CN220862211U - Be used for abluent circumferential direction transmission ultrasonic cleaning device of sample needle - Google Patents

Abstract

The utility model relates to the field of ultrasonic equipment, in particular to a circumferential emission ultrasonic cleaning device for cleaning a sample needle, which comprises a cleaning tank assembly, wherein a piezoelectric ceramic piece is fixed on the cleaning tank assembly, a pin opening is fixed and communicated with the upper end of the cleaning tank assembly, and a liquid inlet and a liquid outlet are respectively fixed and communicated with the upper end and the lower end of the cleaning tank assembly; the piezoelectric ceramic piece is connected with the ultrasonic generator through cable connecting wires in a conducting way; the upper end of the cleaning tank assembly is communicated with a pin opening, and a sample pin is inserted into the pin opening; the utility model has the beneficial effects of solving the problem that the cleaning effect and the depth of the cleaning tank cannot be considered in the traditional cleaning method, and the higher the liquid level is, the weaker the cleaning effect is; the cleaning uniformity is poor; the cleaning and sewage discharging capability is relatively weak.

Description

Be used for abluent circumferential direction transmission ultrasonic cleaning device of sample needle

Technical Field

The utility model relates to the field of ultrasonic equipment, in particular to a circumferential emission ultrasonic cleaning device for cleaning a sample needle.

Background

Ultrasonic cleaning is to utilize cavitation, acceleration and direct flow of ultrasonic wave in liquid to directly and indirectly disperse, emulsify and strip dirt layer to clean the dirt. The ultrasonic cleaner mainly comprises an ultrasonic cleaning tank and an ultrasonic generator. The ultrasonic cleaning tank is made of high-quality stainless steel with good firmness and elasticity and corrosion resistance, and the bottom of the ultrasonic cleaning tank is provided with an ultrasonic transducer vibrator; the ultrasonic generator generates high-frequency high-voltage, the high-frequency high-voltage is transmitted to the energy converter through the cable connecting wire, and the energy converter and the vibrating plate generate high-frequency resonance together, so that the solvent in the cleaning tank is cleaned by ultrasonic wave; generally, the cleaned object is vertically placed, the sample needle cannot be transversely or obliquely arranged in the cleaning process, the depth of the cleaning tank body is mainly considered, water always flows downwards, and the upper half part is easy to be cleaned; the traditional ultrasonic cleaning device only can install the transducer at the bottom of the cleaning tank, the sample needle is positioned at the upper half part of the water level, so that the cleaning is easy, and dirt is not easy to discharge;

For example, the cleaning method and the cleaning device of the sampling needle assembly with the patent number of CN202011169200.1 are characterized in that the sampling needle assembly comprises a sample sucking needle and a puncture needle sleeved on the outer peripheral side of the sample sucking needle, and the sample sucking needle can be cleaned independently;

Therefore, the traditional cleaning and ultrasonic cleaning have the defects that the cleaning effect and the depth of a cleaning tank cannot be considered, and the higher the liquid level is, the weaker the cleaning effect is; the cleaning uniformity is poor; the cleaning and sewage discharging capability is relatively weak.

Disclosure of utility model

Therefore, the utility model aims to solve the technical problems that in the prior art, the cleaning effect and the depth of a cleaning tank cannot be considered, and the higher the liquid level is, the weaker the cleaning effect is; the cleaning uniformity is poor; the cleaning and sewage discharging capability is relatively weak.

The technical scheme is that the circumferential emission ultrasonic cleaning device for cleaning the sample needle comprises a cleaning tank assembly, wherein a piezoelectric ceramic piece is fixed on the cleaning tank assembly, a pin port is fixed and communicated with the upper end of the cleaning tank assembly, and a liquid inlet and a liquid outlet are respectively fixed and communicated with the upper end and the lower end of the cleaning tank assembly; the piezoelectric ceramic piece is connected with the ultrasonic generator through cable connecting wires in a conducting way; the upper end of the cleaning tank component is communicated with a contact pin opening, and a sample pin is inserted into the contact pin opening.

Preferably, a cleaning tank is formed in the cleaning tank assembly.

Preferably, the outer walls of the liquid inlet and the liquid outlet are provided with sealing threads.

Preferably, a liquid outlet at the lower end of the inner wall of the cleaning tank assembly is provided with a guide surface.

Preferably, the connection parts of the liquid inlet and the liquid outlet are provided with valves.

Preferably, a cleaning tank is formed between the cleaning tank assembly and the piezoelectric ceramic piece, the cleaning tank assembly comprises a top cover and a bottom cover, the piezoelectric ceramic piece is fixed between the top cover and the bottom cover, a liquid inlet and a pin opening are communicated with the top cover, and a diversion surface is arranged at the upper end of the inner wall of the top cover.

Preferably, the lower extreme intercommunication of bottom is provided with the liquid outlet, and the outer wall of bottom is provided with the location knot, and the lower extreme of bottom inner wall is provided with the guide surface.

Preferably, a baffle is arranged in the bottom cover, a plurality of liquid passing holes are formed in the baffle, a needle penetrating hole is formed in the center of the baffle, and a needle fixing valve is inserted in the needle penetrating hole.

Preferably, the material of needle fixing valve is elastic material, and the needle tip of sample needle is attached to needle fixing valve.

Preferably, the piezoelectric ceramic piece is clamped in the clamping device, the clamping device rotates obliquely in the displacement locker, the displacement locker is locked in the fixed base in a sliding manner, and the upper end of the fixed base is fixedly provided with an acceleration cleaner for driving the sample needle to rotate;

The clamping device comprises two adjusting clamping plates, two adjusting tables, two gear rotating rods and an inclined rotating seat, wherein the upper end and the lower end of each adjusting clamping plate are respectively used for clamping the end faces of the piezoelectric ceramic piece, the two adjusting clamping plates are respectively and transversely adjusted and displaced in the two adjusting tables through screws, the two adjusting tables are respectively fixed at the outer ends of the two gear rotating rods, the inner ends of the two gear rotating rods are respectively rotated in the inclined rotating seat, the two gear rotating rods are meshed through gears, and the inclined rotating seat is rotated on the displacement locker through a rotating shaft;

The displacement locker comprises a displacement sliding table, a boss rotating shaft and fixed centers, wherein an inclined rotating seat is rotatably arranged in the displacement sliding table through a rotating shaft, the boss rotating shaft is rotationally connected with the boss rotating shaft in a rotating manner, the boss rotating shaft is attached to a plurality of fixed centers in the displacement sliding table, and the centers slide on the outer wall of the displacement sliding table;

A cross fixing sliding seat is fixed in the fixing base, and the displacement sliding table slides in the cross fixing sliding seat through a limiting sliding seat;

the acceleration washer is fixed at the upper end of the fixed base through an L-shaped supporting seat; the cleaning device comprises a cleaning tank assembly, a cleaning rod, a lifting rotating shaft, a lifting rod, a limiting baffle, a limiting slide block, a fixing insert table, a lifting rotating shaft, a lifting rod, a locking screw rod, a lifting rotating shaft, a limiting baffle, a lifting rod, a lifting baffle, a lifting rod and a lifting rod, wherein the fixing insert table is arranged in the cleaning tank assembly;

The other end of the extension rod is fixedly provided with an upper supporting table, the upper supporting table is connected with a longitudinal line limiting sliding extension fixing table through an adjusting screw in a matched manner, a tight-propping rubber pressing table is fixed on the extension fixing table through a spline shaft and longitudinally slides in a transmission shaft of a rotary driving motor through the spline shaft, the rotary driving motor is fixed on the extension fixing table, a plane bearing is arranged on a fixed inserting table, and an upper end table of a sample needle is clamped between the tight-propping rubber pressing table and the plane bearing.

Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model will be realized and attained by the structure particularly pointed out in the written description and claims thereof as well as the appended drawings.

The technical scheme of the utility model is further described in detail through the drawings and the embodiments.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of a first embodiment of the present utility model;

FIG. 2 is a schematic diagram of a second embodiment of the present utility model;

FIG. 3 is a schematic diagram of a second embodiment of the present utility model;

FIG. 4 is a schematic view of the connection structure of the top cover of the present utility model;

Fig. 5 is a schematic structural view of the bottom cover of the present utility model;

FIG. 6 is a schematic view of the structure of the baffle plate of the present utility model;

FIG. 7 is a schematic view of the structure of the needle positioning valve of the present utility model;

FIG. 8 is a schematic view of a clamping device according to the present utility model;

FIG. 9 is a second schematic structural view of the clamping device of the present utility model;

FIG. 10 is a schematic view of the structure of the clamp of the present utility model;

FIG. 11 is a schematic diagram of a second embodiment of the clamp of the present utility model;

FIG. 12 is a schematic view of the structure of the adjustable clamping plate of the present utility model;

FIG. 13 is a schematic view of a third embodiment of the clamp of the present utility model;

FIG. 14 is a schematic view of a displacement locker of the present utility model;

FIG. 15 is a second schematic view of the displacement locker of the present utility model;

FIG. 16 is a schematic view of the structure of the stationary base of the present utility model;

FIG. 17 is a schematic view of the structure of the acceleration washer of the present utility model;

FIG. 18 is a schematic diagram of a second embodiment of an acceleration washer according to the present utility model;

Fig. 19 is a schematic view of the structure of the acceleration washer of the present utility model.

In the figure: a cleaning tank assembly 1; a piezoelectric ceramic member 2; a liquid outlet 3; a guide surface 4; a liquid inlet 5; a pin opening 6; a sample needle 7; a top cover 8; a needle positioning valve 9; a baffle 10; a bottom cover 11; a positioning buckle 12; a liquid passing hole 13; a needle penetration hole 14; a clamp 15; a displacement locker 16; a fixed base 17; acceleration washer 18; two adjusting clamping plates 19; two adjustment stations 20; two gear rotating rods 21; tilting the rotating seat 22; a displacement slide table 23; a boss rotation shaft 24; a fixed center 25; a cross-shaped fixed slide 26; a fixed insertion stage 27; a side support stand 28; lifting the rotating shaft 29; an extension rod 30; a locking screw 31; an upper support table 32; an adjusting screw 33; an extension fixing table 34; a rubber pressing table 35 is tightly pressed; a rotation driving motor 36; a planar bearing 37.

Detailed Description

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.

In the description of the present application, it should be understood that the directions or positional relationships indicated by the terms "intermediate," "top," "bottom," "inner," "outer," and the like are based on the directions or positional relationships shown in the drawings, are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application. The terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In addition, unless explicitly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like should be construed broadly, as for example, they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present application, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

The first embodiment is as follows:

As shown in fig. 1 and 2, a circumferential emission ultrasonic cleaning device for cleaning a sample needle comprises a cleaning tank assembly 1, wherein a piezoelectric ceramic piece 2 is fixed on the cleaning tank assembly 1, a contact pin port 6 is fixed and communicated with the upper end of the cleaning tank assembly 1, and a liquid inlet 5 and a liquid outlet 3 are respectively fixed and communicated with the upper end and the lower end of the cleaning tank assembly 1; the piezoelectric ceramic piece 2 is connected with an ultrasonic generator through cable connecting wires in a conducting way; the upper end of the cleaning tank assembly 1 is communicated with a pin opening 6, and a sample pin 7 is inserted into the pin opening 6; a cleaning tank is formed in the cleaning tank assembly 1; sealing threads are arranged on the outer walls of the liquid inlet 5 and the liquid outlet 3; a liquid outlet 3 at the lower end of the inner wall of the cleaning tank assembly 1 is provided with a guide surface 4; valves are arranged at the joints of the liquid inlet 5 and the liquid outlet 3.

The working principle and beneficial effects of the embodiment are as follows: the piezoelectric ceramic piece 2 is connected with an ultrasonic generator through cable connecting wires for ultrasonic emission;

The piezoelectric ceramic element 2 may be circular, square, polygonal, etc., and is not limited in shape; in order to ensure the circumferential vibration mode of the piezoelectric ceramic piece 2 by combining the shape characteristics of the piezoelectric ceramic piece 2, ultrasonic waves are emitted along the circumferential direction by 360 degrees and act on the surface of the sample needle 7 in an almost vertical mode for use, the inner wall of the piezoelectric ceramic piece 2 is circular, the cleaning tank assembly 1 can be selectively selected for use in a circular metal tube mode according to practical conditions, the inner wall of the piezoelectric ceramic piece 2 is square or polygonal, the cleaning tank assembly 1 is necessarily selected for use in a circular metal tube mode, and the effect is more fit;

The core of the scheme of the embodiment is that the circumferential piezoelectric ceramic piece 2 is combined with the tubular cleaning tank, meanwhile, the traditional scouring cleaning and ultrasonic cleaning are combined efficiently, and the position and the structure of the water outlet are optimally designed. Firstly, the circumferential vibration mode of the piezoelectric ceramic piece 2 is adopted, so that ultrasonic vibration cannot be obviously distinguished along with different liquid levels, namely uniformity of a sound field is guaranteed, after the piezoelectric ceramic piece 2 is efficiently coupled with the cleaning tank assembly 1, ultrasonic is emitted along the circumferential direction by 360 degrees and acts on the surface of the sample needle 7 in a nearly vertical mode, and the mode is more effective in cleaning the inner wall and the outer wall of the sample needle 7; secondly, adopt the mode that the inner and outer wall of washing tank subassembly can be simultaneously the feed liquor (also can only adopt one kind) to wash sample needle 7, the flow direction and the supersound direction of washing liquid are also nearly perpendicular, and this kind of mode can furthest reduce, and the velocity of flow influences the supersound cleaning effect. Finally, the liquid outlet 3 of the cleaning tank is optimally designed, the liquid outlet is arranged right below the cleaning tank, the diversion surface 4 is designed, and the diameter of the tank opening is larger, so that the cleaning liquid and cleaning dirt can be discharged without dead angle, and the cleaning cleanliness is ensured; further realizing ultrasonic cleaning of the slender needle-shaped article by adopting circumferential ultrasonic; the traditional ultrasonic cleaning and the ultrasonic cleaning are effectively combined; the structure design of the liquid guiding surface 4 enables the cleaning liquid and the cleaning dirt to be discharged without dead angles; meanwhile, the cleaning of sample needles 7 with different lengths can be satisfied; the inner wall and the outer wall of the sample needle 7 can be cleaned by scouring and ultrasonic cleaning, and the cleaning effect is better.

The second embodiment is as follows:

As shown in fig. 3-7, a circumferential emission ultrasonic cleaning device for cleaning a sample needle is provided, a cleaning tank is formed between a cleaning tank assembly 1 and a piezoelectric ceramic piece 2, the cleaning tank assembly 1 comprises a top cover 8 and a bottom cover 11, the piezoelectric ceramic piece 2 is fixed between the top cover 8 and the bottom cover 11, a liquid inlet 5 and a pin inlet 6 are communicated on the top cover 8, and a diversion surface 4 is arranged at the upper end of the inner wall of the top cover 8; the lower end of the bottom cover 11 is communicated with a liquid outlet 3, the outer wall of the bottom cover 11 is provided with a positioning buckle 12, and the lower end of the inner wall of the bottom cover 11 is provided with a flow guide surface 4; a baffle plate 10 is arranged in the bottom cover 11, a plurality of liquid passing holes 13 are formed in the baffle plate 10, a needle penetrating hole 14 is formed in the center of the baffle plate 10, and a needle fixing valve 9 is inserted into the needle penetrating hole 14; the needle fixing valve 9 is made of elastic materials, and the needle tip of the sample needle 7 is attached to the needle fixing valve 9.

The working principle and beneficial effects of the embodiment are as follows: as in the first embodiment, if the inner wall of the piezoelectric ceramic member 2 is circular, the second embodiment can be selected in which the cleaning tank assembly 1 is divided into the top cover 8 and the bottom cover 11, and the cleaning tank is composed of the piezoelectric ceramic member 2, and the ultrasonic circumferential vibration mode is performed by the inner wall of the piezoelectric ceramic member 2, and the ultrasonic is emitted along the circumferential direction 360 ° and acts on the surface of the sample needle 7 in a nearly vertical manner for use;

The piezoelectric ceramic piece 2 is connected with an ultrasonic generator through cable connecting wires for ultrasonic emission; the core of the scheme of the embodiment is that the circumferential piezoelectric ceramic piece 2 is combined with the tubular cleaning tank, and meanwhile, the traditional scouring cleaning and ultrasonic cleaning are combined efficiently, and the structures of the top cover 8 and the bottom cover 11 are optimally designed. Firstly, the circumferential vibration mode of the piezoelectric ceramic piece 2 is adopted, so that ultrasonic vibration cannot be obviously distinguished along with different liquid levels, namely, uniformity of a sound field is guaranteed, the inner surface of the piezoelectric ceramic piece 2 directly acts on cleaning liquid, and cleaning is more efficient. Ultrasound is emitted in 360 ° in the circumferential direction and acts on the surface of the sample needle 7 in a nearly vertical manner, which is more effective for cleaning the inner and outer walls of the sample needle 7; secondly, the top cover 8 is designed in such a way that liquid can be fed into the inner wall and the outer wall simultaneously, and only one way can be adopted to clean the sample needle 7, and the flow direction of cleaning liquid is nearly vertical to the ultrasonic direction, so that the influence of the flow rate on the ultrasonic cleaning effect can be reduced to the greatest extent. The top cover 8 is provided with the liquid guiding surface 4, so that the liquid entering from the liquid inlet 5 can flow down along the surface of the sample needle 7, and meanwhile, the cleaning liquid cannot overflow from the needle inlet 6 due to the pipe orifice. Finally, the bottom cover 11 of the cleaning pool is optimally designed, a baffle plate 10 containing a needle fixing valve 9 is arranged on the bottom cover 11, a plurality of liquid passing holes 13 are distributed on the baffle plate 10, the effect of the baffle plate is to quickly weaken the flow velocity of liquid sprayed out of the inner wall of the needle, and the liquid flows back to the upper part of the piezoelectric ceramic piece 2 at a slower speed, so that the stability of the liquid during ultrasonic cleaning is ensured. The needle positioning valve 9 is used for positioning, so that the needle point can pass through the baffle, the positioning valve 9 can be made of a material with better elasticity, and when the needle point passes through, the circumferential seal can be automatically formed, so that the liquid can be prevented from flowing back from the needle penetrating hole quickly; the bottom of the bottom cover 11 is provided with a liquid outlet 3, a diversion surface 4 is designed at the same time, and the diameter of the pool opening is larger, so that the cleaning liquid and the cleaning dirt can be discharged without dead angles, and the cleaning cleanliness is ensured; thereby realizing the ultrasonic cleaning of the slender needle-shaped article by adopting the circumferential ultrasonic; the effective combination of the traditional cleaning and the ultrasonic cleaning is adopted; the structural design of the baffle 10 and the positioning valve 9 effectively forms circumferential sealing to prevent the liquid from flowing back from the needle through hole; the structural design of the liquid guiding surface 4 of the bottom cover 11 of the top cover 8 enables the flow velocity of liquid sprayed out of the inner wall of the needle to be rapidly weakened, and the liquid flows back to the upper part of the piezoelectric ceramic piece 2 at a slower speed, so that the stability of the liquid during ultrasonic cleaning is ensured; meanwhile, the cleaning of sample needles with different lengths can be satisfied; the inner wall and the outer wall of the sample needle 7 can be cleaned by scouring and ultrasonic cleaning, so that the cleaning effect is better;

dirt and residual liquid are not remained in the cleaning pool, and the cleaning cleanliness is ensured.

And a third specific embodiment:

As shown in fig. 8-19, a circumferential emission ultrasonic cleaning device for cleaning a sample needle is provided, the piezoelectric ceramic piece 2 is clamped in a clamping device 15, the clamping device 15 is obliquely rotated in a displacement locker 16, the displacement locker 16 is slidingly locked in a fixed base 17, and an acceleration cleaner 18 for driving the sample needle 7 to rotate is fixed at the upper end of the fixed base 17;

the clamping device 15 comprises two adjusting clamping plates 19, two adjusting tables 20, two gear rotating rods 21 and an inclined rotating seat 22, wherein the upper end and the lower end of the adjusting clamping plates 19 are respectively clamped with the end faces of the piezoelectric ceramic piece 2, the two adjusting clamping plates 19 are respectively and transversely adjusted and displaced in the two adjusting tables 20 through screws, the two adjusting tables 20 are respectively fixed at the outer ends of the two gear rotating rods 21, the inner ends of the two gear rotating rods 21 are respectively rotated in the inclined rotating seat 22, the two gear rotating rods 21 are meshed through gears, and the inclined rotating seat 22 is rotated on the displacement locker 16 through a rotating shaft;

The displacement locker 16 comprises a displacement sliding table 23, a boss rotating shaft 24 and fixed tips 25, wherein an inclined rotating seat 22 is rotatably arranged in the displacement sliding table 23 through the rotating shaft, the boss rotating shaft 24 is rotatably connected with the boss rotating shaft 24 in a rotating manner, the boss rotating shaft 24 is attached to a plurality of fixed tips 25 in the displacement sliding table 23, and the tips 25 slide on the outer wall of the displacement sliding table 23;

a cross fixed slide seat 26 is fixed in the fixed base 17, and the displacement sliding table 23 slides in the cross fixed slide seat 26 through a limit slide seat;

The acceleration washer 18 is fixed at the upper end of the fixed base 17 through an L-shaped supporting seat; a fixed insertion table 27 is arranged in the acceleration washer 18, the fixed insertion table 27 is longitudinally inserted on an L-shaped supporting seat of the acceleration washer 18 through a limiting sliding block, the fixed insertion table 27 is longitudinally inserted at the upper end of the cleaning tank assembly 1 through the limiting sliding block, a side supporting table 28 is fixed at the side end of the fixed insertion table 27, a lifting rotating shaft 29 is rotationally connected to the side supporting table 28, the lifting rotating shaft 29 is fixed at one end, an extension rod 30 is rotationally arranged on the side supporting table 28 through the lifting rotating shaft 29 and a limiting baffle, and the extension rod 30 is in locking connection with the side supporting table 28 through a locking screw 31;

an upper supporting table 32 is fixed at the other end of the extension rod 30, the upper supporting table 32 is connected with a longitudinal line limiting sliding extension fixing table 34 in a matched manner through an adjusting screw 33, a jacking rubber pressing table 35 is fixed on the extension fixing table 34 through a spline shaft, the jacking rubber pressing table 35 longitudinally slides in a transmission shaft of a rotary driving motor 36 through the spline shaft, the rotary driving motor 36 is fixed on the extension fixing table 34, a plane bearing 37 is arranged on a fixed insertion table 27, and the upper end table of a sample needle 7 is clamped between the jacking rubber pressing table 35 and the plane bearing 37;

The working principle and beneficial effects of the embodiment are as follows: the piezoelectric ceramic piece 2 is connected with an ultrasonic generator through cable connecting wires for ultrasonic emission; the end faces of the piezoelectric ceramic piece 2 are clamped through the upper end and the lower end of the two adjusting clamping plates 19 on the clamping device 15, the piezoelectric ceramic piece 2 is fixed, and the two adjusting clamping plates 19 are adjusted and rotated on the two adjusting tables 20, so that displacement adjustment of the two adjusting clamping plates 19 is facilitated, and the piezoelectric ceramic piece 2 is conveniently and precisely attached, clamped and loosened; the gear rotating rods 21 are driven to rotate, so that the gear rotating rods 21 are enabled to rotate reversely through gear engagement, and then the two gear rotating rods 21 drive the two adjusting tables 20 to move reversely, and therefore adjustment of the clamping piezoelectric ceramic piece 2 at the approximate position is achieved; the inclined rotating seat 22 is rotated by rotating the rotating shaft on the displacement sliding table 23, so that the angle inclination of the ultrasonic cleaning device is adjusted;

The boss rotating shaft 24 is rotated on the displacement sliding table 23, so that the boss rotating shaft 24 is attached to and drives the plurality of fixed apexes 25 to simultaneously extrude outwards, and the position of the displacement sliding table 23 is fixed on the cross fixed sliding seat 26 through the plurality of fixed apexes 25; the counter-rotating boss rotating shaft 24 releases the displacement sliding table 23, so that the displacement sliding table 23 longitudinally and transversely slides on the cross fixed sliding seat 26 in a limiting manner; the cross fixing sliding seat 26 is fixed on the fixing base 17, and the fixing base 17 is fixed in position through foundation bolts;

The acceleration washer 18 is fixed on the fixed base 17 through an L-shaped supporting seat, the fixed inserting table 27 is longitudinally slid on the L-shaped supporting seat of the acceleration washer 18 to be conveniently added and inserted at the upper end of the cleaning tank assembly 1 for position fixing and adding, the fixed inserting table 27 is used for adjusting and rotating the lifting rotating shaft 29 through the side supporting table 28 fixed at the side end, the extension rod 30 is rotated on the side supporting table 28 through the lifting rotating shaft 29 and the limiting baffle plate to lift, and then the position between the extension rod 30 and the side supporting table 28 is locked through the locking screw 31 for fixing;

The extension rod 30 which is fixed in an extending way lifts the upper supporting table 32, the upper supporting table 32 enables the sliding extension fixing table 34 to slide on the upper supporting table 32 in a longitudinal line limiting manner through the rotary adjusting screw 33, the tight-propping rubber pressing table 35 is extended through the spline shaft, the tight-propping rubber pressing table 35 can clamp the sample needle 7 on the plane bearing 37, the tight-propping rubber pressing table 35 is rotated through the driving of the rotary driving motor 36, the rotary tight-propping rubber pressing table 35 and the plane bearing 37 clamp the sample needle 7 to rotate in a cleaning tank in the cleaning tank assembly 1, and the cleaning efficiency and the cleaning effect of the sample needle 7 are accelerated through the combination of the circumferential piezoelectric ceramic 2 and the tubular cleaning tank.

The above description is not intended to limit the utility model to the particular embodiments disclosed, but to limit the utility model to the particular embodiments disclosed, as variations, modifications, additions or substitutions within the spirit and scope of the utility model as disclosed in the accompanying claims.

Claims (9)

1. Be used for abluent circumference transmission ultrasonic cleaning device of sample needle, its characterized in that: the cleaning tank comprises a cleaning tank assembly (1), wherein a piezoelectric ceramic piece (2) is fixed on the cleaning tank assembly (1), a contact pin opening (6) is fixed and communicated with the upper end of the cleaning tank assembly (1), and a liquid inlet (5) and a liquid outlet (3) are respectively fixed and communicated with the upper end and the lower end of the cleaning tank assembly (1); the piezoelectric ceramic piece (2) is connected with the ultrasonic generator through cable connecting wires in a conducting way; the upper end of the cleaning tank assembly (1) is communicated with a pin opening (6), and a sample pin (7) is inserted into the pin opening (6).

2. A circumferentially emitting ultrasonic cleaning device for sample needle cleaning according to claim 1, characterized in that: a cleaning tank is formed in the cleaning tank assembly (1).

3. A circumferentially emitting ultrasonic cleaning device for sample needle cleaning according to claim 2, characterized in that: the outer walls of the liquid inlet (5) and the liquid outlet (3) are provided with sealing threads.

4. A circumferentially-emitted ultrasonic cleaning apparatus for sample needle cleaning according to claim 3, wherein: a liquid outlet (3) at the lower end of the inner wall of the cleaning tank assembly (1) is provided with a flow guide surface (4).

5. A circumferentially-emitted ultrasonic cleaning apparatus for sample needle cleaning as defined in claim 4 wherein: the connection parts of the liquid inlet (5) and the liquid outlet (3) are provided with valves.

6. A circumferentially emitting ultrasonic cleaning device for sample needle cleaning according to claim 1, characterized in that: the cleaning tank is characterized in that a cleaning tank is formed between the cleaning tank assembly (1) and the piezoelectric ceramic piece (2), the cleaning tank assembly (1) comprises a top cover (8) and a bottom cover (11), the piezoelectric ceramic piece (2) is fixed between the top cover (8) and the bottom cover (11), a liquid inlet (5) and a pin opening (6) are formed in the top cover (8) in a communicating mode, and a flow guide surface (4) is formed in the upper end of the inner wall of the top cover (8).

7. A circumferentially-emitted ultrasonic cleaning apparatus for sample needle cleaning as defined in claim 6 wherein: the lower extreme intercommunication of bottom (11) is provided with liquid outlet (3), and the outer wall of bottom (11) is provided with location knot (12), and the lower extreme of bottom (11) inner wall is provided with guide surface (4).

8. A circumferentially-emitted ultrasonic cleaning apparatus for sample needle cleaning as defined in claim 6 wherein: a baffle (10) is arranged in the bottom cover (11), a plurality of liquid passing holes (13) are formed in the baffle (10), a needle penetrating hole (14) is formed in the center of the baffle (10), and a needle fixing valve (9) is inserted into the needle penetrating hole (14).

9. A circumferentially emitting ultrasonic cleaning device for sample needle cleaning as claimed in claim 8, wherein: the needle fixing valve (9) is made of elastic materials, and the needle tip of the sample needle (7) is attached to the needle fixing valve (9).