CN205858102U - Elastic foldable refrigerator doors - Google Patents

Abstract

A kind of elastic foldable refrigerator doors, belongs to refrigerator doors field, and its main door is connected together through the hinges with secondary door, and hinge axis stretches out and is provided with back strut spring in the part beyond flap；Main door and secondary door there is cross locking chamber；At cross locking intracavity, deck, key seat and horizontal bayonet lock are installed, pin-and-hole is had on key seat and horizontal bayonet lock, lock chamber lid it is fixed with in the outside in cross locking chamber, the inner end in cross locking chamber, the other end that one end hinge of lock chamber lid or pivot pin are fixed on main door are provided with special cover lock, and the refrigerator lock that lock chamber covers coordinates with the inner end in the cross locking chamber on secondary door can close cross locking chamber or open cross locking chamber；Main door is provided with vertical locking device.Elastic foldable refrigerator doors simple for structure, manufacture and easy to use, the amplitude that when taking out thing in refrigerator or thing is put into refrigerator, refrigerator doors is opened is little, can only open secondary door, makes what cold air ran out of in refrigerator to lack, and the market prospect of industrialization is good.

Description

Elastic foldable refrigerator doors

Technical field

This utility model relates to a kind of elastic foldable refrigerator doors in refrigerator doors field.

Background technology

Traditional refrigerator doors is all all-in-one-piece refrigerator doors, can not folding of refrigerator doors.

Summary of the invention

The purpose that this utility model relates to is to provide for the elastic folding that a kind of middle part using resiliency urged refrigerator doors folds Folded refrigerator doors.

For achieving the above object, elastic foldable refrigerator doors described in the utility model mainly include main door, secondary door, hinge, Cross locking chamber, back strut spring, horizontal bayonet lock, deck, key seat, connecting pin, lock chamber lid, vertical locking device；

The hinge axis of described hinge while be fixed on the side of the vertical end of main door, another side is fixed on pair On the side of the vertical end of door, main door is connected together through the hinges with secondary door, and hinge axis stretches out the portion beyond flap Back strut spring is installed on Fen；Cross locking chamber on the mid portion of main door and the end of secondary door junction, the cross locking chamber on main door Corresponding with the position in the cross locking chamber on secondary door；It is provided with on deck, key seat and horizontal bayonet lock, key seat and horizontal bayonet lock at cross locking intracavity Having pin-and-hole, the bottom of deck is fixed on the cross locking intracavity on secondary door, the upper end in the cross locking chamber that key seat is separately fixed on main door With lower end or the bottom of the upper end in cross locking chamber and the bottom of lower end, connecting pin is through the pin-and-hole on horizontal bayonet lock and the pin-and-hole on key seat Afterwards horizontal bayonet lock is fixed on key seat；Be fixed with lock chamber lid in the outside in cross locking chamber, one end hinge or the pivot pin of lock chamber lid are solid The inner end in cross locking chamber, the other end that are scheduled on main door are provided with special cover lock, the refrigerator lock that lock chamber covers and the horizontal stroke on secondary door The inner end in lock chamber coordinates can close cross locking chamber or open cross locking chamber, and the lock chamber lid of the outside in the cross locking chamber of closedown can limit Horizontal bayonet lock does not moves in deck, then realizes the main door of locking and secondary door in approximately the same plane.

Surface inside main door is provided with vertical locking device, and described vertical locking device includes rotating disk, connecting rod, plug Lock, handler, described plug lock is separately fixed at the top and bottom of main door, and one end connection plug of connecting rod is locked, another End is connected with rotating disk, has handler in the outside of rotating disk；When described vertical locking device is arranged on the inside of main door, turn installing There is rotation hole the position of dynamic handle, and handler stretches out the surface of main door from rotation hole；Described vertical locking device uses rotary motion The mode of handle is opened or is used the mode that key rotarily drives rotating disk and opens, and the mode using key to rotarily drive rotating disk is opened Time, the part of the reverse side installing handler at rotating disk has keyhole relative with the position of the keyhole on main door or secondary door Should.

Described hinge includes flap and hinge axis, and flap has hinge shaft hole, the hinge shaft hole of two flaps Part is complementary to one another, and hinge axis links together two flaps through the hinge shaft hole part of two flaps, back strut bullet Spring is enclosed within hinge axis and exceedes in the part of pan.

Described horizontal bayonet lock is the lock pin of the straight thick stick formula of the lock pin of straight thick stick formula or band limited location head；Described horizontal bayonet lock is band During the lock pin of the straight thick stick formula of limited potential head, the external diameter of spacing head part is bigger than the external diameter of straight thick stick formula part；Horizontal bayonet lock is used for connecting Key seat and deck and main door and secondary door lock are scheduled in approximately the same plane.

Described back strut spring is that the two ends of helical spring have lateral extension, lateral extension to be straight cylinders, horizontal It is used for laterally urging main door to extension and secondary door rotates around hinge axis and folds.

Described cross locking chamber is rectangular cavity, a part for rectangular cavity on main door, another part is on secondary door.

Described horizontal bayonet lock be main door with secondary door in one plane time, main door and secondary door locking in one plane Lock pin；Horizontal bayonet lock does not has one end of pin-and-hole to have dop, and dop coordinates with connecting pin to hold and is locked in approximately the same plane Main door and secondary door are not pushed open by back strut spring.

The stand of draw-in groove that described deck is cross locking intracavity that horizontal bayonet lock is stuck on secondary door, that have depression.

Described key seat is the stand of fixing horizontal bayonet lock, and stand includes upper part and lower part, and upper part is fixed The lower part in the cross locking chamber of main door, the upper part of stand it is fixed at the upper part in cross locking chamber of main door, lower part Pin-and-hole is had with lower part.

Described lock chamber lid be block cross locking chamber and outer layer protection that horizontal bayonet lock is fixed in key seat, with special cap The lid of lock.

Described plug lock is the lock of the bolt-type driven by connecting rod, the locking end of plug lock towards door outside, Connect the end middle part towards door, the connection end portion of plug lock has jack.

Described rotating disk is the disk or oval plate or moving block pulling or promoting connecting rod to drive plug to lock, on rotating disk There is jack.

Described connecting rod is to connect plug lock and the bar of rotating disk or bar, has 5mm extremely in the one or both ends of bar or bar The bending of 90 ° of 15mm, the dogleg section of 90 ° is inserted in the jack on rotating disk respectively and is inserted in the jack that plug is locked and connects Plug lock and rotating disk.

Described handler is the handle connecting rotating disk, is fixed on the outside of rotating disk.

Described main door is relative with secondary door, and main door can exchange with the Name & Location of secondary door, main door and secondary door Structure can also be exchanged.

When mounted, main door do not have the vertical side of fixed hinge by hinge be fixed on doorframe on, The end of the vertical side not having fixed hinge of secondary door is with or without installation refrigerator lock, when being provided with refrigerator lock, refrigerator lock Jointly elastic foldable refrigerator doors is carried out safe lock with horizontal bayonet lock and vertical locking device.

Described secondary door can either be worked as the wicket of refrigerator and be used, and can coordinate with main door again and work as the integral door use of refrigerator Or when foldable refrigerator door uses.

In order to reduce resistance when relatively rotating between main door and secondary door, use lubricant lubrication hinge axis and hinge axis Hole.

Described elastic foldable refrigerator doors simple for structure, manufacture and easy to use, take out in refrigerator thing or east The amplitude that when refrigerator is put in west, refrigerator doors is opened is little, can only open secondary door, makes what cold air ran out of in refrigerator to lack, industrialization Market prospect is good.

Accompanying drawing explanation

Fig. 1 is the schematic appearance that main door and secondary door combine the installation site illustrating back strut spring；

Fig. 2 and Fig. 3 is main door to be combined with secondary door, cross locking intracavity is provided with the structure of horizontal bayonet lock, key seat and deck Schematic diagram；

Fig. 4 is that main door is combined with secondary door and is provided with the schematic appearance of vertical locking device on main door；

Fig. 5 is main door to be provided with the sectional structure of horizontal bayonet lock, key seat and deck with the cross locking intracavity of secondary door bound fraction and shows It is intended to.

