CN105587617B - The active hydraulic jet propulsion system of longitudinal vibration patch type and its driving method - Google Patents
The active hydraulic jet propulsion system of longitudinal vibration patch type and its driving method Download PDFInfo
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- CN105587617B CN105587617B CN201510228892.5A CN201510228892A CN105587617B CN 105587617 B CN105587617 B CN 105587617B CN 201510228892 A CN201510228892 A CN 201510228892A CN 105587617 B CN105587617 B CN 105587617B
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Abstract
The invention discloses a kind of active hydraulic jet propulsion system of longitudinal vibration patch type and its driving methods, to solve the problems such as current piezoelectricity hydraulic jet propulsion system driving force is small, power density is low.The present invention includes valve single-chip, valve-use metal substrate, end cap, support rubber ring, sealing ring, cavity, fastening bolt, pump chamber driving assembly, amplification diaphragm, gripping block, pump metal substrate, drive end bearing bracket and fastening screw；Cavity is equipped with valve chamber water inlet, pump chamber water inlet and pump chamber water outlet, and valve chamber water inlet and pump chamber water inlet are respectively equipped with valve use and pump active valve seat, and pump chamber water outlet inner wall is equipped with hydrophobic structure.Apply electric signal in valve single-chip and pump driving assembly, it is excited to generate dilatation respectively, change valve chamber and pump chamber alternately, realize the sucking and ejection of fluid, under reaction force of spraying water, realization device is promoted.The present invention has the advantages such as driving force is big, power density is high, has broad prospect of application in fields such as micro injection, military detections.
Description
Technical field
The present invention relates to a kind of active hydraulic jet propulsion system of longitudinal vibration patch type and its driving methods, belong to hydraulic jet propulsion skill
Art field.
Background technique
Hydraulic jet propulsion system is to generate propulsive force using the reaction force for promoting pump to spray water flow, and then realize movement output
Microdriver.It pumps and occupy consequence in hydraulic jet propulsion technology as the power source of propulsion device, water spray pushes away at present
It is mainly axial-flow pump, mixed-flow pump and centrifugal pump into the propulsion pump used in device, that there are power densities is low for such kinetic pump, anti-dry
The disadvantages of ability is poor, structure is complicated is disturbed, so that hydraulic jet propulsion technology is difficult to meet current robot, small-sized detection, precision instrument
The application demand in equal fields.The piezoelectric pump to grow up the 1970s is typical microminiature driving device, has and is easy to
The features such as micromation, dynamic response be fast, electromagnetism interference.In recent years, it is realized using piezoelectric pump as hydraulic jet propulsion system power source
The research of movement output, has received widespread attention.Compared with conventional water jet propulsion device, because of its, knot high with power density
The technical advantages such as structure is simple and compact, driving force is big have wide in technical fields such as micro injection, military detection, underwater robots
Wealthy application prospect.
Summary of the invention
The technical problems such as that there are driving forces in order to solve current piezoelectricity hydraulic jet propulsion system is small, power density is low, the present invention
Disclose a kind of active hydraulic jet propulsion system of longitudinal vibration patch type and its driving method.
The technical scheme adopted by the invention is that: the active hydraulic jet propulsion system of longitudinal vibration patch type is by valve monocrystalline
Piece, valve-use metal substrate, end cap, support rubber ring, sealing ring, cavity, fastening bolt, pump driving assembly, amplification diaphragm, folder
Tight block, pump metal substrate, drive end bearing bracket and fastening screw composition.
