CN220323329U

CN220323329U - Saliva detects pen

Info

Publication number: CN220323329U
Application number: CN202321826044.0U
Authority: CN
Inventors: 胡海升
Original assignee: Guangzhou Decheng Biotechnology Co ltd
Current assignee: Guangzhou Decheng Biotechnology Co ltd
Priority date: 2023-07-11
Filing date: 2023-07-11
Publication date: 2024-01-09
Anticipated expiration: 2033-07-11

Abstract

The utility model belongs to the technical field of rapid detection, and particularly discloses a saliva detection pen which comprises a shell, a bracket, a liquid absorbing piece and a pen cap, wherein the liquid absorbing piece is arranged at one end of the bracket, the shell comprises a first shell and a second shell which is connected with the first shell in a clamping way, at least one first observation window is arranged on each of the first shell and the second shell, the bracket is arranged between the first shell and the second shell, the bracket is provided with two sides, at least one test strip group is arranged on the two sides of the bracket, the test strip group comprises a first transparent bottom sheet, an NC film arranged on the first side of the first transparent bottom sheet, first glass fibers and water absorbing paper which are respectively contacted with the two ends of the NC film, the liquid absorbing piece is contacted with the first glass fibers, the first observation window is arranged above the NC film, and the second side of the first transparent bottom sheet is contacted with the first observation window. The saliva detecting pen can simultaneously and rapidly detect various items, and is simple in structure and convenient to operate.

Description

Saliva detects pen

Technical Field

The utility model belongs to the technical field of rapid detection, and particularly relates to a saliva detection pen.

Background

Saliva is a complex mixture containing not only various proteins but also DNA, RNA, fatty acids, various microorganisms, and the like. It has been found that various protein components in blood are also present in saliva, which reflects the changes in the levels of various proteins in blood. Thus, it is possible to diagnose a disease by detection of saliva.

A common use of devices for diagnosing diseases through saliva testing is saliva testing cards, where conventional saliva testing cards only detect one-way diseases.

Although related technologies have been used to deal with such problems at present, for example, the utility model patent CN218824309U discloses a dual-channel saliva detection card for influenza a virus, influenza b virus and novel coronavirus, which can perform joint detection of influenza a virus, influenza b virus and novel coronavirus, but has the disadvantages of few detection items and low detection speed.

Disclosure of Invention

In order to solve the technical problems, the utility model aims to provide a saliva detection pen which can be used for rapidly detecting various items at the same time and is simple in structure and convenient to operate.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a saliva detection pen which comprises a shell, a bracket, a liquid absorbing piece and a pen cap, wherein the liquid absorbing piece is arranged at one end of the bracket, the shell comprises a first shell and a second shell which is connected with the first shell in a clamping mode, at least one first observation window is arranged on each of the first shell and the second shell, the bracket is arranged between the first shell and the second shell, the bracket is provided with two sides, at least one test strip group is arranged on each of the two sides of the bracket, the test strip group comprises a first transparent negative film, an NC film (namely, a nitrocellulose film) arranged on the first side of the first transparent negative film, first glass fibers and water absorbing paper which are respectively contacted with the two ends of the NC film, the liquid absorbing piece is contacted with the first glass fibers, the first observation windows are arranged above the NC film, and the second side of the first transparent negative film is contacted with the first observation window.

Compared with the prior art, in the utility model, at least one test strip group is arranged on both sides of the bracket, wherein the test strip group comprises a first transparent negative film, NC films arranged on the first side of the first transparent negative film, first glass fibers and water absorbing paper which are respectively contacted with both ends of the NC films, and the second side of the first transparent negative film is contacted with the first observation window, namely, the back surface of the NC film in the technical scheme is attached to the first side, so that the detection result on the NC film can be conveniently observed through the transparent negative film.

Further, saliva detection pen still includes the test paper subassembly, the imbibition piece with the contact of test paper subassembly, the test paper subassembly includes color development test paper, second glass fiber and second transparent film, the second glass fiber sets up between second transparent film and color development test paper, the inboard of first casing sets up the recess, the test paper subassembly sets up at the recess, the recess windowing forms the second observation window, the second observation window sets up the top at color development test paper, second transparent film and second observation window contact, the test paper subassembly can be used for the detection of other items.

