CN216129444U

CN216129444U - Leading filter and water heater

Info

Publication number: CN216129444U
Application number: CN202121955928.7U
Authority: CN
Inventors: 郭灵华; 谢志辉; 陈俊; 邓飞忠; 仇明贵; 潘叶江
Original assignee: Vatti Co Ltd
Current assignee: Vatti Co Ltd
Priority date: 2021-08-19
Filing date: 2021-08-19
Publication date: 2022-03-25
Anticipated expiration: 2031-08-19

Abstract

The utility model discloses a pre-filter and a water heater. The pre-filter comprises a first cup body structure and a second cup body structure, wherein the first cup body structure is hollow and is provided with a water inlet and a water outlet; the second cup body structure comprises a second cup body, and the second cup body is hollow and is detachably connected with the first cup body to form a filter cavity; the filter element structure is arranged in the filter cavity and is detachably arranged between the first cup body and the second cup body; and one end of the ultraviolet line structure is arranged in the filter element structure, and the other end of the ultraviolet line structure is abutted against the inner side of the upper part of the first cup body. The water heater provided by the utility model comprises the pre-filter.

Description

Leading filter and water heater

Technical Field

The utility model relates to the technical field of household appliances, in particular to a pre-filter and a water heater.

Background

Some existing water heaters have the function of sterilization and disinfection. The ultraviolet sterilizing lamp is additionally arranged at the water inlet end of the water heater, and harmful bacteria in water are killed by ultraviolet rays emitted by the ultraviolet sterilizing lamp with the wave band of 250-270 nm. At present, the service life of the ultraviolet germicidal lamp is generally short, generally 2000h, and the ultraviolet germicidal lamp needs to be replaced after being damaged, and the existing ultraviolet germicidal lamp is generally arranged in a water heater, so that the assembly, disassembly and replacement of the ultraviolet lamp are difficult.

Therefore, a pre-filter is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving, at least to some extent, one of the problems associated with the prior art, and to this end, the present invention provides a pre-filter that facilitates the removal and replacement of the uv structure.

The above purpose is realized by the following technical scheme:

a pre-filter, comprising:

the first cup body structure comprises a first cup body, and the first cup body is hollow and is provided with a water inlet and a water outlet;

the second cup body structure comprises a second cup body, and the second cup body is hollow and is detachably connected with the first cup body to form a filter cavity;

the filter element structure is arranged in the filter cavity and is detachably arranged between the first cup body and the second cup body;

and one end of the ultraviolet line structure is arranged in the filter element structure, and the other end of the ultraviolet line structure is abutted against the inner side of the upper part of the first cup body.

Optionally, the ultraviolet ray structure includes ultraviolet lamp body and sets up the ring flange of ultraviolet lamp body upside, the upside of ring flange with the inboard butt in the upper portion of first cup, the ultraviolet lamp body sets up in the filter core structure.

Optionally, the inner side of the upper portion of the first cup body is provided with a step, and the upper side of the flange abuts against the lower side of the step.

Optionally, the ultraviolet ray structure still includes support and first sealing washer, the support sets up the upside or the downside of ring flange, first sealing washer cover is established on the support and be located the inner wall of first cup with between the support, be used for sealing first cup with the clearance between the support.

Optionally, the filter core structure includes the filter core body, the surface of ultraviolet lamp body with the medial surface laminating setting of filter core body.

Optionally, the filter core structure still includes the drainage via hole, the drainage via hole is provided with a plurality ofly, and a plurality of drainage via holes evenly set up the outside of filter core body.

Optionally, the filter element structure further includes a connecting member, the connecting member is disposed on the upper portion of the filter element body, a first abutting portion is disposed on the outer side of the connecting member, a second abutting portion is further disposed on the inner side of the first cup body, the upper side of the first abutting portion abuts against the lower side of the second abutting portion, a second sealing ring is further disposed between the first abutting portion and the second abutting portion, and the second sealing ring is used for sealing a gap between the first abutting portion and the second abutting portion.

