In recent years, in home-use refrigerator, there is pars intermedia to be provided with refrigerator vegetable compartment, so-called middle vegetable compartment type at the refrigerator main body above-below direction.This class refrigerator in the past be shown in Fig. 7 to Figure 11 for example.
At first, in Fig. 7 and Fig. 8, be provided with refrigerating chamber 2a at the topmost of refrigerator main body 1, its below is provided with vegetable compartment 2b, is provided with ice-making compartment 2c and switch room 2d side by side about under the vegetable compartment 2b, and is provided with refrigerating chamber 2e at foot.Between vegetable compartment 2b and ice-making compartment 2c below it and switch room 2d, be provided with baffle wall 1a with heat-insulating property, by described baffle wall 1a, refrigerator is divided into the refrigerated storage temperature district of refrigerating chamber 2a and vegetable compartment 2b and the cryogenic temperature district of ice-making compartment 2c and refrigerating chamber 2e.Again, the structure of switch room 2d can make in its optional majority temperature band one.
A side in the refrigerator at above-mentioned vegetable compartment 2b back is provided with the refrigerating chamber cooler 3a and the refrigerating chamber fan 4a that are used for the cooling refrigeration humidity province.Again, a side in the refrigerator at above-mentioned refrigerating chamber 2e back is provided with the refrigerating chamber cooler 3b and the refrigerating chamber fan 4b that are used to cool off the cryogenic temperature district.Again, the top outside the refrigerator at the refrigerating chamber 2a back side is formed with the adiabatic wooden partition 1a of refrigerator main body 1 is recessed to an anterior side and circuit board accommodation section 5 that form, and this circuit board accommodation section 5 is provided with control circuit board 6.This control circuit board 6 and being arranged between each electric component on the refrigerator main body 1 connects by lead-in wire and connector.
In above-mentioned refrigerating chamber 2a, from the front, in its lower left quarter depths, as shown in Figure 9, be provided with the 1st accommodation section 7a, in the 1st accommodation section 7a, accommodate lead-in wire and connector, and be used for connecting the lead-in wire and the connector of the waterworks 10 that the ice making box (not shown) to the automatic ice maker 9 that is arranged at ice-making compartment 2c supplies water as the electric component of temperature sensor 8 grades that are used for refrigerating chamber 2a one side.Being arranged at interior case reinforcement plate 11 (Figure 10) left part of refrigerating chamber, be provided with the 2nd accommodation section 7b with the interior case enhancing usefulness at cooler 3a back again.On the 2nd accommodation section 7b, accommodate lead-in wire and the connector that is used for Defrost heater 12 grades.Have again, form the 3rd accommodation section 7c being arranged at the left part of refrigerating chamber, on the 3rd accommodation section 7c, accommodate lead-in wire and the connector of above-mentioned refrigerating chamber with usefulness such as fan 4a with the cooler head 13 (with reference to Figure 11) of cooler 3a front portion.
Yet there is following shortcoming in the refrigerator of above-mentioned structure in the past.That is, because control circuit board 6 is arranged at the upper rear portion of refrigerator main body 1, therefore, and must be very long for connecting this control circuit board 6 with the lead-in wire that is arranged at each electric component on the refrigerator main body 1, the also corresponding raising of its cost.Again, on the lead-in wire foreskin, use vinyl chloride usually, so the lead-in wire use amount greatly also is unfavorable for environmental protection.Have, for above-mentioned control circuit board 6 is set, formed circuit board accommodation section 5 at refrigerating chamber 2a back, therefore, this has also reduced the available capacity of refrigerating chamber 2a.
The present invention system In view of the foregoing does, the objective of the invention is to, a kind of refrigerator is provided, the pars intermedia that described refrigerator structure ties up to the refrigerator main body above-below direction is provided with vegetable compartment, in this refrigerator, it is extremely short with the lead-in wire that is arranged at each electric component in the refrigerator main body 1 to be used to connect control circuit board, simultaneously, needn't reduce the available capacity in the refrigerator.
