CN214193243U

CN214193243U - Well-sealed virus sampling assembly

Info

Publication number: CN214193243U
Application number: CN202023318222.8U
Authority: CN
Inventors: 王小梅
Original assignee: Chengdu Ruiqi Medical Technology Co ltd
Current assignee: Chengdu Ruiqi Medical Technology Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-09-14
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses a well sealed virus sampling subassembly, including the sampling pipe, the sampling pipe includes body and tube cap, and the bottom of body is equipped with the kerve that the cross-section is round platform shape, and the inboard of tube cap is equipped with the bulge ball, and the ball groove card on piston upper portion is on the bulge ball, and the outside of piston is equipped with the ring edge that is located the lower part, and the lower part of piston is equipped with the slot that is located center department. Compared with the prior art, the utility model, following advantage and beneficial effect have: the piston is used for sealing the pipe orifice, so that liquid leakage caused by thread failure or gasket loss is avoided; the swab is inserted into the slot of the piston, the sealing performance of the piston is improved by expansion fitting, and meanwhile, the stability of the swab is guaranteed.

Description

Well-sealed virus sampling assembly

Technical Field

The utility model relates to a virus sampling, concretely relates to well sealed virus sampling subassembly.

Background

The virus sampling tube is a mature specimen collecting, transferring and storing container, the container structure mainly comprises a tube body and a tube cover, and the container usually contains preserving fluid, so that the function of closing and no leakage is required. The main mode of realizing this function among the prior art is, body and tube cover rely on the screw to twist to cooperate sealed, discovery is not twisted up or screw-thread fit is not accurate takes place liquid and leaks in the in-service use, perhaps place packing ring or gasket shutoff mouth of pipe portion in the tube cover, this kind of structure need be moulded plastics and is placed packing ring or gasket in the inner chamber of plastics lid internal fixation separately after the completion, if the inner chamber is too tight then difficult to put into, if too loose then the pine takes off in the transportation, if take place packing ring or gasket and drop, rework when easily causing the production processing upper cover, or appear the weeping when not discovering.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that overcome prior art not enough, aim at provides a sealed good virus sampling subassembly, solves the problem of current sampling pipe weeping.

The utility model discloses a following technical scheme realizes: the utility model provides a sealed good virus sampling subassembly, includes the sampling pipe, and the sampling pipe includes body and tube cap, and the bottom of body is equipped with the kerve that the cross-section is the round platform shape, and the inboard of tube cap is equipped with the bulge ball, and the ball groove card on piston upper portion is on the bulge ball, and the outside of piston is equipped with the ring edge that is located the lower part, and the lower part of piston is equipped with the slot that is located center department.

Furthermore, the upper part of the pipe body is provided with an external thread part, and the inner side of the pipe cover is provided with an internal thread part.

Furthermore, the external thread part and the internal thread part are in a double-spiral type which are matched with each other.

Furthermore, the outside of body be equipped with spacing edge.

Furthermore, the sampling box also comprises a safety bag and a swab, and the sampling tube, the safety bag and the swab are all arranged in the sampling box.

Furthermore, two self-sealing strips are arranged on the safety bag.

Furthermore, a biological safety prompt icon is arranged on the safety bag.

Furthermore, the swab comprises a swab head, the swab head is arranged at the end of the operating handle, and the operating handle is provided with a breaking point.

Further, the material of the swab head is polyester fiber or polypropylene fiber.

Furthermore, the operating handle is made of ABS or polypropylene.

Further, the sampling box include box body and lid, be equipped with the rack in the box body, the rack is divided into space I and space II with the lower part of box body, places the safety bag box in the space I, places in the space II and wipes away the son box, the sampling tube is inserted in placing of rack downtheholely, the lower part and the contact of safety bag box or swab box of sampling tube are equipped with the card protruding on the box body, are equipped with draw-in groove and last draw-in groove down on the lid.

