CN107960877B - Oven capable of automatically opening and closing door - Google Patents
Oven capable of automatically opening and closing door Download PDFInfo
- Publication number
- CN107960877B CN107960877B CN201710332600.1A CN201710332600A CN107960877B CN 107960877 B CN107960877 B CN 107960877B CN 201710332600 A CN201710332600 A CN 201710332600A CN 107960877 B CN107960877 B CN 107960877B
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- CN
- China
- Prior art keywords
- rocker arm
- push rod
- door body
- connecting rod
- 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.)
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- 230000007246 mechanism Effects 0.000 claims abstract description 19
- 230000000694 effects Effects 0.000 description 3
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J37/00—Baking; Roasting; Grilling; Frying
- A47J37/06—Roasters; Grills; Sandwich grills
- A47J37/0623—Small-size cooking ovens, i.e. defining an at least partially closed cooking cavity
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J37/00—Baking; Roasting; Grilling; Frying
- A47J37/06—Roasters; Grills; Sandwich grills
- A47J37/0623—Small-size cooking ovens, i.e. defining an at least partially closed cooking cavity
- A47J37/0664—Accessories
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Closing And Opening Devices For Wings, And Checks For Wings (AREA)
Abstract
The invention relates to an oven capable of automatically opening and closing a door, which comprises a box body (1), and a door body assembly (2) positioned on the front surface of the box body (1), wherein the door body assembly (2) is rotatably connected to the box body (1) through a hinge assembly, and is characterized in that: the hinge assembly comprises a rotating main shaft (3), a first connecting rod (4), a second connecting rod (5), a telescopic spring (6), a front push rod (7), a rear push rod (8), a front rocker arm (9), a rear rocker arm (10) and a push rod control mechanism (11) which are arranged on the box body, wherein the door body assembly (2) rotates around the rotating main shaft (3). The invention controls the front push rod and the rear push rod to move forwards or backwards through the push rod control mechanism, thereby driving the rear rocker arm to push in the slideway of the box body, further stretching or pushing the telescopic spring, driving the first connecting rod to push away or pull in the door body assembly, and opening and closing the door by means of the rotation of the door body assembly and the rotating main shaft.
Description
Technical Field
The invention relates to an oven capable of automatically opening and closing a door.
Background
Along with the improvement of the living standard of people, the requirements of people on whether the household appliances are convenient to use are higher and higher, and the household electric ovens at present also enter thousands of families, but most of household electric ovens in the market at present still are manually controlled to open and close when consumers need to see the condition that food is baked or add certain food materials in the process of baking food. The door of the household electric oven needs to be opened or closed by hands, so that a plurality of inconveniences are brought to the use of consumers, and the potential safety hazard of easy scalding to the consumers exists, so that the household electric oven with the automatic door opening and closing function is urgently needed in the market.
Disclosure of Invention
The invention aims to solve the technical problem of providing an oven with a reasonable door opening and closing structure and capable of automatically opening and closing the door.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides an oven that can automatic switch door, includes the box, is located the positive door body subassembly of box, and door body subassembly passes through hinge assembly and rotates to be connected on the box, its characterized in that: the hinge assembly comprises a rotating main shaft, a first connecting rod, a second connecting rod, a telescopic spring, a front push rod, a rear push rod, a front rocker arm, a rear rocker arm and a push rod control mechanism which are arranged on the box body, wherein the door body assembly is connected with the rotating main shaft and rotates around the rotating main shaft; the first end of the first connecting rod is connected with the door body assembly, the second end of the first connecting rod is connected with the first end of the telescopic spring, the second end of the telescopic spring is connected with the first end of the second connecting rod, the second end of the second connecting rod is connected with the first end of the rear rocker arm, the second end of the rear rocker arm is connected with the first end of the rear push rod, and the second end of the rear push rod is connected with the push rod control mechanism; the first end of the front push rod is connected with the push rod control mechanism, and the second end of the front push rod is opposite to the door body assembly; the second end of the front push rod is also connected with the first end of the front rocker arm, and the second end of the front rocker arm is propped against the door body assembly; a slideway arranged along the front-back direction is arranged in the box body, and the first end of the rear rocker arm or the second end of the second connecting rod is arranged in the slideway in a sliding way; the middle part of the rear rocker arm is rotatably arranged on the box body; the middle part of the front rocker arm is also rotatably arranged on the box body; the front push rod and the rear push rod can move forwards or backwards under the control of the push rod control mechanism, and further drive the front rocker arm and the rear rocker arm to rotate along the middle parts of the front rocker arm and the rear rocker arm.
