CN217713217U

CN217713217U - Connection structure and household appliance

Info

Publication number: CN217713217U
Application number: CN202220851601.3U
Authority: CN
Inventors: 闫丰刚; 庄儒营; 宋立军; 李俊; 刘尊安
Original assignee: Qingdao Haier Washing Machine Co Ltd; Haier Smart Home Co Ltd
Current assignee: Qingdao Haier Washing Machine Co Ltd; Haier Smart Home Co Ltd
Priority date: 2022-04-13
Filing date: 2022-04-13
Publication date: 2022-11-01
Anticipated expiration: 2032-04-13

Abstract

The utility model relates to the technical field of household appliances, especially, relate to a connection structure and household appliances. The connecting structure comprises a first workpiece, a second workpiece and a fixing piece. The first workpiece and the second workpiece are fixedly connected through a fixing piece. The connecting structure further comprises a covering assembly, and the covering assembly comprises a covering piece and a connecting piece. The covering part is used for covering the fixing part, the connecting part is connected with the covering part, and when the covering part covers or does not cover the fixing part, the connecting part is connected with the first workpiece, so that the covering assembly can be covered on the fixing part, meanwhile, the covering part can be always connected with the second workpiece through the connecting part, and the covering assembly is prevented from falling off and losing. This domestic appliance can improve covering component installation stability, avoids the effect that covering component drops, avoids the mounting to rust.

Description

Connection structure and household appliance

Technical Field

The utility model relates to the technical field of household appliances, especially, relate to a connection structure and household appliances.

Background

As one of the commonly used locking members, the fixing member (such as a screw, a pin, etc.) is widely used in various parts fixing environments, such as a laundry cleaning device, an air conditioner, or a household appliance such as a refrigerator.

The household appliance comprises a connecting structure, and the connecting structure comprises a first workpiece, a second workpiece and a fixing piece. The fixing piece can fix the first workpiece on the second workpiece so as to fix the relative position of the first workpiece and the second workpiece. However, the fixing member is generally a metal member, and the fixing member is directly fixed to the first workpiece and exposed outside, so that rusting is likely to occur, and the appearance is affected. In order to avoid the above problem, the connecting structure further comprises a covering component which can cover the fixing component so as to avoid the fixing component from being exposed outside. However, in the prior art, the cover assembly is easily dropped from the mounting hole and lost.

In order to solve the above problems, it is desirable to provide a connection structure and a household appliance to solve the problem that the cover assembly is easily dropped and lost.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a first purpose is to provide a connection structure to reach and improve covering element installation stability, avoid the effect that the covering element drops.

The second purpose of the utility model is to provide a household appliance, including above-mentioned connection structure to reach and improve covering component installation stability, avoid the effect that the covering component drops.

To achieve the purpose, the utility model adopts the following technical proposal:

a kind of linkage, apply to the household electrical appliance, the said linkage includes the first work piece, second work piece and fixed part, the said first work piece passes through with the said second work piece the said fixed part is fixedly connected, the said linkage also includes the covering assembly, the said covering assembly includes:

a cover configured to cover the fixing; and

the connecting piece, with the covering is connected, the covering covers or does not cover when on the mounting, the connecting piece all with first work piece is connected to in the time of keeping the covering subassembly to cover on the mounting, can also be connected with first work piece through the connecting piece all the time, avoid covering the subassembly and drop and lose.

As an alternative, an installation column is arranged on the end face of the first workpiece close to the second workpiece, a first installation hole is formed in the connecting piece, and the installation column can penetrate through the first installation hole, so that the connecting piece is sleeved on the installation column. The connection relation of the connecting piece and the mounting column is beneficial to improving the connection stability of the covering component and the first workpiece, so that the covering component is prevented from falling off or losing.

As an alternative, the first mounting hole is a strip-shaped hole extending in a direction close to or away from the cover, and the mounting post is slidable in the first mounting hole so as to provide an operating space for an operator to assemble and replace the fixing, avoiding interference.

As an alternative, the connector comprises:

a transition portion connected with the cover;

the connecting part is connected with the transition part, and the extending direction of the connecting part is parallel to the end face of the covering part close to the fixing part and is not coplanar.

Transition portion is connected with the covering to be favorable to enlarging to guarantee covering and transition portion connection area, and then improve joint strength, avoid covering the mounting and not covering the mounting in-process, covering and transition portion bend repeatedly and warp and fracture, be favorable to improving the structural strength who covers the subassembly. The extending direction of the connecting part is parallel to the end face, close to the fixing part, of the covering part and the connecting part are not coplanar, so that the covering part and the connecting part have certain height difference, the connecting part can extend into the end face, facing the second workpiece, of the first workpiece to be connected with the mounting column, and the covering part is located on the fixing part and covers the end face, back to the back, of the first workpiece and the mounting column.

