CN217490045U - Filter element - Google Patents

Abstract

A filter element takes a straight line direction as an installation direction; comprises a main body, a filter material, a filter element cover and a locking component; the filter element cover covers one end of the main body to seal the filter material; the outer side of the main body or the filter element cover is provided with an installation surface parallel to the installation direction, and the locking assembly is positioned on the installation surface; and the locking component is moved along the mounting direction along the projection of the direction vertical to the mounting surface, and the locking component slides in a telescopic way along the direction vertical to the mounting direction. Compared with the prior art, the utility model discloses a filter core can be fast, stable install on the water purifier.

Description

Filter element

Technical Field

The utility model relates to a water purification technology field especially relates to a filter core.

Background

Water is a source of life, and people can not boil water in daily life. The pure water without impurities not only provides guarantee for health, but also can improve the life quality. In order to meet the requirements of people on purified water, the water purifier is produced. After letting in water the purifier, filtering material filters water for impurity such as aquatic floater, heavy metal, silt, bacterium even stop in filtering material, dispel the water supply user after the impurity, thereby realize the purification of water.

However, if impurities are deposited in the filter material for a long time without being cleaned, the impurities may contaminate water and deteriorate water quality, and thus the filter material needs to be replaced at regular intervals. On the other hand, because the needs of structure, the filter core that holds filtering material generally sets up in the inside of purifier, when regularly changing filtering material, needs take out the filter core. In the prior art, the most common way to fix the filter element is to install the filter element on other parts of the water purifier by threaded connection. The filter element needs to be rotated ceaselessly during assembly and disassembly of the filter element, so that the filter element has poor installation performance and low assembly and disassembly efficiency, and the filter element can be loosened and has poor stability if the filter element is not rotated to enough turns according to requirements.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model aims at providing a filter core to improve its convenience at the water purifier installation.

The utility model adopts the following technical scheme:

a filter element takes a straight line direction as an installation direction; comprises a main body, a filter material, a filter element cover and a locking component; the filter element cover covers one end of the main body to seal the filter material; the outer side of the main body or the filter element cover is provided with an installation surface parallel to the installation direction, and the locking assembly is positioned on the installation surface; and the locking component is moved along the mounting direction along the projection of the direction vertical to the mounting surface, and the locking component slides in a telescopic way along the direction vertical to the mounting direction.

Compared with the prior art, the utility model discloses a filter core passes through scalable gliding locking subassembly, moves locking subassembly along the installation direction and the filter core can lock or unblock in the water purifier simultaneously, simplifies the filter core and installs and remove the operation, improves the convenience of filter core installation.

Further, the locking assembly comprises a sliding block and a second connecting rod, wherein the moving directions of the sliding block and the second connecting rod are perpendicular to each other; the extending direction of the second connecting rod is parallel to the mounting surface; along the perpendicular to installation face direction projection, along with the second connecting rod is followed the installation direction is kept away from or is close to the slider, the slider along with the direction that the installation direction is not parallel is in the inside and outside of filter core is flexible, only needs to remove the second connecting rod and just can drive the slider and stretch out and draw back inside and outside the filter core lid, further improves the convenience of filter core installation.

Further, the locking assembly further comprises a first connecting rod hinged between the sliding block and the second connecting rod; the second connecting rod is moved along the projection perpendicular to the mounting surface, so that the first connecting rod rotates around the connection point of the first connecting rod and the second connecting rod, the hinge point of the first connecting rod and the sliding block is far away from or close to the center of the filter element along the telescopic direction of the sliding block, the sliding block is driven to move by the first connecting rod, the structure of the locking assembly is simplified, various connection modes can be set according to actual conditions, and the application range is enlarged.

Further, the locking assembly further comprises an elastic member; along the perpendicular to installation face direction projection, the elastic component with the slider butt is in order to produce the sensing the elasticity of slider, elasticity makes the slider has to keep away from the trend that filter core center direction removed guarantees not have the exogenic action, and the slider is located the filter core lid outside, guarantees the stable connection of the relative water purifier of filter core.

