KR101035837B1 - Portable pneumatic of feeder - Google Patents

Portable pneumatic of feeder Download PDF

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Publication number
KR101035837B1
KR101035837B1 KR1020100079114A KR20100079114A KR101035837B1 KR 101035837 B1 KR101035837 B1 KR 101035837B1 KR 1020100079114 A KR1020100079114 A KR 1020100079114A KR 20100079114 A KR20100079114 A KR 20100079114A KR 101035837 B1 KR101035837 B1 KR 101035837B1
Authority
KR
South Korea
Prior art keywords
liquefied gas
storage container
regulator
pressure
piston
Prior art date
Application number
KR1020100079114A
Other languages
Korean (ko)
Inventor
한재섭
Original Assignee
주식회사 엠티티
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Filing date
Publication date
Application filed by 주식회사 엠티티 filed Critical 주식회사 엠티티
Priority to KR1020100079114A priority Critical patent/KR101035837B1/en
Application granted granted Critical
Publication of KR101035837B1 publication Critical patent/KR101035837B1/en
Priority to PCT/KR2011/005917 priority patent/WO2012023757A2/en

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Classifications

    • 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
    • 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
    • F17C2201/00—Vessel construction, in particular geometry, arrangement or size
    • F17C2201/01—Shape
    • F17C2201/0104—Shape cylindrical
    • F17C2201/0109—Shape cylindrical with exteriorly curved end-piece
    • 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
    • F17C2201/00—Vessel construction, in particular geometry, arrangement or size
    • F17C2201/01—Shape
    • F17C2201/0104—Shape cylindrical
    • F17C2201/0119—Shape cylindrical with flat end-piece
    • 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
    • F17C2201/00—Vessel construction, in particular geometry, arrangement or size
    • F17C2201/05—Size
    • F17C2201/058—Size portable (<30 l)
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2203/00—Vessel construction, in particular walls or details thereof
    • F17C2203/06—Materials for walls or layers thereof; Properties or structures of walls or their materials
    • F17C2203/0602—Wall structures; Special features thereof
    • F17C2203/0612—Wall structures
    • F17C2203/0614—Single wall
    • F17C2203/0617—Single wall with one layer
    • 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
    • F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
    • F17C2205/01—Mounting arrangements
    • F17C2205/0153—Details of mounting arrangements
    • F17C2205/018—Supporting feet
    • 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
    • F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
    • F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
    • F17C2205/0302—Fittings, valves, filters, or components in connection with the gas storage device
    • F17C2205/0311—Closure means
    • F17C2205/0314—Closure means breakable, e.g. with burst discs
    • 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
    • F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
    • F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
    • F17C2205/0302—Fittings, valves, filters, or components in connection with the gas storage device
    • F17C2205/0323—Valves
    • F17C2205/0335—Check-valves or non-return valves
    • 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
    • F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
    • F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
    • F17C2205/0302—Fittings, valves, filters, or components in connection with the gas storage device
    • F17C2205/0382—Constructional details of valves, regulators
    • F17C2205/0385—Constructional details of valves, regulators in blocks or units
    • 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
    • F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
    • F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
    • F17C2205/0388—Arrangement of valves, regulators, filters
    • F17C2205/0394—Arrangement of valves, regulators, filters in direct contact with the pressure vessel
    • F17C2205/0397—Arrangement of valves, regulators, filters in direct contact with the pressure vessel on both sides of the pressure vessel
    • 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
    • F17C2221/00—Handled fluid, in particular type of fluid
    • F17C2221/03—Mixtures
    • F17C2221/031—Air
    • 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
    • F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
    • F17C2223/01—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the phase
    • F17C2223/0107—Single phase
    • F17C2223/0123—Single phase gaseous, e.g. CNG, GNC
    • 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
    • F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
    • F17C2223/01—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the phase
    • F17C2223/0146—Two-phase
    • F17C2223/0153—Liquefied gas, e.g. LPG, GPL
    • 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
    • F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
    • F17C2223/03—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the pressure level
    • F17C2223/036—Very high pressure (>80 bar)
    • 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
    • F17C2270/00—Applications
    • F17C2270/02—Applications for medical applications
    • 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
    • F17C2270/00—Applications
    • F17C2270/05—Applications for industrial use
    • F17C2270/0563—Pneumatic applications

Landscapes

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

Abstract

PURPOSE: A portable pneumatic feeder is provided to miniaturize the size of the feeder by installing a container cover for covering a regulator on the top of a storage container. CONSTITUTION: A portable pneumatic feeder(100) comprises a storage container(10), a regulator(20), an air coupler(60), and a container cover(70). The storage container stores compressed liquefied gas and comprises an inlet(11), a valve seat(13), and an outlet(12). The regulator is installed in the outlet of the storage container. The regulator decompresses high-pressure liquefied gas flowing into the storage container and supplies the decompressed liquefied gas to a device. The air coupler is installed in one side of the regulator and is connected to the device. The container cover has a through hole(71). The through hole is protruded from one side of the container cover when the air coupler is installed in the regulator.

Description

Portable Pneumatic Feeder

The present invention relates to a portable commercial pneumatic supply device, and more particularly, a regulator is installed in a storage container for storing liquefied gas compressed at a high pressure therein, and the regulator is installed with an air coupler to be connected to a device for using liquefied gas. The container cover which covers the regulator at the upper side of the storage container is installed, so that the premise structure is simple and can be downsized, thereby making it easy to carry and preventing the damage of the regulator from the outside by the cover. To ensure safety and use without power supply, the regulator includes a depressurization section that depressurizes below the set pressure before supplying the liquefied gas to the using device, and liquefies to the outside when the liquefied gas in the storage container increases above the set pressure. The safety section is installed to discharge the gas, so that the high-pressure liquefied gas can be The present invention relates to a portable commercial pneumatic supply device that prevents the use device from being damaged suddenly and prevents the storage container from being exploded by abnormal pressure, thereby increasing safety.

Conventional sealed containers (compressed containers) are liquefied containers such as fire extinguisher containers, butane gas containers, pesticide containers, fragrance containers, spray paint containers, jetted medicines that spray directly on bruised or muscle pain affected areas, or butane gas containers. The inside of the furnace is filled with medicine or gas.

These drugs or gases are compressed to a high pressure and filled into the container in a liquefied state to be vaporized while flowing out through the nozzle.

As such, it is already well known that pneumatic tools use mainly compressed air pressure.

It is a known fact. In addition, the compressed air required should be generated through a compressor using mainly electrical energy, and stored and used in a large container.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems,

A regulator is installed in a storage container storing the liquefied gas compressed under high pressure therein, and an air coupler is installed in the regulator so as to be connected to a using device for using the liquefied gas, and a container cover capable of covering the regulator on an upper side of the storage container. By the installation, the premise structure is simple and can be downsized, and thus, the portable device can be easily carried out. The portable commercial pneumatic supply device used without the power supply can be secured by preventing the damage of the regulator from the outside by the cover. The purpose is to provide.

In addition, the regulator is provided with a decompression unit for reducing the pressure below the set pressure before supplying the liquefied gas to the use device, and a safety unit for discharging the liquefied gas to the outside when the liquefied gas in the storage container increases above the set pressure, It is another object of the present invention to provide a portable commercial pneumatic supply device which increases safety by preventing liquefied gas from being damaged and preventing the storage container from being exploded by abnormal pressure.

In order to achieve the above object, the present invention stores the liquefied gas compressed at a high pressure therein, the inlet is formed on the bottom surface so that the liquefied gas of the high pressure flows from the outside, the liquefied gas of the high pressure inside the inlet The valve seat which is opened to one side only when the furnace is introduced is further installed, the upper portion is a storage container for forming a discharge hole so that the liquefied gas therein;

A regulator installed in the discharge hole of the storage container to reduce the high-pressure liquefied gas introduced into the storage container to a set pressure and supply the same to the apparatus;

An air coupler installed at one side of the regulator and connected to a use device, and connected to supply the liquefied gas decompressed in the regulator to the use device;

The through-hole is formed so that the discharge-side air coupler is protruded to one side in the state installed in the regulator, the outer periphery is formed the same as the circumference of the storage container, is coupled to the upper side of the storage container to protect the regulator from the outside It relates to a portable commercial pneumatic supply device characterized in that it comprises a.

As described above, in the portable commercial pneumatic supply device of the present invention, a regulator is installed in a storage container storing the liquefied gas compressed at high pressure therein, and an air coupler is installed in the regulator so as to be connected to a using device using the liquefied gas. The container cover which covers the regulator at the upper side of the storage container is installed, so that the premise structure is simple and can be downsized, thereby making it easy to carry and preventing the damage of the regulator from the outside by the cover. It is effective to secure safety and use without power supply.

In addition, the regulator is provided with a decompression unit for reducing the pressure below the set pressure before supplying the liquefied gas to the use device, and a safety unit for discharging the liquefied gas to the outside when the liquefied gas in the storage container increases above the set pressure, The liquefied gas is supplied to prevent the use device from being damaged, and the storage container is prevented from being exploded by abnormal pressure, thereby increasing safety.

1 is an exploded perspective view showing a portable commercial pneumatic supply device according to an embodiment of the present invention,
2 is a perspective view showing a portable commercial pneumatic supply device according to an embodiment of the present invention,
3 is a cross-sectional view showing a portable commercial pneumatic supply device according to an embodiment of the present invention,
4 is a cross-sectional view showing a regulator according to an embodiment of the present invention,
Figure 5 is a planar cross-sectional view showing a regulator according to an embodiment of the present invention.

The present invention has the following features to achieve the above object.

The present invention stores the liquefied gas compressed at a high pressure therein, and an injection hole is formed at the bottom surface such that the liquefied gas of the high pressure flows from the outside to the inside, and the injection hole is only one side when the liquefied gas of the high pressure flows into the inside. An opening valve seat is further installed, and an upper portion of the storage container includes a discharge hole configured to discharge the liquefied gas therein;

A regulator installed in the discharge hole of the storage container to reduce the high-pressure liquefied gas introduced into the storage container to a set pressure and supply the same to the apparatus;

An air coupler installed at one side of the regulator and connected to a use device, and connected to supply the liquefied gas decompressed in the regulator to the use device;

The through-hole is formed so that the discharge-side air coupler is protruded to one side in the state installed in the regulator, the outer periphery is formed the same as the circumference of the storage container, is coupled to the upper side of the storage container to protect the regulator from the outside It characterized by comprising;

The present invention having such characteristics can be more clearly described by the preferred embodiments thereof.

Before describing the various embodiments of the present invention in detail with reference to the accompanying drawings, it can be seen that the application is not limited to the details of the configuration and arrangement of the components described in the following detailed description or shown in the drawings. will be. The invention may be embodied and carried out in other embodiments and carried out in various ways. It should also be noted that the device or element orientation (e.g., "front," "back," "up," "down," "top," "bottom, Expressions and predicates used herein for terms such as "left," " right, "" lateral, " and the like are used merely to simplify the description of the present invention, Or that the element has to have a particular orientation. Also, terms such as " first "and" second "are used herein for the purpose of the description and the appended claims, and are not intended to indicate or imply their relative importance or purpose.

Therefore, the embodiments described in the specification and the drawings shown in the drawings are only the most preferred embodiment of the present invention and do not represent all of the technical idea of the present invention, various modifications that can be replaced at the time of the present application It should be understood that there may be equivalents and variations.

1 is an exploded perspective view showing a portable commercial pneumatic supply device according to an embodiment of the present invention, Figure 2 is a perspective view showing a portable commercial pneumatic supply device according to an embodiment of the present invention, Figure 3 is a view of the present invention 4 is a cross-sectional view showing a portable commercial air supply apparatus according to an embodiment, Figure 4 is a cross-sectional view showing a regulator according to an embodiment of the present invention, Figure 5 is a planar cross-sectional view showing a regulator according to an embodiment of the present invention.

As shown in Figures 1 to 5, the portable commercial pneumatic supply device 100 of the present invention is used as a non-power source to store the liquefied gas compressed at high pressure from the outside to carry with you portable (not shown) It is composed of a storage container 10, a regulator 20, an air coupler 60 and a container cover 70 so as to supply pressure by connecting with.

1 to 3, the storage container 10 is formed as a cylindrical container to store the liquefied gas compressed at high pressure therein, the storage container 10 is the pressure of the liquefied gas stored therein It is formed to endure the maximum (max) 250 to store about 50 ~ 70bar, the vessel burst pressure is more than 500bar and when the internal pressure rises due to external factors, the bursting plate 41 is ruptured at 110 ~ 130bar to ensure safety. . In this case, the liquefied gas used mainly uses CO 2 and an inert gas such as nitrogen or argon gas may be used.

Here, an injection hole 11 is formed on the bottom surface of the storage container 10 so that the high pressure liquefied gas flows from the outside into the inside, and the bottom surface of the storage container 10 is the injection hole 11. It is formed to be concave inwardly so that the storage container 10 withstands the high pressure of the liquefied gas introduced into the inside, and when the liquefied gas is raised to the abnormal pressure, the concave to prevent the damage to the storage container 10 as much as possible The lower surface protrudes to the outside to prevent damage, and the upper surface of the storage container 10 is formed through the discharge hole 12 so as to be discharged when the liquefied gas stored in the transfer to the user device.

1 and 3, the valve seat 13 is opened to one side only when the high-pressure liquefied gas is introduced into the inlet 11, the valve seat 13 to one side A spring 14 is further installed to elastically slide, and a spring fixing part 15 is fixedly installed at the end of the injection hole 11 so as to support one side of the spring 14.

As such, the valve seat 13 serves as a check valve, and is not transferred to the other side to prevent the high pressure liquefied gas stored inside the storage container 10 from being discharged through the inlet 11 again. A stepped portion is formed at an inner circumference of the injection hole 11 to support the valve seat 13, and a plurality of transfer grooves are transferred to the outer circumference of the valve seat 13 so that the liquefied gas introduced into the injection hole 11 is transferred. (Not shown) are formed spaced apart a predetermined interval in the circumferential direction.

In addition, a transfer hole (not shown) is further formed at the central portion of the spring fixing part 15 supporting the spring 14 so that the liquefied gas passing through the transfer groove of the valve seat 13 is transferred to the storage container.

In this case, the inlet 11 is connected to the filling device in which the high pressure liquefied gas is stored so that the high pressure liquefied gas is filled in the storage container 10, when connected to the filling device (not shown), the valve seat in one touch 13 is opened to one side, and the liquefied gas of the storage device is filled into the storage container 10 through the injection port 11 by the pressure.

1 and 3 to 5, the regulator 20 is composed of a body 21, a decompression unit 30, and a safety unit 40, the body 21 is a storage container ( The connecting portion 22 is formed at the lower end to be connected to the discharge hole 12 of 10), and the air coupler 60 which is a commercial pneumatic discharge part and all tool fittings using all commercial pneumatics is provided at the upper end of the body 21. A supply unit 23 is formed to be installed, and the connection unit 22 and the supply unit 23 communicate with each other, and a transport path 24 is formed therein so that the high pressure liquefied gas is transferred.

Here, the step of forming the opening and closing hole 25 is formed in the center with reference to Figure 4, the interior of the conveying path 24, the high pressure that is transported by opening and closing the opening and closing hole 25 in the pressure-sensitive portion (30) The liquefied gas of can be reduced or sealed.

As such, the decompression unit 30 is formed on one side of the middle side of the body 21 is connected to the transfer path 24, the high-pressure liquefied gas introduced through the connecting portion 22 before the transfer to the supply unit 23 1 and 4, the pressure reducing unit 30 is installed inside the body 21 to open and close the opening and closing hole 25 of the transfer path 24. A piston 31 having a protrusion formed thereon, a spring 32 supporting one side of the piston 31 so as to elastically slide by the liquefied gas to which the piston 31 is transferred, and the other side of the spring 32. While being supported and screwed to the middle side of the body 21, the adjustment screw portion 33 for adjusting the sliding width of the piston 31 in accordance with the screw engagement depth, and formed on the outer periphery of the adjustment screw portion 33 and the adjustment screw portion ( The piston 31 and the spring 32 are disengaged from the inside of the body 21 while the screw 33 is screwed in. If so comprises a stopper portion 34 which is screwed to one side of the body 21. At this time, the outer circumference of the piston 31 is further in contact with the inside of the body 21 is further formed O-ring (31a) to prevent the occurrence of a gap.

In addition, one end of the body 21, which is the opposite side of the pressure reducing part 30, supports the protrusion of the piston 31 and pushes the piston 31 to one side, and at the same time, depressurizes the high pressure liquefied gas to be transported. (Seat, 50) is further formed.

Thus, the pressure is reduced by the difference between the force of the pressure of the vaporized gas acting on the piston 31 and the elastic force of the spring 32 supporting one side of the piston 31, the valve 50 is closed if the elastic force of the spring is weak When the elastic force of the spring 32 increases, the valve 50 opens to generate a secondary pressure, and the pressure acts on the piston 31 such that the valve 50 corresponds to the elastic force of the spring 32. It is closing.

In addition, the safety unit 40 is formed on the other side of the middle of the body 21, referring to Figures 1 and 5, connected to the transfer path 24, the high-pressure liquefied gas stored in the storage container 10 is When the pressure rises above the set pressure, a rupture plate 41 is installed to discharge the liquefied gas to the outside to prevent the storage container 10 from being exploded, and rupture plate outside the central portion of the body 21 while supporting the rupture plate 41. Fixing part 42 is screwed.

Here, the bursting plate 41 is formed in a circular plate, the center portion is protruded outwardly convex, and when the high-pressure liquefied gas stored in the storage container 10 increases above a set pressure, the high-pressure liquefied gas is bursting plate ( The liquefied gas is discharged to the outside while rupturing 41).

And, the bursting plate fixing part 42 distributes the high-pressure liquefied gas discharged in a straight line to be transported to both sides because the high pressure liquefied gas to be transported while bursting the bursting plate 41 is a danger around. On the surface corresponding to the rupture plate 41, an inflow groove (not shown) is formed inside the rupture plate fixing portion 42, and holes (not shown) are formed to communicate with the outside on both sides of the inner circumference of the inflow groove. do. That is, the hole and the groove is formed in the form of "T".

1 to 3, the air coupler 60 is installed on one side of the regulator 20, that is, the supply unit 23 of the body 21 of the regulator 20, the other side is used device (storage) The liquefied gas stored in the container is connected to the device to be used, eg a tool such as an industrial kata.

Here, the air coupler 60, the commercial pneumatic discharge port, opens and closes the supply of the liquefied gas depressurized by the regulator 20 to the user device. That is, when the user device is normally connected in an airtight state, the air coupler is opened and stored. It is a structure similar to the inlet port 11 of the storage container 10 in such a manner that the liquefied gas is delivered to the using device by the pressure of the liquefied gas stored in the container 10 and is known to those skilled in the art. .

1 to 3, the container cover 70 is coupled to the upper portion of the storage container 10 to protect the regulator 20 from the outside, the container cover 70 is also a storage container 10 By forming the same circumference as the circumference of the storage container 10 in a cylindrical shape as the outer periphery of the), when combined with the upper side of the storage container 10, the appearance is neatly expressed as one storage container 10 to be portable Easy to use

Here, the upper portion of the container cover 70, with reference to Figures 1 and 3, the air coupler 60 is provided, wherein the air coupler 60 is the supply portion of the body 21 of the regulator 20 Is connected to (23), the through hole 71 is formed so that the supply portion 23 of the body 21 of the regulator 20 protrudes through the container cover 70.

As such, as shown in Figure 3, the container cover 70 is installed on the upper side of the storage container 10 in a state in which the regulator 20 is coupled to the discharge hole 12 of the storage container 10, and the container cover The air coupler 60 is screwed to the supply part 23 of the body 21 of the regulator 20 protruding through the through-hole 71 of the 70, so that the container cover 70 is stored in the storage container 10. It is not easy to escape.

10: storage container 20: regulator
30: decompression unit 40: safety unit
50: main valve seat 60: air coupler
70: container cover 100: supply device

Claims (3)

When the liquefied gas compressed at high pressure is stored therein, and an inlet 11 is formed at a lower surface such that the liquefied gas of high pressure flows from the outside to the inside, the inlet 11 is formed when the liquefied gas of high pressure is introduced into the inside. Only the valve seat 13 which opens to one side is further installed, the upper portion is a storage container 10 is formed with a discharge hole 12 to discharge the liquefied gas therein;
A regulator (20) installed in the discharge hole (12) of the storage container (10) to reduce the high pressure liquefied gas introduced into the storage container (10) to a set pressure and supply it to a using device;
An air coupler (60) installed at one side of the regulator (20) and connected to a using device, and connected to supply the liquefied gas decompressed in the regulator (20) to the using device;
The through hole 71 is formed to protrude to one side in the air coupler 60 is installed in the regulator 20, the outer periphery is formed the same as the circumference of the storage container 10, the storage container 10 It is coupled to the upper side of the container cover 70 for protecting the regulator 20 from the outside; configured to include,
The regulator 20 has a connection portion 22 formed at a lower end thereof to be connected to the discharge hole 12 of the storage container 10, and a supply unit 23 formed at an upper end thereof so that the air coupler 60 is installed. A body 21 having a transport path 24 formed therein so that the connection part 22 and the supply part 23 communicate with each other so that a high-pressure liquefied gas is transferred;
The decompression unit is formed on one side of the middle side of the body 21 and connected to the transfer path 24, and the high-pressure liquefied gas introduced through the connection unit 22 decompresses the pressure below the set pressure before the transfer to the supply unit 23. 30;
It is formed on the other side of the middle of the body 21 is connected to the transport path 24, when the high pressure liquefied gas stored in the storage container 10 increases above the set pressure, the storage container 10 is to explode It is configured to include; a safety unit 40 for discharging the liquefied gas to the outside to prevent,
The decompression unit 30 is provided inside the body 21, and a protrusion is formed at one end surface to open and close the transfer path 24, and an O-ring 31a is further formed at the outer circumference to thereby form the inside of the body 21. A piston 31 in intimate contact with the piston 31;
A spring 32 elastically supporting one side of the piston 31 by the pressure of the vaporized gas acting on the piston 31;
An adjustment screw part 33 for adjusting the elastic force of the spring according to the screw engagement depth to change the pressure applied to the piston 31;
It is formed on the outer periphery of the adjustment screw 33, the adjustment screw 33 is screwed on, one side of the body 21 so that the piston 31 and the spring 32 is not separated from the inside of the body 21 A stopper portion 34 which is screwed;
Portable commercial pneumatic supply device, characterized in that comprising a.
delete delete
KR1020100079114A 2010-08-17 2010-08-17 Portable pneumatic of feeder KR101035837B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
KR1020100079114A KR101035837B1 (en) 2010-08-17 2010-08-17 Portable pneumatic of feeder
PCT/KR2011/005917 WO2012023757A2 (en) 2010-08-17 2011-08-11 Portable device for supplying compressed gas

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020100079114A KR101035837B1 (en) 2010-08-17 2010-08-17 Portable pneumatic of feeder

Publications (1)

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KR101035837B1 true KR101035837B1 (en) 2011-05-20

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20150062641A (en) * 2013-11-29 2015-06-08 (주)씨아이제이 Reducing Valve of Hyperbaric Gas Can
KR20160011044A (en) * 2014-07-21 2016-01-29 (주)씨아이제이 Reducing Valve having the Function of Flow control and Open
KR20200112049A (en) * 2019-03-20 2020-10-05 미노언 주식회사 Control device of regulator for air respirator

Families Citing this family (1)

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CN110701353B (en) * 2019-09-12 2021-03-26 凯迈（洛阳）气源有限公司 Oxygen supply pressure reducing valve for parachuting

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Publication number Priority date Publication date Assignee Title
JP2002371966A (en) * 2001-06-12 2002-12-26 Hiroshi Tomoda Portable air injector
KR100615636B1 (en) * 2005-06-09 2006-08-25 박준익 The valve of a gas vessel in survival gun
KR100671271B1 (en) * 2004-07-23 2007-01-24 강의창 Gas regulator

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002371966A (en) * 2001-06-12 2002-12-26 Hiroshi Tomoda Portable air injector
KR100671271B1 (en) * 2004-07-23 2007-01-24 강의창 Gas regulator
KR100615636B1 (en) * 2005-06-09 2006-08-25 박준익 The valve of a gas vessel in survival gun

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20150062641A (en) * 2013-11-29 2015-06-08 (주)씨아이제이 Reducing Valve of Hyperbaric Gas Can
KR101632688B1 (en) 2013-11-29 2016-06-22 (주)씨아이제이 Reducing Valve of Hyperbaric Gas Can
KR20160011044A (en) * 2014-07-21 2016-01-29 (주)씨아이제이 Reducing Valve having the Function of Flow control and Open
KR101672932B1 (en) 2014-07-21 2016-11-04 (주)씨아이제이 Reducing Valve having the Function of Flow control and Open
KR20200112049A (en) * 2019-03-20 2020-10-05 미노언 주식회사 Control device of regulator for air respirator
KR102230161B1 (en) 2019-03-20 2021-03-22 미노언 주식회사 Control device of regulator for air respirator

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WO2012023757A2 (en) 2012-02-23
WO2012023757A3 (en) 2012-04-12

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