Background technology
In general, refrigerator is that cryopreservation food is the device of purpose, the freezing or refrigeration keeping 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.
Fig. 1 is the oblique view according to the refrigerator drawer type door open state of prior art.As shown in the figure, 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 in addition.
Though do not illustrate, 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 food etc. the inside of each refrigerating chamber and refrigerating chamber.
In addition, the bottom of refrigerator body 1 has by drawer type door 12 and drives and pull out/the drawer chamber 20 of stored food when pushing.Drawer chamber 20 is the places as refrigerating chamber, and the food etc. of mainly taking care of meat, fresh fish and needing long-time keeping in order to store bigger food and less food respectively, has a plurality of spatial accommodations that size has nothing in common with each other and constitutes.
20 li of drawer chambers possess for the hutch 30 of the big food of keeping and pull out drawer 40 for the keeping foods littler than 30 li keepings of hutch food.Food that 30 li keepings of hutch are bigger and the food that needn't classify.
Divide a side of the rail 50 of 3 sections formations to be fixed on the two sides of hutch 30, and the opposite side of rail 50 is fixed on the two sides, inside of refrigerator body 1.Guided by rail 50 when therefore, hutch 30 is come in and gone out linking together with drawer type door 12.Pull out drawer 40 in the installation of the upper end of hutch 30.
Pull out drawer 40 below in conjunction with accompanying drawing 2 detailed descriptions.
Pull out drawer 40 by many wires intersect, crooked and form the drawer shape.Pull out the top opening of drawer 40, there is the front panel 42 that forms one one of the front outward appearance of pulling out drawer 40 front of pulling out drawer 40.And, pull out promising the 2nd moving rail 54 that will illustrate below fixing in the two sides upper end of drawer 40 " rail installation bracket 44.
Pull out drawer 40 and pull out/push, and can store the food that the user will take care of along the slip of rail 50 front and back.Rail 50 by the retaining rail 52 that is fixed and forward the rear slide and the moving rail 54 that moves constitutes, each rail is incorporated into integral body.
Retaining rail 52 in the inboard of refrigerator body 1 promptly, the left and right sides wall horizontally set of 20 inboards, drawer chamber plays the function that guiding moving rail 54 slides.
In more detail, if at the installed inside moving rail 54 of retaining rail 52, be provided in a rolling member on the moving rail 54 and a side of retaining rail 52 and be in contact with one another, moving rail 54 slides along retaining rail 52 thus.
In addition, moving rail 54 by the 1st moving rail 54 ' and the 2nd moving rail 54 " constitute.The 1st moving rail 54 ' be installed on the retaining rail 52 and forwards slide along retaining rail 52; The 2nd moving rail 54 " be installed in the 1st moving rail 54 ' on forwards slide.
Here, the 1st moving rail 54 ' and the 2nd moving rail 54 " on be equipped with rolling member.Rolling member contact separately guiding the 1st moving rail 54 ' retaining rail 52 and guiding the 2nd moving rail 54 " the 1st moving rail 54 ' a sideway swivel.
The 2nd moving rail 54 " is fixed on the rail installation bracket 44, can makes and pull out drawer 40 along rail 50 direction slip forwards, backwards.In addition, decide the degree that drawer 40 is pulled out to the outside of pulling out, pull out the size of drawer 40 according to these decisions according to the length of pulling out of rail 50.
Fix the 2nd moving rail 54 on the rail installation bracket 44 of drawer 40 pulling out ", the 2nd moving rail 54 ", the 1st moving rail 54 ' and retaining rail 52 connect the rail 50 of combination like this and pull out the inside that drawer 40 is installed to drawer chamber 20 simultaneously together successively.
But the refrigerator of Gou Chenging is pulled out drawer and is had following shortcoming like this.
Pull out drawer 40 be mounted on the track along with the 1st moving rail 54 ', " and retaining rail 52 prolongs and the structure of forwards coming out the 2nd moving rail 54.Therefore, pull out drawer 40 and pull out apart from not long, and after forwards pulling out drawer 40, the space of use appears not having in the rear of pulling out drawer 40, so there is the low shortcoming of space availability ratio because of the influence that is subjected to moment.
The specific embodiment
For further understanding summary of the invention of the present invention, characteristics and effect, exemplify following examples now, and conjunction with figs. is described in detail as follows:
Fig. 3 is the oblique view of door open state that adopts the refrigerator of double drawer for refrigerator preferred embodiment of the present invention.As shown in the figure, 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 group food effectively being contained in refrigerating chamber 200 inside, the space mounting variform of refrigerating chamber 200, shelf and drawer.
