CN104454242B - Anti-toppling device for balanced hole of carburetor based on anti-toppling valve - Google Patents
Anti-toppling device for balanced hole of carburetor based on anti-toppling valve Download PDFInfo
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- CN104454242B CN104454242B CN201410724258.6A CN201410724258A CN104454242B CN 104454242 B CN104454242 B CN 104454242B CN 201410724258 A CN201410724258 A CN 201410724258A CN 104454242 B CN104454242 B CN 104454242B
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- 229910000831 Steel Inorganic materials 0.000 claims description 15
- 239000010959 steel Substances 0.000 claims description 15
- 238000009423 ventilation Methods 0.000 claims description 5
- 230000002153 concerted effect Effects 0.000 claims description 3
- 238000007667 floating Methods 0.000 claims description 3
- 239000000295 fuel oil Substances 0.000 abstract description 30
- 239000000446 fuel Substances 0.000 abstract description 7
- 239000007788 liquid Substances 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 6
- 239000002360 explosive Substances 0.000 description 5
- 238000004891 communication Methods 0.000 description 4
- 239000003921 oil Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- 241000209202 Bromus secalinus Species 0.000 description 1
- 241001149930 Protura <class> Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
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- 238000007906 compression Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000008246 gaseous mixture Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000010761 intermediate fuel oil Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The invention discloses an anti-toppling device for a balanced hole of a carburetor based on an anti-toppling valve. The anti-toppling device mainly comprises the carburetor, a float chamber and the balanced hole, wherein the float chamber is formed inside the carburetor; the balanced hole is formed in the upper part of the float chamber and is communicated with the anti-toppling valve capable of ventilating air and stopping liquid through a balanced hole joint nozzle; the position of the anti-toppling valve is higher than that of the balanced hole. According to the technical scheme, regardless of inclination of an engine and high liquid level of the float chamber caused by failure in sealing of a float needle valve of the carburetor, fuel oil in the float chamber of the carburetor cannot be leaked from the balanced hole, and the fuel oil leaked from the balanced hole is blocked by the anti-toppling valve; meanwhile, when the anti-toppling valve is at a normal position of the engine, air is normally ventilated, and the effects of saving fuel, preventing the environment pollution and improving the safety of the engine are achieved.
Description
Technical field
The invention belongs to engine float carburettor technical field, and in particular to a kind of carburetor based on anti-dumping pressure control valve
Balance pipe anti-tipping apparatus.
Background technology
The fuel oil supply system structure of carburetor engine is relatively simple, and cost performance is high, in general purpose engine, sends out
The sector applications such as group of motors, water pump, graden machine, agricultural machinery, ship are extensive.
Carburetor is under the cylinder suction function that engine piston motion is produced, a certain proportion of gasoline and air to be mixed
The mechanical device of conjunction.There is the float with needle-valve in float carburettor, outside fuel oil enters carburetor, needle-valve energy by inlet nozzle
The opening and closing of oil-feed valve port connected with inlet nozzle are enough controlled, to control the fuel level in float room.When float chamber combustion
When oil level is relatively low, float and needle-valve are in low level, and oil-feed valve port is opened, and outside fuel oil is from inlet nozzle, oil-feed valve port entranceization
Oily device float chamber.When fuel level gradually rises, float and needle-valve are also increased under buoyancy, when needle-valve rises to
During oil-feed valve port position, the rubber seal conehead on needle-valve coordinates with oil-feed valve port and closes oil inlet passage, and outside fuel oil stops
Into carburetor, to prevent float chamber liquid level too high.Fuel level when being closed due to needle-valve is constant, as long as therefore
Outside fuel oil can smoothly enter float chamber, and the needle-valve with float can just make the fuel level in float chamber keep stable.
