WO2014190562A1

WO2014190562A1 - Liquid filtering material, liquid filtering box, and liquid filtering apparatus

Info

Publication number: WO2014190562A1
Application number: PCT/CN2013/076615
Authority: WO
Inventors: 谈关裕; 吴望
Original assignee: 深圳市兴日生实业有限公司
Priority date: 2013-05-31
Filing date: 2013-05-31
Publication date: 2014-12-04

Abstract

A liquid filtering material, a liquid filtering box, and a liquid filtering apparatus. The liquid filtering box comprises a box wall pipe, a bottom plate, a box cover, a filtering material, and a water inlet pipe. The box wall pipe is in a shape of an N-prismatic pipe, a cylindrical pipe, or a cylindroid pipe, N being a natural number not less than three. At least one water discharging outlet is formed in a pipe wall of the box wall pipe. The filtering material is disposed on an inner side of the pipe wall of the box wall pipe, and therefore, to-be-filtered liquid flows from the water inlet pipe into the liquid filtering box, and filtered liquid flowing through the filtering material is discharged out of the liquid filtering box through the water discharging outlet of the box wall pipe. The liquid filtering box and the liquid filtering apparatus are more convenient and simpler to maintain, and the maintenance cost is reduced; and the efficiency of liquid filtering treatment is effectively improved by using structures of the liquid filtering box and the liquid filtering apparatus.

Description

Liquid filter material, liquid filter cartridge, and liquid filtration device

The present invention relates to a liquid processing material, a consumable using the material, and a device using the same. Background technique

A prior art liquid filtration device includes a filter card for use as a consumable, a water pump connected to the filter card. The water pump pumps the liquid to be treated in the liquid container into the filter card, and the liquid is filtered in the filter card and then flows out of the filter card and returns to the liquid container. When more dirt accumulates in the filter card, remove the filter card from the water pump and replace it with a new filter card to continue the liquid filtration process. The prior art liquid filtering device has the feature of preventing backflow of dirt. However, the internal structure of the filter card of the prior art liquid filter device is relatively complicated, and the use of the filter card usually means that the outer casing of the filter card and the filter material contained in the outer casing are replaced at the same time, thereby causing the filter plug. The outer casing of the card cannot be easily reused, and the outer casing of the filter card is easily wasted; in addition, the prior art filter card does not have the water volume control function, and the disassembly and assembly of the filter card is liable to cause liquid dripping, which makes the maintenance difficult. Furthermore, the water pump in the prior art liquid filtering device has a problem that the minimum influent water level is high, the water chamber has hydraulic and pressure loss, and the pump flow rate is low.

Summary of the invention

The technical problem to be solved by the present invention is to avoid a deficiencies of the prior art and to provide a liquid filter cartridge with adjustable flow rate and easy replacement of filter materials, a filter material suitable for replacement in the liquid filter cartridge, and the use of the filter material. Liquid filtration and liquid filtration unit.

The technical problem solved by the present invention can be achieved by using the following technical solutions:

A filter material that can be bent into a tubular shape for filtering and purifying a liquid flowing through the filter material is designed and manufactured. In particular, the filter material is made of a material capable of filtering out harmful substances and/or impurities in the liquid, and has a plate shape having a rectangular cross-sectional profile. The filter material can be bent and joined end to end to form an N prism tube, and N is a natural number not less than three. Alternatively, the filter material can be bent and joined end to end to form a cylindrical tube or an elliptical tube.

Specifically, the filter material comprises a filter material assembly made of a material that is capable of filtering out harmful substances and impurities in the liquid. The filter material component is in the form of a plate having a rectangular cross-sectional profile. One side of the same length of the filter material assembly is connected in series to form a string of filter materials. When the filter material is bent and joined on both sides to form an N prism tube, each of the filter material assemblies respectively form the prism faces of the N prism tube. When the filter material is bent and joined end to end to form a cylindrical tube or an elliptical column tube, each filter material component forms a cylindrical surface of the cylindrical tube or the elliptical column tube.

The technical problem solved by the present invention can also be achieved by using the following technical solutions:

Designing and manufacturing a liquid filter box comprising a tubular wall tube, a bottom plate connecting and closing the bottom tube of the box wall tube, detachably closing the lid of the top tube of the box wall tube, detachably a filter material that is bent into a tubular shape inside the wall tube and an inlet pipe that is disposed in the wall tube of the box. The wall tube of the box is N-shaped tubular, cylindrical or elliptical, and N is a natural number not less than three. At least one drain port is disposed on the wall of the wall tube of the box. The filter material is made of a material capable of filtering out harmful substances and impurities in the liquid, and has a plate shape having a rectangular cross-sectional profile. The filter material is bent according to the shape of the wall tube and is connected end to end to form an N prism tube, which is disposed inside the tube wall of the box wall tube. Or the filter material is bent according to the shape of the wall tube of the box and connected end to end to form a cylindrical tube or an elliptical column tube, and is arranged in the box wall tube The inside of the tube wall. The bottom plate is processed with a water inlet through hole, the inlet pipe is located at the top surface of the bottom plate, and the pipe wall of the inlet pipe is connected to the edge of the water inlet hole of the bottom plate, so that the inside and outside of the liquid filter box are connected to the water inlet and the bottom plate. The holes are connected. Thereby, the liquid to be filtered flows from the inlet pipe into the liquid filter box, and the filtered liquid flowing through the filter material is discharged from the outside of the liquid filter box by the drain port on the wall of the casing.

In order to achieve flow control, the liquid filter cartridge further includes a flow control valve including a operation portion and a valve portion inserted into the liquid filter cartridge from the lid. The operation portion of the flow control valve is disposed on the cover, and the valve portion of the flow control valve is connected to the nozzle of the inlet pipe, and the operation portion of the flow control valve is operated to drive the valve portion of the flow control valve to operate, thereby controlling the operation The flow of liquid into the liquid filter box.

