CN201344074Y - Novel membrane type carburetor - Google Patents
Novel membrane type carburetor Download PDFInfo
- Publication number
- CN201344074Y CN201344074Y CNU2009200504351U CN200920050435U CN201344074Y CN 201344074 Y CN201344074 Y CN 201344074Y CN U2009200504351 U CNU2009200504351 U CN U2009200504351U CN 200920050435 U CN200920050435 U CN 200920050435U CN 201344074 Y CN201344074 Y CN 201344074Y
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- CN
- China
- Prior art keywords
- carburetor
- desorption mouth
- diaphragm
- membrane type
- novel
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Abstract
The utility model belongs to the technical field of carburetor, concretely discloses a novel membrane type carburetor, which comprises a carburetor body, and a membrane type desorption opening component is arranged on the carburetor body. The novel membrane type carburetor with the membrane type desorption opening component has simple and reliable structure, and easy and practicable manufacture, by fully utilizing optimum adjustment mixing capability of the carburetor to fuel and air, continuously volatilized gasoline steam in the oil tank enters into the engine to fully combusted and utilized, work performance of the engine reaches optimal state, so that economic fuel consumption, power performance and driving comfortableness of the motorcycle are excellent, and tail gas emission satisfies national phase III emission standard.
Description
Technical field
The utility model relates to the Component of motorcycle oil supply system, relates in particular to a kind of novel diaphragm carburetor structure of using the fuel evaporation control technique.
Background technique
Environmental pollution and energy shortage have become two big crises of the world today, are seriously threatening the existence of whole human society, so green technology and power-saving technology have become the problem of a sternness.Along with human living standard's raising, people's environmental consciousness improves constantly, and the minimizing day by day of petroleum resources in addition makes people all have higher requirement to Economy, exhaust index and the driving comfortability of motorcycle.
Gasoline is a kind of volatile liquid, often is full of steam at normal temperatures in the fuel tank, and the continuous volatilization of gasoline causes the pressure of fuel tank internal to increase, and will produce certain danger when pressure arrives certain value.The present motorcycle of China directly communicates the vent of fuel tank, or fuel tank cap has been made pressure-limit valve for balance pressure with atmosphere.When pressure exceeded a certain value, pressure-limit valve was just opened and gasoline vapour is discharged in the atmosphere, had caused motorcycle tank to become the primary pollution source of fuel evaporation pollutant.
The oil supply system of tradition motorcycle carburetor is: as shown in Figure 1, the fuel oil in the fuel tank 21 is taken over by the oil-feed of diaphragm carburetor 20 and is entered float chamber, by the metering of main oil system, idle system etc., is inhaled into cylinder by the motor negative pressure and participates in burning then.This diaphragm carburetor 20 does not have other structure and receives the gasoline vapour that constantly volatilizees in the fuel tank 21, and gasoline vapour finally can only overflow in atmosphere, thus serious environment pollution.
The model utility content
The purpose of this utility model is to overcome the deficiencies in the prior art, a kind of novel diaphragm carburetor is provided, this carburetor structure is simple and easy reliable, easy to make, utilize the beat setting mixed aerosol effect of Carburetor, the gasoline vapour of volatilization is stored by canister, and enter in the motor by Carburetor and to burn fuel oil and air, can better energy saving, reduce the pollution of fuel-steam to environment.
In order to realize above-mentioned technical purpose, the utility model is realized by following technological scheme:
Novel diaphragm carburetor described in the utility model comprises the Carburetor body, and described Carburetor body is provided with diaphragm type desorption mouth assembly.
Described diaphragm type desorption mouth assembly comprises desorption mouth connecting tube and the desorption mouth metering-orifice that is located on the Carburetor body, and described desorption mouth metering-orifice is pressed in the desorption mouth connecting tube, and this desorption mouth metering-orifice is to be used to control the flow size that gasoline vapour enters Carburetor.
Also be provided with desorption oral pillar plug diaphragm lid on the described diaphragm type desorption mouth assembly.
Described diaphragm type desorption mouth assembly is fixed on Carburetor body upper end by joint bolt, and described desorption mouth connecting tube is connected with the gasoline vapour outlet of fuel evaporation control system.
Compared with prior art, the beneficial effects of the utility model are:
The utility model makes the gasoline vapour that constantly volatilizees in the fuel tank enter fully burning utilization in the motor by diaphragm type desorption mouth assembly, plays the effect of fuel-saving environmental protection.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is described in detail:
Fig. 1 is the oil supply system schematic diagram of traditional motorcycle carburetor.
Fig. 2 is a novel diaphragm carburetor structural representation described in the utility model.
Fig. 3 is a diaphragm type desorption mouth modular construction schematic representation in the utility model.
Fig. 4 is the canister structural representation.
Fig. 5 is a utilization motorcycle fuel evaporation control system schematic diagram of the present utility model.
Embodiment
As Fig. 2, shown in Figure 3, novel diaphragm carburetor 10 with diaphragm type desorption mouth assembly described in the utility model, comprise Carburetor body 101, described Carburetor body 101 is provided with diaphragm type desorption mouth assembly, this diaphragm type desorption mouth assembly comprises the desorption mouth connecting tube 103 that is located on the Carburetor body 101 and is pressed in the desorption mouth metering-orifice 102 of desorption mouth connecting tube 103 ends, the flow size that these desorption mouth metering-orifice 102 control gasoline vapours enter Carburetor.
