CN205402233U - A multi -functional water injection head for liquefied gas cylinder - Google Patents
A multi -functional water injection head for liquefied gas cylinder Download PDFInfo
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- CN205402233U CN205402233U CN201620149170.0U CN201620149170U CN205402233U CN 205402233 U CN205402233 U CN 205402233U CN 201620149170 U CN201620149170 U CN 201620149170U CN 205402233 U CN205402233 U CN 205402233U
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- water injection
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- injection pipe
- cylinder
- gland
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Abstract
The utility model belongs to the pressure vessel hydrostatic test field relates to a multi -functional water injection head for liquefied gas cylinder, and the structure mainly includes gland, body, gland nut, fixing bolt, pressure -bearing groove, water injection pipe, gas outlet, the aperture of giving vent to anger, sealing washer and pressure -measuring opening, the body upper end of cylindric structure is through bolt and gland fixed connection, lower extreme and gland nut fixed connection, lateral wall and diapire form the pressure -bearing groove jointly, gland nut is equipped with the sealing washer in inboard lower part, the inside of body is provided with the water injection pipe, and water injection pipe one end is inserted the body lower extreme and is omited downwardly extending, and the other end stretches out the body outside perpendicularly, body upper portion is less than water injection pipe open -ended left side and has seted up pressure -measuring opening, and the gas outlet has been seted up on the right side, pressure -measuring opening and manometer fixed connection, gas outlet and solenoid valve fixed connection, realize the water injection exhaust and go on simultaneously, it is sealed respond well, improve work efficiency, reduction in production cost.
Description
Technical field:
This utility model belongs to hydraulic test of pressure vessel field, relates to the water filling head of a kind of pressure vessel internal test method water pressure test, particularly a kind of multi-functional water filling head for cylinder for liquefied gas.
Background technology:
Security performance, as the pressure vessel of a kind of movable type, is required higher, and ensures that the workmanship of steel cylinder is to ensure that the premise that steel cylinder is used safely by cylinder for liquefied gas.Wherein the water pressure test is the important parameter measuring steel cylinder security performance, National Standard of the People's Republic of China defines the requirement for the water pressure test about liquefied petroleum gas steel cylinder periodic inspection with evaluation (GB8334-2011) Article 10, and National Standard of the People's Republic of China's gas cylinder by hydrostatic pressure test method (GB/T9251-2011) Article 7 refer to device and the testing process of pressure test.Filling in order to ensure cylinder for liquefied gas, transporting, using the safety of each side, reliability, manufacturing in production process at it, carrying out the detection of safety, reliability by manufacturer's standard requirement bottle by only carrying out hydraulic test method.In prior art, the water filling camera function of the cylinder for liquefied gas water pressure test is single, the effect of aerofluxus while of can only realizing water-filling function and be unable to reach；Or water filling aerofluxus can carry out but cannot be carried out closely knit pressurize, and apparatus structure is sufficiently complex simultaneously.Have been put into the integrative-structure that cylinder water pressure experiment water injection equipment major part is pressure device and water filling head produced on the market, once there be certain parts damages, whole water injection equipment will be overhauled, and wasting time and energy.Therefore, research and develop a kind of simple in structure and low in cost and be provided simultaneously with the cylinder water pressure experiment water filling head of several functions, there is good society and economic worth, have a extensive future.
Summary of the invention:
Present invention aim to overcome that the defect that prior art exists, seek to provide a kind of reasonable in design, compact conformation, easy to loading and unloading, it is easy to the multi-functional water filling head for cylinder for liquefied gas of maintenance, it is achieved detect pressure of the inside of a bottle in water pressure test process in real time, there is water filling aerofluxus carry out simultaneously, sealing effectiveness is good, improves work efficiency, reduces production cost.
