CN103292558A - Refrigerator shelf and refrigerator comprising same - Google Patents
Refrigerator shelf and refrigerator comprising same Download PDFInfo
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- CN103292558A CN103292558A CN2012100431272A CN201210043127A CN103292558A CN 103292558 A CN103292558 A CN 103292558A CN 2012100431272 A CN2012100431272 A CN 2012100431272A CN 201210043127 A CN201210043127 A CN 201210043127A CN 103292558 A CN103292558 A CN 103292558A
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- pole
- nut
- refrigerator shelf
- chute
- refrigerator
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Abstract
The invention provides a refrigerator shelf and a refrigerator comprising the same. The refrigerator shelf comprises a movable shelf and a lifting structure which is movably arranged below the movable shelf, wherein the lifting structure comprises a first horizontal connecting piece, a second horizontal connecting piece and a supporting rod, and two ends of the supporting rod are pivoted with the first horizontal connecting piece and the second horizontal connecting piece respectively; at least one of the first horizontal connecting piece and the second horizontal comprises a lead screw and a nut, and the lead screw is sleeved with the nut; threads matched with the nut are formed in the lead screw; and the lead screw is pivoted with the supporting rod through the nut. According to the refrigerator shelf and the refrigerator comprising the same, the distance between the movable shelf and a space below the movable shelf can be freely adjusted, the adjusting range is wide, the position can be adjusted at random, effective self-lock can be achieved, and the lead screw is sleeved with the nut, so that a tripping phenomenon cannot happen to the lead screw. The refrigerator shelf and the refrigerator comprising the same can be operated simply, and are safe and reliable.
Description
Technical field
The present invention relates to the refrigerator field, in particular to a kind of refrigerator shelf and comprise the refrigerator of this shelf.
Background technology
Refrigerator shelf on the market roughly is divided into following three types now:
Unadjustable formula when the space below the shelf is big inadequately, need be taken out the thing on the shelf shelf to be lifted down being placed on the top support again, thing is put again, and this structure has brought a lot of inconvenience and trouble for user's use.
Adjustable, this type of form is the shelf separated into two parts, be placed on after forward part is regulated the latter half shelf below, can lean against on the rear wall of refrigerator shelf is folding, this mode can be regulated certain space for the shelf below, but the space of regulating is limited, and can not lifting.
Liftable type, Liftable type shelf, for example patent CN01112021.5, can integral body move up and down shelf by regulating, the advantage of this type of shelf is to regulate the height of shelf effectively, for the laying for goods of below is saved the space, and can effectively utilize the effect of shelf.But this structure also exists the adjustable height deficiency, and shelf the shortcomings such as danger that leading screw is threaded off can occur when placing weight.
Summary of the invention
The present invention aims to provide a kind of refrigerator shelf and comprises the refrigerator of this shelf, the technical problem that leading screw is threaded off can occur to solve refrigerator shelf adjustable height deficiency in the prior art, to reach when placing weight.
To achieve these goals, according to an aspect of the present invention, a kind of refrigerator shelf is provided, comprise mobile shelving and be arranged at the lifting structure of mobile shelving below versatilely that lifting structure comprises the pole that first horizontal connector, second horizontal connector and two ends articulate with first horizontal connector and second horizontal connector respectively; At least one comprises leading screw and the nut that is set on the leading screw in first horizontal connector and second horizontal connector, and leading screw is provided with the screw thread that matches with nut, and leading screw articulates by nut and pole.
Further, first horizontal connector is leading screw, and second horizontal connector is base, but the nut straight line is connected on the mobile shelving upper end of pole and nut pivot joint, lower end and base pivot joint movably.
Further, the bottom surface of mobile shelving is provided with first chute; The compartment of terrain is provided with first slide block and flange on the lateral wall of nut, and first slide block cooperates installation with first chute, and the upper end of flange and pole articulates.
Further, screw thread is two-wire journey helical structure, and nut is provided with two-wire journey helical structure with matching with screw thread.
