WO2019024724A1

WO2019024724A1 - Water purifier

Info

Publication number: WO2019024724A1
Application number: PCT/CN2018/096884
Authority: WO
Inventors: 吴卫平; 张兴致
Original assignee: 佛山市顺德区美的饮水机制造有限公司
Priority date: 2017-08-01
Filing date: 2018-07-24
Publication date: 2019-02-07

Abstract

The present application discloses a water purifier, comprising a composite filter, a housing and press cover. A top portion of the housing is provided with a filter insertion and removal opening for inserting and removing the composite filter. The press cover is movably connected to the filter insertion and removal opening and is provided with a through hole communicating with the filter insertion and removal opening. The composite filter comprises a filter body, a water path plate and a lifting handle. The filter body is accommodated in the housing and connected to the housing. The water path plate is provided at the filter body top wall and passes through the through-hole. The lifting handle is movably connected to the filter body side wall.

Description

Water purifier

Technical field

The present application relates to the field of water purification technology, and in particular, to a water purifier.

Background technique

The water purifier is a purification device for removing solid particles, bacterial viruses, harmful chemicals, and the like in water, which can make the water reach a certain degree of cleanliness. The most important component in the water purifier is the filter element. The filter element needs to be replaced after a period of use to ensure the purifying effect of the water purifier. The existing filter element is usually a cylinder. When the filter element needs to be replaced, the user can only hold the outer wall of the filter element for replacement, which is inconvenient for the user to operate and cannot be quickly replaced.

Application content

The main purpose of the present application is to provide a water purifier, which aims to solve the problem that the existing filter element is inconvenient to replace.

In order to achieve the above object, the water purifier proposed by the present application comprises a composite filter element, a casing and a gland, and a top of the casing is provided with a filter core pick-and-place port for picking and placing the composite filter element, and the gland is movably connected to The filter core is provided with a through hole, and the pressure cover is provided with a through hole communicating with the filter core pick-and-place port; the composite filter element includes a filter core body, a waterway plate and a handle, and the filter element body is received in the shell The body is connected to the housing, the waterway plate is disposed on the top wall of the filter cartridge body and penetrates the through hole, and the handle is movably connected to the sidewall of the filter cartridge body.

Optionally, a side of the waterway plate facing the filter body is provided with a plurality of water pipe joints; and the casing is provided with a plurality of water pipe joints connected to the water pipe joints in one-to-one correspondence.

Optionally, the outer wall of the water pipe joint is sleeved with a sealing ring for sealing the connection between the water pipe joint and the water pipe joint.

Optionally, the number of the sealing rings is at least two, and at least two of the sealing rings are juxtaposed.

Optionally, the bottom of the filter body is provided with a sleeve hole structure, and the sleeve structure comprises at least two water holes that are nested inside and outside.

Optionally, at least two of the water holes include at least one water inlet hole for water inlet and at least one water outlet hole for water discharge.

Optionally, the handle is disposed on an upper portion of the sidewall of the filter body, and the housing is provided with a receiving hole for receiving the handle, and the receiving hole is in communication with the filter receiving and discharging port.

Optionally, the number of the handles is at least two, and the two handles are symmetrically disposed based on a central axis of the filter cartridge body.

Optionally, the number of the handles is two, and the handles are rotatable relative to the connecting lines of the two handles.

Optionally, the gland comprises a first connecting arm, a second connecting arm and a third connecting arm, wherein the first connecting arm, the second connecting arm and the third connecting arm are sequentially connected to form the a through hole, and the first connecting arm is perpendicular to the second connecting arm, the third connecting arm is perpendicular to the second connecting arm, and the first connecting arm is disposed facing the third connecting arm; An end of the first connecting arm remote from the second connecting arm is movably connected to the housing, and an end of the third connecting arm remote from the second connecting arm is movably connected to the housing.

In the technical solution of the present application, the top of the casing is provided with a filter core pick-and-place port, and when the filter element is replaced, the composite filter element can be more conveniently taken out or placed from the casing. The composite filter element comprises a filter body and a waterway plate disposed on the top of the filter body, the filter body is housed in the casing, and the waterway plate penetrates the through hole on the gland, so that the gland forming the through hole plays a pressure on the filter body. This in turn allows the housing and gland to better secure the composite filter element. The handle body is provided with a handle, and the composite filter element can be quickly taken out or placed from the filter core pick-and-place port of the casing through the handle, which facilitates the replacement of the composite filter element.

