CN111547405A - Negative pressure collecting box for medical waste - Google Patents

Negative pressure collecting box for medical waste Download PDF

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Publication number
CN111547405A
CN111547405A CN202010255246.9A CN202010255246A CN111547405A CN 111547405 A CN111547405 A CN 111547405A CN 202010255246 A CN202010255246 A CN 202010255246A CN 111547405 A CN111547405 A CN 111547405A
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CN
China
Prior art keywords
sliding cover
air
box body
negative pressure
cavity
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202010255246.9A
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Chinese (zh)
Inventor
吴浩
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Anhui Fengyaxuan Science & Technology Information Service Co ltd
Original Assignee
Anhui Fengyaxuan Science & Technology Information Service Co ltd
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Application filed by Anhui Fengyaxuan Science & Technology Information Service Co ltd filed Critical Anhui Fengyaxuan Science & Technology Information Service Co ltd
Priority to CN202010255246.9A priority Critical patent/CN111547405A/en
Publication of CN111547405A publication Critical patent/CN111547405A/en
Withdrawn legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65FGATHERING OR REMOVAL OF DOMESTIC OR LIKE REFUSE
    • B65F1/00Refuse receptacles; Accessories therefor
    • B65F1/14Other constructional features; Accessories
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65FGATHERING OR REMOVAL OF DOMESTIC OR LIKE REFUSE
    • B65F1/00Refuse receptacles; Accessories therefor
    • B65F1/14Other constructional features; Accessories
    • B65F1/16Lids or covers
    • B65F1/1623Lids or covers with means for assisting the opening or closing thereof, e.g. springs
    • B65F1/1638Electromechanically operated lids
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65FGATHERING OR REMOVAL OF DOMESTIC OR LIKE REFUSE
    • B65F7/00Cleaning or disinfecting devices combined with refuse receptacles or refuse vehicles

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Apparatus For Disinfection Or Sterilisation (AREA)

Abstract

The invention discloses a negative pressure collecting box for medical wastes, which comprises a box body, wherein the top wall of the box body is provided with an input port, one side adjacent to the input port is communicated with a sliding cover cavity, a sliding cover can slide back and forth along a sliding rail in the sliding cover cavity to seal the input port, the sliding cover is pulled open manually, the induced draft fan can be pushed by the connecting rod to move out of the outlet end of the transverse channel so as to conduct the transverse channel and the hollow lower part of the box body, meanwhile, the sliding cover compresses the elastic piece to trigger the pressure sensor so as to trigger the induced draft fan to draw air inwards, so that the thrown waste falls into the transverse channel through the throwing port and the vertical channel and falls into the hollow lower part of the box body for collection under the suction action of the draught fan, meanwhile, the draught fan draws air to form negative pressure, so that germs volatilized by waste in the box can be prevented from being brought out and leaking, and the air passes through the air filtering device and is used for filtering and disinfecting the air outlet of the draught fan.

Description

Negative pressure collecting box for medical waste
Technical Field
The invention relates to the technical field of medical waste collection, in particular to a negative pressure collection box for medical waste.
Background
The medical waste refers to waste which is generated by medical and health institutions in medical treatment, prevention, health care and other related activities and has direct or indirect infectivity, toxicity and other harmfulness, currently, a collection box is usually used when the medical waste is collected so as to be convenient to use in mobile diagnosis and treatment, particularly, the medical waste which is infected is a plurality of medical waste, a large amount of transmissible virus and bacteria can be contained in the medical waste, and the medical waste is usually closed due to environmental limitation in a medical place, even if ventilation measures are taken, the medical waste is rarely provided with air disinfection equipment due to the limitation of facilities, therefore, in order to avoid the risk of germ flowing and spreading in the air, the timely closed collection of the medical waste is necessary, while the common collection box is usually limited in closing effect due to simple structure and single function, and when a cover is opened and closed to put into collecting the waste, there is the volatile easy risk of taking out and leaking of discarded object in the box to there is the problem of control germ diffusion that can not be fine in the time of collecting, in order to bring certain potential safety hazard for medical staff and disease, simultaneously, because ordinary collection box function singleness often does not possess the function of filter sterilization, from this greatly reduced the practicality of collecting the box, so that can not satisfy user's demand.
Disclosure of Invention
In view of the above, the present invention is directed to a negative pressure collection box for medical waste, which can prevent germs from leaking when the collection box is opened for releasing, so as to achieve a better sealing effect, and has a filtering and disinfecting function.
The invention provides a negative pressure collecting box for medical waste, which is designed based on the aim, and comprises:
the top wall of the box body is provided with a feeding port, and one side adjacent to the feeding port is communicated with a sliding cover cavity;
the sliding rails are fixed on two sides of the lower end in the sliding cover cavity and extend outwards into the input port;
the sliding cover is clamped on the sliding rail and can slide along the sliding rail in a reciprocating way so as to seal the input port;
the pressure sensor is fixed on the inner side wall of the sliding cover cavity;
the elastic piece is arranged between the pressure sensor and the side wall of the sliding cover on the side far away from the input port;
the vertical channel is communicated with the lower end of the input port;
the inlet end of the transverse channel is communicated with the lower end of the vertical channel, and the outlet end of the transverse channel is communicated with the hollow lower part of the box body;
the connecting rod penetrates through the vertical channel and the transverse channel;
the induced draft fan is arranged on one side of the outlet end of the transverse channel, is fixedly connected with the lower end face of the sliding cover through a connecting rod, and is electrically connected with the pressure sensor;
the air filtering device is fixedly arranged on one side in the box body and is used for filtering and disinfecting the outlet air of the induced draft fan;
through manual pulling open the sliding closure, in order to drive the connecting rod and remove, in order to promote the draught fan and shift out the exit end of cross passage, through sliding closure compression elastic component simultaneously, in order to trigger pressure sensor, in order to trigger and switch on the inside convulsions of draught fan, reset through elastic component elasticity, in order to promote the sliding closure roll-off and seal the entry of throwing in, drive the draught fan simultaneously and remove the exit end that resets and seal cross passage.
Preferably, air filter equipment is including going out the wind chamber, go out the tuber pipe, the filter chamber, air-out chamber one side is the opening design, an air-out terminal surface for the block draught fan, the filter chamber is fixed in box body one side, it has the antiseptic solution to fill in the filter chamber, go out tuber pipe one end and air-out chamber for the opposite side fixed connection of draught fan, the other end and filter chamber bottom fixed connection, and be equipped with the check valve with filter chamber intercommunication department, a unidirectional air inlet for in to the filter chamber, the filter chamber top is equipped with the blast pipe, the blast pipe runs through out the box body, and be connected with the one-way overflow valve.
Preferably, the bottom end of the filter cavity is communicated with a liquid outlet, the liquid outlet penetrates through the box body, and a liquid outlet valve is connected to the liquid outlet and used for controlling the on-off of the liquid outlet.
Preferably, one end of the liquid outlet penetrating through the box body is externally connected with a liquid outlet hose, and the liquid outlet hose is externally connected with a liquid outlet nozzle.
Preferably, a filter screen is attached and fixed on the air inlet end face of the induced draft fan.
Preferably, the air inlet end face of the induced draft fan is designed to be inclined towards the air outlet direction at the lower end.
Preferably, the transverse channel is designed obliquely downwards.
Preferably, a flexible buckle is fixed on the inner side wall of the vertical channel, so that the flexible buckle can be used for clamping the connecting rod when the sliding cover is pulled open.
