CN210399644U - A kind of refrigerator - Google Patents
A kind of refrigerator Download PDFInfo
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- CN210399644U CN210399644U CN201920495749.6U CN201920495749U CN210399644U CN 210399644 U CN210399644 U CN 210399644U CN 201920495749 U CN201920495749 U CN 201920495749U CN 210399644 U CN210399644 U CN 210399644U
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- drawer
- guide rail
- guide
- inclined surface
- groove
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Abstract
The utility model provides a refrigerator, first guide rail is equipped with first guide slot, second guide rail set spare include the second guide rail and install in second gyro wheel on the second guide rail first protruding muscle is close be equipped with on the part of the storage chamber outside to the spacing first spacing groove of second gyro wheel, be equipped with protruding first spacing arch down on first protruding muscle, when the maximum condition was opened to the drawer, the second gyro wheel was spacing in the space between first spacing groove and the first spacing arch. By arranging the first limiting groove, when the drawer is opened to the maximum state, the second idler wheel reaches the first limiting groove, so that the second idler wheel is limited in the front-back direction, and the drawer is kept stable in the front-back direction; and through setting up first spacing protruding for the stability when injecing the second gyro wheel and getting into first spacing groove has avoided the drawer to rock in upper and lower, left and right sides orientation when reacing first spacing groove, is favorable to increasing the stability when the drawer targets in place.
Description
Technical Field
The utility model belongs to the technical field of the refrigerator, concretely relates to refrigerator with drawer.
Background
At present, in order to meet the requirement of classified storage of food for users, two or more drawers are generally arranged in a freezing chamber of a refrigerator. After the drawer is arranged in the refrigerator, the refrigerator is divided into different drawer spaces, so that objects needing to be cold set or frozen can be stored conveniently. For the installation of drawer, generally install the drawer guide rail on the case courage, can show the experience that improves the user when using the drawer to and improve the life of refrigerator.
For a direct-cooling refrigerator or a low-end air-cooling refrigerator, the push-pull of the drawer can be met by mostly adopting a common guide rail system due to the cost restriction; the guide rail only comprises a set of guide rail bracket fixed on the inner container of the box in a screw fastening mode, and has larger noise and impact force in the use process, the drawer shakes obviously left and right when pulled out, and is sluggish in pushing and pulling along with the increase of the use time, and consumers have more problems.
Disclosure of Invention
The utility model provides a stability's after the improvement drawer is pulled out refrigerator to the above-mentioned problem that exists among the prior art.
In order to achieve the technical purpose, the utility model adopts the following technical scheme:
a refrigerator comprises a storage chamber and a drawer which is arranged in the storage chamber in a drawing mode, wherein a guide rail structure is arranged between the inner wall of the storage chamber and the drawer and comprises a first guide rail assembly and a second guide rail assembly, the first guide rail assembly is arranged on the inner wall of the storage chamber, the second guide rail assembly is arranged on the outer side of the drawer and comprises a first guide rail, the first guide rail is provided with a first upper convex rib and a first lower convex rib which are arranged in parallel and protrude inwards, a first guide groove is formed between the first upper convex rib and the first lower convex rib, the second guide rail assembly comprises a second guide rail and a second roller wheel installed on the second guide rail, and the second roller wheel can slide along the first guide groove; the part of the first lower convex rib close to the outer side of the storage chamber is provided with a first limiting groove for limiting the second idler wheel, the first upper convex rib is provided with a first limiting bulge which is convex downwards, and when the drawer is opened to the maximum state, the second idler wheel is limited in a space between the first limiting groove and the first limiting bulge.
Further, the first stopper groove includes a front roll inclined surface and a rear roll inclined surface, the front roll inclined surface has a greater inclination than the rear roll inclined surface, and a projected position of the first stopper protrusion is located in the rear roll inclined surface.
Furthermore, first spacing arch is trapezoidal arch, its include with first go up bottom surface that muscle extending direction parallel arrangement, edge the first inclined plane that the bottom surface just upwards extends backward and along the second inclined plane that the bottom surface just upwards extends forward, the inclination of first inclined plane is less than the inclination of second inclined plane.
Furthermore, first guide rail assembly still includes first gyro wheel, first gyro wheel is located first guide rail front side, the second guide rail is equipped with protruding muscle and second lower protruding muscle on the outside bellied parallel arrangement's the second and is located the second guide slot between protruding muscle and the second lower protruding muscle on the second, first gyro wheel can be followed the second guide slot slides.
