CN219514517U - Ultrasonic transducer - Google Patents

Abstract

An ultrasonic transducer comprises a sealing cylinder positioned outside, a transducer device positioned in the sealing cylinder, and a tool head arranged on the head of the transducer device; the transduction device comprises a piezoelectric ceramic component and a front cover plate; the front cover plate is connected to the front end of the sealing cylinder; the rear end of the sealing cylinder is provided with a waterproof joint for leading out a signal wire; a plurality of radiating fins which are parallel to each other are arranged on the outer circumferential wall of the sealing cylinder; the radiating fins are annular; the front section in the sealing cylinder is filled with a heat conducting agent for conducting heat generated by the transduction device to the wall of the sealing cylinder; the inner wall of the rear part of the sealing cylinder is provided with a baffle plate for isolating the heat conducting agent. The heat radiating fins are arranged on the outer wall of the sealing cylinder to absorb heat conducted by the sealing cylinder, so that the heat transfer enhancing effect is achieved, the sealing cylinder mainly plays a role in bearing the heat conducting agent and conducting intermediate heat, the heat conducted by the heat conducting agent is transferred to the heat radiating fins, and then the heat radiating fins absorb and naturally radiate heat, and the heat radiating device has a simple structure and a good heat radiating effect.

Description

Ultrasonic transducer

Technical Field

The present utility model relates to an ultrasonic transducer.

Background

At present, two heat dissipation modes of an ultrasonic transducer exist: one is air-cooled, the other is water-cooled, and the air-cooled type can be subdivided into two types, namely natural air cooling and forced air cooling.

Natural air cooling mainly relies on natural wind to drive air to pass through an ultrasonic transducer to radiate heat, but the radiating mode is greatly influenced by environmental factors, uncontrollable factors are too much, the radiating purpose of the ultrasonic transducer is difficult to achieve when the environment is drier and the air temperature is higher, and even the heating of the ultrasonic transducer can be accelerated, at the moment, the ultrasonic transducer cannot be effectively radiated, the energy conversion efficiency of the ultrasonic transducer can be influenced, and even the ultrasonic transducer is directly damaged.

Forced air cooling mainly relies on the radiator fan to install additional on the ultrasonic transducer and dispel the heat for the ultrasonic transducer, but this kind of heat dissipation mode receives radiator fan life-span influence, and once radiator fan receives the damage can not normal operation heat dissipation, and ultrasonic transducer can be because can not obtain effectual heat dissipation thereby lead to the high temperature and then influence ultrasonic transducer's energy conversion efficiency, can directly damage the transducer even serious.

The water cooling is mainly based on the fact that a cooling circulating water channel is additionally arranged on the ultrasonic transducer, heat generated by the circulating cooling water channel is brought away to radiate the ultrasonic transducer when the circulating cooling water flows through the ultrasonic transducer, but the influence of the quality of the cooling circulating water in the radiating mode is too large, scale accumulation phenomenon can be avoided when the cooling circulating water is used for a long time, at the moment, regular manual cleaning and blockage removal are needed, time and labor are wasted, if the cleaning is not performed, too much scale accumulation can cause the cooling circulating water channel to block up, then the ultrasonic transducer can not be effectively radiated, the conversion efficiency of the energy of the ultrasonic transducer is influenced due to too high temperature of the ultrasonic transducer, and the transducer can be directly damaged even if serious.

Disclosure of Invention

Aiming at the defects of the existing heat dissipation mode of the ultrasonic transducer, the utility model provides the ultrasonic transducer, which achieves the purpose of dissipating heat of the ultrasonic transducer by additionally arranging a plurality of heat dissipation fins on the ultrasonic transducer, and has the advantages of simple structure and good heat dissipation effect.

The technical scheme of the utility model is as follows: an ultrasonic transducer comprises a sealing cylinder positioned outside, a transducer device positioned in the sealing cylinder, and a tool head arranged on the head of the transducer device; the transduction device comprises a piezoelectric ceramic component and a front cover plate; the front cover plate is connected to the front end of the sealing cylinder; the rear end of the sealing cylinder is provided with a waterproof joint for leading out a signal wire; a plurality of radiating fins which are parallel to each other are arranged on the outer circumferential wall of the sealing cylinder; the radiating fins are annular; the front section in the sealing cylinder is filled with a heat conducting agent for conducting heat generated by the transduction device to the wall of the sealing cylinder; a baffle plate for isolating the heat conducting agent is arranged on the inner wall of the rear part of the sealing cylinder; the sealing cylinder and the radiating fins are made of metal materials.

The radiating fins are welded on the outer circumferential wall of the sealing cylinder.

The outer circumferential wall of the sealing cylinder is provided with external threads, and the inner circumferential wall of the radiating fin is provided with internal threads which are connected with the external threads of the sealing cylinder in a matching way.

The sealing cylinder is made of steel, stainless steel, copper or aluminum.

The radiating fins are made of steel, stainless steel, copper or aluminum.

The heat conducting agent is heat conducting silicone grease.

The baffle is welded on the inner wall of the sealing cylinder.

And the partition plate is provided with a threading hole for leading out a signal wire.

