CN216024143U - Ultrafilter tube for development of immunodiagnostic reagent - Google Patents

Abstract

The utility model discloses an ultrafiltration tube for development of an immunodiagnostic reagent, which comprises a tube body, wherein a filter element is arranged in an inner cavity of the tube body, the top of the right side of the tube body is fixedly connected with a connecting strip, one end of the connecting strip is fixedly connected with a tube cover, the bottom of the tube body is in threaded connection with a collecting tube, the top of the inner cavity of the tube body is fixedly connected with a limiting plate, and the bottom of the filter element extends to the bottom of the limiting plate. According to the utility model, the concentrated solution is conveniently taken out by arranging the pipe body in threaded connection with the collecting pipe, the filter element can be buffered by arranging the buffer pad, the spring, the annular ring and the connecting rod, the phenomenon of shaking during high-speed centrifugation is avoided, the service life of the device is prolonged, the structure has the advantages of convenience in liquid taking and good stability, the problems of inconvenience in liquid taking and poor stability of the existing ultrafiltration pipe are solved, and the use requirements of users can be better met.

Description

Ultrafilter tube for development of immunodiagnostic reagent

Technical Field

The utility model relates to the technical field of ultrafiltration tubes, in particular to an ultrafiltration tube for developing immunodiagnostic reagents.

Background

The ultrafiltration centrifugal tube is provided with ultrafiltration membranes made of four materials: polyether sulfone, cellulose triacetate, regenerated cellulose and Hydrosart, which can be flexibly selected according to different requirements; two methods for recovering the concentrate: both available straw is directly absorb and retrieve, can put into centrifuge anti-back with centrifuge tube again and get rid of, get rid of the concentrate and retrieve the cap in, it keeps to add the lid, these two kinds of methods all can make the concentrate reach and be close to retrieving completely, current ultrafiltration tube is after high-speed centrifugation is accomplished, the concentrate is finally preserved in the bottom of ultrafiltration tube, because the degree of depth of ultrafiltration tube is great, it is inconvenient to lead to the concentrate to take out, need open the lid and take out the filter, then use dedicated pipette to take out the concentrate, it is comparatively loaded down with trivial details and time to operate, lead to the concentrate can't take out immediately, can not reach the ideal recovery, influence the concentrate and detect the accuracy, and the filter of current ultrafiltration tube lacks stable stop gear, rock easily at high-speed centrifugation, lead to the life of filter to fall the end.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the prior art, the utility model aims to provide the ultrafiltration tube for developing the immunodiagnostic reagent, which has the advantages of convenience in liquid taking and better stability, and solves the problems of inconvenience in liquid taking and poor stability of the conventional ultrafiltration tube.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an immunodiagnosis reagent development is with ultra-filtration pipe, includes the body, the inner chamber of body is provided with the filter core, the top fixedly connected with connecting strip on body right side, the one end fixedly connected with tube cap of connecting strip, the bottom threaded connection of body has the collecting pipe, the top fixedly connected with limiting plate of body inner chamber, the bottom of filter core extends to the bottom of limiting plate, the bottom of body inner chamber is the even fixedly connected with connecting rod of annular, the one end fixedly connected with ring that the connecting rod is close to mutually, the cavity has evenly been seted up to the internal surface of ring, one side fixedly connected with spring that the cavity was kept away from mutually, the one end fixedly connected with blotter that the spring is close to mutually, the bottom of filter core extends to the bottom of blotter.

Preferably, the cushion pad is designed in a ring shape, and the diameter of the bottom port of the cushion pad is smaller than that of the top port of the cushion pad.

Preferably, the top of the inner cavity of the tube cover is fixedly connected with a first sealing gasket, and the inner surface of the first sealing gasket is in sliding connection with the outer surface of the filter element.

Preferably, the equal fixedly connected with lug in the left and right sides at first sealed pad inner chamber top, the recess has all been seted up to the left and right sides at filter core top, the surface of lug is pegged graft with the internal surface of recess.

Preferably, the equal fixedly connected with stopper in the left and right sides of tube cap inner chamber, the spacing groove has all been seted up at the top of body left and right sides, the surface of stopper and the internal surface lock joint in spacing groove.

Preferably, a second sealing gasket is embedded at the joint of the pipe body and the collecting pipe, and the thickness of the second sealing gasket is one millimeter.

Preferably, the number of the springs is not less than ten and is divided in an annular shape on the inner surface of the annular ring.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the concentrated solution is conveniently taken out by arranging the pipe body in threaded connection with the collecting pipe, the filter element can be buffered by arranging the buffer pad, the spring, the annular ring and the connecting rod, the phenomenon of shaking during high-speed centrifugation is avoided, the service life of the device is prolonged, the structure has the advantages of convenience in liquid taking and good stability, the problems of inconvenience in liquid taking and poor stability of the existing ultrafiltration pipe are solved, and the use requirements of users can be better met.

Drawings

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

FIG. 2 is a front sectional view of the tube structure of the present invention;

FIG. 3 is an enlarged view of the structure of FIG. 2 at a;

FIG. 4 is a perspective view of the cushion structure of the present invention.

In the figure: 1. a pipe body; 2. a filter element; 3. a connecting strip; 4. a tube cover; 5. a collection pipe; 6. a limiting plate; 7. a connecting rod; 8. an annular ring; 9. a cavity; 10. a spring; 11. a cushion pad; 12. a first gasket; 13. a bump; 14. a groove; 15. a limiting block; 16. a limiting groove; 17. a second gasket.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, an ultrafiltration tube for development of immunodiagnostic reagents comprises a tube body 1, a filter element 2 is arranged in an inner cavity of the tube body 1, a connecting strip 3 is fixedly connected to the top of the right side of the tube body 1, a tube cover 4 is fixedly connected to one end of the connecting strip 3, a collecting tube 5 is in threaded connection with the bottom of the tube body 1, a limiting plate 6 is fixedly connected to the top of the inner cavity of the tube body 1, the bottom of the filter element 2 extends to the bottom of the limiting plate 6, a connecting rod 7 is uniformly and annularly and fixedly connected to the bottom of the inner cavity of the tube body 1, an annular ring 8 is fixedly connected to the end, close to the connecting rod 7, of the annular ring 8, a cavity 9 is uniformly formed in the inner surface of the annular ring 8, a spring 10 is fixedly connected to the side, far away from the inner cavity of the cavity 9, a cushion 11 is fixedly connected to the end, a cushion 11 is fixedly connected to the bottom of the filter element 2, and the collecting tube 5 is in threaded connection with the tube through the tube body 1, convenient take out the concentrate, through setting up blotter 11, spring 10, annular ring 8 and connecting rod 7, can cushion filter core 2, avoided appearing the phenomenon of rocking when high-speed centrifugation, improved the device's life.

Specifically, the annular design is made to blotter 11, and the diameter of the bottom port of blotter 11 is less than the diameter of its top port, through setting up blotter 11, has made things convenient for and has cushioned filter core 2.

Specifically, the top of the inner cavity of the tube cover 4 is fixedly connected with a first sealing gasket 12, the inner surface of the first sealing gasket 12 is connected with the outer surface of the filter element 2 in a sliding manner, and the first sealing gasket 12 is arranged, so that the top of the filter element 2 is conveniently sealed.

Specifically, the equal fixedly connected with lug 13 in the left and right sides at first sealed 12 inner chamber tops of pad, recess 14 has all been seted up to the left and right sides at 2 tops of filter core, and lug 13's surface is pegged graft with recess 14's internal surface, through setting up lug 13 and recess 14, avoids first sealed pad 12 the phenomenon of skew to appear.

Specifically, the equal fixedly connected with stopper 15 in the left and right sides of 4 inner chambers of tube cap, spacing groove 16 has all been seted up at the top of the 1 left and right sides of body, and stopper 15's surface and spacing groove 16's internal surface lock joint are through setting up stopper 15 and recess 14, carry on spacingly to tube cap 4, avoid its phenomenon that drops to appear.

Specifically, the junction of body 1 and collecting pipe 5 inlays and is equipped with the sealed 17 of second, and the sealed 17 thickness of second is a millimeter, through setting up the sealed 17 of second, has made things convenient for the junction of body 1 and collecting pipe 5 to seal.

