CN110002660B

CN110002660B - Multifunctional filtering device

Info

Publication number: CN110002660B
Application number: CN201910330537.7A
Authority: CN
Inventors: 黄晓峰; 叶高峰
Original assignee: Taizhou Bancheng Hvac Technology Co ltd
Current assignee: Taizhou Bancheng Hvac Technology Co ltd
Priority date: 2019-04-23
Filing date: 2019-04-23
Publication date: 2021-09-17
Anticipated expiration: 2039-04-23
Also published as: CN110002660A

Abstract

The present invention relates to a filter device, and more particularly to a filter device for separating magnetic impurities, particulate impurities, and gases from a fluid, which is particularly suitable for use in a heating pipe or an air conditioning system. A multifunctional filtering device comprises a main body, a water inlet cover and a fixing cap clamped on the water inlet cover and screwed down on the main body, wherein a blind hole cavity for inserting a magnetic strip is arranged at the lower end of the main body; a drain valve is arranged on the side edge of the bottom of the main body cavity; the upper end of the water inlet cover is provided with a first fixed hole, a second fixed hole and a third fixed hole, wherein the first fixed hole and the third fixed hole are horizontally coaxial; one end of an elbow channel arranged in the main body cavity is connected with the first fixing hole, and the other end of the elbow channel is connected with a cylindrical filter screen. The filtering device can meet the requirement of the inlet and outlet of a pipeline in multiple directions and angles, so that the filtering device is simple in structure, flexible to adjust, high in adaptability and strong in market competitiveness.

Description

Multifunctional filtering device

Technical Field

The present invention relates to a filter device, and more particularly to a filter device for separating magnetic impurities, particulate impurities, and gases from a fluid, which is particularly suitable for use in a heating pipe or an air conditioning system.

Background

In the fields of heating systems and air conditioning systems such as radiator heating, floor heating and the like, pipeline hot water, glycol solution and other heating media, components such as valves, radiators, pipelines and other media, iron, calcium and other impurities exist, so that a circulating system is polluted, the corrosion and the damage of the interior of the pipeline can be accelerated, and particularly, the pipeline is fragile equipment such as a condensing furnace, temperature and pressure measurement and the like. The iron-containing impurities can not be removed completely through a common filter screen, and are inconvenient to add at regular time by adopting protective liquid and the like. Conventionally, a magnetic filter device, as shown in patent publication No. CN 104334282B, is added to a pipe, and iron ions are adsorbed and removed by the magnetism of the magnetic filter device.

The magnetic filter is generally installed under the boiler, and as shown in fig. 2 of the above prior art patent, the lower pipe is connected to the magnetic filter interface, and the magnetic substance and the impurity air are filtered through the chamber and then flow into the boiler through the upper vertical pipe. However, the pipeline under the boiler may come out from the wall or flow in a 90-degree direction, and the existing structure cannot be realized, so that the requirement of installing the pipeline in different directions cannot be met.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides the magnetic filtering device which is suitable for different pipeline trends, and the filtering device has the advantages of reasonable position design of a sewage discharge valve and an exhaust valve, simple and flexible integral structure, high pipeline adaptability and market competitiveness.

In order to achieve the purpose, the invention adopts the following technical scheme:

a multifunctional filtering device comprises a main body, a water inlet cover and a fixing cap clamped on the water inlet cover and screwed down on the main body, wherein a blind hole cavity for inserting a magnetic strip is arranged at the lower end of the main body; a drain valve is arranged on the side edge of the bottom of the main body cavity; a fixed through hole is arranged opposite to the blowoff valve;

the upper end of the water inlet cover is provided with a first fixing hole, a second fixing hole and a third fixing hole, wherein the first fixing hole and the third fixing hole are horizontally coaxial and form an angle of 90 degrees with the second fixing hole;

one end of an elbow channel arranged in the cavity of the main body is connected with the first fixing hole, and the other end of the elbow channel is connected with a cylindrical filter screen;

a retainer ring extends outwards from the lower part of the cylindrical filter screen and is in contact with the inner wall of the main body; the elbow channel, the cylinder filter screen and the retainer ring cavity are divided into an inner cavity part and an outer cavity part; the blowoff valve is communicated with the inner cavity part.

The technical scheme of the invention can also comprise:

the filter device is characterized by further comprising an exhaust valve, a joint component and a plug, the three can be connected in a replaceable manner among the fixing through hole, the second fixing hole and the third fixing hole according to the condition of a pipeline, the overall vertical and horizontal states of the filter device can be effectively used, and the lower end of the joint component is provided with an extending gas blocking part.

