CN217042656U

CN217042656U - A drip and get device for reagent

Info

Publication number: CN217042656U
Application number: CN202220632530.8U
Authority: CN
Inventors: 贾坤静
Original assignee: Zhongke Inno Beijing International Medical Research Institute
Current assignee: Zhongke Inno Beijing International Medical Research Institute
Priority date: 2022-03-22
Filing date: 2022-03-22
Publication date: 2022-07-26
Anticipated expiration: 2032-03-22

Abstract

The utility model discloses a dripping device for reagent, which comprises a bottle body, wherein a bottle cap is connected at the top bottleneck of the bottle body in a screwing way through screw threads, a base is connected at the top of the bottle cap, an extension ring is arranged at the bottom edge of the base and is connected with the bottle cap in a screwing way through screw threads, a through hole is arranged at the center of the base in a penetrating way, a rubber cap is arranged at the top center of the base and is communicated with the through hole, a connecting seat is arranged at the bottom center of the bottle cap, a communicating port aligned with the through hole is arranged on the connecting seat and is communicated with the through hole, a sealing bulge A is arranged at the top opening edge of the communicating port, a dripping pipe head and a rubber cap which can be flexibly installed and detached are designed on the bottle cap in the utility model, when the sealing performance is influenced by the breakage of the bottle cap after long-time use, can dismantle the change to corresponding part, it is more convenient to use, avoids the reagent in the reagent bottle to leak.

Description

A drip and get device for reagent

Technical Field

The utility model belongs to the technical field of the device is got to reagent dripping, concretely relates to a drip and get device for reagent.

Background

The rubber head dropper is also called a rubber cap dropper and is an instrument for sucking or dropping a small amount of liquid reagent. The rubber head dropper consists of a rubber cap and a glass tube. The buffer ball has a straight shape, a buffer ball in the bent shape and the like. The dropper is directly arranged on the bottle caps of some existing reagent bottles, so that the reagent bottles are more convenient to use, the dropper and the bottle caps are generally of an integrated structure, flexible splitting cannot be performed, and the reagent bottles cannot be replaced after being damaged after being used for a long time.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a drip device for reagent to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: a dripping device for a reagent comprises a bottle body, wherein a bottle cap is connected to the top bottleneck of the bottle body in a screwed manner through threads, a base is connected to the top of the bottle cap, an extension ring is arranged at the edge of the bottom of the base and is connected with the bottle cap in a screwed manner through threads, a through hole penetrates through the center of the base, a rubber cap is arranged at the center of the top of the base and is communicated with the through hole, a connecting seat is arranged at the center of the bottom of the bottle cap, a communicating hole aligned with the through hole is formed in the connecting seat and penetrates through the connecting seat and is communicated with the through hole, a sealing bulge A is arranged at the opening edge at the top of the communicating hole, a sealing groove A is arranged at the position, corresponding to the sealing bulge A, of the bottom opening edge of the through hole, the sealing bulge A extends into the sealing groove A, and a layer of rubber sealing ring is arranged between the sealing groove A and the sealing bulge A, the bottom of intercommunication mouth is connected with drips and gets the tube head, and drips and get the tube head and communicate with the intercommunication mouth each other, the bottom of intercommunication mouth is provided with the thread groove with the drip and gets the tube head junction, the thread groove is got the tube head with dripping and is passed through the screw thread and close soon and be connected, the top edge of dripping and getting the tube head is provided with sealed protruding B, the top edge of thread groove is provided with seal groove B with sealed protruding B correspondence department, sealed protruding B extends to block in the seal groove B.

Preferably, the bottom of the dripping pipe head is an arc-shaped interface, the caliber of the bottom of the dripping pipe head is one third of that of the communicating port, and the dripping pipe head is provided with scale marks.

Preferably, the shape of the sealing groove A is an annular structure, and the structural size of the combination of the sealing bulge A and the rubber sealing ring is matched with the size of the sealing groove A.

