CN107191281A - A kind of gear speeder - Google Patents
A kind of gear speeder Download PDFInfo
- Publication number
- CN107191281A CN107191281A CN201710605105.3A CN201710605105A CN107191281A CN 107191281 A CN107191281 A CN 107191281A CN 201710605105 A CN201710605105 A CN 201710605105A CN 107191281 A CN107191281 A CN 107191281A
- Authority
- CN
- China
- Prior art keywords
- gear
- oil
- speed limit
- crankcase
- oil pump
- Prior art date
- 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.)
- Granted
Links
- 230000001105 regulatory effect Effects 0.000 claims abstract description 15
- 230000002093 peripheral effect Effects 0.000 claims abstract description 6
- 239000003921 oil Substances 0.000 claims description 61
- 239000010721 machine oil Substances 0.000 claims description 14
- 238000012856 packing Methods 0.000 claims description 8
- 230000000694 effects Effects 0.000 description 7
- 230000033228 biological regulation Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D31/00—Use of speed-sensing governors to control combustion engines, not otherwise provided for
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Abstract
The present invention provides a kind of gear speeder, including：Regulating module, crankcase and the crankcase cover on the crankcase；The regulating module includes speed limit gear shaft, oil pump gear and cap gear, the speed limit gear shaft lower end is fixed in the crankcase cover, the upper end of the speed limit gear shaft, which is provided with, is evenly equipped with multiple oil-through-holes connected with the centre bore on centre bore, the external peripheral surface of the speed limit gear shaft；The oil pump gear is sleeved on the speed limit gear shaft, and the oil pump gear is provided with the inside of multiple pump oil pieces, the pump oil piece and is provided with the groove corresponding with the oil-through-hole；The upper end of the speed limit gear shaft is set with the cap gear.Gear speeder of the present invention is slided up and down by cap gear, finally realizes that the rotating speed of engine is steadily adjusted, it is not easy to flame-out phenomenon occur.
Description
Technical field
The present invention relates to a kind of general dynamic gasoline engine device, more particularly to a kind of gear speeder.
Background technology
General gasoline engines refer to the reciprocating piston petrol engine with extensive use, and its versatility is very strong, is characterized in
Small volume and quality it is small, using easy to operate, it is cheap.Be mainly used in agricultural equipment for plant protection, graden machine, small machine,
Generating set, building machinery, the serial equipment of fire-fighting, amusement kart, water-powered and model airplane power etc., are indispensable
Few supporting power.
Some the general dynamic gasoline engines used on the market at present, are used for example in the all-purpose gasoline on the machine of the gardens such as hay mover
Machine, typically all using centrifugal force type speed limiting gear speed regulating structure, the reaction of centrifugal force type speed limiting gear speed regulating structure is excessively clever
Quick, when running into unexpected load, engine speed decline is more obvious, and serious meeting causes the generation of flame-out phenomenon.
The content of the invention
(1) technical problem to be solved
Flame-out, rotating speed is difficult the technical problem to be solved in the present invention is to provide a kind of simple and reliable for structure, engine
Change is stable, pass through the gear speeder slided up and down finally to adjust engine speed of cap gear.
(2) technical scheme
In order to solve the above technical problems, the present invention provides a kind of gear speeder, including：Regulating module, crankcase
And the crankcase cover in crankcase, the regulating module is fixed on the crankcase cover, the crankcase
Inside store organic oil；The regulating module includes speed limit gear shaft, oil pump gear and cap gear, and the speed limit gear shaft lower end is consolidated
It is scheduled in the crankcase cover, the upper end of the speed limit gear shaft is provided with the centre bore concentric with the speed limit gear shaft,
Multiple oil-through-holes connected with the centre bore are evenly equipped with the external peripheral surface of the speed limit gear shaft；The oil pump gear
It is sleeved on the speed limit gear shaft, the upper end of the speed limit gear shaft is set with the cap gear, and the oil pump gear is used for
Machine oil in the crankcase is pumped into the centre bore by the oil-through-hole, the cap gear motion is promoted.
