CN214749789U

CN214749789U - Rapid detection reagent tube

Info

Publication number: CN214749789U
Application number: CN202120669575.8U
Authority: CN
Inventors: 杨海霞; 周波; 付亚成; 刘丽霞
Original assignee: Kefu Medical Technology Co ltd
Current assignee: Kefu Medical Technology Co ltd
Priority date: 2021-04-01
Filing date: 2021-04-01
Publication date: 2021-11-16
Anticipated expiration: 2031-04-01

Abstract

The utility model relates to a rapid detection reagent tube, which comprises an upper tube cover, a tube body and a lower tube cover, wherein the upper end of the tube body is opened and can be detachably connected and sealed with the upper tube cover, a test paper groove is arranged on the outer wall of the tube body, a detection test paper is fixed in the test paper groove, a separation plate for dividing the tube body into an upper part and a lower part is arranged in the tube body, a containing space for containing a liquid sample is arranged above the separation plate, and a sample inlet hole is arranged on the separation plate; the lower surface of the partition plate is connected with a spiral pipe extending downwards, the inner wall of the spiral pipe is provided with internal threads, and the inner space of the spiral pipe is communicated with the sample inlet hole; the lower end of the tube body is provided with a lower end opening, the lower tube cover comprises a screw rod which protrudes upwards and is assembled into the solenoid from the lower end opening and seals the sample inlet hole, and the screw rod is provided with external threads matched with the internal threads of the solenoid; one side of the spiral pipe is communicated with the test paper groove through a hollow conduit. The utility model discloses a short-term test reagent pipe combines test paper and reagent pipe as an organic whole, has saved operating procedure, has reduced the pollution possibility.

Description

Rapid detection reagent tube

Technical Field

The utility model relates to an external diagnosis detection device technical field, in particular to short-term test reagent pipe.

Background

The new crown antigen detection kit in the current market mainly comprises the following components: a sterile swab, a sample tube, a liquid sample, and a test card. The general operation process is as follows: adding a liquid sample into a sample tube, sampling by using a sterile swab, putting the sterile swab into the sample tube, rotating and stirring, covering a tube cap, finally, dripping the liquid into a sample adding hole of a detection card by using the sample tube, and waiting for time to read a result. The kit has more accessories contained/required for completing detection, the operation steps in the detection process are more complicated, and samples are exposed in the external environment in the detection process, so that the detection is inconvenient, the working efficiency is low, and the pollution is easily caused.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model provides a short-term test reagent pipe, it can omit the part operating procedure of current kit, improves detection achievement efficiency, and can avoid polluting.

The utility model adopts the technical scheme as follows:

a rapid detection reagent tube comprises an upper tube cover, a tube body and a lower tube cover, wherein the upper end of the tube body is opened and is detachably connected and sealed with the upper tube cover, a test paper groove is formed in the outer wall of the tube body, detection test paper is fixed in the test paper groove, a partition plate for dividing the tube body into an upper part and a lower part is arranged in the tube body, a containing space for containing a liquid sample is formed above the partition plate and is defined by the partition plate, the inner wall of the upper part of the tube body and the upper tube cover, and a sample inlet hole is formed in the partition plate; the lower surface of the partition plate is connected with a spiral pipe extending downwards, the inner wall of the spiral pipe is provided with internal threads, and the inner space of the spiral pipe is communicated with the sample inlet hole; the lower end of the tube body is provided with a lower end opening, the lower tube cover comprises a screw rod which protrudes upwards and is assembled into the solenoid from the lower end opening and seals the sample inlet hole, and the screw rod is provided with external threads matched with the internal threads of the solenoid; one side of the spiral pipe is communicated with the test paper groove through a hollow conduit.

In a preferred embodiment, the coil is integrally formed with the partition plate.

In a preferred embodiment, the diameter of the sampling hole is smaller than that of the coil; an annular groove is also arranged between the peripheral wall of the sample inlet hole and the inner wall of the solenoid; the periphery of the top end of the screw rod is provided with a convex ring which protrudes upwards; when the screw rod rotates to enter the screw tube, the convex ring is positioned in the annular groove and the convex ring and the annular groove are tightly matched.

