CN108952977A - A kind of integral type Dual-fuel mixer - Google Patents

A kind of integral type Dual-fuel mixer Download PDF

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Publication number
CN108952977A
CN108952977A CN201810948899.8A CN201810948899A CN108952977A CN 108952977 A CN108952977 A CN 108952977A CN 201810948899 A CN201810948899 A CN 201810948899A CN 108952977 A CN108952977 A CN 108952977A
Authority
CN
China
Prior art keywords
lpg
carburetor
main jet
feeder
integral type
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
Application number
CN201810948899.8A
Other languages
Chinese (zh)
Inventor
石露
王成存
徐仪
丁立家
陈艳勇
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.)
JIANGSU JIANGHUAI POWER CO Ltd
Jiangsu Nonghua Wisdom Agricultural Science And Technology Co Ltd
Original Assignee
JIANGSU JIANGHUAI POWER CO Ltd
Jiangsu Nonghua Wisdom Agricultural Science And Technology 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 JIANGSU JIANGHUAI POWER CO Ltd, Jiangsu Nonghua Wisdom Agricultural Science And Technology Co Ltd filed Critical JIANGSU JIANGHUAI POWER CO Ltd
Priority to CN201810948899.8A priority Critical patent/CN108952977A/en
Publication of CN108952977A publication Critical patent/CN108952977A/en
Pending legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02DCONTROLLING COMBUSTION ENGINES
    • F02D19/00Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D19/06Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
    • F02D19/0663Details on the fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
    • F02D19/0673Valves; Pressure or flow regulators; Mixers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02DCONTROLLING COMBUSTION ENGINES
    • F02D19/00Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D19/06Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
    • F02D19/0663Details on the fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
    • F02D19/0673Valves; Pressure or flow regulators; Mixers
    • F02D19/0678Pressure or flow regulators therefor; Fuel metering valves therefor
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02DCONTROLLING COMBUSTION ENGINES
    • F02D19/00Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D19/06Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
    • F02D19/08Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed simultaneously using pluralities of fuels
    • 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
    • F02M19/00Details, component parts, or accessories of carburettors, not provided for in, or of interest apart from, the apparatus of groups F02M1/00 - F02M17/00
    • 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

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)

Abstract

The invention discloses a kind of integral type Dual-fuel mixers, it include: carburetor body, feeder and LPG low-pressure inlet pipe, the feeder is arranged below carburetor body, it is connected between the carburetor body and feeder by LPG low-pressure inlet pipe, the feeder includes: that LPG air inlet, LPG body cavity, fixed LPG main jet, LPG venthole, LPG control ball valve, LPG air outlet adapter and change lever, the fixed LPG main jet are made into integration with feeder.By the above-mentioned means, integral type Dual-fuel mixer provided by the invention, to control the formula main jet formula structure that screws into of charge flow rate is changed to mixer to determine cellular type, makes mixer gas-supplying structure more secure and reliable, while simplifying and manufacturing process.

