CN113028414A

CN113028414A - Medical waste treatment device

Info

Publication number: CN113028414A
Application number: CN202110457847.2A
Authority: CN
Inventors: 不公告发明人
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-27
Filing date: 2021-04-27
Publication date: 2021-06-25

Abstract

The invention discloses a medical waste treatment device, and belongs to the technical field of medical equipment. A medical waste treatment device comprises a shell, wherein a crushing barrel is fixedly connected in the shell, two symmetrical sealing plates are slidably connected at a discharge port of the crushing barrel, one end, far away from a discharge port of the crushing barrel, of each sealing plate penetrates through the shell, one ends, close to the sealing plates, of two sides of the shell are fixedly connected with electric push rods, telescopic ends of the electric push rods are fixedly connected with the sealing plates, the upper end of the shell is connected with a driving mechanism, a crushing mechanism is arranged in the crushing barrel and is connected with the driving mechanism, and the device can be automatically cleaned through the arrangement of a water spraying mechanism, a reciprocating screw rod, a hollow circular plate and a cleaning brush, so that the labor amount of workers is reduced, the cleaning efficiency is improved, meanwhile, the workers can be prevented from being infected with diseases, and the safety of the device in use is effectively.

Description

Medical waste treatment device

Technical Field

The invention relates to the technical field of medical equipment, in particular to a medical waste treatment device.

Background

Medical waste refers to polluted waste produced by hospitals, such as used cotton balls, gauze, adhesive tapes, waste water, disposable medical appliances, postoperative wastes, overdue medicines and the like, according to medical detection reports of national health departments, the medical waste has the characteristics of space pollution, acute infection, latent pollution and the like, the harmfulness of viruses and germs is dozens, hundreds or even thousands of times of that of common domestic waste, if the medical waste is not treated properly, the serious pollution to the environment can be caused and can also become the source of epidemic diseases, the treatment technology of the medical waste is still in the grope stage in China, the optimal method is still not mature, and the related treatment technology comprises high-temperature treatment methods, such as an incineration method, a pyrolysis method and a vaporization method; alternative treatment methods such as chemical sterilization, high-temperature high-pressure steam sterilization, dry heat sterilization, microwave treatment, and safe landfill; innovative technologies, such as plasma technology and radiation technology, are available for treating medical waste, and can be generally classified into sterilization, incineration, plasma method, pyrolysis method, sanitary landfill method and the like according to different treatment principles.

There are various ways of disposing medical waste, and medical waste is disposed by common incineration method, and since the volume of part of medical waste is large and affects the speed of incineration, it is necessary to crush medical waste before incineration.

Current medical waste crushing treatment equipment is because the internal mechanism is fairly simple, only to medical waste's shredding function, and kibbling efficiency is lower, with the medical waste processing back that finishes, the inside can remain of equipment has a lot of germs, need rinse it, and current medical waste treatment equipment lacks automatic cleaning function, all need the manual work to rinse after using up at every turn, it is very troublesome to rinse, the cleaning efficiency is low, let the staff infect the disease moreover easily, be unfavorable for health and hygiene.

Disclosure of Invention

The invention aims to solve the problems that the existing medical waste crushing treatment equipment only has a crushing treatment function for medical waste due to the fact that an internal mechanism is simple, the crushing efficiency is low, a lot of germs remain in the equipment after the medical waste is treated and need to be cleaned, the existing medical waste treatment equipment lacks an automatic cleaning function, manual cleaning is needed after each use, cleaning is troublesome, the cleaning efficiency is low, workers are prone to being infected with diseases, and health and hygiene are not facilitated.

In order to achieve the purpose, the invention adopts the following technical scheme:

