CN211120241U

CN211120241U - Refrigerator with a door

Info

Publication number: CN211120241U
Application number: CN201921811139.9U
Authority: CN
Inventors: 李利云
Original assignee: Hisense Shandong Refrigerator Co Ltd
Current assignee: Hisense Shandong Refrigerator Co Ltd
Priority date: 2019-10-25
Filing date: 2019-10-25
Publication date: 2020-07-28
Anticipated expiration: 2029-10-25

Abstract

The utility model discloses a refrigerator, which comprises a refrigerator body and a door body; the box body forms a storage space, and the door body is used for opening or closing the box body; the door shelf is arranged on the inner side of the door body; further comprising: the lifting mechanism is used for enabling the door shelf to slide up and down relative to the door body; it includes: the device comprises a driving part, a transmission part and an execution part; the driving part horizontally slides relative to the door body, and the executing part is fixedly connected with the door shelf; the horizontal movement of the driving part is converted into the vertical sliding of the executing part through the transmission part. Realize the lift of door shelf through elevating system, its convenient operation specifically, through promoting the drive division horizontal slip, and then drive transmission portion and execution portion, make the vertical slip of execution portion, and then drive the vertical slip of door shelf, realize the lift operation of door shelf, when adjusting door shelf height, need not to clear away the article on the door shelf, can directly stir the drive division, realize altitude mixture control, simplified user operation step, convenient operation.

Description

Refrigerator with a door

Technical Field

The utility model relates to a refrigeration plant technical field especially relates to a refrigerator.

Background

When the user used the refrigerator, probably need place highly great article on cold-stored door, original door shelf interval can not satisfy user's demand, and general way increases extra fender muscle in door courage both sides and is used for user's adjustment door shelf height, before the adjustment height, need clear away the article on the door shelf, takes off the door shelf and puts the adjusting position on, the operation is inconvenient.

SUMMERY OF THE UTILITY MODEL

Based on this, the to-be-solved technical problem of the utility model is to provide a refrigerator that door shelf lift is easy and simple to handle.

In order to realize the purpose of the utility model, the utility model adopts the following technical scheme to realize:

a refrigerator, comprising:

a box body and a door body; the box body forms a storage space, and the door body is used for opening or closing the box body;

the door shelf is arranged on the inner side of the door body;

further comprising:

the lifting mechanism is used for enabling the door shelf to slide up and down relative to the door body; it includes: the device comprises a driving part, a transmission part and an execution part;

the driving part horizontally slides relative to the door body, and the executing part is fixedly connected with the door shelf; the horizontal movement of the driving part is converted into the vertical sliding of the executing part through the transmission part.

In one embodiment, the transmission portion includes:

the belt wheel transmission mechanism, the turbine worm transmission mechanism and the gear rack transmission mechanism are in transmission connection with each other;

wherein a transmission belt in the belt wheel transmission mechanism is connected with the driving part; a worm in the worm wheel and worm rod transmission mechanism is coaxial and fixedly connected with a transmission wheel in the belt wheel transmission mechanism; the helical gear in the turbine worm transmission mechanism is in transmission connection with the straight gear in the gear rack transmission mechanism through a transition gear; and a rack in the gear rack transmission mechanism is fixedly connected with the executing part.

In one embodiment, the worm and a driving wheel coaxially arranged with the worm are of an integral structure, a transmission belt in the belt wheel transmission mechanism is a tooth-shaped transmission belt, and the driving wheel is correspondingly provided with a tooth shape meshed with the transmission belt.

In one embodiment, the transition gear is a sector gear, the transition gear is coaxially and fixedly connected with the helical gear, and the transition gear is meshed with the spur gear.

In one embodiment, the driving part is a shifting block, the shifting block is fixedly connected with the outer side surface of the transmission belt, and after the shifting block is triggered to slide horizontally, the transmission belt drives the rotating wheel to rotate.

In one embodiment, the actuating part is a support bar integrally formed with the rack, and the support bar is fixed to the rear side of the door shelf.

In one embodiment, the door shelf is provided with a slot, the support rod is horizontally arranged, one end of the support rod is connected with the top end of the rack, the other end of the support rod is provided with a protruding structure protruding towards two sides, and the protruding structure is inserted into the slot of the door shelf for fixing.

In one embodiment, the lifting mechanism further comprises an outer shell for accommodating the lifting mechanism, a slot is formed in the top of the outer shell, and the top of the rack extends out of the slot and is fixedly connected with the door shelf.

In one embodiment, the outer shell is arranged in a foaming layer of a door body, and a horizontal sliding groove for inserting the driving part is formed in an inner container of the door body.

In one embodiment, the two sides of the door body are vertically provided with elongated liner ribs, the two sides of the door shelf are provided with grooves which are communicated up and down, the liner ribs are arranged in the grooves, and the door shelf can move up and down along the liner ribs.