The valve is d with single-chip33Exciting mode circular piezoelectric potsherd, through-thickness polarization, the valve monocrystalline
One side end face of piece is connect with valve-use metal substrate gluing, and the electrified wire of the valve single-chip is drawn by the wire guide on end cap
Out.The valve-use metal substrate is metal elastomer structure, is arranged on the interior ladder circle anchor ring of valve chamber, and passes through support rubber
Circle, which grips, to be installed between end cap and cavity.The horizontal side of the end cap is provided with inner-cavity structure, the end cover lumen
Conducting wire pore structure is provided on wall, the horizontal side of the end cap is additionally provided with annulus slot structure, the horizontal side of the end cap
External seal ring channel structures are additionally provided with, the horizontal side of the end cap is also set up there are four straight-through pore structure, the end cap
There are two internal thread hole structures for the setting of vertical side side, and the vertical side side of the end cap is additionally provided with inner seal ring shape slot
Structure, end cap vertical side side are additionally provided with semi-circular through hole structure, the medial surface and cavity of the semi-circular through hole
One side adhesive sealing, the end face adhesive sealing of the end face of the semi-circular through hole and another end cap semi-circular through hole.The branch
It supports rubber ring and sealing ring is circular ring structure elastomer.The cavity is provided with valve chamber structure, and the cavity is additionally provided with interior
Ladder circle annuli arrangement, the cavity are additionally provided with annulus slot structure, and the cavity is additionally provided with ring packing slot structure, described
Cavity is additionally provided with valve chamber water inlet structure, and the valve chamber water inlet is provided with valve active valve seat construction, and the cavity is also set
It is equipped with pump chamber water inlet structure, the cavity is additionally provided with pump chamber outlet structure, and the pump chamber water outlet is provided with pump with master
Dynamic valve seat construction, the pump chamber water outlet inner wall are provided with hydrophobic structure.The pump driving assembly includes metal elastomer and 4
Piece piezoelectric ceramic piece, the metal elastomer are square-section girder construction, and one side end is connect with pump with metal substrate gluing；
4 piezoelectric ceramic pieces are all made of d31Exciting mode, and through-thickness polarization, 4 piezoelectric ceramic pieces with gold
Belong to elastomer precursor gum to be connected, electrified wire is drawn by the wire guide on drive end bearing bracket.The amplification diaphragm is round and elastic body
Structure is arranged in the circular trough of one side end face of gripping block.The gripping block side end face center position is equipped with through-hole structure, institute
It states one side end face of gripping block and is additionally provided with round slot structure, one side end face of gripping block is additionally provided with sealing ring channel structures,
Another side end face of gripping block is provided with inner circular slot structure, and another side end face of gripping block is additionally provided with upper sealing ring shape
Slot structure, another side end face surrounding of gripping block are also set up there are four through-hole structure.The pump is metal elastic with metal substrate
Property body structure, be arranged on the anchor ring of drive end bearing bracket, and by supporting rubber ring to grip and be installed on drive end bearing bracket and gripping block
Between, a side end face of the pump metal substrate is connect with pump with driving assembly gluing.The drive end bearing bracket is provided with central chamber
Structure is provided with conducting wire pore structure in the central cavity wall of the drive end bearing bracket, and one side end face of drive end bearing bracket is provided with interior ladder circle
Annuli arrangement, one side end face of drive end bearing bracket are additionally provided with central annular slot structure, and one side end face of drive end bearing bracket is additionally provided with
Ring channel structures are sealed, another side end face of drive end bearing bracket is provided with four countersunk head through-hole structures.
The driving method of the active hydraulic jet propulsion system of longitudinal vibration patch type specifically: the valve is applied with single-chip (1)
Adding makes it generate the ac-excited electric signal for shortening deformation, so that the volume of valve chamber (6-1) increases, valve cavity pressure reduces, stream
Body flows into valve chamber (6-1) by valve chamber water inlet (6-5)；The valve single-chip (1) applies the friendship for making it generate elongation strain
Stream excitation electric signal, the pump is applied with driving assembly (8) makes it generate the ac-excited electric signal for shortening deformation, so that valve chamber
The volume of (6-1) becomes smaller, and the volume of pump chamber becomes larger, and pump cavity pressure becomes smaller, and fluid flows into pump by pump chamber water inlet (6-7)
Chamber completes a water absorption course；The pump applies the ac-excited electric signal for making it generate elongation strain with driving assembly (8),
So that the volume of pump chamber becomes smaller, pump cavity pressure becomes larger, and fluid is sprayed by pump chamber water outlet (6-9), and completion was once sprayed water
Journey；Under the reaction force of water spray, advancing movement output is realized；
The valve is square-wave cycle electric signal with the ac-excited electric signal that single-chip (1) passes to, and the pump uses driving group
The ac-excited electric signal that part (8) passes to is square-wave cycle electric signal, and the valve uses driving assembly (8) with single-chip (1) and pump
The phase difference for passing to ac-excited electric signal is 180 degree.