Furthermore, the locking assembly also comprises an upper cover covering the mounting surface, and the mounting surface and the upper cover form an accommodating space; the sliding block and the second connecting rod are located in the accommodating space, so that the sliding block and the second connecting rod are protected, and the service life is prolonged.

Further, the locking assembly further comprises a handle fixedly connected with the second connecting rod; part handle exposes the accommodation space outside, only need can realize the pulling to the second connecting rod through the handle when the user installs and removes the filter core, improves the convenience of installing and removing.

Furthermore, the number of the sliding blocks and the number of the first connecting rods are two; the two sliding blocks and the two first connecting rods are symmetrically arranged along a straight line parallel to the mounting direction along the projection perpendicular to the mounting direction, so that the locking force in the water purifier is improved.

Further, the main body and the filter element cover are coaxial cylinders; the installation direction is parallel to the radial of main part to shorten the stroke that the filter core inserts the waterway unit, improve the installation effectiveness.

Further, the quantity of elastic component is two to respectively with two slider butt, in order to improve further improvement locking force.

Furthermore, the utility model discloses still provide another filter core to improve its convenience at the water purifier installation, its technical scheme as follows:

a filter element is connected into a water purifier by taking a straight line direction as an installation direction, and comprises a main body, a filter material, a filter element cover and a locking assembly; the filter element cover covers one end of the main body to seal the filter material; the outer side of the main body or the filter element cover is provided with an installation surface parallel to the installation direction; the locking assembly is mounted on the mounting surface; and the locking component is moved along the installation direction along the projection of the direction vertical to the installation surface, and the locking component slides in a telescopic way along the direction vertical to the installation direction.

Compared with the prior art, this filter core passes through scalable gliding locking subassembly, moves locking subassembly and the filter core can lock or unblock in the water purifier simultaneously along the installation direction, simplifies the filter core and installs and remove the operation, improves the convenience of filter core installation.

For a better understanding and an implementation, the present invention is described in detail below with reference to the accompanying drawings.

Drawings

FIG. 1 is a schematic view of the overall structure of a water purifier according to the present invention;

FIG. 2 is a cross-sectional front view of the water purifier of the present invention;

FIG. 3 is a schematic view of the overall structure of the filter element of the present invention;

FIG. 4 is a cross-sectional elevation view of a filter cartridge according to the present invention;

fig. 5 is a schematic view of the overall structure of the locking assembly of the present invention;

fig. 6 is a top view of the locking assembly with the upper cover removed when the locking assembly is in the locked state;

fig. 7 is a top view of the locking assembly with the upper cover removed when the locking assembly is in the unlocked state;

FIG. 8 is a partial top view of another embodiment of the present invention with the locking assembly removed and the cover;

fig. 9 is a partial top view of another embodiment of the present invention with the locking assembly removed from the cover.

Detailed Description

The utility model discloses an among the water purifier, through set up the locking subassembly of being connected with it on the filter core, the locking subassembly can be followed the installation face that is on a parallel with the place and with the filter core is in the direction that the installation direction in the water purifier is not parallel is flexible.

Referring to fig. 1 and 2, the present invention provides a water purifier, which includes a housing 10, and a waterway unit 20, a filter element support 30, a pump body 40 and a filter element 50 respectively located inside the housing 10. The housing 10 is a hollow frame, and an opening is formed at one side thereof. The waterway unit 20 is fixed on the inner wall of the housing 10 and is communicated with the outside of the housing 10. The filter element 50 enters the interior of the housing 10 from the opening of the housing 10 and communicates with the waterway unit 20. The filter element bracket 30 is fixed in the housing 10 and located between the waterway unit 20 and the filter element 50, and the filter element bracket 30 supports and positions the filter element 50. The pump body 40 is fixed between the cartridge holder 30 and the housing 10 and communicates with the waterway unit 20. An external water source flows into the filter element 50 through the waterway unit 20 for filtration, and the filtered water flows out of the housing 10 through the waterway unit 20, and the pump body 40 pressurizes the water flow of the waterway unit 20 to accelerate the directional flow thereof.

