CN109083793B - Starting disc of internal combustion engine - Google Patents
Starting disc of internal combustion engine Download PDFInfo
- Publication number
- CN109083793B CN109083793B CN201810929953.4A CN201810929953A CN109083793B CN 109083793 B CN109083793 B CN 109083793B CN 201810929953 A CN201810929953 A CN 201810929953A CN 109083793 B CN109083793 B CN 109083793B
- Authority
- CN
- China
- Prior art keywords
- wheel
- starting
- pawl
- chassis
- rotating shaft
- 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.)
- Active
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
- F02N5/00—Starting apparatus having mechanical power storage
- F02N5/02—Starting apparatus having mechanical power storage of spring type
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Transmission Devices (AREA)
Abstract
The invention discloses a starting disc of an internal combustion engine, which comprises a chassis, a pawl wheel, a ratchet gear and a starting wheel, wherein the pawl wheel is arranged above the chassis, the ratchet gear is arranged above the pawl wheel, the starting wheel is arranged above the ratchet gear, a rotating shaft penetrates through the middle position in the chassis, the rotating shaft penetrates through the pawl wheel, the ratchet gear and the starting wheel, a knob is arranged at the bottom of the rotating shaft, a pawl mounting seat is arranged at the top of the pawl wheel, a hole slot pipe at the bottom of the ratchet gear is inserted into an inner hole slot of the pawl mounting seat, and a hole slot pipe at the bottom of the starting wheel is inserted into a hole slot at the top of the ratchet gear; the invention can be released instantly by rotating the rotating shaft and utilizing the contraction accumulation of the spring force, can easily start the internal combustion engine by impact force, is not influenced by the viscosity of engine oil, weather temperature and pulling starting force of people, can effectively buffer the starting wheel during starting, and avoids the damage of the end surface of the starting wheel due to quick impact.
Description
Technical Field
The invention relates to the technical field of internal combustion engines, in particular to a starting disc of an internal combustion engine.
Background
The internal combustion engine is a power machine, it is through making the fuel burn in the machine, and heat energy that it emits is the heat engine of the power that directly converts into, the internal combustion engine is divided into many kinds, wherein, the small-scale internal combustion engine uses as the power source and uses extensively because its power is strong, compact structure, light, carrying convenient etc. advantage, the starting mode of the small-scale internal combustion engine adopts the starting disk of the pull cord to start or electric motor starts, the starting of the starting disk of the pull cord is through pulling the pull cord of the starting disk, make the rotational speed of the engine reach and start the rotational speed and then realize starting, this kind of starting mode has many disadvantages, for example, the pull cord is apt to break, the pulling force is not enough while using, the rotational speed can't reach, difficult to realize starting, especially for some old and weak women, etc., use very hard, and when the starting disk rotates, the terminal surface is supported on, the end face of the starting disc is easy to damage and the service life is short, therefore, the invention provides the starting disc of the internal combustion engine to solve the problems in the prior art.
Disclosure of Invention
In order to solve the problems, the invention provides the starting disc of the internal combustion engine, the starting disc of the internal combustion engine drives the spring seat to rotate by utilizing the rotating shaft through rotating the knob, so that the volute spiral spring contracts to store force and then releases the force, the internal combustion engine can be started very easily through instant impact force without being influenced by the viscosity of engine oil, weather temperature and manual starting force, the starting disc of the internal combustion engine can effectively buffer the starting wheel during starting through the effect of the shock absorber, the end face of the starting wheel is prevented from being damaged due to quick impact with the transmission end face of the internal combustion engine, and the service life of the device is prolonged.
In order to solve the problems, the invention provides an internal combustion engine starting disc which comprises a chassis, a pawl wheel, a ratchet gear and a starting wheel, wherein the pawl wheel is arranged above the chassis, the ratchet gear is arranged above the pawl wheel, the starting wheel is arranged above the ratchet gear, a rotating shaft penetrates through the middle position inside the chassis, the rotating shaft penetrates through the pawl wheel, the ratchet gear and the starting wheel, a knob is arranged at the bottom of the rotating shaft, a pawl mounting seat is arranged at the top of the pawl wheel, a bottom hole slot pipe of the ratchet gear is inserted into an inner hole slot of the pawl mounting seat, and a bottom hole slot pipe of the starting wheel is inserted into a top hole slot of the ratchet gear.
The further improvement lies in that: the ratchet wheel is fixedly installed with the rotating shaft through a nut, the ratchet wheel is movably installed with the rotating shaft through a first bearing, and the starting wheel is movably installed with the rotating shaft through a second bearing.
The further improvement lies in that: the bottom of the inside of chassis is equipped with the gear, and is equipped with the spring holder on the gear, spring holder and pivot fixed mounting, around being equipped with volute spiral spring on the spring holder, and volute spiral spring's one end and chassis inside wall are connected.
