CN204027152U - For drain assembly, inner container of icebox and the refrigerator of refrigerator - Google Patents

Abstract

The utility model discloses a kind of drain assembly for refrigerator, inner container of icebox and refrigerator, drain assembly comprises: drainpipe, and the mouth of pipe of drainpipe one end arranges down; Cover plate, cover plate is connected with the mouth of pipe of drainpipe pivotly by pivotal axis, cover plate comprises by separated the first plate body of pivotal axis and the second plate body, the first plate body and the second plate body meet: T1=G1*L1, T2=G2*L2, T1 > T2, wherein T1 is the first moment, G1 is the gravity of the first plate body, L1 is the distance between the center of gravity of the first plate body and the pivotal axis of cover plate, T2 is the second moment, and G2 is the gravity of the second plate body, and L2 is the distance between the center of gravity of the second plate body and the pivotal axis of cover plate; At least a portion of the second plate body upper surface often contacts with the mouth of pipe lower edge of drainpipe.Drain assembly of the present utility model, cover plate is in the time of normally off, and cover plate can seal the mouth of pipe, thereby stops extraneous thermic load to enter into case courage inside; When draining is complete, cover plate can return back to again normally off.

Description

For drain assembly, inner container of icebox and the refrigerator of refrigerator

Technical field

The utility model relates to technical field of electric appliances, more specifically, relates to a kind of drain assembly for refrigerator and has its inner container of icebox and refrigerator.

Background technology

Current air cooling type refrigerator, the cold that distribute on the evaporator fin surface in freezer can be recycled to each corner in storehouse.Through after a while; temperature meeting convergence in freezer is steady, and now defrosting heater is started working, and evaporator fin carries out defrost; the particle such as frost, little ice crystal on evaporator fin surface changes into water, then flows in extraneous drip tray by the drainpipe of household freezer courage bottom.

When refrigerator is not during in defrost, extraneous thermic load can flow in refrigerator storehouse by this drainpipe, so on the one hand because extraneous thermic load flow in refrigerator storehouse, makes the temperature rising in storehouse.In order to make temperature be reduced to design temperature, can lengthen the duration of runs of compressor, increased the energy consumption of refrigerator.In addition, because extraneous thermic load enters in refrigerator storehouse, run into the evaporator fin that temperature is lower, be easy in its surperficial frosting, freeze.Generally can lay a kind of drainpipe with sealing function in the exit of drainpipe in order to solve current this defect, or put the plug of a quality of rubber materials at drainpipe outlet place, or directly the diameter at drainpipe outlet place be done and diminished.But these measures have following shortcoming:

One, adopt and lay the drainpipe (below be referred to as in the middle of drainpipe) with sealing function at drainpipe outlet place, middle drainpipe one end is connected with the outlet of drainpipe, one end is connected with drip tray in addition, drip tray and middle drainpipe are also to have sealing function, but middle drainpipe is installed inconvenient, need to use larger power just can fix, if install not in place also there will be loosening, in the time that circulating, refrigerator easily drops, and drainpipe in the middle of need to additionally arranging, has increased complete machine cost.Its two, lay the plug of a quality of rubber materials at drainpipe outlet place, shortcoming and first kind of way are close, but the small volume of plug easily drops when installation.Its three, directly drainpipe outlet is done littlely, but the diameter of drainpipe reduces, and probably occurs that drainpipe blocks (ice is stifled) phenomenon.Therefore need to improve.

Utility model content

The utility model is intended to solve at least to a certain extent one of technical problem in correlation technique.For this reason, an object of the present utility model is to propose a kind of simple in structure, and can prevent that heat from entering the drain assembly for refrigerator of case courage.

Another object of the present utility model is to propose a kind of inner container of icebox with the above-mentioned drain assembly for refrigerator.

Another object of the present utility model is to propose a kind of refrigerator with above-mentioned inner container of icebox.

