CN202707254U - Speed governing device of engine - Google Patents
Speed governing device of engine Download PDFInfo
- Publication number
- CN202707254U CN202707254U CN 201220329047 CN201220329047U CN202707254U CN 202707254 U CN202707254 U CN 202707254U CN 201220329047 CN201220329047 CN 201220329047 CN 201220329047 U CN201220329047 U CN 201220329047U CN 202707254 U CN202707254 U CN 202707254U
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Abstract
The utility model provides a speed governing device of an engine. The speed governing device comprises a shift fork, a pull rod, a revolving speed setting part, a speed governing lever and a fixed frame, wherein the shaft fork is movably connected with the speed governing lever and provided with a ball and a regulating part, and the ball is hinged with the pull rod; the revolving speed setting part is movably connected with the fixed frame and provided with a rocker arm and a crank arm; the speeding governing lever comprises a first connecting portion and a second connecting portion, the first connecting portion is connected with the regulating part through a correcting spring, and the second connecting portion is connected with the crank arm through a governing spring; and the fixed frame is fixedly connected with the engine. The speed governing device is provided with all speed governing and two-pole speed governing functions, simple in structure, few in parts, small in motion clearance and capable of eliminating response hysteresis of the speed governing device; and mass production is facilitated due to many stamping parts, die-casting parts and standard parts.
Description
[technical field]
The utility model relates to a kind of speed regulator, relates in particular to a kind of arrangements for speed regulation of motor.
[background technique]
The arrangements for speed regulation of existing motor are the centrifugal mechanical arrangements for speed regulation, it rotates by drive speed adjustor axles such as gears, is provided with speed reguluting flying block and sliding sleeve above the speed regulator, after engine start, after being higher than the design setting rotating speed, fly piece under the effect of centrifugal force, promote sliding sleeve and act on governor lever, and make injection pump rack to reducing the oil mass side shifting, otherwise, if the reduction rotating speed make injection pump rack to increase oil mass side shifting, thereby the fuel injection quantity of realizing motor is regulated automatically.Yet there is following shortcoming in the arrangements for speed regulation of available engine:
1, can't realize simultaneously omnidistance formula speed governing and two plate speed-regulating function;
2, starting upgraded function, oil quantity correction function, speed governing rate adjustable function are that separate part control realizes;
3, the speed regulator number of spare parts is many, and movement clearance is many, and response is sluggish;
4, special purpose parts, precision machining part are many, and cost is high.
[model utility content]
Technical problem to be solved in the utility model is to provide a kind of arrangements for speed regulation of motor, has full distance speed regulating and the two poles of the earth speed-regulating function.
The utility model solves the problems of the technologies described above by the following technical programs: a kind of arrangements for speed regulation of motor comprise a shift fork, a pull bar, speed setting parts, a governor lever and a fixing frame; Described shift fork and governor lever are flexibly connected, and this shift fork has a bulb and and regulate parts, and this bulb and described pull bar are hinged; Described speed setting parts and fixing frame are flexibly connected, and these speed setting parts have a rocking arm and and crank arm; Described governor lever comprises the first joint and the second joint, and this first joint is connected with described adjusting parts by a correcting spring, and described the second joint is connected with described cranking arm by a governor spring; Described fixing frame is fixedly connected with motor.
Preferably, described governor lever comprises a horizon bar, and all is linked to integratedly upstand and the bent rod at these horizon bar two ends; Described upstand has a through hole and one first circular hole, and this through hole is positioned at the top of upstand, and described the first joint is located at this upstand top and is positioned at described through hole below; Described bent rod has the second circular hole, and described the second joint is located at this bent rod bottom; Described shift fork comprises a supporting frame and a warpage bar; Support frame as described above comprises that a pair of tongue piece and is connected in the plane member of two tongue pieces bottom; Two described tongue piece bottoms are respectively equipped with the 3rd circular hole and the 4th circular hole, and described the first circular hole, the second circular hole, the 3rd circular hole and the 4th circular hole be corresponding the setting one by one, and a rotating shaft is intercalated in described the first circular hole, the second circular hole, the 3rd circular hole and the 4th circular hole; Described adjusting parts are located at the superior posterior of the tongue piece that is fixed with the warpage bar; Described warpage bar is fixed in the top with a tongue piece, and the bottom of this warpage bar is provided with a hanging column, and this hanging column is inserted on the described through hole, and described bulb is positioned at the top of this warpage bar.
