CN219090936U

CN219090936U - Fire control shower nozzle convenient to dismantle

Info

Publication number: CN219090936U
Application number: CN202320159041.XU
Authority: CN
Inventors: 潘卫
Original assignee: Zhejiang Kexiang Fire Technology Co ltd
Current assignee: Zhejiang Kexiang Fire Technology Co ltd
Priority date: 2023-02-09
Filing date: 2023-02-09
Publication date: 2023-05-30
Anticipated expiration: 2033-02-09

Abstract

The utility model discloses a convenient-to-detach fire-fighting nozzle, and relates to the technical field of fire-fighting nozzles. A fire sprinkler head for easy disassembly, comprising: the threaded sleeve is in threaded connection with the branch pipe, an upper fixing ring is fixedly connected in the threaded sleeve, a sealing cover is rotatably arranged on the upper fixing ring through a torsion spring, and the sealing cover is used for controlling the opening and closing of the upper fixing ring; the lower sliding ring is connected in the threaded sleeve in a sliding way, and a spring is fixedly connected between the lower sliding ring and the upper fixing ring; according to the utility model, the fire-fighting nozzle body is connected in the threaded sleeve, and the sealing cover capable of controlling the opening and closing of the upper fixing ring is arranged in the threaded sleeve, when the fire-fighting nozzle body is connected in the threaded sleeve, the upper fixing ring is opened, and after the fire-fighting nozzle body is disassembled from the threaded sleeve, the upper fixing ring is closed, so that the fire-fighting nozzle body can be disassembled and replaced without closing the main valve of the fire-fighting spray pipe.

Description

Fire control shower nozzle convenient to dismantle

Technical Field

The utility model belongs to the technical field of fire-fighting spray heads, and particularly relates to a fire-fighting spray head convenient to detach.

Background

In the modern society, the life and property safety of people is often destroyed by fire disasters again and again, and the loss caused by the fire is immeasurable every year, so the fire sprinkler is installed in a house of a house as large as a company, the working principle of the fire sprinkler is that after the indoor fire temperature rises, a temperature sensing glass tube which plays a role of supporting a plug in the fire sprinkler is broken, the plug falls out, water in the sprinkler is sprayed out to extinguish the fire, and the fire sprinkler plays an extremely important role;

the existing fire-fighting spray head is usually screwed on the spraying fire-fighting water pipe through a threaded pipe at one end when being installed, but when the temperature-sensing glass pipe for detecting the temperature in the fire-fighting spray head is broken, the fire-fighting spray head needs to be replaced integrally, and when the fire-fighting spray head is replaced, the main valve of the spraying fire-fighting water pipe needs to be closed, so that water is prevented from being sprayed continuously in the fire-fighting spray head to be detached, and after the main valve is closed, the valve needs to be opened again after being installed, so that great inconvenience is brought to the work of replacing the fire-fighting spray head;

in the prior art, grant bulletin number: CN113941117a, authorized bulletin day: 2022.01.18 the name is a high-efficiency fire-fighting spray head, which comprises a thread seat, a support below the thread seat, a splash tray at the bottom of the support, a pre-tightening layer at the top of the support, a pre-tightening bolt in threaded connection with the support, and a glass body above the pre-tightening layer;

in the above patent, the fire-fighting spray header is integrally installed by adopting the threaded seat, so that the fire-fighting spray header cannot be detached and replaced under the condition that the main valve of the fire-fighting water pipe is not closed after the glass body is broken.

Disclosure of Invention

The technical problem to be solved by the utility model is to overcome the defects of the prior art and provide a fire-fighting nozzle which can overcome the problems or at least partially solve the problems and is convenient to detach.

In order to solve the technical problems, the utility model adopts the basic conception of the technical scheme that: a fire sprinkler head for easy disassembly, comprising: the threaded sleeve is in threaded connection with the branch pipe, an upper fixing ring is fixedly connected in the threaded sleeve, a sealing cover is rotatably arranged on the upper fixing ring through a torsion spring, and the sealing cover is used for controlling the opening and closing of the upper fixing ring; the lower sliding ring is connected in the threaded sleeve in a sliding way, a spring is fixedly connected between the lower sliding ring and the upper fixing ring, a push rod is fixedly connected to the lower sliding ring, and the push rod is used for pushing the sealing cover to rotate; the fire control shower nozzle body in threaded connection in the screw sleeve, fire control shower nozzle body one end corresponds with the lower sliding ring.