DRAWINGS

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings to be used in the embodiments or the prior art description will be briefly described below. Obviously, the drawings in the following description are only It is a certain embodiment of the present application, and other drawings can be obtained according to the structures shown in the drawings without any creative work for those skilled in the art.

1 is a schematic structural view of an embodiment of a water purifier of the present application;

Figure 2 is a schematic structural view of the composite filter element of Figure 1;

3 is a structural schematic view of the top cover of the water purifier of FIG. 1 with the gland removed.

Description of the reference numerals:

标号Label	名称name	标号Label	名称name
1010	压盖Gland	2020	复合滤芯Composite filter
3030	壳体case	1111	第一连接臂First connecting arm
1212	第二连接臂Second connecting arm	1313	第三连接臂Third connecting arm
21twenty one	滤芯本体Filter body	22twenty two	水路板Waterway board
23twenty three	提手Handle	24twenty four	水路管接口Water pipe interface
2525	密封圈Seal ring	2626	套孔结构Nest structure
3131	收容孔Receiving hole

The implementation, functional features and advantages of the present application will be further described with reference to the accompanying drawings.

Detailed ways

The technical solutions in the embodiments of the present application are clearly and completely described in the following with reference to the drawings in the embodiments of the present application. It is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present application without departing from the inventive scope are the scope of the present application.

It should be noted that all directional indications (such as up, down, left, right, front, back, ...) in the embodiments of the present application are only used to explain the components between a certain posture (as shown in the drawing). Relative positional relationship, motion situation, etc., if the specific posture changes, the directional indication also changes accordingly.

In addition, the descriptions of "first", "second", and the like in this application are used for descriptive purposes only, and are not to be construed as indicating or implying their relative importance or implicitly indicating the number of technical features indicated. Thus, features defining "first" and "second" may include at least one of the features, either explicitly or implicitly. In the description of the present application, the meaning of "a plurality" is at least two, such as two, three, etc., unless specifically defined otherwise.

In the present application, the terms "connected", "fixed" and the like should be understood broadly, unless otherwise explicitly stated and defined. For example, "fixed" may be a fixed connection, or may be a detachable connection, or may be integrated; It may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and may be an internal connection of two elements or an interaction relationship of two elements unless explicitly defined otherwise. For those skilled in the art, the specific meanings of the above terms in the present application can be understood on a case-by-case basis.

In addition, the technical solutions between the various embodiments of the present application may be combined with each other, but must be based on the realization of those skilled in the art, and the combination of technical solutions should be considered when the combination of technical solutions is contradictory or impossible to implement. It does not exist and is not covered by the scope of protection required by this application.

The application proposes a water purifier.

Referring to FIG. 1 to FIG. 3 , in an embodiment of the present application, the water purifier includes a composite filter element 20 , a housing 30 and a gland 10 . The top of the housing 30 is provided with a filter cartridge for picking and placing the composite filter element 20 . The pressure cover 10 is movably connected to the filter core pick-and-place port, and the pressure cover 10 is provided with a through hole communicating with the filter core pick-and-place port; the composite filter element 20 includes a filter element body 21, a waterway plate 22 and a handle 23, and the filter element body 21 is received. The housing 30 is connected to the housing 30, and the water channel 22 is disposed on the top wall of the cartridge body 21 and penetrates the through hole. The handle 23 is disposed on the sidewall of the cartridge body 21.

It should be noted that the composite filter element 20 is a pre-filtering filter element (front PP cotton, granular activated carbon) and a fine filter element at the rear end (may be an RO membrane (ie, a reverse osmosis membrane having a pore size as small as nanometer, at a certain pressure) Under the water, the molecules can pass through the RO membrane, so that the permeable pure water and the impervious concentrated water are strictly separated. It can also be a nanofiltration membrane or an ultrafiltration membrane, or even a rear-end filter cartridge (for example, a rear Activated carbon) is all compounded in one filter element.

In the technical solution provided by the present application, the top of the casing 30 is provided with a filter core pick-and-place port, so that the composite filter element 20 can be more easily taken out or placed from the casing 30 when the filter element is replaced. The composite filter element 20 includes a filter cartridge body 21 and a waterway plate 22 disposed at the top of the filter cartridge body 21. The cartridge body 21 is received in the housing 30, and the waterway plate 22 extends through the through hole in the gland 10, that is, the filter cartridge body 21 The area facing the side of the through hole is larger than the area of the opening of the through hole, so that the filter body 21 cannot protrude into the through hole, so that the gland 10 forming the through hole is pressed against the filter body 21, thereby making The housing 30 and the gland 10 better secure the composite filter element 20. The filter body 21 is provided with a handle 23, and when the composite filter element 20 is replaced, the gland 10 is opened, and the composite filter element 20 can be quickly taken out from the filter element pick-and-place port of the casing 30 through the handle 23. In addition, when the new composite filter element 20 is installed into the casing 30, the connection of the composite filter element 20 and the casing 30 can be better realized by the handle 23, which facilitates the replacement of the composite filter element 20.

In this embodiment, the gland 10 includes a top cover and a bottom cover that are snap-connected, the bottom cover is coupled to the housing 30, and the bottom cover includes a first connecting arm 11, a second connecting arm 12, and a third connecting arm 13, first The connecting arm 11, the second connecting arm 12 and the third connecting arm 13 are sequentially connected to form a through hole, and the first connecting arm 11 is perpendicular to the second connecting arm 12, and the third connecting arm 12 is perpendicular to the second connecting arm 12, the first connection The arm 11 is disposed facing the third connecting arm 12 such that the first connecting arm 11, the second connecting arm 12 and the third connecting arm 13 are connected to form a U-shaped structure, and the waterway plate 22 protrudes from the through hole, the first connection The arm 11, the second connecting arm 12 and the third connecting arm 13 cover the filter body 21 to limit the filter body 21. Further, an end of the first connecting arm 11 remote from the second connecting arm 12 is movably connected to the housing 30, and an end of the third connecting arm 13 remote from the second connecting arm 12 is movably connected to the housing 30. The first connecting arm 11 is coupled to the housing 30 via a rotating shaft, and the third connecting arm 13 is coupled to the housing 30 via a rotating shaft 30, that is, the bottom cover is rotatable relative to the housing 30 to effect press-fitting or release of the filter cartridge body 21.

Referring to FIG. 2, a plurality of water pipe joints 24 are disposed on a side of the waterway plate 22 facing the filter body 21, and a plurality of water pipe joints connected to the water pipe joints 24 in one-to-one correspondence are disposed in the casing 30. In the embodiment, the filter body 21 has a cylindrical structure, and at least the pretreatment filter element, the fine filter element and the activated carbon filter element are combined in the filter body 21 to realize multi-stage filtration and purification of the tap water, thereby better satisfying the user's water purification quality. Demand. The waterway plate 22 is provided with a plurality of waterway pipe interfaces 24, and a plurality of waterway pipe interfaces 24 protrude from the side of the filter body 21, and each of the waterway pipe interfaces 24 is connected to different waterways to realize multi-stage through a composite filter element 20. The function of water purification.

In this embodiment, the waterway plate 22 has a square column structure, and one end of the waterway plate 22 protrudes from the filter body 21, and the protruding portion is not connected to the filter body 21, and the water pipe joint 24 is disposed at the convex portion. One side of the filter body 21, that is, the lower end surface of the convex portion. Referring to FIG. 3 in detail, the water pipe interface 24 is four, and the four water pipe interfaces 24 are a water connection, a pure water interface, a pressure tank interface, and a wastewater interface. Referring to FIG. 2, four outer ports are protruded from the outer side of the casing 30, and the four interfaces are connected with four water pipe joints in the casing 30, and the water pipe joints in the casing 30 and the water pipe on the waterway plate 22 are provided. The interface 24 can be a snap-fit connection, and the force is applied by the handle 23 to ensure the connection is accurate, and the user does not need to additionally operate to realize the connection between the water pipe joint 24 and the water pipe joint, which is convenient for the user to operate.

Further, the outer wall of the water pipe joint 24 is provided with a sealing ring 25 for sealing the joint of the water pipe joint 24 and the water pipe joint. The sealing ring 25 can further ensure the tightness of the connection of the water pipe joint 24 to the water pipe joint to prevent pressure leakage or water outflow. Moreover, by applying a force to the handle 23, the water pipe joint can be inserted into the sealing ring 25. Compared with the existing connecting manner using the claws, the arrangement of the sealing ring 25 saves the user's operation.

In a preferred embodiment of the present application, the number of seal rings 25 is two, and the two seal rings 25 are juxtaposed, and the two seal rings 25 further ensure the tightness of the connection of the water pipe joint 24 to the water pipe joint.

Referring to FIG. 1 and FIG. 2, the bottom of the filter body 21 is provided with a sleeve hole structure 26, and the sleeve structure 26 includes at least two water holes which are nested inside and outside. By forming at least two water-passing holes into the inner and outer nested sleeve structure 26, the recombination of the holes is realized, so that the number of holes formed in the filter body 21 can be reduced, and the structural features of the filter body 21 can be reasonably utilized. Moreover, through a sleeve hole structure 26, the connection of at least two water holes to the corresponding external components can be realized at one time, and the operation is simpler and faster.

It should be noted that the two water passing holes include at least one water inlet hole for water inlet and at least one water outlet hole for water discharge. In this embodiment, the sleeve hole structure 26 includes two water passage holes, one of the two water passage holes is a water inlet hole for realizing water inlet, and the other is a water outlet hole for realizing water discharge, and the water outlet hole is nested. In the water inlet hole. Specifically, the tap water enters the filter body 21 from the tap water port on the waterway plate 22, passes through the primary purification, and then flows out from the water outlet hole, passes through the secondary purification, and then enters the filter element body 21 from the water inlet hole for deep purification. The arrangement of the hole structure 26 increases the flow of water and the purification process, so that the water purification effect of the composite filter element 20 is greatly improved.

Referring to FIG. 1 and FIG. 2 again, the handle 23 is disposed on the upper portion of the side wall of the filter body 21, and the housing 30 defines a receiving hole 31 for receiving the handle 23, and the receiving hole 31 communicates with the filter receiving and discharging port. The housing 30 is provided with a receiving hole 31 for accommodating the handle 23, that is, when the cartridge body 21 is received in the housing 30, the handle 23 is exposed in the receiving hole 31, so that the user can perform the lifting through the receiving hole 31. The grabbing of the hand 23 facilitates the user's operation.

Optionally, the number of the handles 23 is at least two, and the two handles 23 are symmetrically arranged based on the central axis of the filter cartridge body 21. Such an arrangement makes it more convenient for the user to pick and place the composite filter element 20, and can better exert a force on the filter element body 21 through the two symmetrically disposed handles 23 to ensure the tightness of the connection between the filter element body 21 and the internal structure of the casing 30. .

In a preferred embodiment of the present application, the number of the handles 23 is two, and the two handles 23 can be rotated by the connecting line thereof to facilitate the operation of the user.

The above description is only a preferred embodiment of the present application, and is not intended to limit the scope of the patents of the present application, and the equivalent structural transformations made by the contents of the specification and the drawings of the present application, or directly/indirectly Other related technical fields are included in the patent protection scope of the present application.

Claims

A water purifier, comprising a composite filter element, a casing and a gland, the top of the casing is provided with a filter core pick-and-place port for picking and placing the composite filter element, and the gland is movably connected to the filter core. a venting opening, wherein the pressing cover is provided with a through hole communicating with the filter core pick-and-place port; the composite filter element comprises a filter body, a waterway plate and a handle, and the filter body is received in the housing and connected In the housing, the water channel is disposed on the top wall of the filter body and penetrates the through hole, and the handle is movably connected to the sidewall of the filter body.
The water purifier according to claim 1, wherein a side of the waterway plate facing the filter cartridge body is provided with a plurality of water pipe joints; and the casing is provided with a plurality of interfaces with the waterway pipe. A correspondingly connected water pipe joint.
The water purifier according to claim 2, wherein said water pipe pipe outer wall is provided with a seal ring for sealing a joint of said water pipe joint and said water pipe joint.
The water purifier according to claim 2, wherein the handle is disposed on an upper portion of a side wall of the filter body, and the housing is provided with a receiving hole for receiving the handle, the receiving hole and the receiving hole The filter pick-and-place port is connected.
The water purifier according to claim 4, wherein the number of the handles is at least two, and the two handles are symmetrically disposed based on a central axis of the filter cartridge body.
The water purifier according to claim 5, wherein the number of the handles is two, and the handle is rotatable about a connecting line of the two handles.
A water purifier according to claim 2, wherein said gland comprises a first connecting arm, a second connecting arm and a third connecting arm, said first connecting arm, said second connecting arm and said first Three connecting arms are sequentially connected to form the through hole, and the first connecting arm is perpendicular to the second connecting arm, the third connecting arm is perpendicular to the second connecting arm, the first connecting arm is a third connecting arm is disposed facingly; an end of the first connecting arm remote from the second connecting arm is movably connected to the housing, and an end of the third connecting arm remote from the second connecting arm is The housing is connected in an active manner.
The water purifier according to claim 3, wherein the number of the seal rings is at least two, and at least two of the seal rings are juxtaposed.
The water purifier according to claim 3, wherein the handle is disposed on an upper portion of a side wall of the filter body, and the housing is provided with a receiving hole for receiving the handle, the receiving hole and the receiving hole The filter pick-and-place port is connected.
The water purifier according to claim 9, wherein the number of the handles is at least two, and the two handles are symmetrically disposed based on a central axis of the filter cartridge body.
A water purifier according to claim 3, wherein said gland comprises a first connecting arm, a second connecting arm and a third connecting arm, said first connecting arm, said second connecting arm and said first Three connecting arms are sequentially connected to form the through hole, and the first connecting arm is perpendicular to the second connecting arm, the third connecting arm is perpendicular to the second connecting arm, the first connecting arm is a third connecting arm is disposed facingly; an end of the first connecting arm remote from the second connecting arm is movably connected to the housing, and an end of the third connecting arm remote from the second connecting arm is The housing is connected in an active manner.
The water purifier according to claim 1, wherein the bottom of the filter element body is provided with a sleeve hole structure, and the sleeve hole structure comprises at least two water holes which are nested inside and outside.
A water purifier according to claim 12, wherein at least two of said water passing holes comprise at least one water inlet hole for water inlet and at least one water outlet hole for water discharge.
The water purifier according to claim 12, wherein the handle is disposed on an upper portion of a side wall of the filter body, and the housing is provided with a receiving hole for receiving the handle, the receiving hole and the receiving hole The filter pick-and-place port is connected.
The water purifier according to claim 14, wherein the number of the handles is at least two, and the two handles are symmetrically disposed based on a central axis of the filter cartridge body.
A water purifier according to claim 12, wherein said gland comprises a first connecting arm, a second connecting arm and a third connecting arm, said first connecting arm, said second connecting arm and said first Three connecting arms are sequentially connected to form the through hole, and the first connecting arm is perpendicular to the second connecting arm, the third connecting arm is perpendicular to the second connecting arm, the first connecting arm is a third connecting arm is disposed facingly; an end of the first connecting arm remote from the second connecting arm is movably connected to the housing, and an end of the third connecting arm remote from the second connecting arm is The housing is connected in an active manner.
The water purifier according to claim 1, wherein the handle is disposed on an upper portion of a side wall of the filter body, and the housing is provided with a receiving hole for receiving the handle, the receiving hole and the receiving hole The filter pick-and-place port is connected.
The water purifier according to claim 17, wherein the number of the handles is at least two, and the two handles are symmetrically disposed based on a central axis of the cartridge body.
A water purifier according to claim 18, wherein the number of the handles is two, and the handle is rotatable about a connecting line of the two handles.
A water purifier according to claim 1, wherein said gland comprises a first connecting arm, a second connecting arm and a third connecting arm, said first connecting arm, said second connecting arm and said first Three connecting arms are sequentially connected to form the through hole, and the first connecting arm is perpendicular to the second connecting arm, the third connecting arm is perpendicular to the second connecting arm, the first connecting arm is a third connecting arm is disposed facingly; an end of the first connecting arm remote from the second connecting arm is movably connected to the housing, and an end of the third connecting arm remote from the second connecting arm is The housing is connected in an active manner.