CN105632711B - Extraordinary voltage conversion device - Google Patents
Extraordinary voltage conversion device Download PDFInfo
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- CN105632711B CN105632711B CN201610126938.7A CN201610126938A CN105632711B CN 105632711 B CN105632711 B CN 105632711B CN 201610126938 A CN201610126938 A CN 201610126938A CN 105632711 B CN105632711 B CN 105632711B
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 14
- 238000001816 cooling Methods 0.000 claims abstract description 162
- 238000012946 outsourcing Methods 0.000 claims abstract description 41
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229910052753 mercury Inorganic materials 0.000 claims abstract description 12
- 238000009413 insulation Methods 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 239000003292 glue Substances 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 239000010687 lubricating oil Substances 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 239000012774 insulation material Substances 0.000 claims description 2
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 230000037431 insertion Effects 0.000 claims 1
- 230000008901 benefit Effects 0.000 abstract description 3
- 230000008859 change Effects 0.000 abstract description 3
- 239000002826 coolant Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- 239000000498 cooling water Substances 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
- H01F27/10—Liquid cooling
- H01F27/16—Water cooling
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
- H01F27/20—Cooling by special gases or non-ambient air
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/40—Structural association with built-in electric component, e.g. fuse
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/40—Structural association with built-in electric component, e.g. fuse
- H01F27/402—Association of measuring or protective means
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/06—Electromagnets; Actuators including electromagnets
- H01F7/08—Electromagnets; Actuators including electromagnets with armatures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/40—Structural association with built-in electric component, e.g. fuse
- H01F27/402—Association of measuring or protective means
- H01F2027/406—Temperature sensor or protection
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Transformer Cooling (AREA)
Abstract
The invention discloses extraordinary voltage conversion device, cooling insulation system includes that cross section becomes the first cooling tube of Contraband shape and cross section to become the second cooling tube of yi word pattern, the Contraband shape two ends of the first cooling tube are connected by insulating heat-conductive post respectively with the two ends of the second cooling tube, first cooling tube and the second cooling tube are interior outer double-layer structure, wherein internal layer is inner cooling path pipe portion, outer layer is outsourcing portion, external cooling-cycle device includes the first cooling circulation and the second cooling circulation, vertical closed tube chamber is provided with insulating heat-conductive post, mercury is injected in closed tube chamber lower half, the closed tube chamber first half is disposed with the first cooling terminal from the bottom to top, second cooling terminal and protection terminal, electromagnetic relay is additionally provided with housing, for switching the type of cooling.The present invention have the advantages that good cooling results, can carry out cooling down in inside transformer, low cost, can the switch type of cooling, cooling tube are easy to check and change.
Description
Technical field
The invention belongs to transformer technology field, specially extraordinary voltage conversion device.
Background technology
When transformer works long hours, coil heating amount is big, and coil easily burns, and causes transformer damage.In order to ensure to become
The heat that depressor is operationally produced does not affect the normal work of transformer, just need to increase cooling system on the transformer.Water-cooled
But mode is one of more general type of cooling of transformer in the market, i.e., configure water-cooling apparatus on the transformer, should
The mode of kind is typically all to be realized with the water circulation outside the primary by cincture on iron core or secondary hollow spool, water-cooling apparatus
Be placed on the outside of coil, the mode of this Local cooling can only cooling surface temperature, it is impossible to the internal temperature of cooling, cooling are filled
The heat exchange area that puts between coil is less, it is impossible to realize good cooling effect.And current transformer is used
Coolant is iknsulating liquid, high cost.
Content of the invention
The technical problem to be solved be for the above-mentioned state of the art, and provide a kind of good cooling results, can be
The extraordinary voltage transformation that inside transformer carries out cooling down, low cost, can the switch type of cooling, cooling tube are easy to check and change sets
Standby.
