CN221063753U - Medical instrument belt cleaning device - Google Patents

Abstract

The utility model belongs to the technical field of medical instrument cleaning, and particularly relates to a medical instrument cleaning device, which comprises: the device comprises a barrel body and a plurality of ultrasonic cleaners, wherein the ultrasonic cleaners are arranged on the inner wall of the barrel body, a motor is fixedly connected to the bottom surface of the barrel body, an output shaft of the motor penetrates through the bottom surface of the barrel body and extends to the inner cavity of the barrel body, a rotating rod is fixedly connected to the output shaft of the motor, and a first gear is fixedly connected to the top end of the rotating rod; the medical instrument placing rack in the cleaning and drying device can not rotate, so that the ultrasonic cleaner in the cleaning and drying device can not comprehensively clean the medical instrument, the cleaning efficiency is lower, and the problem that the medical instrument easily falls off from the medical instrument placing rack when the cleaning and drying device rotationally cleans the medical instrument is solved.

Description

Medical instrument belt cleaning device

Technical Field

The utility model belongs to the technical field of medical instrument cleaning, and particularly relates to a medical instrument cleaning device.

Background

Medical devices are a broad class of medical equipment, including various tools, devices, instruments, materials or apparatus for diagnosing, treating, monitoring or preventing disease. The purpose of these medical devices is to assist healthcare professionals in providing medical care and to facilitate diagnosis, treatment, and rehabilitation of patients.

For example, chinese patent publication No. CN208390513U discloses a medical apparatus cleaning and drying device, which forms a circulation purification system, ultrasonic cleaners arranged inside a main body and symmetrically arranged on a medical apparatus placing rack, wherein ultrasonic generators are uniformly distributed on the ultrasonic cleaners, so that the medical apparatus can be cleaned by full-coverage ultrasonic cleaning, and the cleaning device is fast and convenient; when the medical equipment is cleaned, sewage is discharged into a sewage tank through a water drain valve, a rotary spray head is arranged in the main body, the medical equipment is cleaned for the second time, and after the second cleaning is finished, the heating pipe starts to heat and dry the inside of the main body; the utility model reasonably reduces the waste of water resources through the water treatment system, and cleans the medical apparatus more quickly, cleanly and rapidly.

The above patent has the following problems:

This patent suffers from several drawbacks in use, such as: the medical instrument placing frame in the cleaning and drying device cannot rotate, so that the ultrasonic cleaner in the cleaning and drying device cannot comprehensively clean the medical instrument, the cleaning efficiency is low, and the cleaning and drying device cannot be provided with a fixing device because of the fact that the medical instrument placing frame is not provided with the fixing device when in use, and the medical instrument is easy to fall off from the medical instrument placing frame when the medical instrument is cleaned in a rotating mode. In view of this, we propose a medical instrument cleaning device.

Disclosure of utility model

The utility model aims to provide a medical instrument cleaning device which is used for solving the problems in the background technology.

In view of the above, the present utility model provides a medical instrument cleaning apparatus, comprising:

The ultrasonic cleaning device comprises a barrel body and a plurality of ultrasonic cleaners, wherein the ultrasonic cleaners are arranged on the inner wall of the barrel body, a motor is fixedly connected to the bottom surface of the barrel body, an output shaft of the motor penetrates through the bottom surface of the barrel body and extends to the inner cavity of the barrel body, a rotating rod is fixedly connected to the output shaft of the motor, the rotating rod is rotatably connected to the barrel body, and a first gear is fixedly connected to the top end of the rotating rod;

The rotary plate is rotationally connected to the bottom surface of the inner cavity of the barrel body, a plurality of fixing rods are fixedly connected to the rotary plate, a second gear is rotationally connected to the top ends of the fixing rods, a plurality of second gears are meshed with the first gear, a tray is fixedly connected to the top surface of the second gear, an annular block is fixedly connected to the top surface of the tray, a plurality of sliding grooves are formed in the top surface of the tray, and an extrusion block is connected to the sliding grooves in a sliding mode;

The transmission assembly is positioned in the barrel body and used for driving the fixed rod to rotate;

the driving assemblies are respectively positioned in the trays and used for respectively driving the corresponding extrusion blocks to move.

