CN212357236U - Convenient efficient flow cytometer cell filter - Google Patents

Abstract

The utility model relates to the technical field of medical equipment, and a convenient efficient flow cytometer cell filter is disclosed, including first cavity, first cavity top intercommunication has into the pipe, advances a tub right-hand member fixed mounting and has the cotton rope, and the other end fixed mounting of cotton rope has into the pipe lid, the equal fixed mounting in first cavity inner chamber left and right sides has filter screen base, two the standing groove has all been seted up to the relative one side of filter screen base, two the inside recess that is located the standing groove top and is linked together with the standing groove of all having seted up of filter screen base. This convenient efficient flow cytometer cell filter possesses that filter speed is fast and be convenient for clear up the filter screen or the advantage of changing, has solved current cell filter and mostly relies on gravity will filter, and filter speed is slower, uses inconveniently, simultaneously in the filtering process owing to the piling up of holding back cell and impurity, causes the filter screen to block up easily to influence the problem of filter effect.

Description

Convenient efficient flow cytometer cell filter

Technical Field

The utility model relates to the technical field of medical equipment, specifically be a convenient efficient flow cytometer cell filter.

Background

Flow cytometers are devices for the automated analysis and sorting of cells which rapidly measure, store and display a range of important biophysical, biochemical characteristic parameters of dispersed cells suspended in a liquid, and can sort out specified cell subsets according to preselected parameter ranges, most flow cytometers being zero resolution instruments which can only measure one cell for such things as total nucleic acid, total protein, etc.

Most of the existing cell filters rely on gravity to filter, the filtering speed is slow, the use is inconvenient, and meanwhile, due to the accumulation of trapped cells and impurities, the filter screen is easy to block in the filtering process, so that the filtering effect is influenced, and a convenient and efficient flow cytometer cell filter is provided to solve the problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a convenient efficient flow cytometer cell filter possesses the filter speed fast and is convenient for clear up or the advantage of changing the filter screen, has solved current cell filter and mostly has all relied on gravity to filter, and filter speed is slower, uses inconveniently, simultaneously in the filtering process owing to hold back piling up of cell and impurity, causes the filter screen to block up easily to influence the problem of filter effect.

(II) technical scheme

For the purpose that realizes that above-mentioned filter speed is fast and can be convenient for to its filter screen clearance or change, the utility model provides a following technical scheme: a convenient and efficient flow cytometer cell filter comprises a first cavity, wherein the top end of the first cavity is communicated with an inlet pipe, the right end of the inlet pipe is fixedly provided with a thread rope, the other end of the thread rope is fixedly provided with an inlet pipe cover, the left side and the right side of the inner cavity of the first cavity are both fixedly provided with filter screen bases, one opposite sides of the two filter screen bases are both provided with a placing groove, the two filter screen bases are both internally provided with a groove which is positioned above the placing groove and is communicated with the placing groove, a filter screen is movably arranged between the two opposite sides of the placing grooves, the top wall in each groove is fixedly provided with two springs, the other ends of the two springs are both fixedly connected with a limiting pin, the bottom end of the limiting pin is clamped with the top end of the filter screen, the top end of the limiting pin is fixedly provided with a push rod which is positioned between the, the pressure pump is characterized in that a second cavity is fixedly mounted at the bottom end of the first cavity, a first pipeline communicated with the second cavity is communicated with the bottom end of the first cavity, a second pipeline communicated with the second cavity is fixedly mounted at the right end of the second cavity, a pressure pump is fixedly mounted at the other end of the second pipeline, a third pipeline communicated with the second cavity is fixedly mounted at the bottom end of the second cavity, and a valve is fixedly mounted at the other end of the third pipeline.

Preferably, advance a tub outside and be provided with the external screw thread, and advance inside being provided with of tube cap and external screw thread assorted internal thread.

Preferably, the top end of the filter screen is provided with a rectangular groove, and a limit pin is inserted in the rectangular groove.

Preferably, a pressure pump base is arranged outside the pressure pump and fixedly connected to the right end of the second cavity through a bolt.

Preferably, the joints of the second pipeline and the third pipeline with the second cavity are provided with sealing rings.

Preferably, the top of the push rod is fixedly provided with a handle, a protective sleeve is arranged outside the handle, and a plurality of anti-skidding patterns are arranged outside the protective sleeve.

(III) advantageous effects

Compared with the prior art, the utility model provides a convenient efficient flow cytometer cell filter possesses following beneficial effect:

the convenient and efficient flow cytometer cell filter pours prepared cell suspension liquid into the first cavity through the inlet pipe, the pressure pump is started, the pressure pump enables the pressure inside the second cavity to be smaller than the pressure of the first cavity, cell suspension on the filter screen can rapidly penetrate through the filter screen under the action of air pressure, the cell suspension liquid enters the second cavity through the first pipeline, the filtration of the cell suspension liquid can be rapidly completed, meanwhile, the flow of the filtered cell suspension liquid can be controlled by matching with the use of the third pipeline and the valve, the waste is avoided, the push rod can be upwards lifted by matching with the use of the push rod, the spring and the limiting pin, the filter screen can be separated from the inside of the filter screen base, the filter screen can be taken out by forwards pumping, the filter screen can be conveniently replaced and cleaned, the filter screen can be connected to the outside of the inlet pipe through the inlet pipe cover after the use is finished, the dustproof effect is achieved, and the pollution of the cell suspension liquid caused by dust entering the, possess the advantage that filter speed is fast and be convenient for clear up or change the filter screen.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged view of a portion a in fig. 1 according to the present invention.

In the figure: the device comprises a first cavity 1, a pipe 2, a rope 3, a pipe 4, a pipe cover 5, a filter screen base 5, a placing groove 6, a groove 7, a spring 8, a filter screen 9, a limiting pin 10, a second cavity 11, a first pipeline 12, a second pipeline 13, a pressure pump 14, a third pipeline 15, a valve 16 and a push rod 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, a convenient and efficient flow cytometer cell filter comprises a first cavity 1, a feed tube 2 is communicated with the top end of the first cavity 1, an external thread is arranged outside the feed tube 2, an internal thread matched with the external thread is arranged inside a feed tube cover 4, a cord 3 is fixedly arranged at the right end of the feed tube 2, a feed tube cover 4 is fixedly arranged at the other end of the cord 3, filter screen bases 5 are fixedly arranged at the left and right sides of the inner cavity of the first cavity 1, placing grooves 6 are arranged at the opposite sides of the two filter screen bases 5, grooves 7 which are positioned above the placing grooves 6 and communicated with the placing grooves 6 are arranged inside the two filter screen bases 5, a filter screen 9 is movably arranged between the opposite sides of the two placing grooves 6, a rectangular groove is arranged at the top end of the filter screen 9, a limit pin 10 is inserted inside the rectangular groove, and two springs 8 are fixedly arranged, the other ends of the two springs 8 are fixedly connected with a limiting pin 10, the bottom end of the limiting pin 10 is connected with the top end of a filter screen 9 in a clamping manner, a push rod 17 which is positioned between the opposite sides of the two springs 8 and one end of which penetrates through and extends to the top end of a filter screen base 5 is fixedly installed at the top end of the limiting pin 10, a handle is fixedly installed at the top end of the push rod 17, a protective sleeve is arranged outside the handle, a plurality of anti-skidding sculptures are arranged outside the protective sleeve, a second cavity 11 is fixedly installed at the bottom end of the first cavity 1, a first pipeline 12 communicated with the second cavity 11 is communicated with the bottom end of the first cavity 1, a second pipeline 13 communicated with the second cavity 11 is fixedly installed at the right end of the second cavity 11, a pressure pump 14 is fixedly installed at the other end of the second pipeline 13, the type of the pressure pump 2200 is XGB-type, a pressure pump base is, a third pipeline 15 communicated with the second cavity 11 is fixedly installed at the bottom end of the second cavity 11, sealing rings are arranged at the joints of the second pipeline 13, the third pipeline 15 and the second cavity 11, and a valve 16 is fixedly installed at the other end of the third pipeline 15.

To sum up, the convenient and efficient flow cytometer cell filter pours the prepared cell suspension into the first cavity 1 through the inlet tube 2, the pressure pump 14 is started, the pressure pump 14 makes the pressure inside the second cavity 11 smaller than the pressure inside the first cavity 1, the cell suspension on the filter screen 9 can rapidly pass through the filter screen 9 under the action of air pressure, and enters the second cavity 11 through the first pipeline 12, so as to rapidly complete the filtration of the cell suspension, meanwhile, the flow of the filtered cell suspension can be controlled by matching with the use of the third pipeline 15 and the valve 16, so as to avoid waste, the push rod 17 can be lifted upwards by matching with the use of the push rod 17, the spring 8 and the limit pin 10, so as to separate the filter screen 9 from the inside of the filter screen base 5, the filter screen 9 can be taken out by being drawn forwards, so that the filter screen 9 can be conveniently replaced and cleaned, and can be connected to the outside of the inlet tube 2 through the inlet tube cover 4 after use, have dirt-proof effect, avoid getting into the inside pollution that causes the cell suspension of first cavity because of the dust, possess the filter speed fast and be convenient for clear up or the advantage of changing the filter screen, solved current cell filter and mostly rely on gravity will filter, filter speed is slower, it is inconvenient to use, simultaneously in the filtering process owing to the piling up of holding back cell and impurity, cause the filter screen to block up easily to influence the problem of filter effect.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A convenient and efficient flow cytometer cell filter comprising a first chamber (1), characterized in that: the top end of the first cavity (1) is communicated with an inlet pipe (2), the right end of the inlet pipe (2) is fixedly provided with a thread rope (3), the other end of the thread rope (3) is fixedly provided with an inlet pipe cover (4), the left side and the right side of the inner cavity of the first cavity (1) are both fixedly provided with filter screen bases (5), one opposite side of each of the two filter screen bases (5) is provided with a placing groove (6), the insides of the two filter screen bases (5) are both provided with a groove (7) which is positioned above the placing groove (6) and communicated with the placing groove (6), a filter screen (9) is movably arranged between the opposite sides of the two placing grooves (6), the top wall of the inner cavity of a single groove (7) is fixedly provided with two springs (8), the other ends of the two springs (8) are both fixedly connected with a limiting pin (10), and the bottom end of the limiting pin (10, spacing pin (10) top fixed mounting has and is located two between the relative one side of spring (8) and one end run through and extend to push rod (17) on filter screen base (5) top, first cavity (1) bottom fixed mounting has second cavity (11), and first cavity (1) bottom intercommunication has first pipeline (12) that are linked together with second cavity (11), second cavity (11) right-hand member fixed mounting has second pipeline (13) that are linked together with second cavity (11), and the other end fixed mounting of second pipeline (13) has pressure pump (14), and second cavity (11) bottom fixed mounting has third pipeline (15) that are linked together with second cavity (11), and the other end fixed mounting of third pipeline (15) has valve (16).

2. A convenient and efficient flow cytometer cell filter as described in claim 1, wherein: the outer part of the inlet pipe (2) is provided with an external thread, and the inner part of the inlet pipe cover (4) is provided with an internal thread matched with the external thread.

3. A convenient and efficient flow cytometer cell filter as described in claim 1, wherein: the top end of the filter screen (9) is provided with a rectangular groove, and a limit pin (10) is inserted in the rectangular groove.

4. A convenient and efficient flow cytometer cell filter as described in claim 1, wherein: and a pressure pump base is arranged outside the pressure pump (14) and fixedly connected to the right end of the second cavity (11) through a bolt.

5. A convenient and efficient flow cytometer cell filter as described in claim 1, wherein: and sealing rings are arranged at the joints of the second pipeline (13), the third pipeline (15) and the second cavity (11).

6. A convenient and efficient flow cytometer cell filter as described in claim 1, wherein: the handle is fixedly mounted at the top of the push rod (17), the protective sleeve is arranged outside the handle, and a plurality of anti-skidding patterns are arranged outside the protective sleeve.

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