Further, at least one part of the liquid absorbing piece is arranged in the shell, so that the liquid absorbing piece is convenient to contact with glass fibers, and the liquid absorbing piece is beneficial to guiding liquid by the glass fibers.

Further, detection lines are arranged on the NC film and the color development test paper, so that detection results can be conveniently observed.

Further, two detection channels are arranged on the two sides, 2-4 test strip groups are respectively arranged on the detection channels, and 2-4 first observation windows are arranged.

In the utility model, 2-4 test strip groups are arranged, so that 2-4 items can be detected simultaneously.

Further, a first clamping column is arranged on the first shell, a first clamping groove matched with the first clamping column is formed in the second shell, a positioning hole is formed in the liquid absorbing piece, the first clamping column penetrates through the positioning hole to be clamped with the first clamping groove, and therefore the liquid absorbing piece can be positioned in the shell.

Further, for first casing and second casing can block and connect, be provided with a plurality of second draw-in columns on the second casing, first casing is provided with and fixes matched with second draw-in groove, second draw-in column and second draw-in groove block.

Further, a round hole is formed in the first portion of the bracket, a plurality of notches are formed in the edge of the second portion of the bracket, a second clamping column on the transverse center line of the second shell penetrates through the round hole and is clamped with a second clamping groove on the transverse center line of the first shell, and the notches can be clamped at the edges of a plurality of second clamping grooves matched with the notches in position, so that the bracket is fixedly clamped on the inner side of the first shell.

Further, the test paper component is a saliva alcohol detection test paper component and can be used for alcohol detection.

Further, the pen cap is sleeved on the shell provided with one end of the liquid absorbing piece, so that the liquid absorbing piece can be prevented from being polluted.

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

the utility model provides a saliva detecting pen, which is characterized in that the back surface of an NC film is attached to a first surface, the detection result on the NC film can be conveniently observed through a transparent negative film, when a plurality of test paper strip groups are arranged on both surfaces of a bracket, the first glass fiber of each test paper strip group can be fully contacted with a liquid absorbing piece, saliva can be rapidly guided to the NC film, and a plurality of items can be rapidly detected at the same time.

Drawings

FIG. 1 is a schematic diagram of an explosive structure of example 1;

FIG. 2 is a schematic overall structure of embodiment 1;

FIG. 3 is a schematic view of a second housing of embodiment 1;

FIG. 4 is a schematic diagram showing an exploded structure of the test strip set of the embodiment 1;

fig. 5 is an enlarged schematic view of the test paper assembly of example 1.

Wherein, the technical characteristics that each reference sign indicates are as follows:

1. a housing; 11. a first housing; 12. a second housing; 111. a first clamping column; 112. a second clamping groove; 121. a first clamping groove; 122. a second clamping column;

2. a bracket; 21. a detection channel; 22. a round hole; 23. a notch;

3. a liquid absorbing member; 31. positioning holes;

4. a cap;

5. a first viewing window;

6. a test strip group; 61. a first transparent backsheet; 62. a first glass fiber; 63. NC film; 64. a water absorbing paper;

7. a test paper assembly; 71. color development test paper; 72. a second glass fiber; 73. a second transparent backsheet;

8. a second viewing window;

9. anti-skid lines.

Detailed Description

The present utility model will be further described in detail with reference to the following examples, for the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, but the scope of the present utility model is not limited to the following specific examples.

Example 1

As shown in fig. 1-5, this embodiment provides a saliva detecting pen, including a housing 1, a bracket 2, a liquid absorbing member 3 and a pen cap 4, the liquid absorbing member 3 is disposed at one end of the bracket 2, a portion of the liquid absorbing member 3 is disposed in the housing 1, the housing 1 includes a first housing 11, a second housing 12 that is connected with the first housing 11 in a clamping manner, four first observation windows 5 are disposed on the first housing 11 and the second housing 12, the bracket 2 is disposed between the first housing 11 and the second housing 12, the bracket 2 has two sides, two detection channels 21 are disposed on the two sides, four test strip groups 6 are disposed on the four detection channels 21, the test strip groups 6 include a first transparent negative 61, an NC film 63 (i.e., a nitrocellulose film) disposed on a first side of the first transparent negative 61, a first glass fiber 62 and a water absorbing paper 64 that are respectively contacted with both ends of the NC film 63, the first 3 is contacted with the first glass fiber 62, the first observation windows 5 are disposed on the first side of the NC film 63, and the first glass fiber window 5 is contacted with the first glass film 5.

In this embodiment, four test strip groups 6 are disposed on the bracket 2, where the test strip groups 6 include a first transparent bottom sheet 61, an NC film 63 disposed on a first surface of the first transparent bottom sheet 61, a first glass fiber 62 and a water absorbing paper 64 respectively contacting two ends of the NC film 63, and a second surface of the first transparent bottom sheet 61 contacts with the first observation window 5, that is, the back surface of the NC film 63 in the present technical solution is attached to the first surface of the first transparent bottom sheet 61, the detection result on the NC film 63 can be conveniently observed through the first transparent bottom sheet 61, the first glass fiber 62 of the four test strip groups 6 can be fully contacted with the liquid absorbing member 3, saliva can be quickly guided onto the NC film 63 respectively, and quick detection of four items can be simultaneously performed.

Further, the saliva detecting pen further comprises a test paper assembly 7, the test paper assembly 7 comprises a color developing test paper 71, a second glass fiber 72 and a second transparent negative film 73, the second glass fiber 72 is arranged between the color developing test paper 71 and the second transparent negative film 73, the liquid absorbing piece 3 is in contact with the second glass fiber 72, a groove is formed in the inner side of the first shell 11, the test paper assembly 7 is arranged in the groove, the groove is windowed to form a second observation window 8, the second observation window 8 is arranged above the color developing test paper 71, the second transparent negative film 73 is in contact with the second observation window 8 and used for detecting additional items, and the test paper assembly 7 in the embodiment is a saliva alcohol detecting test paper assembly and can be used for alcohol detection.

Specifically, detection lines (not labeled in the figure) are provided on the NC film 63 and the color development test paper 71, so that the detection result can be conveniently observed.

Specifically, the first casing 11 is provided with a first clamping column 111, the second casing 12 is provided with a first clamping groove 121 matched with the first clamping column 111, the liquid absorbing member 3 is provided with a positioning hole 31, the first clamping column 111 passes through the positioning hole 31 and is clamped with the first clamping groove 121, so that a part of the liquid absorbing member 3 can be positioned in the casing 1, and the liquid absorbing member 3 can be prevented from falling off.

Specifically, the second housing 12 is provided with a plurality of second clamping columns 122, the first housing 11 is provided with a second clamping groove 112 matched with the second clamping columns 122, and the second clamping columns 122 are clamped with the second clamping grooves 112, so that the first housing 11 and the second housing 12 can be in clamping connection.

Specifically, a circular hole 22 is formed in a first portion of the bracket 2, a plurality of notches 23 are formed in an edge of a second portion of the bracket 2, a second clamping post 122 on a transverse center line of the second housing 12 passes through the circular hole 22 and is clamped with a second clamping groove 112 on a transverse center line of the first housing 11, and the plurality of notches 23 can be clamped at edges of the second clamping groove 112 matched with positions of the plurality of notches 23, so that the bracket 2 is fixedly clamped at the inner side of the first housing 11.

Specifically, the cap 4 is fitted over the case 1 at the end where the liquid absorbing member 3 is provided, so that the liquid absorbing member 3 that has not been used can be prevented from being contaminated.

Specifically, the first shell 11 and the second shell 12 are provided with anti-skid patterns 9, so that an operator can conveniently take the saliva detection pen.

When the saliva detecting pen is used, the pen cap 4 is opened, one end of the liquid absorbing piece 3 of the saliva detecting pen is contained in the inlet, the liquid absorbing piece 3 absorbs saliva and guides the saliva to the first glass fibers 62 of the four test strip groups 6 contacted with the liquid absorbing piece, the first glass fibers 62 guide the saliva to the NC films 63 of the four test strip groups 6, substances in the saliva react with substances on the NC films 63 and then are guided to the water absorbing paper 64, and the result is observed through the first observation window 5. And the other path, saliva is further guided to a chromogenic test paper 71 (alcohol test paper) of the test paper group through a second glass fiber 72 to react with substances on the test paper, the result appears, and the result is observed through a second observation window 8. The saliva detecting pen of the embodiment can simultaneously and rapidly complete detection of five items.

Example 2

The specific structure of this embodiment is basically the same as that of embodiment 1, and is different from embodiment 1 in that in this embodiment, two test strip groups are respectively disposed on the detection channels on two sides of the bracket, and two first observation windows are also disposed, so that this embodiment can simultaneously and rapidly complete the detection of three items.

Example 3

The specific structure of this embodiment is substantially the same as that of embodiment 1, and is different from embodiment 1 in that no test paper assembly is provided in this embodiment, and detection of four items can be completed quickly at the same time in this embodiment.

Variations and modifications to the above would be obvious to persons skilled in the art to which the utility model pertains from the foregoing description and teachings. Therefore, the utility model is not limited to the particular embodiments disclosed and described, but rather, modifications and variations of the utility model are intended to fall within the scope of the appended claims. In addition, although specific terms are used in the present specification, these terms are for convenience of description only and do not constitute any limitation on the utility model.

Claims

1. The utility model provides a saliva detects pen, includes casing (1), bracket (2), imbibition piece (3) and pen cap (4), imbibition piece (3) set up the one end at the bracket, casing (1) include first casing (11), with first casing (11) block second casing (12) of being connected, all set up at least one first observation window (5) on first casing (11) and second casing (12), bracket (2) set up between first casing (11) and second casing (12), a serial communication port, bracket (2) have two sides, all set up at least one test paper group (6) on the two sides of bracket (2), test paper group (6) include first transparent film (61), NC membrane (63) of setting on first transparent film (61), respectively with NC membrane (63) both ends contact first glass fiber (62) and water absorbing paper (64), imbibition piece (3) and first glass fiber (62) contact window, first glass fiber (5) set up on first transparent film (61) and first glass film (5).

2. Saliva detection pen according to claim 1, characterized in that the saliva detection pen further comprises a test paper assembly (7), the test paper assembly (7) comprises a color development test paper (71), a second glass fiber (72) and a second transparent negative film (73), the second glass fiber (72) is arranged between the second transparent negative film (73) and the color development test paper (71), the liquid absorbing piece (3) is in contact with the second glass fiber (72), a groove is arranged on the inner side of the first shell (11), the test paper assembly (7) is arranged in the groove, the groove is windowed to form a second observation window (8), the second observation window (8) is arranged above the color development test paper (71), and the second transparent negative film (73) is in contact with the second observation window (8).

3. Saliva test pen according to claim 1 or 2, wherein at least a part of the wick (3) is arranged in the housing (1).

4. Saliva test pen according to claim 1 or 2, characterized in that the NC film (63) and the chromogenic test paper (71) are each provided with a test line.

5. Saliva detection pen according to claim 1, characterized in that two detection channels (21) are arranged on both sides of the bracket (2), 2-4 test strip groups (6) are respectively arranged on the detection channels (21), and 2-4 first observation windows (5) are arranged.

6. Saliva detection pen according to claim 1, characterized in that the first housing (11) is provided with a first clamping column (111), the second housing (12) is provided with a first clamping groove (121) matched with the first clamping column (111), the liquid absorbing piece (3) is provided with a positioning hole (31), and the first clamping column (111) penetrates through the positioning hole (31) and is clamped with the first clamping groove (121).

7. Saliva detection pen according to claim 1, wherein a plurality of second clamping columns (122) are arranged on the second housing (12), the first housing (11) is provided with a second clamping groove (112) matched with the second clamping columns (122), and the second clamping columns (122) are clamped with the second clamping grooves (112).

8. Saliva detection pen according to claim 6, wherein a round hole (22) is arranged on the first part of the bracket (2), a plurality of notches (23) are arranged on the edge of the second part of the bracket (2), a second clamping column (122) on the transverse middle line of the second shell (12) penetrates through the round hole (22) and is clamped with a second clamping groove (112) on the transverse middle line of the first shell (11), and the plurality of notches (23) can be clamped at the edge of a plurality of second clamping grooves (112) matched with the positions of the plurality of notches (23), so that the bracket (2) is fixedly clamped on the inner side of the first shell (11).

9. Saliva test pen according to claim 2, characterized in that the test paper assembly (7) is a saliva alcohol test paper assembly.

10. Saliva detecting pen according to claim 1, characterized in that the cap (4) is fitted over the housing at the end where the liquid absorbing member (3) is provided.