CN219431579U - Door locking unlocking structure and oven - Google Patents
Door locking unlocking structure and oven Download PDFInfo
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- CN219431579U CN219431579U CN202223553097.8U CN202223553097U CN219431579U CN 219431579 U CN219431579 U CN 219431579U CN 202223553097 U CN202223553097 U CN 202223553097U CN 219431579 U CN219431579 U CN 219431579U
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- locking
- unlocking structure
- driving motor
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- 230000001934 delay Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
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Abstract
The utility model discloses a door locking and unlocking structure and an oven, which comprise a locking groove, a lever and a driving mechanism, wherein the lever is arranged to be capable of rotating around a rotating shaft arranged on one position of the lever, when the lever is positioned at a locking position, one end of the lever, which is close to a door, is arranged in the locking groove to pull the door, and when the lever is positioned at an unlocking position, one end of the lever, which is close to the door, is arranged outside the locking groove to unlock the door; meanwhile, the driving mechanism is utilized to realize the switching of the lever between the locking position and the unlocking position, so that the door is locked and unlocked in a lever rotating mode.
Description
Technical Field
The utility model relates to the technical field of door locking unlocking, in particular to a door locking unlocking structure and an oven.
Background
Ovens generally comprise a housing and a door for opening and closing the housing, and when the oven is used for cooking food in an oven cavity by using high-temperature air, a relatively airtight cavity needs to be maintained, and therefore, a door lock is often arranged on the door.
In the prior art, the door locking device comprises a motor, a cam, a lock tongue, a position sensor, a controller and the like, the lock tongue is pushed to extend or retract by driving the cam to rotate, and the motor is correspondingly controlled by the position sensor and the controller by controlling the position sensor to sense the locking or unlocking position of the door, so that the locking or unlocking of the door is realized. Based on the design, the movement mode of the lock tongue is telescopic movement, namely the movement track of the lock tongue is in the horizontal direction, and the lock tongue occupies the space in the horizontal direction in the oven, so that the lock tongue still has a larger design space for the door locking and unlocking structure.
Disclosure of Invention
The utility model aims to provide a door locking and unlocking structure and an oven, which realize locking and unlocking of a door by rotating a lever, and have a simple and practical structure.
As a first aspect of the present application, there is provided a door locking unlocking structure including:
a locking groove installed at one place on the door;
the lever can rotate around a rotating shaft arranged at one position on the lever, the lever is provided with a locking position and an unlocking position, when the lever is positioned at the locking position, one end of the lever, which is close to the door, is arranged in the locking groove to pull the door, and when the lever is positioned at the unlocking position, one end of the lever, which is close to the door, is arranged outside the locking groove to unlock the door;
the driving mechanism is arranged close to one end of the lever, which is far away from the door, and can drive the lever to rotate so as to switch the lever between a locking position and an unlocking position.
In the present application, there is provided a door locking and unlocking structure, including a locking groove, a lever and a driving mechanism, wherein the lever is configured to rotate around a rotation shaft installed at one place on the lever, and when the lever is located at the locking position, one end of the lever, which is close to the door, is placed in the locking groove to pull the door, and when the lever is located at the unlocking position, one end of the lever, which is close to the door, is placed outside the locking groove to unlock the door; meanwhile, the driving mechanism is utilized to realize the switching of the lever between the locking position and the unlocking position, so that the door is locked and unlocked in a lever rotating mode.
Further, the inner side of the locking groove is provided with a bulge part protruding upwards, and one end of the lever, which is close to the door, is provided with a clamping groove;
the locking position indicates that the lever rotates until the bulge part is arranged in the clamping groove, and when the lever rotates until the bulge part is arranged in the clamping groove, the door and the box body are locked;
the unlocking position indicates that the lever rotates until the bulge moves out of the clamping groove, and when the lever rotates until the bulge moves out of the clamping groove, the door and the box body are unlocked.
Further, one end of the lever close to the door is provided with a bevel part.
In an embodiment of the present application, the door lock locking and unlocking structure includes:
the lever is arranged in the lock box;
the lock box is internally provided with a reset cavity, and an elastic reset piece for lever reset is arranged in the reset cavity.
Further, a limiting block is arranged in the lock box and is arranged on a rotating path of the lever;
when the lever is reset, the lever rotates to be propped against the limiting block, and at the moment, the lever is reset and the rotation is stopped.