As an alternative, an accommodating cavity is formed in the covering part, when the covering part covers the fixing part, the inner wall of the accommodating cavity is in clearance fit with the fixing part, and the covering part protrudes out of the first workpiece. When the cover plate covers the first workpiece, the covering part protruding out of the first workpiece can play a role in buffering, and the cover plate is prevented from rigidly colliding with the first workpiece, so that the service life of the cover plate and the service life of the first workpiece are prolonged. Meanwhile, the gap between the accommodating cavity and the fixing piece is beneficial to improving the buffering effect.

As an alternative, the first workpiece comprises:

a panel; and

the installation department sets up on the panel, seted up on the installation department and to hold the holding tank of covering, the connecting hole has been seted up to the lateral wall of holding tank, the connecting piece can pass the connecting hole with first work piece is connected to make covering and connecting piece be located the both sides of first work piece respectively, realize the stability that covering assembly and first work piece are connected promptly, can keep the outward appearance of first work piece succinct again.

As an alternative, the first workpiece further comprises:

at least one is protruding, protruding setting is in the tank bottom of holding tank, just the covering can with protruding butt is favorable to making the covering play certain cushioning effect between first work piece and apron, and is favorable to guaranteeing to hold chamber and mounting to remaining there is predetermined clearance, further improves the buffering effect of covering.

As an alternative, the side wall is provided with a clamping hole, and the covering component further comprises:

at least one joint spare sets up the periphery of covering, joint spare be configured to with joint hole joint to avoid the covering to break away from in the second mounting hole, improve the fixed effect of covering.

As an alternative, the first workpiece comprises a mounting portion configured to receive the covering, the covering comprising in sequence, in a direction away from the second workpiece:

an insertion portion in clearance fit with a side wall of the mounting portion; and

the clamping part is larger than the inner diameter of the installation part, when the covering part covers the fixing part, part or all of the clamping part is located in the installation part, so that the embedded part is placed in the installation part conveniently, the clamping part can enter the installation part after certain compression denaturation, the clamping part is prevented from falling off from the installation part, and the covering effect of the covering part is improved.

A household appliance comprises the connecting structure, and is beneficial to preventing a covering component from falling off from a first workpiece and preventing a fixing piece from being exposed.

As an alternative scheme, the household appliance is a clothes cleaning device, so that the cover assembly is effectively prevented from falling and losing, the fixing piece is effectively prevented from contacting water, and the fixing piece is prevented from rusting.

The utility model has the advantages that:

the utility model provides a connection structure, this connection structure include first work piece, second work piece and mounting. The first workpiece and the second workpiece are fixedly connected through a fixing piece. The connecting structure further comprises a covering assembly, and the covering assembly comprises a covering piece and a connecting piece. Wherein, the covering is used for covering on the mounting, and the connecting piece is connected with the covering, and when the covering covered or did not cover on the mounting, the connecting piece all was connected with first work piece to in the time of keeping covering the subassembly and can covering on the mounting, can also avoid covering the subassembly and drop and lose through connecting piece and second work piece all the time.

The utility model also provides a domestic appliance, including above-mentioned connection structure to reach and improve covering assembly installation stability, avoid the effect that the covering assembly drops, avoid the mounting to rust.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.

Fig. 1 is a first schematic structural diagram of a connection structure provided in an embodiment of the present invention;

fig. 2 is a schematic cross-sectional structure diagram i of a connection structure provided in an embodiment of the present invention;

fig. 3 is a first schematic structural diagram of a covering assembly according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram ii of a covering assembly according to an embodiment of the present invention;

fig. 5 is a second schematic structural diagram of a connection structure provided in an embodiment of the present invention;

fig. 6 is a schematic cross-sectional structure diagram of a connection structure provided in an embodiment of the present invention.

The figures are labeled as follows:

100-a first workpiece; 110-mounting posts; 120-a panel; 130-a mounting portion; 131-a connection hole; 132-a snap-fit hole; 140-a bump;

200-a second workpiece;

300-a fixture;

400-a cover assembly; 410-a cover; 411-an accommodation chamber; 412 — an insert; 413-a clamping part; 420-a connector; 421-a transition section; 422-a connecting part; 4221-a first mounting hole; 430-snap-in member.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be noted that, for convenience of description, only a part of the structure related to the present invention is shown in the drawings, not the whole structure.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be structurally related or interoperable between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used in the orientation or positional relationship shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

As shown in fig. 1 and 2, the fixing member 300, which is one of the commonly used locking members, is widely used in various parts fixing environments, such as a laundry cleaning apparatus, an air conditioner, or a household appliance such as a refrigerator. The household appliance includes a connection structure including a first workpiece 100, a second workpiece 200, and a fixing member 300. The first workpiece 100 and the second workpiece 200 are fixedly connected through the fixing member 300, so that the relative positions of the first workpiece 100 and the second workpiece 200 are fixed. However, the fixing member 300 is generally a metal member, and the fixing member 300 is directly fixed to the first workpiece 100 and exposed to the outside, which is prone to rusting and affects the appearance. In order to avoid the above problem, the coupling structure further includes a covering member 400, and the covering member 400 can cover the fixing member 300 to prevent the fixing member 300 from being exposed. Illustratively, the mount 300 is a screw. For convenience of explanation, the household appliance of the present embodiment is described by taking a clothes cleaning apparatus as an example.

The connecting structure of the clothes cleaning equipment is applied to a plurality of places such as a machine cover, a base, a control panel and the like. For example, the attachment structure at the cover. The laundry cleaning apparatus further includes a cover rotatably coupled to the cover such that a side not coupled to the cover can be opened or closed with respect to the cover. The cover assembly 400 is covered on the first workpiece 100, and when the cover and the cover are in a closed state, the cover is covered on the cover assembly 400. However, when the cover plate is opened, the cover assembly 400 is easily separated from the first workpiece 100 and even lost, which may cause the problem of rusting of the fixing member 300.

Referring to fig. 2, in order to avoid the above problem, the present embodiment provides a connection structure, in which a covering assembly 400 includes a covering member 410 and a connecting member 420. The covering member 410 is used for covering the fixing member 300, the connecting member 420 is connected with the covering member 410, and when the covering member 410 covers or does not cover the fixing member 300, the connecting member 420 is connected with the first workpiece 100, so that the covering assembly 400 can be covered on the fixing member 300, and meanwhile, the covering member 420 can be connected with the first workpiece 100 all the time, and the covering assembly 400 is prevented from falling off and being lost. Preferably, the covering assembly 400 is made of rubber, which has high corrosion resistance and deformation resistance, and is beneficial to ensuring the service life of the covering assembly 400.

As shown in fig. 2, preferably, the end surface of the first workpiece 100 close to the second workpiece 200 is provided with a mounting post 110, the connecting member 420 is provided with a first mounting hole 4221, and the mounting post 110 can pass through the first mounting hole 4221, so that the connecting member 420 is sleeved on the mounting post 110. The connection relationship between the connection member 420 and the mounting post 110 is advantageous for improving the stability of the connection between the cover assembly 400 and the first workpiece 100, thereby preventing the cover assembly 400 from falling off or being lost.

As shown in fig. 3, in particular, the first mounting hole 4221 is a bar-shaped hole extending in a direction approaching or departing from the cover 410, and the mounting post 110 can slide in the first mounting hole 4221 so as to provide an operating space for an operator to assemble and replace the mount 300 without interference. Specifically, during the fixing process of the fixing element 300, an operator firstly sleeves the connecting element 420 on the mounting post 110, and positions the mounting post 110 at an end of the first mounting hole 4221 away from the covering element 410, so that the covering element 410 is in an open state, and the position of the covering element 410 does not interfere with the tightening of the fixing element 300 by the operator. After the operator tightens the fixture 300 to fix, he can push the cover 410 and the connector 420 to locate the mounting post 110 at the side of the first mounting hole 4221 close to the cover 410, so that the cover 410 can be easily covered on the fixture 300.

Referring to fig. 2 and 3, when the connection member 420 is disposed at an included angle with the mounting post 110, one end of the first mounting hole 4221 away from the covering member 410 can abut against the second workpiece 200, so as to prevent the mounting post 110 from being separated from the first mounting hole 4221, and further prevent the covering member 400 from falling off from the first workpiece 100.

With continued reference to fig. 3, further, the connection member 420 includes a transition portion 421, and the transition portion 421 is connected to the covering element 410. Specifically, the transition portion 421 is connected to the end surface and the side wall of the covering member 410, so as to facilitate expansion and ensure the connection area between the covering member 410 and the transition portion 421, further improve the connection strength, avoid the breakage of the covering member 410 and the transition portion 421 caused by repeated bending deformation during the process of covering and uncovering the fixing member 300, and facilitate improvement of the structural strength of the covering assembly 400. Of course, in other embodiments, the transition portion 421 may be connected to the end surface or the side wall of the cover 410, so as to achieve the connection function with the cover 410.

As shown in fig. 2 and 3, preferably, the connection member 420 further includes a connection portion 422 connected to the transition portion 421, the connection portion 422 extends parallel to and not coplanar with an end surface of the cover 410 close to the fixing member 300, so that the cover 410 and the connection portion 422 have a certain height difference, so as to facilitate the connection of the connection portion 422 to the end surface of the first workpiece 100 facing the second workpiece 200 and the mounting post 110, and the cover 410 is located on the fixing member 300 at an end surface of the first workpiece 100 opposite to the mounting post 110. Since the cover member 410 and the coupling member 420 are respectively located at both sides of the first workpiece 100, if the connection portion 422 is disposed coplanar with the end surface of the cover member 410 adjacent to the mount 300, the coupling member 420 receives a tensile force from the cover member 410 when the cover member 410 is covered on the mount 300 in a free state, resulting in the connection portion 422 or the transition portion 421 being in a stretched or bent state, and stress fatigue is likely to occur to reduce the lifespan of the coupling member 420. Meanwhile, if the connecting portion 422 is disposed at an angle to the end surface of the covering member 410 close to the fixing member 300, the connecting portion 422 in a free state will have a certain angle to the mounting post 110, which results in that the mounting post 110 is easily separated from the first mounting hole 4221, and thus the covering member 400 is easily separated from the first workpiece 100. The extending direction of the connecting portion 422 is parallel to and not coplanar with the end surface of the covering member 410 close to the fixing member 300, so that the above-mentioned problems are effectively avoided.

With continued reference to fig. 2 and fig. 3, the covering member 410 is provided with an accommodating cavity 411, when the covering member 410 covers the fixing member 300, an inner wall of the accommodating cavity 411 is in clearance fit with the fixing member 300, and the covering member 410 protrudes from the first workpiece 100. When the cover plate covers the first workpiece 100, the covering part 410 protruding out of the first workpiece 100 can play a role of buffering, and avoid rigid collision between the cover plate and the first workpiece 100, thereby prolonging the service life of the cover plate and the first workpiece 100. At the same time, the gap between the receiving cavity 411 and the fixing member 300 is advantageous to improve the above-mentioned buffering effect.

As shown in fig. 5, the first workpiece 100 includes a panel 120 and a mounting portion 130. The mounting portion 130 is disposed on the panel 120, and the mounting portion 130 is provided with a receiving groove capable of receiving the covering member 410, a connecting hole 131 is formed in a side wall of the receiving groove, the connecting member 420 can penetrate through the connecting hole 131 to be connected with the first workpiece 100, that is, the connecting member 420 can be sleeved on the mounting post 110, so that the covering member 410 and the connecting member 420 are respectively located on two sides of the first workpiece 100, that is, the stability of the covering assembly 400 connected with the first workpiece 100 is achieved, and the appearance of the first workpiece 100 can be kept simple.

As an alternative, as shown in fig. 3 to 5, a clamping hole 132 is formed in a side wall of the mounting portion 130, the covering member 410 further includes at least one clamping member 430, the clamping member 430 is disposed at an outer periphery of the covering member 410, and the clamping member 430 can be clamped with the clamping hole 132, so that the covering member 410 is prevented from being separated from the second mounting hole, and the fixing effect of the covering member 410 is improved.

Specifically, in the present embodiment, as shown in fig. 5, the clamping member 430 is one, and the clamping member 430 is disposed on the side opposite to the connecting member 420, so that the end surface of the clamping member 430 facing the first workpiece 100 can abut against the side edge of the clamping hole 132. Of course, the connection position of the transition portion 421 of the covering assembly 400 and the side wall of the covering part 410 forms a protruding structure, the protruding structure also has a clamping function, and the end surface of the protrusion 140 facing the first workpiece 100 can abut against the side edge of the connection hole 131.

In order to improve the structural strength of the covering part 410 in clamping connection with the first workpiece 100, the clamping part 430 also forms a protrusion 140 structure on the end surface of the covering part 410 facing the second workpiece 200.

Further, as shown in fig. 6, the first workpiece 100 further includes at least one protrusion 140, the protrusion 140 is disposed at the bottom of the receiving groove, and the covering member 410 can abut against the protrusion 140, which is beneficial to enable the covering member 410 to play a certain buffering role between the first workpiece 100 and the cover plate, and is beneficial to ensure that the receiving cavity 411 and the fixing member 300 remain a preset gap, so as to further improve the buffering effect of the covering member 410.