Further, leading screw is provided with the first opposite screw thread of hand of spiral and second screw thread; Nut comprises first nut and second nut, and first nut sleeve is located on first screw thread, and second nut sleeve is located on second screw thread; Pole comprises first pole and second pole, and the lower end of first pole and base articulate, and the flange of upper end and first nut articulates, and the lower end of second pole and base articulate, and the flange of upper end and second nut articulates; Leading screw, pole, nut and base respectively arrange one group below the mobile shelving two ends.
Further, do not intersect between first pole and second pole.
Further, first pole and second pole setting that crosses one another.
Further, middle part along continuous straight runs near its first end on the base is provided with second chute, middle part along continuous straight runs near its second end is provided with the 3rd chute, and the center with respect to base between second chute and the 3rd chute is symmetrical arranged at interval; The middle part of the middle part of first pole and second pole articulates, and the lower end of first pole and second chute articulate slidably, and the lower end of second pole and the 3rd chute articulate slidably.
Further, first end of base is provided with central shaft, and second end is provided with the 3rd chute, articulates by central shaft between first pole and the base, articulates slidably by the 3rd chute between second pole and the base; First pole is connected by second slide block with the middle part of second pole.
Further, the middle part of the middle part of first pole and second pole is provided with the recess that is bent to form, and the recess of first pole and second pole is connected relative to one another.
Further, fixedly install a synchronous pulley on first end of two leading screws respectively, between two synchronous pulleys synchronous band is installed.
Further, be with synchronously and be set with shifting block.
According to a further aspect in the invention, provide a kind of refrigerator, had refrigerator shelf, wherein, refrigerator shelf is above-mentioned refrigerator shelf.
The present invention is by arranging screw thread at leading screw, work as rotational lead screw, sheathed nut thereon is owing to the restriction that is subjected to pole can not rotate, therefore can move along leading screw, thereby drive pole rotation, and then regulate the height of mobile shelving, refrigerator shelf of the present invention can freely be regulated mobile shelving and its below space length, and to compare adjustable range bigger with patent CN01112021.5, more laborsaving, the position of adjusting can be any, effectively self-locking, and owing to be arranged with nut on the leading screw, and therefore, the leading screw phenomenon of can not threading off, the present invention is simple to operate, and is safe and reliable.
Description of drawings
The Figure of description that constitutes the application's a part is used to provide further understanding of the present invention, and illustrative examples of the present invention and explanation thereof are used for explaining the present invention, do not constitute improper restriction of the present invention.In the accompanying drawings:
Fig. 1 shows the perspective view of the embodiment one of refrigerator shelf of the present invention;
Fig. 2 shows the structural representation of embodiment one under disassembly status of refrigerator shelf of the present invention;
Fig. 3 shows the main TV structure schematic diagram of the embodiment one of refrigerator shelf of the present invention;
Fig. 4 shows the structural representation of the embodiment one of refrigerator shelf of the present invention, in addition, and the structure of not shown mobile shelving herein;
Fig. 5 shows the structural representation of the embodiment two of refrigerator shelf of the present invention, in addition, and the structure of not shown mobile shelving herein;
Fig. 6 shows the structural representation of the embodiment three of refrigerator shelf of the present invention; And
Fig. 7 shows the structural representation of the embodiment four of refrigerator shelf of the present invention, in addition, and the structure of not shown mobile shelving herein.
The specific embodiment
Need to prove that under the situation of not conflicting, embodiment and the feature among the embodiment among the application can make up mutually.Describe the present invention below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
As depicted in figs. 1 and 2, refrigerator shelf of the present invention comprises, mobile shelving 1, be positioned at the base 2 of mobile shelving 1 below, leading screw 4 and pole 3, wherein, leading screw 4 is provided with screw thread, and shown in Fig. 4-7, be arranged with the nut 7 that matches with screw thread on the screw thread, nut 7 is connected with the lower surface of mobile shelving 1; The upper end of pole 3 and nut 7 articulate, and lower end and base 2 articulate.Preferably, the screw thread on the leading screw 4 is two-wire journey helical structure, and nut 7 is provided with two-wire journey helical structure with matching with screw thread.
In the present invention by at leading screw 4 screw thread being set, when rotational lead screw 4, sheathed nut 7 thereon is owing to the restriction that is subjected to pole 3 and mobile shelving 1 can not rotate, just can move along the length direction of leading screw 4, rotate around the pivoting point of pole 3 with base 2 thereby drive pole 3, and then regulate the height of mobile shelving 1.
The present invention is except adopting above-mentioned structure, the two ends that can also adopt pole 3 all articulate by nut 7 and leading screw 4 or the structure that articulates by nut 7 and leading screw 4 of the lower end of pole 3 only, as long as can realize that rotation by pole 3 with the purpose of the height of regulating mobile shelving 1, repeats no more herein.
As a kind of preferred version, as shown in Figure 2, but nut 7 straight lines are connected on the mobile shelving 1 upper end of pole 3 and nut 7 pivot joints, lower end and base 2 pivot joints movably.Preferably, the bottom surface of mobile shelving 1 is provided with first chute; The compartment of terrain is provided with first slide block 711 and flange 712, the first slide blocks 711 cooperate installation with first chute on the lateral wall of nut 7, and flange 712 articulates with the upper end of pole 3.
As a kind of preferred version, as shown in Figure 2, in the refrigerator shelf of the present invention, leading screw 4 is provided with the first opposite screw thread 41 of hand of spiral and second screw thread 42, nut comprises first nut 71 and second nut 72, first nut 71 is set on first screw thread 41, and second nut 72 is set on second screw thread 42; Preferably, first screw thread 41 is left-handed two-wire journey structure, and second screw thread 42 is dextrorotation two-wire journey structure; First nut 71 and second nut 72 preferably are dextrorotation two-wire journey structure; Pole 3 comprises that the lower end of first pole 31 and second pole, 32, the first poles 31 and base 2 articulate, and the flange of upper end and first nut 71 articulates, and the lower end of second pole 32 and base 2 articulate, and the flange of upper end and second nut 72 articulates; Leading screw 4, pole 3, nut 7 and base 2 respectively arrange one group below mobile shelving 1 two ends.
As a kind of preferred version, as shown in Figure 2, in the refrigerator shelf of the present invention, fixedly install respectively on first end of two leading screws 4 to be equipped with between 5, two synchronous pulleys 5 of a synchronous pulley and be with 6 synchronously, be with synchronously and preferably be set with shifting block 61 on 6.And preferably, first end of leading screw 4 is provided with draw-in groove 44, and the madial wall of synchronous pulley 5 is provided with protuberance 51 as shown in Figure 3, and protuberance 51 is connected to draw-in groove 44 inside.
Specific embodiments of the invention are as follows:
Embodiment one:
Refrigerator shelf of the present invention comprises: mobile shelving 1 is placed on the shelf 12 of mobile shelving 1 top, be positioned at the base 2 of mobile shelving 1 below, leading screw 4, first pole 31 as shown in Figure 4 and second pole 32, wherein, the bottom surface of mobile shelving 1 is provided with first chute; The middle part of going up along its length of leading screw 4 is provided with polished rod 43, position along first end of leading screw 4 to first end of polished rod 43 is provided with first screw thread 41, first screw thread 41 is left-handed two-wire journey structure, and be arranged with first nut 71 with dextrorotation two-wire journey structure on it, position along second end of leading screw 4 to second end of polished rod 43 is provided with second screw thread 42, second screw thread 42 is dextrorotation two-wire journey structure, and be arranged with second nut 72 with dextrorotation two-wire journey structure on it, on the lateral wall of first nut 71 and on the lateral wall of second nut 72 all the compartment of terrain be provided with first slide block and flange, first slide block of the two all stretches into the first chute inside of mobile shelving 1; The lower end of first pole 31 and base 2 articulate by central shaft, the upper end articulates by central shaft with the flange of first nut 71, the lower end of second pole 32 and base 2 articulate by central shaft, the upper end articulates by central shaft with the flange of second nut 72, wherein, arranged in a crossed manner between first pole 31 and second pole 32.Leading screw 4 among the present invention, first pole 31, second pole 32, first nut 71, second nut 72 and base 2 respectively arrange one group below mobile shelving 1 two ends.First end of leading screw 4 is provided with draw-in groove 44; Refrigerator shelf also comprises synchronous pulley 5, and the excircle of synchronous pulley 5 is provided with engaging piece, synchronous pulley 5 one of each socket on two leading screws 4, and the madial wall of synchronous pulley 5 is provided with protuberance 51, and protuberance 51 is connected to draw-in groove 44 inside; Be equipped with between two synchronous pulleys 5 and be with 6 synchronously, synchronous pulley 5 and be with 6 synchronously between be connected with a joggle, be with 6 to be provided with shifting block 61 synchronously.
