CN216173916U

CN216173916U - Ultrasonic transducer

Info

Publication number: CN216173916U
Application number: CN202122375516.2U
Authority: CN
Inventors: 赵锦成; 李先进
Original assignee: Suzhou Jiahui Ultrasonic Technology Co ltd
Current assignee: Suzhou Jiahui Ultrasonic Technology Co ltd
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2022-04-05
Anticipated expiration: 2031-09-29

Abstract

The utility model relates to an ultrasonic transducer, which comprises a body, a pressing ring, an energy transducer, a connector, a first cover plate and a second cover plate, wherein an annular first sunken groove is formed in the outer wall of one side of the body, a step groove is formed in the inner wall of one side of the body, a concave cone is arranged between the first sunken groove and the step groove, the energy transducer is arranged in the body, the second cover plate is fixedly connected to one side of the body, the other side of the body is in compression joint with the first cover plate through the pressing ring, the connector is arranged at one end of the body and is connected with the energy transducer, and the energy transducer is in compression joint between the first cover plate and the second cover plate. The ultrasonic transducer has the advantages of simplifying the structure, improving the sealing performance, facilitating the heat dissipation, prolonging the service life and the like.

Description

Ultrasonic transducer

Technical Field

The utility model relates to the technical field of transducers, in particular to an ultrasonic transducer.

Background

At present, an ultrasonic cleaner transducer is a sandwich type component made of lead zirconate titanate piezoelectric ceramic materials, and most of ultrasonic cleaners adopt horn-shaped ultrasonic transducers, so that the coupling efficiency and the sound radiation efficiency are improved by enlarging the radiation surface of a front cover plate. By applying proper prestress, the transducer has good electromechanical conversion efficiency under the conditions of high power and high amplitude.

When the shell of the transducer is bonded by glue, after the shell is used for a period of time, the hidden danger of water leakage exists under the influence of heat and vibration, and the sealing property is poor.

To this end, we have developed an ultrasonic transducer to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide an ultrasonic transducer which has the advantages of simplifying the structure, improving the sealing property, facilitating the heat dissipation, prolonging the service life and the like.

In order to achieve the purpose, the utility model adopts the technical scheme that: the utility model provides an ultrasonic transducer, includes body, a clamping ring, a transducer, a joint, a first apron and a second apron of an annular structure, one side outer wall department of body is equipped with an annular first heavy groove to one side inner wall department is equipped with a step groove, first heavy groove with be equipped with a spill cone between the step groove, the inside of body is equipped with the transducer, one side fixedly connected with of body the second apron, and the opposite side with first apron passes through the clamping ring crimping, the one end department of body is equipped with the joint, the joint with the transducer is connected, first apron with crimping between the second apron the transducer.

Preferably, the second cover plate is provided with a first flange, and the first flange is fixedly connected with the concave cone.

Preferably, a second sinking groove is formed in the outer wall of the other side of the body, and the second sinking groove is fixedly connected with one end of the pressing ring.

Preferably, the other end of the pressing ring is provided with a conical surface, and the bottom end of the conical surface is fixedly connected with the first cover plate.

Preferably, the first cover plate is provided with a second flange, and the second flange is fixedly connected with the bottom end of the conical surface.

Preferably, a threaded hole is formed in the bottom end of the body and is in sealing connection with the joint.

Preferably, a plane is arranged at the top end of the body, a plurality of first connecting holes are formed in the plane, and the first connecting holes are connected with a top cover body in an inserting mode.

Preferably, the first sinking groove is provided with second connecting holes which are uniformly distributed on the circumference, and the second connecting holes are spliced with an annular first side cover body.

Preferably, the pressing ring is provided with third connecting holes which are uniformly distributed on the circumference, and an annular second side cover body is inserted into the third connecting holes.

Preferably, the first cover plate and the second cover plate have the same structure and size.

Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:

according to the ultrasonic transducer, the concave cone and the first flange are welded by laser, so that the sealing performance of the ultrasonic transducer is improved; the second sink groove, the compression ring and the second flange are welded in a laser mode, the sealing performance of the ultrasonic transducer is improved, and the metal shell is convenient for water cooling; the service life is prolonged.

Drawings

FIG. 1 is a schematic diagram of an external structure of an ultrasonic transducer according to the present invention;

FIG. 2 is a bottom view of an ultrasonic transducer according to the present invention;

FIG. 3 is a cross-sectional view A-A of FIG. 2 of the present invention;

fig. 4 is a schematic structural view of the body of the present invention.

