CN112473053A

CN112473053A - Novel bottleneck crossover sub of interior tooth water formulation fire extinguisher

Info

Publication number: CN112473053A
Application number: CN202011346749.3A
Authority: CN
Inventors: 唐刚; 唐毅; 倪中华
Original assignee: Hangzhou Ren'an Fire Fighting Equipment Co ltd
Current assignee: Hangzhou Ren'an Fire Fighting Equipment Co ltd
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-03-12

Abstract

The invention discloses a novel bottleneck adapter of an internal tooth water dosage fire extinguisher, which comprises a bottleneck adapter, wherein the bottleneck adapter comprises an upper circular ring and a lower circular ring, the lower end of the upper circular ring extends into the upper port of the lower circular ring, the outer wall of the upper circular ring is connected with the inner wall of the lower circular ring, a first internal thread is arranged at the upper opening part of the inner wall of the upper circular ring from top to bottom, a second internal thread is arranged on the inner wall of the lower circular ring between the lower port of the lower circular ring and the lower port of the upper circular ring, and an internal tooth bottle is changed into an external tooth bottle to avoid the internal tooth thread from being corroded by water; the external tooth-to-internal tooth joint is copper and cannot be corroded by water in a bottle, so that the requirement that the internal tooth is required to be used by a water-type fire extinguisher is met, and the aging of the fire extinguisher is guaranteed; simple installation, reliability and practicability.

Description

Novel bottleneck crossover sub of interior tooth water formulation fire extinguisher

Technical Field

The invention relates to an adapter, in particular to a novel bottleneck adapter of an internal tooth water dosage fire extinguisher, belonging to the field of fire-fighting equipment.

Background

In the process of carrying and storing the internal thread water type fire extinguisher, water often permeates into the internal thread to corrode the thread. After a long time, the fire extinguisher is easy to lose efficacy in advance due to air leakage and even liquid leakage caused by the damage of the internal thread.

Disclosure of Invention

In order to solve the problems in the prior art, the invention provides a novel bottleneck adapter of an internal tooth water dosage type fire extinguisher, which has the technical characteristics of simple structure, reliability, practicability and the like.

In order to achieve the purpose, the invention is realized by the following technical scheme:

the utility model provides a novel bottleneck crossover sub of interior tooth water dosage form fire extinguisher, includes bottleneck crossover sub, bottleneck crossover sub includes upper portion ring, lower part ring, upper portion ring lower extreme stretches into in the lower part ring upper end mouth, and upper portion ring outer wall and lower part ring inner wall connection, top-down the portion of opening is equipped with an internal thread on the upper portion ring inner wall, has seted up No. two internal threads on the lower part ring inner wall between the port under port to the upper portion ring under the lower part ring.

As an improvement, a 1mm gap is reserved between the lower port of the upper circular ring and the upper end of the second internal thread.

As a modification, a bevel opening is formed by cutting the upper end opening of the upper circular ring, and the upper end of the first internal thread is positioned at the bottom of the bevel opening.

As a modification, the upper ring has a thickness of 4mm, and the lower ring has a thickness of 4 mm.

As a refinement, the specification of the first internal thread is M30 × 1.5, and the specification of the second internal thread is M36 × 1.5.

As an improvement, the height of the first internal thread is 9mm, the height of the second internal thread is 7cm, and the distance from the lower end of the upper circular ring to the upper end of the lower circular ring is 4 mm.

As a modification, the bevel port has a height of 3 mm.

As an improvement, the bottle mouth adapter is 20mm in height, made of copper, the upper ring is 12mm in height and 38mm in outer diameter, and the lower ring is 12mm in height and 44mm in outer diameter.

As an improvement, a 1mm distance is reserved between the upper end of the inclined plane opening and the outer edge of the upper end opening of the upper circular ring.

As an improvement, the upper ring and the lower ring are integrally formed, 6 planes are formed by cutting from the upper end of the outer surface of the lower ring to the lower end of the outer surface of the lower ring, and the 6 planes are arranged at equal intervals.

Has the advantages that: the inner thread bottle is replaced by the outer thread bottle, so that the inner thread can be prevented from being corroded by the water aqua; the external tooth-to-internal tooth joint is copper and cannot be corroded by water in a bottle, so that the requirement that the internal tooth is required to be used by a water-type fire extinguisher is met, and the aging of the fire extinguisher is guaranteed; simple installation, reliability and practicability.

Drawings

FIG. 1 is a cross-sectional view of the present invention.

Fig. 2 is a top view of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "bottom", "top", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-2, a specific embodiment of a bottle mouth adapter of a novel internal tooth water dosage fire extinguisher is provided, which comprises a bottle mouth adapter, the bottle mouth adapter comprises an upper ring 1 and a lower ring 2, the lower end of the upper ring 1 extends into the upper end of the lower ring 2, the outer wall of the upper ring 1 is connected with the inner wall of the lower ring 2, a first internal thread is arranged on the inner wall of the upper ring 1 from top to bottom, a second internal thread is arranged on the inner wall of the lower ring 2 between the lower end of the lower ring 2 and the lower end of the upper ring 1, the bottle mouth adapter (preferably made of copper) is creatively designed to manufacture a bottle mouth adapter with external teeth to internal teeth, external teeth can be used to bottle water aqua, and then the bottle mouth adapter is additionally arranged on the fire extinguisher, the inner tooth bottle is replaced by the outer tooth bottle, so that the inner tooth thread can be prevented from being corroded by the water agent, the requirement that the water agent type fire extinguisher needs to use the inner teeth is met, and the aging of the fire extinguisher is guaranteed; simple installation, reliability and practicability.

As an improved embodiment mode, a 1mm gap is reserved between the lower port of the upper circular ring 1 and the upper end of the second internal thread, the connection is facilitated and the sealing is realized through the arrangement of the 1mm gap, an inclined surface port is formed at the upper port of the upper circular ring 1 in cutting, the upper end of the first internal thread is positioned at the bottom of the inclined surface port, the inclined surface port is designed to be conveniently and quickly connected into the upper circular ring 1 to be connected with the first internal thread, the thickness of the upper circular ring 1 is 4mm, the thickness of the lower circular ring 2 is 4mm, the specification of the first internal thread is M30 x 1.5, the specification of the second internal thread is M36 x 1.5, the height of the first internal thread is 9mm, the height of the second internal thread is 7cm, the distance of the lower end of the upper circular ring 1 extending into the upper port of the lower circular ring 2 is 4mm, the height of the inclined surface port is 3mm, the height of the bottle mouth conversion joint is 20mm, the material is copper, upper portion ring 1 is high for 12mm, the external diameter is 38mm, 2 highly 12mm of lower part ring, the external diameter is 44mm, 1mm interval is left between port outside border on inclined plane mouth upper end and the 1 upper end of upper portion ring, and the size in this application scheme is standard size, designs for realizing the standard component, because the size of standardization can make the processing cost reduce, but this scheme does not make specific restriction to the size, can be according to actual conditions size of adjustment size.

As an improved embodiment mode, the upper ring 1 and the lower ring 2 are integrally formed, 6 planes are formed by cutting from the upper end of the outer surface of the lower ring 2 to the lower end of the outer surface of the lower ring 2, and the 6 planes are arranged at equal intervals, so that the operation and screwing are convenient, and the installation and use are convenient.

Finally, it should be noted that the present invention is not limited to the above embodiments, and many variations are possible. All modifications which can be derived or suggested by a person skilled in the art from the disclosure of the present invention are to be considered within the scope of the invention.

Claims

1. The utility model provides a novel bottleneck crossover sub of interior tooth water dosage form fire extinguisher, includes bottleneck crossover sub, its characterized in that: bottleneck crossover sub includes upper portion ring (1), lower part ring (2), upper portion ring (1) lower extreme stretches into in lower part ring (2) upper end mouth, and upper portion ring (1) outer wall and lower part ring (2) inner wall connection, top-down the portion of opening is equipped with the internal thread No. one on upper portion ring (1) inner wall, has seted up No. two internal threads on lower part ring (2) inner wall between port under port to upper portion ring (1) from lower part ring (2).

2. The novel bottleneck adapter of interior tooth water dosage form fire extinguisher of claim 1 characterized in that: and a 1mm gap is reserved between the lower port of the upper circular ring (1) and the upper end of the second internal thread.

3. The novel bottleneck adapter of an internal tooth water dosage type fire extinguisher according to claim 1 or 2, wherein: and cutting the upper port of the upper circular ring (1) to form a bevel port, wherein the upper end of the first internal thread is positioned at the bottom of the bevel port.

4. The novel bottleneck adapter of interior tooth water dosage form fire extinguisher of claim 1 characterized in that: the thickness of the upper circular ring (1) is 4mm, and the thickness of the lower circular ring (2) is 4 mm.

5. The bottle mouth adapter of the novel internal tooth water dosage fire extinguisher according to claim 1, 2 or 4, wherein: the specification of the first internal thread is M30 x 1.5, and the specification of the second internal thread is M36 x 1.5.

6. The novel bottleneck adapter of interior tooth water dosage form fire extinguisher of claim 5, characterized by: the height of the first internal thread is 9mm, the height of the second internal thread is 7cm, and the distance between the lower end of the upper circular ring (1) and the upper end opening of the lower circular ring (2) is 4 mm.

7. The novel bottleneck adapter of interior tooth water dosage form fire extinguisher of claim 3 characterized in that: the height of the bevel opening is 3 mm.

8. The novel bottleneck adapter of interior tooth water dosage form fire extinguisher of claim 1 characterized in that: the height of the bottle mouth adapter is 20mm, the material is copper, the height of the upper circular ring (1) is 12mm, the outer diameter of the upper circular ring is 38mm, the height of the lower circular ring (2) is 12mm, and the outer diameter of the lower circular ring is 44 mm.

9. The novel bottleneck adapter of the internal tooth water dosage type fire extinguisher according to claim 7 or the claim, characterized in that: and a 1mm distance is reserved between the upper end of the inclined plane opening and the outer edge of the upper end opening of the upper circular ring (1).

10. The novel bottleneck adapter of interior tooth water dosage form fire extinguisher of claim 1 characterized in that: the upper portion ring (1), lower part ring (2) integrated into one piece cut from lower part ring (2) surface upper end to lower part ring (2) surface lower extreme and are formed with 6 planes, and 6 planes are equidistant to be arranged.