CN102338537B

CN102338537B - Household electrical appliance

Info

Publication number: CN102338537B
Application number: CN201010233781.0A
Authority: CN
Inventors: 陶锋; 丁玉磊; 马敬东; 杨振宇; 赵德飞
Original assignee: BSH Electrical Appliances Jiangsu Co Ltd
Current assignee: BSH Electrical Appliances Jiangsu Co Ltd
Priority date: 2010-07-22
Filing date: 2010-07-22
Publication date: 2015-11-25
Anticipated expiration: 2030-07-22
Also published as: CN102338537A; WO2012010503A3; WO2012010503A2

Abstract

The present invention is about a kind of household electrical appliance, particularly refrigerating appliance (1).Household electrical appliance comprise rotary shaft (33), and described rotary shaft (33) can rotate round its central axis (X); And at least one installing hole (53), described rotary shaft (33) is through described at least one installing hole (53) and can rotate in described installing hole (53).According to suggestion of the present invention, described installing hole (53) is by least two parts (26,28) formation is surrounded, parts (26 described at least one, 28) there is the first limiting section (40,40 '), described rotary shaft (33) has the second limiting section (39), described first limiting section (40,40 ') and described second limiting section (39) coordinate to stop the motion of described rotary shaft (33) on described central shaft (X) direction.

Description

Household electrical appliance

[technical field]

The present invention about a kind of household electrical appliance, especially family expenses or commercial refrigeration utensil.

[background technology]

The scheme by rotary shaft the motion of parts being passed to another parts is known in the prior art.In driven off by shaft process, rotary shaft can rotate around the central shaft of self, and reliably should be fixed and make it in rotary course, not produce distance axially.

[summary of the invention]

One object of the present invention is to provide a kind of household electrical appliance with rotary shaft, and wherein the axially-movable of rotary shaft can mode be limited simply and reliably.

Therefore, an aspect of of the present present invention is about a kind of household electrical appliance.Household electrical appliance comprise rotary shaft, and described rotary shaft can rotate round its central axis; And at least one installing hole, described rotary shaft also can rotate through at least one installing hole described in described installing hole; It is characterized in that, described installing hole is formed by least two parts enclose, parts described at least one have the first limiting section, described rotary shaft has the second limiting section, described first limiting section and described second limiting section coordinate to stop the motion of described rotary shaft on described central axis direction, and described first limiting section and described second limiting section are positioned at described installing hole.

By the installing hole using at least plural parts to limit rotary shaft, not only be conducive to the installation of rotary shaft but also directly axial limiting feature can be set on rotary shaft and these parts, thus simply and reliably can solve the axial location problem of rotary shaft.

According to the present invention's preferred embodiment, described first limiting section is connected with described second limiting section form fit ground.

According to the present invention's preferred embodiment, one of described first limiting section and described second limiting section comprise stopper slot, and another in described first limiting section and described second limiting section comprises the restriction protrusion stretched in described stopper slot.

According to the present invention's preferred embodiment, described second limiting section is formed by described stopper slot.

According to the present invention's preferred embodiment, described parts are two and have semicircular accepting groove respectively, and described two accepting grooves relatively connect and surround the described installing hole of formation.

According to the present invention's preferred embodiment, comprise storage unit, described storage unit comprises the main body that limits storeroom and the door in order to storeroom described in opening and closing selectively, and described rotary shaft is positioned on described door.

According to the present invention's preferred embodiment, described storage unit comprises the handle be rotatably mounted on described door, and described handle rotates round described central shaft.

According to the present invention's preferred embodiment, described storage unit comprise in order to when described door is in the closed position by the retaining mechanism of described door and the locking of described main body, described retaining mechanism comprises the second auxiliary section being positioned at the first auxiliary section on described door and being positioned in described main body; Motion is passed to described first auxiliary section by described rotary shaft by described handle.

According to the present invention's preferred embodiment, described handle, described rotary shaft and the first auxiliary section are fixed on described door as a prefabricated unit.

According to the present invention's preferred embodiment, described storage unit is the low pressure storage unit that can keep low-pressure state.

According to the present invention's preferred embodiment, described household electrical appliance are refrigerating appliance.

Structure of the present invention and its other goals of the invention and beneficial effect will in conjunction with the drawings and description of preferred embodiments and more becoming apparent.

[accompanying drawing explanation]

As description a part and in order to provide a further understanding of the present invention, the following drawings diagram the specific embodiment of the present invention, and be used for principle of the present invention is described together with description.Wherein,

Fig. 1 is the schematic perspective view of refrigerating appliance in accordance with a preferred embodiment of the present invention, and wherein, the appliance door of refrigerating appliance does not show.

Fig. 2 is the schematic assembling stereogram of storage unit in accordance with a preferred embodiment of the present invention.

Fig. 3 is schematic perspective view when storage unit is opened in accordance with a preferred embodiment of the present invention.

Fig. 4 is the schematic isometric of the main body of storage unit in accordance with a preferred embodiment of the present invention.

Fig. 5 a is the enlarged drawing of part A in Fig. 4, and Fig. 5 b is the decomposing schematic representation of the second auxiliary section of the retaining mechanism shown in Fig. 5 a.

The decomposing schematic representation of Fig. 6 storage unit in accordance with a preferred embodiment of the present invention, wherein door is in open mode and is decomposed and illustrates.

Fig. 7 is the stereogram of door body in accordance with a preferred embodiment of the present invention.

Fig. 8 is the stereogram of another angle of door body in accordance with a preferred embodiment of the present invention.

Fig. 9 is the three-dimensional assembly diagram of brake unit in accordance with a preferred embodiment of the present invention.

Figure 10 a is the enlarged drawing of part B in Fig. 7; Figure 10 b is the schematic cross-section that rotary shaft is fixed on behind the door.

Figure 11 a be in accordance with a preferred embodiment of the present invention door in the closed position and the first auxiliary section of retaining mechanism and the second auxiliary section not yet in conjunction with time low pressure storage unit show in schematic partial sections; Figure 11 b is the show in schematic partial sections of low pressure storage unit when door and main body are locked in accordance with a preferred embodiment of the present invention.

[detailed description of the invention]

Please refer to Fig. 1, refrigerating appliance 1 comprises heat insulation casing 2, and casing 2 comprises shell 2a, inner bag 2b and is positioned at thermal insulation layer (not shown) therebetween.Casing 2 limits multiple heat insulation room, storeroom 3,4, and 5 with article such as stored foods.In the present embodiment, these rooms, storeroom are superposed refrigerator room 3 respectively, in the freezing compartment 5 of bottom and between the former two, temperature keeps slightly higher than fresh-keeping room 4 of zero degrees celsius.Room, storeroom 3,4,5 can be closed by each self-corresponding appliance door (not shown).

Be to be understood that, the present invention should not be confined to the concrete distribution form of the packing compartments of refrigerating appliance, the present invention also can apply other forms of refrigerating appliance, the refrigerating appliance etc. such as having the refrigerator of refrigerating chamber in up and down/lower upper distribution and refrigerating chamber, side by side combination refrigerator that room, storeroom is arranged side by side and have drawer type door and/or French door.

Refrigerating appliance 1 has the evaporation refrigeration system forming closed loop.Refrigeration system at least comprises compressor (not shown), condenser (not shown), throttling arrangement (not shown) and evaporimeter (not shown).In view of such refrigeration system is known technology in the prior art, therefore omits and it is further described.Certainly, refrigerating appliance 1 also can use the refrigeration system of other form (as absorption system, thermoelectric refrigerating system) to be also fine.

Refrigerating appliance 1 is provided with the low pressure storage unit 7 that has and can remain on low-pressure state and the air extractor (not shown) in order to be detached in low pressure storage unit 7 by gas.Air extractor can comprise vavuum pump and be connected to the pipeline (not shown) between vavuum pump and low pressure storage unit 7.

In the present embodiment, low pressure storage unit 7 is arranged in fresh-keeping room 4.Should be appreciated that in other examples, it is indoor that low pressure storage unit 7 also can be arranged on other storerooms, the temperature-changing chamber that such as refrigerator room 3 or temperature range can switch between refrigeration warm area and freezing temperature region.

