation and corrosion, the requirement to quality of cooling water
It is higher, once seepage occurs, it is not easy to be found in time, easily produces accident.
The content of the invention
The purpose of the present invention is to be directed to above-mentioned deficiency, it is proposed that a kind of to be realized by forming water curtain in the periphery of motor stator
Cooling to motor, film-cooled heat is big, current are not easy to be obstructed, and is not easy to go here and there water, the high-power frequency conversion motor stator for being easy to safeguard
Water Curtain Cooling Device.
The present invention specifically adopts the following technical scheme that:
A kind of Water Curtain Cooling Device of high-power frequency conversion motor stator, including left cooling end, right cooling end and water entering section, it is left
Cooling end is symmetrical arranged with right cooling end, and the left cooling end includes the semicircular left inside laminate be arrangeding in parallel and left outside layer
Plate, right cooling end include the semicircular right inner plating that be arranged in parallel and right lamina rara externa, between left inside laminate and left outside laminate, right
Cavity is surrounded between inner plating and right lamina rara externa, left inside laminate at the top of right inner plating with being all provided with the projecting inward company of oriented cavity
Socket part, connecting portion are provided with the inlet opening being connected and aperture, and the water entering section includes main water inlet tube component, water-distribution block, Zuo Jin
Conduit assembly and right water inlet pipe component, main water inlet tube component are connected with the water inlet end of water-distribution block, left water inlet pipe component and right water inlet
One end of tube assembly is connected with the water side of water-distribution block, and the other end is connected with corresponding inlet opening respectively, the bottom of left outside laminate
Provided with left bank conduit assembly, the bottom of right lamina rara externa is provided with right drain assembly.
Preferably, labyrinth type is passed through between the left inside laminate and left outside laminate, between right inner plating and right lamina rara externa
After seal groove nested encryptions, it is fixedly connected further through screw.
Preferably, the labyrinth sealing groove includes three groups long bar straight-flanked ring tooth and annular groove, the elongated rectangular shape of left outside laminate
Ring tooth agrees with successively with long rectangle annular groove, ring tooth of the annular groove respectively with left inside laminate, the elongated rectangular shape ring tooth and ring of right lamina rara externa
Groove agrees with successively with long rectangle annular groove, the ring tooth of right inner plating respectively, and the bottom for often locating annular groove is provided with sealing gasket.
Preferably, the left inside laminate and right inner plating surround a circular cylindrical cavity, and high-power frequency conversion motor stator is located at
In cylindrical cavity body, the side that the left inside laminate and right inner plating press close to high-power frequency conversion motor stator is provided with semicircle shallow slot,
Left percolating water matrix detection plate is inlaid with the semicircle shallow slot of left inside laminate, right seepage is inlaid with the semicircle shallow slot of right inner plating
Water matrix detection plate.
Preferably, the bottom of the left outside laminate is provided with left automatic exhaust steam valve, and the bottom of right lamina rara externa is provided with right automatic row
Air valve.
Preferably, the top of the left inside laminate and right inner plating is provided with a deep hole along toric axis direction, and deep hole is opened
Mouth end is provided with screw thread, and left water inlet pipe component and right water inlet pipe component are connected by screw thread with deep hole.
Preferably, the bottom of the left inside laminate and right inner plating is provided with small one and large one two screwed holes, major thread hole point
Be not connected with corresponding left bank conduit assembly, right drain assembly, minor thread hole respectively with corresponding left automatic exhaust steam valve component,
Right automatic exhaust steam valve component is connected.
Preferably, the connecting portion of the left cooling end and right cooling end is equipped with alignment pin, and tight by pressing plate screw
Gu.
Preferably, the left surface of the water-distribution block is provided with water pressure gauge.
Preferably, water entering section connection external water source after, press water is introduced into inlet opening, after gush out from multiple apertures, in sky
Water curtain is formed in chamber, the bottom that water curtain is finally pooled to cavity is discharged from left bank conduit assembly and right drain assembly.
