CN102748182A - Quickly labor-saving starting device of agricultural diesel engine - Google Patents
Quickly labor-saving starting device of agricultural diesel engine Download PDFInfo
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- CN102748182A CN102748182A CN201210269969XA CN201210269969A CN102748182A CN 102748182 A CN102748182 A CN 102748182A CN 201210269969X A CN201210269969X A CN 201210269969XA CN 201210269969 A CN201210269969 A CN 201210269969A CN 102748182 A CN102748182 A CN 102748182A
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Abstract
The invention discloses a quickly labor-saving starting device of an agricultural diesel engine. The starting device is composed of a rocking bar, a transmission gear group, a support structure, a flywheel, a locking mechanism, a regulating device and a transmission shaft, wherein the flywheel and the transmission shaft are arranged coaxially; the locking mechanism is arranged between the flywheel and the transmission shaft; when the flywheel and the transmission shaft are locked by the locking mechanism, the flywheel and the transmission shaft process transmission synchronously; when the flywheel and the transmission shaft are not locked, the flywheel and the transmission shaft are independent mutually. According to the invention, the starting device has benefit technical effect that in a starting procedure, the flywheel is tripped from the transmission shaft; the flywheel is acted independently so as to save labor greatly; after the flywheel stores enough energy, the flywheel and the transmission shaft are locked, so that kinetic energy of the flywheel is transmitted to the transmission shaft so as to compress air in a combustion chamber; synchronous tripping of the rocking bar and the flywheel is realized while the flywheel and the transmission shaft are locked; therefore, the quickly labor-saving starting device prevents the rocking bar from being rotated by the flywheel so as to protect safety of operators.
Description
Technical field
The present invention relates to a kind of agricultural equipment Diesel engine, relate in particular to quick, the laborsaving starting drive of a kind of agricultural equipment Diesel engine.
Background technique
The power system of farm equipment generally adopts diesel engine and petrol engine, and is each has something to recommend him when two kinds of power systems are used for farm equipment, wherein; Relevant with the present invention has: gasoline engine starting is convenient; But fuel price is higher, is example with the microtilling machine, and the fuel cost that the microtilling machine that adopts petrol engine to be used as power is whenever ploughed 0.07 hectare is probably about 30 yuan; And the fuel cost that the microtilling machine that adopts diesel engine to be used as power is whenever ploughed 0.07 hectare is probably about 10 yuan; Obviously, taking cost into account, friend peasant more is ready to select the lower diesel engine of operating cost;
The problem that existing diesel engine exists is: the diesel engine that common shaking type starts, and its start-up course is: during startup, the operator is through rocking bar or adopt drag-line pulling flywheel to rotate; The flywheel driving crank, bent axle drives connecting rod, the reciprocating motion of the pistons in the firing chamber, and the air in the firing chamber is compressed generation high temperature under the effect of piston; During to top dead center; Diesel pump ejects atomized diesel fuel automatically, and diesel oil is lighted under the effect of high temperature air, realizes the startup of diesel engine; This Starting mode extremely consumes one's strength; But also the strength that requires operator itself enough big (piston only just can make air be compressed into top dead center under very big strength effect); Starting the diesel injection device need carry out with the operation rocking bar simultaneously; And the success rate that starts is lower, will come back operations repeatedly could start sometimes, very consumes one's strength.
To aforesaid defective, researchers have also carried out some useful explorations, for example; The diesel engine that has has just been abandoned manual cranking, then adopts electric control starting, but electric control starting certainly will need be equipped with storage battery for diesel engine; For farm equipment, increased a part of cost undoubtedly again, obviously peasant's friends who is unwilling to accept; And electric controller is comparatively fragile, need the operator to possess certain maintenance, maintenance general knowledge, and farm equipment is with respect to other equipment; Its important characteristic is exactly to reduce the technical requirements to the operator as far as possible, so that the lower peasant of educational level can use independently; Also there is seasonal demand in the use of the farm equipment of concrete kind, like microtilling machine, only just can use in specific sowing season; All the other times, equipment all is in idle state, obviously; Storage battery cannot not be suitable long-term idle, and standby time is long, and the situation that lost efficacy or damaged can appear in storage battery; When using next time, just need to change storage battery, this has increased the operating cost of equipment again further.
In sum, the agricultural equipment Diesel engine that existing shaking type starts is though possess the low advantage of operating cost; But its start-up course is not only required great effort, and also needs the operator to possess bigger strength, and; There is potential safety hazard in rocking bar if can not deviate from automatically or " diesel engine backfire ".