The present invention in use, shelf 12 is placed on the mobile shelving 1, when stirring shifting block 61, along with the movement of shifting block 61 transmission takes place with 6 synchronously, because the effect of engaging piece, synchronous pulley 5 rotates, and then the leading screw 4 that drives bottom, mobile shelving 1 two ends synchronously rotates, two leading screw 4 rotations drive first nut 71 and 72 motions of second nut that are assembled together with it, because being subjected to the restriction of pole and mobile shelving 1, first nut 71 and second nut 72 can not rotate, forms of motion is that first nut 71 and second nut 72 are respectively along leading screw 4 move toward one another or opposing moving, the athletic meeting of first nut 71 and second nut 72 drive first pole 31 and second pole 32 around its separately with the central shaft rotation of base 2 articulated sections, variation by angle, first pole 31 and second pole 32 will change with respect to the height of base 2, thereby realize the adjusting to mobile shelving 1 and shelf 12 height.
Among the present invention between the bottom of first pole 31 and the base 2 cooperate and the bottom of second pole 32 and base 2 between only cooperate all around the central shaft rotation of articulated section separately and do not slide, eliminated sliding friction, make the more steady strength of motion littler, the structure of refrigerator shelf of the present invention is more stable.
Embodiment two:
As shown in Figure 5, the structure of the refrigerator shelf of present embodiment and embodiment one are similar, and its difference only is not intersect between first pole 31 and second pole 32.
Refrigerator shelf of the present invention not only has the advantage of the structure among the embodiment one, and, do not have between first pole 31 and second pole 32 and cooperate, therefore reduced frictional dissipation to each other, more laborsaving when adjusting the height of mobile shelving 1.
Embodiment three:
As shown in Figure 6, the difference of the structure of the refrigerator shelf of present embodiment and embodiment one is, middle part along continuous straight runs near its first end on the base 2 is provided with second chute 21, be provided with near the middle part along continuous straight runs of its second end that the center with respect to base 2 is symmetrical arranged at interval between the 3rd chute 22, the second chutes 21 and the 3rd chute 22; The middle part of the middle part of first pole 31 and second pole 32 articulates, and the lower end of first pole 31 and second chute 21 articulate slidably, and the lower end of second pole 32 and the 3rd chute 22 articulate slidably.
The present invention in use, shelf 12 is placed on the mobile shelving 1, when stirring shifting block 61, along with the movement of shifting block 61 transmission takes place with 6 synchronously, because the effect of engaging piece, synchronous pulley 5 rotates, and then the leading screw 4 that drives bottom, mobile shelving 1 two ends synchronously rotates, two leading screw 4 rotations drive first nut 71 and 72 motions of second nut that are assembled together with it, because being subjected to the restriction of pole 3 and mobile shelving 1, first nut 71 and second nut 72 can not rotate, forms of motion is that first nut 71 and second nut 72 are respectively along leading screw 4 move toward one another or opposing moving, and then drive first pole 31 and second pole 32 respectively around the central shaft rotation that is connected the two, simultaneously because the lower end of first pole 31 is positioned at second chute 21, therefore they can also be in second chute, 21 slides within, the lower end of second pole 32 is positioned at the 3rd chute 22, therefore can also be in the 3rd chute 22 slides within, and then the variation by angle drives the variation with respect to the height of base 2 of first pole 31 and second pole 32, thereby realizes the adjusting to mobile shelving 1 and shelf 12 height.
Refrigerator shelf Stability Analysis of Structures of the present invention, steadily movable, and, because the lower end of first pole 31 and second pole 32 also can be moved along base 2 when rotating, and therefore, is requiring under mobile shelving 1 situation identical with the distance of base 2, structure of the present invention is compared with the structure that articulates by axle, the length of first pole 31 and second pole 32 can reduce relatively, has therefore reduced cost, and the space between mobile shelving and the fruit and vegetable box is more reasonable.
