Filter element with high water integrity

Abstract

The utility model discloses a filter element with high water integrity, which relates to the technical field of filter elements and comprises an outer cylinder, a first sealing cover and a second sealing cover are respectively mounted at two ends of the outer cylinder, a filter element component is mounted in the outer cylinder, and an auxiliary component matched with the filter element component is mounted at one end of the first sealing cover in the outer cylinder. And the second sealing cover is in threaded connection with the outer cylinder. According to the high-water-integrity filter element, when a valve is opened for water inflow, water flow enters a guide cylinder from a water inlet pipe on the outer wall of a second sealing cover, then enters an arc-shaped liquid discharge pipe and is finally discharged from a water discharge hole, so that the pressure of the water flow is dispersed; furthermore, the water flow entering the filter cartridge cannot directly impact the filter cartridge, so that the water flow is prevented from violently impacting a certain position, and the filter element is effectively protected.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of filter core, especially a high water integrity filter core. BACKGROUND

[0002] The high water integrity filter core usually refers to the filter core that can keep the filter core structure complete, the filtering performance is stable, and the water treatment reaches the higher quality standard under the specific water pressure condition.

[0003] According to the high water integrity filter core provided by the utility model "CN202221350261.2", the main body includes a center rod, a filter membrane and a shell, the filter membrane surrounds the center rod, the shell is sleeved on the outer periphery of the filter membrane, the filter membrane has a liquid inlet surface side and a liquid outlet surface side, liquid flows into the liquid outlet surface side from the liquid inlet surface side, the liquid inlet surface side and / or the liquid outlet surface side of the filter membrane end portion is pressed to form a composite part with a porous membrane, the porous membrane and the filter membrane in the composite part include a lamination area and a non-lamination area, the lamination area is used for laminating and combining the porous membrane and the filter membrane, and the non-lamination area is used for fluid inflow, when water suddenly flows into the inside of the filter core, the filter core will be damaged due to the water hammer effect after a plurality of water hammer effects, and then the service life of the filter core is affected. SUMMARY

[0004] The utility model discloses a high water integrity filter core.

[0005] In order to achieve the above-mentioned purpose, the utility model discloses a technical scheme as follows: including the outer tube, the both ends of outer tube are installed with first sealing cover and second sealing cover respectively, the inside installation of outer tube has filter core subassembly, the inside of outer tube is installed with the auxiliary assembly that uses in cooperation filter core subassembly in one end of first sealing cover, second sealing cover is connected with the outer tube screw thread,

[0006] The filter core subassembly includes a filter cartridge, the both ends of the filter cartridge are fixedly provided with sealing plates, a flow guide cylinder is fixedly installed at the middle position of the filter cartridge, a plurality of groups of liquid discharge pipes are fixedly arranged on the outer wall of the flow guide cylinder, one of the sealing plates is tightly attached to the second sealing cover, a water inlet pipe is fixedly arranged at the middle position of the second sealing cover, the water inlet pipe is communicated with the flow guide cylinder, the liquid discharge pipes are arranged in an arc shape, and a plurality of water discharge holes are formed in the inner arc of the liquid discharge pipes.

[0007] In actual application, when the valve is opened to let in water, water flows from the water inlet pipe on the outer wall of the second sealing cover into the flow guide cylinder, then enters the arc-shaped liquid discharge pipe, and finally is discharged from the drain hole, so as to disperse the water flow pressure; meanwhile, the useful drain hole is located at the inner arc, so that the water flowing into the filter cylinder will not directly impact the filter cylinder, thereby avoiding the water from impacting a certain position violently, and effectively protecting the filter core.

