CN104279081A - Improved carburetor - Google Patents
Improved carburetor Download PDFInfo
- Publication number
- CN104279081A CN104279081A CN201310279891.4A CN201310279891A CN104279081A CN 104279081 A CN104279081 A CN 104279081A CN 201310279891 A CN201310279891 A CN 201310279891A CN 104279081 A CN104279081 A CN 104279081A
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- oil
- carburetor
- carburetor body
- improved
- screw
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Abstract
The invention discloses an improved carburetor. The improved carburetor comprises a carburetor body, a bottom cover is arranged on the lower side of the carburetor body, the carburetor body is provided with an atmosphere balance hole channel communicated with external atmosphere, an atmosphere balance hole of the atmosphere balance hole channel is formed beside the portion, on the connection end face of the carburetor body and an engine, of the carburetor body, the atmosphere balance hole is connected with a pipe connector, and a drainage pipe is connected with the pipe connector. According to the improved carburetor, the atmosphere balance hole is formed beside the portion, on the connection end face of the carburetor body and the engine, of the carburetor body, overflown or leaked oil is guided and drained through the drainage pipe, and the situation that the oil is directly discharged to the high-temperature outer shell of the engine and accordingly safety accidents are caused is avoided. Additionally, the carburetor with a detachable and washable oil inlet system has the advantages that the design is reasonable, the structure is simple, the oil inlet system is convenient to disassemble and assemble and washing can be easily carried out and the carburetor has great use value and market value.
Description
Technical field
The present invention relates to a kind of Carburetor, be specifically related to a kind of improved carburetor.
Background technique
Carburetor (carburetor) is under the vacuum action of engine operation generation, by the mechanical device that a certain proportion of gasoline mixes with air.Carburetor is as a kind of mechanical device of precision, and it can be referred to as " heart " of motor to the important function of motor.Its complete device should comprise starting arrangement, idling device, moderate duty device, full load device, accelerating unit.Carburetor can according to the different operating status requirements of motor, and automatic mixing goes out corresponding concentration, exports the mixed gas of corresponding amount, and what mix to make the mixed gas allotted is relatively more even, and Carburetor also possesses the effect making fuel-oil atmozation, normally runs for machine.
At present, the atmospheric equilibrium hole of most of Carburetor is opened on the end face that carburetor body is connected with motor, such as, and be also provided with corresponding conduit at carburetor body to the end face that motor connects, the patent No. is: a kind of Carburetor of 201120013684.0.But be in the operating mode vibrating operating mode or inclination (climbing) at motor under, oil in the bottom of part can overflow or spill from atmospheric equilibrium hole, and these spillings or oil spill easily cause the burning of motor on the motor of high temperature by open channel flow, cause the accident.
At present, the bottom of most of Carburetor is all provided with oil-draining screw, this, mainly because in the bottom of Carburetor, has been easy to some contamination precipitations, and once with the passage of time, impurity is too many, the normal work of Carburetor will be affected, and then affect idling.Existing oil-draining screw does not install seal ring or sealing gasket additional substantially, being dismounted for multiple times oil-draining screw, there will be the phenomenon of leakage of oil, and install the scraps of paper additional to seal although there are some producers to adopt, its sealing effect is undesirable.
At present, the throttle plate pin of most of Carburetor does not arrange return spring, only adopts engine governed speed pull bar to drive carburetor throttle rocking arm to swing, reacts dumb, often causes the engine speed time that is unstable or stability contorting long.In order to address this problem, those skilled in the art have devised a kind of throttle valve control device of general machine carburetor, number of patent application is: 201110458576.9, it comprises carburetor main body, it is characterized in that: the throttle plate pin of described carburetor main body installs a reverse torsion spring, described reverse one end top is pressed on carburetor main body, and the other end hooks and withstands closure rocking arm.Because this reverse torsion spring is arranged in the axis hole of throttle plate pin, need the conduit cutting out installation at throttle plate pin mounting hole, add the operation of processing, and install also relatively time-consuming; Later period maintenance is inconvenient.
