CN103670998A - Motor pump assembly - Google Patents
Motor pump assembly Download PDFInfo
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- CN103670998A CN103670998A CN201210350551.1A CN201210350551A CN103670998A CN 103670998 A CN103670998 A CN 103670998A CN 201210350551 A CN201210350551 A CN 201210350551A CN 103670998 A CN103670998 A CN 103670998A
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- motor
- swash plate
- electric
- pump assembly
- gearwheel
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Abstract
The invention discloses a motor pump assembly. The motor pump assembly comprises the motor portion, a transmission mechanism and the pump group portion; the motor portion comprises high voltage motors which are arranged on a motor support; the transmission mechanism is located between the motor portion and the pump group portion; the kinetic energy is transferred to a pump group from the motor portion through the transmission mechanism; the motor portion comprises the two or more than two identical motors. According to the motor pump assembly, the original output power of a motor pump is doubled and meanwhile the more than 50% of motor cost is saved.
Description
Technical field
The present invention relates to jetting machine power technology field, relate in particular to a kind of electric-motor pump assembly.
Background technique
Jetting machine, is to make high-pressure plunger pump produce the machine that high pressure water rinses body surface by power plant, and it can be peeled off dirt, washes away, and reaches the object on cleaning of objects surface.Because be, use water jets under high pressure cleaning dirt, so high-pressure wash is also one of cleaning mode of universally acknowledged most scientific, economy, environmental protection, can be divided into cold-water high-pressure cleaning machine, hot-water jetting machine, motor and drives jetting machine, petrol engine to drive jetting machine etc.
On at present increasing jetting machine, series excited machine (Universal Motor) or brush motor (Brush Motors) have been installed, conventionally claim high-speed electric expreess locomotive (16000 ~ 24000RPM, rpm) be series excited machine, nowadays such high-speed electric expreess locomotive is generally applied in all vacuum dust collectors, and occupies the market share of jetting machine 80%.Series excited machine working power is now 1000-1800W, and series excited machine is connected with high-pressure service pump by gear conventionally, and normal gear ratio is 1:50.
If need to obtain more high performance jetting machine, can use induction machine, the rotating speed of this motor is generally 2800RPM, and being applied to frequency of okperation is on the family expenses jetting machine of 1600-2500W, induction machine is directly connected with the high-pressure service pump of jetting machine, has saved gear structure.But the price of induction machine, the cost compare of application induction machine is high.
Thus, how obtain the outstanding electric-motor pump of performance that a output power is larger reducing as far as possible user cost and meet under the prerequisite of the requirement of jetting machine rotating speed on existing market, become the problem of solution that those skilled in the art need badly.
Summary of the invention
For the problem of above-mentioned existence, the object of this invention is to provide a kind of electric-motor pump assembly, when significantly improving the output power of electric-motor pump, also reduced user cost.
The object of the invention is to be achieved through the following technical solutions:
A kind of electric-motor pump assembly, comprise motor portion, driving mechanism and pump group portion, described motor portion comprises the high-voltage motor being arranged on electric machine support, described driving mechanism is between described motor portion and described pump group portion, described motor portion transmits kinetic energy by described driving mechanism to described pump group portion, wherein, described motor portion comprises two or more identical motors.
Preferably, described motor is series excited machine.
Preferably, described motor is two identical and utilize same gear driven to rotate series excited machines.
Preferably, described driving mechanism comprises gear train, motor shaft and swash plate, described motor portion drives described motor shaft, described swash plate to rotate by described gear train successively, described pump group portion comprises and reciprocally moves and be resisted against the plunger on described swash plate, at swash plate described in described swash plate rotary course, contacts successively with a plurality of plungers of described pump group portion.
Preferably, described gear train comprises two motor gears and a gearwheel.
Preferably, described two motor gears lay respectively at the both sides of described gearwheel intermeshing with described gearwheel.
Preferably, described motor is two or more identical series excited machines.
Preferably, described driving mechanism comprises gear train, motor shaft and swash plate, described motor portion drives described motor shaft, described swash plate to rotate by described gear train successively, described pump group portion comprises and reciprocally moves and be resisted against the plunger on described swash plate, at swash plate described in described swash plate rotary course, contacts successively with a plurality of plungers of described pump group portion.
Preferably, described gear train comprises two or more motor gears and a gearwheel.
Preferably, described two or more motor gears are uniformly distributed in all sides of described gearwheel intermeshing with described gearwheel.
Compared with the prior art, beneficial effect of the present invention is:
When the original output power of electric-motor pump doubles, saved the motor cost that surpasses 50%.
Accompanying drawing explanation
Fig. 1 is according to the embodiment of the present invention one, the plan view of electric-motor pump assembly;
Fig. 2 is according to the embodiment of the present invention one, the side view of Fig. 1;
Fig. 3 is according to the embodiment of the present invention one, the internal structure schematic diagram of electric-motor pump assembly;
Fig. 4 is according to the embodiment of the present invention one, in Fig. 1 along A-A to sectional view;
Fig. 5 is according to the embodiment of the present invention two, gear train middle gear engagement system schematic diagram each other.
