阅读说明：本技术 冰箱门体及其制作方法 (Refrigerator door and manufacturing method thereof ) 是由 赵振雨 张延庆 杜启海 左立华 阳军 崔船 于 2019-01-07 设计创作，主要内容包括：本发明公开了一种冰箱门体及其制作方法,所述冰箱门体包括通过发泡安装在一起的门壳预装总成及门衬预装总成,其特征在于：所述门壳预装总成包括门壳本体及设于所述门壳本体上的至少一个功能件,至少一个所述功能件与所述门壳本体可拆卸地连接；所述门壳本体将所述功能件压紧在所述门壳预装总成与所述门衬预装总成之间。本发明公开的冰箱门体,通过将功能件设置在门壳本体上,使得门壳预装总成与门衬预装总成发泡安装在一起时,门壳本体会将功能件向门衬预装总成的方向压紧,使得功能件不易移位,发泡材料也不易进入功能件内,且功能件的发泡废品率较低。(The invention discloses a refrigerator door body and a manufacturing method thereof, wherein the refrigerator door body comprises a door shell preassembly assembly and a door liner preassembly assembly which are arranged together through foaming, and the refrigerator door body is characterized in that: the door shell preassembly assembly comprises a door shell body and at least one functional piece arranged on the door shell body, and the at least one functional piece is detachably connected with the door shell body; the door shell body compresses the functional part between the door shell preassembly assembly and the door lining preassembly assembly. According to the refrigerator door body disclosed by the invention, the functional piece is arranged on the door shell body, so that when the door shell preassembly assembly and the door liner preassembly assembly are foamed and installed together, the door shell body can tightly press the functional piece towards the direction of the door liner preassembly assembly, the functional piece is not easy to shift, a foaming material is not easy to enter the functional piece, and the foaming rejection rate of the functional piece is low.)

1. The utility model provides a refrigerator door body which characterized in that, includes and installs door shell pre-installation assembly and door lining pre-installation assembly together through the foaming, its characterized in that: the door shell preassembly assembly comprises a door shell body and at least one functional piece arranged on the door shell body, and the at least one functional piece is detachably connected with the door shell body; the door shell body compresses the functional part between the door shell preassembly assembly and the door lining preassembly assembly.

2. The refrigerator door according to claim 1, wherein a fixing bracket is further provided on the door shell body, and the functional member is detachably connected with the fixing bracket; the fixing support compresses the functional part between the door shell body and the door lining preassembly assembly.

3. The refrigerator door according to claim 2, wherein a buckling part is arranged on the functional member, a clamping member is arranged on the fixing bracket at a position corresponding to the buckling part, and the buckling part is buckled with or separated from the clamping member so as to detachably connect the functional member with the fixing bracket.

4. The refrigerator door according to claim 2, wherein the functional member comprises an outer side surface adjacent to the door liner preassembly assembly, a functional sealing member is arranged on the outer side surface, a mounting plane is arranged at a position of the door liner preassembly assembly corresponding to the functional member, and the functional sealing member is compressed between the functional member and the mounting plane.

5. The refrigerator door according to claim 2, wherein the functional member is one of a filter cartridge, a water filling pipe, and a line cassette.

6. The refrigerator door according to claim 2, wherein the door shell preassembly assembly further comprises an upper decorative strip, one end of the fixing bracket is fixedly connected with the upper decorative strip, and the other end of the fixing bracket is fixedly connected with the door shell body.

7. The refrigerator door according to claim 2, wherein the functional member is a water injection pipe; the door lining preassembly assembly comprises a door lining body and an ice making chamber arranged on the door lining body, wherein the ice making chamber is provided with a mounting hole for the water injection pipe to pass through, and an ice maker for making ice blocks is arranged in the ice making chamber; the fixing support fixes the water injection pipe between the door shell body and the ice making chamber, and the water injection pipe is used for injecting water into the ice making machine.

8. The refrigerator door according to claim 7, wherein the water filling pipe comprises a pipe body, and a water inlet end and a water outlet end which are located at two ends of the pipe body, the water inlet end is communicated with the water pipe, the pipe body penetrates through the mounting hole of the ice making compartment, and the water outlet end is located in the ice making compartment.

