CN110270152A - A kind of removable cartridge structure - Google Patents

Abstract

The present invention relates to water purifier technical fields, in particular to a kind of removable cartridge structure, including the mounting base being arranged on water route and the element kit being arranged in mounting base, element kit includes shell and internal filter core, mounting base side is equipped with the first water pipe, the other side is equipped with the second water pipe, mounting base is equipped with the accommodating chamber for being connected to the first water pipe and the second water pipe, mounting base is equipped with the first conversion equipment and the second conversion equipment, first conversion equipment realizes that the connection inside the first water pipe and filter core or between accommodating chamber switches, second conversion equipment realizes that the connection outside the second water pipe and filter core or between accommodating chamber switches, removable cartridge structure of the invention may be implemented to carry out replacement filter core in the case where not turning off the tap, it does not influence with water, it is convenient and efficient.

Description

A detachable filter element structure

technical field

The invention relates to the technical field of water purifiers, in particular to a detachable filter core structure.

Background technique

In the existing water purifier technology, water is generally filtered by multi-stage filtration, that is, a multi-stage filter element is installed in the water purifier, and the filter element needs to be replaced or cleaned after a long time of use. The patent number is CN201420302373. X, the name is "Special Rapid Self-replacing Filter Elements for Water Purifiers" and the patent number CN201521092127.7, the patent name is "Inner Core Replaceable Filter Element Structure" and other patents have disclosed the relevant content of filter element replacement, but there is a problem, now In the prior art, the filter element is replaced or cleaned after the waterway is closed, so that when only one filter element is replaced, the waterway must also be closed. If multiple filter elements are replaced, the waterway will be closed for a longer period of time, which will affect water use.

Contents of the invention

In order to solve the problem in the prior art that the replacement of the filter element needs to close the waterway and affect the water use, the present invention provides a detachable filter element structure that can replace the filter element without closing the waterway.

The technical solution adopted by the present invention to solve its technical problems is:

A detachable filter element structure, including a mounting seat arranged on the waterway and a filter element assembly arranged on the mounting seat, the filter element assembly includes a shell and an internal filter element, a first water pipe is provided on one side of the mounting seat, The other side is provided with a second water pipe, and the mounting base is provided with an accommodating cavity for connecting the first water pipe and the second water pipe, and the mounting base is provided with a first conversion device and a second conversion device. The first conversion device realizes the communication switching between the first water pipe and the inside of the filter element or the accommodation chamber, and the second conversion device realizes the communication switching between the second water pipe and the outside of the filter element or the accommodation chamber.

Further, the first conversion device includes a first vertical pipe arranged on the mounting base to communicate with the first water pipe and the accommodating chamber, the first vertical pipe is provided with a first pipe that slides up and down, and the upper end of the first pipe is connected to the first vertical pipe. The inside of the filter element is connected, the lower end of the first pipe is closed, the side wall of the first pipe is provided with a first opening, the outer wall of the first pipe matches the size of the inner wall of the first vertical pipe, and the first pipe slides up and down to realize the first water pipe and the first opening or Communication switching between the accommodation chambers.

The second conversion device includes a second vertical pipe arranged on the mounting base to communicate with the second water pipe and the receiving chamber, the second vertical pipe is provided with a second pipe that slides up and down, and the upper end of the second pipe communicates with the outside of the filter element , the lower end of the second pipe is closed, the side wall of the second pipe is provided with a second opening, the outer wall of the second pipe matches the size of the inner wall of the second vertical pipe, and the second pipe slides up and down to realize the second water pipe and the second opening or Communication switching between the accommodation chambers.

Further, the mounting base slides up and down with a base, the first pipe and the second pipe are fixed together at the bottom of the base, the filter element assembly is stuck above the base, the base and the mounting base There is an elastic element between them, and the filter element assembly is provided with a limiting device for controlling the elastic element to be in a compressed state or a released state.

Further, the limiting device includes a wing plate arranged on the casing, and a baffle plate is provided on the mounting base, and after the filter element assembly is pressed down and rotated, the wing plate is stuck on the side of the baffle plate. below.

Further, the wings are evenly distributed around the outer casing, the baffles are evenly distributed around the mounting seat, and the numbers of the wings and baffles are the same. The wings and baffles are evenly distributed in the circumferential direction, which can ensure that the spring pressure on the filter element assembly and the base is evenly distributed, and there will be no leakage and inclination, so as to ensure the normal operation of the filter element.

Preferably, the elastic element is a spring.

As an embodiment of the present invention, the first water pipe is an inlet pipe, and the second water pipe is an outlet pipe.

As another embodiment of the present invention, the first water pipe is an outlet pipe, and the second water pipe is an inlet pipe.

Beneficial effect:

The detachable filter element structure of the present invention can replace the filter element without turning off the water tap, which is convenient and fast without affecting the water use; with the base and spring device, when the filter element assembly is lifted, the waterway can be switched automatically, and the operation is convenient ,save time and energy.

Description of drawings

The present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

Fig. 1 is a top view of a detachable filter element structure of the present invention;

Fig. 2 is a bottom view of a detachable filter element structure of the present invention;

Fig. 3 is the sectional view of A-A direction in Fig. 1;

Fig. 4 is a disassembled state view of the filter element assembly of the present invention;

Fig. 5 is a structural schematic diagram of the base of the present invention;

Fig. 6 is a schematic diagram of the installation positions of the first water pipe, the second water pipe, the first pipeline and the second pipeline of the present invention;

Fig. 7 is a partial sectional view.

Among them, 1. Mounting seat, 11. Baffle plate, 12. Accommodating cavity, 2. Filter element assembly, 21. Filter element, 22. Shell, 221. Wing plate, 3. First water pipe, 4. Second water pipe, 5. Base , 6, the first pipe, 61, the first opening, 7, the second pipe, 71, the second opening, 8, the first vertical pipe, 9, the second vertical pipe, 10, the spring.

Detailed ways

As shown in Figures 1-7, a detachable filter element structure is characterized in that it includes a mounting base 1 disposed on the waterway and a filter element assembly 2 disposed on the mounting base 1, the filter element assembly 2 includes a housing 22 and an internal filter element 21, One side of the mounting seat 1 is provided with a first water pipe 3, and the other side is provided with a second water pipe 4. The mounting seat 1 is provided with an accommodating cavity 12 for connecting the first water pipe 3 and the second water pipe 4. The mounting seat 1 is provided with The first conversion device and the second conversion device, the first conversion device realizes the communication switching between the first water pipe 3 and the inside of the filter element 21 or the accommodation chamber 12, and the second conversion device realizes the connection between the second water pipe 4 and the outside of the filter element 21 or the accommodation chamber 12 switch between connections.

As an embodiment of the present invention, the first switching device and the second switching device can be two-hole valves, one hole is always in communication with the first water pipe 3, and the other hole can be rotated to switch between the inside of the filter element 21 or the accommodating chamber 12 , the second switching device can also have a similar structure.

In the present invention, the first conversion device includes a first vertical pipe 8 arranged on the mounting base 1 to communicate with the first water pipe 3 and the accommodating chamber 12. The first vertical pipe 8 is provided with a first pipe 6 sliding up and down. The upper end of the pipeline 6 communicates with the inside of the filter element 21, the lower end of the first pipeline 6 is closed, the side wall of the first pipeline 6 is provided with a first opening 61, the outer wall of the first pipeline 6 matches the size of the inner wall of the first vertical pipe 8, and the first pipeline 6 Sliding up and down realizes switching between the first water pipe 3 and the first opening 61 or the receiving chamber 12 .

The second conversion device includes a second vertical pipe 9 which is arranged on the mounting base 1 and communicates with the second water pipe 4 and the receiving chamber 12. The second vertical pipe 9 is provided with a second pipe 7 which slides up and down. The upper end of the second pipe 7 is connected to the filter element. 21 is externally connected, the lower end of the second pipe 7 is closed, the side wall of the second pipe 7 is provided with a second opening 71, the outer wall of the second pipe 7 matches the size of the inner wall of the second vertical pipe 9, and the second pipe 7 slides up and down to realize the second The communication between the water pipe 4 and the second opening 71 or the accommodating cavity 12 is switched.

The first pipe 6 and the second pipe 7 can be separately connected to the driving device to move up and down, but in the present invention, the mounting base 1 is provided with a base 5 that slides up and down, and the first pipe 6 and the second pipe 7 are fixed on the bottom of the base 5 together. At the end, the filter element assembly 2 is clamped above the base 5, and an elastic element is provided between the base 5 and the mounting base 1. In this embodiment, the elastic element can be a spring 10 or other elements. The synchronous movement of the first pipe 6 and the second pipe 7 can be realized through the base 5 .

The filter element assembly 2 is provided with a limiting device for controlling the elastic element to be in a compressed state or a released state. The limiting device includes a wing 221 arranged on the casing 22 , and the mounting seat 1 is provided with a baffle 11 , and the filter element assembly 2 is pressed down and rotated, and the wing 221 is stuck under the baffle 11 .

The wings 221 are evenly distributed around the outer casing 22 , and the baffles 11 are evenly distributed around the mounting seat 1 , and the number of the wings 221 and the baffles 11 is the same.

In practical applications, there are the following two embodiments:

Embodiment 1: The first water pipe 3 is the water inlet pipe, and the second water pipe 4 is the water outlet pipe.

Embodiment 2: the first water pipe 3 is the water outlet pipe, and the second water pipe 4 is the water inlet pipe.

working principle:

When the filter element assembly 2 works normally, the base 5 is pressed down by the filter element assembly 2, the first opening 61 on the first pipe 6 communicates with the first water pipe 3, and the second opening 71 on the second pipe 7 communicates with the second water pipe 4 Communication between the first water pipe 3 and the second water pipe 4, if the first water pipe 3 is a water inlet, water enters the inside of the filter element 21 from the first water pipe 3 along the first opening 61 and the first pipe 6, and passes through the filter element 21 Filtration, enter from the outside of the filter element 21 and flow out to the second water pipe 4 along the second pipe 7 and the second opening 71 to realize the filtering function;

When the filter element assembly 2 needs to be replaced, the filter element assembly 2 is rotated so that the wing plate 221 breaks away from the baffle plate 11, the base 5 springs up under the action of the spring 10, the first pipe 6 and the second pipe 7 slide upward, and the first pipe 6 Slide to the top of the first water pipe 3, and the second pipe 7 slides to the top of the second water pipe 4, so that the first water pipe 3 and the second water pipe 4 are directly connected without affecting the smooth flow of the waterway.

It should be understood that the specific embodiments described above are only used to explain the present invention, not to limit the present invention. Obvious changes or variations derived from the spirit of the present invention are still within the protection scope of the present invention.

Claims (8)

1. A detachable filter element structure, characterized in that: it includes a mounting seat (1) arranged on the waterway and a filter element assembly (2) arranged on the mounting seat (1), and the filter element assembly (2) includes a casing (22) and the inner filter element (21), the first water pipe (3) is provided on one side of the mounting seat (1), and the second water pipe (4) is provided on the other side, and the mounting seat (1) There is an accommodating cavity (12) for connecting the first water pipe (3) and the second water pipe (4) on the top, and the first conversion device and the second conversion device are provided on the mounting seat (1), and the first conversion device is provided on the first water pipe (4). A conversion device realizes the communication and switching between the first water pipe (3) and the interior of the filter element (21) or the housing cavity (12), and the second conversion device realizes the connection between the second water pipe (4) and the outside of the filter element (21) or the housing cavity (12). Communication switching between chambers (12). 2. A detachable filter element structure according to claim 1, characterized in that: the first conversion device includes a device arranged on the mounting base (1) to communicate with the first water pipe (3) and the accommodating cavity (12). The first vertical pipe (8), the first vertical pipe (8) is provided with a first pipe (6) sliding up and down, the upper end of the first pipe (6) communicates with the inside of the filter element (21), and the first pipe ( 6) The lower end is closed, the first opening (61) is provided on the side wall of the first pipe (6), the outer wall of the first pipe (6) matches the size of the inner wall of the first vertical pipe (8), and the upper and lower sides of the first pipe (6) Sliding realizes the communication switch between the first water pipe (3) and the first opening (61) or the accommodating cavity (12). The second conversion device includes a second vertical pipe (9) arranged on the installation seat (1) and communicating with the second water pipe (4) and the accommodation chamber (12), and the second vertical pipe (9) is provided with a There is a second pipeline (7) sliding up and down, the upper end of the second pipeline (7) communicates with the outside of the filter element (21), the lower end of the second pipeline (7) is closed, and the side wall of the second pipeline (7) is provided with a second opening ( 71), the outer wall of the second pipe (7) matches the size of the inner wall of the second vertical pipe (9), and the second pipe (7) slides up and down to realize the second water pipe (4) and the second opening (71) or accommodate Communication switching between chambers (12). 3. A detachable filter element structure according to claim 2, characterized in that: the mounting base (1) is provided with a base (5) sliding up and down, the first pipe (6) and the second pipe (7) are fixed together at the bottom of the base (5), the filter element assembly (2) is stuck above the base (5), and an elastic element is arranged between the base (5) and the mounting seat (1) , the filter element assembly (2) is provided with a limiting device for controlling the elastic element to be in a compressed state or a released state. 4. A detachable filter element structure according to claim 3, characterized in that: the limiting device includes a wing plate (221) arranged on the casing (22), and the mounting seat (1) A baffle (11) is provided, and after the filter element assembly (2) is pressed down and rotated, the wing (221) is stuck under the baffle (11). 5. A detachable filter element (21) structure according to claim 4, characterized in that: said wing plates (221) are evenly distributed in the circumferential direction of the casing (22), and said baffles (11) are installed Seats (1) are evenly distributed in the circumferential direction, and the number of wing plates (221) and baffle plates (11) is the same. 6. A detachable filter core structure according to claim 2, characterized in that: said elastic element is a spring (10). 7. A detachable filter element structure according to any one of claims 1-6, characterized in that: the first water pipe (3) is the water inlet pipe, and the second water pipe (4) is the water outlet pipe . 8. A detachable filter element structure according to any one of claims 1-6, characterized in that: the first water pipe (3) is an outlet pipe, and the second water pipe (4) is an inlet pipe .