CN205689307U - The double arrangements for speed regulation of vertical shaft petrol engine throttle - Google Patents
The double arrangements for speed regulation of vertical shaft petrol engine throttle Download PDFInfo
- Publication number
- CN205689307U CN205689307U CN201620553949.9U CN201620553949U CN205689307U CN 205689307 U CN205689307 U CN 205689307U CN 201620553949 U CN201620553949 U CN 201620553949U CN 205689307 U CN205689307 U CN 205689307U
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- China
- Prior art keywords
- speed
- regulating
- petrol engine
- arm
- throttle
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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.)
- Withdrawn - After Issue
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- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
Abstract
This utility model provides the double arrangements for speed regulation of a kind of vertical shaft petrol engine throttle, including throttle rod, also includes a speed-regulating rack, a speed-regulating arm, an extension spring and a droop adjustment screw, and the top of described speed-regulating rack is fixedly connected with a bearing pin；The head of described speed-regulating arm is sheathed on bearing pin rotationally；One end of described extension spring is fixing with the top of speed-regulating arm to be connected, and the other end is connected on throttle rod；Described droop adjustment screw is arranged in the left part of speed-regulating rack, and the afterbody of this droop adjustment screw blocks speed-regulating arm.This utility model achieves stability and the precision that petrol engine rotational speed controls, simple in construction, easy to operate.
Description
Technical field
This utility model is specifically related to the double arrangements for speed regulation of a kind of vertical shaft petrol engine throttle.
Background technology
The throttle speed regulating device used in vertical shaft petrol engine industry at present is single constant speed speed limit and speed governing speed limit two kinds
Structure；
Single constant speed speed-limitation structure: change its angle by bending constant speed plate swing arm and force the throttle realizing carburetor to be opened
Degree, to reach the control to petrol engine rotational speed, has the drawback that: operating efficiency is low and cannot accurately control petrol engine rotational speed,
Misoperation easily causes petrol engine rotational speed moment fluctuated, there is potential safety hazard.
Speed governing speed-limitation structure: market finding speed governing speed-limitation structure controls gasoline engine by regulation throttle opening with this and turns
Speed, it includes speed-regulating rack, speed adjusting plate, throttle line linking arm, speed governing tension spring, droop adjustment screw: speed-regulating rack is assemblied in gasoline engine
Body, speed adjusting plate and throttle line linking arm are coaxially riveted on speed-regulating rack, and speed governing tension spring one end is connected with speed adjusting plate, the other end
It is connected with throttle rod.Controlled the place of stretching of speed governing tension spring by droop adjustment screw, thus regulate the aperture of air throttle.But this
Structure has the disadvantage in that
1, throttle line can not be fixed on speed-regulating rack, exists axially, radial-play, affect speed governing tension spring pulling force and causes turn
Speed is unstable.
2, speed adjusting plate is due to the restriction of throttle line linking arm, causes droop adjustment screw regulation surplus little, it is impossible to effectively to regulate
Petrol engine rotational speed
Utility model content
The technical problems to be solved in the utility model, is to provide a kind of vertical shaft petrol engine throttle double arrangements for speed regulation.
This utility model is achieved in that the double arrangements for speed regulation of a kind of vertical shaft petrol engine throttle, including throttle rod,
Also including a speed-regulating rack, a speed-regulating arm, an extension spring and a droop adjustment screw, the top of described speed-regulating rack is fixedly connected with a pin
Axle；The head of described speed-regulating arm is sheathed on bearing pin rotationally；One end of described extension spring is fixing with the top of speed-regulating arm to be connected,
The other end is connected on throttle rod；Described droop adjustment screw is arranged in the left part of speed-regulating rack, and the afterbody of this droop adjustment screw
Block speed-regulating arm.
Further, throttle line, a linking arm and a torsion spring are also included；Described torsion spring, the head of linking arm, speed-regulating arm
Head is sheathed on bearing pin the most successively；Described linking arm is arranged with speed-regulating arm linkage；The one of described torsion spring
End is stuck on speed-regulating rack, and the other end blocks linking arm and speed-regulating arm；The afterbody of described linking arm is fixing with throttle line to be connected.
