CN112121897A

CN112121897A - Device capable of crushing and sterilizing medical waste

Info

Publication number: CN112121897A
Application number: CN202010980071.8A
Authority: CN
Inventors: 马小邪
Original assignee: Fuzhou Lidete Intelligent Technology Co ltd
Current assignee: Fuzhou Lidete Intelligent Technology Co ltd
Priority date: 2020-09-17
Filing date: 2020-09-17
Publication date: 2020-12-25

Abstract

The invention discloses a device capable of crushing and disinfecting medical wastes, which comprises a shell, wherein a working cavity is arranged in the shell, a disinfection cavity is arranged at the lower side of the working cavity, a disinfection box filled with disinfectant is fixedly arranged at the lower side of the disinfection cavity, and a soaking cavity is fixedly arranged at the lower side of a sliding plate.

Description

Device capable of crushing and sterilizing medical waste

Technical Field

The invention relates to the field of medical waste recovery, in particular to a device capable of crushing and disinfecting medical waste.

Background

Hospital waste refers to all waste that a hospital needs to discard and cannot be reused, and includes biological and non-biological, and also includes domestic garbage. Medical waste refers to waste generated during the course of a patient's activities of diagnosis, treatment, care, and the like.

The medical waste may contain a large amount of pathogenic microorganisms and harmful chemical substances, even radioactive and damaging substances, so that people must disinfect the medical waste, particularly the period from collection to incineration in each department to prevent the medical waste from polluting the environment.

Disclosure of Invention

The technical problem is as follows: after recycling the medical waste and before incineration, we must perform a preliminary treatment to prevent it from polluting the environment.

In order to solve the problems, the embodiment designs a device capable of crushing and disinfecting medical wastes, the device capable of crushing and disinfecting medical wastes comprises a shell, a working chamber is arranged in the shell, a disinfecting chamber is arranged at the lower side of the working chamber, a disinfecting box filled with disinfectant is fixedly arranged at the lower side of the disinfecting chamber, a soaking chamber is fixedly arranged at the lower side of a sliding plate, a multi-filtration device is arranged in the working chamber, the multi-filtration device comprises a door-shaped sliding part which is in sliding connection with a supporting arm extending out of the inner wall of the lower side of the working chamber, an output shaft which is in rotating connection with the inner wall of the right side of the working chamber is arranged in the working chamber, a motor is arranged at the left end of the output shaft and provides power for the output shaft to rotate, and a movable box which penetrates through the left side wall and the right side wall, the movable box is internally provided with a movable cavity, the inner wall of the lower side of the working cavity is in splined connection with a vertical rotating shaft extending into the movable cavity, the output shaft is fixedly connected with a bevel gear pair, the vertical rotating shaft is connected with the output shaft through the bevel gear pair, the vertical rotating shaft is fixedly provided with a movable gear, the movable gear is meshed with the door-shaped sliding part, the upper side of the movable gear is provided with a movable plate rotatably connected with the movable gear, the upper side of the movable plate is fixedly connected with a third gear, the front side of the door-shaped sliding part is provided with a motor, the motor is in sliding connection with a fixed pin, the front side of the vertical rotating shaft is fixedly provided with a supporting arm with a through hole at the lower side connected with the inner wall of the lower side of the working cavity, the supporting arm, the right side of the door-shaped sliding part is provided with a rectangular moving part which is in sliding connection with the inner wall of the lower side of the working cavity, the right side of the rectangular moving piece is provided with a compression spring fixedly connected with a supporting arm extending from the inner wall of the rear side of the working cavity, an arc-shaped block is fixedly arranged on the front side of the compression spring and is connected with the rectangular moving piece in a sliding way, the supporting arm is connected with a sliding part positioned on the left side of the fixed part in a sliding manner, the sliding part is connected with the fixed pin and the rectangular moving part through a rope, a conveying pipeline communicated with the outside is arranged in the working cavity, a conveying cavity is arranged in the conveying pipeline, two rotors which are rotationally connected with the inner wall of the rear side of the working cavity are symmetrically arranged in the conveying cavity from left to right, the medical waste disinfection device is characterized in that a disinfection device capable of disinfecting medical waste is arranged in the disinfection cavity, and the working cavity is provided with a connecting device enabling the sliding part to slide.

Wherein, the multiple filtration device also comprises a filter screen which is connected with the shell in a sliding way, the left side of the filter screen is provided with a horizontal rotating shaft which is connected with the inner wall of the left side of the working cavity in a rotating way, the horizontal rotating shaft is fixedly provided with a cam, the lower side of the filter screen is provided with a telescopic spring which is fixedly connected with a supporting arm extending out of the inner wall of the lower side of the working cavity, the telescopic spring is fixedly connected with the filter screen, the lower side of the horizontal rotating shaft is provided with a rotating shaft which is connected with the inner wall of the lower side of the working cavity in a rotating way, the rotating shaft is connected with the horizontal rotating shaft through a bevel gear pair, the upper side of the horizontal rotating shaft is provided with a baffle which is connected with the conveying pipeline in a sliding way, the right side of the baffle is, the filter screen right side be equipped with the vertical transmission shaft of working chamber upside inner wall rotation connection, the fixed auger pipeline that is equipped with on the vertical transmission shaft.

Wherein, the disinfection device comprises a horizontal baffle plate which is positioned at the lower side of the disinfection box and is connected with the disinfection box in a sliding way, a sliding cavity is arranged at the right side of the disinfection box, two electromagnets are symmetrically arranged in the sliding cavity in a left-right way, the left electromagnet is fixed with the horizontal baffle plate, the left electromagnet is connected with the inner wall of the lower side of the sliding cavity in a sliding way, the right electromagnet is fixedly connected with the inner wall of the right side of the sliding cavity, a sliding plate which is connected with the inner wall of the soaking cavity in a sliding way is arranged at the lower side of the horizontal baffle plate, a reset spring which is fixedly connected with a supporting arm extended from the soaking cavity is arranged at the lower side of the sliding plate, the reset spring is fixedly connected with the sliding plate, a sensor which is fixedly connected with the supporting arm extended from the soaking cavity is arranged, an electronic one-way valve is fixedly arranged in the water pipe.

Wherein, the connecting device also comprises a vertical rotating shaft which is rotatably connected with the inner wall of the upper side of the working cavity and is positioned at the front side of the vertical rotating shaft, a fourth gear is fixedly arranged on the vertical rotating shaft, a rotating part fixedly connected with the vertical rotating shaft is arranged at the lower side of the fourth gear, a vertical connecting shaft rotatably connected with the inner wall of the upper side of the working cavity is arranged at the front side of the vertical rotating shaft, a grooved wheel is fixedly arranged on the vertical connecting shaft and is meshed with the rotating part, a horizontal gear fixedly connected with the vertical connecting shaft is arranged at the lower side of the grooved wheel, a horizontal rack slidably connected with a supporting arm extending out of the supporting arm is arranged at the right side of the horizontal gear, the horizontal rack is meshed with the horizontal gear, a horizontal spring fixedly connected with the supporting arm extending out of the working, the horizontal spring is fixedly connected with the horizontal rack.

The invention has the beneficial effects that: according to the invention, the medical waste is crushed by the double-rotor crushing device, and if the size of the crushed medical waste is still too large, the too large medical waste is crushed again until the medical waste reaches the standard, however, for the medical waste with the size meeting the requirement, the medical waste is soaked in the disinfectant.

Drawings

For ease of illustration, the invention is described in detail by the following specific examples and figures.

FIG. 1 is a schematic view showing the overall construction of an apparatus for pulverizing and sterilizing medical wastes according to the present invention;

FIG. 2 is a schematic view of the structure "A-A" in FIG. 1;

FIG. 3 is a schematic view of the structure "B-B" in FIG. 2;

FIG. 4 is a schematic view of the structure "C-C" in FIG. 2;

FIG. 5 is a schematic view of the structure "D-D" in FIG. 2.

Detailed Description

The invention will now be described in detail with reference to fig. 1-5, for ease of description, the orientations described below will now be defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The invention relates to a device capable of crushing and disinfecting medical wastes, which is mainly applied to the process of crushing and disinfecting the medical wastes, and the invention is further explained by combining the attached drawings of the invention: the device capable of crushing and disinfecting medical wastes comprises a shell 11, wherein a working cavity 23 is arranged in the shell 11, a disinfection cavity 27 is arranged at the lower side of the working cavity 23, a disinfection box 29 filled with disinfectant is fixedly arranged at the lower side of the disinfection cavity 27, a soaking cavity 67 is fixedly arranged at the lower side of a sliding plate 31, a multi-time filtering device 901 is arranged in the working cavity 23, the multi-time filtering device 901 comprises a door-shaped sliding part 42 which is in sliding connection with a supporting arm extending out of the inner wall at the lower side of the working cavity 23, an output shaft 46 which is in rotating connection with the inner wall at the right side of the working cavity 23 is arranged in the working cavity 23, a motor 60 is arranged at the left end of the output shaft 46, the motor 60 provides power for the output shaft 46 to rotate, a moving box 47 which penetrates through the left and right side surfaces of the output shaft 46 is in threaded connection, the inner wall of the lower side of the working cavity 23 is in splined connection with a vertical rotating shaft 36 extending into the moving cavity 48, the output shaft 46 is fixedly connected with a bevel gear pair, the vertical rotating shaft 36 is connected with the output shaft 46 through the bevel gear pair, the vertical rotating shaft 36 is fixedly provided with a moving gear 41, the moving gear 41 is meshed with the door-shaped sliding part 42, the upper side of the moving gear 41 is provided with a moving plate 44 rotatably connected with the moving gear, the upper side of the moving plate 44 is fixedly connected with a third gear 45, the front side of the door-shaped sliding part 42 is provided with a motor 60, the motor 60 is slidably connected with a fixed pin 43, the front side of the vertical rotating shaft 36 is fixedly provided with a supporting arm 59 with a lower side through hole connected with the inner wall of the lower side of the working cavity 23, the supporting arm 59 is rotatably connected, the straight rod 58 is hinged to the fixed pin 43, the right side of the door-shaped sliding part 42 is provided with a rectangular moving part 61 which is connected with the inner wall of the lower side of the working cavity 23 in a sliding manner, the right side of the rectangular moving part 61 is provided with a compression spring 63 which is fixedly connected with a supporting arm extending out of the inner wall of the rear side of the working cavity 23, the front side of the compression spring 63 is fixedly provided with an arc-shaped block 62, the arc-shaped block 62 is connected with the rectangular moving part 61 in a sliding manner, the supporting arm 59 is connected with a sliding part 56 which is positioned on the left side of the fixed part 57 in a sliding manner, the sliding part 56 is connected with the fixed pin 43 and the rectangular moving part 61 through a rope, a conveying pipeline 20 which is communicated with the outside is arranged in the working cavity 23, a conveying cavity 21 is arranged in the conveying, the output shaft 46 rotates, the rack on the upper side of the door-shaped sliding part 42 is meshed with the moving gear 41 to drive the moving plate 44 to move right and push the rectangular moving part 61 to slide to the right side of the arc-shaped block 62, so that the fixing pin 43 is pulled to rotate clockwise, the rack on the lower side of the door-shaped sliding part 42 is meshed with the moving gear 41, meanwhile, the rack on the upper side of the door-shaped sliding part 42 is disengaged from the moving gear 41, the moving gear 41 moves left, a disinfection device 902 capable of disinfecting medical wastes is arranged in the disinfection cavity 27, and the working cavity 23 is provided with a connecting device 903 for enabling the sliding part 56 to slide.

According to the embodiment, the multi-filtration device 901 will be described in detail below, the multi-filtration device 901 further includes a filter screen 26 slidably connected to the housing 11, a horizontal rotation shaft 15 rotatably connected to the inner wall of the left side of the working chamber 23 is disposed on the left side of the filter screen 26, a cam 65 is fixedly disposed on the horizontal rotation shaft 15, a telescopic spring 16 fixedly connected to a support arm extending from the inner wall of the lower side of the working chamber 23 is disposed on the lower side of the filter screen 26, the telescopic spring 16 is fixedly connected to the filter screen 26, a rotation shaft 14 rotatably connected to the inner wall of the lower side of the working chamber 23 is disposed on the lower side of the horizontal rotation shaft 15, the rotation shaft 14 is connected to the horizontal rotation shaft 15 through a bevel gear pair, a baffle plate 19 slidably connected to the conveying pipe 20 is disposed on the upper side of the horizontal rotation shaft 15, a push plate 18 is fixedly disposed on the right side, spline connection has removal straight-bar 40 on the vertical rotation axis 36, remove straight-bar 40 with push rod 17 fixed connection, the filter screen 26 right side be equipped with 23 upside inner walls of working chamber rotate the vertical transmission shaft 25 of connecting, the fixed auger pipeline 24 that is equipped with on the vertical transmission shaft 25, medical waste follows carry chamber 21 to pour into the back process rotor 22 is smashed, and filter screen 26 of rethread shake makes the medical waste that the size is up to standard, and what not up to standard will pass through push pedal 18 moves to the right, pushes auger pipeline 24 with it, follows carry 21 upside openings of chamber to get into once more, smash once more.

According to the embodiment, the disinfecting device 902 is described in detail below, the disinfecting device 902 includes a horizontal baffle 66 located at the lower side of the disinfecting box 29 and slidably connected to the disinfecting box 29, the right side of the disinfecting box 29 is provided with a sliding cavity 34, two electromagnets 30 are symmetrically arranged in the sliding cavity 34, the left side electromagnet 30 is fixed to the horizontal baffle 66, the left side electromagnet 30 is slidably connected to the inner wall of the lower side of the sliding cavity 34, the right side electromagnet 30 is fixedly connected to the inner wall of the right side of the sliding cavity 34, the lower side of the horizontal baffle 66 is provided with a sliding plate 31 slidably connected to the inner wall of the soaking cavity 67, the lower side of the sliding plate 31 is provided with a return spring 32 fixedly connected to the soaking cavity 67 by a support arm, the return spring 32 is fixedly connected to the sliding plate 31, the right side of the return spring 32 is provided with a sensor 33 fixedly connected to the, soak the fixed case 35 that is equipped with of chamber 67 downside, disinfect box 29 right side is fixed to be equipped with the water pipe 12 with external intercommunication, the water pipe 12 internal fixation is equipped with electron check valve 28, and medical waste after smashing and screening continues to fall into in the antiseptic solution of disinfect box 29, thereby make sliding plate 31 moves down gradually, moves down to the touching as it behind sensor 33, electro-magnet 30 circular telegram, left side electro-magnet 30 drives horizontal baffle 66 moves to the right side, thereby makes medical waste and antiseptic solution in the disinfect box 29 fall into soak in the case 35, and simultaneously electron check valve 28 opens, by water pipe 12 carries out the replenishment of antiseptic solution.

According to the embodiment, the connecting device 903 is described in detail below, the connecting device 903 further includes a vertical rotating shaft 49 rotatably connected to the inner wall of the upper side of the working chamber 23 and located in front of the vertical rotating shaft 36, a fourth gear 50 is fixedly disposed on the vertical rotating shaft 49, a rotating member 51 fixedly connected to the vertical rotating shaft 49 is disposed under the fourth gear 50, a vertical connecting shaft 53 rotatably connected to the inner wall of the upper side of the working chamber 23 is disposed on the front side of the vertical rotating shaft 49, a grooved pulley 52 is fixedly disposed on the vertical connecting shaft 53, the grooved pulley 52 is engaged with the rotating member 51, a horizontal gear 55 fixedly connected to the vertical connecting shaft 53 is disposed under the grooved pulley 52, a horizontal rack 54 slidably connected to the supporting arm 59 is disposed on the right side of the horizontal gear 55, the horizontal rack 54 is engaged with the horizontal gear 55, a horizontal spring 64 fixedly connected with a support arm extending out of the working cavity 23 is arranged on the right side of the horizontal rack 54, the horizontal spring 64 is fixedly connected with the horizontal rack 54, the vertical rotating shaft 36 moves leftwards, so that the third gear 45 is meshed with the fourth gear 50, the horizontal rack 54 is driven to rotate, the horizontal rack 54 moves leftwards, the sliding piece 56 is pushed leftwards, the straight rod 58 rotates anticlockwise, the rack on the rear side of the door-shaped sliding piece 42 is disengaged from the moving gear 41, and the moving gear 41 and the rack on the front side of the door-shaped sliding piece 42 are in a meshed state.

The following will describe in detail the use of a device for comminuting and disinfecting medical waste according to the present invention with reference to fig. 1 to 5: initially, the moving gear 41 is located at the leftmost side and is in a close state with the front side of the door-shaped sliding member 42, but is not engaged with the rack on the front side of the door-shaped sliding member 42 (in an idle state), the straight rod 58 is in a vertical state with the supporting arm 59, and the rectangular moving member 61 is located at the right side of the arc-shaped block 62.