According to the drain assembly for refrigerator of the utility model first aspect, comprising: drainpipe, the mouth of pipe of described drainpipe one end arranges down, cover plate, described cover plate is connected with the mouth of pipe of described drainpipe pivotly by pivotal axis, described cover plate comprises by separated the first plate body of described pivotal axis and the second plate body, described the first plate body and the second plate body meet: T1=G1*L1, T2=G2*L2, T1 > T2, wherein T1 is the first moment, G1 is the gravity of described the first plate body, L1 is the distance between the center of gravity of described the first plate body and the pivotal axis of described cover plate, T2 is the second moment, G2 is the gravity of described the second plate body, L2 is the distance between the center of gravity of described the second plate body and the pivotal axis of described cover plate, at least a portion of described the second plate body upper surface often contacts with the mouth of pipe lower edge of described drainpipe.

According to the drain assembly for refrigerator of the present utility model, by cover plate being pivotly set at the mouth of pipe of drainpipe, and cover plate is in the time of normally off, and cover plate can seal the mouth of pipe, thereby stop extraneous heat (thermic load) to enter into case courage inside; And in the time of draining, current force cover plate to rotate to an angle, water is normally flowed out, when draining is complete, cover plate can return back to again normally off, and drain assembly is simple in structure, and can effectively prevent that extraneous heat (thermic load) from entering in case courage, the efficiency that improves refrigerator, makes refrigerator more energy-conservation.

In addition, the drain assembly for refrigerator above-mentioned according to the utility model, can also have following additional technical characterictic:

According to an embodiment of the present utility model, on the inwall of described drainpipe and a side of contiguous described the first plate body be provided with limit rib, described limit rib is suitable for described in backstop cover plate so that the anglec of rotation of described cover plate is less than or equal to 90 °.

According to an embodiment of the present utility model, described limit rib comprises: horizontal bar, and described horizontal bar radially extends internally from the inwall of described drainpipe; Tilted ribs, described tilted ribs is from described horizontal bar to downward-extension.

According to an embodiment of the present utility model, the scope of angle α between described tilted ribs and described horizontal bar is 150 ° of 90 °≤α <, and the distance between the lower end of described tilted ribs and described pivotal axis is less than the width of described the first plate body.

According to an embodiment of the present utility model, described drainpipe is pipe, and on the cross section of described drainpipe, described pivotal axis is without the center of circle of described pipe.

According to an embodiment of the present utility model, the diameter of described the first plate body is less than the internal diameter of described drainpipe, and the diameter of described the second plate body is greater than the internal diameter of described drainpipe.

According to an embodiment of the present utility model, the center of circle of the center of circle of the outline place circle of described the first plate body and the outline place circle of described the second plate body overlaps.

According to an embodiment of the present utility model, the mouth of pipe edge of described drainpipe is provided with two hangers, and the two ends of described pivotal axis are located at respectively in described two hangers pivotly.

According to an embodiment of the present utility model, described the first plate body and described the second plate body are integrally formed.

According to the inner container of icebox of the utility model second aspect, comprising: courage body; And drain assembly, described drain assembly is according to the drain assembly for refrigerator described in above-described embodiment, wherein said courage body is connected with the other end of described drainpipe.

According to the refrigerator of the utility model third aspect, comprise the inner container of icebox described in above-described embodiment.

Additional aspect of the present utility model and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present utility model.

Brief description of the drawings

Above-mentioned and/or additional aspect of the present utility model and advantage accompanying drawing below combination is understood becoming the description of embodiment obviously and easily, wherein:

Fig. 1 is the longitudinal sectional view while being positioned at normally off according to the cover plate of the drain assembly of the utility model embodiment;

Fig. 2 is the partial enlarged drawing of A in Fig. 1;

Fig. 3 is the longitudinal sectional view when the draining according to the drain assembly of the utility model embodiment;

Fig. 4 is according to the structural representation of the drainpipe of the drain assembly of the utility model embodiment;

Fig. 5 is the partial enlarged drawing of B in Fig. 4;

Fig. 6 is according to the structural representation of the cover plate of the drain assembly of the utility model embodiment;

Fig. 7 is the cutaway view of C-C along the line in Fig. 6;

Fig. 8 is the structural representation that there is no defrosting water according to the inner container of icebox of the utility model embodiment;

Fig. 9 is the structural representation that has defrosting water to flow out according to the inner container of icebox of the utility model embodiment.