Low pressure storage unit 7 is positioned at the bottom of fresh-keeping room 4, is supported on the diapire of fresh-keeping chamber 4.Low pressure storage unit 7 can be provided with the antistaling container 6 that humidity is higher, be suitable for preserving the food such as vegetables.

Low pressure storage unit 7 can be assembled in casing 2 independent of after casing 2 ground structure.Please refer to Fig. 2 and Fig. 3, in the present embodiment, low pressure storage unit 7 has and is roughly flat rectangular-shaped, and its width is slightly smaller than the width of fresh-keeping room 4, and low pressure storage unit 7 can be inserted in fresh-keeping room 4 or from pull-out in fresh-keeping room 4.

Low pressure storage unit 7 comprises the main body 8 that is fixed in fresh-keeping room 4 and is connected to main body 8 and from the door 10 pushing or exit fresh-keeping room 4.

Please refer to Fig. 2 to Fig. 4, main body 8 has box structure, and it limits the flat storage room 15 with fetch food mouth 15a.Pick and place mouthful 15a is preferably positioned at main body 8 front end towards user.

In a preferred embodiment, main body 8 comprises at least one first component be made up of the metal (such as steel plate) that intensity is larger and at least one second component be made of plastics, and the first component and second component form in storeroom 15 wall bearing external pressure when being in low-pressure state respectively.In the present embodiment, the first component forms the roof 20 of main body 8, diapire 21 and left and right sidewall 22, and forms the box body 11 with front and back end ports.Second component comprises the bonnet 23 of the rear port of enclosure body 11, and bonnet 23 has the bleed-off passage in order to be connected with air extractor and the extraction valve 60 in order to opening and closing fluid passage.Second component can also comprise be connected to box body 11 front port on front connection box 17.Front connection box 17 can have and is approximately perpendicular to horizontal plane, smooth interface 18 in order to dock with door 10.

Door 10 can arrange the potted component 16 (see Fig. 8) of annular, during to make door 10 in the closed position main body 8 with form air-tightness between door 10 and engage, prevent gas from entering storeroom 15 from the joint between main body 8 and door 10.Potted component 16 also can be arranged on the front end of main body 8, such as, be connected on front connection box 17.

When storeroom 15 is closed by door 10 and air extractor starts, the gas being positioned at storeroom 15 is pulled out, and storeroom 15 is in low-pressure state.According to the present invention's preferred embodiment, when finding time EP (end of program), the pressure in storeroom 15 is between one between standard atmospheric pressure and absolute vacuum (such as, its absolute pressure is less than 690 millibars).Because the air pressure in storeroom 15 is lower than standard atmospheric pressure, those skilled in the art are also commonly called as its " vacuum chamber ".

The rear side connecting trays shape container 12 of door 10 is in order to placing articles.User by tray-like container 12 is pushed or is pulled out storeroom 15 and obtain the article that are positioned at low pressure storage unit 7 or by article storage in low pressure storage unit 7.Door 10 and tray-like container 12 together form the drawer unit that can push and pull out in main body 8.

Telescopic rail unit 14 can be set between tray-like container 12 and main body 8, thus door 10 and tray-like container 12 can pull out glibly or push in main body 8 from main body 8.

Low pressure storage unit 7 comprises a pair retaining mechanism in order to door 10 in the closed position and main body 8 to be locked.As Fig. 3,6, shown in Figure 11 a, 11b, each retaining mechanism comprises the first auxiliary section 34 be arranged on door 10 and the second auxiliary section 44 be arranged in main body 8, by the combination of the first auxiliary section 34 and the second auxiliary section 44, door 10 is locked in closed position, and the potted component 16 between main body 8 and door 10 is fully out of shape by the coupling mechanism force that retaining mechanism produces extrudes, and then the air-tightness between door 10 and main body 8 improves.

As shown in figures 3 to 6, the second auxiliary section 44 is connected to the interface 18 also projection forward of main body 8.Second auxiliary section 44 comprise to be connected with interface 18 and to front protrusion base portion 45 and be positioned at the sticking department 46 of column in interface 18 front.There is predetermined distance between sticking department 46 and interface 18, its axis is laterally extending, and is parallel to horizontal plane and interface 18.Sticking department 46 is positioned at the inner side of base portion 45.

