CN105484899B - Portable gasoline engine and its self closing door control system - Google Patents
Portable gasoline engine and its self closing door control system Download PDFInfo
- Publication number
- CN105484899B CN105484899B CN201610024448.6A CN201610024448A CN105484899B CN 105484899 B CN105484899 B CN 105484899B CN 201610024448 A CN201610024448 A CN 201610024448A CN 105484899 B CN105484899 B CN 105484899B
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- China
- Prior art keywords
- choke
- gasoline engine
- controller
- control system
- carburetor
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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
- F02M1/00—Carburettors with means for facilitating engine's starting or its idling below operational temperatures
- F02M1/08—Carburettors with means for facilitating engine's starting or its idling below operational temperatures the means to facilitate starting or idling becoming operative or inoperative automatically
- F02M1/10—Carburettors with means for facilitating engine's starting or its idling below operational temperatures the means to facilitate starting or idling becoming operative or inoperative automatically dependent on engine temperature, e.g. having thermostat
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B63/00—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices
Abstract
The invention discloses a kind of Portable gasoline engine and its self closing door control systems, wherein gasoline engine includes carburetor, carburetor is equipped with the inlet channel with air inlet, the self closing door control system includes choke and drives the power unit of choke, choke opens or closes air inlet, which further includes：Gear unit and controller, gear unit are coupled with shaft, and controller is equipped with the circuit drives module of driving gear unit movement to control closing and the opening of choke.Being automatically closed or opening for choke can be achieved in the present invention, simple to operate, and does not have skills and experience requirement to operator, is conducive to the universal of product and promotes.
Description
Technical field
The present invention relates to a kind of Portable gasoline engine and its self closing door control systems.
Background technology
Currently used for the Portable gasoline engine of garden instrument, gas handling system include air filter, choke, carburetor, into
The parts such as tracheae and valve, main function are to be mixed into air and fuel by the vaporization of carburetor according to a certain percentage
Combustible gas enters combustion chamber by inlet channel.The gas handling system of the prior art is that air passes through air filter and choke
Door enters the aditus laryngis of carburetor, and air filter played air filtering, and choke is used to adjusting and controlling the sky into carburetor
The effect of throughput, carburetor have the device adjusted into aditus laryngis fuel flow at the aditus laryngis of carburetor, and air and fuel oil are simultaneously
At aditus laryngis, fuel gasification is made due to Venturi tube effect and is mixed into combustion mixture with air, this combustion mixture is then
Combustion chamber is eventually entered by carburetor and admission line and inlet valve.
When Portable gasoline engine starts, especially when environment temperature is relatively low, need to inhale for ease of starting gasoline engine
The fuel concentration entered in burning indoor fuel mixture increases, i.e., on the one hand needs the fuel flow for increasing carburetor, another
Aspect then needs to reduce the air capacity of sucking carburetor.And it is existing reduce inhaled air volume common method be by operator according to
Choke is turned off manually in the temperature of use environment, and to reach reduction inhaled air volume, this method also needs to operator according to ring
Border temperature judges, and to close choke by manual operation, while must be opened once again again when gasoline engine works normally
Choke, whole process manual operation is quite cumbersome, and has certain skill set requirements to operator, is unfavorable for the universal of product
And popularization.
Invention content
Purpose of the present invention is to：A kind of Portable gasoline engine and its self closing door control system are provided, it is simple to operate, and
And there is no skills and experience requirement to operator, keep the usage experience of user more preferable, is conducive to the universal of product and promotes.
The present invention the first technical solution be：A kind of Portable gasoline engine self closing door control system, wherein gasoline engine packet
Carburetor is included, carburetor is equipped with the inlet channel with air inlet, which includes resistance
Air door and the power unit for driving choke, choke open or close air inlet, Portable gasoline engine self closing door control
System further includes：The gear unit and controller being sequentially connected with power unit, wherein gear unit and power unit is defeated
Go out portion's mating, and controller is equipped with the circuit drives module of driving power unit movement and controls closing or opening for choke.
On the basis of the first technical solution, it further includes the following affiliated technical solutions：
The output section of the power unit includes shaft, the one end fits movement of the gear unit and shaft, and choke
Door and shaft coaxial rotating.
The gear unit includes being set in shaft to match movement and and power by moving cam and with by moving cam
The connected actuating cam of unit output.
