CN104696575B - Cryogenic pipe magnetic valve - Google Patents
Cryogenic pipe magnetic valve Download PDFInfo
- Publication number
- CN104696575B CN104696575B CN201510114090.1A CN201510114090A CN104696575B CN 104696575 B CN104696575 B CN 104696575B CN 201510114090 A CN201510114090 A CN 201510114090A CN 104696575 B CN104696575 B CN 104696575B
- Authority
- CN
- China
- Prior art keywords
- flap
- valve
- rod
- chamber
- bonnet
- 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.)
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Classifications
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- 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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0644—One-way valve
- F16K31/0655—Lift valves
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- 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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/36—Valve members
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- 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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/46—Attachment of sealing rings
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- 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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/48—Attaching valve members to screw-spindles
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- 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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/029—Electromagnetically actuated valves
-
- 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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0675—Electromagnet aspects, e.g. electric supply therefor
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Magnetically Actuated Valves (AREA)
Abstract
The present invention relates to a kind of cryogenic pipe magnetic valve, including valve body, bonnet, valve rod and flap, it is provided with bonnet and iron core moving up and down is set in first guide assembly, first guide assembly, the upper end connection iron core of valve rod；The outside of bonnet is provided with protection cap, and magnet coil is provided with the protection cap；Spring and packing ring are socketed with valve rod；Snout cavity, flap chamber and outlet plenum are provided with valve body, valve port are opened up on the valve body in flap bottom of chamber portion and is connected with outlet plenum, the sidepiece in flap chamber is connected with snout cavity；Flap is arranged in flap chamber, and space is provided between the outer wall of flap and the inwall in flap chamber, and the outer wall of flap is provided with an at least ring groove.Space is provided between flap and flap cavity wall, reduces the resistance of flap motion, flap is moved up and down more smooth, air circulation is smooth, is difficult to be frozen, applicable relatively low temperature, and low temperature can be to 196 DEG C, and pressure can be to 2.5MPa.
Description
Technical field
The present invention relates to a kind of cryogenic pipe magnetic valve.
Background technology
It is frequently necessary to use magnetic valve in the air inlet pipeline of natural gas engine, primarily serves cut-out engine in time and supply
The effect of gas.
In conventional solenoid valve, flap moving resistance in valve body is larger, sluggish in air circulation, is used in cryogenic pipe
When, easily it is frozen in.
The content of the invention
The technical problem to be solved in the present invention is：Overcome the deficiencies in the prior art, there is provided a kind of cryogenic pipe magnetic valve.
The technical solution adopted for the present invention to solve the technical problems is：A kind of cryogenic pipe magnetic valve, including valve body,
Bonnet, valve rod and flap, the bonnet are arranged on valve body upper end, and the valve rod is arranged in bonnet, and the flap is arranged on
The lower end of valve rod, the flap packaged type is arranged in valve body in sealing valve port face, and first guide assembly is provided with the bonnet,
Iron core moving up and down, the upper end connection iron core of the valve rod are set in the first guide assembly；The outside setting of the bonnet
There is protection cap, magnet coil is provided with the protection cap.
Snout cavity, flap chamber and outlet plenum are provided with the valve body, valve is opened up on the valve body in flap bottom of chamber portion
Mouth is simultaneously connected with outlet plenum, and the sidepiece in the flap chamber is connected with snout cavity；The flap is arranged in flap chamber, the flap
Outer wall and the inwall in flap chamber between be provided with space, the outer wall of the flap is provided with an at least ring groove.
Further, passage is offered on described flap, the passage connects valve-rod cavity and flap chamber.
Further, spring and packing ring are socketed with the valve rod, the spring is located between packing ring and flap, the bullet
The upper end of spring is offseted packing ring, and the lower surface of first guide assembly is pushed against with washer, and the lower end of the spring pushes against flap.
When the magnet coil is powered, the iron core is moved upwards, drives the flap to leave sealing valve port face through valve rod,
The magnetic valve is opened.