The door body assembly is provided with a protruding part close to the rotating main shaft, and the front rocker arm is propped against the protruding part.
The rear rocker arm is in a V shape and is rotatably arranged on the box body along the tip end of the middle part of the rear rocker arm.
The slideway is arc-shaped.
Compared with the prior art, the invention has the advantages that: the front push rod and the rear push rod are controlled to move forwards or backwards through the push rod control mechanism, so that the rear rocker arm is driven to push in the slideway of the box body, and the telescopic spring is stretched or pushed, so that the first connecting rod is driven to push away or pull in the door body assembly, and the door is opened and closed by means of rotation of the door body assembly and the rotating main shaft.
Drawings
FIG. 1 is a schematic view of a connection structure between a oven door assembly and a oven body (door-closed state) according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a connection structure between a door assembly and a cabinet (110 degrees open state of the door assembly) of the oven according to an embodiment of the present invention;
fig. 3 is a schematic view of a connection structure between a door assembly and a cabinet (a fully opened state of a door assembly) in an embodiment of the invention.
Detailed Description
The invention is described in further detail below with reference to the embodiments of the drawings.
The oven capable of automatically opening and closing a door provided by the embodiment comprises a box body 1 and a door body assembly 2 positioned on the front surface of the box body 1, wherein the connection structure of the door body assembly 2 and the box body 1 is shown in fig. 1-3, the door body assembly 2 is rotatably connected to the box body 1 through a hinge assembly, the hinge assembly comprises a rotating main shaft 3, a first connecting rod 4, a second connecting rod 5, a telescopic spring 6, a front push rod 7, a rear push rod 8, a front rocker arm 9, a rear rocker arm 10 and a push rod control mechanism 11, which are arranged on the box body, and the door body assembly 2 is connected with the rotating main shaft 3 and rotates around the rotating main shaft 3; the first end of the first connecting rod 4 is connected with the door body assembly 2, the second end of the first connecting rod 4 is connected with the first end of the telescopic spring 6, the second end of the telescopic spring 6 is connected with the first end of the second connecting rod 5, the second end of the second connecting rod 5 is connected with the first end of the rear rocker 10, the second end of the rear rocker 10 is connected with the first end of the rear push rod 8, and the second end of the rear push rod 8 is connected with the push rod control mechanism 11; the first end of the front push rod 7 is connected with the push rod control mechanism 11, and the second end of the front push rod 7 is opposite to the door body assembly 2; the second end of the front push rod 7 is also connected with the first end of the front rocker arm 9, and the second end of the front rocker arm 9 is propped against the door body assembly 2; a slideway 12 arranged along the front-back direction is arranged in the box body 1, and the first end of the rear rocker arm 10 or the second end of the second connecting rod 5 is arranged in the slideway in a sliding way; the middle part of the rear rocker arm 10 is rotatably arranged on the box body 1; the middle part of the front rocker arm 9 is also rotatably arranged on the box body 1; the front push rod 7 and the rear push rod 8 can move forwards or backwards under the control of the push rod control mechanism, so that the front rocker arm 9 and the rear rocker arm 10 are driven to rotate along the middle parts of the front rocker arm 9 and the rear rocker arm; a protruding part 21 is arranged on the door body assembly 2 near the rotating main shaft 3, and the second end of the front rocker arm 9 is propped against the protruding part; the rear rocker arm 10 is in a V shape, and the rear rocker arm 10 is rotatably arranged on the box body along the tip of the middle part of the rear rocker arm 10; the slideway 12 is arc-shaped.
