CN216878233U - Structure is dismantled in installation of filter core - Google Patents

Abstract

The utility model provides a structure is dismantled in installation of filter core, including filter core and filter core fixing base, be equipped with the filter core seat of being connected with the filter core cooperation in the filter core fixing base, the filter core upper end is the grafting end of undergauge, rear portion one side is equipped with semi-circular lug in the grafting end, filter core seat middle part one side is seted up and is supplied grafting end male opening, corresponding breach has been seted up to filter core fixing base one side, breach one side is seted up and is supplied certain angle pivoted direction slotted hole of filter core, be equipped with on the filter core fixing base inner wall with the protruding muscle of semi-circular lug cooperation extruded arc, filter core fixing base outer wall is equipped with extrusion portion, the filter core outer wall is equipped with corresponding extrusion piece. During installation, the filter core is extruded through semi-circular lug and arc protruding muscle for the filter core is fixed in the fixture block inserts the draw-in groove, and during the dismantlement, through extrusion portion and extrusion piece cooperation, messenger's filter core breaks away from the filter core seat and extrudes automatically. The filter element assembling and disassembling device is simple in structure, convenient and rapid to operate and low in cost, and the filter element can be assembled or disassembled only by rotating 45 degrees.

Description

Structure is dismantled in installation of filter core

Technical Field

The utility model belongs to the technical field of water treatment, relates to an assembly structure of a filter element, and particularly relates to an assembly and disassembly structure of the filter element.

Background

Nowadays, water resource pollution is more and more serious, and the problem of urban water safety is obvious. Aiming at the problem of secondary pollution of tap water and the harmful substances in the tap water caused by raw water pollution, more and more water purifiers are applied.

The water purifier is also called a water purifier and a water quality purifier, and is water treatment equipment for carrying out deep filtration and purification treatment on water quality according to the use requirement of water, and the water purifier has the function of removing floating substances, heavy metals, bacteria, viruses, residual chlorine, silt, rust, microorganisms and the like in filtered water. The filter element is used as a key part of the water purifier and needs to be cleaned and replaced after being used for a period of time. Generally, in the prior art, the filter element is fixed on the mounting seat of the water purifier in a rotary clamping or threaded connection mode, and the filter element is easily loosened and falls off due to improper assembly and disassembly operations, so that water leakage is caused, and the user can assemble and disassemble the filter element by himself only with trouble.

Through inspection, chinese patent No. 202020003931.8, chinese patent "an installation structure of filter core and filter core seat and purifier", this installation structure includes: the filter element seat comprises a base and a rotating seat, the base is fixed in the water purifier, a first water inlet and a first water outlet are formed in the middle of the bottom wall of the base, a second water inlet and a second water outlet are formed in the middle of the bottom wall of the rotating seat, the rotating seat is embedded in the base and can rotate around the axis of the base in the base between a water production position and a water stop position, when the rotating seat rotates to the water production position, the second water inlet corresponds to the first water inlet, and the second water outlet corresponds to the first water outlet; when the rotating seat rotates to the water stopping position, the bottom wall of the rotating seat seals the first water inlet and the first water outlet; the bottom of filter core and the roating seat on set up the structure of mutually supporting, the filter core can drive the roating seat and rotate to the product water position from the stagnant water position, when the filter core was in the stagnant water position, the filter core can be followed and pulled down on the filter core seat.

In addition, chinese patent No. 202120455761.1, "a filter element locking device for a water purifier", includes a rotatable connecting seat, a filter element body detachably connected with the connecting seat, a rotatable elastic block hinged in the connecting seat, an elastic member installed between a first end of the elastic block and an inner wall of the connecting seat, a pressing member provided at a second end of the elastic block, a free end of the pressing member extending out of the connecting seat through a through hole provided in a side wall of the connecting seat; the side wall of the upper end of the filter element body is provided with a convex block corresponding to the position of the elastic block, and the elastic block and the convex block are correspondingly provided with inclined planes convenient to slide in; the device is convenient to install and disassemble, and can prevent the filter element from loosening or falling off.

The filter element can be disassembled and assembled in the two patents, but the structure is not simple enough, the operation is not convenient enough, and further improvement is needed.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a filter element mounting and dismounting structure which is simple in structure and convenient and fast to operate.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides a structure is dismantled in installation of filter core, includes filter core and filter core fixing base, the filter core fixing base is fixed in the host computer, its characterized in that: the filter element fixing seat is internally rotatably provided with a filter element seat which is matched and connected with the filter element, the upper end of the filter element is a reducing insertion end, at least one side of the middle part of the insertion end is provided with a semicircular lug, the lower side of the middle part of the filter element seat is provided with an opening for inserting the insertion end of the filter element, correspondingly, one side of the filter element fixing seat is provided with an installation opening for inserting the insertion end, one side of the installation opening is provided with a guide slot hole for rotating the filter element at a certain angle, the inner wall of the filter element fixing seat is provided with an arc convex rib which is matched and extruded with the arc surface of the semicircular lug, the outer wall of the filter element fixing seat is provided with a cam profile extrusion part, the outer wall of the upper end of the filter element is provided with a corresponding extrusion block, when the filter element is inserted into the filter element seat for assembly, the filter element drives the filter element seat to rotate along the guide slot hole, and the filter element is automatically lifted upwards until being positioned through the extrusion matching of the semicircular lug and the arc-shaped convex rib; when the filter element is disassembled, the filter element reversely rotates, and the filter element is automatically extruded downwards through the matched extrusion of the extrusion block and the extrusion part.

As the improvement, the rear end of the filter element fixing seat is provided with a fixing plate fixedly connected with the host, the middle of the filter element fixing seat is concavely provided with an installation cavity for placing the filter element seat, the filter element seat is installed in the installation cavity, the middle part of the side surface of the filter element seat is respectively provided with a water inlet hole and a water outlet hole, the installation hole is arranged at the lower corner position of one side of the filter element fixing seat far away from the fixing plate, and the guide slot hole is transversely arranged at the lower end of the filter element fixing seat.

Furthermore, the tail end of the arc-shaped convex rib is provided with a positioning concave surface for positioning the semicircular lug, and when the filter element is assembled in place, the semicircular lug falls into the positioning concave surface for positioning.

And furthermore, the front end and the upper end of the semicircular lug are convexly provided with clamping blocks, one side of the filter element seat corresponding to the opening is provided with an inner concave part, the position of the inner concave part corresponding to the clamping block is provided with a corresponding clamping groove, and the filter element is positioned with the filter element seat through the matching of the clamping blocks and the clamping grooves after being inserted into the filter element seat.

Still further, the extrusion portion sets up in the outside that the filter core fixing base corresponds to the installing port, and the extrusion piece is protruding to be established on the shell step face of filter core, and the extrusion piece is same one side with semi-circular lug, when the filter core was dismantled, rotates the filter core to installing port department, and semi-circular lug breaks away from the concave surface of location of the protruding muscle of arc, and the extrusion piece offsets with the extrusion portion and extrudees, makes the fixture block break away from the draw-in groove, and the filter core is extruded downwards automatically.

Furthermore, the front end of the insertion end is provided with two sealing rings matched with the filter element seat.

Preferably, the filter element is inserted into the filter element seat and then rotates by an angle of 45 degrees. And a plug is arranged on the top surface of the filter element seat.

And finally, the left side and the right side of the middle part of the insertion end are both provided with a semicircular lug, and correspondingly, the left inner wall and the right inner wall of the filter element fixing seat are provided with arc convex ribs which are matched and extruded with the arc surfaces of the semicircular lugs.

Compared with the prior art, the utility model has the advantages that: set up the filter core seat in the filter core fixing base, the filter core is connected with the filter core seat through the mode of pegging graft, and during the installation, the filter core passes through the extrusion of semi-circular lug and the protruding muscle of arc for it is fixed with the filter core in the draw-in groove of filter core seat is inserted to the fixture block, and during the dismantlement, through the cooperation of extrusion portion and extrusion piece, it is automatic to make the filter core break away from the filter core seat and extrude. The filter element assembling and disassembling device is simple in structure, the filter element can be assembled or disassembled only by rotating 45 degrees, the operation is convenient and rapid, meanwhile, the cost is low, and the filter element assembling and disassembling device is convenient to assemble, disassemble and use in a narrow space.

