CN208554907U - A kind of heat radiating type electrode slice for ultrasonic transducer - Google Patents

A kind of heat radiating type electrode slice for ultrasonic transducer Download PDF

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Publication number
CN208554907U
CN208554907U CN201821102827.3U CN201821102827U CN208554907U CN 208554907 U CN208554907 U CN 208554907U CN 201821102827 U CN201821102827 U CN 201821102827U CN 208554907 U CN208554907 U CN 208554907U
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China
Prior art keywords
heat radiating
type electrode
electrode slice
radiating type
ring shape
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Withdrawn - After Issue
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CN201821102827.3U
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Chinese (zh)
Inventor
傅波
李道朋
袁野杰
唐祥龙
张震
李飘庭
胡涛
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Sichuan University
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Sichuan University
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Abstract

The utility model provides a kind of heat radiating type electrode slice for ultrasonic transducer, including heat radiating type electrode slice one and heat radiating type electrode slice two, heat radiating type electrode slice one includes circular ring shape egative film one and tens of cooling fins one, cooling fin one is circumferential uniformly distributed and symmetrical above and below along circular ring shape egative film one, heat radiating type electrode slice one is set between two piezoelectric patches, heat radiating type electrode slice two includes circular ring shape egative film two and tens of cooling fins two, cooling fin two is circumferential uniformly distributed along circular ring shape egative film two, and heat radiating type electrode slice two is set between back shroud and the piezoelectric patches nearest from back shroud.Heat radiating type electrode slice one and heat radiating type electrode slice two pass through circular ring shape egative film one, the outer connecting wire of aperture in two outside of circular ring shape egative film respectively.Compared with traditional slice-shaped electrode slice, the surface area of heat radiating type electrode slice is greatly increased, and fast and effeciently the heat transfer that piezoelectric patches generates can be gone out, piezoelectric patches temperature rise rate and steady temperature value is reduced, effectively improve the performance of ultrasonic transducer.

Description

A kind of heat radiating type electrode slice for ultrasonic transducer
Technical field
The utility model relates to ultrasonic transducer technical fields, and in particular to a kind of heat radiating type electricity for ultrasonic transducer Pole piece.
Background technique
Ultrasound transducer application field is extensive, is mainly used in ultrasonic cleaning, ultrasonic welding, ultrasonic grinding, ultrasound at present The fields such as polishing, ultrasound punching.Demand of the modern Large-Scale Equipment enterprise to high power altrasonic transducer increasingly increases, with ultrasound The calorific value of the raising of transducer power, piezoelectric patches increases sharply, the heat that traditional sheet type electrode slice can not generate piezoelectric patches Amount fast and effeciently passes, and causes piezoelectric patches temperature constantly to rise, reduces the working performance of ultrasonic transducer, serious feelings Condition lower piezoelectric piece temperature causes ultrasonic transducer entirely ineffective possibly even close to the Curie temperature of piezoelectric patches, to influence whole The reliability of a system, in some instances it may even be possible to cause equipment fault, cause catastrophic consequence.
Utility model content
The utility model provides a kind of heat radiating type electrode slice of ultrasonic transducer, it is intended to solve the ultrasonic transducer course of work Middle piezoelectric patches temperature rise is too fast, temperature it is excessively high cause ultrasonic transducer working performance decline the technical issues of.
In order to solve the above-mentioned technical problem, the utility model is realized by the following technical scheme:
Heat radiating type electrode slice described in the utility model for ultrasonic transducer includes heat radiating type electrode slice 1 and heat radiating type Electrode slice 22, the heat radiating type electrode slice 1 include one 1-1 of circular ring shape egative film and tens of one 1-2 of cooling fin, cooling fin one 1-2 is circumferentially uniformly distributed and symmetrical above and below along one 1-1 of circular ring shape egative film, offers one 1-3 of aperture, institute on the outside of one 1-1 of circular ring shape egative film It states heat radiating type electrode slice 1 and passes through the outer connecting wire of one 1-3 of aperture on the outside of one 1-1 of circular ring shape egative film, the heat radiating type electrode Piece 1 is set between piezoelectric patches 1 and piezoelectric patches 27;The heat radiating type electrode slice 22 include two 2-1 of circular ring shape egative film and Tens of two 2-2 of cooling fin, two 2-2 of cooling fin are circumferentially uniformly distributed along two 2-1 of circular ring shape egative film, open on the outside of two 2-1 of circular ring shape egative film Equipped with two 2-3 of aperture, the heat radiating type electrode slice 22 is led by connecting outside two 2-3 of aperture on the outside of two 2-1 of circular ring shape egative film Line, the heat radiating type electrode slice 22 are set between back shroud 3 and piezoelectric patches 1.
One 1-2 of cooling fin includes vertical section and horizontal segment two parts, the vertical section of one 1-2 of cooling fin perpendicular to The vertical section height of circular ring shape egative film one 1-1, one 1-2 of cooling fin are less than the thickness of piezoelectric patches 1, piezoelectric patches 27.
Two 2-2 of cooling fin includes vertical section and horizontal segment two parts, the vertical section of two 2-2 of cooling fin perpendicular to Two 2-1 of circular ring shape egative film.
One 1-2 of one 1-1 of circular ring shape egative film and the cooling fin with a thickness of 0.2-0.5mm.
Two 2-2 of two 2-1 of circular ring shape egative film and the cooling fin with a thickness of 0.2-0.5mm.
The utility model has the beneficial effects that the utility model proposes a kind of heat radiating type electrode for ultrasonic transducer Piece, the heat transfer that piezoelectric patches generates when fast and effeciently ultrasonic transducer can work are gone out, and piezoelectric patches temperature rise speed is reduced Rate reduces temperature value of piezoelectric patches temperature when tending towards stability, with stable resonance frequency when ensure that ultrasonic transducer work, Effectively improve the performance of ultrasonic transducer.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of heat radiating type electrode slice one described in the utility model;
Fig. 2 is the structural schematic diagram of heat radiating type electrode slice two described in the utility model;
Fig. 3 is heat radiating type electrode slice one, heat radiating type electrode slice two and the other parts of ultrasonic transducer described in the utility model Assembly relation schematic diagram;
Fig. 4 is the decomposition texture schematic diagram of ultrasonic transducer entirety.
In all the appended drawings, identical appended drawing reference indicates identical element, in which:
1- heat radiating type electrode slice one, 2- heat radiating type electrode slice two, 3- back shroud, 4- pre-stressed bolt, 5- washer, 6- piezoelectricity Piece one, 7- piezoelectric patches two, 8- insulating sleeve, 9- front shroud
The utility model is described further with reference to the accompanying drawings and examples.
Specific embodiment
The utility model is specifically described below by example, it is necessary to which indicated herein is that following embodiment is only used It is further described in the utility model, should not be understood as the limitation to scope of protection of the utility model, the skill in the field Art skilled person can make some nonessential modifications and adaptations according to the content of the present invention.
Embodiment
As shown in Figure 1, 2, a kind of heat radiating type electrode slice for ultrasonic transducer provided by the utility model includes dissipating Heat type electrode slice 1 and heat radiating type electrode slice 22.Heat radiating type electrode slice 1 includes one 1-1 of circular ring shape egative film and tens of heat dissipations One 1-2 of piece, one 1-2 of cooling fin are circumferentially uniformly distributed and symmetrical above and below along one 1-1 of circular ring shape egative film, and one 1-2 of cooling fin includes vertical section With horizontal segment two parts, the vertical section of one 1-2 of cooling fin is perpendicular to one 1-1 of circular ring shape egative film.Heat radiating type electrode slice 22 includes circle Annular two 2-1 of egative film and tens of two 2-2 of cooling fin, two 2-2 of cooling fin are circumferentially uniformly distributed along two 2-1 of circular ring shape egative film, cooling fin Two 2-2 include vertical section and horizontal segment two parts, and the vertical section of two 2-2 of cooling fin is perpendicular to two 2-1 of circular ring shape egative film.In order to mention The reliability of high ultrasonic transducer work and the convenience of installation, the outside one 1-1 of circular ring shape egative film offer one 1-3 of aperture, annulus Two 2-3 of aperture is offered on the outside of shape egative film two, external wire is each passed through one 1-3 of aperture, two 2-3 of aperture and heat radiating type electrode slice One 1, heat radiating type electrode slice 22 welds together, and connect heat radiating type electrode slice one, heat radiating type electrode slice two more with conducting wire It is firm, while enhancing conductive effect.
Heat radiating type electrode slice 1 and heat radiating type electrode slice 22 can be made of one formula structure by Sheet Metal Forming Technology respectively, specifically For first by sheet forming at tubular thin slice, then the lateral parts of tubular thin slice are bent, it is final to realize one 1 He of heat radiating type electrode slice The integral molding of heat radiating type electrode slice 22 is processed.
As shown in figure 3, after heat radiating type electrode slice 1, heat radiating type electrode slice 22, piezoelectric patches 1, piezoelectric patches 27 are set to Between cover board 3 and front shroud 9, wherein heat radiating type electrode slice 1 is set between piezoelectric patches 1 and piezoelectric patches 27, heat radiating type Electrode slice 22 is set between back shroud 3 and piezoelectric patches 1.To avoid ultrasonic transducer positive and negative electrode that short circuit, cooling fin occurs The vertical section height of one 1-2 should be less than the thickness of piezoelectric patches 1, piezoelectric patches 27.
Pre-stressed bolt 4 and front shroud 9 are connected through a screw thread back shroud 3, heat radiating type electrode slice 1, heat radiating type electrode Piece 22, piezoelectric patches 1, piezoelectric patches 27 clamp, and washer 5 is provided between pre-stressed bolt 4 and back shroud 3.Pre-stressed bolt 4 It is insulated between heat radiating type electrode slice 1, heat radiating type electrode slice 22, piezoelectric patches 1, piezoelectric patches 27 by insulating sleeve 8, with Exempt from ultrasonic transducer and leads to the problem of positive and negative electrode short circuit or high voltage arc.
The decomposition texture schematic diagram of ultrasonic transducer entirety is as shown in Figure 4.
The course of work of heat radiating type electrode slice provided by the utility model for ultrasonic transducer is as follows:
When ultrasonic transducer powers on, it is added in piezoelectric patches 1, the high frequency voltage on piezoelectric patches 27 makes piezoelectric patches shake Dynamic, when supersonic transducer power is bigger, piezoelectric patches 1 and piezoelectric patches 27 generate amount of heat, piezoelectric patches 1 and piezoelectricity The temperature of piece 27 increases rapidly, since the surface area of heat radiating type electrode slice 1 and heat radiating type electrode slice 22 is very big, heat dissipation effect It is good, therefore fast and effeciently the heat transfer that piezoelectric patches 1, piezoelectric patches 27 generate can be gone out, to reduce piezoelectric patches temperature Raising speed rate reduces temperature value when piezoelectric patches temperature tends towards stability, and guarantees when ultrasonic transducer works with stable resonance frequency Rate effectively improves the performance of ultrasonic transducer.

Claims (5)

1. a kind of heat radiating type electrode slice for ultrasonic transducer, it is characterised in that: the heat radiating type electrode slice includes heat radiating type Electrode slice one (1) and heat radiating type electrode slice two (2), the heat radiating type electrode slice one (1) include circular ring shape egative film one (1-1) sum number Ten cooling fins one (1-2), cooling fin one (1-2) is circumferentially evenly distributed with along circular ring shape egative film one (1-1) and symmetrical above and below, circular ring shape bottom It is offered aperture one (1-3) on the outside of piece one (1-1), the heat radiating type electrode slice one (1) passes through on the outside of circular ring shape egative film one (1-1) Aperture one (1-3) outer connecting wire, the heat radiating type electrode slice one (1) be set to piezoelectric patches one (6) and piezoelectric patches two (7) it Between;The heat radiating type electrode slice two (2) includes circular ring shape egative film two (2-1) and tens of cooling fins two (2-2), cooling fin two (2-2) is circumferentially uniformly distributed along circular ring shape egative film two (2-1), offers aperture two (2-3) on the outside of circular ring shape egative film two (2-1), described Heat radiating type electrode slice two (2) passes through aperture two (2-3) outer connecting wire on the outside of circular ring shape egative film two (2-1), the heat radiating type Electrode slice two (2) is set between back shroud (3) and piezoelectric patches one (6).
2. the heat radiating type electrode slice according to claim 1 for ultrasonic transducer, it is characterised in that: the cooling fin one (1-2) includes vertical section and horizontal segment two parts, and the vertical section of the cooling fin one (1-2) is perpendicular to one (1- of circular ring shape egative film 1), the vertical section height of the cooling fin one (1-2) is less than the thickness of piezoelectric patches one (6), piezoelectric patches two (7).
3. the heat radiating type electrode slice according to claim 1 for ultrasonic transducer, it is characterised in that: the cooling fin two (2-2) includes vertical section and horizontal segment two parts, and the vertical section of the cooling fin two (2-2) is perpendicular to two (2- of circular ring shape egative film 1).
4. the heat radiating type electrode slice according to claim 1 for ultrasonic transducer, it is characterised in that: the circular ring shape bottom Piece one (1-1) and the cooling fin one (1-2) with a thickness of 0.2-0.5mm.
5. the heat radiating type electrode slice according to claim 1 for ultrasonic transducer, it is characterised in that: the circular ring shape bottom Piece two (2-1) and the cooling fin two (2-2) with a thickness of 0.2-0.5mm.
CN201821102827.3U 2018-07-12 2018-07-12 A kind of heat radiating type electrode slice for ultrasonic transducer Withdrawn - After Issue CN208554907U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821102827.3U CN208554907U (en) 2018-07-12 2018-07-12 A kind of heat radiating type electrode slice for ultrasonic transducer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821102827.3U CN208554907U (en) 2018-07-12 2018-07-12 A kind of heat radiating type electrode slice for ultrasonic transducer

Publications (1)

Publication Number Publication Date
CN208554907U true CN208554907U (en) 2019-03-01

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108906559A (en) * 2018-07-12 2018-11-30 四川大学 A kind of heat radiating type electrode slice for ultrasonic transducer
CN110102459A (en) * 2019-05-07 2019-08-09 上海骄成机电设备有限公司 A kind of novel high-power ultrasonic transducer
CN111570244A (en) * 2020-05-06 2020-08-25 盈甲医疗器械制造(上海)有限公司 Ultrasonic transducer of ultrasonic surgical instrument and ultrasonic surgical instrument thereof

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108906559A (en) * 2018-07-12 2018-11-30 四川大学 A kind of heat radiating type electrode slice for ultrasonic transducer
CN108906559B (en) * 2018-07-12 2023-11-28 四川大学 Heat dissipation type electrode plate for ultrasonic transducer
CN110102459A (en) * 2019-05-07 2019-08-09 上海骄成机电设备有限公司 A kind of novel high-power ultrasonic transducer
CN111570244A (en) * 2020-05-06 2020-08-25 盈甲医疗器械制造(上海)有限公司 Ultrasonic transducer of ultrasonic surgical instrument and ultrasonic surgical instrument thereof

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