CN211424626U - Fresh air filtering system for mobile combined PCR laboratory - Google Patents
Fresh air filtering system for mobile combined PCR laboratory Download PDFInfo
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- CN211424626U CN211424626U CN202020932699.6U CN202020932699U CN211424626U CN 211424626 U CN211424626 U CN 211424626U CN 202020932699 U CN202020932699 U CN 202020932699U CN 211424626 U CN211424626 U CN 211424626U
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- 238000001914 filtration Methods 0.000 title claims abstract description 21
- 238000009423 ventilation Methods 0.000 claims abstract description 21
- 238000007789 sealing Methods 0.000 claims description 16
- 238000010521 absorption reaction Methods 0.000 claims description 2
- 230000035939 shock Effects 0.000 claims description 2
- 238000013016 damping Methods 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000007774 longterm Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000003752 polymerase chain reaction Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 208000035473 Communicable disease Diseases 0.000 description 1
- 230000004544 DNA amplification Effects 0.000 description 1
- 241000700605 Viruses Species 0.000 description 1
- 238000004887 air purification Methods 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011859 microparticle Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
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Abstract
The utility model discloses a new trend filtration system for removing combination formula PCR laboratory belongs to medical technical field, including the tee bend ventilation pipe, the tee bend ventilation pipe becomes "Y" type structure, and the rear end that the tee bend was passed through the pipe is equipped with wind pressure sensing part, and tee bend ventilation pipe front end all is connected with one-way pipe valve, and the front end side by side connection of one-way pipe valve has two sets of new trend parts, new trend parts include the fan, just imitate filter screen and high efficiency filter screen, new trend parts are equipped with first interface, one-way pipe valve front end is equipped with the second interface, first interface and second interface can the disconnect. After this scheme of adoption, can carry out for realizing the new trend supply for a long time steadily to removing combination formula PCR laboratory to guarantee the stability of new trend wind pressure.
Description
Technical Field
The utility model relates to the field of medical technology, in particular to a new trend filtration system for removing combination formula PCR laboratory.
Background
The PCR laboratory is also called gene amplification laboratory, PCR is a short name of Polymerase chain reaction (Polymerase chain reaction), and is a laboratory specially used for detecting virus infectious diseases, so that the premise is that the PCR laboratory has the capability of ensuring absolute safety, reasonably configured units and very standard operation.
The laboratory has very high requirements on the indoor air quality, reduces pollutants such as micro-particles, harmful gases, bacteria and the like in the air to be below a specified index in a certain space range, and controls the indoor temperature, humidity, cleanliness, indoor pressure and the like in a certain range so as to reduce the risk of infection or leakage pollution of the laboratory.
When the mobile combination is used in a PCR laboratory, the system is separated from an original hospital or building integrated air purification system, ultra-clean air is conveyed to each laboratory unit, air circulation of positive pressure air supply or negative pressure air supply is selected for different laboratory units, once the mobile combination type PCR laboratory starts to operate, all-weather stable operation for 24 hours is realized, but a fresh air system has a certain maintenance period and is used for detecting equipment or replacing a filter screen and the like.
Therefore, a fresh air filtering system for a mobile combined PCR laboratory is urgently needed to realize the long-term stable supply of fresh air and ensure the stability of the fresh air pressure.
Disclosure of Invention
An object of the utility model is to provide a new trend filtration system for removing combination formula PCR laboratory can realize realizing the new trend supply steadily for a long time to guarantee the stability of new trend wind pressure.
In order to achieve the above purpose, the technical solution of the present invention is as follows:
the utility model provides a new trend filtration system for removing combination formula PCR laboratory, includes the tee bend ventilation pipe, the tee bend ventilation pipe becomes "Y" type structure, and the rear end that the tee bend passes through the pipe is equipped with wind pressure sensing part, and tee bend ventilation pipe front end all is connected with one-way pipe valve, and the front end side by side connection of one-way pipe valve has two sets of new trend parts, new trend part includes fan, primary filter screen and high-efficient filter screen, new trend part is equipped with first interface, one-way pipe valve front end is equipped with the second interface, first interface and second interface can the disconnect.
Furthermore, the first interface is provided with an O-shaped sealing ring. For improving the sealing effect of the ventilation holes.
Furthermore, first interface is equipped with "D" type sealing washer, and it arranges the outer fringe at "O" type sealing washer, makes the sealed laminating of first interface more firm.
Further, the check pipe valve is a butterfly check valve. Has the gravity self-sealing function.
