CN214730102U

CN214730102U - Box-packed medicine granule blending device

Info

Publication number: CN214730102U
Application number: CN202120421011.2U
Authority: CN
Inventors: 魏征; 魏巍; 魏伦
Original assignee: Sichuan Huawei Robot Technology Co ltd
Current assignee: Sichuan Huawei Robot Technology Co ltd
Priority date: 2021-02-25
Filing date: 2021-02-25
Publication date: 2021-11-16
Anticipated expiration: 2031-02-25

Abstract

The utility model discloses a box-packed medicine particle allocating device, which comprises a frame assembly, wherein the frame assembly is provided with a medicine receiving assembly, an allocating assembly, a sealing assembly and a moving assembly, and the medicine receiving assembly is arranged as a fixed medicine box; the blending assembly is used for quantitatively filling the medicine particles into the medicine boxes on the medicine receiving assembly; remove the assembly and set up to remove and connect the medicine assembly, seal the assembly and set up to seal the medicine box. The medicine box is fixed after receiving the medicine assembly, mixes the traditional chinese medicine through the allotment assembly, then moves the assembly and removes the medicine box, makes the traditional chinese medicine of allotment fall into the medicine box, and the medicine box is sealed to the rethread seal assembly. The utility model discloses can shorten traditional chinese medicine allotment flow, improve work efficiency, the effectual problem of artifical dispensing inefficiency of having solved.

Description

Box-packed medicine granule blending device

Technical Field

The utility model belongs to the technical field of the medicine configuration, concretely relates to box-packed medicine granule blending device.

Background

In the long development process of traditional Chinese medicine, decoction prepared from traditional Chinese medicine decoction pieces is the most important treatment mode. However, with the continuous acceleration of modern social life, the burden of people who need to take traditional Chinese medicines is caused by the medicine taking and decoction, and the emergence of the traditional Chinese medicine formula granules provides a good choice for patients. The traditional Chinese medicine formula particle is an innovation for improving the dosage form of traditional Chinese medicine decoction pieces, the preparation process adopts the traditional Chinese medicine decoction pieces which conform to the processing specification as raw materials, and the traditional Chinese medicine decoction pieces are prepared into the granular preparation by modern pharmaceutical production technologies such as water extraction, concentration, drying, granulation and the like, the property, the taste and the meridian tropism and the main treatment efficacy of the traditional Chinese medicine decoction pieces are consistent, and a patient only needs to take the traditional Chinese medicine decoction pieces with hot water, so the traditional Chinese medicine formula particle is simple, convenient and quick, and is popular with the majority of patients.

At present, most of traditional Chinese medicine preparation adopts manual medicine identification, weighing and medicine dropping according to dosage, and the operation is complex and the manual labor intensity is high. Aiming at the problem, some doctors refer to the packaging form of the traditional Chinese medicine decoction pieces to make each traditional Chinese medicine formula granule into a small package with the minimum weight unit, when dispensing the medicine, according to the dosage requirement, the integral multiples of the minimum weight unit of each medicine in the prescription are picked and put together to be packaged into a pair of medicines, and then the corresponding pair of medicines is prepared according to the taking days in the prescription. However, this method has many packaging bags to increase the cost, and the patient needs to take apart many small-packaged medicine boxes for secondary mixing of the granular medicines when taking the medicine, so the operation is not simple enough.

The prescription granule produced by each pharmaceutical factory is held and stored by a large bottle of 500g-1000g, during dispensing, the medicine with corresponding weight is directly taken out from the large bottle, and then different medicines are mixed together and packaged into a medicine box for delivering to a patient, so that the dispensing mode needs a special intelligent dispensing device for mixing, packaging and other operations, so as to solve the problems of low manual dispensing efficiency and the like.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem of low manual medicine dispensing efficiency in the prior art, the utility model aims to provide a box-packed medicine granule allotment device.