Preferably, described fixing frame has one first center hole; Described rocking arm is provided with one second center hole; Described cranking arm has the spindle of spreading out and a locking hook, and this spindle of spreading out is passed described the first center hole, the second center hole successively, and is fixedly connected with described rocking arm by one first locating piece; Described locking hook is positioned at the tail end of cranking arm, and this locking hook is connected by governor spring with described the second joint.
Preferably, the top of described rocking arm is protuberance upwards, forms a boss; Described fixing frame has three limit position parts, and three described limit position parts are vertical left side, right side and the bottom of being located at fixing frame respectively, whenever all is equipped with one on this limit position part for the second locating piece that locks described rocking arm.
Preferably, described horizon bar is extended with a teat downwards, is equipped with a limit oil catch nail on this teat; Described arrangements for speed regulation comprise that also one is used for keeping out the counteraction member of limit oil catch nail, and this counteraction member and the corresponding setting of limit oil catch nail.
Preferably, these arrangements for speed regulation also comprise a return unit, and described return unit comprises the first open-work, the second open-work, torsion spring, two fixed components; Described the first open-work is positioned at the upper right of fixing frame; Described the second open-work is positioned on the rocking arm, and described the first open-work and the second open-work link by torsion spring; Two described fixed components are position the second open-work below and lay respectively at the left and right sides of rocking arm all.
Preferably, described fixing frame also has a upright member, the vertical bottom of being located at fixing frame of this vertical component, and a hollow bolt is arranged in vertical component; Described rocking arm is provided with the 3rd open-work, and described the 3rd open-work is positioned at the bottom of rocking arm; Described arrangements for speed regulation also comprise a flexible axle, and this flexible axle passes hollow bolt, and achieve a fixed connection by described the 3rd open-work and rocking arm.
Preferably, these arrangements for speed regulation comprise that also one shuts down the unit, and described shutdown unit comprises a baffle plate, shutdown parts and a power source; Described baffle plate is fixed on the pull bar; Described shutdown parts link with power source, and these shutdown parts comprise an operation unit, and described operation unit is located at baffle plate the place ahead accordingly, and arrange in opposite directions with this baffle plate.
The beneficial effects of the utility model are: 1, have full distance speed regulating and the two poles of the earth speed-regulating function; 2, possess starting upgraded stroke correction, torque correction function; 3, simple in structure, number of components is few, movement clearance is few, can eliminate arrangements for speed regulation responses hysteresis phenomenon; 4, because stamping part, die castings, standard piece are more, be convenient to produce in enormous quantities.
[description of drawings]
The utility model will be further described in conjunction with the embodiments with reference to the accompanying drawings.
Fig. 1 is the overall structure schematic representation of the arrangements for speed regulation (remove and shut down parts) of a kind of motor of the utility model.
Fig. 2 is the stereogram of the arrangements for speed regulation of a kind of motor of the utility model.
Fig. 3 is the structural representation of shift fork in the utility model.
Fig. 4 is the structural representation of governor lever in the utility model.
Fig. 5 is the schematic representation that shift fork is in the declared working condition position in the utility model.
Fig. 6 is the schematic representation that shift fork is in starting upgraded position in the utility model.
Fig. 7 is the structural representation of fixing frame in the utility model.
Fig. 8 is the structural representation of the utility model medium speed set parts.
Fig. 9 is the structural representation of rocking arm in the utility model.
Figure 10 is the cooperation schematic representation of fixing frame and speed setting parts in the utility model.
Figure 11 is fixing frame and the cooperation schematic representation of cranking arm in the utility model.
[embodiment]
See also Fig. 1-2, a kind of arrangements for speed regulation of motor comprise a shift fork 1, a pull bar 2, speed setting parts 3, a governor lever 4, a fixing frame 5, a flexible axle 6, a return unit 7 and a shutdown unit 8; Described shift fork 1 and governor lever 4 is flexibly connected, and described speed setting parts 3 are flexibly connected with fixing frame 5, and these speed setting parts 3 have a rocking arm 31 and and crank arm 32; Described fixing frame 5 is fixedly connected with motor (not shown).
Please consult Fig. 2-3, described shift fork 1 comprises a supporting frame 11, a warpage bar 12, a bulb 13 and adjusting parts 14 again.Support frame as described above 11 comprises that a pair of tongue piece 111 and is connected in the plane member 112 of two tongue pieces, 111 bottoms; Described warpage bar 12 is fixed in the top of a tongue piece 111, and the bottom of this warpage bar 12 is provided with a hanging column 121, and described bulb 13 is positioned at the top of this warpage bar 12.Described bulb 13 and described pull bar 2 are hinged; Described adjusting parts 14 are located at the superior posterior of the tongue piece 111 that is fixed with warpage bar 12.
