CN205714430U - The fuel feed system of multi fuel frequency conversion generator - Google Patents
The fuel feed system of multi fuel frequency conversion generator Download PDFInfo
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- CN205714430U CN205714430U CN201620717385.8U CN201620717385U CN205714430U CN 205714430 U CN205714430 U CN 205714430U CN 201620717385 U CN201620717385 U CN 201620717385U CN 205714430 U CN205714430 U CN 205714430U
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Abstract
The utility model discloses the fuel feed system of a kind of multi fuel frequency conversion generator, including fuel gas supply module, gas supply module, oil gas shift control module, described oil gas shift control module includes multi-fuel carburetor (9), normally open solenoid valve (8), direct current stabilizer (7), electromagnetic valve microswitch (5), flame-out microswitch (17), and the needle (31) of normally open solenoid valve (8) coordinates with the oilhole (30) that takes on lubricating cup (29)；The boss (22) of burnt gas switch handle (3) coordinates with the seesaw (21) of electromagnetic valve microswitch (5)；Airdoor control bar (14) is provided with air door shift fork (24) and back-moving spring (15), and gasoline shut-off handle (18) is provided with handle shift fork (25)；When gasoline shut-off (16) is opened, handle shift fork (25) coordinates with air door shift fork (24), and during closedown, handle shift fork (25) coordinates with the seesaw (23) of flame-out microswitch (17).After using this said structure, have structural module, easy and simple to handle, oil-gas switch steady, is not required to the feature such as external power supply, good stability.
Description
Technical field
This utility model relates to multi fuel technical field of generators, particularly a kind of with gasoline, oil liquefied gas, natural gas
Fuel feed system Deng the multi fuel frequency conversion generator for power fuel.
Background technology
Frequency conversion generator has the plurality of advantages such as stable performance, output voltage waveforms is stable, volume is little, low noise.Sending out
In the selection of motivation fuel, when electromotor ensures equipment as household electrical source, select to use the combustion such as oil liquefied gas, natural gas
Gas has higher economic worth as engine fuel, when electromotor is as open air guarantee power-supply device, selects to use vapour
Oil can advantageously in portable performance as engine fuel, and the appearance of multi fuel frequency conversion generator changes and can only use list
The conventional electric generators present situation of one power fuel, effectively raises the use occasion of electromotor.
In actual use, when needing to realize two kinds of Fuel switchings, traditional oil-gas change-over switch needs first to stop working then
Start permutator and restart machine again, when being particularly combustion gas state by gasoline State Transferring, carburetor bowl residual
Remaining gasoline also can enter cylinder with the negative pressure that descent of piston produces with combustion gas and air, is equivalent at synchronization electromotor
I.e. having sucked gasoline and also sucked liquefied gas, the burning simultaneously of both fuel can cause electromotor " tourist bus " rotary speed unstabilization even to put out
Fire phenomenon, has a strong impact on client and normally uses.
In order to reach oil gas conversion effect, existing person skilled exploitation for the one of multi fuel general purpose engine
Body formula carburetor, CN104879240A patent application as disclosed in Chinese patent, although simple to operate, but in actually used process
Many serious problems such as middle existence and stability is poor, and potential safety hazard is many, and fuel gas supply reliability is bad, integral type fuel-supplying unit
Structure is complicated, and processing cost is big, and because can not separate, the leeway that user does not match.Therefore in the urgent need to a kind of each side
The modular fuel feed system that face is all taken into account.
Existing common multi fuel general purpose engine equipment can be used normally closed solenoid valve, use normally closed solenoid valve
Equipment needs optional equipment battery to be solenoid valve, not only increases cost, and it is also contemplated that the life-span of battery, safety and ring
Border, complex operation etc. is all unavoidable problem.It is many most generally to there is control switch in existing multi fuel general purpose engine equipment,
The shortcomings such as operating process is loaded down with trivial details.
In multi fuel general purpose engine equipment in the market, the most do not occur being specifically designed for frequency conversion generator exploitation
Multi fuel material feed system.To this end, many manufacturers and knowledgeable people are researched and developed for the problems referred to above, but extremely
The present not yet has more rational product to emerge.
