Water purifier capable of unlocking filter element by lifting handle

Abstract

The utility model relates to a water purifier capable of unlocking a filter element by lifting a lifting handle. The technical problem that an existing filter element is low in loading and unloading efficiency is solved. Comprising a water purifier shell, a filter element mounting frame is arranged in the water purifier shell, filter element mounting cavities are formed in the filter element mounting frame, filter element bodies are movably arranged in the filter element mounting cavities respectively, a locking plate seat is arranged on the inner side of the upper end of each filter element body, a locking plate body is arranged at one end of each locking plate seat, a locking plate groove is formed in the filter element mounting frame, and a lifting seat is arranged on the inner side of the upper end of each filter element body in an up-down moving mode. The lifting seat is movably connected with a lifting handle located on the outer side of the upper end of the filter element body, and a lifting type unlocking mechanism is arranged among the lifting handle, the lifting seat and the locking plate seat. The filter element has the advantages that the connection stability between the filter element body and the filter element mounting frame can be ensured by the inserted connection of the locking plate body and the locking plate groove. The insertion state of the locking plate body and the locking plate groove can be controlled through the lifting type unlocking mechanism, and the assembling and disassembling efficiency of the filter element body is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to filter equipment technical field, concretely relates to a water purifier of unlocking filter core through handle lifting. BACKGROUND

[0002] With the continuous improvement of people's living standards, people's requirements for daily life water are also getting higher and higher, among them, the water purifier can carry out depth filtration, purification treatment to water quality, and the market share of the water purifier is getting higher and higher; Most of the existing water purifiers adopt physical filtration mode, and the filter core needs to be replaced regularly during long-term use to ensure the filtration effect; But the existing filter core mounting and dismounting mode is relatively complex, the filter core mounting and dismounting efficiency is low, which affects the user experience. SUMMARY

[0003] The utility model aims at above -mentioned problem, provides a water purifier of unlocking filter core through handle lifting.

[0004] In order to achieve the above object, the utility model adopts the following technical scheme: the water purifier of unlocking filter core through handle lifting, including water purifier shell, the water purifier shell is equipped with filter core mounting frame, the filter core mounting frame is equipped with at least one vertical filter core mounting cavity, the filter core mounting cavity is respectively equipped with filter core body, at least one lock piece seat that can be set up reciprocatingly along the radial direction of filter core body is arranged on the inner side of the upper end of filter core body, the lock piece seat one end is equipped with the lock piece body extending to the outer side of filter core body, at least one lock piece groove for the lock piece body insertion is arranged on the circumferential outer side of the upper end of filter core body on the filter core mounting frame, the lifting seat is movably arranged on the inner side of the upper end of filter core body, the lifting seat is movably connected with the handle on the outer side of the upper end of filter core body, and the handle, lifting seat and lock piece seat are provided with the lifting type unlocking mechanism, when the handle is circularly rotated by external force, the lifting seat can move up and down, and the lock piece seat can reciprocate along the radial direction of filter core body, so that the lock piece body and the lock piece groove keep the state of insertion or separate from each other, the lock piece seat and the lock piece body are integrated, the structural strength can be improved, the connection stability between filter core body and filter core mounting frame can be ensured through the lock piece body and the lock piece groove, the state of insertion of the lock piece body and the lock piece groove can be controlled through the lifting type unlocking mechanism, the lifting type unlocking mechanism can be controlled through the handle, the user operation is facilitated, and the mounting and dismounting efficiency of filter core body is improved.

[0005] In the water purifier that the filter core is unlocked by pulling the handle, the upper end of the filter core body has a boss, the number of the lock piece seats is two, the lock piece seats are symmetrically arranged on the inside of the upper end of the filter core body and movably arranged along the length direction of the boss, and the upper end of each lock piece seat is provided with a lifting seat. The two lock piece seats can ensure the stability of the plug-in of the filter core body and the installation effect, and the lifting seat can facilitate the control of the lock piece seat and improve the dismounting efficiency.

[0006] In the water purifier that the filter core is unlocked by pulling the handle, the upper end of the filter core mounting frame is provided with two lock piece groove seats located outside the two ends of the boss, and the lock piece groove is arranged on one side of the lock piece groove seat along the radial direction of the filter core body. The lock piece groove seat can make the lock piece body inserted into the lock piece groove and abut against the lock piece groove seat, thereby ensuring the connection effect between the filter core body and the filter core mounting frame.

