CN109564054A

CN109564054A - Freezer

Info

Publication number: CN109564054A
Application number: CN201780047441.9A
Authority: CN
Inventors: 堀井慎; 堀井慎一; 中川雅至; 宫坂亚有子; 西泽克彦
Original assignee: Panasonic Intellectual Property Management Co Ltd
Current assignee: Panasonic Intellectual Property Management Co Ltd
Priority date: 2016-08-10
Filing date: 2017-08-02
Publication date: 2019-04-02
Also published as: WO2018030227A1

Abstract

Freezer includes the recess portion (1a) of freezer main body (1) and setting in the upper back of freezer main body (1).The backplate (34) of freezer main body (1) is the tabular of not corner portion.The flat part of overleaf plate (34) is arranged in vacuum heat insulation material (52).Overleaf the ratio vacuum heat insulation material (52) of plate (34) position against the top is provided with the injection hole (36) of foamed heat-insulating material.

Description

Freezer

Technical field

The present invention relates to freezers.

Background technique

In general, the main body of freezer is made up of the filling-foam heat-barrier material between interior case and outer container.Into one Step, be provided between the respective interior case of plate portion, top plate portion and back portion and outer container of freezer main body vacuum every Thus hot material improves the thermal insulation of freezer main body (for example, referring to patent document 1).

Figure 25 indicates the existing freezer recorded in patent document 1.Existing freezer 100 shown in Figure 25 has The top rear of the freezer main body 110 of multiple storerooms (not shown) is provided with Machine Room 101.It is configured in Machine Room 101 Compressor and condenser of the refrigeration cycle of cooling multiple storerooms etc..

Figure 26 is the sectional view for cutting off the freezer main body 110 of freezer 100 shown in Figure 25 by 260-260 line.Such as Shown in Figure 26, in the respective interior case 102 of the plate portion, top plate portion and back panel portion of freezer main body 110 and outer container 103 Between, it is provided with vacuum heat insulation material 104.Freezer main body 110 with using vacuum heat insulation material 104, by polyurathamc etc. The foamed heat-insulating material 105 of composition constitutes the heat-insulated modes such as outside air outside the library of freezer main body 110.

The existing freezer main body 110 constituted in this way not only has the heat insulation using foamed heat-insulating material 105, and And there is the heat insulation for utilizing vacuum heat insulation material 104, so high heat-proof quality can be obtained.In addition, freezer main body The wall on 110 two sides and case top is also capable of forming thin, so being capable of increasing the volume of storeroom.

On the other hand, the freezer main body 110 for being provided with corner portion 107 can be arranged injection foaming in corner portion 107 and gather The injection hole of the foamed heat-insulating materials such as urethane.There is the vacuum heat insulation material 104 that can not be secured at back panel portion as a result, Hinder ground to the advantages of injecting foamed heat-insulating material between the interior case and outer container of freezer main body 110.

In addition, the freezer 100 of the top rear of freezer main body 110 is arranged in Machine Room 101, it is capable of increasing lower part The volume of storeroom, so can be improved ease of use.

But such existing freezer main body 110 is as shown in figure 26 like that, overleaf the both sides of plate part are formed There is corner portion 107.Therefore, the bonding area of the vacuum heat insulation material 104 of freezer main body 1 narrows.Thus, it is desirable to by backplate The wall thickness such as part thicken and strengthen and utilize the heat-insulated of foamed heat-insulating material 105.In addition, thicken correspondingly with wall thickness, storeroom Volume tails off.

In addition, in general, being provided with multiple storerooms, example in the freezer main body with thermal insulation in freezer Such as refrigerating chamber, freezing chamber and vegetable compartment, in the storage of multiple storerooms, cooling preservation food.Therefore, it is necessary to make freezer main body There is high thermal insulation with door.For example, the filling-foam polyurethane between the outer container and interior case of freezer main body, further, Vacuum heat insulation material is arranged in the back side of freezer main body and side.Recently, it is also shown the top side configuration control in freezer main body The freezer in portion is also equipped with vacuum heat insulation material in top surface in such freezer (for example, referring to patent document 2).

Figure 27 indicates the existing freezer recorded in patent document 2.Existing freezer 200 shown in Figure 27 is refrigerating The rear top of the top surface 202 of library main body 201 is provided with control unit 203.In addition, being provided with vacuum heat insulation material in top surface 202 204 to obstruct the heat from control unit 203.In addition, the rear top in top surface 202 is provided with stage portion 205, in stage portion 205 are provided with control unit 203.Therefore, vacuum heat insulation material 204 is in the concaveconvex shape according to the top surface 202 with stage portion 205 Shape shape substantially step-likely, as shown in figure 27 like that, outer container 206 inner surface for constituting top surface 202 is set.

According to the structure of freezer described in Patent Document 2, the outside air heat nature except top surface 202 can hinder Every the heat from control unit 203 can also be obstructed by vacuum heat insulation material 204, so high cold of heat insulation can be obtained Zang Ku.

But in such a configuration, can by substantially step-like forming vacuum heat insulation material 204 cover be only It is provided with the front-rear direction of the width of the control unit 203 of stage portion 205.Therefore, the freezer master of vacuum heat insulation material 204 is utilized The coverage rate of the top surface 202 of body 201 tails off.

In addition, if to improve the coverage rate of the vacuum heat insulation material 204 of top surface 202, then need in substantially step-like Prepare flat vacuum heat insulation material other than the vacuum heat insulation material 204 of forming, which is matched It sets in the flat top surface 202 of the left and right sides of control unit 203.In this way, then exist components number and operation workmanship's time-varying it is more and The problem of cost performance is lower.

In addition, in general, by compressor compresses refrigerant, making compressed refrigeration using cooler in freezer Agent evaporates and generates cold air, and cold air generated is supplied by fan to the storerooms cooling food such as refrigerating chamber and freezing chamber.

Such freezer, it is known in order to increase the storage volume of storeroom and the top rear in freezer main body is set It sets Machine Room, compressor is set in Machine Room, increase the structure of the type of the storeroom volume of freezer lower body part.At this In kind freezer, the handle of carrying is provided with using the two side portions of Machine Room (for example, referring to patent document 3).

Figure 28 indicates the existing freezer recorded in patent document 3.Existing freezer 300 shown in Figure 28 has The top rear of the freezer main body 301 of multiple storerooms (not shown) is provided with Machine Room 302, is configured in Machine Room 302 Compressor 303 and condenser 304 of the refrigeration cycle of cooling multiple storerooms etc..

Freezer main body 301 is provided with the handle 305 of freezer carrying in the both sides of Machine Room 302.Handle 305 is set The corner portion 306 in the back side both sides for being set to freezer main body 301 is set, handle 305 is not from the back side of freezer main body 301 Rearward mode outstanding is constituted.

The structure of such existing freezer 300 is supplied, freezer main body 301 is because the setting of Machine Room 302 is refrigerating The top rear of library main body 301 improves ease of use so be capable of increasing the volume of lower part storeroom.Further, additionally it is possible to Using the recess portion of the generation of corner portion 306 because of backplate two side portions, handle 305 is easily held.Further, because of handle 305 do not protrude rearward from the back side of freezer main body 301, so can be realized the tight of the setting area of freezer main body 301 Gathering.

But existing freezer main body 301 and above-mentioned existing freezer 100 are same, the both sides quilt of backplate Chamfering, so cannot configure flat vacuum heat insulation material to chamfered part.Therefore, it has to make freezer main body 301 The wall thickness of back face wall thicken, and with by the amount of the wall thickness thickening of back face wall, correspondingly, the volume of storeroom tails off.

In order to avoid the reduction of the volume of such storeroom, cancel the corner portion of the backplate of freezer main body 301 306, enable entire freezer main body 301 the back side be it is planar, make vacuum heat insulation material with being substantially paved with the both sides of backplate Configuration, keeps back side wall thickness thinning, increases storeroom volume.

But in this case, due to Machine Room 302 both sides, the handle 305 of setting freezer carrying Corner portion 306 disappears, so handle 305 becomes the ruler for rearward protruding the gripping that is easy to let go from the back side of freezer main body 301 Very little shape.Although accordingly, there exist freezer main bodys 301 itself not to become larger, the installation space of freezer main body 301 is but The problem of becoming larger.

In addition, general freezer can start when long-time uses in the cooler frosting of cold air generation, cooling capacity Decline.Therefore, defrosting operating is carried out by per stipulated time in freezer.That is, carrying out making to adhere to using heater etc. in freezer Melt in the frost of cooler, defrosted water is lodged in the operating of the defrosting in evaporating pan.

About the defrosted water in evaporating pan, by making evaporating fan driving after defrosting and operating, by evaporating fan Wind blows on the water surface to evaporating pan and makes the water evaporation (for example, referring to patent document 4).

Figure 29 and Figure 30 indicates the defrosting structure of existing freezer described in Patent Document 4.As shown in Figure 29 and Figure 30, In existing freezer 400, in the inside for the Machine Room 401 for being set to the bottom of freezer main body 410, with accumulation defrosted water Evaporating pan 402 be provided with evaporating fan 403.

Side on the right side of when in terms of the back side from Machine Room 401 is provided with air entry 404, and the side in left side is provided with row Port 405.Air entry 404 and the respective a part of exhaust outlet 405 are formed in the left and right that the back side of freezer main body 410 is arranged in The corner portion 406 of both sides.

In the existing freezer 400 constituted above, when defrosting movement terminates, drives evaporating fan 403, from suction Port 404 attracts outside air and blows to the defrosting water surface of evaporating pan 402.The wind blowed makes Defrost water evaporating, from exhaust Mouthfuls 405 to external exhaust gas.

In above-mentioned existing defrosting structure, because making to accumulate in evaporating pan 402 using the wind from evaporating fan 403 Defrost water evaporating, so can efficiently make Defrost water evaporating.Further, falling in the left and right sides portion of freezer main body 410 Corner 406 is provided with air entry 404 and exhaust outlet 405.According to this structure, that is, the back of freezer main body 410 is become Face and wall surface are arranged close to and block shape as the air entry 404 and exhaust outlet 405 at the back side of freezer main body 410, Outside air reliably can be sucked into Machine Room 401, be exhausted.

But above-mentioned existing freezer 400 and above-mentioned existing freezer 100 and freezer 300 are same, have refrigeration The corner portion 406 that the left and right sides portion of the backplate of library main body 410 is chamfered, so cannot be at the back side of freezer main body 410 The corner portion 406 of plate configures flat vacuum heat insulation material.Therefore, it has to make the wall of the back face wall of freezer main body 410 Thickness thickeies, and correspondingly, the volume of storeroom tails off by the amount of the wall thickness of back face wall thickening.

For this point, consider to enable freezer main body by the corner portion 406 for the backplate for cancelling freezer main body 410 The 410 entire back side be it is planar, configure vacuum heat insulation material with being substantially paved with the left and right sides portion of backplate, make back face wall It is thick thinning, increase storeroom volume.

But in this case, the corner portion 406 in the left and right sides portion at the back side of freezer main body 410 is set Air entry 404 and exhaust outlet 105 can disappear.Therefore, make the back side of freezer main body 410 be arranged close to place wall surface set In the case where setting freezer 400, the air entry 404 and exhaust outlet 405 for becoming the back portion of freezer main body 410 are blocked up by wall surface The flowing of the state of plug, the wind in Machine Room 401 is deteriorated, evaporation efficiency decline.

In addition, in general, freezer due to weight weight and the lower rear of freezer main body be provided with roller (for example, Referring to patent document 5).

Figure 31 and Figure 32 indicates the structure of the setting unit of the roller of existing freezer described in Patent Document 5.Such as Figure 31 institute Show, the lower part rear of the freezer main body 510 of freezer 500 is provided with the cover 501 of Machine Room.In addition, in freezer main body The reinforcing beam 502 that the 510 side plate lower parts for being provided with freezer main body 510 are reinforced.As shown in figure 32, at the rear of reinforcing beam 502 End bottom surface screw is fixed with roller bearing part 503, is pivotally supported roller 504 by roller bearing part 503.Roller 504 configuration be set to it is cold Hide the corner portion 505 in the left and right sides portion at the back side of library main body 510 so that roller 504 not from the side of freezer main body 510 and The outwardly projecting mode in the back side is constituted.In addition, roller 504 is covered by jacket 506.

According to the structure of above-mentioned existing freezer 500, because the configuration of roller 504 is in the backplate two of freezer main body 510 The corner portion 505 of side, so roller 504 is not protruded outward from the side of freezer main body 510 and the back side.It is cold thereby, it is possible to realize Hide the densification of the setting area of library main body 510.

But in above-mentioned existing freezer 500, with above-mentioned existing freezer 100, freezer 300 and freezer 400 Equally, the left and right sides portion of the backplate of freezer main body 510 is chamfered, and the back side of freezer main body 510 is provided with chamfering Portion 505.It is thus impossible to which the part being chamfered at the back side of freezer main body 510 configures vacuum heat insulation material, to have to The wall thickness of back face wall is set to thicken.Therefore, with by the amount of the wall thickness of the back face wall of freezer main body 410 thickening correspondingly, storeroom Volume tail off.

