CN201941738U - Six-pipe high-pressure gas long-pipe hydraulic gas filling semitrailer - Google Patents

Six-pipe high-pressure gas long-pipe hydraulic gas filling semitrailer Download PDF

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Publication number
CN201941738U
CN201941738U CN 201120045207 CN201120045207U CN201941738U CN 201941738 U CN201941738 U CN 201941738U CN 201120045207 CN201120045207 CN 201120045207 CN 201120045207 U CN201120045207 U CN 201120045207U CN 201941738 U CN201941738 U CN 201941738U
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CN
China
Prior art keywords
gas
pipe
npt1
joint
safety device
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.)
Expired - Lifetime
Application number
CN 201120045207
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Chinese (zh)
Inventor
杨彬
王国强
黄重国
武常生
宋富强
宋鉴
杨利芬
袁清华
陈宝健
李明祥
靳舜尧
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SHENGZE ENERGY TECHNOLOGY Co Ltd
Xinxing Energy Equipment Co Ltd
Original Assignee
SHENGZE ENERGY TECHNOLOGY Co Ltd
Xinxing Energy Equipment Co Ltd
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Priority to CN 201120045207 priority Critical patent/CN201941738U/en
Application granted granted Critical
Publication of CN201941738U publication Critical patent/CN201941738U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

A six-pipe high-pressure gas long-pipe hydraulic gas filling semitrailer belongs to the technical field of compressed natural gas storage and delivery devices and comprises a lifting chassis, a front-end gas circuit cabin, a gas bottle, a frame, a fire extinguisher, a gas circuit steel tube, a rear-end liquid circuit and operation cabin and a grounding belt. The front-end gas circuit cabin comprises a first safety device, an elbow type conical O-shaped ring combined sealing joint, a first U-shaped pipe, a first NPT1 ball valve, a first NPT1 pneumatic ball valve, a first stainless steel pipeline, a gas inlet and outlet connecting block, a gas inlet and outlet fast joint, a first pressure gauge stop valve, a first pressure gauge and a first gas bottle end plug, and the rear-end liquid circuit and operation cabin comprises a second safety device, a special-shaped three-way combined joint, a second U-shaped pipe, a second pressure gauge stop valve, a second pressure gauge, a second NPT1 ball valve, a second NPT1 pneumatic ball valve, a second stainless steel pipeline, an oil inlet and outlet connecting block, an oil inlet and outlet fast joint and a second gas bottle end plug. The six-pipe high-pressure gas long-pipe hydraulic gas filling semitrailer has the advantages of enlarging connecting threads, increasing stress strength and reducing leakage.

