CN201330657Y - Carburetor with multiple pulse holes - Google Patents
Carburetor with multiple pulse holes Download PDFInfo
- Publication number
- CN201330657Y CN201330657Y CNU200920300102XU CN200920300102U CN201330657Y CN 201330657 Y CN201330657 Y CN 201330657Y CN U200920300102X U CNU200920300102X U CN U200920300102XU CN 200920300102 U CN200920300102 U CN 200920300102U CN 201330657 Y CN201330657 Y CN 201330657Y
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- pulse
- carburetor body
- carburetor
- chamber
- hole
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Abstract
The utility model relates to a carburetor, especially relates to a carburetor with multiple pulse holes, including a carburetor body, an upper cover connected with the carburetor body, a fuel oil supply cavity and a pulse cavity molded on the carburetor body, and a pulse hole for guiding pressure from an engine, a choke valve component and a restrictive valve component, the carburetor body is provided with the pulse cavity, the pulse cavity is connected with the engine through the pulse hole locating on the carburetor body and a mixing chamber locating at an air throttle, an oil inlet and an oil outlet are connected with a pump oil film sheet through an one-way valve setting reversely, the carburetor body is provided with at least two pulse holes, one end of each pulse hole is communicated with the pulse cavity, and the other end is communicated with the engine. by means of the above technical scheme, a carburetor with multiple pulse holes capable of supplying oil stably is provided.
Description
Technical field
The utility model relates to a kind of Carburetor, the Carburetor in particularly a kind of multiple pulse hole.
Background technique
Existing Carburetor includes Carburetor body, the loam cake that is connected with the Carburetor body and is molded over fuel delivery chamber on the Carburetor body, impulse chamber and from the pulse hole of motor impulse; Be provided with startup control system air in the described fuel delivery chamber and enter the choke valve assembly in described fuel delivery chamber and the throttle valve assembly that the control fuel oil enters motor, described choke valve assembly includes chock plate, the Air strangler spindle that is installed on suction port place on the carburetion body; Described throttle valve assembly includes closure and the throttle plate pin that is installed on mixing chamber place on the Carburetor body; Described main oil supplying device is used for when other working state except that idling to engine oil, also be provided with an impulse chamber on the Carburetor body, this impulse chamber is connected with motor by being located at the pulse hole on the Carburetor body and the mixing chamber at closure place, be provided with a pump oil film sheet in the impulse chamber, the middle part of this pump oil film sheet is in the impulse chamber, its two ends are pressed and are located between loam cake and the Carburetor body, the two ends that pump oil pressing diaphragm is located between loam cake and the Carburetor body are respectively equipped with the working portion that seals filler opening and oil outlet, be connected by the one-way valve that is reverse setting between described filler opening and oil outlet and the pump oil film sheet, constitute the conducting of oil outlet, the sealing of filler opening constitutes the loop.
At present, only be provided with one on the Carburetor body and constitute the pulse hole that impulse chamber is connected with motor, owing to be connected by a link between motor and the pulse hole, and the hole that constitutes pulse hole and motor conducting on the link is stamping forming U-shaped hole, in pulse process, the all oily U-shaped of the pulsating pressure hole that generation is inhaled and blown to motor is passed to the pulse hole, and then is passed to impulse chamber by the pulse hole, and working portion moves up and down on the formation pump oil film sheet; Reason owing to processing, this type of U-shaped hole itself is smaller, and the pulsating pressure that motor passed out also can be affected, if the working portion on the pump oil film sheet does not have enough pulsating pressures to act on the pump oil film sheet, then can cause the fuel feeding instability, influence the proper functioning of motor.
Summary of the invention
At the deficiency that prior art exists, the multiple pulse hole Carburetor that the utility model provides a kind of fuel feeding to stablize, have a plurality of pulses hole.