Furthermore, a second limiting protrusion which is convex downwards and used for limiting is arranged on the second upper convex rib, and when the drawer is pulled out to the maximum state, the first roller is blocked at the front side of the second limiting protrusion.
Furthermore, the second limiting protrusion is a trapezoidal protrusion, and a shock absorption pad is arranged on the front side inclined plane of the second limiting protrusion.
Furthermore, the vertical plane where the rear end of the first limiting protrusion is located behind the first limiting groove.
Furthermore, the first upper convex rib or the first lower convex rib of the first guide rail is positioned in the second guide groove.
Further, the second upper convex rib or the second lower convex rib of the second guide groove is movably arranged in the first guide groove.
Furthermore, the first roller is positioned in front of the first upper convex rib or the first lower convex rib.
Furthermore, the left side and the right side of the drawer are both provided with second guide rails, and a transverse connecting rod is arranged between the two second guide rails.
Furthermore, the second guide rail extends backwards out of the drawer, and the transverse connecting rod is located behind the drawer.
Further, the front portion of the first lower bead has a first guide surface extending downward and forward obliquely, and the front portion of the first upper bead has a second guide surface extending upward and forward obliquely.
Further, the projection of the second guide surface is located behind the first guide surface.
Further, the first roller is positioned in front of the first upper rib and above the first guide surface.
Furthermore, the second guide rail adopts sheet metal parts.
Further, the first guide rail is made of injection molding parts.
Furthermore, the height of the first limiting protrusion is smaller than that of the first limiting groove.
The utility model provides a refrigerator, through setting up the first spacing groove, when the drawer is opened to the maximum condition, the second gyro wheel arrives in the first spacing groove, the continuation of stopping the second gyro wheel moves forward, also stops backward movement, make the second gyro wheel spacing in the front and back direction, make the drawer keep stable in the front and back direction; certainly, under the condition that a larger pulling force or pushing force is continuously given to the drawer, the second roller wheel can break through the stop of the first limiting groove, and the drawer can be detached or closed. And through setting up first spacing protruding for the stability when injecing the second gyro wheel and getting into first spacing groove has avoided the drawer to rock in upper and lower, left and right sides orientation when reacing first spacing groove, is favorable to increasing the stability that the drawer removed when targetting in place.
Other features and advantages of the present invention will become more apparent from the following detailed description of the invention when read in conjunction with the accompanying drawings.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of a refrigerator according to the present invention;
FIG. 2 is a schematic structural view of FIG. 1 after a door of the refrigerating compartment is opened;
FIG. 3 is a schematic view of the structure at the freezer compartment;
FIG. 4 is a schematic front view of the structure of FIG. 3;
FIG. 5 is a schematic sectional view taken along line A-A in FIG. 4;
FIG. 6 is an enlarged schematic view of region C of FIG. 5;
FIG. 7 is an enlarged schematic view of a portion of the structure of FIG. 6;
FIG. 8 is a schematic sectional view taken along line B-B in FIG. 4;
fig. 9 is an enlarged schematic view of the rail structure.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention. In the description of the present invention, it should be noted that the terms "inner", "upper", "lower", "left", "right", and the like indicate orientations or positional relationships based on the positional relationships shown in the drawings, and the side close to the user in the normal use state is "front", and the side away from the user is "rear". The terminology is for the purpose of describing the invention only and is for the purpose of simplifying the description, and is not intended to indicate or imply that the device or element so referred to must be in a particular orientation, constructed and operated, and is not to be considered limiting of the invention. Moreover, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Referring to fig. 1 to 9, which are an embodiment of a refrigerator according to the present invention, fig. 1 and 2 are perspective views of a specific embodiment of the refrigerator according to the present invention; referring to fig. 1 and 2, the refrigerator 1 of the present embodiment has an approximately rectangular parallelepiped shape, and an external appearance of the refrigerator 1 is defined by a storage chamber 100 defining a storage space and a plurality of door bodies 200 provided in the storage chamber 100, the storage chamber 100 is a box having an opening, and the storage chamber 100 is vertically partitioned into a lower freezing chamber 100A and an upper refrigerating chamber 100B. Each of the partitioned spaces may have an independent storage space.
