Combined water purifier filter element

Abstract

The utility model provides a combined type water purifier filter element, which comprises a filter element and a connecting seat matched with the filter element, the connecting seat is fixedly arranged in a water purifier, the filter element is detachably arranged on the connecting seat, the filter element comprises a shell cylinder, a first filter cylinder inserted in the shell cylinder and a second filter cylinder inserted in the first filter cylinder, a frame plate for mounting the first filter cylinder is fixedly arranged at the upper end of the shell cylinder, and a through hole communicated with an inner cavity of the shell cylinder is annularly formed in the outer end of the frame plate. A frame plate is arranged at the upper end of the shell cylinder, the first filter cylinder is inserted and mounted in the middle of the frame plate, the second filter cylinder is inserted and mounted in the middle of the first filter cylinder, and the cover cylinder is used for sealing and covering the upper end of the shell cylinder and dividing inflow water and outflow water; combined installation of multiple sets of filter cartridges is achieved, water sequentially permeates the first filter cartridge and the second filter cartridge, the water filtering efficiency is improved, the number of filter elements used in the water purifier is reduced, the size of the water purifier is reduced, and people can conveniently and rapidly replace the filter elements of the water purifier.

Description

Technical Field

[0001] The utility model relates to the technical field of water purifiers, in particular to a combined water purifier filter element. Background Art

[0002] The health of drinking water has attracted more and more attention. Generally, water purifiers are installed in public places such as homes or companies to improve the quality standards of drinking water. Existing water purifiers filter water through filter elements. The filter element generally uses a single filter element, and a plurality of filter elements are generally arranged in parallel in the chassis, resulting in a large size of the water purifier and cumbersome replacement of the filter element. Therefore, a combined water purifier filter element is needed. Utility Model Content

[0003] The technical problem solved by the utility model is to provide a combined water purifier filter element to solve the problems raised in the above background technology.

[0004] The technical problem solved by the utility model is achieved by the following technical scheme: a combined water purifier filter element, comprising a filter element and a connecting seat arranged in cooperation with the filter element, the connecting seat is fixedly installed in the water purifier, and the filter element is detachably installed on the connecting seat; the filter element comprises a shell barrel and a first filter barrel inserted and installed in the shell barrel, and a second filter barrel inserted and installed in the first filter barrel, the upper end of the shell barrel is fixedly provided with a frame plate for installing the first filter barrel, the outer end of the frame plate is annularly provided with a through hole communicating with the inner cavity of the shell barrel, the first filter barrel is inserted and installed in the middle of the frame plate, the second filter barrel is inserted and installed in the middle of the first filter barrel, and the upper end of the first filter barrel is closed, the middle part of the second filter barrel is provided with a water guide pipe for leading out the filtered water, the upper end of the shell barrel is threadedly installed with a cover barrel, the upper end of the cover barrel is provided with a cover pipe, the water guide pipe penetrates the cover pipe, the inner cavity mouth of the cover pipe at the outer end of the water guide pipe is used to introduce water into the shell barrel, the water flows into the shell barrel through the through hole on the frame plate, and is filtered by the first filter barrel and the second filter barrel, penetrates into the second filter barrel, and is discharged from the water guide pipe.

[0005] As a further solution of the utility model:

[0006] The outer side of the upper end of the shell cylinder is provided with an external thread, the inner side of the cover cylinder is provided with an internal thread connected with the thread, and a plurality of top columns are distributed in an annular manner inside the cover cylinder. When the cover cylinder is installed on the upper end of the shell cylinder, the lower end of the top column is against the upper end of the second filter cartridge, so that the second filter cartridge is pressed tightly against the first filter cartridge, and the first filter cartridge is pressed tightly against the frame plate.

[0007] As a further solution of the utility model:

[0008] The frame plate includes a ring plate and support rods distributed around the ring plate, and is fixedly connected to the inner wall of the shell tube through the support rods. A first step portion is provided on one side of the inner cavity of the ring plate, and the outer side of the first filter cartridge is placed on the first step portion and is sealed with the first step portion.