The blind hole cavity is provided with an annular concave ring which is matched with the rubber ring on the magnetic strip to realize elastic tight-fitting fixation.

The elbow channel and the water inlet cover are of an integrated structure.

The cylinder filter screen is provided with a separation plate structure at one side.

The plug is an exhaust valve.

The filtering device can not only filter iron-containing particles and impurities, but also realize exhaust; the invention can meet the requirement of the inlet and outlet of the pipeline in multi-direction angles, and is suitable for the connection of the filtering device in different environments.

Drawings

FIG. 1 is a schematic view of a right-in left-out cross-sectional view of a filter device according to the present invention;

FIG. 2 is a schematic perspective exploded view of the filter assembly of the present invention;

FIG. 3 is a schematic view of a cross-sectional structure of the filter device of the present invention taken from the lower inlet side;

FIG. 4 is a schematic view of a filter screen of the filtering apparatus of the present invention;

FIG. 5 is a schematic view of a cross-sectional structure of the filter device of the present invention.

Detailed Description

The invention will be further described with reference to preferred embodiments.

As shown in fig. 1, a multifunctional filtering device comprises a main body 1, a water inlet cover 2, and a fixing cap 3 clamped on the water inlet cover 2 and screwed on the main body 1, wherein a blind hole cavity 10 for inserting a magnetic strip 4 is arranged at the lower end of the main body 1; a drain valve 5 is arranged on the side edge of the bottom of the cavity 11 of the main body 1; a fixing through hole 12 is arranged opposite to the blowoff valve 5, a first fixing hole 21, a second fixing hole 22 and a third fixing hole 23 are arranged at the upper end of the water inlet cover 2, the first fixing hole 21 and the third fixing hole 23 are horizontal and coaxial, and form an angle of 90 degrees with the second fixing hole 22; one end of an elbow channel 13 arranged in the cavity 11 of the main body 1 is connected with the first fixing hole 21, and the other end is connected with a cylindrical filter screen 6; a retainer ring 60 extends outwards from the lower part of the cylindrical filter screen 6 and is contacted with the inner wall 16 of the main body 1; the elbow channel 13, the cylindrical filter screen 6 and the retainer ring 60 are divided into an inner cavity part 14 and an outer cavity part 15; the waste valve 5 is in communication with the interior portion 14.

The main body 1 and the water inlet cover 2 are designed in a split mode, the cavity 11 can be completely opened, and a cylindrical filter screen 6 and the like can be placed in the cavity. The blind hole cavity 10 arranged at the lower end of the main body 1 can be inserted with the magnetic strip 4, the magnetic strip 4 is not contacted with a pipeline fluid medium, and the bottom of the magnetic strip 4 is provided with a pull handle 42 which is convenient to pull out. The invention is different from the prior art, the blowoff valve 5 is arranged at the side edge of the bottom of the filter device, but not at the bottom, the design structure is that the filter device can blow off sewage in a vertical state, and can realize better sewage discharging effect in a horizontal arrangement position, and the blowoff valve 5 in the embodiment is a blowoff valve with a rotatable drain outlet 51.

The opposite side of the blowoff valve 5 is provided with a fixing through hole 12, so that the filtering device is horizontally placed, and the orifice of the fixing through hole 12 faces upwards, thereby facilitating the installation of the exhaust device. The first fixing hole 21 of the water inlet cover 2 is used for pipeline water inlet or other fluid media. The elbow channel 13 is hermetically fixed on the inner side of the first fixing hole 21, and the elbow channel 13 is an independent elbow structure; the elbow channel 13 and the water inlet cover 2 can be of an integrated structure, the fluid is well guided, no side leakage occurs, and the integrated structure needs to be cast and molded. The cylinder filter screen 6 and the retainer ring 60 are used for blocking particle impurities.

The structure also comprises an exhaust valve 7, a connector component 8 and a plug 9, wherein the three can realize the interchange connection among the fixing through hole 12, the second fixing hole 22 and the third fixing hole 23 according to the pipeline condition, so that the integral vertical and horizontal states of the filtering device can be effectively used; in this embodiment, the exhaust valve 7 is fixed to the second fixing hole 22, the joint component 8 is fixed to the third fixing hole 23, and the plug 9 is fixed to the fixing through hole 12. The second fixing hole 22 is formed at an upper end portion of the water inlet cover 2. The lower end of the joint assembly 8 is provided with an extended air blocking portion 80 capable of preventing a portion of air from entering the third fixing hole 23.

In the actual operation process, the horizontal pipeline is connected with the first fixing hole 21, the pipeline medium filters impurities through the cylindrical filter screen 6, meanwhile, iron-containing particles are adsorbed on the outer wall of the blind hole column 19 due to the magnetic strips 4, and the filtered pipeline fluid medium passes through the cylindrical filter screen 6 and flows out of the third fixing hole 23 of the connecting joint assembly 8. Air generated in the fluid is exhausted through the exhaust valve 7 at the uppermost end due to the fluid medium entering the suddenly enlarged cavity 11 and the steel wire cutting of the cylindrical filter screen 6. When the filtering device is maintained, the front end valve of the first fixing hole 21 is closed, the magnetic strip 4 is pulled out, the blow-down valve 5 is opened, and the ferrous particles lose the suction force and fall to the bottom of the inner cavity part 14 and are discharged from the blow-down valve 5 together with particle impurities to complete the filtering and removing. The filtering device is convenient and quick to maintain on line.

Filter equipment is at vertical state, for preventing that magnetism strip 4 from dropping blind hole cavity 10 be equipped with annular concave ring 17, with the cooperation of the rubber ring 40 on the magnetism strip 4, realize that elasticity tight fit is fixed. The upper end of the magnetic strip 4 can be further designed with a second rubber ring 43 to enhance the friction with the blind hole cavity 10.

As shown in fig. 2 and 3, a multifunctional filtering device comprises a main body 1, a water inlet cover 2, and a fixing cap 3 clamped on the water inlet cover 2 and screwed on the main body 1, wherein a blind hole cavity 10 for inserting a magnetic strip 4 is arranged at the lower end of the main body 1; a drain valve 5 is arranged on the side edge of the bottom of the cavity 11 of the main body 1; a fixing through hole 12 is arranged opposite to the blowoff valve 5, a first fixing hole 21, a second fixing hole 22 and a third fixing hole 23 are arranged at the upper end of the water inlet cover 2, the first fixing hole 21 and the third fixing hole 23 are horizontal and coaxial, and form an angle of 90 degrees with the second fixing hole 22; one end of an elbow channel 13 arranged in the cavity 11 of the main body 1 is connected with the first fixing hole 21, and the other end is connected with a cylindrical filter screen 6; a retainer ring 60 extends outwards from the lower part of the cylindrical filter screen 6 and is contacted with the inner wall 16 of the main body 1; the elbow channel 13, the cylindrical filter screen 6 and the retainer ring 60 are divided into an inner cavity part 14 and an outer cavity part 15; the waste valve 5 is in communication with the interior portion 14. The filter device of the drawing has the advantages that water enters from the lower part and water exits from the side edge, and the filter device is horizontally arranged.

The filtering device is horizontally arranged, and the plugging and unplugging of the magnetic strips 4 are not influenced. Meanwhile, the water inlet of the blow-down valve 5 is the lowest position of the cavity 11, and the blow-down of the blow-down valve 5 is not affected.

In the drawing, the exhaust valve 7 is fixed to the fixing through hole 12, the joint assembly 8 is fixed to the second fixing hole 22, and the plug 9 is fixed to the third fixing hole 23. The fixed through hole 12 is positioned at the upper part of the cavity 11 when the fixed through hole is horizontally placed, and does not influence the exhaust of the pipeline medium. The joint component 8 is positioned in the middle of the right side of the cavity 11, and the pipeline medium is reasonable in wiring and not prone to bringing out gas and impurities.

The plug 9 is an exhaust valve, and through manual exhaust, when the left exhaust valve fails or the exhaust speed is low, the exhaust valve rod 90 of the plug 9 is manually unscrewed, so that rapid exhaust can be realized. The third fixing hole 23 is also located at the upper portion of the chamber 11.

The exhaust valve 7, the joint component 8 and the plug 9 can be interchangeably connected among the fixing through hole 12, the second fixing hole 22 and the third fixing hole 23 according to the condition of the pipeline, and the interfaces of the exhaust valve 7, the joint component 8 and the plug 9 have the same specification, such as G1/2 'or G3/4' threads.

In order to prevent iron-containing particles from falling into the outer cavity portion 15 when the magnetic strip 4 is inserted and pulled out, the present invention designs the baffle plate structure 69 on one side of the cylindrical filter screen 6 according to actual conditions. The specific structure is shown in figure 4, and the structure is an original grid filtering structure.