When the magnet coil is powered off, the flap is moved down and seals valve port under the action of the spring, the electricity
Magnet valve is closed.
Further, the attachment structure between the valve rod and flap is：The flap upper end offers valve-rod cavity, described
In the valve-rod cavity of the lower end insertion flap of valve rod, cutting ferrule, the valve above the cutting ferrule are socketed with the valve rod in the valve-rod cavity
The back-up ring for limiting cutting ferrule is provided with valve.
Further, a circle sealing bulge loop is formed in the valve body on the sealing surface of valve port, the bottom of the flap is set
There is sealing ring, the sealed bulge loop of valve port coordinates with the sealing ring sealing of flap.
The beneficial effects of the invention are as follows：Space is provided between flap and flap cavity wall, reduces the resistance of flap motion, made
Flap moves up and down more smooth, and air circulation is smooth, is difficult to be frozen, applicable relatively low temperature, low temperature can to -196 DEG C,
Pressure can be to 2.5MPa.
The design of passage, can be such that flap chamber is communicated with the inner chamber of valve-rod cavity, further increase air circulation.
The design of bulge loop is sealed, the sealing ring of flap and the contact area of sealing bulge loop is reduced so that in low temperature environment
When sealing surface be difficult to be frozen.
Brief description of the drawings
The present invention is further described below in conjunction with the accompanying drawings.
Fig. 1 is the schematic diagram of magnetic valve of the present invention；
Fig. 2 is valve rod, the structure chart of flap connection；
Fig. 3 is the schematic diagram of valve body；
Wherein, 1, valve body, 3, sealing ring, 4, flap, 41, annular groove, 5, valve rod, 7, packing ring, 8, spring, 9, bonnet, 10, iron
Core, 11, protection cap, 12, magnet coil, 16, first guide assembly, 19, cutting ferrule, 111, snout cavity, 112, outlet plenum, 113, flap
Chamber, 114, sealing bulge loop.
Specific embodiment
Presently in connection with accompanying drawing, the present invention is further illustrated.These accompanying drawings are simplified schematic diagram only with signal side
Formula illustrates basic structure of the invention, therefore it only shows the composition relevant with the present invention.
As shown in Fig. 1 Fig. 2 Fig. 3, a kind of cryogenic pipe magnetic valve, including valve body 1, bonnet 9, valve rod 5 and flap 4,
Bonnet 9 is arranged on the upper end of valve body 1, and valve rod 5 is arranged in bonnet 9, and flap 4 is arranged on the lower end of valve rod 5, the packaged type of flap 4
It is arranged in valve body 1 in sealing valve port face, is provided with bonnet 9 and is set in first guide assembly 16, first guide assembly 16 and can moved up and down
Iron core 10, valve rod 5 upper end connection iron core 10；The outside of bonnet 9 is provided with protection cap 11, and electromagnetism is provided with protection cap 11
Coil 12.
It is socketed with spring 8 and packing ring 7 on valve rod 5, spring 8 is located between packing ring 7 and flap 4, the upper end of spring 8 offsets pad
Circle 7, and the lower surface of first guide assembly 16 is pushed against with washer 7, the lower end of spring 8 pushes against flap 4.
When magnet coil 12 is powered, iron core 10 is moved upwards, drives flap 4 to leave sealing valve port face through valve rod 5, now electricity
Magnet valve is opened；When magnet coil 12 is powered off, flap 4 is moved down in the presence of spring 8 and seals valve port, now magnetic valve
Close.
Snout cavity 111, flap chamber 113 and outlet plenum 112 are provided with valve body 1, on the valve body 1 of the bottom of flap chamber 113
Open up valve port and connected with outlet plenum 112, the sidepiece in flap chamber 113 is connected with snout cavity 111；Flap 4 is arranged at flap chamber 113
It is interior, space is provided between the outer wall of flap 4 and the inwall in flap chamber 113, the outer wall of flap 4 is provided with an at least ring groove
41, during the present embodiment is preferred, annular groove 41 preferably 2 is enclosed.
