CN115487592A

CN115487592A - Clamping assembly

Info

Publication number: CN115487592A
Application number: CN202210772736.5A
Authority: CN
Inventors: 李利军; 谢交兵; 李键
Original assignee: Qingdao Haier Strauss Water Equipment Co Ltd; Haier Smart Home Co Ltd
Current assignee: Qingdao Haier Strauss Water Equipment Co Ltd; Haier Smart Home Co Ltd
Priority date: 2022-06-30
Filing date: 2022-06-30
Publication date: 2022-12-20

Abstract

The invention relates to the technical field of water purification equipment, and particularly provides a clamping assembly, aiming at solving the problem that a filter element of the existing water purifier is inconvenient to disassemble. For the purpose, the clamping assembly comprises a shell and a pressure plate component, wherein a first locking structure is arranged on the shell; the platen member includes a body portion and a second locking structure disposed on the body portion. Through such setting, the second locking structure can stretch out or retract for the main part of clamp plate part thereby with the cooperation of first locking structure or separation to clamp plate part and casing cooperation locking or release the locking, improved the convenience of clamp plate part installation and dismantlement on the casing, greatly made things convenient for user operation, promoted user experience.

Description

Clamping assembly

Technical Field

The invention relates to the technical field of water purification equipment, and particularly provides a clamping assembly.

Background

With people paying more attention to the quality of drinking water, water purifiers gradually enter families of users.

At present, water purifiers in the market generally need to replace filter elements to ensure the quality of filtered water after being used for a period of time. When renew cartridge, because the back is screwed up with the casing installation to the filter core of traditional purifier, user or after-sale personnel need exert very big power or just can dismantle the filter core from the casing with the help of the instrument when manual dismantlement, waste time and energy, dismantle renew cartridge inconvenient, user experience is not good.

Accordingly, there is a need in the art for a new snap assembly that addresses the above-mentioned problems.

Disclosure of Invention

In order to solve the problems in the prior art, the filter element of the existing water purifier is inconvenient to disassemble.

In a first aspect, the present invention provides a clamping assembly comprising: the method comprises the following steps: a housing having a first locking structure disposed thereon; and a platen member including a body portion and a second locking structure disposed on the body portion; wherein the second locking structure is capable of extending or retracting relative to the main body portion of the pressure plate member to engage with or disengage from the first locking structure, so that the pressure plate member is engaged with or unlocked from the housing.

In a preferred aspect of the above-described snap-fit assembly, the main body portion of the platen member includes: the base is detachably connected with the non-water-receiving end of the filter element; a sliding member mounted on the base and slidable relative to the base, the second locking structure being provided on the sliding member; and a resilient return member located between the slide member and the base to return the slide member after it has slid relative to the base and thereby cause the slide member to move with the second locking formation and to extend to a position in which it cooperates with the first locking formation.

In a preferred embodiment of the above-mentioned clip assembly, the first locking structure is a slot formed on an inner side wall of the housing, and the second locking structure is an insert plate formed on the sliding member, and the insert plate can extend into the slot relative to the base.

In a preferred embodiment of the above-mentioned clamping assembly, a guide surface is formed on the insertion plate, and when the insertion plate moves towards the slot and contacts with the housing, the insertion plate can be retracted onto the base by means of the guide surface, so that the insertion plate can smoothly slide into the slot along the inner side wall of the housing.

In a preferred embodiment of the above fastening assembly, the pressure plate component further includes a wrench and a transmission member mounted on the base, one end of the wrench is pivotally connected to the base, the transmission member is capable of sliding relative to the base and is operatively connected to the sliding member, and the wrench, when rotating relative to the base, can drive the transmission member to slide relative to the base and thus drive the sliding member to slide relative to the base.

