CN206830393U - Ultrasound-driven two dimension plunger pump - Google Patents
Ultrasound-driven two dimension plunger pump Download PDFInfo
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- CN206830393U CN206830393U CN201720255119.2U CN201720255119U CN206830393U CN 206830393 U CN206830393 U CN 206830393U CN 201720255119 U CN201720255119 U CN 201720255119U CN 206830393 U CN206830393 U CN 206830393U
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- plunger
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- ultrasound
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- 238000002604 ultrasonography Methods 0.000 title claims abstract description 28
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 16
- 239000010959 steel Substances 0.000 claims abstract description 16
- 230000000694 effects Effects 0.000 claims abstract description 15
- 238000009826 distribution Methods 0.000 claims abstract description 13
- 238000000034 method Methods 0.000 claims abstract description 10
- 230000008859 change Effects 0.000 claims abstract description 4
- 230000000994 depressogenic effect Effects 0.000 claims abstract description 3
- 239000007788 liquid Substances 0.000 claims description 33
- 238000007789 sealing Methods 0.000 claims description 23
- 238000000926 separation method Methods 0.000 claims description 13
- 239000000314 lubricant Substances 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 4
- 239000013535 sea water Substances 0.000 claims description 4
- 235000014676 Phragmites communis Nutrition 0.000 claims description 3
- 239000006185 dispersion Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 238000005461 lubrication Methods 0.000 claims description 3
- 230000035807 sensation Effects 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 230000010358 mechanical oscillation Effects 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 abstract description 9
- 230000007246 mechanism Effects 0.000 abstract description 7
- 230000002411 adverse Effects 0.000 abstract description 2
- 239000012530 fluid Substances 0.000 abstract description 2
- 239000013585 weight reducing agent Substances 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
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- 238000005183 dynamical system Methods 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 238000005213 imbibition Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Abstract
The utility model provides a kind of ultrasound-driven two dimension plunger pump, including：Closing space is formed between drive end bearing bracket, rear end cap and housing, ultrasonic vibrator is depressed in high-frequency alternating current, and using inverse piezoelectric effect, elastic-friction piece drives plunger rotation, simultaneously, loop curve groove is circumferentially provided with plunger, technique plug is provided with housing, steel ball is placed in plug, plug, steel ball, loop curve groove collective effect under, plunger is forced to do linear reciprocating motion while rotary motion, the cavity volume of pump will generating period change, complete feed liquor and hydraulic fluid.The utility model becomes one drive part and pump body portion, transmission mechanism and flow-distribution mechanism, using the multiple degrees of freedom of movable body, reduces transmission series, structure is simpler；Weight reduction, power density improve；Using ultrasound-driven form, the influence of electromagnetic interference environment is avoided, using not limited by adverse circumstances such as low temperature, vacuum；Noiseless is pollution-free.
Description
Technical field
Technical field of hydraulic pressure is the utility model is related to, in particular to a kind of two-dimentional plunger pump.
Background technology
Ultrasound-driven two dimension plunger pump is space flight and aviation dynamical system, space station, ability converting apparatus, underwater work system
Deng the critical component in the hydraulic system in field, the extensive use in all kinds of hydraulic systems.Two-dimentional plunger pump passes through the straight of plunger
Line move back and forth and the motion that rotates in a circumferential direction it is compound（Two freedoms of motion of rotation and slip of plunger）, so as to realize imbibition and
Hydraulic fluid.
Because Aero-Space, space station require harshness, it is necessary to which transmission parts have high power density component weight
Characteristic, above other field, which is also required to it, has that anti-pollution ability is strong, fast response time, the characteristic such as reliability height.
Two-dimentional plunger pump becomes one plunger, transmission mechanism and flow-distribution mechanism, reduces transmission series, makes biography effect
Rate greatly improves；Reduce the number of parts, improve the stress and condition of work of key components and parts.
Driving medium separates with lubricant medium, is applicable not only to oil medium, is also suitable fresh water and Seawater, the scope of application
Greatly increase.
Ultrasound-driven, without electromagnetism winding and magnetic circuit, is changed compared with conventional motors drive without electromagnetic interaction
Ability, but energy is changed using the inverse piezoelectric effect of piezoelectric ceramics, ultrasonic vibration and friction coupling, have it is simple in construction,
In light weight, fast response time, noise are low, low speed high torque, control feature is good, cut off self-lock, positioning precision is high；Do not done by magnetic field
Disturb, move the advantages that accurate, also there is the characteristics of low temperature resistant, vacuum etc. adapts to space environment in addition.