Further, with continued reference to fig. 6, the covering member 410 includes an embedding portion 412 and a clamping portion 413 in a direction away from the second workpiece 200. The embedding portion 412 is in clearance fit with the side wall of the mounting portion 130, the diameter of the clamping portion 413 is larger than the inner diameter of the mounting portion 130, when the covering member 410 covers the fixing member 300, part or all of the clamping portion 413 is located in the mounting portion 130, so that the embedding portion 412 can be conveniently placed in the mounting portion 130, the clamping portion 413 can enter the mounting portion 130 after certain compression modification, the clamping portion 413 is prevented from falling off from the mounting portion 130, and the covering effect of the covering member 410 is improved. Further, the end surface of the engaging member 430 abutting against the engaging hole 132 is coplanar with the end surface of the inserting portion 412 transitioning to the engaging portion 413.

The household appliance is beneficial to avoiding the covering assembly 400 from falling off from the first workpiece 100 and avoiding the fixing member 300 from being exposed through the connecting structure. The household appliance can be clothes cleaning equipment, so that the cover assembly 400 is effectively prevented from dropping and losing, the fixing piece 300 is effectively prevented from contacting water, and the fixing piece 300 is prevented from rusting.

It is noted that the basic principles and main features of the present invention and the advantages of the present invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the above embodiments and what has been described in the specification are merely illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed, and the scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A connecting structure applied to a household appliance, characterized in that the connecting structure comprises a first workpiece (100), a second workpiece (200), and a fixture (300), the first workpiece (100) and the second workpiece (200) are fixedly connected by the fixture (300), the connecting structure further comprises a covering assembly (400), the covering assembly (400) comprises:

a cover (410) configured to cover the mount (300); and

and the connecting piece (420) is connected with the covering piece (410), and when the covering piece (410) covers or does not cover the fixing piece (300), the connecting piece (420) is connected with the first workpiece (100).

2. The connecting structure according to claim 1, wherein a mounting column (110) is arranged on an end surface of the first workpiece (100) close to the second workpiece (200), a first mounting hole (4221) is formed in the connecting piece (420), and the mounting column (110) can pass through the first mounting hole (4221) so that the connecting piece (420) is sleeved on the mounting column (110).

3. The connection structure according to claim 2, wherein the first mounting hole (4221) is a bar-shaped hole extending in a direction approaching or departing from the cover (410), and the mounting post (110) is slidable in the first mounting hole (4221).

4. The connection structure according to any one of claims 1 to 3, wherein the connection member (420) comprises:

a transition portion (421) connected with the cover (410);

the connecting part (422) is connected with the transition part (421), and the extending direction of the connecting part (422) is parallel to and not coplanar with the end face, close to the fixing part (300), of the covering part (410).

5. The connecting structure according to any one of claims 1 to 3, wherein a receiving cavity (411) is formed in the covering member (410), when the covering member (410) covers the fixing member (300), an inner wall of the receiving cavity (411) is in clearance fit with the fixing member (300), and the covering member (410) is disposed to protrude from the first workpiece (100).

6. A connecting structure according to any one of claims 1 to 3, characterized in that the first workpiece (100) comprises:

a panel (120); and

installation department (130), set up on panel (120), set up on installation department (130) and to hold the holding tank of covering (410), connecting hole (131) have been seted up to the lateral wall of holding tank, connecting piece (420) can pass connecting hole (131) with first work piece (100) are connected.

7. The connection structure according to claim 6, wherein the first workpiece (100) further comprises:

at least one protrusion (140), the protrusion (140) being disposed at a bottom of the receiving groove, and the cover (410) being capable of abutting against the protrusion (140).

8. The connecting structure of claim 6, wherein the side wall is provided with a clamping hole (132), and the covering member (400) further comprises:

at least one clamping piece (430) arranged on the periphery of the covering piece (410), wherein the clamping piece (430) is clamped with the clamping hole (132).

9. A connection structure according to any one of claims 1 to 3, characterized in that the first workpiece (100) comprises a mounting portion (130), the mounting portion (130) being configured to receive the covering member (410), the covering member (410) comprising, in sequence in a direction away from the second workpiece (200):

an insert portion (412) that is clearance fit with a sidewall of the mounting portion (130); and

the diameter of the clamping part (413) is larger than the inner diameter of the installation part (130), and when the covering piece (410) covers the fixing piece (300), part or all of the clamping part (413) is located in the installation part (130).

10. A household appliance comprising a connection according to any one of claims 1 to 9.

11. The household appliance according to claim 10, wherein the household appliance is a laundry cleaning device.