Based on the above-mentioned structure, through the motor and the bull stick that set up, when the motor starts, the output shaft of motor can drive the bull stick and rotate at the inner chamber of staving, drive assembly through setting up, change board and dead lever, when the output shaft of motor rotates, the motor still can drive the change board through drive assembly and carry out reverse rotation, let change board drive a plurality of dead levers and carry out reverse rotation, through the first gear that sets up, second gear and tray, when the bull stick rotates, the bull stick can drive first gear and rotate, a plurality of dead levers can drive a plurality of second gears respectively and carry out reverse rotation, let a plurality of second gears receive the effect of first gear engagement and rotate at the top of a plurality of dead levers respectively, make a plurality of second gears drive a plurality of trays respectively and rotate, make the medical instrument on a plurality of trays can be fully cleared up by ultrasonic cleaner, let the extrusion piece slide in the spout that corresponds through the drive assembly that sets up, let the user drive a plurality of extrusion pieces that correspond through drive assembly drive and remove, with the medical instrument and fix on the tray through setting up the annular water source that can's can't wash the annular apparatus on the annular piece.

In the above technical solution, further, the transmission assembly includes:

The gear groove is formed in the barrel body and is communicated with the inner cavity of the barrel body, a first bevel gear fixed with an output shaft of the motor is rotationally connected in the gear groove, a second bevel gear is meshed on the first bevel gear, a third bevel gear is meshed on the second bevel gear, and the top end of the third bevel gear extends to the inner cavity of the barrel body and is fixed with the bottom surface of the rotating plate.

In the technical proposal, the ultrasonic cleaner can clean the medical equipment comprehensively

In the above technical scheme, further, the second bevel gear is located in the gear groove and is rotationally connected with the gear groove, the third bevel gear is located in the gear groove and is rotationally connected with the gear groove, and the top end of the third bevel gear is rotationally connected with the barrel body.

In the technical scheme, the second bevel gear can be guaranteed to normally rotate in the gear groove, the third bevel gear can be guaranteed to normally rotate in the gear groove, and the top end of the third bevel gear can be guaranteed to normally rotate in the barrel body.

In the above technical solution, further, the driving assembly includes:

The first rotating groove is formed in the tray and is communicated with the sliding grooves, the rotating disc is rotationally connected to the first rotating groove, a plurality of arc-shaped grooves are formed in the rotating disc, a sliding block is connected in the arc-shaped grooves in a sliding mode, and the top end of the sliding block is fixed with the bottom end of the extrusion block;

The second change groove, the second changes the groove and sets up the bottom surface in first change groove, set up on the inner wall of second change groove with the external logical groove that is linked together, the second changes the inslot rotation and is connected with the worm wheel, and the top of worm wheel extends to in the first change groove and is fixed with the bottom surface of carousel, one side meshing of worm wheel has the worm.

In this technical solution, it is ensured that a plurality of medical instruments can be fixed on a plurality of trays, respectively.

In the above technical scheme, further, the top end of the worm wheel is rotationally connected with the first rotating groove, and the worm is positioned in the through groove and rotationally connected with the through groove.

In the technical scheme, the top end of the worm wheel can be ensured to normally rotate in the first rotating groove, and the worm can be ensured to normally rotate in the through groove.

In the above technical scheme, further, be provided with a plurality of through-holes on the annular piece, the output shaft of motor rotates with the staving to be connected.

In this technical scheme, ensure that water can wash medical instrument through a plurality of through-holes on the annular piece, ensure that the output shaft of motor can normally rotate in the staving.

