CN106168431A - A kind of height-adjustable shelf assembly and there is its refrigerator - Google Patents
A kind of height-adjustable shelf assembly and there is its refrigerator Download PDFInfo
- Publication number
- CN106168431A CN106168431A CN201610738078.2A CN201610738078A CN106168431A CN 106168431 A CN106168431 A CN 106168431A CN 201610738078 A CN201610738078 A CN 201610738078A CN 106168431 A CN106168431 A CN 106168431A
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- fixed seat
- rope
- movable block
- fixed
- screw mandrel
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D25/00—Charging, supporting, and discharging the articles to be cooled
- F25D25/02—Charging, supporting, and discharging the articles to be cooled by shelves
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Refrigerator Housings (AREA)
- Transmission Devices (AREA)
Abstract
The present invention provides a kind of height-adjustable shelf assembly and has its refrigerator, shelf assembly includes shelf body and governor motion, governor motion includes driving means, first adjusting part, second adjusting part and make the lazy-tongs that the first adjusting part and the second adjusting part be synchronized with the movement, shelf assembly one side drives the first screw mandrel in the first adjusting part to rotate by arranging driving means, make to be fixed on the first movable block on described shelf body by lazy-tongs and the second movable block moves in the same direction and equidistantly, thus reach to be automatically adjusted the purpose of the height of shelf body；On the other hand, the first passage passed for rope is set in the first polished rod, the second channel passed for rope is set in the second polished rod, rope is by first passage, second channel, two angle pulleies and is fixed on described first moving member and the second moving member formation loop, thus the two strand ropes being positioned at the same side will not interfere with during running, and makes operation more steady.
Description
Technical field
The present invention relates to refrigerator field, particularly relate to a kind of can the shelf assembly of automatic controlled height and there is this shelf
The refrigerator of assembly.
Background technology
Be generally provided with shelf assembly in existing refrigerator so that placing articles and improve space availability ratio.Shelf group
Part is typically shelved on groove or the boss of case gallbladder, when placing higher building product, needs to take out shelf assembly in casing, then
It is held on groove or the boss of proper height, to adjust the height of storage space, uses inconvenience.And when needing storage bigger
During article, even need to remove shelf assembly casing, place inconvenience and easily lose.
CN2570714Y discloses the Liftable rack of a kind of refrigerator compartment, is pacified by four corners at board putting things
Fill four screw rods, connected by tooth bar between four screw rods, and by arranging the tooth bar shifting block being connected with tooth bar, with by artificial
Described tooth bar shifting block is stirred in left and right, reaches to regulate the purpose of the height of described board putting things.But need artificial dialling during Tiao Jie
Carry-over bar is set ahead, operates comparatively laborious；Meanwhile, the distance of tooth bar shifting block left and right adjusting is limited, causes the height of the board putting things of regulation
Spend limited.
In view of this, it is necessary to a kind of new height-adjustable shelf assembly is provided and there is its refrigerator with in solution
State problem.
Summary of the invention
It is an object of the invention to provide a kind of can the shelf assembly of automatic controlled height and there is this shelf assembly
Refrigerator.
For achieving the above object, the present invention adopts the following technical scheme that a kind of height-adjustable shelf assembly, bag
Including shelf body and governor motion, described governor motion includes driving means, is fixed on described shelf body various location
The first adjusting part and the second adjusting part and make described first adjusting part be synchronized with the movement with described second adjusting part
Lazy-tongs, described first adjusting part include the first upper fixed seat, the first lower fixed seat, be fixed on described first fixing
Seat and the first lower fixed seat between the first polished rod, be rotationally connected with described first upper fixed seat and described first time fix
The first screw mandrel between Zuo is connected with described first wire rod thread and is sheathed on the first movable block on described first polished rod, institute
The first passage running through described first polished rod along described first polished rod length direction, described driving means it is provided with in stating the first polished rod
It is connected on described first screw mandrel and described first screw mandrel can be driven to rotate；Described second adjusting part includes on second fixing
Seat, the second lower fixed seat, the second polished rod being fixed between described second upper fixed seat and the second lower fixed seat, it is sheathed on institute
State the second movable block on the second polished rod, be provided with the length direction along described second polished rod in described second polished rod and run through described
The second channel of two polished rods, described shelf body is fixed on described first movable block and described second movable block；Described same
Step mechanism includes two angle pulleies and rope, the institute being individually fixed on described first lower fixed seat, the second lower fixed seat
Stating rope one end to be fixed on described first movable block, the other end first extends upwardly to described first from described first movable block and leads to
Angle pulley that the top in road is positioned on the second lower fixed seat through first passage and sequentially passing through still further below, the second movable block,
From the second movable block first extend upwardly to the top of described second channel still further below through described second channel, again through being positioned at the
Angle pulley on one lower fixed seat is also fixed on described first movable block formation loop, and described rope moves with described second
The connection of motion block connects for fixing.