Please consult Fig. 1-2 or Fig. 4, described governor lever 4 comprises the first joint 41, the second joint 42, a horizon bar 43 again, and all is linked to integratedly upstand 44 and the bent rod 45 at these horizon bar 43 two ends; Described the first joint 41 is connected with described adjusting parts 14 by a correcting spring 9, and described the second joint 42 32 is connected with described cranking arm by a governor spring 10.Described horizon bar 43 is extended with a teat 431 downwards, is equipped with a limit oil catch nail 15 on this teat 431; Described arrangements for speed regulation comprise that also one is used for keeping out the counteraction member 16 of limit oil catch nail 15, and this counteraction member 16 and the 15 corresponding settings of limit oil catch nail.
Please consult again Fig. 2 or Fig. 4, described upstand 44 has a through hole 441 and one first circular hole 442, this through hole 441 is positioned at the top of upstand 44, described hanging column 121 is inserted on the described through hole 441, and described the first joint 41 is located at these upstand 44 tops and is positioned at described through hole 441 belows; Described bent rod 45 has the second circular hole 451, and described the second joint 42 is located at this bent rod 45 bottoms.Two described tongue pieces, 111 bottoms are respectively equipped with the 3rd circular hole 1111 and the 4th circular hole 1112, described the first circular hole 442, the second circular hole 451, the 3rd circular hole 1111 and the 4th circular hole 1112 be corresponding the setting one by one, and a rotating shaft 17 is intercalated in described the first circular hole 442, the second circular hole 451, the 3rd circular hole 1111 and the 4th circular hole 1112.
Please consult Fig. 2 or Fig. 7, described fixing frame 5 has one first center hole 51, upright member 52 and three limit position parts 53 again.The described vertical component 52 vertical bottoms of being located at fixing frame 5, a hollow bolt 18 is arranged in vertical component 52; Three described limit position parts 53 are vertical left side, right side and the bottom of being located at fixing frame 5 respectively, whenever all is equipped with one on this limit position part 53 for the second locating piece 19 that locks described rocking arm 31.
Please consult Fig. 2 or Fig. 8-10, described rocking arm 31 is provided with the second center hole 311 and the 3rd open-work 312 again; Described the 3rd open-work 312 is positioned at the bottom of rocking arm 31, and described flexible axle 6 passes hollow bolt 18, and achieves a fixed connection with rocking arm 31 by described the 3rd open-work 312; The top of described rocking arm 31 is protuberance upwards, forms a boss 313, so that two limit position parts 53 locking rocker arm 31 better.Described cranking arm 32 has the spindle of spreading out 321 and and locks hook 322, and this spindle 321 of spreading out is passed described the first center hole 51, the second center hole 311 successively, and is fixedly connected with described rocking arm 31 by one first locating piece 20; Described locking hook 322 is positioned at 32 the tail end of cranking arm, and this locks hook 322 and is connected by governor spring 10 with described the second joint 42.
Please consult Figure 10-11, described return unit 7 comprises the first open-work 71, the second open-work 72, torsion spring 73, two fixed components 74 again; Described the first open-work 71 is positioned at the upper right of fixing frame 5; Described the second open-work 72 is positioned on the rocking arm 31, and described the first open-work 71 and the second open-work 72 link by torsion spring 73; Two described fixed components 74 are the second open-work 72 belows, position and lay respectively at the left and right sides of rocking arm 31 all.
Please consult Fig. 2, described shutdown unit 8 comprises a baffle plate 81, shutdown parts 82 and a power source (not shown) again; Described baffle plate 81 is fixed on the pull bar 2; Described shutdown parts 82 link with power source, and these shutdown parts 82 comprise an operation unit 821, and described operation unit 821 is located at baffle plate 81 the place aheads accordingly, and arrange in opposite directions with this baffle plate 81.When using 8 work of shutdown unit; shut down parts 82 by power source pulling or promotion; make 821 pairs of baffle plates 81 of operation unit of shutting down in the parts 82 impose one to reducing i.e. to the right the power of fuel injection quantity direction; force pull bar 2 to move right; thereby engine stop is rotated; shut down the setting of unit 8, can realize emergency shutdown and owe the oil pressure protective function.
