CN113847148A - Multifunctional accelerator combination and engine - Google Patents
Multifunctional accelerator combination and engine Download PDFInfo
- Publication number
- CN113847148A CN113847148A CN202111199429.4A CN202111199429A CN113847148A CN 113847148 A CN113847148 A CN 113847148A CN 202111199429 A CN202111199429 A CN 202111199429A CN 113847148 A CN113847148 A CN 113847148A
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- Prior art keywords
- speed
- throttle
- regulation
- arm
- handle
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- 230000001105 regulatory effect Effects 0.000 claims abstract description 14
- 230000000903 blocking effect Effects 0.000 claims description 19
- 238000009434 installation Methods 0.000 claims description 6
- 241000446313 Lamella Species 0.000 claims description 5
- 238000005452 bending Methods 0.000 claims description 4
- 230000006870 function Effects 0.000 description 12
- 230000008859 change Effects 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009711 regulatory function Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D11/00—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated
- F02D11/02—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated characterised by hand, foot, or like operator controlled initiation means
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- 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
- F02M1/00—Carburettors with means for facilitating engine's starting or its idling below operational temperatures
- F02M1/02—Carburettors with means for facilitating engine's starting or its idling below operational temperatures the means to facilitate starting or idling being chokes for enriching fuel-air mixture
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
Abstract
The invention discloses a multifunctional accelerator combination, which comprises a base and a speed regulating handle assembly rotationally arranged on the base, wherein the speed regulating handle assembly is arranged on the base in a mode of single-degree-of-freedom reciprocating swing around an axis, and comprises a speed regulating pull plate, a middle plate, a speed regulating handle and an air door pull plate which are coaxially and sequentially arranged from top to bottom.
Description
Technical Field
The invention relates to the field of general internal combustion engines, in particular to a multifunctional accelerator combination and an engine.
Background
Power equipment such as lawn mower, snow breaker, plough machine a little generally adopt internal combustion engine, general internal combustion engine has high rotational speed, idle speed, start and flame-out state when using, among the prior art, general gasoline engine speed governing control system all includes parts such as throttle control combination, speed governing support, spring, speed governing arm, throttle combination on the present market, or only high-speed regulatory function and choke valve close the function, do not have idle speed regulation, flame-out function, or only high-speed and idle speed regulation, do not have choke valve and close and automatic flame-out function, and the operation is also comparatively complicated, influence whole use.
Therefore, in order to solve the above problems, a multifunctional throttle combination is needed, which can satisfy a plurality of working states involved in the use process, and solve the above problems.
Disclosure of Invention
In view of this, the multi-functional throttle combination of this technical scheme, close the choke valve, high-speed regulation, idle speed regulation, automatic flameout function integrate to a spare part on, only need be connected to the control hole of handle through a cable, and then drive normal running fit between each part, can realize multiple functions, each function mutual noninterference simultaneously, the regulation of being convenient for.
The utility model provides a multi-functional throttle combination, includes the base and rotates the speed governing handle subassembly that sets up on the base, the mode that the speed governing handle subassembly can be around an axis single degree of freedom reciprocating swing sets up on the base, the speed governing handle subassembly includes coaxial speed governing arm-tie, intermediate lamella, speed governing handle and the air door arm-tie that from the top down set up in proper order.
Further, a flameout switch is arranged on the base, and a switch blocking piece used for clockwise swinging to the limit position to trigger the flameout switch is arranged on the speed regulation handle.
Further, the speed regulating handle extends outwards along the axial direction and bends downwards to form a main rotating arm, and the speed regulating handle extends along the radial direction and bends inwards along the axial direction to form an auxiliary rotating arm; the both sides of intermediate lamella tip are followed axis direction bending type respectively and are formed left fender portion and right fender portion, left side fender portion is outside protruding along the axis direction, and right fender portion can drive right fender portion and rotate and then drive air door arm-tie anticlockwise rotation when inside and vice rocking arm anticlockwise rotation of axis direction.
