CN110801247A

CN110801247A - Ultrasonic imaging equipment

Info

Publication number: CN110801247A
Application number: CN201911100406.6A
Authority: CN
Inventors: 谢耀志
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-12
Filing date: 2019-11-12
Publication date: 2020-02-18

Abstract

The invention discloses ultrasonic imaging equipment, which structurally comprises an ultrasonic transducer navigation system and an ultrasonic host, wherein the ultrasonic transducer navigation system is arranged on the ultrasonic host, and the ultrasonic transducer navigation system comprises a control module, a mechanical arm module, an ultrasonic transducer, a visual camera module and an image display module, and compared with the prior art, the ultrasonic imaging equipment has the beneficial effects that: the cooling device is additionally arranged, the temperature of the piezoelectric crystal and the device body is reduced by utilizing the cyclic utilization of the cooling liquid, the rapid heat dissipation of the ultrasonic transducer is facilitated, the damage of the transducer caused by overhigh temperature rise of gas is avoided, the cleaning ball is arranged in the circulating cooling pipe, the inner wall of the circulating cooling pipe can be cleaned and descaled, the cleaning difficulty coefficient is low, the reduction of the inner channel quantity of the circulating cooling pipe can be prevented, the circulating cooling pipe can contain more cooling liquid, the distance between the cooling liquid and the inner wall of the device body and the outer wall of the piezoelectric crystal is kept short, and the heat dissipation of the device body and the piezoelectric crystal is facilitated.

Description

Ultrasonic imaging equipment

Technical Field

The invention relates to the technical field of piezoelectric materials, in particular to ultrasonic imaging equipment.

Background

The ultrasonic wave has a shorter wavelength than general sound wave, has better directivity, and can penetrate opaque substances, and this characteristic is widely used in the technology of ultrasonic imaging, etc., ultrasonic imaging is to scan the human body by using ultrasonic beam, and to obtain the image of the internal organs by receiving and processing the reflected signal, in the ultrasonic imaging device, when the ultrasonic transducer is used as the important component, and the piezoelectric material is the main body functional component of the ultrasonic transducer, used to transmit and receive the ultrasonic wave,

piezoelectric materials are piezoelectric ceramics and piezoelectric crystals, and as for the piezoelectric crystals, the piezoelectric crystals are fragile and require insulation, sealing, corrosion resistance and the like, so the piezoelectric crystals are required to be arranged in a shell, the piezoelectric crystals generate heat during working, and the piezoelectric crystals arranged in the shell are difficult to dissipate heat, so the integral temperature of the transducer is increased, and the transducer is easy to damage.

Disclosure of Invention

The main object of the present invention is to overcome the disadvantages of the prior art and to provide an ultrasonic imaging apparatus.

The invention is realized by adopting the following technical scheme: an ultrasonic imaging device structurally comprises an ultrasonic transducer navigation system and an ultrasonic host, wherein the ultrasonic transducer navigation system is arranged on the ultrasonic host, the ultrasonic transducer navigation system comprises a control module, a mechanical arm module, an ultrasonic transducer, a visual camera module and an image display module, the ultrasonic transducer is arranged on the mechanical arm module, the mechanical arm module and the ultrasonic transducer are electrically connected with the control module, the control module is also connected with the visual camera module and the image display module, and the visual camera module is connected with the mechanical arm module;

the ultrasonic transducer comprises a transducer body, a sound absorption block, electrodes, a piezoelectric crystal, a sound matching protection layer and a cooling device, wherein the piezoelectric crystal is arranged in the transducer body, the upper end and the lower end of the piezoelectric crystal are both connected with the electrodes, the cooling device matched with the piezoelectric crystal is arranged between the two electrodes, the sound absorption block connected with the transducer body is arranged on the upper electrode, and the sound matching protection layer is arranged on the lower electrode;

cooling device is including inlet, clean ball, circulative cooling pipe, liquid outlet, circulative cooling pipe is the setting of single helical structure, the inlet has been seted up to circulative cooling pipe one end, and the other end is equipped with the liquid outlet, inlet department installs and circulates cooling pipe matched with clean ball, the inner wall of circulative cooling pipe and piezoelectric crystal's outer wall laminating contact, outer wall laminating contact in the inner wall of the ware body.

