CN206695495U - Refrigerating device and its drawer appliance - Google Patents

Abstract

It the utility model is related to refrigerating device and its drawer appliance.Drawer appliance includes the unlimited cylinder in front side, can insert to front and rear push-and-pull the drawer and two slide track components for being separately positioned on inner barrel transverse ends of cylinder, and each slide track component includes outer rail, and extension ground is fixed in cylinder along the longitudinal direction；Interior rail can be arranged on outer rail to be supported by it and be fixed on drawer slidingly back and forth；Lock collar can rotationally be articulated with outer rail rear end around an axis of pitch, be provided with the preceding card column laterally protruded out and rear card column；Dop is arranged on interior rail rear end, has the lug boss protruded out up or down, and during drawer push in cylinder, lug boss rear end makes preceding card column abut on front side of lug boss, with rail in locking and drawer against rear card column to promote lock collar to turn to；Flexible member is configured to apply the moment of resistance to lock collar when lug boss promotes lock collar to rotate, and when preceding card column is posted by front side of lug boss, lock collar is applied and moment of resistance moment of torsion in opposite direction.

Description

Refrigerating device and its drawer appliance

Technical field

Refrigerating plant is the utility model is related to, more particularly to a kind of refrigerating device and its drawer appliance.

Background technology

The drawer of refrigerating device typically can be arranged on to push-and-pull in a cylinder.With the fresh-keeping demand to food Improve, it is necessary to after drawer is pushed completely into cylinder, make to form good sealing between the front panel of drawer and the opening of cylinder, Exactly need the opening for making front panel be close to cylinder.

Therefore, existing refrigerating device is provided with complicated mechanically or electrically magnetic retaining mechanism, to lock drawer and cylinder Body, but existing retaining mechanism is either complicated to be not easy to make or cumbersome whard to control, or cost is higher.

Utility model content

A purpose of the present utility model is intended to overcome at least one defect of prior art, there is provided a kind of novel drawer Component, the structure of the retaining mechanism between its drawer and cylinder is simply novel, is easy to user to open or close the operation of drawer.

Further object of the present utility model is to discharge the oxygen in drawer air, so as to obtain rich nitrogen oxygen deprivation In favor of the atmosphere of food fresh-keeping.

Another purpose of the present utility model is to provide for a kind of refrigerating device with above-mentioned drawer appliance.

On the one hand, the utility model provides a kind of drawer appliance for refrigerating device, and it includes front side and opened wide Cylinder, can insert to front and rear push-and-pull the drawer and two slide rail groups for being separately positioned on inner barrel transverse ends of cylinder Part, each slide track component include：

Outer rail, it is fixed on inner barrel to extension along the longitudinal direction；

It interior rail, can be arranged at slidingly back and forth to be supported by it on outer rail, and be fixed on drawer；

Lock collar, the rear end of outer rail can be rotationally articulated with around an axis of pitch, be provided with the preceding card column laterally protruded out With rear card column；

Dop, interior rail rear end is arranged on, there is the lug boss protruded out up or down, in the process of drawer push in cylinder In, lug boss rear end abuts in the front side of lug boss with card column before promoting lock collar to turn to make, to lock interior rail against rear card column And drawer；With

Flexible member, it is configured to, when lug boss promotes lock collar to rotate, apply the moment of resistance to lock collar, be posted by preceding card column When on front side of lug boss, lock collar is applied and moment of resistance moment of torsion in opposite direction.

Alternatively, lug boss protrudes out downwards from dop, and preceding card column and rear card column are located above the pivotal axis of lock collar；And bullet Property element is torsion spring, and its axial both ends is hingedly connected to outer rail and lock collar, in card column after lug boss does not touch, torsion spring and lock collar Between pin joint be located above the pivotal axis of lock collar, and elastic force direction is facing forward；When preceding card column abuts in the front side of lug boss, Pin joint between torsion spring and lock collar is located at below the pivotal axis of lock collar, and elastic force direction is facing forward.

Alternatively, each slide track component also includes：Acceleration component, it is configured to that acceleration component is moved and touched after interior rail Afterwards, moved after making acceleration component traction dop and the acceleration of interior rail.

Alternatively, acceleration component includes：The sliding block of outer rail can be arranged at slidingly back and forth；Spring, outer rail and sliding block are connected, To apply elastic force backward to sliding block；The connecting rod of front and rear extension, its front end can be rotationally connected with sliding block along an axis of pitch, after End is with the locating dowel laterally protruded out；The chute of front and rear extension is provided with outer rail, the roof or bottom wall of chute offer indent Bayonet socket, in card column after lug boss does not touch, one end of locating dowel is caught in bayonet socket so that sliding block can not after move；And on dop Opening backwards and from back to front inclined guide groove up or down is additionally provided with, during being moved after dop, makes the another of locating dowel One end enters guide groove and guided by guide groove enters chute to rotate disengaging bayonet socket, so that after sliding block accelerates under the pulling force of spring Move, and locating dowel is moved after driving dop.

Alternatively, the front end face of lug boss is slope, when interior rail is in the lock state reach, to make preceding card column along tiltedly Domatic disengaging lug boss, so that interior rail unlocks.

Alternatively, the roof of cylinder has the hollow-out parts for allowing air-flow to pass in and out；And drawer appliance also includes：Case, Outside cylinder and the roof of cylinder is installed on, case seal closure buckles hollow-out parts and limits a receiving jointly with the roof with cylinder Chamber；Controlled atmosphere membrane module, is arranged in accommodating chamber, has at least one controlled atmosphere film and an oxygen rich gas collecting chamber, and be configured to The oxygen in accommodating chamber is set more to enter oxygen rich gas collecting chamber through controlled atmosphere film compared to nitrogen, so that inner barrel forms richness The controlled atmosphere space of nitrogen oxygen deprivation.