As further improved technical scheme of the present invention, described lazy-tongs also include being individually fixed on described first
Two top sheaves on fixing seat, the second upper fixed seat；It is fixed on the top sheave of described first upper fixed seat by described rope certainly
Described first movable block is introduced directly into described first passage, is fixed on the top sheave on described second upper fixed seat by described
Rope is introduced directly into described second channel from described second movable block.
As further improved technical scheme of the present invention, described lazy-tongs also include being individually fixed in described first time
Two lower sheaves on fixing seat, the second lower fixed seat；It is fixed on the lower sheave on described first lower fixed seat by described rope
It is directly directed to the angle pulley being fixed on described second lower fixed seat from the bottom of described first passage, is fixed on described
Described rope is directly directed to being fixed on described first by the lower sheave on the second lower fixed seat from the bottom of described second channel
On angle pulley on lower fixed seat.
As further improved technical scheme of the present invention, it is positioned at top sheave and the lower sheave corresponding with this top sheave
Between the bearing of trend of rope identical with the bearing of trend of passage housing this rope.
As further improved technical scheme of the present invention, described lazy-tongs also include being located at and are positioned at different lower fixed seat
On angle pulley and lower sheave between tensioning sleeve, described rope is between described angle pulley and described lower sheave
Partially pass through described tensioning sleeve, and the part that described rope is positioned at outside described tensioning sleeve is constantly in tension.
As further improved technical scheme of the present invention, described lazy-tongs also include being individually fixed in described first time
Fix two fixtures on seat, the second lower fixed seat and be fixed on described fixture and described tensioning sleeve and this fixture
The regulation set of the degree of tension for regulating described rope between corresponding one end, described fixture is provided with and described regulation
Overlapping the corresponding through hole passed for described rope, described rope is positioned at described angle pulley and corresponding with this angle pulley
Regulation set between part bearing of trend with after this part extends past this angle pulley and near this angle pulley
The bearing of trend of part is perpendicular；Described rope portion between described lower sheave and the regulation set corresponding with this lower sheave
Point bearing of trend with extend past this lower sheave from this part after and the bearing of trend of part of this lower sheave the most close perpendicular.
As further improved technical scheme of the present invention, described rope includes end to end two root ropes；Two
One end in described sub-rope is fixed on described first movable block, the other end through described first passage, be fixed on described
Angle pulley on second lower fixed seat upwardly extending is fixed on described second movable block, one end of rope described in another root
Be fixed on described second movable block, the other end through described second channel, be fixed on described first lower fixed seat turn to cunning
Take turns and upwardly extend and be fixed on described first movable block.
As further improved technical scheme of the present invention, described second adjusting part includes being rotationally connected with described second
The second screw mandrel of threadeding between upper fixed seat and the second lower fixed seat and with described second movable block and be located at described
To limit the locating part that described second screw mandrel moves along the length direction of described second screw mandrel on second screw mandrel.
As further improved technical scheme of the present invention, described second upper fixed seat and the second lower fixed seat are provided with
Being respectively used to house the accepting hole at the two ends of described second screw mandrel, described locating part is for being divided on described second screw mandrel near two
The bearing of trend along the length being perpendicular to described second screw mandrel of the position of individual described accepting hole projects outwardly of two projections,
The external diameter of described projection is more than the internal diameter of the described accepting hole corresponding with this projection.
For achieving the above object, the present invention also provides for a kind of refrigerator, including casing and be located in described casing
Above-mentioned shelf assembly, be provided with in described casing respectively with described first upper fixed seat, the first lower fixed seat, the second upper fixed seat,
Multiple fixed parts that second lower fixed seat matches.