The present invention solves the technical scheme that adopted of above-mentioned technical problem：
Extraordinary voltage conversion device, including filling dielectric in housing, housing, arranges cored, high-tension coil in housing
And low-voltage coil, high-tension coil and low-voltage coil be coaxially disposed on iron core, and high-tension coil is located at outside low-voltage coil, its feature
It is：Cooling insulation system is provided between high-tension coil and low-voltage coil, and cooling insulation system includes that cross section becomes the first of Contraband shape
Cooling tube and cross section become the two ends of the second cooling tube of yi word pattern, the Contraband shape two ends of the first cooling tube and the second cooling tube to distinguish
Connected by insulating heat-conductive post, the outer of low-voltage coil is surrounded in sealing jointly for the first cooling tube, the second cooling tube and insulating heat-conductive post
Surface, the first cooling tube and the second cooling tube are interior outer double-layer structure, and wherein internal layer is inner cooling path pipe portion, and outer layer is outsourcing
Portion, outsourcing portion and inner cooling path pipe portion are heat-conducting insulation material making, and inner cooling path pipe portion can be slided up and down in outsourcing portion,
Outsourcing portion upper opening, inner cooling path pipe portion can be inserted in outsourcing portion from the opening on outsourcing portion top, the first cooling tube and
Two cooling tubes are not communicated with, and inner cooling path pipe portion is connected with external cooling-cycle device, and external cooling-cycle device includes that first is cold
But circulation and the second cooling circulation, the first cooling circulation include connecting tube, compression pump and water tank, and compression pump can be by the water in water tank
Pumped in inner cooling path pipe portion by connecting tube and cooling circulation is formed, the second cooling circulation includes air compressor machine and circulation pipe, circulation
Pipe forms closed circulation with inner cooling path pipe portion, circulates Freon gas in circulation pipe, is provided with the first electricity in connecting tube
Magnet valve, installs the second magnetic valve on circulation pipe, be provided with vertical closed tube chamber, closed tube chamber lower half injection in insulating heat-conductive post
Mercury, the closed tube chamber first half are disposed with the first cooling terminal, the second cooling terminal and protection terminal, housing from the bottom to top
In be additionally provided with electromagnetic relay, electromagnetic relay includes electromagnet and armature, during electromagnet power-off, armature be located at disconnect position simultaneously
The electric power loop of the electric power loop of cut-in pressure pump and the first magnetic valve, disconnection air compressor machine and the second magnetic valve, electromagnet are energized
When, armature is located at energising position and connects electric power loop, opening pressure pump and first magnetic valve of air compressor machine and the second magnetic valve
Electric power loop, the first cooling terminal are connected on armature with conduct switch on the link circuit of external cooling-cycle device, the second cooling
Terminal is connected on the electric power loop of electromagnet as switch, and protection terminal is connected on the breaker of low-voltage coil as switch, when
When mercury covers terminal, the loop of the terminal is switched on；Outsourcing portion is provided with and the low-voltage coil number of turn towards the one side of low-voltage coil
Identical groove, low-voltage coil are embedded in groove and are mutually fixed with outsourcing portion, and outsourcing portion is provided with glue towards the one side of high-tension coil
Face, high-tension coil are cemented by glue surface with outsourcing portion.
For optimizing technique scheme, the concrete measure that takes also includes：
Above-mentioned outsourcing portion internal layer coating insulation lubricating oil, for increasing the lubrication between outsourcing portion and inner cooling path pipe portion
Property.
Above-mentioned inner cooling path pipe portion is the coiled pipe fitted tightly between adjacent turn.
Above-mentioned outsourcing portion bottom lock.
The upper end of above-mentioned inner cooling path pipe portion is provided with handle.
Above-mentioned connecting tube and circulation pipe are communicated on a pipeline by a triple valve, and cold logical with interior by the pipeline
Road pipe portion is connected, and the pipeline is connected by removable connection valve with inner cooling path pipe portion.
The Contraband shape end of the first above-mentioned cooling tube is provided with gap, and insulating heat-conductive post side is provided with fixes convex, fixation
Convex clip enters in gap to make the first cooling tube to be fixedly connected with insulating heat-conductive post.
Support is installed in above-mentioned housing, electromagnet is fixed on support.
Compared with prior art, the present invention has advantages below:
1st, cooling tube is arranged between high-tension coil and low-voltage coil, can be while dissipating to high-tension coil and low-voltage coil
Heat, effectively increases the cooling effectiveness of cooling tube, meanwhile, also impart the new function of cooling tube：Existing high-tension coil and low
One layer of dielectric isolation layer to be set between line ball circle, high-tension coil and low-voltage coil be separated, and the transformer of the present invention is with cold
But pipe is used as separation layer, simplifies transformer device structure, and do not affect the insulating properties of transformer, reduces transformer cost.
2 occur maintenance difficult in practice, it has been found that cooling tube is fixed between high-tension coil and low-voltage coil, are solution
Determine the problem, cooling tube is divided into inside and outside two-layer by the present invention, and outer layer is fixed with high-tension coil and low-voltage coil, internal layer is cooling tube
Main part, leads to cooling medium, and it is slided with outer layer and arranges, and easily can be removed and placed into from outer layer, be worked as cooling tube
Need repairing and change, as long as internal layer is taken out, this causes the cooling tube of the present invention to be easy to check and be conveniently replaceable.
