CN214019493U - Filter core and water purification unit - Google Patents
Filter core and water purification unit Download PDFInfo
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- CN214019493U CN214019493U CN202022162073.4U CN202022162073U CN214019493U CN 214019493 U CN214019493 U CN 214019493U CN 202022162073 U CN202022162073 U CN 202022162073U CN 214019493 U CN214019493 U CN 214019493U
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Abstract
The utility model discloses a filter core and water purification unit, this filter core includes: the filter assembly comprises a mounting shell and a filter piece, the mounting shell is provided with a containing cavity and a first mounting channel communicated with the containing cavity, the filter piece and the inner wall of the containing cavity are arranged at intervals to form a first water flow channel, and a second water flow channel is formed in the filter piece; the valve is movably arranged in the first mounting channel; the magnetic attraction component is arranged between the valve and the filter piece and comprises a first magnetic attraction piece and a second magnetic attraction piece which is repulsive to the first magnetic attraction piece, the first magnetic attraction piece is fixedly arranged on the valve, and the second magnetic attraction piece is fixedly arranged on the filter piece; the valve comprises a first state that the valve is in a state of being stressed and driving the first magnetic part to move along the direction close to the second magnetic part so that the valve opens the first water flow channel and the second water flow channel, and a second state that the second magnetic part drives the first magnetic part to drive the valve to reset and close the first water flow channel and the second water flow channel through the repulsive force.
Description
Technical Field
The utility model relates to a water purification technical field especially relates to a filter core and water purification unit.
Background
With the continuous improvement of living standard, the water purifier has gradually become the indispensable life electrical apparatus at home. The general purifier all possesses the filter core, because of the restriction of filter media life-span, must pull down after using a period and change new filter core.
However, when the filter element of the traditional water purifier is replaced, water is remained in the old filter element, so that the water is difficult to spill out in the operation process, a user, the ground or equipment are wetted, certain danger exists, and the use of the user is influenced.
SUMMERY OF THE UTILITY MODEL
Based on this, to traditional purifier when renew cartridge, because of the inside residual water of old filter core, the operation process is difficult to avoid spilling, gets wet user, ground or equipment, has certain danger, influences the problem that the user used, has proposed a filter core and water purification unit, can prevent that the inside remaining water of filter core from spilling when this filter core structure and water purification unit use.
The specific technical scheme is as follows:
in one aspect, the present application relates to a filter cartridge comprising: the filter comprises a mounting shell and a filter piece, wherein the mounting shell is provided with a containing cavity and a first mounting channel communicated with the containing cavity, the filter piece and the inner wall of the containing cavity are arranged at intervals to form a first water flow channel, and a second water flow channel is formed in the filter piece; the valve is movably arranged in the first mounting channel; the magnetic attraction component is arranged between the valve and the filter piece and comprises a first magnetic attraction piece and a second magnetic attraction piece which is repulsive to the first magnetic attraction piece, the first magnetic attraction piece is fixedly arranged on the valve, and the second magnetic attraction piece is fixedly arranged on the filter piece; the valve comprises a first state that the first magnetic part is attracted by force and driven to move in the direction close to the second magnetic part so that the valve opens the first water flow channel and the second water flow channel, and a second state that the second magnetic part drives the first magnetic part to drive the valve to reset and close the first water flow channel and the second water flow channel through repulsive force.
The technical solution is further explained below:
in one embodiment, the valve comprises a first switch piece and a second switch piece, the first switch piece is movably arranged in the first mounting channel and forms a third water flow channel with the first mounting channel, the third water flow channel is communicated with the first water flow channel, the first switch piece is provided with a second mounting channel, the second switch piece is movably inserted in the second mounting channel and forms a fourth water flow channel with the second mounting channel, the fourth water flow channel is communicated with the second water flow channel, and the first magnetic attraction piece is arranged on the second switch piece;
when the valve is in a first state, the first switch part is stressed and moves relative to the first installation channel to open the third water flow channel, and the second switch part is stressed and moves relative to the second installation channel to drive the first magnetic attraction part to move so as to open the fourth water flow channel;
when the valve is in a second state, the first switch part resets and moves relative to the first installation channel so as to be in sealing fit with the first installation channel, and the second magnetic attraction part drives the first magnetic attraction part to drive the second switch part to reset so as to be in sealing fit with the second installation channel.
In one embodiment, the third water flow channel is provided with a first seal portion, and the fourth water flow channel is provided with a second seal portion;
when the valve is in a first state, the first sealing part opens the third water flow channel, and the second sealing part opens the fourth water flow channel;
when the valve is in the second state, the first sealing portion is sealed, and the second sealing portion is sealed.
In one embodiment, the outer wall of the first switch element is provided with a first sealing groove, a first sealing ring is arranged in the first sealing groove, and the first sealing groove and the first sealing ring are matched to form the first sealing part.
