CN1135346C - Refrigerator - Google Patents

Abstract

A cooling chamber comprises a heat insulation box body provided at an internal part with a storage chamber; a machine room positioned below the storage chamber and constituted outside the heat insulation box body; a compressor, a condenser, and a fan for the condenser, which are situated in the machine room; and a fan case situated at the periphery of the fan for the condenser. A drain flow passage is situated along the outer edge of the fan case, and the drain flow passage is provided at one part with a receiving part to receive drain in the storage chamber, and at the other part with a drain guide part fronting on a position above the dew pan. It prevent the damage of a drain hose due to rotation of a fan and be capable of draining without effecting a work to fix the drain hose.

Description

Refrigerator

The present invention relates to a kind of by door can freely openable ground closed storage room front openings refrigerator.

Present this refrigerator, but has the front openings of the heat insulating box of storeroom by door or the sealing of insulated door freely openable ground that can have an X-rayed, bottom outside heat insulating box is provided with the Machine Room, the compressor, condenser, condenser that the freeze cycle that constitutes cooling device is set in this Machine Room is with fan etc., the cooler that constitutes same freeze cycle is set in storeroom simultaneously, and this cooler is with the temperature that is cooled in the storeroom stipulate.

But client is in order to deposit more vending articles, with the appearance and size comparison, would rather select the dischargeable capacity of storeroom bigger a little, so must the Machine Room volume be reduced relatively from design the hope of refrigerator.

Therefore, when the gig of fan etc. of blower fan was arranged near the scupper hose in the Machine Room, the gig of scupper hose and blower fan etc. contacted, because the cut-out of scupper hose and usually causing is leaked or electric leakage etc.At this moment,, do not contact, must use fixation devices such as hose clamp that scupper hose is fixed yet with this fan even scupper hose is wrapped enhancement Layer.

But, in present fixing means, have following problems: though when plant produced fixedly scupper hose be not impossible, but in case draining is fixed in the Machine Room, refrigerator is installed then, after client brings into use, when carrying out the maintaining of Machine Room, will be narrow and small because of the Machine Room, and make maintain with finger or instrument very difficult.

The objective of the invention is to, be to propose for solving present problem, by the draining of making a circulation under the condition that does not contact fan, both can prevent owing to the fan rotation damages scupper hose, again fixedly just energy draining of scupper hose.

Refrigerator according to one aspect of the invention has: inside has the heat insulating box of storeroom, the Machine Room that is positioned at aforementioned storeroom below and outside aforementioned heat insulating box, constitutes, be arranged on compressor, condenser and condenser fan in this Machine Room, be arranged on this condenser with the fan guard around the fan; Outer along aforementioned fan guard is provided with the draining stream, and this draining stream has the receiving vessel portion that accepts the condensed water in the aforementioned storeroom on a part simultaneously, has the exit guide portion that uncovers above coiling of closing on another part.

Refrigerator according to an aspect of the present invention, the draining of under the condition that does not contact fan, making a circulation, both can prevent once to be the fixed operation of the scupper hose of necessity before not carrying out again, and just condensed water can be discharged in the dish that uncovers owing to the fan rotation damages scupper hose.

According to the refrigerator of second aspect present invention, as described in the refrigerator of first aspect, aforementioned draining loop and aforementioned fan guard form one.

According to the refrigerator of second aspect present invention,,, and can reduce the number of working processes owing to the draining loop sets is contained in the Machine Room by fan being fixed on the pedestal for making draining loop and aforementioned fan guard form one.

According to the refrigerator of a third aspect of the present invention, as according to as described in the refrigerator of first aspect present invention, aforementioned draining loop around the peristome of aforementioned fan guard more than 1/4th.

According to the refrigerator of third aspect present invention, circuitous around fan guard by making the draining loop, fan not with condition that compressor etc. contact under, guarantee the draining stream at small space, can be from of the uncover dish draining of receiving vessel portion to the distant place.

According to the refrigerator of fourth aspect present invention, as described in the refrigerator of any one aspect of first aspect to the third aspect, make the front end of the scupper hose of guiding storeroom draining be positioned at the below of aforementioned receiving vessel portion flood level.

Refrigerator according to fourth aspect present invention, as described in first the refrigerator of any one aspect to the third aspect, owing to utilize draining sleeve pipe and receiving vessel portion to form return trap, and outer gas can not invaded in the storeroom, thereby can reduce temperature effect to the commodity in the storeroom.

Fig. 1 represents the front elevation of refrigerator of the present invention.

Fig. 2 represents the vertical disconnected side view of refrigerator of the present invention.

Fig. 3 represents the Machine Room plane of refrigerator of the present invention.

Fig. 4 represents B-B sectional drawing as shown in Figure 3.

Fig. 5 is illustrated among Fig. 4 condensed water at the figure of the state of receiving vessel portion aggregation.

Following according to drawing detailed description embodiments of the invention.Fig. 1 is the front elevation of refrigerator of the present invention, and Fig. 2 is the vertical disconnected side view of refrigerator of the present invention, and Fig. 3 is the plane of Machine Room, and Fig. 4 is the B-B sectional drawing of Fig. 3, and Fig. 5 is illustrated among Fig. 4 the draining aggregation at the figure of the state of receiving vessel portion.

