CN105587611A - Paster sandwich type bending and longitudinal complex-excitation passive water jet propulsion unit and drive method thereof - Google Patents
Paster sandwich type bending and longitudinal complex-excitation passive water jet propulsion unit and drive method thereof Download PDFInfo
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Abstract
The invention discloses a paster sandwich type bending and longitudinal complex-excitation passive water jet propulsion unit and a drive method thereof, and the paster sandwich type bending and longitudinal complex-excitation passive water jet propulsion unit is used for solving the problems such as small driving force, lower power density and the like of a current piezoelectric hydraulic propulsion unit. The paster sandwich type bending and longitudinal complex-excitation passive water jet propulsion unit comprises valve stacks, valve metal substrates, end covers, supporting rubber rings, sealing rings, cavities, valve umbrella-shaped valves, pump umbrella-shaped valves, fastening bolts, pump drive assemblies, an amplifying diaphragm, a clamping block, a pump metal substrate, a front end cover and fastening bolts, wherein each cavity is provided with valve cavity water inlets, pump cavity water inlets and a funnel-shaped water outlet; the valve cavity water inlets and the pump cavity water inlets are provided with valve seats; and each water outlet is provided with a hydrophobic structure. An electric signal is applied to the valve stacks and the pump drive assemblies to excite the valve stacks and the pump drive assemblies to respectively generate deformation caused by expansion and shrinkage, so that the volumes of the valve cavities and the pump cavities are alternatively changed to realize fluid suction and ejection, and propulsion of the unit is realized under water spray counter-acting force. The paster sandwich type bending and longitudinal complex-excitation passive water jet propulsion unit has the advantages such as great drive force, high power density and the like, and has a wide application prospect in the fields of micro ejection, military detection and the like.
Description
Technical field
The present invention relates to the sandwich curved vertical complex excitation passive-type hydraulic jet propulsion system of a kind of paster and driving method thereof, belong to hydraulic jet propulsion technical field.
Background technology
Hydraulic jet propulsion system is to utilize the reaction force of boost pump ejection current to produce propulsive force, and then realizes the microdriver of movement output. Pump occupy consequence as the power source of propulsion plant in hydraulic jet propulsion technology, the boost pump adopting in hydraulic jet propulsion system is at present mainly axial-flow pump, mixed-flow pump and centrifugal pump, there is the shortcomings such as power density 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 instrument. The piezoelectric pump that 20 century 70s grow up is typical microminiature drive unit, has the features such as the microminiaturization of being easy to, dynamic response are fast, anti-electromagnetic interference. In recent years, realize the research of movement output using piezoelectric pump as hydraulic jet propulsion system power source, be subject to paying close attention to widely. Compared with traditional hydraulic jet propulsion system, because it has the technical advantages such as power density is high, simple and compact for structure, driving force is large, there is broad prospect of application in technical fields such as trace injection, military detection, underwater robots.
Chinese utility model patent " Miniature water-propulsion pump ", Granted publication number is CN200989293Y, Granted publication day is on December 12nd, 2007, disclosed a kind of Miniature water-propulsion pump, mainly by the pump housing, pump chamber, piezoelectric vibrator composition, taking piezoelectric vibrator as driving element, piezoelectric vibrator is supported on by the flexible member of its periphery in the cavity forming between the pump housing and capping, the pump housing is provided with entrance channel and outlet flow, valve pocket axis corresponding to entrance channel with outlet flow axis in same plane and mutually vertical, porch adopts rubber stop valve as inlet valve, outlet is spout, nozzle is not established valve, with extraneous normal open, by pump chamber, the pump inner chamber body of valve pocket and spout composition is closed cavity not, Chinese utility model patent " piezoelectricity hydraulic jet propulsion system ", Granted publication number is CN202574604U, Granted publication day 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 is used elastic rubber ring, lower elastic rubber ring supports, and form pump chamber with upper cover, between this upper cover and the pump housing, there is sealing ring, the pump housing is provided with water inlet one and water inlet two, between piezoelectric vibrator and two water inlets, be provided with valve pocket, be fixedly connected with respectively umbrella shape rubber valve one and umbrella shape rubber valve two at water inlet one with water inlet two places, between two water inlets, have water outlet spout, water outlet spout is directly connected with the external world.