The further improvement lies in that: the base plate above the spring seat is internally provided with a fixed plate, the fixed plate is fixed with the inner side wall of the base plate, the top of the fixed plate is provided with a ball, and the ball is in movable contact with the bottom of the pawl wheel.
The further improvement lies in that: one side of the chassis is provided with a brake piece, one end of the brake piece extends into the chassis, one end of the brake piece, which is positioned inside the chassis, is provided with brake teeth, the brake teeth are matched with the gear, and one end of the brake piece, which is positioned outside the chassis, is fixed with the outer side wall of the chassis through an inserting assembly.
The further improvement lies in that: the outside of pawl mount pad articulates there is the pawl, and the pawl is equipped with two sets at least, be equipped with the shell fragment between the slope end inboard of pawl and the pawl mount pad, the inside wall of ratchet gear is equipped with the ratchet with pawl matched with.
The further improvement lies in that: the edge between the bottom of the starting wheel and the top of the ratchet wheel is provided with at least two sets of shock absorbers.
The invention has the beneficial effects that: the invention utilizes the rotating shaft to drive the spring seat to rotate by rotating the knob, thereby enabling the volute spiral spring to contract and store force, then the release is carried out, the internal combustion engine can be easily started through the instant impact force without being influenced by the viscosity of the engine oil, the weather temperature and the pulling starting force of people, and the invention can effectively buffer the starting wheel during starting through the effect of the shock absorber, avoid the end surface of the starting wheel from being damaged due to the quick impact with the transmission end surface of the internal combustion engine, prolong the service life of the device, meanwhile, the ball bearing is arranged between the pawl wheel and the fixed disk, so that the friction force can be effectively reduced, the starting force can be increased, in addition, the invention plays a role of clutch through the one-way meshing mechanism of the pawl and the ratchet, avoids additional impact of the reverse force action of the internal combustion engine, and finally, the invention fixes the gear through the brake piece, thereby locking the volute spiral spring and being safer.
Drawings
Fig. 1 is an installation cross-sectional view of the present invention.
Fig. 2 is a disassembled sectional view of the present invention.
Fig. 3 is a schematic view of the interior of the chassis of the present invention.
Fig. 4 is a schematic view of a detent wheel of the present invention.
FIG. 5 is a schematic view of the ratchet gear of the present invention.
Wherein: 1-chassis, 2-pawl wheel, 3-ratchet wheel, 4-starting wheel, 5-rotating shaft, 6-knob, 7-pawl mounting seat, 8-first bearing, 9-second bearing, 10-gear, 11-spring seat, 12-volute spring, 13-fixed disk, 14-ball, 15-brake disk, 16-pawl, 17-elastic sheet, 18-ratchet and 19-shock absorber.
Detailed Description
In order to further understand the present invention, the following detailed description will be made with reference to the following examples, which are only used for explaining the present invention and are not to be construed as limiting the scope of the present invention.
According to fig. 1, 2, 3, 4 and 5, the present embodiment provides an internal combustion engine starting disk, including a chassis 1, a pawl wheel 2, a ratchet gear 3 and a starting wheel 4, wherein the pawl wheel 2 is disposed above the chassis 1, the ratchet gear 3 is disposed above the pawl wheel 2, the starting wheel 4 is disposed above the ratchet gear 3, a rotating shaft 5 penetrates through the middle position inside the chassis 1, the rotating shaft 5 penetrates through the pawl wheel 2, the ratchet gear 3 and the starting wheel 4, a knob 6 is disposed at the bottom of the rotating shaft 5, a pawl mounting seat 7 is disposed at the top of the pawl wheel 2, a bottom hole slot tube of the ratchet gear 3 is inserted into an internal hole slot of the pawl mounting seat 7, and a bottom hole slot tube of the starting wheel 4 is inserted into a top hole slot of the ratchet gear 3;
the ratchet wheel 2 is fixedly arranged with the rotating shaft 5 through a nut, the ratchet gear 3 is movably arranged with the rotating shaft 5 through a first bearing 8, and the starting wheel 4 is movably arranged with the rotating shaft 5 through a second bearing 9;
a gear 10 is arranged at the bottom inside the chassis 1, a spring seat 11 is arranged on the gear 10, the spring seat 11 and the rotating shaft 5 are fixedly installed, a volute spring 12 is wound on the spring seat 11, and one end of the volute spring 12 is connected with the inner side wall of the chassis 1;
a fixed disc 13 is arranged in the chassis 1 above the spring seat 11, the fixed disc 13 is fixed with the inner side wall of the chassis 1, a ball 14 is arranged at the top of the fixed disc 13, and the ball 14 is movably contacted with the bottom of the ratchet wheel 2, so that the friction force is reduced;