Summary of the invention
To the problem in the background technique; The present invention proposes quick, the laborsaving starting drive of a kind of agricultural equipment Diesel engine; It is made up of rocking bar, driving gear set, supporting structure, flywheel, lockable mechanism, controlling device and transmission shaft, is in transmission connection through driving gear set between rocking bar and the flywheel; Supporting structure is that rocking bar and driving gear set provide supporting; The coaxial setting of flywheel and transmission shaft, lockable mechanism are arranged between flywheel and the transmission shaft, and lockable mechanism is during with the locking of flywheel and transmission shaft, and flywheel and transmission shaft rotate synchronously, and when not locking, flywheel and transmission shaft are separate; Transmission shaft is connected with the indoor piston drive of diesel combustion; Controlling device is used for the action of manual control lock locking mechanism.
After adopting structure of the present invention, operator's rotating rocker carries out stored energy operation (this moment, flywheel and transmission shaft did not lock) to flywheel; After flywheel reached certain rotating speed, the operating regulation device made the locking of flywheel and transmission shaft; The flywheel energy stored just affacts and drives the transmission shaft rotation on the transmission shaft; During to top dead center, diesel pump sprays vaporific diesel oil to be lighted by high temperature compressed air, realizes the startup of diesel engine; Driving gear set is equivalent to a speed changer (raising speed), to improve the rotating speed that starts preceding flywheel;
Based on aforesaid scheme, the invention allows for the lockable mechanism of following structure: the structure of said lockable mechanism is: it is made up of craspedodrome pin, position-arresting disk and cover plate;
Flywheel is provided with axial through hole, and the rotatingshaft of through hole and flywheel is eccentric to be provided with; The pin of keeping straight on places in the through hole, and the pin of keeping straight on endwisely slips along through hole; Position-arresting disk is fixedly connected with transmission shaft is coaxial, and position-arresting disk is coaxial with flywheel, the contiguous setting, and position-arresting disk does not contact with flywheel; Position relative with through hole on the position-arresting disk is provided with restraining groove; After the pin part in the through hole of keeping straight on skids off and slips in the restraining groove; Flywheel and position-arresting disk rotate under the block effect of the pin of keeping straight on synchronously, and promptly flywheel and transmission shaft are locked under the block effect of the pin of keeping straight on; Cover plate is arranged on the flywheel upper-end surface, and cover plate covers throughhole portions, and the cover plate restriction is kept straight on and sold displacement upwards.
At mechanical field, can realize the device of locking between two devices of coaxial rotation and disconnection variedly, than existing same device, lockable mechanism of the present invention has made full use of the device inner space, has delicate structure, stable advantage.
To aforesaid craspedodrome pin, the invention allows for following preferred structure mode: the pin of keeping straight on is made up of support, padlock, axle spring and radial spring; Support tegmentum integrated circuit board retaining is in through hole; Be provided with axle spring between support upper-end surface and the cover plate interior edge face; Axle spring provides downward active force to support, and after support moved in the restraining groove under the effect of axle spring, flywheel rotated through support transmission position-arresting disk synchronously; Padlock one end and support are rotationally connected, and are provided with radial spring between padlock middle part and the support, and radial spring is in its pre-compressed state, and the padlock the other end is provided with hook formation; When support moved to maximum displacement place upwards, the hook formation on the padlock had been hooked under the effect of radial spring on the end face of flywheel, the axial displacement that restriction is kept straight on and sold.After adopting the craspedodrome pin of aforementioned structure, the pin of keeping straight on can be realized the locking certainly of mobile position under the effect of two springs, thereby ensures the stable operation of structure.
