CN220834628U - Purification device for preventing SF6 gas leakage - Google Patents
Purification device for preventing SF6 gas leakage Download PDFInfo
- Publication number
- CN220834628U CN220834628U CN202321538788.2U CN202321538788U CN220834628U CN 220834628 U CN220834628 U CN 220834628U CN 202321538788 U CN202321538788 U CN 202321538788U CN 220834628 U CN220834628 U CN 220834628U
- Authority
- CN
- China
- Prior art keywords
- input end
- processing module
- signal processing
- water
- gas
- 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.)
- Active
Links
- 238000000746 purification Methods 0.000 title claims abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 112
- 238000012545 processing Methods 0.000 claims abstract description 53
- 238000005507 spraying Methods 0.000 claims abstract description 18
- 230000002265 prevention Effects 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims description 12
- 239000002351 wastewater Substances 0.000 claims description 12
- 238000003825 pressing Methods 0.000 claims description 11
- 230000008878 coupling Effects 0.000 claims description 8
- 238000010168 coupling process Methods 0.000 claims description 8
- 238000005859 coupling reaction Methods 0.000 claims description 8
- 238000001125 extrusion Methods 0.000 claims description 7
- 238000000605 extraction Methods 0.000 claims description 6
- 239000007921 spray Substances 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- RQPZNWPYLFFXCP-UHFFFAOYSA-L barium dihydroxide Chemical compound [OH-].[OH-].[Ba+2] RQPZNWPYLFFXCP-UHFFFAOYSA-L 0.000 claims description 5
- 229910001863 barium hydroxide Inorganic materials 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 5
- 230000001877 deodorizing effect Effects 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 7
- 238000004659 sterilization and disinfection Methods 0.000 abstract description 7
- 239000012535 impurity Substances 0.000 abstract description 5
- 239000002245 particle Substances 0.000 abstract description 4
- 238000001914 filtration Methods 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000001954 sterilising effect Effects 0.000 abstract description 3
- 238000004073 vulcanization Methods 0.000 abstract description 3
- 238000011031 large-scale manufacturing process Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 56
- 229910018503 SF6 Inorganic materials 0.000 description 24
- SFZCNBIFKDRMGX-UHFFFAOYSA-N sulfur hexafluoride Chemical compound FS(F)(F)(F)(F)F SFZCNBIFKDRMGX-UHFFFAOYSA-N 0.000 description 24
- 239000010865 sewage Substances 0.000 description 9
- 230000008569 process Effects 0.000 description 6
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 229910052717 sulfur Inorganic materials 0.000 description 3
- 239000011593 sulfur Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229960000909 sulfur hexafluoride Drugs 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 206010037423 Pulmonary oedema Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000004332 deodorization Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000249 desinfective effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 208000002173 dizziness Diseases 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 230000003211 malignant effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000004400 mucous membrane Anatomy 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Abstract
The utility model relates to the technical field of maintenance of electrical equipment, in particular to a purifying device for preventing SF6 gas leakage. The device comprises a filter box, an inflation tube, an exhaust pipeline, a leakage prevention cover, an induced draft fan, a steering engine, a telescopic motor, a purification control system and other equipment, wherein the purification control system comprises a gas sensor, a display screen, a signal processing module and the like. According to the technical scheme, after the leaked SF6 gas is subjected to large-particle impurity filtering, water spraying, vulcanization removing, peculiar smell removing and disinfection and sterilization, no matter the treated gas or the solution generated in the purification process is polluted, the environment can be directly discharged, the leakage problem of the SF6 gas is effectively solved, the potential safety hazard is greatly reduced, the personal safety of operators and the operation safety of a power grid are maintained, and the method has the prospect of large-scale production and popularization and application.
Description
Technical Field
The utility model relates to the technical field of maintenance of electrical equipment, in particular to a purifying device for preventing SF6 gas leakage.
Background
Sulfur hexafluoride gas has excellent arc extinguishing performance and insulating performance, especially has electric strength 2.5 times that of nitrogen under the same pressure, breakdown voltage and arc extinguishing capacity 2.5 times that of air, so that sulfur hexafluoride gas is used as super high voltage insulating medium material widely in power transmission, distribution and control equipment in power system, such as gas insulating switch equipment, circuit breaker, transformer, high voltage switch, current-voltage transformer and other electric equipment. During the breaking operation of a circuit breaker or a gas-insulated switch, SF 6 gas is decomposed under the influence of factors such as arc action, partial discharge or high temperature, and the decomposed SF 4、S2F2、SO2 gas becomes corrosive electrolyte when encountering water. These breakdown products can irritate the skin, eyes, mucous membranes of humans, and can cause dizziness and pulmonary oedema and even death if inhaled in large amounts. In the airtight space of the electrical equipment, as the air circulation is slow, the decomposition products are precipitated in the equipment and are not easy to discharge, so that great threat is caused to electrical operation and maintenance personnel, and once SF 6 gas or the decomposition products leak, malignant accidents are likely to be caused.