For achieving the above object, the invention is characterized in of the 1st scheme: the pars intermedia at the refrigerator main body above-below direction is provided with in the refrigerator of vegetable compartment structure, will be arranged at the back of above-mentioned vegetable compartment by the control circuit board that lead-in wire has connected the electric component that is arranged at above-mentioned refrigerator main body.
By control circuit board being set at the set vegetable compartment back of the pars intermedia of above-mentioned refrigerator main body above-below direction, with the occasion that control circuit board is arranged at the refrigerator main body upper rear portion by comparison, can reduce as possible and be used to connect control circuit board and be arranged at wire length between each electric component in the refrigerator main body 1.Again because vegetable compartment drawer type normally, be formed with well-to-do space as the dead angle at drawer type vegetable compartment back, utilize this well-to-do space that control circuit board is set, can under the situation that needn't reduce available capacity in the refrigerator, control circuit board be set.
At this moment, be preferably, the present invention as the 2nd scheme, described control circuit board is arranged at the refrigerator outside at vegetable compartment back, with the refrigerator at the vegetable compartment back of described control circuit board subtend in a side be provided with the accommodation section that holds the lead-in wire that is used to be connected between described control circuit board and the electric component etc.
By this, be formed on the accommodation section that is arranged at the vegetable compartment back and concentrate the structure of holding lead-in wire, disperse by comparison with the accommodation section in the occasion in a plurality of places, in the time of transaction capabilities in the time of can improving assembling, the transaction capabilities in the time of also can improving the exchange of electric component and maintenance.By the accommodation section being arranged at the vegetable compartment back, can effectively utilize the well-to-do space at vegetable compartment back more again.
Again, be preferably, as described in the 3rd scheme, at the inboard sidepiece of the refrigerator at vegetable compartment back cooler is set near refrigerator one side, the above-mentioned control circuit board of refrigerator arranged outside at the sidepiece of vegetable compartment back and above-mentioned cooler opposition side, simultaneously, with the refrigerator of described control circuit board subtend in a side be provided with to concentrate and hold the accommodation section that is used to be connected the lead-in wire between described control circuit board and the electric component.
By this, by making with being contained in the structure of set accommodation section, vegetable compartment back in the lead set, as above-mentioned, can the transaction capabilities when improving assembling in, the transaction capabilities when improving the transposing of electric component and maintenance.Again, though make the structure that cooler is arranged at the vegetable compartment back this moment, also can by with its cooler near refrigerator one sidepiece setting, and control circuit board and accommodation section are arranged at the sidepiece of an opposite side with cooler, thus, can more effectively utilize the well-to-do space at vegetable compartment back.
The invention is characterized in of the 4th scheme: case strengthened on the interior case reinforcement plate of usefulness in the described accommodation section was arranged at with being integral.Case reinforcement plate on, compared with occasion that accommodation section in addition be provided with come in by this described accommodation section being arranged at with being integral, can reduce component number.
Below, with reference to Fig. 1-Fig. 6, do an explanation with regard to one embodiment of the present of invention.At first, in Fig. 1 to Fig. 4, refrigerator main body 21 is made up of by the body of thermal insulating box 22 of long rectangular shape above-below direction.This body of thermal insulating box 22 is made of the outer case 23 of steel plate system, plastics system internal box 24 and foam filled foamed thermal insulating 25 between above-mentioned outer case 23 and internal box 24.The pars intermedia bottom of body of thermal insulating box 22 above-below directions is provided with baffle wall 26.
In refrigerator main body 21 inside, refrigerating chamber 27 belows of topmost are provided with vegetable compartment 28, are provided with ice-making compartment 29 and switch room 30 about vegetable compartment 28 belows side by side, and are provided with refrigerating chamber 31 at foot.Be respectively equipped with chamber door 27a-31a (but chamber door of ice-making compartment not shown in the figures 29) in the front of above-mentioned each chamber 27-31.In above-mentioned each chamber 27-31, the chamber door 27a of topmost refrigerating chamber 27 makes the rotary type of pivot suspension for the one sidepiece, the chamber door 28a-31a of other each chamber 28-31 and the container drawer type for moving as fore-and-aft direction.
