CN219399307U - Prefilter device for chemical reagent detection - Google Patents
Prefilter device for chemical reagent detection Download PDFInfo
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- CN219399307U CN219399307U CN202320255429.XU CN202320255429U CN219399307U CN 219399307 U CN219399307 U CN 219399307U CN 202320255429 U CN202320255429 U CN 202320255429U CN 219399307 U CN219399307 U CN 219399307U
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- filter
- cover
- chemical reagent
- liquid storage
- filtration
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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
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
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Abstract
The utility model discloses a prefilter for detecting chemical reagents, which comprises a filter cover, wherein filter particles are filled in the filter cover, a liquid inlet pipe is arranged in the middle of the top end of the filter cover, a tetrafluoro baffle plate is arranged below the filter cover, a liquid storage cover is arranged below the tetrafluoro baffle plate, and a liquid outlet pipe is arranged in the middle of the bottom end of the liquid storage cover. The beneficial effects are that: according to the utility model, through the matching design of the filter cover, the filter particles and the tetrafluoro baffle plate, the chemical reagent to be filtered can be subjected to double filtration under the actions of the filter particles and the tetrafluoro baffle plate in sequence before formal filtration, so that the filtration has the advantages that the impurities of the chemical reagent finally entering the liquid storage cover are fewer, the impurities on the filter screen corresponding to the chemical reagent in the formal filtration are effectively reduced, the efficient implementation of the chemical reagent in the formal filtration process is ensured, and the filtration quality of the chemical reagent in the formal filtration is improved.
Description
Technical Field
The utility model relates to the technical field of chemical reagent filtration, in particular to a prefilter for chemical reagent detection.
Background
In order to improve the accuracy of chemical experiments, therefore, when chemical reagents are used, the purity of the chemical reagents is required to be high. At present, the filter device for the chemical reagent adopts single-stage filtration, has poor filtration effect, and is particularly inconvenient for high-precision chemical tests.
In order to promote the filter effect to chemical reagent, chinese patent No. CN201620668203.2 discloses a chemical reagent filter equipment, including the suction flask, the bottleneck of suction flask goes out to be provided with the rubber stopper, the intraductal pipe that has inserted of rubber stopper, be provided with first filter screen in the pipe, in the lower tip of pipe inserts the suction flask, the upper end of pipe is connected with the funnel, the upper portion of funnel is provided with reagent and places the storehouse, the liquid outlet department that the storehouse was placed to the reagent is provided with the second filter screen, the junction inner wall that storehouse was placed to funnel, reagent is provided with the filter membrane filter, the junction outer wall in storehouse is placed to funnel, reagent is provided with the metal clamp of being convenient for hand.
Although the chemical reagent filtering device described in the above patent can improve the filtering effect on the chemical reagent by three-stage filtering, the reagent placement bin on the chemical reagent filtering device lacks a prefiltering structure, which can cause that a great amount of impurities are easily attached to the filter screen for filtering the chemical reagent on the device, and the filtering quality of the chemical reagent on the device is greatly reduced due to the increase of the impurities.
Disclosure of Invention
First, the technical problem to be solved
The technical problem to be solved by the utility model is to provide a prefilter for detecting chemical reagents, which can prefilter the chemical reagents before the formal filtration to improve the quality of the chemical reagents during the formal filtration.
(II) technical scheme
The utility model is realized by the following technical scheme: the utility model provides a prefilter for detecting chemical reagents, which comprises a filter cover, wherein filter particles are filled in the filter cover, a liquid inlet pipe is arranged in the middle of the top end of the filter cover, a tetrafluoro baffle plate is arranged below the filter cover, a liquid storage cover is arranged below the tetrafluoro baffle plate, and a liquid outlet pipe is arranged in the middle of the bottom end of the liquid storage cover.
Further, an annular clamping table is fixed on the periphery of the bottom end of the filter cover, and a clamping groove is formed in the periphery of the top end of the liquid storage cover.
By adopting the technical scheme, the clamping table is matched with the clamping groove, so that the filter cover and the liquid storage cover can be reliably connected.
Furthermore, the tetrafluoro baffle plate is inserted with the bottom end of the filter cover, and the middle part of the tetrafluoro baffle plate is of a porous structure.
By adopting the technical scheme, the tetrafluoro baffle plate has strong hydrophobicity, high retention rate, excellent chemical tolerance and thermal stability, good strength and forward and reverse pressure impact resistance, and can realize the secondary prefiltering of chemical reagents.
Furthermore, the filter cover is adhered to the liquid inlet pipe, and the filter cover is made of transparent PVC material.
Through adopting above-mentioned technical scheme, the design like this can be through observing the colour of filter granule in filter granule adsorbs in time changes after saturation.
Furthermore, the liquid outlet pipe is adhered to the liquid storage cover, and the liquid storage cover is made of transparent PVC material.
By adopting the technical scheme, the liquid outlet pipe can ensure that the chemical reagent after prefiltering in the liquid storage cover normally enters into the formal chemical reagent filtering device.
Further, the clamping groove is formed on the liquid storage cover, the clamping table is adhered to the filter cover, and the size of the clamping table is matched with that of the clamping groove.
By adopting the technical scheme, the design can ensure the stable clamping of the clamping table and the clamping groove.
(III) beneficial effects
Compared with the prior art, the utility model has the following beneficial effects:
in order to solve the problems that the existing chemical reagent filtering device can improve the filtering effect on chemical reagents through a three-stage filtering mode, but the reagent placement bin on the chemical reagent filtering device lacks a prefiltering structure, so that a great amount of impurities are easily attached to a filtering screen for filtering the chemical reagents on the device, and the filtering quality of the chemical reagents is greatly reduced as the impurities are increased.
