CN101205861A

CN101205861A - Tappet rod as well as combined mechanism and control system thereof

Info

Publication number: CN101205861A
Application number: CNA2007101939407A
Authority: CN
Inventors: 肖光宇
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-11-24
Filing date: 2007-11-24
Publication date: 2008-06-25
Anticipated expiration: 2027-11-24
Also published as: CN101205861B

Abstract

The invention discloses a tappet rod and a combination structure and a regulation and control system for tappet rod, wherein the tappet rod and a rocker mechanism matching with driven member form all working mechanisms of the piston reciprocating internal combustion engine, therefore leaving out prior machine members such as timing gears, cam mechanisms, oil pumps and high pressure oil pipes. The tappet rod(2) is fixed on a member(1) which keeps simultaneous movement with a piston, the head of the tappet rod makes different working shapes based on working parameters of different operating conditions of the driven member. The rocker(6) of the rocker mechanism, which is close to the tappet rod, is fixed on a rocker shaft(7) which slides on a shaft base along the axial direction; a special form rocker(5) which matches the driven members and is axially fixed is in sliding matching and sheathed with the rocker shaft. The rocker shafts of all mechanisms are in cross connection by members, the magnet is used with the magnetic force and the spring force for the bidirectional traction, the speed regulator instruction realizes that all working mechanisms can synchronously work along with the change of the operating condition and still in the range of respective operating condition parameters. The invention has the advantages of leaving out prior driven and driving mechanisms and working with the change of the operating condition parameters, along with superior performance.

Description

The combined mechanism and the regulator control system of a kind of tappet and this tappet

The invention of technical fieldthe present application belongs to the operation mechanism and the control technique of the reciprocal explosive motor of piston

The work of mechanisms such as the fuel oil of the reciprocating piston internal combustion engine that background technique is traditional pumps, injection, valve opening is finished with timing gear, cam mechanism and assembly; Cumbersome complexity such as this kind of drive and approach and adapted mechanism and system architecture, and service behaviour is perfect inadequately, is difficult to the variation of operating mode work exactly, also need increase supporting facility to finish; The complexity and the fabricating cost of motor have been increased.Motor also lacks the adjusting of aspects such as air demand, feed air temperature, burning maximum temperature, delivery temperature and air displacement and the mechanism of control, above defective and deficiency, hinder motor and reinforcement and optimization, be difficult to adapt to the requirement of severe day by day energy-conservation and keen competition.

Summary of the invention is in order to overcome defective and the deficiency that exists in the above-mentioned motor, according to fuel pump spray and the requirement of valve switching and the working principle of traditional mechanism, replace original mechanism and technological scheme with a kind of new mechanism, and increase in the compression cold, mechanisms such as high-temperature control, air feed adjusting have increased the function that cooling and in-cylinder combustion environment are regulated.The regulation and control of each mechanism are linked together with a member, by speed regulator instruction, unified regulation and control, when synchronizing them a ground same operating mode in office, each comfortable this same operating mode, work under oneself the job requirement parameter.

Member that a kind of and piston are synchronized with the movement (as other application " " the tooth bar framework " in a kind of working substance flow system of reciprocating piston internal combustion engine and " regulation and control are provided with system " thereof or with " the supercharging framework " of connecting rod output power) on, fix a kind of tappet, this tappet is synchronous with piston and stroke equates; The convenience of tappet head in order to assemble, to change made separately, and then is fixed on the tappet; Or directly do on tappet.

A kind of rocking bar, on one side rocking arm be connected on the driven member, another side rocking arm and the tappet head stated of soil over against; Work on the tappet head partly with the making of similar cam work performance shape, is comply with the parameter line of moving member job requirement when each operating mode, makes the work shape; Drive rocking arm with this tappet head, then driven working component is just worked under working head is made the parameter of shape.Save timing gear and cam mechanism and reach conventional operation same function is set, and performance optimizes more than traditional method, can also driven member can be worked by regulating the axial motion of rocker shaft with the variation of operating mode.With the pump nozzle mechanism that above-mentioned principle constitutes, be used for the fuel pump spray and can also save traditional oil pump high-pressure pipeline and return tube.

The rocker shaft that above principle is constituted mechanism transversely links with member, with electromagnet energising magnetic force and the spring force bivector traction (electromagnetic force＞spring force＞system consumption power) opposite with it, instruct with speed regulator, constitute comprehensive unified regulator control system, make each operation mechanism's synchronization regulation, carry out work with working conditions change.Be described in further detail below in conjunction with accompanying drawing.