Due to light weight, low speed and big torque and additional gear iso-variable velocity structure is not needed, avoid and become using gear
A series of problems, such as fast and caused vibrations, impact are with noise, poor efficiency, difficult control；The position positioning of ultrasound-driven two dimension pump
Precision is very high, and straight line resolution ratio is up to nanoscale, and rotation resolution ratio is up to rad level.Ultrasound-driven two dimension pump will be in some essences
It is used widely in close instrument, Medical Devices and semiconductor fabrication.
The content of the invention
The utility model provides a kind of ultrasound-driven two dimension plunger pump, with solve in the prior art Electric-motor driven pumps by
Using limited situation in the environment such as electromagnetic interference, low temperature, vacuum, the distributing construction of plunger pump is complicated, and the power of one-dimensional pump is close
Spend the problem of not high enough.
To achieve these goals, the utility model provides a kind of ultrasound-driven two dimension plunger pump, its technology used
Scheme is：Ultrasonic vibrator is depressed in high-frequency alternating current, and using inverse piezoelectric effect, vibrating reed produces micromechanical in supersonic range
Vibration, and this vibration is passed through into resonance amplification and friction coupling transform into elastic-friction piece rotary motion.Elastic-friction piece band
Dynamic plunger rotation, meanwhile, loop curve groove is circumferentially provided with plunger, technique plug is provided with housing, ball is provided with plug
Connected in star, steel ball are placed in plug ball recess, plug, steel ball, loop curve groove collective effect under, plunger rotation transport
It is forced to do linear reciprocating motion while dynamic, the junction of elastic-friction piece and plunger adds the form of needle roller using keyway, by cunning
Dynamic friction is changed into rolling friction, substantially reduces frictional resistance.Piston reciprocation, which moves along a straight line, makes the cavity volume generating period of pump
Change, plunger rotate in a circumferential direction motion produce flow effect.So, transmission medium sucks the flow window on plunger from inlet
In the presence of mouthful, extruded by liquid outlet.
Further, screwed hole is installed on drive end bearing bracket, is connected by hex bolts with housing；Reserved installation screw thread in addition
Hole, to be connected with other equipment.
Further, ultrasonic vibrator is connected by the first power line, second source line with energy source.
Further, semicircle column type keyway is provided with elastic-friction piece central circular hole, and six roots of sensation needle roller is placed in one,
Sliding friction between elastic-friction piece and plunger is changed into rolling friction.
Further, ball recess is provided with plug, and steel ball is placed in one, steel ball forces plunger rotating about the axis
Linear reciprocating motion is done while motion, multiple fabrication holes are provided with housing, each fabrication hole installs a plug, plug and shell
Body is by sealing gemel connection.
Further, the first sealing ring is installed between housing and rear end cap, prevents the calm intracavitary seepage of medium, sealing ring
Upper uniformly distributed round, it is easy to be connected rear end cap with housing with hex bolts, and compresses the first sealing ring.
Further, the second sealing ring is installed between housing and plunger, and working media is separated with lubricant medium, works as work
When making the liquid of lubricant effect difference such as water or the seawater that medium is low viscosity, using oil-based lubricant.
Further, annular liquid separation groove is provided with housing, embedded second annular cover plate on annular liquid separation groove, the second annular
By sealing gemel connection between cover plate and housing, inlet is provided with the second annular cover plate, annular liquid separation groove will be at inlet
The liquid dispersion of entrance is to each oil-distribution port.
Further, annular collecting tank is provided with housing, embedded first annular cover plate, first annular on annular collecting tank
By sealing gemel connection between cover plate and housing, liquid outlet is provided with first annular cover plate, annular collecting tank extrudes plunger
Liquid comes together in liquid outlet through oil-distribution port and extruded.
Compared with prior art, the beneficial effects of the utility model are that drive part and pump body portion are integrated, and are passed
Motivation structure becomes one with flow-distribution mechanism, makes full use of the multiple degrees of freedom of movable body, reduces transmission series, and structure is simpler
Single, force-bearing situation improves；Weight lowers significantly, and power density greatly improves；Using ultrasound-driven form, electromagnetic interference is avoided
The influence of environment, using not limited by adverse circumstances such as low temperature, vacuum；Ultrasound-driven noiseless is pollution-free, suitable medical etc. pair
The harsh operating mode of environmental requirement.