Detailed Description

The utility model is described in further detail below with reference to the figures and the embodiments.

In fig. 1 to 4, an ultrasonic transducer includes a body 10 having a ring structure, a pressure ring 20, a transducer 80, a connector 70, a first cover 30 and a second cover 40. The first cover plate 30 and the second cover plate 40 made of metal have the same structure and size.

The body 10 is made of metal, an annular first sinking groove 13 is formed in the outer wall of one side of the body 10, and a step groove 11 is formed in the inner wall of one side of the body. The first sink groove 13 is provided with second connecting holes 16 which are uniformly distributed on the circumference. The second connecting hole 16 is inserted with a ring-shaped first side cover 60. A concave cone 15 is arranged between the first sinking groove 13 and the step groove 11. The interior of the body 10 is provided with a transducer 80. A connector 70 is provided at one end of the body 10, and the connector 70 is connected to a transducer 80. A second sink groove 12 is formed on the outer wall of the other side of the body 10. The bottom end of the body 10 is provided with a threaded hole 17, and the threaded hole 17 is hermetically connected with the joint 70.

A flat surface 18 is provided at the top end of the body 10. The plane 18 is provided with a plurality of first connection holes 19. The first connection hole 19 is plugged with a top cover 65.

The second sinking groove 12 is fixedly connected with one end of a metal pressing ring 20. The other end of the pressing ring 20 is provided with a tapered surface 21. The bottom end of the tapered surface 21 is laser welded to the first cover plate 30. The pressing ring 20 is provided with third connecting holes 22 which are uniformly distributed on the circumference. The third connecting hole 22 is inserted with a second side cover 50 having a ring shape.

The second cover plate 40 is laser welded to one side of the body 10, and the other side is press-contacted with the first cover plate 30 through the press ring 20. The transducer 80 is crimped between the first cover plate 30 and the second cover plate 40. The first cover plate 30 is provided with a second flange 31. The second cover 40 is provided with a first flange 41. The first flange 41 is fixedly connected to the female cone 15. The second flange 31 is fixedly connected to the bottom end of the tapered surface 21.

The second cover plate 40 and the transducer 80 are sequentially installed in the body 10, the first cover plate 30 is installed, the pressing ring 20 is used for pressing, the first flange 41 and the concave cone 15 are welded by laser, and the second flange 31 and the conical surface 21 are welded by laser and the pressing ring 20, so that the water tightness of the ultrasonic transducer is improved.

The above is only a specific application example of the present invention, and the protection scope of the present invention is not limited in any way. All the technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the present invention.

Claims

1. An ultrasonic transducer, characterized by: including an annular structure's body, a clamping ring, a transducer, a joint, a first apron and a second apron, one side outer wall department of body is equipped with an annular first heavy groove to one side inner wall department is equipped with a step groove, first heavy groove with be equipped with a spill cone between the step groove, the inside of body is equipped with the transducer, one side fixedly connected with of body the second apron, and the opposite side with first apron passes through the clamping ring crimping, the one end department of body is equipped with connect, connect with the transducer is connected, first apron with crimping between the second apron the transducer.

2. The ultrasonic transducer of claim 1, wherein the second cover plate has a first flange fixedly connected to the concave cone.

3. The ultrasonic transducer according to claim 1, wherein a second sinking groove is formed in an outer wall of the other side of the body, and the second sinking groove is fixedly connected with one end of the pressing ring.

4. The ultrasonic transducer according to claim 1, wherein the other end of the pressure ring is provided with a conical surface, and the bottom end of the conical surface is fixedly connected with the first cover plate.

5. The ultrasonic transducer of claim 4, wherein the first cover plate has a second flange fixedly connected to a bottom end of the tapered surface.

6. The ultrasonic transducer of claim 1, wherein a threaded hole is formed at the bottom end of the body, and the threaded hole is hermetically connected with the joint.

7. The ultrasonic transducer of claim 6, wherein a plane is disposed at the top end of the body, the plane is provided with a plurality of first connection holes, and the first connection holes are plugged with a top cover.

8. The ultrasonic transducer of claim 1, wherein the first sinking groove is provided with second connecting holes uniformly distributed on the circumference, and the second connecting holes are inserted with an annular first side cover body.

9. The ultrasonic transducer of claim 1, wherein the pressure ring is provided with third connecting holes uniformly distributed on the circumference, and the third connecting holes are inserted with an annular second side cover body.

10. The ultrasonic transducer of claim 1, wherein the first cover plate and the second cover plate are identical in structure and size.