CN204783579U - Paster sandwich longitrorse complex excitation active type water -jet propulsion system - Google Patents
Paster sandwich longitrorse complex excitation active type water -jet propulsion system Download PDFInfo
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- CN204783579U CN204783579U CN201520291029.XU CN201520291029U CN204783579U CN 204783579 U CN204783579 U CN 204783579U CN 201520291029 U CN201520291029 U CN 201520291029U CN 204783579 U CN204783579 U CN 204783579U
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Abstract
The utility model discloses a paster sandwich longitrorse complex excitation active type water -jet propulsion system to solve little, the low scheduling problem of power density of current piezoelectricity water -jet propulsion system drive power. The utility model discloses a for valve single -chip, for the valve metal substrate, end cover, support rubber circle, sealing washer, cavity, fastening bolt, pump chamber drive assembly, enlarge the diaphragm, press from both sides tight piece, metal substrate, front end housing and fastening screw for the pump, the cavity has valve pocket water inlet, pump chamber water inlet and pump chamber delivery port, and valve pocket water inlet and pump chamber water inlet have the valve to use respectively and the initiative disk seat is used to the pump, and the pump chamber delivery port has hydrophobic structural. Apply the signal of telecommunication in single -chip for the valve and for pump drive assembly, produce flexible the deformation and centrifugal force respectively, make valve pocket and pump chamber alternation, realize the fluid inhale with the blowout, under water spray reaction force, realize that the device impels. The utility model discloses there are advantages such as drive power is big, power density height, have wide application prospect in fields such as trace injection, military survey.
Description
Technical field
The utility model relates to the active hydraulic jet propulsion system of a kind of paster sandwich Hybrid transducer exciting, belongs to hydraulic jet propulsion technical field.
Background technique
Hydraulic jet propulsion system is that the reaction force utilizing boost pump to spray current produces propelling force, and then realizes the microdriver of movement output.Pump occupy consequence as the power source of advancing means in hydraulic jet propulsion technology, the boost pump adopted in current hydraulic jet propulsion system is axial-flow pump, mixed flow pump and centrifugal pump mainly, there is the shortcomings such as specific power is low, poor anti jamming capability, complex structure in this kind of kinetic pump, makes hydraulic jet propulsion technology be difficult to meet the application demand in the fields such as current robot, small-sized detection, precision type instrument.The piezoelectric pump that 20 century 70s grow up is typical microminiature drive unit, have be easy to microminiaturized, the feature such as dynamic response is fast, electromagnetism interference.In recent years, realize the research of movement output using piezoelectric pump as hydraulic jet propulsion system power source, receive and pay close attention to widely.Compared with conventional water jet advancing means, because it has the technical advantages such as specific power is high, simple and compact for structure, driving force is large, in the technical field such as trace injection, military detection, underwater robot, there is broad prospect of application.
Chinese utility model patent " Miniature water-propulsion pump ", Authorization Notice No. is CN200989293Y, authorized announcement date is on December 12nd, 2007, disclosed a kind of Miniature water-propulsion pump, primarily of the pump housing, pump chamber, piezoelectric vibrator forms, take piezoelectric vibrator as driving element, piezoelectric vibrator is supported in the cavity that forms between the pump housing and capping by the elastic element of its periphery, the pump housing is provided with entrance channel and outlet flow, the valve pocket axis that entrance channel is corresponding is in same plane with outlet flow axis and mutually vertical, ingress adopts rubber stop valve as inlet valve, namely outlet is spout, nozzle does not establish valve, with extraneous normal open, by pump chamber, the pump inner chamber body of valve pocket and spout composition is not sealed cavity, Chinese utility model patent " piezoelectricity hydraulic jet propulsion system ", Authorization Notice No. is CN202574604U, authorized announcement date is on 05 07th, 2012, disclosed a kind of piezoelectricity hydraulic jet propulsion system, its upper cover is fixedly connected with the pump housing, piezoelectric vibrator periphery elastic rubber ring, lower elastic rubber ring supports, and form pump chamber with upper cover, seal ring is had between this upper cover and pump housing, the pump housing is provided with water inlet one and water inlet two, valve pocket is provided with between piezoelectric vibrator and two water inlets, umbrella shape rubber valve one and umbrella shape rubber valve two is fixedly connected with respectively with water inlet two place at water inlet one, water outlet spout is had between two water inlets, water outlet spout is directly connected with the external world.