Reference numeral:

Drain assembly 100;

Drainpipe 10; The mouth of pipe 11; Hangers 12; Pilot hole 121;

Cover plate 20; The first plate body 21; The second plate body 22; Rotating shaft 23;

Limit rib 30; Horizontal bar 31; Tilted ribs 32;

Inner container of icebox 200;

Courage body 40;

Pivotal axis 50;

Evaporimeter 60; Defrosting heater 70; Drip tray 80.

Detailed description of the invention

Describe embodiment of the present utility model below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Be exemplary below by the embodiment being described with reference to the drawings, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.

In description of the present utility model, it will be appreciated that, term " " center ", " longitudinally ", " laterally ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", " counterclockwise ", " axially ", " radially ", orientation or the position relationship of instructions such as " circumferentially " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of device or the element of instruction or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as restriction of the present utility model.

In addition, term " first ", " second " be only for describing object, and can not be interpreted as instruction or hint relative importance or the implicit quantity that indicates indicated technical characterictic.Thus, one or more these features can be expressed or impliedly be comprised to the feature that is limited with " first ", " second ".In description of the present utility model, the implication of " multiple " is two or more, unless otherwise expressly limited specifically.

In the utility model, unless otherwise clearly defined and limited, the terms such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also to removably connect, or integral; Can be mechanical connection, can be also electrical connection; Can be to be directly connected, also can indirectly be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, can understand as the case may be the concrete meaning of above-mentioned term in the utility model.

Specifically describe according to the drain assembly 100 for refrigerator of the utility model embodiment below in conjunction with accompanying drawing.

As shown in Figures 1 to 9, according to the drain assembly 100 for refrigerator of the utility model embodiment, comprising: drainpipe 10 and cover plate 20.Particularly, the mouth of pipe 11 of drainpipe 10 one end arranges down, and cover plate 20 is connected with the mouth of pipe 11 of drainpipe 10 pivotly by pivotal axis 50, and cover plate 20 comprises by separated the first plate body 21 of pivotal axis 50 and the second plate body 22.The first plate body 21 and the second plate body 22 meet: T1=G1*L1, T2=G2*L2, T1 > T2.Wherein T1 is the first moment, G1 is the gravity of the first plate body 21, and L1 is the distance between the center of gravity of the first plate body 21 and the pivotal axis 50 of cover plate 20, and T2 is the second moment, G2 is the gravity of the second plate body 22, and L2 is the distance between the center of gravity of the second plate body 22 and the pivotal axis 50 of cover plate 20.At least a portion of the second plate body 22 upper surfaces often contacts with the mouth of pipe 11 lower edge of drainpipe 10.

As shown in Figure 1, the axis of drainpipe 10 is parallel with vertical direction, the mouth of pipe 11 of the lower end (one end) of drainpipe 10 is provided with cover plate 20, the case courage shape of the upper end of drainpipe 10 and refrigerator matches, so that the upper end (other end) of drainpipe 10 assemblies is communicated with the case courage of refrigerator, the defrosting water in case courage can flow out to lower end by the upper end of drainpipe 10.

As shown in Figure 7, by the first plate body 21 and the second plate body 22 are set in advance, can make the thickness of the first plate body 21 be greater than the thickness of the first plate body 21, so that the value of the T1 of the first plate body 21 is greater than the value of the T2 of the second plate body 22.Wherein, down, down, and the direction of the resultant moment of cover plate 20 is clockwise to the direction of T2 to the direction of T1, thereby cover plate 20 has the trend turning clockwise around pivotal axis 50.Meanwhile, as shown in Figure 2, the lower end in contact of at least a portion of the upper surface of the second plate body 22 and the mouth of pipe 11, the edge of the mouth of pipe 11 stops cover plate 20 to turn clockwise, so that cover plate 20 entirety keep poised state, particularly, cover plate 20 roughly keeps the state with horizontal direction parallel.The pivotal axis 50 of cover plate 20 is roughly parallel with fore-and-aft direction, the second plate body 22 and the first plate body 21 are located at respectively the left and right sides of pivotal axis 50, thus, cover plate 20 has kept normally off, cover plate 20 can seal the mouth of pipe 11, and extraneous heat (thermic load) can not enter case courage from the mouth of pipe 11.

