CN109162889A - A kind of high leakproofness liquid hydrogen pump - Google Patents
A kind of high leakproofness liquid hydrogen pump Download PDFInfo
- Publication number
- CN109162889A CN109162889A CN201811052921.7A CN201811052921A CN109162889A CN 109162889 A CN109162889 A CN 109162889A CN 201811052921 A CN201811052921 A CN 201811052921A CN 109162889 A CN109162889 A CN 109162889A
- Authority
- CN
- China
- Prior art keywords
- inlet
- fixedly connected
- liquid outlet
- connector
- high leakproofness
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B15/00—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts
- F04B15/06—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts for liquids near their boiling point, e.g. under subnormal pressure
- F04B15/08—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts for liquids near their boiling point, e.g. under subnormal pressure the liquids having low boiling points
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/001—Noise damping
- F04B53/003—Noise damping by damping supports
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/16—Casings; Cylinders; Cylinder liners or heads; Fluid connections
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/20—Filtering
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B15/00—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts
- F04B15/06—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts for liquids near their boiling point, e.g. under subnormal pressure
- F04B15/08—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts for liquids near their boiling point, e.g. under subnormal pressure the liquids having low boiling points
- F04B2015/081—Liquefied gases
- F04B2015/0822—Hydrogen
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electromagnetic Pumps, Or The Like (AREA)
- Compressor (AREA)
Abstract
The invention discloses a kind of high leakproofness liquid hydrogen pumps, the upper end of pedestal is fixedly connected with the pump housing by fixture nut, the upper end of the pump housing is fixedly connected with inlet, the left end of the pump housing is fixedly connected with liquid outlet, the end of inlet and liquid outlet is threaded with connector, the two sides of connector are equipped with thread groove, the inner end of thread groove is equipped with seal washer, the two side ends of connector are equipped with clamping block, the side of inlet and liquid outlet is equipped with limited block, and the side wall of inlet and liquid outlet is fixedly connected with solenoid valve；It is threadedly coupled using connector and liquid outlet with inlet, by the limited block of internal seal washer and outside, seals junction is tight, strengthen the sealing to junction, the leakage for avoiding hydrogen leads to the natural calamities such as fire, improve equipment using safe；The present invention has rational design, and structure is simple, is suitble to popularization and extensive utilization.
Description
Technical field
The invention belongs to liquid hydrogen technical fields, particularly relate to a kind of high leakproofness liquid hydrogen pump.
Background technique
Liquid hydrogen is as hydrogen by liquid obtained from cooling, is a kind of colourless, tasteless high energy low temperature liquid fuel, and
Hydrogen energy source has been subjected to the most attention of countries in the world as a kind of new energy system.Hydrogen Energy is used as energy system scale
Source, storage hydrogen density become practical key, and it is hydrogen safely that liquid hydrogen, which is the method that uniquely can satisfy the following storing density requirement,
The requirement of most critical in energy system.
Liquid hydrogen pump is often used during liquid hydrogen conveying, liquid hydrogen pump in the prior art is in the junction with pipeline
Sometimes what is connected is less close, may result in the leakage of hydrogen, leads to the pollution of environment and the waste of resource, may when serious
It returns and causes fire, so having to for being sealed pipeline opening junction when conveying liquid hydrogen.
Summary of the invention
The purpose of the present invention is to provide a kind of high leakproofness liquid hydrogen pumps, solve the defect of leakproofness difference.
The technical scheme of the present invention is realized as follows:
A kind of high leakproofness liquid hydrogen pump, including pedestal, the upper end of the pedestal are fixedly connected with the pump housing by fixture nut,
The upper end of the pump housing is fixedly connected with inlet, and the left end of the pump housing is fixedly connected with liquid outlet, the inlet with go out
The end of liquid mouth is threaded with connector, and the two sides of the connector are equipped with thread groove, and the inner end of the thread groove is set
There is seal washer, and the end of liquid outlet is flexibly connected with seal washer with the end of inlet, the two sides of the connector
It holds and is equipped with clamping block, the side of the inlet and liquid outlet is equipped with limited block, and the side of limited block is equipped with engaging slot,
And engaging slot is flexibly connected with card and block, the side wall of the inlet and liquid outlet is fixedly connected with solenoid valve.
Further, filter screen is equipped with inside the connector of the inlet upper end, and filter screen is equipped with two layers.
Further, the lower end of the pedestal is fixedly connected with damping spring, and the lower end of the damping spring is fixedly connected
Damping base.
Further, the inside of the engaging slot also is provided with seal washer, and the activity of the end of seal washer and clamping block
Connection, and seal washer is matrix made of rubber.
Further, dust cover is fixedly connected on the right side of the pump housing, and the surface of dust cover is equipped with heat release hole.
Further, the model ZQDF of the solenoid valve, and the use of pressure is 1.6mpa, connection type is internal screw thread.
In conclusion the present invention has the advantages that
A kind of high leakproofness liquid hydrogen pump of the invention is threadedly coupled, by interior with inlet using connector and liquid outlet
The seal washer in portion and the limited block in outside seal junction is tight, strengthen the sealing to junction, keep away
The leakage for having exempted from hydrogen leads to the natural calamities such as fire, improve equipment using safe；The present invention has rational design, structure letter
It is single, it is suitble to popularization and extensive utilization.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other drawings based on these drawings.
Fig. 1 is a kind of structural schematic diagram of high leakproofness liquid hydrogen pump of the present invention；
Fig. 2 is a kind of A-A cross-sectional view of high leakproofness liquid hydrogen pump of the present invention.
In figure: 1, pedestal；2, fixture nut；3, the pump housing；4, inlet；5, liquid outlet；6, connector；7, thread groove；8,
Seal washer；9, clamping block；10, limited block；11, engaging slot；12, solenoid valve；13, filter screen；14, damping spring；15, damping
Pedestal；16, dust cover；17, heat release hole.
Specific embodiment
Below in conjunction with the embodiment of the present invention, technical scheme in the embodiment of the invention is clearly and completely described,
Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based in the present invention
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the scope of protection of the invention.
As shown in Figs. 1-2, the upper end of a kind of high leakproofness liquid hydrogen pump, including pedestal 1, pedestal 1 is fixed by fixture nut 2
It is connected with the pump housing 3, the upper end of the pump housing 3 is fixedly connected with inlet 4, and the left end of the pump housing 3 is fixedly connected with liquid outlet 5, inlet 4
It is threaded with connector 6 with the end of liquid outlet 5, the two sides of connector 6 are equipped with thread groove 7, and the inner end of thread groove 7 is set
There is seal washer 8, connector 6 is rotated to the inside of inlet 4 and 5 end of liquid outlet, the end of inlet 4 and liquid outlet 5 is made
Portion resists seal washer 8, has the function that sealing, and the end of liquid outlet 5 and the end of inlet 4 with seal washer 8
It being flexibly connected, the two side ends of connector 6 are equipped with clamping block 9, and inlet 4 and the side of liquid outlet 5 are equipped with limited block 10, and
The side of limited block 10 is equipped with engaging slot 11, and engaging slot 11 is flexibly connected with clamping block 9, and clamping block 9 resists engaging slot 11, shape
At secondary seal, the sealing performance of equipment is improved, inlet 4 and the side wall of liquid outlet 5 are fixedly connected with solenoid valve 12, and
The model ZQDF of solenoid valve 12, and the use of pressure is 1.6mpa, connection type is internal screw thread.The connector 6 of 4 upper end of inlet
Inside is equipped with filter screen 13, and filter screen 13 is equipped with two layers, it is therefore prevented that internal impurity enters, and the lower end of pedestal 1 is fixedly connected
There is damping spring 14, the lower end of damping spring 14 is fixedly connected with damping base 15, device bottom is protected not to be hit and damage,
The inside of engaging slot 11 also is provided with seal washer 8, and seal washer 8 is flexibly connected with the end of clamping block 9, and seal washer 8
For matrix made of rubber, the right side of the pump housing 3 is fixedly connected with dust cover 16, and the surface of dust cover 16 is equipped with heat release hole 17,
Convenient for the heat dissipation of equipment.
