CN204421464U - For axle sleeve and the refrigerator door of refrigerator door - Google Patents

Abstract

The utility model provides a shaft sleeve used for a refrigerator door body and a refrigerator door body. Wherein the shaft sleeve for the door of the refrigerator comprises: a cylinder having a shaft through hole penetrating through the body along the axis; and a mounting retaining portion, which is formed on an outer peripheral surface of the cylinder adjacent to one end of the cylinder, Wherein, the mounting and fixing part is formed with an upward-opening slot along at least part of the inner side of the peripheral edge of the bottom thereof. The shaft sleeve of the utility model is clamped in the end surface decorative strip from bottom to top, and after being pre-installed into the door body of the refrigerator, it can avoid deflection, convexity or deformation of the shaft sleeve during the foaming process of the door body, and further It can avoid the outflow of foaming liquid, prevent the interference between the shaft sleeve and the hinge shaft, etc., and improve the product qualification rate and product quality.

Description

Bushings for refrigerator doors and refrigerator doors

technical field

The utility model relates to the technical field of refrigerators, in particular to a shaft sleeve for a refrigerator door and a refrigerator door.

Background technique

At present, refrigerators are common household appliances in people's daily life. The door body on the refrigerator is assembled to the box body through hinges. A hinge generally includes a bushing and a hinge shaft rotatably disposed in the bushing. Wherein, the shaft sleeve is usually assembled on the door body through buckles before the door body is foamed, and is fixed by two screws at the same time. Since the shaft sleeve is installed from top to bottom, the foam material impacts from bottom to top during the foaming process of the door body, and it is easy to push the shaft sleeve out of the door body, resulting in deflection of the shaft sleeve or leakage of foam material, which may easily cause the hinge shaft and the shaft sleeve after the hinge is installed. Interference, resulting in difficulty in opening the door, failure to close the door and other product quality problems.

Utility model content

One purpose of the present utility model is to overcome at least one defect existing in the prior art, and provide a shaft sleeve for a refrigerator door.

Another object of the utility model is to provide a refrigerator door body with the shaft sleeve.

According to one aspect of the present invention, a shaft sleeve for a refrigerator door is provided, including:

a barrel, which has a shaft through hole passing through the body along the axis; and

An installation retaining portion is formed on an outer peripheral surface of the cylinder adjacent to one end of the cylinder, wherein

An upward-opening slot is formed along at least part of the inner side of the bottom peripheral edge of the installation and fixing portion.

Optionally, a screw hole is formed at a distal end of the installation and fixing portion away from the bottom edge of the barrel.

Optionally, the central part of the installation and fixing part is an upwardly protruding reinforcing block, and the side of the reinforcing block facing the cylinder is completely connected or combined with the outer periphery of the cylinder, and the reinforcing block The bottom of the circumferential side is used as the inner groove wall of the card groove.

Optionally, the lower surface of the reinforcing block is formed with reinforcing ribs connecting the outer peripheral surface of the barrel and the peripheral side of the reinforcing block.

According to another aspect of the present invention, there is provided a door body for a refrigerator, comprising an outer panel, an inner door liner, and a shaft mounted on the upper and/or lower ends of the outer panel and the inner door liner. End trim for casing, which also includes:

Any one of the above-mentioned bushings is installed on the inner surface of the end decorative strip, so that the end of the cylindrical body adjacent to the installation and fixing part penetrates into the bushing hole of the end decorative strip.

Optionally, the end face trim strip also has a sleeve rib extending downward from at least part of the edge of the sleeve hole, and the shape of the sleeve rib is adapted to the slot of the sleeve.

Optionally, the end surface decorative strip also has a screw post matched with the screw hole of the shaft sleeve.

The shaft sleeve of the utility model is installed on the inner surface of the end face trim strip of the refrigerator door body, and after being pre-installed into the refrigerator door body, it can avoid or reduce the deflection and outer surface of the shaft sleeve during the foaming process of the door body as much as possible. convex or deformed.

Since the card groove of the shaft sleeve (relative to the door body) is snapped into the end face trim strip from the inside to the outside and fits with the end face trim strip, and the direction of the impulse force generated by the foam material is also from the inside to the outside, it can further avoid the door body During the foaming process, the shaft sleeve is deflected, convex or deformed, which can avoid the outflow of foaming liquid, prevent the shaft sleeve from interfering with the hinge shaft, and improve the product qualification rate and product quality.

