CN215632301U

CN215632301U - Refrigerator door locking structure

Info

Publication number: CN215632301U
Application number: CN202121197480.7U
Authority: CN
Inventors: 朱小虎; 崔贞纯; 王殿波; 王博
Original assignee: He'nan Kangbai'en Electric Appliance Co ltd
Current assignee: He'nan Kangbai'en Electric Appliance Co ltd
Priority date: 2021-05-31
Filing date: 2021-05-31
Publication date: 2022-01-25
Anticipated expiration: 2031-05-31

Abstract

The utility model provides a refrigerator door locking structure, which relates to the technical field of refrigerators and comprises a first refrigerator door and a second refrigerator door, wherein a first mechanical box is arranged in the first refrigerator door, a second mechanical box is arranged in the second mechanical box, one ends, close to each other, of the first mechanical box and the second mechanical box are respectively provided with a first through hole, the two first through holes are provided with overlapped positions, the first refrigerator door and the second refrigerator door are closed, then a pushing device is started, the first inserting rod can be inserted into the second mechanical box through the first through holes by the pushing device, after the first inserting rod is inserted into the second mechanical box, the first inserting rod can push a reverse pushing device to work, then the reverse pushing device can push the second inserting rod to be inserted into the first mechanical box through the second through hole, so that the refrigerator doors can be locked more conveniently, the potential safety hazard is effectively reduced.

Description

Refrigerator door locking structure

Technical Field

The utility model relates to the technical field of refrigerators, in particular to a locking structure of a refrigerator door.

Background

A refrigerator with a refrigerator for keeping constant low temp is composed of a cabinet or box with compressor and ice maker for freezing, and a storage box with refrigerating unit.

At present, most of existing refrigerator doors are not provided with locking mechanisms, and especially if a freezing layer below the refrigerator is not provided with the locking mechanisms, some children who cannot understand things easily drill into the freezing layer to hide, and great potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a refrigerator door locking structure, and aims to solve the problems that most of refrigerator doors in the prior art do not have a locking mechanism, especially a freezing layer below a refrigerator does not have a locking mechanism, and children who are not intelligible are easy to drill into the freezing layer to hide, so that great potential safety hazards exist.

In order to achieve the purpose, the utility model adopts the following technical scheme: the refrigerator door locking structure comprises a first refrigerator door and a second refrigerator door, wherein a first mechanical box is arranged in the first refrigerator door, a second mechanical box is arranged in the second mechanical box, one ends, close to each other, of the first mechanical box and the second mechanical box are respectively provided with a first through hole, the two first through holes have coincident positions, a first inserting rod used for being inserted into the interior of the second mechanical box to lock the first refrigerator door and the second refrigerator door is arranged in the first mechanical box, a pushing device used for pushing the first inserting rod to move is arranged in the first mechanical box, one ends, close to each other, of the first mechanical box and the second mechanical box are respectively provided with a second through hole, the two second through holes have coincident positions, a second inserting rod which can be inserted into the second through holes to lock the first refrigerator door and the second refrigerator door is arranged in the second mechanical box, and a reverse pushing device which can push the second inserting rod into the second through hole after the first inserting rod is inserted into the second mechanical box is arranged in the second mechanical box.

In order to enable the utility model to have the effect of pushing the first insertion rod to be inserted into the second mechanical box, the pushing device comprises a first magnetic part which is rotatably connected into the first mechanical box through a rotating shaft, the front surface of the rotating shaft extends into the first mechanical box, one end, far away from the second mechanical box, of the first insertion rod is fixedly connected with a moving plate, one side surface, close to the first magnetic part, of the moving plate is fixedly connected with a second magnetic part, a limiting plate used for limiting the moving plate is arranged in the first mechanical box, the limiting plate is located between the moving plate and the first magnetic part, a first elastic reset part is sleeved on the surface of the first insertion rod, and two ends of the first elastic reset part are respectively and fixedly connected with one side surface, close to the first insertion rod, of the moving plate and the inner side wall of the first mechanical box.

According to a further technical scheme, the first magnetic part and the second magnetic part are both magnets.

In order to enable the utility model to have the effect of prolonging the service life of the first elastic resetting piece, the utility model has the further technical scheme that the first elastic resetting piece is a compression spring.

In order to enable the reverse pushing device to have the effect of pushing the second insertion rod to be inserted into the first mechanical box after the first insertion rod is inserted into the second mechanical box, the further technical scheme of the reverse pushing device is that the reverse pushing device comprises a U-shaped pipe fixedly connected into the second mechanical box, a piston is connected in the U-shaped pipe in a sliding mode, one side face, close to the first mechanical box, of the piston is fixedly connected with the second insertion rod, a push rod is connected in the U-shaped pipe in a sliding mode in the end, far away from the second insertion rod, of the U-shaped pipe, the first insertion rod collides with the push rod when moving, a second elastic reset piece is sleeved on the surface of the second insertion rod, and two ends of the second elastic reset piece are fixedly connected with one side face, close to the second insertion rod, of the piston and the inner side wall of the second mechanical box respectively.

