Sliding connection apparatus, door body assembly and mounting method therefor, and household appliance apparatus

Abstract

A sliding connection apparatus (100), used for slidingly connecting a first door body (210) to a second door body (310), and comprising a first connecting piece (10), a second connecting piece (20) and an auxiliary positioning piece (30) which assists the positioning of the second connecting piece (20) with respect to the second door body (310). The first connecting piece (10) is provided with a fixing portion (11) positioned with respect to the first door body (210), a first sliding portion (12) slidingly fitted with the second connecting piece (20), and a first pre-positioning portion (13) pre-positionally fitted with the second connecting piece (20). The second connecting piece (20) comprises a second sliding portion (21), and a positioning portion (22) detachably connected to the second sliding portion (21). The positioning portion (22) comprises a second pre-positioning portion (221) fitted with the first pre-positioning portion (13), and an auxiliary positioning portion (222) fitted with the auxiliary positioning piece (30). The auxiliary positioning piece (30) can be fixed or movable relative to the auxiliary positioning portion (222). The sliding connection apparatus (100) can adapt to more application scenarios, and is easy to remove. Also provided are a door body assembly provided with the sliding connection apparatus (100) and a mounting method therefor, and a household appliance apparatus (1000).

Description

Sliding connecting device, door body assembly and installation method thereof, and household appliance device

[0001] This application is based on and claims priority to Chinese Patent Application No. 202410891171.1, filed on July 4, 2024, the entire contents of which are incorporated herein by reference. TECHNICAL FIELD

[0002] The present application relates to the field of household appliances, and in particular to a sliding connecting device, a door body assembly and an installation method thereof, and a household appliance device. BACKGROUND

[0003] The connection between the refrigerator door body and the cabinet of the embedded household appliance can be through a folding hinge or a rotating shaft hinge. When the door body is equipped with a rotating shaft hinge, the refrigerator door body and the cabinet door panel need to be set as a sliding connection. In this way, when the household appliance is installed into the cabinet, the door body and the door panel are allowed to rotate relative to each other to open or close the cabinet.

[0004] The conventional sliding connecting device will be exposed when the sliding assembly fixed on the cabinet door panel is exposed when the refrigerator door is opened to a certain angle, thereby causing the problems of unattractive appearance and poor user experience. In addition, most of the current sliding connecting devices still need to use a measuring tool to measure the installation point during installation, thereby causing large workload of after-sales personnel and large installation error.

[0005] Any prior art mentioned in the specification does not mean that it is confirmed or suggested that the prior art constitutes part of the common general knowledge in any jurisdiction, or can be reasonably expected to be understood, considered relevant and / or combined with other prior art by those skilled in the art. SUMMARY

[0006] The purpose of the present application is to provide a sliding connecting device, a door body assembly and an installation method thereof, and a household appliance device, to solve the technical problems of unattractive appearance and non-compact installation of the sliding connecting device in the related art.

[0007] To achieve one of the above-mentioned application purposes, one embodiment of the present application provides a sliding connection device for slidingly connecting a first door body to a second door body, comprising a first connecting member and a second connecting member which are slidably connected, an auxiliary positioning member for positioning the second connecting member to the second door body; the first connecting member has a fixing part for positioning the first connecting member to the first door body, a first sliding part for slidingly cooperating with the second connecting member, and a first pre-positioning part for pre-positioning cooperation with the second connecting member; the second connecting member comprises a second sliding part for cooperating with the first sliding part, and a positioning part which is detachably connected to the second sliding part, the positioning part comprises a second pre-positioning part for cooperating with the first pre-positioning part, and an auxiliary positioning part for cooperating with the auxiliary positioning member; the auxiliary positioning member can be fixed relative to the auxiliary positioning part or moved relative to the auxiliary positioning part.

[0008] As one embodiment of the present application, the auxiliary positioning member comprises a locating part for cooperating with the second door body, and a positioning wall connected to the locating part; the positioning wall is arranged with a plurality of tapered teeth, and the auxiliary positioning part is provided with a pawl for cooperating with the tapered teeth.

