High-flux non-contact ultrasonic crusher driven by fluid to rotate

Abstract

The utility model provides a high-flux non-contact ultrasonic crusher driven by fluid to rotate, which is provided with an annular groove, and liquid discharged from the interior of the annular groove relatively acts with a bracket baffle at the bottom of a disc-shaped bracket, so that the disc-shaped bracket is driven by the fluid to rotate relative to the annular groove, and ultrasonic treatment is carried out in the annular groove. According to the invention, batch samples are rotated in the annular ultrasonic field, so that the batch samples can be ultrasonically crushed under the same condition, the treatment condition is homogenized, the sample treatment capacity requirement is met, the consistency of sample crushing results is improved, and the treatment efficiency is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to ultrasonic treatment device technical field, concretely relates to a fluid drive rotation's high throughput non -contact type ultrasonic disrupter. BACKGROUND

[0002] Mechanical drive technology is widely used in ultrasonic disrupter, when ultrasonic disrupter needs to handle multiple sample test tubes simultaneously, to ensure that each sample test tube sound field consistency, need to move each sample test tube position in a certain area, currently, the traditional mechanical drive method in ultrasonic disrupter is mainly relying on motor drive gear, then through transmission shaft drive sample test tube support and each sample test tube moves.

[0003] For the traditional mechanical drive device in non -contact ultrasonic disrupter, mainly exist driving structure complex, structure has certain mechanical failure rate etc. problems. UTILITY MODEL CONTENTS

[0004] To solve the above problem, the utility model provides a fluid drive high throughput non -contact type ultrasonic disrupter, make the sample to be handled rotate uniformly in annular water tank, make batch sample to be in the same intensity ultrasonic field environment and break up, can reduce the number of rotating parts, and then simplify the drive structure, to reduce the mechanical failure rate of structure, to complete the utility model.

[0005] The utility model discloses a fluid drive rotation's high throughput non -contact type ultrasonic disrupter, which is provided with an annular groove, and the liquid outlet in the annular groove and the bottom support baffle of the disc type support are opposite to each other, so that the disc type support is driven to rotate relative to the annular groove.

[0006] A sample containing part is arranged on the disc type support. The sample containing part extends downward into the annular groove and is below the liquid level.

[0007] The utility model has the following beneficial effects:

[0008] (1) The fluid drive rotation's high throughput non -contact type ultrasonic disrupter in the utility model can make batch sample rotate in the annular ultrasonic field, so that the batch sample can be ultrasonically broken under the same condition, the processing condition is uniformized, the consistency of sample breaking result is improved, and the processing efficiency is greatly improved.

[0009] (2) The water flow driven disc type support structure of the utility model has ingenious structure design, is easy to realize, simplifies the mechanical driving structure, reduces the mechanical failure rate, is convenient to use, is beneficial to popularization and use in scientific research production, and meets user demand. BRIEF DESCRIPTION OF DRAWINGS

[0010] Figure 1 An appearance structure schematic diagram of a fluid driven rotation high-throughput non-contact ultrasonic crusher is shown.

[0011] Figure 2 An internal structure schematic diagram of a fluid driven rotation high-throughput non-contact ultrasonic crusher is shown.

[0012] Figure 3 An angle alpha between the liquid column of the liquid inlet pipe 3 and the support baffle 7 is shown.

[0013] BRIEF DESCRIPTION OF DRAWINGS

[0014] 1 - annular groove;

[0015] 101 - annular tooth;

[0016] 2 - annular tooth focusing groove;

[0017] 3 - water inlet pipe;

[0018] 4 - water outlet pipe;

[0019] 5 - circular bottom plate;

[0020] 6 - disc type support;

[0021] 601 - detent;

[0022] 7 - support baffle;

[0023] 8 - sample containing part;

[0024] 9 - rotating shaft;

[0025] 10 - bearing;

[0026] 11 - bearing seat;

[0027] 12 - test tube cover;

[0028] 1201 - fixed part;

[0029] 13 - annular groove inner wall;

[0030] 14 - annular groove outer wall;

[0031] 17 - sealing ring;

[0032] 18 - vibration isolation gasket. DETAILED DESCRIPTION

[0033] The utility model will be explained in detail through the specific implementation, and the characteristics and advantages of the utility model will become more clear and explicit with these explanations.

