CN213100578U

CN213100578U - Water mist fire extinguishing nozzle

Info

Publication number: CN213100578U
Application number: CN202021557597.7U
Authority: CN
Inventors: 殷长春; 蔡纪文; 黄杰
Original assignee: Jiangsu Huahai Fire Engineering Installation Co ltd
Current assignee: Jiangsu Huahai Fire Engineering Installation Co ltd
Priority date: 2020-07-30
Filing date: 2020-07-30
Publication date: 2021-05-04
Anticipated expiration: 2030-07-30

Abstract

The utility model discloses a water mist fire extinguishing nozzle, which comprises a head body, wherein an external connection pipe is arranged at the top end of a connection pipe, fixed cylinders are fixedly arranged at the symmetrical two ends of the outer side of the connection pipe, a sleeve is movably sleeved at the outer side of the fixed cylinders, a movable column is fixedly arranged at the middle part of one end of the inner wall of the sleeve, a reset spring is arranged at the inner side of the fixed cylinders, a positioning disc is fixedly connected at one end of the movable column, a limiting rod is fixedly arranged at the top end of the outer side of the sleeve, the inner wall of the sleeve is pressed against the fixed cylinders by inserting the connection pipe into the external connection pipe and simultaneously pressing the sleeves at the two sides, the reset spring is in a compressed state, at the moment, the limiting rod and a limiting hook can just pass through a butt joint hole on a positioning block and then release the, the installation is convenient and simple, and the disassembly, the replacement and the maintenance of the head body at the later stage are convenient.

Description

Water mist fire extinguishing nozzle

Technical Field

The utility model relates to a fire-fighting equipment technical field specifically is a thin water smoke shower nozzle of putting out a fire.

Background

The water mist fire extinguishing system is a fire fighting device with wide application, has the advantages of safety, environmental protection, energy conservation and the like as a substitute technology, has an indispensable status in the fire fighting field, and is an important component of the water mist fire extinguishing system.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a thin water smoke shower nozzle of putting out a fire to solve and to propose in the above-mentioned background art because traditional thin water smoke shower nozzle of putting out a fire is mostly realized being connected through screwed joint and water pipe, and the time is one long, and the screw thread department takes place to rust or smooth tooth easily causes the problem that the shower nozzle is difficult to the dismantlement problem.

In order to achieve the above object, the utility model provides a following technical scheme: a water mist fire extinguishing nozzle comprises a head body, wherein a connecting pipe is arranged in the middle of the top end of the head body, a fixing assembly is arranged on the outer side of the connecting pipe, and the fixing assembly comprises an external connecting pipe, a fixing cylinder, a sleeve, a movable column, a reset spring, a positioning disc, a limiting rod, a limiting hook, a positioning block and a butt joint hole;

the connecting pipe top is installed and is taken over outward, the equal fixed mounting in connecting pipe outside symmetry both ends has a fixed cylinder, the sleeve has been cup jointed in the activity of the fixed cylinder outside, sleeve inner wall one end middle part fixed mounting has the movable post, reset spring is installed to the fixed cylinder inboard, activity post one end fixedly connected with positioning disk, sleeve outside top fixed mounting has the gag lever post, gag lever post side top fixedly connected with is spacing colludes, the equal fixed mounting in outer pipe outside symmetry both ends has the locating piece, set up on the locating piece top with spacing the corresponding butt joint hole in position of colluding.

Preferably, the positioning disc is connected to the inner side of the fixed cylinder in a sliding mode, and the diameter of the positioning disc is larger than that of the movable column.

Preferably, the length of the butt joint hole is the same as the sum of the lengths of the limiting rod and the limiting hook.

Preferably, a backing ring is fixedly sleeved on the outer side of the connecting pipe.

Preferably, a sealing assembly is mounted on the inner side of the outer connecting pipe, and the sealing assembly comprises a first positioning ring, a first butt ring, a rubber ring, a second positioning ring and a second butt ring;

the connecting pipe is characterized in that a first positioning ring is fixedly mounted on the inner side of the outer connecting pipe, a first butt joint ring is bonded on one side of the bottom end of the first positioning ring, a rubber ring is mounted at the bottom end of the first positioning ring and located at the top end of the outer side of the first butt joint ring, a second positioning ring is fixedly mounted on the inner side of the connecting pipe, and a second butt joint ring is bonded on the inner wall of the second positioning ring.

Preferably, the outer diameter of the first docking ring is the same as the inner diameter of the connecting pipe, and the outer diameter of the second docking ring is the same as the inner diameter of the first docking ring.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through in inserting the connecting pipe and taking over outward, press the sleeve of both sides simultaneously and make the sleeve inner wall support fixed cylinder, reset spring is in compression state, at this moment, gag lever post and spacing collude can just in time pass the butt joint hole on the locating piece, then release sleeve to because reset spring's reset action makes spacing collude the card on the locating piece top, thereby accomplish the connecting pipe and take over outward the fixed connection between, simple to operate is simple, and the later stage of being convenient for is changed and is maintained the dismantlement of head body.

2. When the connecting pipe is connected with the external pipe, the first butt joint ring on the inner side of the external pipe is tightly attached to the inner wall of the connecting pipe, the second butt joint ring on the inner side of the connecting pipe is tightly attached to the inner wall of the first butt joint ring, cross sealing is achieved, and meanwhile the rubber ring can be extruded when the connecting pipe is inserted into the external pipe, so that the sealing performance of connection between the connecting pipe and the external pipe is enhanced.

Drawings

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

FIG. 2 is a schematic structural view of the fixing component of the present invention;

FIG. 3 is a schematic structural view of the middle seal assembly of the present invention;

fig. 4 is the schematic view of the installation structure of the middle rubber ring of the present invention.

In the figure: 1. a head body; 2. a connecting pipe; 3. a fixing assembly; 301. an external connection pipe; 302. a fixed cylinder; 303. a sleeve; 304. a movable post; 305. a return spring; 306. positioning a plate; 307. a limiting rod; 308. a limiting hook; 309. positioning blocks; 310. a butt joint hole; 4. a backing ring; 5. a seal assembly; 501. a first positioning ring; 502. a first docking ring; 503. a rubber ring; 504. a second positioning ring; 505. a second docking ring.

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. 1-4, the present invention provides a technical solution: a water mist fire extinguishing nozzle comprises a head body 1, wherein a connecting pipe 2 is arranged in the middle of the top end of the head body 1, a fixing component 3 is arranged on the outer side of the connecting pipe 2, and the fixing component 3 comprises an external connecting pipe 301, a fixing barrel 302, a sleeve 303, a movable column 304, a reset spring 305, a positioning disc 306, a limiting rod 307, a limiting hook 308, a positioning block 309 and a butt joint hole 310;

the top end of the connecting pipe 2 is provided with an external connecting pipe 301, two symmetrical ends of the outer side of the connecting pipe 2 are fixedly provided with a fixed cylinder 302, the outer side of the fixed cylinder 302 is movably sleeved with a sleeve 303, the middle part of one end of the inner wall of the sleeve 303 is fixedly provided with a movable column 304, the inner side of the fixed cylinder 302 is provided with a reset spring 305, one end of the movable column 304 is fixedly connected with a positioning disc 306, the top end of the outer side of the sleeve 303 is fixedly provided with a limiting hook 308, two symmetrical ends of the outer side of the external connecting pipe 301 are fixedly provided with positioning blocks 309, the top end of the positioning block 309 is provided with a butt joint hole 310 corresponding to the position of the limiting hook 308, the positioning disc 306 is connected to the inner side of the fixed cylinder 302 in a sliding manner, the diameter of the positioning disc 306 is larger than that of the movable, meanwhile, the moving range of the sleeve 303 can be limited, the length of the butt joint hole 310 is the same as the sum of the lengths of the limiting rod 307 and the limiting hook 308, the top end of the limiting rod 307 and the limiting hook 308 can penetrate through the bottom end of the butt joint hole 310 conveniently, the backing ring 4 is fixedly sleeved on the outer side of the connecting pipe 2, and the mounting positions of the connecting pipe 2 and the outer connecting pipe 301 are convenient to position.

The inner side of the outer connecting pipe 301 is provided with a sealing assembly 5, and the sealing assembly 5 comprises a first positioning ring 501, a first butting ring 502, a rubber ring 503, a second positioning ring 504 and a second butting ring 505;

outer pipe 301 inboard fixed mounting has first retainer ring 501, first retainer ring 501 bottom one side bonds and has first butt ring 502, first retainer ring 501 bottom is located first butt ring 502 outside top department and installs rubber circle 503, connecting pipe 2 inboard fixed mounting has second retainer ring 504, second retainer ring 504 inner wall bonds and has second butt ring 505, first butt ring 502 external diameter is the same with connecting pipe 2 internal diameter size, second butt ring 505 external diameter is the same with first butt ring 502 internal diameter size, through first butt ring 502 paste connecting pipe 2 inner wall, second butt ring 505 pastes first butt ring 502 inner wall simultaneously, and the leakproofness of being connected between connecting pipe 2 and the outer pipe 301 can be guaranteed in cooperation rubber circle 503 effect.

