CN218237976U - Embedded refrigerator hinge and refrigerator - Google Patents

Abstract

The utility model discloses an embedded refrigerator hinge, which relates to the technical field of refrigerators and comprises a hinge seat arranged on a refrigerator body and a swing rod fixedly connected with a refrigerator door, wherein the hinge seat is provided with a track groove and a boss; as the door of the refrigerator is opened, the inner edge of the door of the refrigerator is biased toward the middle of the refrigerator body. The utility model discloses can realize that the wide-angle of refrigerator chamber door is opened, opening angle can reach 120, excellent in use effect.

Description

Embedded refrigerator hinge and refrigerator

Technical Field

The utility model relates to a refrigerator technical field, in particular to embedded refrigerator hinge and use refrigerator of this hinge.

Background

The embedded refrigerator has the functions of a common refrigerator, can be embedded into a cabinet, forms a whole with the kitchen decoration style, and saves the home decoration space. Generally, two sides of the external refrigerator respectively need 20-30 cm of heat dissipation space, the refrigerator and the cabinet are directly connected together in an embedded mode, reserved space is not needed on the two sides, and space of 60 cm can be saved approximately. The door and the box body of the embedded refrigerator are connected through a hinge, and the current hinge has the following problems:

1. the refrigerator door opening angle can not reach the maximum design angle, and the use is not convenient.

2. There is a lack of structure for achieving an effective damping function and an automatic door closing function.

3. After the door is opened and closed, the state maintenance performance is poor.

Disclosure of Invention

The utility model aims at providing an embedded refrigerator hinge aims at solving the technical problem that embedded refrigerator hinge uses the convenience poor among the prior art.

In order to solve the technical problem, the technical scheme of the utility model is that:

an embedded refrigerator hinge comprises a hinge seat arranged on a refrigerator body and a swing rod fixedly connected to a refrigerator door, wherein a track groove and a boss are arranged on the hinge seat, a sliding column is connected in the track groove in a sliding mode and fixedly connected to the swing rod, and the side face of the swing rod is in continuous contact with the side face of the boss; as the door of the refrigerator is opened, the inner edge of the door of the refrigerator is biased toward the middle of the refrigerator body.

The side face of the boss is provided with a first arc-shaped face, a second arc-shaped face and a transition arc-shaped face for connecting the first arc-shaped face and the second arc-shaped face, and when the sliding column slides from the starting end to the terminal end of the track groove along with the opening of the refrigerator door, the swing rod moves from the first arc-shaped face to the second arc-shaped face.

The hinge seat is provided with a damping mechanism, the damping mechanism is triggered to act when the door of the refrigerator is closed to a specific angle, and the damping mechanism drives the sliding column to move to the starting end of the track groove in a decelerating manner.

The damping mechanism comprises a first sliding block which is slidably mounted in the track groove, and a compression spring is connected between the first sliding block and the starting end of the track groove.

Wherein, install automatic door closing mechanism on the hinge seat, automatic door closing mechanism includes the second slider, be equipped with the spout with the equidirectional extension of track groove on the hinge seat, second slider sliding connection is in the spout, be connected with the extension spring between the initiating terminal of spout and the second slider, be equipped with the draw-in groove on the terminal end of spout, sliding connection has the dog on the second slider, the one end of dog is equipped with the inclined plane end, the inclined plane end is pressed one side of the terminal end of traveller towards the track groove, the other end of dog is equipped with the joint end of fitting with the draw-in groove, it has the driving lever to articulate on the hinge seat, the one end of driving lever can swing in the draw-in groove, the other end can swing the orbit department that resets of entering, play traveller.

When the door of the refrigerator is closed to 30 degrees, the automatic door closing mechanism is triggered to act.

The swing rod comprises a first plate body and a second plate body which are arranged in parallel at intervals, two connecting shafts which are arranged in parallel at intervals are fixedly connected between the first plate body and the second plate body, rollers are coaxially and fixedly connected to the connecting shafts, a transmission belt is connected between the two rollers, and the side face of the boss is attached to the transmission belt.

Another technical scheme of the utility model is a refrigerator, including foretell embedded refrigerator hinge.

After the technical scheme is adopted, the beneficial effects of the utility model are that:

1. the utility model discloses a combined action of two parts action of traveller and pendulum rod, use the utility model discloses a refrigerator opening process, interior door edge can the adduction, realizes that the refrigerator chamber door can be opened by the wide-angle, and opening angle can 120; the track of the track surface is adjusted by replacing bosses with different specifications, so that the door opening track of the refrigerator door is adjusted, the flexibility of product design is improved, and the design cost is effectively reduced.

