CN212731261U - Filter element of filter - Google Patents

Abstract

The utility model relates to a filter element, including filter core main part and demountable installation in the end cover at filter core main part both ends, the position circumference that is close to the tip in the filter core main part outside is provided with annular flange, the end cover is close to the one end circumference of filter core main part seted up with the ring channel that annular flange corresponds, annular flange keeps away from a plurality of recesses have been seted up to one side of end cover, a plurality of spouts have been seted up to the position that the end cover corresponds the ring channel, sliding connection has in the spout with recess joint complex slider, be provided with the elastic component that promotes slider to recess in the recess. This application can be dismantled the filter core, is convenient for wash filter core inside.

Description

Filter element of filter

Technical Field

The present application relates to the field of filtration devices, and more particularly, to a filter cartridge.

Background

The filter element is the heart of the filter, is the purification equipment needed for purifying original ecological resources and reusing the resources, and is generally mainly used in the filtration industries of oil filtration, water filtration, air filtration and the like. The filter medium is removed of a small amount of impurities, so that the normal operation of equipment or the cleanness of air can be protected, when fluid passes through a filter element with certain precision in the filter, the impurities are blocked, and clean fluid flows out through the filter element.

The traditional Chinese patent with publication number CN207745588U discloses a filter and a filter element thereof, which comprises a cylinder, a base connected with the cylinder and a filter element arranged on the base, wherein a shell of the filter element is provided with a bulge, and the bulge is positioned below a step of the cylinder. In the filtering process, if the filter is under the back flushing pressure, the filter element is under the impact force of upwards separating from the base, and the filter element cannot move due to the fact that the step is fixed in position and the protrusion on the filter element shell is under the resistance of the step above, and the stability of the filter is guaranteed.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: after the filter element is used for a long time, a large amount of sundries can be accumulated in the filter element, and if the sundries are accumulated in the filter element, the normal use of the filter element is influenced.

SUMMERY OF THE UTILITY MODEL

In order to facilitate cleaning of the interior of the filter element, the present application provides a filter element.

The application provides a filter element, adopts following technical scheme:

the utility model provides a filter element, include filter core main part and demountable installation in the end cover at filter core main part both ends, the position circumference that the filter core main part outside is close to the tip is provided with annular flange, the end cover is close to the one end circumference of filter core main part seted up with the ring channel that annular flange corresponds, annular flange keeps away from a plurality of recesses have been seted up to one side of end cover, a plurality of spouts have been seted up to the position that the end cover corresponds the ring channel, sliding connection in the spout with recess joint complex slider, be provided with the elastic component that promotes slider to recess in the recess.

Through adopting above-mentioned technical scheme, when needs wash filter core main part inside, promote the slider, make the slider slide to the spout in to break away from the recess, thereby can dismantle the end cover, pull down two sets of end covers after, can wash the filter core main part, wash the back that finishes, with the end cover installation back in-place, make slider and recess aim at, under the elastic force effect of elastic component, the slider can the joint in the recess, thereby fix the end cover.

Preferably, the filter core main part is cylindricly, the filter core main part is formed by the filter core spare concatenation that two sets of symmetries set up, filter core spare is the semicircle tube-shape, the position that is close to relative both ends in the filter core spare outside is provided with first connecting strip and second connecting strip, two to the outside respectively the connection can be dismantled through fastening components between the first connecting strip and the second connecting strip of filter core spare.

Through adopting above-mentioned technical scheme, through setting up fastening components, realize dismantling of two sets of filter core pieces and connect, when wasing the filter core main part, can be convenient for wash filter core main part inboard with two sets of filter core pieces separation.

Preferably, the fastening assembly comprises a plurality of connecting screws arranged on the first connecting strip and connecting nuts in threaded connection with the outer sides of the connecting screws, and the first connecting strip and the second connecting strip are fixed through the connecting screws and the connecting nuts.