On the craspedodrome pin scheme basis of aforementioned structure, the present invention has also designed the controlling device of unique texture for it: said controlling device is made up of lever, cam lever, top board and boss; The flywheel upper-end surface is provided with bar-shaped trough, and the rotatingshaft of bar-shaped trough and flywheel is eccentric to be provided with, and bar-shaped trough is communicated with through hole; Lever places in the bar-shaped trough, and lever one end and support are in transmission connection, and the lever the other end is provided with plush copper, keeps straight on when selling flywheel and transmission shaft locking, and plush copper is protruded from the flywheel upper-end surface; Top board one end and cam lever are in transmission connection, and the top board the other end is corresponding with the padlock position, and the structural member of diesel engine is that cam lever and top board provide supporting; When cam lever rotated, the top board movement therewith was after the hook formation on the padlock is hooked on the flywheel upper-end surface; During movement of roof to a certain position; Top board and hook formation interfere on the position, and hook formation is backed down, the hook state release of padlock and flywheel; The pin of keeping straight on moves downward to restraining groove under the effect of axle spring, with flywheel and transmission shaft locking;
Boss is in transmission connection through driving mechanism and cam lever; Lug boss position is corresponding with the plush copper on the lever, and when flywheel and transmission shaft were in the lock state, boss was after moving to a certain position under the transmission of cam lever; Boss and plush copper position interfere; Plush copper is pushed up downwards, and the connecting end of lever and support moves upward under leverage, and support also moves upward thereupon the active force that overcomes axle spring; When support moved to certain position, the hook formation on the padlock had been hooked under the effect of radial spring on the end face of flywheel;
Wherein, boss and top board are synchronized with the movement under the gearing of cam lever, and when boss and plush copper interfered, top board did not contact with hook formation, otherwise when top board and hook formation interfered, boss did not contact with plush copper.The basic goal of controlling device is the structural member of stirring on the pin of keeping straight on; To change its position, in order to realize this purpose, those skilled in the art are under the existing mechanical knowledge requirement; Should be able to design diversified realization means; Its unique distinction of controlling device of the present invention is to make top board and boss realize interlock, guarantees that two devices do not clash, and makes structure move more smooth and easyly, stablize.
On aforesaid preferred controlling device architecture basics; Realize interlock in order to make drive connection and the drive connection between flywheel and the transmission shaft between driving gear set and the flywheel; The invention allows for following improvement project: supporting structure and flywheel are slidingly connected; When supporting structure slid into a certain position, the driving gear set on the supporting structure contacted with flywheel, and driving gear set and flywheel form drive connection; When driving gear set did not contact with flywheel, driving gear set and flywheel were separate; Boss is arranged at the nonrotational locations of structures place on the driving gear set; Top board, boss and supporting structure three are synchronized with the movement under the gearing of cam lever; When flywheel and transmission shaft are in the lock state; Driving gear set does not contact with flywheel, and when flywheel and transmission shaft were in separate state, driving gear set contacted with flywheel; Supporting structure is provided with preloading spring, supporting structure under the effect of preloading spring to flywheel near, driving gear set is contacted with flywheel.After supporting structure adopts this scheme, when can make the locking of flywheel and transmission shaft driving gear set and flywheel are thrown off, rocking bar can not rotated with flywheel, avoided the reverse security hidden trouble that drives rocking bar and cause behind the diesel engine starting.
The driving gear set of repeatedly mentioning in the aforementioned schemes can adopt following preferred embodiment: said driving gear set is made up of driving gear and driven tooth wheels; Driving gear is fixedly connected with rocking bar is coaxial; Be in transmission connection between driving gear and the driven tooth wheels, driven tooth wheels and flywheel are in transmission connection.
Based on the concrete structure of driving gear set, the present invention has also done following improvement: boss is arranged on the gear support axial end on the driven tooth wheels, and the two follows boss and gear support axle supporting structure and be synchronized with the movement.Boss is arranged on the gear support axial end on the driven tooth wheels, has made full use of existing structure, need not for boss supporting structure to be set separately again, and the tightness of device internal structure is further improved.
Aforesaid supporting structure can adopt following preferred constructive form: supporting structure is made up of housing, preloading spring and slide plate, and housing is provided with chute, and the housing at chute place is provided with strip through-hole; Be slidingly connected between chute and the slide plate, rocking bar and driving gear set all are arranged on the slide plate, and strip through-hole is used to let the rotatingshaft of rocking bar pass through; The position of adjusting slider, i.e. position between can regulate driving gear set and the flywheel, when driving gear set contacted with flywheel, driving gear set and flywheel were in transmission connection, when driving gear set does not contact with flywheel, driving gear set idle running; Preloading spring is arranged between chute and the slide plate, and under the effect of preloading spring, driving gear set and flywheel on the slide plate keep in touch.
For the pin of keeping straight on can be got in the restraining groove apace, shorten the reaction time of device, the present invention has also done following improvement to restraining groove: said restraining groove is a plurality of, a plurality of restraining grooves circumferentially evenly are provided with along position-arresting disk; The restraining groove cross section is fan-shaped, contoured cradle and restraining groove form fit.