Further, the limiting block is columnar;
a notch is arranged on the lever;
when the lever is reset, the lever rotates until the limiting block abuts against the notch position, and at the moment, the reset rotation of the lever is stopped.
In an embodiment of the present application, the driving mechanism includes:
the controller is used for receiving external signals and sending out control signals;
the driving motor is electrically connected with the controller, and the controller is used for controlling the driving motor to start or stop rotating.
Further, a cam is arranged on a driving shaft of the driving motor;
when the driving shaft of the driving motor drives the cam to rotate, the driving motor can drive the cam to enable the lever to be located at the unlocking position when the cam rotates to the first position, and when the cam rotates to the second position, the driving motor can drive the cam and be matched with the elastic reset piece to enable the lever to be located at the locking position.
Further, the driving mechanism includes:
the travel switch is arranged close to the lever and is electrically connected with the driving motor;
when the lever rotates to be in contact with the travel switch, the driving motor stops rotating at the moment, and one end, close to the door, of the lever rotates upwards around the rotating shaft to unlock the door.
As a second aspect of the present application, there is provided an oven employing the door locking and unlocking structure as described above.
For a better understanding and implementation, the present utility model is described in detail below with reference to the drawings.
Drawings
FIG. 1 is a schematic structural view of a door lock unlocking structure in an embodiment of the present application;
FIG. 2 is a schematic view of a door lock unlocking structure of an embodiment of the present application, showing a lock case and a lever and lock groove combination in the lock case;
fig. 3 is a schematic structural view of a door locking and unlocking structure applied to an oven according to an embodiment of the present application.
Detailed Description
In order to better illustrate the present utility model, the present utility model will be described in further detail below with reference to the accompanying drawings.
It should be understood that the described embodiments are merely some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the embodiments of the present application, are within the scope of the embodiments of the present application.
The terminology used in the embodiments of the application is for the purpose of describing particular embodiments only and is not intended to be limiting of the embodiments of the application. As used in this application and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any or all possible combinations of one or more of the associated listed items.
When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The implementations described in the following exemplary examples are not representative of all implementations consistent with the present application. Rather, they are merely examples of apparatus and methods consistent with some aspects of the present application as detailed in the accompanying claims. In the description of this application, it should be understood that the terms "first," "second," "third," and the like are used merely to distinguish between similar objects and are not necessarily used to describe a particular order or sequence, nor should they be construed to indicate or imply relative importance. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.
Furthermore, in the description of the present application, unless otherwise indicated, "a plurality" means two or more. "and/or", describes an association relationship of an association object, and indicates that there may be three relationships, for example, a and/or B, and may indicate: a exists alone, A and B exist together, and B exists alone. The character "/" generally indicates that the context-dependent object is an "or" relationship.
Ovens generally comprise a housing and a door for opening and closing the housing, and when the oven is used for cooking food in an oven cavity by using high-temperature air, a relatively airtight cavity needs to be maintained, and therefore, a door lock is often arranged on the door.
In the prior art, the door locking device comprises a motor, a cam, a lock tongue, a position sensor, a controller and the like, the lock tongue is pushed to extend or retract by driving the cam to rotate, and the motor is correspondingly controlled by the position sensor and the controller by controlling the position sensor to sense the locking or unlocking position of the door, so that the locking or unlocking of the door is realized. Based on the design, the movement mode of the lock tongue is telescopic movement, namely the movement track of the lock tongue is in the horizontal direction, and the lock tongue occupies the space in the horizontal direction in the oven, so that the lock tongue still has a larger design space for the door locking and unlocking structure.
The technical problem actually solved by the present application is therefore how to lock and unlock the door based on the differences from the above-mentioned prior art.
As a first aspect of the present application, as shown in fig. 1, there is provided a door locking unlocking structure including: a locking groove 1, wherein the locking groove 1 is arranged at one position on the door; a lever 21, the lever 21 being capable of rotating about a rotation shaft 22 mounted on the lever 21, the lever 21 having a locking position and an unlocking position, when the lever 21 is in the locking position, an end of the lever 21 near the door being placed in the lock groove 1 to pull the door, and when the lever 21 is in the unlocking position, an end of the lever 21 near the door being placed outside the lock groove 1 to unlock the door; and a driving mechanism 3, wherein the driving mechanism 3 is arranged near one end of the lever 21 far away from the door, and the driving mechanism 3 can drive the lever 21 to rotate so as to switch the lever 21 between a locking position and an unlocking position.