Specifically, the flow control valve further includes a rotating link that connects the operating portion and the valve portion. The operating portion of the flow control valve includes a hand held handle attached to one end of the rotating link. The valve portion of the flow control valve includes a cylindrical valve base having a diameter not less than an outer diameter of the inlet of the inlet pipe, coaxially connected to the inlet pipe at the other end of the rotary link, and a circle connected to the base of the valve Arc-shaped valve body. The top pipe wall of the inlet pipe is machined with a water inlet hole of the pipe wall. The lid is machined with a control valve mounting through hole, and the flow control valve is mounted through the control valve through hole and mounted on the lid to rotatably project from the top of the lid. When the lid closes the top nozzle of the tube wall, the valve base covers the top nozzle of the inlet tube and the valve body fits over the top tube wall of the inlet tube. Therefore, when the hand grip is rotated to drive the rotating link, the valve body gradually closes the water inlet hole of the pipe wall of the inlet pipe as the valve base rotates, or gradually opens the water inlet hole of the pipe wall of the inlet pipe.

In order to facilitate the disassembly and assembly of the liquid filter cartridge, the top nozzle edge of the cartridge tube wall is provided with outwardly projecting ribs. The bottom of the lid is provided with a lower wall having a cross-sectional shape identical to the cross-sectional shape of the tube wall. The inner side of the lower wall is provided with a buckle G3 groove in the box G3. The lid detachably closes the top nozzle of the wall of the cartridge by means of a rib that snaps into the groove of the G3.

The technical problem of the present invention can be achieved by using the following technical solutions:

Design and manufacture a liquid filtration device, including a liquid filter cartridge and a water pump. The liquid filter cartridge comprises a tubular wall tube, a bottom plate connecting and closing the bottom tube of the box wall tube, and a cover for detachably closing the top nozzle of the box wall tube, detachably disposed on the wall of the box a filter material that is bent into a tube inside the tube, and an inlet pipe that is disposed in the wall tube of the box. The box wall tube has a N prismatic tubular shape, a cylindrical tubular shape or an elliptical cylindrical shape, and N is a natural number not less than three. At least one drain opening is provided in the wall of the wall tube of the box. The filter material is made of a material capable of filtering out harmful substances and impurities in the liquid, and has a plate shape having a rectangular cross-sectional profile. The filter material is bent according to the shape of the wall tube and is connected end to end to form an N prism tube which is disposed inside the tube wall of the wall tube. Alternatively, the filter material is bent according to the shape of the wall tube of the casing and connected end to end to form a cylindrical tube or an elliptical column tube, and is disposed inside the tube wall of the wall tube of the casing. The bottom plate is processed with a water inlet through hole, the inlet pipe is located at the top surface of the bottom plate, and the pipe wall of the inlet pipe is connected to the edge of the water inlet hole of the bottom plate, so that the inside and outside of the liquid filter box are connected to the water inlet and the bottom plate. The holes are connected. The water pump includes a water inlet and a pump drain. The pump drain of the water pump communicates with the inlet pipe of the filter box, so that the liquid to be filtered is pumped from the inlet pipe into the liquid filter box by the water pump, and the filtered liquid flowing through the filter material is discharged from the drain port on the wall of the casing. Outside the filter box.

In order to facilitate the disassembly and assembly of the liquid filter cartridge, the top nozzle edge of the cartridge tube wall is provided with an outwardly extending edge. Ribs. The bottom of the lid is provided with a lower wall having a cross-sectional shape identical to the cross-sectional shape of the tube wall. The inner side of the lower surrounding wall is provided with a buckle G3 groove in the box G3. The lid detachably closes the top nozzle of the wall of the cartridge tube by means of a rib that snaps into the groove of the clip G3.

In order to stably carry the liquid filter cartridge and the water pump, the liquid filtering device further includes a cylindrical barrel-shaped housing. The bottom wall of the casing is machined with at least one inlet water inlet opening. The water pump is mounted at the bottom of the housing. The liquid filter cartridge is mounted above the water pump within the housing. At least one overflow port is also formed on the barrel wall of the housing, and the maximum overflow level of the overflow port is lower than the lowest edge of the barrel mouth of the housing.

To ensure device integrity, the liquid filtration device also includes a housing cover that removably covers the housing barrel opening. The housing cover is provided with a control valve through hole. The liquid filter cartridge further includes a flow control valve including a operation portion and a valve portion inserted into the liquid filter cartridge from the lid. The operation portion of the flow control valve is disposed on the cover, and the valve portion of the flow control valve is connected to the nozzle of the inlet pipe, and the operation portion of the flow control valve is operated to drive the valve portion of the flow control valve to operate, thereby controlling the operation The flow of liquid into the liquid filter box. The operating portion of the liquid filter cartridge extends out of the housing from the control valve through hole when the housing covers the housing.

To prevent the water from circulating between the water pump and the liquid filter cartridge, the liquid filtering device further includes a filter cartridge holder mounted in the housing. The liquid filter cartridge is installed in a filter cartridge holder, and the water pump is installed under the filter cartridge holder, so that the housing is divided into two chambers which are respectively closed with a liquid filter cartridge and a water pump by means of the filter cartridge holder. .

Specifically, the filter cartridge holder includes a bracket bottom plate having a cross-sectional shape identical to a cross-sectional shape of the housing barrel wall, and a tubular bracket standing wall mounted on a top surface of the bracket bottom plate. The stand wall is provided with at least one water passing through hole for flowing the filtered liquid discharged from the liquid filter cartridge into the casing. The top surface of the bracket bottom plate is further provided with an inflow water communication pipe extending upward for communicating the pump drain port of the water pump disposed under the bracket bottom plate. When the liquid filter cartridge 2 is installed in the filter cartridge holder, the water inlet communication tube is inserted into the inlet pipe of the liquid filter cartridge.

In order to buffer the influent liquid flow, the support bottom plate is provided with a water inlet chamber through hole, and an upwardly convex chamber housing is connected to the edge of the water inlet chamber through hole, and the inlet water communication tube is connected to the cavity The top of the chamber housing is in communication with the chamber housing. The bracket bottom plate further includes a water pump sealing plate that covers the through hole of the water inlet chamber, thereby enclosing a water inlet chamber by the water pump sealing plate and the chamber housing. A pump water communication tube extending downward is connected to the bottom of the water pump sealing plate, and the pump water communication tube is in communication with the chamber housing. The pump water communication pipe is inserted into the pump drain of the water pump, so that the water discharged from the water pump enters the liquid filter box through the water inlet chamber.

In order to buffer the drainage liquid flow, the lid includes a lid support plate extending toward the outside of the liquid filter cartridge, by means of which the cartridge tube wall of the liquid filter cartridge mounted in the housing and the barrel wall of the housing are Form a water body flow space.