Optionally, the filter core structure still includes a plurality of apopores, and is a plurality of the apopore evenly sets up the upper portion of filter core body and with the delivery port intercommunication.

Optionally, the first cup is threadably connected to the second cup.

The utility model also provides a water heater, which comprises the pre-filter.

Compared with the prior art, the utility model at least comprises the following beneficial effects:

the utility model provides a pre-filter which comprises a first cup body structure, a second cup body structure, a filter element structure and an ultraviolet structure. The first cup body structure comprises a first cup body, and the first cup body is hollow and provided with a water inlet and a water outlet. The second cup body structure comprises a second cup body, and the second cup body is hollow and is detachably connected with the first cup body to form a filter cavity. The filter element structure is arranged in the filter cavity and is detachably arranged between the first cup body and the second cup body. One end setting of ultraviolet ray structure is in filter core structure, and the other end butt is at the inboard on the upper portion of first cup to realize the fixed of ultraviolet ray structure in the filter chamber, and be convenient for to the installation and the dismantlement of ultraviolet ray structure. The ultraviolet ray structure is used for emitting ultraviolet ray to the water that flows into the filter chamber from the water inlet to the effect of disinfecting to the water in the filter chamber is realized. And the water filtered by the filter element structure and disinfected by the ultraviolet structure flows out from the water outlet.

Drawings

FIG. 1 is a schematic perspective view of a pre-filter according to an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of a pre-filter according to an embodiment of the present invention;

FIG. 3 is an exploded view of a pre-filter provided in accordance with an embodiment of the present invention;

FIG. 4 is a schematic cross-sectional view of a first bowl of a pre-filter according to an embodiment of the present invention;

fig. 5 is a schematic cross-sectional view of a cartridge structure of a prefilter according to an embodiment of the present invention.

In the figure:

1. a first body structure; 11. a first cup body; 111. a step; 112. an internal thread; 113. a second abutting portion;

2. a second cup structure; 21. a second cup body; 211. an external thread; 212. ribs;

3. a filter element structure; 31. a filter element body; 32. a water outlet hole; 33. filtering water through the holes; 34. a base; 35. a connecting member;

4. an ultraviolet structure; 41. an ultraviolet lamp body; 42. a flange plate; 43. a support; 44. a connector; 45. a connecting wire;

300. a first seal ring; 200. a third seal ring; 100. and a second seal ring.

Detailed Description

The present invention is illustrated by the following examples, but the present invention is not limited to these examples. Modifications to the embodiments of the utility model or equivalent substitutions of parts of technical features without departing from the spirit of the utility model are intended to be covered by the scope of the claims of the utility model.

Referring to fig. 1-5, the present invention provides a pre-filter, which includes a first cup 11, a second cup 21, a filter element 3, and a uv filter 4. The first cup body 11 structure comprises a first cup body 11, wherein the first cup body 11 is hollow and is provided with a water inlet and a water outlet. The second cup body 21 structure 2 comprises a second cup body 21, and the second cup body 21 is hollow and is detachably connected with the first cup body 11 to form a filter cavity. The filter cartridge arrangement 3 is arranged in the filter chamber and is detachably mounted between the first cup 11 and the second cup 21. One end of the ultraviolet structure 4 is arranged in the filter element structure 3, and the other end of the ultraviolet structure abuts against the inner side of the upper part of the first cup body 11, so that the ultraviolet structure 4 is fixed in the filter cavity. The ultraviolet structure 4 is used for emitting ultraviolet rays to the water flowing into the filtering cavity from the water inlet, thereby realizing the effect of disinfecting the water in the filtering cavity. And the water filtered by the filter element structure 3 and disinfected by the ultraviolet ray structure 4 flows out from the water outlet.

Alternatively, the ultraviolet structure 4 includes an ultraviolet lamp body 41 and a flange 42 disposed on an upper side of the ultraviolet lamp body 41, wherein the ultraviolet lamp body 41 is configured to emit ultraviolet rays. The upside of ring flange 42 and the inboard butt on the upper portion of first cup 11, ultraviolet lamp body 41 sets up in filter core structure 3 to the effect of injecing ultraviolet lamp body 41 in filter core structure 3 has been realized, and the inboard butt that carries out on the upper portion through ring flange 42 and first cup 11 has avoided ultraviolet lamp body 41 directly to contact with the inboard on the upper portion of first cup 11, has ensured ultraviolet lamp body 41's security effectively, thereby has guaranteed ultraviolet lamp body 41's life-span.

Alternatively, the inside of the upper portion of the first cup 11 is provided with a step 111, and the upper side of the flange 42 abuts against the lower side of the step 111. The flange 42 is brought into abutment with the inner side of the upper portion of the first cup 11 by providing a step 111 on the inner side of the upper portion of the first cup 11.

Optionally, the ultraviolet structure 4 further includes a support 43 and a first sealing ring 300, the support 43 is disposed on the upper side or the lower side of the flange 42, and the first sealing ring 300 is sleeved on the support 43 and located between the inner wall of the first cup 11 and the support 43 for sealing the gap between the first cup 11 and the support 43, so as to prevent water in the filter cavity from seeping out to the water outlet from the gap between the first cup 11 and the support 43 without being filtered by the filter element structure 3.

Optionally, the uv structure 4 further comprises a connection line 45 and a connector 44. One end of the connecting wire 45 is electrically connected to the ultraviolet lamp body 41 after passing through the support 43 and the flange 42, and the other end is electrically connected to the connector 44 after passing through the first cup 11. The connector 44 is electrically connected to the controller of the water heater.

Optionally, the filter element structure 3 includes a filter element body 31, and an outer surface of the ultraviolet lamp body 41 is attached to an inner side surface of the filter element body 31, so as to ensure relative stability between the ultraviolet lamp body 41 and the filter element body 31.

Optionally, the filter element structure 3 further includes a plurality of water filtering through holes 33, the water filtering through holes 33 are provided, the plurality of water filtering through holes 33 are uniformly provided outside the filter element body 31, and water in the filter cavity enters the filter element body 31 through the plurality of water filtering through holes. Avoid the impurity of large granule to get into filter core body 31, cause the jam to filter core body 31, influence filter core structure 3's drainage effect.

Optionally, the filter element structure 3 further includes a connecting member 35, the connecting member 35 is disposed on the upper portion of the filter element body 31, a first abutting portion is disposed on an outer side of the connecting member 35, a second abutting portion 113 is further disposed on an inner side of the first cup 11, an upper side of the first abutting portion abuts against a lower side of the second abutting portion 113, a second sealing ring 100 is further disposed between the first abutting portion and the second abutting portion 113, and the second sealing ring 100 is used for sealing a gap between the first abutting portion and the second abutting portion 113, so as to prevent water in the filter cavity from flowing out to the water outlet from the gap between the first abutting portion and the second abutting portion 113 without being filtered by the filter structure.

Optionally, a filter element arrangement

3 further comprises a base 34, the base 34 being arranged on the bottom side of the body 31, the body 31 being defined between the first cup 11 and the second cup 21 by the base 34 and the second abutment 113, so as to achieve the fixing effect of the body 31 in the filter chamber.

Optionally, a filter element arrangement

3 still include a plurality of apopores 32, a plurality of apopores 32 evenly set up on the upper portion of filter core body 31 and communicate with the delivery port to the rivers that filter after via filter core body 31 flow to the delivery port.

Optionally, the first cup 11 is threadedly connected to the second cup 21 to enable a detachable connection between the first cup 11 and the second cup 21. Of course, in other embodiments, the first cup 11 and the second cup 21 may be detachably connected by a snap, which is not limited herein.

Optionally, a third sealing ring 200 is further disposed at a threaded connection between the first cup 11 and the second cup 21, and the third sealing ring 200 is used for sealing a gap between the first cup 11 and the second cup 21, so as to prevent water in the filter chamber from leaking out from between the first cup 11 and the second cup 21, which may cause water leakage of the pre-filter.

Specifically, the lower portion of the first cup 11 is provided with an internal thread 112, and the upper portion of the second cup 21 is provided with an external thread 211 that mates with the internal thread 112.

Specifically, when the filter element body 31 needs to be replaced, the filter element body 31 can be detached only by screwing the second cup 21 so that the second cup 21 is separated from the first cup 11. When the ultraviolet lamp body 41 needs to be replaced, the ultraviolet lamp body 41 can be taken out of the filter element body 31 after the filter element body 31 is detached, and the operation is simple.

Optionally, a rib 212 is further provided on the outside of the second cup 21 to facilitate screwing to the second cup 21 by the user.

The utility model also provides a water heater, which comprises the pre-filter.

What has been described above are merely some embodiments of the present invention. It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the inventive concept thereof, and these changes and modifications can be made without departing from the spirit and scope of the utility model.

Claims

1. A pre-filter, comprising:

the first cup body structure (1) comprises a first cup body (11), wherein the first cup body (11) is hollow and is provided with a water inlet (12) and a water outlet (13);

the second cup body structure (2) comprises a second cup body (21), and the second cup body (21) is hollow and is detachably connected with the first cup body (11) to form a filter cavity;

a filter element arrangement (3) arranged in the filter chamber and detachably mounted between the first cup (11) and the second cup (21);

and one end of the ultraviolet structure (4) is arranged in the filter element structure (3), and the other end of the ultraviolet structure is abutted against the inner side of the upper part of the first cup body (11).

2. The prefilter of claim 1 wherein said uv structure (4) comprises a uv lamp body (41) and a flange (42) disposed on the upper side of said uv lamp body (41), the upper side of said flange (42) abutting the inside of the upper portion of said first cup (11), said uv lamp body (41) being disposed within said filter element structure (3).

3. A pre-filter according to claim 2, characterised in that the inner side of the upper part of the first cup (11) is provided with a step (111), and the upper side of the flange (42) abuts against the lower side of the step (111).

4. The prefilter of claim 2 wherein said uv structure (4) further comprises a support (43) and a first sealing ring (300), said support (43) being disposed on the upper or lower side of said flange (42), said first sealing ring (300) being fitted over said support (43) and between the inner wall of said first cup (11) and said support (43) for sealing the gap between said first cup (11) and said support (43).

5. The prefilter of claim 2 wherein said filter element arrangement (3) comprises a filter element body (31), said uv lamp body (41) having an outer surface which is arranged to abut an inner surface of said filter element body (31).

6. The pre-filter according to claim 5, wherein the filter element structure (3) further comprises a plurality of water filtering through holes (33), the plurality of water filtering through holes (33) are uniformly arranged on the outer side of the filter element body (31).

7. The prefilter of claim 5 wherein said cartridge structure (3) further comprises a connecting member (35), said connecting member (35) is disposed at the upper portion of said cartridge body (31), a first abutting portion is disposed at the outer side of said connecting member (35), a second abutting portion (113) is disposed at the inner side of said first cup (11), the upper side of said first abutting portion abuts against the lower side of said second abutting portion (113), a second sealing ring (100) is disposed between said first abutting portion and said second abutting portion (113), and said second sealing ring (100) is used for sealing the gap between said first abutting portion and said second abutting portion (113).

8. The pre-filter according to claim 5, characterized in that the filter element structure (3) further comprises a plurality of water outlet holes (32), the plurality of water outlet holes (32) are uniformly arranged at the upper part of the filter element body (31) and are communicated with the water outlet (13).

9. A pre-filter according to any of claims 1-8, characterised in that the first bowl (11) is screwed to the second bowl (21).

10. A water heater comprising a pre-filter according to any one of claims 1 to 9.