[0009] As one embodiment of the present application, the auxiliary positioning part comprises a slot for moving the positioning wall in the height direction, and an elastic wall provided in the slot and cooperating with the tapered teeth, and the pawl is provided on the elastic wall.

[0010] As one embodiment of the present application, the locating part is arranged in an L shape, and the locating part is used to clamp the top of the second door body.

[0011] As one embodiment of the present application, the positioning part comprises two auxiliary positioning parts which are located on both sides of the second sliding part.

[0012] As one embodiment of the present application, the second sliding part comprises a guide shaft sleeve and a second fastener provided on the guide shaft sleeve, the second fastener is used to fix the guide shaft sleeve to the second door body, and the first sliding part comprises a sliding groove, the guide shaft sleeve passes through the sliding groove and slidably cooperates with the sliding groove.

[0013] As one embodiment of the present application, the second connecting member comprises a connecting rib which is arranged at an interval on the outer periphery of the guide shaft sleeve, the connecting rib connects the positioning part, and the connecting rib is arranged to be breakable.

[0014] As one embodiment of the present application, the second sliding part comprises a second fastener, the first sliding part comprises a sliding groove, the second fastener passes through the sliding groove and slidably cooperates with the sliding groove; the first connecting member and / or the second connecting member is provided with an installation mark, and the installation mark is used to indicate the installation position of the fastener.

[0015] As an embodiment of the present application, the second connecting member comprises a positioning structure for cooperating with the first door body.

[0016] To achieve one of the above-mentioned purposes, an embodiment of the present application provides a door body assembly, comprising a first door body, a second door body covering the first door body, and the sliding connecting device according to any one of the above-mentioned technical solutions, wherein the first connecting member and the second sliding part are arranged between the first door body and the second door body.

[0017] As an embodiment of the present application, the first sliding part and the second sliding part are hidden between the first door body and the second door body, and the fixing part is exposed outside the first door body.

[0018] As an embodiment of the present application, the first door body has a thickness direction, the fixing part comprises a mounting hole having a predetermined positioning opening and a fastening hole, and the predetermined positioning opening is arranged to be open in the thickness direction and away from the first sliding part.

[0019] To achieve one of the above-mentioned purposes, an embodiment of the present application provides a household appliance device and a mounting method of a door body assembly, which are applied to the door body assembly according to the above-mentioned technical solutions, and the mounting method comprises the following steps:

[0020] The first door body and the second door body are respectively opened to have a certain angle therebetween, and the sliding connecting device is pre-positioned on the first door body.

[0021] The first door body is operated to be close to the second door body, so that the first door body and the second door body maintain the same angle, the auxiliary positioning member is moved to be positioned and cooperated with the second door body, and the pre-positioning of the sliding connecting device on the first door body is released.

[0022] The first door body is operated to be away from the second door body, the second sliding part is fixed on the second door body, and the positioning part and the auxiliary positioning member are removed.

[0023] The first door body is operated to be close to the second door body, so that the first door body and the second door body maintain the same angle, and the first connecting member is fixed on the first door body through the fixing part.

[0024] As an embodiment of the present application, the pre-positioning of the sliding connecting device on the first door body comprises the following steps:

[0025] The first pre-positioning part and the second pre-positioning part are positioned and cooperated, and the auxiliary positioning member is fixed on the auxiliary positioning part.

[0026] The first connecting member, the second connecting member and the auxiliary positioning member are collectively positioned on the first door body.

[0027] As an embodiment of the present application, the second connecting member has an alignment portion outside the positioning portion.

[0028] Before the step of moving the auxiliary positioning member, the method further comprises the step of moving the first door body to be close to the second door body, wherein the first door body is parallel to the second door body, and the alignment portion is aligned with the side edge of the second door body.

[0029] To achieve one of the above objects, an embodiment of the present application provides a household appliance device, comprising a household appliance, a cabinet for accommodating the household appliance, and the sliding connecting device as described above, wherein the household appliance comprises a first door body, the cabinet comprises a second door body, the second door body covers the first door body, and the first connecting member and the second sliding portion are arranged between the first door body and the second door body.

