阅读说明：本技术 一种用于高压细水雾灭火系统的调压装置 (Pressure regulating device for high-pressure water mist fire extinguishing system ) 是由 马军彦 齐俊峰 王春青 赵卫红 张喜明 石岩 马人骄 于 2021-09-14 设计创作，主要内容包括：本发明公开了一种用于高压细水雾灭火系统的调压装置,其涉及消防灭火技术领域,包括：支架,预置在地面上；电控箱,固定在所述支架的侧面；且,所述支架中间位置从左到右依次固定有稳压泵、高压泵和储水箱,且所述稳压泵、高压泵和储水箱底部通过管道相连通；补水管,固定在所述储水箱顶部,用于为储水箱进行水量补充；出水口,固定在所述管道的一侧,用于连接外部灭火装置；以及调压组件,其一端安装在所述出水口的一侧,另一端采用回流管道与储水箱相连通。(The invention discloses a pressure regulating device for a high-pressure water mist fire extinguishing system, which relates to the technical field of fire fighting and comprises: the bracket is preset on the ground; the electric cabinet is fixed on the side surface of the bracket; a pressure stabilizing pump, a high-pressure pump and a water storage tank are sequentially fixed in the middle of the bracket from left to right, and the pressure stabilizing pump, the high-pressure pump and the bottom of the water storage tank are communicated through a pipeline; the water replenishing pipe is fixed at the top of the water storage tank and is used for replenishing water for the water storage tank; the water outlet is fixed on one side of the pipeline and is used for connecting an external fire extinguishing device; and one end of the pressure regulating component is arranged on one side of the water outlet, and the other end of the pressure regulating component is communicated with the water storage tank by adopting a backflow pipeline.)

1. The utility model provides a pressure regulating device for thin water smoke fire extinguishing systems of high pressure which characterized in that: the method comprises the following steps:

the support (1) is preset on the ground;

the electric cabinet (2) is fixed on the side surface of the bracket (1);

a pressure stabilizing pump (3), a high-pressure pump (4) and a water storage tank (5) are sequentially fixed in the middle of the bracket (1) from left to right, and the bottoms of the pressure stabilizing pump (3), the high-pressure pump (4) and the water storage tank (5) are communicated through a pipeline;

the water replenishing pipe (6) is fixed at the top of the water storage tank (5) and is used for replenishing water for the water storage tank (5);

the water outlet (9) is fixed on one side of the pipeline and is used for connecting an external fire extinguishing device; and

and one end of the pressure regulating component (7) is arranged at one side of the water outlet (9), and the other end of the pressure regulating component is communicated with the water storage tank (5) by adopting a return pipeline (8).

2. The pressure regulating device for a high pressure water mist fire suppression system according to claim 1, wherein: the pressure regulating assembly (7) comprises:

a pressure regulating base (71);

a sealing cover (72) mounted on the top of the pressure regulating seat (71);

the filtering assembly (76) is in threaded connection with one end of the pressure regulating seat (71);

the adjusting round platform (77) is arranged in the pressure adjusting seat (71) in a sliding mode, and a sealing ring is arranged between the adjusting round platform (77) and the pressure adjusting seat (71); and

the adjusting component (78) is arranged in the sealing cover (72) in a sliding mode, and the bottom of the adjusting component (78) is fixed with the adjusting round platform (77).

3. The pressure regulating device for a high pressure water mist fire suppression system according to claim 2, wherein: one end of the pressure regulating seat (71), which is close to the filtering component (76), is provided with a pressure relief opening (74) for reducing the water pressure in the pipeline, and the other end of the pressure regulating seat (71) is provided with a return opening (75) for returning the water in the pressure regulating seat (71) to the water storage tank (5);

the bottom of the pressure regulating seat (71) is provided with a water outlet (73) for completely discharging the water in the pressure regulating seat (71), thereby being convenient for maintenance and cleaning.

4. The pressure regulating device for a high pressure water mist fire suppression system according to claim 2, wherein: the bottom surface of the adjusting round platform (77) is arc-shaped, so that water can conveniently flow into the backflow port (75).

5. The pressure regulating device for a high pressure water mist fire suppression system according to claim 2, wherein: the filter assembly (76) includes:

a threaded sleeve (761) threaded within the adjustment seat (71);

a pressure relief post (762) coaxially slidably disposed within the threaded sleeve (761);

a connection table (763) fixing one end of the pressure release column (762);

the fixing ring (766) is fixed in the pressure regulating seat (71), and a filter screen (767) is detachably mounted in the fixing ring (766); and

and the pressure relief spring (765) is connected between the fixing ring (766) and the connecting table (763).

6. The pressure regulating device for a high pressure water mist fire suppression system according to claim 5, wherein: a buffer pad (764) is arranged between the connecting table (763) and the threaded sleeve (761) and used for buffering the impact force of the pressure relief spring (765), a circular boss is arranged on one side, away from the pressure relief column (762), of the connecting table (763), the diameter of the circular boss is the same as the inner diameter of the pressure relief spring (765), and the circular boss is used for limiting the offset of the pressure relief spring (765).

7. The pressure regulating device for a high pressure water mist fire suppression system according to claim 2, wherein: be provided with diaphragm (782) between sealed lid (72) and pressure regulating seat (71), diaphragm (782) are deformable material for in restriction rivers flow into sealed lid (72), sealed lid (72) internal fixation has fixed station (784), coaxial slidable is provided with in fixed station (784) and adjusts subassembly (78).

8. The pressure regulating device for a high pressure water mist fire suppression system according to claim 7, wherein: the adjustment assembly (78) includes:

a clamping plate (781) fixed to the diaphragm (782);

one end of the sliding column (783) is fixed at the top end of the clamping plate (781), and the other end of the sliding column is arranged in the sealing cover (72) in a sliding mode;

an adjusting plate (789) fixed to the sliding column (783), wherein the adjusting plate (789) can slide up and down in a fixed table (784); and

an adjustment spring connected between the adjustment plate (789) and the clamping plate (781).

9. The pressure regulating device for a high pressure water mist fire suppression system according to claim 8, wherein: pressure discharge holes (786) are formed in the top end of the sealing cover (72), sliding columns (783) are arranged in the pressure discharge holes (786) in a sliding mode, the sliding columns (783) can slide up and down conveniently, and sealing sleeves (785) are arranged between the sliding columns (783) and the pressure discharge holes (786).

10. The pressure regulating device for a high pressure water mist fire suppression system according to claim 9, wherein: be equipped with confined space between sealed lid (72), fixed station (784) and regulating plate (789), inlet port (787) and venthole (788) have been seted up to the confined space lateral wall for the position of control regulating plate (789), thereby the control adjusts the compression degree of spring.

Technical Field

The invention relates to the technical field of fire fighting, in particular to a pressure regulating device for a high-pressure water mist fire extinguishing system.

Background

The high-pressure water mist fire extinguishing system is a fire extinguishing device which utilizes high pressure to spray water from a water mist spray head, when the fire extinguishing operation is not carried out, the interior of the fire extinguishing device is stabilized in pressure by a pressure stabilizing pump, when the pressure is too low, the pressure is supplemented by the high-pressure pump, and when the pressure is too high, the interior of the fire extinguishing device needs to be adjusted in pressure, so that the pipeline is prevented from being broken due to the fact that the pipeline is in a high-pressure state for a long time.

When the existing high-pressure water mist fire extinguishing system is used for pressure adjustment, manual water drainage is generally adopted, so that the internal pressure is reduced, manpower and water resources are wasted, and the automation degree is low.

In order to solve the problems, the invention provides a pressure regulating device for a high-pressure water mist fire extinguishing system.

Disclosure of Invention

In order to achieve the purpose, the invention provides the following technical scheme: a pressure regulating device for a high pressure water mist fire suppression system, comprising:

the bracket is preset on the ground;

the electric cabinet is fixed on the side surface of the bracket;

a pressure stabilizing pump, a high-pressure pump and a water storage tank are sequentially fixed in the middle of the bracket from left to right, and the pressure stabilizing pump, the high-pressure pump and the bottom of the water storage tank are communicated through a pipeline;

the water replenishing pipe is fixed at the top of the water storage tank and is used for replenishing water for the water storage tank;

the water outlet is fixed on one side of the pipeline and is used for connecting an external fire extinguishing device; and

and one end of the pressure regulating component is arranged on one side of the water outlet, and the other end of the pressure regulating component is communicated with the water storage tank by adopting a backflow pipeline.

Further, preferably, the pressure regulating assembly includes:

a pressure regulating seat;

the sealing cover is arranged at the top of the pressure regulating seat;

the filtering component is in threaded connection with one end of the pressure regulating seat;

the adjusting round platform is arranged in the pressure regulating seat in a sliding manner, and a sealing ring is arranged between the adjusting round platform and the pressure regulating seat; and

the adjusting component is arranged in the sealing cover in a sliding mode, and the bottom of the adjusting component is fixed with the adjusting round platform.

Preferably, one end of the pressure regulating seat, which is close to the filtering component, is provided with a pressure relief opening for reducing water pressure in the pipeline, and the other end of the pressure regulating seat is provided with a backflow opening for returning water in the pressure regulating seat to the water storage tank;

the bottom of the pressure regulating seat is provided with a water outlet for completely discharging the water in the pressure regulating seat, thereby being convenient for maintenance and cleaning.

Further, preferably, the bottom surface of the adjusting circular truncated cone is arc-shaped, so that water can conveniently flow into the backflow port.

Further, preferably, the filter assembly includes:

the threaded sleeve is in threaded connection with the inside of the adjusting seat;

the pressure relief column is coaxially and slidably arranged in the threaded sleeve;

a connecting table for fixing one end of the pressure relief column;

the fixing ring is fixed in the pressure regulating seat, and a filter screen is detachably arranged in the fixing ring; and

and the pressure relief spring is connected between the fixing ring and the connecting platform.

Further, it is preferred, be provided with the blotter between connection platform and the screw sleeve for buffering pressure release spring's impact force, the circular boss has been seted up to one side of connecting the platform and keeping away from the pressure release post, just the diameter of circular boss is the same with pressure release spring's internal diameter, is used for restricting the skew of pressure release spring.

Further, it is preferred, be provided with the diaphragm between sealed lid and the pressure regulating seat, the diaphragm is deformable material for in the restriction rivers flow into sealed lid, sealed lid internal fixation has the fixed station, coaxial slidable is provided with adjusting part in the fixed station.

Further, preferably, the adjusting assembly includes:

a clamping plate fixed on the diaphragm;

one end of the sliding column is fixed at the top end of the clamping plate, and the other end of the sliding column is arranged in the sealing cover in a sliding manner;

the adjusting plate is fixed on the sliding column and can slide up and down in the fixing table; and

and the adjusting spring is connected between the adjusting plate and the clamping plate.

Further, preferably, the top end of the sealing cover is provided with a pressure discharge hole, a sliding column is arranged in the pressure discharge hole in a sliding mode, the sliding column can slide up and down conveniently, and a sealing sleeve is arranged between the sliding column and the pressure discharge hole.

Further, it is preferred, be equipped with confined space between sealed lid, fixed station and the regulating plate, inlet port and venthole have been seted up to the confined space lateral wall for the position of control regulating plate, thereby control regulating spring's compression degree.

Compared with the prior art, the invention provides a pressure regulating device for a high-pressure water mist fire extinguishing system, which has the following beneficial effects:

in the invention, the filtering component is arranged in the pressure regulating component, so that water flowing into the pressure regulating component can be filtered, thereby the water flows back to the water storage tank through the return pipeline, the reutilization of water resources is realized, the utilization rate of the water resources is improved, and a pressure relief column and a pressure relief spring are arranged in the filtering component, so that the pressure entering the pressure regulating component can be reduced, thereby protecting the filter screen, prolonging the service life of the filter screen, initially reducing the water pressure through the filter assembly, pushing the adjusting round platform to slide upwards by the water pressure when the water pressure is continuously increased, thereby leading the water to flow into the return port, further carrying out secondary pressure relief, improving the pressure relief efficiency, the high pressure pump is started, the pressure in the pipeline is increased, the pressing degree of the adjusting plate can be controlled through the air inlet hole, thereby increasing the compression force of the adjusting spring and preventing the pressure in the pipeline from being too low to influence the fire extinguishing operation.

Drawings

FIG. 1 is a schematic overall view of a pressure regulating apparatus for a high pressure water mist fire suppression system;

FIG. 2 is a schematic view of a pressure regulating assembly of a pressure regulating device for a high pressure water mist fire suppression system;

FIG. 3 is an enlarged schematic view at A of a pressure regulator for a high pressure water mist fire suppression system;

FIG. 4 is a schematic view of a regulating assembly of a pressure regulator for a high pressure water mist fire suppression system;

in the figure: 1. a support; 2. an electric cabinet; 3. a pressure stabilizing pump; 4. a high pressure pump; 5. a water storage tank; 6. a water replenishing pipe; 7. a voltage regulating component; 8. a return line; 9. a water outlet; 71. a pressure regulating seat; 72. a sealing cover; 73. a water outlet; 74. a pressure relief port; 75. a return port; 76. a filter assembly; 77. adjusting the circular truncated cone; 78. an adjustment assembly; 761. a threaded sleeve; 762. a pressure relief column; 763. a connecting table; 764. a cushion pad; 765. a pressure relief spring; 766. a fixing ring; 767. a filter screen; 781. a clamping plate; 782. a diaphragm; 783. a sliding post; 784. a fixed table; 785. sealing sleeves; 786. pressure discharge holes; 787. an air inlet; 788. an air outlet; 789. an adjusting plate.

Detailed Description

Referring to fig. 1, the present invention provides a technical solution: a pressure regulating device for a high pressure water mist fire suppression system, comprising:

the support 1 is preset on the ground;

the electric cabinet 2 is fixed on the side surface of the bracket 1;

a pressure stabilizing pump 3, a high pressure pump 4 and a water storage tank 5 are sequentially fixed in the middle of the bracket 1 from left to right, and the bottoms of the pressure stabilizing pump 3, the high pressure pump 4 and the water storage tank 5 are communicated through pipelines;

the water replenishing pipe 6 is fixed at the top of the water storage tank 5 and is used for replenishing water for the water storage tank 5;

the water outlet 9 is fixed on one side of the pipeline and used for being connected with an external fire extinguishing device; and

and one end of the pressure regulating component 7 is arranged on one side of the water outlet 9, and the other end of the pressure regulating component is communicated with the water storage tank 5 by adopting a return pipeline 8.

Referring to fig. 2, in the present embodiment, the voltage regulating assembly 7 includes:

a pressure regulating base 71;

a sealing cover 72 mounted on the top of the pressure regulating seat 71;

a filter assembly 76 screwed to one end of the pressure regulating base 71;

the adjusting round table 77 is arranged inside the pressure regulating seat 71 in a sliding manner, and a sealing ring is arranged between the adjusting round table 77 and the pressure regulating seat 71; and

the adjusting component 78 is slidably disposed in the sealing cover 72, and the bottom of the adjusting component 78 is fixed to the adjusting circular truncated cone 77.

As a preferred embodiment, one end of the pressure regulating seat 71 close to the filter assembly 76 is provided with a pressure relief port 74 for reducing the water pressure in the pipeline, and the other end of the pressure regulating seat 71 is provided with a return port 75 for returning the water inside the pressure regulating seat 71 to the water storage tank 5;

the bottom of pressure regulating seat 71 has been seted up outlet 73 for the moisture in with pressure regulating seat 71 discharges completely, the maintenance clearance of being convenient for, that is to say, when needs are maintained and are cleared up pressure regulating subassembly 7, through opening outlet 73, can discharge its inside water completely, has improved the convenience of work.

As a preferred embodiment, the bottom surface of the adjusting circular truncated cone 77 is arc-shaped, so that water can flow into the backflow port 75 conveniently, and it should be explained that water can pass through the arc-shaped adjusting circular truncated cone 77 only by jacking the adjusting circular truncated cone by a small height with water pressure, so as to improve the rapidness of pressure relief.

Referring to fig. 3, as a preferred embodiment, the filter assembly 76 comprises:

a threaded sleeve 761, threaded within the adjustment seat 71;

a pressure relief post 762 coaxially slidably disposed within the threaded sleeve 761;

a connection stage 763 fixing one end of the pressure release column 762;

the fixing ring 766 is fixed in the pressure regulating seat 71, and a filter screen 767 is detachably mounted in the fixing ring 766; and

and a pressure relief spring 765 connected between the fixing ring 766 and the connection pad 763.

It should be explained that the water pressure increases the space of the water flow by contacting with the pressure release column 762 and pushing the pressure release spring 765, thereby reducing the water pressure, reducing the impact force on the filter screen 767, protecting the filter screen, and prolonging the service life of the filter screen.

As a preferred embodiment, a cushion 764 is disposed between the connection platform 763 and the threaded sleeve 761 for buffering the impact force of the pressure relief spring 765, a circular boss is disposed on a side of the connection platform 763 away from the pressure relief column 762, and a diameter of the circular boss is the same as an inner diameter of the pressure relief spring 765 for limiting the offset of the pressure relief spring 765.

Referring to fig. 4, as a preferred embodiment, a diaphragm 782 is disposed between the sealing cover 72 and the pressure regulating seat 71, the diaphragm 782 is made of a deformable material and is used for limiting water from flowing into the sealing cover 72, a fixing table 784 is fixed in the sealing cover 72, and an adjusting assembly 78 is coaxially slidably disposed in the fixing table 784.

As a preferred embodiment, the adjustment assembly 78 includes:

a clamp plate 781 fixed to the diaphragm 782;

a sliding column 783, one end of which is fixed at the top end of the clamping plate 781, and the other end of which is arranged in the sealing cover 72 in a sliding manner;

an adjusting plate 789 fixed to the sliding column 783, and the adjusting plate 789 being vertically slidable in a fixing table 784; and

and an adjusting spring connected between the adjusting plate 789 and the clamping plate 781.

In a preferred embodiment, the top end of the sealing cover 72 is provided with a pressure discharge hole 786, a sliding column 783 is slidably disposed in the pressure discharge hole 786, so that the sliding column 783 can slide up and down, and a sealing sleeve 785 is disposed between the sliding column 783 and the pressure discharge hole 786.

As a preferred embodiment, a sealed space is provided between the sealing cover 72, the fixing table 784 and the adjusting plate 789, and an air inlet hole 787 and an air outlet hole 788 are formed in a side wall of the sealed space, and are used for controlling the position of the adjusting plate 789, so as to control the compression degree of the adjusting spring, and it should be noted that the air inlet hole 787 is connected with an external air intake device.

Specifically, when fire is not needed to be extinguished, the external air inlet device does not work, so that the adjusting spring is in a pressure relief state, when the water pressure in the pipeline is too high, the pressure relief column 762 is pushed and enters the pressure regulating seat 71 through the filter screen 767, when the pressure relief port 74 is filled with water, the water pressure does not reach a set value, the water pressure pushes the adjusting round platform 77 to enable the water to flow into the return port and flow into the water storage tank 5 through the return pipeline 8, so that the utilization rate of the water is improved, when the fire extinguishing work is carried out, the high-pressure pump 4 is started, the pressure in the pipeline is increased, at the moment, the external air inlet device is filled with gas through the air inlet hole 787, so that the adjusting plate 789 is pressed down, the compression force of the adjusting spring is increased, the adjusting plate 789 is kept still, and the fire extinguishing work is prevented from being influenced by too low pressure in the pipeline.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.