The invention has the beneficial effects as follows: the shelf assembly of the present invention is on the one hand by arranging driving means driving the first regulation
The first screw mandrel in assembly rotates, and makes to be fixed on the first movable block on described shelf body and the second shifting by lazy-tongs
Motion block moves in the same direction and equidistantly, thus reaches to be automatically adjusted the purpose of the height of described shelf body；On the other hand, described
The first passage passed for described rope is set in one polished rod, the second channel passed for described rope is set in the second polished rod,
Thus the two strand ropes being positioned at the same side will not produce interference during running, and makes operation more steady.
Accompanying drawing explanation
Fig. 1 is the structural representation of the shelf assembly in the present invention.
Fig. 2 is the structure for amplifying schematic diagram at the A in Fig. 1.
Fig. 3 is the structural representation of another angle in the shelf assembly shown in Fig. 1.
Fig. 4 is the structure for amplifying schematic diagram at the B in Fig. 3.
Fig. 5 is the structure for amplifying schematic diagram at the C in Fig. 3.
Detailed description of the invention
Describe the present invention below with reference to each embodiment shown in the drawings, refer to Fig. 1 to Fig. 5 institute
Show, for the better embodiment of the present invention.
Please join shown in Fig. 1 to Fig. 5, the present invention provides a kind of height-adjustable shelf assembly 1 and has this shelf group
The refrigerator of part 1.Described refrigerator includes casing, is provided with the fixed part of fixing described shelf assembly 1 in described casing.
Described shelf assembly 1 includes that shelf body and governor motion 12, described shelf body are fixed on described regulation machine
On structure 12, to drive described shelf body to move up and down by described governor motion 12, reach to regulate described shelf as required
The purpose of the height of body.
Described governor motion 12 includes driving means, is fixed on the first adjusting part of described shelf body various location
122, the second adjusting part 123 and make described first adjusting part 122 same with what described second adjusting part 123 was synchronized with the movement
Step mechanism 124.
Described first adjusting part 122 include the first upper fixed seat 1221 being fixed in described casing, be fixed on described
The first lower fixed seat 1222 in casing, it is fixed between described first upper fixed seat 1221 and the first lower fixed seat 1222
First polished rod 1223, first be rotationally connected with between described first upper fixed seat 1221 and described first lower fixed seat 1222
Screw mandrel 1224 is threadeded with described first screw mandrel 1224 and is sheathed on the first movable block on described first polished rod 1223
1225。
Described first upper fixed seat 1221 is provided with the upper perforation passed with the one end for described first screw mandrel 1224, institute
State the first lower fixed seat 1222 and be provided with the lower perforation passed with the other end for described first screw mandrel 1224, by described
After the two ends of one screw mandrel 1224 are each passed through described upper perforation, lower perforation, described first screw mandrel 1224 can rotate.
Further, described first adjusting part 122 also includes being located on described first screw mandrel 1224 to limit described the
The limited block 1226 that one screw mandrel 1224 moves along the length direction of described first screw mandrel 1224.
Described limited block 1226 includes the upper limit position block being located at described first screw mandrel 1224 near the position of described upper perforation
And it is located at described first screw mandrel 1224 lower position block near the position of described lower perforation.Described upper limit position block, lower position block
All from the periphery of described first screw mandrel 1224 along the direction outside projection perpendicular with the length direction of described first screw mandrel 1224
Formed.
Specifically, the external diameter of described upper limit position block is more than the internal diameter of described upper perforation, and the external diameter of described lower position block is more than
The internal diameter of described lower perforation.Fixing described first screw mandrel 1224 being installed to described first upper fixed seat 1221 and first time
After on seat 1222, described upper limit position block is resisted against the downside of described first upper fixed seat 1221, to limit described first screw mandrel
1224 move up along the length direction of described first screw mandrel 1224；Described lower position block is resisted against described first lower fixed seat
The upside of 1222, moves down along the length direction of described first screw mandrel 1224 limiting described first screw mandrel 1224, so that
Described first screw mandrel 1224 is more steady during rotating.
