CN212593191U

CN212593191U - Medical bed unit gas mixing sterilizer

Info

Publication number: CN212593191U
Application number: CN202020428104.3U
Authority: CN
Inventors: 荣超; 李厚重; 陈太平
Original assignee: Chengdu Best Technology Co ltd
Current assignee: Chengdu Best Technology Co ltd
Priority date: 2020-03-30
Filing date: 2020-03-30
Publication date: 2021-02-26
Anticipated expiration: 2030-03-30

Abstract

The utility model discloses a medical bed unit gas mixing sterilizing machine, including gaseous confluence portion, ozone generator group, the hydrogen peroxide atomizer, the resolver, valve group, the air pump, through making up each spare part and tube coupling formation ozone input pipeline, gaseous circulation pipeline and gaseous analytic pipeline, ozone input pipeline and hydrogen peroxide atomizer let in ozone and hydrogen peroxide to gaseous confluence portion, ozone and hydrogen peroxide are to bed unit sterilization disinfection after the mixture in gaseous confluence portion, the gaseous analytic behind the sterilization disinfection, to sum up, this application device uses ozone and hydrogen peroxide to carry out sterile mode jointly and reaches the purpose of carrying out the disinfection to bed unit jointly, make the disinfection effect to bed unit show the improvement, better using value has.

Description

Medical bed unit gas mixing sterilizer

Technical Field

The utility model relates to a sterilizer field, concretely relates to gaseous mixed sterilizing machine of medical bed unit.

Background

The medical bed unit comprises a bed sheet, a quilt, bedding, a pillow, a mattress and the like, the bed unit sterilizer is basically adopted by hospitals for sterilizing cotton fabrics on sickbeds, but the existing sterilization mode of the bed unit sterilizer is single, ozone is generally used for sterilization, and the effect is poor.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model discloses a gas mixing sterilizer for medical bed units, which comprises a gas converging part, an ozone generator group, a hydrogen peroxide atomizer, a resolver, a valve group and an air pump, through make up each spare part and pipe connection forms ozone input pipeline, gas circulation pipeline and gaseous analytic pipeline, ozone input pipeline and hydrogen peroxide atomizer let in ozone and hydrogen peroxide to gaseous confluence portion, ozone and hydrogen peroxide are disinfected the disinfection through gas circulation pipeline after gaseous confluence portion mixes, the gaseous analysis of going back to the disinfection and emission of gas after disinfecting, to sum up, this application device uses ozone and hydrogen peroxide to carry out sterile mode to reach the purpose of disinfecting to the bed unit comprehensively, make the disinfection effect to the bed unit show and improve, have better popularization and use value.

The utility model discloses a following technical scheme realizes:

a medical bed unit gas mixing sterilizer can be connected with an air source and a sterilizing cover, comprises a shell, a gas converging part, an ozone generator group, a hydrogen peroxide atomizer and an air pump; the air pump and the ozone generator set are connected through pipelines and form all or part of an ozone input pipeline; the gas confluence part and the air source are respectively connected to two ends of the ozone input pipeline; the hydrogen peroxide atomizer stores liquid hydrogen peroxide inside and is connected with the gas confluence part through a pipeline; the disinfection cover pipeline is connected with the gas confluence part.

Further, a joint area is also included; the joint region includes a first joint; the gas confluence part is connected with the disinfection cover through a first connector in a pipeline way.

Furthermore, the device also comprises a valve group; the valve group comprises a first valve and a third valve; the joint region further comprises a second joint; the first valve, the air pump and the ozone generator set are sequentially connected by pipelines and form all or part of an ozone input pipeline; the gas converging part is in butt joint with the ozone generator group, and the first valve is in butt joint with the air source; the air pump, the ozone generator set, the gas converging part, the first joint, the disinfection cover, the second joint and the third valve are sequentially connected end to form a structure with communicated and closed loops inside, and all or part of the gas circulation pipeline is formed.

Further, a resolver is also included; the valve group also comprises a second valve; the second joint, the second valve, the resolver and the air pump are connected in sequence through pipelines to form an air resolving pipeline.

Furthermore, the valve group also comprises a fourth valve and a fifth valve; the disinfection cover, the second joint, the third valve, the air pump and the fifth valve are sequentially connected through pipelines to form a vacuum-pumping pipeline, and the vacuum-pumping pipeline is connected with an air source through the fifth valve; the first valve, the air pump, the fourth valve and the ozone generator set are sequentially connected through pipelines to form an ozone input pipeline.

Further, still include control module, control module carries out electric connection with ozone generator group, hydrogen peroxide atomizer, valve group and air pump respectively.

Further, the gas merging part is a mixing cavity.

Furthermore, the storage cabinet also comprises a transverse clapboard and a storage drawer; the diaphragm plate is positioned in the shell and divides the shell into a first accommodating cavity and a second accommodating cavity; a storage drawer is placed in the first accommodating cavity; the second accommodating cavity accommodates an ozone generator group, a resolver, a control module, a valve group, an air pump, an air converging part and a hydrogen peroxide atomizer.

Furthermore, the device also comprises a vertical partition plate; the vertical partition plate is positioned in the second accommodating cavity, is vertically arranged on the surface of the transverse partition plate, and divides the second accommodating cavity into a second front accommodating cavity and a second rear accommodating cavity; the ozone generator group, the analyzer, the control module, the valve group and the air pump are positioned in the second rear accommodating cavity; the gas junction and the hydrogen peroxide atomizer are located in the second front receiving chamber.

Further, the device also comprises a valve group and a resolver; the valve group comprises a first valve, a second valve, a fourth valve and a fifth valve; the joint zone further comprises a second joint connected in parallel with the first joint; the gas converging part is connected with the disinfection cover through a first connector and a second connector respectively; the first valve, the air pump, the fourth valve and the ozone generator set are sequentially connected through pipelines to form an ozone input pipeline; the first valve is in butt joint with an air source, and the ozone generator group is in butt joint with the gas confluence part; the joint area, the second valve, the resolver, the air pump and the fifth valve are sequentially connected through pipelines to form an air resolving pipeline.

Compared with the prior art, the utility model, following advantage and beneficial effect have:

the device of the application comprehensively uses the ozone and the hydrogen peroxide to disinfect the bed unit and is provided with the unique disinfection device for the disinfection mode, so that the disinfection effect of the bed unit is obviously improved, and the device has good popularization and use values.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:

FIG. 1 is an overall block diagram of an embodiment of the present invention;

FIG. 2 is an enlarged view of FIG. 1;

FIG. 3 is an enlarged view of FIG. 1 at II;

fig. 4 is a piping system diagram of an embodiment of the present invention;

FIG. 5 is a diagram of an ozone generator set according to an embodiment of the present invention;

fig. 6 is a control system diagram of an embodiment of the present invention;

fig. 7 is a diagram of another piping system according to an embodiment of the present invention;

fig. 8 is a diagram of a piping system according to another embodiment of the present invention.

Reference numbers and corresponding part names in the drawings:

1-display screen, 2-button, 3-gas junction, 4-ozone generator group, 5-hydrogen peroxide atomizer, 6-shell, 7-resolver, 8-joint zone, 81-first joint, 82-second joint, 9-handrail, 10-control module, 11-valve group, 111-first valve, 112-second valve, 113-third valve, 114-fourth valve, 115-fifth valve, 12-air pump, 13-transverse partition, 14-vertical partition, 15-storage drawer, 16-truckle, 17-sensor group, 171-temperature and humidity sensor, 172-ozone concentration sensor, 173-hydrogen peroxide concentration sensor, 1000-disinfection cover, 2000-bed unit, 3000-air source.

Detailed Description

To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.

In some embodiments, a hospital bed unit gas mixing sterilizer, such as that shown in fig. 1, is capable of accessing air from an air source 3000, as shown in fig. 4, and passing ozone and gaseous hydrogen peroxide into a sterilization wrap 1000. The air source 3000 may be a common atmospheric environment, or may be some air that is simply processed and then stored in a certain device, for example, air that is processed by drying and dehumidifying when the humidity environment is large.

As shown in fig. 1 and 2, the device of the present application includes a housing 6, the housing 6 having a hollow interior. The housing 6 is provided with a gas merging part 3, an ozone generator group 4, a hydrogen peroxide atomizer 5, a resolver 7, a valve group 11 and an air pump 12, and the connection relationship and the function thereof will be described in detail later. The top of the shell 6 is embedded with the joint area 8 shown in fig. 1 and 3, the joint area 8 comprises a first joint 81 and a second joint 82, one end of the first joint 81 and the other end of the second joint 82 are embedded into the shell 6 for connecting related components, the other end of the first joint 81 and the other end of the second joint 82 are located outside the shell 6 for connecting a disinfection cover 1000, and the disinfection cover 1000 is hermetically sleeved on a medical bed unit 2000 to be disinfected, so that the pipeline layout of the device has more orderliness. The valve group 11 includes a first valve 111, a second valve 112 and a third valve 113 for controlling the opening and closing of the related pipelines, and the specific control manner will be described in detail later. It should be noted that the sterilization cover 1000 may also be a sterilization bag.

As can be seen from fig. 1 and 4, the first valve 111, the air pump 12, and the ozone generator set 4 are sequentially connected to form an ozone input pipeline, the air merging portion 3 and the air source 3000 are respectively connected to two ends of the ozone input pipeline through pipelines, wherein the air pump 12 is used for generating power for air flow circulation, and the ozone generator set 4 is used for converting oxygen in the air source 3000 into ozone, so that ozone is finally input into the air merging portion 3. The hydrogen peroxide atomizer 5 is capable of atomizing liquid hydrogen peroxide into aerosol particles having a diameter in the range of 1-50um, and feeding hydrogen peroxide into the gas junction 3 by being connected to the gas junction 3 by a pipe.

The air pump 12, the ozone generator group 4, the gas confluence part 3, the first connector 81, the disinfection cover 1000, the second connector 82 and the third valve 113 are sequentially connected end to form a gas circulation pipeline which is communicated internally and is closed-loop. After the gas merging portion 3 is filled with a sufficient amount of mixed ozone and hydrogen peroxide, the mixed gas in the gas merging portion 3 is made to flow through the gas circulation pipeline, and the bed unit 2000 placed in the sterilization cover 1000 is sterilized in a blowing manner.

The sterilizing cover 1000, the second connector 82, the second valve 112, the resolver 7 and the air pump 12 are sequentially connected through pipelines to form an air resolving pipeline. After the bed unit 2000 is sterilized, ozone and hydrogen peroxide in the sterilizing cover 1000 are adsorbed in the desorption unit 7 through the gas desorption pipeline, and the desorption unit 7 is preferably an activated carbon filter having a catalyst, such as active enzyme, therein for accelerating the decomposition of ozone and hydrogen peroxide. After the ozone and the hydrogen peroxide are sucked into the resolver 7, the ozone and the hydrogen peroxide are quickly decomposed into water and oxygen under the action of the catalyst, and the decomposed gas is discharged without pollution.

To sum up, this application device is through disposing each spare part subassembly to through the tube coupling between each part subassembly, mix in letting in gaseous confluence portion 3 with ozone and hydrogen peroxide, recycle the gaseous of mixed and to disinfecting to bed unit 2000, and realize gaseous analysis and emission of mixture after the disinfection of disinfecting, make bed unit 2000 have better disinfection effect of disinfecting, have fine spreading value. It should be noted here that, since the main function of the gas junction part 3 is to mix ozone and hydrogen peroxide and then introduce the mixture into the disinfection cover 1000, so as to disinfect and sterilize the bed unit 2000, in order to achieve this effect, the gas junction part 3 may be set as a three-way valve to make two gas streams meet, but in order to make two gas streams fully mixed uniformly, the better disinfection and sterilization purpose has been achieved, the gas junction part 3 is preferably set as a mixing chamber as shown in fig. 1 and fig. 2, so that after ozone and hydrogen peroxide are merged into the mixing chamber together, the mixing chamber in the mixing chamber will be fully mixed uniformly, and the sterilization and sterilization effect is better when the bed unit 2000 is introduced.

In some embodiments, as shown in FIG. 7, the valve set 11 further includes a fourth valve 114 and a fifth valve 115. The sterilizing cover 1000, the second connector 82, the third valve 113, the air pump 12 and the fifth valve 115 are sequentially connected through pipelines to form a vacuum-pumping pipeline, and the vacuum-pumping pipeline is connected into an air source 3000 through the fifth valve 115; like this, before letting in ozone and hydrogen peroxide to disinfection cover 1000 and disinfecting, can carry out the evacuation through evacuation pipeline earlier, then utilize the pressure differential to let in disinfection cover 1000 with mixed oxygen and hydrogen peroxide in gas confluence portion 3, owing to be in the negative pressure environment in disinfection cover 1000 this moment, the gas in the gas confluence portion 3 will be more deep inside permeating to bed unit 2000 to reach better bactericidal effect. Meanwhile, because a vacuum-pumping pipeline is added, a fourth valve 114 is added to the ozone input pipeline and is positioned between the air pump 12 and the ozone generator set 4, namely, the first valve 111, the air pump 12, the fourth valve 114 and the ozone generator set 4 are sequentially connected through pipelines to form the ozone input pipeline. Thus, the gas flowing out through the gas pump 12 will have different flow directions under the control of the fourth valve 114 and the fifth valve 115. It should be noted that the fourth valve 114 and the fifth valve 115 are preferred arrangements of the valve set 11, and the purpose is to evacuate before the sterilization enclosure 1000 is filled with ozone, so that a user can consider whether to add the ozone according to actual working requirements and cost control budget of the whole equipment, and therefore, the arrangement is not shown in fig. 1 and 2, and if the user needs to add the ozone, the fourth valve 114 and the fifth valve 115 can be arranged above the air pump 12 as well as the first valve 111, the second valve 112 and the third valve 113 in fig. 1 and 2, and the installation positions of the fourth valve 114 and the fifth valve 115 can be reserved in the equipment as can be seen from the three-dimensional fig. 1 and 2.

In some embodiments, as shown in fig. 6, in order to realize intelligent control of the operation of the whole device, improve the convenience of the device and prevent errors caused by manual start and stop, the device further includes a control module 10, the control module 10 is located in the housing 6 shown in fig. 1 and 2 and is embedded on a side plate of the housing 6, and preferably, a single chip microcomputer which is easy to program can also be adopted as an alternative. All valves in the valve group 11 are preferably programmable solenoid valves. The control module 10 is electrically connected with the ozone generator group 4, the hydrogen peroxide atomizer 5, the valve group 11 and the air pump 12 respectively, and controls the start and stop of the ozone generator group, so as to achieve the purpose of intelligentizing the working process of the device, and the specific control method of the device will be detailed in the following. Meanwhile, in order to monitor the operating state of the whole device in operation in real time, as shown in fig. 6, a sensor group 17 is further provided, the sensor group 17 is electrically connected with the control module 10 and comprises a temperature and humidity sensor 171, an ozone concentration sensor 172 and a hydrogen peroxide concentration sensor 173, the temperature and humidity of the ozone and the hydrogen peroxide are monitored by the temperature and humidity sensor 171 in real time, the concentration of the ozone is monitored by the ozone concentration sensor 172 in real time, the concentration of the hydrogen peroxide is monitored by the hydrogen peroxide concentration sensor 173 in real time, when the temperature, the humidity or the concentration is abnormal, a signal can be timely fed back to the control module 10, the control module 10 adopts a mode of suspending related equipment, and process protection is realized. It should be noted that the specific locations of the temperature/humidity sensor 171, the ozone concentration sensor 172, and the hydrogen peroxide concentration sensor 173 in the device of the present application are added according to the working experience and loading habit of those skilled in the art, as long as the state monitoring of the temperature, the humidity, and the concentration is satisfied, and therefore, the specific locations and structures thereof are not illustrated in the drawings.

Further, in order to facilitate the operation of the apparatus, as shown in fig. 1 and 2, a display screen 1 is provided to be fitted to the top surface of the housing 6. The control system 10 is electrically connected with the display screen 1 and is matched with the display screen 1 to form a human-computer interaction system, so that an operator can conveniently set parameters and debug programs, and meanwhile, the start and stop control of all relevant parts of the device can be realized through the display screen 1. And in order to realize one-key start-stop, a button 2 is embedded on the top surface of the shell 6.