[0034] The fluid-driven rotating high-throughput non-contact ultrasonic disruptor in the utility model rationally designs the support baffle and waterway, uses the impact force of water flow on the support baffle to make the disc-shaped support carrying the sample to be ultrasonically treated rotate, carries the sample to rotate in the annular water tank, makes the sample break under the same ultrasonic intensity, ensures that the sample breaking result consistency is improved while high-throughput ultrasonic breaking is carried out, and the processing efficiency is greatly improved. In addition, the mechanical driving structure provided by the utility model is more simplified, the rotating parts are reduced, and the mechanical failure rate is reduced.

[0035] The utility model provides a kind of fluid-driven rotating high-throughput non-contact ultrasonic disruptor, it is provided annular groove 1, and the liquid outlet in annular groove 1 and disc-shaped support 6 bottom support baffle 7 opposite effect, realize fluid-driven disc-shaped support 6 relative annular groove 1 rotation.Ultrasonic is carried out in annular groove 1.

[0036] Sample containing portion 8 is arranged, and it is placed on disc-shaped support 6.Sample containing portion 8 extends downward into annular groove 1, and is below liquid level to carry out ultrasonic treatment.Preferably, the bottom of sample containing portion 8 is two-thirds to three-quarters upward, and the sample in sample containing portion 8 is completely in ultrasonic environment.Sample containing portion 8 contains sample to be ultrasonically treated, and preferably, sample containing portion 8 contains liquid.

[0037] Disc-shaped support 6 is disc-shaped, stepped cylindrical or stepped circular platform, and is arranged on the top of annular groove 1, preferably covering the top of annular groove 1.

[0038] Support baffle 7 is fixed at one end of the bottom of disc-shaped support 6, and extends to the inside of annular groove 1.Support baffle 7 is planar baffle or curved baffle, and the largest area of support baffle 7 is opposite to the direction of liquid outlet in annular groove 1, so that liquid outlet impacts support baffle 7 and provides driving force.A plurality of support baffles 7 are arranged, preferably, support baffles 7 are arranged in a plurality of circles from outside to inside at the bottom of disc-shaped support 6, preferably in two circles, to provide sufficient driving force for the rotation of disc-shaped support 6.Preferably, the geometric center of support baffle 7 is arranged to form a plurality of circumferences, and the center of the circumference is coaxial with disc-shaped support 6.

[0039] A plurality of holes are arranged on the disc-shaped support 6 corresponding to the annular groove 1 below, and the sample accommodating part 8 is placed in the hole. According to the characteristics of the sample to be processed, a plurality of disc-shaped supports 6 are arranged, and the size and shape of the hole are adjusted. The material of the disc-shaped support 6 is preferably 3D printing material, such as white resin, nylon, etc.

[0040] The sample accommodating part 8 is a sample container, such as a glass test tube, a centrifuge tube (such as a PCR centrifuge tube), a sample tank, etc.

[0041] The disc-shaped support 6 is fixedly connected or detachably connected to the rotating shaft 9 at the center position, the rotating shaft 9 is connected to the bearing 10 at the outer circumference, and the bearing 10 is arranged in the bearing seat 11 and can be connected in relative rotation. The bearing 10 is interference fit or clearance fit with the rotating shaft 9. The bearing seat 11 is clearance fit with the bearing 10. The bearing 10 is preferably an angular contact ball bearing, and more preferably a back-to-back angular contact ball bearing. The bearing seat 11 is fixed at the center position of the circular bottom plate 5 where the annular groove 1 is located. The center of the bearing seat 11 coincides with the center of the circular bottom plate 5. Preferably, a vibration isolation sheet 18 is arranged at the contact position of the bearing 10 and the bearing seat 11 to ensure the cooperation of the bearing 10 and the bearing seat 11 and reduce the impact between them. As shown in Figure 2

[0042] The rotating shaft 9 is preferably made of metal, such as stainless steel, aluminum alloy, etc. The bearing seat 11 is preferably made of metal, such as stainless steel, aluminum alloy, etc.

[0043] Preferably, a test tube cover 12 is arranged near the upper part of the disc-shaped support 6 to cover the hole. After the sample accommodating part 8 is placed, the test tube cover 12 can cover the top of the sample accommodating part 8 to prevent the sample accommodating part 8 from falling off the disc-shaped support 6. Preferably, the lower surface of the test tube cover 12 is in contact with the sample accommodating part 8. The test tube cover 12 is preferably made of 3D printing light material, such as white resin, nylon, etc.

[0044] The disc-shaped support 6 is provided with a clamping position 601 for fixing the test tube cover 12. The clamping position is a protrusion, a recess or a gap on the disc-shaped support 6, and a fixing part 1201 corresponding to the protrusion, the recess or the gap is arranged at the corresponding position of the test tube cover 12, for example, as shown in Figure 2 The protrusion on the disc-shaped support 6 enters the back of the protrusion at the corresponding position of the test tube cover 12 to fix it, the recess of the test tube cover 12 enters the recess at the corresponding position of the disc-shaped support 6 to fix it, and the fixing part 1201 of the test tube cover 12 enters the gap at the corresponding position of the disc-shaped support 6 to fix it.

[0045] A plurality of liquid inlet pipes 3 and a plurality of liquid outlet pipes 4 are arranged on the inner bottom wall of the annular groove 1. The medium liquid enters from the liquid inlet pipe 3, impacts the support baffle 7, and flows out from the liquid outlet pipe 4 when the liquid surface in the annular groove 1 reaches the height of the liquid outlet pipe 4.​

[0046] The liquid inlet pipe 3 is formed by extending upwardly from the bottom wall in a straight line or a curve, and the water outlet is directed toward the support baffle 7. The angle a between the liquid outlet column of the liquid inlet pipe 3 and the support baffle 7 is not equal to zero degrees, and is preferably 15°-135°, and more preferably 45°-120°. The angle a between the liquid outlet column of the liquid inlet pipe 3 and the support baffle 7 is the angle between the half of the support baffle 7 below the intersection of the central axis of the liquid outlet column of the liquid inlet pipe 3 and the largest area of the surface of the support baffle 7, and the central axis of the liquid outlet column of the liquid inlet pipe 3, as shown in the figure. The liquid inlet pipe 3 does not contact the support baffle 7. Figure 3

[0047] The liquid outlet pipe 4 is formed by extending upwardly from the inner bottom wall of the annular groove 1 in a straight line or a curve, and the height of the liquid outlet pipe 4 relative to the inner bottom wall of the annular groove 1 determines the liquid level in the annular groove 1.

[0048] The ratio of the thickness to the outer diameter of the liquid inlet pipe 3 and the liquid outlet pipe 4 is 2:(1-20), preferably 2:(3-16), and more preferably 2:(5-12). Within the above range of the ratio of the thickness to the outer diameter of the liquid inlet pipe 3 and the liquid outlet pipe 4, the working strength and the weight of the water pipe are considered.

[0049] The liquid outlet direction of the liquid inlet pipe 3 is the same as the liquid inlet direction of the adjacent liquid outlet pipe 4. The liquid outlet direction of the liquid inlet pipe 3 is 0 with respect to the liquid inlet direction of the liquid outlet pipe 4, so that the directions of the forces of the liquid inlet and the liquid outlet on the support baffle 7 are the same, and the disc-type support 6 is better driven to rotate.

[0050] Preferably, the liquid inlet pipe 3 or the liquid outlet pipe 4 is arranged on the circumference of the circle whose vertical projection on the inner bottom wall of the annular groove 1 is formed by the geometric center points of the support baffles 7.

[0051] Preferably, the circumferences of the liquid inlet pipe 3 and the liquid outlet pipe 4 are alternately arranged.

[0052] The material of the liquid inlet pipe 3 and the liquid outlet pipe 4 is not specifically limited in the utility model, and any material that can complete the functions of the liquid inlet pipe 3 and the liquid outlet pipe 4 can be used, such as metal materials, such as stainless steel, aluminum alloy, etc.

[0053] ​In an optimal embodiment of the utility model, the support baffle 7 is arranged in two circles from outside to inside at the bottom of the disc type support 6, preferably, the inclination direction of the outer ring support baffle 7 is consistent with the inclination direction of the inner ring support baffle 7. The liquid inlet pipe 3 is arranged on the inner bottom wall of the annular groove 1 corresponding to the outer ring support baffle 7, and the liquid outlet pipe 4 is arranged on the inner bottom wall of the annular groove 1 corresponding to the inner ring support baffle 7. After the liquid in the annular groove 1 forms a stable flow state, the liquid column of the liquid inlet pipe 3 impacts the outer ring support baffle 7, the liquid flows out of the liquid outlet pipe 4, and the inner ring support baffle 7 is impacted, so that the force of the liquid on the support baffle 7 is increased. That is, the liquid column of the liquid inlet pipe 3 impacts and drives the outer ring support baffle 7 and the inner ring support baffle 7 to rotate.

[0054] The sealing ring 17 is arranged between the liquid inlet pipe 3 or the liquid outlet pipe 4 and the bottom wall of the annular groove 1 to ensure the sealing of the liquid inlet pipe 3 or the liquid outlet pipe 4 and the bottom wall of the annular groove 1.

[0055] The inner bottom wall of the annular groove 1 is annular disc-shaped. The outer boundary of the inner bottom wall of the annular groove 1 extends vertically upward to form an annular groove outer wall 14, and the inner side of the annular groove outer wall 14 is provided with an annular groove inner wall 13, and the diameter of the annular groove inner wall 13 is smaller than the diameter of the annular groove outer wall 14. Preferably, the annular groove inner wall 13 is coaxially arranged with the annular groove outer wall 14. The annular groove outer wall 14, the annular groove inner wall 13 and the inner bottom wall of the annular groove 1 form the annular groove 1. The inner bottom wall of the annular groove 1 is fixedly connected or detachably connected to the circular bottom disc 5.

[0056] The annular groove 1 stores a liquid medium, such as water, which is used to transmit ultrasonic waves and can be circulated to cool the sample and the ultrasonic environment.

[0057] The utility model does not make specific limitation on the material of the annular groove 1, and any material that can realize the function of the utility model can be used, such as metal materials, such as stainless steel, aluminum alloy, etc.

[0058] In an optimal embodiment of the utility model, a plurality of annular teeth 101 are arranged in the annular groove 1, and are arranged in the radial direction of the annular groove 1, preferably at equal intervals, preferably containing 2-4 annular teeth, and adjacent two annular teeth 101 form an annular tooth groove for accommodating the sample accommodating part 8. Preferably, the annular tooth 101 is coaxially arranged with the inner bottom wall of the annular groove 1.

[0059] The bottom of the annular tooth groove coincides with or maintains a gap with the inner bottom wall of the annular groove 1, which is selected according to the application requirement. When the bottom of the annular tooth groove maintains a gap with the inner bottom wall of the annular groove 1, the gap is greater than 0.5mm, preferably 1-10mm, more preferably 1-5mm.

[0060] The sample accommodating part 8 keeps a gap with the annular tooth 101 and the bottom of the annular tooth groove, preferably, the gap is more than 1mm, preferably 1-10mm, more preferably 2mm. The distance between the bottom of all sample accommodating parts 8 and the bottom of the annular tooth groove is the same.

[0061] Preferably, the ratio of the height of the annular tooth 101 to the distance between the centers of two adjacent annular teeth is 25:(10-50), preferably 25:(11-30), more preferably 25:(12.5-15). A large number of experiments prove that the annular tooth 101 can produce a good focusing ultrasonic intensity under this ratio condition.

[0062] In a preferred embodiment of the utility model, two annular teeth 101 are arranged inside the annular groove 1 to form an annular tooth focusing groove 2, and the sample accommodating part 8 is arranged inside the annular tooth focusing groove 2.

[0063] An ultrasonic transducer is arranged close to the lower part of the circular base plate 5 at the center position of the circular base plate 5, and the ultrasonic transducer is coaxially arranged with the circular base plate 5 and fixedly connected or detachably connected with the circular base plate 5. The ultrasonic wave generated by the ultrasonic transducer is transmitted to the inside of the annular groove 1 along the circular base plate 5 to realize ultrasonic.

[0064] The thickness and diameter ratio of the circular base plate 5 is 5:(200-600), preferably 5:(300-580), more preferably 5:(380-565). Within the above thickness and diameter ratio range of the circular base plate 5, the circular base plate 5 is more likely to produce resonance, which is conducive to the propagation of ultrasonic, improves the ultrasonic intensity inside the annular groove 1, and especially improves the ultrasonic intensity of the annular tooth focusing groove 2.

[0065] The radial position of the sample accommodating part 8 on the disc type support 6 is arranged vertically on the ultrasonic wave reflection circle of the inside bottom wall of the annular groove 1, and the radial position of the disc type support 6 is projected on the ultrasonic wave reflection circle, so that the ultrasonic vibration displacement of the sample accommodating part 8 is maximized.

[0066] The utility model also provides a method for sample ultrasonic by using the high-throughput non-contact ultrasonic crusher driven by the fluid, and the method specifically comprises the following steps:

[0067] Step 1, liquid medium is injected into the annular groove 1, and the liquid medium fills the whole annular groove 1; the liquid medium is a medium that can be stable in physical and chemical properties during ultrasonic, such as water.

[0068] Step 2, the sample accommodating part 8 and the disc type support 6 are selected according to the sample to be treated.

[0069] Step 3, the liquid medium sample is placed in the sample holding part 8, after sealing, the sample holding part 8 is placed on the disc type support 6, and then the test tube cover 12 is placed on the sample holding part 8;

[0070] Step 4, water is supplied to the liquid inlet pipe 3, and the liquid outlet pipe 4 is opened, the water flow drives the disc type support 6 to rotate, and carries the sample holding part 8 and the test tube cover 12 to rotate at a constant speed, and the sample ultrasonic is completed.

[0071] The high-throughput non-contact ultrasonic crushing instrument for fluid-driven rotation provided by the utility model utilizes the liquid inlet pipe to drive the disc type support 6 carrying the sample to rotate at a constant speed relative to the annular groove 1. The mechanical structure is simplified, the ultrasonic conditions of the sample are consistent and controllable, multiple and various samples can be processed at the same time, the processing efficiency is high, and various requirements in use can be met.

[0072] The utility model is described in detail above in combination with specific embodiments and drawings, but these descriptions cannot be understood as the limitation of the utility model. Those skilled in the art understand that the technical scheme and the implementation mode of the utility model can be replaced, modified or improved in many ways without deviating from the spirit and scope of the utility model, and these all fall within the scope of the utility model. The protection scope of the utility model is subject to the appended claims.

Claims

1. A high throughput non-contact ultrasonic disrupter driven by fluid rotation, which is provided with an annular groove (1), characterized in that, The liquid in the annular groove (1) acts on the baffle (7) at the bottom of the disc-shaped support (6) to drive the disc-shaped support (6) to rotate relative to the annular groove (1), Ultrasonic is performed in the annular groove (1).

2. The ultrasonic disrupter of claim 1, wherein, A sample container (8) is arranged on the disc-shaped support (6) and extends downward into the annular groove (1) below the liquid level, The bottom of the sample container (8) is located below the liquid level by two-thirds to four-thirds of the height of the sample container (8).

3. The ultrasonic disrupter of claim 1, wherein, The disc-shaped support (6) is disc-shaped, stepped cylindrical or stepped conical, arranged at the top of the annular groove (1) and covers the top of the annular groove (1).