Description of drawings 1.1 is 1.: the member and a kind of tappet that are synchronized with the movement with piston, the fuel pump spraying mechanism and the high temperature in-cylinder water injection mechanism map that constitute with a kind of tappet and pump nozzle; Fig. 1 .1 is 2.: the work shape schematic representation of fuel pump spraying mechanism tappet head working portion; Fig. 1 .2: fixedly tappet be synchronized with the movement situation plan on the member of piston; Fig. 1 .3: exhaust gear is provided with structural drawing; Fig. 1 .4: the conjuncted transfer pump structural drawing of fuel oil and water; Fig. 1 .5 is 1.: in cold water spray system and oil pump structural drawing; Fig. 1 .5 is 2.: in cold water spray system plan structure figure; Fig. 1 .5 is 3.: in cold water spraying structure right elevation; Fig. 2 .1: motor capping comprehensive regulation System planes figure; Fig. 2 .2: the right regulation and control axle layout plan; Fig. 2 .3: governor structure figure; Fig. 2 .4: the regulation and control axle is connection diagram laterally; Fig. 2 .5: regulation and control axle leading portion axle bed figure; Fig. 2 .6: pressurized cylinder air inlet regulator control system overhead structural drawing.

Embodiment 1:

As Fig. 1 .1 1., Fig. 1 .1 2., Fig. 1 .2, shown in Fig. 2 .1: 1. accompanying drawing 1.1 illustrates: on the member [1] that is synchronized with the movement with piston, fixing tappet [2], fixing tappet head [3] on the tappet [2], 1. Fig. 2 .1 illustrates with Fig. 1 .1: axial on tappet head [3] face relative along pitman arm shaft [7] with rocking arm [6], comply with each operating mode running parameter (injection advance angle of moving member pump nozzle [8], injection rate, fuel injection quantity) line from minimum operating mode to maximum duty is made the work shape.Fig. 1 .1 2. shown in: line segment a/-a//be buffering starting point line, a-b is an injection advance angle initial point line, a-c is the fuel injection end line, also is fuel injection quantity parameter line simultaneously, b-c is the injection rate line; When piston-top surface was positioned at lower dead center, the distance between the work initial point of work initial point below rocking arm [6] of tappet head work shape equaled piston stroke S-S/180 ° * injection advance angle.Determine tappet head work initial point position and tappet member total length with this, when engine running tappet head work shape drove rocking arm [6], pump nozzle [8] was just worked under the parameter of pairing this work shape of rocking arm [6].

Embodiment 2:

As Fig. 1 .1 1., shown in Fig. 2 .1: the rocking arm in the mode of execution 1 [6] is fixed on the rocker shaft [7], makes arm head, another special-shaped rocking arm [5] of transmission at its fixed end, its arm head slides in the arm head moving trough that special-shaped rocking arm [5] is made during with the rocker shaft axial motion; Shown in Fig. 2 .1: special-shaped rocking arm [5] one ends are enclosed within on the rocker shaft [7], by axle bed, fixing axial position, special-shaped rocking arm [5] are only fluctuated, and its axial position is constant; The axial position that its other end is pressed on the plunger pump head of pump nozzle with pump nozzle plunger pump head point of contact immobilizes.And between the pump housing of special-shaped rocking arm and pump nozzle, a draught spring is set, keep contacting of special-shaped rocking arm arm head and pump nozzle plunger pump head.When the tappet head [3] in the mode of execution 1 drove rocking arm [6] rising, special-shaped rocking arm [5] is press pump nozzle plug down, and the pump nozzle just carries out fuel pump spray work; When descending, special-shaped rocking arm [5] is under the effect of pump nozzle piston spring, with the original position of plunger pump head restoring with piston motion for tappet head [3].Rocker shaft [7] is slidingly connected with axle bed, the axial motion of operation rocker shaft, and when making the corresponding tappet head of rocking arm [6] [3] go up arbitrary duty parameter position of work shape, pump nozzle [8] just carries out pump spray work under this duty parameter.

Above-mentioned by mode of execution 1 and mode of execution 2 and pump nozzle component composition and mechanism and members such as traditional timing gear, cam mechanism, high-pressure pipeline, return tube have been saved in the oil nozzle mechanism that constitutes.Make compact structure, transmission is direct, has also eliminated the undesirable element that exists in the former pump spray system, makes performance more superior, but also can timely adjustment, can require carry out work with the variation of operating mode.