In a preferred technical solution of the above-mentioned clamping assembly, one end of the wrench is provided with a first tooth-shaped structure, one end of the transmission member is provided with a second tooth-shaped structure, and the first tooth-shaped structure is engaged with the second tooth-shaped structure, so that the wrench can drive the transmission member to slide relative to the base when rotating relative to the base.

In a preferred technical solution of the above-mentioned clamping assembly, the sliding member includes two sliding blocks, the two sliding blocks are distributed at intervals along a direction perpendicular to a sliding direction of the transmission member, the second locking structure is disposed at an end of the two sliding blocks away from each other, and the transmission member can drive the two sliding blocks to slide relative to the base in a direction of approaching each other so as to separate the second locking structure from the first locking structure.

In a preferred technical solution of the above-mentioned clamping assembly, each of the sliding blocks is provided with a sliding groove, the transmission member is provided with two sliding columns, the two sliding columns can penetrate into the corresponding sliding grooves, the two sliding grooves are respectively formed with a first inclined sliding surface on the side wall close to each other, the two sliding columns are respectively formed with a second inclined sliding surface on one side close to each other, a distance between the two first inclined sliding surfaces gradually increases along a direction away from an inlet end of the sliding groove, and a distance between the two second inclined sliding surfaces gradually increases along a direction close to the inlet end, so that the two sliding blocks slide relative to the base in a direction close to each other in a process of inserting the sliding columns into the sliding grooves.

In a preferred embodiment of the above-mentioned clamping assembly, the base is provided with at least two guide plates facing each other, and the sliding member is located between the two guide plates and can slide relative to the guide plates so as to guide the sliding member in the process of sliding relative to the base.

As can be understood by those skilled in the art, the clamping assembly of the present invention comprises a housing and a pressure plate member, wherein the housing is provided with a first locking structure; the platen member includes a body portion and a second locking structure disposed on the body portion. Through such setting, the second locking structure can stretch out or retract for the main part of clamp plate part thereby with the cooperation of first locking structure or separation to clamp plate part and casing cooperation locking or release the locking, improved the convenience of clamp plate part installation and dismantlement on the casing, greatly made things convenient for user operation, promoted user experience.

Further, the main body portion of the pressure plate part comprises a base, a sliding member and an elastic resetting member; the base is detachably connected with the non-water-receiving end of the filter element; the sliding component is arranged on the base and can slide relative to the base, and the second locking structure is arranged on the sliding component; the elastic reset component is positioned between the sliding component and the base. Through the arrangement, after the sliding component slides relative to the base, the sliding component can be reset by the elastic resetting component, and the sliding component drives the second locking structure to move and extend to the position matched with the first locking structure so as to lock the pressure plate component on the shell, so that the situation that the sliding component is subjected to external force to retract the second locking structure from the position of the first locking structure is avoided, and further the loosening between the pressure plate component and the shell is caused.

Still further, the first locking structure is a slot formed on an inner side wall of the housing, and the second locking structure is a plug plate formed on the sliding member, the plug plate being capable of protruding into the slot relative to the base. Through such setting, simplified the casing and the design of being connected of sliding member, simple manufacture, it is with low costs.

Still further, the insert plate is formed with a guide surface. Through the arrangement, when the inserting plate moves towards the slot and is contacted with the shell, the inserting plate can be retracted onto the base through the guide surface, so that the inserting plate can smoothly slide into the slot along the inner side wall of the shell, and the convenience of locking and mounting the pressing plate component and the shell is improved.

Still further, the clamp plate component further comprises a wrench and a transmission member, wherein the wrench and the transmission member are mounted on the base, one end of the wrench is pivotally connected with the base, the transmission member can slide relative to the base and is operatively connected with the sliding member, and the wrench can drive the transmission member to slide relative to the base and thus drive the sliding member to slide relative to the base when rotating relative to the base. Through the arrangement, a user can drive the sliding component to slide on the base by applying small force through the wrench and the transmission component, and the use convenience of the pressing plate component is further improved.

