CN202280521U - Throttle oil quantity controller of single-cylinder diesel engine - Google Patents
Throttle oil quantity controller of single-cylinder diesel engine Download PDFInfo
- Publication number
- CN202280521U CN202280521U CN 201120440438 CN201120440438U CN202280521U CN 202280521 U CN202280521 U CN 202280521U CN 201120440438 CN201120440438 CN 201120440438 CN 201120440438 U CN201120440438 U CN 201120440438U CN 202280521 U CN202280521 U CN 202280521U
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- Prior art keywords
- spring
- throttle
- flow control
- high speed
- oil quantity
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- Expired - Lifetime
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- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
Abstract
A throttle oil quantity controller of a single-cylinder diesel engine is characterized in that: the throttle oil quantity controller comprises an idle-speed spring and a high-speed spring which are coaxially equipped on a throttle control connecting pin; the throttle control connecting pin is equipped in an opening of an auxiliary oil quantity control plate and a hinge connection is formed; the auxiliary oil quantity control plate is equipped on an oil quantity control plate pin; the oil quantity control plate pin is also provided with a starting reed and a main oil quantity control plate assembly; and the main oil quantity control plate assembly is provided with a throttle pull bar keeping shaft seat. The throttle oil quantity controller of the single-cylinder diesel engine has the following advantages: simple and compact structure; capability of controlling low speed and limiting a highest rotation speed and the middle rotation speed is controlled by an operator; quick response, capability of effectively controlling the oil quantity of the throttle; capability of realizing fixed-quantity control of oil quantity when the diesel engine is in the idle speed, the high speed or is started; reduced smoke phenomenon; improved diesel engine performance; saved diesel oil; and reduced pollution.
Description
Technical field
The utility model relates to a kind of throttle fuel-flow control device, is specifically related to a kind of single cylinder diesel throttle fuel-flow control device.
Background technique
There is the problem of unstable idle speed in existing diesel engine throttle fuel-flow control device when diesel engine starts, be easy to auto extinguishing when causing starting, brake, and the afterburning conference over-emitting black exhaust of crossing of throttle not only causes environmental pollution, and wastes energy in startup and the running.
The model utility content
The purpose of the utility model is to provide a kind of single cylinder diesel throttle fuel-flow control device that responds soon and can effectively control the throttle oil mass.
The purpose of the utility model is to realize like this; A kind of single cylinder diesel throttle fuel-flow control device; It is characterized in that: comprise idle spring and high speed spring and coaxial being arranged on the Throttle Opening Control connecting pin; Said Throttle Opening Control connecting pin is installed in the perforate on the secondary fuel-flow control plate and forms hinge and connects; Said secondary fuel-flow control plate is installed on the fuel-flow control plate bearing pin, also is provided with starting spring and main fuel-flow control board component on the said fuel-flow control plate bearing pin, and said main fuel-flow control board component is provided with accelerator rod and keeps axle bed.
Above-mentioned high speed spring is arranged between following of the high speed spring seat of honour and the high speed spring, and the said high speed spring seat of honour is arranged on the above-mentioned secondary fuel-flow control plate.
For structural stability, reliable, above-mentioned idle spring is arranged between following of above-mentioned high speed spring and the idle spring seat, and following of said high speed spring is a cavity type, and said idle spring is arranged in the cavity of following of said high speed spring.
In order to prevent that idle spring from moving axially, the end that following of above-mentioned high speed spring contacts with idle spring adopts axle to fix with jump ring.