Shown in figure: main door 1, secondary door 2, hinge 3, cross locking chamber 4, horizontal bayonet lock 5, key seat 6, deck 7, connecting pin 8, lock chamber lid 9, hinge axis 10, back strut spring 11, connecting rod 13, rotating disk 14, handler 15, plug lock 16.

Detailed description of the invention

This utility model elastic foldable refrigerator doors mainly include main door 1, secondary door 2, hinge 3, cross locking chamber 4, back strut spring 11, Horizontal bayonet lock 5, deck 7, key seat 6, connecting pin 8, lock chamber lid 9, vertical locking device；

The hinge axis 10 of described hinge 3 while be fixed on the side of the vertical end of main door 1, another side is fixed On the side of the vertical end of secondary door 2, main door 1 is linked together by hinge 3 with secondary door 2, and hinge axis 10 stretches out hinge Back strut spring 11 is installed in the part beyond plate；Cross locking chamber 4 on the mid portion of main door 1 and the end of secondary door 2 junction, Cross locking chamber 4 on main door 1 is corresponding with the position in the cross locking chamber 4 on secondary door 2；Deck 7, key seat 6 and are installed in cross locking chamber 4 Pin-and-hole, the bottom of deck 7 is had to be fixed in the cross locking chamber 4 on secondary door 2 on horizontal bayonet lock 5, key seat 6 and horizontal bayonet lock 5, key seat 6 points The top and bottom in the cross locking chamber 4 not being fixed on main door 1 or the bottom of the upper end in cross locking chamber 4 and the bottom of lower end, connecting pin 8 After the pin-and-hole on horizontal bayonet lock 5 and the pin-and-hole on key seat 6, horizontal bayonet lock 5 is fixed on key seat 6；Solid in the outside in cross locking chamber 4 Surely lock chamber lid 9, one end hinge of lock chamber lid 9 or pivot pin is had to be fixed on the inner end in cross locking chamber 4 on main door 1, other end peace Equipped with special cover lock, the refrigerator lock on lock chamber lid 9 coordinate with the inner end in the cross locking chamber 4 on pair door 2 can close cross locking chamber 4 or Opening cross locking chamber 4, the lock chamber lid 9 of the outside in the cross locking chamber 4 of closedown can limit horizontal bayonet lock 5 and not move in deck 7, then real The existing main door of locking 1 and secondary door 2 are in approximately the same plane.

Surface inside main door 1 is provided with vertical locking device, and described vertical locking device includes rotating disk 14, connecting rod 13, plug lock 16, handler 15, described plug lock 16 is separately fixed at the top and bottom of main door 1, one end of connecting rod 13 Connect plug lock 16, the other end is connected with rotating disk 14, has handler 15 in the outside of rotating disk 14；Described vertical locking device is installed When the inside of main door 1, having rotation hole in the position installing handler 15, handler 15 stretches out the surface of main door 1 from rotation hole； Described vertical locking device use the mode of rotary motion handle 15 to open or use mode that key rotarily drives rotating disk 14 is opened, Use key to rotarily drive the mode of rotating disk 14 when opening, the part of the reverse side installing handler 15 at rotating disk 14 has key Hole is the most corresponding with the position of the keyhole on main door 1 or secondary door 2.

Described hinge 3 includes flap and hinge axis 10, and flap has hinge shaft hole, the hinge axis of two flaps Bore portion is complementary to one another, and hinge axis 10 links together two flaps, instead through the hinge shaft hole part of two flaps Support spring 11 is enclosed within hinge axis 10 and exceedes in the part of pan.

Described horizontal bayonet lock 5 is the lock pin of the straight thick stick formula of the lock pin of straight thick stick formula or band limited location head；Described horizontal bayonet lock 5 is During with the lock pin of the straight thick stick formula of limited location head, the external diameter of spacing head part is bigger than the external diameter of straight thick stick formula part；Horizontal bayonet lock is for even Pin seat and deck and main door and secondary door lock are scheduled in approximately the same plane.