Further, the oil pump gear is provided with the inside of multiple pump oil pieces, the pump oil piece to be provided with and led to described
The corresponding groove of oilhole；Rotate the oil pump gear, the pump oil piece is by the groove by the machine in the crankcase
Oil pump enters the oil-through-hole, is then pumped out by the centre bore, and the cap gear is by the thrust of the machine oil pumped out, edge
Slided up and down on the axial direction of the speed limit gear shaft.
Further, speed governing performs device is installed, the speed governing performs device is prior art on the crankcase,
And it is not belonging to the improvement of the present invention.The cap gear is resisted against on the speed governing swing rod of the speed governing performs device.By described
Sliding up and down for cap gear, in effect to the speed governing swing rod, is acted on engine by the speed governing performs device, and then
To adjust the rotating speed of engine.Back-moving spring is connected with the speed governing swing rod, when the rotating speed of the oil pump gear is improved, machine
Oil is pumped out by the oil-through-hole through the centre bore, is driven the cap gear to move upwards, is overcome the reset bullet of back-moving spring
Power, so as to drive speed governing swing rod to move upwards；When the rotating speed reduction of the oil pump gear, the machine oil thrust pumped out reduces, institute
Speed governing swing rod is stated by the reseting elasticity effect of back-moving spring to start to move downward reset, the cap gear is driven to downslide
It is dynamic, drive the cap gear to move up and down by pump principle, so that the regulation to engine speed is finally realized, with pump principle
With certain time delay, the steady reduction or raising of engine speed can be realized, is run into so as to avoid when using suddenly
Load, engine speed decline more substantially caused by stop working phenomenon generation.
Further, split washer is installed, the split washer card is set between the oil pump gear and the cap gear
On the speed limit gear shaft.
Further, the U-lag for placing the speed limit gear shaft, the speed limiting gear are provided with the crankcase cover
Wheel shaft is fixed in the crankcase cover by fixation clip；The fixation clip is resisted against on the speed limit gear shaft, is passed through
Bolt connection is fixed on the crankcase cover, and second packing ring, institute are provided between the oil pump gear and the crankcase cover
Second packing ring is stated to be sleeved on the speed limit gear shaft.The oil pump is limited by the second packing ring and the split washer
The axial displacement of gear, prevents the oil pump gear from producing axial float.
Further, the first helical gear on crank axle and driven shaft, the crank axle is installed in the crankcase
It is meshed with the second helical gear on the driven shaft, the 3rd helical gear, the 3rd helical teeth is provided with the oil pump gear
Wheel is meshed with second helical gear；The crank axle drives the oil pump gear to rotate by the driven shaft.Engine
The rotating speed of the crank axle can be controlled, and the crank axle influences the rotating speed of the oil pump gear, turn of the oil pump gear
Speed adjusts the rotating speed of the engine by the up and down motion of cap gear, as circulation, reaches the control of engine speed,
It is simple in construction, it is reliable and stable.
Further, the groove is provided with first groove portion and second groove portion, the first groove portion and described
The angle that two grooves are formed is obtuse angle.The effect in the first groove portion and the second groove portion is machine oil being pumped into
In to the oil-through-hole.
Further, the number of the pump oil piece is 3；The number of the oil-through-hole is 3, is distributed on the speed limiting gear
On the external peripheral surface of wheel shaft.
(3) beneficial effect
Gear speeder of the present invention utilizes pump principle, and machine oil is pumped into oiling by the pump oil piece of oil pump gear by groove
Hole, is pumped out through centre bore, so as to realize sliding up and down for cap gear, finally realizes the adjustment of engine speed, overall structure letter
Single reliable, adjustment of rotational speed is steady, it is not easy to flame-out phenomenon occur, and using effect is good.