The present invention has the advantages that:
The present invention is easy to tear open using the nested connected mode of inside and outside two layers of semi-circular plate labyrinth type annular groove, sealed reliable
Dress and maintenance.Pressure flow is gushed out behind inlet opening from multiple apertures, and water curtain, cooling effect are formed in inside and outside two layers of cavity
Fruit is excellent, and current are not easy the water that is obstructed and goes here and there, and is easy to safeguard, avoids incrustation and corrosion.
In addition, by left and right side leak matrix detection plate and temperature measurement device, it can also realize and be detected in real time with timing,
Be advantageous to find potential safety hazard in advance.
Brief description of the drawings
Fig. 1 is the cross-sectional view of the Water Curtain Cooling Device of high-power frequency conversion motor stator;
Fig. 2 is the top view of the Water Curtain Cooling Device of high-power frequency conversion motor stator;
Fig. 3 is A-A longitdinal cross-section diagrams on the left of the Water Curtain Cooling Device of high-power frequency conversion motor stator;
Fig. 4 is B-B longitdinal cross-section diagrams on the right side of the Water Curtain Cooling Device of high-power frequency conversion motor stator.
Wherein, 101. left percolating water matrix detection plate, 102. left outside laminates, 103. left inside laminates, 104. screws, 105. is left
Upper sealing gasket, 106. top board screws, 107. top boards, 108. upper right sealing gaskets, alignment pin on 109., 110. right inner platings,
111. right lamina rara externa, 112. right percolating water matrix detection plates, 113. right drain assemblies, 114. right automatic exhaust steam valves, 115. is right
Lower seal pad, 116. times alignment pins, 117. lower-left sealing gaskets, 118. left automatic exhaust steam valves, 119. left bank conduit assemblies, 120. is big
Power variable frequency motor stator, 201. border attachment screws, 202. left water inlet pipe components, 203. water pressure gauges, 204. main water inlet tube groups
Part, 205. water-distribution blocks, 206. right water inlet pipe components, 301. the first sealing gaskets of upper left, the sealing gasket of 302. upper left the 3rd, 303. lower-lefts
3rd sealing gasket, 304. the first sealing gaskets of lower-left, 305. the second sealing gaskets of lower-left, 306. the second sealing gaskets of upper left, 401. upper rights
First sealing gasket, the sealing gasket of 402. upper right the 3rd, the sealing gasket of 403. bottom right the 3rd, 404. the first sealing gaskets of bottom right, 405. bottom rights
Second sealing gasket, 406. the second sealing gaskets of upper right.
Embodiment
The embodiment of the present invention is described further with specific embodiment below in conjunction with the accompanying drawings:
As Figure 1-Figure 4, a kind of Water Curtain Cooling Device of high-power frequency conversion motor stator, including it is left cooling end, right cold
But portion and water entering section, left cooling end are symmetrical arranged with right cooling end, and the left cooling end includes the semicircular left side be arrangeding in parallel
Inner plating 103 and left outside laminate 102, right cooling end include the semicircular right inner plating 110 be arrangeding in parallel and right lamina rara externa
111, cavity is surrounded between left inside laminate 103 and left outside laminate 102, between right inner plating 110 and right lamina rara externa 111, it is left inside
It is all provided with the projecting inward connecting portion of oriented cavity at the top of laminate and right inner plating, connecting portion is provided with the inlet opening that is connected and small
Hole, the water entering section include main water inlet tube component 204, water-distribution block 205, left water inlet pipe component 202 and right water inlet pipe component 206,
Main water inlet tube component 204 is connected with the water inlet end of water-distribution block 205, one end of left water inlet pipe component 202 and right water inlet pipe component 206
It is connected with the water side of water-distribution block 205, the other end is connected with corresponding inlet opening respectively, and the bottom of left outside laminate is provided with left bank water
Tube assembly 119, the bottom of right lamina rara externa 111 are provided with right drain assembly 113, and the left surface of water-distribution block 205 is provided with water pressure gauge
203。
By labyrinth sealing groove nested encryptions between left inside laminate and left outside laminate, load upper left in the seal groove of top
Sealing gasket 105, lower-left sealing gasket 117 is loaded in sealed bottom groove, is fixedly connected further through screw 104.
