CN114985102A - Magnetic dirt remover - Google Patents

Abstract

The invention provides a magnetic dirt remover, which belongs to the technical field of valve manufacturing. It solves the problems that the filtering effect of the existing magnetic decontamination device is not ideal. The magnetic decontamination device includes a valve body with a cavity inside, a ball valve is connected to the bottom of the valve body, a joint is fixedly connected to the side of the valve body, and a cylindrical filter is arranged in the valve body. The water tank has a water inlet end and a water outlet end that are not connected to each other. The water inlet end is connected to the inside of the filter sheet through the water inlet pipe, and the water outlet end is connected to the chamber of the valve body on the outside of the filter sheet. To the magnetic rod in the filter sheet, the through hole at the bottom of the valve body connected with the ball valve is coaxially arranged with the magnetic rod, and the axis of the filter sheet and the axis of the magnetic rod are eccentrically arranged. The invention has the advantages of good filtering effect, smooth sewage discharge and the like.

Description

Magnetic stain remover

technical field

The invention belongs to the technical field of valve manufacturing, and particularly relates to a magnetic dirt remover.

Background technique

In industrial production and daily life, it is necessary to remove impurities in water so that the water quality can meet the requirements for use. For example, Chinese patent literature discloses an exhaust decontamination valve [Application No.: 201821907018.X; Authorized Announcement No.: CN209146488U], which includes a valve body with a cavity and a filter screen located in the cavity, and the valve body has The fluid inlet and the fluid outlet, the fluid outlet is located outside the filter screen and communicated with the cavity, the cavity is provided with a vortex to make the fluid form a vortex, the fluid inlet communicates with the inlet of the vortex, the filter screen is cylindrical, and the filter screen is located in Below the vortexer and the outlet of the vortexer protrudes into the filter screen, the vortexer includes a straight cylinder part and a conical part connected up and down in sequence, the straight cylinder part and the conical part are both hollow structures, and the sidewall of the straight cylinder part is provided with There is an inlet communicated with its inner cavity, the diameter of the inner cavity of the conical part decreases sequentially from top to bottom, and an outlet communicated with the inner cavity is opened at the bottom of the conical part.

The above-mentioned exhaust and decontamination valve is set by the vortex, so that the water flow can spread out evenly and pass through the filter screen, which improves the filtering effect, but the vortex is formed by the eccentric force of the earth's rotation, and the vortex effect is not ideal, and The ball valve is connected to the three sides of the valve body, and the arrangement of the magnetic rods interferes, resulting in a small entry space at the inner end of the ball valve, and the sewage discharge is not smooth enough, or even blocked.

SUMMARY OF THE INVENTION

The purpose of the present invention is to solve the above problems existing in the prior art, and to provide a magnetic decontamination device with good filtering effect and smooth decontamination.

The object of the present invention can be achieved by the following technical solutions: a magnetic decontamination device, comprising a valve body with a cavity inside, characterized in that the bottom of the valve body is connected with a ball valve, and the side of the valve body is fixed A joint is connected, the valve body is provided with a cylindrical filter sheet, the filter sheet is provided with a water outlet, the joint has a water inlet end and a water outlet end that are not connected to each other, and the water inlet end passes through the inlet and outlet ends. The water pipe is connected to the inside of the filter, the water outlet is connected to the chamber of the valve body on the outside of the filter, the top of the valve body is provided with a magnetic rod extending into the filter, and the bottom of the valve body is connected to the ball valve The through hole of the filter is arranged coaxially with the magnetic rod, and the axis of the filter sheet and the axis of the magnetic rod are eccentrically arranged.

In the above-mentioned magnetic decontamination device, the inner wall of the filter sheet has a plurality of guide sheets that are folded inwards, and the direction of each guide sheet is the same, and a water outlet is formed between the guide sheet and the filter sheet.

In the above-mentioned magnetic decontamination device, the outer wall of the filter sheet has a plurality of drainage sheets that are folded outwards, and the direction of folding of the drainage sheets is the same, and a water outlet is formed between the drainage sheet and the filter sheet.

In the above-mentioned magnetic decontamination device, each two guide fins are a group and are distributed up and down, folded in the same direction, and there is a guide fin between each group of two guide fins.

