The structure of pepper Chinese cabbage refrigerator
Technical field
The present invention relates to a kind of structure of pepper Chinese cabbage refrigerator.
Background technology
Usually, pepper Chinese cabbage refrigerator is used for pickling and preserving of Tian jin cabbage pickled in sweet and sour, can carry out long preservation to Tian jin cabbage pickled in sweet and sour, and can arbitrarily adjust the state of pickling.Pepper Chinese cabbage refrigerator is in order to utilize winter that Tian jin cabbage pickled in sweet and sour is put in the clamp, and the refrigerator that the principle of pickling, preserving designs and produces by reducing variations in temperature, stops and the contacting of air, and can keep the original flavor of Tian jin cabbage pickled in sweet and sour for a long time.
The storage temperature of pepper Chinese cabbage refrigerator maintains 0 ℃ to-2 ℃ usually, and because of under above-mentioned storage temperature, the acidity of Tian jin cabbage pickled in sweet and sour changes minimum.In addition, the regulative mode of above-mentioned storage temperature has indirect refrigeration formula and direct refrigeration-type, the indirect refrigeration formula is cold air to be circulated carry out adjustment by cooling fan, and directly refrigeration-type circulates cold air by the free convection in the storage chamber to carry out adjustment.Characteristics such as it is relatively slow that directly refrigeration-type has refrigerating speed, and power consumption is low, and noise is little are mainly used in small refrigerator.On the contrary, though that the indirect refrigeration formula has a refrigerating speed is fast, have the power consumption height, the shortcoming that noise is big is mainly used in large-scale refrigerator.
Below, the Tian jin cabbage pickled in sweet and sour storage process of above-mentioned pepper Chinese cabbage refrigerator is described.
The refrigerant that uses in the pepper Chinese cabbage refrigerator is compressed into high temperature, high pressure conditions in compressor, be sent to condenser by the refrigerant pipe.Refrigerant flow to expansion valve by the refrigerant pipe again in the condenser liquefy, becomes the low-temp low-pressure attitude by expansion valve, afterwards, flow to the evaporimeter that is centered around the storage chamber outside again.Above-mentioned refrigerant is gasified in evaporimeter, the heat around the transient absorption, and then reduce main wall portion temperature.Like this, can make the storage chamber that forms by main wall portion reduce internal temperature, and then can under low-temperature condition, preserve Tian jin cabbage pickled in sweet and sour by cold air free convection in it or cooling fan.
Below, with reference to Fig. 1 the refrigeration structure of existing pepper Chinese cabbage refrigerator is described.
Existing pepper Chinese cabbage refrigerator comprises storage chamber 1b, the 1a of main wall portion, evaporimeter 3, door 2.Store Tian jin cabbage pickled in sweet and sour in the storage chamber 1b.The 1a of main wall portion is round this storage chamber.Evaporimeter 3 is arranged in the aforementioned body wall portion.Door 2 is used to open and close storage chamber.
Above-mentioned storage chamber 1b can store, pickle Tian jin cabbage pickled in sweet and sour, around it round the 1a of main wall portion of pepper Chinese cabbage refrigerator.The 1a of main wall portion forms the profile of pepper Chinese cabbage refrigerator, and forms storage chamber, on the 1a of this main wall portion, with certain interval evaporimeter 3 is set.
Above-mentioned door 2 is arranged on the top of pepper Chinese cabbage refrigerator main body 1, can open and close this storage chamber.This 2 is connected with main body 1 by the hinge 5 that is formed on pepper Chinese cabbage refrigerator main body one side.This door 2 can adopt the identical materials with the pepper Chinese cabbage refrigerator main wall 1a of portion, also portion's filling with insulation material within it.The contact-making surface of the door 2 that contacts with main body top in addition, is provided with the liner (not shown).This liner can prevent that above-mentioned storage chamber 1b and air outside from flowing, and can seal storage chamber 1b.
The upper end, bottom surface of aforementioned body 1 is provided with operating portion 6, has on the operating portion 6 to be used for Tian jin cabbage pickled in sweet and sour is refrigerated or pickles, and a plurality of buttons controlled and the display part that shows above-mentioned state.