The piezoelectricity hydraulic jet propulsion system of above-mentioned several implementations, though it can be under certain excitation electric signal function, by the suction of fluid and the ahead running output of ejection process implementation device, but the piezoelectricity hydraulic jet propulsion system of this implementation exists the technical problems such as driving force is little, power density is low, application and the development of the technical fields such as it sprays at trace, military detection, underwater robot are limited.
Summary of the invention
There is the technical problems such as driving force is little, power density is low in order to solve current piezoelectricity hydraulic jet propulsion system, the invention discloses the sandwich curved vertical complex excitation passive-type hydraulic jet propulsion system of a kind of paster and driving method thereof.
The technical solution adopted in the present invention is: the sandwich curved vertical complex excitation passive-type hydraulic jet propulsion system of described paster by valve with stacking, valve-use metal substrate, end cap, support rubber circle, sealing ring, cavity, umbrella valve for valve, umbrella valve for pump, fastening bolt, driven unit for pump, amplify diaphragm, clamp, for pump, metal substrate, drive end bearing bracket and trip bolt form. described valve is connected with valve-use metal substrate is gluing with stacking a side end, and end side is connected with end cap internal chamber wall is gluing, and described valve is drawn by the wire guide on end cap with the electrified wire stacking, 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 and be installed between end cap and cavity by support rubber circle, the horizontal side of described end cap is provided with inner-cavity structure, on described end cap internal chamber wall, be 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, vertical side one side of described end cap is provided with two internal thread hole structures, vertical side one side of described end cap is also provided with sealing ring channel structures, described end cap vertical side one side is also provided with semi-circular through hole structure, the medial surface of described semi-circular through hole and cavity one side adhesive sealing, the end face adhesive sealing of the end face of described semi-circular through hole and another end cap semi-circular through hole. described support rubber circle and sealing ring are circular ring 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, and described cavity is also provided with pump chamber water inlet structure, and in described cavity, valve pocket water inlet and pump chamber water inlet are provided with valve seat construction, described cavity is also provided with funnel-form outlet structure, and in described cavity, delivery port inwall is provided with hydrophobic structure. described pump comprises front matching stub, powered electrode sheet, ring piezoelectric potsherd, rear matching stub, insulating sleeve and rectangular piezoelectric ceramic sheet with driven unit, described front matching stub is ladder cylindrical elastomeric structure, its path one side end is provided with external thread structure, be provided with smooth external peripheral surface structure near external thread structure one side, the large footpath of described front matching stub one side external peripheral surface is along the circumferential direction evenly provided with 2 outerplanar structures, described powered electrode sheet is the annular copper sheet that is provided with ledge arrangement, described ring piezoelectric potsherd is 2d 33The annular piezoelectric ceramic piece of exciting pattern, the equal through-thickness polarization of described 2 annular piezoelectric ceramic pieces, and its positive polarization face and positive polarization face positioned opposite; Described rear matching stub is column structure elastomer, and one side end center is provided with internal thread 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 2d 31The rectangular piezoelectric ceramic sheet of exciting pattern, and its equal through-thickness polarization, the deformation direction of described 2 rectangular piezoelectric ceramic sheets is all parallel with the central axis of front matching stub, and the outerplanar structure glue of described 2 rectangular piezoelectric ceramic sheets and front matching stub is connected; Described powered electrode sheet and ring piezoelectric potsherd space are arranged on insulating sleeve, and the electrified wire of described powered electrode sheet and rectangular piezoelectric ceramic sheet is drawn by the wire guide on drive end bearing bracket; Described amplification diaphragm is round and elastic body structure, is arranged in the circular trough of clamp one side end face; Described clamp one center, 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 drive end bearing bracket, and gripped and be installed between drive end bearing bracket and clamp by support rubber circle, described pump is used a side end face and gluing connection of pump driven unit of metal substrate. Described drive end bearing bracket is provided with inner-cavity structure, on described drive end bearing bracket internal chamber wall, be provided with wire guide structure, described drive end bearing bracket one side end face is provided with interior step ladder circular ring face structure, described drive end bearing bracket one side end face is also provided with annular groove structure, described drive end bearing bracket one side end face is also provided with sealing ring channel structures, and described drive end bearing bracket opposite side end face is provided with four countersunk head through-hole structures.