Summary of the invention
For overcoming problem above-mentioned present in prior art, this utility model provides a kind of multi fuel frequency conversion generator
Fuel feed system, this system is reasonable in design, simple to operate, can realize being not required to external connection battery and can make oil gas seamless switching,
Not only solve when engine fuel state switches to combustion gas state carburetor bowl oil sump internal residual gasoline to electromotor
The impact of combustion gas state, also makes fuel gas supply module relatively independent in total system, makes frequency conversion generator add product choosing
The commercial value joined, effectively raises Consumer's Experience.
This utility model solves the technical scheme that above-mentioned technical problem is used, and it includes that fuel gas supply module, gasoline supply
To module, oil gas shift control module, fuel gas supply module includes burnt gas switch and the gas control valve mutually concatenated, and gasoline supplies
Include that gasoline shut-off, described oil gas shift control module include multi-fuel carburetor, normally open solenoid valve and electromotor to module
The flame-out microswitch that the direct current stabilizer of stator coil connection, electromagnetic valve microswitch are connected with lighter, normally open solenoid valve
Being arranged on the lubricating cup bottom multi-fuel carburetor, the needle of normally open solenoid valve coordinates, often with the main jet oil input channel on lubricating cup
Open electromagnetic valve electrically connects with direct current stabilizer after connecting with electromagnetic valve microswitch；Burnt gas switch handle on described burnt gas switch
Being provided with boss, this boss matches with the seesaw in electromagnetic valve microswitch；Set on the choke of described multi-fuel carburetor
Airdoor control bar, airdoor control bar is had to be provided with air door shift fork and make the back-moving spring of air door return, the vapour on gasoline shut-off
Oil circuit breaker handle is provided with handle shift fork, and when gasoline shut-off is opened, handle shift fork coordinates with air door shift fork, hands when gasoline shut-off is closed
Handle shift fork matches with the seesaw in flame-out microswitch.
The further scheme of this utility model, when described burnt gas switch is closed, to press pressure electromagnetic valve micro-for the boss of burnt gas switch handle
The seesaw of dynamic switch makes electromagnetic valve microswitch Guan Bi connect normally open solenoid valve.
The further scheme of this utility model, when described gasoline shut-off is closed, the handle shift fork flame-out microswitch of pressing sticks up
Plate makes flame-out microswitch Guan Bi connect lighter.
The further scheme of this utility model, described fuel gas supply module also includes gas pressure-reducing valve, gas storage equipment, combustion gas
The port of export of control valve is connected with multi-fuel carburetor gas phase, and the entrance point of burnt gas switch passes through gas pressure-reducing valve and gas storage equipment
Connect.
The further scheme of this utility model, described gas supply module also includes gasoline filter ball, fuel tank, gasoline shut-off
The port of export be connected with multi-fuel carburetor liquid phase, entrance point is connected with fuel tank by gasoline filter ball.
The further scheme of this utility model, described gas supply module also includes petrol pump, gasoline filter ball, fuel tank,
The port of export of gasoline shut-off is connected with multi-fuel carburetor liquid phase, and entrance point is connected with the port of export of petrol pump, petrol pump import
End is connected with fuel tank by gasoline filter ball, and the power pipe of petrol pump is connected with crankcase.
After using said structure, compared with prior art have the following advantages and effect: one is that fuel gas supply module is in entirety
In system relatively independent, make frequency conversion generator add the commercial value of production configuration, effectively improve Consumer's Experience.Two is resistance
Air door, oil, gas, flame-out, oil gas conversion, main switch control to concentrate on burnt gas switch and gasoline shut-off, and operation is simple and reliable.Three
It is that the direct current output power supply that normally open solenoid valve power supply uses frequency conversion generator self to produce is not required to external connection battery.Four is that electromotor exists
Carrying out need not quenching operations during switching between fuel oil and combustion gas, electromotor runs under any operating mode and all can steadily cut
Change.Five is to use normally open solenoid valve to open or close rapidly the main jet in multi-fuel carburetor, improves generator fuel gas shape
The engine performance of state and stability.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is that this utility model fuel tank liquid level is higher than the subsurface structural representation of carburetor.
Fig. 3 is this utility model burnt gas switch structural representation when opening.
Fig. 4 is the structural representation during closedown of this utility model burnt gas switch.
Fig. 5 is this utility model gasoline shut-off structural representation when opening.
Fig. 6 is the structural representation during closedown of this utility model gasoline shut-off.