When diesel engine was static, idle spring and starting spring all were in free state, and the accelerator rod that accelerator rod keeps being equipped with on the axle bed makes Throttle Opening Control at maximum position.When diesel engine starting; Bent axle drives camshaft and rotates; The speed governing cap that is connected with the speed regulator flyball outwards promotes main fuel-flow control board component compression starting spring, the passive promotion high speed spring of the secondary fuel-flow control plate seat of honour that contacts with starting spring simultaneously, and thrust is delivered to following of high speed spring through high speed spring and goes up the compression idle spring; At this moment idle spring seat and connected QUADRANT assembly all are fixed; Accelerator rod is installed in the direction promotion that the accelerator rod on the main fuel-flow control board component keeps axle bed to reduce to oil mass simultaneously, and oil mass is reduced to the position of a balance, makes the stable idling of diesel engine.When spurring throttle control arm, the driver opens the throttle when letting diesel engine run to high speed, QUADRANT components drive idle spring seat, and idle spring is compressed; Seated connection touches under idle spring seat and the high speed spring, and thrust is directly transmitted over and is delivered on the secondary fuel-flow control plate through high speed spring, and at this moment starting spring also is compressed secondary fuel-flow control plate and main fuel-flow control board component are fitted; Main fuel-flow control plate is pushed, and accelerator rod is toward the big end pulling of oil mass, and oil mass is strengthened; Diesel engine speed increases, and isochronous governor flyball retainer rotating speed increases outwards opens the speed regulator flyball, thereby the outside thrust of speed governing cap strengthens the main fuel-flow control board component of promotion; At this moment since the pre-compression force of high speed spring greater than the thrust of high speed cap; Power transmission return to spur with the driver equilibrium of forces of throttle control arm is so the driver can effectively control engine speed, after engine speed is elevated to the maximum speed that motor sets; The thrust that the high speed cap produces is greater than the pre-compression force of high speed spring; High speed spring is compressed, and no longer spurs the pulling force balance of throttle control arm with the driver, and main fuel-flow control board component will be pushed; Thereby the direction that accelerator rod reduces toward throttle is promoted, and throttle is reduced and is controlled at the maximum speed that motor locks and avoids driving.
The utlity model has following beneficial effect, the utility model is simple in structure, compact,
Can control low speed, restriction maximum speed; Intermediate speed is controlled by driver, response is fast and can effectively control the throttle oil mass, the quantitative control of oil mass when having realized diesel engine idling, high speed and startup; Reduced the over-emitting black exhaust phenomenon; Not only improve diesel engine performance, and practiced thrift diesel oil, reduced pollution.
Description of drawings
Fig. 1 is the utility model example structure schematic representation;
Fig. 2 is the sectional view of Fig. 1;
Fig. 3 the utility model embodiment governor structure schematic representation.
Embodiment
Embodiment; A kind of single cylinder diesel throttle fuel-flow control device; Comprise idle spring 2 and high speed spring 4 and coaxial being arranged on the Throttle Opening Control connecting pin 6, Throttle Opening Control connecting pin 6 is contained in the perforate of secondary fuel-flow control plate 7 and forms hinge and connects, and secondary fuel-flow control plate is installed on the fuel-flow control plate bearing pin 9; Also be provided with starting spring 8 and main fuel-flow control board component 10 on the fuel-flow control plate bearing pin 9, main fuel-flow control board component 10 is provided with accelerator rod and keeps axle bed 11.
The end that following 3 idle spring 2 of high speed spring touches adopts axle to fix with jump ring.
When diesel engine was static, idle spring 2 all was in free state with starting spring 8, and referring to accompanying drawing 3, the accelerator rod 14 that the door pull bar keeps being equipped with on the axle bed 11 makes throttle at maximum position.When diesel engine starting; Bent axle drives camshaft and rotates; The speed governing cap that is connected with speed regulator flyball 16 17 outwards promotes main fuel-flow control board component 10 compression starting springs 8, the secondary fuel-flow control plate 7 passive promotion high speed spring seats of honour 5 that contacts with starting spring 8 simultaneously, and thrust is delivered on following 3 of the high speed spring through high speed spring 4 compresses idle spring 2; At this moment idle spring seat 1 all is fixed with connected QUADRANT assembly 13; Accelerator rod 14 is installed in the direction promotion that the accelerator rod on the main fuel-flow control board component 10 keeps axle bed 11 to reduce to oil mass simultaneously, and oil mass is reduced to the position of a balance, makes diesel engine obtain stable idling.Open the throttle when letting diesel engine speed raise when the driver spurs throttle control arm 12, QUADRANT assembly 13 promotes idle spring seats 1, and idle spring 2 is compressed; Idle spring seat 1 contacts with following 3 of high speed spring, and thrust is directly transmitted over and is delivered on the secondary fuel-flow control plate 7 through high speed spring 4, and at this moment starting spring 8 also is compressed secondary fuel-flow control plate 7 and main fuel-flow control board component 10 are fitted; Main fuel-flow control plate is pushed, and oil mass is strengthened, and diesel engine speed increases; Thereby increasing, isochronous governor flyball retainer 15 rotating speeds speed regulator flyball 16 is outwards opened make speed governing cap 17 outside thrusts to strengthen to promote main fuel-flow control board component 10; At this moment since the pre-compression force of high speed spring 4 greater than the thrust of high speed cap 17, power transmission return to spur with the driver equilibrium of forces of throttle control arm 12 is so the driver can effectively control engine speed; Obtain a good high speed performance and control; Be elevated to the maximum speed of motor setting when engine speed after, the thrust that high speed cap 17 produces is greater than the pre-compression force of high speed spring 4, and high speed spring 4 is compressed; No longer spur the pulling force balance of throttle control arm 12 with the driver; Main fuel-flow control board component 10 will be pushed, thereby accelerator rod 14 is promoted toward the direction that throttles reduce, and throttle is reduced and is controlled at the maximum speed that motor locks and avoids driving.
Claims (4)
1. single cylinder diesel throttle fuel-flow control device; It is characterized in that: comprise idle spring (2) and high speed spring (4) and coaxial being arranged on the Throttle Opening Control connecting pin (6); Said Throttle Opening Control connecting pin (6) is installed in the perforate on the secondary fuel-flow control plate (7) and forms hinge and connects; Said secondary fuel-flow control plate (7) is installed on the fuel-flow control plate bearing pin (9); Also be provided with starting spring (8) and main fuel-flow control board component (10) on the said fuel-flow control plate bearing pin (9), said main fuel-flow control board component (10) is provided with accelerator rod and keeps axle bed (11).
2. single cylinder diesel throttle fuel-flow control device as claimed in claim 1; It is characterized in that: said high speed spring (4) is arranged between the high speed spring seat of honour (5) and the high speed spring following (3), and the said high speed spring seat of honour (5) is arranged on the said secondary fuel-flow control plate (7).
3. single cylinder diesel throttle fuel-flow control device as claimed in claim 2; It is characterized in that: said idle spring (2) is arranged between high speed spring following (3) and the idle spring seat (1); Said high speed spring following (3) is a cavity type, and said idle spring (2) is arranged in the cavity of said high speed spring following (3).
4. single cylinder diesel throttle fuel-flow control device as claimed in claim 3 is characterized in that: the end that said high speed spring following (3) contacts with idle spring (2) adopts axle to fix with jump ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120440438 CN202280521U (en) | 2011-11-09 | 2011-11-09 | Throttle oil quantity controller of single-cylinder diesel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120440438 CN202280521U (en) | 2011-11-09 | 2011-11-09 | Throttle oil quantity controller of single-cylinder diesel engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202280521U true CN202280521U (en) | 2012-06-20 |
Family
ID=46226692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120440438 Expired - Lifetime CN202280521U (en) | 2011-11-09 | 2011-11-09 | Throttle oil quantity controller of single-cylinder diesel engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202280521U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103147861A (en) * | 2013-03-13 | 2013-06-12 | 重庆康明斯发动机有限公司 | Method and device for controlling diesel engine start smoke intensity |
-
2011
- 2011-11-09 CN CN 201120440438 patent/CN202280521U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103147861A (en) * | 2013-03-13 | 2013-06-12 | 重庆康明斯发动机有限公司 | Method and device for controlling diesel engine start smoke intensity |
| CN103147861B (en) * | 2013-03-13 | 2015-11-25 | 重庆康明斯发动机有限公司 | A kind of diesel engine starting smoke intensity controlling method and diesel engine starting smoke intensity control gear |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120620 |
|
| CX01 | Expiry of patent term |