For this point, it is also contemplated that by cancelling the corner portion 505 of the backplate of freezer main body 510, enable freezer master The entire back side of body 510 becomes planar, and vacuum heat insulation material is made to be paved with the width of the left and right sides at the back side of freezer main body 510 The configuration of degree ground, keeps the wall thickness of the back face wall of freezer main body 410 thinning, increases storeroom volume.

But in this case, due to being not provided with the chamfering in roller 504, freezer main body 510 left and right sides portion Portion 505 needs so taking the size as status in order not to increase installation space in order to refrigerate the setting of roller 504 It makes efforts in the horizontal plane of library main body 510.

Existing technical literature

Patent document

Patent document 1: Japanese Unexamined Patent Publication 2013-83411 bulletin

Patent document 2: Japanese Unexamined Patent Publication 2009-24922 bulletin

Patent document 3: Japanese Unexamined Patent Publication 2015-59700 bulletin

Patent document 4: Japanese Unexamined Patent Publication 2011-185472 bulletin

Patent document 5: Japanese Unexamined Patent Publication 2011-185470 bulletin

Summary of the invention

The present invention be in view of existing freezer as described above there are the problem of and the invention completed, for providing raising The good freezer of thermal insulation, do not increase library internal volume ease of use with not increasing installation space.

Specifically, an example according to the present invention, can obtain not to the injection to foamed heat-insulating material under Portion's storeroom volume makes the area of the vacuum heat insulation material at the back side that freezer main body is arranged in increase, make to refrigerate with bringing obstacle The wall thickness of library main body is thinning and improves the freezer of thermal insulation.

More specifically, the freezer of an example of the invention includes having the freezer main body of multiple storerooms and setting Set the recess portion in the upper back of freezer main body.Freezer main body has the flat backplate of not corner portion.Do not having There is the flat backplate of corner portion to be provided with vacuum heat insulation material.In addition, overleaf the ratio vacuum heat insulation material of plate is top The position of side is provided with the injection hole (the 1st injection hole) of foamed heat-insulating material.

According to this structure, self seeding hole injection foamed heat-insulating material not by vacuum heat insulation material hinder with composition Be arranged in the bottom surface of the recess portion of the upper back of freezer main body face collision and disperse, fill to freezer main body interior case and Between outer container.Further, the bonding area of the vacuum heat insulation material of the back portion of freezer main body can be increased.As a result, Thermal insulation can be substantially ensured, so the wall thickness of freezer main body can be made thinning.That is, can be using setting in freezer main body Upper back recess portion, strengthen the thermal insulation at the back side of freezer main body with not damaging the injection of foamed heat-insulating material, and Increase the library internal volume of freezer main body.

In addition, the freezer of an example of the invention includes the freezer main body with multiple storerooms, is arranged cold It hides the backplate at the back side of library main body and configures the vacuum heat insulation material of overleaf plate.Backplate is the plate of not corner portion Shape.Backplate can also be held on it with protruding portion.Further, it is also possible to be provided with the injection of foamed heat-insulating material in protruding portion Hole (the 1st injection hole).

According to this structure, self seeding hole injection foamed heat-insulating material by vacuum heat insulation material hinder do not fill to Between the interior case and outer container of freezer main body.Further, the vacuum heat insulation material of the back portion of freezer main body can be made Bonding area becomes larger, and the wall thickness of freezer main body can be made thinning.That is, the protrusion that the overleaf upper end of plate is arranged can be utilized Strengthen the thermal insulation at the back side of freezer main body with not damaging the injection of foamed heat-insulating material, and increase freezer main body in portion Library internal volume.

In addition, the freezer of an example of the invention may be such as flowering structure: freezer main body has interior case, interior case Stage portion with recess portion formation.In this case, can also the overleaf injection hole (the 1st injection hole) of plate inner surface Side is provided with cover.Cover configures between the stage portion of the recess portion formation of the bottom surface and interior case of recess portion.

According to this structure, cover can using by its up and down either one as fulcrum, in recess portion bottom surface and interior case Recess portion formation stage portion between formed space side rotation mode be arranged.It is therefore prevented that from insertion injection hole The flowing partes tegmentalis part of the foamed heat-insulating material of foamed heat-insulating material injection pipe hinders.Foamed heat-insulating material can be good as a result, Ground injects between the interior case and outer container of freezer main body.

In addition, can also be arranged in the lower part of the backplate of freezer main body in the freezer of an example of the invention There is injection hole (the 2nd injection hole).In this case, the lower end of vacuum heat insulation material can also be set to backplate The opposite part of the injection hole (the 2nd injection hole) of lower part forms notch.

According to this structure, additionally it is possible to inject foamed heat-insulating material from the lower part of backplate.In addition, according to such knot Structure, vacuum heat insulation material can not hinder being fluidly arranged to backplate from the foamed heat-insulating material of lower part injection hole injection Lower section.Therefore, the thermal insulation at the back side of freezer main body can be strengthened, and promote the slimming of the wall of freezer main body, into The increase of one step realization library internal volume.

In addition, the freezer of an example of the invention, backplate also can have the left and right width with freezer main body Substantially identical width.When the backplate of freezer main body is provided with corner portion, backplate cannot be in having and freezer The tabular of substantially the same width of the left and right width of main body is formed, but by not being arranged in the backplate of freezer main body Corner portion, backplate can be formed in the tabular with the width substantially the same with the left and right width of freezer main body.

In addition, the present invention improves the coverage rate of vacuum heat insulation material, improves top with providing the increase for not leading to manufacturing cost The freezer of the thermal insulation in face.

Specifically, the freezer of an example of the invention includes the filling-foam heat-barrier material between outer container and interior case And the freezer main body constituted.The top surface of the outer container of freezer main body is provided with control unit.Control unit setting is outside being set to The opening of the top surface of case or the recess portion of concaveconvex shape.Forming insulation part is configured in the inside of the top surface of the outer container of freezer main body Part.The face for shaping the control unit side of heat insulating member is formed in the shape of the concaveconvex shape of the top surface of covering outer container, with control unit side The face of face opposite side be substantially in planar formation.Vacuum is configured in the part of the substantially planar shape of forming heat insulating member Heat-barrier material.

According to this structure, even if being configured with control unit on the top of freezer main body, outer container top surface has concave-convex Shape also can include the outer container top surface of control unit using a flat vacuum heat insulation material covering.Therefore, there is no need in order to It covers concaveconvex shape and prepares multiple vacuum heat insulation materials, so the ground such as the cost increase of vacuum heat insulation material can not be caused to mention The coverage rate of the vacuum heat insulation material of high outer container top surface improves the thermal insulation of freezer body top face.

In addition, vacuum heat insulation material can also incline relative to the top surface of outer container in the freezer of an example of the invention Tiltedly configure.

According to this structure, vacuum heat insulation material is along the interior case top generated in the interior case forming of freezer main body The inclined apperance in face tilts, and can be improved the fillibility of the foamed heat-insulating material between vacuum heat insulation material and interior case top surface. Therefore, the homogenization of packed density can be promoted and further increases the thermal insulation of top surface.

In addition, can also be equipped in the top surface of the outer container of freezer main body in the freezer of an example of the invention Heat-dissipating pipe.In addition, forming heat insulating member can also also be covered with together with control unit in the freezer of an example of the invention Lid heat-dissipating pipe.

According to this structure, can using freezer main body top surface improve refrigeration cycle heat dissipation performance, and Inhibit the influence for inhibiting the heat dissipation performance while heat affecting from control unit, improves the thermal insulation of freezer main body.

In addition, the freezer of an example of the invention can also be equipped with setting compression in the upper back of freezer main body The Machine Room of machine.In this case, can also constitute Machine Room Machine Room wall body and interior case between configured with along The vacuum heat insulation material that the mode that the wall surface of Machine Room wall body is formed is bent.

According to this structure, it can be improved the vacuum insulation material that the Machine Room of upper back of freezer main body is set The coverage rate of material.Therefore, compressor can be arranged in the upper back of freezer main body, store the lower part of freezer main body Room volume increases, while can also efficiently prevent from storing indoor heat affecting to top from compressor, and it is high to obtain thermal insulation Freezer.

In addition, the freezer of an example of the invention can also be constituted as follows: so that configuration is heat-insulated in forming The side end of the Machine Room side of the vacuum heat insulation material of the part of the substantially planar shape of component and configuration are in Machine Room wall body The upper end of vacuum heat insulation material between wall surface and interior case freezer main body horizontal plane (just from freezer main body Perspective plane when top or underface project, in horizontal plane) it is overlapped.

According to this structure, be reliably prevented from outside air heat and from Machine Room heat from configuration forming every Machine of the side end of the Machine Room side of the vacuum heat insulation material of the part of the substantially planar shape of thermal part with configuration in Machine Room Enter between the upper end of vacuum heat insulation material between tool locular wall body and interior case.As a result, according to this structure, it can obtain The higher freezer of thermal insulation.

Further, the freezer offer of an example of the invention increases storeroom volume and does not increase freezer main body but There is to installation space the freezer for being easy the handle held.

Specifically, the freezer of an example of the invention includes freezer main body and the upper of freezer main body is arranged in The recess portion at portion rear.The both sides of recess portion are provided with the handle of carrying.Handle is upward compared with the top surface of freezer main body Side is protrusively provided.

According to this structure, handle can not be rearward protrusively provided from the back side of freezer main body.Therefore, although The height of freezer main body is got higher, but the installation space in the space of depth direction, i.e. freezer main body does not increase, with status phase Together.Thereby, it is possible to not increase that freezer is inexpediently arranged to user.Moreover, by protruding handle upwards, it can be in handle The gap that hand is put in is set between hand and freezer body top face, so handle is easy to hold.Even moreover, in this way to The handle that top is protrusively provided, also because handle is located at the rear of freezer main body together with recess portion, from freezer master It can't see in front of body, appearance is also as status is equally good.In addition, after by the way that the top of freezer main body is arranged in recess portion Side, can be such that the volume of lower part storeroom increases.Further, pass through the chamfering of the back side two side portions of cancellation freezer main body Ensure to configure the area of vacuum heat insulation material, additionally it is possible to keep wall thickness thinning, obtain the effect for increasing storeroom volume.Therefore, According to this structure, can obtain not makes the installation space of freezer main body ensure that the easy of handle when carrying is held with increasing Holding property, ease of use is good and maintains the freezer of good design.

In addition, handle can also use the upper end real for the upper end with recess portion in the freezer of an example of the invention Mutually level structure in matter.

According to this structure, can using be protrusively provided handle upwards from freezer body top face, freezer The height of main body is got higher, and entire Machine Room is arranged in the position for being in top compared with prior art, and correspondingly make The volume of top storeroom increases.Thereby, it is possible to further increase the ease of use of freezer.

In addition, the freezer of an example of the invention can also be provided with control unit on the top of freezer main body.? In this case, control unit can also be constituted in such a way that the upper end is substantially the same height in upper end with handle.

According to this structure, using make handle compared with the top surface of freezer main body upwards protrude to setting, refrigeration The height of library main body is got higher, and the control unit that the top of freezer main body is arranged in can be arranged and is being in compared with prior art The position of top, and control unit to the wall thickness of storeroom is correspondingly made to thicken, it reduces from control unit to the hot shadow of storeroom It rings.

In addition, handle can also have the cover portion and handle portion of covering recess portion in the freezer of an example of the invention. In this case, cover portion can also be provided with blow vent.

According to this structure, it can take a breath, make to mechanical indoor air by the way that the blow vent of cover portion is arranged in Setting is cooling in mechanical indoor compressor etc., reduces the heat affecting from Machine Room to storeroom.Further, according to such knot Structure, so air also becomes smooth in Machine Room disengaging, can be realized efficiently since blow vent is located at the two side portions of Machine Room The cooling of rate.

In addition, the freezer of an example of the invention can also be provided with blinds forms in the blow vent of cover portion.

According to this structure, the direction of the shutter of blinds forms of Machine Room two side portions is located at by changing, is come Enter recess portion from the ozone in front, the exhaust from recess portion is not in line to entrance side (not flowing directly into entrance side).By This can effectively take a breath to recess portion according to this structure.

In addition, even if the present invention provides the back portion of freezer main body with close with the wall surface of setting freezer main body Mode, which is arranged, is also able to carry out the good freezer to exhaust.

Specifically, the freezer of an example of the invention includes freezer main body and is arranged under freezer main body The Machine Room in portion.Left part and right part at the back side of Machine Room are arranged with air entry and exhaust outlet.In freezer master The back side of the lower part of body is provided with the recessed portion that side is recessed forwards compared with the back side of freezer main body.It is set to Machine Room two The air entry and exhaust outlet of side section are arranged in recessed portion.In the side of freezer main body, with can be by recess from air entry The mode for carrying out air-breathing and exhaust respectively with exhaust outlet is provided with recess.More specifically, the air entry of recess and recessed portion and The respective at least part of exhaust outlet is disposed adjacently.

According to this structure, by the way that the recess of the plate portion of freezer main body is arranged in, in air entry and exhaust outlet Air-breathing and exhaust are carried out respectively.Therefore, it even if the back portion of freezer main body is arranged by near wall, is also able to carry out good To exhaust.In addition, according to this structure, the defrosted water being arranged in mechanical indoor evaporating pan can be made efficiently to evaporate. The freezer that the ease of use of near wall setting can be leaned on good thereby, it is possible to provide the back portion of freezer main body.