The beneficial effects of the present invention are: applying ac-excited electric signal to valve single-chip and pump driving assembly, make it
Longitudinal extension deformation is generated, causes valve chamber and pump chamber to change, the sucking and ejection of fluid is completed, in the reaction force of water spray
Under, the advancing movement of realization device exports.Technical advantages that the present invention has that driving force is big, power density is high etc., micro injection,
The technical fields such as military detection, underwater robot have broad application prospects.
Detailed description of the invention
Fig. 1 show a kind of cross-sectional view of active hydraulic jet propulsion system of longitudinal vibration patch type proposed by the present invention；
Fig. 2 show a kind of side view of active hydraulic jet propulsion system of longitudinal vibration patch type proposed by the present invention；
Fig. 3 show a kind of top view of the active hydraulic jet propulsion system end cap of longitudinal vibration patch type proposed by the present invention；
Fig. 4 show the A-A of the active hydraulic jet propulsion system end cap of longitudinal vibration patch type proposed by the present invention a kind of to section view
Figure；
Fig. 5 show a kind of side view of the active hydraulic jet propulsion system end cap of longitudinal vibration patch type proposed by the present invention；
Fig. 6 show a kind of cross-sectional view of the active hydraulic jet propulsion system cavity of longitudinal vibration patch type proposed by the present invention；
It is hydrophobic that Fig. 7 show water outlet in the active hydraulic jet propulsion system cavity of a kind of longitudinal vibration patch type proposed by the present invention
The partial enlarged view of structure；
Fig. 8 show a kind of top view of the active hydraulic jet propulsion system cavity of longitudinal vibration patch type proposed by the present invention；
Fig. 9 show a kind of side view of the active hydraulic jet propulsion system cavity of longitudinal vibration patch type proposed by the present invention；
Figure 10 show the active hydraulic jet propulsion system pump driving assembly of a kind of longitudinal vibration patch type proposed by the present invention
Main view；
Figure 11 show the active hydraulic jet propulsion system pump driving assembly of a kind of longitudinal vibration patch type proposed by the present invention
Side view；
Figure 12 show a kind of main view of the active hydraulic jet propulsion system gripping block of longitudinal vibration patch type proposed by the present invention；
The B-B direction that Figure 13 show the active hydraulic jet propulsion system gripping block of a kind of longitudinal vibration patch type proposed by the present invention cuts open
View；
Figure 14 show a kind of cross-sectional view of the active hydraulic jet propulsion system drive end bearing bracket of longitudinal vibration patch type proposed by the present invention；
Figure 15 show a kind of main view of the active hydraulic jet propulsion system drive end bearing bracket of longitudinal vibration patch type proposed by the present invention.
Specific embodiment
Specific embodiment 1: illustrating present embodiment in conjunction with Fig. 1~Figure 15.Present embodiments provide for a kind of longitudinal vibration patches
The specific embodiment of the active hydraulic jet propulsion system of chip.The active hydraulic jet propulsion system of longitudinal vibration patch type is mainly by valve
With single-chip 1, valve-use metal substrate 2, end cap 3, support rubber ring 4, sealing ring 5, cavity 6, fastening bolt 7, pump driving group
Part 8, amplification diaphragm 9, gripping block 10, pump metal substrate 11, drive end bearing bracket 12 and fastening screw 13 form.
The valve single-chip 1 is d33Exciting mode circular piezoelectric potsherd, through-thickness polarization, the valve monocrystalline
By epoxy resin glue connection, the electrified wire 1-1 of the valve single-chip 1 passes through for 1 one side end face of piece and valve-use metal substrate 2
Wire guide 3-2 on end cap 3 is drawn, and realizes the input of external drive power supply.
The valve-use metal substrate 2 is metal elastomer structure, is arranged on the interior ladder circle anchor ring 6-2 of valve chamber 6, and logical
It crosses support rubber ring 4 and grips and be installed between end cap 3 and cavity 6, a side end face of the valve-use metal substrate 2 passes through ring
Oxygen resin glue is fixedly connected with valve single-chip 1.
