Sample container positioning mechanism of ultrasonic cleaner

Abstract

The utility model provides a sample container positioning mechanism of an ultrasonic cleaner, which belongs to the technical field of ultrasonic cleaner appliances and comprises a positioning table, a loop bar is in threaded connection with the outside of first lead screws, the two first lead screws are symmetrically and fixedly mounted on the inner side wall of a sound insulation cover respectively, and the outer side wall of an output shaft of a motor is sleeved with a first gear. When the ultrasonic cleaner is used, the two first lead screws in threaded connection drive the sound insulation cover to move, the sound insulation cover is moved away from the positioning table, then a sample container of the ultrasonic cleaner is fixed to the positioning table through the two positioning bases, then the sound insulation cover is moved to the positioning table, and the sound insulation effect is achieved through the sound insulation cover; the noise generated in the machining process of the ultrasonic cleaner is prevented from affecting the surrounding environment, the operation process is more convenient by moving the sound insulation cover, and therefore convenience is brought to the operation process of related personnel.

Description

Technical Field

[0001] The utility model belongs to the technical field of ultrasonic cleaning tools, and in particular relates to a sample container positioning mechanism for an ultrasonic cleaning device. Background Art

[0002] Ultrasonic cleaners are instruments used to remove pollutants. They use transducers to convert the sound energy of a high-power ultrasonic frequency source into mechanical vibrations to clean items. They are widely used in industry, national defense, biomedicine, etc. In order to ensure the stability of the cleaning process, the sample container is usually fixed during use to ensure the cleaning effect.

[0003] The related technology (publication number: CN211914816U) discloses a sample container fixing device for an ultrasonic cleaner, and the disclosed technical solution is as follows: because the upper surface of the fixed bottom plate is symmetrically provided with limited slots on the left and right sides, the limited slots facilitate the rightward movement and adjustment of the left and right vertical plates, because two groups of positioning blocks are installed, and the upper end surfaces of the two groups of positioning blocks are welded with threaded rods, the threaded rods are meshed with the fastening nut seats, and the lower end surfaces of the fastening nut seats are installed with gaskets, this design facilitates the fixing and positioning of the left and right vertical plates, because the annular side surface of the telescopic rod is meshed with an adjusting nut, and the left end surface of the telescopic rod is welded with a reinforcing sheet, the adjusting nut facilitates the adjustment of the length of the telescopic rod, and the reinforcing sheet can effectively position and fix the fixed bottom plate, the utility model has a reasonable structure and a good clamping and fixing effect, and avoids shaking of the sample container during ultrasonic cleaning;

[0004] In the above disclosed technical solutions, it is found that the related technologies have the following problems: the ultrasonic cleaner will generate noise of about 60 decibels during the cleaning process. In order to reduce the impact of the noise on some relatively quiet environments, we propose a new sample container positioning mechanism for the ultrasonic cleaner;

[0005] It should be noted that the information disclosed in the above background technology section is only used to enhance the understanding of the background technology section of this application, and therefore may include prior art information that does not constitute known to ordinary technicians in the field. Utility Model Content

[0006] The utility model aims to solve at least one of the technical problems existing in the prior art or related technology. In order to solve the problem of noise isolation in the above-mentioned prior art, the utility model provides a sample container positioning mechanism of an ultrasonic cleaner, which adopts an adjustable soundproof cover mechanism combined with a positioning mechanism to achieve the effect of reducing noise. The specific technical solution is:

[0007] A sample container positioning mechanism for an ultrasonic cleaner comprises a positioning platform, on which a positioning mechanism for fixing a sample container is arranged, a soundproof cover is sleeved on the outside of the positioning mechanism, a sleeve rod is symmetrically rotatably connected to the side wall of the positioning platform, the sleeve rod is threadedly connected to the outside of a first lead screw, two of the first lead screws are symmetrically fixedly mounted on the inner side wall of the soundproof cover, the outsides of the two sleeve rods are sleeved with pulleys, the outsides of the two pulleys are sleeved with transmission belts, a motor is fixedly mounted on the side wall of the positioning platform, a first gear is sleeved on the outer side wall of the motor output shaft, a second gear is sleeved on the outer side wall of one of the sleeve rods, and the second gear is meshed with the first gear.

