阅读说明：本技术 一种磁控型冰柜柜门易开系统 (Magnetic control type freezer door easy-opening system ) 是由 廖青连 于 2020-06-11 设计创作，主要内容包括：本发明公开了一种磁控型冰柜柜门易开系统,包括柜体,所述柜体上端设有能够转动的冰柜门,所述冰柜门侧壁设有安装槽,所述安装槽内壁通过压簧弹性连接有辅助板,所述辅助板侧壁固定连接有齿条,所述安装槽内壁设有放置槽,所述放置槽内壁转动连接有主动轴,所述主动轴侧壁固定连接有与齿条啮合的正齿轮,所述放置槽内底部转动连接有从动轴,所述从动轴上端固定连接有与正齿轮啮合的皇冠齿轮,所述从动轴靠近下端的侧壁固定连接有永磁条,所述柜体侧壁固定嵌设有永磁板,所述冰柜门上设有辅助抬升机构。本发明能够在保证冰柜门正常关闭时冷气不外泄的前提下,帮助人们轻松地打开冰柜门,给用户带来方便。(The invention discloses a magnetic control type freezer door easy-opening system which comprises a freezer body, wherein a freezer door capable of rotating is arranged at the upper end of the freezer body, an installation groove is formed in the side wall of the freezer door, an auxiliary plate is elastically connected to the inner wall of the installation groove through a pressure spring, a rack is fixedly connected to the side wall of the auxiliary plate, a placing groove is formed in the inner wall of the installation groove, a driving shaft is rotatably connected to the inner wall of the placing groove, a spur gear meshed with the rack is fixedly connected to the side wall of the driving shaft, a driven shaft is rotatably connected to the bottom of the placing groove, a crown gear meshed with the spur gear is fixedly connected to the upper end of the driven shaft, a permanent magnet strip is fixedly connected to the side wall, close. The refrigerator door opening device can help people to easily open the refrigerator door on the premise of ensuring that cold air does not leak when the refrigerator door is normally closed, and brings convenience to users.)

1. The utility model provides a magnetic control type refrigerator-freezer cabinet door system of easily opening, includes the cabinet body (3), cabinet body (3) upper end is equipped with can pivoted refrigerator door (1), its characterized in that: the side wall of the refrigerator door (1) is provided with an installation groove (2), the inner wall of the installation groove (2) is elastically connected with an auxiliary plate (5) through a pressure spring, the side wall of the auxiliary plate (5) is fixedly connected with a rack (6), the inner wall of the mounting groove (2) is provided with a placing groove (8), the inner wall of the placing groove (8) is rotationally connected with a driving shaft (9), the side wall of the driving shaft (9) is fixedly connected with a spur gear (7) meshed with the rack (6), the bottom in the placing groove (8) is rotationally connected with a driven shaft (11), the upper end of the driven shaft (11) is fixedly connected with a crown gear (10) which is meshed with the spur gear (7), the side wall of the driven shaft (11) close to the lower end is fixedly connected with a permanent magnet strip (13), the refrigerator is characterized in that permanent magnet plates (12) are fixedly embedded in the side walls of the refrigerator body (3), and an auxiliary lifting mechanism is arranged on the refrigerator door (1).

2. The magnetically controlled freezer door easy opening system of claim 1, wherein: the auxiliary lifting mechanism comprises a fixed block (15) fixedly connected to the bottom in the placing groove (8), two auxiliary cavities (16) are arranged in the fixed block (15), the inner walls of the two auxiliary cavities (16) are hermetically and slidably connected with piston plates (20), the upper walls of the two piston plates (20) are fixedly connected with traction ropes (14), the side wall of the driven shaft (11) is provided with a winding groove (23), the two hauling ropes (14) are wound on the side wall of the winding groove (23) and fixedly connected with the side wall of the winding groove (23), a buffer cavity (18) is arranged in the fixed block (15), the upper wall of the buffer cavity (18) is communicated with the two auxiliary cavities (16) through a connecting passage (17), the refrigerator door (1) lower wall is equipped with bar gasbag (19), bar gasbag (19) are through gas outlet channel (21) and cushion chamber (18) intercommunication.

