CN216062199U

CN216062199U - Water purifier filter element with automatic water stop valve

Info

Publication number: CN216062199U
Application number: CN202122291706.6U
Authority: CN
Inventors: 邓良武; 杨学伟
Original assignee: Shanghai Hedafu Industrial Co ltd
Current assignee: Shanghai Hedafu Industrial Co ltd
Priority date: 2021-09-22
Filing date: 2021-09-22
Publication date: 2022-03-18
Anticipated expiration: 2031-09-22

Abstract

The utility model discloses a water purifier filter element with an automatic water stop valve, and relates to the technical field of water purifier filter element equipment. Through the cooperation use of arc piece, spring, make the stagnant water valve can stop filtering when the filter core reachs life self-closing, remind the user to change the filter core.

Description

Water purifier filter element with automatic water stop valve

Technical Field

The utility model relates to the technical field of filter element equipment of water purifiers, in particular to a filter element of a water purifier with an automatic water stop valve.

Background

The filter element is an important component of the water purifier and is arranged inside the water purifier. Realize the circulation of rivers through connecting inlet channel and outlet conduit, as the core component of water purifier, the water purifier filter core can filter the water source to supply to drink, the water purifier filter core also is the consumptive article, when the filter core life-span consumed, must change the filter core.

The filter core on the water purifier generally all has the life-span restriction, needs the periodic replacement, otherwise can seriously influence the filter effect, and traditional water purifier filter core does not possess the life-span and reminds the function mostly, and the user is many whether estimate the filter core through manual observation quality of water or calculate live time and need change, can't accurately judge the filter core life-span, leads to drinking water potential safety hazard.

SUMMERY OF THE UTILITY MODEL

An object of this application is to provide a water purifier filter core with automatic stagnant water valve to the filter core life-span monitoring that provides in solving above-mentioned background art is inaccurate leads to the problem of drinking water potential safety hazard.

In order to achieve the above purpose, the present application provides the following technical solutions: a water purifier filter element with an automatic water stop valve comprises a filter element main body, wherein a water inlet is installed at the top of the filter element main body, an automatic water stop mechanism is installed in the water inlet, a water outlet is installed at the bottom of the filter element main body, a filter screen is installed on the inner wall of the filter element main body in a sliding manner, a plurality of third springs are installed at the bottom of the filter screen, the other ends of the third springs are connected with the inner wall of the bottom side of the filter element main body, a connecting rod is installed on the inner wall of the filter element main body in a sliding manner, a second connecting column is installed at one end of the connecting rod, a second rotating shaft is installed on the inner wall of the filter element main body, a second arc-shaped block is rotatably installed on the second rotating shaft and is connected with the second connecting column in a sliding manner, the position of the second arc-shaped block corresponds to the automatic water stop mechanism, and a first spring is installed at the other end of the connecting rod, the other end of first spring with the bottom side inner wall of filter core main part links to each other, the gag lever post is installed to the lateral part of connecting rod, the below of gag lever post is provided with first arc piece, the bottom of gag lever post with the top of first arc piece contacts, install first pivot on the lateral wall of filter core main part first arc piece rotate install in on the first pivot, install fixed cover on the inner wall of filter core main part, the slide bar has been cup jointed in the slip on the fixed cover, stopper, first connecting column are installed to the lateral part of slide bar, first connecting column with first arc piece sliding connection.

Preferably, the automatic water stopping mechanism comprises a cylindrical block, a fixing ring, a sealing cover, a fixing block and a second spring, the fixing block is installed on the inner wall of the water inlet, one end of the second spring is connected with the fixing block, the other end of the second spring is connected with the sealing cover, the bottom of the sealing cover is connected with the cylindrical block, the fixing ring is installed on the inner wall of the water inlet, the fixing ring is located below the sealing cover, and the bottom end of the cylindrical block is in contact with the top of the second arc-shaped block.

Preferably, the limiting block is located below the fixing sleeve and matched with the fixing sleeve.

Preferably, a sliding groove in the vertical direction is formed in the side wall of the filter element main body, and the connecting rod is slidably mounted in the sliding groove.

Preferably, the second arc-shaped block and the lateral part of the second arc-shaped block are provided with a second connecting groove, and one end of the second connecting column extends into the second connecting groove.

Preferably, a first connecting groove is formed in the side portion of the first arc-shaped block, and one end of the first connecting column extends into the first connecting groove.

Preferably, the diameter of the sealing cover is larger than that of the inner ring of the fixing ring, and a rubber pad is mounted at the bottom of the sealing cover.

