CN113187338A - Refrigerator hinge with child lock function and refrigerator - Google Patents

Refrigerator hinge with child lock function and refrigerator Download PDF

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Publication number
CN113187338A
CN113187338A CN202110369677.2A CN202110369677A CN113187338A CN 113187338 A CN113187338 A CN 113187338A CN 202110369677 A CN202110369677 A CN 202110369677A CN 113187338 A CN113187338 A CN 113187338A
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CN
China
Prior art keywords
door body
main board
hinge
refrigerator
slideway
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Granted
Application number
CN202110369677.2A
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Chinese (zh)
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CN113187338B (en
Inventor
陈新龙
刘雷训
刘霞
管伟琴
王丽冉
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Aucma Co Ltd
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Aucma Co Ltd
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Priority to CN202110369677.2A priority Critical patent/CN113187338B/en
Publication of CN113187338A publication Critical patent/CN113187338A/en
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Publication of CN113187338B publication Critical patent/CN113187338B/en
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    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D11/00—Additional features or accessories of hinges
    • E05D11/06—Devices for limiting the opening movement of hinges
    • 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
    • F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
    • 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
    • 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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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Refrigerator Housings (AREA)

Abstract

The invention discloses a refrigerator hinge with a child lock function, which comprises a hinge main board; the rear end of the hinge main board is fixedly connected with the front end of the box body; one end of the hinge main board is provided with a door body rotating shaft, the other end of the hinge main board is provided with a main board slideway which is communicated up and down, and a limiting shaft is arranged in the main board slideway; one end of the upper decorative strip at the top of the door body is provided with a door body rotating hole; the top end of the upper decorative strip is provided with a door body slideway with the same direction as the main board slideway, and the door body slideway penetrates through the rear end of the upper decorative strip; the door body rotating shaft is rotatably connected with the door body rotating hole, and the lower end of the limiting shaft is inserted into the door body slide way. The invention also discloses a refrigerator. According to the invention, the hinge main board and the limiting shaft are arranged on the upper part of the corresponding door body, and the door body can be switched between a normal use mode in which the door body can be freely opened and closed and a child lock mode in which the door body cannot be freely opened by adjusting the position of the limiting shaft, so that a child is prevented from opening the refrigerator door by himself.

