CN204966272U - Pouring device of dry -type transformer coil - Google Patents
Pouring device of dry -type transformer coil Download PDFInfo
- Publication number
- CN204966272U CN204966272U CN201520793871.3U CN201520793871U CN204966272U CN 204966272 U CN204966272 U CN 204966272U CN 201520793871 U CN201520793871 U CN 201520793871U CN 204966272 U CN204966272 U CN 204966272U
- Authority
- CN
- China
- Prior art keywords
- tank
- vacuum
- resin
- tank body
- curing agent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 229920005989 resin Polymers 0.000 claims abstract description 44
- 239000011347 resin Substances 0.000 claims abstract description 44
- 238000007872 degassing Methods 0.000 claims abstract description 36
- 238000001291 vacuum drying Methods 0.000 claims abstract description 27
- 238000002156 mixing Methods 0.000 claims abstract description 10
- 238000001035 drying Methods 0.000 claims description 12
- 238000003756 stirring Methods 0.000 claims description 11
- 150000001875 compounds Chemical class 0.000 claims description 7
- 238000010348 incorporation Methods 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 7
- 230000003287 optical effect Effects 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 6
- 238000009413 insulation Methods 0.000 claims description 6
- 238000012546 transfer Methods 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 abstract description 32
- 230000008901 benefit Effects 0.000 abstract description 4
- 239000004593 Epoxy Substances 0.000 abstract description 2
- 230000033228 biological regulation Effects 0.000 abstract description 2
- 238000012545 processing Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 26
- 238000010792 warming Methods 0.000 description 8
- 238000013329 compounding Methods 0.000 description 6
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical compound C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 description 4
- 230000000717 retained effect Effects 0.000 description 4
- 230000002950 deficient Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000003822 epoxy resin Substances 0.000 description 3
- 229920000647 polyepoxide Polymers 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- VEORPZCZECFIRK-UHFFFAOYSA-N 3,3',5,5'-tetrabromobisphenol A Chemical compound C=1C(Br)=C(O)C(Br)=CC=1C(C)(C)C1=CC(Br)=C(O)C(Br)=C1 VEORPZCZECFIRK-UHFFFAOYSA-N 0.000 description 2
- LCFVJGUPQDGYKZ-UHFFFAOYSA-N Bisphenol A diglycidyl ether Chemical compound C=1C=C(OCC2OC2)C=CC=1C(C)(C)C(C=C1)=CC=C1OCC1CO1 LCFVJGUPQDGYKZ-UHFFFAOYSA-N 0.000 description 2
- BRLQWZUYTZBJKN-UHFFFAOYSA-N Epichlorohydrin Chemical compound ClCC1CO1 BRLQWZUYTZBJKN-UHFFFAOYSA-N 0.000 description 2
- 229940106691 bisphenol a Drugs 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- AHDSRXYHVZECER-UHFFFAOYSA-N 2,4,6-tris[(dimethylamino)methyl]phenol Chemical compound CN(C)CC1=CC(CN(C)C)=C(O)C(CN(C)C)=C1 AHDSRXYHVZECER-UHFFFAOYSA-N 0.000 description 1
- AOBIOSPNXBMOAT-UHFFFAOYSA-N 2-[2-(oxiran-2-ylmethoxy)ethoxymethyl]oxirane Chemical compound C1OC1COCCOCC1CO1 AOBIOSPNXBMOAT-UHFFFAOYSA-N 0.000 description 1
- MWSKJDNQKGCKPA-UHFFFAOYSA-N 6-methyl-3a,4,5,7a-tetrahydro-2-benzofuran-1,3-dione Chemical compound C1CC(C)=CC2C(=O)OC(=O)C12 MWSKJDNQKGCKPA-UHFFFAOYSA-N 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- XXBDWLFCJWSEKW-UHFFFAOYSA-N dimethylbenzylamine Chemical compound CN(C)CC1=CC=CC=C1 XXBDWLFCJWSEKW-UHFFFAOYSA-N 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000006735 epoxidation reaction Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000006317 isomerization reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- VYKXQOYUCMREIS-UHFFFAOYSA-N methylhexahydrophthalic anhydride Chemical compound C1CCCC2C(=O)OC(=O)C21C VYKXQOYUCMREIS-UHFFFAOYSA-N 0.000 description 1
- 229920001451 polypropylene glycol Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 238000010125 resin casting Methods 0.000 description 1
Landscapes
- Insulating Of Coils (AREA)
Abstract
The utility model provides a pouring device of dry -type transformer coil, includes vacuum drying jar, resin degassing tank, curing agent degassing tank, whole jar, mould and the curing oven of mixing. The utility model discloses a pouring equipment can extensively be applicable to each capacity section, various structural style's resin pouring type coil, uses the coil of this equipment processing to have the advantage that the air gap is few, epoxy toughness high, drawing of patterns rate is high, and the partial discharge volume far is less than the national standard regulation, and the experimental puncture rate of power -frequency withstand voltage is less than 1 per mill.