When carburetor works, fuel oil is inhaled into trunnion and mixes with air from float chamber, and float chamber air pressure inside also can shadow
The soakage of fuel oil is rung, so as to affect mixture strength.Carburetor can automatically be matched somebody with somebody according to the different working condition demand of engine
Than going out corresponding mixture strength, in order that the gaseous mixture stable components allotted, except controlling to make float into oil needle valve with float
It is outer flat outside the liquid level of room intermediate fuel oil keeps stable, it is necessary to which the balance pipe communicated with the external world is set at the top of float chamber
The carburetor balance pipe of weighing apparatus formula is communicated with ambient atmosphere, and the carburetor balance pipe of internal balance type is typically communicated with air filter, to protect
Hold float chamber air pressure inside to stablize, it is ensured that carburetor normal work.
Because carburetor balance pipe is communicated with the external world, when engine tilts to a certain extent when, or float needle valve sealing
During failure, liquid level is too high in float room, and the fuel oil in float chamber will be leaked via balance pipe, not only wastes fuel oil, and
And environment is also polluted, cause potential safety hazard.
The carburetor balance pipe anti-tipping apparatus of the present invention are exactly conceived to the deficiency of existing carburetor, are float-type carburetion
Device devises the balance pipe anti-tipping apparatus for preventing fuel oil from revealing.The present invention is to increase balance pipe on the basis of former carburetor to prevent
Toppling valve, does not change former carburetor, has the advantages that to implement simple, low cost.After using this patent, no matter how engine inclines
Tiltedly, no matter the caused float chamber liquid level of carbureter-float needle seal failure institute is how high, and the fuel oil in carburetor bowl is all
Will not leak via balance pipe, play saving fuel, prevent the pollution of the environment, improve the effect of engine health.
The content of the invention
It is an object of the invention to overcome the problem that prior art is present, there is provided a kind of carburetor based on anti-dumping pressure control valve is put down
Weighing apparatus hole anti-tipping apparatus.
To realize above-mentioned technical purpose, above-mentioned technique effect is reached, the present invention is achieved through the following technical solutions：
A kind of carburetor balance pipe anti-tipping apparatus based on anti-dumping pressure control valve, mainly including carburetor, be arranged at carburetor
Interior float chamber, and the balance pipe on float chamber top is arranged at, the balance pipe connects mouth and is communicated with a ventilation by balance pipe
The anti-dumping pressure control valve of blocking solution, the morpheme of the anti-dumping pressure control valve is higher than balance pipe.
Further, a kind of structure of the anti-dumping pressure control valve is mainly made up of valve body, valve seat, float and steel ball, the valve
Seat top is provided with the cone of opening upwards and cheats, and cone hole is provided with steel ball, and steel ball top is provided with float, and float top is the upper end of valve body
Face, forms main valve chamber between valve body and valve seat, valve body upper inner is provided with valve port, and the valve port lower section is provided with matched
Plug, the float of the affixed lower section of the plug.
Further, another kind of structure of the anti-dumping pressure control valve is mainly made up of valve body, valve seat, float and spring, in valve
Spring is provided between seat and float, float top is the upper surface of valve body, main valve chamber is formed between valve body and valve seat, on valve body
Portion inner side is provided with valve port, and the valve port lower section is provided with matched plug, the float of the affixed lower section of the plug.
Further, the valve body upper outside is provided with blow vent A, and one end connection valve port of the blow vent A is another
End communicates with the external world.
Further, the seat bottom portion is provided with blow vent B, and the blow vent B connections balance pipe connects mouth.
Further, the float bottom is provided with the cavity structure that can produce buoyancy, and the float under oil bath environment exists
Buoyancy in main valve chamber/（Buoyancy and elastic force are made a concerted effort）More than its deadweight and friction make a concerted effort.
Further, for outer balanced type carburetor, the blow vent A is communicated with ambient atmosphere；For internal balance type
Oily device, the blow vent A is communicated with air filter.
Further, the blow vent B and balance pipe connect and be provided between mouth flexible pipe or sealing ring.
