CN208123905U - Sulfur hexafluoride and carbon tetrafluoride mixed gas recycle tonifying Qi equipment - Google Patents
Sulfur hexafluoride and carbon tetrafluoride mixed gas recycle tonifying Qi equipment Download PDFInfo
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- CN208123905U CN208123905U CN201820363894.4U CN201820363894U CN208123905U CN 208123905 U CN208123905 U CN 208123905U CN 201820363894 U CN201820363894 U CN 201820363894U CN 208123905 U CN208123905 U CN 208123905U
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- solenoid valve
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Abstract
The utility model discloses sulfur hexafluorides and carbon tetrafluoride mixed gas to recycle tonifying Qi equipment,Including molecular sieve,Solenoid valve,High-voltage tube,Control panel,Vacuum compressor,Oilless (oil free) compressor,Carbon tetrafluoride holding vessel,Gas separate pot,Sulfur hexafluoride holding vessel,Cold-heat exchanger,Distributing instrument,Filling liquid pump,Box body,Floating ball,Alarm,Scalable drawing column,Without top separation case,Motor,Absorbent wool,Refrigeration machine,Partition,Push rod and eccentric wheel,One end that high-voltage tube is connect with gas source is equipped with solenoid valve,One end of high-voltage tube is connect with molecular sieve,The side of high-voltage tube is provided with branch and is connect by solenoid valve with vacuum compressor,The side of vacuum compressor is equipped with control panel,The equipment,It is compact-sized reasonable,Convenient for operation,High degree of automation,And the water content in mixed gas can be effectively reduced,And it can be in the inadequate alarm of SF6 liquefaction amount,It avoids being mixed into CF4 in liquid SF6,Be conducive to promote purity.
Description
Technical field
The utility model relates to mix insulation gas high pressure switchgear service technique fields, specially sulfur hexafluoride and four
Fluorocarbons mixed gas recycles tonifying Qi equipment.
Background technique
Sulfur hexafluoride (SF6) gas is a kind of gas that chemical property is sufficiently stable, as a kind of excellent insulation and is gone out
Arc medium is widely used in various electrical equipments, for the normal operation for guaranteeing SF6 electrical equipment, is sealed in equipment
SF6 gas needs to keep certain pressure, and the operation characteristic of SF6 gas influenced by variation of ambient temperature it is obvious, in low temperature
Under the conditions of SF6 gas density is in SF6 electrical equipment will be gradually reduced, part SF6 gas becomes liquid from gaseous state, so that SF6
Gas pressure in electrical equipment reduces, and seriously affects equipment normal operation, is SF6 gas in solution SF6 electrical equipment low
The problem of liquefaction under warm environment, mostly use sulfur hexafluoride and the pure SF6 gas of carbon tetrafluoride (SF6/CF4) mix insulation gas instead
Body, SF6/CF4 mix insulation gas can not liquefy at low ambient temperatures, in equipment During Process of Long-term Operation, due to setting
Standby running environment, device fabrication quality and the reasons such as original part damage or aging, mix insulation outlet openings switch need to have a power failure
The recycling storage of mixed gas is always to perplex the problem of service personnel's long period when overhauling, and overhauling, due to device fabrication
The reasons such as quality, mounting process, sealing element aging, the blowing pressure, SF6 gas when SF6 electric equipment operation in equipment
Leakage is difficult to avoid that this, which results in gas pressure in equipment, reduces, and influences equipment normal operation, therefore when SF6 is electrically set
Received shipment row for a period of time after, need to carry out tonifying Qi, compressed mixed gas can be generated via cool-heat-exchanger in the prior art
Water causes gas impure, and is easy to be drawn into CF4 due to measuring not enough when extracting the liquid SF6 after separation, leads to SF6
It is impure.
Utility model content
The purpose of this utility model is to provide sulfur hexafluorides and carbon tetrafluoride mixed gas to recycle tonifying Qi equipment, to solve
The problems mentioned above in the background art.
In order to solve the above-mentioned technical problem, the utility model provides the following technical solutions:Sulfur hexafluoride and carbon tetrafluoride are mixed
It closes gas and recycles tonifying Qi equipment, including molecular sieve, solenoid valve, high-voltage tube, control panel, vacuum compressor, oilless (oil free) compressor, four
Fluorocarbons holding vessel, sulfur hexafluoride holding vessel, cold-heat exchanger, distributing instrument, filling liquid pump, box body, floats at gas separate pot
Ball, alarm, scalable La Lan, without top separation case, motor, absorbent wool, refrigeration machine, partition, push rod and eccentric wheel, the high pressure
It manages the one end connecting with gas source and solenoid valve is installed, one end of the high-voltage tube is connect with molecular sieve, the side of the high-voltage tube
It is provided with branch to connect by solenoid valve with vacuum compressor, the side of the vacuum compressor is equipped with control panel, described
The other side of vacuum compressor is connect by solenoid valve and high-voltage tube with molecular sieve, and the molecular sieve is by high-voltage tube along gaseous mixture
Body airflow direction is successively connect with oilless (oil free) compressor, cold-heat exchanger and gas separate pot, in the bottom of the cold-heat exchanger
Wall is provided with without top separation case, and described to be equipped with motor without top separation case bottom interior wall, the output shaft of the motor is connected with partially
Heart wheel, the eccentric wheel side are connect by connector with push rod, and the top of the push rod is connect with partition, and the two of the partition
Side and cold-heat exchanger side inner walls junction, it is corresponding vertically between the top of the partition and the top inner wall of cold-heat exchanger
Scalable drawing column is installed, absorbent wool is provided between the scalable drawing column, the scalable side for drawing column is connected with system
Cold, the refrigeration machine are mounted by means of bolts on the side inner wall of cold-heat exchanger, and the top of the gas separate pot is logical
It crosses high-voltage tube to connect with carbon tetrafluoride holding vessel, the top of the carbon tetrafluoride holding vessel passes through high-voltage tube and solenoid valve and distribution
Instrument connects, and is equipped with solenoid valve on the high-voltage tube, the bottom interior wall of the gas separate pot is equipped with box body, the box body
Top inner wall is provided with floating ball, and the bottom interior wall of the box body is equipped with alarm, and the switch of the alarm is arranged in floating ball
Underface, the side bottom insertion of the gas separate pot is equipped with high-voltage tube, and the high-voltage tube passes through solenoid valve and liquid
Filling pump connection, the filling liquid pump are connect by high-voltage tube with sulfur hexafluoride holding vessel, the sulfur hexafluoride holding vessel
Top is connect by high-voltage tube and solenoid valve with distributing instrument, the control panel electric connection solenoid valve, vacuum compressor, oil-free
Compressor, cold-heat exchanger, distributing instrument, filling liquid pump, motor and refrigeration machine.
Further, the control panel is connect by bracket with vacuum compressor.
Further, the motor is bolted with without top separation case.
Further, the push rod is connect with connector by bearing.
Further, the two sides of the partition and cold-heat exchanger side inner walls junction are provided with waterproof pad.
Compared with prior art, the utility model beneficial effect achieved is:The sulfur hexafluoride and carbon tetrafluoride mixing
Gas recycles tonifying Qi equipment, and high-voltage tube is connect with mix insulation electrical equipment, closes the solenoid valve close to vacuum compressor, opens
Open the solenoid valve close to molecular sieve, open oilless (oil free) compressor by manipulation and control panel, mixed gas through molecular sieve, without oil pressure
Contracting machine, cool-heat-exchanger enter gas separate pot, when gas pressure is lower than 0.1MPa in mix insulation electrical equipment gas chamber, lean on
The solenoid valve of nearly vacuum compressor is opened, and the solenoid valve close to molecular sieve is closed, under the action of vacuum compressor, mixed gas
Molecular sieve is entered by high-voltage tube through being pressurized, after gas enters gas separate pot, by mechanical refrigeration depth rectifying, by SF6 liquid
Change and is separated with SF6, since SF6 gas is different from CF4 gas liquid point, SF6 gas liquefaction at this time, CF4 remains as gaseous state,
SF6 is enriched in gas separate pot bottom after passing through filler, and liquid SF6 is input to sulfur hexafluoride storage by filling liquid pump
Tank, CF4 gas are stored in carbon tetrafluoride holding vessel by high-voltage tube, after mixed gas enters cool-heat-exchanger, pass through by
The scalable moisture for drawing cooling generation when column after cooling is absorbed by absorbent wool, can be passed through motor band movable eccentric wheel and be rotated, push rod
It continues through partition and squeezes scalable drawing column, moisture is squeezed out, the water content in mixed gas is advantageously reduced, can be effectively improved
Gas purity, convenient for the progress of subsequent reactions, after SF6 liquefaction, floating ball squeezes the switch of alarm, alarm due to self gravity
Device alarm, reminds personnel's closing liquid filling pump, the device structure compact and reasonable, convenient for operation, high degree of automation, and can be with
The water content in mixed gas is effectively reduced, and can avoid being mixed into CF4 in liquid SF6, have in the inadequate alarm of SF6 liquefaction amount
Conducive to promotion purity.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is the integral planar structural schematic diagram of the utility model;
Fig. 2 is the tray interior structural schematic diagram of the utility model;
Fig. 3 is the cold-heat exchanger schematic diagram of internal structure of the utility model;
Fig. 4 is the scalable drawing column structural schematic diagram of the utility model;
In figure:1- molecular sieve;2- solenoid valve;3- high-voltage tube;4- control panel;5- vacuum compressor;6- oilless (oil free) compressor;
7- carbon tetrafluoride holding vessel;8- gas separate pot;9- sulfur hexafluoride holding vessel;10- cold-heat exchanger;11- distributing instrument;12- liquid
Body filling pump;13- box body;14- floating ball;15- alarm;The scalable drawing column 16-;17- is without top separation case;18- motor;19- inhales
Water cotton;20- refrigeration machine;21- partition;22- push rod;23- eccentric wheel.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-4 is please referred to, the utility model provides a kind of technical solution:Sulfur hexafluoride and the recycling of carbon tetrafluoride mixed gas
Tonifying Qi equipment, including molecular sieve 1, solenoid valve 2, high-voltage tube 3, control panel 4, vacuum compressor 5, oilless (oil free) compressor 6, tetrafluoride
Carbon stock tank 7, gas separate pot 8, sulfur hexafluoride holding vessel 9, cold-heat exchanger 10, distributing instrument 11, filling liquid pump 12, box body
13, floating ball 14, alarm 15, scalable drawing column 16, without top separation case 17, motor 18, absorbent wool 19, refrigeration machine 20, partition 21,
Push rod 22 and eccentric wheel 23, one end that high-voltage tube 3 is connect with gas source are equipped with solenoid valve 2, one end of high-voltage tube 3 and molecular sieve 1
Connection, the side of high-voltage tube 3 are provided with branch and are connect by solenoid valve 2 with vacuum compressor 5, the side peace of vacuum compressor 5
Equipped with control panel 4, the other side of vacuum compressor 5 is connect by solenoid valve 2 and high-voltage tube 3 with molecular sieve 1, and molecular sieve 1 is logical
It crosses high-voltage tube 3 and is successively connect with oilless (oil free) compressor 6, cold-heat exchanger 10 and gas separate pot 8 along mixed gas airflow direction, it is cold
The bottom interior wall of heat exchanger 10 is provided with without top separation case 17, and no 17 bottom interior wall of top separation case is equipped with motor 18, motor
18 output shaft is connected with eccentric wheel 23, and 23 side of eccentric wheel is connect by connector with push rod 22, the top of push rod 22 and every
Plate 21 connects, the two sides and 10 side inner walls junction of cold-heat exchanger of partition 21, the top of partition 21 and cold-heat exchanger 10
Top inner wall between vertically correspondence scalable drawing column 16 is installed, be provided with absorbent wool 19 between scalable drawing column 16, can stretch
Contracting draws the side on column 16 to be connected with refrigeration machine 20, and refrigeration machine 20 is mounted by means of bolts in the side of cold-heat exchanger 10
The top of wall, gas separate pot 8 is connect by high-voltage tube 3 with carbon tetrafluoride holding vessel 7, and the top of carbon tetrafluoride holding vessel 7 is logical
It crosses high-voltage tube 3 and solenoid valve 2 is connect with distributing instrument 11, solenoid valve 2, the bottom interior wall of gas separate pot 8 are installed on high-voltage tube 3
Box body 13 is installed, the top inner wall of box body 13 is provided with floating ball 14, and the bottom interior wall of box body 13 is equipped with alarm 15, alarm
The underface of floating ball 14 is arranged in the switch of device 15, and the side bottom insertion of gas separate pot 8 is equipped with high-voltage tube 3, high-voltage tube 3
It being connect by solenoid valve 2 with filling liquid pump 12, filling liquid pump 12 is connect by high-voltage tube 3 with sulfur hexafluoride holding vessel 9, and six
The top of sulfur fluoride holding vessel 9 is connect by high-voltage tube 3 and solenoid valve 2 with distributing instrument 11, and control panel 4 is electrically connected solenoid valve
2, vacuum compressor 5, oilless (oil free) compressor 6, cold-heat exchanger 10, distributing instrument 11, filling liquid pump 12, motor 18 and refrigeration machine
20。
Further, control panel 4 is connect by bracket with vacuum compressor 5.
Further, motor 18 is bolted with without top separation case 17.
Further, push rod 22 is connect with connector by bearing.
Further, the two sides of partition 21 and 10 side inner walls junction of cold-heat exchanger are provided with waterproof pad.
Working principle:High-voltage tube 3 is connect with mix insulation electrical equipment, closes the solenoid valve close to vacuum compressor 5
2, the solenoid valve 2 close to molecular sieve 1 is opened, opens oilless (oil free) compressor 6 by manipulation and control panel 4, mixed gas is through molecule
Sieve 1, oilless (oil free) compressor 6, cool-heat-exchanger 10 enter gas separate pot 8, when gas pressure in mix insulation electrical equipment gas chamber
When lower than 0.1MPa, the solenoid valve 2 close to vacuum compressor 5 is opened, and the solenoid valve 2 close to molecular sieve 1 is closed, in vacuum compression
Under the action of machine 5, mixed gas passes through machine after gas enters gas separate pot 8 into molecular sieve 1 by high-voltage tube 3 through pressurization
Tool freezes depth rectifying, and SF6 is liquefied and is separated with SF6, since SF6 gas is different from CF4 gas liquid point, SF6 gas at this time
Body fluid, CF4 remain as gaseous state, and SF6 is enriched in 8 bottom of gas separate pot after passing through filler, pump 12 for liquid by filling liquid
State SF6 is input to sulfur hexafluoride holding vessel 9, and CF4 gas is stored in carbon tetrafluoride holding vessel 7 by high-voltage tube 3, works as gaseous mixture
After body enters cool-heat-exchanger 10, inhaled by the moisture that cooling when scalable drawing column 16 after cooled generates by absorbent wool 19
It receives, can be rotated by motor 18 with movable eccentric wheel 23, push rod 22 continues through partition 21 and squeezes scalable drawing column 16, moisture is squeezed
Out, the water content in mixed gas is advantageously reduced, gas purity can be effectively improved, convenient for the progress of subsequent reactions, when SF6 liquid
After change, floating ball 14 squeezes the switch of alarm 15 due to self gravity, and alarm 15 is alarmed, and reminds personnel's closing liquid filling pump
12, which convenient for operation, high degree of automation, and can effectively reduce the water content in mixed gas,
And can avoid being mixed into CF4 in liquid SF6 in the inadequate alarm of SF6 liquefaction amount, be conducive to promote purity.
Finally it should be noted that:The above descriptions are merely preferred embodiments of the present invention, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (5)
1. sulfur hexafluoride and carbon tetrafluoride mixed gas recycle tonifying Qi equipment, including molecular sieve (1), solenoid valve (2), high-voltage tube
(3), control panel (4), vacuum compressor (5), oilless (oil free) compressor (6), carbon tetrafluoride holding vessel (7), gas separate pot (8),
Sulfur hexafluoride holding vessel (9), cold-heat exchanger (10), distributing instrument (11), filling liquid pump (12), box body (13), floating ball (14),
Alarm (15), scalable drawing column (16), without top separation case (17), motor (18), absorbent wool (19), refrigeration machine (20), partition
(21), push rod (22) and eccentric wheel (23), it is characterised in that:One end that the high-voltage tube (3) connect with gas source is equipped with electromagnetism
One end of valve (2), the high-voltage tube (3) is connect with molecular sieve (1), and the side of the high-voltage tube (3) is provided with branch and passes through electricity
Magnet valve (2) is connect with vacuum compressor (5), and the side of the vacuum compressor (5) is equipped with control panel (4), the vacuum
The other side of compressor (5) is connect by solenoid valve (2) and high-voltage tube (3) with molecular sieve (1), and the molecular sieve (1) passes through height
Pressure pipe (3) successively connects with oilless (oil free) compressor (6), cold-heat exchanger (10) and gas separate pot (8) along mixed gas airflow direction
It connects, the bottom interior wall of the cold-heat exchanger (10) is provided with without top separation case (17), described without in separation case (17) bottom of top
Wall is equipped with motor (18), and the output shaft of the motor (18) is connected with eccentric wheel (23), and eccentric wheel (23) side passes through
Connector is connect with push rod (22), and the top of the push rod (22) is connect with partition (21), the two sides of the partition (21) with it is cold
Heat exchanger (10) side inner walls junction is erected between the top of the partition (21) and the top inner wall of cold-heat exchanger (10)
Straight correspondence is equipped with scalable drawing column (16), is provided with absorbent wool (19) between the scalable drawing column (16), described scalable
The side of column (16) is drawn to be connected with refrigeration machine (20), the refrigeration machine (20) is mounted by means of bolts on cold-heat exchanger (10)
Side inner wall, the top of the gas separate pot (8) connect by high-voltage tube (3) with carbon tetrafluoride holding vessel (7), described four
The top of fluorocarbons holding vessel (7) is connect by high-voltage tube (3) and solenoid valve (2) with distributing instrument (11), on the high-voltage tube (3)
It is equipped with solenoid valve (2), the bottom interior wall of the gas separate pot (8) is equipped with box body (13), the top of the box body (13)
Inner wall is provided with floating ball (14), and the bottom interior wall of the box body (13) is equipped with alarm (15), and alarm (15) are opened
Setting is closed in the underface of floating ball (14), the side bottom insertion of the gas separate pot (8) is equipped with high-voltage tube (3), described
High-voltage tube (3) connect by solenoid valve (2) and filling liquid pump (12), the filling liquid pump (12) pass through high-voltage tube (3) and
The top of sulfur hexafluoride holding vessel (9) connection, the sulfur hexafluoride holding vessel (9) passes through high-voltage tube (3) and solenoid valve (2) and matches
Gas instrument (11) connection, the control panel (4) are electrically connected solenoid valve (2), vacuum compressor (5), oilless (oil free) compressor (6), cold
Heat exchanger (10), distributing instrument (11), filling liquid pump (12), motor (18) and refrigeration machine (20).
2. sulfur hexafluoride according to claim 1 and carbon tetrafluoride mixed gas recycle tonifying Qi equipment, it is characterised in that:Institute
Control panel (4) are stated to connect by bracket with vacuum compressor (5).
3. sulfur hexafluoride according to claim 1 and carbon tetrafluoride mixed gas recycle tonifying Qi equipment, it is characterised in that:Institute
Motor (18) is stated to be bolted with without top separation case (17).
4. sulfur hexafluoride according to claim 1 and carbon tetrafluoride mixed gas recycle tonifying Qi equipment, it is characterised in that:Institute
Push rod (22) is stated to connect with connector by bearing.
5. sulfur hexafluoride according to claim 1 and carbon tetrafluoride mixed gas recycle tonifying Qi equipment, it is characterised in that:Institute
The two sides and cold-heat exchanger (10) side inner walls junction for stating partition (21) are provided with waterproof pad.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201820363894.4U CN208123905U (en) | 2018-03-17 | 2018-03-17 | Sulfur hexafluoride and carbon tetrafluoride mixed gas recycle tonifying Qi equipment |
Applications Claiming Priority (1)
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CN201820363894.4U CN208123905U (en) | 2018-03-17 | 2018-03-17 | Sulfur hexafluoride and carbon tetrafluoride mixed gas recycle tonifying Qi equipment |
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CN208123905U true CN208123905U (en) | 2018-11-20 |
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CN201820363894.4U Expired - Fee Related CN208123905U (en) | 2018-03-17 | 2018-03-17 | Sulfur hexafluoride and carbon tetrafluoride mixed gas recycle tonifying Qi equipment |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113074320A (en) * | 2021-03-19 | 2021-07-06 | 国网新疆电力有限公司检修公司 | SF (sulfur hexafluoride)6/CF4High-purity separation and recovery device and method for mixed gas |
-
2018
- 2018-03-17 CN CN201820363894.4U patent/CN208123905U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113074320A (en) * | 2021-03-19 | 2021-07-06 | 国网新疆电力有限公司检修公司 | SF (sulfur hexafluoride)6/CF4High-purity separation and recovery device and method for mixed gas |
CN113074320B (en) * | 2021-03-19 | 2022-06-14 | 国网新疆电力有限公司检修公司 | SF (sulfur hexafluoride)6/CF4High-purity separation and recovery device and method for mixed gas |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181120 Termination date: 20190317 |
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CF01 | Termination of patent right due to non-payment of annual fee |