The beneficial effects of the utility model are as follows:

1. This medical instrument belt cleaning device, through motor and bull stick that sets up, when the motor starts, the output shaft of motor can drive the bull stick and rotate at the inner chamber of staving, through the drive assembly who sets up, revolving plate and dead lever, when the output shaft of motor rotates, the motor still can drive the revolving plate through drive assembly and carry out reverse rotation, let revolving plate drive a plurality of dead levers and carry out reverse rotation, through the first gear that sets up, second gear and tray, when the bull stick rotates, the bull stick can drive first gear and rotate, a plurality of dead levers can drive a plurality of second gears respectively and carry out reverse rotation, let a plurality of second gears receive the effect of first gear engagement and rotate on the top of a plurality of dead levers respectively, make a plurality of second gears drive a plurality of trays respectively and rotate, medical instrument on a plurality of trays can be fully cleared up by ultrasonic cleaner, medical instrument rack in the washing drying device can't autorotation, result in wasing the ultrasonic cleaner in the drying device and can't carry out comprehensive washing to medical instrument, the lower problem of cleaning efficiency.

2. This medical instrument belt cleaning device, through spout and the extrusion piece that sets up, let the extrusion piece can slide in the spout that corresponds, through the drive assembly who sets up, let the user drive a plurality of extrusion pieces that correspond through drive assembly and remove, it is unable to remove medical instrument to fix on the tray, through the annular piece that sets up, let abluent water source in the staving wash medical instrument through the through-hole on the annular piece, solved washing drying device when rotatory washing to medical instrument, the medical instrument drops down the problem from medical instrument rack easily.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the tub of the present utility model;

FIG. 3 is a schematic view showing the internal structure of the tub according to the present utility model;

FIG. 4 is a schematic view of the area structure of the pallet of the present utility model;

FIG. 5 is one of the schematic internal structural views of the pallet of the present utility model;

FIG. 6 is a second schematic view of the internal structure of the pallet of the present utility model.

The label in the figure is:

1. A tub body; 2. an ultrasonic cleaner; 4. a motor; 5. a rotating rod; 6. a first gear; 7. a rotating plate; 8. a fixed rod; 9. a second gear; 10. a tray; 11. an annular block; 12. a chute; 13. extruding a block; 14. a gear groove; 15. a first bevel gear; 16. a second bevel gear; 17. a third bevel gear; 18. a first rotating groove; 19. a turntable; 20. an arc-shaped groove; 21. a slide block; 22. a second rotary groove; 23. a through groove; 24. a worm wheel; 25. a worm.

Detailed Description

The technical solutions of the embodiments of the present application will be clearly described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which are obtained by a person skilled in the art based on the embodiments of the present application, fall within the scope of protection of the present application.

In the description of the present application, it is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments in accordance with the present application. For ease of description, the dimensions of the various features shown in the drawings are not drawn to actual scale. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

It should be noted that the terms "first," "second," and the like in the description and in the claims are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged, as appropriate, such that embodiments of the present application may be implemented in sequences other than those illustrated or described herein, and that the objects identified by "first," "second," etc. are generally of a type, and are not limited to the number of objects, such as the first object may be one or more. Furthermore, in the description and claims, "and/or" means at least one of the connected objects, and the character "/", generally means that the associated object is an "or" relationship.

It should be noted that, in the description of the present application, the terms like "front, rear, upper, lower, left, right", "horizontal, vertical, horizontal", and "top, bottom", etc. generally refer to the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are merely for convenience of describing the present application and simplifying the description, and these orientation terms do not indicate and imply that the apparatus or elements referred to must have a specific orientation or be constructed and operated in a specific orientation, and thus should not be construed as limiting the scope of the present application; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.

It should be noted that, in the present application, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element. Furthermore, it should be noted that the scope of the methods and apparatus in the embodiments of the present application is not limited to performing the functions in the order shown or discussed, but may also include performing the functions in a substantially simultaneous manner or in an opposite order depending on the functions involved, e.g., the described methods may be performed in an order different from that described, and various steps may be added, omitted, or combined. Additionally, features described with reference to certain examples may be combined in other examples.