Also by labyrinth sealing groove nested encryptions between right inner plating and right lamina rara externa, load in the seal groove of top right
Upper sealing gasket 108, bottom right sealing gasket 115 is loaded in sealed bottom groove, then be fixedly connected by screw 104.
Labyrinth sealing groove includes three groups long bar straight-flanked ring tooth and annular groove, elongated rectangular shape ring tooth and the annular groove point of left outside laminate
Do not agree with successively with long rectangle annular groove, the ring tooth of left inside laminate, the elongated rectangular shape ring tooth of right lamina rara externa and annular groove respectively with the right side
Long rectangle annular groove, the ring tooth of laminate agree with successively, and the bottom for often locating annular groove is provided with sealing gasket.
Risen as high as the banks on the right side of left outside laminate by outside to inside processing ring successively, ring tooth, annular groove, ring tooth, big annular groove, on the left of left inside laminate
By outside to inside processing land, annular groove, ring tooth, big annular groove successively.Left outside laminate is relatively entrenched in one with left inside laminate tooth, groove
Rise, and the first sealing gasket of upper left 301, the second sealing gasket of upper left 306, the sealing gasket 302 of upper left the 3rd are being sequentially loaded on top;
Bottom is sequentially loaded into the first sealing gasket of lower-left 304, the second sealing gasket of lower-left 305, the sealing gasket 303 of lower-left the 3rd;Then week is passed through
Circle attachment screw 201 fastens the two.
Risen as high as the banks on the left of right lamina rara externa by outside to inside processing ring successively, ring tooth, annular groove, ring tooth, big annular groove, on the right side of right inner plating
By outside to inside processing land, annular groove, ring tooth, big annular groove successively.Right lamina rara externa is relatively entrenched in one with right internal layer screw die, groove
Rise, and the first sealing gasket of upper right 401, the second sealing gasket of upper right 406, the sealing gasket 402 of upper right the 3rd are being sequentially loaded on top;
Bottom is sequentially loaded into the first sealing gasket of bottom right 404, the second sealing gasket of bottom right 405, the sealing gasket 403 of bottom right the 3rd;Then week is passed through
Circle attachment screw 201 fastens the two.
Left inside laminate and right inner plating surround a circular cylindrical cavity, and high-power frequency conversion motor stator 120 is located at cylindrical cavity
In vivo, the left inside laminate and right inner plating press close to the side of high-power frequency conversion motor stator 120 and are provided with semicircle shallow slot, left inside layer
Left percolating water matrix detection plate 101 is inlaid with the semicircle shallow slot of plate, right percolating water is inlaid with the semicircle shallow slot of right inner plating
Matrix detection plate 112.
The bottom of left outside laminate 102 is provided with left automatic exhaust steam valve 118, and the bottom of right lamina rara externa is provided with right automatic exhaust steam valve
114。
The top of left inside laminate 102 and right inner plating 110 is provided with a deep hole along toric axis direction, and the openend of deep hole is set
There is screw thread, left water inlet pipe component 202 and right water inlet pipe component 206 are connected by screw thread with deep hole.
The bottom of left inside laminate and right inner plating is provided with small one and large one two screwed holes, major thread hole respectively with a corresponding left side
Drain assembly, right drain assembly are connected, minor thread hole respectively with corresponding left automatic exhaust steam valve component, right automatic exhaust steam valve
Component is connected.
The connecting portion of left cooling end and right cooling end is equipped with alignment pin, and is fastened by pressing plate with screw.Left cooling end
Identical with right cooling end structure, they by the vertical plane of motor center to be symmetrical arranged.On two parts composition surface top
There are upper alignment pin 109 and lower alignment pin 116 to connect respectively with bottom, and fastened by pressing plate 107 with screw 106.