In a preferred embodiment, the lower tube cover comprises a bottom plate and an annular side wall connected to the periphery of the bottom plate, wherein the annular side wall surrounds the periphery of the lower part of the tube body; the screw rod extends upwards from the middle part of the upper surface of the bottom plate integrally; the sampling hole is arranged in the center of the partition plate.

In a preferred embodiment, the annular sidewall is transparent.

In a preferred embodiment, the top end of the annular side wall is lower than the bottom ends of the guide pipe and the test paper groove; the conduit is a transparent conduit; the tube body is a transparent tube body.

Optionally, the annular side wall is in threaded connection with the lower end outer wall of the tube body.

Preferably, the lower end of the test paper groove is lower than the guide pipe, and the 1/4 length of the test paper groove along the up-down direction is lower than the partition plate; the sample adding end of the detection test paper is close to the end part of the conduit; still the lock is connected with the test paper apron on the test paper recess, and the bottom of test paper apron is higher than the division board.

In a preferred embodiment, the test paper cover plate is provided with a vent hole and an observation window, and the vent hole is positioned at the upper end of the test paper cover plate.

Further, the conduit is horizontally arranged; or the connecting end of the conduit and the solenoid is higher than the connecting end of the conduit and the test paper groove.

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

the utility model discloses a quick detect reagent pipe, set up the test paper recess through the outer wall at the body, combine test paper and reagent pipe body as an organic whole, and with separating into upper portion and lower part in the body, wherein upper portion is used for holding liquid sample, and the lower part is then through the sample inlet hole on the division board, the screwed pipe, the screw rod that the low tube was covered realizes sealing and opening the upper portion space, and by pipe intercommunication screwed pipe and test paper recess, make liquid sample's reaction and test paper's application of sample, the detection goes on same reagent pipe. The structure integrates the original detection card, the original sample tube and the original liquid sample into the detection reagent tube, saves operation steps, does not need a matched instrument, is more convenient for detection personnel to operate, and ensures that the detection process is simpler and smoother; and the sample adding step of the detection test paper is realized in the reagent tube through the communication of the guide tube, so that the sample to be detected can not contact with the external environment, and the possibility of pollution is reduced to a great extent. The rapid detection reagent tube can be used as an effective supplementary means for preventing and controlling new crown epidemic situation at present.

Drawings

The foregoing and other objects, features and advantages of the invention will be apparent from the following more particular description of preferred embodiments of the invention, as illustrated in the accompanying drawings. Like reference numerals refer to like parts throughout the drawings, and the drawings are not intended to be drawn to scale in actual dimensions, emphasis instead being placed upon illustrating the principles of the invention.

FIG. 1 is a schematic structural view of the rapid detection reagent tube of the present invention;

FIG. 2 is a schematic cross-sectional view of a rapid test reagent tube according to the present invention;

FIG. 3 is a partial schematic view showing the connection relationship between the partition plate, the spiral tube, the screw rod, the guide tube and the test paper groove of the rapid detection reagent tube of the present invention;

fig. 4 is the cross-sectional schematic view of the partition board, the screw tube and the screw rod of the rapid detection reagent tube of the present invention.

Description of reference numerals: 1. a pipe cover is arranged; 10. a test paper groove; 11. a containing space; 2. a pipe body; 3. a lower pipe cover; 30. a screw; 31. a convex ring; 32. a base plate; 33. an annular sidewall; 4. detecting test paper; 5. a partition plate; 50. a sample inlet hole; 51. an annular groove; 6. a solenoid; 7. a conduit; 8. a test paper cover plate; 80. air holes are formed; 81. and (4) an observation window.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings.

It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element and be integral therewith, or intervening elements may also be present. The terms "mounted," "one end," "the other end," and the like are used herein for illustrative purposes only. The terms "upper", "lower", "horizontal", "vertical", and the like indicate orientations or positional relationships based on directions or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have the specified orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 4, the utility model discloses a rapid detection reagent tube, including upper tube cap 1, body 2 and lower tube cap 3.

