CN213017929U

CN213017929U - Filtering and scale-reducing safety valve

Info

Publication number: CN213017929U
Application number: CN202021497760.5U
Authority: CN
Inventors: 陈海峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-12
Filing date: 2020-07-24
Publication date: 2021-04-20
Anticipated expiration: 2030-07-24

Abstract

The utility model provides a filter and subtract dirty relief valve, which comprises a valve body, be provided with the water inlet on the valve body, the intake antrum, go out water cavity and delivery port, one side of valve body is provided with the pressure release chamber, it is equipped with the subassembly of intaking to go out the intracavity, the intracavity is equipped with the pressure release subassembly to let out the pressure, the opposite side of valve body is provided with filtering component, filtering component includes filter element, the filter screen, magnet, shell and filtration tail-hood, be equipped with the filter chamber in the shell, be equipped with the antisludging agent in the filter element, filter the one end at filter element at the tail-hood, it is provided with the magnetic sleeve on the tail-. The utility model discloses a filtration subtracts dirty relief valve's filter element contains antisludging agent, can effectively reduce aquatic carbonate, silicate and phosphate etc. and the blocking adheres to on the pipeline, is equipped with high number of filter screens and magnet subassembly in the filter chamber, can intercept harmful substance such as the visible iron rust silt of naked eye, worm's ovum, and high-efficient protection water equipment safety makes it more durable.

Description

Filtering and scale-reducing safety valve

Technical Field

The utility model particularly relates to a filter and subtract dirty relief valve.

Background

Chinese patent document No. CN209012497U discloses a novel safety valve of an electric water heater in 2019, 6.21.2019, which comprises a valve body, wherein the valve body is provided with a water inlet cavity and a pressure relief cavity, the water inlet cavity is communicated with the pressure relief cavity, a pressure relief valve is arranged in the pressure relief cavity, the pressure relief valve comprises a cylinder body, a piston, a cylinder body fixing member, a return spring, a pressure regulating cap and a handle, the cylinder body is in sliding seal with the piston, a water outlet is arranged on the cylinder body, the cylinder body fixing member is arranged at the tail end of the cylinder body, and the piston is connected with the handle at the tail end of the. The safety valve of the water heater is not provided with a filter, after the safety valve is used for a long time, a large amount of carbonate, silicate, phosphate and the like can be attached to a pipeline where the safety valve is located (because the water flowing into the pipeline contains a large amount of substances), the pipeline can be corroded by the substances, and rust sand and sand in the water can enter the water heater along with the water flow, so that the operation of the water heater can be influenced, and even the water heater can be failed.

Therefore, further improvements are needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a simple structure, can effectively get rid of impurity, safe and reliable, long service life, the convenient filtration of installation subtracts dirty relief valve to overcome the weak point among the prior art.

According to a filtration descale relief valve of this purpose design, including the valve body, be provided with water inlet, intake antrum, play water cavity and delivery port on the valve body, one side of valve body is provided with the pressure release chamber, and the pressure release chamber communicates with a water cavity, goes out the intracavity and is equipped with the subassembly of intaking, and the pressure release intracavity is equipped with pressure release subassembly, its characterized in that: the opposite side of valve body is provided with filtering component, filtering component includes filter element, filter screen, magnet, shell and filters the tail-hood, the shell is connected with the valve body, is equipped with the filter chamber in the shell, and filter element installs in filtering the intracavity, is equipped with the antisludging agent in the filter element, and filter element inside respectively with filter chamber, intake antrum intercommunication, filters the tail-hood and installs the one end at filter element, filters and is provided with the magnetic sleeve on the tail-hood, in magnet inserts the magnetic sleeve, the filter screen setting is filtering between tail-hood and the filter element.

The filter element is a filter element, an opening is formed in one end of the filter element, the filter tail cover covers the opening of the filter element, one end of the magnet is inserted into the clamping groove of the shell, the other end of the magnet is inserted into the magnetic sleeve, and the other end of the magnet extends into the filter element.

The other end of the filter element is provided with a water outlet hole, a water passing hole is formed in the filter tail cover, the filter element is communicated with the water inlet cavity through the water outlet hole, the filter cavity is communicated with the interior of the filter element through the water passing hole, and the water inlet is communicated with the filter cavity.

The water inlet assembly comprises a water inlet valve core, a valve sleeve, a pressure relief spring, a pressure relief valve rod and a gasket, the valve sleeve is in threaded connection with the pressure relief valve rod, the water inlet spring is sleeved on the upper portion of the water inlet valve core, one end of the water inlet spring elastically acts on the valve body, the other end of the water inlet spring elastically acts on the water inlet valve core, and the water inlet assembly does reset motion relative to the valve body under the elastic action of the water inlet spring so as to elastically seal the water outlet cavity.

The water inlet valve core is provided with an inner relief hole communicated with the water inlet cavity, the relief valve rod penetrates through the inner relief hole in a sliding mode, one end of the relief valve rod is provided with a relief head, and the gasket is arranged between the relief head and the water inlet valve core; one end of the pressure relief spring elastically acts on the valve sleeve, and the other end of the pressure relief spring elastically acts on the water inlet valve core; the pressure relief valve rod performs reset motion relative to the valve body under the action of the elastic force of the pressure relief spring so that the gasket seals the inner pressure relief hole and further cuts off the water outlet cavity and the water inlet cavity.

A guide ring is arranged in the water outlet cavity, the pressure relief valve rod penetrates through the guide ring, a water through hole is formed in the guide ring, and the water outlet is communicated with the water outlet cavity through the water through hole; an inner leakage wall nut is arranged at the bottom of the water outlet cavity, is in threaded connection with the valve body and is provided with a first sealing ring between the valve body and the inner leakage wall nut, and the inner leakage wall nut is positioned at the bottom side of the pressure relief valve rod.

The pressure relief assembly comprises a pressure relief pull rod, a pressure relief valve core, a first gasket and a second gasket, a pressure regulating spring and a pressure regulating wall nut are sleeved on the periphery of the pressure relief pull rod, one end of the pressure regulating spring elastically acts on the pressure relief valve core, the other end of the pressure regulating spring elastically acts on the pressure regulating wall nut, and the pressure relief pull rod performs reset motion relative to the valve body under the elastic action of the pressure regulating spring so as to regulate the medium pressure in the valve body; the bottom of the pressure relief cavity is provided with a pressure relief opening; an insert is arranged between the water outlet cavity and the pressure relief cavity, and the first gasket and the second gasket are arranged between the pressure relief valve core and the insert.

One end of the pressure relief cavity is provided with a water sealing cover, one side of the water sealing cover is provided with a handle, and the pressure relief pull rod penetrates through the water sealing cover and then is connected with the handle through a clamping piece; the periphery cover of water-tight lid is equipped with second sealing washer and third sealing washer, is equipped with between water-tight lid and the handle and leads to the finger.

A water-proof gasket is arranged between the water inlet and the water inlet cavity, a water outlet nut is arranged on the water outlet, a nut matching ring is arranged between the valve body and the water outlet nut, and a fourth sealing ring is arranged between the shell and the valve body.

The filtering element of the filtering and descaling safety valve of the utility model contains the scale inhibitor, which can effectively reduce the adhesion of carbonate, silicate and phosphate on the pipeline in water, prevent the pipeline where the safety valve is located from being corroded, and the filtering cavity is internally provided with the high-number filtering net and the magnet assembly, which can intercept harmful substances such as rust silt and ova visible to the naked eye, and efficiently protect the safety of water equipment, so that the water equipment is more durable; the safety valve has the advantages of accurate and reliable action, good sealing performance, sensitive action, large discharge amount and novel appearance, and can meet the requirements easily by opening and closing the pressure difference, thereby greatly improving the user experience.

Drawings

Fig. 1 is an exploded view of a safety valve according to an embodiment of the present invention.

Fig. 2 is a sectional view of a safety valve according to an embodiment of the present invention.

Fig. 3 is a schematic view of an exploded structure of a water inlet assembly according to an embodiment of the present invention.

Fig. 4 is an exploded schematic view of a pressure relief assembly according to an embodiment of the present invention.

Fig. 5 is an exploded schematic view of a filter assembly according to an embodiment of the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples.