The utility model discloses the technical scheme who adopts does: a box-packed medicine particle blending device comprises a frame assembly, wherein a medicine receiving assembly, a blending assembly, a sealing assembly and a moving assembly are arranged on the frame assembly, and the medicine receiving assembly is set as a fixed medicine box; the dispensing assembly is configured to quantitatively load drug particles into a drug box on the receiving assembly; the mobile assembly is arranged to move the medicine receiving assembly, and the sealing assembly is arranged to seal the medicine box.

As an optional mode, the sealing assembly comprises a sealing mechanism and a film rolling mechanism, the film rolling mechanism is used for providing a sealing film for the medicine box, and the sealing mechanism is used for sealing the sealing film on the medicine box.

As an optional mode, the film rolling mechanism comprises a film rolling motor, a film rolling placing shaft and a film rolling guide shaft, the film rolling placing shaft is connected with the film rolling motor, and the film rolling guide shaft is used for guiding the rolled film and conveying the rolled film to the sealing mechanism.

As an optional mode, the sealing mechanism comprises a sealing machine, the sealing machine is connected with a hot pressing plate, and a cutter and a sealing pressing block are arranged on the outer side of the hot pressing plate.

As an optional mode, the medicine receiving assembly comprises a medicine receiving tray, a plurality of medicine box seats are arranged on the medicine receiving tray, and the moving assembly is arranged to move the medicine receiving assembly.

Optionally, the moving assembly includes a first driving device for driving the tray to rotate, a second driving device for driving the cartridge holder to move up and down, and a third driving device for driving the tray to move left and right.

Optionally, the first driving device comprises a first driving mechanism, the first driving mechanism is connected with a synchronous belt assembly, and the first driving mechanism drives the medicine receiving disc to rotate through the synchronous belt assembly; the second driving device comprises a second driving mechanism, the second driving mechanism is connected with a lifting assembly, and the second driving mechanism drives the medicine box seat to move up and down through the lifting assembly; the third driving device comprises a third driving mechanism, the third driving mechanism is connected with a guide rail assembly, and the third driving mechanism drives the medicine receiving tray to move left and right through the guide rail assembly.

Optionally, a microswitch mounting plate for positioning is further arranged on the moving assembly.

Optionally, the blending assembly includes a blending seat, the blending seat is provided with a plurality of medicine bottle seats, the medicine bottle seats are provided with metering devices for quantitatively delivering medicine particles to medicine bottles, and the metering devices are provided with fourth driving devices.

Optionally, a cover panel is arranged on the frame assembly, an air spring is connected between the cover panel and the frame assembly, and a cleaning brush for cleaning the medicine box is arranged inside the frame assembly.

The utility model has the advantages that:

the utility model provides a box-packed medicine granule allotment device, including the frame assembly, be equipped with on the frame assembly and connect medicine assembly, allotment assembly, seal the assembly and remove the assembly, the medicine box is fixed after connecing the medicine assembly, allots the traditional chinese medicine through the allotment assembly, then removes the assembly and removes the medicine box, makes the traditional chinese medicine of allotment fall into the medicine box, and the rethread seals the assembly and seals the medicine box. The utility model discloses can shorten traditional chinese medicine allotment flow, improve work efficiency, the effectual problem of artifical dispensing inefficiency of having solved.

Drawings

Fig. 1 is a schematic structural diagram of a device for blending boxed medicine particles provided by the present invention;

fig. 2 is a schematic structural diagram of a seal assembly in a box-packed medicine particle blending device provided by the present invention;

fig. 3 is a schematic structural diagram of a sealing mechanism in a box-packed medicine particle blending device provided by the present invention;

fig. 4 is a cross-sectional view of a sealing mechanism in a cartridge-loaded drug particle dispensing device provided by the present invention;

fig. 5 is a schematic structural diagram of a dispensing assembly in the box-packed medicine particle dispensing device provided by the present invention;

