Background technology
In general, refrigerator is to be the device of purpose with cryopreservation food, the freezing or refrigeration according to the state of the food that will take care of.The cold air that provides to refrigerator inside is that the heat exchange action by refrigerant produces, and provides to the inside of refrigerator along with the circulation of carrying out compression condensation-expansions-evaporation repeatedly is lasting.In addition, cold air evenly is sent to refrigerator inside by convection type, stores the food of refrigerator inside thus with desired temperature.
As shown in Figure 1, the body of refrigerator 1 forms the lineal hexahedral shape, the rotary door 10 that the top of body 1 has both sides selectivity to the left and right to open and close, and slide and the drawer type door 12 that can pull out, push in oriented front and back, body 1 bottom.
Though do not illustrate, but for various food cold storage or freezing keeping, refrigerator body has refrigerating chamber and refrigerating chamber in 1 inside, and there are multiple shelf, drawer and the pallet of installing after the characteristic of considering various foods etc. the inside of each refrigerating chamber and refrigerating chamber.
The bottom of refrigerator body 1 have driven by drawer type door 12 and pull out, the drawer chamber 20 of stored food when pushing, drawer chamber 20 is the places as refrigerating chamber, the food of main keeping meat, fresh fish and keeping for a long time etc., and, have a plurality of spatial accommodations that size has nothing in common with each other in order to store bigger food and less food respectively.
20 li of drawer chambers possess for the hutch 30 of the big food of keeping and pull out drawer 40, the food that 30 li keepings of hutch are bigger and the food that needn't classify for the keeping foods littler than 30 li keepings of hutch food.
Divide a side of the track 50 of 3 sections formations to be fixed on the two sides of hutch 30, and the opposite side of track 50 is fixed on the two sides, inside of refrigerator body 1.Therefore, guided by track 50 when hutch 30 is come in and gone out linking with drawer type door 12, install in the upper end of hutch 30 and pull out drawer 40.
Pull out drawer 40 below in conjunction with accompanying drawing 2 detailed descriptions.
Pull out drawer 40 by many wires intersect, crooked and forms the drawer shape, pull out the top opening of drawer 40, the front of pulling out drawer 40 has formation to pull out the front panel 42 of the front outward appearance of drawer 40.And, pull out promising the 2nd moving track 54 that will illustrate below fixing in the two sides upper end of drawer 40 " track installation bracket 44.
Pull out drawer 40 and slide along track 50 front and back and pull out, push, and can store the food that the user will take care of.Track 50 by the trapped orbit 52 that is fixed and forward the rear slide and the moving track 54 that moves constitutes, each track is incorporated into integral body.
Trapped orbit 52 is in the inboard of refrigerator body 1, and promptly the left and right sides wall horizontally set of 20 inboards, drawer chamber plays the function that guiding moving track 54 slides.
In more detail, at the installed inside moving track 54 of trapped orbit 52, be provided in a rolling member on the moving track 54 and a side of trapped orbit 52 and be in contact with one another, moving track 54 slides along trapped orbit 52 thus.
Moving track 54 is by the 1st moving track 54 ' and the 2nd moving track 54 " constitute, the 1st moving track 54 ' is installed on the trapped orbit 52 and forwards slides along trapped orbit 52; The 2nd moving track 54 " be installed on the 1st moving track 54 ' and forwards slide.
The 1st moving track 54 ' and the 2nd moving track 54 " go up to be equipped with rolling member, rolling member contacts separately at the trapped orbit 52 of guiding the 1st moving track 54 ' and guiding the 2nd moving track 54 " a sideway swivel of the 1st moving track 54 '.
The 2nd moving track 54 ' is fixed on the track installation bracket 44, can make to pull out drawer 40 along track 50 direction slip forwards, backwards.In addition, decide the degree that drawer 40 is pulled out to the outside of pulling out according to the length of pulling out of track 50, and pull out the size of drawer 40 according to these decisions.