[0008] In addition, the sample container positioning mechanism of an ultrasonic cleaner in the above technical solution provided by the utility model may also have the following additional technical features:

[0009] In the above technical solution, the side walls of the positioning platform are symmetrically fixed with guide plates, the side walls of the guide plates are fixed with guide rods via symmetrical mounting plates, the outer side walls of the guide rods are slidably connected with guide seats, and the two guide seats are symmetrically fixedly mounted on the two side walls of the sound insulation cover.

[0010] The positioning mechanism includes two positioning seats, and the two positioning seats are fixedly connected to a moving seat through a connecting rod respectively. The two moving seats are symmetrically threadedly connected to the outside of the second screw, and the second screw is rotatably connected to the inner cavity of the positioning platform. The side wall of the positioning platform is provided with a sliding groove, and the connecting rod is slidably connected to the inner wall of the sliding groove.

[0011] The outer portion of the second lead screw is sleeved with a first bevel gear, the inner cavity of the positioning platform is rotatably connected with a movable shaft, the outer side wall of the movable shaft is sleeved with a second bevel gear, and the second bevel gear is meshed with the first bevel gear.

[0012] A stabilizing rod is fixedly installed in the inner cavity of the positioning platform, and the two moving seats are symmetrically and slidingly connected to the outer side walls of the stabilizing rod.

[0013] A backing plate is fixedly mounted on the side wall of the positioning seat, and the backing plate is an elastic body.

[0014] The side walls of the positioning platform are evenly and fixedly mounted with supporting legs.

[0015] Compared with the prior art, the sample container positioning mechanism of the ultrasonic cleaner of the utility model has the following beneficial effects:

[0016] 1. When in use, the output shaft of the motor drives the first gear on the outer surface to rotate, so that the two threaded first lead screws drive the sound insulation cover to move, remove the sound insulation cover from the positioning table, and then fix the sample container of the ultrasonic cleaner on the positioning table through two positioning seats, and then move the sound insulation cover to the positioning table. The sound insulation cover has a sound insulation effect to prevent the noise generated during the processing of the ultrasonic cleaner from affecting the surrounding environment. The movement of the sound insulation cover makes the operation process more convenient, thereby bringing convenience to the operation process of relevant personnel.

[0017] 2. In the process of the two first screws driving the sound insulation cover to move, the two side surfaces of the sound insulation cover respectively drive the two guide seats to slide on the outer surfaces of the two guide rods. The sliding cooperation between the guide seats and the guide rods on both sides ensures the stability of the position adjustment process of the sound insulation cover, thereby ensuring the sealing of the sound insulation cover.

[0018] 3. When fixing the sample container, rotate the second lead screw so that the two moving seats drive the two connecting rods to slide relative to each other in contact with the inner wall of the slide groove, so that the two positioning seats move relative to each other, thereby fixing the sample container on the positioning table, ensuring the stability of the ultrasonic cleaning process. By adjusting the distance between the positioning seats, sample containers of different specifications can be fixed, thereby bringing convenience to the operation process of relevant personnel.

[0019] 4. When adjusting the two positioning seats to fix the sample container, rotate the part of the movable shaft extending outside, so that the movable shaft drives the second bevel gear located inside the positioning table to rotate, so that the first bevel gear meshing with the second bevel gear rotates, so that the first bevel gear drives the second lead screw to rotate, so that the two movable seats respectively drive the two positioning seats to move relative to each other, thereby fixing the sample container on the positioning table, making the operation process more convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a structural schematic diagram of a sample container positioning mechanism of an ultrasonic cleaner of the utility model;

[0021] Figure 2 This is a structural cross-sectional view of a sample container positioning mechanism of an ultrasonic cleaner of the utility model;

[0022] Figure 3 for Figure 2 A local enlarged view of point A;

[0023] in, Figures 1 to 3The correspondence between the figure marks and the component names is: 1-positioning table, 2-soundproof cover, 3-sleeve rod, 4-first screw, 5-movable shaft, 6-movable seat, 7-positioning seat, 8-second bevel gear, 9-first bevel gear, 10-guide plate, 11-guide rod, 12-guide seat, 13-mounting plate, 14-second screw, 15-slide, 16-stabilizing bar, 17-second gear, 18-pulley, 19-transmission belt, 20-motor, 21-first gear, 22-pad, 23-connecting rod, 24-leg. DETAILED DESCRIPTION

[0024] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0025] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways different from those described herein. Therefore, the protection scope of the present invention is not limited to the specific embodiments disclosed below.