3rd, the cooling tube of the present invention is fixedly connected with high-tension coil and low-voltage coil, and integraty is more preferable.And it is directed to high-voltage line
Circle is different with the low-voltage coil number of turn to employ different fixed modes, and as the low pressure number of turn is low, turn-to-turn interval is in Design of Transformer
When can adjust, therefore, the first cooling tube and the second cooling tube are provided with and the low-voltage coil number of turn towards the one side of low-voltage coil
Identical groove, low-voltage coil are embedded in groove and are fixed with cooling tube, and this fixed form is more tight, difficult for drop-off, and high pressure
The number of turn of coil is big, and turn-to-turn interval closely, is not suitable for being fixed with groove, therefore is fixed using gluing.
4th, the cooling tube of the present invention is divided into two parts, is mutually combined and coil is cooled down, and the advantage for so arranging is：First,
Be easily installed, two, coolant do not form loop around iron core, therefore, coolant will not be powered because of electromagnetic induction, so, this
Bright coolant choice is very big, it is not necessary to necessarily using iknsulating liquid, can effective reduces cost.
5th, first, second cooling tube is connected by insulating heat-conductive post, is provided with several terminals in insulating heat-conductive post, per
Group terminal is the switch in a loop, and mercury is injected in closed tube chamber lower half, and when transformer temperature is raised, mercury position raises,
The first cooling terminal of bottom is covered, now the conducting of the first cooling circuit, compression pump and the first electromagnetism valve function, cooling
Water forms circulation and winding is lowered the temperature, and this cooling is with low cost, but cooling capacity is slightly weak.If transformer temperature continues to rise
Height, mercury cover the second cooling terminal, and armature is drawn to energising position, connects air compressor machine by the electric power loop conducting of electromagnet, electromagnet
The electric power loop of the electric power loop with the second magnetic valve, opening pressure pump and the first magnetic valve, now the second cooling circuit
Work, using freon to winding fast cooling, after temperature reduces, mercury position declines, less than the second colling end period of the day from 11 p.m. to 1 a.m, electromagnetism
Iron power-off, transformer adopt cooling water temperature again.Work as temperature control, mercury covers the highest protection end period of the day from 11 p.m. to 1 a.m, the terminal makes to break
Road device loop turns on, and breaker disconnects the loop of low-voltage coil, protects transformer.
Description of the drawings
Fig. 1 is the structural representation of transformer；
Fig. 2 is the schematic diagram of transformer coli winding；
Fig. 3 is the A-A sectional view of Fig. 2；
Fig. 4 is the vertical view cutaway drawing of the first cooling tube；
Fig. 5 is the B portion schematic enlarged-scale view of Fig. 4；
Fig. 6 is external structure schematic diagram of the cooling tube towards low-voltage coil one side；
Fig. 7 is the schematic internal view of insulating heat-conductive post；
Fig. 8 is the structural representation of electromagnetic relay；
Fig. 9 is the schematic diagram that high pressure, low-voltage coil and outer cooling tube are fixed.
Reference therein is：Housing 1, iron core 2, high-tension coil 3, low-voltage coil 4, groove 41, cooling insulation system
5th, the first cooling tube 51, gap 51a, the second cooling tube 52, outsourcing portion 53, inner cooling path pipe portion 54, insulating heat-conductive post 6, first
Cooling terminal 6a, the second cooling terminal 6b, protection terminal 6c, closed tube chamber 61, fixation are convex 62, external cooling-cycle device 7, the
One cooling circulation 7a, the second cooling circulate 7b, connecting tube 71, compression pump 72, water tank 73, the first magnetic valve 74, air compressor machine 75, follow
Endless tube 76, the second magnetic valve 77, triple valve 78, electromagnetic relay 8, electromagnet 81, armature 82.
Specific embodiment
Embodiments of the invention are described in further detail below in conjunction with accompanying drawing.