Attachment structure between valve rod 5 and flap 4 is：The upper end of flap 4 offers valve-rod cavity, the lower end insertion valve of valve rod 5
In the valve-rod cavity of valve 4, cutting ferrule 19 is socketed with the valve rod 5 in valve-rod cavity, is provided with for limiting on the flap 4 of the top of cutting ferrule 19
The back-up ring of cutting ferrule 19.
Passage, passage connection valve-rod cavity and flap chamber 113 are offered on flap 4.
A circle sealing bulge loop 114 is formed in valve body 1 on the sealing surface of valve port, the bottom of flap 4 is provided with sealing ring 3, valve
The sealed bulge loop 114 of mouth coordinates with the sealing of sealing ring 3 of flap 4.Seal bulge loop 114 design, reduce flap sealing ring with
Seal the contact area of bulge loop so that sealing surface is difficult to be frozen during in low temperature environment.
With above-mentioned according to desirable embodiment of the invention as enlightenment, by above-mentioned description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property scope is not limited to the content on specification, it is necessary to its technical scope is determined according to right.
Claims (6)
1. a kind of cryogenic pipe magnetic valve, including valve body (1), bonnet (9), valve rod (5) and flap (4), the bonnet (9)
Valve body (1) upper end is arranged on, the valve rod (5) is arranged in bonnet (9), and the flap (4) is arranged on the lower end of valve rod (5),
Flap (4) packaged type is arranged in valve body (1) interior sealing valve port face, it is characterized in that, it is provided with elder generation on the bonnet (9)
Iron core (10) moving up and down, the upper end connection iron of the valve rod (5) are set in guide assembly (16), the first guide assembly (16)
Core (10)；The outside of the bonnet (9) is provided with protection cap (11), and magnet coil (12) is provided with the protection cap (11)；
Snout cavity (111), flap chamber (113) and outlet plenum (112), the flap chamber (113) are provided with the valve body (1)
Valve port is opened up on the valve body (1) of bottom and is connected with outlet plenum (112), sidepiece and the snout cavity (111) of the flap chamber (113)
Connection；The flap (4) is arranged in flap chamber (113), between the outer wall of the flap (4) and the inwall of flap chamber (113)
Space is provided with, the outer wall of the flap (4) is provided with an at least ring groove (41).
2. cryogenic pipe magnetic valve according to claim 1, it is characterized in that, offer ventilation on described flap (4)
Hole, the passage connects valve-rod cavity and flap chamber (113).
3. cryogenic pipe magnetic valve according to claim 2, it is characterized in that, it is socketed with spring (8) on the valve rod (5)
With packing ring (7), between packing ring (7) and flap (4), the upper end of the spring (8) offsets packing ring (7) spring (8), and
The lower surface of first guide assembly (16) is pushed against with washer (7), the lower end of the spring (8) pushes against flap (4)；
When the magnet coil (12) is powered, the iron core (10) is moved upwards, drives the flap (4) to leave through valve rod (5)
Sealing valve port face, the magnetic valve is opened；
When the magnet coil (12) is powered off, the flap (4) moves down in the presence of spring (8) and seals valve port,
The closed electromagnetic valve.
4. cryogenic pipe magnetic valve according to claim 1, it is characterized in that, between the valve rod (5) and flap (4)
Attachment structure is：Flap (4) upper end offers valve-rod cavity, the valve-rod cavity of lower end insertion flap (4) of the valve rod (5)
It is interior, cutting ferrule (19) is socketed with the valve rod (5) in the valve-rod cavity, it is provided with use on the flap (4) above the cutting ferrule (19)
In the back-up ring of limitation cutting ferrule (19).
5. cryogenic pipe magnetic valve according to claim 1, it is characterized in that, the sealing surface of the interior valve port of the valve body (1)
Upper to form circle sealing bulge loop (114), the bottom of the flap (4) is provided with sealing ring (3), the sealed bulge loop of valve port
(114) sealing ring (3) sealing with flap (4) coordinates.