Useful technique effect of the present invention is: makes alternative switching of drive connection between flywheel and the transmission shaft, during startup, flywheel and transmission shaft thrown off, and separately to the flywheel work done, very laborsaving; After flywheel has stored enough energy,, make the kinetic energy of flywheel be delivered on the transmission shaft air that compression and combustion is indoor with flywheel and transmission shaft locking; In with flywheel and transmission shaft locking, realized the synchronous disengagement of rocking bar and flywheel, avoid rocking bar under the drive of flywheel, to rotate, protection operator's safety; Device of the present invention is laborsaving but also safety not only, and the operation of the cheap shaking type diesel engine of fuel cost is simplified.
Description of drawings
Fig. 1, schematic appearance of the present invention;
The generalized section of Fig. 2, the inner flywheel of device position;
Fig. 3, position-arresting disk structural representation;
Fig. 4, craspedodrome pin structure schematic representation;
Fig. 5, the pin internal structure of keeping straight on generalized section one;
Fig. 6, keep straight on pin and lever annexation schematic representation;
Fig. 7, controlling device principle schematic one (flywheel and transmission shaft are in disengaged condition among the figure);
Fig. 8, controlling device principle schematic two (flywheel and transmission shaft are in the lock state among the figure).
Embodiment
Quick, the laborsaving starting drive of a kind of agricultural equipment Diesel engine, it is made up of rocking bar 1, driving gear set, supporting structure, flywheel 5, lockable mechanism, controlling device and transmission shaft 8, is in transmission connection through driving gear set between rocking bar 1 and the flywheel 5; Supporting structure is that rocking bar 1 provides supporting with driving gear set; Flywheel 5 and transmission shaft 8 coaxial settings, lockable mechanism is arranged between flywheel 5 and the transmission shaft 8, and when lockable mechanism locked flywheel 5 with transmission shaft 8, flywheel 5 rotated with transmission shaft 8 synchronously, and when not locking, flywheel 5 is separate with transmission shaft 8; Transmission shaft 8 is connected with the indoor piston drive of diesel combustion; Controlling device is used for the action of manual control lock locking mechanism.
Working principle of the present invention is: in order to narrate conveniently, we are defined as load elements with transmission shaft 8 and with parts that transmission shaft 8 is in drive state always; At first, there is the shortcoming that starts effort in the diesel engine of having introduced existing shaking type startup in the background technique, and this mainly is because flywheel 5 and load elements are remaining drive connection; Need very big active force ability rotary flywheel 5, this is the main cause that causes " starting effort ", to this defective; The inventor is through concentrating on studies; Scheme of the present invention has been proposed: for a COMM communication is set between flywheel 5 and the load elements, the locking relation between COMM communication can regulate flywheel 5 and the load elements, obviously; Are ten minutes labour-saving during flywheel 5 idle running; Only need very little active force that it is rotated, and can flywheel 5 obtained than the much bigger rotating speed of rocking bar 1 rotating speed through meshing relation between the adjusting driving gear set internal gear and the meshing relation between the driving component on driving gear set and the flywheel 5; After the kinetic energy of treating flywheel 5 acquired a certain degree, with flywheel 5 and transmission shaft 8 lockings, at this moment flywheel 5 just drove transmission shaft 8 and rotates synchronously, and after the band piston possessed certain inertia, the oil spout of startup diesel injection device can realize the startup of diesel engine.
The structure of said lockable mechanism is: it is made up of keep straight on pin 6, position-arresting disk 7 and cover plate 13; Flywheel 5 is provided with axial through hole 5-2, and the rotatingshaft of through hole 5-2 and flywheel 5 is eccentric to be provided with; The pin 6 of keeping straight on places in the through hole 5-2, and the pin 6 of keeping straight on endwisely slips along through hole 5-2; Position-arresting disk 7 and transmission shaft 8 coaxial fixed connections; And position-arresting disk 7 and flywheel 5 coaxial, contiguous settings, position-arresting disk 7 does not contact with flywheel 5 (in the actual production, in order to save the axial length of space, reduction means; Can position-arresting disk 7 and flywheel 5 be designed to nested structure; Be about to position-arresting disk 7 and be socketed in the flywheel 5, between position-arresting disk 7 and the flywheel 5 bearing is set, mutual noninterference under the effect of bearing when position-arresting disk 7 slides with flywheel 5 each other); Position relative with through hole 5-2 on the position-arresting disk 7 is provided with restraining groove 7-1; After pin 6 part in the through hole 5-2 of keeping straight on skids off and slips in the restraining groove 7-1; Flywheel 5 rotates under the block effect of the pin 6 of keeping straight on position-arresting disk 7 synchronously, and promptly flywheel 5 is locked under the block effect of the pin 6 of keeping straight on transmission shaft 8; Cover plate 13 is arranged on flywheel 5 upper-end surfaces, and cover plate 13 partly covers through hole 5-2, the displacement that cover plate 13 restriction craspedodrome pins 6 make progress.
