CN111238141A - Refrigerator and control method - Google Patents
Refrigerator and control method Download PDFInfo
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- CN111238141A CN111238141A CN202010067904.1A CN202010067904A CN111238141A CN 111238141 A CN111238141 A CN 111238141A CN 202010067904 A CN202010067904 A CN 202010067904A CN 111238141 A CN111238141 A CN 111238141A
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- Prior art keywords
- electromagnetic lock
- refrigerator
- door body
- state
- power
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
- F25D23/02—Doors; Covers
- F25D23/028—Details
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B43/00—Time locks
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
- E05B47/0002—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with electromagnets
- E05B47/0006—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with electromagnets having a non-movable core; with permanent magnet
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B65/00—Locks or fastenings for special use
- E05B65/0042—For refrigerators or cold rooms
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D29/00—Arrangement or mounting of control or safety devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2323/00—General constructional features not provided for in other groups of this subclass
- F25D2323/02—Details of doors or covers not otherwise covered
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2600/00—Control issues
- F25D2600/02—Timing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2600/00—Control issues
- F25D2600/06—Controlling according to a predetermined profile
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Refrigerator Housings (AREA)
Abstract
The invention discloses a refrigerator and a control method, relates to the technical field of storage equipment, and aims to solve the problem that a child possibly opens a refrigerator door and mistakenly enters the refrigerator in the prior art. The refrigerator comprises a refrigerator body, wherein a storage chamber is arranged in the refrigerator body, and an electromagnetic lock is fixed on the refrigerator body; the door body is movably connected with the box body and used for opening or closing the storage chamber, an adsorption block is fixed on the surface of the door body opposite to the box body, the adsorption block is arranged corresponding to the position of the electromagnetic lock, and when the electromagnetic lock is electrified, the adsorption block can be adsorbed to lock the door body; the electromagnetic lock is controlled to enter a power-off state and keep set time when the first touch key is triggered, and the electromagnetic lock is controlled to be in a power-on state after the set time is exceeded. The refrigerator is used for storing food materials.
Description
Technical Field
The invention relates to the technical field of storage equipment, in particular to a refrigerator and a control method.
Background
The refrigerator is an indispensable storage device in daily life, and with the continuous improvement of living standard, people have higher and higher requirements on the performance of the refrigerator, wherein one of the requirements is the size of the storage space inside the refrigerator.
Therefore, some refrigerators with large volumes appear in the market, and in order to store more food materials, most families can select the refrigerators with large volumes, and the refrigerators have large internal spaces and can store more food materials.
Inside can forming certain negative pressure at the refrigeration in-process of the box of current refrigerator, when the door body was closed, can form certain suction to the door body, but, this suction is general less, and the door body of refrigerator can be opened easily, and to children's family, children probably oneself open the door body to refrigerator inner space is great, and inside children can get into the refrigerator, consequently, the mistake was closed children in the refrigerator easily, had the potential safety hazard.
Disclosure of Invention
The embodiment of the invention provides a refrigerator and a control method, which can prevent a child from opening a refrigerator door by mistake, prevent the child from entering the interior of the refrigerator and eliminate potential safety hazards.
In order to achieve the above purpose, the embodiment of the invention adopts the following technical scheme:
the embodiment of the invention provides a refrigerator, which comprises a refrigerator body, a storage chamber and a door, wherein the storage chamber is arranged inside the refrigerator body; the door body is movably connected with the box body and used for opening or closing the storage chamber, an adsorption block is fixed on the surface of the door body opposite to the box body, the adsorption block is arranged corresponding to the position of the electromagnetic lock, and when the electromagnetic lock is electrified, the adsorption block can be adsorbed to lock the door body; the electromagnetic lock is controlled to enter a power-off state and keep set time when the first touch key is triggered, and the electromagnetic lock is controlled to be in a power-on state after the set time is exceeded.
According to the refrigerator provided by the embodiment of the invention, the electromagnetic lock is arranged on the refrigerator body, the door body is locked by adsorbing the adsorption block on the door body through the electromagnetic lock, the door body is provided with the first touch key, when the first touch key is triggered, the electromagnetic lock is powered off within a set time, the door body can be opened, food materials are stored and taken, when the set time is exceeded, the electromagnetic lock is continuously powered on, and after the door body is closed, the door body is still locked by the electromagnetic lock, so that the door body cannot be opened randomly, children are prevented from entering the refrigerator by mistake, and potential safety hazards are eliminated.
Another embodiment of the present invention provides a method for controlling a refrigerator as described above, including the steps of: responding to the receiving of the triggering input of the first touch key by the user; if the electromagnetic lock is in a power-on state, controlling the electromagnetic lock to enter a power-off state and keeping set time; and if the electromagnetic lock is in the power-off state and exceeds the set time, controlling the electromagnetic lock to enter the power-on state.
According to the control method provided by the embodiment of the invention, the electromagnetic lock is electrified to have suction force and adsorb the adsorption block on the door body, so that the door body is locked, when food materials are required to be accessed, the first touch key on the door body needs to be started, the electromagnetic lock can enter a power-off state within a set time period, the suction force disappears, the door body can be opened, and the food materials are accessed.
Drawings
Fig. 1 is a schematic view of an overall structure of a refrigerator according to an embodiment of the present invention;
fig. 2 is a front view of a refrigerator according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a refrigerator door body and an adsorption block according to an embodiment of the present invention;
fig. 4 is an enlarged view of a partial structure of an adsorption block mounted on a shell of the door body according to the embodiment of the present invention;
FIG. 5 is a schematic structural view of a hinge cover provided in an embodiment of the present invention;
FIG. 6 is an enlarged view of a portion of a hinged cover provided in accordance with an embodiment of the present invention;
fig. 7 is a schematic structural diagram of an electromagnetic lock according to an embodiment of the present invention;
FIG. 8 is a cross-sectional view of an absorption block and a damping sleeve according to an embodiment of the present invention;
FIG. 9 is a perspective view of an absorption block and a damping sleeve provided in the embodiment of the present invention;
FIG. 10 is a cross-sectional view of a suction block provided in accordance with an embodiment of the present invention;
FIG. 11 is a cross-sectional view of a shock absorbing sleeve provided in accordance with an embodiment of the present invention;
fig. 12 is a flowchart of a control method of a refrigerator according to an embodiment of the present invention.
Reference numerals: 100. a box body; 110. an electromagnetic lock; 111. a fixing plate; 120. a hinge cover; 121. a second elastic hook; 200. a door body; 210. an adsorption block; 211. a convex edge; 212. a groove; 220. a first touch key; 230. a second touch key; 240. a first elastic hook; 250. a shock-absorbing sleeve; 251. a protrusion; 260. a display screen.
Detailed Description
The refrigerator and the control method according to the embodiment of the present invention will be described in detail with reference to the accompanying drawings.
In the description of the present invention, it is to be understood that the terms "central", "upper", "lower", and "upper" are used herein,
The directional or positional relationships "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are indicative of those directions or positional relationships illustrated in the drawings, merely to facilitate the description of the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.
The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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.
An embodiment of the present invention provides a refrigerator having an approximately rectangular parallelepiped shape, as shown in fig. 1, an external appearance of which is defined by a storage compartment defining a storage space and a plurality of door bodies 200 provided in the storage compartment.
The storage chamber is a cabinet 100 having an opening, the storage chamber is vertically divided into a plurality of spaces, and each of the divided spaces may have an independent storage space. The storage chamber is selectively opened or closed by a door body 200 pivotably mounted on the storage chamber.
In detail, the storage chamber comprises a storage drawer positioned at the lower side, and the storage drawer is provided with two layers and can respectively store different food materials; the storeroom further comprises a plurality of laminates positioned above the storage drawer, and the storeroom is divided into a plurality of layers of storage spaces by the laminates, so that the storeroom is divided into a plurality of mutually independent storage spaces, and more food materials can be stored.
As shown in fig. 1 and fig. 2, an electromagnetic lock 110 is fixed on a box 100 provided in the embodiment of the present invention; the adsorption block 210 is fixedly arranged on the surface of the door body 200 opposite to the refrigerator body 100, the adsorption block 210 is arranged corresponding to the position of the electromagnetic lock 110, when the electromagnetic lock 110 is powered on, the adsorption block 210 on the door body 200 can be adsorbed, so that the door body 200 is locked, the door body 200 is also provided with a first touch key 220, when the first touch key 220 is triggered, the electromagnetic lock 110 is controlled to enter a power-off state and keep a set time, and after the set time is exceeded, the electromagnetic lock 110 is controlled to be in the power-on state.
According to the refrigerator provided by the embodiment of the invention, as the electromagnetic lock 110 is installed on the refrigerator body 100, the electromagnetic lock 110 adsorbs the adsorption block 210 on the door body 200, so that the door body 200 is locked, the first touch key 220 is arranged on the door body 200, when the first touch key 220 is triggered, the electromagnetic lock 110 is powered off within a set time, so that the door body 200 can be opened, food materials can be stored and taken, after the set time is exceeded, the electromagnetic lock 110 is continuously powered on, after the door body 200 is closed, the door body 200 is still locked by the electromagnetic lock 110, so that the door body 200 cannot be opened at will, children are prevented from entering the refrigerator by mistake, and potential safety hazards are eliminated.
As shown in fig. 1 and fig. 2, a second touch key 230 is further disposed on the door body 200 according to the embodiment of the present invention, and when the electromagnetic lock 110 is in the power-on state and both the first touch key 220 and the second touch key 230 are triggered, the electromagnetic lock 110 is controlled to enter the power-off state; when the electromagnetic lock 110 is in the power-off state and both the first touch key 220 and the second touch key 230 are triggered, the electromagnetic lock 110 is controlled to enter the power-on state. Through triggering first touch key 220 and second touch key 230 in proper order, make electromagnetic lock 110 last the outage, promptly in lasting the outage duration, electromagnetic lock 110's suction disappears, thereby can be in the frequent a period of refrigerator use, open refrigerator door body 200 at will, need not open the door at every turn and all trigger a first touch key 220 once, after the refrigerator finishes using, trigger first touch key 220 and second touch key 230 respectively once more, can make electromagnetic lock 110 energize once more, in order to adsorb above-mentioned absorption piece 210, lock door body 200, it is more convenient to use.
It should be noted that, triggering the first touch key 220 causes the electromagnetic lock 110 to be in the power-off state within a set time, and both the first touch key 220 and the second touch key 230 enter the disabled state within the set time, thereby avoiding that the state of the electromagnetic lock 110 is changed and misoperation is caused due to triggering the first touch key 220 or the second touch key 230 again within the set time.
Preferably, as shown in fig. 2, a display screen 260 is disposed on the front surface of the door body 200, the first touch key 220 and the second touch key 230 are both touch switches disposed on the display screen 260, the display screen 260 is further provided with other keys such as a temperature adjusting switch and a humidity adjusting switch of the refrigerator, and the display screen 260 may further display operating parameters of the refrigerator, such as internal storage temperature and humidity.
As shown in fig. 3, the adsorption block 210 according to the embodiment of the present invention penetrates through the shell of the door 200, and a portion of the adsorption block 210 extending into the shell of the door 200 is fixedly connected to the inner wall of the shell of the door 200. The adsorption block 210 penetrates through the shell of the door body 200, and the part inside the door body 200 is fixedly connected with the inner wall of the shell of the door body 200, so that the connection structure between the adsorption block 210 and the shell of the door body 200 can be hidden, and the integral attractiveness is facilitated.
Specifically, as shown in fig. 4, a clamping structure is disposed between an inner portion of the adsorption block 210 extending into the door body 200 and an inner wall of the door body 200, and the clamping structure is configured to prevent the adsorption block 210 from moving towards the inside or the outside of the door body 200. Adsorb the piece 210 through the restriction of joint structure and move to the casing inside or outside of door body 200 to make adsorb on the piece 210 is fixed in the casing of door body 200, and adsorb mutual joint between piece 210 and the shells inner wall of door body 200, conveniently adsorb the dismantlement of piece 210, be convenient for maintain and change.
As shown in fig. 4, the clamping structure provided in the embodiment of the present invention includes a convex edge 211 disposed on a side wall of the adsorption block 210 located at the inner portion of the shell of the door body 200, and a first elastic clamping hook 240 disposed on the inner wall of the shell of the door body 200, where the convex edge 211 extends along the side wall of the adsorption block 210 located at the inner portion of the shell of the door body 200 by one circle, the convex edge 211 is attached to the inner wall of the shell of the door body 200, the first elastic clamping hooks 240 are provided in plural numbers and are uniformly distributed along an edge of the convex edge 211, and an edge of the convex edge 211 is clamped with the first elastic clamping hook 240. The side wall of the adsorption block 210 is provided with a circle of convex edge 211, so that the area of the adsorption block inside the shell of the door body 200 is larger than the area of a through hole (not shown in the figure) in the shell of the door body 200, the adsorption block 210 can be prevented from moving to the outer part of the shell of the door body 200, the convex edge 211 is clamped on the inner wall of the shell of the door body 200 through the first elastic clamping hook 240, the adsorption block 210 can be prevented from moving to the inner part of the shell of the door body 200, and the adsorption block 210 is fixed on the shell of the door body. And through protruding edge 211 and the mutual joint of structure of first elasticity trip 240, make adsorb piece 210 detachable fix on the casing of door body 200, convenient maintenance is changed to other fasteners such as need not increase the screw and fix, can reduce part quantity, reduce whole manufacturing cost.
In addition, when the adsorption plate 210 is installed, the first elastic hook 240 is pushed away from the inner side of the shell of the door body 200, the adsorption plate 210 is inserted into the through hole in the shell of the door body 200, the convex edge 211 is attached to the inner wall of the shell of the door body 200, and then the first elastic hook 240 is released, so that the first elastic hook 240 is clamped on the edge of the convex edge 211.
Preferably, as shown in fig. 4, the convex edge 211 and the suction block 210 provided in the embodiment of the present invention may be integrally formed, that is, the plate surface area of the portion of the suction block 210 located inside the casing of the door body 200 is larger than the cross-sectional area of the through hole on the casing of the door body 200, the portion of the suction block 210 located inside the casing of the door body 200 is larger than the through hole to form the convex edge 211, the convex edge 211 and the inner wall of the casing of the door body 200 are attached to each other, and then the suction block 210 is fixed to the casing of the door body 200 by snapping the first elastic snap 240.
As shown in fig. 1, a hinge cover 120 for mounting a hinge of a door 200 is fixedly disposed on a top surface of a cabinet 100 according to an embodiment of the present invention, and as shown in fig. 5 and 6, the electromagnetic lock 110 is fixed in the hinge cover 120. The electromagnetic lock 110 is hidden in the hinge cover 120 on the top surface of the door body 200, so that the electromagnetic lock 110 and the hinge of the door body 200 are hidden in the hinge cover 120 through the hinge cover 120 on the top surface of the refrigerator body 100, the integral appearance of the refrigerator is facilitated, and the electromagnetic lock 110 can be protected.
Preferably, as shown in fig. 5 and 6, at least two second elastic hooks 121 are disposed on an inner wall of the hinge cover 120 and are uniformly distributed at an edge of the electromagnetic lock 110, the edge of the electromagnetic lock 110 is in a snap connection with the second elastic hooks 121, and the second elastic hooks 121 are used for preventing the electromagnetic lock 110 from moving in the hinge cover 120 in a horizontal direction. The edge of the electromagnetic lock 110 is clamped in the second elastic clamping hook 121, so that the electromagnetic lock 110 is fixed on the inner wall of the hinge cover 120, a fastener such as a screw is not required to be added for fixing, and the head of the screw and other parts cannot be seen when the electromagnetic lock is seen from the outside, so that the electromagnetic lock 110 is hidden in the hinge cover 120, and the whole refrigerator is more attractive.
Preferably, in order to fix the electromagnetic lock 110 stably, two of the second elastic hooks 121 are symmetrically disposed on two sides of the electromagnetic lock 110, and a plurality (three or more) of the second elastic hooks 121 are uniformly distributed along a circumference of the electromagnetic lock 110.
Furthermore, as shown in fig. 1 and 7, a fixing plate 111 is fixedly connected to the electromagnetic lock 110, a through hole (not shown in the drawings) is formed in a surface of the hinge cover 120 facing the front of the box 100, the fixing plate 111 is disposed in the through hole, the fixing plate 111 is disposed corresponding to the position of the adsorption block 210, and when the electromagnetic lock 110 is powered on, the fixing plate 111 adsorbs the adsorption block 210. Through set up fixed plate 111 on electromagnetic lock 110, and set up fixed plate 111 in the through-hole that sets up on hinge cover 120, make fixed plate 111 expose outside hinge cover 120 through the through-hole, be convenient for fixed plate 111 to contact with adsorption block 210, when electromagnetic lock 110 circular telegram, fixed plate 111 attracts adsorption block 210, make door body 200 locked, thereby make electromagnetic lock 110 hide the inside at hinge cover 120 completely, and when closing door body 200, adsorption block 210 directly contacts with fixed plate 111, avoid adsorption block 210 directly to strike electromagnetic lock 110, in order to protect the intact of electromagnetic lock 110, and can prolong electromagnetic lock 110's life.
Preferably, the number of the fixing plates 111 arranged on the electromagnetic lock 110 is determined according to the number of the door bodies, that is, a single-door refrigerator is provided with only one fixing plate 111, and a double-door refrigerator is provided with two fixing plates 111, so that when the electromagnetic lock 110 is powered on, the fixing plates 111 can attract the adsorption blocks 210 on the corresponding door body 200.
In order to avoid that the electromagnetic lock 110 has too strong impact on the adsorption block 210 and the electromagnetic lock 110 to cause component damage when the refrigerator door 200 is closed, a damping sleeve 250 is arranged between the adsorption block 210 and the electromagnetic lock 110 according to the embodiment of the present invention, and as shown in fig. 8, the damping sleeve 250 is fixedly connected to the adsorption block 210. By arranging the damping sleeve 250 on the adsorption block 210, when the refrigerator door body 200 is closed, a damping effect can be achieved, so that damage to components caused by strong collision between the adsorption block 210 and the electromagnetic lock 110 is prevented.
As shown in fig. 4 and 9, the shock-absorbing sleeve 250 according to an embodiment of the present invention is sleeved on a portion of the adsorption block 210, which is located outside the door body 200, as shown in fig. 10, a groove 212 is formed on a side wall of the adsorption block 210, as shown in fig. 11, a protrusion 251 is formed on an inner wall of the shock-absorbing sleeve 250, and as shown in fig. 8 and 11, the protrusion 251 extends into the groove 212. The shock-absorbing sleeve 250 is set to be in the shape of a protective sleeve, is sleeved on the adsorption block 210, and is clamped with the groove 212 on the outer wall of the adsorption block 210 through the protrusion 251 on the inner wall of the shock-absorbing sleeve 250, so that the contact area between the shock-absorbing sleeve 250 and the adsorption block 210 is increased, the friction force between the shock-absorbing sleeve 250 and the adsorption block 210 is increased, and the shock-absorbing sleeve 250 is prevented from falling off.
A flowchart of a control method of a refrigerator provided by an embodiment of the present invention is shown in fig. 12, and specifically includes the following steps: in response to accepting a user's trigger input to the first touch key 220; if the electromagnetic lock 110 is in the power-on state, controlling the electromagnetic lock 110 to enter the power-off state and keeping the set time; and if the electromagnetic lock 110 is in the power-off state for more than the set time, controlling the electromagnetic lock 110 to enter the power-on state.
According to the control method of the refrigerator provided by the embodiment of the invention, the electromagnetic lock 110 is electrified to have suction force and adsorb the adsorption block 210 on the door body 200, so that the door body 200 is locked, when food materials need to be stored and taken, the first touch key 220 on the door body 200 needs to be triggered, the electromagnetic lock 110 can be in a power-off state within a set time, the suction force disappears, the door body 200 can be opened, the needed food materials can be stored and taken, when the power-off state of the electromagnetic lock 110 exceeds the set time, the electromagnetic lock 110 is automatically electrified to generate the suction force again, after the door body 200 is closed, the door body 200 is continuously locked, and the door body 200 can be unlocked only by triggering the first touch key 220, so that the refrigerator can be prevented from being opened by children, the children can be prevented from entering the interior of the refrigerator by mistake, and potential safety hazards are eliminated.
Preferably, the set time can be determined according to the use condition of the user, for example, the set time is set to 10s, that is, after the first touch key 220 is triggered, the electromagnetic lock 110 is powered off within 10s, the refrigerator door can be opened, after 10s is exceeded, the electromagnetic lock 110 is powered on again, and when the refrigerator door is closed, the refrigerator door is locked, the time can be prolonged or shortened according to the use habit of the user.
The control method provided by the embodiment of the invention also comprises the following steps: responding to the acceptance of the respective triggering input of the first touch key 220 and the second touch key 230 by the user; if the electromagnetic lock 110 is in the power-on state, controlling the electromagnetic lock 110 to enter the power-off state; and if the electromagnetic lock 110 is in the power-off state, controlling the electromagnetic lock 110 to enter the power-on state. Through triggering first touch key 220 and second touch key 230 respectively, make electromagnetic lock 110 get into the outage state, under this mode, door body 200 is not locked, can open the refrigerator door at will to when the frequent switch refrigerator door of needs, need not open the door at every turn and all trigger first touch key 220, it is more convenient to use, after the refrigerator finishes using, triggers once more first touch key 220 with second touch key 230 can make electromagnetic lock 110 get into the circular telegram state, in order to lock door body 200.
In order to avoid the system controlling the electromagnetic lock 110 to be powered off within the set time after the first touch key 220 is triggered, in the embodiment of the present invention, the time difference between the triggering of the first touch key 220 and the triggering of the second touch key 230 is set to be less than or equal to 1s, and when the triggering of the first touch key 220 exceeds 1s, and the second touch key 230 is not triggered, the electromagnetic lock 110 is controlled to be powered off within the set time, so as to ensure that no misoperation occurs.
Specifically, in the embodiment of the present invention, the electromagnetic lock 110 is provided with two unlocking modes, a control process is shown in a control process flow chart shown in fig. 12, which are respectively referred to as a child mode and an adult mode in the embodiment of the present invention, an initial state of the refrigerator is the child mode, in the child mode, the first touch key 220 needs to be triggered, after the first touch key 220 is triggered, the electromagnetic lock 110 is powered off within a set time, that is, the unlocking state, at this time, the refrigerator door can be opened, after the set time is exceeded, the electromagnetic lock 110 is automatically powered on to generate a suction force, and after the refrigerator door is closed, the electromagnetic lock is locked; when a user respectively triggers the first touch key 220 and the second touch key 230 and the time difference between the triggering of the first touch key 220 and the triggering of the second touch key 230 is less than or equal to 1s, the refrigerator can enter an adult mode, the electromagnetic lock 110 is always in a power-off state, namely in an unlocking state, the refrigerator door is not locked, the refrigerator door can be opened and closed at will, when the user needs to frequently open and close the refrigerator door, for example, during cooking, the refrigerator enters the adult mode, the first touch key 220 does not need to be frequently triggered for unlocking, the use is more convenient, after the refrigerator is used, the user respectively triggers the first touch key 220 and the second touch key 230 again, the electromagnetic lock 110 is powered on again, the refrigerator enters a child mode, and therefore the situation that a child mistakenly enters the interior of the refrigerator is avoided, and potential safety hazards are eliminated.
In the description herein, particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (10)
1. A refrigerator, characterized by comprising:
the refrigerator comprises a refrigerator body, a door and a door, wherein a storage chamber is arranged in the refrigerator body, and an electromagnetic lock is fixed on the refrigerator body;
the door body is movably connected with the box body and used for opening or closing the storage chamber, an adsorption block is fixed on the surface of the door body opposite to the box body, the adsorption block is arranged corresponding to the position of the electromagnetic lock, and when the electromagnetic lock is electrified, the adsorption block can be adsorbed to lock the door body;
the electromagnetic lock is controlled to enter a power-off state and keep set time when the first touch key is triggered, and the electromagnetic lock is controlled to be in a power-on state after the set time is exceeded.
2. The refrigerator according to claim 1, wherein a second touch key is further arranged on the door body, and when the electromagnetic lock is in a power-on state and the first touch key and the second touch key are both triggered, the electromagnetic lock is controlled to enter a power-off state;
when the electromagnetic lock is in a power-off state and the first touch key and the second touch key are both triggered, the electromagnetic lock is controlled to enter a power-on state.
3. The refrigerator according to claim 1, wherein the adsorption block penetrates through the shell of the door body, the part of the adsorption block extending into the shell of the door body is connected with the inner wall of the shell of the door body through a clamping structure, and the clamping structure is used for preventing the adsorption block from moving towards the inside or the outside of the shell of the door body.
4. The refrigerator according to claim 3, wherein the clamping structure comprises a convex edge arranged on the side wall of the portion, inside the door body, of the adsorption block, and a first elastic clamping hook arranged on the inner wall of the door body, the convex edge extends along the side wall of the portion, inside the door body, of the adsorption block, the convex edge is attached to the inner wall of the door body, the first elastic clamping hooks are arranged in a plurality and are uniformly distributed along the edge of the convex edge, and the edge of the convex edge is clamped with the first elastic clamping hook.
5. The refrigerator according to claim 1, wherein a hinge cover for mounting a hinge of the door body is fixed on a top surface of the refrigerator body, and the electromagnetic lock is fixed in the hinge cover.
6. The refrigerator as claimed in claim 5, wherein the inner wall of the hinge cover is provided with at least two second elastic hooks, and the second elastic hooks are uniformly distributed at the edge of the electromagnetic lock, the edge of the electromagnetic lock is clamped with the second elastic hooks, and the second elastic hooks are used for preventing the electromagnetic lock from moving in the hinge cover along the horizontal direction.
7. The refrigerator as claimed in claim 5, wherein a fixing plate is fixedly connected to the electromagnetic lock, a through hole is formed in a surface of the hinge cover facing the front of the refrigerator body, the fixing plate is disposed in the through hole, the fixing plate is disposed corresponding to the adsorption block, and when the electromagnetic lock is energized, the fixing plate is used for adsorbing the adsorption block.
8. The refrigerator according to any one of claims 1 to 7, wherein a shock absorption sleeve is sleeved on a part of the absorption block, which is located outside the shell of the door body, a groove is formed in a side wall of the absorption block, which is located outside the shell of the door body, and a protrusion is arranged on an inner wall of the shock absorption sleeve and extends into the groove.
9. A control method of a refrigerator according to any one of claims 1 to 8, comprising the steps of:
responding to the receiving of the triggering input of the first touch key by the user;
if the electromagnetic lock is in a power-on state, controlling the electromagnetic lock to enter a power-off state and keeping set time;
and if the electromagnetic lock is in the power-off state and exceeds the set time, controlling the electromagnetic lock to enter the power-on state.
10. The control method according to claim 9, characterized by further comprising the steps of:
responding to the acceptance of the respective triggering input of the first touch key and the second touch key by the user;
if the electromagnetic lock is in a power-on state, controlling the electromagnetic lock to enter a power-off state;
and if the electromagnetic lock is in a power-off state, controlling the electromagnetic lock to enter a power-on state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202010067904.1A CN111238141A (en) | 2020-01-20 | 2020-01-20 | Refrigerator and control method |
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| CN202010067904.1A CN111238141A (en) | 2020-01-20 | 2020-01-20 | Refrigerator and control method |
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| CN202010067904.1A Pending CN111238141A (en) | 2020-01-20 | 2020-01-20 | Refrigerator and control method |
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| CN112984948A (en) * | 2021-03-16 | 2021-06-18 | 长虹美菱股份有限公司 | Door opening control method for refrigerator |
| WO2024056076A1 (en) * | 2022-09-16 | 2024-03-21 | 青岛海尔电冰箱有限公司 | Refrigerator |
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Application publication date: 20200605 |