In addition, can also be provided with and freezer master in the bottom surface of Machine Room in the freezer of an example of the invention The assisted inhalation mouth and auxiliary exhaust mouth to exhaust of the front connection of body.

According to this structure, Machine Room can not only from the air entry of the back portion of Machine Room and exhaust outlet and also from The front of freezer main body also attracts outside air and is vented.Moreover, because the outside air from front is not to be embedded in The air of the heat affecting of the heat-dissipating pipe of the side plate of freezer main body etc., so can make to higher efficiency setting mechanical indoor Defrost water evaporating in evaporating pan.

In addition, Machine Room also can have evaporating pan and evaporating fan in the freezer of an example of the invention.At this In the case of kind, evaporating fan can also be obliquely arranged relative to the depth direction of evaporating pan.

According to this structure, evaporating pan can make its depth size smaller than the actual size width of evaporating fan.Therefore, It can correspondingly make the depth size of Machine Room small, in other words, be capable of increasing the intracorporal capacity of freezer master, can increase The storage amounts such as food.

In addition, evaporating fan can also be the upper end with evaporating pan with lower end in the freezer of an example of the invention The mode of substantially the same height configures.

According to this structure, the size comprising the short transverse including evaporating pan and evaporating fan of Machine Room can be made It is small.Therefore, it can correspondingly make the height dimension of Machine Room small, in other words, be capable of increasing the intracorporal capacity of freezer master, The storage amounts such as food can be increased.

In addition, can also be provided in the downstream side of evaporating fan makes to come from the freezer of an example of the invention The wind direction board of the water surface of the wind of evaporating fan into evaporating pan.

According to this structure, the wind from evaporating fan can be made efficiently to reach the water surface, can be improved evaporation effect.

In addition, the present invention provide do not increase freezer main body installation space in the horizontal plane of freezer main body It is provided with the freezer of roller.

Specifically, the freezer of an example of the invention includes freezer main body, the side plate for linking freezer main body Connection beam, be mounted on side plate lower end reinforcing beam, be mounted on connection beam roller bearing part and by roller bearing part axis branch The roller held.The freezer of an example of the invention is with the roller side of the reinforcing beam side of the reference line of the inside ora terminalis of reinforcing beam and roller 1/2 mode that the distance in face is less than the width dimensions of roller is constituted.

According to this structure, the weight for the freezer main body for being applied to reinforcing beam, single armed branch can be reduced by roller The weight held.Thereby, it is possible to prevent the deformation of the roller supporting part of freezer main body stably in a long term.

In addition, the freezer of an example of the invention can also link connection beam and reinforcing beam.In this case, The part of the reinforcing beam inner edge side of connection beam can be provided with opening.In addition, in this case, can also be installed in opening There is roller bearing part.

According to this structure, the connection beam and reinforcing beam that freezer main body can be utilized, in the level of freezer main body In perspective plane (for example, from the surface of freezer main body project when, in the perspective plane of the freezer main body of horizontal plane) set Set roller.Therefore, according to this structure, the installation space of freezer main body, the setting of size as tale quale can not be increased Roller.In addition, according to this structure, freezer main body be provided with roller partially due to connection beam combines and strong with reinforcing beam Degree is high, and the reinforcing beam for becoming strength member becomes the state for supporting the weight for the freezer main body for being applied to roller close to roller.Cause This, roller bearing part will not also be deformed due to bearing the weight of freezer main body, be able to maintain good travelling performance.

In addition, about intensity, it is also contemplated that become the width of the reinforcing beam of strength member using increasing, opened in reinforcing beam setting Mouthful and the structure of backing roll, but in this case, since the overall length width in reinforcing beam becomes larger, the fee of material of reinforcing beam increases More, cost increases.

Furthermore, it is also contemplated that only the width of reinforcing beam is increased in the roller supporting part of reinforcing beam, but in this case, Inner edge side end after width is increased becomes movable end, becomes the freezer main body weight that the bearing in the form of single armed is applied to roller Amount, so the problem of being deformed.

But the structure of the freezer of an example according to the present invention, since connection beam is combined with reinforcing beam, so The intensity of roller supporting part is improved, and for the inner edge side of roller and reinforcing beam close to configuration, so can reduce with single armed Form bearing bearing element.Therefore, structure according to the present invention, it can be ensured that sufficient intensity is able to maintain good Travelling performance.In short, can make roller configuration in freezer main body while ensuring roller bearing strength, keeping good roller performance Perspective plane in, make size as the installation space status of freezer main body.

In addition, roller bearing part also may be mounted at the lower surface of connection beam in the freezer of an example of the invention Side.

According to this structure, roller bearing part can not be located at the freezer main body on the top of connection beam and reinforcing beam Ground installation is hindered, can be improved the operability in the manufacture of freezer.

In addition, the freezer of an example of the invention can also be constituted as follows: so that being filled with foaming heat insulation The wall body of the freezer main body of material is located at the horizontal plane of roller bearing part, and (freezer main body is projected on water from underface The perspective plane of roller bearing part when plane) top.

According to this structure, except the combination of connection beam and reinforcing beam, also plus freezer main body filled with hair Steep the strength enhancing effect of the wall body of heat-barrier material.Therefore, according to this structure, the strong of roller supporting part can especially be improved Degree, prevents the deformation of roller supporting part stably in a long term.Further, because the intracorporal storeroom backing of freezer master reaches roller branch The back to back part setting of bearing portion point, so can be realized the high capacity of storeroom.

Detailed description of the invention

Fig. 1 is the perspective view of the freezer of embodiments of the present invention.

Perspective view when Fig. 2 is the freezer of embodiments of the present invention in terms of back side.

Fig. 3 is the longitudinal section for indicating the freezer of embodiments of the present invention.

Fig. 4 is the figure for the refrigeration cycle for illustrating the freezer of embodiments of the present invention.

Figure when Fig. 5 is the freezer of embodiments of the present invention in terms of the back side.

Perspective view when Fig. 6 is the upper Machine Room part of the freezer of embodiments of the present invention in terms of back side.

Fig. 7 is the figure of the structure of the upper top point for illustrating the freezer of embodiments of the present invention.

Fig. 8 is the perspective view for indicating the upper Machine Room part of freezer of embodiments of the present invention.

Fig. 9 is the perspective view for indicating a part of the upper Machine Room part of freezer of embodiments of the present invention.

Expression is further amplified in a part of the upper Machine Room part of the freezer of Figure 10 time embodiments of the present invention Perspective view.

Figure 11 is the figure for illustrating the upper Machine Room part of the freezer of embodiments of the present invention.

Figure 12 is the figure that the injection of the foamed heat-insulating material for the freezer to embodiments of the present invention is illustrated.

Figure 13 is point that the injection of the foamed heat-insulating material for the freezer to embodiments of the present invention is illustrated Solve perspective view.

Figure 14 is the perspective view for indicating the carrying handle portion of the freezer of embodiments of the present invention.

Figure 15 be the freezer of embodiments of the present invention from carrying blinds forms are unloaded with handle portion after state Perspective view.

Figure 16 is the perspective view of the lower Machine Room part of the freezer of embodiments of the present invention.

Perspective view when Figure 17 is the lower Machine Room part of the freezer of embodiments of the present invention in terms of bottom surface side.

Figure 18 is the figure for the internal structure for illustrating the lower Machine Room part of the freezer of embodiments of the present invention.

Figure 19 is the solid for the internal structure for illustrating the lower Machine Room part of the freezer of embodiments of the present invention Figure.

Figure 20 is cutting off along the horizontal plane for the lower Machine Room part of the freezer of embodiments of the present invention seen from above Figure when section.

Figure 21 is that the major part of the lower Machine Room part of the freezer of embodiments of the present invention is square from up and down To the sectional view of cutting.

Perspective view when Figure 22 is the movement roller setting unit for seeing the freezer of embodiments of the present invention from below.

Figure 23 is the solid of the structure of the movement roller setting unit for illustrating the freezer of embodiments of the present invention Figure.

Figure 24 is the amplification of the structure of the movement roller setting unit for illustrating the freezer of embodiments of the present invention Top view.

Figure 25 is the rear isometric view of existing freezer.

Figure 26 is the sectional view for indicating the section of 260-260 line of Figure 25.

Figure 27 is the sectional view of the upper top point of existing other freezer.

Figure 28 is the perspective view for indicating the carrying handle portion of existing another freezer.

Perspective view when Figure 29 is the lower Machine Room part of existing another freezer in terms of the back side.

Figure 30 is the dorsal view for indicating the inside of lower Machine Room part of existing another freezer.

Figure 31 is the perspective view for indicating the roller setting unit of existing another freezer.

Figure 32 is the exploded perspective view for indicating the roller setting unit of existing another freezer.

Specific embodiment

Hereinafter, the embodiments of the present invention will be described with reference to the drawings.In addition, and non-used the following embodiments and the accompanying drawings pair The present invention is defined.

(embodiment)

FIG. 1 to FIG. 6 is the figure of the entirety and each portion's structure for illustrating freezer.Fig. 7~Figure 13 is for illustrating to refrigerate The figure of the injecting structure of the heat insulation structural and foamed heat-insulating material of library main body.Figure 14 and Figure 15 is for illustrating freezer main body Carry the figure of the structure with handle.Figure 16~Figure 21 is the figure for the structure for illustrating the Defrost water evaporating of freezer.Figure 22~ Figure 24 is the figure for the structure for illustrating the movement roller of freezer main body.

(overall structures of 1. freezers)

Firstly, illustrating the overall structure of the freezer 50 of embodiments of the present invention using FIG. 1 to FIG. 6.

Freezer 50 includes freezer main body 1.As shown in Figure 1, freezer main body 1 has multiple storerooms, example in inside Switching chamber 7 such as refrigerating chamber 6, under refrigerating chamber 6 and the ice-making compartment 8 arranged side by side with switching chamber 7 are located at switching chamber 7 With the freezing chamber 9 of the lower section of ice-making compartment 8 and positioned at the vegetable compartment 10 of the lower section of freezing chamber 9.Multiple storerooms 6,7,8,9,10 It is made of freely the opening and closing of door 11,12,13,14,15 respectively.

As shown in figure 3, outer container 2 of the freezer main body 1 by the made of metal (such as iron plate) in front openings, hard resin system The foamed heat-insulating materials 4 such as the interior case 3 of (such as ABS), the hard polyaminoester being filled between outer container 2 and interior case 3 are constituted.It is refrigerating Side between the outer container 2 and interior case 3 of library main body 1 is configured with vacuum heat insulation material (not shown).In addition, such as Fig. 2 and Fig. 3 institute Show, the back side and top surface between the outer container 2 and interior case 3 of freezer main body 1 are also each configured with vacuum heat insulation material 52,53. The heat insulation structural of freezer main body 1 and the interstitital texture of foamed heat-insulating material 4 are aftermentioned.

In addition, being provided with cooling chamber 16 as shown in Figure 3 in freezer main body 1.It is cold that cooling chamber 16 is provided with generation The cooler 17 of gas and by the circulating cold air fan 18 of cool-air feed to multiple storerooms.It is provided with and adds in the lower section of cooler 17 The defrostings such as hot device portion 19.

In addition, being provided with refrigerating chamber 6, freezing chamber 9 and the pipeline in cool-air feeds such as vegetable compartments 10 in freezer main body 1 20.Freezer main body 1 is based on from the defeated of the temperature detection sensor (not shown) that freezing chamber 9 or refrigerating chamber 6 etc. is arranged in Opening and closing damper etc. (not shown) and the mode that makes multiple storerooms be cooled to predetermined temperature respectively are constituted out.

Further, the upper back of freezer main body 1 is provided with recess portion 1a, recess portion 1a is provided with upper Machine Room 21. Further, the lower part of freezer main body 1 is provided with lower Machine Room 22.Upper Machine Room 21 is provided with compressor 23.Such as Fig. 4 institute Show, compressor 23, condenser 24, the heat-dissipating pipe 25 of heat transmission, capillary 26 and cooler 17 are sequentially connected annularly, constitute system SAPMAC method.Freezer 50 is constituted in a manner of enclosing refrigerant in refrigeration cycle and carrying out cooling operating.

In addition, in the present embodiment, illustrating to match in the recess portion 1a of the upper back of freezer main body 1 as an example The mode of Machine Room 21 is set, but the present invention is not limited to this, as long as the upper back in freezer main body 1 has recess portion 1a, it will be able to the application present invention.

In the freezer 50 of present embodiment, as shown in Figure 4, a part of heat-dissipating pipe 25 utilizes 27 branch of triple valve Anti-condensation heat-dissipating pipe 25a and the setting overleaf side with side etc. for the front surface opening end of winding to freezer main body 1 Logical heat-dissipating pipe 25b.Through filter 28a, 28b, (filter 28a is tool respectively by anti-condensation heat-dissipating pipe 25a and bypass heat-dissipating pipe 25b Have the drying machine of functions/drying) and capillary 26a, 26b interflow after, connect with cooler 17.