The invention has the beneficial effects as follows: apply the ac-excited signal of telecommunication in valve with stacking and pump driven unit, excite respectively and make it produce dilatation and centrifugal force, causing valve pocket and pump chamber to produce alternately changes, complete suction and the ejection of fluid, under the reaction force of water spray, the ahead running output of implement device. The present invention has that driving force is large, power density high-technology advantage, sprays, the technical field such as military detection, underwater robot has broad application prospects at trace.
Brief description of the drawings
Figure 1 shows that the cutaway view of the sandwich curved vertical complex excitation passive-type hydraulic jet propulsion system of a kind of paster that the present invention proposes;
Figure 2 shows that the side view of the sandwich curved vertical complex excitation passive-type hydraulic jet propulsion system of a kind of paster that the present invention proposes;
Figure 3 shows that the top view of the sandwich curved vertical complex excitation passive-type hydraulic jet propulsion system end cap of a kind of paster that the present invention proposes;
Figure 4 shows that the A-A of the sandwich curved vertical complex excitation passive-type hydraulic jet propulsion system end cap of a kind of paster that the present invention proposes is to cutaway view;
Figure 5 shows that the side view of the sandwich curved vertical complex excitation passive-type hydraulic jet propulsion system end cap of a kind of paster that the present invention proposes;
Figure 6 shows that the cutaway view of the sandwich curved vertical complex excitation passive-type hydraulic jet propulsion system cavity of a kind of paster that the present invention proposes;
Figure 7 shows that the partial enlarged drawing of delivery port hydrophobic structure in the sandwich curved vertical complex excitation passive-type hydraulic jet propulsion system cavity of a kind of paster that the present invention proposes;
Figure 8 shows that the top view of the sandwich curved vertical complex excitation passive-type hydraulic jet propulsion system cavity of a kind of paster that the present invention proposes;
Figure 9 shows that the side view of the sandwich curved vertical complex excitation passive-type hydraulic jet propulsion system cavity of a kind of paster that the present invention proposes;
Figure 10 shows that the cutaway view of the sandwich curved vertical complex excitation passive-type hydraulic jet propulsion system pump driven unit of a kind of paster that the present invention proposes;
Figure 11 shows that the sandwich curved vertical complex excitation passive-type hydraulic jet propulsion system pump of a kind of paster that the present invention the proposes front view with matching stub before in driven unit;
Figure 12 shows that the sandwich curved vertical complex excitation passive-type hydraulic jet propulsion system pump of a kind of paster that the present invention the proposes side view with matching stub before in driven unit;
Figure 13 shows that the arrangement schematic diagram of the sandwich curved vertical complex excitation passive-type hydraulic jet propulsion system pump of a kind of paster ring piezoelectric potsherd in driven unit and powered electrode sheet that the present invention proposes;
Figure 14 shows that the sandwich curved vertical complex excitation passive-type hydraulic jet propulsion system pump of a kind of paster that the present invention the proposes cutaway view with matching stub after in driven unit;
Figure 15 shows that the sandwich curved vertical complex excitation passive-type hydraulic jet propulsion system pump of a kind of paster that the present invention the proposes side view with matching stub after in driven unit;
Figure 16 shows that the cutaway view of the sandwich curved vertical complex excitation passive-type hydraulic jet propulsion system pump of a kind of paster insulating sleeve in driven unit that the present invention proposes;
Figure 17 shows that the front view of the sandwich curved vertical complex excitation passive-type hydraulic jet propulsion system clamp of a kind of paster that the present invention proposes;
Figure 18 shows that the B-B of the sandwich curved vertical complex excitation passive-type hydraulic jet propulsion system clamp of a kind of paster that the present invention proposes is to cutaway view;
Figure 19 shows that the cutaway view of the sandwich curved vertical complex excitation passive-type hydraulic jet propulsion system drive end bearing bracket of a kind of paster that the present invention proposes;
Figure 20 shows that the front view of the sandwich curved vertical complex excitation passive-type hydraulic jet propulsion system drive end bearing bracket of a kind of paster that the present invention proposes.