6. cryogenic pipe magnetic valve according to claim 1, it is characterized in that, the outer wall of the flap (4) is provided with 2 circles
Annular groove (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510114090.1A CN104696575B (en) | 2015-03-16 | 2015-03-16 | Cryogenic pipe magnetic valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510114090.1A CN104696575B (en) | 2015-03-16 | 2015-03-16 | Cryogenic pipe magnetic valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104696575A CN104696575A (en) | 2015-06-10 |
| CN104696575B true CN104696575B (en) | 2017-06-06 |
Family
ID=53343981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510114090.1A Active CN104696575B (en) | 2015-03-16 | 2015-03-16 | Cryogenic pipe magnetic valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104696575B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105318086A (en) * | 2015-11-30 | 2016-02-10 | 湖北中生汽车电器有限公司 | Electromagnetic valve assembly |
| JP2019219006A (en) * | 2018-06-20 | 2019-12-26 | アズビルＴａｃｏ株式会社 | Electromagnetic valve |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0535394A1 (en) * | 1991-10-04 | 1993-04-07 | Messer Griesheim Gmbh | Electromagnetic valve for liquified gas at low temperatures |
| CN2215635Y (en) * | 1995-03-10 | 1995-12-20 | 唐振立 | Pressure differnce-free two-direction electromagnetic valve |
| JP2005188650A (en) * | 2003-12-25 | 2005-07-14 | Toyota Motor Corp | Electromagnetic drive valve |
| CN101349348A (en) * | 2007-07-18 | 2009-01-21 | 浙江省医疗器械研究所 | Cryogenic fluid electromagnetic valve |
| CN201963944U (en) * | 2010-12-29 | 2011-09-07 | 天津市航翔科技发展有限公司 | Low-temperature normally-closed electromagnetic reversing valve |
| CN203571178U (en) * | 2013-10-25 | 2014-04-30 | 宁波隆腾轴承液压件有限公司 | Electromagnetic valve |
| CN104373603A (en) * | 2014-10-16 | 2015-02-25 | 开封瑞科阀门有限公司 | Hidden rod type ultralow temperature stop valve with upper sealing structure, lower sealing structure and pressure relief device |
| CN204493840U (en) * | 2015-03-16 | 2015-07-22 | 张家港富瑞特种装备股份有限公司 | Cryogenic pipe solenoid valve |
-
2015
- 2015-03-16 CN CN201510114090.1A patent/CN104696575B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0535394A1 (en) * | 1991-10-04 | 1993-04-07 | Messer Griesheim Gmbh | Electromagnetic valve for liquified gas at low temperatures |
| CN2215635Y (en) * | 1995-03-10 | 1995-12-20 | 唐振立 | Pressure differnce-free two-direction electromagnetic valve |
| JP2005188650A (en) * | 2003-12-25 | 2005-07-14 | Toyota Motor Corp | Electromagnetic drive valve |
| CN101349348A (en) * | 2007-07-18 | 2009-01-21 | 浙江省医疗器械研究所 | Cryogenic fluid electromagnetic valve |
| CN201963944U (en) * | 2010-12-29 | 2011-09-07 | 天津市航翔科技发展有限公司 | Low-temperature normally-closed electromagnetic reversing valve |
| CN203571178U (en) * | 2013-10-25 | 2014-04-30 | 宁波隆腾轴承液压件有限公司 | Electromagnetic valve |
| CN104373603A (en) * | 2014-10-16 | 2015-02-25 | 开封瑞科阀门有限公司 | Hidden rod type ultralow temperature stop valve with upper sealing structure, lower sealing structure and pressure relief device |
| CN204493840U (en) * | 2015-03-16 | 2015-07-22 | 张家港富瑞特种装备股份有限公司 | Cryogenic pipe solenoid valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104696575A (en) | 2015-06-10 |
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