CN218625568U - Detachable and washable filtering pressure reducing valve - Google Patents

Abstract

The utility model provides a can unpick and wash filtration relief pressure valve belongs to valve technical field, and it has solved the little utilization ratio of current relief pressure valve filter screen usable floor area, blocks up the filter screen easily during the use and leads to rivers to reduce, not pile up the shortcoming of leading to the pipeline corruption by the easy backward flow of the adsorbed impurity of filter screen, and this can unpick and wash filtration relief pressure valve includes valve body, filter equipment and flow control unit, the valve body is by controlling the end of intaking that sets up and the water outlet is constituteed, the valve body bottom is provided with the blowdown end of intaking the inside looks UNICOM of end, the blowdown end bottom is the drain, blowdown department be equipped with the bulb valve, the inside filter screen that is equipped with of blowdown end, the filter screen be upper and lower open-ended tubular structure, the filter screen be fixed in between blowdown end top and the bulb valve, there is the clearance between filter screen and the blowdown end inner wall, the utility model has the advantages of long service time, easy washing of filter screen.

Description

Detachable and washable filtering pressure reducing valve

Technical Field

The utility model belongs to the technical field of the valve, a relief pressure valve is related to, in particular to two manometer and can unpick and wash filterable relief pressure valve.

Background

The pressure reducing valve is a valve which reduces the inlet pressure to a certain required outlet pressure by regulation and automatically keeps the outlet pressure stable by the energy of a medium, and the pressure reducing valve is a throttling element with changeable local resistance, namely, the flow rate and the kinetic energy of fluid are changed by changing the throttling area to cause different pressure losses, thereby achieving the purpose of pressure reduction. Then, the fluctuation of the pressure behind the valve is balanced with the spring force by means of the regulation of the control and regulation system, so that the pressure behind the valve is kept constant within a certain error range.

The existing structure with a filtering pressure reducing valve is disclosed as application number 202121394022.2, and the patent document of the patent name of a double-meter pressure reducing valve with filtering is known, the double-meter pressure reducing valve with filtering comprises a pressure reducing valve body, a water inlet channel and a water outlet channel which are arranged in the pressure reducing valve body, a lower valve core which is arranged between the water inlet channel and the water outlet channel in a sliding manner and used for controlling opening and closing, a first elastic piece which is arranged between the lower valve core and the pressure reducing valve body and is positioned below the lower valve core, an upper valve core which is arranged inside the pressure reducing valve body and is positioned above the lower valve core in a sliding manner, a connecting rod which is arranged between the upper valve core and the lower valve core and used for connecting the upper valve core and the lower valve core, an upper valve cap which is arranged on the pressure reducing valve body and is positioned above the upper valve core, and a second elastic piece which is arranged between the upper valve cap and the upper valve cap, wherein a mounting structure for mounting a pressure gauge is arranged on two sides of the pressure reducing valve body and is arranged on one side of the water inlet channel, and a filtering device for filtering water flow is arranged on the pressure reducing valve body.

Above-mentioned two table relief pressure valves of area filterable advance water inlet end at traditional relief pressure valve has increased removable filter unit that washes, because of its filter unit is that it leads to valve body length increase valve body volume to increase directly to increase the structure in water inlet department, the filter screen is established and is passed on the pipeline of end of intaking, filter screen usable floor area is the same with pipeline cross sectional area, usable floor area is low with a small rate, block up the filter screen easily during the use and lead rivers to reduce, not being piled up to lead to the pipeline corruption by the easy backward flow of filter screen absorbent impurity.

Disclosure of Invention

The utility model aims at providing a pressure reducing valve of two tables and removable washing filter unit to the above-mentioned problem that exists among the prior art.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides a can unpick and wash filtration relief pressure valve, its characterized in that, includes valve body, filter equipment and flow control unit, the valve body comprises the end of intaking and the water outlet end of controlling the setting, the valve body bottom is provided with the blowdown end with the end of intaking, the inside looks UNICOM of water outlet end, blowdown end bottom is the drain, drain department be equipped with the bulb valve, the inside filter screen that is equipped with of blowdown end, the filter screen be upper and lower open-ended tubular structure, the filter screen be fixed in between blowdown end top and the bulb valve, there is the clearance between filter screen and the blowdown end inner wall.

In a removable filtration relief pressure valve that washes among the foretell, flow control unit bottom be the case, the case bottom is established inside the blowdown end, the filter screen surround case and passway, the ball valve is connected on the blowdown end through mending the core joint, the impurity of filter screen interception deposits to ball valve top because of gravity, ball valve below be provided with water piping connection spare, water piping connection spare pass through the reducing head and connect the ball valve, be equipped with the connecting band on the reducing head, and be equipped with on this connecting band with reducing head complex closing cap, be equipped with the stand pipe in connection water route between blowdown end and water outlet end.

In the above detachable and washable filtering pressure reducing valve, the pipe walls of the water inlet end and the water outlet end are respectively provided with a mounting seat for mounting a pressure gauge, and the mounting seats are close to the center of the valve body and are inclined to two sides of the flow control unit.

Compared with the prior art, the detachable and washable filtering pressure reducing valve has the advantages that the volume of the valve body is reduced by arranging the filter screen in the sewage draining end, the filter screen is fixed between the top of the sewage draining end and the plug and surrounds the water flow at the channel port, the water flow can flow out from the water outlet end only through the filter screen, the cylindrical filter screen fully utilizes the structure in the sewage draining end, the available area of the filter screen is increased, more impurities are intercepted, the water flow is not easily blocked, the times of detaching and washing during use are reduced, the water flow flows to the water outlet end stably through the guide pipe, the lower ball valve can be opened when the filtered impurities need to be discharged, the water can be collected by the water pipe connecting port connecting pipe, the upper valve core is closed when needed, a new water source can be connected into the water pipe connecting port of the ball valve, the new water source can be filtered by the filter screen, the sealing cover closed pipeline can be detached and used when the water pipe connecting port is not used, the two pressure gauge mounting positions at the water inlet and the water outlet can be blocked by the plug when the water pressure does not need to be monitored, the two pressure gauges can monitor the water pressure respectively, the water pressure gauges can monitor the water pressure gauge, the valve body can be monitored, the clearer feedback condition during work, and the service life of the pressure reducing valve can be prolonged can be safer.

Drawings

FIG. 1 is a schematic diagram of the present removable and washable filter pressure relief valve configuration.

Fig. 2 is an exploded view of the removable and washable filter pressure relief valve structure.

FIG. 3 is a schematic view of the detachable and washable semi-planer structure of the filtering and pressure reducing valve.

FIG. 4 is a schematic view of the present removable and washable filtered pressure relief valve control unit.

In the figure, 1, a valve body; 2. a valve core; 3. a mounting base; 4. a filter screen; 5. a ball valve; 6. a water pipe connector; 7. a guide tube; 8. a water inlet end; 9. water outlet end: 10. a control unit; 11. a core supplementing joint; 12. a connecting belt; 13. sealing the cover; 14. a reducing head.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1, fig. 2, fig. 3, fig. 4, this detachable filtering pressure reducing valve that washes, a serial communication port, including valve body 1, filter equipment and flow control unit 10, valve body 1 comprises the end 8 of intaking and play water end 9 that sets up about by, valve body 1 bottom be provided with intake end 8, the blowdown end of the inside looks UNICOM of play water end 9, blowdown end bottom is the drain, blowdown department is equipped with bulb valve 5 door, the inside filter screen 4 that is equipped with of dirty end, filter screen 4 is upper and lower open-ended tubular structure, filter screen 4 is fixed in between blowdown end top and the bulb valve 5, there is the clearance between filter screen 4 and the blowdown end inner wall.

Preferably, the bottom of the flow control unit 10 is a valve core 2, the bottom of the valve core 2 is arranged inside a sewage discharge end, the filter screen 4 surrounds the valve core 2 and a passage port, the ball valve 5 is connected to the sewage discharge end through a core repairing joint 11, impurities intercepted by the filter screen 4 are deposited above the ball valve 5 due to gravity, a water pipe connecting piece 6 is arranged below the ball valve 5, the water pipe connecting piece 6 is connected with the ball valve 5 through a reducing head 14, a connecting band 12 is arranged on the reducing head 14, a sealing cover 13 matched with the reducing head 14 is arranged on the connecting band 12, and a guide pipe 7 connected with a water path is arranged between the sewage discharge end and a water outlet end 9.

Preferably, the pipe walls of the water inlet end 8 and the water outlet end 9 are provided with mounting seats 3 for mounting the pressure gauge, and the mounting seats 3 are close to the center of the valve body 1 and are inclined to two sides of the flow control unit 10.

Although the terms valve body 1, valve core 2, mounting seat 3, filter screen 4, ball valve 5, water pipe connector 6, guide pipe 7, water inlet end 8, water outlet end 9, control unit 10, bushing 11, connecting band 12, sealing cover 13, reducer 14, etc. are used more often herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims (3)

1. The utility model provides a can unpick and wash filtration relief pressure valve, its characterized in that, includes valve body (1), filter equipment and flow control unit (10), valve body (1) is by controlling the end of intaking (8) and play water end (9) constitution that sets up, valve body (1) bottom be provided with intake end (8), the blowdown end of play water end (9) inside looks UNICOM, blowdown end bottom is the drain, drain department be equipped with bulb valve (5) door, the inside filter screen (4) that are equipped with of blowdown end, filter screen (4) be upper and lower open-ended tubular structure, filter screen (4) be fixed in between blowdown end top and bulb valve (5), there is the clearance between filter screen (4) and the blowdown end inner wall.

2. The detachable and washable filtering pressure reducing valve according to claim 1, wherein the bottom of the flow control unit (10) is a valve core (2), the bottom of the valve core (2) is arranged inside a sewage discharge end, the filter screen (4) surrounds the valve core (2) and a passage port, the ball head valve (5) is connected to the sewage discharge end through a core supplementing joint (11), impurities intercepted by the filter screen (4) are precipitated above the ball head valve (5) due to gravity, a water pipe connecting piece (6) is arranged below the ball head valve (5), the water pipe connecting piece (6) is connected with the ball head valve (5) through a reducing head (14), a connecting band (12) is arranged on the reducing head (14), a sealing cover (13) matched with the reducing head (14) is arranged on the connecting band (12), and a guide pipe (7) connected with a water channel is arranged between the sewage discharge end and a water outlet end (9).

3. A detachable and washable filter pressure reducing valve according to claim 1, characterized in that the pipe walls of the water inlet end (8) and the water outlet end (9) are provided with mounting seats (3) for mounting a pressure gauge, and the mounting seats (3) are abutted against the center of the valve body (1) and are inclined to both sides of the flow control unit (10).

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