CN109899180A - A kind of carburetor throttle regulating mechanism - Google Patents
A kind of carburetor throttle regulating mechanism Download PDFInfo
- Publication number
- CN109899180A CN109899180A CN201810488494.0A CN201810488494A CN109899180A CN 109899180 A CN109899180 A CN 109899180A CN 201810488494 A CN201810488494 A CN 201810488494A CN 109899180 A CN109899180 A CN 109899180A
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- China
- Prior art keywords
- air door
- limit plate
- spring
- shaft
- handle
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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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- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
Abstract
The invention discloses a kind of carburetor throttle regulating mechanisms, including ontology and air door bracing wire, air inlet is provided on ontology, air inlet is provided with air door, air door is fixed in shaft, shaft is rotatablely connected on the body, the torsional spring for driving air door towards closed state is provided in shaft, air door bracing wire one end is connected with breather valve, when engine start, air door bracing wire pulls shaft rotation, so that air door is rotated towards full-gear, limit plate is additionally provided in shaft, location hole is provided on limit plate, it further include the driving mechanism of the locating rod matched with location hole and driving locating rod insertion location hole, it is additionally provided with and manually adjusts air door and the anti-jamming structure of air door.The configuration of the present invention is simple, use flexibly can make air door be respectively at full-gear, half-open position and full-shut position when engine is in different working environments, and whole process fully achieves automation, without manual intervention, change traditional manual operation for pulling air door.
Description
Technical field
The present invention relates to a kind of carburetors, more particularly, to a kind of carburetor throttle regulating mechanism.
Background technique
Carburetor is the machinery that mixes with air a certain proportion of gasoline under the vacuum action that engine operation generates
Device.A kind of mechanical device of the carburetor as precision, it utilizes the atomization of the kinetic energy realization gasoline of sucking air stream.It is right
The important function of engine can be referred to as " heart " of engine.Carburetor can be according to the different working condition need of engine
It asks, automatic mixing goes out corresponding concentration, exports the gaseous mixture measured accordingly.Currently, general carburetor is at work, air door
State is all two states, i.e. full trrottle state and air door full-shut position, and when engine is in just starting, needs hand
The dynamic state for pulling air door bracing wire to open damper, such practical utilization process is set more troublesome, angle of air door
Adjust have limitation, therefore we it is necessary to be improved.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of carburetor throttle regulating mechanism, and structure is simple, with spirit
It is living, the angle of damper can be automated, air door can be made to be respectively at full-gear, half-open shape in different working environments
State and full-shut position.Meanwhile it being additionally provided with the function of manually adjusting air door, it cannot be transported when preventing solenoid valve from breaking down
Row.After engine heat engine, the suction of breather valve declines, and this structure is also possible to prevent air door revolution.
The technical solution adopted by the present invention to solve the technical problems is: a kind of carburetor throttle regulating mechanism, including this
Body and air door bracing wire are provided with air inlet on the ontology, and the air inlet is provided with air door, and the air door is fixed on shaft
On, the shaft rotation connection on the body, is provided with the torsion for driving the air door towards closed state in the shaft
Spring, air door bracing wire one end are connected with breather valve, and when engine start, the air door bracing wire pulls the shaft rotation, make
It obtains the air door to rotate towards full-gear, is additionally provided with limit plate in the shaft, is provided with location hole on the limit plate,
It further include the driving mechanism that the locating rod matched with the location hole and the driving locating rod are inserted into the location hole.Initially
State, air door are in close state, engine cold-start, are pulled air door to rotate towards opening state by air door bracing wire, are reached
When the angle of restriction, driving mechanism driving locating rod is inserted into positioning hole, realizes the angle locking of air door, air door is located in
Half-open angle, after a period of time runs, engine temperature is increased, and driving mechanism drives the locating rod to leave the positioning
Hole, air door continue to rotate under the action of bracing wire, and when reaching full-gear, driving mechanism is corresponding fixed in driving locating rod insertion
In the hole of position, the full-gear of air door is maintained.When engine cutoff, driving mechanism driving locating rod leaves location hole, and air door is being turned round
Closed state is restored under the action of spring.Whole process fully achieves automation, is not necessarily to manual intervention.Simultaneously in engine heat engine
After, the suction of breather valve declines, and due to the restriction effect of locating rod, is also possible to prevent air door revolution.