3. The magnetically controlled freezer door easy opening system of claim 2, wherein: the two hauling ropes (14) penetrate through the upper walls of the two auxiliary cavities (16) respectively, and sealing rings are arranged at the penetrating positions of the hauling ropes (14) and the auxiliary cavities (16).

4. The magnetically controlled freezer door easy opening system of claim 3, wherein: the inner wall of the placing groove (8) is rotatably connected with a rotating rod, the side wall of the rotating rod is fixedly connected with a guide wheel (22), and the two traction ropes (14) are wound around the side wall of the guide wheel (22).

5. The magnetically controlled freezer door easy opening system of claim 2, wherein: the cross section of the connecting channel (17) is of a T-shaped structure, two ends of the connecting channel (17) in the horizontal direction are respectively communicated with the two auxiliary cavities (16), and the vertical end of the connecting channel (17) is communicated with the buffer cavity (18).

6. The magnetically controlled freezer door easy opening system of claim 1, wherein: the inner wall of the mounting groove (2) is fixedly connected with a guide rod (4), and the guide rod (4) penetrates through the side wall of the auxiliary plate (5).

Technical Field

The invention relates to the technical field of refrigerators, in particular to a magnetic control type refrigerator door easy-opening system.

Background

The refrigerator is a device for preserving articles by cooling air, and is widely applied to some shops and markets for freezing and storing some cold drink or seafood products to ensure the quality of the foods, and the existing refrigerator door has the following problems:

1. in order to prevent cold air in the freezer from leaking, a magnetic seal is generally arranged to enable a cabinet door to be tightly adsorbed on the cabinet body, and although the magnetic seal can effectively prevent the cold air from leaking, when people need to open the cabinet door, not only the gravity of the cabinet door needs to be overcome, but also the attraction of the magnetic seal needs to be overcome, so that people need to use large force to open the cabinet door, and inconvenience is brought to the people;

2. because the air temperature in the refrigerator is lower, and the temperature is lower, the atmospheric pressure is also lower, and outside atmospheric pressure is greater than the inside atmospheric pressure of refrigerator, can press the refrigerator door on the cabinet body, will cause inconvenience for the opening process of refrigerator door.

Therefore, there is a need to design an easy-opening system for door of magnetic controlled refrigerator to solve the above problems.

Disclosure of Invention

The invention aims to solve the defects in the prior art, and provides a magnetic control type freezer door easy-opening system.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a magnetic control type freezer door easy-opening system, includes the cabinet body, cabinet body upper end is equipped with can the pivoted freezer door, freezer door lateral wall is equipped with the mounting groove, the mounting groove inner wall has the accessory plate through pressure spring elastic connection, accessory plate lateral wall fixedly connected with rack, the mounting groove inner wall is equipped with the standing groove, the standing groove inner wall rotates and is connected with the driving shaft, driving shaft lateral wall fixedly connected with and rack toothing's spur gear, the bottom rotates in the standing groove and is connected with the driven shaft, driven shaft upper end fixedly connected with and spur gear meshing's crown gear, the driven shaft is close to the lateral wall fixedly connected with permanent magnetic stripe of lower extreme, the fixed permanent magnetic plate that inlays of cabinet lateral wall, be equipped with supplementary.

Preferably, supplementary lifting mechanism includes the fixed block of fixed connection bottom in the standing groove, the inside two supplementary chambeies that are equipped with of fixed block, two the equal sealing sliding connection of supplementary intracavity wall has the piston board, two the equal fixedly connected with haulage rope of piston board upper wall, the driven shaft lateral wall is equipped with wire winding groove, two the haulage rope all twines at wire winding groove lateral wall and with wire winding groove lateral wall fixed connection, the inside cushion chamber that is equipped with of fixed block, the cushion chamber upper wall is through connecting way and two supplementary chambeies intercommunication, refrigerator door lower wall is equipped with the bar gasbag, the bar gasbag passes through gas outlet channel and cushion chamber intercommunication.