Example 1:

Referring to fig. 1-6, the present embodiment provides a medical apparatus cleaning device, including:

the ultrasonic cleaning device comprises a barrel body 1 and a plurality of ultrasonic cleaners 2, wherein the ultrasonic cleaners 2 are arranged on the inner wall of the barrel body 1, a motor 4 is fixedly connected to the bottom surface of the barrel body 1, an output shaft of the motor 4 penetrates through the bottom surface of the barrel body 1 and extends to the inner cavity of the barrel body 1, a rotating rod 5 is fixedly connected to the output shaft of the motor 4, the rotating rod 5 is rotatably connected in the barrel body 1, and a first gear 6 is fixedly connected to the top end of the rotating rod 5;

the rotating plate 7 is rotatably connected to the bottom surface of the inner cavity of the barrel body 1, a plurality of fixing rods 8 are fixedly connected to the rotating plate 7, a second gear 9 is rotatably connected to the top ends of the fixing rods 8, the plurality of second gears 9 are meshed with the first gear 6, a tray 10 is fixedly connected to the top surface of the second gear 9, an annular block 11 is fixedly connected to the top surface of the tray 10, a plurality of sliding grooves 12 are formed in the top surface of the tray 10, and an extrusion block 13 is connected to the sliding grooves 12 in a sliding mode;

the transmission assembly is positioned in the barrel body 1 and is used for driving the fixed rod 8 to rotate;

The driving components are respectively located in the trays 10 and are used for respectively driving the corresponding extrusion blocks 13 to move.

Example 2:

The present embodiment provides a medical instrument cleaning device, which includes the following technical features in addition to the technical scheme of the above embodiment, and the transmission assembly includes:

The gear groove 14 is formed in the barrel body 1 and is communicated with the inner cavity of the barrel body 1, a first bevel gear 15 fixed with the output shaft of the motor 4 is rotationally connected to the gear groove 14, a second bevel gear 16 is meshed with the first bevel gear 15, a third bevel gear 17 is meshed with the second bevel gear 16, and the top end of the third bevel gear 17 extends to the inner cavity of the barrel body 1 and is fixed with the bottom surface of the rotating plate 7.

When the ultrasonic cleaner is used, water is injected into the barrel body 1, the motor 4 is started, the output shaft of the motor 4 drives the rotary rod 5 to rotate, the rotary rod 5 drives the first gear 6 to rotate, when the motor 4 is started, the output shaft of the motor 4 also drives the first bevel gear 15 to rotate in the gear groove 14, the first bevel gear 15 drives the third bevel gear 17 to reversely rotate through the second bevel gear 16, the third bevel gear 17 drives the rotary plate 7 to reversely rotate, the rotary plate 7 drives the plurality of fixing rods 8 to reversely rotate, when the plurality of fixing rods 8 reversely rotate, the plurality of fixing rods 8 respectively drive the plurality of second gears 9 to reversely rotate, when the plurality of second gears 9 reversely rotate, the plurality of second gears 9 can be subject to the meshing effect of the first gear 6, when the plurality of second gears 9 are rotated, the plurality of second gears 9 respectively drive the plurality of trays 10 to rotate, the plurality of ultrasonic medical instruments are respectively driven to rotate, and then a user starts the cleaner 2 to comprehensively clean the medical instruments, and the medical cleaner 2 can be completely cleaned

Example 3:

The present embodiment provides a medical instrument cleaning apparatus, which has the following technical features in addition to the technical scheme including the above embodiment, in which the second bevel gear 16 is located in the gear groove 14 and is rotationally connected with the gear groove 14, the third bevel gear 17 is located in the gear groove 14 and is rotationally connected with the gear groove 14, and the top end of the third bevel gear 17 is rotationally connected with the barrel 1.

Wherein, ensure that second bevel gear 16 can normally rotate in gear groove 14, ensure that third bevel gear 17 can normally rotate in gear groove 14, ensure that the top of third bevel gear 17 can normally rotate in staving 1.

Example 4:

The present embodiment provides a medical instrument cleaning device, which includes the following technical features in addition to the technical scheme of the above embodiment, and the driving assembly includes:

The first rotating groove 18 is formed in the tray 10 and is communicated with the sliding grooves 12, the rotating disc 19 is rotationally connected to the first rotating groove 18, the rotating disc 19 is provided with a plurality of arc-shaped grooves 20, the sliding grooves 20 are slidably connected with sliding blocks 21, and the top ends of the sliding blocks 21 are fixed with the bottom ends of the extrusion blocks 13;

The second rotating groove 22 is formed in the bottom surface of the first rotating groove 18, a through groove 23 communicated with the outside is formed in the inner wall of the second rotating groove 22, a worm wheel 24 is connected in a rotating mode in the second rotating groove 22, the top end of the worm wheel 24 extends into the first rotating groove 18 and is fixed to the bottom surface of the rotary disc 19, and a worm 25 is meshed with one side of the worm wheel 24.