The piezoelectricity hydraulic jet propulsion system of above-mentioned several implementation, though it can under certain excitation electric signal function, exported with the ahead running of ejection process implementation device by the suction of fluid, but the piezoelectricity hydraulic jet propulsion system of this implementation exists the technical problems such as driving force is little, specific power is low, limit the application & development of the technical fields such as it sprays at trace, military detection, underwater robot.
Summary of the invention
There is the technical problems such as driving force is little, specific power is low to solve current piezoelectricity hydraulic jet propulsion system, the utility model discloses the active hydraulic jet propulsion system of a kind of paster sandwich Hybrid transducer exciting.
The technological scheme that the utility model adopts is: the active hydraulic jet propulsion system of described a kind of paster sandwich Hybrid transducer exciting is made up of valve single-chip, valve-use metal substrate, end cap, support rubber circle, seal ring, cavity, clamping bolt, pump driven unit, amplification diaphragm, clamp, pump metal substrate, front cover and fastening screw trip bolt.
Described valve single-chip is
d 33exciting pattern circular piezoelectric ceramic plate, through-thickness polarizes, and described valve single-chip one side end face is connected with valve-use metal substrate is gluing, and the electrified wire of described valve single-chip is drawn by the wire guide on end cap.Described valve-use metal substrate is metallic elastic body structure, is arranged on the interior step ladder circular ring face of valve pocket, and is gripped by support rubber circle and be installed between end cap and cavity.The horizontal side of described end cap is provided with inner-cavity structure, described end cap internal chamber wall is provided with wire guide structure, the horizontal side of described end cap is also provided with annular groove structure, the horizontal side of described end cap is also provided with sealing ring channel structures, the horizontal side of described end cap is also provided with four through-hole structures, the vertical side side of described end cap is provided with two interior threaded hole structures, the vertical side side of described end cap is also provided with sealing ring channel structures, described end cap vertical side side is also provided with semi-circular through hole structure, the inner side surface of described semi-circular through hole and cavity one side adhesive sealing, the end face of described semi-circular through hole and the end face adhesive sealing of another end cap semi-circular through hole.Described support rubber circle and seal ring are circle structure elastomer.Described cavity is provided with valve pocket structure, described cavity is also provided with interior step ladder circular ring face structure, described cavity is also provided with annular groove structure, described cavity is also provided with sealing ring channel structures, described cavity is also provided with valve pocket water inlet structure, described valve pocket water inlet is provided with valve aggressive valve stand structure, described cavity is also provided with pump chamber water inlet structure, described cavity is also provided with pump chamber outlet structure, described pump chamber water outlet is provided with pump aggressive valve stand structure, and described pump chamber water outlet inwall is provided with hydrophobic structure.Described pump driven unit comprises front matching stub, powered electrode sheet, ring-shaped piezo ceramic sheet, rear matching stub, insulating sleeve and rectangular piezoelectric ceramic sheet; Described front matching stub is stepped cylindrical shape elastomer structure, its path one side end is provided with external thread structure, external thread structure side is provided with smooth external peripheral surface structure, and side, described front matching stub large footpath external peripheral surface is along the circumferential direction evenly provided with 2 outerplanar structures; Described powered electrode sheet is the ring copper sheet being provided with ledge arrangement; Described ring-shaped piezo ceramic sheet is 2
d 15the ring piezoelectric ceramic of exciting pattern, the polarization of described 2 annular piezoelectric ceramics equal through-thickness, and its positive polarization face and positive polarization face positioned opposite; Described rear matching stub is round column structure elastomer, and one side end central position is provided with interior threaded hole structure, and opposite side end face is connected with metal substrate is gluing with pump; Described insulating sleeve is circular insulator, and it is arranged on the smooth external peripheral surface of front matching stub; Described rectangular piezoelectric ceramic sheet is 2
d 31the rectangular piezoelectric ceramic sheet of exciting pattern, and its equal through-thickness polarization, the deformation direction of described 2 rectangular piezoelectric ceramic sheets all with the centerline axis parallel of front matching stub, described 2 rectangular piezoelectric ceramic sheets are connected with the outerplanar of front matching stub is gluing; Described powered electrode sheet and ring-shaped piezo ceramic sheet is spaced is arranged on insulating sleeve, the electrified wire of described powered electrode sheet and rectangular piezoelectric ceramic sheet is drawn by the wire guide on front cover.Described amplification diaphragm is round and elastic body structure, is arranged in the circular trough of clamp one side end face.Central position, described clamp one side end face is provided with through-hole structure, described clamp one side end face is also provided with circular trough structure, described clamp one side end face is also provided with sealing ring channel structures, described clamp opposite side end face is provided with annular groove structure, described clamp opposite side end face is also provided with sealing ring channel structures, and described clamp opposite side end face surrounding is also provided with four through-hole structures.Described pump metal substrate is metallic elastic body structure, be arranged on the interior step ladder circular ring face of front cover, and gripped by support rubber circle and be installed between front cover and clamp, described pump one side end face of metal substrate is connected with pump driven unit is gluing.Described front cover is provided with inner-cavity structure, described front cover internal chamber wall is provided with wire guide structure, described front cover one side end face is provided with interior step ladder circular ring face structure, described front cover one side end face is also provided with annular groove structure, described front cover one side end face is also provided with sealing ring channel structures, and described front cover opposite side end face is provided with four countersunk head through-hole structures.
