CN212452909U

CN212452909U - Fire hydrant with decompression and pressure-relief functions

Info

Publication number: CN212452909U
Application number: CN201922456787.3U
Authority: CN
Inventors: 叶春林
Original assignee: Xuzhou Shenwei Firefighting Equipment Co ltd
Current assignee: Xuzhou Shenwei Firefighting Equipment Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2021-02-02
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses a belong to fire hydrant technical field, specifically be a fire hydrant with decompression slow-pressing effect, seal receptacle fixed mounting is in outlet conduit's top, the bull stick is installed to the bottom of carousel, and the bottom of bull stick runs through the seal receptacle and extend to outlet conduit's inner chamber, outlet conduit's lateral wall has a delivery port, the ball valve with delivery port matched with is installed to the bottom of bull stick, mainstream pipeline is fixed to be set up in outlet conduit's bottom, mainstream pipeline's bottom is provided with the water inlet, mainstream pipeline's the left and right sides all is provided with the decompression chamber, at first through setting up the flow equalizing plate, can realize the evenly distributed to the rivers in the fire hydrant to realize the decompression to rivers, secondly, when rivers pressure is too big, through extruding end cap and compression spring, rivers can get into the decompression chamber through the reposition of redundant personnel hole, further pressure reduction is achieved.

Description

Fire hydrant with decompression and pressure-relief functions

Technical Field

The utility model relates to a fire hydrant technical field specifically is a fire hydrant with decompression slowly presses effect.

Background

A fire hydrant, called fire hydrant formally, is a fixed fire-fighting equipment, and mainly has the functions of controlling combustible substances, isolating combustion-supporting substances and eliminating ignition sources. A fire hydrant, called fire hydrant formally, is a fixed fire-fighting equipment, and mainly has the functions of controlling combustible substances, isolating combustion-supporting substances and eliminating ignition sources. It is divided into indoor fire hydrant and outdoor fire hydrant. The fire extinguishing system comprises an outdoor fire hydrant system, an indoor fire hydrant system and a fire extinguisher system, and some fire extinguishing systems also comprise an automatic spraying system, a water cannon system, a gas fire extinguishing system, a fire detection system, a water mist system and the like. The fire hydrant is mainly used for the fire fighting truck to take water from a municipal water supply network or an outdoor fire fighting water supply network to put out a fire, and can also be directly connected with a water hose and a water gun to discharge water to put out a fire. Therefore, indoor and outdoor fire hydrant systems are also one of the important fire fighting devices for fighting fires. The existing fire hydrant does not have the functions of pressure reduction and pressure relief, and the recoil is too large due to too large water pressure, so that the fire hydrant is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.

The present invention has been made in view of the above and/or other problems that exist in the prior art offset press powdering mechanisms.

Therefore, the utility model aims at providing a fire hydrant with decompression pressure release effect can realize reducing pressure and the pressure release effect to fire hydrant rivers to reduce recoil, facilitate the use.

For solving the technical problem, according to the utility model discloses an aspect, the utility model provides a following technical scheme:

a fire hydrant with pressure reducing and relieving functions comprises: carousel, seal receptacle, outlet conduit, mainstream pipeline and decompression chamber, seal receptacle fixed mounting is in outlet conduit's top, the bull stick is installed to the bottom of carousel, and the bottom of bull stick runs through the seal receptacle and extend to outlet conduit's inner chamber, outlet conduit's lateral wall has a delivery port, the bottom of bull stick is installed with delivery port matched with ball valve, the mainstream pipeline is fixed to be set up outlet conduit's bottom, the bottom of mainstream pipeline is provided with the water inlet, the left and right sides of mainstream pipeline all is provided with the decompression chamber, two the reposition of redundant personnel hole has all been opened to the relative one side in decompression chamber, the top of the relative one side in decompression chamber all is provided with the fixed plate, the bottom of fixed plate is connected with compression spring, compression spring's bottom is connected with the sprue with and reposition of redundant personnel hole matched with, the inner chamber top left and right sides of mainstream pipeline all is provided with damping spring, the bottom of damping spring is connected with the flow equalizing plate, evenly seted up the flow equalizing hole on the flow equalizing plate.

As an optimal selection scheme of fire hydrant with decompression slow-pressing effect, wherein: the both ends of flow equalizing board are connected with the inner wall contact of mainstream pipeline, the closure block is connected with the outer wall sliding of decompression chamber.

As an optimal selection scheme of fire hydrant with decompression slow-pressing effect, wherein: and a flow buffering plate is arranged on one side of the inner cavity of the decompression cavity, which faces the flow distribution hole.

As an optimal selection scheme of fire hydrant with decompression slow-pressing effect, wherein: the outside in decompression chamber is arc, and the inner wall in decompression chamber is provided with the rubber pad.

As an optimal selection scheme of fire hydrant with decompression slow-pressing effect, wherein: and a water outlet and a water discharge valve are arranged on the outer wall of the decompression cavity.

Compared with the prior art: at first through setting up the flow equalizing plate, can realize the evenly distributed to the rivers in the fire hydrant to the realization is to the decompression of rivers, secondly, when rivers pressure is too big, through extrusion end cap and compression spring, rivers can get into the decompression intracavity through the reposition of redundant personnel hole, realize further decompression, the utility model discloses realization that can be fine is to the decompression and the slow-pressing effect of fire hydrant rivers to reduce recoil, facilitate the use.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor. Wherein:

fig. 1 is a schematic view of the internal structure of the present invention.

100 rotary discs, 110 rotary rods, 120 ball valves, 200 sealing seats, 300 water outlet pipelines, 310 water outlets, 400 main flow pipelines, 410 water inlets, 420 flow equalizing plates, 430 flow equalizing holes, 440 damping springs, 500 pressure reducing chambers, 510 flow dividing holes, 520 flow buffering plates, 530 fixing plates, 540 compression springs and 550 blocking blocks.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways than those specifically described herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of explanation, the sectional view showing the device structure will not be enlarged partially according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

The utility model provides a fire hydrant with decompression pressure release effect can realize reducing pressure and the pressure release effect to fire hydrant rivers to reduce recoil, facilitate the use, please refer to figure 1, include: the rotary table 100, the seal seat 200, the water outlet pipe 300, the main flow pipe 400 and the decompression chamber 500;

referring to fig. 1 again, the sealing seat 200 is fixedly installed at the top of the water outlet pipe 300, the rotating rod 110 is installed at the bottom of the rotating disc 100, the bottom of the rotating rod 110 penetrates through the sealing seat 200 and extends to the inner cavity of the water outlet pipe 300, the side wall of the water outlet pipe 300 is provided with a water outlet 310, the bottom of the rotating rod 110 is provided with a ball valve 120 matched with the water outlet 310, specifically, the sealing seat 200 is installed at the top of the water outlet pipe 300 through threads, the sealing seat 200 is used for sealing the water outlet pipe 300, the rotating rod 110 is fixedly installed at the bottom of the rotating disc 100, the rotating rod 110 is connected with the sealing seat 200 through threads, the water outlet 310 is arranged at the right side of the water outlet pipe 300, and the rotating disc 100 rotates to drive the ball valve 120 to move up and down to open and close;

referring to fig. 1 again, the main flow pipe 400 is fixedly disposed at the bottom of the water outlet pipe 300, a water inlet 410 is disposed at the bottom of the main flow pipe 400, the main flow pipe 400 and the water outlet pipe 300 form a water flow path, and the water inlet 140 is communicated with a high-level water pool built in a city for introducing a water source;

