WO2021054669A1 - Appareil et procédé de récupération de gaz résiduel dans un contenant de gaz - Google Patents

Appareil et procédé de récupération de gaz résiduel dans un contenant de gaz Download PDF

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Publication number
WO2021054669A1
WO2021054669A1 PCT/KR2020/012151 KR2020012151W WO2021054669A1 WO 2021054669 A1 WO2021054669 A1 WO 2021054669A1 KR 2020012151 W KR2020012151 W KR 2020012151W WO 2021054669 A1 WO2021054669 A1 WO 2021054669A1
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WIPO (PCT)
Prior art keywords
gas container
gas
container
unit
inner space
Prior art date
Application number
PCT/KR2020/012151
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English (en)
Korean (ko)
Inventor
우종호
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(주)에코플러스
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Publication date
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Publication of WO2021054669A1 publication Critical patent/WO2021054669A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
    • B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B9/00—Presses specially adapted for particular purposes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C1/00—Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/20—Waste processing or separation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/52—Mechanical processing of waste for the recovery of materials, e.g. crushing, shredding, separation or disassembly

Definitions

  • the present invention relates to the treatment of a gas container, and in detail, the process of removing and compressing residual gas from the disposable gas container injected to recycle the used disposable gas container is automated, but the damage or shape change of the gas container is determined during the process.
  • the present invention relates to an apparatus and method for recovering residual gas in a gas container, which can be safely recovered and reused without leakage by separating it, and can prevent jamming during transport.
  • Disposable gas containers used for portable burners, lamps, heaters, torches, etc. cannot be recharged, so they are discarded after exhaustion of gas, and they are made of metal to withstand the vapor pressure of the contained gas, so they need to be separated for resource recycling. .
  • Butane gas which is widely used in Korea as an acceptable gas, has a relatively low vapor pressure, so that a gas container is manufactured with a thin thickness, so that the residual gas can be discharged and compressed relatively easily.
  • the present invention was created to meet the above requirements, and an object of the present invention is to automate the process of removing and compressing residual gas remaining in the disposable gas container to enable continuous treatment to recycle the disposable gas container. It is to do.
  • Another object of the present invention is to provide a gas container residual gas recovery apparatus and method capable of recovering and reusing residual gas safely and without leakage by judging and separating the gas container by determining damage or shape deformation during the recycling process.
  • another object of the present invention is to provide a gas container residual gas recovery apparatus and method capable of preventing jamming of the gas container during the recycling process.
  • the present invention gas container residual gas recovery method for the above object comprises the steps of: a) seating and fixing the injected gas container at a gas removal position; b) sealing the inner space by closely contacting one side of the cylindrical gas recovery chamber having an inner space and an open one side to the gas container; c) vacuuming the inner space; d) monitoring the vacuum state of the inner space and determining the sealed state; e) drilling a hole in the gas container using a drill as the sealing and vacuum conditions of the inner space are confirmed; f) monitoring the pressure of the internal space while sucking the gas flowing out of the gas container and transferring it to the recovery container; g) stopping the transfer when reaching the set pressure determined as the completion of gas discharge, removing the gas recovery chamber from the gas container, and releasing the fixing; It characterized in that it consists of.
  • step h) discharging the gas container after step g) and moving it to a compression position; i) compressing the gas container at the compression position through a press and then discharging it; j) releasing and moving the gas container, which is determined not to be sealed in step c), and discharging it without a compression process; It may further include.
  • the step a) includes: a-1) dropping and stacking the gas container by inserting it into the inlet, and a-2) pushing the gas container located at the lowest end when stacking to a set level and supplying it to the lower end of the lifting part. And, a-3) raising the supplied gas container to the height of the gas removal position through the lifting part, but the lifting part divides the total height by a set number and sequentially increases one divided section for each driving cycle. Can be done.
  • the entire height is divided by a set number, and a fixing bracket having a first mounting portion into which the gas container is inserted is formed on one side, and is adjacent to the fixing bracket but is the same as the first mounting portion on one side.