At present, the oil inlet pipe of most of Carburetor adopts the mode of interference fit to be arranged in oil-feed duct, and its dismounting is very inconvenient.And in gasoline, also can be mixed into some impurity, owing to not arranging filtrating equipment in oil-feed duct, cause it easily to block; Again because its oil inlet pipe is not quick detachable, cleaning is difficulty comparatively, usually causes scrapping of whole Carburetor.
Summary of the invention
Based on above-mentioned the deficiencies in the prior art, the object of the present invention is to provide a kind of improved carburetor, it can avoid oil in Carburetor by atmospheric equilibrium hole directly discharged on the shell of engine high-temperature, causes security incident.
Technical program of the present invention lies in: a kind of improved carburetor, comprise carburetor body, the downside of this carburetor body has bottom, described carburetor body is provided with the atmospheric equilibrium duct be communicated with ambient atmosphere, it is characterized in that, the atmospheric equilibrium hole in described atmospheric equilibrium duct is opened on the carburetor body side of eliminating carburetor body and motor connecting end surface, described atmospheric equilibrium hole is connected with pipe joint, described pipe joint is connected with drainage tube.
Further, the mode that an end of described pipe joint adopts interference fit or employing to be threaded is connected in atmospheric equilibrium hole, and its other end and drainage tube are socketed.
Further, described drainage tube is high temperature resistant, frpf flexible pipe or bellows.
Further, the bottom intermediate portion of described bottom is processed to a lower convex flat platform, described lower convex flat platform is provided with the first drain oil, described first drain oil is tapped hole, described first drain oil locks to pay the first oil-draining screw, the screw head of described first oil-draining screw has sealing flange, described first oil-draining screw installs the gasket seal of at least one deck additional.
Further, the side inclined-plane of described lower convex flat platform is provided with the second drain oil, described second drain oil is tapped hole, described second drain oil locks to pay the second oil-draining screw, the screw head of described second oil-draining screw has sealing flange, described second oil-draining screw installs the gasket seal of at least one deck additional, described second oil-draining screw is hexagonal flange screw.
Further, described gasket seal is silicone rubber seal pad, or teflon rubber sheet gasketing, and described first oil-draining screw is hexagonal flange screw.
Further, this improved carburetor also comprises throttle plate pin and closure, this throttle plate pin is located on the throttle plate pin mounting hole of carburetor body, described closure be arranged on be positioned at carburetor body trunnion throttle plate pin on, the end that described throttle plate pin stretches out carburetor body is provided with closure rocking arm, the carburetor body being positioned at closure rocking arm side is also provided with the adjusting knob for regulating throttle opening, described adjusting knob is arranged on the knob fitting seat of carburetor body, also comprise a return spring, one end of described return spring is connected on closure rocking arm, the other end of described return spring is connected on knob fitting seat.
Further, the shaft of described adjusting knob is provided with outside thread, and described knob fitting seat is provided with the tapped hole for coordinating with outside thread.
Further, this improved carburetor also comprises oil feeding system and oil pocket, and this oil feeding system comprises again:
One oil inlet pipe, is arranged on this carburetor body;
Oil-feed duct, be arranged on this carburetor body inner, one end is connected with described oil inlet pipe, and the other end is connected with described oil pocket; And at least one deck is arranged on the filter screen in described oil-feed duct; Described oil inlet pipe scyewed joint is on described oil-feed duct.
Further, the joint in described oil inlet pipe and described oil-feed duct is provided with outside thread, the joint of described oil-feed duct and described oil inlet pipe is provided with internal thread, and described outside thread and the mutual threaded of internal thread, described outside thread and described internal thread are fine thread.