For achieving the above object, the utility model provides following technological scheme: the Carburetor in a kind of multiple pulse hole includes Carburetor body, the loam cake that is connected with the Carburetor body and is molded over fuel delivery chamber on the Carburetor body, impulse chamber and from the pulse hole of motor impulse; Be provided with startup control system air in the described fuel delivery chamber and enter the choke valve assembly in described fuel delivery chamber and the throttle valve assembly that the control fuel oil enters motor, described choke valve assembly includes chock plate, the Air strangler spindle that is installed on suction port place on the carburetion body; Described throttle valve assembly includes closure and the throttle plate pin that is installed on mixing chamber place on the Carburetor body; Described main oil supplying device is used for when other working state except that idling to engine oil, the Carburetor body is provided with an impulse chamber, this impulse chamber is connected with motor by being located at the pulse hole on the Carburetor body and the mixing chamber at closure place, be provided with a pump oil film sheet in the impulse chamber, the middle part of this pump oil film sheet is in the impulse chamber, its two ends are pressed and are located between loam cake and the Carburetor body, the two ends that pump oil pressing diaphragm is located between loam cake and the Carburetor body are respectively equipped with the working portion that seals filler opening and oil outlet, be connected by the one-way valve that is reverse setting between described filler opening and oil outlet and the pump oil film sheet, it is characterized in that: described Carburetor body is provided with at least two pulse holes, one end in each pulse hole and impulse chamber conducting, the other end and motor conducting.
Carburetor body is provided with at least two pulse holes in this, one end in each pulse hole and impulse chamber conducting, the other end and motor conducting, the rear engine suction is set like this and blows the pulsating pressure that is produced and just can enter impulse chamber by a plurality of pulses hole, enforcement is to the supercharging of pump oil film sheet, increased pulsating pressure, made its fuel feeding stablize, guarantee the stability of engine operation.
The utility model further is set to: described Carburetor body is provided with two pulse holes, two pulse holes are axially staggers and separate setting, wherein be located at an end and the impulse chamber conducting of the master pulse punching of Carburetor body top relatively, the other end and motor conducting, be located at epiphysis punching one end and impulse chamber conducting, the other end and the mixing chamber conducting of this master pulse punching one side.
Carburetor body is provided with two pulse holes in this, need to prove here, according to the design needs, also three or four pulse holes can be set on the Carburetor body, behind the utility model embodiment, can access very directly technology enlightenment; Two pulse holes be axially stagger and separate setting be since processing needs.
The utility model further is set to: the side conducting of described master pulse punching and impulse chamber, described epiphysis punching includes guide hole, one end of this guide hole and impulse chamber bottom is connected, and this joint is provided with axial connection mouth, is connected by breach between the other end of guide hole and the mixing chamber.
Simple in structure in this, be provided with rationally.
Below in conjunction with accompanying drawing the utility model is done further to be provided with:
Description of drawings
Fig. 1 is the structural representation of background technique;
Fig. 2 is the A-A sectional view of Fig. 1;
Fig. 3 is the utility model embodiment's a structural representation;
Fig. 4 is the B-B sectional view of Fig. 1;
Fig. 5 is the connection diagram of pump oil film sheet and Carburetor body among the utility model embodiment;
Fig. 6 is the structural representation of pump oil film sheet among the utility model embodiment.
Embodiment
As Fig. 1, Fig. 2 institute, only be provided with one on the present Carburetor body and constitute the pulse hole that impulse chamber is connected with motor, owing to be connected by a link between motor and the pulse hole, and the hole that constitutes pulse hole and motor conducting on the link is stamping forming U-shaped hole, in pulse process, the all oily U-shaped of the pulsating pressure hole that generation is inhaled and blown to motor is passed to the pulse hole, and then is passed to impulse chamber by the pulse hole, and working portion moves up and down on the formation pump oil film sheet; Reason owing to processing, this type of U-shaped hole itself is smaller, and the pulsating pressure that motor passed out also can be affected, if the working portion on the pump oil film sheet does not have enough pulsating pressures to act on the pump oil film sheet, then can cause the fuel feeding instability, influence the proper functioning of motor.