Described back strut spring 11 is that the two ends of helical spring have lateral extension, lateral extension to be straight cylinders, Lateral extension is used for laterally urging main door 1 and secondary door 2 rotates around hinge axis 10 and folds.

Described cross locking chamber 4 is rectangular cavity, a part for rectangular cavity on main door 1, another part is on secondary door 2.

Described horizontal bayonet lock 5 be main door 1 with secondary door 2 in one plane time, main door 1 is locked in one with secondary door 2 and puts down Lock pin on face；Horizontal bayonet lock 5 does not has one end of pin-and-hole to have dop, dop coordinate with connecting pin 8 can hold be locked in same Main door 1 and secondary door 2 in plane are not pushed open by back strut spring 11.

Described deck 7 is the stand of draw-in groove that horizontal bayonet lock 5 is stuck in the cross locking chamber 4 on secondary door 2, that have depression.

Described key seat 6 is the stand of fixing horizontal bayonet lock 5, and stand includes upper part and lower part, and upper part is solid Be scheduled on the upper part in cross locking chamber 4 of main door 1, lower part is fixed on the lower part in cross locking chamber 4 of main door 1, stand upper Face part and lower part have pin-and-hole.

Described lock chamber lid 9 be block cross locking chamber 4 and outer layer protection that horizontal bayonet lock 5 is fixed in key seat 6, with specially With the lid of cover lock.

Described plug lock 16 is the lock of the bolt-type driven by connecting rod 13, and the locking end of plug lock 16 is towards door Outside, the connection end middle part towards door, the connection end portion of plug lock 16 has jack.

Described rotating disk 14 is disk or oval plate or the moving block pulling or promoting connecting rod 13 to drive plug lock 16, Jack is had on rotating disk 14.

Described connecting rod 13 is to connect plug lock 16 and the bar of rotating disk 14 or bar, has in the one or both ends of bar or bar The bending of 90 ° of 5mm to 15mm, the dogleg section of 90 ° is inserted in the jack on rotating disk 14 respectively and inserts on plug lock 16 Jack connects plug lock 16 and rotating disk 14.

Described handler 15 is the handle connecting rotating disk 14, is fixed on the outside of rotating disk 14.

Described main door 1 is relative with secondary door 2, and main door 1 can exchange with the Name & Location of secondary door 2, and main door 1 is with secondary The structure of door 2 can also be exchanged.

In order to reduce resistance when relatively rotating between main door 1 and secondary door 2, use lubricant lubrication hinge axis 10 and hinge Axis hole.

When mounted, main door 1 do not have the vertical side of fixed hinge 3 by hinge be fixed on doorframe on, It is with or without installation refrigerator lock, when refrigerator lock is installed, ice in the end of the vertical side not having fixed hinge 3 of secondary door 2 Case lock carries out safe lock to elastic foldable refrigerator doors jointly with horizontal bayonet lock 5 and vertical locking device.

Described secondary door 2 can either be worked as the wicket of refrigerator and be used, can coordinate with main door 1 again and when the integral door of refrigerator makes With or when foldable refrigerator door use.

Described secondary door 2 is just thought when the wicket of refrigerator uses, and after closing the doorframe laminating that main door 1 is allowed to refrigerator, then turns The handler 15 of dynamic vertical locking device, handler 15 drives rotating disk 14 to rotate and promote connecting rod 13, then promotes plug lock 16 Locking end insert doorframe locked groove in locked for main door 1, afterwards, pair door 2 just employ when the wicket of refrigerator；Closing refrigerator During wicket, push or pull on secondary door 2 and rotate around hinge axis 10, when secondary door 2 turns to main door 1 in approximately the same plane, remove The horizontal bayonet lock 5 in cross locking chamber 4 on dynamic main door 1 rotates around connecting pin 8 and enters handle in the deck 7 in the cross locking chamber 4 on secondary door 2 Main door 1 and secondary door 2 link together, and are rotated further by locking chamber lid 9 afterwards and are allowed to a cross locking chamber 4 and cover 9 good, on cross locking chamber 4 special cap Lock handle lock chamber lid 9 completes the closedown of the wicket of refrigerator together with being tightly held in cross locking chamber 4；When opening the wicket of refrigerator, use Lock chamber lid 9 opened by the key of special cover lock, then moves horizontal bayonet lock 5 and rotate and exit deck 7, and now, secondary door 2 is at back strut spring 11 Promotion under rotate around hinge axis 10 and open the wicket of refrigerator.