By adopting the technical scheme, the two groups of filter element pieces are fixed through the connecting screw rod and the connecting nut, and when the two groups of filter element pieces need to be disassembled, the connecting nut is correspondingly rotated, and the connecting screw rod is separated from the connecting nut.

Preferably, connecting screw with first connecting strip is articulated, connecting screw's articulated shaft is vertical setting, first strip hole has been seted up to the tip that filter element piece was kept away from to first connecting strip, first strip hole runs through the relative both sides of first connecting strip, the second connecting strip keep away from filter element piece's tip seted up with the second strip hole that first strip hole corresponds, connecting screw slides and wears to locate first strip hole and second strip hole.

Through adopting above-mentioned technical scheme, when two sets of filter core pieces of needs dismantlement, the rotation coupling nut of small amplitude to pull connecting screw, make connecting screw break away from first BAR-shaped hole and second BAR-shaped hole, thereby be convenient for the dismouting of filter core piece.

Preferably, one side of the sliding block, which is far away from the sliding groove, is provided with an inclined surface, and the inclined surface faces the outer side of the annular groove.

Through adopting above-mentioned technical scheme, when the installation end cover, aim at the ring channel with the annular flange, because the setting on inclined plane for when inclined plane and the contact of annular flange side, the slider can be promoted by the annular flange, and promote the slider to the spout in, thereby the installation of the end cover of being convenient for.

Preferably, two groups of positioning grooves are formed in the annular flange, the positioning grooves penetrate through two opposite sides of the annular flange, and two groups of positioning blocks corresponding to the positioning grooves are arranged on the side wall of the annular groove.

Through adopting above-mentioned technical scheme, during the installation end cover, aim at locating piece and constant head tank, at this moment, the slider can aim at with the recess that corresponds the position, the quick installation end cover of being convenient for.

Preferably, a pull rod is horizontally arranged on one side, away from the annular flange, of the sliding block, and the pull rod penetrates through the end cover in a sliding mode and extends out of the outer side of the end cover.

Through adopting above-mentioned technical scheme, when the end cover is dismantled to needs, the pulling rod drives the slider and slides to make the slider break away from the recess, the setting of pulling rod is convenient for the slip of slider, the dismantlement of the end cover of being convenient for.

Preferably, the elastic part is a spring, the spring is sleeved outside the pull rod, and two ends of the spring are respectively connected with the sliding block and the bottom of the sliding groove.

Through adopting above-mentioned technical scheme, the installation of spring is comparatively simple, and the stable performance.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the interior of the filter element main body needs to be cleaned, the sliding block is pushed to slide into the sliding groove and be separated from the groove, so that the end cover can be detached, the filter element main body can be cleaned after the two groups of end covers are detached, the end covers are installed back to the original positions after cleaning is finished, the sliding block is aligned to the groove, and the sliding block can be clamped in the groove under the elastic force action of the elastic piece, so that the end covers are fixed;

2. through setting up fastening components, realize the connection dismantled of two sets of filter core pieces, when wasing the filter core main part, can be convenient for wash filter core main part inboard with two sets of filter core pieces separation.

Drawings

FIG. 1 is a schematic view of a filter cartridge;

FIG. 2 is a schematic view of a cartridge body of a filter cartridge;

fig. 3 is a cross-sectional view of an end cap of a filter cartridge.

Description of reference numerals: 1. a filter element main body; 2. an end cap; 3. an annular groove; 4. an annular flange; 5. a groove; 6. a chute; 7. a slider; 8. a pull rod; 9. a spring; 10. a bevel; 11. positioning a groove; 12. positioning blocks; 13. a filter element member; 14. a first connecting bar; 15. a second connecting strip; 16. connecting a screw rod; 17. a connecting nut; 18. a first bar-shaped hole; 19. and a second strip-shaped hole.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a filter cartridge. Referring to fig. 1, including a set of filter core main part 1 and two sets of end covers 2, filter core main part 1 is cylindricly, and inside and the relative both ends of filter core main part 1 are the fretwork setting, and two sets of end covers 2 are installed respectively in the relative both ends of filter core main part 1.

Referring to fig. 2, the outline of the end cover 2 is annular, the vertical section of the end cover 2 is square, an annular groove 3 is formed in the inner side of one end, close to the filter element main body 1, of the end cover 2, and the annular groove 3 extends along the circumferential direction of the end cover 2 and forms a circle. The positions, close to the two end parts, of the outer side of the filter element main body 1 are respectively fixed with an annular flange 4, the annular flanges 4 circumferentially extend along the outer peripheral surface of the filter element main body 1 and are encircled into a circle, the vertical section of each annular flange 4 is square, and the annular flanges 4 are matched with the annular grooves 3; when the annular flange 4 is positioned in the annular groove 3, one end of the annular flange 4 close to the end cover 2 is attached to the bottom of the annular groove 3, and the peripheral surface of the annular flange 4 is attached to the side wall of the annular groove 3.

Referring to fig. 2 and 3, the annular flange 4 is provided with four sets of grooves 5, the grooves 5 penetrate through the outer peripheral surface of the annular flange 4 and one side far away from the filter element main body 1, and the four sets of grooves 5 are circumferentially arranged at the annular flange 4. The end cover 2 is provided with four groups of sliding chutes 6, the positions of the sliding chutes 6 correspond to the positions of the annular groove 3, the sliding chutes 6 penetrate through the inner side wall of the annular groove 3, and the four groups of sliding chutes 6 are circumferentially arranged at the end cover 2; the runner 6 can be aligned with the groove 5 when the annular flange 4 is in contact with the groove bottom of the annular groove 3. A sliding block 7 is connected in the sliding groove 6 in a sliding mode, the length direction of the sliding block 7 is the same as that of the sliding groove 6, the sliding direction of the sliding block 7 is the same as that of the sliding groove, and the length of the sliding block 7 is smaller than that of the sliding groove 6; when the sliding groove 6 is aligned with the corresponding groove 5, the sliding block 7 is pushed, so that a part of the sliding block 7 extends into the groove 5, and the sliding block 7 can be clamped in the groove 5.

A pull rod 8 is horizontally fixed at one end, far away from the groove 5, of the sliding block 7, the pull rod 8 penetrates through the end cover 2 and extends to the peripheral surface of the end cover 2, and the pull rod 8 is connected with the end cover 2 in a sliding mode. Be provided with the elastic component in the spout 6, in this embodiment, the elastic component is spring 9, and the pull rod 8 outside is located to the spring 9 cover, and the spring 9 both ends are fixed with slider 7 side and 6 tank bottoms of spout respectively, and spring 9 is compression state, and under the elastic force effect of spring 9, spring 9 can promote slider 7 to make partly slider 7 stretch into in the recess 5, thereby fix end cover 2. When needs wash filter core main part 1, then need dismantle end cover 2, pulling pull rod 8 makes slider 7 slide to 6 in the spout to make slider 7 break away from recess 5, thereby can dismantle end cover 2.

To facilitate the mounting of the end cap 2, the side of the slider 7 facing away from the slide groove 6 is provided with a slope 10, which slope 10 faces the outside of the annular groove 3. When the end cover 2 is installed, the annular flange 4 is aligned to the annular groove 3, when the inclined surface 10 and the annular flange 4 are in contact with one side of the filter element main body 1 far away from the annular groove, the sliding block 7 can be pushed by the annular flange 4 and can completely push the sliding block 7 into the sliding groove 6, when one side of the annular flange 4 far away from the filter element main body 1 is in contact with the groove bottom of the annular groove 3, the sliding groove 6 is aligned to the groove 5, and under the action of elastic force of the spring 9, the sliding block 7 can be clamped in the groove 5.

The annular flange 4 is provided with two groups of positioning grooves 11, the positioning grooves 11 penetrate through the upper side, the lower side and the peripheral face of the annular flange 4, the two groups of positioning grooves 11 are symmetrically arranged, two groups of positioning blocks 12 are fixed on the side wall of the annular groove 3, the shapes of the positioning blocks 12 are matched with those of the positioning grooves 11, the two groups of positioning blocks 12 are also symmetrically arranged, and when the positioning blocks 12 are aligned with the positioning grooves 11, the sliding block 7 can be aligned with the groove 5 at the corresponding position; before the end cover 2 is installed, the positioning block 12 is aligned with the positioning groove 11, so that the end cover 2 can be installed quickly.

Referring to fig. 2, the filter element body 1 is formed by splicing two groups of filter element pieces 13, the filter element pieces 13 are in a semi-cylindrical shape, the shapes and the sizes of the two groups of filter element pieces 13 are completely the same, and the two groups of filter element pieces 13 are symmetrically arranged. The cross section of the filter element 13 is in a semicircular arc shape, the outer side of the filter element 13 close to the two radial ends is respectively and vertically fixed with a first connecting strip 14 and a second connecting strip 15, the first connecting strip 14 of one group of filter element 13 corresponds to the second connecting strip 15 of the other group of filter element 13 in position, and the two groups of filter elements are fixed through two groups of fastening components.

The fastening components comprise connecting screws 16, the connecting screws 16 are hinged to one side, far away from the second connecting strip 15, of the first connecting strip 14, hinged shafts of the connecting screws 16 are vertically arranged, and the connecting screws 16 of the two groups of fastening components are arranged in the length direction of the first connecting strip 14. Two groups of first strip-shaped holes 18 are formed in the end part, far away from the filter element 13, of the first connecting strip 14, the positions of the two groups of first strip-shaped holes 18 correspond to the positions of the two groups of connecting screws 16, the first strip-shaped holes 18 penetrate through two opposite sides of the first connecting strip 14, and the distance between two opposite side walls of the first strip-shaped holes 18 is larger than the diameter of the connecting screws 16; two groups of second strip-shaped holes 19 corresponding to the positions of the first strip-shaped holes 18 are formed in the end part, far away from the filter element 13, of the second connecting strip 15, the second strip-shaped holes 19 penetrate through two opposite sides of the second connecting strip 15, the distance between two opposite side walls of the second strip-shaped holes 19 is equal to the distance between two opposite side walls of the first strip-shaped holes 18, and the length of the connecting screw 16 is larger than the distance between two opposite side faces, far away from each other, of the first connecting strip 14 and the second connecting strip 15. And pulling the connecting screw rod 16, wherein the connecting screw rod 16 can be arranged in the first strip-shaped hole 18 and the second strip-shaped hole 19 in a penetrating way, and the end part of the connecting screw rod 16 extends out of the second strip-shaped hole 19. The fastening assembly further comprises a coupling nut 17, the coupling nut 17 being screwed onto the outside of the coupling screw 16, and the end of the coupling nut 17 abutting against the second connecting strip 15 on the side remote from the first connecting strip 14, so as to fix the two sets of filter element pieces 13.

When two groups of filter element pieces 13 need to be disassembled, the connecting nut 17 is rotated in a small range, and the connecting screw 16 is pulled, so that the connecting screw 16 is separated from the first strip-shaped hole 18 and the second strip-shaped hole 19, and the two groups of filter element pieces 13 can be disassembled, and the inner sides of the filter element pieces 13 can be cleaned conveniently.