The invention has the beneficial effects as follows:
The present invention is the increase balance pipe anti-dumping pressure control valve on the basis of former carburetor, former carburetor is not changed, with enforcement
Simply, the advantage of low cost.After using this patent, no matter how engine inclines, no matter carbureter-float needle seal failure
Float chamber liquid level is how high caused by institute, and the fuel oil in carburetor bowl plays section all without leaking via balance pipe
About fuel, prevents the pollution of the environment, and improves the effect of engine health.
Description of the drawings
Fig. 1 is the carburetor balance pipe anti-tipping apparatus front view of the embodiment of the present invention one；
Fig. 2 is the carburetor balance pipe anti-tipping apparatus left view of the embodiment of the present invention one；
Fig. 3 is the carburetor balance pipe anti-tipping apparatus perspective rear view of the embodiment of the present invention one；
Fig. 4 is the carburetor balance pipe anti-tipping apparatus front perspective view of the embodiment of the present invention one；
Fig. 5 is the anti-dumping pressure control valve front view of the embodiment of the present invention one；
Fig. 6 is the anti-dumping pressure control valve A-A sectional views of the embodiment of the present invention one；
Fig. 7 is the valve seat stereogram of the embodiment of the present invention one；
Fig. 8 is the anti-dumping pressure control valve stereogram of the embodiment of the present invention one；
Fig. 9 is the anti-dumping pressure control valve explosive view of the embodiment of the present invention one；
Figure 10 is the carburetor balance pipe anti-tipping apparatus explosive view of the embodiment of the present invention one；
Figure 11 is the carburetor balance pipe anti-tipping apparatus application stereogram on the engine of the embodiment of the present invention one（Tear open
Except air filter of engine）；
Figure 12 is the anti-dumping pressure control valve front view of the embodiment of the present invention two；
Figure 13 is the anti-dumping pressure control valve B-B sectional views of the embodiment of the present invention two；
Figure 14 is the valve seat of the embodiment of the present invention two and spring stereogram；
Figure 15 is the anti-dumping pressure control valve stereogram of the embodiment of the present invention two；
Figure 16 is the anti-dumping pressure control valve explosive view of the embodiment of the present invention two；
Figure 17 is the carburetor balance pipe anti-tipping apparatus front view of the embodiment of the present invention three；
Figure 18 is the anti-dumping pressure control valve front view of the embodiment of the present invention three；
Figure 19 is the valve seat stereogram of the embodiment of the present invention three；
Figure 20 is the anti-dumping pressure control valve explosive view of the embodiment of the present invention three；
Figure 21 is the anti-dumping pressure control valve front view of the embodiment of the present invention four；
Figure 22 is the valve seat of the embodiment of the present invention four and spring stereogram；
Figure 23 is the anti-dumping pressure control valve stereogram of the embodiment of the present invention four；
Figure 24 is the anti-dumping pressure control valve explosive view of the embodiment of the present invention four.
Label declaration in figure：1. anti-dumping pressure control valve, 2. valve body, 201. blow vent A, 202. valve ports, 3. valve seat, 301. blow vents
B, 302. cones are cheated, 4. float, 401. plugs, 5. steel ball, 6. spring, 7. rubber sleeve, 8. support, 9. flexible pipe, 10. sealing ring, and 11.
Carburetor, 111. balance pipes, 112. balance pipes connect mouth, 113. float chambers, 114. floats, 115. needle-valves, 116. inlet nozzles, and 117.
Oil-feed valve port, 12. engines, 121. cylinder heads, 122. crankcases, 123. wind scoopers, 124. starters, 125. silencers.
Specific embodiment
Below with reference to the accompanying drawings and in conjunction with the embodiments describing the present invention in detail.
