CN214895321U

CN214895321U - Sample retention groove rod assembly for body fluid detection device and body fluid detection device

Info

Publication number: CN214895321U
Application number: CN202120545608.8U
Authority: CN
Inventors: 郑远生
Original assignee: Guangzhou Wondfo Biotech Co Ltd
Current assignee: Guangzhou Wondfo Biotech Co Ltd
Priority date: 2021-03-16
Filing date: 2021-03-16
Publication date: 2021-11-26
Anticipated expiration: 2031-03-16

Abstract

The utility model discloses a stay appearance groove stick subassembly for body fluid detection device, including staying the appearance groove, staying appearance stick and sealing washer, the lower extreme that stays the appearance stick inserts stay in the appearance groove, the sealing washer cover is established stay appearance stick's periphery is used for sealing stay appearance stick. The utility model also discloses a body fluid detection device. The utility model discloses in through setting up the groove stick subassembly of staying kind in body fluid detection device, save the partial sample of sample, the sample flows into and stays kind groove in, then is preserved in being inhaled the straw body, the follow-up reinspection of being convenient for.

Description

Sample retention groove rod assembly for body fluid detection device and body fluid detection device

Technical Field

The utility model relates to a detection device's technical field especially relates to a stay a kind groove stick subassembly and body fluid detection device for body fluid detection device.

Background

At present, the saliva detection cup on the market mainly has the functions as follows: the method is used for detecting the contents of various items such as various drugs, proteins, antigens and the like in human saliva in vitro, and providing real and accurate data basis for the detection of clinical diseases and drugs. However, the saliva cup on the market generally has no sample reserving structure, so that the subsequent reinspection is inconvenient.

Therefore, there is a need for a sample retention groove stick assembly and a body fluid testing device for facilitating subsequent retesting during body fluid testing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art not enough, provide a be convenient for follow-up retest when being used for the body fluid to leave a kind groove stick subassembly and body fluid detection device.

The technical scheme of the utility model a stay appearance groove stick subassembly for body fluid detection device, including staying the appearance groove, staying appearance stick and sealing washer, the lower extreme that stays the appearance stick inserts stay in the appearance groove, the sealing washer cover is established stay the periphery of appearance stick and be used for sealing stay the appearance stick.

Further, the sample retention rod is a cylindrical strip and is inserted into the sample retention groove along the vertical direction.

Further, the retention bar is made of a water absorbent material.

Further, the lower end of the sample retention rod is in contact with the bottom surface of the sample retention groove.

Furthermore, an annular gap is formed in the sample retention rod, and the sealing ring is sleeved at the annular gap.

Further, the sealing washer includes first sealing washer and second sealing washer, first sealing washer is oblate ring shape, the second sealing washer is hollow cylinder, first sealing washer cover is established the well upper portion of reserving the appearance stick, the second sealing washer cover is established the bottom of reserving the appearance stick and with it is sealed to reserve the appearance groove.

The utility model also provides a body fluid detection device, including casing, sampling subassembly and determine module, still include any of the above-mentioned stay kind groove stick subassembly, stay kind groove stick unit mount in the casing, work as sampling subassembly with determine module with the casing is pegged graft the back, stay kind the groove with sampling subassembly with determine module intercommunication.

Furthermore, be equipped with sample slot and detection slot in the casing, leave the appearance groove and set up sample slot with detect between the slot.

Further, the sampling slot, the sample reserving slot and the detection slot are sequentially arranged in an inclined downward mode.

Further, be equipped with in the casing and stay the excellent slot of appearance, it arranges to stay the excellent slot of appearance directly over staying the appearance groove, it inserts to stay the appearance stick in staying the excellent slot of appearance, the sealing washer sets up stay the appearance stick with stay between the excellent slot of appearance.

After adopting above-mentioned technical scheme, have following beneficial effect:

the utility model discloses in through setting up the groove stick subassembly of staying kind in body fluid detection device, save the partial sample of sample, the sample flows into and stays kind groove in, then is preserved in being inhaled the straw body, the follow-up reinspection of being convenient for.