Embodiment
Below in conjunction with schematic diagram and specific operation embodiment, the invention will be further described.
embodiment one
As depicted in figs. 1 and 2, electric-motor pump electrical component pump assembly of the present invention, comprises motor portion, driving mechanism and pump group portion 0, and motor portion comprises the motor 2 being arranged on electric machine support 1, and motor portion comprises two or more identical motors 2.In this most preferred embodiment, the quantity of motor 2 is 2, and driving mechanism is between motor portion and pump group portion 0, and motor portion transmits kinetic energy by driving mechanism to pump group portion 0.
In embodiment one, motor 2 is two identical and utilize same gear driven to rotate series excited machines, and working power is 1200W, and maximum (top) speed is 23000 ~ 24000RPM(rpm).Choosing two motors with identical parameter is in order to allow two motor rotations as much as possible in sync state, to avoid that two motor rotation rotating speeds occur, have big difference and cause wherein its life-span of the excessive minimizing of consume of a motor, the gear revolution difference in the present embodiment between two motors is in per minute ± 500 turn.
As shown in Figure 3, the driving mechanism internal structure in the present embodiment is all positioned at pump case in the drawings, and the structure of knowing well for those skilled in the art.Driving mechanism comprises gear train 3, motor shaft 4 and swash plate 5, motor portion rotates by gear train 3 successively drive motor axle 4, swash plate 5, pump group portion comprises and reciprocally moves and be resisted against the plunger 6 on swash plate 5, in swash plate 5 rotary courses, swash plate 5 contacts successively with a plurality of plungers 6 of pump group portion, the angle excursion of swash plate 5 has affected the stroke length of plunger 6, usually, the angle of inclination of swash plate 5 is 15 degree.In addition, in the periphery of swash plate 5, a wobble plate 7 can be set, play the effect that swash plate is protected.
Wherein, as shown in Figure 4, gear train 3 comprises that two motor gears 31 and 32, two motor gears 31 of a gearwheel are arranged in the rotating shaft of two series excited machines 2, lays respectively at the both sides of gearwheel 32 intermeshing with gearwheel 32.
Herein, gearwheel 32 is 70:11 with the gear ratio of motor gear 31, if need higher energy rate output, can improve this gear ratio.
The embodiment of the present invention, by realizing with two identical series excited machines the output power that improves electric-motor pump, can, so that the work energy rate of a whole set of jetting machine reduces by 25% consumption, have again pressure and the stream parameters that possesses competitive ability simultaneously.
In addition, the embodiment of the present invention, when the original output power of electric-motor pump doubles, has been saved the motor cost that surpasses 50%.
embodiment two
In embodiment two, motor 2 can be three identical series excited machines, also can adopt three above identical series excited machines, for the situation that adopts three identical series excited machines: three motor gears 31 are uniformly distributed in all sides of gearwheel 32 intermeshing with gearwheel 32, and the working power of motor gear 31 and maximum (top) speed can be adjusted according to real work situation.
Please refer to shown in Fig. 3, the driving mechanism internal structure in the present embodiment is all positioned at pump case in the drawings, and the structure of knowing well for those skilled in the art.Driving mechanism comprises gear train 3, motor shaft 4 and swash plate 5, motor portion rotates by gear train 3 successively drive motor axle 4, swash plate 5, pump group portion comprises and reciprocally moves and be resisted against the plunger 6 on swash plate 5, in swash plate 5 rotary courses, swash plate 5 contacts successively with a plurality of plungers 6 of pump group portion, the angle excursion of swash plate 5 has affected the stroke length of plunger 6, usually, the angle of inclination of swash plate 5 is 15 degree.In addition, in the periphery of swash plate 5, a wobble plate 7 can be set, play the effect that swash plate is protected.
Wherein, gear train 3 comprises three or three above motor gears 31 and a gearwheel 32, the above motor gears 31 of three or three are separately positioned in the rotating shaft of corresponding series excited machine 2, and three or three above motor gears 31 are uniformly distributed in all sides of gearwheel 32 intermeshing with gearwheel 32.Fig. 5 shows three motor gears 31 and an intermeshing mode of gearwheel 32, with this, can infer three above motor gears 31 and an intermeshing working method of gearwheel 32.
Herein, the energy rate output according to actual needs of the gear ratio of gearwheel 32 and motor gear 31 is set.
The embodiment of the present invention is by realizing with two or more identical series excited machines the output power that improves electric-motor pump, can, so that the work energy rate of a whole set of jetting machine is reduced by least 25% consumption, there is again pressure and the stream parameters that possesses competitive ability simultaneously.
In addition, the embodiment of the present invention, when the original output power of electric-motor pump doubles, can be saved the motor cost that surpasses 50%.