Preferably, the cleaning ball comprises a ball body, a clamping group, a power group and cleaning burrs, wherein the clamping group is arranged on four square positions of an equator line of the ball body, the clamping group is in transmission connection with the power group, the power group is movably connected with the ball body, the cleaning burrs are uniformly distributed on the outer wall of the ball body, and the clamping group is movably connected with the circulating cooling pipe.

As optimization, the spheroid includes base member, sealing washer, activity mouth, guide ring, inhalant canal, rubberized fabric, the activity mouth has all been seted up on four squares of base member equator line, all install the sealing washer on the activity mouth, the base member is equipped with the guide ring that is concentric circle structure with it, the inhalant canal has been seted up on the base member circle mandrel, all be provided with the rubberized fabric on four squares in inhalant canal center, the rubberized fabric corresponds with the activity mouth position, the guide ring cooperates with the power pack, the activity mouth cooperates with the screens group, the equipartition has clean burr outside the base member.

Preferably, the clamping group comprises a clamping block, a screw rod, a driven bevel gear, a fan-shaped block and a nut pair, the middle of the screw rod faces downwards and is in a non-threaded arrangement, two ends of the screw rod are arranged in a positive thread mode, the driven bevel gear is excessively matched on the non-threaded portion, the nut pair in threaded connection with the screw rod is arranged at two ends of the driven bevel gear, the nut pair is respectively connected with the clamping block and the fan-shaped block, the driven bevel gear is matched with the power set, and the clamping block penetrates through the sealing ring and is matched with the sealing ring.

As optimization, movable grooves are formed in the central longitudinal axes of the clamping block and the sector block and are in clearance fit with the screw rod.

As optimization, the fan-shaped block is right angle fan-shaped structure setting and is relative setting with the rubber cloth, four the fan-shaped block can constitute a circular, and the circular diameter slightly is greater than the diameter of inhalant canal.

Preferably, the power unit comprises a driving gear, a micro motor, a mounting ring, a driven gear and a driving bevel gear, wherein the driving bevel gear is externally provided with the driven gear in interference fit with the driving bevel gear, the driven gear is fixed on the mounting ring which is concentric with the driving bevel gear, the driven gear is meshed with the driving gear, the driving gear is mounted on an output shaft of the micro motor, a groove on one surface of the mounting ring, which is far away from the driving bevel gear, is matched with a guide ring, and the driving bevel gear is orthogonally meshed with the driven bevel gear.

Advantageous effects

The cooling liquid enters from the liquid inlet, flows into the circulating cooling pipe through the water inlet channel, cools and cools the outer wall of the piezoelectric crystal and the inner wall of the device body, flows out from the liquid outlet, enters from the liquid inlet through the circulating device, and achieves the purpose of recycling the cooling liquid, along with the migration of time, the inner wall of the circulating cooling pipe has liquid scale, in order to prevent the inner channel quantity of the circulating cooling pipe from being reduced, the inner wall of the circulating cooling pipe can be descaled through a cleaning ball, specifically, the micromotor is driven to operate, so that the micromotor drives the driving gear to rotate, the driven gear is driven to rotate under the guiding action of the mounting ring, the driving bevel gear is linked, the driven bevel gears in four directions are driven to rotate, each screw rod on the driven bevel gear is driven to rotate, and the clamping block and the fan-shaped block move towards the water inlet channel direction under the action of the, produce thrust to the rubber cloth when the fan-shaped piece removes, make the rubber cloth warp along with the shape of fan-shaped piece, it is circular to piece into until four fan-shaped piece removals, and four rubber cloth laminating contacts, and under the effect of rubber cloth, seal the passageway of intaking, meanwhile, the screens piece breaks away from the draw-in groove of circulative cooling pipe and stretches into the movable opening, until forming smooth spheroid with the base member, through the power of water to the cleaning ball and the spiral gradient of circulative cooling pipe, and make the cleaning ball carry out the spiral decline motion, scrape the clearance through the liquid dirt of cleaning burr with circulative cooling inside of tubes wall, water can strike the liquid dirt again simultaneously, make the liquid dirt break away from circulative cooling pipe completely, until being washed out.