Drawings

The disclosure of the present invention will become more readily understood by reference to the drawings. It should be understood that: these drawings are for illustrative purposes only and are not intended to limit the scope of the present disclosure. In the figure:

fig. 1 is a schematic view of a sample retention bar assembly installed in a housing according to an embodiment of the present invention;

fig. 2 is an exploded view of a sample retention bar and a seal ring of a sample retention groove bar assembly according to an embodiment of the present invention;

FIG. 3 is a schematic view of a body fluid testing device according to an embodiment of the present invention;

FIG. 4 is a longitudinal cross-sectional view of a body fluid testing device in an embodiment of the present invention;

FIG. 5 is a cross-sectional view of a body fluid testing device in an embodiment of the present invention;

FIG. 6 is a schematic view of an upper housing of a body fluid testing device in an embodiment of the present invention;

fig. 7 is a perspective view of the lower case of the body fluid testing device according to an embodiment of the present invention.

Reference symbol comparison table:

sample retention bar assembly 10: a sample reserving groove 11, a sample reserving rod 12, a sealing ring 13, an annular gap 121, a first sealing ring 131 and a second sealing ring 132;

a housing 20: a sampling slot 21, a detection slot 22, a sample retention rod slot 23, an upper shell 25 and a lower shell 26;

sampling assembly 30, detection assembly 40.

Detailed Description

The following describes the present invention with reference to the accompanying drawings.

It is easily understood that, according to the technical solution of the present invention, a plurality of structural modes and implementation modes that can be mutually replaced by those of ordinary skill in the art can be achieved without changing the spirit of the present invention. Therefore, the following detailed description and the accompanying drawings are only exemplary illustrations of the technical solutions of the present invention, and should not be construed as limiting or restricting the technical solutions of the present invention in its entirety or as a limitation of the present invention.

The terms of orientation of up, down, left, right, front, back, top, bottom, and the like referred to or may be referred to in this specification are defined relative to the configuration shown in the drawings, and are relative terms, and thus may be changed correspondingly according to the position and the use state of the device. Therefore, these and other directional terms should not be construed as limiting terms.

The first embodiment is as follows:

as shown in fig. 1-2, the sample retention groove rod assembly 10 for a body fluid detection device comprises a sample retention groove 11, a sample retention rod 12 and a sealing ring 13, wherein the lower end of the sample retention rod 12 is inserted into the sample retention groove 11, and the sealing ring 13 is sleeved on the periphery of the sample retention rod 12 for sealing the sample retention rod 12.

Specifically, the sample retention groove 11 is disposed in the housing 20 of the body fluid testing device, and the sample retention groove 11 may be integrally formed with the housing 20, and the sample retention groove 11 is used for accommodating a sampled sample.

After the sample retention rod 12 is inserted into the shell 20, the lower end of the sample retention rod 12 is inserted into the sample retention groove 11, and the sample retention rod 12 is used for sucking the sample in the sample retention groove 11, so that a part of the sample can be conveniently kept for subsequent reinspection.

The sealing ring 13 is sleeved on the periphery of the sample retention rod 12 and used for sealing the sample retention rod 12 and preventing the sample in the sample retention rod 12 from overflowing.

Further, as shown in fig. 1-2, the sample retention bar 12 is a cylindrical strip and is inserted into the sample retention groove 11 in the vertical direction.

The sample is continuously drawn from the lower end of the sample retention rod 12 to the upper end of the sample retention rod 12 until the entire sample retention rod 12 is filled. When a retest is required, the applicator 12 is removed from the housing 20 and the applicator 12 is then squeezed to force the sample out.

Preferably, the sample retention bar 12 is made of a water absorbent material. The applicator 12 may be made of a water-absorbent material such as foam or sponge, and the applicator 12 is in a dry state before being inserted into the housing 20. After the sample retention stick 12 is inserted into the sample retention groove 11, when the sample flows into the sample retention groove 11, the sample retention stick 12 absorbs the sample and retains the sample therein.

Preferably, the lower end of the sample retention bar 12 contacts the bottom surface of the sample retention groove 11.

Alternatively, the lower end of the sample retention bar 12 may also be kept a small distance from the bottom surface of the sample retention groove 11.

Further, as shown in fig. 2, an annular gap 121 is formed in the sample retention rod 12, and the sealing ring 13 is sleeved at the annular gap 121.

The annular gap 121 is recessed inward in the circumferential direction of the cylindrical sample retention rod 12, and the seal ring 13 is inserted into the annular gap 121 for tight fitting of the sample retention rod 12.

The seal ring 13 can seal the applicator rod 12 and also hold the applicator rod 12 in the housing 20.

Further, as shown in fig. 2, the seal ring 13 includes a first seal ring 131 and a second seal ring 132, the first seal ring 131 is in an oblate ring shape, the second seal ring 132 is in a hollow cylindrical shape, the first seal ring 131 is sleeved on the middle upper portion of the sample retention rod 12, and the second seal ring 132 is sleeved on the bottom of the sample retention rod 12 and sealed with the sample retention groove 11.