Certainly, described upper limit position block can also be resisted against the upside of described first upper fixed seat 1221, meanwhile, described lower limit
Position block is resisted against the downside of described first lower fixed seat 1222, to limit described first screw mandrel 1224 along described first screw mandrel 1224
Length direction move up and down.
Described first polished rod 1,223 1 aspect, in order to limit described first during rotating at described first screw mandrel 1224
Movable block 1225 is followed described first screw mandrel 1224 and is rotated, and makes described first movable block 1225 only along described first screw mandrel
1224 move up and down；On the other hand, after described shelf body is fixed on described first movable block 1225, it is possible to prevent institute
The front end stating shelf body is downward-sloping, strengthens stability and the weight capacity of described shelf body.
Described second adjusting part 123 include the second upper fixed seat 1231 being fixed in described casing, be fixed on described
The second lower fixed seat 1232 in casing, it is fixed between described second upper fixed seat 1231 and the second lower fixed seat 1232
Second polished rod 1233, second be rotationally connected with between described second upper fixed seat 1231 and described second lower fixed seat 1232
Screw mandrel 1234 is threadeded with described second screw mandrel 1234 and is sheathed on the second movable block on described second polished rod 1233
1235。
Described second upper fixed seat 1231 and described second lower fixed seat 1232 are provided with and are respectively used to for described second
The two ends of screw mandrel 1234 are through the accepting hole at the two ends housing described second screw mandrel 1234 simultaneously, by described second screw mandrel 1234
Two ends be each passed through the accepting hole on second upper fixed seat the 1231, second lower fixed seat 1232 after, described second screw mandrel 1234
Can rotate.
Further, described second adjusting part 123 also includes being located on described second screw mandrel 1234 to limit described the
The locating part 1236 that two screw mandrels 1234 move along the length direction of described second screw mandrel 1234.
Described locating part 1236 is to be divided on described second screw mandrel 1234 position near two described accepting holes
Two projections, two described projections are all from the length direction on edge, the periphery of described second screw mandrel 1234 with described second screw mandrel 1234
The outside projection in perpendicular direction is formed, and the external diameter of described projection is more than in the described accepting hole corresponding with this projection
Footpath.The structure of two concrete projections and action principle and above-mentioned upper limit position block, lower position block are identical, the most superfluous in this
State.
Described second upper fixed seat 1231 is fixed on the same level in described casing with described first upper fixed seat 1221
On height, the same level position that described first lower fixed seat 1222 is fixed in described casing with described second lower fixed seat 1232
Put place, and after being fixed in described casing with described second adjusting part 123 by described first adjusting part 122, described the
One screw mandrel the 1224, first polished rod the 1223, second screw mandrel the 1234, second polished rod 1233 is parallel to each other and the most vertically extending.
The most described first movable block 1225 is positioned at same level position with described second movable block 1235, with by described shelf originally
After body is fixed on described first movable block 1225 and described second movable block 1235, described shelf body is in horizontal
State, it is simple to shelve the article needing to store on described shelf body.
Described shelf body is simultaneously fixed on described first movable block 1225 and described second movable block 1235, a side
Face, the first movable block 1225 and the second movable block 1235 move up and down under the drive of lazy-tongs 124 simultaneously in the same direction and equidistantly
Driving described shelf body to move up and down, running is more steady；On the other hand, the load-bearing energy of described shelf body is strengthened
Power.
Described driving means and described first screw mandrel 1224 are connected with in described second screw mandrel 1234 and can
The screw mandrel being connected with described driving means is driven to rotate.In present embodiment, described driving means and described first screw mandrel
One end of 1224 is connected and described first screw mandrel 1224 can be driven to rotate, in the process that described first screw mandrel 1224 rotates
In, under the position-limiting action of described first polished rod 1223, described first movable block 1225 is along described first screw mandrel 1224 and
One polished rod 1223 moves up and down, and simultaneously under the drive of described lazy-tongs 124, described second movable block 1235 is also along described the
Two screw mandrels 1234 and described second polished rod 1233 do with described first movable block 1225 in the same direction and equidistant movement, to drive
State shelf body to move up and down, regulate the height of described shelf body.In the process that described second movable block 1235 moves up and down
In, described second screw mandrel 1234 rotates.Certainly, the most described second adjusting part 123 can also be not provided with second
Bar 1234.