In addition, on described diaphragm type desorption mouth assembly, also be provided with desorption oral pillar plug diaphragm lid 104, this diaphragm type desorption mouth assembly that has desorption oral pillar plug diaphragm lid 104 is replaced plunger diaphragm lid 22 (shown in Figure 1) in the existing diaphragm carburetor 20, and be fixed on the upper end of Carburetor body 101 by joint bolt 105, and the desorption mouth connecting tube 103 on it is connected (as shown in Figure 5) with the gasoline vapour outlet 3 of fuel evaporation control system.
As shown in Figure 4, canister 9 inner fillings on the motorcycle can the adsorbed gasoline steam activated carbon granule 1, there are the gasoline vapour inlet 2 that is communicated with fuel tank 21, mixed gasoline vapour outlet 3 in the top and are used for controlling the vacuum signal 4 that gasoline vapour exports 3 break-makes, and canister 9 belows are fresh air intake 5 and the air-strainer 6 that purifies air etc.Canister 9 utilizes the adsorption function of petrol molecule in 1 pair of steam of active carbon particle, with in the fuel tank 21 constantly the gasoline vapours of volatilization store and be sent to the motor utilization of being burnt.
As shown in Figure 5, motorcycle fuel evaporation control system mainly is made up of steam seperating vale 7 and corresponding oil line pipe 8, canister 9, vacuum hose 11 and novel diaphragm carburetor 10.Gasoline when steam seperating vale 7 can prevent Automobile tipping in the fuel tank 21 overflows from oil line pipe 8, and this steam seperating vale 7 is installed in the top of fuel tank 21.Gasoline vapour in the fuel tank 21 is gone out from this steam seperating vale 7 and is entered canister 9 tops through oil line pipe 8.The gasoline vapour of canister 9 tops outlet 3 communicates with the novel diaphragm carburetor 10 with diaphragm type desorption mouth assembly through vacuum hose 11.The break-make of gasoline vapour outlet 3 is by vacuum signal 4 controls (as Fig. 4) that communicate with intake manifold in the canister 9.When engine running, under the effect of air-distributor vacuum suction, gasoline vapour outlet 3 by vacuum signal 4 controls is opened, this moment, fresh air entered from the fresh air intake 5 of canister 9 bottoms, to be taken out of from gasoline vapour outlet 3 by the gasoline vapour that activated carbon granule 1 adsorbs, arrive at the novel diaphragm carburetor 10 of being with diaphragm type desorption mouth assembly through vacuum hose 11, send into motor at last and participate in burning.During engine misses, gasoline vapour then mixes in canister 9 with fresh air and is stored in the canister 9 so that be used when restarting.
The utlity model has the novel diaphragm carburetor of diaphragm type desorption mouth assembly, simple structure is reliable, simple for production feasible, utilize Carburetor that the beat setting of fuel oil and air is mixed ability fully, the gasoline vapour that constantly volatilizees in the fuel tank is entered being able in the motor fully burn utilize, make the service behaviour of motor reach optimum state.Thereby guarantee motorcycle when economical consumption of fuel, power character and ride comfort are good, exhaust emissions satisfies state III emission standard.
Claims (4)
1. novel diaphragm carburetor comprises the Carburetor body, it is characterized in that: described Carburetor body is provided with diaphragm type desorption mouth assembly.
2. novel diaphragm carburetor according to claim 1, it is characterized in that: described diaphragm type desorption mouth assembly comprises desorption mouth connecting tube and the desorption mouth metering-orifice that is located on the Carburetor body, and described desorption mouth metering-orifice is pressed into and is used to control the flow size that gasoline vapour enters Carburetor in the desorption mouth connecting tube.
3. novel diaphragm carburetor according to claim 2 is characterized in that: also be provided with desorption oral pillar plug diaphragm lid on the described diaphragm type desorption mouth assembly.
4. novel diaphragm carburetor according to claim 3 is characterized in that: described diaphragm type desorption mouth assembly is fixed on Carburetor body upper end by joint bolt, and described desorption mouth connecting tube is connected with the gasoline vapour outlet of fuel evaporation control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200504351U CN201344074Y (en) | 2009-01-20 | 2009-01-20 | Novel membrane type carburetor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200504351U CN201344074Y (en) | 2009-01-20 | 2009-01-20 | Novel membrane type carburetor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201344074Y true CN201344074Y (en) | 2009-11-11 |
Family
ID=41275656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009200504351U Expired - Fee Related CN201344074Y (en) | 2009-01-20 | 2009-01-20 | Novel membrane type carburetor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201344074Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103527353A (en) * | 2012-07-06 | 2014-01-22 | 重庆车辆检测研究院有限公司 | Method for controlling motorcycle emission carbon tank desorption timing |
| CN103670804A (en) * | 2013-12-24 | 2014-03-26 | 麦科尼(福建)化油器制造有限公司 | Directional deflection oil needle lifting device of diaphragm type air throttle for automobile |
-
2009
- 2009-01-20 CN CNU2009200504351U patent/CN201344074Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103527353A (en) * | 2012-07-06 | 2014-01-22 | 重庆车辆检测研究院有限公司 | Method for controlling motorcycle emission carbon tank desorption timing |
| CN103670804A (en) * | 2013-12-24 | 2014-03-26 | 麦科尼(福建)化油器制造有限公司 | Directional deflection oil needle lifting device of diaphragm type air throttle for automobile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: ZHANJIANG DENI CARBURETOR CO., LTD. Free format text: FORMER NAME: ZHANJIANG DELI CARBURETOR CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: Jin Kang Road West Mazhang District 524094 Guangdong city of Zhanjiang province No. 32 Patentee after: Zhanjiang De Li vehicle part Co., Ltd Address before: 524043 Guangdong Province, Zhanjiang city Chikan District Hai Road No. 27 Patentee before: Zhanjiang Deli Carburetor Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091111 Termination date: 20180120 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |