CN212409168U - A kind of refrigerator - Google Patents

Abstract

The utility model discloses a refrigerator relates to storage facilities technical field, invents for solving prior art's fan can not keep balance, leads to the noise too big. The refrigerator comprises a refrigerator body, wherein a storage chamber is arranged inside the refrigerator body; the air duct cover plate and the rear wall of the storage chamber form an air duct; the fan is arranged in the air channel and comprises a body and a plurality of fixed blocks which are fixed on the body and distributed around the rotating center of the body; the pre-positioning assembly is arranged between the fixed block and the air duct cover plate and used for preventing the fixed block from moving along the direction parallel to the air duct cover plate; the fixing ring is sleeved on the body, the fixing block is arranged between the fixing ring and the air duct cover plate, the fixing ring is connected with the air duct cover plate to prevent the fixing block from moving towards the direction away from the air duct cover plate. The utility model discloses a refrigerator is used for storing to eat the material.

Description

A kind of refrigerator

Technical Field

The utility model relates to a storage facilities technical field especially relates to a refrigerator.

Background

The refrigerator is the electrical apparatus product of common use among the daily life, and current refrigerator is the air-cooled refrigerator mostly, refrigerates through the fan air supply in the refrigerator, and prior art evenly sets up a plurality of fixed blocks around the rotation center of fan on the shell of fan, then, with the fixed block through the screw with the gasket be fixed in on the inside wind channel apron of box.

However, the screws need to be tightened by a manual or electric tool, and in the process of tightening the screws, since the locking force of each screw to the corresponding fixed block cannot be ensured to be the same, the locking force of some fixed blocks is large, the compression degree is large, and further the fixed blocks of the fan cannot be in the same plane, so that the fan cannot be balanced, when the fan cannot be balanced, large noise is generated in the rotation process of the fan, and eddy current may be generated, and the air supply efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

An embodiment of the utility model provides a refrigerator, when being fixed in the fan on the wind channel apron, can make fan keep balance to noise reduction avoids the vortex to produce, improves air supply efficiency.

In order to achieve the above object, the embodiments of the present invention adopt the following technical solutions:

the embodiment of the utility model provides a refrigerator, which comprises a refrigerator body, wherein a storage chamber is arranged inside the refrigerator body; the air duct cover plate and the rear wall of the storage chamber form an air duct; the fan is arranged in the air channel and comprises a body and a plurality of fixed blocks which are fixed on the body and distributed around the rotating center of the body; the pre-positioning assembly is arranged between the fixed block and the air duct cover plate and used for preventing the fixed block from moving along the direction parallel to the air duct cover plate; the fixing ring is sleeved on the body, the fixing block is arranged between the fixing ring and the air duct cover plate, the fixing ring is connected with the air duct cover plate to prevent the fixing block from moving towards the direction away from the air duct cover plate.

The embodiment of the utility model provides a refrigerator, install the fixed block of fan on the wind channel apron through the prepositioning subassembly, prevent that the fan is along being on a parallel with the direction removal of wind channel apron, then locate on the body of fan through solid fixed ring cover, make the fixed block be in between solid fixed ring and the wind channel apron, gu fixed ring and wind channel apron interconnect, thereby can prevent the fixed block of fan to the direction removal of keeping away from the wind channel apron, prevent the fan promptly to the direction removal of keeping away from the wind channel apron, because a plurality of fixed blocks all set up between solid fixed ring and wind channel apron, gu fixed ring can compress tightly a plurality of fixed blocks simultaneously promptly, therefore, the packing force that each fixed block received is the same, thereby can make the fan wholly keep balance, noise reduction, avoid producing the.

Drawings

Fig. 1 is a schematic structural view of a refrigerator according to an embodiment of the present invention;

fig. 2 is an exploded view of an air duct cover plate, a fan and a fixing ring of a refrigerator according to an embodiment of the present invention;

fig. 3 is a front view of an air duct cover plate, a fan and a fixing ring of a refrigerator according to an embodiment of the present invention;

fig. 4 is a schematic view of a partial structure of a first viewing angle of a fan of a refrigerator according to an embodiment of the present invention, the fan being mounted on a wind belt cover plate;

fig. 5 is a schematic view of a second view angle partial structure of a fan of a refrigerator according to an embodiment of the present invention, the fan being mounted on a wind belt cover plate;

fig. 6 is a first perspective view of a fan of a refrigerator according to an embodiment of the present invention;

fig. 7 is a schematic view of a partial structure of an air duct cover plate of a refrigerator according to an embodiment of the present invention;

fig. 8 is a schematic view of a partial structure of a first viewing angle of a fan, a fixing ring and an air duct cover plate of a refrigerator according to an embodiment of the present invention;

fig. 9 is a partial structural diagram of a second view angle of the fan, the fixing ring and the air duct cover plate of the refrigerator according to the embodiment of the present invention;

fig. 10 is a first perspective view of a fixing ring of a refrigerator according to an embodiment of the present invention;

fig. 11 is a partial schematic view of a first view angle of a connection structure between a fixing ring and an air duct cover plate of a refrigerator according to an embodiment of the present invention;

fig. 12 is a partial schematic view of a second view angle of a connection structure between a fixing ring and an air duct cover plate of a refrigerator according to an embodiment of the present invention;

fig. 13 is a front view of the fixing ring and the fan of the refrigerator according to the embodiment of the present invention mounted on the air duct cover plate (the clamping plate is not inserted into the clamping hole);

fig. 14 is a front view of the fixing ring and the fan of the refrigerator according to the embodiment of the present invention mounted on the air duct cover plate (the clamping plate is inserted into the clamping hole);

fig. 15 is a second perspective view of the fixing ring of the refrigerator according to the embodiment of the present invention.

Reference numerals: 100. a box body; 101. a storage chamber; 101A, a freezing chamber; 101B, a refrigerating chamber; 200. a door body; 200A, a freezing chamber door; 200B, a refrigerating chamber door; 300. an air duct cover plate; 310. a clamping and connecting plate; 320. a connecting plate; 330. a limiting key; 340. a limiting plate; 350. a positioning column; 400. a fan; 410. a fixed block; 420. positioning holes; 430. a body; 500. a fixing ring; 510. a clamping hole; 520. a protrusion; 530. a limiting hole; 540. a chute; 550. a bevel.

Detailed Description

The following describes a refrigerator provided by an embodiment of the present invention in detail with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.

The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Fig. 1 is a perspective view of a specific implementation manner of a refrigerator provided by an embodiment of the present invention, and the refrigerator provided by the embodiment of the present invention has a rectangular parallelepiped shape. The external appearance of the refrigerator is defined by a storage chamber 101 defining a storage space and a plurality of door bodies 200 provided in the storage chamber 101. The storage chamber 101 is a cabinet 100 having an opening, the storage chamber 101 is vertically partitioned into a lower freezing chamber 101A and an upper refrigerating chamber 101B, and each of the partitioned spaces may have an independent storage space.

In detail, the freezing chamber 101A is defined at a lower side of the storage chamber 101 and may be selectively covered by a drawer type freezing chamber door 200A. The space defined above the freezing chamber 101A is partitioned into left and right sides to define the refrigerating chamber 101B, respectively. The refrigerating compartment 101B is selectively opened or closed by a refrigerating compartment door 200B pivotably mounted on the refrigerating compartment 101B.

The embodiment of the present invention provides an air duct cover plate 300 disposed in the storage chamber 101, as shown in fig. 2 and 3, an air duct is formed between the air duct cover plate 300 and the rear wall of the storage chamber 101; a fan 400 is arranged in the air duct, and as shown in fig. 6, the fan 400 includes a body 430 and a plurality of fixing blocks 410 fixed on the body 430 and distributed around the rotation center of the body 430; a pre-positioning assembly is arranged between the fixing block 410 and the air duct cover plate 300, and the pre-positioning assembly is used for preventing the fixing block 410 from moving in a direction parallel to the air duct cover plate 300; as shown in fig. 8 and 9, the air conditioner further includes a fixing ring 500, the fixing ring 500 is sleeved on the body 430, the fixing block 410 is disposed between the fixing ring 500 and the air duct cover plate 300, and the fixing ring 500 is connected to the air duct cover plate 300 to prevent the fixing block 410 from moving in a direction away from the air duct cover plate 300.

The embodiment of the utility model provides a refrigerator, install the fixed block 410 of fan 400 on wind channel apron 300 through pre-positioning assembly, prevent fan 400 from along being on a parallel with the direction of wind channel apron 300 removes, then locate on the body 430 of fan 400 through the solid fixed ring 500 cover, make the fixed block 410 be in between wind channel apron 300 and the solid fixed ring 500, gu fixed ring 500 interconnects with wind channel apron 300, thereby can prevent the fixed block 410 of fan 400 from moving to the direction of keeping away from wind channel apron 300, namely prevent fan 400 from moving to the direction of keeping away from wind channel apron 300, because a plurality of fixed blocks 410 all set up between solid fixed ring 500 and wind channel apron 300, namely gu fixed ring 500 can compress tightly a plurality of fixed blocks 410 simultaneously, therefore, the packing force that each fixed block 410 received is the same, thereby can make fan 400 keep balance as a whole, reduce the noise that fan 400 produced in the work, and can avoid producing, the air supply efficiency is ensured.

The embodiment of the utility model provides a fixed ring 500 with through the mutual joint of joint subassembly between the wind channel apron 300, as shown in fig. 8, fig. 9, the joint subassembly is used for preventing fixed ring 500 is to keeping away from the direction removal of wind channel apron 300. When the clamping assembly is installed, the fan 400 is installed on the air duct cover plate 300 only, then the fixing ring 500 is sleeved on the body 430 of the fan 400, and finally the clamping assembly is clamped without fastening by other special tools, and the clamping assembly is also only required to be separated during disassembly, so that the installation and the disassembly are simpler and more convenient.

The clamping assembly provided by the embodiment of the present invention, as shown in fig. 2, fig. 7 and fig. 10, includes a clamping plate 310 disposed on the air duct cover plate 300 and a clamping hole 510 disposed on the fixing ring 500, the clamping plate 310 is fixedly connected with the air duct cover plate 300 through a connecting plate 320, the clamping plate 310 is parallel to the air duct cover plate 300, and the clamping plate 310 is disposed between the air duct cover plate 300 and the fixing ring 500, as shown in fig. 15, a protrusion 520 is disposed on a surface of the fixing ring 500 facing the air duct cover plate 300, and the clamping hole 510 is disposed on a surface of the protrusion 520 facing the clamping plate 310; or the joint subassembly including set up in gu fixed ring 500 is last joint board 310 with set up in joint hole 510 on the wind channel apron 300, joint board 310 is fixed in gu fixed ring 500 faces on the face of wind channel apron 300, joint board 310 with gu pass through between the fixed ring 500 connecting plate 320 fixed connection, joint board 310 with wind channel apron 300 is parallel, just joint board 310 set up in gu fixed ring 500 with between the wind channel apron 300, wind channel apron 300 orientation gu be provided with protruding 520 on the face of fixed ring 500, protruding 520 orientation the joint hole 510 has been seted up on the face of joint board 310. As shown in fig. 11 and 12, the first solution is adopted in the embodiment of the present invention, since the fastening plate 310 is disposed in a direction parallel to the air duct cover plate 300, and the fastening hole 510 is opened on the surface of the protrusion 520 formed on the fastening ring 500 facing the fastening plate 310, when installing, as shown in fig. 13, the fastening ring 500 is placed at the position where the fastening hole 510 corresponds to the fastening plate 310, and then the fastening ring 500 is rotated around the center of the fastening ring 500, as shown in fig. 14, the fastening plate 310 can be inserted into the fastening hole 510, so that the fastening ring 500 cannot move in a direction away from the air duct cover plate 300, that is, the fastening ring 500 and the air duct cover plate 300 are fixed to each other, so that the fixing block 410 of the fan 400 is fixed on the air duct cover plate 300, during the installation, the fastening of the fastening plate 310 and the fastening hole 510 can be fastened to each other only by rotating the fastening ring 500 in the opposite direction, and the fastening, excessive external force does not need to be applied to clamp the clamping plate 310 and the clamping hole 510 to be clamped or separated from each other, so that the overall installation difficulty is further reduced.

As shown in fig. 3 and 14, the clamping assemblies provided by the embodiments of the present invention are provided with multiple sets and are uniformly distributed around the rotation center of the fan 400. The clamping components are uniformly distributed around the rotation center of the fan 400, so that the balance of the connecting structure between the fixing ring 500 and the air duct cover plate 300 can be further improved, and the situation that the fixing ring 500 is not tightly connected with the air duct cover plate 300 due to the fact that the distance between two adjacent connecting points is too large, and the fan 400 cannot keep balance integrally is avoided.

As shown in fig. 2 and fig. 11, the embodiment of the present invention provides a fixing ring 500 and an air duct cover plate 300, between which a limiting component is further disposed, when the clamping plate 310 is inserted into the clamping hole 510, the limiting component is used to prevent the fixing ring 500 from rotating around its center. When the fixing ring 500 is mounted on the air duct cover plate 300 and the insertion plate 310 is inserted into the insertion hole 510, the fixing ring 500 can be prevented from rotating in the opposite direction by the limiting assembly, so that the fixing ring 500 is prevented from being separated from the air duct cover plate 300.

An embodiment of the utility model provides a spacing subassembly, as shown in fig. 3, 7, including being fixed in spacing key 330 on the wind channel apron 300, as shown in fig. 10, and fixed ring 500 orientation follow the perpendicular to on the face of wind channel apron 300 spacing hole 530 that the direction of wind channel apron 300 was seted up, as shown in fig. 13, 14, spacing key 330 set up in fixed ring 500 with between the wind channel apron 300, when rotating fixed ring 500's in-process, spacing key 330 is in on the motion trail of spacing hole 530, just fixed ring 500 with spacing key 330 mutual extrusion contact, work as joint board 310 inserts in the joint hole 510, spacing hole 530 rotate to with the position that spacing key 330 is relative, just spacing key 330 stretches into in the spacing hole 530. Through setting up spacing key 330 and spacing hole 530 at solid fixed ring 500 and wind channel apron 300, when the solid fixed ring 500 of installation, when making joint board 310 insert joint hole 510, spacing key 330 also stretches into in the spacing hole 530 to prevent in the use, solid fixed ring 500 rotates to opposite direction, lead to solid fixed ring 500 and wind channel apron 300 to separate, thereby further improve solid fixed ring 500 and wind channel apron 300's fixed connection, ensure that fan 400 installs stably.

It should be pointed out that, when needs dismantle solid fixed ring 500, only need slightly exert external force, make spacing key 330 break away from with spacing hole 530, can make solid fixed ring 500 rotate to opposite direction to the detachable solid fixed ring 500 and fan 400 of leaving, and the material of spacing key 330 also can adopt flexible material, more convenient to detach, consequently, the embodiment of the utility model provides a do not limit here to the material.

In some embodiments, as shown in fig. 3, 7 and 15, a sliding groove 540 is formed on a surface of the fixing ring 500 facing the air duct cover plate 300, the sliding groove 540 is a blind groove, the sliding groove 540 extends around the circumference of the fixing ring 500, the limiting hole 530 is located on an extending track of the sliding groove 540, when the fixing ring 500 is rotated, the limiting key 330 extends into the sliding groove 540 and slides along the sliding groove 540, and when the engaging plate 310 is inserted into the engaging hole 510, the limiting key 330 slides out of the sliding groove 540 and extends into the limiting hole 530. Stretch into the spout 540 through spacing key 330 in, can restrict solid fixed ring 500 pivoted movement track to when the installation, messenger's joint board 310 that can be more accurate inserts joint hole 510, and spacing key 330 stretches into in the spacing hole 530.

In some embodiments, as shown in fig. 7 and 15, an end surface of one end of the sliding groove 540 adjacent to the limiting hole 530 is an inclined surface 550, an included angle between the inclined surface 550 and a groove bottom of the sliding groove 540 is an obtuse angle, and when the clamping plate 310 is inserted into the clamping hole 510, the limiting key 330 slides out of the sliding groove 540 along the inclined surface 550 and extends into the limiting hole 530. One end of the sliding groove 540 close to the limiting hole 530 is set to be the inclined surface 550, so that the limiting key 330 can slide out of the sliding groove 540 along the inclined surface 550 and extend into the limiting hole 530, sliding resistance can be reduced, and the fixing ring 500 is more labor-saving to mount.

An embodiment of the utility model provides a prepositioning subassembly, as shown in fig. 2, fig. 4, including reference column 350 and locating hole 420, reference column 350 with one in the locating hole 420 set up in on the fixed block 410, another set up in on the wind channel apron 300, reference column 350 with the axis of locating hole 420 all is perpendicular to wind channel apron 300, reference column 350 inserts in the locating hole 420, in the embodiment of the utility model, as shown in fig. 3, fig. 7, reference column 350 set up in on the wind channel apron 300, as shown in fig. 6, locating hole 420 set up in on the fixed block 410, as shown in fig. 4, fig. 5, it is a plurality of reference column 350 is with a plurality of fixed block 410 one-to-one sets up, reference column 350 inserts in the locating hole 420. Through fixing a plurality of fixed blocks 410 on the body 430 of fan 400, and set up locating hole 420 on fixed block 410, set up a plurality of reference columns 350 with locating hole 420 one-to-one on the wind channel apron 300, thereby insert in the locating hole 420 through reference column 350, can realize the prepositioning between fan 400 and the wind channel apron 300, thereby can prevent fan 400 from removing along the direction that is on a parallel with wind channel apron 300, and because reference column 350 and locating hole 420 all are provided with a plurality ofly, make to have a plurality of tie points between fan 400 and the wind channel apron 300, can guarantee that fan 400 also can not rotate around a certain point, thereby can restrict fan 400 and remove along the direction that is on a parallel with wind channel apron 300.

As shown in fig. 3 and 7, an embodiment of the present invention provides that a plurality of perpendicular to limiting plates 340 are fixed on the air duct cover plate 300, as shown in fig. 4 and 5, a plurality of limiting plates 340 are provided with a plurality of fixing blocks 410, and the limiting plates 340 surround the fixing blocks 410. The limiting plates 340 are correspondingly arranged on each fixing block 410 on the air duct cover plate 300, and the positions of the fixing blocks 410 can be further limited through the limiting plates 340, so that the position of the fan 400 can be further limited, and the fan motor is prevented from moving in a direction parallel to the air duct cover plate 300 during installation.

It should be pointed out that in the embodiment of the present invention, the connecting plate 320 and the limiting plate 340 can be connected as a whole, and the surface of the connecting plate 320 facing the fan 400 and the edge of the body 430 of the fan 400 are attached to each other, that is, the surface of the connecting plate 320 facing the fan 400 is an arc surface, so as to further limit the position of the fan 400, and further improve the balance and stability of the fan 400.

In the description herein, particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

1. A refrigerator, characterized by comprising:

a cabinet having a storage chamber therein;

the air duct cover plate and the rear wall of the storage chamber form an air duct;

the fan is arranged in the air channel and comprises a body and a plurality of fixed blocks which are fixed on the body and distributed around the rotating center of the body;

the pre-positioning assembly is arranged between the fixed block and the air duct cover plate and used for preventing the fixed block from moving along the direction parallel to the air duct cover plate;

the fixing ring is sleeved on the body, the fixing block is arranged between the fixing ring and the air duct cover plate, the fixing ring is connected with the air duct cover plate to prevent the fixing block from moving towards the direction away from the air duct cover plate.