Preferably, the sealing cover is fixedly connected with a connecting block, and the sealing cover is rotationally connected with the connecting block through a rotating shaft.

In order to facilitate connection of the torsion springs, preferably, the torsion springs are sleeved on the rotating shaft, one ends of the torsion springs are fixedly connected with the connecting blocks, and the other ends of the torsion springs are fixedly connected with the sealing covers.

Preferably, a dovetail groove is formed in the bottom surface of the sealing cover, a sliding block is connected in the dovetail groove in a sliding mode, one end of the ejector rod is fixedly connected with a mounting seat, and the sliding block is rotationally connected to the mounting seat.

Preferably, the fire control shower nozzle body includes screwed pipe, fixed block, support, temperature sense glass pipe, the fixed block links to each other with screwed pipe is fixed, support fixed connection is on the fixed block, fixedly connected with base on the support, temperature sense glass pipe passes through the kicking block setting between fixed block and base, the kicking block is located between fixed block and the temperature sense glass pipe.

In order to facilitate replacement of the temperature-sensitive glass tube, preferably, a rubber pad is fixedly connected to the top block.

After the technical scheme is adopted, compared with the prior art, the utility model has the following beneficial effects: according to the utility model, the fire-fighting nozzle body is connected in the threaded sleeve, and the sealing cover capable of controlling the opening and closing of the upper fixing ring is arranged in the threaded sleeve, when the fire-fighting nozzle body is connected in the threaded sleeve, the upper fixing ring is opened, and after the fire-fighting nozzle body is disassembled from the threaded sleeve, the upper fixing ring is closed, so that the fire-fighting nozzle body can be disassembled and replaced without closing the main valve of the fire-fighting spray pipe.

Drawings

In the drawings:

FIG. 1 is a schematic structural view of a bracket of a fire sprinkler head which is convenient to disassemble;

FIG. 2 is a schematic view of a temperature-sensitive glass tube of a fire sprinkler head which is convenient to disassemble;

FIG. 3 is a schematic structural view of a threaded pipe of a fire sprinkler head according to the present utility model;

FIG. 4 is a schematic view of the structure of FIG. 3A of a fire sprinkler head according to the present utility model;

FIG. 5 is a schematic view of the structure of B in FIG. 4 of a fire sprinkler head according to the present utility model;

FIG. 6 is a schematic diagram of a cover of a fire sprinkler head according to the present utility model;

FIG. 7 is a schematic structural view of a fixing block of a fire sprinkler head according to the present utility model;

fig. 8 is a schematic structural view of the fire sprinkler head C in fig. 7, which is provided by the utility model and is convenient to disassemble.

In the figure: 1. fire control spray pipe; 11. a branch pipe; 21. a threaded sleeve; 22. an upper fixing ring; 23. a cover; 231. a connecting block; 232. a rotating shaft; 233. a torsion spring; 24. a spring; 25. a lower slip ring; 26. a push rod; 261. a mounting base; 27. a dovetail groove; 271. a slide block; 30. a fixed block; 31. a threaded tube; 32. a top block; 33. a rubber pad; 34. a bracket; 35. a base; 36. a temperature-sensitive glass tube; 37. a fire-fighting nozzle body.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present utility model, and the following embodiments are used to illustrate the present utility model, but are not intended to limit the scope of the present utility model.

Example 1:

referring to fig. 1-8, a fire sprinkler head for easy disassembly, comprising: a threaded sleeve 21 in threaded connection with the branch pipe 11, an upper fixing ring 22 is fixedly connected in the threaded sleeve 21, a sealing cover 23 is rotatably arranged on the upper fixing ring 22 through a torsion spring 233, and the sealing cover 23 is used for controlling the opening and closing of the upper fixing ring 22; the lower sliding ring 25 is slidably connected in the threaded sleeve 21, a spring 24 is fixedly connected between the lower sliding ring 25 and the upper fixed ring 22, a push rod 26 is fixedly connected to the lower sliding ring 25, and the push rod 26 is used for pushing the sealing cover 23 to rotate; the fire-fighting nozzle body 37 is in threaded connection with the threaded sleeve 21, and one end of the fire-fighting nozzle body 37 corresponds to the lower slip ring 25; a connecting block 231 is fixedly connected to the sealing cover 23, and the sealing cover 23 is rotationally connected with the connecting block 231 through a rotating shaft 232; the torsion spring 233 is sleeved on the rotating shaft 232, one end of the torsion spring 233 is fixedly connected with the connecting block 231, and the other end of the torsion spring 233 is fixedly connected with the sealing cover 23;

when the device is used, the device is arranged on the branch pipe 11 of the fire-fighting spray pipe 1, when the device is arranged, the threaded sleeve 21 is screwed into the branch pipe 11, at the moment, the sealing cover 23 in the threaded sleeve 21 is in a joint state with the upper fixed ring 22, and it is understood that a sealing gasket is arranged at the joint part of the sealing cover 23 and the upper fixed ring 22 and used for improving the sealing performance after joint;

then one end of the fire-fighting nozzle body 37 is screwed into the threaded sleeve 21, in the screwing process, one end of the fire-fighting nozzle body 37 is contacted with the lower slip ring 25, the lower slip ring 25 is pushed to move upwards, the spring 24 is extruded when the lower slip ring 25 moves upwards, the ejector rod 26 is driven to move upwards synchronously, the ejector rod 26 pushes the sealing cover 23 to rotate at the position of the rotating shaft 232 when moving upwards, the sealing cover 23 is not attached to the upper fixing ring 22, the upper fixing ring 22 is in an open state, and after the temperature-sensitive glass tube 36 breaks at high temperature, water in the fire-fighting nozzle body 1 can be sprayed out of the fire-fighting nozzle body 37;

when the fire-fighting spray head body 37 needs to be replaced, the fire-fighting spray head body 37 is unscrewed from the threaded sleeve 21, the spring 24 rebounds in the unscrewing process, the lower slip ring 25 is pushed to be far away from the upper fixed ring 22, and the ejector rod 26 is driven to move synchronously, at the moment, the sealing cover 23 is rebounded by the torsion spring 233, so that the sealing cover 23 is attached to the upper fixed ring 22 again, when the fire-fighting spray head body 37 is replaced, water in the fire-fighting spray head water pipe 1 can be prevented from being sprayed, and then a new fire-fighting spray head body 37 is screwed into the threaded sleeve 21.

Example 2:

referring to fig. 5, a fire sprinkler head which is easy to disassemble is substantially the same as embodiment 1, and further: the bottom surface of the sealing cover 23 is provided with a dovetail groove 27, a sliding block 271 is connected in the dovetail groove 27 in a sliding way, one end of the ejector rod 26 is fixedly connected with a mounting seat 261, and the sliding block 271 is rotationally connected with the mounting seat 261;

the ejector rod 26 is connected with the sliding block 271 on the sealing cover 23 through the mounting seat 261, and when the ejector rod 26 moves upwards, the sliding block 271 is pushed to jack the sealing cover 23, so that the connection stability between the ejector rod 26 and the sealing cover 23 is improved.

Example 3:

referring to fig. 6, a fire sprinkler head which is easy to disassemble is substantially the same as embodiment 2, and further: the fire control shower nozzle body 37 comprises a threaded pipe 31, a fixed block 30, a bracket 34 and a temperature-sensitive glass pipe 36, wherein the fixed block 30 is fixedly connected with the threaded pipe 31, the bracket 34 is fixedly connected to the fixed block 30, a base 35 is fixedly connected to the bracket 34, the temperature-sensitive glass pipe 36 is arranged between the fixed block 30 and the base 35 through a top block 32, and the top block 32 is positioned between the fixed block 30 and the temperature-sensitive glass pipe 36; a rubber pad 33 is fixedly connected to the top block 32;

when the detached fire-fighting nozzle body 37 needs to be independently replaced for the temperature-sensing glass tube 36, the top block 32 is firstly placed in the groove of the fixed block 30, and the top block 32 is pressed with force, and as the rubber pad 33 is arranged on the top block 32, the top block 32 can be pressed into the groove, so that the distance between the top block 32 and the base 35 is increased, at the moment, the temperature-sensing glass tube 36 is placed between the top block 32 and the base 35, and the top block 32 is loosened, so that the temperature-sensing glass tube 36 can be clamped;

after the temperature-sensing glass tube 36 is broken, the water in the fire-fighting spray water pipe 1 can push away the top block 32, so that the water can be sprayed out of the fire-fighting spray head body 37, the temperature-sensing glass tube 36 is usually filled with kerosene, and when the ambient temperature rises, the kerosene expands, so that the temperature-sensing glass tube 36 is burst.

According to the utility model, the fire-fighting nozzle body 37 is connected in the threaded sleeve 21, and the sealing cover 23 capable of controlling the opening and closing of the upper fixing ring 22 is arranged in the threaded sleeve 21, when the fire-fighting nozzle body 37 is connected in the threaded sleeve 21, the upper fixing ring 22 is opened, and after the fire-fighting nozzle body 37 is detached from the threaded sleeve 21, the upper fixing ring 22 is closed, so that the fire-fighting nozzle body 37 can be detached and replaced without closing the main valve of the fire-fighting spray pipe 1.

The present utility model is not limited to the preferred embodiments, but is not limited to the preferred embodiments described above, and any person skilled in the art will appreciate that the present utility model is not limited to the embodiments described above.

Claims

1. Fire control shower nozzle convenient to dismantle, its characterized in that includes:

the device comprises a threaded sleeve (21) in threaded connection with a branch pipe (11), wherein an upper fixing ring (22) is fixedly connected in the threaded sleeve (21), a sealing cover (23) is rotatably arranged on the upper fixing ring (22) through a torsion spring (233), and the sealing cover (23) is used for controlling the opening and closing of the upper fixing ring (22);

the lower sliding ring (25) is connected in the threaded sleeve (21) in a sliding way, a spring (24) is fixedly connected between the lower sliding ring (25) and the upper fixed ring (22), a push rod (26) is fixedly connected to the lower sliding ring (25), and the push rod (26) is used for pushing the sealing cover (23) to rotate;

the fire control shower nozzle body (37) in threaded connection screw sleeve (21), fire control shower nozzle body (37) one end corresponds with lower sliding ring (25).

2. The fire sprinkler head of claim 1, wherein: the sealing cover (23) is fixedly connected with a connecting block (231), and the sealing cover (23) is rotationally connected with the connecting block (231) through a rotating shaft (232).

3. The fire sprinkler head of claim 2, wherein: the torsion spring (233) is sleeved on the rotating shaft (232), one end of the torsion spring (233) is fixedly connected with the connecting block (231), and the other end of the torsion spring (233) is fixedly connected with the sealing cover (23).

4. The fire sprinkler head of claim 1, wherein: the sealing cover is characterized in that a dovetail groove (27) is formed in the bottom surface of the sealing cover (23), a sliding block (271) is connected in the dovetail groove (27) in a sliding mode, one end of the ejector rod (26) is fixedly connected with a mounting seat (261), and the sliding block (271) is rotationally connected to the mounting seat (261).

5. The fire sprinkler head according to claim 4, wherein: the fire control shower nozzle body (37) includes screwed pipe (31), fixed block (30), support (34), temperature sense glass pipe (36), fixed block (30) and screwed pipe (31) are fixed to be linked to each other, support (34) fixedly connected with base (35) on fixed block (30), temperature sense glass pipe (36) set up between fixed block (30) and base (35) through kicking block (32), kicking block (32) are located between fixed block (30) and temperature sense glass pipe (36).

6. The fire sprinkler head according to claim 5, wherein: and a rubber pad (33) is fixedly connected to the top block (32).