CN213251664U - Infectious gas collection device - Google Patents
Infectious gas collection device Download PDFInfo
- Publication number
- CN213251664U CN213251664U CN202020664311.9U CN202020664311U CN213251664U CN 213251664 U CN213251664 U CN 213251664U CN 202020664311 U CN202020664311 U CN 202020664311U CN 213251664 U CN213251664 U CN 213251664U
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- Prior art keywords
- air inlet
- inlet cylinder
- gas
- air
- cylinder
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- 208000015181 infectious disease Diseases 0.000 title claims abstract description 18
- 230000002458 infectious effect Effects 0.000 title claims abstract description 16
- 238000004891 communication Methods 0.000 claims abstract description 10
- 230000006835 compression Effects 0.000 claims description 9
- 238000007906 compression Methods 0.000 claims description 9
- 238000011084 recovery Methods 0.000 abstract description 5
- 238000013461 design Methods 0.000 abstract description 4
- 238000004659 sterilization and disinfection Methods 0.000 abstract description 3
- 239000012141 concentrate Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 5
- 238000012546 transfer Methods 0.000 description 4
- 238000000746 purification Methods 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- 208000035473 Communicable disease Diseases 0.000 description 2
- 241000700605 Viruses Species 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 230000029058 respiratory gaseous exchange Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000004083 survival effect Effects 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 206010011409 Cross infection Diseases 0.000 description 1
- 206010029803 Nosocomial infection Diseases 0.000 description 1
- 239000000443 aerosol Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000012864 cross contamination Methods 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 244000052769 pathogen Species 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- Apparatus For Disinfection Or Sterilisation (AREA)
Abstract
The utility model discloses an infectious gas collecting device, a first air inlet cylinder is communicated with a second air inlet cylinder, one-way valves are arranged at the air inlets at the head ends of the first air inlet cylinder and the second air inlet cylinder, and a reciprocating type air suction compressing device is arranged in the second air inlet cylinder; the gas collecting bottle is communicated with the second gas inlet cylinder through a first gas guide pipe, and a one-way gas inlet valve is arranged at the communication position of the first gas guide pipe and the second gas inlet cylinder; the first air inlet cylinder is communicated with the first air guide pipe through a second air guide pipe, and a one-way air inlet valve is also arranged at the communication position of the second air guide pipe and the first air inlet cylinder; the utility model discloses can concentrate the recovery to the gas of patient's exhalation in the hood, adopt the double-cylinder design to collect gaseous messenger's gas recovery and go on in succession, but the disinfection is used repeatedly, can carry out innocent treatment to the gas after collecting, reduces the harm that causes the person, environment.
Description
Technical Field
The utility model relates to the technical field of medical equipment, more specifically the utility model relates to an infectious gas collection device that says so.
Background
In the process of preventing, controlling and treating epidemic diseases, the method provides more professional, more advanced and more reliable requirements for transporting and transporting the epidemic diseases for medical observers, suspected patients and diagnosticians, strives to control the pollution to the environment to the maximum extent, and realizes cross infection of doctors and patients in the transporting and transporting processes;
the negative pressure ambulance is characterized in that a negative pressure purification system is arranged on the ambulance, a relative negative pressure state is formed in an ambulance cabin, so that air in the ambulance cabin cannot be diffused outwards at will, air inlets and air outlets are reasonably arranged, so that air in the ambulance cabin forms relatively stable airflow, cross contamination sources of doctors and patients in the transportation and transfer processes are reduced as much as possible, and the air in the ambulance uniformly passes through the air outlets and is discharged out of the ambulance after sterilization treatment; however, a large number of smoke tests prove that relatively stable airflow is difficult to form around the air outlet, and even if the air outlet of the negative pressure purification system is arranged at the head of a patient, the air exhaled from the patient is difficult to be completely sucked into the air outlet of the negative pressure purification system in time;
the isolation hood developed aiming at the situation can maintain a stable negative pressure environment in the hood, and can effectively prevent aerosol carrying with virulent pathogens from diffusing to the surrounding environment after the infectious disease patient wears the isolation hood, which is very important for the safe transfer of the infectious disease patient, but how to concentrate the infectious gas of the patient in the hood without leakage is very important for the transfer process.
Therefore, it is an urgent problem to provide a device for collecting infectious gas during transportation.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving one of the technical problems in the prior art to a certain extent at least and provides an infectious gas collecting device.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an infectious gas collection apparatus comprising a first inlet cylinder;
the second air inlet cylinder is communicated with the first air inlet cylinder, one-way valves are arranged at air inlets at the head ends of the first air inlet cylinder and the second air inlet cylinder, and a reciprocating type air suction compression device is arranged in the second air inlet cylinder;
the gas collecting bottle is communicated with the second air inlet cylinder through a first gas guide pipe, and a one-way air inlet valve is arranged at the communication position of the first gas guide pipe and the second air inlet cylinder;
the first air inlet cylinder is communicated with the first air guide pipe through a second air guide pipe, and the one-way air inlet valve is arranged at the communication position of the second air guide pipe and the first air inlet cylinder.
Furthermore, the first air inlet cylinder and the second air inlet cylinder are arranged in parallel, and the tail ends of the first air inlet cylinder and the second air inlet cylinder are communicated.
Further, the reciprocating suction compressor device comprises:
a piston disposed within the second intake cylinder;
the electric push rod comprises a motor and a push rod, the motor is installed outside the tail end of the second air inlet cylinder, the push rod is horizontally arranged in the second air inlet cylinder, one end of the push rod is fixedly connected with the piston, and the other end of the push rod penetrates through the inner wall of the second air inlet cylinder and is connected with the motor in a driving mode.
The beneficial effect of adopting above-mentioned scheme is that, drive piston reciprocating motion in the second air inlet cylinder through the electric push rod, change the pressure in two air inlet cylinders, realize breathing in of first air inlet cylinder, the compression of second air inlet cylinder, or breathing in of second air inlet cylinder, the compression of first air inlet cylinder, the design of two air inlet cylinders is collected gaseously, realizes going on in succession that gas recovery goes on.
Furthermore, a sealing ring is arranged at the communication position of the push rod and the inner wall of the second air inlet cylinder.
Furthermore, a pressure gauge for detecting air pressure is arranged at the bottle mouth of the air collecting bottle.
Furthermore, a switch valve is arranged at the air inlet of the air collecting bottle.
According to the technical scheme, compared with the prior art, the utility model discloses a transfer process infectious gas recovery device, which can intensively recover the gas exhaled by the patient in the convection hood, does not pollute the environment, has simple, practical and convenient structure, adopts an electric push rod to push a piston cylinder to suck and compress the gas in a reciprocating way, and conveys the gas to an air bottle through a pipeline, and adopts a double-cylinder design to collect the gas so as to continuously recover the gas; this device can disinfect and use repeatedly, and the gas collecting bottle is collected gaseous after, and the temperature can rise to about 70 degrees when high pressure, effectively reduces bacterium and virus survival rate, can carry out innocent treatment to the gas after collecting, reduces the harm that causes the person, environment.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a flow chart of the second intake cylinder compressing and collecting gas according to the present invention.
Fig. 2 is a flow chart of the first intake cylinder compressing and collecting gas according to the present invention.
Wherein:
1-a first inlet cylinder; 2-a second inlet cylinder; 3-a one-way valve; 4-gas collecting bottle; 5-a first airway tube; 6-a second air duct; 7-a piston; 8, a motor; 9-pushing rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
The embodiment of the utility model discloses an infectious gas collecting device, which comprises a first air inlet cylinder 1 and a second air inlet cylinder 2, wherein the first air inlet cylinder 1 and the second air inlet cylinder 2 are arranged in parallel, the tail ends of the first air inlet cylinder 1 and the second air inlet cylinder 2 are communicated, the air inlets of the first air inlet cylinder 1 and the second air inlet cylinder 2 are both provided with a one-way valve 3, and a reciprocating type air suction compression device is arranged in the second air inlet cylinder 2; the gas collecting bottle 4 is communicated with the second gas inlet cylinder 2 through a first gas guide pipe 5, and a one-way gas inlet valve is arranged at the communication position of the first gas guide pipe 5 and the second gas inlet cylinder 2;
The reciprocating type suction compression device comprises a piston 7 and an electric push rod, wherein the piston 7 is arranged in the second air inlet cylinder 2, and the stroke of the piston 7 is always far away from the communication position of the two air inlet cylinders;
the electric push rod comprises a motor 8 and a push rod 9, the motor 8 is installed outside the tail end of the second air inlet cylinder 2, the push rod 9 is horizontally arranged in the second air inlet cylinder 2, one end of the push rod is fixedly connected with the piston 7, the other end of the push rod penetrates through the inner wall of the second air inlet cylinder 2 to be in driving connection with the motor 8, the push force is designed to be 100Kg-200Kg, and the communicated part of the push rod 9 and the second air inlet cylinder 2 is sealed through a sealing ring to prevent gas leakage.
The gas collecting bottle 4 adopts a 30MP carbon fiber gas bottle, and a pressure gauge for detecting gas pressure is arranged at the bottle mouth, so that the gas pressure in the gas collecting bottle can be monitored in real time; the gas inlet of the gas collecting bottle 4 is provided with a switch valve, so that the collection of gas can be conveniently controlled.
The utility model discloses the theory of operation does: when the push rod drives the piston to move towards the one-way valve in the second air inlet cylinder, the compression pressure of gas in the second air inlet cylinder is increased, the pressure in the first air inlet cylinder is smaller than that of the second air inlet cylinder, the one-way valve in the first air inlet cylinder is opened, the gas flows into the second air inlet cylinder under the action of the pressure difference, the one-way air inlet valve of the second air guide pipe cannot be opened under the action of suction force, the one-way air inlet valve of the first air guide pipe is pushed open by the gas compressed by the piston, and the gas enters the gas collecting bottle through the first air guide pipe;
when the catch bar drives the piston and removes to the tail end in the second air inlet cylinder, the gaseous compression pressure increase in the first air inlet cylinder, the interior gas pressure of second air inlet cylinder is less than first air inlet cylinder, the check valve in the second air inlet cylinder is opened, gaseous inflow is in first air inlet cylinder under the effect of pressure in, and the one-way admission valve of first air duct also can not be opened under the effect of suction, the one-way admission valve of second air duct is backed down to the gas that gets into through piston compression, gas enters into in the gas collecting bottle through the second air duct.
The device can be used repeatedly for disinfection, after the gas collecting bottle collects gas, the temperature can rise to about 70 ℃ under high pressure, the survival rate of bacteria and viruses is effectively reduced, the collected gas can be subjected to harmless treatment, and the harm to human bodies and the environment is reduced; the piston can be designed to be large-caliber, the air flow is increased, the air resistance is reduced, the air inlet is smooth, the double-cylinder design collects air, the air recovery is continuously carried out, the push rod is adjusted to be slow in reciprocating, and the noise is reduced.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. An infectious gas collection apparatus, comprising:
a first intake cylinder;
the second air inlet cylinder is communicated with the first air inlet cylinder, one-way valves are arranged at air inlets at the head ends of the first air inlet cylinder and the second air inlet cylinder, and a reciprocating type air suction compression device is arranged in the second air inlet cylinder;
the gas collecting bottle is communicated with the second air inlet cylinder through a first gas guide pipe, and a one-way air inlet valve is arranged at the communication position of the first gas guide pipe and the second air inlet cylinder;
the first air inlet cylinder is communicated with the first air guide pipe through a second air guide pipe, and the one-way air inlet valve is arranged at the communication position of the second air guide pipe and the first air inlet cylinder.
2. The infectious gas collection device according to claim 1, wherein the first cylinder is juxtaposed to the second cylinder, and the ends of the first and second cylinders communicate.
3. An infectious gas collection apparatus according to claim 1, wherein said reciprocating suction compressor means comprises:
a piston disposed within the second intake cylinder;
the electric push rod comprises a motor and a push rod, the motor is installed outside the tail end of the second air inlet cylinder, the push rod is horizontally arranged in the second air inlet cylinder, one end of the push rod is fixedly connected with the piston, and the other end of the push rod penetrates through the inner wall of the second air inlet cylinder and is connected with the motor in a driving mode.
4. The infectious gas collection device according to claim 3, wherein a seal ring is provided at a communication point between the push rod and the inner wall of the second inlet cylinder.
5. The infectious gas collection device of claim 1, wherein a pressure gauge for detecting air pressure is provided at the mouth of the gas collection bottle.
6. The infectious gas collection device of claim 1, wherein the gas collection bottle has a valve at the gas inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020664311.9U CN213251664U (en) | 2020-04-27 | 2020-04-27 | Infectious gas collection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020664311.9U CN213251664U (en) | 2020-04-27 | 2020-04-27 | Infectious gas collection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213251664U true CN213251664U (en) | 2021-05-25 |
Family
ID=75935435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020664311.9U Expired - Fee Related CN213251664U (en) | 2020-04-27 | 2020-04-27 | Infectious gas collection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213251664U (en) |
-
2020
- 2020-04-27 CN CN202020664311.9U patent/CN213251664U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210525 |