Fig. 7 is the plan structure schematic diagram of this utility model carburetor.
Fig. 8 is the A-A cross-sectional view of this utility model Fig. 7.
Fig. 9 is the B-B cross-sectional view of this utility model Fig. 7.
Wherein 1 gas storage equipment, 2 gas pressure-reducing valves, 3 burnt gas switch handles, 4 burnt gas switch, 5 electromagnetic valve microswitch, 6 combustions
Gas control valve, 7 direct current stabilizers, 8 normally open solenoid valves, 9 multi-fuel carburetors, 10 fuel tanks, 11 gasoline filter balls, 12 power pipes,
13 petrol pumps, 14 airdoor control bars, 15 back-moving springs, 16 gasoline shut-offs, 17 stop working microswitch, 18 gasoline shut-off handles, and 19
Lighter, 20 electricity generator stator coils, 21 seesaws, 22 boss, 23 seesaws, 24 air door shift forks, 25 handle shift forks, 26 throttles, 27
Carburetor throat, 28 chokes, 29 lubricating cups, 30 main jet oil input channels, 31 needles.
Detailed description of the invention
Shown in Fig. 1 and Fig. 2 to Fig. 9, for the tool of the fuel feed system of this utility model a kind of multi fuel frequency conversion generator
Body embodiment, it includes fuel gas supply module, gas supply module, oil gas shift control module, and fuel gas supply module includes
The burnt gas switch 4 mutually concatenated and gas control valve 6, gas supply module includes gasoline shut-off 16, described oil gas conversion control
Molding block includes direct current stabilizer 7, the electromagnetism that multi-fuel carburetor 9, normally open solenoid valve 8 be connected with electricity generator stator coil 20
The flame-out microswitch 17 that valve microswitch 5 is connected with lighter 19, normally open solenoid valve 8 is arranged on bottom multi-fuel carburetor 9
Lubricating cup 29 on, the needle 31 of normally open solenoid valve 8 coordinates with the main jet oil input channel 30 on lubricating cup 29, normally open solenoid valve 8 and electricity
Electrically connect with direct current stabilizer 7 after magnet valve microswitch 5 series connection；Burnt gas switch handle 3 on described burnt gas switch 4 is provided with convex
Platform 22, this boss 22 matches with the seesaw 21 in electromagnetic valve microswitch 5；On the choke 28 of described multi-fuel carburetor 9
Being provided with airdoor control bar 14, airdoor control bar 14 is provided with air door shift fork 24 and makes the back-moving spring 15 of choke return, vapour
Gasoline shut-off handle 18 on oil circuit breaker 16 is provided with handle shift fork 25, handle shift fork 25 and air door shift fork when gasoline shut-off 16 is opened
24 coordinate and drive air door shift fork 24 to produce rotation, thus realize controlling the purpose of air door, and when gasoline shut-off 16 is closed, handle is dialled
Fork 25 matches with the seesaw 23 in flame-out microswitch 17, and the seesaw 23 of the flame-out microswitch 17 of handle shift fork 25 pressing makes to put out
Fire microswitch 17 Guan Bi connects lighter 19, and frequency conversion generator is in stopped status.
When described burnt gas switch 4 is opened, as it is shown on figure 3, pressure electromagnetic valve microswitch pressed by the boss 22 of burnt gas switch handle 3
The seesaw 21 of 5 makes electromagnetic valve microswitch 5 close, and normally open solenoid valve 8 is energized work.When described burnt gas switch 4 is closed, such as Fig. 4
Shown in, the boss 22 of burnt gas switch handle 3 unclamps the seesaw 21 of electromagnetic valve microswitch 5, and electromagnetic valve microswitch 5 is in disconnection
State, normally open solenoid valve 8 power-off does not works.
Described fuel gas supply module also includes gas pressure-reducing valve 2, gas storage equipment 1, and the port of export of gas control valve 6 is with many
Fuel carburetor 9 gas phase connects, and the entrance point of burnt gas switch 4 is connected with gas storage equipment 1 by gas pressure-reducing valve 2.
Described gas supply module also includes petrol pump 13, gasoline filter ball 11, fuel tank 10, the outlet of gasoline shut-off 16
End is connected with multi-fuel carburetor 9 liquid phase, and entrance point is connected with the port of export of petrol pump 13, and petrol pump 13 entrance point passes through gasoline
Filter ball 11 is connected with fuel tank 10, and the power pipe 12 of petrol pump 13 is connected with crankcase, and the air pressure alternate of crankcase produces
Energy as the power of petrol pump 13.
