CN103362798A - High-efficiency large-flow brushless diesel oil injector - Google Patents
High-efficiency large-flow brushless diesel oil injector Download PDFInfo
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- CN103362798A CN103362798A CN2013103356901A CN201310335690A CN103362798A CN 103362798 A CN103362798 A CN 103362798A CN 2013103356901 A CN2013103356901 A CN 2013103356901A CN 201310335690 A CN201310335690 A CN 201310335690A CN 103362798 A CN103362798 A CN 103362798A
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Abstract
The invention discloses a high-efficiency large-flow brushless diesel oil injector, comprising a casing, a rear cover, a decompression valve, a rotor, a rotor core, a connector, a dead axle, a jump ring, a locking plate, a controller, a controller seat, a circuit cover plate, a supply socket, a stator assembly and a gear. According to the invention, the high-efficiency large-flow brushless diesel oil injector employs a five-roller pump body structure, so oil supply pressure and oil supply flow of the injector are greatly improved; intermittent working time of the injector can be set through a timing controller of the intelligent controller, so work efficiency of the injector is substantially enhanced; moreover, the injector has the advantages of a compact structure, small noise and a prolonged service life.
Description
Technical field
The present invention relates to a kind of brushless diesel injection device, it is precious to relate in particular to the brushless diesel injection of a kind of efficient large flow.
Background technique
The low-pressure electric fuel pump of prior art, the pump housing are taked the twin roller structure usually, and this structure is compact not, so that whole Oil pump electrical machinery load is excessive, has reduced the effective output of motor; The width of prior art electric fuel punp oil circuit, the degree of depth and roller Thickness Design are unreasonable, cause easily the exhaust of fuel pump oil circuit to have some setbacks, cause oil suction slow, the fuel pump Efficiency Decreasing, in addition the prior art low-pressure electric fuel pump take engineering plastics (namely strengthening polyoxymethylene) structure into and out of oiled-plate method and roller so that friction is larger between roller and the turnover oiled-plate method, the operation noise that gets up is excessive, affect the fuel oil pump performance, reduced working life.
Summary of the invention
Purpose of the present invention provides the brushless diesel injection of a kind of efficient large flow precious with regard to being in order to address the above problem.
The present invention is achieved through the following technical solutions above-mentioned purpose:
The present invention includes casing, bonnet, Decompression valves, rotor, rotor core, connector, dead axle, jump ring, positioning plate, controller, the controller seat, the circuit cover plate, power socket, stator module and gear, described dead axle is installed in the described casing, described filler opening is arranged on the opposite side of described bonnet, one side of described bonnet is connected with an end of described dead axle and an end is installed in the described casing, described gear, described connector, described rotor core, described jump ring and described positioning plate are set on the described dead axle successively, described Decompression valves is installed on described bonnet near on the edge of described casing, described rotor is set on the described rotor core, described stator module is set on the described rotor, one end of described controller seat is connected with the other end of described casing by connecting inserted sheet, the other end of described controller seat is connected with an end of described circuit cover plate, described controller is installed in the described circuit cover plate, described power socket is installed on a side of described circuit cover plate, and described oil outlet is arranged at a side of described controller seat.
Further, between described bonnet and the described casing O-ring seals is installed also.
Further, the two ends of described rotor core are embedded with respectively bearing, and described bearing housing is loaded on the described dead axle.
Further, described Decompression valves comprises pressure release valve head, Decompression valves spring and pressure release valve gap, described pressure release valve head is installed in the described bonnet, and described pressure release valve gap is installed on the outer wall of described bonnet, and described Decompression valves spring fitting is between described pressure release valve gap and described pressure release valve head.
Further, be set with gear cover plate on the described connector, a side of described gear cover plate is connected with described gear, is set with successively roller and gear outer ring on the described gear.
Further, described roller comprises a plurality of, is uniformly distributed on the described gear.
Further, described roller is five.