The upper and lower ends of the tubular body 2 in the preferred embodiment are open. Be equipped with the screw thread in the upper cover 1, can dismantle with the upper end of body 2 through this screw thread and be connected to the realization is opened and is sealed upper end open-ended. The upper cover 1 can also be connected with the upper end of the tube body 2 by means of snap fit/interference fit, etc., and the utility model is not limited thereto.

For saving accessory and operation process, the utility model discloses be provided with test paper recess 10 on the outer wall of body 2, test paper recess 10 internal fixation has test paper 4, realizes test paper 4 and the integration of the reagent pipe of reaction. The number of the test paper grooves 10 can be multiple, and the type of the test paper 4 can be selected according to specific situations.

As shown in fig. 2, a partition plate 5 is provided in the pipe body 2 to divide the pipe body 2 into upper and lower portions. The upper part of the partition board 5 is a containing space 11 which is enclosed by the partition board 5, the inner wall of the upper part of the tube body 2 and the upper tube cover 1 and is used for containing a liquid sample, and the partition board 5 is provided with a sample inlet 50. A downwardly extending screw tube 6 is connected to the lower surface of the partition plate 5, an internal thread is provided on the inner wall of the screw tube 6, and the inner space of the screw tube 6 is communicated with the sample inlet 50. The lower end of the tube body 2 is provided with a lower end opening, the lower tube cover 3 comprises a screw rod 30 which protrudes upwards, is assembled into the solenoid 6 from the lower end opening and seals the sample inlet hole 50, and the screw rod 30 is provided with external threads matched with the internal threads of the solenoid 6. One side of the spiral tube 6 is communicated with the test paper groove 10 through a hollow conduit 7.

In the preferred embodiment, because the screw 30 is in threaded connection with the screw tube 6, the tube cap 3 is screwed off to enable the screw 30 to enter the screw tube 6 upwards, and the top end of the screw 30 is plugged into the sample inlet 50, so that the containing space 11 can be sealed, and the liquid sample in the containing space 11 can be conveniently reacted with the object to be detected. After the reaction is finished, the tube cover 3 is screwed off reversely to enable the downward part of the screw rod 30 to exit the screw tube 6, the communication port between the screw tube 6 and the conduit 7 is exposed, and a sample to be detected in the containing space 11 can flow into the test paper groove 10 from the sample inlet 50 through the screw tube 6 and the conduit 7, so that the sample adding of the sample adding end of the test paper 4 is realized, and the rapid detection is finished. The reaction of the sample and the detection of the sample are all performed inside the reagent tube.

In the preferred embodiment, the coil 6 and the partition plate 5 are integrally formed, so that good sealing performance can be ensured. Of course, in other embodiments, the coil 6 and the separation plate 5 may be separately manufactured and then assembled to form a sealed connection, so long as it is ensured that the liquid sample does not leak.

Referring to fig. 3 and 4, in the preferred embodiment, the diameter of the sampling hole 50 on the partition plate 5 is smaller than that of the screw tube 6, an annular groove 51 is further provided between the peripheral wall of the sampling hole 50 and the inner wall of the screw tube 6, and the periphery of the top end of the screw 30 is provided with a convex ring 31 projecting upward. When the screw 30 is rotated into the screw tube 6, the protruding ring 31 is located in the annular groove 51 and the two are tightly fitted, so that good sealing of the screw 30 to the sampling hole 50 is ensured.

Referring to fig. 2, preferably, the sampling hole 50 is opened at the center of the partition plate 5. The lower tube cover 3 comprises a bottom plate 32 and an annular side wall 33 connected to the periphery of the bottom plate 32, the annular side wall 33 surrounds the periphery of the lower part of the tube body 2, and the screw 30 integrally extends upwards from the middle part of the upper surface of the bottom plate 32.

Preferably, the annular side wall 33 is transparent to facilitate observation of the presence of liquid flowing into the conduit 7.

Similarly, for viewing purposes, the top end of the annular side wall 33 is lower than the bottom end of the guide tube 7 and the test paper groove 10.

Preferably, the conduit 7 is a transparent conduit in order to facilitate the observation of the inflow of liquid in the conduit 7. Preferably, the tube 2 is a transparent tube. Preferably, the tube body 2, the partition 5 and the coil 6 are integrally formed of transparent plastic/glass.