Fix the 2nd moving track 54 on the track installation bracket 44 of drawer 40 pulling out "; the 2nd moving track 54 ", the 1st moving track 54 ' and trapped orbit 52 connect successively, and the track 50 of combination like this and pull out the inside that drawer 40 is installed to drawer chamber 20 simultaneously together.
The refrigerator of Gou Chenging is pulled out drawer 40 and is had following shortcoming like this:
By the 1st moving track 54 ', the 2nd moving track 54 " and the track 50 that constitutes of trapped orbit 52 are monolithic deviceses of combination separately; be difficult to separate; the installation site of pulling out drawer 40 is fixed, it is impossible fully therefore utilizing what pull out that drawer 40 adjusts 20 spaces, drawer chamber.
Thus, the 20 very difficult foods that store multiple condition in the drawer chamber, and also drawer chamber 20 space availability ratio also descend.
Be elaborated below in conjunction with the separated double-drawer of drawings and Examples to refrigerator of the present invention:
As shown in Figure 3, refrigerator body 100 is made of refrigerating chamber 200 and drawer chamber 300.Refrigerating chamber 200 is positioned at the top of body 100, and is divided into two positions of the left and right sides.For multiple food effectively being contained in refrigerating chamber 200 inside, at shelf, pallet and the drawer of the space mounting various ways of refrigerating chamber 200.Quilt with air conditioning pallet of supplying with from body 100 1 sides and shelf and drawer limit it and flow, thus restriction or adjust the convection current of cold air.The temperature characterisitic that the user causes according to cool-air feed difference is placed on food in the suitable space preserves.
The rotary door 220 that opens and closes body 100 upper refrigerator compartment 200 is installed in the left and right sides of body 100 separately, each rotary door 220 both side ends hinge combination at body 100, and laterally rotate.Rotary door 220 is distinguished the each side self-enclosed of refrigerating chamber 200, makes the left and right sides of refrigerating chamber 200 form independently space.In addition, as required also can be a side of refrigerating chamber 200 as refrigerating chamber.
Side at rotary door 220 possesses handgrip separately, can allow the user in that to open and close rotary door 220 o'clock easy.Rotary door 220 Rigens can be set to take out easily the groove grid of wine and beverage etc. or the water purifier of peace and quiet beverage etc. to the state that expose the outside according to needs.
Drawer chamber 300 is arranged at refrigerating chamber 200 bottoms of body 100, and drawer chamber 300 is the storage spaces that can forwards pull out, push with the drawer form, mainly as refrigerating chamber.Drawer chamber 300 is for freezing keeping fresh fish, meat and needs the place of the food of keeping for a long time, so possess other cool-air feed mouth, can bring into play stronger cooling capacity.
Drawer chamber 300 not only is used as refrigerating chamber, but also can be converted to refrigerating chamber as required.At this moment, because the space is bigger, can store the fruit thing and vegetables or the bigger or heavier food of storage volume that are difficult for being contained in the container.
Be installed as the drawer type door 320 of sealing 300 inside, drawer chamber in the front of drawer chamber 300, drawer type door 320 following with for the hutch 340 lower end hinges of stored food combine, and 3 sections tracks 360 of multistage prolongation when direction is slided forwards, backwards are installed on hutch 340.
One side of 3 sections tracks 360 is fixed on inboard two walls of drawer chamber 300, so hutch 340 can be along the direction slip forwards, backwards of 3 sections tracks 360.And the user makes hutch 340 and drawer type door 320 push together, pull out by drawing or push away the handle of drawer type door 320 tops.
Drawer chamber 300 is divided into up and down both sides, and possesses double-drawer 400 at upside, and storage is difficult at the smaller food of hutch 340 storages and need separate the food stored etc. with other food.
Fig. 4 is the separated double-drawer STRUCTURE DECOMPOSITION oblique view of refrigerator of the present invention.
Be described in more detail double-drawer below in conjunction with accompanying drawing 4.Double-drawer 400 is made of main drawer 420 and auxiliary drawer 440 and track 470.Main drawer 420 is to accommodate the food that will take care of, forms the lineal hexahedral shape of front and top opening.The both side ends of main drawer 420 fronts is the vertical curve certain width laterally.
