CN219528737U

CN219528737U - Hinge for refrigerator

Info

Publication number: CN219528737U
Application number: CN202320453251.XU
Authority: CN
Inventors: 张淑香
Original assignee: Qingdao Hairuixin Electric Appliance Co ltd
Current assignee: Qingdao Hairuixin Electric Appliance Co ltd
Priority date: 2023-03-11
Filing date: 2023-03-11
Publication date: 2023-08-15
Anticipated expiration: 2033-03-11

Abstract

The utility model relates to the field of hinges, in particular to a hinge for a refrigerator, which comprises a hinge body, wherein a hinge shell is arranged on the outer side of the hinge body, a plurality of mounting holes for mounting and fixing are formed in the hinge body, a connecting pipe is fixed at the end part of the hinge body, and a cam for being fixedly used with a refrigerator door shaft is rotatably connected to the top of the connecting pipe. According to the utility model, the crank arm is rotationally connected to the hinge body through the fixed shaft, one end of the crank arm is contacted with the cam, and the other end of the crank arm is contacted with the rubber pad at the bottom of the hinge plate, so that when the refrigerator door body is closed, the door shaft drives the cam to synchronously rotate, and when the door body tends to be closed, the small end of the cam pushes one end of the crank arm to move, so that the crank arm rotates by taking the fixed shaft as the shaft, and the other end of the crank arm is acted by the rubber pad, so that the closing of the door body can be buffered, and the situation that the door body is not closed due to collision with the refrigerator when the door body is closed under high force is avoided.

Description

Hinge for refrigerator

Technical Field

The utility model relates to the technical field of hinges, in particular to a hinge for a refrigerator.

Background

The hinge is mainly used for showcases, wardrobe doors and the like, and is also required for refrigerators, washing machines and the like which are frequently used in daily life, and is used for fixing the door body on integral equipment. The refrigerator door body is generally fixed on the refrigerator body through the hinge, the existing installation mode is generally to fix the reinforcing iron on the inner side of the refrigerator body in advance, the hinge is fixed on the reinforcing iron through the refrigerator body after the refrigerator body is foamed by using a screw to penetrate through the refrigerator body, and the reinforcing iron can be pre-fixed through the bulge at the top of the refrigerator during hinge installation. However, the existing part of refrigerator hinges do not have the function of buffering the collision between the refrigerator door body and the refrigerator in the using process, when people use the refrigerator daily, the people often close the door strongly, so that the refrigerator door body collides with the refrigerator, and the situation that the refrigerator is not tightly sealed is easily caused for a long time.

Disclosure of Invention

In order to overcome the technical problems, the utility model aims to provide the hinge for the refrigerator, which is characterized in that the crank arm is rotatably connected to the hinge body through the fixing shaft, one end of the crank arm is contacted with the cam, and the other end of the crank arm is contacted with the rubber pad at the bottom of the hinge plate, so that when the door body of the refrigerator is closed, the door shaft drives the cam to synchronously rotate, and when the door body tends to be closed, the small end of the cam pushes one end of the crank arm to move, so that the crank arm rotates by taking the fixing shaft as the shaft, and the other end of the crank arm is acted by the rubber pad, so that the closing of the door body can be buffered, the situation that the door body is not closed due to collision with the refrigerator when the door body is closed under a large force is avoided, and after the door body is opened, the crank arm is restored to the original position under the action of the torsion spring, so that the buffer operation is convenient to be performed again when the door body of the refrigerator is closed again.