The power unit is combination or the electromagnetism or pneumatic of motor or motor and reduction box.
The motor be can positive and negative rotation direct current or alternating current generator.
The actuating cam is provided with the convex block with passive cam engagement, and the axial direction side of the extending direction and shaft of convex block
To parallel.
The self closing door control system further includes the temperature sensor being connected with controller, and wherein gear unit drives choke
Door movement, and controller is equipped with the circuit drives module of driving power unit movement to control closing or opening for choke.
The controller using thermal starting pattern and opens air door when environment temperature is more than preset value, and in environment temperature
When degree is less than preset value, then uses cold start mode and close air door.
The present invention the second technical solution be：A kind of gasoline engine comprising shell, setting cylinder in the housing, can be
The piston that is moved back and forth in cylinder, the crankshaft room being arranged below cylinder, the fuel tank for storing gasoline, setting cylinder and fuel tank it
Between carburetor and self closing door control system, wherein carburetor be equipped with air inlet inlet channel, the self closing door
Control system includes choke and drives the power unit of choke, and choke opens or closes air inlet, it is characterised in that：
The self closing door control system further includes：The gear unit and controller being sequentially connected with power unit, wherein gear unit
It is coupled with the output section of power unit, and controller is equipped with the circuit drives module of driving power unit movement and controls choke
Close or open.
On the basis of the second technical solution, it further includes the following affiliated technical solutions：
The output section of the power unit includes shaft, the one end fits movement of the gear unit and shaft, and choke
Door and shaft coaxial rotating, the gear unit includes being set in shaft to match fortune by moving cam and with by moving cam
Actuating cam that is dynamic and being connected with power unit output.
The carburetor is located at the side of cylinder and the top positioned at fuel tank, and carburetor passes through gas distribution channel and cylinder phase
Even.
The self closing door control system further includes the temperature sensor being connected with controller, and wherein gear unit drives choke
Door movement, and controller is equipped with the circuit drives module of driving power unit movement to control closing or opening for choke.
The controller using thermal starting pattern and opens air door when environment temperature is more than preset value, and in environment temperature
When degree is less than preset value, then uses cold start mode and close air door.
The present invention third technical solution be：A kind of Portable gasoline engine comprising shell, the gas of setting in the housing
Cylinder, the crankshaft room being arranged below cylinder, the fuel tank for storing gasoline, is arranged in cylinder the piston that can be moved back and forth in the cylinder
Carburetor between fuel tank and self closing door control system, wherein carburetor are equipped with the inlet channel with air inlet, should
Self closing door control system includes the choke for opening or closing air inlet and the power unit for driving choke, the automatic wind
Accelerator control system further includes：The gear unit being sequentially connected with power unit, the power module and power module that are connected with power supply
Connected controller and the temperature sensor being connected with controller, wherein gear unit drive choke to move, and controller
Circuit drives module equipped with driving power unit movement simultaneously controls closing or opening for choke.
On the basis of third technical solution, it further includes the following affiliated technical solutions：
The self closing door control system further includes power supply, is connected with power supply and power module that controller is connected, described
Controller includes at least the circuit drives module being connected with power unit, temperature sensing module and control actuating cam rotation
The angle module of angle.
The power unit be can positive and negative rotation motor, wherein motor drives gear unit to move in one direction, and
And then choke is driven to close in place, the motor of controller control at this time reversely rotates, and is detached from and is sequentially connected with gear unit.
The power supply is detachable rechargeable battery, preferably lithium battery.
The controller using thermal starting pattern and opens air door when environment temperature is more than preset value, and in environment temperature
When degree is less than preset value, then uses cold start mode and close air door.
The present invention the 4th technical solution be：A kind of Portable gasoline engine comprising shell, the gas of setting in the housing
Cylinder, the crankshaft room being arranged below cylinder, the fuel tank for storing gasoline, is arranged in cylinder the piston that can be moved back and forth in the cylinder
Carburetor between fuel tank and self closing door control system, wherein carburetor are equipped with the inlet channel with air inlet, should
Self closing door control system includes the choke for opening or closing air inlet and the power unit for driving choke, the automatic wind
Accelerator control system further includes：Gear unit, controller and the temperature biography being connected with controller being sequentially connected with power unit
Sensor, wherein gear unit drive choke movement, and controller is equipped with the circuit drives module of driving power unit movement simultaneously
Control the closing of choke.
