CN112032393B - Valve special for liquefied gas - Google Patents
Valve special for liquefied gas Download PDFInfo
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- CN112032393B CN112032393B CN202010697213.XA CN202010697213A CN112032393B CN 112032393 B CN112032393 B CN 112032393B CN 202010697213 A CN202010697213 A CN 202010697213A CN 112032393 B CN112032393 B CN 112032393B
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- adsorption
- valve
- dimethyl ether
- sealing
- adsorption filter
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/08—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid using a permanent magnet
- F16K31/082—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid using a permanent magnet using a electromagnet and a permanent magnet
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D49/00—Separating dispersed particles from gases, air or vapours by other methods
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65C—LABELLING OR TAGGING MACHINES, APPARATUS, OR PROCESSES
- B65C9/00—Details of labelling machines or apparatus
- B65C9/08—Label feeding
- B65C9/18—Label feeding from strips, e.g. from rolls
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0644—One-way valve
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- 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
- F17C13/04—Arrangement or mounting of valves
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- 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
- F17C13/06—Closures, e.g. cap, breakable member
Abstract
The invention discloses a special valve for liquefied gas, which comprises a valve body and is characterized in that: the novel gas-liquid separation device is characterized in that a gas guide tube is connected to one side of the valve body in a through mode, a hoop is movably connected to the outer portion of the gas guide tube through threads, an electromagnet is embedded into the hoop, a plurality of sliding grooves are formed in the inner wall of the threaded tube, permanent magnets are connected to the sliding grooves in a sliding mode and are of a quarter disc-shaped structure, the permanent magnets are mutually attracted, an adsorption device is installed inside the valve body and comprises a reactant box, a driving air pump is fixed to one side of the reactant box through welding, a lattice paster is fixed to one end of the driving air pump through bolts, a main rotary disc is connected to one side of the lattice paster, an adsorption tube is fixed to one side of the lattice paster through welding, and a planetary gear is fixed to the bottom of the adsorption filter through welding.
Description
Technical Field
The invention relates to the technical field of valves, in particular to a special valve for liquefied gas.
Background
The pressure reducing valves special for liquefied gas are various, and the common pressure reducing valves are as follows: pilot piston type pressure reducing valves, diaphragm type pressure reducing valves, bellows type pressure reducing valves, proportional type pressure reducing valves, self-operated pressure reducing valves, direct acting piston type pressure reducing valves, back pressure regulating valves, and the like. They are each suitable for different working media.
The dimethyl ether can't be filtered in the inside liquefied gas of valve body to current liquefied gas valve door, leads to current liquefied gas jar availability factor to have the bottleneck, and the practicality is poor. Therefore, it is necessary to design a valve for liquefied gas, which has a practical cavity and a good adsorption effect.
Disclosure of Invention
The invention aims to provide a special valve for liquefied gas, which solves the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: the special valve for liquefied gas comprises a valve body and is characterized in that: one side through connection of valve body has the air duct, there is the hoop the outside of air duct through screw thread swing joint, the inside embedding of hoop has the electro-magnet, the inner wall of screwed pipe is provided with a plurality of spouts, and sliding connection has the permanent magnet in the spout, the permanent magnet is the discoid structure of fourth, and each permanent magnet actuation each other, the internally mounted of valve body has adsorption equipment, when using this valve, at first switches on the electro-magnet, the electro-magnet actuation permanent magnet this moment, the runner passageway of valve body after the actuation is opened, can switch on inside medium this moment, when the electro-magnet outage, the permanent magnet blocks the runner passageway of valve body, the passageway of valve body reduces to the closure state in step this moment, decides the degree of opening and shutting of circulation passageway through the circular current of adjustment electro-magnet to decide the size of flow, control is convenient.
According to the technical scheme, the adsorption device comprises a reactant box, a driving air pump is fixedly arranged on one side of the reactant box through welding, a stop motion patch is fixedly arranged at one end of the driving air pump through a bolt, a main rotary disc is connected to one side of the stop motion patch, an adsorption tube is fixedly arranged on one side of the stop motion patch through welding, an adsorption filter is rotatably arranged on one side of the adsorption tube, a planetary gear is fixedly arranged at the bottom of the adsorption filter through welding and is meshed with the main rotary disc, when the adsorption device works, the driving air pump is started firstly to enable reactants in the reactant box to bulge out of the adsorption tube from the interior of the adsorption tube, and a plurality of through holes are formed in the adsorption tube for discharging the reactants, so that the fluids around the stop motion patch are fully reacted, the reacted fluids are discharged from the adsorption filter, and solid dimethyl ether particles are deposited in the adsorption filter, and separation of dimethyl ether and liquefied gas is realized.