Described secondary door 2 coordinates with main door 1 and when the integral door of refrigerator uses, promotes secondary door 2 to rotate around hinge axis 10, When secondary door 2 turns to main door 1 in approximately the same plane, move the horizontal bayonet lock 5 in the cross locking chamber 4 on main door 1 around connecting pin 8 In the deck 7 rotated and enter in the cross locking chamber 4 on secondary door 2, main door 1 and secondary door 2 are linked together, be rotated further by lock chamber afterwards Lid 9 be allowed to a cross locking chamber 4 cover 9 good, together with special cap lock handle lock chamber lid on cross locking chamber 49 is tightly held in cross locking chamber 4 Main door 1 is locked in approximately the same plane with secondary door 2, and afterwards, main door 1 and secondary door 2 just synthesis are for an integral door；Synthesize After integral door, opening the door or at closing time, overall gate rotates around hinge axis, and coordinates with refrigerator lock and realize the integral door of refrigerator Closedown and open.

Described secondary door 2 coordinates with main door 1 and uses when foldable refrigerator door and at closing time, pull secondary door 2 around hinge axis 10 While rotation, main door 1 and secondary door 2 is made also to rotate around hinge axis, when pair door 2 turns to main door 1 in approximately the same plane, The horizontal bayonet lock 5 moved in the cross locking chamber 4 on main door 1 rotates around connecting pin 8 and enters in the deck 7 in the cross locking chamber 4 on secondary door 2 Main door 1 and secondary door 2 are linked together, be rotated further by afterwards locking chamber lid 9 be allowed to a cross locking chamber 4 cover 9 good, special on cross locking chamber 4 Cover lock lock chamber lid 9 be tightly held in cross locking chamber 4 together with and main door 1 and pair door 2 are locked in approximately the same plane, it After, continuing to press on secondary door 2, make main door 1 and secondary door 2 fit with doorframe, the refrigerator lock that secondary door 2 is installed locks greatly on doorframe Door, completes in the closedown folding large refrigerator.

Described secondary door 2 coordinates with main door 1 and when foldable refrigerator door uses and opens the door, first opens refrigerator lock with key, Rotate backward the rotating disk 14 of vertical locking device again with key, rotating disk 14 drives connecting rod 13 to pull plug lock 16 respectively to main door 1 Middle part draw close and exit in the locked groove of doorframe, open the locking of vertical locking device；Afterwards, open with the key of special cover lock After special cover lock, it is rotated further by locking chamber lid 9 and is allowed to separate with cross locking chamber 4, then pull horizontal bayonet lock 5 to rotate around connecting pin 8 and exit card Seat 7；Now, under the promotion of back strut spring 11, secondary door 2 rotates around hinge axis 10 and is automatically folded to main door 1, then makes secondary door 2 Fold with main door 1 and after drawing in, continue to press on main door 1 and rotate around hinge axis and make the refrigerator doors of folding fully open.

Claims (1)

1. an elastic foldable refrigerator doors, it is characterised in that: described elastic foldable refrigerator doors includes main door, secondary door, hinge, horizontal stroke Lock chamber, back strut spring, horizontal bayonet lock, deck, key seat, connecting pin, lock chamber lid, vertical locking device；

The hinge axis of described hinge while be fixed on the side of the vertical end of main door, another side is fixed on secondary door On the side of vertical end, main door is connected together through the hinges with secondary door, and hinge axis stretches out in the part beyond flap Back strut spring is installed；Cross locking chamber is on the mid portion of main door and the end of secondary door junction, and the cross locking chamber on main door is with secondary The position in the cross locking chamber on door is corresponding；It is provided with on deck, key seat and horizontal bayonet lock, key seat and horizontal bayonet lock at cross locking intracavity and has Pin-and-hole, the bottom of deck is fixed on the cross locking intracavity on secondary door, the upper end in the cross locking chamber that key seat is separately fixed on main door and under The bottom of the upper end in end or cross locking chamber and the bottom of lower end, connecting pin passes handle after the pin-and-hole on horizontal bayonet lock and the pin-and-hole on key seat Horizontal bayonet lock is fixed on key seat；Be fixed with lock chamber lid in the outside in cross locking chamber, one end hinge or the pivot pin of lock chamber lid are fixed on The inner end in cross locking chamber on main door, the other end are provided with special cover lock, the refrigerator lock that lock chamber covers and the cross locking chamber on secondary door Inner end coordinate can close cross locking chamber or open cross locking chamber, the lock chamber lid of the outside in the cross locking chamber of closedown can limit horizontal card Pin does not moves in deck, then realizes the main door of locking and secondary door in approximately the same plane；

Surface inside main door is provided with vertical locking device, described vertical locking device include rotating disk, connecting rod, plug lock, Handler, described plug lock is separately fixed at the top and bottom of main door, one end of connecting rod connect plug lock, the other end with Rotating disk connects, and has handler in the outside of rotating disk；When described vertical locking device is arranged on the inside of main door, handler is being installed Position have rotation hole, handler stretches out the surface of main door from rotation hole；Described vertical locking device uses rotary motion handle Mode is opened or is used the mode that key rotarily drives rotating disk and opens, when the mode using key to rotarily drive rotating disk is opened, Keyhole corresponding with the position of the keyhole on main door or secondary door is had in the part of the reverse side that handler installed by rotating disk；

Described hinge includes flap and hinge axis, and flap has hinge shaft hole, the hinge shaft hole part of two flaps Being complementary to one another, hinge axis links together two flaps through the hinge shaft hole part of two flaps, back strut spring housing Exceed in the part of pan at hinge axis；

Described horizontal bayonet lock is the lock pin of the straight thick stick formula of the lock pin of straight thick stick formula or band limited location head；Described horizontal bayonet lock is that band is limited During the lock pin of the straight thick stick formula of potential head, the external diameter of spacing head part is bigger than the external diameter of straight thick stick formula part；Described back strut spring is spiral shell The two ends of rotation spring have lateral extension, lateral extension to be straight cylinders, and lateral extension is used for laterally urging main door Rotate around hinge axis with secondary door and fold；

Described cross locking chamber is rectangular cavity, a part for rectangular cavity on main door, another part is on secondary door；

Described horizontal bayonet lock be main door with secondary door in one plane time, main door and secondary door locking lock in one plane Pin；Horizontal bayonet lock does not has one end of pin-and-hole to have dop, and dop coordinates with connecting pin can hold the master being locked in approximately the same plane Door and secondary door are not pushed open by back strut spring；

The stand of draw-in groove that described deck is cross locking intracavity that horizontal bayonet lock is stuck on secondary door, that have depression；

Described key seat is the stand of fixing horizontal bayonet lock, and stand has pin-and-hole；

Described lock chamber lid be block cross locking chamber and outer layer protection that horizontal bayonet lock is fixed in key seat, with special cover lock Lid；

Described plug lock is the lock of the bolt-type driven by connecting rod, the locking end of plug lock towards the outside of door, connection Hold the middle part towards door, the connection end portion of plug lock has jack；

Described rotating disk is the disk or oval plate or moving block pulling or promoting connecting rod to drive plug to lock, and has slotting on rotating disk Hole；

Described connecting rod is to connect plug lock and the bar of rotating disk or bar, has 5mm's to 15mm in the one or both ends of bar or bar The bending of 90 °, the dogleg section of 90 ° is inserted in the jack on rotating disk respectively and is inserted and connects plug lock in the jack that plug is locked And rotating disk；

Described handler is the handle connecting rotating disk, is fixed on the outside of rotating disk.