CN218665485U

CN218665485U - Post-filtering device

Info

Publication number: CN218665485U
Application number: CN202223105129.8U
Authority: CN
Inventors: 潘云峰; 丁家梁
Original assignee: Shaoxing Mona Water Purification Technology Co ltd
Current assignee: Shaoxing Mona Water Purification Technology Co ltd
Priority date: 2022-11-21
Filing date: 2022-11-21
Publication date: 2023-03-21
Anticipated expiration: 2032-11-21

Abstract

The utility model discloses a back filter equipment, include: the raw water tank comprises a raw water outlet; the booster pump comprises a booster water inlet and a booster water outlet, and the booster water inlet is connected with the raw water outlet; the pre-filter element comprises a raw water inlet and a purified water outlet, and the raw water inlet is connected with the pressurization water outlet; the rear activated carbon filter element comprises a rear water inlet and a rear water outlet, and the rear water inlet is communicated with the purified water outlet; the water purification tank comprises a water purification water inlet which is communicated with the rear water outlet. The purified water is filtered again by the rear activated carbon filter element, so that the water gap in the purified water tank can feel better, and the peculiar smell can be reduced.

Description

Post-filtering device

Technical Field

The utility model belongs to the technical field of the water purifier, concretely relates to back filter equipment.

Background

The domestic water purifier also is called water purification fast hot drinking water all-in-one, is the pure water of integrating filter core and fast hot device usually and prepares equipment for purify filtration and heating the raw water, provide cold and hot drinking water, satisfy people daily needs.

The domestic water purifier includes shell, former water tank usually, with the self priming pump of former water tank intercommunication, with the full composite filter core of self priming pump intercommunication, with the pure water case of full composite filter core intercommunication, the suction pump of being connected with the pure water case, with the steam separation box of suction pump intercommunication, set up between suction pump and steam separation box and carry out the fast thermal control module that heats to the pure water.

Patent publication No. CN114031134A discloses a water purifier, raw water filtered by a filter element enters a water purifying tank, the filter element is generally a composite RO reverse osmosis membrane filter element, but the purified water after being filtered by the filter element still has peculiar smell.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a back filter equipment can make the water purification taste after filtering better, reduces the peculiar smell to the dismouting of the rearmounted active carbon filter core of can also being convenient for.

In order to achieve the above object, the utility model provides a following technical scheme: a post-filter device comprising:

the raw water tank comprises a raw water outlet;

the booster pump comprises a booster water inlet and a booster water outlet, and the booster water inlet is connected with the raw water outlet;

the front filter element comprises a raw water inlet and a purified water outlet, and the raw water inlet is connected with the pressurizing water outlet;

the rear activated carbon filter element comprises a rear water inlet and a rear water outlet, and the rear water inlet is communicated with the purified water outlet;

the water purifying tank comprises a purified water inlet which is communicated with the rear water outlet.

Further, still include:

a base plate;

go out the water support, go out the water support and fix on the bottom plate, rearmounted active carbon filter core can dismantle the connection on going out the water support, and the water purification case sets up the top at rearmounted active carbon filter core, and the water purification case can dismantle with a water support and be connected.

Further, the support that goes out water includes:

a supporting seat, wherein the supporting seat is provided with a containing groove

The filter element seat is arranged in the accommodating groove, the rear active carbon filter element is detachably connected with the filter element seat, and a positioning bulge is arranged on the outer wall of the filter element seat;

the inner wall of the supporting sleeve is fixed with a limiting step, the supporting sleeve is arranged on the filter element seat, the limiting step is positioned above the positioning protrusion, and the supporting sleeve is connected with the supporting seat.

Further, a plurality of bracing pieces of supporting seat, a plurality of bracing pieces are fixed on the bottom plate, a plurality of bracing piece circumference arrays are on the bottom plate, form the holding tank between a plurality of bracing pieces, the inside wall of bracing piece is equipped with spacing recess, the inner wall of spacing recess is equipped with spacing lug, be equipped with the side intercommunication groove with the bracing piece one-to-one on the supporting sleeve lateral wall, the lower inner wall in every side intercommunication groove all is fixed with the down dip rod, the dip rod sets up to the outside slope of supporting sleeve, the dip rod is located the below that corresponds spacing lug.

Furthermore, a water seat support is arranged on the outer wall of the supporting sleeve, a water outlet seat is installed on the water seat support, a raw water sleeve is fixed at a raw water outlet of the raw water tank, the interior of the raw water sleeve is detachably connected with the water outlet seat, and a water inlet of the water outlet seat is connected with the rear water outlet.

Further, still include the outer support, the outer support is fixed on the bottom plate, be equipped with on the outer support and hold the cavity, it is internal at holding to go out the water support mounting, the last lateral wall of outer support is equipped with first opening and second opening, it is located to go out the upper end of water base in the first opening, rearmounted active carbon filter core passes the second opening is connected with the filter core seat, the water purification case is installed on the outer support.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) The purified water is filtered again by the post-positioned active carbon filter element, so that the water gap in the purified water tank can be better sensed, and the peculiar smell is reduced;

(2) Only the water purifying tank is required to be detached from the water outlet support, and then the post-positioned activated carbon filter element is detached from the water outlet support for replacement, so that the replacement is very convenient;

(3) The supporting sleeve not only plays a role in limiting the filter element seat, but also plays a role in supporting the water outlet seat, and also plays a role in splicing a rear active carbon filter element, so that the occupied space is small.