According to the technical scheme, the adsorption filter comprises an adsorption area and a regeneration area, the space ratio of the adsorption area to the regeneration area is four to one, the adsorption filter area is used for adsorbing and recovering dimethyl ether of liquefied gas, and the regeneration area is used for collecting the dimethyl ether into a special recovery device to prevent the dimethyl ether from being wasted.
According to the technical scheme, one side of adsorption filter is provided with dimethyl ether recovery unit, dimethyl ether recovery unit includes explosion-proof jar, the gas outlet department of explosion-proof jar is provided with the air inlet pipe mouth, the air inlet pipe mouth contacts with the regeneration zone, the orificial opening part of air inlet has a plurality of gyro wheels through bearing swing joint, the outside activity of gyro wheel has cup jointed the square shell, square shell and adsorption filter's surface sliding contact, adsorption filter's opposite side is provided with the presser, the presser contacts with the regeneration zone, and when using the recovery unit of dimethyl ether, start the presser, it is with the solid state dimethyl ether compound in the adsorption filter through the high-pressure to the spray irrigation in the explosion-proof jar to take off solid state dimethyl ether powder from adsorption filter, make things convenient for adsorption filter circulation function.
According to the technical scheme, one side of stop motion paster is provided with the torsional spring, the gas flow way has been seted up to the inside of stop motion paster, the inner wall of gas flow way is provided with a plurality of valve plates, one-way tooth has been seted up to one side of valve plate, one-way tooth is the cooperation structure with the torsional spring, the stop motion paster is used for making the fluid at its internal recycle to can increase the time of reaction, it can increase reaction area to be provided with a plurality of valve plates on the stop motion paster, makes the recovery of dimethyl ether more abundant, when last tight torsional spring, it utilizes one-way tooth drive all valve plates to rotate to a direction, and the torsional spring loosens naturally afterwards, and one-way tooth drive valve plate rotates backward, thereby the fluid can form slow convection current, makes the fluid reaction more abundant.
According to the technical scheme, one side of the valve body is connected with a vacuum pasting and sealing device, the vacuum pasting and sealing device comprises a hinged support, the top of the hinged support is movably connected with a valve core through a bearing, air holes are uniformly formed in the outer wall of the valve core, a rotating motor is fixed on one side of the hinged support through a bolt, an output shaft of the rotating motor is movably connected with the valve core through a coupler, the vacuum pasting and sealing device is used for pasting and sealing an air outlet nozzle of the liquefied gas tank, the rotating motor is started during working, the output shaft of the rotating motor drives the valve core to rotate, so that the inside of the valve core is pumped into negative pressure, sealing is convenient to be achieved through a seal, and the valve core can achieve omnibearing sealing through rolling.
According to the technical scheme, the two sides of the valve core are provided with the elastic sealing assemblies, each elastic sealing assembly comprises an elastic pile, one side of each elastic pile is provided with the telescopic cylinder, the telescopic cylinders are fixed with the hinged supports through welding, the labeling devices are arranged on one sides of the hinged supports, the elastic sealing assemblies are used for preventing the hinged supports from generating gas leakage, and the telescopic cylinders can be attached to and sealed with the valve core when being extended.
According to the technical scheme, the labeling device comprises a labeling roller, a transparent label tape is fixed on the labeling roller in a winding mode, one side of the transparent label tape is in contact with the valve core, one end of the labeling roller is connected with external torque, an adhesive surface is arranged on one side of the transparent label tape and is in contact with the adsorption filter, and the labeling roller is used for sealing the valve core in a labeling mode and preventing the valve core from being sealed only by the inherent structure of the liquefied gas tank, so that gas leakage is prevented.
According to the technical scheme, the hoop is provided with the anti-skidding threads which are connected with the threaded pipe, the anti-skidding threads are used for improving the anti-skidding effect of the device, and the anti-skidding threads and the threaded pipe cannot be rapidly disengaged
Compared with the prior art, the invention has the following beneficial effects: in the invention, the raw materials are mixed,
(1) By arranging the adsorption device, the electromagnet is electrified, the permanent magnet is attracted by the electromagnet, the flow passage of the valve body is opened after attraction, the medium in the valve body can be conducted, when the electromagnet is powered off, the flow passage of the valve body is blocked by the permanent magnet, the flow passage of the valve body is synchronously reduced to a closed state, the opening and closing degree of the flow passage is determined by adjusting the electrifying current of the electromagnet, the flow rate is determined, and the control is convenient;
(2) The dimethyl ether recovery device is arranged, the pressurizer is started, and the solid dimethyl ether compound in the adsorption filter is sprayed into the explosion-proof tank through high pressure, so that solid dimethyl ether powder is taken down from the adsorption filter, and the cyclic operation of the adsorption filter is facilitated;
(3) By arranging the empty sealing device, the rotary motor is started during working, and the output shaft of the rotary motor drives the valve core to rotate, so that the interior of the valve core is pumped into negative pressure, sealing is conveniently realized by using the sealing strip, and the valve core can realize omnibearing sealing by rolling;
(4) The labeling roller and other components are arranged for sealing the valve core in a labeling mode, so that the valve core is prevented from being sealed only by the inherent structure of the liquefied gas tank, and gas leakage is prevented.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the adsorption apparatus of the present invention;
FIG. 3 is a schematic view of the vacuum sealing apparatus of the present invention;
in the figure: 1. a threaded pipe; 2. a hoop; 3. a gas-guide tube; 4. a valve body; 5. an aeration device; 6. an adsorption device; 7. vacuum pasting and sealing device; 61. an adsorption filter; 62. a planetary gear; 63. an adsorption tube; 64. a gas diffusion plate; 65. freezing the patch; 66. driving the air pump; 67. a reactant cartridge; 68. a main turntable; 71. a hinged support; 72. an air suction port; 73. an elastomeric seal assembly; 74. air holes; 75. a valve core; 76. a motor frame; 77. a rotating electric machine.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides the following technical solutions: the special valve for liquefied gas comprises a valve body 4, and is characterized in that: one side of the valve body 4 is connected with an air duct 3 in a through manner, the exterior of the air duct 3 is movably connected with a hoop ring 2 through threads, an electromagnet is embedded in the hoop ring 2, the inner wall of a threaded pipe 1 is provided with a plurality of sliding grooves, permanent magnets are connected in the sliding grooves in a sliding manner and are of a quarter disc-shaped structure, the permanent magnets are mutually attracted, an adsorption device 6 is installed in the valve body 4, when the valve is used, the electromagnet is electrified, the permanent magnets are attracted, a flow passage of the valve body 4 is opened after attraction, media in the valve body can be conducted, when the electromagnet is powered off, the permanent magnets block the flow passage of the valve body 4, the flow passage of the valve body is synchronously reduced to a closed state, the opening and closing degree of the flow passage is determined by adjusting the electrified current of the electromagnet, so that the flow rate is determined, and the control is convenient;
the adsorption device 6 comprises a reactant box 67, a driving air pump 66 is fixedly welded on one side of the reactant box 67, a grid patch 65 is fixedly arranged at one end of the driving air pump 66 through a bolt, a main rotary disc 68 is connected on one side of the grid patch 65, an adsorption pipe 63 is fixedly welded on one side of the grid patch 65, an adsorption filter 61 is rotatably arranged on one side of the adsorption pipe 63, a planetary gear 62 is fixedly welded at the bottom of the adsorption filter 61, the planetary gear 62 is meshed with the main rotary disc 68, when the adsorption device works, the driving air pump 66 is started firstly, reactants in the reactant box 67 are blown out of the adsorption pipe 63 from the interior of the adsorption pipe, a plurality of through holes are formed in the adsorption pipe 63 for discharging the reactants, so that the fluids around the grid patch 65 are fully reacted, the reacted fluids are discharged from the adsorption filter 61, solid dimethyl ether particles are deposited in the adsorption filter 61, and the separation of dimethyl ether and liquefied gas is realized;
the adsorption filter 61 comprises an adsorption area and a regeneration area, the space ratio of the adsorption area to the regeneration area is four to one, the adsorption filtration area is used for adsorbing and recovering dimethyl ether of liquefied gas, and the regeneration area is used for collecting the dimethyl ether into a special recovery device to prevent the waste of the dimethyl ether;
the dimethyl ether recovery device is arranged on one side of the adsorption filter 61 and comprises an explosion-proof tank, an air inlet pipe orifice is formed in an air outlet of the explosion-proof tank and is in contact with a regeneration area, a plurality of rollers are movably connected to an opening of the air inlet pipe orifice through bearings, a square shell is movably sleeved outside the rollers and is in sliding contact with the surface of the adsorption filter 61, a pressurizer is arranged on the other side of the adsorption filter 61 and is in contact with the regeneration area, when the dimethyl ether recovery device is used, the pressurizer is started and sprays solid dimethyl ether compounds in the adsorption filter 61 into the explosion-proof tank through high pressure, so that solid dimethyl ether powder is taken down from the adsorption filter 61, and the adsorption filter 61 can conveniently run circularly;
the torsion spring is arranged on one side of the lattice paster 65, the gas flow channel is formed in the lattice paster 65, the valve plates are arranged on the inner wall of the gas flow channel, one side of each valve plate is provided with one-way teeth, the one-way teeth and the torsion spring are of a matched structure, the lattice paster 65 is used for enabling fluid to circulate in the interior of the lattice paster, and therefore the reaction time can be increased, the reaction area can be increased due to the fact that the valve plates are arranged on the lattice paster, and therefore the dimethyl ether can be recovered more fully;
one side of the valve body 4 is connected with a vacuum attaching and sealing device 7, the vacuum attaching and sealing device 7 comprises a hinged support 71, the top of the hinged support 71 is movably connected with a valve core 75 through a bearing, air holes 74 are uniformly formed in the outer wall of the valve core 75, a rotating motor 77 is fixed on one side of the hinged support 71 through a bolt, an output shaft of the rotating motor 77 is movably connected with the valve core 75 through a coupling, the vacuum attaching and sealing device is used for attaching and sealing an air outlet nozzle of a liquefied gas tank, the rotating motor 77 is started during work, the output shaft of the rotating motor drives the valve core 75 to rotate, so that the interior of the valve core is pumped into negative pressure, sealing is convenient to be realized by using a seal, and the valve core 75 can realize omnibearing sealing through rolling;
the labeling device comprises a labeling roller, a transparent label tape is wound and fixed on the labeling roller, one side of the transparent label tape is in contact with the valve core 75, one end of the labeling roller is connected with external torque, an adhesive surface is arranged on one side of the transparent label tape and is in contact with the adsorption filter 61, and the labeling roller is used for sealing the valve core in a labeling mode and preventing the valve core from being sealed only by the inherent structure of the liquefied gas tank, so that gas leakage is prevented;
the hoop 2 is provided with anti-skid threads which are connected with the threaded pipe 1, and the anti-skid threads are used for improving the anti-skid effect of the device and are not easy to be quickly disengaged from the threaded pipe 1.
Example (b): when the special air valve is used, firstly, the electromagnet is electrified, the permanent magnet is attracted by the electromagnet, the flow passage of the valve body 4 is opened after attraction, the internal medium can be conducted at the moment, when the electromagnet is powered off, the flow passage of the valve body 4 is blocked by the permanent magnet, the flow passage of the valve body is synchronously reduced to a closed state, the opening and closing degree of the flow passage is determined by adjusting the electrified current of the electromagnet, so that the flow is determined, and the control is convenient; when the adsorption device works, firstly, the driving air pump 66 is started, the reactant in the reactant box 67 is blown out of the adsorption tube 63 from the interior of the adsorption tube, a plurality of through holes are formed in the adsorption tube 63 for discharging the reactant, so that the fluid around the stop-motion patch 65 is fully reacted, the reacted fluid is discharged from the adsorption filter 61, solid dimethyl ether particles are deposited in the adsorption filter 61, and the separation of dimethyl ether and liquefied gas is realized; the adsorption filtering area is used for adsorbing and recovering dimethyl ether of the liquefied gas, and the regeneration area is used for collecting the dimethyl ether into a special recovery device so as to prevent the dimethyl ether from being wasted; when the dimethyl ether recovery device is used, the pressurizer is started, the solid dimethyl ether compound in the adsorption filter 61 is sprayed into the explosion-proof tank through high pressure, so that the solid dimethyl ether powder is taken down from the adsorption filter 61, and the cyclic operation of the adsorption filter 61 is facilitated; the fixed-lattice paster 65 is used for enabling fluid to circulate in the fixed-lattice paster, so that the reaction time can be prolonged, the reaction area can be increased due to the fact that the valve plates are arranged on the fixed-lattice paster, and the dimethyl ether can be recovered more fully; the vacuum sealing device is used for sealing an air outlet nozzle of the liquefied gas tank, when the vacuum sealing device works, the rotating motor 77 is started, an output shaft of the rotating motor drives the valve element 75 to rotate, so that the inside of the valve element is pumped into negative pressure, sealing is conveniently realized by using a sealing strip, and the valve element 75 can realize omnibearing sealing by rolling; the elastic sealing component 73 is used for preventing the hinge support 71 from gas leakage, and the telescopic cylinder can be attached to and sealed with the valve core 75 when being extended; the labeling roller is used for sealing the valve core in a labeling mode, so that the valve core is prevented from being sealed only by the inherent structure of the liquefied gas tank, and gas leakage is prevented; the anti-slip threads are used for the anti-slip effect of the lifting device and are not disengaged from the threaded pipe 1 more quickly.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (1)
1. The special valve for liquefied gas comprises a valve body (4), and is characterized in that: one side of the valve body (4) is connected with an air guide pipe (3) in a through mode, the outer portion of the air guide pipe (3) is movably connected with a hoop (2) through threads, an electromagnet is embedded into the hoop (2), the inner wall of the threaded pipe (1) is provided with a plurality of sliding grooves, permanent magnets are connected into the sliding grooves in a sliding mode, the permanent magnets are of a quarter disc-shaped structure and attract one another, and an adsorption device (6) is installed inside the valve body (4);
the adsorption device (6) comprises a reactant box (67), a driving air pump (66) is fixedly arranged on one side of the reactant box (67) through welding, a fixed-grid patch (65) is fixedly arranged at one end of the driving air pump (66) through a bolt, a main rotary disc (68) is connected to one side of the fixed-grid patch (65), an adsorption tube (63) is fixedly arranged on one side of the fixed-grid patch (65) through welding, an adsorption filter (61) is rotatably arranged on one side of the adsorption tube (63), a planetary gear (62) is fixedly arranged at the bottom of the adsorption filter (61) through welding, and the planetary gear (62) is meshed with the main rotary disc (68);
the adsorption filter (61) comprises an adsorption zone and a regeneration zone, and the space ratio of the adsorption zone to the regeneration zone is four to one;
a dimethyl ether recovery device is arranged on one side of the adsorption filter (61) and comprises an explosion-proof tank, an air inlet pipe orifice is arranged at an air outlet of the explosion-proof tank and is in contact with a regeneration area, a plurality of rollers are movably connected to the opening of the air inlet pipe orifice through bearings, a square shell is movably sleeved outside each roller, the square shell is in sliding contact with the surface of the adsorption filter (61), and a pressurizer is arranged on the other side of the adsorption filter (61) and is in contact with the regeneration area;
a torsion spring is arranged on one side of the stop motion paster (65), a gas flow channel is formed in the stop motion paster (65), a plurality of valve plates are arranged on the inner wall of the gas flow channel, one side of each valve plate is provided with a one-way tooth, and the one-way tooth and the torsion spring are of a matched structure;
one side of the valve body (4) is connected with a vacuum sealing device (7), the vacuum sealing device (7) comprises a hinged support (71), the top of the hinged support (71) is movably connected with a valve core (75) through a bearing, air holes (74) are uniformly formed in the outer wall of the valve core (75), one side of the hinged support (71) is fixedly provided with a rotating motor (77) through a bolt, an output shaft of the rotating motor (77) is movably connected with the valve core (75) through a coupler, and the vacuum sealing device is used for sealing an air outlet nozzle of the liquefied gas tank;
elastic sealing components (73) are arranged on two sides of the valve core (75), each elastic sealing component (73) comprises an elastic pile, a telescopic cylinder is arranged on one side of each elastic pile, the telescopic cylinder is fixed with the hinged support (71) through welding, and a labeling device is arranged on one side of the hinged support;
the labeling device comprises a labeling roller, a transparent label tape is fixed on the labeling roller in a winding mode, one side of the transparent label tape is in contact with a valve core (75), one end of the labeling roller is connected with external torque, an adhesive surface is arranged on one side of the transparent label tape, and the adhesive surface is in contact with an adsorption filter (61);
the hoop (2) is provided with anti-skid threads, and the anti-skid threads are connected with the threaded pipe (1);
when the valve is used, firstly, the electromagnet is electrified, the permanent magnet is attracted by the electromagnet, the flow passage of the valve body is opened after attraction, the medium in the valve body can be conducted, when the electromagnet is powered off, the flow passage of the valve body is blocked by the permanent magnet, the flow passage of the valve body is synchronously reduced to a closed state, the opening and closing degree of the flow passage is determined by adjusting the electrifying current of the electromagnet, so that the flow is determined, and the control is convenient;
when the adsorption device works, the driving air pump is started firstly, the reactant in the reactant box is blown out of the adsorption tube from the interior of the adsorption tube, a plurality of through holes are formed in the adsorption tube for discharging the reactant, so that the fluid around the stop-motion patch is fully reacted, the reacted fluid is discharged from the adsorption filter, and solid dimethyl ether particles are deposited in the adsorption filter, so that the separation of dimethyl ether and liquefied gas is realized;
the adsorption filtering area is used for adsorbing and recovering dimethyl ether of the liquefied gas, and the regeneration area is used for collecting the dimethyl ether into a special recovery device so as to prevent the dimethyl ether from being wasted;
when the dimethyl ether recovery device is used, the pressurizer is started, and the solid dimethyl ether compound in the adsorption filter is sprayed into the anti-explosion tank through high pressure, so that the solid dimethyl ether powder is taken down from the adsorption filter, and the cyclic operation of the adsorption filter is facilitated;
the fixed-grid patch is used for enabling fluid to circulate in the fixed-grid patch, so that the reaction time can be prolonged, the reaction area can be increased by arranging the valve plates on the fixed-grid patch, the recovery of dimethyl ether is more sufficient, when the torsion spring is tightened, the torsion spring drives all the valve plates to rotate towards one direction by utilizing the one-way teeth, then the torsion spring is naturally loosened, the valve plates are driven by the one-way teeth to rotate backwards, so that the fluid can form slow convection, and the fluid can react more sufficiently;
the vacuum sealing device is used for sealing an air outlet nozzle of the liquefied gas tank, and when the vacuum sealing device works, the rotating motor is started, and an output shaft of the rotating motor drives the valve core to rotate, so that the inside of the valve core is pumped into negative pressure, sealing is conveniently realized by using a sealing strip, and the valve core can realize omnibearing sealing by rolling;
the elastic sealing assembly is used for preventing the hinged support from generating gas leakage, and the telescopic cylinder can be attached to the valve core for sealing when being extended;
the labeling roller is used for sealing the valve core in a labeling mode, so that sealing is prevented from being performed only by means of the inherent structure of the liquefied gas tank, and gas leakage is prevented.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010697213.XA CN112032393B (en) | 2020-07-20 | 2020-07-20 | Valve special for liquefied gas |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010697213.XA CN112032393B (en) | 2020-07-20 | 2020-07-20 | Valve special for liquefied gas |
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| CN112032393A CN112032393A (en) | 2020-12-04 |
| CN112032393B true CN112032393B (en) | 2022-11-18 |
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| US6187182B1 (en) * | 1998-07-31 | 2001-02-13 | Semifab Incorporated | Filter cartridge assembly for a gas purging system |
| CN102345755A (en) * | 2011-09-22 | 2012-02-08 | 宜宾机电一体化研究所 | Gas path switching and flow converting centralized control device for gas |
| CN105090739A (en) * | 2015-08-29 | 2015-11-25 | 华南理工大学 | Multifunctional intelligent scattered natural gas recovery device and method thereof |
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Effective date of registration: 20230412 Address after: No. 3858, Baoqian Road, Jiading District, Shanghai, 200000 Patentee after: SHANGHAI MECCO VALVE Co.,Ltd. Address before: No. 116, hufasi village, Wangli Town, Cangnan County, Wenzhou City, Zhejiang Province Patentee before: Huang Younai |
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