Description

A kind of integral type Dual-fuel mixer
Technical field
The present invention relates to Dual-fuel mixer fields, more particularly to a kind of integral type Dual-fuel mixer.
Background technique
Currently, the control of the fuel gas flow of double fuel integral type mixer in the market is installed by external screw thread Main jet formula structure, as shown in Figures 2 and 3, this structure need to carry out mixer inner hole the processing of internal screw thread, while needing list Solely processing LPG external thread type main jet 31, is installed in internal thread hole 32 finally by specific purpose tool, is reached by this main jet To the function of the flow of control fuel gas.
Because main jet is the unsafe location structure by being threaded into hole, in engine operation process, generation High-frequency vibration easily makes LPG external thread type main jet 31 generate loosening, and generates swing offset in internal thread hole 32, when outside LPG When screw-type main jet 31 is moved at LPG venthole 33, the charge flow rate of LPG can be impacted, to influence engine Normal operation, so that exhaust emissions is unable to get guarantee.
In mixer prior art construction, machining internal thread hole is needed, external thread type main jet is fabricated separately, needs long range spiral shell The assembly of line, therefore prior art construction production process is complicated causes to take a lot of work, is time-consuming, making increased costs.
Summary of the invention
The invention mainly solves the technical problem of providing a kind of integral type Dual-fuel mixer: mixer to control The formula main jet formula structure that screws into of charge flow rate processed is changed to determine cellular type, makes mixer gas-supplying structure more secure and reliable, It simplifies simultaneously and manufactures process.
In order to solve the above technical problems, one technical scheme adopted by the invention is that: it is mixed to provide a kind of integral type double fuel Clutch, comprising: carburetor body, feeder and LPG low-pressure inlet pipe, the feeder are arranged under carburetor body Side, is connected between the carburetor body and feeder by LPG low-pressure inlet pipe, the feeder includes: LPG air inlet Hole, LPG body cavity, fixed LPG main jet, LPG venthole, LPG control ball valve, LPG air outlet adapter and change lever, institute It states fixed LPG main jet to be made into integration with feeder, is provided with LPG outlet at the upper side of the fixed LPG main jet Hole, the LPG venthole top are provided with LPG control ball valve, are provided with LPG air outlet adapter, institute above the LPG control ball valve It states change lever to be flexibly connected with LPG control ball valve, the LPG body cavity is connected to fixed LPG main jet, the LPG LPG diaphragm, lever fork and rubber closure are provided in body cavity, lever fork one end is connected with LPG diaphragm, institute It states the lever fork other end and is connected with rubber closure, the rubber closure is connected to above LPG air inlet.
In a preferred embodiment of the present invention, the carburetor body includes: logical oil draining bolt, carbureter main jet, change Oily device main jet pipe, carburetor throat and LPG main jet pipe, the logical oil draining bolt top are provided with carbureter main jet, the carburetion It is provided with main spray tube of carburettor above device main jet, is provided with carburetor throat, the carburetion above the main spray tube of carburettor Device trunnion side is provided with LPG main jet pipe.
In a preferred embodiment of the present invention, LPG low-pressure inlet pipe one end is connect with LPG air outlet adapter, described The LPG low-pressure inlet pipe other end is connect with LPG main jet pipe.
In a preferred embodiment of the present invention, choke door handle, the choke are provided with above the carburetor body Side is provided with choke below door handle.
In a preferred embodiment of the present invention, side is provided with carburetor oil inlet pipe, institute outside the carburetor body It states and carburetor oil cup is set inside carburetor body, the carburetor oil inlet pipe is connected to carburetor oil cup, the carburetor oil Cup side is provided with float.
In a preferred embodiment of the present invention, carburetor body lower part side is provided with carburetor electromagnetic valve.
In a preferred embodiment of the present invention, LPG mixer lid is provided with above the feeder, the LPG is mixed The clutch side of covering is equipped with carburetor body.
In a preferred embodiment of the present invention, the feeder bottom side is provided with LPG into head connector.
The beneficial effects of the present invention are: a kind of integral type Dual-fuel mixer that the present invention points out, has the advantage that
1, cancel external thread type main jet, reduce the processing of internal and external threads and the material cost of main jet;
2, using cellular type processing is determined, the stability of charge flow rate is effectively ensured;
3, determine cellular type structure, make engine more secure and reliable in operation.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other Attached drawing, in which:
Fig. 1 is a kind of structural schematic diagram of one preferred embodiment of integral type Dual-fuel mixer of the present invention;
Fig. 2 is the structural schematic diagram of the Dual-fuel mixer for the LPG main jet formula installed by external screw thread;