Above specific embodiments of the invention be have been described in detail, but the present invention is not restricted to specific embodiment described above, it is just as example.To those skilled in the art, any equivalent modifications and alternative also all among category of the present invention.Therefore, equalization conversion and the modification done without departing from the spirit and scope of the invention, all should contain within the scope of the invention.
Claims (10)
1. an electric-motor pump assembly, comprise motor portion, driving mechanism and pump group portion (0), described motor portion comprises the high-voltage motor (2) being arranged on electric machine support (1), described driving mechanism is positioned between described motor portion and described pump group portion (0), described motor portion transmits kinetic energy by described driving mechanism to described pump group portion (0), it is characterized in that, described motor portion comprises two or more identical motors (2).
2. electric-motor pump assembly according to claim 1, is characterized in that, described motor (2) is series excited machine.
3. electric-motor pump assembly according to claim 2, is characterized in that, described motor (2) be two identical and utilize the series excited machines of same gear driven rotation.
4. electric-motor pump assembly according to claim 3, it is characterized in that, described driving mechanism comprises gear train (3), motor shaft (4) and swash plate (5), described motor portion drives described motor shaft (4), described swash plate (5) to rotate by described gear train (3) successively, described pump group portion comprises and reciprocally moves and be resisted against the plunger (6) on described swash plate (5), at swash plate (5) described in described swash plate (5) rotary course, contacts successively with a plurality of plungers (6) of described pump group portion.
5. electric-motor pump assembly according to claim 4, is characterized in that, described gear train (3) comprises two motor gears (31) and a gearwheel (32).
6. electric-motor pump assembly according to claim 5, is characterized in that, described two motor gears (31) lay respectively at the both sides of described gearwheel (32) intermeshing with described gearwheel (32).
7. electric-motor pump assembly according to claim 2, is characterized in that, described motor (2) is two or more identical series excited machines.
8. electric-motor pump assembly according to claim 7, it is characterized in that, described driving mechanism comprises gear train (3), motor shaft (4) and swash plate (5), described motor portion drives described motor shaft (4), described swash plate (5) to rotate by described gear train (3) successively, described pump group portion comprises and reciprocally moves and be resisted against the plunger (6) on described swash plate (5), at swash plate (5) described in described swash plate (5) rotary course, contacts successively with a plurality of plungers (6) of described pump group portion.
9. electric-motor pump assembly according to claim 8, is characterized in that, described gear train (3) comprises two or more motor gears (31) and a gearwheel (32).
10. electric-motor pump assembly according to claim 9, is characterized in that, described two or more motor gears (31) are uniformly distributed in all sides of described gearwheel (32) intermeshing with described gearwheel (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210350551.1A CN103670998A (en) | 2012-09-20 | 2012-09-20 | Motor pump assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210350551.1A CN103670998A (en) | 2012-09-20 | 2012-09-20 | Motor pump assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103670998A true CN103670998A (en) | 2014-03-26 |
Family
ID=50309556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210350551.1A Pending CN103670998A (en) | 2012-09-20 | 2012-09-20 | Motor pump assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103670998A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003139058A (en) * | 2001-10-23 | 2003-05-14 | Lg Electronics Inc | Lubricating oil supply device of opposed reciprocating compressor |
| US20030167864A1 (en) * | 2000-05-11 | 2003-09-11 | Klaus Biester | Actuating device |
| US20100045096A1 (en) * | 2006-02-10 | 2010-02-25 | Continental Teves Ag & Co. Ohg | Motor/Pump Assembly |
| CN201474598U (en) * | 2009-09-07 | 2010-05-19 | 山东科鲁斯顶驱装备有限公司 | Closed-type gear transmission carrying device |
| CN202348604U (en) * | 2011-12-09 | 2012-07-25 | 陈玉珍 | Double-discharge pump |
| CN202851288U (en) * | 2012-09-20 | 2013-04-03 | 艾伦·桑德 | Motor pump assembly |
-
2012
- 2012-09-20 CN CN201210350551.1A patent/CN103670998A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030167864A1 (en) * | 2000-05-11 | 2003-09-11 | Klaus Biester | Actuating device |
| JP2003139058A (en) * | 2001-10-23 | 2003-05-14 | Lg Electronics Inc | Lubricating oil supply device of opposed reciprocating compressor |
| US20100045096A1 (en) * | 2006-02-10 | 2010-02-25 | Continental Teves Ag & Co. Ohg | Motor/Pump Assembly |
| CN201474598U (en) * | 2009-09-07 | 2010-05-19 | 山东科鲁斯顶驱装备有限公司 | Closed-type gear transmission carrying device |
| CN202348604U (en) * | 2011-12-09 | 2012-07-25 | 陈玉珍 | Double-discharge pump |
| CN202851288U (en) * | 2012-09-20 | 2013-04-03 | 艾伦·桑德 | Motor pump assembly |
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Application publication date: 20140326 |