As shown in figure 5 a and 5b, sticking department 46 comprises and is fixed on inner prop 46a on base portion 45 and is enclosed within inner prop 46a on and can round the foreign steamer 46b of inner prop 46a rolling.Rotatable foreign steamer 46b can reduce the engaging friction force of sticking department 46 and the first auxiliary section 44, makes the two more easily enter latched position.Inner prop 46a can be integrally formed on base portion 45, is connected on base portion 45 after also can constructing respectively with base portion 45 again.In a simple especially embodiment, inner prop 46a is made up of the screw be fixed on base portion 45.

Please refer to Fig. 3 and Fig. 6, door 10 comprise a body 26, the brake unit 27 be fixed on a body 26, in order to brake unit 27 be fixed on the fixture 28 on a body 26 and be connected to a body 26 to cover the trim 29 of the appropriate section of brake unit 27.

As shown in Fig. 6 and Fig. 9, brake unit 27 comprise be roughly tabular handle 32, be fixed on the column shaped rotating axostylus axostyle 33 on handle 32 and be fixed on first auxiliary section 34 of the corresponding one end of rotary shaft 33 for a pair.

Rotary shaft 33 is fixed on the rear side of handle 32.Handle 32 has multiple fixed part 35 from protrusion of surface thereafter, and fixed part 35 is positioned at the top of handle 32.Each fixed part 35 has the cylindrical fixing hole 61 extended in the horizontal and is connected on handle 32 through these fixing holes 61 to allow rotary shaft 33.

In the present embodiment, rotary shaft 33 and handle 32 can not be fixed together relatively movably.This can realize in conjunction with rotary shaft 33 and fixed part 35 by using screw 37.

First auxiliary section 34 is fixed at the two ends of rotary shaft 33 respectively.In the present embodiment, after first auxiliary section 34 is enclosed within the associated end of rotary shaft 33, by fixture such as screw, it can not be fixed on rotary shaft 33 by relative rotation axi bar 33 movably, thus when rotating round the central shaft X of self on rotary shaft 33 is fixed door-plate 26, the first auxiliary section 34 also rotates round the central shaft X of rotary shaft 33.

In the present embodiment, the first auxiliary section 34 has and is roughly fan-shaped, and it from inside to outside expands gradually.The cam curved surface 34a in order to coordinate with sticking department 46 is defined at the free end of the first auxiliary section 34.Cam curved surface 34a is arranged towards rotary shaft 33.Cam curved surface 34a comprises distance center axle X introducing curved sections 341 far away and the nearer locking curved sections 342 of distance center axle X.

Introduce between curved sections 341 and locking curved sections 342 and can be provided with a transition projection 343 towards rotary shaft 33 projection.Transition projection 343 can prevent sticking department 46 from skidding off locking curved sections 342, in addition, sticking department 46 slip over transition projection 343 enter locking curved sections 342 time, user needs to overcome maximum resistance and sticking department 46 just enters locking curved sections 343 and complete locking subsequently, therefore also has the function that reminding user door 10 and main body 8 have completed locking.

At close first auxiliary section 34 place, rotary shaft 33 is provided with two annular stopper slots 39.Stopper slot 39 radially to cave in certain depth from the outer peripheral face of rotary shaft 33, coordinates and limit the axially-movable of rotary shaft 33 in door 10 with the corresponding mechanism on door 10.

The rear side of handle 32 can be provided with and be arranged on a body 26, in order to discharge the charge valve 25 of the filling channel 19 (as shown in FIG. 7 and 8) of the low-pressure state of storeroom 15 in order to close or to open.With this, charge valve 25 and handle 32 link and arrange, and filling channel 19 can be opened or closed along with the operation of handle 32.

Incorporated by reference to Fig. 6 with reference to Fig. 7 and Fig. 8, door body 26 is roughly tetragonal tabular, is preferably made of plastics.