The method have the advantages that：
Thus the present invention controls and adjusts resistance by controller control power unit (steering engine) and combination temperature sensor
The switch of air door, to control the flow into the air in carburetor, in addition also by controller control steering engine controlling and
The fuel flow regulating device on carburetor is adjusted, to adjust the fuel flow of carburetor, realizes the mixing ratio of fuel oil and air
It is freely adjustable under various regimes, and the prior art be cannot be freely adjustable, the freedom is adjustable, and bring the advantage that can basis
The concentration for needing to adjust fuel oil, can such as increase fuel concentration conducive to gasoline engine starting when cold starts, while can also be
The concentration of fuel oil is freely set under various loading conditions to improve the economy of fuel oil and the reduction of discharge value.In addition the present invention can
Realize being automatically closed or opening for choke, it is simple to operate, and there is no skills and experience requirement to operator, make user
Usage experience it is more preferable, be conducive to the universal of product and promote.
Description of the drawings
The invention will be further described with reference to the accompanying drawings and embodiments：
Fig. 1 is the local structural graph in first embodiment of the invention；
Fig. 2 is the sectional view that Fig. 1 is located at open state along line A-A and choke；
Fig. 3 is the local structural graph that choke is located at open state in first embodiment of the invention；
Fig. 4 is the sectional view that Fig. 1 is located at closed state along line A-A and choke；
Fig. 5 is the local structural graph that choke is located at closed state in first embodiment of the invention；
Fig. 6 is the assembling figure of motor, gear unit and carburetor in first embodiment of the invention；
Fig. 7 is the exploded view of motor, gear unit and carburetor in first embodiment of the invention；
Fig. 8 is the sectional view in second embodiment of the invention；
Fig. 9 is the circuit function module figure in second embodiment of the invention.
Figure 10 is the circuit diagram of controller in the present invention；
Figure 11 is the circuit diagram of power module in the present invention；
Figure 12 is the circuit diagram of mesohigh ignition mechanism of the present invention；
Figure 13 is the circuit diagram of air door, throttle control mechanism in the present invention；
Figure 14 is the circuit diagram that control mechanism is electrically activated in the present invention.
Specific implementation mode
Embodiment：As shown in figs. 1-7, the present invention provides the first of a kind of Portable gasoline engine self closing door control system
Embodiment, wherein gasoline engine include carburetor 1, and carburetor 1 is equipped with the inlet channel with air inlet 10 comprising 12 He of shaft
Choke 2 in shaft 12, choke 2 open or close the air inlet 10 of carburetor, and the Portable gasoline engine is automatic
Air door control system further includes：Power unit 5, the gear unit and controller being sequentially connected with power unit 5, wherein being driven
Unit is coupled with shaft 12, and controller is equipped with the circuit drives module of the driving movement of power unit 5 to control the pass of choke 2
Close, choke 2 be in the present embodiment with shaft 12 coaxial rotating, can also use and realize that gas circuit is beaten in the form of reciprocating movement
On or off is closed.Shaft 12 penetrate the inlet channel of carburetor 1 and with choke 2 fix or be detachably connected so that choke 2 with
12 coaxial rotating of shaft, choke 2 is located in inlet channel and can open air inlet 10, so that air enters in cavity.Carburetion
Device 1 is still further comprised to the progress self-locking of choke 2 from lock unit and the unlocking unit of releasing 2 self-locking of choke, and from
Lock unit is the prior art, and unlocking unit can carry out the unlock from lock unit by way of open out, is also existing skill
Art, therefore it will not go into details.
Gear unit include be set in shaft 12 by moving cam 3 and with by 3 matching resultant motion of moving cam and and power
The connected actuating cam 4 of the output of unit 5.Actuating cam 4 be provided with the active axis hole 41 being set on 5 output end of power unit,
With with the convex block 43 that is coordinated by moving cam 3, and the extending direction of convex block 43 is parallel with the axial direction of shaft 12.By moving cam 3
With the passive axis hole 31 being set in shaft 12.In the present embodiment, gear unit drives choke 2 to transport indirectly by shaft 12
It is dynamic, the movement of choke 2 can also be directly driven.It is of the present invention main by cam structure, it is simple and reliable, it is at low cost, also may be used
Using the kind of drive of belt, chain or hinge or swing rod form, similarly to realize the object of the invention.