Further, described controller comprises main controller, timing controller, the counterelectromotive force phase discriminator, over-current detection circuit, predrive and power stage, the signal input part of described main controller respectively with the signal output part of described timing controller, the signal output part of described counterelectromotive force phase discriminator be connected the signal output part of over-current detection circuit and connect, the signal output part of described main controller is connected with the signal input part of described predrive, the signal output part of described predrive is connected with the signal input part of described power stage, the signal output part of described power stage respectively with the signal input part of described counterelectromotive force phase discriminator be connected the signal input part of injection treasured and be connected.
Further, described predrive and described power stage comprise a plurality of, and quantity is identical, the signal output part of described main controller is connected with the signal input part of each described predrive respectively, the signal output part of each described predrive connects with the signal input part of corresponding described power stage respectively, the signal output part of each described power stage respectively with the signal input part of described counterelectromotive force phase discriminator be connected the signal input part of injection treasured and be connected.
Beneficial effect of the present invention is:
It is precious to the invention provides the brushless diesel injection of a kind of efficient large flow, by adopting five roller-type pump body structures, charge oil pressure of the present invention and fuel supply flow rate have been improved greatly, can set the discontinuous operation time of spraying treasured by the timing controller of intelligent controller, improved the working efficiency of product, compact structure of the present invention adopts brushless electric machine to drive simultaneously, noise is little, and has improved greatly the working life of product.
Description of drawings
Fig. 1 is the structural representation of the efficient large brushless diesel injection treasured of flow of the present invention;
Fig. 2 is the structured flowchart of controller of the present invention.
Among the figure: 1-filler opening, 2-O shape seal ring, 3-bonnet, 4-connector, 5-bearing, 6-rotor, 7-rotor core, 8-dead axle, 9-jump ring, 10-positioning plate, 11-oil outlet, 12-controller seat, 13-power socket, 14-circuit cover plate, 15-controller, 16-connect inserted sheet, 17-casing, 18-stator module, 19-gear, 20-gear cover plate, 21-gear outer ring, 22-roller, 23-pressure release valve head, 24-Decompression valves spring, 25-pressure release valve gap, 26-Decompression valves.
Embodiment
The invention will be further described below in conjunction with accompanying drawing:
As shown in Figure 1, the present invention includes casing 17, bonnet 3, Decompression valves 26, rotor 6, rotor core 7, connector 4, dead axle 8, jump ring 9, positioning plate 10, controller 15, controller seat 12, circuit cover plate 14, power socket 13, stator module 18 and gear 19, bearing 5, rotor 6, rotor core 7 and dead axle 8 form brushless electric machine, controller 15 control brushless electric machines, dead axle 8 is installed in the casing 17, one side of bonnet 3 is connected with an end of dead axle 8 and an end is installed in the casing 17, filler opening 1 is arranged on the opposite side of bonnet 3, gear 19, connector 4, rotor core 7, jump ring 9 and positioning plate 10 are set on the dead axle 8 successively, be set with gear cover plate 20 on the connector 4, one side of gear cover plate 20 is connected with gear 19, be set with successively roller 22 and gear outer ring 21 on the gear 9, roller 22 is five, be uniformly distributed on the gear 19, Decompression valves 26 comprises pressure release valve head 23, Decompression valves spring 24 and pressure release valve gap 25, pressure release valve head 23 is installed in the bonnet 3, pressure release valve gap 25 is installed on the outer wall of bonnet 3, Decompression valves spring 24 is installed between pressure release valve gap 25 and the pressure release valve head 23, rotor 6 is set on the rotor core 7, stator module 18 is set on the rotor 6, one end of controller seat 12 is connected with the other end of casing 17 by connecting inserted sheet 16, the other end of controller seat 12 is connected with an end of circuit cover plate 14, controller 15 is installed in the circuit cover plate 14, power socket 13 is installed on a side of circuit cover plate 14, oil outlet 11 is arranged at a side of controller seat 12, between bonnet 3 and the casing 17 O-ring seals 2 is installed also, the two ends of rotor core 7 are embedded with respectively bearing 5, bearing 5 is set on the dead axle 8, controller 15 comprises main controller, timing controller, the counterelectromotive force phase discriminator, over-current detection circuit, a plurality of predrives and a plurality of power stage, the signal input part of main controller respectively with the signal output part of timing controller, the signal output part of counterelectromotive force phase discriminator is connected signal output part and is connected with over-current detection circuit, the signal output part of main controller is connected with the signal input part of each predrive respectively, the signal output part of each predrive connects with the signal input part of corresponding power stage respectively, the signal output part of each power stage is connected with the signal input part that is connected treasured with the signal input part of counterelectromotive force phase discriminator respectively, signal output part after each power stage series connection is connected with the signal input part of over-current detection circuit.