2. The door closing damping function and the automatic door closing function are realized.

3. The abrasion among the components is small; the state of the refrigerator door can be stably kept after opening and closing.

Drawings

Fig. 1 is a schematic structural view of a first embodiment of an embedded refrigerator hinge of the present invention in a closed state;

FIG. 2 is a front view of FIG. 1;

FIG. 3 is a rear elevational view of FIG. 1;

fig. 4 is a schematic structural view of an embedded refrigerator hinge according to an embodiment of the present invention in a middle open state;

fig. 5 is a schematic structural view of a swing link in a second embodiment of the hinge for an embedded refrigerator according to the present invention;

fig. 6 is a schematic structural view of a refrigerator according to the present invention;

in the figure, 1-hinge seat, 10-track groove, 11-boss, 110-first arc surface, 111-second arc surface, 112-transition arc surface, 12-sliding groove, 13-clamping groove, 2-swinging rod, 20-sliding column, 21-first plate body, 22-second plate body, 23-connecting shaft, 24-roller, 25-conveying belt, 3-damping mechanism, 30-first sliding block, 31-compression spring, 4-automatic door closing mechanism, 40-second sliding block, 41-tension spring, 42-stop block, 420-inclined plane end, 421-clamping end, 43-deflector rod, 430-first swinging end, 431-second swinging end, 5-refrigerator, 50-refrigerator door, 51-refrigerator box body and 6-cabinet.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

The position that involves in this specification all uses the utility model relates to an embedded refrigerator hinge and refrigerator normal operating position is the standard, does not restrict its storage and the position when transporting, only represents relative position relation, does not represent absolute position relation.

The first embodiment is as follows:

as shown in fig. 1, 2, 3, 4 and 6, the embedded refrigerator hinge includes a hinge base 1 and a swing rod 2, the hinge base 1 is fixed on the top of a refrigerator body 51, the swing rod 2 is fixed on the top of a refrigerator door 50, the swing rod 2 is located below the hinge base 1, a track groove 10 is arranged on the hinge base 1, the track groove 10 penetrates through the top surface and the bottom surface of the hinge base 1, the track groove 10 is a long groove, the extending direction of the long groove is consistent with the width direction of the refrigerator body 51, a boss 11 is arranged on the bottom surface of the hinge base 1, the boss 11 and the swing rod 2 are located in the same horizontal plane, the side surface of the boss 11 is a track surface, the side surface of the swing rod 2 is attached to the side surface of the boss 11, a sliding column 20 is vertically fixedly connected to the top surface of the swing rod 2, and the sliding column 20 is located in the track groove 10.

With the opening of the refrigerator door 50, the sliding column 20 slides from the starting end to the terminal end of the track groove 10, and simultaneously the swing rod 2 swings along the side surface of the boss 11, one side of the refrigerator door 50 adjacent to the refrigerator body 51 is an inner door edge, and the inner door edge deviates towards the middle position of the refrigerator body 51 under the combined action of the actions of the sliding column 20 and the swing rod 2, so that the inner door edge is retracted, the whole refrigerator door 50 can be opened at a large angle, the opening angle can be 120 degrees, and the refrigerator door 50 opened at the large angle does not interfere with the cabinet 6. Moreover, the boss 11 is convenient to process, and the track of the track surface is adjusted by replacing the boss 11 with different specifications, so that the door opening track of the refrigerator door 50 is adjusted, the flexibility of product design is improved, and the design cost is effectively reduced.

The track surface comprises a first arc-shaped surface 110, a second arc-shaped surface 111 and a transition arc-shaped surface 112, the transition arc-shaped surface 112 is used for continuous transition between the first arc-shaped surface 110 and the second arc-shaped surface 111, the swing rod 2 swings along the first arc-shaped surface 110 along with the opening of the refrigerator door 50 and then enters the second arc-shaped surface 111 through the transition arc-shaped surface 112, when the refrigerator door 50 reaches the first arc-shaped surface 110 or the second arc-shaped surface 111 from the transition arc-shaped surface 112, the swing rod 2 can change the direction of a larger angle, in the embodiment, when the refrigerator door 50 is opened to an angle of 30 degrees, the swing rod 2 reaches the transition arc-shaped surface 112 from the first arc-shaped surface 110, and when the opening angle reaches 90 degrees, the swing rod 2 reaches the second arc-shaped surface 111 from the transition arc-shaped surface 112, so that the refrigerator door 50 can be rapidly switched between a state in which the opening angle is smaller than 30 degrees and a state in which is larger than 90 degrees. The door opening and closing time occupied in the intermediate stage (the door opening angle is 30-90 degrees) is reduced.

