CN215141779U

CN215141779U - Ultrasonic transducer with shock-absorbing structure

Info

Publication number: CN215141779U
Application number: CN202023208066.XU
Authority: CN
Inventors: 周定军
Original assignee: Wuxi Shengte Electronic Technology Co ltd
Current assignee: Wuxi Shengte Electronic Technology Co ltd
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-12-14
Anticipated expiration: 2030-12-28

Abstract

The utility model discloses an ultrasonic transducer with a damping structure, which comprises an outer shell, wherein the upper end surface of the outer shell is sleeved and fixed with a fixing ring, the upper side of the fixing ring is provided with a fixing cover and is sleeved and fixed at the upper side in the outer shell, the bottom end surface of the fixing cover is uniformly fixed with a spring a through screws, the lower end surface of the outer shell is sleeved and fixed with a fixing seat, the inner wall surface at the bottom end of the fixing seat is uniformly fixed with a spring b through screws, the inner shell is sleeved and fixed with an inner shell, the upper end surface of the inner shell is sleeved and fixed with a wire connector, the lower end surface of the inner shell is fixed with a fixing rod through screws, the upper side of the inner wall surface of the inner shell is sleeved and fixed with a sealing ring, the lower side of the sealing ring is provided with a wiring board and is sleeved and fixed at the inner wall surface of the inner shell, the lower end surface of the wiring board is fixed with a conductive post a through welding, the conductive post b is sleeved and fixed with a spring c through screws, this ultrasonic transducer with shock-absorbing structure has the advantage of convenient dismouting, job stabilization and dual shock attenuation.

Description

Ultrasonic transducer with shock-absorbing structure

Technical Field

The utility model relates to an ultrasonic transducer technical field specifically is an ultrasonic transducer with shock-absorbing structure.

Background

The ultrasonic transducer has the function of converting input electric power into mechanical power and transmitting the mechanical power, consumes a small part of power, and is designed to solve the technical problem of large action distance and wide frequency band.

The ultrasonic transducer utilizes the piezoelectric effect of materials to realize the conversion of electric energy and sound energy, the probe is fixed in the ultrasonic transducer for use, the key component in the probe is a wafer, the wafer is a single crystal or polycrystal sheet with the piezoelectric effect, the wafer has the function of converting the electric energy and the sound energy mutually, the existing transducer cannot absorb the shock well in the working process, and a part of vibration flows outwards, so that the working efficiency is reduced, and the existing transducer is inconvenient to assemble and disassemble and is troublesome to use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an ultrasonic transducer with shock-absorbing structure to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an ultrasonic transducer with a damping structure comprises an outer shell, wherein a fixing ring is fixedly sleeved on the upper end surface of the outer shell, a fixing cover is arranged on the upper side of the fixing ring and fixedly sleeved on the upper side in the outer shell, a spring a is uniformly fixed on the bottom end surface of the fixing cover through screws, a fixing seat is fixedly sleeved on the lower end surface of the outer shell, a spring b is uniformly fixed on the inner wall surface of the bottom end of the fixing seat through screws, an inner shell is fixedly sleeved in the outer shell, an electric wire connector is fixedly sleeved on the upper end surface of the inner shell, a fixing rod is fixedly fixed on the lower end surface of the inner shell through screws, a sealing ring is fixedly sleeved on the upper side of the inner wall surface of the inner shell, a wiring board is arranged on the lower side of the sealing ring and fixedly sleeved on the inner wall surface of the inner shell, a conductive post a is fixedly welded on the lower end surface of the wiring board, a conductive post b is fixedly sleeved in the conductive post a, the upper end surface of the conductive column b is fixed with a spring c through a screw, the bottom end surface of the conductive column b is fixed with a piezoelectric sheet through welding, the upper end surface of the piezoelectric sheet is fixed with sound absorbing cotton through a screw, the left side and the right side of the upper end surface and the lower end surface of the piezoelectric sheet are respectively provided with a fixing block and are fixedly sleeved in the inner shell, and the outer end surface of each fixing block is fixedly sleeved with a spring d.

Preferably, the wire-terminal upper end penetrates through the upper end surface of the fixing cover, and the wire-terminal lower end penetrates into the inner case.

Preferably, the lower end of the fixed rod penetrates through the bottom end surface of the fixed seat.

Preferably, the upper side and the lower side of the surface of the inner wall of the shell are both provided with internal threads.

Preferably, the outer end surface lower side of the fixed cover and the outer end surface upper side of the fixed seat are both provided with external threads.

Preferably, the lower parts of the left side and the right side of the inner wall of the inner shell are uniformly provided with fixing grooves at the joints with the piezoelectric sheets, and the fixing grooves are the same as the fixing blocks in size.