Compared with the prior art, the invention has the beneficial effects that: according to the invention, the cooling device composed of the liquid inlet, the cleaning ball, the circulating cooling pipe, the liquid outlet and the like is additionally arranged between the piezoelectric crystal and the inner wall of the device body, the cooling of the piezoelectric crystal and the device body is achieved through the recycling of the cooling liquid, the rapid heat dissipation of the ultrasonic transducer is facilitated, the damage of the transducer caused by the overhigh temperature rise of the gas is avoided, the cleaning ball composed of the ball body, the clamping group, the power group and the cleaning burr is arranged in the circulating cooling pipe, the cleaning and descaling can be carried out on the inner wall of the circulating cooling pipe, the cleaning difficulty coefficient is low, the decrease of the inner channel quantity of the circulating cooling pipe can be prevented, the circulating cooling pipe can contain more cooling liquid, the distance between the cooling liquid and the inner wall of the device body and the outer wall of the piezoelectric crystal is kept short, and the cooling.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural diagram of an ultrasonic imaging apparatus according to the present invention.

Fig. 2 is a schematic structural diagram of an ultrasonic transducer of the present invention.

Fig. 3 is a schematic structural diagram of the cooling device of the present invention.

Fig. 4 is a schematic structural view of the cleaning ball of the present invention in an operating state.

Fig. 5 is a schematic structural view of a first operating state of the interior of the cleaning ball of the present invention.

Fig. 6 is a schematic structural view of a second operating state of the interior of the cleaning ball of the present invention.

Fig. 7 is a schematic cross-sectional view of the sphere of the present invention.

Fig. 8 is a schematic perspective view of the sphere of the present invention.

FIG. 9 is a schematic diagram of a clamping structure of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

an acoustic transducer navigation system-1, an ultrasonic main machine-2, a control module-3, a mechanical arm module-4, an ultrasonic transducer-5, a visual camera module-6, an image display module-7, a machine body-51, a sound absorption block-52, an electrode-53, a piezoelectric crystal-54, an acoustic matching protection layer-55, a cooling device-56, a liquid inlet-560, a cleaning ball-561, a circulating cooling pipe-562, a liquid outlet-563, a ball-J1, a clamping group-J2, a power group-J3, a cleaning burr-J4, a base-J11, a sealing ring-J12, a movable port-J13, a guide ring-J14, a water inlet channel-J15, a rubber cloth-J16, a clamping block-J21, a screw rod-J22, a driven bevel gear-J23, a movable port-, The device comprises a fan-shaped block-J24, a nut pair-J25, a movable groove-Ja, a driving gear-J31, a micro motor-J32, a mounting ring-J33, a driven gear-J34 and a driving bevel gear-J35.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-9, the present invention provides a technical solution of an ultrasonic imaging apparatus: the structure of the ultrasonic transducer navigation system comprises an ultrasonic transducer navigation system 1 and an ultrasonic host 2, wherein the ultrasonic transducer navigation system 1 is arranged on the ultrasonic host 2, the ultrasonic transducer navigation system 1 comprises a control module 3, a mechanical arm module 4, an ultrasonic transducer 5, a visual camera module 6 and an image display module 7, the ultrasonic transducer 5 is arranged on the mechanical arm module 4, the mechanical arm module 4 and the visual camera module 6 are electrically connected with the control module 3, the control module 3 is also connected with the visual camera module 6 and the image display module 7, and the visual camera module 6 is connected with the mechanical arm module 4;

the ultrasonic transducer 5 comprises a body 51, a sound absorption block 52, electrodes 53, piezoelectric crystals 54, a sound matching protection layer 55 and a cooling device 56, wherein the piezoelectric crystals 54 are arranged in the body 51, the upper end and the lower end of each piezoelectric crystal 54 are connected with the corresponding electrode 53, the cooling device 56 matched with the piezoelectric crystals 54 is arranged between the two electrodes 53, the sound absorption block 52 connected with the body 51 is arranged on the upper electrode 53, and the sound matching protection layer 55 is arranged on the lower electrode 53;