As the Carburetor in Fig. 3, Fig. 4, Fig. 5, a kind of multiple pulse hole shown in Figure 6, include Carburetor body 1, the loam cake 11 that is connected with Carburetor body 1 and be molded over fuel delivery chamber 12 on the Carburetor body 1; Be provided with startup control system air in the described fuel delivery chamber 12 and enter the choke valve assembly 2 in described fuel delivery chamber 12 and the throttle valve assembly 3 that the control fuel oil enters motor, described choke valve 2 assemblies include chock plate 21, the Air strangler spindle 22 that is installed on suction port 13 places on the carburetion body 1; Described throttle valve assembly 3 includes closure 31 and the throttle plate pin 32 that is installed on mixing chamber 14 places on the Carburetor body 1; Described
Main oil supplying device is used for being used for to engine oil 12 when other working state except that idling, Carburetor body 1 is provided with an impulse chamber 15, this impulse chamber 15 is connected with motor by being located at the pulse hole 16 on the Carburetor body 1 and the mixing chamber 14 at closure 31 places, be provided with a pump oil film sheet 17 in the impulse chamber 15, the middle part of this pump oil film sheet 17 is in the impulse chamber 15, its two ends are pressed and are located between loam cake 11 and the Carburetor body 1, pump oil film sheet 17 presses the two ends of being located between loam cake 11 and the Carburetor body 1 to be respectively equipped with the working portion 171 of sealing filler opening 18 and oil outlet 19, be connected by the one-way valve that is reverse setting between described filler opening 18 and oil outlet 19 and the pump oil film sheet 17, constitute the conducting of oil outlet 19, the sealing of filler opening 18, constitute the loop, described Carburetor body 1 is provided with at least two pulse holes 16, one end in each pulse hole 16 and impulse chamber 15 conductings, the other end and motor conducting.Rear engine is set like this inhales and blow the pulsating pressure that is produced and just can enter impulse chamber 15, implement supercharging, increased pulsating pressure, make its fuel feeding stablize, guarantee the stability of engine operation pump oil film sheet 17 by a plurality of pulses hole 16.
In the utility model embodiment, described Carburetor body 1 is provided with two pulse holes 16, here need to prove, according to the design needs, also three or four pulse holes 16 can be set on Carburetor body 1, behind the utility model embodiment, can access very directly technology enlightenment; Two pulse holes 16 be axially stagger and separate setting be since the processing needs (the arrangement position of two pulse holes 16 on Carburetor body 1 is for one on the other, parallel but not in the same plane, can be referring to Fig. 3), wherein be located at an end and impulse chamber 15 conductings of the master pulse punching 161 of Carburetor body 1 one sides relatively, the other end and motor conducting, be located at epiphysis punching 162 1 ends and impulse chamber 15 conductings of these master pulse punching 161 belows, the other end and mixing chamber 14 conductings; The side conducting of described master pulse punching 161 and impulse chamber 15, described epiphysis punching 162 comprises guide hole 1621, one end of this guide hole 1621 is connected with impulse chamber 15 bottoms, this joint is provided with axial connection mouth 1623, be connected by breach 1622 between the other end of guide hole 1621 and the mixing chamber 14, after being provided with like this, even the body of connected piece blocked when the guide hole of epiphysis punching 162 1621 was connected with link, the breach 1622 of epiphysis punching 162 can also communicate with mixing chamber 14, the pulsating pressure that motor produced just can enter epiphysis punching 162 by mixing chamber 14, simple in structure, be provided with rationally, the position of the utility model embodiment centre feed hole 1622 and the change of set-up mode are not the qualification to mode of execution.
For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't be enumerated to all mode of executions.And conspicuous variation of being extended out thus or change still are among the protection domain of the present utility model.