Description
Technical field
The utility model relates to transformer manufacture technology, particularly relates to a kind of pouring technology of dry-type transformer coil.
Background technology
Resin casting dry-type transformer is stablized owing to having security of operation, and pollution-free, low noise, the advantage such as non-maintaining, be widely used in all kinds of electricity consumption place.But, current most producer is due to technique Shortcomings, after cast, quality is unstable, often occurs the deficiencies such as air gap is more, resin is mechanical, insulation property are poor, the demoulding is difficult, causes the defective and defective workmanship of the test index such as coil partial discharge quantity, industrial frequency withstand voltage after cast.
Utility model content
In order to solve the problem, particularly in order to improve resin-cast processing quality, solve the defects such as partial discharge quantity is high, power frequency withstand test is defective, the utility model provides a kind of apparatus for pouring of dry-type transformer coil, particularly the apparatus for pouring of following technical scheme:
1, an apparatus for pouring for dry-type transformer coil, is characterized in that, described apparatus for pouring comprises: vacuum drying tank, Resin Degassing tank, curing agent degassing tank, eventually mixed tank and curing oven,
Vacuum drying tank, comprising: for hold the mould that coil is housed hothouse, for vacuum drying tank is heated to the heater of 85-90 DEG C and temperature controller from 75-80 DEG C, is used for the gas extracted out in vacuum drying tank and vacuum degree is maintained pumped vacuum systems and the vacuum governor of 125Pa and be used for being controlled controller drying time at 4 hours drying time;
Resin Degassing tank, comprising: for hold resin tank body, for heat the heater of tank body to 65-75 DEG C and temperature control equipment, for extract gas in tank body out and vacuum degree is maintained 100-200Pa pumped vacuum systems and vacuum governor, be used for stirring the mixing plant of resin in tank body and be used for observing the optical viewing equipment of resin state in tank body;
Curing agent degassing tank, comprising: for hold curing agent tank body, for heat the heater of tank body to 55-60 DEG C and temperature control equipment, for extract gas in tank body out and vacuum degree is maintained 200-400Pa pumped vacuum systems and vacuum governor, be used for stirring the mixing plant of curing agent in tank body and be used for observing the optical viewing equipment of curing agent state in tank body;
Mixed tank eventually, comprise the resin inlet for importing through degassed resin in Resin Degassing tank, for importing the curing agent entrance through degassed curing agent in curing agent degassing tank, for heating heater and the temperature control equipment of tank body to 60-65 DEG C, for extracting gas in tank body out and vacuum degree being maintained pumped vacuum systems and the vacuum governor of 200-400Pa, for stirring in tank body resin and curing agent to form the mixing plant of pour mixture, for controlling the incorporation time controller that incorporation time is 20-30 minute, and for the cast compound in tank body being poured into the apparatus for pouring be equipped with in the mould of coil in vacuum drying tank,
Curing oven, comprises for being moved into by the mould that coil is housed being cast with cast compound in vacuum drying tank and shifting out the mould transfer equipment of curing oven, be used for holding the body of heater of mould, be used for body of heater program being heated to heater and the Time-temperature controller of the highest 150 DEG C in the longest 25 hours;
Wherein, the permissible error of each time above is ± 5%, and the permissible error of each temperature is ± 3%, and the permissible error of each vacuum degree is ± 5%.
