CN107939555A - A kind of supply amount adjusting apparatus of automobile fuel gas spray rail - Google Patents
A kind of supply amount adjusting apparatus of automobile fuel gas spray rail Download PDFInfo
- Publication number
- CN107939555A CN107939555A CN201711022035.5A CN201711022035A CN107939555A CN 107939555 A CN107939555 A CN 107939555A CN 201711022035 A CN201711022035 A CN 201711022035A CN 107939555 A CN107939555 A CN 107939555A
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- CN
- China
- Prior art keywords
- valve seat
- cavity
- outlet
- pressure
- fuel gas
- 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
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
- F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
- F02M21/0218—Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
- F02M21/023—Valves; Pressure or flow regulators in the fuel supply or return system
- F02M21/0239—Pressure or flow regulators therefor
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/30—Use of alternative fuels, e.g. biofuels
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Safety Valves (AREA)
Abstract
The present invention discloses a kind of supply amount adjusting apparatus of automobile fuel gas spray rail, including the first valve seat, the second valve seat, the 3rd valve seat, the 4th valve seat, the first import is equipped between first valve seat and the second valve seat, first valve seat is U-type groove structure, one end of first valve seat is opposite with one end of the second valve seat, one end of second valve seat and one end of the 3rd valve seat are in be oppositely arranged, first outlet is equipped between one end of 3rd valve seat and one end of the first valve seat, first import is shifted to install with first outlet, and the first valve seat, the second valve seat, the 3rd valve seat surround a cavity.The technical program is by setting the first outlet formed between the first import, the second valve seat and the 3rd valve seat that the first valve seat and the second valve seat are formed, first import is shifted to install with first outlet, and the movement of tapering point is driven by pressure regulating screw, control the opening of second outlet, so as to adjust the pressure flowed into cavity, reach and accommodation is carried out according to fluid flow size.
Description
Technical field
The present invention relates to gas technology field, and in particular to a kind of supply amount adjusting apparatus of automobile fuel gas spray rail.
Background technology
Pressure reducer, since gas pressure of the inside of a bottle is higher, and gas welding and gas cutting and pressure needed for point of use are smaller, so needing
The gas for the elevated pressures being stored in gas cylinder is reduced to low-pressure gas with pressure reducer, and should ensure that required operating pressure
Stable state is kept from beginning to end.In short, pressure reducer is that gases at high pressure are reduced to low-pressure gas and keep the pressure of output gas
The constant regulating device with stability of flow.And existing valve can not carry out adaptability tune according to the adjustment of fluid flow size
It is whole, it can not meet needs.
Based on this, a kind of supply amount adjusting apparatus of automobile fuel gas spray rail has been researched and developed.
The content of the invention
The present invention provides a kind of supply amount adjusting apparatus of automobile fuel gas spray rail, is formed by the first valve seat and the second valve seat
The first import, the first outlet that is formed between the second valve seat and the 3rd valve seat, the first import shifts to install with first outlet, and
The movement of tapering point is driven by pressure regulating screw, controls the opening of second outlet, so as to adjust the pressure flowed into cavity, is reached
Accommodation is carried out according to fluid flow size.
The present invention is achieved through the following technical solutions
A kind of supply amount adjusting apparatus of automobile fuel gas spray rail, including the first valve seat, the second valve seat, the 3rd valve seat, the 4th
Valve seat, is equipped with the first import between the first valve seat and the second valve seat, the first valve seat is U-type groove structure, one end of the first valve seat with
One end of second valve seat is opposite, one end of one end of the second valve seat and the 3rd valve seat in being oppositely arranged, one end of the 3rd valve seat with
First outlet is equipped between one end of first valve seat, the first import is shifted to install with first outlet, the first valve seat, the second valve seat,
3rd valve seat surrounds a cavity, is equipped with cavity in the first cavity, the second cavity being oppositely arranged, the first cavity and second
The first pressure spring is equipped between cavity, the cavity formed between the second valve seat and the 3rd valve seat becomes narrow gradually, and width is kept
Adjusting apparatus that is constant, being equipped with second outlet between the second valve seat and the 3rd valve seat and control first outlet to open and close.
Preferably, the adjusting apparatus, including pressure regulating screw, the second pressure spring, tapering point, pressure regulating screw are arranged on
In the cavity of four valve seats and the 3rd valve seat, second outlet, the second pressure spring are arranged between the 3rd valve seat and the 4th valve seat.
Preferably, the cavity width that first valve seat and the second valve seat are formed is less than the width of the first valve seat.
Preferably, the pressure regulating screw is connected with the second pressure spring, and the second pressure spring is connected with tapering point, pressure regulation spiral shell
Nail drives the second pressure spring, and the tension belt of the second pressure spring moves the opening and closing of tapering point movement adjustment second outlet
Preferably, first cavity, the second cavity are identical structure, and the first cavity, the second cavity encloses lower end has
The U-type groove structure of opening.