The aim of the utility model can be achieved by the following technical scheme:

the hinge for the refrigerator comprises a hinge body, the outside of hinge body is provided with the hinge shell, a plurality of mounting holes that are used for installing fixedly are offered on the hinge body, the tip of hinge body is fixed with the connecting pipe, and the top rotation of connecting pipe is connected with the cam that is used for with the fixed use of refrigerator door axle, and the top surface of hinge body is provided with the crank arm, the one end of crank arm contacts with the outside of cam, the other end of corresponding crank arm articulates on the hinge shell has the articulated slab, and the bottom of articulated slab is fixed with the rubber pad, is fixed with extrusion spring between the articulated slab and the lateral wall of hinge shell, the bottom surface of rubber pad contacts with the other end of crank arm, during the use, can be fixed the top at the refrigerator with the hinge body at first, uses the dead screw to fix the hinge body, then gets the door axle of refrigerator door body and runs through the connecting pipe, then fixes the cam with the door axle, gets the hinge shell lock in the top surface of hinge body, and is hugged closely with the rubber pad of crank arm at this moment, when the refrigerator door body is closed, and the door axle drives the cam and rotates in step, when the door body tends to close, and the one end of cam moves the crank arm to the other end, and the side of crank arm moves, and the other end of cam is close, and the other end is close to the side, and the side of crank arm is close, and the side of the hinge body.

The method is further characterized in that: the upper rotary joint of the hinge housing is connected with an adjusting knob, the bottom end of the adjusting knob is located on the inner side of the hinge housing and is abutted against the top surface of the hinge plate, the inclination angle of the hinge plate can be adjusted by using the adjusting knob, and therefore a rubber pad can always contact with one end of the crank arm, and normal operation of buffering operation is guaranteed.

The method is further characterized in that: the rubber pad is fixed with the hinged plate through the screw, so that when the rubber pad is worn in long-time use, the rubber pad can be separated from the hinged plate, and then a new rubber pad is replaced, so that the refrigerator door body can be buffered when being closed.

The method is further characterized in that: the hinge is characterized in that a fixed shaft is rotationally fixed on the hinge body, the fixed shaft is rotationally connected with the middle part of the crank arm, a torsion spring is fixedly sleeved at the top of the fixed shaft, and the bottom end of the torsion spring is fixed on the top surface of the crank arm, so that the crank arm can rotate by taking the fixed shaft as a shaft.

The method is further characterized in that: the top of cam is fixed with the fixed plate, and closes on the fixed plate to be connected with the set screw soon, runs through the connecting pipe with the door axle of refrigerator door body after, makes its tip hug closely with the door axle of refrigerator door body through screwing the set screw to be convenient for be connected the door axle of cam and refrigerator door body, drive cam synchronous rotation when being convenient for the door axle and rotate.

The method is further characterized in that: a plurality of fixed slots have been seted up on the side of hinge body, utilize the fixed slot can carry out preliminary location when installing the hinge body, be convenient for follow-up through the screw with hinge body be fixed in the top of refrigerator.

The utility model has the beneficial effects that:

the crank arm is rotationally connected to the hinge body through the fixed shaft, one end of the crank arm is in contact with the cam, the other end of the crank arm is in contact with the rubber pad at the bottom of the hinge plate, so that when the refrigerator door body is closed, the door shaft drives the cam to synchronously rotate, when the refrigerator door body tends to be closed, the small end of the cam pushes one end of the crank arm to move, the crank arm rotates by taking the fixed shaft as a shaft, and the other end of the crank arm is subjected to the action of the rubber pad, so that the closing of the door body can be buffered, the situation that the door body is not closed due to collision with the refrigerator when the door body is closed by a large force is avoided, and after the door body is opened, the crank arm returns to the original position under the action of the torsion spring, so that the buffer operation is conveniently performed again when the refrigerator door body is closed again, and the closing of the refrigerator door body is ensured to be compact;

through being provided with the adjust knob who is used for adjusting hinge plate inclination on hinge housing to can make the rubber pad contact with the one end of crank arm all the time, guarantee the normal clear of buffering operation, and can be after the rubber pad long-time use wearing and tearing, adjust the rubber pad and move down, thereby can guarantee that the rubber pad contacts with the other end of crank arm all the time, and then further guarantee the normal clear of buffering operation.