Embodiment 3:

Fig. 1 .1, shown in Fig. 2 .1: according to a kind of tappet in the embodiment 1 and a kind of slotted link mechanism in the embodiment 2 and pump nozzle member work principle, and the requirement and the characteristics of starting high temperature water spray in the cylinder, the embodiment of this high temperature in-cylinder water injection cooling mechanism is as follows: Fig. 1 .2 goes up the planimetric map that a kind of tappet distributes with starting the member that the cylinder piston is synchronized with the movement and stroke equates [1], tappet [16] is fixed on the member [1], 1. Fig. 1 .1 illustrates: tappet head [15] is fixed on the tappet [16], illustrates in conjunction with Fig. 2 .1: the structure of slotted link mechanism reaches with tappet head [15] and cooperates identical with embodiment 2 with the position of water jet pump nozzle [9].High temperature in-cylinder water injection cooling starts the cylinder piston to be positioned at atdc to carry out, if during the top dead center of piston position, tappet head [15] work work shape partly also is positioned at top dead center, the work initial point of water spray for the first time in shape, distance apart from the work initial point of rocking arm [12] top, equal piston-top surface and come downwards to the distance of the initial point that starts in the cylinder to spray water for the first time from top dead center, this water spray initial point is drawn by design.(water spray of high temperature cooling for the first time initial point is starting cylinder burning maximum temperature to go out front and back now, particular location is decided by the motor specific design), in like manner, determine that work is sprayed water the work initial point in shape apart from the distance between the work initial point of rocking arm [12] top for the second time, can also determine the distance between water spray and second water spray, two work shapes water spray initial points for the first time and extrapolate the total length of tappet.Work shape on the tappet head [15], the carrying out of determining with the motor specific design once sprayed water or the parameter of secondary spray cooling (cooling when exhaust finishes) is made.Narrate the feature of work shape to make secondary spray cooling scheme below; Fig. 1 .1 is 1., Fig. 2 .1 unites and illustrate: below the work shape of water spray is done on the tappet head for the first time, the work shape along rocker shaft [11] axially injection flow rate parameter line from small to large above be one section plane, this plane still has the function of work shape; An injection flow rate parameter point of a certain relatively operating mode upwards is one and puts vertical straight line therewith; The tappet head moves downward, once spray water, with it Dui Ying rocking arm [12] this operating mode spray water for the first time finish after, just on this straight line that makes progress, slide, the upper-lower position that remains unchanged, the plunger of plunger pump of water jet pump nozzle this moment [9] is also corresponding to fix on certain position, it is constant to keep original breakout pressure in the pump chamber, when the work shape body of spraying water for the second time shook arm [12], water jet pump nozzle [9] carried out the pump atomized water spray second time, realized cooling to starting cylinder and exhaust.The secondary water spray finishes, and rocking arm [12] breaks away from the work shape, and water jet pump nozzle piston spring down pressure makes plunger pump and special-shaped rocking arm [13] recover enable position.The pump spray work of water jet pump nozzle [9] is by special-shaped rocking arm [13] the pulling plunger pump rod that moves upward, make plunger pump from bottom to top pressurized water liquid enter nozzle and spray and finish.At tappet when lower dead center moves upward, the work shape body of tappet head [15] shakes arm [12] upwards and special-shaped rocking arm [13] when moving downward, the plunger pump of water jet pump nozzle does not carry out work, descending without barrier, spur draught spring [10] elongation simultaneously, after the work shape of working head [15] moved upward and throws off with rocking arm [12], spring [10] pulling force made special-shaped rocking arm [13] get back to fixing enable position.This mechanism remains with rocker shaft, and is identical with embodiment 2.Its effect is can suppress and cylinder burning maximum temperature is started in shortening, reduces the harm of heat load and the generation of pollutant oxidation nitrogen, has absorbed harmful heat simultaneously and directly to the piston work done, has improved the thermal efficiency of motor.Carry out the secondary spray cooling, more favourable to height reinforcement short stroke engine and petrol engine, it can effectively regulate and control to start the temperature environment in the cylinder, and simultaneously cooling is carried out in exhaust, reduces the vent systems heat load, favourable realization Turbocompound engine drive; Reclaim traditionally, increase the thermal efficiency of motor in order to reduce high and the heat that cooling method that take is taken away of heat load after the supercharging.The transmission simple in structure that this mechanism also has mode of execution 2 simultaneously directly, be convenient to arrange, be easy to advantages such as realization.

Embodiment 4:

For the ease of the tissue burning, make fuel oil segmentation vaporization, adopt fuel oil secondary injection scheme.With the work shape on the tappet in the embodiment 3 [15], transposition up and down, spray configuration is for the first time done in the above, the secondary injection shape is done below, the direction that its body shakes bar realization pump spray work is opposite, concrete shape and initial position by

specific embodiments

2 and 3 and method make, adopt fuel pump nozzle [8] to carry out and spray.Draught spring between pump sprinkler body and the special-shaped rocking arm moves downward when driving motion that rocking arm makes progress special-shaped rocking arm and finishing at the tappet head, and the position when the spring pulling makes special-shaped rocking arm be returned to the pump spray to start makes the pump spray everything goes well with your work and carries out.Regulate and control method is identical with embodiment 3.