The hinge mount 1 is provided with a damping mechanism 3, and the damping mechanism 3 is triggered when the refrigerator door 50 is closed to a specific angle, preferably, the damping mechanism 3 is triggered when the refrigerator door 50 is closed to an angle of 20-30 degrees in the present embodiment, so that the damping mechanism 3 acts on the slide post 20, the reset moving speed of the slide post 20 is reduced, and the refrigerator door 50 is prevented from being closed on the refrigerator body 51 in an impacting manner.

Preferably, the damping mechanism 3 includes a first slider 30 slidably mounted in the track groove 10, a compression spring 31 is connected between the first slider 30 and the starting end of the track groove 10, the compression spring 31 is located in the track groove 10, and when the spool 20 contacts the first slider 30 and drives the first slider 30 to move toward the starting end of the track groove 10, the reaction force provided by the compression deformation of the compression spring 31 reduces the moving speed of the spool 20, thereby achieving the damping effect.

Further, an automatic door closing mechanism 4 is installed on the hinge base 1, the automatic door closing mechanism 4 includes a sliding groove 12 extending in the same direction as the rail groove 10, a second sliding block 40 is connected in the sliding groove 12 in a sliding manner, a tension spring 41 is connected between a starting end of the sliding groove 12 and the second sliding block 40, a clamping groove 13 is arranged at a terminal end of the sliding groove 12, a sliding hole is formed in the sliding groove 12, a stop block 42 is in sliding fit in the sliding hole, one end, facing the rail groove 10, of the stop block 42 is an inclined plane end 420, an inclined plane of the inclined plane end 420 is pressed against the front upper portion of the sliding column 20, one end, opposite to the rail groove 10, of the stop block 42 is a clamping end 421, the clamping end 421 can be clamped into the clamping groove 13 in a matching manner, a rotating shaft is fixedly connected to one side of the middle of the shift lever 43, the rotating shaft is rotatably connected to the hinge base 1, a first swing end 430 and a second swing end 431 are respectively arranged at two ends of the shift lever 43, the first swing end 430 can swing in the clamping groove 13, and the second swing end 431 can swing in and out of the reset track of the sliding column 20 in a swinging manner.

When the refrigerator door 50 is opened to the maximum angle, the sliding column 20 pushes the second slider 40 to synchronously slide until the second slider 40 reaches the end point of the sliding groove 12 and stops, the stopper 42 is driven to move upwards by the vertical component force of the pressure applied to the inclined plane end 420 by the sliding column 20 which continuously moves until the clamping end 421 of the stopper 42 enters the clamping groove 13, until the stopper 42 is separated from the sliding column 20, the sliding column 20 continuously moves to the end point of the track groove 10, the clamping end 421 moves upwards to drive the first swinging end 430 to swing upwards, the second swinging end 431 swings to the track groove 10, and at this time, the tension spring 41 is pulled; when the refrigerator door 50 is closed, the sliding post 20 moves toward the starting end of the rail groove 10 until the sliding post 20 touches the second swing end 431 and pushes the second swing end 431 to swing upward, and simultaneously the first swing end 430 moves downward, the stopper 42 is pulled out of the card slot 13, the second slider 40 and the stopper 42 are pulled to move toward the starting end of the sliding groove 12 by the return elastic force of the tension spring 41 until the inclined end 420 of the stopper 42 is pressed against the sliding post 20 again and the sliding post 20 is pulled to return, thereby realizing the automatic door closing function.

Preferably, the automatic door closing mechanism 4 is triggered to act when the refrigerator door 50 is closed to 30 °, that is, when the refrigerator door 50 is closed to 30 °, the sliding column 20 contacts with the second swinging end 431 and moves continuously along with the sliding column 20, so that the second swinging end 431 is driven to swing upwards, and the triggering of the automatic door closing mechanism 4 is realized.

Example two:

the difference between the first embodiment and the first embodiment is that, as shown in fig. 5, the swing rod 2 includes a first plate body 21 and a second plate body 22 which are arranged in parallel at an interval, two connecting shafts 23 which are arranged in parallel at an interval are fixedly connected between the first plate body 21 and the second plate body 22, and rollers 24 are coaxially and fixedly connected to the connecting shafts 23, in this embodiment, the diameter of each roller 24 is greater than the widths of the first plate body 21 and the second plate body 22, a transmission belt 25 is connected between the two rollers 24 in a tensioned manner, and the side surface of the boss 11 is attached to the transmission belt 25. When the swing rod 2 is attached to the track surface of the boss 11, the transmission belt 25 is directly attached to the track surface, and along with the swing of the swing rod 2 around the boss 11, the transmission belt 25 is further tensioned by the pressure of the boss 11 and can rotate, so that the hard friction force is effectively reduced, and the abrasion of parts is reduced; on the other hand, the deformation function of the transmission belt 25 enables the transmission belt 25 to be attached to the rail surface, the forming surface is tightly attached to the rail surface, the tension force of the transmission belt 25 acts on the boss 11, the damping effect on the refrigerator door 50 is formed, and after the refrigerator door 50 is opened and closed, the states of the refrigerator door 50 and the refrigerator body 51 are maintained to be more stable. The refrigerator door 50 is prevented from being unstably moved by slightly touching the refrigerator door 50.

As shown in fig. 6, the refrigerator 5 includes the built-in refrigerator hinge according to the first or second embodiment, the built-in refrigerator hinge is connected to the top and bottom of the refrigerator 5, and the upper and lower built-in refrigerator hinges operate synchronously, so that the refrigerator door 50 does not interfere with the surrounding cabinet 6 when opened at 120 °.

The present invention is not limited to the above specific embodiments, and those skilled in the art can make various changes without creative labor from the above conception, and all the changes fall within the protection scope of the present invention.

Claims (8)

1. An embedded refrigerator hinge comprises a hinge seat arranged on a refrigerator body and a swing rod fixedly connected to a refrigerator door, and is characterized in that a track groove and a boss are arranged on the hinge seat, a sliding column is connected in the track groove in a sliding mode and fixedly connected to the swing rod, and the side face of the swing rod is in continuous contact with the side face of the boss;

as the refrigerator door is opened, the inner door edge of the refrigerator door is offset towards the middle of the refrigerator body.

2. The hinge of claim 1, wherein the boss has a first arc surface, a second arc surface, and a transition arc surface connecting the first arc surface and the second arc surface on a side surface thereof, and the swing link moves from the first arc surface to the second arc surface when the sliding pillar slides from the start end to the end of the track groove as the door of the refrigerator is opened.

3. The hinge of claim 1, wherein a damping mechanism is installed on the hinge base, and when the door of the refrigerator is closed to a specific angle, the damping mechanism is triggered to act, and the damping mechanism drives the sliding column to move to the starting end of the track groove in a decelerating manner.

4. The hinge of claim 3, wherein the damping mechanism comprises a first slider slidably mounted in the track groove, and a compression spring is connected between the first slider and the starting end of the track groove.

5. The embedded refrigerator hinge as claimed in claim 1, wherein the hinge base is provided with an automatic door closing mechanism, the automatic door closing mechanism includes a second slider, the hinge base is provided with a sliding groove extending in the same direction as the track groove, the second slider is slidably connected in the sliding groove, a tension spring is connected between the starting end of the sliding groove and the second slider, the terminal end of the sliding groove is provided with a clamping groove, the second slider is slidably connected with a stop block, one end of the stop block is provided with an inclined end, the inclined end is pressed against one side of the sliding column facing the terminal end of the track groove, the other end of the stop block is provided with a clamping end matched with the clamping groove, the hinge base is hinged with a shift lever, one end of the shift lever can swing in the clamping groove, and the other end can swing in and out of the reset track of the sliding column.

6. The hinge of claim 5, wherein the automatic door closing mechanism is triggered when the door of the refrigerator is closed to 30 °.

7. The embedded refrigerator hinge as claimed in claim 1, wherein the swing link comprises a first plate and a second plate spaced apart from each other in parallel, two connecting shafts spaced apart from each other in parallel are fixed between the first plate and the second plate, rollers are coaxially fixed to the connecting shafts, a transmission belt is connected between the two rollers, and the side of the boss is attached to the transmission belt.

8. A refrigerator comprising a built-in refrigerator hinge according to any one of claims 1 to 7.

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