a medical waste treatment device comprises a shell, wherein a crushing barrel is fixedly connected in the shell, two symmetrical sealing plates are connected at a discharge port of the crushing barrel in a sliding mode, one end, far away from a discharge port of the crushing barrel, of each sealing plate penetrates through the shell, one end, close to the sealing plates, of each side of the shell is fixedly connected with an electric push rod, the telescopic end of each electric push rod is fixedly connected with the corresponding sealing plate, the upper end of the shell is connected with a driving mechanism, a crushing mechanism is arranged in the crushing barrel and connected with the driving mechanism, reciprocating lead screws are rotatably connected to two sides of the inner portion of the crushing barrel, hollow circular plates are rotatably connected onto the reciprocating lead screws through threads, cleaning brushes are fixedly connected to the outer surfaces of the hollow circular plates and attached to the inner wall of the crushing barrel, and a transmission assembly is, actuating mechanism meets with reciprocal lead screw through drive assembly, the casing upper end is equipped with the feed inlet, the casing both sides are connected with clean brush assorted water spray mechanism, the inside lower extreme of casing rotates and is connected with bin outlet assorted screw propulsion pole, one side fixedly connected with second motor of bin outlet is kept away from to the casing lower extreme, the one end that the bin outlet was kept away from to the screw propulsion pole runs through in the casing, and with the output fixed connection of second motor, closing plate lower extreme fixedly connected with ultraviolet ray disinfection lamp, the casing lower extreme is equipped with the drainage hole, the casing lower extreme is connected with and filters water hole phase-match header tank, one side that the casing lower extreme is close to the header tank is equipped with the case that gathers materials with bin outlet assorted.

Preferably, the driving mechanism includes a first motor, a first output shaft, and a second output shaft, the first motor is fixedly connected to the upper end of the housing through a support frame, the first output shaft is fixedly connected to the output end of the first motor, one end of the first output shaft, which is far away from the first motor, penetrates through the housing and is fixedly connected with a first gear, the second output shaft is arranged on both sides of the first output shaft and is rotatably connected with the housing, a second gear engaged with the first gear is fixedly connected to the second output shaft, and the crushing mechanism is fixedly connected to the first output shaft and the second output shaft.

Preferably, rubbing crusher constructs including first dwang, second dwang, crushing tooth, first dwang fixed connection is on first output shaft, second dwang fixed connection is on the second output shaft, crushing tooth fixed connection is on first dwang, second dwang, crushing tooth on first dwang, the second dwang matches each other.

Preferably, the transmission assembly comprises a driving gear, a driven gear and a transmission rod, the transmission rod is fixedly connected to the reciprocating screw rod, one end, far away from the reciprocating screw rod, of the transmission rod penetrates through the shell and is fixedly connected with the driven gear, the driving gear is fixedly connected to the ratchet wheel, and the driving gear is connected with the driven gear through a chain.

Preferably, the water spraying mechanism comprises a water storage tank, a first water pump and a spray head, the water storage tank and the first water pump are fixedly connected to two sides of the shell, a water inlet of the first water pump is connected with a water outlet of the water storage tank through a first water pipe, a water outlet of the first water pump is hermetically connected with a second water pipe, and one end, far away from the first water pump, of the second water pipe penetrates through the shell and is fixedly connected with the spray head.

Preferably, one end of each of the two sealing plates is fixedly connected with a sealing rubber pad.

Preferably, the water outlet of the water collecting tank is fixedly connected with a second water pump through a third water pipe, and the water outlet of the second water pump is connected with external sewage treatment equipment through a fourth water pipe.

Preferably, the casing lower extreme passes through bracing piece fixedly connected with base, header tank, collection workbin, second water pump are all placed on the base, base lower extreme both sides are equipped with the support sleeve, fixedly connected with damping spring in the support sleeve, sliding connection has the support column in the support sleeve, the both ends of support column respectively with base, damping spring fixed connection.

Preferably, a first protective cover and a second protective cover are respectively sleeved on the driving mechanism and the second motor and are fixedly connected with the shell.

Compared with the prior art, the invention provides a medical waste treatment device, which has the following beneficial effects:

1. according to the medical waste treatment device, through the arrangement of the crushing mechanism and the ultraviolet disinfection lamp, the medical waste can be thoroughly crushed and disinfected by the device, meanwhile, the spiral pushing rod is arranged, so that the crushed medical waste can be conveniently conveyed out of the device by workers, and the practicability of the device is effectively improved;

2. this kind of medical waste treatment device through the setting of water spray mechanism, reciprocal lead screw, cavity plectane, clean brush, can wash the device automatically, reduces staff's the amount of labour, improves the cleaning efficiency, can also prevent simultaneously that the staff from infecting the disease, the effectual security that has improved the device when using.

Drawings

FIG. 1 is a schematic structural view of a medical waste disposal apparatus according to the present invention;

FIG. 2 is a schematic structural diagram of a driving mechanism, a crushing mechanism and a transmission mechanism in the medical waste disposal device according to the present invention;

FIG. 3 is a schematic structural view of part A of FIG. 1 of a medical waste disposal device according to the present invention;

FIG. 4 is a schematic structural view of a portion B of the medical waste disposal device of FIG. 1 according to the present invention;

FIG. 5 is a schematic structural view of a portion C in FIG. 2 of the medical waste disposal device according to the present invention;

FIG. 6 is a schematic structural view of a ratchet, a first output shaft and a driving gear of the medical waste disposal device according to the present invention;

fig. 7 is a schematic structural view of a housing, a feed inlet, a first protective cover, and a first water pump in the medical waste treatment device according to the present invention.

In the figure: 1. a housing; 101. a first shield; 102. a feed inlet; 2. a milling drum; 3. a first motor; 301. a support frame; 302. a first output shaft; 303. a driving gear; 304. a ratchet wheel; 4. a water storage tank; 5. a first water pump; 6. a transmission rod; 7. an electric push rod; 8. a sealing plate; 9. a second motor; 10. a screw propulsion rod; 11. a water collection tank; 12. a material collecting box; 13. a second water pump; 14. a base; 15. an ultraviolet disinfection lamp; 16. a second output shaft; 17. a first rotating lever; 18. a reciprocating screw rod; 19. a second rotating lever; 20. crushing teeth; 21. sealing the rubber pad; 22. a hollow circular plate; 23. cleaning the brush; 24. a spray head; 1401. a support sleeve; 1402. a support pillar; 1403. a shock absorbing spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Example 1:

referring to fig. 1-7, a medical waste treatment device comprises a housing 1, a crushing barrel 2 is fixedly connected in the housing 1, two symmetrical sealing plates 8 are slidably connected at a discharge port of the crushing barrel 2, one end of each sealing plate 8, which is far away from the discharge port of the crushing barrel 2, penetrates through the housing 1, one ends of two sides of the housing 1, which are close to the sealing plates 8, are fixedly connected with electric push rods 7, telescopic ends of the electric push rods 7 are fixedly connected with the sealing plates 8, a driving mechanism is connected at the upper end of the housing 1, a crushing mechanism is arranged in the crushing barrel 2 and is connected with the driving mechanism, reciprocating lead screws 18 are rotatably connected at two inner sides of the crushing barrel 2, hollow circular plates 22 are rotatably connected on the reciprocating lead screws 18 through threads, cleaning brushes 23 are fixedly connected on the outer surfaces of the hollow circular plates 22, the cleaning brushes 23 are attached to the, actuating mechanism meets with reciprocal lead screw 18 through drive assembly, 1 upper end of casing is equipped with feed inlet 102, 1 both sides of casing are connected with and clean brush 23 assorted water spray mechanism, 1 inside lower extreme of casing rotates and is connected with bin outlet assorted screw propulsion pole 10, one side fixedly connected with second motor 9 of bin outlet is kept away from to 1 lower extreme of casing, the one end that the bin outlet was kept away from to screw propulsion pole 10 runs through in casing 1, and with second motor 9's output fixed connection, 8 lower extreme fixedly connected with ultraviolet ray disinfection lamps 15 of closing plate, 1 lower extreme of casing is equipped with the drainage hole, 1 lower extreme of casing is connected with and drainage hole phase-match header tank 11, one side that 1 lower extreme of casing is close to header tank 11 is equipped with and collects bin 12 with bin outlet assorted.

When the medical garbage crusher is used, a worker firstly moves the medical garbage crusher to a work designated position and then fixes the medical garbage crusher to prevent the medical garbage crusher from displacing during working and affecting the operation of the worker, after the medical garbage crusher is fixed, the worker pours the medical garbage to be crushed into the crushing barrel 2 through the feed inlet 102 and then starts the driving mechanism, the driving mechanism drives the crushing mechanism to crush the medical garbage, after the crushing is completed, the worker controls the electric push rod 7 to extend, the two sealing plates 8 are far away from each other under the action of the electric push rod 7, so that the crushed medical garbage falls to the bottom of the shell 1 through the discharge port, sewage in the crushed medical garbage flows into the water collecting tank 11 through the water filtering holes and is collected, when the sealing plates 8 are opened, the ultraviolet disinfection lamp 15 is started to disinfect the medical garbage, the bacteria propagation in the crushed medical waste is prevented, after the sewage flows out through the water filtering holes, the worker restarts the second motor 9, the second motor 9 drives the spiral pushing rod 10 to rotate, the spiral pushing rod 10 drives the medical waste to move towards the discharge hole of the shell 1, so that the medical waste falls into the collecting box 12 through the discharge hole, the medical waste is conveniently centralized by the worker, when the device needs to be cleaned, the driving mechanism is controlled to rotate reversely at the moment, the driving mechanism drives the transmission assembly to work through the ratchet 304, the transmission assembly drives the reciprocating screw rod 18 to rotate, the reciprocating screw rod 18 drives the hollow circular plate 22 to reciprocate up and down through threads, the hollow circular plate 22 drives the cleaning brush 23 to reciprocate up and down on the inner wall of the crushing barrel 2, and the sewage and the waste attached to the crushing barrel 2 are cleaned, when cleaning brush 23 carries out work, start water spray mechanism and spray water to crushing barrel 2, through cleaning brush 23 and water spray mechanism mutually support, can carry out effectual washing to crushing barrel 2, improve the cleanliness of crushing barrel 2, prevent bacterial growing, sewage after the cleanness then through the drainage hole flow of casing 1 bottom in water collection tank 11, make things convenient for the staff to carry out centralized processing to sewage.

Example 2:

referring to fig. 1-2, a medical waste disposal device, substantially the same as in example 1, further comprising: the driving mechanism comprises a first motor 3, a first output shaft 302 and a second output shaft 16, the first motor 3 is fixedly connected to the upper end of the shell 1 through a support frame 301, the first output shaft 302 is fixedly connected to the output end of the first motor 3, one end of the first output shaft 302 far away from the first motor 3 penetrates through the shell 1 and is fixedly connected with a first gear, the second output shaft 16 is arranged on two sides of the first output shaft 302 and is rotatably connected with the shell 1, a second gear meshed with the first gear is fixedly connected to the second output shaft 16, the crushing mechanism is fixedly connected to the first output shaft 302 and the second output shaft 16, when a worker pours medical waste into the crushing barrel 2 through the feed inlet 102, the first motor 3 is started at the moment, the first motor 3 drives the first output shaft 302 to rotate, the first output shaft 302 drives the first gear to rotate, the first gear drives the second output shaft 16 to rotate through the second gear, thereby drive rubbing crusher and construct and smash medical waste, when needs are cleaned crushing barrel 2, drive first output shaft 302 through first motor 3 this moment and carry out the reversal, first output shaft 302 rethread ratchet 304 drives drive assembly and rotates, and drive assembly drives reciprocal lead screw 18 again and rotates to clean crushing barrel 2, thereby reduce staff's the amount of labour, improve work efficiency simultaneously.

Example 3:

referring to fig. 1-2, a medical waste disposal device, substantially the same as in example 1, further comprising: crushing mechanism includes first dwang 17, second dwang 19, smash tooth 20, first dwang 17 fixed connection is on first output shaft 302, second dwang 19 fixed connection is on second output shaft 16, smash tooth 20 fixed connection at first dwang 17, on second dwang 19, first dwang 17, smash tooth 20 on the second dwang 19 and match each other, when first output shaft 302, second output shaft 16 rotates, can drive first dwang 17, second dwang 19 rotates, first dwang 17, second dwang 19 drives again and smashes tooth 20 and rotates, thereby smash medical waste, through first dwang 17, second dwang 19, smash the setting of tooth 20, the effectual crushing effect that has improved the device to medical waste.

Example 4:

referring to fig. 2, 5 and 6, a medical waste disposal device, substantially the same as in embodiment 1, further comprising: the transmission assembly comprises a driving gear 303, a driven gear and a transmission rod 6, the transmission rod 6 is fixedly connected to a reciprocating screw rod 18, one end, far away from the reciprocating screw rod 18, of the transmission rod 6 penetrates through the shell 1 and is fixedly connected with the driven gear, the driving gear 303 is fixedly connected to a ratchet 304, the driving gear 303 and the driven gear are connected through a chain, when the crushing barrel 2 needs to be cleaned, the driving mechanism is controlled to rotate reversely, the driving gear 303 is driven to rotate through the ratchet 304, the driving gear 303 drives the driven gear to rotate through the chain, the driven gear drives the transmission rod 6 to rotate, the transmission rod 6 drives the reciprocating screw rod 18 to rotate, the reciprocating screw rod 18 drives a hollow circular plate 22 to rotate through threads, the hollow circular plate 22 drives a cleaning brush 23 to rotate, and accordingly, sewage and garbage attached to the inner wall of the crushing barrel 2 are cleaned, thereby improving the cleanliness of the crushing cylinder 2 and preventing bacteria from breeding.

Example 5:

referring to fig. 1 and 5, a medical waste disposal device, substantially the same as in embodiment 1, further comprising: the water spraying mechanism comprises a water storage tank 4, a first water pump 5, a spray head 24, the water storage tank 4, the two sides of a shell 1 are fixedly connected with the equal water pump 5, the water inlet of the first water pump 5 is connected with the water outlet of the water storage tank 4 through a first water pipe, the water outlet of the first water pump 5 is hermetically connected with a second water pipe, one end, far away from the first water pump 5, of the second water pipe penetrates through the shell 1, the second water pipe is fixedly connected with the spray head 24, when the cleaning brush 23 cleans the crushing barrel 2, at the moment, the first water pump 5 is opened, the first water pump 5 sucks out water in the water storage tank 4 through the first water pipe, then the second water pipe conveys water to the spray head 24, then water is sprayed to the crushing barrel 2, and the cleaning efficiency of the cleaning brush 23 on the crushing barrel 2 is improved.

Example 6:

referring to fig. 3, a medical waste disposal apparatus, substantially the same as in embodiment 1, further comprising: the equal fixedly connected with sealing rubber pad 21 of one end that two closing plates 8 laminated mutually, through sealing rubber pad 21's setting, can further improve the leakproofness between two closing plates 8, prevent to flow out crushing barrel 2 for kibbling medical waste.

Example 7:

referring to fig. 1, a medical waste disposal apparatus, substantially the same as in embodiment 1, further comprising: the outlet of header tank 11 passes through third water pipe fixedly connected with second water pump 13, and the delivery port of second water pump 13 meets through fourth water pipe and external sewage treatment device, through the setting of second water pump 13, makes things convenient for the staff to carry the sewage in the header tank 11 and handles in sewage treatment device, the effectual amount of labour that has reduced the staff, reduces the cost of transportation simultaneously.

Example 8:

referring to fig. 1 and 4, a medical waste disposal device, substantially the same as in embodiment 1, further comprising: support rod fixedly connected with base 14 is passed through to 1 lower extreme of casing, water catch tank 11, case 12 gathers materials, second water pump 13 all places on

base

14, 14 lower extreme both sides of base are equipped with support sleeve 1401, fixedly connected with damping spring 1403 in support sleeve 1401, sliding connection has support column 1402 in support sleeve 1401, the both ends of support column 1402 respectively with base 14, damping spring 1403 fixed connection, through support sleeve 1401, support column 1402, damping spring 1403's setting, can play absorbing effect to the device, prevent that the device from taking place the displacement at the during operation, influence staff's effect.

Example 9:

referring to fig. 1 and 7, a medical waste disposal device, substantially the same as in embodiment 1, further comprising: first protection casing 101, second protection casing have been cup jointed on actuating mechanism, the second motor 9 respectively, and first protection casing 101, second protection casing all with 1 fixed connection of casing, through the setting of first protection casing 101, second protection casing, can play the effect of protection to actuating mechanism, second motor 9, improve its security.

According to the invention, through the arrangement of the crushing mechanism and the ultraviolet disinfection lamp 15, the medical garbage can be thoroughly crushed and disinfected by the device, meanwhile, the spiral propelling rod 10 is also arranged, so that the crushed medical garbage can be conveniently conveyed out of the device by workers, the practicability of the device is effectively improved, through the arrangement of the water spraying mechanism, the reciprocating screw rod 18, the hollow circular plate 22 and the cleaning brush 23, the device can be automatically cleaned, the labor amount of the workers is reduced, the cleaning efficiency is improved, meanwhile, the workers can be prevented from infecting diseases, and the safety of the device in use is effectively improved.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. A medical waste treatment device comprises a shell (1) and is characterized in that a crushing barrel (2) is fixedly connected in the shell (1), two symmetrical sealing plates (8) are slidably connected to a discharge port of the crushing barrel (2), one end, far away from the discharge port of the crushing barrel (2), of each sealing plate (8) penetrates through the shell (1), one ends, close to the sealing plates (8), of two sides of the shell (1) are fixedly connected with electric push rods (7), the telescopic ends of the electric push rods (7) are fixedly connected with the sealing plates (8), the upper end of the shell (1) is connected with a driving mechanism, a crushing mechanism is arranged in the crushing barrel (2) and is connected with the driving mechanism, reciprocating screw rods (18) are rotatably connected to two inner sides of the crushing barrel (2), and hollow circular plates (22) are rotatably connected to the reciprocating screw rods (18) through threads, the outer surface of the hollow circular plate (22) is fixedly connected with a cleaning brush (23), the cleaning brush (23) is attached to the inner wall of the crushing barrel (2), the driving mechanism is connected with a transmission assembly in a rotating mode through a ratchet wheel (304), the driving mechanism is connected with a reciprocating screw rod (18) through the transmission assembly, a feed inlet (102) is formed in the upper end of the shell (1), both sides of the shell (1) are connected with a water spraying mechanism matched with the cleaning brush (23), the lower end inside the shell (1) is rotatably connected with a spiral propelling rod (10) matched with a discharge hole, one side of the lower end of the shell (1) far away from the discharge hole is fixedly connected with a second motor (9), one end of the spiral propelling rod (10) far away from the discharge hole penetrates through the shell (1) and is fixedly connected with the output end of the second motor (9), and an ultraviolet disinfection lamp (15) is fixedly connected with the lower, the utility model discloses a water filter, including casing (1), casing (1) lower extreme is equipped with the drainage hole, casing (1) lower extreme be connected with drainage hole phase-match header tank (11), one side that casing (1) lower extreme is close to header tank (11) is equipped with bin outlet assorted case (12) that gathers materials.

