CN113680411A

CN113680411A - Sampling containing assembly, sampling liquid transferring head and sampling filtering device

Info

Publication number: CN113680411A
Application number: CN202110978897.5A
Authority: CN
Inventors: 张康; 曹进涛; 刘志刚; 李冬; 贺贤汉
Original assignee: Hangzhou Bori Technology Co Ltd
Current assignee: Anhui Bori Biotechnology Co ltd
Priority date: 2021-08-25
Filing date: 2021-08-25
Publication date: 2021-11-23

Abstract

The utility model belongs to the technical field of the medical supplies technique and specifically relates to a sampling splendid attire subassembly, sampling pipetting head and sampling filter equipment are related to, and sampling splendid attire subassembly includes: sampling pipe fittings and filtering pipe fittings; the filtering pipe fitting is arranged in the sampling pipe fitting, and the filtering pipe fitting is detachably connected with the sampling pipe fitting; the filtering pipe fitting is formed with a filtering hole communicated with the inside of the sampling pipe fitting. Utilize this sampling splendid attire subassembly can filter the cotton velvet of large granule and area cotton swab sample, can not block up the check out test set etc. that moves liquid head and later stage and use that are used for absorbing the intraductal sample of sampling, guarantee going on smoothly of detection, improve automatic work efficiency and guarantee to move the liquid precision.

Description

Sampling containing assembly, sampling liquid transferring head and sampling filtering device

Technical Field

The application relates to the technical field of medical supplies, in particular to a sampling containing assembly, a sampling liquid transferring head and a sampling filtering device.

Background

At present, in the biomedical industry, in the sampling process, the particles are large or a sample with a cotton swab is easy to block a lotion gun head, so that the efficiency of automatic work and the precision of sample amount are influenced.

Disclosure of Invention

An object of this application provides a sampling splendid attire subassembly, sampling pipetting head and sampling filter equipment, has solved the sampling process that exists among the prior art to a certain extent, and the particle is bigger or take the sample of cotton swab to block up the lotion rifle head easily, has influenced the technical problem of the efficiency of automated work and the precision of sample volume.

The application provides a sampling splendid attire subassembly includes: sampling pipe fittings and filtering pipe fittings; the filtering pipe fitting is arranged in the sampling pipe fitting, and the filtering pipe fitting is detachably connected with the sampling pipe fitting;

the filtering pipe fitting is formed with a filtering hole communicated with the inside of the sampling pipe fitting.

In the above technical solution, further, the filtering pipe includes a main pipe body, a connecting flange portion, a connecting opening portion, and a filtering net; the filter screen is sleeved outside the main pipe body, a through hole is formed in the main pipe body, and the through hole and the filter screen positioned outside the through hole form the filter hole;

the connecting flanging part is connected with the opening end of the main pipe body; the connecting opening part is connected with the connecting flanging part and communicated with the main pipe body;

an installation space is formed between the connecting flanging part and the outer wall of the main pipe body, and the end part of the sampling pipe fitting is arranged in the installation space; the main pipe body is formed with the filtration pore.

In any of the above technical solutions, further, the end of the sampling tube is detachably connected to the inner wall of the connecting flange part through a screw thread.

In any one of the above technical solutions, further, the sampling containing assembly further includes a tube cover, and the tube cover is detachably connected to the connection opening portion through a thread.

In any of the above technical solutions, further, the outer wall of the connecting flange portion is provided with a non-slip portion.

In any one of the above technical solutions, further, the sampling containing assembly further includes a tube cover, and the tube cover is detachably connected with the sampling tube fitting through threads.

The application also provides a sampling splendid attire subassembly, includes: a pipetting member and a filtration member; wherein the filtering component is sleeved outside the liquid suction end of the liquid transferring component;

the filter member is formed with a filter hole communicating the outside and the liquid suction end.

The application still provides a sampling pipetting head, the imbibition end of pipetting the component is formed with the breach of intercommunication outside and imbibition mouth.

In the above technical solution, further, the notch is a concave opening along the height direction of the liquid-transferring member, and the number of the notches is plural, and the plural notches are arranged around the liquid-sucking port at intervals; or

The notch is an inclined opening forming an angle with the height direction of the pipetting member.