[0007] In the water purifier that the filter core is unlocked by pulling the handle, the handle is arc-shaped and the number of the handles is two. The handles are symmetrically arranged on the two sides of the boss along the width direction, and the two ends of the same handle are movably connected with different lifting seats. The two handles can be synchronously controlled by the lifting seats, which facilitates the user operation and improves the mounting and dismounting efficiency of the filter core body.

[0008] In the water purifier that the filter core is unlocked by pulling the handle, the pulling type unlocking mechanism includes a rocker arm type lifting driving assembly arranged between the handle and the lifting seat and capable of making the lifting seat move up and down when the handle is rotated circumferentially under external force, and an inclined surface type pressing assembly arranged between the lifting seat and the lock piece seat and capable of making the lock piece seat reciprocate along the radial direction of the filter core body when the lifting seat moves up and down. The rocker arm type lifting driving assembly can make the user control the lifting seat through the handle, which facilitates the user operation and improves the user experience. The inclined surface type pressing assembly can drive the lock piece seat to reciprocate radially when the lifting seat is lifted and lowered by the user through the handle, which facilitates the adjustment of the plug-in relationship between the lock piece body and the lock piece groove and improves the mounting and dismounting efficiency of the filter core body.

[0009] In the water purifier that the filter core is unlocked by pulling the handle, the rocker arm type lifting driving assembly includes a rocker arm body arranged on the inside of one end of the handle. One end of the rocker arm body is fixedly connected with the handle and the other end is movably arranged in a strip-shaped groove horizontally arranged on one side of the lifting seat. A lifting control block abutting against the upper end of the lifting seat is arranged in the middle of the rocker arm body. The strip-shaped groove and the rocker arm body can make the handle and the lifting seat control connected, and the lifting control block can make the handle generate a downward thrust on the lifting seat, thereby ensuring the dismounting efficiency.

[0010] In the water purifier that the filter element is unlocked by lifting the handle, the rocker body has the first rocker and the second rocker which are arranged in staggered and parallel, and the first rocker and the second rocker are connected by the lifting control block, the first rocker is fixed in the inside of the handle end, and the second rocker is movably arranged in the strip-shaped slot, the outside of the lifting control block has the arc-shaped guide surface, the friction between the lifting control block and the lifting seat is reduced by the arc-shaped guide surface, the control is smooth, the lifting control block generates the downward thrust to the lifting seat when the handle is lifted, and the second rocker drives the lifting seat to lift when the handle is lowered, and the insertion state between the lock piece body and the lock piece slot is ensured.

[0011] In the water purifier that the filter element is unlocked by lifting the handle, the inclined surface type top pressing assembly includes the inclined hole which is arranged on the lock piece seat and extends downward in the direction of the lock piece body, the two sides of the inclined hole have the first inclined surface respectively, the lower end of the lifting seat is movably arranged in the inclined hole, and the two sides of the lower end of the lifting seat have the second inclined surface which is slidably connected with the first inclined surface respectively, the lifting seat is placed in the inclined hole, the first inclined surface and the second inclined surface can guide, the first inclined surface and the second inclined surface can drive the lock piece seat to stretch inwards and release the insertion state of the lock piece body when the lifting seat is lowered, and the first inclined surface and the second inclined surface can drive the lock piece seat to stretch outwards when the lifting seat is lifted, so that the insertion state between the lock piece body and the lock piece slot is maintained, and the efficiency of the filter element is improved.

[0012] In the water purifier that the filter element is unlocked by lifting the handle, the lifting seat has the vertical seat and the inclined seat which are arranged in up and down and integrated, the strip-shaped slot is arranged on one side of the vertical seat and the other side is the vertical surface, the boss has the lifting guide surface which is abutted with the vertical surface and arranged vertically, the inclined seat is matched with the inclined hole, and the second inclined surface is formed on the two sides of the inclined seat respectively, and the inclined surface close to the vertical surface in the two inclined surfaces has the plurality of grooves, the vertical surface and the lifting guide surface can limit and guide the lifting seat, the lifting seat can only be lifted in the inclined hole, and the stability of lifting is ensured.

[0013] In the water purifier that the filter element is unlocked by lifting the handle, the lock piece body is integrally formed on one end of the lock piece seat, the lock piece seat has the strip-shaped guide hole which extends along the axial direction of the lock piece seat on the two sides respectively, the guide column is slidably arranged in the strip-shaped guide hole on the inside of the upper end of the filter element, the lock piece seat is fixedly connected with the boss by the guide column, and the guide column is movably arranged in the strip-shaped guide hole, the displacement range of the lock piece seat is limited, and the stability of the lock piece seat is ensured.