In detail, the freezing compartment 100A is defined at a lower side of the storage compartment 100 and may be selectively covered by a drawer type freezing compartment door 200A. The space defined above the freezing compartment 100A is partitioned into left and right sides to define the refrigerating compartment 100B, respectively. The refrigerating compartment 100B may be selectively opened or closed by a refrigerating compartment door body 200B pivotably mounted on the refrigerating compartment 100B.
The freezing chamber door 200A is disposed at the front side of the drawer 300, and a rail structure is provided between the drawer 300 and the inner wall of the freezing chamber 100A, enabling the drawer 300 to be drawn in the front and rear direction. The rail structure includes a first rail assembly 400 provided at an inner wall of the freezer 100A, and a second rail assembly 500 provided at an outer side of the drawer 300, the first rail assembly 400 includes a first rail provided with a first upper rib 410 and a first lower rib 420 which are protruded inwardly and arranged in parallel, and a first guide groove 430 between the first upper rib 410 and the first lower rib 420, the second rail assembly 500 includes a second rail and a second roller 540 mounted on the second rail, the first rail assembly 400 and the second rail assembly 500 are assembled after the drawer 300 is mounted to the freezer 100A, the second roller 540 is assembled into the first guide groove 430, and the second roller 540 moves back and forth in the first guide groove 430 when the drawer 300 is drawn. When the drawer 300 is pulled out to the maximum state, in order to avoid the direct separation of the second rail assembly 500 and the first rail assembly 400, a first limiting groove 421 limiting the second roller 540 is provided at a portion of the first lower rib 420 close to the outside of the storage compartment, a first limiting protrusion 411 limiting the second roller 540 to swing up and down is provided at the first upper rib 410, and the second roller 540 is limited in a space between the first limiting groove 421 and the first limiting protrusion 411. By providing the first limiting groove 421, when the drawer 300 is pulled open to the maximum state, the second roller 540 is located in the first limiting groove 421, and the first limiting groove 421 stops the second roller 540 from moving forward and also stops the second roller from moving backward, so that the second roller 540 is limited in the front-back direction, and the drawer 300 is kept stable in the front-back direction; of course, under the condition of continuously providing a larger pulling force or pushing force to the drawer 300, the second roller 540 may break through the stop of the first limit groove 421, so as to detach or close the drawer 300. And through setting up first spacing arch 411 for the stability when injecing second gyro wheel 540 and getting into first spacing groove 421 has avoided drawer 300 to rock from top to bottom, left and right sides when reaching first spacing groove 421, is favorable to increasing the stability when drawer 300 opens the maximum condition.
Referring to fig. 6 and 7, the first limiting protrusion 411 is a downward convex trapezoid, the first limiting protrusion 411 includes a bottom surface 4111 parallel to the extending direction of the first upper rib 410, a first inclined surface 41112 extending rearward and upward along the bottom surface 4111, and a second inclined surface 4113 extending forward and upward along the bottom surface 4111, and the inclination of the first inclined surface 4112 is smaller than that of the second inclined surface 4113. The first inclined surface 41112 and the second inclined surface 4113 may be inclined planes or inclined arc surfaces. The first limit groove 421 is a concave triangle, and certainly, the connection transition portion is an arc connection, and the first limit groove 421 has two inclined groove surfaces which are close to each other from the front end to the rear end to the middle, and an arc connection portion which connects the two inclined groove surfaces. The first limit groove 421 includes a front side inclined surface 4212 and a rear side inclined surface 4211, the front side inclined surface 4212 has a slope greater than that of the rear side inclined surface 4211, the second roller 540 enters the first limit groove 421 along the rear side inclined surface 4211 when the drawer 300 is pulled out, and the second roller 540 moves backward along the rear side inclined surface 4211 and rolls out of the first limit groove 421 when the drawer 300 is closed; if the drawer 300 needs to be disassembled, a larger pulling force needs to be continuously applied to the drawer 300, so that the second roller 540 moves forwards along the front inclined surface 4212 and is separated from the first limit groove 421; by setting the inclination of the front side inclined surface 4212 to be greater than the inclination of the rear side inclined surface 4211, after the second roller 540 is opened to the maximum state, the rear side inclined surface 4211 is easier to enter the first limit groove 421, and is less likely to move forward along the front side inclined surface 4212, so that the limit effect on the second roller 500 is achieved. The projection position of the first limiting protrusion 411 is located in the rear inclined surface 4211, that is, when the second roller 540 rolls into or closes to roll out of the first limiting groove 421 along the rear inclined surface 4211, the second roller 540 is located in a space defined between the first limiting groove 421 and the first limiting protrusion 411, so that the second roller 540 is prevented from shaking in the first limiting groove 421, and the stability is improved; when the drawer 300 is disassembled, the second roller 540 needs to move forward out of the first limit groove 421 along the front inclined surface 4212. The vertical plane of the rear end of the first limiting protrusion 411 is located behind the first limiting groove 421, that is, when the drawer 300 is pulled out, the second roller 540 first contacts the first inclined surface of the first limiting protrusion 411 to apply a downward force to the second roller 540, and then due to the inertia of the drawer 300 moving forward, the second roller 540 will slightly continue to advance, and reach the first limiting groove 421, and move along the rear inclined surface 4211 of the first limiting groove 421, until the second roller 540 contacts the front inclined surface 4212 of the limiting groove 421, the second roller 540 is stopped from continuing to move forward, so that the drawer 300 stops; therefore, the first limiting protrusion 411 is arranged to enable the second roller 540 to stably move when entering the first limiting groove 421, so that the drawer 300 is prevented from shaking and cannot move backwards, a stable state is achieved, and especially the left-right shaking amplitude is greatly reduced. The front side inclined surface 4212 and the rear side inclined surface 4211 may be inclined planes or inclined arc surfaces.