Beneficial effect of the present invention is: one is that this improved carburetor is by being opened on the carburetor body side of eliminating carburetor body and motor connecting end surface by atmospheric equilibrium hole, and adopt drainage tube to overflow or the discharge of oil spill water conservancy diversion, avoid oil directly discharged on the shell of engine high-temperature, cause security incident.Two is phenomenons that the present invention changes oil-draining screw easy leakage of oil after being dismounted for multiple times of existing Carburetor, and it, by adding sealing filler ring on the oil-draining screw of bottom, strengthens its sealing effect, prevent leakage of oil.Three is that return spring adopts external mode, assembling when no matter being production, or the maintenance in later stage is all quite convenient, and manufacturing efficiency improves relatively.Four be this with the Carburetor from return closure at engine start time, not easily driving, can live the rotating speed of motor by fast and stable.Five is because this Carburetor is arranged on filter screen at filler opening place, can filter out the impurity of a part, prevent from blocking in the intermediate portion of oil input channel; Six is because the oil inlet pipe of this Carburetor is releasable connection, and its installation and removal are relatively convenient, after filter screen piles up certain impurity, can disassembly, cleaning in time, and it is quite convenient to use.Should with Carburetor of washable oil feeding system have reasonable in design, structure simple, oil feeding system easy accessibility, the plurality of advantages such as easy cleaning, have larger use value and market value.
Accompanying drawing explanation
Fig. 1 is novel air of the present invention balance duct structural representation.
Fig. 2 is the sectional schematic diagram in Fig. 1 on A-A direction.
Fig. 3 is the bottom leakage proof structure schematic diagram (side view) of Carburetor.
Fig. 4 is the structural representation from return closure (plan view) of Carburetor.
Fig. 5 is the structural representation of the washable oil feeding system of Carburetor.
Label declaration: convex flat platform 7-first oil-draining screw 8-gasket seal 9-second oil-draining screw 10-gasket seal 11-throttle plate pin 12-closure rocking arm 13-adjusting knob 14-knob fitting seat 15-return spring 16-oil feeding system 17-oil inlet pipe 18-oil-feed duct 19-filter screen under the 4-pipe joint 5-drainage tube 6-of 1-carburetor body 2-bottom 3-atmospheric equilibrium duct.
Embodiment
As illustrated in fig. 1 and 2, a kind of improved carburetor, it includes carburetor body 1, the downside of this carburetor body 1 has bottom 2, described carburetor body 1 is provided with the atmospheric equilibrium duct 3 be communicated with ambient atmosphere, the atmospheric equilibrium hole in described atmospheric equilibrium duct is opened on the carburetor body side of eliminating carburetor body and motor connecting end surface, described atmospheric equilibrium hole is connected with pipe joint 4, described pipe joint 4 is connected with drainage tube 5.
One end of above-mentioned pipe joint adopts the mode of interference fit to squeeze in atmospheric equilibrium hole, and its other end and drainage tube are socketed.In other technological scheme, an end of described pipe joint adopts the mode be threaded to be connected in atmospheric equilibrium hole, and its other end and drainage tube are socketed.
Above-mentioned drainage tube is high temperature resistant, frpf flexible pipe.In other technological scheme, described drainage tube is high temperature resistant, frpf bellows.
As shown in Figure 3, the downside of this carburetor body 1 has bottom 2, the bottom intermediate portion of described bottom 2 is processed to a lower convex flat platform 6, described lower convex flat platform 6 is provided with the first drain oil, described first drain oil is tapped hole, described tapped hole locks to pay the first oil-draining screw 7, and the screw head of described first oil-draining screw has sealing flange, described first oil-draining screw installs the gasket seal 8 of at least one deck additional.The side inclined-plane of described lower convex flat platform is provided with the second drain oil, as subsequent use.Described second drain oil is tapped hole, and described second drain oil locks to pay the second oil-draining screw 9, and the screw head of described second oil-draining screw has sealing flange, described second oil-draining screw installs the gasket seal 10 of at least one deck additional.
It should be noted that, in the present embodiment, described gasket seal is silicone rubber seal pad or teflon rubber sheet gasketing.First, second oil-draining screw described is hexagonal flange screw.
As shown in Figure 4, the throttle plate pin 11 of this carburetor body 1 and closure, this throttle plate pin is vertically located on the throttle plate pin mounting hole of carburetor body, described closure be arranged on be positioned at carburetor body trunnion throttle plate pin on, the end that described throttle plate pin stretches out carburetor body is provided with closure rocking arm 12, the carburetor body being positioned at closure rocking arm 12 side is also provided with the adjusting knob 13 for regulating throttle opening, described adjusting knob is arranged on the knob fitting seat 14 of carburetor body, a return spring 15 should be also comprised with the Carburetor from return closure, one end of described return spring 15 is connected on closure rocking arm 12, the other end of described return spring is connected on knob fitting seat 14.
