Background technology
As shown in Figure 1, in general, refrigerator is to be used to refrigerate or the device of frozen food.Refrigerator mainly is by constituting with the lower part: inside is formed with the shell 20 of resettlement section; Be arranged on the inside of above-mentioned shell 20, and store the reservoir vessel of freon (not shown); The EGR of above-mentioned freon circulates.
Above-mentioned shell 20 is divided into two parts by central dividing plate 23, and one is the refrigerating chamber 22 with temperature storage food above freezing, and another is the refrigerating chamber 24 with the zubzero temperature storage food.Be respectively arranged with door 32,34 on above-mentioned refrigerating chamber 22 and the refrigerating chamber 24, above-mentioned door 32,34 is used to prevent that the cold air of refrigerator inside from spilling.The inboard of above-mentioned door 32,34 is provided with the spatial portion of pocket shape, and above-mentioned spatial portion can be accommodated some food.The inside of above-mentioned refrigerating chamber 22 and refrigerating chamber 24 is provided with a plurality of shelves 40 that are provided with for the ease of placing food.The inwall of above-mentioned refrigerating chamber 22 and refrigerating chamber 24 is provided with a plurality of depressed parts or the support chip that is used to support above-mentioned a plurality of shelf 40.
The shelf 40 of prior art is normally used plastic material, is made by injection molding mode.But when shelving food for a long time, above-mentioned shelf 40 will produce distortion.And along with consumers living's raising, the consumer not only has very high requirement to the quality of shelf 40, but also the outward appearance of shelf 40 is had certain pursuit.So the shelf 40 that uses tempered glass to make increases gradually.
No. the 4934541st, United States Patent (USP) is exactly the patented invention about the shelf of the refrigerator that adopts tempered glass.
In the shelf of above-mentioned refrigerator, the downside of upper bracket is formed with the paste section, and the effect of sealing and combination is played in the paste section.By the paste section lower bracket is installed in above-mentioned upper bracket and the glass plate back that combines.But said structure is easy to generate and rocks, thereby influence bond strength in the process that above-mentioned upper bracket and glass plate is combined by the paste section.And the adherence force between above-mentioned paste section, upper bracket and the glass plate is relatively poor, thereby influences the intensity of shelf 40.In addition, in order to need lower bracket, so cause the complex structure of shelf 40, assembling inconvenience in conjunction with above-mentioned glass plate.
In the process of above-mentioned paste section and above-mentioned upper bracket or glass plate stickup, rock if produce, will produce the gap between above-mentioned paste section and above-mentioned upper bracket or the glass plate, thereby cause the phenomenon of aqueous vapor from above-mentioned clearance leakage.When the liquid such as fruit juice of food are penetrated between the above-mentioned gap, also can cause corrosion, a lot of hygienic issues such as cleaning inconvenience.
The specific embodiment
Below in conjunction with drawing of the present invention, give detailed explanation.
Fig. 2 is the schematic diagram of the shelf of refrigerator of the present invention.Fig. 3 is the schematic diagram of the shelf bottom of refrigerator of the present invention.Fig. 4 is the decomposing schematic representation of the shelf bottom of refrigerator of the present invention.
To shown in Figure 4, shelf 60 of the present invention comprises the frame shape shelf stands 62 that is arranged on shell 20 inside as Fig. 2.On the above-mentioned shelf stands 62 in conjunction with glass plate 68.
The central authorities of above-mentioned shelf stands 62 are formed with breakthrough part 62a, are formed with inner flange 64 around above-mentioned breakthrough part.
The bottom of above-mentioned inner flange 64 is formed with the paste section 66 of pasting and sealing usefulness.Glass plate 68 is positioned over above-mentioned paste section 66, and is pasted together with above-mentioned paste section 66, and final and above-mentioned shelf stands 62 becomes one.The bottom of above-mentioned shelf stands 62 is formed with the lead-frame 65 of the protrusion that is used to locate above-mentioned glass plate 68.
Fig. 5 is the profile of A-A part among Fig. 3.As shown in Figure 5, be formed with the external flange 63 that downward prolongation forms on above-mentioned shelf stands 62 peripheries.The thickness that the thickness of said external flange 63 is pasted together greater than above-mentioned inner flange 64 and above-mentioned glass plate 68, paste section 66.
The bottom of above-mentioned lead-frame 65 is formed with hook 70.Support chip 76 combines with above-mentioned hook 70.Simultaneously, apply for above-mentioned glass plate 68 and upward pressure, thereby the shelf stands 62 and the glass plate 68 that contact with above-mentioned paste section 66 are combined closely.
In an embodiment of the present invention, above-mentioned hook 70 is arranged on the lower end of above-mentioned lead-frame 65.But the position of above-mentioned hook 70 is not the lower end that is only limited in above-mentioned lead-frame 65, and above-mentioned hook 70 can be arranged at any side of above-mentioned shelf stands 62.
In above-mentioned support chip 76, be formed with the depressed part 77 of perforation on the position corresponding with above-mentioned hook 70.After above-mentioned support chip 76 is positioned over above-mentioned hook 70, move above-mentioned support chip 76, above-mentioned support chip 76 is combined with above-mentioned hook 70.
On above-mentioned hook 70, be formed with the protuberance 72 that protrudes from the bottom of above-mentioned lead-frame 65 downwards.Be formed with the projection 74 that parallels with the bottom of above-mentioned shelf stands 62 on the end of above-mentioned protuberance 72.
The size of the depressed part 77 of above-mentioned support chip 76 is big or small corresponding with above-mentioned protuberance 72 and projection 74, thereby can make above-mentioned hook 70 connect above-mentioned depressed part 77.Be inserted under the state of above-mentioned depressed part 77 at above-mentioned protuberance 72 and projection 74, move above-mentioned support chip, above-mentioned support chip 76 is inserted between above-mentioned glass plate 68 and above-mentioned protruding 74 the top.
Above-mentioned protruding 74 top is preferably formed as along the downward-sloping inclined plane 73 of the extending direction of above-mentioned projection.Above-mentioned support chip 76 is clamped along above-mentioned inclined plane 73, thereby is exerted pressure in the top (being the bottom among Fig. 5) of above-mentioned glass plate 68.
As above the shelf of the refrigerator of Gou Chenging has following advantage: under the state that 76 pairs of above-mentioned glass plates 68 of above-mentioned support chip are exerted pressure, carry out the sclerosis of above-mentioned paste section 66.So in the hardening process of above-mentioned paste section 66, above-mentioned glass plate 68 can not rock, therefore, above-mentioned glass plate 68 can stick on the above-mentioned inner flange 64 tightly.As mentioned above, under the state to glass plate 68 pressurization, hardening process is carried out in above-mentioned paste section 66, so, between above-mentioned paste section 66 and above-mentioned inner flange 64 and the above-mentioned glass plate 68 with sealed, thereby can be firm be pasted together.
As mentioned above, apply in the pressure of above-mentioned shelf stands 62 at 76 pairs of above-mentioned glass plates 68 of above-mentioned support chip, hardening process is carried out in above-mentioned paste section 66.The hardening process of above-mentioned paste section 66 is installed to above-mentioned shelf in the shell of above-mentioned refrigerator, and can accommodates food after finishing.As above the shelf 60 of Gou Chenging can support the weight of the glass plate 68 of accommodating food.
Fig. 6 a and Fig. 6 b are the profiles of the state that shows that the hook on the shelf of refrigerator of the present invention combines with support chip.Below in conjunction with Fig. 6 a and Fig. 6 b, describe the manufacturing process of shelf in detail.
At first, make the frame shape shelf stands 62 that is formed with breakthrough part with injection molding with plastic material.Under with above-mentioned shelf stands 62 inverted states, on the inner flange 64 of above-mentioned shelf stands 62, form paste section 66.Then, glass plate 68 is placed on the top of above-mentioned shelf stands 62, vertically puts down above-mentioned glass plate 68, and above-mentioned glass plate 68 is pasted together with above-mentioned paste section 66.At this moment, utilize the breakthrough part 62a lead-frame 65 on every side that is arranged on above-mentioned shelf stands 62, above-mentioned glass plate 68 is positioned.
Then, support chip 76 is positioned at the upside of above-mentioned shelf stands 62.Then, in conjunction with the hook 70 on above-mentioned support chip 76 and the above-mentioned shelf stands 62.At this moment, the depressed part 77 of above-mentioned support chip 76 is placed into hook 70 on the above-mentioned shelf stands 62 top after, vertically put down above-mentioned support chip 76.After the hook 70 on the above-mentioned shelf stands 62 is inserted into depressed part 77 on the above-mentioned support chip 76, move above-mentioned support chip 76, above-mentioned support chip 76 is combined with above-mentioned protruding 74 downside.At this moment, above-mentioned support chip 76 is exerted pressure to the glass plate 68 that is arranged on its downside under the effect on above-mentioned protruding 74 inclined plane 73.Above-mentioned shelf is because there is the pressurization of above-mentioned support chip 76, even the stickup face between above-mentioned paste section and above-mentioned inner flange or the glass plate 68 is inhomogeneous, also can eliminate the gap between above-mentioned paste section and above-mentioned inner flange or the glass plate 68, make it to combine closely.
As mentioned above in the shelf of Gou Chenging, because under the state that 76 pairs of above-mentioned glass plates 68 of above-mentioned support chip are exerted pressure, hardening process is carried out in above-mentioned paste section 66, so can eliminate the gap between above-mentioned glass plate 68 and the above-mentioned inner flange 64, thus can make between above-mentioned glass plate 68 and the above-mentioned inner flange 64 combine more firm.
After finishing above-mentioned shelf by said process assembling, above-mentioned shelf is installed to refrigerator inside, and can accommodates food.
Above-mentioned support chip 76 supports the bottom of above-mentioned glass plate 68, simultaneously, and can supporting food prod and the weight of glass plate 68.
Describe second embodiment of the invention in detail below with reference to Fig. 7-Fig. 9.
Fig. 9 is the sectional view of A-A part among Fig. 7.As shown in Figure 9, be formed with the external flange 63 that downward prolongation forms on above-mentioned shelf stands 62 peripheries.The thickness that the thickness of said external flange 63 is pasted together greater than above-mentioned inner flange 64 and above-mentioned glass plate 68, paste section 66.
Be formed with the fixed lobe 78 of protrusion on inwall one side of said external flange 63.Fixed component 75 is clamped said fixing projection 78, and the effect of said fixing member 75 is, by being exerted pressure in the bottom of glass plate 68, thereby above-mentioned paste section 66 and above-mentioned shelf stands 62 and above-mentioned glass plate 68 is combined closely.
Be formed with on the central part of said fixing member 75 and said fixing projection 78 corresponding depressed parts 79.Said fixing projection 78 is sandwiched in the depressed part 79 of said fixing member 75, thereby finishes combination.At this moment, top (being downside among the figure) of said fixing member 75 contacts with above-mentioned glass plate 68, and above-mentioned glass plate 68 is applied the upwards pressure of (being downward among the figure).By the mode that 75 pairs of above-mentioned glass plates 68 of aforesaid said fixing member are exerted pressure, can improve the stickup performance of above-mentioned paste section 66 and shelf stands 62 and glass plate 68.
As above the shelf of the refrigerator of Gou Chenging has following advantage: under the state that 75 pairs of above-mentioned glass plates 68 of said fixing member are exerted pressure, carry out the sclerosis of above-mentioned paste section 66.So in the hardening process of above-mentioned paste section 66, above-mentioned glass plate 68 can not rock, thereby can improve the stickup performance.
As mentioned above, apply in the pressure of above-mentioned shelf stands 62 and paste section 66 directions at 75 pairs of above-mentioned glass plates 68 of said fixing member, hardening process is carried out in above-mentioned paste section 66.After the hardening process of above-mentioned paste section 66 finishes, the weight that fixed component 75 can support glass plate 68.
The end of said fixing member 75 (not shown) has been preferably formed as hook, and, on said fixing projection 78, be formed with the connection depressed part.Above-mentioned hook can hang over above-mentioned connection depressed part, thus the phenomenon of separating again after can preventing said fixing projection 78 and said fixing member 75 combining.
The following describes the manufacturing process of the shelf of refrigerator of the present invention.
At first, make the frame shape shelf stands 62 that is formed with breakthrough part with injection molding with plastic material.Under with above-mentioned shelf stands 62 inverted states, on the inner flange 64 of above-mentioned shelf stands 62, form paste section 66.
Then, glass plate 68 is placed on the top of above-mentioned shelf stands 62, vertically puts down above-mentioned glass plate 68, and above-mentioned glass plate 68 is pasted together with above-mentioned paste section 66.At this moment, utilize the breakthrough part 62a lead-frame 65 on every side that is arranged on above-mentioned shelf stands 62, above-mentioned glass plate 68 is positioned.
When pasting above-mentioned glass plate 68 and above-mentioned paste section 66, said fixing member 75 is inserted into protrusion on the fixed lobe on the side of above-mentioned shelf stands 62 78.At this moment, 75 pairs of above-mentioned glass plates 68 of said fixing member are exerted pressure, thereby above-mentioned paste section 66 and above-mentioned glass plate 68 and above-mentioned inner flange 64 are pasted together closely.When said fixing member 75 is exerted pressure to above-mentioned glass plate 68 in aforesaid mode, carry out to prevent rocking of above-mentioned glass plate 68 in the hardening process in above-mentioned paste section 66.
After finishing above-mentioned shelf by said process assembling, above-mentioned shelf is installed to refrigerator inside, and can accommodates food.
Said fixing member 75 supports the bottom of above-mentioned glass plate 68, and the weight of supporting food prod and glass plate 68.
The above shelf that refrigerator of the present invention has been described with reference to drawing.But right of the present invention is not confined to aforesaid embodiment, but is decided by the record in claims.Under the situation that does not exceed the technology of the present invention scope of putting down in writing in claims, the operator of relevant industries can carry out various deformation and modification to it.
In first embodiment of the invention, above-mentioned hook also can protrude on the external flange 63 and the shelf stands face between the lead-frame 65 that is arranged on above-mentioned shelf stands.And the above-mentioned support chip among the present invention is to form with the shape of a tetragonal sheet, but also can be to be made of a plurality of tetragonal sheets, perhaps with bar-shaped formation, and the position of support chip, quantity and shape are very freely.
In the second embodiment of the invention kind, said fixing projection 78 is arranged on the medial surface of said external flange 63.In addition, be provided with the fixed component 75 that is clipped on the said fixing projection 78.But, also can on the medial surface of said external flange 63, form fixed component, and on fixed component, be formed with depressed part, then, fixed lobe is inserted in the depressed part of said fixing member.
One side of said fixing member 75 also can be " Contraband " shaped aperture shape.