When the door is closed, as shown in fig. 1, the first end of the rear rocker arm 10 and the second end of the second connecting rod 5 are both positioned at the left side of the slideway 12, the thrust of the rear push rod 8 is always kept at the maximum, the retraction force of the front push rod 7 is kept at the maximum, and the second end of the front push rod 7 is connected with the first end of the front rocker arm 9, so that the second end of the front rocker arm 9 always abuts against the protruding part 21 on the door body assembly 2, and the door closing state is realized.
When the door is opened automatically, the push rod control mechanism 11 is controlled to pop up the front push rod 7, so that the front rocker arm 9 rotates, the protruding part 21 on the door body assembly 2 at the second end of the front rocker arm 9, the rear push rod 8 retracts to enable the rear rocker arm 10 to rotate around the tip end of the middle part, meanwhile, the first end of the rear rocker arm 10 and the second end of the second connecting rod 5 are both positioned at the rightmost side of the slideway 12, the telescopic spring 6 is compressed under the driving of the second connecting rod 5, the first connecting rod is pushed forward under the driving of the telescopic spring 6, so that the door body assembly is pushed to rotate around the rotating main shaft, when the door body assembly is opened at an angle of 110 degrees, as shown in fig. 2, the door body is slowly opened to the maximum angle by means of the tensile force of the telescopic spring 6 until the door body assembly is completely opened, as shown in fig. 3.
When the door is automatically closed, the push rod control mechanism 11 is controlled, the rear push rod 8 pushes the rear rocker arm 10 forwards, the rear rocker arm 10 rotates around the tip of the middle part, the first end of the rear rocker arm 10 and the second end of the second connecting rod 5 slide leftwards along the slideway 12, the thrust of the rear rocker arm 10 and the contraction force of the telescopic spring are larger than the weight of the door body assembly, the door body assembly is slowly closed, the force of the rear push rod 8 changes along with the change of the angle according to inertia, the closing state does not influence the use feeling of a customer, when the door body is closed by a certain angle, the push rod control mechanism 11 is controlled to retract the front push rod 7, the front rocker arm 9 rotates, and the second end of the front rocker arm 9 props against the protruding part 21 on the door body assembly 2, so that a better door closing effect is realized.
The connecting structure of the door body assembly 2 and the box body 1 can realize automatic door opening and closing, and the strength of the push rod control mechanism can be adjusted according to the weights of different door body assemblies, so that an ideal automatic door opening and closing effect is realized; the arrangement of the front push rod can enable the sealing effect of the door body assembly and the box body to be better.
Claims (3)
1. The utility model provides an oven that can automatic switch door, includes box (1), is located positive door body subassembly (2) of box (1), and door body subassembly (2) are rotated through hinge assembly and are connected on box (1), its characterized in that: the hinge assembly comprises a rotating main shaft (3), a first connecting rod (4), a second connecting rod (5), a telescopic spring (6), a front push rod (7), a rear push rod (8), a front rocker arm (9), a rear rocker arm (10) and a push rod control mechanism (11) which are arranged on the box body, wherein the door body assembly (2) is connected with the rotating main shaft (3) and rotates around the rotating main shaft (3); the first end of the first connecting rod (4) is connected with the door body assembly (2), the second end of the first connecting rod (4) is connected with the first end of the telescopic spring (6), the second end of the telescopic spring (6) is connected with the first end of the second connecting rod (5), the second end of the second connecting rod (5) is connected with the first end of the rear rocker arm (10), the second end of the rear rocker arm (10) is connected with the first end of the rear push rod (8), and the second end of the rear push rod (8) is connected with the push rod control mechanism (11); the first end of the front push rod (7) is connected with the push rod control mechanism (11), and the second end of the front push rod (7) is opposite to the door body assembly (2); the second end of the front push rod (7) is also connected with the first end of the front rocker arm (9), and the second end of the front rocker arm (9) is propped against the door body assembly (2); a slideway (12) arranged along the front-back direction is arranged in the box body (1), and the first end of the rear rocker arm (10) or the second end of the second connecting rod (5) is arranged in the slideway in a sliding way; the middle part of the rear rocker arm (10) is rotatably arranged on the box body (1); the middle part of the front rocker arm (9) is also rotatably arranged on the box body (1); the front push rod (7) and the rear push rod (8) can move forwards or backwards under the control of the push rod control mechanism, so that the front rocker arm (9) and the rear rocker arm (10) are driven to rotate along the middle parts of the front rocker arm and the rear rocker arm; the door body assembly (2) is provided with a protruding part (21) at a position close to the rotating main shaft (3), and the front rocker arm (9) is propped against the protruding part.