[0026] The following is a combination of specific implementation cases and attached Figure 1-3 The present invention is further described below, but the present invention is not limited to these embodiments.

[0027] Example 1

[0028] A sample container positioning mechanism for an ultrasonic cleaner, such as Figure 1-Figure 3As shown, it includes a positioning platform 1, on which a positioning mechanism for fixing a sample container is provided. After the sample container is placed on the positioning platform 1, it is fixed by the positioning mechanism. A soundproof cover 2 is provided on the outside of the positioning mechanism. After the sample container is fixed by the positioning mechanism, the soundproof cover 2 is covered on the outside to achieve a soundproofing effect. The side wall of the positioning platform 1 is symmetrically rotatably connected with a sleeve rod 3. Bearings are symmetrically embedded and installed on the upper surface of the positioning platform 1 and on both sides of the positioning mechanism. Two sleeve rods 3 are respectively embedded and installed in the inside of two bearings, so that the two sleeve rods 3 rotate parallel to each other on the upper surface of the positioning platform 1. The sleeve rod 3 is threadedly connected to the outside of the first lead screw 4. The two first lead screws 4 are symmetrically fixed on the inner wall of the soundproof cover 2. The two sleeve rods 3 are respectively embedded and installed in the inside of the two bearings. The upper ends of the first lead screws 4 are vertically fixed on the inner surface of the soundproof cover 2 in parallel with each other, and the lower ends of the two first lead screws 4 are respectively connected to the threaded holes inside the two sleeve rods 3, so that the first lead screws 4 move up and down when the sleeve rod 3 rotates, and the outer sides of the two sleeve rods 3 are sleeved with pulleys 18, and the outer sides of the two pulleys 18 are sleeved with transmission belts 19. The two pulleys 18 are respectively fixedly sleeved on the outer surfaces of the two sleeve rods 3 through the mounting holes opened in the center, so that the two sleeve rods 3 respectively drive the two pulleys 18 to rotate, and the two pulleys 18 rotate synchronously through the transmission belt 19. The side wall of the positioning platform 1 is fixedly installed with a motor 20, and the outer side wall of the output shaft of the motor 20 is sleeved with a first gear 21, and the outer side wall of a sleeve rod 3 is sleeved with a second gear 17, and the second gear 18 is sleeved with a second gear 17. 17 is meshed with the first gear 21, the second gear 17 is fixedly sleeved on the outer surface of one of the sleeve rods 3 through the central mounting hole, so that the sleeve rod 3 drives the second gear 17 to rotate, the motor 20 is fixed to the corresponding position of the sleeve rod 3 through the motor seat, the first gear 21 is fixedly sleeved on the outer surface of the output shaft of the motor 20 through the central mounting hole, so that the position of the motor 20 ensures that the first gear 21 is meshed with the second gear 17, the motor 20 is electrically connected to the external power supply through a wire, the output shaft of the motor 20 can be adjusted in forward and reverse rotation, and the purpose of reversal can be achieved by reversing the wiring of any two phases of the three-phase power supply line of the motor. When in use, the motor 20 is connected to the power supply so that the output shaft of the motor 20 drives the first gear 21 on the outer surface to rotate. , so that the second gear 17 meshing with the first gear 21 drives the corresponding sleeve rod 3 to rotate, so that the sleeve rod 3 drives the pulley 18 on the outer surface to rotate, so that the pulley 18 drives another pulley 18 to rotate through the transmission belt 19, so that the other sleeve rod 3 rotates along, so that the two sleeve rods 3 rotate synchronously, so that the two threaded first lead screws 4 drive the sound insulation cover 2 to move, and the sound insulation cover 2 is removed from the positioning platform 1, and then the sample container of the ultrasonic cleaner is fixed on the positioning platform 1 through the two positioning seats 7, and then the sound insulation cover 2 is moved to the positioning platform 1. The sound insulation cover 2 has a sound insulation effect, so as to prevent the noise generated during the processing of the ultrasonic cleaner from affecting the surrounding environment. The movement of the sound insulation cover 2 makes the operation process more convenient.This will bring convenience to the operation process of relevant personnel.

[0029] Among them, the side walls of the positioning platform 1 are symmetrically fixed with guide plates 10, and the two guide plates 10 are vertically fixed on the upper surface of the positioning platform 1 in parallel with each other. The two guide plates 10 are located at the edges of both sides of the sound insulation cover 2. The side walls of the guide plates 10 are fixed with guide rods 11 through symmetrical mounting plates 13. The two mounting plates 13 are vertically fixed on the surface of the guide plates 10 in parallel with each other. The two ends of the guide rods 11 are respectively vertically fixed on the opposite surfaces of the two mounting plates 13, so that the two guide rods 11 are fixed on the surfaces of the two guide plates 10 in parallel with each other, and the outer side walls of the guide rods 11 are slidably connected with the guide seat 1 2. The two guide seats 12 are movably sleeved on the outer surfaces of the two guide rods 11 through the through holes opened on the surfaces, so that the guide seats 12 slide on the outer surfaces of the guide rods 11. The two guide seats 12 are symmetrically fixedly installed on the two side walls of the sound insulation cover 2. In the process of the two first lead screws 4 driving the sound insulation cover 2 to move, the two side surfaces of the sound insulation cover 2 respectively drive the two guide seats 12 to slide on the outer surfaces of the two guide rods 11. The sliding cooperation between the guide seats 12 on both sides and the guide rods 11 ensures the stability of the position adjustment process of the sound insulation cover 2, thereby ensuring the sealing of the sound insulation cover 2.

[0030] It is worth mentioning that the positioning mechanism includes two positioning seats 7, and the two positioning seats 7 are fixedly connected to the moving seats 6 through the connecting rods 23 respectively. The two moving seats 6 are symmetrically threadedly connected to the outside of the second lead screw 14, and the second lead screw 14 is rotatably connected to the inner cavity of the positioning platform 1. A groove cavity is opened inside the positioning platform 1, and bearings are symmetrically embedded and installed on the inner walls of the two side surfaces of the groove cavity. The two ends of the second lead screw 14 are respectively embedded and installed in the two bearings, so that the second lead screw 14 can rotate inside the positioning platform 1. Two parts of external threads with opposite threads and the same pitch are symmetrically opened from the center position to both sides on the outer surface of the second lead screw 14. The two moving seats 6 are respectively connected to the two parts of the external threads by opening threaded through holes that penetrate the inner cavity, so that when the second lead screw 14 rotates, the two moving seats 6 move relative to or back to back to fit on the inner wall of the groove cavity of the positioning platform 1. A sliding groove 15 is opened on the side wall of the positioning platform 1, and a groove 15 is opened on the upper surface of the positioning platform 1 to connect with the inner wall of the positioning platform 1. The slide groove 15 is connected to the groove cavities, and the groove width of the slide groove 15 corresponds to the connecting rod 23, so that the connecting rod 23 is fitted on the inner wall of the slide groove 15 and slides, and the connecting rod 23 is slidably connected to the inner side wall of the slide groove 15, and the upper end of the connecting rod 23 slides with the positioning seat 7 fitted on the upper surface of the positioning platform 1, and the lower end of the connecting rod 23 slides with the moving seat 6 fitted on the inner wall of the groove cavity. When the sample container is fixed, it is placed between the two positioning seats 7, and then the second screw 14 is rotated, so that the two moving seats 6 drive the two connecting rods 23 to fit on the inner wall of the slide groove 15 and slide relatively, so that the connecting rod 23 drives the two positioning seats 7 to fit on the upper surface of the positioning platform 1 and move relatively, so that the two positioning seats 7 move relatively, thereby fixing the sample container on the positioning platform 1, ensuring the stability of the ultrasonic cleaner processing process, and different specifications of sample containers can be fixed by adjusting the distance between the positioning seats 7, thereby bringing convenience to the operation process of relevant personnel.