In mechanical field; The structure that can lock or throw off operation to the synchronized relation of the parts of two coaxial rotation is very many; Concrete during to structure of the present invention, lockable mechanism of the present invention has made full use of the inner space of flywheel 5, and the tightness of structure is improved; And keep straight on pin 6, flywheel 5 and position-arresting disk 7 threes' annexation is simple, stable, has guaranteed the stable operation of device.
In the mechanical field; Can be varied to the means that the stroke or the position of craspedodrome pin 6 are controlled; But the overall dimensions of agricultural equipment Diesel engine not suitable for making is too much; Should make full use of the inner space of existing structure, so the inventor has also proposed following preferred structure to the pin 6 of keeping straight on: the pin 6 of keeping straight on is made up of support 6-1, padlock 6-2, axle spring 6-3 and radial spring 6-4; Support 6-1 by cover plate 13 blocks in through hole 5-2; Be provided with axle spring 6-3 between support 6-1 upper-end surface and cover plate 13 interior edge faces; Axle spring 6-3 provides downward active force to support 6-1; After support 6-1 moved in the restraining groove 7-1 under the effect of axle spring 6-3, flywheel 5 rotated through support 6-1 transmission position-arresting disk 7 synchronously; Padlock 6-2 one end and support 6-1 are rotationally connected, and are provided with radial spring 6-4 between padlock 6-2 middle part and the support 6-1, and radial spring 6-4 is in its pre-compressed state, and the padlock 6-2 the other end is provided with hook formation; When support 6-1 moved to maximum displacement place upwards, the hook formation on the padlock 6-2 had been hooked under the effect of radial spring 6-4 on the end face of flywheel 5, the axial displacement of restriction craspedodrome pin 6.After the pin 6 of keeping straight on adopts aforementioned structure; When the pin 6 of keeping straight on moves to maximum displacement place upwards; Can realize self-locking through the effect of radial spring 6-4 and padlock 6-2, when the pin 6 of keeping straight on moves to downward maximum displacement place, can realize self-locking through the effect of axle spring 6-3 and position-arresting disk 7; This self-locking mechanism is flexibly exquisite, has avoided at the independent limit stoper of flywheel 5 outer installment.
In theory; Can find a lot of means to come the action of the pin 6 of keeping straight on is controlled in the existing mechanical knowledge; But the inventor thinks that the action of adopting following controlling device to control craspedodrome pin 6 can make the tightness of structure reach maximization and also make the device of controlling pin 6 uplink and downlink of keeping straight on realize interlock simultaneously, and specifically scheme is: said controlling device is made up of lever 14, cam lever 10, top board 16 and boss 15;
Top board 16 1 ends and cam lever 10 are in transmission connection, and top board 16 the other ends are corresponding with padlock 6-2 position, and the structural member of diesel engine is that cam lever 10 provides supporting with top board 16; When cam lever 10 rotated, top board 16 movement therewith were after the hook formation on the padlock 6-2 is hooked on flywheel 5 upper-end surfaces; When top board 16 moves to a certain position; Top board 16 interferes on the position with hook formation, and hook formation is backed down, the hook state release of padlock 6-2 and flywheel 5; The pin 6 of keeping straight on moves downward under the effect of axle spring 6-3 to restraining groove 7-1, with flywheel 5 and transmission shaft 8 lockings;
Boss 15 is in transmission connection through driving mechanism and cam lever 10; Boss 15 positions are corresponding with the plush copper on the lever 14, and when flywheel 5 and transmission shaft 8 were in the lock state, boss 15 was after moving to a certain position under the transmission of cam lever 10; Boss 15 interferes with the plush copper position; Plush copper is pushed up downwards, and lever 14 moves upward under leverage with the connecting end of support 6-1, and support 6-1 also moves upward thereupon the active force that overcomes axle spring 6-3; When support 6-1 moved to certain position, the hook formation on the padlock 6-2 had been hooked under the effect of radial spring 6-4 on the end face of flywheel 5;
Wherein, boss 15 is synchronized with the movement under the gearing of cam lever 10 with top board 16, and when boss 15 and plush copper interfered, top board 16 did not contact with hook formation, otherwise when top board 16 interfered with hook formation, boss 15 did not contact with plush copper.