The freezer 50 of present embodiment is based on the outside air temperature from the appropriate place that freezer main body 1 is arranged in The mode of the flowing of the output switching refrigerant of degree sensor and outside air humidity sensor is constituted.Specifically, usually making Cryogen is flowed in the anti-condensation side heat-dissipating pipe 25a.If based on being passed from external air temperature sensor and outside air humidity The output judgement of sensor is to be not susceptible to the environmental condition of moisture condensation in the front surface opening portion of freezer main body 1, then refrigerant exists The flowing of the side heat-dissipating pipe 25b is bypassed, energy-saving is realized in the caloric receptivity decline in the whereabouts library from front surface opening portion.

The Resistance Value of the capillary 26b of the capillary 26a and bypass side heat-dissipating pipe 25b of the side anti-condensation heat-dissipating pipe 25a (subtracts Pressure amount) it is set according to the optimization of the design of Cooling System individually constituted.In the present embodiment, so that bypass heat dissipation The Resistance Value of the capillary 26b of the side pipe 25b is bigger than the capillary 26a of the side anti-condensation heat-dissipating pipe 25a to be set severally.

Alternatively, it is also possible to when the deviation ratio of the temperature and set temperature of refrigerating chamber 6 or freezing chamber 9 is big by triple valve 27 Two sides are opened, and make refrigerant in the capillary 26b of the capillary 26a of the side anti-condensation heat-dissipating pipe 25a and the bypass side heat-dissipating pipe 25b Two sides flowing, increase circulating mass of refrigerant, improve cooling capacity.

In addition, as shown in figure 3, being assembled in the front for the upper Machine Room 21 that the upper back of freezer main body 1 is arranged in Control the control unit 29 of the operating of freezer 50.On the top of freezer main body 1, in a manner of obstructing the heat from control unit 29 It is provided with vacuum heat insulation material 53.The heat from control unit 29 is obstructed by vacuum heat insulation material 53.The structure heat-insulated about this, It is aftermentioned together with the explanation of the heat-insulated structure of freezer main body 1.

In addition, being provided with the defrosting portion 19 accumulated by 16 lower part of cooling chamber in the lower Machine Room 22 of 1 lower part of freezer main body Evaporating pan 30 of defrosted water after defrosting etc..The defrosted water in evaporating pan 30 is steamed using defrosting fan 31 (referring to Fig.1 8 etc.) Hair.Its detailed structure is aftermentioned.

In addition, being provided with the handle 32 of freezer carrying in the left and right sides portion of the upper Machine Room 21 of freezer main body 1 (referring to Fig.1 4).In addition, mobile roller 33 (referring to Figure 22) is provided in the left and right sides portion of lower Machine Room 22, so that refrigeration The carrying of library main body 1 and mobile mode easy to perform are constituted.The structure is also aftermentioned.

(heat insulation structurals and foamed heat-insulating material interstitital texture of 2. freezer main bodys)

Then, using Fig. 7~Figure 13, heat insulation structural and foamed heat-insulating material interstitital texture to freezer main body are said It is bright.

As described above, the filling-foam heat-barrier material 4 between outer container 2 and interior case 3 of freezer main body 1, is arranged vacuum heat-insulation Material 52,53 and constitute.Outer container 2 has backplate 34.As shown in Fig. 2 etc., backplate 34 is not arranged in two side portions existing Freezer 100~500 have as corner portion, and be tabular.More specifically, backplate 34 reaches essence by having The plate of the end width of the left and right sides of upper freezer main body 1 is constituted.It is formed as shown in fig. 7, being formed with Machine Room in interior case 3 With stage portion 3a (stage portion 3a is used hereinafter, being also known as recess portion sometimes and being formed.), in Machine Room, formation stage portion 3a is arranged organic Tool locular wall body 35 (referring to Fig. 8 and Figure 13 etc.).Machine Room wall body 35 constitutes the upper machine that the upper back of freezer main body 1 is arranged in Tool room 21.In Machine Room, the end of wall body 35, freezer main body 1 back side, is fixed with backplate 34 using screw etc. Top.

As shown in fig. 5 or the like, backplate 34 holds both sides to have the protrusion tab 34a (protruding portion) projected upwards on it.Such as Shown in Figure 11, the injection hole 36 of injection foamed heat-insulating material is formed in protrusion tab 34a.More specifically, injection hole 36 is arranged Protrusion tab 34a the Machine Room formation with interior case 3 between bottom surface of the stage portion 3a with Machine Room wall body 35 (referring to Fig. 8) , Machine Room form the position opposite with the rear vertex angle part 3b of the rear part of stage portion 3a.In addition, the overleaf lower part of plate 34 Left and right sides portion be also provided with the lower part injection hole 36a as other injection holes as shown in Figure 5.

In addition, the vacuum heat insulation material 52 at the back side of freezer main body 1 is arranged in has back like that as shown with a dotted line in fig. 2 The size of the almost entire width of panel 34.As shown in figure 11, the upper end of backplate 34 forms use with the Machine Room for reaching interior case 3 The mode of the underface of the rear vertex angle part 3b of stage portion 3a configures.Further, the lower part of backplate 34 and lower part injection hole 36a Opposite two side portions missing, overleaf the lower part of plate 34 is formed with notch section 52a.

In addition, the top surface compared with the upper Machine Room 21 with freezer main body 1 in front is provided with control freezer 50 Operating control unit 29.As shown in fig. 7, control unit 29 by insertion be arranged in outer container 2 top surface opening or control unit with recessed The control cabinet 37 of portion (second recesses) 29a and the control block 38 being arranged in control cabinet 37 are constituted.The top of control unit 29 is by covering Plate 39 covers.

Herein, top part is also equipped with vacuum heat insulation material 53 to freezer main body 1 on it, passes through vacuum heat insulation material 53 It is heat-insulated with foamed heat-insulating material 4.But since the top surface of outer container 2 is for insertion of control cabinet 37 etc. and with concaveconvex shape, institute The forming insulation part for being processed into the shape formed according to the concaveconvex shape is provided with the upper top inner surface in freezer main body 1 Part, for example, being in the present embodiment foamed styrene board 40.

In addition, in the present embodiment, to use foamed styrene board as carrying out for the structure of forming heat insulating member Illustrate, but it's not limited to that, can apply as long as the forming heat insulating member with same function, be contained in this hair In bright range.

In the freezer main body 1 of present embodiment, the face of the 29 side opposite side of control unit of foamed styrene board 40 is in essence Upper planar formation.The part of foamed styrene board 40 formed in substantially planar shape is provided with vacuum heat insulation material 53. The freezer main body 1 of present embodiment is by a flat freezer of the covering of vacuum heat insulation material 53 comprising control unit 29 The mode of the top surface of main body 1 is constituted (referring to Fig. 7).

In addition, foamed styrene board 40 by relative to outer container 2 top surface have it is inclined in a manner of configure.For example, in this reality It applies in mode, the top surface of case 3 generated when foamed styrene board 40 is with along the forming of the interior case 3 in freezer main body 1, interior The mode of descending is obliquely arranged backward.

In addition, in the present embodiment, as shown in Figure 7, being equipped in the top surface of the outer container 2 of freezer main body 1 scattered A part of heat pipe 25.In the present embodiment, foamed styrene board 40 is also to cover heat-dissipating pipe 25 together with control unit 29 The mode of a part (bypass heat-dissipating pipe 25b) constitute.

In addition, in the freezer main body 1 of present embodiment, in the upper Machine Room of the upper back of setting freezer main body 1 Vacuum heat insulation material 54 is also equipped between 21 Machine Room wall body 35 and interior case 3 (referring to Fig. 7 and Fig. 8).Present embodiment Freezer main body 1 is heat-insulated by vacuum heat insulation material 54 and foamed heat-insulating material 4.Setting Machine Room wall body 35 and interior case 3 it Between vacuum heat insulation material 54 be bendingly arranged in a manner of along Machine Room wall body 35 in generally L-shaped.Vacuum heat insulation material The machinery of 54 upper end 54a and the vacuum heat insulation material 53 of the part setting of the substantially planar shape in foamed styrene board 40 Room side end 53a freezer main body 1 horizontal plane (freezer main body 1 when being projected from surface or underface The perspective plane of horizontal plane) overlapping.

In addition, in the present embodiment, in upper Machine Room 21, as shown in Figure 9 and Figure 10 like that, configured with compressor 23, Condenser 24, the fan 41 of compressor cooling and anti-condensation the filter 28a of heat-dissipating pipe 25a and bypass heat-dissipating pipe 25b, 28b.Link the pipe between these component parts to be fixed on the fan installation unit that fan 41 is fixed on to upper Machine Room 21 42 (referring to Fig. 9) and inhibit vibration mode constitute.In addition, configuration dissipating in the left and right of the side plate of the left and right of freezer main body 1 Heat pipe 25 is also soldered in upper Machine Room 21 and is connected.Further, filter 28a, 28b configuration is in the upstream of fan 41 Side is constituted in a manner of being attracted by the air of fan 41 and being cooled.

(Steaming structures of 3. defrosted water)

Then, using Figure 16~Figure 21, the Steaming structure of the defrosted water generated to the defrosting due to defrosting portion 19 is carried out Explanation.

As shown in Figure 16~Figure 21, lower Machine Room 22 is provided with evaporating pan 30.The back side of evaporating pan 30 is by lower machinery 43 covering of room cover.In by the lower Machine Room 22 of 43 covering of lower Machine Room cover, evaporating pan 30 is provided with evaporating fan 31.Evaporating fan 31 supplies wind on the water surface of the defrosted water of evaporating pan 30 and promotes to evaporate.

As shown in figure 16, attract the air-breathing of outside air in the rotation that lower Machine Room cover 43 is provided with evaporating fan 31 Mouthfuls 44 and by the air after Defrost water evaporating to the exhaust outlet 45 of external exhaust gas.

Air entry 44 and exhaust outlet 45 are divided into the right side and left side of lower Machine Room cover 43.Further, it is covered in lower Machine Room 43, be provided with air entry 44 and the part of exhaust outlet 45 be formed with towards freezer main body 1 front side recess recessed portion 46.In recessed portion 46 in face of side (left and right side), side plate 47 part of freezer main body 1 or so (referring to Fig.1 6 and figure 17) it is formed with recess 48.Air-breathing is respectively communicated in addition, being formed in 47 part of side plate of freezer main body 1 or so from recess 48 The air flue 49 of mouth 44 and exhaust outlet 45.In the present embodiment, it is continuously set in the left and right transverse direction of lower Machine Room cover 43 It is equipped with the groove as recessed portion 46.The left and right end portions for the groove for becoming recessed portion 46 are provided with air entry 44 and exhaust outlet 45.In addition, the part being connected to side plate 47 in groove is provided with recess 48, it is formed with from recess 48 and is respectively communicated with air entry 44 With the air flue 49 of exhaust outlet 45.

Further, it in the freezer of present embodiment 50, as shown in Figure 17, is provided in the bottom surface of lower Machine Room 22 Assisted inhalation mouth 56 and auxiliary exhaust mouth 57.As a result, freezer main body 1 with can bottom through freezer main body 1 and ground it Between gap from the front of freezer main body 1 attract air and be vented mode constitute.

In addition, as shown in figure 20, make the air-supply face of the evaporating fan 31 of the evaporating fan 31 of Defrost water evaporating not with lower machine Tool room cover 43 is parallel and tiltedly configures to the inclination of evaporating pan 30.In addition, as shown in figure 21, evaporating fan 31 with its lower end become with The mode of substantially the same height in the upper end of evaporating pan 30 configures.As shown in figure 20, evaporating fan 31 is installed in evaporating pan 30 It is carried out by the way that fan holding plate 31a is mounted on lower 22 inner surface of Machine Room.It is sealed, is considered around fan holding plate 31a Prevent the short circuit (short circuit) in upstream side and downstream side.Being provided in the downstream side of evaporating fan 31 makes to carry out spontaneous evaporation The wind direction board 58 of the distinguished and admirable defrosting water surface into evaporating pan 30 of fan 31.

In addition, being provided in lower Machine Room 22 in refrigeration cycle in the freezer 50 of present embodiment (referring to Fig. 4) Middle explanation, switching anti-condensation heat-dissipating pipe 25a and bypass heat-dissipating pipe 25b triple valve 27.Thereby, it is possible to make triple valve 27 Become with the anti-condensation length of heat-dissipating pipe 25a and bypass heat-dissipating pipe 25b that upper Machine Room 21 filter 28a, 28b are connected to is arranged in It is long.As a result, according to this structure, it is capable of increasing the heat dissipation capacity from anti-condensation heat-dissipating pipe 25a and bypass heat-dissipating pipe 25b, It can be improved energy saving.

In addition, the upstream side of evaporating fan 31 is arranged in triple valve 27.Thereby, it is possible to by flowing in triple valve 27 The heat of refrigerant preheats the air for the Defrost water evaporating that evaporating fan 31 attracts, and promotes evaporation.Further, this implementation The freezer 50 of mode is constituted in a manner of heating in a part of winding to evaporating pan 30 by heat-dissipating pipe 25 to defrosted water. According to this structure, the evaporation effect of defrosted water can be further increased.

In addition, triple valve 27 is fixed in lower Machine Room 22 by valve seat (not shown).Thus inhibit the feelings being mounted directly The Vibration propagation of the triple valve 27 generated under condition is to lower Machine Room 22.

Further, triple valve 27 and the anti-condensation respective welding of heat-dissipating pipe 25a and bypass heat-dissipating pipe 25b and not shown, The position that is staggered respectively in the outlet side of the refrigerant inlet side of triple valve 27 and heat-dissipating pipe, position in the up-down direction into Row.Moreover, go out from the back side of 27 whereabouts of triple valve configuration freezer main body 1,1 back side of freezer main body heat-dissipating pipe Mouth is bent forwards, is connected to triple valve 27.In short, can be by ensuring that the connection of each pipe can to improve using three-dimensional configuration Operability, and the depth of lower Machine Room 22 is made to become smaller.

In addition, the connector (not shown) of triple valve 27 and evaporating fan 31 is in lower Machine Room 22 and comes since freezer The connector of the wiring for the control unit 29 drawn in the foamed heat-insulating material 4 of main body 1 connects.Thereby, it is possible to improve operability.

(structure of the setting of the structure and mobile roller of the carrying handle of 4. freezer main bodys)

Then, using Figure 14, Figure 15, Figure 22, Figure 23 and Figure 24, structure to the carrying handle of freezer main body 1 and The structure of the setting of mobile roller is illustrated.

Firstly, being illustrated using structure of the Figure 14 and Figure 15 to the carrying handle of freezer main body 1.

The handle 32 of freezer carrying is formed with handle portion 60 in the cover portion 59 for covering upper Machine Room 21 and constitutes. Handle 32 is formed by ABS resin etc., is fixed on the state screw of the both sides connection with other made of metal Machine Room cover 61 Machine Room wall body 35.

In addition, as shown in figure 11, the handle portion 60 of handle 32 is highlightedly set upwards compared with the top surface of freezer main body 1 It sets, the upper end becomes the height substantially the same with the upper end of upper Machine Room 21.In the present embodiment, handle portion 60 is to become Mode also with the upper end of the control unit 29 for the top surface that freezer main body 1 is arranged in also substantially the same height configures.

Further, as shown in figure 15, surface is formed with blow vent 62 to the cover portion 59 of handle 32 on it, installs above it There are blinds forms 63.Distinguish the right side and left side of upper Machine Room 21 when blinds forms 63 are in terms of the back side from freezer main body 1 Setting, the shutter of each blinds forms 63 have the inclination towards front upper place.As a result, from the right side in terms of the back side of freezer main body 1 The front of side sucks ozone, the compressor 23 etc. in cooling in Machine Room 21, in terms of the back side of freezer main body 1 to the left Air is discharged in the front of side, thus improves the thermal discharge efficiency in upper Machine Room 21.Further, in the freezer of present embodiment 50, the back part of the respectively arranged cover portion 59 in the right side and left side of the upper Machine Room 21 when in terms of the back side from freezer main body 1 Point, also as shown in Figure 14 and Figure 15 like that, it is respectively arranged with prepared blow vent 64, the thermal discharge efficiency in raising in Machine Room 21.

In addition, in the present embodiment, being provided with upper Machine Room 21 with the recess portion 1a in the upper back of freezer main body 1 Structure for be illustrated, but it's not limited to that, as long as being provided with recess portion at the rear on 1 top of freezer main body The structure of 1a, it will be able to the application of the invention, and being contained in the present invention.

Then, using Figure 22~Figure 24, the structure of the setting of the roller mobile to freezer main body is illustrated.

As shown in Figure 22~Figure 24, roller 33 in the perspective plane of freezer main body 1, positioned at 1 rear portion of freezer main body The mode of both sides (referring to Fig. 5) is arranged with being pivotally supported.

Specifically, as shown in Figure 22 and Figure 23 like that, the side plate that freezer main body 1 passes through connection beam 65 and the left and right sides 47 back hitch, and the reinforcing beam 66 as strengthening part is installed in the lower end of side plate 47 and is reinforced.Link beam 65 with Reinforcing beam 66 improves rigidity by screw link like that as shown in figure 24.

Opening 67 is formed in the reinforcing beam inner edge side section of connection beam 65.In the 67 screw fixing roller bearing parts 68 that are open And it is pivotally supported roller 33.As a result, roller 33 be located at freezer main body 1 horizontal plane (freezer main body 1 from surface or Underface project when horizontal plane perspective plane) in mode be pivotally supported.

Herein, as shown in figure 24, when the inside ora terminalis of reinforcing beam 66 is benchmark line X in season, the side of reference line X and roller 33 Distance Y it is more narrower better from the viewpoint of the bearing strength relative to the weight of freezer main body 1, be preferably at least set small In the 1/2 of the width dimensions L of roller 33.The freezer 50 of present embodiment is provided with several lack in the inside ora terminalis of reinforcing beam 66 Mouthful, so that the side distance Y of the reference line X of the inside ora terminalis of reinforcing beam 66 and roller 33 is close to zero.

It is fixed in addition, roller bearing part 68 carries out screw from lower surface (back side) side of connection beam 65.Make filled with foaming The wall body of the freezer main body 1 of heat-barrier material 4 is positioned at by the horizontal plane of roller bearing part 68, (freezer main body 1 is under just The perspective plane of roller bearing part 68 when side (or surface) is projected on horizontal plane) top.

Hereinafter, illustrating its movement and function and effect about the freezer 50 constituted above.

Firstly, the cooling of freezer 50 is briefly described.In freezer 50, due to the intrusion from outside air When heat and door opening and closing etc. and the temperature of refrigerating chamber 6 etc. are higher than set temperature, driving compressor 23 and circulating cold air fan 18, in life At the cool-air feed of cooler 17 to the downstream side of circulating cold air fan 18.

It supplies to the cold air in the downstream side of circulating cold air fan 18 and supplies through pipeline 20 to refrigerating chamber 6, vegetable compartment 10 and cold Freeze each storerooms such as room 9, each room is cooling.The cool-air feed of each room is fed to by airdoor control, each storeroom is cooled to Set temperature.

Herein, in the freezer main body 1 of the freezer of present embodiment 50, as shown in Figure 2 and Figure 5 like that, backplate 34 It is formed without the tabular of corner portion.That is, the vacuum heat insulation material 52 of the back portion of freezer main body 1 is almost paved with the back side It pastes to the width of plate 34, the bonding area of the vacuum heat insulation material 52 of the back portion of freezer main body 1 is greater than existing cold Zang Ku.According to this structure, the thermal insulation at 1 back side of freezer main body is higher than the existing knot that overleaf plate is provided with corner portion Structure, more strength.

Therefore, structure according to the present embodiment can be improved the cooling effect of each room in freezer main body 1 effectively Inhibit the heat intrusion from outside air to each storeroom, improves energy saving.

In addition, structure according to the present embodiment, as described above, vacuum heat insulation material 52 can almost be paved with backplate 34 Width be arranged wide, so the wall thickness at the back side of freezer main body 1 can be made also thin.Therefore, freezer main body 1 can be made Library internal volume, i.e. each storeroom such as 6 vegetable compartment 10 of refrigerating chamber and freezing chamber 9 volume increase.

Especially refrigeration is set in the upper Machine Room 21 of such, the setting compressor 23 of the freezer of present embodiment 50 etc. In the freezer of the upper back of library main body 1, the storeroom (being in the present embodiment vegetable compartment 10) of 1 lower part of freezer main body Volume the increasing of volume caused by the upper back of freezer main body 1 is set along with setting compressor 23 equal upper Machine Room 21 Big effect, volume increase effect is big, can greatly improve storage amount.

In addition, in the freezer 50 of present embodiment, even if the backplate 34 of freezer main body 1 is in not corner portion Tabular is constituted, also in be located above compared with the upper end of the vacuum heat insulation material 52 and upper machinery at 1 back side of freezer main body The opposite position in rear vertex angle part 3b (Figure 13) of room 21 is provided with protrusion tab (protruding portion) 34a, and protrusion tab 34a is provided with hair Steep the injection hole 36 of heat-barrier material 4.It according to this structure, can not be true from the foamed heat-insulating material 4 that injection hole 36 injects Empty heat-barrier material 52 hinders foam filled between interior case 3 and outer container 2.

Herein, the injection to foamed heat-insulating material 4 in freezer main body 1 is described in detail.

As shown in figure 12, the injection of foamed heat-insulating material 4 enables freezer main body 1 Open Side Down that ground carries out.From injection hole The foamed heat-insulating material 4 of 36 injections is flowed to as shown in the arrow A of Figure 13 from the rear vertex angle part 3b of upper 21 bottom surface of Machine Room It foams after open side, as arrow B~arrow E to dispersion flows around.

At this point, as shown in figure 11, the upper end of the vacuum heat insulation material 52 at the back side of freezer main body 1 is located at upper Machine Room 21 Bottom surface rear end, the position that is below compared with stage portion 3a with the Machine Room formation of interior case 3, without being located at upper The rear vertex angle part 3b of 21 bottom surface of Machine Room.Therefore, the rear vertex angle part 3b of the bottom surface of upper Machine Room 21 is injected from injection hole 36 Foamed heat-insulating material 4 can be flowed as shown in the arrow A of Figure 13, can swimmingly fill to freezer main body 1 Between case 3 and outer container 2.

In short, can also utilize upper Machine Room 21 even if cancelling the chamfering at 1 back side of freezer main body, unobstructedly infuse Enter foamed heat-insulating material 4.

Therefore, in the freezer of present embodiment 50, strengthen refrigeration while the injection of foamed heat-insulating material 4 can not be damaged The thermal insulation at 1 back side of library main body, and increase the library internal volume of freezer main body 1.

In addition, the injecting structure of foamed heat-insulating material 4 is not limited to above structure, additionally it is possible to constitute as described below.

That is, the two sides of Machine Room 21 can also be made in the upper Machine Room 21 for being set to the upper back of freezer main body 1 Such position shown in partial floor lift to the dotted line F for example with Figure 11.Further, the backplate 34 of freezer main body 1 There can also be the protrusion tab 34a of the upper end both sides to project to the protuberance with the bottom surface both side part of upper Machine Room 21 upwards The opposite position in part and the shape Chong Die with upper Machine Room 21.Further, it is also possible in the protrusion Chong Die with upper Machine Room 21 The part piece 34a is provided with injection hole 36.

According to this structure, same as above-mentioned structure, the foamed heat-insulating material 4 that self seeding hole 36 is injected can not be by The vacuum heat insulation material 52 at 1 back side of freezer main body hinders ground filling between the interior case 3 and outer container 2 of freezer main body 1.And And in the case where such structure, the vacuum heat insulation material 52 that overleaf plate 34 is arranged can exist with by the setting of injection hole 36 The underface that the upper end is correspondingly extended to the Machine Room bottom surface 21a of upper Machine Room 21 by the amount of top upwards is partly set It sets.Thereby, it is possible to further increase the bonding area of vacuum heat insulation material 52, strengthen the thermal insulation at the back side of freezer main body 1 And promotes to be thinned, promote the increase of library internal volume.

In addition, being overleaf provided with cover 69 as is illustrated by figs. 11 and 12 on the inside of the injection hole 36 of plate 34.Cover Part 69 is constituted in a manner of blocking the injection hole 36 of backplate 34 when removing foamed heat-insulating material injection pipe 70.In addition, as schemed Shown in 12, the Machine Room of Machine Room wall body bottom surface 35a and interior case 3 that cover 69 is located at upper Machine Room 21 are formed with stage portion 3a Between.According to this structure, foamed heat-insulating material 4 can not be obstructed is injected into freezer main body 1 fluidly, well Between interior case 3 and outer container 2.

That is, the Machine Room of Machine Room wall body bottom surface 35a and interior case 3 that cover 69 is located at upper Machine Room 21 form and use step Between portion 3a.Thereby, it is possible to using its up and down either one as fulcrum, in upper Machine Room 21 bottom surface and interior case 3 Machine Room shape It is rotated at the space side formed between stage portion 3a.Moreover, because the space is formed in the rotation direction of cover 69 It is long, so cover 69 can be fully opened along the foamed heat-insulating material injection pipe 70 for injecting injection hole 36.Therefore, according in this way Structure, foamed heat-insulating material 4 can not be obstructed the interior case 3 and outer container 2 for being injected into freezer main body 1 fluidly, well Between.

In addition, in the freezer 50 of present embodiment, the lower part of the overleaf plate 34 of freezer main body 1 is additionally provided with lower part note Enter hole 36a (Fig. 5).It is formed in addition, being provided with the part opposite with lower part injection hole 36a in the lower end of vacuum heat insulation material 52 For the notch section 52a of notch.It therefore, also can not be with being hindered by vacuum heat insulation material 52 to freezer from the lower part of backplate 34 Foamed heat-insulating material 4 is injected between the interior case 3 and outer container 2 of main body 1.Moreover, vacuum heat insulation material 52 can not be hindered from lower part The lower part for the backplate of the foamed heat-insulating material 4 of injection hole 36a injection being fluidly arranged to freezer main body 1.Therefore, can Strengthen the thermal insulation at 1 back side of freezer main body and promote to be thinned, can be realized further increasing for library internal volume.

In addition, the freezer 50 of present embodiment is as shown in Figure 7, the top of freezer main body 1 is provided with control Portion 29 is provided with vacuum heat insulation material 53 to obstruct the heat from control unit 29.But freezer main body 1 is due to setting There is control unit 29, the inside top surface even if in outer container 2 can utilize a flat vacuum heat insulation material 53 having concave-convex Covering includes the top surface of the outer container 2 of control unit 29.Therefore, the ground such as cost increase can not be caused to improve freezer main body 1 The thermal insulation of top surface.

That is, the top surface of the outer container 2 of freezer main body 1 is due to being arranged control unit 29 in inside top surface or being used for due to being formed It loads the control unit recess portion 29a of control unit 29 and generates bumps.But according to the foamed styrene board of the shape of the bumps 40 Configuration makes the substantially planar shape of the opposite sides of foamed styrene board 40, substantially flats are set in inside top surface It is equipped with vacuum heat insulation material 53.

Therefore, it is heat-insulated can not to be bonded multiple vacuum heat insulation materials for the top surface of outer container 2, and utilization one is each flat true Empty heat-barrier material 53 includes that control unit 29 is thermally shielded interiorly.Therefore, multiple vacuum heat insulation materials will not be bonded and caused into This rising etc. can be improved the coverage rate of vacuum heat insulation material 53, improve the thermal insulation on the top (top surface) of freezer main body 1.

In addition, freezer main body 1 is laid with a part of heat-dissipating pipe 25 in the top surface of outer container 2.Foamed styrene board 40 has as a result, Have together with control unit 29, also along the shape of a part of a part covering heat-dissipating pipe 25 of heat-dissipating pipe 25.

It according to this structure, can be in the same of the heat dissipation performance of the top surface raising refrigeration cycle using freezer main body 1 When inhibit refrigeration cycle heat affecting and heat affecting from control unit 29, improve the thermal insulation of freezer main body 1.

In addition, as shown in fig. 7, vacuum heat insulation material 53 relative to outer container 2 top surface inclination be arranged.In present embodiment In, vacuum heat insulation material 53 is to along the descending backward of 3 top surface of interior case generated when the interior case 3 of freezer main body 1 shapes Direction obliquely configures.According to this structure, can be improved foaming between vacuum heat insulation material 53 and the top surface of interior case 3 every The mobility of hot material 4 can promote the homogenization of the packed density of foamed heat-insulating material 4, further increase the heat-insulated of top surface Property.

In addition, freezer main body 1 is in the inside for the upper Machine Room 21 for being set to upper back, the machinery of i.e. upper Machine Room 21 Between locular wall body 35 and interior case 3, the shape bent in a manner of along Machine Room wall body 35 is provided with vacuum heat insulation material 54. According to this structure, bottom surface and the vertical plane for without gap covering upper Machine Room 21, can be improved Machine Room 21 Vacuum heat insulation material 54 coverage rate.

According to this structure, it even if upper Machine Room 21 is arranged in upper back, also can efficiently prevent from upper machinery Heat intrusion in room 21 to the refrigerating chamber 6 as top storeroom.

Moreover, the Machine Room side of the vacuum heat insulation material 53 of the substantially planar shape part of foamed styrene board 40 is arranged in End 53a and upper end 54a of the Machine Room wall body 35 with the vacuum heat insulation material 54 between interior case 3 that upper Machine Room 21 is set It is overlapped on horizontal plane.Therefore, it is two each from this to be reliably prevented from the heat from outside air heat and upper Machine Room 21 The end of vacuum heat insulation material 53,54 invades each other, can obtain the higher freezer of thermal insulation.

In addition, as shown in Figure 18 and Figure 19, under the freezer 50 of present embodiment is provided in the lower part of freezer main body 1 Machine Room 22.Lower Machine Room 22 is provided with evaporating pan 30, evaporating pan 30 receive by defrosting portion 19 defrost after defrosted water and Make the Defrost water evaporating.As shown in Figure 16 and Figure 17, the air entry 44 and exhaust outlet 45 of the both sides of lower Machine Room 22 are set Side is hollowly arranged forwards compared with the back side of freezer main body 1.In addition, be connected in the side plate 47 with freezer main body 1 Part is formed with the recess 48 being connected through recessed portion 46 with air entry 44 and exhaust outlet 45.

It, also can be in air entry 44 and exhaust outlet even if the back side of freezer main body 1 and wall surface etc. are provided proximally as a result, 45, air-breathing and exhaust are carried out by the way that the recess 48 for the part being connected with the side plate 47 of freezer main body 1 is arranged in.Therefore, can The evaporating fan 31 being arranged in lower Machine Room 22 by driving, carries out suction and discharge from air entry 44 and exhaust outlet 45 well, The defrosted water in the evaporating pan 30 being arranged in lower Machine Room 22 can be made efficiently to evaporate.

In addition, as shown in figure 17, the freezer 50 of present embodiment can also the bottom surface of lower Machine Room 22 effect with Assisted inhalation mouth 56 and auxiliary exhaust mouth 57 of the front connection of freezer main body 1, suction and discharge.According to this structure, Not only also outside air can be carried out from the air entry of back portion 44 and exhaust outlet 45 but also from the front of freezer main body 1 Attract and be vented, can be realized high-efficient evaporation.It is especially not to be embedded in freezer from the outside air that front attracts The air of the equal heat affecting of the heat-dissipating pipe 25 of the side plate 47 of main body 1, so can be realized more efficient evaporation.

The downstream side of evaporating fan 31 is provided with the water surface of the wind of spontaneous evaporation in future fan 31 into evaporating pan 30 Wind direction board 58.According to this structure, it so that the wind from evaporating fan 31 is reached the water surface, can further increase Evaporation effect.

In addition, as shown in figure 20, evaporating fan 31 is obliquely arranged relative to the depth direction of evaporating pan 30.That is, evaporation The back side of fan 31 is rolled from the downward Machine Room cover 43 in position parallel with the depth direction of evaporating pan 30 to be tiltedly arranged.According to this The structure of sample can make the depth size of evaporating pan 30 be less than an actual size width (left side for evaporating fan 31 for evaporating fan 31 Right width), it so that the depth size of lower Machine Room 22 is become smaller.In other words, it is capable of increasing in freezer main body 1 Volume, the storage amounts such as food can be increased.

Further, as shown in figure 21, evaporating fan 31 becomes substantially the same with the upper end of evaporating pan 30 with its lower end The mode of height configures.According to this structure, lower Machine Room 22 can be than including comprising evaporating pan 30 and evaporating fan 31 The size of short transverse is also small, correspondingly reduces the height dimension of lower Machine Room 22, can further increase freezer master Volume in body 1 increases the storage amounts such as food.

In addition, as shown in figure 14, the setting of handle 32 of 1 carrying of freezer main body of the freezer 50 of present embodiment exists It is set to the left and right sides portion of the upper Machine Room 21 of the upper back of freezer main body 1.The top surface of handle 32 and freezer main body 1 Compared to being protrusively provided upwards.In addition, the position of setting handle 32 is not limited to the left and right sides portion of Machine Room 21, only Bearer is easy the position held when the carrying of freezer main body 1 is arranged in.It as a result, for example can also be from upper Machine Room It is biased to the middle ground setting of the left and right directions of upper Machine Room 21 in the end of 21 left and right sides.

According to this structure, handle 32 is not protrusively provided rearward from the back side of freezer main body 1.Although as a result, The height of freezer main body 1 is got higher, but the space of depth direction, i.e. installation space can not become larger, and identical as status.By This, freezer 50 can not be arranged with making troubles to user.

Moreover, because handle portion 60 (Figure 14 and Figure 15) is protrudedly formed upwards compared with the top surface of freezer main body 1, So the gap for putting in hand can be formed between handle portion 60 and the top surface of freezer main body 1.Therefore, according to this implementation The structure of mode is capable of forming the handle for being easy gripping.

Further, because even handle 32 is protrusively provided upwards compared with the top surface of freezer main body 1, also with upper machine The upper back of freezer main body 1 is arranged in tool room 21 together, so can't see from the front of freezer main body 1, design Property also can be same as status good.

In short, the upper back of freezer main body 1 capable of being arranged in upper Machine Room 21 and make the volume of lower part storeroom Increase, and can obtain the chamfering of the two side portions at 1 back side of freezer main body and make that wall thickness is thinning, increases storeroom volume Effect, while ensure freezer main body 1 installation space and appearance design status maintain, and carry when handle it is easy Holding property.

In addition, 50 handle 32 of freezer in present embodiment becomes substantial with the upper end of upper Machine Room 21 with the upper end The mode of identical height is constituted.Therefore, be protrusively provided upwards compared with the top surface of freezer main body 1 using handle 32 and Height is got higher, and entire upper Machine Room 21 can be arranged in the position for being in top compared with prior art.It therefore, can be therewith Correspondingly increase the volume of the refrigerating chamber 6 of top storeroom, improves ease of use.

In addition, handle 32 is become and the upper end of the control unit 29 at the top that freezer main body 1 is arranged in essence with the upper end The mode of upper identical height is constituted.As a result, with upper Machine Room 21 the case where, is same, utilizes handle 32 and freezer main body 1 Compared to being protrusively provided, highly getting higher upwards, the control unit 29 that the top surface of freezer main body 1 is arranged in can be also arranged for top surface In the position for being in top compared with prior art.Therefore, the wall thickness from control unit 29 to refrigerating chamber 6 can correspondingly be made It thickens, reduces the heat affecting from control unit 29.

On the other hand, handle 32 has the cover portion 59 for covering upper Machine Room 21.It therefore, can be by the way that cover portion 59 be arranged in Air in blow vent 62 (referring to Fig.1 5) ground Machine Room 21 is taken a breath.Thereby, it is possible to will be arranged using fan 41 upper The equal cooling of compressor 23 in Machine Room 21, reduces the heat affecting of ground refrigerating chamber 6.

Moreover, because blow vent 62 sets up separately in the both sides of upper Machine Room 21, so air can be made in upper Machine Room 21 Discrepancy also swimmingly carry out, can efficiently be cooled down using the cooling fan 41 of compressor.

Moreover, in the cover portion 59 of handle 32, part corresponding with blow vent 62 is provided with blinds forms 63.Therefore, The direction that the shutter of blinds forms 63 can be changed obtains ozone from front, is vented forwards.Thereby, it is possible to have Effect utilizes the space on 50 top of freezer, prevents the in line (from exhaust portion stream of the sucting of blow vent 62 and the exhaust of discharge unit Enter sucting) etc., it is able to carry out efficient heat extraction.

In addition, in the present embodiment, the direction of the blinds forms 63 of sucting and discharge unit to blow vent 62 is respectively Be illustrated for the example in front, but can also enable sucting and discharge unit blinds forms 63 be oriented it is mutually different Direction, such as one is front, another is rear.In this case, rear is set with space in freezer 50 When place, heat extraction can be efficiently carried out.

In addition, as shown in Fig. 5 and Figure 22, the mobile roller 33 of the freezer main body 1 of the freezer 50 of present embodiment The both sides of the lower Machine Room 22 of freezer main body 1 are set.As shown in figure 23, the setting of roller 33 will link beam 65 and reinforcing beam The side plate 47 of the part of 66 connections, the connection beam 65 and freezer main body 1 links, which is mounted under side plate 47 End.According to this structure, even if the backplate 34 of freezer main body 1 is formed in the tabular of not corner portion, it is located at refrigeration In the horizontal plane (from the perspective plane of the freezer 50 in the case where the overhead projection of freezer 50) of library main body 1.Therefore, energy It is enough that the installation space of the freezer main body 1 of freezer 50 is not made to become larger, it is identical as status.

It is combined in addition, being provided with the part of roller 33 and will link beam 65 with reinforcing beam 66, intensity is high.Further, become intensity The reinforcing beam 66 of component is applied to the weight of the freezer main body 1 of roller 33 close to roller 33, bearing.Therefore, roller 33 is not subject to cold It hides the weight of library main body 1 and deforms, be able to maintain good travelling performance.

In addition, about intensity, preferably as the reinforcing beam 66 of strengthening part so that width the earth setting opening 67 (Figure 23 and Figure 24) and the mode of backing roll 33 is constituted.But in this case, since the overall length width in reinforcing beam 66 becomes larger, material Expense increases, cost increase.Furthermore, it is also contemplated that reinforcing beam 66 and 33 supporting part of roller are correspondingly increased into its width.But at this In the case of kind, the inner edge side end after the width of reinforcing beam 66 is increased becomes movable end, is supported and is applied in the form of single armed The weight of the freezer main body 1 of inner edge side end, so reinforcing beam 66 may deform.

For this point, improved cold in the freezer 50 of present embodiment by combining connection beam 65 with reinforcing beam 66 Hide the intensity of the roller supporting part of library main body 1.Moreover, by the inner edge side of roller 33 and reinforcing beam 66 close to configuration, is reduced with The element of the weight of the form bearing freezer main body 1 of single armed.Therefore, such structure according to the present embodiment, in roller branch Bearing portion point, it can be ensured that enough intensity, freezer 50 are able to maintain good travelling performance.

In a word, it can be ensured that roller bearing strength prevents the deformation of freezer main body 1, keeps good travelling performance, simultaneously Roller 33 is configured in the perspective plane of freezer main body 1, does not increase the installation space of freezer main body 1, and as status is similarly big It is small.

In addition, as shown in figure 24, the side of 66 side of reinforcing beam of the reference line X and roller 33 of the inside ora terminalis of reinforcing beam 66 Distance Y is less than the 1/2 of the width dimensions L of roller 33.According to this structure, it can reduce and reinforcing beam 66 is applied to by roller 33 The weight of the single armed bearing of the weight of freezer main body 1.Therefore, the deformation of roller supporting part can be prevented stably in a long term.

In addition, roller bearing part 68 is mounted on the lower face side of connection beam 65.Therefore, connection 65 He of beam can not be located at The freezer main body 1 on the top of reinforcing beam 66 hinders ground mounted roller bearing part 68, improves operability.

In addition, the freezer 50 of present embodiment is so that be filled with the wall body of the freezer main body 1 of foamed heat-insulating material 4 Positioned at the horizontal plane in roller bearing part 68 (when freezer main body 1 is projected on horizontal plane from underface (or surface) Roller bearing part 68 perspective plane) in mode constitute.Therefore, connection beam 65 and reinforcing beam 66 combination except, also plus The strength enhancing that the wall body of the freezer main body 1 of the upper foamed heat-insulating material 4 filled with freezer main body 1 serves.Therefore, The intensity of roller supporting part especially improves, and can prevent the deformation of roller supporting part stably in a long term.It can also enough increase refrigeration The depth size of the vegetable compartment 10 as lower part storeroom in library main body 1, can be realized the high capacity of vegetable compartment 10.

As described above, the present invention provide not the injection to foamed heat-insulating material 4 and lower part storeroom volume bring it is unfavorable, Increase and the area of the vacuum heat insulation material 52 at the back side of freezer main body 1 is set, keeps the wall thickness of freezer main body 1 thinning and mentions The freezer 50 of high thermal insulation.

That is, the freezer 50 of an example of the invention includes having the freezer main body 1 of multiple storerooms 6~10 and setting Set recess portion (the 1st recess portion) 1a in the upper back of freezer main body 1.Freezer main body 1 has backplate 34, and backplate 34 is in There is no the tabular of corner portion to be formed.In addition, the flat backplate 34 in not corner portion is provided with vacuum heat insulation material 52.In addition, compared with the vacuum heat insulation material 52 for being set to backplate 34 top be provided with for injecting foamed heat-insulating material 4 Injection hole 36.

According to this structure, the foamed heat-insulating material 4 that self seeding hole 36 is injected does not hinder ground by vacuum heat insulation material 52 Disperse with the face collision that the bottom surface of the recess portion 1a of upper back of freezer main body 1 is arranged in is constituted, filling to freezer main body 1 Interior case 3 and outer container 2 between.Further, it is capable of increasing the adhesive surface of the vacuum heat insulation material 52 at the back side of freezer main body 1 Product.Thereby, it is possible to substantially ensure thermal insulation, so the wall thickness of freezer main body 1 can be made thinning.That is, freezer can be utilized The recess portion 1a of the upper back of main body 1 strengthens the back side of freezer main body 1 with not damaging the injection of foamed heat-insulating material 4 Thermal insulation, and increase the library internal volume of freezer 50.

In addition, the freezer 50 of an example of the invention includes that there is the freezer main body 1 of backplate 34 and configuration to exist The vacuum heat insulation material 52 of backplate 34.Backplate 34 is the tabular of not corner portion.In addition, backplate 34 can also be upper End has protruding portion 34a.Further, it is also possible to be provided with the injection hole the (the 1st for injecting foamed heat-insulating material 4 in protruding portion 34a Injection hole) 36.

According to this structure, the foamed heat-insulating material 4 that self seeding hole 36 is injected does not hinder ground by vacuum heat insulation material 52 Filling is between the interior case 3 and outer container 2 of freezer main body 1.Further, can increase the vacuum at the back side of freezer main body 1 every The bonding area of hot material 52 can make the wall thickness of freezer main body 1 thinning.That is, the upper end one of backplate 34 can be utilized The protruding portion 34a divided, strengthens the thermal insulation at the back side of freezer main body 1, and make with not damaging the injection of foamed heat-insulating material 4 The library internal volume of freezer 50 increases.

In addition, the freezer 50 of an example of the invention can also the inner surface side of the overleaf injection hole 36 of plate 34 set It is equipped with cover 69.Cover 69 also can be only fitted to recess portion 1a bottom surface and interior case 3 Machine Room formation stage portion 3a it Between.

According to this structure, cover 69 can using by its up and down either one as fulcrum, in the bottom surface recess portion 1a and The Machine Room formation of interior case 3 is arranged with the mode that the space side formed between stage portion 3a rotates.Therefore, it can prevent from slotting The flowing partes tegmentalis part for entering the foamed heat-insulating material 4 of the injection pipe 70 of injection hole 36 hinders.Foamed heat-insulating material 4 can as a result, It is injected between the interior case 3 and outer container 2 of freezer main body 1 well.

In addition, in the freezer 50 of an example of the invention, it can also be in the lower part of the backplate 34 of freezer main body 1 It is also equipped with lower part injection hole (the 2nd injection hole) 36a.In this case, it is also possible that the lower end of vacuum heat insulation material 52 The part opposite with the overleaf lower part injection hole 36a of the lower part of plate 34 is arranged in portion is formed as notch.

According to this structure, foamed heat-insulating material 4 can be also injected into from the lower part of backplate 34.In addition, according in this way Structure, vacuum heat insulation material 52 can not hinder from lower part injection hole 36a inject foamed heat-insulating material 4 fluidly, set It sets to the lower section of backplate 34.Therefore, the thermal insulation at the back side of freezer main body 1 can be strengthened, and promote freezer main body 1 Wall slimming, the increase of library internal volume is realized in further library.

In addition, in the freezer 50 of an example of the invention, backplate 34 also can have the left side with freezer main body 1 Substantially the same width of right width.Since in the not set corner portion of backplate 34 of freezer main body 1,34 energy of backplate It is enough to be formed in the tabular with the width substantially the same with the left and right width of freezer main body 1.

In addition, the present invention improves the coverage rate of vacuum heat insulation material, improves with providing the expensive sense for not bringing manufacturing cost The freezer of the thermal insulation of top surface.

Specifically, the freezer 50 of an example of the invention include between outer container 2 and interior case 3 filling-foam it is heat-insulated The freezer main body 1 of material 4 and composition.The top 29 of the outer container 2 of freezer main body 1 is provided with control unit 2.Control unit 29 is set Control unit in the opening or concaveconvex shape that are set to the top of outer container 2 is set with recess portion (second recesses) 29a (referring to Fig. 3 and Fig. 7). Forming heat insulating member 40 is configured in the inside of the top surface of the outer container 2 of freezer main body 1.Shaping heat insulating member 40 is in control unit 29 The shape of the concaveconvex shape on the top of the top surface of the face covering outer container 2 of side is formed, and the face with the face opposite side of 29 side of control unit is in Substantially planar shape is formed.Vacuum heat insulation material 53 is configured in the part of the substantially planar shape of forming heat insulating member 40.

According to this structure, even if being configured with control unit 29 on the top of freezer main body 1,2 top surface of outer container has recessed Convex form, also can be with the top surface of a flat outer container 2 of the covering of vacuum heat insulation material 53 comprising control unit 29.Therefore, Prepare multiple vacuum heat insulation materials it is unnecessary to cover concaveconvex shape, so can not cause in the cost of vacuum heat insulation material The ground such as liter improve the coverage rate of the vacuum heat insulation material 53 of the top surface of outer container 2, improve the thermal insulation of the top surface of freezer main body 1.

In addition, vacuum heat insulation material 53 can also be relative to the top of outer container 2 in the freezer 50 of an example of the invention Face obliquely configures.

According to this structure, vacuum heat insulation material 53 can be made along production when the forming of the interior case 3 of freezer main body 1 The angled manner of the top surface of raw interior case 3 tilts, and improves the foaming heat insulation material between vacuum heat insulation material 53 and the top surface of interior case 3 The fillibility of material 4.Therefore, the homogenization that can promote packed density further increases the heat-insulated of the top surface of freezer main body 1 Property.

In addition, can also be spread in the top surface of the outer container 2 of freezer main body 1 in the freezer 50 of an example of the invention If heat-dissipating pipe 25.In addition, forming heat insulating member 40 can also be together with control unit 29 in the freezer 50 of an example of the invention Together, heat-dissipating pipe 25 is also covered.

According to this structure, the heat dissipation performance that refrigeration cycle can be improved using the top surface of freezer main body 1, is connected simultaneously Inhibit its heat affecting together with the heat affecting from control unit 29, improves the thermal insulation of freezer main body 1.

In addition, the freezer 50 of an example of the invention can also be provided in the upper back of freezer main body 1 Set the upper Machine Room 21 of compressor 23.In this case it is also possible to the Machine Room wall body 35 for constituting upper Machine Room 21 with it is interior Configured with the vacuum heat insulation material 54 bent in a manner of along the wall surface of Machine Room wall body 35 between case 3.

According to this structure, it can be improved the vacuum of the upper Machine Room 21 for the upper back that freezer main body 1 is set The coverage rate of heat-barrier material 54.Therefore, can obtain can be arranged in the upper back of freezer main body 1 for compressor 23 and increase The lower part storeroom volume of big freezer main body 1, while can also efficiently prevent from storing from compressor 23 to top indoor Heat affecting, freezer that thermal insulation is high.

In addition, the freezer 50 of an example of the invention can also be constituted as follows: configuration forming heat insulating member The Machine Room side end 53a of 21 side of the vacuum heat insulation material 54 of the part of 40 substantially planar shape, upper Machine Room, with configuration The upper end 54a of vacuum heat insulation material 54 between the wall surface and interior case 3 of Machine Room wall body 35, in horizontal plane (refrigeration Library main body 1 when being projected from surface or underface on the perspective plane of horizontal plane) it is overlapped.

According to this structure, be reliably prevented from outside air heat and from upper Machine Room 21 heat from configuration at The Machine Room side end 53a of the vacuum heat insulation material 54 of the part of the substantially planar shape of shape heat insulating member 40 and configuration are in upper machine It is invaded between the upper end 54a of vacuum heat insulation material 54 between the Machine Room wall body 35 and interior case 3 of tool room 21.Basis as a result, Such structure can obtain the higher freezer of thermal insulation.

Further, the present invention provides the installation space that there is increase storeroom volume not increase freezer main body but, is easy The freezer of the handle of gripping.

Specifically, the freezer 50 of an example of the invention includes freezer main body 1 and is arranged in freezer main body 1 Upper back recess portion 1a.The both sides of recess portion 1a are provided with the handle 32 of carrying.Handle 32 and freezer main body 1 It compares and is protrusively provided upwards in top surface.

According to this structure, handle 32 is not protrusively provided rearward from the back side of freezer main body 1.Therefore, it refrigerates Although the height of library main body 1 is got higher, but the installation space in the space of depth direction, i.e. freezer main body 1 does not increase, and with Status is identical.Thereby, it is possible to user freezer 50 not be arranged with making troubles.Moreover, by making handle 32 and freezer The top surface of main body 1 can be arranged between handle 32 and the top surface of freezer main body 1 and put in hand compared to protruding upwards Gap, so handle 32 is easy to hold.Even moreover, highlightedly being set upwards compared with the top surface of freezer main body 1 in this way The handle 32 set, also because handle 32 is located at the rear of freezer main body 1 together with recess portion 1a, from freezer main body 1 Front can't see, and appearance is also good.In addition, lower part can be made by the upper back that recess portion 1a is arranged in freezer main body 1 The volume of storeroom increases.Further, by cancel freezer main body 1 back side two side portions chamfering ensure configure vacuum every The area of hot material 52, additionally it is possible to which acquisition keeps wall thickness thinning, increases the effect of storeroom volume.Therefore, according to this structure, Can obtain not increases the installation space of freezer main body 1, maintains good appearance design, and can ensure carry when The freezer of the portable of handle 32.

In addition, handle 32 can also be become and recess portion 1a using the upper end in the freezer 50 of an example of the invention Substantially the same height in upper end structure.

According to this structure, using due to highlightedly setting handle 32 upwards compared with the top surface of freezer main body 1 It sets and the height of freezer main body 1 is got higher, entire upper Machine Room 21 can be arranged in compared with prior art in top Position can correspondingly be such that the volume of top storeroom increases.Thereby, it is possible to further increase the use of freezer 50 just Benefit.

In addition, the freezer 50 of an example of the invention can also be provided with control unit on the top of freezer main body 1 29.In this case, control unit 29 can be so that become substantially the same height in upper end of handle 32 with the upper end Mode constitute.

According to this structure, cold using handle 32 is provided projectingly upwards compared with the top surface of freezer main body 1 The height of hiding library main body 1 is got higher, and the control unit 29 that the top of freezer main body 1 is arranged in can be arranged compared with prior art In top, the wall thickness from control unit 29 to storeroom can correspondingly be made to thicken, reduced from control unit 29 to storeroom Heat affecting.

In addition, handle 32 also can have the cover portion 59 of covering recess portion 1a in the freezer 50 of an example of the invention With handle portion 60.In this case it is also possible to be provided with blow vent 62 in cover portion 59.

According to this structure, can by the way that the blow vent 62 of cover portion 59 is arranged in, to the air in upper Machine Room 21 into Row ventilation, can cool down the compressor 23 being arranged in upper Machine Room 21 Deng, reduce from upper Machine Room 21 to the heat of storeroom It influences.Further, according to this structure, since blow vent 62 is located at the two side portions of upper Machine Room 21, so air is upper The discrepancy of Machine Room 21 also becomes smooth, can efficiency cooled down well.

In addition, the freezer 50 of an example of the invention can also be provided with blinds forms in the blow vent 62 of cover portion 59 63。

According to this structure, the shutter of the blinds forms 63 of upper 21 two side portions of Machine Room can be located at by changing Direction, obtain the ozone from front in recess portion 1a, the exhaust of Lai Zicong recess portion 1a will not it is in line to entrance side (no Entrance side can be flowed into).As a result, according to this structure, it can effectively take a breath to recess portion 1a.

In addition, even if the back portion that the present invention provides freezer main body is arranged with being arranged close to the wall surface of freezer main body Also it is able to carry out the good freezer to exhaust.

Specifically, the freezer 50 of an example of the invention includes freezer main body 1 and is arranged in freezer main body 1 Lower part lower Machine Room 22.Back side two side portions in lower Machine Room 22 are arranged with air entry 44 and exhaust outlet 45.It is refrigerating The back side of the lower part of library main body 1 is provided with the recessed portion 46 that side is recessed forwards compared with the back side of freezer main body 1.It is set to down The air entry 44 and exhaust outlet 45 of 22 two side portions of Machine Room are arranged in recessed portion 46.It is connected with the side plate of freezer main body 1 Part, recess 48 is arranged in a manner of it can carry out air-breathing and exhaust from air entry 44 and exhaust outlet 45 respectively through recess 48. More specifically, recess 48 and the air entry 44 and the respective at least part of exhaust outlet 45 of recessed portion 46 are disposed adjacently.

It according to this structure, can be by the way that the recess 48 of the plate portion of freezer main body 1 be arranged in, in air entry 44 Air-breathing and exhaust are carried out respectively with exhaust outlet 45.Therefore, even if the back side of freezer main body 1 is arranged close to wall surface, also can It carries out good to exhaust.In addition, according to this structure, removing in the evaporating pan 30 being arranged in lower Machine Room 22 can be made White water efficiently evaporates.

In addition, in the freezer 50 of an example of the invention, can also the bottom surface of lower Machine Room 22 be provided with it is cold Hide the assisted inhalation mouth 56 and auxiliary exhaust mouth 57 to exhaust of the front connection of library main body 1.

According to this structure, lower Machine Room 22 can be not only from the air entry 44 of the back portion of lower Machine Room 22 and row Port 45 but also from the front of freezer main body 1 attract outside air and be exhausted.Moreover, because the outside from front Air is not by the air of the equal heat affectings of the heat-dissipating pipe 25 for the side plate 47 for being embedded in freezer main body 1, so can be more efficient Ground makes the Defrost water evaporating in the evaporating pan 30 being arranged in lower Machine Room 22.

In addition, lower Machine Room 22 can also have evaporating pan 30 and evaporation in the freezer 50 of an example of the invention Fan 31.In this case, evaporating fan 31 can also be obliquely arranged relative to the depth direction of evaporating pan 30.

According to this structure, evaporating pan 30 can make actual size width of its depth size less than evaporating fan 31. Therefore, the depth size of lower Machine Room 22, in other words, the appearance being capable of increasing in freezer main body 1 can correspondingly be reduced Amount, can increase the storage amounts such as food.

In addition, evaporating fan 31 can also be become with lower end and evaporating pan in the freezer 50 of an example of the invention The mode of substantially the same height in 30 upper end configures.

According to this structure, can make lower Machine Room 22 includes the short transverse including evaporating pan 30 and evaporating fan 31 Size become smaller.Therefore, in other words the height dimension that can correspondingly reduce lower Machine Room 22 is capable of increasing freezer Capacity in main body 1 can increase the storage amounts such as food.

In addition, can also be provided in the downstream side of evaporating fan 31 makes in the freezer 50 of an example of the invention The wind direction board 58 of the water surface of the wind from evaporating fan 31 into evaporating pan 30.

According to this structure, the wind from evaporating fan 31 can be made efficiently to blow to the water surface in evaporating pan 30, energy Enough improve the evaporation effect of the defrosted water in evaporating pan 30.

Specifically, the freezer 50 of an example of the invention includes freezer main body 1, connection freezer main body 1 The connection beam 65 of side plate 47, be mounted on side plate 47 lower end reinforcing beam 66, be mounted on connection beam 65 68 and of roller bearing part The roller 33 being pivotally supported by roller bearing part 68.The freezer 50 of an example of the invention is with the base of the inside ora terminalis of reinforcing beam 66 1/2 mode of width dimensions of the directrix X at a distance from the side of 66 side of reinforcing beam of roller 33 less than roller 33 is constituted.

According to this structure, the weight for the freezer main body 1 that reinforcing beam 66 is applied to by roller 33, list be can reduce The weight of arm bearing.Thereby, it is possible to prevent the deformation of the roller supporting part of freezer main body 1 stably in a long term.

In addition, the connection beam 65 of the freezer 50 of an example of the invention can also be connected with reinforcing beam 66.At this In the case of kind, the part of 66 inner edge side of reinforcing beam of connection beam 65 can also be provided with opening 67.In addition, in such case Under, roller bearing part 68 can also be installed in opening 67.

According to this structure, the connection beam 65 and reinforcing beam 66 that freezer main body 1 can be utilized, in freezer main body 1 Horizontal plane in (freezer main body 1 when being projected from surface or underface in the perspective plane of horizontal plane) setting roller 33.Therefore, according to this structure, be capable of providing the installation space for not increasing freezer main body 1 and with identical with status big The small freezer for being provided with roller 33.In addition, according to this structure, be provided with the roller 33 of freezer main body 1 partially due to even Knot beam 65 is combined with reinforcing beam 66 and intensity is high, and the reinforcing beam 66 for becoming strength member becomes bearing and apply close to roller 33 In the state of the weight of the freezer main body 1 of roller 33.Therefore, roller bearing part 68 be not subject to freezer main body 1 weight and It deforms, is able to maintain good travelling performance.

In addition, freezer main body 1 is preferably to increase the width for the reinforcing beam 66 for becoming strength member, add about intensity The mode of setting 67 backing rolls 33 of opening of brutal 66 is constituted.But in this case, due to the overall length width in reinforcing beam 66 Become larger, the fee of material of reinforcing beam 66 increases, and cost is got higher.

Furthermore, it is also contemplated that the width of reinforcing beam 66 is only increased in the roller supporting part of reinforcing beam 66, but in such case Under, the inner edge side end of the reinforcing beam 66 after larger width becomes movable end, exists and is applied to because being supported in the form of single armed The weight of the freezer main body 1 of roller 33 is so the problem of deforming.

But the structure of the freezer 50 of an example according to the present invention, due in reinforcing beam 66 and connection 65 knot of beam It closes, so the intensity of roller supporting part improves, and since the inner edge side of roller 33 and reinforcing beam 66 is close to configuration, so can reduce The bearing element of the form of single armed.Therefore, the structure of freezer 50 according to the present invention, it can be ensured that sufficient intensity, it can Keep good travelling performance.In a word, it can be ensured that roller bearing strength keeps good roller performance, while can roller 33 make to match It sets in the perspective plane of freezer main body 1, the installation space of freezer main body 1 is made to become size identical with status.

In addition, roller bearing part 68 also may be mounted at connection beam 65 in the freezer 50 of an example of the invention Lower face side.

According to this structure, roller bearing part 68 can not be located at the refrigeration on the top of connection beam 65 and reinforcing beam 66 Library main body 1 hinders ground installation, can be improved the operability of the manufacture of freezer 50.

In addition, the freezer 50 of an example of the invention can also be to be filled with the cold of foamed heat-insulating material 4 The mode for the top that the wall body of hiding library main body 1 is located at the roller bearing part 68 in the horizontal plane of freezer 50 is constituted.

According to this structure, except the combination of connection beam 65 and reinforcing beam 66, also with the filling of freezer main body 1 The strength enhancing for thering is the wall body of foamed heat-insulating material 4 to serve.Therefore, according to this structure, roller branch can especially be improved The intensity of bearing portion point, prevents the deformation of roller supporting part stably in a long term.Further, because of storeroom in freezer main body 1 Backing is arranged to the part of roller supporting part being located next to, so can be realized the high capacity of storeroom.

More than, about the present invention, various explanations are carried out by taking embodiment as an example, but the present invention is not limited to certainly This, and can be made various changes reaching within the scope of the purpose of the present invention.Embodiments disclosed herein should be considered For be the example of whole inventive points rather than limit.In short, the scope of the present invention is not by above-mentioned explanation and by the model of claim Enclose expression, by comprising with the scope of the claims equalization meaning and range in all changes for the purpose of.Utilization in industry can It can property

As described above, the present invention provides the thermal insulation for strengthening freezer main body and the refrigeration that wall thickness is thin, library internal volume is also big Library.It is other using home-use freezer as enterprise's freezer of representative and automatic vending machine etc. thereby, it is possible to be widely used in Fridge-freezer.

Description of symbols

1 freezer main body

1a recess portion (the 1st recess portion)

2 outer containers

Case in 3

3a recess portion, which is formed, uses stage portion, and Machine Room, which is formed, uses stage portion (stage portion)

The rear 3b vertex angle part

4 foamed heat-insulating materials

6 refrigerating chambers

7 switching chambers

8 ice-making compartments

9 freezing chambers

10 vegetable compartments

11,12,13,14,15

16 cooling chambers

17 coolers

18 circulating cold air fans

19 defrosting portions

20 pipelines

Machine Room (Machine Room) on 21

The Machine Room 21a bottom surface

22 lower Machine Room (Machine Rooms)

23 compressors

24 condensers

25 heat-dissipating pipes

25a anti-condensation heat-dissipating pipe

25b bypasses heat-dissipating pipe

26 capillaries

26a, 26b capillary

27 triple valves

28a, 28b filter

29 control units

29a control unit is with recess portion (second recesses)

30 evaporating pans

31 evaporating fans, defrosting fan

31a fan holding plate

32 handles

33 rollers

34 backplates

34a protrusion tab (protruding portion)

35 Machine Room wall bodies

36 injection holes (the 1st injection hole)

The lower part 36a injection hole (the 2nd injection hole)

37 control cabinets

38 control blocks

39 cover boards

40 foamed styrene boards (forming heat insulating member)

41 fans

42 fan installation units

43 lower Machine Room covers

44 air entries

45 exhaust outlets

46 recessed portions

47 side plates

48 recesses

49 air flues

50 freezers

52,53,54 vacuum heat insulation material

52a notch section

The Machine Room 53a side end (side end)

The upper end 54a

56 assisted inhalation mouths

57 auxiliary exhaust mouths

58 wind direction boards

59 cover portions

60 handle portions

61 made of metal Machine Rooms cover

62 blow vents

63 blinds forms

64 preparation blow vents

65 connection beams

66 reinforcing beams

67 openings

68 roller bearing parts

69 covers

70 foamed heat-insulating material injection pipes (injection pipe).

Claims

1. a kind of freezer characterized by comprising

Freezer main body with multiple storerooms；With

The recess portion of the upper back of the freezer main body is set,

The freezer main body has the flat backplate of not corner portion,

The backplate is provided with vacuum heat insulation material, and

The position against the top of the vacuum heat insulation material described in the ratio of the backplate is provided with for injecting foamed heat-insulating material 1st injection hole.

2. a kind of freezer characterized by comprising

Freezer main body with multiple storerooms；

It is set to the backplate at the back side of the freezer main body；With

It is configured at the vacuum heat insulation material of the backplate,

The backplate is the tabular of not corner portion,

The backplate is held on it has protruding portion,

The protruding portion is provided with the 1st injection hole for injecting foamed heat-insulating material.

3. freezer as described in claim 1, it is characterised in that:

The freezer main body has interior case,

The interior case has the stage portion of the recess portion formation,

The inner surface side of the injection hole of the backplate is provided with cover,

The cover configuration is between the bottom surface of the recess portion and the stage portion of the interior case.

4. the freezer as described in any one of claims 1 to 3, it is characterised in that:

The freezer main body is provided with the 2nd injection hole, the lower end of the vacuum heat insulation material in the lower part of the backplate Be formed as the notch section of notch with the part opposite with the 2nd injection hole.

5. the freezer as described in any one of Claims 1 to 4, it is characterised in that:

The backplate has the width substantially the same with the left and right width of the freezer main body.