[0030] Compared with the related art, the present application provides a sliding connecting device, a door body assembly and an installation method thereof, and a household appliance device, wherein the auxiliary positioning member can move relative to the auxiliary positioning portion to adapt to the distance between the second connecting member and the second door body, and is applicable to more application scenarios. BRIEF DESCRIPTION OF DRAWINGS

[0031] Fig. 1 is a perspective view of a household appliance device according to an embodiment of the present application.

[0032] Fig. 2 is a schematic view of the household appliance device according to an embodiment of the present application, wherein a sliding connecting device is separated from a first door body and a second door body.

[0033] Fig. 3 is an exploded view of the sliding connecting device according to an embodiment of the present application.

[0034] Fig. 4 is a schematic view of the sliding connecting device according to an embodiment of the present application from another angle.

[0035] Fig. 5 is a schematic view of the sliding connecting device according to an embodiment of the present application in positioning cooperation with the first door body.

[0036] Fig. 6 is a schematic view of the first door body and the sliding connecting device according to an embodiment of the present application close to the second door body.

[0037] Fig. 7 is a schematic view of the sliding connecting device according to an embodiment of the present application in positioning cooperation with the second door body.

[0038] Fig. 8 is a schematic view of the positioning portion and the auxiliary positioning member according to an embodiment of the present application separated.

[0039] Fig. 9 is a schematic view of the first door body and the second door body according to an embodiment of the present application in sliding assembly. DETAILED DESCRIPTION

[0040] The application will be described in detail below with reference to the embodiments shown in the drawings. However, the embodiments do not limit the application, and the changes in structure, method, or function made by those skilled in the art based on the embodiments are included in the protection scope of the application.

[0041] The terms for indicating spatial relative positions such as "upper", "lower", "left", "right", "front", "back", and the like used herein are for the purpose of facilitating the description to describe the relationship of one feature relative to another feature as shown in the drawings. It can be understood that the terms for indicating spatial relative positions can be intended to include different orientations other than the orientations shown in the drawings, and should not be construed as limiting the claims. In addition, the descriptive word "horizontal" used herein is not completely equivalent to along the direction perpendicular to the direction of gravity, and a certain angle of inclination is allowed.

[0042] Referring to FIG. 1, the application provides a household appliance device 1000, which includes an embedded household appliance 200, which can be a refrigerator, and a cabinet 300 for accommodating the embedded household appliance 200. The household appliance 200 includes a first door body 210 for opening or closing a cabinet and the cabinet. The cabinet 300 includes a second door body 310 covering the first door body 210.

[0043] The household appliance device 1000 includes a sliding connection device 100 for slidingly connecting the first door body 210 to the second door body 310.

[0044] The application provides a door body assembly including the first door body 210, the second door body 310, and the sliding connection device 100.

[0045] The connection of the first door body 210 of the embedded household appliance 200 to the cabinet can be through a folding hinge or a rotating shaft hinge. When the first door body 210 is provided with the rotating shaft hinge, the first door body 210 and the second door body 310 need to be provided with sliding connection. In this way, when the household appliance 200 is installed into the cabinet 300, the first door body 210 and the second door body 310 are allowed to simultaneously rotate relative to each other to open or close the cabinet.

[0046] The sliding connection device 100 includes a first sliding member 10 and a second sliding member 20 slidingly connected, which are arranged between the first door body 210 and the second door body 310. When the second door body 310 is opened, the first door body 210 can be driven to open, thereby opening the cabinet of the household appliance 200.

[0047] In combination with FIGS. 2-4, in an embodiment, the sliding connection device 100 includes an auxiliary positioning member 30 that assists in positioning the second connecting member 20 to the second door body 310, so that the second connecting member 20 can be fixed to a predetermined position of the second door body 310, and smooth sliding between the first connecting member 10 and the second connecting member 20 is achieved.