Specifically, the lid support plate is disposed in a horizontal direction.

In the case where the lid is not provided with the lid support plate, the cartridge tube wall includes a cartridge wall support plate extending toward the outside of the liquid filter cartridge, and the cartridge tube of the liquid filter cartridge mounted to the housing is supported by the cartridge wall support plate A water body flow space is formed between the wall and the barrel wall of the housing.

Specifically, the box wall support plate is disposed in a vertical direction.

Similarly, in the case where the lid is provided with the lid support plate, the cartridge tube wall includes a cartridge wall support plate extending toward the outside of the liquid filter cartridge, and the liquid filter cartridge mounted to the housing is supported by the cartridge wall support plate A water body flow space is formed between the wall of the cartridge tube and the wall of the barrel of the housing.

Likewise, the box wall support plate is disposed in a vertical direction.

In order to enable the water pump to pump the liquid of the lower water level into the liquid filter cartridge, the liquid filtering device further includes an elbow inlet pipe connected to the water inlet of the water pump, the axis of the one end of the elbow inlet pipe and the other The minimum angle between the axes of one end nozzle is greater than 0 degrees and not greater than 90 degrees; one end of the elbow inlet pipe is connected to the water inlet of the water pump, and the other end of the nozzle is the lowest water level toward the casing At the office.

Specifically, the elbow inlet pipe should have a length, that is, the length of the pipe body of the elbow inlet pipe outside the water pump is not less than 14 mm.

To reduce hydraulic and pressure losses, the pump flow is increased, and the liquid filtering device further includes a cone inlet pipe connected to the water inlet of the water pump. The tapered inlet pipe has a hollow truncated cone shape, and the smaller diameter nozzle of the conical inlet pipe connects the water inlet of the water pump. Specifically, the tapered inlet pipe should also have a length, and the length of the pipe body of the tapered inlet pipe outside the water pump is not less than 14 mm.

In order to facilitate installation of the liquid filtering device in the liquid container, the liquid filtering device further comprises at least one fixing means provided on the outer tub wall of the housing 3, by means of which the liquid filtering device is fixedly mounted.

Specifically, the fixing device is a suction cup 8.

Compared with the prior art, the technical effects of the "liquid filter material, liquid filter box, and liquid filter device" of the present invention are as follows:

1. The filter material can be enclosed into a liquid filter box by simply bending or bending, so that the filter material is placed on the inner wall of the liquid filter box, and the filter material can be quickly and easily disassembled into the liquid filter box. Inside;

2. The liquid filter box is used as a consumable of the liquid filter device. After accumulating more dirt, it is only necessary to replace the filter material in the liquid filter box, without replacing the liquid filter box as a whole, and filtering the liquid. The box can be reused, saving maintenance costs;

3. The liquid filter box can control the liquid flow rate, effectively prevent liquid dripping during the process of disassembling the liquid filter box, and simplify the maintenance method of the liquid filter box;

4. By setting the water flow space and the water inlet chamber, the influent liquid flow and the drainage liquid flow are all buffered, thereby effectively improving the efficiency of the liquid filtration treatment;

5. The elbow inlet pipe enables the pump to operate normally at a lower water level, improving the efficiency of liquid filtration treatment;

6. The tapered inlet pipe reduces the hydraulic pressure and pressure of the water chamber, increases the pump flow, and improves the efficiency of liquid filtration treatment. DRAWINGS

BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is a schematic projection view of a filter material 1 of a first embodiment of a liquid filtration material, a liquid filter cartridge, and a liquid filtration device;

2 is a schematic projection view of the filter material 1 after the bending operation of the first embodiment; FIG. 3 is a front elevational view of the liquid filter cartridge 2 of the first embodiment;

Figure 4 is a front plan view showing the liquid crystal filter cartridge 2 of the first embodiment;

Figure 5 is a cross-sectional view taken along line A_A of Figure 3;

Figure 6 is a partially enlarged schematic view showing the area indicated by C in Figure 5;

Figure 7 is a cross-sectional view taken along line B_B of Figure 3;

Figure 8 is a schematic perspective view showing the exploded state of the liquid filter cartridge 2 of the first embodiment;

Figure 9 is a perspective view showing the axial projection of the cartridge tube wall 21 of the first embodiment of the liquid filter cartridge 2 in a partially open state to show that the flow control valve 25 is in a fully open state;

Figure 10 is a perspective view showing the axial projection of the cartridge tube wall 21 of the first embodiment of the liquid filter cartridge 2 in a partially closed state to show that the flow control valve 25 is in a fully closed state;

Figure 11 is a front elevational view showing the front view of the liquid filtering device of the first embodiment;

Figure 12 is a top plan view showing the liquid filter device of the first embodiment;

Figure 13 is a schematic perspective view showing the exploded state of the liquid filtering device of the first embodiment;

Figure 14 is a cross-sectional view taken along line D - D of Figure 11; Figure 15 is a cross-sectional view showing the first embodiment in the direction of E_E in Figure 11;

Figure 16 is a cross-sectional view showing the second embodiment in the direction of E_E in Figure 11;

detailed description

The following is further described in detail in conjunction with the preferred embodiments shown in the drawings.

The present invention provides a filter material that can be bent into a tubular shape for filtering and purifying a liquid flowing through the filter material. As shown in Figs. 1 and 2, the filter material 1 is made of a material capable of filtering out harmful substances and/or impurities in a liquid, and has a plate shape having a rectangular cross-sectional profile. The filter material 1 can be bent and joined end to end to form an N prism tube, and N is a natural number not less than three. Alternatively, the filter material can be bent and joined end to end to form a cylindrical tube or an elliptical tube. According to the direction indicated by the arrow shown in Fig. 1, the filter material 1 can be bent into a triangular prism tube as shown in Fig. 2. Obviously, the filter material 1 can also be bent into a quadrangular prism tube, a pentagonal column tube, and a hexagonal prism. The tube or the like may also be bent into a cylindrical tube or an elliptical tube. The structure of the filter material 1 can be applied to the structure of the wall tube 21 of the liquid filter cartridge described later, and the filter material 1 can be loaded into the liquid filter cartridge 2 by a simple operation and attached to the cartridge wall tube 21. The inside, and also facilitates the removal of the filter material 1 from the liquid filter cartridge.