Furthermore, the utility model relies on the upward impulse of foaming to fix the shaft sleeve on the end surface trim, and only one screw is needed to achieve good fixation, which is conducive to improving the efficiency of on-site work and saving the cost of the whole machine.

According to the following detailed description of specific embodiments of the utility model in conjunction with the accompanying drawings, those skilled in the art will be more aware of the above and other objectives, advantages and features of the utility model.

Description of drawings

Hereinafter, some specific embodiments of the present utility model will be described in detail in an exemplary rather than restrictive manner with reference to the accompanying drawings. The same reference numerals in the drawings designate the same or similar parts or parts. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the attached picture:

Fig. 1 shows the schematic structural diagram of the axle sleeve of an embodiment of the present utility model;

Fig. 2 shows a schematic structural view of the shaft sleeve shown in Fig. 1 viewed from another angle;

Fig. 3 shows a schematic diagram of the installation relationship between the shaft sleeve and the end face trim strip of the refrigerator according to an embodiment of the present invention;

Fig. 4 shows a schematic partial enlarged view of place A shown in Fig. 3;

Fig. 5 shows a schematic view of the installation relationship between the shaft sleeve shown in Fig. 3 and the end face trim strip of the refrigerator observed from another angle;

Fig. 6 shows a schematic cross-sectional view of an embodiment of the utility model after the installation of the shaft sleeve and the decorative strip on the end face of the refrigerator;

Fig. 7 shows a schematic diagram of a refrigerator door according to an embodiment of the present invention;

FIG. 8 shows a schematic cross-sectional view taken along the section line B-B in FIG. 7 .

Detailed ways

Fig. 1 shows a schematic structure diagram of a shaft sleeve according to an embodiment of the present invention. The shaft sleeve of the embodiment of the utility model is used for the door body of the refrigerator, so that the door body is installed on the refrigerator box body. Referring to FIG. 1 , the shaft sleeve 210 includes a cylinder body 211 and a mounting and fixing portion 212 . The cylinder body 211 has a shaft through hole 218 passing through the body along the axis. An installation retaining portion 212 is formed on an outer peripheral surface of the cylinder 211 adjacent to one end of the cylinder 211 . Here, the end adjacent to the barrel 211 may be the outer end of the barrel 211 , that is, after the shaft sleeve is installed on the refrigerator door, the hinge shaft extends from this end into the shaft through hole 218 . Adjacent here can be understood as the installation and fixing portion 212 is on the same half of the cylinder 211 as the outer end of the cylinder 211 . Taking FIG. 1 as an example, it can be understood that the fixing portion 212 and the outer end of the cylinder 211 are both on the upper half of the cylinder 211 .

The installation and fixing portion 212 is formed with an upward-opening slot 213 along at least part of the inner side of the bottom peripheral edge 217 . By setting in this way, so as to cooperate with the sleeve rib 223 extending downward from the edge of the sleeve hole 221 on the refrigerator end face trim 220, the positioning of the sleeve 210 is played, that is, the sleeve 210 will not be opposite to each other. Rotate in the bushing hole 221, see Figure 3. Preferably, the mounting and fixing portion 212 is formed with a locking groove 213 opening upward along the inner side of the bottom peripheral edge 217 . The shaft sleeve 210 of the present utility model can be snapped into the refrigerator end surface decorative strip 220 from bottom to top through the card slot 213, and after being pre-installed into the door body of the refrigerator, the shaft sleeve 210 can be prevented from being damaged during the foaming process of the door body. Deviating, protruding or deforming can avoid problems such as outflow of the foaming liquid and interference between the shaft sleeve 210 and the hinge shaft, thereby improving the product qualification rate and product quality.

Referring to FIG. 2 , in a further embodiment, a screw hole 216 is formed at a distal end of the mounting and retaining portion 212 away from the bottom edge of the barrel 211 . The screw hole 216 can be further fixedly connected with the refrigerator end face decorative strip 220 . In the present utility model, since the shaft sleeve 210 can cooperate with the shaft sleeve rib 223 on the refrigerator end face decorative strip 220 from bottom to top through the card slot 213, the shaft sleeve can be further pressed by the foam body during the foaming process of the door body. 210 is fixed with the end surface decorative strip 220, therefore, the utility model only needs one screw 230 to install the shaft sleeve 210 firmly on the refrigerator end surface decorative strip 220. In this way, compared with the solution of using two screws to fix the shaft sleeve 210 in the prior art, the utility model saves one screw, which is conducive to improving the efficiency of on-site work and saving the cost of the whole machine.