Water entering section connection external water source after, press water is introduced into inlet opening, after gush out from multiple apertures, formed in the cavities
Water curtain, the bottom that water curtain is finally pooled to cavity are discharged from left bank conduit assembly and right drain assembly.
Certainly, described above is not limitation of the present invention, and the present invention is also not limited to the example above, this technology neck
The variations, modifications, additions or substitutions that the technical staff in domain is made in the essential scope of the present invention, it should also belong to the present invention's
Protection domain.
Claims (10)
1. a kind of Water Curtain Cooling Device of high-power frequency conversion motor stator, including left cooling end, right cooling end and water entering section, Zuo Leng
But portion is symmetrical arranged with right cooling end, it is characterised in that the left cooling end includes the semicircular left inside laminate be arrangeding in parallel
With left outside laminate, right cooling end includes the semicircular right inner plating be arrangeding in parallel and right lamina rara externa, left inside laminate and left outside layer
Between plate, cavity is surrounded between right inner plating and right lamina rara externa, left inside laminate at the top of right inner plating with being all provided with oriented cavity
Projecting inward connecting portion, connecting portion are provided with the inlet opening being connected and aperture, and the water entering section includes main water inlet tube component, matched somebody with somebody
Water block, left water inlet pipe component and right water inlet pipe component, main water inlet tube component are connected with the water inlet end of water-distribution block, left water inlet pipe component
It is connected with one end of right water inlet pipe component with the water side of water-distribution block, the other end is connected with corresponding inlet opening respectively, left outside layer
The bottom of plate is provided with left bank conduit assembly, and the bottom of right lamina rara externa is provided with right drain assembly.
A kind of 2. Water Curtain Cooling Device of high-power frequency conversion motor stator as claimed in claim 1, it is characterised in that the left side
Between inner plating and left outside laminate, between right inner plating and right lamina rara externa by labyrinth sealing groove nested encryptions after, again lead to
Screw is crossed to be fixedly connected.
A kind of 3. Water Curtain Cooling Device of high-power frequency conversion motor stator as claimed in claim 2, it is characterised in that the fan
Palace formula seal groove includes three groups long bar straight-flanked ring tooth and annular groove, the elongated rectangular shape ring tooth of left outside laminate and annular groove respectively with left inside layer
Long rectangle annular groove, the ring tooth of plate agree with successively, the elongated rectangular shape ring tooth of right lamina rara externa and the annular groove long square with right inner plating respectively
Shape annular groove, ring tooth agree with successively, and the bottom for often locating annular groove is provided with sealing gasket.
A kind of 4. Water Curtain Cooling Device of high-power frequency conversion motor stator as claimed in claim 3, it is characterised in that the left side
Inner plating and right inner plating surround a circular cylindrical cavity, and high-power frequency conversion motor stator is located in cylindrical cavity body, described left inside
The side that laminate and right inner plating press close to high-power frequency conversion motor stator is provided with semicircle shallow slot, is inlayed in the semicircle shallow slot of left inside laminate
Embedded with left percolating water matrix detection plate, right percolating water matrix detection plate is inlaid with the semicircle shallow slot of right inner plating.
A kind of 5. Water Curtain Cooling Device of high-power frequency conversion motor stator as claimed in claim 1, it is characterised in that the left side
The bottom of lamina rara externa is provided with left automatic exhaust steam valve, and the bottom of right lamina rara externa is provided with right automatic exhaust steam valve.
A kind of 6. Water Curtain Cooling Device of high-power frequency conversion motor stator as claimed in claim 1, it is characterised in that the left side
The top of inner plating and right inner plating is provided with a deep hole along toric axis direction, and the openend of deep hole is provided with screw thread, left water inlet pipe
Component and right water inlet pipe component are connected by screw thread with deep hole.