[0048] In an embodiment, the first connecting member 10 has a fixed portion 11 positioned to the first door body 210, a first sliding portion 12 that slidingly cooperates with the second connecting member 20, and a first predetermined positioning portion 13 that cooperates with the second connecting member 20.

[0049] The first door body 210 has a thickness direction, and the first connecting member 10 also has a thickness direction. When the sliding connection device 100 is assembled with the first door body 210 and the second door body 310, the first connecting member 10 is parallel between the first door body 210 and the second door body 310, the thickness direction of the first door body 210 is parallel to the thickness direction of the first connecting member 10, and is also parallel to the thickness direction of the second door body 310.

[0050] The first door body 210 has a length direction, and the first connecting member 10 also has a length direction. When the sliding connection device 100 is assembled with the first door body 210 and the second door body 310, the first connecting member 10 is parallel between the first door body 210 and the second door body 310, the length direction of the first door body 210 is parallel to the length direction of the first connecting member 10, and is also parallel to the length direction of the second door body 310. For the same component, for example, the first door body 210, the length direction is perpendicular to the thickness direction, and both the length direction and the thickness direction are horizontal directions, both the length direction and the thickness direction are perpendicular to the height direction, and the height direction is a vertical direction.

[0051] The fixed portion 11 includes a mounting hole 113 through which a first fastener passes and is fixed. The mounting hole 113 has a predetermined positioning opening and a fastening hole that are in communication, and the predetermined positioning opening is open in the thickness direction away from the first sliding portion 12.

[0052] The fixed portion 11 can be used for both predetermined positioning between the first connecting member 10 and the first door body, and fixing between the first connecting member 10 and the first door body 210.

[0053] The fixed portion 11 can be fixed to the top surface of the first door body 210, or can be fixed to the outer side surface of the first door body 210. The first sliding portion 12 is parallel to the outer surface of the first door body 210, and the fixed portion 11 is perpendicular to the first sliding portion 12.

[0054] The fixing part 11 comprises a main body part 111 and a cover part 112 connected to the main body part 111. The main body part 111 is provided with the mounting hole 113, and the cover part 112 is rotatably connected to the main body part 111. After the fixing part 11 is fixedly mounted on the first door body 210, the cover part 112 can be rotated to cover the main body part 111, thereby covering the mounting hole 113 provided on the main body part 111 and the first fastener provided on the mounting hole 113.

[0055] The first sliding part 12 is provided in a sheet shape, and comprises a sliding groove 120. The first predetermined positioning part 13 is a positioning column provided on the first sliding part 12. The first predetermined positioning part 13 is located on the same side of the first sliding part 12 along the thickness direction as the fixing part 11, so as to facilitate the pre-positioning between the second connecting part 20 and the first connecting part 10.

[0056] In one embodiment, the second connecting part 20 comprises a second sliding part 21 matched with the first sliding part 12, and a positioning part 22 detachably connected to the second sliding part 21. The positioning part 22 comprises a second predetermined positioning part 221 matched with the first predetermined positioning part 13, and an auxiliary positioning part 222 matched with the auxiliary positioning part 30. The auxiliary positioning part 30 can be fixed relative to the auxiliary positioning part 222 or moved relative to the auxiliary positioning part 222.

[0057] After the auxiliary positioning part 30 is fixed relative to the auxiliary positioning part 222, it can be used to clamp the second door body 310, so as to realize the pre-positioning with the second door body 310.

[0058] The auxiliary positioning part 30 can be displaced along the height direction relative to the auxiliary positioning part 222. In this way, on the one hand, the height position of the auxiliary positioning part 30 relative to the second door body 310 can be adjusted, and it can be applied to different second door bodies 310 and different scenarios. On the other hand, the auxiliary positioning part 30 can be moved to be separated from the auxiliary positioning part 222, so as to facilitate the installation and disassembly.

[0059] In one embodiment, the second sliding part 21 comprises a guide shaft sleeve 211 and a second fastener 212 provided on the guide shaft sleeve 211. The second fastener 212 fixes the guide shaft sleeve 211 to the second door body 310. The first sliding part 12 comprises a sliding groove 120, and the guide shaft sleeve 211 passes through the sliding groove 120 and is in sliding cooperation with the sliding groove 120.