Description

Refrigerator hinge with child lock function and refrigerator
Technical Field
The invention belongs to the technical field of refrigerators, and particularly relates to a refrigerator hinge with a child lock function and a refrigerator.
Background
The refrigerator is used as a main device for storing food materials at home, children are curious about the food materials stored in the refrigerator, and can open the refrigerator door by themselves without being closed without supervision of the family, so that the refrigerator is in a working state for a long time, and energy is wasted; sometimes, children turn over to find food materials after opening the refrigerator, and stand at the freezing chamber of the refrigerator for a long time to cause the children to catch cold and get ill.
Based on above problem, this application provides a refrigerator hinge and refrigerator with children lock function, through set up hinge mainboard, spacing axle on corresponding door body upper portion, through the position of the spacing axle of adjustment, can with this door body change between "normal use mode" that can free switch and "children lock mode" that can not freely open to avoid children to open the refrigerator door by oneself.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a refrigerator hinge with a child lock function and a refrigerator.
In order to achieve the purpose, the invention adopts the following technical scheme:
a refrigerator hinge with a child lock function comprises a hinge main board arranged at the top of a door body;
the rear end of the hinge main board is fixedly connected with the front end of the box body;
one end of the hinge main board is provided with a door body rotating shaft, the other end of the hinge main board is provided with a main board slideway which is penetrated up and down, and a limiting shaft which can slide along the main board slideway is arranged in the main board slideway;
an upper decorative strip is arranged at the top of the door body, a door body rotating hole is formed in one end of the upper decorative strip, and the central axis of the door body rotating hole is collinear with the central axis of a rotating shaft in a door body upper hinge; the top end of the upper decorative strip is provided with a door body slideway consistent with the main board slideway in direction, and the door body slideway penetrates through the rear end of the upper decorative strip;
the door body rotating shaft is rotatably connected with the door body rotating hole, and the lower end of the limiting shaft is inserted into the door body slideway;
when the limiting shaft slides to the rear end of the main board slide way, the door body is in a normal use mode of free opening and closing; when the limiting shaft slides to the front end of the main board slide way, the door body is in a child lock mode which cannot be freely opened.
Preferably, the rear end of the hinge main board is vertically bent upwards to form a mounting part, and the mounting part is fixedly connected with the front end of the box body.
Preferably, the mounting part is fixedly connected with the front end of the box body through a screw.
Preferably, the limiting shaft comprises a limiting bolt and a limiting threaded sleeve matched with the limiting bolt;
the diameter of the head of the limiting bolt is larger than the width of the main board slide way, the diameter of the limiting bolt is smaller than the width of the main board slide way, and the outer diameter of the limiting threaded sleeve is smaller than the width of the door body slide way.
Preferably, the main board slideway is arranged in an arc shape, positioning grooves matched with the heads of the limiting bolts are arranged on the hinge main boards at the two ends of the main board slideway, and the two ends of each positioning groove extend to the corresponding side surfaces of the main board slideway;
the positioning groove close to the rear end of the hinge main board is a door body locking and unlocking positioning groove, and the other positioning groove is a door body locking positioning groove.
The invention also provides a refrigerator.
A refrigerator includes a refrigerator hinge having a child lock function.
Preferably, the refrigerator comprises a refrigerator body, a refrigeration door body positioned at the upper part and a door body positioned at the lower part, wherein the door body and the refrigeration door body are hinged with the refrigerator body through corresponding door body hinges;
the top of the door body is matched with a hinge main board.
The invention has the beneficial effects that:
according to the invention, the hinge main board and the limiting shaft are arranged on the upper part of the corresponding door body, and the door body can be switched between a normal use mode in which the door body can be freely opened and closed and a child lock mode in which the door body cannot be freely opened by adjusting the position of the limiting shaft, so that a child is prevented from opening the refrigerator door by himself; simple structure, good reliability.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.