The beneficial effects of the utility model are: apply ac-excited electrical signal in valve single-chip and pump driven unit, excite respectively and make it produce longitudinal extension distortion and centrifugal force, cause the alternately change of valve pocket and pump chamber, complete suction and the ejection of fluid, under the reaction force of water spray, the ahead running of implement device exports.The utility model has that driving force is large, specific power high-technology advantage, sprays, the technical field such as military detection, underwater robot has broad application prospects at trace.
Accompanying drawing explanation
Figure 1 shows that the sectional view of the active hydraulic jet propulsion system of a kind of paster sandwich Hybrid transducer exciting that the utility model proposes;
Figure 2 shows that the side view of the active hydraulic jet propulsion system of a kind of paster sandwich Hybrid transducer exciting that the utility model proposes;
Figure 3 shows that the plan view of the active hydraulic jet propulsion system end cap of a kind of paster sandwich Hybrid transducer exciting that the utility model proposes;
Figure 4 shows that the A-A of the active hydraulic jet propulsion system end cap of a kind of paster sandwich Hybrid transducer exciting that the utility model proposes is to sectional view;
Figure 5 shows that the side view of the active hydraulic jet propulsion system end cap of a kind of paster sandwich Hybrid transducer exciting that the utility model proposes;
Figure 6 shows that the sectional view of the active hydraulic jet propulsion system cavity of a kind of paster sandwich Hybrid transducer exciting that the utility model proposes;
Figure 7 shows that the partial enlarged drawing of water outlet hydrophobic structure in the active hydraulic jet propulsion system cavity of a kind of paster sandwich Hybrid transducer exciting that the utility model proposes;
Figure 8 shows that the plan view of the active hydraulic jet propulsion system cavity of a kind of paster sandwich Hybrid transducer exciting that the utility model proposes;
Figure 9 shows that the side view of the active hydraulic jet propulsion system cavity of a kind of paster sandwich Hybrid transducer exciting that the utility model proposes;
Figure 10 shows that the sectional view of a kind of paster sandwich Hybrid transducer exciting active hydraulic jet propulsion system pump driven unit that the utility model proposes;
Figure 11 shows that the plan view of matching stub before in a kind of paster sandwich Hybrid transducer exciting active hydraulic jet propulsion system pump driven unit that the utility model proposes;
Figure 12 shows that the side view of matching stub before in a kind of paster sandwich Hybrid transducer exciting active hydraulic jet propulsion system pump driven unit that the utility model proposes;
Figure 13 shows that the arrangement schematic diagram of ring-shaped piezo ceramic sheet and powered electrode sheet in a kind of paster sandwich Hybrid transducer exciting active hydraulic jet propulsion system pump driven unit that the utility model proposes;
Figure 14 shows that the sectional view of matching stub after in a kind of paster sandwich Hybrid transducer exciting active hydraulic jet propulsion system pump driven unit that the utility model proposes;
Figure 15 shows that the side view of matching stub after in a kind of paster sandwich Hybrid transducer exciting active hydraulic jet propulsion system pump driven unit that the utility model proposes;
Figure 16 shows that the sectional view of insulating sleeve in a kind of paster sandwich Hybrid transducer exciting active hydraulic jet propulsion system pump driven unit that the utility model proposes;
Figure 17 shows that the plan view of the active hydraulic jet propulsion system clamp of a kind of paster sandwich Hybrid transducer exciting that the utility model proposes;
Figure 18 shows that the B-B of the active hydraulic jet propulsion system clamp of a kind of paster sandwich Hybrid transducer exciting that the utility model proposes is to sectional view;
Figure 19 shows that the sectional view of the active hydraulic jet propulsion system front cover of a kind of paster sandwich Hybrid transducer exciting that the utility model proposes;
Figure 20 shows that the plan view of the active hydraulic jet propulsion system front cover of a kind of paster sandwich Hybrid transducer exciting that the utility model proposes.