2, according to the apparatus for pouring of the described dry-type transformer coil of technical scheme 1, it is characterized in that, described apparatus for pouring also comprises stripper apparatus, and described stripper apparatus comprises the platform for placing mould and covers the heat-insulation layer of mould.
The apparatus for pouring of the described dry-type transformer coil 3, any one of technical scheme 1-2, the permissible error of each time wherein said is ± 3%, and the permissible error of each temperature described is ± 2%, and the permissible error of each vacuum degree described is ± 3%.
Inventor of the present utility model is surprised to find that, if the permissible error of each time is ± 5%, and preferably 3%, more preferably 1%; The permissible error of each temperature is ± 3%, preferably 2%, more preferably 1%; The permissible error of each vacuum degree is ± 5%, preferably 3%, more preferably 1%, what so obtained by pouring procedure of the present utility model will have the advantage that air gap is few, epoxy toughness is high, demolding rate is high, in multiple batches, the average partial discharge quantity of the coil of preparation is much smaller than national regulations, and the rate that on average punctures in power frequency withstand test is less than or equal to 1 ‰.On the contrary, if in cast, the time error of each operation is greater than ± 5%, temperature error is greater than ± 3% and/or vacuum degree error be greater than ± 5% time, described partial discharge quantity meeting and puncture rate and all can raise.
Apparatus for pouring of the present utility model can be widely used in the resin filled type coil of each capacity section, various version, lower to equipment requirement, and critical process requires all can by curve representation, and clear easy grasp, can greatly improve all technical of coil.
Accompanying drawing explanation
Fig. 1 is the structural representation of the apparatus for pouring of dry-type transformer coil of the present utility model.
Embodiment
The exemplary embodiments embodying the utility model feature & benefits will describe in detail in the following description.Be understood that the utility model can have various changes in different embodiments, it neither departs from scope of the present utility model, and explanation wherein and accompanying drawing are the use when explain in itself, and is not used to limit the utility model.
As shown in Figure 1, the apparatus for pouring of dry-type transformer coil of the present utility model, is characterized in that, described apparatus for pouring comprises: vacuum drying tank, Resin Degassing tank, curing agent degassing tank, eventually mixed tank and curing oven,
Vacuum drying tank, comprising: for hold the mould that coil is housed hothouse, for vacuum drying tank is heated to the heater of 85-90 DEG C and temperature controller from 75-80 DEG C, is used for the gas extracted out in vacuum drying tank and vacuum degree is maintained pumped vacuum systems and the vacuum governor of 125Pa and be used for being controlled controller drying time at 4 hours drying time;
Resin Degassing tank, comprising: for hold resin tank body, for heat the heater of tank body to 65-75 DEG C and temperature control equipment, for extract gas in tank body out and vacuum degree is maintained 100-200Pa pumped vacuum systems and vacuum governor, be used for stirring the mixing plant of resin in tank body and be used for observing the optical viewing equipment of resin state in tank body;
Curing agent degassing tank, comprising: for hold curing agent tank body, for heat the heater of tank body to 55-60 DEG C and temperature control equipment, for extract gas in tank body out and vacuum degree is maintained 200-400Pa pumped vacuum systems and vacuum governor, be used for stirring the mixing plant of curing agent in tank body and be used for observing the optical viewing equipment of curing agent state in tank body;
Mixed tank eventually, comprise the resin inlet for importing through degassed resin in Resin Degassing tank, for importing the curing agent entrance through degassed curing agent in curing agent degassing tank, for heating heater and the temperature control equipment of tank body to 60-65 DEG C, for extracting gas in tank body out and vacuum degree being maintained pumped vacuum systems and the vacuum governor of 200-400Pa, for stirring in tank body resin and curing agent to form the mixing plant of pour mixture, for controlling the incorporation time controller that incorporation time is 20-30 minute, and for the cast compound in tank body being poured into the apparatus for pouring be equipped with in the mould of coil in vacuum drying tank,
Curing oven, comprises for being moved into by the mould that coil is housed being cast with cast compound in vacuum drying tank and shifting out the mould transfer equipment of curing oven, be used for holding the body of heater of mould, be used for body of heater program being heated to heater and the Time-temperature controller of the highest 150 DEG C in the longest 25 hours;
Wherein, the permissible error of each time above is ± 5%, and the permissible error of each temperature is ± 3%, and the permissible error of each vacuum degree is ± 5%.Preferably, the permissible error of each time described is ± 3%, and the permissible error of each temperature described is ± 2%, and the permissible error of each vacuum degree described is ± 3%.More preferably, the permissible error of each time described is ± 1%, and the permissible error of each temperature described is ± 1%, and the permissible error of each vacuum degree described is ± 1%.
Described apparatus for pouring also comprises stripper apparatus, and described stripper apparatus comprises the platform for placing mould and covers the heat-insulation layer of mould.
Each heater can be electrically heated rod, electric heating cover, oily heating collar or steam jacket above.Described temperature controller can be electric thermo-couple temperature controller or mercury-wetted contact temperature controller.Each vacuum system can be the vacuum system be made up of vacuum pump, vacuum tube and various control valve.Each time controller can be timer or single-chip microcomputer.Each optical viewing equipment can be the facilities for observation be made up of glass vision panel, observation panel, illuminator, or the facilities for observation be made up of camera or camera lens and display device.Described heat-insulation layer can be thick cotton-wadded quilt.
Utilize apparatus for pouring of the present utility model can pour into a mould according to the pouring procedure of following dry-type transformer coil, described pouring procedure comprises following operation:
100, drying process: the mould that coil is housed is put into vacuum drying tank, the initial temperature vacuumizing initial vacuum drying chamber is not less than 75 DEG C; After starting to vacuumize, the temperature of vacuum drying tank rises to from initial temperature gradually and is not less than 85 DEG C, and in dry run, vacuum degree is not higher than 125Pa, and dry run is no less than 4 hours;
Such as, drying process 100 can be drying process 110: in 1 hour, and the temperature of vacuum drying tank rises to 80 DEG C from initial temperature gradually, and rises to 85 DEG C from 80 DEG C in 4 hours; Meanwhile, the vacuum degree of vacuum drying tank reached 125Pa in 1 hour, and remained on 125Pa in 4 subsequently hour;
Or drying process 100 can be drying process 120: in 1 hour, the temperature of vacuum drying tank rises to 75 DEG C from initial temperature gradually, and rises to 85 DEG C from 75 DEG C in 4 hours; Meanwhile, the vacuum degree of vacuum drying tank reached 100Pa in 1 hour, and remained on 100Pa in 4 subsequently hour;
200, degassing process: resin and curing agent are preheated to temperature respectively and are not less than 65 DEG C, then adds Resin Degassing tank and curing agent degassing tank respectively; Resin stirs in Resin Degassing tank, and temperature remains on 65 DEG C-75 DEG C, and vacuum degree remains on 100-200Pa, until bubble-free produces; Curing agent stirs in curing agent degassing tank, and temperature remains on 55 DEG C-60 DEG C, and vacuum degree remains on 200-400Pa, until bubble-free produces;
Such as, degassing process 200 can be degassing process 210: after resin adds Resin Degassing tank, and in 2 hours, temperature rises to 75 DEG C and vacuum degree reaches 200Pa, is then retained to bubble-free and produces; After curing agent adds curing agent degassing tank, in 4 hours, temperature rises to 60 DEG C and vacuum degree reaches 400Pa, is then retained to bubble-free and produces;
Or degassing process 200 can be degassing process 220: after resin adds Resin Degassing tank, in 2 hours, temperature rises to 70 DEG C and vacuum degree reaches 150Pa, is then retained to bubble-free and produces; After curing agent adds curing agent degassing tank, in 4 hours, temperature rises to 55 DEG C and vacuum degree reaches 300Pa, is then retained to bubble-free and produces;
300, compounding process: the resin after degassed in Resin Degassing tank and curing agent degassing tank and curing agent are imported respectively and is mixed to get pour mixture in mixed tank eventually, mixed tank temperature remains on 60 DEG C-65 DEG C eventually, and vacuum degree remains on 200-400Pa, and incorporation time was no longer than 30 minutes;
Such as, compounding process 300 can be compounding process 310: after resin and curing agent import and mix tank eventually, in 5 minutes, temperature reaches 65 DEG C, then keeps 25 minutes; Meanwhile, mixed tank vacuum degree reached 400Pa in 20 minutes eventually, then kept 10 minutes;
