CN213714800U

CN213714800U - Saliva collector with liquid sealing structure

Info

Publication number: CN213714800U
Application number: CN202022213323.2U
Authority: CN
Inventors: 夏永胜
Original assignee: Jiangsu Huaxia Ruitai Plastics Co ltd
Current assignee: Jiangsu Huaxia Ruitai Plastics Co ltd
Priority date: 2020-10-07
Filing date: 2020-10-07
Publication date: 2021-07-16
Anticipated expiration: 2030-10-07

Abstract

The utility model discloses a saliva collector with a liquid sealing structure, which comprises a funnel and a collecting bottle, wherein the funnel is provided with a liquid storage tube, the upper end of the liquid storage tube is connected with the lower end of the funnel to form a sealing surface, the lower end of the liquid storage tube is arranged as an opening end, the bottleneck end of the collecting bottle is movably connected with the lower end of the funnel, when the collecting bottle is connected with the funnel through a thread and is screwed, the bottom surface of the collecting bottle is closely matched and hermetically connected with the lower end surface of the liquid storage tube, so that the liquid storage tube forms an airtight liquid storage; the funnel and the liquid storage pipe are of an integral structure formed in one step; the bottom surface of the collecting bottle is a conical surface or an arc surface, and the lower end surface of the liquid storage tube is a conical surface or an arc surface structure which is matched with the bottom surface of the collecting bottle. The utility model discloses as long as will gather the bottle slowly unscrew during the use, when making saliva enter into the collection bottle, the intraductal test solution of stock solution flows into in the collection bottle and forms mixed liquid with saliva. The utility model discloses compact structure, the collection process is swift, high-efficient, easily operates, and the security is high, has reduced the chance of polluting or infecting.

Description

Saliva collector with liquid sealing structure

Technical Field

The utility model belongs to the technical field of saliva collector technique and specifically relates to a set up saliva collector of liquid seal structure and keep up.

Background

Saliva sample collection is a method for obtaining DNA/RNA without harm and pain to human bodies. The collection of the saliva sample does not cause any discomfort to the collected person and is easy to be accepted, thereby being capable of furthest enlarging the sampling range of gene research. The existing saliva collector mainly comprises a collecting funnel, a collecting pipe and a collecting pipe cover. When the preservation liquid is mixed with saliva, the saliva sample can be preserved for a long time at room temperature, and the DNA/RNA of the saliva sample is not damaged.

The existing test solution or other related liquid for saliva collection is generally stored in an independent small tube, and after saliva is collected and enters a collecting tube, the test solution is mixed with the saliva in the collecting tube, so that the special independent small tube for storing the test solution is additionally required, the operation steps are more complicated, liquid overflow is possibly generated, the possibility of liquid pollution is increased, and particularly, the risk is higher when saliva samples are collected for some special people. For example, for the novel coronavirus carrier to collect saliva samples, the traditional saliva collector and the operation method thereof have the potential safety hazard of virus transmission.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a compact structure, the operation is safe, convenient, sets up the saliva collector of liquid seal structure up for safekeeping.

The purpose of the utility model is realized by adopting the following technical scheme:

a saliva collector with a liquid sealing structure comprises a funnel and a collecting bottle, wherein a liquid storage pipe is arranged at the lower end of the funnel, the upper end of the liquid storage pipe is connected with the lower end of the funnel to form a sealing surface, the lower end of the liquid storage pipe is an opening end, and a drainage hole of the funnel is formed in the outer side of the sealing surface; the bottle mouth end of the collection bottle is detachably and movably connected with the lower end of the funnel through threads, and the funnel is communicated with the inner cavity of the collection bottle through a drainage hole; when the collection bottle is connected with the funnel through threads and is screwed, the bottom surface of the collection bottle is tightly matched and hermetically connected with the lower end surface of the liquid storage pipe, so that the liquid storage pipe forms a closed liquid storage cavity.

As the utility model discloses a preferred technical scheme, the funnel is established to one shot forming's overall structure with the liquid storage pipe.

