CN219167771U

CN219167771U - Solid phase extraction column convenient for filtering extraction

Info

Publication number: CN219167771U
Application number: CN202222885634.2U
Authority: CN
Inventors: 储涛; 严俊; 徐斌; 袁坤
Original assignee: Hubei Dingtai High Tech Co ltd
Current assignee: Hubei Dingtai High Tech Co ltd
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-06-13
Anticipated expiration: 2032-10-31

Abstract

The utility model discloses a solid-phase extraction column convenient for filtering and extracting, which comprises a tube body, wherein a filter head is detachably arranged at the bottom of the tube body, and an upper sieve plate, a filler and a lower sieve plate are arranged in the filter head from top to bottom; the liquid outlet of the liquid inlet valve is communicated with the liquid inlet of the pipe body; the cleaning head is detachably arranged at the top of the pipe body; after the filter head is detached from the pipe body, the sieve plate and the filler in the filter head are replaced, and the filter head is shallower, so that the filter head is more convenient to detach and replace, and the flow of the injected test solution is conveniently controlled through the liquid inlet valve and the cleaning head, so that the filter head is more stable in filtering and extracting, and the filter head is convenient to use after filtering.

Description

Solid phase extraction column convenient for filtering extraction

Technical Field

The utility model belongs to the technical field of solid phase extraction columns, and particularly relates to a solid phase extraction column convenient for filtering and extraction.

Background

Technical fields such as biological extraction often need to use the extraction column, and traditional extraction column has placed filter screen and adsorption core in the inside, but because mounted position is darker, filter screen and adsorption core's installation and change are very inconvenient.

Disclosure of Invention

Based on the background, the utility model aims to provide a solid-phase extraction column convenient for filtering and extracting, which is characterized in that after a filtering head is detached from a tube body, a sieve plate and a filler in the filtering head are replaced, and the filtering head is shallower, so that the disassembly and the replacement are more convenient, the flow of the injected test solution is conveniently controlled through the arrangement of a liquid inlet valve and a cleaning head, the filtering and extracting process is more stable, and the interior of the tube body can be cleaned after the filtering process, so that the use is convenient.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a solid phase extraction column for facilitating filtration extraction, comprising:

the filter head is detachably arranged at the bottom of the pipe body, and a liquid inlet is formed in the side wall of the pipe body;

the filter head is internally provided with an upper sieve plate, a filler and a lower sieve plate from top to bottom;

the liquid outlet of the liquid inlet valve is communicated with the liquid inlet of the pipe body;

the cleaning head is detachably arranged at the top of the pipe body.

As a preferable technical scheme of the utility model, a connecting sleeve is arranged at the top of the pipe body, and a connecting column embedded into the connecting sleeve is arranged at the bottom of the cleaning head.

As a preferable technical scheme of the utility model, a threaded end is arranged at the bottom of the pipe body, and a threaded sleeve screwed on the periphery of the threaded end is arranged at the top of the filter head.

As a preferable technical scheme of the utility model, the inner wall of the filter head is respectively provided with limiting rings positioned on the upper side and the lower side of the upper sieve plate and the lower sieve plate, and the limiting rings are made of silica gel.

As a preferable technical scheme of the utility model, the bottom of the filter head is communicated with the liquid collecting hopper, and the bottom of the liquid collecting hopper is communicated with the liquid outlet nozzle.

As a preferable technical scheme of the utility model, a diversion cavity is arranged in the connecting column, a drain plate is arranged at the bottom of the connecting column, and a first water injection pipe and a second water injection pipe which are communicated with the diversion cavity are arranged at the top of the cleaning head.

As a preferable technical scheme of the utility model, the side wall of the liquid inlet valve is provided with a flow valve, the water inlet of the liquid inlet valve is communicated with a liquid inlet pipeline, and the water outlet of the liquid inlet valve is communicated with a liquid outlet pipeline communicated with the liquid inlet of the pipe body.

The utility model has the following beneficial effects:

this kind of conveniently filter the setting can be dismantled to the filter head of extraction solid phase extraction post, after dismantling the filter head in the body, change sieve in the filter head with the filler can, because the filter head is shallower, it is more convenient to dismantle and change to through the setting of feed liquor valve and cleaning head, the flow of conveniently controlling injection test solution, it is more stable when filtering the extraction, and can wash the body inside after filtering, convenient to use.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained from the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of an exploded construction of the present utility model;

FIG. 3 is a schematic view of a broken-away portion of the present utility model;

FIG. 4 is a schematic view of the portion a of FIG. 3 according to the present utility model.

Reference numerals illustrate:

100. a tube body; 101. a liquid inlet; 110. connecting sleeves; 120. a threaded end; 200. a filter head; 201. a limiting ring; 210. a thread sleeve; 220. a screen plate is arranged; 230. a lower sieve plate; 240. a liquid collecting hopper; 241. a liquid outlet nozzle; 300. a liquid inlet valve; 310. a liquid outlet pipeline; 320. a liquid inlet pipeline; 330. a flow valve; 400. a cleaning head; 410. a first water injection pipe; 420. a second water injection pipe; 430. a connecting column; 440. a hydrophobic plate.

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

1-4, the present utility model includes a tube 100, a filter head 200, a feed valve 300, and a cleaning head 400;

the pipe body 100 is used for installing the filter head 200 and the cleaning head 400, so that the test solution and the cleaning water can be conveniently injected, specifically, the filter head 200 is detachably arranged at the bottom of the pipe body 100, and the liquid inlet 101 is arranged on the side wall of the pipe body 100;

the top of the pipe body 100 is provided with a connecting sleeve 110, and the bottom of the cleaning head 400 is provided with a connecting column 430 embedded into the connecting sleeve 110;

the bottom of the pipe body 100 is provided with a threaded end 120, and the top of the filter head 200 is provided with a threaded sleeve 210 screwed on the periphery of the threaded end 120;

the filter head 200 is used for installing materials and components for filtering extraction, and is detachably arranged, so that the upper screen plate 220, the filler and the lower screen plate 230 are convenient to install and replace, and specifically, the upper screen plate 220, the filler and the lower screen plate 230 are arranged in the filter head 200 from top to bottom;

the inner wall of the filter head 200 is respectively provided with a limiting ring 201 positioned on the upper and lower sides of the upper sieve plate 220 and the lower sieve plate 230, and the limiting rings 201 are made of silica gel;

a liquid collecting hopper 240 communicated with the bottom of the filter head 200, and a liquid outlet 241 communicated with the bottom of the liquid collecting hopper 240;

the liquid inlet valve 300 is used for adjusting and controlling the flow of the injected test liquid, so that the flow is more stable when filtering and extracting is performed, and specifically, the liquid outlet of the liquid inlet valve 300 is communicated with the liquid inlet 101 of the pipe body 100;

the side wall of the liquid inlet valve 300 is provided with a flow valve 330, the water inlet of the liquid inlet valve 300 is communicated with a liquid inlet pipeline 320, and the water outlet of the liquid inlet valve 300 is communicated with a liquid outlet pipeline 310 communicated with the liquid inlet 101 of the pipe body 100;

the cleaning head 400 is used for cleaning the inside of the pipe body 100 after filtering, and is convenient to use, and specifically, the cleaning head 400 is detachably arranged at the top of the pipe body 100;

the inside of spliced pole 430 is provided with the reposition of redundant personnel cavity, the bottom of spliced pole 430 is provided with hydrophobic board 440, wash head 400 top be provided with reposition of redundant personnel cavity intercommunication first water injection pipe 410 and second water injection pipe 420.

The use flow of the utility model is as follows: through telescopic machanism 121's effect, can fix the different station of circuit board hem department, with filter head 200 in the body 100 pull down the back, change sieve in the filter head 200 with the filler can, because filter head 200 is shallower, dismantle and change more convenient to through the setting of feed liquor valve 300 and cleaning head 400, the flow of convenient control injection test solution, it is more stable when filtering the extraction, and can wash the body 100 inside after filtering, convenient to use.

Although the utility model has been described hereinabove with reference to embodiments, various modifications thereof may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the features of the disclosed embodiments may be combined with each other in any manner as long as there is no structural conflict, and the exhaustive description of these combinations is not given in this specification merely for the sake of omitting the descriptions and saving resources. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. A solid phase extraction column for facilitating filtration and extraction, comprising:

the filter comprises a pipe body (100), wherein a filter head (200) is detachably arranged at the bottom of the pipe body (100), and a liquid inlet (101) is formed in the side wall of the pipe body (100);

the filter comprises a filter head (200), wherein an upper sieve plate (220), a filler and a lower sieve plate (230) are arranged in the filter head (200) from top to bottom;

the liquid inlet valve (300), the liquid outlet of the liquid inlet valve (300) is communicated with the liquid inlet (101) of the pipe body (100);

and the cleaning head (400) is detachably arranged at the top of the pipe body (100).

2. The solid phase extraction column for facilitating filtration and extraction of claim 1, wherein: the top of the pipe body (100) is provided with a connecting sleeve (110), and the bottom of the cleaning head (400) is provided with a connecting column (430) embedded into the connecting sleeve (110).

3. The solid phase extraction column for facilitating filtration and extraction according to claim 2, wherein: the bottom of body (100) is provided with screw thread end (120), the top of filter head (200) is provided with screw thread cover (210) of screwing in screw thread end (120) periphery.

4. A solid phase extraction column for facilitating filtration and extraction according to claim 3, wherein: the inner wall of the filter head (200) is respectively provided with limiting rings (201) positioned on the upper side and the lower side of the upper sieve plate (220) and the lower sieve plate (230).

5. The solid phase extraction column for facilitating filtration and extraction of claim 4, wherein: the limiting ring (201) is made of silica gel.

6. The solid phase extraction column for facilitating filtration and extraction of claim 4, wherein: the bottom of the filter head (200) is communicated with a liquid collecting hopper (240), and the bottom of the liquid collecting hopper (240) is communicated with a liquid outlet nozzle (241).

7. The solid phase extraction column for facilitating filtration and extraction of claim 6, wherein: the inside of spliced pole (430) is provided with the reposition of redundant personnel cavity, the bottom of spliced pole (430) is provided with hydrophobic board (440).

8. The solid phase extraction column for facilitating filtration and extraction of claim 7, wherein: the top of the cleaning head (400) is provided with a first water injection pipe (410) and a second water injection pipe (420) which are communicated with the diversion cavity.

9. The solid phase extraction column for facilitating filtration and extraction of claim 8, wherein: the side wall of the liquid inlet valve (300) is provided with a flow valve (330), and a water inlet of the liquid inlet valve (300) is communicated with a liquid inlet pipeline (320).

10. The solid phase extraction column for facilitating filtration and extraction according to claim 9, wherein: the water outlet of the liquid inlet valve (300) is communicated with a liquid outlet pipeline (310) communicated with the liquid inlet (101) of the pipe body (100).