Specifically, in this embodiment, a door locking and unlocking structure is provided, which includes a locking slot 1, a lever 21 and a driving mechanism 3, wherein the lever 21 is configured to rotate around a rotating shaft 22 installed at one position on the lever 21, when the lever 21 is located at the locking position, one end of the lever 21 close to the door is placed in the locking slot 1 to pull the door, and when the lever 21 is located at the unlocking position, one end of the lever 21 close to the door is placed outside the locking slot 1 to unlock the door; meanwhile, the driving mechanism 3 is utilized to realize the switching of the lever 21 between the locking position and the unlocking position, so that the door lock is enabled to be unlocked in a rotating mode of the lever 21, and in addition, the door locking and unlocking structure is simple and practical in structure.
Specifically, the driving mechanism 3 may be driven by a motor, and the lever 21 is rotatable by power supplied from the driving mechanism 3. In the initial state of the door, the door is in a locking state, one end of the lever 21, which is close to the door, is arranged in the locking groove 1 and is mechanically matched with the locking groove 1 to pull the door to lock the door, and when the driving mechanism 3 drives the lever 21 to rotate, one end of the lever 21, which is close to the door, is separated from the locking groove 1 along with the rotation, so that the unlocking of the door is realized.
In this embodiment, it is further understood that the lever 21 rotates in a longitudinal plane, and when applied to the door, the lever acts in a longitudinal plane, so as not to occupy a horizontal space.
In this embodiment, as shown in fig. 2, preferably, the inner side of the locking groove 1 has a protrusion 11 protruding upward, and a clamping groove 211 is formed on one end of the lever 21 near the door;
wherein the locking position indicates that the lever 21 rotates until the bulge 11 is placed in the clamping groove 211, and the door and the box body are locked when the lever 21 rotates until the bulge 11 is positioned in the clamping groove 211;
the unlocking position indicates that the lever 21 rotates until the bulge 11 moves out of the clamping groove 211, and the door and the box are unlocked when the lever 21 rotates until the bulge 11 moves out of the clamping groove 211.
Specifically, when the door is locked, the locking groove 211 on the lever 21 is buckled with the bulge 11 in the locking groove 1, so that the door is locked in the horizontal direction, when the door is unlocked, one end, close to the door, of the lever 21 is driven to rotate along with the driving structure to gradually move out of the locking groove 1, at the moment, the locking groove 211 is separated from the bulge 11, and the door is unlocked in the horizontal direction, so that the door can be opened.
In addition, to facilitate the return of the door from the unlocked state, the lever 21 has a bevel 212 at the end near the door.
When the door is closed, the door moves until the bulge 11 abuts against the inclined part 212, and when the door is gradually closed, the lever 21 is guided by the inclined part 212 to rotate upwards until the bulge 11 falls into the clamping groove 211, so that the door is closed and locked.
In an embodiment of the present application, as shown in fig. 1 and 2, the door lock locking and unlocking structure includes:
a lock case 2, the lever 21 being installed in the lock case 2;
a reset cavity 23 is formed in the lock case 2, and an elastic reset piece (not shown) for resetting the lever 21 is installed in the reset cavity 23, wherein the elastic reset piece (not shown) always has a movement trend of driving the lever 21 to rotate clockwise.
By providing an elastic restoring member (not shown), when the lever 21 is restored to the original position, the lever 21 is pushed by the elastic action of the elastic restoring member (not shown) to rotationally move the end of the lever 21 away from the door.
Preferably, the elastic restoring member (not shown) may be one of a spring or an elastic gel.
In this embodiment, the spring or elastic colloid is always in a compressed state, taking the elastic reset piece (not shown) as an example, when the door is unlocked, the lever 21 is switched from the locking position to the unlocking position, when the end of the lever 21 away from the door rotates downwards, the spring continues to be compressed, at this time, the driving mechanism 3 drives the lever 21 to enable the lever 21 to stay at the position when the door is unlocked, after the door is unlocked, the driving mechanism 3 stops moving, and at this time, the spring resumes deformation under the limit of the reset cavity 23 to push the end of the lever 21 away from the door to move upwards to reset to the locking position of the lever 21.