Described lazy-tongs 124 include being individually fixed on described first lower fixed seat the 1222, second lower fixed seat 1232
Two fixtures 1241, two angle pulleies 1242 being individually fixed on two described fixtures 1241 and rope
1243。
Further, it is provided with the length direction along described first polished rod 1223 in described first polished rod 1223 and runs through described
The first passage 12231 of one polished rod 1223, is provided with the length direction along described second polished rod 1233 in described second polished rod 1233
Running through the second channel 12331 of described second polished rod 1233, described first passage 12231 and described second channel 12331 are equal
Pass with for described rope 1243, on the one hand, make the described rope 1243 can be in first adjusting part the 122, second regulation group
Form loop between part 123, reduce cost；On the other hand, the two strand ropes 1243 being positioned at the same side will not in running
Produce and interfere, make operation more steady.
Rope 1243 described in present embodiment is one, and the two ends of described rope 1243 are simultaneously fixed at described first and move
On motion block 1225 or described second movable block 1235.In present embodiment, the two ends of described rope 1243 are positioned at described simultaneously
On first movable block 1225.Specifically, one end of described rope 1243 is fixed on the first movable block 1225, and the other end is from described
First movable block 1225 extends upwardly to the top of described first passage 12231 and passes described first passage 12231 still further below, so
After sequentially pass through be positioned on described second lower fixed seat 1232 angle pulley the 1242, second movable block 1235, from described second
Movable block 1235 extend upwardly to the top of described second channel 12331 still further below through described second channel 12331, the most successively
Through being positioned at the angle pulley 1242 on described first lower fixed seat 1222 and being fixed on described first movable block 1225 formation
Loop, the position that the most described rope 1243 contacts with described second movable block 1235 is fixedly connected on described second movable block
On 1235.Described rope 1243 can be fixedly attached to described second movable block by welding, bonding or machanical fastener
On 1235.
During described first movable block 1225 moves up and down, described rope 1243 can drive described second to move
Block 1235 moves in the same direction and equidistantly, it is achieved described first movable block 1225 and the synchronizing moving of described second movable block 1235, energy
Enough avoid causing shelf body to produce deflection or dancing because of the most irregular in moving process；And can be in moving process
Described shelf body is locked in optional position, and muting function is good.
In the second embodiment, described rope 1243 includes end to end two root ropes, two described sub-ropes
Being each passed through described first passage 12231, second channel 12331, the two ends of each described sub-rope are individually fixed in described
Loop is formed on one movable block the 1225, second movable block 1235.
Specifically, one end of in two described sub-ropes is fixed on described first movable block 1225, the other end
Upwards and be passed down through first passage 12231, through the angle pulley 1242 being positioned on described second lower fixed seat 1232, final
It is fixed on described second movable block 1235；One end of sub-rope described in another root is fixed on described second movable block 1235,
The other end upwards and is passed down through described second channel 12331, through being positioned at described first time from described second movable block 1235
Fix the angle pulley 1242 on seat 1222, be finally secured on described first movable block 1225.
Second embodiment and the first embodiment, in addition to above-mentioned difference, other structures are the most identical, repeat no more in this.
Further, described lazy-tongs 124 also include being individually fixed on described first upper fixed seat 1221, second solid
Two top sheaves 1244 in reservation 1231.
Described rope is directly moved by the top sheave 1244 being fixed on described first upper fixed seat 1221 from described first
Block 1225 is directed in described first passage, even if described rope 1243 does not contacts with described first passage 12231, so that described
Rope 1243 is in running, and described rope 1243 and described first passage 12231 are near one end of described top sheave 1244
Do not produce interference, prevent described rope 1243 from wearing and tearing, and described rope 1243 can be made to run smooth and easy.
The top sheave 1244 being fixed on described second upper fixed seat 1231 directly by described rope 1243 from described second
Movable block 1225 is directed in described second channel 12331, and the upper end of the most described rope 1243 and described second channel 12331 is not
Contact, so that described rope 1243 is in running, described rope 1243 and described second channel 12331 are near described upper cunning
One end of wheel 1244 does not produce interference, prevents described rope 1243 from wearing and tearing, and described rope 1243 can be made to run smooth and easy.