In order to facilitate the bending or bending of the filter material 1 , the filter material comprises a filter material assembly 11 made of a material capable of filtering out harmful substances and impurities in the liquid. The filter material assembly 11 has a plate shape having a rectangular cross-sectional profile. One side of the same length of the filter material assembly 11 is sequentially connected to form a string to form a whole filter material 1. When the filter material 1 is bent and joined on both sides to form an N prism tube, each of the filter material assemblies 11 respectively form the prism faces of the N prism tube. When the filter material 1 is bent and joined at both ends to a cylindrical tube or an elliptical tube, each filter material assembly 11 forms a cylindrical surface of the cylindrical tube or the elliptical tube.

The present invention utilizes the above filter material 1 to provide a liquid filter cartridge, as shown in FIGS. 3 to 8, comprising a tubular wall tube 21, a bottom plate 22 connecting and closing the bottom nozzle of the box wall tube 21, detachably a cover 23 that closes the top nozzle of the wall tube 21, a filter material 1 that is detachably disposed in the wall tube 21 and that is bent into a tubular shape, and an inlet pipe 24 that is disposed in the wall tube 21 . The box wall tube 21 has a N prismatic shape, a cylindrical tube shape or an elliptical column tube shape, and N is a natural number not less than three. At least one drain opening 211 is provided in the wall of the box wall tube 21. The filter material 1 is made of a material capable of filtering out harmful substances and impurities in the liquid, and has a plate shape having a rectangular cross-sectional profile. The filter material 1 is bent according to the shape of the wall tube 21 and is connected end to end to form an N prism tube, which is disposed inside the tube wall of the wall tube 21. Alternatively, the filter material 1 is bent according to the shape of the cartridge wall tube 21 and connected end to end to form a cylindrical tube or an elliptical cylinder tube, and is disposed inside the tube wall of the cartridge wall tube 21. The bottom plate 22 is processed with a water inlet through hole, the inlet pipe 24 is located on the top surface of the bottom plate 22, and the pipe wall of the inlet pipe 24 is connected to the inlet hole edge of the bottom plate 22, so that the inside and outside of the liquid filter box are connected by the inlet pipe 24 It communicates with the water inlet hole of the bottom plate 22. Thereby the liquid to be filtered flows from the inlet pipe 24 into the liquid filter box, and the filtered material 1 is filtered. The liquid is discharged from the outside of the liquid filter cartridge by the drain port 211 on the wall tube 21 of the cartridge.

In order to achieve flow control, the liquid filter cartridge further includes a flow control valve 25 including a operation portion and a valve portion inserted into the liquid filter cartridge from the cartridge cover 23. The operation portion of the flow rate control valve 25 is provided on the lid 23, and the valve portion of the flow rate control valve 25 is connected to the nozzle of the inlet pipe 24, and the valve portion of the flow rate control valve 25 is driven by operating the operation portion of the flow rate control valve 25. It operates to control the flow of liquid from the inlet pipe 24 into the liquid filter cartridge.

According to a first embodiment of the present invention, as shown in Fig. 5, and Figs. 8 to 10, the flow control valve 25 further includes a rotary link 253 that connects the operating portion and the valve portion. The operating portion of the flow control valve 25 includes a hand held handle 251 attached to the end of the rotating link 253. The valve portion of the flow control valve 25 includes a cylindrical valve base 2521 having a diameter not less than the outer diameter of the nozzle of the inlet pipe 24, coaxially connected to the inlet pipe 24 at the other end of the rotary link 253, and connected thereto. A cylindrical cylindrical valve body 2522 at the bottom of the valve base 2521. The top wall of the inlet pipe 24 is machined with a pipe wall inlet through hole 241. The cover 23 is machined with a control valve mounting through hole 231 which passes through the control valve mounting through hole 231 and is mounted on the cover 23 such that the hand held handle 251 is rotatably provided from the top of the cover 23 Extend. When the lid 23 closes the top nozzle of the wall 21 of the cartridge, the valve base 2521 covers the top nozzle of the inlet pipe 24, and the valve body 2522 fits over the top wall of the inlet pipe 24. Thus, when the hand grip 251 is rotated to drive the rotary link 253, the valve body 2522 gradually closes the pipe wall water inlet hole 241 of the water inlet pipe 24 as the valve base 2521 rotates, that is, rotates from the state shown in FIG. 9 to FIG. In the illustrated state; or the valve body 2522 gradually opens the tube wall water inlet hole 241 of the inlet pipe 24 as the valve base 2521 rotates, that is, rotates from the state shown in FIG. 10 to the state shown in FIG.

In order to facilitate the disassembly and assembly of the liquid filter cartridge 2, as shown in Fig. 6, the top nozzle edge of the cartridge tube wall 21 is provided with outwardly projecting ribs 212. The bottom of the lid 23 is provided with a lower wall 232 having a cross-sectional shape identical to that of the tube wall 21 in cross-sectional shape. The inner side of the lower surrounding wall 232 is provided with a recessed recess 2321 recessed in the case. The cover 23 detachably closes the top nozzle of the wall 21 of the cartridge tube by snapping into the rib 212 in the latch G3 slot 2321. In combination with the flow control valve 25 structure, the liquid filter cartridge 2 can be disassembled by simply holding the hand grip 251 as the operating portion of the flow control valve 25.