In this embodiment, in order to define the initial storage position of the lever 21 and to make the reset position of the lever 21 accurate, a stopper 24 is installed in the lock case 2, and the stopper 24 is installed on the rotation path of the lever 21; when the lever 21 is reset, the lever 21 rotates to be propped against the limiting block 24, and at the moment, the lever 21 is reset and the rotation is stopped.
Preferably, the stopper 24 has a columnar shape, and a cutout 213 is disposed on the lever 21;
when the lever 21 is reset, the lever 21 rotates until the limiting block 24 abuts against the notch 213, at this time, the reset rotation of the lever 21 is stopped, the columnar limiting block 24 abuts against the notch 213 on the lever 21 to increase the contact surface between the limiting block 24 and the lever 21, and the position of the lever 21 after the reset is more accurate.
In the embodiment of the present application, as shown in fig. 1, the driving mechanism 3 includes:
a controller (not shown) for receiving an external signal and emitting a control signal;
the driving motor 31, the driving motor 31 is electrically connected with a controller (not shown) for controlling the driving motor 31 to start rotation or stop rotation.
Further, as shown in fig. 1, a cam 311 is disposed on the driving shaft of the driving motor 31;
when the driving shaft of the driving motor 31 drives the cam 311 to rotate, the driving motor 31 can drive the cam 311 to enable the lever 21 to be located at the unlocking position when the cam 311 rotates to the first position, and when the cam 311 rotates to the second position, the driving motor 31 can drive the cam 311 and enable the lever 21 to be located at the locking position in cooperation with an elastic reset piece (not shown).
When the door is unlocked, the lever 21 is switched from the locking position to the unlocking position at this time, when the driving motor 31 drives the cam 311 to rotate so that one end of the lever 21 far away from the door rotates downwards, an elastic reset piece (not shown) is compressed, and when the cam 311 rotates to the first position, one end of the lever 21 close to the door moves out of the locking groove 1, and at this time, the lever 21 is in the unlocking position; when the driving motor 31 continues to drive the cam 311 to rotate to the second position, the end of the lever 21, which is far from the door, moves downward by the pushing force of the elastic restoring member (not shown) in the process of switching the cam 311 from the first position to the second position, and the opposite end of the lever 21, which is close to the door, rotates downward until the lever 21 is restored to the locking position, which in this embodiment refers to the storage position where the lever 21 is restored when the door is locked and the storage position where the lever 21 is restored when the door is opened, which are identical.
Further, in the present embodiment, as shown in fig. 1 or 2, the driving mechanism 3 includes: a travel switch 32, wherein the travel switch 32 is disposed near the lever 21, and the travel switch 32 is electrically connected with the driving motor 31; when the lever 21 is rotated to contact the travel switch 32, the driving motor 31 is stopped, and the end of the lever 21 near the door is rotated upward about the rotation shaft 22 to unlock the door.
When the lever 21 is rotated and moved downward away from the end of the door, the contact portion 214 contacts the travel switch 32 as the lever 21 is rotated, and the travel switch 32 sends a control signal to a controller (not shown) connected to the driving motor 31, the driving motor 31 is controlled by the controller (not shown) to stop rotating, and the door is unlocked and can be opened; then, the controller (not shown) delays a set time, which may be manually set according to the usage habit of the user, such as delay time 5s or delay time 10s, and after the delay time, the controller (not shown) sends a start positioning signal, which acts on the driving motor 31 to restart the driving motor 31 to rotate the driving shaft, and drives the rotating set angle to rotate the special-shaped rotary head to the initial position of the last special-shaped rotary head rotation.
As a second aspect in this embodiment, as shown in fig. 3, there is provided an oven including a cabinet 100 and a door 200 opening and closing the cabinet 100, the oven employing a door lock-unlock structure as described above, the door lock-unlock structure including a lock groove 1, a lever 21, and a driving mechanism 3, the lever 21 being provided to be rotatable about a rotation shaft 22 installed at one place on the lever 21, one end of the lever 21 near the door being placed in the lock groove 1 to pull the door by rotation of the lever 21 when the lever 21 is in the lock position, one end of the lever 21 near the door being placed outside the lock groove 1 to unlock the door when the lever 21 is in the unlock position; meanwhile, the driving mechanism 3 is utilized to realize the switching of the lever 21 between the locking position and the unlocking position, so that the door is locked and unlocked in a mode of rotating the lever 21, and in addition, the structure of the door locking and unlocking structure is simple and practical, so that a simpler mode of locking and unlocking the door in the oven is provided.