Embodiment
Embodiment one: composition graphs 1 ~ Figure 20 illustrates present embodiment.Present embodiments provide for the specific embodiments of the active hydraulic jet propulsion system of a kind of paster sandwich Hybrid transducer exciting.The active hydraulic jet propulsion system of described a kind of paster sandwich Hybrid transducer exciting forms primarily of valve single-chip 1, valve-use metal substrate 2, end cap 3, support rubber circle 4, seal ring 5, cavity 6, clamping bolt 7, pump driven unit 8, amplification diaphragm 9, clamp 10, pump metal substrate 11, front cover 12 and fastening screw trip bolt 13.
Described valve single-chip 1 is
d 33exciting pattern circular piezoelectric ceramic plate, through-thickness polarizes, described valve single-chip 1 one side end face is connected by epoxy resin glue with valve-use metal substrate 2, and the electrified wire 1-1 of described valve single-chip 1 is drawn by the wire guide 3-2 on end cap 3, realizes the input of external excitation power supply.
Described valve-use metal substrate 2 is metallic elastic body structure, be arranged on the interior step ladder circular ring face 6-2 of valve pocket 6, and gripped by support rubber circle 4 and be installed between end cap 3 and cavity 6, a side end face of described valve-use metal substrate 2 is fixedly connected with valve single-chip 1 by epoxy resin glue.
Described end cap 3 horizontal side is provided with inner chamber 3-1 structure, and it is for realizing the fixed installation of valve single-chip 1 and internal chamber wall 3-1-1 by epoxy resin glue; Described end cap 3 internal chamber wall 3-1-1 is provided with wire guide 3-2 structure, and it is for realizing the extraction of valve single-chip 1 electrified wire 1-1; Described end cap 3 horizontal side is also provided with annular groove 3-3 structure, and it is for the layout of support rubber circle 4, and the clamping fastener realizing valve-use metal substrate 2 is installed; Described end cap 3 horizontal side is also provided with sealing circular groove 3-4 structure, and it realizes the sealing of valve pocket 6-1 for the mounting arrangements of seal ring 5; Described end cap 3 horizontal side is also provided with four through hole 3-5 structures, and it is realized and being fastenedly connected of cavity 6 by clamping bolt 7; Described end cap 3 vertical side side is provided with two interior threaded hole 3-6 structures, and it is realized and being fastenedly connected of front cover 12, clamp 10 and amplification diaphragm 9 by fastening screw trip bolt 13; Described end cap 3 vertical side side is also provided with sealing circular groove 3-7 structure, and it realizes the sealing of pump chamber for the mounting arrangements of seal ring 5; Described end cap 3 vertical side side is also provided with semi-circular through hole 3-10 structure; Described semi-circular through hole 3-10 inner side surface 3-8 and cavity 6 one side adhesive sealing; Described semi-circular through hole 3-10 end face 3-9 and another end cap 3 semi-circular through hole 3-10 end face 3-9 adhesive sealing.
Described support rubber circle 4 is circle structure elastomer, be arranged in respectively in the annular groove 12-3 of the annular groove 3-3 of end cap 3, the annular groove 6-3 of cavity 6, the annular groove 10-4 of clamp 10 and front cover 12, the clamping fastener realizing valve-use metal substrate 2 and pump metal substrate 11 is respectively installed.