Alternatively, the annular side wall 33 is screwed to the lower outer wall of the tubular body 2. This connection structure can further ensure the sealed between lower tube cover 3 and body 2, prevents that liquid sample from having the condition of weeping along solenoid 6 downwards in the solenoid 6, avoids polluting.

Preferably, the lower end of the test strip groove 10 is lower than the conduit 7, and the 1/4 length of the test strip groove 10 in the up-down direction is lower than the partition plate 5, so as to ensure that the liquid sample flows from the conduit 7 into the lower end of the test strip groove 10, and further to make the liquid sample sufficiently contact with the sample application end of the test strip 4. The duct 7 is provided in the lower part inside the tubular body 2, below the partition plate 5. In this embodiment, the duct 7 is horizontally disposed. In other embodiments, it can also be set as: the connecting end of the conduit 7 and the coil 6 is higher than the connecting end of the conduit 7 and the test paper groove 10, so that liquid can flow into the test paper groove 10 from the coil 6 through the conduit 7.

The sample application end of the test strip 4 is close to the end of the conduit 7, ensuring that the liquid sample can contact or even permeate the sample application end of the test strip 4.

Preferably, the test paper groove 10 is further connected with a test paper cover plate 8 in a buckling manner, so that the test paper 4, such as the neocoronal antigen test paper 4, can be conveniently arranged and fixed. The bottom end of the test paper cover plate 8 is higher than the partition plate 5, so that the pollution caused by the outflow of samples in the test paper groove 10 can be further avoided. The test paper cover plate 8 is provided with an air hole 80 and an observation window 81, and the air hole 80 and the observation window 81 adopt the structure of the air hole 80 and the observation window 81 on the existing reagent card. Wherein, the air hole 80 is located at the upper end of the test paper cover plate 8, so as to further ensure that the sample cannot flow out.

The utility model discloses a short-term test reagent pipe, its application method includes following step:

1. the rapid detection reagent tube is taken out, vertically placed (the upper tube cover 1 is arranged above), the upper tube cover 1 is opened, and the sterile swab with the collected sample is placed into the sample extracting solution in the containing space 11 and broken off.

2. And covering the upper tube cover 1 and mixing uniformly to obtain a sample to be detected.

3. The lower tube cover 3 is unscrewed, and a certain volume of sample to be detected enters the test paper groove 10. The unscrewing time lasts for only a few seconds.

4. Then, the lower cap 3 is screwed down, and the result is waited for by visual observation through the observation window 81. On the premise that the quality control line has a colored strip, the colored strip of any detection line indicates that the detection substance corresponding to the detection line is positive.

Compared with the prior art, the utility model provides a quick detect reagent pipe's beneficial effect lies in:

the utility model discloses a short-term test reagent pipe, set up test paper recess 10 through the outer wall at body 2, combine test paper 4 and reagent pipe body 2 as an organic whole, and with separating into upper portion and lower part in the body 2, wherein upper portion is used for holding liquid sample, and the lower part is then through the inlet hole 50 on the division board 5, solenoid 6, screw rod 30 on the lower tube cap 3 realizes sealed and opening the upper portion space, and communicate solenoid 6 and test paper recess 10 by pipe 7, make liquid sample's reaction and test paper 4's application of sample, detect and go on same reagent pipe. The structure integrates the original detection card, the original sample tube and the original liquid sample into the detection reagent tube, saves operation steps, does not need a matched instrument, is more convenient for detection personnel to operate, and ensures that the detection process is simpler and smoother; and the sample adding step of the detection test paper 4 is realized in the reagent tube by the communication of the conduit 7, so that the sample to be detected can not contact with the external environment, and the possibility of pollution is reduced to a great extent.

In addition, the structure that the sampling hole 50 is communicated with the test paper groove 10 through the spiral tube 6 and the guide tube 7 is adopted, the whole material consumption of the reagent tube is saved, the space for the liquid sample to flow into the test paper groove 10 is saved, and the detection can be realized only by the small amount of the liquid sample flowing into the test paper groove 10. The aperture of the conduit 7 is small, the liquid outlet speed is slow, and the sample amount flowing into the test paper groove 10 can be accurately controlled.