This patent provides 4 kinds of embodiments：
Embodiment one：
As shown in Figure 1 to 11, a kind of carburetor balance pipe anti-tipping apparatus based on anti-dumping pressure control valve, mainly including carburetion
Device 11, the float chamber 113 being arranged in carburetor 11, and it is arranged at the balance pipe 111 on the top of float chamber 113, the balance
Hole 111 connects the anti-dumping pressure control valve 1 that mouth 112 is communicated with a ventilation liquid-preventing by balance pipe, and the morpheme of the anti-dumping pressure control valve 1 is higher than balance
Hole 111.
Anti-dumping pressure control valve 1 is mainly made up of valve body 2, valve seat 3, float 4, steel ball 5 and rubber sleeve 7, and the top of valve seat 3 is provided with cone
Hole 302, steel ball 5 is placed on 302 tops of cone hole, and float 4 is placed on the top of steel ball 5, and the bottom of valve seat 3 is provided with blow vent B, carburetion
Balance pipe 111 at the top of the float chamber of device 11 is provided with balance pipe and connects mouth 112, and blow vent B connects mouth 112 by flexible pipe 9 with balance pipe
Connection.
The upper outside of valve body 2 is provided with blow vent A, and blow vent A is communicated with the external world.The ventilation of outer balanced type carburetor 11
Mouth A is communicated with ambient atmosphere, and the blow vent A of internal balance type carburetor 11 is typically communicated with air filter.The upper inner of valve body 2 is arranged
There is valve port 202, the valve port 202 can be closed by the plug 401 on the top of float 4, and then anti-dumping pressure control valve 1 is closed, anti-dumping
Balance pipe 111 is no longer connected with the external world after pressure control valve 1 is closed.Float 4 is in extreme lower position when in working order, and valve port 202 is opened,
Anti-dumping pressure control valve 1 is in opening, and now balance pipe 111 is communicated by anti-dumping pressure control valve 1 with the external world, it is ensured that the normal work of carburetor 11
Make.
Valve seat 3 links together with the peripheral sealing of valve body 2, can be using connected modes such as welding.
The top of carburetor 11 is provided with support 8, and anti-dumping pressure control valve 1 is linked together with the support 8 by rubber sleeve 7.
When engine 12 is not inclined, anti-dumping pressure control valve 1 is in vertical state, and the bottom of valve seat 3 is located at the balance pipe of carburetor 11
111 top, i.e.,：Anti-dumping pressure control valve 1 is arranged on the top of balance pipe 111.This is to prevent fuel oil to be trapped in anti-dumping pressure control valve 1
In, remain that float chamber balance pipe 111 is in communication with the outside during work, to keep float chamber air pressure inside to stablize, it is ensured that carburetion
The normal work of device 11.
The following detailed description of the structure and the course of work of the anti-dumping pressure control valve 1：
The top of valve seat 3 is provided with the pit of cone --- and cone hole 302, steel ball 5 is placed on 302 tops of cone hole, is starting
When machine 12 is not inclined, because anti-dumping pressure control valve 1 is vertically-mounted, the taper seat edge in cone hole 302 is inclined upwardly, and steel ball 5 is stably
302 bottoms of cone hole are occupy, when inside anti-dumping pressure control valve 1 without fuel oil, the bottom inside of float 4 is contacted with steel ball 5, and float 4 is in most
Lower position, anti-dumping pressure control valve 1 is in opening, and balance pipe 111 can be in communication with the outside via anti-dumping pressure control valve 1, to guarantee carburetor
11 normal works.
With the increase at the angle of inclination of engine 12, the cone of inclined side is cheated 302 taper seats and is also inclined gradually downward therewith, when
When engine 12 is inclined to a certain extent, steel ball 5 can be scrolled down through under self gravitation effect, along taper seat, promote float 4
Anti-dumping pressure control valve 1 is closed, so as to balance pipe 111 is closed by anti-dumping pressure control valve 1, to prevent fuel oil via balance pipe 111 to outward leakage.
