CN117184695A - Medical waste negative pressure collecting device and method capable of achieving embedded automatic disinfection - Google Patents

Abstract

The application relates to an embedded automatic disinfection medical waste negative pressure collecting device and method, and relates to the technical field of medical waste collection. The garbage can comprises a mounting piece, a negative pressure retaining module and a cover opening module, wherein the mounting piece is nested on a can opening of the garbage can, a putting through hole is formed in the mounting piece, the putting through hole corresponds to the can opening of the garbage can, and a containing space is formed in the mounting piece; the negative pressure holding module is arranged in the accommodating space and extends into the putting through hole; the cover opening module is rotatably arranged on the mounting piece; wherein, be provided with well accuse device on the installed part, uncap module and negative pressure and keep the module and all be connected with well accuse device electricity. The mounting can be embedded to the top of garbage bin, forms negative pressure environment in the garbage bin, when will uncap the module and topple over medical waste in to the garbage bin, the smell in the garbage bin can not be inhaled by medical personnel, has solved the problem that current garbage bin can't be with negative pressure device adaptation on the market.

Description

Medical waste negative pressure collecting device and method capable of achieving embedded automatic disinfection

Technical Field

The application relates to the technical field of medical waste collection, in particular to a medical waste negative pressure collection device and method capable of achieving embedded automatic disinfection.

Background

In medical places such as hospitals and clinics, a large amount of medical waste is generated, and a large number of germs are usually carried on the medical waste. At present, a garbage can is generally adopted for medical waste collection.

In the medical waste collection process, in the process of opening the dustbin, gas in the dustbin can overflow into the air along with the flip, so that surrounding personnel or the environment are polluted. In the normal pressure storing process of medical waste, because the sealing of the dustbin cover and the dustbin is not tight, gas or smell in the dustbin is at risk of overflowing, and especially medical staff can inhale the gas in the dustbin by the medical staff when opening the dustbin to pour the medical waste into the dustbin, so that potential safety hazards are caused.

The existing negative pressure environment can be generally created in the dustbin, and the purpose that gas in the dustbin cannot escape to the outside of the dustbin is achieved through the negative pressure environment. However, the prior art generally improves the internal structure of the dustbin, so that the dustbin existing in the market cannot be directly adapted.

Aiming at the related technology, the problem that the existing garbage can on the market cannot be matched with the negative pressure device exists.

Disclosure of Invention

In view of the shortcomings of the prior art, the application aims to provide an embedded automatic disinfection medical waste negative pressure collecting device and method, which aim to solve the problem that the existing garbage can in the market cannot be matched with a negative pressure device.

The application provides an embedded automatic disinfection medical waste negative pressure collecting device and method, which adopts the following technical scheme: an embeddable, self-sterilizing medical waste negative pressure collection device, comprising:

the garbage bin comprises a mounting piece, a storage part and a storage part, wherein the mounting piece is nested on a bin opening of the garbage bin, a putting through hole is formed in the mounting piece, and the putting through hole is arranged corresponding to the bin opening of the garbage bin; and the mounting piece is internally provided with an accommodating space;

the negative pressure maintaining module is arranged in the accommodating space; the negative pressure maintaining module stretches into the throwing through hole and is used for sucking air in the throwing through hole;

the cover opening module is rotatably arranged on the mounting piece and is used for covering the putting through hole;

the mounting piece is provided with a central control device, the negative pressure holding module is electrically connected with the central control device, the cover opening module is electrically connected with the central control device, and the central control device is used for receiving a cover opening signal of the cover opening module and controlling the air extraction power of the negative pressure holding module.

Optionally, the mounting piece comprises a sealing shell and a workbench, the sealing shell is provided with the putting through hole, and the accommodating space is formed in the sealing shell; the workbench is arranged in the accommodating space and surrounds the putting through hole;

wherein, the workbench is provided with first negative pressure vent holes at intervals, which are communicated with the accommodating space and the putting through holes; the negative pressure maintaining module is inserted into the first negative pressure vent hole and used for exhausting air towards the putting through hole.

Optionally, the negative pressure maintaining module comprises a negative pressure fan, a negative pressure pipeline and a negative pressure suction nozzle, wherein one end of the negative pressure pipeline is connected with the negative pressure fan, and the other end of the negative pressure pipeline extends into the accommodating space and is arranged around the workbench; one end of the negative pressure suction nozzle is connected with the negative pressure pipeline, and the other end of the negative pressure suction nozzle is connected with the first negative pressure vent hole.

Optionally, a second negative pressure vent hole is further formed in the workbench, one end of the second negative pressure vent hole is communicated to the putting through hole, and the other end of the second negative pressure vent hole is communicated with the first negative pressure vent hole.

Optionally, the cover opening module comprises a rotary cover plate and a rotary hinge, and the rotary cover plate covers the putting through hole; the rotary hinge is arranged at the top of the mounting piece, and the rotary cover plate is hinged with the mounting piece through the rotary hinge.

Optionally, the cover opening module further comprises a human body induction sensor, a push rod assembly and a cover plate connecting piece, wherein the push rod assembly is arranged on the inner surface of the top of the mounting piece, the push rod assembly is rotationally connected with the cover plate connecting piece, and the cover plate connecting piece is fixedly connected with the rotating cover plate;

the human body induction sensor is arranged on the mounting piece and is electrically connected with the central control device, and the human body induction sensor is used for collecting information about whether people get close to the surrounding area or not.

Optionally, the medical waste negative pressure collecting device further comprises a disinfectant container, a disinfection pipeline and a disinfection nozzle, wherein one end of the disinfection pipeline is connected with the disinfectant container, and the other end of the disinfection pipeline extends into the accommodating space and is in butt joint with the disinfection nozzle;

the workbench is provided with a disinfection through hole which is communicated with the accommodating space and the putting through hole, and the disinfection nozzle is arranged in the disinfection through hole.