[0060] The second connecting part 20 comprises a connecting rib 23 spaced apart from the outer periphery of the guide shaft sleeve 211. The connecting rib 23 connects the positioning part 22, and the connecting rib 23 is provided in a breakable manner, so as to facilitate the separation of the positioning part 22 from the second sliding part 21.

[0061] After the second connecting piece 20 is installed, the positioning part 22 can be separated from the second sliding part 21, so that the first sliding part 12 and the second sliding part 21 can be hidden between the first door body 210 and the second door body 310, having better aesthetics. The fixed part 11 is exposed outside the first door body 210, and in general cases, it is exposed to the top or bottom of the first door body 210, and it is difficult for users to find it.

[0062] In the above embodiment, the guide shaft sleeve 211 is integrally formed with the positioning part 22, and the position of the second sliding part 21 has been pre-set.

[0063] In another embodiment, the second sliding part 21 includes a second fastener 212, the first sliding part 12 includes a sliding groove 120, the second fastener 212 passes through the sliding groove 120 and is in sliding cooperation with the sliding groove 120; the first connecting piece 10 and / or the second connecting piece 20 is provided with an installation mark, which is used to indicate the installation position of the second fastener 212.

[0064] In this embodiment, since the guide shaft sleeve is cancelled, the second fastener 212 needs to be installed independently, so the installation mark is needed to indicate the initial installation position of the second fastener 212, so as to ensure that the first connecting piece 10 and the second connecting piece 20 slide within the pre-set position range, and ensure the effective sliding between the first door body 210 and the second door body 310.

[0065] The positioning part 22 is a sheet body, the second predetermined positioning part 221 is a groove matched with the first predetermined positioning part 13, and a plurality of grooves are arranged around the guide shaft sleeve 211 and / or the second fastener 212.

[0066] As described above, the first predetermined positioning part 13 is a positioning column arranged towards the first door body 210, and it can be understood that when the second connecting piece 20 is pre-positioned with the first connecting piece 10, the second connecting piece 20 is located on the side of the first connecting piece 10 close to the first door body 210.

[0067] The first predetermined positioning part 13 includes three positioning columns arranged in a triangular shape, and similarly, the second predetermined positioning part includes three grooves arranged in a triangular shape matched with the positioning columns, so that the pre-positioning is more stable.

[0068] The positioning part 22 includes two auxiliary positioning parts 222 located on both sides of the second sliding part 21, so that the second connecting piece 20 can be auxiliary-positioned on both sides along its length direction, which is beneficial to the accuracy of positioning.

[0069] The auxiliary positioning member 30 comprises a positioning part 31 for cooperating with the second door body 210, and a positioning wall 32 connected to the positioning part 31; the positioning wall 32 is arranged with a plurality of tapered teeth 321, and the auxiliary positioning part 222 is provided with a clamping tooth 223 cooperating with the tapered teeth 321.

[0070] The positioning wall 32 is a vertical wall, and the positioning wall 32 is parallel to the second connecting member 20; the positioning part 31 is located at the top of the positioning wall 32; during installation, the positioning wall is inserted into the second connecting member 20 from top to bottom until the positioning part 31 is clamped and positioned on the second door body 310.

[0071] The positioning part 31 is arranged in an L shape, and during installation, the L-shaped positioning part 31 clamps the top of the second door body 310.

[0072] The tapered teeth 321 are arranged on the side of the positioning wall 32 facing the second connecting member 20, so as to cooperate with the clamping tooth 223 of the auxiliary positioning part 222. The tapered teeth 321 and the clamping tooth 223 can be fixed or relatively moved.

[0073] The auxiliary positioning part 222 comprises a slot 224 for the positioning wall 32 to move in the height direction, and the slot 224 is provided with an elastic wall 225 cooperating with the tapered teeth 321. The clamping tooth 223 is arranged on the elastic wall 225, so that the elastic wall 225 provides the elastic force for the cooperation between the clamping tooth 223 and the tapered teeth 321.

[0074] The second connecting member 20 comprises a positioning structure 24 cooperating with the first door body 210; the positioning structure 24 and the first connecting member 10 are both positioned on the first door body 210, so that the first connecting member 10 and the second connecting member 20 have better positioning as a whole. The positioning structure 24 comprises positioning columns arranged on both sides in the length direction.

[0075] In combination with FIGS. 5-9, the installation method of the door body assembly is described in detail below, comprising the following steps:

[0076] Step S1: Open the first door body 210 and the second door body 310 respectively, so that the first door body 210 and the second door body 310 have a certain angle therebetween, and the sliding connecting device 100 is pre-positioned on the first door body 210.

[0077] In an embodiment, the second door body 310 is opened to about 90°, and the opening angle range thereof is 80°-100°; the first door body is opened to about 45°, and the opening angle range thereof is 30°-60°; here, no limitation is made as long as the space for operation and installation between the first door body 210 and the second door body 310 can be met.

[0078] In the subsequent steps, the second door body 310 can remain stationary, as long as the first door body 210 is operated to relatively close or away from the second door body 310, so that during installation, the second door body 310 is preferably kept open at 90 degrees, and in actual operation, the opening angle of the second door body 310 is not limited.

[0079] Wherein "the sliding connection device 100 is positioned in the first door body 210", including step 11:

[0080] The first positioning part 13 is in positioning cooperation with the second positioning part 221, and the auxiliary positioning member 30 is fixed to the auxiliary positioning part 222; the first connecting member 10, the second connecting member 20 and the auxiliary positioning member 30 are collectively positioned in the first door body.

[0081] As shown in FIGS. 2 and 5, in an embodiment, the second connecting member 20 is located on the side of the first connecting member 10 close to the first door body 210, the positioning column of the first positioning part 13 cooperates with the positioning slot of the second positioning part 221, and the auxiliary positioning member 30 is inserted into the insertion slot 224 of the auxiliary positioning part 222. The fixing part 11 of the first connecting member 10 can be used to realize the positioning with the first door body 210, and the second connecting member 20 also has a positioning structure 24 used to cooperate with the first door body 210, so that the first connecting member 10 and the second connecting member 20 can be collectively positioned with the first door body 210, and the overall positioning is more accurate.

[0082] In an embodiment, the mounting hole 111 of the fixing part 11 is in positioning cooperation with the first fastener prepositioned in the first door body 210, and the positioning column of the positioning structure 24 is in positioning cooperation with the positioning slot of the first door body 210.

[0083] Step S2: operating the first door body 210 to close to the second door body 310, so that the first door body 210 and the second door body 310 maintain the same angle, moving the auxiliary positioning member 30 to cooperate with the second door body 310, and releasing the positioning of the sliding connection device 100 and the first door body 210.

[0084] As shown in FIG. 6, the first door body 210 and the second door body 310 are gradually attached, and the auxiliary positioning member 30 is moved downward, so that the positioning part 31 clamps and fixes the top of the second door body 310.

[0085] The second connecting member 20 has an alignment part 25 located outside the positioning part 22, and the alignment part 25 is also L-shaped, which can clamp and fix the side of the second door body 310, so that the positioning part 31 and the alignment part 35 can be collectively used to cooperate with the second door body 310.

[0086] Before the step of moving the auxiliary positioning member 30, the installation method of the door assembly further comprises: operating the first door body 210 to move close to the second door body 310, so that the first door body 210 and the second door body 310 keep the same angle, and the alignment part 35 is aligned with the side edge of the second door body 310, thus indicating that the second connecting member 20 has been moved to the position with the second door body 310, and then moving the auxiliary positioning member 30 downwardly so that the alignment part 31 clamps the top of the second door body 310.

[0087] It can be understood that after the second connecting member 20 is positioned with the second door body 310, the pre-positioning of the sliding connecting device 100 with the first door body 210 needs to be released to separately open the first door body 210.

[0088] In an embodiment, the mounting hole 113 of the fixing part 11 can slide out relative to the first fastener, and the positioning column of the positioning structure 24 can also be pulled out of the corresponding positioning slot, so that the first connecting member 10 and the second connecting member 20 are both released from the cooperation with the first door body 210, facilitating the subsequent separate opening of the first door body 210.

[0089] Step S3: operating the first door body 210 to move away from the second door body 310, fixing the second sliding part 21 to the second door body 310, and removing the positioning part 22 and the auxiliary positioning member 30.

[0090] As shown in FIGS. 7-8, the first door body 210 is released from the cooperation with the sliding connecting device 100, and the sliding connecting device 100 is further positioned with the second door body 310, so that after the first door body 210 moves away from the second door body 310, the sliding connecting device 100 remains in the second door body 310.

[0091] The second fastener 212 is installed in the guide shaft sleeve 211, so that the second fastener 212 can pass through the sliding slot 120 of the first sliding part 12 and be fixed to the second door body 310. The connecting rib 23 is continued to be broken or cut, the positioning part 22 is separated from the second sliding part 21, and the auxiliary positioning member 30 is also separated. Thus, only the first sliding part 12 and the second sliding part 21 are hidden between the first door body 210 and the second door body 310, which has better aesthetics.

[0092] Step S4: operating the first door body 210 to move close to the second door body 310, so that the first door body 210 and the second door body 310 keep the same angle, and fixing the first connecting member 10 to the first door body 310 through the fixing part 11.

[0093] As shown in FIG. 9, the second sliding part 21 has been slidably connected with the first connecting piece 10, and the second sliding part 21 is fixed to the second door body 310, and then the first connecting piece 10 is fixed to the first door body 210, so as to complete the installation and assembly.

[0094] The application has the advantages that: the auxiliary positioning part 30 can move relative to the auxiliary positioning part 222 to adapt to the distance between the second connecting piece 20 and the second door body 210, and is suitable for more application scenarios; the auxiliary positioning part 30 can be moved to be separated from the auxiliary positioning part 222, which is convenient for installation and disassembly; the first connecting piece 10 and the second connecting piece 10 can be pre-positioned, the first connecting piece 10 can be pre-positioned on the first door body 210 through the fixing part 11, the second connecting piece 20 can be pre-positioned on the first door body 210 through the positioning structure 24, and the two can also be jointly positioned and matched with the first door body to improve the accuracy of pre-positioning; the first sliding part 12 and the second sliding part 21 can be hidden between the first door body 210 and the second door body 310, and have good appearance and practicability.

[0095] It should be understood that although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity, and those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can be appropriately combined to form other embodiments that those skilled in the art can understand.

[0096] The above series of detailed descriptions are only specific descriptions of the feasible embodiments of the present application, and are not used to limit the protection scope of the present application, and any equivalent embodiments or changes made without departing from the spirit of the present application should be included in the protection scope of the present application.

Claims

1. A sliding connection device for slidingly connecting a first door body to a second door body, characterized in that, The sliding connecting device comprises a first connecting member and a second connecting member in slidable connection, and an auxiliary positioning member for positioning the second connecting member to the second door body; the first connecting member has a fixing part for positioning the first connecting member to the first door body, a first sliding part in slidable connection with the second connecting member, and a first pre-positioning part in pre-positioning connection with the second connecting member; the second connecting member comprises a second sliding part in connection with the first sliding part, and a positioning part in separable connection with the second sliding part, the positioning part comprising a second pre-positioning part in connection with the first pre-positioning part, and an auxiliary positioning part in connection with the auxiliary positioning member; the auxiliary positioning member is capable of being fixed to or moved relative to the auxiliary positioning part.

2. The sliding connection device according to claim 1, wherein The auxiliary positioning member comprises a locating part for positioning in connection with the second door body, and a positioning wall connected to the locating part; the positioning wall is arranged with a plurality of tapered teeth, and the auxiliary positioning part is provided with a latch in connection with the tapered teeth.