Further, described lazy-tongs 124 also include that being individually fixed in described first lower fixed seat consolidates for 1222, second time
Two lower sheaves 1245 in reservation 1232.
It is fixed on the lower sheave 1245 on described first lower fixed seat 1222 by described rope 1243 from described first passage
The bottom of 12231 is directly directed to the angle pulley 1242 being fixed on described second lower fixed seat 1232, i.e. described rope
1243 do not contact with the bottom of described first passage 12231, so that described rope 1243 is in running, and described rope 1243
Do not produce interference with described first passage 12231 near one end of described lower sheave 1245, prevent described rope 1243 from running
During wear and tear, and described rope 1243 can be made to run smooth and easy.
It is fixed on the lower sheave 1245 on described second lower fixed seat 1232 by described rope 1243 from described second channel
The bottom of 12331 is directly directed to the angle pulley 1242 being fixed on described first lower fixed seat 1222, i.e. described rope
1243 do not contact with the bottom of described second channel 12331, so that described rope 1243 is in running, and described rope 1243
Do not produce interference with described second channel 12331 near one end of described lower sheave 1245, prevent described rope 1243 from running
During produce abrasion, and described rope 1243 can be made to run smooth and easy.
That is, in described rope 1243 running, all will not produce with described first passage 12231, second channel 12331
Interfere, so that described rope 1243 runs smooth and easy and is prevented from described rope 1243 and produces abrasion in running, increasing
Add the service life of described rope 1243.
More preferably, the rope between described top sheave 1244 and the lower sheave 1245 corresponding with this top sheave 1244
Rope 1243 is identical with the bearing of trend of the passage passed for this rope 1243, and described passage is first passage 12231 or the
Two passages 12331.
It is provided with the passed for described rope 1243 near the position of described lower sheave 1245 on described fixture 1241
One through hole 12411, on the most described fixture 1241, the position near described angle pulley 1242 is provided with for described rope
1243 the second through holes 12412 passed.Rope between lower sheave 1245 on different lower fixed seats, angle pulley 1242
1243 through first corresponding through hole the 12411, second through hole 12412.
Further, described lazy-tongs 124 also include being located at be positioned on different lower fixed seat angle pulley 1242, under
Tensioning sleeve 1246 between pulley 1245 and the set of the regulation between tensioning sleeve 1246 and fixture 1,241 1247.
That is, one in two described tensioning sleeves 1246 is positioned at the angle pulley being fixed on the first lower fixed seat 1222
1242, it is fixed between the lower sheave 1245 on the second lower fixed seat 1232；Another is positioned at and is fixed on the first lower fixed seat
Between lower sheave 1245 on 1222, the angle pulley 1242 being fixed on the second lower fixed seat 1232.
Specifically, described tensioning sleeve 1246 is positioned at first through hole the 12411, second through hole on different fixture 1241
Between 12412.
Partially passing through between the described rope 1243 angle pulley 1242 on different lower fixed seats, lower sheave 1245
Described tensioning sleeve 1246, and the part that described rope 1243 is positioned at outside described tensioning sleeve 1246 is constantly in tension, it is simple to
Install and do not worry that the described rope 1243 part outside described tensioning sleeve 1246 occurs to relax.
In on each described fixture 1241 two regulation sets 1247 one be connected with the first through hole 12411 for
Rope 1243 through described first through hole 12411 passes；Another is connected with the second through hole 12412 for through described
The rope 1243 of two through holes 12412 passes.
Described rope 1243 is positioned at described angle pulley 1242 and the regulation set corresponding with this angle pulley 1242
The bearing of trend of the part between 1247 is this angle pulley the most close with after this part extends past this angle pulley 1242
The bearing of trend of the part of 1242 is perpendicular, meanwhile, described rope 1243 be positioned at described lower sheave 1245 and with this lower sheave
1245 correspondences regulation set 1247 between part bearing of trend with extend past this lower sheave 1245 from this part after and lean on
The bearing of trend of the part of this lower sheave 1245 nearly is perpendicular, so that described rope 1243 is on described first movable block 1225
Run smooth and easy during lower movement, and reduce described rope 1243 and walk around described angle pulley 1242 and lower sheave 1245 moves
Abrasion time dynamic, extends the service life of described rope 1243.