The application still provides a sampling filter equipment, includes above-mentioned any technical scheme sampling splendid attire subassembly, and/or sampling move one of liquid head, therefore, have this sampling splendid attire subassembly and/or sampling move all beneficial technological effects of liquid head, here, no longer describe repeatedly.

Compared with the prior art, the beneficial effect of this application is:

the application provides an among the sampling splendid attire subassembly, owing to add and to dismantle the filter tube spare of being connected with the sampling pipe spare, therefore during the use, can utilize sampling pipe spare splendid attire sample at first, then install filter tube spare in the sampling pipe spare again, the cotton velvet through filtering the hole in with the sampling pipe spare in too big granule and take the cotton swab sample filters, even get in the tiny sample just can enter into filter tube spare, be convenient for the later stage directly to take qualified sample from filter tube spare, guarantee the precision of sample volume, in addition, can not block up the detection equipment etc. that move the liquid head and later stage that are used for absorbing the interior sample of sampling pipe and use, guarantee going on smoothly of detection.

Drawings

In order to more clearly illustrate the detailed description of the present application or the technical solutions in the prior art, the drawings needed to be used in the detailed description of the present application or the prior art description will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is an exploded view of a sampling container assembly according to an embodiment of the present disclosure;

fig. 2 is a schematic view of an assembly structure of a sampling container assembly according to an embodiment of the present disclosure;

FIG. 3 is a cross-sectional view of a sampling container assembly according to one embodiment of the present disclosure;

FIG. 4 is an enlarged schematic view of FIG. 3 at A;

FIG. 5 is a schematic structural diagram of a filtering pipe according to an embodiment of the present disclosure;

FIG. 6 is a schematic view of another structure of a filtering pipe member according to an embodiment of the present disclosure;

fig. 7 is an exploded view of a sampling container assembly according to a second embodiment of the present disclosure;

fig. 8 is a schematic structural diagram of a filtering pipe provided in the second embodiment of the present application;

fig. 9 is a schematic structural diagram of a sampling pipetting head according to a third embodiment of the present application;

FIG. 10 is a partial cross-sectional view of a sampling pipetting head provided in accordance with a third embodiment of the present application;

fig. 11 is a schematic structural diagram of a sampling pipetting head according to a fourth embodiment of the present application;

FIG. 12 is an enlarged partial schematic view of the sampling pipetting head of FIG. 11;

FIG. 13 is a schematic view of another structure of a sampling pipetting head according to the fourth embodiment of the present application;

FIG. 14 is a schematic view of another structure of a sampling pipetting head according to the fourth embodiment of the present application;

fig. 15 is an enlarged structural view at B of fig. 14.

Reference numerals:

1-sample containing component, 11-sample pipe, 12-filter pipe, 121-main pipe, 122-connecting flanging part, 1221-installation space, 123-connecting opening part, 124-filter screen, 125-filter hole, 13-pipe cover, 131-anti-skid stripe, 2-sample pipetting head, 21-pipetting member, 22-filter member, 221-gap and 222-pipette port.

Detailed Description

The technical solutions of the present application will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are only some embodiments of the present application, but not all embodiments.

The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application.

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 application.

In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

A sample containment assembly 1, sample pipetting head 2, and sample filtration device according to some embodiments of the present application are described below with reference to fig. 1-15.

Example one

Referring to fig. 1-5, embodiments of the present application provide a sampling container assembly 1, comprising: a sampling pipe 11 and a filtering pipe 12; the filtering pipe fitting 12 is arranged in the sampling pipe fitting 11, and the filtering pipe fitting 12 is detachably connected with the sampling pipe fitting 11;

the filtering tube member 12 is formed with a filtering hole 125 communicating with the inside of the sampling tube member 11, wherein, preferably, as shown in fig. 3 and 5, the filtering tube member 12 has a structure of a tapered tube and is tapered from an open end toward a tube bottom.

It is thus clear that, owing to add and to have dismantled the filter tube spare 12 of being connected with sampling pipe spare 11, therefore during the use, can utilize 11 splendid attire samples of sampling pipe spare at first, then install filter tube spare 12 in sampling pipe spare 11 again, filter the cotton velvet of too big granule and area cotton swab sample in with sampling pipe spare 11 in through filtration hole 125 and filter, even get the tiny sample just can enter into filter tube spare 12 in, be convenient for the later stage directly to take qualified sample from filter tube spare 12 in, guarantee the precision of sample volume, in addition, can not block up the detection equipment etc. that move liquid head and later stage used for absorbing the interior sample of sampling pipe yet, guarantee to detect and can go on smoothly.