Optionally, the disinfection device further comprises a liquid level sensor and a control valve, wherein the liquid level sensor is arranged on the disinfection liquid container and used for collecting a liquid level signal in the disinfection liquid container, and the control valve is arranged on the disinfection pipeline and used for adjusting the on-off state of the disinfection pipeline.

Optionally, the medical waste negative pressure collecting device further comprises a sealing module, wherein the sealing module is arranged below the mounting piece and is abutted with the bin opening of the garbage bin.

The application also discloses a method of the medical waste negative pressure collecting device capable of being embedded and automatically disinfected, which comprises the following steps:

the negative pressure maintaining module is used for extracting the gas in the putting through hole with first air extraction power to maintain the negative pressure environment in the putting through hole;

when an uncovering signal is received, controlling the negative pressure maintaining module to exhaust air with a second exhaust power; wherein the second pumping power is greater than the first pumping power.

Compared with the prior art, the embodiment of the application has the following advantages:

the garbage can is sleeved with the garbage bag, the garbage can is arranged below the mounting piece, the putting through hole corresponds to the can opening of the garbage can, and the mounting piece can be embedded above the garbage can. After installing the mounting, start medical waste negative pressure collection device, under the normal condition, the module of uncapping is the state of covering on putting in the through-hole, negative pressure keeps the module work to the gas in the garbage bin at this moment and pumps, form a stable negative pressure environment in the messenger's garbage bin, when need put in medical waste to the garbage bin, open the module of uncapping, in order to prevent the gas in the garbage bin at this moment along with uncapping the open flow direction external of module, well controlling means receives the signal that the module of uncapping opened and control negative pressure keeps the module and improve the pumping power, when the position of putting in the through-hole is flowed to the gas flow direction in the garbage bin, can be by negative pressure keep the module suction, effectively prevented the gas flow direction external in the garbage bin, this medical waste negative pressure collection device and garbage bin structure separation, only need the nestification in the garbage bin top can realize carrying out negative pressure suction when using, the problem that current garbage bin on the market can't be with the negative pressure device adaptation has been solved.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present application, and other drawings may be obtained according to the drawings without inventive effort to those skilled in the art.

FIG. 1 is a schematic view of the overall structure of an automatic sterilizing medical waste negative pressure collecting apparatus capable of being embedded in an embodiment of the present application;

FIG. 2 is an exploded view of a medical waste negative pressure collection device that can be embedded with automatic sterilization in accordance with an embodiment of the present application in cooperation with a dustbin;

FIG. 3 is an exploded view of a mounting of an embeddable, self-sterilizing medical waste negative pressure collection device in accordance with an embodiment of the present application;

FIG. 4 is a schematic view of the structure of a workbench of a medical waste negative pressure collecting apparatus capable of being embedded with automatic sterilization in an embodiment of the application;

FIG. 5 is a cross-sectional view of a table of an embeddable, self-sterilizing medical waste negative pressure collection device in accordance with an embodiment of the present application;

FIG. 6 is a schematic view of the structure of a negative pressure holding module of a medical waste negative pressure collecting apparatus capable of being embedded with automatic sterilization in an embodiment of the present application;

FIG. 7 is a schematic view of a sterilizing module of an automatic sterilizing medical waste negative pressure collecting apparatus capable of being embedded in an embodiment of the present application;

FIG. 8 is a schematic view showing a structure in which an uncovering module of the medical waste negative pressure collecting device capable of being embedded and automatically disinfected is hinged with an upper sealing plate in an embodiment of the application;

fig. 9 is a schematic structural view of an open cover module of an automatic sterilizing medical waste negative pressure collecting apparatus capable of being embedded in an accommodating space according to an embodiment of the present application;

FIG. 10 is an enlarged view of portion A of FIG. 9;

FIG. 11 is a schematic view of the structure of a sealing module of an embeddable, self-sterilizing medical waste negative pressure collection device in accordance with an embodiment of the present application;

FIG. 12 is a schematic illustration of the connection of a plurality of embeddable, self-sterilizing medical waste negative pressure collection devices in accordance with an embodiment of the present application;

fig. 13 is a flow chart of a medical waste negative pressure collection method that can be embedded with automatic sterilization in an embodiment of the present application.

Reference numerals illustrate:

1. a mounting member; 11. a sealed housing; 111. an upper sealing plate; 1111. overturning the hole; 1112. an induction hole; 112. a lower seal plate; 113. a sealing frame; 114. putting in a through hole; 12. a work table; 121. a communication hole; 122. a first negative pressure vent; 123. a second negative pressure vent; 124. sterilizing the through hole; 2. a negative pressure holding module; 21. a negative pressure fan; 22. a negative pressure pipeline; 221. a main negative pressure pipeline; 222. an auxiliary negative pressure pipeline; 223. a negative pressure branching member; 23. a negative pressure suction nozzle; 24. a filtering device; 25. an exhaust pipe; 3. a cover opening module; 31. rotating the cover plate; 32. a rotary hinge; 33. a human body induction sensor; 34. a push rod assembly; 341. a push rod fixing member; 342. an electric push rod; 3421. a push rod housing; 3422. an output lever; 343. a connecting rod; 36. a cover plate connector; 361. a push rod connecting part; 362. a fixing part; 4. a sterilization module; 41. a disinfectant container; 42. a disinfection pipeline; 421. a main disinfection pipeline; 422. sterilizing the branch pipeline; 423. a sterilizing liquid pump; 43. a sterilizing nozzle; 44. a liquid level sensor; 45. a control valve; 5. a sealing module; 51. an annular air bag; 511. an air inlet pipe joint; 512. the air outlet pipe joint; 52. a pressure relief control valve; 53. an inflator pump; 54. and an inflation pipeline.

Detailed Description

In order to make the present application better understood by those skilled in the art, the following description will make clear and complete descriptions of the technical solutions of the embodiments of the present application with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

The application is described in further detail below with reference to the drawings.

The embodiment of the application discloses an embedded automatic disinfection medical waste negative pressure collecting device and method.

As shown in fig. 1, 2 and 3, an embeddable, self-sterilizing medical waste negative pressure collecting apparatus includes: the garbage can comprises a mounting piece 1, a negative pressure retaining module 2 and a cover opening module 3, wherein the mounting piece 1 is nested on the can opening of the garbage can, a putting through hole 114 is formed in the mounting piece 1, and the putting through hole 114 is arranged corresponding to the can opening of the garbage can; and, the mounting 1 has an accommodation space formed therein; the negative pressure maintaining module 2 is arranged in the accommodating space; the negative pressure maintaining module 2 extends into the putting through hole 114 and is used for sucking air in the putting through hole 114; the cover opening module 3 is rotatably arranged on the mounting piece 1, and the cover opening module 3 is used for covering the putting through hole 114; the mounting piece 1 is provided with a central control device, the negative pressure holding module 2 is electrically connected with the central control device, the cover opening module 3 is electrically connected with the central control device, and the central control device is used for receiving a cover opening signal of the cover opening module 3 and controlling the air suction power of the negative pressure holding module 2.

The garbage can is sleeved with the garbage bag, the garbage can is arranged below the mounting piece 1, the putting through hole 114 corresponds to the can opening of the garbage can, and the mounting piece 1 can be embedded above the garbage can. After the installation piece 1 is installed, the medical waste negative pressure collecting device is started, under normal conditions, the cover opening module 3 is in a state of covering the putting through hole 114, at the moment, the negative pressure retaining module 2 works to suck the air in the dustbin, so that a stable negative pressure environment is formed in the dustbin, when the medical waste is required to be put into the dustbin, the cover opening module 3 is opened, at the moment, in order to prevent the air in the dustbin from flowing to the outside along with the opening of the cover opening module 3, the central control device receives a signal of opening the cover opening module 3 and controls the negative pressure retaining module 2 to improve the air suction power, when the air in the dustbin flows to the position of the putting through hole 114, the air can be sucked by the negative pressure retaining module 2, the air in the dustbin is effectively prevented from flowing to the outside, the medical waste negative pressure collecting device is separated from the dustbin structure, the medical waste negative pressure collecting device is suitable for the existing medical dustbin, the dustbin only needs to be a single-layer casing, and the inside and outside dustbin is not required to be designed, so that the suitability of the dustbin is higher, and the manufacturing cost is reduced. When the garbage can is used, negative pressure suction can be realized by nesting the garbage can above the garbage can, and the problem that the conventional garbage can in the market cannot be matched with a negative pressure device is solved.

As shown in fig. 3 and 4, the mounting member 1 comprises a sealed housing 11 and a workbench 12, wherein a putting through hole 114 is arranged on the sealed housing 11, and a containing space is formed in the sealed housing 11; the table 12 is disposed in the accommodation space and around the delivery through hole 114.

Specifically, in the present embodiment, the seal housing 11 is rectangular in shape, and the seal housing 11 includes an upper seal plate 111, a lower seal plate 112, and a seal frame 113. The outer peripheral edge of the lower seal plate 112 is fixedly connected to the upper seal plate 111 by a seal frame 113.

The putting through hole 114 is arranged at the center of the sealed shell 11, the putting through hole 114 is opposite to the opening of the garbage can, and the size of the putting through hole 114 is smaller than or equal to that of the opening of the garbage can. The shape of the putting through hole 114 is circular in this embodiment.

The table 12 is fixed in the accommodation space, the thickness of the table 12 is the same as that of the seal frame 113, and the upper and lower surfaces of the table 12 can be abutted against the upper seal plate 111 and the lower seal plate 112, respectively. The communication hole 121 is formed at the center of the table 12, and the size of the communication hole 121 is smaller than or equal to the size of the insertion through hole 114. The communication hole 121 is disposed concentrically with the putting through hole 114 so that the table 12 is also located at the center of the seal housing 11. The workstation 12 respectively with upper seal plate 111 and lower seal plate 112 bolted connection for workstation 12 can be in the state of compressing tightly sealedly at upper seal plate 111 and lower seal plate 112, and the bolt hole on the workstation 12 is arranged around intercommunicating pore 121 interval, has improved the stability of workstation 12 installation in the accommodation space, and effectively prevents that the gas in the garbage bin from entering into the accommodation space through the clearance between workstation 12 and upper seal plate 111 and the lower seal plate 112.

As shown in fig. 1, 3 and 6, the negative pressure holding module 2 includes a negative pressure blower 21, a negative pressure pipe 22, and a negative pressure suction nozzle 23, one end of the negative pressure pipe 22 is connected to the negative pressure blower 21, the other end extends into the accommodating space, is disposed around the table 12, and one end of the negative pressure suction nozzle 23 is connected to the negative pressure pipe 22.

Specifically, the negative pressure fan 21 is used for providing the power of extracting air, and the negative pressure fan 21 is arranged outside the mounting piece 1. The negative pressure fan 21 is electrically connected with a central control device, and the central control device can control the rotating speed of the negative pressure fan 21 so as to control the air suction power of the negative pressure holding module 2.

The negative pressure piping 22 includes a main negative pressure piping 221, a sub negative pressure piping 222, and a negative pressure branching member 223. The negative pressure branching member 223 may be connected to a plurality of pipes, and the plurality of pipes may communicate with each other within the negative pressure branching member 223. One end of the main negative pressure pipeline 221 is connected with the negative pressure fan 21, the other end is connected with the negative pressure branching piece 223, a plurality of auxiliary negative pressure pipelines 222 are further connected to the negative pressure branching piece 223, and the auxiliary negative pressure pipelines 222 extend into the accommodating space and are arranged around the workbench 12. The negative pressure suction nozzle 23 is disposed at the end of the secondary negative pressure line 222.

The negative pressure branching member 223 is further disposed on each of the secondary negative pressure pipelines 222, and the negative pressure suction nozzle 23 is further connected to the negative pressure branching member 223 disposed on each of the secondary negative pressure pipelines 222, so that a plurality of negative pressure suction nozzles 23 can be disposed on one of the secondary negative pressure pipelines 222, thereby improving the overall suction power.

In the present embodiment, the primary negative pressure line 221 is provided with one, and the secondary negative pressure line 222 is provided with two, i.e., a first secondary negative pressure line and a second secondary negative pressure line. The negative pressure branching member 223 is provided with three, i.e., a first negative pressure branching member, a second negative pressure branching member, and a third negative pressure branching member. The first negative pressure branching member is disposed below the mounting member 1, and the main negative pressure piping 221, the first sub negative pressure piping, and the second sub negative pressure piping are all connected with the first negative pressure branching member. The first auxiliary negative pressure pipeline and the second auxiliary negative pressure pipeline enter the accommodating space from two ends of one side of the mounting piece 1 respectively, and the first auxiliary negative pressure pipeline and the second auxiliary negative pressure pipeline are arranged around two opposite sides of the workbench 12 respectively in the accommodating space. The negative pressure suction nozzle 23 at the end of the first secondary negative pressure line is a first negative pressure suction nozzle and the negative pressure suction nozzle 23 at the end of the second secondary negative pressure line is a second negative pressure suction nozzle. The second negative pressure branching piece and the third negative pressure branching piece are respectively arranged on the first auxiliary negative pressure pipeline and the second auxiliary negative pressure pipeline. The second negative pressure branching member and the third negative pressure branching member are fixedly connected with the lower seal plate 112. The negative pressure suction nozzle 23 on the second negative pressure branch is a third negative pressure suction nozzle and the negative pressure suction nozzle 23 on the third negative pressure branch is a fourth negative pressure suction nozzle. The first, second, third and fourth negative pressure suction nozzles are spaced around the table 12.

The negative pressure holding module 2 further comprises a filter device 24 and an exhaust duct 25. The filter system is connected to the negative pressure fan 21 via an exhaust pipe 25. The filter device 24 is located below the mounting member 1, and the filter device 24 can perform harmless treatment on the gas in the extracted garbage can.

Of course, the negative pressure fan 21 can also be directly connected with a special passage of a hospital to realize harmless treatment of the gas in the extracted garbage can.

As shown in fig. 1, 4, 5 and 6, the workbench 12 is provided with first negative pressure ventilation holes 122 which are communicated with the accommodating space and the putting through holes 114 at intervals; the negative pressure holding module 2 is inserted into the first negative pressure vent 122 for exhausting air toward the delivery through hole 114.

Specifically, the first negative pressure vent 122 is provided in plurality, the first negative pressure vent 122 is provided on a side wall of the workpiece, the first negative pressure vent 122 is provided corresponding to the position of the negative pressure suction nozzle 23, and the other end of the negative pressure suction nozzle 23 is connected to the first negative pressure vent 122. The negative pressure suction nozzle 23 may perform suction of gas within the first negative pressure vent 122. The negative pressure suction nozzle 23 is in threaded connection with the first negative pressure vent hole 122, and the part of the negative pressure suction nozzle 23 located in the accommodating space is further provided with a nut, when the negative pressure suction nozzle 23 is in threaded connection with the first negative pressure vent hole 122, the nut can be abutted against the side wall of the workbench 12, so that the tightness of the negative pressure suction nozzle 23 after being installed on the first negative pressure vent hole 122 is improved, and the gas in the dustbin is effectively prevented from entering the accommodating space through a gap at the joint of the negative pressure suction nozzle 23 and the first negative pressure vent hole 122.

In this embodiment, four first negative pressure vents 122 are provided, and four first negative pressure vents 122 are provided at the same elevation on the platen 12, with the first, second, third, and fourth negative pressure suction nozzles penetrating into the corresponding first negative pressure vents 122, respectively.

The workbench 12 is further provided with a second negative pressure vent hole 123, one end of the second negative pressure vent hole 123 is communicated into the throwing through hole 114, and the other end is communicated with the first negative pressure vent hole 122.

Specifically, the end of the negative pressure suction nozzle 23 is not exposed from the first negative pressure vent hole 122, but is located in the first negative pressure vent hole 122, a vent passage is provided in the first negative pressure vent hole 122, the vent passage is provided in front of the negative pressure suction nozzle 23, the second negative pressure vent hole 123 is in communication with the vent passage, and the second negative pressure vent hole 123 is not in communication with the accommodating space. Thus, when the negative pressure suction nozzle 23 works, the first negative pressure vent hole 122 can be used for sucking the air in the garbage can, and the first negative pressure vent hole 122 and the second negative pressure vent hole 123 can be connected through the ventilation channel to suck the air in the garbage can together, so that a negative pressure air curtain is formed, and the air in the garbage can is prevented from overflowing.

In this embodiment, a plurality of second negative pressure ventilation holes 123 are disposed on two sides of each first negative pressure ventilation hole 122 at intervals, wherein the aperture size of the second negative pressure ventilation holes 123 is smaller than that of the first negative pressure ventilation holes 122.

The negative pressure holding module 2 further comprises a negative pressure sensor, the negative pressure sensor is arranged on the inner wall of the communication hole 121, and the negative pressure sensor is electrically connected with the central control device. The negative pressure induction sensor can sense the state of negative pressure in the garbage can and transmit signals to the central control device for processing in real time.

When the cover opening module 3 covers the putting through hole 114, the negative pressure maintaining module 2 works at the first air suction power, and the negative pressure fan 21 operates at the first rotation speed, so that the negative pressure air suction nozzle 23 maintains the first air suction power to suck air in the garbage can through the first negative pressure air vent 122 and the second negative pressure air vent 123, thereby forming a negative pressure environment in a cavity formed between the garbage can and the mounting piece 1, and the negative pressure environment at the moment is in a first negative pressure state.

When the cover opening module 3 is opened to incline the medical waste in the dustbin, the central control device receives the cover opening signal transmitted by the cover opening module 3, so that in order to prevent the gas in the dustbin from escaping to the outside, the negative pressure fan 21 needs to be controlled to increase the rotating speed and operate at the second rotating speed, and the negative pressure suction nozzle 23 pumps the gas in the dustbin through the first negative pressure vent hole 122 and the second negative pressure vent hole 123 at the second suction power.