Referring to fig. 3 and 4, the filter element 50 is inserted into the water purifier in a certain linear direction as an installation direction a. The cartridge 50 includes a body 51, a filter media 52, a cartridge cover 53, and a locking assembly 54. In this embodiment, the main body 51 is a hollow cylinder, and an opening is provided at one axial end thereof. The filter element cover 53 is covered on the opening of the main body 51 and is fixedly connected with the main body 51, so that the filter element 52 is sealed in the main body 51.

Further, the filter element cover 53 is provided with a water inlet pipe 531 and a water outlet pipe 532 communicated with the inside of the filter element cover, and the water inlet pipe 531 and the water outlet pipe 532 are respectively connected with the waterway unit 20. The body 51 has a plurality of partitions 511 therein to define a water passage therein. Since the division of the internal space by the partition to form the water path is a conventional means in the prior art, it is not described in detail here. The filter 52 is filled in the divided inner space of the main body 51, and water flows into the water inlet pipe 531 along the water path unit 20 and enters the main body 51, passes through the filter 52, and then flows out of the main body 51 from the water outlet pipe 532. Preferably, the filter element cover 53 is cylindrical, and the water inlet pipe 531 and the water outlet pipe 532 are respectively disposed on a side wall of the filter element cover 53, and the extending direction is parallel to the radial direction of the main body 51. When installed, the inlet pipe 531 and the outlet pipe 532 face the waterway unit 20 and are inserted in a radial direction of the body 51. Because the axial length of the main body 51 of the filter element 50 is generally far greater than the radial length, and the filter element 50 is plugged in and pulled out along the radial parallel direction of the main body 51, the stroke of the filter element 50 is generally smaller than the stroke of the filter element 50 which is plugged in and pulled out along the axial direction of the filter element, the water inlet pipe 531 and the water outlet pipe 532 are fixedly arranged on the side wall of the filter element cover 53, so that the required stroke of the filter element 50 during plugging and pulling can be reduced, and the installation convenience can be improved.

Referring to fig. 5 to 7, the locking assembly 54 is disposed on a mounting surface, which may be a side surface of a plate, and then the plate is fixed to the main body 51 or the filter element cover 53, so as to limit the filter element 50 by the locking assembly 54; or the plate and the filter element 50 are integrally formed, and the mounting surface is a side surface of the filter element 50. In this embodiment, the filter element cover 53 is provided with a top plate and a side plate, and the side plate is perpendicular to the top plate and extends along the edge of the top plate, so as to form a semi-enclosed structure. The locking assembly 54 is disposed on the outside of the top plate of the cartridge cover 53. The outer side surface of the filter element cover 53 is axially perpendicular to the main body 51, that is, the outer side surface of the filter element cover 53 is the mounting surface. The locking assembly 54 slides in a direction parallel to the mounting surface when projected in a direction perpendicular to the mounting surface, and extends and retracts in a direction not parallel to the mounting direction a within a range covered by the mounting surface. A groove (not shown) corresponding to the locking assembly 54 is formed on the inner wall of the housing 10 or the filter cartridge holder 30, the locking assembly 54 is inserted into the groove and fixed with the groove along with the extension and contraction of the locking assembly 54, and the locking assembly 54 can prevent the filter cartridge 50 from moving along the installation direction a, so that the filter cartridge 50 is positioned in the housing 10. Since the manner in which the locking assembly 54 is inserted into the recess to engage therewith is conventional in the art, it will not be described in detail herein.

The locking assembly 54 includes a slider 541, a first link 542, a second link 543, an elastic member 544, a handle 545, and an upper cover 546. In this embodiment, the elastic member 544 is a spring. The upper cover 546 is disposed on the mounting surface to form a receiving space, and the slider 541, the first link 542, the second link 543, the elastic member 544 and the handle 545 are all located in the receiving space. The slider 541 is located at an edge of the cartridge cover 53. The axial directions of the first link 542 and the second link 543 are parallel to the mounting surface. The slider 541 slides between the outside and the inside of the filter element cover 53 in a direction not parallel to the mounting direction a, projected in a direction perpendicular to the mounting surface. Preferably, the slider 541 slides in a direction perpendicular to the mounting direction a to ensure insertion into the groove with the shortest stroke; further, a first guide block 531 and a second guide block 532 are arranged on the mounting surface in a protruding manner; the first guide block 531 and the second guide block 532 have a gap therebetween, and the slider 541 slides between the first guide block 531 and the second guide block 532, so that the slider 541 maintains a certain sliding direction without deflection in a space defined by the first guide block 531 and the second guide block 532.

The elastic member 544 abuts against a side surface of the slider 541 away from the edge of the filter element cover 53, and a direction of elastic deformation thereof is parallel to a sliding direction of the slider 541. When no external force is applied, the elastic member 544 generates an elastic force directed toward the slider 541 and parallel to the sliding direction thereof. Further, the slider 541 is provided with a first guide 5411, the outer side surface of the filter element cover 53 is provided with a second guide 533, and the first guide 5411 and the second guide 533 are engaged with each other to guide the sliding of the slider 541. In this embodiment, the first guide 5411 is a waist-shaped through hole projected along a direction perpendicular to the mounting surface, and a connection line of circle centers of circular arcs at two ends of the first guide 5411 is radially parallel to the main body 51. The second guiding element 53 is a protruding block which is convexly arranged on the outer side surface of the filter element cover 53, which is back to the main body 51, and the protruding block is inserted into the waist-shaped through hole to form a clamping structure. When the sliding block 541 slides, the convex block slides along a connecting line of the circle centers of the circular arcs at the two ends of the waist-shaped through hole, so that the sliding of the sliding block 541 is guided. A spring mounting block 535 is further disposed on an outer side surface of the filter element cover 53 facing away from the main body 51 in a protruding manner, and two axial ends of the elastic member 544 are respectively abutted against the spring mounting block 533 and the slider 541. When the slider 541 slides toward the inside of the filter element cover 53, the elastic member 544 is compressed to generate an elastic force directed toward the slider 541, so as to facilitate the restoration of the slider 541.

In the axial projection of the main body 51, two ends of the first link 542 are respectively hinged to the second link 543 and the slider 541, and the axis of the hinge shaft is perpendicular to the mounting surface. When no external force is applied, the slider 541 is pushed out of the filter element cover 53 by the elastic member 544, and a connecting line of the axes of the hinge points at the two ends of the first link 542 is parallel to the sliding direction of the slider 541 and the elastic direction of the elastic member 544.

The distance from the hinge point of the first link 542 and the slider 541 to the edge of the filter element cover 53 is smaller than the distance from the hinge point of the first link 542 and the second link 543 to the edge of the filter element cover 53. Preferably, the extending direction of the second link 543 is parallel to the sliding direction of the slider 541, and when no external force is applied, the connection line of the hinge points at the two ends of the first link 542 and the extending direction of the second link 543 are on the same straight line.

The handle 545 is fixedly connected to the second connecting rod 543, and a portion of the handle is located outside the filter element cover 53 for being easily grasped by a user. Projected in a direction perpendicular to the mounting surface, the handle 545 is far from or close to the slider 541 in the mounting direction a. Further, a third guide 535 is provided on an outer side surface of the cartridge cover 53, a fourth guide 5451 engaged with the third guide 535 is provided on the handle 545, and the fourth guide 5451 slides along the third guide 535 to guide movement of the handle 545. In this embodiment, the third guide 535 is a screw perpendicular to the mounting surface along an axis, the fourth guide 5451 is a waist-shaped through hole formed in the handle 545, a connecting line of axes of two end arcs is perpendicular to a sliding direction of the slider 541, and the protrusion is engaged with the waist-shaped through hole. When no external force is applied, the slider 541 and the handle 545 partially extend out of the upper cover 546. Preferably, in the installation direction a, the handle 545 is located on one side of the slider 541, the water inlet pipe 531 and the water outlet pipe 532 are located on the other side of the slider 541, and the axial directions of the water inlet pipe 531 and the water outlet pipe 532 are parallel to the moving direction of the handle 545.

The handle 545 is pulled along the opposite direction of the installation direction a, the handle 545 drives the second connecting rod 543 to move, the distance between the second connecting rod 543 and the slider 541 is increased, so that the first connecting rod 542 rotates around the hinge point of the first connecting rod 542 and the second connecting rod 543 in the direction close to the center of the filter element cover 53, the distance between the hinge points at the two ends of the first connecting rod 542 in the direction parallel to the sliding direction of the slider 541 is reduced, and the slider 541 moves towards the center of the filter element cover 53 and retracts into the inner side of the filter element cover 53. After the filter element 50 is mounted to the housing 10, the handle 545 is released, the slider 541 is pushed out of the filter element cover 53 again under the action of the elastic member 544 and is clamped with the housing 10, the handle 545 approaches the slider 541 until the first link 542 returns to the line connecting the two hinge points, which is parallel to the sliding direction of the slider 541, so that the filter element 50 is fixed to the housing 10. When the filter element 50 is removed, the handle 545 is pulled in a direction away from the slider 541 again, the slider 541 retracts into the inner side of the filter element cover 53, the lock of the filter element 50 in the water purifier is released, and the filter element 50 can be separated from the water purifier by continuously pulling the handle 545.

Preferably, the number of the sliding block 541, the elastic member 544 and the first link 542 is two, and the sliding block 541, the elastic member 544 and the first link 542 are symmetrically distributed on a straight line perpendicular to the direction of the sliding block 541 and passing through the center of the filter element cover 53, when projected along the axial direction of the main body 51. Further, the number of the third guide 535 and the number of the fourth guide 5451 are 3, and the engaging points of the third guide 535 and the fourth guide 5451 are not on the same straight line.

In the present embodiment, since the filter element 50 is inserted into the water purifier in the radial direction of the main body 51, the mounting surface on which the lock unit 54 is mounted is the outer surface of the filter element cover 53 parallel to the radial direction of the main body 51. In another embodiment, when the filter element 50 is inserted into the water purifier along the axial direction of the main body 51, the locking assembly 54 can be installed by providing a plate with a plate surface parallel to the axial direction of the main body 51 on the filter element cover 52, so long as the push-pull direction of the handle 545 is kept parallel to the installation direction a, the filter element 50 can be easily installed and stably connected to the water purifier.

Further, in another embodiment, please refer to fig. 8, which is basically the same as the embodiment in structure, except that: in the mounting direction a, a certain gap is formed between the slider 541 and the first link 542, the second link 543 is pushed toward the slider 541 by the handle 545, the first link 542 rotates in the gap in a direction approaching the center of the filter element cover 53 around a hinge point of the first link 542 and the second link 543, a distance between hinge points at two ends of the first link 542 in a direction parallel to the sliding direction of the slider 541 becomes smaller, the slider 541 moves in the direction of the center of the filter element cover 53, and the slider 541 can also extend and contract relative to the mounting surface.