The implementation principle of the filter element of the embodiment of the application is as follows: when the filter element main body 1 needs to be cleaned, the end cover 2 needs to be disassembled, the pull rod 8 is pulled, the sliding block 7 slides into the sliding groove 6, and the sliding block 7 is separated from the groove 5, so that the end cover 2 can be disassembled; when the inner sides of the filter element pieces 13 need to be cleaned, the connecting nut 17 is rotated in a small range, and the connecting screw 16 is pulled, so that the connecting screw 16 is separated from the first strip-shaped hole 18 and the second strip-shaped hole 19, and the two groups of filter element pieces 13 can be disassembled; after the two groups of filter element pieces 13 are cleaned, the two groups of filter element pieces 13 are spliced, then the two groups of end covers 2 are installed, when the end covers 2 are installed, the positioning blocks 12 are aligned to the positioning grooves 11, when the inclined planes 10 are in contact with one sides, far away from the filter element main body 1, of the annular flanges 4, the sliding blocks 7 can be pushed by the annular flanges 4 and completely pushed into the sliding grooves 6, when one sides, far away from the filter element main body 1, of the annular flanges 4 are in contact with the bottoms of the annular grooves 3, the sliding grooves 6 are aligned to the grooves 5, and under the action of elastic force of the springs 9, the sliding blocks 7 can be clamped in the grooves 5.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. A filter cartridge, comprising: including filter core main part (1) and detachable mounting in end cover (2) at filter core main part (1) both ends, the position circumference that is close to the tip in the filter core main part (1) outside is provided with annular flange (4), end cover (2) are close to the one end circumference of filter core main part (1) seted up with ring channel (3) that annular flange (4) correspond, keep away from annular flange (4) a plurality of recesses (5) have been seted up to one side of end cover (2), a plurality of spouts (6) have been seted up to the position that corresponds ring channel (3) in end cover (2), sliding connection in spout (6) have with recess (5) joint complex slider (7), be provided with the elastic component that promotes in slider (7) to recess (5) in recess (5).

2. A filter cartridge according to claim 1 wherein: filter core main part (1) is cylindricly, filter core main part (1) is formed by filter core piece (13) concatenation that two sets of symmetries set up, filter core piece (13) are the semicircle tube-shape, the position that is close to relative both ends in the filter core piece (13) outside is provided with first connecting strip (14) and second connecting strip (15), two respectively can dismantle the connection through fastening components between first connecting strip (14) and the second connecting strip (15) of filter core piece (13).

3. A filter cartridge according to claim 2 wherein: the fastening assembly comprises a plurality of connecting screw rods (16) arranged on the first connecting strip (14) and a connecting nut (17) in threaded connection with the outer side of the connecting screw rods (16), and the first connecting strip (14) and the second connecting strip (15) are fixed through the connecting screw rods (16) and the connecting nut (17).

4. A filter cartridge according to claim 3 wherein: connecting screw (16) with first connecting strip (14) are articulated, the articulated shaft of connecting screw (16) is vertical setting, first strip hole (18) have been seted up to the tip that first connecting strip (14) kept away from filter element piece (13), first strip hole (18) run through the relative both sides of first connecting strip (14), second connecting strip (15) keep away from the tip of filter element piece (13) seted up with second strip hole (19) that first strip hole (18) correspond, first strip hole (18) and second strip hole (19) are worn to locate by sliding in connecting screw (16).

5. A filter cartridge according to claim 1 wherein: one side, far away from the sliding groove (6), of the sliding block (7) is provided with an inclined surface (10), and the inclined surface (10) faces the outer side of the annular groove (3).

6. A filter cartridge according to claim 1 wherein: two sets of constant head tanks (11) have been seted up in annular flange (4), constant head tank (11) run through the relative both sides of annular flange (4), annular groove (3) lateral wall be provided with two sets of locating pieces (12) that constant head tank (11) correspond.

7. A filter cartridge according to claim 1 wherein: one side of the sliding block (7) far away from the annular flange (4) is horizontally provided with a pull rod (8), and the pull rod (8) penetrates through the end cover (2) in a sliding mode and extends out of the outer side of the end cover (2).

8. A filter cartridge according to claim 7 wherein: the elastic piece is a spring (9), the spring (9) is sleeved on the outer side of the pull rod (8), and two ends of the spring (9) are connected with the sliding block (7) and the groove bottom of the sliding groove (6) respectively.

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