When the medical apparatus is used, a user respectively places the medical apparatus on the plurality of trays 10, then rotates the plurality of worms 25 by hand, so that the worms 25 drive the corresponding worm gears 24 to rotate in the corresponding second rotating grooves 22, when the worm gears 24 rotate, the worm gears 24 drive the corresponding turntables 19 to rotate in the corresponding first rotating grooves 18, when the turntables 19 rotate, the turntables 19 respectively squeeze the corresponding plurality of sliding blocks 21 through the corresponding plurality of arc-shaped grooves 20, so that the plurality of sliding blocks 21 respectively drive the corresponding plurality of through grooves 23 to slide in the corresponding plurality of sliding grooves 12, and when the plurality of squeezing blocks 13 slide to a proper position, the plurality of squeezing blocks 13 fix the corresponding medical apparatus on the corresponding trays 10, so as to ensure that the plurality of medical apparatus can be respectively fixed on the plurality of trays 10.

Example 5:

The present embodiment provides a medical instrument cleaning device, which has the following technical features in addition to the technical scheme of the above embodiment, in which the top end of the worm wheel 24 is rotatably connected with the first rotating groove 18, and the worm 25 is located in the through groove 23 and is rotatably connected with the through groove 23.

Wherein, ensure that the top of worm wheel 24 can normally rotate in first groove 18, ensure that worm 25 can normally rotate in logical groove 23.

Example 6:

the present embodiment provides a medical instrument cleaning device, which has the following technical features in addition to the technical scheme of the above embodiment, and the annular block 11 is provided with a plurality of through holes, and the output shaft of the motor 4 is rotationally connected with the barrel body 1.

Wherein, ensure that water can wash medical instrument through a plurality of through-holes on annular piece 11, ensure that the output shaft of motor 4 can normally rotate in staving 1.

When in use, a user respectively places medical instruments on the trays 10, then rotates the worms 25 by hand to drive the corresponding worm gears 24 to rotate in the corresponding second rotating grooves 22, when the worm gears 24 rotate, the worm gears 24 drive the corresponding turntables 19 to rotate in the corresponding first rotating grooves 18, when the turntables 19 rotate, the turntables 19 respectively squeeze the corresponding sliding blocks 21 through the corresponding arc-shaped grooves 20 to drive the sliding blocks 21 respectively to drive the corresponding through grooves 23 to slide in the corresponding sliding grooves 12, when the extrusion blocks 13 slide to proper positions, the extrusion blocks 13 fix the corresponding medical instruments on the corresponding trays 10 at the moment, so that the medical instruments can be respectively fixed on the trays 10, then water is injected into the barrel body 1, and then the motor 4 is started, when the motor 4 is started, the output shaft of the motor 4 also drives the first bevel gear 15 to rotate in the gear groove 14, the first bevel gear 15 drives the third bevel gear 17 to reversely rotate through the second bevel gear 16, the third bevel gear 17 drives the rotating plate 7 to reversely rotate, the rotating plate 7 drives the plurality of fixing rods 8 to reversely rotate, when the plurality of fixing rods 8 reversely rotate, the plurality of fixing rods 8 respectively drive the plurality of second gears 9 to reversely rotate, when the plurality of second gears 9 reversely rotate, the plurality of second gears 9 are automatically rotated under the meshing action of the first gears 6, when the plurality of second gears 9 are automatically rotated, the plurality of second gears 9 respectively drive the plurality of trays 10 to rotate, the plurality of trays 10 respectively drive the plurality of medical devices to rotate, and then the user starts the ultrasonic cleaner 2 to clean the medical equipment comprehensively, so that the ultrasonic cleaner 2 can clean the medical equipment comprehensively.