Please consult again Fig. 1 or Fig. 5-6, when using the utility model work, speed setting parts 31 are applied an external force F1, make speed setting parts 3 rotate (being that counter clockwise direction shown in Figure 1 is rotated) towards increasing the fuel injection quantity direction, speed setting parts 3 rotate and cause that governor spring 10 moves right, then driving governor lever 4 by governor spring 10 moves right, governor lever 4 moves right and causes that correcting spring 9 compresses to the right simultaneously, be that correcting spring 9 compresses to described adjusting parts 14 directions, because having elastic force thereby must cause that shift fork 1 is subjected to displacement namely to increasing the fuel injection quantity direction left, moves correcting spring 9, this moment, shift fork 1 was in starting upgraded position (seeing Fig. 6), be that shift fork 1 is subjected to displacement left by previous declared working condition position (seeing Fig. 5), and be in starting upgraded position (seeing Fig. 6), and the 13 pulling pull bars 2 of the bulb by shift fork 1 namely move to increasing the fuel injection quantity direction left, thereby the fuel injection quantity of Injection Pump (not shown) is increased; After engine start, when rise of rotational speed reaches certain value, sliding sleeve (not shown) can apply one to the right namely to the active force N (seeing Fig. 1) that reduces the fuel injection quantity direction to shift fork 1, shift fork 1 just namely moves to reducing the fuel injection quantity direction to the right, and namely move to reducing the fuel injection quantity direction to the right by bulb 13 pushing drawing rods 2 of shift fork 1, thereby reduce amount of fuel delivered of oil jetting pump, this process has been eliminated starting upgraded stroke S simultaneously; After rotating speed reduces, sliding sleeve (not shown) can be moved to the left, sliding sleeve (not shown) also weakens gradually to the active force N of shift fork 1, shift fork 1 also can move towards increasing the fuel injection quantity direction simultaneously, governor lever 4 moves right, and is governor lever 4 when moving right certain displacement after increasing certain fuel injection quantity, and governor lever 4 can be blocked by counteraction member 16, thereby fuel injection quantity is no longer increased, so realize engine governed speed.
When the flexible axle 6 that passes hollow bolt 18 is applied a directed force F that makes progress 3 (seeing Fig. 2), flexible axle 6 can drive speed setting parts 3 and rotate to increasing the fuel injection quantity direction, by the transmission of a series of parts to this active force, cause that finally pull bar 2 moves to increasing the fuel injection quantity direction, thereby the fuel injection quantity of Injection Pump is increased, therefore can realize the remote function by flexible axle 6.And the directed force F 3 on putting on flexible axle 6 is when disappearing, and under the effect of the torsion spring 73 in return unit 7, described rocking arm 31 can set back, thereby pull bar 2 is also set back, and then makes the speed of motor also recover original speed.
Claims (8)
1. the arrangements for speed regulation of a motor is characterized in that: comprise a shift fork, a pull bar, speed setting parts, a governor lever and a fixing frame; Described shift fork and governor lever are flexibly connected, and this shift fork has a bulb and and regulate parts, and this bulb and described pull bar are hinged; Described speed setting parts and fixing frame are flexibly connected, and these speed setting parts have a rocking arm and and crank arm; Described governor lever comprises the first joint and the second joint, and this first joint is connected with described adjusting parts by a correcting spring, and described the second joint is connected with described cranking arm by a governor spring; Described fixing frame is fixedly connected with motor.
2. the arrangements for speed regulation of a kind of motor as claimed in claim 1, it is characterized in that: described governor lever comprises a horizon bar, and all is linked to integratedly upstand and the bent rod at these horizon bar two ends; Described upstand has a through hole and one first circular hole, and this through hole is positioned at the top of upstand, and described the first joint is located at this upstand top and is positioned at described through hole below; Described bent rod has the second circular hole, and described the second joint is located at this bent rod bottom; Described shift fork comprises a supporting frame and a warpage bar; Support frame as described above comprises that a pair of tongue piece and is connected in the plane member of two tongue pieces bottom; Two described tongue piece bottoms are respectively equipped with the 3rd circular hole and the 4th circular hole, and described the first circular hole, the second circular hole, the 3rd circular hole and the 4th circular hole be corresponding the setting one by one, and a rotating shaft is intercalated in described the first circular hole, the second circular hole, the 3rd circular hole and the 4th circular hole; Described adjusting parts are located at the superior posterior of the tongue piece that is fixed with the warpage bar; Described warpage bar is fixed in the top with a tongue piece, and the bottom of this warpage bar is provided with a hanging column, and this hanging column is inserted on the described through hole, and described bulb is positioned at the top of this warpage bar.