Detailed description of the invention
Detailed description of the invention one: present embodiment is described in conjunction with Fig. 1 ~ Figure 20. Present embodiment provides the specific embodiments of the sandwich curved vertical complex excitation passive-type hydraulic jet propulsion system of a kind of paster. The sandwich curved vertical complex excitation passive-type hydraulic jet propulsion system of described paster mainly by valve with stacking 1, valve-use metal substrate 2, end cap 3, support rubber circle 4, sealing ring 5, cavity 6, valve umbrella valve 7, pump umbrella valve 8, fastening bolt 9, pump driven unit 10, amplify diaphragm 11, clamp 12, pump metal substrate 13, drive end bearing bracket 14 and trip bolt 15 and form.
To select the model of Harbin Science and Technology Ltd.'s core tomorrow be that the low pressure of XP series stacks piezoelectric ceramics with stacking 1 for described valve, one side end is pasted on valve-use metal substrate 2 by epoxide-resin glue, the internal chamber wall 3-1-1 that end side is pasted on end cap 3 by epoxide-resin glue is upper, realizes the fastening installation of valve piezoelectric stack 1; Described valve is drawn by the wire guide 3-2 on end cap 3 with the electrified wire 1-1 that stacks 1, realizes the access of external drive 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 and be installed between end cap 3 and cavity 6 by support rubber circle 4, a side end face of described valve-use metal substrate 2 is fixedly connected with stacking 1 with valve by epoxide-resin glue.
Described end cap 3 horizontal side are provided with inner chamber 3-1 structure, its for realize by epoxide-resin glue valve with stack 1 with the fixed installation of internal chamber wall 3-1-1; On described end cap 3 internal chamber wall 3-1-1, be provided with wire guide 3-2 structure, it is for realizing valve with stacking drawing of 1 electrified wire 1-1; Described end cap 3 horizontal side are also provided with annular groove 3-3 structure, and it realizes the fastening installation of clamping of valve-use metal substrate 2 for the layout of support rubber circle 4; Described end cap 3 horizontal side are also provided with sealing cannelure 3-4 structure, and it realizes the sealing of valve pocket 6-1 for the mounting arrangements of sealing ring 5; Described end cap 3 horizontal side are also provided with four through hole 3-5 structures, and it is fastenedly connected by fastening bolt 9 realizations and cavity 6; Described end cap 3 vertical side one sides are provided with two internal thread hole 3-6 structures, and it is realized with drive end bearing bracket 14, clamp 12 and amplified being fastenedly connected of diaphragm 11 by trip bolt 15; Described end cap 3 vertical side one sides are also provided with sealing cannelure 3-7 structure, and it realizes the sealing of pump chamber for the mounting arrangements of sealing ring 5; Described end cap 3 vertical side one sides are also provided with semi-circular through hole 3-10 structure; Described semi-circular through hole 3-10 medial surface 3-8 and cavity 6 one side adhesive sealings; 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 sealings.
Described support rubber circle 4 is circular ring structure elastomer, be arranged in respectively in annular groove 6-3, the annular groove 12-4 of clamp 12 and the annular groove 14-3 of drive end bearing bracket 14 of annular groove 3-3, cavity 6 of end cap 3, realize respectively the fastening installation of clamping of valve-use metal substrate 2 and pump metal substrate 13.
Described sealing ring 5 is circular ring structure elastomer, be arranged in respectively in sealing cannelure 6-4, the sealing cannelure 12-3 of clamp 12 and the sealing cannelure 14-4 of 12-5 and drive end bearing bracket 14 of the sealing cannelure 3-2 of end cap 3 and 3-7, cavity 6, 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, valve form sealing cavity volume with umbrella valve 7 and pump umbrella valve 8, 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 realizes the fastening installation of clamping of valve-use metal substrate 2 for the layout of support rubber circle 4; Described cavity 6 is also provided with sealing cannelure 6-4 structure, and it realizes the sealing of valve pocket 6-1 for the mounting arrangements of sealing 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 cavity 6 is also provided with pump chamber water inlet 6-6 structure, and it is for realizing the circulation of pump chamber fluid; In described cavity 6, valve pocket water inlet 6-5 and pump chamber water inlet 6-6 are provided with valve seat 6-7 structure, and it is the mounting arrangements with umbrella valve 7 and pump umbrella valve 8 for valve; Described cavity 6 is also provided with funnel-form delivery port 6-8 structure, and it is for realizing the ejection of high pressure fluid; In described cavity 6, delivery port 6-8 inwall is provided with hydrophobic structure 6-8-1, and it is for reducing the flow resistance of fluid, the efficiency operation of implement device.