Fig. 3 is part A enlarged diagram in Fig. 2.
Specific embodiment
The technical scheme in the embodiments of the invention will be clearly and completely described below, it is clear that described implementation Example is only a part of the embodiments of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common Technical staff's all other embodiment obtained without making creative work belongs to the model that the present invention protects It encloses.
Referring to Fig. 1, the embodiment of the present invention includes:
A kind of integral type Dual-fuel mixer, comprising: carburetor body 3, feeder 26 and LPG low-pressure inlet pipe 16, it is described Feeder 26 be arranged below carburetor body 3, between the carburetor body 3 and feeder 26 by LPG low pressure into Tracheae 16 connects, and the feeder 26 includes: LPG air inlet 13, LPG body cavity 24, fixed LPG main jet 23, LPG Venthole 22, LPG control ball valve 21, LPG air outlet adapter 20 and change lever 19, the fixed LPG main jet 23 and gas supply Device 26 is made into integration, and LPG venthole 22, the LPG venthole 22 are provided at the upper side of the fixed LPG main jet 26 Top is provided with LPG control ball valve 21, is provided with LPG air outlet adapter 20, the change lever above the LPG control ball valve 21 19 are flexibly connected with LPG control ball valve 21, and the LPG body cavity 24 is connected to fixed LPG main jet 23, the LPG valve LPG diaphragm 10, lever fork 11 and rubber closure 12 are provided in intracoelomic cavity 24, described 11 one end of lever fork is connected with LPG diaphragm 10,11 other end of lever fork are connected with rubber closure 12, the rubber closure 12 be connected to LPG into 13 top of stomata.
The carburetor body 3 includes: logical oil draining bolt 7, carbureter main jet 18, main spray tube of carburettor 17, carburetor larynx Pipe 14 and LPG main jet pipe 15, are provided with carbureter main jet 18 above the logical oil draining bolt 7, on the carbureter main jet 18 Side is provided with main spray tube of carburettor 17, and carburetor throat 14, the carburetor larynx are provided with above the main spray tube of carburettor 17 14 side of pipe is provided with LPG main jet pipe 15.
Described 16 one end of LPG low-pressure inlet pipe is connect with LPG air outlet adapter 20,16 other end of LPG low-pressure inlet pipe It is connect with LPG main jet pipe 15.
It is provided with choke door handle 1 above the carburetor body 3, is provided with choke below the choke door handle 1 2。
The 3 outside side of carburetor body is provided with carburetor oil inlet pipe 4, settingization inside the carburetor body 3 Oily device lubricating cup 6, the carburetor oil inlet pipe 4 are connected to carburetor oil cup 6, and 6 side of carburetor oil cup is provided with float 5.
The 3 lower part side of carburetor body is provided with carburetor electromagnetic valve 8.
It is provided with LPG mixer lid 9 above the feeder 26, carburetor is installed above the LPG mixer lid 9 Ontology 3,26 bottom side of feeder are provided with LPG into head connector 25.
Working principle: when it is implemented, when change lever 19 is rotated to such as the position Fig. 1 upward, LPG controls valve ball valve 21 Keep LPG gas circuit obstructed, carburetor electromagnetic valve 8, which is powered to being attracted, at this time is in position a state 27, enters by carburetor oil inlet pipe 4 To the gasoline in carburetor oil cup 6 due to suction function in cylinder, logical oil draining bolt 7 is entered, then passes through carbureter main jet 18, Main jet pipe 17 enters 14 at carburetor throat, enters cylinder together with the air entered by choke 2 and works, The fuel of engine operation is gasoline at this time;When change lever 19 is rotated counterclockwise 90 degree, carburetor electromagnetic valve 8 is disconnected at this time Electricity and be in position b state 28, block gasoline passage, LPG, which controls ball valve 21, at this time makes LPG become access, generates in cylinder Negative pressure make LPG diaphragm 10 sink, lever fork 11 effect under, lift rubber closure 12, at this time pass through LPG air inlet connecting First 25 LPG gas passes sequentially through fixed LPG main jet 23, LPG venthole 22 into LPG body cavity 24, and LPG controls ball Valve 21, air outlet adapter 20, LPG low-pressure inlet pipe 16, LPG main jet pipe 15 enter carburetor throat 14 at, with by choke 2 into The air entered enters cylinder together and works, and the fuel of engine operation is LPG at this time;Directly in the sheet of mixer The fixed LPG main jet 23 for determining flow is processed on body, when the engine operates, fixed LPG main jet 23 will not generate Variation, ensure that the charge flow rate of fuel gas, so that engine operation be made to stablize, engine exhaust emission can be effectively controlled.
In conclusion a kind of integral type Dual-fuel mixer that the present invention points out, has the advantage that
1, cancel external thread type main jet, reduce the processing of internal and external threads and the material cost of main jet;
2, using cellular type processing is determined, the stability of charge flow rate is effectively ensured;
3, determine cellular type structure, make engine more secure and reliable in operation.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair Equivalent structure or equivalent flow shift made by bright description is applied directly or indirectly in other relevant technology necks Domain is included within the scope of the present invention.