The existing SF 6 gas charging equipment may leak in the process of supplementing SF 6 gas to the electrical equipment due to the reasons of pipeline materials, connection modes of the pipeline and the electrical equipment interface and the like, and particularly SF 6 gas is easy to leak when the pressure difference between the inside of the equipment and the outside air is caused. If the leaked SF 6 gas cannot be treated in time, the leaked SF 6 gas is discharged into the atmosphere, so that a great potential safety hazard is caused, and the personal safety of operators and the operation safety of a power grid are seriously threatened.
Disclosure of utility model
Aiming at the situation, the utility model provides the purification device for preventing SF6 gas leakage, which is characterized in that the leaked SF6 gas is introduced into the purification box by arranging equipment such as a leakage prevention cover, an exhaust pipe, a purification box, an induced draft fan and the like, and the gas is directly discharged into the atmosphere after large-particle impurities are filtered, water is sprayed to remove vulcanization, peculiar smell is removed and disinfection and sterilization, so that the gas does not pollute the environment, the leakage problem of the SF6 gas is effectively solved, the leakage problem of the SF6 gas into the atmosphere is avoided, and the potential safety hazard is greatly reduced, thereby effectively solving the problems mentioned in the background art.
The technical scheme of the utility model is as follows:
A purifier of prevention SF6 gas leakage, its characterized in that: the filter comprises a filter box (1), an inflation tube (3) and a purification control system, wherein a leakage-proof cover (5) is arranged at one end of an inflation interface (4) of the inflation tube (3), an air inlet of the inflation tube (3) is in threaded connection with a first plugging cap (6), a first sealing ring (7) is arranged around the inflation interface (4) of the inflation tube (3), an exhaust pipeline (2) penetrates through the middle part of the filter box (1), the air inlet of the exhaust pipeline (2) is inserted into the leakage-proof cover (5) from a lower inlet of the leakage-proof cover (5), a second sealing ring (8) is arranged around an inlet below the leakage-proof cover (5), an air outlet of the exhaust pipeline (2) is in threaded connection with the second plugging cap (9), and four box feet (47) are arranged at the bottom of the filter box (1).
A water tank (10) is arranged in the middle of the top of the filter tank (1), a first water outlet (11) is arranged in the middle of the bottom of the water tank (10), a bearing plate (12) is arranged below the first water outlet (11), a first base (14) and a second base (15) are arranged on the lower surface of the bearing plate (12), a first telescopic motor M1 (16) is arranged on the first base (14), an output shaft of the first telescopic motor M1 (16) is connected with a first push rod (18) through a first universal joint coupling (17), the other end of the first push rod (18) is inserted into an exhaust pipeline (2) to be welded with a pressing plate (19), a second telescopic motor M2 (20) is arranged on the second base (15), the output shaft of the second telescopic motor M2 (20) is connected with a second push rod (22) through a second universal joint coupling (21), and the other end of the second push rod (22) is inserted into the exhaust pipeline (2) to be welded with the pressing plate (19);
The bottom surface of the exhaust pipeline (2) is provided with a second water outlet (29), a first screen (28) is paved on the second water outlet (29), a layer of sponge block (27) is arranged on the first screen (28), the sponge block (27) is positioned right below the pressing plate (19), the lower part of the second water outlet (29) is a wastewater tank (30), a third water outlet (48) is arranged right in the middle of the bottom of the wastewater tank (30), a second screen (31) is arranged right above the third water outlet (48), a drainage pipeline (49) is connected to the third water outlet (48), and a drainage outlet of the drainage pipeline (49) is connected with an internal thread of a circular drainage valve (50);
A first water pipe (23) is arranged between the left bottom plate (13) of the first water outlet (11) and the bearing plate (12), a second water pipe (24) is arranged between the right bottom plate (13) of the first water outlet (11) and the bearing plate (12), the first water pipe (23) and the second water pipe (24) are both inserted into the exhaust pipeline (2), the water outlets of the first water pipe (23) and the second water pipe (24) are respectively connected with a first automatic water spraying component (25) and a second automatic water spraying component (26), the first automatic water spraying component (25) comprises a first ball valve (32), the water inlet of the first ball valve (32) is in threaded connection with the water outlet of the first water pipe (23), the water outlet of the first ball valve (32) is in threaded connection with the water inlet of the first nozzle (33), a first steering engine B1 (34) is arranged on the wall of the first water pipe (23), a first round hole is arranged on the first steering engine B1 (35), the first ball valve (32) is rotatably connected with the second round hole (36) through a first ball valve (36), and the first round hole (37) is rotatably connected with the round hole (37) through a bolt (37) through the bolt (37), the second automatic water spraying component (26) is also of the same structure;
The swing rod (35) can rotate relative to the steering engine (34), and the rotating rod (36) can rotate relative to the ball valve (32), so that when the swing rod of the steering engine rotates, the rotating rod of the ball valve is driven to rotate, automatic switching of a water pipe is realized, and water spraying of a nozzle is controlled.