Power unit 5 is combination or the electromagnetism or pneumatic of motor or motor and reduction box.Wherein motor be can positive and negative rotation
Direct current or alternating current generator, also known as steering engine, preferably DC servo motor in the present embodiment, with realize structure is small, torque greatly simultaneously
PLC technology.
Thus it choke 2 and is fixed in same shaft 12 by moving cam 3 in the present invention, and can be 12 turns with shaft
It is dynamic, and shaft 12 as long as stirring by moving cam 3, and can pass through due to the inlet channel inside carburetor 1 and rotatable
Shaft 12 drives choke 2 to rotate, it is possible thereby to intake is adjusted, when by the way that choke 2 is closed by moving cam 3, due to
Having on carburetor 1 from lock unit makes choke 2 be closed always, above-mentioned when 1 open out of carburetor to be incited somebody to action from lock unit
Unlock makes choke 2 open.Simultaneously power unit 5 using can positive and negative rotation and controllable motor, driving actuating cam 4 rotate,
It is driven by actuating cam 4 and is rotated by moving cam 3 to close choke 2 again.When gasoline engine to be started, motor, which rotates forward, drives master
The driving of moving cam 4 makes choke 2 close by moving cam 3, once choke 2 is closed in place, motor reversal resets, and makes electricity
Machine is detached from gear unit and is sequentially connected, and choke 2 remains at closed state under the action of from lock unit.Once and vapour
After oil start, after 1 open out of carburetor, unlocked from lock unit, choke 2 can then be restored to open state, be achieved in whole
The automation of a process.
As seen in figs. 8-10, the present invention also provides a kind of second embodiments of gasoline engine comprising shell 100, setting
Cylinder 30 in a housing 100, the piston 40 that can be moved back and forth in cylinder 30, the crankshaft room 50 being arranged below cylinder 30,
Store fuel tank 60, the carburetor 1 being arranged between cylinder 30 and fuel tank 60 and the self closing door control system of gasoline.Wherein
The knot of carburetor 1 and self closing door control system in the structure and first embodiment of carburetor 1 and self closing door control system
Structure is identical, therefore it will not go into details for the present embodiment.
Carburetor 1 is located at the side of cylinder 30 and the top positioned at fuel tank 60, and carburetor 1 passes through gas distribution channel 12 and gas
Cylinder 30 is connected.The combustion chamber 32 for introducing gas mixture and burning is provided in cylinder 30.
As shown in figure 9, the present embodiment further includes power supply, is connected with power supply and for the power module of decompression and power supply mould
Block is connected and controls the controller of power unit operating and the temperature sensor being connected with controller, is connected with controller
Airdoor control mechanism, the throttle control mechanism being connected with controller, be connected with controller electrically activate control mechanism and controller
Connected high-tension ignition mechanism, the velocity feedback mechanism for being connected with controller and being connected with Hall element and with controller phase
Temperature sensor even.High-tension ignition mechanism includes the elements such as ignition coil, spark plug.Wherein power supply is preferably detachable fills
Battery, more preferably lithium battery, and energy is provided to power unit 5 simultaneously, controller is PLC controller, and controller is at least
Including circuit drives module, temperature sensing module and the angle mould for controlling 4 rotation angle of actuating cam being connected to the motor
Block wherein has master chip circuit in controller, circuit structure is with specific reference to Figure 10, and power module internal circuit is with specific reference to figure
Shown in 11, and the circuit structure of high-tension ignition mechanism is with specific reference to shown in Figure 12, air door, throttle control mechanism circuit structure tool
Body electrically activates the circuit structure of control mechanism with specific reference to shown in Figure 14 with reference to shown in figure 13.Come from there through temperature sensor
Determination of the environment temperature, once environment temperature is less than preset value, on startup, the combustion in indoor fuel mixture that sucking is burnt
Oil concentration increases, that is, reduces the air capacity of sucking carburetor, and choke is automatically closed from there through controller control motor rotation
Door, while choke is automatically turned on once again again when gasoline engine works normally, whole process is simple and convenient, it can be achieved that being opened various
Automatically the starting state of gasoline engine is set under rotating ring border, is reduced intervention of the operator to gasoline engine starting when starting, is mitigated simultaneously
The labor intensity of operator.
Certainly the above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow be familiar with technique
People can understand the content of the present invention and implement it accordingly, it is not intended to limit the scope of the present invention.It is all according to this hair
The equivalent transformation or modification that the Spirit Essence of bright main technical schemes is done, should be covered by the protection scope of the present invention.
Claims (15)
1. a kind of Portable gasoline engine self closing door control system, wherein gasoline engine include carburetor, carburetor be equipped with have into
The inlet channel of gas port, the Portable gasoline engine self closing door control system include choke and drive the power list of choke
Member, choke open or close air inlet；Carburetor (1) still further comprise to choke carry out self-locking from lock unit,
And release the unlocking unit of choke self-locking；It is characterized in that the Portable gasoline engine self closing door control system further includes：
The gear unit and controller being sequentially connected with power unit, wherein the output section mating of gear unit and power unit, and
Controller is equipped with the circuit drives module of driving power unit movement and controls closing or opening for choke；
The output section of the power unit includes shaft, the movement of the one end fits of the gear unit and shaft, and choke with
Shaft coaxial rotating；The gear unit include be set in shaft by moving cam and with by moving cam matching movement and
The actuating cam being connected is exported with power unit；When starting gasoline engine, power unit drives actuating cam, the actuating cam to drive
Dynamic so that choke is closed by moving cam, once choke is closed in place, actuating cam reversion is resetted to be disconnected with by moving cam.
2. a kind of Portable gasoline engine self closing door control system as described in claim 1, it is characterised in that：The power list
Member is combination or the electromagnetism or pneumatic of motor or motor and reduction box.
3. a kind of Portable gasoline engine self closing door control system as claimed in claim 2, it is characterised in that：The motor is
Can positive and negative rotation direct current or alternating current generator.
4. a kind of Portable gasoline engine self closing door control system as described in claim 1, it is characterised in that：The active is convex
Wheel is provided with the convex block with passive cam engagement, and the extending direction of convex block is parallel with the axial direction of shaft.
5. a kind of Portable gasoline engine self closing door control system as claimed in claim 2, it is characterised in that：The self closing door
Control system further includes the temperature sensor being connected with controller, and wherein gear unit drives choke movement, and controller is set
There is the circuit drives module of driving power unit movement to control closing or opening for choke.
6. a kind of Portable gasoline engine self closing door control system as claimed in claim 5, it is characterised in that：The controller
When environment temperature is more than preset value, using thermal starting pattern and air door is opened, and when environment temperature is less than preset value, then it adopts
With cold start mode and close air door.
7. a kind of Portable gasoline engine comprising shell, work setting cylinder in the housing, can moved back and forth in the cylinder
The crankshaft room that fill in, is arranged below cylinder, the fuel tank for storing gasoline, the carburetor being arranged between cylinder and fuel tank and from
Dynamic air door control system, wherein carburetor are equipped with the inlet channel with air inlet, which includes choke
The power unit of door and driving choke, choke open or close air inlet；Carburetor still further comprise to choke into
Row self-locking from lock unit and release choke self-locking unlocking unit；It is characterized in that：The self closing door control system is also
Including：The gear unit and controller being sequentially connected with power unit, the output section of wherein gear unit and power unit is matched
It connects, and controller is equipped with the circuit drives module of driving power unit movement and controls closing or opening for choke；
The output section of the power unit includes shaft, the movement of the one end fits of the gear unit and shaft, and choke with
Shaft coaxial rotating, the gear unit include be set in shaft by moving cam and with by moving cam matching movement and
The actuating cam being connected is exported with power unit；When starting gasoline engine, power unit drives actuating cam, actuating cam to drive quilt
Moving cam makes choke close, once choke is closed in place, actuating cam reversion is resetted to be disconnected with by moving cam.
8. a kind of Portable gasoline engine as claimed in claim 7, it is characterised in that：The carburetor be located at the side of cylinder and
Positioned at the top of fuel tank, and carburetor passes through gas distribution channel and cylinders.
9. a kind of Portable gasoline engine as claimed in claim 7 or 8, it is characterised in that：The self closing door control system is also wrapped
The temperature sensor being connected with controller is included, wherein gear unit drives choke movement.
10. a kind of Portable gasoline engine as claimed in claim 9, it is characterised in that：The controller is more than in environment temperature
When preset value, using thermal starting pattern and air door is opened, and when environment temperature is less than preset value, then use cold start mode simultaneously
Close air door.
11. a kind of Portable gasoline engine comprising shell, work setting cylinder in the housing, can moved back and forth in the cylinder
The crankshaft room that fill in, is arranged below cylinder, the fuel tank for storing gasoline, the carburetor being arranged between cylinder and fuel tank and from
Dynamic air door control system, wherein carburetor are equipped with the inlet channel with air inlet, which includes opening
Or it closes the choke of air inlet and drives the power unit of choke；Carburetor, which still further comprises, carries out certainly choke
Lock from lock unit and release choke self-locking unlocking unit；It is characterized in that：The self closing door control system is also wrapped
It includes：Gear unit, controller and the temperature sensor being connected with controller being sequentially connected with power unit, wherein being driven
Unit drives choke movement, and controller is equipped with the circuit drives module of driving power unit movement and controls the pass of choke
It closes or opens；The power unit be can positive and negative rotation motor, wherein motor drives gear unit to move in one direction, and
And then choke is driven to close in place, the motor of controller control at this time reversely rotates, and is detached from and is sequentially connected with gear unit.
12. a kind of Portable gasoline engine as claimed in claim 11, it is characterised in that：The self closing door control system further includes
Power supply is connected and power module that controller is connected, the controller include at least the electricity being connected with power unit with power supply
Road drive module, temperature sensing module and the angle module for controlling actuating cam rotation angle.
13. a kind of Portable gasoline engine as claimed in claim 12, it is characterised in that：The power supply is detachable charging electricity
Pond.
14. a kind of Portable gasoline engine as described in claim 11 or 12 or 13, it is characterised in that：The controller is in environment
When temperature is more than preset value, using thermal starting pattern and air door is opened, and when environment temperature is less than preset value, then it is opened using cold
Dynamic model formula simultaneously closes air door.
15. a kind of Portable gasoline engine as claimed in claim 13, it is characterised in that：The power supply is lithium battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610024448.6A CN105484899B (en) | 2016-01-15 | 2016-01-15 | Portable gasoline engine and its self closing door control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610024448.6A CN105484899B (en) | 2016-01-15 | 2016-01-15 | Portable gasoline engine and its self closing door control system |
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| Publication Number | Publication Date |
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| CN105484899A CN105484899A (en) | 2016-04-13 |
| CN105484899B true CN105484899B (en) | 2018-09-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610024448.6A Active CN105484899B (en) | 2016-01-15 | 2016-01-15 | Portable gasoline engine and its self closing door control system |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3663567A1 (en) | 2016-01-15 | 2020-06-10 | Suzhou Cleva Precision Machinery & Technology Co., Ltd. | Garden tool |
| CN105508117A (en) | 2016-01-15 | 2016-04-20 | 苏州科瓴精密机械科技有限公司 | Portable gasoline tool and electronic ignition system thereof |
| CN109184960A (en) * | 2018-10-24 | 2019-01-11 | 苏州科瓴精密机械科技有限公司 | Self closing door control system, control method and the gasoline engine of gasoline engine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1667259A (en) * | 2004-03-12 | 2005-09-14 | 本田技研工业株式会社 | Automatic choke |
| CN102650238A (en) * | 2012-03-12 | 2012-08-29 | 南京金城机械有限公司 | Opening control system and method for carburetor throttle |
| CN202789196U (en) * | 2012-08-01 | 2013-03-13 | 浙江耀锋动力科技有限公司 | Stepping air door structure |
| CN205638728U (en) * | 2016-01-15 | 2016-10-12 | 苏州科瓴精密机械科技有限公司 | Portable gasoline machine and automatic ventilation door control system thereof |
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2016
- 2016-01-15 CN CN201610024448.6A patent/CN105484899B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1667259A (en) * | 2004-03-12 | 2005-09-14 | 本田技研工业株式会社 | Automatic choke |
| CN102650238A (en) * | 2012-03-12 | 2012-08-29 | 南京金城机械有限公司 | Opening control system and method for carburetor throttle |
| CN202789196U (en) * | 2012-08-01 | 2013-03-13 | 浙江耀锋动力科技有限公司 | Stepping air door structure |
| CN205638728U (en) * | 2016-01-15 | 2016-10-12 | 苏州科瓴精密机械科技有限公司 | Portable gasoline machine and automatic ventilation door control system thereof |
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|---|---|
| CN105484899A (en) | 2016-04-13 |
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