The present invention also proposes a liquid filtering device based on the above liquid filtration and 2, as shown in Figs. 11 to 13, comprising a liquid filter cartridge 2 and a water pump 4. The liquid filter cartridge 2 includes a tubular box wall tube 21, and a bottom plate 22 that connects and closes the bottom nozzle of the box wall tube 21, and detachably closes the lid 23 of the top nozzle of the box wall tube 21, A filter material 1 that is detachably disposed in the wall tube 21 and that is bent into a tubular shape, and an inlet pipe 24 that is disposed in the wall tube 21 of the casing. The box wall tube 21 has a N prismatic shape, a cylindrical tube shape or an elliptical column tube shape, and N is a natural number not less than three. At least one drain opening 211 is provided in the wall of the box wall tube 21. The filter material 1 is made of a material capable of filtering out harmful substances and impurities in the liquid, and has a plate shape having a rectangular cross-sectional profile. The filter material 1 is bent according to the shape of the wall tube 21 and is end to end. It is connected to form an N prism tube and is disposed inside the tube wall of the wall tube 21. Alternatively, the filter material 1 is bent according to the shape of the wall tube 21 and is connected end to end to form a cylindrical tube or an elliptical tube, and is disposed inside the tube wall of the wall tube 21. The bottom plate 22 is processed with a water inlet through hole, the inlet pipe 24 is located on the top surface of the bottom plate 22, and the pipe wall of the inlet pipe 24 is connected to the inlet hole edge of the bottom plate 22, so that the inside and outside of the liquid filter box are connected by the inlet pipe 24 It is in communication with the water inlet hole of the bottom plate 22. The water pump 4 includes a water inlet 41 and a pump drain 42. The pump drain 42 of the water pump 4 communicates with the inlet pipe 24 of the filter cartridge 2, so that the liquid to be filtered is pumped from the inlet pipe 24 into the liquid filter cartridge 2 by the water pump 4, and the filtered liquid flowing through the filter material 1 is carried by the wall of the cartridge. The drain port 211 on the tube 21 is discharged outside the liquid filter cartridge.

As described above, in order to realize flow control, as shown in FIG. 5, and FIGS. 8 to 10, the liquid filter cartridge 2 further includes a flow control valve including an operation portion and a valve portion inserted into the liquid filter cartridge from the cartridge cover 23. 25. The operation portion of the flow rate control valve 25 is provided on the lid 23, and the valve portion of the flow rate control valve 25 is connected to the nozzle of the inlet pipe 24, and the valve portion of the flow rate control valve 25 is driven by operating the operation portion of the flow rate control valve 25. It operates to control the flow of liquid from the inlet pipe 24 into the liquid filter cartridge.

As shown in Fig. 8, the flow control valve 25 further includes a rotary link 253 that connects the operating portion and the valve portion. The operating portion of the flow control valve 25 includes a hand held handle 251 attached to the end of the rotating link 253. The valve portion of the flow control valve 25 includes a cylindrical valve base 2521 having a diameter not less than the outer diameter of the nozzle of the inlet pipe 24, coaxially connected to the inlet pipe 24 at the other end of the rotary link 253, and connected thereto. A cylindrical cylindrical valve body 2522 at the bottom of the valve base 2521. The top wall of the inlet pipe 24 is machined with a pipe wall inlet through hole 241. The cover 23 is machined with a control valve mounting through hole 231 which passes through the control valve mounting through hole 231 and is mounted on the cover 23 such that the hand held handle 251 is rotatably provided from the top of the cover 23 Extend. When the lid 23 closes the top nozzle of the wall 21 of the cartridge, the valve base 2521 covers the top nozzle of the inlet pipe 24, and the valve body 2522 fits over the top wall of the inlet pipe 24. Therefore, when the hand held handle 251 is rotated to drive the rotating link 253, the valve body 2522 gradually closes the pipe wall water inlet hole 241 of the inlet pipe 24 as the valve base 2521 rotates, or gradually opens the pipe wall of the inlet pipe 24 into the water. Through hole 241.

In order to facilitate the disassembly and assembly of the liquid filter cartridge 2, as shown in Fig. 6, the top nozzle edge of the cartridge tube wall 21 is provided with outwardly projecting ribs 212. The bottom of the lid 23 is provided with a lower wall 232 having a cross-sectional shape identical to that of the tube wall 21 in cross-sectional shape. The inner side of the lower surrounding wall 232 is provided with a recessed recess 2321 recessed in the case. The cover 23 detachably closes the top nozzle of the wall 21 of the cartridge tube by snapping into the rib 212 in the latch G3 slot 2321.

In order to stably carry the liquid filter cartridge 2 and the water pump 4, as shown in FIGS. 11 to 13, the liquid filtering device further includes a column-shaped casing 3. The bottom wall of the casing 3 is machined with at least one casing water inlet hole 31. The water pump 4 is mounted at the bottom inside the casing 3. The liquid filter cartridge 2 is mounted above the water pump 4 in the housing 3. At least one overflow port 32 is also formed on the barrel wall of the casing 3, and the maximum overflow level of the overflow port 32 is lower than the lowest edge of the barrel mouth of the casing 3. To ensure device integrity, as shown in FIG. 13, the liquid filtering device further includes a housing cover 33 that removably covers the barrel opening of the housing 3. The housing cover 33 is provided with a control valve through hole 331. The liquid filter cartridge 2 further includes a flow control valve 25 that is inserted into the liquid filter cartridge from the cartridge 23 and includes an operating portion and a valve portion. The operation portion of the flow rate control valve 25 is provided on the lid 23, and the valve portion of the flow rate control valve 25 is connected to the nozzle of the inlet pipe 24, and the valve portion of the flow rate control valve 25 is driven by operating the operation portion of the flow rate control valve 25. It operates to control the flow of liquid from the inlet pipe 24 into the liquid filter cartridge. When the case cover 33 covers the case 3, the operation portion of the liquid filter cartridge 2 protrudes from the control valve through hole 331 to the case 3.

In order to prevent the water from circulating between the water pump 4 and the liquid filter cartridge 2, as shown in Figs. 13 to 16, the liquid filtering device further includes a filter cartridge holder 34 installed in the casing 3. The liquid filter cartridge 2 is installed in the filter cartridge holder 34, and the water pump 4 is installed under the filter cartridge holder 34, so that the housing 3 is divided into mutually closed by the filter cartridge holder 34, and the liquid filter cartridge 2 is separately provided. And two chambers of the water pump 4.

As shown in FIGS. 14 to 16, the filter cartridge holder 34 includes a bracket bottom plate 342 having a cross-sectional shape identical to that of the barrel wall of the housing 3, and a tubular shape mounted on the top surface of the bracket bottom plate 342. Stand wall 341. The stand upright wall 341 is provided with at least one water passing through hole 3411 for flowing the filtered liquid discharged from the liquid filter cartridge 2 into the casing 3. An upwardly extending inlet water communication pipe 3421 is further disposed on the top surface of the bracket bottom plate 342 for communicating with the pump drain port 42 of the water pump 4 disposed below the bracket bottom plate 342. When the liquid filter cartridge 2 is installed in the filter cartridge holder 34, the water inlet communication tube 3421 is inserted into the inlet pipe 24 of the liquid filter cartridge 2. Figures 14 through 16 indicate the flow direction of the liquid with arrows.