Preferably, the wire terminal is connected to the terminal block by a cable penetrating the grommet.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model adopts the outer shell to fix, conveniently fixes the inner shell, adopts the fixing ring to fix, conveniently fixes the transducer, adopts the fixing cover to fix, conveniently fixes the fixing ring, adopts the spring a and the spring b to fix, conveniently carries out secondary damping to the inner shell, adopts the inner shell to fix, conveniently fixes the wire joint, adopts the wire joint to fix, conveniently connects the external generator, adopts the fixing rod to fix, conveniently fixes the tool, adopts the sealing ring to fix, conveniently protects the wiring board, adopts the wiring board to fix, conveniently connects the wire joint and the conductive post a, adopts the conductive post a to fix, conveniently fixes the conductive post b, adopts the conductive post b to fix, conveniently connects the piezoelectric plate, adopts the spring c to fix, conveniently damps the conductive post b, adopt the piezoelectric patches to fix, conveniently convert electrical energy into mechanical energy, adopt to inhale the sound cotton and inhale the sound, conveniently absorb the piezoelectric patches noise, adopt the fixed block to fix, it is fixed that the convenience carries out the centre gripping to the piezoelectric patches, adopts spring d to fix, and convenient stable piezoelectric patches work.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the overall cross-sectional structure of the present invention;

FIG. 3 is a schematic view of the inner structure of the inner shell of the present invention;

FIG. 4 is a schematic view of the connection structure between the housing and the fixing base of the present invention;

fig. 5 is a schematic view of the internal structure of the conductive pillar a of the present invention;

fig. 6 is a schematic view of the connection structure of the inner shell and the fixing block of the present invention.

In the figure: 1-a fixed seat; 2-a housing; 3-fixing the ring; 4-fixing the cover; 5-wire connection; 6-fixing the rod; 7-spring a; 8-inner shell; 9-spring b; 10-a sealing ring; 11-patch panel; 12-conductive pillar a; 13-conductive pillar b; 14-sound absorbing cotton; 15-a piezoelectric patch; 16-spring c; 17-spring d; and 18-fixing blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: an ultrasonic transducer with a damping structure comprises an outer shell 2, wherein the outer shell 2 is adopted for fixing, an inner shell 8 is convenient to fix, inner threads are respectively arranged on the upper side and the lower side of the inner wall surface of the outer shell 2, a fixing ring 3 is sleeved and fixed on the upper end surface of the outer shell 2 and is adopted for fixing, the transducer is convenient to fix, a fixing cover 4 is arranged on the upper side of the fixing ring 3 and is sleeved and fixed on the upper side inside the outer shell 2, the fixing cover 4 is adopted for fixing, the fixing ring 3 is convenient to fix, outer threads are respectively arranged on the lower side of the outer end surface of the fixing cover 4 and the upper side of the outer end surface of a fixing seat 1, a spring a7 is uniformly fixed on the bottom end surface of the fixing cover 4 through screws, a spring a7 and a spring b9 are adopted for fixing, secondary damping is convenient to the inner shell 8, a fixing seat 1 is sleeved and fixed on the lower end surface of the outer shell 2, and a spring b9 is uniformly fixed on the inner wall surface of the bottom end of the fixing seat 1 through screws, an inner shell 8 is sleeved and fixed inside the outer shell 2 and fixed by the inner shell 8, so that the wire connector 5 is conveniently fixed, fixing grooves are uniformly formed in the positions, below the left side and the right side of the inner wall of the inner shell 8, of the connecting parts with the piezoelectric sheets 15, and have the same size as the fixing blocks 18, the wire connector 5 is sleeved and fixed on the surface of the upper end of the inner shell 8 and fixed by the wire connector 5, so that an external generator is conveniently connected, the wire connector 5 is connected with a wiring board 11 through a cable penetrating sealing ring 10, the upper end of the wire connector 5 penetrates through the upper end surface of a fixing cover 4, the lower end of the wire connector 5 penetrates into the inner shell 8, a fixing rod 6 is fixed on the surface of the lower end of the inner shell 8 by a screw and fixed by the fixing rod 6, a tool is conveniently fixed, the lower end of the fixing rod 6 penetrates through the bottom end surface of a fixing seat 1, a sealing ring 10 is sleeved and fixed on the upper side of the surface of the inner wall of the inner shell 8 and fixed by the sealing ring 10, the wiring board 11 is protected conveniently, the wiring board 11 is arranged on the lower side of the sealing ring 10 and sleeved and fixed on the inner wall surface of the inner shell 8, the wiring board 11 is used for fixing, the wire connector 5 and the conductive post a12 are connected conveniently, the lower end surface of the wiring board 11 is fixedly provided with the conductive post a12 by welding, the conductive post a12 is used for fixing, the conductive post b13 is conveniently fixed, the conductive post b13 is fixedly sleeved in the conductive post a12 and is fixed by the conductive post b13, the piezoelectric sheet 15 is conveniently connected, the spring c16 is fixedly arranged on the upper end surface of the conductive post b13 by screws, the spring c16 is used for fixing, the conductive post b13 is conveniently damped, the piezoelectric sheet 15 is fixedly welded on the bottom end surface of the conductive post b13, the piezoelectric sheet 15 is used for fixing, the electric energy is conveniently converted into mechanical energy, the sound absorption cotton 14 is fixedly arranged on the upper end surface of the piezoelectric sheet 15 by screws, the sound absorption cotton 14 is used for sound absorption, conveniently absorb piezoelectric patches 15 noise, the piezoelectric patches 15 about both ends surface left and right sides all is equipped with fixed block 18 and the suit is fixed in inner shell 8, adopts fixed block 18 to fix, and it is fixed to conveniently carry out the centre gripping to piezoelectric patches 15, and the equal suit of fixed block 18 outer end surface is fixed with spring d17, adopts spring d17 to fix, conveniently stabilizes piezoelectric patches 15 work.

The working principle is as follows: firstly, the fixing cover 4 fixes the fixing ring 3, then the transducer is fixed to a proper position through the fixing ring 3, then the transducer is connected with an external ultrasonic generator through the wire connector 5, when the tool needs to work, the tool is fixed in the fixing rod 6, the wire connector 5 transmits electric energy to the wiring board 11 through a cable, meanwhile, the sealing ring 10 carries out sealing protection on the wiring board 11, the wiring board 11 transmits the electric energy to the conductive post a12, the conductive post a12 transmits the electric energy to the conductive post b13, the conductive post b13 transmits the electric energy to the piezoelectric sheet 15, the piezoelectric sheet 15 converts the electric energy into mechanical energy and transmits the mechanical energy to the tool through the fixing rod 6, when the piezoelectric sheet 15 works, the sound absorption cotton 14 absorbs noise generated by the piezoelectric sheet 15, the spring d17 pushes the fixing block 18 to clamp and fix the piezoelectric sheet 15, when the piezoelectric sheet 15 works to drive the conductive post b13 to vibrate, the piezoelectric sheet 15 transmits vibration to the fixing block 18, the fixed block 18 transmits vibration to the spring d17 shock attenuation, and the vibrational force that conductive pillar b13 transmitted is offset to spring c16 simultaneously, and spring a7 and spring b9 carry out secondary shock attenuation to inner shell 8 simultaneously, when needs dismantle the maintenance, lift off fixing base 1 through the cooperation of shell 2, take out inner shell 8 to maintain can.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An ultrasonic transducer with shock-absorbing structure, includes shell (2), its characterized in that: the upper end surface of the outer shell (2) is sleeved and fixed with a fixing ring (3), the upper side of the fixing ring (3) is provided with a fixing cover (4) and is sleeved and fixed on the upper side in the outer shell (2), the bottom end surface of the fixing cover (4) is uniformly fixed with a spring a (7) through screws, the lower end surface of the outer shell (2) is sleeved and fixed with a fixing seat (1), the inner wall surface of the bottom end of the fixing seat (1) is uniformly fixed with a spring b (9) through screws, the inner shell (8) is sleeved and fixed in the outer shell (2), the upper end surface of the inner shell (8) is sleeved and fixed with an electric wire connector (5), the lower end surface of the inner shell (8) is fixed with a fixing rod (6) through screws, the upper side of the inner wall surface of the inner shell (8) is sleeved and fixed with a sealing ring (10), the lower side of the sealing ring (10) is provided with a wiring board (11) and is sleeved and fixed on the inner wall surface of the inner shell (8), the improved structure of the high-voltage switch is characterized in that a conductive column a (12) is fixed on the lower end surface of the wiring board (11) through welding, a conductive column b (13) is fixedly sleeved in the conductive column a (12), a spring c (16) is fixed on the upper end surface of the conductive column b (13) through a screw, a piezoelectric sheet (15) is fixed on the bottom end surface of the conductive column b (13) through welding, sound absorbing cotton (14) is fixed on the upper end surface of the piezoelectric sheet (15) through a screw, fixing blocks (18) are arranged on the left side and the right side of the upper end surface and the lower end surface of the piezoelectric sheet (15) respectively and are fixed in the inner shell (8) in a sleeved mode, and springs d (17) are fixedly sleeved on the outer end surfaces of the fixing blocks (18).

2. The ultrasonic transducer with the damping structure according to claim 1, wherein: the upper end of the wire connector (5) penetrates through the upper end surface of the fixing cover (4), and the lower end of the wire connector (5) penetrates into the inner shell (8).

3. The ultrasonic transducer with the damping structure according to claim 1, wherein: the lower end of the fixed rod (6) penetrates through the bottom end surface of the fixed seat (1).

4. The ultrasonic transducer with the damping structure according to claim 1, wherein: internal threads are formed in the upper side and the lower side of the surface of the inner wall of the shell (2).

5. The ultrasonic transducer with the damping structure according to claim 1, wherein: external threads are formed in the lower side of the outer end surface of the fixing cover (4) and the upper side of the outer end surface of the fixing seat (1).

6. The ultrasonic transducer with the damping structure according to claim 1, wherein: fixing grooves are uniformly formed in the joints of the lower portions of the left side and the right side of the inner wall of the inner shell (8) and the piezoelectric sheets (15) and are the same as the fixing blocks (18) in size.

7. The ultrasonic transducer with the damping structure according to claim 1, wherein: the wire connector (5) is connected with the wiring board (11) through a cable penetrating seal ring (10).