Alternatively, drawer appliance also includes：Blower fan, it is arranged in accommodating chamber and is located at the horizontal side of controlled atmosphere membrane module, So that the gas in controlled atmosphere space flows into blower fan through hollow-out parts side, controlled atmosphere membrane module is blowed to by blower fan, then it is another from hollow-out parts Controlled atmosphere space is flowed back in side.

Alternatively, there is gap to allow air-flow to pass through between the top of controlled atmosphere membrane module and case；And the inwall of case With two wind-guiding floors for being separated by setting, two wind-guiding floors are configured to limit one jointly with the roof of case and cylinder Air-guiding aisle, and the both ends of air-guiding aisle are respectively facing the air outlet and controlled atmosphere membrane module of blower fan.

Alternatively, controlled atmosphere membrane module also includes support frame, and it has the first surface and second surface being parallel to each other, and Formed with extending on the first surface respectively, extend on a second surface in support frame, and through support frame to connect Multiple gas channels of first surface and second surface, multiple gas channels are collectively forming oxygen rich gas collecting chamber；And at least one Individual controlled atmosphere film is two planar shaped controlled atmosphere films, is laid on respectively on the first surface and second surface of support frame.

On the other hand, the utility model additionally provides a kind of refrigerating device, and it includes taking out described in any of the above item Drawer component.

Alternatively, refrigerating device also includes air extractor.Air extractor is via pipeline and the controlled atmosphere of drawer appliance 200 Membrane module oxygen rich gas collecting chamber is connected, and the gas penetrated in oxygen rich gas collecting chamber is pumped to outside drawer appliance.

Alternatively, refrigerating device also includes：Drawer positions detection means, it is configured to be driven fully into cylinder in drawer Afterwards, drawer shutdown signal is produced；And controller, electrically connect, be configured to drawer positions detection means, blower fan and air extractor After receiving drawer shutdown signal, start blower fan and drawer；When not receiving drawer shutdown signal, close blower fan and take out Drawer device.

Refrigerating device and its drawer appliance of the present utility model, in drawer push-on process, utilize dop and lock collar Interior rail and outer rail are locked, so as to which drawer automatic lock is scheduled into cylinder.The elastic force of flexible member can provide certain big to drawer Small locking pretightning force, when user is again turned on drawer, need to only overcome the pretightning force can drawing-out type drawer, so make the lock of drawer Fixed and unblock is quite convenient to.

Further, refrigerating device and its drawer appliance of the present utility model, by setting acceleration component to lead Draw after dop, interior rail and drawer accelerate and move, enable dop and lock collar auto lock, drawer is enforced without user, strengthen Consumer's Experience.

Further, refrigerating device and its drawer appliance of the present utility model, because having controlled atmosphere membrane module, can make Rich nitrogen oxygen deprivation is formed in controlled atmosphere space in favor of the atmosphere of food fresh-keeping, the atmosphere preserves by reducing fruits and vegetables The content of oxygen in space, reduces the intensity of fruit/vegetable aerobic breathing, while ensures the respiration on basis, prevents fruits and vegetables from carrying out nothing Oxygen breathes, so as to reach the purpose of fruits and vegetables long-period freshness preserving.Blower fan can improve the mobility of the air-flow in controlled atmosphere space, add Fast gas enters the speed of oxygen rich gas collecting chamber.

Further, in drawer appliance of the present utility model, controlled atmosphere membrane module is arranged on what cylinder roof limited with case In accommodating chamber, do not interfere with the normal storing of drawer, prevented also from drawer and drawer food it is mobile when damaged in collision Controlled atmosphere membrane module.

Further, drawer appliance of the present utility model is not only of good preservation effect, and rigidity to drawer and cylinder etc., Intensity requirement is relatively low, realizes and requires very low, then cost is also very low.

According to the accompanying drawings will be more to the detailed description of the utility model specific embodiment, those skilled in the art Add clear of the present utility model above-mentioned and other purposes, advantages and features.

Brief description of the drawings

It is described in detail by way of example, and not by way of limitation with reference to the accompanying drawings hereinafter more of the present utility model specific real Apply example.Identical reference denotes same or similar part or part in accompanying drawing.It should be appreciated by those skilled in the art that What these accompanying drawings were not necessarily drawn to scale.In accompanying drawing：

Fig. 1 is the schematic diagram according to the drawer appliance of the utility model one embodiment；

Fig. 2 is the structural representation of the slide track component in drawer appliance shown in Fig. 1；

Fig. 3 is view of the slide track component before dop is in acceleration component；

Fig. 4 is the view that locating dowel enters after guide groove in slide track component；

Fig. 5 is view of the slide track component before dop contacts with lock collar；

Fig. 6 is view of the slide track component after dop is locked in lock collar；

Fig. 7 is another angle schematic diagram of slide track component shown in Fig. 4；

Fig. 8 is the schematic diagram after dop is hidden in slide track component shown in Fig. 7；

Fig. 9 is the schematic diagram after sliding block is hidden in slide track component shown in Fig. 8；

Figure 10 is the decomposing schematic representation of acceleration component；

Figure 11 is the structural representation according to the drawer appliance of the utility model one embodiment；

Figure 12 is the decomposing schematic representation of drawer appliance shown in Figure 11；

Figure 13 is the polycrystalline substance schematic diagram of case in drawer appliance shown in Figure 11；

Figure 14 is the decomposing schematic representation of controlled atmosphere membrane module in drawer appliance shown in Figure 12；

Figure 15 is the schematic local structural graph according to the refrigerating device of the utility model one embodiment；

Figure 16 is the schematic diagram at another visual angle of refrigerating device shown in Figure 15；

Figure 17 is the structural representation of the cylinder in drawer appliance shown in Figure 11.