The first seal 131 is used to seal the gap between the retention bar 12 and the inner wall of the housing 20. The second seal ring 132 seals the gap between the sample retention rod 12 and the inner wall of the housing 20, and also seals the gap between the sample retention rod 12 and the sample retention groove 11, and the lower end surface of the second seal ring 132 is in close contact with the upper end surface of the sample retention groove 11.

In this embodiment, the seal ring 13 and the sample retention rod 12 are connected, and then the seal ring 13 and the sample retention rod 12 are inserted into the housing 20 together, so that the lower end of the sample retention rod 12 enters the sample retention groove 11. When the collected sample flows into the sample retention groove 11, the sample retention rod 12 absorbs the sample and stores the sample therein for subsequent review.

Example two:

as shown in fig. 3 to 7, the body fluid testing device includes a housing 20, a sampling module 30 and a testing module 40, and further includes a sample reserving groove rod assembly 10 in the first embodiment and the modification thereof, the sample reserving groove rod assembly 10 is installed in the housing 20, and after the sampling module 30 and the testing module 40 are inserted into the housing 20, the sample reserving groove 11 is communicated with the sampling module 30 and the testing module 40.

Specifically, the sampling assembly 30 is used to collect a sample, and the sampling assembly 30 is inserted into the housing 20 to discharge the collected sample into the housing 20.

The sample flows into the sample retention groove 11 from the housing 20, and when the sample retention groove 11 is full, the sample flows into the detection assembly 40, and the sample is detected in the detection assembly 40.

Through the sample reserving groove rod assembly 10, the sample is detected, and meanwhile, a part of the sample is stored, so that the subsequent reinspection is facilitated.

Further, as shown in fig. 4-5, a sampling slot 21 and a detecting slot 22 are provided in the housing 20, and the sample reserving slot 11 is provided between the sampling slot 21 and the detecting slot 22.

Specifically, as shown in fig. 4, after the sampling assembly 30 is inserted into the housing 20, the bottom of the sampling assembly 30 is inserted into the sampling slot 21, and the sample collected by the sampling assembly 30 flows into the sampling slot 21.

As shown in fig. 5, the test member 40 includes a plurality of test strips therein, and the test member 40 is inserted into the test slot 22.

Because the sample reserving groove 11 is communicated with the sampling slot 21 and the detection slot 22, the sample flows into the sample reserving groove 11 from the sampling slot 21 and then flows into the detection slot 22 from the sample reserving groove 11, and the detection test paper in the detection assembly 40 carries out primary detection on the sample.

Alternatively, the sample in the sampling slot 21 may flow into the detection slot 22 first, and the excess sample in the detection slot 22 may flow into the sample retention slot 11 for storage.

In this embodiment, as shown in fig. 5, the sampling slot 21 is a circular groove; the test socket 22 is a flat recess that matches the shape of the flat test element 40.

Alternatively, when the test assembly 40 is cylindrical, the test socket 22 is also a circular recess.

Further, as shown in fig. 4, the sampling slot 21, the sample retention slot 11, and the detection slot 22 are arranged in this order obliquely downward.

Specifically, the bottom surface of the sampling slot 21 is a slope surface, the sample in the sampling slot 21 flows into the sample reserving slot 11, the sample reserving slot 11 sinks downwards by a certain depth, when the sample reserving slot 11 is full, the sample flows into the detection slot 22 in an inclined and downward manner, and the detection assembly 40 absorbs the sample in the detection slot 22.

Further, as shown in fig. 6 to 7, the housing 20 includes an upper case 25 and a lower case 26, and the upper case 25 is snap-fitted into the lower case 26.

As shown in fig. 6, the upper case 25 includes a top plate 251 and a side plate 252, the top plate 251 is opened with openings for installing the sample reserving bar assembly 10 and the sampling assembly 30, and the side plate 252 is used for inserting a plurality of test paper of the detection assembly 40.

As shown in fig. 4 and 7, the lower shell 26 is provided with a sampling slot 21, a sample reserving slot 11 and a detecting slot 22, after the upper shell 25 is fastened with the lower shell 26, the sample reserving slot rod assembly 10 is inserted into the sample reserving slot 11, the sampling assembly 30 is inserted into the sampling slot 21, and the detecting assembly 40 is inserted into the detecting slot 22.