In refrigerator main body 21 inside, be divided into refrigerated storage temperature district that comprises refrigerating chamber 27 and vegetable compartment 28 and the cryogenic temperature district that comprises ice-making compartment 29 and refrigerating chamber 31 by aforementioned barriers wall 26.Again, the structure of switch room 30 can be selected a temperature band in refrigerating chamber (about 2 ℃), vegetable compartment (about 5 ℃) refrigerating chamber (-18 ℃ approximately), local refrigerating chamber (3 ℃) shock chamber (about 0 ℃) the grape wine cooling chamber (about 8 ℃).
Machine Room 32 is established at rear portion, bottom at refrigerator main body 21, is provided with compressor 33 and Machine Room fan 34, Defrost water evaporating ware 35 etc. in this Machine Room 32.Refrigerator inboard at the back of refrigerating chamber 31, be provided with the refrigerating chamber that is used to cool off the cryogenic temperature district with cooler 36 and refrigerating chamber with fan 37, Defrost heater 38 etc., be provided with cooler head 39 in these parts front one sides.
Refrigerator inboard at the back of vegetable compartment 28, at the one sidepiece, this moment as shown in Figures 3 and 4, from the front, near the refrigerator right side, be provided with the refrigerating chamber that is used for cooling refrigeration humidity province temperature and use cooler 40 and refrigerating chamber, be provided with cooler head 43 in these parts front one sides with fan 41, Defrost heater 42 etc.The inboard of cooler head 43 is provided with heat-insulating material 44.At this moment, refrigerating chamber is less with the width dimensions of cooler 3a with respect in the past refrigerating chamber with cooler 40, simultaneously, has increased the above-below direction size, and its film-cooled heat and refrigerating chamber in the past are roughly the same with cooler 3a's.
In addition, on the rear wall 22a of the body of thermal insulating box 22 that is positioned at vegetable compartment 28 backs, with the left side refrigerator outside of refrigerating chamber with cooler 40 opposition side sidepieces, be formed with the circuit board accommodation section 45 of depression forwards, in this circuit board accommodation section 45, be provided with control circuit board 46.On the back side of the rear wall 22a of body of thermal insulating box 22, be provided with the back side cover 45a of covering board accommodation section 45 and control circuit board 46.
Again, on the rear wall 22a of the body of thermal insulating box 22 that is positioned at vegetable compartment 28 backs, with the refrigerator inboard of above-mentioned control circuit board 46 subtends on, be provided with the accommodation section 47 that holds lead-in wire etc.This accommodation section 47, is wholely set with being arranged at the plastic interior case reinforcement plate 48 of refrigerating chamber with cooler 40 backs for strengthening the internal box 24 of body of thermal insulating box 22 as Fig. 5 and shown in Figure 6, and its front is sealed by lid 49.Accommodation section 47 is divided into lead-in wire accommodation section 47a that holds lead-in wire 50 and the connector accommodation section 47b that holds connector not shown in the figures.Vegetable compartment 28 tops are provided with vegetable compartment cover plate 51.
The top of ice-making compartment 29 is provided with automatic ice maker 52 (with reference to Fig. 4), and again, the lower left quarter depths of refrigerating chamber 27 is provided with waterworks 53, and waterworks 53 front portions are fixed with the water pot of giving not shown in the figures.The water of giving water pot, is supplied in automatic ice maker 52 ice making box not shown in the figures by water hose 54 from waterworks 53.Again, be provided with the pipeline 55 of guiding cold air at the rear portion of refrigerating chamber 27, this pipeline 55 is provided with the temperature sensor 56 that refrigerating chamber is used.The rear portion of refrigerating chamber 31 also is provided with the temperature sensor 57 that refrigerating chamber is used.