3 horizontal side of end cap is provided with inner cavity 3-1 structure, is used to realize valve single-chip by epoxide-resin glue
The fixed installation of 1 and internal chamber wall 3-1-1；It is provided with wire guide 3-2 structure on the 3 internal chamber wall 3-1-1 of end cap, for realizing
The extraction of valve 1 electrified wire 1-1 of single-chip；3 horizontal side of end cap is additionally provided with annular groove 3-3 structure, is used to prop up
The arrangement of rubber ring 4 is supportted, realizes the clamping fastener installation of valve-use metal substrate 2；3 horizontal side of end cap is additionally provided with outer close
Annular groove 3-4 structure is sealed, the mounting arrangements of sealing ring 5 are used for, realizes the sealing of valve chamber 6-1；3 horizontal side of end cap is also
Setting is realized by fastening bolt 7 and is fastenedly connected with cavity 6 there are four clear opening 3-5 structure；3 vertical side of end cap
There are two internal thread hole 3-6 structures for the setting of face side, are realized and drive end bearing bracket 12, gripping block 10 and amplification by fastening screw 13
Diaphragm 9 is fastenedly connected；The 3 vertical side side of end cap is additionally provided with inner seal ring shape slot 3-7 structure, is used for sealing ring
5 mounting arrangements realize the sealing of pump chamber；The 3 vertical side side of end cap is additionally provided with semi-circular through hole 3-10 structure；Institute
State semi-circular through hole 3-10 medial surface 3-8 and 6 one side adhesive sealing of cavity；Semi-circular through hole 3-10 end face 3-9 and another
One end cap, 3 end face semi-circular through hole 3-10 3-9 adhesive sealing.
The support rubber ring 4 is circular ring structure elastomer, is respectively arranged the ring of annular groove 3-3 in end cap 3, cavity 6
In the central annular groove 12-3 of shape slot 6-3, the interior annular groove 10-4 of gripping block 10 and drive end bearing bracket 12, valve-use metal base is realized respectively
The clamping fastener of plate 2 and pump metal substrate 11 is installed.
The sealing ring 5 is circular ring structure elastomer, is respectively arranged in the sealing of the interior annular groove 3-7, cavity 6 of end cap 3
In the sealing annular groove 12-4 of slot 6-4, the sealing annular groove 10-3 of gripping block 10 and upper sealing ring shape slot 10-5 and drive end bearing bracket 12,
For realizing the sealing of valve chamber 6-1, pump chamber and device.
The cavity 6 is provided with valve chamber 6-1 structure, forms closing with valve-use metal substrate 2 and valve single-chip 1 and holds
Chamber, for realizing the sucking of fluid；The cavity 6 is additionally provided with interior ladder circle anchor ring 6-2 structure, for realizing valve-use metal
The mounting arrangements of substrate 2；The cavity 6 is additionally provided with annular groove 6-3 structure, is used to support the arrangement of rubber ring 4, realizes valve
It is installed with the clamping fastener of metal substrate 2；The cavity 6 is additionally provided with annular seal groove 6-4 structure, is used for sealing ring 5
Mounting arrangements realize the sealing of valve chamber 6-1；The cavity 6 is additionally provided with valve chamber water inlet 6-5 structure, for realizing valve chamber
The circulation of 6-1 fluid；The valve chamber water inlet 6-5 is provided with valve active valve seat 6-6 structure, is used for and valve monocrystal 1
Valve aggressive valve is constituted with valve-use metal substrate 2；The cavity 6 is additionally provided with pump chamber water inlet 6-7 structure, for realizing pump
The circulation of chamber fluid；The cavity 6 is additionally provided with pump chamber water outlet 6-9 structure, for realizing the ejection of high pressure fluid；Institute
It states pump chamber water outlet 6-9 inner wall and is provided with hydrophobic structure 6-9-1, be used to reduce the flow resistance of fluid；The pump chamber water outlet
Mouthful 6-9 is additionally provided with pump active valve seat 6-8 structure, is used for and pump driving assembly 8, amplification diaphragm 9 and pump Metal Substrate
Plate 11 constitutes pump aggressive valve.
Pump driving assembly 8 includes metal elastomer 8-1 and 4 piezoelectric ceramic pieces 8-2, the metal elastomer 8-
1 is square-section girder construction, and one side end is pasted on pump metal substrate 11 by epoxide-resin glue；4 piezoelectricity
Potsherd 8-2 is all made of d31Exciting mode, and through-thickness polarization, 4 piezoelectric ceramic piece 8-2 pass through epoxy resin
Glue is along the circumferential direction uniformly pasted on the outer surface of metal elastomer 8-1, the deformation direction of 4 piezoelectric ceramic piece 8-2
Central axial direction with metal elastomer 8-1 is parallel to each other, before the electrified wire of 4 piezoelectric ceramic piece 8-2 passes through
Wire guide 12-5 on end cap 12 is drawn, and realizes the access of external drive power supply.