Brief description of the drawings
Fig. 1 is the exploded perspective view of gear speeder of the present invention；
Fig. 2 is that gear speeder of the present invention omits the exploded perspective view after crankcase；
Fig. 3 is the exploded perspective view of gear speeder regulating module of the present invention；
Fig. 4 is the structural representation of gear speeder regulating module of the present invention；
Fig. 5 is the schematic perspective view of gear speeder oil pump gear of the present invention；
Fig. 6 is the schematic perspective view of gear speeder speed limit gear shaft of the present invention；
Wherein：1 it is regulating module, 2 be crankcase, 3 be crankcase cover, 4 be speed limit gear shaft, 5 is oil pump gear, 6
It is oil-through-hole for hole centered on cap gear, 7,8,9 be pump oil piece, 10 be groove, 11 be speed governing performs device, 12 is pendulum
Bar, 13 be split washer, 14 be U-lag, 15 be fixation clip, 16 be second packing ring, 17 be crank axle, 18 be driven shaft, 19
It is the second helical gear for the first helical gear, 20,21 be the 3rd helical gear, 22 be first groove portion, 23 is second groove portion.
Embodiment
Refering to Fig. 1~Fig. 6, the present invention provides a kind of gear speeder, including：Regulating module 1, crankcase 2 and
Crankcase cover 3 on crankcase 2, the regulating module 1 is fixed in the crankcase cover 3, the crankcase 2
Inside store organic oil；The regulating module 1 includes speed limit gear shaft 4, oil pump gear 5 and cap gear 6, the speed limit gear shaft 4
Lower end is fixed in the crankcase cover 3；Refering to Fig. 6, the upper end of the speed limit gear shaft 4 is provided with and the speed limit gear shaft
It is evenly equipped with what the multiple and centre bore 7 connected on 4 concentric centre bores 7, the external peripheral surface of the speed limit gear shaft 4
Oil-through-hole 8；The oil pump gear 5 is sleeved on the speed limit gear shaft 4, and the oil pump gear 5 is provided with multiple pump oil pieces 9,
The inner side of the pump oil piece 9 is provided with the groove 10 corresponding with the oil-through-hole 8；The upper end suit of the speed limit gear shaft 4
There is the cap gear 6, rotate the oil pump gear 5, the pump oil piece 9 is by the groove 10 by the crankcase 2
Machine oil is pumped into the oil-through-hole 8, is then pumped out by the centre bore 7, and the cap gear 6 is made by the thrust of the machine oil pumped out
With being slided up and down along along the axial direction of the speed limit gear shaft 4.
Refering to Fig. 1 and Fig. 2, speed governing performs device 11 is installed on the crankcase 2, the cap gear 6 is resisted against institute
State on the speed governing swing rod 12 of speed governing performs device 11.Pass through sliding up and down for the cap gear 6, effect to the speed governing swing rod 12
On, acted on by the speed governing performs device 11 on engine, and then to adjust the rotating speed of engine.The speed governing swing rod 12
On be connected with back-moving spring, when the oil pump gear 5 rotating speed improve when, machine oil is by the oil-through-hole 8 through the centre bore 7
Pump out, drive the cap gear 6 to move upwards, overcome the reseting elasticity of back-moving spring, so as to drive the fortune upwards of speed governing swing rod 12
It is dynamic；When the rotating speed reduction of the oil pump gear 5, the machine oil thrust pumped out reduces, and the speed governing swing rod 12 is by back-moving spring
Reseting elasticity effect drives the slide downward of cap gear 6 so as to start to move downward reset, and the tooth is driven by pump principle
Wheel cap 6 moves up and down, so as to realize the regulation to engine speed, has certain time delay with pump principle, can realize
The steady reduction or raising of engine speed, unexpected load is run into so as to avoid when using, engine speed declines more bright
The generation for phenomenon of stopping working caused by aobvious.