In the time of refrigerator defrost, the defrosting water in case courage flow in drainpipe 10, and current can impact cover plate 20, with to cover plate 20 application of forces.When current are larger, current can be washed cover plate 20 open, and cover plate 20 can rotate to an angle along pivotal axis 50, and defrosting water can successfully flow in drip tray.Particularly, as shown in Figure 3 and Figure 9, water impact the second plate body 22, makes cover plate 20 counterclockwise rotate to an angle along pivotal axis 50, and current just can flow out the mouth of pipe 11; After defrost current are complete, cover plate 20 can be rotated in a clockwise direction, until the second plate body 22 contacts with the mouth of pipe 11, cover plate 20 returns back to normally off, and cover plate 20 seals the mouth of pipe 11.Hour, the impulsive force that current cause may be not enough to wash open cover plate 20 to current, and defrosting water just can overflow along the mouth of pipe 11 and the gap of cover plate 20, thereby flows in the drip tray of below, and in this process, cover plate 20 remains normally off.Thus, in the time of draining, water forces cover plate 20 to rotate to an angle, and water is normally flowed out, and after draining, cover plate 20 can return back to again normally off.

Thus, according to the drain assembly 100 of the utility model embodiment, by the mouth of pipe 11 at drainpipe 10, cover plate 20 is pivotly set, and cover plate 20 is in the time of normally off, cover plate 20 can seal the mouth of pipe 11, thereby stops extraneous heat (thermic load) to enter into case courage inside; And in the time of draining, current force cover plate 20 to rotate to an angle, water is normally flowed out, when draining is complete, cover plate 20 can return back to again normally off, and drain assembly 100 is simple in structure, and can effectively prevent that extraneous heat (thermic load) from entering in case courage, the efficiency that improves refrigerator, makes refrigerator more energy-conservation.

In a detailed description of the invention of the present utility model, as shown in Figures 4 to 6, the mouth of pipe 11 edges of drainpipe 10 are provided with two hangers 12, and the two ends of pivotal axis 50 are located at respectively in two hangers 12 pivotly.Particularly, as shown in Figure 6, the axis that is provided with 23, two rotating shafts 23 of two rotating shafts on cover plate 20 and at the two ends of pivotal axis 50 overlaps with pivotal axis 50, and two rotating shafts 23 stretch out along the outward flange of cover plate 20.As shown in Figure 5, be provided with two hangers 12 to downward-extension at the edge of the mouth of pipe 11, each hangers 12 is provided with the pilot hole 121 coordinating with rotating shaft 23.Thus, after the rotating shaft 23 of cover plate 20 coordinates with the pilot hole 121 of hangers 12, cover plate 20 can rotate around pivotal axis 50.

In the process of draining, when the second plate body 22 of water impact cover plate 20, if current are excessive, may make the second plate body 22 that is positioned at pivotal axis 50 left sides rotate in the counterclockwise direction to the right side of pivotal axis 50, cause cover plate 20 anglecs of rotation excessive, cover plate 20 can not return back to normally off.For avoiding this problem, in a detailed description of the invention of the present utility model, as shown in Figure 3, be provided with limit rib 30 on the inwall of drainpipe 10, limit rib 30 is suitable for backstop cover plate 20 so that the anglec of rotation of cover plate 20 is less than or equal to 90 °.Thus, in the time that current are larger, can avoid cover plate 20 anglecs of rotation excessive, in the time that draining is complete, cover plate 20 can return back to normally closed position.

Alternatively, as shown in Figure 3, on the inwall of drainpipe 10 and a side of contiguous the first plate body 21 be provided with limit rib 30.Certainly on drainpipe 10 inwalls and a side of closing on the second plate body 22 limit rib 30 also can be set.Particularly, limit rib 30 comprises: horizontal bar 31 and tilted ribs 32.Wherein, horizontal bar 31 radially extends internally from the inwall of drainpipe 10, and tilted ribs 32 is from horizontal bar 31 to downward-extension.The scope of angle α between tilted ribs 32 and horizontal bar 31 is 150 ° of 90 °≤α <, and the distance between the lower end of tilted ribs 32 and pivotal axis 50 is less than the width of the first plate body 21.Particularly, as shown in Figure 6, the ultimate range between the low order end of the first plate body 21 and pivotal axis 50 is the width of the first plate body 21.As shown in Figure 3, in the time that cover plate 20 rotations extremely contact with the surface of tilted ribs 32, because the distance between lower end and the pivotal axis 50 of tilted ribs 32 is less than the width of the first plate body 21, tilted ribs 32 can continue rotation for backstop cover plates 20, thereby makes the anglec of rotation of cover plate 20 be less than 90 °.

In a detailed description of the invention of the present utility model, as shown in Figure 6, the center of circle of the center of circle of the outline place circle of the first plate body 21 and the outline place circle of the second plate body 22 overlaps.Particularly, the shape of the first plate body 21 and the second plate body 22 is roughly arc, the coinciding with both centers of circle of the second plate body 22 of the first plate body 21.The diameter of the first plate body 21 is less than the internal diameter of drainpipe 10, and the diameter of the second plate body 22 is greater than the internal diameter of drainpipe 10.Thus, the upper surface of the second plate body 22 can with the lower end butt of the mouth of pipe 11, the first plate body 21 can and not interfere with the edge of the mouth of pipe 11 in the mouth of pipe 11 places rotations, and cover plate 20 is simple in structure, is easy to manufacture.

In a detailed description of the invention of the present utility model, drainpipe 10 is pipe, and on the cross section of drainpipe 10, pivotal axis 50 is without the center of circle of pipe.Particularly, as shown in Figure 6, the central angle of the first plate body 21 is less than 180 °, and the central angle of the second plate body 22 is greater than 180 °, and the central angle sum of the central angle of the first plate body 21 and the second plate body 22 is 360 °.The position being connected with the second plate body 22 at the first plate body 21 overlaps with pivotal axis 50.Certainly, pivotal axis 50 can be through the center of circle of pipe.

In a detailed description of the invention of the present utility model, the first plate body 21 and the second plate body 22 are integrally formed.Thus, the cover plate 20 being integrally formed has higher structural stability, and cover plate 20 convenient formation of this structure, has reduced production cost.

As shown in Figure 8 and Figure 9, according to the inner container of icebox 200 of the utility model embodiment, comprising: courage body 40 and drain assembly.Wherein, drain assembly is the drain assembly 100 for refrigerator that above-described embodiment is described, and wherein courage body 40 is connected with the other end of drainpipe 10.Particularly, on courage body 40, be also provided with evaporimeter 60 and defrosting heater 70, below drainpipe 10, be provided with drip tray 70.Fig. 8 is the state that there is no defrosting water in inner container of icebox 200, and cover plate 20 is positioned at normally off, so that cover plate 20 seals the mouth of pipe 11.Fig. 9 is the state that has defrosting water to discharge in inner container of icebox 200, and the second plate body 22 rotates to an angle in the counterclockwise direction, and defrosting water flows out in drip tray 80 from the mouth of pipe 11.Because the drain assembly 100 for refrigerator according to the utility model above-described embodiment has above-mentioned technique effect, therefore also there is corresponding technique effect according to the inner container of icebox 200 of the utility model embodiment, that is: cover plate 20 is in the time of normally off, cover plate 20 can seal the mouth of pipe 11, thereby stops extraneous heat (thermic load) to enter into case courage inside; And in the time of draining, current force cover plate 20 to rotate to an angle, water is normally flowed out, when draining is complete, cover plate 20 can return back to again normally off, prevents that extraneous heat (thermic load) from entering in case courage, the efficiency that improves refrigerator, makes refrigerator more energy-conservation.

According to the refrigerator of the utility model embodiment (scheming not shown), comprise the inner container of icebox 200 that above-described embodiment is described.Because the inner container of icebox 200 according to the utility model above-described embodiment has above-mentioned technique effect, therefore also there is corresponding technique effect according to the refrigerator of the utility model embodiment, that is: extraneous heat (thermic load) is not easy to enter into by drainpipe 10 inside of refrigerator, thereby can improve the efficiency of refrigerator, and make refrigerator more energy-conservation.

In the description of this description, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present utility model or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, to the schematic statement of above-mentioned term not must for be identical embodiment or example.And, specific features, structure, material or the feature of description can one or more embodiment in office or example in suitable mode combination.In addition,, not conflicting in the situation that, those skilled in the art can carry out combination and combination by the feature of the different embodiment that describe in this description or example and different embodiment or example.

Although illustrated and described embodiment of the present utility model above, be understandable that, above-described embodiment is exemplary, can not be interpreted as restriction of the present utility model, those of ordinary skill in the art can change above-described embodiment in scope of the present utility model, amendment, replacement and modification.

Claims (11)

1. for a drain assembly for refrigerator, it is characterized in that, comprising:

Drainpipe, the mouth of pipe of described drainpipe one end arranges down;

Cover plate, described cover plate is connected with the mouth of pipe of described drainpipe pivotly by pivotal axis, and described cover plate comprises by separated the first plate body of described pivotal axis and the second plate body,

Described the first plate body and described the second plate body meet: T1=G1*L1, and T2=G2*L2, T1 > T2,

Wherein T1 is the first moment, and G1 is the gravity of described the first plate body, and L1 is the distance between the center of gravity of described the first plate body and the pivotal axis of described cover plate,

T2 is the second moment, and G2 is the gravity of described the second plate body, and L2 is the distance between the center of gravity of described the second plate body and the pivotal axis of described cover plate;

At least a portion of described the second plate body upper surface often contacts with the mouth of pipe lower edge of described drainpipe.

2. the drain assembly for refrigerator according to claim 1, it is characterized in that, on the inwall of described drainpipe and a side of contiguous described the first plate body be provided with limit rib, described limit rib is suitable for described in backstop cover plate so that the anglec of rotation of described cover plate is less than or equal to 90 °.

3. the drain assembly for refrigerator according to claim 2, is characterized in that, described limit rib comprises:

Horizontal bar, described horizontal bar radially extends internally from the inwall of described drainpipe;

Tilted ribs, described tilted ribs is from described horizontal bar to downward-extension.

4. drain assembly according to claim 3, it is characterized in that, the scope of angle α between described tilted ribs and described horizontal bar is 150 ° of 90 °≤α <, and the distance between the lower end of described tilted ribs and described pivotal axis is less than the width of described the first plate body.

5. according to the drain assembly for refrigerator described in any one in claim 1-4, it is characterized in that, described drainpipe is pipe, and on the cross section of described drainpipe, described pivotal axis is without the center of circle of described pipe.

6. the drain assembly for refrigerator according to claim 5, is characterized in that, the diameter of described the first plate body is less than the internal diameter of described drainpipe, and the diameter of described the second plate body is greater than the internal diameter of described drainpipe.

7. the drain assembly for refrigerator according to claim 6, is characterized in that, the center of circle of the center of circle of the outline place circle of described the first plate body and the outline place circle of described the second plate body overlaps.

8. the drain assembly for refrigerator according to claim 1, is characterized in that, the mouth of pipe edge of described drainpipe is provided with two hangers, and the two ends of described pivotal axis are located at respectively in described two hangers pivotly.

9. the drain assembly for refrigerator according to claim 1, is characterized in that, described the first plate body and described the second plate body are integrally formed.

10. an inner container of icebox, is characterized in that, comprising:

Courage body; With

Drain assembly, described drain assembly is the drain assembly for refrigerator described in any one in claim 1-9, wherein said courage body is connected with the other end of described drainpipe.

11. 1 kinds of refrigerators, is characterized in that, comprise inner container of icebox claimed in claim 10.