CN219331937U

CN219331937U - Throat swab sample mixing and sampling device

Info

Publication number: CN219331937U
Application number: CN202320819622.1U
Authority: CN
Inventors: 刘磊; 段爱丽; 陆孝亮; 操昆; 马敬
Original assignee: Shanghai Anjia Biotechnology Co ltd
Current assignee: Shanghai Anjia Biotechnology Co ltd
Priority date: 2023-04-13
Filing date: 2023-04-13
Publication date: 2023-07-14
Anticipated expiration: 2033-04-13

Abstract

The utility model relates to the technical field of sampling devices and discloses a throat swab sample mixing and sampling device which comprises a sampling box, wherein an installation cavity is formed in the inner front wall and the inner rear wall of the sampling box, a guide rod is fixedly connected to the inside of the installation cavity, a first spring is sleeved outside the guide rod, a sliding block is connected to the outside of the guide rod in a sliding mode, an installation seat is fixedly connected to one side, close to the two sliding blocks, of the two sliding blocks, a plurality of placing cavities are formed in the top of the installation seat, sampling tubes are arranged in the placing cavities, and two installation grooves are formed in the side walls of the placing cavities. According to the utility model, the sampling tube can be more stable in the cavity, and is not easy to slide, so that the problem that the sampling tube is possibly damaged due to jolt vibration of the sampling tube during transportation is solved, and meanwhile, the throat swab in the sampling tube and the reaction solution are fully mixed through the left and right movement of the mounting seat, so that the precision during measurement is ensured.

Description

Throat swab sample mixing and sampling device

Technical Field

The utility model relates to the technical field of sampling devices, in particular to a throat swab sample mixing and sampling device.

Background

Viral nucleic acids can be detected in samples such as nasopharyngeal swab, sputum, lower respiratory tract secretion, blood, feces and the like, and the nasal swab sampling method is commonly used: fully soaking the swab in the sampling liquid, lifting upwards to leave the liquid level, and repeatedly extruding the swab on the pipe wall for a few times; the head of the patient is naturally relaxed, the swab is slowly rotated into one nostril of the patient to the position of the nose palate, then the swab is slowly taken out while being wiped, and the other nostril is wiped by the same swab in the same method; placing the nose swab into a sampling tube with the collected throat swab, contacting the head of the swab with the tube wall to store the sample in the sampling liquid as much as possible, discarding the tail part of the swab held by the hand, plugging the bottle stopper, and collecting the collected sample in a sampling box.

Most of the prior throat swab sample mixing and sampling devices are stored without corresponding fixing devices when in use, so that test tubes jolt and vibrate during transportation, damage to sampling test tubes is likely to happen, collected samples are leaked, collected samples are mixed, the obtained test results are affected, serious consequences are produced, and meanwhile, the mixing degree of the reaction solution of the throat swab and the sampling tube is poor, so that the measurement accuracy is affected.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a throat swab sample mixing and sampling device.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a throat swab sample mixes sampling device, includes the sampling box, the installation cavity has all been seted up to the interior antetheca and the interior back wall of sampling box, the inside fixedly connected with guide bar in installation cavity, the outside cover of guide bar is equipped with first spring, the outside sliding connection of guide bar has the slider, two the close one side fixedly connected with mount pad of slider, the top of mount pad is provided with a plurality of cavitys of placing, the inside in placing the cavity is provided with the sampling tube, the lateral wall in placing the cavity is provided with two mounting grooves, the inside fixedly connected with second spring of mounting groove, the inside sliding connection of mounting groove has the fly leaf, the one end fixedly connected with fixture block of mounting groove is kept away from to the fly leaf, miniature motor's output runs through the outer wall of sampling box and fixedly connected with transfer line, the outside fixedly connected with two eccentric wheels of transfer line.

As a further description of the above technical solution:

one end of the first spring is fixedly connected with the inner wall of the mounting cavity, and the other end of the first spring is fixedly connected with the outer wall of the sliding block.

As a further description of the above technical solution:

the other end of the second spring is fixedly connected with the outside of the movable plate.

As a further description of the above technical solution:

the upper surface of fixture block sets up to the arc, the surface of fixture block contacts with the outer wall of sampling pipe.

As a further description of the above technical solution:

the outer parts of the two eccentric wheels are contacted with the right end of the mounting seat.

As a further description of the above technical solution:

the rear end of the transmission rod is rotatably connected with the inner rear wall of the sampling box through a rotating shaft.

As a further description of the above technical solution:

the longitudinal section of the sliding block is set to be in a direction, and the outer part of the sliding block is in sliding connection with the inner wall of the mounting cavity.

The utility model has the following beneficial effects:

1. according to the utility model, the mounting groove, the second spring, the movable plate, the placing cavity, the clamping block and other structures are additionally arranged for mutual matching, so that the sampling tube is more stable in the placing cavity and is not easy to slide, and the problem that the sampling tube is possibly damaged due to jolt vibration during transportation is solved.

2. According to the utility model, through the mutual cooperation of the structures such as the micro motor, the transmission rod, the eccentric wheel and the first spring, the mounting seat can move left and right, the throat swab in the sampling tube and the reaction solution are fully mixed, and the accuracy in measurement is ensured.

Drawings

Fig. 1 is a perspective view of a throat swab sample mixing and sampling device according to the present utility model;

fig. 2 is a schematic diagram of a slider structure of a throat swab sample mixing and sampling device according to the present utility model;

FIG. 3 is a cross-sectional view of a mounting base of a throat swab sample mixing and sampling device according to the present utility model;

fig. 4 is an enlarged view at a in fig. 3.

Legend description:

1. a first spring; 2. a mounting cavity; 3. a slide block; 4. a sampling box; 5. a guide rod; 6. an eccentric wheel; 7. a transmission rod; 8. a micro motor; 9. a placement cavity; 10. a sampling tube; 11. a mounting base; 12. a second spring; 13. a movable plate; 14. a mounting groove; 15. and (5) clamping blocks.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, one embodiment provided by the present utility model is: a throat swab sample mixing sampling device comprises a sampling box 4, wherein an installation cavity 2 is formed in the inner front wall and the inner rear wall of the sampling box 4, a telescopic space is provided for a first spring 1, a guide rod 5 is fixedly connected to the inside of the installation cavity 2, the first spring 1 can stretch out and draw back outside the guide rod 5, the service life of the first spring 1 is guaranteed, the first spring 1 is sleeved outside the guide rod 5, a sliding block 3 is slidingly connected to the outside of the guide rod 5, an installation seat 11 is fixedly connected to one side close to the two sliding blocks 3, a plurality of placement cavities 9 are arranged at the top of the installation seat 11, sampling pipes 10 are arranged in the placement cavities 9, two installation grooves 14 are arranged on the side walls of the placement cavities 9, a second spring 12 is fixedly connected to the inside of the installation grooves 14, a movable plate 13 is slidingly connected to the inside of the installation grooves 14, a clamping block 15 is fixedly connected to one end of the movable plate 13 far away from the installation grooves 14, the sampling tube 10 is sleeved in the placing cavity 9, the clamping block 15 is driven to retract into the mounting groove 14, the second spring 12 is in a compressed state, when the sampling tube 10 is completely clamped in the placing cavity 9, the movable plate 13 moves along the inner wall of the mounting groove 14 under the elastic force of the second spring 12 until the clamping block 15 is tightly contacted with the outer surface of the sampling tube 10, and is fixedly clamped, so that the sampling tube 10 is more stable in the placing cavity 9 and is not easy to slide, the sampling tube 10 jolt and shake during transferring is ensured, the micro motor 8 is mounted at the front end of the sampling box 4, which possibly damages the sampling tube 10, the output end of the micro motor 8 penetrates through the outer wall of the sampling box 4 and is fixedly connected with the transmission rod 7, the two eccentric wheels 6 are fixedly connected with the outer part of the transmission rod 7, the transmission rod 7 rotates by starting the micro motor 8, and make eccentric wheel 6 take place the swing, when the bulge of eccentric wheel 6 contacts with mount pad 11, mount pad 11 can drive slider 3 along the outer wall of guide bar 5 left movement, until compressing first spring 1, when the bulge of eccentric wheel 6 no longer contacts with mount pad 11, make mount pad 11 remove rightwards under the reset action of first spring 1, thereby realize the left and right reciprocating motion of mount pad 11, it is more even to sample the inside throat swab of pipe 10 and reaction liquid mix, make the measurement more accurate.

One end of the first spring 1 is fixedly connected with the inner wall of the installation cavity 2, the other end of the first spring 1 is fixedly connected with the outer wall of the sliding block 3, the installation seat 11 is enabled to move rightwards by utilizing the elastic force of the first spring 1, the clamping block 15 can be firmly clamped into the outer wall of the sampling pipe 10 by utilizing the elastic force of the second spring 12, the clamping block is fixedly clamped and prevented from shaking, the other end of the second spring 12 is fixedly connected with the outer wall of the movable plate 13, the upper surface of the clamping block 15 is arc-shaped, when the upper surface of the clamping block 15 is contacted with the outer wall of the sampling pipe 10, the clamping block 15 is driven to retract into the installation groove 14, the second spring 12 is enabled to be in a compressed state, the sampling pipe 10 is enabled to extend into the installation groove 14 conveniently, the outer surfaces of the clamping block 15 are contacted with the outer wall of the sampling pipe 10, the outer parts of the two eccentric wheels 6 are contacted with the right end of the installation seat 11, the rear end of the transmission rod 7 is rotationally connected with the inner rear wall of the sampling box 4 through a rotating shaft, the longitudinal section of the sliding block 3 is arranged to be in the direction, the outer part of the sliding block 3 is connected with the inner wall of the installation cavity 2 in a sliding mode, and stability when the sliding block 3 moves is guaranteed.

Working principle: when the device is specifically used, the collected throat swab is placed in the sampling tube 10 and screwed into the bottle cap, then the sampling tube 10 is sleeved in the placement cavity 9, the upper surface of the clamping block 15 is arc-shaped, so that the clamping block 15 is driven to retract into the mounting groove 14 when the upper surface of the clamping block 15 is in contact with the outer wall of the sampling tube 10, the second spring 12 is in a compressed state, when the sampling tube 10 is completely clamped in the placement cavity 9, then under the elastic force of the second spring 12, the movable plate 13 is enabled to move along the inner wall of the mounting groove 14 until the clamping block 15 is tightly contacted with the outer surface of the sampling tube 10, the clamping block is fixedly clamped, the sampling tube 10 is enabled to be more stable in the placement cavity 9 and difficult to slide, jolt vibration of the sampling tube 10 during transfer is guaranteed, damage to the sampling tube 10 can be caused, meanwhile, the transmission rod 7 is enabled to rotate through the starting of the micro motor 8, when the convex part of the eccentric wheel 6 is in contact with the mounting seat 11, the mounting seat 11 can drive the sliding block 3 to move leftwards along the outer wall of the guide rod 5, the first spring 1 is enabled to move leftwards until the first spring 11 is compressed, and then the liquid is enabled to move more evenly when the eccentric wheel 6 is mounted to the mounting seat 11 is in contact with the mounting seat 11, and the liquid is more evenly, and the liquid is mounted in the mounting seat 11 is more than the mounting seat 11 is in the opposite to the opposite direction, and the situation when the device is more evenly and the device is mounted to the device is in the contact with the mounting seat 11.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a throat swab sample mixes sampling device, includes sampling box (4), its characterized in that: the utility model discloses a miniature motor (8) is installed to the front end of sampling box (4), the top of mount pad (11) is provided with a plurality of chambeies (9) of placing, the inside of placing chambeies (9) is provided with sampling pipe (10), the lateral wall of placing chambeies (9) is provided with two mounting grooves (14), the inside fixedly connected with second spring (12) of mounting groove (14), the inside sliding connection of mounting groove (14) has fly leaf (13), the one end fixedly connected with fixture block (15) of mounting groove (14) are kept away from to fly leaf (13), miniature motor (8) are installed to the front end of sampling box (4), output of miniature motor (8) is connected with two eccentric drive rod (7) of penetrating through-hole (7) of outer wall (7) of sampling box (4).

2. The throat swab specimen mixing sampling device according to claim 1, wherein: one end of the first spring (1) is fixedly connected with the inner wall of the installation cavity (2), and the other end of the first spring (1) is fixedly connected with the outer wall of the sliding block (3).

3. The throat swab specimen mixing sampling device according to claim 1, wherein: the other end of the second spring (12) is fixedly connected with the outside of the movable plate (13).

4. The throat swab specimen mixing sampling device according to claim 1, wherein: the upper surface of fixture block (15) sets up to the arc, the surface of fixture block (15) contacts with the outer wall of sampling pipe (10).

5. The throat swab specimen mixing sampling device according to claim 1, wherein: the outer parts of the two eccentric wheels (6) are contacted with the right end of the mounting seat (11).

6. The throat swab specimen mixing sampling device according to claim 1, wherein: the rear end of the transmission rod (7) is rotationally connected with the inner rear wall of the sampling box (4) through a rotating shaft.

7. The throat swab specimen mixing sampling device according to claim 1, wherein: the longitudinal section of the sliding block (3) is set to be in a direction, and the outer part of the sliding block (3) is in sliding connection with the inner wall of the installation cavity (2).