Extraordinary voltage conversion device, including housing 1, filling dielectric in housing 1, cored 2, high pressure is set in housing 1
Coil 3 and low-voltage coil 4, high-tension coil 3 and low-voltage coil 4 are coaxially disposed on iron core 2, and high-tension coil 3 is located at low-voltage coil 4
Outside, is characterized in that：Cooling insulation system 5 is provided between high-tension coil 3 and low-voltage coil 4, and cooling insulation system 5 includes transversal
Face becomes the first cooling tube 51 of Contraband shape and cross section to become the second cooling tube 52 of yi word pattern, the Contraband shape two ends of the first cooling tube 51 with
The two ends of the second cooling tube 52 are connected by insulating heat-conductive post 6 respectively, the first cooling tube 51, the second cooling tube 52 and insulating heat-conductive
Post 6 seals the outer surface for surrounding low-voltage coil 4 jointly, and the first cooling tube 51 and the second cooling tube 52 are interior outer double-layer structure,
Wherein internal layer is inner cooling path pipe portion 54, and outer layer is outsourcing portion 53, and outsourcing portion 53 and inner cooling path pipe portion 54 are heat conductive insulating
Material makes, and inner cooling path pipe portion 54 can be slided up and down in outsourcing portion 53,53 upper opening of outsourcing portion, inner cooling path pipe portion 54
Can insert from the opening on 53 top of outsourcing portion in outsourcing portion 53, the first cooling tube 51 is not communicated with the second cooling tube 52, interior cold
Passage tube portion 54 is connected with external cooling-cycle device 7, and external cooling-cycle device 7 includes the first cooling circulation 7a and second cold
But circulating 7b, the first cooling circulation 7a includes connecting tube 71, compression pump 72 and water tank 73, and compression pump 72 can be by the water in water tank 73
Pumped in inner cooling path pipe portion 54 by connecting tube 71 and cooling circulation is formed, the second cooling circulation 7b includes air compressor machine 75 and circulation
Pipe 76, circulation pipe 76 form closed circulation with inner cooling path pipe portion 54, circulate Freon gas, connecting tube in circulation pipe 76
First magnetic valve 74 is installed on 71, the second magnetic valve 77 is installed on circulation pipe 76, be provided with insulating heat-conductive post 6 vertical closed
Tube chamber 61,61 lower half of closed tube chamber inject mercury, and 61 first half of closed tube chamber is disposed with the first cooling terminal from the bottom to top
6a, the second cooling terminal 6b and protection terminal 6c, are additionally provided with electromagnetic relay 8 in housing 1, electromagnetic relay 8 includes electricity
Magnet 81 and armature 82, during 81 power-off of electromagnet, armature 82 is located at and disconnects position cut-in pressure pump 72 and the first magnetic valve 74
The electric power loop of electric power loop, disconnection air compressor machine 75 and the second magnetic valve 77, when electromagnet 81 is energized, armature 82 is located at energising position
And the electric power loop of the electric power loop, opening pressure pump 72 and the first magnetic valve 74 of air compressor machine 75 and the second magnetic valve 77 is connected,
First cooling terminal 6a is connected on armature 82 and conduct switch on the link circuit of external cooling-cycle device 7, the second cooling terminal
6b is connected on the electric power loop of electromagnet 81 as switch, and protection terminal 6c is connected on the breaker of low-voltage coil 4 as switch,
When mercury covers terminal, the loop of the terminal is switched on；Outsourcing portion 53 is provided with towards the one side of low-voltage coil 4 and low-voltage coil
4 number of turn identical grooves 41, low-voltage coil 4 is embedded in groove 41 mutually to be fixed with outsourcing portion 53, and outsourcing portion 53 is towards high-tension coil 3
One side sticky surface is set, it is cemented that high-tension coil 3 and outsourcing portion 53 pass through glue surface.
In embodiment, 53 internal layer of outsourcing portion coating insulation lubricating oil, for increasing outsourcing portion 53 and inner cooling path pipe portion 54
Between lubricity.
In embodiment, inner cooling path pipe portion 54 is the coiled pipe fitted tightly between adjacent turn.
In embodiment, 53 bottom lock of outsourcing portion.
In embodiment, the upper end of inner cooling path pipe portion 54 is provided with handle.
In embodiment, connecting tube 71 and circulation pipe 76 are communicated on a pipeline by a triple valve 78, and pass through the pipe
Road is connected with inner cooling path pipe portion 54, and the pipeline is connected by removable connection valve with inner cooling path pipe portion 54.
In embodiment, the Contraband shape end of the first cooling tube 51 is provided with gap 51a, and 6 side of insulating heat-conductive post is provided with solid
Fixed convex 62, fixation convex 62 is snapped in and so that the first cooling tube 51 is fixedly connected with insulating heat-conductive post 6 in gap 51a.