9. The manufacturing method of the refrigerator door body is characterized by comprising the following steps: providing a door shell body and a functional piece; removably attaching the functional component to the door shell body to form a door shell preassembly assembly; providing a door lining preassembly assembly; installing a door shell preassembly assembly in a door shell mold, and installing a door lining preassembly assembly in a door lining mold; and closing the door shell mold and the door lining mold and injecting the foaming material.

10. The method of claim 9, wherein prior to the step of providing a door lining preassembly, the method further comprises: providing a fixed bracket; detachably connecting the functional part and the fixed bracket together; and fixedly connecting the fixing support provided with the functional part with the door shell body to form a door shell preassembly assembly.

Technical Field

The invention relates to the field of refrigerators, in particular to a refrigerator door and a manufacturing method thereof.

Background

At present, in the refrigerator industry, a door body of a refrigerator needs to be provided with a door shell and a door liner together, and a heat insulation layer is formed between the door shell and the door liner after foaming. When the door shell and the door lining are preassembled, the components mounted on the door shell and the door lining need to be preassembled and fixed. In the prior art, when components such as a wire box and the like are pre-installed on a door lining, a large amount of sponge rubber strips are generally adhered to the periphery of the contact surface of the wire box and the door lining, so that the foaming sealing effect is achieved. The technical scheme has poor sealing effect because the sealing is only realized by sponge, and the installed parts are not fixed on the inner side of the door liner, so the parts are easy to displace in the foaming process, and the foaming rejection rate is high.

Disclosure of Invention

The invention aims to provide a refrigerator door body and a manufacturing method thereof.

In order to achieve the above object, an embodiment of the present invention provides a refrigerator door, including a door shell pre-assembly and a door liner pre-assembly, which are mounted together by foaming, and characterized in that: the door shell preassembly assembly comprises a door shell body and at least one functional piece arranged on the door shell body, and the at least one functional piece is detachably connected with the door shell body; the door shell body compresses the functional part between the door shell preassembly assembly and the door lining preassembly assembly.

As a further improvement of the invention, the door shell body is further provided with a fixing bracket, and the functional part is detachably connected with the fixing bracket; the fixing support compresses the functional part between the door shell body and the door lining preassembly assembly.

As a further improvement of the invention, a buckling part is arranged on the functional part, a buckling part is arranged on the fixed bracket at a position corresponding to the buckling part, and the buckling part is buckled with or separated from the buckling part so as to detachably connect the functional part with the fixed bracket.

As a further improvement of the present invention, the functional member includes an outer side surface close to the door lining preassembly assembly, a functional sealing member is disposed on the outer side surface, a mounting plane is disposed at a position of the door lining preassembly assembly corresponding to the functional member, and the functional sealing member is compressed between the functional member and the mounting plane.

As a further improvement of the invention, the functional element is one of a filter box, a water injection pipe and a pipeline box.

As a further improvement of the invention, the door shell preassembly assembly further comprises an upper decorative strip, one end of the fixing bracket is fixedly connected with the upper decorative strip, and the other end of the fixing bracket is fixedly connected with the door shell body.

As a further improvement of the invention, the functional part is a water injection pipe; the door lining preassembly assembly comprises a door lining body and an ice making chamber arranged on the door lining body, wherein the ice making chamber is provided with a mounting hole for the water injection pipe to pass through, and an ice maker for making ice blocks is arranged in the ice making chamber; the fixing support fixes the water injection pipe between the door shell body and the ice making chamber, and the water injection pipe is used for injecting water into the ice making machine.

As a further improvement of the invention, the water injection pipe comprises a pipe body, and a water inlet end and a water outlet end which are positioned at two ends of the pipe body, wherein the water inlet end is communicated with the water pipe, the pipe body penetrates through the mounting hole of the ice making chamber, and the water outlet end is positioned in the ice making chamber.