The amplification diaphragm 9 is round and elastic body structure, is arranged in the circular trough 10-2 of 10 1 side end face of gripping block,
It is realized by fastening screw 13 and is fastenedly connected with drive end bearing bracket 12, gripping block 10 and end cap 3；The amplification diaphragm 9 for realizing
The pump amplification of 11 mechanically deform of metal substrate.
The 10 side end face center position of gripping block is equipped with through-hole 10-1 structure；10 1 side end face of gripping block is also set
It is equipped with circular trough 10-2 structure, is installed for realizing the arrangement of amplification diaphragm 9；10 1 side end face of gripping block is additionally provided with
Annular groove 10-3 structure is sealed, the mounting arrangements of sealing ring 5 is used for, realizes the sealing of pump chamber；10 other side of gripping block
End face is provided with inner circular slot 10-4 structure, is used to support the arrangement of rubber ring 4, realizes that pump is tight with the clamping of metal substrate 11
Guan County's dress；Another side end face of the gripping block 10 is additionally provided with upper sealing ring shape slot 10-5 structure, is used for the installation of sealing ring 5
Arrangement, the sealing of realization device；Another side end face surrounding of the gripping block 10 is also set up there are four through-hole 10-6 structure, is used for
It is realized by fastening screw 13 and is fastenedly connected with drive end bearing bracket 12, amplification diaphragm 9 and end cap 3.
The pump is metal elastomer structure with metal substrate 11, is arranged in the interior ladder circle anchor ring 12-2 of drive end bearing bracket 12
On, and by supporting rubber ring 4 to grip the contact surface for being installed on drive end bearing bracket 12 Yu gripping block 10, the pump uses Metal Substrate
One side end face of plate 11 is fixedly connected by epoxide-resin glue with pump driving assembly 8.
The drive end bearing bracket 12 is provided with central chamber 12-1 structure；The central cavity wall 12-1-1 of the drive end bearing bracket 12 passes through epoxy
Resin glue realization is fixedly connected with pump driving assembly 8；Conducting wire is provided on the central cavity wall 12-1-1 of the drive end bearing bracket 12
Hole 12-5 structure, for realizing the pump extraction of 8 electrified wire 1-1 of driving assembly；12 1 side end face of the drive end bearing bracket setting
There is interior ladder circle anchor ring 12-2 structure, for realizing the pump mounting arrangements of metal substrate 11；12 1 side of drive end bearing bracket
Face is additionally provided with central annular groove 12-3 structure, is used to support the arrangement of rubber ring 4, realizes the clamping of pump metal substrate 11
Fastening installation；12 1 side end face of drive end bearing bracket is additionally provided with sealing annular groove 12-4 structure, is used for the installation cloth of sealing ring 5
It sets, the sealing of realization device；Another side end face of the drive end bearing bracket 12 is provided with four countersunk head through-hole 12-6 structures, is used to fasten
The mounting arrangements of screw 13, realization are fastenedly connected with gripping block 10, amplification diaphragm 9 and end cap 3.
The working principle of the longitudinal vibration patch type active hydraulic jet propulsion system: the application of valve single-chip 1 makes its generation
Shorten the ac-excited electric signal of deformation, so that the volume of valve chamber 6-1 increases, valve cavity pressure becomes smaller, and fluid is entered by valve chamber
Mouth of a river 6-5 flows into valve chamber 6-1；The valve single-chip 1 applies the ac-excited electric signal for making it generate elongation strain, the pump
Being applied with driving assembly 8 makes it generate the ac-excited electric signal for shortening deformation, so that the volume of valve chamber 6-1 becomes smaller, pump chamber
Volume becomes larger, and pump cavity pressure becomes smaller, and fluid flows into pump chamber by pump chamber water inlet 6-7, completes of the invention once to absorb water
Journey；The pump driving assembly 8 applies the ac-excited electric signal for making it generate elongation strain, so that the volume of pump chamber becomes smaller,
Fluid is sprayed by pump chamber water outlet 6-9, completes primary water spray process of the invention.The present invention under the reaction force of water spray,
The advancing movement of realization device exports.