Described valve is rubber stop valve with umbrella valve 7 and pump umbrella valve 8, its spool fixed installation, and periphery is opened completely.
Described pump comprises front matching stub 10-1, powered electrode sheet 10-2, ring piezoelectric potsherd 10-3, rear matching stub 10-4, insulating sleeve 10-5 and rectangular piezoelectric ceramic sheet 10-6 with driven unit 10; Described front matching stub 10-1 is ladder cylindrical elastomeric structure, described front matching stub 10-1 path one side end is provided with external screw thread 10-1-3 structure, it is realized with the clamping of powered electrode sheet 10-2, piezoelectric ceramic piece 10-3, rear matching stub 10-4 and insulating sleeve 10-5 and installing for screwing and be connected with the internal thread hole 10-4-1 of rear matching stub 10-4 mono-side end; Described front matching stub 10-1 is provided with smooth external peripheral surface 10-1-2 structure near external screw thread 10-1-3 mono-side, it is for realizing the mounting arrangements of insulating sleeve 10-5, the large footpath of described front matching stub 10-1 one side external peripheral surface is along the circumferential direction evenly provided with 2 outerplanar 10-1-1 structures, and it is for realizing the gluing connection of 2 rectangular piezoelectric ceramic sheet 10-6 by epoxide-resin glue; Described powered electrode sheet 10-2 is the annular copper sheet that is provided with ledge arrangement, and it is for realizing the input of external drive power supply; Described ring piezoelectric potsherd 10-3 is 2d 33The annular piezoelectric ceramic piece of mode of operation, the equal through-thickness polarization of described 2 annular piezoelectric ceramic piece 10-3, and its positive polarization face and positive polarization face positioned opposite; Described rear matching stub 10-4 is column structure elastomer, one side end center is provided with internal thread hole 10-4-1 structure, for screwing and be connected with the external screw thread 10-1-2 of front matching stub 10-1, realize with the clamping of front matching stub 10-1, powered electrode sheet 10-2, piezoelectric ceramic piece 10-3 and insulating sleeve 10-5 and installing, described rear matching stub 10-4 opposite side end face is fastenedly connected with metal substrate 13 by epoxide-resin glue and pump; Described insulating sleeve 10-5 is circular insulator, and described insulating sleeve 10-5 is arranged on the smooth external peripheral surface 10-1-1 of front matching stub 10-1; Described rectangular piezoelectric ceramic sheet 10-6 is 2d 31The rectangular piezoelectric ceramic sheet of exciting pattern, and its equal through-thickness polarization, the deformation direction of described 2 rectangular piezoelectric ceramic sheet 10-6 is all parallel with the central axis of front matching stub 10-1, the gluing connection of outerplanar 10-1-1 of described 2 rectangular piezoelectric ceramic sheet 10-6 and front matching stub 10-1; Described powered electrode sheet 10-2 and ring piezoelectric potsherd 10-3 space are arranged on insulating sleeve 10-5; The electrified wire of described powered electrode sheet 10-2 and rectangular piezoelectric ceramic sheet 10-6 is drawn by the wire guide 14-5 on drive end bearing bracket 14.
Described amplification diaphragm 11 is round and elastic body structure, and it is arranged in the circular trough 12-2 of clamp 12 1 side end faces, by being fastenedly connected of trip bolt 15 realizations and drive end bearing bracket 14, clamp 12 and end cap 3; Described amplification diaphragm 11 is for realizing the amplification of pump metal substrate 13 mechanically deforms.
Described clamp 12 1 centers, side end face are provided with through hole 12-1 structure; Described clamp 12 1 side end faces are also provided with circular trough 12-2 structure, and its layout of amplifying diaphragm 11 for realizing is installed; Described clamp 12 1 side end faces are also provided with sealing cannelure 12-3 structure, and it realizes the sealing of pump chamber for the mounting arrangements of sealing ring 5; Described clamp 12 opposite side end faces are provided with annular groove 12-4 structure, and it realizes the fastening installation of clamping of pump metal substrate 13 for the layout of support rubber circle 4; Described clamp 12 opposite side end faces are also provided with sealing cannelure 12-5 structure, and it is for the mounting arrangements of sealing ring 5, the sealing of implement device; Described clamp 12 opposite side end face surroundings are also provided with four through hole 12-6 structures, and it is for realizing with drive end bearing bracket 14, amplifying being fastenedly connected of diaphragm 11 and end cap 3 by trip bolt 15.