The ultrasonic transducer provided by the utility model has the advantages that the radiating fins are arranged on the outer wall of the sealing cylinder to absorb the heat conducted by the sealing cylinder to achieve the effect of enhancing heat transfer, so that the aim of radiating heat is achieved, the sealing cylinder can generally adopt steel pipes, stainless steel pipes, copper pipes and the like, the materials of the fins can also adopt steel, stainless steel, copper, aluminum and the like, the sealing cylinder mainly plays the roles of bearing the heat conducting agent and conducting intermediate heat, and the heat conducted by the heat conducting agent is mainly transferred to the radiating fins, and then is absorbed by the radiating fins to naturally radiate heat. The heat conducting agent is generally heat conducting silicone grease with excellent heat conducting performance, and has heat conducting effect through filling inside the ultrasonic transducer, and the heat conducting agent is mainly used for conducting heat generated by the ultrasonic transducer to the wall of the sealing cylinder, then conducting the heat to the radiating fins through the sealing cylinder, and then absorbing the heat by the radiating fins and naturally radiating the heat. The utility model has simple structure, convenient assembly, obvious heat dissipation effect and long service life, can basically avoid maintenance, and basically solves the problems of climate influence, damage of a heat dissipation fan, blockage of a cooling circulation waterway and the like in the prior art.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic perspective view of the present utility model.

In the figure: 1. the ultrasonic transducer comprises an ultrasonic transducer, 2, a heat conducting agent, 3, a piezoelectric ceramic component, 4, a sealing cylinder, 5, a partition plate, 6, radiating fins, 7, a tool head, 8, a waterproof joint, 9 and a front cover plate.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses. All other embodiments, which can be made by one of ordinary skill in the art without undue burden on the person of ordinary skill in the art based on embodiments of the present utility model, are within the scope of the present utility model.

Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate.

Referring to fig. 1 and 2, an ultrasonic transducer 1 provided by the present utility model includes a sealing cylinder 4 located outside, a transducer device located in the sealing cylinder 4, and a tool head 7 mounted on the head of the transducer device; the transducer comprises a piezoelectric ceramic component 3 and a front cover plate 9. The piezoelectric ceramic component 3 mainly plays a role in energy conversion, the piezoelectric ceramic component 3 comprises a plurality of stacked piezoelectric ceramic plates which are connected in parallel, and one piezoelectric ceramic plate comprises an electrode plate and one piezoelectric ceramic.

The front cover plate 9 is connected to the front end of the sealing cylinder 4, and the outer circumferential wall of the front cover plate 9 is welded with the inner wall of the front end of the sealing cylinder 4. The rear end of the sealing cylinder 4 is provided with a waterproof joint 8 for leading out a signal wire. The outer circumferential wall of the sealing cylinder 4 is provided with a plurality of radiating fins 6 which are parallel to each other, and the radiating fins 6 are annular. The radiating fins 6 are mainly added on the wall of the sealing cylinder of the ultrasonic transducer in a welding or screw thread connection mode to achieve the purpose of absorbing heat and naturally radiating. The sealing cylinder 4 and the radiating fins 6 are made of steel.

A baffle plate 5 is arranged on the inner wall of the rear part of the sealing cylinder 4. The inner cavity of the sealing cylinder between the baffle plate 5 and the front cover plate 9 is filled with a heat conducting agent 2 for conducting heat generated by the transduction device to the cylinder wall of the sealing cylinder 4. The baffle 5 is fixed in the sealing cylinder in a welding mode to isolate the heat conducting agent, and a threading hole is formed in the baffle so that the ultrasonic transducer starts the leading-out of the signal wire, the sealing cylinder 4 mainly plays a role in middle heat conduction, and the heat transferred by the heat conducting agent 2 is indirectly conducted to the radiating fins 6. The heat conductive agent 2 is generally heat conductive silicone grease, which is mainly filled in the sealing cylinder of the ultrasonic transducer to conduct heat, so that the heat generated by the ultrasonic transducer is conducted to the wall of the sealing cylinder and then absorbed by the radiating fins to dissipate heat naturally.

The foregoing description of the exemplary embodiments of the utility model is not intended to limit the utility model to the particular embodiments disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model.

Claims (8)

1. An ultrasonic transducer comprises a sealing cylinder (4) positioned outside, a transduction device positioned in the sealing cylinder (4), and a tool head (7) arranged on the head of the transduction device; the transduction device comprises a piezoelectric ceramic component (3) and a front cover plate (9); the front cover plate (9) is connected to the front end of the sealing cylinder (4); the rear end of the sealing cylinder (4) is provided with a waterproof joint (8) for leading out a signal wire; the method is characterized in that: a plurality of radiating fins (6) which are parallel to each other are arranged on the outer circumferential wall of the sealing cylinder (4); the radiating fins (6) are in a circular ring shape; the front section in the sealing cylinder (4) is filled with a heat conducting agent (2) for conducting heat generated by the transduction device to the cylinder wall of the sealing cylinder (4); a baffle plate (5) for isolating the heat conducting agent (2) is arranged on the inner wall of the rear part of the sealing cylinder (4); the sealing cylinder (4) and the radiating fins (6) are made of metal materials.

2. The ultrasonic transducer of claim 1, wherein: the radiating fins (6) are welded on the outer circumferential wall of the sealing cylinder (4).

3. The ultrasonic transducer of claim 1, wherein: the outer circumferential wall of the sealing cylinder (4) is provided with external threads, and the inner circumferential wall of the radiating fin is provided with internal threads which are connected with the external threads of the sealing cylinder (4) in a matching way.

4. The ultrasonic transducer of claim 1, wherein: the sealing cylinder (4) is made of steel, stainless steel, copper or aluminum.

5. The ultrasonic transducer of claim 1, wherein: the radiating fins (6) are made of steel, stainless steel, copper or aluminum.

6. The ultrasonic transducer of claim 1, wherein: the heat conducting agent (2) is heat conducting silicone grease.

7. The ultrasonic transducer of claim 1, wherein: the partition plate (5) is welded on the inner wall of the sealing cylinder (4).

8. The ultrasonic transducer of claim 1, wherein: and the partition plate (5) is provided with a threading hole for leading out a signal wire.