CN213433513U - Medical high efficiency filter - Google Patents
Medical high efficiency filter Download PDFInfo
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- CN213433513U CN213433513U CN202021828428.2U CN202021828428U CN213433513U CN 213433513 U CN213433513 U CN 213433513U CN 202021828428 U CN202021828428 U CN 202021828428U CN 213433513 U CN213433513 U CN 213433513U
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- filter
- flange plate
- filter housing
- high efficiency
- medical high
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Abstract
The utility model discloses a medical high efficiency filter, including filter housing, one side fixed surface of filter housing installs first ring flange, one side outer surface paste that filter housing was kept away from to first ring flange is fixed with the sealing washer, filter housing's opposite side fixed surface installs the second ring flange, one side surface that filter housing was kept away from to the second ring flange has third flange dish through bolt fixed mounting, the middle part of third flange dish is provided with the second and filters the core, filter housing's inner wall fixed mounting has circular framework, circular framework's middle part is provided with the first core that filters, filter housing's inner wall still fixed mounting has the nozzle. A medical high efficiency filter, through filter housing, pipeline and the nozzle that sets up, form the venturi effect, increase gas flow velocity and throughput, the phase change improves filter speed.
Description
Technical Field
The utility model relates to a medical filtration technology field, in particular to medical high efficiency filter.
Background
The operating room is a place for providing operations and rescue for patients and is an important technical department of hospitals. The operating room should be connected to the operating department and should be adjacent to the blood bank, the monitoring room, the anesthesia resuscitation room, etc. Grasping the link management of four ways of surgical incision infection, namely: air in the operating room; items required for surgery; doctor nurse's finger and patient's skin prevent to infect, ensure the operation success rate, wherein, high-efficient safe operating room air purification system can ensure for sterile environment in the operating room, can satisfy the required high sterile environment of operations such as organ transplantation, heart, blood vessel, artificial joint replacement, in order to realize this purpose, still need be equipped with the filter among the air purification system.
The existing filter has certain defects when in use, firstly, gas can be influenced by the filter element body when passing through, the circulation speed is reduced, the filtering efficiency is low, secondly, the filter element body is not convenient to clean, the intercepted objects are accumulated too much to further influence the gas circulation speed, certain adverse effects are brought to the use process of people, and therefore, the medical high-efficiency filter is provided.
SUMMERY OF THE UTILITY MODEL
The main object of the utility model is to provide a medical high efficiency filter, can effectively solve the problem in the background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a medical high-efficiency filter, includes filter housing, one side fixed surface of filter housing installs first ring flange, one side fixed surface that filter housing was kept away from to first ring flange is fixed with the sealing washer, filter housing's opposite side fixed surface installs the second ring flange, one side fixed surface that filter housing was kept away from to the second ring flange has the third ring flange through bolt fixed mounting, the middle part of third ring flange is provided with the second and filters the core, filter housing's inner wall fixed mounting has circular framework, the middle part of circular framework is provided with first filtration core, filter housing's inner wall still fixed mounting has the nozzle, filter housing's inside is equipped with compression chamber and diffusion chamber, the compression chamber is located one side of nozzle, the diffusion chamber is located the opposite side of nozzle, filter housing's outer wall fixed mounting has the pipeline, and two ends of the pipeline are respectively communicated with the compression chamber and the diffusion chamber.
Preferably, the number of the pipelines is two, and a sealing ring is arranged at the joint of the pipelines and the filter shell.
Preferably, four groups of reserved mounting holes are formed in the first flange plate, four groups of round holes are formed in the sealing ring, the aperture of each round hole is the same as that of each reserved mounting hole, and the round holes are coaxially aligned with the reserved mounting holes.
Preferably, the thickness of the sealing ring is 0.8mm-1mm, and the sealing ring is a rubber gasket.
Preferably, one end of the filter housing close to the first flange is an air inlet end, and one end of the filter housing close to the second flange is an air outlet end.
Preferably, the filter shell and the pipeline are stainless steel pipes, the first flange plate and the filter shell are welded, and the second flange plate and the filter shell are welded.
Compared with the prior art, the utility model discloses following beneficial effect has: the medical high-efficiency filter comprises a filter shell, a pipeline and a nozzle, wherein a compression chamber and a diffusion chamber are arranged in the filter shell and are matched with the nozzle to form a Venturi effect, the nozzle has a limiting effect on gas, the gas has the phenomenon of flow velocity increase when passing through a reduced flow cross section, a region similar to vacuum is generated in the diffusion chamber, one end of the pipeline is communicated with the compression chamber, so that air in the compression chamber is sucked into the diffusion chamber, the flow velocity and the flow rate of the gas are increased along with the operation of the gas, the filtering speed is improved in a phase-changing manner, a first flange plate, a second flange plate and a third flange plate are arranged, the mounting position of a first filter core body is close to the first flange plate, the first flange plate is used for butting of air purification pipelines in an operating room, and the first flange plate can be cleaned after being detached, the second flange plate and the third flange plate are easy to disassemble and assemble, the second filter element body can be cleaned after the third flange plate is disassembled, people can use the second filter element body, the whole medical high-efficiency filter is simple in structure and convenient to operate, and the using effect is better than that of the traditional mode.
Drawings
Fig. 1 is a schematic view of the overall structure of the medical high-efficiency filter of the present invention.
Fig. 2 is a cross-sectional view of a filter housing in a medical high-efficiency filter according to the present invention.
Fig. 3 is a side view of a third flange in the medical high-efficiency filter of the present invention.
In the figure: 1. a filter housing; 2. a first flange plate; 3. a seal ring; 4. a pipeline; 5. a second flange plate; 6. a third flange plate; 7. a circular frame body; 8. a first filter element body; 9. a nozzle; 10. a compression chamber; 11. a diffusion chamber; 12. and a second filter element body.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
As shown in fig. 1-3, a medical high efficiency filter comprises a filter housing 1, a first flange 2 is fixedly mounted on the outer surface of one side of the filter housing 1, a sealing ring 3 is fixedly adhered on the outer surface of one side of the first flange 2 away from the filter housing 1, so as to improve the air tightness when the first flange 2 is butted with an air outlet end of a tube body for supplying air indoors in an operating room air purification system, a second flange 5 is fixedly mounted on the outer surface of the other side of the filter housing 1, a third flange 6 is fixedly mounted on the outer surface of one side of the second flange 5 away from the filter housing 1 through bolts, the second flange 5 and the third flange 6 are convenient to disassemble and assemble, a second filter core body 12 is arranged in the middle of the third flange 6, the second filter core body 12 can be cleaned after the third flange 6 is disassembled, a circular frame body 7 is fixedly mounted on the inner wall of the filter housing 1, the middle part of the circular frame body 7 is provided with a first filter element body 8, the first filter element body 8 and a second filter element body 12 intercept partial impurities in the air, the inner wall of the filter shell 1 is also fixedly provided with a nozzle 9, a compression chamber 10 and a diffusion chamber 11 are arranged inside the filter shell 1, the compression chamber 10 is positioned at one side of the nozzle 9, the diffusion chamber 11 is positioned at the other side of the nozzle 9, the outer wall of the filter shell 1 is fixedly provided with a pipeline 4, two ends of the pipeline 4 are respectively communicated with the compression chamber 10 and the diffusion chamber 11 to form a Venturi effect, the gas flow speed and the flow quantity are increased, and the filtering speed is improved.
Furthermore, the number of the pipelines 4 is two, and a sealing ring is arranged at the joint of the pipelines 4 and the filter shell 1, so that the air tightness of the joint of the pipelines 4 and the filter shell 1 is improved.
Furthermore, four groups of reserved mounting holes are formed in the first flange 2, four groups of round holes are formed in the sealing ring 3, the diameter of each round hole is the same as that of each reserved mounting hole, and the round holes are coaxially aligned with the reserved mounting holes, so that the first flange 2 and a pipe body air outlet end of the air purification system in the operating room for supplying air indoors can be assembled through connecting pieces such as bolts.
Furthermore, the thickness of the sealing ring 3 is 0.8mm-1mm, the sealing ring 3 is a rubber gasket, and the air tightness of the first flange plate 2 in butt joint with the air outlet end of the pipe body for supplying air indoors in the air purification system in the operating room is improved.
Further, the end of the filter housing 1 close to the first flange 2 is an air inlet end, and the end of the filter housing 1 close to the second flange 5 is an air outlet end.
Furthermore, the filter housing 1 and the pipeline 4 are made of stainless steel pipes, the first flange plate 2 and the filter housing 1 are welded, the second flange plate 5 and the filter housing 1 are welded, and the first flange plate 2 and the second flange plate 5 reinforce two ends of the filter housing 1, so that the filter housing is not easy to deform.
It should be noted that the utility model relates to a medical high efficiency filter, which comprises a filter housing 1, a first flange 2, a sealing ring 3, a pipeline 4, a second flange 5, a third flange 6, a circular frame 7, a first filter element 8, a nozzle 9, a compression chamber 10, a diffusion chamber 11 and a second filter element 12, before use, the first flange 2 is butted with the air outlet end of the pipe body supplying air for the room in the air purification system in the operating room by using connecting pieces such as bolts, when in use, the air enters the filter housing 1 from the pipe body supplying air for the room in the air purification system, when passing through the first filter element 8, the first filtration is carried out to intercept the impurities in partial air, then, the air enters the compression chamber 10, the nozzle 9 plays a role in limiting the air, when the air passes through the reduced cross section of the flow, the air has the phenomenon of increasing flow velocity, simultaneously produce the region of an approximate vacuum in diffusion chamber 11, the one end of pipeline 4 communicates with compression chamber 10, make the air in compression chamber 10 sucked in diffusion chamber 11, along with the air moves together, increase air flow velocity and circulation, change and improve filter speed mutually, when filtering core body 8 or second and clear up, the mounted position of first filter core body 8 is close to first ring flange 2, first ring flange 2 dismantles the back, can clear up first filter core body 8, can clear up second filter core body 12 after third ring flange 6 dismantles, and is comparatively practical.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. A medical high efficiency filter, includes filter housing (1), its characterized in that: the filter comprises a filter shell (1), and is characterized in that a first flange plate (2) is fixedly arranged on the outer surface of one side of the filter shell (1), a sealing ring (3) is fixedly adhered to the outer surface of one side of the filter shell (1) away from the first flange plate (2), a second flange plate (5) is fixedly arranged on the outer surface of the other side of the filter shell (1), a third flange plate (6) is fixedly arranged on the outer surface of one side of the filter shell (1) away from the second flange plate (5) through bolts, a second filter core body (12) is arranged in the middle of the third flange plate (6), a circular frame body (7) is fixedly arranged on the inner wall of the filter shell (1), a first filter core body (8) is arranged in the middle of the circular frame body (7), a nozzle (9) is fixedly arranged on the inner wall of the filter shell (1), a compression chamber (10) and a, compression chamber (10) are located one side of nozzle (9), diffusion chamber (11) are located the opposite side of nozzle (9), the outer wall fixed mounting of filter housing (1) has pipeline (4), the both ends of pipeline (4) communicate with each other with compression chamber (10), diffusion chamber (11) respectively.
2. A medical high efficiency filter according to claim 1, wherein: the number of the pipelines (4) is two, and a sealing ring is arranged at the joint of the pipelines (4) and the filter shell (1).
3. A medical high efficiency filter according to claim 1, wherein: four groups of reserved mounting holes are formed in the first flange plate (2), four groups of round holes are formed in the sealing ring (3), the diameter of each round hole is the same as that of each reserved mounting hole, and the round holes are coaxially aligned with the reserved mounting holes.
4. A medical high efficiency filter according to claim 1, wherein: the thickness of the sealing ring (3) is 0.8mm-1mm, and the sealing ring (3) is a rubber gasket.
5. A medical high efficiency filter according to claim 1, wherein: one end, close to the first flange plate (2), of the filter shell (1) is an air inlet end, and one end, close to the second flange plate (5), of the filter shell (1) is an air outlet end.
6. A medical high efficiency filter according to claim 1, wherein: the filter shell (1) and the pipeline (4) are stainless steel pipes, the first flange plate (2) and the filter shell (1) are welded, and the second flange plate (5) and the filter shell (1) are welded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021828428.2U CN213433513U (en) | 2020-08-27 | 2020-08-27 | Medical high efficiency filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021828428.2U CN213433513U (en) | 2020-08-27 | 2020-08-27 | Medical high efficiency filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213433513U true CN213433513U (en) | 2021-06-15 |
Family
ID=76318655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021828428.2U Active CN213433513U (en) | 2020-08-27 | 2020-08-27 | Medical high efficiency filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213433513U (en) |
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2020
- 2020-08-27 CN CN202021828428.2U patent/CN213433513U/en active Active
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