fig. 6 is a schematic structural diagram of a medicine receiving assembly in the box-loaded medicine particle mixing device provided by the present invention;

fig. 7 is a cross-sectional view of a drug receiving assembly in a device for dispensing particles of a boxed drug provided by the present invention;

fig. 8 is a cross-sectional view of a third driving means in a cased charge particle dispensing apparatus provided by the present invention;

in the figure: 1-a frame assembly; 11-a cover panel; 12-a gas spring; 13-cleaning brush; 2-a drug receiving assembly; 21-a medicine receiving tray; 22-medicine box seat; 3-preparing the assembly; 31-preparing base; 32-vial seat; 33-a fourth drive; 4-a seal assembly; 41-sealing mechanism; 42-a film winding mechanism; 411-a sealing machine; 412-hot press plate; 413-a cutter; 414-sealing compact block; 421-a film winding motor; 422-rolling film placing shaft; 423-film winding guide shaft; 5-a movement assembly; 51-a first drive mechanism; 52-a timing belt assembly; 53-a second drive mechanism; 54-a lifting assembly; 55-a third drive mechanism; 56-a guide rail assembly; 57-microswitch mounting plate.

Detailed Description

As shown in fig. 1 to 8, the embodiment provides a device for blending particles of a medicine in a box, which can be applied to particles of traditional Chinese medicine or western medicine, and is particularly suitable for blending particles of traditional Chinese medicine. The dispensing device comprises a frame assembly 1, wherein a medicine receiving assembly 2, a dispensing assembly 3, a sealing assembly 4 and a moving assembly 5 are arranged on the frame assembly 1, and the medicine receiving assembly 2 is set as a fixed medicine box; the blending assembly 3 is configured to quantitatively load medicine particles into the medicine boxes on the medicine receiving assembly 2; the mobile assembly 5 is arranged to move the medicine receiving assembly 2, and the sealing assembly 4 is arranged to seal the medicine box.

The medicine box is fixed behind the medicine receiving assembly 2, mixes the traditional chinese medicine through the mixing assembly 3, then moves assembly 5 and removes the medicine box, makes the traditional chinese medicine of allotment fall into the medicine box, and the rethread seals assembly 4 seals the medicine box. The utility model discloses can shorten traditional chinese medicine allotment flow, improve work efficiency, the effectual problem of artifical dispensing inefficiency of having solved.

As shown in fig. 2, 3 and 4, the sealing assembly 4 specifically includes a sealing mechanism 41 and a film rolling mechanism 42, the film rolling mechanism 42 is used for providing a sealing film for the medicine box, and the sealing mechanism 41 is used for sealing the sealing film on the medicine box. The film rolling mechanism 42 comprises a film rolling motor 421, a film rolling placing shaft 422 and a film rolling guide shaft 423, the film rolling placing shaft 422 is connected with the film rolling motor 421, and the film rolling guide shaft 423 is used for guiding the rolled film and conveying the rolled film to the sealing mechanism 41. The sealing mechanism 41 comprises a sealing machine 411, the sealing machine 411 is connected with a hot pressing plate 412, and a cutter 413 and a sealing pressing block 414 are arranged on the outer side of the hot pressing plate 412. The sealing machine 411 comprises a gear reduction motor, a motor fixing plate, a linear bearing, a U-shaped joint, a guide post, a cam and the like, and forms a motion mechanism, a lower component connected with the lower part can move up and down according to the guide of the guide post through the driving of the gear reduction motor, the lower component comprises a connecting plate, a connecting rod, a cutter 413, a spring, a sealing pressing block 414, a rubber ring, a hot pressing plate 412, a sealing spring and the like, a heating pipe for heating is further installed in the middle of the hot pressing plate 412, the temperature of the whole hot pressing plate 412 is controlled to a temperature set by a system after the heating pipe is heated, the medicine box and a rolled film are thermally sealed, the cutter 413 installed on the hot pressing plate is used for cutting off the rolled film completed by hot air, the gear reduction motor drives the hot pressing plate 412 to move up and down, the cutter 413 cuts off the rolled film and enables the sealing pressing block 414 to seal the medicine box.