As the utility model discloses a preferred technical scheme, the bottom surface of gathering the bottle is established to conical surface or arc surface, and the lower terminal surface of stock solution pipe is established to the conical surface or the cambered surface structure of looks adaptation.

As the utility model discloses a preferred technical scheme, the outside of sealed face is equipped with the drainage hole of a pair of fan-shaped structure.

As the utility model discloses an optimized technical scheme, the collection bottle is equipped with the bottle lid, and the bottle lid passes through the screw thread to be connected with the bottleneck end of collection bottle.

As the preferred technical scheme of the utility model, the side of gathering the bottle is equipped with the scale mark.

As the preferred technical scheme of the utility model, the side of stock solution pipe is equipped with the scale mark.

As the utility model discloses a preferred technical scheme, funnel and liquid storage pipe are made by the translucent material of light color, the collection bottle is made by transparent material.

As the utility model discloses a preferred technical scheme, the opening of funnel upper end is equipped with sealed lid.

The utility model has the advantages that: compared with the prior art, the utility model discloses removed the independent tubule that traditional saliva collector is used for preserving liquid or test solution from, the saliva collection in-process as long as with the collection bottle slowly the unscrewing, when making saliva enter into the collection bottle, the interior test solution of stock solution pipe flows into in the collection bottle and forms mixed liquid with saliva.

The utility model discloses saliva collector's structure is compacter, and the collection process is simple, swift, nimble, high-efficient, easily operation, and the security improves, has reduced the chance of infecting. Is particularly suitable for collecting saliva samples of high risk groups such as novel coronavirus carriers; the sample treatment is convenient for automatic purification, DNA/RNA with more quantity and better quality can be obtained, and the operation is safe and convenient.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic top view of the structure of fig. 1.

Fig. 3 is a schematic structural view of the funnel and the liquid storage tube of the present invention.

Fig. 4 is a schematic structural view of the collection bottle cap screwed on the collection bottle of the present invention.

In the figure: 1. funnel, 2, collection bottle, 3, stock solution pipe, 4, drainage hole, 5, bottle lid, 6, collection bottle bottom surface.

Detailed Description

The invention will be further described with reference to the following detailed description of the embodiments with reference to the accompanying drawings:

as shown in fig. 1 to 4, a saliva collector with a liquid sealing structure comprises a funnel 1 and a collecting bottle 2, wherein a liquid storage tube 3 is arranged at the lower end of the funnel 1, the upper end of the liquid storage tube 3 is connected with the lower end of the funnel 1 to form a sealing surface, the lower end of the liquid storage tube 3 is an opening end, and a drainage hole 4 of the funnel is arranged on the outer side of the sealing surface; the bottle mouth end of the collection bottle 2 is detachably and movably connected with the lower end of the funnel 1 through threads, and the funnel 1 is communicated with the inner cavity of the collection bottle 2 through a drainage hole 4; when collection bottle 2 is connected and screws through screw and funnel 1, the bottom surface 6 of collection bottle 2 closely cooperates and sealing connection with the lower terminal surface of liquid storage tube 3 to make liquid storage tube 3 form inclosed liquid storage cavity.

In this embodiment, the funnel 1 and the liquid storage tube 3 are formed as an integral structure by one-step molding. The bottom surface 6 of the collection bottle 2 is set to be a conical surface or an arc surface, and the lower end surface of the liquid storage tube 3 is set to be a conical surface or an arc surface structure which are matched with each other, so that when the collection bottle 2 is screwed with the funnel 1, the bottom surface 6 of the collection bottle is matched with the lower end surface of the liquid storage tube 3 to form sealing connection. The outside of the sealing surface of the funnel 1 is provided with a pair of drainage holes 4 with a fan-shaped structure.

The collection bottle 2 is provided with a bottle cap 5, and the bottle cap 5 is connected with the bottle mouth end of the collection bottle 2 through threads. Scale marks are arranged on the side surface of the collecting bottle 2; the side of the liquid storage tube 3 is provided with scale marks. The funnel 1 and the liquid storage tube 3 are made of light-colored semitransparent materials, and the collection bottle 2 is made of transparent materials.

As another embodiment of the utility model, the opening of funnel 1 upper end can also set up soft sealed lid (not shown in the figure), and soft sealed lid not only is convenient for keep the cleanness of funnel 1 open end, can form the atmospheric pressure drive saliva through pressing down soft sealed lid and move down and get into in the collection bottle moreover when using saliva collector.

A use method of a saliva collector comprises the following steps:

(1) the open end of a funnel of the saliva collector faces downwards, a liquid storage pipe faces upwards, and then test solution is injected into the liquid storage pipe;

(2) the bottle mouth of the collection bottle is downwards sleeved on the periphery of the liquid storage pipe, the collection bottle is screwed with the lower end of the funnel through threads to form sealing connection, and meanwhile, the bottom surface of the collection bottle is tightly matched with the lower end surface of the liquid storage pipe, so that the liquid storage pipe forms a closed liquid storage cavity;

(3) when the saliva collecting device is used, the open end of the funnel of the saliva collecting device faces upwards, saliva is injected into the open end of the funnel, then the collecting bottle is loosened slowly, the saliva enters the collecting bottle, and meanwhile, a test solution in the liquid storage tube flows into the collecting bottle to form a mixed solution with the saliva;

(4) screwing the bottle cap of the collection bottle and the bottle mouth of the collection bottle, turning upside down and shaking the collection bottle to fully and uniformly mix the mixed liquid;

(5) the body of the collection bottle is labeled and then placed in a designated location or container.

The above embodiments are only for illustrating the conception and technical features of the present invention, and the purpose thereof is to make the technical personnel skilled in the art understand the technical solution and implementation mode of the present invention, and thus the protection scope of the present invention can not be limited thereby. All equivalent substitutions or equivalent changes made according to the technical scheme of the utility model are covered in the protection scope of the utility model.

Claims

1. The utility model provides a set up saliva collector of liquid seal structure, characterized by: the funnel comprises a funnel and a collection bottle, wherein a liquid storage pipe is arranged at the lower end of the funnel, the upper end of the liquid storage pipe is connected with the lower end of the funnel to form a sealing surface, the lower end of the liquid storage pipe is an opening end, and a drainage hole of the funnel is formed in the outer side of the sealing surface;

the bottle mouth end of the collection bottle is detachably and movably connected with the lower end of the funnel through threads, and the funnel is communicated with the inner cavity of the collection bottle through a drainage hole;

when the collection bottle is connected with the funnel through threads and is screwed, the bottom surface of the collection bottle is tightly matched and hermetically connected with the lower end surface of the liquid storage pipe, so that the liquid storage pipe forms a closed liquid storage cavity.

2. A saliva collector provided with a liquid containment structure as claimed in claim 1, wherein: the funnel and the liquid storage pipe are of an integral structure formed in one step.

3. A saliva collector provided with a liquid containment structure as claimed in claim 1, wherein: the bottom surface of the collecting bottle is a conical surface or an arc surface, and the lower end surface of the liquid storage tube is a conical surface or an arc surface structure which is matched with the bottom surface of the collecting bottle.

4. A saliva collector provided with a liquid containment structure as claimed in claim 1, wherein: and a pair of drainage holes with sector structures are arranged on the outer side of the sealing surface.

5. A saliva collector provided with a liquid containment structure as claimed in claim 1, wherein: the collection bottle is provided with a bottle cap, and the bottle cap is connected with the bottle mouth end of the collection bottle through threads.

6. A saliva collector provided with a liquid containment structure as claimed in claim 1, wherein: the side of the collection bottle is provided with scale marks.

7. A saliva collector provided with a liquid sealing structure as claimed in claim 6, wherein: and scale marks are arranged on the side surface of the liquid storage pipe.

8. A saliva collector provided with a liquid containment structure as claimed in claim 1, wherein: the funnel and the liquid storage pipe are made of light-colored semitransparent materials, and the collecting bottle is made of transparent materials.

9. A saliva collector provided with a liquid containment structure as claimed in claim 1, wherein: and a sealing cover is arranged at an opening part at the upper end of the funnel.