Description

A kind of 6 pipe high-pressure gas long pipe hydraulic pressure air-entrapping semitrailers
Technical field
The utility model belongs to the storage and transportation apparatus technical field of compression natural gas, particularly relates to a kind of 6 pipe high-pressure gas long pipe hydraulic pressure air-entrapping semitrailers, and it is the long-tube trailer of 720mm with the gas cylinder external diameter that a kind of hydraulic pressure substation is provided.
Background technology
Natural fuels has been used as fuel for motor vehicle more and more as a kind of clean energy resource.In order to add natural gas injection for the CNG automobile, need with special-purpose natural gas system.When this system when gas distributing system is distant, need build natural gas automobile secondary gas filling station.
At present existing hydraulic natural gas automobile secondary gas filling station system.This system comprises gas station sledge body, CNG long-tube trailer, air compressor, filling machine, control housing etc.During work, hydraulic medium enters in the CNG gas cylinder by hydraulic efficiency pressure system, and the aerating equipment for the treatment of is released and be injected into to the CNG gas in the gas cylinder.
Summary of the invention
The purpose of this utility model is to provide a kind of 6 pipe high-pressure gas long pipe hydraulic pressure air-entrapping semitrailers, has solved the state of jolting and has easily leaked, and high pressure hose needs the often problem of replacing.
The utility model comprises: lifting chassis, front end gas circuit cabin, gas cylinder, framework, fire extinguisher, gas circuit steel pipe, liquid road, rear end and operational window, counterpoise grounding.Front end gas circuit cabin comprises that first safety device, curved general formula conical surface O type circle combination sealing joint, a U type pipe, a NPT1 ball valve, a NPT1 pneumatic ball valve, the first corrosion-resistant steel pipeline, turnover gas connect piece, turnover gas ready-packaged joint, the first compression indicator shutoff valve, first compression indicator, the first gas cylinder end plug.Curved general formula conical surface O type circle combination sealing joint one end is connected with first safety device; connecting thread is NPT1; the other end is connected with a U type pipe; type of attachment is conical surface O type circle sealing movable joint; first safety device directly is assembled on the first gas cylinder end plug; connecting thread is NPT1.5, directly protects the safety of gas cylinder.Curved general formula conical surface O type circle combination sealing joint seals with adopting conical surface O type circle being connected of a U type pipe, and all pipelines all adopt the corrosion-resistant steel pipeline of Ф 25*3.
Liquid road, rear end and operational window comprise that second safety device, profiled tee joint assembly joint, the 2nd U type pipe, the second compression indicator shutoff valve, second compression indicator, the 2nd NPT1 ball valve, the 2nd NPT1 pneumatic ball valve, the second corrosion-resistant steel pipeline, turnover oil connect piece, pass in and out oily ready-packaged joint, the second gas cylinder end plug.Profiled tee joint assembly joint one end is connected with second safety device; connecting thread is NPT1; one end is connected with the 2nd U type pipe; connecting thread is NPT1; one end is connected with the second compression indicator shutoff valve, and connecting thread is NPT1/4, and second safety device directly is assembled on the second gas cylinder end plug; connecting thread is NPT1.5, directly protects the safety of gas cylinder.The profiled tee joint assembly joint seals with adopting conical surface O type circle being connected of the 2nd U type pipe, and all pipelines all adopt the corrosion-resistant steel pipeline of Ф 25*3.
During operation, the hydraulic actuating cylinder on lifting chassis is with 10 ° of angles of framework lifting (as shown in Figure 3), hydraulic oil enters gas cylinder from the turnover oil ready-packaged joint of rear deck, gas in the gas cylinder is shifted onto the turnover gas ready-packaged joint of rear deck by the gas circuit steel pipe, be added to the aerating equipment for the treatment of by filling machine, the 20MPa gas of residue 0.5m3 in gas cylinder, residual gas back into hydraulic oil in the fuel tank again.
The utlity model has following advantage:
1, safety device and end plug connecting thread are strengthened, by NPT1 " change NPT1.5 into ", improved greatly and be subjected to force intensity, reduced the generation of leaking;
2, the middle conical surface O type circle hermetically-sealed construction of curved leading to+conical surface O type circle seal combination joint has reduced the possibility of leaking greatly, seals reliable and stable.
3, safety device is moved on to the first road joint face, both guaranteed easy to operately, can guarantee that again gas cylinder safely is reliable;