Brief description of the drawings
The Figure of description for forming the part of the application is used for providing further understanding to of the present utility model, this practicality
New schematic description and description is used to explain the utility model, does not form to improper restriction of the present utility model.
In the accompanying drawings：
Fig. 1 shows the overall structure diagram of ultrasound-driven two dimension pump of the present utility model；
Fig. 2 shows the top plan view in Fig. 1；
Fig. 3 shows the elevation cross-sectional view in Fig. 1；
Fig. 4 shows plunger, steel ball, the structural representation of housing connection in Fig. 1；
Fig. 5 shows the switch plunger structure diagram in Fig. 4；
Wherein, above-mentioned accompanying drawing marks including the following drawings：
1st, drive end bearing bracket；2nd, ultrasonic vibrator；3rd, elastic-friction piece；4th, needle roller；5th, plug；6th, steel ball；7th, loop curve groove；
8th, housing；9th, rear end cap；10th, the first sealing ring；11st, the second sealing ring；12nd, plunger；13rd, the first power line；14th, second source
Line；15th, 21, hex bolts；16th, first annular cover plate；17th, annular collecting tank；18th, inlet；19th, oil-distribution port；20th, hold
Chamber；22nd, annular liquid separation groove；23rd, the second annular cover plate；24th, liquid outlet；25th, plunger driving axle.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Describe the utility model in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
It is noted that described further below is all exemplary, it is intended to provides further instruction to the application.It is unless another
Indicate, all technologies used herein and scientific terminology are with usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
The utility model provides a kind of ultrasound-driven two dimension plunger pump, with solve in the prior art Electric-motor driven pumps by
Using limited situation in the environment such as electromagnetic interference, low temperature, vacuum, the distributing construction of plunger pump is complicated, and the power of one-dimensional pump is close
Spend the problem of not high enough.
As shown in Figures 1 to 5, drive end bearing bracket 1, rear end cap 9 and housing 8 form closing space, and ultrasonic vibrator 2 is handed in high frequency
Flow under voltage, using inverse piezoelectric effect, vibrating reed produces micromechanical vibration in supersonic range, and ultrasonic vibrator 2 rubs with elasticity
Coupling transform coaxially, by resonance is amplified and rubbed to pad 3 into the rotary motion of elastic-friction piece 3, elastic-friction piece 3 and plunger 12
Connected by keyway, drive plunger 12 to rotate, meanwhile, loop curve groove 7 circumferentially is provided with plunger 12, is provided with housing 8
Technique plug 5, steel ball 6 are placed in plug 5, plug 5, steel ball 6, loop curve groove 7 collective effect under, plunger 12 is rotating
It is forced to do linear reciprocating motion while motion, the linear reciprocating motion of plunger causes the cavity volume 20 of pump periodically to change；Shell
Interval is provided with two annular grooves on body 8, respectively annular collecting tank 17 and annular liquid separation groove 22, embedded on annular collecting tank 17
First annular cover plate 16, embedded second annular cover plate 23 on annular liquid separation groove 22；Inlet is provided with second annular cover plate 23
18, liquid outlet 24 is provided with first annular cover plate 16, and medium is sucked in the presence of oil-distribution port 19 from inlet 18, by going out liquid
Mouth 24 extrudes.
As shown in figure 1, ultrasound-driven two dimension plunger pump, it is characterised in that install screwed hole on drive end bearing bracket 1, pass through hexagonal spiral shell
Bolt is connected with housing 8；Reserved installation screwed hole in addition, to be connected with other equipment.
As shown in Fig. 2 ultrasound-driven two dimension plunger pump ultrasonic vibrator 2 passes through the first power line 13, second source line 14
It is connected with energy source, energy is conveyed by electric wire.
As shown in Figure 2 and Figure 5, it is provided with semicolumn in the central circular hole of elastic-friction piece 3 of ultrasound-driven two dimension plunger pump
Type keyway, and six roots of sensation needle roller 4 is placed in one, the sliding friction between elastic-friction piece 3 and plunger 12 is changed into rolling rubs
Wipe, reduce frictional force, improve stress condition.
As shown in Figure 2 and Figure 4, ball recess is provided with plug 5, and steel ball 6 is placed in one, steel ball forces plunger 12 to exist
Linear reciprocating motion is done while rotating about the axis motion, multiple fabrication holes are provided with housing 8, each fabrication hole is installed one and blocked up
First 5, plug 5 is with housing 8 by sealing gemel connection.