The valve is square-wave cycle electric signal with the ac-excited electric signal that single-chip 1 passes to, the pump driving assembly 8
The ac-excited electric signal passed to is square-wave cycle electric signal, and the valve single-chip 1, which passes to exchange with pump driving assembly 8, to swash
The phase difference for encouraging electric signal is 180 degree.
Claims (2)
1. a kind of active hydraulic jet propulsion system of longitudinal vibration patch type, by valve single-chip (1), valve-use metal substrate (2), end cap
(3), support rubber ring (4), sealing ring (5), cavity (6), fastening bolt (7), pump with driving assembly (8), amplification diaphragm (9),
Gripping block (10), pump metal substrate (11), drive end bearing bracket (12) and fastening screw (13) composition；
End cap (3) horizontal side is provided with inner cavity (3-1) structure, annular groove (3-3) structure, external seal annular groove (3-4)
Structure and four clear opening (3-5) structures, internal thread hole (3-6) structure that there are two end cap (3) the vertical side side settings,
Inner seal ring shape slot (3-7) structure and semi-circular through hole (3-10) structure are provided on end cap (3) internal chamber wall (3-1-1)
Wire guide (3-2) structure, semi-circular through hole (3-10) medial surface (3-8) and cavity (6) one side adhesive sealing, described half
The end face circular through hole (3-10) (3-9) and another end cap (3) semi-circular through hole (3-10) end face (3-9) adhesive sealing；
The cavity (6) is provided with valve chamber (6-1) structure, interior ladder circle anchor ring (6-2) structure, annular groove (6-3) structure, annular
Seal groove (6-4) structure, valve chamber water inlet (6-5) structure and pump chamber water outlet (6-9) structure, the valve chamber water inlet (6-5)
It is provided with valve active valve seat (6-6) structure, pump chamber water outlet (6-9) inner wall is provided with hydrophobic structure (6-9-1) and pump
With active valve seat (6-8) structure；
Gripping block (10) the side end face center position is equipped with through-hole (10-1) structure, circular trough (10-2) structure and sealing ring
Shape slot (10-3) structure, another side end face of the gripping block (10) are provided with inner circular slot (10-4) structure, upper sealing ring shape slot
(10-5) structure, another side end face surrounding of gripping block (10) are also set up there are four through-hole (10-6) structure；
The drive end bearing bracket (12) is provided with central chamber (12-1) structure, the central cavity wall (12-1-1) and pump of the drive end bearing bracket (12)
It is connected with driving assembly (8) gluing, wire guide (12-5) knot is provided in the central cavity wall (12-1-1) of the drive end bearing bracket (12)
Structure, (12) one side end face of drive end bearing bracket be provided with interior ladder circle anchor ring (12-2) structure, central annular groove (12-3) structure and
Annular groove (12-4) structure is sealed, another side end face of the drive end bearing bracket (12) is provided with four countersunk head through-hole (12-6) structures；
The valve single-chip (1) is d33Exciting mode circular piezoelectric potsherd, through-thickness polarization, the valve single-chip
(1) one side end face is connect with valve-use metal substrate (2) gluing, and the electrified wire (1-1) of the valve single-chip (1) passes through end cap
(3) wire guide (3-2) on is drawn；
The pump includes metal elastomer (8-1) and 4 piezoelectric ceramic pieces (8-2), the metal elastomer with driving assembly (8)
(8-1) is square-section girder construction, and one side end is connect with pump with metal substrate (11) gluing；4 piezoelectric ceramic pieces
(8-2) is all made of d31Exciting mode, and through-thickness polarization, 4 piezoelectric ceramic pieces (8-2) are along the circumferential direction uniform
It is pasted on the outer surface of metal elastomer (8-1), the deformation direction of 4 piezoelectric ceramic pieces (8-2) is and metallic elastic
The central axial direction of body (8-1) is parallel to each other, and the electrified wire of 4 piezoelectric ceramic pieces (8-2) passes through drive end bearing bracket (12)
On wire guide (12-5) draw；
The valve-use metal substrate (2) is metal elastomer structure, is arranged on the interior ladder circle anchor ring (6-2) of cavity (6), and
The contact surface for being installed on end cap (3) Yu cavity (6), the valve-use metal substrate (2) are gripped by support rubber ring (4)
A side end face and valve with single-chip (1) gluing connect；The pump is metal elastomer structure with metal substrate (11), is arranged in
It is described to pump with a side end face of metal substrate (11) and pump driving assembly on the interior ladder circle anchor ring (12-2) of drive end bearing bracket (12)
(8) gluing connects.