Number in the figure 1 is a refrigerator, is purchased the storeroom 3 of front openings 2 and is formed on heat insulating box 4 outsides of downside of aforementioned storeroom 3 and the Machine Room 7 etc. that has opening 6 in front constitutes by heat insulating box 4, inside.The rear lower existence in aforementioned storeroom 3 and the interval at the back side of heat insulating box 4, and dividing plate 8 is installed, form ventilating duct 11 at this dividing plate 8 and 4 of heat insulating boxes.

And in this ventilating duct 11, vertically establish the cooler 13 of arranging the known refrigerant loop that constitutes freeze cycle, the topmost of ventilating duct 11 is communicated with storeroom 3 by the air entry 14 that the upper back at storeroom 3 forms simultaneously.In the ventilating duct 11 below this storeroom 3 cooling fan 16 is set.The frame 17 (only illustrating one section among Fig. 2) of multistage display commodity is erected in the storeroom 3 in dividing plate 8 the place aheads, and heelpiece 15 is erected at bottom.Aforementioned cooling fan 16 is positioned at the downside of heelpiece 15, after the cold air in aforementioned this storeroom 3 is sucked by air entry 14 by this cooling fan 16.Therefore after the cold air in the storeroom 3 is attracted by cooling fan 16, flow to cooler 13 directions, the cold air of device 13 coolings that are cooled is arranged in storeroom 3 by the exhaust outlet in the place ahead, heelpiece 15 bottom, circulates.

In addition, the front openings 2 of storeroom 3 is utilized the door 22 freely openable ground sealing of mosaic double-glazing.This door 22 forward closing leaf 23,23 can be free around the right side up and down rotationally pivot suspension on heat insulating box 4.

In addition, the compressor 26 in the refrigerant loop that constitutes aforementioned freeze cycle and the condenser 27 of wire netting control are set in aforementioned Machine Room 7, the condenser fan 28 to the air-supply of compressor condenser also is set simultaneously.And the dish 20 that uncovers of accepting the defrost water of cooler 13 is arranged on the below of condenser, compressor 26 and condenser 27 are arranged on the base 29 side by side at the left and right directions of opening 6, condenser is arranged on their rear sides with fan 28 simultaneously, cooling fan 16 and condensation are fixed on the coaxial motor 30 with fan 28 in addition, and motor 30 is running continuously just often.In Fig. 3, condenser is not shown with fan in addition.

Aforementioned condenser is fans of attraction type with fan 28, is positioned at opening in the circular open portion 25 on fan guard opening 24 of forwards extending from Machine Room 7 rear lower portion, installs downwards.The top, back of Machine Room 7 utilizes closure plate 32 sealing, and the place ahead of fan guard 24 utilizes base 29 sealings in addition, only below the fan guard 24 and after utilize slotted hole 18,19 openings that are separately positioned on base 29 and the closure plate 32 just now.

Fan guard 24 is one-body molded by hard resin in addition, so as previously mentioned, has the circular open portion 25 of opening in the above, and in the left back of this peristome 25 the receiving vessel portion that accepts storeroom 3 drainings is being set.Be positioned at the top of the 24A of this receiving vessel portion, be used for the exit guide of storeroom 3 is arrived the condensed water sleeve pipe 9 of the 24A of receiving vessel portion, the front end 9A of this condensed water sleeve pipe 9 is positioned at the below of the barrier layer 24D in the place ahead in the 24A of receiving vessel portion, therefore the draining of aggregation is crossed after the barrier layer 24D of the 24A of receiving vessel portion, can overflow, so can utilize 24A of receiving vessel portion and condensed water sleeve pipe 9 to form return trap.In addition draining stream 24B uncover from the 24A of receiving vessel portion to formation dish 20 tops draining stream 24B leading section 24C along the periphery of aforementioned circle peristome 25 be formed on peristome 1/25th 4 or more partly on.

The opening 6 of 7 fronts, Machine Room is equipped with Machine Room cover 33, is positioned at the below of the door 22 of top.This Machine Room cover 33 is by the hard resin moulding, and the front is bending.On the top of Machine Room cover 33, a plurality ofly there is not illustrated slit-shaped to become exhaust portion 37 by opening, this exhaust portion is communicated with the peristome 35 of the bottom of the lower frame 34D that is formed at hurdle described later members of frame 34.Make the zone of Machine Room cover 33 all open in the back in addition.

Door 22 by resin doorframe 36, embed this resin doorframe 36 double-layer transparent glass 21, be installed in the packing ring 39 around resin doorframe 36 inner faces and form to the outstanding hurdle frame portion 34 in the place ahead of doorframe 36 outer peripheral faces.This hurdle frame portion 34 is one-body molded by hard resin, so, make hurdle frame 36 part (glass part) in addition can embed with having an X-rayed and be fixed in the doorframe 36 of door 22 by the roughly shape of mouthful word shape that upper ledge 34A, left frame 34B, right frame 34C and lower frame 34D four limits are formed.The bottom of the lower frame 34D of this hurdle members of frame 34 has opening 35, is communicated with the exhaust portion 37 of aforementioned Machine Room cover 33.The slit is formed at the top of this lower frame 34D, as exhaust outlet 43.

In above structure, compressor 26, condenser move with fan 28 and cooling fan 16 1, and cooler 13 is just brought into play cooling effect, by the cold air of its cooling, utilizes cooling fan 16 to circulate in storeroom 3 as previously mentioned.Therefore make the low temperature (refrigeration or freezing) that is cooled to stipulate in the storeroom 3.

On the other hand, condenser moves with fan 28 1, and the rear of Machine Room 7 and the air of below are drawn in the fan guard 24 by slotted hole 18,19, and 7 blow to compressor 26, condenser 27 through the Machine Room, and it is carried out the air cooling, blowing to the dish 20 that uncovers simultaneously.Therefore promote the heat radiation of condenser 27 and compressor 26, and defrosting evaporation of water in the dish 20 that uncovers.At this moment draining stream 24B is made when the water at low temperature of storeroom 3 discharges flows through draining stream 24B and warms, so can further promote at the defrosting evaporation of water of dish 20 that uncovers by the heat radiation of compressor 26 and condenser 27 heating.When defrost water is flowed through draining stream 24B in addition, also a little evaporation.

Draining stream 24B from the 24A of receiving vessel portion to leading section 24C in addition, use between the fan 28 at compressor 26 and condenser, and the condenser that is positioned at rotation is used near the fan 28, but this draining stream 24B and fan guard form one, therefore keep apart from the distance of condenser with fan 28 regulations.Therefore even when contacting with fan 28 with condenser under the situation of the scupper hose that resembles present use, can not produce condenser fan 28 collision clefts or damage scupper hose yet, also needn't carry out the fixed operation of scupper hose in the past, just condensed water can be discharged in the dish 20 that uncovers.

In addition because draining stream 24B from this container to uncover dish 20 top along aforementioned circle peristome 25 be formed on peristome 1/25th 4 or more partly on, so can guarantee the draining stream and it is passed through with fan 28 approaching small spaces 10 at compressor 26 and condenser, can be reliably to receiving vessel portion 24A opposite away from the dish 20 that uncovers carry out draining.

Because fan guard 24, the 24A of receiving vessel portion and draining stream 24B form one, so also can reduce the number of on base 29, installing and the cost of parts in man-hour.

The outer gas (heating installation) that successively condenser 27 and compressor 26 is carried out the air cooling in addition and warm is closed under the influence of plate 32 and base 29 sealings in the back of Machine Room 7 and the front of fan guard 24, shown in arrow among Fig. 2, forwards flows from the Machine Room.

This outer gas that warms enters space 31 from the exhaust portion 37 that is arranged on the Machine Room and covers 33 tops through the lower frame 34D of hurdle members of frame 34, from the exhaust outlet 34 that is arranged on the hurdle members of frame, along row shown in the arrow upward, row is double glazing 21 fronts of door 22 upward, spread all over whole door 22 fronts.Therefore prevent or suppressed the dewfall of double glazing 21 fronts effectively.

As described in detail above, according to a first aspect of the present invention, because do not contact the draining of making a circulation with fan by adopting, so can prevent to damage owing to the scupper hose that the fan rotation causes, simultaneously can once be under the condition of fixed operation of necessary scupper hose needn't carrying out before, and condensed water was discharged to uncover coil.

According to a second aspect of the present invention, by being fixed on the pedestal fan is hood-shaped, the draining stream is assembled in the Machine Room in order to make draining stream and fan guard form one, therefore can reduce the number of working processes.

According to a third aspect of the present invention, because of scupper hose circuitous around passing through fan, so can fan not with condition that compressor etc. contact under, guarantee the draining stream in small space, can carry out draining from the receiving vessel portion dewfall dish of row to the distant place.

According to a fourth aspect of the present invention, as of the present invention first to any one described refrigerator of the third aspect, utilize sleeve pipe and receiving vessel portion to form return trap, therefore outer gas can not invaded in the storeroom, thereby can reduce temperature effect the commodity in the storeroom.

Claims (4)

1, a kind of refrigerator, have: inside has the heat insulating box of storeroom, the Machine Room that is positioned at aforementioned storeroom below and constitutes aforementioned heat insulating box outside is arranged on compressor, condenser and condenser fan in this Machine Room, is arranged on this condenser with fan fan guard on every side; It is characterized in that:

Outer along aforementioned fan guard is provided with the draining stream, and this draining stream has the receiving vessel portion that accepts the condensed water in the aforementioned storeroom on a part, has the exit guide portion that uncovers above coiling of closing on another part.

As claims 1 described refrigerator, it is characterized in that 2, aforementioned draining stream and aforementioned fan guard form one.

3, as claims 1 described refrigerator, it is characterized in that, aforementioned draining flowpath rings around the peristome of aforementioned fan guard more than 1/4th.

As claims 1,2 or 3 described refrigerators, it is characterized in that 4, the front end of the scupper hose of guiding storeroom draining is positioned at the below of aforementioned receiving vessel portion flood level.

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