The body interior of above-mentioned pepper Chinese cabbage refrigerator is provided with independently mechanical cavity 4.This mechanical cavity inside is provided with the various parts of the refrigeration systems such as compressor 4a that are used for compression refrigerant.This pepper Chinese cabbage refrigerator also has and is used to pickle, parts such as the various control device of refrigeration Tian jin cabbage pickled in sweet and sour and various sensors.
In addition, be stored in the Tian jin cabbage pickled in sweet and sour in the storage chamber of pepper Chinese cabbage refrigerator, to variations in temperature and temperature distributing disproportionation are very sensitive fast in the storage chamber.So, in the pepper Chinese cabbage refrigerator, set, control and keep that best Tian jin cabbage pickled in sweet and sour is pickled, storage temperature is extremely important.Rapid variations in temperature and temperature distributing disproportionation, during the pattern of pickling in, might make Tian jin cabbage pickled in sweet and sour cross cold or pickle excessively, during preservation mode in, might reduce the taste and the freshness of Tian jin cabbage pickled in sweet and sour.
Below, with reference to Fig. 2 the Temperature Distribution of existing pepper Chinese cabbage refrigerator storage chamber is described.
Usually, Tian jin cabbage pickled in sweet and sour is contained in the storage bin, puts into storage chamber and preserves, and the number of this storage bin is by the volume decision of refrigerator.When pepper Chinese cabbage refrigerator carried out work, the Temperature Distribution in this storage chamber had following characteristics, that is, minimum in the temperature of the plane A that closes on evaporimeter.In addition, minimum near near the temperature the wall surface of evaporimeter in above-mentioned plane A, and more and more higher to storing cavity temperature gradually.
By free convection, cold air can be towards the bottom surface of storage chamber, that is, from being provided with the evaporimeter part to the bottom surface, temperature raises gradually.Also have, because of the cold air of relative higher temperature with the plane B cocycle of door adjacency, so, the highest with the plane B temperature of door adjacency.Be housed between the storage bin and storage bin in the storage chamber, promptly not smooth because of circulating cold air at the storage chamber central portion, also can have higher temperature.
But there are the following problems for above-mentioned existing pepper Chinese cabbage refrigerator.
1, because of the evaporimeter that has pepper Chinese cabbage refrigerator now is arranged on main wall portion, so the storage chamber upper surface temperature of closing on door is higher.And then, the Tian jin cabbage pickled in sweet and sour of storage chamber upper end is pickled excessively.
2, in the storage chamber of existing pepper Chinese cabbage refrigerator, be provided with the evaporimeter part and closing on part with it, Yin Wendu is low excessively, might make Tian jin cabbage pickled in sweet and sour freezing.
Summary of the invention
In order to overcome the above-mentioned shortcoming of existing pepper Chinese cabbage refrigerator, pepper Chinese cabbage refrigerator of the present invention cools off the high-temperature portion in the storage chamber, prevents that Tian jin cabbage pickled in sweet and sour from pickling excessively, and prevents that the low-temp. portion Tian jin cabbage pickled in sweet and sour is because of cold being frozen of mistake.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of pepper Chinese cabbage refrigerator, comprise main wall portion, door, connecting path and fan, main wall portion forms the storage chamber that is centered on by heat-barrier material, door can open and close storage chamber, door is arranged on the top of pepper Chinese cabbage refrigerator main body, connecting path is formed on main wall portion and door is inner, cold air of storage chamber is flowing in it, fan makes the refrigerant that is flowing in the connecting path flow more smooth and easy, connecting path connects suction inlet and outlet, outlet is formed on the higher part of temperature in the storage chamber, and the connecting path of this main wall portion inside is communicated with the connecting path of door inside, and the bottom surface of door is formed with the outlet that is connected with connecting path.
A kind of pepper Chinese cabbage refrigerator, comprise main wall portion, door, connecting path and fan, main wall portion forms the storage chamber that is centered on by heat-barrier material, door can open and close storage chamber, door is arranged on the top of pepper Chinese cabbage refrigerator main body, the cold air of storage chamber is flowing in the connecting path, fan makes the refrigerant that is flowing in the connecting path flow more smooth and easy, connecting path connects suction inlet and outlet, suction inlet is formed on the low part of temperature in the storage chamber, outlet is formed on the higher part of temperature in the storage chamber,, this outlet is connected with the upper end of storage chamber, has a plurality of above-mentioned suction inlets and outlet, the storage chamber wall has suction inlet and outlet simultaneously, and the connecting path that connects above-mentioned suction inlet and outlet also only is formed on main wall portion.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is the sectional structure chart of existing pepper Chinese cabbage refrigerator.