Preferably, a handle is fixed on the upper end surface of the sliding cover.
Preferably, the elastic member is a compression spring.
From the above, it can be seen that the negative pressure collecting box for medical waste designed by the invention is provided with a box body, wherein the top wall of the box body is provided with an input port for putting medical waste into the box body so as to collect the waste in time in the diagnosis and treatment process, particularly the mobile diagnosis and treatment process, one side adjacent to the input port is communicated with a sliding cover cavity, a sliding cover can slide back and forth along a sliding rail in the sliding cover cavity so as to seal the input port, the side wall in the sliding cover cavity is fixed with a pressure sensor, the lower end of the input port is communicated with a vertical channel, the lower end of the vertical channel is communicated with a transverse channel, the outlet end of the transverse channel is communicated with the hollow lower part of the box body, an induced draft fan is arranged at one side of the outlet end of the transverse channel and is electrically connected with the pressure sensor, so that the sliding cover is pulled open, meanwhile, the elastic part is compressed through the sliding cover, the pressure sensor can be triggered to trigger and conduct the induced draft fan to draw air inwards, so that the thrown waste falls down along a vertical channel in the vertical direction through the throwing-in opening to fall into a transverse channel and falls into the hollow lower part of the box body under the suction action of the induced draft fan to realize collection, meanwhile, negative pressure can be formed due to the inward air drawing of the induced draft fan, so that germs volatilized by the waste in the box can be prevented from being brought out and leaking out, an air filtering device is fixedly arranged at one side in the box body and used for filtering and disinfecting the air outlet of the induced draft fan, so that when the sliding cover is pulled open to throw in the waste, the induced draft fan can be automatically triggered to work to generate negative pressure, on one hand, the thrown waste is brought into the box, on the other hand, the volatilized germs in the box can be prevented from being brought out and leaking, the air filtering device is used for filtering and sterilizing the outlet air of the draught fan and is also beneficial to filtering and diluting pathogenic bacteria in the box or in the air, the elastic element is elastically reset to push the sliding cover to slide out and seal the input port, and simultaneously drive the induced draft fan to move and reset and seal the outlet end of the transverse channel, thereby being beneficial to maintaining the normal close state of the sliding cover through the elastic force of the elastic piece to avoid the sliding cover from being opened by mistake, and the outlet end of the transverse channel is sealed by the induced draft fan to realize the secondary sealing effect, and the waste falls into the box through the outlet ends of the vertical channel and the transverse channel due to the arrangement of the vertical channel and the transverse channel, therefore, the difficulty of leakage of volatile gas containing germs is increased, a better sealing effect is realized, and particularly, the infectious medical wastes are treated, so that the collection is facilitated, and the germ diffusion is better controlled.
Drawings
Fig. 1 is a schematic structural view of a slide cover in a closed state according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of the embodiment of the invention in a state that the sliding cover is opened.
In the figure: the air-out device comprises a box body 1, a throwing-in opening 2, a sliding cover cavity 3, a sliding rail 4, a sliding cover 5, a handle 51, a pressure sensor 6, an elastic part 7, a vertical channel 8, a transverse channel 9, a connecting rod 10, an induced draft fan 11, a filter screen 111, an air filtering device 12, an air-out cavity 121, an air-out pipe 122, a filter cavity 123, a one-way valve 13, an exhaust pipe 14, a one-way overflow valve 141, a liquid outlet 15, a liquid outlet valve 151, a liquid outlet hose 152, a liquid outlet nozzle 153 and a flexible.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to specific embodiments and the accompanying drawings.
It should be noted that all expressions using "first" and "second" in the embodiments of the present invention are used for distinguishing two entities with the same name but different names or different parameters, and it should be noted that "first" and "second" are merely for convenience of description and should not be construed as limitations of the embodiments of the present invention, and they are not described in any more detail in the following embodiments.
A negative pressure collecting box for medical wastes comprises a box body 1, wherein the top wall of the box body 1 is provided with an input port 2, one side adjacent to the input port 2 is communicated with and provided with a sliding cover cavity 3, two sides of the lower end in the sliding cover cavity 3 are fixedly provided with sliding rails 4, the sliding rails 4 extend outwards into the input port 2, the sliding cover 5 is clamped on the sliding rails 4, the sliding cover 5 can slide back and forth along the sliding rails 4 to seal the input port 2, the inner side wall of the sliding cover cavity 3 is fixedly provided with a pressure sensor 6, an elastic piece 7 is arranged between the pressure sensor 6 and the side wall of the sliding cover 5 far away from the input port 2, the lower end of the input port 2 is communicated with and provided with a vertical channel 8 and a transverse channel 9, the inlet end of the transverse channel 9 is communicated with the lower end of the vertical channel 8, the outlet end is communicated with the hollow lower part of the box body 1, a connecting rod 10, draught fan 11 passes through terminal surface fixed connection under connecting rod 10 and the sliding closure 5, draught fan 11 and the 6 electricity of pressure sensor are connected, the fixed air filter 12 that is equipped with in one side in the box body 1, an air-out filtration disinfection for to draught fan 11, pull open sliding closure 5 through manual, in order to drive connecting rod 10 and remove, in order to promote draught fan 11 and shift out the exit end of cross aisle 9, simultaneously through sliding closure 5 compression elastic component 7, in order to trigger pressure sensor 6, in order to trigger and switch on draught fan 11 and inwards convulsions, reset through 7 elasticity of elastic component, in order to promote 5 roll-offs of sliding closure and seal the entry 2 of throwing, it resets and seals the exit end of cross aisle 9 to drive draught fan 11 removal simultaneously.
The invention sets a box body 1, a throwing-in port 2 is arranged on the top wall of the box body 1 and is used for throwing medical wastes into the box body 1 so as to collect the wastes in the diagnosis and treatment process, particularly the mobile diagnosis and treatment process, one side adjacent to the throwing-in port 2 is communicated with a sliding cover cavity 3, a sliding cover 5 can slide along a sliding rail 4 in the sliding cover cavity 3 in a reciprocating way so as to seal the throwing-in port 2, a pressure sensor 6 is fixed on the inner side wall of the sliding cover cavity 3, a vertical channel 8 is communicated at the lower end of the throwing-in port 2, a transverse channel 9 is communicated at the lower end of the vertical channel 8, the outlet end of the transverse channel 9 is communicated with the hollow lower part of the box body 1, an induced draft fan 11 is arranged at one side of the outlet end of the transverse channel 9 and is electrically connected with the pressure sensor 6, thereby, a connecting rod 10 can be driven, meanwhile, the elastic part 7 is compressed through the sliding cover 5, the pressure sensor 6 can be triggered to trigger and conduct the induced draft fan 11 to draw air inwards, so that the thrown waste falls down along the vertical channel 8 in the vertical direction through the throwing-in port 2 to fall into the transverse channel 9 and fall into the hollow lower part of the box body 1 under the action of the suction force of the induced draft fan 11 to realize collection, meanwhile, negative pressure can be formed due to the inward air drawing of the induced draft fan 11, so that the germs volatilized by the waste in the box can be prevented from being brought out and leaking out, an air filtering device 12 is fixedly arranged on one side in the box body 1 and used for filtering and disinfecting the air outlet of the induced draft fan 11, and therefore, the thrown waste can be automatically triggered to work to generate negative pressure when the sliding cover 5 is pulled open to throw the waste, on one hand, the thrown waste is brought into the box, on the other hand, the germs volatilized, the air filtering device 12 is used for filtering and disinfecting the outlet air of the draught fan 11, is beneficial to filtering and diluting pathogenic bacteria in a box or in the air, can push the sliding cover 5 to slide out and seal the inlet 2 by elastic resetting of the elastic piece 7, and simultaneously drives the draught fan 11 to move and reset and seal the outlet end of the transverse channel 9, so that the normal closing state of the sliding cover 5 is favorably maintained by the elastic force of the elastic piece 7, the sliding cover 5 is prevented from being opened by mistake, the outlet end of the transverse channel 9 is sealed by the draught fan 11, so as to realize the secondary sealing effect, and waste falls into the box through the outlet ends of the vertical channel 8 and the transverse channel 9 due to the arrangement of the vertical channel 8 and the transverse channel 9, so that the leakage difficulty of volatile gas containing the pathogenic bacteria is increased, and the better sealing effect is realized, especially for infectious medical wastes, so as to facilitate collection and better control the germ diffusion.
In the embodiment of the present invention, the air filtering device 12 includes an air outlet cavity 121, an air outlet pipe 122, and a filtering cavity 123, one side of the air outlet cavity 121 is designed to be open for engaging with an air outlet end face of the induced draft fan 11 so as to introduce the air outlet of the induced draft fan 11 into the air outlet cavity 121, the filtering cavity 123 is fixed at one side in the box body 1, the filtering cavity 123 is filled with a disinfectant, the disinfectant can add corresponding disinfectant to different medical wastes for filtering and disinfecting toxic gases volatilized from the wastes, one end of the air outlet pipe 122 is fixedly connected with the other side of the air outlet cavity 121 relative to the induced draft fan 11, the other end is fixedly connected with the bottom end of the filtering cavity 123, a one-way valve 13 is arranged at a communication position with the filtering cavity 123 for one-way air inlet into the filtering cavity 123, an exhaust pipe 14 is arranged at the top end of the filtering cavity 123, the exhaust pipe 14 penetrates through the box body 1 and is, the disinfectant in the filter cavity 123 is filtered and disinfected, and is discharged through the exhaust pipe 14, and the one-way overflow valve 141 is used for one-way communication and flow control.
In the embodiment of the present invention, the bottom end of the filter cavity 123 is communicated with the liquid outlet 15, the liquid outlet 15 penetrates through the box body 1, and the liquid outlet 15 is connected with the liquid outlet valve 151 for controlling the on-off of the liquid outlet 15, so that the liquid can be conveniently added into the filter cavity 123 or the disinfectant can be conveniently led out through the liquid outlet 15 for temporary disinfection.
In the embodiment of the present invention, the end of the liquid outlet 15 penetrating through the box body 1 is externally connected with a liquid outlet hose 152, and the liquid outlet hose 152 is externally connected with a liquid outlet nozzle 153, so as to facilitate the operation of leading out the disinfection solution for temporary disinfection, so as to realize the convenient disinfection function while the collection box collects the waste.
In the embodiment of the invention, a filter screen 111 is attached and fixed on the air inlet end face of the induced draft fan 11 and used for filtering impurities so as to avoid blocking the induced draft fan 11 and an induced draft channel.
In the embodiment of the invention, the air inlet end face of the induced draft fan 11 is designed to be inclined towards the air outlet direction at the lower end, so that the thrown waste can fall into the box downwards, and the effect of improving the collection efficiency is achieved.
In the embodiment of the invention, the transverse channel 9 is designed to be inclined downwards to facilitate the thrown waste to fall downwards into the box, so as to further improve the collection efficiency.
In the embodiment of the invention, the flexible buckle 16 is fixed on the inner side wall of the vertical channel 8, so that the connecting rod 10 can be clamped when the sliding cover 5 is pulled open, thereby avoiding the continuous force application on the sliding cover 5 when the sliding cover 5 is opened, and achieving the effect of convenient operation.
In the embodiment of the present invention, a handle 51 is fixed on the upper end surface of the sliding cover 5, which is beneficial to convenient operation and labor saving.
In the embodiment of the present invention, the elastic member 7 is a compression spring.
In the negative pressure collecting box for medical wastes disclosed by the invention, by arranging the box body 1, the top wall of the box body 1 is provided with the input port 2, one side adjacent to the input port 2 is communicated with the sliding cover cavity 3, and the sliding cover 5 can slide along the sliding rail 4 in the sliding cover cavity 3 in a reciprocating way to seal the input port 2, when in use, the sliding cover 5 is pulled open manually to drive the connecting rod 10 to move so as to push the induced draft fan 11 to move out of the outlet end of the transverse channel 9 to conduct the transverse channel 9 and the hollow lower part of the box body 1, and the elastic piece 7 is compressed by the sliding cover 5 so as to trigger the pressure sensor 6 to trigger the induced draft fan 11 to draw air inwards, so that the input wastes fall down from the input port 2 along the vertical channel 8 in the vertical direction to fall into the transverse channel 9 and are sucked by the induced draft fan 11 to fall into the hollow lower part of the box body 1 to realize collection, and simultaneously, the induced draft fan 11, so as to prevent the volatile germs of the waste in the box from being brought out and leaking, and one side in the box body 1 is fixedly provided with an air filtering device 12 for filtering and sterilizing the outlet air of the induced draft fan 11, the elastic element 7 is elastically reset to push the sliding cover 5 to slide out and seal the inlet 2, and simultaneously the induced draft fan 11 is driven to move, reset and seal the outlet end of the transverse channel 9, wherein, the air filtering device 12 comprises an outlet air cavity 121, an outlet air pipe 122 and a filtering cavity 123, so that the outlet air of the induced draft fan 11 passes through the outlet air cavity 121 and the outlet air pipe 122 in sequence, is filtered and sterilized by the disinfectant in the filtering cavity 123 and is discharged through the exhaust pipe 14, and is used for one-way conduction and controllable flow through the one-way overflow valve 141, the bottom end of the filtering cavity 123 is communicated with the liquid outlet 15, the liquid outlet 15 penetrates through the box body 1, liquid outlet 15 wears out 1 one end of box body and is external to have a liquid hose 152, liquid hose 152 is external to have a liquid shower nozzle 153, so that the antiseptic solution is drawn forth in the operation and is used for interim disinfection, the laminating is fixed with filter screen 111 on the 11 air inlet terminal surfaces of draught fan, 11 air inlet terminal surfaces of draught fan design for the lower extreme inclines towards the air-out direction, horizontal channel 9 designs downwards for the slope, thereby in order to do benefit to the discarded object that drops into downwards in the box, in order to further improve collection efficiency, be fixed with flexible buckle 16 on the 8 inside walls of vertical channel, so that when pulling open sliding closure 5, but block connection connecting rod 10, thereby reach the effect of convenient operation, be fixed with handle 51 on the sliding closure 5 up end, in order to do benefit to convenient.
Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to these examples; within the idea of the invention, also technical features in the above embodiments or in different embodiments may be combined and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity. Therefore, any omissions, modifications, substitutions, improvements and the like that may be made without departing from the spirit and principles of the invention are intended to be included within the scope of the invention.

Claims (10)

1. A negative pressure collecting box for medical waste, characterized by comprising:
the top wall of the box body is provided with a feeding port, and one side adjacent to the feeding port is communicated with a sliding cover cavity;
the sliding rails are fixed on two sides of the lower end in the sliding cover cavity and extend outwards into the input port;
the sliding cover is clamped on the slide rail and can slide along the slide rail in a reciprocating manner so as to seal the input port;
the pressure sensor is fixed on the inner side wall of the sliding cover cavity;
the elastic piece is arranged between the pressure sensor and the side wall of the sliding cover, which is far away from the side of the input port;
the vertical channel is communicated with the lower end of the input port;
the inlet end of the transverse channel is communicated with the lower end of the vertical channel, and the outlet end of the transverse channel is communicated with the hollow lower part of the box body;
the connecting rod penetrates through the vertical channel and the transverse channel;
the induced draft fan is arranged on one side of the outlet end of the transverse channel, is fixedly connected with the lower end face of the sliding cover through the connecting rod, and is electrically connected with the pressure sensor;
the air filtering device is fixedly arranged on one side in the box body and is used for filtering and disinfecting the outlet air of the induced draft fan;
through manual pulling open the sliding closure, in order to drive the connecting rod removes, in order to promote the draught fan shifts out transverse channel's exit end passes through simultaneously the sliding closure compression the elastic component, in order to trigger pressure sensor switches on in order to trigger the inside convulsions of draught fan, through elastic component elasticity resets, in order to promote the sliding closure roll-off is sealed throw in the mouth, drives simultaneously the draught fan removes to reset and seals transverse channel's exit end.
2. The negative pressure collecting box for medical wastes according to claim 1, wherein the air filtering device comprises an air outlet cavity, an air outlet pipe and a filter cavity, one side of the air outlet cavity is open and used for clamping an air outlet end face of the draught fan, the filter cavity is fixed on one side in the box body, disinfectant is filled in the filter cavity, one end of the air outlet pipe and the air outlet cavity are fixedly connected with the other side of the draught fan, the other end of the air outlet pipe and the bottom end of the filter cavity are fixedly connected, a one-way valve is arranged at a communication position of the filter cavity and used for one-way air inlet into the filter cavity, an exhaust pipe is arranged at the top end of the filter cavity, and penetrates through the box body and is connected with a one-way overflow valve for controlling outward exhaust.
3. The negative pressure collecting box for medical wastes according to claim 2, wherein a liquid outlet is communicated with the bottom end of the filter cavity and penetrates through the box body, and a liquid outlet valve is connected to the liquid outlet and used for controlling the on-off of the liquid outlet.
4. The negative pressure collecting box for medical wastes according to claim 3, wherein the liquid outlet is externally connected with a liquid outlet hose at one end which penetrates out of the box body, and the liquid outlet hose is externally connected with a liquid outlet nozzle.
5. The negative pressure collecting box for medical wastes according to claim 1, wherein a filter screen is attached and fixed to the air inlet end face of the induced draft fan.
6. The negative pressure collecting box for medical waste as claimed in claim 1, wherein the air inlet end face of the induced draft fan is designed such that the lower end thereof is inclined toward the air outlet direction.
7. The negative pressure medical waste collection cassette of claim 1, wherein the transverse channel is configured to slope downwardly.
8. The negative pressure collecting box for medical waste as claimed in claim 1, wherein a flexible buckle is fixed on the inner side wall of the vertical channel, so that the connecting rod can be clamped when the sliding cover is pulled open.
9. The negative pressure collecting container for medical waste as claimed in claim 1, wherein a handle is fixed to an upper end surface of the slide cover.
10. The negative pressure collecting container for medical waste as claimed in claim 1, wherein the elastic member is a compression spring.
CN202010255246.9A 2020-04-02 2020-04-02 Negative pressure collecting box for medical waste Withdrawn CN111547405A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010255246.9A CN111547405A (en) 2020-04-02 2020-04-02 Negative pressure collecting box for medical waste

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010255246.9A CN111547405A (en) 2020-04-02 2020-04-02 Negative pressure collecting box for medical waste

Publications (1)

Publication Number Publication Date
CN111547405A true CN111547405A (en) 2020-08-18

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Application Number Title Priority Date Filing Date
CN202010255246.9A Withdrawn CN111547405A (en) 2020-04-02 2020-04-02 Negative pressure collecting box for medical waste

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112960316A (en) * 2021-04-27 2021-06-15 高冲 A disinfection garbage bin for hospital diagnoses administrative or technical offices

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112960316A (en) * 2021-04-27 2021-06-15 高冲 A disinfection garbage bin for hospital diagnoses administrative or technical offices

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Application publication date: 20200818

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