Drawings
FIG. 1 is an exploded view of a prefilter device for detecting a chemical agent according to the present utility model.
The reference numerals are explained as follows:
1. a liquid inlet pipe; 2. a filter cover; 3. a tetrafluoro separator; 4. a liquid storage cover; 5. a liquid outlet pipe; 6. a clamping groove; 7. a clamping table; 8. the particles were filtered.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
As shown in FIG. 1, the prefilter for detecting chemical reagents in this embodiment includes a filter housing 2, filter particles 8 are filled in the filter housing 2, a liquid inlet pipe 1 is installed in the middle of the top end of the filter housing 2, a tetrafluoro baffle 3 is arranged below the filter housing 2, the middle of the tetrafluoro baffle 3 is of a porous structure, the tetrafluoro baffle 3 has strong hydrophobicity, high retention rate, excellent chemical resistance and thermal stability, good strength, forward and reverse pressure impact resistance, and can realize secondary prefiltering of chemical reagents, a liquid storage cover 4 is arranged below the tetrafluoro baffle 3, the liquid storage cover 4 is a main place for storing chemical reagents after prefiltering, a liquid outlet pipe 5 is installed in the middle of the bottom end of the liquid storage cover 4, and the liquid outlet pipe 5 can ensure that chemical reagents after prefiltering in the liquid storage cover 4 normally enter the formal chemical reagent filter.
As shown in fig. 1, in this embodiment, an annular clamping table 7 is fixed on the periphery of the bottom end of the filter housing 2, a clamping groove 6 is provided on the periphery of the top end of the liquid storage housing 4, the clamping table 7 and the clamping groove 6 cooperate to realize reliable connection between the filter housing 2 and the liquid storage housing 4, the clamping groove 6 is formed on the liquid storage housing 4, the clamping table 7 is adhered to the filter housing 2, and the size of the clamping table 7 is matched with the size of the clamping groove 6, so that stable clamping between the clamping table 7 and the clamping groove 6 can be ensured.
In this embodiment, as shown in fig. 1, the tetrafluoro baffle 3 is inserted into the bottom end of the filter housing 2, the filter housing 2 is adhered to the liquid inlet pipe 1, and the filter housing 2 is made of transparent PVC material, so that the filter particles 8 can be timely replaced after being saturated by observing the color of the filter particles 8, the liquid outlet pipe 5 is adhered to the liquid storage cover 4, and the liquid storage cover 4 is made of transparent PVC material.
The specific implementation process of this embodiment is as follows: when the device is used, the tetrafluoro baffle plate 3 is fixed at the bottom end of the filter cover 2, the filter cover 2 and the liquid storage cover 4 are inserted and fixed, and then the device is only fixed on a chemical reagent formal filtering device, so that the chemical reagent prefilter is put into use, wherein when a chemical reagent to be filtered enters the filter cover 2 from the liquid inlet pipe 1, the chemical reagent to be filtered is subjected to double filtration under the actions of the filtering particles 8 and the tetrafluoro baffle plate 3 in sequence, the prefiltered chemical reagent falls into the liquid storage cover 4 and finally is discharged to the chemical reagent formal filtering device from the liquid outlet pipe 5, and impurities on the chemical reagent corresponding to the filter screen are effectively reduced due to the fact that the chemical reagent is subjected to prefiltering treatment by the device before formal filtration, the efficient performance of the chemical reagent in the formal filtering process is ensured, and the filtering quality of the chemical reagent in the formal filtering process is improved.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. 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 utility model. Thus, the present utility model 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. A prefilter device for chemical reagent detection, characterized in that: including filter mantle (2), filter granule (8) are filled in filter mantle (2), filter mantle (2) top mid-mounting has feed liquor pipe (1), tetrafluoro baffle (3) have been laid to filter mantle (2) below, stock solution cover (4) have been laid to tetrafluoro baffle (3) below, stock solution cover (4) bottom mid-mounting has drain pipe (5).
2. A prefilter apparatus for detection of chemical agents as defined in claim 1, wherein: an annular clamping table (7) is fixed on the periphery of the bottom end of the filter cover (2), and a clamping groove (6) is formed in the periphery of the top end of the liquid storage cover (4).
3. A prefilter apparatus for detection of chemical agents as defined in claim 1, wherein: the tetrafluoro baffle plate (3) is inserted with the bottom end of the filter cover (2), and the middle part of the tetrafluoro baffle plate (3) is of a porous structure.
4. A prefilter apparatus for detection of chemical agents as defined in claim 1, wherein: the filter cover (2) is adhered to the liquid inlet pipe (1), and the filter cover (2) is made of transparent PVC material.
5. A prefilter apparatus for detection of chemical agents as defined in claim 1, wherein: the liquid outlet pipe (5) is adhered to the liquid storage cover (4), and the liquid storage cover (4) is made of transparent PVC material.
6. A prefilter apparatus for detection of chemical agents as defined in claim 2, wherein: the clamping groove (6) is formed on the liquid storage cover (4), the clamping table (7) is adhered to the filter cover (2), and the size of the clamping table (7) is matched with that of the clamping groove (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320255429.XU CN219399307U (en) | 2023-02-17 | 2023-02-17 | Prefilter device for chemical reagent detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320255429.XU CN219399307U (en) | 2023-02-17 | 2023-02-17 | Prefilter device for chemical reagent detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219399307U true CN219399307U (en) | 2023-07-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320255429.XU Active CN219399307U (en) | 2023-02-17 | 2023-02-17 | Prefilter device for chemical reagent detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219399307U (en) |
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2023
- 2023-02-17 CN CN202320255429.XU patent/CN219399307U/en active Active
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