Activated carbon filter of purified water unit

Abstract

According to the activated carbon filter of the purified water unit, the filter cartridge is fixed on the box body through the fastening mechanism so as to drive the filter cartridge to be in a vertical state, the water outlet pipe is communicated with the water filtering cavity at the moment, and water filtered by the filter element flows out through the filtering water pipe and is used for normal water supply; when the filter element needs to be replaced, the valve at the corresponding position is closed, the corresponding filter cylinder is rotated out of the box body through the mounting frame, the inclined state of the filter cylinder is kept through the limiting mechanism, and at the moment, the water outlet pipe is communicated with the drainage cavity, so that the filter element can be replaced. Water in the filter cartridge is discharged through the drain pipe, so that the end cover is conveniently opened to replace the filter element, and the filter cartridge at other positions is still kept in a normal filtering working state, namely, the filter element can be replaced without shutdown, so that the preparation efficiency of purified water is improved, the replacement operation of the filter element is simplified, and convenience in operation is provided for workers.

Description

Technical Field

[0001] The utility model relates to the technical field of filters, and particularly relates to an activated carbon filter for a purified water unit. Background Art

[0002] Purified water has various functions and uses, mainly including cleaning, moisturizing, adjusting the PH value, shrinking pores, enhancing skin immunity, pharmaceutical manufacturing, laboratory research, medical and health care, cosmetics and personal care product manufacturing, etc. Purified water usually needs to be prepared through filtration and adsorption, and a filter cartridge installed with an activated carbon filter element is usually used for adsorption and filtration. After long-term use, the filter element needs to be removed for cleaning and replacement, and generally, the machine needs to be stopped for replacement. The whole process of replacing the filter element is relatively cumbersome, affecting the preparation efficiency of purified water. Content of the Utility Model

[0003] The purpose of the utility model is to propose an activated carbon filter for a purified water unit aiming at the deficiencies in the above-mentioned technology to solve the above problems.

[0004] The utility model provides an activated carbon filter for a purified water unit, which comprises a box body, a plurality of mounting frames and a plurality of filter cartridges. The plurality of mounting frames are rotatably mounted on the box body, and each mounting frame is provided with a filter cartridge. A filter element is detachably mounted in the inner cavity of the filter cartridge. One end of the filter cartridge is communicated with a water inlet pipe and a water outlet pipe, and the other end of the filter cartridge is detachably provided with an end cover for pressing the filter element. A water supply pipe, a filtered water pipe and a drain pipe are arranged on the box body. The water supply pipe is communicated with the plurality of water inlet pipes, and a valve is arranged on each water inlet pipe. A rotating block is coaxially arranged on the mounting frame, and a connecting seat for rotatably mounting the rotating block is arranged on the box body. A filtered water cavity and a drainage cavity are arranged on the connecting seat. The plurality of filtered water cavities are respectively communicated with the filtered water pipe, and the plurality of drainage cavities are respectively communicated with the drain pipe. The water outlet pipe is arranged on the rotating block, and the rotating block is used for driving the water outlet pipe to rotate so as to drive the water outlet pipe to be respectively communicated with the filtered water cavity and the drainage cavity. A fastening mechanism and a limiting mechanism are arranged on the box body. The fastening mechanism is used for fixing the filter cartridge to drive the filter cartridge to be in a vertical state, and the limiting mechanism is used for fixing the position of the mounting frame to drive the filter cartridge to be in an inclined state.

[0005] Preferably, an arc-shaped frame is arranged on the box body, and the fastening mechanism is used for fixing the filter cartridge on the arc-shaped frame.

[0006] Preferably, the fastening mechanism comprises a turning handle and a clamping pin. The turning handle is rotatably mounted on the filter cartridge, the clamping pin is arranged on the turning handle, and a clamping groove for the clamping pin to be inserted into is arranged on the arc-shaped frame.

[0007] Preferably, the filter element includes a grille cylinder, an activated carbon filter layer, and a central pipe. Rubber rings are provided at both the upper and lower ends of the grille cylinder. A plurality of perforations are provided on the tube wall of the central pipe, and the central pipe is used to communicate with the water outlet pipe. An annular platform for the rubber ring to abut against is provided at the bottom of the filter cylinder.

[0008] Preferably, the limiting mechanism includes a first magnetic block and a second magnetic block. The first magnetic block is provided on the mounting frame, and the second magnetic block is provided on the box body. The first magnetic block is used to attract the second magnetic block to drive the filter cylinder to maintain an inclined state.

[0009] Preferably, a plurality of indicating mechanisms for indicating the filter element replacement date are provided on the box body. The indicating mechanism consists of a plurality of rollers marked with numbers, and the rollers are rotatably mounted on the box body.

[0010] Preferably, the number of the mounting frames is four, and the four mounting frames are arranged in a linear array on the box body.

[0011] Preferably, the end cover is detachably mounted on the filter cylinder in a threaded connection manner.

[0012] Preferably, both the water inlet pipe and the water outlet pipe are bendable flexible pipe bodies.

[0013] Compared with the prior art, the present invention has the following beneficial effects:

[0014] The filter cylinder is fixed on the box body through the fastening mechanism to drive the filter cylinder to be in a vertical state. At this time, the water outlet pipe communicates with the water filtration cavity, and the water filtered by the filter element flows out through the filtered water pipe for normal water supply. By controlling the opening and closing of the valve at the water inlet pipe, different filter elements can be switched for use. When the filter element needs to be replaced, the valve at the corresponding position is closed, and the corresponding filter cylinder is rotated out of the box body through the mounting frame. The limiting mechanism is used to keep the filter cylinder in an inclined state. At this time, the water outlet pipe communicates with the drainage cavity, and the water inside the filter cylinder is discharged through the drainage pipe, which is convenient for opening the end cover to replace the filter element. The filter cylinders at other positions still maintain the normal filtration working state, that is, the filter element replacement work can be carried out without stopping the machine, which improves the preparation efficiency of purified water and simplifies the filter element replacement operation, providing convenience for the staff in operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following will briefly introduce the drawings required for the description of the embodiments. Obviously, the following drawings are only the preferred embodiments of the present invention. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0016] Figure 1 Structural schematic diagram of an embodiment of the present utility model;

[0017] Figure 2 Structural schematic diagram of the mounting bracket and filter cartridge in an embodiment of the present utility model;

[0018] Figure 3 is Figure 2 Enlarged view of part A in

[0019] Figure 4 is Figure 2 Enlarged view of part B in

[0020] Figure 5 Structural schematic diagram of the filter cartridge and filter element in an embodiment of the present utility model;

[0021] Figure 6 Structural schematic diagram of the limiting mechanism in an embodiment of the present utility model;

[0022] Figure 7 Structural schematic diagram of the communication seat in an embodiment of the present utility model.

[0023] In the figure, 1 - box body; 11 - water supply pipe; 12 - water filtering pipe; 13 - drain pipe; 14 - arc-shaped frame; 15 - clamping groove; 2 - mounting bracket; 21 - rotating block; 3 - filter cartridge; 31 - water inlet pipe; 311 - valve; 32 - water outlet pipe; 33 - end cover; 34 - annular platform; 4 - filter element; 41 - grid cylinder; 411 - rubber ring; 42 - activated carbon filter layer; 43 - central pipe; 5 - communication seat; 51 - water filtering cavity; 52 - drainage cavity; 6 - fastening mechanism; 61 - turning handle; 62 - retaining pin; 7 - limiting mechanism; 71 - first magnetic block; 72 - second magnetic block; 8 - indicating mechanism. Specific embodiments

[0024] This part will describe in detail the specific embodiments of the present utility model. The preferred embodiments of the present utility model are shown in the accompanying drawings. The function of the drawings is to supplement the description of the text part of the specification, enabling people to visually and vividly understand each technical feature and the overall technical solution of the present invention, but it should not be construed as a limitation to the protection scope of the present invention.

[0025] Embodiment 1:

[0026] Refer to Figures 1 to 7, the utility model provides an activated carbon filter for a purified water unit, which comprises a box body 1, a plurality of mounting frames 2 and a plurality of filter cartridges 3. The plurality of mounting frames 2 are rotatably mounted on the box body 1, and each mounting frame 2 is provided with a filter cartridge 3. A filter element 4 is detachably mounted in the inner cavity of the filter cartridge 3. One end of the filter cartridge 3 is communicated with a water inlet pipe 31 and a water outlet pipe 32, and the other end of the filter cartridge 3 is detachably provided with an end cover 33 for pressing the filter element 4. A water supply pipe 11, a water filtering pipe 12 and a drain pipe 13 are arranged on the box body 1. The water supply pipe 11 is communicated with the plurality of water inlet pipes 31, and a valve 311 is arranged on each water inlet pipe 31. A rotating block 21 is coaxially arranged on the mounting frame 2, and a connecting seat 5 for rotatably mounting the rotating block 21 is arranged on the box body 1. A water filtering cavity 51 and a drainage cavity 52 are arranged on the connecting seat 5. The plurality of water filtering cavities 51 are respectively communicated with the water filtering pipe 12, and the plurality of drainage cavities 52 are respectively communicated with the drain pipe 13. The water outlet pipe 32 is arranged on the rotating block 21, and the rotating block 21 is used for driving the water outlet pipe 32 to rotate so as to drive the water outlet pipe 32 to be respectively communicated with the water filtering cavity 51 and the drainage cavity 52. A fastening mechanism 6 and a limiting mechanism 7 are arranged on the box body 1. The fastening mechanism 6 is used for fixing the filter cartridge 3 to drive the filter cartridge 3 to be in a vertical state, and the limiting mechanism 7 is used for fixing the position of the mounting frame 2 to drive the filter cartridge 3 to be in an inclined state.

[0027] The filter cartridge 3 is fixed on the box body 1 through the fastening mechanism 6 to drive the filter cartridge 3 to be in a vertical state. At this time, the water outlet pipe 32 is communicated with the water filtering cavity 51. The water supply pipe 11 supplies water to the water inlet pipe 31. The water at the water inlet pipe 31 is filtered by the filter element 4 and flows out through the water filtering pipe 12 for normal water supply. By controlling the opening and closing of the valve 311 at the water inlet pipe 31, the switching use of different filter elements 4 can be realized. When the filter element 4 needs to be replaced, the valve 311 at the corresponding position is closed, and the corresponding filter cartridge 3 is rotated out of the box body 1 through the mounting frame 2. The inclined state of the filter cartridge 3 is maintained through the limiting mechanism 7. At this time, the water outlet pipe 32 is communicated with the drainage cavity 52, and the water inside the filter cartridge 3 is discharged through the drain pipe 13, which is convenient for opening the end cover 33 to replace the filter element 4. The filter cartridges 3 at other positions still maintain the normal filtering working state, that is, the replacement work of the filter element 4 can be carried out without stopping the machine, which improves the preparation efficiency of purified water and simplifies the replacement operation of the filter element 4, providing convenience for the operation of the staff.

[0028] Specifically, an arc-shaped frame 14 is arranged on the box body 1, and the fastening mechanism 6 is used for fixing the filter cartridge 3 on the arc-shaped frame 14.

[0029] Specifically, the fastening mechanism 6 comprises a turning handle 61 and a pin 62. The turning handle 61 is rotatably mounted on the filter cartridge 3, the pin 62 is arranged on the turning handle 61, and a clamping groove 15 for the pin 62 to be inserted into is arranged on the arc-shaped frame 14.

[0030] By rotating the handle 61 to drive the latch 62 to engage with the card slot 15 on the arc-shaped frame 14, the filter cartridge 3 can be vertically fixed on the box body 1 to maintain the normal filtering working state of the filter cartridge 3.

[0031] Embodiment 2:

[0032] Referring to Figures 1 to 7 , combined with the technical solution of Embodiment 1, in this embodiment, the filter element 4 includes a grille cylinder 41, an activated carbon filter layer 42 and a central pipe 43. Rubber rings 411 are provided at both the upper and lower ends of the grille cylinder 41. A plurality of perforations are provided on the tube wall of the central pipe 43. The central pipe 43 is used to communicate with the water outlet pipe 32. An annular platform 34 for the rubber ring 411 to abut against is provided at the bottom of the filter cartridge 3.

[0033] The rubber ring 411, in cooperation with the end cover 33, the annular platform 34 and the activated carbon filter layer 42, divides the inner cavity of the filter cartridge 3 into an inner cavity and an outer cavity. The inner cavity communicates with the central pipe 43 through a plurality of perforations on the central pipe 43. The outer cavity communicates with the water inlet pipe 31. The water in the outer cavity is used to flow to the inner cavity through the grille cylinder 41 and the activated carbon filter layer 42 to achieve the filtering work.

[0034] Specifically, the limiting mechanism 7 includes a first magnetic block 71 and a second magnetic block 72. The first magnetic block 71 is provided on the mounting frame 2, and the second magnetic block 72 is provided on the box body 1. The first magnetic block 71 is used to attract the second magnetic block 72 to drive the filter cartridge 3 to maintain an inclined state.

[0035] When the mounting frame 2 is rotated to drive the first magnetic block 71 to approach and attract the second magnetic block 72, the mounting frame 2 maintains an inclined state, so that the water outlet pipe 32 on the filter cartridge 3 communicates with the drainage cavity 52, and the water inside the filter cartridge 3 is used to be discharged through the drain pipe 13, which is convenient for subsequent replacement of the filter element 4.

[0036] Specifically, a plurality of indicating mechanisms 8 for indicating the replacement date of the filter element 4 are provided on the box body 1. The indicating mechanism 8 is composed of a plurality of rollers marked with numbers, and the rollers are rotatably mounted on the box body 1.

[0037] Each time the filter element 4 is replaced, rotate the plurality of rollers at the corresponding positions, and the replacement date is shown by the numbers on the plurality of rollers, which is convenient for the operator to judge the used time of each filter element 4.

[0038] Specifically, the number of the mounting frames 2 is four, and the four mounting frames 2 are arranged in a linear array on the box body 1.

[0039] Specifically, the end cover 33 is detachably mounted on the filter cartridge 3 in a threaded connection manner.

[0040] Specifically, both the water inlet pipe 31 and the water outlet pipe 32 are bendable flexible pipe bodies.

[0041] The above is only a preferred embodiment of the present utility model, and does not impose any form of limitation on the present utility model. Any person skilled in the art can, without departing from the scope of the technical solution of the present utility model, make many possible changes and modifications to the technical solution of the present utility model by using the above technical content, or modify it into an equivalent embodiment with equivalent changes. Therefore, all modifications, equivalent changes and decorations made to the above embodiments according to the technology of the present utility model without departing from the content of the technical solution of the present utility model shall fall within the protection scope of this technical solution.

Claims

1. An activated carbon filter for a purified water unit, characterized in that, It includes a box body, several mounting frames and several filter cartridges. The several mounting frames are rotatably mounted on the box body, and each mounting frame is provided with a filter cartridge. A filter element is detachably mounted in the inner cavity of the filter cartridge. One end of the filter cartridge is communicated with a water inlet pipe and a water outlet pipe. The other end of the filter cartridge is detachably provided with an end cover for pressing the filter element. A water supply pipe, a water filtering pipe and a drain pipe are arranged on the box body. The water supply pipe is communicated with the several water inlet pipes, and a valve is arranged on each water inlet pipe. A rotating block is coaxially arranged on the mounting frame, and a connecting seat for the rotating block to rotatably mount is arranged on the box body. A water filtering cavity and a drainage cavity are arranged on the connecting seat. The several water filtering cavities are respectively communicated with the water filtering pipe, and the several drainage cavities are respectively communicated with the drain pipe. The water outlet pipe is arranged on the rotating block, and the rotating block is used to drive the water outlet pipe to rotate so as to drive the water outlet pipe to be respectively communicated with the water filtering cavity and the drainage cavity. A fastening mechanism and a limiting mechanism are arranged on the box body. The fastening mechanism is used to fix the filter cartridge to drive the filter cartridge to be in a vertical state, and the limiting mechanism is used to fix the position of the mounting frame to drive the filter cartridge to be in an inclined state.

2. The activated carbon filter of a purified water unit according to claim 1, wherein: An arc-shaped frame is arranged on the box body, and the fastening mechanism is used to fix the filter cartridge on the arc-shaped frame.

3. The activated carbon filter of a purified water unit according to claim 2, wherein: The fastening mechanism includes a turning handle and a retaining pin. The turning handle is rotatably mounted on the filter cartridge, the retaining pin is arranged on the turning handle, and a card slot for the retaining pin to be inserted into is arranged on the arc-shaped frame.

4. The activated carbon filter of a purified water unit according to claim 1, wherein: The filter element includes a grid cylinder, an activated carbon filter layer and a central tube. Rubber rings are arranged at both the upper and lower ends of the grid cylinder. Several through holes are arranged on the tube wall of the central tube. The central tube is used to be communicated with the water outlet pipe. An annular platform for the rubber ring to abut against is arranged at the bottom of the filter cartridge.

5. The activated carbon filter of a purified water unit according to claim 1, wherein: The limiting mechanism includes a first magnetic block and a second magnetic block. The first magnetic block is arranged on the mounting frame, and the second magnetic block is arranged on the box body. The first magnetic block is used to attract the second magnetic block to drive the filter cartridge to maintain an inclined state.

6. The activated carbon filter of a purified water unit according to claim 1, wherein: Several indicating mechanisms for indicating the filter element replacement date are arranged on the box body. The indicating mechanism consists of several rollers marked with numbers, and the rollers are rotatably mounted on the box body.

7. The activated carbon filter of a purified water unit according to claim 1, wherein: The number of the mounting frames is four, and the four mounting frames are arranged in a linear array on the box body.

8. The activated carbon filter of a purified water unit according to claim 1, wherein: The end cap is detachably mounted on the filter cartridge in a threaded connection manner.

9. The activated carbon filter of a purified water unit according to claim 1, wherein: Both the water inlet pipe and the water outlet pipe are flexible pipe bodies that can be bent.

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