Claims (3)
1. the Carburetor in a multiple pulse hole includes Carburetor body, the loam cake that is connected with the Carburetor body and is molded over fuel delivery chamber on the Carburetor body, impulse chamber and from the pulse hole of motor impulse; Be provided with startup control system air in the described fuel delivery chamber and enter the choke valve assembly in described fuel delivery chamber and the throttle valve assembly that the control fuel oil enters motor, described choke valve assembly includes chock plate, the Air strangler spindle that is installed on suction port place on the carburetion body; Described throttle valve assembly includes closure and the throttle plate pin that is installed on mixing chamber place on the Carburetor body; Described main oil supplying device is used for when other working state except that idling to engine oil, the Carburetor body is provided with an impulse chamber, this impulse chamber is connected with motor by being located at the pulse hole on the Carburetor body and the mixing chamber at closure place, be provided with a pump oil film sheet in the impulse chamber, the middle part of this pump oil film sheet is in the impulse chamber, its two ends are pressed and are located between loam cake and the Carburetor body, the two ends that pump oil pressing diaphragm is located between loam cake and the Carburetor body are respectively equipped with the working portion that seals filler opening and oil outlet, be connected by the one-way valve that is reverse setting between described filler opening and oil outlet and the pump oil film sheet, it is characterized in that: described Carburetor body is provided with at least two pulse holes, one end in each pulse hole and impulse chamber conducting, the other end and motor conducting.
2. the Carburetor in multiple pulse according to claim 1 hole, it is characterized in that: described Carburetor body is provided with two pulse holes, two pulse holes are axially staggers and separate setting, wherein be located at an end and the impulse chamber conducting of the master pulse punching of Carburetor body top relatively, the other end and motor conducting, be located at epiphysis punching one end and impulse chamber conducting, the other end and the mixing chamber conducting of this master pulse punching one side.
3. the Carburetor in multiple pulse according to claim 2 hole, it is characterized in that: the side conducting of described master pulse punching and impulse chamber, described epiphysis punching includes guide hole, one end of this guide hole is connected with the impulse chamber bottom, this joint is provided with axial connection mouth, is connected by breach between the other end of guide hole and the mixing chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200920300102XU CN201330657Y (en) | 2009-01-07 | 2009-01-07 | Carburetor with multiple pulse holes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200920300102XU CN201330657Y (en) | 2009-01-07 | 2009-01-07 | Carburetor with multiple pulse holes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201330657Y true CN201330657Y (en) | 2009-10-21 |
Family
ID=41224035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200920300102XU Expired - Fee Related CN201330657Y (en) | 2009-01-07 | 2009-01-07 | Carburetor with multiple pulse holes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201330657Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102840053A (en) * | 2012-09-25 | 2012-12-26 | 浙江瑞星化油器制造有限公司 | Paraffin temperature controller for carburetor |
| CN104100413A (en) * | 2013-04-02 | 2014-10-15 | 陈俭敏 | Carburetor |
| WO2015130932A1 (en) * | 2014-02-28 | 2015-09-03 | Walbro Engine Management, L.L.C. | Carburetor with scavenging fluid flow |
| CN110360025A (en) * | 2019-05-23 | 2019-10-22 | 上海格林罗格精密机械技术有限公司 | Grass-mowing machine carburetor pump cover |
-
2009
- 2009-01-07 CN CNU200920300102XU patent/CN201330657Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102840053A (en) * | 2012-09-25 | 2012-12-26 | 浙江瑞星化油器制造有限公司 | Paraffin temperature controller for carburetor |
| CN102840053B (en) * | 2012-09-25 | 2015-03-11 | 浙江瑞星化油器制造有限公司 | Paraffin temperature controller for carburetor |
| CN104100413A (en) * | 2013-04-02 | 2014-10-15 | 陈俭敏 | Carburetor |
| CN104100413B (en) * | 2013-04-02 | 2016-07-06 | 陈俭敏 | A kind of carburetor |
| WO2015130932A1 (en) * | 2014-02-28 | 2015-09-03 | Walbro Engine Management, L.L.C. | Carburetor with scavenging fluid flow |
| CN106255818A (en) * | 2014-02-28 | 2016-12-21 | 沃尔布罗有限责任公司 | There is the carburetor of scavenging fluid flowing |
| US10001067B2 (en) | 2014-02-28 | 2018-06-19 | Walbro Llc | Carburetor with scavenging fluid flow |
| CN106255818B (en) * | 2014-02-28 | 2019-12-24 | 沃尔布罗有限责任公司 | Carburetor with scavenging fluid flow |
| CN110360025A (en) * | 2019-05-23 | 2019-10-22 | 上海格林罗格精密机械技术有限公司 | Grass-mowing machine carburetor pump cover |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091021 Termination date: 20120107 |