When engine 12 is not inclined, just in case when having fuel oil to enter anti-dumping pressure control valve 1 via balance pipe 111, fuel oil can be to floating
Son 4 produces buoyancy upwards, and the bottom design of float 4 has larger cavity structure, can produce larger buoyancy, makees in the buoyancy
With lower float 4 self gravitation and frictional resistance can be overcome to move upwards, so as to close anti-dumping pressure control valve 1, prevent fuel oil from revealing.
Due to the installation site of the anti-dumping pressure control valve 1 it is higher than balance pipe 111, when engine 12 is returned to vertically from heeling condition
After working condition, the fuel oil into anti-dumping pressure control valve 1 can under gravity back downward into carburetor 11, be not detained in overturning-preventing
Valve 1 and channel interior and block the extraneous passage of balance pipe 111, can ensure that the normal work of carburetor 11, therefore, this patent by this
As key feature.
In sum, no matter which kind of reason causes fuel oil to enter anti-dumping pressure control valve 1 from balance pipe 111, and the anti-dumping pressure control valve 1 can
Be automatically switched off, to prevent carburetor 11 in fuel oil reveal via balance pipe 111.And in normal condition, the anti-dumping pressure control valve 1 can be protected
Hold balance pipe 111 to be in communication with the outside all the time, it is ensured that the normal work of carburetor 11.
Embodiment two：
Compared with embodiment one, the difference of embodiment two is the structure difference of anti-dumping pressure control valve 1：
As shown in Figure 12 to Figure 16, the anti-dumping pressure control valve 1 is main by valve body 2, valve seat 3, float 4, spring 6 and the structure of rubber sleeve 7
Into with differring primarily in that for embodiment one：Steel ball 5 is instead of with spring 6.
The following detailed description of the structure and the course of work of the anti-dumping pressure control valve 1：
Spring 6 is provided between valve seat 3 and float 4, the elastic force after spring 6 is compressed is less than the weight of float 4, in engine
12 when not inclining, and because anti-dumping pressure control valve 1 is vertically-mounted, when inside anti-dumping pressure control valve 1 without fuel oil, float 4 is pressed with total weight
Contracting spring 6, because the elastic force of spring 6 is less than the weight of float 4, float 4 can sink to bottom, and the bottom of float 4 contacts with valve seat 3, float 4
In extreme lower position, valve port 202 is opened, and anti-dumping pressure control valve 1 is in opening, and balance pipe 111 can be via anti-dumping pressure control valve 1 and the external world
Connection, keeps float chamber air pressure inside to stablize, to guarantee the normal work of carburetor 11.
When engine 12 is inclined, anti-dumping pressure control valve 1 is also inclined therewith, and the pressure that now float 4 presses to compression spring 6 is
Along " sliding force " of the inwall of valve body 2, when the angle of inclination of engine 12 gradually increases, this " sliding force " will be gradually reduced, and work as inclination angle
Increase to a certain extent when, the elastic force of spring 6 can be more than this " sliding force ", float 4 just the elastic force of spring 6 promote under valve body 2
On valve port 202, anti-dumping pressure control valve 1 is closed, so as to balance pipe 111 is closed by anti-dumping pressure control valve 1, with prevent fuel oil via
Balance pipe 111 is to outward leakage.
When engine 12 is not inclined, just in case when having fuel oil to enter anti-dumping pressure control valve 1 via balance pipe 111, fuel oil can be to floating
Son 4 produces buoyancy upwards, and the bottom design of float 4 has cavity structure, can produce larger buoyancy, in the buoyancy and spring force
Collective effect under, float 4 can overcome self gravitation and frictional resistance to move upwards, so as to close anti-dumping pressure control valve 1, prevent fuel oil
Reveal.
In sum, no matter which kind of reason causes fuel oil to enter anti-dumping pressure control valve 1 from balance pipe 111, and the anti-dumping pressure control valve 1 can
Be automatically switched off, to prevent carburetor 11 in fuel oil reveal via balance pipe 111.And in normal condition, the anti-dumping pressure control valve 1 can be protected
Hold balance pipe 111 to be in communication with the outside all the time, it is ensured that the normal work of carburetor 11.