2. The medical waste disposal device according to claim 1, wherein said drive mechanism comprises a first motor (3), a first output shaft (302), a second output shaft (16), the first motor (3) is fixedly connected with the upper end of the shell (1) through a supporting frame (301), the first output shaft (302) is fixedly connected with the output end of the first motor (3), one end of the first output shaft (302) far away from the first motor (3) penetrates through the shell (1), and is fixedly connected with a first gear, the second output shaft (16) is arranged at two sides of the first output shaft (302), and is rotationally connected with the shell (1), a second gear meshed with the first gear is fixedly connected on the second output shaft (16), the crushing mechanism is fixedly connected to the first output shaft (302) and the second output shaft (16).

3. The medical waste disposal device of claim 2, wherein said crushing mechanism comprises a first rotating rod (17), a second rotating rod (19), and crushing teeth (20), said first rotating rod (17) is fixedly connected to the first output shaft (302), said second rotating rod (19) is fixedly connected to the second output shaft (16), said crushing teeth (20) are fixedly connected to the first rotating rod (17) and the second rotating rod (19), and said crushing teeth (20) on the first rotating rod (17) and the second rotating rod (19) are matched with each other.

4. The medical waste disposal device of claim 1, wherein the transmission assembly comprises a driving gear (303), a driven gear and a transmission rod (6), the transmission rod (6) is fixedly connected to the reciprocating screw rod (18), one end of the transmission rod (6) far away from the reciprocating screw rod (18) penetrates through the housing (1) and is fixedly connected with the driven gear, the driving gear (303) is fixedly connected to the ratchet (304), and the driving gear (303) is connected with the driven gear through a chain.

5. The medical waste treatment device according to claim 4, wherein the water spraying mechanism comprises a water storage tank (4), a first water pump (5) and a spray head (24), the water storage tank (4) and the first water pump (5) are fixedly connected to two sides of the shell (1), a water inlet of the first water pump (5) is connected with a water outlet of the water storage tank (4) through a first water pipe, a water outlet of the first water pump (5) is hermetically connected with a second water pipe, and one end, far away from the first water pump (5), of the second water pipe penetrates through the shell (1) and is fixedly connected with the spray head (24).

6. The medical waste disposal device according to claim 1, wherein a sealing rubber gasket (21) is fixedly connected to both of the attached ends of the two sealing plates (8).

7. The medical waste disposal device according to claim 6, wherein a second water pump (13) is fixedly connected to a water outlet of the water collection tank (11) through a third water pipe, and a water outlet of the second water pump (13) is connected to an external sewage treatment device through a fourth water pipe.

8. The medical waste treatment device according to claim 7, wherein the lower end of the housing (1) is fixedly connected with a base (14) through a support rod, the water collection tank (11), the material collection tank (12) and the second water pump (13) are all placed on the base (14), two sides of the lower end of the base (14) are provided with support sleeves (1401), damping springs (1403) are fixedly connected in the support sleeves (1401), support columns (1402) are slidably connected in the support sleeves (1401), and two ends of each support column (1402) are respectively and fixedly connected with the base (14) and the damping springs (1403).

9. The medical waste treatment device according to claim 1, wherein the driving mechanism and the second motor (9) are respectively sleeved with a first protective cover (101) and a second protective cover, and the first protective cover (101) and the second protective cover are both fixedly connected with the housing (1).