CN107339022A - A kind of safety door lock device of household electrical appliance - Google Patents

A kind of safety door lock device of household electrical appliance Download PDF

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Publication number
CN107339022A
CN107339022A CN201710157649.8A CN201710157649A CN107339022A CN 107339022 A CN107339022 A CN 107339022A CN 201710157649 A CN201710157649 A CN 201710157649A CN 107339022 A CN107339022 A CN 107339022A
Authority
CN
China
Prior art keywords
door lock
gate stop
front limit
fixed mount
door
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201710157649.8A
Other languages
Chinese (zh)
Other versions
CN107339022B (en
Inventor
蒋圣伟
文广才
曹骥
茅忠群
诸永定
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ningbo Fotile Kitchen Ware Co Ltd
Original Assignee
Ningbo Fotile Kitchen Ware Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ningbo Fotile Kitchen Ware Co Ltd filed Critical Ningbo Fotile Kitchen Ware Co Ltd
Priority to CN201710157649.8A priority Critical patent/CN107339022B/en
Publication of CN107339022A publication Critical patent/CN107339022A/en
Application granted granted Critical
Publication of CN107339022B publication Critical patent/CN107339022B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B65/00Locks or fastenings for special use
    • E05B65/0014Locks or fastenings for special use to prevent opening by children
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47JKITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J36/00Parts, details or accessories of cooking-vessels
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47JKITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J37/00Baking; Roasting; Grilling; Frying
    • A47J37/06Roasters; Grills; Sandwich grills
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B15/00Other details of locks; Parts for engagement by bolts of fastening devices
    • E05B15/10Bolts of locks or night latches
    • E05B15/102Bolts having movable elements
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B47/00Operating or controlling locks or other fastening devices by electric or magnetic means
    • E05B47/0001Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
    • E05B47/0012Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with rotary electromotors
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00Heating by electric, magnetic or electromagnetic fields
    • H05B6/64Heating using microwaves
    • H05B6/6414Aspects relating to the door of the microwave heating apparatus

Landscapes

  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Power-Operated Mechanisms For Wings (AREA)
  • Electric Ovens (AREA)

Abstract

A kind of safety door lock device of household electrical appliance, including door lock and door latch, door lock includes door lock fixed mount, gate stop, preceding steady pin, steady pin and elastic component afterwards, gate stop is rotatably arranged on door lock fixed mount, front limit hole and rear stopper slot are provided with gate stop, preceding steady pin is fixed on door lock fixed mount and passes through front limit hole, and there is free gap between preceding steady pin and front limit hole, steady pin is fixed on door lock fixed mount and formed with rear stopper slot and is slidably matched afterwards, gate stop front end has the hook portion to be interlocked with door latch, elastic component acts on gate stop rear end and with the trend for preventing door latch from departing from from gate stop, the door lock assembly, which also includes, can stretch into front limit hole to prevent the control valve rod that gate stop rotates.Can the safety door lock device of the household electrical appliance control gate stop rotate using the scalability of valve rod is controlled, and structure is very simple, and can ensure that door is constantly in closed mode during electrical work, prevents door to be opened in the course of the work, use is safer.

Description

A kind of safety door lock device of household electrical appliance
Technical field
The present invention relates to a kind of door lock assembly, more particularly, to a kind of safety door lock device of household electrical appliance.
Background technology
The door lock assembly of existing many household electrical appliance is only capable of closing at door, and electrical equipment in the course of the work can also beat door Open, this may result in children and goes to touch and open door body in electrical work, potential potential safety hazard be present.Although existing Have and the household electrical appliance with safety door lock device are also disclosed in technology, such as (the Publication No. of Application No. 200710058978.3 The A of CN 101373078) Chinese invention patent application disclosed in《Micro-wave oven with child guardd lock》, the micro-wave oven Including shell, body of heater, control door-plate, door for microwave oven, the distribution chamber for being provided with various electronic units, close to control above fire door Panel side is provided with slide switch, and inserting for slide switch can be pushed into by being provided with the control panel relative with slide switch Groove, in use, can pins fire door in slide switch insertion slot, thus it can effectively prevent micro-wave oven from using The artificial unexpected enabling phenomenon such as children in journey.Although the safety door lock device structure is relatively simple, needed when pinning fire door Manually operated, automaticity is low, and operation is more inconvenient, and reliability is also poor.In summary, need to existing family expenses The safety door lock device of electrical equipment is further improved.
The content of the invention
The technical problems to be solved by the invention are to be directed to above-mentioned state of the art, there is provided a kind of simple in construction, use The safety door lock device of safe and reliable household electrical appliance.
Technical scheme is used by the present invention solves above-mentioned technical problem:The safety door lock device of the household electrical appliance, bag Include above the electrical equipment inner bag door lock of both sides and in door body and the door latch for being interlocked with the door lock, its feature exist In:Described door lock includes door lock fixed mount, gate stop, preceding steady pin, rear steady pin and elastic component, and the gate stop is rotationally set On the door lock fixed mount, front limit hole and rear stopper slot are provided with gate stop, the preceding steady pin is fixed on door lock and fixed On frame and the front limit hole is passed through, and there is free gap between preceding steady pin and front limit hole, the rear steady pin is fixed Formed on door lock fixed mount and with the rear stopper slot and be slidably matched, the front end of the gate stop has to interlock with the door latch Hook portion, the elastic component acts on the rear end of gate stop and with preventing the trend that departs from from gate stop of door latch, the door lock assembly Also including can stretch into front limit hole to prevent the control valve rod that gate stop rotates.
Preferably, it is provided with wax motor in the bottom of the door lock fixed mount, the drive end of the wax motor is straight up simultaneously Form described control valve rod.Wax motor realizes the upper and lower flexible of control valve rod by electrical control.
Further preferably, it is provided with through hole on the door lock fixed mount, the control valve rod is through the through hole and can be to On stretch in the front limit hole or retract downwards and depart from the front limit hole.Control valve rod is stretched into front limit hole Afterwards, gate stop can not rotate, and after control valve rod departs from front limit hole, gate stop can rotate.
Further preferably, described front limit hole is mounting hole, and the through hole is located at the rearward end in the front limit hole Underface.
In order that depart from after steady pin can be smoothly embedded in afterwards in stopper slot or out of rear stopper slot, described rear stopper slot For the arc groove of opening backward.
Elastic component can have multiple choices, it is preferable that described elastic component is extension spring, and the rear end of the extension spring is connected to door Lock on fixed mount, the front end of extension spring is connected to the rear end of the gate stop.
Compared with prior art, the advantage of the invention is that:The safety door lock device of the household electrical appliance can be stretched by setting Enter to prevent the control valve rod that gate stop rotates in gate stop, control gate stop to rotate using the scalability of valve rod is controlled, tie Structure is very simple, and can ensure that door is constantly in closed mode during electrical work, prevents door to be opened in the course of the work, special Children are not can be prevented to go to open the door, eliminate potential potential safety hazard, and use is more safe and reliable.
Brief description of the drawings
Fig. 1 is the mounting structure schematic diagram for being provided with the embodiment of the present invention;
Fig. 2 is the enlarged diagram of part A in Fig. 1;
Fig. 3 is the structural representation of the door body of the embodiment of the present invention;
Fig. 4 is the structural representation of the embodiment of the present invention;
Fig. 5 is the structural representation when door lock of the embodiment of the present invention is lockable;
Fig. 6 is Fig. 5 structure sectional view;
Fig. 7 is the structural representation when door lock of the embodiment of the present invention is opened;
Fig. 8 is Fig. 7 structure sectional view.
Embodiment
The present invention is described in further detail below in conjunction with accompanying drawing embodiment.
As shown in Figures 1 to 8, the safety door lock device of the household electrical appliance in the present embodiment is applied to scorch micro appliance product In, it includes door lock 1, door latch 2 and wax motor 3, wherein, door lock 1 has two and is respectively arranged on the left and right of the top of electrical equipment inner bag 5 Both sides, door latch 2 are arranged in door body 4 and for being interlocked with corresponding door lock 1, and wax motor 3 has one and is located at electrical equipment inner bag 5 The left side or right side of top.
In the present embodiment, door lock 1 includes door lock fixed mount 11, gate stop 12, preceding steady pin 13, rear steady pin 14 and extension spring 15.Wherein, door lock fixed mount 11 is arranged on electrical equipment inner bag 5, and gate stop 12 is rotatably arranged on door lock fixed mount 11.In gate stop Front limit hole 121 and rear stopper slot 122 are provided with 12, preceding steady pin 13 and rear steady pin 14 are vertically arranged straight pin, Preceding steady pin 13 is fixed on door lock fixed mount 11 and passes through front limit hole 121, has between preceding steady pin 13 and front limit hole 121 There is free gap, rear steady pin 14 is fixed on door lock fixed mount 11 and formed with rear stopper slot 122 and is slidably matched.Gate stop 12 Front end has the hook portion 123 to be interlocked with door latch 2, and the rear end of extension spring 15 is connected on door lock fixed mount 11, the front end of extension spring 15 The rear end of gate stop 12 is connected to, extension spring 15 has to pulling force caused by gate stop 12 prevents the hook portion 123 of door latch 2 from gate stop 12 de- From trend.Certainly, in addition to using extension spring 15, pulling force can also be produced to gate stop 12 using other elastic components.
Wax motor 3 is located at the bottom of door lock fixed mount 11, and the drive end of wax motor 3 straight up and forms control valve rod 31, control valve rod 31 can be stretched into front limit hole 121 to prevent gate stop 12 from rotating.In the present embodiment, front limit hole 121 is kidney-shaped Hole, is provided with through hole 111 on door lock fixed mount 11, and through hole 111 is located at the underface of the rearward end in front limit hole 121, control valve Bar 31 is through through hole 111 and can extend upwardly into in front limit hole 121 or downward retracting and depart from front limit hole 121.In addition, In order that rear steady pin 14 can smoothly be embedded in after in stopper slot 122 or the disengaging out of rear stopper slot 122, in the present embodiment after Stopper slot 122 is the arc groove of opening backward.
The micro appliance product of scorching of the present embodiment is provided with the door lock button (figure for being used for controlling wax motor 3 on the control panel In do not show), by electrical control, it is flexible up and down that the drive end of wax motor 3 controls valve rod 31 to realize.Closed in door body 4 During, door latch 2, which withstands gate stop 12, is slowly rotating it, and when the door closes, gate stop 12 catches on door latch 2, to ensure that door is complete Contract fully, then press or touch control panel on door lock button, the drive end of wax motor 3 controls valve rod 31 to extend to most Long status, through front limit hole 121, now, gate stop 12 can not rotate, and can so ensureing electrical equipment, door is always in the course of the work It is closed.After end-of-job, press again or touch control panel on door lock button, the drive end of wax motor 3 is Control valve rod 31 foreshortens to original state, and outwards gate stop 12 can rotate during sliding door, at this moment can smoothly open the door.In addition, door lock 1 The size of coupling mechanism force, it can be adjusted according to design requirement by extension spring 15.
In addition, when user closes the door and forgets to press or touch door lock button, can be by changing program, on the control panel Increase prompt message, remind user to press or touch door lock button.
It the foregoing is only the preferred embodiment of the present invention, it is noted that for those of ordinary skills, Under the premise of the principle of the present invention is not departed from, a variety of remodeling or improvement, such as the safety door lock device can be carried out to the present invention In addition to suitable for scorching micro appliance product, other household electrical appliance are can be applicable to, these are regarded as the protection of the present invention Within the scope of.

Claims (6)

1. a kind of safety door lock device of household electrical appliance, including door lock (1) located at both sides above electrical equipment inner bag (5) and located at door On body (4) and for the door latch (2) that is interlocked with the door lock, it is characterised in that:Described door lock (1) includes door lock fixed mount (11), gate stop (12), preceding steady pin (13), rear steady pin (14) and elastic component, the gate stop (12) are rotatably arranged at described On door lock fixed mount (11), front limit hole (121) and rear stopper slot (122), the preceding steady pin are provided with gate stop (12) (13) it is fixed on door lock fixed mount (11) and passes through the front limit hole (121), and preceding steady pin (13) and front limit hole (121) there is free gap between, it is described after steady pin (14) be fixed on door lock fixed mount (11) and with it is described after stopper slot (122) formed and be slidably matched, the front end of the gate stop (12) has the hook portion (123) to be interlocked with the door latch (2), the bullet Property part act on the rear end of gate stop (12) and with door latch (2) trend for departing from from gate stop (12) is prevented, the door lock assembly is also Including can stretch into front limit hole (121) to prevent the control valve rod (31) that the gate stop (12) rotates.
2. the safety door lock device of household electrical appliance according to claim 1, it is characterised in that:In the door lock fixed mount (11) bottom is provided with wax motor (3), and the drive end of the wax motor (3) straight up and forms described control valve rod (31)。
3. the safety door lock device of household electrical appliance according to claim 2, it is characterised in that:In the door lock fixed mount (11) through hole (111) is provided with, the control valve rod (31) is through the through hole (111) and can extend upwardly into the front limit Retract in hole (121) or downwards and depart from the front limit hole (121).
4. the safety door lock device of household electrical appliance according to claim 3, it is characterised in that:Described front limit hole (121) it is mounting hole, the through hole (111) is located at the underface of the rearward end of the front limit hole (121).
5. the safety door lock device of household electrical appliance according to claim 1, it is characterised in that:Described rear stopper slot (122) it is the arc groove of opening backward.
6. the safety door lock device of the household electrical appliance according to any claim in claim 1 to 5, it is characterised in that: Described elastic component is extension spring (15), and the rear end of the extension spring (15) is connected on door lock fixed mount (11), before extension spring (15) End is connected to the rear end of the gate stop (12).
CN201710157649.8A 2017-03-16 2017-03-16 Safety door lock device of household appliance Active CN107339022B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710157649.8A CN107339022B (en) 2017-03-16 2017-03-16 Safety door lock device of household appliance

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710157649.8A CN107339022B (en) 2017-03-16 2017-03-16 Safety door lock device of household appliance

Publications (2)

Publication Number Publication Date
CN107339022A true CN107339022A (en) 2017-11-10
CN107339022B CN107339022B (en) 2022-11-29

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ID=60223186

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710157649.8A Active CN107339022B (en) 2017-03-16 2017-03-16 Safety door lock device of household appliance

Country Status (1)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109812148A (en) * 2017-11-20 2019-05-28 青岛海尔洗碗机有限公司 A kind of household electrical appliance door-locking system, control method for door lock and household electrical appliance
CN111227632A (en) * 2020-01-22 2020-06-05 广东格兰仕集团有限公司 Electric cooking appliance
CN112085882A (en) * 2020-09-08 2020-12-15 广州李博士科技研究有限公司 Scenic spot face identification equipment
CN112302425A (en) * 2019-07-30 2021-02-02 Bsh家用电器有限公司 Safety lock for a container of a kitchen machine, container with a safety lock, and kitchen machine
CN112656200A (en) * 2020-12-31 2021-04-16 广东美的厨房电器制造有限公司 Cooking utensil

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101832074A (en) * 2010-05-21 2010-09-15 马刘陈 Novel escape door lock
CN201818142U (en) * 2008-10-23 2011-05-04 李爱国 Automatically bolting and conveniently unlocking mechanism of rotary bolt anti-theft lock
EP2369050A2 (en) * 2010-03-22 2011-09-28 BITRON S.p.A. Improved door-locking device
CN103361931A (en) * 2012-04-01 2013-10-23 博西华电器(江苏)有限公司 Washing machine and control method thereof
CN203746687U (en) * 2014-02-07 2014-07-30 广东格兰仕微波炉电器制造有限公司 Home appliance switch bracket self-locking device
CN104196363A (en) * 2014-08-22 2014-12-10 宁波方太厨具有限公司 Door interlocking structure
CN206591948U (en) * 2017-03-16 2017-10-27 宁波方太厨具有限公司 A kind of safety door lock device of household electrical appliance

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201818142U (en) * 2008-10-23 2011-05-04 李爱国 Automatically bolting and conveniently unlocking mechanism of rotary bolt anti-theft lock
EP2369050A2 (en) * 2010-03-22 2011-09-28 BITRON S.p.A. Improved door-locking device
CN101832074A (en) * 2010-05-21 2010-09-15 马刘陈 Novel escape door lock
CN103361931A (en) * 2012-04-01 2013-10-23 博西华电器(江苏)有限公司 Washing machine and control method thereof
CN203746687U (en) * 2014-02-07 2014-07-30 广东格兰仕微波炉电器制造有限公司 Home appliance switch bracket self-locking device
CN104196363A (en) * 2014-08-22 2014-12-10 宁波方太厨具有限公司 Door interlocking structure
CN206591948U (en) * 2017-03-16 2017-10-27 宁波方太厨具有限公司 A kind of safety door lock device of household electrical appliance

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109812148A (en) * 2017-11-20 2019-05-28 青岛海尔洗碗机有限公司 A kind of household electrical appliance door-locking system, control method for door lock and household electrical appliance
CN109812148B (en) * 2017-11-20 2024-01-23 青岛海尔洗碗机有限公司 Household appliance door lock system, door lock control method and household appliance
CN112302425A (en) * 2019-07-30 2021-02-02 Bsh家用电器有限公司 Safety lock for a container of a kitchen machine, container with a safety lock, and kitchen machine
CN111227632A (en) * 2020-01-22 2020-06-05 广东格兰仕集团有限公司 Electric cooking appliance
CN112085882A (en) * 2020-09-08 2020-12-15 广州李博士科技研究有限公司 Scenic spot face identification equipment
CN112656200A (en) * 2020-12-31 2021-04-16 广东美的厨房电器制造有限公司 Cooking utensil

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