a brake piece 15 is arranged on one side of the chassis 1, one end of the brake piece 15 extends into the chassis 1, brake teeth are arranged at one end, located inside the chassis 1, of the brake piece 15 and matched with the gear 10, and one end, located outside the chassis 1, of the brake piece 15 is fixed with the outer side wall of the chassis 1 through an inserting assembly, so that the gear 10 is conveniently braked;
The internal combustion engine starting disc can easily start the internal combustion engine through instant impact force without being influenced by engine oil viscosity, weather temperature and man pulling starting force by rotating the knob 6 and driving the spring seat 11 to rotate by utilizing the rotating shaft 5, so that the volute spiral spring 12 can contract to accumulate force and then release, the internal combustion engine starting disc can effectively buffer the starting wheel during starting through the effect of the shock absorber 19, the end surface of the starting wheel is prevented from being damaged due to quick impact with the transmission end surface of the internal combustion engine, the service life of the device is prolonged, meanwhile, the ball 14 is arranged between the pawl wheel 2 and the fixed disc 13 of the internal combustion engine starting disc, so that friction can be effectively reduced, the starting force is increased, in addition, the internal combustion engine starting disc plays a clutch role through the one-way meshing mechanism of the pawl 16 and the ratchet 18, the additional impact of the reverse force action of the internal combustion engine is avoided, the engine starting disc fixes the gear 10 by the catch 15, thereby locking the spiral spring 12 for safety.
When the internal combustion engine is started, the spiral spring 12 is reset, the spring seat 11 is rotated, the rotating shaft 5 is rotated to drive the gear 10 and the spring seat 11 to rotate, the brake piece 15 is pushed to enable the brake piece 15 to be fixed with the side wall of the chassis 1 by the aid of the plug-in assembly, so that the brake teeth on the brake piece 15 lock the gear 10, when the internal combustion engine needs to be started, the brake piece 15 is pulled out, the spiral spring 12 is reset, the spring seat 11 is rotated, the rotating shaft 5 drives the pawl wheel 2 to rotate, the pawls 16 of the pawl wheel 2 are meshed with the ratchets 18 in one direction, the ratchet wheel 3 is driven to rotate, the ratchet wheel 3 drives the starting wheel 4 to rotate, the end face of the starting wheel 4 is in collision contact with the transmission end face of the internal combustion engine, the internal combustion engine is started, in the process, collision force is absorbed by the shock absorber 19, when the internal combustion engine is started, the ratchet, by the action of the elastic sheet 17, the pawl 16 contracts inwards, is separated from the ratchet 18 and is not precisely engaged, so that the reaction force cannot drive the pawl wheel 2 to rotate excessively.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. An internal combustion engine starting disk, characterized by: the ratchet wheel mechanism comprises a chassis (1), a pawl wheel (2), a ratchet gear (3) and a starting wheel (4), wherein the pawl wheel (2) is arranged above the chassis (1), the ratchet gear (3) is arranged above the pawl wheel (2), the starting wheel (4) is arranged above the ratchet gear (3), a rotating shaft (5) penetrates through the middle position inside the chassis (1), the rotating shaft (5) penetrates through the pawl wheel (2), the ratchet gear (3) and the starting wheel (4), a knob (6) is arranged at the bottom of the rotating shaft (5), a pawl mounting seat (7) is arranged at the top of the pawl wheel (2), a hole slot pipe at the bottom of the ratchet gear (3) is inserted into an inner hole slot of the pawl mounting seat (7), a hole slot pipe at the bottom of the starting wheel (4) is inserted into a hole slot at the top of the ratchet gear (3), a gear (10) is arranged at the bottom inside the chassis (1), a spring seat (11) is arranged on the gear (10), the spring seat (11) and the rotating shaft (5) are fixedly installed, a volute spiral spring (12) is wound on the spring seat (11), one end of the volute spiral spring (12) is connected with the inner side wall of the chassis (1), a brake piece (15) is arranged on one side of the chassis (1), one end of the brake piece (15) extends into the chassis (1), brake teeth are arranged at one end, located inside the chassis (1), of the brake piece (15) and matched with the gear (10), one end, located outside the chassis (1), of the brake piece (15) is fixed with the outer side wall of the chassis (1) through a plug-in assembly, pawls (16) are hinged to the outer side of the pawl mounting seat (7), at least two groups of pawls (16) are arranged, and elastic pieces (17) are arranged between the inner side of the inclined end of the pawl (16) and the pawl mounting, the inner side wall of the ratchet gear (3) is provided with a ratchet (18) matched with the pawl (16).
