CN203177571U - Refrigerating chamber - Google Patents

Abstract

The utility model provides a refrigerating chamber. The refrigerating chamber comprises separating bodies (122), doors (119), spacers (121), abutting components (123) and heat dissipating tubes (131). The separating bodies (122) separate the interior of a box body vertically, so that storing rooms of different temperature zones are formed. The doors (119) can open and close the opening portions of the storing rooms divided by the separating bodies (122). The spacers (121) are arranged between the opening portions and the doors (119). The abutting components (123) are arranged on the front surfaces of the door side of the separating bodies (122) and abut against the spacers (121). The heat dissipating tubes (131) are arranged on the separating bodies closer to the inner side of the refrigerating chamber than the abutting components (123). Compared with the center lines between doors (118) with high coverage temperature zones and the doors (119) with low coverage temperature zones, the heat dissipating tubes (131) are arranged towards the storing rooms with low temperature zones in a row.

Description

Freezer

Technical field

The utility model relates to the structure of the high freezer of energy-saving effect.

Background technology

Generally speaking, refrigerator constitutes, and forms a plurality of storerooms with demarcation strip to separating in the refrigerator main body, is respectively arranged with door accordingly with this storeroom.So, whole edge of opening parts of each storeroom are because of the easy dewfall of the temperature difference in outside atmosphere and the storeroom, it is so-called sweating, therefore partly bury the part of the radiating tube in the kind of refrigeration cycle underground at the edge of opening of this storeroom, by this radiating tube the opening marginal portion is heated, prevent sweating (for example with reference to TOHKEMY 2002-364978 communique).

Fig. 9 represents the sweating structure that prevents of the prior art.As shown in Figure 9, dispose the demarcation strip 81 of chevron shape in the front surface portion of the partition wall 78 that first refrigerating chamber 55 and second refrigerating chamber 56 are separated.The radiating tube 75 that has the sweating of preventing to use in the inside upper and lower settings of the protuberance 81a of this demarcation strip 81, and be provided with four pads (gasket: packing ring) 90～93 at the door 59,60 relative with this protuberance 81a.

This prevents the sweating structure, except the heating of being undertaken by radiating tube 75, also projects to a surface element by the front surface that makes the protuberance 81a that is arranged on demarcation strip 81 and assigns to improve surface temperature, prevents sweating.Meanwhile, make and prolong from the distance of configuration section to the first refrigerating chamber 55 of radiating tube 75 and second refrigerating chamber 56 that to suppress heat mobile by protuberance 81a is set.And then, by the effect of heat insulation of pad 90～93, prevent from moving the decline that causes energy saving because of the heat for the heating that prevents sweating to first refrigerating chamber 55, second refrigerating chamber 56.

But, in the structure of the prior art, must be formed with the protuberance 81a of the such special shape of chevron at demarcation strip 81, and must and door 59,60 between be provided with four pads 90～94 that seal, have the problem that causes cost to rise that complex structure and number of components increase etc. bring.In addition, along with cost rises, radiating tube 75 is two row in the upper and lower settings of protuberance 81a, it is more to add heat, therefore the heat to first refrigerating chamber 55, second refrigerating chamber 56 moves a residual part, need to be used for energy that the heat of the amount of this part is cooled off, the leeway of improving that is used for improving energy saving diminishes.

The improvement of this energy saving, for example to make radiating tube 75 be that row make and add heat and reduce and get final product though may be thought of as, the sweating inhibition of protuberance 81a front surface will become insufficient when making radiating tube 75 be row.Therefore, if making this radiating tube 75 is the inhibition that a row ground carries out sweating, then the thickness of demarcation strip 81 self will increase, and need guarantee from first refrigerating chamber 55, second refrigerating chamber 56 quite longly to the distance of the protuberance 81a front surface that contacts with extraneous air, and eliminate temperature difference with the outside.But when making the thickness thickening of demarcation strip 81, the volume of first refrigerating chamber 55, second refrigerating chamber 56 will reduce the amount of this thickening, and such result is not practical.

The utility model content

Refrigerator of the present utility model possesses: the box main body with heat-proof quality; Spacer body, it is separated box main body, makes the storeroom that the formation temperature band is different; And door, it can open and close the peristome of the storeroom of being divided by spacer body.Possess: pad, it is configured between peristome and the door, and the sealing of storeroom is improved; The butt parts, it is configured in the reveal front surface of spacer body, with the pad butt; And radiating tube, it is arranged on the spacer body that more leans on inside-of-refrigerator than butt parts.Center line between the door of the storeroom that the door of the storeroom that radiating tube is high with covering the temperature band and covering temperature band are low is compared the low storeroom side of deflection temperature band and is arranged in the mode that is configured to row.

Thus, the heating total amount that the butt parts of spacer body front surface are heated tails off, and tails off via the heat movement to each storeroom of butt parts, and consequently energy saving improves.Meanwhile, radiating tube can partly heat the spacer body of and storeroom that temperature band easily sweating low big with the temperature difference of external air temperature (below be also referred to as freezer room) side, suppresses sweating efficiently.In addition, by the structure that the freezer room side arranges only is partial in the position that arranges of radiating tube, can suppress sweating and improve energy saving, also can the volume of storeroom be reduced.In addition, do not need to make the front surface side of spacer body to be chevron or 4 pads are set, can realize that sweating inhibition and energy saving improve with simple and structure at a low price.

Description of drawings

Fig. 1 is the longitudinal section of the freezer of first embodiment of the present utility model.

Fig. 2 is the sectional view that the cooling structure to the freezer of first embodiment of the present utility model describes.

Fig. 3 is the major part amplification sectional view of the freezer of first embodiment of the present utility model.

Fig. 4 is the spacer body stereogram partly of the freezer of first embodiment of the present utility model.

Fig. 5 is the spacer body exploded perspective view partly of the freezer of first embodiment of the present utility model.

Fig. 6 is the major part stereogram of spacer body of the freezer of first embodiment of the present utility model.

Fig. 7 is the major part amplification sectional view of the freezer of second embodiment of the present utility model.

Fig. 8 is the major part amplification sectional view of the freezer of the 3rd embodiment of the present utility model.

Fig. 9 is the sectional view of the major part of expression freezer of the prior art.

The specific embodiment

Below, with reference to accompanying drawing embodiment of the present utility model is described.In addition, the utility model is not limited to present embodiment.

(first embodiment)

Fig. 1 is the longitudinal section of the freezer of first embodiment of the present utility model, Fig. 2 is the sectional view that the cooling structure to the freezer of first embodiment of the present utility model describes, and Fig. 3 is the major part amplification sectional view of the freezer of first embodiment of the present utility model.Fig. 4 is the spacer body stereogram partly of the freezer of first embodiment of the present utility model, Fig. 5 is the exploded perspective view to the spacer body of the freezer of first embodiment of the present utility model part, and Fig. 6 is the major part stereogram of spacer body of the freezer of first embodiment of the present utility model.

As shown in Figure 1, the box main body 101 of freezer 100 is by the outer container 102 of main use steel plate and utilize resin such as ABS to carry out moulding and the interior case 103 that obtains constitutes, and for example is filled with the foaming heat insulation parts of hard polyurethane foam etc. between outer container 102 and interior case 103.Freezer 100 is main by box main body 101 and heat insulation on every side.Box main body 101 is divided into a plurality of storerooms.Dispose refrigerating chamber 104 as storeroom at the topmost of box main body 101, dispose the vegetable compartment 105 as storeroom in the bottom of refrigerating chamber 104, dispose refrigerating chamber 106 as storeroom at foot.The peristome of these storerooms can be opened and sealing by door 117, door 118, door 119 respectively with closing.

It is stored refrigerated to carry out that refrigerating chamber 104 is set at lower limit with non-icing temperature, is set at 1 ℃～5 ℃ scope usually.Vegetable compartment 105 is set at and refrigerating chamber 104 equal or high temperature to a certain degree, is set at 2 ℃～7 ℃ scope usually.Refrigerating chamber 106 is set at the cryogenic temperature band to carry out freezing preservation, is set at-22 ℃～-15 ℃ scope usually.In addition, refrigerating chamber 106 for example also is set at-30 ℃ ,-25 ℃ low temperature sometimes in order to improve freezing preservation state.In addition, though vegetable compartment 105 also can be set to-18 ℃ refrigerating chamber switching temperature band, describe as vegetable compartment in this specification in the back.

Refrigerating chamber 106 rear areas at the foot of box main body 101 are provided with Machine Room 107.107 take in compressor 108 in the Machine Room, carry out the high-pressure side component parts of the kind of refrigeration cycle of drying machine (not shown) that moisture removes etc.

As shown in Figure 2, be provided with the cooling chamber 109 that generates cold air at the back side of refrigerating chamber 106.Between refrigerating chamber 106 and cooling chamber 109, be provided with the inside partition wall 110 with thermal insulation.The inside partition wall 110 is the conveying wind paths that are used to form to the cold air of each storeroom, the parts that each storeroom carried out heat insulation division.In cooling chamber 109, be equipped with cooler 111.Upper space at cooler 111 disposes cooling fan 112, and it will be blown into refrigerating chamber 104, vegetable compartment 105, refrigerating chamber 106 by the cold air of cooler 111 coolings by the forced convertion mode.Be provided with in cooling the time pharoid 113 to the frost that is attached to cooler 111 and periphery thereof, glass control that water defrosts in the lower space of cooler 111.And then, be provided with the defrost water that produces when receiving defrosting in the bottom of pharoid 113 and with the draining take-up reel 114 of its draining outside the case, the case in its downstream is outside equipped with evaporating pan 116.

Inside partition wall 110 is provided with: be used for being passed through the outlet 115 of cooling fan 112 guiding refrigerating chambers 106 by the cold air that cooler 111 generates; The suction inlet 115a that returns to cooler 111 with the cold air that makes in refrigerating chamber 106 circulation.In addition, in refrigerating chamber 106, dispose the receiver 126 of preserved food products class.The parts of receiver 126 for being drawn out of with drawer.

As shown in Figure 3, the end at the inner surface of door 119 is being provided with pad 121(week in refrigerating chamber 104, vegetable compartment 105 too entirely).Pad 121 is close to the metal butt parts 123 that are arranged at the front surface of spacer body 122, prevents that thus the cooling gas leakage of refrigerating chamber 106, vegetable compartment 105 inside is to outside.At this, spacer body 122 is with vegetable compartment 105 and refrigerating chamber separated parts about in the of 106, is formed by resin.

In addition, the part that contacts at the back side with butt parts 123 of spacer body 122 disposes radiating tube 131.Radiating tube 131 is to be the parts of butt parts 123 dewfall be used to the place ahead part that prevents spacer body 122, and radiating tube 131 is for to make the high temperature refrigerant of kind of refrigeration cycle (not shown) at the parts of internal circulation.Thereby, by the heat exchange of carrying out with high temperature refrigerant, butt parts 123 are heated, suppress to take place dewfall.

At this, in the present embodiment, can be clear and definite from Fig. 3, radiating tube 131 is configured to row, this allocation position be disposed at from door 118 and door between 119 by the center line B shown in the dotted line to refrigerating chamber 106 sides of configuration receiver 126, be the position that the low storeroom lateral deviation of temperature band is moved.And, further make radiating tube 131 be positioned at the more position of top of door 119 the pad 121 of the low refrigerating chamber of temperature band 106 sides.

And then near spacer body 122 (being the below in the present embodiment) butt parts 123 forms insulation part 124.Insulation part 124 forms as the part of the spacer body 122 that is used for making butt parts 123 directly contact with the inner space of refrigerating chamber 106, suppresses owing to conduct the temperature rising that makes refrigerating chamber 106 from the heat of butt parts 123.Like this, insulation part 124 becomes owing to object being the heat conduction insulation part that the solid heat conduction that produces against each other suppresses.

As shown in Figure 4, insulation part 124 is arranged at the width integral body that the below of butt parts 123 is spacer body 122.In addition, as Fig. 4, shown in Figure 5, be provided with peristome 128 at the both ends of the width of insulation part 124.Peristome 128 is the shape for lugs of giving prominence to foreign side on width, is inserted into the patchhole 127 that arranges in the part corresponding with the two side of interior case 103.As mentioned above, peristome 128 is inserted box main body 101, make the front portion of spacer body 122 be fixed in box main body 101.

As shown in Figure 6, dispose heat insulating member 134 at the back side of butt parts 123 inside-of-refrigerator.Heat insulating member 134 suppresses from the intrusion in the storehouse of the heat of radiating tube 131.And then the insulation part 124 in the bottom that is arranged at butt parts 123 is filled with the heat insulating member 130 of thermal insulation polyurathamc higher than the thermal insulation of the heat insulating member of the heat insulating member 134 of butt parts 123 the insides etc.Thus, the heat-insulating efficiency of insulation part 124 is improved, suppress heat and directly in the storehouse, invade from butt parts 123.

At the freezer that constitutes as above-mentioned mode, below its action, effect are described.

At first, the mobile of cold air in the refrigerating chamber 106 described.As shown in Figure 2, by the cold air of cooler 111 coolings, forcibly be blown to upper strata, middle level, the lower floor of refrigerating chamber 106 respectively from outlet 115 by the cooling fan 112 that rotates along with the rotation of motor.The Quilt with air conditioning that blows out blows to receiver 126, and the foodstuff of taking in is cooled off.To the cold air that foodstuff has carried out cooling, mode as shown by arrows, the space by receiver 126 and interior case diapire is inhaled into mouthful 115a and sucks, and is back to cooler 111, constitutes wind path.

As mentioned above, cold air is circulation time in refrigerating chamber 106, thereby is heated by carrying out heat exchange with the wall equitemperature than higher part.

At this, butt parts 123 are high temperature with respect to the cold air that is heated by radiating tube 131.But in the present embodiment, radiating tube 131 is configured to row, and 131 pairs of heating total amounts based on the butt parts of radiating tube are compared less with the situation that is configured to two row.Therefore, the temperature of butt parts 123 compared with prior art is suppressed lowlyer, tails off to up and down vegetable compartment 105 of spacer body, the heat conduction of refrigerating chamber 106 thus, can suppress heating of cold air, can improve cooling effectiveness.Consequently, can reduce consuming the electric power amount, namely improve energy saving.

In addition, radiating tube 131 only heats low refrigerating chamber 106 sides of temperature band, therefore can suppress the temperature difference sweating of the spacer body forward part of refrigerating chamber 106 sides of sweating greatly and easily with external air temperature efficiently.And then temperature reduces by the heat exchange of refrigerating chamber 106 sides, and the heat that compared with prior art becomes lower temperature is disperseed to the high vegetable compartment 105 sides heat of the temperature band of butt parts 123.Consequently, also can suppress the sweating of vegetable compartment 105 sides, can make the heat loss that is caused by the heat transmission in the vegetable compartment 105 than lacking in the prior art thus, can improve energy saving.

In addition, in the present embodiment, by making the structure that the position only relatively arranges to refrigerating chamber 106 sides that arranges of radiating tube 131, can suppress sweating and can improve energy saving, there is no need to make the thickness thickening of spacer body 122, therefore do not reduce the volume of vegetable compartment 105, refrigerating chamber 106.In addition, the front surface side that can make spacer body 122 is chevron or four pads is set, and can realize that sweating suppresses with simple and structure at a low price.

In addition, in the present embodiment, radiating tube 131 is also compared with the pad 121 of low refrigerating chamber 106 sides of temperature band and is disposed at the high vegetable compartment of temperature band 105 sides, therefore can prevent that the part that is heated by radiating tube 131 of butt parts 123 from directly contacting with cold air in the refrigerating chamber 106 by pad 121.Consequently, can reduce the generation of heat loss, further realize the raising of energy saving.

In addition, be provided with insulation part 124 between the low refrigerating chamber 106 of radiating tube 131 in spacer body 122 and temperature band, therefore can avoid butt parts 123 and refrigerating chamber 106 interior cold air directly to contact, and can be heat insulation to carrying out between the low refrigerating chamber 106 of radiating tube 131 and temperature band.And then, also can prevent the heat conduction of 106 sides from radiating tube 131 to refrigerating chamber effectively, can prevent from more reliably can improving energy saving because radiating tube 131 being arranged at the heat loss of the low refrigerating chamber 106 of temperature band that the low refrigerating chamber of temperature band 106 sides cause.Particularly, because insulation part 124 is provided with spacer body 122, has the thermal insulation heat insulating member 130 higher than the thermal insulation of the heat insulating member 134 of the inboard that is arranged at butt parts 123 in inside, therefore can improve the above-mentioned effect that prevents the heat conduction, prevents heat loss, further improve energy saving.

In addition, mode as described above can suppress heating of cold air, can make cold air with the cycle of states of low temperature thus, therefore can keep Temperature Distribution whole in the refrigerating chamber 106 equably.

(second embodiment)

Fig. 7 is the major part amplification sectional view of the freezer of embodiment of the present utility model.Wherein, for the part that can be suitable for the same structure of first embodiment of the present utility model or same technological thought, omit explanation, only describe at different parts.

As shown in Figure 7, in the present embodiment, be that the high vegetable compartment of temperature band 105 sides also arrange insulation part 125 at the upper portion with vegetable compartment 105 and the spacer body 122 of refrigerating chamber 106 separations of disposing receiver 126.And then, the insulation part 124 of the insulation part of upside 125 and downside, as the mounted insulation part 124,125 that forms with the parts different with butt parts 123, portion is equipped with the heat insulating member 130 identical with first embodiment within it.

At the freezer of said structure, below its action, effect are described.Wherein, for action, the effect of the first embodiment identical point of the present utility model, omit explanation.

In the present embodiment, possesses mounted insulation part 124,125 in the both sides up and down of butt parts 123, thus with only up and down the situation of a certain side compare, can further improve the heat of the butt parts 123 that come free radiating tube 131 heating is invaded the effect that suppresses.Namely can reduce the heat conduction to the high vegetable compartment 105 of temperature, can suppress heat loss, can improve energy saving.

(the 3rd embodiment)

Fig. 8 is the major part amplification sectional view of the freezer of the 3rd embodiment of the present utility model.Wherein, for the part that can be suitable for the same structure of first embodiment of the present utility model or same technological thought, omit explanation, only describe at different parts.

As shown in Figure 8, in the present embodiment, form butt parts 123 by resin material, the pad 121 that the sealing of the refrigerating chamber 106 that disposes receiver 126 is improved possesses magnet 121a, and at the spacer body 122 sides configuration magnetic sheet 140 of the butt parts 123 corresponding with pad 121.

According to this structure, the not good and excellent in heat insulating performance of himself heat conductivity of butt parts, though therefore the sweating inhibition to a certain degree reduces, and can suppress the hot of radiating tube 131 effectively and conduct to vegetable compartment 105, refrigerating chamber 106 sides, and can further improve energy saving.

As mentioned above, freezer of the present utility model can suppress sweating and improve energy saving, but can carry out various expansion in realizing the purpose of this utility model scope.For example, can under no problem prerequisite, each embodiment combination be implemented.

As mentioned above, freezer of the present utility model possesses: the box main body with heat-proof quality; Spacer body to separating in the box main body, makes the storeroom that the formation temperature band is different; Door, it can open and close the peristome of the storeroom of being divided by spacer body; Pad, it is disposed between peristome and the door, and the sealing of storeroom is improved; The butt parts, it is disposed at the reveal front surface of described spacer body, with the pad butt; And radiating tube, it is arranged on the spacer body that more leans on inside-of-refrigerator than butt parts.Center line between the door of the storeroom that the door of the storeroom that radiating tube is high with covering the temperature band and covering temperature band are low is compared the low storeroom side ground of deflection temperature band and is arranged in the mode that is configured to row.

Thus, the heating total amount that the butt parts of spacer body front surface are heated tails off, and tails off via the heat movement to each storeroom of butt parts, and consequently energy saving improves.Meanwhile, therefore radiating tube can suppress the temperature difference sweating of the spacer body part of the freezer room side of sweating greatly and easily with external air temperature efficiently only to the heating of freezer room side.

In addition, because the heat exchange temperature with the freezer room side reduces, the heat that compared with prior art becomes lower temperature is disperseed to the high storeroom of the temperature band of butt parts (hereinafter referred to as the high-temperature storage chamber) side heat, so also can suppress the sweating of high-temperature storage chamber side.Thus, can make because of the heat loss that causes to the transmission of high-temperature storage chamber side heat than lacking in the prior art, can improve energy saving.In addition, aspect formation, only be partial to the structure that the freezer room side arranges by the position that arranges that makes radiating tube, can suppress sweating, and can improve energy saving, can the volume of storeroom be reduced, in addition yet, the front surface side that can make spacer body is chevron or four pads is set, and can realize that sweating suppresses with simple and structure at a low price.

In addition, in the utility model, center line between the door of the storeroom that the door of the storeroom that radiating tube is high with covering the temperature band and covering temperature band are low is compared more by the low storeroom side configuration of temperature band, and compare with the pad of the low storeroom side of temperature band, be configured in the high storeroom side of temperature band.Can prevent that the part that temperature rises by the radiating tube heating of butt parts from directly contacting with the cold air of freezer room by pad, consequently, can reduce the generation of heat loss, can realize further improving energy saving.

In addition, in the utility model, between the low storeroom of the radiating tube of spacer body and temperature band, insulation part is set.Heat insulation to carrying out between the low storeroom of radiating tube and temperature band, and also can prevent the heat conduction from radiating tube effectively, can prevent from more effectively can further improving energy saving because radiating tube being arranged at the heat loss at the low storeroom place of temperature band that the low storeroom side of temperature band causes.

In addition, in the utility model, insulation part possesses the thermal insulation heat insulating member higher than the thermal insulation of spacer body in inside.By this structure, can improve the effect that prevents the heat conduction, prevents heat loss, can further improve energy saving.

In addition, in the utility model, also can between the high storeroom of spacer body and temperature band, insulation part be set.By this structure, can reduce the heat conduction to the high storeroom of temperature band, can prevent heat loss, can improve energy saving.

In addition, in the utility model, become the butt parts by resin material, make the pad of the sealing raising of storeroom possess magnet, and at the separation side of the butt parts corresponding with pad configuration magnetic sheet.Excellent in heat insulating performance though therefore the sweating inhibition to a certain degree reduces, can suppress the heat of radiating tube effectively to the heat conduction of storeroom side because himself hot mobility of butt parts is not good, can further improve energy saving.As mentioned above, the utility model provides a kind of freezer, it does not adopt complicated structure, does not make the thickness thickening of spacer body, can suppress sweating and improve energy saving, with the structure of simple low price and do not reduce the volume of storeroom, the energy saving height can be applicable to home-use, commercial freezer or vegetables private library.

Claims (6)

1. freezer is characterized in that possessing:

Box main body with heat-proof quality;

Spacer body, it is separated described freezer main body, makes the storeroom that the formation temperature band is different;

Door, it can open and close the peristome of the storeroom of being divided by described spacer body;

Pad, it is disposed between described peristome and the described door, and the sealing of described storeroom is improved;

The butt parts, it is disposed at the described reveal front surface of described spacer body, with described pad butt; With

Radiating tube, it is arranged on the described spacer body that more leans on inside-of-refrigerator than described butt parts,

Center line between the door of the storeroom that the door of the storeroom that described radiating tube is high with covering the temperature band and covering temperature band are low is compared the low storeroom side ground of the described temperature band of deflection and is arranged in the mode that is configured to row.

2. freezer as claimed in claim 1 is characterized in that:

Center line between the door of the storeroom that the door of the storeroom that described radiating tube and described covering temperature band are high and described covering temperature band are low is compared more by the low storeroom side configuration of described temperature band, and compare with the described pad of the low storeroom side of described temperature band, be configured in the high storeroom side of described temperature band.

3. freezer as claimed in claim 1 or 2 is characterized in that:

Between the low storeroom of the described radiating tube of described spacer body and described temperature band, be provided with insulation part.

4. freezer as claimed in claim 3 is characterized in that:

Described insulation part possesses the thermal insulation heat insulating member higher than the thermal insulation of described spacer body in inside.

5. freezer as claimed in claim 3 is characterized in that:

Described insulation part also is arranged between the high storeroom of described spacer body and described temperature band.

6. freezer as claimed in claim 1 or 2 is characterized in that:

Described butt parts are formed by resin material, make the pad of the seal raising of described storeroom possess magnet, and dispose magnetic sheet on the separation side of the described butt parts corresponding with described pad.

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