CN101279318B

CN101279318B - Ultrasonic flexural vibration device

Info

Publication number: CN101279318B
Application number: CN200710027436XA
Authority: CN
Inventors: 严锦璇; 杨治中; 严卓理; 严卓晟
Original assignee: Guangzhou Newpower Ultrasonic Electronic Equipment Co Ltd
Current assignee: Guangzhou Newpower Ultrasonic Electronic Equipment Co Ltd
Priority date: 2007-04-06
Filing date: 2007-04-06
Publication date: 2011-01-26
Anticipated expiration: 2027-04-06
Also published as: CN101279318A

Abstract

The invention relates to a large power ultrasonic bending vibration device which comprises a functional slot bottom plate, a transducer, an amplitude transformer, a front-arranged power amplifying metal vibration plate, a welding bolt and an ultrasonic wave generator. The invention is characterized in that the front-arranged power amplifying metal vibration plate and the amplitude transformer are arranged between the functional slot bottom plate of a touch piece which receives ultrasonic irradiation and the transducer; the front end surface of the amplitude transformer is connected with the front-arranged power amplifying metal vibration plate; the back end surface is connected with a front-arranged block of the transducer; the front-arranged power amplifying metal vibration plate and the amplitude transformer are screwed by the welding bolt tightly and sequentially and stuck on the functional slot bottom plate of the touch piece which receives ultrasonic irradiation. The large power ultrasonic bending vibration device of the invention has a novel structure, can improve the power of the transducer to a large extent, has a large ultrasonic irradiation action area, increases the ultrasonic cavitating function, reduces the ultrasonic cavitating corrosion degree of a stainless steel plate, effectively reduces the loosening phenomena of an ultrasonic vibrator, is beneficial to the ultrasonic vibrator to work under the condition of long continuous large power, broadens the working frequency bands, enhances the adaptation and is beneficial to manufacturing in batch and reducing cost.

Description

A kind of ultrasonic flexural vibration device

Technical field

The present invention relates to a kind of ultrasonic high-power flexural vibration device, is the innovation to the conventional ultrasound vibrating device, belongs to ultrasonic and electronic product technical field.

Background technology

Along with development of science and technology, the application of ultrasonic technology is more and more general, for example ultrasonic cleaning, the refinement of liquid phase and slurry system material, evenly mixing, dispersion, short poly-, exhaust, sonochemistry, ultrasonic extraction, ultrasonication, ultrasonic emulsion breaking, ultrasonic emulsification, ultrasonic drinks ageing etc.And ultrasonic cleaning technique also more and more is subject to people's attention because its higher cleaning efficiency reaches lower energy loss.Current ultrasonic cleaning device, generally be on the auxiliary stickup of adhesive basis, utilize screw directly transducer to be screwed to be affixed at the bottom of the rinse bath or on the outer wall of side, though this structure can be brought into play the effect of ultrasonic cleaning, but its limitation is and transducer power can not be promoted significantly, limited the performance of ultrasonic cleaning function optimization, hindered production-scale development, also hindered the application of ultrasonic technique to a certain extent at aspects such as sonochemistry, ultrasonic extractions.Therefore, seek a kind of novel structure, vibration mode and be fit to, the ultrasonic vibration installation that can promote transducer power significantly has great realistic meaning.

Summary of the invention

The object of the present invention is to provide a kind of ultrasonic flexural vibration device, selection by change and vibration mode on the structure, it can promote the transducer function significantly, many-sided optimizational function effect, but flexible Application is in multinomial fields such as the big small-scale ultrasonic emulsification of difference, ultrasonic dispersion, sonochemistry, ultrasonic cleaning.

Technical scheme of the present invention:

A kind of ultrasonic flexural vibration device, comprise ultrasound functions groove, ultrasonic transducer, ultrasonic transmitter, screw, luffing bar, expand the preposition metal vibration plate of power, it is characterized in that accepting that expansion preposition metal vibration plate of power and luffing bar are set between ultrasound wave irradiation contact function trough base plate and the transducer, luffing bar front end face is connected with the preposition metal vibration plate of expansion power, preposition of luffing rod rear end face and transducer is connected, and expands the preposition metal vibration plate of power and is fixed on by screw and viscose glue and accepts ultrasound wave irradiation and touch on the part function trough base plate.

Described screw vertically is weldingly fixed on to be accepted ultrasound wave irradiation and touches on the part function trough base plate, be respectively equipped with the screw of tackling mutually at the preposition metal vibration plate of expansion power center with luffing bar front central position, expand preposition metal vibration plate of power and luffing bar and be tightened on successively on the function trough base plate by screw with screw sizes.

Between preposition metal vibration plate of described expansion power and function trough base plate, scribble adhesive, vertically be screwed into when being adjacent to function trough base plate outer wall along screw when expanding the preposition metal vibration plate of power center screw, two contact-making surfaces that scribble adhesive are closely pasted, under the acting in conjunction of frictional engagement power and adhesive between the screw screw, expanding the preposition metal vibration plate of power can firmly closely be flattened on the outside wall surface of function trough base plate.

Ultrasonic generator is connected with transducer by lead, makes transducer produce the mechanical oscillation of supersonic frequency level.

It is an integral body that the preposition metal vibration plate of described expansion power can link by connector and screen cloth periphery, the screen cloth of horizontal become the metal vibration plate to around the part that stretches, on the center on the screen cloth face or certain suitable position, corresponding ultrasonic flexural vibration transducer can be set also.

Described ultrasonic transducer can be located on function trough base plate or the side plate, function trough base plate or side plate be shaped as tabular or curved arc shape.

Compare the present invention with ultrasonic vibrator in the past and have following characteristics:

1, ultrasonic axle increases according to active area, and ultrasonic cavitation power strengthens, and ultrasonic cavitation corrosion corrosion resistant plate degree reduces;

2, because the multiple veneer of the ∮ value (diameter) of the preposition metal vibration plate of expansion power is long-pending certain abundance value is arranged, can reduce the phenomenon that gets loose of ultrasonic vibrator effectively, stability is obviously optimized;

3, lead high-power because of ultrasonic flexural vibration optimumly, promoted the power application value of single transducer system, so in same unit are application space, drop into the oscillator number and just lack, the coupling that helps ultrasonic generator and oscillator helps large-scale production and reduces cost;

4,, and tend to uniform and stable owing to power ascension, difficult drop-off, corrosion eases up relatively to corrosion resistant plate, help the long-term high power work continuously of ultrasonic vibrator, and heat dispersion is good;

5, ultrasonic working band broadening, adaptability strengthens.

Description of drawings

Fig. 1-a is one of structural representation of ultrasonic flexural vibration device of the present invention;

Fig. 1-b is two of the structural representation of ultrasonic flexural vibration device of the present invention;

The schematic diagram (visual angle figure) that Fig. 2 uses for screen cloth of the present invention;

The schematic diagram (vertical view) that Fig. 3 uses for screen cloth of the present invention;

Fig. 4 uses schematic diagram (not establishing connector visual angle sketch) for screen cloth of the present invention;

Fig. 5 uses schematic diagram (metallic plate clamping screen cloth) for screen cloth of the present invention.

The specific embodiment

Shown in Fig. 1～5, in Fig. 1-a and Fig. 1-b, between the base plate 2 of function trough 3 and transducer 6, be provided with and expand preposition metal vibration plate 1 of power and luffing bar 5, luffing bar 5 front end faces are connected with the preposition metal vibration plate 1 of expansion power, preposition of rear end face and transducer 6 is connected, and expands the preposition metal vibration plate 1 of power and is fixed on the function trough base plate 2 by screw 8.Screw 8 is vertically welded on the base plate 2, at expansion power preposition metal vibration plate center and luffing bar center the screw that matches with screw 8 sizes is set respectively, and metal vibration plate 1 and luffing bar 5 are tightened on the base plate 2 successively by screw 8.Scribble adhesive 4 expanding between preposition metal vibration plate of power and function trough base plate, vertically be screwed into when being adjacent to function trough base plate outer wall along screw when expanding the preposition metal vibration plate of power center screw, two contact-making surfaces that scribble adhesive 4 are closely pasted.Ultrasonic generator 7 is connected with transducer 6 by lead.During work, start ultrasonic generator, make transducer produce the supersonic frequency mechanical oscillation, vibration is at first expanded the preposition metal vibration plate 1 of power with compressional wave conduction trend, and compressional wave obtains amplification at luffing bar 5, and its power wink promptly is raised, and mainly leads at vibration plate 1 then to transfer radial wave to.This ultrasonic vibration form wave energy guiding riddles the expansion preposition vibration plate 1 of power evenly, fully and acts on function trough base plate 2.By coordinating transducer, luffing bar and expanding ∮ value (diameter) the footpath degree and vertical parameter of the preposition metal vibration plate of power, under the integration of adaptive material, can be modulated into 1/2 to go into, 11/2 go into, 2 ultrasound functions of going into adaptation production demand such as wavelength.

Shown in Fig. 1-b, it is a kind of frame mode of simplifying flexural vibrations shown in Fig. 1-a, its basic composition structure is similar with Fig. 1-a, but the simplification flextensional mode shown in Fig. 1-b, simplified luffing bar 5, this form is that preposition front end face of ultrasonic transducer 6 directly combines ultrasonic flexural vibration device with expansion power metal vibration plate by welding direct binding of screw 8 and adhesive.Although this flexural vibration device than the mode shown in Fig. 1-a enlarge power level slightly a little less than, but its shared principal space dwindles, help the parts combination and be particularly advantageous in effective transformation that traditional handicraft is provided with, in certain scale production a lot of situations are set and use this kind installing mode.

Fig. 2 tightly is affixed on the structural representation of outer (comprising garden ball-type part arcuation) the outer wall device of garden pipe for the ultrasonic wave flexural vibrations.Ultrasonic wave function trough 3 is a splendid attire device, the outer wall of splendid attire device (base plate) 2 is a tubulose garden type barrel cage shape, whole ultrasonic flexural vibrations transducer combinations is relying on preposition two-sided flat arc metal vibration plate 13 as contiguous block, connect to one firmly with the outer wall 2 of tubulose splendid attire device, this preposition two-sided flat arc metallic plate 13 two-sided, all scribble adhesive, and relying on the effect that screws screw 8, stably maintaining the closely firm one that connects to of whole ultrasonic flexural vibrations transducer combinations and splendid attire device.

Fig. 3 and Fig. 4 are the application example of ultrasound filtration, ultrasonic Screening Treatment and screen cloth, in Fig. 2 and Fig. 3, at ultrasonic high-power flexural vibrations device of screen cloth 10 centers installing, order is expanded the preposition metal vibration plate 1 of power by one connector 9 and the screen cloth 10 all edges integral body of combining closely, the screen cloth 10 of horizontal become expand the preposition metal vibration plate 1 of power to around the part that stretches.In the actual fabrication operation, also can be with the preposition metal vibration plate 1 of the expansion power of garden cheese, concora crush is on screen cloth, and the center of connector 9, expand the position that keeps flat of the preposition metal vibration plate of power in the garden cheese, cause to have corresponding garden cheese piece (or garden ring-type piece), order tightly lifts below screen cloth, makes screen cloth be clipped between garden, the center cake piece (or garden ring piece) that expands preposition metal vibration plate 1 of power and connector 9.If whole flexural vibrations transducer system steadily is hung on the superjacent air space of screen cloth securely, can make and expand the just moderate horizontal of preposition metal vibration plate 1 adjustment of power on screen cloth 10, and below screen cloth, expand the corresponding position of the preposition metal vibration plate 1 of power, lift the suitably metal plate 11 of size of lastblock, with the screw 12 tightly firm binding of metal vibration plate piece up and down, screen cloth 10 pressed from both sides tightly pasting, as shown in Figure 5.

If commercial production scale is big, need big screen cloth, multilayer mesh screen, can on a plurality of even position on the screen cloth face, establish a plurality of ultrasonic high-power flexural vibration devices, its power can reach several KW.

Claims

1. ultrasonic flexural vibration device, comprise transducer, luffing bar, welding screw, expand the preposition metal vibration plate of power, ultrasonic generator, it is characterized in that between function trough base plate (2) and transducer (6), being provided with expansion preposition metal vibration plate of power (1) and luffing bar (5), luffing bar front end face is connected with the expansion preposition metal vibration plate of power (1), preposition of luffing bar (5) rear end face and transducer (6) is connected, and expands the preposition metal vibration plate of power (1) and is fixed on the function trough base plate (2) by screw and viscose glue.

2. a kind of ultrasonic flexural vibration device according to claim 1, it is characterized in that screw (8) vertically is weldingly fixed on the function trough base plate (2), be respectively equipped with and the corresponding screw of screw (8) size at expansion power preposition metal vibration plate (1) center and luffing bar (5) front end face center, expand preposition metal vibration plate of power (1) and luffing bar (5) and pass through screw

(8) be tightened on successively on the function trough base plate (2).

3. a kind of ultrasonic flexural vibration device according to claim 1, it is characterized in that between expansion preposition metal vibration plate of power (1) and function trough base plate (2), scribbling adhesive, vertically be screwed into when being adjacent to function trough base plate outer wall along screw when expanding the preposition metal vibration plate of power (1) center screw, two contact-making surfaces that scribble adhesive (4) are closely pasted.

4. a kind of ultrasonic flexural vibration device according to claim 1 is characterized in that ultrasonic generator (7) is connected with transducer (6) by lead, makes transducer produce the mechanical oscillation of supersonic frequency level.

5. a kind of ultrasonic flexural vibration device according to claim 1 is characterized in that expanding the preposition metal vibration plate of power (1) and is connected by connector (9) and screen cloth periphery and becomes an integral body, the screen cloth of horizontal become the metal vibration plate to around the part that stretches.

6. a kind of ultrasonic flexural vibration device according to claim 5 is characterized in that on the corresponding position corresponding ultrasonic flexural vibration transducer being set on the screen cloth face.

7. a kind of ultrasonic flexural vibration device according to claim 1, what it is characterized in that the function trough base plate is shaped as tabular or curved arc shape.