[0008] Further, the first sealing cover comprises a mounting disc, a sealing gasket is arranged between the mounting disc and the outer cylinder, a water outlet pipe is arranged at the middle position of the mounting disc, a limiting ring is fixedly arranged on the outer wall of the mounting disc, and a flow guide groove is arranged at the middle position of the limiting ring;

[0009] The auxiliary assembly comprises a reset spring arranged at the middle position of the mounting disc, the outer cylinder is internally slidably arranged with a movable cylinder used in cooperation with the filter core assembly, a through hole used in cooperation with the flow guide groove is arranged on the outer wall of the movable cylinder, a slide rail is fixedly arranged on the inner wall of the outer cylinder, a limiting ring is arranged at the end of the slide rail, and a sliding groove used in cooperation with the slide rail is arranged on the outer wall of the movable cylinder;

[0010] In actual application, when the filter core assembly needs to be replaced, a worker twists the second sealing cover, and when the second sealing cover is completely separated from the outer cylinder, the second sealing cover moves upward under the action of the reset spring, so that the top of the filter core assembly is displaced to the outside of the outer cylinder, thereby facilitating the worker to take out the filter core assembly.

[0011] Further, the filter cylinder comprises an inner cylinder, the outer wall of the inner cylinder is wrapped with a filter layer, the outer wall of the filter layer is wrapped with a locking layer, the inner cylinder is made of hard material, a plurality of water permeable holes are arranged on the outer wall of the inner cylinder at the position of the filter layer, and the inner cylinder is fixedly and sealingly arranged between the sealing plate;

[0012] In actual application, the filter layer is wrapped into an integral body by the inner cylinder and the locking layer, so as to increase the strength of the filter layer and avoid the filter layer from being loosened under the impact of water flow, thereby affecting the use effect.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] 1. When the valve is opened to let in water, water flows from the water inlet pipe on the outer wall of the second sealing cover into the flow guide cylinder, then enters the arc-shaped liquid discharge pipe, and finally is discharged from the drain hole, so as to disperse the water flow pressure; meanwhile, the useful drain hole is located at the inner arc, so that the water flowing into the filter cylinder will not directly impact the filter cylinder, thereby avoiding the water from impacting a certain position violently, and effectively protecting the filter core.

[0015] 2. When the filter core assembly needs to be replaced, the worker screws the second sealing cover, and when the second sealing cover is completely separated from the outer cylinder, the second sealing cover moves upward under the action of the reset spring, so that the top of the filter core assembly is displaced to the outside of the outer cylinder, thereby facilitating the worker to take out the filter core assembly. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 A schematic diagram of the overall structure of a high-water-integrity filter core is provided for the utility model;

[0017] Figure 2 A schematic diagram of the internal structure of an outer cylinder of a high-water-integrity filter core is provided for the utility model;

[0018] Figure 3 A schematic diagram of the structure of a first sealing cover of a high-water-integrity filter core is provided for the utility model;

[0019] Figure 4 A schematic diagram of the structure of a movable cylinder of a high-water-integrity filter core is provided for the utility model;

[0020] Figure 5 A schematic diagram of the structure of a filter cylinder of a high-water-integrity filter core is provided for the utility model;

[0021] Figure 6 A schematic diagram of the structure of a filter core assembly of a high-water-integrity filter core is provided for the utility model;

[0022] Figure 7 A schematic diagram of the structure of a drain pipe of a high-water-integrity filter core is provided for the utility model.

[0023] In the figure: 1, outer cylinder; 101, sliding rail; 2, auxiliary assembly; 201, movable cylinder; 2011, sliding groove; 2012, through hole; 202, reset spring; 3, filter core assembly; 301, filter cylinder; 3011, inner cylinder; 3012, filter layer; 3013, locking layer; 302, flow guide cylinder; 303, drain pipe; 3031, drain hole; 304, sealing plate; 4, second sealing cover; 5, first sealing cover; 501, mounting disc; 502, limiting ring; 503, flow guide groove. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0025] In the description of the utility model, it is understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model.

[0026] With reference to Figures 1-7 A high water integrity filter element, comprising an outer cylinder 1, a first sealing cover 5 and a second sealing cover 4 are respectively arranged at two ends of the outer cylinder 1, a filter element assembly 3 is arranged in the outer cylinder 1, an auxiliary assembly 2 used in cooperation with the filter element assembly 3 is arranged at one end of the first sealing cover 5 in the outer cylinder 1, and the second sealing cover 4 is threadedly connected with the outer cylinder 1.

