CN210644952U

CN210644952U - Indoor fire hydrant

Info

Publication number: CN210644952U
Application number: CN201921418827.9U
Authority: CN
Inventors: 秦闽
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-29
Filing date: 2019-08-29
Publication date: 2020-06-02
Anticipated expiration: 2029-08-29

Abstract

The utility model provides an indoor fire hydrant, which comprises a hydrant body, wherein the side wall of the hydrant body is provided with a connecting port, the upper surface and the lower surface of the hydrant body are communicated, the inner cavity of the hydrant body is provided with a pressure regulating device, the pressure regulating device comprises a sealing pipe and a valve cover, the sealing pipe is clamped into the inner cavity of the hydrant body from the bottom opening of the hydrant body, the outer walls at the top part and the bottom part of the sealing pipe are respectively provided with a sealing ring, the sealing rings are contacted with the inner walls of the two openings of the hydrant body, a butter grease layer is arranged between the top part and the bottom part of the sealing pipe and the top part and the bottom opening of the hydrant body, 5-8 through holes are distributed at the bottom part of the sealing pipe, each through hole is positioned on the same horizontal line, the diameter of the through hole is 0.85-0.90mm, pressure regulating holes are distributed at the side wall of the sealing pipe, the production cost is reduced, and the pressure reducing and regulating device has good pressure reducing and regulating functions and is simple and convenient to operate.

Description

Indoor fire hydrant

Technical Field

The utility model relates to a fire hydrant, in particular to indoor fire hydrant.

Background

The indoor fire hydrant is provided with an interface with a valve and is used for indoor fixed fire-fighting facilities such as factories, warehouses, high-rise buildings, public buildings, ships and the like, is usually installed in a fire hydrant box and is matched with equipment such as a fire hose, a water gun and the like for use. The water pressure in the fire fighting pipeline is kept at 1.6Mpa, when the fire hydrant is used for water supply to extinguish fire, the water pressure needs to be reduced, and the impact force of the water pressure is reduced to ensure that a user can stably use the fire-fighting lance to extinguish the fire; most present fire hydrant all adopts the inner spring structure to carry out the decompression processing, uses spring force decompression, not only makes the fire hydrant inner structure complicated, and manufacturing cost is high to the easy wearing and tearing of later stage spring structure damage, and also can not carry out the pressure regulating to professional fire fighter and handle, use very inconveniently.

SUMMERY OF THE UTILITY MODEL

The weak point to prior art, the utility model provides an indoor fire hydrant, it has simplified fire hydrant inner chamber structure greatly, reduction in production cost to have good decompression, pressure regulating function, easy operation is convenient.

In order to achieve the above purpose, the utility model provides a technical scheme is: an indoor fire hydrant comprises a hydrant body, wherein a connector is arranged on the side wall of the hydrant body, the upper surface and the lower surface of the hydrant body are communicated, a pressure regulating device is arranged in an inner cavity of the hydrant body and comprises a sealing pipe and a valve cover, the valve cover is connected with the sealing pipe in a rotating manner, the valve cover is positioned on the top surface of the hydrant body, a connector is welded at the bottom end of the sealing pipe and positioned on the bottom surface of the hydrant body, the sealing pipe is clamped into the inner cavity of the hydrant body from an opening at the bottom of the hydrant body, sealing rings are assembled on the outer walls of the top and the bottom of the sealing pipe and contacted with the inner walls of two openings of the hydrant body, butter layers are arranged between the top and the bottom of the sealing pipe and the top and the bottom openings of the hydrant body, 5-8 through holes are distributed on the bottom of the sealing pipe, the through holes are positioned on the same horizontal line, the, the pressure regulating hole is communicated with the inner wall and the outer wall of the sealing pipe, and is positioned above the through hole.

Further, the valve gap includes carousel, sealed lid and sealed dish, carousel, sealed lid and sealed dish pass through the rotation axis and connect as an organic wholely, the carousel assembly is on the rotation axis top, sealed lid is located the carousel below, sealed lid is connected with sealed pipe mutually soon to sealed lid protrusion sealed pipe lateral wall, sealed lid protrusion end bottom surface contacts with the bolt body top surface, sealed dish bottom surface bonds and has sealed the pad, and sealed pad lateral wall contacts with sealed pipe inner wall.

Further, the connector is provided with a water through hole, the diameter of the water through hole is smaller than the diameter of the inner cavity of the sealing pipe, an annular protrusion is arranged on the top surface of the connector, and the sealing gasket is in close contact with the annular protrusion.

Compared with the prior art, the method has the following beneficial effects:

the utility model greatly simplifies the internal structure of the fire hydrant, reduces the production cost, and simultaneously, the fire hydrant is more convenient to disassemble and assemble, and is convenient to maintain and replace after the parts are worn and damaged in the later period; the design specification of the through hole can effectively reduce the water pressure in the fire fighting pipeline, and a user can be ensured to stably use the fire fighting lance to extinguish fire; and to professional fire fighters and present condition of a fire needs, open partial pressure regulating hole for the water yield increases, and water pressure reinforcing sprays the farther distance with the water and puts out a fire.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is the schematic view of the assembly structure of the pressure regulating device of the present invention.

The present invention will be described in further detail with reference to the accompanying drawings.