[0009] As a further solution of the utility model:

[0010] A second step portion is provided at the upper end of the first filter cartridge, and an insertion hole is provided in the middle of the second step portion. The lower end of the second filter cartridge is inserted into the insertion hole, and the outer side of the upper end of the second filter cartridge is placed on the second step portion and is sealed with the second step portion. A gap is provided between the second filter cartridge and the first filter cartridge so that water can penetrate the first filter cartridge and the second filter cartridge in sequence.

[0011] As a further solution of the utility model:

[0012] The cover cylinder and the connecting seat are provided with a snap-fitting fastener, and the snap-fitting fastener includes a clamping plate installed at the lower end of the connecting seat and a clamping seat arranged at the upper end of the cover cylinder. The clamping seat and the clamping plate are respectively arranged in a ring shape, and a plurality of them are correspondingly provided. A clamping slot is provided on the clamping seat, and the clamping plate is rotatably inserted into the clamping slot and clamped in the clamping slot to clamp the filter element and install it on the connecting seat.

[0013] As a further solution of the utility model:

[0014] The lower end of the shell cylinder is provided with an arc groove, and the shell cylinder is provided with a handle in the middle part of the outer side of the arc groove, so as to facilitate picking up the filter element and rotating the filter element, so as to facilitate the transportation and disassembly of the filter element.

[0015] As a further solution of the utility model:

[0016] The connection seat is provided with corresponding chambers corresponding to the cover pipe and the water pipe, so as to be connected with the cover pipe and the water pipe. The upper end of the connection seat is provided with a water inlet pipe head and a water outlet pipe head respectively connected with the corresponding chambers.

[0017] Compared with the prior art, the beneficial effects of the utility model are as follows: a frame plate is provided at the upper end of the shell cylinder, the first filter cartridge is inserted and installed in the middle of the frame plate, the second filter cartridge is inserted and installed in the middle of the first filter cartridge, and the cover cylinder is used to seal the upper end of the shell cylinder and to divert the incoming water and the outgoing water; multiple groups of filter cartridges are installed in combination, and water penetrates the first filter cartridge and the second filter cartridge in turn, thereby improving the water filtration efficiency, reducing the number of filter cartridges used in the water purifier, reducing the volume of the water purifier, and facilitating personnel to quickly replace the filter cartridge of the water purifier. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the structure of the utility model;

[0019] Figure 2 It is a schematic diagram of the internal structure of the utility model;

[0020] Figure 3 It is a schematic diagram of the shell and cylinder structure of the utility model;

[0021] Figure 4 for Figure 2 The enlarged structural diagram at A in the middle;

[0022] Markings in the figure: 1. filter element; 2. connecting seat; 3. shell cylinder; 4. first filter cartridge; 5. second filter cartridge; 6. cover cylinder; 21. clamping plate; 22. water inlet pipe head; 23. water outlet pipe head; 31. frame plate; 32. ring plate; 33. first step portion; 34. lifting handle; 41. second step portion; 51. water guide pipe; 61. cover pipe; 62. top column; 63. clamping seat. DETAILED DESCRIPTION

[0023] In order to make the technical means for realizing the utility model, creative features, objectives and effects easy to understand, the utility model is further explained below with reference to specific illustrations.

[0024] like Figures 1 to 4 As shown,

[0025] The present embodiment provides a combined water purifier filter element, including a filter element 1 and a connecting seat 2 arranged in cooperation with the filter element 1, the connecting seat 2 is fixedly installed in the water purifier, and the filter element 1 is detachably installed on the connecting seat 2; the filter element 1 includes a shell 3 and a first filter cartridge 4 inserted and installed in the shell 3, and a second filter cartridge 5 inserted and installed in the first filter cartridge 4, the upper end of the shell 3 is fixedly provided with a frame plate 31 for installing the first filter cartridge 4, the outer end of the frame plate 31 is annularly provided with a through hole communicating with the inner cavity of the shell 3, the first filter cartridge 4 is inserted and installed in the middle of the frame plate 31, and the second filter cartridge 5 is inserted and installed in the first filter cartridge 4. The second filter cartridge 5 is inserted and installed in the middle of the first filter cartridge 4 and closes the upper end of the first filter cartridge 4. A water pipe 51 for leading the filtered water is provided in the middle of the second filter cartridge 5. A cover cylinder 6 is threadedly installed on the upper end of the shell cylinder 3. A cover tube 61 is provided on the upper end of the cover cylinder 6. The water pipe 51 penetrates the cover tube 61. The inner cavity of the cover tube 61 at the outer end of the water pipe 51 is used to introduce water into the shell cylinder 3. The water flows into the shell cylinder 3 through the through holes on the frame plate 31, and is filtered by the first filter cartridge 4 and the second filter cartridge 5, penetrates into the second filter cartridge 5, and is discharged from the water pipe 51.

[0026] In this embodiment, an outer thread is provided on the outer side of the upper end of the shell cylinder 3, an inner thread is provided on the inner side of the cover cylinder 6 which is threadably connected thereto, and a plurality of top columns 62 are distributed in an annular pattern inside the cover cylinder 6. When the cover cylinder 6 is installed on the upper end of the shell cylinder 3, the lower end of the top column 62 is abutted against the upper end of the second filter cylinder 5, so that the second filter cylinder 5 is pressed tightly against the first filter cylinder 4, and the first filter cylinder 4 is pressed tightly against the frame plate 31.

[0027] The frame plate 31 includes a ring plate 32 and support rods distributed around the ring plate 32, so as to be fixedly connected to the inner wall of the shell tube 3 through the support rods. A first step portion 33 is provided on one side of the inner cavity of the ring plate 32, and the outer side of the first filter cartridge 4 is placed on the first step portion 33 and is tightly sealed with the first step portion 33.

[0028] A second step portion 41 is provided at the upper end of the first filter cartridge 4, and an insertion hole is provided in the middle of the second step portion 41. The lower end of the second filter cartridge 5 is inserted into the insertion hole, and the outer side of the upper end of the second filter cartridge 5 is placed on the second step portion 41 and is sealed with the second step portion. A gap is provided between the second filter cartridge 5 and the first filter cartridge 4 so that water can penetrate the first filter cartridge 4 and the second filter cartridge 5 in sequence.

[0029] In this embodiment, the cover cylinder 6 and the connecting seat 2 are provided with a snap-fitting fastener, and the snap-fitting fastener includes a clamping plate 21 installed at the lower end of the connecting seat 2 and a clamping seat 63 arranged at the upper end of the cover cylinder 6. The clamping seat 63 and the clamping plate 21 are respectively arranged in a ring shape, and a plurality of corresponding ones are arranged. A clamping groove is provided on the clamping seat 63, and the clamping plate 21 is rotated and inserted into the clamping groove and clamped in the clamping groove, so that the filter element 1 is clamped and installed on the connecting seat 2.

[0030] The lower end of the shell 3 is provided with an arc groove, and the shell 3 is provided with a handle 34 in the middle of the outer side of the arc groove, so as to facilitate the lifting and rotation of the filter element 1 and the transportation and disassembly of the filter element 1.

[0031] In this embodiment, the connecting seat 2 is provided with corresponding chambers corresponding to the cover tube 61 and the water pipe 51, so as to facilitate communication with the cover tube 61 and the water pipe 51. The upper end of the connecting seat 2 is provided with a water inlet pipe head 22 and a water outlet pipe head 23 respectively connected with the corresponding chambers.

[0032] Specifically, a frame plate 31 is provided at the upper end of the shell tube 3, the first filter cartridge 4 is inserted and installed in the middle of the frame plate 31, the second filter cartridge 5 is inserted and installed in the middle of the first filter cartridge 4, and the cover tube 6 is used to seal the upper end of the shell tube 3 and to divert the incoming water and the outgoing water; multiple groups of filter cartridges are installed in combination, and water penetrates the first filter cartridge 4 and the second filter cartridge 5 in turn, thereby improving the water filtration efficiency, reducing the number of filter cartridges 1 used in the water purifier, reducing the volume of the water purifier, and facilitating personnel to quickly replace the filter cartridge 1 of the water purifier.

[0033] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. The technicians in this industry should understand that the utility model is not limited by the above embodiments. The above embodiments and the description only illustrate the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model will also have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents. It should be noted that in this article, if there are first and second relationship terms such as only used to distinguish one entity or operation from another entity or operation, it does not necessarily require or imply that there is any such actual relationship or order between these entities or operations. Moreover, the term "include", "comprise" or any other variant thereof is intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements includes not only those elements, but also includes other elements that are not explicitly listed, or also includes elements inherent to such process, method, article or equipment. Without more constraints, an element defined by the phrase "comprising a..." does not exclude the existence of other identical elements in the process, method, article or apparatus comprising the element.

Claims

1. A combined water purifier filter element, comprising a filter element and a connecting seat arranged in cooperation with the filter element, wherein the connecting seat is fixedly installed in the water purifier, and the filter element is detachably installed on the connecting seat, and is characterized in that: The filter element includes a shell barrel and a first filter barrel inserted and installed in the shell barrel, and a second filter barrel inserted and installed in the first filter barrel. A frame plate for installing the first filter barrel is fixedly provided on the upper end of the shell barrel, and a through hole connected to the inner cavity of the shell barrel is provided in an annular manner at the outer end of the frame plate. The first filter barrel is inserted and installed in the middle of the frame plate, and the second filter barrel is inserted and installed in the middle of the first filter barrel and closes the upper end of the first filter barrel. A water pipe for leading filtered water is provided in the middle of the second filter barrel, and a cover barrel is threadedly installed on the upper end of the shell barrel, and a cover pipe is provided on the upper end of the cover barrel. The water pipe passes through the cover pipe, and the inner cavity mouth of the cover pipe at the outer end of the water pipe is used to introduce water into the shell barrel. The water flows into the shell barrel through the through hole on the frame plate, and is filtered by the first filter barrel and the second filter barrel, penetrates into the second filter barrel, and is discharged from the water pipe.

2. The combined water purifier filter element according to claim 1, characterized in that: The outer side of the upper end of the shell cylinder is provided with an external thread, the inner side of the cover cylinder is provided with an internal thread connected with the thread, and a plurality of top columns are distributed in an annular manner inside the cover cylinder. When the cover cylinder is installed on the upper end of the shell cylinder, the lower end of the top column is against the upper end of the second filter cartridge, so that the second filter cartridge is pressed tightly against the first filter cartridge, and the first filter cartridge is pressed tightly against the frame plate.

3. The combined water purifier filter element according to claim 2, characterized in that: The frame plate includes a ring plate and support rods distributed around the ring plate, and is fixedly connected to the inner wall of the shell tube through the support rods. A first step portion is provided on one side of the inner cavity of the ring plate, and the outer side of the first filter cartridge is placed on the first step portion and is sealed with the first step portion.

4. The combined water purifier filter element according to claim 3, characterized in that: A second step portion is provided at the upper end of the first filter cartridge, and an insertion hole is provided in the middle of the second step portion. The lower end of the second filter cartridge is inserted into the insertion hole, and the outer side of the upper end of the second filter cartridge is placed on the second step portion and is sealed with the second step portion. A gap is provided between the second filter cartridge and the first filter cartridge so that water can penetrate the first filter cartridge and the second filter cartridge in sequence.

5. The combined water purifier filter element according to claim 1, characterized in that: The cover cylinder and the connecting seat are provided with a snap-fitting fastener, and the snap-fitting fastener includes a clamping plate installed at the lower end of the connecting seat and a clamping seat arranged at the upper end of the cover cylinder. The clamping seat and the clamping plate are respectively arranged in a ring shape, and a plurality of them are correspondingly provided. A clamping slot is provided on the clamping seat, and the clamping plate is rotatably inserted into the clamping slot and clamped in the clamping slot to clamp the filter element and install it on the connecting seat.

6. The combined water purifier filter element according to claim 5, characterized in that: An arc-shaped groove is formed at the lower end of the shell tube, and a handle is formed at the middle part of the outer side of the shell tube located at the arc-shaped groove.

7. The combined water purifier filter element according to claim 5, characterized in that: The connection seat is provided with corresponding chambers corresponding to the cover pipe and the water pipe, so as to be connected with the cover pipe and the water pipe. The upper end of the connection seat is provided with a water inlet pipe head and a water outlet pipe head respectively connected with the corresponding chambers.

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