CN108915905A - Integrated type electrical air throttle - Google Patents

Integrated type electrical air throttle Download PDF

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Publication number
CN108915905A
CN108915905A CN201810929425.9A CN201810929425A CN108915905A CN 108915905 A CN108915905 A CN 108915905A CN 201810929425 A CN201810929425 A CN 201810929425A CN 108915905 A CN108915905 A CN 108915905A
Authority
CN
China
Prior art keywords
inlet cavity
valve block
main valve
gas
air inlet
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.)
Granted
Application number
CN201810929425.9A
Other languages
Chinese (zh)
Other versions
CN108915905B (en
Inventor
李德颖
赵红兵
武泽军
刘旭东
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.)
Weichai Xigang New Energy Power Co Ltd
Original Assignee
Weichai Xigang New Energy Power Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Weichai Xigang New Energy Power Co Ltd filed Critical Weichai Xigang New Energy Power Co Ltd
Priority to CN201810929425.9A priority Critical patent/CN108915905B/en
Publication of CN108915905A publication Critical patent/CN108915905A/en
Application granted granted Critical
Publication of CN108915905B publication Critical patent/CN108915905B/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M21/00Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
    • F02M21/02Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
    • F02M21/04Gas-air mixing apparatus
    • F02M21/042Mixer comprising a plurality of bores or flow passages
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02DCONTROLLING COMBUSTION ENGINES
    • F02D11/00Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated
    • F02D11/06Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated characterised by non-mechanical control linkages, e.g. fluid control linkages or by control linkages with power drive or assistance
    • F02D11/10Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated characterised by non-mechanical control linkages, e.g. fluid control linkages or by control linkages with power drive or assistance of the electric type
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M21/00Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
    • F02M21/02Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
    • F02M21/0203Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels characterised by the type of gaseous fuel
    • F02M21/0215Mixtures of gaseous fuels; Natural gas; Biogas; Mine gas; Landfill gas
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M21/00Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
    • F02M21/02Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
    • F02M21/0218Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
    • F02M21/0248Injectors
    • F02M21/0257Details of the valve closing elements, e.g. valve seats, stems or arrangement of flow passages
    • F02M21/0272Ball valves; Plate valves; Valves having deformable or flexible parts, e.g. membranes; Rotatable valves
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/10Internal combustion engine [ICE] based vehicles
    • Y02T10/30Use of alternative fuels, e.g. biofuels

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Electrically Driven Valve-Operating Means (AREA)
  • Sliding Valves (AREA)

Abstract

The invention discloses a kind of shell including being provided with air inlet cavity and gas inlet cavity, it is connected with jet amount on shell and adjusts motor, air inlet cavity and the setting of gas inlet cavity vertical connection, gas pre-mixed valve block unit is rotatably equipped in air inlet cavity, gas pre-mixed valve block unit one end is rotatably arranged in gas inlet cavity, and the gas pre-mixed valve block unit other end, which is sequentially connected to jet amount, adjusts the power output shaft of motor.Main valve piece and secondary valve block are bonded to each other, enclosing jointly opposite can slide while rotating around the spindle, when main valve piece and secondary valve block vertical with air inlet cavity axis, air can not pass through air inlet cavity, premix chamber is not connected to air inlet cavity, and with main valve piece and secondary valve block rotation, integrated type electrical throttle opening is become larger, main valve piece gas injection loophole is also gradually increased with the secondary salty conjunction degree of valve block fuel gas injection, and air mass flow and fuel gas injection amount increase with it.

Description

Integrated type electrical air throttle
Technical field
The present invention relates to a kind of natural gas engine Intaker controller more particularly to a kind of integrated type electrical air throttles.
Background technique
Natural gas engine gas handling system needs electronic control unit (ECU) to control multiple components (injection valve, mixed at this stage Clutch, electronic throttle) adjust the air inflow of natural gas.Natural gas controls the amount of injection by injection valve, using mixer It mixes with air, finally by the air inflow of Electronic Throttle Control mixed gas.Multiple components need a plurality of fuel gas pipeline connection, system Make the difficulty that quality control is increased using complexity;All parts must accurate Collaboration, signal transmission, fortune between each component Dynamic sluggishness increases the difficulty of gas quantity control, reduces control precision.
Summary of the invention
Technical problem to be solved by the invention is to provide one kind by integrating multiple components, effectively promotes engine wink State response, accurate control participate in combustion oxygen amount, simplify engine aspirating system structure, reduce the integrated type electrical of production cost Air throttle.
In order to solve the above technical problems, the technical scheme is that:Integrated type electrical air throttle, including it is provided with air The shell of air inlet cavity and gas inlet cavity is connected with jet amount on the shell and adjusts motor, the air inlet cavity It is arranged with the gas inlet cavity vertical connection, is rotatably equipped with gas pre-mixed valve block unit in the air inlet cavity, Described gas pre-mixed valve block unit one end is rotatably arranged in the gas inlet cavity, and the gas pre-mixed valve block unit is another End transmission connection adjusts the power output shaft of motor to the jet amount.
The gas pre-mixed valve block unit includes rotational installation in the intracorporal main valve of the shell as a preferred technical solution, Piece, the interior premix chamber for being equipped with hollow setting of the main valve piece, is fixedly installed with main shaft, edge in the main shaft through the main valve piece Axis direction is provided with the fuel gas injection chamber for being connected to the gas inlet cavity, and the fuel gas injection chamber is connected to the premix chamber, The main valve piece fuel gas injection of several the connection premix chambers and the air inlet cavity is placed on main valve piece two sides Mouthful, the two sides of the main valve piece are provided with fuel gas injection quantity regulating device.
The fuel gas injection quantity regulating device includes the pair for covering main valve piece two sides as a preferred technical solution, Valve block is provided through secondary valve block gas injection loophole corresponding with the main valve piece gas injection loophole on the pair valve block, described Secondary valve block is rotatablely installed by corresponding countershaft in the shell.
The countershaft eccentric setting as a preferred technical solution,.
As a preferred technical solution, the main valve piece and the secondary valve block rotate to the air inlet cavity axis When parallel, the main valve piece gas injection loophole and the corresponding secondary salty conjunction of valve block fuel gas injection.
By adopting the above-described technical solution, main valve piece and secondary valve block are bonded to each other, enclosed while rotate around the spindle jointly It opposite can slide, when making the main valve piece and the secondary valve block vertical with the air inlet cavity axis, integrated type electrical section Valve opening is zero, and air can not be by air inlet cavity, the main valve piece gas injection loophole and secondary valve block gas injection at this time The interlaced arrangement of loophole, the premix chamber are not connected to the air inlet cavity, with the main valve piece and the secondary valve Piece rotation, integrated type electrical throttle opening become larger, and the main valve piece gas injection loophole and secondary valve block fuel gas injection are salty Conjunction degree is also gradually increased, and air mass flow and fuel gas injection amount increase with it, when the main valve piece and the secondary valve block rotate to When parallel with the air inlet cavity axis, integrated type electrical throttle opening reaches maximum, the main valve piece fuel gas injection Mouth is completely coincident with the corresponding secondary valve block gas injection loophole, and air mass flow and fuel gas injection amount reach maximum value.
Detailed description of the invention
The following drawings are only intended to schematically illustrate and explain the present invention, not delimit the scope of the invention.Wherein:
Fig. 1 is structural schematic diagram of the invention;
Fig. 2 is the gas pre-mixed valve block unit fully closed condition schematic diagram of the present invention;
Fig. 3 is the gas pre-mixed complete open state schematic diagram of valve block unit of the present invention.
In figure:1- air inlet cavity;2- gas inlet cavity;3- shell;4- jet amount adjusts motor;5- premix chamber; 6- main valve piece;7- main shaft;8- fuel gas injection chamber;9- main valve piece gas injection loophole;10- pair valve block;11- pair valve block fuel gas injection Mouthful;12- countershaft.
Specific embodiment
With reference to the accompanying drawings and examples, the present invention is further explained.In the following detailed description, only pass through explanation Mode describes certain exemplary embodiments of the invention.Undoubtedly, those skilled in the art will recognize, In the case where without departing from the spirit and scope of the present invention, described embodiment can be repaired with a variety of different modes Just.Therefore, attached drawing and description are regarded as illustrative in nature, and are not intended to limit the scope of the claims.
As shown in Figure 1, Figure 2 and Figure 3, integrated type electrical air throttle, including be provided with air inlet cavity 1 and combustion gas into The shell 3 in air cavity road 2, be connected on the shell 3 jet amount adjust motor 4, the air inlet cavity 1 and the combustion gas into Air cavity road vertical connection is arranged, and is rotatably equipped with gas pre-mixed valve block unit in the air inlet cavity 1, described gas pre-mixed Valve block unit one end is rotatably arranged in the gas inlet cavity, the gas pre-mixed valve block unit other end be sequentially connected to The jet amount adjusts the power output shaft of motor 4.
The gas pre-mixed valve block unit includes being rotatablely installed in the main valve piece 6 in the shell 3, the main valve piece 6 Premix chamber 5 equipped with hollow setting is fixedly installed with main shaft 7, the main shaft 7 and the air inlet through the main valve piece 6 The airintake direction of cavity 1 is vertically arranged, and is provided with the combustion gas for being connected to the gas inlet cavity in the main shaft 7 in the axial direction Spray chamber 8, the fuel gas injection chamber 8 are connected to the premix chamber 5, are disposed with several ventholes, the combustion gas through the main shaft 7 Spray chamber 8 realizes the connection with the premix chamber 5 by the venthole, if being placed with involvement on 6 two sides of main valve piece Lead to the main valve piece gas injection loophole 9 of the premix chamber 5 and the air inlet cavity 1, the two sides of the main valve piece 6 are provided with combustion Gas jet quantity regulating device.
The fuel gas injection quantity regulating device includes the secondary valve block 10 for covering 6 two sides of main valve piece, the two secondary valves It is extended through on piece 10 and is provided with secondary valve block gas injection loophole 11 corresponding with the main valve piece gas injection loophole 9, the pair valve Piece 10 is rotatablely installed by corresponding countershaft 12 in the shell 3.
12 eccentric setting of countershaft, the shell 3 is interior to be equipped with the axial trough being used cooperatively with the countershaft 12.
Main valve piece 6 and two pair valve blocks 10 are bonded to each other, and opposite can be slided, be made described while rotation jointly around main shaft 7 When main valve piece 6 and the secondary valve block 10 vertical with 1 axis of air inlet cavity, integrated type electrical throttle opening is zero, Air can not be by air inlet cavity 1, and the main valve piece gas injection loophole 9 is mutually handed over secondary valve block gas injection loophole 11 at this time Mistake arrangement, the premix chamber 5 are not connected to the air inlet cavity 1, as the main valve piece 6 and the secondary valve block 10 revolve Turn, integrated type electrical throttle opening becomes larger, and the main valve piece gas injection loophole 9 is overlapped with secondary valve block gas injection loophole 11 Degree is also gradually increased, and air mass flow and fuel gas injection amount increase with it, when the main valve piece 6 and the secondary valve block 10 rotate extremely When parallel with 1 axis of air inlet cavity, integrated type electrical throttle opening reaches maximum, the main valve piece fuel gas injection Mouth 9 is completely coincident with the corresponding secondary valve block gas injection loophole 11, and air mass flow and fuel gas injection amount reach maximum value.
The above shows and describes the basic principle, main features and advantages of the invention.The technology of the industry Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its Equivalent thereof.

Claims (5)

1. integrated type electrical air throttle, it is characterised in that:Shell including being provided with air inlet cavity and gas inlet cavity, It is connected with jet amount on the shell and adjusts motor, the air inlet cavity and the gas inlet cavity vertical connection are set It sets, gas pre-mixed valve block unit, gas pre-mixed valve block unit one end rotation is rotatably equipped in the air inlet cavity It is arranged in the gas inlet cavity, the gas pre-mixed valve block unit other end, which is sequentially connected, adjusts electricity to the jet amount The power output shaft of machine.
2. integrated type electrical air throttle as described in claim 1, it is characterised in that:The gas pre-mixed valve block unit includes turning It is dynamic to be installed on the intracorporal main valve piece of the shell, the premix chamber of hollow setting is equipped in the main valve piece, it is solid through the main valve piece Dingan County is equipped with main shaft, is provided with the fuel gas injection chamber for being connected to the gas inlet cavity in the axial direction in the main shaft, described Fuel gas injection chamber is connected to setting with the premix chamber, and several connections premix chamber and institute are placed on main valve piece two sides The main valve piece gas injection loophole of air inlet cavity is stated, the two sides of the main valve piece are provided with fuel gas injection quantity regulating device.
3. integrated type electrical air throttle as claimed in claim 2, it is characterised in that:The fuel gas injection quantity regulating device includes The secondary valve block of main valve piece two sides is covered, is provided through on the pair valve block corresponding with the main valve piece gas injection loophole Secondary valve block gas injection loophole, it is described pair valve block by corresponding countershaft be rotatablely installed in the shell.
4. integrated type electrical air throttle as claimed in claim 3, it is characterised in that:The countershaft eccentric setting.
5. integrated type electrical air throttle as described in claim 3 or 4, it is characterised in that:The main valve piece and the secondary valve block Rotation to it is parallel with the air inlet cavity axis when, the main valve piece gas injection loophole and the corresponding pair valve block combustion gas Jet port is overlapped.
CN201810929425.9A 2018-08-15 2018-08-15 Integrated electronic throttle valve Active CN108915905B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810929425.9A CN108915905B (en) 2018-08-15 2018-08-15 Integrated electronic throttle valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810929425.9A CN108915905B (en) 2018-08-15 2018-08-15 Integrated electronic throttle valve

Publications (2)

Publication Number Publication Date
CN108915905A true CN108915905A (en) 2018-11-30
CN108915905B CN108915905B (en) 2023-10-20

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810929425.9A Active CN108915905B (en) 2018-08-15 2018-08-15 Integrated electronic throttle valve

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2606773A (en) * 2021-05-21 2022-11-23 Diffusion Tech Limited Fluid introduction system and method

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0106699A2 (en) * 1982-10-18 1984-04-25 Oxin (U.K.) Ltd. Improvements in valve mixers
JPH0196453A (en) * 1987-10-07 1989-04-14 Mazda Motor Corp Fuel feeder for gas engine
CN2773330Y (en) * 2004-11-19 2006-04-19 福安市扬帆电机有限公司 Gas mixer for gas power generator
CN202181962U (en) * 2011-08-03 2012-04-04 长沙众强科技开发有限公司 Proportional fuel gas mixing valve
CN208749464U (en) * 2018-08-15 2019-04-16 潍柴西港新能源动力有限公司 Integrated type electrical air throttle

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0106699A2 (en) * 1982-10-18 1984-04-25 Oxin (U.K.) Ltd. Improvements in valve mixers
JPH0196453A (en) * 1987-10-07 1989-04-14 Mazda Motor Corp Fuel feeder for gas engine
CN2773330Y (en) * 2004-11-19 2006-04-19 福安市扬帆电机有限公司 Gas mixer for gas power generator
CN202181962U (en) * 2011-08-03 2012-04-04 长沙众强科技开发有限公司 Proportional fuel gas mixing valve
CN208749464U (en) * 2018-08-15 2019-04-16 潍柴西港新能源动力有限公司 Integrated type electrical air throttle

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2606773A (en) * 2021-05-21 2022-11-23 Diffusion Tech Limited Fluid introduction system and method

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CN108915905B (en) 2023-10-20

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