Further, the butterfly check valve is provided with a closing locking part. The sealing and locking function is used for maintenance.
Furthermore, a corrugated shock absorption pipe is arranged between the one-way pipe valve and the second connector. The transmission of vibration of the pipe network during the operation of the fan can be reduced, and noise is reduced.
Furthermore, a quick-connection buckle is arranged at the first interface. The disassembly efficiency is improved, and the sealing effect is improved in a locking mode.
After this scheme of adoption, contrast prior art has following benefit:
the main body of the scheme adopts a parallel fresh air filtering system, and residual air supply is realized through two sets of fresh air components which can be independently disassembled, so that long-term stable and uninterrupted fresh air supply can be ensured;
due to the moving characteristic of the mobile combined PCR laboratory, in order to ensure the stability of the fresh air pressure, when the air pressure sensing part senses that the air pressure is insufficient, two paths of fresh air parts can be opened simultaneously so as to quickly improve the air pressure, the output power of a single fan does not need to be frequently regulated, and the service life and the working stability of the fan can be improved;
traditional new trend air supply pipe network is arranged comparatively inconveniently, and the new trend filtration system of this scheme need not the pipe network to carry out complicated transformation to the mechanism is simple, and it is convenient to maintain, and stability is good, has better popularization meaning.
Drawings
Fig. 1 is a schematic view of the overall structure of the preferred embodiment.
Fig. 2 is an exploded view of the preferred embodiment.
Detailed Description
Referring to fig. 1 and fig. 2, a fresh air filtering system for a mobile combined PCR laboratory comprises a three-way ventilation pipe 1, wherein the three-way ventilation pipe 1 is in a Y-shaped structure, a wind pressure sensing part 21 is arranged inside the rear end of the three-way ventilation pipe 1, the wind pressure sensing part 21 is used for determining whether the airflow pressure in the three-way ventilation pipe is greater than a set value, and the rear end of the three-way ventilation pipe 1 is communicated to a corresponding unit of each laboratory through a pipeline for fresh air delivery;
the front end of the three-way ventilation pipe 1 is branched into two independent interfaces, the interfaces are connected with one-way pipe valves 11, the one-way pipe valves 11 are butterfly one-way valves, the one-way pipe valves 11 have a closing function under the action of self gravity, when the butterfly valves are acted by air pressure, the one-way pipe valves 11 are automatically opened, locking parts 111 are arranged at the tops of the one-way pipe valves 11, and when the one-way pipe valves 11 are in a closing state, the vertical positions of the butterfly valve blades can be limited through the locking parts 111, and the one-way pipe valves 11 are in a locking closing state;
the front end of the one-way pipe valve 11 is provided with a corrugated damping pipe 12, the corrugated damping pipe 12 has certain flexibility and bendability, when a fan at the rear end operates, the transmission of vibration can be reduced through the corrugated damping pipe 12, and noise generated during the operation of the system is reduced and is transmitted to the inner space of the laboratory through a ventilation pipeline;
the front end of the corrugated damping pipe 12 is connected with a second connector 13, the outer edge of the second connector 13 is provided with a three-sided clamping frame 131, the outer edge of the central pipe orifice is provided with an O-shaped sealing ring 132, and a D-shaped sealing ring 132 is arranged around the outer edge of the O-shaped sealing ring;
the front end of the second interface 13 is provided with the first interface 14, the outer edge of the first interface 14 is provided with a flanging structure 141, the flanging structure 141 can be inserted into the inner side of the clamping frame 131, after the first interface 14 and the second interface 13 are clamped and combined, the two interfaces can be tightly attached due to the double elastic sealing action of the O-shaped sealing ring 132 and the D-shaped sealing ring 132, and a better airtight effect is achieved;
the outer side of the second interface 13 is provided with a convex block 134, the outer side of the first interface 14 is provided with a quick-connection buckle 142, and the quick-connection buckle 142 can be matched with the clamping block 134 and enables the second interface 13 and the first interface 14 to be stably connected.
The front of the first interface 14 is connected with a fresh air component, the fresh air component comprises a high-efficiency filter screen 15, a primary filter screen 16 and a fan 17, wherein the primary filter screen 16 and the high-efficiency filter screen 15 are both of folding bag type structures, the primary filter screen 16 is mainly used for filtering dust particles with the particle size of more than 5 micrometers, the high-efficiency filter screen 15 is HEPA (high efficiency particulate air filter), and the filter efficiency of the particles with the particle size of 0.1 micrometer and 0.3 micrometer is more than 99.7%.
The front end of the fan 17 is connected with a downward bent ventilation pipe 18, and the ventilation pipe 18 can be connected with outdoor air, an air refrigeration part or an air supply cabinet and is used for providing a proper air source for a fresh air part.
This new trend filtration, when normal work, there is a set of new trend parts to filter and the operation of new trend supply, another set of new trend parts is in the closed condition, at this moment, its relative one-way butterfly valve 11 also is in the closed condition, when a set of new trend parts need to be maintained or maintained, only need open another set of new trend parts earlier, then close the one-way butterfly valve 11 that needs a set of new trend parts of maintaining, and make it be in the locking closed condition through locking part 111 of one-way butterfly valve 11, later through first interface 14 of separation and second interface 13, can realize corresponding maintenance operation.
Under some circumstances, because the isolation door or the isolation window of corresponding unit need be opened to the during operation of removal combination formula PCR laboratory, cause the unstable or the undersize condition of pressure of air in the unit easily, wind pressure sensing part 21 is used for determining whether the airflow pressure in the tee bend ventilation pipe is greater than the setting value, when wind pressure sensing part 21 detects and is less than the setting value, can open two way new trend parts simultaneously, at this moment, two one-way butterfly valves 11 that correspond all are in the open mode, thereby can improve the wind pressure fast, and need not frequently to carry out output's regulation to single fan, can improve the life and the job stabilization nature of fan.
In conclusion, the main body of the scheme adopts the parallel fresh air filtering system, the air supply after dragging is realized through two sets of fresh air components which can be independently disassembled, the long-term stable and uninterrupted fresh air supply can be ensured, and because the conventional fan cannot work continuously, but for a mobile combined PCR laboratory, the stable and durable air pressure supply must be included to deal with a positive pressure unit or a negative pressure unit;
when materials such as a filter screen and the like need to be replaced, the operation can be carried out only by correspondingly closing one group of structures, so that the stability and the reliability of fresh air supply are greatly improved, and positive pressure air supply or negative pressure air supply of a corresponding unit in a laboratory can be ensured;
because the removal characteristic of removal combination formula PCR laboratory, traditional new trend air supply pipe network is arranged comparatively inconveniently, and the new trend filtration system of this scheme need not the pipe network to carry out complicated transformation to the mechanism is simple, and it is convenient to maintain, and stability is good, has better popularization meaning.
Claims (7)
1. The utility model provides a new trend filtration system for removing combination formula PCR laboratory which characterized in that: including the tee bend ventilation pipe, the tee bend ventilation pipe becomes "Y" type structure, and the tee bend ventilation pipe is equipped with wind pressure sensing part through the rear end of pipe, and tee bend ventilation pipe front end all is connected with one-way pipe valve, and the front end side by side connection of one-way pipe valve has two sets of new trend parts, new trend part includes fan, primary filter screen and high-efficient filter screen, new trend part is equipped with first interface, one-way pipe valve front end is equipped with the second interface, first interface and second interface can the disconnect.
2. The fresh air filtration system for mobile combination PCR laboratories as claimed in claim 1, wherein: the first interface is provided with an O-shaped sealing ring.
3. The fresh air filtration system for mobile combination PCR laboratories as claimed in claim 2, wherein: the first interface is provided with a D-shaped sealing ring which is arranged at the outer edge of an O-shaped sealing ring.
4. The fresh air filtration system for mobile combination PCR laboratories as claimed in claim 1, wherein: the check pipe valve is a butterfly check valve.
5. The fresh air filtration system for mobile combined PCR laboratories according to claim 4, wherein: the butterfly check valve is provided with a closing locking part.
6. The fresh air filtration system for mobile combination PCR laboratories as claimed in claim 1, wherein: and a corrugated shock absorption pipe is arranged between the one-way pipe valve and the second connector.
7. The fresh air filtration system for mobile combination PCR laboratories as claimed in claim 1, wherein: and a quick-connection buckle is arranged at the first interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020932699.6U CN211424626U (en) | 2020-05-28 | 2020-05-28 | Fresh air filtering system for mobile combined PCR laboratory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020932699.6U CN211424626U (en) | 2020-05-28 | 2020-05-28 | Fresh air filtering system for mobile combined PCR laboratory |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211424626U true CN211424626U (en) | 2020-09-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020932699.6U Active CN211424626U (en) | 2020-05-28 | 2020-05-28 | Fresh air filtering system for mobile combined PCR laboratory |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211424626U (en) |
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2020
- 2020-05-28 CN CN202020932699.6U patent/CN211424626U/en active Active
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