The utility model discloses a rapid detection reagent pipe can make the effective supplementary means of preventing and controlling new crown epidemic situation at present.

The above-mentioned embodiments only express the specific embodiments of the utility model, and the description thereof is specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A rapid detection reagent tube comprises an upper tube cover (1), a tube body (2) and a lower tube cover (3), wherein the upper end of the tube body (2) is opened and is detachably connected and sealed with the upper tube cover (1), a test paper groove (10) is arranged on the outer wall of the tube body (2), a detection test paper (4) is fixed in the test paper groove (10), and the rapid detection reagent tube is characterized in that,

a partition plate (5) which divides the tube body (2) into an upper part and a lower part is arranged in the tube body (2), a containing space (11) which is enclosed by the partition plate (5), the inner wall of the upper part of the tube body (2) and the upper tube cover (1) and used for containing a liquid sample is arranged above the partition plate (5), and a sample inlet hole (50) is formed in the partition plate (5);

a downward extending spiral tube (6) is connected to the lower surface of the partition plate (5), internal threads are arranged on the inner wall of the spiral tube (6), and the inner space of the spiral tube (6) is communicated with the sample inlet hole (50);

the lower end of the tube body (2) is provided with a lower end opening, the lower tube cover (3) comprises a screw rod (30) which protrudes upwards and is assembled into the solenoid (6) from the lower end opening and seals the sample inlet hole (50), and the screw rod (30) is provided with an external thread matched with the internal thread of the solenoid (6);

one side of the solenoid (6) is communicated with the test paper groove (10) through a hollow conduit (7).

2. The rapid detection reagent tube according to claim 1, wherein the spiral tube (6) is integrally formed with the partition plate (5).

3. The rapid test reagent tube according to claim 1,

the aperture of the sample inlet (50) is smaller than that of the solenoid (6);

an annular groove (51) is also arranged between the peripheral wall of the sample inlet hole (50) and the inner wall of the solenoid (6);

the periphery of the top end of the screw rod (30) is provided with a convex ring (31) which protrudes upwards;

when the screw rod (30) rotates to enter the screw tube (6), the convex ring (31) is positioned in the annular groove (51) and is tightly matched with the annular groove.

4. The rapid test reagent tube according to claim 1,

the lower pipe cover (3) comprises a bottom plate (32) and an annular side wall (33) connected to the periphery of the bottom plate (32), and the annular side wall (33) surrounds the periphery of the lower part of the pipe body (2);

the screw rod (30) integrally extends upwards from the middle part of the upper surface of the bottom plate (32);

the sampling hole (50) is arranged in the center of the partition plate (5).

5. The rapid detection reagent tube according to claim 4, wherein the annular side wall (33) is transparent.

6. The rapid detection reagent tube according to claim 4, wherein the top end of the annular side wall (33) is lower than the bottom ends of the guide tube (7) and the test paper groove (10);

the conduit (7) is a transparent conduit;

the tube body (2) is a transparent tube body.

7. The rapid detection reagent tube according to claim 4, wherein the annular side wall (33) is screwed with the outer wall of the lower end of the tube body (2).

8. The tube for rapid test reagent according to claim 1, wherein the lower end of the test paper groove (10) is lower than the guide tube (7), and the 1/4 length of the test paper groove (10) in the up-down direction is lower than the partition plate (5);

the sample adding end of the detection test paper (4) is close to the end part of the conduit (7);

the test paper groove (10) is further connected with a test paper cover plate (8) in a buckling mode, and the bottom end of the test paper cover plate (8) is higher than the partition plate (5).

9. The rapid test reagent tube according to claim 8,

be equipped with bleeder vent (80) and observation window (81) on test paper apron (8), bleeder vent (80) are located the upper end of test paper apron (8).

10. The rapid test reagent tube according to claim 1,

the guide pipe (7) is horizontally arranged; or

The connecting end of the conduit (7) and the spiral tube (6) is higher than the connecting end of the conduit (7) and the test paper groove (10).