[0014] Compared with the prior art, the filter core body and the filter core mounting frame are connected stably.

[0015] 1、The lock piece body and the lock piece groove are connected through plug-in connection, which can ensure the stability of the connection between the filter core body and the filter core mounting frame.

[0016] 2、The lifting seat can be controlled by the user through the lifting handle and the rocker arm type lifting driving assembly, and the user experience is improved.

[0017] 3、The plug-in state of the lock piece body and the lock piece groove can be controlled through the rocker arm type lifting driving assembly and the inclined surface type pressing assembly, and the mounting and dismounting efficiency of the filter core body is improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 is a structural schematic view of the utility model.

[0019] Figure 2 is a structural schematic view of the filter core mounting frame in the utility model.

[0020] Figure 3 is a structural schematic view of the filter core body in the utility model.

[0021] Figure 4 is a structural sectional view of the filter core body in the utility model.

[0022] Figure 5 is an exploded view of the lifting type unlocking mechanism in the utility model.

[0023] In the drawing: water purifier shell 1, filter core mounting frame 2, filter core mounting cavity 21, lock piece groove 22, lock piece groove seat 23, filter core body 3, lock piece seat 31, strip-shaped guide hole 311, guide column 312, lock piece body 32, boss 33, lifting seat 4, vertical seat 41, inclined seat 42, vertical surface 43, lifting guide surface 44, groove body 45, lifting handle 5, lifting type unlocking mechanism 6, rocker arm type lifting driving assembly 61, rocker arm body 611, first rocker arm 6111, second rocker arm 6112, strip-shaped groove 612, lifting control block 613, arc-shaped guide surface 614, inclined surface type pressing assembly 62, inclined hole 621, first inclined surface 622, second inclined surface 623. DETAILED DESCRIPTION

[0024] The utility model will be explained in further detail below in combination with the drawings and specific embodiments.

[0025] As Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5As shown, the water purifier with the handle for unlocking the filter element comprises a water purifier shell 1, the water purifier shell 1 is internally provided with a filter element mounting frame 2, the filter element mounting frame 2 is internally provided with at least one vertically arranged filter element mounting cavity 21, the filter element mounting cavity 21 is movably provided with a filter element body 3 respectively, the filter element body 3 can be conveniently positioned and placed in the filter element mounting cavity 21, the placing efficiency of the filter element body 3 is improved, at least one lock piece seat 31 capable of reciprocating and moving along the radial direction of the filter element body 3 is arranged on the inner side of the upper end of the filter element body 3, one end of the lock piece seat 31 is provided with a lock piece body 32 extending to the outer side of the filter element body 3, at least one lock piece groove 22 located on the circumferential outer side of the upper end of the filter element body 3 and used for inserting the lock piece body 32 is arranged on the filter element mounting frame 2, a lifting seat 4 is movably arranged on the inner side of the upper end of the filter element body 3, a handle 5 is movably connected with the lifting seat 4 and located on the outer side of the upper end of the filter element body 3, a pulling type unlocking mechanism 6 capable of making the lifting seat 4 move up and down and making the lock piece seat 31 reciprocate and move along the radial direction of the filter element body 3 when the handle 5 is rotated in the circumferential direction under the action of external force so that the lock piece body 32 and the lock piece groove 22 are kept in the inserted state or separated from each other is arranged between the handle 5, the lifting seat 4 and the lock piece seat 31, the lock piece seat 31 and the lock piece body 32 are of an integrated structure, the structural strength is improved, the connection stability between the filter element body 3 and the filter element mounting frame 2 can be ensured through the lock piece body 32 and the lock piece groove 22, the inserted state of the lock piece body 32 and the lock piece groove 22 can be conveniently controlled through the pulling type unlocking mechanism 6, the pulling type unlocking mechanism 6 can be conveniently controlled through the handle 5, the user operation is facilitated, and the mounting and dismounting efficiency of the filter element body 3 is improved.

[0026] Specifically, the upper end of the filter element body 3 is provided with a boss 33, the number of the lock piece seats 31 is two, the lock piece seats 31 are symmetrically arranged on the inner sides of the upper end of the filter element body 3 and movably arranged along the length direction of the boss 33, the lifting seats 4 are arranged on the upper ends of the lock piece seats 31 respectively, the inserted stability of the filter element body 3 can be ensured through the two lock piece seats 31, the mounting effect is ensured, the lock piece seats 31 can be conveniently controlled through the lifting seats 4, and the dismounting efficiency is improved.

[0027] Among them, the filter element mounting frame 2 is provided with two lock piece groove seats 23 respectively located on the outer sides of the two ends of the boss 33, and the lock piece groove 22 is arranged on one side of the lock piece groove seat 23 along the radial direction of the filter element body 3, the lock piece body 32 can be inserted into the lock piece groove 22 and abut against the lock piece groove seat 23 through the lock piece groove seat 23, and the connection effect between the filter element body 3 and the filter element mounting frame 2 is ensured.

[0028] As Figure 3 , Figure 4 , Figure 5As shown, the handle 5 is arc-shaped and two in number, and is symmetrically arranged on both sides of the boss 33 along the width direction, and the two ends of the same handle 5 are movably connected with different lifting seats 4, and the two handles 5 can control the two lock piece seats 31 through the lifting seat 4, which is convenient for user operation and improves the disassembly and assembly efficiency of the filter element body 3.

[0029] Further, the lifting unlocking mechanism 6 includes a rocker lifting driving assembly 61 arranged between the handle 5 and the lifting seat 4 and capable of driving the lifting seat 4 to move up and down when the handle 5 is rotated circumferentially by external force, and a bevel pressing assembly 62 arranged between the lifting seat 4 and the lock piece seat 31 and capable of driving the lock piece seat 31 to reciprocate radially along the filter element body 3 when the lifting seat 4 moves up and down, so that the user can control the lifting seat 4 through the handle 5 through the rocker lifting driving assembly 61, which is convenient for user operation and improves user experience, and the lifting seat 4 drives the lock piece seat 31 to reciprocate radially when being controlled to lift by the user through the handle 5 through the bevel pressing assembly 62, which is convenient for adjusting the plug-in relationship between the lock piece body 32 and the lock piece groove 22 and improves the disassembly and assembly efficiency of the filter element body 3.

[0030] The rocker lifting driving assembly 61 includes a rocker body 611 arranged on the inner side of one end of the handle, one end of the rocker body 611 is fixedly connected with the handle 5 and the other end is movably arranged in a strip-shaped groove 612 horizontally arranged on one side of the lifting seat 4, and a lifting control block 613 is arranged in the middle of the rocker body 611 and abuts against the upper end of the lifting seat 4, so that the handle 5 and the lifting seat 4 are control-connected through the strip-shaped groove 612 and the rocker body 611, and the handle 5 generates a downward thrust on the lifting seat 4 through the lifting control block 613, thereby ensuring the disassembly efficiency.

[0031] As shown in the combination Figure 3 , Figure 4 , Figure 5 The rocker body 611 has a first rocker 6111 and a second rocker 6112 arranged in a staggered manner and parallel to each other, and the first rocker 6111 and the second rocker 6112 are connected through the lifting control block 613, and the first rocker 6111 is fixed on the inner side of the end of the handle 5 and the second rocker 6112 is movably arranged in the strip-shaped groove 612, and the outer side of the lifting control block 613 has an arc-shaped guide surface 614, which can reduce the friction between the lifting control block 613 and the lifting seat 4, thereby ensuring the control fluency, and when the handle 5 is forced to rise, the lifting control block 613 generates a downward thrust on the lifting seat 4 through the first rocker 6111 and the second rocker 6112, and when the handle 5 is forced to descend, the second rocker 6112 drives the lifting seat 4 to rise, thereby ensuring the plug-in state between the lock piece body 32 and the lock piece groove 22.

[0032] The inclined surface type top pressing assembly 62 comprises an inclined hole 621 arranged on the lock piece base 31 and extending downwardly towards the lock piece body 32, the inclined hole 621 is provided with a first inclined surface 622 on both sides, the lower end of the lifting seat 4 is movably arranged in the inclined hole 621, and the lower end of the lifting seat 4 is provided with a second inclined surface 623 on both sides and is slidably connected with the first inclined surface 622. The inclined hole 621 can facilitate the placement of the lifting seat 4, and the first inclined surface 622 and the second inclined surface 623 can guide the lifting seat 4. When the lifting seat 4 is lowered, the first inclined surface 622 and the second inclined surface 623 can drive the lock piece base 31 to retract inwardly to release the plug-in state of the lock piece body 32. When the lifting seat 4 is raised, the first inclined surface 622 and the second inclined surface 623 can drive the lock piece base 31 to extend outwardly, so that the lock piece body 32 and the lock piece groove 22 remain in the plug-in state, thereby improving the efficiency of assembling and disassembling the filter element body 3.