[0027] The filter element assembly 3 comprises a filter cylinder 301, sealing plates 304 are respectively arranged at two ends of the filter cylinder 301, a flow guide cylinder 302 is fixedly arranged at a middle position of the filter cylinder 301, a plurality of groups of liquid discharge pipes 303 are fixedly arranged on an outer wall of the flow guide cylinder 302, one of the sealing plates 304 is tightly attached to the second sealing cover 4, a water inlet pipe is fixedly arranged at a middle position of the second sealing cover 4, the water inlet pipe is communicated with the flow guide cylinder 302, the liquid discharge pipes 303 are arranged in an arc shape, and a water outlet hole 3031 is arranged at an inner arc of the liquid discharge pipes 303.

[0028] In actual application, when the valve is opened to let in water, water flows into the flow guide cylinder 302 from the water inlet pipe on the outer wall of the second sealing cover 4, then the water flows into the arc-shaped liquid discharge pipes 303, and finally the water is discharged from the water outlet hole 3031, so that the water flow pressure is dispersed, at the same time, the water outlet hole 3031 is arranged at the inner arc, and then the water flowing into the filter cylinder 301 will not directly impact the filter cylinder 301, so that the water flow is prevented from impacting a certain position violently, thereby effectively protecting the filter element.

[0029] Further, with reference to Figure 3 And 4 The first sealing cover 5 comprises a mounting disc 501, a sealing gasket is arranged between the mounting disc 501 and the outer cylinder 1, a water outlet pipe is arranged at a middle position of the mounting disc 501, a limiting circular ring 502 is fixedly arranged on an outer wall of the mounting disc 501, a flow guide groove 503 is arranged at a middle position of the limiting circular ring 502, and the flow guide groove 503 is communicated with the middle position of the limiting circular ring 502.

[0030] The auxiliary assembly 2 comprises a reset spring 202 located at the middle position of the mounting disc 501, the inner part of the outer cylinder 1 is slidably provided with a movable cylinder 201 used in cooperation with the filter element assembly 3, the outer wall of the movable cylinder 201 is provided with a through hole 2012 used in cooperation with the flow guide groove 503, the inner wall of the outer cylinder 1 is fixedly provided with a sliding rail 101, the end of the sliding rail 101 is provided with a limiting ring, and the outer wall of the movable cylinder 201 is provided with a sliding groove 2011 used in cooperation with the sliding rail 101.

[0031] In actual application, when it is necessary to replace the filter element assembly 3, a worker rotates the second sealing cover 4, and when the second sealing cover 4 is completely separated from the outer cylinder 1, the second sealing cover 4 is moved upward under the action of the reset spring 202, so that the top of the filter element assembly 3 is displaced to the outside of the outer cylinder 1, and then the worker can take out the filter element assembly 3.

[0032] Further, referring to Figures 5-7 The filter cylinder 301 comprises an inner cylinder 3011, the outer wall of the inner cylinder 3011 is wrapped with a filter layer 3012, the outer wall of the filter layer 3012 is wrapped with a locking layer 3013, the inner cylinder 3011 is made of hard material, a plurality of water permeable holes are formed in the position of the filter layer 3012 on the outer wall of the inner cylinder 3011, and the inner cylinder 3011 is fixed and sealed between the sealing plate 304.

[0033] In actual application, the filter layer 3012 is wrapped into an integral body by the inner cylinder 3011 and the locking layer 3013, so that the strength of the filter layer 3012 is increased, and the filter layer 3012 is prevented from being loosened under the impact of water flow, thereby affecting the use effect.

[0034] Working principle: when the valve is opened to let in water, water flow enters the inner part of the flow guide cylinder 302 from the water inlet pipe on the outer wall of the second sealing cover 4, then the water flow enters the arc-shaped liquid outlet pipe 303, and finally the water flow is discharged from the drain hole 3031, so that the water flow pressure is dispersed, at the same time, the useful drain hole 3031 is located at the inner arc, so that the water flow entering the inner part of the filter cylinder 301 will not directly impact the filter cylinder 301, thereby effectively protecting the filter element from being impacted by the water flow at a certain position;

[0035] When it is necessary to replace the filter element assembly 3, a worker rotates the second sealing cover 4, and when the second sealing cover 4 is completely separated from the outer cylinder 1, the second sealing cover 4 is moved upward under the action of the reset spring 202, so that the top of the filter element assembly 3 is displaced to the outside of the outer cylinder 1, and then the worker can take out the filter element assembly 3.

[0036] The above merely is the preferred specific implementation manner of the present utility model, but the protection scope of the present utility model is not limited to this, any skilled person in the technical field according to the technical scheme and the utility model concept of the present utility model within the technical range disclosed by the present utility model makes equivalent replacement or change, should be covered in the protection scope of the present utility model.

Claims

1. A high water integrity filter cartridge, characterized by, The utility model provides a filter cartridge, including outer tube (1), first sealing cover (5) and second sealing cover (4) are installed respectively in both ends of outer tube (1), filter core subassembly (3) is installed in the inside of outer tube (1), and the inside of outer tube (1) is located in one end of first sealing cover (5) and installs the auxiliary assembly (2) of cooperation filter core subassembly (3) is used, The filter core subassembly (3) includes a filter cylinder (301) with two ends fixedly provided with sealing plates (304), a flow guide cylinder (302) fixedly installed at the middle position of the filter cylinder (301), and a plurality of groups of liquid discharge pipes (303) fixedly provided on the outer wall of the flow guide cylinder (302), wherein one of the sealing plates (304) is tightly attached to the second sealing cover (4), a water inlet pipe is fixedly provided at the middle position of the second sealing cover (4) and communicates with the flow guide cylinder (302), and the second sealing cover (4) is threadedly connected with the outer tube (1).

2. A high water integrity filter cartridge according to claim 1 wherein, The first sealing cover (5) includes a mounting disc (501) provided with a sealing gasket between the mounting disc (501) and the outer tube (1), a water outlet pipe provided at the middle position of the mounting disc (501), a limiting circular ring (502) fixedly provided on the outer wall of the mounting disc (501), and a flow guide groove (503) formed at the middle position of the limiting circular ring (502) and communicating with the middle position of the limiting circular ring (502).

3. A high water integrity filter cartridge according to claim 2, wherein, The auxiliary assembly (2) includes a reset spring (202) located at the middle position of the mounting disc (501), and a movable cylinder (201) used in cooperation with the filter core subassembly (3) is slidably installed in the inside of the outer tube (1).

4. A high water integrity filter cartridge according to claim 3 wherein, The outer wall of the movable cylinder (201) is provided with a through hole (2012) matched with the flow guide groove (503), the inner wall of the outer tube (1) is fixedly provided with a sliding rail (101), the end of the sliding rail (101) is provided with a limiting ring, and the outer wall of the movable cylinder (201) is provided with a sliding groove (2011) matched with the sliding rail (101).

5. A high water integrity filter cartridge according to claim 1 wherein, The filter cylinder (301) includes an inner cylinder (3011), the outer wall of the inner cylinder (3011) is wrapped with a filter layer (3012), and the outer wall of the filter layer (3012) is wrapped with a locking layer (3013).

6. A high water integrity filter cartridge according to claim 5 wherein, The inner cylinder (3011) is made of hard material, a plurality of groups of water permeable holes are formed on the outer wall of the inner cylinder (3011) at the position of the filter layer (3012), and the inner cylinder (3011) is fixedly and sealingly connected with the sealing plate (304).

7. A high water integrity filter cartridge according to claim 1 wherein, The liquid discharge pipe (303) is arranged in an arc shape, and a drain hole (3031) is formed at the inner arc of the liquid discharge pipe (303).

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