The invention also discloses a manufacturing method of the refrigerator door body, which comprises the following steps: providing a door shell body and a functional piece; removably attaching the functional component to the door shell body to form a door shell preassembly assembly; providing a door lining preassembly assembly; installing a door shell preassembly assembly in a door shell mold, and installing a door lining preassembly assembly in a door lining mold; and closing the door shell mold and the door lining mold and injecting the foaming material.

As a further improvement of the present invention, prior to the step of providing a door lining preassembly, the method further comprises: providing a fixed bracket; detachably connecting the functional part and the fixed bracket together; and fixedly connecting the fixing support provided with the functional part with the door shell body to form a door shell preassembly assembly.

Compared with the prior art, the refrigerator door body disclosed by the invention has the advantages that the functional piece is arranged on the door shell body, so that when the door shell preassembly assembly and the door lining preassembly assembly are arranged together in a foaming manner, the door shell body can tightly press the functional piece towards the direction of the door lining preassembly assembly, the functional piece is not easy to shift, the foaming material is not easy to enter the functional piece, and the foaming rejection rate of the functional piece is low.

Drawings

FIG. 1 is a schematic structural diagram of a refrigerator door according to an embodiment of the present invention;

FIG. 2 is a schematic illustration of a door shell preassembly in accordance with one embodiment of the present invention;

FIG. 3 is a schematic structural view of a fixing bracket and a functional element according to an embodiment of the present invention;

FIG. 4 is a schematic view of a door lining preassembly assembly according to one embodiment of the present invention;

FIG. 5 is a schematic view of a fixing bracket, a water filling pipe, a water pipe and an ice making chamber according to an embodiment of the present invention;

FIG. 6 is a schematic view showing the structure of the fixing bracket, the water injection pipe and the water pipe according to an embodiment of the present invention;

FIG. 7 is a schematic flow chart illustrating a method for manufacturing a refrigerator door according to an embodiment of the present invention;

fig. 8 is a schematic flow chart of a method for manufacturing a refrigerator door according to another embodiment of the present invention.

Detailed Description

The present invention will be described in detail below with reference to specific embodiments shown in the drawings. These embodiments are not intended to limit the present invention, and structural, methodological, or functional changes made by those skilled in the art according to these embodiments are included in the scope of the present invention.

It will be understood that terms used herein such as "upper," "above," "lower," "below," and the like, refer to relative positions in space and are used for convenience in description to describe one element or feature's relationship to another element or feature as illustrated in the figures. The spatially relative positional terms may be intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures.

As shown in fig. 1 to 6, an embodiment of the present invention discloses a refrigerator door 1, which includes a door shell pre-assembly 100 and a door lining pre-assembly 200 that are assembled together by foaming. The door shell preassembly assembly 100 comprises a door shell body 110 and at least one functional member 170 arranged on the door shell body 110, wherein the at least one functional member 170 is detachably connected with the door shell body 110. The door shell body 110 compresses the functional component 170 between the door shell preassembly 100 and the door liner preassembly 200. Specifically, the functional element 170 may be disposed on the door casing body 110, or may be disposed on some component fixedly connected to the door casing body 110, such as a dispenser casing, some supporting structure, and the like.

According to the refrigerator door body disclosed by the invention, the functional piece 170 is arranged on the door shell body 110, so that the door shell body 110 compresses the functional piece 170 towards the direction of the door lining preassembly assembly 200, the functional piece 170 is not easy to displace, and a foaming material is not easy to enter the functional piece 170, so that the foaming rejection rate of the functional piece 170 is low.

Preferably, a fixing bracket 150 is further disposed on the door casing body 110, and the functional member 170 is detachably connected to the fixing bracket 150. The retaining bracket 150 compresses the functional part 170 between the door shell body 110 and the door lining preassembly 200. The fixing support 150 can firmly and tightly press the functional part 170 between the fixing support 150 and the door lining preassembly assembly, so that the functional part 170 is not easy to shift in the foaming process of the heat insulation layer of the refrigerator door body, the foaming agent cannot leak into the functional part 170, and the mounting process quality of the functional part 170 is obviously improved.