Compared with the prior art, the utility model, following advantage and beneficial effect have:

1. the piston is used for sealing the pipe orifice, so that liquid leakage caused by thread failure or gasket loss is avoided;

2. the swab is inserted into the slot of the piston, the sealing performance of the piston is improved by expansion fitting, and meanwhile, the stability of the swab is guaranteed.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:

fig. 1 is a sectional view of the sampling tube structure of the present invention.

Fig. 2 is the schematic diagram of the sampling tube structure of the present invention.

Fig. 3 is a sectional view of the structure of the present invention.

In the figure: 1-sampling tube, 11-tube body, 12-tube cap, 13-external thread part, 14-internal thread part, 15-limit edge, 16-bottom groove, 17-convex ball, 18-piston, 19-ring edge and 110-slot; 2-safety bag, 21-self-sealing strip; 3-swab, 31-swab head, 32-break point, 33-handle; 4-sampling box, 41-box body, 42-box cover, 43-placing frame, 44-clamping projection, 45-lower clamping groove and 46-upper clamping groove.

Detailed Description

To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.

Examples

As shown in figures 1-3, a well-sealed virus sampling assembly comprises a sampling tube 1, a safety bag 2, a swab 3 and a sampling box 4, wherein the sampling tube 1, the safety bag 2 and the swab 3 are all arranged in the sampling box 4 to form a whole set of virus sampling assembly, and the well-sealed virus sampling assembly has the advantages of safety in transportation and preservation, convenience in use and easiness in volume production.

Sampling pipe 1 includes body 11 and tube cap 12, and the upper portion of body 11 is equipped with external screw thread portion 13, and the inboard of tube cap 12 is equipped with internal thread portion 14, and body and tube cap pass through the screw thread and realize connecting sealedly. The external thread portion 13 and the internal thread portion 14 are of a double-screw type that are engaged with each other, and the upper cover is easier to be closed by the double-screw type of thread, and the thread is not easily loosened after the upper cover is closed. The outside of body 11 is equipped with spacing edge 15, and spacing edge is as the location edge of tube cap, and spacing edge is hung on the track easily at production reason pipe in-process, is convenient for large-scale production.

The bottom of the tube body 11 is provided with a bottom groove 16 with a truncated cone-shaped cross section, and the virus sampling tube in the prior art needs 3-6mL of preservation solution for immersing a swab because the tube diameter is large and the bottom of the virus sampling tube is a shallow circular or arc-shaped bottom groove. The round platform-shaped bottom groove 16 can immerse the swab by only 1mL of virus preservation solution, the dilution multiple of the sample is smaller, the positive detection rate can be improved, and the reagent cost of the preservation solution is saved.

The inner side of the tube cover 12 is integrally provided with a convex ball 17, and a ball groove at the upper part of the piston 18 is clamped on the convex ball 17 to realize the fixation of the piston on the tube cover. The outside an organic whole of piston 18 is equipped with the ring edge 19 that is located the lower part, and the ring edge forms sealedly along laminating with the inner wall of body, and when the tube cap moves down, the air in the piston extrusion body for the piston pressurized inflation grow, make the ring along the inner wall laminating with the body tighter, guarantee sealed effect. The lower part of the piston 18 is provided with a slot 110 at the center, the slot is used for inserting the swab after sampling, before the piston enters the tube body, the piston is enlarged by the swab, and meanwhile, the stable placement of the swab in the tube body is ensured.

The safety bag is used for packing into the sampling pipe, places virus sampling pipe in the safety bag after the sampling, and the sample adhesion that the mouth of pipe portion probably exists when preventing not to screw the tube cap or sample reveals, guarantees the safety that the sample was transported. Two self-sealing strips 21 are arranged on the safety bag 2. The sealing performance of the safety bag is improved, and a biological safety prompt icon is arranged on the safety bag 2.

The swab 3 comprises a swab head 31, the swab head 31 is arranged at the end of an operating handle 33, and the operating handle 33 is provided with a breaking point 32. The material of the swab head 31 is polyester fibre or polypropylene fibre. Traditional cotton swab head or bamboo wood pole swab contain the diatom calcium, can seriously influence the inspection of virus nucleic acid to the firm adhesion of sample is extremely difficult to elute in the swab head after the cotton swab sampling, and the swab elution rate that adopts the flocking is up to more than 70%, has guaranteed good positive relevance ratio. The material of the operating handle 33 is ABS or polypropylene, which ensures the strength of the operating handle. The swab 3 is a nasopharynx swab or an oropharynx swab, a breaking point is arranged on the swab, and the swab head is easy to break and place in a virus sampling tube after sampling.

Sampling box 4 includes box body 41 and lid 42, is equipped with rack 43 in the box body 41, and rack 43 is space I and space II with the lower part of box body 41, places the safety bag box in the space I, places the swab box in the space II, and sampling tube 1 inserts in rack 43's the downthehole of placing, and sampling tube 1's lower part and safety bag box or swab box contact are equipped with card protruding 44 on the box body 41, are equipped with draw-in groove 45 and last draw-in groove 46 down on the lid 42.

When not using, the safety bag box, wipe away sub-box and sampling tube and all place in the sampling box, the protruding card of box body realizes closing of sampling box in the lower draw-in groove of lid. When the sampling box is used, all articles are taken out, then the safety bag and the swab are used up, the sampling tube is re-arranged in the box body, and at the moment, due to the fact that the space is vacated below, the clamping convex card of the box body is clamped in the upper clamping groove of the box cover, and the sampling box is closed.

The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a well-sealed virus sampling assembly, includes sampling pipe (1), and sampling pipe (1) includes body (11) and tube cap (12), its characterized in that: the bottom of the pipe body (11) is provided with a bottom groove (16) with a truncated cone-shaped section, the inner side of the pipe cover (12) is provided with a convex ball (17), the ball groove on the upper part of the piston (18) is clamped on the convex ball (17), the outer side of the piston (18) is provided with a ring edge (19) positioned at the lower part, and the lower part of the piston (18) is provided with a slot (110) positioned at the center.

2. A well-sealed viral sampling assembly according to claim 1, wherein: the upper part of the pipe body (11) is provided with an external thread part (13), and the inner side of the pipe cover (12) is provided with an internal thread part (14).

3. A well-sealed viral sampling assembly according to claim 2, wherein: the external thread part (13) and the internal thread part (14) are in a double-spiral type which are mutually matched.

4. A well-sealed viral sampling assembly according to claim 1, wherein: the outer side of the pipe body (11) is provided with a limiting edge (15).

5. A well-sealed viral sampling assembly according to claim 1, wherein: the sampling box also comprises a safety bag (2) and a swab (3), wherein the sampling tube (1), the safety bag (2) and the swab (3) are all arranged in the sampling box (4).

6. A well-sealed viral sampling assembly according to claim 5, wherein: two self-sealing strips (21) are arranged on the safety bag (2).

7. A well-sealed viral sampling assembly according to claim 5, wherein: the swab (3) comprises a swab head (31), the swab head (31) is arranged at the end of the operating handle (33), and the operating handle (33) is provided with a breaking point (32).

8. A well-sealed viral sampling assembly according to claim 7, wherein: the material of the swab head (31) is polyester fiber or polypropylene fiber.

9. A well-sealed viral sampling assembly according to claim 7 or 8, wherein: the operating handle (33) is made of ABS or polypropylene.

10. A well-sealed viral sampling assembly according to claim 5, wherein: sampling box (4) including box body (41) and lid (42), be equipped with rack (43) in box body (41), rack (43) are space I and space II with the lower part of box body (41), place the safety bag box in the space I, place the swab box in the space II, sampling tube (1) is inserted in the placing hole of rack (43), the lower part and the contact of safety bag box or swab box of sampling tube (1), be equipped with card protruding (44) on box body (41), be equipped with draw-in groove (45) down and go up draw-in groove (46) on lid (42).