Petrol pump 13 can be omitted when the liquid level of fuel tank 10 is higher than the liquid level of carburetor 9, as in figure 2 it is shown, gasoline shut-off
The port of export of 16 is connected with multi-fuel carburetor 9 liquid phase, and entrance point is connected with fuel tank 10 by gasoline filter ball 11.
Work process of the present utility model is as follows, starts or fuel gas alternative when using gasoline as frequency conversion generator fuel
During to gasoline, now gasoline shut-off 16 is in open mode, rotates burnt gas switch handle 3 and makes burnt gas switch 4 be closed,
As shown in Figure 4, the boss 22 on burnt gas switch handle 3 just unclamps the seesaw 21 of electromagnetic valve microswitch 5, makes normally open solenoid valve
8 dead electricity, the needle 31 of normally open solenoid valve 8 retracts, and lubricating cup 29 takes oilhole 30 in an ON state, and gasoline can be lived with electromotor
The negative pressure filling in descending generation flows out from fuel tank 10, sequentially passes through gasoline filter ball 11, petrol pump 113, gasoline shut-off 16, multi fuel
The liquid phase of carburetor 9, lubricating cup 29, trunnion 27, finally enter combustion chamber of air cylinder.
When gasoline is transformed into combustion gas, rotates burnt gas switch handle 3 and make burnt gas switch be in open mode, as it is shown on figure 3,
The seesaw 21 of pressure electromagnetic valve microswitch 5 just pressed by boss 22 on burnt gas switch handle 3, makes normally open solenoid valve 8 obtain electric, normally opened
The needle 31 of formula electromagnetic valve 8 stretches out, and blocks and take oilhole 30 on lubricating cup 29, i.e. closes gasoline oil supply loop.Combustion gas is with starting
Machine descent of piston produce negative pressure by gas storage equipment 1 out sequentially pass through gas pressure-reducing valve 2, burnt gas switch 4, gas control valve 6,
The gas phase of multi-fuel carburetor 9, finally enters combustion chamber of air cylinder.
When user uses combustion gas to start, owing to before starting, electromotor does not run, direct current stabilizer 7 not output,
Normally open solenoid valve 8 dead electricity does not works, and the needle 31 of normally open type magnetic valve 8 does not stretches out, and rotates burnt gas switch handle 3 and makes burnt gas switch
4 open, and after engine start, direct current stabilizer 7 exports electric current, and the needle 31 of normally open solenoid valve 8 stretches out at once to be blocked on lubricating cup 29
Take oilhole 30.Recover normal combustion gas state.
As it is shown in figure 1, gasoline shut-off 16 links with choke 28 and flame-out microswitch 17, when frequency conversion generator is normally transported
During row, as it is shown in figure 5, gasoline shut-off 16 is open mode, air door shift fork stirred by the handle shift fork 25 on gasoline shut-off handle 18
24, air door shift fork 24 makes choke 28 open by airdoor control bar 14, and the seesaw 23 in flame-out microswitch 17 is nature pine
Open state, flame-out microswitch 17 is off.When needing the electromotor stopping being currently running or needing long-time not busy
When putting gen-set, stir gasoline shut-off handle 18 to another side, as shown in Figure 6: gasoline shut-off 16 is closed mode, gasoline
Handle shift fork 25 on switch knob 18 separates with air door shift fork 24, and choke 28 returns to close shape under back-moving spring 15 acts on
State, the handle shift fork 25 on gasoline shut-off handle 18 just presses the seesaw 23 in flame-out microswitch 17, flame-out microswitch
17 connect, and engine misses also quit work.
The above, simply specific embodiment of the utility model, not this utility model is made any pro forma
Limit, on the basis of without departing from the technical solution of the utility model, done simple modification, equivalent variations or modification, all fall
Enter protection domain of the present utility model.