Further, in another embodiment, please refer to fig. 9, which is basically the same as the embodiment in structure, except that: along the sliding direction of the slider 541, the hinge point between the first link 542 and the second link 543 is located at a side close to the edge of the mounting surface, the second link 543 is pushed toward the slider 541 by the handle 545, the first link 542 rotates around the hinge point between the first link 542 and the second link 543 in a direction close to the center of the filter element cover 53, the distance between the hinge points at both ends of the first link 542 in the sliding direction parallel to the slider 541 increases, and the slider 541 moves in the direction of the center of the filter element cover 53, so that the slider 541 can extend and contract relative to the mounting surface.

Compared with the prior art, the utility model discloses a filter core can be installed and removed on the water purifier through simple operation, and the installation convenience is high. And the locking force in the water purifier is strong and the stability is high. In addition, the locking assembly is simple in structure, good in protectiveness and long in service life.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is 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 concept of the present invention, several variations and modifications can be made, which all fall within the scope of the present invention.

Claims (10)

1. A filter element takes a straight line direction as an installation direction; the method is characterized in that: comprises a main body, a filter material, a filter element cover and a locking component; the filter element cover covers one end of the main body to seal the filter material; the outer side of the main body or the filter element cover is provided with an installation surface parallel to the installation direction, and the locking assembly is positioned on the installation surface; and the locking component is moved along the mounting direction along the projection of the direction vertical to the mounting surface, and the locking component slides in a telescopic way along the direction vertical to the mounting direction.

2. The filter cartridge of claim 1, wherein: the locking assembly comprises a sliding block and a second connecting rod, wherein the moving directions of the sliding block and the second connecting rod are perpendicular to each other; the extending direction of the second connecting rod is parallel to the mounting surface; along the projection of the direction perpendicular to the installation surface, along with the fact that the second connecting rod is far away from or close to the sliding block along the installation direction, the sliding block stretches out and draws back on the inner side and the outer side of the filter element along the direction perpendicular to the installation direction.

3. The filter cartridge of claim 2, wherein: the locking assembly further comprises a first connecting rod hinged between the sliding block and the second connecting rod; and moving the second connecting rod along the projection perpendicular to the mounting surface, so that the first connecting rod rotates around the joint of the first connecting rod and the second connecting rod, and the hinge point of the first connecting rod and the sliding block is far away from or close to the center of the filter element along the telescopic direction of the sliding block.

4. A filter cartridge as recited in claim 3, wherein: the locking assembly further comprises a resilient member; along perpendicular to installation face direction projection, the elastic component with the slider butt is in order to produce the elasticity of pointing to the slider, the elasticity makes the slider have the trend of moving towards keeping away from the filter core central direction.

5. A filter cartridge as claimed in claim 3 or 4, wherein: the locking assembly further comprises an upper cover covering the mounting surface, and the mounting surface and the upper cover form an accommodating space; the sliding block and the second connecting rod are located in the accommodating space.

6. The filter cartridge of claim 5, wherein: the locking assembly further comprises a handle fixedly connected with the second connecting rod; part of the handle is exposed outside the accommodating space.

7. The cartridge of claim 4, wherein: the number of the sliding blocks and the number of the first connecting rods are two; and the two sliding blocks and the two first connecting rods are respectively and symmetrically arranged in a straight line parallel to the mounting direction along the projection perpendicular to the mounting surface direction.

8. The filter cartridge of claim 1, wherein: the main body and the filter element cover are coaxial cylinders; the mounting direction is parallel to a radial direction of the body.

9. The filter cartridge of claim 7, wherein: the quantity of elastic component is two to respectively with two slider butt.

10. The utility model provides a filter core, uses a linear direction to insert in the water purifier as installation direction, its characterized in that: comprises a main body, a filter material, a filter element cover and a locking component; the filter element cover covers one end of the main body to seal the filter material; the outer side of the main body or the filter element cover is provided with an installation surface parallel to the installation direction; the locking assembly is mounted on the mounting surface; and the locking component is moved along the mounting direction along the projection of the direction vertical to the mounting surface, and the locking component slides in a telescopic way along the direction vertical to the mounting direction.

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