CN1112227A - Refrigerator - Google Patents

Abstract

The invention relates to a refrigerator which is divided into three chambers through separating walls, a pipeline is communicated between ventilating openings which are oppositely arranged on the separating walls, the installation time of the pipeline can be shortened through making the pipeline into a movable pipeline composed of a first pipeline 25 and a second pipeline 26 which can be inserted into the first pipeline in a sliding way, the installation is simple and convenient, the molding processing cost of the pipeline can be reduced, condensate water can be prevented to flow out towards the thermal insulating material, and the phenomenon of non refrigeration and slow refrigeration can not occur.

Description

Refrigerator

The present invention relates between partition wall, set the refrigerator of pipeline.

Traditional refrigerator has a kind of shown in 1979 No. 30221 communique of Japanese Utility Model patent announcement.

Below, describe with reference to accompanying drawing.

Fig. 9, Figure 10, Figure 11 are the skeleton diagrams of conventional refrigerator.

The 1st, refrigerator body, by outer container 2, and the interior case 3 established in the certain intervals of outer container and between these two the casees polyurethane foamed thermal insulating 4 of filling constitute, form the vegetable compartment 7 of refrigerating chamber 5, central portion refrigerating chamber 6 and the bottom of topmosts with partition wall 8,9.

The 10th, be located at the pressure fan of refrigerating chamber 6, will be by cool-air feed refrigerating chamber 6, the refrigerating chamber 5 of cooler (not shown) cooling, and make cold air turn back to cooler from refrigerating chamber suction inlet 11.

Above-mentioned vegetable compartment 7 makes the cold air after refrigerating chamber 5 circulations return from vegetable compartment suction inlet 13 by the pipeline 12 in refrigerating chamber 6 back side processes.

And pipeline 12 is divided into a plurality of, by be provided with at two ends flange 13 and with partition wall 8,9 against fixed-piping 12a, 12b and therewith the chimeric tubular pipeline 12c of fixed-piping 12a, 12b constitute.Fixed-piping 12a, 12b are installed on the partition wall 8,9 with screw 14.

But in above-mentioned traditional structure, pipeline 12 is divided into 3 parts of fixed-piping 12a, 12b and tubular pipeline 12c, inserts tubular pipeline 12c after installing and fixing pipeline 12a, 12b, so need the set-up time.

And, owing to be with screw 14 fixed-piping 12a, 12b to be installed on the partition wall 8,9, so the installation work-hour increase improves cost.

In addition, owing to pipeline 12 is arranged on the back side of refrigerating chamber 6, make the inwall cooling of pipeline 12, in the pipeline 12 that this has been cooled by being circulated throughout the malaria of refrigerating chamber 5, so there is following shortcoming: on the inwall of pipeline 12, can adhere to condensed water, this condensed water flows out to heat-insulating material 4 from the gap of tubular pipeline 12c and fixed-piping 12b connecting portion, and heat-insulating property is worsened, and causes the phenomenon of freezing slowly of not freezing of refrigerator.

The present invention will solve the problem of above-mentioned traditional structure, is purpose with the refrigerator that provides pipeline that summary is installed.

For reaching this purpose, refrigerator of the present invention, comprise three chambers of separating continuously, be located on the above-mentioned partition wall opposed ventilating opening and the movable pipeline that is connected between this ventilating opening with partition wall, described movable tubes road has the 1st pipeline and the 2nd pipeline that cooperates sliding freely of the 1st pipeline therewith, between described partition wall, the distance of the noncontact side end of two pipelines slides into the distance longer than partition wall spacing from the distance shorter than partition wall spacing, so installs to form.

In addition, refrigerator of the present invention comprises: with continuous three chambers of separating of partition wall, be located on the above-mentioned partition wall and be communicated with and opposed ventilating opening with adjacent chamber, and with the movable pipeline that is connected between this ventilating opening, described movable tubes road has the 1st pipeline, the 2nd pipeline that cooperates sliding freely of the 1st pipeline therewith, after the part of above-mentioned pipeline is inserted in the above-mentioned ventilating opening with the flange of above-mentioned partition wall butt, location usefulness, and the blocking mechanism that stops above-mentioned the 1st pipeline and the 2nd pipeline to move.

Movable pipeline is made with heat-insulating material.

Also have ventilating opening insertion section to make difform feature with movable pipeline.

