CN219149589U - Bacterial filtering structure of medical vacuum negative pressure unit - Google Patents
Bacterial filtering structure of medical vacuum negative pressure unit Download PDFInfo
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- CN219149589U CN219149589U CN202223515405.8U CN202223515405U CN219149589U CN 219149589 U CN219149589 U CN 219149589U CN 202223515405 U CN202223515405 U CN 202223515405U CN 219149589 U CN219149589 U CN 219149589U
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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Abstract
The utility model discloses a bacterial filtering structure of a medical vacuum negative pressure unit, which comprises a bracket, a bacterial filtering assembly, an air inlet pipe and an air outlet pipe, wherein the bacterial filtering assembly comprises a bacterial filter, a fixed seat and a differential pressure meter, the fixed seat is fixed at the upper end of the bracket, the bacterial filter is detachably connected with the fixed seat, two ends of the fixed seat are respectively an air inlet end and an air outlet end, the air inlet end, the bacterial filter and the air outlet end are sequentially communicated, the differential pressure meter is arranged on the surface of the fixed seat, the differential pressure meter is used for detecting the differential pressure of the air inlet end and the air outlet end, the air inlet pipe is communicated with the air inlet end, and the air outlet pipe is communicated with the air outlet end. The utility model provides a bacterial filtering structure of a medical vacuum negative pressure unit, which is used for filtering bacteria of inhaled air by installing an air outlet system and a vacuum pump which are connected into a ward, so that the bacterial influence of the vacuum pump and the external environment is reduced.
Description
Technical Field
The utility model relates to the technical field of vacuum negative pressure unit filtration, in particular to a bacterial filtration structure of a medical vacuum negative pressure unit.
Background
The medical vacuum negative pressure machine is an important device for providing negative pressure source for medical central suction system, and its principle is that the suction of vacuum pump unit can make the system pipeline reach the required negative pressure value, and can produce suction force in the operation room, rescue room, therapeutic room and terminal position of every ward.
Because vacuum negative pressure unit is used for taking out the air from the ward when the during operation, and the rethread vacuum pump discharges to the external world, but in some special ward, patient's own carries some germ, and the mode such as sneeze, cough easily propagates to the air, consequently, when the air in the ward discharges to the external world, need filter it to avoid vacuum pump and environment to be polluted.
Disclosure of Invention
The utility model aims to provide a bacterial filtering structure of a medical vacuum negative pressure unit, which is used for filtering bacteria of inhaled air by installing an air outlet system and a vacuum pump which are connected into a ward, so that the bacterial influence of the vacuum pump and the external environment is reduced.
The utility model discloses a bacterial filtering structure of a medical vacuum negative pressure unit, which adopts the following technical scheme:
the utility model provides a medical vacuum negative pressure unit's bacterial filter structure, includes support, bacterial filter subassembly, intake pipe and outlet duct, bacterial filter subassembly includes bacterial filter, fixing base and differential pressure table, the fixing base is fixed in the support upper end, bacterial filter and fixing base detachable connection, the fixing base both ends are the inlet end respectively and give vent to anger the end, inlet end, bacterial filter and give vent to anger the end and communicate in proper order, differential pressure table sets up in the fixing base surface, differential pressure table is used for detecting the differential pressure of inlet end and giving vent to anger the end, intake pipe and inlet end intercommunication, the outlet duct communicates with the end of giving vent to anger.
As the preferred scheme, bacterial filter includes shell and filter core, the shell is connected with the fixing base can be dismantled, the filter core sets up in the shell is inside, just there is the clearance between filter core and the shell, inlet end and filter core intercommunication, outlet end and shell intercommunication.
As a preferable scheme, a first ball valve is arranged between the air inlet end and the air inlet pipe, and a second ball valve is arranged between the air outlet end and the air outlet pipe.
Preferably, the number of the bacterial filter assemblies is at least one, and a plurality of the bacterial filter assemblies are communicated with the air inlet pipe and the air outlet pipe in a parallel connection mode.
As the preferable scheme, intake pipe and outlet duct are tee bend structure, a plurality of bacterium filtering structure spare accessible connecting pipe is parallelly connected with intake pipe and outlet duct.
Preferably, the differential pressure meter adopts a digital differential pressure meter.
The utility model discloses a bacterial filtering structure of a medical vacuum negative pressure unit, which has the beneficial effects that: the air inlet pipe is communicated with an air outlet system of a ward, the air outlet pipe is communicated with the vacuum pump, the air inlet pipe is communicated with the air inlet end of the fixing seat, the air outlet pipe is communicated with the air outlet end, the air inlet end, the bacterial filter and the air outlet end are sequentially communicated, therefore, air in the ward needs to enter the air inlet pipe and the air inlet end in sequence, then enters the bacterial filter through the air inlet end, is subjected to sterilization treatment, and finally is discharged from the air outlet end and the air outlet pipe, the bacterial filter is detachably connected with the fixing seat, so that people can maintain the bacterial filter better, the sterilization effect is ensured, the differential pressure meter is used for detecting the differential pressure of the air inlet end and the air outlet end, and when the differential pressure change exceeds a set value, the differential pressure change of the two sides of the air inlet end and the air outlet end can be judged that dust and the like attached to the inside of the bacterial filter are more, the bacterial filter needs to be timely maintained, and the bacterial filter effect is ensured to be better, and the bacterial influence of the vacuum pump and the external environment is reduced.