To achieve these goals, structure of the present utility model mainly includes gland, body, sealing nut, fixing bolt, pressure tank, water injection pipe, gas outlet, aperture of giving vent to anger, sealing ring and pressure tap；The body upper end of cylinder-like structure is connected by bolt and gland are fixing, and lower end is fixing with sealing nut to be connected；Gland includes sidewall and diapire, and inside sidewalls has the female thread coordinated with cylinder rod external screw thread, and sidewall and diapire are collectively forming pressure tank；Sealing nut lower inside is equipped with sealing ring；Body be internally provided with water injection pipe, water injection pipe one end is inserted body lower end and is also slightly downwardly extended, and the other end extends perpendicularly out outer body；Body upper part offers pressure tap lower than the left side of water injection pipe opening, and right side opening is provided with gas outlet, and pressure tap is fixing with Pressure gauge to be connected, and gas outlet is fixing with electromagnetic valve to be connected；There are around body lower center more than 4 uniformly arrangements, separate apertures of giving vent to anger；Each parts coordinate the multi-functional water filling head constituting cylinder for liquefied gas, it is achieved detect pressure of the inside of a bottle in water pressure test process in real time, it is achieved water filling aerofluxus carries out simultaneously, and sealing effectiveness is good, improve work efficiency, reduce production cost.
When a kind of multi-functional water filling head for cylinder for liquefied gas that this utility model relates to uses: multi-functional water filling head is fixedly connected on cylinder rod by pressure tank, start and suppress switch, multi-functional water filling head is pressed on cylinder for liquefied gas mouth by cylinder, utilizes sealing ring to seal；Now open low-lift pump switch, by water injection pipe one end of body outer end to water filling in bottle, when gas outlet there are flowing out, electromagnetic valve is automatically switched off, and now opens high-pressure pump switch, by water injection pipe one end of body outer end to water filling in bottle, observe Pressure gauge registration, when reaching setting value, close water filling switch, pressurize 1min；After having inspected, open pressure relief valve to normal pressure.
Compared with prior art, water injection pipe adopts vertical-type bend pipe to this utility model, it is simple to guides the flow direction of water and is beneficial to air and is separated from water；Aperture is given vent to anger around water injection pipe in described body lower end, it is simple to fixing water injection pipe and realize separating of air and water；Its simple in construction, principle is reliable, easy and simple to handle, with low cost, and good sealing effect is applied widely.
Accompanying drawing illustrates:
Fig. 1 is agent structure principle schematic of the present utility model；
Fig. 2 is the right view of Fig. 1；
Fig. 3 is the upward view of body 2 in Fig. 1；
In figure, 1. gland；2. body；3. sealing nut；4. fixing bolt；5. pressure tank；6. water injection pipe；7. gas outlet；8. give vent to anger aperture；9. sealing ring；10. pressure tap；11. sidewall；12. diapire.
Detailed description of the invention:
Embodiment:
Referring to Fig. 1, Fig. 2, Fig. 3, a kind of multi-functional water filling head for cylinder for liquefied gas that the present embodiment relates to mainly includes gland 1, body 2, sealing nut 3, fixing bolt 4, pressure tank 5, water injection pipe 6, gas outlet 7, aperture 8 of giving vent to anger, sealing ring 9 and pressure tap 10；Body 2 upper end of cylinder-like structure is connected with gland 1 by fixing bolt 4, and lower end is fixing with sealing nut 3 to be connected；Gland 1 includes sidewall 11 and diapire 12, has the female thread coordinated with cylinder rod external screw thread, sidewall 11 and diapire 12 and be collectively forming pressure tank 5 inside sidewall 11；Sealing nut 3 lower inside equipped with sealing ring 9, body 2 be internally provided with water injection pipe 6, water injection pipe 6 one end is inserted body 2 lower end and is also slightly downwardly extended, and the other end extends perpendicularly out outside body 2；Body 2 top offers pressure tap 10 lower than the left side of water injection pipe 6 opening, and right side opening is provided with gas outlet 7, and pressure tap 10 is fixing with Pressure gauge to be connected, and gas outlet 7 is fixing with electromagnetic valve to be connected；There is around body 2 lower center 10 uniform arrangements, separate aperture 8 of giving vent to anger；Each parts coordinate the multi-functional water filling head constituting cylinder for liquefied gas, it is achieved detect pressure of the inside of a bottle in water pressure test process in real time, have water filling aerofluxus and carry out simultaneously, and sealing effectiveness is good, improve work efficiency, reduce production cost.