Here, compressor 33, Machine Room respectively by above-mentioned lead-in wire are connected to above-mentioned control circuit board 46 with fan 37, Defrost heater 38,42, refrigerating chamber with the electric component of fan 41, automatic ice maker 52, waterworks 53, temperature sensor 56,57 etc. with fan 34, refrigerating chamber.And, at this moment, in these electric components, for example pressing refrigerating chamber to concentrate with the lead-in wire 50 (with reference to Fig. 5, Fig. 6) of the temperature sensor 57 of fan 41 and Defrost heater 42 thereof, waterworks 53, refrigerating chamber 27 1 sides etc. is contained among the lead-in wire accommodation section 47a of above-mentioned accommodation section 47, simultaneously, concentrated being contained among the 47b of connector accommodation section of connector (not shown) that connects this lead-in wire 50.
According to said structure, can obtain following effect.
Pars intermedia at above-mentioned refrigerator main body 21 above-below directions is provided with vegetable compartment 28, at this vegetable compartment back control circuit board 46 is set, by this, make its with the occasion that control circuit board 6 is arranged at refrigerator main body 1 upper rear portion by comparison, can reduce the length that is used to connect control circuit board 46 and is arranged at the lead-in wire 50 between each electric component in the refrigerator main body 21 as possible, and correspondingly reduce cost.Again because vegetable compartment 28 drawer type normally, be formed with well-to-do space as the dead angle at drawer type vegetable compartment 28 backs, utilize this well-to-do space that control circuit board 46 is set, thus, control circuit board 46 can be set under the situation that needn't reduce available capacity in the refrigerator.
Again, make and in the accommodation section 47 that vegetable compartment 28 backs are provided with, concentrate the structure of holding 50 grades that go between, by this, itself and accommodation section are disperseed in the occasion in a plurality of places by comparison, when can improve the transaction capabilities in when assembling, the transaction capabilities the when bar that also can improve electric component changes and overhauls.By accommodation section 47 being arranged at vegetable compartment 28 backs, can more effectively utilize the well-to-do space at vegetable compartment 28 backs again.
Again, make the structure that refrigerating chamber usefulness cooler 40 is set at vegetable compartment 28 backs, this refrigerating chamber is provided with near a side sidepiece with cooler 40, in vegetable compartment back and refrigerator arranged outside above-mentioned control circuit board 46 and the accommodation section 47 of above-mentioned refrigerating chamber with the sidepiece of cooler 40 opposite sides, by this, can more effectively utilize the well-to-do space at vegetable compartment 28 backs.
And, because accommodation section 47 is positioned at the higher vegetable compartment of temperature 28, and intercept with cooler 40 with refrigerating chamber by the rear wall 22a of body of thermal insulating box 22 and heat-insulating material 44, therefore, influence of temperature variation when being not easy to be subjected to defrosting can prevent to be contained in the connector generation dewfall in the accommodation section 47.
Thereby, on refrigerator in the past, because dewfall takes place in the connector that is held on the 2nd accommodation section 7b in being arranged on the case reinforcement plate 11 easily, so, from the electric fireproof security consideration, be necessary to use the ABS resin of flame retardant type as the material of case reinforcement plate 11 in integrated with the 2nd accommodation section 7b.
About this point, in the present embodiment, owing to the connector generation dewfall that can greatly prevent to be contained in the accommodation section 47, therefore, material as case reinforcement plates 48 in integrated with accommodation section 47 there is no need to use the flame retardant type material, but can use cheap, common material.Again, accommodation section 47 is integrally formed on the interior case reinforcement plate 48,, can reduces component number compared with the occasion that accommodation section 47 is set in addition.
Can understand as mentioned above, by vegetable compartment 28 backs control circuit board 46 is set in the pars intermedia setting that is positioned at the refrigerator main body above-below direction, with the occasion that control circuit board is arranged at the refrigerator main body upper rear portion by comparison, can reduce the length that is used to connect control circuit board and is arranged at the lead-in wire between the interior electric component of refrigerator main body as possible, and can correspondingly reduce cost.Because the vegetable compartment back is formed with the well-to-do space as the dead angle, utilize this well-to-do space that control circuit board is set again, can under the situation that needn't reduce available capacity in the refrigerator, control circuit board be set.