  • the gas container may be moved between the first and second holders through forward, upward, backward, and downward driving of the moving bracket on which the second holder is formed in the form of a second holder.
  • the gas container residual gas recovery and treatment for the above purpose is a gas having an inner space in which a contact member that is in close contact with the gas container supplied to one side through the operation of the support cylinder is formed at the edge of the contact part to have an airtight structure.
  • a recovery chamber a pressure sensor that measures the pressure in the internal space, a vacuum pump that sucks and discharges air or gas in the internal space, and a drill that makes a hole in the supplied gas container while moving in the internal space through a perforation cylinder
  • a gas removal unit including a; A recovery container connected to the vacuum pump to receive residual gas discharged from the holed gas container; A first determination unit that operates the support cylinder to operate the vacuum pump in a state in which the contact member is in close contact with the gas container, monitors a change in pressure at a time set through the pressure sensor, and determines the sealed state of the inner space; As it is determined to be closed, the drilling cylinder and the drill are driven to make a hole in the gas container, and a second determination unit is provided to monitor pressure changes through the pressure sensor and determine whether residual gas is discharged, and the first determination unit
  • the gas container that is not sealed through the control unit for discharging without drilling; It characterized in that it comprises a.
  • a crimping unit having a pair of fixing plates forming a crimping position therebetween, and a crimping plate that moves between the fixing plates through a crimping cylinder and compresses the gas container supplied to the crimping position;
  • a discharge unit having an opening formed below the compression position so that the gas container can pass therethrough, and an opening/closing plate for opening and closing the opening through a discharge cylinder;
  • the control unit drives the compression cylinder according to the location of the gas container in the compression position, and then opens and discharges the opening/closing plate after compression, but it is determined that the sealing is not made through the first judgment part.
  • the container can be discharged by opening the opening and closing plate without driving the compression cylinder.
  • an input unit including an input port into which the gas container is injected, a stacking space in which the injected gas container is stacked, and a supply unit sequentially pushing the gas container located below the stacking space;
  • a lifting unit that raises the gas container discharged from the input unit to the height of the gas removal position, divides the total height by a set number, and sequentially increases one divided section for each driving cycle; It may further include.
  • the lifting unit divides the entire height by a set number and includes a fixing bracket having a first mounting part into which the gas container is inserted on one side, and the first mounting part adjoining the fixing bracket and moving forward and backward and descending on one side.
  • the gas container may be moved between the first and second holders by including a moving bracket having the same shape as that of the second holder.
  • FIG. 1 is a perspective view showing the appearance of a device according to an embodiment of the present invention
  • FIG. 2 is a flow chart showing a method according to an embodiment of the present invention.
  • FIG. 3 is a flow chart showing a gas container input and lift process according to an embodiment of the present invention.
  • Figure 4 is a side view showing the structure of the input unit according to an embodiment of the present invention.
  • FIG. 5 is a perspective view showing the structure of a lifting part according to an embodiment of the present invention.
  • FIG. 6 is an operation state diagram of a lifting unit according to an embodiment of the present invention.
  • FIG. 7 is a first perspective view showing the structure of a loading part, a gas removal part, and a compression part according to an embodiment of the present invention
  • FIG. 8 is a second perspective view showing the structure of a gas removal unit, a compression unit, and a discharge unit according to an embodiment of the present invention
  • FIG. 9 is a side cross-sectional view showing the structure of a gas removal unit according to an embodiment of the present invention.
  • FIG. 10 is an operation state diagram of a gas removal unit according to an embodiment of the present invention.
  • FIG. 11 is a perspective view showing the structure of a crimping unit according to an embodiment of the present invention.
  • FIG. 12 is a side cross-sectional view showing the structure of a compression unit according to an embodiment of the present invention.
  • FIG. 13 is a block diagram showing an electronic configuration and connection relationship according to an embodiment of the present invention.
  • gas container residual gas recovery method of the present invention is implemented through a separately manufactured gas container residual gas recovery device, a series of methods forming the features of the present invention will be described in connection with the structure of the device.
  • the gas container residual gas recovery apparatus for the present invention is coupled to six sides of a frame 700 having an external shape of a hexahedral box, and is partially detachable. It is installed inside the case 710 as possible.
  • a wheel 711 may be mounted on the bottom surface to facilitate movement.
  • the frame 700 and the case 710 are basically made of a material that can withstand high temperatures (eg, cast iron), and can withstand unexpected fires or explosions and prevent the spread of fire.
  • Such a gas container residual gas recovery device includes an input unit 100, a lifting unit 200, a loading unit 300, a gas removal unit 400, a compression unit 500, and a discharge unit 600, It is configured to include the control unit 900.
  • the control unit 900 is separated into a separate compartment as a control part to which electricity is supplied.
  • various cylinders corresponding to the actuators are installed for mechanical driving inside the moving part, and it is preferable that all of them are made of hydraulic cylinders.
  • a hydraulic pack including a hydraulic tank, a hydraulic pump, and a plurality of hydraulic valves is installed in the compartment in which the control unit 900 is located. This is to fundamentally block explosions caused by sparks even if gas leakage occurs by applying hydraulic pressure to each cylinder at a location separated by a compartment.
  • the inlet unit 100 includes an inlet 110 on the upper part of the case 710 coupled to the frame 700 so that the gas container can be injected, and the inlet 110 is an outer periphery of the gas container to be processed. It is formed slightly larger so that the gas container can be injected in the longitudinal direction.
  • FIG. 4 is a side view showing the structure of an injection unit according to an embodiment of the present invention.
  • the present invention is basically configured to process a plurality of gas containers continuously, so that a plurality of gas containers can be stacked therein, and an input port 110 is formed on the upper part of the case 710 so that the injected gas container is It falls and is stacked in the receiving space 130 installed inside the frame 700.
  • the receiving space 130 is sequentially stacked in a form in which a gas container is inserted between a pair of inner panels 160, that is, in a laid-down state. Since it cannot be achieved, a plurality of guide rollers 120 for aligning them are properly coupled to the inner panel 160.
  • each of the guide rollers 120 protrudes in a zigzag direction inside the inner panel 160 so that the gas container does not fall vertically, but shakes left and right, aligns the posture, and lowers the falling speed of the gas container. Make sure the containers are all in the same orientation and can be dropped and stacked.
  • a supply unit 140 for sequentially supplying a gas container located at the lowermost portion of the stacked gas containers to the lifting unit 200 is coupled to a lower portion of the inner panel 160.
  • the supply unit 140 accommodates the gas container from the upper side, but has a cut-out part 141 opened to one side, and pushes the supply part 140 to one side from the other side where the cut-out part 141 is not opened.
  • a supply cylinder 150 for discharging the gas container from the inner panel 160 is connected.
  • the supply cylinder 150 reciprocates the supply unit 140 in the lateral direction and is located at the lowermost side of the inner panel 160 to push and discharge the gas container located in the cutout 141, and the cutout 141 ) Through the open side of the gas container is configured to be sequentially entered into the lifting unit (200).
  • FIG. 5 is a perspective view showing the structure of a lifting unit according to an embodiment of the present invention.
  • the lifting part 200 functions to receive and raise the injected gas container and transfer it to the upper loading part 300.
  • the lifting part 200 is used for removing residual gas and compressing the gas container. It plays a role for efficient process progress and space utilization.
  • the gas container discharged from the inlet unit 100 may be vertically raised to the loading unit 300 at a time, but in this case, the length of the cylinder for ascent is inevitably increased, and in particular, it is relatively increased compared to the size of the gas container. As the height becomes longer, there is a high risk of jamming due to vibration or shaking. Accordingly, in the present invention, the total height for ascent is not raised at once, but the distance is divided and raised sequentially so that jamming does not occur.
  • the entire height is divided by a set number, and a fixing bracket 210 having a first mounting portion 211 into which the gas container is inserted into one side is installed side by side.
  • the first holder 211 is facing the input unit 100 and the first holder 211 at the lower end faces the supply unit 140, so that the gas container C discharged through the supply unit 140 Will be supplied.
  • the first mounting part 211 is a semicircular groove corresponding to the outer circumferential surface of the gas container C, so that the gas container accommodated in the first mounting part 211 does not come out randomly, the fixing bracket 210 is It is installed to have an upward slope in the opposite direction in which the mounting portion 211 is formed.
  • the eight first cradles 211 are formed at regular intervals in the vertical direction, but the present invention is not limited thereto, and the number of the first cradles 211 can be appropriately adjusted according to the total elevation height. .
  • a moving bracket 220 having a second mounting portion 221 having the same shape as the first mounting portion 211 is disposed on the side of the fixing bracket 210.
  • the moving bracket 220 is a structure that serves to receive the gas container mounted on the fixing bracket 210 and raise it step by step.
  • the movable bracket 220 has an inclination in the same direction as the first mounting part 211 so that the gas container accommodated in the second mounting part 221 does not deviate arbitrarily.
  • a forward and backward cylinder 230 and an elevation cylinder 240 are connected to the movable bracket 220 so as to move forward and backward and move up and down adjacent to the fixing bracket 210.
  • the fixing bracket 210 and the moving bracket 220 have an appropriate width corresponding to the longitudinal direction of the gas container so that the gas container is stably positioned on the first and second mounting parts 211 and 221, respectively. And, preferably, the plate-shaped brackets of the same shape are arranged in parallel at appropriate intervals.
  • a pair of fixing brackets 210 installed with a relatively small width is in the middle, and a pair of moving brackets 220 are arranged on both sides of the fixing bracket 210 and connected to the other side.
  • a pair of moving brackets installed with a relatively small width is in the middle
  • a pair of fixing brackets arranged on both sides of the moving bracket and connected to the other side can be obtained by implementing a pair of moving brackets installed with a relatively small width in the middle and a pair of fixing brackets arranged on both sides of the moving bracket and connected to the other side.
  • FIG. 6 is an operation state diagram of a lifting unit according to an embodiment of the present invention.
  • FIG. 6(a) shows a state in which one gas container C is supplied and inserted through the supply part 140 to the first mounting part 211 located at the lower end of the fixing bracket 210.
  • the moving bracket 220 is in an initial position moved downward to the other side of the fixing bracket 210.
  • FIG. 6(b) shows a state in which the forward and backward cylinder 230 is operated and the moving bracket 220 is horizontally moved to one side, and at this time, located at the first mounting part 211 at the lower end of the fixing bracket 210
  • the gas container (C) is moved to the second mounting portion (221) located at the bottom of the moving bracket (220).
  • FIG. 6(c) shows a state in which the lifting cylinder 240 operates and the moving bracket 220 vertically rises, and the height of the lifting corresponds to the distance between the first mounting part 211 (or the second mounting part). Becomes the height.
  • FIG. 6(d) shows a state in which the moving bracket 220 in an elevated state has moved horizontally to the other side through the forward and backward cylinder 230, and through this movement, the second cradle located at the bottom of the moving bracket 220
  • the gas container (C) placed on the 221 is moved from the lower end of the fixing bracket 210 to the second first mounting portion 211 and is substantially raised by one space by the height between the first mounting portions 211.
  • FIG. 6(e) shows a state in which the moving bracket 220 vertically descends through the lifting cylinder 240 and moved to the initial position.
  • the lifting cylinder 240 is connected to the other side of the moving bracket 220 so that the forward and backward cylinders 230 are installed so that all of them can be lifted and lowered so that such a series of procedures proceed smoothly.
  • the number of the second mounting portions 221 is the first mounting. It should be noted that the configuration is made one less than the number of parts 211.
  • one gas container is supplied to the lower end of the fixing bracket 210.
  • the above-described transfer operation is performed in 7 cycles. It has to be done, so you can feel that it takes longer than the one-time posting method.
  • the loading part 300 functions to load the gas container raised through the lifting part 200 to a gas removal position.
  • the loading unit 300 also serves to push the gas container from which the gas has been removed from the gas removal position through the newly loaded gas container and supply it to the compression unit 500.
  • the loading part 300 is fixed to the upper end of the gas removal part 400, and forms a path to the gas removal position of the gas removal part 400 by moving the gas container horizontally from the upper end of the lifting part 200.
  • a transfer rail 310, a moving mover 330 moving along the transfer rail 310, a loading cylinder 320 moving the mover while changing its length in the direction of the transfer rail 310, and the mover 330 ) Is coupled to the gas container and is composed of a sealing plate 340 in contact with the gas container.
  • the mover 330 to which the pushing plate 340 is connected moves along the transfer rail 310, and moves the gas container horizontally from the top of the lifting unit 200 to the gas removal unit 400. Supply to the gas removal location.
  • FIG. 8 is a second perspective view showing the structure of a gas removal unit, a compression unit, and a discharge unit according to an embodiment of the present invention
  • FIG. 9 is a side cross-sectional view showing the structure of a gas removal unit according to an embodiment of the present invention
  • FIG. It is an operation state diagram of a gas removal unit according to an embodiment of the present invention.
  • the gas removal unit 400 temporarily fixes the gas container loaded through the loading unit 300 to remove the gas therein.
  • the gas removal unit 400 is provided with a pair of seating structures 401 for supporting the gas container supplied at a set distance to receive the gas container pushed through the loading unit 300. That is, the seating structure 401 is formed in the same direction as the transfer rail 310 of the loading unit 300 so that the gas container supplied through the loading unit 300 enters and seats as it is, and the gas removal position upwards To form.
  • a close contact member 410 in which the first through hole 411 is formed in close contact with the supplied gas container but perpendicular to the gas container, and an inner space 421 of a sealed structure communicating with the first through hole 411
  • a cylindrical gas recovery chamber 420 formed with a discharge line 423 connecting the inner space 421 to the outside and a second through hole 422 formed in the same direction as the first through hole 411 Is made up of one piece.
  • a pressure sensor 460 for measuring pressure is installed in the inner space 421, and a vacuum pump 450 that is in communication with the discharge line 423 and sucks and discharges air or gas from the inner space 421 is provided. It is equipped.
  • a drill 470 that moves along the first through hole 411 and the second through hole 422 through the perforation cylinder 490 and drills a hole in the supplied gas container is installed.
  • a relatively thin gas container such as a butane gas container, can be easily punched through a sharp or sharp tool, but the propane gas container, which is the subject of the present invention, is not easy to punch due to its thickness, and the perforation around the hole is crushed during the punching process.
  • a gap may be generated between the members 410, so that gas or air may leak.
  • the drill 470 rotating through the hydraulic motor is lifted and the hole is made to maintain the closed state, and the residual gas can be removed. have.
  • seal members 480 including mechanical seals at the contact part between the second through hole 422 and the drill to prevent outflow or inflow of gas or air through the second through hole 422 There is.
  • the discharge line 423 and the vacuum pump 450 are connected to the recovery container 800 for receiving the residual gas discharged from the perforated gas container, so that the total number of residual gas is achieved, and to the discharge side of the vacuum pump 450
  • a switching valve 451 may be installed to discharge air sucked from the internal space 421 to the outside and allow residual gas discharged from the gas container to be introduced into the recovery container 800.
  • FIG. 11 is a perspective view showing the structure of a crimping unit according to an embodiment of the present invention
  • Fig. 12 is a side cross-sectional view showing the structure of a crimping unit according to an embodiment of the present invention.
  • the compression unit 500 basically serves to receive the gas container from which the gas has been removed through the gas removal unit 400 and presses the gas container, and the gas placed at the gas removal position through the loading unit 300 It is placed on the drop line of the gas container from which the gas has been removed so that the container is pushed down and supplied.
  • the compression unit 500 is a structure of a conventional hydraulic press, and includes two fixing plates 510 and a compression plate 520 for compressing a gas container by a compression cylinder 521.
  • the crimping part 500 is formed with an inlet part 530 for inflow of the gas container falling above the two fixing plates 510 to form a crimping position between the pair of fixing plates 510, and a crimping position at the bottom.
  • the discharge part 600 constitutes a lower part of the compression position and includes a discharge plate 610 for supporting the gas container.
  • the discharge plate 610 has an opening 611 formed under the compression position so that the gas container can pass therethrough, and an opening/closing plate 612 for opening and closing the opening 611 through the discharge cylinder 620 is provided. .
  • FIG. 13 is a block diagram showing an electronic configuration and connection relationship according to an embodiment of the present invention.
  • a cylinder that is, a hydraulic cylinder, which is an actuator
  • the drill is also made of a hydraulic drill, and there is no electric/electronic configuration in a region where gas leakage is possible.
  • the control unit 900 substantially controls the hydraulic pack to provide the above-described cylinder, specifically, the supply cylinder 150, the forward and backward cylinder 230, the lifting cylinder 240, the loading cylinder 320, and the support cylinder. Controls the operation of the drill 470 rotating in a hydraulic manner as 430, a drilling cylinder 490, a compression cylinder 521, and a discharge cylinder 620 whose length is adjusted to generate movement. It is done.
  • each cylinder is controlled according to a programmed procedure so that it can be sequentially moved up to 600), and in particular, gas removal and compression work directly related to safety are performed by the first and second determination units 910 and 920. ) Through detailed control.
  • the first determination unit 910 monitors the pressure change in the inner space 421 during a set time through the pressure sensor 460 and determines the closed state of the inner space 421.
  • the drilling cylinder 490 and the drill 470 are sequentially driven to make a hole in the gas container. It is discharged to the inner space 421.
  • the second determination unit 920 monitors the pressure change through the pressure sensor 460 and determines whether or not the residual gas is discharged. That is, while the residual gas is discharged, the pressure in the internal space 421 increases or the pressure decrease is limited, and after the residual gas is discharged, the pressure decreases continuously to the vacuum level. It compares and judges the completion of the discharge of the residual gas.
  • the gas container determined that the sealed state is not achieved through the first determination unit 910 that is, the vacuum is not performed for a certain period of time, is likely to leak when drilling into the gas container in which damage such as crushing has occurred. Because it is large, it is moved to the crimping part 500 without drilling. That is, the support plate 440 is lifted through the support cylinder 430 to release the fixed state of the gas container, and a new gas container is supplied through the loading unit 300, and the damaged gas container at the gas removal position is pushed out.
  • control unit 800 basically controls to open and discharge the opening/closing plate 612 after driving and compressing the compression cylinder 521 as the gas container from which the residual gas has been removed is located at the compression position.
  • the gas container determined that the sealing is not made through the first determination unit 910 has an internal residual gas, so that the opening and closing plate 612 is opened without driving the compression cylinder 521 so that it is immediately discharged without a compression operation. Control.
  • an alarm unit 930 including a warning lamp or a siren so that the administrator can recognize this and handle the discharged gas container separately, and the gas container that has been compressed is discharged. It can be accommodated in a separate storage space located below the unit 600.
  • Figure 2 is a flow chart showing a method according to an embodiment of the present invention
  • 3 is a flow chart showing a gas container input and lift process according to an embodiment of the present invention.
  • a) is the step of seating and fixing the injected gas container at the gas removal position.After the user inserts the gas container through the inlet 110, the above-described input unit 100, the lifting unit 200, and the loading unit ( 300), the gas container is seated and fixed at the gas control position located in the gas removal unit 400.
  • the step a) is specifically a-1) a step of dropping and stacking by inserting a gas container into the inlet 110, and a-2) pushing the gas container located at the lowest end when stacking to a set level to lift the lifting unit 200 ), and a-3) raising the supplied gas container to the height of the gas removal position through the lifting part 200.
  • step a-1 is performed through the above-described input unit 100
  • step a-2) is performed through the supply unit 140
  • step a-3) is performed through the lifting unit 200.
  • the lifting unit 200 divides the total height by a set number and sequentially increases one divided section for each driving cycle.
  • the structure of the lifting part 200 described above that is, the entire height is divided by a set number, and a fixing bracket having a first mounting part 211 into which the gas container is inserted into one side is formed, and adjacent to the fixing bracket 210
  • the gas container that has risen to the target height through the lifting part 200 is supplied to the gas removal position through the loading part 300.
  • the support plate 440 at the upper side of the gas removal position is pressed downward through the support cylinder 430 to pressurize the lower gas container, but the gas recovery chamber 420 and the gas container ( C) is in close contact and the inner space 421 is sealed.
  • a vacuum pump is operated to suck air through a discharge line connected to the inner space to create a vacuum state.
  • step d) the hydraulic method
  • the drill 470 and the drilling cylinder 490 By operating the drill 470 and the drilling cylinder 490, a hole is made in the wall surface of the gas container in contact with the inner space 421.
  • the rotating blade of the gas container (C) and the drill 470 is made of metal, fire or explosion is prevented as the internal space 421 is continuously maintained in a vacuum state.
  • the detection result of the pressure sensor 460 installed in the inner space 421 is determined. If it is continuously monitored and it is determined that gas discharge from the gas container is complete, the operation of the vacuum pump is stopped and the vacuum in the inner space 421 is released, and the fixing of the gas container is released by driving the support cylinder. .
  • step h the gas container that has been completed in step g) is discharged and moved to the compression position.
  • the gas container in the next waiting state is pushed to the gas removal position through the loading unit 300, the gas container in which the residual gas has been removed is pushed out and falls to the compression position at the lower side.
  • step c If it is determined that the sealed state is not maintained in step c), the compression process is skipped, j) the fixing of the gas container from the gas control position is released, and the step of discharging without the compression process is performed.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)

Abstract

La présente invention concerne un appareil et un procédé de récupération de gaz résiduel dans un contenant de gaz, dans lequel un processus de traitement destiné à éliminer un gaz résiduel d'un contenant de gaz jetable, qui est introduit pour recycler un contenant de gaz jetable usagé, et à comprimer celui-ci est automatisé, et l'endommagement ou la déformation du contenant de gaz est déterminé(e) pendant le processus permettant de séparer le contenant de gaz, moyennant quoi le gaz résiduel peut être récupéré et réutilisé en toute sécurité sans fuite, et le risque de blocage pendant le transfert peut être empêché.
PCT/KR2020/012151 2019-09-19 2020-09-09 Appareil et procédé de récupération de gaz résiduel dans un contenant de gaz WO2021054669A1 (fr)

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KR1020190115598A KR102321435B1 (ko) 2019-09-19 2019-09-19 가스용기 잔여가스 회수 장치 및 방법
KR10-2019-0115598 2019-09-19

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JPS631619A (ja) * 1986-06-18 1988-01-06 Nippon Plant Kogyo Kk コンベヤ装置
JPH07208695A (ja) * 1994-01-05 1995-08-11 Aervoe Pacific Co Inc 改良されたガス缶及びガスリサイクル装置
JP2006346520A (ja) * 2005-06-13 2006-12-28 Nakajima Jidosha Denso:Kk ガス缶の処理方法
JP2012215216A (ja) * 2011-03-31 2012-11-08 Asahi Seisakusho Co Ltd 小型気体容器の再使用方法
KR20190047476A (ko) * 2017-10-27 2019-05-08 ㈜에코플러스 용기의 잔여가스 제거 및 용기 재활용 장치

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* Cited by examiner, † Cited by third party
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KR20220133585A (ko) * 2021-03-25 2022-10-05 박원구 잔류가스 제거 장치
KR102479700B1 (ko) 2021-03-25 2022-12-21 박원구 잔류가스 제거 장치

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