4. The ultrasonic disrupter of claim 1, wherein, The baffle (7) is fixed at one end to the bottom of the disc-shaped support (6) and extends to the inside of the annular groove (1) at the other end, The baffle (7) is a planar baffle or a curved baffle, and the largest area of the baffle is opposite to the direction of the liquid in the annular groove (1) to make the liquid impact the baffle (7), A plurality of baffles (7) are arranged, The baffles (7) are arranged in a plurality of circles from outside to inside at the bottom of the disc-shaped support (6), and the inclination direction of the outer circle baffles (7) is consistent with the inclination direction of the inner circle baffles (7), The geometric centers of the baffles (7) are arranged to form a plurality of circles, and the centers of the circles are coaxial with the disc-shaped support (6).

5. The ultrasonic disrupter of claim 1, wherein, A plurality of holes are arranged on the disc-shaped support (6) corresponding to the annular groove (1) below, and the sample container (8) is arranged in the holes.

6. The ultrasonic disrupter of claim 1, wherein, A rotating shaft (9) is fixedly connected or detachably connected to the center of the disc-shaped support (6), the outer periphery of the rotating shaft (9) is connected with a bearing (10), the bearing (10) is arranged in a bearing seat (11) and is relatively rotatable, The bearing (10) is interference fit or clearance fit with the rotating shaft (9), The bearing seat (11) is clearance fit with the bearing (10), The bearing (10) is an angular contact ball bearing, The bearing seat (11) is fixed at the center of a circular base plate (5) on which the annular groove (1) is arranged, The center of the bearing seat (11) coincides with the center of the circular base plate (5), A vibration isolation sheet (18) is arranged at the contact position of the bearing (10) and the bearing seat (11) to ensure the fit of the bearing (10) and the bearing seat (11).

7. The ultrasonic disrupter of claim 1, wherein, A test tube cover (12) is arranged above the disc-shaped support (6) to cover the holes, The lower surface of the test tube cover (12) is in contact with the sample container (8), The disc-shaped support (6) is provided with a clamping position (601) for fixing the test tube cover (12), the clamping position is a protrusion, a recess or a notch on the disc-shaped support (6), and a fixing part (1201) corresponding to the protrusion, the recess or the notch is arranged on the test tube cover (12).

8. The ultrasonic disrupter of claim 1, wherein, A plurality of liquid inlet pipes (3) and a plurality of liquid outlet pipes (4) are arranged on the inner bottom wall of the annular groove (1), the liquid inlet pipe (3) extends upward from the inner bottom wall of the annular groove (1) in a straight line or a curve to form a liquid inlet pipe, and the outlet is directed to the baffle (7), The angle α between the liquid column of the liquid inlet pipe (3) and the baffle (7) is 15°-135°, The liquid outlet pipe (4) is formed by extending the inner bottom wall of the annular groove (1) upward in a straight line or a curve, The liquid inlet direction of the liquid inlet pipe (3) is the same as the liquid inlet direction of the adjacent liquid outlet pipe (4), The liquid inlet pipe (3) or the liquid outlet pipe (4) is arranged on the circumference formed by the geometric center points of the support baffles (7) and is vertically projected on the circumference of the inner bottom wall of the annular groove (1), The circumference of the liquid inlet pipe (3) and the circumference of the liquid outlet pipe (4) are alternately arranged.

9. The ultrasonic disrupter of claim 8, wherein, The angle α between the liquid outlet column of the liquid inlet pipe (3) and the support baffle (7) is 45°-120°.

10. The ultrasonic disrupter of claim 8, wherein, The liquid inlet pipe (3) is arranged on the inner bottom wall of the annular groove (1) corresponding to the outer ring support baffle (7), and the liquid outlet pipe (4) is arranged on the inner bottom wall of the annular groove (1) corresponding to the inner ring support baffle (7), A plurality of annular teeth (101) are arranged in the annular groove (1), and are arranged at equal intervals in the radial direction of the annular groove (1), and adjacent two annular teeth (101) form an annular tooth groove for accommodating a sample accommodating part (8), The radial position of the sample accommodating part (8) on the disc type support (6) is vertically projected on the disc type support (6) in the radial direction of the annular groove (1).

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