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 user is placed on suitable food in the suitable space according to the temperature characterisitic that causes because of such cool-air feed difference and 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 laterally rotates.
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.As required, also can be a side of refrigerating chamber 200 as refrigerating chamber.
Drawer chamber 300 is arranged at refrigerating chamber 200 bottoms of body 100.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 to possess other cool-air feed mouth, can bring into play stronger cooling capacity.
Drawer chamber 300 not only as refrigerating chamber, can also be converted to refrigerating chamber as required.At this moment, because the space is bigger, can store the bad fruit thing in the container and vegetables or storage volume of being contained in than greatly or the heavier food of weight.
In drawer chamber 30) the front be installed as the sealing 300 inside, drawer chamber drawer type door 320.The lower end of drawer type door 320 is followed and is the hutch 340 lower end hinge combinations of stored food, and 3 sections rails 360 that multistage prolonged when direction was slided forwards, backwards are installed on hutch 340.
One side of 3 sections rails 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 rails 360.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.
In addition, the top of drawer chamber 300 is separated into the left and right sides, and possesses double-drawer 400 in a side, and storage will and need with other food food etc. of storage separately at the smaller food of hutch 340 storage.
Fig. 4 is a double drawer for refrigerator STRUCTURE DECOMPOSITION oblique view of the present invention.
Be described in more detail double-drawer below in conjunction with accompanying drawing.Double-drawer 400 is made of main drawer 420 and auxiliary drawer 440 and guide rail 460.
Main drawer 420 is to accommodate the food that will take care of, forms an one and the lineal hexahedral shape of top integral finish of front.The both side ends of main drawer 420 fronts and top end be the vertical curve specified width, which 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, 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.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, vertically is formed with a plurality of in main drawer 420 back.
Possesses the 1st rolling member 426 separately in the two sides of main drawer 420.The 1st rolling member 426 forms in main drawer 420 two sides rearward end in order to allow main drawer 420 slide smoothly.
The 1st rolling member 426 uses with the roller of main drawer 420 same materials or also can use rolling member such as bearing as required.Main drawer 420 is installed in 440 li of auxiliary drawer, slides forwards, backwards in the inboard of auxiliary drawer 440 and pulls out/push.
Fig. 5 is the following outward appearance oblique view of double drawer for refrigerator embodiment auxiliary drawer of the present invention.As shown in the figure, auxiliary drawer 440 forms the lineal hexahedral shape on the whole, 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.
There are front and back to separate the demarcation strip 442 of auxiliary drawer 440 inside in the inboard of auxiliary drawer 440.Demarcation strip 442 is that the bottom surface from auxiliary drawer 440 vertically protrudes upward, approximately extends to the specified altitude assignment of auxiliary drawer 440.
Length from the leading section of auxiliary drawer 440 bottom surfaces to demarcation strip 442 is not more than the length from the leading section of main drawer 420 bottom surfaces to rearward end.Main drawer 420 is installed in when rearward pushing under the state of 440 li of auxiliary drawer, and the back of main drawer 420 is with demarcation strip 442 contacts.
In order to make cold air flow into 420 li in main drawer glibly, demarcation strip 442 is positioned at can be on the cold airflow of main drawer 420 back inlet 424 height that all cover.
Can arbitrarily set according to purposes to the length of demarcation strip 442 from the bottom surface rearward end of auxiliary drawer 440, be separated out independent storage space S by demarcation strip 442 in auxiliary drawer 440 inboards of demarcation strip 442 rear sides, storage needs the separately food of keeping.
Possesses the rail of pulling out 450 in the two sides of auxiliary drawer 440.Pulling out rail 450 is to guide the 1st rolling member 426 of main drawer 420 two sides to roll, and begins to extend to the position of demarcation strip 442 from the two sides leading section of auxiliary drawer 440.
The leading section of pulling out rail 450 has becomes the insertion mouth 452 that the 1st rolling member 426 inserts passage.Inserting mouthfuls 452 is that front openings in auxiliary drawer 440 forms, and has bigger than the diameter of the 1st rolling member 426 a little bore for the 1st rolling member 426 is inserted easily.
Pull out rail 450 inside hang-up portion 454 is arranged.Hang-up portion 454 protrudes specified altitude assignment upward and forms, and when pulling out of main drawer 420 finished, further comes out in order to prevent main drawer 420, limits the rolling of the 1st rolling member 426.
Auxiliary drawer 440 two sides of pulling out rail 450 in installation are equipped with the 2nd rolling member 444.The 2nd rolling member 444 is for auxiliary drawer 440 is slided along the following guide rail that will illustrate 460, forms with the identical structure of the 1st rolling member 426.
The latter half of upside that the 2nd rolling member 444 is installed in auxiliary drawer 440 two sides is promptly pulled out the top of rail 450.Place till from the 2nd rolling member 444 installation sites to the leading section of auxiliary drawer 440 is formed with slide-and-guide 446.
Slide-and-guide 446 is that auxiliary drawer 440 pulls out/prevent when pushing that auxiliary drawer 440 is sagging, and the width that possesses appointment protrudes formation laterally.
Auxiliary drawer 440 is installed on the guide rail 460.Guide rail 460 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.
Guide rail 460 forms the lateral lengths Square consisting of two isosceles right-angled triangles shape long than longitudinal length, forms along the protuberance 462 and the resettlement section 464 of the horizontal direction length formation of guide rail 460 at the central portion of guide rail 460.
Protuberance 462 protrudes distance to a declared goal formation to the inside along the shell periphery of guide rail 460, so have the width of appointment.Thus, the inboard, position with protuberance 462 is recessed to form resettlement section 464 naturally, and the shape of resettlement section 464 is that the shape according to protuberance 462 decides.
Resettlement section 464 is that the 2nd rolling member 444 contacts and the position of rolling, has the width of appointment, moves when making the 2nd rolling member 444 stable rollings.
Describe the effect of double drawer for refrigerator of the present invention in detail below in conjunction with accompanying drawing
Fig. 6 is the synoptic diagram of double drawer for refrigerator running of the present invention.As shown in the figure, in order to pull out main drawer 420, the user forwards draws front panel 422 after catching the front panel 422 of main drawer 420.
If forwards draw front panel 422, the 1 rolling members 426 forwards to roll in the inboard of pulling out rail 450, main thus drawer 420 is drawn out.The 1st rolling member 426 moves to the hang-up portion 454 that pulls out rail 450 from the place ahead, if the rolling of the 1st rolling member 426 is subjected to the restriction of hang-up portion 454, main drawer 420 just stops to pull out.
After main drawer 420 was pulled out, if continue forwards to draw front panel 422, the 2nd rolling member 444 that is installed on the auxiliary drawer 440 forwards rolled in the inboard of guide rail 460.Because the 2nd rolling member 444 forwards rolls, auxiliary drawer 440 also forwards moves,
Main drawer 420 is drawn out rail 450 guiding and forwards moves, because auxiliary drawer 440 is forwards pulled out in continuation certainly, distance is pulled out at double in the place ahead of main drawer 420.Main drawer 420 and auxiliary drawer 440 are pulled out by staged, so the form that prolongs compared with multistage on the same line is subjected to the influence of less moment.
If fully forwards pull out main drawer 420, auxiliary drawer 440 is also forwards come out, just be connected in auxiliary drawer 440 back of coming out so thus and be separated the other storage space S that plate 442 separates and also expose, so can in storage space S, put into the food that needs classification to the outside.
After the storage space S of auxiliary drawer 440 inboards of putting into food in the storage space S of 420 li in main drawer or auxiliary drawer 440 inboards that formed by demarcation strip 442 or forming from 420 li in main drawer or by demarcation strip 442 takes out food, for double-drawer 400 is pushed, the user catches front panel 422 rearward to promote, and the 1st rolling member 426 rearward rolls pulling out rail 450 inside thus.
If the 1st rolling member 426 is rolled to the rearward end of pulling out rail 450, the back of main drawer 420 is with demarcation strip 442 contacts, if the user continues rearward to promote, the 2nd rolling member 444 that is installed on the auxiliary drawer 440 rolls along guide rail 460, and auxiliary drawer 440 is entered to the inside.
Thus, main drawer 420 and auxiliary drawer 440 enter into the inboard of drawer chamber 300 fully, and the storage space S of auxiliary drawer 440 inboards that formed by demarcation strip 442 also enters into the inboard of drawer chamber 300.
Scope of the present invention not only limits in the present embodiment, and one of ordinary skill in the art is that the basis can propose many clocks variation with the present invention in technical scope.
For example: double-drawer 400 is positioned at a side of drawer chamber 300 in an embodiment of the present invention, but double-drawer 400 also can be positioned on other positions of refrigerator body 100 as required.