In a further embodiment, the central part of the installation and fixing part 212 is an upwardly protruding reinforcing block 214, and the side of the reinforcing block 214 facing the cylinder body 211 is completely connected or connected to the outer circumference of the cylinder body 211. combined, and the bottom of the circumferential side of the reinforcing block 214 serves as the inner groove wall of the locking groove 213 . The upper and lower surfaces of the reinforcing block 214 protrude upwards so as to have a groove structure with an opening downward.

In some embodiments, the lower surface of the reinforcing block 214 is formed with a reinforcing rib 215 connecting the outer peripheral surface of the barrel 211 and the peripheral side of the reinforcing block 214 . The reinforcing rib 215 can be straight or cross-shaped, so as to reinforce the strength of the reinforcing block 214 .

Referring to Fig. 7 and Fig. 8, the utility model also provides a door body 200 for a refrigerator, which may include an outer panel 201, an inner door lining 202 and an upper end of the outer panel 201 and the inner door lining 202 And/or the end surface decorative strip 220 with the sleeve hole at the lower end. Those skilled in the art can understand that the end trim strip 220 can be arranged on the upper end of the outer panel 201 and the upper end of the inner door liner 202 ; In addition, end decorative strips 220 may also be provided on the upper end of the outer panel 201 and the upper end of the inner door lining 202 , and end decorative strips 220 may also be provided on the lower end of the outer panel 201 and the lower end of the inner door lining 202 . The door body 200 of the embodiment of the present utility model can also include the shaft sleeve 210 of any embodiment of the present utility model, which is installed on the inner surface of the end decorative strip 220, see Fig. 5 and Fig. 6, so that the barrel An end of the body 211 adjacent to the fixing part 212 is inserted into the sleeve hole 221 of the end surface trim strip 220 .

In a further embodiment, the end surface decorative strip 220 also has a sleeve rib 223 extending downward from at least part of the edge of the sleeve hole 221 . The shape of the sleeve rib 223 of the end surface trim strip 220 is adapted to the slot 213 of the sleeve 210 . That is, the sleeve rib 223 of the end surface decorative strip 220 can be inserted into the locking groove 213 of the shaft sleeve 210 , and the locking groove 213 and the sleeve rib 223 are snap-fitted. Referring to Fig. 6, the height of the sleeve rib 223 can be the same as the height of the circumferential side of the reinforcement block 214, so that after the upper end of the cylinder 211 passes through the sleeve hole 221 of the end face trim strip 220, it is basically in line with the sleeve hole. 221 upper edges are flush.

Referring to FIG. 3 and FIG. 4 , in some embodiments, the end surface trim strip 220 also has a screw post 222 matching the screw hole 216 of the bushing 210 .

The embodiment of the utility model also provides a method for manufacturing the refrigerator door body 200 . The manufacturing method includes step A to step C.

Step A: Install the bushing 210 of any one of the above-mentioned embodiments on the inner surface of the end surface trim 220 constituting the door body 200 , so that the end of the cylinder 211 adjacent to the installation and fixing part 212 Insert into the sleeve hole 221 of the end decorative strip 220 .

In some embodiments, installing the sleeve 210 on the inner surface of the end decorative strip 220 includes: engaging the slot 213 of the sleeve 210 with the sleeve rib 223 formed on the end decorative strip 220 Fitting, wherein the sleeve rib 223 extends downward from at least part of the edge of the sleeve hole 221 of the end surface decorative strip 220 . During installation, the slot 213 of the shaft sleeve 210 can be aligned with the rib 223 of the end decorative strip 220, and then the rib 223 of the shaft sleeve can be inserted into the slot 213 to clamp the shaft sleeve 210 and the decorative strip 220 on the end surface. fit together.

In some embodiments, installing the shaft sleeve 210 on the inner side surface of the end decorative strip 220 further includes: engaging the slot 213 of the shaft sleeve 210 with the sleeve rib 223 of the end decorative strip 220 After mating, the sleeve 210 is further fixed to the inner surface of the end decorative strip 220 by using only one screw passing through the screw hole 216 of the sleeve 210 . During installation, when the slot 213 of the shaft sleeve 210 is engaged with the sleeve rib 223 of the end decorative strip 220, the screw hole 216 of the shaft sleeve 210 is aligned with the screw post 222 of the end decorative strip 220, The shaft sleeve 210 is further fixed on the inner surface of the end surface trim strip 220 by using the screw 230 passing through the screw hole 216 and the screw post 222 in sequence.

Step B: Install the end decorative strip with the sleeve on the upper end and/or lower end of the outer panel 201 and inner door liner 202 used to form the door body to form a pre-assembled door body. Wherein, the assembling method for forming the pre-installed door body is well known to those skilled in the art, and will not be repeated here.

Step C: Foaming the pre-installed door body to form an insulation layer in the pre-installed door body. The process of using foaming material to foam in the foaming cavity of the pre-installed door body is well known to those skilled in the art, and will not be repeated here.

Since the card groove 213 of the shaft sleeve 210 (relative to the door body 200) is clamped in the end surface decorative strip 220 from the inside to the outside to fit with the end surface decorative strip 220, and the direction of the impulse force generated by the foaming material is also from the inside to the outside, so During the foaming process, the shaft sleeve 210 can be more firmly fixed on the inner surface of the end decorative strip 220, so as to avoid deflection, protruding or deformation of the shaft sleeve 210, thereby preventing the foaming liquid from flowing out and preventing the shaft sleeve from 210 interferes with the hinge shaft and other problems, improving the product qualification rate and product quality. Moreover, since the card slot 213 of the shaft sleeve 210 (relative to the door body 200 ) is snapped into the end face trim 220 from the inside to the outside to fit with the end face trim 220 , and the shaft sleeve 210 can be made to fit in the process of foaming. It is more firmly fixed on the inner surface of the end decorative strip 220, so the utility model only needs one screw to realize the relatively stable installation of the shaft sleeve 210 and the end decorative strip 220, which is conducive to improving the efficiency of on-site work and saving the cost of the whole machine.

So far, those skilled in the art should recognize that although a number of exemplary embodiments of the present invention have been shown and described in detail herein, they can still be used according to the present invention without departing from the spirit and scope of the present invention. Many other variations or modifications that conform to the principles of the utility model are directly determined or derived from the disclosed content of the new model. Therefore, the scope of the present invention should be understood and deemed to cover all such other variations or modifications.

Claims (7)

1. A shaft sleeve for a refrigerator door, characterized in that it comprises: a barrel, which has a shaft through hole passing through the body along the axis; and An installation retaining portion is formed on an outer peripheral surface of the cylinder adjacent to one end of the cylinder, wherein An upward-opening slot is formed along at least part of the inner side of the bottom peripheral edge of the installation and fixing part. 2. The bushing according to claim 1, characterized in that, A screw hole is formed at a distal end of the mounting and fixing portion away from the bottom edge of the barrel. 3. A bushing according to claim 2, characterized in that, The central part of the installation and fixing part is an upwardly protruding reinforcing block, and the side of the reinforcing block facing the cylinder is completely connected or combined with the outer periphery of the cylinder, and the circumferential side of the reinforcing block The bottom of the card slot is used as the inner side wall of the card slot. 4. The bushing of claim 3, wherein: The lower surface of the reinforcing block is formed with reinforcing ribs connecting the outer peripheral surface of the barrel and the peripheral side of the reinforcing block. 5. A door body for a refrigerator, comprising an outer panel, an inner door lining, and an end face trim strip with a shaft sleeve hole installed on the upper and/or lower ends of the outer panel and the inner door lining, its features It also includes: The bushing according to any one of claims 1-4, which is installed on the inner surface of the end decorative strip, so that the end of the cylindrical body adjacent to the installation and retaining part penetrates into the end decorative strip in the bushing hole of the bar. 6. The door body according to claim 5, characterized in that, The end surface decorative strip also has a sleeve rib extending downward from at least part of the edge of the sleeve hole, and the shape of the sleeve rib is adapted to the slot of the sleeve. 7. The door body according to claim 5, characterized in that, The end surface decorative strip also has a screw column matched with the screw hole of the shaft sleeve.