Furthermore, a buckling portion 171 is disposed on the functional element 170, a buckling member 152 is disposed on the fixing bracket 150 at a position corresponding to the buckling portion 171, and the buckling portion 171 is buckled with or separated from the buckling member 152, so as to detachably connect the functional element 171 with the fixing bracket 150. The snap structure can connect the functional component 170 and the fixing bracket 150 firmly, and at the same time, the functional component 170 can be easily detached from the fixing bracket 150 if the functional component 170 is to be replaced/repaired. Specifically, referring to fig. 3, in the embodiment of the present invention, two fastening portions 171 are disposed on the functional element 170 in the vertical direction, and correspondingly, two fastening members 152 are disposed on the fixing bracket 150, a hook 1711 is disposed on the fastening portion, a slot 1521 is disposed on the fastening member 152, and when the functional element 170 is connected to the fixing bracket 150, the hook 1711 is fastened in the slot 1521.

Preferably, the functional member 170 includes an outer side surface 172 adjacent to the door lining preassembly 200, a functional sealing member 173 is disposed on the outer side surface 172, a mounting plane 230 is disposed at a position of the door lining preassembly 200 corresponding to the functional member 170, and the functional sealing member 173 is compressed between the functional member 170 and the mounting plane 230. In an embodiment of the present invention, the functional seal 173 is a sponge.

Specifically, the functional member 170 may be one of a filter cartridge, a water filling pipe, and a line cassette. In the embodiment of the present invention, the two functional components 170 are both pipeline boxes for accommodating various pipelines inside the door body. In another embodiment, the functional component may be another component that needs to be installed inside the refrigerator door and needs to be subjected to a foaming process, and the embodiment of the present invention is not limited thereto.

The door shell preassembly assembly 100 further includes an upper decorative strip 120 disposed on the door shell body 110, and a water pipe 130 for allowing water to flow therethrough, wherein the functional component is a water injection pipe 140 detachably connected to the fixing bracket 150. The door lining preassembly assembly 200 comprises a door lining body 210 and an ice making compartment 220 arranged on the door lining body 210, wherein the ice making compartment 220 is provided with a mounting hole 221 for the water injection pipe 140 to pass through, and an ice maker (not shown) for making ice cubes is arranged in the ice making compartment 220. The water injection pipe 140 includes a pipe body 141, and a water inlet end 142 and a water outlet end 143 at both ends of the pipe body 141. The water inlet end 142 is communicated with the water pipe 130, the pipe body 141 passes through the mounting hole 221 of the ice making compartment 220, and the water outlet end 143 is located in the ice making compartment 220. The fixing bracket 150 fixes the water filling pipe 140 between the door case body 110 and the ice making compartment 220. The water filling pipe 140 is used to fill water into the ice maker. Through setting up fixed bolster 150, be fixed in between ice-making room 220 and the door shell body 110 with water injection pipe 140, consequently, in the heat preservation foaming process of the refrigerator door body, water injection pipe 140 is difficult for taking place to warp, and the foaming agent can not be revealed by water injection pipe department and get into ice-making room, is showing the installation technological quality who has improved water injection pipe 140, has strengthened the structural reliability of water injection pipe 140.

Further, as shown in fig. 2 and 5, an abutting plate 144 is sleeved on the water filling pipe 140, and the size of the plate surface of the abutting plate 144 is larger than the diameter of the mounting hole 221 of the ice making compartment 220. In the embodiment of the present invention, the contact plate 144 has a disk shape, and the diameter of the contact plate 144 is larger than the diameter of the mounting hole 221. In another embodiment, the abutting plate may be square, oval or other irregular shape, as long as the dimension of the plate surface in any direction is larger than the diameter of the mounting hole 221, so that the abutting plate will not be pushed into the ice making compartment 220 when abutting against the edge of the mounting hole 221.

Specifically, when the door housing pre-assembly 100 and the door lining pre-assembly 200 are assembled together, the fixing bracket 150 presses the abutting plate 144 between the fixing bracket 150 and the edge of the mounting hole 221 to fix the water filling pipe 140 between the door housing body 110 and the ice making compartment 220. In the present embodiment, the abutting plate 144 is integrally formed with the tube 141. By using the injection molding integral molding process, the abutting plate and the pipe body 141 are manufactured and molded at one time, and the structure of the whole water injection pipe 150 is stable.

Preferably, as shown in fig. 5 to 6, a clamping portion 1441 is provided on the abutting plate 144, a matching portion 151 is provided at a position of the fixing bracket 150 corresponding to the clamping portion 1441, and the clamping portion 1441 is buckled with or separated from the matching portion 151, so as to detachably connect the water injection pipe 140 with the fixing bracket 150. The fastening structure can connect the abutting plate 144 and the fixing bracket 150 together more stably, and at the same time, if it is desired to replace/maintain the water injection pipe 140, etc., the water injection pipe 140 can be easily detached from the fixing bracket 150. Specifically, referring to fig. 4, in the embodiment of the present invention, two clamping portions 1441 are disposed on the abutting plate 144, correspondingly, two matching portions 151 are disposed on the fixing bracket 150, and when the abutting plate 144 is connected to the fixing bracket 150, the two clamping portions 1441 are respectively connected to the two matching portions 151 in a clamping manner.

Further, as shown in fig. 5, a sealing member 2211 is further disposed between the abutting plate 144 and the mounting hole 221, and the size of the sealing member 2211 is larger than the diameter of the mounting hole 221. The sealing member 2211 is provided with a through hole 2211a for passing the water injection pipe 140 therethrough. A sealing member 2211 is provided to fill between the abutting plate and the mounting hole in order to ensure that no gap is left between the abutting plate 144 and the edge of the mounting hole. In an embodiment of the present invention, the sealing material 2211 is a disc-shaped sponge.

Further, as shown in fig. 4-5, the edge of the mounting hole 221 is further provided with a protruding rib 2212, and the protruding rib 2212 abuts against the sealing member 2211. The protruding rib 2212 is a ring surrounding the edge of the mounting hole 221 by one turn, and extends and protrudes in a direction away from the ice making compartment. The diameter of the seal 2211 is larger than the diameter of the ring enclosed by the protruding ribs. Specifically, the diameter of the seal 2211 may be greater than or equal to the diameter of the abutment plate. The protruding rib 2212 may abut the seal 2211. Through the matching of the sealing piece 2211 and the protruding rib 2212, the joint of the water injection pipe 140 and the ice making chamber 220 can be completely sealed, so that in the foaming process of the heat insulation layer of the refrigerator door body 1, the foaming agent cannot leak from the water injection pipe 140 and enter the ice making chamber 220.

Preferably, as shown in fig. 2, one end of the fixing bracket 150 is fixedly connected to the upper molding 120, and the other end is fixedly connected to the door case body 110. Specifically, in the embodiment of the present invention, the dispenser case 160 is installed at the lower portion of the door case body 110, and the other end of the fixing bracket 150 is fixedly connected to the dispenser case 160. In this manner, the mounting bracket 150 is securely mounted to the door shell mounting assembly, ensuring that it is not easily dislodged. Thereby providing a sufficient supporting force when fixing the water filling pipe 140.

In embodiments of the present invention, one of the features 170 is removably coupled to the dispenser housing 160. Because the dispenser housing 160 is more securely mounted to the door housing body 110, a more secure compressive force can be achieved when the functional element 170 is coupled to the dispenser housing 160.

Further, the water outlet end 143 of the water injection pipe 140 is disposed to be inclined downward. This ensures that no moisture remains inside the outlet end 143 without filling the water.

In the present embodiment, at least a portion of the outer wall of the pipe body 141 of the water injection pipe 140 is wrapped with a heating wire (not shown). The heating wire has a simple structure and is disposed on the tube body 141 near the water outlet 143, the heating wire can heat the tube body 141 of the water injection tube 140, and the tube body 141 transfers heat to the water outlet 143, so as to ensure that the water outlet 143 is not frozen.

The invention also discloses a manufacturing method of the refrigerator door body, as shown in fig. 7, the method comprises the following steps:

s10, providing the door case body 110 and the function piece 170.

Specifically, the function 170 may be one of a filter cartridge, a water injection pipe, and a line cassette. In the embodiment of the present invention, the two functional components 170 are both pipeline boxes for accommodating various pipelines inside the door body. In another embodiment, the functional component may be another component that needs to be installed inside the refrigerator door and needs to be subjected to a foaming process, and the embodiment of the present invention is not limited thereto.