Embodiment

Fig. 1 is the schematic diagram according to the drawer appliance 200 of the utility model one embodiment；Fig. 2 is drawer group shown in Fig. 1 The structural representation of slide track component in part 200.As shown in Figure 1 to Figure 2, the utility model embodiment provides a kind of for cold Hide the drawer appliance 200 of refrigerating plant (such as refrigerator), cylinder 10 that drawer appliance 200 includes opening wide front side, can front and rear push-and-pull Insert the drawer 20 and two slide track components for being separately positioned on the inner transverse both ends of cylinder 10 of cylinder 10.Each slide rail group Part includes interior rail 90, outer rail 80.Wherein, interior rail 90 is fixed on inside cylinder 10 with extending along the longitudinal direction, such as is arranged on cylinder In the lateral sidewalls of body 10.Interior rail 90 can be arranged on outer rail 80 to be supported by it slidingly back and forth, and be fixed on drawer 20, such as Connecting plate 91 is installed outside interior rail 90, to be connected with the lateral sidewalls of drawer 20.Drawer 20 is during front and rear push-and-pull, interior rail 90 slide back and forth on outer rail 80.

Fig. 3 is view of the slide track component before dop 92 is in acceleration component；Fig. 4 is locating dowel in slide track component 733 views entered after guide groove 924；Fig. 5 is view of the slide track component before dop 92 contacts with lock collar 83； Fig. 6 is view of the slide track component after dop 92 is locked in lock collar 83.As shown in Figures 3 to 6, slide track component also includes Lock collar 83, dop 92 and flexible member 84.Wherein, lock collar 83 can around an axis of pitch (transverse direction be drawer 20 left and right directions, For namely Fig. 3 into Fig. 6 perpendicular to the direction of paper, its pivotal axis is axle 831) rear end of outer rail 80 is rotationally articulated with, and It is provided with the preceding card column 833 and rear card column 832 laterally protruded out.Dop 92 is arranged on interior rail end after 90s, have to Lug boss 922 (being to protrude out downwards in figure) that is upper or protruding out downwards.Flexible member 84 is used to apply torque to lock collar 83.

(from Fig. 3 to Fig. 6) during the push in cylinder 10 of drawer 20, the rear end of lug boss 922 can push away against rear card column 832 Dynamic lock collar 83 rotates, and it is turned to the position for the front side for making preceding card column 833 abut in lug boss 922, with rail in locking 90, makes It can not move forward, and then locked drawer 20 makes it not move forward.Flexible member 84 is configured to promote 83 turns of lock collar in lug boss 922 When dynamic, apply the moment of resistance to lock collar 83 (in figure 3, the moment of resistance is counterclockwise).That is, make the needs gram of dop 92 Taking certain resistance could promote lock collar 83 to rotate, and when not contacted with dop 92, make the firm shape for being maintained at Fig. 3 of lock collar 83 State.Also, flexible member 84 in preceding card column 833 is posted by the front side of lug boss 922, and (namely dop 92 and lock collar 83 are in locking State) when, to the application of lock collar 83 and moment of resistance moment of torsion in opposite direction (in Fig. 6, the moment of torsion is clockwise), so that dop 92 and lock collar 83 is firm is maintained at lock-out state, make to realize good sealing between drawer 20 and cylinder 10, be also avoided that drawer 20 are opened by mistake and are opened.

When being pulled along drawer 20, the front end face of lug boss 922 applies active force to preceding card column 833, rotates lock collar 83 So that preceding card column 833 departs from lug boss 922, so as to release the locking of drawer 20.The front end face of lug boss 922 is slope, example Such as in Fig. 3 into Fig. 6, front end face is the slope extended obliquely from front to back.So, locked with being in interior rail 90 When state (such as Fig. 6) moves forward, card column 833 departs from lug boss 922 along slope before making, so that interior rail 90 unlocks.

In certain embodiments, as shown in Figures 3 to 6, make the lug boss 922 on dop 92 convex downwards from dop 92 Stretch, preceding card column 833 and rear card column 832 are located at the top of pivotal axis 831 of lock collar 83.Flexible member 84 is torsion spring, its axial both ends Outer rail 80 and lock collar 83 are hingedly connected to, it is be hinged between torsion spring and lock collar 83 in card column 832 after lug boss 922 does not touch Point 842 is positioned at the top of pivotal axis 831 of lock collar 83, and elastic force direction is forward (can be 20 ± 5N), can so apply resistance Square, such as Fig. 3.When preceding card column 833 abuts in the front side of lug boss 922, the pin joint 842 between torsion spring and lock collar 83 is positioned at lock The lower section of pivotal axis 831 of disk 83, and elastic force direction is facing forward, you can apply and foregoing moment of resistance torque in opposite direction, such as Fig. 6. In some alternative embodiments, torsion spring is replaced to apply thrust forward to lock collar 83 using compression spring.

In certain embodiments, each slide track component also includes acceleration component.Acceleration component can be configured to after 90s in interior rail After moving and touching acceleration component, moved after making acceleration component traction dop 92 and the acceleration of interior rail 90, so that dop 92 can be certainly It is dynamic to be locked with lock collar 83, given a hard push backwards dynamic drawer 20 without user.