Described seal ring 5 is circle structure elastomer, be arranged in the sealing circular groove 12-4 of sealing circular groove 3-2 and the 3-7 of end cap 3, the sealing circular groove 6-4 of cavity 6, sealing circular groove 10-3 and the 10-5 of clamp 10 and front cover 12 respectively, for realizing the sealing of valve pocket 6-1, pump chamber and device.
Described cavity 6 is provided with valve pocket 6-1 structure, and itself and valve-use metal substrate 2 and valve are formed with single-chip 1 and close cavity volume, for realizing the suction of fluid; Described cavity 6 is also provided with interior step ladder circular ring face 6-2 structure, and it is for realizing the mounting arrangements of valve-use metal substrate 2; Described cavity 6 is also provided with annular groove 6-3 structure, and it is for the layout of support rubber circle 4, and the clamping fastener realizing valve-use metal substrate 2 is installed; Described cavity 6 is also provided with sealing circular groove 6-4 structure, and it realizes the sealing of valve pocket 6-1 for the mounting arrangements of seal ring 5; Described cavity 6 is also provided with valve pocket water inlet 6-5 structure, and it is for realizing the circulation of valve pocket 6-1 fluid; Described valve pocket water inlet 6-5 is provided with valve initiatively valve seat 6-6 structure, and it is for forming valve aggressive valve with valve monocrystal 1 and valve-use metal substrate 2; Described cavity 6 is also provided with pump chamber water inlet 6-7 structure, and it is for realizing the circulation of pumping chamber fluid; Described cavity 6 is also provided with pump chamber water outlet 6-9 structure, and it is for realizing the ejection of high pressure fluid; Described pump chamber water outlet 6-9 inwall is provided with hydrophobic structure 6-9-1, and it is for reducing the flow resistance of fluid; Described pump chamber water outlet 6-9 is also provided with pump initiatively valve seat 6-8 structure, and it is for forming pump aggressive valve with pump driven unit 8, amplification diaphragm 9 and pump metal substrate 11.
Described pump driven unit 8 comprises front matching stub 8-1, powered electrode sheet 8-2, ring-shaped piezo ceramic sheet 8-3, rear matching stub 8-4, insulating sleeve 8-5 and rectangular piezoelectric ceramic sheet 8-6; Described front matching stub 8-1 is stepped cylindrical shape elastomer structure, described front matching stub 8-1 path one side end is provided with outside thread 8-1-3 structure, it is connected for screwing with the interior threaded hole 8-4-1 of rear matching stub 8-4 mono-side end, realizes installing with the clamping of powered electrode sheet 8-2, piezoelectric ceramic 8-3, rear matching stub 8-4 and insulating sleeve 8-5; Described front matching stub 8-1 is provided with smooth external peripheral surface 8-1-2 structure near outside thread 8-1-3 side, it is for realizing the mounting arrangements of insulating sleeve 8-5, side, described front matching stub 8-1 large footpath external peripheral surface is along the circumferential direction evenly provided with 2 outerplanar 8-1-1 structures, and it is for realizing the gluing connection of 2 rectangular piezoelectric ceramic sheet 8-6 by epoxy resin glue; Described powered electrode sheet 8-2 is the ring copper sheet being provided with ledge arrangement, and it is for realizing the input of external excitation power supply; Described ring-shaped piezo ceramic sheet 8-3 is 2
d 15the ring piezoelectric ceramic of exciting pattern, the polarization of described 2 annular piezoelectric ceramic 8-3 equal through-thickness, and its positive polarization face and positive polarization face positioned opposite; Described rear matching stub 8-4 is round column structure elastomer, one side end central position is provided with interior threaded hole 8-4-1 structure, be connected for screwing with the outside thread 8-1-2 of front matching stub 8-1, realize installing with the clamping of front matching stub 8-1, powered electrode sheet 8-2, piezoelectric ceramic 8-3 and insulating sleeve 8-5, described rear matching stub 8-4 opposite side end face is fastenedly connected by epoxy resin glue and pump metal substrate 13; Described insulating sleeve 8-5 is circular insulator, and described insulating sleeve 8-5 is arranged on the smooth external peripheral surface 8-1-1 of front matching stub 8-1; Described rectangular piezoelectric ceramic sheet 8-6 is 2
d 31the rectangular piezoelectric ceramic sheet of exciting pattern, and its equal through-thickness polarization, the deformation direction of described 2 rectangular piezoelectric ceramic sheet 8-6 all with the centerline axis parallel of front matching stub 8-1, described 2 rectangular piezoelectric ceramic sheet 8-6 are connected with the outerplanar 8-1-1 of front matching stub 8-1 is gluing; Described powered electrode sheet 8-2 and ring-shaped piezo ceramic sheet 8-3 is spaced to be arranged on insulating sleeve 8-5; The electrified wire of described powered electrode sheet 8-2 and rectangular piezoelectric ceramic sheet 8-6 is drawn by the wire guide 12-5 on front cover 12.
Described amplification diaphragm 9 is round and elastic body structure, and it is arranged in the circular trough 10-2 of clamp 10 1 side end face, is realized and being fastenedly connected of front cover 12, clamp 10 and end cap 3 by fastening screw trip bolt 13; Described amplification diaphragm 9 is for realizing the amplification of pump metal substrate 11 mechanically deformation.
Central position, described clamp 10 1 side end face is provided with through hole 10-1 structure; Described clamp 10 1 side end face is also provided with circular trough 10-2 structure, and it is installed for the layout realizing amplification diaphragm 9; Described clamp 10 1 side end face is also provided with sealing circular groove 10-3 structure, and it realizes the sealing of pump chamber for the mounting arrangements of seal ring 5; Described clamp 10 opposite side end face is provided with annular groove 10-4 structure, and it is for the layout of support rubber circle 4, and the clamping fastener realizing pump metal substrate 11 is installed; Described clamp 10 opposite side end face is also provided with sealing circular groove 10-5 structure, and it is for the mounting arrangements of seal ring 5, the sealing of implement device; Described clamp 10 opposite side end face surrounding is also provided with four through hole 10-6 structures, and it is for realizing and being fastenedly connected of front cover 12, amplification diaphragm 9 and end cap 3 by fastening screw trip bolt 13.
Described pump metal substrate 11 is metallic elastic body structure, be arranged on the interior step ladder circular ring face 12-2 of front cover 12, and the contact surface being installed on front cover 12 and clamp 10 is gripped by support rubber circle 4, a side end face of described pump metal substrate 11 is fixedly connected with pump driven unit 8 by epoxy resin glue.
Described front cover 12 is provided with inner chamber 12-1 structure; The internal chamber wall 12-1-1 of described front cover 12 is realized and being fixedly connected with of pump driven unit 8 by epoxy resin glue; The internal chamber wall 12-1-1 of described front cover 12 is provided with wire guide 12-5 structure, it is for realizing the extraction of pump driven unit 8 electrified wire 8-1; Described front cover 12 1 side end face is provided with interior step ladder circular ring face 12-2 structure, and it is for realizing the mounting arrangements of pump metal substrate 11; Described front cover 12 1 side end face is also provided with annular groove 12-3 structure, and it is for the layout of support rubber circle 4, and the clamping fastener realizing pump metal substrate 11 is installed; Described front cover 12 1 side end face is also provided with sealing circular groove 12-4 structure, and it is for the mounting arrangements of seal ring 5, the sealing of implement device; Described front cover 12 opposite side end face is provided with four countersunk head through hole 12-6 structures, and it is for the mounting arrangements of fastening screw trip bolt 13, and realization is fastenedly connected with clamp 10, amplification diaphragm 9 and end cap 3.
Embodiment two: the specific embodiments that present embodiments provide for the active hydraulic jet propulsion system method for driving of a kind of paster sandwich Hybrid transducer exciting.
The specific embodiments of described a kind of paster sandwich Hybrid transducer exciting active hydraulic jet propulsion system method for driving is: described valve single-chip 1 applies to make it produce the ac-excited electrical signal shortening distortion, the volume of valve pocket 6-1 is increased, and fluid flows into valve pocket 6-1 by valve pocket water inlet 6-5; Described valve single-chip 1 applies to make it produce the ac-excited electrical signal of elongation strain, described pump driven unit 8 applies to make it produce the ac-excited electrical signal of a direction yaw motion, and produce the centrifugal force in a direction, make the smaller volume of valve pocket 6-1, the volume of pump chamber becomes large, fluid flows into pump chamber by pump chamber water inlet 6-7, completes a water absorption course of the present utility model; Described pump driven unit 8 applies to make it produce the ac-excited electrical signal of another direction yaw motion, and produce the centrifugal force in another direction, make the smaller volume of pump chamber, fluid is sprayed by water outlet 6-9, completes process of once spraying water of the present utility model.The utility model is under the reaction force of water spray, and the ahead running of implement device exports.
The ac-excited electrical signal that described valve single-chip 1 passes to is sine wave or the square-wave cycle electrical signal of a certain frequency, in described pump driven unit 8,2 annular piezoelectric ceramic 8-3 form exciting group A1, and apply the sine wave period electrical signal of a certain frequency, in described pump driven unit 8,2 rectangular piezoelectric ceramic sheet 8-6 form exciting group A2, and apply the cosine wave periodic electric signal of a certain frequency; The phase difference of the ac-excited electrical signal that described exciting group A1 and exciting group A2 applies is 90 degree or 270 degree, when the phase difference of the ac-excited electrical signal that described exciting group A1 and exciting group A2 applies is respectively 90 degree and 270 degree, the yaw motion of pump driven unit 8 both direction can be realized respectively, and produce the centrifugal force of both direction; The phase difference that described valve single-chip 1 and pump driven unit 8 pass to ac-excited electrical signal is 180 degree.
Claims (8)
1. the active hydraulic jet propulsion system of paster sandwich Hybrid transducer exciting, is made up of valve single-chip (1), valve-use metal substrate (2), end cap (3), support rubber circle (4), seal ring (5), cavity (6), clamping bolt (7), pump driven unit (8), amplification diaphragm (9), clamp (10), pump metal substrate (11), front cover (12) and fastening screw trip bolt (13).
2. the active hydraulic jet propulsion system of a kind of paster sandwich Hybrid transducer exciting according to claim 1, it is characterized in that: described end cap (3) horizontal side is provided with inner chamber (3-1) structure, described end cap (3) internal chamber wall (3-1-1) is provided with wire guide (3-2) structure, described end cap (3) horizontal side is also provided with annular groove (3-3) structure, described end cap (3) horizontal side is also provided with sealing circular groove (3-4) structure, described end cap (3) horizontal side is also provided with four through hole (3-5) structures, described end cap (3) vertical side side is provided with two interior threaded hole (3-6) structures, described end cap (3) vertical side side is also provided with sealing circular groove (3-7) structure, described end cap (3) vertical side side is also provided with semi-circular through hole (3-10) structure, described semi-circular through hole (3-10) inner side surface (3-8) and cavity (6) side adhesive sealing, described semi-circular through hole (3-10) end face (3-9) and another end cap (3) semi-circular through hole (3-10) end face (3-9) adhesive sealing.
3. the active hydraulic jet propulsion system of a kind of paster sandwich Hybrid transducer exciting according to claim 1, it is characterized in that: described cavity (6) is provided with valve pocket (6-1) structure, described cavity (6) is also provided with interior step ladder circular ring face (6-2) structure, described cavity (6) is also provided with annular groove (6-3) structure, described cavity (6) is also provided with sealing circular groove (6-4) structure, described cavity (6) is also provided with valve pocket water inlet (6-5) structure, described valve pocket water inlet (6-5) is provided with valve initiatively valve seat (6-6) structure, described cavity (6) is also provided with pump chamber water outlet (6-9) structure, described pump chamber water outlet (6-9) inwall is provided with hydrophobic structure (6-9-1), described pump chamber water outlet (6-9) is also provided with pump initiatively valve seat (6-8) structure.
4. the active hydraulic jet propulsion system of a kind of paster sandwich Hybrid transducer exciting according to claim 1, it is characterized in that: described clamp (10) central position, side end face is provided with through hole (10-1) structure, described clamp (10) side end face is also provided with circular trough (10-2) structure, described clamp (10) side end face is also provided with sealing circular groove (10-3) structure, described clamp (10) opposite side end face is provided with annular groove (10-4) structure, described clamp (10) opposite side end face is also provided with sealing circular groove (10-5) structure, described clamp (10) opposite side end face surrounding is also provided with four through hole (10-6) structures.