As shown in fig. 5, the dispensing assembly 3 includes a dispensing seat 31, a plurality of medicine bottle seats 32 are disposed on the dispensing seat 31, a metering device for quantitatively delivering medicine particles into a medicine bottle is disposed on the medicine bottle seat 32, and the metering device is provided with a fourth driving device 33. The fourth driving device 33 drives the metering device to move, so that the traditional Chinese medicine particles in the medicine bottle fall into the medicine box.

Metering device can realize with prior art, and preferably, metering device includes the main part, seted up the blanking hole in the main part, the circumferencial direction in blanking hole sets up the spigot surface of slope, and the main part is cylindricly usually, and the medicine bottle can be placed at its top, also can be in the inside accumulator that sets up of main part, and traditional chinese medicine granule directly places in the accumulator. The main part below is equipped with the supporting seat, the discharge opening has been seted up on the supporting seat, is equipped with the runner assembly between supporting seat and the main part, the runner assembly is equipped with the metering tank, the runner assembly rotates an angle, and traditional chinese medicine granule in the main part passes through the blanking hole and gets into the metering tank, then the runner assembly rotates another angle, and the traditional chinese medicine granule of metering tank passes through the discharge opening and discharges.

The capacity of metering tank is the fixed value, and the metering tank can set up a plurality ofly, and the runner assembly rotates an angle, just fills up traditional chinese medicine granule in the metering tank, and the runner assembly continues to rotate an angle, and the metering tank is just right with the discharge opening, makes the automatic falling of traditional chinese medicine granule, realizes automatic accurate dispensing. Specifically, the rotating assembly includes the inner rotor, and the inner rotor can adopt realization such as gear or carousel, a plurality of metering tanks have been seted up on the inner rotor, and when the inner rotor set up a plurality of metering tanks, each metering tank evenly set up along the circumferencial direction of inner rotor.

Further, the rotating assembly further comprises an outer rotor, and the inner rotor is arranged inside the outer rotor and connected with the outer rotor in a meshed mode. The outer rotor adopts an outer gear, the inner rotor adopts an inner gear, the outer gear and the inner gear are meshed with each other, and the fourth driving device 33 drives the outer gear to rotate so as to drive the inner gear to rotate. In order to improve the efficiency of going out the medicine, set up two internal gears in the inboard of external gear, two internal gear symmetries set up, open two blanking holes in the main part, set up two discharge openings on the supporting seat, two discharge openings homoenergetic are gone out the medicine.

One medicine box can be placed at the position of the two discharge holes, and the two discharge holes are used together to dispense medicines for one medicine box, so that the medicine discharging efficiency can be improved; simultaneously, two discharge openings also can separately use, and the play medicine position that each discharge opening corresponds can place respective medicine box respectively, dispenses two medicine boxes in step, has improved a medicine efficiency, uses more in a flexible way.

As shown in fig. 6, the medicine receiving assembly 2 includes a medicine receiving tray 21, a plurality of medicine box seats 22 are arranged on the medicine receiving tray 21, and the moving assembly 5 is configured to move the medicine receiving tray 21. The medicine receiving tray 21 is generally provided with a plurality of medicine box seats 22, the medicine box seats 22 are uniformly arranged along the circumferential direction, if four medicine box seats 22 are arranged, eight medicine bottle seats 32 can be correspondingly arranged, and four medicine boxes can be configured at one time. The moving assembly 5 moves the medicine receiving tray 21 and the medicine box seat 22, so that the medicine box seat 22 is positioned below the preparing assembly 3, and the traditional Chinese medicine prepared by the preparing assembly 3 falls into the medicine box.