Claims (8)

1. a kind of integral type Dual-fuel mixer, comprising: carburetor body, feeder and LPG low-pressure inlet pipe, the gas supply Device is arranged below carburetor body, is connected between the carburetor body and feeder by LPG low-pressure inlet pipe, It is characterized in that, the feeder includes: LPG air inlet, LPG body cavity, fixed LPG main jet, LPG venthole, LPG Control ball valve, LPG air outlet adapter and change lever, the fixed LPG main jet are made into integration with feeder, the fixation It is provided with LPG venthole at the upper side of formula LPG main jet, LPG control ball valve, the LPG are provided with above the LPG venthole LPG air outlet adapter is provided with above control ball valve, the change lever is flexibly connected with LPG control ball valve, in the LPG valve body Chamber is connected to fixed LPG main jet, and LPG diaphragm, lever fork and rubber closure are provided in the LPG body cavity, Lever fork one end is connected with LPG diaphragm, and the lever fork other end is connected with rubber closure, the rubber seal Lid is connected to above LPG air inlet.
2. integral type Dual-fuel mixer according to claim 1, which is characterized in that the carburetor body includes: logical Oil draining bolt, carbureter main jet, main spray tube of carburettor, carburetor throat and LPG main jet pipe, the logical oil draining bolt top are provided with Carbureter main jet, the carbureter main jet top are provided with main spray tube of carburettor, setting above the main spray tube of carburettor There is carburetor throat, the carburetor throat side is provided with LPG main jet pipe.
3. integral type Dual-fuel mixer according to claim 1 or 2, which is characterized in that the LPG low-pressure inlet pipe one End is connect with LPG air outlet adapter, and the LPG low-pressure inlet pipe other end is connect with LPG main jet pipe.
4. integral type Dual-fuel mixer according to claim 1, which is characterized in that setting above the carburetor body There is choke door handle, side is provided with choke below the choke door handle.
5. integral type Dual-fuel mixer according to claim 1, which is characterized in that side outside the carburetor body It is provided with carburetor oil inlet pipe, carburetor oil cup, the carburetor oil inlet pipe and carburetor are set inside the carburetor body Lubricating cup connection, the carburetor oil cup side is provided with float.
6. integral type Dual-fuel mixer according to claim 1, which is characterized in that carburetor body lower part side It is provided with carburetor electromagnetic valve.
7. integral type Dual-fuel mixer according to claim 1, which is characterized in that be provided with above the feeder LPG mixer lid, the LPG mixer side of covering are equipped with carburetor body.
8. integral type Dual-fuel mixer according to claim 1, which is characterized in that the feeder bottom side is set LPG is equipped with into head connector.
CN201810948899.8A 2018-08-20 2018-08-20 A kind of integral type Dual-fuel mixer Pending CN108952977A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113279862A (en) * 2021-04-22 2021-08-20 泰兴市苏林机械有限公司 Multi-fuel mixer control system and multi-fuel engine

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US4352677A (en) * 1980-10-14 1982-10-05 Jones James S Regulator for gas and air mixture
US4492207A (en) * 1981-02-27 1985-01-08 Petrosystems International, Inc. Dual fuel system
EP0420599A2 (en) * 1989-09-29 1991-04-03 Ortech Corporation Flow control system
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CN206256977U (en) * 2016-04-07 2017-06-16 薛美英 Double-throat carburetter
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Publication number Priority date Publication date Assignee Title
CN113279862A (en) * 2021-04-22 2021-08-20 泰兴市苏林机械有限公司 Multi-fuel mixer control system and multi-fuel engine
CN113279862B (en) * 2021-04-22 2024-05-14 泰兴市苏林机械有限公司 Multi-fuel mixer control system and multi-fuel engine

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