A kind of 7. Water Curtain Cooling Device of high-power frequency conversion motor stator as claimed in claim 1, it is characterised in that the left side
The bottom of inner plating and right inner plating is provided with small one and large one two screwed holes, major thread hole respectively with corresponding left bank water pipe group
Part, right drain assembly are connected, minor thread hole respectively with corresponding left automatic exhaust steam valve component, right automatic exhaust steam valve component phase
Even.
A kind of 8. Water Curtain Cooling Device of high-power frequency conversion motor stator as claimed in claim 1, it is characterised in that the left side
The connecting portion of cooling end and right cooling end is equipped with alignment pin, and is fastened by pressing plate with screw.
9. a kind of Water Curtain Cooling Device of high-power frequency conversion motor stator as claimed in claim 1, it is characterised in that described to match somebody with somebody
The left surface of water block is provided with water pressure gauge.
10. a kind of Water Curtain Cooling Device of high-power frequency conversion motor stator as described in claim 1-9 any one, its feature
Be, water entering section connection external water source after, press water is introduced into inlet opening, after gush out from multiple apertures, form water in the cavities
Curtain, the bottom that water curtain is finally pooled to cavity are discharged from left bank conduit assembly and right drain assembly.
Priority Applications (1)
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CN201711054729.7A CN107872122A (en) | 2017-11-01 | 2017-11-01 | A kind of Water Curtain Cooling Device of high-power frequency conversion motor stator |
Applications Claiming Priority (1)
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CN201711054729.7A CN107872122A (en) | 2017-11-01 | 2017-11-01 | A kind of Water Curtain Cooling Device of high-power frequency conversion motor stator |
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CN107872122A true CN107872122A (en) | 2018-04-03 |
Family
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CN201711054729.7A Pending CN107872122A (en) | 2017-11-01 | 2017-11-01 | A kind of Water Curtain Cooling Device of high-power frequency conversion motor stator |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109038954A (en) * | 2018-08-22 | 2018-12-18 | 襄阳世阳电机有限公司 | A kind of Water Curtain Cooling Device of high-power frequency conversion motor stator |
CN111327150A (en) * | 2020-04-28 | 2020-06-23 | 房文中 | Heat dissipation device for electromechanical equipment |
CN111327149A (en) * | 2020-04-28 | 2020-06-23 | 房文中 | Heat dissipation method of electromechanical equipment |
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CN204046323U (en) * | 2014-08-11 | 2014-12-24 | 衢州科创工业设计服务有限公司 | A kind of shock-absorbing motor seat with refrigerating function |
CN104999051A (en) * | 2015-07-23 | 2015-10-28 | 惠州市威盛工业有限公司 | Low-pressure casting method for automobile motor casing and motor casing structure |
CN107294321A (en) * | 2016-04-13 | 2017-10-24 | 大众汽车有限公司 | Manufacture method for the coolant jacket of motor and the coolant jacket for motor |
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JPH08103053A (en) * | 1994-09-30 | 1996-04-16 | Suzuki Motor Corp | Cooler of motor |
DE19635196A1 (en) * | 1996-08-30 | 1998-03-12 | Audi Ag | Cooling device for high-speed electric motor |
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CN109038954A (en) * | 2018-08-22 | 2018-12-18 | 襄阳世阳电机有限公司 | A kind of Water Curtain Cooling Device of high-power frequency conversion motor stator |
CN111327150A (en) * | 2020-04-28 | 2020-06-23 | 房文中 | Heat dissipation device for electromechanical equipment |
CN111327149A (en) * | 2020-04-28 | 2020-06-23 | 房文中 | Heat dissipation method of electromechanical equipment |
CN111327149B (en) * | 2020-04-28 | 2021-07-30 | 吉林澳奇机电集团有限公司 | Heat dissipation method of electromechanical equipment |
CN111327150B (en) * | 2020-04-28 | 2021-08-06 | 青岛永晟热交换器有限公司 | Heat dissipation device for electromechanical equipment |
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Application publication date: 20180403 |