CN214036909U

CN214036909U - Pressure-reducing and stabilizing type fire-extinguishing valve

Info

Publication number: CN214036909U
Application number: CN202022790619.0U
Authority: CN
Inventors: 许春法
Original assignee: Hangzhou Xinda Fire Fighting Equipment Co ltd
Current assignee: Hangzhou Xinda Fire Fighting Equipment Co ltd
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-08-24
Anticipated expiration: 2030-11-26

Abstract

The utility model discloses a pressure reduction and stabilization type fire valve in valve technical field, which comprises a valve body, the valve body includes water inlet, delivery port and connector, connector department is provided with the valve gap, the valve gap passes through bolt and valve body flange joint, connector department is provided with the movable block, the inner wall sliding connection of movable block and valve body, the below of movable block is provided with the separation piece, and separation piece and valve body fixed connection, the bottom face bilateral symmetry fixedly connected with baffler of movable block, the water inlet department of valve body is provided with filter equipment, the top face of movable block is provided with drive mechanism, the utility model aims at solving the problem that the relief pressure valve hardly adapts to consumption system and inconvenient regulation.

Description

Pressure-reducing and stabilizing type fire-extinguishing valve

Technical Field

The utility model relates to a valve field specifically is pressure reduction and stabilization type fire valve.

Background

The fire protection code of the building design requires that the partition is carried out when the hydrostatic pressure at the bolt port of the fire hydrant exceeds 1.0MPa, and the partition is caused by the fact that the equipment of the whole system is easily damaged due to overlarge pressure at the fire hydrant port; when the water outlet pressure of the fire hydrant outlet is larger than 0.5MPa, the reaction force of the water gun is too large, one person is difficult to operate, pressure reduction measures need to be taken, the existing pressure reducing valve is difficult to adapt to a fire fighting system, the existing resistance is large, the outlet pressure is unstable, the existing pressure reducing valve is inconvenient to adjust, and the inner cavity of the valve body is also easy to cause the blockage of the valve body for being provided with a filtering device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pressure reduction and stabilization type fire valve to solve the difficult problem that adapts to consumption system and inconvenient regulation of the relief pressure valve that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: decompression steady voltage type fire valve, including the valve body, the valve body includes water inlet, delivery port and connector, connector department is provided with the valve gap, the valve gap passes through bolt and valve body flange joint, connector department is provided with the movable block, the inner wall sliding connection of movable block and valve body, the below of movable block is provided with the separation piece, and separation piece and valve body fixed connection, the bottom face bilateral symmetry fixedly connected with baffler of movable block, the water inlet department of valve body is provided with filter equipment, the top face of movable block is provided with drive mechanism.

Preferably, the filtering device comprises a barrel body, the barrel body is arranged in the inner cavity of the valve body, a filter screen fixedly connected with the inner wall of the right side end of the barrel body is arranged on the inner wall of the right side end of the barrel body, a barrel body flange is arranged on the barrel body, and the barrel body flange coincides with the flange of the valve body.

Preferably, drive mechanism includes the connecting block, the connecting block sets up at movable block top end face center, connecting block and movable block fixed connection, be provided with the screw rod that the bearing is connected on the connecting block, and the screw rod runs through the top of valve gap to valve gap, screw rod and valve gap and threaded connection.

Preferably, the top end of the screw rod is provided with a rotating handle, and the rotating handle is fixedly connected with the screw rod.

Preferably, the blocking block is provided with an inclined plane towards one end face of the water inlet and the water outlet, and the end angle of the blocking plate towards the water inlet and the water outlet is arc-shaped.

Preferably, the outer wall of the screw is provided with a first anticorrosive coating, and the inner wall and the outer wall of the barrel body are provided with a second anticorrosive coating.

Compared with the prior art, the beneficial effects of the utility model are that: through the clearance piece that sets up and the joining in marriage of baffling board can effectually decompress to water, made things convenient for the use of fire hydrant greatly, set up the whole flange dish that can conveniently install of valve body simultaneously, and the screw rod that sets up can make things convenient for the valve body to carry out the regulation of pressure with the cooperation of movable block, it is the fire control environment that conveniently adapts to the difference, the filter equipment that sets up simultaneously can effectually filter the impurity of water inlet, prevent that impurity from causing the jam in entering into the valve body, the life of valve body has been improved greatly.

Drawings

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

In the figure: 1. a barrel flange; 2. a valve body; 201. a water inlet; 202. a water outlet; 203. a connecting port; 3. a barrier plate; 4. a movable block; 5. a valve cover; 6. a screw; 7. rotating the handle; 8. connecting blocks; 9. a barrier block; 10. a filter screen; 11. and (5) a barrel body.

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.

Example 1:

referring to fig. 1, the present invention provides a technical solution: the pressure-reducing and stabilizing type fire-extinguishing valve, please refer to fig. 1, comprises a valve body 2, wherein the valve body 2 comprises a water inlet 201, a water outlet 202 and a connecting port 203, a valve cover 5 is arranged at the connecting port 203, the valve cover 5 is in flange connection with the valve body 2 through bolts, and the overall sealing performance can be effectively improved through the valve cover 5.

Referring to fig. 1, a movable block 4 is disposed at the connection port 203, and the movable block 4 is slidably connected to the inner wall of the valve body 2, so as to facilitate pressure adjustment.

Referring to fig. 1, a blocking block 9 is arranged below the movable block 4, the blocking block 9 is fixedly connected with the valve body 2, water flow can be effectively blocked through the blocking block 9, pressure of water can be effectively relieved, and the fire hydrant is greatly convenient to use.

Referring to fig. 1, the barrier plate 3 is fixedly connected to the bottom end face of the movable block 4 in a bilateral symmetry manner, and the barrier plate 3 and the barrier block 9 are matched to conveniently reduce pressure of water, so that the practicability is greatly improved, and meanwhile, the barrier plate 3 and the movable block 4 are matched to conveniently adjust and conveniently adapt to different fire-fighting environments.

Referring to fig. 1, a filter device is disposed at the water inlet 201 of the valve body 2, so that water at the water inlet 201 can be effectively filtered, and the valve body 2 is prevented from being blocked by impurities.

Referring to fig. 1, a transmission mechanism is disposed on a top end surface of the movable block 4 to facilitate adjustment of the movable block 4.

Referring to fig. 1, the filtering device includes a barrel 11, the barrel 11 is disposed in an inner cavity of the valve body 2, a filter screen 10 fixedly connected to an inner wall of a right side end of the barrel 11 is disposed, the barrel 11 is provided with a barrel flange 1, the barrel flange 1 coincides with a flange of the valve body 2, impurities can be conveniently filtered through the filter screen 10, the barrel 11 can store the impurities in the barrel 11, and the barrel flange 1 can facilitate installation of the barrel 11.

Please refer to fig. 1, the transmission mechanism includes a connection block 8, the connection block 8 is disposed at the center of the top end surface of the movable block 4, the connection block 8 is fixedly connected with the movable block 4, a screw rod 6 connected with a bearing is disposed on the connection block 8, the screw rod 6 penetrates through the valve cover 5 to the upper side of the valve cover 5, the screw rod 6 is connected with the valve cover 5 through a thread, when the adjustment is performed, the screw rod 6 is lifted through the cooperation of the screw rod 6 and the valve cover 5, then the movable block 4 is driven to be lifted, and the pressure can be conveniently adjusted by adjusting the distance between the blocking plate 3 and the blocking block 9.

Example 2:

as shown in fig. 1, unlike the previous embodiment 1, a rotary handle 7 is provided at the top end of the screw rod 6, and the rotary handle 7 is fixedly connected with the screw rod 6, so as to facilitate rotation of the screw rod 6.

As shown in fig. 1, an inclined surface is disposed on one end surface of the blocking block 9 facing the water inlet 201 and the water outlet 202, and an end corner of the blocking plate 3 facing the water inlet 201 and the water outlet 202 is arc-shaped, so as to prevent the blocking block 9 and the blocking plate 3 from affecting the water outlet efficiency.

As shown in figure 1, the outer wall of the screw 6 is provided with a first anticorrosive coating to prolong the service life of the screw 6, and the inner wall and the outer wall of the barrel body 11 are provided with a second anticorrosive coating to prevent the barrel body 11 and the valve body 2 from being connected together due to rust.

Wherein,

the working principle is as follows: when carrying out pressure regulation, drive screw rod 6 through rotatory handle 7 and rotate, drive the lifting of movable block 4 through the cooperation of screw rod 6 with valve gap 5, carry out pressure regulation through the interval of adjusting between baffler 3 and the separation piece 9, when needs clear up filter screen 10, dismantle staving ring flange 1 and get off, through taking out staving 11, clear up.

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. Decompression steady voltage type fire valve, including valve body (2), its characterized in that: valve body (2) include water inlet (201), delivery port (202) and connector (203), connector (203) department is provided with valve gap (5), valve gap (5) are through bolt and valve body (2) flange joint, connector (203) department is provided with movable block (4), the inner wall sliding connection of movable block (4) and valve body (2), the below of movable block (4) is provided with separation block (9), and separation block (9) and valve body (2) fixed connection, the bottom face bilateral symmetry fixedly connected with baffler (3) of movable block (4), the water inlet (201) department of valve body (2) is provided with filter equipment, the top face of movable block (4) is provided with drive mechanism.

2. The pressure reduction and stabilization type fire valve according to claim 1, characterized in that: the filter device comprises a barrel body (11), the barrel body (11) is arranged in an inner cavity of the valve body (2), a filter screen (10) fixedly connected with the inner wall of the right side end of the barrel body (11) is arranged on the inner wall of the right side end of the barrel body (11), a barrel body flange plate (1) is arranged on the barrel body (11), and the barrel body flange plate (1) is coincided with the flange plate of the valve body (2).

3. The pressure reduction and stabilization type fire valve according to claim 1, characterized in that: drive mechanism includes connecting block (8), connecting block (8) set up at movable block (4) top face center, connecting block (8) and movable block (4) fixed connection, be provided with screw rod (6) that the bearing is connected on connecting block (8), and screw rod (6) run through valve gap (5) to the top of valve gap (5), screw rod (6) and valve gap (5) and threaded connection.

4. A pressure reducing and stabilizing fire extinguishing valve according to claim 3, wherein: the top end of the screw rod (6) is provided with a rotary handle (7), and the rotary handle (7) is fixedly connected with the screw rod (6).

5. The pressure reduction and stabilization type fire valve according to claim 1, characterized in that: one end face, facing the water inlet (201) and the water outlet (202), of the blocking block (9) is provided with an inclined plane, and the end angle, facing the water inlet (201) and the water outlet (202), of the blocking plate (3) is arc-shaped.

6. A pressure reducing and stabilizing fire extinguishing valve according to claim 3, wherein: and the outer wall of the screw rod (6) is provided with a first anti-corrosion coating.

7. The pressure reduction and stabilization type fire valve according to claim 2, characterized in that: and the inner wall and the outer wall of the barrel body (11) are provided with a second anticorrosive coating.