When medical waste is dumped and the cover opening module 3 is covered on the throwing through hole 114 again, the negative pressure suction nozzle 23 continues to suck air in the garbage can through the first negative pressure vent hole 122 and the second negative pressure vent hole 123 with the second suction power until the negative pressure induction sensor detects that the negative pressure environment is in the first negative pressure state again, the negative pressure induction sensor transmits a signal to the central control device, the central control device controls the negative pressure fan 21 to reduce the rotating speed, and the operation is performed at the first rotating speed again. Wherein the first pumping power is less than the second pumping power.

As shown in fig. 1, 3, 8, 9 and 10, the door module 3 includes a rotary cover plate 31 and a rotary hinge 32, and the rotary cover plate 31 is covered on the delivery through hole 114; the rotary hinge 32 is provided at the top of the mounting member 1, and the rotary cover plate 31 is hinged to the mounting member 1 through the rotary hinge 32.

Specifically, the rotary cover plate 31 is disposed near the delivery through hole 114, and the rotary hinge 32 is detachably connected with the rotary cover plate 31 and the upper seal plate 111 by screw threads, respectively. When the rotary cover plate 31 is turned over to cover the rotary cover plate 31 above the putting through hole 114, the rotary cover plate 31 can cover the putting through hole 114 entirely.

The door module 3 further includes a push rod assembly 34 and a cover plate connector 36, the push rod assembly 34 is disposed on the inner surface of the top of the mounting member 1 of the sealed housing 11, the push rod assembly 34 is rotatably connected with the cover plate connector 36, and the cover plate connector 36 is fixedly connected with the rotary cover plate 31.

Specifically, the push rod assembly 34 includes a push rod fixing member 341, an electric push rod 342, and a link 343. The push rod fixing member 341 is fixed to one surface of the upper sealing plate 111 located in the accommodating space. The electric push rod 342 is pressed on the lower surface of the upper sealing plate 111 by the push rod fixing piece 341, the electric push rod 342 is electrically connected with the central control device, the electric push rod 342 comprises a push rod shell 3421 and an output rod 3422, the push rod shell 3421 is pressed, the output rod 3422 is slidably arranged in the push rod shell 3421, and the output rod 3422 can do telescopic motion in the push rod shell 3421 under the control of the central control device. One end of the output rod 3422, which is far from the push rod housing 3421, is rotatably connected to one end of the link 343, and the other end of the link 343 is rotatably connected to the cover plate connecting member 36.

The cover plate connecting member 36 includes a push rod connecting portion 361 and a fixing portion 362, the push rod connecting portion 361 and the fixing portion 362 are integrally formed, the push rod connecting portion 361 is perpendicular to the fixing portion 362, the push rod connecting portion 361 is located in the accommodating space and is rotationally connected with the connecting rod 343, and a portion of the fixing portion 362 penetrates through the upper sealing plate 111 to be fixedly connected with the rotating cover plate 31 through bolts. The upper sealing plate 111 is provided with a turnover hole 1111 for the fixing portion 362 to penetrate out at a position where the fixing portion 362 penetrates out, the size of the turnover hole 1111 is larger than the cross-sectional area of the fixing portion 362, and a turnover space for the fixing portion 362 to rotate is reserved in the turnover hole 1111.

In this embodiment, two sets of push rod assemblies 34 and cover plate connectors 36 are disposed on opposite sides of the rotating cover plate 31, and both push rod assemblies 34 are disposed adjacent to the table 12.

When the rotary cover plate 31 needs to be opened to tilt the medical waste into the dustbin, the central control device sends a signal to the electric push rod 342, after the electric push rod 342 receives a command, the output rod 3422 performs contraction movement close to the push rod shell 3421, and the cover plate connecting piece 36 rotates under the action of force through force transmission, so that the rotary cover plate 31 rotates to be closed.

When the rotary cover plate 31 needs to be closed, the central control device sends a signal to the electric push rod 342, after the electric push rod 342 receives a command, the output rod 3422 performs an extending motion away from the push rod shell 3421, and the cover plate connecting piece 36 rotates in the opposite direction under the action of force transmission, so that the rotary cover plate 31 rotates to be opened.

The cover opening module 3 further comprises a human body induction sensor 33, the human body induction sensor 33 is arranged on the mounting piece 1, the human body induction sensor 33 is used for controlling the push rod assembly 34 to move, the human body induction sensor 33 is electrically connected with the central control device, and the human body induction sensor 33 is used for collecting information whether a person approaches the medical waste negative pressure collecting device or not and preparing to throw medical waste.

Specifically, the human body sensing sensor 33 includes one of an infrared sensing sensor, a PCR radar sensor, and a doppler microwave sensor. The human body sensing sensor 33 senses the surrounding environment in real time to determine whether a human body approaches the medical waste negative pressure collecting apparatus. In the present embodiment, the body sensing sensor 33 is disposed in the accommodating space, the body sensing sensor 33 is located at the opposite side of the installation position of the rotary cover plate 31, and the body sensing sensor 33 is fixed on the sealing frame 113. The upper sealing plate 111 is provided with an induction hole 1112, the induction hole 1112 is located right above the human body induction sensor 33, and the human body induction sensor 33 can penetrate through the induction hole 1112 to detect the front upper position of the medical waste negative pressure collecting device.

Normally, the rotary cover plate 31 is in a state of covering the dispensing through hole 114.

When the human body induction sensor 33 detects that a person approaches, the human body induction sensor 33 transmits a signal to the central control device, the central control device processes the signal to give a command to the electric push rod 342, and after the electric push rod 342 receives the command, the output rod 3422 performs contraction movement close to the push rod shell 3421, and the rotary cover plate 31 is opened so as to tilt medical waste into the garbage can.

When the body sensor 33 detects that no person is present, the body sensor 33 transmits a signal to the central control device, the central control device processes the signal to issue a command to the electric push rod 342, and after the electric push rod 342 receives the command, the output rod 3422 performs an extending movement away from the push rod housing 3421 to close the rotary cover plate 31.

As shown in fig. 1, 3, 4 and 7, the medical waste negative pressure collecting device further comprises a sterilizing liquid container 41, a sterilizing pipeline 42 and a sterilizing nozzle 43, wherein one end of the sterilizing pipeline 42 is connected with the sterilizing liquid container 41, and the other end extends into the accommodating space and is in butt joint with the sterilizing nozzle 43; wherein, the workbench 12 is provided with a disinfection through hole 124 which is communicated with the accommodating space and the putting through hole 114, and the disinfection nozzle 43 is arranged in the disinfection through hole 124.

Specifically, the sterilizing fluid container 41 is disposed outside the mounting member 1 and below the mounting member 1. The sterilization line 42 includes a main sterilization line 421, a sterilization branch line 422, and a sterilization liquid pump 423. The main sterilizing line 421 has one end connected to the sterilizing fluid container 41 and the other end connected to the sterilizing branch line 422. The disinfection nozzle 43 sets up on the mouth of pipe of disinfection branch pipeline 422, disinfection branch pipeline 422 can set up one or more, disinfection branch pipeline 422 sets up around workstation 12, disinfection nozzle 43 passes disinfection through hole 124, expose from the intercommunicating pore 121 lateral wall, can be through main disinfection pipeline 421 in proper order, disinfection branch pipeline 422 is final from disinfection nozzle 43 blowout, disinfection nozzle 43 is low pressure atomizing nozzle, disinfection liquid is from intercommunicating pore 121 lateral wall blowout, form vaporific distribution in the space of intercommunicating pore 121, and can drop the garbage bin of below under the action of gravity, disinfect the medical waste in the disposal bag of suit in the garbage bin, the security of storing the medical waste has been improved.

In the present embodiment, two sterilization branch pipes 422 are provided, and the sterilization nozzles 43 on the two sterilization branch pipes 422 are disposed opposite to each other on the table 12, so that the sterilization range is enlarged, and more comprehensive sterilization of medical waste in the garbage belt is performed.

The medical waste negative pressure collecting device further comprises a liquid level sensor 44 and a control valve 45, wherein the liquid level sensor 44 is arranged on the disinfectant container 41 and used for collecting a liquid level signal in the disinfectant container, and the control valve 45 is arranged on the disinfection pipeline 42 and used for controlling the on-off of the disinfection pipeline.

Specifically, the liquid level sensor 44 is electrically connected to the central control device, the liquid level sensor 44 can collect the liquid level information in the disinfectant container 41 in real time, and when the liquid level in the disinfectant container 41 is lower than the position where the liquid level sensor 44 is located, the liquid level sensor 44 sends a signal to the central control device.

The control valve 45 is disposed at the connection between the main sterilizing line 421 and the sterilizing branch line 422, and the control valve 45 can control the connection between the main sterilizing line 421 and the sterilizing branch line 422. And the control valve 45 is electrically connected with the central control device, and the opening or closing of the control valve 45 is controlled by the central control device.

The liquid level sensor 44 is disposed at a position near the bottom outside the disinfectant container 41, and when there is no disinfectant or insufficient disinfectant in the disinfectant container 41, the disinfectant module 4 automatically stops disinfecting the dustbin and sends an alarm signal to the central control device to prompt replacement of the disinfectant, thereby avoiding damage of the disinfectant pump 423.

The timing program is arranged in the central control device, and the timing program realizes timing control of the control valve 45, so that the function of timely releasing quantitative disinfectant by the disinfection module 4 is realized even if the control valve 45 is opened and closed at intervals. The control valve 45 is normally in a closed state, and the central control device sends a signal to the control valve 45 every time a certain time passes, so that the control valve 45 is conducted for a certain time, the disinfection nozzle 43 sprays disinfection solution into the dustbin, then the control valve 45 is disconnected again, and then the control valve 45 is conducted again for a certain time to spray the disinfection solution into the dustbin. For example, the central control device turns on the control valve 45 for one second every ten minutes, then turns off the control valve 45, turns on the control valve 45 for one second after ten minutes, and then sequentially and circularly reciprocates (not limited to ten minutes and one second). The control valve 45 is switched off and on at intervals, so that the disinfectant is released at regular time and quantity, the disinfectant is effectively saved, the disinfectant waste caused by continuously spraying the disinfectant into the dustbin is avoided, and the disinfectant of the pipeline is prevented from penetrating into the dustbin.

The sterilizing fluid container 41, the sterilizing line 42, the sterilizing nozzle 43, the level sensor 44 and the control valve 45 are grouped together as a sterilizing module 4.

The disinfection module 4 can also cooperate with the cover opening module 3, namely when the human body induction sensor 33 detects that a person approaches to send a signal to the central control device, the central control device can command the control valve 45 to be conducted for a certain preset time to disinfect the garbage can when the central control device sends a signal for opening the rotary cover plate 31 to the cover opening module 3.

The priority of the mode of the two central control devices for commanding the control valve 45 to be turned on or off is smaller than the priority of the feedback of the liquid level sensor 44 and commanding the control valve 45 to be turned off, that is, whether the time for releasing the disinfectant is up to a preset time or the control valve 45 needs to be turned on when the liquid level in the disinfectant container 41 is lower than the position of the liquid level sensor 44, the control valve 45 is in an off state.

As shown in fig. 1, 3 and 11, the medical waste negative pressure collecting apparatus further includes a sealing module 5, the sealing module 5 is disposed below the mounting member 1, and the sealing module 5 abuts against the mouth of the trash can.

Specifically, the sealing module 5 includes an annular bladder 51, a pressure relief control valve 52, an inflator 53, and an inflation line 54. The annular air bag 51 is provided on the lower surface of the lower seal plate 112, and the annular air bag 51 is provided around the delivery through hole 114. The shape of the mouth of the existing medical trash can is generally rectangular, and a circle of convex edges are arranged at the edge of the mouth.

In this embodiment, the annular air bag 51 is rectangular in shape and matches with the lug of the opening of the conventional medical trash can.

One end of the air charging pipeline 54 is communicated with the air charging pump 53, and the other end is communicated with the annular air bag 51. The inflator 53 inflates the annular airbag 51 through the inflation line 54, and inflates the annular airbag 51. The pressure release control valve 52 is also communicated with the annular air bag 51, and the pressure release control valve 52 is used for discharging the air in the annular air bag 51, so that the medical waste negative pressure collecting device is conveniently disengaged from the garbage can.

The annular air bag 51 is also provided with an air inlet pipe joint 511 and an air outlet pipe joint 512, the air inlet pipe joint 511 is communicated with the air charging pipeline 54 and the annular air bag 51, and the air outlet pipe joint 512 is communicated with the pressure release control valve 52 and the annular air bag 51.

In addition, an air inlet valve core can be arranged in the air inlet pipe connector 511, the air inlet valve core has unidirectional conductivity, and an inflator 53 is controlled to flow into the annular air bag 51 in a unidirectional way.

The garbage can is arranged below the mounting piece 1, so that the can opening of the garbage can is opposite to the putting through hole 114, and the annular air bag 51 on the lower sealing plate 112 is attached to the surface of the can opening of the garbage can around the convex edge of the can opening of the garbage can. The annular air bag 51 is inflated through the inflator pump 53, the annular air bag 51 is inflated after being inflated, the annular air bag 51 is inflated inwards and outwards, the annular air bag 51 clamps a circle of convex edges on the edge of the bin mouth of the garbage bin located in the ring, and the garbage bag is sleeved in the garbage bin and is turned outwards from the bin mouth of the garbage bin, so that the turned-out garbage bag is pressed on the garbage bin to form a seal under the extrusion of the annular air bag 51.

The arrangement of the sealing module 5 not only enhances the stability of the embedded matching of the mounting piece 1 and the dustbin, but also forms sealing at the matching position, and effectively prevents the gas generated in the dustbin from flowing out through the gap of the matching position of the mounting piece 1 and the dustbin.

In addition, the invention can realize the classified collection of various medical wastes, a plurality of sets of medical waste negative pressure collecting devices are arranged, the negative pressure holding module 2 and the disinfection module 4 of the plurality of sets of medical waste negative pressure collecting devices can be communicated for use, and the plurality of sets of arrangement can be realized rapidly by placing a general medical garbage can below.

For example, as shown in fig. 1, 6, 7 and 12, two sets of medical waste negative pressure collecting devices are provided, and the two sets of medical waste negative pressure collecting devices have the same structure, except that the negative pressure maintaining module 2 of one set of medical waste negative pressure collecting devices is no longer provided with the negative pressure blower 21 and the main negative pressure pipe 221, and the sterilizing module 4 is no longer provided with the liquid level sensor 44, the sterilizing liquid container 41 and the main sterilizing pipe 421. The two sets of medical waste negative pressure collecting devices are connected through a disinfection branch pipeline 422 and a secondary negative pressure pipeline 222. The auxiliary negative pressure pipeline 222 is connected and communicated with the negative pressure branching pieces 223 on the two sets of medical waste negative pressure collecting devices respectively, and the disinfection branching pipeline 422 is communicated with the control valves 45 on the two sets of medical waste negative pressure collecting devices respectively. Thereby realizing that the negative pressure fan 21 and the disinfectant container 41 can simultaneously provide negative pressure environment for the garbage cans corresponding to the two sets of medical waste negative pressure collecting devices for disinfection.

As shown in fig. 13, the present invention also discloses a method of the medical waste negative pressure collecting apparatus capable of being embedded with automatic sterilization as described in any one of the above, wherein the method comprises the steps of:

s100, extracting gas in the putting through hole by the negative pressure maintaining module at the first pumping power, and maintaining a negative pressure environment in the putting through hole.

S200, when an uncovering signal is received, controlling the negative pressure maintaining module to exhaust air at a second exhaust power; wherein the second pumping power is greater than the first pumping power. The adjusting method disclosed by the embodiment timely reacts through the central control device to timely adjust the negative pressure state in the dustbin, effectively prevents the air in the dustbin from flowing to the outside, and solves the problem that the existing dustbin in the market cannot be matched with the negative pressure device.

In summary, an embedded automatic sterilizing medical waste negative pressure collecting device includes: the garbage can comprises a mounting piece 1, a negative pressure retaining module 2 and a cover opening module 3, wherein the mounting piece 1 is nested on the can opening of the garbage can, a putting through hole 114 is formed in the mounting piece 1, and the putting through hole 114 is arranged corresponding to the can opening of the garbage can; and, the mounting 1 has an accommodation space formed therein; the negative pressure maintaining module 2 is arranged in the accommodating space; the negative pressure maintaining module 2 extends into the putting through hole 114 and is used for sucking air in the putting through hole 114; the cover opening module 3 is rotatably arranged on the mounting piece 1, and the cover opening module 3 is used for covering the putting through hole 114; the mounting piece 1 is provided with a central control device, the negative pressure holding module 2 is electrically connected with the central control device, the cover opening module 3 is electrically connected with the central control device, and the central control device is used for receiving a cover opening signal of the cover opening module 3 and controlling the air suction power of the negative pressure holding module 2.

The garbage can is sleeved with the garbage bag, the garbage can is arranged below the mounting piece 1, the putting through hole 114 corresponds to the can opening of the garbage can, and the mounting piece 1 can be embedded above the garbage can. After the installation piece 1 is installed, the medical waste negative pressure collecting device is started, under normal conditions, the cover opening module 3 is in a state of covering the putting through hole 114, at the moment, the negative pressure retaining module 2 works to suck the air in the dustbin, so that a stable negative pressure environment is formed in the dustbin, when the medical waste is required to be put into the dustbin, the cover opening module 3 is opened, at the moment, in order to prevent the air in the dustbin from flowing to the outside along with the opening of the cover opening module 3, the central control device receives a signal of opening the cover opening module 3 and controls the negative pressure retaining module 2 to improve the air suction power, when the air in the dustbin flows to the position of the putting through hole 114, the air can be sucked by the negative pressure retaining module 2, the air in the dustbin is effectively prevented from flowing to the outside, the medical waste negative pressure collecting device is separated from the dustbin structure, the medical waste negative pressure collecting device is suitable for the existing medical dustbin, the dustbin only needs to be a single-layer casing, and the inside and outside dustbin is not required to be designed, so that the suitability of the dustbin is higher, and the manufacturing cost is reduced. When the garbage can is used, negative pressure suction can be realized by nesting the garbage can above the garbage can, and the problem that the conventional garbage can in the market cannot be matched with a negative pressure device is solved.

It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other.

It should be noted that, the application is described with specific structure and working principle by taking an embedded automatic disinfection medical waste negative pressure collecting device and method as an example, but the application of the application is not limited by the embedded automatic disinfection medical waste negative pressure collecting device and method, and the application can be applied to the production and use of other similar workpieces.

It is to be understood that the application is not limited to the precise arrangements and instrumentalities shown in the drawings, which have been described above, and that various modifications and changes may be effected without departing from the scope thereof. The scope of the application is limited only by the appended claims.

The foregoing description of the preferred embodiments of the application is not intended to limit the application to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the application are intended to be included within the scope of the application.

Claims (10)

1. An embeddable, self-sterilizing medical waste negative pressure collection device, comprising:

the garbage bin comprises a mounting piece, a storage part and a storage part, wherein the mounting piece is nested on a bin opening of the garbage bin, a putting through hole is formed in the mounting piece, and the putting through hole is arranged corresponding to the bin opening of the garbage bin; and the mounting piece is internally provided with an accommodating space;

The negative pressure maintaining module is arranged in the accommodating space; the negative pressure maintaining module stretches into the throwing through hole and is used for sucking air in the throwing through hole;

the cover opening module is rotatably arranged on the mounting piece and is used for covering the putting through hole;

the mounting piece is provided with a central control device, the negative pressure holding module is electrically connected with the central control device, the cover opening module is electrically connected with the central control device, and the central control device is used for receiving a cover opening signal of the cover opening module and controlling the air extraction power of the negative pressure holding module.

2. The device for collecting medical waste in negative pressure capable of being automatically disinfected according to claim 1, wherein the mounting piece comprises a sealed housing and a workbench, the sealed housing is provided with the putting through hole, and the accommodating space is formed in the sealed housing; the workbench is arranged in the accommodating space and surrounds the putting through hole;

wherein, the workbench is provided with first negative pressure vent holes at intervals, which are communicated with the accommodating space and the putting through holes; the negative pressure maintaining module is inserted into the first negative pressure vent hole and used for exhausting air towards the putting through hole.

3. The device for negative pressure collection of medical waste capable of being automatically sterilized according to claim 2, wherein the negative pressure holding module comprises a negative pressure fan, a negative pressure pipeline and a negative pressure suction nozzle, one end of the negative pressure pipeline is connected with the negative pressure fan, and the other end of the negative pressure pipeline extends into the accommodating space and is arranged around the workbench; one end of the negative pressure suction nozzle is connected with the negative pressure pipeline, and the other end of the negative pressure suction nozzle is connected with the first negative pressure vent hole.

4. The medical waste negative pressure collecting device capable of being embedded and automatically disinfected according to claim 3, wherein a second negative pressure vent hole is further formed in the workbench, one end of the second negative pressure vent hole is communicated into the throwing through hole, and the other end of the second negative pressure vent hole is communicated with the first negative pressure vent hole.

5. The self-sterilizing medical waste negative pressure collection device of claim 1, wherein the door opening module comprises a rotating cover plate and a rotating hinge, the rotating cover plate covering the delivery through hole; the rotary hinge is arranged at the top of the mounting piece, and the rotary cover plate is hinged with the mounting piece through the rotary hinge.

6. The apparatus of claim 5, wherein the cover opening module further comprises a body sensing sensor, a push rod assembly and a cover plate connector, wherein the push rod assembly is arranged on the top inner surface of the mounting member, the push rod assembly is rotatably connected with the cover plate connector, and the cover plate connector is fixedly connected with the rotary cover plate;

the human body induction sensor is arranged on the mounting piece and is electrically connected with the central control device, and the human body induction sensor is used for collecting information about whether people get close to the surrounding area or not.

7. The medical waste negative pressure collecting device capable of being embedded and automatically disinfected according to claim 2, further comprising a disinfectant container, a disinfection pipeline and a disinfection nozzle, wherein one end of the disinfection pipeline is connected with the disinfectant container, and the other end of the disinfection pipeline extends into the accommodating space and is in butt joint with the disinfection nozzle;

the workbench is provided with a disinfection through hole which is communicated with the accommodating space and the putting through hole, and the disinfection nozzle is arranged in the disinfection through hole.

8. The device for negative pressure collection of medical waste capable of being embedded and automatically disinfected according to claim 7, further comprising a liquid level sensor and a control valve, wherein the liquid level sensor is arranged on the disinfectant container and used for collecting a liquid level signal in the disinfectant container, and the control valve is arranged on the disinfection pipeline and used for adjusting the on-off state of the disinfection pipeline.

9. The self-sterilizing medical waste negative pressure collection device of claim 1, further comprising a sealing module disposed below the mount, the sealing module abutting the bung of the trash can.

10. A method of an embeddable, self-sterilizing medical waste negative pressure collection device of any of claims 1-9, comprising the steps of:

the negative pressure maintaining module is used for extracting the gas in the putting through hole with first air extraction power to maintain the negative pressure environment in the putting through hole;

when an uncovering signal is received, controlling the negative pressure maintaining module to exhaust air with a second exhaust power; wherein the second pumping power is greater than the first pumping power.