Further, the left part of described speed-regulating rack is integrally linked with a tongue-like part, and described droop adjustment screw is arranged in described
Tongue-like part, and be connected with the locking of described tongue-like part by one first nut.
Further, described droop adjustment screw is arranged with the first spring, and this first spring is stuck in the stem of droop adjustment screw
And between described tongue-like part.
Further, the afterbody of described speed-regulating arm is folded upward at, and forms a hook portion, and the afterbody of described droop adjustment screw blocks
Described hook portion.
Further, the top of described speed-regulating arm is equipped with a fixed plate, and this fixed plate is provided with a through hole, described in draw
Described through hole is caught in one end of spring.
Further, the top of described speed-regulating arm downwardly extends, and forms a briquetting, and described briquetting is adjacent to the lower section of fixed plate
Arrange；When in running order, linking arm pushed down by described briquetting.
Further, also include that a governor motion, described governor motion include corner member, a U-shaped pressing plate and a spiral shell always
Bolt；The vertical edge of described right angle component is integrally linked to the left part of speed-regulating rack, and the vertical edge of this right angle component is provided with a peristome；Institute
State U-shaped pressing plate to stand upside down in the horizontal edge of right angle component, and the horizontal edge of this U-shaped pressing plate and right angle component encloses a holding part, described
Holding part setting corresponding with described peristome；When in running order, described throttle line sequentially passes through described holding part, opens
Oral area, and fixing with the afterbody of linking arm be connected；Described screw bolt passes U-shaped pressing plate, the horizontal edge of right angle component and described appearance
Put portion, and paid on right angle component by one second nut lock.
The utility model has the advantage of: achieve stability and precision, simple in construction, behaviour that petrol engine rotational speed controls
Facilitate.
Accompanying drawing explanation
This utility model is further described the most in conjunction with the embodiments.
Fig. 1 is the front view of the double arrangements for speed regulation of this utility model vertical shaft petrol engine throttle.
Fig. 2 is the rearview of the double arrangements for speed regulation of this utility model vertical shaft petrol engine throttle.
Fig. 3 is the structural representation of speed-regulating rack in this utility model.
Fig. 4 is the structural representation of speed-regulating arm in this utility model.
Fig. 5 is the structural representation of linking arm in this utility model.
Fig. 6 is the structural representation of U-shaped pressing plate in this utility model.
Detailed description of the invention
Referring to Fig. 1-2 and Fig. 4-5, the double arrangements for speed regulation 100 of a kind of vertical shaft petrol engine throttle, including throttle line 1, solar term
Door pull bar (not shown), speed-regulating rack 2, linking arm 3, speed-regulating arm 4, torsion spring 5, extension spring 6, droop adjustment screw 7 and
One governor motion 8；The top of described speed-regulating rack 2 is fixedly connected with a bearing pin 9；Described torsion spring 5, one end of linking arm 3, speed governing
One end of arm 4 is sheathed on bearing pin 9 the most successively；Described linking arm 3 is arranged with speed-regulating arm 4 linkage；The one of described torsion spring 5
End is stuck on speed-regulating rack 2, and the other end blocks linking arm 3 and speed-regulating arm 4；The afterbody of described linking arm 3 is fixing with throttle line 1 even
Connect；One end of described extension spring 6 is fixing with the top of speed-regulating arm 4 to be connected, and the other end is connected on throttle rod；The most described speed governing
The top of arm 4 is equipped with a fixed plate 41, and this fixed plate 41 is provided with a through hole 411, and one end of described extension spring 6 is caught on described
Through hole 411.The top of described speed-regulating arm 4 downwardly extends, and forms a briquetting 42, and described briquetting 42 sets adjacent to the lower section of fixed plate 41
Put；When in running order, linking arm 3 pushed down by described briquetting 42.
Referring again to Fig. 1 and Fig. 3, described droop adjustment screw 7 is arranged in the left part of speed-regulating rack 2, and the tail of this droop adjustment screw 7
Speed-regulating arm 4 is blocked in portion；The afterbody of the most described speed-regulating arm 4 is folded upward at, and forms a hook portion 43, the afterbody of described droop adjustment screw 7
Block described hook portion 43.The left part of described speed-regulating rack 2 is integrally linked with a tongue-like part 21, and described droop adjustment screw 7 is arranged in
Described tongue-like part 21, and locked by one first nut 10 and described tongue-like part 21 and be connected, described droop adjustment screw 7 is arranged with the
One spring 11, and this first spring 11 is stuck between the stem of droop adjustment screw 7 and described tongue-like part 21.
Referring again to Fig. 1-2 and Fig. 3, Fig. 6, described governor motion 8 includes corner member 81, U-shaped pressing plate 82 and always
Bolt 83；The vertical edge of described right angle component 81 is integrally linked to the left part of speed-regulating rack 2, and this right angle component 81 is positioned at described tongue
The lower section in shape portion 21, the vertical edge of this right angle component 81 is provided with a peristome 84；Described U-shaped pressing plate stands upside down in the horizontal stroke of right angle component 81
Limit, and the horizontal edge of this U-shaped pressing plate 82 and right angle component 81 encloses a holding part 85, described holding part 85 and described peristome 84
Corresponding setting；When in running order, described throttle line 1 sequentially passes through described holding part 85, peristome 84, and be connected
The afterbody of arm 3 is fixing to be connected；Described bolt 83 sequentially passes through U-shaped pressing plate 82, the horizontal edge of right angle component 81 and described holding part 85,
And paid on right angle component 81 by one second nut 12 lock.Throttle line 1 is placed between U-shaped pressing plate 82 and right angle component 81, and
Paid, so that throttle line 1 fixedly secures on speed adjusting gear 8 by bolt 83 lock, it is to avoid throttle line 1 axial, radially
Play.
Referring again to Fig. 1, when applying utility model works, during to petrol engine rotational speed control, by regulation
The change of droop adjustment screw 7 screw-in length promotes speed-regulating arm 4, thus affects the flexible throttle rod that pulls of extension spring 6, solar term
Door one end of pull bar is connected with the air throttle of carburetor (not shown), and the other end is connected with speed governing rocking arm (not shown), and extension spring 6 is drawn
Power becomes big, and the aperture of carburetor throttle also can increase accordingly, and petrol engine rotational speed strains greatly mutually, otherwise petrol engine rotational speed reduces.
Throttle line 1 one end is fixing connects linking arm 3, and the other end connects Oil Switch (not shown), is promoted by Oil Switch stroke
Linking arm 3, linking arm 3 promotes described briquetting 42, thus promotes speed-regulating arm 4, links with speed-regulating arm 4, and extension spring 6 pulling force becomes big, changes
The aperture of oil device 1 air throttle also can increase accordingly, and petrol engine rotational speed becomes big, otherwise petrol engine rotational speed reduces, and reaches to control solar term
Door aperture, so that petrol engine rotational speed is stable in the range of needs control.
This utility model has the advantage that
When 1, realizing constant speed speed limiting function, controlled the accelerator open degree of carburetor by regulation droop adjustment screw 7, reach needs
Rotating speed；
When 2, realizing speed governing speed limiting function, load onto throttle line 1 and promote linking arm 3 to control joint by Oil Switch stroke
Valve opening, reaches the rotating speed needed；
3, speed governing simple operation, safe and reliable.
4, compact conformation is simple, low cost.
Claims (8)
1. the double arrangements for speed regulation of vertical shaft petrol engine throttle, including throttle rod, it is characterised in that: also include that a speed governing is propped up
Frame, a speed-regulating arm, an extension spring and a droop adjustment screw, the top of described speed-regulating rack is fixedly connected with a bearing pin；Described speed-regulating arm
Head be sheathed on rotationally on bearing pin；One end of described extension spring is fixing with the top of speed-regulating arm to be connected, and the other end is connected to
On throttle rod；Described droop adjustment screw is arranged in the left part of speed-regulating rack, and the afterbody of this droop adjustment screw blocks speed-regulating arm.
2. the double arrangements for speed regulation of vertical shaft petrol engine throttle as claimed in claim 1, it is characterised in that: also include throttle line, one
Linking arm and a torsion spring；Described torsion spring, the head of linking arm, the head of speed-regulating arm are sheathed on pin the most successively
On axle；Described linking arm is arranged with speed-regulating arm linkage；One end of described torsion spring is stuck on speed-regulating rack, and the other end blocks linking arm
And speed-regulating arm；The afterbody of described linking arm is fixing with throttle line to be connected.
3. the double arrangements for speed regulation of vertical shaft petrol engine throttle as claimed in claim 1, it is characterised in that: a left side for described speed-regulating rack
Portion is integrally linked with a tongue-like part, and described droop adjustment screw is arranged in described tongue-like part, and by one first nut and described ligule
Portion's locking connects.
4. the double arrangements for speed regulation of vertical shaft petrol engine throttle as claimed in claim 3, it is characterised in that: overlap on described droop adjustment screw
It is provided with the first spring, and this first spring is stuck between the stem of droop adjustment screw and described tongue-like part.
5. the double arrangements for speed regulation of vertical shaft petrol engine throttle as claimed in claim 1, it is characterised in that: the afterbody of described speed-regulating arm
Being folded upward at, form a hook portion, hook portion is stated in the trailer card residence of described droop adjustment screw.
6. the double arrangements for speed regulation of vertical shaft petrol engine throttle as claimed in claim 1, it is characterised in that: the top of described speed-regulating arm
Being equipped with a fixed plate, and this fixed plate is provided with a through hole, described through hole is caught in one end of described extension spring.
7. the double arrangements for speed regulation of vertical shaft petrol engine throttle as claimed in claim 6, it is characterised in that: the top of described speed-regulating arm
Downwardly extending, form a briquetting, described briquetting is arranged adjacent to the lower section of fixed plate；When in running order, described briquetting pressure
Live linking arm.
8. the double arrangements for speed regulation of vertical shaft petrol engine throttle as claimed in claim 1, it is characterised in that: also include a regulation machine
Structure, described governor motion includes corner member, a U-shaped pressing plate and a bolt always；The vertical edge of described right angle component is integrally linked to
The left part of speed-regulating rack, the vertical edge of this right angle component is provided with a peristome；Described U-shaped pressing plate stands upside down in the horizontal edge of right angle component,
And the horizontal edge of this U-shaped pressing plate and right angle component encloses a holding part, the setting corresponding with described peristome of described holding part；When
Time in running order, described throttle line sequentially passes through described holding part, peristome, and fixing with the afterbody of linking arm is connected；
Described screw bolt passes U-shaped pressing plate, the horizontal edge of right angle component and described holding part, and paid in right angle by one second nut lock
On component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620553949.9U CN205689307U (en) | 2016-06-08 | 2016-06-08 | The double arrangements for speed regulation of vertical shaft petrol engine throttle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620553949.9U CN205689307U (en) | 2016-06-08 | 2016-06-08 | The double arrangements for speed regulation of vertical shaft petrol engine throttle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205689307U true CN205689307U (en) | 2016-11-16 |
Family
ID=57260380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620553949.9U Withdrawn - After Issue CN205689307U (en) | 2016-06-08 | 2016-06-08 | The double arrangements for speed regulation of vertical shaft petrol engine throttle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205689307U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105840323A (en) * | 2016-06-08 | 2016-08-10 | 福建永强力加动力设备有限公司 | Accelerator double speed regulating device of vertical shaft gasoline engine |
| CN114451141A (en) * | 2022-01-27 | 2022-05-10 | 浙江川崎茶业机械有限公司 | Gasoline engine for tea plucker |
-
2016
- 2016-06-08 CN CN201620553949.9U patent/CN205689307U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105840323A (en) * | 2016-06-08 | 2016-08-10 | 福建永强力加动力设备有限公司 | Accelerator double speed regulating device of vertical shaft gasoline engine |
| CN105840323B (en) * | 2016-06-08 | 2019-01-18 | 福建永强力加动力设备有限公司 | The double speed regulation devices of vertical shaft petrol engine throttle |
| CN114451141A (en) * | 2022-01-27 | 2022-05-10 | 浙江川崎茶业机械有限公司 | Gasoline engine for tea plucker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20161116 Effective date of abandoning: 20190118 |