Variations and modifications to the above would be obvious to persons skilled in the art to which the utility model pertains from the foregoing description and teachings. Therefore, the utility model is not limited to the specific embodiments disclosed and described above, but some modifications and changes of the utility model should be also included in the scope of the claims of the utility model. In addition, although specific terms are used in the present specification, these terms are for convenience of description only and do not limit the present utility model in any way.
Claims (10)
1. A door locking unlocking structure, comprising:
a locking groove installed at one place on the door;
the lever can rotate around a rotating shaft arranged at one position on the lever, the lever is provided with a locking position and an unlocking position, when the lever is positioned at the locking position, one end of the lever, which is close to the door, is arranged in the locking groove to pull the door, and when the lever is positioned at the unlocking position, one end of the lever, which is close to the door, is arranged outside the locking groove to unlock the door;
the driving mechanism is arranged close to one end of the lever, which is far away from the door, and can drive the lever to rotate so as to switch the lever between a locking position and an unlocking position.
2. The door lock unlocking structure according to claim 1, wherein:
the inner side of the locking groove is provided with a bulge part protruding upwards, and one end of the lever close to the door is provided with a clamping groove;
the locking position indicates that the lever rotates until the bulge part is arranged in the clamping groove, and when the lever rotates until the bulge part is arranged in the clamping groove, the door and the box body are locked;
the unlocking position indicates that the lever rotates until the bulge moves out of the clamping groove, and when the lever rotates until the bulge moves out of the clamping groove, the door and the box body are unlocked.
3. The door lock unlocking structure according to claim 2, wherein:
the lever has a bevel at one end near the door.
4. The door lock unlocking structure according to claim 1, characterized in that the door lock unlocking structure comprises:
the lever is arranged in the lock box;
the lock box is internally provided with a reset cavity, and an elastic reset piece for lever reset is arranged in the reset cavity.
5. The door lock unlocking structure according to claim 4, wherein:
a limiting block is arranged in the lock box and is arranged on a rotating path of the lever;
when the lever is reset, the lever rotates to be propped against the limiting block, and at the moment, the lever is reset and the rotation is stopped.
6. The door lock unlocking structure according to claim 5, wherein:
the limiting block is columnar;
a notch is arranged on the lever;
when the lever is reset, the lever rotates until the limiting block abuts against the notch position, and at the moment, the reset rotation of the lever is stopped.
7. The door lock unlocking structure according to claim 4, wherein the driving mechanism includes:
the controller is used for receiving external signals and sending out control signals;
the driving motor is electrically connected with the controller, and the controller is used for controlling the driving motor to start or stop rotating.
8. The door lock unlocking structure according to claim 7, wherein:
a cam is arranged on a driving shaft of the driving motor;
when the driving shaft of the driving motor drives the cam to rotate, the driving motor can drive the cam to enable the lever to be located at the unlocking position when the cam rotates to the first position, and when the cam rotates to the second position, the driving motor can drive the cam and be matched with the elastic reset piece to enable the lever to be located at the locking position.
9. The door lock unlocking structure according to claim 7, wherein the driving mechanism includes:
the travel switch is arranged close to the lever and is electrically connected with the driving motor;
when the lever rotates to be in contact with the travel switch, the driving motor stops rotating at the moment, and one end, close to the door, of the lever rotates upwards around the rotating shaft to unlock the door.
10. An oven employing the door lock unlocking structure according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223553097.8U CN219431579U (en) | 2022-12-28 | 2022-12-28 | Door locking unlocking structure and oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223553097.8U CN219431579U (en) | 2022-12-28 | 2022-12-28 | Door locking unlocking structure and oven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219431579U true CN219431579U (en) | 2023-07-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223553097.8U Active CN219431579U (en) | 2022-12-28 | 2022-12-28 | Door locking unlocking structure and oven |
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| Country | Link |
|---|---|
| CN (1) | CN219431579U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115736668A (en) * | 2022-12-28 | 2023-03-07 | 广东顺德融方电器有限公司 | an oven |
-
2022
- 2022-12-28 CN CN202223553097.8U patent/CN219431579U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115736668A (en) * | 2022-12-28 | 2023-03-07 | 广东顺德融方电器有限公司 | an oven |
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