Referring to fig. 1-5, the filtering and scale-reducing safety valve comprises a valve body 10, wherein a water inlet 10.1, a water inlet cavity 10.6, a water outlet cavity 10.3 and a water outlet 10.2 are arranged on the valve body 10, a pressure relief cavity 10.4 is arranged on one side of the valve body 10, the pressure relief cavity 10.4 is communicated with the water outlet cavity 10.3, a water inlet component a is arranged in the water outlet cavity 10.3, a pressure relief component b is arranged in the pressure relief cavity 10.4, a filtering component c is arranged on the other side of the valve body 10, the filtering component c comprises a filtering element 11, a filter screen 12, a magnet 15, a shell 16 and a filtering tail cover 13, the shell 16 is in threaded connection with the valve body 10, a filtering cavity 16.1 is arranged in the shell 16, the filtering element 11 is arranged in the filtering cavity 16.1, a scale inhibitor is arranged in the filtering element 11, the interior of the filtering element 11 is respectively communicated with the filtering cavity 16.1 and the water inlet cavity 10.6, the filtering tail cover 13 is arranged at one end of, the filter screen 12 is arranged between the filter tail cap 13 and the filter element 11. The filtering and scale-reducing safety valve is arranged on the water using equipment and pipelines of other water supply systems, and when the pressure in a water supply pipeline exceeds the set pressure of the safety valve, the safety valve is automatically opened to quickly release the pressure, so that the safety of pipelines and equipment is protected; the filtering element 11 of the safety valve contains the scale inhibitor, so that the blocking adhesion of carbonate, silicate, phosphate and the like in water on a pipeline can be effectively reduced, the high-number filter screen 12 and the magnet assembly can intercept harmful substances such as rust silt, worm eggs and the like visible to the naked eye, the safety of water equipment is efficiently protected, and the water equipment is more durable.

The filter element 11 is a filter element, one end of the filter element is provided with an opening, the filter tail cover 13 covers the opening of the filter element, one end of the magnet 15 is inserted into the clamping groove of the shell 16, the other end of the magnet is inserted into the magnetic sleeve 13.1, and the other end of the magnet 15 extends into the filter element.

The other end of filter element 11 is provided with apopore 11.1, is provided with water hole 13.2 on filtering tail-hood 13, and filter element 11 is inside to be communicated with intake antrum 10.6 through apopore 11.1, and filter chamber 16.1 is through water hole 13.2 and the inside intercommunication of filter element 11, and water inlet 10.1 and filter chamber 16.1 communicate. As shown in fig. 2, when the safety valve works, water flows from bottom to top, and enters the filter cavity 16.1 through the water inlet 10.1, water in the filter cavity 16.1 flows to the magnet 15 through the water through hole 13.2, iron impurities in the water are adsorbed by the magnet 15, the water flows through the magnet 15 and then enters the filter screen 12, sand, eggs and the like in the water are isolated by the filter screen 12, the water flows through the filter screen 12 and then enters the inside of the filter element 11, carbonate, silicate and phosphate in the water are dispersed and decomposed by the antisludging agent in the inside of the filter element 11, then the water flows through the water outlet 11.1 and enters the water inlet cavity 10.6, when the water pressure of the water inlet cavity 10.6 reaches a certain degree, the water inlet component a drives the water inlet spring 2 to lift up, at the moment, the water inlet cavity 10.6 is communicated with the water outlet cavity 10.3, and the water flows out of the safety valve.

The water inlet assembly a comprises a water inlet valve core 6, a valve sleeve 3, a pressure relief spring 5, a pressure relief valve rod 4 and a gasket 7, the valve sleeve 3 is in threaded connection with the pressure relief valve rod 4, the upper portion of the water inlet valve core 6 is sleeved with a water inlet spring 2, the top end of the water inlet spring 2 acts on the valve body 10, the bottom end of the water inlet spring acts on the water inlet valve core 6 in an elastic mode, and the water inlet assembly a performs reset movement relative to the valve body 10 under the elastic action of the water inlet spring 2 to seal the water outlet cavity 10.3 in an elastic mode. The water inlet assembly a can effectively prevent water in the valve body 10 from flowing backwards in normal use; function of the valve sleeve 3: when the pressure relief valve rod 4 moves to a certain position, the pressure relief head opens the inner pressure relief hole, at the moment, the valve sleeve 3 acts on the water inlet valve core 6 in a limiting way, so that the pressure relief valve rod 4 cannot slide downwards continuously, and the maximum stroke of the pressure relief valve rod 4 can be effectively controlled.

An inner relief hole communicated with the water inlet cavity 10.6 is formed in the water inlet valve core 6, the relief valve rod 4 penetrates through the inner relief hole in a sliding mode, a relief head is arranged at one end of the relief valve rod 4, a gasket 7 is arranged between the relief head and the water inlet valve core 6, and the gasket 7 is made of a silica gel material; the top end of the pressure relief spring 5 elastically acts on the valve sleeve 3, and the bottom end elastically acts on the water inlet valve core 6; the pressure relief valve rod 4 performs reset motion relative to the valve body 10 under the action of the elastic force of the pressure relief spring 5, so that the gasket 7 seals the inner pressure relief hole, and the water outlet cavity 10.3 and the water inlet cavity 10.6 are cut off; when the interior of the valve body 10 is in a negative pressure state, the pressure relief head on the pressure relief valve rod 4 opens the internal pressure relief hole to realize internal pressure relief.