In particular, the number of springs 10 is not less than ten and is annularly distributed on the inner surface of the annular ring 8.

During the use, when carrying out high-speed centrifugation to the ultrafiltration pipe, cushion 11 through spring 10, it is spacing to cushion 11 through annular ring 8 and connecting rod 7, avoid its phenomenon that the skew appears, also cushion filter core 2 simultaneously, avoid filter core 2 to appear rocking the higher phenomenon of frequency, the spoilage of filter has been reduced, after high-speed centrifugation is accomplished, rotate collecting pipe 5, make collecting pipe 5 and body 1 separation, take out can to the concentrate, through setting up above structure, it conveniently gets liquid to have possessed, and the better advantage of stability, it has inconvenient liquid of getting to have solved current ultrafiltration pipe, and the relatively poor problem of stability, thereby can be better satisfy user's user demand.

The standard parts used in the present application document can be purchased from the market, and can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts the conventional means of mature bolt, rivet, welding and the like in the prior art, the machines, parts and equipment adopt the conventional models in the prior art, the control mode is automatically controlled by a controller, the control circuit of the controller can be realized by simple programming of technicians in the field, the control circuit belongs to the common knowledge in the field, and the present application document is mainly used for protecting mechanical devices, so the control mode and the circuit connection are not explained in detail in the present application.

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 an … …" does not exclude the presence of other identical elements 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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides an immunodiagnostic reagent development uses ultrafiltration tube, includes body (1), its characterized in that: the inner cavity of the pipe body (1) is provided with a filter element (2), the top on the right side of the pipe body (1) is fixedly connected with a connecting strip (3), one end of the connecting strip (3) is fixedly connected with a pipe cover (4), the bottom of the pipe body (1) is in threaded connection with a collecting pipe (5), the top of the inner cavity of the pipe body (1) is fixedly connected with a limiting plate (6), the bottom of the filter element (2) extends to the bottom of the limiting plate (6), the bottom of the inner cavity of the pipe body (1) is in an annular shape and is uniformly and fixedly connected with a connecting rod (7), one end of the connecting rod (7) close to the annular ring (8) is fixedly connected with an annular ring (8), the inner surface of the annular ring (8) is uniformly provided with a cavity (9), one side of the inner cavity of the cavity (9) is far away from the spring (10), and one end of the spring (10) close to the cushion pad (11), the bottom of the filter element (2) extends to the bottom of the buffer pad (11).

2. The ultrafiltration tube for development of an immunodiagnostic reagent of claim 1, wherein: the buffer pad (11) is designed in an annular shape, and the diameter of the bottom port of the buffer pad (11) is smaller than that of the top port of the buffer pad.

3. The ultrafiltration tube for development of an immunodiagnostic reagent of claim 1, wherein: the top fixedly connected with first sealed pad (12) of tube cap (4) inner chamber, the internal surface of first sealed pad (12) and the surface sliding connection of filter core (2).

4. The ultrafiltration tube for development of an immunodiagnostic reagent of claim 3, wherein: the equal fixedly connected with lug (13) of the left and right sides at first sealed pad (12) inner chamber top, recess (14) have all been seted up to the left and right sides at filter core (2) top, the surface of lug (13) is pegged graft with the internal surface of recess (14).

5. The ultrafiltration tube for development of an immunodiagnostic reagent of claim 1, wherein: the equal fixedly connected with stopper (15) of the left and right sides of tube cap (4) inner chamber, spacing groove (16) have all been seted up at the top of body (1) left and right sides, the surface of stopper (15) and the interior surface lock joint of spacing groove (16).

6. The ultrafiltration tube for development of an immunodiagnostic reagent of claim 1, wherein: the junction of body (1) and collecting pipe (5) inlays and is equipped with second sealed pad (17), the thickness of second sealed pad (17) is one millimeter.

7. The ultrafiltration tube for development of an immunodiagnostic reagent of claim 1, wherein: the number of the springs (10) is not less than ten, and the springs are distributed on the inner surface of the annular ring (8) in an annular shape.

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