As shown in Figures 2 and 3, the first sealing ring 10 is installed between housing 8 and rear end cap 9, prevents the calm intracavitary of medium
Seepage, uniformly distributed round on sealing ring, is easy to be connected rear end cap 9 with housing 8 with hex bolts, and compresses the first sealing ring 10.
As shown in Figures 2 and 3, the second sealing ring 11 is installed between housing 8 and plunger 12, and working media and lubrication are situated between
Matter separates, and when liquid of the working media for the lubricant effects such as the water of low viscosity or seawater difference, moistens to be done using oil medium
Lubrication prescription.
As shown in Figure 1, Figure 2 and Figure 3, annular liquid separation groove 22 is provided with close to the centerline of housing 8 below the inlet, will
To each oil-distribution port, the annular upper end of liquid separation groove 22 is provided with annular second cover plate 23 for the liquid dispersion entered at inlet,
By sealing gemel connection between second annular cover plate 23 and housing 8.
As shown in Figure 1, Figure 2 and Figure 3, inlet and outlet lower section is provided with annular collecting tank 17 close to the centerline of housing 8, by plunger
12 liquid extruded come together in liquid outlet through oil-distribution port, and the annular upper end of collecting tank 17 is provided with first annular cover plate 16, and first
By sealing gemel connection between annular cover plate 16 and housing 8.
As can be seen from the above description, the utility model the above embodiments realize following technique effect：
1. drive part and pump body portion are integrated, transmission mechanism becomes one with flow-distribution mechanism；
2. making full use of the multiple degrees of freedom of movable body, reduce transmission series, structure is simpler, and force-bearing situation improves；
3. weight lowers significantly, power density greatly improves；
4. using ultrasound-driven form, the influence of electromagnetic interference environment is avoided, using not by the severe ring such as low temperature, vacuum
Border limits；
5. ultrasound-driven noiseless is pollution-free, the operating mode harsh to environmental requirement such as suitable medical；
6. it is easy to process, cost is saved, it is easy to use.
It should be noted that term used herein above is merely to describe embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in this manual using term "comprising" and/or " bag
Include " when, it indicates existing characteristics, step, work, device, component and/or combinations thereof.
It should be noted that term " first " in the description and claims of this application and above-mentioned accompanying drawing, "
Two " etc. be for distinguishing similar object, without for describing specific order or precedence.It should be appreciated that so use
Data can exchange in the appropriate case, so as to presently filed embodiment described herein can with except herein diagram or
Order beyond those of description is implemented.In addition, term " comprising " and " having " and their any deformation, it is intended that cover
Cover it is non-exclusive include, be not necessarily limited to for example, containing the process of series of steps or unit, method, system, product or equipment
Those steps or unit clearly listed, but may include not list clearly or for these processes, method, product
Or the intrinsic other steps of equipment or unit.
Preferred embodiment of the present utility model is the foregoing is only, is not limited to the utility model, for this
For the technical staff in field, the utility model can have various modifications and variations.It is all in the spirit and principles of the utility model
Within, any modification, equivalent substitution and improvements made etc., it should be included within the scope of protection of the utility model.
Claims (9)
- A kind of 1. ultrasound-driven two dimension plunger pump, it is characterised in that including：Drive end bearing bracket (1), rear end cap (9) and housing (8), the drive end bearing bracket (1), the rear end cap (9) and the housing (8) formation Closing space, ultrasonic vibrator (2) is depressed in high-frequency alternating current, and using inverse piezoelectric effect, vibrating reed produces micro- in supersonic range Mechanical oscillation are seen, ultrasonic vibrator (2) and elastic-friction piece (3) coaxially, by resonance amplify and rubbed coupling transform into elasticity Friction plate (3) rotary motion, elastic-friction piece (3) are connected with plunger (12) by keyway, drive plunger (12) rotation, meanwhile, Loop curve groove (7) circumferentially is provided with plunger (12), technique plug (5) is provided with housing (8), steel ball (6) is placed in plug (5) in, plug (5), steel ball (6), loop curve groove (7) collective effect under, plunger (12) quilt while rotary motion Compel to do linear reciprocating motion, the linear reciprocating motion of plunger causes the cavity volume of pump (20) periodically to change；Housing is spaced on (8) Two annular grooves are provided with, respectively annular collecting tank (17) and annular liquid separation groove (22), embedded the on annular collecting tank (17) One annular cover plate (16), embedded second annular cover plate (23) on annular liquid separation groove (22)；Second annular cover plate is provided with (23) Inlet (18), liquid outlet (24) is provided with first annular cover plate (16), and medium is sucked in oil-distribution port from inlet (18) (19) in the presence of, extruded by liquid outlet (24).