Refering to Fig. 2, Fig. 3 and Fig. 4, split washer 13 is installed between the oil pump gear 5 and the cap gear 6, it is described
Split washer 13 is fastened on the speed limit gear shaft 4, and the split washer 13 is used for the axial position for limiting the oil pump gear 5
Move.Refering to Fig. 2, the U-lag 14 for placing the speed limit gear shaft 4, the speed limit gear are provided with the crankcase cover 3
Axle 4 is fixed in the crankcase cover 3 by fixation clip 15；The fixation clip 15 is resisted against on the speed limit gear shaft 4,
It is bolted and is fixed on the crankcase cover 3, second is provided between the oil pump gear 5 and the crankcase cover 3
Packing ring 16, the axial displacement of the oil pump gear 5 is limited by the second packing ring 16 and the split washer 13, institute is prevented
State oil pump gear 5 and produce axial float, the second packing ring 16 is sleeved on the speed limit gear shaft 4.
Refering to Fig. 1, first on crank axle 17 and driven shaft 18, the crank axle 17 is provided with the crankcase 2
Helical gear 19 is meshed with the second helical gear 20 on the driven shaft 18, and the 3rd helical gear is provided with the oil pump gear 5
21, the 3rd helical gear 21 is meshed with second helical gear 20；The crank axle 17 is driven by the driven shaft 18
The oil pump gear 5 is rotated.Engine can control the rotating speed of the crank axle 17, and the crank axle 17 influences the oil pump
The rotating speed of gear 5, the rotating speed of the oil pump gear 5 adjusts the rotating speed of the engine by the up and down motion of cap gear 6, with
This is circulation, reaches the control of engine speed, is compared compared to traditional centrifugal force type structure, the simple in construction of the present embodiment can
Lean on, engine peed stable；Using pump principle, there is appropriate extension in the reaction time, when running into load, rotating speed can be made smooth
Ground declines with rising.
Refering to Fig. 5, the groove 10 is provided with first groove portion 22 and second groove portion 23, the He of first groove portion 22
The angle that the second groove portion 23 is formed is obtuse angle.The first groove portion 22 and the second groove portion 23 are acted on
In machine oil being pumped into the oil-through-hole 8.
Wherein, in the present embodiment, the number of the pump oil piece 9 is 3；The number of the oil-through-hole 8 is 3, uniformly
On the external peripheral surface of the speed limit gear shaft 4.
The present embodiment gear speeder utilizes pump principle, and machine oil is pumped into oiling by the pump oil piece of oil pump gear by groove
Hole, is pumped out through centre bore, so as to realize sliding up and down for cap gear, finally realizes the adjustment of engine speed, overall structure letter
Single reliable, adjustment of rotational speed is steady, it is not easy to flame-out phenomenon occur, and using effect is good.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, some improvements and modifications can also be made, these improvements and modifications
Also it should be regarded as protection scope of the present invention.
Claims (8)
1. a kind of gear speeder, it is characterised in that including：Regulating module (1), crankcase (2) and installed in described
Crankcase cover (3) on crankcase (2)；The regulating module (1) includes speed limit gear shaft (4), oil pump gear (5) and gear
Cap (6), described speed limit gear shaft (4) one end is fixed in the crankcase cover (3), during the speed limit gear shaft (4) is provided with
Heart hole (7) and the oil-through-hole (8) connected with the centre bore (7)；The oil pump gear (5) is sleeved on the speed limit gear
On axle (4), the cap gear (6) is set with the speed limit gear shaft (4)；The oil pump gear (5) is used for the bent axle
Machine oil in casing (2) is pumped into the centre bore (7) by the oil-through-hole (8), promotes cap gear (6) motion.
2. gear speeder as claimed in claim 1, it is characterised in that the oil pump gear (5) is provided with multiple pump oils
The groove (10) corresponding with the oil-through-hole (8) is provided with the inside of piece (9), the pump oil piece (9)；Rotate the oil pump tooth
Take turns (5), the machine oil in the crankcase (2) is pumped into the oil-through-hole by the pump oil piece (9) by the groove (10)
(8), pumped out by the centre bore (7), so as to promote the cap gear (6) to slide up and down.
3. gear speeder as claimed in claim 1, it is characterised in that be provided with speed governing on the crankcase (2) and hold
Luggage is put (11), and the cap gear (6) is resisted against on the speed governing swing rod (12) of the speed governing performs device (11).