the cooling device 56 comprises a liquid inlet 560, a cleaning ball 561, a circulating cooling pipe 562 and a liquid outlet 563, the circulating cooling pipe 562 is arranged in a single spiral structure, one end of the circulating cooling pipe 562 is provided with the liquid inlet 560, the other end of the circulating cooling pipe 562 is provided with the liquid outlet 563, the liquid inlet 560 is provided with the cleaning ball 561 matched with the circulating cooling pipe 562, the inner wall of the circulating cooling pipe 562 is in contact with the outer wall of the piezoelectric crystal 54 in a fitting manner, the outer wall of the circulating cooling pipe 562 is in contact with the inner wall of the device body 51 in a fitting manner, the circulating cooling pipe 562 is arranged to cool the piezoelectric crystal 54 and the device body 51, rapid heat dissipation of the ultrasonic transducer 5 bag is facilitated, and the ultrasonic transducer.

The cleaning ball 561 comprises a ball body J1, a clamping group J2, a power group J3 and cleaning burrs J4, clamping groups J2 are installed on four square positions of an equator of the ball body J1, the clamping groups J2 are in transmission connection with the power group J3, the power group J3 is movably connected with a ball body J1, cleaning burrs J4 are evenly distributed on the outer wall of the ball body J1, the clamping groups J2 are movably connected with the circulating cooling pipe 562, and the cleaning burrs J4 are arranged on the inner wall of the circulating cooling pipe 562.

The sphere J1 comprises a base body J11, a sealing ring J12, a movable opening J13, a guide ring J14, a water inlet channel J15 and rubber cloths J16, four square positions of an equatorial line of the base body J11 are provided with movable openings J13, the movable opening J13 is provided with the sealing ring J12, the base body J11 is provided with the guide ring J14 which is in a concentric circle structure, a water inlet channel J15 is arranged on a circular mandrel of the base body J11, four square positions of a center of the water inlet channel J15 are provided with the rubber cloths J16, the rubber cloths J16 correspond to the position of the movable opening J13, the guide ring J14 is matched with a power group J3, the movable openings J13 are matched with a clamping group J2, cleaning burrs J4 are uniformly distributed outside the base body J11, and the guide ring J14 enables a driven gear J34 to be installed and plays a role in guiding the driven gear J34.

The clamping group J2 comprises a clamping block J21, a screw rod J22, a driven bevel gear J23, a fan-shaped block J24 and a nut pair J25, the middle part of the screw rod J22 is arranged in a thread-free way, the two ends are arranged in a positive thread way, a driven bevel gear J23 is excessively matched on the thread-free part, two ends of the driven bevel gear J23 are respectively provided with a nut pair J25 in threaded connection with the screw rod J22, the nut pair J25 is respectively connected with a clamping block J21 and a sector block J24, the driven bevel gear J23 is matched with a power pack J3, the clamping block J21 penetrates through the sealing ring J12 and is matched with the sealing ring J12, the screw rod J22 and the nut pair J25 are combined to drive the clamping block J21 and the fan-shaped block J24 to displace, when the clamping block J21 clamps, the fan-shaped block J24 is far away from the water inlet channel J15, when the water inlet passage J15 is opened and the clamping block J21 is retracted into the base J11, the sector J24 seals the water inlet passage J15.

The central longitudinal axis of the clamping block J21 and the sector J24 is provided with a movable groove Ja, the movable groove Ja is in clearance fit with the screw rod J22, and the arrangement of the movable groove Ja is characterized in that the occupied space of the screw rod J22 is reduced.

The sector J24 is right angle fan-shaped structure setting and sets up with rubber cloth J16 positive phase is relative, four sector J24 can constitute a circular, and the circular diameter slightly is greater than the diameter of inhalant canal J15 for when wasing circulative cooling pipe 562 inner wall, can cut off inhalant canal J15 and seal, make better the effect of water on cleaning ball 561.

