CN215017985U

CN215017985U - Sample mixing and sampling device for nucleic acid detection and collection

Info

Publication number: CN215017985U
Application number: CN202120813694.6U
Authority: CN
Inventors: 于婷
Original assignee: Changchun Dean Medical Laboratory Co ltd
Current assignee: Changchun Dean Medical Laboratory Co ltd
Priority date: 2021-04-21
Filing date: 2021-04-21
Publication date: 2021-12-07
Anticipated expiration: 2031-04-21

Abstract

The utility model belongs to the technical field of medical instrument, especially, a mixed sampling device of sample for nucleic acid detection collection has aimed at the problem of poor placing convenience to the sample body after collection, and the scheme is provided as follows, including the collection box, the interior of the collection box is provided with a sample rack, the interior of the sample rack is slidably penetrated and placed with a plurality of sample bodies, and the inner wall of one side of the collection box is fixed with a plurality of placing blocks which are symmetrically distributed; the utility model discloses in through the setting of spacing subassembly, the removal of slide bar can drive the connecting rod and remove, and the connecting rod can drive the dwang and rotate, and the rotor plate can drive the stopper when rotating and remove, and the stopper can carry out spacing fixed to the sample body, prevents that the collection box when removing, produces to slide and causes empting and the unrestrained collision of sample body, causes the damage and the confusion of sample body, influences the normal clear of nucleic acid collection work.

Description

Sample mixing and sampling device for nucleic acid detection and collection

Technical Field

The utility model relates to a medical instrument technical field especially relates to a mixed sampling device of sample is used in nucleic acid detection collection.

Background

The nucleic acid detection method is a method for judging whether a patient is infected by virus by searching whether DNA and RNA of the virus invaded from the outside exist in a respiratory tract sample, blood or feces of the patient, and is a gold standard for determining virus infection.

In mixing the sampling process, need place many people's samples in same sampling pipe, cover after having gathered a preceding sample promptly and putting into the sampling pipe, continue to gather a back sample, need open the box again this moment and put into back sample and then cover again, operate according to this and gather 5 ~ 10 sample back sealed pipe cap censorship, this kind of operation is not only loaded down with trivial details, opens the pipe cap repeatedly and easily causes the diffusion of virus aerosol, exists the infection risk to medical personnel and on the spot wait the staff.

Therefore, a mixed sampling device for nucleic acid detection and collection is needed to solve the problem of poor convenience in placing the collected sample body.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of mixed sampling device of sample is used in nucleic acid detection collection has solved the relatively poor problem of the convenience of placing to the sample body after gathering.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a mixed sampling device of sample for nucleic acid detection collection, includes the collection box, the inside of collection box is provided with the sample frame, the inside of sample frame slides and runs through and has placed a plurality of sample bodies, one side inner wall of collection box is fixed with a plurality of placing the piece that are symmetric distribution, the sample body is placed and is placed in the top of placing the piece and contact with the top lateral wall of placing the piece, one side inner wall sliding connection of collection box has the sliding plate, the recess has been seted up to the inside of collection box, one side lateral wall of recess has expanding spring a, one side lateral wall of expanding spring a is fixed with the fixture block, one side lateral wall of sliding plate seted up with fixture block matched with draw-in groove, one side of sample body is provided with spacing subassembly.

Preferably, spacing subassembly include with place the fixed cover of one side lateral wall of piece, the inside sliding connection of fixed cover has the slide bar, the bottom mounting of slide bar has the fixed plate, one side lateral wall of fixed plate with be fixed with expanding spring b between the one side lateral wall of fixed cover, the top of slide bar articulates there is the connecting rod, the top lateral wall of placing the piece rotates and is connected with the rotor plate, one side lateral wall of rotor plate is fixed with the spacing piece, the one end that the slide bar was kept away from to the connecting rod with one side lateral wall of rotor plate is articulated.

Preferably, the cross section of the bottom end of the fixed plate is arc-shaped, and the bottom end of the fixed plate is slidably connected with the top end of the sliding plate.

Preferably, a plurality of fixed blocks that are the symmetric distribution are fixed with to one side lateral wall of sample frame, the spout has been seted up to the inside of fixed block, the inside sliding connection of spout has the U-shaped cover, the U-shaped cover is located directly over the sample body.

Preferably, the cross section of the top end of the U-shaped sleeve is arc-shaped, and the top end of the U-shaped sleeve is in contact with the inner wall of one side of the collection box.

Preferably, the outer surface of one end of the sample body is arc-shaped, and the limiting block and the contact surface of the placing block and the sample body are both arc-shaped and matched.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in through the setting of spacing subassembly, the removal of slide bar can drive the connecting rod and remove, and the connecting rod can drive the dwang and rotate, and the rotor plate can drive the stopper when rotating and remove, and the stopper can carry out spacing fixed to the sample body, prevents that the collection box when removing, produces to slide and causes empting and the unrestrained collision of sample body, causes the damage and the confusion of sample body, influences the normal clear of nucleic acid collection work.

2. The utility model discloses in through the setting of U-shaped cover, U-shaped cover joint in the inside of fixed block, isolated sample body contact after every sampling prevents that medical personnel from contacting too much collection source, avoids appearance contacter's cross infection, reduces medical personnel to the touching number of times of the sample body after gathering.

Drawings

FIG. 1 is a schematic diagram of a main sectional structure of a sample mixing and sampling device for nucleic acid detection and collection according to the present invention;

FIG. 2 is an enlarged view of area A of FIG. 1;

fig. 3 is the utility model provides a nucleic acid detects sample and mixes sampling device's side cut structure schematic diagram for collection.

In the figure: 1. a collection box; 2. a sample rack; 3. a sample body; 4. placing the blocks; 5. a sliding plate; 6. a groove; 7. a telescopic spring a; 8. a clamping block; 9. a card slot; 10. a limiting component; 100. fixing a sleeve; 101. a slide bar; 102. a fixing plate; 103. a telescopic spring b; 104. A connecting rod; 105. a rotating plate; 106. a limiting block; 11. a fixed block; 12. a chute; 13. A U-shaped sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a mixed sampling device of sample for nucleic acid detection collection, including collection box 1, the inside of collection box 1 is provided with sample holder 2, the inside of sample holder 2 slides and runs through and has placed a plurality of sample bodies 3, one side inner wall of collection box 1 is fixed with a plurality of placing pieces 4 that are the symmetric distribution, sample body 3 places and contacts in the top of placing piece 4 and the top lateral wall of placing piece 4, one side inner wall sliding connection of collection box 1 has sliding plate 5, collection box 1's inside has seted up recess 6, one side lateral wall of recess 6 has expanding spring a7, one side lateral wall of expanding spring a7 is fixed with fixture block 358, one side lateral wall of sliding plate 5 has seted up draw-in groove 9 with fixture block 8 matched with, one side of sample body 3 is provided with spacing subassembly 10, and specific, spacing subassembly 10 and the setting of placing piece 4, be convenient for placing in the protection of sample body 3.

Spacing subassembly 10 includes with the fixed cover 100 of the one side lateral wall of placing piece 4, the inside sliding connection of fixed cover 100 has slide bar 101, the bottom mounting of slide bar 101 has fixed plate 102, be fixed with expanding spring b103 between the one side lateral wall of fixed plate 102 and the one side lateral wall of fixed cover 100, the top of slide bar 101 articulates there is connecting rod 104, the top lateral wall of placing piece 4 rotates and is connected with rotor plate 105, one side lateral wall of rotor plate 105 is fixed with spacing piece 106, the one end that slide bar 101 was kept away from to connecting rod 104 is articulated with one side lateral wall of rotor plate 105, it is concrete, spacing subassembly 10's effect prevents that collection box 1 when removing, produce to slide and cause empting and unrestrained collision of sample body 3, cause damage and the confusion of sample body 3, influence the normal clear of nucleic acid collection work.

The cross section of the bottom end of the fixed plate 102 is arc-shaped, the bottom end of the fixed plate 102 is slidably connected with the top end of the sliding plate 5, specifically, the top end of the fixed plate 102 is arc-shaped, the sliding plate 5 can conveniently slide into the collection box 1, a plurality of fixed blocks 11 which are symmetrically distributed are fixed on the side wall of one side of the sample rack 2, a sliding chute 12 is formed in each fixed block 11, a U-shaped sleeve 13 is slidably connected in each sliding chute 12, the U-shaped sleeve 13 is positioned right above the sample body 3, the cross section of the top end of the U-shaped sleeve 13 is arc-shaped, the top end of the U-shaped sleeve 13 is in contact with the inner wall of one side of the collection box 1, the outer surface of one end of the sample body 3 is arc-shaped, the contact surfaces of the limiting block 106 and the placing block 4 and the sample body 3 are both arc-shaped, the U-shaped sleeve 13 is clamped in the fixed block 11, so as to isolate the contact of the sample body 3 after sampling, and prevent medical personnel from contacting too many collection sources, avoid appearance contacter's cross infection, reduce medical personnel to the number of times of touching of sample body 3 after gathering.

The working principle is as follows: when doctors and patients perform mixed sampling on people needing nucleic acid detection, the sampled sample bodies 3 are placed on the sample rack 2 in the collection box 1, the sample bodies 3 are placed on the top end of the placing block 4 and attached to the placing block, the U-shaped sleeve 13 is clamped in the fixing block 11 when the placing is completed, contact of each sampled sample body 3 is isolated, medical workers are prevented from contacting too many collection sources, cross infection of the sample contactors is avoided, the number of times of the medical workers touching the collected sample bodies 3 is reduced, when the collected samples can be stored after the collection is completed, the sliding plate 5 is placed at the bottom of the collection box 1, in the placing process, the outer wall of one side of the sliding plate 5 is contacted with the outer wall of one side of the clamping block 8, and the clamping block 8 is clamped into the clamping groove 9 under the action of the telescopic spring a7, meanwhile, the sliding plate 5 contacts with the fixed plate 102 to push the fixed plate 102, the fixed plate 102 moves towards the fixed sleeve 100 under the extrusion of the sliding plate 5, the fixed plate 102 drives the sliding rod 101 to move along with the sliding rod 102 when moving, the expansion spring b103 contracts under the movement of the fixed plate 102, the sliding rod 101 drives the connecting rod 104 to move when moving, the connecting rod 104 drives the rotating plate 105 to rotate when moving, the rotating plate 105 rotates towards the direction of the sample body 3, the rotating plate 105 drives the limiting block 106 to move when rotating, the limiting block 106 limits and fixes the sample body 3 to prevent the collection box 1 from moving, the sliding is generated to cause the toppling and the falling collision of the sample body 3, so that the damage and the disorder of the sample body 3 are caused, and the normal operation of the nucleic acid collection work is influenced.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A sample mixing and sampling device for nucleic acid detection and collection comprises a collection box (1), wherein a sample rack (2) is arranged inside the collection box (1), a plurality of sample bodies (3) are placed in the sample rack (2) in a sliding and penetrating manner, and the sample mixing and sampling device is characterized in that a plurality of symmetrically-distributed placing blocks (4) are fixed on the inner wall of one side of the collection box (1), the sample bodies (3) are placed at the top ends of the placing blocks (4) and are in contact with the side wall of the top ends of the placing blocks (4), a sliding plate (5) is connected to the inner wall of one side of the collection box (1) in a sliding manner, a groove (6) is formed in the collection box (1), an expansion spring a (7) is arranged on the side wall of one side of the groove (6), a clamping block (8) is fixed on the side wall of the expansion spring a (7), a clamping groove (9) matched with the clamping block (8) is formed in the side wall of one side of the sliding plate (5), one side of the sample body (3) is provided with a limiting component (10).

2. The sample mixing and sampling device for nucleic acid detection and collection according to claim 1, the limiting component (10) comprises a fixed sleeve (100) fixed with the side wall of one side of the placing block (4), a sliding rod (101) is connected inside the fixed sleeve (100) in a sliding manner, a fixed plate (102) is fixed at the bottom end of the sliding rod (101), a telescopic spring b (103) is fixed between the side wall of one side of the fixed plate (102) and the side wall of one side of the fixed sleeve (100), the top end of the sliding rod (101) is hinged with a connecting rod (104), the side wall of the top end of the placing block (4) is rotatably connected with a rotating plate (105), a limiting block (106) is fixed on one side wall of the rotating plate (105), and one end, far away from the sliding rod (101), of the connecting rod (104) is hinged to one side wall of the rotating plate (105).

3. The mixed sampling device for nucleic acid detection and collection according to claim 2, wherein the bottom end of the fixing plate (102) has a circular arc-shaped cross section, and the bottom end of the fixing plate (102) is slidably connected to the top end of the sliding plate (5).

4. The mixed sampling device of a sample for nucleic acid detection and collection according to claim 1, wherein a plurality of symmetrically distributed fixing blocks (11) are fixed on a side wall of the sample holder (2), a sliding groove (12) is formed in the fixing block (11), a U-shaped sleeve (13) is slidably connected to the inside of the sliding groove (12), and the U-shaped sleeve (13) is located right above the sample body (3).

5. The sample mixing and sampling device for nucleic acid detection and collection according to claim 4, wherein the cross section of the top end of the U-shaped sleeve (13) is circular arc, and the top end of the U-shaped sleeve (13) is in contact with one side inner wall of the collection box (1).

6. The mixed sampling device of the sample for nucleic acid detection and collection according to claim 2, wherein the outer surface of one end of the sample body (3) is arc-shaped, and the contact surfaces of the limiting block (106) and the placing block (4) and the sample body (3) are both arc-shaped and matched.