2. a kind of driving method of the active hydraulic jet propulsion system of longitudinal vibration patch type as described in claim 1, it is characterised in that:
The driving method of the active hydraulic jet propulsion system of longitudinal vibration patch type specifically: the valve single-chip (1), which applies, makes its production
The raw ac-excited electric signal for shortening deformation, so that the volume of valve chamber (6-1) increases, valve cavity pressure reduces, and fluid passes through valve
Chamber water inlet (6-5) flows into valve chamber (6-1)；The valve single-chip (1) applies the ac-excited electricity for making it generate elongation strain
Signal, the pump is applied with driving assembly (8) makes it generate the ac-excited electric signal for shortening deformation, so that valve chamber (6-1)
Volume becomes smaller, and the volume of pump chamber becomes larger, and pump cavity pressure becomes smaller, and fluid flows into pump chamber by pump chamber water inlet (6-7), completes one
Secondary water absorption course；The pump applies the ac-excited electric signal for making it generate elongation strain with driving assembly (8), so that pump chamber
Volume becomes smaller, and pump cavity pressure becomes larger, and fluid is sprayed by pump chamber water outlet (6-9), completes primary water spray process；In water spray
Under reaction force, advancing movement output is realized；
The valve is square-wave cycle electric signal with the ac-excited electric signal that single-chip (1) passes to, and the pump uses driving assembly (8)
The ac-excited electric signal passed to is square-wave cycle electric signal, and the valve passes to friendship with single-chip (1) and pump with driving assembly (8)
The phase difference of stream excitation electric signal is 180 degree.
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| CN201510228892.5A CN105587617B (en) | 2015-05-08 | 2015-05-08 | The active hydraulic jet propulsion system of longitudinal vibration patch type and its driving method |
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| CN201510228892.5A CN105587617B (en) | 2015-05-08 | 2015-05-08 | The active hydraulic jet propulsion system of longitudinal vibration patch type and its driving method |
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| CN105587617B true CN105587617B (en) | 2019-07-09 |
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| CN101054967A (en) * | 2007-05-25 | 2007-10-17 | 吉林大学 | Piezoelectric oscillator active valve type piezoelectric pump |
| CN201162655Y (en) * | 2007-12-07 | 2008-12-10 | 吉林大学 | Single-cavity double-transducer piezoelectric pump |
| CN102345587A (en) * | 2011-10-27 | 2012-02-08 | 吉林大学 | Resonance drive type piezoelectric pump |
| CN102882420A (en) * | 2012-10-19 | 2013-01-16 | 哈尔滨工业大学 | Surface-mounted piezoelectric ceramic and metal composite beam and method for exciting the composite beam to realize longitudinal and bending compounded vibration |
| CN103023372B (en) * | 2012-11-23 | 2015-09-09 | 上海交通大学 | The chip longitudinal-torsional ultrasound micro-motor of singlephase drive |
| CN103001532B (en) * | 2012-11-28 | 2015-10-28 | 上海交通大学 | Chip longitudinal-torsional mode compound ultrasonic motor |
| CN103746597B (en) * | 2014-01-27 | 2017-03-01 | 哈尔滨工业大学 | SMD T-shaped dual-feet linear piezoelectric supersonic motor vibrator |
| CN103899518B (en) * | 2014-03-25 | 2016-06-29 | 浙江大学 | Digital hydraulic pump based on Piezoelectric Ceramic |
| CN104329241A (en) * | 2014-10-29 | 2015-02-04 | 成都思达高科软件有限公司 | Low-pressure automatic two-way pump |
| CN204738944U (en) * | 2015-05-08 | 2015-11-04 | 长春工业大学 | Indulge SMD active type water -jet propulsion system that shakes |
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