The working principle is as follows: when the connection and installation of the head body 1 are carried out, the connecting pipe 2 on the head body 1 is inserted into the external connecting pipe 301, and the sleeves 303 on the two sides are pressed simultaneously, so that the sleeves 303 drive the positioning disc 306 to slide on the inner side of the fixed cylinder 302 through the movable columns 304 and compress the reset spring 305 until one end of the inner wall of the sleeve 303 is abutted against one end of the fixed cylinder 302, at the moment, the limiting rod 307 and the limiting hook 308 on the outer side of the sleeve 303 can just penetrate through the butt joint hole 310 on the external connecting pipe 301 corresponding to the positioning block 309, and then the sleeve 303 is released, the positioning disc 306 and the sleeve 303 are reset under the action of the reset spring 305, so that the limiting rod 307 and the limiting hook 308 are reset horizontally, the limiting hook 308 and the butt joint hole 310 are staggered horizontally and clamped on the upper surface of the positioning block;

connecting pipe 2 inserts and accomplishes the connection after fixing in the outer pipe 301 of taking over, the inboard first holding ring 501 of outer pipe 301 and first butt ring 502 and the second of connecting pipe 2 hold ring 504 and second butt ring 505 all are L type structure, and the connecting pipe 2 inner wall is hugged closely in the first butt ring 502 outside, the first butt ring 502 inner wall is hugged closely in the second butt ring 505 outside, form cross seal structure, can extrude rubber circle 503 at connecting pipe 2 insertion process simultaneously, thereby wholly can guarantee the leakproofness of being connected between connecting pipe 2 and the outer pipe 301 of taking over.

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. A water mist fire extinguishing nozzle comprises a nozzle body (1), and is characterized in that: the middle of the top end of the head body (1) is provided with a connecting pipe (2), the outer side of the connecting pipe (2) is provided with a fixing component (3), and the fixing component (3) comprises an external connecting pipe (301), a fixing cylinder (302), a sleeve (303), a movable column (304), a reset spring (305), a positioning disc (306), a limiting rod (307), a limiting hook (308), a positioning block (309) and a butt joint hole (310);

connecting pipe (2) top is installed and is taken over (301) outward, the equal fixed mounting in connecting pipe (2) outside symmetry both ends has a solid fixed cylinder (302), sleeve (303) have been cup jointed in solid fixed cylinder (302) outside activity, sleeve (303) inner wall one end middle part fixed mounting has movable post (304), reset spring (305) are installed to solid fixed cylinder (302) inboard, activity post (304) one end fixedly connected with positioning disk (306), sleeve (303) outside top fixed mounting has gag lever post (307), gag lever post (307) side top fixedly connected with is spacing collude (308), take over outward (301) outside symmetry both ends equal fixed mounting has locating piece (309), locating piece (309) top is seted up with spacing the corresponding butt joint hole (310) of (308) position of colluding.

2. The water mist fire suppression sprinkler head of claim 1, wherein: the positioning disc (306) is connected to the inner side of the fixed cylinder (302) in a sliding mode, and the diameter of the positioning disc (306) is larger than that of the movable column (304).

3. The water mist fire suppression sprinkler head of claim 1, wherein: the length of the butt joint hole (310) is the same as the sum of the lengths of the limiting rod (307) and the limiting hook (308).

4. The water mist fire suppression sprinkler head of claim 1, wherein: the outside of the connecting pipe (2) is fixedly sleeved with a backing ring (4).

5. The water mist fire suppression sprinkler head of claim 1, wherein: a sealing assembly (5) is installed on the inner side of the outer connecting pipe (301), and the sealing assembly (5) comprises a first positioning ring (501), a first butt ring (502), a rubber ring (503), a second positioning ring (504) and a second butt ring (505);

outer takeover (301) inboard fixed mounting has first holding ring (501), first holding ring (501) bottom one side bonds and has first butt ring (502), first holding ring (501) bottom is located first butt ring (502) outside top department and installs rubber circle (503), connecting pipe (2) inboard fixed mounting has second holding ring (504), second holding ring (504) inner wall bonds and has second butt ring (505).

6. A water mist fire suppression sprinkler according to claim 5, wherein: the outer diameter of the first butt joint ring (502) is the same as the inner diameter of the connecting pipe (2), and the outer diameter of the second butt joint ring (505) is the same as the inner diameter of the first butt joint ring (502).