In one embodiment, a second sealing groove is formed in an outer wall of the second switch member, a second sealing ring is arranged in the second sealing groove, and the second sealing groove and the second sealing ring are matched to form the second sealing portion.
In one embodiment, the filter element includes a first filter element body and a first mounting seat, the first filter element body is provided with the second water flow channel, the first mounting seat is fixedly arranged on the first filter element body, and the second magnetic attraction element is fixedly arranged on the first mounting seat.
In one embodiment, the inner wall of the second mounting channel is provided with a first limiting part, and the second switch piece is provided with a second limiting part;
when the valve is in a first state, the first limiting part and the second limiting part are separated;
when the valve is in a second state, the second switch part resets and drives the first switch part to reset through the limit matching of the second limit part and the first limit part.
In one embodiment, the first installation seat is formed with a first installation portion and a second installation portion, the first installation portion is provided with a first installation groove, the second installation portion is fixedly arranged in the first installation groove and forms a fifth water flow channel with the first installation groove, the fifth water flow channel is provided with a first through hole communicated with the second water flow channel, the first switch piece is movably connected with the first installation portion, the fourth water flow channel is communicated with the second water flow channel through the fifth water flow channel, the second installation portion is provided with a second installation groove, and the second magnetic attraction piece is arranged in the second installation groove.
In one embodiment, the magnetic attraction type switch further comprises a third sealing ring, the second switch piece is provided with a third mounting part, the third mounting part is movably connected with the second mounting part, a third mounting groove is formed in the third mounting part, the first magnetic attraction piece is arranged in the third mounting groove, and the third mounting part extends into the second mounting groove;
the third sealing ring is arranged between the outer wall of the third mounting part and the inner wall of the second mounting groove; or the second installation part stretches into the third installation groove, and the third sealing ring is arranged between the outer wall of the second installation part and the inner wall of the third installation groove.
In one embodiment, the mounting structure further comprises a fourth sealing ring, the first mounting part extends into the second mounting channel, and the fourth sealing ring is arranged between the inner wall of the second mounting channel and the outer wall of the first mounting part; or the first switch piece extends into the first mounting groove, and the fourth sealing ring is arranged between the outer wall of the valve and the inner wall of the first mounting groove.
In one embodiment, the first mounting seat is provided with a fourth mounting portion, the second magnetic attraction piece is sleeved on the fourth mounting portion, the second magnetic attraction piece extends into the second mounting channel and is movably connected with the first switch piece, and the fourth mounting portion is provided with a second through hole for communicating the second mounting channel with the second water flow channel
In one embodiment, the second switch member is a third magnetic member with a magnetic property opposite to that of the first magnetic member, and the first magnetic member is fixed to the third magnetic member through magnetic cooperation.
In one embodiment, the first magnetic attraction piece is abutted against the inner wall of the second installation channel, and the first magnetic attraction piece is provided with a water guide hole for communicating the fourth water flow channel and the second water flow channel.
In one embodiment, the valve comprises a third switch member and a fourth switch member, the third switch member is movably arranged in the first mounting passage and forms a sixth water flow passage communicated with the first water flow passage together with the first mounting passage, the second magnetic attraction member is fixedly arranged on the third switch member, the third switch member is provided with a third mounting passage, the fourth switch member passes through the third mounting passage to be connected with the filter member, and the fourth switch member and the third mounting passage form a seventh water flow passage communicated with the second water flow passage;
when the valve is in a first state, the third switch part is stressed and moves relative to the first mounting channel and the fourth switch part to open the sixth water flow channel and the seventh water flow channel;
when the valve is in a second state, the second magnetic attraction piece drives the first magnetic attraction piece to reset so as to drive the third switch piece to be in sealing fit with the first installation channel and in sealing fit with the fourth switch piece.
In one embodiment, the filter element includes a second filter element body and a second mounting seat, the second filter element body is provided with the second water flow channel, the second mounting seat is fixedly arranged on the second filter element body, the second mounting seat is provided with a fourth mounting groove, the third switch element is movably inserted into the fourth mounting groove, the first magnetic attraction element and the second magnetic attraction element are both arranged in the fourth mounting groove, the fourth switch element is fixedly arranged on the second mounting seat, and the second mounting seat is provided with a third through hole for communicating the second water flow channel and the seventh water flow channel.
In one embodiment, the second mount pad is equipped with fifth installation department and sixth installation department, the fifth installation department is equipped with the fifth mounting groove, the sixth installation department set up in the fifth mounting groove and with the inner wall of fifth mounting groove encloses and establishes and form the fourth mounting groove, the sixth installation department is equipped with the sixth mounting groove, fourth switch spare set firmly in the inner wall of sixth mounting groove, the sixth installation department is equipped with the third through-hole.
In one embodiment, the sealing device further comprises a fifth sealing ring, and the fifth sealing ring is arranged between the third switch piece and the inner wall of the fourth mounting groove.
In another aspect, the present application also relates to a water purifying apparatus, including the filter element structure in any of the above embodiments.
