CN107023987A - Sulfur hexafluoride gas cylinder heater and self-heating type sulfur hexafluoride gas cylinder - Google Patents
Sulfur hexafluoride gas cylinder heater and self-heating type sulfur hexafluoride gas cylinder Download PDFInfo
- Publication number
- CN107023987A CN107023987A CN201710345019.3A CN201710345019A CN107023987A CN 107023987 A CN107023987 A CN 107023987A CN 201710345019 A CN201710345019 A CN 201710345019A CN 107023987 A CN107023987 A CN 107023987A
- Authority
- CN
- China
- Prior art keywords
- sulfur hexafluoride
- gas cylinder
- heat keeper
- hexafluoride gas
- band
- 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.)
- Pending
Links
- 238000010438 heat treatment Methods 0.000 title claims abstract description 52
- 229910018503 SF6 Inorganic materials 0.000 title claims abstract description 40
- SFZCNBIFKDRMGX-UHFFFAOYSA-N sulfur hexafluoride Chemical compound FS(F)(F)(F)(F)F SFZCNBIFKDRMGX-UHFFFAOYSA-N 0.000 title claims abstract description 40
- 229960000909 sulfur hexafluoride Drugs 0.000 title claims abstract description 40
- 239000004677 Nylon Substances 0.000 claims description 15
- 229920001778 nylon Polymers 0.000 claims description 15
- 239000004952 Polyamide Substances 0.000 claims description 6
- 229920002647 polyamide Polymers 0.000 claims description 6
- 229920000728 polyester Polymers 0.000 claims description 6
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims description 6
- 229920002554 vinyl polymer Polymers 0.000 claims description 6
- 229920004933 Terylene® Polymers 0.000 claims description 4
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 4
- 239000000835 fiber Substances 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 2
- 239000013589 supplement Substances 0.000 abstract description 4
- 238000010276 construction Methods 0.000 abstract description 3
- 230000021715 photosynthesis, light harvesting Effects 0.000 abstract description 3
- 238000011982 device technology Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 4
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 239000005864 Sulphur Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- QGHDLJAZIIFENW-UHFFFAOYSA-N 4-[1,1,1,3,3,3-hexafluoro-2-(4-hydroxy-3-prop-2-enylphenyl)propan-2-yl]-2-prop-2-enylphenol Chemical group C1=C(CC=C)C(O)=CC=C1C(C(F)(F)F)(C(F)(F)F)C1=CC=C(O)C(CC=C)=C1 QGHDLJAZIIFENW-UHFFFAOYSA-N 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- JDZCKJOXGCMJGS-UHFFFAOYSA-N [Li].[S] Chemical compound [Li].[S] JDZCKJOXGCMJGS-UHFFFAOYSA-N 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H3/00—Air heaters
- F24H3/02—Air heaters with forced circulation
- F24H3/06—Air heaters with forced circulation the air being kept separate from the heating medium, e.g. using forced circulation of air over radiators
- F24H3/062—Air heaters with forced circulation the air being kept separate from the heating medium, e.g. using forced circulation of air over radiators using electric energy supply; the heating medium being the resistive element
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C1/00—Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge
- F17C1/12—Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge with provision for thermal insulation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/10—Arrangements for preventing freezing
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/40—Heating elements having the shape of rods or tubes
- H05B3/54—Heating elements having the shape of rods or tubes flexible
- H05B3/56—Heating cables
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2203/00—Vessel construction, in particular walls or details thereof
- F17C2203/03—Thermal insulations
- F17C2203/0304—Thermal insulations by solid means
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The present invention relates to heating device technology area, it is a kind of sulfur hexafluoride gas cylinder heater and self-heating type sulfur hexafluoride gas cylinder, the former includes heat keeper, heating cable, power line, plug and rope band, the left and right ends of heat keeper are respectively equipped with the fastener for matching and the left and right ends of heat keeper linking together, the rope band that is intervally distributed with and the heat keeper of itself and correspondence position can be fixed together on the heating cable of serpentine-like arrangement, heating cable is provided with front side of heat keeper；Heating cable is electrically connected by power line with plug；The latter includes bottle and sulfur hexafluoride gas cylinder heater.Reasonable and compact in structure of the present invention, it is easy to use, sulfur hexafluoride gas cylinder can be heated, heat keeper can play a part of preventing heat energy dissipation, be particularly suitable for use in the provisional supplement work of sulfur hexafluoride, its have simple in construction, with low cost, convenient disassembly, be easy to carry, it is safe efficient the characteristics of.