As shown in fig. 5, a multifunctional filtering device comprises a main body 1, a water inlet cover 2, and a fixing cap 3 clamped on the water inlet cover 2 and screwed on the main body 1, wherein a blind hole cavity 10 for inserting a magnetic strip 4 is arranged at the lower end of the main body 1; a drain valve 5 is arranged on the side edge of the bottom of the cavity 11 of the main body 1; a fixing through hole 12 is arranged opposite to the blowoff valve 5, a first fixing hole 21, a second fixing hole 22 and a third fixing hole 23 are arranged at the upper end of the water inlet cover 2, the first fixing hole 21 and the third fixing hole 23 are horizontal and coaxial, and form an angle of 90 degrees with the second fixing hole 22; one end of an elbow channel 13 arranged in the cavity 11 of the main body 1 is connected with the first fixing hole 21, and the other end is connected with a cylindrical filter screen 6; a retainer ring 60 extends outwards from the lower part of the cylindrical filter screen 6 and is contacted with the inner wall 16 of the main body 1; the elbow channel 13, the cylindrical filter screen 6 and the retainer ring 60 are divided into an inner cavity part 14 and an outer cavity part 15; the waste valve 5 is in communication with the interior portion 14. The filter device of the drawing has the inlet water from the lower part and the outlet water from the upper part, and the filter device adopts the horizontal installation direction.

In the drawing, the exhaust valve 7 is fixed with the fixing through hole 12, the joint component 8 is fixed with the third fixing hole 23, and the plug 9 is fixed with the second fixing hole 22. The fixed through hole 12 is positioned at the upper part of the cavity 11 when the fixed through hole is horizontally placed, and does not influence the exhaust of the pipeline medium. The joint member 8 and the discharge valve 7 are both provided at the upper portion, but the joint member 8 is provided with an extended air blocking portion 80 which effectively blocks air from exiting the joint member 8. In this scheme,

discharge valve

7 and 8 adjustable transposition positions of joint Assembly do not influence normal use, simultaneously, stagger into water, go out the water position, give the multiple choice of installation and construction.

The filtering device can not only filter iron-containing particles and impurities, but also realize exhaust; the filter device can meet the requirement of the inlet and outlet of a pipeline in multiple directions and is suitable for the connection of the filter devices in different environments.

Claims

1. A multifunctional filtering device comprises a main body (1), a water inlet cover (2) and a fixing cap (3) clamped on the water inlet cover (2) and screwing the main body (1), and is characterized in that: a blind hole cavity (10) for inserting the magnetic strip (4) is arranged at the lower end of the main body (1); a blow-down valve (5) is arranged on the side edge of the bottom of the cavity (11) of the main body (1); a fixed through hole (12) is arranged opposite to the blowoff valve (5); the upper end of the water inlet cover (2) is provided with a first fixing hole (21), a second fixing hole (22) and a third fixing hole (23), wherein the first fixing hole (21) and the third fixing hole (23) are horizontally coaxial and form a 90-degree angle with the second fixing hole (22); one end of an elbow channel (13) arranged in the cavity (11) of the main body (1) is connected with the first fixing hole (21), and the other end of the elbow channel is connected with a cylindrical filter screen (6); a retainer ring (60) extends outwards from the lower part of the cylindrical filter screen (6) and is contacted with the inner wall (16) of the main body (1); the cavity (11) of the elbow channel (13), the cylindrical filter screen (6) and the retainer ring (60) is divided into an inner cavity part (14) and an outer cavity part (15); the blow-down valve (5) is communicated with the inner cavity part (14);

still include a blast gate (7), a joint Assembly (8) and end cap (9), the three can realize exchanging between fixed through hole (12), second fixed orifices (22) and third fixed orifices (23) and connect according to the pipeline condition, realizes that the whole perpendicular and horizontal state homoenergetic of filter equipment effectively uses.

2. A multi-functional filter assembly as defined in claim 1, further comprising: the lower end of the joint component (8) is provided with an extending air blocking part (80).

3. A multi-functional filter assembly as defined in claim 1, further comprising: the blind hole cavity (10) is provided with an annular concave ring (17) which is matched with a rubber ring (40) on the magnetic strip (4) to realize elastic tight-fitting fixation.

4. A multi-functional filter assembly as defined in claim 1, further comprising: the elbow channel (13) and the water inlet cover (2) are of an integral structure.

5. A multi-functional filter assembly as defined in claim 1, further comprising: the cylinder filter screen (6) is provided with a separation plate structure (69) on one side.

6. A multi-functional filter assembly as defined in claim 1, further comprising: the plug (9) is an exhaust valve.