When the filter element and the water purifying equipment are used, the valve can be extruded to drive the first magnetic suction piece to move along the direction close to the second magnetic suction piece, at the moment, the first magnetic suction piece moves relative to the first installation channel to open the first water flow channel and the second water flow channel, at the moment, the first water flow channel and the second water flow channel are opened, water to be purified can enter the first water flow channel and be discharged along the second water flow channel after being filtered by the filter piece, or water to be purified can enter the second water flow channel and be discharged along the first water flow channel after being filtered by the filter piece, so that the purification function is realized; when the filter element needs to be replaced, the second magnetic suction piece drives the first magnetic suction piece to reset through the repulsive force and drives the valve to reset, at the moment, the valve moves relative to the first installation channel to close the first water flow channel and the second water flow channel, so that water in the containing cavity cannot be discharged, and residual water in the filter element can be prevented from being spilled; furthermore, because the valve is through magnetism inhale the subassembly drive and reset, magnetism inhale the subassembly and can not rust when using, and then can not pollute water, so can guarantee the clean of water.
Drawings
The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention in any way.
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor.
Furthermore, the drawings are not to scale of 1:1, and the relative dimensions of the various elements in the drawings are drawn only by way of example and not necessarily to true scale.
FIG. 1 is a schematic view of a filter cartridge according to one embodiment;
FIG. 2 is an enlarged view of a portion of A in FIG. 1;
FIG. 3 is a schematic view of a filter cartridge according to another embodiment;
FIG. 4 is a schematic view of a filter cartridge according to another embodiment;
fig. 5 is a schematic view of a filter element according to another embodiment.
Description of reference numerals:
10. a filter element; 100. a filter assembly; 110. installing a shell; 112. an accommodating chamber; 114. a first mounting channel; 1142. a first step portion; 116. a first water flow passage; 120. a filter member; 122. a second water flow passage; 124. a fourth water flow path; 1242. a second seal portion; 126. a first cartridge body; 128. a first mounting seat; 1282. a first mounting portion; 12822. a fifth water flow channel; 12824. a first through hole; 1284. a second mounting portion; 12842. a second mounting groove; 1286. a fourth mounting portion; 12862. a second through hole; 130. a second cartridge body; 132. a second mounting seat; 1322. a third through hole; 1324. a fourth mounting groove; 1326. a fifth mounting portion; 1328. a sixth mounting portion; 13282. a sixth mounting groove; 210. a valve; 212. a first switching member; 2122. a third water flow channel; 21222. a first seal portion; 2124. a second mounting channel; 21242. a first limiting part; 2126. a third mounting portion; 21262. a third mounting groove; 2130. a second step portion; 214. a second switching member; 2142. a second limiting part; 216. a third switching member; 2162. a third mounting channel; 2164. a sixth water flow path; 218. a fourth switching element; 2182. a seventh water flow channel; 310. a third seal ring; 320. A fourth seal ring; 330. a fifth seal ring; 400. a magnetic component; 410. a first magnetic attraction member; 412. a water guide hole; 420. a second magnetic attraction member; 500. a connecting head.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
Referring to fig. 1 to 3, an embodiment of a filter cartridge 10 includes a filter assembly 100, the filter assembly 100 includes a mounting housing 110 and a filter element 120, the mounting housing 110 has a receiving cavity 112 and a first mounting passage 114 communicating with the receiving cavity 112, the filter element 120 and an inner wall of the receiving cavity 112 are spaced apart to form a first water flow passage 116, the filter element 120 has a second water flow passage 122 formed therein, the first water flow passage 116 may be a raw water passage, the second water flow passage 122 may be a pure water passage, and at this time, water in the first water flow passage 116 may enter the second water flow passage 122 after being filtered by the filter element 120; in other embodiments, the first water flow passage 116 may be a pure water passage, and the second water flow passage 122 may be a raw water passage, and in this case, the water in the second water flow passage 122 may be filtered by the filter 120 and then enter the first water flow passage 116.
Referring to fig. 2, the filter cartridge 10 further includes a valve 210, the valve 210 is movably disposed in the first installation passage 114 for opening or closing the first water flow passage 116 and the second water flow passage 122, when the filter cartridge 10 needs to be replaced, the valve 210 opens the first water flow passage 116 and the second water flow passage 122, and when the filter cartridge 10 needs to be replaced, the valve 210 needs to close the first water flow passage 116 and the second water flow passage 122 to prevent the water in the first water flow passage 116 and the second water flow passage 122 from spilling out.
During operation of the filter cartridge 10, the valve 210 needs to be set to be automatically returned to enable the valve 210 to automatically perform a water stop function when the filter cartridge 10 is replaced. Referring to fig. 2, the filter cartridge 10 of the above embodiment further includes a magnetic assembly 400, the magnetic assembly 400 is disposed between the valve 210 and the filter element 120, so that the valve 210 is driven to return by using the repulsive force of the magnetic assembly 400.
