CN-224214704-U - Corrosion-resistant high-pressure fire extinguisher valve structure

CN224214704UCN 224214704 UCN224214704 UCN 224214704UCN-224214704-U

Abstract

The utility model discloses a corrosion-resistant high-pressure fire extinguisher valve structure, which comprises a valve body, wherein a nozzle communicated with the inside of the valve body is arranged on the side wall of the valve body, a vertical pipe seat is detachably connected to the lower end of the valve body, a handle is arranged at the upper end of the valve body, a convex ring is arranged on the outer side wall of the valve body, the convex ring is positioned between the handle and the vertical pipe seat, the top of the convex ring is close to the handle, the bottom of the convex ring is far away from the handle, an O-shaped ring is sleeved on the valve body, the O-shaped ring is positioned at the bottom of the convex ring, the part of the valve body positioned at the bottom of the convex ring is wedge-shaped and sleeved with the O-shaped ring, the inner side of the convex ring is fixedly connected with the valve body, a plurality of L-shaped locking blocks are arranged at the outer side of the convex ring, the plurality of locking blocks are uniformly distributed along the circumference of the convex ring, one side of the locking blocks is in damping sliding connection with the convex ring, a magnetizer and a pull ring are fixed at the other side of the locking blocks, the magnetizer is positioned at one side of the locking blocks and forms a U-shaped structure together with the locking blocks, and is positioned at the other side corresponding to the locking blocks. The utility model has the beneficial effect of being convenient for the disassembly of the valve body.

Inventors

CHEN DIAN
YANG JUN
HE YUNQING
HE CHUNJIE
HUA MINGXIANG
HUA XIRONG

Assignees

浙江欧伦泰防火设备有限公司

Dates

Publication Date: 20260508
Application Date: 20250526

Claims (5)

1. The utility model provides a corrosion-resistant high pressure fire extinguisher valve structure, includes valve body (1), be equipped with nozzle (2) rather than inside being linked together on valve body (1) lateral wall, be connected with riser seat (3) can be dismantled to the lower extreme of valve body (1), the upper end of valve body (1) is equipped with handle (4), be equipped with bulge loop (5) on the lateral wall of valve body (1), bulge loop (5) are located between handle (4) and riser seat (3), the top of bulge loop (5) is close to handle (4), handle (4) are kept away from to the bottom of bulge loop (5), characterized in that, the inboard of bulge loop (5) is fixed connection with valve body (1), the part that valve body (1) is located bulge loop (5) bottom is wedge and cover is equipped with O type circle (6), the outside of bulge loop (5) is equipped with locking piece (7) of a plurality of L shape, the even distribution of a plurality of locking piece (7) along the circumference of bulge loop (5), one side of locking piece (7) is located along the radial conducting ring (5) and the conducting ring (7) and sliding connection of bulge loop (7) and magnet (8) form together with magnet (8) and fixed structure (8), the pull ring (9) is positioned at the other side corresponding to the locking piece (7).
2. The corrosion-resistant high-pressure fire extinguisher valve structure according to claim 1, wherein the lower end of the valve body (1) is provided with a groove (10), the riser seat (3) is detachably connected with the opening end of the groove (10), a circulation channel (11) communicated with the inside of the groove (10) is arranged in the riser seat (3), the bottom center of the groove (10) is provided with a valve cavity (12) communicated with the groove, the nozzle (2) is positioned on the side wall of the valve cavity (12) and is communicated with the inside of the valve cavity (12), the valve body (1) is internally provided with a valve rod assembly (13), the upper end of the valve rod assembly (13) penetrates through the top of the valve cavity (12) and then is connected with the handle (4), the part of the valve rod assembly (13) penetrating through the top of the valve cavity (12) under the driving of the handle (4) is in sealing sliding connection with the top of the valve cavity (12), the lower end of the valve rod assembly (13) is positioned in the groove (10) and is in contact with the bottom of the groove (10), and the lower end of the valve rod assembly (13) is completely plugged.
3. The valve structure of the corrosion-resistant high-pressure fire extinguisher according to claim 2, characterized in that the valve rod assembly (13) comprises a rod body (14) and a valve block (15), the upper end of the rod body (14) is connected with the handle (4), the lower end of the rod body (14) is detachably connected with the valve block (15), the valve block (15) is positioned in the groove (10) and is contacted with the bottom of the groove (10), the valve block (15) completely seals the valve cavity (12), a through hole (16) is arranged at the top of the valve cavity (12), the upper half part of the rod body (14) is in sealing sliding connection with the through hole (16) and provided with a glass bead (17) on the side wall, one end of the glass bead (17) is embedded into the side wall of the rod body (14) and is fixedly connected with the rod body (14), a plurality of positioning grooves (18) matched with the other end of the glass bead (17) are formed in the side wall of the through hole (16), the plurality of positioning grooves (18) are uniformly distributed along the length direction of the through hole (16), and the lower half part of the rod body (14) corresponds to the nozzle (2).
4. A corrosion-resistant high pressure fire extinguisher valve structure according to claim 3, wherein the diameter of the upper half of the rod body (14) is larger than the diameter of the lower half of the rod body (14).
5. A corrosion-resistant high-pressure fire extinguisher valve structure according to claim 3, characterized in that the lower half part of the rod body (14) is positioned in the valve cavity (12) and is provided with a stop block (19), the stop block (19) is positioned on the side surface of the rod body (14) and is provided with a plurality of connecting sheets (20) on one side, a gap is formed between one side of the stop block (19) and the rod body (14) and is fixedly connected with the rod body (14) through the plurality of connecting sheets (20), the other side corresponding to the stop block (19) is contacted with the side wall of the valve cavity (12) and completely shields the nozzle (2), and the stop block (19) is in up-down sliding connection with the side wall of the valve cavity (12) under the driving of the handle (4).

Description

Corrosion-resistant high-pressure fire extinguisher valve structure Technical Field The utility model relates to the technical field related to corrosion-resistant high-pressure fire extinguisher valves, in particular to a corrosion-resistant high-pressure fire extinguisher valve structure. Background The basic structure of the fire extinguisher comprises a fire extinguisher cylinder and a device head connected to the fire extinguisher cylinder, namely a valve assembly, wherein the valve assembly comprises a valve main body and a valve rod assembly, the fire extinguisher cylinder is provided with external threads, the valve main body is provided with internal threads, and the fire extinguisher cylinder is in threaded connection with the valve main body. The valve body is provided with a fire extinguishing agent outlet, a fire extinguishing agent inlet and a pressure gauge connecting interface, the fire extinguishing agent outlet and the fire extinguishing agent inlet are communicated through a fire extinguishing agent outflow channel, the valve rod assembly is used for enabling the fire extinguishing agent outlet to be connected with the fire extinguishing agent inlet, and the fire extinguishing agent outlet is connected with a fire extinguishing agent output pipe which extends into the fire extinguishing agent cylinder when in use and is positioned at the central part of the bottom of the fire extinguishing agent cylinder. When the fire extinguisher is used, when the valve rod assembly enables the flow channel to be opened, the fire extinguishing agent in the fire extinguisher cylinder enters the valve body through the fire extinguisher conveying pipe and then flows out of the fire extinguishing agent outlet. However, the existing fire extinguisher valve has the defects that when the fire extinguisher is inclined or inverted, the fire extinguishing agent easily flows back and contacts with the internal thread of the fire extinguisher cylinder to generate corrosion and rust, the disassembly difficulty between the fire extinguisher cylinder and the valve body is increased, the fire extinguisher cannot be refilled with the fire extinguishing agent for repeated use, and even the fire extinguisher has the potential safety hazard of explosion. Disclosure of utility model The utility model provides a corrosion-resistant high-pressure fire extinguisher valve structure convenient for disassembly of a valve body, aiming at overcoming the defect that a fire extinguisher cylinder and the valve body are difficult to disassemble due to backflow of fire extinguishing agent in the prior art. In order to achieve the above purpose, the present utility model adopts the following technical scheme: The utility model provides a corrosion-resistant high pressure fire extinguisher valve structure, it includes the valve body, be equipped with the nozzle that is linked together with its inside on the valve body lateral wall, the lower extreme of valve body can be dismantled and be connected with the riser seat, the upper end of valve body is equipped with the handle, be equipped with the bulge loop on the lateral wall of valve body, the bulge loop is located between handle and the riser seat, the top of bulge loop is close to the handle, the handle is kept away from to the bottom of bulge loop, the cover is equipped with O type circle on the valve body, O type circle is located the bottom of bulge loop, the valve body is located the part of bulge loop bottom and is wedge and cover and is equipped with O type circle, the inboard and the valve body fixed connection of bulge loop, the outside of bulge loop is equipped with the locking piece of a plurality of L shape, a plurality of locking piece is along the circumference evenly distributed of bulge loop, radial and bulge loop damping sliding connection of one side edge of locking piece, fixed magnetizer and pull ring on another side of locking piece, magnetizer is located one side of locking piece and forms U-shaped structure jointly with the locking piece, be located the opposite side of locking piece. The side wall of the valve body is provided with a nozzle communicated with the inside of the valve body, the lower end of the valve body is detachably connected with a vertical pipe seat, the upper end of the valve body is provided with a handle, the outer side wall of the valve body is provided with a convex ring, the convex ring is positioned between the handle and the vertical pipe seat, the top of the convex ring is close to the handle, the bottom of the convex ring is far away from the handle, the valve body is sleeved with an O-shaped ring, the O-shaped ring is positioned at the bottom of the convex ring, the part of the valve body positioned at the bottom of the convex ring is wedge-shaped and sleeved with the O-shaped ring, the inside and the valve body fixed connection of bulge loop, the outside of bulge loop is equipped with the locking piece of a plurality of L shape, and