In the present embodiment, the shaft of described adjusting knob is provided with outside thread, and described knob fitting seat is provided with the tapped hole for coordinating with outside thread.The extension spring of described return spring.Described closure is arranged in the trunnion of carburetor body through screw.
As shown in Figure 5, this carburetor body 1 is also provided with oil feeding system 16 and oil pocket, and this oil feeding system comprises again: an oil inlet pipe 17, is arranged on this carburetor body; Oil-feed duct 18, be arranged on this carburetor body inner, one end is connected with described oil inlet pipe, and the other end is connected with described oil pocket; And at least one deck is arranged on the filter screen 19 in described oil-feed duct; It is characterized in that, described oil inlet pipe 17 scyewed joint is on described oil-feed duct 18.Described filter screen 19 is arranged in the stepped oil duct in described oil-feed duct.Described filter screen is arranged on the filler opening position in described oil-feed duct, and is positioned at described oil inlet pipe rear.
In the present embodiment, the joint in described oil inlet pipe and described oil-feed duct is provided with outside thread, and the joint of described oil-feed duct and described oil inlet pipe is provided with internal thread, and described outside thread and the mutual threaded of internal thread.Described outside thread and described internal thread are fine thread.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every utilize specification of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, include in scope of patent protection of the present invention.
Claims (10)
1. an improved carburetor, comprise carburetor body, the downside of this carburetor body has bottom, described carburetor body is provided with the atmospheric equilibrium duct be communicated with ambient atmosphere, it is characterized in that, the atmospheric equilibrium hole in described atmospheric equilibrium duct is opened on the carburetor body side of eliminating carburetor body and motor connecting end surface, described atmospheric equilibrium hole is connected with pipe joint, described pipe joint is connected with drainage tube.
2. improved carburetor according to claim 1, is characterized in that: the mode that an end of described pipe joint adopts interference fit or employing to be threaded is connected in atmospheric equilibrium hole, and its other end and drainage tube are socketed.
3. improved carburetor according to claim 1, is characterized in that: described drainage tube is high temperature resistant, frpf flexible pipe or bellows.
4. improved carburetor according to claim 1, it is characterized in that: the bottom intermediate portion of described bottom is processed to a lower convex flat platform, described lower convex flat platform is provided with the first drain oil, described first drain oil is tapped hole, described first drain oil locks to pay the first oil-draining screw, the screw head of described first oil-draining screw has sealing flange, described first oil-draining screw installs the gasket seal of at least one deck additional.
5. improved carburetor according to claim 4, it is characterized in that: the side inclined-plane of described lower convex flat platform is provided with the second drain oil, described second drain oil is tapped hole, described second drain oil locks to pay the second oil-draining screw, the screw head of described second oil-draining screw has sealing flange, described second oil-draining screw installs the gasket seal of at least one deck additional, described second oil-draining screw is hexagonal flange screw.
6. improved carburetor according to claim 4, is characterized in that: described gasket seal is silicone rubber seal pad, or teflon rubber sheet gasketing, and described first oil-draining screw is hexagonal flange screw.
7. improved carburetor according to claim 1, it is characterized in that: also comprise throttle plate pin and closure, this throttle plate pin is located on the throttle plate pin mounting hole of carburetor body, described closure be arranged on be positioned at carburetor body trunnion throttle plate pin on, the end that described throttle plate pin stretches out carburetor body is provided with closure rocking arm, the carburetor body being positioned at closure rocking arm side is also provided with the adjusting knob for regulating throttle opening, described adjusting knob is arranged on the knob fitting seat of carburetor body, also comprise a return spring, one end of described return spring is connected on closure rocking arm, the other end of described return spring is connected on knob fitting seat.