As shown in fig. 7 and 8, the moving assembly 5 includes a first driving device for driving the medicine receiving tray 21 to rotate, a second driving device for driving the medicine box seat 22 to move up and down, and a third driving device for driving the medicine receiving tray 21 to move left and right. The first driving device comprises a first driving mechanism 51, the first driving mechanism 51 is connected with a synchronous belt component 52, and the first driving mechanism 51 drives the medicine receiving disc 21 to rotate through the synchronous belt component 52; the second driving device comprises a second driving mechanism 53, the second driving mechanism 53 is connected with a lifting component 54, and the second driving mechanism 53 drives the medicine box seat 22 to move up and down through the lifting component 54; the third driving device comprises a third driving mechanism 55, the third driving mechanism 55 is connected with a guide rail component 56, the third driving mechanism 55 drives the medicine receiving tray 21 to move left and right through the guide rail component 56, and a microswitch mounting plate 57 for positioning is further arranged on the moving assembly 5, so that positioning detection is facilitated.

The medicine box seats 22 are connected to the medicine receiving tray 21 through a limiting shaft and a spring, the first driving mechanism 51 adopts a stepping motor, and the four medicine box seats 22 can rotate to receive medicines along the axis of the medicine receiving assembly 2 through a synchronous belt component 52; the second driving mechanism 53 comprises a linear motor, the lifting assembly 54 comprises a guide pillar, a bearing seat, a linear bearing, a medicine box supporting plate and a supporting pillar, a buffer spring is arranged between the medicine box seat 22 and the medicine receiving tray 21, the lifting assembly 54 is matched with the linear motor, and the four medicine box seats 22 can move up and down under the driving of the linear motor, so that an operator can conveniently take medicine boxes; the third driving mechanism 55 adopts a stepping motor, the guide rail component 56 is a linear guide rail, and under the action of the stepping motor and the linear guide rail, the whole medicine receiving assembly 2 can move left and right on the frame assembly 1, so that the medicine receiving assembly 2 is controlled to receive medicine according to a set program.

The medicine box cleaning device is characterized in that a sealing cover panel 11 is arranged on the frame assembly 1, a gas spring 12 is connected between the sealing cover panel 11 and the frame assembly 1, the gas spring 12 has a buffering effect on the sealing cover panel 11, and a cleaning brush 13 for cleaning a medicine box is arranged inside the frame assembly 1. The cleaning brush 13 can clean the medicine box in the moving process of the medicine box seat 22, and the traditional Chinese medicine particles are prevented from being left on the top surface of the medicine box.

The frame assembly 1 comprises a frame body and a sealing plate, the sealing plate is made of acrylic materials and wraps the frame body around the frame body, the purpose is that equipment is attractive, static electricity of the equipment is isolated, the frame assembly 1 is provided with an operation console for placing a display device and displaying real-time state of the equipment, the frame assembly is provided with a sealing machine observation plate, the frame assembly is provided with a left door and a right door for conveniently maintaining the equipment, the frame assembly is provided with a medicine box placing plate for conveniently storing medicine boxes, and the frame assembly is provided with a code scanning gun for identifying the types of the medicine boxes; the frame assembly 1 is internally provided with a PLC control unit which respectively controls each part. The dispensing program is written into the PLC control unit in advance, and the traditional Chinese medicine particles are dispensed through the cooperation between the manual work and the equipment after the equipment is started.

The utility model discloses an application step includes:

firstly, a medicine box to be prepared is placed into a medicine box seat 22 of the medicine receiving assembly 2 by a preparing person;

secondly, taking a traditional Chinese medicine prepared particle medicine bottle according to the prescription by a preparation worker, then placing the traditional Chinese medicine prepared particle medicine bottle into the medicine bottle seat 32, identifying the type of the medicine bottle by using a code scanning gun, and starting equipment to prepare the traditional Chinese medicine particles;

thirdly, the equipment adjusts the medicine according to the program setting and the medicine type, the assembly 5 is moved to send the medicine box to the position of the sealing assembly 4 after the adjustment is finished, and the sealing assembly 4 seals the medicine box;

fourthly, after the sealing is finished, the movable assembly 5 sends the medicine box to the pick-and-place position, and an operator takes out the medicine box after the sealing is finished, so that the blending is finished.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" 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 defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims

1. The blending device for the particles of the boxed medicine is characterized by comprising a frame assembly (1), wherein a medicine receiving assembly (2), a blending assembly (3), a sealing assembly (4) and a moving assembly (5) are arranged on the frame assembly (1), and the medicine receiving assembly (2) is arranged into a fixed medicine box; the dispensing assembly (3) is configured to quantitatively load medicine particles into a medicine box on the medicine receiving assembly (2); the mobile assembly (5) is arranged to move the medicine receiving assembly (2), and the sealing assembly (4) is arranged to seal the medicine box.

2. The device for dispensing the packaged pharmaceutical granules according to claim 1, wherein the sealing assembly (4) comprises a sealing mechanism (41) and a film rolling mechanism (42), the film rolling mechanism (42) is used for providing a sealing film for the medicine box, and the sealing mechanism (41) is used for sealing the sealing film on the medicine box.

3. The device for dispensing the packaged drug granules according to claim 2, wherein the film winding mechanism (42) comprises a film winding motor (421), a film winding shaft (422), and a film winding guide shaft (423), the film winding shaft (422) is connected to the film winding motor (421), and the film winding guide shaft (423) is used for guiding and conveying the film to the sealing mechanism (41).

4. The device for blending the boxed medicine particles according to claim 2, wherein the sealing mechanism (41) comprises a sealing machine (411), the sealing machine (411) is connected with a hot pressing plate (412), and the outer side of the hot pressing plate (412) is provided with a cutter (413) and a sealing pressing block (414).

5. The device for dispensing the boxed medicine particles according to claim 1, wherein the medicine receiving assembly (2) comprises a medicine receiving tray (21), and a plurality of medicine box seats (22) are arranged on the medicine receiving tray (21).

6. The device for dispensing the boxed medicine particles according to claim 5, wherein the moving assembly (5) comprises a first driving device for driving the medicine receiving tray (21) to rotate, a second driving device for driving the medicine box seat (22) to move up and down, and a third driving device for driving the medicine receiving tray (21) to move left and right.

7. The device for dispensing the boxed medicine particles according to claim 6, wherein the first driving device comprises a first driving mechanism (51), a synchronous belt assembly (52) is connected to the first driving mechanism (51), and the first driving mechanism (51) drives the medicine receiving tray (21) to rotate through the synchronous belt assembly (52); the second driving device comprises a second driving mechanism (53), the second driving mechanism (53) is connected with a lifting component (54), and the second driving mechanism (53) drives the medicine box seat (22) to move up and down through the lifting component (54); the third driving device comprises a third driving mechanism (55), the third driving mechanism (55) is connected with a guide rail assembly (56), and the third driving mechanism (55) drives the medicine receiving tray (21) to move left and right through the guide rail assembly (56).

8. The device for dispensing the boxed medicine particles according to claim 6, wherein the moving assembly (5) is further provided with a micro switch mounting plate (57) for positioning.

9. Device for dispensing pharmaceutical pellets in a cartridge according to claim 1, characterized in that the dispensing assembly (3) comprises a dispensing seat (31), wherein a plurality of vial seats (32) are provided on the dispensing seat (31), wherein a metering device for the metered delivery of the pharmaceutical pellets into the vials is provided on the vial seats (32), and wherein the metering device is provided with a fourth drive means (33).

10. The device for dispensing the boxed medicine particles according to claim 1, wherein the frame assembly (1) is provided with a cover panel (11), a gas spring (12) is connected between the cover panel (11) and the frame assembly (1), and a cleaning brush (13) for cleaning the medicine box is arranged inside the frame assembly (1).