A kind of dew removing tube of refrigerator and have its refrigerator
Technical field
The utility model relates to a kind of refrigeration plant, especially relates to a kind of refrigerator that is used for the dew removing tube of multi-door refrigerator and has it.
Background technology
Multi-door refrigerator generally all has refrigerating chamber and refrigerating chamber; may also comprise ice greenhouse, cooling chamber or temperature-changing chamber etc. in addition; no matter be chamber between which kind of; its temperature is more much lower than the ambient temperature of placing refrigerator usually; produce condensation in refrigerator doors and doorframe contact position through regular meeting, the user is used cause harmful effect.Contact the condensation dew that the place produces with doorframe for solving refrigerator doors, normally in the interlayer of doorframe, be provided with dew removing tube.
The tradition dew removing tube normally bends by the doorframe shape with a metal tube and forms, the output other end of one termination condenser connects evaporimeter by capillary, mainly be to utilize waste heat that refrigerator doorframe is heated, to prevent dewfall through the cooled cold-producing medium of condenser.
Because common middle-size and small-size refrigerator, a chamber is few, and profile is narrow, so dew removing tube appearance and size is less, its distortion of control easily in the transportation assembling process.Comparatively speaking, the multi-door refrigerator profile is bigger, and used dew removing tube appearance and size is also often bigger, and yielding in transportation and assembling process caused the raising of quality fraction defective, not only the refrigerator product quality caused harmful effect, also reduced refrigerator production efficiency.
A kind of dew removing tube structure that adopt at the central sill position of conventional refrigerator is shown in Fig. 2 a, and wherein, left round two-tube section 451 ' is processed into semicircle, because this position has more continuous bend, manufacture difficulty is higher, needs by the moulding of particular manufacturing craft ability, and production efficiency is not high.
The material of used dew removing tube adopts coating steel pipe more in the refrigerator at present.The decay resistance of coating steel pipe lower (the salt spray test time is usually below 120 hours), if be in the hot and humid environment for a long time, tube wall has to become rusty gradually wears the possibility that causes interior leakage of refrigerator and fault.In order to improve the dew removing tube corrosion resistance, prolong the service life of refrigerator, the local pipeline of dew removing tube can be enclosed with protective materials such as heat-shrinkable T bush usually, realizes the isolation of tube wall with surrounding environment, make comparatively loaded down with trivial details, inconvenience.Also there is the part dew removing tube to adopt copper pipe, strengthens anticorrosive property, but the cost height.
In addition, the setting of dew removing tube and refrigerator separately dispose substantial connection, reasonable configuration and the cold-producing medium sequence of flow in dew removing tube is revealed effect and is had a significant impact removing.However, between the refrigerator down period, owing to do not have cold-producing medium to flow through in the dew removing tube, the position surface temperature that the refrigerator portion temperature is lower may be reduced to below the dew-point temperature, the condensation problem when needing special measure to solve shutdown.
The utility model content
The utility model is intended to solve at least one of technical problem that exists in the prior art.For this reason, a purpose of the present utility model is to propose a kind of not yielding and remove and reveal effective dew removing tube.
Dew removing tube according to a kind of refrigerator of the utility model embodiment, the casing front side of described refrigerator is provided with opening, and be provided with frame around the described opening, described frame comprises top frame, underframe, left frame and right frame, wherein be limited with a plurality of chambers in the casing, the front side between adjacent two between the chamber is provided with front-axle beam, it is characterized in that, described dew removing tube is scattered in shape substantially along described frame and front-axle beam, and described dew removing tube comprises: top frame pipeline section and the underframe pipeline section that distributes along top frame and underframe respectively; Left side pipeline section and the right side pipeline section that distributes along left frame and right frame respectively; First comes and goes two-tube section, and described first comes and goes two-tube section along one of them front-axle beam extension, and comprises along left and right round two-tube section that laterally is spaced apart from each other; And second round two-tube section, described second comes and goes wherein another front-axle beam extension of two-tube section edge; Wherein, described second come and go two-tube section, underframe pipeline section, right two-tube section, top frame pipeline section and the left side of coming and going is communicated with successively by the side pipe section between coming and going two-tube section.
According to the dew removing tube of the utility model embodiment, form shape structure, can make dew removing tube have intensity and stability preferably, not yielding in transportation and assembling process, thus reduced the quality fraction defective that refrigerator is produced.
In addition, also have following additional technical feature according to dew removing tube of the present utility model:
Described first left side that comes and goes two-tube section comes and goes the two-tube section shape with round two-tube section of the right side and is " U " shape, and their blind end toward each other.
Like this, can curve two-tube section of " U " shape, need not be molded into semicircle or the higher shape of other manufacture difficulty, simplify manufacturing process, improve production efficiency by particular manufacturing craft by adopting common angle pipe equipment.
The development length that a described left side is round two-tube section comes and goes two-tube section development length less than the described right side.
Described dew removing tube is bent by a metal section and forms.
The surface coverage of described metal section has corrosion resistant protective layer, makes its salt fog time can reach more than 120 hours, thereby makes the corrosion resistance of dew removing tube can be better than common coating steel pipe greatly.
The both sides, front and back of described dew removing tube are provided with sponge and heat-conducting glue mud layer with compressing respectively, so that increase the exposure level of dew removing tube with frame and front-axle beam, and the increase heat transfer area improves the temperature of frame and each front-axle beam periphery and improves frame and the temperature homogeneity on front-axle beam surface.
The surface of contiguous dew removing tube one side of described sponge and heat-conducting glue mud layer is provided with aluminium foil, reveals effect so that improve removing of this place, dew removing tube section place.
Be provided with heater strip between described second round two-tube section the upper and lower pipeline section.Like this, between refrigerator outage or down period, this heater effect can compensate this position and descend because of the temperature that shutdown causes, thereby has solved the condensation problem at this place up hill and dale.
Another purpose of the present utility model is to provide a kind of removing to reveal effective refrigerator.
A kind of refrigerator according to the utility model embodiment comprises: casing, the front side of described casing is provided with opening, and described opening around be provided with frame, described frame comprises top frame, underframe, left frame and right frame; A plurality of chambers, described a plurality of chambers are limited in the casing, and the front side between the chamber is provided with front-axle beam between adjacent two; Be installed in the evaporimeter and the condenser of casing rear side; And above-mentioned dew removing tube, described dew removing tube is scattered in shape substantially along described frame and described front-axle beam.
Described dew removing tube further comprises: the refrigerant inlet pipeline section that links to each other with the output of condenser; The refrigerant outlet pipeline section that links to each other with evaporimeter; Wherein, refrigerant inlet pipeline section, second comes and goes two-tube section, underframe pipeline section, rightly comes and goes two-tube section, top frame pipeline section, a left side and come and go two-tube section and refrigerant outlet pipeline section and be communicated with successively by the side pipe section.
The flow direction of above cold-producing medium is according to the height of the temperature at each position of refrigerator, and the trend of having optimized pipeline relates in proper order, thereby the best that has guaranteed each position of refrigerator is removed the dew effect.
Additional aspect of the present utility model and advantage part in the following description provide, and part will become obviously from the following description, or recognize by practice of the present utility model.
Description of drawings
Above-mentioned and/or additional aspect of the present utility model and advantage are from obviously and easily understanding becoming the description of embodiment in conjunction with following accompanying drawing, wherein:
Fig. 1 is the structural representation according to the dew removing tube of an embodiment of the present utility model;
Fig. 2 a is the structural representation of the pipeline section at traditional central sill position, and wherein to come and go two-tube section be semicircle on a left side;
Fig. 2 b is the structural representation of pipeline section at the central sill position of dew removing tube among Fig. 1, and wherein to come and go two-tube section be " U " shape on a left side;
Fig. 3 is the structural representation according to the refrigerator of another embodiment of the present utility model; And
Fig. 4 is that A-A among Fig. 3 is to view.
The specific embodiment
Describe embodiment of the present utility model below in detail, the example of described embodiment is shown in the drawings, and wherein identical from start to finish or similar label is represented identical or similar elements or the element with identical or similar functions.Below by the embodiment that is described with reference to the drawings is exemplary, only is used to explain the utility model, and can not be interpreted as restriction of the present utility model.
In description of the present utility model, term " preceding ", " back ", " on ", close the orientation of indications such as D score, " top ", " end " or position is based on orientation shown in the drawings or position relation, it only is the utility model rather than require the utility model therefore can not be interpreted as for convenience of description with specific orientation structure and operation to restriction of the present utility model.
Describe according to the dew removing tube of the utility model embodiment and have its refrigerator below with reference to Fig. 1.
At first will be with reference to the refrigerator of figure 3 introductions according to the utility model embodiment.
According to the refrigerator 100 of the utility model embodiment, comprise casing 1, a plurality of chambers 2, the evaporimeter that is installed in casing 1 rear side and condensers (figure does not show) and dew removing tube 4.
The front side of casing 1 is provided with opening, and open front side around be provided with frame, more specifically, frame comprises top frame 11, underframe 12, left frame 13 and right frame 14.
A plurality of chambers 2 are limited in the casing 1, and the front side between the chamber 2 is provided with front-axle beam between adjacent two.In description of the present utility model, comprise that with refrigerator 100 refrigerating chamber 21, two refrigerating chambers 22 and 23 are that example describes, and the front-axle beam between refrigerating chamber 21 and the last refrigerating chamber 22 is called central sill 45, and the front-axle beam that will go up between refrigerating chamber 22 and the following refrigerating chamber 23 is called separation beam 46.Those skilled in the art will appreciate that in description of the present utility model central sill and separate beam and do not have substantive difference just is convenient to describe and is given different titles owing to the position difference.
As shown in Figure 1, be scattered in shape substantially according to the dew removing tube 4 of the utility model embodiment along frame and a plurality of front-axle beam of refrigerator 100, and be installed in the interlayer of frame and front-axle beam.Dew removing tube 4 utilizes from the waste heat of the cooled cold-producing medium of condenser each frame to the front side of casing 1 and heats to prevent the formation of condensation with front-axle beam.In an example of the present utility model, dew removing tube 4 is bent by a metal section and forms.
In embodiment more of the present utility model, as shown in Figure 1, dew removing tube 4 comprises that top frame pipeline section 41, underframe pipeline section 42, left side pipeline section 43, right side pipeline section 44, first come and go two-tube section 45 and second round two-tube section 46.Wherein, top frame pipeline section 41 distributes along top frame 11, and underframe pipeline section 42 distributes along underframe 12, and left side pipeline section 43 and right side pipeline section 44 distribute along left frame 13 and right frame 14 respectively.First comes and goes two-tube section 45 extends along central sill 45, and comprises that coming and going two-tube section 451 along a left side that laterally is spaced apart from each other comes and goes two-tube section 452 with right.
Alternatively, first round two-tube section 451 shape with round two-tube section 452 of the right side in a left side that comes and goes two-tube section 45 is " U " shape of bending, and their blind end toward each other, shown in Fig. 2 b.Like this, can curve two-tube section of " U " shape, need not be molded into semicircle or the higher shape of other manufacture difficulty, simplify manufacturing process, improve production efficiency by particular manufacturing craft by adopting common angle pipe equipment.In some of them example of the present utility model, the development length that a left side is round two-tube section 451 comes and goes two-tube section 452 development length less than the right side.
In addition, second come and go two-tube section 46 along separating the beam extension.Further, dew removing tube 4 also comprises refrigerant inlet pipeline section 47 that links to each other with the output of condenser and the refrigerant outlet pipeline section 48 that links to each other with evaporimeter.Wherein, after refrigerant inlet pipeline section 47 connects from the output of the condenser of casing rear side, walk around the left side of casing 1; Simultaneously, the outlet 48 of cold-producing medium is also walked around the left side of casing and is communicated to the evaporimeter of casing rear side.
At this moment, shown in the direction of arrow among Fig. 1, the flow direction of cold-producing medium is followed successively by: refrigerant inlet pipeline section 47 → the second comes and goes two-tube section 46 → underframe pipeline section 42 → right side and comes and goes the round two-tube section 451 → refrigerant outlet pipeline section 48 in two-tube section 452 → top frame pipeline section 41 → left side, wherein is communicated with successively by left side pipeline section 43 or right side pipeline section 44 between each pipeline section.Like this, because condensation occurs in positions such as separation beam 16 between central sill 15, the refrigerating chamber and bottom girder easily, therefore, the flow direction of above cold-producing medium is according to the height of the temperature at each position of refrigerator, the trend of having optimized pipeline relates in proper order, thereby the best that has guaranteed each position is removed the dew effect.
According to the dew removing tube 4 of the utility model embodiment, form shape structure, can make dew removing tube have intensity and stability preferably, not yielding in transportation and assembling process, thus reduced the quality fraction defective that refrigerator is produced.
In addition, make by hard metal according to the dew removing tube of the utility model embodiment, for example be models such as HD, SG, NSG or BHG through heat treated especially coating steel pipe, make that its intensity can be suitable with copper pipe, but cost only is 1/3 of a copper pipe.In another example of the present utility model; surface coverage at dew removing tube 4 has corrosion resistant protective layer; make its salt fog time can reach more than 120 hours,, thereby make the corrosion resistance of dew removing tube 4 can be better than common coating steel pipe greatly for example at its surface plating one deck zinc layer.
Because the heat transfer property of dew removing tube and frame and front-axle beam reveals effect to removing of refrigerator especially refrigerating chamber position material impact is arranged.Therefore, in another embodiment of the present utility model, be provided with sponge and heat-conducting glue mud layer in the both sides, front and back of dew removing tube 4 with compressing respectively, increased the exposure level of dew removing tube with frame and front-axle beam, increased heat transfer area, improved the temperature of frame and each front-axle beam periphery and improve frame and the temperature homogeneity on front-axle beam surface.In one of them example of the present utility model, the surface of contiguous dew removing tube 4 pipeline sections of sponge and heat-conducting glue mud layer one side is provided with aluminium foil, and aluminium foil closely contacts with the pipeline section of dew removing tube 4, so as to improve this place, dew removing tube 4 pipeline section places remove the dew effect.
Below with as shown in Figure 4 second to come and go two-tube section 46 (the dew removing tube section of promptly separating the beam position) be that example describes, wherein Fig. 4 be among Fig. 3 A-A to view.
As shown in Figure 4, separate beam 16 and be fastened on the front side of separating beam box 102, separating beam box 102 inside is thermal insulation layer 101, is used for heat insulation between the upper and lower refrigerating chamber.Second comes and goes two-tube section 46 is located in the interlayer of separating Liang16Chu, and both sides have all compressed sponge and heat-conducting glue mud layer 51 before and after it.And on the surface of contiguous dew removing tube 4 pipeline sections one side of sponge and heat-conducting glue mud layer 51, be provided with aluminium foil 52, and aluminium foil 52 closely contacts with the pipeline section of dew removing tube 4, particularly, second come and go two-tube section 46 on pipeline section 461 and lower tube section 462 places the both sides, front and back successively with aluminium foil 52, sponge closely contacts with heat-conducting glue mud layer 51, and the space between last pipeline section 461 and lower tube section 462, aluminium foil 52 closely contacts with heat-conducting glue mud layer 51 equally with sponge, increased dew removing tube with the exposure level of separating beam, can not only reduce thermal resistance, improve the temperature of separating the beam periphery, and can improve the temperature homogeneity of separating the beam surface, reveal effect thereby improved to remove.
Because the temperature of the separation Liang Chu between a plurality of refrigerating chambers is very low; and when refrigerator has a power failure or shuts down, be easy to cause serious condensation phenomenon owing to temperature descends; therefore; in another embodiment of the present utility model; be provided with heater strip 6 between second round two-tube section 46 the upper and lower pipeline section 461,462 and form heaters, like this, between refrigerator outage or down period; this heater effect can compensate this position and descend because of the temperature that shutdown causes, thereby has solved the condensation problem at this place up hill and dale.In an example of the present utility model; heater can be carried out action by the built-in control program control of refrigerator master control borad; particularly, heater is with the work of batch (-type) state, and environment temperature and freezer temperature when its unlatching can be shut down according to refrigerator with dwell time are determined.Alternatively, heater strip 6 can be the U-shaped heater strip, is convenient to install.
Above embodiment comprises that with refrigerator refrigerating chamber and two refrigerating chambers are that example describes, but the utility model is not limited to this.Those skilled in the art are appreciated that; comprise that the dew removing tube that distributes more than the refrigerator of two refrigerating chambers and along its frame and front-axle beam is also within protection domain of the present utility model; at this moment; the quantity of separating beam is more than the quantity in the foregoing description; correspondingly, second of dew removing tube come and go two-tube section a plurality of round two-tube section of will comprise distribution along a plurality of separation beams distributions.
According to dew removing tube of the present utility model, form shape structure, strengthened intensity and stability.And, make manufacturing process fairly simple by coming and going two-tube structure improvement.Simultaneously, remove the dew better effects if.
In the description of this specification, concrete feature, structure, material or characteristics that the description of reference term " embodiment ", " some embodiment ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means in conjunction with this embodiment or example description are contained at least one embodiment of the present utility model or the example.In this manual, the schematic statement to above-mentioned term not necessarily refers to identical embodiment or example.And concrete feature, structure, material or the characteristics of description can be with the suitable manner combination in any one or more embodiment or example.
Although section has illustrated and has described embodiment of the present utility model, those having ordinary skill in the art will appreciate that: can carry out multiple variation, modification, replacement and modification to these embodiment under the situation that does not break away from principle of the present utility model and aim, scope of the present utility model is limited by claim and equivalent thereof.