Preferably, the sealing bulge B and the dripping pipe head are of an integrated structure, the sealing bulge B is of a circular structure bulge structure, and the shape and size of the sealing bulge B are matched with those of the sealing groove B.

Preferably, the connecting seat and the bottle cap are of an integrated structure, and the diameter of the connecting seat is matched with the caliber of the bottle opening of the bottle body.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a design dropping of installing in a flexible way and split on the bottle lid and get tube head and rubber cap, when using for a long time and appearing damaged influence leakproofness, can dismantle the change to corresponding part, use convenience more, avoid the reagent in the reagent bottle to leak.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic cross-sectional view of the drip tube and bottle cap assembly of the present invention;

FIG. 3 is an enlarged schematic view of the structure at the position A;

FIG. 4 is an enlarged schematic view of the structure at B of the present invention;

in the figure: 1. a bottle body; 2. a bottle cap; 3. a rubber cap; 4. a base; 5. dripping the tube head; 6. a connecting seat; 7. a thread groove; 8. a communication port; 9. an extension ring; 10. a through hole; 11. a rubber seal ring; 12. a sealing groove A; 13. a sealing protrusion A; 14. a sealing protrusion B; 15. and a seal groove B.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: a dripping device for reagent comprises a bottle body 1, a bottle cap 2 is connected to the top bottleneck of the bottle body 1 in a screwing mode through threads, a base 4 is connected to the top of the bottle cap 2, an extension ring 9 is arranged on the edge of the bottom of the base 4, the extension ring 9 is connected with the bottle cap 2 in a screwing mode through threads, disassembly and assembly are convenient and flexible, a through hole 10 penetrates through the center of the base 4, a rubber cap 3 is arranged at the center of the top of the base 4, the rubber cap 3 is communicated with the through hole 10, for operation convenience, reagent dripping is convenient, a connecting seat 6 is arranged at the center of the bottom of the bottle cap 2, a communicating port 8 aligned with the through hole 10 is formed in the connecting seat 6, the communicating port 8 penetrates through the connecting seat 6 and is communicated with the through hole 10, a sealing protrusion A13 is arranged on the edge of the top opening of the communicating port 8, a sealing groove A12 is arranged at the position, corresponding to the sealing protrusion A13, of the bottom opening edge of the through hole 10, sealing protrusion A13 extends to in sealing groove A12, and be provided with one deck rubber seal 11 between sealing groove A12 and the sealing protrusion A13, in order to improve the leakproofness, the bottom of intercommunication mouth 8 is connected with the drip tube head 5, and drip tube head 5 and intercommunication mouth 8 communicate each other, for the convenience of depositing reagent, the bottom of intercommunication mouth 8 and the junction of drip tube head 5 are provided with thread groove 7, thread groove 7 is connected through the screw thread closure with drip tube head 5, the top edge of drip tube head 5 is provided with sealing protrusion B14, the top edge of thread groove 7 is provided with sealing groove B15 with sealing protrusion B14 department of correspondence, sealing protrusion B14 extends to in the sealing groove B15 block, in order to guarantee sealed.

In this embodiment, preferably, the bottom end of the dripping tube head 5 is an arc-shaped interface, the caliber of the bottom end of the dripping tube head 5 is one third of the caliber of the communication port 8, and the dripping tube head 5 is provided with scale marks, so as to facilitate auxiliary measurement and dripping.

In this embodiment, it is preferable that the sealing groove a12 has an annular shape, and the combined structural size of the sealing protrusion a13 and the rubber seal ring 11 is matched with the size of the sealing groove a12, in order to improve the sealing property.

In this embodiment, it is preferable that the sealing protrusion B14 and the dropping nozzle 5 are of a unitary structure, the sealing protrusion B14 is of a circular structure, and the shape and size of the sealing protrusion B14 match with those of the sealing groove B15, so as to achieve the sealing function.

In this embodiment, preferably, the connecting seat 6 and the bottle cap 2 are of an integrated structure, and the diameter of the connecting seat 6 is matched with the caliber of the bottle opening of the bottle body 1, so as to ensure good integrity and sealing.

The utility model discloses a theory of operation and use flow: when the rubber cap 3 needs to be replaced, the bottle cap 2 can be held, the base 4 is rotated to enable the base 4 to be separated from the bottle cap 2, the base 4 with a new rubber cap 3 is sleeved on the bottle cap 2 again, the inner threads of the extension ring 9 are connected with the outer threads corresponding to the bottle cap 2 in a screwing mode, the sealing protrusion A13 extends into the sealing groove A12, and a layer of rubber sealing ring 11 is arranged between the sealing groove A12 and the sealing protrusion A13 to guarantee good sealing performance; when the dripping pipe head 5 is replaced, the dripping pipe head 5 can be directly screwed down, the top end of a new dripping pipe head 5 is aligned with the thread groove 7 and is rotated and fastened until the sealing bulge B14 extends into the sealing groove B15, and the sealing performance of the joint of the dripping pipe head 5 and the dripping pipe head 6 is ensured.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a drip device for reagent, includes bottle (1), its characterized in that: the bottle cap is characterized in that a bottle cap (2) is connected to the bottle mouth at the top of the bottle body (1) in a screwing mode through threads, a base (4) is connected to the top of the bottle cap (2), an extension ring (9) is arranged at the bottom edge of the base (4), the extension ring (9) is connected with the bottle cap (2) in a screwing mode through threads, a through hole (10) penetrates through the center of the base (4), a rubber cap (3) is arranged at the top center of the base (4), the rubber cap (3) is communicated with the through hole (10), a connecting seat (6) is arranged at the bottom center of the bottle cap (2), a communicating hole (8) aligned with the through hole (10) is formed in the connecting seat (6), the communicating hole (8) penetrates through the connecting seat (6) and is communicated with the through hole (10), and a sealing bulge A (13) is arranged at the edge of the top opening of the communicating hole (8), a sealing groove A (12) is arranged at the position of the bottom opening edge of the through hole (10) corresponding to the sealing bulge A (13), the sealing bulge A (13) extends into the sealing groove A (12), a layer of rubber sealing ring (11) is arranged between the sealing groove A (12) and the sealing bulge A (13), the bottom end of the communicating opening (8) is connected with a dripping pipe head (5), the dripping pipe head (5) is communicated with the communicating port (8), a threaded groove (7) is arranged at the connecting part of the bottom end of the communicating port (8) and the dripping pipe head (5), the thread groove (7) is screwed with the dripping pipe head (5) through threads, the top edge of the dripping pipe head (5) is provided with a sealing bulge B (14), a sealing groove B (15) is arranged at the position of the top edge of the thread groove (7) corresponding to the sealing bulge B (14), the sealing bulge B (14) extends into the sealing groove B (15) to be clamped.

2. A titration arrangement for reagent according to claim 1, wherein: the bottom of the dripping pipe head (5) is an arc-shaped interface, the caliber of the bottom end of the dripping pipe head (5) is one third of the caliber of the communicating port (8), and the dripping pipe head (5) is provided with scale marks.

3. A titration arrangement for reagent according to claim 1, wherein: the sealing groove A (12) is of an annular structure, and the structural size of the combination of the sealing bulge A (13) and the rubber sealing ring (11) is matched with the size of the sealing groove A (12).

4. A dripping device for reagents according to claim 1, characterized in that: sealed protruding B (14) and drip and get tube head (5) formula structure as an organic whole, sealed protruding B (14) are circle structure protruding structure, and the shape and size phase-match of the shape and size of sealed protruding B (14) and seal groove B (15).

5. A titration arrangement for reagent according to claim 1, wherein: the bottle cap is characterized in that the connecting seat (6) and the bottle cap (2) are of an integrated structure, and the diameter of the connecting seat (6) is matched with the caliber of the bottle opening of the bottle body (1).