Introduce some in the aforementioned schemes and can realize the scheme of fundamental function of the present invention (being laborsaving startup); Safety issue when also having mentioned diesel engine starting in the background technique; The present invention is directed to this problem and also proposed following solution: supporting structure and flywheel 5 are slidingly connected; When supporting structure slid into a certain position, the driving gear set on the supporting structure contacted with flywheel 5, and driving gear set and flywheel 5 form drive connections; When driving gear set did not contact with flywheel 5, driving gear set and flywheel 5 were separate; Boss 15 is arranged at the nonrotational locations of structures place on the driving gear set; Top board 16, boss 15 and supporting structure three are synchronized with the movement under the gearing of cam lever 10; When flywheel 5 and transmission shaft 8 are in the lock state; Driving gear set does not contact with flywheel 5, and when flywheel 5 and transmission shaft 8 were in separate state, driving gear set contacted with flywheel 5; Supporting structure is provided with preloading spring, supporting structure under the effect of preloading spring to flywheel 5 near, driving gear set is contacted with flywheel 5.
After supporting structure adopts aforesaid scheme; When flywheel 5 locks with transmission shaft 8; Drive connection between driving gear set and the flywheel 5 is cut off; This just makes flywheel 5 and the drive connection between the rocking bar 1 among the present invention also can optionally lock or break off, guaranteed diesel engine starting after rocking bar 1 can not rotate synchronously, eliminated potential safety hazard; Simultaneously, behind the employing said structure, top board 16, boss 15 and supporting structure three have realized interlock, and the degree of integration of structure is improved.
Said driving gear set is made up of driving gear 2 and driven tooth wheels 3; Driving gear 2 and rocking bar 1 coaxial the fixed connection; Be in transmission connection driven tooth wheels 3 be in transmission connection with flywheel 5 (flywheel 5 ends are provided with the tooth axle with driven tooth wheels 3 couplings) between driving gear 2 and the driven tooth wheels 3.It will be understood by those skilled in the art that flywheel 5 is possessed only need be adjusted between driving gear 2 and the driven tooth wheels 3 and the meshing relation between driven tooth wheels 3 and the tooth axle gets final product than rocking bar 1 bigger rotating speed.
In order to simplify structure, aforesaid boss 15 can be arranged on gear support axle (the gear support axle can the not rotate) end face on the driven tooth wheels 3, and the two follows boss 15 and gear support axle supporting structure and be synchronized with the movement, and has utilized existing structure fully.
The invention allows for a kind of preferred embodiment of supporting structure: supporting structure is made up of housing, preloading spring and slide plate 4, and housing is provided with chute, and the housing at chute place is provided with strip through-hole; Be slidingly connected between chute and the slide plate 4, rocking bar 1 all is arranged on the slide plate 4 with driving gear set, and strip through-hole is used to let the rotatingshaft of rocking bar 1 pass through; The position of adjusting slider 4, i.e. position between can regulate driving gear set and the flywheel 5, when driving gear set contacted with flywheel 5, driving gear set and flywheel 5 were in transmission connection, when driving gear set does not contact with flywheel 5, driving gear set idle running; Preloading spring is arranged between chute and the slide plate 4, and under the effect of preloading spring, driving gear set on the slide plate 4 and flywheel 5 keep in touch.
Further, the present invention has also proposed following improvement to restraining groove 7-1: said restraining groove 7-1 is a plurality of, and a plurality of restraining groove 7-1 circumferentially evenly are provided with along position-arresting disk 7; Restraining groove 7-1 cross section is fan-shaped, support 6-1 profile and restraining groove 7-1 form fit.
Claims (9)
1. quick, laborsaving starting drive of agricultural equipment Diesel engine; It is characterized in that: it is made up of rocking bar (1), driving gear set, supporting structure, flywheel (5), lockable mechanism, controlling device and transmission shaft (8), is in transmission connection through driving gear set between rocking bar (1) and the flywheel (5); Supporting structure is that rocking bar (1) and driving gear set provide supporting; Flywheel (5) and the coaxial setting of transmission shaft (8); Lockable mechanism is arranged between flywheel (5) and the transmission shaft (8); Lockable mechanism is during with the locking of flywheel (5) and transmission shaft (8); Flywheel (5) and transmission shaft (8) rotate synchronously, and when not locking, flywheel (5) and transmission shaft (8) are separate; Transmission shaft (8) is connected with the indoor piston drive of diesel combustion; Controlling device is used for the action of manual control lock locking mechanism.