A first induced draft fan Y1 (39) and a second induced draft fan Y2 (40) are arranged in the exhaust pipeline (2), the first induced draft fan Y1 (39) is positioned on the left side of the filter box (1), the second induced draft fan Y2 (40) is positioned on the right side of the filter box (1), an air filter screen (41) is arranged between an air inlet of the filter box (1) and a sponge block (27), and an active carbon deodorizing filter screen (42) and an HEPA filter screen (43) are sequentially arranged between the sponge block (27) and an air outlet of the filter box (1);
The air filter screen plays the effect of large granule impurity in the filtration gas, and the active carbon deodorization filter screen plays the effect of getting rid of the peculiar smell in the gas, and the HEPA filter screen has better disinfection effect of disinfecting, can further purifying gas.
The purification control system comprises a signal processing module and a power module, wherein a signal input end of the signal processing module is connected with a signal output end of the signal acquisition module, a first signal output end of the signal processing module is connected with a signal input end of the display module, a second signal output end of the signal processing module is connected with a signal input end of the water spraying control module, a third signal output end of the signal processing module is connected with a signal input end of the extrusion control module, a fourth signal output end of the signal processing module is connected with a signal input end of the air extraction control module, a first electric energy output end of the power module is connected with an electric energy input end of the signal processing module, and a second electric energy output end of the power module is connected with an electric energy input end of the display module and an electric energy input end of the signal acquisition module respectively.
The signal processing module is a singlechip, and the power supply module is a storage battery pack.
Further, the signal acquisition module is a gas sensor L1, a signal output end OUT of the gas sensor L1 is connected with a 13 th pin D13/SCK of the signal processing module U1 through a first resistor R1, a power end VCC of the gas sensor L1 is connected with a positive electrode of the power source V1 through a switch S1, a ground end GND of the gas sensor L1 is grounded, and a 5V power end of the signal processing module U1 is connected with a positive electrode of the power source V1 through the switch S1.
Further, the air extraction control module is a first induced draft fan Y1 and a second induced draft fan Y2, the positive input end V+ of the first induced draft fan Y1 is connected with the 4 th pin D4 of the signal processing module U1, the negative input end V-of the first induced draft fan Y1 is grounded, the positive input end V+ of the second induced draft fan Y2 is connected with the 5 th pin D5 of the signal processing module U1, and the negative input end V-of the second induced draft fan Y2 is grounded.
Further, the display module is a display screen G1, a first analog signal input end P0 of the display screen G1 is connected with a 16 th pin A2 of the signal processing module U1, a second analog signal input end P1 of the display screen G1 is connected with a 17 th pin A3 of the signal processing module U1, a power supply end VCC of the display screen G1 is connected with an anode of the power supply V1 through a switch S1, and a ground end GND of the display screen G1 is grounded.
Further, the extrusion control module is a first telescopic motor M1 and a second telescopic motor M2, a positive input end v+ of the first telescopic motor M1 is connected with a 3 rd pin D3 of the signal processing module, a negative input end V-of the first telescopic motor M1 is grounded, a positive input end v+ of the second telescopic motor M2 is connected with an 8 th pin D8 of the signal processing module, and a negative input end V-of the second telescopic motor M2 is grounded.
Further, the water spray control module comprises a first steering engine B1 and a second steering engine B2, a signal input end pulse of the first steering engine B1 is connected with a 9 th pin D9PWM of the signal processing module U1, a positive input end V+ of the first steering engine B1 is connected with a positive electrode of the power supply V1 through a switch S1, a negative input end V-of the first steering engine B1 is connected with a negative electrode of the power supply V1, a signal input end pulse of the second steering engine B2 is connected with a 11 th pin D11PWM of the signal processing module U1, a positive input end V+ of the second steering engine B2 is connected with a positive electrode of the power supply V1 through a switch S1, and a negative input end V-of the second steering engine B2 is connected with a negative electrode of the power supply V1.
Further, the gas sensor L1 (44) is installed in the exhaust pipe (2) and located at the left side of the first induced draft fan Y1 (39), and the switch S1 (46) is a boat-shaped switch.
The gas sensor is mainly responsible for detecting whether SF6 gas flows through the exhaust pipeline.
Further, the waste water tank (30) is filled with barium hydroxide solution.
Reacts with sulfur-containing sewage to remove sulfur from the sewage, thereby avoiding environmental pollution.
Further, the display screen G1 is a capacitive touch screen, and the display screen G1 (45) is installed in the middle of the front face of the filter box (1).
The capacitive touch screen facilitates field operation of the device by a worker.