Referring to fig. 9, the second rail is provided with a second upper rib 510 and a second lower rib 520 which are protruded outward and arranged in parallel, and a second guide groove 530 between the second upper rib 510 and the second lower rib 520, and the first roller 440 is provided on the first rail assembly 400; when the drawer 300 is installed, the first roller 440 is located in the second guide groove 530. The second roller 540 is disposed at the rear of the second rail assembly 500, the first roller 440 is disposed at the front of the first rail assembly 400, and two rollers are disposed in the guide grooves of the first rail assembly 400 and the second rail assembly 500, which is beneficial to increase the stability of the drawing movement of the drawer 300.
In order to increase the limitation when the drawer 300 is opened to the maximum state, a second limiting protrusion 511 which is convex downwards and used for limiting is arranged on the second upper convex rib 510, and the second limiting protrusion 511 is a trapezoidal protrusion; when the drawer 300 is drawn out to the maximum, the first roller 440 is stopped at the front side of the second restricting protrusion 511. Through setting up protruding muscle 510 on the second, increase and reach the spacing when drawing out the maximum state to drawer 300, avoid second rail set 500 and first rail set 400's direct break away from, also avoid rocking of drawer, increase the stability of drawer 300 state.
The second guide rail assembly 500 can be made of sheet metal parts, so that the supporting strength is increased, and the production cost is reduced; first rail assembly 400 is an injection molded part. However, the second limit projection 511 may generate noise when it hits the first roller 440, and thus a shock-absorbing pad 550 is disposed on the front side inclined surface of the second limit projection 511; when the drawer 300 is pulled out to the maximum state, the shock absorbing pad 550 contacts with the first roller 440, which is beneficial to reducing noise.
Referring to fig. 9, the first rail assembly 400 and the second rail assembly 500 are nested with each other, the first upper rib 410 or the first lower rib 420 of the first rail assembly 400 is located in the second guide groove 530, and the second upper rib 510 or the second lower rib 520 of the second guide groove 500 is movably located in the first guide groove 430. Preferably, the first upper rib 410 of the first rail assembly 400 is disposed in the second guide groove 530, and the second lower rib 520 of the second guide groove 500 is movably disposed in the first guide groove 430; the size of the left and right direction after the first guide rail assembly 400 and the second guide rail assembly 500 are assembled is reduced, and the support strength and the stability of the guide rail structure are improved. Of course, the height of the second lower rib 520 is smaller than the height of the first guide groove 430, and the height refers to the dimension in the up-down direction, that is, the second lower rib 520 is located in the first guide groove 430, but the second lower rib 520 does not contact with the groove wall of the first guide groove 430. The height of the first upper rib 410 is smaller than that of the second guide groove 530, and the first upper rib 410 is located in the second guide groove 530, but the first upper rib 410 does not contact with the groove wall of the second guide groove 530.
The second rail assembly 500 extends out of the drawer 300 rearward, and the second roller 540 is installed at a lower portion of the rear end of the second rail assembly 500; all be provided with second rail set spare 500 in the left and right sides of drawer 300, be provided with transverse connecting rod 600 between two second rail set spares 500, be favorable to increasing second rail set spare 500's structural strength, avoid second rail set spare 500's deformation, transverse connecting rod 600 is located the rear of drawer 300.