S20, the functional member 170 is detachably connected to the door housing body 110 to form a door housing pre-assembly 100. Specifically, the functional element 170 may be disposed on the door casing body 110, or may be disposed on some component fixedly connected to the door casing body 110, such as a dispenser casing, some supporting structure, and the like. In an embodiment of the present invention, one of the features 170 is removably coupled to the mounting bracket 150 and the other feature 170 is removably coupled to the dispenser housing 160.

S30, a door lining preassembly assembly 200 is provided.

In an embodiment of the present invention, the door lining preassembly 200 includes a door lining body 210 and an ice making compartment 220 disposed on the door lining body 210.

S40, the door shell preassembly assembly 100 is installed in a door shell mold and the door liner preassembly assembly 200 is installed in a door liner mold.

The refrigerator door body is foamed by opening the die, so that no injection port is arranged outside the refrigerator door body after foaming is finished, and the appearance is attractive.

And S50, closing the door shell mold and the door lining mold and injecting the foaming material.

A functional sealing member 173 is arranged on an outer side surface 172 of the functional member 170, which is close to the door lining preassembly 200, a mounting plane 230 is arranged at a position of the door lining preassembly 200, which corresponds to the functional member 170, during foaming of the refrigerator door body, the functional member 170 is pressed against the door lining preassembly 200 through the fixing bracket 15 (or the dispenser shell 160), and the functional sealing member 173 is pressed between the functional member 170 and the mounting plane 230. Due to the force applied to the functional seal 173, a good sealing effect is achieved.

As shown in fig. 8, a method for manufacturing a refrigerator door according to another embodiment of the present invention is disclosed, the method including the steps of:

s10, providing the door case body 110 and the function piece 170.

S21, providing a fixing bracket 150.

The fixing bracket 150 is used to support and fix a plurality of functional members 170.

S22, detachably connecting the functional member 170 and the fixing bracket 150 together.

Specifically, a snap structure or a bolt structure may be used to detachably connect the function part 170 to the fixing bracket.

S23, fixedly connecting the fixing bracket 150 with the functional member 170 to the door shell body 110 to form a door shell pre-assembly 100.

Thus, the functional member 170 and the fixing bracket 150 are fixed to the door case body 110.

S30, a door lining preassembly assembly 200 is provided.

S40, the door shell preassembly assembly 100 is installed in a door shell mold and the door liner preassembly assembly 200 is installed in a door liner mold.

And S50, closing the door shell mold and the door lining mold and injecting the foaming material.

According to the refrigerator door body disclosed by the invention, the functional piece is arranged on the door shell body, so that when the door shell preassembly assembly and the door liner preassembly assembly are foamed and installed together, the door shell body can tightly press the functional piece towards the direction of the door liner preassembly assembly, the functional piece is not easy to shift, a foaming material is not easy to enter the functional piece, and the foaming rejection rate of the functional piece is low. The functional element can be arranged on the door shell body, or on some parts fixedly connected with the door shell body, such as a distributor shell, some support structures and the like. In an embodiment of the invention, one of the functional elements is detachably connected to the fixing bracket and the other functional element is detachably connected to the dispenser housing. The functional part is provided with a functional sealing piece on the outer side surface close to the door liner preassembly assembly, and the functional sealing piece is also compressed when the refrigerator door body is foamed, so that the sealing effect of the functional part is further improved, and foaming agent is prevented from leaking into the functional part. The functional part can be filter box, water injection pipe, pipeline box etc. also can be other needs at refrigerator door body internally mounted, and need through the device of foaming process.

It should be understood that although the present description refers to embodiments, not every embodiment contains only a single technical solution, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the technical solutions in the embodiments can also be combined appropriately to form other embodiments understood by those skilled in the art.

The above-listed detailed description is only a specific description of a possible embodiment of the present invention, and they are not intended to limit the scope of the present invention, and equivalent embodiments or modifications made without departing from the technical spirit of the present invention should be included in the scope of the present invention.