Described pump is metallic elastic body structure with metal substrate 13, be arranged on the interior step ladder circular ring face 14-2 of drive end bearing bracket 14, and grip the contact surface that is installed on drive end bearing bracket 14 and clamp 12 by support rubber circle 4, described pump is fixedly connected with pump driven unit 10 by epoxide-resin glue with a side end face of metal substrate 13.
Described drive end bearing bracket 14 is provided with inner chamber 14-1 structure; On the internal chamber wall 14-1-1 of described drive end bearing bracket 14, be provided with wire guide 14-5 structure, it is for realizing drawing of pump driven unit 10 electrified wires; Described drive end bearing bracket 14 1 side end faces are provided with interior step ladder circular ring face 14-2 structure, and it is for realizing the mounting arrangements of pump metal substrate 13; Described drive end bearing bracket 14 1 side end faces are also provided with annular groove 14-3 structure, and it realizes the fastening installation of clamping of pump metal substrate 13 for the layout of support rubber circle 4; Described drive end bearing bracket 14 1 side end faces are also provided with sealing cannelure 14-4 structure, and it is for the mounting arrangements of sealing ring 5, the sealing of implement device; Described drive end bearing bracket 14 opposite side end faces are provided with four countersunk head through hole 14-6 structures, and it is realized with clamp 12, amplifies being fastenedly connected of diaphragm 11 and end cap 3 for the mounting arrangements of trip bolt 15.
Detailed description of the invention two: present embodiment provides the specific embodiments of the sandwich curved vertical complex excitation passive-type hydraulic jet propulsion system driving method of a kind of paster.
The specific embodiments of the sandwich curved vertical complex excitation passive-type hydraulic jet propulsion system driving method of described a kind of paster is: described valve applies with stacking 1 the ac-excited signal of telecommunication that makes its generation shorten distortion, the volume of valve pocket 6-1 is increased, now valve is forced to open with umbrella valve 7, and fluid flows into valve pocket 6-1 by valve pocket water inlet 6-5; Described valve applies with stacking 1 the ac-excited signal of telecommunication that makes its generation elongation strain, described pump applies and makes it produce the ac-excited signal of telecommunication of a direction yaw motion with driven unit 10, and produce the centrifugal force of a direction, make the smaller volume of valve pocket 6-1, it is large that the volume of pump chamber becomes, and now valve is forced to closure with umbrella valve 7, and pump is forced to open with umbrella valve 8, fluid flows into pump chamber by pump chamber water inlet 6-6, completes a water absorption course of the present invention; Described pump applies and makes it produce the ac-excited signal of telecommunication of rightabout yaw motion with driven unit 10, and produce rightabout centrifugal force, and make the smaller volume of pump chamber, now pump is forced to closure with umbrella valve 8, fluid sprays by delivery port 6-8, completes the process of once spraying water of the present invention. The present invention is under the reaction force of water spray, and the ahead running of implement device is exported.
Described valve is with stacking sine wave or the square-wave cycle signal of telecommunication that the 1 ac-excited signal of telecommunication passing to is a certain frequency, described pump forms exciting group A1 with 2 annular piezoelectric ceramic piece 10-3 in driven unit 10, and apply the sine wave period signal of telecommunication of a certain frequency, described pump forms exciting group A2 with 2 rectangular piezoelectric ceramic sheet 10-6 in driven unit 10, and the phase difference that applies a certain frequency is the cosine wave periodic electric signal of 180 degree; The phase difference of the ac-excited signal of telecommunication that described exciting group A1 and exciting group A2 apply is 90 degree or 270 degree, the phase difference of the ac-excited signal of telecommunication that described exciting group A1 and exciting group A2 apply is respectively that 90 degree and 270 are while spending, can realize respectively the yaw motion of pump driven unit 10 both directions, and produce the centrifugal force of both direction; Described valve is 180 degree with stacking 1 phase difference that passes to the ac-excited signal of telecommunication with pump driven unit 10.
Claims (9)
1. the sandwich curved vertical complex excitation passive-type hydraulic jet propulsion system of paster, by valve with stacking (1), valve-use metal substrate (2), end cap (3), support rubber circle (4), sealing ring (5), cavity (6), umbrella valve (7) for valve, umbrella valve (8) for pump, fastening bolt (9), driven unit (10) for pump, amplify diaphragm (11), clamp (12), for pump, metal substrate (13), drive end bearing bracket (14) and trip bolt (15) form.