In this embodiment, preferably, as shown in fig. 3 to 6, the filtering tube member 12 includes a main tube body 121, a connection burring part 122, a connection opening part 123, and a filtering mesh 124; wherein, filter screen 124 cover is located the outside of being responsible for body 121, is responsible for body 121 and is formed with the through-hole, and the through-hole forms foretell filtration hole 125 with filter screen 124 that is located its outside, plays the effect of filtering the cotton velvet of large granule or area cotton swab sample.

The connecting flange part 122 is connected with the open end of the main tube body 121; connection opening 123 is connected to connection turn-up portion 122, and connection opening 123 communicates with main pipe 121;

an installation space 1221 is formed by the connection flange portion 122 and the outer wall of the main tube 121, and the end portion of the sampling tube 11 is disposed in the installation space 1221, so that the filtering tube 12 and the sampling tube 11 are assembled.

Preferably, as shown in fig. 4, the end of the sampling pipe 11 is detachably connected to the inner annular wall of the connecting flange 122 by a screw thread, so as to facilitate the installation and removal of the filtering pipe 12 and the sampling pipe 11. Of course, without being limited thereto, the end of the sampling tube 11 can be directly inserted into the installation space 1221 formed by the connecting flange 122 and the outer wall of the main tube 121, i.e. by using a plug-in connection, which is also a detachable connection.

Preferably, the connecting flange portion 122 has a first extension portion perpendicular to the height direction of the filter tube 12 and a second extension portion extending from the first extension portion along the height direction of the filter tube 12, and an inner wall of the second extension portion is formed with an internal thread, and an end of the sampling tube 11 is formed with an external thread matching the internal thread.

Preferably, as shown in fig. 6, the outer wall of the connecting flange part 122 is provided with an anti-slip part, where the anti-slip part is an anti-slip stripe 131, that is, the anti-slip part is convenient for an operator to hold without slipping, and specifically, the anti-slip stripe 131 includes a plurality of stripe-shaped protruding structures which are parallel to each other and extend along the height direction of the connecting flange part 122. However, not limited thereto, the slip prevention part may be a protrusion discretely formed on the outer wall of the connection cuff part 122.

In this embodiment, preferably, as shown in fig. 1 to 3, the sampling container assembly 1 further includes a tube cap 13, and the tube cap 13 is detachably connected to the connection opening portion 123 through a screw thread, so as to ensure the safety and reliability of the sample, avoid contamination from the outside, and ensure the accuracy of the test.

Wherein, preferably, the tube cover 13 has a structure of a circular cap opened toward the filter tube member 12, and the inner wall of the tube cover 13 is formed with an internal thread, and the connection opening portion 123 is formed with an external thread fitted with the internal thread of the tube cover 13.

Example two

Referring to fig. 7 and 8, an embodiment of the present application provides a sampling container assembly 1, comprising: a sampling pipe 11, a filtering pipe 12 and a pipe cover 13; wherein, the filtering pipe fitting 12 is arranged in the sampling pipe fitting 11; the open end of the filter tube member 12 is formed with an overlapping edge that overlaps the side wall of the open end of the sampling tube member 11.

The tube cap 13 is connected with the sampling tube 11 through a thread, specifically, an external thread is formed on the outer wall of the sampling tube 11, and an internal thread matched with the external thread is formed on the inner wall of the tube cap 13.

The filtering tube member 12 is formed with a filtering hole 125 communicating with the inside of the sampling tube member 11.

It can be seen that the same technical effect as the sampling container assembly 1 according to the first embodiment is achieved, and the difference is mainly that the sampling tube 11 and the filtering tube 12 are structurally redesigned.

EXAMPLE III

Referring to fig. 9 and 10, embodiments of the present application provide a sampling pipetting head 2 comprising: a liquid transfer member 21 and a filtration member 22; wherein, the filtering component 22 is sleeved outside the liquid suction end of the liquid suction component 21;

the filter member 22 is formed with a filter hole 125 communicating the outside and the liquid suction end.

It can be seen that, because the filter member 22 is additionally arranged, overlarge particles and cotton velvet with a cotton swab sample can be filtered, the liquid transfer member 21 cannot be blocked, and the automatic working efficiency and the liquid transfer precision are ensured.