Still further, the sliding member includes two sliders, and two sliders are along the direction perpendicular to the direction of sliding of transmission member interval distribution, and the second locking structure sets up the one end that two sliders keep away from each other, and transmission member can drive two sliders and slide for the base towards the direction that is close to each other so that second locking structure and first locking structure separation. Through the arrangement, the second locking structure on the pressing plate component and the first locking structure on the shell can be separated simultaneously, the pressing plate component is guaranteed to be separated from the shell integrally, and the convenience of dismounting the pressing plate component on the shell is improved.

Still further, each sliding block is provided with a sliding groove, the transmission component is provided with two sliding columns, the two sliding columns can penetrate into the corresponding sliding grooves, the two sliding grooves are respectively provided with a first inclined sliding surface on the side wall close to each other, the two sliding columns are respectively provided with a second inclined sliding surface on one side close to each other, the distance between the two first inclined sliding surfaces is gradually increased along the direction far away from the inlet end of the sliding groove, and the distance between the two second inclined sliding surfaces is gradually increased along the direction close to the inlet end, so that the two sliding blocks slide relative to the base towards the direction close to each other in the process that the sliding columns are inserted into the sliding grooves. Through the arrangement, the first inclined sliding surface in the sliding groove is matched with the second inclined sliding surface on the sliding column, so that the directional displacement direction of the transmission component is converted into the displacement direction of the two sliding blocks which are opposite to each other, and the displacement direction of the sliding blocks is perpendicular to the displacement direction of the transmission component, the sliding blocks on two sides of the pressing plate component are conveniently connected and fixed with the shell at the same time, and the convenience of connection between the pressing plate component and the shell is improved.

Still further, the base is provided with at least two guide plates opposite to each other, and the sliding member is positioned between the two guide plates and can slide relative to the guide plates so as to guide the sliding member in the process of sliding relative to the base. With this arrangement, the sliding member slides between the two guide plates with respect to the base, and the sliding member is prevented from being deflected when the base slides.

Still further, the platen member further includes a cover body attached to the base, the cover body being provided with an accommodation groove in which the wrench can be accommodated when the attachment is completed. Through such setting, the spanner is whole to be hidden to the holding tank in, has avoided the spanner accident to receive external force and make clamp plate part and casing separation, improves the security that clamp plate part used.

Drawings

Preferred embodiments of the present invention are described below with reference to the accompanying drawings, in which:

FIG. 1 is a schematic view of an assembled configuration of the clamping assembly of the present invention;

FIG. 2 is a schematic structural view of the housing of the present invention;

FIG. 3 is a schematic view of a cartridge according to the present invention;

FIG. 4 is a schematic view of the construction of the platen member of the present invention;

FIG. 5 isbase:Sub>A schematic cross-sectional view taken at A-A in FIG. 4;

fig. 6 is an exploded view of the platen assembly of the present invention.

List of reference numerals:

1. a housing; 11. a slot; 2. a filter element; 21. a water receiving end; 22. a card slot; 3. a platen member; 31. a base; 311. a guide plate; 32. a slider; 321. inserting plates; 3211. a guide surface; 322. a chute; 3221. a first inclined slide surface; 33. an elastic return member; 34. a wrench; 341. a first tooth form structure; 35. a transmission member; 352; a second tooth-shaped structure; 353. a traveler; 3531. a second inclined slide surface; 36. a cover body; 361. and (6) accommodating the tank.

Detailed Description

Preferred embodiments of the present invention are described below with reference to the accompanying drawings. Although the clamping assembly is described in connection with a filter cartridge of a water purifier, the invention is not limited to the application of the filter cartridge, for example, the clamping assembly of the invention can also be applied to a plug at one end of a cylindrical structure, or a cover at one end of a container, etc., and it should be understood by those skilled in the art that these embodiments are merely used for explaining the technical principle of the invention, and are not intended to limit the protection scope of the invention.

It should be noted that in the description of the present invention, the terms "upper", "lower", "horizontal", "vertical", "inner", "outer", "top", "bottom", etc. indicating directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Specifically, as shown in fig. 1 to 6, the clip assembly of the present invention includes a housing 1 and a pressure plate member 3. The water purifier comprises a filter element 2, the bottom end of the filter element 2 is a water receiving end 21, and two clamping grooves 22 are formed in the top end face of the filter element 2; the casing 1 has the cavity that holds filter core 2, and the both sides of casing 1's inside wall are equipped with first locking structure, and first locking structure sets up to be close to the slot 11 of the open-ended two bars of casing, and clamp plate component 3 includes the main part and sets up the second locking structure on the main part.

With continued reference to fig. 4-6, more specifically, the main body portion of platen component 3 includes a base 31, a slide member, and a resilient return member 33. The bottom end of the base 31 is provided with two hooks (not shown in the figure) corresponding to the two slots 22, and the two hooks are respectively in clamping fit with the two slots 22 to fix the pressing plate member 3 on the top end (i.e. the non-water receiving end) of the filter element 2. The sliding member comprises two sliding blocks 32, the two sliding blocks 32 are arranged on the base 31 opposite to each other, and the two sliding blocks 32 can slide towards or away from each other relative to the base 31, one end of each of the two sliding blocks 32 away from each other is provided with a second locking structure which is an inserting plate 321 with an arc-shaped end, the arc-shaped end of the inserting plate 321 is matched with the shape of the inner wall of the shell and is provided with an inserting plate 321 with an arc-shaped end, the inserting plate 321 can extend or retract towards the base 31 under the driving of the sliding blocks 32, a guide surface 3211 which inclines downwards towards the shell is formed on the end part of the inserting plate 321, each sliding block 32 is provided with a sliding groove 322, and each sliding groove 322 is provided with a first inclined sliding surface 3221 on the side wall which is close to each other. The base 31 is further provided with four vertical guide plates 311, the guide plates 311 are L-shaped, the four guide plates 311 are divided into two groups, one group of two guide plates 311 corresponds to one slider 32, and the slider 32 is located between the two guide plates 311 and can slide relative to the guide plates 311 so as to guide the slider 32 in the process that the slider 32 slides relative to the base 31. The elastic restoring member 33 is four coil springs, the four coil springs are divided into two groups, one group of two coil springs are distributed on two sides of one slider 32, one end of each coil spring is connected with one end of the slider 32, and the other end of each coil spring is connected with a guide plate 311 arranged on the base 31.

Continuing to refer to fig. 6, the pressing plate component 3 further includes a wrench 34, a transmission member 35 and a cover 36 mounted on the base 31, wherein one end of the wrench 34 is provided with a shaft rod and a first tooth-shaped structure 341, the first tooth-shaped structure 341 is an arc-shaped tooth, the base 31 is provided with a shaft hole capable of fixing the shaft rod, one end of the transmission member 35 is provided with a second tooth-shaped structure 352 meshed with the first tooth-shaped structure 341, and the second tooth-shaped structure 352 is a strip-shaped tooth. When one end of the wrench 34 rotates on the base 31 with the shaft, the wrench 34 drives the first tooth-shaped structure 341 to rotate around the shaft to engage with the second tooth-shaped structure 352 of the transmission member 35, so that the wrench 34 can drive the transmission member 35 to slide relative to the base 31, and therefore the sliding block 32 to slide relative to the base 31. Wherein, two sliding columns 353 are arranged on the transmission member 35, one second inclined sliding surface 3531 is respectively formed at one side of the two sliding columns 353 which are close to each other, and the distance between the two second inclined sliding surfaces 3531 is gradually increased along the direction close to the inlet end, namely, the transmission member 35 is shaped like a U-shaped fork structure. Wherein, the two sliders 32 are spaced apart from each other in a direction perpendicular to the sliding direction of the transmission member 35. The top surface of the cover 36 is provided with a strip-shaped receiving groove 361, one side in the receiving groove 361 is provided with an opening, when the cover 36 is covered on the base 31, the shaft end of the wrench 34 is rotatably connected with the base 31 through the opening, and the cover 36 can cover and decorate the transmission component 35, the sliding block 32 and the elastic restoring component 33.

When the filter element 2 is disassembled, the wrench 34 in the storage state is rotated out of the receiving groove 361 on the cover body 36, the first tooth-shaped structure 341 of the wrench 34 is in meshing transmission with the second tooth-shaped structure 352 of the transmission member 35, so that the transmission member 35 drives the two sliding columns 353 to move towards the sliding grooves 322 of the two sliding blocks 32 respectively, when the sliding columns 353 are inserted into the sliding grooves 322, the first inclined sliding surfaces 3221 in the sliding grooves 322 slide with each other by virtue of the second inclined sliding surfaces 3531 on the sliding columns 353, the two sliding blocks 32 slide with respect to the base 31 in the direction of approaching each other, that is, the inserting plate 321 on each sliding block 32 is contracted on the base 31, the inserting plate 321 is withdrawn from the inserting groove 11 on the housing 1, and then the wrench 34 on the pressure plate part 3 is held to pull the filter element 2 out of the cavity of the housing 1 from the housing 1, thereby completing the disassembly of the filter element 2.

When the filter element 2 is installed, the press plate member 3 is clamped and fixed on the filter element 2 by clamping and matching two clamping hooks on the bottom surface of the base 31 of the press plate member 3 with two clamping grooves 22 at the top end of the filter element 2, the filter element 2 is pushed and moved into the cavity of the shell 1 along the axial direction of the filter element 2 by means of the press plate member 3 so that the press plate member 3 drives the inserting plate 321 to move towards the direction of the inserting groove 11 on the shell 1, by means of the guide surface 3211 of the inserting plate 321, when the inserting plate 321 is in contact with the inner side wall of the shell 1, the inner side wall of the shell 1 extrudes the end part of the inserting plate 321, so that the inserting plate 321 is passively pressed back onto the base 31, so that the main body part of the press plate member 3 can continuously move downwards along the inner side wall of the shell 1, when the press plate member 3 moves to the position of the inserting groove 11 of the shell 1, the inserting plate 321 is opposite to the position of the inserting groove 11, the inserting plate 321 on the press plate member 3 immediately extends out of the outer side of the base 31 under the action of the elastic reset member 33 and enters the inserting groove 11, so that the filter element 2 is locked in the cavity of the shell 1, and the filter element 2 is installed.

Regarding the connection manner of the pressure plate member 3 and the filter element 2, the connection manner between the pressure plate member 3 and the filter element 2 may also be designed to be a pin hole structure, for example, the top end of the filter element 2 is provided with a pin rod structure, the base 31 of the pressure plate member 3 is provided with a jack structure, and the pin rod structure and the jack structure are fixed by inserting and matching, or the top end of the filter element 2 is provided with a snap ring structure, and the base 31 of the pressure plate member 3 is designed to be a doghouse type fixing structure, and is fixedly connected with the doghouse type fixing structure by matching and matching, and so on, and the adjustment and change of the specific structural form of the connection manner of the pressure plate member 3 and the filter element 2 should be limited within the protection scope of the present invention.

It should be noted that the first locking structure and the second locking structure are not limited to the above-mentioned situation, for example, the first locking structure may be configured as a jack, the second locking structure may be configured as an insert rod, and the insert rod is inserted into the jack and matched with the jack, or the first locking structure may be configured as a pin hole, the second locking structure may be configured as a pin, and two sets of the first locking structure and the second locking structure are fixed in a way of matching with the pin hole.