In above-mentioned technical proposal, it is preferred that it is rotatablely connected handle in the shaft, is provided with pedestal below the handle,
The pedestal is fixed on the body, and the face that the handle is in contact with the pedestal is set as the form on inclined-plane, the limit
Position plate is equipped with elastic mechanism, and the elastic mechanism leans with the handle, when driving locating rod leaves the driving of limit plate
When failure mechanisms, we generate the inclined-plane of rotation with the pedestal by rotating counterclockwise the handle, the inclined-plane of the handle
It misplaces, the highest point on minimum point towards the pedestal inclined-plane on handle inclined-plane is mobile, and the handle drives the water of the limit plate
Flat elevated height, the limit plate release fixation of the locating rod to it.When we continue to rotate handle, handle passes through setting
Elastic mechanism drive air door on limit plate turns to the angle of needs.
In above-mentioned technical proposal, it is preferred that be provided with tension spring in the air door bracing wire, the tension spring drive the air door to
Full-gear rotation, the elastic force of the tension spring be greater than the torsion of the torsional spring.In this way, the elastic force of tension spring and torsional spring negative side
To active force, locating rod can be prevented stuck on limit plate.
In above-mentioned technical proposal, it is preferred that the driving mechanism is solenoid valve, and the locating rod is on the solenoid valve
Valve rod.
In above-mentioned technical proposal, it is preferred that there are two the solenoid valves.In this way, under different operating conditions, it can
The locking of the different angle of air door is realized to be inserted into location hole by different locating rods.The electromagnetic valve structure of selection is small, is convenient for
Installation.
In above-mentioned technical proposal, it is preferred that the first spring is arranged on the valve rod, described in the first spring driving
Valve rod holds out against the limit plate.
In above-mentioned technical proposal, it is preferred that the solenoid valve is located at the lower section of the limit plate.In this way, solenoid valve
Installation is easily facilitated, overall structure is simplified.
In above-mentioned technical proposal, it is preferred that there are three the location holes.In this way, under different operating conditions, it can
Realize that air door is in fully closed, half-open and standard-sized sheet three states to be inserted into different location holes by different locating rods.
In above-mentioned technical proposal, it is preferred that the elastic mechanism is second spring, and one end of the second spring is fixed on
On limit plate, the other end of the second spring leans with the handle.Sample setting can release locating rod in limit plate
Continue to manually adjust the angle of air door after fixation.
In above-mentioned technical proposal, it is preferred that be provided with pressure spring above the limit plate, the pressure spring is past by the limit plate
It pushes.In this way, the horizontal position of limit plate can rise or decline, have the function that manually adjust.
The beneficial effects of the present invention are: original state, air door is in close state, and engine cold-start is drawn by air door
Line pulls air door to rotate towards opening state, and when reaching the angle of restriction, driving mechanism driving locating rod is inserted into positioning hole,
Air door is located in half-open angle by the angle locking for realizing air door, and after a period of time runs, engine temperature is increased, and is driven
Motivation structure drives the locating rod to leave the location hole, and air door continues to rotate under the action of bracing wire, when reaching full-gear,
Driving mechanism is inserted into corresponding positioning hole in driving locating rod, maintains the full-gear of air door.When engine cutoff, driving machine
Structure driving locating rod leaves location hole, and air door is restored to closed state under the action of torsional spring.Whole process fully achieves automatically
Change, is not necessarily to manual intervention.After engine heat engine, the suction of breather valve declines, can also be with due to the restriction effect of locating rod
Prevent air door from turning round.Meanwhile the manual adjustment means of air door are additionally provided with, when driving mechanism failure, we pass through counterclockwise
The handle is rotated, the inclined-plane of the handle generates rotation and the inclined-plane of the pedestal misplaces, the minimum point on handle inclined-plane
Highest point towards pedestal inclined-plane is mobile, and the handle drives the level height of the limit plate to be promoted, and the limit plate releases
Fixation of the locating rod to it.When we continue to rotate handle, handle passes through the elastic mechanism being arranged on limit plate and drives
Air door turns to the angle of needs.It is additionally provided with the anti-jamming structure of air door, is provided with tension spring in the air door bracing wire, it is described
Tension spring drives the air door to rotate towards full-gear, and the elastic force of the tension spring is greater than the torsion of the torsional spring.In this way, drawing
The elastic force and torsional spring opposite direction active force of spring, can prevent locating rod stuck on limit plate, carburetor throttle regulating system can
To run well.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the total schematic diagram of structure of the invention.
Fig. 2 is manual adjustment means schematic diagram of the invention.
Fig. 3 is handle and base member figure of the invention.
Fig. 4 is air door full-shut position schematic diagram of the invention.
Fig. 5 is air door half-open position schematic diagram of the invention.
In figure, 1. ontologies, 2. air doors, 3. shafts, 4. torsional springs, 5. limit plates, 6. air door bracing wires, 7. location holes, 8. valve rods,
9. the first spring, 10. solenoid valves, 11. second springs, 12. tension springs, 13. handles, 14. pressure springs, 15. pedestals.
Specific embodiment
In figs. 1-5, a kind of carburetor throttle regulating mechanism, including ontology 1 and air door bracing wire 6 are arranged on the ontology 1
There is air inlet, the air inlet is provided with air door 2, and the air door 2 is fixed in shaft 3, and the shaft 3 is rotatably connected on described
On ontology 1, be provided with the torsional spring 4 for driving the air door 2 towards closed state in the shaft 3, described 6 one end of air door bracing wire with
Breather valve is connected, and when engine start, the air door bracing wire 6 pulls the shaft 3 to rotate, so that the air door 6 is towards standard-sized sheet
State rotation is additionally provided with limit plate 5 in the shaft 3, on the limit plate 5 setting further include and institute there are three location hole 7
State the valve rod 8 and two solenoid valves 10 for driving the valve rod 8 to be inserted into the location hole 7 that location hole 7 matches, the solenoid valve
10 are located at the lower section of the limit plate 5, and the first spring 9 is arranged on the valve rod 8, and first spring 9 drives the valve rod
8 hold out against the limit plate 5.Original state, air door 2 are in close state, engine cold-start, pull wind by air door bracing wire 6
Door 2 is rotated towards opening state, and when reaching the angle of restriction, the valve rod 8 on solenoid valve 10 is inserted into location hole 7, realizes wind
Air door 2 is located in half-open angle by the angle locking of door 2, and after a period of time runs, engine temperature is increased, solenoid valve
Valve rod 8 on 10 leaves the location hole 7, and air door 2 continues to rotate under the action of air door bracing wire 6, when reaching full-gear, electricity
Valve rod 8 on magnet valve 10 is inserted into location hole 7, maintains the full-gear of air door 2.When engine cutoff, on solenoid valve 10
Valve rod 8 leaves the location hole 7, and air door 2 is restored to closed state under the action of torsional spring 4.
Meanwhile the manual adjustment means of air door are additionally provided with, handle 13, the handle 13 are rotatablely connected in the shaft 3
Lower section is provided with pedestal 15, and the pedestal 15 is fixed on the ontology 1, the face that the handle 13 is in contact with the pedestal 15
It is set as the form on inclined-plane, pressure spring 14 is provided with above the limit plate 5, the pressure spring 14 presses down the limit plate 5, institute
Limit plate 5 is stated equipped with second spring 11, the second spring 11 leans with the handle 13, when solenoid valve 10 fails,
We are by rotating counterclockwise the handle 13, and the inclined-plane of the handle 13 generates rotation and mistake occurs for the inclined-plane of the pedestal 15
The highest point of position, minimum point towards 15 inclined-plane of pedestal on 13 inclined-plane of handle is mobile, and the handle 13 drives the water of the limit plate 5
Flat elevated height, the limit plate 5 release fixation of the valve rod 8 to it.When we continue to rotate handle 13, handle 13 passes through
The drive air door 2 of second spring 11 being arranged on limit plate 5 turns to the angle of needs.
It is additionally provided with the anti-jamming structure of air door, tension spring 12 is provided in the air door bracing wire 6, the tension spring 12 drives
The air door 2 is rotated towards full-gear, and the elastic force of the tension spring 12 is greater than the torsion of the torsional spring 4, the elastic force of tension spring 12 with
14 opposite direction active force of torsional spring, can prevent valve rod 8 stuck on limit plate 5, carburetor throttle regulating system can be transported normally
Turn.
Claims (10)
1. a kind of carburetor throttle regulating mechanism, including ontology and air door bracing wire, be provided with air inlet on the ontology, it is described into
Port is provided with air door, and the air door is fixed in shaft, and the shaft rotation connection on the body, is set in the shaft
It is equipped with the torsional spring for driving the air door towards closed state, air door bracing wire one end is connected with breather valve, when engine start,
The air door bracing wire pulls the shaft rotation, so that the air door is rotated towards full-gear, it is characterised in that: the shaft
On be additionally provided with limit plate, be provided with location hole on the limit plate, further include the locating rod matched with the location hole and
The locating rod is driven to be inserted into the driving mechanism of the location hole.
2. carburetor throttle regulating mechanism according to claim 1, it is characterised in that: be rotatablely connected handle, institute in the shaft
It states and is provided with pedestal below handle, the pedestal is fixed on the body, and the face that the handle is in contact with the pedestal is set
It is set to the form on inclined-plane, the limit plate is equipped with elastic mechanism, and the elastic mechanism leans with the handle, the handle
When rotation, the inclined-plane of the handle and the inclined-plane of the pedestal misplace, and drive the level height of the limit plate to be promoted, institute
It states limit plate and releases fixation of the locating rod to it.
3. carburetor throttle regulating mechanism according to claim 1, it is characterised in that: it is provided with tension spring in the air door bracing wire,
The tension spring drives the air door to rotate towards full-gear, and the elastic force of the tension spring is greater than the torsion of the torsional spring.
4. carburetor throttle regulating mechanism according to claim 1, it is characterised in that: the driving mechanism is solenoid valve, described
Locating rod is the valve rod on the solenoid valve.
5. carburetor throttle regulating mechanism according to claim 2, it is characterised in that: there are two the solenoid valves.
6. carburetor throttle regulating mechanism according to claim 2, it is characterised in that: the first spring is arranged on the valve rod,
First spring drives the valve rod to hold out against the limit plate.
7. carburetor throttle regulating mechanism according to claim 2, it is characterised in that: the solenoid valve is located at the limit plate
Lower section.
8. carburetor throttle regulating mechanism according to claim 1, it is characterised in that: there are three the location holes.
9. carburetor throttle regulating mechanism according to claim 2, it is characterised in that: the elastic mechanism is second spring, institute
The one end for stating second spring is fixed on limit plate, and the other end of the second spring leans with the handle.
10. carburetor throttle regulating mechanism according to claim 1, it is characterised in that: it is provided with pressure spring above the limit plate,
The pressure spring presses down the limit plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810488494.0A CN109899180A (en) | 2018-05-21 | 2018-05-21 | A kind of carburetor throttle regulating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810488494.0A CN109899180A (en) | 2018-05-21 | 2018-05-21 | A kind of carburetor throttle regulating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109899180A true CN109899180A (en) | 2019-06-18 |
Family
ID=66943110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810488494.0A Withdrawn CN109899180A (en) | 2018-05-21 | 2018-05-21 | A kind of carburetor throttle regulating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109899180A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114673607A (en) * | 2022-04-11 | 2022-06-28 | 永康市星光电器制造有限公司 | Carburetor with air door locking mechanism |
| CN114810431A (en) * | 2022-05-26 | 2022-07-29 | 永康市星光电器制造有限公司 | Carburetor air door adjusting mechanism |
-
2018
- 2018-05-21 CN CN201810488494.0A patent/CN109899180A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114673607A (en) * | 2022-04-11 | 2022-06-28 | 永康市星光电器制造有限公司 | Carburetor with air door locking mechanism |
| CN114810431A (en) * | 2022-05-26 | 2022-07-29 | 永康市星光电器制造有限公司 | Carburetor air door adjusting mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190618 |
|
| WW01 | Invention patent application withdrawn after publication |