4, the capacity that fills increases, and being increased by original 8 18m3 that manage cars is the 21.7m3 of 6 pipes, has reduced the unit transport cost of natural fuels.
5, all use Ф 25*3 stainless steel tube instead, not only improved the intensity and the flow of pipeline, solved the problem that high pressure hose must be changed in 3 years, greatly reduce user's use cost.
6, the use of U type bend pipe has reduced assembly stress and temperature stress.
Description of drawings
Fig. 1 is the workflow diagram of high-pressure gas long pipe hydraulic pressure air-entrapping semitrailer.
Fig. 2 is total figure of high-pressure gas long pipe hydraulic pressure air-entrapping semitrailer.Wherein, lifting chassis 1, front end gas circuit cabin 2, gas cylinder 3, framework 4, fire extinguisher 5, gas circuit steel pipe 6, liquid road, rear end and operational window 7, counterpoise grounding 8.
Lifting figure when Fig. 3 is high-pressure gas long pipe hydraulic pressure air-entrapping semitrailer work.
Fig. 4 is the constructional drawing of rear end operational window.Wherein, the 2nd U type pipe 11, the 2nd NPT1 ball valve 14, the 2nd NPT1 pneumatic ball valve 15, the second corrosion-resistant steel pipeline 16.
Fig. 5 is the right elevation of Fig. 4.Wherein, second safety device 9, profiled tee joint assembly joint 10, the second compression indicator shutoff valve 12, second compression indicator 13, turnover oil connect piece 17, the oily ready-packaged joint 18 of turnover, the second gas cylinder end plug 19.
Fig. 6 is a front end gas circuit cabin structure scheme drawing.Wherein, a U type pipe 22, a NPT1 ball valve 23, a NPT1 pneumatic ball valve 24, the first corrosion-resistant steel pipeline 25.
Fig. 7 is the right elevation of Fig. 6.Wherein, first safety device 20, curved general formula conical surface O type circle combination sealing joint 21, the first gas cylinder end plug 26, the first compression indicator shutoff valve 27, first compression indicator 28.
The specific embodiment
Fig. 1~Fig. 7 is a kind of specific embodiment of the present utility model.
The utility model comprises: lifting chassis 1, front end gas circuit cabin 2, gas cylinder 3, framework 4, fire extinguisher 5, gas circuit steel pipe 6, liquid road, rear end and operational window 7, counterpoise grounding 8.Front end gas circuit cabin 2 comprises that first safety device 20, curved general formula conical surface O type circle combination sealing joint 21, a U type pipe 22, a NPT1 ball valve 23, a NPT1 pneumatic ball valve 24, the first corrosion-resistant steel pipeline 25, turnover gas connect piece, turnover gas ready-packaged joint, the first compression indicator shutoff valve 27, first compression indicator 28, the first gas cylinder end plug 26.Curved general formula conical surface O type circle combination sealing joint 21 1 ends are connected with first safety device 20; connecting thread is NPT1; the other end is connected with a U type pipe 22; type of attachment is conical surface O type circle sealing movable joint; first safety device 20 directly is assembled on the first gas cylinder end plug 26; connecting thread is NPT1.5, directly protects the safety of gas cylinder 3.Curved general formula conical surface O type circle combination sealing joint 21 seals with adopting conical surface O type circle being connected of a U type pipe 22, and all pipelines all adopt the corrosion-resistant steel pipeline of Ф 25*3.
Liquid road, rear end and operational window 7 comprise that second safety device 9, profiled tee joint assembly joint 10, the 2nd U type pipe 11, the second compression indicator shutoff valve 12, second compression indicator 13, the 2nd NPT1 ball valve 14, the 2nd NPT1 pneumatic ball valve 15, the second corrosion-resistant steel pipeline 16, turnover oil connect piece 17, the oily ready-packaged joint 18 of turnover, the second gas cylinder end plug 19.Profiled tee joint assembly joint 10 1 ends are connected with second safety device 9; connecting thread is NPT1; one end is connected with the 2nd U type pipe 11; connecting thread is NPT1; one end is connected with the second compression indicator shutoff valve 12, and connecting thread is NPT1/4, and second safety device 9 directly is assembled on the second gas cylinder end plug 19; connecting thread is NPT1.5, directly protects the safety of gas cylinder 3.Profiled tee joint assembly joint 10 seals with adopting conical surface O type circle being connected of the 2nd U type pipe 11, and all pipelines all adopt the corrosion-resistant steel pipeline of Ф 25*3.
During operation, the hydraulic actuating cylinder on lifting chassis 1 is with framework 10 ° of angles of 4 liftings (as shown in Figure 3), hydraulic oil enters gas cylinder from the turnover oil ready-packaged joint of rear deck, gas in the gas cylinder is shifted onto the turnover gas ready-packaged joint of rear deck by gas circuit steel pipe 6, be added to the aerating equipment for the treatment of by filling machine, the 20MPa gas of residue 0.5m3 in gas cylinder, residual gas back into hydraulic oil in the fuel tank again.