Drawings

The utility model is further described below with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic view of the top structure of a first puck according to the present utility model;

FIG. 3 is a schematic view of the bottom structure of a first puck according to the present utility model;

FIG. 4 is a schematic view of a buffer mechanism according to the present utility model;

FIG. 5 is a schematic view of a buffer mechanism according to the present utility model;

FIG. 6 is a schematic view of the cam structure of the present utility model.

In the figure: 1. a hinge body; 11. a mounting hole; 12. a connecting pipe; 13. a fixing groove; 14. a cam; 141. a fixing plate; 142. a set screw; 2. a hinge housing; 3. an adjustment knob; 4. a hinged plate; 41. a rubber pad; 42. extruding a spring; 5. a crank arm; 6. a fixed shaft; 61. a torsion spring.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 6, a hinge for a refrigerator includes a hinge body 1, a hinge housing 2 is provided at an outer side of the hinge body 1, a plurality of mounting holes 11 for mounting and fixing are provided on the hinge body 1, a plurality of fixing grooves 13 are provided at a side of the hinge body 1, the fixing grooves 13 are utilized to perform preliminary positioning when the hinge body 1 is mounted, so that the hinge body is conveniently fixed at a top of the refrigerator by a screw, a connection pipe 12 is fixed at an end of the hinge body 1, a cam 14 for fixing a door shaft of the refrigerator is rotatably connected to the top of the connection pipe 12, a fixing plate 141 is fixed at the top of the cam 14, a set screw 142 is screwed on the fixing plate 141, after the door shaft of the refrigerator door body is penetrated through the connection pipe 12, the end of the door shaft of the refrigerator is tightly attached to the door shaft of the refrigerator door body by screwing the set screw 142, thereby being convenient for connecting the cam 14 with the door shaft of the refrigerator door body, being convenient for driving the cam 14 to synchronously rotate when the door shaft rotates, the top surface of the hinge body 1 is provided with the crank arm 5, one end of the crank arm 5 is contacted with the outer side of the cam 14, the other end of the hinge housing 2 corresponding to the crank arm 5 is hinged with the hinge plate 4, the bottom of the hinge plate 4 is fixedly provided with the rubber pad 41, the extrusion spring 42 is fixedly arranged between the hinge plate 4 and the side wall of the hinge housing 2, the bottom surface of the rubber pad 41 is contacted with the other end of the crank arm 5, when in use, the hinge body 1 can be firstly fixed at the top of the refrigerator, the hinge body 1 is fixed by using the fixing screw, then the door shaft of the refrigerator door body is taken through the connecting pipe 12, then the cam 14 is fixed with the door shaft, the hinge housing 2 is buckled on the top surface of the hinge body 1, at the moment, the extrusion spring 42 pushes the rubber pad 41 at the bottom of the hinge plate 4 to be tightly attached to the end of the crank arm 5, when the refrigerator door body is closed, the door shaft drives the cam 14 to synchronously rotate, when the door body tends to be closed, the small end of the cam 14 pushes one end of the crank arm 5 to move, so that the crank arm 5 deflects, the other end of the crank arm 5 is acted by the rubber pad 41 to buffer the closing of the door body, the situation that the door body is not closed due to collision with the refrigerator when the door body is closed by a large force is avoided, the upper rotary joint of the hinge housing 2 is connected with the adjusting knob 3, the bottom end of the adjusting knob 3 is located on the inner side of the hinge housing 2 and is in contact with the top surface of the hinge plate 4, the inclination angle of the hinge plate 4 can be adjusted by utilizing the adjusting knob 3, and therefore the rubber pad 41 can always contact with one end of the crank arm 5, and normal operation of buffering is guaranteed.

Specifically, the rubber pad 41 is fixed with the hinge plate 4 through the screw, so when the rubber pad 41 is worn and torn for a long time, the rubber pad 41 can be separated from the hinge plate 4, and then a new rubber pad 41 is replaced, so that the fixed shaft 6 can be screwed and fixed on the buffering hinge body 1 when the refrigerator door body is closed, the fixed shaft 6 is rotationally connected with the middle part of the crank arm 5, the top of the fixed shaft 6 is fixedly sleeved with the torsion spring 61, the bottom end of the torsion spring 61 is fixed on the top surface of the crank arm 5, and the crank arm 5 can rotate by taking the fixed shaft 6 as a shaft.

Working principle: when the hinge is used, the hinge body 1 can be fixed at the top of the refrigerator, the hinge body 1 is clamped with a protrusion reserved at the top of the refrigerator by utilizing the fixing groove 13, the hinge body 1 is fixed by utilizing the fixing screw, then a door shaft of a refrigerator door body is taken out to penetrate through the connecting pipe 12, then the end part of the door shaft is tightly attached to the door shaft of the refrigerator door body by screwing the positioning screw 142, the cam 14 is fixed with the door shaft, the hinge shell 2 is taken out to be buckled on the top surface of the hinge body 1, and at the moment, the rubber pad 41 at the bottom of the hinge plate 4 is pushed by the extrusion spring 42 to be tightly attached to the end part of the crank arm 5;

when the refrigerator door body is closed, the door shaft drives the cam 14 to synchronously rotate, when the door body tends to be closed, the small end of the cam 14 pushes one end of the crank arm 5 to move, so that the crank arm 5 deflects around the fixed shaft 6, the other end of the crank arm 5 deflects, the other end of the crank arm 5 is acted by the rubber pad 41, so that the closing of the door body can be buffered, the inclination angle of the hinge plate 4 is adjusted by adjusting the adjusting knob 3 on the hinge housing 2, the rubber pad 41 can always contact with one end of the crank arm 5, the normal operation of buffering operation is ensured, and after the door body is opened, the crank arm 5 returns to the original position under the action of the torsion spring 61, so that the buffer operation is convenient to be performed again when the refrigerator door body is closed again.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is merely illustrative and explanatory of the utility model, as various modifications and additions may be made to the particular embodiments described, or in a similar manner, by those skilled in the art, without departing from the scope of the utility model or exceeding the scope of the utility model as defined in the claims.

Claims

1. The hinge for the refrigerator comprises a hinge body (1), and is characterized in that a hinge housing (2) is arranged on the outer side of the hinge body (1), a plurality of mounting holes (11) for mounting and fixing are formed in the hinge body (1), a connecting pipe (12) is fixed to the end portion of the hinge body (1), a cam (14) used for being fixedly used with a refrigerator door shaft is rotatably connected to the top of the connecting pipe (12), a crank arm (5) is arranged on the top surface of the hinge body (1), one end of the crank arm (5) is in contact with the outer side of the cam (14), a hinge plate (4) is hinged to the other end of the hinge housing (2) corresponding to the crank arm (5), a rubber pad (41) is fixed to the bottom of the hinge plate (4), and an extrusion spring (42) is fixed between the hinge plate (4) and the side wall of the hinge housing (2), and the bottom surface of the rubber pad (41) is in contact with the other end of the crank arm (5).

2. Hinge for refrigerators as defined in claim 1, wherein the upper turn of the hinge housing (2) is connected with an adjusting knob (3), and the bottom end of the adjusting knob (3) is located inside the hinge housing (2) and abuts against the top surface of the hinge plate (4).

3. Hinge for refrigerators according to claim 1, characterised in that said rubber pad (41) is fixed to the hinged plate (4) by means of screws.

4. Hinge for refrigerator according to claim 1, characterized in that the hinge body (1) is screwed and fixed with a fixed shaft (6), the fixed shaft (6) is rotatably connected with the middle part of the crank arm (5), the top of the fixed shaft (6) is fixedly sleeved with a torsion spring (61), and the bottom end of the torsion spring (61) is fixed on the top surface of the crank arm (5).

5. Hinge for refrigerator according to claim 1, characterized in that the top of the cam (14) is fixed with a fixing plate (141), and the fixing plate (141) is screwed with a set screw (142).

6. Hinge for refrigerators according to claim 1, characterized in that the hinge body (1) is provided on its side with a plurality of fixing grooves (13).