The power set J3 comprises a driving gear J31, a micro motor J32, a mounting ring J33, a driven gear J34 and a driving bevel gear J35, wherein a driven gear J34 in interference fit with the driving bevel gear J35 is mounted outside the driving bevel gear J35, the driven gear J34 is fixed on a mounting ring J33 which is concentric with the driving bevel gear J33, the driven gear J34 is meshed with the driving gear J31, the driving gear J31 is mounted on an output shaft of the micro motor J32, a groove on one surface, far away from the driving bevel gear J35, of the mounting ring J33 is matched with a guide ring J14, the driving bevel gear J35 is orthogonally meshed with the driven bevel gear J23, and the driving bevel gear J35 is arranged to be capable of driving four clamping sets J2 to move simultaneously, and is high in adjustment efficiency.

The working principle of the invention is as follows: the cooling liquid enters from the liquid inlet 560 and flows into the circulating cooling pipe 562 through the water inlet channel J15 to cool and cool the outer wall of the piezoelectric crystal 54 and the inner wall of the device body 51, the cooling liquid flows out from the liquid outlet 563 and then enters from the liquid inlet 560 through the circulating device to achieve the purpose of recycling the cooling liquid, along with the migration of time, the inner wall of the circulating cooling pipe 562 can have liquid scale, in order to prevent the inner channel quantity of the circulating cooling pipe 562 from becoming small, the inner wall of the circulating cooling pipe 562 can be descaled through the cleaning balls 561, specifically, the micro motor J32 is driven to operate, the micro motor J32 drives the driving gear J31 to rotate, the driven gear J3 is driven to rotate under the guiding effect of the mounting ring J33, the driving bevel gear J35 is linked to drive the driven bevel gears J23 on four directions to rotate, and each lead screw J22 on the driven bevel gear J23 to rotate, so that the clamping blocks J21, the clamping blocks, The fan-shaped block J24 moves towards the water inlet channel J15 under the action of the nut pair J25, when the fan-shaped block J24 moves, thrust is generated on the rubber cloth J16, the rubber cloth J16 deforms along with the shape of the fan-shaped block J24 until four fan-shaped blocks J24 move to be spliced into a circle, the four rubber cloths J16 are in contact with each other in a joint mode, the water inlet channel J15 is sealed under the action of the rubber cloth J16, meanwhile, the clamping block J21 is separated from the clamping groove of the circulating cooling tube 562 and extends into the movable opening J13 until a smooth ball body is formed with the base body J11, the cleaning ball 561 is driven by water and spirally inclined by the circulating cooling tube 562, the cleaning ball 561 performs spiral descending movement, liquid scale on the inner wall of the circulating cooling tube 562 is dynamically cleaned by the cleaning burr J4, and the water can impact the liquid scale, so that the liquid scale is completely separated from the circulating cooling tube 562 and flushed out.

In summary, the technical progress obtained by the invention compared with the prior art is as follows: according to the invention, the cooling device composed of the liquid inlet, the cleaning ball, the circulating cooling pipe, the liquid outlet and the like is additionally arranged between the piezoelectric crystal and the inner wall of the device body, the cooling of the piezoelectric crystal and the device body is achieved through the recycling of the cooling liquid, the rapid heat dissipation of the ultrasonic transducer is facilitated, the damage of the transducer caused by the overhigh temperature rise of the gas is avoided, the cleaning ball composed of the ball body, the clamping group, the power group and the cleaning burr is arranged in the circulating cooling pipe, the cleaning and descaling can be carried out on the inner wall of the circulating cooling pipe, the cleaning difficulty coefficient is low, the decrease of the inner channel quantity of the circulating cooling pipe can be prevented, the circulating cooling pipe can contain more cooling liquid, the distance between the cooling liquid and the inner wall of the device body and the outer wall of the piezoelectric crystal is kept short, and the cooling.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.