2. The oven of claim 1 wherein: the rear rocker arm (10) is in a V shape, and the rear rocker arm (10) is rotatably arranged on the box body along the tip of the middle part of the rear rocker arm.
3. The oven of claim 1 wherein: the slideway (12) is arc-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710332600.1A CN107960877B (en) | 2017-05-12 | 2017-05-12 | Oven capable of automatically opening and closing door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710332600.1A CN107960877B (en) | 2017-05-12 | 2017-05-12 | Oven capable of automatically opening and closing door |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107960877A CN107960877A (en) | 2018-04-27 |
| CN107960877B true CN107960877B (en) | 2024-01-16 |
Family
ID=61996547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710332600.1A Active CN107960877B (en) | 2017-05-12 | 2017-05-12 | Oven capable of automatically opening and closing door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107960877B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112220340B (en) * | 2019-06-30 | 2021-10-26 | 宁波方太厨具有限公司 | Household appliance with door body |
| CN110584494A (en) * | 2019-09-29 | 2019-12-20 | 华帝股份有限公司 | Electric door and cooking equipment applying same |
| CN111005634B (en) * | 2019-12-30 | 2021-06-01 | 广东永丰智威电气有限公司 | Spring hinge device of pull-down type turning plate for oven |
| CN113273889B (en) * | 2021-07-06 | 2022-12-02 | 浙江蓝炬星电器有限公司 | Automatic opening and closing structure for door body of steam box or oven |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1699902A (en) * | 2004-05-17 | 2005-11-23 | 三星电子株式会社 | Automatic door opening and closing apparatus and refrigerator having the same |
| CN201695838U (en) * | 2010-05-14 | 2011-01-05 | 胡国衡 | Hinge device capable of automatically closing door |
| CN102337794A (en) * | 2011-07-26 | 2012-02-01 | 合肥美的荣事达电冰箱有限公司 | Cabinet door used for opening and closing cabinet body and refrigerator with same |
| CN203388717U (en) * | 2013-06-17 | 2014-01-15 | 广东新宝电器股份有限公司 | Electric oven with automatic door |
| CN207355973U (en) * | 2017-05-12 | 2018-05-15 | 宁波方太厨具有限公司 | A kind of oven of energy automatic opening and closing door |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7755004B2 (en) * | 2006-04-14 | 2010-07-13 | Mansfield Assemblies Co. | Motorized hinge system for oven door |
-
2017
- 2017-05-12 CN CN201710332600.1A patent/CN107960877B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1699902A (en) * | 2004-05-17 | 2005-11-23 | 三星电子株式会社 | Automatic door opening and closing apparatus and refrigerator having the same |
| CN201695838U (en) * | 2010-05-14 | 2011-01-05 | 胡国衡 | Hinge device capable of automatically closing door |
| CN102337794A (en) * | 2011-07-26 | 2012-02-01 | 合肥美的荣事达电冰箱有限公司 | Cabinet door used for opening and closing cabinet body and refrigerator with same |
| CN203388717U (en) * | 2013-06-17 | 2014-01-15 | 广东新宝电器股份有限公司 | Electric oven with automatic door |
| CN207355973U (en) * | 2017-05-12 | 2018-05-15 | 宁波方太厨具有限公司 | A kind of oven of energy automatic opening and closing door |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107960877A (en) | 2018-04-27 |
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