referring to fig. 1 again, the left side and the right side of the main flow pipe 400 are provided with the pressure reducing chambers 500, the two opposite sides of the pressure reducing chambers 500 are provided with the diversion holes 510, the fixing plates 530 are arranged above the opposite sides of the pressure reducing chambers 500, the bottoms of the fixing plates 530 are connected with the compression springs 540, the bottoms of the compression springs 540 are connected with the blocking blocks 550 matched with the diversion holes 510, specifically, the fixing plates 530 are welded on the outer walls of the pressure reducing chambers 500, the compression springs 540 are fixedly installed at the bottoms of the fixing plates 530, the bottoms of the compression springs 540 are connected with the blocking blocks 550, the blocking blocks 550 are in sliding connection with the side walls of the pressure reducing chambers 500, the blocking blocks 550 are used for opening and closing the diversion holes 510, when water flow is too large, the blocking blocks 500 and the compression springs 540 are squeezed, the diversion holes 510;

referring to fig. 1 again, the damping springs 440 are disposed on the left and right sides of the top of the inner cavity of the main flow pipeline 400, the bottom of the damping springs 440 is connected to the flow equalizing plate 420, the flow equalizing plate 420 is uniformly provided with flow equalizing holes 430, specifically, the two ends of the flow equalizing plate 420 are in contact with the inner wall of the main flow pipeline 400, so that the flow equalizing plate 420 can move up and down conveniently, the damping springs 440 are used for reducing the impact force of water, and the water flow is uniformly distributed through the flow equalizing holes 430 to perform preliminary pressure reduction and pressure reduction of the water flow.

Referring to fig. 1 again, in order to further improve the pressure reducing and relieving effect, a flow retarding plate 520 is disposed on a side of the inner cavity of the pressure reducing chamber 500 facing the flow dividing hole 510, and the flow retarding plate 520 is folded upward.

Referring to fig. 1 again, in order to further improve the pressure reducing and relieving effect, the outer side of the pressure reducing chamber 500 is arc-shaped, and a rubber pad (not shown) is disposed on the inner wall of the pressure reducing chamber 500.

Referring again to fig. 1, in order to facilitate the drainage of the water in the decompression chamber 500, a drainage port and a drainage valve (not shown) are provided on the outer wall of the decompression chamber 500.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. A fire hydrant with pressure reducing and relieving functions is characterized by comprising: carousel (100), seal receptacle (200), outlet conduit (300), mainstream pipeline (400) and decompression chamber (500), seal receptacle (200) fixed mounting be in the top of outlet conduit (300), bull stick (110) is installed to the bottom of carousel (100), and runs through the bottom of bull stick (110) seal receptacle (200) and extend to the inner chamber of outlet conduit (300), the lateral wall of outlet conduit (300) has a delivery port (310), ball valve (120) with delivery port (310) matched with is installed to the bottom of bull stick (110), mainstream pipeline (400) is fixed to be set up the bottom of outlet conduit (300), the bottom of mainstream pipeline (400) is provided with water inlet (410), the left and right sides of mainstream pipeline (400) all is provided with decompression chamber (500), two diversion holes (510) have all been opened to the relative one side in decompression chamber (500), the top of the relative one side in decompression chamber (500) all is provided with fixed plate (530), the bottom of fixed plate (530) is connected with compression spring (540), the bottom of compression spring (540) be connected with diffluence orifice (510) matched with sprue (550), the inner chamber top left and right sides of mainstream pipeline (400) all is provided with damping spring (440), damping spring (440)'s bottom is connected with flow equalizing plate (420), flow equalizing plate (420) are gone up and evenly have been seted up flow equalizing hole (430).

2. A fire hydrant according to claim 1, wherein both ends of the flow equalizing plate (420) are in contact with the inner wall of the main flow pipe (400), and the block (550) is slidably connected to the outer wall of the decompression chamber (500).

3. A fire hydrant according to claim 1, wherein a flow-reducing plate (520) is provided in a side of the inner cavity of the decompression chamber (500) facing the branch hole (510).

4. A fire hydrant according to claim 1 in which the outer side of the decompression chamber (500) is circular arc-shaped and the inner wall of the decompression chamber (500) is provided with rubber pads.

5. A fire hydrant according to claim 1 in which the outer wall of the decompression chamber (500) is provided with a drain opening and a drain valve.