Embodiment four:
As shown in Figure 7, the difference of the structure of the refrigerator shelf of present embodiment and embodiment one is, first end of base 2 is provided with central shaft, second end is provided with the 3rd chute 22, articulate by central shaft between first pole 31 and the base 2, articulate slidably by the 3rd chute 22 between second pole 32 and the base 2; First pole 31 is connected by second slide block 8 with the middle part of second pole 32.
The present invention in use, shelf 12 is placed on the mobile shelving 1, when stirring shifting block 61, along with the movement of shifting block 61 transmission takes place with 6 synchronously, because the effect of engaging piece, synchronous pulley 5 rotates, and then the leading screw 4 that drives bottom, mobile shelving 1 two ends synchronously rotates, two leading screw 4 rotations drive first nut 71 and 72 motions of second nut that are assembled together with it, because being subjected to the restriction of pole 3 and mobile shelving 1, first nut 71 and second nut 72 can not rotate, forms of motion is that first nut 71 and second nut 72 are respectively along leading screw 4 move toward one another or opposing moving, thereby drive first pole 31 around the pivoting point rotation of itself and base 2, second pole 32 can be around the pivoting point rotation of itself and base 2, and can slide along the 3rd chute 22, and then the variation by angle drives the variation with respect to the height of base 2 of first pole 31 and second pole 32, thereby realizes the adjusting of mobile shelving 1 and shelf 12 height.
In order to prevent first pole 31 and the mutual interference mutually in motion process of second pole 32, the middle part of the middle part of first pole 31 and second pole 32 is provided with the recess that is bent to form, and the recess of first pole 31 and second pole 32 is connected relative to one another.
According to a further aspect in the invention, a kind of refrigerator that provides has refrigerator shelf, and wherein, refrigerator shelf is above-mentioned refrigerator shelf.
From above description, as can be seen, the present invention is by arranging screw thread at leading screw 4, when rotational lead screw 4, sheathed nut thereon is owing to the restriction that is subjected to pole 3 can not rotate, therefore can move along the length direction of leading screw 4, rotate thereby drive pole 3, and then regulate the height of mobile shelving 1.Refrigerator shelf of the present invention can freely be regulated mobile shelving 1 and its below space length, to compare adjustable range bigger, more laborsaving with patent CN01112021.5, and the position of adjusting can be any, effectively self-locking, and owing to be arranged with nut on the leading screw 4, therefore, leading screw 4 phenomenon of can not threading off, the present invention is simple to operate, safe and reliable, and shelf 12 is positioned over mobile shelving 1 top versatilely, and convenient the taking-up cleaned, and shelf 12 cooperates more stable with mobile shelving 1.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (13)
1. refrigerator shelf, comprise mobile shelving (1) and be arranged at the lifting structure of described mobile shelving (1) below versatilely that described lifting structure comprises the pole (3) that first horizontal connector, second horizontal connector and two ends articulate with described first horizontal connector and described second horizontal connector respectively;
At least one comprises leading screw (4) and is set in nut (7) on the described leading screw (4) in described first horizontal connector and described second horizontal connector, described leading screw (4) is provided with the screw thread that matches with described nut (7), and described leading screw (4) articulates by described nut (7) and described pole (3).
2. refrigerator shelf according to claim 1, it is characterized in that, described first horizontal connector is leading screw (4), described second horizontal connector is base (2), described nut (7) but straight line be connected movably on the described mobile shelving (1), the upper end of described pole (3) and described nut (7) articulate, and lower end and described base (2) articulate.
3. refrigerator shelf according to claim 2 is characterized in that,
The bottom surface of described mobile shelving (1) is provided with first chute;
The compartment of terrain is provided with first slide block (711) and flange (712) on the lateral wall of described nut (7), and described first slide block (711) cooperates installation with described first chute, and described flange (712) articulates with the upper end of described pole (3).
4. refrigerator shelf according to claim 3 is characterized in that, described screw thread is two-wire journey helical structure, and described nut (7) is provided with two-wire journey helical structure with described screw thread with matching.
5. refrigerator shelf according to claim 4 is characterized in that,
Described leading screw (4) is provided with opposite first screw thread (41) of hand of spiral and second screw thread (42);
Described nut (7) comprises first nut (71) and second nut (72), and described first nut (71) is set on described first screw thread (41), and described second nut (72) is set on described second screw thread (42);
Described pole (3) comprises first pole (31) and second pole (32), the lower end of described first pole (31) and described base (2) articulate, the upper end articulates with the flange of described first nut (71), the lower end of described second pole (32) and described base (2) articulate, and the flange of upper end and described second nut (72) articulates;
Described leading screw (4), described pole (3), described nut (7) and described base (2) respectively arrange one group in the below at described mobile shelving (1) two ends.
6. refrigerator shelf according to claim 5 is characterized in that, does not intersect between described first pole (31) and described second pole (32).
7. refrigerator shelf according to claim 5 is characterized in that, the setting that crosses one another of described first pole (31) and described second pole (32).
8. refrigerator shelf according to claim 7, it is characterized in that, the middle part along continuous straight runs that described base (2) is gone up near its first end is provided with second chute (21), middle part along continuous straight runs near its second end is provided with the 3rd chute (22), and the center with respect to described base (2) between described second chute (21) and described the 3rd chute (22) is symmetrical arranged at interval;
The middle part of the middle part of described first pole (31) and described second pole (32) articulates, the lower end of described first pole (31) and described second chute (21) articulate slidably, and the lower end of described second pole (32) and described the 3rd chute (22) articulate slidably.
9. refrigerator shelf according to claim 7, it is characterized in that, first end of described base (2) is provided with central shaft, second end is provided with the 3rd chute (22), articulate by central shaft between described first pole (31) and the described base (2), articulate slidably by described the 3rd chute (22) between described second pole (32) and the described base (2);
Described first pole (31) is connected by second slide block (8) with the middle part of described second pole (32).
10. according to each described refrigerator shelf in the claim 79, it is characterized in that, the middle part of the middle part of described first pole (31) and described second pole (32) is provided with the recess that is bent to form, and the recess of described first pole (31) and described second pole (32) is connected relative to one another.
11. according to each described refrigerator shelf in the claim 59, it is characterized in that,
Fixedly install a synchronous pulley (5) on first end of two described leading screws (4) respectively, synchronous band (6) is installed between two described synchronous pulleys (5).
12. refrigerator shelf according to claim 11 is characterized in that, is set with shifting block (61) on the described synchronous band (6).
13. a refrigerator has refrigerator shelf, it is characterized in that, described refrigerator shelf is each described refrigerator shelf in the claim 112.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210043127.2A CN103292558B (en) | 2012-02-23 | 2012-02-23 | Refrigerator shelf and comprise the refrigerator of this shelf |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210043127.2A CN103292558B (en) | 2012-02-23 | 2012-02-23 | Refrigerator shelf and comprise the refrigerator of this shelf |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103292558A true CN103292558A (en) | 2013-09-11 |
| CN103292558B CN103292558B (en) | 2015-11-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210043127.2A Active CN103292558B (en) | 2012-02-23 | 2012-02-23 | Refrigerator shelf and comprise the refrigerator of this shelf |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103292558B (en) |
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| CN109579425A (en) * | 2018-12-25 | 2019-04-05 | 合肥华凌股份有限公司 | Drawer appliance and refrigeration equipment with it |
| CN109764624A (en) * | 2019-01-04 | 2019-05-17 | 青岛海尔股份有限公司 | Foldable rack and refrigerator with it |
| CN109764626A (en) * | 2019-01-04 | 2019-05-17 | 青岛海尔股份有限公司 | Foldable rack and refrigerator with it |
| CN111527902A (en) * | 2020-06-30 | 2020-08-14 | 重庆奔象果业有限公司 | Labor-saving cultivation method of citrus grafted seedlings |
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| CN111527902A (en) * | 2020-06-30 | 2020-08-14 | 重庆奔象果业有限公司 | Labor-saving cultivation method of citrus grafted seedlings |
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| Publication number | Publication date |
|---|---|
| CN103292558B (en) | 2015-11-11 |
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