CN209457636U - A kind of refrigerator door closer-holder with any hovering function - Google Patents

Abstract

The utility model provides a kind of refrigerator door closer-holder with any hovering function, hinge member including being hinged on refrigerator cabinet body and refrigerator door, hinge member includes the articulated shaft for being fixed on refrigerator cabinet body upper end, it is fixed on the hinge seat of refrigerator door upper end, the positioning end of hinge seat is socketed on articulated shaft and its swinging end is using articulated shaft as fixed point rotary, the hinge seat is equipped with cam, fifth wheel and elastic parts, cam is fixedly set on articulated shaft, and the outer rim of cam is equipped with positioning groove and arc surface, elastic parts elastic buffer acts on fifth wheel so that fifth wheel is connected to positioning groove with hinge seat rotational slide, on arc surface, refrigerator door can be made to be closed automatically, closure effect is good, abrasion can be reduced in the case where load again, improve structural stability and reliability, refrigerator can be made by opening simultaneously certain angle Door body hovering, using flexible is high, strong applicability.

Description

A refrigerator door closing device with arbitrary hovering function

technical field

The utility model relates to the field of refrigerator hinges, in particular to a refrigerator door closing device with any hovering function.

Background technique

The refrigerator hinge is currently the most commonly used connecting piece for the rotation and opening of the refrigerator door. In order to achieve a good closing performance between the refrigerator door and the refrigerator cabinet after opening or closing, a door closing device is added to the hinge to close the door. The device has an interference fit with the approximately mountain-shaped structure on the side of the hinge through the approximately mountain-shaped rear wing on the side of the front, and at the same time, its internal mechanism uses shrapnel to achieve the effect of closing the door. In this way, when the refrigerator door is closed, it can be guaranteed that the refrigerator door will not be bounced open, and when it is opened again, because the card slot mainly plays a damping role, no additional effort is required.

Yet the door closing device of present refrigerator hinge has the following disadvantages:

1. It cannot be closed automatically, and external force is needed to achieve the closing effect;

2. In the long-term opening and closing state of the refrigerator door, due to the heavy load, it is easy to cause friction and collision at the contact position of the door closing device, and the tail is worn, resulting in the loss of the closing effect of the door closing device;

3. Due to the assembly of many transmission parts, after the refrigerator door is closed, there are large gaps in the parts inside the hinge, which increases the assembly volume and easily leads to the accumulation of water vapor and dirt.

4. The door-closing device only has the function of rotating to close or open, resulting in the limited use of the refrigerator door, that is, it can only be fully opened or completely closed, and it is difficult to stop the refrigerator door arbitrarily according to the actual application, which affects the use effect.

Therefore, the traditional refrigerator hinge still needs to be further improved.

Utility model content

The purpose of this utility model is to overcome the deficiencies of the prior art and provide a refrigerator door closing device with any hovering function. Under the condition of heavy load, it reduces wear and tear, improves structural stability and reliability, and at the same time opens a certain angle to make the refrigerator door hover, with high flexibility of use and strong applicability, effectively ensuring the quality of use of the product.

The utility model purpose of the present utility model is achieved as follows: a refrigerator door closing device with any hovering function, including a hinge part hinged on the refrigerator cabinet body and the refrigerator door body, wherein the hinge part includes a hinge part fixed on the refrigerator cabinet The hinge shaft at the upper end of the refrigerator body and the hinge seat fixed at the upper end of the refrigerator door body. The positioning end of the hinge seat is sleeved on the hinge shaft and its swing end rotates with the hinge shaft as a fixed point. The hinge seat is equipped with a cam, a connecting wheel and an elastic Assemblies, the cam is fixedly set on the hinge shaft, and the outer edge of the cam is provided with a positioning groove for the automatic closing of the refrigerator door and a circular arc surface for the refrigerator door to open and hover, and the elastic component is elastically buffered Act on the connecting wheel so that the connecting wheel slides and connects with the positioning groove and the arc surface with the rotation of the hinge seat.

According to the above optimization, the outer edge of the cam is provided with two positioning grooves, the two positioning grooves are symmetrically arranged on the outer edge of the cam, and the arc surface is connected between the connections of the positioning grooves.

According to the above optimization, the arc surface has the highest arc position and the lowest arc position, the two sides of the highest arc position are gradually inclined to the lowest arc position and connected with the lowest arc position, and the lowest arc position is connected at Locate the opening of the groove.

According to the above optimization, the connecting wheel takes the hinge shaft as a fixed point and slides in the positioning groove along the outer edge of the cam, so that the hinge seat and the side wall of the refrigerator cabinet form a refrigerator door that is automatically closed under the action of the elastic component. The angle between 0° and 40° used in the refrigerator cabinet.

According to the above optimization, the connecting wheel slides on the arc surface along the outer edge of the cam with the hinge axis as a fixed point, so that the hinge seat and the side wall of the refrigerator cabinet form a refrigerator door hovering under the action of the elastic component. The included angle of 40° to 135° is used in the refrigerator cabinet.

According to the above optimization, the middle part of the circular arc surface is provided with a pause groove, and the elastic component is elastically buffered on the connecting wheel so that the connecting wheel slides and is connected to the pause groove as the hinge seat rotates.

According to the above optimization, the connecting wheel takes the hinge shaft as a fixed point and slides in the pause groove along the outer edge of the cam, so that the hinge base and the side wall of the refrigerator cabinet form a refrigerator door under the action of the elastic component. The included angle of 90° for the refrigerator cabinet.

According to the above optimization, the elastic assembly includes a spring member and a spring connecting rod. The fixed end of the spring connecting rod is fixed on the hinge seat, and the movable end of the spring connecting rod is equipped with a connecting wheel. The spring member is sleeved on the spring connecting rod. The rod and its two ends are respectively connected on the movable end of the hinge seat and the spring connecting rod.

According to the above optimization, the connecting wheel is equipped with a connecting shaft for installation with the movable end of the spring connecting rod, and the connecting shaft is slidably mounted on the hinge seat.

According to the above optimization, the hinge seat is provided with a limited chute for limiting the sliding position of the connecting shaft and a fixing frame for fixing the spring connecting rod.

The utility model has the advantages of:

1) Using the structural cooperation between the positioning groove and the cam and the elastic component, when the hinge seat rotates from 0° to 40°, the cam slides in the positioning groove with the rotation of the hinge seat, and at the same time, under the action of the elastic component, it is the hinge seat Provide door closing assistance, so that the refrigerator door has an automatic closing function, easy to operate, improve the closing effect, reduce energy consumption, avoid the accumulation of water vapor, dirt, etc., and enhance the quality of use of the product.

2) Through the structural cooperation of the arc surface with the cam and the elastic component, when the hinge seat rotates at 40° to 135°, the cam slides on the arc surface with the rotation of the hinge seat, and at the same time, under the action of the elastic component, the hinge The force of the seat and the elastic force of the elastic component are in a balanced state, so that the refrigerator door hovers when it is opened at a certain angle, which is convenient to operate, adapts to the needs of use, and has strong applicability.

3) Under the action of the stop groove, the cam slides in the stop groove with the rotation of the hinge seat, so that when the hinge seat rotates at 90°, the force of the hinge seat and the elastic force of the elastic component are in a balanced state, so that the refrigerator door The body can be stably opened and hovered over the refrigerator cabinet, which is easy to operate, strengthens the structural stability, adapts to the needs of use, and has strong applicability.

4) Since the outer edge of the cam has two symmetrically arranged positioning grooves, the closing device can be assembled on the left or right side of the refrigerator cabinet, and has high versatility and flexible use.

5) The closing device is installed on the upper end of the refrigerator door, which can reduce wear and tear under load-bearing conditions, improve structural stability and reliability, ensure the closing effect, and ensure the quality of the product.

Description of drawings

Accompanying drawing 1 is the structural representation of the preferred embodiment of the utility model.

Accompanying drawing 2 is the front view of the preferred embodiment of the utility model.

Accompanying drawing 3 is the partial sectional view of the preferred embodiment of the utility model.

Accompanying drawing 4 is the exploded view of the preferred embodiment of the utility model.

Accompanying drawing 5 is the schematic structural diagram of the cam of the preferred embodiment of the utility model.

Detailed ways

Below in conjunction with accompanying drawing, the utility model is further described.

According to the accompanying drawings 1 to 5, the refrigerator door closing device with any hovering function of the present invention includes a hinge part hinged on the refrigerator cabinet body and the refrigerator door body, and the hinge part includes a hinge part fixed on the refrigerator cabinet body. The hinge shaft 1 at the upper end and the hinge seat 2 fixed at the upper end of the refrigerator door body. Wherein, the positioning end of the hinge base 2 is sleeved on the hinge shaft 1 and its swing end rotates around the hinge shaft 1 as a fixed point. The hinge base 2 is equipped with a cam 3, a connecting wheel 4 and an elastic assembly 5, the cam 3 is fixedly set on the hinge shaft 1, and the outer edge of the cam 3 is provided with a positioning groove for automatic closing of the refrigerator door 6 and the circular arc surface 7 used to open and hover the refrigerator door, and the elastic buffer of the elastic component 5 acts on the connecting wheel 4 so that the connecting wheel 4 is connected to the positioning groove 6 and the circular arc surface as the hinge seat 2 rotates and slides 7 on.