5. the active hydraulic jet propulsion system of a kind of paster sandwich Hybrid transducer exciting according to claim 1, it is characterized in that: described front cover (12) is provided with inner chamber (12-1) structure, described front cover (12) internal chamber wall (12-1-1) is connected with piezoelectric stack (8) is gluing with pump, described front cover (12) internal chamber wall (12-1-1) is provided with wire guide (12-5) structure, described front cover (12) side end face is provided with interior step ladder circular ring face (12-2) structure, described front cover (12) side end face is also provided with annular groove (12-3) structure, described front cover (12) side end face is also provided with sealing circular groove (12-4) structure, described front cover (12) opposite side end face is provided with four countersunk head through hole (12-6) structures.
6. the active hydraulic jet propulsion system of a kind of paster sandwich Hybrid transducer exciting according to claim 1, is characterized in that: described valve single-chip (1) is
d 33exciting pattern circular piezoelectric ceramic plate, through-thickness polarizes, described valve single-chip (1) side end face is connected with valve-use metal substrate (2) is gluing, and the electrified wire (1-1) of described valve single-chip (1) is drawn by the wire guide (3-2) on end cap (3).
7. the active hydraulic jet propulsion system of a kind of paster sandwich Hybrid transducer exciting according to claim 1, is characterized in that: described pump driven unit (8) comprises front matching stub (8-1), powered electrode sheet (8-2), ring-shaped piezo ceramic sheet (8-3), rear matching stub (8-4), insulating sleeve (8-5) and rectangular piezoelectric ceramic sheet (8-6); Described front matching stub (8-1) is stepped cylindrical shape elastomer structure, described front matching stub (8-1) path one side end is provided with outside thread (8-1-3) structure, described front matching stub (8-1) is provided with smooth external peripheral surface (8-1-2) structure near outside thread (8-1-3) side, described front matching stub (8-1) large side, footpath external peripheral surface is along the circumferential direction evenly provided with 2 outerplanar (8-1-1) structures, described powered electrode sheet (8-2) is for being provided with the ring copper sheet of ledge arrangement, and described ring-shaped piezo ceramic sheet (8-3) is 2
d 15the ring piezoelectric ceramic of exciting pattern, all through-thickness polarization of described 2 annular piezoelectric ceramics (8-3), and its positive polarization face and positive polarization face positioned opposite; Described rear matching stub (8-4) is round column structure elastomer, and one side end central position is provided with interior threaded hole (8-4-1) structure, and described rear matching stub (8-4) opposite side end face is connected with metal substrate (13) is gluing with pump; Described insulating sleeve (8-5) is circular insulator, and described insulating sleeve (8-5) is arranged on the smooth external peripheral surface (8-1-1) of front matching stub (8-1); Described rectangular piezoelectric ceramic sheet (8-6) is 2
d 31the rectangular piezoelectric ceramic sheet of exciting pattern, and its equal through-thickness polarization, the deformation direction of described 2 rectangular piezoelectric ceramic sheets (8-6) all with the centerline axis parallel of front matching stub (8-1), described 2 rectangular piezoelectric ceramic sheets (8-6) are connected with the outerplanar (8-1-1) of front matching stub (8-1) is gluing; Described powered electrode sheet (8-2) is arranged on insulating sleeve (8-5) with ring-shaped piezo ceramic sheet (8-3) is spaced; Described powered electrode sheet (8-2) is drawn by the wire guide (12-5) on front cover (12) with the electrified wire of rectangular piezoelectric ceramic sheet (8-6).
8. the active hydraulic jet propulsion system of a kind of paster sandwich Hybrid transducer exciting according to claim 1, it is characterized in that: described valve-use metal substrate (2) is metallic elastic body structure, be arranged on the interior step ladder circular ring face (6-2) of valve pocket (6), and the contact surface being installed on end cap (3) and cavity (6) is gripped by support rubber circle (4), a side end face of described valve-use metal substrate (2) is connected with single-chip (1) is gluing with valve; Described pump metal substrate (11) is metallic elastic body structure, is arranged on the interior step ladder circular ring face (12-2) of front cover (12), and described pump one side end face of metal substrate (11) is connected with pump driven unit (8) is gluing.
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| CN105587628A (en) * | 2015-05-08 | 2016-05-18 | 长春工业大学 | Patch sandwich longitudinal-torsional complex excitation active water spraying propulsion device and driving method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105587628A (en) * | 2015-05-08 | 2016-05-18 | 长春工业大学 | Patch sandwich longitudinal-torsional complex excitation active water spraying propulsion device and driving method thereof |
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