Those skilled in the art do not break away from essence of the present invention and spirit, can there be the various deformation scheme to realize the present invention, the above only is the better feasible embodiment of the present invention, be not so limit to interest field of the present invention, the equivalent structure that all utilizations specification of the present invention and accompanying drawing content are done changes, and all is contained within the interest field of the present invention.
Claims (9)
1. the brushless diesel injection of an efficient large flow is precious, it is characterized in that: comprise casing, bonnet, filler opening, oil outlet, Decompression valves, rotor, rotor core, connector, dead axle, jump ring, positioning plate, controller, the controller seat, the circuit cover plate, power socket, stator module and gear, described dead axle is installed in the described casing, one side of described bonnet is connected with an end of described dead axle and an end is installed in the described casing, described filler opening is arranged on the opposite side of described bonnet, described gear, described connector, described rotor core, described jump ring and described positioning plate are set on the described dead axle successively, described Decompression valves is installed on described bonnet near on the edge of described casing, described rotor is set on the described rotor core, described stator module is set on the described rotor, one end of described controller seat is connected with the other end of described casing by connecting inserted sheet, the other end of described controller seat is connected with an end of described circuit cover plate, described controller is installed in the described circuit cover plate, described power socket is installed on a side of described circuit cover plate, and described oil outlet is arranged at a side of described controller seat.
2. the brushless diesel injection of efficient large flow according to claim 1 is precious, it is characterized in that: between described bonnet and the described casing O-ring seals is installed also.
3. the brushless diesel injection of efficient large flow according to claim 1 is precious, and it is characterized in that: the two ends of described rotor core are embedded with respectively bearing, and described bearing housing is loaded on the described dead axle.
4. the brushless diesel injection of efficient large flow according to claim 1 is precious, it is characterized in that: described Decompression valves comprises pressure release valve head, Decompression valves spring and pressure release valve gap, described pressure release valve head is installed in the described bonnet, described pressure release valve gap is installed on the outer wall of described bonnet, and described Decompression valves spring fitting is between described pressure release valve gap and described pressure release valve head.
5. the brushless diesel injection of efficient large flow according to claim 1 is precious, and it is characterized in that: be set with gear cover plate on the described connector, a side of described gear cover plate is connected with described gear, is set with successively roller and gear outer ring on the described gear.
6. the brushless diesel injection of efficient large flow according to claim 5 is precious, and it is characterized in that: described roller comprises a plurality of, is uniformly distributed on the described gear.
7. the brushless diesel injection of efficient large flow according to claim 6 is precious, and it is characterized in that: described roller is five.
8. the brushless diesel injection of efficient large flow according to claim 1 is precious, it is characterized in that: described controller comprises main controller, timing controller, the counterelectromotive force phase discriminator, over-current detection circuit, predrive and power stage, the signal input part of described main controller respectively with the signal output part of described timing controller, the signal output part of described counterelectromotive force phase discriminator be connected the signal output part of over-current detection circuit and connect, the signal output part of described main controller is connected with the signal input part of described predrive, the signal output part of described predrive is connected with the signal input part of described power stage, the signal output part of described power stage respectively with the signal input part of described counterelectromotive force phase discriminator, the signal input part of described over-current detection circuit be connected the signal input part of injection treasured and connect.