2. the sandwich curved vertical complex excitation passive-type hydraulic jet propulsion system of paster according to claim 1, it is characterized in that: described end cap (3) horizontal side is provided with inner chamber (3-1) structure, on described end cap (3) internal chamber wall (3-1-1), be 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 cannelure (3-4) structure, described end cap (3) horizontal side is also provided with four through holes (3-5) structure, described end cap (3) vertical side one side is provided with two internal thread holes (3-6) structure, described end cap (3) vertical side one side is also provided with sealing cannelure (3-7) structure, described end cap (3) vertical side one side is also provided with semi-circular through hole (3-10) structure, described semi-circular through hole (3-10) medial surface (3-8) and cavity (6) one side adhesive sealings, 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 sandwich curved vertical complex excitation passive-type hydraulic jet propulsion system of paster 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 cannelure (6-4) structure, described cavity (6) is also provided with valve pocket water inlet (6-5) structure, described cavity (6) is also provided with pump chamber water inlet (6-6) structure, in described cavity (6), valve pocket water inlet (6-5) and pump chamber water inlet (6-6) are provided with valve seat (6-7) structure, described cavity (6) is also provided with funnel-form delivery port (6-8) structure, in described cavity (6), delivery port (6-8) inwall is provided with hydrophobic structure (6-8-1).
4. the sandwich curved vertical complex excitation passive-type hydraulic jet propulsion system of paster according to claim 1, it is characterized in that: described clamp (12) one centers, side end face are provided with through hole (12-1) structure, described clamp (12) one side end faces are also provided with circular trough (12-2) structure, described clamp (12) one side end faces are also provided with sealing cannelure (12-3) structure, described clamp (12) opposite side end face is provided with annular groove (12-4) structure, described clamp (12) opposite side end face is also provided with sealing cannelure (12-5) structure, described clamp (12) opposite side end face surrounding is also provided with four through holes (12-6) structure.
5. the sandwich curved vertical complex excitation passive-type hydraulic jet propulsion system of paster according to claim 1, it is characterized in that: described drive end bearing bracket (14) is provided with inner chamber (14-1) structure, on described drive end bearing bracket (14) internal chamber wall (14-1-1), be provided with wire guide (14-5) structure, described drive end bearing bracket (14) one side end faces are provided with interior step ladder circular ring face (14-2) structure, described drive end bearing bracket (14) one side end faces are also provided with annular groove (14-3) structure, described drive end bearing bracket (14) one side end faces are also provided with sealing cannelure (14-4) structure, described drive end bearing bracket (14) opposite side end face is provided with four countersunk head through holes (14-6) structure.
6. the sandwich curved vertical complex excitation passive-type hydraulic jet propulsion system of paster according to claim 1, it is characterized in that: described valve is with stacking (1) one side end and gluing connection of metal substrate (2), the gluing connection of internal chamber wall (3-1-1) of end side and end cap (3), described valve is drawn by the wire guide (3-2) on end cap (3) with the electrified wire (1-1) that stacks (1).