There is front panel 422 front of main drawer 420, and front panel 422 forms the front outward appearance of main drawer 420, and plays the handle effect when pulling out, pushing main drawer 420.In order to observe inside, front panel 422 is made of transparent material as required.
There is cold airflow inlet 424 back of main drawer 420, and cold airflow inlet 424 is to become owner of drawer 420 inside in order to make from the cold airflow of drawer chamber 300 rear sides supply, laterally is formed with a plurality of in main drawer 420 back.
Possess the 1st rolling member 426, the 1 rolling members 426 separately in the two sides of main drawer 420 in order to allow main drawer 420 slide smoothly, form in main drawer 420 two sides rearward end.The 1st rolling member 426 uses the roller with main drawer 420 same materials, perhaps also can use rolling members such as bearing as required.Main drawer 420 is installed in 440 li of auxiliary drawer, and slides forwards, backwards in the inboard of auxiliary drawer 440 and pull out, push.
Fig. 5 is the following oblique view of double drawer for refrigerator preferred embodiment significant points structure auxiliary drawer of the present invention.Describe auxiliary drawer in detail below in conjunction with accompanying drawing 5.
Auxiliary drawer 440 forms a little the shape bigger than main drawer 420 for main drawer 420 is installed, the complete opening in the front of auxiliary drawer 440 makes main drawer 420 forwards slide easily in the inboard of auxiliary drawer 440.The top opening of auxiliary drawer 440 is so can check main the drawer 420 inboard and easier foods of putting into easilier.
Possess top in the two sides of auxiliary drawer 440 and pull out track 450, it is to guide the 1st rolling member 426 of main drawer 420 two sides to roll that track 450 is pulled out on top, in order to accommodate the 1st rolling member 426, when being located at main drawer 420 and being installed to 440 li of auxiliary drawer with on the position of the 1st rolling member 426 correspondences.
The rearward end that track 450 is pulled out on top has insertion section, top 452, and insertion section, top 452 becomes the 1st rolling member 426 and inserts passages, and forms from the rearward end of pulling out track 450 shape of opening upward.For main drawer 420 is installed in 440 li of auxiliary drawer, make the 1st rolling member 426 of main drawer 420 two sides be positioned at 452 li of the insertion sections, top of auxiliary drawer 440, then main drawer 420 is inserted into the inboard of pulling out track 450, main drawer 420 is installed to the inboard of auxiliary drawer 440.
There is the bottom to pull out track 460 in the bottom, two sides of auxiliary drawer 440, it is when needs enlarge the receiving space of refrigerator inside that track 460 is pulled out in the bottom, main drawer 420 that track 450 separates is pulled out in installation from top, and the 1st rolling member 426 of main drawer 420 two sides is installed, the 1st rolling member 426 is rolled.
The bottom is pulled out track 460 and is extended to rearward end from the leading section of auxiliary drawer 440, and the leading section of pulling out track 460 in the bottom has the bottom to insert mouth 462, the bottom is inserted mouthfuls 462 and is formed at the two sides of auxiliary drawer 440 front opening, can make that the 1st rolling member 426 of main drawer is easier to be pulled out, push.
In order to be installed in the bottom and to pull out on the track 460 pull out main drawer 420 that track 450 separates from top, if the user inserts the 1st rolling member 426 and rearward promotes after bottoms are inserted mouthfuls 462 li, the 1st rolling member 426 is rolled to the rearward end that track 460 is pulled out in the bottom, and main thus drawer 420 enters the inboard of auxiliary drawer 440.
Big central portion of pulling out track 460 about the bottom has hang-up portion 464, pulls out track 460 from the bottom when pulling out at main drawer 420, if main drawer 420 is pulled out fully, hang-up portion 464 restrictions the 1st rolling member 426 rolls, and pulling out of main drawer 420 stopped.
