Filter element structure of water purifier

Abstract

The utility model discloses a filter element structure of a water purifier, which comprises an outer shell, the bottom of the outer shell is provided with a water outlet which is communicated with the interior of the outer shell, the interior of the outer shell is provided with a mounting groove, the interior of the mounting groove is provided with an inner core, and the inner core is arranged in the mounting groove. A sealing block is arranged on the upper portion of the inner core, a sealing cover is arranged on the upper portion of the sealing block, a water inlet is formed in the upper portion of the sealing cover, and the water inlet is communicated with the inner core. During use, the inner core is inserted into the mounting groove, the outer shell is sealed by the sealing cover, the water inlet is connected with a pipeline, an external water source is filtered through the first filter layer, the second filter layer and the third filter layer after entering, and the filtered water flows into the flow channel through pressure; according to the filter element structure, secondary filtering is carried out through the rear filtering layer in the flow channel, the filtered water enters the filtering cavity after secondary filtering, final filtering is carried out through the ultrafiltration layer, multiple times of filtering can be carried out through the filter element structure, and the filtering effect is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of filter element structures, and more specifically to a filter element structure for a water purifier. Background Art

[0002] As an indispensable household appliance in modern homes and offices, water purifiers are mainly used to remove impurities, harmful substances and odors from water, providing purer and healthier drinking water. As people's requirements for quality of life and pursuit of healthy living increase, water purifiers have gradually become an important part of modern home life.

[0003] Most of the existing water purifiers are of an integrated structure, which needs to be replaced as a whole after long-term use. At the same time, most of them only filter once through the filter element, and the filtering effect cannot be guaranteed. Therefore, a new technical solution is needed to solve the problem. Utility Model Content

[0004] The utility model aims to provide a filter element structure for a water purifier, which solves the problem that most existing water purifiers are of an integrated structure and need to be replaced as a whole after long-term use, and most of them only filter once through the filter element and cannot guarantee the filtering effect.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a filter element structure of a water purifier, comprising: an outer shell, a water outlet is arranged at the bottom of the outer shell and the water outlet is connected with the interior of the outer shell, a mounting groove is arranged inside the outer shell and an inner core is arranged inside the mounting groove, a sealing block is arranged on the upper part of the inner core and a sealing cover is arranged on the upper part of the sealing block, a water inlet is arranged on the upper part of the sealing cover and the water inlet is connected with the inner core, a flow channel is arranged outside the mounting groove and a filter cavity is arranged inside the outer shell, the filter cavity is connected with the mounting groove through the flow channel, a first filter layer, a second filter layer and a third filter layer are arranged in sequence inside the inner core from top to bottom, a support frame is arranged between the first filter layer, the second filter layer and the third filter layer, a post-filter layer is arranged inside the flow channel and an ultrafiltration layer is arranged inside the filter cavity.

[0006] As a preferred embodiment of the utility model, a sealing cavity is provided on the upper part of the installation groove, and the sealing cavity and the sealing block are interlocked with each other.

[0007] As a preferred embodiment of the present invention, a filter screen is arranged inside the sealing block and the filter screen is fixedly connected to the sealing block.

[0008] As a preferred embodiment of the present utility model, the first filter layer adopts PP cotton filter material, the second filter layer adopts ceramic filter material, and the third filter layer adopts hollow fiber membrane filter material.

[0009] As a preferred embodiment of the utility model, the post-filtration layer adopts activated carbon filtration material, and the ultrafiltration layer adopts high-precision ultrafiltration membrane filtration material.

[0010] As a preferred embodiment of the utility model, a knob is provided on the top of the sealing cover and the knob is fixedly connected to the sealing cover.

[0011] As a preferred embodiment of the utility model, the surface of the outer shell is provided with an external thread and the sealing cover is threadedly connected to the external thread.

[0012] As a preferred embodiment of the utility model, sealing rings are provided on the surfaces of the water inlet and the water outlet.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] The utility model is provided with a water outlet at the bottom of the outer shell, and the water outlet is connected with the inside of the outer shell, a mounting groove is provided inside the outer shell, and an inner core is provided inside the mounting groove, a sealing block is provided on the upper part of the inner core, and a sealing cover is provided on the upper part of the sealing block, a water inlet is provided on the upper part of the sealing cover, and the water inlet is connected with the inner core, a flow channel is provided outside the mounting groove, and a filter cavity is provided inside the outer shell, the filter cavity is connected with the mounting groove through the flow channel, and a first filter layer, a second filter layer and a third filter layer are provided in sequence from top to bottom inside the inner core. The filter layer is provided with a post-filter layer inside the flow channel and an ultrafiltration layer inside the filter cavity. When in use, the inner core is inserted into the installation groove and the sealing cover is used to seal the outer shell. The water inlet is connected to the pipeline. After the external water source enters, it is filtered through the first filter layer, the second filter layer and the third filter layer. After the filtration is completed, it flows into the flow channel through pressure, and is filtered twice through the post-filter layer in the flow channel. After the secondary filtration, it enters the filter cavity and is finally filtered through the ultrafiltration layer. The filter element structure can perform multiple filtrations to ensure the filtering effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the front view structure of the utility model;

[0017] Figure 3 This is a schematic diagram of the cross-sectional structure of the utility model;

[0018] Figure 4 It is a schematic diagram of the cross-sectional structure of the inner core of the utility model.

[0019] In the figure: 1. outer shell; 2. water outlet; 3. sealing ring; 4. inner core; 5. sealing block; 6. sealing cover; 7. knob; 8. water inlet; 9. external thread; 10. sealing chamber; 11. filter screen; 12. mounting groove; 13. first filter layer; 14. second filter layer; 15. third filter layer; 16. flow channel; 17. post-filter layer; 18. filter chamber; 19. ultrafiltration layer; 20. support frame. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-4The utility model provides a technical solution: a filter element structure of a water purifier, comprising: an outer shell 1, a water outlet 2 is arranged at the bottom of the outer shell 1, and the water outlet 2 is connected to the inside of the outer shell 1, a mounting groove 12 is arranged inside the outer shell 1, and an inner core 4 is arranged inside the mounting groove 12, a sealing block 5 is arranged on the upper part of the inner core 4, and a sealing cover 6 is arranged on the upper part of the sealing block 5, a water inlet 8 is arranged on the upper part of the sealing cover 6, and the water inlet 8 is connected to the inner core 4, a flow channel 16 is arranged outside the mounting groove 12, and the inner part of the outer shell 1 is arranged A filter chamber 18 is provided, and the filter chamber 18 is connected to the installation groove 12 through a flow channel 16. The interior of the inner core 4 is provided with a first filter layer 13, a second filter layer 14 and a third filter layer 15 from top to bottom, and a support frame 20 is provided between the first filter layer 13, the second filter layer 14 and the third filter layer 15. A post-filter layer 17 is provided inside the flow channel 16 and an ultrafiltration layer 19 is provided inside the filter chamber 18. A water outlet 2 is provided at the bottom of the outer shell 1 and the water outlet 2 is connected to the interior of the outer shell 1. The installation is provided inside the outer shell 1. The inner core 4 is provided with a sealing block 5 on the upper part of the inner core 4 and a sealing cover 6 on the upper part of the sealing cover 6, a water inlet 8 is provided on the upper part of the sealing cover 6 and the water inlet 8 is communicated with the inner core 4, a flow channel 16 is provided on the outside of the installation groove 12 and a filter chamber 18 is provided on the inside of the outer shell 1, the filter chamber 18 is connected to the installation groove 12 through the flow channel 16, a first filter layer 13, a second filter layer 14 and a third filter layer 15 are provided in sequence from top to bottom inside the inner core 4, and a post-filter layer 17 is provided inside the flow channel 16 An ultrafiltration layer 19 is provided inside the filter cavity 18. When in use, the inner core 4 is inserted into the mounting groove 12 and the sealing cover 6 seals the outer shell 1. The water inlet 8 is connected to the pipeline. After the external water source enters, it is filtered through the first filter layer 13, the second filter layer 14 and the third filter layer 15. After the filtration is completed, it flows into the flow channel 16 by pressure, and is filtered twice through the post-filter layer 17 in the flow channel 16. After the secondary filtration, it enters the filter cavity 18 and is finally filtered through the ultrafiltration layer 19. The filter element structure can perform multiple filtrations to ensure the filtering effect.

[0022] Further improvements, such as Figure 3 As shown, a sealing cavity 10 is provided on the upper part of the installation groove 12 and the sealing cavity 10 and the sealing block 5 are interlocked with each other. This arrangement ensures the sealing between the inner core 4 and the outer shell 1.

[0023] Further improvements, such as Figure 3 As shown, a filter screen 11 is arranged inside the sealing block 5 and the filter screen 11 is fixedly connected to the sealing block 5 , and the filter screen 11 can filter large particles of impurities.

[0024] Further improvements, such as Figure 3 As shown: the first filter layer 13 adopts PP cotton filter material, which is mainly used to remove large particles of impurities in the water, such as mud, rust and insect eggs. The second filter layer 14 adopts ceramic filter material, which can filter tiny impurities and microorganisms, providing basic water quality protection for families. The third filter layer 15 adopts hollow fiber membrane filter material, which can remove most of the chemical substances, heavy metal ions and other harmful substances in the water.

[0025] Further improvements, such as Figure 3 As shown: the post-filtration layer 17 adopts activated carbon filter material, and the post-activated carbon is used to improve the taste of water and remove possible odors. The ultrafiltration layer 19 adopts high-precision ultrafiltration membrane filter material, which can filter out bacteria, rust and colloids in the water, while retaining trace elements and minerals in the water.

[0026] Further improvements, such as Figure 1 As shown: a knob 7 is provided on the top of the sealing cover 6 and the knob 7 is fixedly connected to the sealing cover 6 . The provision of the knob 7 facilitates the installation and disassembly of the sealing cover 6 .

[0027] Further improvements, such as Figure 2 As shown: the surface of the outer shell 1 is provided with an external thread 9 and the sealing cover 6 is threadedly connected to the external thread 9 , which facilitates the installation and connection of the sealing cover 6 .

[0028] Further improvements, such as Figure 1 As shown: the surfaces of the water inlet 8 and the water outlet 2 are both provided with sealing rings 3, and this arrangement ensures the sealing of the connection between the inlet and outlet water pipes.

[0029] The utility model is provided with a water outlet 2 at the bottom of the outer shell 1, and the water outlet 2 is connected with the inside of the outer shell 1, a mounting groove 12 is provided inside the outer shell 1, and an inner core 4 is provided inside the mounting groove 12, a sealing block 5 is provided on the upper part of the inner core 4, and a sealing cover 6 is provided on the upper part of the sealing block 5, a water inlet 8 is provided on the upper part of the sealing cover 6, and the water inlet 8 is connected with the inner core 4, a flow channel 16 is provided outside the mounting groove 12, and a filter chamber 18 is provided inside the outer shell 1, and the filter chamber 18 is connected with the mounting groove 12 through the flow channel 16, and a first filter layer 13, a second filter layer 14 and a first filter layer 15 are sequentially provided inside the inner core 4 from top to bottom. Three filter layers 15, a post-filter layer 17 is arranged inside the flow channel 16 and an ultrafiltration layer 19 is arranged inside the filter cavity 18. When in use, the inner core 4 is inserted into the installation groove 12 and the sealing cover 6 is used to seal the outer shell 1. The water inlet 8 is connected to the pipeline. After the external water source enters, it is filtered through the first filter layer 13, the second filter layer 14 and the third filter layer 15. After the filtration is completed, it flows into the flow channel 16 by pressure, and is filtered twice through the post-filter layer 17 in the flow channel 16. After the secondary filtration, it enters the filter cavity 18 and is finally filtered through the ultrafiltration layer 19. The filter element structure can perform multiple filtrations to ensure the filtering effect.

[0030] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and the present invention can be implemented in other specific forms without departing from the spirit or basic features of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present invention is defined by the attached claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0031] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, and can be mechanical or electrical connections, or internal connectivity between two components, or direct connections. "Up", "down", "left", "right", etc. are only used to indicate relative position relationships. When the absolute position of the object being described changes, the relative position relationship may change.

[0032] Finally, it should be noted that the above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A filter element structure for a water purifier, characterized in that: include: An outer shell (1), wherein a water outlet (2) is provided at the bottom of the outer shell (1), and the water outlet (2) is communicated with the interior of the outer shell (1); a mounting groove (12) is provided inside the outer shell (1), and an inner core (4) is provided inside the mounting groove (12); a sealing block (5) is provided on the upper part of the inner core (4), and a sealing cover (6) is provided on the upper part of the sealing block (5); a water inlet (8) is provided on the upper part of the sealing cover (6), and the water inlet (8) is communicated with the inner core (4); a flow channel (16) is provided outside the mounting groove (12); ) and a filter chamber (18) is arranged inside the outer shell (1), the filter chamber (18) is connected to the mounting groove (12) through a flow channel (16), a first filter layer (13), a second filter layer (14) and a third filter layer (15) are arranged inside the inner core (4) from top to bottom, a support frame (20) is arranged between the first filter layer (13), the second filter layer (14) and the third filter layer (15), a post-filter layer (17) is arranged inside the flow channel (16), and an ultrafiltration layer (19) is arranged inside the filter chamber (18).

2. The filter element structure of a water purifier according to claim 1, characterized in that: A sealing cavity (10) is provided at the upper portion of the installation groove (12), and the sealing cavity (10) and the sealing block (5) are interlocked.

3. The filter element structure of a water purifier according to claim 1, characterized in that: A filter screen (11) is arranged inside the sealing block (5), and the filter screen (11) and the sealing block (5) are fixedly connected.

4. The filter element structure of a water purifier according to claim 1, characterized in that: The first filter layer (13) is made of PP cotton filter material, the second filter layer (14) is made of ceramic filter material, and the third filter layer (15) is made of hollow fiber membrane filter material.

5. The filter element structure of a water purifier according to claim 1, characterized in that: The post-filtration layer (17) uses activated carbon filtration material, and the ultrafiltration layer (19) uses high-precision ultrafiltration membrane filtration material.

6. The filter element structure of a water purifier according to claim 1, characterized in that: A knob (7) is provided on the top of the sealing cover (6), and the knob (7) is fixedly connected to the sealing cover (6).

7. The filter element structure of a water purifier according to claim 1, characterized in that: The surface of the outer shell (1) is provided with an external thread (9), and the sealing cover (6) is threadably connected to the external thread (9).

8. The filter element structure of a water purifier according to claim 1, characterized in that: Sealing rings (3) are provided on the surfaces of the water inlet (8) and the water outlet (2).

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