8. improved carburetor according to claim 7, is characterized in that: the shaft of described adjusting knob is provided with outside thread, and described knob fitting seat is provided with the tapped hole for coordinating with outside thread.
9. improved carburetor according to claim 1, is characterized in that: also comprise oil feeding system and oil pocket, and this oil feeding system comprises again:
One oil inlet pipe, is arranged on this carburetor body;
Oil-feed duct, be arranged on this carburetor body inner, one end is connected with described oil inlet pipe, and the other end is connected with described oil pocket; And at least one deck is arranged on the filter screen in described oil-feed duct; Described oil inlet pipe scyewed joint is on described oil-feed duct.
10. improved carburetor according to claim 9, it is characterized in that: the joint in described oil inlet pipe and described oil-feed duct is provided with outside thread, the joint of described oil-feed duct and described oil inlet pipe is provided with internal thread, and described outside thread and the mutual threaded of internal thread, described outside thread and described internal thread are fine thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310279891.4A CN104279081A (en) | 2013-07-05 | 2013-07-05 | Improved carburetor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310279891.4A CN104279081A (en) | 2013-07-05 | 2013-07-05 | Improved carburetor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104279081A true CN104279081A (en) | 2015-01-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310279891.4A Pending CN104279081A (en) | 2013-07-05 | 2013-07-05 | Improved carburetor |
Country Status (1)
| Country | Link |
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| CN (1) | CN104279081A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2058697U (en) * | 1989-11-07 | 1990-06-27 | 天津机械厂 | Economy-type carburettor for small-size gasoline engine |
| CN1401889A (en) * | 2001-08-03 | 2003-03-12 | 本田技研工业株式会社 | Choking valve device in carburetter |
| CN2823578Y (en) * | 2005-07-01 | 2006-10-04 | 陈俭敏 | Carburetor and engine containing carburetor |
| CN101280740A (en) * | 2008-05-23 | 2008-10-08 | 陈其安 | Ultra low temperature environment protection type gasoline device |
| CN101624947A (en) * | 2009-08-03 | 2010-01-13 | 隆鑫工业有限公司 | Oil leakage prevention structure of carburetor |
| CN201916076U (en) * | 2011-01-12 | 2011-08-03 | 浙江银龙机车部件有限公司 | Carburetor |
| CN102444502A (en) * | 2011-12-31 | 2012-05-09 | 福鼎市佳磐通用部件有限公司 | Throttle valve control device of general machine carburetor |
| CN203441630U (en) * | 2013-07-05 | 2014-02-19 | 宁德市鑫明动力配件有限公司 | Novel carburetor |
-
2013
- 2013-07-05 CN CN201310279891.4A patent/CN104279081A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2058697U (en) * | 1989-11-07 | 1990-06-27 | 天津机械厂 | Economy-type carburettor for small-size gasoline engine |
| CN1401889A (en) * | 2001-08-03 | 2003-03-12 | 本田技研工业株式会社 | Choking valve device in carburetter |
| CN2823578Y (en) * | 2005-07-01 | 2006-10-04 | 陈俭敏 | Carburetor and engine containing carburetor |
| CN101280740A (en) * | 2008-05-23 | 2008-10-08 | 陈其安 | Ultra low temperature environment protection type gasoline device |
| CN101624947A (en) * | 2009-08-03 | 2010-01-13 | 隆鑫工业有限公司 | Oil leakage prevention structure of carburetor |
| CN201916076U (en) * | 2011-01-12 | 2011-08-03 | 浙江银龙机车部件有限公司 | Carburetor |
| CN102444502A (en) * | 2011-12-31 | 2012-05-09 | 福鼎市佳磐通用部件有限公司 | Throttle valve control device of general machine carburetor |
| CN203441630U (en) * | 2013-07-05 | 2014-02-19 | 宁德市鑫明动力配件有限公司 | Novel carburetor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| DD01 | Delivery of document by public notice |
Addressee: Ningde Xinming Power Fittings Co. Ltd. patent responsible person Document name: Notification of Approving Refund |
|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150114 |
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| WD01 | Invention patent application deemed withdrawn after publication |