Description
Technical field
It is a kind of sulfur hexafluoride gas cylinder heater and self-heating type hexafluoro the present invention relates to heating device technology area
Change sulphur gas cylinder.
Background technology
At present, the winter minimum temperature of part northern area is less than subzero 30 degrees Celsius, and lithium in transformer station
Sulphur gas begins to liquefaction in subzero 27 degree or so of environment temperature, causes air chamber pressure to reduce, if now lithium
Sulphur air chamber leaks air or other device reasons, it will cause circuit to be forced power failure because of circuit breaker lock.Now, it is necessary to
Before reason and processing is judged, the sulfur hexafluoride gas in air chamber is first supplemented to appropriate location, unplanned stop is prevented
Electricity.
There is also the general of the reduction of the pressure because of low temperature in the case of inverse compensation device and heating system standard-sized sheet for winter air chamber
Rate, exposed gas cylinder is under the influence of severe cold temperature, and the phenomenon of pressure reduction becomes apparent.During tonifying Qi, often occur
Two kinds of situations, one is rapid liquefaction, and pressure drop causes non-return valve to be opened, tonifying Qi failure, and two be that gas may be used also in bottle when starting
To keep pressure, but because low temperature causes gas pressure quickly to reduce, remaining is excessive in bottle, causes serious waste.Thus winter
When carrying out quick tonifying Qi, sulfur hexafluoride gas cylinder heater is used residual gas in order to reduce more, but most heating
Device has that volume is big, weight is big, it is expensive, use the shortcomings such as inconvenience, it is impossible to for provisional tonifying Qi
Work.
The content of the invention
The invention provides a kind of sulfur hexafluoride gas cylinder heater and self-heating type sulfur hexafluoride gas cylinder, overcome
The deficiency of prior art is stated, it can effectively be solved, and the volume that existing sulfur hexafluoride gas cylinder heater is present is big, weight is big, valency
Lattice are expensive, the problem of use inconvenience.
One of technical scheme is realized by following measures：A kind of sulfur hexafluoride gas cylinder is filled with heating
Put, including heat keeper, heating cable, power line, plug and rope band, the left and right ends of heat keeper, which are respectively equipped with, to match and can be by
The heating cable of serpentine-like arrangement, heating electric are provided with front side of the fastener that the left and right ends of heat keeper link together, heat keeper
The rope band that the heat keeper of itself and correspondence position can be fixed together is intervally distributed with cable；Heating cable is by power line with inserting
Head electrical connection.
Here is the further optimization and/or improvements to above-mentioned sulfur hexafluoride gas cylinder heater：
Above-mentioned fastener may include at least two velcros being spaced apart along the vertical direction, and velcro includes nylon hook band
With nylon velvet band, heat keeper left end is fixed with left end and stretched out on the left of heat keeper and nylon hook band of the front side provided with polyamide fibre bristlelike monofilament,
The nylon velvet band that rear side is provided with polyamide multifilament is fixed with rear side of heat keeper right-hand member.
Above-mentioned fastener may include fixing band and at least two belt fasteners being spaced apart along the vertical direction, each belt fastener
Be respectively arranged on the left side and the right side fixing band, the left end of each belt fastener is fixed by the heat keeper left end of fixing band and correspondence position
Together, the right-hand member of each belt fastener is fixed together by the heat keeper right-hand member of fixing band and correspondence position.
Above-mentioned heat keeper can be terylene mat.
Above-mentioned heat keeper can be rectangular, and its length is 75cm, and width is 60cm.
The length for listing heating cable can be 18m, and power is 360w.
Said power length can be 2m, provided with switch on the power line apart from plug 80cm.
Above-mentioned rope band can be polyester vinyl rope band.
The two of technical scheme are realized by following measures：A kind of self-heating type sulfur hexafluoride gas cylinder,
Including bottle and sulfur hexafluoride gas cylinder heater, heat keeper is fixed on by fastener on the outside of the middle part of bottle, heating electric
Cable is located between heat keeper and bottle, and plug is located at outside heat keeper.