Or compounding process 300 can be compounding process 320: after resin and curing agent import and mix tank eventually, in 5 minutes, temperature reaches 60 DEG C, then keeps 25 minutes; Meanwhile, mixed tank vacuum degree reached 200Pa in 20 minutes eventually, then kept 10 minutes;
400, cast operation: the dried mould that coil is housed the being placed in vacuum drying tank pour mixture of operation 300 being poured into operation 100;
500, curing process: the mould that coil is housed being cast with cast compound of operation 400 is transferred in curing oven and is cured process;
In curing process 500, for the dry-type transformer coil of below 4000kVA capacity, be cured at ambient pressure, solidification heating schedule is: heat and be warming up to 80 DEG C in 30 minutes, 6 hours are incubated at 80 DEG C, heat and be warming up to 90 DEG C from 80 DEG C in 30 minutes, at 90 DEG C, be incubated 4 hours, heat and be warming up to 115 DEG C from 90 DEG C in 30 minutes, 2.5 hours are incubated at 115 DEG C, heat and be warming up to 140 DEG C from 115 DEG C in 30 minutes, at 140 DEG C, be incubated 3.5 hours, total curing time is 18 hours;
In curing process 500, the dry-type transformer coil that 4000kVA is less than or equal to 8000kVA is greater than for capacity, be cured at ambient pressure, solidification heating schedule is: heat and be warming up to 80 DEG C in 30 minutes, 8 hours are incubated at 80 DEG C, heat and be warming up to 90 DEG C from 80 DEG C in 30 minutes, 5.5 hours are incubated at 90 DEG C, heat and be warming up to 115 DEG C from 90 DEG C in 30 minutes, 3.5 hours are incubated at 115 DEG C, heat and be warming up to 140 DEG C from 115 DEG C in 30 minutes, at 140 DEG C, be incubated 4.5 hours, total curing time is 23.5 hours;
600, stripping process: after curing process 500, taken out by mould from curing oven, then takes out the coil through overcuring process from mould;
Such as, stripping process 600 can be stripping process 610: after taking out from mould through the coil of overcuring process, make coil be cooled to room temperature;
Or stripping process 600 can be stripping process 620: before the coil through overcuring process is taken out from mould, mould covers the heat-insulation layers such as such as thick cotton-wadded quilt, then naturally cools to room temperature lentamente;
Wherein the permissible error of each time above is ± 5%, and the permissible error of each temperature is ± 3%.
The raw material adopted in each embodiment is as follows, and its coil is self-control, and all the other raw materials are commercial:
A, coil
The dry-type transformer coil of A1:4000kVA capacity
The dry-type transformer coil of A2:6000kVA capacity
B, resin
B1: bisphenol A type epoxy resin (bisphenol A diglycidyl ether that bisphenol-A and epichlorohydrin reaction generate), commercial
B2: tetrabromobisphenol A type epoxy resin (bisphenol-A diglycidyl ether type epoxy resin that tetrabromobisphenol A and epichlorohydrin reaction generate), commercial
C, curing agent
C1: isomerized methyltetrahydro phthalic anhydride, commercial
C2: isomerization methyl hexahydrophthalic anhydride, commercial
D, flexibilizer
D1: epoxidation anacardol, commercial
D2: polypropylene glycol diglycidyl ether, commercial
E: promoter
E1:2,4,6-tri-(dimethylamino methyl) phenol, commercial
E2: benzyl dimethylamine, commercial
F: control errors level
F1: the permissible error of time is ± 5%, the permissible error of each temperature is ± 3%, the permissible error of each vacuum degree is ± 5%
F2: the permissible error of time is ± 3%, the permissible error of each temperature is ± 2%, the permissible error of each vacuum degree is ± 3%
F3: the permissible error of time is ± 1%, the permissible error of each temperature is ± 1%, the permissible error of each vacuum degree is ± 1%
Embodiment 1-4
The process conditions of embodiment 1-4 are as shown in table 1.
Table 1
In table: the result that local discharging level and industrial frequency withstand voltage puncture rate all obtains according to " National Standard of the People's Republic of China: measurement of partial discharge (GB/T7354-2003/IEC602702000) ".