Claims (6)
1. a fuel feed system for multi fuel frequency conversion generator, turns including fuel gas supply module, gas supply module, oil gas
Changing control module, fuel gas supply module includes burnt gas switch (4) and gas control valve (6), the gas supply module mutually concatenated
Including gasoline shut-off (16), it is characterized by: described oil gas shift control module includes multi-fuel carburetor (9), normally opened electromagnetism
Direct current stabilizer (7), electromagnetic valve microswitch (5) and the lighter (19) that valve (8) is connected with electricity generator stator coil (20)
The flame-out microswitch (17) connected, normally open solenoid valve (8) is arranged on the lubricating cup (29) of multi-fuel carburetor (9) bottom, often
The needle (31) of open electromagnetic valve (8) coordinates with the main jet oil input channel (30) on lubricating cup (29), normally open solenoid valve (8) and electromagnetic valve
Electrically connect with direct current stabilizer (7) after microswitch (5) series connection；Set on burnt gas switch handle (3) on described burnt gas switch (4)
Boss (22), this boss (22) is had to match with the seesaw (21) in electromagnetic valve microswitch (5)；Described multi-fuel carburetor
(9) choke (28) is provided with airdoor control bar (14), and airdoor control bar (14) is provided with air door shift fork (24) and makes wind
The back-moving spring (15) of door return, the gasoline shut-off handle (18) on gasoline shut-off (16) is provided with handle shift fork (25), and gasoline is opened
Close (16) when opening handle shift fork (25) coordinate with air door shift fork (24), during gasoline shut-off (16) closedown handle shift fork (25) with put out
Seesaw (23) on fire microswitch (17) matches.
The fuel feed system of multi fuel frequency conversion generator the most according to claim 1, is characterized in that: described burnt gas switch
(4) when closing, the boss (22) of burnt gas switch handle (3) makes electromagnetic valve fine motion by the seesaw (21) of pressure electromagnetic valve microswitch (5)
Switch (5) Guan Bi connects normally open solenoid valve (8).
The fuel feed system of multi fuel frequency conversion generator the most according to claim 1 and 2, is characterized in that: described vapour
When oil circuit breaker (16) is closed, the seesaw (23) of the flame-out microswitch (17) of handle shift fork (25) pressing makes flame-out microswitch (17)
Guan Bi connects lighter (19).
The fuel feed system of multi fuel frequency conversion generator the most according to claim 3, is characterized in that: described combustion gas supplies
Gas pressure-reducing valve (2), gas storage equipment (1), the port of export of gas control valve (6) and multi-fuel carburetor (9) is also included to module
Gas phase connects, and the entrance point of burnt gas switch (4) is connected with gas storage equipment (1) by gas pressure-reducing valve (2).
The fuel feed system of multi fuel frequency conversion generator the most according to claim 4, is characterized in that: described gasoline supplies
Gasoline filter ball (11), fuel tank (10), the port of export of gasoline shut-off (16) and multi-fuel carburetor (9) liquid phase is also included to module
Connecting, entrance point is connected with fuel tank (10) by gasoline filter ball (11).
The fuel feed system of multi fuel frequency conversion generator the most according to claim 4, is characterized in that: described gasoline supplies
Petrol pump (13), gasoline filter ball (11), fuel tank (10), the port of export of gasoline shut-off (16) and multi fuel is also included to module
Oil device (9) liquid phase connects, and entrance point is connected with the port of export of petrol pump (13), and petrol pump (13) entrance point passes through gasoline filter ball
(11) being connected with fuel tank (10), the power pipe (12) of petrol pump (13) is connected with crankcase.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620717385.8U CN205714430U (en) | 2016-07-08 | 2016-07-08 | The fuel feed system of multi fuel frequency conversion generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620717385.8U CN205714430U (en) | 2016-07-08 | 2016-07-08 | The fuel feed system of multi fuel frequency conversion generator |
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| Publication Number | Publication Date |
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| CN205714430U true CN205714430U (en) | 2016-11-23 |
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| CN201620717385.8U Active CN205714430U (en) | 2016-07-08 | 2016-07-08 | The fuel feed system of multi fuel frequency conversion generator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105952530A (en) * | 2016-07-08 | 2016-09-21 | 浙江中坚科技股份有限公司 | Fuel feed system for multi-fuel variable-frequency generator |
-
2016
- 2016-07-08 CN CN201620717385.8U patent/CN205714430U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105952530A (en) * | 2016-07-08 | 2016-09-21 | 浙江中坚科技股份有限公司 | Fuel feed system for multi-fuel variable-frequency generator |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |