CN217510898U - Main pipeline sterilizing device of medical central negative pressure suction system - Google Patents
Main pipeline sterilizing device of medical central negative pressure suction system Download PDFInfo
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- CN217510898U CN217510898U CN202221143945.5U CN202221143945U CN217510898U CN 217510898 U CN217510898 U CN 217510898U CN 202221143945 U CN202221143945 U CN 202221143945U CN 217510898 U CN217510898 U CN 217510898U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
The utility model discloses a main pipeline killing device of a medical central negative pressure suction system, which aims to solve the problem that a strong infectious disease source body in the main pipeline of the medical central negative pressure suction system can not be completely blocked, and the killing of the main pipeline is also a blank link of the infection management and disinfection of the existing hospital, and comprises a suction sub-cylinder; a main pipeline; a vacuum buffer tank and a main pipeline vacuum pump; an exhaust sterilizer; a return line; the head and tail ends of the main pipeline are respectively provided with a first pneumatic valve, the head and tail ends of the return pipeline are respectively provided with a second pneumatic valve, and the return pipeline is sequentially provided with a preposed bacteria filtering unit, a high-frequency circulating pump and an ozone generator along the gas phase circulating direction so as to circularly kill and kill the gas phase in the main pipeline. The utility model discloses be particularly useful for medical center negative pressure suction system's main line disappears and kills, has higher social use value and application prospect.
Description
Technical Field
The utility model relates to the technical field of medical instrument field disinfection, concretely relates to main line of medical center negative pressure suction system disappears and kills device.
Background
The medical center negative pressure suction system is widely applied to gas engineering in hospitals, such as various medical places of hospital rescue rooms, operating rooms, stomatology departments, infectious disease wards, intensive care units and the like, and is used for sucking sputum and pus, blood, ascites and the like in operations for patients.
When the existing central negative pressure suction system uses negative pressure suction, the suction terminal and the negative pressure suction equipment can take filtration and sterilization measures, but the strong infectious disease sources in the main pipelines can not be completely blocked, and the disease sources in the main pipelines can be collected continuously along with the operation and use of the suction system and are discharged into the atmospheric environment along the negative pressure exhaust pipeline, so that a new infectious source is formed and the local air environment is seriously polluted.
The sterilization of the main pipeline is a blank link of the infection management and the disinfection of the hospital at present, and no special means for sterilizing the main pipeline exists. Therefore, a main pipeline sterilizing device of a medical center negative pressure suction system is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve or at least alleviate the problem that exists among the prior art.
The utility model provides a main line of medical center negative pressure suction system disappears and kills device, include:
the suction sub-cylinder is connected with at least one ward negative pressure suction terminal;
a main pipeline arranged on the output end of the suction sub-cylinder;
the vacuum buffer tank and the main pipeline vacuum pump are sequentially arranged on the main pipeline;
the discharge sterilizer is arranged at the tail end of the main pipeline and is used for treating waste gas;
a return pipeline which is connected with the head end and the tail end of the main pipeline in a penetrating way to form a circulating gas phase loop;
the head and tail ends of the main pipeline are respectively provided with a first pneumatic valve, the head and tail ends of the return pipeline are respectively provided with a second pneumatic valve, and the return pipeline is sequentially provided with a preposed bacteria filtering unit, a high-frequency circulating pump and an ozone generator along the gas phase circulating direction so as to circularly kill and kill the gas phase in the main pipeline.
Optionally, a deep ultraviolet sterilizer is further installed on the pipe body of the return pipeline between the preposed bacteria filtering unit and the high-frequency circulating pump.
Optionally, leading bacterium filter unit is including installing the filter container on the return line, and the filter container embeds has the filter core to getting into gas phase filtration and detachable setting, and the blowoff valve is installed to the bottom, installs the differential pressure gauge that is used for observing gas phase input and gas phase output differential pressure condition in order to confirm the filter core situation on the filter container.
Optionally, an output end of a disinfectant generator is further installed on the gas phase input end of the filtering container, the gas phase output end of the filtering container is communicated with the input end of the emission sterilizer through a killing and discharging pipe, a third pneumatic valve is installed on the killing and discharging pipe, and the disinfectant generator is not started when the high-frequency circulating pump operates.
Optionally, the pipe body of the return pipeline corresponding to the input side and the output side of the filter container is provided with a manual control valve for closing when the filter element is replaced.
Optionally, a vacuum gauge is arranged on the suction cylinder, and the suction cylinder is connected with the intelligent electric control cabinet through a vacuum sensor.
Optionally, the discharge sterilizer is a high-temperature sterilizer, the working temperature of the discharge sterilizer is 80-120 ℃, the filtration precision is 0.01 μm, and the generation amount of the disinfectant is 30 g/h.
Optionally, the bottom end of the suction air distributing cylinder is connected with a dirt collector arranged at the lowest point of the negative pressure suction system of the medical center through a conduit.
The utility model discloses mainly possess following beneficial effect:
1. the utility model discloses when the main line disappears and kills, by automatically controlled cabinet of intelligence and main control server control, can realize a key and disappear and kill the control, it controls on the spot to need not the personnel, when disappearing and killing, the main line forms a closed gaseous phase return circuit with return line, ozone generator produces in the ozone input gaseous phase return circuit, cooperation high frequency circulating pump, constantly with in the anticlockwise circulation input main line of ozone, the strong oxidizing property that utilizes ozone forms the main line and disappears, and during anticlockwise ozone backward flow to return line's head end, deuterogamy leading bacterium filter unit and deep ultraviolet sterilizer form the second and the triple of disappearing to the germ that the circulation gaseous phase carried, the realization lasts the circulation disinfection sterilization at no dead angle to medical center negative pressure suction system main line.
2. The utility model discloses after the main line disappears and kills the completion, in order to guarantee the next use of filter core or change dumped filter core, open small-size ozone generator and third pneumatic valve, utilize the strong oxidizing property of ozone to exterminate various bacterium and virus on filtering container and the filter core, leading bacterium filter unit's reuse when guaranteeing the main line to disappear on the one hand, on the other hand guarantees that the staff is not infected.
Drawings
The above features, technical features, advantages and implementations of the main line sterilizing device for a medical center negative pressure suction system will be further described in the following detailed description of preferred embodiments with reference to the accompanying drawings.
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a schematic structural view of the main pipeline extinguishing state of the present invention;
fig. 3 is a schematic structural diagram of the middle preposed bacteria filtering unit of the present invention.
In the figure: the device comprises an air suction sub-cylinder 10, a dirt collector 101, a vacuum sensor 102, a vacuum gauge 103, a main pipeline 20, a first pneumatic valve 201, a return pipeline 30, a second pneumatic valve 301, a vacuum buffer tank 40, a main pipeline vacuum pump 50, a discharge sterilizer 60, a preposed bacteria filtering unit 70, a filtering container 701, a blowdown valve 702, a manual control valve 703, a disinfectant generator 704, a differential pressure gauge 705, a third pneumatic valve 706, a disinfection discharge pipe 707, an intelligent electric control cabinet 80, a main control server 90, an ion generator 11, a high-frequency circulating pump 13 and a deep ultraviolet sterilizer 12.
Detailed Description
The invention will be further described with reference to the following figures 1-3 and examples:
example 1
A main pipeline sterilizing device of a medical center negative pressure suction system comprises:
the intelligent electric control cabinet 80 and the main control server 90 are used for controlling the medical central negative pressure suction system, in the embodiment, an automatic control circuit is integrated in the intelligent electric control cabinet 80, and the intelligent electric control cabinet 80 is connected with the main control server 90 through a wire;
the suction sub-cylinder 10 is connected with at least one ward negative pressure suction terminal, and it can be understood that the suction sub-cylinder 10 has a cut-off valve for each ward negative pressure suction terminal, in this embodiment, the bottom end of the suction sub-cylinder 10 is connected with a dirt collector 101 arranged at the lowest point of a medical center negative pressure suction system through a conduit, a vacuum gauge 103 is arranged on the suction sub-cylinder 10, and the suction sub-cylinder 10 is connected with the intelligent electric control cabinet 80 through a vacuum sensor 102;
a main pipeline 20 installed on the output end of the suction cylinder 10;
a vacuum buffer tank 40 and a main pipeline vacuum pump 50 which are sequentially arranged on the main pipeline 20;
an exhaust sterilizer 60 disposed at the tail end of the main pipeline 20 and used for exhaust gas treatment, in this embodiment, the exhaust sterilizer 60 is a high temperature sterilizer, the operating temperature of the exhaust sterilizer 60 is 80-120 ℃, the filtering precision is 0.01 μm, and the generation amount of the disinfectant is 30 g/h;
a return line 30 connected to the head and tail ends of the main line 20 to form a circulating gas phase loop;
the head end and the tail end of the main pipeline 20 are respectively provided with a first pneumatic valve 201, the head end and the tail end of the return pipeline 30 are respectively provided with a second pneumatic valve 301, and the return pipeline 30 is sequentially provided with a preposed bacteria filtering unit 70, a high-frequency circulating pump 13 and an ozone generator 11 along the gas phase circulating direction so as to circularly kill the gas phase in the main pipeline 20;
it will be appreciated that the ozone generator 11 produces ozone, normal ozone (O) 3 ) The sterilization agent is a strong oxidant, and the sterilization principle is as follows:
O 3 the sterilization process belongs to biochemical oxidation reaction, is a bacteriolysis-level method, has thorough sterilization, no residue and broad sterilization spectrum, directly acts with bacteria and viruses to destroy organelles, DNA and RNA of the bacteria and the viruses, so that the metabolism of the bacteria is destroyed, and the bacteria and the viruses are crushed and die; o is 3 Can penetrate cell membrane tissue, invade into cell, act on outer membrane lipoprotein and inner lipopolysaccharide, make bacterium produce permeability distortion and dissolve and die, can kill bacterium propagule and spore, virus, fungus, etc., and can destroy botulinum toxin; in addition, O 3 Is gas, can quickly permeate into the space in the whole cavity after being filled into the filter cavity, has no dead angle for sterilization, and has good killing effect on mould.
While O is 3 Because of poor stability, the disinfectant can be decomposed into oxygen or single oxygen atom by itself at high temperature, and the single oxygen atom can be automatically combined into oxygen molecule, so that no toxic residue exists, the problem of secondary pollution generated by the disinfectant disinfection method is solved, and the disinfectant is pollution-free.
As shown in fig. 2, the deep ultraviolet sterilizer 12 is further installed on the pipe body of the return pipe 30 between the preposed bacteria filtering unit 70 and the high-frequency circulating pump 13, so as to form triple sterilization guarantee, and continuously sterilize the main pipe of the medical central negative pressure suction system without dead angles;
in this embodiment, referring to fig. 2, when the main pipeline is killed, the intelligent electronic control cabinet 80 and the main control server 90 control the first pneumatic valves 201 at the head and tail ends of the main pipeline 20 to be switched to the closed state, and the second pneumatic valves 301 at the head and tail ends of the return pipeline 30 to be switched to the open state, at this time, the main pipeline 20 and the return pipeline 30 form a closed gas phase loop, and the ozone generator 11 is turned on to generate ozone (O) (ozone generator 11) 3 ) Input into gas phase loop, cooperate with open high frequency circulationThe ring pump 13 continuously inputs the ozone into the main pipeline 20 in a counterclockwise circulating manner, the main pipeline is sterilized by using the strong oxidizing property of the ozone, and when the counterclockwise ozone flows back to the head end of the return pipeline 30, the ring pump is matched with the preposed bacteria filtering unit 70 and the deep ultraviolet sterilizer 12 to form second and third sterilizing on the germs carried in the circulating gas phase, so that the continuous non-dead-angle circulating sterilization and disinfection of the main pipeline of the medical center negative pressure suction system are realized.
In this embodiment, as shown in fig. 1 to 3, the advanced bacteria filtering unit 70 includes a filtering container 701 installed on the return line 30, a filter element detachably installed for gas phase filtration is installed in the filtering container 701, a drain valve 702 is installed at the bottom of the filtering container 701 for draining bacteria-containing dirty liquid possibly accumulated in the filtering container 701, and a differential pressure gauge 705 for observing the differential pressure between a gas phase input end and a gas phase output end to determine the condition of the filter element is installed on the filtering container 701; manual control valves 703 for closing during filter element replacement are respectively arranged on pipe bodies of the return pipeline 30 corresponding to the input side and the output side of the filter container 701;
in this embodiment, the filter element in the filter container 701 realizes the pre-filtration of bacteria and viruses in the suction gas, and in this embodiment, the filter accuracy of the filter element is 0.01 μm, so as to perform high-accuracy filtration of bacteria and viruses in the circulating gas phase, and as the filter element is gradually blocked in use, the display value of the differential pressure gauge 10 is gradually increased, and further, whether the filter element needs to be replaced is determined according to the observed differential pressure condition, and the detachable filter element can be replaced after being used for a period of time, thereby ensuring the continuous filtration of bacteria and viruses in the suction gas.
Example 2
The difference between this embodiment and embodiment 1 is that, as shown in fig. 3, the gas phase input end of the filtering container 701 is further provided with the output end of the disinfectant generator 704, and the gas phase output end of the filtering container 701 is communicated with the input end of the discharge sterilizer 60 through the killing discharge pipe 707, and the killing discharge pipe 707 is provided with the third pneumatic valve 706, the disinfectant generator 704 is not turned on when the high-frequency circulating pump 13 is running, in this embodiment, the disinfectant generator 704 is a small ozone generator;
in this embodiment, after the main pipeline is sterilized, in order to ensure the next use of the filter element or to replace a waste filter element, the filter container 701 and the filter element need to be continuously sterilized for 20-30min, at this time, the manual control valves 703 at the input side and the output side of the filter container 701 are closed, the disinfectant generator 704 and the third pneumatic valve 706 are opened, ozone is continuously input, various bacteria and viruses on the filter container 701 and the filter element are sterilized by using the strong oxidizing property of ozone, on one hand, the reuse of the preposed bacteria filtering unit 70 is ensured during the main pipeline sterilization, and on the other hand, the worker is ensured not to be infected.
Other undescribed structures refer to example 1.
In the description of the present invention, it should be noted that the terms "first", "second" and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Finally, it should be noted that: the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the technical solution of the present invention, and the protection scope of the present invention is not limited thereto, although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: those skilled in the art can still modify or easily conceive of changes in the technical solutions described in the foregoing embodiments or make equivalent substitutions for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. The utility model provides a main line of medical center negative pressure suction system disappears and kills device which characterized in that includes:
an aspiration branch cylinder (10) connected with at least one ward negative pressure aspiration terminal;
a main pipeline (20) arranged on the output end of the suction cylinder (10);
a vacuum buffer tank (40) and a main pipeline vacuum pump (50) which are sequentially arranged on the main pipeline (20);
an exhaust sterilizer (60) provided at the tail end of the main line (20) and used for exhaust gas treatment;
a return pipeline (30) which is connected with the head end and the tail end of the main pipeline (20) in a penetrating way to form a circulating gas phase loop;
all install first pneumatic valve (201) on the head and the tail end of main line (20), all install second pneumatic valve (301) on the head and the tail end of return line (30), return line (30) are gone up and are equipped with leading bacterium filter unit (70), high frequency circulating pump (13) and ozone generator (11) in proper order along the gaseous phase circulation direction and kill in order to the gaseous phase circulation in main line (20).
2. The main pipeline sterilizing device of the medical central negative pressure suction system as claimed in claim 1, wherein: the pipe body of the return pipeline (30) between the preposed bacteria filtering unit (70) and the high-frequency circulating pump (13) is also provided with a deep ultraviolet sterilizer (12).
3. The main pipeline sterilizing device of the medical central negative pressure suction system as claimed in claim 1, wherein: leading bacterium filter unit (70) is including installing filter vessel (701) on return line (30), and filter vessel (701) embeds there is the filter core to getting into gas phase filtration and detachable setting, and blowoff valve (702) are installed to the bottom, installs differential pressure gauge (705) that are used for observing gas phase input and gas phase output differential pressure condition in order to confirm the filter core situation on filter vessel (701).
4. The main line sterilizing device of the medical central negative pressure suction system according to claim 3, characterized in that: the gas phase input end of the filtering container (701) is also provided with an output end of a disinfectant generator (704), the gas phase output end of the filtering container (701) is communicated with the input end of the discharge sterilizer (60) through a disinfection and sterilization discharge pipe (707), the disinfection and sterilization discharge pipe (707) is provided with a third pneumatic valve (706), and the disinfectant generator (704) is not started when the high-frequency circulating pump (13) runs.
5. The main line sterilizing device of the medical central negative pressure suction system according to claim 3, characterized in that: and manual control valves (703) which are closed when the filter element is replaced are respectively arranged on the pipe bodies of the return pipeline (30) corresponding to the input side and the output side of the filter container (701).
6. The main pipeline sterilizing device of the medical central negative pressure suction system as claimed in claim 1, wherein: the medical negative pressure suction system is characterized by further comprising an intelligent electric control cabinet (80) and a main control server (90), wherein the intelligent electric control cabinet (80) is used for controlling the medical central negative pressure suction system, an automatic control circuit is integrated in the intelligent electric control cabinet (80), and the intelligent electric control cabinet (80) is connected with the main control server (90) through a wire.
7. The main pipeline sterilizing device of the medical central negative pressure suction system as claimed in claim 6, wherein: the vacuum gauge (103) is arranged on the suction cylinder (10), and the suction cylinder (10) is connected with the intelligent electric control cabinet (80) through the vacuum sensor (102).
8. The main pipeline killing device of the medical central negative pressure suction system according to claim 1, characterized in that: the discharge sterilizer (60) is a high-temperature sterilizer, the working temperature of the discharge sterilizer (60) is 80-120 ℃, the filtering precision is 0.01 mu m, and the generation amount of the disinfectant is 30 g/h.
9. The main pipeline sterilizing device of the medical central negative pressure suction system as claimed in claim 1, wherein: the bottom end of the suction sub-cylinder (10) is connected with a dirt collector (101) arranged at the lowest point of a negative pressure suction system of a medical center through a conduit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221143945.5U CN217510898U (en) | 2022-05-12 | 2022-05-12 | Main pipeline sterilizing device of medical central negative pressure suction system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221143945.5U CN217510898U (en) | 2022-05-12 | 2022-05-12 | Main pipeline sterilizing device of medical central negative pressure suction system |
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| Publication Number | Publication Date |
|---|---|
| CN217510898U true CN217510898U (en) | 2022-09-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202221143945.5U Active CN217510898U (en) | 2022-05-12 | 2022-05-12 | Main pipeline sterilizing device of medical central negative pressure suction system |
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| CN (1) | CN217510898U (en) |
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- 2022-05-12 CN CN202221143945.5U patent/CN217510898U/en active Active
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