Furthermore, it should be noted that the first tooth-shaped structure 341 and the second tooth-shaped structure 352 are not limited to the above-mentioned situation, for example, the first tooth-shaped structure 341 may be provided with a plurality of engaging protrusions evenly spaced along the circumference of the end of the wrench 34, the second tooth-shaped structure 352 may be provided with a plurality of engaging grooves evenly spaced along the moving direction of the transmission member 35, and the engaging protrusions and the engaging grooves are driven in cooperation, and such adjustment and change of the specific structures of the first tooth-shaped structure 341 and the second tooth-shaped structure 352 are not departing from the principle and scope of the present invention, and should be limited within the protection scope of the present invention.

So far, the technical solutions of the present invention have been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Equivalent changes or substitutions of related technical features can be made by those skilled in the art without departing from the principle of the invention, and the technical scheme after the changes or substitutions can fall into the protection scope of the invention.

Claims

1. A snap-in assembly, comprising:

a housing having a first locking structure disposed thereon; and

a platen member including a body portion and a second locking structure disposed on the body portion;

wherein the second locking structure is capable of extending or retracting relative to the main body portion of the pressure plate member to engage with or disengage from the first locking structure, so that the pressure plate member is engaged with or unlocked from the housing.

2. The card assembly of claim 1, wherein the main body portion of the platen member comprises:

a base;

a sliding member mounted on the base and slidable relative to the base, the second locking structure being provided on the sliding member; and

a resilient return member located between said slide member and said base to return said slide member after sliding of said slide member relative to said base and thereby cause said slide member to move with said second locking formation and to extend to a position cooperating with said first locking formation.

3. The card assembly of claim 2 wherein the first locking structure is a slot formed in an interior side wall of the housing and the second locking structure is a card formed on the slide member, the card being extendable relative to the base into the slot.

4. A card assembly according to claim 3 wherein the card is formed with a guide surface by which the card can be retracted onto the base when the card is moved towards the slot into contact with the housing so that the card can smoothly slide along the inner side wall of the housing into the slot.

5. The card assembly of claim 2 wherein the pressure plate member further includes a wrench and a drive member mounted on the base, the wrench being pivotally connected at one end to the base, the drive member being slidable relative to the base and operatively connected to the slide member, the wrench being capable of causing the drive member to slide relative to the base and thereby causing the slide member to slide relative to the base when rotated relative to the base.

6. The card assembly of claim 5, wherein the wrench has a first tooth structure at one end and a second tooth structure at one end, the first tooth structure engaging the second tooth structure such that the wrench can slide the drive member relative to the base when rotated relative to the base.

7. The latch assembly of claim 5 wherein the slide member includes two slides spaced apart along a direction perpendicular to the sliding direction of the drive member, the second latch structure being disposed at an end of the two slides that is distal from each other, and the drive member being capable of moving the two slides toward each other to slide relative to the base to disengage the second latch structure from the first latch structure.

8. The clamping assembly of claim 7, wherein each of the sliding blocks has a sliding slot, the transmission member has two sliding posts, the two sliding posts can penetrate into the corresponding sliding slots, the two sliding slots have a first inclined sliding surface formed on the side wall close to each other, the two sliding posts have a second inclined sliding surface formed on the side close to each other, the distance between the two first inclined sliding surfaces is gradually increased along the direction away from the inlet end of the sliding slots, and the distance between the two second inclined sliding surfaces is gradually increased along the direction close to the inlet end, so that the two sliding blocks slide relative to the base in the direction close to each other in the process of inserting the sliding posts into the sliding slots.

9. The card-interface assembly of claim 5, wherein the base has two opposing guide plates, and the driving member has a guide block disposed thereon, the guide block being disposed between the two guide plates and being slidable relative to the guide plates to guide the driving member during sliding movement of the driving member relative to the base.

10. The card assembly of claim 5, wherein the platen member further comprises a cover mounted to the base, the cover having a receiving slot therein, the wrench being receivable in the receiving slot when the assembly is complete.