The embodiments of the present application have been described above with reference to the accompanying drawings, in which the embodiments of the present application and features of the embodiments may be combined with each other without conflict, the present application is not limited to the above-described embodiments, which are merely illustrative, not restrictive, of the present application, and many forms may be made by those of ordinary skill in the art without departing from the spirit of the present application and the scope of the claims, which are protected by the present application.

Claims (6)

1. A medical device cleaning apparatus, comprising:

The ultrasonic cleaning device comprises a barrel body (1) and a plurality of ultrasonic cleaners (2), wherein the ultrasonic cleaners (2) are arranged on the inner wall of the barrel body (1), a motor (4) is fixedly connected to the bottom surface of the barrel body (1), an output shaft of the motor (4) penetrates through the bottom surface of the barrel body (1) and extends to the inner cavity of the barrel body (1), a rotating rod (5) is fixedly connected to the output shaft of the motor (4), the rotating rod (5) is rotatably connected in the barrel body (1), and a first gear (6) is fixedly connected to the top end of the rotating rod (5);

The rotary plate (7), rotary plate (7) rotates to be connected at the inner chamber bottom surface of staving (1), fixedly connected with a plurality of dead levers (8) on rotary plate (7), the top of dead lever (8) rotates to be connected with second gear (9), a plurality of second gear (9) and first gear (6) meshing, the top surface fixedly connected with tray (10) of second gear (9), the top surface fixedly connected with annular piece (11) of tray (10), a plurality of spouts (12) have been seted up to the top surface of tray (10), sliding connection has extrusion piece (13) in spout (12);

The transmission assembly is positioned in the barrel body (1) and is used for driving the fixed rod (8) to rotate;

The driving assemblies are respectively positioned in the trays (10) and used for respectively driving the corresponding extrusion blocks (13) to move.

2. The medical device cleaning apparatus according to claim 1, wherein the transmission assembly comprises:

The gear groove (14), gear groove (14) are offered in staving (1) and are linked together with the inner chamber of staving (1), gear groove (14) internal rotation is connected with first bevel gear (15) fixed with the output shaft of motor (4), the meshing has second bevel gear (16) on first bevel gear (15), the meshing has third bevel gear (17) on second bevel gear (16), and the top of third bevel gear (17) extends to the inner chamber of staving (1) and is fixed with the bottom surface of revolving plate (7).

3. A medical device cleaning apparatus according to claim 2, characterized in that the second bevel gear (16) is located in the gear groove (14) and is rotationally connected to the gear groove (14), the third bevel gear (17) is located in the gear groove (14) and is rotationally connected to the gear groove (14), and the top end of the third bevel gear (17) is rotationally connected to the tub (1).

4. The medical device cleaning apparatus according to claim 1, wherein the drive assembly comprises:

The first rotating groove (18) is formed in the tray (10) and is communicated with the plurality of sliding grooves (12), the rotating disc (19) is rotationally connected to the first rotating groove (18), the rotating disc (19) is provided with a plurality of arc grooves (20), the sliding blocks (21) are slidably connected to the arc grooves (20), and the top ends of the sliding blocks (21) are fixed to the bottom ends of the extrusion blocks (13);

The second rotating groove (22), the bottom surface at first rotating groove (18) is seted up in second rotating groove (22), set up on the inner wall of second rotating groove (22) with external intercommunication lead to groove (23), second rotating groove (22) internal rotation is connected with worm wheel (24), and the top of worm wheel (24) extends to in first rotating groove (18) and is fixed with the bottom surface of carousel (19), one side meshing of worm wheel (24) has worm (25).

5. A medical device cleaning apparatus according to claim 4, characterized in that the tip of the worm wheel (24) is in rotational connection with the first rotation groove (18), and the worm (25) is located in the through groove (23) and in rotational connection with the through groove (23).

6. A medical instrument cleaning device according to claim 1, characterized in that the annular block (11) is provided with a plurality of through holes, and the output shaft of the motor (4) is rotatably connected with the barrel body (1).