[0031] In addition, the outer part of the second lead screw 14 is sleeved with the first bevel gear 9, and the first bevel gear 9 is fixedly sleeved on the outer surface of the central position part of the outer surface of the second lead screw 14 without an external thread through the central mounting hole, so that the first bevel gear 9 rotates with the second lead screw 14, and the inner cavity of the positioning platform 1 is rotatably connected with a movable shaft 5, and a slot hole connected to the internal slot cavity of the positioning platform 1 is opened on the surface of the positioning platform 1, and a bearing is embedded in the slot hole, and the movable shaft 5 is embedded in the bearing, so that one end of the movable shaft 5 extends out of the outside of the positioning platform 1, and the other end of the movable shaft 5 extends to the inside of the slot cavity of the positioning platform 1, and the outer side wall of the movable shaft 5 is sleeved with the second bevel gear 8, and the second bevel gear 8 is connected to the first The bevel gears 9 are meshed with each other, and the mounting hole at the center of the second bevel gear 8 is fixedly sleeved on the outer surface of the movable shaft 5 located inside the positioning platform 1. The position of the movable shaft 5 ensures that the second bevel gear 8 is meshed with the first bevel gear 9. When adjusting the two positioning seats 7 to fix the sample container, the part of the movable shaft 5 extending outside is rotated, so that the movable shaft 5 drives the second bevel gear 8 located inside the positioning platform 1 to rotate, and the first bevel gear 9 meshed with the second bevel gear 8 is rotated, so that the first bevel gear 9 drives the second lead screw 14 to rotate, so that the two movable seats 6 respectively drive the two positioning seats 7 to move relative to each other, thereby fixing the sample container on the positioning platform 1, making the operation process more convenient.

[0032] In addition, a stabilizing rod 16 is fixedly installed in the inner cavity of the positioning platform 1, and the two movable seats 6 are symmetrically slidably connected to the outer side walls of the stabilizing rod 16. The two ends of the stabilizing rod 16 are respectively vertically fixed to the inner walls on both sides of the groove cavity of the positioning platform 1. The two movable seats 6 are respectively movably connected to the outer surface of the stabilizing rod 16 through through holes that penetrate the inner cavity. In the process of rotating the second screw 14 to allow the two movable seats 6 to adjust the distance between the two positioning seats 7 respectively, the movable seats 6 are simultaneously fitted on the outer surface of the stabilizing rod 16 and slide. The stability of the moving direction of the movable seat 6 is guaranteed by the stabilizing rod 16 parallel to the second screw 14, thereby ensuring the stability of the moving process of the positioning seat 7, and further ensuring the stability of the sample container.

[0033] Furthermore, a pad 22 is fixedly mounted on the side wall of the positioning seat 7. The pad 22 is an elastomer. The pad 22 made of the elastomer increases the friction between the contact surface of the positioning seat 7 and the sample container, thereby ensuring the stability of the sample container.

[0034] The side walls of the positioning platform 1 are evenly fixed with legs 24 , and a plurality of mutually parallel legs 24 are vertically fixedly installed on the lower surface of the positioning platform 1 . The positioning platform 1 is supported by the plurality of legs 24 , thereby ensuring the stability of the sample container.

[0035] The sample container positioning mechanism of the ultrasonic cleaner of the present embodiment has the following working principle: when in use, the motor 20 is connected to the power supply, so that the output shaft of the motor 20 drives the first gear 21 on the outer surface to rotate, so that the second gear 17 meshing with the first gear 21 drives the corresponding sleeve rod 3 to rotate, so that the sleeve rod 3 drives the pulley 18 on the outer surface to rotate, so that the pulley 18 drives another pulley 18 to rotate through the transmission belt 19, so that the other sleeve rod 3 rotates with it, so that the two sleeve rods 3 rotate synchronously, so that the two threaded first lead screws 4 drive the sound insulation cover 2 to move, and the sound insulation cover 2 is removed from the positioning platform 1, and then rotated to extend The part of the movable shaft 5 protruding outside causes the movable shaft 5 to drive the second bevel gear 8 located inside the positioning platform 1 to rotate, so that the first bevel gear 9 meshing with the second bevel gear 8 rotates, and the first bevel gear 9 drives the second lead screw 14 to rotate, so that the two movable seats 6 drive the two connecting rods 23 to slide relative to the inner wall of the slide groove 15, so that the connecting rod 23 drives the two positioning seats 7 to move relative to the upper surface of the positioning platform 1, so that the two positioning seats 7 move relative to each other, thereby fixing the sample container on the positioning platform 1, and then moving the sound insulation cover 2 onto the positioning platform 1, and covering the outside of the sample container with the sound insulation cover 2, and then processing it through an ultrasonic cleaner.

[0036] In the description of the present invention, the term "plurality" refers to two or more than two. Unless otherwise clearly defined, the orientation or positional relationship indicated by the terms "upper" and "lower" is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it cannot be understood as a limitation on the present invention. The terms "connection", "installation", "fixation", etc. should be understood in a broad sense. For example, "connection" can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected or indirectly connected through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0037] In the description of the present invention, the terms "one embodiment", "some embodiments", "specific embodiments", etc. mean that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In the present invention, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0038] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A sample container positioning mechanism for an ultrasonic cleaner, comprising a positioning platform (1), characterized in that: The positioning platform (1) is provided with a positioning mechanism for fixing a sample container, the outer part of the positioning mechanism is sleeved with a soundproof cover (2), the side wall of the positioning platform (1) is symmetrically rotatably connected with a sleeve rod (3), the sleeve rod (3) is threadedly connected to the outside of a first lead screw (4), two first lead screws (4) are respectively and symmetrically fixedly mounted on the inner side wall of the soundproof cover (2), the outer parts of the two sleeve rods (3) are sleeved with pulleys (18), the outer parts of the two pulleys (18) are sleeved with a transmission belt (19), the side wall of the positioning platform (1) is fixedly mounted with a motor (20), the outer side wall of the output shaft of the motor (20) is sleeved with a first gear (21), the outer side wall of one of the sleeve rods (3) is sleeved with a second gear (17), and the second gear (17) is meshed with the first gear (21).

2. The sample container positioning mechanism of an ultrasonic cleaner according to claim 1, characterized in that: A guide plate (10) is symmetrically fixedly mounted on the side wall of the positioning platform (1), a guide rod (11) is fixedly mounted on the side wall of the guide plate (10) via a symmetrical mounting plate (13), an outer side wall of the guide rod (11) is slidably connected to a guide seat (12), and the two guide seats (12) are symmetrically fixedly mounted on the two side walls of the soundproof cover (2).

3. The sample container positioning mechanism of an ultrasonic cleaner according to claim 1, characterized in that: The positioning mechanism comprises two positioning seats (7), the two positioning seats (7) are respectively fixedly connected to a movable seat (6) via a connecting rod (23), the two movable seats (6) are symmetrically threadedly connected to the outside of a second lead screw (14), the second lead screw (14) is rotatably connected to the inner cavity of the positioning platform (1), a sliding groove (15) is provided on the side wall of the positioning platform (1), and the connecting rod (23) is slidably connected to the inner wall of the sliding groove (15).

4. The sample container positioning mechanism of an ultrasonic cleaner according to claim 3, characterized in that: The second lead screw (14) is sleeved with a first bevel gear (9) on its exterior, the inner cavity of the positioning platform (1) is rotatably connected with a movable shaft (5), the outer side wall of the movable shaft (5) is sleeved with a second bevel gear (8), and the second bevel gear (8) is meshed with the first bevel gear (9).

5. The sample container positioning mechanism of an ultrasonic cleaner according to claim 4, characterized in that: A stabilizing rod (16) is fixedly mounted in the inner cavity of the positioning platform (1), and the two movable seats (6) are symmetrically slidably connected to the outer side walls of the stabilizing rod (16).

6. The sample container positioning mechanism of an ultrasonic cleaner according to claim 5, characterized in that: A backing plate (22) is fixedly mounted on the side wall of the positioning seat (7), and the backing plate (22) is an elastic body.

7. The sample container positioning mechanism of an ultrasonic cleaner according to claim 1, characterized in that: The side walls of the positioning platform (1) are evenly and fixedly mounted with supporting legs (24).

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