In order to buffer the influent flow, as shown in FIG. 13 to FIG. 16, the bracket bottom plate 342 is provided with a water inlet chamber through hole, and an upwardly convex chamber housing is connected to the edge of the inlet hole of the inlet chamber. 3422, the water inlet communication tube 3421 is connected to the top of the chamber housing 3422 and communicates with the chamber housing 3422. The bracket bottom plate 342 further includes a water pump sealing plate 3423 that covers the through hole of the water inlet chamber, thereby enclosing a water inlet chamber 3425 by the water pump sealing plate 3423 and the chamber housing 3422. A pump water communication tube 3424 extending downward is connected to the bottom of the water pump sealing plate 3423, and the pump water communication tube 3424 is connected to the chamber housing 3422. The pump water communication pipe 3424 is inserted into the pump drain port 42 of the water pump 4 so that the water discharged from the water pump 4 enters the liquid filter cartridge 2 via the water inlet chamber 3425.

To buffer the drainage flow, as shown in FIGS. 13 to 16, the cover 23 includes a cover support plate 233 that projects toward the outside of the liquid filter cartridge 2, by which the cover support plate 233 is mounted to the housing 3. A water body flow space 9 is formed between the cartridge tube wall 31 of the liquid filter cartridge 2 and the tub wall of the housing 3.

In the embodiment of the invention, the lid support plate 233 is disposed in a horizontal direction.

When the lid 23 is not provided with the lid support plate 233, the cartridge tube wall 21 includes a cartridge wall support plate 213 that protrudes toward the outside of the liquid filter cartridge 2, and is mounted into the housing 3 by the cartridge wall support plate 213. The wall of the cartridge tube 31 of the liquid filter cartridge 2 A water body flow space 9 is formed between the barrel walls of the casing 3.

In the embodiment of the invention, the box wall support plate 213 is disposed in a vertical direction.

In the embodiment of the present invention, as shown in FIGS. 14 to 16, in the case where the cover 23 is provided with the cover support plate 233, the case wall 21 includes a wall support plate 213 which projects toward the outside of the liquid filter case 2. With the cartridge wall support plate 213, a water body flow space 9 is formed between the cartridge tube wall 31 of the liquid filter cartridge 2 mounted in the housing 3 and the tub wall of the housing 3.

Likewise, the wall supporting plate 213 is disposed in the vertical direction.

In order to enable the water pump 4 to pump the liquid of the lower water level into the liquid filter cartridge 2, in the second embodiment of the present invention, as shown in FIG. 16, the liquid filtering device further includes a bend connected to the water inlet 41 of the water pump 4. a head inlet pipe 5, a minimum angle between an axis of one end of the elbow inlet pipe 5 and an axis of the other end nozzle is greater than 0 degrees, and not greater than 90 degrees; one end of the elbow inlet pipe 5 The nozzle is connected to the water inlet 41 of the water pump 4, and the other end of the nozzle is directed to the lowest position of the water level of the housing 3. As shown in Fig. 16, if a common straight pipe is connected to the water inlet 41 of the water pump 4, the effective water level of the water pump 4 is at the H indicating position; if the water inlet port 41 of the water pump 4 is connected to the elbow inlet pipe 5, and the elbow is advanced The water pipe 5 is not connected to the nozzle of the water pump 4 toward the lowest water level of the casing 3, and the effective water inlet level of the water pump 4 can be as low as the L indicating position. The elbow inlet pipe 5 enables the pump 4 to handle liquids at lower water levels, improving the efficiency of liquid filtration.

Specifically, the elbow inlet pipe 5 should have a length such that the length of the pipe of the elbow inlet pipe 5 outside the water pump 4 is not less than 14 mm.

In order to reduce the hydraulic and pressure loss, the flow rate of the water pump 4 is increased. According to the first embodiment of the present invention, as shown in Fig. 15, the liquid filtering device further includes a cone inlet pipe 6 connected to the water inlet 41 of the water pump 4. The tapered inlet pipe 6 has a hollow conical shape, and the smaller diameter nozzle of the conical inlet pipe 6 is connected to the water inlet 41 of the water pump 4. As shown in Fig. 15, the apparent tapered inlet pipe 6 can reduce the hydraulic and pressure loss of the water chamber, and the pump 4 has a larger flow rate, thereby improving the efficiency of the liquid filtration process.

Specifically, the tapered inlet pipe 6 should also have a length, and the length of the pipe outside the water pump 4 of the tapered inlet pipe 6 is not less than 14 mm.

In the embodiment of the present invention, as shown in Figs. 12 and 13, the fixing device is a suction cup 8.

Claims

Rights request

A filter material capable of being bent into a tubular shape for filtering and purifying a liquid flowing through the filter material; the feature is:

The filter material (1) is made of a material capable of filtering out harmful substances and/or impurities in the liquid, and has a plate shape having a rectangular cross-sectional profile; the filter material (1) can be bent and connected end to end. N prismatic tube, N is a natural number not less than three;

Alternatively, the filter material can be bent and joined end to end to form a cylindrical tube or an elliptical tube.

2. The filter material capable of being bent into a tubular shape according to claim 1, wherein:

A filter material assembly (11) comprising N materials made of a material capable of filtering out harmful substances and impurities in a liquid; the filter material assembly (11) having a plate shape having a rectangular cross-sectional profile; the filter material assembly (11) One side of the same length is connected in turn to form a string, forming a whole piece of filter material (1);

When the filter material (1) is bent and joined at both ends to form an N prism tube, each filter material component (11) forms each prism face of the N prism tube; when the filter material (1) is bent and both ends When connected to form a cylindrical tube or an elliptical column tube, each filter material component (11) forms a cylindrical surface of the cylindrical tube or the elliptical column tube.

3. A liquid filter cartridge characterized by:

Comprising a tubular wall tube (21), a bottom plate (22) connecting and closing the bottom tube of the box wall tube (21), detachably closing the lid of the top tube of the box wall tube (21) ( 23) a filter material (1) that is detachably disposed in the wall tube (21) and that is bent into a tubular shape, and an inlet pipe (24) disposed in the wall tube (21);

The box wall tube (21) is N prismatic, cylindrical or elliptical tubular, N is a natural number not less than three; the wall of the box wall (21) is provided with at least one drain (211);

The filter material (1) is made of a material capable of filtering out harmful substances and impurities in the liquid, and has a plate shape having a rectangular cross-sectional profile; the filter material (1) is bent according to the shape of the box wall tube (21) And connected end to end to form an N prism tube, disposed inside the tube wall of the box wall tube (21); or the filter material (1) is bent according to the shape of the box wall tube (21) and connected end to end to form a cylindrical tube Or an elliptical column tube disposed inside the tube wall of the box wall tube (21); the bottom plate (22) is processed with a water inlet through hole, the inlet pipe (24) is located at a top surface of the bottom plate (22), and the inlet pipe The pipe wall of (24) is connected to the edge of the water inlet hole of the bottom plate (22), so that the inside and outside of the liquid filter box are communicated with the water inlet hole of the bottom plate (22) through the inlet pipe (24); 24) Flowing into the liquid filter cartridge, the filtered liquid flowing through the filter material (1) is discharged from the liquid filter cartridge by the drain port (211) on the wall tube (21).

4. The liquid filter cartridge according to claim 3, wherein:

Also included is a flow control valve (25) including a operation portion and a valve portion inserted into the liquid filter cartridge from the lid (23); an operation portion of the flow control valve (25) is disposed on the lid (23), The valve portion of the flow control valve (25) is connected to the nozzle of the inlet pipe (24), and the valve portion of the flow control valve (25) is operated by operating the operation portion of the flow control valve (25) to control the inlet pipe (24). The flow of liquid into the liquid filter cartridge.

5. The liquid filter cartridge according to claim 4, wherein:

The flow control valve (25) further includes a rotating link (253) connecting the operating portion and the valve portion;

The operating portion of the flow control valve (25) includes a handle (251) connected to the end of the rotating link (253); the valve portion of the flow control valve (25) includes a tube having a diameter not less than the inlet pipe (24) a cylindrical valve base (2521) having an outer diameter of the port and coaxially connected to the inlet pipe (24) at the other end of the rotating link (253), and a circular cylindrical surface connected to the bottom of the valve base (2521) Valve body (2522);

The top pipe wall of the inlet pipe (24) is machined with a pipe wall inlet through hole (241);

The cover (23) is machined with a control valve mounting through hole (231), the flow control valve (25) is passed through the control valve mounting through hole (231) and mounted on the cover (23), so that the hand is held The handle (251) rotatably protrudes from the top of the cover (23); when the cover (23) closes the top nozzle of the casing wall (21), the valve base (2521) covers the inlet pipe (24) a top nozzle, and a valve body (2522) is fitted over the top tube wall of the inlet pipe (24); thus, when the hand shank (251) is rotated to drive the rotary link (253), the valve body (2522) follows the valve The base (2521) rotates to gradually close the pipe wall inlet passage (241) of the inlet pipe (24), or gradually open the pipe inlet hole (241) of the inlet pipe (24).

6. The liquid filter cartridge according to claim 3, wherein:

The top nozzle edge of the casing tube wall (21) is provided with an outwardly projecting rib (212);

The bottom of the cover (23) is provided with a lower surrounding wall (232) having a cross-sectional shape identical to that of the casing tube wall (21); the inner side of the lower surrounding wall (232) is provided with a recessed inside the box Snap groove (2321);

The cover (23) removably closes the top nozzle of the casing wall (21) by snapping into a rib (212) in the snap G3 slot (2321).

7. A liquid filtration device characterized by:

Including liquid filter box (2) and water pump (4);

The liquid filter cartridge (2) comprises a tubular wall tube (21), a bottom plate (22) connecting and closing the bottom nozzle of the box wall tube (21), and detachably closing the box wall tube (21) a top cover (23), a filter material (1) that is detachably disposed in the wall tube (21) and that is bent into a tubular shape, and a feed that is disposed in the wall tube (21) Water pipe (24);

The filter material (1) is made of a material capable of filtering out harmful substances and impurities in the liquid, and has a plate shape having a rectangular cross-sectional profile; the filter material (1) is bent according to the shape of the box wall tube (21) And connected end to end to form an N prism tube, disposed inside the tube wall of the box wall tube (21); or the filter material (1) is bent according to the shape of the box wall tube (21) and connected end to end to form a cylindrical tube Or an elliptical column tube disposed inside the tube wall of the box wall tube (21); the bottom plate (22) is processed with a water inlet through hole, the inlet pipe (24) is located at a top surface of the bottom plate (22), and the inlet pipe The pipe wall of (24) is connected to the inlet water inlet hole edge of the bottom plate (22), so that the inside and outside of the liquid filter box are connected to the water inlet hole of the bottom plate (22) through the inlet pipe (24);

The water pump (4) includes a water inlet (41) and a pump drain (42);

The pump drain (42) of the water pump (4) communicates with the inlet pipe (24) of the filter box (2), so that the liquid to be filtered is pumped from the inlet pipe (24) into the liquid filter box by the water pump (4) (2) Inside, the filtered liquid flowing through the filter material (1) is discharged from the outside of the liquid filter cartridge by a drain port (211) on the wall tube (21).

8. The liquid filter cartridge according to claim 7, wherein:

The liquid filter cartridge (2) further includes a flow control valve (25) including a operation portion and a valve portion inserted into the liquid filter cartridge from the lid (23);

The operation portion of the flow control valve (25) is disposed on the cover (23), and the valve portion of the flow control valve (25) is connected to the nozzle of the inlet pipe (24), and the operation of the flow control valve (25) is operated. The valve portion of the flow control valve (25) is operated to control the flow of liquid from the inlet pipe (24) into the liquid filter cartridge.

