CN210738340U - Door opening device and door opening household appliance thereof - Google Patents
Door opening device and door opening household appliance thereof Download PDFInfo
- Publication number
- CN210738340U CN210738340U CN201921022916.1U CN201921022916U CN210738340U CN 210738340 U CN210738340 U CN 210738340U CN 201921022916 U CN201921022916 U CN 201921022916U CN 210738340 U CN210738340 U CN 210738340U
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- China
- Prior art keywords
- door
- opening
- rack
- sliding block
- gear
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Abstract
The utility model discloses a door opener, which comprises a door opening mechanism, wherein the door opening mechanism comprises an installation panel; the guide rail is fixedly connected to the mounting panel; the sliding block group is connected to the guide rail in a sliding mode, and a top door piece and a door opening rack are arranged on the sliding block group; the driving mechanism is arranged on the mounting panel and is used for driving the sliding block group to slide left and right along the guide rail; the top door piece and the door opening rack are driven by the sliding block group to move left and right along the guide rail; the inert gear is rotationally connected to the mounting panel, is tangent to a moving path of the door opening rack and is matched with the door opening rack for use; a gate side gear that is held in intermeshing engagement with the idler gear. Through the door body is backed up to the top door spare, the utility model discloses can reduce the moment that the mechanism of opening the door received when opening the door, reduce the structure of the mechanism of opening the door, prolong the life of the mechanism of opening the door.
Description
Technical Field
The utility model relates to a domestic appliance field, in particular to door opener and household electrical appliances that open door thereof.
Background
Most of the existing door-opening household appliances, such as refrigerators or heat preservation boxes, have a door body which is opened and closed manually, but the manual opening and closing manner is inconvenient for realizing intellectualization and automation of the household appliances.
Although the refrigerator or the heat preservation box capable of automatically opening the door gradually appears in the market at present, the way of automatically opening the door is that the door body is pushed by the push rod mechanism, but the door body is provided with the sealing magnetic strip, and the push rod mechanism can push the door body by larger initial force, so the existing push rod mechanism has larger volume and is easy to damage.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: the door opening device comprises a door opening mechanism, wherein the door opening mechanism can open the door body in a segmented mode, and the service life of the door opening mechanism is prolonged.
The utility model also provides a household electrical appliances opens the door including this door opener.
The utility model provides a solution of its technical problem is:
door opener, including the mechanism of opening the door, the mechanism of opening the door includes:
installing a panel;
the guide rail is fixedly connected to the mounting panel;
the sliding block group is connected to the guide rail in a sliding mode, and a top door piece and a door opening rack are arranged on the sliding block group;
the driving mechanism is arranged on the mounting panel and is used for driving the sliding block group to slide left and right along the guide rail;
the top door piece and the door opening rack are driven by the sliding block group to move left and right along the guide rail;
the inert gear is rotationally connected to the mounting panel, is tangent to a moving path of the door opening rack and is matched with the door opening rack for use;
a gate side gear that is held in intermeshing engagement with the idler gear.
Under the driving of the driving mechanism, the sliding block set can simultaneously drive the door opening rack and the top door piece to move left and right along the direction of the guide rail, and when the door opening rack drives the inertia gear to rotate, the door side gear rotates along with the inertia gear at the moment.
The installation panel is hinged with a door body, and the door edge gear is fixedly connected above the hinged position of the door body, so that the door body can be opened and closed along with the rotation of the door edge gear; through the removal of top door spare, the door body can by top door spare is backed down, the door body is in open under the rotation of door limit gear, because the utility model discloses be provided with top door spare, consequently can reduce the moment that the mechanism of opening the door received when opening the door, reduce the structure of the mechanism of opening the door, prolong the life of the mechanism of opening the door. The door opening mechanism is mainly used for door opening household appliances such as refrigerators or heat preservation boxes.
Furthermore, the door opening device also comprises a door body, and one edge of the door body is hinged to the front side of the mounting panel.
In addition, the top surface of the door body is fixedly provided with the door edge gear, and the door edge gear is positioned above the hinge position of the door body, so that the door body can be opened and closed along with the rotation of the door edge gear.
In addition, the top door piece is positioned on the front side of the sliding block group, and a top door structure matched with the top door piece for use is arranged on the top surface of the door body.
In addition, the top door piece comprises a top door roller or a top door inclined block. When the top door piece is a top door roller, the top door structure is an inclined groove, and when the top door piece is a top door inclined block, the top door structure is a top door roller.
In addition, the number of the door bodies and the number of the inert gears are two, the two door bodies are arranged in a split mode, and the two inert gears cannot be meshed with the door opening rack at the same time. Such setting makes a mechanism of opening the door can drive two door bodies and carry out the independent switching.
In addition, because two door bodies share one door opening mechanism, the two top door structures are communicated with each other, so that the top door piece can arbitrarily jack one of the top door structures.
Further, the sliding block set comprises a top door sliding block and two rack sliding blocks, the two rack sliding blocks are respectively located on the left side and the right side of the top door sliding block, the top door sliding block is fixedly connected with the top door piece, and the two rack sliding blocks are jointly fixedly connected with the door opening rack. When the top door sliding block slides leftwards and is abutted against the rack sliding block on the left side, the top door sliding block can drive the door opening rack to move leftwards, and vice versa.
In addition, the distance between the two rack sliding blocks is larger than the length of the top door sliding block, so that the top door piece and the door opening rack perform intermittent motion, and the top door piece is prevented from interfering the normal closing of the door body.
Furthermore, in order to enable the top door action and the door opening action to be carried out separately, a stroke gap is arranged between the door opening rack and the inert gear; or, a rod part without teeth extends on one end of the door opening rack meshed with the inert gear.
Finally, the utility model also provides a door opening household appliance, which comprises the door opening device and a box body, wherein the top surface of the box body is the installation panel, and one side of the door body is hinged at the front side of the box body; in order to ensure that the interior of the box body reaches a preset temperature when the door is closed, a sealing magnetic stripe is arranged on the inner side surface of the door body or on the front side surface of the box body, the box body and a magnetic field between the door bodies are attracted, and the inner space of the box body is isolated from the outer space.
Drawings
In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is clear that the described figures represent only some embodiments of the invention, not all embodiments, and that a person skilled in the art can also derive other designs and figures from these figures without inventive effort.
Fig. 1 is a schematic perspective view of an embodiment of a door-opening electric appliance according to the present invention;
fig. 2 is a schematic perspective view of another embodiment of a door-opening electric appliance according to the present invention;
fig. 3 is a schematic perspective view of another embodiment of a door-opening electric appliance according to the present invention;
fig. 4 is a schematic partial perspective view of an embodiment of a door opening mechanism provided in the present invention;
fig. 5 is a schematic perspective view of an embodiment of a door body according to the present invention.
Detailed Description
The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive labor based on the embodiments of the present invention all belong to the protection scope of the present invention. In addition, all the connection relations mentioned herein do not mean that the components are directly connected, but mean that a better connection structure can be formed by adding or reducing connection accessories according to the specific implementation situation. The utility model provides an each technical feature can the interactive combination under the prerequisite of conflict each other. Finally, it should be noted that the terms "center, upper, lower, left, right, vertical, horizontal, inner, outer" and the like are used herein to indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only used for convenience of description and simplification of description, but do not indicate or imply that the device or element being referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms first, second and third as used herein are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Fig. 1, 4 and 5 show an embodiment of a household appliance for opening a door, which includes a box 100 and a door opening device, wherein the door opening device includes a door opening mechanism 200, the door opening mechanism 200 includes a mounting panel 110, a guide rail 210, a slider group 220, a driving mechanism 300 and an idler gear 230, the top surface of the box 100 is specifically the mounting panel 110, and the guide rail 210 is fixedly connected to the mounting panel 110. Fig. 1 shows the left-right, front-rear direction, which will be described below as a reference. The slider group 220 is slidably connected to the guide rail 210, a top door part 221 and a door opening rack 240 are arranged on the slider group 220, specifically, the top door part 221 is located on the front side of the slider group 220, the door opening rack 240 is parallel to the guide rail 210, and teeth on the door opening rack 240 point to the front side. The idler gear 230 is rotatably connected to the mounting panel 110, the idler gear 230 is tangent to the moving path of the door-opening rack 240, the idler gear 230 is used in cooperation with the door-opening rack 240, that is, the idler gear 230 and the door-opening rack 240 are in a meshed relationship, and specifically, the idler gear 230 is located in front of the door-opening rack 240; in order to make the top door direction and the door opening direction consistent, the door opening mechanism 200 further includes a door side gear 410, the door side gear 410 and the idler gear 230 are kept meshed with each other, and the door side gear 410 is specifically located in front of the door opening rack 240.