And, blocking mechanism by be located at insert the projection on the square tube road periphery and be located at another pipe end, the snap-latch piece that fastens with above-mentioned projection constitutes.

Also has refrigerator of the present invention, by having disposed three chambers up and down, have 2 opposed ventilating openings, promptly have on the partition wall up the ventilating opening that is communicated with upper chamber and below the ventilating opening that is communicated with lower chambers is arranged on the partition wall, connect with movable pipeline between this 2 ventilating opening, described movable pipeline by the 1st pipeline and therewith the 2nd pipeline that matches sliding freely of the 1st pipeline constitute, in the 2nd pipeline that the 1st pipeline that will be connected with the next door, top is inserted in the next door, lower part is connected.

In addition, refrigerator of the present invention makes pipeline between outer container and interior case, and makes its filling mouth with the heat-insulating material of outer container relative, is provided with reinforcement on this pipeline periphery relatively partly.

Refrigerator of the present invention owing to be will be located on the partition wall with movable pipeline to be connected between the opposed ventilating opening only, therefore can make and install simply.

And,, move the 1st pipeline and the 2nd pipeline and make flange and aforementioned ventilating opening butt, so can easily determine the position because movable pipeline is divided into the 1st pipeline and the 2nd pipeline that matches sliding freely of the 1st pipeline therewith.And after moving, can move by the blocking mechanism restriction.

Also have, because movable pipeline makes with heat-insulating material, so moist cold air can not become colder during by pipeline.

Have again,, can not get wrong and can install reliably because of direction of insertion by movable pipeline is made different shapes to the insertion section of ventilating opening.

In addition, owing to constituted blocking mechanism by projection on the pipeline periphery that is located at insertion side and the snap-latch piece that fastens with above-mentioned projection that on another pipe end, is provided with, the displacement of therefore movable pipeline is defined, and can stop it to moving when finishing in the other direction in movable pipeline elongation.

And, configuration is up and down pressed in three chambers, have 2 opposed ventilating openings, promptly have on the partition wall up the ventilating opening that is communicated with upper chamber and below the ventilating opening that is communicated with lower chambers is arranged on the partition wall, between this 2 ventilating opening, connect with movable pipeline, since described movable pipeline by the 1st pipeline and therewith the 2nd pipeline that matches sliding freely of the 1st pipeline constitute, and in the 2nd pipeline that the 1st pipeline that is connected with the next door, top is inserted in the next door, lower part is connected, so even there is condensed water to adhere to also to enter partition wall one side of below in the pipeline.

In addition, pipeline is between outer container and interior case, and is and relative with the heat-insulating material filling mouth of outer container, owing to be provided with reinforcement on pipeline periphery of part relatively at this, so reinforcement can prevent to cause pipe deforming because of the blow pressure of foamed thermal insulating.

The simple declaration of accompanying drawing:

Fig. 1 is the longitudinal section that refrigerator one embodiment of the present invention is shown.

Fig. 2 is a refrigerator front view of having removed door.

Fig. 3 is that the A-A of Fig. 2 is to cutaway view.

Fig. 4 is that the B-B of Fig. 2 is to cutaway view.

Fig. 5 is the vertical view of the 1st pipeline.

Fig. 6 is the pipe side view when packing refrigerator into.

Fig. 7 is the vertical view of the 2nd pipeline.

Fig. 8 is the preceding pipe side view of refrigerator of packing into.

Fig. 9 is traditional refrigerator longitudinal section.

Figure 10 is that the C-C of Fig. 9 is to cutaway view.

Figure 11 is the major part enlarged drawing of pipeline among Fig. 9.

Followingly describe, and omit with conventional refrigerator same spline structure being arranged, the detailed description of band same tag part with reference to the embodiment of accompanying drawing to refrigerator of the present invention.

In Fig. 1-8,15 are provided in a side of the cooler at refrigerating chamber 6 back sides, separate by case 16 and refrigerating chamber 6 with described refrigerating chamber suction inlet 11.

And described partition wall 8,9 is provided with the plate 18,19 that synthetic resin constitutes by the upper and lower surface at foamed styrene 17 and forms.

Also have, form bulge 20 side-prominent in refrigerator at refrigerating chamber 6 places of interior case 3, the recess 21 that the back side of case 3 forms horizontal length in consecutive with this bulge 20 inserts aforementioned partition wall 8,9 respectively in this recess 21 simultaneously.On partition wall 8, offer the ventilating opening 22 that is communicated with refrigerating chamber 5 downwards at bulge 20 places of interior case 3.And on partition wall 9, offer the ventilating opening 23 that is communicated with vegetable compartment 7 upward at bulge 20 places of interior case 3.This ventilating opening 23 is positioned at relative position with ventilating opening 22.

The 24th, connect the movable pipeline that the synthetic resin by heat insulator of 22,23 of aforementioned ventilating openings is made, constitute by the 1st pipeline 25 cylindraceous and the 2nd pipeline 26.This movable pipeline 24 is that interior case 3 is being contained in the outer container 2, in interior case 3, partition wall 8,9 has been installed again after, be installed to ventilating opening 22,23 1 sides from the back side of outer container 2.After this, backplate 2a is installed at the back side of outer container 2, heat-insulating material is inserted from the inlet 2b of the heat-insulating material 4 of backplate 2a.

Described the 1st pipeline 25 is inserted in the 2nd pipeline 26 sliding freely.And on the periphery of the 1st pipeline 25 1 ends, be provided with the flange 27 that the plate 18 with partition wall 8 connects, this flange 27 and the pawl 28 that goes out from a distal process that inserts ventilating opening 22 with plate 18 clampings in case anti-avulsion go out.

In addition, on the periphery of the 2nd pipeline 26 1 ends, be provided with the flange 29 that the plate 19 with partition wall 9 connects, this flange 29 and the pawl 30 that goes out from a distal process that inserts ventilating opening 23 with plate 19 clampings in case anti-avulsion go out.

This movable pipeline 24 is that the 1st pipeline from the top is inserted in contraction state in the 2nd pipeline 26 and stretches to move until flange 27,29 being resisted against on the plate 18,19 to prolonging direction and install.

Above-mentioned the 1st pipeline 25 makes different shapes with insertion section 25a, 26b that the 2nd pipeline 26 inserts ventilating opening 22,23, insertion section 25a is cylindric, insertion section 26a has D otch 26b, and ventilating opening 22,23 also makes different shapes, so that do not get insertion up and down wrong.

In addition, about the sliding scale of the 1st pipeline 25 and the 2nd pipeline 26, the blocking mechanism that is made of projection 30a and snap-latch piece 31 fasten is set when two pipelines 25,26 are in elongation state.

Above-mentioned projection 30a and the 1st pipeline 25 form one, and snap-latch piece 31 is provided with grooving 32 in the end of the 2nd pipeline 26, so that can cross projection 30a when mobile, claw 33a stretches out from the end.

Also have, position relative with inlet 2b on the periphery of the 1st pipeline 25 is provided with reinforcement 33.

Therefore, by movable pipeline 24, for the assembly manipulation that cold air is introduced the pipeline that vegetable compartment 7 install from refrigerating chamber 5 has become simply.

And, when moving, prevent that with blocking mechanism two pipelines 25,26 from shortening, so the location before the heat-insulating material foaming just can be carried out simply by flange 27,29 restrictions the 1st pipeline the 25, the 2nd pipeline 26.

Also have because the 1st pipeline 25 of top inserts in the 2nd pipeline 26 of below, even thereby the condensed water heat-insulating material 4 that also can not bleed is arranged in the pipeline, heat-insulating property just can not worsen.Therefore, can not produce the interior phenomenon of freezing slowly of not freezing of refrigerator.

In addition, different by the 1st pipeline 25 and the end shape of the 2nd pipeline 26 are made, make up and down and can not adorn mistake, so condensed water just can not flow to heat-insulating material one side from pipeline.

Further, because pipeline the 25, the 26th, make,, also be difficult to pass to the medial surface of pipeline even therefore have the low temperature of refrigerating chamber 6 to transmit with synthetic resin, just can not be at medial surface because of the temperature difference dewfall.

And, because reinforcement 33 is arranged on the periphery of the 1st pipeline 25, even it is not yielding to be subjected to the blow pressure of heat-insulating material yet, consequently, the distortion of pipeline 25,26 internal diameters and the change of air quantity can not take place.

Described by the foregoing description, refrigerator of the present invention so install simply, can improve operability because the relative ventilating opening that only will be located on the partition wall with movable pipeline is connected.

And, with the 2nd pipeline that movable pipeline is split up into the 1st pipeline and cooperates sliding freely with the 1st pipeline, move the 1st pipeline and the 2nd pipeline and make flange and aforementioned ventilating opening butt, therefore can easily determine the position.And move the back and can limit mobile by blocking mechanism.Therefore, can not be offset in foamed thermal insulating filling preceding pipeline position, heat-insulating material can not release.

Also have,, can prevent from pipeline, to produce condensed water because movable pipeline is made with heat-insulating material.

In addition,, can not get direction of insertion wrong, correctly assemble, leak outside pipeline so can prevent condensed water by movable pipeline is made different shapes to the insertion section of ventilating opening.

Again because blocking mechanism by the projection of the pipeline periphery of being located at the side of insertioning and be located at another pipe end, and the hooking sheet of above-mentioned protrusions snap constituted, so the displacement of movable pipeline is limited, and when movable pipeline extends, stoped by reciprocal moving, so can not produce loosening.

And, with three chambers by being configured up and down, have 2 opposed ventilating openings, promptly the ventilating opening that is communicated with upper chamber on the partition wall up and below the ventilating opening that is communicated with of chamber, partition wall up and down side, connect with movable pipeline between these 2 ventilating openings, described movable pipeline constitutes by the 1st pipeline with the 2nd pipeline that the 1st pipeline cooperates sliding freely, and in the 2nd pipeline that the 1st pipeline that will be connected with the next door, top is inserted in the next door, lower part is connected, even so there is condensed water to adhere in the pipeline, also can enter partition wall one side of below, therefore can prevent the reduction of heat-insulating property.

And, pipeline is located between outer container and the interior case, and makes its heat-insulating material filling mouth relative, and on this pipeline periphery relatively partly, be provided with reinforcement with outer container, the blow pressure that this reinforcement can bear foamed thermal insulating prevents the distortion of pipeline, so can not hinder flowing of cold air.

Claims (7)

1, a kind of refrigerator, it is characterized in that, the movable pipeline that comprises three chambers of separating continuously, is located at opposed ventilating opening on the described partition wall and this ventilating opening is connected with partition wall, described movable tubes road has the 1st pipeline and the 2nd pipeline that matches sliding freely of the 1st pipeline therewith, make the distance of the noncontact side end of two pipelines slide into the distance longer than partition wall spacing from the distance shorter than partition wall spacing between above-mentioned partition wall, so installation forms.

2, a kind of refrigerator, it is characterized in that, comprise with continuous three chambers of separating of partition wall, be located at opposed ventilating opening that communicates on the described partition wall, with adjacent chamber and the movable pipeline that this ventilating opening is connected, described movable tubes road has the 1st pipeline, the 2nd pipeline that matches sliding freely of the 1st pipeline therewith, the part of described pipeline is inserted behind the described ventilating opening flange with the location usefulness of described partition wall butt and the blocking mechanism that stops above-mentioned the 1st pipeline and the 2nd pipeline to move.

According to claim 1 or the described refrigerator of claim 2, it is characterized in that 3, movable pipeline is made with heat-insulating material.

According to claim 1 or the described refrigerator of claim 2, it is characterized in that 4, movable pipeline makes different shapes to the insertion section of ventilating opening.

5, according to claim 1 or the described refrigerator of claim 2, it is characterized in that, constitute blocking mechanism by projection on the pipeline periphery that is located at insertion side and the snap-latch piece that fastens with described projection that is located on another pipe end.

6, a kind of refrigerator, it is characterized in that, three chambers are by configuration up and down, the top partition wall is provided with the ventilating opening that is communicated with upper chamber, below be provided with the ventilating opening that is communicated with lower chambers on the partition wall, this 2 ventilating opening is positioned at relative position, connects with movable pipeline between this 2 ventilating opening, described movable pipeline by the 1st pipeline and therewith the 2nd pipeline that matches sliding freely of the 1st pipeline constitute, in the 2nd pipeline that the 1st pipeline that will be connected with the next door, top is inserted in the next door, lower part is connected.

7, a kind of refrigerator, it is characterized in that, comprise outer container, be contained in the interior case in this outer container, with 2 partition walls separating up and down in the case in this, on this partition wall, form, be communicated with also 2 relative ventilating openings with the chamber of adjacency, and the pipeline that this ventilating opening is connected, the position of this pipeline between outer container and interior case, and relative with the heat-insulating material filling mouth of outer container, and on this pipeline periphery relatively partly, be provided with reinforcement.

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