Reasonable and compact in structure of the present invention, it is easy to use, sulfur hexafluoride gas cylinder can be heated, heat keeper can be played
The effect of heat energy dissipation is prevented, the provisional supplement work for the sulfur hexafluoride that is particularly suitable for use in, it has simple in construction, cost low
Honest and clean, convenient disassembly, be easy to carry, it is safe efficient the characteristics of.
Brief description of the drawings
Accompanying drawing 1 is the main view broken section structural representation of the embodiment of the present invention 1.
Accompanying drawing 2 is the main structure diagram of one of the embodiment of the present invention 3 use state.
Accompanying drawing 3 is two main structure diagram of the embodiment of the present invention 3.
Coding in accompanying drawing is respectively：1 is heat keeper, and 2 be heating cable, and 3 be power line, and 4 be plug, and 5 be bottle, 6
It is nylon velvet band for nylon hook band, 7,8 be rope band, and 9 be belt fastener, and 10 be fixing band, and 11 be switch.
Embodiment
The present invention is not limited by following embodiments, can technique according to the invention scheme and actual conditions it is specific to determine
Embodiment.
In the present invention, for the ease of description, the description of the relative position relation of each part is according to Figure of description 1
Butut mode be described, such as：The position relationship of forward and backward, upper and lower, left and right etc. is the cloth according to Figure of description 1
Figure direction is determined.
With reference to embodiment and accompanying drawing, the invention will be further described：
As shown in accompanying drawing 1,2,3, the sulfur hexafluoride gas cylinder with heater include heat keeper 1, heating cable 2, power line 3, insert
First 4 and rope band 8, the left and right ends of heat keeper 1 are respectively equipped with what is matched and the left and right ends of heat keeper 1 can link together
Fastener, the front side of heat keeper 1 be provided with the heating cable 2 of serpentine-like arrangement, heating cable 2 be intervally distributed with can by its with it is corresponding
The rope band 8 that the heat keeper 1 of position is fixed together；Heating cable 2 is electrically connected by power line 3 with plug 4.Wherein, heating electric
Cable 2 can use unidirectional heating cable, can also use two-way heating cable；Whole rope bands 8 can be wholely set, that is, pass through a rope band
8 are sewn on the entirety of heating cable 2 on heat keeper 1.In use, the present embodiment need to be only arranged on by fastener fill sulfur hexafluoride
The outside of bottle 5, heating cable 2 is pressed close to bottle 5, then plug 4 be powered, you can heating cable 2 is carried out bottle 5
Heating, heat keeper 1 can play a part of preventing heat energy dissipation, further improve the efficiency of heating surface of the present embodiment, and it has knot
Structure is simple, with low cost, convenient disassembly, the characteristics of being easy to carry, the provisional supplement work for the sulfur hexafluoride that is particularly suitable for use in.
Above-mentioned sulfur hexafluoride gas cylinder can be made further optimization and/or improvements with heater according to actual needs：
Embodiment 1：As shown in accompanying drawing 1,3, fastener includes at least two velcros being spaced apart along the vertical direction, nylon
Hasp includes nylon hook band 6 and nylon velvet band 7, and the left end of heat keeper 1 is fixed with left end and is provided with by the stretching of the left side of heat keeper 1 and front side
The nylon velvet band 7 that rear side is provided with polyamide multifilament is fixed with rear side of the nylon hook band 6 of polyamide fibre bristlelike monofilament, the right-hand member of heat keeper 1.It is above-mentioned to set
Put, it is ensured that heat keeper 1 and heating cable 2 can be firmly secured to the outside of bottle 5 by fastener, it is ensured that the present embodiment is overall
Reliability.
Embodiment 2：As shown in Figure 2, fastener includes what fixing band 10 and at least two was spaced apart along the vertical direction
Belt fastener 9, each belt fastener 9 is respectively arranged on the left side and the right side fixing band 10, the left end of each belt fastener 9 by fixing band 10 with
The left end of heat keeper 1 of correspondence position is fixed together, and the right-hand member of each belt fastener 9 passes through fixing band 10 and the insulation of correspondence position
The right-hand member of pad 1 is fixed together.Above-mentioned setting, it is ensured that heat keeper 1 and heating cable 2 can be firmly secured to bottle by fastener
The outside of body 5, it is ensured that the overall reliability of the present embodiment.
As shown in accompanying drawing 1,2,3, heat keeper 1 is terylene mat.The characteristics of terylene mat has wearability and is heat-resist, profit
Heat keeper 1 is made of it, the service life of the present embodiment can be extended, security is improved.
As shown in accompanying drawing 1,2,3, heat keeper 1 is rectangular, and its length is 75cm, and width is 60cm.Heat keeper 1 is set to
After the long wide 60cm of 75cm rectangle, area coverage of the present embodiment to bottle 5 ensure that.
As shown in accompanying drawing 1,2,3, the length of heating cable 2 is 18m, and power is 360w.The length of heating cable 2 is set
For 18m, power setting is 360w, can improve its security on the premise of the heating effect of the present embodiment is ensured.
As shown in accompanying drawing 1,2,3, the length of power line 3 is 2m, provided with switch 11 on the power line 3 apart from plug 480cm.
The length of power line 3 is set to 2m, is easy to the installation of the present embodiment；Set on power line 3 after switch 11, be easy to this to implement
The operation of example, after heating is finished can closing switch 11 pull out plug 4 again, improve the security of the present embodiment.
As shown in accompanying drawing 1,2,3, rope band 8 is polyester vinyl rope band.Polyester vinyl rope band has intensity high and heat-resist
Advantage, it can increase the stability of the present embodiment, improve security.
Embodiment 3：As shown in accompanying drawing 2,3, the self-heating type sulfur hexafluoride gas cylinder includes bottle 5 and sulfur hexafluoride gas cylinder is used
Heater, heat keeper 1 is fixed on the outside of the middle part of bottle 5 by fastener, heating cable 2 be located at heat keeper 1 and bottle 5 it
Between, plug 4 is located at outside heat keeper 1.Heating cable 2 can be heated to bottle 5 at any time, and heat keeper 1, which can be played, prevents heat energy
Lost effect, further improves the efficiency of heating surface of the present embodiment, it has simple in construction, with low cost, convenient disassembly, is easy to
The characteristics of carrying, the provisional supplement work for the sulfur hexafluoride that is particularly suitable for use in.
Above technical characteristic constitutes presently preferred embodiments of the present invention, and it has stronger adaptability and preferably implements effect
Really, non-essential technical characteristic can be increased and decreased according to actual needs, to meet the demand of different situations.
Claims (10)
1. a kind of sulfur hexafluoride gas cylinder heater, it is characterised in that including heat keeper, heating cable, power line, plug and
Rope band, the left and right ends of heat keeper are respectively equipped with the fastener for matching and the left and right ends of heat keeper linking together,
Being intervally distributed with front side of heat keeper on the heating cable provided with serpentine-like arrangement, heating cable can be by its insulation with correspondence position
Pad the rope band being fixed together；Heating cable is electrically connected by power line with plug.
2. sulfur hexafluoride gas cylinder heater according to claim 1, it is characterised in that fastener includes at least two
The velcro being spaced apart along the vertical direction, velcro includes nylon hook band and nylon velvet band, and heat keeper left end is fixed with
Left end stretches out and nylon hook band of the front side provided with polyamide fibre bristlelike monofilament on the left of heat keeper, and being fixed with rear side on rear side of heat keeper right-hand member is provided with
The nylon velvet band of polyamide multifilament.
3. sulfur hexafluoride gas cylinder heater according to claim 1, it is characterised in that fastener include fixing band and
At least two belt fasteners being spaced apart along the vertical direction, each belt fastener is respectively arranged on the left side and the right side fixing band, Mei Gepi
Buckled left end is fixed together by the heat keeper left end of fixing band and correspondence position, and the right-hand member of each belt fastener passes through fixation
The heat keeper right-hand member of band and correspondence position is fixed together.
4. the sulfur hexafluoride gas cylinder heater according to claim 1 or 2 or 3, it is characterised in that heat keeper is terylene
Mat.
5. the sulfur hexafluoride gas cylinder heater according to claim 1 or 2 or 3, it is characterised in that heat keeper is rectangular,
Its length is 75cm, and width is 60cm；The length of heating cable is 18m, and power is 360w.
6. sulfur hexafluoride gas cylinder heater according to claim 4, it is characterised in that heat keeper is rectangular, its length
For 75cm, width is 60cm；The length of heating cable is 18m, and power is 360w.
7. the sulfur hexafluoride gas cylinder heater according to claim 1 or 2 or 3 or 6, it is characterised in that power supply line length
For 2m, switch is provided with the power line apart from plug 80cm；
Or/and, rope band is polyester vinyl rope band.
8. sulfur hexafluoride gas cylinder heater according to claim 4, it is characterised in that power supply line length is 2m, away from
Power line from plug 80cm is provided with switch；
Or/and, rope band is polyester vinyl rope band.
9. sulfur hexafluoride gas cylinder heater according to claim 5, it is characterised in that power supply line length is 2m, away from
Power line from plug 80cm is provided with switch；
Or/and, rope band is polyester vinyl rope band.
10. sulfur hexafluoride gas cylinder heater described in a kind of use claim 1 or 2 or 3 or 4 or 5 or 6 or 7 or 8 or 9
Self-heating type sulfur hexafluoride gas cylinder, it is characterised in that including bottle and sulfur hexafluoride gas cylinder heater, heat keeper passes through tight
Firmware is fixed on the outside of the middle part of bottle, and heating cable is located between heat keeper and bottle, and plug is located at outside heat keeper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710345019.3A CN107023987A (en) | 2017-05-16 | 2017-05-16 | Sulfur hexafluoride gas cylinder heater and self-heating type sulfur hexafluoride gas cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710345019.3A CN107023987A (en) | 2017-05-16 | 2017-05-16 | Sulfur hexafluoride gas cylinder heater and self-heating type sulfur hexafluoride gas cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107023987A true CN107023987A (en) | 2017-08-08 |
Family
ID=59528431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710345019.3A Pending CN107023987A (en) | 2017-05-16 | 2017-05-16 | Sulfur hexafluoride gas cylinder heater and self-heating type sulfur hexafluoride gas cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107023987A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108302321A (en) * | 2017-12-22 | 2018-07-20 | 国网山东省电力公司滨州供电公司 | A kind of sulfur hexafluoride gas-filling device |
| CN117537489A (en) * | 2024-01-10 | 2024-02-09 | 上海韩科建设工程有限公司 | Heating device for be used for special gas holder steel bottle |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009150409A (en) * | 2007-12-18 | 2009-07-09 | Shimizu Corp | Low temperature tank and method for constructing same |
| CN201330931Y (en) * | 2009-01-08 | 2009-10-21 | 郑武生 | Gas jar bottom constant temperature mat |
| CN204063559U (en) * | 2014-04-15 | 2014-12-31 | 国家电网公司 | A kind of gas tank heater |
| CN204065866U (en) * | 2014-08-22 | 2014-12-31 | 国家电网公司 | A kind of temperature control heating device and a kind of gas cylinder handcart |
| CN207196925U (en) * | 2017-05-16 | 2018-04-06 | 国网新疆电力公司昌吉供电公司 | Sulfur hexafluoride gas cylinder heater and self-heating type sulfur hexafluoride gas cylinder |
-
2017
- 2017-05-16 CN CN201710345019.3A patent/CN107023987A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009150409A (en) * | 2007-12-18 | 2009-07-09 | Shimizu Corp | Low temperature tank and method for constructing same |
| CN201330931Y (en) * | 2009-01-08 | 2009-10-21 | 郑武生 | Gas jar bottom constant temperature mat |
| CN204063559U (en) * | 2014-04-15 | 2014-12-31 | 国家电网公司 | A kind of gas tank heater |
| CN204065866U (en) * | 2014-08-22 | 2014-12-31 | 国家电网公司 | A kind of temperature control heating device and a kind of gas cylinder handcart |
| CN207196925U (en) * | 2017-05-16 | 2018-04-06 | 国网新疆电力公司昌吉供电公司 | Sulfur hexafluoride gas cylinder heater and self-heating type sulfur hexafluoride gas cylinder |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108302321A (en) * | 2017-12-22 | 2018-07-20 | 国网山东省电力公司滨州供电公司 | A kind of sulfur hexafluoride gas-filling device |
| CN117537489A (en) * | 2024-01-10 | 2024-02-09 | 上海韩科建设工程有限公司 | Heating device for be used for special gas holder steel bottle |
| CN117537489B (en) * | 2024-01-10 | 2024-03-22 | 上海韩科建设工程有限公司 | Heating device for be used for special gas holder steel bottle |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170808 |
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| RJ01 | Rejection of invention patent application after publication |