In embodiment, support is installed in housing 1, electromagnet 81 is fixed on support.
The above is only the preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-described embodiment,
All technical schemes belonged under thinking of the present invention belong to protection scope of the present invention.It should be pointed out that for the art
For those of ordinary skill, some improvements and modifications without departing from the principles of the present invention, should be regarded as the protection of the present invention
Scope.
Claims (8)
1. extraordinary voltage conversion device, including housing (1), fills dielectric, in described housing (1) in described housing (1)
Cored (2), high-tension coil (3) and low-voltage coil (4) are set, and described high-tension coil (3) and low-voltage coil (4) are in iron core
(2) it is coaxially disposed on, described high-tension coil (3) is located at low-voltage coil (4) outside, it is characterized in that：Described high-tension coil (3)
Cooling insulation system (5) is provided with and low-voltage coil (4) between, and described cooling insulation system (5) becomes Contraband shape including cross section
First cooling tube (51) and cross section become second cooling tube (52) of yi word pattern, the Contraband shape two ends of described the first cooling tube (51)
It is connected by insulating heat-conductive post (6) with the two ends of the second cooling tube (52) respectively, described the first cooling tube (51), second cool down
Pipe (52) and insulating heat-conductive post (6) jointly seal the outer surface for surrounding low-voltage coil (4), described the first cooling tube (51) and the
Two cooling tubes (52) are interior outer double-layer structure, and wherein internal layer is inner cooling path pipe portion (54), and outer layer is outsourcing portion (53), described
Outsourcing portion (53) and inner cooling path pipe portion (54) be heat-conducting insulation material making, described inner cooling path pipe portion (54) can be
Slides up and down in outsourcing portion (53), described outsourcing portion (53) upper opening, inner cooling path pipe portion (54) can be from outsourcing portion (53)
At the opening on top in insertion outsourcing portion (53), described the first cooling tube (51) is not communicated with the second cooling tube (52), interior cold
Passage tube portion (54) is connected with external cooling-cycle device (7), and described external cooling-cycle device (7) includes that the first cooling is followed
Ring (7a) and the second cooling circulation (7b), the first described cooling circulation (7a) include connecting tube (71), compression pump (72) and water
Water in water tank (73) can be pumped in inner cooling path pipe portion (54) by case (73), described compression pump (72) by connecting tube (71)
Cooling circulation is formed, described second cooling circulation (7b) includes air compressor machine (75) and circulation pipe (76), described circulation pipe
(76) closed circulation is formed with inner cooling path pipe portion (54), circulate Freon gas in described circulation pipe (76), described
Connecting tube (71) on the first magnetic valve (74) is installed, described circulation pipe (76) is upper to install the second magnetic valve (77), described
Insulating heat-conductive post (6) in be provided with vertical closed tube chamber (61), described closed tube chamber (61) lower half injection mercury, described
Closed tube chamber (61) first half is disposed with the first cooling terminal (6a), the second cooling terminal (6b) and protection from the bottom to top
Terminal (6c), is additionally provided with electromagnetic relay (8) in described housing (1), described electromagnetic relay (8) includes electromagnet
(81), and armature (82), during described electromagnet (81) power-off, described armature (82) is located at and disconnects position cut-in pressure pump
(72) electric power loop of the electric power loop of and the first magnetic valve (74), disconnection air compressor machine (75) and the second magnetic valve (77), described
Electromagnet (81) when being energized, described armature (82) is located at energising position and connects air compressor machine (75) and the second magnetic valve (77)
The electric power loop of electric power loop, opening pressure pump (72) and the first magnetic valve (74), the first described cooling terminal (6a) are connected on
It is connected on as switch, the second described cooling terminal (6b) on armature (82) and the link circuit of external cooling-cycle device (7)
As switch on the electric power loop of electromagnet (81), described protection terminal (6c) is connected on the breaker of low-voltage coil (4) to be made
For switch, when described mercury covers terminal, the loop of the terminal is switched on；Described outsourcing portion (53) is towards low-voltage coil
(4) one side is provided with and low-voltage coil (4) number of turn identical groove (41), and described low-voltage coil (4) is embedded in groove (41)
In mutually fix with outsourcing portion (53), described outsourcing portion (53) arranges sticky surface towards the one side of high-tension coil (3), described height
Line ball circle (3) is cemented by glue surface with outsourcing portion (53).
2. special type voltage conversion device according to claim 1, is characterized in that：Described outsourcing portion (53) internal layer coating is absolutely
Edge lubricating oil, for increasing the lubricity between outsourcing portion (53) and inner cooling path pipe portion (54).
3. special type voltage conversion device according to claim 2, is characterized in that：Described inner cooling path pipe portion (54) is phase
The coiled pipe fitted tightly between adjacent circle.
4. special type voltage conversion device according to claim 3, is characterized in that：Described outsourcing portion (53) bottom lock.
5. special type voltage conversion device according to claim 4, is characterized in that：Described inner cooling path pipe portion (54) upper
End is provided with handle.
6. special type voltage conversion device according to claim 5, is characterized in that：Described connecting tube (71) and circulation pipe
(76) it is communicated on a pipeline by a triple valve (78), and is connected with inner cooling path pipe portion (54) by the pipeline, and should
Pipeline is connected by removable connection valve with inner cooling path pipe portion (54).
7. special type voltage conversion device according to claim 6, is characterized in that：The Contraband shape of described the first cooling tube (51)
End is provided with gap (51a), and described insulating heat-conductive post (6) side is provided with fixing convex (62), described fixation convex (62)
Snapping in makes the first cooling tube (51) be fixedly connected with insulating heat-conductive post (6) in gap (51a).
8. special type voltage conversion device according to claim 7, is characterized in that：Support is installed in described housing (1),
Described electromagnet (81) is fixed on support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610126938.7A CN105632711B (en) | 2016-03-07 | 2016-03-07 | Extraordinary voltage conversion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610126938.7A CN105632711B (en) | 2016-03-07 | 2016-03-07 | Extraordinary voltage conversion device |
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| Publication Number | Publication Date |
|---|---|
| CN105632711A CN105632711A (en) | 2016-06-01 |
| CN105632711B true CN105632711B (en) | 2017-03-08 |
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| CN201610126938.7A Active CN105632711B (en) | 2016-03-07 | 2016-03-07 | Extraordinary voltage conversion device |
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| CN108905070B (en) * | 2017-06-09 | 2020-06-26 | 惠安德尔美机械有限公司 | Dynamic exercise bicycle based on VR |
| CN109771894B (en) * | 2017-06-09 | 2021-01-22 | 深圳市掌上方舟科技有限公司 | VR glasses |
| CN107424738B (en) * | 2017-08-08 | 2018-10-30 | 芜湖市凯鑫避雷器有限责任公司 | A kind of cooling air duct construction for dry transformer |
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|---|---|---|---|---|
| JP3619522B2 (en) * | 1996-07-05 | 2005-02-09 | 株式会社日立製作所 | Substation cooling system |
| CN1184657C (en) * | 2002-06-06 | 2005-01-12 | 孙守信 | Micrpower non-arc switch and control circuit |
| CN1506985A (en) * | 2002-12-11 | 2004-06-23 | 王小平 | Heat radiator for green high-energy transformer |
| CN103730237A (en) * | 2014-01-15 | 2014-04-16 | 河北远大电子有限公司 | Multi-winding water-cooled inductor |
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2016
- 2016-03-07 CN CN201610126938.7A patent/CN105632711B/en active Active
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Effective date of registration: 20171109 Address after: 324100, No. 5, lotus pond, Chengxi Industrial Park, Jiangshan Economic Development Zone, Quzhou, Zhejiang Patentee after: ZHEJIANG RUIFAN POWER TECHNOLOGY CO., LTD. Address before: 201101 Shanghai Minhang District City 1458 Longming Road No. 138, room 101 Co-patentee before: Zhao Pengcheng Patentee before: Rao Lihua Co-patentee before: Gao Han |
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Address after: 324100 No. 5, lotus flower pond, Chengxi Industrial Park, Jiangshan Economic Development Zone, Quzhou, Zhejiang Patentee after: Zhejiang Rui Fan Technology Co., Ltd. Address before: 324100 No. 5, lotus flower pond, Chengxi Industrial Park, Jiangshan Economic Development Zone, Quzhou, Zhejiang Patentee before: ZHEJIANG RUIFAN POWER TECHNOLOGY CO., LTD. |
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Denomination of invention: Special voltage conversion device Effective date of registration: 20180702 Granted publication date: 20170308 Pledgee: Zhejiang Tailong commercial bank Quzhou branch of Limited by Share Ltd Jiangshan Pledgor: Zhejiang Rui Fan Technology Co., Ltd. Registration number: 2018330000174 |