CN210356262U

CN210356262U - Filter core, filter element group spare and purifier with stagnant water function

Info

Publication number: CN210356262U
Application number: CN201921149705.4U
Authority: CN
Inventors: 陈伟杰; 高威; 吴紫阳; 陈诗洁; 滕勇; 袁斯琪; 关乃公; 田爽; 李林仕
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2019-07-19
Filing date: 2019-07-19
Publication date: 2020-04-21
Anticipated expiration: 2029-07-19

Abstract

The utility model discloses a filter core, filter element group spare and purifier with stagnant water function, the filter core includes casing, lid, end and adapter, the casing is screwed on the end, the top and the lid fixed connection of end lateral wall, lid and end form the space that holds the adapter, the adapter is hollow structure, adapter bottom and end top surface intercommunication, casing, lid, end and adapter form the rivers passageway, set up stagnant water structure on the adapter, the opening or the closure of rivers passageway is controlled to stagnant water structure; the filter element assembly comprises a filter bottle body and a filter bottle cover, wherein the filter bottle cover is fixed on the filter bottle body, the filter bottle body and the filter bottle cover jointly form a cavity, and the filter element with the water stopping function is arranged in the cavity. The purifier includes foretell filter element group spare. The filter core contain the stagnant water structure, opening and the closure of stagnant water structural control rivers passageway to take place the phenomenon of leaking when changing the core.

Description

Filter core, filter element group spare and purifier with stagnant water function

Technical Field

The utility model relates to a filter core especially relates to a filter core, filter element group spare and purifier with stagnant water function.

Background

The water purifier mainly uses physical filtration as a main product, so that the filter element is determined to be invalid due to the attachment of dirt and blocking substances after the filter element is used for a period of time, and the filter element of the water purifier needs to be replaced regularly.

At present, the filter core of most purifier does not have the stagnant water function usually, when changing, dismantling the filter core, can not the automatic cutout water route, leads to the water of water route the inside to spill over among filter core or the adapting unit, arouses to leak, brings inconvenience for the operation, makes user experience feel greatly reduced simultaneously.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a filter core, filter element group spare and purifier with stagnant water function to the inconvenient technical problem who causes the leakage of operation when the filter core of solving current purifier is changed.

In order to achieve the above object, the utility model discloses a concrete technical scheme as follows of filter core, filter element group spare and purifier with stagnant water function:

the utility model provides a filter core with stagnant water function, includes casing, lid, end and adapter, the casing is screwed on the end, the top and the lid fixed connection of end lateral wall, lid and end form the space that holds the adapter, the adapter is hollow structure, adapter bottom and end top surface intercommunication, casing, lid, end and adapter form the rivers passageway, set up the stagnant water structure on the adapter, opening or the closure of stagnant water structure control rivers passageway.

Further, the stagnant water structure includes spacing arch, and spacing arch sets up on the lateral wall of adapter, and spacing arch distributes along the circumference of adapter, and the lid includes first linkage segment and the mid-connection section that sets up with the axle center, and first linkage segment and mid-connection section are connected through first shoulder, and opening and closure of spacing bellied lateral wall through the separation with first shoulder and contact control rivers passageway.

Further, the orientation set up U type annular on the spacing arch of lid inner wall direction, the height that highly is less than the bottom lateral wall of the top lateral wall of annular, sets up first sealing washer in the annular, and when spacing arch closed rivers passageway, the bottom lateral wall of annular and the bottom surface contact of first shoulder, the corner contact of first sealing washer and first shoulder.

Furthermore, stagnant water structure still includes the spring, and the spring housing is established on the adapter, and the spring top is with spacing protruding butt, and spring bottom and end top surface butt, the spring is in the contraction state, makes first sealing washer and first shoulder cooperation and then the opening and the closure of automatic control rivers passageway through the compression state of adjusting spring.

Further, the end includes inner tube and the outer tube that sets up with the axle center, and connecting ring board fixed connection is passed through on inner tube and the outer tube top, and the adapter bottom stretches into in the inner tube of end, adapter and inner tube sealing connection.