Embodiment 5:

Fig. 1 .3 is shown in Fig. 2 .1: the tappet rocker member of mode of execution 3 is cooperated with outlet valve, constitute exhaust gear; Tappet [17] is fixed on the member synchronous with piston [1], and tappet head [20] is fixed on the tappet [17]; Over against the work shape of rocking arm [23], make on the tappet head by the exhaust parameter (exhaust timing and air displacement) of motor.Exhaust process is After Top Center carried out, when piston is positioned at top dead center, working head [20] go up the downward work initial point of work shape apart from rocking arm [23] last edge work initial point between distance, equal piston-top surface and come downwards to the distance of starting to give in the cylinder between the exhaust initial point from top dead center.Rocking arm [23] is under the driving of the work shape that working head [20] moves downward, special-shaped rocking arm [24] upwards fortune shakes drive outlet valve [26] rising, parameter with the work shape is opened certain height, rocking arm [23] slides on the plane of work shape then, outlet valve [26] is held open the position, combustion gas continues to discharge, the time of this section exhaust duration is determined by design parameter, the exhaust scavenging finishes; the shape of working on rocking arm [23] and the tappet head breaks away from, and valve [26] is closed under the pulling of spring [19].When tappet moves upward, work shape on the tappet head [20] drives rocking arm [23] and moves upward, special-shaped rocking arm shakes downwards, opposite with the exhaust valve opening direction, and also have movable space downwards, be free to shake, the tappet head rises, after work shape and rocking arm were thrown off, outlet valve pushed up the draught spring that is connected with special-shaped rocking arm and makes special-shaped rocking arm return outlet valve to begin the position.The regulation and control of this mechanism are identical with preceding mode of execution, still realize with operation rocker shaft [4], its utmost point effect except that with said mechanism total, outstanding behaviours is in exhaust: start compression ratio in the cylinder with air feed process fit adjustment, promptly can regulate and start in the cylinder air-supplied amount or reach the requirement that waste gas reclaims.

Embodiment 6:

Tappet [16] in the embodiment 3 shown in Fig. 1 .1, illustrate on 1. at Fig. 1 .5: it is corresponding with the plunger pump head of pump nozzle [28] to make tappet head [27] (this tappet head that is to say the work shape) from tappet [16] side, drive pump head compressor pump chamber water liquid and enter nozzle, realize the work of pump atomized water spray; The pump nozzle is over against pressurized cylinder air intake pipe (double dot dash line illustrates among the figure), is synchronized with the movement when up at tappet head [27] and piston, and pressurized cylinder sucks air, and the work of pump nozzle water spray is just in time synchronous with the air intake pipe breathing process.Water smoke enters pressurized cylinder with air mixing, when pressurized cylinder pressurized air, realizes cold cooling in the compression process.From Fig. 1 .5 1., 1.5 2., and 3. 1.5 unite and find out: do to have the sleeve vertical to pass the pole socket of adjustable lever [29], pass the end fixed handle [31] outside the pole socket with clutch plate [30], handle [31] be fixed on the regulator plate that pole socket is and cooperate.Adjustable lever [29] passes from the sleeve of clutch plate [30], assembling nut [32] on the bar head that stretches out handle [31]; The other end of adjustable lever [29], the member of joint sleeve on the plunger pump head of pump nozzle [28].2. Fig. 1 .5 illustrates: pulling handle [31] moves ahead when being placed on a certain position on the regulator plate that is fixed on the pole socket, the plug of regulating rod [29] by coupling member compressor pump nozzle [28] be the slow astern fixed position correspondingly, reduce the driving of side tappet head [27], pump nozzle [28] correspondingly reduces the pump injection flow rate, otherwise, when regulating handle is placed on a certain position that makes on the regulator plate that adjustable lever [29] retreats, the plunger pump head of pump nozzle [28], under the effect of piston spring, protract, increase the driving of tappet head to the plunger pump head, pump nozzle [28] also just increases injection flow rate.Nut [32] realizes increasing or dwindling the fine setting effect of injection flow rate.Tooth bar [40] is fixed on the sleeve [34] that is synchronized with the movement with slidable adjustment axle [14], and with member [33] on the gear teeth meshing of making, regulate sliding axle [14] motion and drive the fan-shaped camming movement that member [33] bottom makes, handle [31] is transferred to the right upwards contacts clutch plate [30] with the fan-shaped cam of member [33] bottom, the piston spring power of the motion of cam and pump nozzle cooperatively interacts, make the plunger advance and retreat, regulate pump nozzle [28] work with this.Promptly regulate the axial motion of sliding axle [14], just can regulate pump nozzle [28] and carry out work with working condition requirement.

Embodiment 7:

Shown in Fig. 2 .1: the capping plan view of pressurized cylinder air inlet regulator control system top; Fig. 2 .6 1., 2.6 2. shown in: pressurized cylinder air inlet regulator control system upper part section of structure; The 3. manual adjusted and controlled figure of Fig. 2 .6.Handle [79] is enclosed within on the mast of wedge cam [62], and handle [79] front is adjusting nut [78], and handle [79] cooperates with spring on regulator plate [80] and wedge cam [62] pull bar, makes wedge cam [62] advance and retreat and location; The bar head of operating grip forward drive pressurized air adjustable lever [73], adjustable lever [73] is risen or wedge cam [62] is retreated, under the cooperation of mechanism below regulation and control are flexible (proposing in another application) spring, adjustable lever [73] moves downward, and regulates the air feed of pressurized cylinder apace; Nut [78] is finely tuned.Wedge cam is retreated to the off position position, can start sliding axle [34] randomly regulating system.Its structure is as follows: Fig. 1 .5 1., Fig. 2 .1 illustrates the movable unit that sliding axle [14] tail end makes on tooth bar [38] and member lifting screw [60] shoulder and coil the gear teeth meshing of making; Unit's dish is by one side of air conditioning bar [73], and arc wedge cam [61] (2. Fig. 2 .6 is arc wedge cam unfolded drawing) is made along first web in the plane on unit's dish.Operation sliding axle [14], the rack drives unit dish that sliding axle [14] rear is made is gone up engaging gear, the motion that unit's dish is gone up arc wedge cam [61] cooperates with the spring of the following mechanism of adjustable lever [73], (wedge cam forward drive adjustable lever head rises, and extractor pulling adjustable lever descends behind the wedge cam) regulated the air that pressurized cylinder enters.Bar head on the turn lifting screw [60] makes unit's dish drop to extreme lower position, breaks away from the transmission of sliding axle [14] upper rack [38], just can start manually operated work.More than two kinds of regulator control systems (mechanism) require to select by engine operation.

Embodiment 8:

Fig. 2 .1, Fig. 2 .2, Fig. 2 .3, Fig. 2 .4, shown in Fig. 2 .5: cross connecting plate [65] is gone up with being respectively charged into sliding axle [14] [11] [7] [4] in the screw thread stationary sleeve [34] [36] [45] [76], be furnished with nut [35] [37] [44] [74] on the spindle nose of each barrel forward end respectively, each nut cooperates with corresponding spring [41] [64] [54] [77] respectively, regulates the axial static position of sliding axle separately.It is the can regulate position of fixing rocking arm or tooth bar and the operating mode operation point of corresponding mechanism on the sliding axle separately, when making the work after the adjusting, the parameter of each operating mode increases with respect to former design parameter or dwindles, solve design attitude running parameter and the unaccommodated problem of practical working situation made owing to assembling, mild wear or other reasons, the concrete job requirement that adjusted work accommodation is started.On the cross connecting plate [65], also be fixed with armature [42] and energising contact-making switch [67], electric wire [52] connects switch [67] and electromagnet [43]; Making a concerted effort of the spring of installing respectively on electromagnet energising magnetic force and each sliding axle [59] [66] [51] [75] is opposite, and electromagnet energising magnetic force＞spring with joint efforts＞system consumes power.The chain gear [58] that is driven by power shaft drives stem gear [57] drive speed-adjusting device [56], and the operating mode flexible rod [50] of speed regulator [56] is gone up fixed instruction plate [53], the corresponding contact-making switch of Instruction Plate [53] [67]; When Instruction Plate [53] contacts with switch [67] when operating mode is protracted with speed regulator [56], the electromagnet energising produces magnetic attraction armature pulling cross connecting plate [65] and travels forward with Instruction Plate; When Instruction Plate [53] retreats with the working conditions change of speed regulator [56], break away from switch [67], electromagnet [43] magnetoelectricity disappears, and spring makes a concerted effort to make cross connecting plate [65] to retreat with Instruction Plate [53]; When Instruction Plate [53] is stabilized in a certain operating mode position with speed regulator [56], if cross connecting plate [65] is gone up fixing switch [67] and instruction plate [53] contact, then electromagnet energising generation magnetic force pulling cross connecting plate [65] retreats, switch [67] retreats and instruction plate [53] disengaging simultaneously, electromagnet outage simultaneously, magnetic force disappears, and spring makes a concerted effort to make switch on the cross connecting plate [67] and instruction plate [53] contact.So circulation, cross connecting plate [65] dynamically is stabilized in the steady working condition position of Instruction Plate appointment.Because the adjusting sliding axle of each operation mechanism all is connected on the cross connecting plate [65], so, each operation mechanism, all under the instruction of speed regulator [56], unified, synchronously, under same condition, respectively each comfortable should be same design parameter during operating mode work down.Speed regulator operating mode flexible rod [50] (that is to say the fuel-flow control bar) front end passes pole socket [49], and can axially slide in the bar hole; Stretch out on the bar head of pole socket front, handle [48] (adopting screw thread to flexibly connect with the bar head) and nut [47] are housed, handle [48] cooperates with regulator plate [46] on being fixed on pole socket; Regulator plate [46] left side is regulated and control engine start, is closed and idling.Omnidistance stepless time adjustment fuel feeding is realized on the right.Fig. 2 .3 1. shown in: above the operating mode flexible rod [50], speed governing pull bar [69] is set; Pull bar [69] tail end connector element [68] control speed regulator governor spring (Fig. 2 .1, Fig. 2 .3 1., Fig. 2 .3 2., Fig. 2 .3 3. shown in), front end and operating mode flexible rod [50] be pole socket [49] altogether, stretches out on the bar head of pole socket front, handle [70] and nut [71] are housed, handle [70] cooperates with the regulator plate that is fixed on pole socket [72], compresses or loosens the speed regulator governor spring, to starting to realize speed regulation and control.

Embodiment 9:

There is the tappet [18] of conjuncted transfer pump [63] to be fixed on and be synchronized with the movement plan-position on the member [1] of piston on Fig. 1 .2.Conjuncted transfer pump [63] layout position on the motor capping is arranged on Fig. 2 .1.Shown in Fig. 1 .4: the structure of conjuncted transfer pump [63] and fixing tappet [18] work clothes figure.Tappet [18] is fixed on [1] of the member that is synchronized with the movement with piston, the jerk fuel injection pump water jet pump also links together with connecting, make conjuncted transfer pump [63], conjuncted transfer pump [63] is fixed on the motor capping, the capping epimere is equipped with fuel inlet ball check valve respectively, goes out oil return check valve, relief valve and the safety check of intaking, goes out Water Check Valve and relief valve.Stretch out two plunger pump heads below the capping lower pump body over against fixing tappet [18]; Tappet [18] end face is to the distance of plunger pump head compression terminal point, equal piston stroke S, tappet [18] and drive that conjuncted plunger pump is disposable to pump a certain amount of respectively and fuel oil and water certain pressure, flow to fuel pump nozzle plunger pump chamber and water jet pump nozzle plunger pump chamber respectively, unnecessary fuel oil or water liquid flow out from relief valve separately.

Embodiment 10:

Fig. 1 .5 1. shown in: make the oil delivery pump with single rod piston bidirectional pump [39], on the rod of length sleeve is housed above the pump housing, between the sleeve hypomere and the pump housing pressure spring is housed, the rod head of pump presses closer the member [1] that is synchronized with the movement with piston, the stroke of oil delivery pump piston equals the engine piston stroke, when member [1] is descending, when the compression rod pumps machine oil downwards, the oil pump epicoele sucks machine oil, when member [1] is up, the pressure spring upward pressure pumps pump chamber machine oil, and following pump chamber sucks machine oil simultaneously.Circulation and so forth, oil pump be the defeated machine oil of pump constantly.

Claims

1. the tappet used of a reciprocating piston internal combustion engine, it is characterized in that: tappet [2] is fixed on the member [1] that is synchronized with the movement with piston, and tappet head [3] and the relative one side of rocking arm [6] are made the shape with the corresponding work of cam work performance shape; When this tappet member is used for fuel pump spray system, the pump spray is operated in budc and carries out, when piston-top surface is positioned at lower dead center, work on the tappet head the work initial point distance between the work initial point below rocking arm [6] from bottom to top above the shape, equal piston stroking upward to the design start cylinder-in oil-jet initial point position the time distance, be piston stroke S-s/180 ° * injection advance angle, determine the initial point position and the tappet member total length of tappet head work shape with this; The work shape is axial by the rocker shaft along rocking arm [6]: the injection advance angle of motor from little to big each operating mode, and injection rate, the isoparametric line of fuel injection quantity is made; When the corresponding work of rocking arm [6] in shape during arbitrary axial position, pump nozzle [8] is just worked under this corresponding running parameter.

2. a reciprocating piston internal combustion engine overhead fuel pump sprays system, combine by the tappet member [2] described in the special-shaped rocking arm of sliding axle [7] [5] pump nozzle [8] and the claim 1, it is characterized in that: rocking arm [6] is fixed on the sliding axle [7], special-shaped rocking arm [5] is enclosed within on the sliding axle [7], fix its axial position by sliding shaft base, special-shaped rocking arm [5] arm head is pressed on the plunger pump pump head of pump nozzle [8]; the end that rocking arm [6] is fixed on sliding axle [7] is made arm head drive abnormal shape with special-shaped rocking arm [5] junction and fluctuated, and can slide in the sliding-groove that make special-shaped rocking arm [5] junction; Operation sliding axle [7] endwisely slips, and just can make the corresponding tappet head of rocking arm [6] [3] work a certain operating mode position in shape, and pump nozzle [8] just carries out pump spray work under this duty parameter.

3. a reciprocating piston internal combustion engine overhead secondary starts the in-cylinder water injection cooling system, spray system according to a kind of fuel pump described in the claim 2, it is characterized in that: the effective travel of tappet work is After Top Center, the work shape of the tappet head [15] on the tappet [16] body from the top down shakes arm [12], makes slotted link mechanism drive plunger pump following upwards compression the carrying out pump water spray liquid of pump nozzle [9]; Tappet head [15] is gone up the shape of working for the first time and is made by the parameter of maximum combustion temperature in the control cylinder, distance between the work initial point above its work initial point and the rocking arm [12], equal piston-top surface from top dead center come downwards to design start the water spray of maximum temperature in the cylinder initial point time distance, make work shape and the shape work initial point that starts cylinder exhaust spray cooling for the second time with quadrat method; Water yield point was one section vertical line to spraying water between initial point for the second time upwards when for the first time water spray finished; rocking arm [12] slides on this line segment; during this period; pump nozzle plungers pump plunger holding position is constant; it is constant to keep original pressure in the pump chamber; the slip phase finishes; secondary water spray work shape condition enters work; the secondary water spray finishes; tappet moves upward from lower dead center; the work shape body of tappet head [15] shakes arm [12] and moves upward, and special-shaped rocking arm [13] shakes downwards without barrier, and tappet head [15] is when walking to top dead center; rocking arm [12] breaks away from tappet head [15]; spring [10] spurs special-shaped rocking arm [13], made slotted link mechanism recovery origin-location, and the tappet head is descending to descend wheel pump spray work.

4. the overhead fuel oil secondary injection system of a reciprocating piston internal combustion engine, a kind of overhead secondary spray cooling system according to claim 3, it is characterized in that, pump spray work is carried out in budc, the tappet head moves upward and is effective working stroke, for the first time the work shape of injected fuel is done on the tappet head, the work shape that tappet the first two times sprays by fuel injection for the first time running parameter and for the second time running parameter make respectively; Its task is to realize that fuel oil carries out twice injection to starting cylinder, so that organize the combustion process in the cylinder.

5. reciprocating piston internal combustion engine vent systems, a kind of overhead secondary spray cooling system according to claim 3, it is characterized in that: when piston-top surface is positioned at top dead center, tappet head [20] is gone up the distance of the work initial point of work initial point above rocking arm [23] below the work shape, equal piston-top surface from top dead center come downwards to design start exhaust initial point position in the cylinder time distance, the work shape is made by exhaust parameter, cut down [26] unlatching in shape finishes to vertical line segment between the exhaust end point in exhaust; rocking arm [23] slides on this line segment; this sliding time is an exhaust duration, and its task is to determine the size of air displacement.

A reciprocating piston internal combustion engine in cold water jet pump spray system, by tappet [16], tappet head [27], pump nozzle [28], adjustable lever [29], clutch plate member [30], handle [31], nut [32], connector element [33], tooth bar [40], sliding axle [14] and sleeve [34] are formed, it is characterized in that: on overhead cooling tappet [16], make the directly plunger pump head implementation pump atomized water spray work of the moving pump nozzle [28] of body of tappet head [27], the plunger pump of pump nozzle is vertical with nozzle, the nozzle head is over against the pressurized cylinder air intake pipe orifice, nut [32] on rotation adjustable lever [29] the bar head is under the cooperation of pump nozzle plunger pump spring, by the adjusting of adjustable lever to plungers pump plunger head axial position, realize the adjusting of tappet head [27], thereby reach the purpose of regulating injection flow rate the moving amount of plunger pump head body; Handle [31] on the operating regulation bar [29], make clutch plate [30] up, contact with the fan-shaped cam below the dirivig member [33], the gear teeth that member [33] is made above and tooth bar [40] ability to speak are closed, tooth bar [40] is fixed on the sleeve [34] that is synchronized with the movement with sliding axle [14], and operation slide-bar [14] advance and retreat are under the cooperation of pump nozzle plunger pump spring, the pump nozzle water yield is carried out with the operating mode timely adjustment, more than two kinds of regulative modes select for use by the motor concrete condition.

7. plunger booster air inlet overhead controlling mechanism, by wedge cam, handle, adjusting nut, air feed is regulated flexible rod and is formed, it is characterized in that: be made up of manual tune and moving adjusting of axle, handle [79] is enclosed within on the adjusting club head of wedge cam [62], cooperates with cam [62] adjustable lever upper spring and regulator plate [80]; Regulate wedge cam [62] advance and retreat, make supercharge adjustable lever [73] the bar head and below rise or descend under the cooperation of spring of mechanism, the quick adjustment air feed, nut [78] is finely tuned;

On lifting screw [60] shoulder, load onto unit's dish of making to have the gear teeth, turn lifting screw bar head, the tooth bar [38] that first plate wheel tooth and sliding axle [14] afterbody are made are done to rise to mesh or descend and are broken away from; Unit's dish is regulated one side of flexible rod [73] near supercharge, make arc wedge cam [61] along first web, when unit's dish is gone up the gear teeth and tooth bar [38] engagement, rack drives unit dish, unit's dish is gone up the then correspondingly motion with the fore and aft motion of sliding axle [14] of wedge cam [61], supercharge adjustable lever [73] bar head is under the effect of unit's dish arc wedge cam and bar lower end mechanism spring (not drawing among the figure), move up and down, be that flexible rod moves up and down, regulate pressurized cylinder and suck air, above-mentioned two kinds of adjustings need be selected for use by motor.

8. reciprocating piston internal combustion engine overhead comprehensive regulation system, form by cross connecting plate, sliding axle, electromagnet, switch, sleeve, spring, speed regulator, flexible rod, Instruction Plate, handle and assembly etc., it is characterized in that:, pass the sleeve [34] [36] [45] [76] that is fixed on the cross connecting plate [65] respectively the sliding axle described in the claim 2 to 7 [14] [11] [7] [4]; Nut [35] [37] [44] [74] is Regulation spring [59] [64] [54] [77] respectively, determine and regulate the axial static position of the tooth bar [38] of making on the sliding axle [14] and fixing tooth bar [40], determine and regulate sliding axle [11] [7] [4] and go up the fixedly static position of the axial operation point of rocking arm [12] [6] [23]; Also be fixed with armature [42] and electric switch [67] on the transverse plate [65], fixing Instruction Plate [53] on the operating mode flexible rod [50] of speed regulator [56]; Instruction Plate [53] protracts with operating mode and contacts with switch [67], electromagnet [43] energising produces magnetic force, attracting armature [42] to drive cross connecting plate [65] moves ahead, Instruction Plate [53] retreats with switch [67] throws off, the electromagnet outage, magnetic force disappears, the making a concerted effort of spring [59] [66] [51] [75] cross connecting plate [65] is retreated with Instruction Plate [53], when Instruction Plate is stabilized in certain operating mode position when motionless, if switch [67] and instruction plate [53] contact, the electromagnet energising, cross connecting plate [65] retreats, and switch [67] also retreats and instruction plate [53] throws off, and spring makes switch [67] and instruction plate [53] contact with joint efforts again, reciprocal therewith, cross connecting plate [65] also dynamically is stabilized in certain operating mode position with Instruction Plate; So speed regulator is instructing oil spout, exhaust, the overhead cooling, in cold, mechanisms such as air feed, the synchronously design parameter work during this same operating mode according to self separately under same operating mode;

On the pole socket [49] of speed regulator operating mode flexible rod [50], be furnished with regulator plate [46] and [72], on the bar head of speed regulator operating mode flexible rod [50], handle [48] cooperates with regulator plate [46], and the operation engine start is closed, idling or stepless time adjustment, nut [47] fine setting; Speed regulator speed regulation bar [69] tail end member [68], front end bar head, handle [70] cooperates with regulator plate [72], and service speed adjustable lever [69] advance and retreat make member [68] compress or loosen the governor spring of speed regulator, and nut [71] is finely tuned.

9. combustion oil-water fluid associating drug delivery pump system, the member that is synchronized with the movement by conjuncted pump, tappet and piston etc. is formed, and it is characterized in that: fuel oil, the parallel connection of water liquid transfer pump are made conjuncted pump [63], be fixed on the hood women's head-ornaments, the plunger pump head is below the pump housing; Tappet [18] is fixed on the member [1] that is synchronized with the movement with piston, when moving upward, body moves the transfer pump pump head, transfer pump [63] is carried the fuel oil or the water liquid of certain pressure respectively to fuel pump nozzle pump chamber and water jet pump nozzle pump chamber, be full of unnecessary fuel oil of pump chamber or water liquid, cut down outflow by overflow separately.

10. oil pump system, it is characterized in that: on the pump rod of single rod piston two-way oil pump [39], spring and sleeve are housed, the bar head is pressing closer the member [1] that is synchronized with the movement with piston, the power that spring makes progress below the moving and sleeve by the downward body of member [1], pump housing inner carrier is moved up and down, constantly pump machine oil.