In some embodiments, as shown in fig. 2, 4 and 5, to ensure that sufficient ozone is introduced into the sterilization enclosure 1000, the ozone generator set 4 is composed of a plurality of ozone generators connected in parallel, such that air from the air source 3000 will be divided and enter the ozone generators respectively to be converted into ozone, and then the air is output by the ozone generators and then merged into the gas merging portion 3 together, thereby ensuring that more ozone can be converted per unit time for sterilization.

In some embodiments, in order to increase the space utilization rate and make the internal layout of the whole equipment reasonable, as shown in fig. 1 and 2, the device further comprises a transverse partition plate 13, a vertical partition plate 14 and a storage drawer 15. Diaphragm 13 is located casing 6 and is divided into first chamber and the second chamber that holds with casing 6 inner chamber, for the convenience of use, holds the chamber and the first chamber that holds of second and stack the overall arrangement from top to bottom. Accomodate drawer 15 sliding pair and connect in first holding the chamber, accessories such as disinfection cover 1000, the external trachea that is used for the tube coupling all can be stored like this and accomodate drawer 15 to take when needs, improve the convenient degree of device.

The vertical partition plate 14 is positioned in the second accommodating cavity, is vertically arranged on the top surface of the transverse partition plate 13, and divides the second accommodating cavity into a second front accommodating cavity and a second rear accommodating cavity. The ozone generator group 4, the resolver 7, the control module 10, the valve group 11 and the air pump 12 are located in the second rear accommodating cavity, the ozone generator group 4 and the resolver 7 are hung on the side face of the vertical partition plate 14, and the valve group 11 and the air pump 12 are fixedly connected to the top face of the transverse partition plate 13. The gas merging portion 3 and the hydrogen peroxide atomizer 5 are provided in the second front accommodation chamber and are hung on the side surface of the vertical partition plate 14. Like this, hold the chamber before the second and hold the chamber behind the second and can regard as two workspace respectively, and a workspace is used for producing ozone and ozone transmission, and a workspace is used for producing hydrogen peroxide and hydrogen peroxide transmission, more does benefit to the going on of the configuration of individual spare part and whole device work.

In some embodiments, to facilitate the maneuvering or transferring of the position of the equipment, the apparatus of the present application further comprises handrails 9 and casters 16; the armrest 9 is located at the top of the housing 6 and the castor wheel 16 is located at the bottom of the housing 6. In this way, the operator can hold the armrest 9 and push the apparatus as a whole in a rolling manner to move.

The application provides a method for using a gas mixing sterilizer for medical bed units, which comprises the following steps:

step S100: sealing: specifically, the bed unit 2000 is put into the disinfection cover 1000 for sealing as shown in fig. 7; the sterilization cover 1000 is then docked with the first connector 81 and the second connector 82 through external tubing, respectively.

Step S200: vacuumizing: specifically, the third valve 113 and the fifth valve 115 are opened, the other valves are closed, the air pump 12 is started to connect the vacuum-pumping pipeline, the sterilization enclosure 1000 is pumped to the air source 3000, and the third valve 113 and the fifth valve 115 are closed and the air pump 12 is stopped until the first time T1 is reached. According to the working experience, the first time T1 is preferably 5-10 minutes.

Step S300: and (3) disinfection: specifically, the first valve 111 and the fourth valve 114 are opened, other valves are closed, and the air pump 12 and the ozone generator set 4 are started, that is, the ozone input pipeline is opened, so that the air in the air source 3000 is converted into ozone through the ozone generator set 4, and then enters the gas confluence part 3 through the ozone input pipeline; simultaneously, the hydrogen peroxide atomizer 5 is activated to atomize the hydrogen peroxide and feed it into the gas junction 3. After the ozone and the hydrogen peroxide are mixed in the chamber 3, the ozone and the hydrogen peroxide are introduced into the sterilizing cover 1000 together until the second time T2 is reached, the first valve 111 and the fourth valve 114 are closed, and the air pump 12, the ozone generator set 4 and the hydrogen peroxide atomizer 5 are stopped.

Step S400: and (3) circulation: specifically, the third valve 113 and the fourth valve 114 are opened, other valves are closed, and the air pump 12 and the ozone generator set 4 are started; that is, the gas circulation line is opened to circulate the hydrogen peroxide and ozone filled in the sterilization enclosure 1000, and the bed unit 2000 is sterilized by blowing until a fourth time T4 is reached, the third valve 113 and the fourth valve 114 are closed, and the air pump 12 and the ozone generator set 4 are stopped. According to the working experience, the fourth time T4 is preferably 10-60 minutes. According to the working experience, the sum of T2 and T4 is 20-90 minutes.

Step S500: maintaining: specifically, the operation of the air pump 12, the ozone generator group 4, the hydrogen peroxide atomizer 5 and the valve group 11 is stopped, so that the hydrogen peroxide and the ozone are statically sterilized to the bed unit 2000 in the sterilization cover 1000 until a third time T3 is reached, and the third time T3 is preferably 10-30 minutes according to the working experience.

Step S600: and (3) analysis: specifically, the second valve 112 is opened, the other valves are closed, the air pump 12 is started, that is, the air vent desorption pipeline is opened, the air in the sterilization enclosure 1000 is pumped out to the desorption device 7, and after the fifth time T5 is reached, the second valve 112 is closed, and the air pump 12 is stopped. It should be noted here that the air pump 12 generates power to pump out the ozone and hydrogen peroxide in the sterilization cover 1000 to the resolver 7, and the resolver 7 is provided with a catalyst such as active enzyme, and the ozone and hydrogen peroxide are unstable in chemical property, and are accelerated to be decomposed into oxygen and water by the catalyst, and finally discharged to the atmosphere. Meanwhile, the fifth time T5 is preferably 10-30 minutes according to the working experience.

Meanwhile, according to the accumulation of working experience, when the mixed gas is used for disinfection, in order to achieve the best sterilization and disinfection effect and facilitate decomposition, the hydrogen peroxide concentration is preferably 5.5-12.5%, and the ozone concentration is preferably 1000 PPM.

Fig. 8 shows another embodiment of the present invention, in which a first connector 81 and a second connector 82 are connected in parallel with each other in the connector region 8, and the gas merging portion 3 is connected to the sterilizing cover 1000 through the first connector 81 and the second connector 82, respectively.

The output end of the air pump 12 is also provided with a fourth valve 114 and a fifth valve 115 which are connected in parallel, so that the gas output by the air pump 12 can realize different flow distribution according to the opening and closing conditions of the fourth valve 114 and the fifth valve 115, which is as follows:

the first valve 111, the air pump 12, the fourth valve 114 and the ozone generator set 4 are sequentially connected by pipelines to form an ozone input pipeline; the first valve 111 is connected to the air source 3000, and the ozone generator group 4 is connected to the gas junction 3. The joint area 8, the second valve 112, the resolver 7, the gas pump 12 and the fifth valve 115 are sequentially connected by pipelines, and constitute a gas resolving pipeline. Thus, the air in the air source 3000 is converted into ozone in the ozone generator set 4, flows through the gas merging portion 3 through the ozone input pipeline, is mixed with the hydrogen peroxide introduced by the hydrogen peroxide atomizer 5, and then flows into the sterilizing cover 1000 through the first joint 81 and the second joint 82 respectively to complete the sterilization and disinfection of the bed unit 2000. After the sterilization, the gas in the sterilization enclosure 1000 flows into the gas desorption pipeline through the joint area 8, i.e. the first joint 81 and the second joint 82 which are connected in parallel, and is finally discharged without pollution after the decomposition in the desorption device 7.

The above embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above embodiments are only specific embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a gaseous mixed sterilizing machine of medical bed unit, can connect air source (3000) and disinfection cover (1000), includes casing (6), its characterized in that: the ozone generator set comprises a gas converging part (3), an ozone generator set (4), a hydrogen peroxide atomizer (5) and an air pump (12);

the air pump (12) and the ozone generator set (4) are sequentially connected by pipelines and form all or part of an ozone input pipeline; the gas confluence part (3) and the air source (3000) are respectively connected to two ends of the ozone input pipeline;

the hydrogen peroxide atomizer (5) is connected with the gas confluence part (3) through a pipeline;

the pipeline of the disinfection cover (1000) is connected with the gas confluence part (3).

2. The gas mixing sterilizer for medical bed unit according to claim 1, wherein: further comprising a joint zone (8); the joint zone (8) comprises a first joint (81);

the gas merging part (3) is connected with the disinfection cover (1000) through a first connector (81) by a pipeline.

3. The gas mixing sterilizer for medical bed unit according to claim 2, wherein: also comprises a valve group (11); the valve group (11) comprises a first valve (111) and a third valve (113); the joint area (8) further comprises a second joint (82);

the first valve (111), the air pump (12) and the ozone generator set (4) are sequentially connected through pipelines and form all or part of an ozone input pipeline; the gas confluence part (3) is in butt joint with the ozone generator group (4), and the first valve (111) is in butt joint with an air source (3000);

the air pump (12), the ozone generator group (4), the air converging part (3), the first joint (81), the disinfection cover (1000), the second joint (82) and the third valve (113) are sequentially connected end to form a structure which is communicated internally and closed in a closed loop, and all or part of the air circulation pipeline is formed.

4. The gas mixing sterilizer for medical bed unit according to claim 3, wherein: also comprises a resolver (7); the valve group (11) further comprises a second valve (112); the second joint (82), the second valve (112), the resolver (7) and the air pump (12) are sequentially connected through pipelines to form an air resolving pipeline.

5. The gas mixing sterilizer for medical bed unit according to claim 4, wherein: the valve group (11) further comprises a fourth valve (114) and a fifth valve (115);

the sterilizing cover (1000), the second connector (82), the third valve (113), the air pump (12) and the fifth valve (115) are sequentially connected through pipelines to form a vacuum-pumping pipeline, and the vacuum-pumping pipeline is connected into an air source (3000) through the fifth valve (115);

the first valve (111), the air pump (12), the fourth valve (114) and the ozone generator set (4) are sequentially connected through pipelines to form an ozone input pipeline.

6. The gas mixing sterilizer for medical bed unit according to claim 3, wherein: the ozone generator set comprises an ozone generator set (4), a hydrogen peroxide atomizer (5), a valve set (11) and an air pump (12), and is characterized by further comprising a control module (10), wherein the control module (10) is electrically connected with the ozone generator set (4), the hydrogen peroxide atomizer (5) and the air pump (12) respectively.

7. The gas mixing sterilizer for medical bed unit according to claim 1, wherein: the gas merging part (3) is a mixing cavity.

8. The gas mixing sterilizer for medical bed unit according to claim 7, wherein: the storage drawer also comprises a transverse clapboard (13) and a storage drawer (15); the diaphragm plate (13) is positioned in the shell (6) and divides the shell (6) into a first accommodating cavity and a second accommodating cavity;

a storage drawer (15) is placed in the first accommodating cavity; the second accommodating cavity accommodates an ozone generator group (4), a resolver (7), a control module (10), a valve group (11), an air pump (12), an air converging part (3) and a hydrogen peroxide atomizer (5).

9. The gas mixing sterilizer for medical bed unit according to claim 8, wherein: also comprises a vertical clapboard (14); the vertical partition plate (14) is positioned in the second accommodating cavity, is vertically arranged on the surface of the transverse partition plate (13), and divides the second accommodating cavity into a second front accommodating cavity and a second rear accommodating cavity;

the ozone generator group (4), the resolver (7), the control module (10), the valve group (11) and the air pump (12) are positioned in the second rear accommodating cavity; the gas confluence part (3) and the hydrogen peroxide atomizer (5) are positioned in the second front accommodating cavity.

10. The gas mixing sterilizer for medical bed unit according to claim 2, wherein: also comprises a valve group (11) and a resolver (7); the valve group (11) comprises a first valve (111), a second valve (112), a fourth valve (114) and a fifth valve (115); the junction zone (8) further comprises a second junction (82) connected in parallel with the first junction (81);

the gas confluence part (3) is respectively connected with the disinfection cover (1000) through a first joint (81) and a second joint (82) by pipelines;

the first valve (111), the air pump (12), the fourth valve (114) and the ozone generator set (4) are sequentially connected through pipelines to form an ozone input pipeline; the first valve (111) is in butt joint with an air source (3000), and the ozone generator group (4) is in butt joint with the gas confluence part (3);

the joint area (8), the second valve (112), the resolver (7), the air pump (12) and the fifth valve (115) are sequentially connected through pipelines to form an air resolving pipeline.