Preferably, the two hauling ropes penetrate through the upper walls of the two auxiliary cavities respectively, and sealing rings are arranged at the penetrating positions of the two hauling ropes and the auxiliary cavities.

Preferably, the standing groove inner wall rotates and is connected with the bull stick, bull stick lateral wall fixedly connected with leading wheel, two the haulage rope all walks around the leading wheel lateral wall.

Preferably, the cross section of the connecting channel is of a T-shaped structure, two ends of the connecting channel in the horizontal direction are respectively communicated with the two auxiliary cavities, and the vertical end of the connecting channel is communicated with the buffer cavity.

Preferably, the inner wall of the mounting groove is fixedly connected with a guide rod, and the guide rod penetrates through the side wall of the auxiliary plate.

The invention has the following beneficial effects:

1. compared with the prior art, when a user opens the refrigerator door, the auxiliary plate is upwards extruded to drive the rack to move, so that the spur gear and the crown gear are driven to rotate, the magnetic poles of the permanent magnetic strips are turned, the opposite magnetic poles at the two ends of the permanent magnetic strips and the two ends of the permanent magnetic plates are homopolar, and the repulsion force between the permanent magnetic strips and the permanent magnetic plates can help people to easily open the refrigerator door;

2. compared with the prior art, when the crown gear rotates, the driven shaft rotates, the traction rope can be wound in the winding groove, the two piston plates move upwards, air in the auxiliary cavity is extruded into the strip-shaped air bags, the strip-shaped air bags expand, the refrigerator door can be jacked up, and a user can be further helped to easily open the refrigerator door.

Drawings

FIG. 1 is a schematic view of an easy opening system for a door of a magnetic controlled refrigerator according to the present invention;

FIG. 2 is an enlarged view of the structure at the position A of the easy opening system of the magnetic control type freezer door according to the present invention;

FIG. 3 is an enlarged view of the structure at B of the easy opening system for the door of a magnetic controlled refrigerator according to the present invention.

In the figure: the refrigerator comprises a refrigerator door 1, a refrigerator body 2, an installation groove 2, a refrigerator body 3, a guide rod 4, an auxiliary plate 5, a rack 6, a spur gear 7, a placement groove 8, a driving shaft 9, a crown gear 10, a driven shaft 11, a permanent magnet plate 12, a permanent magnet strip 13, a traction rope 14, a fixed block 15, an auxiliary cavity 16, a connecting channel 17, a buffer cavity 18, a strip-shaped air bag 19, a piston plate 20, an air outlet channel 21, a guide wheel 22 and a winding groove 23.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-3, a magnetic control type freezer door easy opening system comprises a cabinet body 3, a rotatable freezer door 1 is arranged at the upper end of the cabinet body 3, a mounting groove 2 is arranged on the side wall of the freezer door 1, the inner wall of the mounting groove 2 is elastically connected with an auxiliary plate 5 through a pressure spring, a guide rod 4 is fixedly connected with the inner wall of the mounting groove 2, the guide rod 4 is a rectangular rod, the guide rod 4 penetrates through the side wall of the auxiliary plate 5, a path for limiting the movement of the auxiliary plate 5 is mainly arranged on the guide rod 4, so that the auxiliary plate 5 can only move up and down along the direction of the guide rod 4, a rack 6 is fixedly connected with the side wall of the auxiliary plate 5, a placing groove 8 is arranged on the inner wall of the mounting groove 2, a driving shaft 9 is rotatably connected with the inner wall of the placing groove 8, a spur gear 7 meshed with the rack 6 is, the side wall of the driven shaft 11 near the lower end is fixedly connected with a permanent magnet strip 13, the side wall of the cabinet body 3 is fixedly embedded with a permanent magnet plate 12, in an initial state, namely, the refrigerator door 1 is in a closed state, magnetic poles at two ends of the permanent magnet strip 13 opposite to two ends of the permanent magnet plate 12 are heteropolar, further, the permanent magnet strip 13 and the permanent magnet plate 12 are both made of Ru-Fe-B magnets, and strong magnetic acting force is ensured between the permanent magnet strip 13 and the permanent magnet plate 12.

The refrigerator door 1 is provided with an auxiliary lifting mechanism, the auxiliary lifting mechanism comprises a fixed block 15 fixedly connected to the bottom in the placement groove 8, two auxiliary cavities 16 are arranged in the fixed block 15, the inner walls of the two auxiliary cavities 16 are hermetically and slidably connected with piston plates 20, the upper walls of the two piston plates 20 are fixedly connected with traction ropes 14, the two traction ropes 14 respectively penetrate through the upper walls of the two auxiliary cavities 16, sealing rings are arranged at the penetrating positions of the two traction ropes 14 and the auxiliary cavities 16, on one hand, air leakage in the auxiliary cavities 16 can be prevented, on the other hand, friction damage at the penetrating positions of the traction ropes 14 and the auxiliary cavities 16 can be prevented, the inner wall of the placement groove 8 is rotatably connected with a rotating rod, the side wall of the rotating rod is fixedly connected with a guide wheel 22, the two traction ropes 14 both bypass the side wall of the guide wheel 22, the side wall of the driven shaft 11 is provided with a winding groove 23, it is noted that both pull cords 14 are always in a taut state, so that both pull cords 14 do not get knotted.

The inside cushion chamber 18 that is equipped with of fixed block 15, cushion chamber 18 upper wall passes through connecting channel 17 and two supplementary chambeies 16 intercommunication, and the cross section of connecting channel 17 is T type structure, and the both ends on the connecting channel 17 horizontal direction communicate with two supplementary chambeies 16 respectively, and the vertical end and the cushion chamber 18 intercommunication of connecting channel 17, and refrigerator door 1 lower wall is equipped with bar gasbag 19, and bar gasbag 19 communicates with cushion chamber 18 through going out gas channel 21.

When the refrigerator door 1 needs to be opened by a user, the user only needs to stretch into the mounting groove 2 by hand to extrude the auxiliary plate 5 upwards, the auxiliary plate 5 moves upwards to drive the rack 6 to move upwards, the rack 6 drives the spur gear 7 to rotate, the spur gear 7 drives the crown gear 10 to rotate, the crown gear 10 drives the driven shaft 11 to rotate, and further the magnetic pole of the permanent magnetic strip 13 is rotated, the magnetic pole opposite to the two ends of the permanent magnetic strip 13 and the permanent magnetic plate 12 is homopolar, and under the matching of the repulsion force of the permanent magnetic plate 12 and the permanent magnetic strip 13, the user continues to exert force upwards, so that the refrigerator door 1 can be opened easily in an overturning manner.

When driven shaft 11 rotates, can twine 23 lateral walls in wire winding groove with two haulage ropes 14 to drive two piston plates 20 and upwards remove, can with two air extrusions in the auxiliary chamber 16 buffer chamber 18, again from going out in the gas channel 21 gets into bar gasbag 19, make bar gasbag 19 inflation, can be with refrigerator door 1 jack-up upwards, further make things convenient for people to open refrigerator door 1.

After people cover refrigerator door 1, loosen the hand, accessory plate 5 resets under the spring action of pressure spring, and then drive rack 6 downstream, make spur gear 7 and crown gear 10 reversal, make the magnetic pole of permanent magnetism strip 13 transfer again, at this moment, the magnetic pole that permanent magnetism strip 13 and permanent magnetism board 12 both ends are relative is heteropole, can adsorb refrigerator door 1 tightly on the cabinet body 3, prevent the inside air conditioning of cabinet body 3 from leaking, two piston plates 20 stimulate haulage rope 14 downstream under the action of gravity simultaneously, and in inhaling the air in the bar gasbag 19 back to auxiliary chamber 16, make bar gasbag 19 shrink.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.