- 2. ultrasound-driven two dimension plunger pump according to claim 1, it is characterised in that install spiral shell on the drive end bearing bracket (1) Pit, it is connected by hex bolts with housing (8)；Reserved installation screwed hole in addition, to be connected with other equipment.
- 3. ultrasound-driven two dimension plunger pump according to claim 1, it is characterised in that the ultrasonic vibrator (2) passes through First power line (13), second source line (14) are connected with energy source.
- 4. ultrasound-driven two dimension plunger pump according to claim 1, it is characterised in that elastic-friction piece (3) center Semicircle column type keyway is provided with looping pit, and six roots of sensation needle roller (4) is placed in one, by elastic-friction piece (3) and plunger (12) it Between sliding friction be changed into rolling friction.
- 5. ultrasound-driven two dimension plunger pump according to claim 1, it is characterised in that be provided with the plug (5) spherical Groove, and steel ball (6) is placed in one, steel ball forces plunger (12) to do reciprocating linear fortune while motion is rotated about the axis It is dynamic, multiple fabrication holes are provided with housing (8), each fabrication hole installs a plug (5), and plug (5) passes through sealing with housing (8) Gemel connection.
- 6. ultrasound-driven two dimension plunger pump according to claim 1, it is characterised in that the first sealing ring (10) is installed on shell Between body (8) and rear end cap (9), prevent the calm intracavitary seepage of medium, uniformly distributed round on sealing ring, be easy to hex bolts will after End cap (9) is connected with housing (8), and compresses the first sealing ring (10).
- 7. ultrasound-driven two dimension plunger pump according to claim 1, it is characterised in that the second sealing ring (11) is installed on shell Between body (8) and plunger (12), working media is separated with lubricant medium, when working media is water or the seawater lubrication of low viscosity During the liquid of effect difference, using oil-based lubricant.
- 8. ultrasound-driven two dimension plunger pump according to claim 1, it is characterised in that be provided with annular on the housing (8) Liquid separation groove (22), embedded second annular cover plate (23) on annular liquid separation groove (22), the second annular cover plate (23) and housing (8) it Between by sealing gemel connection, inlet (18) is provided with the second annular cover plate (23), annular liquid separation groove (22) will be from inlet (18) liquid dispersion that place enters is to each oil-distribution port.
- 9. ultrasound-driven two dimension plunger pump according to claim 1, it is characterised in that be provided with annular on the housing (8) Collecting tank (17), the embedded first annular cover plate (16) on annular collecting tank (17), first annular cover plate (16) and housing (8) it Between by sealing gemel connection, liquid outlet (24) is provided with first annular cover plate (16), annular collecting tank (17) presses plunger (12) The liquid gone out comes together in liquid outlet (24) through oil-distribution port and extruded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720255119.2U CN206830393U (en) | 2017-03-16 | 2017-03-16 | Ultrasound-driven two dimension plunger pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720255119.2U CN206830393U (en) | 2017-03-16 | 2017-03-16 | Ultrasound-driven two dimension plunger pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206830393U true CN206830393U (en) | 2018-01-02 |
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ID=60780576
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720255119.2U Expired - Fee Related CN206830393U (en) | 2017-03-16 | 2017-03-16 | Ultrasound-driven two dimension plunger pump |
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| Country | Link |
|---|---|
| CN (1) | CN206830393U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109163099A (en) * | 2018-09-21 | 2019-01-08 | 国网湖南省电力有限公司 | A kind of rotating machinery low noise sealing structure of shaft end |
-
2017
- 2017-03-16 CN CN201720255119.2U patent/CN206830393U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109163099A (en) * | 2018-09-21 | 2019-01-08 | 国网湖南省电力有限公司 | A kind of rotating machinery low noise sealing structure of shaft end |
| CN109163099B (en) * | 2018-09-21 | 2021-03-02 | 国网湖南省电力有限公司 | A low-noise shaft end seal structure for rotating machinery |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180102 |