Further, the speed regulation pulling plate comprises a speed regulation pulling plate body, an upper baffle part, a left regulation supporting arm and a right regulation supporting arm, wherein the upper baffle part, the left regulation supporting arm and the right regulation supporting arm extend upwards along the radial direction; go up the baffle portion and set up in the left side and adjust between the support arm and the right side, be provided with the mounting hole that is used for connecting the first spring of installation on the right side adjusting the support arm.
Furthermore, a second spring is arranged between the left blocking part and the right adjusting support arm, the upper blocking part is tightly attached to the left blocking part through the second spring, and a return spring is arranged between the base and the speed adjusting handle.
Furthermore, the upper end of the base is bent to form a left mounting lug and a right mounting lug; the idle speed adjusting screw is arranged on the left mounting support lug and realizes the adjustment of the rotation angle of the left adjusting support arm; and the high-speed adjusting screw is arranged on the right mounting support lug and realizes the adjustment of the rotating angle of the right adjusting support arm.
Further, the engine comprises the multifunctional accelerator combination and an accelerator adjusting support assembly used for being matched with the speed regulating handle assembly; the speed regulation handle component is matched with the choke valve pull rod to regulate the opening size of the choke valve, and the accelerator regulation support component is connected with the accelerator pull rod to regulate the opening size of the throttle valve.
Furthermore, the end part of the air door pulling plate is connected with the choke valve pulling rod and drives the choke valve to rotate through the choke valve pulling rod.
Furthermore, the throttle adjusting support assembly comprises a speed adjusting support which is rotatably arranged on the engine box body and a first spring which is arranged at the end part of the speed adjusting support and is connected with the speed adjusting pull plate, and the other end of the speed adjusting support is connected with the throttle pull rod and drives the throttle to rotate through the throttle pull rod.
The invention has the beneficial effects that: this technical scheme's multi-functional throttle combination, with the choke valve close, high speed regulation, idle speed adjusts, the function integration to a spare part of automatic flameout, only need be connected to the control hole of handle through a cable, and then drive normal running fit between each part, can realize multiple functions, each function mutual noninterference simultaneously, the regulation of being convenient for.
Drawings
The invention is further described below with reference to the following figures and examples:
FIG. 1 is a schematic view of the installation of the present invention;
FIG. 2 is an exploded view of the speed lever assembly of the present invention;
FIG. 3 is a schematic diagram of four operating conditions of the present invention;
FIG. 4 is a schematic view of the present invention employing extinguisher plates;
FIG. 5 is a schematic view of a second speed control handle according to the present invention;
fig. 6 is a schematic view of the overall mounting structure of the present invention.
Detailed Description
FIG. 1 is a schematic view of the installation of the present invention; FIG. 2 is an exploded view of the speed lever assembly of the present invention; FIG. 3 is a schematic diagram of four operating conditions of the present invention; FIG. 4 is a schematic view of the present invention employing extinguisher plates; FIG. 5 is a schematic view of a second speed control handle according to the present invention; FIG. 6 is a schematic view of the overall mounting structure of the present invention; as shown in the figure, the multifunctional throttle combination comprises a base 3 and a speed regulation handle assembly rotatably arranged on the base, wherein the speed regulation handle assembly is arranged on the base 3 in a manner of single-degree-of-freedom reciprocating swing around an axis, and comprises a speed regulation pull plate 7, a middle plate 6, a speed regulation handle 5 and a throttle pull plate 4 which are coaxially and sequentially arranged from top to bottom; (i.e. from left to right in fig. 2) speed governing arm-tie 7, intermediate lamella 6, four parts of speed governing handle 5 and air door arm-tie 4 are coaxial to be arranged and install in the middle part of the base, can set up the gasket between two liang of parts and make each piece rotate alone, this technical scheme's multi-functional throttle combination, close the choke valve (D position), high-speed rotational speed regulation (C position), idle speed regulation (B position), automatic flameout (A position) function integration is to a spare part on, only need be connected to the control hole of handle through a cable, and then drive normal running fit between each part, can realize multiple functions, each function noninterferes simultaneously, be convenient for adjust.
In this embodiment, the base 3 is provided with the flameout switch 14, and the speed regulation handle 5 is provided with a switch blocking piece 53 which swings clockwise to an extreme position to trigger the flameout switch. When the speed regulation handle 5 rotates clockwise to the extreme position, the flameout switch 14 is triggered through the switch blocking piece 53, the mechanism is flamed out, the flameout switch 14 can also adopt the structure of the flameout piece 141, and the speed regulation handle 5 can also adopt the structure of the handle 511 or the handle 512, so that different use requirements are met.
In this embodiment, the throttle handle 5 extends outward (outward, i.e., horizontal leftward in fig. 2) in the axial direction (axial direction, i.e., horizontal direction in fig. 2) and is bent downward to form a main rotating arm 51, and the throttle handle 5 extends in the radial direction and is bent inward in the axial direction to form a sub rotating arm 52; the both sides of intermediate lamella 6 tip are respectively along axis direction bending type left side fender portion 61 and right fender portion 62, left side fender portion is outside protruding along the axis direction, and right fender portion can drive right fender portion 62 and rotate and then drive air door arm-tie 4 anticlockwise rotation when the inside and vice rocking arm 52 anticlockwise rotation of axis direction. Two ends of the speed regulation handle 5 are bent to form a main rotating arm 51 and an auxiliary rotating arm 52 respectively, a mounting hole for mounting a guy cable is formed in the main rotating arm 51, two side faces of the end part of the middle plate 6 are also bent to form a left blocking part 61 and a right blocking part 62 with opposite directions, and when the guy cable pulls the main rotating arm 51 to rotate anticlockwise, the auxiliary rotating arm 52 drives the right blocking part 62 to rotate, and finally the air door pulling plate 4 is driven to rotate.
In this embodiment, the speed-regulating pulling plate 7 includes a speed-regulating pulling plate body, an upper baffle portion 71 extending upward along a radial direction, a left regulating support arm 72, and a right regulating support arm 73; the upper baffle portion 71 is arranged between the left adjusting support arm 72 and the right adjusting support arm 73, and the right adjusting support arm 73 is provided with a mounting hole for connecting and mounting the first spring 8. The speed regulation arm-drag 7 extends upwards to form an upper baffle part 71, the left regulation arm 72 and the right regulation arm 73 are formed by bending the left side and the right side of the upper baffle part 71 outwards along the axis direction, two mounting holes are formed in the surface of the right regulation arm 73, and the end part of the first spring 8 is connected in one mounting hole.
In this embodiment, a second spring 9 is disposed between the left blocking portion 61 and the right adjusting arm 73, the upper blocking portion 71 is tightly attached to the left blocking portion 61 by the second spring 9, and a return spring 10 is disposed between the base 3 and the speed adjusting handle 5. One end of the second spring 9 is connected and installed in the installation hole of the right adjusting arm 73, and the other end of the second spring 9 is connected to the left blocking portion 61, so that the upper blocking portion 71 is tightly attached to the left blocking portion 61, and the two can synchronously rotate.
In this embodiment, the upper end of the base 3 is bent to form a left mounting lug and a right mounting lug; the idle speed adjusting screw 16 is arranged on the left mounting support lug and realizes the adjustment of the rotation angle of the left adjusting support arm 72; the high-speed adjusting screw 15 is mounted on the right mounting lug and realizes the adjustment of the rotation angle of the right adjusting support arm 73. The upper end of the base 3 is bent to form two mounting lugs, two adjusting screws are respectively arranged on the two mounting lugs, and the rotating angle of the speed-regulating pull plate 7 is limited by the two adjusting screws.
The engine in the embodiment comprises the multifunctional accelerator combination and an accelerator adjusting support assembly used for being matched with the speed regulating handle assembly; the speed regulation handle component is matched with the choke valve pull rod to regulate the opening size of the choke valve, and the accelerator regulation support component is connected with the accelerator pull rod to regulate the opening size of the throttle valve. The speed regulation handle component is matched with the choke valve pull rod 11 to regulate the opening size of the choke valve, and the speed regulation handle component is connected with the first spring 8 and is connected with the accelerator pull rod 12 through the accelerator regulation support component to regulate the opening size of the throttle valve.
In this embodiment, the end of the choke plate is connected to the choke rod and drives the choke to rotate through the choke rod.
In this embodiment, the throttle adjusting bracket assembly includes a speed adjusting bracket 13 rotatably mounted on the engine case and a first spring 8 disposed at an end of the speed adjusting bracket 13 and connected to the speed adjusting pulling plate 7, and the other end of the speed adjusting bracket 13 is connected to the throttle pulling rod 12 and drives the throttle to rotate through the throttle pulling rod 12. The speed regulation support 13 is rotatably mounted on an engine box body, the speed regulation pull plate 7 is connected with the speed regulation support 13 through the first spring 8, the first spring 8 can be pulled to stretch when the speed regulation pull plate 7 rotates, so that the speed regulation support 13 drives the accelerator pull rod 12 to move, and the accelerator pull rod 12 finally enables a throttle valve in the carburetor 2 to rotate.
The working state is as follows:
1. closed choke valve state (Start State)
The pulling handle rotates to the maximum position (D position) in the right direction in the anticlockwise direction to drive the middle plate 6 to rotate in the anticlockwise direction, so that the air door pulling plate 4 is driven to rotate in the anticlockwise direction to push the choke valve pulling rod 11 to move in the leftward direction to close the carburetor choke valve, and the engine is easy to start.
2. High speed state
After the engine is started, the handle is loosened to a proper position (C position), the torsion spring on the carburetor choke valve pushes the choke valve pull rod 11 to the right, and the choke valve is opened simultaneously, so that the engine runs normally, and at the moment, the rotating speed of the engine can be adjusted by adjusting the high-speed adjusting screw 15.
When the high-speed adjusting screw 15 is adjusted, the position of the speed-adjusting pulling plate 7 is influenced, so that the installation position of the first spring 8 is changed, the elastic force of the first spring 8 is influenced, the speed-adjusting support is driven to move, the opening degree of an accelerator of the carburetor is influenced through the accelerator pulling rod 12, and the rotating speed of the engine is changed.
3. Idling state
Pulling throttle handle to suitable position (B position), can not contact flameout switch, at this moment, the engine can normal operating at the idle speed state, speed governing system's pulling force is used in the speed governing arm-tie through first spring 8, make the left regulation support arm 72 contact idle speed adjusting screw of speed governing arm-tie 7, at this moment, through adjusting idle speed adjusting screw, can change the position of speed governing arm-tie, thereby change first spring 8's mounted position, arouse the tensile change of spring, it is rotatory to drive the speed governing support, through the throttle pull rod, change carburetor throttle position, thereby adjust engine idle speed height.
4. Flameout state
The flameout switch is connected with the igniter of the engine, the handle is loosened, the handle is pulled by the return spring, the flameout switch is pressed, the igniter is grounded and stops igniting, and the engine is flamed out.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.
Claims (9)
1. A multifunctional throttle combination is characterized in that: the speed regulation handle component is arranged on the base in a rotating mode, can swing around an axis in a single-degree-of-freedom reciprocating mode, and comprises a speed regulation pull plate, a middle plate, a speed regulation handle and an air door pull plate which are coaxially arranged from top to bottom in sequence.
2. The multi-function throttle combination of claim 1, wherein: the base is provided with a flameout switch, and the speed regulation handle is provided with a switch blocking piece which swings clockwise to the extreme position to trigger the flameout switch.
3. The multi-function throttle combination of claim 1, wherein: the speed regulating handle extends outwards along the axial direction and bends downwards to form a main rotating arm, and the speed regulating handle extends along the radial direction and bends inwards along the axial direction to form an auxiliary rotating arm; the both sides of intermediate lamella tip are followed axis direction bending type respectively and are formed left fender portion and right fender portion, left side fender portion is outside protruding along the axis direction, and right fender portion can drive right fender portion and rotate and then drive air door arm-tie anticlockwise rotation when inside and vice rocking arm anticlockwise rotation of axis direction.
4. A multi-function throttle combination as set forth in claim 3, wherein: the speed regulation pull plate comprises a speed regulation pull plate body, an upper baffle part, a left regulation support arm and a right regulation support arm, wherein the upper baffle part, the left regulation support arm and the right regulation support arm extend upwards along the radial direction; go up the baffle portion and set up in the left side and adjust between the support arm and the right side, be provided with the mounting hole that is used for connecting the first spring of installation on the right side adjusting the support arm.
5. The multi-function throttle combination of claim 4, wherein: a second spring is arranged between the left blocking part and the right adjusting support arm, the upper blocking part is tightly attached to the left blocking part through the second spring, and a return spring is arranged between the base and the speed adjusting handle.
6. The multi-function throttle combination of claim 5, wherein: the upper end of the base is bent to form a left mounting lug and a right mounting lug; the idle speed adjusting screw is arranged on the left mounting support lug and realizes the adjustment of the rotation angle of the left adjusting support arm; and the high-speed adjusting screw is arranged on the right mounting support lug and realizes the adjustment of the rotating angle of the right adjusting support arm.
7. An engine, characterized in that: the engine comprises a multifunctional throttle combination as claimed in any one of claims 1 to 6, and a throttle regulating bracket assembly used in cooperation with a speed regulating handle assembly; the speed regulation handle component is matched with the choke valve pull rod to regulate the opening size of the choke valve, and the accelerator regulation support component is connected with the accelerator pull rod to regulate the opening size of the throttle valve.
8. The engine of claim 7, wherein: the end part of the air door pulling plate is connected with the choke valve pulling rod and drives the choke valve to rotate through the choke valve pulling rod.
9. The engine of claim 7, wherein: the throttle adjusting support assembly comprises a speed adjusting support and a first spring, the speed adjusting support is rotatably mounted on the engine box body, the first spring is arranged at the end part of the speed adjusting support and connected with the speed adjusting pull plate, and the other end of the speed adjusting support is connected with a throttle pull rod and drives a throttle to rotate through the throttle pull rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111199429.4A CN113847148A (en) | 2021-10-14 | 2021-10-14 | Multifunctional accelerator combination and engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111199429.4A CN113847148A (en) | 2021-10-14 | 2021-10-14 | Multifunctional accelerator combination and engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113847148A true CN113847148A (en) | 2021-12-28 |
Family
ID=78978491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111199429.4A Pending CN113847148A (en) | 2021-10-14 | 2021-10-14 | Multifunctional accelerator combination and engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113847148A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002021599A (en) * | 2000-07-11 | 2002-01-23 | Hino Motors Ltd | Control device for otto cycle engine for vehicle |
| JP2004245165A (en) * | 2003-02-14 | 2004-09-02 | Fuji Heavy Ind Ltd | Engine carburetor |
| CN2679377Y (en) * | 2003-11-20 | 2005-02-16 | 重庆隆鑫工业（集团）有限公司 | Throttle opening eg. and speed linkage regulator of verticle shaft general gasoline engine |
| CN101070785A (en) * | 2007-06-06 | 2007-11-14 | 重庆隆鑫工业（集团）有限公司 | Engine Throttle Control Combination |
| CN105275667A (en) * | 2015-10-28 | 2016-01-27 | 隆鑫通用动力股份有限公司 | Engine accelerator adjusting component |
| CN105781754A (en) * | 2016-04-29 | 2016-07-20 | 隆鑫通用动力股份有限公司 | Engine throttle control assembly |
-
2021
- 2021-10-14 CN CN202111199429.4A patent/CN113847148A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002021599A (en) * | 2000-07-11 | 2002-01-23 | Hino Motors Ltd | Control device for otto cycle engine for vehicle |
| JP2004245165A (en) * | 2003-02-14 | 2004-09-02 | Fuji Heavy Ind Ltd | Engine carburetor |
| CN2679377Y (en) * | 2003-11-20 | 2005-02-16 | 重庆隆鑫工业（集团）有限公司 | Throttle opening eg. and speed linkage regulator of verticle shaft general gasoline engine |
| CN101070785A (en) * | 2007-06-06 | 2007-11-14 | 重庆隆鑫工业（集团）有限公司 | Engine Throttle Control Combination |
| CN105275667A (en) * | 2015-10-28 | 2016-01-27 | 隆鑫通用动力股份有限公司 | Engine accelerator adjusting component |
| CN105781754A (en) * | 2016-04-29 | 2016-07-20 | 隆鑫通用动力股份有限公司 | Engine throttle control assembly |
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Application publication date: 20211228 |