Certain altitude is protruded in hang-up portion 464 tops, and will be higher than the radius of the 1st rolling member 426 at least, when the 1st rolling member 426 is done to roll, tangles the 1st rolling member 426 thus, limits the 1st rolling member 426 and rolls
The structure of hang-up portion 464 is: the position that the 1st rolling member 426 is tangled when main drawer 420 is pulled out vertically forms, and can effectively limit the rolling of the 1st rolling member 426; The position that the 1st rolling member 426 contacts when main drawer is installed is formed slopely at a certain angle, can make the 1st rolling member 426 effectively cross hang-up portion 464.
Entering the bottom fully pulls out the main drawer 420 of 460 li on track and pulls out track 460 from the bottom when pulling out, in order to prevent that main drawer 420 from spinning off easily, the bottom is pulled out track 460 and is pulled out track 460 rearward end from the bottom and begin width up and down till the hang-up portion 464 diameter than the 1st rolling member 426 is big a little.
On the contrary, when pulling out 460 li on track, the bottom can effectively cross hang-up portion 464 in order to make the 1st rolling member 426 being installed to, the width up and down that the leading section of pulling out track 460 from the bottom begins till the hang-up portion 464 is bigger than the diameter of the 1st rolling member 426, greatly to the height of hang-up portion 464.
Pull out auxiliary drawer 440 two sides of track 450 and the 2nd rolling member 442, the 2 rolling members 442 are set slide along the following track that will illustrate 470 in that top is installed, form the structure identical with the 1st rolling member 426 in order to make auxiliary drawer 440.
The 2nd rolling member 442 is installed in the latter half of upside of auxiliary drawer 440 two sides, and promptly the top of track 450 is pulled out on top.Place till from the 2nd rolling member 442 installation sites to the leading section of auxiliary drawer 440 is formed with slide-and-guide 444, slide-and-guide 444 is that auxiliary drawer 440 pulls out, prevents when pushing that auxiliary drawer 440 is sagging, possesses certain width and protrudes formation laterally.
The auxiliary drawer 440 the same with each embodiment is installed on the track 470, and track 470 is that guiding auxiliary drawer 440 is slided, and is located at body 100 left and right sides of refrigerator separately, in more detail, is located at the left and right sides, the top face of drawer chamber 300 separately.
Track 470 forms the lateral lengths rectangle long than longitudinal length, forms the protuberance 472 and the resettlement section 474 of the formation of growing along the horizontal direction of track 460 at the central portion of track 470.
Protuberance 472 protrudes certain distance formation to the inside along the shell periphery of track 470, so have certain width.Inboard, position with protuberance 472 is recessed to form resettlement section 474 naturally, and the shape of resettlement section 474 is that shape according to protuberance 472 decides.
Resettlement section 474 is the contact of second rolling member 442 and the position of rolling, and resettlement section 474 has certain width, moves when making second rolling member, 442 stable rollings.
The following describes the effect of refrigerator separated double-drawer of the present invention:
Shown in Fig. 6,7, in double-drawer 400, main drawer 420 is installed in top when pulling out 450 li uses of track, the 1st rolling member 426 of main drawer is housed in the inboard that track 450 is pulled out on top, and roll when pulling out a side contacts of track 450 with top, the 1st rolling member 426 rolls, and main drawer 420 slides.
At this moment, be pushed into fully under the state of auxiliary drawer 440 at main drawer 420, the 1st rolling member 426 is positioned at the rear end that track 450 is pulled out on top, in order to pull out main drawer 420, forwards draw the front panel 422 of main drawer 420 fronts, the 1st rolling member 426 is pulled out track 450 and is forwards rolled along top, main thus drawer 420 is forwards pulled out.
Meanwhile, forwards roll in the time of insertion section one side contacts of the 2nd rolling member 442 of auxiliary drawer 440 and track 470, guided by guideway 470, auxiliary drawer 440 is forwards pulled out thus.
Because main drawer 420 is pulled out, auxiliary drawer 440 is further pulled out, and main drawer 420 further protrudes laterally from the inside of drawer chamber 300, takes out food or puts into food from the main drawer 420 openings top of exposing externally thus.
In order to push double-drawer 400, front panel 422, the 1 rolling members 426 that rearward push away main drawer 420 are pulled out track 450 and are rearward rolled along top, and the 2nd rolling member 442 rearward rolls along guideway 470.Thus, main drawer 420 and auxiliary drawer 440 enter into the rear fully.
In addition,, main drawer 420 is installed in the bottom of auxiliary drawer 440, auxiliary drawer 440 and main drawer 420 is all used the space of necessity when accommodating food when the independent storage space of needs or when needing classification keeping food.
Separate for main drawer 420 is pulled out track 450 from top, rearward promote main drawer 420, make main drawer 420 enter into the rear fully, the 1st rolling member 426 is positioned at the rearward end that track 450 is pulled out on top thus.
If the 1st rolling member 426 is positioned at the rear that track 450 is pulled out on top, lift main drawer 420 upward.At this moment, the top insertion mouth 452 that the 1st rolling member 426 is pulled out track 450 rearward end by top is moved the outside to, and main thus drawer 420 is separated from auxiliary drawer 440.
Then, the main drawer of separating 420 is taken auxiliary drawer 440 downside the place aheads, the 1st rolling member 426 be inserted into the bottom insert mouthfuls 462 li be installed in the bottom and pull out on the track 460 after, if rearward push away main drawer 420, the 1st rolling member 426 naturally and understandably rearward rolls, and crossing the bottom pulls out the hang-up portion 464 of track 460 inboards and is positioned at the rearward end that track 460 is pulled out in the bottom, the installation of main thus drawer 420.
As mentioned above, pull out on the track 460 if main drawer 420 is installed in the bottom, auxiliary drawer 440 tops become independently pallet receiving space, and main drawer 420 also forms independent receiving space in the bottom of auxiliary drawer 440.
In addition, main drawer 420 is installed in the bottom pulls out under the state on the track 460, in order to pull out main drawer 420, if catch front panel 422 forwards to draw front panel 422, the 1st rolling member 426 is pulled out the inboard of track 460 and is forwards rolled in the bottom, main drawer 420 is forwards pulled out.
The 1st rolling member 426 is rolled to the hang-up portion 464 that track 460 inboards are pulled out in the bottom, if the portion of hang-up at this moment 464 contacts with the 1st rolling member 426, the 1st rolling member 426 is subjected to the restriction of hang-up portion 464 and stops to roll, and pulling out of main thus drawer 420 stops.
Meanwhile, the 2nd rolling member 442 of auxiliary drawer 440 forwards rolls when following the resettlement section 474 of track 470 to contact, and auxiliary drawer 440 is forwards pulled out thus.
Forwards pull out according to auxiliary drawer 440, main drawer 420 is further pulled out to the outside, and a side of auxiliary drawer 440, promptly plays the position of pallet effect and exposes externally, pulls out and exposes externally even main drawer 420 is also pulled out track 460 along the bottom.Therefore, the user can accommodate food for 420 li to the pallet and the main drawer of auxiliary drawer 440.
In order to push double-drawer 400, rearward promote front panel 422, according to carrying out with the process of pulling out reversed in order.
Be reinstalled in top after track 460 is separated and pull out on the track 450 for main drawer 420 is pulled out from the bottom, main drawer 420 is forwards pulled out, if the 1st rolling member 426 is positioned in the hang-up portion 464, forwards pull out again after main drawer 420 lifted certain altitude upward.
Continue to pull out if main drawer 420 is crossed hang-up portion 464, the bottom insertion mouth 462 that the 1st rolling member 426 is pulled out track 460 fronts by the bottom drops to the outside, and main thus drawer 420 is separated from auxiliary drawer 440.
Then, main drawer 420 taken the top of auxiliary drawer 440 after, the 1st rolling member 426 is inserted into top pulls out the top of track 450 rearward end and insert mouthfuls 452 li.If the 1st rolling member 426 is inserted into top and inserts 452 li in mouth, the 1st rolling member 426 is positioned at the rearward end that track 450 is pulled out on top, and main thus drawer 420 is installed to the inboard of auxiliary drawer 440.
Scope of the present invention does not limit in an embodiment, and one of ordinary skill in the art is that the basis can propose various deformation with the present invention in technical scope.