Detailed Description

As shown in fig. 1 and 2, an indoor fire hydrant comprises a hydrant body 1, wherein a connector 11 is arranged on the side wall of the hydrant body 1, the connector 11 is convenient to assemble with a fire hose in the later period, the hydrant body 1 is communicated from top to bottom, a pressure regulating device 2 is arranged in the inner cavity of the hydrant body 1, the pressure regulating device 2 comprises a sealing pipe 3 and a valve cover 4, the valve cover 4 is in screwed connection with the sealing pipe 3, the valve cover 4 is positioned on the top surface of the hydrant body 1, a connector 31 is welded at the bottom end of the sealing pipe 3, the connector 31 is positioned on the bottom surface of the hydrant body 1, the sealing pipe 3 is clamped into the inner cavity of the hydrant body 1 from the bottom opening of the hydrant body 1, the internal structure of the fire hydrant is greatly simplified, the production cost is reduced, the fire hydrant is more convenient to disassemble and assemble, the fire hydrant is convenient to maintain and replace after parts are worn and damaged in the later period, sealing rings 32 are respectively assembled on the top and, and be equipped with butter fat layer between 3 tops and bottoms of sealing tube and the bolt body 1 top and bottom opening, when improving between sealing tube 3 and the bolt body 1 leakproofness, also improved the lubrication action between the two, be convenient for adjust the position of bolt body 1, be difficult for causing the wearing and tearing between sealing tube 3 and the bolt body 1 again.

Valve gap 4 includes carousel 41, sealed lid 42 and sealed dish 43, carousel 41, sealed lid 42 and sealed dish 43 are connected as an organic wholely through rotation axis 44, carousel 41 assembles on rotation axis 44 top, sealed lid 42 is located carousel 41 below, sealed lid 42 is connected with sealed pipe 3 mutually soon to sealed lid 42 protrusion sealed pipe 3 lateral wall, sealed lid 42 protrusion end bottom surface contacts with bolt 1 top surface, sealed dish 43 bottom surface bonds there is sealed the pad 45, sealed pad 45 lateral wall contacts with sealed pipe 3 inner wall, connector 31 is equipped with limbers 33, the diameter of limbers 33 is less than sealed pipe 3 inner chamber diameter, connector 31 top surface is equipped with annular protrusion 34, sealed pad 45 and annular protrusion 34 in close contact with, when not using, can be fine guarantee the leakproofness of sealed pipe 3 inner chambers, can not the infiltration water, meanwhile, the rotating shaft 44 can be conveniently rotated, the sealing disc 43 is upwards moved, and water is conveniently supplied to extinguish fire in use.

5-8 through holes 35 are distributed at the bottom of the sealing pipe 3, the through holes 35 are located on the same horizontal line, the diameter of each through hole 35 is 0.85-0.90mm, when the fire hydrant is used, the sealing disc 43 rotates upwards to enable the through holes 35 to communicate the inner cavity of the sealing pipe 3 with the connecting port 11, so that water in a fire fighting pipeline can quickly enter the fire fighting hose from the connecting port 11 to extinguish fire, the design specification of the through holes 35 can effectively reduce the water inlet pressure in the fire fighting pipeline to be 1.6Mpa to 0.35Mpa-0.45Mpa, a user can stably use the fire fighting lance to extinguish fire, meanwhile, pressure regulating holes 36 are distributed on the side wall of the sealing pipe 3, the pressure regulating holes 36 are communicated with the inner wall and the outer wall of the sealing pipe 3, the pressure regulating holes 36 are located above the through holes 35, when a professional fireman uses the fire, the sealing disc 43 can be continuously rotated upwards according to the, and part of the pressure regulating holes 36 are opened, so that the water yield is increased, the water pressure is enhanced, water can be sprayed to a longer distance, and the operation is simple and convenient.

Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.

Claims

1. The utility model provides an indoor fire hydrant, includes the cock body, the cock body lateral wall is equipped with the connector, the lower surface link up from top to bottom on the cock body, the cock body inner chamber is equipped with pressure regulating device, pressure regulating device includes sealed tube and valve gap, the valve gap is connected with the sealed tube mutually soon, the valve gap is located the cock body top surface, the welding of sealed tube bottom has the connector, the connector is located the cock body bottom surface, its characterized in that: the plug body inner chamber is clamped into from the bottom opening of the plug body to the gland packing tube, gland packing tube top and bottom outer wall all are equipped with the sealing washer, the sealing washer contacts with two opening inner walls of plug body, and be equipped with the butter fat layer between gland packing tube top and bottom and the plug body top and bottom opening, gland packing tube bottom distribution has 5-8 through-holes, and each through-hole is located same water flat line, the diameter of through-hole is 0.85-0.90mm, the gland packing tube lateral wall distributes and has the pressure regulating hole, the pressure regulating hole link up the gland inner and outer wall, the pressure regulating hole is located the through-hole top.

2. An indoor fire hydrant according to claim 1 in which: the valve gap includes carousel, sealed lid and sealed dish, carousel, sealed lid and sealed dish are connected as an organic wholely through the rotation axis, the carousel assembly is on the rotation axis top, sealed lid is located the carousel below, sealed lid is connected with the sealed tube soon to sealed lid protrusion sealed tube side wall, sealed lid protrusion end bottom surface contacts with the bolt body top surface, sealed dish bottom surface bonds and has sealed the pad, and sealed pad side wall contacts with the sealed tube inner wall.

3. An indoor fire hydrant according to claim 2 in which: the connector is equipped with the limbers, the diameter of limbers is less than the sealed tube inner chamber diameter, the connector top surface is equipped with annular protrusion, sealed pad and annular protrusion in close contact with.