Can see, when employing drying process 110, degassing process 210/220, compounding process 320 and stripping process 620, other operations comparatively corresponding can obtain better result.
In addition, along with control precision level brings up to F3 from F1, average local discharging level and average industrial frequency withstand voltage puncture rate and decline all to some extent.But owing to also can improve the requirement of equipment and control thereupon, cost and operation easier will rise, and therefore under the prerequisite met the demands, usually can adopt level of control F1 or F2 thereupon.
Embodiment above describes the utility model, but should be appreciated that term used illustrates and exemplary and nonrestrictive term.Specifically can implement in a variety of forms due to the utility model and not depart from spirit of the present utility model or essence, so be to be understood that, above-described embodiment is not limited to any aforesaid details, and explain widely in the spirit and scope that should limit in claim of enclosing, therefore fall into whole change in claim or its equivalent scope and remodeling and all should be claim of enclosing and contained.
Claims (3)
1. an apparatus for pouring for dry-type transformer coil, is characterized in that, described apparatus for pouring comprises: vacuum drying tank, Resin Degassing tank, curing agent degassing tank, eventually mixed tank and curing oven,
Vacuum drying tank, comprising: for hold the mould that coil is housed hothouse, for vacuum drying tank is heated to the heater of 85-90 DEG C and temperature controller from 75-80 DEG C, is used for the gas extracted out in vacuum drying tank and vacuum degree is maintained pumped vacuum systems and the vacuum governor of 125Pa and be used for being controlled controller drying time at 4 hours drying time;
Resin Degassing tank, comprising: for hold resin tank body, for heat the heater of tank body to 65-75 DEG C and temperature control equipment, for extract gas in tank body out and vacuum degree is maintained 100-200Pa pumped vacuum systems and vacuum governor, be used for stirring the mixing plant of resin in tank body and be used for observing the optical viewing equipment of resin state in tank body;
Curing agent degassing tank, comprising: for hold curing agent tank body, for heat the heater of tank body to 55-60 DEG C and temperature control equipment, for extract gas in tank body out and vacuum degree is maintained 200-400Pa pumped vacuum systems and vacuum governor, be used for stirring the mixing plant of curing agent in tank body and be used for observing the optical viewing equipment of curing agent state in tank body;
Mixed tank eventually, comprise the resin inlet for importing through degassed resin in Resin Degassing tank, for importing the curing agent entrance through degassed curing agent in curing agent degassing tank, for heating heater and the temperature control equipment of tank body to 60-65 DEG C, for extracting gas in tank body out and vacuum degree being maintained pumped vacuum systems and the vacuum governor of 200-400Pa, for stirring in tank body resin and curing agent to form the mixing plant of pour mixture, for incorporation time being controlled the incorporation time controller for 20-30 minute, and for the cast compound in tank body being poured into the apparatus for pouring be equipped with in the mould of coil in vacuum drying tank,
Curing oven, comprises for being moved into by the mould that coil is housed being cast with cast compound in vacuum drying tank and shifting out the mould transfer equipment of curing oven, be used for holding the body of heater of mould, be used for body of heater program being heated to heater and the Time-temperature controller of the highest 150 DEG C in the longest 25 hours;
Wherein, the permissible error of each time above is ± 5%, and the permissible error of each temperature is ± 3%, and the permissible error of each vacuum degree is ± 5%.
2. the apparatus for pouring of described dry-type transformer coil according to claim 1, is characterized in that, described apparatus for pouring also comprises stripper apparatus, and described stripper apparatus comprises the platform for placing mould and covers the heat-insulation layer of mould.
