CN205607001U - Direct cooling refrigerator - Google Patents

Abstract

The utility model provides a direct cooling refrigerator, has a freezer, the freezer includes the inner bag, locates the door body in the inner bag outside and accept in a plurality of drawers in the inner bag, be provided with freezing evaporimeter in the inner bag, freezing evaporimeter will room between a plurality of sons, each are divided into to the space that the inner bag encloses the drawer corresponds the holding in one it is indoor between the son, the indoor baffle that still is provided with between the son, the baffle set up in on the freezing evaporimeter, and with the inner bag is connected. Above -mentioned direct cooling refrigerator, through setting up the baffle, the effectively room flow of air within a definite time between each son of separation for steam can't get into the top layer evaporating pipe of freezing evaporimeter along with air current motion, and then slows down the speed that the top layer evaporating pipe frosted, improves the thickness that frosts of each layer evaporating pipe, improves the homogeneity that freezing evaporimeter frosted.

Description

Direct cooling refrigerator

Technical field

This utility model relates to refrigeration technology field, particularly relates to a kind of direct cooling refrigerator.

Background technology

Refrigerator is requisite household appliances in contemporary Chinese family daily life, has direct cooling refrigerator and air-cooled Dividing of refrigerator.Direct cooling refrigerator compares with wind cooling refrigerator, have good refreshing effect, energy saving, noise little, The advantages such as Costco Wholesale is low.Refrigeration industry at present, the refrigerating evaporator overwhelming majority of direct cooling refrigerator uses fiber tube Layer shelf structure carries out cooling heat exchange, but this vaporizer layer surface easily frosting and also the frosting of each layer surface is thick Spending uneven, defrosting is also inconvenient.In freezing compartment, frosting is uneven, directly affects dividing of an indoor air flow Cloth, causes evaporator heat exchange coefficient to reduce, and refrigeration is deteriorated, and thicker frost layer also affects product Attractive in appearance.

At present direct cooling refrigerator refrigerating chamber frosting is uneven, is mainly reflected in frosting thickness from an indoor the superiors, The most down successively decreasing, the frosting of the especially Jian Shi the superiors is the thickest.Trace it to its cause: room between direct cooling refrigerator refrigerating chamber The free convection circulation of interior one fixed-direction of existence.Under refrigerator steady operational status, near door side, Airflow direction is from bottom to top；Away from door side, airflow direction is from the top down；Between ceiling end, airflow direction is by leaning on Nearly door effluent is to away from door side；Between bottom room, airflow direction by away from door effluent near door side.In door seal In the case of leakage heat, door seal sealing or refrigerating chamber open the door, hot and humid water vapour enters in freezing compartment, Under the free convection of this fixed-direction circulates, the air-flow near door seal flows up, and first touches First row freezing evaporation tube, the water vapour of humid air separates out on the tube wall and heat radiation steel wire of first row evaporation tube, The mass concentration of water vapour reduces；Humid air after dehumidifying enters near second row, the 3rd evaporation tube, and water steams Vapour dehumidifies further second row, the 3rd row, and water vapour mass concentration reduces further；Through two to three times The humid air of dehumidifying, now the concentration of water vapour is the lowest, subsequently into bottom or the 4th row's evaporation tube, Air-flow has some setbacks in bottom flowing, and due to the existence of eddy current, therefore bottom evaporator surface frosting thickness is the lowest, Thus occur that refrigerating chamber top frosting degree is far longer than other region phenomenon in freezing compartment.

Utility model content

Based on this, for the problems referred to above, it is necessary to provide a kind of direct cooling refrigerator, improve direct cooling refrigerator refrigerating chamber Each frosting thickness arranging evaporation tube, improves the uniformity of evaporation tube frosting thickness.

A kind of direct cooling refrigerator, has refrigerating chamber, and described refrigerating chamber includes inner bag, is located at outside described inner bag Door body and the some drawers being contained in described inner bag, be provided with refrigerating evaporator in described inner bag, described cold Freezing vaporizer and the space that described inner bag surrounds is divided into room between some sons, each described drawer correspondence is placed in Indoor between son described in one, between described son, indoor are additionally provided with dividing plate, and described dividing plate is arranged at described freezing and evaporating On device, and it is connected with described inner bag.

Wherein in an embodiment, between each described son, indoor are provided with dividing plate described in.

Wherein in an embodiment, described dividing plate is provided with the muscle of buckle, described buckle and described inner bag Bar hooks together connection.

Wherein in an embodiment, described buckle is two, and two described buckles are positioned at the two of described dividing plate Individual abutting end angle.

Wherein in an embodiment, described drawer includes the first side and the second side being oppositely arranged, institute Stating the first side to arrange near described door body, described first side is little with the difference of the height of described second side In 2cm.

Wherein in an embodiment, described first side is not more than with the difference of the height of described second side 1cm。

Wherein in an embodiment, described first side is equal with the height of described second side.

Wherein in an embodiment, described refrigerating evaporator includes multi-layer evaporation pipe.

Wherein in an embodiment, the described evaporation tube of each layer is uniformly arranged.

Wherein in an embodiment, described refrigerating evaporator is wire-and-tube evaporator.

Above-mentioned direct cooling refrigerator, by arranging dividing plate, can effectively intercept the flowing of air between room between each son, make Obtain steam and cannot enter the top layer evaporation tube of refrigerating evaporator along with air motion, and then slow down top layer evaporation tube The speed of frosting, improves the frosting thickness of each layer evaporation tube, improves the uniformity of refrigerating evaporator frosting.

And, by changing the difference in height of drawer the first side and the second side, it is to avoid cold in freezing compartment Gas overflows in drawer, reduces the energy consumption of direct cooling refrigerator.

Additionally, by the arrangement changing the tube bank of refrigerating evaporator each layer evaporation tube, it is to avoid because of the position near door body Putting evaporation tube tube bank closeer, during refrigeration, temperature is relatively low and make near door body position density relatively big, and then impact is straight The frosting uniformity of cold refrigerator.

Accompanying drawing explanation

Fig. 1 is the structural representation of the direct cooling refrigerator of this utility model one embodiment；

Fig. 2 is the Fig. 1 structural representation along AA cross section；

Fig. 3 is the structural representation of the dividing plate of this utility model one embodiment；

Fig. 4 is the structural representation at another visual angle of direct cooling refrigerator shown in Fig. 1；

Fig. 5 is Fig. 4 enlarged drawing at B；

Fig. 6 is the structural representation of the drawer of this utility model one embodiment；

Fig. 7 is the structural representation of the refrigerating evaporator of this utility model one embodiment.

Detailed description of the invention

Understandable for enabling above-mentioned purpose of the present utility model, feature and advantage to become apparent from, below in conjunction with attached Detailed description of the invention of the present utility model is described in detail by figure.Elaborate much have in the following description Body details is so that fully understanding this utility model.But this utility model can be retouched at this to be much different from The alternate manner stated is implemented, and those skilled in the art can be in the case of this utility model intension Doing similar improvement, therefore this utility model is not limited by following public being embodied as.

It should be noted that when element is referred to as " being fixed on " another element, and it can be directly at another yuan On part or element placed in the middle can also be there is.When an element is considered as " connection " another element, and it can To be directly to another element or to may be simultaneously present centering elements.Term as used herein " is hung down Straight ", " level ", "left", "right" and similar statement for illustrative purposes only, be not offered as It it is unique embodiment.

Unless otherwise defined, all of technology used herein and scientific terminology with belong to of the present utility model The implication that those skilled in the art are generally understood that is identical.Institute in description of the present utility model herein The term used is intended merely to describe the purpose of specific embodiment, it is not intended that in limiting this utility model. Term as used herein " and/or " include the arbitrary and all of of one or more relevant Listed Items Combination.

Seeing also Fig. 1 and Fig. 2, it is respectively the direct cooling refrigerator of this utility model one embodiment and along AA The cut-away view in cross section.

Direct cooling refrigerator 10 has refrigerating chamber 100, described refrigerating chamber 100 include inner bag 110, be located at described in Door body 120 outside gallbladder and the some drawers 130 being contained in described inner bag, be provided with in described inner bag 110 Refrigerating evaporator 140, the space that described inner bag 110 surrounds is divided into some sons by described refrigerating evaporator 140 Between room 111, each described drawer 130 correspondence is placed in described in one between son in room 111, room 111 between described son Inside being additionally provided with dividing plate 150, described dividing plate 150 is arranged on described refrigerating evaporator 140, and interior with described Gallbladder 110 connects.By arranging dividing plate 150, can effectively intercept the refrigerating chamber 100 closed circuit around surrounding, I.e., it is possible to effectively intercept the flowing of 111 air in room between each son so that steam cannot enter along with air motion Enter the top layer evaporation tube of refrigerating evaporator 140, and then slow down the speed of top layer evaporation tube frosting, improve each layer The frosting thickness of evaporation tube, improves the uniformity of refrigerating evaporator 140 frosting.

Further, refer to Fig. 2, between each described son, in room 111, be provided with dividing plate 150 described in, Preferably intercept the flowing of 111 air in room between each son, avoid steam to enter refrigerating evaporator largely The top layer evaporation tube of 140, improves the uniformity of refrigerating evaporator 140 frosting.

Referring to Fig. 3, it is the structural representation of dividing plate 150 of this utility model one embodiment.

Being provided with buckle 151 on dividing plate 150, see also Fig. 4 or Fig. 5, described buckle 151 is with described The rib 111 of inner bag 110 hooks together connection.Specifically, buckle 151 is two, two described buckles 151 It is positioned at two abutting end angles of described dividing plate 150.In the present embodiment, dividing plate 150 is glass partition, card Button 151 is made of plastics.

Refer to Fig. 6, for the structural representation of the drawer 130 of this utility model one embodiment.

Drawer 130 is open-topped rectangular structure, and described drawer 130 includes the first side being oppositely arranged Face 131 and the second side 132, described first side 131 for arranging near described door body 120, described the One side 131 is not more than 2cm with the difference of the height of described second side 132.Further, described One side 131 is not more than 1cm with the difference of the height of described second side 132.Further, described One side 131 is equal with the height of described second side 132, as such, it is possible to reduce the cold air of flowing from taking out Drawer 130 overflows, reduces the energy consumption of direct cooling refrigerator 10.

Referring to Fig. 7, it is the structural representation of refrigerating evaporator 140 of this utility model one embodiment.

Refrigerating evaporator 140 includes multi-layer evaporation pipe 141, and such as, refrigerating evaporator 140 includes three layers of evaporation Pipe 141, inner bag 110 is divided into room 111 between three sons by three floor evaporation tube 141.Further, each layer Evaporation tube 141 uniformly arrange, i.e. the position near door body 120 and the steaming of position away from door body 120 Send out pipe tube bank density identical, it is to avoid because the position evaporation tube tube bank near door body 120 is closeer, temperature during refrigeration Relatively low and make near door body 120 position density relatively big, and then affect the frosting uniformity of direct cooling refrigerator 10.? In the present embodiment, described refrigerating evaporator 140 is wire-and-tube evaporator.

Above-mentioned direct cooling refrigerator 10, by arranging dividing plate 150, can effectively intercept 111, room air between each son Flowing so that steam cannot along with air motion enter refrigerating evaporator 140 top layer evaporation tube, and then Slow down the speed of top layer evaporation tube frosting, improve the frosting thickness of each layer evaporation tube, improve refrigerating evaporator 140 The uniformity of frosting.

And, by changing drawer 130 first side 131 and the difference in height of the second side 132, it is to avoid cold Freeze the cold air in a room 130 to overflow in drawer 130, reduce the energy consumption of direct cooling refrigerator 10.

Additionally, by the arrangement changing 140 each layers of evaporation tube tube bank of refrigerating evaporator, it is to avoid because of near door body The evaporation tube tube bank of 120 positions is closeer, and during refrigeration, temperature is relatively low and cause near door body 120 position density relatively big, And then affect the frosting uniformity of direct cooling refrigerator 10.

Each technical characteristic of embodiment described above can combine arbitrarily, for making description succinct, the most right The all possible combination of each technical characteristic in above-described embodiment is all described, but, if these skills There is not contradiction in the combination of art feature, is all considered to be the scope that this specification is recorded.

Embodiment described above only have expressed several embodiments of the present utility model, its describe more concrete and In detail, but therefore can not be interpreted as the restriction to utility model patent scope.It should be pointed out that, it is right For those of ordinary skill in the art, without departing from the concept of the premise utility, it is also possible to do Going out some deformation and improvement, these broadly fall into protection domain of the present utility model.Therefore, this utility model is special The protection domain of profit should be as the criterion with claims.

Claims (10)

1. a direct cooling refrigerator, has refrigerating chamber, and described refrigerating chamber includes inner bag, is located at outside described inner bag Door body and some drawers of being contained in described inner bag, be provided with refrigerating evaporator in described inner bag, described The space that described inner bag surrounds is divided into room between some sons by refrigerating evaporator, and each described drawer correspondence houses In described in one between son indoor, it is characterised in that between described son, indoor are additionally provided with dividing plate, and described dividing plate is arranged On described refrigerating evaporator, and it is connected with described inner bag.

Direct cooling refrigerator the most according to claim 1, it is characterised in that between each described son, indoor are all provided with It is equipped with dividing plate described in.

Direct cooling refrigerator the most according to claim 1, it is characterised in that be provided with buckle on described dividing plate, Described buckle hooks together with the rib of described inner bag and is connected.

Direct cooling refrigerator the most according to claim 3, it is characterised in that described buckle is two, two Described buckle is positioned at two abutting end angles of described dividing plate.

Direct cooling refrigerator the most according to claim 1, it is characterised in that described drawer includes being oppositely arranged The first side and the second side, described first side is arranged near described door body, described first side and institute The difference of the height stating the second side is not more than 2cm.

Direct cooling refrigerator the most according to claim 5, it is characterised in that described first side and described the The difference of the height of two side faces is not more than 1cm.

Direct cooling refrigerator the most according to claim 6, it is characterised in that described first side and described the The height of two side faces is equal.

Direct cooling refrigerator the most according to claim 1, it is characterised in that described refrigerating evaporator includes many Layer evaporation tube.

Direct cooling refrigerator the most according to claim 1, it is characterised in that the described evaporation tube of each layer is equal Even arrangement.

Direct cooling refrigerator the most according to claim 1, it is characterised in that described refrigerating evaporator is silk Tubular evaparator.