Compared with prior art, the present invention have the following advantages and advantages：
The technical program is by setting the first import, the second valve seat and the 3rd valve seat that the first valve seat and the second valve seat are formed
Between the first outlet that is formed, the first import is shifted to install with first outlet, and the movement of tapering point is driven by pressure regulating screw,
The opening of second outlet is controlled, so as to adjust the pressure flowed into cavity, reaches and adaptability tune is carried out according to fluid flow size
It is whole.
Brief description of the drawings
Fig. 1 is the structure diagram of the present invention；
Wherein：1-the four valve seat, the 2-the first valve seat, 3-pressure regulating screw, the 4-the second pressure spring, the 5-the three valve seat,
6-the second valve seat, the 7-the first cavity, 8-tapering point, the 9-the second cavity, the 10-the first pressure spring, the 11-the second valve seat.
Embodiment
For the object, technical solutions and advantages of the present invention are more clearly understood, with reference to embodiment, the present invention is made
Further to describe in detail, exemplary embodiment of the invention and its explanation are only used for explaining the present invention, are not intended as to this
The restriction of invention.
Embodiment 1：
As shown in Figure 1, a kind of supply amount adjusting apparatus of automobile fuel gas spray rail, including the first valve seat 2, the second valve seat 6, the
Three valve seats 5, the 4th valve seat 1, are equipped with the first import between the first valve seat 2 and the second valve seat 6, the first valve seat 2 is U-type groove structure,
One end of first valve seat 2 is opposite with one end of the second valve seat 6, and one end of the second valve seat 2 is in opposite set with one end of the 3rd valve seat 5
Put, first outlet is equipped between one end of one end of the 3rd valve seat 5 and the first valve seat 2, the first import is set with first outlet dislocation
Put, the first valve seat 2, the second valve seat 6, the 3rd valve seat 5 surround a cavity, are equipped with cavity in the first cavity being oppositely arranged
7th, the second cavity 9, is equipped with the first pressure spring 10, the second valve seat 11 and the 3rd valve seat 5 between the first cavity 7 and the second cavity 9
Between the cavity that is formed become narrow gradually, and width remains unchanged, and pressure regulation is additionally provided with the cavity of the 4th valve seat 1 and the 3rd valve seat 5
Screw 3, is equipped with second outlet, the cavity between the 4th valve seat 1 and the second valve seat 11 is also between the 3rd valve seat 5 and the 4th valve seat 1
Equipped with the second pressure spring 4, pressure regulating screw 3 is connected with the second pressure spring 4, and the second pressure spring 4 is connected with tapering point 8, is adjusted
Screw 3 is pressed to drive the second pressure spring 4, the tension belt of the second pressure spring 4 moves the unlatching of the movement adjustment second outlet of tapering point 8
And closing.
Wherein, the first pressure spring 10 and the second pressure spring 4 are identical structure.
Wherein, the cavity width that 2 and second valve seat 11 of the first valve seat is formed is less than the width of the first valve seat 2.
Wherein, first cavity 7, the second cavity 9 are identical structure, and the first cavity 7, the second cavity 9 enclose lower end
There is the U-type groove structure of opening.
In the present embodiment, the first import between the first valve seat 2, the second valve seat 6 enters passage, the first valve as fluid
The first outlet formed between 2 and the 3rd valve seat 5 of seat, the first import are shifted to install with first outlet, i.e. the first import is located at valve
The upper end of body, first outlet are located at the lower end of valve body, and the first import is shifted to install with first outlet, fluid by the first import into
After entering cavity, at this time pressure regulating screw 3 drive the second pressure spring 4 tapering point 8 second outlet is closed, at this time the first valve seat,
Pressure increase in the cavity formed between second valve seat, the 3rd valve seat, fluid moves up, and in order to alleviate the pressure in cavity, can lead to
Crossing pressure regulating screw 3 drives the second pressure spring 4 to open second outlet, can alleviate Fluid pressure.
Above-described embodiment, has carried out the purpose of the present invention, technical solution and beneficial effect further
Describe in detail, it should be understood that the foregoing is merely the embodiment of the present invention, be not intended to limit the present invention
Protection domain, within the spirit and principles of the invention, any modification, equivalent substitution, improvement and etc. done, should all include
Within protection scope of the present invention.
Claims (6)
- A kind of 1. supply amount adjusting apparatus of automobile fuel gas spray rail, it is characterised in that：Including the first valve seat (2), the second valve seat (6), the 3rd valve seat (5), the 4th valve seat (1), are equipped with the first import, the first valve seat between the first valve seat (2) and the second valve seat (6) (2) it is U-type groove structure, one end of the first valve seat (2) is opposite with one end of the second valve seat (6), one end of the second valve seat (2) and the One end of three valve seats (5) goes out in being oppositely arranged between one end of the 3rd valve seat (5) and one end of the first valve seat (2) equipped with first Mouthful, the first import is shifted to install with first outlet, and the first valve seat (2), the second valve seat (6), the 3rd valve seat (5) surround a sky Chamber, interior be equipped with of cavity is in the first cavity (7), the second cavity (9) being oppositely arranged, between the first cavity (7) and the second cavity (9) Equipped with the first pressure spring (10), the cavity formed between the second valve seat (11) and the 3rd valve seat (5) becomes narrow gradually, and width is protected Hold constant, to be equipped with second outlet between the second valve seat (6) and the 3rd valve seat (5) and control first outlet to open and close adjustment Device.
- A kind of 2. supply amount adjusting apparatus of automobile fuel gas spray rail according to claim 1, it is characterised in that：The adjustment Device, including pressure regulating screw (3), the second pressure spring (4), tapering point (8), pressure regulating screw (3) be arranged on the 4th valve seat (1) with In the cavity of 3rd valve seat (5), second outlet, the second pressure spring (4) are arranged at the 3rd valve seat (5) and the 4th valve seat (1) Between.
- A kind of 3. supply amount adjusting apparatus of automobile fuel gas spray rail according to claim 2, it is characterised in that：The pressure regulation Screw (3) is connected with the second pressure spring (4), and the second pressure spring (4) is connected with tapering point (8), and pressure regulating screw (3) drives the Two pressure springs (4), the tension belt of the second pressure spring (4) move the opening and closing of the mobile adjustment second outlet of tapering point (8).
- A kind of 4. supply amount adjusting apparatus of automobile fuel gas spray rail according to claim 1, it is characterised in that：First pressure regulation Spring (10) and the second pressure spring (4) are identical structure.
- A kind of 5. supply amount adjusting apparatus of automobile fuel gas spray rail according to claim 2, it is characterised in that：Described first Valve seat (2) is less than the width of the first valve seat (2) with the cavity width that the second valve seat (11) is formed.
- A kind of 6. supply amount adjusting apparatus of automobile fuel gas spray rail according to claim 5, it is characterised in that：Described first Cavity (7), the second cavity (9) are identical structure, and the first cavity (7), the second cavity (9) encloses lower end the U-type groove of opening Structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711022035.5A CN107939555A (en) | 2017-10-27 | 2017-10-27 | A kind of supply amount adjusting apparatus of automobile fuel gas spray rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711022035.5A CN107939555A (en) | 2017-10-27 | 2017-10-27 | A kind of supply amount adjusting apparatus of automobile fuel gas spray rail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107939555A true CN107939555A (en) | 2018-04-20 |
Family
ID=61935764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711022035.5A Pending CN107939555A (en) | 2017-10-27 | 2017-10-27 | A kind of supply amount adjusting apparatus of automobile fuel gas spray rail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107939555A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1909338A1 (en) * | 1969-02-25 | 1970-09-10 | Bosch Gmbh Robert | Control valve |
| US3583157A (en) * | 1969-10-06 | 1971-06-08 | Abex Corp | Hydrostatic transmission |
| DE2124620A1 (en) * | 1970-05-20 | 1971-12-02 | Sperry Rand Corp | Electrically remotely adjustable or controllable valve |
| US3896844A (en) * | 1973-05-04 | 1975-07-29 | Bosch Gmbh Robert | Fluid flow regulating apparatus |
| CN85109329A (en) * | 1985-12-26 | 1987-08-12 | 庄凤龄 | Pilot operated compound relief valve |
| CN2524033Y (en) * | 2001-12-13 | 2002-12-04 | 浙江大学 | Low noise leading overflow valve |
| CN2786391Y (en) * | 2004-12-17 | 2006-06-07 | 上海华岛液压设备制造有限公司 | Pilot-operated overflow valve |
| CN201851726U (en) * | 2010-11-09 | 2011-06-01 | 韩晓新 | Pilot overflow valve |
| CN203823173U (en) * | 2014-03-27 | 2014-09-10 | 李涛涛 | Pilot relief valve |
-
2017
- 2017-10-27 CN CN201711022035.5A patent/CN107939555A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1909338A1 (en) * | 1969-02-25 | 1970-09-10 | Bosch Gmbh Robert | Control valve |
| US3583157A (en) * | 1969-10-06 | 1971-06-08 | Abex Corp | Hydrostatic transmission |
| DE2124620A1 (en) * | 1970-05-20 | 1971-12-02 | Sperry Rand Corp | Electrically remotely adjustable or controllable valve |
| US3896844A (en) * | 1973-05-04 | 1975-07-29 | Bosch Gmbh Robert | Fluid flow regulating apparatus |
| CN85109329A (en) * | 1985-12-26 | 1987-08-12 | 庄凤龄 | Pilot operated compound relief valve |
| CN2524033Y (en) * | 2001-12-13 | 2002-12-04 | 浙江大学 | Low noise leading overflow valve |
| CN2786391Y (en) * | 2004-12-17 | 2006-06-07 | 上海华岛液压设备制造有限公司 | Pilot-operated overflow valve |
| CN201851726U (en) * | 2010-11-09 | 2011-06-01 | 韩晓新 | Pilot overflow valve |
| CN203823173U (en) * | 2014-03-27 | 2014-09-10 | 李涛涛 | Pilot relief valve |
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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 |
Application publication date: 20180420 |
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| RJ01 | Rejection of invention patent application after publication |