Claims

1. The utility model provides an ultrasonic wave imaging device, its structure includes ultrasonic transducer navigation (1), supersound host computer (2), be provided with ultrasonic transducer navigation (1) on supersound host computer (2), ultrasonic transducer navigation (1) is including control module (3), arm module (4), ultrasonic transducer (5), vision camera module (6), image display module (7), be equipped with ultrasonic transducer (5) on arm module (4) and both all are connected with control module (3), control module (3) still are connected with vision camera module (6), image display module (7), its characterized in that:

the ultrasonic transducer (5) comprises a transducer body (51), a sound absorption block (52), electrodes (53), a piezoelectric crystal (54), a sound matching protective layer (55) and a cooling device (56), wherein the transducer body (51) is internally provided with the piezoelectric crystal (54) with the electrodes (53) at two ends, the piezoelectric crystal (54) is also matched with the cooling device (56), and the transducer body (51) is also provided with the sound absorption block (52) and the sound matching protective layer (55);

the cooling device (56) comprises a liquid inlet (560), a cleaning ball (561), a circulating cooling pipe (562) and a liquid outlet (563), the circulating cooling pipe (562) is arranged in a single spiral structure, one end of the circulating cooling pipe is provided with the liquid inlet (560), the other end of the circulating cooling pipe is provided with the liquid outlet (563), the cleaning ball (561) is arranged in the circulating cooling pipe (562), and the circulating cooling pipe (562) is internally connected with a piezoelectric crystal (54) and is externally connected with a device body (51).

2. An ultrasonic imaging apparatus according to claim 1, characterized in that: the cleaning ball (561) comprises a ball body (J1), clamping groups (J2), a power group (J3) and cleaning burrs (J4), wherein the ball body (J1) is provided with four clamping groups (J2), each clamping group (J2) is connected with the power group (J3), the power group (J3) is connected with the ball body (J1), and the ball body (J1) is uniformly provided with the cleaning burrs (J4).

3. An ultrasonic imaging apparatus according to claim 2, characterized in that: spheroid (J1) is including base member (J11), sealing washer (J12), activity mouth (J13), guide ring (J14), inhalant canal (J15), rubber cloth (J16), base member (J11) is equipped with activity mouth (J13) four of taking sealing washer (J12), base member (J11) embeds there is guide ring (J14), is equipped with inhalant canal (J15) of taking rubber cloth (J16) in addition, rubber cloth (J16) and activity mouth (J13) position are corresponding, guide ring (J14) and power pack (J3), activity mouth (J13) and screens group (J2) cooperation.

4. An ultrasonic imaging apparatus according to claim 2, characterized in that: the clamping group (J2) comprises a clamping block (J21), a screw rod (J22), driven bevel gears (J23), a fan-shaped block (J24) and a nut pair (J25), wherein the screw rod (J22) is provided with 1 driven bevel gear (J23) and 2 nut pairs (J25), one nut pair (J25) is connected with the clamping block (J21), the other nut pair (J25) is connected with the fan-shaped block (J24), and the driven bevel gears (J23) are matched with a power group (J3).

5. An ultrasonic imaging apparatus according to claim 4, characterized in that: the central longitudinal axes of the clamping block (J21) and the fan-shaped block (J24) are both provided with movable grooves (Ja) matched with the screw rod (J22).

6. An ultrasonic imaging apparatus according to claim 4, characterized in that: the fan-shaped blocks (J24) are arranged in a right-angle fan-shaped structure and are arranged opposite to the rubber cloth (J16), and the four fan-shaped blocks (J24) can form a circle, and the diameter of the circle is slightly larger than that of the water inlet channel (J15).

7. An ultrasonic imaging apparatus according to claim 2 or 3, characterized in that: the power pack (J3) comprises a driving gear (J31), a micro motor (J32), a mounting ring (J33), a driven gear (J34) and a driving bevel gear (J35), wherein the driving bevel gear (J35) is externally provided with the driven gear (J34), the driven gear (J34) is fixed on the mounting ring (J33), the driven gear (J34) is meshed with the driving gear (J31), the driving gear (J31) is installed on the micro motor (J32), the mounting ring (J33) is matched with a guide ring (J14), and the driving bevel gear (J35) is orthogonally meshed with the driven bevel gear (J23).