When a kind of multi-functional water filling head for cylinder for liquefied gas that this utility model relates to uses: multi-functional water filling head is fixedly connected on cylinder rod by pressure tank 5, start and suppress switch, multi-functional water filling head is pressed on cylinder for liquefied gas mouth by cylinder, utilizes sealing ring 9 to seal；Now open low-lift pump switch, by water injection pipe 6 one end of body 2 outer end to water filling in bottle, when gas outlet 7 there are flowing out, electromagnetic valve is automatically switched off, and now opens high-pressure pump switch, by water injection pipe 6 one end of body 2 outer end to water filling in bottle, observe Pressure gauge registration, when reaching setting value, close water filling switch, pressurize 1min；After having inspected, open pressure relief valve to normal pressure.
Claims (2)
1. the multi-functional water filling head for cylinder for liquefied gas, it is characterised in that: structure mainly includes gland, body, sealing nut, fixing bolt, pressure tank, water injection pipe, gas outlet, aperture of giving vent to anger, sealing ring and pressure tap；The body upper end of cylinder-like structure is connected by bolt and gland are fixing, and lower end is fixing with sealing nut to be connected；Gland includes sidewall and diapire, and inside sidewalls has the female thread coordinated with cylinder rod external screw thread, and sidewall and diapire are collectively forming pressure tank；Sealing nut lower inside is equipped with sealing ring；Body be internally provided with water injection pipe, water injection pipe one end is inserted body lower end and is also slightly downwardly extended, and the other end extends perpendicularly out outer body；Body upper part offers pressure tap lower than the left side of water injection pipe opening, and right side opening is provided with gas outlet, and pressure tap is fixing with Pressure gauge to be connected, and gas outlet is fixing with electromagnetic valve to be connected.
2. a kind of multi-functional water filling head for cylinder for liquefied gas as claimed in claim 1, it is characterised in that: there are around described body lower center more than 4 uniformly arrangements, separate apertures of giving vent to anger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620149170.0U CN205402233U (en) | 2016-02-29 | 2016-02-29 | A multi -functional water injection head for liquefied gas cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620149170.0U CN205402233U (en) | 2016-02-29 | 2016-02-29 | A multi -functional water injection head for liquefied gas cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205402233U true CN205402233U (en) | 2016-07-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620149170.0U Active CN205402233U (en) | 2016-02-29 | 2016-02-29 | A multi -functional water injection head for liquefied gas cylinder |
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| CN (1) | CN205402233U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110057661A (en) * | 2019-05-23 | 2019-07-26 | 中国船舶科学研究中心（中国船舶重工集团公司第七0二研究所） | Closed container water filling exhaust automatic opening-closing and its installation method |
-
2016
- 2016-02-29 CN CN201620149170.0U patent/CN205402233U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110057661A (en) * | 2019-05-23 | 2019-07-26 | 中国船舶科学研究中心（中国船舶重工集团公司第七0二研究所） | Closed container water filling exhaust automatic opening-closing and its installation method |
| CN110057661B (en) * | 2019-05-23 | 2021-07-27 | 中国船舶科学研究中心（中国船舶重工集团公司第七0二研究所） | Automatic opening and closing device for water injection and exhaust of closed container and installation method thereof |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 276000 Shandong Province, Linyi City Industrial Park Street Hedong District Headquarters Patentee after: Shandong Yong'an special equipment Co., Ltd Address before: 276000 Shandong Province, Linyi City Industrial Park Street Hedong District Headquarters Patentee before: SHANDONG TIANHAI HIGH PRESSURE CONTAINER CO., LTD. |