Further, the first ball valve (32) and the rotating rod (36) thereof, the swinging rod (35) of the first steering engine B1 and the first nozzle (33) are all made of stainless steel.
In summary, due to the adoption of the scheme, the utility model has the following advantages:
(1) According to the utility model, the SF6 gas which is inevitably leaked in the process of inflation or exhaust is introduced into the purifying box, the gas is enabled to be free from polluting the environment after large-particle impurities are filtered, water is sprayed for vulcanization, peculiar smell is removed, disinfection and sterilization, meanwhile, the barium hydroxide solution is utilized for treating sulfur-containing sewage, the precipitate is filtered by the filter screen, the residual liquid is basically free from polluting the environment, and the residual liquid can be directly discharged, so that the problem of leakage of the SF6 gas is effectively solved, the potential safety hazard is greatly reduced, and the personal safety of operators and the operation safety of a power grid are maintained.
(2) The utility model has scientific design, reasonable structure, safety, reliability and convenient operation, and the required materials such as electronic components, parts and the like can be purchased through conventional market channels and can be manufactured without complex manufacturing process, thereby having the prospect of mass production and popularization and application.
Drawings
In order to more clearly illustrate the examples of the utility model or the technical solutions of the prior art, the drawings required in the description of the embodiments or the prior art will be briefly described below, it being evident that the drawings in the description below are only some examples of the utility model and that other drawings can be obtained from these drawings without the benefit of the present utility model to a person skilled in the art.
FIG. 1 is a schematic overall view of the present utility model;
FIG. 2 is a cross-sectional view of the filter housing;
FIG. 3 is an enlarged schematic view of the automatic water spray assembly;
FIG. 4 is a circuit block diagram of the present utility model;
FIG. 5 is a circuit diagram of the present utility model;
In the attached drawings, a 1-filter box, a 2-exhaust pipeline, a 3-inflation pipe, a 4-inflation interface, a 5-leakage preventing cover, a 6-first sealing cap, a 7-first sealing ring, a 8-second sealing ring, a 9-second sealing cap, a 10-water tank, a 11-first water outlet, a 12-bearing plate, a 13-bottom plate, a 14-first base, a 15-second base, a 16-first telescopic motor M1, a 17-first universal joint coupling, a 18-first push rod, a 19-press plate, a 20-second telescopic motor M2, a 21-second universal joint coupling, a 23-first water pipe, a 24-second water pipe, a 25-first automatic water spraying component, a 26-second automatic water spraying component, a 27-sponge block, a 28-first screen, a 29-second water outlet, a 30-wastewater tank, a 31-second screen, a 32-first ball valve, a 33-first nozzle, a 34-first steering engine B1, a 35-swing rod, a 36-swing rod, a 37-bolt, a 38-nut, a 39-first Y1, a Y1-Y2, a second induced draft fan, a 48-second air vent, a circular air vent, a water vent, a 48-air vent, a water-filtering screen, a 48-drainage valve, a 48-air-drainage valve, a 48-1-G, a circular air-filter, a 48-air-intake system, a 48, a water-drain, a 48-bag, a 4-air-bag, and a water-filter, and a 48-tank, a 4-air-filter, and a 4-filter-and a).
Detailed Description
The following description of the embodiments of the present utility model will be made more fully hereinafter with reference to the accompanying drawings, in which it is shown, however, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples:
As shown in fig. 1, a purification device for preventing SF6 gas leakage comprises a filter tank (1), an inflation tube (3) and a purification control system, wherein a leakage prevention cover (5) is arranged at one end of an inflation interface (4) of the inflation tube (3), an air inlet of the inflation tube (3) is in threaded connection with a first sealing cap (6), a first sealing ring (7) is arranged around the inflation interface (4) of the inflation tube (3), an exhaust pipeline (2) penetrates through the middle part of the filter tank (1), an air inlet of the exhaust pipeline (2) is inserted into the leakage prevention cover (5) from a lower inlet of the leakage prevention cover (5), a second sealing ring (8) is arranged at the periphery of an inlet below the leakage prevention cover (5), an air outlet of the exhaust pipeline (2) is in threaded connection with a second sealing cap (9), a first induced draft fan Y1 (39) and a second induced draft fan Y2 (40) are arranged in the exhaust pipeline (2), the first induced draft fan Y1 (39) is positioned on the left side of the filter tank (1), the second induced draft fan Y2 (40) is positioned on the right side of the filter tank (1), a suction fan Y2 is arranged on the right side of the filter tank (46), four box feet (47) are arranged at the box bottom of the filter box (1);
As shown in fig. 2, a water tank (10) is arranged in the middle of the top of the filter tank (1), a first water outlet (11) is arranged in the middle of the bottom of the water tank (10), a bearing plate (12) is arranged below the first water outlet (11), a first base (14) and a second base (15) are arranged on the lower surface of the bearing plate (12), a first telescopic motor M1 (16) is arranged on the first base (14), the output shaft of the first telescopic motor M1 (16) is connected with a first push rod (18) through a first universal joint coupling (17), the other end of the first push rod (18) is inserted into an exhaust pipeline (2) to be welded with a pressing plate (19), a second telescopic motor M2 (20) is arranged on the second base (15), the output shaft of the second telescopic motor M2 (20) is connected with a second push rod (22) through a second universal joint coupling (21), the other end of the second push rod (22) is inserted into the pressing plate (2) to be connected with a pressing plate (19), a second water outlet (27) is arranged on the second push rod (27) and a water outlet (28) is arranged on the second push rod (27), the lower part of the second water outlet (29) is a wastewater tank (30), wherein barium hydroxide solution is filled in the wastewater tank (30), a third water outlet (48) is arranged right in the middle of the tank bottom of the wastewater tank (30), a second screen (31) is arranged right above the third water outlet (48), a water drain pipeline (49) is connected with the third water outlet (48), a water outlet of the water drain pipeline (49) is connected with a circular water drain valve (50) in an internal thread way, a first water pipe (23) is arranged between a left bottom plate (13) of the first water outlet (11) and a bearing plate (12), a second water pipe (24) is arranged between a right bottom plate (13) of the first water outlet (11) and the bearing plate (12), the first water pipe (23) and the second water pipe (24) are inserted into an exhaust pipeline (2), a first automatic ball valve assembly (25) and a second automatic ball valve assembly (26) are respectively connected with the water outlet of the first water pipe (23) and the second water pipe (24), the ball valve assembly (32) is connected with the first water spray nozzle (32) in a threaded way, as shown in figure 3, the novel air filter is characterized in that a first steering engine B1 (34) is arranged on the wall of the first water pipe (23), a first round hole is formed in a swing rod (35) of the first steering engine B1 (34), a second round hole is formed in a rotating rod (36) of the first ball valve (32), the first round hole is aligned with the second round hole and then is penetrated by a bolt (37) and the bolt (37) is in threaded connection with a nut (38), so that the swing rod (35) is in rotary connection with the rotating rod (36), the second automatic water spraying component (26) is of the same structure, the first ball valve (32) and the rotating rod (36) thereof, the swing rod (35) of the first steering engine B1 and the first nozzle (33) are made of stainless steel, an air filter screen (41) is arranged between an air inlet of the filter box (1) and a sponge block (27), and an active carbon deodorizing filter screen (42) and a HEPA filter screen (43) are sequentially arranged between the sponge block (27) and an air outlet of the filter box (1);
As shown in fig. 4, the purification control system includes a signal processing module and a power module, where a signal input end of the signal processing module is connected with a signal output end of the signal acquisition module, a first signal output end of the signal processing module is connected with a signal input end of the display module, a second signal output end of the signal processing module is connected with a signal input end of the water spraying control module, a third signal output end of the signal processing module is connected with a signal input end of the extrusion control module, a fourth signal output end of the signal processing module is connected with a signal input end of the air extraction control module, a first electric energy output end of the power module is connected with an electric energy input end of the signal processing module, and a second electric energy output end of the power module is connected with an electric energy input end of the display module and an electric energy input end of the signal acquisition module, respectively;
As shown in FIG. 5, the signal acquisition module is a gas sensor L1, a signal output end OUT of the gas sensor L1 is connected with a 13 th pin D13/SCK of the signal processing module U1 through a first resistor R1, a power supply end VCC of the gas sensor L1 is connected with a positive electrode of a power supply V1 through a switch S1, a grounding end GND of the gas sensor L1 is grounded, a 5V power supply end of the signal processing module U1 is connected with a positive electrode of the power supply V1 through the switch S1, the air extraction control module is a first induced fan Y1 and a second induced fan Y2, a positive input end V+ of the first induced fan Y1 is connected with a 4 th pin D4 of the signal processing module U1, a negative input end V-grounded of the first induced fan Y1, a positive input end V+ of the second induced fan Y2 is connected with a 5 th pin D5 of the signal processing module U1, the negative input end V-of the second induced draft fan Y2 is grounded, the display module is a display screen G1, a first analog signal input end P0 of the display screen G1 is connected with a 16 th pin A2 of the signal processing module U1, a second analog signal input end P1 of the display screen G1 is connected with a 17 th pin A3 of the signal processing module U1, a power end VCC of the display screen G1 is connected with the positive electrode of the power supply V1 through a switch S1, the grounding end GND of the display screen G1 is grounded, the display screen G1 is a capacitive touch screen, the display screen G1 (45) is arranged in the middle of the front surface of the filter box 1, the extrusion control module is a first telescopic motor M1 and a second telescopic motor M2, a positive input end V+ of the first telescopic motor M1 is connected with A3 rd pin D3 of the signal processing module, the negative input end V-of the first telescopic motor M1 is grounded, the positive input end V+ of the second telescopic motor M2 is connected with the 8 th pin D8 of the signal processing module, the negative input end V-of the second telescopic motor M2 is grounded, the water spray control module comprises a first steering engine B1 and a second steering engine B2, the signal input end pulse of the first steering engine B1 is connected with the 9 th pin D9PWM of the signal processing module U1, the positive input end V+ of the first steering engine B1 is connected with the positive pole of the power supply V1 through a switch S1, the negative input end V-of the first steering engine B1 is connected with the negative pole of the power supply V1, the signal input end pulse of the second steering engine B2 is connected with the 11 th pin D11PWM of the signal processing module U1, the positive input end V+ of the second steering engine B2 is connected with the positive pole of the power supply V1 through the switch S1, and the negative input end V-of the second steering engine B2 is connected with the negative pole of the power supply V1.