3. The sliding connection device according to claim 2, wherein The auxiliary positioning part comprises a slot for the positioning wall to move in the height direction, and the slot is provided with an elastic wall in connection with the tapered teeth, and the latch is arranged on the elastic wall.

4. The slip joint device of claim 2, wherein, The locating part is arranged in an L shape, and is used for clamping the top of the second door body.

5. The slip joint device of claim 1, wherein, The positioning part comprises two auxiliary positioning parts arranged on both sides of the second sliding part.

6. The slip joint device of claim 1, wherein, The second sliding part comprises a guide sleeve and a second fastener arranged on the guide sleeve, the second fastener is used for fixing the guide sleeve to the second door body, and the first sliding part comprises a sliding groove, the guide sleeve passes through the sliding groove and is in slidable connection with the sliding groove.

7. A sliding connection device according to claim 6, characterised in that The second connecting member comprises a connecting rib arranged at intervals on the outer periphery of the guide sleeve, the connecting rib connects the positioning part, and the connecting rib is arranged to be breakable.

8. The slip joint device of claim 1, wherein, The second sliding part comprises a second fastener, the first sliding part comprises a sliding groove, the second fastener passes through the sliding groove and is in slidable connection with the sliding groove; the first connecting member and / or the second connecting member are provided with an installation mark, and the installation mark is used to indicate the installation position of the fastener.

9. The sliding connection device of claim 1, wherein The second connecting member comprises a positioning structure for connection with the first door body.

10. A door assembly, characterized by: The door body assembly comprises a first door body, a second door body covering the first door body, and a sliding connecting device as claimed in any one of claims 1-9, the first connecting member and the second sliding part are arranged between the first door body and the second door body.

11. The door assembly of claim 10, wherein, The first sliding part and the second sliding part are hidden between the first door body and the second door body, and the fixing part is exposed outside the first door body.

12. The door assembly of claim 10, wherein, The first door body has a thickness direction, the fixing part comprises a mounting hole having a pre-positioning opening and a fastening hole in communication, and the pre-positioning opening is arranged to be open in the thickness direction and away from the first sliding part.

13. A mounting method of a door body assembly, applied to the door body assembly as claimed in claim 10, the mounting method comprising the steps of: opening the first door body and the second door body respectively, so that the first door body and the second door body have a certain angle, and pre-positioning the sliding connecting device to the first door body; operating the first door body to approach the second door body, so that the first door body and the second door body keep the same angle, moving the auxiliary positioning member to be positioned with the second door body, and releasing the pre-positioning of the sliding connecting device with the first door body; operating the first door body to approach the second door body, so that the first door body and the second door body keep the same angle, moving the auxiliary positioning member to be positioned with the second door body, and releasing the pre-positioning of the sliding connecting device with the first door body; operating the first door body to approach the second door body, so that the first door body and the second door body keep the same angle, moving the auxiliary positioning member to be positioned with the second door body, and releasing the pre-positioning of the sliding connecting device with the first door body; 14. The method of installing a door assembly of claim 13, wherein, "pre-positioning the sliding connecting device with the first door body" comprises the steps of: the first pre-positioning part and the second pre-positioning part are pre-positioned, and the auxiliary positioning member is fixed to the auxiliary positioning part; the first connecting member, the second connecting member and the auxiliary positioning member are collectively positioned with the first door body.

15. The method of installing a door assembly of claim 13, wherein, the second connecting member has an alignment part outside the positioning part; "moving the auxiliary positioning member" comprises the steps of: operating the first door body to approach the second door body, the first door body is parallel to the second door body, and the alignment part is aligned with the side edge of the second door body.

16. The method of installing a door assembly of claim 13, wherein, in the "the first door body and the second door body keep the same angle", the angle ranges from 80° to 100°.

17. A domestic appliance device, characterized by: a household appliance, a cabinet for accommodating the household appliance, and the sliding connecting device according to any one of claims 1-9, the household appliance comprises a first door body, the cabinet comprises a second door body, the second door body covers the first door body, and the first connecting member and the second sliding part are arranged between the first door body and the second door body.

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