CN216092584U

CN216092584U - Filter core convenient to change for domestic water purifier

Info

Publication number: CN216092584U
Application number: CN202122524420.8U
Authority: CN
Inventors: 李炳龙
Original assignee: Tianjin Shihanhaowei Technology Co ltd
Current assignee: Tianjin Shihanhaowei Technology Co ltd
Priority date: 2021-10-20
Filing date: 2021-10-20
Publication date: 2022-03-22
Anticipated expiration: 2031-10-20

Abstract

The utility model discloses a filter element convenient to replace for a household water purifier, which comprises a shell, wherein a filter element cover is arranged above the shell, an insertion pipe is arranged at the top end of the shell, a top pipe is arranged at the upper end of the insertion pipe, a sealing ring is arranged on the side wall at the upper end of the top pipe, a telescopic groove is arranged on the side wall of the insertion pipe, a first spring is arranged in the telescopic groove, a triangular clamping block is arranged at one end, away from the insertion pipe, of the first spring, a triangular clamping groove is arranged on the inner wall of one end, close to the shell, of the filter element cover, and a sliding groove is arranged on the inner wall of one end, close to the top pipe, of the insertion pipe; the filter element convenient to replace for the household water purifier has the advantages that the triangular clamping block, the triangular clamping groove and the first spring are arranged, so that the operation steps of disassembling and assembling the shell are greatly facilitated, and the damage to the filter element cover caused by improper disassembly and assembly of a user can be effectively avoided; through setting up push pipe, spout, second spring, can reach the compactness that increases push pipe top and filter core lid inner wall contact, can effectively prevent the condition of leaking.

Description

Filter core convenient to change for domestic water purifier

Technical Field

The utility model relates to the technical field of water purifiers, in particular to a filter element convenient to replace for a household water purifier.

Background

In the rapid development process of our society, people always consider the health and cleaning problems of our own at our head, so people pay more and more attention to the cleaning quality of drinking water, and a household water purifier is a drinking water device for deeply treating tap water, is connected with a tap water pipe by the water purifier, and filters and purifies the tap water to meet the cleaning requirement of the household water, so that the household water purifier is widely used by many families as a device for protecting the self-water of the families; after the water purifier is used for a long time, a new filter element is often required to be replaced so as to ensure the normal water purifying effect of the water purifier.

The prior art has the following defects or problems:

1. most of filter elements of the existing household water purifier are usually connected in a threaded connection or clamping manner, the threaded connection is easy to loosen, and the filter elements are easy to damage due to careless clamping connection and installation;

2. the filter element of the existing household water purifier is easy to leak due to the abrasion inside the filter element after being replaced for many times.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art and provide a filter element which is convenient to replace and used for a household water purifier so as to solve the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a domestic water purifier is with filter core convenient to change, includes the casing, the casing top is provided with the filter core lid, the casing top is provided with the intubate, the intubate upper end is provided with the push pipe, push pipe upper end lateral wall is provided with the sealing washer, the intubate lateral wall is provided with flexible groove, flexible inslot portion is provided with first spring, the one end that the intubate was kept away from to first spring is provided with the triangle fixture block, the one end inner wall that the filter core lid is close to the casing is provided with the triangle draw-in groove, the one end inner wall that the intubate is close to the push pipe is provided with the spout, push pipe bottom lateral wall is provided with the stopper, the stopper lower extreme is provided with the second spring.

According to the preferred technical scheme, the triangular clamping block is in a right-angled triangle shape, two ends of the first spring are fixedly connected with the triangular clamping block and the inner wall of the telescopic groove respectively, and the triangular clamping block stretches in the telescopic groove in a sliding mode.

According to the preferred technical scheme, the number of the triangular clamping grooves and the number of the triangular clamping blocks are two, the triangular clamping grooves are triangular, and the triangular clamping blocks are clamped with the triangular clamping grooves.

As a preferred technical scheme of the utility model, the jacking pipe is fixedly connected with the sealing ring, the outer diameter size of the jacking pipe is matched with the inner diameter size of the upper end of the insertion pipe, and the jacking pipe can slide and stretch in the insertion pipe.

As the preferred technical scheme of the utility model, the limiting block and the jacking pipe are integrally constructed, the limiting block and the sliding groove are both in a circular ring shape, and the limiting block is inserted into the sliding groove.

As a preferable technical scheme of the utility model, two ends of the second spring are respectively and fixedly connected with a limiting block and a sliding groove, the outer diameter size of the limiting block is matched with the inner diameter size of the sliding groove, and the limiting block slides in the sliding groove.

Compared with the prior art, the utility model provides a filter element convenient to replace for a household water purifier, which has the following beneficial effects:

1. the filter element convenient to replace for the household water purifier is provided with the triangular clamping block, the triangular clamping groove and the first spring, the inserting pipe and the filter element cover are clamped through the triangular clamping block and the triangular clamping groove, the inserting tube has a downward pulling force on the triangular clamping block under the influence of the gravity of the shell, so that the triangular clamping block is stably clamped in the triangular clamping groove, when the shell is disassembled, the inserting tube is pushed upwards to drive the triangular clamping block to move upwards, the bevel edge of the triangular clamping block is extruded by the inner wall of the filter element cover, so that the triangular clamping block is forced to contract into the contraction groove, the first spring contracts, then the inserting tube is rotated to drive the triangular clamping block to rotate, and the triangular clamping block and the triangular clamping groove are dislocated, the insertion pipe can be directly taken out of the filter element cover, so that the installation is stable, the operation steps of disassembling and assembling the shell are greatly facilitated, and the damage to the filter element cover caused by improper disassembly and assembly of a user can be effectively avoided;

2. this domestic water purifier is with filter core convenient to change, through setting up the push pipe, the spout, the second spring, the intubate top offsets through push pipe and filter cover inner chamber top, the push pipe slides in the spout through the stopper, it is flexible in the intubate upper end to make the push pipe, the intubate of being convenient for on the one hand impels in the filter cover and reaches the purpose of dismantling, on the other hand push pipe top is extruded by filter cover inner wall, the stopper receives the reverse effort of second spring, thereby make the second spring extrude the push pipe, increase the tightness of push pipe top and the contact of filter cover inner wall, can effectively prevent the condition of leaking.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is an enlarged view of the structure of part A of the present invention;

FIG. 4 is an enlarged view of the structure of part B of the present invention.

In the figure: 1. a housing; 2. a filter element cover; 3. inserting a tube; 4. jacking pipes; 5. a seal ring; 6. a telescopic groove; 7. a first spring; 8. a triangular clamping block; 9. a triangular clamping groove; 10. a chute; 11. a limiting block; 12. a second spring.

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.

Referring to fig. 1-4, in this embodiment: the utility model provides a domestic water purifier is with filter core convenient to change, which comprises a

housin

1, 1 top of casing is provided with

filter core lid

2, 1 top of casing is provided with

intubate

3, 3 upper ends of intubate are provided with

push pipe

4, 4 upper end lateral walls of push pipe are provided with sealing

washer

5, 3 lateral walls of intubate are provided with flexible groove 6, flexible inslot 6 inside is provided with first spring 7, the one end that intubate 3 was kept away from to first spring 7 is provided with triangle fixture block 8, the one end inner wall that filter core lid 2 is close to casing 1 is provided with triangle draw-in

groove

9, 3 one end inner walls that are close to push pipe 4 of intubate are provided with

spout

10, 4 bottom lateral walls of push pipe are provided with stopper 11, stopper 11 lower extreme is provided with second spring 12.

In the embodiment, the triangular clamping block 8 is in a right triangle shape, two ends of the first spring 7 are respectively fixedly connected with the triangular clamping block 8 and the inner wall of the telescopic groove 6, and the triangular clamping block 8 slides and stretches in the telescopic groove 6 and is used for being clamped with the triangular slot, so that the insertion tube 3 and the filter element cover 2 are clamped through the triangular clamping block 8 and the triangular clamping groove 9; the number of the triangular clamping grooves 9 and the number of the triangular clamping blocks 8 are two, the triangular clamping grooves 9 are triangular, and the triangular clamping blocks 8 are clamped with the triangular clamping grooves 9, so that the operation steps of disassembling and assembling the shell 1 are greatly facilitated, and the damage to the filter element cover 2 caused by improper disassembly and assembly of a user can be effectively avoided; the top pipe 4 is fixedly connected with the sealing ring 5, the outer diameter size of the top pipe 4 is matched with the inner diameter size of the upper end of the insertion pipe 3, and the top pipe 4 slides and stretches in the insertion pipe 3, so that the insertion pipe 3 can be conveniently pushed in the filter element cover 2 to achieve the purpose of disassembly; the limiting block 11 and the top pipe 4 are integrally constructed, the limiting block 11 and the sliding groove 10 are both in a circular ring shape, the limiting block 11 is inserted into the sliding groove 10, the limiting block 11 can conveniently slide in the sliding groove 10, and the insertion pipe 3 can conveniently move upwards relative to the top pipe 4; the both ends of second spring 12 respectively with stopper 11, spout 10 fixed connection, 11 external diameter sizes of stopper and 10 internal diameter sizes looks adaptations of spout, stopper 11 slides in spout 10 is inside, utilizes second spring 12 to push pipe 4, increases the compactness of 4 tops of push pipe and the contact of 2 inner walls of filter element lid.

The working principle and the using process of the utility model are as follows: the user firstly aligns the triangular clamping block 8 with the triangular clamping groove 9, inserts the inserting tube 3 into the filter element cover 2, the inner wall of the filter element cover 2 extrudes the triangular clamping block 8, the triangular clamping block 8 shrinks and enters the telescopic groove 6 until the triangular clamping block 8 is in butt joint with the triangular clamping groove 9, the triangular clamping block 8 is ejected into the triangular clamping groove 9 under the thrust of the first spring 7, so that the inserting tube 3 is clamped with the filter element cover 2 through the triangular clamping block 8 and the triangular clamping groove 9, meanwhile, the inserting tube 3 has downward tension on the triangular clamping block 8 under the influence of the gravity of the shell 1, so that the triangular clamping block 8 is stably clamped in the triangular clamping groove 9, when the shell 1 is disassembled, the inserting tube 3 is pushed upwards, the triangular clamping block 8 is driven by the inserting tube 3 to move upwards, the bevel edge of the triangular clamping block 8 is extruded by the inner wall of the filter element cover 2, so that the triangular clamping block 8 is stressed and shrunk and enters the shrinking groove, the first spring 7 shrinks, and meanwhile, the inserting tube 3 moves upwards relative to the pushing tube 4, stopper 11 extrudees second spring 12 and slides in spout 10, rotates intubate 3 again, and intubate 3 drives triangle fixture block 8 and rotates, makes triangle fixture block 8 and triangle draw-in groove 9 translocation, can directly take out intubate 3 in filter core lid 2, has made things convenient for the operating procedure of casing 1 dismantlement and installation greatly.

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 changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a domestic water purifier is with filter core of being convenient for change which characterized in that: including casing (1), casing (1) top is provided with filter element lid (2), casing (1) top is provided with intubate (3), intubate (3) upper end is provided with push pipe (4), push pipe (4) upper end lateral wall is provided with sealing washer (5), intubate (3) lateral wall is provided with flexible groove (6), flexible groove (6) inside is provided with first spring (7), the one end that intubate (3) were kept away from in first spring (7) is provided with triangle fixture block (8), the one end inner wall that filter element lid (2) are close to casing (1) is provided with triangle draw-in groove (9), the one end inner wall that intubate (3) are close to push pipe (4) is provided with spout (10), push pipe (4) bottom lateral wall is provided with stopper (11), stopper (11) lower extreme is provided with second spring (12).

2. A filter cartridge for a domestic water purifier in accordance with claim 1, wherein: the triangular clamping block (8) is in a right triangle shape, two ends of the first spring (7) are fixedly connected with the triangular clamping block (8) and the inner wall of the telescopic groove (6) respectively, and the triangular clamping block (8) slides and stretches in the telescopic groove (6).

3. A filter cartridge for a domestic water purifier in accordance with claim 1, wherein: the triangular clamping grooves (9) and the triangular clamping blocks (8) are two in number, the triangular clamping grooves (9) are triangular, and the triangular clamping blocks (8) are connected with the triangular clamping grooves (9) in a clamped mode.

4. A filter cartridge for a domestic water purifier in accordance with claim 1, wherein: the pipe jacking device is characterized in that the pipe jacking (4) is fixedly connected with the sealing ring (5), the outer diameter of the pipe jacking (4) is matched with the inner diameter of the upper end of the insertion pipe (3), and the pipe jacking (4) can slide and stretch in the insertion pipe (3).

5. A filter cartridge for a domestic water purifier in accordance with claim 1, wherein: stopper (11) and push pipe (4) integral type structure, stopper (11) all are the ring form with spout (10), inside stopper (11) inserted spout (10).

6. A filter cartridge for a domestic water purifier in accordance with claim 1, wherein: the two ends of the second spring (12) are fixedly connected with the limiting block (11) and the sliding groove (10) respectively, the outer diameter of the limiting block (11) is matched with the inner diameter of the sliding groove (10), and the limiting block (11) slides inside the sliding groove (10).