Further, from the top down sets up a plurality of fixed slots on the lateral wall of adapter bottom, and the fixed slot sets up the second sealing washer along the circumference distribution of adapter in the fixed slot.

Furthermore, the bottom opening of the inner tube is sleeved with a water stopping nozzle which comprises a body, one end of the body is an upper port, transition surfaces are symmetrically arranged at the other end of the body, and the end part of each transition surface is in a slit shape.

Furthermore, the end part of the transition surface is fixedly connected with one end of the pair of flat surfaces, and the other end of the flat surfaces is a slit-shaped lower port.

Furthermore, the upper end opening is cylindrical, a mounting groove is formed in the outer side wall of the bottom of the inner pipe, and the water stopping nozzle is sleeved on the mounting groove.

Furthermore, the water stop nozzle is made of soft rubber materials.

The utility model provides a filter element group spare, includes filter flask body and filter flask lid, the filter flask lid is fixed on the filter flask body, filter flask body and filter flask lid form a cavity jointly, set up foretell filter core that has the stagnant water function in the cavity.

A water purifier comprises the filter element assembly.

The utility model discloses a filter core, filter element group spare and purifier with stagnant water function has following advantage:

the filter core include the stagnant water structure, the connector of inside pipeline and water passageway can be sealed to the stagnant water structure for complete machine inside pipeline well water can't leak outward when the renew cartridge, satisfies user operation requirement, makes things convenient for the renew cartridge, improves user experience.

Further, the inner tube bottom of end set up the stagnant water mouth, stagnant water effect when further reinforcing filter core is changed.

Finally, purifier renew cartridge convenient, labour saving and time saving, be convenient for promote on a large scale.

Drawings

Fig. 1 is a sectional view showing a closed state of a water flow passage of a filter element according to the present invention;

FIG. 2 is a sectional view showing the open state of the water flow passage of the filter element of the present invention;

FIG. 3 is an exploded view of the assembly of the end of the present invention and the water stop nozzle;

FIG. 4 is a cross-sectional view of the utility model after the assembly of the end head and the water stop nozzle;

FIG. 5 is a schematic structural view of the water stop nozzle of the present invention when viewed from the lower port side;

FIG. 6 is a schematic structural view of the water stop nozzle of the present invention when viewed from the upper port side;

fig. 7 is a schematic structural view of the water stop nozzle of the present invention when water is supplied.

The reference numbers in the figures illustrate: 1. a housing; 2. a cover body; 21. a first connection section; 22. a first shoulder; 23. a middle connecting section; 24. a second shoulder; 25. a second connection section; 3. a tip; 31. an inner tube; 311. mounting grooves; 32. an outer tube; 33. a connecting ring plate; 4. a filter structure; 5. an adapter; 51. a limiting bulge; 52. a first seal ring; 53. a spring; 54. a second seal ring; 6. a water stop nozzle; 61. a body; 62. a transition surface; 63. leveling the surface; 64. a lower port; 65. and an upper port.

Detailed Description

In order to better understand the purpose, structure and function of the present invention, the following description is made in detail with reference to the accompanying drawings for the filter element, the filter element assembly and the water purifier with water stop function of the present invention.

As shown in fig. 1, the utility model discloses a filter core with stagnant water function, including casing 1 with the axle center setting, lid 2, end 3, adapter 5 and filtration 4, casing 1 is the tube-shape, generally, it is cylindric, filtration 4 fixes on the 3 bottom surfaces of end, the top and the lid 2 fixed connection of 3 lateral walls of end, casing 1 screws on the lateral wall of 3 bottoms of end, end 3 and casing 1 form the cavity that holds filtration 4, lid 2 and end 3 form the cavity that holds adapter 5, adapter 5 is hollow structure, adapter 5 bottom and 3 top surfaces of end intercommunication, casing 1, lid 2, end 3 and adapter 5 form the rivers passageway, set up the stagnant water structure on adapter 5, opening or being closed of stagnant water structure control rivers passageway. Water flows into end 3 from the top of adapter 5, and is arranged to lid 2 in from 3 top surfaces of end after filtration through filtration structure 4 to discharge to the filter core outside from the gap between lid 2 and the adapter 5, open or closed rivers passageway through the stagnant water structure, can't leak outward for complete machine inside pipeline normal water when changing the filter core, satisfy user operation requirement, conveniently change the filter core, improve user experience.

Further, end 3 includes inner tube 31 and outer tube 32 with the axle center setting, and inner tube 31 and outer tube 32 top are through connecting ring plate 33 fixed connection, set up the apopore on the connecting ring plate 33, and filtration 4 is used for filtering the water that gets into in the filter core, and filtration 4 can be membrane silk, the cotton filter core of PP, carbon rod filter core and PAC filter core isotructure, and filtration 4 tops are fixed on the bottom surface of the connecting ring plate 33 of end 3 through modes such as bonding, grafting.

The stagnant water structure includes spacing arch 51, spacing arch 51 sets up on adapter 5's lateral wall, spacing arch 51 distributes along adapter 5's circumference, lid 2 includes first linkage segment 21 and middle part linkage segment 23 with the axle center setting, the diameter of first linkage segment 21 is less than the diameter of middle part linkage segment 23, first linkage segment 21 and middle part linkage segment 23 are connected through first shoulder 22, spacing protruding 51's lateral wall is through the separation and the contact with first shoulder 22, thereby opening and the closure of control rivers passageway.

Further, in order to promote the water stopping effect, a U-shaped annular groove is formed in the limiting protrusion 51 facing the inner wall direction of the cover body 2, the height of the top side wall of the annular groove is smaller than that of the bottom side wall, a first sealing ring 52 is arranged in the annular groove, when the water flow channel is closed by the limiting protrusion 51, the bottom side wall of the annular groove is in contact with the bottom surface of the first shoulder 22, and the first sealing ring 52 is in contact with the corner of the first shoulder 22.

Further, the water stopping structure further comprises a spring 53, the spring 53 is sleeved on the adapter 5, the top end of the spring 53 is abutted to the limiting protrusion 51, the bottom end of the spring 53 is abutted to the top surface of the end head 3, the spring 53 is in a contraction state, and the first sealing ring 52 is matched with the first shoulder 22 by adjusting the compression state of the spring 53 so as to automatically control the opening and closing of the water flow channel. As shown in fig. 2, when the filter element is installed in the water purifier, the adapter 5 is pressed by external pressure to further contract the spring 53, so that the limiting protrusion 51 is separated from the first shoulder 22, and purified water inside the filter element can flow out from a gap between the adapter 5 and the cover body 2; when the filter element needs to be replaced due to the service life of the filter element, the adapter 5 is not extruded externally, the spring 53 is reset, the limiting bulge 51 is in sealing fit with the first shoulder 22, and the water in the filter element is prevented from overflowing to realize the water stopping function.

In the process of opening or closing the rivers passageway at spacing arch 51, adapter 5 will be along the axial lead direction translation from top to bottom, and in adapter 5 bottom stretched into the inner tube 31 of end 3, adapter 5 and inner tube 31 sealing connection set up a plurality of fixed slots from the top down on the lateral wall of adapter 5 bottom, and the fixed slot sets up second sealing washer 54 along the circumference distribution of adapter 5 in the fixed slot.

In order to further enhance the water stopping effect of the filter element, a water stopping nozzle 6 is sleeved at the opening at the bottom end of the inner pipe 31.

As shown in fig. 5-6, the water stop nozzle 6 includes an upper port 65 and a lower port 64, the upper port 65 is a water inlet, the lower port 64 is a water outlet, the water stop nozzle 6 includes a body 61, one end of the body 61 is the upper port 65, the other end of the body 61 is symmetrically provided with a transition surface 62, the end of the transition surface 62 is in a slit shape, the end of the transition surface 62 is fixedly connected with one end of a pair of flat surfaces 63, the other end of the flat surface 63 is the lower port 64 in a slit shape, and a hollow cavity is formed in the water stop nozzle 6.

Further, the upper port 65 is cylindrical, as shown in fig. 3-4, an installation groove 311 is provided on the outer side wall of the bottom of the inner tube 31, and the water stop mouth 6 is sleeved on the installation groove 311.

The water stop nozzle 6 is made of soft rubber material. As shown in fig. 7, under the action of the water pressure of the raw water, the transition surface 62 and the flat surface 63 on the water stop nozzle 6 deform to open and enlarge the water outlet, so that the raw water smoothly enters the filter element structure through the water stop nozzle 6; when the raw water is cut off, the water flow channel on the inner tube 31 has no water pressure, and the water outlet end of the water stop nozzle 6 is restored to be in a slit state, so that the water in the filter element is effectively prevented from flowing out, and the water stop function when the filter element is replaced and detached is realized.

Further, lid 2 still includes second linkage segment 25, and second linkage segment 25 passes through second shoulder 24 and middle part linkage segment 23 fixed connection, and the diameter of second linkage segment 25 is greater than the diameter of middle part linkage segment 23, sets up the lid on the inner wall of second linkage segment 25 and melts the portion soon, and the outer wall at outer tube top sets up the end and melts the portion soon, and lid 2's bottom and 3 tops of end are through melting technology fixed connection soon.

Set up the stopper along circumference on the outer tube 32 of end melt portion below soon, the opening part of second linkage segment 25 sets up the spacing groove that holds the stopper, and after lid 2 was fixed at end 3 through melting technology soon, the bottom surface of stopper and the bottom surface of lid 2 were in the coplanar.

Set up the external screw thread on the outer tube 32 outer wall of stopper below, set up the internal thread that uses with the external screw thread cooperation on the inner wall of 1 opening part of casing, casing 1 screws on outer tube 32, and the bottom surface contact of 1 top surface of casing and stopper, lid 2, on the one hand, casing 1 can be dismantled with end 3 and be connected, is convenient for change the filter core, and on the other hand, casing 1 is the same with the outer wall diameter of lid 2, and the outward appearance is more pleasing to the eye, level and smooth.

In order to enhance the sealing effect between the shell 1 and the end head 3, a limiting groove is arranged on the outer tube 32 below the external thread, and a sealing ring is arranged in the limiting groove.

Further, set up the holding tank respectively along circumference on the outer wall of casing 1 and lid 2 junction, the sealing washer is established to the holding tank endotheca, can further strengthen casing 1, end 3 and lid 2's sealed effect.

The utility model provides a filter element group spare, includes filter flask body and filter flask lid, and the filter flask lid is fixed on the filter flask body, and filter flask body and filter flask lid form a cavity jointly, set up the foretell filter core that has the stagnant water function in the cavity. Preferably, the cartridge is supported within the chamber by the housing 1.

The application provides a filter element group spare but wide application is in various equipment that need purify water, if: water purifier, drinking machine, humidifier, etc.

The utility model provides a water purifier, includes foretell filter element group spare for this water purifier effectively prevents the water in the complete machine internal pipeline and leaks outward when changing the filter element, promotes user experience.

This filter core includes the stagnant water structure, and the connector of inside pipeline and water passageway can be sealed to the stagnant water structure for water can't leak outward in the inside pipeline of complete machine when renew cartridge, satisfies user operation requirement, and convenient renew cartridge improves user experience. The bottom of the inner pipe 31 of the end head 3 is provided with a water stop nozzle 6, so that the water stop effect during filter element replacement is further enhanced. The filter element of the water purifier is convenient to replace, saves time and labor, and is convenient to popularize in a large range.

It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes or equivalents may be substituted for elements thereof by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application are intended to be covered by the present invention.

Claims

1. The utility model provides a filter core with stagnant water function, a serial communication port, including casing (1), lid (2), end (3) and adapter (5), casing (1) is screwed on end (3), the top and lid (2) fixed connection of end (3) lateral wall, lid (2) and end (3) form the space that holds adapter (5), adapter (5) are hollow structure, adapter (5) bottom and end (3) top surface intercommunication, casing (1), lid (2), end (3) and adapter (5) form the rivers passageway, set up the stagnant water structure on adapter (5), opening or the closure of stagnant water structure control rivers passageway.

2. The filter element with the water stopping function according to claim 1, wherein the water stopping structure comprises a limiting protrusion (51), the limiting protrusion (51) is arranged on the side wall of the adapter (5), the limiting protrusion (51) is distributed along the circumferential direction of the adapter (5), the cover body (2) comprises a first connecting section (21) and a middle connecting section (23) which are coaxially arranged, the first connecting section (21) and the middle connecting section (23) are connected through a first shoulder (22), and the side wall of the limiting protrusion (51) controls the opening and closing of the water flow channel through separation and contact with the first shoulder (22).

3. The filter element with the water stopping function according to claim 2, characterized in that a U-shaped annular groove is arranged on the limiting bulge (51) facing the inner wall of the cover body (2), the height of the top side wall of the annular groove is smaller than that of the bottom side wall, a first sealing ring (52) is arranged in the annular groove, when the limiting bulge (51) closes the water flow channel, the bottom side wall of the annular groove is contacted with the bottom surface of the first shoulder part (22), and the first sealing ring (52) is contacted with the corner of the first shoulder part (22).

4. The filter element with the water stopping function according to claim 2, wherein the water stopping structure further comprises a spring (53), the spring (53) is sleeved on the adapter (5), the top end of the spring (53) is abutted with the limiting protrusion (51), the bottom end of the spring (53) is abutted with the top surface of the end head (3), the spring (53) is in a contraction state, and the first sealing ring (52) is matched with the first shoulder (22) by adjusting the compression state of the spring (53) so as to automatically control the opening and closing of the water flow passage.

5. The filter element with the water stopping function as claimed in claim 2, wherein the end head (3) comprises an inner pipe (31) and an outer pipe (32) which are coaxially arranged, the top ends of the inner pipe (31) and the outer pipe (32) are fixedly connected through a connecting ring plate (33), the bottom end of the adapter (5) extends into the inner pipe (31) of the end head (3), and the adapter (5) is hermetically connected with the inner pipe (31).

6. A filter element with a water stopping function according to claim 5, characterized in that a plurality of fixing grooves are arranged on the side wall of the bottom end of the adapter (5) from top to bottom, the fixing grooves are distributed along the circumference of the adapter (5), and a second sealing ring (54) is arranged in each fixing groove.

7. The filter element with the water stopping function according to claim 5, wherein the water stopping nozzle (6) is sleeved at the opening at the bottom end of the inner tube (31), the water stopping nozzle (6) comprises a body (61), one end of the body (61) is an upper port (65), the other end of the body (61) is symmetrically provided with a transition surface (62), and the end of the transition surface (62) is in a slit shape.

8. The filter element with the water stopping function as recited in claim 7, wherein the end of the transition surface (62) is fixedly connected with one end of a pair of flat surfaces (63), and the other end of the flat surfaces (63) is a slit-shaped lower port (64).

9. The filter element with the water stopping function as claimed in claim 8, wherein the upper port (65) is cylindrical, a mounting groove (311) is formed on the outer side wall of the bottom of the inner pipe (31), and the water stopping nozzle (6) is sleeved on the mounting groove (311).

10. The filter element with the water stopping function as claimed in claim 7, wherein the water stopping nozzle (6) is made of soft rubber material.

11. A filter element assembly comprising a filter bottle body and a filter bottle cover, wherein the filter bottle cover is fixed on the filter bottle body, the filter bottle body and the filter bottle cover jointly form a cavity, and the filter element with the water stopping function as claimed in any one of claims 1 to 10 is arranged in the cavity.

12. A water purification machine comprising the filter cartridge assembly of claim 11.