Drawings

Fig. 1 is a schematic diagram of a post-filter device according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a water purifier according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a post-filtering device according to an embodiment of the present invention;

fig. 4 is a cross-sectional view of a post-filter device according to an embodiment of the present invention;

fig. 5 is a sectional view of a water purifying tank according to an embodiment of the present invention;

fig. 6 is an exploded view of the bottom plate, cartridge seat and support sleeve provided by an embodiment of the present invention;

fig. 7 is a schematic structural view of the bottom plate, the filter element holder and the support sleeve according to an embodiment of the present invention when they are coupled together;

fig. 8 is a cross-sectional view of the junction of the bottom plate, the cartridge seat and the support sleeve according to an embodiment of the present invention.

In the figure: 1. a supporting seat; 2. accommodating grooves; 3. a filter element seat; 4. positioning the projection; 5. a support sleeve; 6. a limiting step; 7. a support bar; 8. a limiting groove; 9. a limiting bump; 10. a side communicating groove; 11. an inclined lever; 12. a water seat support; 13. a water outlet base; 14. an outer support; 15. a cover; 16. a first opening; 17. a second opening; 18. a raw water tank; 19. a raw water outlet; 20. a booster pump; 21. a pressurized water inlet; 22. a pressurized water outlet; 23. a front filter element; 24. a raw water inlet; 25. a purified water discharge port; 26. a post-positioned active carbon filter element; 27. a rear water inlet; 28. a water outlet is arranged at the rear; 29. a water purifying tank; 30. a purified water inlet; 31. sealing the leak-stopping assembly; 32. a raw water sleeve; 33. a water inlet of the water outlet seat; 34. a base plate; 35. an accommodation cavity.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-8, the present invention provides a post-filtering device.

Example 1

A post-filter device comprising:

the raw water tank 18, the raw water tank 18 includes the raw water outlet 19;

the booster pump 20, the booster pump 20 includes pressurizing the water inlet 21 and pressurizing the water outlet 22, the water inlet 21 of pressurizing is connected with raw water outlet 19;

the pre-filter element 23, the pre-filter element 23 includes raw water inlet 24 and purified water outlet 25, the raw water inlet 24 is connected with the pressurized water outlet 22;

the rear activated carbon filter element 26, the rear activated carbon filter element 26 comprises a rear water inlet 27 and a rear water outlet 28, and the rear water inlet 27 is communicated with the purified water outlet 25;

and the water purifying tank 29 comprises a purified water inlet 30, and the purified water inlet 30 is communicated with the rear water outlet 28.

The booster pump 20 pumps the water in the raw water tank 18 to the front filter element 23, the front filter element 23 filters the raw water, the filtered purified water is filtered again by the rear active carbon filter element 26 and then enters the purified water tank 29, and the purified water is filtered again by the rear active carbon filter element 26, so that the water in the purified water tank 29 can be better in mouth feel and free of peculiar smell.

The front filter element 23 is a composite RO reverse osmosis membrane filter element, and both the front filter element 23 and the rear active carbon filter element 26 are conventional filter elements, so the structure aspect is not described in detail.

Example 2

On the basis of embodiment 1, further, the method further comprises:

a base plate 34;

go out the water support, go out the water support and fix on bottom plate 34, rearmounted active carbon filter 26 can dismantle the connection on the support of going out water, and water purification case 29 sets up the top at rearmounted active filter, and water purification case 29 can dismantle with the support of going out water and be connected.

Since the rear activated carbon filter element 26 needs to be replaced periodically, if the volume of the rear activated carbon filter element 26 is set to be small, the replacement frequency becomes higher. By adopting the scheme, only the water purifying tank 29 needs to be detached from the water outlet support, and then the rear active carbon filter element 26 is detached from the water outlet support for replacement, so that the replacement is very convenient.

Example 3

On the basis of embodiment 2, further, the water outlet support comprises:

the supporting seat 1 is provided with an accommodating groove 2;

the filter element seat 3 is arranged in the accommodating groove 2, the rear active carbon filter element 26 is detachably connected with the filter element seat 3, and the outer wall of the filter element seat 3 is provided with a positioning bulge 4;

supporting sleeve 5, supporting sleeve 5's inner wall is fixed with spacing step 6, and supporting sleeve 5 establishes on filter element seat 3, and spacing step 6 is located the protruding top of 4 of location, and supporting sleeve 5 links together with supporting seat 1.

This embodiment is a fixed mode of filter core seat 3, and the spacing step 6 of support sleeve 5 is spacing with location arch 4 to it is spacing in holding tank 2 with filter core seat 3.

Further, through the following mode, link together abutment sleeve 5 and supporting seat 1, 1 a plurality of bracing pieces 7 of supporting seat, a plurality of bracing pieces 7 are fixed on

bottom plate

34, 7 circumference arrays of a plurality of bracing pieces are on bottom plate 34, form holding tank 2 between a plurality of bracing pieces 7, the inside wall of bracing piece 7 is equipped with spacing recess 8, the inner wall of spacing recess 8 is equipped with spacing lug 9, be equipped with the side intercommunication groove 10 with bracing piece 7 one-to-one on abutment sleeve 5's the lateral wall, the lower inner wall in every side intercommunication groove 10 all is fixed with down the lifter 11, lifter 11 sets up to abutment sleeve 5's the outside slope.

During the installation, only need push support sleeve 5 down, push in-process slope pole 11 incurvation, up to the upper end of slope pole 11 is located the below of spacing lug 9, and slope pole 11 kick-backs, and slope pole 11 is located the below that corresponds spacing lug 9 to link together support sleeve 5 and supporting seat 1, the convenience very of installation.

Example 4

On the basis of embodiment 3, further, a water seat support 12 is provided on the outer wall of the supporting sleeve 5, a water outlet seat 13 is installed on the water seat support 12, a raw water sleeve 32 is fixed at a raw water outlet 19 of the raw water tank 18, a sealing and leakage-stopping assembly 31 is installed in the raw water sleeve 32, the raw water sleeve 32 is detachably connected with the water outlet seat 13, and a water inlet of the water outlet seat 13 is connected with the rear water outlet 28.

The supporting sleeve 5 not only plays a role of limiting the filter element seat 3, but also plays a role of supporting the water outlet seat 13. The sealing and leakage-stopping assembly 31 on the raw water tank 18 is an existing component and will not be described in detail.

Example 5

On the basis of embodiment 4, further, the water purification device further comprises an outer support 14, the outer support 14 is fixed on the bottom plate 34, a containing cavity 35 is arranged on the outer support 14, the water outlet support is installed in the containing cavity 35, a first opening 16 and a second opening 17 are arranged on the upper side wall of the outer support 14, the upper end of the water outlet base 13 is located in the first opening 16, the postposition activated carbon filter element 26 penetrates through the second opening 17 to be connected with the filter element base 3, and the water purification tank 29 is installed on the outer support 14. The outer bracket 14 functions to support the fresh water tank 29.

The second opening 17 is further provided with a second groove, and the second groove is covered with a cover 15. The cartridge can be removed from the second opening 17 by opening the lid 15.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A post-filtration device, comprising:

the raw water tank comprises a raw water outlet;

the pre-filter element comprises a raw water inlet and a purified water outlet, and the raw water inlet is connected with the pressurization water outlet;

the water purification tank comprises a water purification water inlet which is communicated with the rear water outlet.

2. A post-filter device according to claim 1, further comprising:

a base plate;

go out the water support, it fixes to go out the water support on the bottom plate, rearmounted active carbon filter core can dismantle to be connected go out on the water support, the water purification case sets up rearmounted active carbon filter core's top, the water purification case with go out the water support and can dismantle the connection.

3. A post-filter device according to claim 2, wherein the outlet support comprises:

a support seat, wherein the support seat is provided with a holding tank

The filter element seat is installed in the accommodating groove, the rear active carbon filter element is detachably connected with the filter element seat, and a positioning bulge is arranged on the outer wall of the filter element seat;

the inner wall of the supporting sleeve is fixedly provided with a limiting step, the supporting sleeve is arranged on the filter element seat, the limiting step is arranged above the positioning bulge, and the supporting sleeve is connected with the supporting seat.

4. The post-filtering device as claimed in claim 3, wherein the supporting base has a plurality of supporting rods, a plurality of supporting rods are fixed on the bottom plate, a plurality of supporting rods are circumferentially arrayed on the bottom plate, a receiving groove is formed between the plurality of supporting rods, a limiting groove is formed on the inner side wall of each supporting rod, a limiting projection is formed on the inner wall of each limiting groove, side communicating grooves corresponding to the supporting rods one by one are formed on the side wall of the supporting sleeve, an inclined rod is fixed on the lower inner wall of each side communicating groove, the inclined rods are inclined toward the outer side of the supporting sleeve, and the inclined rods are located below the corresponding limiting projections.

5. The post-filter device as claimed in claim 4, wherein the support sleeve has a water seat support on the outer wall thereof, the water seat support is provided with a water outlet seat, the raw water outlet of the raw water tank is fixed with a raw water sleeve, the raw water sleeve is detachably connected with the water outlet seat, and the water inlet of the water outlet seat is connected with the post-outlet.

6. The post-filtering device of claim 5, further comprising an outer bracket fixed on the bottom plate, wherein the outer bracket is provided with a containing cavity, the water outlet bracket is installed in the containing cavity, the upper side wall of the outer bracket is provided with a first opening and a second opening, the upper end of the water outlet base is located in the first opening, the post-positioned activated carbon filter element penetrates through the second opening to be connected with the filter element base, and the water purifying tank is installed on the outer bracket.