A guide ring 1 is arranged in the water outlet cavity 10.3, the pressure relief valve rod 4 penetrates through the guide ring 1, a water through hole is formed in the guide ring 1, and the water outlet 10.2 is communicated with the water outlet cavity 10.3 through the water through hole; an inner leakage wall nut 8 is arranged at the bottom of the water outlet cavity 10.3, the inner leakage wall nut 8 is in threaded connection with the valve body 10, a first sealing ring 9 is arranged between the inner leakage wall nut 8 and the valve body 10, and the inner leakage wall nut 8 is located at the bottom side of the pressure relief valve rod 4.

The pressure relief assembly b comprises a pressure relief pull rod 25, a pressure relief valve core 24, a first gasket 26 and a second gasket 27, a pressure regulating spring 23 and a pressure regulating wall nut 22 are sleeved on the periphery of the pressure relief pull rod 25, one end of the pressure regulating spring 23 elastically acts on the pressure relief valve core 24, the other end of the pressure regulating spring elastically acts on the pressure regulating wall nut 22, and the pressure relief pull rod 25 performs reset motion relative to the valve body 10 under the elastic force action of the pressure regulating spring 23 so as to regulate the medium pressure in the valve body 10; the bottom of the pressure relief cavity 10.4 is provided with a pressure relief opening 10.5; an insert is arranged between the water outlet cavity 10.3 and the pressure relief cavity 10.4, a first gasket 26 and a second gasket 27 are arranged between the pressure relief valve core 24 and the insert, and the second gasket 27 is made of a silica gel material.

One end of the pressure relief cavity 10.4 is provided with a water sealing cover 19, one side of the water sealing cover 19 is provided with a handle 17, and the pressure relief pull rod 25 penetrates through the water sealing cover 19 and is connected with the handle 17 through a clamping piece 28; the outer periphery of the water sealing cover 19 is sleeved with a second sealing ring 21 and a third sealing ring 20, and a middle finger 18 is arranged between the water sealing cover 19 and the handle 17. When the pressure in the equipment container exceeds a certain value, the internal pressure pushes the pressure relief component b open, along with the movement of the pressure relief component b (the pressure relief component b moves towards the handle 17), the water outlet cavity 10.3 is communicated with the pressure relief cavity 10.4, and water is discharged from the pressure relief port 10.5 so as to reduce the internal pressure of the container and play a role in protection.

A water-resisting gasket 29 is arranged between the water inlet 10.1 and the water inlet cavity 10.6, a water outlet nut 30 is arranged on the water outlet 10.2, and a nut matching ring 31 is arranged between the valve body 10 and the water outlet nut 30; the waterproof gasket 29 can block the water inlet 10.1 and the water inlet cavity 10.6, so that water in the water inlet 10.1 is prevented from entering the water inlet cavity 10.6 without being filtered, and the fourth sealing ring 14 is arranged between the shell 16 and the valve body 10.

The foregoing is a preferred embodiment of the present invention showing and describing the basic principles, main features and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention, and the scope of the invention is to be protected. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a filter and subtract dirty relief valve, includes valve body (10), be provided with water inlet (10.1) on valve body (10), intake antrum (10.6), go out water cavity (10.3) and delivery port (10.2), one side of valve body (10) is provided with pressure release chamber (10.4), pressure release chamber (10.4) and play water cavity (10.3) intercommunication are equipped with into water subassembly (a) in play water cavity (10.3), be equipped with pressure release subassembly (b) in pressure release chamber (10.4), its characterized in that: the opposite side of valve body (10) is provided with filtering component (c), filtering component (c) includes filter element (11), filter screen (12), magnet (15), shell (16) and filters tail-hood (13), shell (16) are connected with valve body (10), are equipped with filter chamber (16.1) in shell (16), install in filter chamber (16.1) filter element (11), are equipped with antisludging agent in filter element (11), filter element (11) inside respectively with filter chamber (16.1), intake antrum (10.6) intercommunication, filter tail-hood (13) and install the one end at filter element (11), be provided with magnetic sleeve (13.1) on filtering tail-hood (13), magnet (15) insert in magnetic sleeve (13.1), filter screen (12) set up between filtering tail-hood (13) and filter element (11).

2. The filtration scale reduction safety valve of claim 1, wherein: the filter element (11) is a filter element, an opening at one end of the filter element is arranged, a filter tail cover (13) covers the opening of the filter element, one end of a magnet (15) is inserted into a clamping groove of the shell (16), the other end of the magnet is inserted into the magnetic sleeve (13.1), and the other end of the magnet (15) extends into the filter element.