2. quick, the laborsaving starting drive of agricultural equipment Diesel engine according to claim 1, it is characterized in that: the structure of said lockable mechanism is: it is made up of keep straight on pin (6), position-arresting disk (7) and cover plate (13);
Flywheel (5) is provided with axial through hole (5-2), and through hole (5-2) is provided with the rotatingshaft of flywheel (5) is eccentric; The pin (6) of keeping straight on places in the through hole (5-2), and the pin (6) of keeping straight on endwisely slips along through hole (5-2); Position-arresting disk (7) and coaxial fixed connection of transmission shaft (8), and position-arresting disk (7) is coaxial with flywheel (5), the contiguous setting, and position-arresting disk (7) does not contact with flywheel (5); Position-arresting disk (7) is gone up and the relative position of through hole (5-2) is provided with restraining groove (7-1); After the pin (6) of keeping straight on skids off and slips in the restraining groove (7-1) from the interior part of through hole (5-2); Flywheel (5) and position-arresting disk (7) rotate under the block effect of the pin (6) of keeping straight on synchronously, and promptly flywheel (5) and transmission shaft (8) are locked under the block effect of the pin (6) of keeping straight on; Cover plate (13) is arranged on flywheel (5) upper-end surface, and cover plate (13) covers through hole (5-2) part, and cover plate (13) restriction is kept straight on and sold the displacement that (6) make progress.
3. quick, the laborsaving starting drive of agricultural equipment Diesel engine according to claim 2 is characterized in that: the pin (6) of keeping straight on is made up of support (6-1), padlock (6-2), axle spring (6-3) and radial spring (6-4);
Support (6-1) by cover plate (13) block in through hole (5-2); Be provided with axle spring (6-3) between support (6-1) upper-end surface and cover plate (13) interior edge face; Axle spring (6-3) provides downward active force to support (6-1); After support (6-1) moved in the restraining groove (7-1) under the effect of axle spring (6-3), flywheel (5) rotated through support (6-1) transmission position-arresting disk (7) synchronously; Padlock (6-2) end and support (6-1) are rotationally connected, and are provided with radial spring (6-4) between padlock (6-2) middle part and the support (6-1), and radial spring (6-4) is in its pre-compressed state, and padlock (6-2) the other end is provided with hook formation; When support (6-1) moved to maximum displacement place upwards, the hook formation on the padlock (6-2) had been hooked under the effect of radial spring (6-4) on the end face of flywheel (5), and restriction is kept straight on and sold the axial displacement of (6).
4. quick, the laborsaving starting drive of agricultural equipment Diesel engine according to claim 3 is characterized in that: said controlling device is made up of lever (14), cam lever (10), top board (16) and boss (15);
Flywheel (5) upper-end surface is provided with bar-shaped trough, and the rotatingshaft of bar-shaped trough and flywheel (5) is eccentric to be provided with, and bar-shaped trough is communicated with through hole (5-2); Lever (14) places in the bar-shaped trough, and lever (14) one ends and support (6-1) are in transmission connection, and lever (14) the other end is provided with plush copper, keeps straight on when selling (6) with flywheel (5) and transmission shaft (8) locking, and plush copper is protruded from flywheel (5) upper-end surface;
Top board (16) one ends and cam lever (10) are in transmission connection; Top board (16) the other end is corresponding with padlock (6-2) position, and the structural member of diesel engine is that cam lever (10) and top board (16) provide supporting, when cam lever (10) rotates; Top board (16) movement therewith; After the hook formation on the padlock (6-2) was hooked on flywheel (5) upper-end surface, when top board (16) moved to a certain position, top board (16) interfered on the position with hook formation; Hook formation is backed down; The hook state release of padlock (6-2) and flywheel (5), the pin (6) of keeping straight on moves downward under the effect of axle spring (6-3) to restraining groove (7-1), with flywheel (5) and transmission shaft (8) locking;
Boss (15) is in transmission connection through driving mechanism and cam lever (10); Boss (15) position is corresponding with the plush copper on the lever (14); When flywheel (5) and transmission shaft (8) when being in the lock state; Boss (15) is after moving to a certain position under the transmission of cam lever (10), and boss (15) interferes with the plush copper position, and plush copper is pushed up downwards; Lever (14) moves upward under leverage with the connecting end of support (6-1); Support (6-1) also moves upward thereupon the active force that overcomes axle spring (6-3), and when support (6-1) when moving to certain position, the hook formation on the padlock (6-2) is being hooked under the effect of radial spring (6-4) on the end face of flywheel (5);
Wherein, boss (15) and top board (16) are synchronized with the movement under the gearing of cam lever (10), when boss (15) and plush copper interfere; Top board (16) does not contact with hook formation; Otherwise when top board (16) interfered with hook formation, boss (15) did not contact with plush copper.