In the embodiment, the display screen G1 is a 2.8 inch HMI serial screen, the gas sensor L1 is an MQ-135, the singlechip U1 is an Arduino UNO R3 development board, the induced draft fan is a BXF-100, the telescopic motor is an N20, the steering engine is a DS3115, and the power supply V1 is Delipow18650 lithium battery pack.
The working process of the utility model is as follows: the staff covers the leakage-proof cover on the SF6 air supply port of the electrical equipment, the air supply port is aligned to the air supply port, then the two plugging caps are twisted off, the SF6 air tank is in threaded connection with the air supply pipe, at the moment, the external SF6 air tank starts to charge new SF6 gas to the electrical equipment, no matter what the butt joint process of the interface and the interface is just started or the interface is separated after the air is completely charged, the SF6 gas can leak even in the air charging process due to the air pressure difference, the staff presses down the switch, when the leaked SF6 gas flows through the exhaust pipeline and is detected by the gas sensor, the singlechip starts the front and rear induced draft fans to suck the SF6 gas into the purifying box after receiving the signal of the gas sensor, when the SF6 gas passes through the air filter screen, the air filter screen can filter large particle impurities in the gas, then the nozzles on two sides start to spray out clean water to remove vulcanized matters in the SF6 gas, a part of the vulcanized matters is changed into a part of the sewage to be absorbed by the sponge, the first part of the sewage falls into the waste water pool after the sponge, and the part of the sewage is absorbed by the sponge, and the part of the vulcanized matters are removed by the sponge, and the vulcanized matters are removed by the active carbon pollution gas in turn, and the HEPA gas can be directly discharged into the exhaust filter screen after the HEP gas through the exhaust filter screen. In the water spraying process of the nozzle, after the gas sensor cannot detect that the gas flows through, the water spraying is stopped after the gas sensor delays for half a minute to 1 minute, then the singlechip starts two telescopic motors to control the pressing plates to squeeze the sponge, and the water absorbed before the sponge is discharged as much as possible through reciprocating extrusion, so that the device is prepared for the next use. After the sewage extruded from the sponge falls into the wastewater tank, the sewage is subjected to chemical reaction with barium hydroxide solution in the tank like the sewage flowing in before, sediment such as barium sulfate generated by the reaction is blocked by the second screen, the water is basically pollution-free, and finally, a worker unscrews a circular drain valve of a drain outlet at the bottom of the filter tank anticlockwise, so that the water is discharged outwards. In the purification process, a worker can start two telescopic motor control pressing plates to squeeze the sponge through the display screen according to actual conditions, so that excessive water is not accumulated in the exhaust channel. The same applies when the electrical equipment is not to be replenished with new SF6 gas, but the original SF6 gas in the electrical equipment is exhausted by the exhaust fan for ventilation.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (10)
1. A purifier of prevention SF6 gas leakage, its characterized in that: the filter comprises a filter box (1), an inflation tube (3) and a purification control system, wherein a leakage-proof cover (5) is arranged at one end of an inflation interface (4) of the inflation tube (3), an air inlet of the inflation tube (3) is in threaded connection with a first plugging cap (6), a first sealing ring (7) is arranged around the inflation interface (4) of the inflation tube (3), an exhaust pipeline (2) penetrates through the middle part of the filter box (1), the air inlet of the exhaust pipeline (2) is inserted into the leakage-proof cover (5) from a lower inlet of the leakage-proof cover (5), a second sealing ring (8) is arranged around an inlet below the leakage-proof cover (5), an air outlet of the exhaust pipeline (2) is in threaded connection with the second plugging cap (9), and four box feet (47) are arranged at the bottom of the filter box (1).