3. the apparatus for pouring of described dry-type transformer coil as claimed in one of claims 1-2, the permissible error of each time wherein said is ± 3%, and the permissible error of each temperature described is ± 2%, and the permissible error of each vacuum degree described is ± 3%.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520793871.3U CN204966272U (en) | 2015-10-14 | 2015-10-14 | Pouring device of dry -type transformer coil |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520793871.3U CN204966272U (en) | 2015-10-14 | 2015-10-14 | Pouring device of dry -type transformer coil |
Publications (1)
Publication Number | Publication Date |
---|---|
CN204966272U true CN204966272U (en) | 2016-01-13 |
Family
ID=55061320
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201520793871.3U Expired - Fee Related CN204966272U (en) | 2015-10-14 | 2015-10-14 | Pouring device of dry -type transformer coil |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN204966272U (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106816306A (en) * | 2017-03-24 | 2017-06-09 | 广州供电局有限公司 | The pouring technology of reactor winding |
CN108247925A (en) * | 2017-12-30 | 2018-07-06 | 上海辛帕工业自动化有限公司 | A kind of novel online perfusion equipment |
CN110211804A (en) * | 2019-05-14 | 2019-09-06 | 安徽博微智能电气有限公司 | Coil glue-pouring device and method |
CN112164584A (en) * | 2020-09-23 | 2021-01-01 | 华翔翔能科技股份有限公司 | Dry-type transformer pouring tank |
-
2015
- 2015-10-14 CN CN201520793871.3U patent/CN204966272U/en not_active Expired - Fee Related
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106816306A (en) * | 2017-03-24 | 2017-06-09 | 广州供电局有限公司 | The pouring technology of reactor winding |
CN106816306B (en) * | 2017-03-24 | 2019-01-22 | 广州供电局有限公司 | The pouring technology of reactor winding |
CN108247925A (en) * | 2017-12-30 | 2018-07-06 | 上海辛帕工业自动化有限公司 | A kind of novel online perfusion equipment |
CN110211804A (en) * | 2019-05-14 | 2019-09-06 | 安徽博微智能电气有限公司 | Coil glue-pouring device and method |
CN112164584A (en) * | 2020-09-23 | 2021-01-01 | 华翔翔能科技股份有限公司 | Dry-type transformer pouring tank |
CN112164584B (en) * | 2020-09-23 | 2022-06-17 | 华翔翔能科技股份有限公司 | Dry-type transformer pouring tank |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN204966272U (en) | Pouring device of dry -type transformer coil | |
CN105321705B (en) | A kind of pouring technology of dry-type transformer coil | |
CN101847508B (en) | Vacuum casting method for epoxy resin | |
CN106626181A (en) | Pouring technology for all-fiber optical current transformer | |
CN107316743B (en) | A kind of pouring technology of dry-type power electronic capacitor | |
CN102054578B (en) | Method for casting full-resin transformer coil | |
CN108251033A (en) | A kind of automobile thin film capacitor embedding special epoxy resin glue and preparation method thereof | |
CN103881095A (en) | Preparation method of vinyl silicone oil | |
CN104467322B (en) | A kind of poured with epoxy resin technique of motor stator winding | |
CN108219465A (en) | A kind of Embedding Material, encapsulating die and encapsulating method for inhibiting micro machine Wen Sheng | |
CN102977060A (en) | Method for producing liquid methyl tetrahydrophthalic anhydride | |
CN104290226B (en) | 35kV and following voltage transformer forming method are put in a kind of low office | |
CN105566679A (en) | Ester compound, and preparation method and application thereof to epoxy resin casting system | |
JP6096306B2 (en) | Coil potting apparatus and method | |
CN106571224A (en) | Technology for embedment of automobile ignition coils | |
CN105261442A (en) | Outdoor voltage transformer with large structure and casting technology of outdoor voltage transformer | |
CN104786408A (en) | Method for preparing epoxy resin for casting dry type transformer | |
CN113478871B (en) | Forming method of CT slip ring conductive disc | |
CN104092339A (en) | Method for motor vacuum injection molding operation | |
CN104795230B (en) | A kind of preparation method of dry type transformer insulating cylinder body coil winding | |
CN108891042A (en) | A kind of preparation method of processable solid buoyancy material | |
CN101494170A (en) | Method for preparing Sm2O3 film by microwave assisted hydrothermal process | |
CN103740194A (en) | Low viscosity polyvinyl formal (PVF) paint and production method thereof | |
CN114093653A (en) | Epoxy resin pouring preparation method for dry-type transformer coil | |
CN204973881U (en) | Hot melt adhesive cools off mixing arrangement fast |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160113 Termination date: 20161014 |
|
CF01 | Termination of patent right due to non-payment of annual fee |