In sum, shelf assembly 1 one aspect of the present invention drives in the first adjusting part 122 by arranging driving means
The first screw mandrel 1224 rotate, and by lazy-tongs 124 make the first movable block 1225 of being fixed on described shelf body and
Second movable block 1235 moves in the same direction and equidistantly, thus reaches to be automatically adjusted the purpose of the height of described shelf body；The opposing party
Face, arranges the first passage 12231 passed for described rope 1243 in described first polished rod 1223, sets in the second polished rod 1233
Put the second channel 12331 passed for described rope 1243, thus be positioned at the two strand ropes 1243 of the same side in the process run
In will not produce interference, make operation more steady.
It is to be understood that, although this specification is been described by according to embodiment, but the most each embodiment only comprises one
Individual independent technical scheme, this narrating mode of description is only that for clarity sake those skilled in the art should will say
Bright book is as an entirety, and the technical scheme in each embodiment can also be through appropriately combined, and forming those skilled in the art can
With other embodiments understood.
The a series of detailed description of those listed above is only for the feasibility embodiment of the present invention specifically
Bright, they also are not used to limit the scope of the invention, all equivalent implementations made without departing from skill of the present invention spirit
Or change should be included within the scope of the present invention.
Claims (10)
1. a height-adjustable shelf assembly, including shelf body and governor motion, described governor motion includes driving
Device, it is fixed on the first adjusting part and second adjusting part of described shelf body various location and makes described first to adjust
The joint lazy-tongs that are synchronized with the movement with described second adjusting part of assembly, it is characterised in that: described first adjusting part includes the
One upper fixed seat, the first lower fixed seat, the first polished rod being fixed between described first upper fixed seat and the first lower fixed seat,
It is rotationally connected with the first screw mandrel between described first upper fixed seat and described first lower fixed seat and described first screw mandrel spiral shell
Stricture of vagina connects and is sheathed on the first movable block on described first polished rod, is provided with along described first smooth pole length in described first polished rod
The first passage of described first polished rod is run through in direction, and described driving means is connected on described first screw mandrel and can drive described
First screw mandrel rotates；Described second adjusting part includes the second upper fixed seat, the second lower fixed seat, is fixed on described second admittedly
The second polished rod between reservation and the second lower fixed seat, the second movable block being sheathed on described second polished rod, described second
Being provided with the length direction along described second polished rod in polished rod and run through the second channel of described second polished rod, described shelf body is fixed
On described first movable block and described second movable block；Described lazy-tongs include that being individually fixed in described first time fixes
Two angle pulleies on seat, the second lower fixed seat and rope, described rope one end is fixed on described first movable block, separately
One end first extends upwardly to the top of described first passage still further below through first passage and warp successively from described first movable block
Cross be positioned on the second lower fixed seat angle pulley, the second movable block, first extend upwardly to from the second movable block described second lead to
The top in road passes described second channel, still further below again through being positioned at the angle pulley on the first lower fixed seat and being fixed on described
Form loop on first movable block, and described rope connects for fixing with the connection of described second movable block.
2. shelf assembly as claimed in claim 1, it is characterised in that: described lazy-tongs also include being individually fixed in described the
Two top sheaves on one upper fixed seat, the second upper fixed seat；It is fixed on the top sheave of described first upper fixed seat by described rope
Rope is introduced directly into described first passage from described first movable block, and the top sheave being fixed on described second upper fixed seat will
Described rope is introduced directly into described second channel from described second movable block.
3. shelf assembly as claimed in claim 2, it is characterised in that: described lazy-tongs also include being individually fixed in described the
Two lower sheaves on one lower fixed seat, the second lower fixed seat；It is fixed on the lower sheave on described first lower fixed seat by described
Rope is directly directed to the angle pulley being fixed on described second lower fixed seat from the bottom of described first passage, is fixed on
Described rope is directly directed to being fixed on described by the lower sheave on described second lower fixed seat from the bottom of described second channel
On angle pulley on first lower fixed seat.