2. The refrigerator according to claim 1, wherein the fixing ring and the air duct cover plate are clamped with each other through a clamping assembly, and the clamping assembly is used for preventing the fixing ring from moving towards a direction away from the air duct cover plate.

3. The refrigerator according to claim 2, wherein the clamping assembly comprises a clamping plate arranged on the air duct cover plate and a clamping hole arranged on the fixing ring, the clamping plate is fixedly connected with the air duct cover plate through a connecting plate, the clamping plate is parallel to the air duct cover plate, the clamping plate is arranged between the air duct cover plate and the fixing ring, a protrusion is arranged on the surface, facing the air duct cover plate, of the fixing ring, and the clamping hole is formed on the surface, facing the clamping plate, of the protrusion;

or the joint subassembly including set up in solid fixed ring on the joint board with set up in joint hole on the wind channel apron, the joint board is fixed in solid fixed ring orientation on the face of wind channel apron, the joint board with pass through between the solid fixed ring connecting plate fixed connection, the joint board with the wind channel apron is parallel, just the joint board set up in gu fixed ring with between the wind channel apron, the wind channel apron orientation be provided with the arch on the face of solid fixed ring, protruding orientation seted up on the face of joint board the joint hole.

4. The refrigerator of claim 2, wherein the clamping assemblies are provided in a plurality of groups and are evenly distributed around a rotational center of the fan.

5. The refrigerator as claimed in claim 3, wherein a limiting component is further disposed between the fixing ring and the air duct cover plate, and when the clamping plate is inserted into the clamping hole, the limiting component is used for preventing the fixing ring from rotating around the center of the clamping hole.

6. The refrigerator according to claim 5, wherein the limiting component comprises a limiting key fixed on the air duct cover plate and a limiting hole formed in the face, facing the air duct cover plate, of the fixing ring in a direction perpendicular to the air duct cover plate, the limiting key is arranged between the fixing ring and the air duct cover plate, when the fixing ring is rotated, the limiting key is located on a motion track of the limiting hole, the fixing ring and the limiting key are in mutual pressing contact, when the clamping plate is inserted into the clamping hole, the limiting hole is rotated to a position opposite to the limiting key, and the limiting key is inserted into the limiting hole.

7. The refrigerator according to claim 6, wherein the fixing ring has a sliding groove formed on a surface thereof facing the air duct cover plate, the sliding groove is a blind groove, the sliding groove extends around a circumferential direction of the fixing ring, the limiting hole is located on an extending track of the sliding groove, the limiting key extends into the sliding groove and slides along the sliding groove when the fixing ring is rotated, and the limiting key slides out of the sliding groove and extends into the limiting hole when the engaging plate is inserted into the engaging hole.

8. The refrigerator according to claim 7, wherein an end surface of one end of the sliding groove adjacent to the limiting hole is an inclined surface, an included angle between the inclined surface and a groove bottom of the sliding groove is an obtuse angle, and when the clamping plate is inserted into the clamping hole, the limiting key slides out of the sliding groove along the inclined surface and extends into the limiting hole.

9. The refrigerator according to claim 1, wherein the pre-positioning assembly comprises a positioning column and a positioning hole, one of the positioning column and the positioning hole is disposed on the fixing block, the other of the positioning column and the positioning hole is disposed on the air duct cover plate, the axes of the positioning column and the positioning hole are perpendicular to the air duct cover plate, and the positioning column is inserted into the positioning hole.

10. The refrigerator according to any one of claims 1 to 9, wherein the plurality of fixing blocks are uniformly distributed around a rotation center of the body, a plurality of limiting plates perpendicular to the air duct cover plate are fixed on the air duct cover plate, the plurality of limiting plates and the plurality of fixing blocks are arranged in a one-to-one correspondence, and the limiting plates are arranged around the fixing blocks.

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