FIG. 1 is an exploded view of the main hinge plate of the present invention;
FIG. 2 is a schematic structural view of the main hinge plate of the present invention;
FIG. 3 is a schematic view of the structure of the upper molding strip of the present invention;
FIG. 4 is a schematic plan view of the structure of the main board slide way, the door body lock release positioning groove and the door body lock positioning groove in the present invention;
FIG. 5 is a schematic view of the structure of the refrigerator according to embodiment 2;
FIG. 6 is a schematic exploded view of the door body according to the present invention;
FIG. 7 is a diagram showing the positional relationship between the stopper shaft and the main plate slide when the door body is in the normal use mode;
FIG. 8 is a diagram showing the positional relationship between the limiting shaft and the door body slide when the door body is in the normal use mode;
FIG. 9 is a diagram showing the positional relationship between the restraining shaft and the main plate slide when the door body is in the child lock mode;
FIG. 10 is a view showing the positional relationship between the restricting shaft and the door body slide when the door body is in the child lock mode according to the present invention;
wherein:
1-box body, 2-door body, 21-door liner, 22-glass plate, 23-end stop, 24-lower decorative strip and 25-door seal;
3-upper decorative strip, 31-door body rotating hole, 32-door body slideway;
4-hinge main board, 41-door body rotating shaft, 42-main board slideway, 43-limiting shaft, 431-limiting bolt, 431 a-limiting bolt head, 431 b-limiting bolt screw, 432-limiting screw sleeve, 44-mounting part, 45-door body locking and unlocking positioning groove and 46-door body locking positioning groove;
5-refrigeration door body.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
In the present invention, terms such as "upper", "lower", "bottom", "top", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only terms of relationships determined for convenience in describing structural relationships of the components or elements of the present invention, and do not particularly indicate any components or elements of the present invention, and are not to be construed as limiting the present invention.
In the present invention, terms such as "connected" and "connecting" should be interpreted broadly, and mean either a fixed connection or an integral connection or a detachable connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be determined according to specific situations by persons skilled in the relevant scientific or technical field, and are not to be construed as limiting the present invention.
The invention is further illustrated with reference to the following figures and examples.
Example 1:
a refrigerator hinge with a child lock function comprises a hinge main board 4 arranged at the top of a door body 2;
the rear end of the hinge main board 4 is fixedly connected with the front end of the box body 1;
as shown in fig. 1-2, a door body rotating shaft 41 is arranged at one end of the hinge main board 4, a main board slideway 42 which is through up and down is arranged at the other end of the hinge main board 4, and a limiting shaft 43 which can slide along the main board slideway 42 is arranged in the main board slideway 42;
an upper decorative strip 3 is arranged at the top of the door body 2, as shown in fig. 3, one end of the upper decorative strip 3 is provided with a door body rotating hole 31, the central axis of the door body rotating hole 31 is collinear with the central axis of a rotating shaft in an upper door body hinge of the door body 2, wherein the door body hinge on the door body 2 is used for realizing the hinged connection between the door body 2 and the box body 1; the top end of the upper decorative strip 3 is provided with a door body slideway 32 which is consistent with the main board slideway 42 in direction, the door body slideway 32 penetrates through the rear end of the upper decorative strip 3, namely the door body slideway 32 forms an opening at the rear end of the upper decorative strip 3;
the door body rotating shaft 41 is rotatably connected with the door body rotating hole 31, and the lower end of the limiting shaft 43 is inserted into the door body slide way 32;
when the limiting shaft 43 slides to the rear end of the main board slideway 42, the door body 2 is in a normal use mode of free opening and closing; when the limiting shaft 43 slides to the front end of the main board slideway 42, the door body 2 is in a child lock mode which can not be freely opened.
Preferably, the rear end of the hinge main board 4 is bent vertically upwards to form a mounting portion 44, and the mounting portion 44 is fixedly connected with the front end of the box body 1.
Preferably, the mounting portion 44 is fixedly connected to the front end of the case 1 by a screw.
Preferably, as shown in fig. 1, the limiting shaft 43 comprises a limiting bolt 431 and a limiting thread insert 432 matched with the limiting bolt 431;
the diameter of the limiting bolt head 431a is larger than the width of the main board slideway 42, the diameter of the limiting bolt screw 431b is smaller than the width of the main board slideway 42, and the outer diameter of the limiting screw sleeve 432 is smaller than the width of the door body slideway 32.
Therefore, the stop bolt screw 431b slides in the main board slide way 42, and the stop screw sleeve 432 slides in the door body slide way 32; and the arrangement of the head 431a of the limiting bolt prevents the whole limiting shaft 43 from falling.
Preferably, as shown in fig. 4, the main board slideway 42 is arc-shaped, positioning grooves matched with the head 431a of the limiting bolt are arranged on the hinge main boards 4 at the two ends of the main board slideway 42, and the two ends of the positioning grooves extend to the corresponding side surfaces of the main board slideway 42; because the diameter of the limiting bolt head 431a is larger than the width of the main board slideway 42, after the limiting bolt head 431a is clamped in the corresponding positioning groove, the limiting bolt screw 431b cannot freely move along the main board slideway 42, so that the limiting shaft 43 is positioned;
the positioning groove near the rear end of the hinge main plate 4 is a door lock releasing positioning groove 45, and the other positioning groove is a door lock positioning groove 46.
Example 2:
a refrigerator comprising the refrigerator hinge with a child lock function of embodiment 1.
Preferably, as shown in fig. 5, the refrigerator includes a refrigerator body 1, a refrigeration door body 5 located at an upper portion, and a door body 2 located at a lower portion, wherein the door body 2 and the refrigeration door body 5 are both hinged to the refrigerator body 1 through corresponding door body hinges;
wherein the top of the door body 2 is matched with a hinge main board 4.
Specifically, as shown in fig. 6, the door body 2 includes a door frame, a door liner 21, and a glass plate 22;
the door frame is surrounded by end stops 23 positioned at the left side and the right side, an upper decorative strip 3 positioned at the upper side and a lower decorative strip 24 positioned at the lower side;
the door liner 21 and the glass plate 22 are respectively pressed on two sides of the door frame, and the door seal 25 is arranged around the door liner 21.
The refrigerator comprises the following specific embodiments:
the door body 2 is in a normal use mode of free opening and closing: as shown in fig. 7, the head 431a of the limiting bolt is clamped in the door lock release positioning groove 45, and at this time, the position of the limiting screw sleeve 432 is an opening through which the door body slide way 32 shown in fig. 8 passes backwards; in this state, the door body 2 can be normally opened or closed, that is, in a normal use state without a child lock mode.
The door body 2 is in a child lock mode which cannot be freely opened: as shown in fig. 9, the head 431a of the limiting bolt is clamped in the door locking positioning groove 46, and at this time, the position of the limiting screw sleeve 432 is the plugging end of the door slideway 32 as shown in fig. 10; in this state, the door body 2 cannot be normally opened due to the blocking of the limiting shaft 43, that is, is in a locking state in the child lock mode.
When the child lock mode needs to be started, the refrigeration door body 5 is opened, the door body 2 is closed, the limiting shaft 43 is lifted up to enable the limiting bolt head 431a to be upwards separated from the door body locking and unlocking positioning groove 45, the limiting shaft 43 is pushed to the other end along the main board slide way 42 and the door body slide way 32, the limiting shaft 43 is pressed down to enable the limiting bolt head 431a to be downwards clamped into the door body locking and positioning groove 46, and the position of the limiting screw sleeve 432 is the plugging end of the door body slide way 32 shown in fig. 10;
at this time, when the door body 2 is pulled, the door body 2 cannot be normally opened due to the blocking of the stopper shaft 43, as shown in fig. 10.
Under the condition of starting the child lock mode, if the door body 2 is to be opened, the refrigeration door body 5 needs to be opened firstly, then the limiting shaft 43 is lifted to enable the head 431a of the limiting bolt to be separated from the door body locking positioning groove 46 upwards, then the limiting shaft 43 is pushed to the other end along the main board slideway 42 and the door body slideway 32, then the limiting shaft 43 is pressed downwards to enable the head 431a of the limiting bolt to be clamped into the door body locking releasing positioning groove 45 downwards, and at the moment, the position of the limiting screw sleeve 432 is an opening through which the door body slideway 32 penetrates backwards as shown in fig. 8; in this state, the door body 2 can be normally opened or closed.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the present invention, and it should be understood by those skilled in the art that various modifications and changes may be made without inventive efforts based on the technical solutions of the present invention.

Claims (7)

1. A refrigerator hinge with a child lock function is characterized by comprising a hinge main board arranged at the top of a door body;
the rear end of the hinge main board is fixedly connected with the front end of the box body;
one end of the hinge main board is provided with a door body rotating shaft, the other end of the hinge main board is provided with a main board slideway which is penetrated up and down, and a limiting shaft which can slide along the main board slideway is arranged in the main board slideway;
an upper decorative strip is arranged at the top of the door body, a door body rotating hole is formed in one end of the upper decorative strip, and the central axis of the door body rotating hole is collinear with the central axis of a rotating shaft in a door body upper hinge; the top end of the upper decorative strip is provided with a door body slideway consistent with the main board slideway in direction, and the door body slideway penetrates through the rear end of the upper decorative strip;
the door body rotating shaft is rotatably connected with the door body rotating hole, and the lower end of the limiting shaft is inserted into the door body slideway;
when the limiting shaft slides to the rear end of the main board slide way, the door body is in a normal use mode of free opening and closing; when the limiting shaft slides to the front end of the main board slide way, the door body is in a child lock mode which cannot be freely opened.
2. The refrigerator hinge with a child lock function as claimed in claim 1, wherein the rear end of the hinge main plate is bent vertically upward to form a mounting portion, and the mounting portion is fixedly connected to the front end of the refrigerator body.
3. The hinge for a refrigerator having a child lock function as claimed in claim 2, wherein the mounting part is fixedly coupled to a front end of the cabinet by a screw.
4. The refrigerator hinge with the child lock function according to claim 1, wherein the limiting shaft comprises a limiting bolt and a limiting thread insert matched with the limiting bolt;
the diameter of the head of the limiting bolt is larger than the width of the main board slide way, the diameter of the limiting bolt is smaller than the width of the main board slide way, and the outer diameter of the limiting threaded sleeve is smaller than the width of the door body slide way.
5. The refrigerator hinge with the child lock function according to claim 4, wherein the main plate slideway is arc-shaped, positioning grooves matched with the heads of the limiting bolts are arranged on the hinge main plates at two ends of the main plate slideway, and two ends of each positioning groove extend to corresponding side surfaces of the main plate slideway;
the positioning groove close to the rear end of the hinge main board is a door body locking and unlocking positioning groove, and the other positioning groove is a door body locking positioning groove.
6. A refrigerator comprising the refrigerator hinge with a child lock function according to any one of claims 1 to 5.
7. The refrigerator according to claim 6, comprising a refrigerator body, a refrigeration door body positioned at the upper part and a door body positioned at the lower part, wherein the door body and the refrigeration door body are hinged with the refrigerator body through corresponding door body hinges;
the top of the door body is matched with a hinge main board.
CN202110369677.2A 2021-04-07 2021-04-07 Refrigerator hinge with child lock function and refrigerator Active CN113187338B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110369677.2A CN113187338B (en) 2021-04-07 2021-04-07 Refrigerator hinge with child lock function and refrigerator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110369677.2A CN113187338B (en) 2021-04-07 2021-04-07 Refrigerator hinge with child lock function and refrigerator

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CN113187338A true CN113187338A (en) 2021-07-30
CN113187338B CN113187338B (en) 2022-07-15

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4232834A1 (en) * 1992-09-30 1994-03-31 Miele & Cie Door lock for household appts. e.g. dishwasher - has handle which must be slid sideways to release lock arm so that lock fork drops
CA2762906A1 (en) * 2010-12-30 2012-06-30 Taiwan Fu Hsing Industrial Co., Ltd. Latch structure of a fire door lock
CN104149810A (en) * 2014-08-26 2014-11-19 南车株洲电力机车有限公司 Locking device for locomotive uncoupling rod and method for locking or unlocking coupler
CN105201306A (en) * 2014-06-24 2015-12-30 株式会社有信 Door lock device
CN208625358U (en) * 2018-02-11 2019-03-22 佛山市顺德区美的饮水机制造有限公司 The door body assembly and drinking device of drinking device
CN210858348U (en) * 2019-04-18 2020-06-26 国网湖南省电力有限公司 Cabinet door opening and closing control device, cabinet door and electrical cabinet
CN212546849U (en) * 2020-05-27 2021-02-19 珠海格力电器股份有限公司 Dish washer of two accuse locks

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4232834A1 (en) * 1992-09-30 1994-03-31 Miele & Cie Door lock for household appts. e.g. dishwasher - has handle which must be slid sideways to release lock arm so that lock fork drops
CA2762906A1 (en) * 2010-12-30 2012-06-30 Taiwan Fu Hsing Industrial Co., Ltd. Latch structure of a fire door lock
CN105201306A (en) * 2014-06-24 2015-12-30 株式会社有信 Door lock device
CN104149810A (en) * 2014-08-26 2014-11-19 南车株洲电力机车有限公司 Locking device for locomotive uncoupling rod and method for locking or unlocking coupler
CN208625358U (en) * 2018-02-11 2019-03-22 佛山市顺德区美的饮水机制造有限公司 The door body assembly and drinking device of drinking device
CN210858348U (en) * 2019-04-18 2020-06-26 国网湖南省电力有限公司 Cabinet door opening and closing control device, cabinet door and electrical cabinet
CN212546849U (en) * 2020-05-27 2021-02-19 珠海格力电器股份有限公司 Dish washer of two accuse locks

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