4. gear speeder as claimed in claim 1, it is characterised in that the oil pump gear (5) and the cap gear (6)
Between split washer (13) is installed, the split washer (13) is fastened on the speed limit gear shaft (4).
5. gear speeder as claimed in claim 1, it is characterised in that be provided with the crankcase cover (3) for putting
The U-lag (14) of the speed limit gear shaft (4) is put, the speed limit gear shaft (4) is fixed on the song by fixation clip (15)
In axle box cover (3)；Second packing ring (16), second pad are installed between the oil pump gear (5) and the crankcase cover (3)
Circle (16) is sleeved on the speed limit gear shaft (4).
6. gear speeder as claimed in claim 1, it is characterised in that be provided with crank axle in the crankcase (2)
(17) and driven shaft (18), the first helical gear (19) on the crank axle (17) and the second helical teeth on the driven shaft (18)
Wheel (20) is meshed, and is provided with the 3rd helical gear (21) on the oil pump gear (5), the 3rd helical gear (21) and described the
Two helical gears (20) are meshed；The crank axle (17) drives the oil pump gear (5) to rotate by the driven shaft (18).
7. gear speeder as claimed in claim 1, it is characterised in that the groove (10) is provided with first groove portion
(22) and second groove portion (23), the angle that the first groove portion (22) and the second groove portion (23) are formed is blunt
Angle.
8. the gear speeder as described in any one of claim 1 to 7, it is characterised in that the number of the pump oil piece (9) is
3；The number of the oil-through-hole (8) is on 3, the external peripheral surface for being distributed on the speed limit gear shaft (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710605105.3A CN107191281B (en) | 2017-07-24 | 2017-07-24 | Gear speed regulating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710605105.3A CN107191281B (en) | 2017-07-24 | 2017-07-24 | Gear speed regulating device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107191281A true CN107191281A (en) | 2017-09-22 |
| CN107191281B CN107191281B (en) | 2023-07-07 |
Family
ID=59884608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710605105.3A Active CN107191281B (en) | 2017-07-24 | 2017-07-24 | Gear speed regulating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107191281B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1367309A (en) * | 2001-01-26 | 2002-09-04 | 株式会社久保田 | Centrifugal governor for diesel engine |
| CN101082308A (en) * | 2007-06-29 | 2007-12-05 | 无锡开普动力有限公司 | Electronic speed regulating device of diesel engine |
| CN102061999A (en) * | 2010-04-19 | 2011-05-18 | 重庆润通动力有限公司 | Engine with automatic carburetor throttle control device |
| CN206972386U (en) * | 2017-07-24 | 2018-02-06 | 宁波市德霖机械有限公司 | A kind of gear speeder |
-
2017
- 2017-07-24 CN CN201710605105.3A patent/CN107191281B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1367309A (en) * | 2001-01-26 | 2002-09-04 | 株式会社久保田 | Centrifugal governor for diesel engine |
| CN101082308A (en) * | 2007-06-29 | 2007-12-05 | 无锡开普动力有限公司 | Electronic speed regulating device of diesel engine |
| CN102061999A (en) * | 2010-04-19 | 2011-05-18 | 重庆润通动力有限公司 | Engine with automatic carburetor throttle control device |
| CN206972386U (en) * | 2017-07-24 | 2018-02-06 | 宁波市德霖机械有限公司 | A kind of gear speeder |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107191281B (en) | 2023-07-07 |
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Address after: Room 405, 4th Floor, Building 2, No. 168 Zhenlong San Road, Cixi Binhai Economic Development Zone, Ningbo City, Zhejiang Province, 315338 Patentee after: NINGBO NGP INDUSTRY Co.,Ltd. Address before: 315000 No.88, Lane 666, Jinshan Road, Jiangbei District, Ningbo City, Zhejiang Province Patentee before: NINGBO NGP INDUSTRY Co.,Ltd. |