Drawings
FIG. 1 is a schematic view of a bacterial filter structure of a medical vacuum negative pressure unit according to the present utility model.
FIG. 2 is a cross-sectional view of a bacterial filter structure of a medical vacuum negative pressure unit according to the present utility model.
FIG. 3 is a schematic view showing a plurality of bacteria filter elements of a bacteria filter structure of a medical vacuum negative pressure unit according to the present utility model.
Detailed Description
The utility model is further illustrated and described below in conjunction with the specific embodiments and the accompanying drawings:
referring to fig. 1, a bacteria filtering structure of a medical vacuum negative pressure unit includes a bracket 10, a bacteria filtering assembly 20, an air inlet pipe 30 and an air outlet pipe 40, wherein the bacteria filtering assembly 20 includes a bacteria filter 21, a fixing seat 22 and a differential pressure meter 23, the fixing seat 22 is fixed at the upper end of the bracket 10, the bacteria filter 21 is detachably connected with the fixing seat 22, two ends of the fixing seat 22 are respectively an air inlet end 221 and an air outlet end 222, the air inlet end 221, the bacteria filter 21 and the air outlet end 222 are sequentially communicated, the differential pressure meter 23 is arranged on the surface of the fixing seat 22, the differential pressure meter 23 is used for detecting the differential pressure of the air inlet end 221 and the air outlet end 222, the air inlet pipe 30 is communicated with the air inlet end 221, and the air outlet pipe 40 is communicated with the air outlet end 222.
The air inlet pipe 30 is communicated with an air outlet system of a ward, the air outlet pipe 40 is communicated with the vacuum pump, the air inlet pipe 30 is communicated with the air inlet end 221 of the fixing seat 22, the air outlet pipe 40 is communicated with the air outlet end 222, and the air inlet end 221, the bacterial filter 21 and the air outlet end 222 are sequentially communicated, so that external air needs to enter the air inlet pipe 30 and the air inlet end 221 in sequence, enter the bacterial filter 21 through the air inlet end 221, perform sterilization treatment on the air, and finally are discharged from the air outlet end 222 and the air outlet pipe 40, the bacterial filter 21 is detachably connected with the fixing seat 22, and the bacterial filter 21 needs to be maintained in time, so that good bacterial filtering effect is ensured, and bacterial influence of the vacuum pump and the external environment is reduced.
The differential pressure meter 23 is used for detecting the differential pressure between the air inlet end 221 and the air outlet end 222, and detecting the differential pressure change of the two sides of the air inlet end 221 and the air outlet end 222, when the differential pressure change exceeds a set value, the differential pressure meter can judge that more dust and the like are attached to the inside of the bacterial filter 21, and needs to be replaced in time, thereby ensuring better bacterial filtering effect and reducing bacterial influence of the vacuum pump and the external environment.
Referring to fig. 2, the bacterial filter 21 includes a housing 211 and a filter element 212, the housing 211 is detachably connected with the fixing base 22, the filter element 212 is disposed inside the housing 211, a gap exists between the filter element 212 and the housing 211, an air inlet end 221 is communicated with the filter element 212, and an air outlet end 222 is communicated with the housing 211.
So that the air entering from the air inlet end 221 is directly introduced into the filter element 212, and is subjected to bacterial filtration treatment by the filter element 212, and then enters into the gap between the filter element 212 and the housing 211 after passing through the filter element 212, and then enters into the air outlet pipe 40 from the air outlet end 222, and the detection about the pressure difference is specifically shown as: when the bacterial filter 21 is initially used, impurities such as dust attached to the surface of the bacterial filter are small, so that air can flow smoothly, at this time, the pressure difference between the two ends of the air inlet end 221 and the air outlet end 222 is small, when the bacterial filter 21 is used for a long time, the surface of the bacterial filter 21 is attached with more impurities such as dust, the air is blocked in the filter element 212, the flowing speed of the condition is slowed, at this time, the pressure difference between the two ends of the air inlet end 221 and the air outlet end 222 is increased, and whether maintenance and replacement of the bacterial filter 21 are needed can be judged.
A first ball valve 31 is arranged between the air inlet end 221 and the air inlet pipe 30, and a second ball valve 41 is arranged between the air outlet end 222 and the air outlet pipe 40, so that the opening and closing of the air inlet pipe 30 and the air outlet pipe 40 can be controlled independently, and the air inlet pipe and the air outlet pipe are convenient for people to close when maintaining the bacterial filter 21.
Referring to fig. 3, the number of the bacteria filtering components 20 is at least one, and a plurality of bacteria filtering components 20 are connected in parallel with the air inlet pipe 30 and the air outlet pipe 40, so that the number of the bacteria filtering components 20 can be increased according to the actual places with large flow, thereby improving the bacteria filtering effect.
When the bacteria filter assemblies 20 are connected in parallel, the air inlet pipe 30 and the air outlet pipe 40 are of a three-way structure, the bacteria filter structural members can be connected in parallel with the air inlet pipe 30 and the air outlet pipe 40 through the connecting pipe 50, one end of the air inlet pipe 30 and one end of the air outlet pipe 40 are used for air inlet or air outlet, the other two ends of the air inlet pipe 30 and the air outlet pipe 40 can be used for connecting the bacteria filter 21 assemblies in parallel, and the adopted connecting pipe 50 can also be of a three-way structure so as to be used for connecting more bacteria filter assemblies 20 in parallel.
The differential pressure meter 23 adopts a digital differential pressure meter, so that people can more intuitively judge the differential pressure change, and the differential pressure meters of a plurality of bacteria filtering structures can be remotely managed and monitored through digital management, so that whether the corresponding bacteria filtering structures need to be replaced or not can be timely found.
The utility model provides a bacterial filtering structure of a medical vacuum negative pressure unit, which is characterized in that an air inlet pipe is communicated with an air outlet system of a ward, an air outlet pipe is communicated with a vacuum pump, the air inlet pipe is communicated with an air inlet end of a fixing seat, the air outlet pipe is communicated with an air outlet end, and the air inlet end, a bacterial filter and the air outlet end are sequentially communicated, so that air in the ward needs to enter the air inlet pipe and the air inlet end in sequence and then enter the bacterial filter through the air inlet end, the air is sterilized, and finally is discharged from the air outlet end and the air outlet pipe, the bacterial filter is detachably connected with the fixing seat, so that people can better maintain the bacterial filter, the sterilizing effect is ensured, a differential pressure meter is used for detecting the differential pressure of the air inlet end and the air outlet end, the differential pressure change of the two sides of the air inlet end and the air outlet end can be detected, when the differential pressure change exceeds a set value, more dust and the like attached inside the bacterial filter can be judged, the bacterial filter needs to be maintained in time, and a better bacterial filtering effect is ensured, and the bacterial influence of the vacuum pump and the external environment is reduced.
Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the scope of the present utility model, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made to the technical solution of the present utility model without departing from the spirit and scope of the technical solution of the present utility model.
Claims (6)
1. The utility model provides a medical vacuum negative pressure unit's bacterial filter structure, its characterized in that, including support, bacterial filter subassembly, intake pipe and outlet duct, bacterial filter subassembly includes bacterial filter, fixing base and differential pressure table, the fixing base is fixed in the support upper end, bacterial filter can dismantle with the fixing base and be connected, the fixing base both ends are the inlet end respectively and give vent to anger the end, inlet end, bacterial filter and give vent to anger the end and communicate in proper order, differential pressure table sets up in the fixing base surface, differential pressure table is used for detecting the differential pressure of inlet end and giving vent to anger the end, the intake pipe communicates with the inlet end, the outlet duct communicates with the end of giving vent to anger.
2. The bacteria filtering structure of a medical vacuum negative pressure unit according to claim 1, wherein the bacteria filter comprises a shell and a filter element, the shell is detachably connected with the fixing seat, the filter element is arranged inside the shell, a gap exists between the filter element and the shell, the air inlet end is communicated with the filter element, and the air outlet end is communicated with the shell.
3. The bacteria filtering structure of the medical vacuum negative pressure unit according to claim 1, wherein a first ball valve is arranged between the air inlet end and the air inlet pipe, and a second ball valve is arranged between the air outlet end and the air outlet pipe.
4. A bacterial filtering structure of a medical vacuum negative pressure unit according to any one of claims 1-3, wherein the number of bacterial filtering components is at least one, and a plurality of bacterial filtering components are communicated with an air inlet pipe and an air outlet pipe in a parallel connection manner.
5. The bacteria filtering structure of a medical vacuum negative pressure unit according to claim 4, wherein the air inlet pipe and the air outlet pipe are of a three-way structure, and a plurality of bacteria filtering structural members can be connected with the air inlet pipe and the air outlet pipe in parallel through connecting pipes.
6. The bacteria filtering structure of a medical vacuum negative pressure unit according to claim 1, wherein the differential pressure meter is a digital differential pressure meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223515405.8U CN219149589U (en) | 2022-12-28 | 2022-12-28 | Bacterial filtering structure of medical vacuum negative pressure unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223515405.8U CN219149589U (en) | 2022-12-28 | 2022-12-28 | Bacterial filtering structure of medical vacuum negative pressure unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219149589U true CN219149589U (en) | 2023-06-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223515405.8U Active CN219149589U (en) | 2022-12-28 | 2022-12-28 | Bacterial filtering structure of medical vacuum negative pressure unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219149589U (en) |
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2022
- 2022-12-28 CN CN202223515405.8U patent/CN219149589U/en active Active
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