7. the sandwich curved vertical complex excitation passive-type hydraulic jet propulsion system of paster according to claim 1, is characterized in that: described for pump driven unit (10) comprise front matching stub (10-1), powered electrode sheet (10-2), ring piezoelectric potsherd (10-3), rear matching stub (10-4), insulating sleeve (10-5) and rectangular piezoelectric ceramic sheet (10-6); Described front matching stub (10-1) is ladder cylindrical elastomeric structure, described front matching stub (10-1) path one side end is provided with external screw thread (10-1-3) structure, described front matching stub (10-1) is provided with smooth external peripheral surface (10-1-2) structure near external screw thread (10-1-3) side, and the large footpath of described front matching stub (10-1) one side external peripheral surface is along the circumferential direction evenly provided with 2 outerplanars (10-1-1) structure; Described powered electrode sheet (10-2) is for being provided with the annular copper sheet of ledge arrangement; Described ring piezoelectric potsherd (10-3) is 2d 33The annular piezoelectric ceramic piece of mode of operation, all through-thickness polarization of described 2 annular piezoelectric ceramic pieces (10-3), and its positive polarization face and positive polarization face positioned opposite; Described rear matching stub (10-4) is column structure elastomer, and one side end center is provided with internal thread hole (10-4-1) structure, described rear matching stub (10-4) opposite side end face and gluing connection of metal substrate for pump (13); Described insulating sleeve (10-5) is circular insulator, and described insulating sleeve (10-5) is arranged on the smooth external peripheral surface (10-1-1) of front matching stub (10-1); Described rectangular piezoelectric ceramic sheet (10-6) is 2d 31The rectangular piezoelectric ceramic sheet of exciting pattern, and its equal through-thickness polarization, the deformation direction of described 2 rectangular piezoelectric ceramic sheets (10-6) is all parallel with the central axis of front matching stub (10-1), the gluing connection of outerplanar (10-1-1) of described 2 rectangular piezoelectric ceramic sheets (10-6) and front matching stub (10-1); Described powered electrode sheet (10-2) is arranged on insulating sleeve (10-5) with ring piezoelectric potsherd (10-3) space; Described powered electrode sheet (10-2) is drawn by the wire guide (14-5) on drive end bearing bracket (14) with the electrified wire of rectangular piezoelectric ceramic sheet (10-6).
8. the sandwich curved vertical complex excitation passive-type hydraulic jet propulsion system of paster 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 grip the contact surface that is installed on end cap (3) and cavity (6) by support rubber circle (4), with stacking, (1) is gluing to be connected with valve in a side end face of described valve-use metal substrate (2); Described for pump metal substrate (13) be metallic elastic body structure, the interior step ladder circular ring face (14-2) that is arranged in drive end bearing bracket (14) is upper, a described side end face and gluing connection of driven unit for pump (10) of metal substrate (13) for pump.
9. the driving method of the sandwich curved vertical complex excitation passive-type hydraulic jet propulsion system of paster as claimed in claim 1, it is characterized in that: the driving method of the sandwich curved vertical complex excitation passive-type hydraulic jet propulsion system of described paster is specially: described valve applies with stacking (1) the ac-excited signal of telecommunication that makes its generation shorten distortion, the volume of valve pocket (6-1) is increased, now for valve, umbrella valve (7) is forced to open, and fluid flows into valve pocket (6-1) by valve pocket water inlet (6-5); Described valve applies with stacking (1) the ac-excited signal of telecommunication that makes its generation elongation strain, described for pump driven unit (10) apply and make it produce the ac-excited signal of telecommunication of a direction yaw motion, and produce the centrifugal force of a direction, make the smaller volume of valve pocket (6-1), it is large that the volume of pump chamber becomes, and now for valve, umbrella valve (7) is forced to closure, and umbrella valve for pump (8) is forced to open, fluid flows into pump chamber by pump chamber water inlet (6-6), completes water absorption course one time; Described for pump driven unit (10) apply and make it produce the ac-excited signal of telecommunication of rightabout yaw motion, and produce rightabout centrifugal force, make the smaller volume of pump chamber, now for pump, umbrella valve (8) is forced to closure, fluid, by delivery port (6-8) ejection, completes the process of once spraying water;
Described valve is with stacking sine wave or the square-wave cycle signal of telecommunication that the ac-excited signal of telecommunication that (1) pass to is a certain frequency, described for pump in driven unit (10) 2 annular piezoelectric ceramic pieces (10-3) form exciting group A1, and apply the sine wave period signal of telecommunication of a certain frequency, described for pump in driven unit (10) 2 rectangular piezoelectric ceramic sheets (10-6) form exciting group A2, and the phase difference that applies a certain frequency is the cosine wave periodic electric signal of 180 degree; The phase difference of the ac-excited signal of telecommunication that described exciting group A1 and exciting group A2 apply is 90 degree or 270 degree, the phase difference of the ac-excited signal of telecommunication that described exciting group A1 and exciting group A2 apply is respectively that 90 degree and 270 are while spending, can realize respectively the yaw motion of driven unit for pump (10) both direction, and produce the centrifugal force of both direction; Described valve is 180 degree with stacking (1) with the phase difference that driven unit (10) for pump passes to the ac-excited signal of telecommunication.
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| CN114455037A (en) * | 2022-01-25 | 2022-05-10 | 江苏科技大学 | Piezoelectric driving underwater detection robot |
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