In order to prolong the service life of the second elastic resetting piece, the utility model adopts a further technical scheme that the second elastic resetting piece is a compression spring.

In order to enable the utility model to have the function of more conveniently rotating the first magnetic part, the utility model has the further technical scheme that a rotating handle is fixedly connected to the front surface of the rotating shaft.

The utility model has the beneficial effects that:

close first refrigerator door and second refrigerator door, then start thrust unit, thrust unit can insert in the second machinery box through first through-hole with first inserted bar, and after first inserted bar inserted in the second machinery box, first inserted bar can promote reverse thrust unit work, then reverse thrust unit can promote the inside that the second inserted bar inserted first machinery box through the second through-hole to realization that can be more convenient locks the refrigerator door, the effectual potential safety hazard that has reduced.

Drawings

Fig. 1 is a schematic front view of a first refrigerator door and a second refrigerator door in an embodiment of the present invention.

Fig. 2 is a plan view schematically showing the internal structure of the first mechanical box and the second mechanical box in the embodiment of the present invention.

Fig. 3 is an enlarged schematic view of the structure at a in fig. 2 according to an embodiment of the present invention.

Fig. 4 is a sectional view showing the internal structure of the first mechanism casing and the second mechanism casing in the embodiment of the present invention.

In the figure: 1. a first refrigerator door; 2. a second refrigerator door; 3. a first mechanical cassette; 4. a second mechanical box; 5. a first through hole; 6. a second through hole; 7. a first plunger; 8. a second plunger; 9. a rotating shaft; 10. a first magnetic member; 11. moving the plate; 12. a second magnetic member; 13. a limiting plate; 14. a first elastic reset member; 15. a U-shaped pipe; 16. a push rod; 17. a piston; 18. a second elastic reset piece; 19. the handle is rotated.

Detailed Description

The following further describes embodiments of the present invention with reference to the drawings.

As shown in fig. 1-4, a locking structure of a refrigerator door comprises a first refrigerator door 1 and a second refrigerator door 2, wherein a first mechanical box 3 is installed in the first refrigerator door 1, a second mechanical box 4 is installed in the second mechanical box 4, first through holes 5 are respectively formed at the ends of the first mechanical box 3 and the second mechanical box 4, which are close to each other, and the two first through holes 5 have an overlapping position, a first insertion rod 7 for inserting the inside of the second mechanical box 4 to lock the first refrigerator door 1 and the second refrigerator door 2 is arranged in the first mechanical box 3, a pushing device for pushing the first insertion rod 7 to move is arranged in the first mechanical box 3, a second through hole 6 is respectively formed at the ends of the first mechanical box 3 and the second mechanical box 4, which are close to each other, and the two second through holes 6 have an overlapping position, a second insertion rod 8 for inserting the inside of the second through hole 6 to lock the first refrigerator door 1 and the second refrigerator door 2 is arranged in the second mechanical box 4, the second mechanical box 4 is internally provided with a reverse pushing device which can push the second inserting rod 8 to enter the second through hole 6 after the first inserting rod 7 is inserted into the second mechanical box 4.

In this embodiment, when needing to lock, close first refrigerator door 1 and second refrigerator door 2, then start thrust unit, thrust unit can insert second machinery box 4 with first inserted bar 7 through first through-hole 5 in, after first inserted bar 7 inserts second machinery box 4 in, first inserted bar 7 can promote reverse thrust unit work, then reverse thrust unit can promote second inserted bar 8 and insert the inside of first machinery box 3 through second through-hole 6 to realization that can be more convenient locks the refrigerator door, the effectual potential safety hazard that has reduced.

In another embodiment of the present invention, the pushing device includes a first magnetic member 10 rotatably connected in the first mechanical box 3 through a rotating shaft 9, and a front surface of the rotating shaft 9 extends into the first mechanical box 3, a moving plate 11 is fixedly connected to one end of the first insert rod 7 away from the second mechanical box 4, a second magnetic member 12 is fixedly connected to one side surface of the moving plate 11 close to the first magnetic member 10, a position-limiting plate 13 for limiting the moving plate 11 is arranged in the first mechanical box 3, the position-limiting plate 13 is arranged between the moving plate 11 and the first magnetic member 10, the first magnetic member 10 and the second magnetic member 12 are both magnets, a first elastic reset member 14 is sleeved on a surface of the first insert rod 7, the first elastic reset member 14 is a compression spring, and two ends of the first moving plate 14 are respectively fixedly connected to one side surface of the moving plate 11 close to the first insert rod 7 and an inner side wall of the first mechanical box 3, firstly, the rotating shaft 9 is rotated, then when the rotating shaft 9 rotates to drive the first magnetic part 10 to rotate, one side magnetic poles of the first magnetic part 10 and one side magnetic pole of the second magnetic part 12 which are close to each other are the same, and then repulsive force can be generated between the first magnetic part 10 and the second magnetic part 12, so that the first inserting rod 7 can be pushed to be inserted into the second mechanical box 4 more conveniently.

Specifically, the reverse pushing device comprises a U-shaped tube 15 fixedly connected in the second mechanical box 4, a piston 17 is slidably connected in the U-shaped tube 15, one side surface of the piston 17 close to the first mechanical box 3 is fixedly connected with the second inserted bar 8, a push rod 16 is slidably connected in the U-shaped tube 15 far away from one end of the second inserted bar 8, the first inserted bar 7 collides with the push rod 16 when moving, a second elastic reset piece 18 is sleeved on the surface of the second inserted bar 8, two ends of the second elastic reset piece 18 are respectively fixedly connected with one side surface of the piston 17 close to the second inserted bar 8 and the inner side wall of the second mechanical box 4, the second elastic reset piece 18 is a compression spring, the push rod 16 is pushed to move after the first inserted bar 7 is inserted in the second mechanical box 4, the push rod 16 moves to extrude air in the U-shaped tube 15 so as to push the piston 17 to move, finally, the piston 17 pushes the second inserted bar 8 to be inserted in the first mechanical box 3 through the second through hole 6, the second inserting rod 8 can be pushed to move more conveniently.

Further, a rotation handle 19 is fixedly connected to the front surface of the rotation shaft 9, so that the first magnetic member 10 can be more conveniently rotated.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A refrigerator door locking structure is characterized by comprising a first refrigerator door (1) and a second refrigerator door (2), wherein a first mechanical box (3) is installed in the first refrigerator door (1), a second mechanical box (4) is installed in the second mechanical box (4), one ends, close to each other, of the first mechanical box (3) and the second mechanical box (4) are respectively provided with a first through hole (5), the two first through holes (5) are overlapped, a first inserting rod (7) which can be inserted into the second mechanical box (4) to lock the first refrigerator door (1) and the second refrigerator door (2) is arranged in the first mechanical box (3), a pushing device which is used for pushing the first inserting rod (7) to move is arranged in the first mechanical box (3), one ends, close to each other, of the first mechanical box (3) and the second mechanical box (4) are respectively provided with a second through hole (6), and the two second through holes (6) are overlapped, a second inserting rod (8) which can be inserted into the second through hole (6) to lock the first refrigerator door (1) and the second refrigerator door (2) is arranged in the second mechanical box (4), and a reverse pushing device which can push the second inserting rod (8) to enter the second through hole (6) after the first inserting rod (7) is inserted into the second mechanical box (4) is arranged in the second mechanical box (4).

2. The refrigerator door locking structure according to claim 1, wherein the pushing device comprises a first magnetic member (10) rotatably connected in the first mechanical box (3) through a rotating shaft (9), the front surface of the rotating shaft (9) extends to the inside of the first mechanical box (3), the first inserting rod (7) is far away from one end of a moving plate (11) fixedly connected with the second mechanical box (4), the moving plate (11) is close to a side surface of the first magnetic member (10) and fixedly connected with a second magnetic member (12), a limiting plate (13) used for limiting the moving plate (11) is arranged in the first mechanical box (3), the limiting plate (13) is located between the moving plate (11) and the first magnetic member (10), a first elastic reset member (14) is sleeved on the surface of the first inserting rod (7), and two ends of the first elastic reset member (14) are respectively close to the side surface of the first inserting rod (7) and the first magnetic member (11) and the two ends of the first elastic reset member (14) The inner side wall of the mechanical box (3) is fixedly connected.

3. The refrigerator door locking structure according to claim 2, wherein the first magnetic member (10) and the second magnetic member (12) are both magnets.

4. The locking structure of a refrigerator door according to claim 2, wherein the first elastic restoring member (14) is a compression spring.

5. The refrigerator door locking structure according to claim 4, wherein the reverse pushing device comprises a U-shaped pipe (15) fixedly connected in the second mechanical box (4), a piston (17) is slidably connected in the U-shaped pipe (15), one side of the piston (17) close to the first mechanical box (3) is fixedly connected with the second insertion rod (8), a push rod (16) is slidably connected in the U-shaped pipe (15) far away from one end of the second insertion rod (8), the first insertion rod (7) collides with the push rod (16) when moving, a second elastic resetting piece (18) is sleeved on the surface of the second insertion rod (8), and two ends of the second elastic resetting piece (18) are fixedly connected with one side of the piston (17) close to the second insertion rod (8) and the inner side wall of the second mechanical box (4) respectively.

6. The locking structure of a refrigerator door according to claim 4, wherein the second elastic restoring member (18) is a compression spring.

7. The refrigerator door locking structure according to any one of claims 1 to 6, wherein a rotation handle (19) is fixedly connected to a front surface of the rotation shaft (9).