The driving mechanism 300 is disposed on the mounting panel 110, the driving mechanism 300 is configured to drive the sliding block set 220 to slide left and right along the guide rail 210, referring to fig. 4, the driving mechanism 300 is specifically a pulley mechanism, and includes a winding drum 320 driven by a motor 310, a steel wire rope 330 and a plurality of pulleys 340, the winding drum 320 is provided with a steel wire rope pressing block 321 for pressing the steel wire rope 330, and the plurality of pulleys 340 are respectively disposed on the mounting panel 110 left and right. However, in other embodiments of the present invention, the driving mechanism 300 may also be a screw nut mechanism, a belt transmission mechanism, a synchronous belt transmission mechanism, an air cylinder, a hydraulic cylinder, etc. Under the driving of the driving mechanism 300, the slider group 220 can simultaneously drive the door opening rack 240 and the top door 221 to move left and right along the guide rail 210, and when the door opening rack 240 drives the idle gear 230 to rotate, the door side gear 410 rotates along with the idle gear 230.
As shown in fig. 1 and 5, the door opening device further includes two door bodies 400 that are arranged in a split manner, and one side of each of the two door bodies 400 is hinged to the front side of the box body 100. In order to ensure that the interior of the box body 100 reaches a preset temperature when the door is closed, a sealing magnetic stripe 420 is arranged on the inner side surface of the door body 400 or on the front side surface of the box body 100, the sealing magnetic stripe 420 is preferably arranged on the inner side surface of the door body 400, the box body 100 and the door body 400 are attracted through a magnetic field, and the inner space of the box body 100 is isolated from the outer space. In other embodiments, the sealing magnetic stripe 420 can be separated into a sealing strip and a magnetic stripe, which are separately disposed and used separately.
Each top surface of the door body 400 is provided with a gear escape position 421, each gear escape position 421 is internally and fixedly provided with the door edge gear 410, and the door edge gear 410 is positioned above the hinge position of the door body 400, so that the door body 400 is opened and closed along with the rotation of the door edge gear 410. Since the single door opening mechanism 200 is adopted in this embodiment to drive the two door bodies 400 to be opened and closed independently, the number of the idler gears 230 on the door opening mechanism 200 is two, and the two idler gears 230 cannot be meshed with the door opening rack 240 at the same time. In addition, a top door structure 430 matched with the top door part 221 for use is further arranged on the top surface of the door body 400, the top door part 221 comprises a top door roller or a top door inclined block, when the top door part 221 is the top door roller, the top door structure 430 is an inclined groove, and when the top door part 221 is the top door inclined block, the top door structure 430 is the top door roller. The top door part 221 can push the top door structure 430 on the door body 400 under the driving of the sliding block group 220, so that the moment applied to the door opening mechanism 200 during door opening can be reduced, the structure of the door opening mechanism 200 is simplified, and the service life of the door opening mechanism 200 is prolonged; since the two door bodies 400 share one door opening mechanism 200, the two top door structures 430 are communicated with each other, so that the top door piece 221 can arbitrarily open one of the top door structures 430.
As shown in fig. 4, both the top door piece 221 and the door opening rack 240 can be fixedly connected to the slider set 220 and can be kept moving at the same time, but in practical production, manufacturing errors are inevitable, and due to manufacturing errors, when the top door piece 221 and the door opening rack 240 are kept moving at the same time, the top door piece 221 may interfere with the normal closing of the door body 400, so in other embodiments, the top door piece 221 and the door opening rack 240 perform intermittent movement. The sliding block set 220 comprises a top door sliding block 222 and two rack sliding blocks 223, the two rack sliding blocks 223 are respectively located on the left side and the right side of the top door sliding block 222, the top door sliding block 222 is fixedly connected with the top door piece 221, the two rack sliding blocks 223 are fixedly connected with the door opening rack 240 together, and the distance between the two rack sliding blocks 223 is greater than the length of the top door sliding block 222. The head end of the wire rope 330 is connected to the left end of the top door slider 222, then the wire rope 330 sequentially passes around the left pulley 340, the winding drum 320 and the right pulley 340, and finally the tail end of the wire rope 330 is connected to the right end of the top door slider 222. The drum 320 rotates and pulls the top door slider 222 to slide leftward, and when the top door slider 222 abuts against the left rack slider 223, the top door slider 222 can drive the door opening rack 240 to move in the left direction, and vice versa.