4. shelf assembly as claimed in claim 3, it is characterised in that: be positioned at top sheave and corresponding with this top sheave under
The bearing of trend of the rope between pulley is identical with the bearing of trend of the passage passed for this rope.
5. shelf assembly as claimed in claim 3, it is characterised in that: described lazy-tongs also include being located at being positioned under difference to be consolidated
The tensioning sleeve between angle pulley and lower sheave in reservation, described rope be positioned at described angle pulley and described lower sheave it
Between partially pass through described tensioning sleeve, and the part that described rope is positioned at outside described tensioning sleeve is constantly in tension.
6. shelf assembly as claimed in claim 5, it is characterised in that: described lazy-tongs also include being individually fixed in described the
Two fixtures on one lower fixed seat, the second lower fixed seat and be fixed on described fixture and described tensioning sleeve solid with this
The regulation set of the degree of tension for regulating described rope between one end that locking member is corresponding, described fixture is provided with described
Regulation overlap the corresponding through hole passed for described rope, described rope be positioned at described angle pulley and with this angle pulley phase
The bearing of trend of the corresponding part between regulation set with turn to cunning after this part extends past this angle pulley and near this
The bearing of trend of the part of wheel is perpendicular；Described rope is between described lower sheave and the regulation corresponding with this lower sheave overlap
Part bearing of trend with extend past this lower sheave from this part after and near the bearing of trend phase of part of this lower sheave
Vertically.
7. shelf assembly as claimed in claim 1, it is characterised in that: described rope includes end to end two root ropes；
One end in two described sub-ropes is fixed on described first movable block, the other end through described first passage, be fixed on
Angle pulley on described second lower fixed seat upwardly extending is fixed on described second movable block, rope described in another root
One end is fixed on described second movable block, the other end through described second channel, be fixed on described first lower fixed seat turn
It is fixed on described first movable block to pulley upwardly extending.
8. shelf assembly as claimed in claim 1, it is characterised in that: described second adjusting part includes being rotationally connected with described
The second screw mandrel of threadeding between second upper fixed seat and the second lower fixed seat and with described second movable block and being located at
To limit the locating part that described second screw mandrel moves along the length direction of described second screw mandrel on described second screw mandrel.
9. shelf assembly as claimed in claim 8, it is characterised in that: on described second upper fixed seat and the second lower fixed seat
Being provided with the accepting hole being respectively used to house the two ends of described second screw mandrel, described locating part leans on for being divided on described second screw mandrel
The bearing of trend along the length being perpendicular to described second screw mandrel of the position of nearly two described accepting holes projects outwardly of two
Projection, the external diameter of described projection is more than the internal diameter of the described accepting hole corresponding with this projection.
10. a refrigerator, including casing, it is characterised in that: described refrigerator also includes the shelf assembly being located in described casing, institute
Stating shelf assembly is shelf assembly described in any one in the claims 1-9, is provided with respectively with described in described casing
Multiple fixed parts that first upper fixed seat, the first lower fixed seat, the second upper fixed seat, the second lower fixed seat match.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610738078.2A CN106168431B (en) | 2016-08-26 | 2016-08-26 | A kind of height-adjustable shelf assembly and the refrigerator with it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610738078.2A CN106168431B (en) | 2016-08-26 | 2016-08-26 | A kind of height-adjustable shelf assembly and the refrigerator with it |
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| CN106168431A true CN106168431A (en) | 2016-11-30 |
| CN106168431B CN106168431B (en) | 2018-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610738078.2A Active CN106168431B (en) | 2016-08-26 | 2016-08-26 | A kind of height-adjustable shelf assembly and the refrigerator with it |
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| CN107702424A (en) * | 2017-08-30 | 2018-02-16 | 青岛海尔股份有限公司 | A kind of rack lowering or hoisting gear for refrigerator and there is its refrigerator |
| CN111351303A (en) * | 2020-03-06 | 2020-06-30 | 合肥华凌股份有限公司 | Shelf lifting mechanism for refrigeration equipment and refrigeration equipment |
| WO2021147495A1 (en) * | 2020-01-20 | 2021-07-29 | 合肥华凌股份有限公司 | Shelf assembly and storage cabinet |
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| Publication number | Publication date |
|---|---|
| CN106168431B (en) | 2018-12-14 |
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