Compared with the prior art, the utility model discloses an advantage is with positive effect:

above-mentioned refrigerator realizes the lift of door shelf through elevating system, and its convenient operation, specifically, through promoting the drive division horizontal slip, and then drives transmission portion and execution portion, makes the vertical slip of execution portion, and then drives the vertical slip of door shelf, realizes the lift operation of door shelf, when adjusting door shelf height, need not to clear away the article on the door shelf, can directly stir the drive division, realizes altitude mixture control, has simplified user operation step, convenient operation.

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

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural view of the refrigerator of the present invention;

fig. 2 is a schematic structural view of a door body, a door shelf and a lifting mechanism in the refrigerator of the present invention;

FIG. 3 is a schematic structural view of a door shelf and a lifting mechanism in the refrigerator of the present invention;

fig. 4 is an exploded view of the lifting mechanism in the refrigerator of the present invention;

FIG. 5 is a schematic view of the inside of the door body in the refrigerator of the present invention;

description of reference numerals:

a refrigerator 1;

a storage chamber 100; a freezing chamber 100A; a refrigerating compartment 100B;

a door body 200; a freezing chamber door 200A; a refrigerating chamber door body 200B;

a bladder rib 210; a horizontal chute 220;

a door shelf 400; a recess 410; a slot 420;

a lifting mechanism 500; a dial block 510; a transmission belt 521;

transmission wheels

522, 523; a worm 530; a bevel gear 540; a transition gear 550; a spur gear 560; a rack 570; a support bar 580; the bump structures 581;

an outer case 600; a slot 610.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings and embodiments.

It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1 to 5, an embodiment of the refrigerator of the present invention is shown.

FIG. 1 is a perspective view of one embodiment of a refrigerator according to the present invention; referring to fig. 1, the refrigerator 1 of the present embodiment has an approximately rectangular parallelepiped shape. The 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. Referring to fig. 1, the door 200 includes a door outer shell located outside the storage chamber 100, a door inner located inside the storage chamber 100, an upper end cover, a lower end cover, and a heat insulating layer located between the door outer shell, the door inner, the upper end cover, and the lower end cover; typically, the thermal insulation layer is filled with a foam material.

The storage chamber 100 has an open cabinet, and the storage chamber 100 is vertically partitioned into a lower freezer compartment 100A and an upper refrigerator compartment 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.

As shown in fig. 2, the two sides of the door body 200 are provided with vertical strip-shaped liner ribs 210, as shown in fig. 3, the two sides of the door shelf 400 are provided with grooves 410 which are communicated up and down, the liner ribs 210 are arranged in the grooves 410, and the door shelf 400 can move up and down along the liner ribs 210. The door body 200 is provided with a lifting mechanism 500, and the lifting mechanism 500 is used for enabling the door shelf 400 to slide up and down relative to the door body 200. Specifically, referring to fig. 4, the lifting mechanism 500 includes a driving part, a transmission part, and an execution part. Wherein, the driving part slides horizontally relative to the door body 200, and the executing part is fixedly connected with the door shelf; the horizontal movement of the driving part is converted into the vertical sliding of the executing part through the transmission part.

Foretell refrigerator, realize the lift of door shelf 400 through elevating system 500, its convenient operation, specifically, through promoting the drive division horizontal slip, and then drive transmission portion and execution portion, make the vertical slip of execution portion, and then drive the vertical slip of door shelf 400, realize the lift operation of door shelf 400, when adjusting door shelf height, need not to clear away the article on the door shelf, can directly stir the drive division, realize the altitude mixture control, simplified user operation step, convenient operation.

Specifically, the transmission part comprises a belt wheel transmission mechanism, a worm gear transmission mechanism and a gear rack transmission mechanism which are in transmission connection with each other. The belt wheel transmission mechanism comprises two

transmission wheels

522 and 523 and a transmission belt 521, and the transmission belt 521 in the belt wheel transmission mechanism is connected with the driving part. The worm gear and worm transmission mechanism comprises a worm 530 and a helical gear 540 which are meshed with each other, and the worm 530 in the worm gear and worm transmission mechanism is coaxial with and fixedly connected with a transmission wheel 523 in the belt wheel transmission mechanism. The rack and pinion gear includes a spur gear 560 and a rack 570 that mesh. The helical gear 540 of the worm gear and worm drive is in driving connection with the spur gear 560 of the rack and pinion drive via a transition gear 550. The rack 570 in the rack-and-pinion transmission mechanism is fixedly connected with the executing part.

The driving part is a shifting block 510, the shifting block 510 is fixedly connected with the outer side surface of the transmission belt 521, and after the shifting block 510 is triggered to slide horizontally, the transmission belt 521 drives the rotating wheel to rotate.

The actuating part is a support bar 580 integrally formed with the rack 570, and the support bar 580 is fixed to the rear side of the door shelf 400.

The working principle of the transmission part is as follows: belt 521 is disposed horizontally and worm 530 and rack 570 are disposed vertically. The shifting block 510 drives the worm 530 to axially rotate through the transmission belt 521 and the transmission wheel, the worm 530 drives the helical gear 540 and the transition gear 550 to rotate, the transition gear 550 further drives the spur gear 560 to rotate, and the spur gear 560 drives the rack 570 to move up and down. The rack 570 is fixedly connected to the door shelf 400 through the actuating portion, and the up-and-down movement of the rack 570 drives the up-and-down movement of the door shelf 400, thereby realizing the up-and-down operation of the door shelf 400.

By pushing the shifting block 510 to slide left and right, after the speed and direction of the worm 530, the helical gear 540, the straight gear 560, the transition gear 550 and the rack 570 are changed, an upward or downward force is applied to the rack 570, so that the door shelf 400 is driven to ascend and descend; when the user stops the operation by transmitting the pushing force through the worm 530 and the bevel gear 540, the door shelf 400 can be suspended at the current position due to the self-locking characteristic of the worm 530 and the bevel gear 540.

In this embodiment, the worm 530 and the driving wheel 523 coaxially disposed thereon are an integral structure, that is, the bottom end of the worm 530 is sleeved in the driving belt 521 and is in driving connection with the driving belt 521. The belt 521 in the pulley transmission mechanism is preferably a toothed belt, i.e. the working surface of the belt 521 is toothed, the surface of the rim of the transmission wheel 522 is also made into corresponding toothed shape, and the bottom end of the worm 530 is also provided with toothed shape to mesh with the belt 521. The toothed transmission belt 521 has a compact structure, good wear resistance and accurate transmission ratio, and is convenient for users to adjust the height of the door shelf 400.

Preferably, the transition gear 550 is a sector gear, the transition gear 550 is coaxially and fixedly connected with the helical gear 540, and the transition gear 550 is engaged with the spur gear 560. The speed change adjustment is achieved by providing a transition gear 550.

As shown in fig. 3, a slot 420 is formed on a rear side surface of the door shelf 400, a support rod 580 is horizontally disposed, one end of the support rod 580 is connected to a top end of the rack 570, and the other end thereof is inserted into the slot 420 to be fixed. In order to stably connect the door shelf 400 and the support rod 580, a protrusion 581 protruding towards both sides is provided at the other end of the support rod 580, the slot 420 of the door shelf 400 is matched with the shape of the protrusion 581, and the protrusion 581 of the support rod 580 is inserted into the slot 420 of the door shelf 400 and fixed.

Referring to fig. 3 and 4, the lifting mechanism 500 is accommodated in the outer casing 600, and is assembled into a whole through the outer casing 600, the outer casing 600 is disposed in the foamed layer of the door body 200, and the inner container of the door body 200 is provided with a horizontal chute 220 for inserting the shifting block 510. The top of the outer case 600 is provided with a slot 610, and the top of the rack 570 extends out of the slot to be fixedly connected with the door shelf 400. The overall assembly of the lifting mechanism 500 is facilitated by arranging the outer shell 600, and meanwhile the lifting mechanism 500 and the outer shell 600 can be embedded in the door body 200, as shown in fig. 2 and 5, only the shifting block 510 is exposed for shifting operation, so that the attractiveness of the appearance of a product is ensured.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or that equivalents may be substituted for elements thereof; such modifications and substitutions do not depart from the spirit and scope of the present invention, which is claimed.

Claims

1. A refrigerator, comprising:

the door shelf is arranged on the inner side of the door body;

it is characterized by also comprising:

2. The refrigerator according to claim 1, wherein the transmission part comprises:

3. The refrigerator as claimed in claim 2, wherein the worm is integrally formed with a driving wheel coaxially disposed thereon, the driving belt of the pulley driving mechanism is a toothed driving belt, and the driving wheel is correspondingly disposed with a tooth form to engage with the driving belt.

4. The refrigerator as claimed in claim 2, wherein the transition gear is a sector gear, the transition gear is coaxially and fixedly connected with the helical gear, and the transition gear is engaged with the spur gear.

5. The refrigerator as claimed in claim 2, wherein the driving part is a shifting block, the shifting block is fixedly connected with the outer side surface of the transmission belt, and the transmission belt drives the transmission wheel to rotate after the shifting block is triggered to slide horizontally.

6. The refrigerator of claim 2, wherein the actuating portion is a support bar integrally formed with the rack, the support bar being fixed to a rear side of the door shelf.

7. The refrigerator as claimed in claim 6, wherein the door shelf is formed with a slot, the support bar is horizontally disposed, one end of the support bar is connected to a top end of the rack, and the other end of the support bar has a protrusion structure protruding to both sides, and the protrusion structure is inserted into the slot of the door shelf to be fixed.

8. The refrigerator as claimed in any one of claims 2 to 7, further comprising an outer housing for accommodating the lifting mechanism, wherein a slot is provided at the top of the outer housing, and the top of the rack extends out of the slot to be fixedly connected with the door shelf.

9. The refrigerator according to claim 8, wherein the outer shell is disposed in a foam layer of a door body, and a horizontal sliding groove for inserting the driving part is formed in an inner container of the door body.

10. The refrigerator according to claim 1, wherein elongated liner ribs are vertically arranged on two sides of the door body, grooves which are communicated up and down are formed in two sides of the door shelf, the liner ribs are arranged in the grooves, and the door shelf can move up and down along the liner ribs.