9. the brushless diesel injection of efficient large flow according to claim 8 is precious, it is characterized in that: described predrive and described power stage comprise a plurality of, and quantity is identical, the signal output part of described main controller is connected with the signal input part of each described predrive respectively, the signal output part of each described predrive connects with the signal input part of corresponding described power stage respectively, the signal output part of each described power stage respectively with the signal input part of described counterelectromotive force phase discriminator be connected the signal input part of injection treasured and be connected, the signal output part after each described power stage series connection is connected with the signal input part of described over-current detection circuit.
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CN201310335690.1A CN103362798B (en) | 2013-08-05 | 2013-08-05 | Efficient large discharge is brushless diesel injection pump |
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CN201310335690.1A CN103362798B (en) | 2013-08-05 | 2013-08-05 | Efficient large discharge is brushless diesel injection pump |
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CN103362798B CN103362798B (en) | 2016-06-15 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105257534A (en) * | 2015-10-30 | 2016-01-20 | 深圳市科睿精密科技有限公司 | Pressure relief protection gear pump, manufacturing method and pressure relief protection method of pressure relief protection gear pump |
CN105822471A (en) * | 2016-05-20 | 2016-08-03 | 阜新德尔汽车部件股份有限公司 | Electric liquid pump for automobile starting and stopping system |
CN108561252A (en) * | 2018-05-28 | 2018-09-21 | 温州市康松汽车零部件有限公司 | Integral type is brushless diesel pump |
CN111720330A (en) * | 2020-06-10 | 2020-09-29 | 重庆万力联兴实业(集团)有限公司 | Roller pump rotor and roller pump |
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US20100229835A1 (en) * | 2007-05-01 | 2010-09-16 | Superpar Otomotiv Sanayi Ve Ticaret Anonim Sirketi | Novelty in electric fuel pumps for internal combustion engines |
CN202431414U (en) * | 2011-12-05 | 2012-09-12 | 遵义天义利威机电有限责任公司 | Direct-current permanent-magnet brushless electric fuel pump of automobile |
CN203453052U (en) * | 2013-08-05 | 2014-02-26 | 温州市康松汽车零部件有限公司 | Efficient large-flow brushless diesel injection pump |
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DE2320794A1 (en) * | 1973-04-25 | 1974-11-14 | Bosch Gmbh Robert | CONVEYOR UNIT |
US4181473A (en) * | 1976-07-01 | 1980-01-01 | Nippondenso Co., Ltd. | Motor pump |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN105257534A (en) * | 2015-10-30 | 2016-01-20 | 深圳市科睿精密科技有限公司 | Pressure relief protection gear pump, manufacturing method and pressure relief protection method of pressure relief protection gear pump |
CN105257534B (en) * | 2015-10-30 | 2017-09-05 | 深圳市科睿精密科技有限公司 | Decompression protection gear pump, manufacture method and its decompression protection method |
CN105822471A (en) * | 2016-05-20 | 2016-08-03 | 阜新德尔汽车部件股份有限公司 | Electric liquid pump for automobile starting and stopping system |
CN108561252A (en) * | 2018-05-28 | 2018-09-21 | 温州市康松汽车零部件有限公司 | Integral type is brushless diesel pump |
CN111720330A (en) * | 2020-06-10 | 2020-09-29 | 重庆万力联兴实业(集团)有限公司 | Roller pump rotor and roller pump |
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Effective date of registration: 20190605 Address after: 325000 No. 20 Hengyu Road, Binhai New District, Pingyang County, Wenzhou City, Zhejiang Province, No. 5 Wanyang Zhongchuang City Patentee after: Zhejiang Kangsong Power Technology Co., Ltd. Address before: 325204 Zhongcun Science and Technology Industrial Park, Tangxia Town, Ruian City, Zhejiang Province Patentee before: Wenzhou Kangsong Automobile Components and Parts Co., Ltd. |