CN105604739A - Carburetor regulating preventing convenient and fast self-locking device of small gasoline engine - Google Patents
Carburetor regulating preventing convenient and fast self-locking device of small gasoline engine Download PDFInfo
- Publication number
- CN105604739A CN105604739A CN201610150594.3A CN201610150594A CN105604739A CN 105604739 A CN105604739 A CN 105604739A CN 201610150594 A CN201610150594 A CN 201610150594A CN 105604739 A CN105604739 A CN 105604739A
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- CN
- China
- Prior art keywords
- carburetor
- gasoline engine
- locking device
- lockhole
- cover
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- F02M19/00—Details, component parts, or accessories of carburettors, not provided for in, or of interest apart from, the apparatus of groups F02M1/00 - F02M17/00
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Connection Of Plates (AREA)
Abstract
The invention relates to the technical field of engines, in particular to a carburetor regulating preventing convenient and fast self-locking device of a small gasoline engine. The tail gas emission value of small gasoline engine can reach the European Union second-stage (EUII) standard and the standard requirements of the environmental protection agency (EPA). The self-locking device comprises a starter cover, a high-speed regulating screw and a low-speed regulating screw of a carburetor are arranged in the starter cover, regulating holes corresponding to the high-speed regulating screw and the low-speed regulating screw are formed in the starter cover, lock holes are formed in the starter cover and correspond to the two regulating holes, a lock cover is inserted into the lock holes, buckles are arranged at the inserting end of the lock cover, and clamping grooves corresponding to the buckles are formed in the lock holes. The self-locking device has the advantages that the carburetor can be conveniently regulated by a manufacturer, the carburetor cannot be regulated by a client through any tool, the carburetor can be regulated well by the manufacturer before leaving a factory, then the lock cover is inserted into the regulating hole to be locked, and thus a user cannot regulate the carburetor.
Description
Technical field
The present invention relates to the technical field of engine, especially relate to a kind of exhaust emissions value and can reach European UnionThe anti-carburetor of miniature gasoline engine of second stage (EU II) standard and Environmental Protection Agency (EPA) standard-required is adjustedThe portable self-locking device of joint.
Background technology
Because the regulation of European Union and North America all " forbids adjusting to having done by the gasoline engine of exhaust emission standardJoint carburetor " restriction, existing all multi-products are to adopt special carburetor adjusting screw and special tool substantiallyTool reaches this purpose, so just can avoid user to regulate voluntarily carburetor (because user regulates voluntarilyCarburetor can cause gasoline engine exhaust emissions to exceed standard). Producer adjusts the carburetor on gasoline engine by specific purpose toolAfter joint is good, just can carry out complete machine packaging and sale, specific purpose tool only producer just has, and can externally not sell.The shortcoming of this technical scheme is fairly obvious: 1, user can obtain specific purpose tool by special pathway,Thereby reach and to regulate the object of carburetor (amount of fuel is tuned up, and motivation to be not stint in order obtaining more high-powerTail gas exceeds standard); 2, the screw special cost above carburetor is too high, and three of carburetor needs are specialScrew, has directly increased accessory cost; 3,, because carburetor has used screw special, it has just become in additionA kind of new material (being different from conventional carburetor), in Parts Purchasing, storage, issuance of materials, after-sale serviceInvisible management cost rises.
Summary of the invention
The deficiency existing for above-mentioned prior art, the object of this invention is to provide one and can allow the producer canDebug easily carburetor, simultaneously can effectively prevent that user from using any instrument cannot regulate carburetorThe portable self-locking device that the anti-carburetor of miniature gasoline engine regulates.
For realizing above-mentioned object, the invention provides following technical scheme:
The portable self-locking device that the anti-carburetor of miniature gasoline engine regulates, comprises starter cover, starterIn cover, be respectively equipped with the high, low speed adjustment screw of carburetor, on starter cover, be respectively equipped with and high and low velocity modulationThe corresponding adjustment hole of joint screw, starts cover and is provided with lockhole, and lockhole is corresponding with two adjustment holes, on lockholeBe inserted with locking closure, the insertion end of locking closure is provided with buckle, is provided with the draw-in groove corresponding with buckle in lockhole.
The present invention is further set to: described lockhole is non-circular hole, and the shape of locking closure and lockhole matches.
The present invention is further set to: described lockhole is oval-shaped hole, and the shape of locking closure and lockhole matches.
The present invention is further set to: described in be buckled in the insertion end of locking closure at least interval and arrange two.
The present invention is further set to: described in be buckled in uniform setting in the insertion end on locking closure.
The present invention is further set to: the screw end that the adjusting head of described high, low speed adjustment screw is in-lineHead.
By adopting technique scheme, the technique effect that the present invention reaches is:
1, can allow producer can debug easily carburetor, but client cannot regulate carburetion with any instrumentDevice, carburetor can have been debugged in advance before dispatching from the factory by producer, then locking closure is inserted in lockhole and is pinned, like thisUser cannot regulate;
2, the screw termination that is set to in-line by the adjusting head of high, low speed adjustment screw, makes carburetorWithout using special adjustment screw, the same with conventional state, like this in parts and every management costDo not have any increase.
Brief description of the drawings
Below in conjunction with accompanying drawing, the present invention is further detailed explanation.
Fig. 1 is the biopsy cavity marker devices structural representation that is not provided with locking closure of the present invention.
Fig. 2 is the biopsy cavity marker devices structural representation that is provided with locking closure of the present invention.
Fig. 3 is that locking closure of the present invention inserts the structural principle schematic diagram in adjustment hole.
Detailed description of the invention
With reference to Fig. 1～3, it is the portable self-locking of the anti-carburetor adjusting of a kind of miniature gasoline engine disclosed by the inventionDevice, comprises starter cover 10, is respectively equipped with the high, low speed adjustment screw of carburetor in starter cover 1011,12, on starter cover 10, be respectively equipped with the adjustment hole corresponding with high, low speed adjustment screw 11,1213, start cover 10 and be provided with lockhole 17, lockhole 17 is corresponding with two adjustment holes 13, on lockhole 17, plugsHave locking closure 14, lockhole 17 is non-circular hole, or lockhole 17 is oval-shaped hole, locking closure 14 and lockhole17 shape matches. Generally, good for guidance quality, preferably adopt oval-shaped scheme. LockThe insertion end of lid 14 is provided with buckle 15, is provided with the draw-in groove corresponding with buckle 15 16 in lockhole 17. LogicalNormal buckle 15 in the insertion end of locking closure 14 at least interval arrange two. Preferably buckle 15 is on locking closure 14Insertion end on uniform setting. Certainly in order to reduce cost, the adjusting head of high, low speed adjustment screw 11,12For the screw termination of in-line.
In general, in order to facilitate the adjusting of carburetor on gasoline engine, we have designed adjustment hole on the left sideAbove starter cover, so as commissioning staff can with the conventional instrument such as straight screwdriver regulate carburetor this twoScrew. Design a self-locking locking closure, material is common plastics, with anti-back latch hook structure again. Work as carburetionAfter device has regulated, adjusting personnel just advance the adjustment hole above starter cover by this locking closure. Due to adjustment holeReverse buckling type design has also been done in inner side, and the structure of locking closure is just identical, after locking closure is pressed onto position, just with tuneKnothole forms back-off self-locking state, and now locking closure pushes away to enter, and can pull out out yet. Such designUser be don't work, and how instrument all cannot be touched carburetor adjusting screw, unless by gasoline engine major part portionPart disassembles and could regulate, but general user does not have professional technique not accomplish, so just plays wellProtective action. In addition, self-locking locking closure is in the process of propelling adjustment hole, due to the plasticity of himself, anti-backLatch hook can be conditioned hole wall extruding and inside contract, until be seated rear automatic rebounding, back-off locking.
Above-described embodiment is only preferred embodiment of the present invention, not limits the scope of the invention according to this,Therefore: all equivalences of doing according to structure of the present invention, shape, principle change, and all should be covered by guarantor of the present inventionWithin protecting scope.
Claims (6)
1. the portable self-locking device that the anti-carburetor of miniature gasoline engine regulates, comprises starter cover, starter coverInside be respectively equipped with the high, low speed adjustment screw of carburetor, on starter cover, be respectively equipped with high, low speed and regulateThe adjustment hole that screw is corresponding, is characterized in that: described startup cover is provided with lockhole, lockhole and two adjustment holesCorresponding, on lockhole, be inserted with locking closure, the insertion end of locking closure is provided with buckle, is provided with and buckle phase in lockholeCorresponding draw-in groove.
2. the portable self-locking device that the anti-carburetor of miniature gasoline engine according to claim 1 regulates, its featureBe: described lockhole is non-circular hole, and the shape of locking closure and lockhole matches.
3. the portable self-locking device that the anti-carburetor of miniature gasoline engine according to claim 1 regulates, its featureBe: described lockhole is oval-shaped hole, and the shape of locking closure and lockhole matches.
4. the portable self-locking dress regulating according to the anti-carburetor of the miniature gasoline engine described in claims 1 to 3 any onePut, it is characterized in that: described in be buckled in the insertion end of locking closure at least interval and arrange two.
5. the portable self-locking device that the anti-carburetor of miniature gasoline engine according to claim 4 regulates, its featureBe: described in be buckled in uniform setting in the insertion end on locking closure.
6. the portable self-locking device that the anti-carburetor of miniature gasoline engine according to claim 1 regulates, its featureBe: the screw termination that the adjusting head of described high, low speed adjustment screw is in-line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610150594.3A CN105604739A (en) | 2016-03-16 | 2016-03-16 | Carburetor regulating preventing convenient and fast self-locking device of small gasoline engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610150594.3A CN105604739A (en) | 2016-03-16 | 2016-03-16 | Carburetor regulating preventing convenient and fast self-locking device of small gasoline engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105604739A true CN105604739A (en) | 2016-05-25 |
Family
ID=55984981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610150594.3A Pending CN105604739A (en) | 2016-03-16 | 2016-03-16 | Carburetor regulating preventing convenient and fast self-locking device of small gasoline engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105604739A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4242290A (en) * | 1979-07-30 | 1980-12-30 | Ford Motor Company | Carburetor idle mixture screw enclosure assembly |
| WO1996017163A1 (en) * | 1994-12-01 | 1996-06-06 | U.S.A. Zama, Inc. | Carburetor fuel adjusting device |
| CN2763551Y (en) * | 2005-01-28 | 2006-03-08 | 王品强 | Carburetor with enclosed mixing gas adjusting screen |
| CN205422981U (en) * | 2016-03-16 | 2016-08-03 | 浙江中马园林机器股份有限公司 | Portable self -lock device that small gasoline engine antichemical oil ware was adjusted |
-
2016
- 2016-03-16 CN CN201610150594.3A patent/CN105604739A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4242290A (en) * | 1979-07-30 | 1980-12-30 | Ford Motor Company | Carburetor idle mixture screw enclosure assembly |
| WO1996017163A1 (en) * | 1994-12-01 | 1996-06-06 | U.S.A. Zama, Inc. | Carburetor fuel adjusting device |
| CN2763551Y (en) * | 2005-01-28 | 2006-03-08 | 王品强 | Carburetor with enclosed mixing gas adjusting screen |
| CN205422981U (en) * | 2016-03-16 | 2016-08-03 | 浙江中马园林机器股份有限公司 | Portable self -lock device that small gasoline engine antichemical oil ware was adjusted |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160525 |
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| RJ01 | Rejection of invention patent application after publication |