Fig. 7 is another angle schematic diagram of slide track component shown in Fig. 4；Fig. 8 is that dop 92 is hidden in slide track component shown in Fig. 7 Schematic diagram afterwards；Fig. 9 is the schematic diagram after sliding block 70 is hidden in slide track component shown in Fig. 8；Figure 10 is the decomposition of acceleration component Schematic diagram.A kind of specific constructive form of acceleration component is introduced referring to Fig. 7 to Figure 10.Acceleration component may include sliding block 70th, spring 81 and connecting rod 73.Sliding block 70 can be arranged on outer rail 80 slidingly back and forth.Spring 81 connects outer rail 80 and sliding block 70, To apply elastic force backward to sliding block 70.The front end of the connecting rod 73 of front and rear extension can be rotationally connected with sliding block along an axis of pitch 70 (such as Figure 10, its rotating shaft 731 are articulated with hinge hole 701), rear end have the locating dowel 733 laterally protruded out.Outer rail 80 is provided with The chute 82 of front and rear extension, the roof or bottom wall of chute 82 offer the bayonet socket 822 of indent, blocked after lug boss 922 does not touch During post 832, one end (end 732) of locating dowel 733 is caught in bayonet socket 822 so that sliding block 70 can not after move, such as Fig. 3.On dop 92 Opening backwards and from back to front inclined guide groove 924 up or down is provided with, during being moved after dop 92, makes locating dowel 733 other end (end 732) enters guide groove 924 and guided by guide groove 924 enters chute 82 to rotate disengaging bayonet socket 822, i.e., Locking of the bayonet socket 822 for sliding block 70 is released, so that sliding block 70 moves after accelerating under the pulling force of spring 81.Because now position Post 733 is embedded in chute 82 and can not moved up and down, therefore it stably can be resisted against on guide groove 924, drive dop 92 namely Rail 90 moves after accelerating in drive.

Can make connecting rod 73 be arranged on sliding block 70 offered on the side of outer rail 80, sliding block 70 resigning hole 72 with allow After the end 732 of locating dowel 733 passes through, into chute 82.

Figure 11 is the structural representation according to the drawer appliance of the utility model one embodiment；Figure 12 is taken out shown in Figure 11 The decomposing schematic representation of drawer component；Figure 13 is the polycrystalline substance schematic diagram of case in drawer appliance shown in Figure 11.

In certain embodiments, as shown in Figure 11 to Figure 13, drawer appliance 200 also includes case 15 and controlled atmosphere membrane module 30 and blower fan 40.Wherein, cylinder 10 defines the unlimited controlled atmosphere space 202 in front side, and its roof has one to allow gas The hollow-out parts 13 in controlled atmosphere space 202 are flowed into or out, hollow-out parts 13 may include multiple densely arranged through holes.The front portion of drawer 20 The front openings of end cap and cylinder 10 coordinate, and to open or close controlled atmosphere space 202, make the phase of controlled atmosphere space 202 To closing.Case 15 is installed on the roof (referring to the roof of outside, similarly hereinafter) of cylinder 10, cover in the outside of cylinder 10 The seal closure of shell 10 buckles hollow-out parts 13 and limits an accommodating chamber 11 jointly with the roof with cylinder 10, so that hollow-out parts 13 only connect gas Adjust fresh-keeping space 202 and accommodating chamber 11.Controlled atmosphere membrane module 30 is arranged in accommodating chamber 11, has at least one controlled atmosphere film and one Oxygen rich gas collecting chamber.Controlled atmosphere membrane module 30 can be in plate on the whole, and preferred levels are arranged in accommodating chamber 11, to save Its space occupied.

Controlled atmosphere membrane module 30 may be arranged so that oxygen in accommodating chamber 11 relative to the nitrogen in accommodating chamber 11 more Enter oxygen rich gas collecting chamber through controlled atmosphere film.Specifically, the inner side of each controlled atmosphere film is towards oxygen rich gas collecting chamber, outside court To accommodating chamber 11, when the pressure of oxygen rich gas collecting chamber is less than the pressure of accommodating chamber 11, the oxygen in the air of accommodating chamber 11 Enter oxygen rich gas collecting chamber through controlled atmosphere film.Because accommodating chamber 11 connects with controlled atmosphere space 202, so that controlled atmosphere Partial oxidation in space 202 in air is moved out, and rich nitrogen oxygen deprivation can be obtained in controlled atmosphere space 202 in favor of food Fresh-keeping atmosphere.

Blower fan 40 is arranged in accommodating chamber 11 and (laterally refers to right and left positioned at the horizontal side of controlled atmosphere membrane module 30 To be marked in figure), such as blower fan 40 is arranged on to the left side of controlled atmosphere membrane module 30 shown in Figure 12, it may also be arranged on certainly Right side.Side (in figure be left side) of the gas in controlled atmosphere space 202 through hollow-out parts 13 can be so set to flow into blower fan 40, by wind Machine 40 accelerates to blow to controlled atmosphere membrane module 30, then flows back to controlled atmosphere space 202 from the opposite side of hollow-out parts 13, so so that controlled atmosphere The gas in fresh-keeping space 202 constantly cyclically by controlled atmosphere membrane module 30 around, the oxygen for enhancing controlled atmosphere membrane module 30 is received Collect effect.In addition, tested through inventor, blower fan 40 is arranged on the horizontal side of controlled atmosphere membrane module 30 compared to being arranged on its front side Rear side can obtain the oxygen collecting effect of higher efficiency.

In the utility model embodiment, drawer appliance 200 when in use, will penetrate using air extractor (such as vavuum pump) Gas in oxygen rich gas collecting chamber is extracted out, so that the pressure in oxygen rich gas collecting chamber is less than the pressure in accommodating chamber 11, i.e., Subnormal ambient is manufactured in oxygen rich gas collecting chamber, is easy to the air around absorbing to enter wherein.After most of oxygen is extracted, Gas main component in controlled atmosphere space 202 is nitrogen and part of oxygen, can reduce the intensity of fruit/vegetable aerobic breathing, Ensure the respiration on basis simultaneously, prevent fruits and vegetables from carrying out anaerobic respiration, so as to reach the purpose of fruits and vegetables long-period freshness preserving.Moreover, The atmosphere also has the gas such as substantial amounts of nitrogen, will not also reduce article in receiving space by cold efficiency, fruits and vegetables can be made Deng effectively being stored.

For ease of being connected with air extractor, the gas in oxygen rich gas collecting chamber is extracted out, controlled atmosphere membrane module 30 also needs Escape pipe 33 including connecting oxygen rich gas collecting chamber.Escape pipe 33 may be provided at controlled atmosphere membrane module 30 up and down or top Optional position.But tested through inventor, escape pipe 33 is arranged on the lateral ends of the remote blower fan 40 of controlled atmosphere membrane module 30 (right-hand member is arranged on shown in Figure 13), it (is to flow from left to right to make controlled atmosphere film outer gas stream direction consistent with internal gas flow direction It is dynamic), the oxygen collecting effect of desirable higher efficiency.

In certain embodiments, as shown in figure 13, blower fan 40 is preferably centrifugation wind of the air intake direction perpendicular to air-out direction Machine.The air inlet 41 of blower fan 40 through hollow-out parts 13 down to connect controlled atmosphere space 202, and its air outlet 42 is towards controlled atmosphere film Component 30.Air outlet 42 blow-through controlled atmosphere membrane module 30 of the wind from blower fan 40 can so be made, reduce the loss that wind path deflecting is brought.

After controlled atmosphere membrane module 30 is installed on into accommodating chamber 11, preferably make there is gap between its top and case 15 to permit Perhaps air-flow is by increase the incoming air area of controlled atmosphere membrane module 40.Certainly, the bottom of controlled atmosphere membrane module 30 and the bottom wall of cylinder 10 Between may also set up gap.Specifically, in some embodiments of the utility model, the controlled atmosphere of upside in controlled atmosphere membrane module 30 Film 31 is 8mm to 20mm apart from the distance of the top surface of accommodating chamber 11.The controlled atmosphere film 31 of downside is apart from appearance in controlled atmosphere membrane module 30 The distance of basal surface of chamber 11 received is 8mm to 20mm.Also, it is located at the cylinder 10 of the location directly below of controlled atmosphere membrane module 30 Bottom wall preferably offers hollow hole.

In certain embodiments, as shown in figure 13, controlled atmosphere membrane module 30 and blower fan 40 can be made to be removably installed in cover Shell 15, it can specifically be will not be repeated here by the way of threaded connection or snapping connection.It can so avoid in volume relatively The big roof of cylinder 10 sets complicated attachment structure, increases manufacture difficulty.It is separated by addition, the inwall of case 15 can also had The two wind-guiding floors 151 set.Two wind-guiding floors 151 are configured to limit jointly with the roof of case 15 and cylinder 10 One air-guiding aisle 152, and the both ends of air-guiding aisle 152 are respectively facing the air outlet 42 and controlled atmosphere membrane module 30 of blower fan 40.So Wind can be guided into more to controlled atmosphere membrane module 30.

In addition, also top cover 16 can be set in the top of case 15, case 15 is pressed on cylinder 10 using top cover 16.Cover The also settable sealing ring 17 in the junction of shell 15 and cylinder 10, to play a part of sealing vibration damping.

In certain embodiments, as shown in figure 12, drawer appliance 200 also includes bactericidal lamp 60, and bactericidal lamp 60 is arranged on appearance Receive in chamber 11 to be sterilized to gas.Specifically it can be made to be installed on the roof of cylinder 10, and positioned at controlled atmosphere membrane module 30 Near.Bactericidal lamp 60 can adopt the conventional bactericidal lamp of prior art, will not be repeated here.

Figure 14 is the decomposing schematic representation of controlled atmosphere membrane module in drawer appliance shown in Figure 12.In some implementations of the present utility model In example, as shown in figure 14, controlled atmosphere membrane module 30 can be in plate, and the controlled atmosphere membrane module 30 may also include support frame 32.Controlled atmosphere Film 31 is preferably oxygen permeable membrane, can be two, the both sides of support frame 32 is installed on, so that two controlled atmosphere films 31 and support frame 32 Oxygen rich gas collecting chamber is surrounded jointly.Further, support frame 32 may include frame, the floor that is arranged in frame and/or The structures such as flat board, can form gas channel between floor, between floor and flat board etc., on the surface of floor, on the surface of flat board Can open up it is fluted, to form gas channel.Floor and/or flat board can improve structural strength of controlled atmosphere membrane module 30 etc..Branch Support frame frame 32 has the first surface and second surface that are parallel to each other, formed with prolonging on the first surface respectively in support frame 32 Stretch, extend on a second surface, and through support frame 32 to connect multiple gas channels of first surface and second surface, Multiple gas channels are collectively forming oxygen rich gas collecting chamber；At least one controlled atmosphere film 31 is two planar shaped controlled atmosphere films, is spread respectively It is located on the first surface and second surface of support frame 32.

In some embodiments of the utility model, support frame 32 includes what is connected with foregoing at least one gas channel Escape pipe 33, is arranged on frame, to allow the oxygen in oxygen rich gas collecting chamber to be output.Escape pipe 33 and air extractor 400 connections.Specifically, escape pipe 33 can be set on the long edge of frame, or be arranged in the short edge of frame, with according to controlled atmosphere The setting orientation or actual design demand of membrane module 30 are determined, such as Figure 13, and escape pipe 33 may be disposed at the long side of frame On edge.Controlled atmosphere film 31 first passes through double faced adhesive tape 34 and is installed on frame, is then sealed by fluid sealant 35.

In certain embodiments, foregoing at least one gas channel that support frame 32 is internally formed can be one or more The individual cavity connected with escape pipe 33.In certain embodiments, foregoing at least one air-flow that support frame 32 is internally formed leads to Road can have network.Specifically, support frame 32 may include：Frame, multiple first floors and multiple second floors. Aforesaid plurality of first floor is longitudinally spaced inside frame to be set and extends transversely, and the side of aforesaid plurality of first floor Surface forms first surface.Multiple second floors are on the laterally spaced setting in another side surface of aforesaid plurality of first floor and edge Longitudinal extending, and the side surface away from the first floor of aforesaid plurality of second floor forms second surface.It is of the present utility model Support frame 32 inside its frame by setting multiple first floors that are longitudinally spaced and extending transversely and foregoing more One side surface of individual first floor is laterally spaced and multiple second floors for extending longitudinally, so as on the one hand ensure that air-flow The continuity of passage, on the other hand greatly reduces the volume of support frame 32, and significantly enhances support frame 32 Intensity.In addition, the said structure of support frame 32 ensure that controlled atmosphere film 31 can obtain enough supports, even in oxygen rich gas Also preferable flatness can be remained in the case that collecting chamber internal negative pressure is larger, ensure that the use of controlled atmosphere membrane module 30 Life-span.

In a further embodiment, aforesaid plurality of first floor may include：Multiple first narrow rib plates and multiple first wide Floor.Plurality of first wide floor is arranged at intervals, and multiple first narrow rib plates are set between two neighboring first wide floor.It is foregoing Multiple second floors may include：Multiple second narrow rib plates and multiple second wide floors, multiple second wide floors are arranged at intervals, adjacent Multiple second narrow rib plates are set between two the second wide floors.It should be readily apparent to one skilled in the art that " width " " narrow " herein is Comparatively.

In certain embodiments, each first wide floor forms a side surface of first surface from it and caved inward to be formed First groove；Each second wide floor forms a side surface of second surface from it and caves inward to form second groove, so that On the premise of the thickness very little (volume very little in other words) for ensureing support frame 32, the connection of its inner mesh structure is improved Property.

In a further embodiment, the part surface away from first surface of each first wide floor prolongs towards the second floor Extend concordant with second surface, and cave inward to form the 3rd groove from the part surface concordant with second surface；3rd ditch Groove is connected with the position that second groove is intersected to form crisscross grooves.At least one second wide rib in aforesaid plurality of second wide floor The part surface away from second surface of plate extends to concordant with first surface and certainly concordant with first surface towards the first floor The part surface caves inward to form the 4th groove；Wherein the 4th groove is connected with the position that first groove is intersected to form cross Groove.

In some embodiments of the utility model, for the ease of the flowing of air-flow, as shown in figure 14, ceiling plate portion 15 it is interior Surface can extend downwardly out multiple wind-guiding floors, to guide the air-flow from blower fan 40 to flow through controlled atmosphere membrane module in accommodating chamber 11 The outer surface away from oxygen rich gas collecting chamber of 30 each controlled atmosphere films 31.Multiple wind-guiding floors are divided into two groups, including first Group wind-guiding floor and first group of wind-guiding floor are on the symmetrically arranged second group of wind-guiding floor of a plane.Every group of wind-guiding floor bag Include the first wind-guiding floor 151, at least one second wind-guiding floor 152 and at least one 3rd wind-guiding floor 153.First wind guide rib Plate 151 extends at the air outlet of centrifugal blower to the side of accommodating chamber, and extends to one of controlled atmosphere membrane module 30 lateral out Side.Each second wind-guiding floor 152 is arranged between two the first wind-guiding floors 151, and in controlled atmosphere membrane module 30 and centrifugation Between blower fan.Each 3rd wind-guiding floor 153 is located at a lateral outer side of controlled atmosphere membrane module 30, with guide air-flow make air-flow from The both lateral sides of controlled atmosphere membrane module 30 enter the gap between controlled atmosphere membrane module 30 and the basal surface or top surface of accommodating chamber.

In some embodiments of the utility model, multiple micropores can be offered on cylinder 10, receiving space can be via more Individual micropore on the outside of receiving space with connecting.Micropore is also referred to as air equalizer opening.Each micropore can be millimetre-sized micropore, example Such as a diameter of 0.1mm to 3mm of each micropore, preferably 1mm, 1.5mm etc..Multiple micropores are set to make the pressure in receiving space Power is unlikely to too low, and the setting of multiple micropores will not also make to flow out outside the nitrogen in receiving space, even if flowing and very little are very To being negligible, the preservation of food in receiving space is not interfered with.In some alternative embodiments of the present utility model, Also micropore can be not provided with cylinder 10, even if so, also there is the gases such as substantial amounts of nitrogen to exist in receiving space, user is drawing ,, then can be significantly laborsaving compared to existing vacuum storing room without too sweat when opening drawer 20.

Figure 15 is the schematic local structural graph according to the refrigerating device of the utility model one embodiment；Figure 16 is The schematic diagram at another visual angle of refrigerating device shown in Figure 15.As shown in Figure 15 and Figure 16, the utility model is implemented Example provides a kind of refrigerating device, and it may include the drawer appliance 200 in any of the above-described embodiment.Further, it is cold Hide in refrigerating plant, drawer appliance 200 also includes above-mentioned case 15, the blower fan 40 of controlled atmosphere membrane module 30 and air extractor 400. Air extractor 400 connects via pipeline 500 with the oxygen rich gas collecting chamber of the controlled atmosphere membrane module 30 of drawer appliance 200, will be saturating Enter the gas in oxygen rich gas collecting chamber to be pumped to outside drawer appliance 200, and the pressure of oxygen rich gas collecting chamber is less than drawer The pressure of the accommodating chamber 11 of component 200.

In certain embodiments, refrigerating device may also include casing 100, door body and refrigeration system.Limited in casing 100 Surely there are storage space 110 and compressor bin 140.The cylinder 10 of drawer appliance 200 is arranged in storage space 110.Specifically, cylinder Body 10 may be disposed at the bottom of storage space 110.Certainly, as one skilled in the art will recognize that, cylinder 10 may also set up In the middle part of storage space 110 or top.Door body can be made up of two clamshell doors, be pivotally mounted to casing 100, be configured to Open or close the storage space 110 of the restriction of casing 100.Alternatively, door body can also only have a door.Refrigeration system can be by pressing The cooling cycle system of the compositions such as contracting machine, condenser, throttling arrangement and evaporator.Compressor is installed on compressor bin 140.Evaporation Device is configured to directly or indirectly provide cold into storage space 110.Further, storage space 110 and receiving space warp By multiple microporous connectivities.

In some embodiments of the utility model, storage space 110 is refrigerating chamber, its storage temperature typically at 2 DEG C extremely It it is preferably 3 DEG C to 8 DEG C between 10 DEG C.Further, casing 100 can also limit refrigerating chamber 120 and temperature-changing chamber 130, refrigerating chamber 120 are arranged at the lower section of storage space 110, and temperature-changing chamber 130 is arranged between refrigerating chamber 120 and refrigerating chamber.In refrigerating chamber 120 Temperature range is typically at -14 DEG C to -22 DEG C.Temperature-changing chamber 130 can be adjusted according to demand, to store suitable food.Compression Cabin 140 is preferably provided at the back lower place of refrigerating chamber 120.In some alternate embodiments of the present utility model, storing is empty Between 110 or refrigerating chamber 120 or temperature-changing chamber 130, that is to say, that the temperature range of storage space 110 can be controlled in -14 DEG C It is adjusted to -22 DEG C or according to demand.Further, the relative position of refrigerating chamber, refrigerating chamber and temperature-changing chamber can be according to demand It is adjusted.

In some embodiments of the utility model, air extractor 400 is arranged in compressor bin 140, can be made full use of The space of compressor bin 140, does not take elsewhere additionally, therefore will not increase the additional volumes of refrigerating device, can make cold Hide the compact-sized of refrigerating plant.Horizontal direction extension of the compressor bin along casing, air extractor 400 may be disposed at compressor bin 140 horizontal one end.Compressor may be disposed at the horizontal other end of compressor bin 140, so that the Range compress machine of air extractor 400 Distance it is distant, reduce noise superposition and used heat superposition.In other embodiments of the present utility model, air extractor 400 Compressor setting is closed on, air extractor 400 is arranged at the one end of compressor bin 140, and the side in compressor and compressor bin 140 Between wall.

Further, air extractor 400 may include aspiration pump, mounting base and seal box.Mounting base can be by multiple Shock absorption footpad is installed on the bottom surface of compressor bin 140.Seal box is installed on mounting base.Aspiration pump is installed in seal box.Take out When air pump is run, seal box can largely obstruct noise and/or used heat is outwards propagated.Multiple shock absorption footpads (can be rubber Glue material matter) it can further lift damping noise reduction effect.Seal box is internally provided with an installation frame, installation frame and seal box Inwall connected by multiple vibration damping cushion blocks, aspiration pump is fixed on inside installation frame, so with mitigate be evacuated pump operation when Vibration and noise.Specifically, the bottom of installation frame is provided with two vibration damping cushion blocks, and vibration damping cushion block is set in seal box bottom surface In locating dowel.One opposite sides of installation frame is each provided with a circular vibration damping cushion block, and it is corresponding to be arranged in seal box In the neck of side wall.An other opposite sides for installation frame is each to fix a vibration damping cushion block.Aspiration pump can be in seal box Each vibration damping cushion block between, and installation frame is anchored on by screw.

In certain embodiments, refrigerating device also includes drawer positions detection means and controller.Drawer positions are examined Survey device to be configured to after drawer 20 is driven fully into cylinder 10, produce drawer shutdown signal.Controller detects with drawer positions Device, blower fan 40 and air extractor 400 electrically connect, and are configured to after drawer shutdown signal is received, and start blower fan 40 and drawer Device 400, make the normal work of drawer appliance 200.When not receiving drawer shutdown signal, i.e., drawer 20 be in open mode or During the state do not closed tight, blower fan 40 and drawer 400 are closed, avoids the unlatching of now blower fan 40 and drawer 400 from bringing Insignificant energy consumption.

Figure 17 is the structural representation of the cylinder in drawer appliance shown in Figure 11.As shown in figure 17, drawer positions can be examined Survey device 18 to be arranged on the rear wall of cylinder 10, its detecting part 181 is stretched into by the perforate 19 of the rear wall of cylinder 10 in cylinder 10 Portion.After drawer 20 is driven fully into cylinder 10, the rear end of drawer 20 touches detecting part 181, makes drawer positions detection means 18 produce drawer shutdown signal.

Drawer positions detection means can be that circuitry mechanical switchs, and detecting part 181 can be spring leaf.Or drawer positions inspection Survey device can be prior art commonly use other the calutron or sensor of preset signals can be produced after being touched.

So far, although those skilled in the art will appreciate that herein it is detailed have shown and described it is of the present utility model more Individual exemplary embodiment, still, still can be public according to the utility model in the case where not departing from the spirit and scope of the utility model The content opened directly determines or derived many other variations or modifications for meeting the utility model principle.Therefore, this practicality is new The scope of type is understood that and regarded as to cover other all these variations or modifications.

Claims (10)

1. A kind of 1. drawer appliance for refrigerating device, it is characterised in that the cylinder that is opened wide including front side, can front and rear push-and-pull Ground inserts the drawer and two slide track components for being separately positioned on the inner barrel transverse ends of the cylinder, Mei Gesuo Stating slide track component includes：

   Outer rail, it is fixed on the inner barrel to extension along the longitudinal direction；

   It interior rail, can slidingly back and forth be arranged on the outer rail to be supported by it, and be fixed on the drawer；

   Lock collar, the rear end of the outer rail can be rotationally articulated with around an axis of pitch, be provided with the preceding card column laterally protruded out With rear card column；

   Dop, the interior rail rear end is arranged on, there is the lug boss protruded out up or down, the cylinder is pushed into the drawer During, the lug boss rear end abuts in the preceding card column against the rear card column to promote the lock collar to turn to The front side of the lug boss, to lock the interior rail and the drawer；And flexible member, it is configured to promote institute in the lug boss When stating lock collar rotation, the moment of resistance is applied to the lock collar, when the preceding card column is posted by front side of the lug boss, to the lock Disk applies and moment of resistance moment of torsion in opposite direction.
2. 2. drawer appliance according to claim 1, it is characterised in that

   The lug boss protrudes out downwards from the dop, the preceding card column and it is described after card column be located at the pivotal axis of the lock collar Top；And

   The flexible member is torsion spring, and its axial both ends is hingedly connected to the outer rail and the lock collar, in the lug boss not When touching the rear card column, the pin joint between the torsion spring and the lock collar is located above the pivotal axis of the lock collar, and bullet Force direction is facing forward；It is be hinged between the torsion spring and the lock collar when the preceding card column abuts in the front side of the lug boss Point is below the pivotal axis of the lock collar, and elastic force direction is facing forward.
3. 3. drawer appliance according to claim 1, it is characterised in that each slide track component also includes：

   Acceleration component, after being configured to move after the interior rail and touching the acceleration component, make the acceleration component traction institute Moved after stating dop and the interior rail acceleration.
4. 4. drawer appliance according to claim 3, it is characterised in that the acceleration component includes：

   The sliding block of the outer rail can be arranged at slidingly back and forth；

   Spring, the outer rail and the sliding block are connected, to apply elastic force backward to the sliding block；

   The connecting rod of front and rear extension, its front end can be rotationally connected with the sliding block along an axis of pitch, and rear end, which has, laterally to be protruded out Locating dowel；With

   The outer rail is provided with the chute of front and rear extension, and the roof or bottom wall of the chute offer the bayonet socket of indent, described Lug boss do not touch it is described after card column when, one end of the locating dowel is caught in the bayonet socket so that the sliding block can not after move；And

   Opening backwards and from back to front inclined guide groove up or down is additionally provided with the dop, is moved past after the dop Cheng Zhong, make the other end of the locating dowel enter the guide groove and guided by the guide groove to enter institute to rotate the disengaging bayonet socket Chute is stated, so that the sliding block moves after accelerating under the pulling force of the spring, and after the locating dowel is driven the dop Move.
5. 5. drawer appliance according to claim 1, it is characterised in that

   The front end face of the lug boss is slope, when the interior rail is in the lock state reach, to make the preceding card column edge The slope departs from the lug boss, so that the interior rail unblock.
6. 6. drawer appliance according to any one of claim 1 to 5, it is characterised in that

   The roof of the cylinder has the hollow-out parts for allowing air-flow to pass in and out；And the drawer appliance also includes：

   Case, outside the cylinder and be installed on the roof of the cylinder, the case seal closure buckle the hollow-out parts with The roof of the cylinder limits an accommodating chamber jointly；

   Controlled atmosphere membrane module, it is arranged in the accommodating chamber, there is at least one controlled atmosphere film and an oxygen rich gas collecting chamber, and match somebody with somebody Being set to makes the oxygen in the accommodating chamber more enter the oxygen rich gas collecting chamber through the controlled atmosphere film compared to nitrogen, with The inner barrel is set to form the controlled atmosphere space of rich nitrogen oxygen deprivation.
7. 7. drawer appliance according to claim 6, it is characterised in that also include：

   Blower fan, it is arranged in the accommodating chamber and positioned at the horizontal side of the controlled atmosphere membrane module, so that the controlled atmosphere is empty Between gas flow into the blower fan through the hollow-out parts side, the controlled atmosphere membrane module is blowed to by the blower fan, then engrave from described Empty portion's opposite side flows back to the controlled atmosphere space.
8. 8. drawer appliance according to claim 7, it is characterised in that

   There is gap to allow air-flow to pass through between the top of the controlled atmosphere membrane module and the case；And

   The inwall of the case has two wind-guiding floors for being separated by setting, and described two wind-guiding floors are configured to and the case And the roof of the cylinder limits an air-guiding aisle jointly, and the both ends of the air-guiding aisle are respectively facing the blower fan Air outlet and the controlled atmosphere membrane module.
9. 9. drawer appliance according to claim 6, it is characterised in that

   The controlled atmosphere membrane module also includes support frame, and it has the first surface and second surface being parallel to each other, and the branch On support frame frame formed with respectively on the first surface extension, extend on the second surface, and through the support For framework to connect multiple gas channels of the first surface and second surface, the multiple gas channel is collectively forming the richness Carrier of oxygen collecting chamber；And

   At least one controlled atmosphere film is two planar shaped controlled atmosphere films, is laid on the first surface and of the support frame respectively On two surfaces.
10. 10. a kind of refrigerating device, it is characterised in that including drawer appliance according to any one of claim 1 to 9.