Medical wastes enter the conveying cavity 21 through the conveying pipeline 20, are crushed by the rotor 22 and then fall onto the filter screen 26, the motor 60 is started to rotate the vertical transmission shaft 25, the output shaft 46 rotates, the vertical rotating shaft 36 rotates, and because the medical wastes are positioned at the leftmost side in the door-shaped sliding part 42, the third gear 45 is meshed with the fourth gear 50, the second gear 39 is meshed with the first gear 38 to drive the connecting shaft 37 to rotate, so that the rotating shaft 14 is driven to rotate, the horizontal rotating shaft 15 is driven to rotate, the cam 65 is driven to rotate, the filter screen 26 is driven to shake up and down according to the cooperation with the expansion spring 16, and the crushed medical wastes with the standard size can fall into the sterilizing box 29 more without accumulation through the shaking of the filter screen 26, and the third gear 45 is meshed with the fourth gear 50 to drive the vertical rotating shaft 49 to rotate, thereby rotating the rotating member 51, driving the grooved wheel 52 to rotate, driving the vertical connecting shaft 53 to rotate, driving the horizontal gear 55 to rotate, thereby moving the horizontal rack 54 to the left, until pushing the sliding member 56 to move to the left, thereby pulling the straight rod 58 to rotate counterclockwise, then pulling the rectangular moving member 61 to move to the left of the arc-shaped block 62, thereby moving the door-shaped sliding member 42 backward, thereby engaging the rack on the front side of the door-shaped sliding member 42 with the moving gear 41, since the door-shaped sliding member 42 is fixed in the left-right direction, the moving gear 41 rotates, thereby moving the moving gear 41 to the right at the same time, thereby driving the vertical rotating shaft 36 to move to the right, thereby driving the moving cavity 48 to move to the right, thereby disengaging the third gear 45 from the fourth gear 50, the second gear 39 from the first gear 38 (the filter screen 26 will not shake any more), the vertical rotating shaft 36 moves to the moving straight rod 40 to the right, and then the push rod 17 is driven to move rightwards, so that the push plate 18 moves rightwards, the materials which are blocked on the filter screen 26 and have overlarge sizes are pushed into the auger pipeline 24, the materials are conveyed from the lower side of the auger pipeline 24 to the upper side of the auger pipeline 24 through the rotation of the vertical transmission shaft 25 and then enter the conveying cavity 21 from the opening of the conveying pipeline 20 for secondary crushing treatment, and if the materials do not reach the standard, the operation is repeated, and the crushing treatment is carried out again.

When the movable gear 41 moves to the right until the rectangular movable member 61 is pushed to move to the right side of the arc-shaped block 62, the arc-shaped block 62 drives the straight rod 58 through the rope to enable the straight rod 58 to be in a vertical state, then the sliding member 56 is pulled to move to the right, the portal-shaped sliding member 42 is driven by the straight rod 58 to move backwards, at the moment, the rack on the front side of the portal-shaped sliding member 42 is meshed with the movable gear 41, the rack on the rear side of the portal-shaped sliding member 42 is disengaged from the movable gear 41, then the movable gear 41 moves to the left until the leftmost side in the portal-shaped sliding member 42, at the moment, the movable gear 41 is not meshed with the rack on the front side of the portal-shaped sliding member 42 and is in an idle running state, the third gear 45 and the fourth gear 50, the second gear 39 and the first gear 38 return.

The crushed materials enter the disinfection box 29 with the disinfectant to be disinfected, the sliding plate 31 gradually moves downwards along with more materials entering the disinfection box 29, when the sliding plate moves downwards to touch the soaking cavity 67, the electromagnet 30 is electrified, the electromagnet 30 on the left side drives the sliding plate 31 to be sucked to the right side, the disinfectant and the materials in the disinfection box 29 fall into the soaking box 35 to be further processed, the electronic one-way valve 28 is opened when the materials touch the soaking cavity 67, and new disinfectant is supplemented into the disinfection box 29 through the water pipe 12.

In the above manner, a person skilled in the art can make various changes depending on the operation mode within the scope of the present invention.

Claims

1. The utility model provides a can smash medical waste and carry out sterile device, which comprises a housin, be equipped with the working chamber in the casing, the working chamber downside is equipped with the disinfection chamber, the fixed disinfect box that is equipped with the antiseptic solution of disinfection chamber downside, the fixed soaking chamber that is equipped with of sliding plate downside, its characterized in that: the multi-time filtering device is arranged in the working cavity and comprises a door-shaped sliding part which is in sliding connection with a supporting arm extending out of the inner wall of the lower side of the working cavity, an output shaft which is in rotating connection with the inner wall of the right side of the working cavity is arranged in the working cavity, the left end of the output shaft is provided with a motor which provides power for the output shaft to rotate, the output shaft is in threaded connection with a moving box through which the left side wall and the right side wall of the output shaft penetrate, a moving cavity is arranged in the moving box, the inner wall of the lower side of the working cavity is in splined connection with a vertical rotating shaft extending into the moving cavity, a bevel gear pair is fixedly connected to the output shaft, the vertical rotating shaft is connected with the output shaft through the bevel gear pair, a moving gear is fixedly arranged on the vertical rotating shaft and is in meshed connection with the door-, the upper side of the movable plate is fixedly connected with a third gear, the front side of the door-shaped sliding part is provided with a motor, the motor is connected with a fixed pin in a sliding manner, the front side of the vertical rotating shaft is fixedly provided with a supporting arm with a through hole at the lower side, the supporting arm is connected with a fixed part in a rotating manner, the fixed part is hinged with a straight rod, the straight rod is hinged with the fixed pin, the right side of the door-shaped sliding part is provided with a rectangular moving part in sliding connection with the inner wall at the lower side of the working chamber, the right side of the rectangular moving part is provided with a compression spring fixedly connected with the supporting arm extending out of the inner wall at the rear side of the working chamber, the front side of the compression spring is fixedly provided with an arc-shaped block, the arc-shaped block is in sliding connection with the rectangular, the utility model discloses a medical waste disinfection device, including work chamber, conveying chamber, disinfection intracavity, be equipped with the pipeline with external intercommunication in the work chamber, be equipped with the conveying chamber in the conveying pipeline, conveying intracavity bilateral symmetry be equipped with two rotors that the work chamber rear side inner wall rotated the connection, be equipped with the degassing unit that can disinfect to medical waste in the disinfection intracavity, the work chamber is equipped with connecting device and makes the gliding connecting device of slider.

2. The apparatus for pulverizing and sterilizing medical waste according to claim 1, wherein: the multiple filtration device also comprises a filter screen which is connected with the shell in a sliding way, a horizontal rotating shaft which is connected with the inner wall of the left side of the working cavity in a rotating way is arranged on the left side of the filter screen, a cam is fixedly arranged on the horizontal rotating shaft, a telescopic spring which is fixedly connected with a supporting arm extending out of the inner wall of the lower side of the working cavity is arranged on the lower side of the filter screen, the telescopic spring is fixedly connected with the filter screen, a rotating shaft which is connected with the inner wall of the lower side of the working cavity in a rotating way is arranged on the lower side of the horizontal rotating shaft, the rotating shaft is connected with the horizontal rotating shaft through a bevel gear pair, a baffle which is connected with the conveying pipeline in a sliding way is arranged on the upper side of the horizontal rotating shaft, a push plate is fixedly arranged on, the filter screen right side be equipped with the vertical transmission shaft of working chamber upside inner wall rotation connection, the fixed auger pipeline that is equipped with on the vertical transmission shaft.

3. The apparatus for pulverizing and sterilizing medical waste according to claim 1, wherein: the disinfection device comprises a horizontal baffle plate which is positioned at the lower side of the disinfection box and is in sliding connection with the disinfection box, a sliding cavity is arranged at the right side of the disinfection box, two electromagnets are symmetrically arranged in the sliding cavity in the left-right direction, the left electromagnet is fixed with the horizontal baffle plate, the left electromagnet is in sliding connection with the inner wall of the lower side of the sliding cavity, the right electromagnet is fixedly connected with the inner wall of the right side of the sliding cavity, a sliding plate which is in sliding connection with the inner wall of the soaking cavity is arranged at the lower side of the horizontal baffle plate, a reset spring which is fixedly connected with a support arm extending out of the soaking cavity is arranged at the lower side of the sliding plate, the reset spring is fixedly connected with the sliding plate, a sensor which is fixedly connected with the support arm extending out of the soaking cavity is arranged at the right side, an electronic one-way valve is fixedly arranged in the water pipe.

4. The apparatus for pulverizing and sterilizing medical waste according to claim 1, wherein: the connecting device also comprises a vertical rotating shaft which is rotationally connected with the inner wall of the upper side of the working cavity and is positioned at the front side of the vertical rotating shaft, a fourth gear is fixedly arranged on the vertical rotating shaft, a rotating part fixedly connected with the vertical rotating shaft is arranged at the lower side of the fourth gear, a vertical connecting shaft which is rotationally connected with the inner wall of the upper side of the working cavity is arranged on the front side of the vertical rotating shaft, a grooved wheel is fixedly arranged on the vertical connecting shaft, the grooved wheel is meshed with the rotating part, a horizontal gear fixedly connected with the vertical connecting shaft is arranged at the lower side of the grooved wheel, a horizontal rack which is connected with the support arm in a sliding way is arranged on the right side of the horizontal gear, the horizontal rack is meshed with the horizontal gear, a horizontal spring fixedly connected with a supporting arm extending out of the working cavity is arranged on the right side of the horizontal rack, and the horizontal spring is fixedly connected with the horizontal rack.