3. The filtration scale reduction safety valve of claim 2, wherein: the other end of the filter element (11) is provided with a water outlet hole (11.1), a water passing hole (13.2) is formed in the filter tail cover (13), the filter element (11) is communicated with the water inlet cavity (10.6) through the water outlet hole (11.1), the filter cavity (16.1) is communicated with the interior of the filter element (11) through the water passing hole (13.2), and the water inlet (10.1) is communicated with the filter cavity (16.1).

4. The filtration scale reduction safety valve of claim 3, wherein: the water inlet assembly (a) comprises a water inlet valve core (6), a valve sleeve (3), a pressure relief spring (5), a pressure relief valve rod (4) and a gasket (7), the valve sleeve (3) is in threaded connection with the pressure relief valve rod (4), the upper portion of the water inlet valve core (6) is sleeved with the water inlet spring (2), one end of the water inlet spring (2) is elastically acted on the valve body (10), the other end of the water inlet spring is elastically acted on the water inlet valve core (6), and the water inlet assembly (a) is in reset motion relative to the valve body (10) under the elastic action of the water inlet spring (2) so as to elastically seal the water outlet cavity (10.3).

5. The filtration scale reduction safety valve of claim 4, wherein: an inner relief hole communicated with the water inlet cavity (10.6) is formed in the water inlet valve core (6), the relief valve rod (4) penetrates through the inner relief hole in a sliding mode, a relief head is arranged at one end of the relief valve rod (4), and a gasket (7) is arranged between the relief head and the water inlet valve core (6); one end of the pressure relief spring (5) elastically acts on the valve sleeve (3), and the other end elastically acts on the water inlet valve core (6); the pressure relief valve rod (4) performs reset motion relative to the valve body (10) under the action of the elastic force of the pressure relief spring (5) so that the gasket (7) seals the inner pressure relief hole and further cuts off the water outlet cavity (10.3) and the water inlet cavity (10.6).

6. The filtration scale reduction safety valve of claim 5, wherein: a guide ring (1) is arranged in the water outlet cavity (10.3), the pressure relief valve rod (4) penetrates through the guide ring (1), a water through hole is formed in the guide ring (1), and the water outlet (10.2) is communicated with the water outlet cavity (10.3) through the water through hole; an inner leakage wall nut (8) is arranged at the bottom of the water outlet cavity (10.3), the inner leakage wall nut (8) is connected with the valve body (10) through threads, a first sealing ring (9) is arranged between the inner leakage wall nut (8) and the valve body (10), and the inner leakage wall nut (8) is located on the bottom side of the pressure relief valve rod (4).

7. The filtration scale reduction safety valve of claim 6, wherein: the pressure relief assembly (b) comprises a pressure relief pull rod (25), a pressure relief valve core (24), a first gasket (26) and a second gasket (27), a pressure regulating spring (23) and a pressure regulating wall nut (22) are sleeved on the periphery of the pressure relief pull rod (25), one end of the pressure regulating spring (23) elastically acts on the pressure relief valve core (24), the other end of the pressure regulating spring elastically acts on the pressure regulating wall nut (22), and the pressure relief pull rod (25) performs reset motion relative to the valve body (10) under the elastic force action of the pressure regulating spring (23) so as to regulate the medium pressure in the valve body (10); the bottom of the pressure relief cavity (10.4) is provided with a pressure relief opening (10.5); an insert is arranged between the water outlet cavity (10.3) and the pressure relief cavity (10.4), and a first gasket (26) and a second gasket (27) are arranged between the pressure relief valve core (24) and the insert.

8. The filtration scale reduction safety valve of claim 7, wherein: one end of the pressure relief cavity (10.4) is provided with a water sealing cover (19), one side of the water sealing cover (19) is provided with a handle (17), and the pressure relief pull rod (25) penetrates through the water sealing cover (19) and then is connected with the handle (17) through a clamping piece (28); the periphery of the water sealing cover (19) is sleeved with a second sealing ring (21) and a third sealing ring (20), and a middle finger (18) is arranged between the water sealing cover (19) and the handle (17).

9. A filter scale reduction safety valve according to any of claims 1 to 8, wherein: a water-resisting gasket (29) is arranged between the water inlet (10.1) and the water inlet cavity (10.6), a water outlet nut (30) is arranged on the water outlet (10.2), a nut matching ring (31) is arranged between the valve body (10) and the water outlet nut (30), and a fourth sealing ring (14) is arranged between the shell (16) and the valve body (10).