阅读说明：本技术 一种儿科医疗用药物磨粉设备 (Medicine grinding equipment for pediatric medical treatment ) 是由 黄为民 于 2021-09-07 设计创作，主要内容包括：本发明涉及一种药物磨粉设备,尤其涉及一种儿科医疗用药物磨粉设备。本发明的技术问题为：提供一种自动化操作节省人力,且提升安全性与可操作性的儿科医疗用药物磨粉设备。技术方案是：一种儿科医疗用药物磨粉设备,包括有：壳体和进料口,壳体上一侧设有进料口；支撑组件,壳体上设有支撑组件；电机,支撑组件上设有电机。本发明通过将儿科用药物颗粒从进料口倒入挡住组件,启动电机带动碾磨块进行转动,将支撑组件与碾磨块向下移动,使转动的碾磨块与挡住组件上的儿科用药物颗粒接触并对其进行碾磨成粉末,当碾成粉末后将支撑组件向上抬起,打开挡住组件后即可将粉末下料,达到自动化操作节省人力的效果。(The invention relates to medicine grinding equipment, in particular to medicine grinding equipment for pediatric medical treatment. The technical problem of the invention is as follows: the medicine grinding equipment for the pediatric medical treatment is labor-saving in automatic operation and capable of improving safety and operability. The technical scheme is as follows: a medicine grinding device for pediatric medical treatment comprises: the feeding device comprises a shell and a feeding hole, wherein the feeding hole is formed in one side of the shell; the supporting component is arranged on the shell; the motor is arranged on the supporting component. According to the invention, the pediatric drug particles are poured into the blocking component from the feeding hole, the motor is started to drive the grinding block to rotate, the supporting component and the grinding block move downwards, so that the rotating grinding block is in contact with the pediatric drug particles on the blocking component and grinds the pediatric drug particles into powder, the supporting component is lifted upwards after the pediatric drug particles are ground into powder, and the blocking component is opened to discharge the powder, so that the effect of saving manpower by automatic operation is achieved.)

1. The utility model provides a paediatrics medical treatment medicine crocus equipment, characterized by, including:

the device comprises a shell (1) and a feed port (2), wherein the feed port (2) is arranged on one side of the shell (1);

the supporting component (5) is arranged on the shell (1);

the motor (3) is arranged on the supporting component (5);

the supporting component (5) is provided with a grinding block (4);

a blocking component (6), and the shell (1) is provided with the blocking component (6).

2. A medical milling apparatus as claimed in claim 1, in which the support assembly (5) includes:

the first guide rods (51) are symmetrically and slidably arranged on the shell (1);

the first supporting rod (52) is arranged between the tops of the first guide rods (51), and the first supporting rod (52) is connected with the motor (3);

the output shaft of the motor (3) is connected with the transmission shaft (53), and the transmission shaft (53) is connected with the grinding block (4);

and the first spring (54) is connected between the first guide rod (51) and the shell (1).

3. A medical milling apparatus for paediatric treatment as claimed in claim 2 wherein the retaining member (6) comprises:

the baffle plates (61) are symmetrically and rotatably arranged in the shell (1), and the baffle plates (61) are matched with each other;

the spring (62) is symmetrically connected between the baffle (61) and the shell (1);

the ratchet gears (63) are symmetrically arranged on the baffle plates (61);

two second guide rods (64) are symmetrically arranged on the shell (1);

the first connecting rod (65) is arranged between the tops of the second guide rods (64) on the same side in a sliding mode, and the first connecting rod (65) is connected with the first guide rod (51);

the second springs (66) are symmetrically connected between the first connecting rod (65) and the shell (1), and the second springs (66) are respectively sleeved on the second guide rods (64);

the ratchet bars (67) are symmetrically and slidably arranged at the lower parts of the first connecting rods (65), and the ratchet bars (67) are matched with the ratchet gears (63);

the third springs (68) are connected between the ratchet bars (67) and the first connecting rod (65), and the third springs (68) are respectively sleeved on the ratchet bars (67);

the third guide rods (69) are symmetrically arranged on the two sides in the shell (1);

the third guide rod (69) is provided with a stop block (610) in a sliding manner, the stop block (610) is provided with grooves, and the stop block (610) is matched with the baffle (61);

and a fourth spring (611) is connected between the stop block (610) and the shell (1), and the fourth spring (611) is respectively sleeved on the third guide rod (69).

4. A device as claimed in claim 3, including a sweeping assembly (7), the sweeping assembly (7) including:

the first connecting rod (65) is provided with a fourth guide rod (71);

the second connecting rods (72) are arranged on the fourth guide rods (71) in a sliding manner;

fifth springs (73), the fifth springs (73) are connected between the second connecting rod (72) and the first connecting rod (65), and the fifth springs (73) are respectively sleeved on the fourth guide rods (71);

the sliding blocks (74) are symmetrically arranged on the two sides in the shell (1) in a sliding manner, and the sliding blocks (74) are matched with the second connecting rod (72);

the second supporting rods (75) are arranged between the sliding blocks (74) on the same side;

the outer sides of the hairbrush (76) and the second supporting rod (75) are respectively provided with the hairbrush (76), and the hairbrush (76) is matched with the baffle (61).

5. A device as claimed in claim 4, including a locking assembly (8), the locking assembly (8) including:

the push blocks (81) are symmetrically and rotatably arranged on the first connecting rod (65);

the push block (81) and the first connecting rod (65) are symmetrically connected with the first torsion spring (82);

the fifth guide rods (83) are symmetrically and slidably arranged on the two sides of the shell (1);

a third connecting rod (84) is arranged between the tops of the fifth guide rods (83) on the same side, the push block (81) is matched with the third connecting rod (84), and the third connecting rod (84) is matched with the ratchet rack (67);

the wedge blocks (85) are symmetrically arranged on the third connecting rods (84), and the wedge blocks (85) are matched with the stop blocks (610);

sixth springs (86) are symmetrically connected between the third connecting rod (84) and the shell (1), and the sixth springs (86) are respectively sleeved on the fifth guide rod (83).

6. A device as claimed in claim 5, including a jamming assembly (9), the jamming assembly (9) including:

the shell (1) is symmetrically provided with sixth guide rods (91);

the wedge-shaped rod (92) is arranged between the sixth guide rods (91) in a sliding mode, and a slotted hole in the first guide rod (51) is matched with the wedge-shaped rod (92);

seventh spring (93), all be connected with seventh spring (93) between wedge pole (92) and casing (1), seventh spring (93) all the suit is on sixth guide bar (91).

7. A device as claimed in claim 6, including a cover assembly (10), the cover assembly (10) including:

the feeding hole (2) is rotatably provided with a fourth connecting rod (101);

the cover plate (102) is arranged on the fourth connecting rod (101) in a rotating mode, and the cover plate (102) is matched with the feed inlet (2);

and a second torsion spring (103) is symmetrically connected between the cover plate (102) and the feed inlet (2).

8. A device as claimed in claim 1, characterised in that the motor (3) is bolted.

Technical Field

The invention relates to medicine grinding equipment, in particular to medicine grinding equipment for pediatric medical treatment.

Background

With the development of science and the intensive research on medicinal plants, once a plurality of plants are found to contain medicinal components capable of treating human diseases, the Chinese medicinal materials are crushed before the use of the Chinese medicament, so that the effect of the Chinese medicament can be exerted to a greater extent.

Therefore, it is necessary to design a drug pulverizing apparatus for pediatric medical use, which is labor-saving and has improved safety and operability.

Disclosure of Invention

In order to overcome the defects of low efficiency and insanitation, the invention has the technical problems that: the medicine grinding equipment for the pediatric medical treatment is labor-saving in automatic operation and capable of improving safety and operability.

The technical scheme is as follows: a medicine grinding device for pediatric medical treatment comprises: the feeding device comprises a shell and a feeding hole, wherein the feeding hole is formed in one side of the shell; the supporting component is arranged on the shell; the motor is arranged on the supporting component; the supporting component is provided with a grinding block; the blocking component is arranged on the shell.

Optionally, the support assembly comprises: the shell is symmetrically and slidably provided with first guide rods; the first supporting rod is arranged between the tops of the first guide rods and connected with the motor; the output shaft of the motor is connected with a transmission shaft, and the transmission shaft is connected with the grinding block; first spring, all be connected with first spring between first guide bar and the casing.

Optionally, the blocking assembly comprises: the baffle plates are symmetrically and rotatably arranged in the shell and are matched with each other; the clockwork springs are symmetrically connected between the baffle and the shell; ratchet gears are symmetrically arranged on the baffle plates; the shell is symmetrically provided with two second guide rods; the first connecting rod is arranged between the tops of the second guide rods on the same side in a sliding manner and is connected with the first guide rod; the second springs are symmetrically connected between the first connecting rod and the shell and are respectively sleeved on the second guide rods; the ratchet bars are symmetrically arranged on the lower parts of the first connecting rods in a sliding manner and are matched with the ratchet gears; the third springs are connected between the ratchet bar and the first connecting rod and are respectively sleeved on the ratchet bar; the third guide rods are symmetrically arranged on the two sides in the shell; the third guide rod is provided with a third guide rod, the third guide rod and the third guide rod; and the fourth spring is connected between the stop block and the shell and sleeved on the third guide rod respectively.

Optionally, the device further comprises a sweeping assembly, wherein the sweeping assembly comprises: the first connecting rod is provided with a first guide rod; the second connecting rods are arranged on the fourth guide rods in a sliding manner; fifth springs are connected between the second connecting rod and the first connecting rod and are respectively sleeved on the fourth guide rods; the sliding blocks are symmetrically arranged on the two sides in the shell in a sliding manner and are matched with the second connecting rod; the second supporting rods are arranged between the sliding blocks on the same side; the outer sides of the second support rods are provided with hairbrushes which are matched with the baffle.

Optionally, the locking device further comprises a locking assembly, wherein the locking assembly comprises: the first connecting rod is symmetrically and rotatably provided with push blocks; the push block and the first connecting rod are symmetrically connected with the first torsion spring; the fifth guide rods are symmetrically and slidably arranged on the two sides of the shell; a third connecting rod is arranged between the tops of the fifth guide rods on the same side, the push block is matched with the third connecting rod, and the third connecting rod is matched with the ratchet bar; the wedge blocks are symmetrically arranged on the third connecting rod and are matched with the stop blocks; sixth springs are symmetrically connected between the third connecting rod and the shell, and the sixth springs are respectively sleeved on the fifth guide rods.

Optionally, still include and block the subassembly, block the subassembly and include: the shell is symmetrically provided with sixth guide rods; a wedge-shaped rod is arranged between the sixth guide rods in a sliding manner, and a slotted hole in the first guide rod is matched with the wedge-shaped rod; seventh springs are connected between the wedge-shaped rods and the shell, and the seventh springs are sleeved on the sixth guide rods.

Optionally, a cover assembly is included, the cover assembly comprising: the feed inlet is rotatably provided with a fourth connecting rod; the cover plate is rotatably arranged on the fourth connecting rod, and the cover plate is matched with the feed inlet; and a second torsion spring is symmetrically connected between the cover plate and the feed inlet.

Optionally, the motor is bolted.

The beneficial effects are that: 1. according to the invention, the pediatric drug particles are poured into the blocking component from the feeding hole, the motor is started to drive the grinding block to rotate, the supporting component and the grinding block move downwards, so that the rotating grinding block is in contact with the pediatric drug particles on the blocking component and grinds the pediatric drug particles into powder, the supporting component is lifted upwards after the pediatric drug particles are ground into powder, and the blocking component is opened to discharge the powder, so that the effect of saving manpower by automatic operation is achieved.

2. According to the invention, the first guide rod, the first support rod and the grinding block are lifted upwards, so that the slotted hole in the first guide rod is contacted with the wedge-shaped rod, and the wedge-shaped rod moves backwards under the action of the reset of the seventh spring to clamp and fix the first guide rod, so that people do not need to carry the grinding block by hands all the time.

3. According to the invention, the cover plate is opened by rotating upwards, the second torsion spring deforms, the medicine particles for pediatrics are poured into the cover plate and then the cover plate is loosened, the cover plate is reset by rotating downwards under the action of the second torsion spring, the cover plate blocks the feed inlet, and the particles are prevented from popping out of the feed inlet when being rolled or being polluted due to the entering of foreign matters or bacteria.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic cross-sectional structure of the present invention.

Fig. 3 is a schematic view of the installation of the support assembly of the present invention.

Fig. 4 is a schematic view of the installation of the blocking assembly of the present invention.

Fig. 5 is an enlarged schematic view of the structure at a of the present invention.

Figure 6 is a schematic view of the installation of the sweeping assembly of the present invention.

Fig. 7 is an enlarged schematic view of the present invention at B.

Fig. 8 is a schematic view of the installation of the locking assembly of the present invention.

Fig. 9 is an enlarged schematic view of the present invention at C.

Fig. 10 is an enlarged schematic view of the present invention at D.

Figure 11 is a schematic view of the installation of the seizure assembly of the present invention.

Figure 12 is a schematic view of the installation of the capping assembly of the present invention.

The meaning of the reference symbols in the figures: 1_ housing, 2_ feed inlet, 3_ motor, 4_ grinding block, 5_ support assembly, 51_ first guide bar, 52_ first support bar, 53_ drive shaft, 54_ first spring, 6_ stop assembly, 61_ stop, 62_ spring, 63_ ratchet, 64_ second guide bar, 65_ first link, 66_ second spring, 67_ ratchet bar, 68_ third spring, 69_ third guide bar, 610_ stop, 611_ fourth spring, 7_ sweep assembly, 71_ fourth guide bar, 72_ second link, 73_ fifth spring, 74_ slider, 75_ second support bar, 76_ brush, 8_ lock assembly, 81_ push block, 82_ first torsion spring, 83_ fifth guide bar, 84_ third link, 85_ wedge, 86_ sixth spring, 9_ assembly, 91_ sixth guide bar, 92_ wedge bar, 93_ seventh spring, 10_ cap assembly, 101_ fourth link, 102_ cap plate, 103_ second torsion spring.

Detailed Description

Reference herein to an embodiment means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

Example 1

A drug grinding device for pediatric medical treatment is shown in figures 1-5 and comprises a shell 1, a feed inlet 2, a motor 3, a grinding block 4, a supporting component 5 and a blocking component 6, wherein the feed inlet 2 is arranged on the front side of the shell 1, the supporting component 5 is arranged on the shell 1, the motor 3 is arranged on the supporting component 5, the grinding block 4 is arranged on the supporting component 5, and the blocking component 6 is arranged on the shell 1.

At first people pour the paediatrics with medicine granule into casing 1 from feed inlet 2, drop on blocking subassembly 6, motor 3 is started, drive grinding block 4 and rotate, with supporting component 5 and the piece 4 downstream that mills, make the pivoted piece 4 that mills with block the paediatrics on subassembly 6 medicine granule contact and mill it into powder, upwards lift supporting component 5 after the powder is ground to the granule, will block that can carry out the unloading with the powder after subassembly 6 opens, reach the effect that the manpower was saved in the automation mechanized operation, above-mentioned work stops when motor 3 closes.

The supporting component 5 comprises a first guiding rod 51, a first supporting rod 52, a transmission shaft 53 and a first spring 54, the first guiding rod 51 is arranged on the shell 1 in a bilateral-symmetric sliding mode, the first supporting rod 52 is arranged between the tops of the first guiding rods 51, the first supporting rod 52 is connected with the motor 3, the transmission shaft 53 is connected to an output shaft of the motor 3, the transmission shaft 53 is connected with the grinding block 4, and the first spring 54 is connected between the first guiding rod 51 and the shell 1.

When people pour the drug particles for paediatrics into the shell 1 and then start the motor 3, the output shaft of the motor 3 drives the grinding block 4 to rotate through the transmission shaft 53, the first spring 54 is in a stretching state in an initial state, after people loosen the first support rod 52, the first guide rod 51, the transmission shaft 53 and the grinding block 4 move downwards under the action of the first spring 54, the rotating grinding block 4 is in contact with the drug particles for pediatrics in the shell 1 and grinds the drug particles into powder, when the drug particles for pediatrics are ground, the first support rod 52 is lifted upwards, the first spring 54 is stretched, the first guide rod 51, the transmission shaft 53 and the grinding block 4 move upwards to reset, the grinding block 4 is separated from the powder, then the powder can be taken out, and when the motor 3 is turned off, the work stops.

The blocking component 6 comprises a baffle 61, a spring 62, a ratchet gear 63, a second guide rod 64, a first connecting rod 65, a second spring 66, a ratchet bar 67, a third spring 68, a third guide rod 69, a stop 610 and a fourth spring 611, the baffle 61 is symmetrically and rotatably arranged in the shell 1 in a front-back symmetrical manner, the baffle 61 is matched with the shell 1, the spring 62 is symmetrically connected between the baffle 61 and the shell 1, the ratchet gear 63 is symmetrically arranged on the baffle 61, the two second guide rods 64 are symmetrically arranged on the shell 1 in a left-right symmetrical manner, the first connecting rod 65 is slidably arranged between the tops of the second guide rods 64 on the same side, the first connecting rod 65 is connected with the first guide rod 51, the second springs 66 are symmetrically connected between the first connecting rod 65 and the shell 1, the second springs 66 are respectively sleeved on the second guide rods 64, the ratchet bar 67 is symmetrically and slidably arranged on the lower portion of the first connecting rod 65, the ratchet bar 67 is matched with the ratchet gear 63, all be connected with third spring 68 between ratchet 67 and the first connecting rod 65, third spring 68 suits respectively on ratchet 67, and the left and right sides is all around the symmetry in casing 1 and is equipped with third guide bar 69, all is equipped with dog 610 on the third guide bar 69, all opens flutedly on the dog 610, cooperates between dog 610 and the baffle 61, all is connected with fourth spring 611 between dog 610 and the casing 1, and fourth spring 611 suits respectively on third guide bar 69.

When the first guide rod 51 moves downwards, the first connecting rod 65 and the ratchet rack 67 are driven to move downwards, the second spring 66 is compressed, the ratchet rack 67 is pressed by the ratchet wheel 63 to move inwards, the third spring 68 is compressed, when the ratchet rack 67 is separated from the ratchet wheel 63, the ratchet rack 67 moves outwards and resets under the action of the third spring 68, the grinding block 4 grinds the pediatric drug particles on the baffle 61 into powder, when the grinding block 4 moves upwards and is separated from the baffle 61 after grinding is completed, the two side stoppers 610 are pulled outwards, the fourth spring 611 is compressed, the baffle 61 rotates downwards to open under the action of the reset of the compressed spring 62 in the initial state, the powder is poured out of the discharge opening of the shell 1, and under the action of the grinding block 4 and the first guide rod 51 moving upwards, the first link 65 and the ratchet bar 67 are driven to move upwards, the second spring 66 is reset, the ratchet bar 67 is meshed with the ratchet wheel 63, the ratchet wheel 63 and the baffle 61 are driven to rotate upwards to reset when the ratchet bar 67 moves upwards, the clockwork spring 62 is compressed, people loosen the stop 610 after the baffle 61 is reset, the stop 610 moves inwards to reset under the action of the fourth spring 611, and the stop 610 clamps the baffle 61 to prevent the baffle 61 from falling off.

Example 2

On the basis of embodiment 1, as shown in fig. 6 to 12, the sweeping assembly 7 further includes a sweeping assembly 7, the sweeping assembly 7 includes a fourth guide rod 71, a second connecting rod 72, a fifth spring 73, a sliding block 74, a second support rod 75 and a brush 76, the fourth guide rod 71 is disposed on the first connecting rod 65, the second connecting rod 72 is slidably disposed on the fourth guide rod 71, the fifth spring 73 is connected between the second connecting rod 72 and the first connecting rod 65, the fifth spring 73 is respectively sleeved on the fourth guide rod 71, the sliding blocks 74 are symmetrically disposed on the left and right sides of the inside of the housing 1, the sliding blocks 74 are engaged with the second connecting rod 72, the second support rod 75 is disposed between the sliding blocks 74 on the same side, the brush 76 is disposed on the outside of the second support rod 75, and the brush 76 is engaged with the baffle 61.

When the first connecting rod 65 moves downwards, the fifth spring 73 which is stretched in the initial state is reset, the first connecting rod 65 moves downwards to drive the second connecting rod 72 to move downwards to be separated from the sliding block 74, when the baffle 61 rotates downwards to be opened, the sliding block 74, the second supporting rod 75 and the hairbrush 76 move downwards under the action of gravity, the hairbrush 76 brushes residual powder on the baffle 61, the collecting effect is improved, when the first connecting rod 65 and the second connecting rod 72 move upwards, the second connecting rod 72 is in contact with the sliding block 74, the second supporting rod 75 and the hairbrush 76 move upwards to be reset, the hairbrush 76 brushes residual powder on the baffle 61 again, when the second supporting rod 75 is in contact with the top of the shell 1, the upward movement is stopped, the first connecting rod 65 continues to move upwards, so that the second connecting rod 72 is clamped below the sliding block 74, and the fifth spring 73 is stretched.

The locking assembly 8 comprises a pushing block 81, a first torsion spring 82, a fifth guide rod 83, a third connecting rod 84, a wedge block 85 and a sixth spring 86, the pushing block 81 is symmetrically and rotatably arranged on the first connecting rod 65, the first torsion spring 82 is symmetrically connected to the pushing block 81 and the first connecting rod 65, the fifth guide rod 83 is symmetrically arranged on the left side and the right side of the shell 1 in a front-back sliding mode, the third connecting rod 84 is arranged between the tops of the fifth guide rods 83 on the same side, the pushing block 81 is matched with the third connecting rod 84, the third connecting rod 84 is matched with the ratchet rack 67, the wedge block 85 is symmetrically arranged on the third connecting rod 84, the wedge block 85 is matched with the stop block 610, the sixth spring 86 is symmetrically connected between the third connecting rod 84 and the shell 1, and the fifth guide rod 83 is sleeved with the sixth spring 86 respectively.

When the first link 65 and the push block 81 move downwards, the push block 81 contacts with the stopper 610, the push block 81 is pressed to rotate upwards, the first torsion spring 82 deforms, meanwhile, when the first link 65 and the ratchet 67 move downwards, the ratchet 67 and the third link 84 are separated, the third link 84 and the wedge 85 move downwards under the action of the reset of the sixth spring 86 which is in an initial state, the first link 65 and the push block 81 continue to move downwards, when the push block 81 is separated from the stopper 610, the push block 81 rotates downwards and resets under the action of the reset of the first torsion spring 82, at the moment, the push block 81 is positioned in the middle of the stopper 610, when the first link 65, the push block 81 and the ratchet 67 move upwards, the push block 81 and the stopper 610 move outwards, the stopper 610 contacts with the wedge 85, the wedge 85 is pressed to move upwards, the sixth spring 86 is stretched, and the wedge 85 contacts with the groove on the stopper 610, under the action of the sixth spring 86, the wedge block 85 moves downwards to clamp and fix the stop block 610, so that the stop block 610 automatically moves outwards and is fixed, people do not need to pull outwards all the time, then the ratchet bar 67 moves upwards to be in contact with the third connecting rod 84, the two side baffles 61 rotate upwards and are closed at the moment, the third connecting rod 84 and the wedge block 85 are pressed to move upwards, the sixth spring 86 is stretched to separate the wedge block 85 from the stop block 610, and the stop block 610 moves inwards to reset to clamp and fix the baffle 61.

Still including blocking subassembly 9, block subassembly 9 including sixth guide bar 91, wedge pole 92 and seventh spring 93, bilateral symmetry is equipped with sixth guide bar 91 on casing 1, and slidingtype is equipped with wedge pole 92 between the sixth guide bar 91, and cooperation between first guide bar 51 and the wedge pole 92 all is connected with seventh spring 93 between wedge pole 92 and casing 1, and seventh spring 93 all suits on sixth guide bar 91.

When one needs to move the first support rod 52 and the grinding block 4 downwards, the wedge-shaped rod 92 is pulled forwards, the seventh spring 93 is compressed, the wedge-shaped rod 92 moves outwards to be separated from the first guide rod 51, so that the first guide rod 51, the first support rod 52 and the grinding block 4 move downwards, the grinding block 4 grinds medicine particles for pediatrics, the first guide rod 51, the first support rod 52 and the grinding block 4 are lifted upwards after grinding is finished, and the wedge-shaped rod 92 moves backwards to clamp and fix the first guide rod 51 under the reset action of the seventh spring 93, so that the people do not need to hold the grinding block 4 all the time.

The feeding device is characterized by further comprising a covering assembly 10, wherein the covering assembly 10 comprises a fourth connecting rod 101, a cover plate 102 and a second torsion spring 103, the fourth connecting rod 101 is rotatably arranged on the feeding port 2, the cover plate 102 is rotatably arranged on the fourth connecting rod 101, the cover plate 102 is matched with the feeding port 2, and the second torsion spring 103 is symmetrically connected between the cover plate 102 and the feeding port 2.

When people need to pour the pediatric medicine particles into the feeding hole 2, the cover plate 102 is rotated upwards to be opened, the second torsion spring 103 deforms, the cover plate 102 is loosened after the pediatric medicine particles are poured, the cover plate 102 is rotated downwards to reset under the action of the second torsion spring 103, the cover plate 102 blocks the feeding hole 2, the particles are prevented from being ejected out of the feeding hole 2 when being rolled, or foreign matters or bacteria enter the feeding hole to cause pollution.

It should be understood that the above description is for exemplary purposes only and is not meant to limit the present invention. Those skilled in the art will appreciate that variations of the present invention are intended to be included within the scope of the claims herein.