Fig. 2 is storage chamber interior temperature distribution figure shown in Figure 1.
Fig. 3 is the sectional structure chart of pepper Chinese cabbage refrigerator in one embodiment of the invention.
Fig. 4 is the sectional structure chart of pepper Chinese cabbage refrigerator in another embodiment of the present invention.
Fig. 5 is the sectional structure chart of pepper Chinese cabbage refrigerator in further embodiment of this invention.
The number in the figure explanation:
11: storage chamber 12: main wall portion
20: door 30: evaporimeter
40a, 40b: connecting path 41: suction inlet
43: outlet 50: hinge
60: fan
The specific embodiment
Part same as the prior art adopts identical label and title.
Below, with reference to Fig. 3, the embodiment of pepper Chinese cabbage refrigerator of the present invention is elaborated.
Above-mentioned pepper Chinese cabbage refrigerator comprises the main wall portion 12 that forms storage chamber 11 and can open and close the door 20 of storage chamber 11.
This main wall portion 12 not only forms the outward appearance of pepper Chinese cabbage refrigerator, also forms by the circumjacent storage chamber 11 of heat-barrier material.The inside of aforementioned body wall portion 12 is provided with the evaporimeter 30 that produces cold air.This evaporimeter 30 is by certain interval, around the gabarit that is arranged on storage chamber 11, to above-mentioned storage chamber supply cold air.In more detail, this evaporimeter 30 is positioned at and is higher than storage chamber intermediate altitude part, and this is because by the cold air in the free convection storage chamber, can descend to the storage chamber bottom surface.Certainly, this evaporimeter also can be installed in storage chamber middle part or bottom.
The wall of above-mentioned storage chamber 11 promptly, is provided with near the wall of evaporimeter, forms effigurate suction inlet 41.This suction inlet 41 is used to suck the cold air that evaporimeter produces, and is connected with the connecting path 40a that is formed on aforementioned body wall portion inside.This suction inlet 41 can be formed near above-mentioned being provided with the evaporimeter wall, also can be formed on the bottom of storage chamber.More than one suction inlet 41 is formed on storage chamber 11 walls one side.The connecting path 40a that is formed on this main wall portion inside is communicated with the connecting path 40b of door inside.Certainly, the connecting path 40b that the connecting path 40a that is formed on aforementioned body wall portion inside is inner with door also can connect hinge 50 and is communicated with.
Above-mentioned door 20 is arranged on the upper end of pepper Chinese cabbage refrigerator 10, by being arranged on the hinge 50 of main body one side, is connected with main body.Door 20 also goes for having the pepper Chinese cabbage refrigerator of drawer type storage chamber.
Above-mentioned door 20 inside are formed with connecting path 40b.The bottom surface of door 20 is formed with the outlet 43 that is connected with connecting path 40b.In more detail, this outlet 43 is formed on the lower surface of door 20, is connected with the upper surface of storage chamber 11.Above-mentioned more than one outlet 43 is formed on the lower surface of door.This outlet 43 is under the pent state of door, and by the suction inlet 41 and the connecting path 40a that are formed on aforementioned body wall portion, 40b interconnects.
The inside of above-mentioned door 20 is provided with fan 60, and fan 60 can make connecting path 40a, and the cold air flow of 40b inside is more smooth and easy.This fan 60 passes through outlet 43 the upper surface of cold air row to storage chamber again by the cold air of suction inlet 41 suction storage chamber inside.Like this, can reduce the temperature of storage chamber upper surface, make uniformity of temperature profile in the storage chamber.
Said fans 60 by the assembled portion (not shown) be fixed on the door inside, be arranged on the door 20 centres.The outlet 43 of each connecting path is that the center is symmetrically formed with said fans 60.Certainly, fan 60 also can be arranged on other positions, and the outlet 43 of each connecting path also can arbitrarily be provided with.Said fans 60 is connected with the control part (not shown) of refrigerator, when opening, does not carry out work, only carries out work under door closure state.
Below, to the cold air that above-mentioned evaporimeter produces, the flow process in refrigerator main body describes.
At first, by near the air evaporimeter 30 cooling evaporimeters.At this moment, be arranged on the fan 60 of main wall portion 12 inside,, suck cooled air by the suction inlet 41 that is formed on the storage chamber wall, that is, and cold air.After above-mentioned cold air is inhaled into by suction inlet 41, shift to the connecting path 40b that is formed on an inside by the connecting path 40a that is formed on main wall portion.
Afterwards, the outlet 43 of above-mentioned cold air by being formed on student's end face is to the vertical out-fall of the upper surface of storage chamber.The cold air that this outlet 43 is discharged can directly be arranged to the storage chamber bottom surface, has part cold air to suck by the suction inlet 41 that is formed on the storage chamber wall.
Below, with reference to Fig. 4 another embodiment of the present invention is elaborated.
Above-mentioned pepper Chinese cabbage refrigerator comprises main wall portion 12, door 20, evaporimeter 30, fan 60.Main wall portion 12 forms storage chamber 11.Door 20 can open and close storage chamber 11.Evaporimeter 30 is arranged on aforementioned body wall portion inside.It is inner that fan 60 is arranged on above-mentioned door.Said structure is identical with an above-mentioned embodiment, so here be not illustrated.
A present embodiment and an above-mentioned embodiment difference are that above-mentioned all storage chamber walls all have suction inlet 41.Suction inlet 41 is by connecting path 40a, and 40b is communicated with the outlet 43 that is formed on student's end face.Present embodiment adopts the cold air flow mode different with an above-mentioned embodiment, that is, near the cold air above-mentioned evaporimeter 30, increase and be sent to the air conditioning quantity on storage chamber 11 tops, and then can reduce the temperature of storage chamber upper surface at an easy rate.
Though in the present embodiment, this storage chamber wall is formed with a suction inlet 41 respectively, also can form two above suction inlets 41 at a side wall surface.Though be used for the inside that the fan 60 of circulating cold air is arranged on door 20, also can be arranged on main wall portion inside in fact.Fan not only can carry out work all the time under door closure state, also can carry out work at interval by certain hour.
Below, with reference to Fig. 5 another embodiment of the present invention is described.
Above-mentioned pepper Chinese cabbage refrigerator comprises main wall portion 12, door 20, evaporimeter 30, fan 60.Main wall portion 12 forms storage chamber 11.Door 20 can open and close storage chamber 11.Evaporimeter 30 is arranged on main wall portion inside.Fan 60 is arranged on an inside.Said structure is identical with an above-mentioned embodiment, so here be not illustrated.
Present embodiment and above-mentioned another embodiment difference are that above-mentioned storage chamber wall has suction inlet 41 and outlet 43 simultaneously.The connecting path 40a that connects suction inlet 41 and outlet 43 also only is formed on main wall portion 12.In more detail, this suction inlet 41 is formed on the storage chamber bottom, and outlet 43 is formed on the upper end of the above-mentioned storage chamber 11 with door.Outlet 43 is by the direction discharging cold air that is parallel to storage chamber 11 upper surfaces, thus have with the different cold airflow of the foregoing description to.
Said fans 60 is different from the foregoing description, only is arranged on the inside of main wall portion 12.In more detail, this fan 60 is positioned on the connecting path 40a, be arranged on cold airflow on vertical direction, be cross flow fan.The blade of above-mentioned cross flow fan can adopt multiple shape.In addition, the cold air among this connecting path 40a from the bottom inflow of fan 60, flows out from the top of fan 60.Door inside needn't be provided with independently connecting path like this.
But the fan 60 that is arranged on main wall portion 12 also can use aerofoil fan, and can be arranged in any main wall portion such as the top of main wall portion or bottom.Fan 60 can be arranged on main wall portion, and outlet also can be formed on the bottom of door 20.This fan can be located at an inside and main wall portion simultaneously, but will be provided with more than one at least.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, every foundation technical spirit of the present invention all still belongs in the scope of technical solution of the present invention any simple modification, equivalent variations and modification that above embodiment did.
The present invention has following effect:
1, the present invention can reduce the temperature of storage chamber upper surface, and then prevent that the Tian jin cabbage pickled in sweet and sour of above-mentioned storage chamber upper end from too being pickled at main wall section and the inner path that is formed with for the cold air that flows of door.
2, the present invention can prevent from closing on freezing the freezing of Tian jin cabbage pickled in sweet and sour of evaporimeter part at main wall section and the inner path that is formed with for the cold air that flows of door.