A water tank (10) is arranged in the middle of the top of the filter tank (1), a first water outlet (11) is arranged in the middle of the bottom of the water tank (10), a bearing plate (12) is arranged below the first water outlet (11), a first base (14) and a second base (15) are arranged on the lower surface of the bearing plate (12), a first telescopic motor M1 (16) is arranged on the first base (14), an output shaft of the first telescopic motor M1 (16) is connected with a first push rod (18) through a first universal joint coupling (17), the other end of the first push rod (18) is inserted into an exhaust pipeline (2) to be welded with a pressing plate (19), a second telescopic motor M2 (20) is arranged on the second base (15), the output shaft of the second telescopic motor M2 (20) is connected with a second push rod (22) through a second universal joint coupling (21), and the other end of the second push rod (22) is inserted into the exhaust pipeline (2) to be welded with the pressing plate (19);
The bottom surface of the exhaust pipeline (2) is provided with a second water outlet (29), a first screen (28) is paved on the second water outlet (29), a layer of sponge block (27) is arranged on the first screen (28), the sponge block (27) is positioned right below the pressing plate (19), the lower part of the second water outlet (29) is a wastewater tank (30), a third water outlet (48) is arranged right in the middle of the bottom of the wastewater tank (30), a second screen (31) is arranged right above the third water outlet (48), a drainage pipeline (49) is connected to the third water outlet (48), and a drainage outlet of the drainage pipeline (49) is connected with an internal thread of a circular drainage valve (50);
A first water pipe (23) is arranged between the bottom plate (13) at the left side of the first water outlet (11) and the bearing plate (12), a second water pipe (24) is arranged between the bottom plate (13) at the right side of the first water outlet (11) and the bearing plate (12), the first water pipe (23) and the second water pipe (24) are both inserted into the exhaust pipeline (2), the water outlets of the first water pipe (23) and the second water pipe (24) are respectively connected with a first automatic water spraying component (25) and a second automatic water spraying component (26), the first automatic water spraying component (25) comprises a first ball valve (32), the water inlet of the first ball valve (32) is in threaded connection with the water outlet of the first water pipe (23), the water outlet of the first ball valve (32) is in threaded connection with the water inlet of the first nozzle (33), a first steering engine B1 (34) is arranged on the wall of the first water pipe (23), a first round hole is arranged on the swing rod (35) of the first steering engine B1 (34), the first ball valve (32) is provided with a first ball valve (36), the swing rod (36) is in threaded connection with the round hole (37) through the first round hole (37) through the screw bolt (37) and the round hole (37) is rotated, the second automatic water spraying component (26) is also of the same structure;
A first induced draft fan Y1 (39) and a second induced draft fan Y2 (40) are arranged in the exhaust pipeline (2), the first induced draft fan Y1 (39) is positioned on the left side of the filter box (1), the second induced draft fan Y2 (40) is positioned on the right side of the filter box (1), an air filter screen (41) is arranged between an air inlet of the filter box (1) and a sponge block (27), and an active carbon deodorizing filter screen (42) and an HEPA filter screen (43) are sequentially arranged between the sponge block (27) and an air outlet of the filter box (1);
The purification control system comprises a signal processing module and a power module, wherein a signal input end of the signal processing module is connected with a signal output end of the signal acquisition module, a first signal output end of the signal processing module is connected with a signal input end of the display module, a second signal output end of the signal processing module is connected with a signal input end of the water spraying control module, a third signal output end of the signal processing module is connected with a signal input end of the extrusion control module, a fourth signal output end of the signal processing module is connected with a signal input end of the air extraction control module, a first electric energy output end of the power module is connected with an electric energy input end of the signal processing module, and a second electric energy output end of the power module is connected with an electric energy input end of the display module and an electric energy input end of the signal acquisition module respectively.
2. A purification apparatus for preventing leakage of SF6 gas according to claim 1, wherein: the signal acquisition module is a gas sensor L1, a signal output end OUT of the gas sensor L1 is connected with a 13 th pin D13/SCK of the signal processing module U1 through a first resistor R1, a power end VCC of the gas sensor L1 is connected with a positive electrode of a power supply V1 through a switch S1, a ground end GND of the gas sensor L1 is grounded, and a 5V power end of the signal processing module U1 is connected with the positive electrode of the power supply V1 through the switch S1.
3. A purification apparatus for preventing leakage of SF6 gas according to claim 1, wherein: the air extraction control module is a first induced draft fan Y1 and a second induced draft fan Y2, the positive input end V+ of the first induced draft fan Y1 is connected with the 4 th pin D4 of the signal processing module U1, the negative input end V-of the first induced draft fan Y1 is grounded, the positive input end V+ of the second induced draft fan Y2 is connected with the 5 th pin D5 of the signal processing module U1, and the negative input end V-of the second induced draft fan Y2 is grounded.
4. A purification apparatus for preventing leakage of SF6 gas according to claim 1, wherein: the display module is a display screen G1, a first analog signal input end P0 of the display screen G1 is connected with a 16 th pin A2 of the signal processing module U1, a second analog signal input end P1 of the display screen G1 is connected with a 17 th pin A3 of the signal processing module U1, a power end VCC of the display screen G1 is connected with an anode of a power supply V1 through a switch S1, and a grounding end GND of the display screen G1 is grounded.