2. An engine starting disk according to claim 1, wherein: the ratchet wheel (2) is fixedly mounted with the rotating shaft (5) through a nut, the ratchet wheel (3) is movably mounted with the rotating shaft (5) through a first bearing (8), and the starting wheel (4) is movably mounted with the rotating shaft (5) through a second bearing (9).
3. An engine starting disk according to claim 1, wherein: the novel ratchet wheel is characterized in that a fixed disc (13) is arranged inside the chassis (1) above the spring seat (11), the fixed disc (13) is fixed to the inner side wall of the chassis (1), balls (14) are arranged at the top of the fixed disc (13), and the balls (14) are in movable contact with the bottom of the ratchet wheel (2).
4. An engine starting disk according to claim 1, wherein: shock absorbers (19) are arranged at the edge between the bottom of the starting wheel (4) and the top of the ratchet wheel (3), and at least two groups of shock absorbers (19) are arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810929953.4A CN109083793B (en) | 2018-08-15 | 2018-08-15 | Starting disc of internal combustion engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810929953.4A CN109083793B (en) | 2018-08-15 | 2018-08-15 | Starting disc of internal combustion engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109083793A CN109083793A (en) | 2018-12-25 |
| CN109083793B true CN109083793B (en) | 2020-09-29 |
Family
ID=64793620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810929953.4A Active CN109083793B (en) | 2018-08-15 | 2018-08-15 | Starting disc of internal combustion engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109083793B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114769896A (en) * | 2022-06-20 | 2022-07-22 | 江苏炜盛光电科技有限公司 | Optical fiber laser marking machine |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006322354A (en) * | 2005-05-18 | 2006-11-30 | Mitsubishi Heavy Ind Ltd | Method for starting small-sized internal combustion engine, and spiral spring type starter device |
| CN202645810U (en) * | 2012-06-21 | 2013-01-02 | 杨屏江 | Pull-free start disc of engine |
| CN102954169A (en) * | 2011-08-20 | 2013-03-06 | 王盘龙 | Torsion stored energy release starting mechanism |
| CN203515913U (en) * | 2013-09-24 | 2014-04-02 | 罗开华 | Pull-free starter |
| CN103742327A (en) * | 2014-01-24 | 2014-04-23 | 台州市伊牧精密机械有限公司 | Internal combustion engine startup disk |
-
2018
- 2018-08-15 CN CN201810929953.4A patent/CN109083793B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006322354A (en) * | 2005-05-18 | 2006-11-30 | Mitsubishi Heavy Ind Ltd | Method for starting small-sized internal combustion engine, and spiral spring type starter device |
| CN102954169A (en) * | 2011-08-20 | 2013-03-06 | 王盘龙 | Torsion stored energy release starting mechanism |
| CN202645810U (en) * | 2012-06-21 | 2013-01-02 | 杨屏江 | Pull-free start disc of engine |
| CN203515913U (en) * | 2013-09-24 | 2014-04-02 | 罗开华 | Pull-free starter |
| CN103742327A (en) * | 2014-01-24 | 2014-04-23 | 台州市伊牧精密机械有限公司 | Internal combustion engine startup disk |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109083793A (en) | 2018-12-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP1469196B1 (en) | Starter pulley with integral clutch | |
| US7721698B2 (en) | Starter of small engine | |
| JP6235234B2 (en) | Transmission device with two gears for an electric machine with a system for controlling angular play | |
| CN109083793B (en) | Starting disc of internal combustion engine | |
| US7621246B2 (en) | Starter for small-sized engine | |
| EP0790405B1 (en) | Starter having planetary gear reduction device | |
| RU2003109434A (en) | STARTER | |
| US3032024A (en) | Spring-impulse engine starter | |
| CN205297808U (en) | Engine starting device | |
| TWM431245U (en) | Transmission device | |
| CN202900505U (en) | Mini-tiller starter | |
| CN102877998A (en) | Mini-tiller starter | |
| US8272282B2 (en) | Starter motor having a shock absorber | |
| CN209925141U (en) | Electric starting device and internal combustion engine with same | |
| CN202883203U (en) | Volute spiral spring starter | |
| CN214661617U (en) | Isolator and vehicle | |
| CN102900582A (en) | Scroll spring starter | |
| CN2934635Y (en) | Ratch type one-way clutch | |
| CN215452693U (en) | Starting motor for tricycle diesel engine | |
| CN203515914U (en) | Hand-pulled starter of internal combustion engine | |
| CN219492448U (en) | Pulling-free starter for small diesel engine | |
| CN218625139U (en) | Starting motor clutch of micro turbojet engine | |
| CN214197046U (en) | Spiral helical gear isolator | |
| CN2368989Y (en) | Michanical ignitor for diesel engine | |
| JP3093337U (en) | Starting device for remote control model car |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |