CN102454574B - Alcohol group fuel transportation method and alcohol group fuel burning machine special pump - Google Patents
Alcohol group fuel transportation method and alcohol group fuel burning machine special pump Download PDFInfo
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- CN102454574B CN102454574B CN201010517751.2A CN201010517751A CN102454574B CN 102454574 B CN102454574 B CN 102454574B CN 201010517751 A CN201010517751 A CN 201010517751A CN 102454574 B CN102454574 B CN 102454574B
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- 239000000446 fuel Substances 0.000 title claims abstract description 159
- 238000000034 method Methods 0.000 title abstract description 15
- 125000003158 alcohol group Chemical group 0.000 title abstract 8
- 230000007246 mechanism Effects 0.000 claims abstract description 67
- 230000033001 locomotion Effects 0.000 claims abstract description 39
- 230000001105 regulatory effect Effects 0.000 claims abstract description 36
- 230000005540 biological transmission Effects 0.000 claims abstract description 32
- 230000001276 controlling effect Effects 0.000 claims abstract description 23
- 230000008859 change Effects 0.000 claims abstract description 22
- 238000005381 potential energy Methods 0.000 claims abstract description 14
- 239000000463 material Substances 0.000 claims abstract description 8
- 230000001476 alcoholic effect Effects 0.000 claims description 87
- 239000004519 grease Substances 0.000 claims description 52
- 239000000314 lubricant Substances 0.000 claims description 25
- 230000008878 coupling Effects 0.000 claims description 8
- 238000010168 coupling process Methods 0.000 claims description 8
- 238000005859 coupling reaction Methods 0.000 claims description 8
- 238000012546 transfer Methods 0.000 claims description 8
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- 238000007906 compression Methods 0.000 claims description 4
- 238000013480 data collection Methods 0.000 claims description 4
- 239000000843 powder Substances 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- KVNRLNFWIYMESJ-UHFFFAOYSA-N butyronitrile Chemical compound CCCC#N KVNRLNFWIYMESJ-UHFFFAOYSA-N 0.000 claims description 3
- 230000003068 static effect Effects 0.000 claims description 3
- 238000002485 combustion reaction Methods 0.000 abstract description 5
- 239000002283 diesel fuel Substances 0.000 abstract description 5
- 238000007667 floating Methods 0.000 abstract description 4
- 238000006073 displacement reaction Methods 0.000 abstract description 2
- 238000010438 heat treatment Methods 0.000 abstract description 2
- 230000001737 promoting effect Effects 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 27
- 238000001816 cooling Methods 0.000 description 19
- 238000005070 sampling Methods 0.000 description 17
- 230000009183 running Effects 0.000 description 15
- 239000010687 lubricating oil Substances 0.000 description 13
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 10
- 238000002716 delivery method Methods 0.000 description 10
- 230000005619 thermoelectricity Effects 0.000 description 9
- 230000000694 effects Effects 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 6
- 230000004907 flux Effects 0.000 description 6
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- 230000001360 synchronised effect Effects 0.000 description 6
- 230000009466 transformation Effects 0.000 description 5
- 238000013481 data capture Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- AMXOYNBUYSYVKV-UHFFFAOYSA-M lithium bromide Chemical compound [Li+].[Br-] AMXOYNBUYSYVKV-UHFFFAOYSA-M 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 229910045601 alloy Inorganic materials 0.000 description 3
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- 238000012544 monitoring process Methods 0.000 description 3
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
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- 238000009826 distribution Methods 0.000 description 2
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Details Of Reciprocating Pumps (AREA)
Abstract
The invention discloses an alcohol group fuel transportation method and an alcohol group fuel burning machine special pump. The method comprises the following steps: adopting a crank-link mechanism (62) to convert the rotating motion of the kinetic energy to straight-line motion, supporting the multibank multiserial arranging form of a floating plunger pump head (32) so that the displacement can obtain substantial expansion. A plunger mechanism (63) and a regulating and controlling mechanism (64) are used for converting the kinetic energy of rectilinear motion into the potential energy of fuel media pressure, the media transport efficiency and potential energy pressure can be greatly improved, and a key part is made of a peculiar material to fully improve the stability of the media pressure and prolong the service life of parts. The structure of the special pump also comprises: a remote data acquisition transmission mechanism is connected with a local machine and a network of an after-sale serviceprovider and used for carrying out on-line monitor on the alcohol group fuel burning machine special pump. The high-pressure medium transportation of the regulating and controlling mechanism (64) is connected with a burning machine through a pipeline and a pipeline used for transferring external medium and parts of dedicated data acquisition and transmission part and the like. A gear change mechanism (61) is used for connecting the burning machine and the crank-link mechanism (62), and the alcohol group fuel burning machine special pump can adapt to different requirements of combustion machine technical connection; an alcohol group fuel can be used for a large-power burning machine to burn by replacing diesel fuel heating power, thereby being contributed to promoting an alcohol group fuel to further popularize and apply.
Description
Technical field
The invention belongs to synthetic fuel field of combustion technology, be specifically related to a kind of alcoholic fuel delivery method and alcoholic fuel burning machine dedicated pump.
Background technique
Alcoholic fuel is mainly blent and is formed by the useless alcohol of industrial methanol or chemical industry and additive, is that a kind of resources of production are wide, and price is low, uses safe clean energy resource.At present, progressively diesel oil substitute, liquefied petroleum gas are used widely alcoholic fuel in the kitchen range in kitchen such as factory, school, food and drink, hotel and the place of miniature industrial boiler.
The thermal device such as mediumand smallscale industrial boilers, lithium bromide central air-conditioning, mainly usings diesel oil, liquefied petroleum gas, fuel oil as fuel, and this class A fuel A not only cost is high, and carbon discharge capacity is higher, seriously polluted to environment.Along with further developing of clean energy resource, country starts to make a plan, and by renewable, more cheap, more clean, and uses safer alcoholic fuel as the alternative of above-mentioned fuel.
But, the heat outputting power of these thermal devices such as fuel industrial boiler, lithium bromide central air-conditioning is generally between 0.35Mw～14Mw scope, and the maximum heat outputting power of current active service alcoholic fuel burning machine is all below 30kg/h0.175Mw, problem is that in alcoholic fuel, methanol molecules formula is: its water molecule of CH3OH has suitable corrosivity to parts, the structural formula of hydrogen high-low carbon particularly, its fuel selflubricating index has been down to extremely low.Yet the petrolift of burning machine and gas fan synchronous operation (2800 revs/min) run up, and the parts of its relative movement lose after the lubrication of fuel medium, mechanical property declines thereupon or lost efficacy, even damages.Even if (selecting SIEMENS's gear pump to carry out the heat treatment of further depth of penetration) alcoholic fuel burning machine is also only only broken through the technical bottleneck of 30kg/h0.175Mw heat outputting power, and fails to solve the working stability of petrolift high-pressure delivery " alcoholic fuel " and the significance problem in working life at all.
High-power burning machine petrolift fed sheet of a media pressure is high, discharge capacity large, parts relative movement linear velocity is high, higher to fuel self lubricity index request.Diaphragm pump can high pressure fed sheet of a media but large discharge capacity is carried uneconomical, centrifugal pump greatly discharge capacity fed sheet of a media but high pressure is carried uneconomical, gear pump, vane pump have the large discharge capacity fed sheet of a media of high pressure to function, but it has the normal operation of the good lubricated ability of necessary acquisition medium to characteristic.Therefore the petrolift of current all kinds all cannot directly meet the basic work requirement of the high-power burning machine of alcoholic fuel, so limited the development of alcoholic fuel burning machine and the propagation and employment of alcoholic fuel.
Summary of the invention
Technical problem to be solved by this invention is for the existing above-mentioned deficiency of prior art, according to the demand of the special technical requirement of the high-voltage high-speed conveying characteristic of alcoholic fuel and burning machine and remote technology service, provide a kind of fuel medium adapt to wide, working efficiency is high, long service life, easy to maintenance, reliable high pressure, large discharge capacity, output medium pressure is adjustable, can long-range extraction active service data and can meet a kind of alcoholic fuel delivery method and the alcoholic fuel burning machine dedicated pump of various burning machine specifications.
The technological scheme that solution the technology of the present invention problem adopts is a kind of alcoholic fuel burning machine dedicated pump, bag gear 61, connecting rod 62, plunger mechanism 63, regulating and controlling mechanism 64, remote data acquisition transfer mechanism and pipeline and exclusive data collection and the transmission part of carrying external agency; Draw together connecting rod 62 and convert rotatablely moving of kinetic energy to straight line motion, plunger mechanism 63 and regulating and controlling mechanism 64 convert straight-line kinetic energy to the potential energy of fuel medium pressure, gear 61 is connected burning machine with connecting rod 62, the high-pressure medium of regulating and controlling mechanism 64 is carried and is adopted pipeline to be connected with burning machine, and remote data acquisition transfer mechanism is connected the machine with after sales service business's network; It is characterized in that: described gear 61 comprises: input shaft 43, one end of input shaft 43 is for driving coupling to be directly connected with burning machine, and the body of input shaft 43 is subject to bearings and constraint; The other end of input shaft 43 is provided with driving gear 44, and with the driving gear A39 engagement that below arranges, the axial end of driving gear A39 is provided with driving gear B40 in parallel; Driven gear 41 engagements that driving gear B40 and top arrange; Driven gear 41 has mounting hole and is connected with the bent axle 46 of described connecting rod 62 with keyway, is provided with key 45 fixing in keyway; The standard pitch diameter sum of the standard pitch diameter sum of described driving gear (44), driving gear B (40) and driving gear A (39), driven gear (41) is different.
Alcoholic fuel burning machine dedicated pump comprises petrolift casing 52, and the cavity of petrolift casing 52 one end enclosure interior is gearbox grease chamber 48, and the cavity of petrolift casing 52 the other end enclosure interior is crankcase grease chamber 4; Described gearbox grease chamber 48 holds speed change parts and the lubricant oil of described gear 61; One end of gearbox grease chamber 48 is input end, is provided with bearing and seal ring in axial hole, and in supporting and retraining described input shaft, input end is provided with the flange 42 being connected with burning machine; The other end of gearbox grease chamber 48 is provided with the 4 split connecting flanges with crankcase grease chamber; The top of described split connecting flange body cylindrical has outlet pipe 53Yu crankcase grease chamber 4 to communicate; In described crankcase grease chamber 4, hold lubricant oil and described connecting rod 62; Described split connecting flange axial centre is provided with bearing 47 and supports bent axle 46, and split connecting flange below is provided with the bearing mounting hole of two stage speed change mechanism driving gear A 39 and driving gear B40; Crankcase grease chamber 4 shell walls are cylindrical, and shell wall is provided with the plunger mechanism row that a plurality of plunger mechanism 63 of radial arrangement form outward, and a plurality of plunger mechanism be listed ass axial arranged along shell wall center line, formation plunger mechanism group.
Preferably, gearbox grease chamber is isolated and is connected by flange with crankcase grease chamber.When the cooling running of lubricating oil external circuiting, the lubricant oil output terminal of cooling oil pump connects among the reverse input crankcase of outlet pipe grease chamber by outer circulation transport pipe, circulating lubricating oil mechanism gap through bearing under the effect of pressure reduction flows into gear box oil chamber, then is connected with outer circulation return tube the input end that then turns back to cooling oil pump through lubricant pipe.
Described connecting rod 62 comprises monolithic linkage 5, and bent axle 46 supports and be fixed in crankcase grease chamber 4 central authorities by bearing 47; Bent axle 46 one end are provided with keyway and adopt key 45 to be connected with driven gear 41, the axle body of bent axle 46 is provided with a plurality of cranks 49 that equidistantly distribute vertically, described crank 49 does not overlap with the axis of bent axle 46, and described crank 49 axis is separately uniformly distributed along the axis of bent axle 46; Described monolithic linkage 5 bodies are provided with on the external diameter that through hole is enclosed within crank 49, and monolithic linkage 5 is provided with projecting block along bent axle extending body radially, has along the through hole of crank axis direction and be connected with plunger by straight pin 3 on described projecting block; The plunger being connected with monolithic linkage projecting block is pilot spool 7.
Preferably, described connecting rod 62 also comprises the connecting rod 2 that floats; Described monolithic linkage 5 bodies are also provided with along the through hole of crank axis direction, for being fixedly connected with unsteady connecting rod 2; Described unsteady connecting rod 2 two ends have through hole, and the through hole of one end is for being connected with monolithic linkage 5 bodies, and the other end through hole is connected with plunger by straight pin 3, and the plunger being connected with unsteady connecting rod is the plunger 1 that floats.
Alcoholic fuel burning machine dedicated pump according to claim 2, is characterized in that: described plunger mechanism 63 comprises: plunger, plunger compartment 23, rubber seal 54, plunger ring 55, leakage trap 21, plunger guide seat 6, plunger pump head; Plunger is among plunger compartment 23, rubber seal 54, plunger ring 55, leakage trap 21, plunger guide seat 6; Plunger one end is provided with groove, the hole that use is installed, and the other end is connected with plunger lining 22 by noumenal seat; Described leakage trap 21 its two ends are provided with boss, axially have through hole, and the middle part of the through hole of described leakage trap 21 is provided with the annular afflux groove of depression, afflux groove be radially provided with collecting pipe pipe joint 8; Described rubber seal 54 its bodies are axially arranged with through hole and plunger lining 22 is slidably matched; Described plunger ring 55 its external diameters are made radial support by pilot spool pump head, and two ends are by rubber seal 54 static seals and make axial restraint, and plunger ring 55 bodies are axially arranged with through hole and plunger lining 22 is slidably matched, and plunger is formed to axial mechanical seal.The material of body choice of powder alloy (can also be sintered ceramic) forms.
Preferably, the pipe joint of described afflux groove can be connected with external pipe, adopts the form of outer circulation to be transported in medium tank or among low piezodielectric input pipe joint in the medium of leakage.
Described regulating and controlling mechanism 64 is arranged on the pilot spool pump head 34 of described pilot spool 7; The substantially horizontal of pilot spool pump head 34 housings is provided with the two high-pressure medium main passage 30 being parallel to each other and low piezodielectric main passage 57; One end of described plunger compartment 23 is provided with low pressure medium channel 14 and communicates with low piezodielectric main passage 57; High-pressure medium main passage 30 is provided with high-pressure medium passage 20Yu plunger compartment 23 and communicates; The vertical line direction of the axis of the plunger compartment 23 of pilot spool and low piezodielectric main passage 57 axes intersect is provided with the working hole of pressure regulation plunger 11, and the middle part of this working hole has pressure comparison passage 12Yu plunger compartment 23 and communicates; Working hole axis along pressure regulation plunger 11 rises, and is provided with pressure regulating cavity 18 and holds ball valve core 17 and spring axial motion; The high-pressure medium return flow line 19 that radially has of pressure regulating cavity 18 communicates with high-pressure medium main passage 30, the bottom of pressure regulating cavity 18 has through hole and communicates with low piezodielectric main passage 57, and the through hole of pressure regulating cavity 18 radially also has backflow main passage 16 and communicates with outer circulating tube joint 59; In the through hole of outer circulating tube joint, be provided with commutation screw, rotation commutation screw moves the flow direction that its axial position can change backflow main passage fuel medium, thereby change fuel medium circulation mode, during backflow fuel medium outer circulation mode operating, adopt pipeline to be connected with fuel pot, during interior circulation mode, backflow fuel medium enters low piezodielectric main passage; Pressure regulation plunger 11 tops are provided with hemispherical depression face, the location for ball valve core 17 along the axial motion of pressure regulation plunger 11; Plunger body middle part is provided with the annular boss that seal ring is installed, and in boss groove, is inlaid with seal ring, and bottom is provided with the outside thread along axial direction; Pressure adjusting spring 10 is enclosed within the outside of pressure regulation plunger 11 lower ends, and one end of pressure adjusting spring 10 contacts with the tightening nut on pilot spool pump head 34, and the other end is supported by look nut 9; Look nut 9 is of coupled connections with the outside thread of pressure regulation plunger 11; Change look nut 9 in the axial working position of pressure regulation plunger 11, the adjustable prestress value to pressure adjusting spring 10, when the pressure medium of plunger compartment 23 higher than set medium delivery pressure value time, the high-pressure medium of plunger compartment 23 enters the working hole of pressure regulation plunger 11 through pressure comparison passage 12, promote pressure regulation plunger 11 and upwards move axially compression pressure adjusting spring 10, open ball valve core 17 one-way cocks; High-pressure medium among high-pressure medium main passage 30 enters low piezodielectric main passage 57 through high-pressure medium return flow line 19, pressure regulating cavity 18, backflow main passage 16, with this, step-down is implemented in high-pressure medium main passage 30; When the pressure medium of plunger compartment 23 is equal to or less than the medium delivery pressure value of setting, pressure adjusting spring 10 is upheld promotion pressure regulation plunger 11 and is moved axially downwards, closes ball valve core 17 one-way cocks.
Wherein, the top of high-pressure medium passage is provided with the built-in valve high-pressure medium passage of internal solenoid valve.The space of described passage can hold high pressure spool and spring is done axial motion.Its top is provided with the through hole communicating with solenoid valve interior media passage.The control that extends past solenoid valve of described through hole can communicate with solenoid valve medium output interface.It is radially also provided with high-pressure medium set mouth and communicates with high-pressure medium Manifolds joint, described high-pressure medium Manifolds joint and the one group of one colonnade plug pump head that float, unsteady one group of two colonnade plug pump head, the high-pressure medium Manifolds joint of the one group of three colonnade plug pump head that float adopts external pipe to be connected in parallel.
Wherein, be provided with commutation screw in the through hole of outer circulating tube joint, rotation commutation screw moves the flow direction that its axial position can change backflow main passage fuel medium.During backflow fuel medium outer circulation mode operating, can adopt pipeline to be connected with fuel pot.
Wherein, solenoid valve is positioned on pilot spool pump head.Assembly is made as split type, and high-pressure medium set mouth and built-in valve high-pressure medium passage and solenoid valve medium output interface are all arranged in pilot spool pump head body.At pilot spool pump head body, being also provided with solenoid valve interior media passage is outward communicated with built-in valve high-pressure medium passage with solenoid valve medium output interface.
Wherein, the low piezodielectric input pipe joint that one end, low piezodielectric main passage of pilot spool pump head is provided with also can be connected with (A kind) fuel pot with the pipeline that is connected the low piezodielectric of outside conveying.The low piezodielectric input pipe joint that unsteady plunger row pump head one end is provided with can also be connected with (B kind) fuel pot with the pipeline that is connected the low piezodielectric of outside conveying.The low piezodielectric input pipe joint that unsteady plunger row pump head one end is provided with can also be connected with (C kind) fuel pot with the pipeline that is connected the low piezodielectric of outside conveying.
Wherein, the high-pressure medium Manifolds joint that one end, high-pressure medium main passage of pilot spool pump head is provided with also can be connected with the one section of thermoelectricity magnet valve of pipeline and burning machine that is connected outside conveying high-pressure medium.One end, high-pressure medium main passage of unsteady plunger row pump head is provided with high-pressure medium Manifolds joint and can also be connected with the two sections of thermoelectricity magnet valves of pipeline and burning machine that are connected outside conveying high-pressure medium.One end, high-pressure medium main passage of unsteady plunger row pump head is provided with high-pressure medium Manifolds joint and can also be connected with the three sections of thermoelectricity magnet valves of pipeline and burning machine that are connected outside conveying high-pressure medium.
Described data acquisition transmitter structure comprises that data acquisition transmitter structure comprises exclusive data collection and transmission part.The temperature transducer of data sampling sensor is positioned among petrolift casing, is the necessary channel of outlet pipe herein, and sampled data is transferred to master controller.Described pressure transducer is positioned among the high-pressure medium main passage of pilot spool pump head, and this high-pressure medium main passage is set place of each row pump head high-pressure medium, is the balance place of pressure medium exchange, and sampled data is transferred to master controller.Described flow transducer is positioned among the high-pressure medium set mouth of pilot spool pump head, is the general passage of electromagnetic valve output high-pressure medium herein, and sampled data is transferred to master controller.
What preferably, described data sampling sensor comprised that the sampling of temperature data selects is " resistance type " temperature transducer.What the sampling of pressure data was selected is " piezoelectricity type " pressure transducer.What the sampling of data on flows was selected is " ultrasonic type " flow transducer.
Preferably, sampling and the transmission of lubricating oil temperature degrees of data and fuel medium pressure data, select cable form transmission data, by burning machine master controller correlation data feedback signal, directly to processor, automatically processed.The data sampling of described fuel medium flow and signal feed back select cable to add the form transmission data of wireless network.By burning machine master controller correlation data feedback signal, send to Customer Service Center, the feedback signal that described Customer Service Center sends is processed automatically to processor again.
Further preferably, the transmission of fuel medium data on flows is to be connected with the network of Customer Service Center by wireless network by burning machine master controller, and its radio signal transmitter installation and on-line sampling operation procedure are all implanted in burning machine master controller and among program.
In plunger mechanism, described plunger lining, plunger ring part all adopts powder alloy material.
In plunger mechanism, described rubber seal adopts butyronitrile base fluosilicic rubber material.
A kind of alcoholic fuel delivery method and alcoholic fuel burning machine dedicated pump, described alcoholic fuel delivery method comprises that employing connecting rod converts rotatablely moving of kinetic energy to straight line motion, and plunger mechanism and regulating and controlling mechanism convert straight-line kinetic energy to the potential energy of fuel medium pressure.Described alcoholic fuel burning machine dedicated pump comprises employing said method and mechanism, by gear, burning machine is connected with connecting rod, the high-pressure medium of regulating and controlling mechanism is carried and is adopted pipeline to be connected with burning machine, also have remote data acquisition transfer mechanism to be connected with after sales service business's network, and the parts such as the pipeline of conveying external agency and exclusive data collection and transmission part.
The invention discloses a kind of alcoholic fuel delivery method and alcoholic fuel burning machine dedicated pump, described alcoholic fuel delivery method comprises that employing connecting rod converts rotatablely moving of kinetic energy to straight line motion, and the plunger pump head that support to float organizes the setting type of multiple row more, make discharge capacity obtain [single pump (only) discharge capacity can reach 6000L/h more than] sizable expansion.Plunger mechanism and regulating and controlling mechanism convert straight-line kinetic energy to the potential energy of fuel medium pressure, make defeated medium send efficiency and potential energy pressure [work (quiet) pressure can reach 6Mpa] to obtain greatly and improve, the working life that core component adopts special substance fully to improve the stability of pressure medium and extend parts [more than operation reaches 3000h continuously].Described alcoholic fuel burning machine dedicated pump comprises said method and mechanism, wherein also comprise and adopt remote data acquisition transfer mechanism that the machine is connected with after sales service business's network, to alcoholic fuel burning machine dedicated pump on-line monitoring, effectively improve the reliability of system works and set up the strong point of long-range technical service after sale.The high-pressure medium of regulating and controlling mechanism is carried and is adopted pipeline to be connected with burning machine, and the parts such as the pipeline of conveying external agency and data line.By gear, burning machine is connected with connecting rod, make alcoholic fuel burning machine dedicated pump can adapt to the requirement that various burning machine technology connect, make high-power burning machine can use alcoholic fuel diesel oil substitute flame combustion, be more conducive to promote the further propagation and employment of alcoholic fuel.
Meanwhile, alcoholic fuel burning machine dedicated pump of the present invention can also be carried the liquid medium of other character.
The beneficial effect of alcoholic fuel burning machine dedicated pump of the present invention is as follows:
1. fuel medium adapts to extensively, can adapt to the high-pressure delivery for multiple liquid fuel mediums such as alcohol base class (comprising industrial methanol), oil, hydro carbons;
2. working efficiency is high, adopts gear graduation transmission power, and work done form is the running of positive displacement plunger;
3. long service life, core parts adopt special material to cause, continuously service life (limit) 4000h;
4. easy to maintenance, assembly is designed to split type, has reduced to a greater extent labor intensity and the technical requirements to maintenance person of maintenance person;
5. reliable, configurable the machine automated watch-keeping facility, guarantees the reliability of System Operation;
6. high pressure, adopts axial mechanical seal, and its core parts adopt special material to cause, and the limit (quiet) pressure can reach 12Mpa;
7. large discharge capacity, organizes multiple row form designs transformation of energy parts adopt more, and single pump limit (only) discharge capacity can reach 7000L/h;
8. output medium pressure is adjustable, and the machine is provided with single-row pump head pressure medium and regulates parts;
9. specific function is strong, pressure medium potential energy controlling device adopts the form of single-row plunger pump head, improved greatly the adaptability of burning machine and expansion, can meet the special technical requirement of multistage fire, multiple output medium kind, multiple output medium pressure, multiple output medium flow simultaneously;
10. can long-range extraction active service data, sensors configured image data and data collecting card contrast device are processed and remote transmission data automatically, and service provider can implement remote technology to it by wireless network and serve.
Accompanying drawing explanation
Figure mono-is the structural representation plan view of alcoholic fuel burning machine dedicated pump of the present invention;
Figure bis-is the left view of the dedicated pump of alcoholic fuel burning machine shown in figure mono-;
Figure tri-is the A-A sectional view of the dedicated pump of alcoholic fuel burning machine shown in figure mono-;
Figure tetra-is the bent axle plan view of alcoholic fuel burning machine dedicated pump of the present invention;
Figure five is the left view of the dedicated pump of alcoholic fuel burning machine shown in figure tetra-bent axle;
Figure six is the gear radial cross-section of alcoholic fuel burning machine dedicated pump of the present invention;
Figure seven is the connecting rod radial cross-section of alcoholic fuel burning machine dedicated pump of the present invention;
Figure eight is the axial sectional view of plunger mechanism of alcoholic fuel burning machine dedicated pump of the present invention;
Figure nine is the axial sectional view of regulating and controlling mechanism of alcoholic fuel burning machine dedicated pump of the present invention.
In figure: the 1-plunger that floats, the 2-connecting rod that floats, 3-straight pin, 4-crankcase grease chamber, 5-monolithic linkage 6-plunger guide seat, 7-pilot spool, 8-collecting pipe pipe joint, 9-look nut, 10-pressure adjusting spring, 11-pressure regulation plunger, 12-pressure comparison passage, the 13-screw that commutates, 14-low pressure medium channel, 15-low pressure spool, 16-backflow main passage, 17-ball valve core, 18-pressure regulating cavity, 19-high-pressure medium return flow line, 20-high-pressure medium passage, 21-reveals trap, 22-plunger lining, 23-plunger compartment, 24-spring, 25-high pressure spool, 26-spring, 27-high-pressure medium set mouth, the built-in valve high-pressure medium of 28-passage, 29-solenoid valve interior media passage, 30-high-pressure medium main passage, the 31-one group of one colonnade plug pump head that float, the 32-one group of two colonnade plug pump head that float, the 33-one group of three colonnade plug pump head that float, 34-pilot spool pump head, 35-high-pressure medium Manifolds joint, 36-solenoid valve medium output interface, 37-solenoid valve, the low piezodielectric input pipe joint of 38-, 39-driving gear A, 40-driving gear B, 41-driven gear, 42-flange, 43-input shaft, 44-driving gear, 45-key 46-bent axle, 47-bearing, 48-gearbox grease chamber, 49-crank, 50-lubricant pipe, 51-temperature transducer, 52-petrolift casing, 53-outlet pipe, 54-rubber seal, 55-plunger ring, 56-vacuum gauge interface plug wire, the low piezodielectric of 57-main passage, 58-pressure transducer, 59-outer circulating tube joint, 60-flow transducer, 61-gear, 62-connecting rod, 63-plunger mechanism, 64-regulating and controlling mechanism
Embodiment
Below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail.
As figure mono-, three, six, seven, eight, shown in nine, this alcoholic fuel delivery method and alcoholic fuel burning machine dedicated pump, described alcoholic fuel delivery method comprises that employing connecting rod 62 converts rotatablely moving of kinetic energy to straight line motion, plunger mechanism 63 and regulating and controlling mechanism 64 convert straight-line kinetic energy to the potential energy of fuel medium pressure, described alcoholic fuel burning machine dedicated pump comprises said method and mechanism, by gear 61, burning machine is connected with connecting rod 62, the high-pressure medium of regulating and controlling mechanism 64 carries (not shown) to adopt pipeline to be connected with burning machine, remote data acquisition transfer mechanism is connected the machine with after sales service business's network, and carry the parts such as the pipeline of external agency and data line.
As shown in figure mono-, two, three, alcoholic fuel burning machine dedicated pump comprises petrolift casing 52, and the cavity of petrolift casing 52 one end enclosure interior is gearbox grease chamber 48, and the cavity of petrolift casing 52 the other end enclosure interior is crankcase grease chamber 4.Gear, comprises housing, bearing and input shaft and gear.One end of gear is input end, and this end is provided with the flange 42 that is connected use with burning machine, is provided with bearing and seal ring in its axial hole.The inner chamber of gear is gearbox grease chamber 48, and the housing of its top is provided with lubricant pipe 50 and exterior.The other end of gear is provided with the adpting flange of using with 4 splits of crankcase grease chamber, and the top of described flange body cylindrical is provided with outlet pipe 53Yu crankcase grease chamber 4 and communicates.In described flange axial central through hole, be provided with bearing 47 and be used for supporting bent axle 46.Through hole radially and with the parallel to an axis of end face through hole at intervals (the present embodiment centre distance is 72mm) be provided with the bearing mounting hole that supports two stage speed change parts.Gearbox grease chamber 48 can hold speed change parts and lubricant oil.The other end of alcoholic fuel burning machine dedicated pump is the crankcase grease chamber 4 that cylindrical shell wall forms, and holds lubricant oil and connecting rod.The outside shell wall in crankcase grease chamber 4 is cylindrical, which is provided with that (can be N row, figure tri-be depicted as: the mounting hole of plunger guide seat 6 one group of four column distribution form) to center line radial arrangement.Being axially also provided with heart line radial arrangement wherein and (can being N group, seeing that with reference to figure tri-figure mono-is depicted as: the mounting hole of plunger guide seat six group of four column distribution form) along its center line.The surrounding of plunger guide seat 6 mounting holes is provided with the tapped hole that screw rod connection is used.Input shaft 43 is positioned at the input end of gear, and one end of input shaft 43 is for driving coupling to be directly connected with burning machine, and the body of input shaft 43 is subject to bearings and constraint, and input shaft 43 the other ends are provided with driving gear 44.With the driving gear A39 engagement that its below arranges, the axial end of driving gear A39 is provided with driving gear B40 in parallel.The driven gear 41 arranging with its top meshes.Driven gear 41 has mounting hole and is connected with bent axle 46 with keyway, is provided with key 45 fixing in keyway.Bent axle 46 is provided with the axial motion distance of jump ring constraint key 45 and driven gear 41.
Wherein, the 48Yu of gearbox grease chamber crankcase grease chamber 4 is isolated and is connected by flange.When the cooling running of lubricating oil external circuiting, the lubricant oil output terminal (not shown) of cooling oil pump connects among the reverse input crankcase of outlet pipe 53 grease chamber 4 by outer circulation transport pipe, circulating lubricating oil mechanism gap through bearing 47 under the effect of pressure reduction flows into gear box oil chamber 48, then is connected with outer circulation return tube the input end that then turns back to cooling oil pump through lubricant pipe 50.
As shown in figure mono-, three, crankshaft & connecting comprises bearing, bent axle, and monolithic linkage, connecting rod floats.Bearing 47 supports fixed crankshaft 46 are positioned at the central authorities of crankcase grease chamber 4, and one end of bent axle 46 is provided with keyway and adopts keys 45 to be connected with driven gear 41, and the power of gear is inputted thus driving crank and rotatablely moved.Axle body (seeing that the present embodiment shown in figure tetra-is 6 cranks, can be N crank) is provided with the crank 49 equidistantly distributing vertically, and the axis centre of the two is 50% of plunger stroke apart from (the present embodiment is 16mm).The axis separately of crank 49 is divided equally along axle body (seeing shown in figure five) circumference (the present embodiment is 60 °) respectively.Monolithic linkage 5 is positioned among crankcase casing 52, and its inner hole sleeve is slidably connected with crank 49 on the external diameter of crank 49, and the two shares a medial axis, and its medial axis is around the axis rotation of bent axle 46.The direction that monolithic linkage 5 is radially extended along bent axle is provided with projecting block, has the through hole with monolithic linkage 5 coaxial line directions on piece.In the through hole of projecting block, be provided with straight pin 3 and pilot spool 7 be slidably connected and transmit power, thus the continuous rotation motion of bent axle 46 is converted to the straight line back and forth movement of pilot spool 7.
Wherein, on the other end of monolithic linkage 5 (seeing figure tri-) the substantially horizontal vertical line parallel with monolithic linkage 5 axis, be also provided with the through hole that is fixedly connected with use (the present embodiment shown in figure tri-is three holes, can be N hole) with unsteady connecting rod 2.Float connecting rod 2 between unsteady plunger 1 and monolithic linkage 5, and its two end has through hole.By straight pin 3, monolithic linkage 5 and unsteady plunger 1 be slidably connected and transmit power, thus the continuous rotation motion of bent axle 46 being converted to the straight line back and forth movement of the plunger 1 that floats.The projecting block of monolithic linkage 5 can retrain break point (take and float plunger 1 axis as benchmark and a vertical line of straight pin 3 axes intersect works, two points that straight pin 3 axial-movement tracks and vertical line intersect the are break point) synchronous operation of monolithic linkage 5 and crank 49 under the support of pilot spool 7.The connecting rod 2 that floats can be followed the unsteady operation of break point of monolithic linkage 5 and crank 49 under the support of the plunger 1 that floats.Be that pilot spool 7 can be controlled the break point of monolithic linkage 5 and crank 49 by the projecting block of monolithic linkage 5.The plunger 1 that floats cannot be controlled the break point of monolithic linkage 5 and crank 49 by the connecting rod 2 that floats, only to follow the unsteady operation of break point of monolithic linkage 5 and crank 49.
As shown in figure mono-, three, plunger mechanism comprises pilot spool, plunger guide seat, rubber seal and leakage trap and plunger ring.Pilot spool 7 is among plunger compartment 23, rubber seal 54, plunger ring 55, leakage trap 21, plunger guide seat 6.The body of pilot spool 7 (body structure of the plunger that floats is identical with it) one end is provided with groove, the hole that use is installed with monolithic linkage 5.By straight pin 3 and monolithic linkage 5, be slidably connected.The plunger lining 22 that the other end is provided with sintered alloy (can also be sintered ceramic) material is connected with noumenal seat.Be slidably matched with rubber seal 54, plunger ring 55.In body, being provided with the deep hole that can hold low pressure spool 15, spring 24 that engineering plastics form, is the two axial motion guiding.The bottom of deep hole is the supporting base of spring 24.Plunger guide seat 6 is positioned among crankcase grease chamber 4, and one end of periphery is provided with annular boss and is fastened on petrolift casing 52, axially has the use that through hole is plunger guide, is provided with rubber seal 54 coupled columns and fills in row sealing in through hole.Revealing trap 21 is positioned between plunger guide seat 6 and pilot spool pump head 34 (the plunger pump head 31,32,33 that comprises each row that float).Its two end is provided with boss rubber seal 54 is exerted pressure.It axially has through hole can hold plunger body, and the middle part of through hole is provided with the annular afflux groove of depression.Afflux groove be radially provided with collecting pipe pipe joint 8.Rubber seal 54 is positioned at reveals the two two ends of trap 21 and plunger ring 55, and its body is axially arranged with through hole and plunger lining 22 is slidably matched, to pilot spool 7 formation motive sealings.Body adopts butyronitrile base fluosilicic rubber to form.Plunger ring 55 is between each plunger pump head and leakage trap 21.Its external diameter is made radial support by pilot spool pump head 34, and two ends are by rubber seal 54 static seals and make axial restraint.Its body is axially arranged with highi degree of accuracy through hole and plunger lining 22 is slidably matched, and pilot spool 7 is formed to axial mechanical seal.The material of body choice of powder alloy (can also be sintered ceramic) forms.
Wherein, the pipe joint 8 of afflux groove, can be connected with external pipe, and when setting medium delivery pressure value higher than equipment limit authorized pressure value or plunger ring 55, rubber seal 54, after 22 heavy wears of plunger lining.Adopt the form (not shown) of outer circulation to be transported in medium tank or among low piezodielectric input pipe joint 38 in the medium of leakage.
As shown in figure mono-, two, three, regulating and controlling mechanism comprises pilot spool pump head, low pressure spool, high pressure spool, pressure regulation plunger, pressure adjusting spring, look nut, ball valve core, solenoid valve, commutation screw, spring and seal ring.Pilot spool pump head 34 is positioned to be revealed on trap 21, adopts screw rod to be connected with petrolift casing 52.Wherein reveal under the prestressing force effect that trap 21, plunger guide seat 6 be connected with casing screw rod at plunger pump head fastened.The substantially horizontal of pilot spool pump head 34 housings is provided with the two parallel high-pressure medium main passage 30 and low piezodielectric main passage 57.57 axial one end, low piezodielectric main passage are provided with low piezodielectric input pipe joint 38, be connected the outside pipeline and the one group of one colonnade plug pump head 31 that float of carrying low piezodielectric with (not shown), unsteady one group of two colonnade plug pump head 32, the one group of three colonnade plug pump head 33 that float is connected.Also can be connected with (A kind) fuel pot with the pipeline that is connected the low piezodielectric of outside conveying.The low piezodielectric input pipe joint that unsteady plunger row pump head 31 one end are provided with can also be connected with (B kind) fuel pot with the pipeline that is connected the low piezodielectric of outside conveying.The low piezodielectric input pipe joint that unsteady plunger row pump head 32 one end are provided with can also be connected with (C kind) fuel pot with the pipeline that is connected the low piezodielectric of outside conveying.Low piezodielectric main passage 57 the other ends are provided with vacuum gauge interface plug wire 56, and its tapped hole can also be the connection entrance of low pressure medium transport pipeline.Between the axis of low piezodielectric main passage 57 90 ° of directions parallel with bent axle 46 center lines, be provided with plunger compartment 23, its space can hold pilot spool 7 and low pressure spool 15.Plunger compartment's 23 axis are provided with low pressure medium channel 14 with one end of low piezodielectric main passage 57 axes intersect and communicate with low piezodielectric main passage 57, and the other end of plunger compartment 23 is the axial motion that Open architecture holds plunger.30 one end, high-pressure medium main passage are provided with high-pressure medium Manifolds joint 35 and also can be connected with the one section of thermoelectricity magnet valve of pipeline and burning machine that is connected outside conveying high-pressure medium.One end, high-pressure medium main passage of unsteady plunger row pump head 30 is provided with high-pressure medium Manifolds joint and can also be connected with the two sections of thermoelectricity magnet valves of pipeline and burning machine that are connected outside conveying high-pressure medium.One end, high-pressure medium main passage of unsteady plunger row pump head 32 is provided with high-pressure medium Manifolds joint and can also be connected with the three sections of thermoelectricity magnet valves of pipeline and burning machine that are connected outside conveying high-pressure medium.High-pressure medium main passage axis is provided with high-pressure medium passage 20Yu plunger compartment 23 with the direction of the parallel 90°Yu of center line plunger compartment 23 axes intersect of bent axle 46 and communicates.The vertical line direction of plunger compartment's 23 axis and low piezodielectric main passage 57 axes intersect is provided with the working hole of pressure regulation plunger 11.The middle part in its hole has pressure comparison passage 12Yu plunger compartment 23 and communicates.Working hole axis along pressure regulation plunger 11 rises, be provided with pressure regulating cavity 18, its space can hold ball valve core 17 and comprise the axial motion with spring, the high-pressure medium return flow line 19 that radially has of pressure regulating cavity 18 communicates with high-pressure medium main passage 30, the bottom of pressure regulating cavity 18 has through hole and communicates with low piezodielectric main passage 57, and its through hole radially also has backflow main passage 16 and communicates with outer circulating tube joint 59.Wherein, the one group of one colonnade plug pump head 31 that float is all identical with structure, the function of the unsteady plunger pump head of each row of each group, only has the difference of mounting point.The structure of the unsteady plunger pump head (seeing shown in figure tri-) of each row of each group is compared with pilot spool pump head 34, only lacks solenoid valve interior media passage 29 and solenoid valve medium output interface 36.The performance of the unsteady plunger pump head of each row of each group is compared with pilot spool pump head 34, the high-pressure medium that is the unsteady all runnings of plunger pump head of each row all adopts among the high-pressure medium Manifolds joint 35 of (not shown) pipeline concentrated input pilot spool pump head 34 in parallel, then by the unified output that operates high-pressure medium of (control of burning machine software program) solenoid valve 37.Other performances are identical.Low pressure spool 15 is positioned among spring 24Yu plunger compartment 23.Its one end is provided with columniform valve body and can in spring 24, endwisely slips, and the other end is provided with hemisphere valve head and contacts sealing medium with low pressure medium channel 14, forms one-way valve.High pressure spool 25 is positioned at the top of high-pressure medium passage 20, and its one end is provided with columniform valve body and can in spring 26, endwisely slips, and the other end is provided with hemisphere valve head and contacts sealing medium with high-pressure medium passage 20, forms one-way valve.Pressure regulation plunger 11 is positioned at low piezodielectric main passage 57 axis and pressure regulating cavity 18 axes intersect ball valve core 17 belows.Top, one end is provided with hemispherical depression face, is convenient to ball valve core 17 along the location of the axial motion of pressure regulation plunger 11.Plunger body middle part is provided with the annular boss that seal ring is installed, and in boss groove, is inlaid with seal ring, and the other end is provided with along the outside thread of the longer distance of axial direction.Pressure adjusting spring 10 is enclosed within the outside of pressure regulation plunger 11 lower ends, and its one end can contact with the tightening nut on pilot spool pump head 34, and the other end is supported by look nut 9.Look nut 9 is of coupled connections with the outside thread of pressure regulation plunger 11.
Wherein, the top of high-pressure medium passage 20 (seeing shown in figure tri-) is provided with the built-in valve high-pressure medium passage 28 of solenoid valve 37, and the space of passage can hold high pressure spool 25 and spring 26 is done axial motion.Its top is also provided with the through hole communicating with solenoid valve interior media passage 29.The control that extends past solenoid valve 37 in its hole can communicate with solenoid valve medium output interface 36.It is radially also provided with high-pressure medium set mouth 27 and communicates with high-pressure medium Manifolds joint 35, high-pressure medium Manifolds joint 35 and the one group of one colonnade plug pump head 31 that float, unsteady one group of two colonnade plug pump head 32, the high-pressure medium Manifolds joint 35 of the one group of three colonnade plug pump head 33 that float adopts (not shown) external pipes to be connected in parallel.
Wherein, in the through hole of outer circulating tube joint 59, (seeing shown in figure tri-) is provided with commutation screw 13, rotation commutation screw 13 moves the flow direction that its axial position (it is outer circulation that figure tri-is depicted as the fuel medium that turns clockwise, otherwise contrary) can change backflow main passage 16 fuel media.During backflow fuel medium outer circulation mode operating, adopt pipeline to be connected with fuel pot.
Wherein, solenoid valve 37 (seeing shown in figure tri-) is positioned on pilot spool pump head 34.Assembly is made as split type, and high-pressure medium set mouth 27 is all arranged in pilot spool pump head 34 bodies with built-in valve high-pressure medium passage 28 and solenoid valve medium output interface 36.At the external solenoid valve interior media passage 29 that is also provided with of pilot spool pump head 34, built-in valve high-pressure medium passage 28 is communicated with solenoid valve medium output interface 36.
Wherein, (see shown in figure bis-) low piezodielectric input pipe joint 38 (not shown)s that 57 one end, low piezodielectric main passage of pilot spool pump head 34 are provided with also can be connected the outside pipeline of low piezodielectric of carrying and be connected with (A kind) fuel pot.The low piezodielectric input pipe joint (not shown) that unsteady plunger row pump head 31 one end are provided with can also be connected with (B kind) fuel pot with the pipeline that is connected the low piezodielectric of outside conveying.The low piezodielectric input pipe joint (not shown) that unsteady plunger row pump head 32 one end are provided with can also be connected with (C kind) fuel pot with the pipeline that is connected the low piezodielectric of outside conveying.Therefore single pump can be carried the liquid medium of some kinds simultaneously, with this, improves the property of dedicated pump.
Wherein, (see shown in figure bis-) that high-pressure medium Manifolds joint 35 (not shown)s that 30 one end, high-pressure medium main passage of pilot spool pump head 34 are provided with also can be connected with the one section of thermoelectricity magnet valve of pipeline and burning machine that is connected outside conveying high-pressure medium.One end, high-pressure medium main passage of unsteady plunger row pump head 31 is provided with high-pressure medium Manifolds joint (not shown) and can also be connected with the two sections of thermoelectricity magnet valves of pipeline and burning machine that are connected outside conveying high-pressure medium.One end, high-pressure medium main passage of unsteady plunger row pump head 32 is provided with high-pressure medium Manifolds joint (not shown) and can also be connected with the three sections of thermoelectricity magnet valves of pipeline and burning machine that are connected outside conveying high-pressure medium.Therefore single pump can the some kinds of special output, and the liquid medium of some force value, brings into play the property of dedicated pump with this.
As shown in figure mono-, three, data acquisition transmitter structure comprises temperature transducer, pressure transducer, flow transducer and the transmission line that connects processor.Temperature transducer 51 is positioned among petrolift casing 52, it is the necessary channel of outlet pipe 53 herein, be made as the online temperature sampling point of lubricant oil medium, it is hereby ensured that the temperature data that lubricant oil " no matter being from cooling or the running of the outer circulation type of cooling " is sampled is reliable, real.Pressure transducer 58 is positioned among the high-pressure medium main passage 30 of pilot spool pump head 34, this high-pressure medium main passage is set place of each row pump head high-pressure medium, be the balance place of pressure medium exchange, be made as high-pressure medium at the sampled point of linear pressure, it is hereby ensured that the pressure data that high-pressure medium " the high-pressure medium pressure data no matter each row pump head is exported is not " is sampled is all reliable, real.Flow transducer 60 is positioned among the high-pressure medium set mouth 27 of pilot spool pump head 34, is the general passage that solenoid valve 37 is controlled output high-pressure medium herein.Be made as high-pressure medium at the sampled point of linear flow rate, it is hereby ensured that the data on flows that high-pressure medium " medium no matter each row pump head refluxes enters closed circuit self-loopa or open circuit outer circulation " is sampled is all reliable, real.
Wherein, " resistance type " temperature transducer 51 is selected in the sampling of temperature data." piezoelectricity type " pressure transducer 58 is selected in the sampling of pressure data." ultrasonic type " flow transducer 60 is selected in the sampling of data on flows.
Wherein, the sampling of lubricating oil temperature degrees of data and fuel medium pressure data, adopts cable form transmission data, is connected with (not shown) burning machine master controller, by burning machine master controller correlation data feedback signal, directly to processor, is automatically processed.The sampling of fuel medium data on flows, adopts wireless network forms transmission data.By (not shown) burning machine master controller correlation data feedback signal, send to Customer Service Center, after Customer Service Center's data processing, send again and feed back signal to processor and automatically process.
Particularly, the transmission of fuel medium data on flows is that burning machine master controller is connected with the network of Customer Service Center by wireless network, and its radio signal transmitter installation and sampling operation procedure are all implanted in burning machine master controller and among program.
The operation of alcoholic fuel burning machine dedicated pump of the present invention is as follows:
1. power transmission and speed change and power-converting and transmission
First, carrying out equipment installs and operation preparatory work.In addition, equipment is installed the prestige program that must relate to associated equipment and commercial aspect with running.Described relevant device (not shown) is comprising burning machine, data capture and transmission part, fuel pot, the miscellaneous parts such as fuel tube.In the prestige program of described commercial aspect, comprising the machine user registration, fuel flow rate unit's prestige is registered.Described equipment is installed and is comprised that hardware connection is connected two parts with software, and hardware attachment portion comprises that the machine flange 42 and the flange of (not shown) burning machine petrolift mounting point adopt screw rod to be fastenedly connected.Input shaft 43 among gear 61 inserts (not shown) burning machine power output coupling and is slidably connected with it.Lubricant pipe 50 adopts fixing pipeline to connect with outlet pipe 53 and (not shown) burning machine lubricant oil cooling oil pump (lubricant pipe 50 must be connected the input end of cooling oil pump).Solenoid valve medium output interface 36 adopts fixing pipeline to be connected with (not shown) burning machine fuel inlet pipe joint.The high-pressure medium Manifolds joint of the unsteady plunger pump head of each row adopts pipeline and high-pressure medium Manifolds joint 35 to be fastenedly connected.The low piezodielectric input pipe joint of each colonnade plug pump head adopts fixing pipeline to be connected with (not shown) as-fired fuel conveying tube joint.The outer circulating tube joint 59 of each colonnade plug pump head adopts fixing pipeline to be connected with (not shown) as-fired fuel tank pipe joint.The collecting pipe pipe joint 8 of each colonnade plug pump head adopts fixing pipeline to be connected with (not shown) as-fired fuel tank pipe joint.Temperature transducer 51 in described data acquisition transmitter structure, pressure transducer 58, random transmission line separately of flow transducer 60 and the processor among (not shown) burning machine master controller are fastenedly connected.Described software attachment portion comprises the machine user registration and the prestige registration of fuel flow rate unit.The machine user's registration, the production code member of the program number code of alcoholic fuel burning machine and alcoholic fuel burning machine dedicated pump, it is the code of the machine user registration, connect alcoholic fuel burning machine primary power supply adopt wireless network and service provider after sale technical service network be connected, after input registration code, the machine is the row that (credit system allows to debug first continuous operation 168h, automatically enters afterwards Active Program) enters Active Service.The prestige registration of described fuel flow rate unit is that the machine user moves usufructuary approval to the machine within fuel that equipment supplier purchases (L of unit) total amount.The program number code of alcoholic fuel burning machine and the flux unit digital code of the machine credit card that user holds, be the machine registration code of described fuel flow rate unit prestige registration, user card punching preprocessor will (be held the active service running among its flux unit numeral of flux unit digital permission burning machine according to user), and auto registration the machine is moved usufructuary license.Described operation preparatory work comprises according to the rules adds lubricant oil, the routine check of alcoholic fuel burning machine fuel supplying machine structure, the routine check of alcoholic fuel burning machine thermodynamic system to the machine.Start combustion system, burning machine is started working, and gas fan motor running impeller and driving coupling rotatablely move.Be the power source of alcoholic fuel burning machine dedicated pump.
1. the transmission of rotating power and speed change
As shown in figure mono-, flange 42 is connected with (not shown) burning machine petrolift flange.Slide and be connected with it among directly inserting burning machine driving coupling in input shaft 43 one end.Input shaft 43 bodies are subject to bearings and its other end of constraint to be provided with driving gear 44 to be coupled with the driving gear A39 that its below is provided with, and the axial end of described driving gear A39 is provided with driving gear B40 in parallel and is coupled with the driven gear 41 that its top is provided with.Described driven gear 41 has mounting hole and is connected with bent axle 46 with keyway, is provided with key 45 fixing in keyway.Bent axle 46 is provided with the axial motion distance of jump ring constraint key 45 and driven gear 41.During described power source running, the power transmission that driving coupling rotatablely moves is to input shaft 43.By driving gear 44, be coupled power transmission to driving gear B40 with driving gear A39.By driving gear B40 and driven gear 41 couplings, power transmission is rotatablely moved to bent axle 46.
In above-mentioned power transmission speed-change process, not because of driving gear A39, driven gear 41 the two standard pitch diameter summation size of driving gear 44, driving gear B40 and the passive tooth wheels of driving tooth wheels, can obtain the speed change of power input and output.Increase driving gear group standard pitch diameter and trend towards speedup, on the contrary also contrary.Alcoholic fuel burning machine dedicated pump of the present invention adopts gear 61 that burning machine power is connected with connecting rod 62, makes alcoholic fuel burning machine dedicated pump to carry out interface differential technique with the burning machine of various brand specifications.
Alcoholic fuel burning machine dedicated pump gear of the present invention adopts gear forms speed change, can adapt to high pulling torque, at a high speed than the operating mode of continuous operations, not only make alcoholic fuel burning machine dedicated pump to carry out interface differential technique with the burning machine of various brand specifications, also improved greatly the reliability of gear running.
2. the conversion of straight line power and transmission
As shown in figure mono-, three, bearing 47 supports fixed crankshaft 46 are positioned at the central authorities of crankcase grease chamber 4, and one end of bent axle 46 is provided with keyway and adopts keys 45 to be connected with driven gear 41, and the power of gear is inputted thus driving crank 46 and rotatablely moved.The axle body of bent axle 46 (seeing that the present embodiment shown in figure tetra-is 6 cranks) is provided with the crank 49 equidistantly distributing vertically, described crank 49 does not overlap with the axis of bent axle 46, and the axis centre of the two is 50% of plunger stroke apart from (the present embodiment is 16mm).Wherein the axis of crank is around the axis rotation of axle body.Crank 49 axis is separately uniformly distributed (seeing shown in figure five) (the present embodiment is 60 °) along the axis of bent axle 46.Described monolithic linkage 5 bodies are provided with on the external diameter that through hole is enclosed within crank 49 and are slidably connected with crank 49, and the two shares a medial axis, and axis is also around the axis rotation of bent axle 46.Monolithic linkage 5 is provided with projecting block along bent axle extending body radially, on described projecting block, has along the through hole of crank axis direction.In described through hole, being provided with straight pin 3 is slidably connected pilot spool 7 transmit power, because pilot spool 7 is limited by among the radial constraint of rubber seal 54, plunger ring 55, plunger guide seat 6, so do axially and rotatablely move along himself axis only, when being slidably connected and being limited by after the rotation direction constraint of pin 3 with pin 3, pilot spool 7 only can be done axial motion, therefore straight pin 3 is synchronized with the movement through hole and the pilot spool 7 of constraint monolithic linkage 5 coaxial line directions, the relative movement that monolithic linkage 5 is synchronizeed with crank 49.That is: the axis of monolithic linkage 5, does synchronous rotatablely moving around the axis of bent axle, the straight line motion that the through hole of monolithic linkage 5 projecting block coaxial line directions is done to synchronize with pilot spool 7.Thus the continuous rotation motion of bent axle 46 is converted to the straight line back and forth movement of pilot spool 7.
Wherein, on the other end and monolithic linkage 5 bodies of monolithic linkage 5 (seeing shown in figure mono-, three) substantially horizontal, be also provided with the through hole that is fixedly connected with use (figure tri-is depicted as three holes) with unsteady connecting rod 2.Described unsteady connecting rod 2 is between unsteady plunger 1 and monolithic linkage 5, and its two end has through hole.By straight pin 3, monolithic linkage 5 and unsteady plunger 1 be slidably connected and transmit power, thus the continuous rotation motion of bent axle 46 being converted to the straight line back and forth movement of the plunger 1 that floats.Wherein should be clear and definite, guiding connects the function mode of transmission power and floating connection transmission power, and the two has essential feature difference.Described guiding connects transmission power and refers to that the projecting block of monolithic linkage 5 can retrain the break point synchronous operation of monolithic linkage 5 and crank 49 under the support of pilot spool 7.Described break point is: take and float plunger 1 axis as benchmark and a vertical line of straight pin 3 axes intersect works, two points that straight pin 3 axial-movement tracks and vertical line intersect are break point.Described floating connection transmission power refers to that the connecting rod 2 that floats can follow the operation of floating of the break point of monolithic linkage 5 and crank 49 under the support of the plunger 1 that floats.
Alcoholic fuel burning machine dedicated pump connecting rod of the present invention adopts float connecting rod and the whole structure that connects transmission power in parallel, setting type single-row, multiple row plunger pump head can be adapted to, the requirement of alcoholic fuel burning machine dedicated pump plurality of specifications and large discharge capacity technical order can be met.
2. lubricated and cooling
As shown in figure mono-, four, lubricated and cooling (not shown) burning machine lubricating oil cooling system and the 48Yu of the gearbox grease chamber crankcase grease chamber 4 of comprising.Described gearbox grease chamber 48 is positioned among gear.Described gear comprises in petrolift casing 52 its axial holes and is provided with bearing and seal ring.Inner chamber is that the housing of 48 tops, gearbox grease chamber is provided with lubricant pipe 50 and exterior described in gearbox grease chamber 48, and one end is provided with the adpting flange of using with 4 splits of crankcase grease chamber, and the top of flange body cylindrical is provided with outlet pipe 53Yu crankcase grease chamber 4 and communicates.Between the passage that described outlet pipe 53Yu crankcase grease chamber 4 communicates, be provided with the mounting point of temperature transducer 51 samplings.Gearbox grease chamber 48 can hold speed change parts and lubricant oil, and petrolift casing 52 the other ends and circumference shell wall form crankcase grease chamber 4 and hold lubricant oil and connecting rod.
Wherein, the 48Yu of gearbox grease chamber crankcase grease chamber 4 is isolated and is connected by flange.When the cooling running of lubricating oil external circuiting, the lubricant oil output terminal (not shown) of burning machine lubricating oil cooling system cooling oil pump connects among the reverse input crankcase of outlet pipe 53 grease chamber 4 by outer circulation transport pipe, circulating lubricating oil mechanism gap through bearing 47 under the effect of pressure reduction flows into gear box oil chamber 48, then is connected with outer circulation return tube the input end that then turns back to cooling oil pump through lubricant pipe 50.
Alcoholic fuel burning machine dedicated pump gear of the present invention and connecting rod adopt the temperature form that lubricating oil external circuiting is cooling and adopt temperature control apparatus monitoring lubricant oil to operate, and have improved greatly the working efficiency of alcoholic fuel burning machine dedicated pump and the reliability of continuous operations.
3. the regulation and control of transformation of energy and pressure medium
1. the transformation of energy of straight line back and forth movement
As shown in figure mono-, three, the projecting block of monolithic linkage 5 can retrain the break point synchronous operation of monolithic linkage 5 and crank 49 under the support of pilot spool 7.When pilot spool 7 is during to bent axle 46 centerline direction axial motion, plunger compartment's 23 volumes increase and trend towards negative pressure, high pressure spool 25 under the effect of spring 26 with high-pressure medium passage 20 close contact sealing mediums, with under the effect of above-mentioned while low pressure spool 15 plunger compartment 23 negative pressure, to bent axle 46 centerline directions, move axially and open low pressure medium channel 14, medium is inhaled among plunger compartment 23 through low pressure medium channel 14.When pilot spool 7 is during to low piezodielectric main passage 57 (seeing figure mono-) centerline direction axial motion, plunger compartment 23 (seeing figure tri-) volume reduces and trends towards malleation, high pressure spool 25 moves axially and opens high-pressure medium passage 20 to high-pressure medium set mouth 27 centerline directions at the effect lower compression spring 26 of pressure medium, and medium is injected among high-pressure medium main passage 30 through high-pressure medium passage 20.With under the effect of above-mentioned while low pressure spool 15 plunger compartment's 23 malleations and spring 24, to low piezodielectric main passage 57 centerline directions, move axially, close low pressure medium channel 14 close contact sealing mediums.Thus the kinetic energy of pilot spool 7 straight line back and forth movements is converted to the pressure potential of medium.
Alcoholic fuel burning machine dedicated pump of the present invention adopts plunger mechanism kinetic energy to be converted to the transformation of energy form of potential energy, has improved greatly transformation of energy working efficiency and the medium potential energy pressure of alcoholic fuel burning machine dedicated pump.
2. the adjusting of pressure medium
As shown in figure mono-, three, the vertical line direction of the axis of plunger compartment 23 and low piezodielectric main passage 57 axes intersect is provided with the working hole of pressure regulation plunger 11.Described pressure regulation plunger 11 is positioned at wherein.When the pressure medium of plunger compartment 23 higher than set medium delivery pressure value time, the high-pressure medium of plunger compartment 23 enters the working hole of pressure regulation plunger 11 through pressure comparison passage 12, promote pressure regulation plunger 11 and upwards move axially compression pressure adjusting spring 10 and open ball valve core 17 one-way cocks.High-pressure medium among high-pressure medium main passage 30 enters low piezodielectric main passage 57 through high-pressure medium return flow line 19, pressure regulating cavity 18, backflow main passage 16 (figure tri-is depicted as interior circulation form running), with this, step-down is implemented in high-pressure medium main passage 30.When the pressure medium of plunger compartment 23 is equal to or less than the medium delivery pressure value of setting, pressure adjusting spring 10 is upheld promotion pressure regulation plunger 11 and is moved axially and close ball valve core 17 one-way cocks downwards.High-pressure medium among high-pressure medium main passage 30 all enters among the built-in valve high-pressure medium passage 28 of solenoid valve 37, with this, is implemented to boost in high-pressure medium main passage 30.Change look nut 9 in the axial working position of pressure regulation plunger 11, the adjustable prestress value to pressure adjusting spring 10.Described prestress value is the relative value of setting medium delivery pressure.Adjust increase prestress value and be setting raising medium delivery pressure value relatively, on the contrary also contrary.
Wherein, in the through hole of outer circulating tube joint 59, (seeing shown in figure tri-) is provided with commutation screw 13, rotation commutation screw 13 moves the flow direction that its axial position (it is the running of outer circulation form that figure tri-is depicted as the fuel medium that turns clockwise, otherwise contrary) can change backflow main passage 16 fuel media.During backflow fuel medium outer circulation mode operating, adopt pipeline to be connected with fuel pot.
Wherein, when setting medium delivery pressure value higher than equipment limit authorized pressure value or plunger ring 55, rubber seal 54, after 22 heavy wears of plunger lining.The pipe joint 8 of afflux groove, can be connected with external pipe, adopts the form (not shown) of outer circulation to be transported in medium tank or among low piezodielectric input pipe joint 38 in the medium of leakage.With this, fundamentally avoid occurring the accident that medium leaks.
The pressure medium potential energy controlling device of alcoholic fuel burning machine dedicated pump of the present invention adopts the form of single-row plunger pump head, improve greatly alcoholic fuel burning machine dedicated pump to the adaptability of burning machine and expansion, can meet the special technical requirement of multistage fire, multiple output medium kind, multiple output medium pressure, multiple output medium flow simultaneously.
3. the control of medium output
As shown in Figure 3, the top of high-pressure medium passage 20 (seeing shown in figure tri-) is provided with the built-in valve high-pressure medium passage 28 of solenoid valve 37, and its top is also provided with the through hole communicating with solenoid valve interior media passage 29.The control that extends past solenoid valve 37 in its hole can communicate with solenoid valve medium output interface 36.It is radially also provided with high-pressure medium set mouth 27 and communicates with high-pressure medium Manifolds joint 35, high-pressure medium Manifolds joint 35 and the one group of one colonnade plug pump head 31 that float, unsteady one group of two colonnade plug pump head 32, the high-pressure medium Manifolds joint 35 of the one group of three colonnade plug pump head 33 that float adopts (not shown) external pipes to be connected in parallel.Described solenoid valve 37 is positioned on pilot spool pump head 34.Assembly is made as split type, and high-pressure medium set mouth 27 is all arranged in pilot spool pump head 34 bodies with built-in valve high-pressure medium passage 28 and solenoid valve medium output interface 36.At the external solenoid valve interior media passage 29 that is also provided with of pilot spool pump head 34, built-in valve high-pressure medium passage 28 is communicated with solenoid valve medium output interface 36.When the interior media passage 29 of solenoid valve 37 is closed, high-pressure medium all enters interior circulation or the running of outer circulation form.Line Bao get electricity when solenoid valve 37, when interior media passage 29 is opened, part high-pressure medium enters solenoid valve medium output interface 36 through the interior media passage 29 of solenoid valve 37, enters the control solenoid valve of burning machine through the outside pipeline connecting of (not shown).Meeting on the basis of burning machine heat outputting load, wherein another part high-pressure medium of redundancy still enters interior circulation or the running of outer circulation form.
3. data capture and transmission
As shown in figure mono-, data capture comprises temperature, pressure, the data capture of flow.
1. temperature transducer 51 is positioned among petrolift casing 52, by the online temperature sampling data of lubricant oil medium, through cable, be connected with (not shown) burning machine master controller, by burning machine master controller correlation data feedback signal, directly to processor, automatically processed.If lubricating oil temperature reaches or higher than setting value, processor is that instruction lubricating oil cooling system starts, otherwise also contrary.
2. pressure transducer 58 is positioned among the high-pressure medium main passage 30 of pilot spool pump head 34, the online force samples data in high-pressure medium main passage are connected with (not shown) burning machine master controller through cable, by burning machine master controller correlation data feedback signal, directly to processor, are automatically processed.If pressure medium value drift exceeds range of set value, processor is feedback signal suggestion burning machine master controller standby and through wireless network, pressure medium drift value data is sent to Customer Service Center by burning machine master controller.
3. flow transducer 60 is positioned among the high-pressure medium set mouth 27 of pilot spool pump head 34 solenoid valves 37 control output high-pressure medium general passages.The online flow velocity sampled data of high-pressure medium is connected with (not shown) burning machine master controller through cable, after burning machine master controller correlation data, through wireless network, sends signal to Customer Service Center.After Customer Service Center's data processing, send again and feed back signal to processor and automatically process.If pressure medium value and velocity of medium value drift exceed setting value, or flux unit digital permission (described in fail to succeed in registration refer to the flux unit numeral [input error] that user holds or the do not refresh) processor of failing to succeed in registration is the standby of feedback signal suggestion burning machine master controller.Drift value is correctly revised approach: sensor is recovered to correct position of installing.The flux unit digital permission correct correction approach of failing to succeed in registration: correctly input or refresh.
Alcoholic fuel delivery method of the present invention and alcoholic fuel burning machine dedicated pump are by adopting connecting rod to convert rotatablely moving of burning machine kinetic energy to straight line motion, and the plunger pump head that support to float organizes the setting type of multiple row more, make discharge capacity obtain [single pump (only) discharge capacity can reach 6000L/h more than] sizable expansion.Plunger mechanism and regulating and controlling mechanism convert straight-line kinetic energy to the potential energy of fuel medium pressure, make defeated medium send efficiency and potential energy pressure [work (quiet) pressure can reach 6Mpa] to obtain greatly and improve, the working life that core component adopts special substance fully to improve the stability of pressure medium and extend parts [more than operation reaches 3000h continuously].Described alcoholic fuel burning machine dedicated pump comprises said method and mechanism, wherein also comprise and adopt remote data acquisition transfer mechanism that the machine is connected with after sales service business's network, to alcoholic fuel burning machine dedicated pump on-line monitoring, effectively improve the reliability of system works and set up the strong point of long-range technical service after sale.The high-pressure medium of regulating and controlling mechanism is carried and is adopted pipeline to be connected with burning machine, and the parts such as the pipeline of conveying external agency and data line.By gear, burning machine is connected with connecting rod, make alcoholic fuel burning machine dedicated pump can adapt to the requirement that various burning machine technology connect, make high-power burning machine can use alcoholic fuel diesel oil substitute flame combustion, be more conducive to promote the further propagation and employment of alcoholic fuel.
Be understandable that, above mode of execution is only used to principle of the present invention is described and the illustrative embodiments that adopts, yet the present invention is not limited thereto.For those skilled in the art, without departing from the spirit and substance in the present invention, can make various modification and improvement, these modification and improvement are also considered as protection scope of the present invention.
Claims (9)
1. an alcoholic fuel burning machine dedicated pump, comprises gear (61), connecting rod (62), plunger mechanism (63), regulating and controlling mechanism (64), remote data acquisition transfer mechanism and pipeline and exclusive data collection and the transmission part of carrying external agency; Connecting rod (62) converts rotatablely moving of kinetic energy to straight line motion, plunger mechanism (63) and regulating and controlling mechanism (64) convert straight-line kinetic energy to the potential energy of fuel medium pressure, gear (61) is connected burning machine with connecting rod (62), the high-pressure medium of regulating and controlling mechanism (64) is carried and is adopted pipeline to be connected with burning machine, and remote data acquisition transfer mechanism is connected described alcoholic fuel burning machine dedicated pump with after sales service business's network; It is characterized in that:
Described gear (61) comprising: input shaft (43), and one end of input shaft (43) is for driving coupling to be directly connected with burning machine, and the body of input shaft (43) is subject to bearings and constraint; The other end of input shaft (43) is provided with driving gear (44), and with driving gear A (39) engagement that below arranges, the axial end of driving gear A (39) is provided with driving gear B (40) in parallel; Driving gear B (40) meshes with the driven gear (41) that top arranges; Driven gear (41) has mounting hole and is connected with the bent axle (46) of described connecting rod (62) with keyway, is provided with key (45) fixing in keyway;
The standard pitch diameter sum of the standard pitch diameter sum of described driving gear (44), driving gear B (40) and driving gear A (39), driven gear (41) is different.
2. alcoholic fuel burning machine dedicated pump according to claim 1, it is characterized in that: alcoholic fuel burning machine dedicated pump comprises petrolift casing (52), the cavity of petrolift casing (52) one end enclosure interior is gearbox grease chamber (48), and the cavity of petrolift casing (52) the other end enclosure interior is crankcase grease chamber (4);
Described gearbox grease chamber (48) holds speed change parts and the lubricant oil of described gear (61); One end of gearbox grease chamber (48) is input end, is provided with bearing and seal ring in axial hole, and for supporting and retraining described input shaft, input end is provided with the flange (42) being connected with burning machine; The other end of gearbox grease chamber (48) is provided with the split connecting flange with crankcase grease chamber (4); The top of described split connecting flange body cylindrical has outlet pipe (53) to communicate with crankcase grease chamber (4); In described crankcase grease chamber (4), hold lubricant oil and described connecting rod (62); Described split connecting flange axial centre is provided with bearing (47) and supports bent axle (46), and split connecting flange below is provided with the bearing mounting hole of two stage speed change mechanism driving gear A (39) and driving gear B (40); Crankcase grease chamber (4) shell wall is cylindrical, and shell wall is provided with the plunger mechanism row that a plurality of plunger mechanism (63) of radial arrangement form outward, and a plurality of plunger mechanism be listed ass axial arranged along shell wall center line, formation plunger mechanism group.
3. alcoholic fuel burning machine dedicated pump according to claim 2, is characterized in that: described plunger mechanism (63) comprising: plunger, plunger compartment (23), rubber seal (54), plunger ring (55), leakage trap (21), plunger guide seat (6), plunger pump head;
Plunger is among plunger compartment (23), rubber seal (54), plunger ring (55), leakage trap (21), plunger guide seat (6); Plunger one end is provided with groove, the hole that use is installed, and the other end is connected with plunger lining (22) by noumenal seat;
Its two end of described leakage trap (21) is provided with boss, axially has through hole, and the middle part of the through hole of described trap (21) is provided with the annular afflux groove of depression, afflux groove be radially provided with collecting pipe pipe joint (8); Its body of described rubber seal (54) is axially arranged with through hole and plunger lining (22) is slidably matched; Its external diameter of described plunger ring (55) is made radial support by plunger pump head, two ends are by rubber seal (54) static seal and make axial restraint, plunger ring (55) body is axially arranged with through hole and plunger lining (22) is slidably matched, and plunger is formed to axial mechanical seal.
4. alcoholic fuel burning machine dedicated pump according to claim 3, it is characterized in that: the afflux groove of described leakage trap (21) be radially provided with collecting pipe pipe joint (8), the pipe joint of described afflux groove (8) can be connected with external pipe, adopts the form of outer circulation to be transported in medium tank or among low piezodielectric input pipe joint in the medium of leakage.
5. alcoholic fuel burning machine dedicated pump according to claim 3, it is characterized in that: described connecting rod (62) comprises monolithic linkage (5), bent axle (46) supports and is fixed in crankcase grease chamber (4) central authorities by bearing (47); Bent axle (46) one end is provided with keyway and adopts key (45) to be connected with driven gear (41), the axle body of bent axle (46) is provided with a plurality of cranks (49) that equidistantly distribute vertically, described crank (49) does not overlap with the axis of bent axle (46), and described crank (49) axis is separately uniformly distributed along the axis of bent axle (46); Described monolithic linkage (5) body is provided with on the external diameter that through hole is enclosed within crank (49), monolithic linkage (5) is provided with projecting block along bent axle extending body radially, has along the through hole of crank axis direction and be connected with plunger by straight pin (3) on described projecting block; The plunger being connected with monolithic linkage projecting block is pilot spool (7).
6. alcoholic fuel burning machine dedicated pump according to claim 5, is characterized in that: described connecting rod (62) also comprises unsteady connecting rod (2); Described monolithic linkage (5) body is also provided with along the through hole of crank axis direction, for being fixedly connected with unsteady connecting rod (2); Described unsteady connecting rod (2) two ends have through hole, and the through hole of one end is for being connected with monolithic linkage (5) body, and the other end through hole is connected with plunger by straight pin (3), and the plunger being connected with unsteady connecting rod is the plunger (1) that floats.
7. alcoholic fuel burning machine dedicated pump according to claim 5, is characterized in that: described regulating and controlling mechanism (64) is arranged on the pilot spool pump head (34) of described pilot spool (7);
The substantially horizontal of pilot spool pump head (34) housing is provided with the two the high-pressure medium main passage (30) being parallel to each other and low piezodielectric main passage (57); One end of described plunger compartment (23) is provided with low pressure medium channel (14) and communicates with low piezodielectric main passage (57); High-pressure medium main passage (30) is provided with high-pressure medium passage (20) and communicates with plunger compartment (23);
The vertical line direction of the axis of the plunger compartment of pilot spool (23) and low piezodielectric main passage (57) axes intersect is provided with the working hole of pressure regulation plunger (11), and the middle part of this working hole has pressure comparison passage (12) and communicates with plunger compartment (23); Working hole axis along pressure regulation plunger (11) rises, and is provided with pressure regulating cavity (18) and holds ball valve core (17) and spring axial motion; The high-pressure medium return flow line (19) that radially has of pressure regulating cavity (18) communicates with high-pressure medium main passage (30), the bottom of pressure regulating cavity (18) has through hole and communicates with low piezodielectric main passage (57), and the through hole of pressure regulating cavity (18) radially also has backflow main passage (16) and communicates with outer circulating tube joint (59); In the through hole of outer circulating tube joint, be provided with commutation screw, rotation commutation screw moves the flow direction that its axial position can change backflow main passage fuel medium, thereby change fuel medium circulation mode, during backflow fuel medium outer circulation mode operating, adopt pipeline to be connected with fuel pot, during interior circulation mode, backflow fuel medium enters low piezodielectric main passage;
Pressure regulation plunger (11) top is provided with hemispherical depression face, the location for ball valve core (17) along the axial motion of pressure regulation plunger (11); Plunger body middle part is provided with the annular boss that seal ring is installed, and in boss groove, is inlaid with seal ring, and bottom is provided with the outside thread along axial direction; Pressure adjusting spring (10) is enclosed within the outside of pressure regulation plunger (11) lower end, and one end of pressure adjusting spring (10) contacts with the tightening nut on pilot spool pump head (34), and the other end is supported by look nut (9); Look nut (9) is of coupled connections with the outside thread of pressure regulation plunger (11);
Change look nut (9) in the axial working position of pressure regulation plunger (11), the adjustable prestress value to pressure adjusting spring (10),
When the pressure medium of plunger compartment (23) higher than set medium delivery pressure value time, the high-pressure medium of plunger compartment (23) enters the working hole of pressure regulation plunger (11) through pressure comparison passage (12), promote pressure regulation plunger (11) and upwards move axially compression pressure adjusting spring (10), open ball valve core (17) one-way cock; High-pressure medium among high-pressure medium main passage (30) enters low piezodielectric main passage (57) through high-pressure medium return flow line (19), pressure regulating cavity (18), backflow main passage (16), with this, high-pressure medium main passage (30) is implemented to step-down;
When the pressure medium of plunger compartment (23) is equal to or less than the medium delivery pressure value of setting, pressure adjusting spring (10) is upheld promotion pressure regulation plunger (11) and is moved axially downwards, closes ball valve core (17) one-way cock.
8. alcoholic fuel burning machine dedicated pump according to claim 6, is characterized in that described plunger lining (22) and plunger ring (55) adopt powder alloy material.
9. alcoholic fuel burning machine dedicated pump according to claim 6, is characterized in that described rubber seal (54) adopts butyronitrile base fluosilicic rubber material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010517751.2A CN102454574B (en) | 2010-10-17 | 2010-10-17 | Alcohol group fuel transportation method and alcohol group fuel burning machine special pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010517751.2A CN102454574B (en) | 2010-10-17 | 2010-10-17 | Alcohol group fuel transportation method and alcohol group fuel burning machine special pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102454574A CN102454574A (en) | 2012-05-16 |
| CN102454574B true CN102454574B (en) | 2014-08-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010517751.2A Expired - Fee Related CN102454574B (en) | 2010-10-17 | 2010-10-17 | Alcohol group fuel transportation method and alcohol group fuel burning machine special pump |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105605228B (en) * | 2016-02-23 | 2018-11-20 | 亿德机电科技（福建）有限公司 | One kind being used for combustor pump pressure adjustable mechanical sealing element |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1329213A (en) * | 2001-08-06 | 2002-01-02 | 彭国军 | Self-pressurizing high-pressure alchol-injection pump |
| CN101384815A (en) * | 2006-02-24 | 2009-03-11 | 博世株式会社 | Fuel injection system for internal combustion engine |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2907784B2 (en) * | 1996-11-29 | 1999-06-21 | 吉喜工業株式会社 | 2-cycle mechanical supercharged engine |
| DE102004013244A1 (en) * | 2004-03-18 | 2005-10-06 | Robert Bosch Gmbh | High-pressure pump, in particular for a fuel injection device of an internal combustion engine |
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2010
- 2010-10-17 CN CN201010517751.2A patent/CN102454574B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1329213A (en) * | 2001-08-06 | 2002-01-02 | 彭国军 | Self-pressurizing high-pressure alchol-injection pump |
| CN101384815A (en) * | 2006-02-24 | 2009-03-11 | 博世株式会社 | Fuel injection system for internal combustion engine |
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| CN102454574A (en) | 2012-05-16 |
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Address after: Guangdong city in Meizhou province 514071 Triangle town Meijiang district - Village building 1411 room 31 building taoranju Leroy Applicant after: Xiang Ying Address before: 415600, room 7, 303 Hongkong walk street, Anxiang County, Hunan Province Applicant before: Xiang Ying |
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