As another situation, in the above-mentioned magnetic decontamination device, the inner wall of the filter sheet has a helical guide groove. This enhances the vortex effect of the water flow, makes the water flow fully contact with the magnetic rod, and has a good filtering effect.

In the above-mentioned magnetic decontamination device, the valve body is threadedly connected with a casing extending into the filter sheet, the magnetic rod is inserted into the casing, and the outer end of the magnetic rod is exposed from the valve body.

In the above-mentioned magnetic decontamination device, the magnetic rod is fixedly connected with a magnet, the outer end of the magnetic rod is radially penetrated with an air outlet hole, and the magnetic rod extends into the valve body and is not sleeved with the shaft of the magnet. An air inlet hole is radially penetrated, and the air inlet hole and the air outlet hole are communicated with each other through an axially pierced communication hole.

In the above-mentioned magnetic decontamination device, the side part of the valve body has a cylindrical connecting part, the joint is inserted into the connecting part, and the joint is embedded with a sealing ring sealed on the inner wall of the connecting part, and the joint is embedded with For the circlip, a joint cap is threadedly connected with the connecting part, and the radially inwardly convex baffle of the joint cap is for the circlip to abut against.

In the above-mentioned magnetic decontamination device, the top of the valve body is provided with an exhaust nozzle for exhausting air.

Compared with the prior art, the structure of the magnetic decontamination device is reasonable, the connection and arrangement are convenient, the water flow in the filter sheet will form an eddy current around the magnetic rod, the eddy current and the magnetic rod are fully contacted, and the metal particles in the water are effectively adsorbed on the magnetic rod. In addition, the filtering effect is good, and the inner end of the ball valve is connected to the valve body through a through hole, there is no interference from other components, and the sewage is smooth.

Description of drawings

Figure 1 is a schematic cross-sectional view of the structure of the magnetic decontamination device.

Figure 2 is a schematic structural diagram of the filter in the magnetic decontamination device.

3 is a cross-sectional view of the structure of the filter plate at the guide plate in the magnetic decontamination device.

FIG. 4 is a cross-sectional view of the structure of the filter sheet at the drainage sheet in the magnetic decontamination device.

Figure 5 is a schematic structural diagram of the magnetic rod in the magnetic decontamination device.

In the figure, 1, valve body; 11, connecting part; 2, ball valve; 3, joint; 31, water inlet; 32, water outlet; 4, filter sheet; 41, water outlet; 42, guide plate; 43, Drainage sheet; 5. Water inlet pipe; 6. Magnetic rod; 61. Air outlet; 62. Air inlet; 63. Connecting hole; 7. Outer casing; 8. Magnet; 9. Bolt; 10. Sealing ring; 12. Circlip ; 13. Union cap; 14. Exhaust nozzle; 15. Iron gasket.

Detailed ways

The following are specific embodiments of the present invention and the accompanying drawings to further describe the technical solutions 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 and Fig. 5, the magnetic decontamination device includes a valve body 1 with a cavity inside, the bottom of the valve body 1 is connected with a ball valve 2, and the side of the valve body 1 The joint 3 is fixedly connected, the valve body 1 is provided with a cylindrical filter 4, the top of the filter 4 is abutted by the shoulder on the inner wall of the valve body 1, and the bottom of the filter 4 is supported by the inner wall of the valve body 1. Step support, the filter sheet 4 is a stainless steel sheet, the filter sheet 4 is provided with a water outlet groove 41, the joint 3 has a water inlet end 31 and a water outlet end 32 that are not connected to each other, and the water inlet end 31 is connected to the filter sheet 4 through the water inlet pipe 5. Inside, the water outlet 32 is communicated with the chamber of the valve body 1 on the outside of the filter 4, the top of the valve body 1 is provided with a magnetic rod 6 extending into the filter 4, and the through hole connecting the bottom of the valve body 1 with the ball valve 2 is connected to the The magnetic rod 6 is arranged coaxially, and the axis of the filter 4 and the axis of the magnetic rod 6 are eccentrically arranged.

When the magnetic decontamination device is in use, water enters from the water inlet end 31 of the joint 3, and then flows into the filter sheet 4 from the water inlet pipe 5, because the axis of the filter sheet 4 and the axis of the magnetic rod 6 are set eccentrically, and the impact of the water flow is added. force, the water flow in the filter 4 will form an eddy current around the magnetic rod 6, and the eddy current effect is good, so that the eddy current is in full contact with the magnetic rod 6, the metal particles in the water are effectively adsorbed on the magnetic rod 6, and the filtering effect is good. The water enters between the filter 4 and the valve body 1 from the water outlet 41, and then flows out from the water outlet 32; after a period of use, open the ball valve 2, the impurities in the valve body 1 are discharged from the ball valve 2, and the inner end of the ball valve 2 is connected by a through hole. Connected to the valve body 1, there is no interference from other components, and the sewage is smooth.

In further detail, the inner wall of the filter sheet 4 has a plurality of guide sheets 42 that are folded inwards, and the direction of the folding of each guide sheet 42 is the same. The sheet 42 plays a role in guiding the flow, so that the water entering the filter sheet 4 is easy to form a vortex, and the filtering effect is improved; Consistently, a water outlet 41 is formed between the drainage sheet 43 and the filter sheet 4, and the drainage sheet 43 makes the eddy current in the filter sheet 4 smoothly transition to between the filter sheet 4 and the valve body 1, and the working stability is good. Every two guide sheets 42 are a group and are distributed up and down and folded in the same direction. There is a guide sheet 43 between the two guide sheets 42 of each group. The shape and the intersecting edges are arc transitions. The filter 4 is installed in the valve body 1 and then shrinks to close the crack. There is a penetration hole in the middle of the side wall opposite to the crack for the water inlet pipe 5 to penetrate. Each has two guide pieces 42 and one piece of guide piece 43 . The filter sheet 4 is punched out of the guide sheet 42, the flow guide sheet 43 and the water outlet groove 41, which is convenient to process, and the water flow entering the filter sheet 4 from the water inlet pipe 5 can quickly form a vortex.

The valve body 1 is screwed with a casing 7 extending into the filter 4 , the magnetic rod 6 is inserted into the casing 7 and the outer end of the magnetic rod 6 is exposed from the valve body 1 . In the process of use in this way, under the magnetic force of the magnetic rod 6, the metal impurities in the water are adsorbed on the outer wall of the outer casing 7. When sewage needs to be discharged, the ball valve 2 is opened, and the magnetic rod 6 is pulled out from the outer casing 7. There is no magnetic rod 6. Under the action of magnetic force, the metal impurities are separated from the outer casing 7 and discharged from the ball valve 2 with the water flow. The water flow is also eddy current under the action of the guide plate 42 and the guide plate 43. The magnetic rod 6 is inserted into the casing 7 for normal use, which is convenient for cleaning.

A magnet 8 is fixed on the magnetic rod 6. The number of the magnets 8 is determined according to the actual situation. The magnets 8 are strong NdFeB magnets. In this embodiment, the magnets 8 are hollow cylindrical and the number is four. One bolt 9 The magnets 8 are axially passed through and screwed to the bottom of the magnetic rod 6. There are iron washers 15 between the adjacent magnets 8 and between the bottommost magnet 8 and the head of the bolt 9 for the bolt 9 to pass through. , the polarities of the two ends of the adjacent magnets 8 that are close to each other are the same to repel each other, so that the magnetic field diffuses to the surroundings through the iron gasket 15, the magnetic field range is large and the magnetism at the iron gasket 15 is greatly increased, and the iron gasket 15 is very sensitive to the water in the water. The adsorption effect of metal particles is good, and the filtering effect is improved; the outer end of the magnetic rod 6 is radially penetrated with an air outlet 61, and the magnetic rod 6 extends into the valve body 1 and the shaft where the magnet 8 is not sleeved radially penetrates. The air hole 62, the air inlet hole 62 and the air outlet hole 61 are communicated with each other through the communication hole 63 which is pierced in the axial direction, so that the magnet 8 on the magnetic rod 6 is firmly positioned, and the air inlet hole 62, the communication hole 63 and the air outlet hole 61 make the magnetic rod 6 When inserting or withdrawing from the casing 7, avoid air blocking, and the magnetic rod 6 can be inserted or withdrawn from the casing 7 smoothly.

The side part of the valve body 1 has a cylindrical connecting part 11, the joint 3 is inserted into the connecting part 11, and the joint 3 is embedded with two sealing rings 10 which are sealed on the inner wall of the connecting part 11, and the joint 3 is embedded with a retaining spring 12. The joint cap 13 is threadedly connected with the connecting part 11, and the radially inward convex baffle of the joint cap 13 is for the retaining spring 12 to abut, so that the connection between the joint 3 and the valve body 1 is convenient and stable, and the joint 3 can also be connected relative to the connection. The part 11 is rotated to change the direction of the water inlet end 31 and the water outlet end 32, which is convenient for the connection and arrangement of the pipes; the top of the valve body 1 is provided with an exhaust nozzle 14 for exhausting, and the setting of the exhaust nozzle 14 can displace the inside of the valve body 1. The gas is discharged to avoid noise and cavitation.

Contents not described in detail in this specification belong to the prior art known to those skilled in the art. The specific embodiments described herein are merely illustrative of the spirit of the invention. Those skilled in the art to which the present invention pertains can make various modifications or additions to the described specific embodiments or substitute in similar manners, but will not deviate from the spirit of the present invention or go beyond the definitions of the appended claims range.

Claims (9)

1. A magnetic decontamination device, comprising a valve body (1) with a cavity inside, characterized in that a ball valve (2) is connected to the bottom of the valve body (1), and a side of the valve body (1) is connected with a ball valve (2). A joint (3) is fixedly connected to the valve body (1), a cylindrical filter (4) is arranged in the valve body (1), and a water outlet (41) is opened on the filter (4). The joint (3) has a water inlet end (31) and a water outlet end (32) that are not connected to each other. The valve body (1) is connected to the chamber outside the filter sheet (4), and the top of the valve body (1) is provided with a magnetic rod (6) extending into the filter sheet (4). The through hole connecting the bottom of the body (1) with the ball valve (2) is arranged coaxially with the magnetic rod (6), and the axis of the filter sheet (4) and the axis of the magnetic rod (6) are eccentrically arranged. 2 . The magnetic decontamination device according to claim 1 , wherein the inner wall of the filter sheet ( 4 ) has a plurality of guide sheets ( 42 ) folded inward, and each guide sheet ( 42 ) The direction of folding is the same, and a water outlet (41) is formed between the guide sheet (42) and the filter sheet (4). 3 . The magnetic decontamination device according to claim 2 , wherein the outer wall of the filter sheet ( 4 ) has a plurality of drainage sheets ( 43 ) that are folded outward, and each drainage sheet ( 43 ) is folded. 4 . In the same direction, a water outlet (41) is formed between the drainage sheet (43) and the filter sheet (4). 4. The magnetic decontamination device according to claim 3, characterized in that, every two guide plates (42) are in a group and are distributed up and down and folded in the same direction, and between the two guide plates (42) in each group With drain (43). 5 . The magnetic decontamination device according to claim 1 , wherein the inner wall of the filter sheet ( 4 ) has a spiral guide groove. 6 . 6. The magnetic decontamination device according to any one of claims 1 to 5, wherein the valve body (1) is threadedly connected with a jacket (7) extending into the filter sheet (4), the The magnetic rod (6) is inserted into the casing (7) and the outer end of the magnetic rod (6) is exposed to the valve body (1). 7. The magnetic decontamination device according to claim 6, characterized in that a magnet (8) is fixedly connected to the magnetic rod (6), and an outer end of the magnetic rod (6) radially penetrates The air outlet hole (61), the magnetic rod (6) extends into the valve body (1) and the shaft body where the magnet (8) is not sleeved radially runs through an air inlet hole (62), the air inlet hole (62) ) and the air outlet hole (61) are communicated with each other through an axially pierced communication hole (63). 8. The magnetic decontamination device according to any one of claims 1 to 5, characterized in that, the side part of the valve body (1) has a cylindrical connecting part (11), and the joint (3) is inserted into The connecting part (11) and the joint (3) are embedded with a sealing ring (10) sealed on the inner wall of the connecting part (11). ) is threadedly connected with the connecting part (11), and the radially inwardly convex baffle of the union cap (13) is for the retaining spring (12) to abut against. 9. The magnetic decontamination remover according to any one of claims 1 to 5, characterized in that, an exhaust nozzle (14) for exhausting is provided on the top of the valve body (1).

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