Embodiment three：
Embodiment three is the Curve guide impeller to embodiment one.Compared with embodiment one, the difference of embodiment three is anti-dumping
The mounting structure of pressure control valve 1 is different：
As shown in Figure 17 to Figure 20, Open Side Down for the blow vent B on the base of anti-dumping pressure control valve 1, and in opening sealing is provided with
Circle 10, can be directly mounted at balance pipe and connects on mouth 112, eliminate the flexible pipe 9 in embodiment one；Due to connecing mouth 112 by balance pipe
Anti-dumping pressure control valve 1 can be fixed, the support 8 and rubber sleeve 7 in embodiment one can be simultaneously saved.
Example IV：
Example IV is the Curve guide impeller to embodiment two.Compared with embodiment two, the difference of example IV is anti-dumping
The mounting structure of pressure control valve 1 is different：
As shown in FIG. 21 to 24, Open Side Down for the blow vent B on the base of anti-dumping pressure control valve 1, and in opening sealing is provided with
Circle 10, can be directly mounted at balance pipe and connects on mouth 112, eliminate the flexible pipe 9 in embodiment two；Due to connecing mouth 112 by balance pipe
Anti-dumping pressure control valve 1 can be fixed, the support 8 and rubber sleeve 7 in embodiment two can be simultaneously saved.
The preferred embodiments of the present invention are the foregoing is only, the present invention is not limited to, for the skill of this area
For art personnel, the present invention can have various modifications and variations.It is all within the spirit and principles in the present invention, made any repair
Change, equivalent, improvement etc., should be included within the scope of the present invention.
Claims (8)
1. a kind of carburetor balance pipe anti-tipping apparatus based on anti-dumping pressure control valve, mainly including carburetor（11）, be arranged at carburetion
Device（11）Interior float chamber（113）, and it is arranged at float chamber（113）The balance pipe on top（111）, it is characterised in that it is described
Balance pipe（111）Mouth is connect by balance pipe（112）It is communicated with the anti-dumping pressure control valve of a ventilation liquid-preventing（1）, the anti-dumping pressure control valve（1）'s
Morpheme is higher than balance pipe（111）.
2. carburetor balance pipe anti-tipping apparatus based on anti-dumping pressure control valve according to claim 1, it is characterised in that described
Anti-dumping pressure control valve（1）A kind of structure mainly by valve body（2）, valve seat（3）, float（4）And steel ball（5）Constitute, the valve seat（3）On
Side is provided with the cone hole of opening upwards（302), cone hole（302）It is provided with steel ball（5）, steel ball（5）Top is provided with float（4）, float
（4）Top is valve body（2）Upper surface, valve body（2）With valve seat（3）Between form main valve chamber, valve body（2）Upper inner is provided with
Valve port（202）, the valve port（202）Lower section is provided with matched plug（401）, the plug（401）Affixed lower section
Float（4）.
3. carburetor balance pipe anti-tipping apparatus based on anti-dumping pressure control valve according to claim 1, it is characterised in that described
Anti-dumping pressure control valve（1）Another kind of structure mainly by valve body（2）, valve seat（3）, float（4）And spring（6）Constitute, in valve seat（3）With
Float（4）Between be provided with spring（6）, float（4）Top is valve body（2）Upper surface, valve body（2）With valve seat（3）Between shape
Into main valve chamber, valve body（2）Upper inner is provided with valve port（202）, the valve port（202）Lower section is provided with matched plug
（401）, the plug（401）The float of affixed lower section（4）.
4. carburetor balance pipe anti-tipping apparatus based on anti-dumping pressure control valve according to Claims 2 or 3, it is characterised in that
The valve body（2）Upper outside is provided with blow vent A, one end connection valve port of the blow vent A（202）, the other end with it is extraneous
Communicate.
5. carburetor balance pipe anti-tipping apparatus based on anti-dumping pressure control valve according to Claims 2 or 3, it is characterised in that
The valve seat（3）Bottom is provided with blow vent B, and the blow vent B connections balance pipe connects mouth（112）.
6. carburetor balance pipe anti-tipping apparatus based on anti-dumping pressure control valve according to Claims 2 or 3, it is characterised in that
The float（4）Bottom is provided with the cavity structure that can produce buoyancy, the float under oil bath environment（4）It is floating in main valve chamber
The ratio of making a concerted effort of power and buoyancy and elastic force more than its deadweight and friction with joint efforts.
7. carburetor balance pipe anti-tipping apparatus based on anti-dumping pressure control valve according to claim 4, it is characterised in that for
Outer balanced type carburetor（11）, the blow vent A is communicated with ambient atmosphere, for internal balance type carburetor（11）, the ventilation
Mouth A is communicated with air filter.
8. carburetor balance pipe anti-tipping apparatus based on anti-dumping pressure control valve according to claim 5, it is characterised in that described
Blow vent B connects mouth with balance pipe（112）Between be provided with flexible pipe（9）Or sealing ring（10）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410724258.6A CN104454242B (en) | 2014-12-04 | 2014-12-04 | Anti-toppling device for balanced hole of carburetor based on anti-toppling valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410724258.6A CN104454242B (en) | 2014-12-04 | 2014-12-04 | Anti-toppling device for balanced hole of carburetor based on anti-toppling valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104454242A CN104454242A (en) | 2015-03-25 |
| CN104454242B true CN104454242B (en) | 2017-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410724258.6A Active CN104454242B (en) | 2014-12-04 | 2014-12-04 | Anti-toppling device for balanced hole of carburetor based on anti-toppling valve |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108263720B (en) * | 2016-12-30 | 2024-03-22 | 深圳光启梦想科技有限公司 | Leakage-proof device |
| CN112879181A (en) * | 2021-01-28 | 2021-06-01 | 丽水博远科技有限公司 | Alarm kettle |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4102952A (en) * | 1977-07-25 | 1978-07-25 | Thayer Snipes | Fuel burning control apparatus |
| JP2002242766A (en) * | 2001-02-20 | 2002-08-28 | Walbro Japan Inc | Rotary throttle valve type carburetor |
| CN201292894Y (en) * | 2008-10-15 | 2009-08-19 | 隆鑫工业有限公司 | Mounting structure of carburetor needle valve |
| CN202718771U (en) * | 2012-08-31 | 2013-02-06 | 温州市天科伸源工业有限公司 | Float chamber structure of carburetor |
| CN204327317U (en) * | 2014-12-04 | 2015-05-13 | 苏州圆能动力科技有限公司 | A kind of Carburetor equalizing orifice anti-tipping apparatus based on anti-dumping pressure control valve |
-
2014
- 2014-12-04 CN CN201410724258.6A patent/CN104454242B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4102952A (en) * | 1977-07-25 | 1978-07-25 | Thayer Snipes | Fuel burning control apparatus |
| JP2002242766A (en) * | 2001-02-20 | 2002-08-28 | Walbro Japan Inc | Rotary throttle valve type carburetor |
| CN201292894Y (en) * | 2008-10-15 | 2009-08-19 | 隆鑫工业有限公司 | Mounting structure of carburetor needle valve |
| CN202718771U (en) * | 2012-08-31 | 2013-02-06 | 温州市天科伸源工业有限公司 | Float chamber structure of carburetor |
| CN204327317U (en) * | 2014-12-04 | 2015-05-13 | 苏州圆能动力科技有限公司 | A kind of Carburetor equalizing orifice anti-tipping apparatus based on anti-dumping pressure control valve |
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|---|---|
| CN104454242A (en) | 2015-03-25 |
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