5. A purification apparatus for preventing leakage of SF6 gas according to claim 1, wherein: the extrusion control module is a first telescopic motor M1 and a second telescopic motor M2, the positive input end V+ of the first telescopic motor M1 is connected with the 3 rd pin D3 of the signal processing module, the negative input end V-of the first telescopic motor M1 is grounded, the positive input end V+ of the second telescopic motor M2 is connected with the 8 th pin D8 of the signal processing module, and the negative input end V-of the second telescopic motor M2 is grounded.
6. A purification apparatus for preventing leakage of SF6 gas according to claim 1, wherein: the water spray control module comprises a first steering engine B1 and a second steering engine B2, wherein a signal input end pulse of the first steering engine B1 is connected with a 9 th pin D9PWM of the signal processing module U1, a positive input end V+ of the first steering engine B1 is connected with a positive electrode of the power supply V1 through a switch S1, a negative input end V-of the first steering engine B1 is connected with a negative electrode of the power supply V1, a signal input end pulse of the second steering engine B2 is connected with a 11 th pin D11PWM of the signal processing module U1, a positive input end V+ of the second steering engine B2 is connected with the positive electrode of the power supply V1 through a switch S1, and a negative input end V-of the second steering engine B2 is connected with the negative electrode of the power supply V1.
7. A purification apparatus for preventing leakage of SF6 gas according to claim 2, wherein: the gas sensor L1 (44) is arranged in the exhaust pipeline (2) and positioned at the left side of the first induced draft fan Y1 (39), and the switch S1 (46) is a ship-shaped switch.
8. A purification apparatus for preventing leakage of SF6 gas according to claim 1, wherein: the waste water tank (30) is filled with barium hydroxide solution.
9. The purification apparatus for preventing leakage of SF6 gas of claim 4, wherein: the display screen G1 is a capacitive touch screen, and the display screen G1 (45) is arranged in the middle of the front face of the filter box (1).
10. A purification apparatus for preventing leakage of SF6 gas according to claim 1, wherein: the first ball valve (32) and the rotating rod (36) thereof, the swinging rod (35) of the first steering engine B1 and the first nozzle (33) are all made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321538788.2U CN220834628U (en) | 2023-06-16 | 2023-06-16 | Purification device for preventing SF6 gas leakage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321538788.2U CN220834628U (en) | 2023-06-16 | 2023-06-16 | Purification device for preventing SF6 gas leakage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220834628U true CN220834628U (en) | 2024-04-26 |
Family
ID=90746782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321538788.2U Active CN220834628U (en) | 2023-06-16 | 2023-06-16 | Purification device for preventing SF6 gas leakage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220834628U (en) |
-
2023
- 2023-06-16 CN CN202321538788.2U patent/CN220834628U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204629826U (en) | A kind of indoor air-purification device | |
| CN204678537U (en) | Except haze purification of air unit | |
| CN206483572U (en) | A kind of high voltage electrostatic dust precipitator | |
| CN220834628U (en) | Purification device for preventing SF6 gas leakage | |
| CN214130967U (en) | Vertical waste gas purification scrubbing tower | |
| CN108499286A (en) | A kind of intelligent and high-efficiency cleaner based on Internet of things system | |
| CN210385293U (en) | Energy-efficient low temperature plasma purifier | |
| CN104990166A (en) | Efficient purifying and haze-removal fresh air machine | |
| CN213725531U (en) | Waste gas treatment device | |
| CN212188386U (en) | Mill is with novel quick purification of air device | |
| CN209475982U (en) | Chemical plant wastewater handles reactor off-gas recyclable device | |
| CN116951304A (en) | Device for changing and purifying SF6 gas | |
| CN220918293U (en) | Constant-pressure water supply equipment with water purifying function | |
| CN112337249A (en) | A filter equipment for waste gas | |
| CN220238885U (en) | Electric tar precipitator capable of automatically cleaning inner cavity | |
| CN212894347U (en) | Municipal works sewage filter equipment | |
| CN110026056A (en) | It is a kind of can Rapid Cleaning electrode low-temperature plasma waste gas treatment equipment | |
| CN216677595U (en) | Electrical engineering and automatic protector thereof | |
| CN216395765U (en) | Harmful gas processing apparatus in rubber ejection of compact | |
| CN220495671U (en) | Energy-saving environment-friendly circulating cooling water treatment device of refrigerating unit | |
| CN215506187U (en) | Waste gas treatment environmental protection equipment | |
| CN218272173U (en) | Intelligent power distribution detection device | |
| CN206996172U (en) | A kind of compounding jar dust absorbing device | |
| CN216062514U (en) | Waste gas treatment environmental protection equipment | |
| CN219252731U (en) | Solid waste treatment equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |