CN105782712A - Civil natural gas supply system - Google Patents

Civil natural gas supply system Download PDF

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Publication number
CN105782712A
CN105782712A CN201610295632.4A CN201610295632A CN105782712A CN 105782712 A CN105782712 A CN 105782712A CN 201610295632 A CN201610295632 A CN 201610295632A CN 105782712 A CN105782712 A CN 105782712A
Authority
CN
China
Prior art keywords
quick
natural gas
supply system
gas
air supply
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201610295632.4A
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Chinese (zh)
Other versions
CN105782712B (en
Inventor
汪宇
武常生
崔闻天
陈杰
汪琦
姚兴奇
楚天舒
呙海涛
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Xinxing Energy Equipment Co Ltd
Original Assignee
Xinxing Energy Equipment Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Xinxing Energy Equipment Co Ltd filed Critical Xinxing Energy Equipment Co Ltd
Priority to CN201610295632.4A priority Critical patent/CN105782712B/en
Publication of CN105782712A publication Critical patent/CN105782712A/en
Application granted granted Critical
Publication of CN105782712B publication Critical patent/CN105782712B/en
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Anticipated expiration legal-status Critical

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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
    • F17C7/00—Methods or apparatus for discharging liquefied, solidified, or compressed gases from pressure vessels, not covered by another subclass
    • 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
    • F17C13/02—Special adaptations of indicating, measuring, or monitoring equipment
    • 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
    • F17C13/08—Mounting arrangements for vessels
    • F17C13/084—Mounting arrangements for vessels for small-sized storage vessels, e.g. compressed gas cylinders or bottles, disposable gas vessels, vessels adapted for automotive use
    • 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
    • F17C2201/03—Orientation
    • F17C2201/035—Orientation with substantially horizontal main axis
    • 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
    • F17C2201/056—Small (<1 m3)
    • 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
    • F17C2205/0103—Exterior arrangements
    • F17C2205/0107—Frames
    • 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
    • F17C2205/0123—Mounting arrangements characterised by number of vessels
    • F17C2205/0126—One 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
    • F17C2221/032—Hydrocarbons
    • F17C2221/033—Methane, e.g. natural gas, CNG, LNG, GNL, GNC, PLNG
    • 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
    • F17C2225/00—Handled fluid after transfer, i.e. state of fluid after transfer from the vessel
    • F17C2225/01—Handled fluid after transfer, i.e. state of fluid after transfer from the vessel characterised by the phase
    • F17C2225/0107—Single phase
    • F17C2225/0123—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
    • F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
    • F17C2250/06—Controlling or regulating of parameters as output values
    • F17C2250/0605—Parameters
    • F17C2250/0626—Pressure
    • 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
    • F17C2270/07—Applications for household use
    • F17C2270/0745—Gas bottles

Landscapes

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

Abstract

The invention discloses a civil natural gas supply system, and relates to the technical field of compressed natural gas. The civil natural gas supply system comprises a gas cylinder, a frame, a high-pressure pipe, a pressure reduction adjusting device, a power adapter and a user gas stove. The gas cylinder is arranged in the frame, and a quick connecting male head is arranged at a gas cylinder outlet through a nipple connector. The quick connecting male head is connected with a quick connecting female head, and the quick connecting female head and the pressure reduction adjusting device are connected through the high-pressure pipe. An outlet of the pressure reduction adjusting device is connected with an inlet of a gas energy saving valve through a first hose. An outlet of the gas energy saving valve is connected with the user gas stove through a second hose. The pressure reduction adjusting device is provided with a pressure gauge and the power adapter. Stainless steel hose clamps are arranged at the two ends of the first hose and the two ends of the second hose. One end of a safety rope is arranged between the quick connecting male head and the nipple connector, and the other end of the safety rope is arranged at the joint position of the quick connecting female head and the high-pressure pipe. The civil natural gas supply system is simple in structure, safe, reliable, economical, practical and convenient to connect. The installing position is easy to select, the pressure situation of the gas cylinder can be observed, and the outlet pressure can be adjusted.

Description

Civil natural gas air supply system
Technical field
The present invention relates to Compressed Natural Gas Technology field.
Background technology
China is for a long time using fire coal as main energy sources pillar, and the proportion that the clean energy resource of high-quality utilizes is relatively low.What current country vigorously advocated promotes the natural gas replacement to coal, realizes China's economy and society sustainable development, containing world restraining factors just, promotes the most important thing of reform.The formulation of " 13 " ENERGY PLANNING of National Energy Board's declaration, launches emphasis around two targets of the increase of non-fossil energy proportion and carbon emission reduction realizing central authorities' proposition.Domestic gas proportion shared by the use of natural gas is very big, and development civil natural gas air supply system is a good opportunity.
Existing resident uses the system of natural gas to install complexity, and resident oneself can not check storage pressure situation, and oneself can not adjust mouth pressure, in-convenience in use.
Summary of the invention
The technical problem to be solved in the present invention is for above-mentioned the deficiencies in the prior art, it is provided that a kind of civil natural gas air supply system, and simple in construction is easy to use, safe and reliable, it is possible to adjust mouth pressure
For solving above-mentioned technical problem, the technical solution used in the present invention is: include the gas cylinder with valve and the outlet pipe being connected with user's gas stove, it is characterised in that: being connected with pressure reducing regulator in described escape pipe, pressure reducing regulator is provided with Pressure gauge.
As preferably, pressure reducing regulator is provided with power supply adaptor.
As preferably, pressure reducing regulator outlet pipe below being provided with gas energy-saving valve.
As preferably, being additionally provided with framework, gas cylinder is contained in framework.
As preferably, cylinder outlet is additionally provided with quick access device.
As preferably, quick access device includes quick-joint male head and quick-joint mother head, and cylinder outlet is provided with quick-joint male head, by Threaded Connector Coupling and cylinder outlet are connected；Quick-joint male head is connected with quick-joint mother head, and quick-joint mother head is connected with pressure reducing regulator import by outlet pipe.
As preferably, pressure reducing regulator is externally provided with protecting box.
As preferably, the two ends of the outlet pipe between pressure reducing regulator and gas energy-saving valve are provided with stainless larynx hoop.
As preferably, the two ends of the outlet pipe between gas energy-saving valve and user's gas stove are provided with stainless larynx hoop.
As preferably, quick-joint male head and to being provided with safety rope one end between Threaded Connector Coupling, the safety rope other end is arranged on quick-joint mother head and outlet pipe joint.
Adopt and have the beneficial effects that produced by technique scheme: present configuration is simple, between unit easy to connect, quick, without any aid, safe and reliable, system takes up room little, installation site is easily chosen, and pressure reducing regulator is furnished with Pressure gauge, it is simple to user observes storage pressure situation at any time；Arranging framework outside gas cylinder, improve the safety of use procedure, when user closes burning things which may cause a fire disaster, can cut off source of the gas under being not related to bottle valve premise of holding one's breath easily, right moral energy threshold can adjust the outlet pressure of air supply system according to the actual demand of user, uses scope wide.
Accompanying drawing explanation
Fig. 1 is the structural representation of one embodiment of the invention.
In figure: 1, framework；2, gas cylinder；3, high-voltage tube；4, pressure reducing regulator；5, power supply adaptor；6, user's gas stove；7, to Threaded Connector Coupling；8, quick-joint male head；9, quick-joint mother head；10, safety rope；11, right moral energy threshold；12, the first flexible pipe；13, the second flexible pipe；14, larynx hoop；15, protecting box；16, Pressure gauge.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
As shown in Figure 1, an embodiment for a kind of civil natural gas air supply system of the present invention, including the gas cylinder 2 with valve and the outlet pipe being connected with user's gas stove 6, outlet pipe between quick-joint mother head 9 and pressure reducing regulator 4 is high-voltage tube 3, it is characterized in that: described escape pipe is connected with pressure reducing regulator 4, pressure reducing regulator 4 is provided with Pressure gauge 16, simple in construction, easy to use, whole system takes up room little, installation site is easily chosen, Pressure gauge 16 is easy to user and is observed the pressure condition of compressed natural gas cylinder 2 at any time, more directly perceived, ensure to use safety, convenient replacing in time；Pressure reducing regulator 4 can facilitate user to adjust the outlet pressure of air supply system according to demand, uses scope wide；Pressure reducing regulator 4 is exported and is connected with gas energy-saving valve 11 import by the first flexible pipe 12, and flexible pipe is easily bent, and use procedure is not easily lost, and safety and reliability during use natural gas, the first flexible pipe 12 internal diameter is 10mm.
Pressure reducing regulator 4 is provided with power supply adaptor 5, power supply adaptor 5 controls the switch of pressure reducing regulator 4, it is easy to user cut off the electricity supply when being not related to and holding one's breath bottle 2 valve, can be not related to bottle 2 valve of holding one's breath when the short time closes user's gas stove 6 only utilize power supply adaptor 5 to cut off natural gas supply, simple and convenient.
Being provided with gas energy-saving valve 11 in pressure reducing regulator 4 outlet pipe below, arranging of right moral energy threshold 11 can allow user regulate right tolerance as required, saves the energy, convenient and simple；Gas energy-saving valve 11 is exported and is connected with user's gas stove 6 by the second flexible pipe 13, outlet pipe between gas energy-saving valve 11 and user's gas stove 6 is the second flexible pipe 13, and the second flexible pipe 13 internal diameter is 8mm, and flexible pipe is easily bent, use procedure is not easily lost, safety and reliability during use natural gas.
Being additionally provided with framework 1, gas cylinder 2 is contained in framework 1, and gas cylinder 2 is played a protective role by framework 1, it is ensured that gas cylinder 2 uses safety.
Gas cylinder 2 outlet is additionally provided with quick access device, and quick access device makes whole gas cylinder unit be connected unit connection with external stability quickly and easily, and inapplicable external tool can complete to connect, time saving and energy saving, improves work efficiency.
Quick access device includes quick-joint male head 8 and quick-joint mother head 9, and gas cylinder 2 outlet is provided with quick-joint male head 8, connects by Threaded Connector Coupling 7 and gas cylinder 2 are exported；Quick-joint male head 8 is connected with quick-joint mother head 9, quick-joint mother head 9 is connected with pressure reducing regulator 4 import by outlet pipe, the connection of quick-joint male head 8 and quick-joint mother head 9 is easy to framework gas cylinder unit and the connection and the dismounting that fixedly mount unit, easy to connect with gas cylinder 2, quick, it is not necessary to any aid.
Pressure reducing regulator 4 is externally provided with protecting box 15, and pressure reducing regulator 4 is loaded on the use safety being effectively ensured pressure reducing regulator 4 in protecting box 15, is fixed on " metope " of user field of employment by protecting box 15, increases the service life of pressure reducing regulator 4.
The two ends of the outlet pipe between pressure reducing regulator 4 and right moral energy threshold 11 are provided with stainless larynx hoop 14, and larynx hoop 14 is in flexible pipe and miscellaneous part joint, and flexible pipe is played fastening effect by larynx hoop 14, it is prevented that compressed natural gas leaks, simultaneously that flexible pipe plug is convenient.
The two ends of the outlet pipe between right moral energy threshold 11 and user's gas stove 6 are provided with stainless larynx hoop 14, and larynx hoop 14 is in flexible pipe and miscellaneous part joint, and flexible pipe is played fastening effect by larynx hoop 14, it is prevented that compressed natural gas leaks, simultaneously that flexible pipe plug is convenient.
Quick-joint male head 8 and to being provided with safety rope 10 one end between Threaded Connector Coupling 7; safety rope 10 other end is arranged on quick-joint mother head 9 and outlet pipe joint; two outer ends after quick-joint male head 8 and quick-joint mother head 9 connect respectively, safety rope 10 two ends; safety rope 10 is to prevent from outwards ejecting under quick access device failure state; quick-joint male head 8 and quick-joint mother head 9 are played a protective role; native system overall structure is simple, easy to connect between unit, quick, can install without any aid.
Using method 1:
When beginning to use, should slowly open the valve of compressed natural gas cylinder 2, and to whether each connecting portion suds or other applicable leak detection fluid inspection pipelines leak gas, if any gas leak phenomenon, in time Gas leak position should be fastened or change, not leak and can be continuing with.User is in use, during as needed the short time to close user's gas stove 6, the switch of power supply adaptor 5 should be first shut off, after the natural gas gas in the first flexible pipe 12, gas energy-saving valve the 11, second flexible pipe 13 pipeline is fully released, burns, the burning things which may cause a fire disaster switch of user's gas stove 6 can be closed.
When quick-joint male head 8, fast-assembling female 9 are operated, it is ensured that the valve of compressed natural gas cylinder 2 is closed, and it is zero to pressure in Threaded Connector Coupling 7, quick-joint male head 8, quick-joint mother head 9, high-voltage tube 3, pressure reducing regulator the 4, first flexible pipe 12, gas energy-saving valve the 11, second flexible pipe 13 pipeline, quick-joint male head 8, quick-joint mother head 9 can be plugged and unplugged operation.As quick-joint male head 8, quick-joint mother head 9 are under the state being not connected with, forbid to open the valve of compressed natural gas cylinder 2.
Using method 2:
When beginning to use, should slowly open the valve of compressed natural gas cylinder 2, and to whether each connecting portion suds or other applicable leak detection fluid inspection pipelines leak gas, if any gas leak phenomenon, in time Gas leak position should be fastened or change, not leak and can be continuing with.User is in use, during as user's gas stove 6 need to be closed for a long time, the valve of compressed natural gas cylinder 2 should be first shut off, after the natural gas gas in Threaded Connector Coupling 7, quick-joint male head 8, quick-joint mother head 9, high-voltage tube 2, pressure reducing regulator the 4, first flexible pipe 12, gas energy-saving valve the 11, second flexible pipe 13 pipeline is fully released, is burnt, the burning things which may cause a fire disaster switch of user's gas stove 6 can be closed.
When quick-joint male head 8, quick-joint mother head 9 are operated, it is ensured that the valve of compressed natural gas cylinder 2 is closed, and it is zero to pressure in Threaded Connector Coupling 7, quick-joint male head 8, quick-joint mother head 9, high-voltage tube 3, pressure reducing regulator the 4, first flexible pipe 12, gas energy-saving valve the 11, second flexible pipe 13 pipeline, quick-joint male head 8, quick-joint mother head 9 can be plugged and unplugged operation.As quick-joint male head 8, quick-joint mother head 9 are under the state being not connected with, forbid to open the valve of compressed natural gas cylinder 2.
After adopting technique scheme, easy to connect between unit, quick, it is not necessary to any aid, safe and reliable, system takes up room little, and installation site is easily chosen, and pressure reducing regulator is furnished with Pressure gauge, it is simple to user observes storage pressure situation at any time；Framework is set outside gas cylinder, improves the safety of use procedure, when user closes burning things which may cause a fire disaster, source of the gas can be cut off under being not related to bottle valve premise of holding one's breath easily, the outlet pressure of air supply system can be adjusted according to the actual demand of user.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all any amendment, equivalent replacement and improvement etc. made within the spirit and principles in the present invention, should be included within protection scope of the present invention.

Claims (10)

1. a civil natural gas air supply system, including the gas cylinder (2) with valve and the outlet pipe that can be connected with user's gas stove (6), gas cylinder (2) is contained in framework (1), it is characterized in that: being connected with pressure reducing regulator (4) in described escape pipe, pressure reducing regulator (4) is provided with Pressure gauge (16).
2. civil natural gas air supply system according to claim 1, it is characterised in that described pressure reducing regulator (4) is provided with power supply adaptor (5).
3. civil natural gas air supply system according to claim 1 and 2, it is characterised in that be provided with gas energy-saving valve (11) in described pressure reducing regulator (4) outlet pipe below.
4. civil natural gas air supply system according to claim 1, it is characterised in that being additionally provided with framework (1), gas cylinder (2) is contained in framework (1).
5. civil natural gas air supply system according to claim 1, it is characterised in that described gas cylinder (2) outlet is additionally provided with quick access device.
6. civil natural gas air supply system according to claim 5, it is characterised in that described quick access device includes quick-joint male head and quick-joint mother head, gas cylinder (2) outlet is provided with quick-joint male head (8), connects by Threaded Connector Coupling (7) and gas cylinder (2) are exported；Quick-joint male head (8) is connected with quick-joint mother head (9), and quick-joint mother head (9) is connected with pressure reducing regulator (4) import by outlet pipe.
7. require the civil natural gas air supply system described in 1 or 2 according to profit, it is characterised in that described pressure reducing regulator (4) is externally provided with protecting box (15).
8. civil natural gas air supply system according to claim 1, it is characterised in that the two ends of the outlet pipe between described pressure reducing regulator (4) and gas energy-saving valve (11) are provided with stainless larynx hoop (14).
9. civil natural gas air supply system according to claim 1, it is characterised in that the two ends of the outlet pipe between described gas energy-saving valve (11) and user's gas stove (6) are provided with stainless larynx hoop (14).
10. civil natural gas air supply system according to claim 6, it is characterised in that described quick-joint male head (8) and to being provided with safety rope one end between Threaded Connector Coupling (7), the safety rope other end is arranged on quick-joint mother head (9) and outlet pipe joint.
CN201610295632.4A 2016-05-06 2016-05-06 Civil natural gas air supply system Active CN105782712B (en)

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Application Number Priority Date Filing Date Title
CN201610295632.4A CN105782712B (en) 2016-05-06 2016-05-06 Civil natural gas air supply system

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Application Number Priority Date Filing Date Title
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CN105782712A true CN105782712A (en) 2016-07-20
CN105782712B CN105782712B (en) 2019-04-12

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110207020A (en) * 2019-07-01 2019-09-06 董国栋 A kind of air-leakage preventing device

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Publication number Priority date Publication date Assignee Title
CN87200646U (en) * 1987-01-15 1987-12-31 张天朗 Household energy-saving liquefied petroleum gas stove with residuum catalyzing device
JP2002213738A (en) * 2001-01-18 2002-07-31 Matsushita Electric Ind Co Ltd Vaporizer of liquefied petroleum gas
CN200993280Y (en) * 2006-12-29 2007-12-19 青岛海信空调有限公司 Sufaty fast joint
CN200999667Y (en) * 2007-01-15 2008-01-02 北京市京华客车有限责任公司 Natural gas passenger car gas system
CN201326903Y (en) * 2008-12-31 2009-10-14 鲁鸣 Natural gas supply system
CN201487547U (en) * 2009-08-18 2010-05-26 赖南龙 Liquefied gas tank and quick connector thereof
CN204042991U (en) * 2014-09-05 2014-12-24 郭道忠 Vehicle-mounted CNG outdoor gas stove and accessory
CN205155423U (en) * 2015-10-19 2016-04-13 浙江东峰制冷配件有限公司 Safe quick -operation joint
CN205746020U (en) * 2016-05-06 2016-11-30 新兴能源装备股份有限公司 Civil natural gas air supply system

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN87200646U (en) * 1987-01-15 1987-12-31 张天朗 Household energy-saving liquefied petroleum gas stove with residuum catalyzing device
JP2002213738A (en) * 2001-01-18 2002-07-31 Matsushita Electric Ind Co Ltd Vaporizer of liquefied petroleum gas
CN200993280Y (en) * 2006-12-29 2007-12-19 青岛海信空调有限公司 Sufaty fast joint
CN200999667Y (en) * 2007-01-15 2008-01-02 北京市京华客车有限责任公司 Natural gas passenger car gas system
CN201326903Y (en) * 2008-12-31 2009-10-14 鲁鸣 Natural gas supply system
CN201487547U (en) * 2009-08-18 2010-05-26 赖南龙 Liquefied gas tank and quick connector thereof
CN204042991U (en) * 2014-09-05 2014-12-24 郭道忠 Vehicle-mounted CNG outdoor gas stove and accessory
CN205155423U (en) * 2015-10-19 2016-04-13 浙江东峰制冷配件有限公司 Safe quick -operation joint
CN205746020U (en) * 2016-05-06 2016-11-30 新兴能源装备股份有限公司 Civil natural gas air supply system

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Publication number Priority date Publication date Assignee Title
CN110207020A (en) * 2019-07-01 2019-09-06 董国栋 A kind of air-leakage preventing device

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