Door body 26 has and caves in backward from its front surface 26a, in order to accommodate the receiving space 30 at least partially of brake unit 27.At the rear side of door body 26, door body 26 has the projection 31 corresponding to the shape of receiving space 30, to compensate the thickness lost because arranging receiving space 30 on front side of a body 26.

Receiving space 30 shape roughly in T shape, comprises the first collecting part 30a being positioned at a body 26 middle section and the second resettlement section 30b extended on the width of door body 26.First resettlement section 30a and the second resettlement section 30b partly overlaps.

First resettlement section 30a is for accommodating the handle 32 of brake unit 27.The side of the first resettlement section 30a extends to the end face opening at a body 26, and the hand being convenient to user to form opening at this end face stretches into the inner side of handle 32.In the present embodiment, the lower end of the first resettlement section 30a extends to the lower surface 26b of a body 26, and user holds the lower end of handle 32 and operates handle 32.A segment distance can be kept, so that the hand of user stretches on rear side of handle 32 between the lower end of handle 32 and the lower surface 26b of door body 26.The rear side of the lower ora terminalis of handle 32 can establish row's dentation, and the hand being beneficial to user is held this ora terminalis after stretching on rear side of handle 32 and carried out operating handle 32.

The outer end of filling channel 19 is communicated with the first resettlement section 30a.When handle 32 is in position as shown in Figure 2, filling channel 19 is inflated valve 25 and closely closes; When handle 32 is in position as shown in fig. lla, filling channel 19 is opened, and extraneous gas enters the low-pressure state of storeroom 15 and then release storeroom 15 by filling channel 19.Should be appreciated that in other examples, filling channel and charge valve also can be isolated to handle 32 ground and arrange.Such as on door 10, be provided with a button, by pressing this button, filling channel is opened, afterwards user again operating handle 32 to open door 10.

Rotary shaft 33 is housed in the second resettlement section 30b.Left and right end face 26c, the 26d of a body 26 are closed in the two ends, left and right of the second resettlement section 30b, but are not exposed to left and right end face 26c, 26d but are separated by with it.Second resettlement section 30b is not exposed to upper and lower end face 26b, 26e of a body 26 yet.

Multiple semi-circular first groove 37 separated is provided with in second resettlement section 30b.These first grooves 37 are in same level, and accommodate the appropriate section of rotary shaft 33.First groove 37 can be arranged on be positioned at the second resettlement section 30b mounting blocks 36 on.

As shown in Figure 6, fixture 28 also forms semiorbicular second groove 41 corresponding with the first groove 37.First groove 37 is relatively connected with the second groove 41 and surrounds the fixing hole 53 defined in order to fixing rotary shaft 33 together.

As shown in Figure 10 a, semiorbicular projection 40 is provided with at least one first groove 37.When rotary shaft 33 is arranged on a body 26, projection 40 is corresponding with the stopper slot 39 of rotary shaft 33.As shown in fig. lob, similar semicircular restriction protrusion 40 ' can also be formed in the second groove 41 to coordinate with stopper slot 39.

By being fixed on by rotary shaft 33 in first groove 37 and the second groove 41, the radial motion of rotary shaft 33 is limited.By arranging position-limit mechanism between rotary shaft 33 and door body 26 and/or fixture 28, rotary shaft 33 axially-movable is when rotated limited, and is conducive to rotary shaft 33 and fixture 28 accurate location when mounted.

Should be appreciated that in other examples, the stopper slot of the axial limiting mechanism of rotary shaft 33 can be arranged on a body and/or fixture, and rotary shaft is then provided with restriction protrusion.In addition, the targeting scheme of rotary shaft of the present invention obviously also can apply to other occasions, and such as other have the household electrical appliance of rotary shaft, and the present invention is in this citing that differs.

The two ends of door body 26 formed respectively to be communicated with the second resettlement section 30b and run through a body 26 in front and back wear groove 42.First auxiliary section 34 extends to the rear side of a body 26 through wearing groove 42.Wear in annular region that groove 42 is preferably disposed between annular seal element 16 and the peripheral end face 26b-26e of door body 26, this both can not affect the air-tightness between door 10 and main body 8, and isolate with the surrounding end surfaces 26b-26d of door body 26 owing to wearing groove 42, thus when door 10 is closed, the first auxiliary section 34 can not be exposed to outside door 10.

During assembling, first rotary shaft 33 is fixed on handle 32, and then the first auxiliary section 32 is fixed on rotary shaft 33, thus brake unit 27 forms a prefabricated unit.

Afterwards, pre-assembled brake unit 27 will be completed to be fixed on a body 26.In this process, in the first auxiliary section 34 through after wearing groove 42, the stopper slot 39 of rotary shaft 33 coordinates with projection 40, and rotary shaft 33 is housed in receiving space 30.Afterwards, by fixture 28, rotary shaft 33 is fixed in door 10.Fixture 28 can comprise penetrating fixture 28 and the screw be combined with mounting blocks 36.The handle 32 linked together with rotary shaft 33 and the first auxiliary section 34 are fixed on a body 26.By handle 32, first auxiliary section 34 and rotary shaft 33 are fixed on the mode on a body 26 as prefabricated unit, enormously simplify the assembling of these parts.

Afterwards, deckboard 29 is connected on a body 26 to cover the part of brake unit 25 except handle 32 from the front of door 10.With this, rotary shaft 33 is integrally positioned at door 10.

The front surface of deckboard 29 is preferably concordant with the front surface 26a of door body 26.Deckboard 29 can have the color and/or material that are different from a body 26.

After being fixed to a body 26, handle 32 is rotatably connected on door 10.When rotating handles 32, the rotary shaft 33 being positioned at a body 26 also carries out rotating round its central axis X and drives the first auxiliary section 34 to rotate simultaneously.Rotary shaft 33 defines the rotating shaft of handle 32 and the first auxiliary section 34.In this process, although rotary shaft 32 rotates, as the rotating shaft of handle 32 and the first auxiliary section 34, its central shaft X phase opposite house body 26 does not produce displacement.

Handle 32 can rotate between the first position and the second position round the central shaft X of rotary shaft 33.In primary importance, the angle formed between the front surface 26a of handle 32 and door body 26 is maximum, and form maximum distance between the front surface 26a of its lower end and door body 26, therefore primary importance also can be described as extended position.In the second place, the angle formed between the front surface 26a of handle 32 and door body 26 is minimum, and form minimum distance between the front surface 26a of its lower end and door body 26, therefore the second place also can be described as retracted position.Correspondingly, and the first auxiliary section 34 that handle 32 links also is limited in rotating between the first extreme position and the second extreme position, wherein, when handle 32 is in primary importance, first auxiliary section 34 is in the first extreme position (as shown in fig. lla), when handle is in the second place, the first auxiliary section 34 is in the second extreme position (as shown in figure lib).

State when Figure 11 a illustrates that door 10 is in the closed position but is not yet locked, now handle 32 is in primary importance.When user is downwardly towards front squeeze grip 32, handle 32 inwardly rotates round the central shaft X of rotary shaft 33, simultaneously rotary shaft 33 also rotates round self central shaft X and drives the first auxiliary section 34 to rotate up, and the cam curved surface 34a of the first auxiliary section 34 is gradually near the sticking department 46 of the second auxiliary section 44.

Figure 11 b illustrates that door 10 and main body 8 are in locking state, and now handle 32 is in the second place.As shown in Figure 11 b and Fig. 2, when handle 32 rotates to the second place, sticking department 46 enters the locking curved sections 342 of the first auxiliary section 34a and closely engages with it.Meanwhile, the charge valve 25 be positioned at inside handle 32 is connected to the filling channel 19 on a body 26 and closes filling channel 19.

First auxiliary section 34 and the second auxiliary section 44 to providing a coupling mechanism force between door 10 and main body 8, and make potted component 16 fully be out of shape in the combination of locked position, and then improve the air-tightness between door 10 and main body 8.

According to the present invention's preferred embodiment, when handle 32 is in the second place (the first auxiliary section 34 and the second auxiliary section 44 are in locked position), the front surface of handle 32 is approximately perpendicular to horizontal plane and is in vertical position, and this is particularly conducive to and is retracted in the first resettlement section 30a by handle 32.Preferably, at least overwhelming majority being in the handle 32 of the second place is accommodated in receiving space 30, takies volume with what reduce low pressure storage unit 7.Particularly preferably, the handle 32 being in the second place is contained in a body 26 completely, does not exceed the front surface of door 10.

Door 10 is provided with to limit handle 32 in rotation to the second position limiting structure 47 continuing time perpendicular (second place) to rotate, this can prevent handle 32 from continuing rotate and cause the upper end of handle 32 to protrude from outside receiving space 30, makes the outward appearance of door 10 seem more comparatively smooth.

Second position limiting structure 47 is arranged between handle 32 and door body 26.It can by be fixed on inside handle 32 and/or bulge-structure then on front side of door body 26 is formed, and so arrange: when the front surface of handle 32 is in vertical position, the second position limiting structure 47 be fixed on a body 26 is just connected to the inner side being positioned at the part below rotary shaft 33 of handle 32, or the second position limiting structure be fixed on inside handle 32 is just connected to the front side of a body 26.

When handle 32 is in the second place, these bulge-structures preferably near the madial wall of the first resettlement section 30a, to reduce the possibility that it conflicts with the hand of user.Second position limiting structure 47 can be formed on a body 26 and/or handle 32 one-body moldedly.

When door 10 will be opened, the lower end that user can hold handle 32 is upwards outwards lifted, handle 32 rotates around the central shaft X of rotary shaft 33, and driven rotary axostylus axostyle 33 carries out axle rotation, the first auxiliary section 34 being fixed on rotary shaft 33 two ends is rotated down, and sticking department 46 leaves the cam curved surface 34a of the first auxiliary section 34 gradually.In this process, charge valve 25 also relieves closing filling channel 19, and extraneous gas enters storeroom 15 by filling channel 19 and balances external and internal pressure.Afterwards, user can hold handle 32 and draw forward, can open door 10.

Door 10 can be provided with to limit the first position limiting structure 48 that handle 32 continues after to inner rotary to primary importance to rotate.In primary importance, the angle between handle 32 and fore-and-aft plane is less than 90 degree, and in a preferred embodiment, handle 32 to when becoming 30 degree-60 with perpendicular and spend (such as 50 degree), is namely limited continuation to inner rotary by rotation.

First position limiting structure 48 can so be arranged: after handle 32 arrives primary importance to inner rotary to maximum angle, and the first position limiting structure 48 is connected to the inner side being positioned at the part above rotary shaft 33 of handle 32.Preferably, first position limiting structure 48 arranges near the upper inside walls of the first resettlement section 30a and maintains a certain distance with the latter, when handle 32 rotates to primary importance, the inner side that handle 32 is positioned at the part on rotary shaft 33 abuts with the first position limiting structure 48, and further rotating of handle 32 is limited.

First position limiting structure 48 can be formed by the bulge-structure being positioned at the first resettlement section 30a.This bulge-structure can one-body moldedly on the rear side inwall of the first resettlement section 30a.

Claims

1. household electrical appliance, comprising:

Rotary shaft (33), described rotary shaft (33) can rotate round its central axis (X); And at least one installing hole (53), described rotary shaft (33) is through described at least one installing hole (53) and can rotate in described installing hole (53);

It is characterized in that, described installing hole (53) is by least two parts (26, 28) formation is surrounded, parts (26 described at least one, 28) there is the first limiting section (40, 40 '), described rotary shaft (33) has the second limiting section (39), described first limiting section (40, 40 ') and described second limiting section (39) coordinate to stop the motion of described rotary shaft (33) on described central shaft (X) direction, described first limiting section (40, 40 ') and described second limiting section (39) be positioned at described installing hole.

2. household electrical appliance as claimed in claim 1, is characterized in that, described first limiting section (40,40 ') is connected with described second limiting section (39) form fit ground.

3. household electrical appliance as claimed in claim 1, it is characterized in that, described first limiting section (40,40 ') and one of described second limiting section (39) comprise stopper slot, another in described first limiting section (40,40 ') and described second limiting section (39) comprises the restriction protrusion stretched in described stopper slot.

4. household electrical appliance as claimed in claim 2, it is characterized in that, described first limiting section (40,40 ') and one of described second limiting section (39) comprise stopper slot, another in described first limiting section (40,40 ') and described second limiting section (39) comprises the restriction protrusion stretched in described stopper slot.

5. household electrical appliance as claimed in claim 3, it is characterized in that, described second limiting section (39) is formed by described stopper slot.

6. household electrical appliance as claimed in claim 4, it is characterized in that, described second limiting section (39) is formed by described stopper slot.

7. household electrical appliance as claimed in claim 1, it is characterized in that, described parts (26,28) be two and also there is semicircular accepting groove (37 respectively, 41), described two accepting grooves (37,41) relatively connect and surround the described installing hole of formation (53).

8. household electrical appliance as claimed in claim 2, it is characterized in that, described parts (26,28) be two and also there is semicircular accepting groove (37 respectively, 41), described two accepting grooves (37,41) relatively connect and surround the described installing hole of formation (53).

9. household electrical appliance as claimed in claim 3, it is characterized in that, described parts (26,28) be two and also there is semicircular accepting groove (37 respectively, 41), described two accepting grooves (37,41) relatively connect and surround the described installing hole of formation (53).

10. household electrical appliance as claimed in claim 4, it is characterized in that, described parts (26,28) be two and also there is semicircular accepting groove (37 respectively, 41), described two accepting grooves (37,41) relatively connect and surround the described installing hole of formation (53).

11. household electrical appliance as claimed in claim 6, it is characterized in that, described parts (26,28) be two and also there is semicircular accepting groove (37 respectively, 41), described two accepting grooves (37,41) relatively connect and surround the described installing hole of formation (53).

12. household electrical appliance as described in above any one claim, it is characterized in that: comprise storage unit (7), described storage unit (7) comprises the main body (8) that limits storeroom (15) and the door (10) in order to storeroom described in opening and closing (15) selectively, and described rotary shaft (33) is positioned on described door (10).

13. household electrical appliance as claimed in claim 12, it is characterized in that, described storage unit (7) comprises the handle (32) be rotatably mounted on described door (10), and described handle (32) rotates round described central shaft (X).

14. household electrical appliance as claimed in claim 13, it is characterized in that, described storage unit (7) comprise in order to when described door (10) is in the closed position by retaining mechanism (34 that described door (10) and described main body (8) are locked, 44), described retaining mechanism (34,44) comprises the first auxiliary section (34) be positioned on described door (10) and the second auxiliary section (44) be positioned in described main body (8); Motion is passed to described first auxiliary section (34) by described rotary shaft (33) by described handle (32).

15. household electrical appliance as claimed in claim 14, it is characterized in that, described handle (32), described rotary shaft (33) and the first auxiliary section (34) are fixed on described door (10) as a prefabricated unit.

16. household electrical appliance as claimed in claim 12, is characterized in that, described storage unit (7) is the low pressure storage unit that can keep low-pressure state.

17. household electrical appliance as claimed in claim 13, is characterized in that, described storage unit (7) is the low pressure storage unit that can keep low-pressure state.

18. household electrical appliance as claimed in claim 14, is characterized in that, described storage unit (7) is the low pressure storage unit that can keep low-pressure state.

19., as the household electrical appliance in claim 1 to 11 as described in any one, is characterized in that, described household electrical appliance (1) are refrigerating appliance.

20. household electrical appliance as claimed in claim 12, it is characterized in that, described household electrical appliance (1) are refrigerating appliance.

21. household electrical appliance as claimed in claim 13, it is characterized in that, described household electrical appliance (1) are refrigerating appliance.

22. household electrical appliance as claimed in claim 14, it is characterized in that, described household electrical appliance (1) are refrigerating appliance.

23. household electrical appliance as claimed in claim 15, it is characterized in that, described household electrical appliance (1) are refrigerating appliance.

24. household electrical appliance as claimed in claim 16, it is characterized in that, described household electrical appliance (1) are refrigerating appliance.