3. the arrangements for speed regulation of a kind of motor as claimed in claim 1, it is characterized in that: described fixing frame has one first center hole; Described rocking arm is provided with one second center hole; Described cranking arm has the spindle of spreading out and a locking hook, and this spindle of spreading out is passed described the first center hole, the second center hole successively, and is fixedly connected with described rocking arm by one first locating piece; Described locking hook is positioned at the tail end of cranking arm, and this locking hook is connected by governor spring with described the second joint.
4. the arrangements for speed regulation of a kind of motor as claimed in claim 1 is characterized in that: the top of described rocking arm is protuberance upwards, forms a boss; Described fixing frame has three limit position parts, and three described limit position parts are vertical left side, right side and the bottom of being located at fixing frame respectively, whenever all is equipped with one on this limit position part for the second locating piece that locks described rocking arm.
5. the arrangements for speed regulation of a kind of motor as claimed in claim 1 or 2, it is characterized in that: described horizon bar is extended with a teat downwards, is equipped with a limit oil catch nail on this teat; Described arrangements for speed regulation comprise that also one is used for keeping out the counteraction member of limit oil catch nail, and this counteraction member and the corresponding setting of limit oil catch nail.
6. the arrangements for speed regulation of a kind of motor as claimed in claim 1, it is characterized in that: these arrangements for speed regulation also comprise a return unit, described return unit comprises the first open-work, the second open-work, torsion spring, two fixed components; Described the first open-work is positioned at the upper right of fixing frame; Described the second open-work is positioned on the rocking arm, and described the first open-work and the second open-work link by torsion spring; Two described fixed components are position the second open-work below and lay respectively at the left and right sides of rocking arm all.
7. the arrangements for speed regulation of a kind of motor as claimed in claim 1, it is characterized in that: described fixing frame also has a upright member, the vertical bottom of being located at fixing frame of this vertical component, a hollow bolt is arranged in vertical component; Described rocking arm is provided with the 3rd open-work, and described the 3rd open-work is positioned at the bottom of rocking arm; Described arrangements for speed regulation also comprise a flexible axle, and this flexible axle passes hollow bolt, and achieve a fixed connection by described the 3rd open-work and rocking arm.
8. the arrangements for speed regulation of a kind of motor as claimed in claim 1 is characterized in that: these arrangements for speed regulation comprise that also one shuts down the unit, and described shutdown unit comprises that a baffle plate, shuts down parts and a power source; Described baffle plate is fixed on the pull bar; Described shutdown parts link with power source, and these shutdown parts comprise an operation unit, and described operation unit is located at baffle plate the place ahead accordingly, and arrange in opposite directions with this baffle plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220329047 CN202707254U (en) | 2012-07-09 | 2012-07-09 | Speed governing device of engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220329047 CN202707254U (en) | 2012-07-09 | 2012-07-09 | Speed governing device of engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202707254U true CN202707254U (en) | 2013-01-30 |
Family
ID=47587563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220329047 Withdrawn - After Issue CN202707254U (en) | 2012-07-09 | 2012-07-09 | Speed governing device of engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202707254U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102777265A (en) * | 2012-07-09 | 2012-11-14 | 福建永强力加动力设备有限公司 | Engine speed regulating device |
| CN104500236A (en) * | 2014-12-25 | 2015-04-08 | 南京威孚金宁有限公司 | Pull rod returning mechanism |
| CN104895680A (en) * | 2015-06-17 | 2015-09-09 | 潍柴动力股份有限公司 | Oil quantity limiting device and oil quantity limiting method for diesel engine and mechanical oil injection pump thereof |
-
2012
- 2012-07-09 CN CN 201220329047 patent/CN202707254U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102777265A (en) * | 2012-07-09 | 2012-11-14 | 福建永强力加动力设备有限公司 | Engine speed regulating device |
| CN102777265B (en) * | 2012-07-09 | 2015-10-28 | 福建永强力加动力设备有限公司 | A kind of arrangements for speed regulation of motor |
| CN104500236A (en) * | 2014-12-25 | 2015-04-08 | 南京威孚金宁有限公司 | Pull rod returning mechanism |
| CN104895680A (en) * | 2015-06-17 | 2015-09-09 | 潍柴动力股份有限公司 | Oil quantity limiting device and oil quantity limiting method for diesel engine and mechanical oil injection pump thereof |
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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 |
Granted publication date: 20130130 Effective date of abandoning: 20151028 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |