CN219630754U - Filtering device for inspection - Google Patents
Filtering device for inspection Download PDFInfo
- Publication number
- CN219630754U CN219630754U CN202320626004.5U CN202320626004U CN219630754U CN 219630754 U CN219630754 U CN 219630754U CN 202320626004 U CN202320626004 U CN 202320626004U CN 219630754 U CN219630754 U CN 219630754U
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- fixedly connected
- liquid
- filtering
- valve
- filtering device
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- 238000001914 filtration Methods 0.000 title claims abstract description 51
- 238000007689 inspection Methods 0.000 title claims abstract description 23
- 239000007788 liquid Substances 0.000 claims abstract description 72
- 230000007246 mechanism Effects 0.000 claims abstract description 19
- 239000012528 membrane Substances 0.000 claims description 30
- 210000003437 trachea Anatomy 0.000 claims description 6
- 238000000926 separation method Methods 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 3
- 239000000523 sample Substances 0.000 abstract description 10
- 230000005484 gravity Effects 0.000 abstract description 2
- 239000012488 sample solution Substances 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a filtering device for inspection, which comprises a liquid inlet funnel, wherein the lower end of the liquid inlet funnel is fixedly connected with a first valve, the other end of the first valve is fixedly connected with a main flow channel, the lower end of the main flow channel is fixedly connected with a liquid separating mechanism, the output end of the liquid separating mechanism is fixedly connected with a hose, the other end of the hose is fixedly connected with a liquid collecting tank, one side of the liquid collecting tank is provided with a negative pressure pump, the air suction nozzle end of the negative pressure pump is fixedly connected with a main air pipe, and one side of the main air pipe is provided with a branch pipe. The filtering device provided by the utility model is different from the traditional gravity filtering mode, can realize large-flow multichannel filtering under the action of negative pressure, improves the filtering efficiency, is provided with the main flow passage, can be provided with a plurality of groups of liquid inlet funnels and liquid separating mechanisms in parallel, and can control the flow direction of sample solution through the control valve, so that a plurality of solution samples can be filtered at the same time, and the filtering device is suitable for filtering various and large-solution sample volumes.
Description
Technical Field
The utility model relates to the technical field of physical and chemical inspection equipment, in particular to a filtering device for inspection.
Background
When physicochemical detection is performed on a solution sample in a laboratory, the collected solution sample is usually filtered, and most of the laboratory uses a filter paper funnel filtration mode, so that the method is only suitable for the condition of small solution sample amount and is not suitable for filtering large solution sample amount. For this purpose, we propose a filtering device for inspection.
Disclosure of Invention
The utility model mainly aims to provide a filtering device for inspection, which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides a filter equipment is used in inspection, includes the feed liquor funnel, feed liquor funnel lower extreme fixedly connected with first valve, first valve other end fixedly connected with sprue, sprue lower extreme fixedly connected with divides liquid mechanism, the output fixedly connected with hose of dividing liquid mechanism, hose other end fixedly connected with collection liquid tank, collection liquid tank one side is equipped with the negative pressure pump, the suction nozzle end fixedly connected with main trachea of negative pressure pump, main trachea one side is equipped with the branch pipe, branch pipe one end is linked together with main trachea, the other end and collection liquid tank fixedly connected with, just branch pipe middle part is equipped with the second valve.
Further, the liquid separation mechanism comprises two groups of third valves and a filter, wherein the third valves and the filter are symmetrically distributed, the third valves are communicated with the filter through pipelines, the inlet end of each third valve is connected with the main flow channel through a three-way pipe, the outlet end of each filter is connected with a hose through a three-way pipe, and the flow direction of a solution sample can be controlled through the opening and closing of the third valves.
Further, in order to improve the filtering effect, the filter comprises a front shell, a filtering unit and a rear shell, wherein the front shell is fixedly connected with the rear shell through threads, and the filtering unit which is arranged in a castellated mode is arranged inside the front shell and the rear shell.
Further, in order to be convenient for change filtration membrane, the filter unit includes membrane seat, filtration membrane, cassette, elastic ring, filtration membrane installs between membrane seat and cassette, membrane seat and cassette looks block, the elastic ring is installed in the cassette is inside.
Further, in order to make the filter membrane fixed more firm, a side end face of the membrane seat is provided with a cylindrical bulge, and a side end face of the clamping seat, which is attached to the membrane seat, is provided with a groove matched with the bulge.
Further, the end part of the main flow channel is fixedly connected with a base, and a fourth valve is arranged between adjacent liquid inlet funnels of the main flow channel.
Further, in order to ensure the air tightness of the device and improve the filtering efficiency, the liquid collecting tank is a closed container, and one end of the liquid collecting tank is provided with a liquid discharging port.
Compared with the prior art, the utility model has the following beneficial effects:
(1) According to the filtering device provided by the utility model, the negative pressure pump is operated to pump out air in the sealed liquid collection tank, so that a negative pressure space is generated in the liquid collection tank, a solution sample to be filtered flows into the main flow channel through the liquid inlet funnel and the first valve, flows into the liquid collection tank through the liquid separation mechanism after being filtered through the filter, and flows into the liquid collection tank through the hose to be collected;
(2) The filtering device provided by the utility model is provided with the main flow passage, a plurality of groups of liquid inlet funnels and liquid separating mechanisms can be arranged in parallel, and the flow direction of sample solution is controlled through the control valve, so that a plurality of solution samples can be filtered at the same time, and the filtering device is suitable for filtering various large-volume solution samples.
Drawings
FIG. 1 is a schematic view showing the overall structure of a filtering device for inspection according to the present utility model;
FIG. 2 is a schematic view showing the structure of a filter of a filtering device for inspection according to the present utility model;
FIG. 3 is a schematic view showing the structure of a filtering unit of a filtering device for inspection according to the present utility model;
FIG. 4 is a schematic view showing the structure of a membrane seat of a filtering device for inspection according to another aspect of the present utility model;
FIG. 5 is a schematic diagram showing the distribution of grooves of a filtering device for inspection according to the present utility model;
FIG. 6 is a schematic view showing the structure of another embodiment of the filtering device for inspection of the present utility model.
In the figure: 1. a liquid inlet funnel; 2. a first valve; 3. a main flow passage; 4. a liquid separating mechanism; 41. a third valve; 42. a filter; 421. a front housing; 422. a filtering unit; 401. a membrane seat; 402. a filtering membrane; 403. a clamping seat; 404. an elastic ring; 405. a protrusion; 406. a groove; 423. a rear housing; 5. a hose; 6. a liquid collecting tank; 7. a negative pressure pump; 8. a main air pipe; 9. a branch pipe; 10. a second valve; 11. a base; 12. a fourth valve; 13. and a liquid discharge port.
Detailed Description
The present utility model will be further described with reference to the following detailed description, wherein the drawings are for illustrative purposes only and are presented as schematic drawings, rather than physical drawings, and are not to be construed as limiting the utility model, and wherein certain components of the drawings are omitted, enlarged or reduced in order to better illustrate the detailed description of the present utility model, and are not representative of the actual product dimensions.
Example 1
As shown in fig. 1-5, a filtering device for inspection comprises a liquid inlet funnel 1, wherein the lower end of the liquid inlet funnel 1 is fixedly connected with a first valve 2, the other end of the first valve 2 is fixedly connected with a main runner 3, the lower end of the main runner 3 is fixedly connected with a liquid separating mechanism 4, the output end of the liquid separating mechanism 4 is fixedly connected with a hose 5, the other end of the hose 5 is fixedly connected with a liquid collecting tank 6, one side of the liquid collecting tank 6 is provided with a negative pressure pump 7, the air suction mouth end of the negative pressure pump 7 is fixedly connected with a main air pipe 8, one side of the main air pipe 8 is provided with a branch pipe 9, one end of the branch pipe 9 is communicated with the main air pipe 8, the other end of the branch pipe is fixedly connected with the liquid collecting tank 6, and the middle part of the branch pipe 9 is provided with a second valve 10.
The liquid separating mechanism 4 comprises two groups of third valves 41 and filters 42 which are symmetrically distributed, the third valves 41 are communicated with the filters 42 through pipelines, the inlet ends of the third valves 41 are connected with the main runner 3 through three-way pipes, and the outlet ends of the filters 42 are connected with the hose 5 through three-way pipes.
The filter 42 comprises a front housing 421, a filter unit 422, a rear housing 423, the front housing 421 being fixedly connected to the rear housing 423 by means of threads, and the filter unit 422 being castellated inside the front housing 421 and the rear housing 423.
The filter unit 422 includes a membrane seat 401, a filter membrane 402, a clamping seat 403, and an elastic ring 404, wherein the filter membrane 402 is mounted between the membrane seat 401 and the clamping seat 403, the membrane seat 401 is engaged with the clamping seat 403, and the elastic ring 404 is mounted inside the clamping seat 403.
A cylindrical protrusion 405 is provided on one side end surface of the membrane seat 401, and a groove 406 matching with the protrusion 405 is provided on one side end surface of the card seat 403 attached to the membrane seat 401.
The end part of the main runner 3 is fixedly connected with a base 11, and a fourth valve 12 is arranged between the adjacent liquid inlet funnels 1 of the main runner 3.
The liquid collecting tank 6 is a closed container, and one end of the liquid collecting tank 6 is provided with a liquid discharging port 13.
Through the above scheme, the negative pressure pump 7 operates to pump air in the sealed liquid collection tank 6, so that a negative pressure space is generated in the liquid collection tank 6, a solution sample to be filtered flows into the main flow channel 3 through the liquid inlet funnel 1 and the first valve 2, flows through the liquid separation mechanism 4, flows into the liquid collection tank 6 through the hose 5 after being filtered by the filter 42, and is different from a traditional gravity filtration mode, filtration of a large flow of multiple channels can be realized under the negative pressure effect, filtration efficiency is improved, meanwhile, the solution sample is filtered through the plurality of filter units 422 in the filter 42, filtration effect is improved, when a filter membrane needs to be replaced, the front shell 421 and the rear shell 423 of the filter 42 are reversely rotated, the front shell 421 and the rear shell 423 are separated, under the elastic force of the elastic ring 404, the plurality of filter units 422 are gradually separated from each other through the joint state, the membrane seat 401 and the clamping seat 403 are opened, the filter membrane 402 can be replaced, and before the filter membrane 402 is replaced, only the third valve 41 connected with the corresponding filter 42 is required to be closed, so that the solution is not required to flow by the other group of filters 42, and the whole equipment is stopped to be replaced.
Example 2
As shown in fig. 6, a filtering device for inspection comprises a liquid inlet funnel 1, wherein the lower end of the liquid inlet funnel 1 is fixedly connected with a first valve 2, the other end of the first valve 2 is fixedly connected with a main runner 3, the lower end of the main runner 3 is fixedly connected with a liquid separating mechanism 4, the output end of the liquid separating mechanism 4 is fixedly connected with a hose 5, the other end of the hose 5 is fixedly connected with a liquid collecting tank 6, one side of the liquid collecting tank 6 is provided with a negative pressure pump 7, the air suction mouth end of the negative pressure pump 7 is fixedly connected with a main air pipe 8, one side of the main air pipe 8 is provided with a branch pipe 9, one end of the branch pipe 9 is communicated with the main air pipe 8, the other end of the branch pipe is fixedly connected with the liquid collecting tank 6, and the middle part of the branch pipe 9 is provided with a second valve 10.
Through the above scheme, as shown in fig. 6, in this embodiment, three sets of liquid inlet funnels 1 are installed in parallel at the upper end of the main flow channel 3, the liquid inlet funnels 1 between adjacent sets of liquid inlet funnels 1 are all provided with the first valves 2, and the liquid separating mechanisms 4 corresponding to the liquid inlet funnels 1 are provided, so that three solution samples can be filtered at the same time, when in use, the first valves 2 are closed, and each solution sample is poured into the corresponding liquid inlet funnel 1 respectively, and then the operation in accordance with embodiment 1 is omitted.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a filter equipment for inspection, includes feed liquor funnel (1), its characterized in that: the lower end of the liquid inlet funnel (1) is fixedly connected with a first valve (2), the other end of the first valve (2) is fixedly connected with a main flow channel (3), the lower end of the main flow channel (3) is fixedly connected with a liquid separating mechanism (4), the output end of the liquid separating mechanism (4) is fixedly connected with a hose (5), the other end of the hose (5) is fixedly connected with a liquid collecting tank (6), the utility model discloses a liquid collection tank, including collecting liquid tank (6), negative pressure pump (7), the suction nozzle end fixedly connected with main trachea (8) of negative pressure pump (7), main trachea (8) one side is equipped with branch pipe (9), branch pipe (9) one end is linked together with main trachea (8), the other end and collecting liquid tank (6) fixed connection, just branch pipe (9) middle part is equipped with second valve (10).
2. A filtering device for inspection according to claim 1, characterized in that: the liquid separation mechanism (4) comprises two groups of third valves (41) and filters (42) which are symmetrically distributed, the third valves (41) are communicated with the filters (42) through pipelines, the inlet ends of the third valves (41) are connected with the main flow channel (3) through three-way pipes, and the outlet ends of the filters (42) are connected with the hose (5) through three-way pipes.
3. A filtering device for inspection according to claim 2, characterized in that: the filter (42) comprises a front shell (421), a filtering unit (422) and a rear shell (423), wherein the front shell (421) is fixedly connected with the rear shell (423) through threads, and the filtering unit (422) which is castellated is arranged inside the front shell (421) and the rear shell (423).
4. A filtration device for inspection according to claim 3, wherein: the filtering unit (422) comprises a membrane seat (401), a filtering membrane (402), a clamping seat (403) and an elastic ring (404), wherein the filtering membrane (402) is arranged between the membrane seat (401) and the clamping seat (403), the membrane seat (401) is clamped with the clamping seat (403), and the elastic ring (404) is arranged inside the clamping seat (403).
5. The filtering device for inspection according to claim 4, wherein: the membrane seat (401) one side terminal surface is equipped with cylindric arch (405), cassette (403) and one side terminal surface that membrane seat (401) laminate are equipped with recess (406) with protruding (405) matched with.
6. A filtering device for inspection according to claim 1, characterized in that: the end part of the main runner (3) is fixedly connected with a base (11), and a fourth valve (12) is arranged between adjacent liquid inlet funnels (1) of the main runner (3).
7. A filtering device for inspection according to claim 1, characterized in that: the liquid collecting tank (6) is a closed container, and a liquid discharging port (13) is formed in one end of the liquid collecting tank (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320626004.5U CN219630754U (en) | 2023-03-27 | 2023-03-27 | Filtering device for inspection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320626004.5U CN219630754U (en) | 2023-03-27 | 2023-03-27 | Filtering device for inspection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219630754U true CN219630754U (en) | 2023-09-05 |
Family
ID=87808696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320626004.5U Active CN219630754U (en) | 2023-03-27 | 2023-03-27 | Filtering device for inspection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219630754U (en) |
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2023
- 2023-03-27 CN CN202320626004.5U patent/CN219630754U/en active Active
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