5. quick, the laborsaving starting drive of agricultural equipment Diesel engine according to claim 4; It is characterized in that: supporting structure and flywheel (5) are slidingly connected; When supporting structure slides into a certain position; Driving gear set on the supporting structure contacts with flywheel (5), and driving gear set and flywheel (5) form drive connection; Driving gear set and flywheel (5) be not when contacting, and driving gear set and flywheel (5) are separate; Boss (15) is arranged at the nonrotational locations of structures place on the driving gear set; Top board (16), boss (15) and supporting structure three are synchronized with the movement under the gearing of cam lever (10); When flywheel (5) and transmission shaft (8) when being in the lock state; Driving gear set does not contact with flywheel (5), and when flywheel (5) and transmission shaft (8) were in separate state, driving gear set contacted with flywheel (5); Supporting structure is provided with preloading spring, supporting structure under the effect of preloading spring to flywheel (5) near, driving gear set is contacted with flywheel (5).
6. according to claim 1 or quick, the laborsaving starting drive of 5 described agricultural equipment Diesel engines; It is characterized in that: said driving gear set is made up of driving gear (2) and driven tooth wheels (3); Driving gear (2) and coaxial fixed connection of rocking bar (1); Be in transmission connection between driving gear (2) and the driven tooth wheels (3), driven tooth wheels (3) are in transmission connection with flywheel (5).
7. quick, the laborsaving starting drive of agricultural equipment Diesel engine according to claim 6; It is characterized in that: boss (15) is arranged on the gear support axial end on the driven tooth wheels (3), and the two follows boss (15) and gear support axle supporting structure and be synchronized with the movement.
8. according to claim 1 or quick, the laborsaving starting drive of 5 described agricultural equipment Diesel engines, it is characterized in that: supporting structure is made up of housing, preloading spring and slide plate (4), and housing is provided with chute, and the housing at chute place is provided with strip through-hole; Chute and slide plate are slidingly connected between (4), and rocking bar (1) and driving gear set all are arranged on the slide plate (4), and strip through-hole is used to let the rotatingshaft of rocking bar (1) pass through; The position of adjusting slider (4); Be the position between can regulate driving gear set and the flywheel (5), driving gear set and flywheel (5) are when contacting, and driving gear set and flywheel (5) are in transmission connection; Driving gear set and flywheel (5) be when contacting, driving gear set idle running; Preloading spring is arranged between chute and the slide plate (4), and under the effect of preloading spring, driving gear set on the slide plate (4) and flywheel (5) keep in touch.
9. quick, the laborsaving starting drive of agricultural equipment Diesel engine according to claim 3 is characterized in that: said restraining groove (7-1) is for a plurality of, and a plurality of restraining grooves (7-1) circumferentially evenly are provided with along position-arresting disk (7); Restraining groove (7-1) cross section is fan-shaped, support (6-1) profile and restraining groove (7-1) form fit.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210269969XA CN102748182A (en) | 2012-08-01 | 2012-08-01 | Quickly labor-saving starting device of agricultural diesel engine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210269969XA CN102748182A (en) | 2012-08-01 | 2012-08-01 | Quickly labor-saving starting device of agricultural diesel engine |
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| Publication Number | Publication Date |
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| CN102748182A true CN102748182A (en) | 2012-10-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210269969XA Pending CN102748182A (en) | 2012-08-01 | 2012-08-01 | Quickly labor-saving starting device of agricultural diesel engine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105351470A (en) * | 2015-11-30 | 2016-02-24 | 重庆红江机械有限责任公司 | Gear transmission device having overspeed circumferential displacement output function |
| CN112386439A (en) * | 2020-10-26 | 2021-02-23 | 武义盘顺智能科技有限公司 | Rhythm machine |
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