Claims (4)

1. manage high-pressure gas long pipe hydraulic pressure air-entrapping semitrailer for one kind 6, comprise: the lifting chassis, front end gas circuit cabin, gas cylinder, framework, fire extinguisher, the gas circuit steel pipe, liquid road, rear end and operational window, counterpoise grounding, it is characterized in that, front end gas circuit cabin (2) comprises first safety device (20), curved general formula conical surface O type circle combination sealing joint (21), the one U type pipe (22), the one NPT1 ball valve (23), the one NPT1 pneumatic ball valve (24), the first corrosion-resistant steel pipeline (25), turnover gas connects piece, turnover gas ready-packaged joint, the first compression indicator shutoff valve (27), first compression indicator (28), the first gas cylinder end plug (26), curved general formula conical surface O type circle combination sealing joint (21) one ends are connected with first safety device (20), connecting thread is NPT1, the other end is connected with a U type pipe (22), type of attachment is conical surface O type circle sealing movable joint, first safety device (20) directly is assembled on the first gas cylinder end plug (26), and connecting thread is NPT1.5; Liquid road, rear end and operational window (7) comprise second safety device (9), profiled tee joint assembly joint (10), the 2nd U type pipe (11), the second compression indicator shutoff valve (12), second compression indicator (13), the 2nd NPT1 ball valve (14), the 2nd NPT1 pneumatic ball valve (15), the second corrosion-resistant steel pipeline (16), turnover oil connects piece (17), pass in and out oily ready-packaged joint (18), the second gas cylinder end plug (19), profiled tee joint assembly joint (10) one ends are connected with second safety device (9), connecting thread is NPT1, one end is connected with the 2nd U type pipe (11), connecting thread is NPT1, one end is connected with the second compression indicator shutoff valve (12), connecting thread is NPT1/4, second safety device (9) directly is assembled on the second gas cylinder end plug (19), and connecting thread is NPT1.5.
2. 6 pipe high-pressure gas long pipe hydraulic pressure air-entrapping semitrailers according to claim 1 is characterized in that, described curved general formula conical surface O type circle combination sealing joint (21) seals with adopting conical surface O type circle being connected of a U type pipe (22).
3. 6 pipe high-pressure gas long pipe hydraulic pressure air-entrapping semitrailers according to claim 1 is characterized in that, described profiled tee joint assembly joint (10) seals with adopting conical surface O type circle being connected of the 2nd U type pipe (11).
4. 6 pipe high-pressure gas long pipe hydraulic pressure air-entrapping semitrailers according to claim 1 is characterized in that described pipeline all adopts the corrosion-resistant steel pipeline of Ф 25*3.
CN 201120045207 2011-02-23 2011-02-23 Six-pipe high-pressure gas long-pipe hydraulic gas filling semitrailer Expired - Lifetime CN201941738U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201120045207 CN201941738U (en) 2011-02-23 2011-02-23 Six-pipe high-pressure gas long-pipe hydraulic gas filling semitrailer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201120045207 CN201941738U (en) 2011-02-23 2011-02-23 Six-pipe high-pressure gas long-pipe hydraulic gas filling semitrailer

Publications (1)

Publication Number Publication Date
CN201941738U true CN201941738U (en) 2011-08-24

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Family Applications (1)

Application Number Title Priority Date Filing Date
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102767691A (en) * 2012-07-27 2012-11-07 新兴能源装备股份有限公司 Self-tightening type quick-mounted anti-explosion vacuum-pumping device
CN103253309A (en) * 2013-05-19 2013-08-21 新兴能源装备股份有限公司 6-pipe hydraulic gas-adding long pipe semitrailer
CN105966370A (en) * 2016-05-11 2016-09-28 新兴能源装备股份有限公司 Integrated gas filling semitrailer

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102767691A (en) * 2012-07-27 2012-11-07 新兴能源装备股份有限公司 Self-tightening type quick-mounted anti-explosion vacuum-pumping device
CN102767691B (en) * 2012-07-27 2013-10-16 新兴能源装备股份有限公司 Self-tightening type quick-mounted anti-explosion vacuum-pumping device
CN103253309A (en) * 2013-05-19 2013-08-21 新兴能源装备股份有限公司 6-pipe hydraulic gas-adding long pipe semitrailer
CN103253309B (en) * 2013-05-19 2015-11-18 新兴能源装备股份有限公司 6 pipe hydraulic pressure aerating long tube superimposed trailers
CN105966370A (en) * 2016-05-11 2016-09-28 新兴能源装备股份有限公司 Integrated gas filling semitrailer

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Granted publication date: 20110824