In practical applications, the connecting wheel 4 slides in the positioning groove 6 along the outer edge of the cam 3 with the hinge shaft 1 as a fixed point, so that the hinge seat 2 and the side wall of the refrigerator cabinet form a role in the elastic component 5. The lower refrigerator door automatically closes at an included angle of 0° to 40° for the refrigerator cabinet body.

That is, utilizing the structural cooperation between the positioning groove 6 and the cam 3 and the elastic assembly 5, when the hinge base 2 rotates at 0° to 40°, the cam 3 slides in the positioning groove 6 along with the rotation of the hinge base 2, and at the same time, the elastic assembly Under the action of 5, the door closing power is provided for the hinge seat 2, so that the refrigerator door has an automatic closing function, which is convenient to operate, improves the closing effect, reduces energy consumption, avoids the accumulation of water vapor, dirt, etc., and enhances the quality of use of the product.

And, the connecting wheel 4 takes the hinge shaft 1 as a fixed point and slides on the arc surface 7 along the outer edge of the cam 3, so that the hinge seat 2 and the side wall of the refrigerator cabinet form a refrigerator door under the action of the elastic assembly 5. The body hovers at an included angle of 40° to 135° for the refrigerator body.

In this way, through the structural cooperation of the arc surface 7 with the cam 3 and the elastic assembly 5, when the hinge seat 2 rotates at 40° to 135°, the cam 3 slides on the arc surface 7 as the hinge seat 2 rotates, and at the same time, the elastic assembly 5, so that the stress of the hinge seat 2 and the elastic force of the elastic assembly 5 are in a balanced state, so that the refrigerator door hovers at a certain angle when it is opened, easy to operate, adapt to the needs of use, and have strong applicability.

During this period, a pause groove 8 is provided in the middle of the arc surface 7 , and the elastic component 5 acts on the connecting wheel 4 under elastic buffering so that the connecting wheel 4 slides and connects to the pause groove 8 as the hinge base 2 rotates. Specifically, the connecting wheel 4 takes the hinge shaft 1 as a fixed point and slides in the pause groove 8 along the outer edge of the cam 3, so that the hinge seat 2 and the side wall of the refrigerator cabinet are formed with elastic components 5. The door body of the refrigerator stays at an included angle of 90° for the cabinet body of the refrigerator.

Under the action of the pause groove 8, the cam 3 slides in the pause groove 8 with the rotation of the hinge seat 2, so that when the hinge seat 2 rotates at 90°, the force of the hinge seat 2 and the elastic force of the elastic component 5 are in balance state, let the refrigerator door stably open and hover over the refrigerator cabinet, easy to operate, strengthen the structural stability, adapt to the needs of use, and have strong applicability.

1 to 5, the outer edge of the cam 3 is provided with two positioning grooves 6, the two positioning grooves 6 are symmetrically arranged on the outer edge of the cam 3, and the arc surface 7 is connected to the positioning groove 6 between the connections. The closing device can be assembled on the left side or the right side of the refrigerator cabinet, and has high versatility and flexible use.

Moreover, the arc surface 7 has the highest arc position 71 and the lowest arc position 72, the two sides of the highest arc position 71 are gradually inclined towards the lowest arc position 72 and connected with the lowest arc position 72, the lowest arc position The bit 72 is connected at the opening of the positioning groove 6 . Further enhance the stability of operation, reduce wear, improve structural stability and reliability, ensure the effect of closing the door, and ensure the quality of the product.

Referring to Figures 1 to 4, the elastic assembly 5 includes a spring member 51 and a spring connecting rod 52, the fixed end of the spring connecting rod 52 is fixed on the hinge seat 2, and the movable end of the spring connecting rod 52 is equipped with a connection Wheel 4, the spring member 51 is sleeved on the spring connecting rod 52 and its two ends are respectively connected on the movable end of the hinge seat 2 and the spring connecting rod 52. The connecting wheel 4 is tightly and smoothly slidably connected to the positioning groove 6, the arc surface 7, and the pause groove 8 of the cam under the elastic action of the spring member 51, so as to improve the connection stability.

Wherein, the connecting wheel 4 is equipped with a connecting shaft 9 for installation with the movable end of the spring connecting rod 52 , and the connecting shaft 9 is slidably mounted on the hinge seat 2 . Moreover, the hinge base 2 is provided with a limiting chute 11 for limiting the sliding position of the connecting shaft 9 and a fixing bracket 10 for fixing the spring connecting rod 52 . Strengthen the running stability and smoothness, improve the elastic effect of the elastic component 5, and ensure the use quality of the product.

In addition, the door closing device of the present application is hinged on the upper end of the refrigerator door, and the door closing device has the functions of automatically closing the door and opening and hovering, while the lower end of the refrigerator door is equipped with a traditional hinge, which allows the refrigerator to The door body is hinged with the refrigerator cabinet body, which plays the role of supplying the rotating shaft and bearing the weight of the door. In this way, the closing device can reduce wear and tear even under the load-bearing condition, improve structural stability and reliability, ensure the closing effect, and ensure the quality of use of the product.

The specific embodiments above are only specific implementations with better effects of the utility model, and any structures that are the same or equivalent to the refrigerator door closing device with any hovering function of the utility model are within the protection scope of the utility model.

Claims (10)

1. A refrigerator door closing device with arbitrary hovering function, comprising a hinge part hinged on the refrigerator cabinet body and the refrigerator door body, characterized in that: the hinge part includes a hinge shaft (1) fixed on the upper end of the refrigerator cabinet body 1. The hinge seat (2) fixed on the upper end of the refrigerator door body, the positioning end of the hinge seat (2) is sleeved on the hinge shaft (1) and its swing end rotates with the hinge shaft (1) as a fixed point, and the hinge seat ( 2) Equipped with a cam (3), a connecting wheel (4) and an elastic component (5), the cam (3) is fixedly set on the hinge shaft (1), and the outer edge of the cam (3) is provided so that the refrigerator The positioning groove (6) for the automatic closing of the door body and the circular arc surface (7) for the hovering use of the refrigerator door to be opened, and the elastic buffer of the elastic component (5) acts on the connecting wheel (4) so that the connecting wheel ( 4) As the hinge seat (2) rotates and slides, it is connected to the positioning groove (6) and the arc surface (7). 2. The refrigerator door closing device with arbitrary hovering function according to claim 1, characterized in that: the outer edge of the cam (3) is provided with two positioning grooves (6), and the two positioning grooves (6 ) are symmetrically arranged on the outer edge of the cam (3), and the arc surface (7) is connected between the connections of the positioning grooves (6). 3. The refrigerator door closing device with arbitrary hovering function according to claim 1, characterized in that: the arc surface (7) has the highest arc position (71) and the lowest arc position (72), the highest arc position Both sides of the arc position (71) are gradually inclined towards the lowest arc position (72) and connected with the lowest arc position (72), and the lowest arc position (72) is connected to the opening of the positioning groove (6). 4. The refrigerator door closing device with any hovering function according to any one of claims 1 to 3, characterized in that: the connecting wheel (4) takes the hinge shaft (1) as a fixed point along the cam ( 3) The outer edge slides in the positioning groove (6), so that the hinge seat (2) and the side wall of the refrigerator cabinet are formed. Under the action of the elastic component (5), the refrigerator door is automatically closed and used in the refrigerator cabinet The included angle of 0° to 40°. 5. The refrigerator door closing device with any hovering function according to any one of claims 1 to 3, characterized in that: the connecting wheel (4) takes the hinge shaft (1) as a fixed point along the cam ( 3) The outer edge slides on the arc surface (7), so that the hinge seat (2) and the side wall of the refrigerator cabinet form a hinge for the refrigerator door to hover over the refrigerator cabinet under the action of the elastic component (5). The included angle of 40° to 135°. 6. The refrigerator door closing device with arbitrary hovering function according to any one of claims 1 to 3, characterized in that: the highest arc position (71) of the arc surface (7) is provided with a pause Groove (8), the elastic component (5) is on the connecting wheel (4) under the action of elastic buffering so that the connecting wheel (4) is connected on the pause groove (8) along with the rotation and sliding of the hinge seat (2). 7. The refrigerator door closing device with arbitrary hovering function according to claim 6, characterized in that: the connecting wheel (4) slides along the outer edge of the cam (3) with the hinge shaft (1) as a fixed point and stops Groove (8), so that the side wall of hinge seat (2), refrigerator cabinet is formed with under the effect of elastic component (5), refrigerator door stops at the included angle of 90 ° of refrigerator cabinet usefulness. 8. The refrigerator door closing device with any hovering function according to any one of claims 1 to 3, characterized in that: the elastic assembly (5) includes a spring member (51), a spring connecting rod (52 ), the fixed end of the spring connecting rod (52) is fixed on the hinge seat (2), the movable end of the spring connecting rod (52) is equipped with a connecting wheel (4), and the spring member (51) is sleeved on the spring connecting rod On the bar (52) and its two ends are respectively connected on the movable end of hinge seat (2) and spring connecting rod (52). 9. The refrigerator door closing device with arbitrary hovering function according to claim 8, characterized in that: the connecting wheel (4) is equipped with a connecting shaft (9) for installation with the movable end of the spring connecting rod (52) , the connecting shaft (9) is slidingly mounted on the hinge seat (2). 10. The refrigerator door closing device with arbitrary hovering function according to claim 9, characterized in that: the hinge seat (2) is provided with a limited chute (11) and a fixed sliding slot for limiting the sliding position of the connecting shaft (9). The fixed mount (10) that spring connecting rod (52) is useful.