Referring to fig. 6, the first lower rib 420 has a first guide surface 422 extending downward and forward obliquely, and the first upper rib 410 has a second guide surface 412 extending upward and forward obliquely, at the front portion thereof, which facilitates guiding the second roller 540 to be installed in the first guide groove 430 by providing the first guide surface 422 and the second guide surface 412. The rear end of the first guide surface 422 is flush with the front end of the second guide surface 412, and the first roller 440 is located in front of the first upper bead 410 and above the first guide surface 422.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention. However, any simple modification, equivalent change and modification made to the above embodiments according to the technical substance of the present invention still belong to the protection scope of the technical solution of the present invention.
Claims (10)
1. A refrigerator comprises a storage chamber and a drawer which is arranged in the storage chamber in a drawing mode, wherein a guide rail structure is arranged between the inner wall of the storage chamber and the drawer and comprises a first guide rail assembly and a second guide rail assembly, the first guide rail assembly is arranged on the inner wall of the storage chamber, the second guide rail assembly is arranged on the outer side of the drawer and comprises a first guide rail, the first guide rail is provided with a first upper convex rib and a first lower convex rib which are arranged in parallel and protrude inwards, a first guide groove is formed between the first upper convex rib and the first lower convex rib, the second guide rail assembly comprises a second guide rail and a second roller wheel installed on the second guide rail, and the second roller wheel can slide along the first guide groove; the drawer is characterized in that a first limiting groove for limiting the second idler wheel is arranged on the part, close to the outer side of the storage chamber, of the first lower convex rib, a first limiting protrusion which is convex downwards is arranged on the first upper convex rib, and when the drawer is opened to the maximum state, the second idler wheel is limited in a space between the first limiting groove and the first limiting protrusion.
2. The refrigerator of claim 1, wherein the first stopper groove includes a front side inclined surface and a rear side inclined surface, the front side inclined surface having a slope greater than a slope of the rear side inclined surface, and a projected position of the first stopper protrusion is located in the rear side inclined surface.
3. The refrigerator as claimed in claim 1, wherein the first stopper protrusion is a trapezoidal protrusion including a bottom surface disposed in parallel with an extending direction of the first upper protrusion, a first inclined surface extending rearward and upward along the bottom surface, and a second inclined surface extending forward and upward along the bottom surface, and an inclination of the first inclined surface is smaller than an inclination of the second inclined surface.
4. The refrigerator according to any one of claims 1 to 3, wherein the first rail assembly further comprises a first roller located at a front side of the first rail, the second rail is provided with second upper and lower ribs protruding outward in parallel, and a second guide groove located between the second upper and lower ribs, and the first roller is slidable along the second guide groove.
5. The refrigerator according to claim 4, wherein a downwardly convex second stopper protrusion for stopper is provided on the second upper protrusion, and when the drawer is drawn out to the maximum, the first roller is stopped at a front side of the second stopper protrusion.
6. The refrigerator as claimed in claim 5, wherein the second stopper protrusion is a trapezoidal protrusion, and a front side inclined surface of the second stopper protrusion is provided with a shock-absorbing pad.
7. The refrigerator according to any one of claims 1 to 3, wherein second rails are provided at both left and right sides of the drawer, and a transverse link is provided between the two second rails.
8. The refrigerator according to claim 4, wherein the front portion of the first lower bead has a first guide surface extending downward and forward inclined, and the front portion of the first upper bead has a second guide surface extending upward and forward inclined.
9. The refrigerator of claim 8, wherein the first roller is positioned in front of the first upper bead and above the first guide surface.
10. The refrigerator of claim 8, wherein the projection of the second guide surface is located rearward of the first guide surface.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920495749.6U CN210399644U (en) | 2019-04-12 | 2019-04-12 | A kind of refrigerator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920495749.6U CN210399644U (en) | 2019-04-12 | 2019-04-12 | A kind of refrigerator |
Publications (1)
Publication Number | Publication Date |
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CN210399644U true CN210399644U (en) | 2020-04-24 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201920495749.6U Active CN210399644U (en) | 2019-04-12 | 2019-04-12 | A kind of refrigerator |
Country Status (1)
Country | Link |
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CN (1) | CN210399644U (en) |
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2019
- 2019-04-12 CN CN201920495749.6U patent/CN210399644U/en active Active
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