9. The liquid filter cartridge according to claim 8, wherein:

The cover (23) is machined with a control valve mounting through hole (231), the flow control valve (25) is passed through the control valve mounting through hole (231) and mounted on the cover (23), so that the hand is held Handle (251) rotatably from the lid (23) The top is extended; when the lid (23) closes the top nozzle of the tube wall (21), the valve base (2521) covers the top nozzle of the inlet pipe (24), and the valve body (2522) is placed over The top tube wall of the inlet pipe (24); thus, when the hand grip (251) is rotated to drive the rotary link (253), the valve body (2522) gradually closes the inlet pipe as the valve base (2521) rotates ( 24) The water inlet hole (241) of the pipe wall, or the water inlet hole (241) of the pipe wall of the inlet pipe (24) is gradually opened. A liquid filter cartridge according to claim 7, wherein:

The cover (23) removably closes the top nozzle of the casing wall (21) by snapping into a rib (212) in the snap G3 slot (2321). A liquid filtering device according to claim 7, wherein:

Further comprising a column-shaped casing (3); the bottom wall of the casing (3) is machined with at least one casing water inlet hole (31); the water pump (4) is installed in the casing (3) a bottom; the liquid filter cartridge (2) is mounted above the water pump (4) in the housing (3);

At least one overflow port (32) is also formed in the barrel wall of the casing (3), and the maximum overflow level of the overflow port (32) is lower than the lowest edge of the barrel mouth of the casing (3). The liquid filtering device according to claim 11, wherein:

A housing cover (33) detachably covering the barrel opening of the housing (3); the housing cover (33) is provided with a control valve through hole (331);

The liquid filter cartridge (2) further includes a flow control valve (25) including an operation portion and a valve portion inserted into the liquid filter cartridge from the lid (23); the operation portion of the flow control valve (25) is disposed in the cartridge On the cover (23), the valve portion of the flow control valve (25) is connected to the nozzle of the inlet pipe (24), and the valve portion of the flow control valve (25) is operated by operating the operation portion of the flow control valve (25). , thereby controlling the flow of liquid from the inlet pipe (24) into the liquid filter cartridge;

When the housing cover (33) covers the housing (3), the operating portion of the liquid filter cartridge (2) projects out of the housing (3) from the control valve through hole (331). The liquid filtering device according to claim 11, wherein:

Also included is a filter cartridge holder (34) mounted in the housing (3);

The liquid filter cartridge (2) is installed in a filter cartridge holder (34), and the water pump (4) is installed in the filter cartridge Lower frame _(34), whereby the filter cartridge holder means (34) of the housing (3) into a closed each other, two chambers are provided with a liquid filter cartridge (2) and a pump (4). The liquid filtering device according to claim 13, wherein:

The filter cartridge holder (34) includes a bracket bottom plate (342) having a cross-sectional shape identical to a cross-sectional shape of the barrel wall of the housing (3), and a tubular shape mounted on a top surface of the bracket bottom plate (342) Support wall (341);

The bracket vertical wall (341) is provided with at least one water passing through hole (3411) for discharging the filtered liquid discharged from the liquid filter box (2) into the casing (3);

The top surface of the bracket bottom plate (342) is further provided with an upwardly extending water inlet communication tube (3421) for communicating the pump drain port (42) of the water pump (4) disposed under the bracket bottom plate (342); When the liquid filter cartridge (2) is installed in the filter cartridge holder (34), the water inlet communication tube (3421) is inserted into the inlet pipe (24) of the liquid filter cartridge (2). A liquid filtering device according to claim 14, wherein:

The support bottom plate (342) is provided with a water inlet chamber through hole, and an upwardly convex chamber housing (3422) is connected to the edge of the water inlet chamber through hole, and the water inlet communication tube (3421) is connected At the top of the chamber housing (3422) and in communication with the chamber housing (3422);

The bracket bottom plate (342) further includes a water pump sealing plate (3423) covering the through hole of the water inlet chamber, thereby enclosing a water inlet chamber (3425) by the water pump sealing plate (3423) and the chamber housing (3422). );

A pump water communication pipe (3424) extending downward is connected to a bottom of the water pump sealing plate (3423), and the pump water communication pipe (3424) is in communication with the chamber casing (3422); the pump water communication pipe (3424) Inserting the pump drain (42) of the water pump (4), thereby causing the pump (4) to discharge liquid into the liquid filter cartridge (2) via the inlet chamber (3425). A liquid filtering device according to claim ,, characterized in that:

The lid (23) includes a lid support plate (233) extending toward the outside of the liquid filter cartridge (2), by means of which the liquid filter cartridge (2) is mounted into the housing (3) (2) A water body flow space (9) is formed between the cartridge tube wall (31) and the barrel wall of the housing (3). A liquid filtering device according to claim 16, wherein:

The lid support plate (233) is disposed in a horizontal direction. A liquid filtering device according to claim ,, characterized in that:

The cartridge tube wall (21) includes a cartridge wall support plate (213) extending outwardly of the liquid filter cartridge (2) by means of the cartridge The wall support plate (213) forms a water body flow space (9) between the cartridge tube wall (31) of the liquid filter cartridge (2) installed in the casing (3) and the barrel wall of the casing (3). A liquid filtering device according to claim 18, wherein:

The box wall support plate (213) is disposed in a vertical direction. A liquid filtering device according to claim 16, wherein:

The cartridge tube wall (21) includes a cartridge wall support plate (213) extending outwardly of the liquid filter cartridge (2), by means of which the liquid filter cartridge (3) is mounted into the housing (3) ( 2) A water body flow space (9) is formed between the cartridge tube wall (31) and the barrel wall of the housing (3). A liquid filtering device according to claim 20, wherein:

The box wall support plate (213) is disposed in a vertical direction. A liquid filtering device according to claim 7, wherein:

Also included is an elbow inlet pipe (5) connected to the water inlet (41) of the water pump (4), the minimum between the axis of one end of the elbow inlet pipe (5) and the axis of the other end nozzle The angle is greater than 0 degrees and is not greater than 90 degrees; one end of the elbow inlet pipe (5) is connected to the water inlet (41) of the water pump (4), and the other end is facing the casing (3) The lowest level of water. A liquid filtering device according to claim 22, wherein:

The length of the pipe body outside the water pump (4) of the elbow inlet pipe (5) is not less than 14 mm. A liquid filtering device according to claim 7, wherein:

A cone inlet pipe (6) connected to the water inlet (41) of the water pump (4) is also included; the tapered inlet pipe (6) has a hollow truncated cone shape, and the tapered inlet pipe (6) A smaller diameter nozzle connects the water inlet (41) of the water pump (4). A liquid filtering device according to claim 24, wherein:

The length of the tubular body outside the water pump (4) of the tapered inlet pipe (6) is not less than 14 mm. A liquid filtering device according to claim 7, wherein:

It also includes at least one fixing means provided on the outer tub wall of the housing (3) by means of which the liquid filtering device is fixedly mounted. A liquid filtering device according to claim 26, wherein:

The fixture is a suction cup (8).