Wherein, preferably, the pipetting member 21 comprises a main tube portion and a frustum-shaped head tube portion connected.

Wherein, preferably, the filter member 22 comprises a sleeve part and an avoiding shell part which are connected; wherein, the sleeve cylinder part is gradually reduced towards the avoiding shell part, so that the sleeve cylinder part and the frustum-shaped head pipe part of the liquid transferring component 21 are assembled more tightly; the avoidance housing portion has a frustum-shaped housing structure, and avoids and touches the front end of the liquid transfer member 21.

Example four

Referring to fig. 11 to 13, the present embodiment provides a sampling pipetting head 2 in which the liquid-absorbing end of the pipetting member 21 is formed with a notch 221 communicating the outside with the liquid-absorbing port 222, and serves to prevent clogging of the sampling pipetting head 2.

As shown in fig. 13, the notches 221 are preferably openings recessed in the height direction of the pipetting member 21, and the number of notches 221 is preferably plural and plural are provided at intervals around the liquid suction port 222. It can be seen that even when the large particle or swab of the sample with the swab blocks the front end of the liquid suction port 222, the sample can still be sucked from the lateral notch 221, so that the automatic working efficiency is improved, and the liquid transfer accuracy is ensured.

Of course, the notch 221 is not limited to this, and as shown in fig. 14 and 15, the notch 221 is an inclined opening that forms an angle with the height direction of the pipetting member 21, and also serves to prevent the sampling pipetting head 2 from being clogged.

Among them, it is preferable that the liquid transfer member 21 includes a main pipe portion and a frustum-shaped head pipe portion connected to each other, and the frustum-shaped head pipe portion is formed with the above-mentioned notch 221.

EXAMPLE five

The embodiment of the present application further provides a sampling and filtering device, which includes the sampling and containing assembly 1 described in the first embodiment or the second embodiment, and/or the sampling and pipetting head 2 described in the third embodiment or the fourth embodiment, and therefore, all the beneficial technical effects of the sampling and containing assembly 1 and/or the sampling and pipetting head 2 are achieved, and details are not repeated herein.

In the detection process, firstly, a sample is placed in the sampling containing component 1, then the sample in the sampling containing component 1 is sucked by the sampling pipetting head 2, and the sample is transferred into the detection equipment. It can be seen that, all set up in sampling splendid attire subassembly 1 and the sampling moves liquid head 2 and filter, prevent the structure that blocks, promote automatic work efficiency to the precision of sample volume is absorb in the assurance, thereby guarantees the accuracy of testing result.

Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application.

Claims

1. A sampling container assembly, comprising: sampling pipe fittings and filtering pipe fittings; the filtering pipe fitting is arranged in the sampling pipe fitting, and the filtering pipe fitting is detachably connected with the sampling pipe fitting;

2. The sample holding assembly according to claim 1, wherein the filter tube comprises a main tube body, a connecting flange portion, a connecting opening portion, and a filter net; the filter screen is sleeved outside the main pipe body, a through hole is formed in the main pipe body, and the through hole and the filter screen positioned outside the through hole form the filter hole;

3. The sample holding assembly of claim 2, wherein the end of the sample tube is removably attached to the inner wall of the attachment flange by threads.

4. The sample holding assembly of claim 2, further comprising a cap, wherein the cap is removably connected to the connection opening by a screw thread.

5. A sample holding assembly according to claim 4, wherein the outer wall of the connecting flange portion is provided with a non-slip portion.

6. The sample holding assembly of claim 1, further comprising a cap, wherein the cap is removably connected to the sample tube by threads.

7. A sampling pipetting head comprising: a pipetting member and a filtration member; wherein the filtering component is sleeved outside the liquid suction end of the liquid transferring component;

8. The sampling pipetting head of claim 7 wherein the pipetting tip of the pipetting member is formed with a notch communicating the exterior with the pipetting orifice.

9. The sampling pipetting head of claim 8, wherein the notches are concave openings along the height direction of the pipetting member, and the number of the notches is plural, and the plural are arranged at intervals around the pipetting port; or

10. A sample filtration device comprising a sample containment assembly according to any one of claims 1 to 6 and/or a sample pipetting head according to any one of claims 7 to 9.