Drawings

FIG. 1 is a schematic view of a filter cartridge according to an embodiment of the present invention during installation;

FIG. 2 is a schematic view of the cartridge of FIG. 1 in an assembled position;

FIG. 3 is a cross-sectional view of FIG. 2;

FIG. 4 is a schematic illustration of a filter cartridge according to an embodiment of the present invention when disassembled;

FIG. 5 is a schematic view of the cartridge of FIG. 4 in a final, disassembled state;

FIG. 6 is a cross-sectional view of FIG. 5;

FIG. 7 is a schematic view of a waterway according to an embodiment of the present invention;

fig. 8 is a perspective cross-sectional view of an embodiment of the present invention.

Detailed Description

The utility model is described in further detail below with reference to the accompanying examples.

As shown in fig. 1-8, a structure is dismantled in installation of filter core, including filter core 1, filter core seat 3 and filter core fixing base 2, the rear end of filter core fixing base 2 is equipped with fixed plate 21, filter core fixing base 2 passes through fixed plate 21 to be fixed in the host computer, the middle part of filter core fixing base 2 has the installation cavity that supplies filter core seat 3 to put into, filter core seat 3 is the cylinder of being roughly corresponding, filter core seat 3 rotationally sets up in filter core fixing base 2, form swivelling joint, and the side middle part of filter core seat 3 has been opened apopore 32 and inlet opening 34 respectively moreover. The upper end of filter core 1 is the grafting end 11 of undergauge, and the middle part left and right sides of grafting end 11 all is equipped with a semicircular lug 12, and the lower angular position that filter core fixing base 2 kept away from fixed plate 21 one side has been seted up and has been supplied grafting end 11 male installing port 25, and is corresponding, and grafting end 11 male opening 33 that supplies filter core 1 is seted up to middle part one side of filter core seat 3, and the top surface of filter core seat 3 is provided with end cap 35. The lower extreme of filter core fixing base 2 is seted up and is offered the guide slot hole 26 that supplies filter core 1 certain angle pivoted that is linked together with installing port 25, is equipped with the protruding muscle 23 of arc that cooperates the extrusion with the arc surface of semicircular lug 12 on the left and right sides inner wall of filter core fixing base 2, and the end of the protruding muscle 23 of arc is equipped with the location concave surface 24 that supplies semicircular lug 12 location, when filter core 1 assembles when targetting in place, falls through semicircular lug 12 and fixes a position in location concave surface 24. The front end and the upper end of the semicircular lug 12 are convexly provided with clamping blocks 13, one side of the filter element seat 3 corresponding to the opening is provided with an inner concave part, the position of the inner concave part corresponding to the clamping block 13 is provided with a corresponding clamping groove 31, and after the filter element 1 is inserted into the filter element seat 3 and rotates in place, the filter element 1 is positioned with the filter element seat 3 through the matching of the clamping block 13 and the clamping groove 31.

The outer side of the filter element fixing seat 2 corresponding to the mounting opening 25 is provided with an extrusion part 22 with a cam profile, a corresponding extrusion block 14 is arranged on the stepped surface of the shell of the filter element 1 in a protruding mode, the same side is formed by the extrusion block 14 and the semicircular convex block 12, when the filter element 1 is disassembled, the filter element 1 is rotated towards the mounting opening 25, the semicircular convex block 12 is separated from the positioning concave surface 23 of the arc-shaped convex rib 23, the extrusion block 14 is extruded by abutting against the extrusion part 22, the clamping block 13 is separated from the clamping groove 31, and the filter element 1 is automatically extruded downwards.

In order to increase the sealing performance and avoid water leakage, the front end of the insertion end 11 of the filter element 1 is provided with two sealing rings 10 matched with the filter element seat 3, and the rotating angle of the filter element 1 after being inserted into the filter element seat 3 is 45 degrees.

The waterway structure in the filter element seat 3 and the waterway connection cooperation of the filter element seat 3 and the filter element 1 are shown in fig. 7 and 8, and the rest are consistent with the prior art and are not described more.

The specific operation process is as follows:

during installation, as shown in fig. 1-3, the insertion end 11 of the filter element 1 is aligned with the position and inserted into the filter element seat 3, the filter element 1 is rotated inwards, the filter element 1 drives the filter element seat 3 to rotate along the guide slot hole 26, the semicircular lug 12 abuts against the arc-shaped convex rib 23, the filter element 1 is automatically lifted upwards through extrusion fit until the filter element falls on the arc-shaped concave surface 24 for positioning, and at the moment, the fixture block 13 is inserted into the clamping groove 31 for positioning;

during disassembly, as shown in fig. 4-6, the filter element 1 is rotated reversely, the semicircular convex blocks 12 are separated from the arc-shaped concave surfaces 24 and continue to rotate, the extrusion blocks 14 abut against the extrusion parts 22, the clamping blocks 13 are separated from the clamping grooves 31 through the matched extrusion of the extrusion blocks 14 and the extrusion parts 22, and the filter element 1 is automatically extruded downwards.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (9)

1. The utility model provides a structure is dismantled in installation of filter core, includes filter core and filter core fixing base, the filter core fixing base is fixed in the host computer, its characterized in that: the filter element fixing seat is internally rotatably provided with a filter element seat which is matched and connected with the filter element, the upper end of the filter element is a reducing insertion end, at least one side of the middle part of the insertion end is provided with a semicircular lug, the lower side of the middle part of the filter element seat is provided with an opening for inserting the insertion end of the filter element, correspondingly, one side of the filter element fixing seat is provided with an installation opening for inserting the insertion end, one side of the installation opening is provided with a guide slot hole for rotating the filter element at a certain angle, the inner wall of the filter element fixing seat is provided with an arc convex rib which is matched and extruded with the arc surface of the semicircular lug, the outer wall of the filter element fixing seat is provided with a cam profile extrusion part, the outer wall of the upper end of the filter element is provided with a corresponding extrusion block, when the filter element is inserted into the filter element seat for assembly, the filter element drives the filter element seat to rotate along the guide slot hole, and the filter element is automatically lifted upwards until being positioned through the extrusion matching of the semicircular lug and the arc-shaped convex rib; when the filter element is disassembled, the filter element reversely rotates, and the filter element is automatically extruded downwards through the matched extrusion of the extrusion block and the extrusion part.

2. The attachment and detachment structure according to claim 1, wherein: the rear end of filter core fixing base is equipped with the fixed plate with host computer fixed connection, and the middle part of filter core fixing base is concave to be equipped with the installation cavity that supplies the filter core seat to put into, and the filter core seat is installed in the installation cavity, and the side middle part of filter core seat has opened inlet opening and apopore respectively moreover, and the mounting opening is seted up in the lower corner position that the fixed plate one side was kept away from to the filter core fixing base, and the lower extreme at the filter core fixing base is transversely seted up to the direction slotted hole.

3. The attachment and detachment structure according to claim 2, wherein: the tail end of the arc-shaped convex rib is provided with a positioning concave surface for positioning the semicircular convex block, and when the filter element is assembled in place, the semicircular convex block falls into the positioning concave surface for positioning.

4. The attachment and detachment structure according to claim 3, wherein: the filter element is characterized in that clamping blocks are convexly arranged at the front end and the upper end of the semicircular lug, an inner concave part is arranged on one side, corresponding to the opening, of the filter element seat, a corresponding clamping groove is arranged at the position, corresponding to the clamping blocks, of the inner concave part, and after the filter element is inserted into the filter element seat, the filter element is positioned with the filter element seat through the matching of the clamping blocks and the clamping grooves.

5. The attachment and detachment structure according to claim 4, wherein: the extrusion portion sets up in the outside that the filter core fixing base corresponds to the installing port, and the extrusion piece is protruding to be established on the shell step face of filter core, and the extrusion piece is same one side with semi-circular lug, when the filter core was dismantled, rotates the filter core to installing port department, and semi-circular lug breaks away from the concave surface in location of the protruding muscle of arc, and the extrusion piece offsets with the extrusion portion and extrudees, makes the fixture block break away from the draw-in groove, and the filter core is automatic extrudeed downwards.

6. The attaching and detaching structure according to any one of claims 1 to 5, wherein: and the front end of the insertion end is provided with two sealing rings matched with the filter element seat.

7. The mounting and dismounting structure according to any one of claims 1 to 5, wherein: the filter element is inserted into the filter element seat, and then the rotating angle is 45 degrees.

8. The mounting and dismounting structure according to any one of claims 1 to 5, wherein: and a plug is arranged on the top surface of the filter element seat.

9. The attaching and detaching structure according to any one of claims 1 to 5, wherein: the left side and the right side of the middle part of the insertion end are both provided with a semicircular lug, and correspondingly, the left inner wall and the right inner wall of the filter element fixing seat are provided with arc convex ribs which are matched and extruded with the arc surfaces of the semicircular lugs.

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