In conclusion, the technical effects and advantages of the utility model are as follows:

1. according to the automatic water stopping device, the automatic water stopping mechanism is limited through the second arc-shaped block arranged below the automatic water stopping mechanism, so that the water stopping valve is kept in an open state, when the filter screen is too heavy due to accumulation of impurities and moves downwards to be in contact with the slide bar, the first arc-shaped block rotates to drive the connecting rod to move downwards to drive the second arc-shaped block to rotate, the automatic water stopping mechanism loses the limitation, the water stopping valve is closed, and the water stopping valve can be automatically closed when the filter element reaches the service life through the matched use of the arc-shaped block and the spring to stop filtering, so that a user is reminded of replacing the filter element.

2. According to the utility model, the rotation of the first arc-shaped block is further limited by the limit of the limit block on the slide rod, the second arc-shaped block can be driven to rotate through the arrangement of the first connecting groove while the connecting rod moves downwards through the arrangement of the second connecting groove, and the first arc-shaped block can be driven to rotate while the slide rod moves downwards.

Drawings

FIG. 1 is a schematic perspective view of a filter element of a water purifier with an automatic water stop valve according to an embodiment of the present application;

FIG. 2 is a schematic cross-sectional view of a filter element of a water purifier with an automatic water stop valve according to an embodiment of the present disclosure;

FIG. 3 is an enlarged view of the structure at A in FIG. 2;

fig. 4 is an enlarged schematic view of B in fig. 2.

In the figure: 1. a filter element main body; 2. a water inlet; 3. a water outlet; 4. filtering with a screen; 5. a third spring; 6. a connecting rod; 7. a first spring; 8. a second connecting column; 9. a chute; 10. a second rotating shaft; 11. a second arc-shaped block; 12. a cylindrical block; 13. a stationary ring; 14. a sealing cover; 15. a fixed block; 16. a second spring; 17. a limiting rod; 18. a slide bar; 19. fixing a sleeve; 20. a limiting block; 21. a first connecting column; 22. a first rotating shaft; 23. a first arc-shaped block; 24. a first connecting groove; 25. a second connecting groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b): referring to fig. 1 to 4, a filter cartridge for a water purifier with an automatic water stop valve includes a cartridge body 1. The cartridge body 1 may be any of those known in the art. The top welded mounting of filter core main part 1 has water inlet 2, installs automatic stagnant water mechanism in the water inlet 2, and the bottom welded mounting of filter core main part 1 has delivery port 3, and slidable mounting has filter screen 4 on the inner wall of filter core main part 1. The water inlet 2, the water outlet 3 and the sieve 4 may be any of those known in the art. A plurality of third springs 5 are installed in the bottom welding of filter screen 4, and the one end and the filter screen 4 welded connection of a plurality of third springs 5, the other end of a plurality of third springs 5 and the bottom side inner wall welded connection of filter core main part 1, slidable mounting has connecting rod 6 on the inner wall of filter core main part 1, and the one end welded mounting of connecting rod 6 has second spliced pole 8. The connecting rod 6 and the second connecting post 8 can be any of those known in the art. A second rotating shaft 10 is welded on the inner wall of the filter element main body 1, and a second arc-shaped block 11 is rotatably arranged on the second rotating shaft 10. The second rotating shaft 10 and the second arc-shaped block 11 may be any one of those in the prior art. Second arc piece 11 and second spliced pole 8 sliding connection, the position of second arc piece 11 is corresponding with automatic stagnant water mechanism, and first spring 7 is installed to the other end of connecting rod 6, and the other end of first spring 7 links to each other with the bottom side inner wall of filter core main part 1, and gag lever post 17 is installed to the lateral part of connecting rod 6, and the below of gag lever post 17 is provided with first arc piece 23. The stop bar 17 and the first arcuate block 23 may be any of those known in the art. The bottom of gag lever post 17 contacts with the top of first arc piece 23, and welded mounting has first pivot 22 on the lateral wall of filter core main part 1. The first shaft 22 may be any of those known in the art. The first arc-shaped block 23 is rotatably mounted on the first rotating shaft 22, the inner wall of the filter element main body 1 is welded with the fixing sleeve 19, the fixing sleeve 19 is slidably sleeved with the sliding rod 18, and the side part of the sliding rod 18 is welded with the limiting block 20 and the first connecting column 21. The fixing sleeve 19, the sliding rod 18, the limiting block 20 and the first connecting column 21 may be any one of those in the prior art. The first connecting column 21 is slidably connected with the first arc-shaped block 23.

Borrow by above-mentioned structure, through setting up in second arc piece 11 of automatic stagnant water mechanism below, it is spacing to carry out automatic stagnant water mechanism, makes the stagnant water valve keep the open mode, when filter screen 4 piles up overweight because of impurity, downstream, when the contact with slide bar 18, first arc piece 23 rotates, drives connecting rod 6 and moves down and drive second arc piece 11 and rotate, and automatic stagnant water mechanism loses spacingly, and the stagnant water valve is closed, uses through the cooperation of arc piece, spring, makes the stagnant water valve can self-closing, need not artificial control.

As shown in fig. 2, a sliding groove 9 is formed in a side wall of the filter element main body 1 in a vertical direction, and the connecting rod 6 is slidably mounted in the sliding groove 9. The connecting rod 6 is arranged in the sliding chute 9, and the movement direction of the connecting rod 6 is limited, so that the connecting rod 6 can only move along the vertical direction.

As shown in fig. 3, the second arc block 11 has a second connecting slot 25 formed on a side of the second arc block 11, and one end of the second connecting column 8 extends into the second connecting slot 25. The second connecting groove 25 is arranged to enable the connecting rod 6 to move downwards and simultaneously drive the second arc-shaped block 11 to rotate around the second rotating shaft 10.

As shown in fig. 3, the automatic water stopping mechanism includes a cylindrical block 12, a fixing ring 13, a sealing cover 14, a fixing block 15, and a second spring 16. The cylindrical block 12, the fixing ring 13, the sealing cover 14, the fixing block 15 and the second spring 16 may be any one of those in the related art. Fixed block 15 welded mounting is on the inner wall of water inlet 2, and the one end and the fixed block 15 welded connection of second spring 16, the other end and the sealed lid 14 welding of second spring 16, the bottom and the cylinder piece 12 fixed connection of sealed lid 14, retainer plate 13 welded mounting is on the inner wall of water inlet 2, retainer plate 13 is located the below of sealed lid 14, and the bottom of cylinder piece 12 contacts with the top of second arc piece 11. Through the cooperation installation of retainer plate 13 with sealed lid 14, make automatic stagnant water mechanism can cut off rivers, fall down when sealed lid 14, retainer plate 13 and sealed lid 14 are closed, block rivers, through the setting of second spring 16, can compress tightly sealed lid 14, through the cooperation installation of cylinder piece 12 with second arc piece 11, can carry on spacingly to sealed lid 14, guarantee the open mode of sealed lid 14 under the default condition. The diameter of the sealing cover 14 is larger than that of the inner ring of the fixed ring 13, and a rubber pad is arranged at the bottom of the sealing cover 14. The rubber pad arranged at the bottom of the sealing cover 14 can increase the sealing performance between the sealing cover 14 and the fixing ring 13, and can better play a role in water stopping.

As shown in fig. 4, the limiting block 20 is located below the fixing sleeve 19, and the limiting block 20 is matched with the fixing sleeve 19. Through the setting of stopper 20, can restrict the motion range of slide bar 18, make slide bar 18 only can move towards the single direction, further can restrict first arc piece 23 unidirectional rotation, prevent that first arc piece 23 from receiving the pressure from gag lever post 17 and reversing.

As shown in fig. 4, a first connecting groove 24 is formed on a side portion of the first arc-shaped block 23, and one end of the first connecting column 21 extends into the first connecting groove 24. Through the arrangement of the first connecting slot 24, the slide rod 18 can drive the first arc-shaped block 23 to rotate around the first rotating shaft 22 while moving downwards.

This practical theory of operation:

the first spring 7 is in a stretching state in a default state, the second spring 16 is in a compressing state, filter residues can be gradually accumulated on the filter screen 4 along with the continuous use of the filter element of the water purifier, the accumulated filter residues can lead the filter screen 4 to become heavy and can also lead the pressure intensity on one side of the water inlet 2 to become large, the third spring 5 is gradually stressed to generate deformation, at the moment, the filter screen 4 can gradually move downwards, the filter screen 4 can finally contact with the slide rod 18 along with the passage of time, the slide rod 18 moves downwards under the action of the gravity of the filter screen 4, the first connecting column 21 extrudes the inner wall of the first connecting groove 24 to enable the first arc-shaped block 23 to rotate, when the first arc-shaped block 23 rotates to a certain angle, the lower part of the limiting rod 17 is not blocked any more, the connecting rod 6 moves downwards under the action of the pulling force of the first spring 7, the connecting rod 6 moves downwards to drive the second connecting column 8 to move, the second connecting column 8 extrudes the inner wall of the second connecting groove 25 to enable the second arc-shaped block 11 to rotate, when the second arc-shaped block 11 rotates to a certain angle, the cylindrical block 12 is separated from the second arc-shaped block 11, the second spring 16 resets to drive the sealing cover 14 to press down, the water inlet 2 is sealed, the filtering is stopped, and a user is prompted to replace the filter element.

Through the setting of stopper 20, can restrict the motion range of slide bar 18, make slide bar 18 only can move towards single direction, further can restrict first arc piece 23 unidirectional rotation, prevent that first arc piece 23 from receiving the pressure that comes from gag lever post 17 and reversing, setting up through second spread groove 25 makes connecting rod 6 can drive second arc piece 11 and rotate around second pivot 10 when the downstream, through the setting of first spread groove 24, make slide bar 18 can drive first arc piece 23 and rotate around first pivot 22 when the downstream, the rubber pad of sealed lid 14 bottom installation can increase the leakproofness between sealed lid 14 and retainer plate 13, can be better plays the effect of stagnant water.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a water purifier filter core with automatic stagnant water valve, includes filter core main part (1), its characterized in that: the water inlet (2) is installed at the top of the filter element main body (1), the automatic water stopping mechanism is installed in the water inlet (2), the water outlet (3) is installed at the bottom of the filter element main body (1), the filter screen (4) is installed on the inner wall of the filter element main body (1) in a sliding mode, the bottom of the filter screen (4) is provided with a plurality of third springs (5), the other ends of the third springs (5) are connected with the inner wall of the bottom side of the filter element main body (1), the inner wall of the filter element main body (1) is provided with the connecting rod (6) in a sliding mode, one end of the connecting rod (6) is provided with the second connecting column (8), the inner wall of the filter element main body (1) is provided with the second rotating shaft (10), the second rotating shaft (10) is provided with the second arc-shaped block (11) in a rotating mode, and the second arc-shaped block (11) is connected with the second connecting column (8) in a sliding mode, the position of second arc piece (11) with automatic stagnant water mechanism is corresponding, first spring (7) are installed to the other end of connecting rod (6), the other end of first spring (7) with the bottom side inner wall of filter core main part (1) links to each other, gag lever post (17) are installed to the lateral part of connecting rod (6), the below of gag lever post (17) is provided with first arc piece (23), the bottom of gag lever post (17) with the top of first arc piece (23) contacts, install first pivot (22) on the lateral wall of filter core main part (1) first arc piece (23) rotate install in on first pivot (22), install fixed cover (19) on the inner wall of filter core main part (1), slide sleeve has cup jointed slide bar (18) on fixed cover (19), stopper (20) are installed to the lateral part of slide bar (18), The first connecting column (21), the first connecting column (21) with first arc piece (23) sliding connection.

2. The filter element with the automatic water stop valve for the water purifier of claim 1, wherein: the automatic water stopping mechanism comprises a cylindrical block (12), a fixing ring (13), a sealing cover (14), a fixing block (15) and a second spring (16), wherein the fixing block (15) is installed on the inner wall of the water inlet (2), one end of the second spring (16) is connected with the fixing block (15), the other end of the second spring (16) is connected with the sealing cover (14), the bottom of the sealing cover (14) is connected with the cylindrical block (12), the fixing ring (13) is installed on the inner wall of the water inlet (2), the fixing ring (13) is located below the sealing cover (14), and the bottom end of the cylindrical block (12) is in contact with the top of the second arc-shaped block (11).

3. The filter element with the automatic water stop valve for the water purifier of claim 1, wherein: the limiting block (20) is located below the fixed sleeve (19), and the limiting block (20) is matched with the fixed sleeve (19).

4. The filter element with the automatic water stop valve for the water purifier of claim 1, wherein: the filter element is characterized in that a sliding groove (9) in the vertical direction is formed in the side wall of the filter element main body (1), and the connecting rod (6) is slidably mounted in the sliding groove (9).

5. The filter element with the automatic water stop valve for the water purifier of claim 1, wherein: second arc piece (11) second connecting groove (25) have been seted up to the lateral part of second arc piece (11), the one end of second spliced pole (8) extends to in second connecting groove (25).

6. The filter element with the automatic water stop valve for the water purifier of claim 1, wherein: first connecting grooves (24) are formed in the side portions of the first arc-shaped blocks (23), and one ends of the first connecting columns (21) extend into the first connecting grooves (24).

7. The filter element with the automatic water stop valve for the water purifier of claim 2, wherein: the diameter of the sealing cover (14) is larger than that of the inner ring of the fixing ring (13), and a rubber pad is arranged at the bottom of the sealing cover (14).