As shown in fig. 1, 4 and 7, a sample retention bar insertion groove 23 is further provided in the lower case 26, the sample retention bar insertion groove 23 is disposed directly above the sample retention groove 11, the sample retention bar 12 is inserted into the sample retention bar insertion groove 23, and the seal ring 13 is disposed between the sample retention bar 12 and the sample retention bar insertion groove 23.

The sample retention rod slot 23 is used for retaining the long strip-shaped sample retention rod 12 in the shell 20, and the sealing ring 13 is used for sealing a gap between the sample retention rod slot 23 and the sample retention rod 12 and preventing a sample from overflowing into the gap; when the sample retention bar 12 is filled with the sample, the sample retention bar 12 becomes flexible, and the sample retention bar insertion groove 23 can function to support the sample retention bar 12 and prevent the sample retention bar 12 from bending and deforming in the housing 20.

In this embodiment, when in use, a sample is collected by the sampling assembly 30, the sampling assembly 30 is inserted into the housing 20 after collecting the sample, the sample is squeezed into the sampling slot 21, the sample flows into the sample retention slot 11 from the sampling slot 21, and the sample retention slot rod assembly 10 sucks and stores a part of the sample therein. When the sample in the sample retention slot 11 is full, the sample flows into the detection slot 22, and the sample is sucked by the detection assembly 40 and is subjected to primary detection through the detection test paper. When a review is required, the applicator 12 is removed from the housing 20 and the stored sample is expressed.

In this embodiment, when the sample is detected for the first time, a part of the sample is preserved by the sample reserving groove rod assembly 10, which facilitates subsequent retest. Time is saved, operation is simplified, sample preservation is facilitated, and the sample does not need to be separately maintained again.

The sample in the utility model can be saliva, urine, or blood, or be used for the detection of other body fluids.

What has been described above is merely the principles and preferred embodiments of the present invention. It should be noted that, for those skilled in the art, on the basis of the principle of the present invention, several other modifications can be made, and the protection scope of the present invention should be considered.

Claims

1. The utility model provides a stay appearance groove stick subassembly (10) for body fluid detection device, its characterized in that, including staying appearance groove (11), staying appearance stick (12) and sealing washer (13), the lower extreme of staying appearance stick (12) inserts stay in appearance groove (11), sealing washer (13) cover is established the periphery of staying appearance stick (12) is used for sealing stay appearance stick (12).

2. The sample retention pocket bar assembly (10) of claim 1, wherein the sample retention bar (12) is a cylindrical strip that is inserted into the sample retention pocket (11) in a vertical direction.

3. The retention cuvette assembly (10) according to claim 1, characterized in that the retention cuvette (12) is made of a water-absorbent material.

4. The cuvette assembly (10) according to claim 1, characterized in that the lower end of the cuvette (12) is in contact with the bottom surface of the cuvette (11).

5. The sample retention groove bar assembly (10) according to claim 1, wherein the sample retention bar (12) is provided with an annular gap (121), and the sealing ring (13) is sleeved at the annular gap (121).

6. The sample retention groove rod assembly (10) according to claim 5, wherein the sealing ring (13) comprises a first sealing ring (131) and a second sealing ring (132), the first sealing ring (131) is in the shape of an oblate ring, the second sealing ring (132) is in the shape of a hollow cylinder, the first sealing ring (131) is sleeved on the middle upper part of the sample retention rod (12), and the second sealing ring (132) is sleeved on the bottom of the sample retention rod (12) and sealed with the sample retention groove (11).

7. A body fluid testing device comprising a housing (20), a sampling assembly (30) and a testing assembly (40), further comprising the sample retention trough bar assembly (10) of any one of claims 1-6, wherein the sample retention trough bar assembly (10) is mounted in the housing (20), and wherein the sample retention trough (11) is in communication with the sampling assembly (30) and the testing assembly (40) when the sampling assembly (30) and the testing assembly (40) are plugged into the housing (20).

8. The device for detecting body fluid according to claim 7, wherein a sampling slot (21) and a detection slot (22) are provided in the housing (20), and the sample retention slot (11) is provided between the sampling slot (21) and the detection slot (22).

9. The body fluid testing device according to claim 8, wherein said sampling slot (21), said sample retention slot (11) and said testing slot (22) are arranged in order obliquely downward.

10. The body fluid testing device according to claim 7, wherein a retention bar insertion slot (23) is provided in said housing (20), said retention bar insertion slot (23) is arranged directly above said retention bar slot (11), said retention bar (12) is inserted into said retention bar insertion slot (23), and said seal ring (13) is provided between said retention bar (12) and said retention bar insertion slot (23).