[0033] Specifically, the lifting seat 4 has a vertical seat 41 and an inclined seat 42 arranged in an integrated structure, the vertical seat 41 is provided with a vertical surface 43 on one side and a strip-shaped groove 612 on the other side, the boss 33 is provided with a lifting guide surface 44 vertically arranged and abutting against the vertical surface 43, the inclined seat 42 is matched with the inclined hole 621, and the second inclined surface 623 is formed on both sides of the inclined seat 42. A plurality of groove bodies 45 are arranged in the inclined surface close to the vertical surface 43. The vertical surface 43 and the lifting guide surface 44 can limit and guide the lifting seat 4, so that the lifting seat 4 can only be lifted and lowered in the inclined hole 621, thereby ensuring the stability of lifting.

[0034] As shown in Figure 4 , Figure 5 , the lock piece body 32 is integrally formed at one end of the lock piece base 31, and the lock piece base 31 is provided with a strip-shaped guide hole 311 extending along the axial direction of the lock piece base 31 on both sides. The filter element body 3 is provided with a guide column 312 slidably arranged in the strip-shaped guide hole 311. The guide column 312 can fix the lock piece base 31 and the boss 33, and the guide column 312 is movably arranged in the strip-shaped guide hole 311, thereby limiting the displacement range of the lock piece base 31 and ensuring the stability of the lock piece base 31.

[0035] The principle of the embodiment is that the handle 5 can be controlled by the user, and the handle 5 is connected with the lifting seat 4 through the pull-type unlocking mechanism 6. The handle 5 can control the lock piece base 31 during the lifting and lowering of the lifting seat 4. When the lifting seat 4 is lowered, the lock piece body 32 and the lock piece groove 22 are released from the plug-in state, thereby facilitating the direct disassembly of the filter element body 3. When the lifting seat 4 is raised, the lock piece body 32 extends into the lock piece groove 22 to maintain the plug-in state, thereby ensuring the mounting effect between the filter element body 3 and the filter element mounting frame 2.

[0036] The specific embodiments described herein merely exemplify the spirit of the present application. Those skilled in the art to which the present application belongs can make various modifications or supplements to the described specific embodiments or replace them with similar ways, but will not deviate from the spirit of the present application or exceed the scope defined by the appended claims.

[0037] Although the terms water purifier shell 1, filter element mounting frame 2, filter element mounting cavity 21, lock piece groove 22, lock piece groove seat 23, filter element body 3, lock piece seat 31, strip-shaped guide hole 311, guide column 312, lock piece body 32, boss 33, lifting seat 4, vertical seat 41, inclined seat 42, vertical surface 43, lifting guide surface 44, groove body 45, handle 5, pull-type unlocking mechanism 6, rocker arm type lifting driving assembly 61, rocker arm body 611, first rocker arm 6111, second rocker arm 6112, strip-shaped groove 612, lifting control block 613, arc-shaped guide surface 614, inclined surface type pressing assembly 62, inclined hole 621, first inclined surface 622, second inclined surface 623, etc. are used more frequently herein, the possibility of using other terms is not excluded. The use of these terms is only to facilitate the description and explanation of the essence of the present application; any kind of additional limitation is contrary to the spirit of the present application.

Claims

1. A water purifier which is unlocked by lifting a handle to pull out a filter cartridge, comprising a water purifier housing (1), wherein a filter cartridge mounting rack (2) is arranged in the water purifier housing (1), and at least one vertically arranged filter cartridge mounting cavity (21) is arranged in the filter cartridge mounting rack (2), and a filter cartridge body (3) is movably arranged in each filter cartridge mounting cavity (21), characterized in that, At least one lock piece seat (31) capable of reciprocating radially along the filter core body (3) is arranged at the inner side of the upper end of the filter core body (3), one end of the lock piece seat (31) is provided with a lock piece body (32) extending to the outer side of the filter core body (3), at least one lock piece groove (22) is arranged on the filter core mounting frame (2) and located at the circumferential outer side of the upper end of the filter core body (3) and is used for inserting the lock piece body (32), a lifting seat (4) is movably arranged at the inner side of the upper end of the filter core body (3), the lifting seat (4) is movably connected with a handle (5) located at the outer side of the upper end of the filter core body (3), and a pulling type unlocking mechanism (6) is arranged between the handle (5), the lifting seat (4) and the lock piece seat (31), when the handle (5) is rotated circumferentially by an external force, the lifting seat (4) is moved up and down, and the lock piece seat (31) is reciprocated radially along the filter core body (3), so that the lock piece body (32) and the lock piece groove (22) are kept in the inserted state or are separated from each other.

2. The water purifier of claim 1, wherein the handle is formed in the upper portion of the body. The upper end of the filter core body (3) is provided with a boss (33), the number of the lock piece seats (31) is two, the lock piece seats (31) are symmetrically arranged at the inner sides of the upper end of the filter core body (3) and are movably arranged along the length direction of the boss (33), and the upper ends of the lock piece seats (31) are respectively provided with the lifting seats (4).

3. The water purifier of claim 2, wherein the handle is formed in the upper surface of the cover. The upper end of the filter core mounting frame (2) is provided with two lock piece groove seats (23) respectively located at the outer sides of the two ends of the boss (33), and the lock piece groove (22) is arranged at one side of the lock piece groove seat (23) along the radial direction of the filter core body (3).

4. The water purifier of claim 2, wherein the handle is formed in the shape of a ring. The handle (5) is arc-shaped and the number of the handle (5) is two, the handle (5) is symmetrically arranged at the two sides of the boss (33) along the width direction, and the two ends of the same handle (5) are movably connected with different lifting seats (4).

5. The water purifier of claim 2 or 3 or 4, wherein, The pulling type unlocking mechanism (6) comprises a rocker arm type lifting driving assembly (61) arranged between the handle (5) and the lifting seat (4) and capable of moving the lifting seat (4) up and down when the handle (5) is rotated circumferentially by an external force, and an inclined plane type pressing assembly (62) arranged between the lifting seat (4) and the lock piece seat (31) and capable of reciprocating the lock piece seat (31) radially along the filter core body (3) when the lifting seat (4) is moved up and down.

6. The water purifier of claim 5, wherein the handle is formed in the shape of a ring. The rocker arm type lifting driving assembly (61) comprises a rocker arm body (611) arranged at one end of the handle, one end of the rocker arm body (611) is fixedly connected with the handle (5) and the other end is movably arranged in a strip-shaped groove (612) arranged at one side of the lifting seat (4), and a lifting control block (613) is arranged at the middle part of the rocker arm body (611) and abuts against the upper end of the lifting seat (4).

7. The water purifier of claim 6, wherein the handle is formed in the shape of a ring. The rocker body (611) has a first rocker (6111) and a second rocker (6112) which are arranged in staggered and parallel manner, the first rocker (6111) and the second rocker (6112) are connected through a lifting control block (613), the first rocker (6111) is fixed inside the end of the handle (5), the second rocker (6112) is movably arranged in the strip-shaped slot (612), and the lifting control block (613) has an arc-shaped guide surface (614) on the outside.

8. The water purifier of claim 6, wherein the handle is formed in the shape of a ring. The inclined surface type top pressing assembly (62) comprises an inclined hole (621) arranged on the lock piece base (31) and extending downward in the direction of the lock piece body (32), the inclined hole (621) has a first inclined surface (622) on each side, the lifting base (4) is movably arranged in the inclined hole (621) at the lower end, and the lifting base (4) has a second inclined surface (623) on each side at the lower end, which is slidably connected with the first inclined surface (622).

9. The water purifier of claim 8, wherein the handle is formed in the shape of a ring. The lifting base (4) has a vertical seat (41) and an inclined seat (42) which are arranged in an up-down manner and are connected in an integrated structure, the strip-shaped slot (612) is arranged on one side of the vertical seat (41) and the other side is a vertical surface (43), the boss (33) is provided with a lifting guide surface (44) which is abutted with the vertical surface (43) and is arranged vertically, the inclined seat (42) is matched with the inclined hole (621), and the second inclined surface (623) is formed on each side of the inclined seat (42), and a plurality of groove bodies (45) are arranged in the inclined surface close to the vertical surface (43).

10. The water purifier of claim 1, wherein the handle is formed in the shape of a ring. The lock piece body (32) is integrally formed at one end of the lock piece base (31), the lock piece base (31) has a strip-shaped guide hole (311) extending along the axial direction on each side, and the filter element body (3) has a guide column (312) movably arranged in the strip-shaped guide hole (311) on the inside of the upper end.

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