The electric elements occurred in this article are electrically connected with extraneous main controller and 220V alternating current, and main controller can be meter
Calculation machine etc. plays the conventionally known equipment of control action.
It should be noted that, in this document, such as the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of high leakproofness liquid hydrogen pump, it is characterised in that: including pedestal, the upper end of the pedestal connects by the way that fixture nut is fixed
Be connected to the pump housing, the upper end of the pump housing is fixedly connected with inlet, and the left end of the pump housing is fixedly connected with liquid outlet, it is described into
The end of liquid mouth and liquid outlet is threaded with connector, and the two sides of the connector are equipped with thread groove, the thread groove
Inner end be equipped with seal washer, and the end of liquid outlet is flexibly connected with seal washer with the end of inlet, the connection
The two side ends of part are equipped with clamping block, and the side of the inlet and liquid outlet is equipped with limited block, and the side of limited block is set
There is engaging slot, and engaging slot is flexibly connected with card and block, the side wall of the inlet and liquid outlet is fixedly connected with solenoid valve.
2. a kind of high leakproofness liquid hydrogen pump according to claim 1, it is characterised in that: the connector of the inlet upper end
Inside is equipped with filter screen, and filter screen is equipped with two layers.
3. a kind of high leakproofness liquid hydrogen pump according to claim 1, it is characterised in that: the lower end of the pedestal is fixedly connected
There is damping spring, the lower end of the damping spring is fixedly connected with damping base.
4. a kind of high leakproofness liquid hydrogen pump according to claim 1, it is characterised in that: the inside of the engaging slot also is provided with
Seal washer, and seal washer is flexibly connected with the end of clamping block, and seal washer is matrix made of rubber.
5. a kind of high leakproofness liquid hydrogen pump according to claim 1, it is characterised in that: be fixedly connected on the right side of the pump housing
There is dust cover, and the surface of dust cover is equipped with heat release hole.
6. a kind of high leakproofness liquid hydrogen pump according to claim 1, it is characterised in that: the model of the solenoid valve
ZQDF, and the use of pressure is 1.6mpa, connection type is internal screw thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811052921.7A CN109162889A (en) | 2018-09-10 | 2018-09-10 | A kind of high leakproofness liquid hydrogen pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811052921.7A CN109162889A (en) | 2018-09-10 | 2018-09-10 | A kind of high leakproofness liquid hydrogen pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109162889A true CN109162889A (en) | 2019-01-08 |
Family
ID=64894630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811052921.7A Pending CN109162889A (en) | 2018-09-10 | 2018-09-10 | A kind of high leakproofness liquid hydrogen pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109162889A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1755179A (en) * | 2004-09-29 | 2006-04-05 | 东尾机械株式会社 | Pipe joint |
| JP2006304488A (en) * | 2005-04-20 | 2006-11-02 | Mitsubishi Heavy Ind Ltd | Induction motor and liquid hydrogen pump using the same |
| CN108331983A (en) * | 2018-03-22 | 2018-07-27 | 江苏省金峰石油机械制造有限公司 | A kind of oil pipe for oil exploitation industry connects sealing mechanism |
-
2018
- 2018-09-10 CN CN201811052921.7A patent/CN109162889A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1755179A (en) * | 2004-09-29 | 2006-04-05 | 东尾机械株式会社 | Pipe joint |
| JP2006304488A (en) * | 2005-04-20 | 2006-11-02 | Mitsubishi Heavy Ind Ltd | Induction motor and liquid hydrogen pump using the same |
| CN108331983A (en) * | 2018-03-22 | 2018-07-27 | 江苏省金峰石油机械制造有限公司 | A kind of oil pipe for oil exploitation industry connects sealing mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190108 |