Specifically, referring to fig. 4, the magnetic assembly 400 includes a first magnetic member 410 and a second magnetic member 420 opposing to the first magnetic member 410, the first magnetic member 410 is fixed to the valve 210, and the second magnetic member 420 is fixed to the filter 120; the valve 210 is under a force and drives the first magnetic member 410 to move in a direction close to the second magnetic member 420, so that the valve 210 opens the first water flow channel 116 and the second water flow channel 122 in a first state, at this time, the filter element 10 is in a normal filtering state, and the valve 210 is driven to move by a manual driving mode or a driving mode through a connector 500 connecting the filter element 10 with an external water source.
Referring to fig. 2, when the filter cartridge 10 needs to be replaced, the valve 210 is in the second state, and at this time, the second magnetic member 420 drives the first magnetic member 410 to drive the valve 210 to reset and close the first water flow channel 116 and the second water flow channel 122 through the repulsive force, so that the water in the first water flow channel 116 and the water in the second water flow channel 122 cannot be discharged to the outside.
Referring to fig. 3, in the present embodiment, a first step portion 1142 is formed on an inner wall of the first installation channel 114, and a second step portion 2130 that is in limit fit with the first step portion 1142 is disposed on an outer wall of the valve 210. In this way, the valve 210 can be prevented from sliding out of the first installation channel 114 by the limit fit between the first step portion 1142 and the second step portion 2130.
Specifically, referring to fig. 3, the valve 210 includes a first switch 212, the first switch 212 is movably disposed in the first mounting channel 114 and forms a third water flow channel 2122 with the first mounting channel 114, the third water flow channel 2122 is communicated with the first water flow channel 116, and at this time, the communication between the third water flow channel 2122 and the first water flow channel 116 means that when the third water flow channel 2122 is in an open state, external water can flow between the third water flow channel 2122 and the first water flow channel 116.
Referring to fig. 3, the valve 210 further includes a second switch member 214, the first switch member 212 is provided with a second mounting passage 2124, the second switch member 214 is movably inserted into the second mounting passage 2124 and forms a fourth water flow passage 124 with the second mounting passage 2124, the fourth water flow passage 124 is communicated with the second water flow passage 122, and at this time, the communication between the fourth water flow passage 124 and the second water flow passage 122 means that when the fourth water flow passage 124 is in an open state, external water can flow between the fourth water flow passage 124 and the second water flow passage 122.
Referring to fig. 4, the first magnetic member 410 is disposed on the second switch member 214, when the valve 210 is in the first state, the first switch member 212 is forced and moves relative to the first installation channel 114 to open the third water flow channel 2122, the second switch member 214 is forced and moves relative to the second installation channel to drive the first magnetic member 410 to move to open the fourth water flow channel 124, and the first switch member 212 and the second switch member 214 should have relative displacement, so that the first switch member 212 and the second switch member 214 can open the third water flow channel 2122 and open the fourth water flow channel 124 only when moving.
Referring to fig. 3, when the valve 210 is in the second state, the first switch element 212 is reset and moves relative to the first installation channel 114 to be in sealing engagement with the first installation channel 114, and the second magnetic attraction element 420 drives the first magnetic attraction element 410 to drive the second switch element 214 to be reset to be in sealing engagement with the second installation channel 2124. Specifically, the first switch member 212 may be reset by the connector 500 connected to the filter cartridge 10, for example, the connector 500 is in interference fit with the first switch member 212, and the connector 500 drives the first switch member 212 to move.
Referring to fig. 3, in the present embodiment, the inner wall of the second mounting channel 2124 is provided with a first limiting portion 21242, the second switch element 214 is provided with a second limiting portion 2142, when the valve 210 is in the first state, the first switch element 212 and the second switch element 214 move relatively, and at this time, the first limiting portion 21242 and the second limiting portion 2142 are separated; when the valve 210 is in the second state, the second switch element 214 is reset and drives the first switch element 212 to reset through the limit cooperation of the second limit portion 2142 and the first limit portion 21242, so that the first switch element 212 is driven to reset by the second switch element 214, or the first switch element 212 is driven to reset by the combined action of the second switch element 214 and the connector 500.
Further, referring to fig. 3, the third water passage 2122 is provided with a first sealing portion 21222, and the fourth water passage 124 is provided with a second sealing portion 1242.
Referring to fig. 3, when the valve 210 is in the first working state, the first sealing portion 21222 opens the third water flow passage 2122, and the second sealing portion 1242 opens the fourth water flow passage 124, which can be understood as follows: the first sealing portion 21222 is not in a sealing state, or the first sealing portion 21222 opens the third water flow passage 2122 to allow communication between the third water flow passage 2122 and the first water flow passage 116, and similarly, the second sealing portion 1242 is not in a sealing state, or the second sealing portion 1242 opens the fourth water flow passage 124 to allow communication between the fourth water flow passage 124 and the second water flow passage 122.
Referring to fig. 3, when the valve 210 is in the second working state, the first sealing portion 21222 is sealed, and the second sealing portion 1242 is sealed. At this time, it can be understood that the first sealing part 21222 closes the third water flow passage 2122, such that the third water flow passage 2122 is cut off from the first water flow passage 116, and similarly, the second sealing part 1242 closes the fourth water flow passage 124, such that the fourth water flow passage 124 is cut off from the second water flow passage 122.
Specifically, in this embodiment, the outer wall of the valve 210 is provided with a first sealing groove, a first sealing ring is disposed in the first sealing groove, and the first sealing groove and the first sealing ring cooperate to form a first sealing portion 21222. In another embodiment, a first sealing groove may be formed in an inner wall of the first mounting channel 114, a first sealing ring is disposed in the first sealing groove, and the first sealing groove and the first sealing ring cooperate to form the first sealing portion 21222.
Specifically, in this embodiment, the outer wall of the mounting member is provided with a second sealing groove, a second sealing ring is disposed in the second sealing groove, and the second sealing groove and the second sealing ring are matched to form a second sealing portion 1242. In another embodiment, a second sealing groove may be formed in an inner wall of the second mounting channel 2124, a second sealing ring is disposed in the second sealing groove, and the second sealing groove and the second sealing ring cooperate to form a second sealing portion 1242.
Referring to fig. 2, the structure of the filter element 120 is shown in an embodiment, in the embodiment, the filter element 120 includes a first filter element body 126 and a first mounting seat 128, the first filter element body 126 is provided with a second water flow passage 122, the first mounting seat 128 is fixedly arranged on the first filter element body 126, and a second magnetic member 420 is fixedly arranged on the first mounting seat 128.
Specifically, referring to fig. 2, the first mounting seat 128 is formed with a first mounting portion 1282 and a second mounting portion 1284, the first switch member 212 is movably connected to the first mounting portion 1282, the first mounting portion 1282 is provided with a first mounting groove, the second mounting portion 1284 is fixedly disposed in the first mounting groove and forms a fifth water flow channel 12822 with the first mounting groove, the fifth water flow channel 12822 is provided with a first through hole 12824 communicated with the second water flow channel 122, and the fourth water flow channel 124 is communicated with the second water flow channel 122 through the fifth water flow channel 12822, so that water in the second water flow channel 122 can enter the fifth water flow channel 12822 through the first through hole 12824 and then be discharged to the fourth water flow channel 124.
Referring to fig. 2, the filter cartridge 10 further includes a third sealing ring 310, a second mounting portion 1284 is provided with a second mounting groove 12842, a second magnetic element 420 is disposed in the second mounting groove 12842, a second switch element 214 is provided with a third mounting portion 2126, the third mounting portion 2126 is movably connected to the second mounting portion 1284, a third mounting portion 21262 is formed on the third mounting portion 2126, and the first magnetic element 410 is disposed in the third mounting groove 21262.
In one embodiment, the third mounting portion 2126 extends into the second mounting groove 12842, and the third sealing ring 310 is disposed between an outer wall of the third mounting portion 2126 and an inner wall of the second mounting groove 12842; or referring to fig. 2, in another embodiment, the second mounting portion 1284 extends into the third mounting groove 21262, and the third sealing ring 310 is disposed between an outer wall of the second mounting portion 1284 and an inner wall of the third mounting groove 21262. In the above two embodiments, the third sealing ring 310 is disposed to protect the magnetic assembly 400 from being sealed, and prevent the magnetic assembly 400 from contacting with outside water to pollute water.
In addition, in order to avoid the water leakage between the third water flow channel 2122 and the fourth water flow channel 124, referring to fig. 2, in this embodiment, the filter cartridge 10 further includes a fourth sealing ring 320, the first mounting portion 1282 extends into the second mounting channel 2124, and the fourth sealing ring 320 is disposed between an inner wall of the second mounting channel 2124 and an outer wall of the first mounting portion 1282, or the first switch member 212 extends into the first mounting groove, and the fourth sealing ring 320 is disposed between an outer wall of the valve 210 and an inner wall of the first mounting groove, regardless of which arrangement manner, the fourth sealing ring 320 is disposed to have a sealing function.
The second magnetic member 420 can be fixed to the first mounting seat 128 in various ways, except that in the foregoing embodiments, the second magnetic member 420 is installed in the corresponding installation slot, and in other embodiments, the second magnetic member 420 can be sleeved on the first mounting seat 128. For example, referring to fig. 3, in one embodiment, the first mounting seat 128 is provided with a fourth mounting portion 1286, the second magnetic attraction member 420 is sleeved on the fourth mounting portion 1286, the second magnetic attraction member 420 extends into the second mounting channel 2124 and is movably connected to the first switch member 212, and the fourth mounting portion 1286 is provided with a second through hole 12862 for communicating the second mounting channel 2124 with the second water flow channel 122; specifically, the fourth mounting portion 1286 can be a mounting protrusion, and the second magnetic member 420 is a ring magnet, which is disposed on the mounting protrusion.
In another embodiment, the second switch element 214 itself may also be configured as a magnetic element, in other words, the second switch element 214 may be a third magnetic element with a magnetic property opposite to that of the first magnetic element 410, and the first magnetic element 410 is fixed to the third magnetic element through a magnetic coupling. In other embodiments, the second switch member 214 can also be integrally formed with the first magnetic member 410 and configured as a magnetic member having the same magnetic property as the second magnetic member 420.
As the second switch 214 moves in the second mounting channel 2124, there is a shaking condition, and therefore, referring to fig. 3, in this embodiment, the first magnetic attraction element 410 is abutted to the inner wall of the second mounting channel 2124, and the first magnetic attraction element 410 is provided with a water guide hole 412 for communicating the fourth water flow channel 124 with the second water flow channel 122, at this time, the first magnetic attraction element 410 does not shake during moving, and the fourth water flow channel 124 can be communicated with the second water flow channel 122 through the water guide hole 412, so that water can enter the fourth water flow channel 124 along the second water flow channel 122 along the water guide hole 412.
Referring to fig. 5, which shows a structure of the valve 210 in another embodiment, referring to fig. 5, the valve 210 includes a third switch 216 and a fourth switch 218, the third switch 216 is movably disposed in the first mounting channel 114, and the second magnetic member 420 is fixedly disposed on the third switch 216, at this time, in contrast to the valve 210 in the previous embodiment, in the present embodiment, the third switch 216 in the valve 210 is movable, and the fourth switch 218 is fixed.
Further, the third switch member 216 forms a sixth water flow passage 2164 communicating with the first water flow passage 116 with the first mounting passage 114, the third switch member 216 is provided with a third mounting passage 2162, the fourth switch member 218 is connected with the filter member 120 through the third mounting passage 2162, and the fourth switch member 218 forms a seventh water flow passage 2182 communicating with the second water flow passage 122 with the third mounting passage 2162;
when the valve 210 is in the first state, the third switch member 216 is forced and moves relative to the first mounting passage 114 and the fourth switch member 218 to open the sixth and seventh water passages 2164, 2182; specifically, the force-receiving manner of the third switch element 216 is similar to that of the first switch element 212 in the previous embodiment, and therefore, the detailed description thereof is omitted.
When the third switch 216 moves, the sixth water flow channel 2164 and the seventh water flow channel 2182 are opened simultaneously, at this time, the sixth water flow channel 2164 is communicated with the first water flow channel 116, external water can enter the first water flow channel 116 along the sixth water flow channel 2164, the seventh water flow channel 2182 is communicated with the second water flow channel 122, and external water can enter the second water flow channel 122 along the seventh water flow channel 2182.
When the valve 210 is in the second state, the second magnetic element 420 drives the first magnetic element 410 to reset to drive the third switch element 216 to be in sealing engagement with the first installation channel 114 and the fourth switch element 218. Thus, the water in the first water flow passage 116 and the water in the second water flow passage 122 cannot be discharged to the outside.
Specifically, referring to fig. 5, the filter element 120 includes a second filter element body 130 and a second mounting seat 132, the second filter element body 130 is provided with a second water flow channel 122, the second mounting seat 132 is fixedly disposed on the second filter element body 130, the second mounting seat 132 is provided with a fourth mounting groove 1324, the third switch element 216 is movably inserted into the fourth mounting groove 1324, the first magnetic attraction element 410 and the second magnetic attraction element 420 are both disposed in the fourth mounting groove 1324, and at this time, the first magnetic attraction element 410 and the second magnetic attraction element 420 are both disposed in the fourth mounting groove 1324 to perform a limiting function.
Further, the filter cartridge 10 further includes a fifth sealing ring 330, and the fifth sealing ring 330 is disposed between the third switch member 216 and the inner wall of the fourth mounting groove 1324. So, through the sealing effect of the fifth sealing ring 330, avoid external water to enter the fourth mounting groove 1324, also avoid the magnetic attraction component 400 to pollute water simultaneously.
Referring to fig. 5, the fourth switch 218 is fixedly disposed on the second mounting seat 132, and the second mounting seat 132 is provided with a third through hole 1322 for communicating the second water passage 122 and the seventh water passage 2182. Thus, the water in the second water flow path 122 enters the seventh water flow path 2182 through the third through hole 1322.
Referring to fig. 5, the second mounting base 132 is provided with a fifth mounting portion 1326 and a sixth mounting portion 1328, the fifth mounting portion 1326 is provided with a fifth mounting groove, the sixth mounting portion 1328 is disposed in the fifth mounting groove and surrounds an inner wall of the fifth mounting groove to form a fourth mounting groove 1324, the sixth mounting portion 1328 is provided with a sixth mounting groove 13282, the fourth switch 218 is fixedly disposed on an inner wall of the sixth mounting groove 13282, and the sixth mounting portion 1328 is provided with a third through hole 1322. Specifically, the fourth switch member 218 may be integrally formed with the second mounting seat 132.
In addition, an embodiment still relates to a water purification unit, includes the filter core 10 structure in any above-mentioned embodiment.
When the filter element 10 and the water purifying apparatus are used, the valve 210 can be pressed to drive the first magnetic attraction piece 410 to move along the direction close to the second magnetic attraction piece 420, at this time, the first magnetic attraction piece moves relative to the first installation channel 114 to open the first water flow channel 116 and the second water flow channel 122, at this time, the first water flow channel 116 and the second water flow channel 122 are opened, the water to be purified can enter the first water flow channel 116 and be filtered by the filter element 120 and then be discharged along the second water flow channel 122, or the water to be purified can enter the second water flow channel 122 and be filtered by the filter element 120 and then be discharged along the first water flow channel 116, so that the purifying function is realized; when the filter element 10 needs to be replaced, the second magnetic member 420 drives the first magnetic member 410 to reset through the repulsive force and drives the valve 210 to reset, and at this time, the valve 210 moves relative to the first installation channel 114 to close the first water flow channel 116 and the second water flow channel 122, so that the water in the accommodating cavity 112 cannot be discharged, and further, the residual water in the filter element 10 can be prevented from spilling; further, because the valve 210 is reset by the magnetic attraction component 400, the magnetic attraction component 400 cannot rust when in use, and further cannot pollute water, so that the cleanness of the water can be ensured.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above examples only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (18)
1. A filter cartridge, comprising:
the filter assembly comprises a mounting shell and a filter piece, the mounting shell is provided with an accommodating cavity and a first mounting channel communicated with the accommodating cavity, the filter piece and the inner wall of the accommodating cavity are arranged at intervals to form a first water flow channel, and a second water flow channel is formed in the filter piece;
a valve movably disposed in the first mounting channel; and
the magnetic attraction component is arranged between the valve and the filter piece and comprises a first magnetic attraction piece and a second magnetic attraction piece which is repulsive to the first magnetic attraction piece, the first magnetic attraction piece is fixedly arranged on the valve, and the second magnetic attraction piece is fixedly arranged on the filter piece;
the valve comprises a first state that the first magnetic part is attracted by force and driven to move in the direction close to the second magnetic part so that the valve opens the first water flow channel and the second water flow channel, and a second state that the second magnetic part drives the first magnetic part to drive the valve to reset and close the first water flow channel and the second water flow channel through repulsive force.
2. The filter cartridge of claim 1, wherein the valve includes a first switch member movably disposed in the first installation channel and forming a third water flow channel with the first installation channel, the third water flow channel being in communication with the first water flow channel, the first switch member having a second installation channel, the second switch member movably inserted in the second installation channel and forming a fourth water flow channel with the second installation channel, the fourth water flow channel being in communication with the second water flow channel, and the first magnetic attraction member being disposed in the second switch member;
when the valve is in a first state, the first switch part is stressed and moves relative to the first installation channel to open the third water flow channel, and the second switch part is stressed and moves relative to the second installation channel to drive the first magnetic attraction part to move so as to open the fourth water flow channel;
when the valve is in a second state, the first switch part resets and moves relative to the first installation channel so as to be in sealing fit with the first installation channel, and the second magnetic attraction part drives the first magnetic attraction part to drive the second switch part to reset so as to be in sealing fit with the second installation channel.
3. The filter cartridge of claim 2, wherein the third flow passage is provided with a first seal and the fourth flow passage is provided with a second seal;
when the valve is in a first state, the first sealing part opens the third water flow channel, and the second sealing part opens the fourth water flow channel;
when the valve is in the second state, the first sealing portion is sealed, and the second sealing portion is sealed.
4. The filter element of claim 3, wherein the outer wall of the first switch member is provided with a first sealing groove, a first sealing ring is arranged in the first sealing groove, and the first sealing groove and the first sealing ring cooperate to form the first sealing portion.
5. The filter element of claim 3, wherein the outer wall of the second switch member is provided with a second sealing groove, a second sealing ring is arranged in the second sealing groove, and the second sealing groove and the second sealing ring are matched to form the second sealing part.
6. The filter element according to claim 2, wherein the inner wall of the second installation channel is provided with a first limiting part, and the second switch member is provided with a second limiting part;
when the valve is in a first state, the first limiting part and the second limiting part are separated;
when the valve is in a second state, the second switch part resets and drives the first switch part to reset through the limit matching of the second limit part and the first limit part.
7. The filter cartridge according to claim 2, wherein the filter element comprises a first filter cartridge body and a first mounting seat, the first filter cartridge body is provided with the second water flow passage, the first mounting seat is fixedly arranged on the first filter cartridge body, and the second magnetic attraction member is fixedly arranged on the first mounting seat.
8. The filter element of claim 7, wherein the first mounting seat is formed with a first mounting portion and a second mounting portion, the first mounting portion is provided with a first mounting groove, the second mounting portion is fixedly arranged in the first mounting groove and forms a fifth water flow channel with the first mounting groove, the fifth water flow channel is provided with a first through hole communicated with the second water flow channel, the first switch member is movably connected with the first mounting portion, the fourth water flow channel is communicated with the second water flow channel through the fifth water flow channel, the second mounting portion is provided with a second mounting groove, and the second magnetic attraction member is arranged in the second mounting groove.
9. The filter element of claim 8, further comprising a third sealing ring, wherein the second switch member is provided with a third mounting portion movably connected with the second mounting portion, the third mounting portion is formed with a third mounting groove, and the first magnetic attraction member is arranged in the third mounting groove;
the third mounting part extends into the second mounting groove, and the third sealing ring is arranged between the outer wall of the third mounting part and the inner wall of the second mounting groove; or
The second installation department stretches into the third mounting groove, the third sealing washer set up in the outer wall of second installation department with between the inner wall of third mounting groove.
10. The filter cartridge of claim 8, further comprising a fourth sealing ring, wherein the first mounting portion extends into the second mounting channel, and the fourth sealing ring is disposed between an inner wall of the second mounting channel and an outer wall of the first mounting portion; or the first switch piece extends into the first mounting groove, and the fourth sealing ring is arranged between the outer wall of the valve and the inner wall of the first mounting groove.
11. The filter element of claim 7, wherein the first mounting seat is provided with a fourth mounting portion, the second magnetic attraction element is sleeved on the fourth mounting portion, the second magnetic attraction element extends into the second mounting channel and is movably connected with the first switch element, and the fourth mounting portion is provided with a second through hole for communicating the second mounting channel with the second water flow channel.
12. The filter element of claim 2, wherein the second switch member is a third magnetically attractive member having a magnetic polarity opposite to that of the first magnetically attractive member, and the first magnetically attractive member is fixedly secured to the third magnetically attractive member by magnetic attraction.
13. The filter element according to any one of claims 2 to 12, wherein the first magnetic member abuts against an inner wall of the second installation passage, and the first magnetic member is provided with a water guide hole for communicating the fourth water flow passage and the second water flow passage.
14. The filter cartridge according to claim 1, wherein the valve comprises a third switch member and a fourth switch member, the third switch member is movably disposed in the first installation passage and forms a sixth water flow passage communicated with the first water flow passage together with the first installation passage, the second magnetic member is fixedly disposed on the third switch member, the third switch member is provided with a third installation passage, the fourth switch member passes through the third installation passage and is connected with the filter member, and the fourth switch member and the third installation passage form a seventh water flow passage communicated with the second water flow passage;
when the valve is in a first state, the third switch part is stressed and moves relative to the first mounting channel and the fourth switch part to open the sixth water flow channel and the seventh water flow channel;
when the valve is in a second state, the second magnetic attraction piece drives the first magnetic attraction piece to reset so as to drive the third switch piece to be in sealing fit with the first installation channel and in sealing fit with the fourth switch piece.
15. The filter element according to claim 14, wherein the filter element includes a second filter element body and a second mounting seat, the second filter element body is provided with the second water flow passage, the second mounting seat is fixedly arranged on the second filter element body, the second mounting seat is provided with a fourth mounting groove, the third switch element is movably inserted into the fourth mounting groove, the first magnetic attraction element and the second magnetic attraction element are both arranged in the fourth mounting groove, the fourth switch element is fixedly arranged on the second mounting seat, and the second mounting seat is provided with a third through hole for communicating the second water flow passage and the seventh water flow passage.
16. The filter element of claim 15, wherein the second mounting base is provided with a fifth mounting portion and a sixth mounting portion, the fifth mounting portion is provided with a fifth mounting groove, the sixth mounting portion is arranged in the fifth mounting groove and is surrounded with the inner wall of the fifth mounting groove to form the fourth mounting groove, the sixth mounting portion is provided with a sixth mounting groove, the fourth switch member is fixedly arranged on the inner wall of the sixth mounting groove, and the sixth mounting portion is provided with the third through hole.
17. The filter cartridge of claim 15, further comprising a fifth seal ring disposed between the third switch member and an inner wall of the fourth mounting groove.
18. A water purification apparatus comprising a cartridge as claimed in any one of claims 1 to 17.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022162073.4U CN214019493U (en) | 2020-09-27 | 2020-09-27 | Filter core and water purification unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022162073.4U CN214019493U (en) | 2020-09-27 | 2020-09-27 | Filter core and water purification unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214019493U true CN214019493U (en) | 2021-08-24 |
Family
ID=77350694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022162073.4U Active CN214019493U (en) | 2020-09-27 | 2020-09-27 | Filter core and water purification unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214019493U (en) |
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2020
- 2020-09-27 CN CN202022162073.4U patent/CN214019493U/en active Active
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