In other embodiments, in order to separate the top door operation and the door opening operation, and ensure that the door 400 is opened after the door 400 is pushed by the top door piece 221, a travel gap is provided between the door opening rack 240 and the idler gear 230, that is, when the door opening rack 240 starts to move along the guide rail 210, the door opening rack 240 does not engage with the idler gear 230 immediately, but when the top door piece 221 pushes the top door structure 430, the door opening rack 240 moves to the idler gear 230 and engages with the idler gear 230. In the process of closing the door 400, after the door 400 is closed to a certain extent, the door-opening rack 240 is separated from the idler gear 230, and at this time, the door 400 is closed by magnetic force.
In other embodiments, in order to separate the top door opening and the bottom door opening, and ensure that the door 400 is opened after the door 400 is pushed by the top door 221, the end of the door-opening rack 240 engaged with the idle gear 230 extends with a rod without teeth, that is, when the door-opening rack 240 starts to move along the guide rail 210, since the rod does not engage with the idle gear 230, when the top door 221 pushes the top door 430, the teeth of the door-opening rack 240 move to the idle gear 230 and engage with the idle gear 230. In the process of closing the door 400, after the door 400 is closed to a certain extent, the teeth of the door-opening rack 240 are separated from the idler gear 230, and at this time, the door 400 is closed by magnetic force.
In other embodiments, since the door opening mechanism 200 does not require the entire door opening rack 240 to engage with the idler gear 230, in order to reduce the manufacturing cost of the door opening rack 240, a recess 241 is provided in the middle of the door opening rack 240, and the recess 241 can also avoid the guide rail 210.
Fig. 2 shows another embodiment of the household appliance with a door opening function, the number of the door body 400 and the door opening mechanism 200 is one, the door opening mechanism 200 is provided with one idler gear 230, and the door body 400 is automatically opened and closed through the door opening mechanism 200.
Fig. 3 shows another embodiment of the household appliance with a door opened, the number of the door bodies 400 and the door opening mechanisms 200 is two, two door bodies 400 are arranged in a split manner, each door opening mechanism 200 is provided with one idler gear 230, and each door body 400 is automatically opened and closed through the respective door opening mechanism 200.
In practical applications, the door 400 can be opened and closed manually, in addition to being opened and closed automatically by the door opening mechanism 200, and when the door 400 is closed, the door can be opened manually and then closed manually.
While the preferred embodiments of the present invention have been described in detail, it will be understood by those skilled in the art that the foregoing and various other changes, omissions and deviations in the form and detail thereof may be made without departing from the scope of this invention.
Claims (11)
1. Door opener, its characterized in that, including the mechanism of opening the door, the mechanism of opening the door includes:
installing a panel;
the guide rail is fixedly connected to the mounting panel;
the sliding block group is connected to the guide rail in a sliding mode, and a top door piece and a door opening rack are arranged on the sliding block group;
the driving mechanism is arranged on the mounting panel and is used for driving the sliding block group to slide left and right along the guide rail; the top door piece and the door opening rack are driven by the sliding block group to move left and right along the guide rail;
the inert gear is rotationally connected to the mounting panel, is tangent to a moving path of the door opening rack and is matched with the door opening rack for use;
a gate side gear that is held in intermeshing engagement with the idler gear.
2. The door opener of claim 1, wherein: the door body is hinged to the front side of the mounting panel on one side.
3. The door opener of claim 2, wherein: the door edge gear is fixedly arranged on the top surface of the door body and is positioned above the hinge position of the door body.
4. The door opener of claim 2, wherein: the top door piece is positioned on the front side of the sliding block group, and a top door structure matched with the top door piece for use is arranged on the top surface of the door body.
5. The door opener of claim 4, wherein: the top door piece comprises a top door roller or a top door inclined block.
6. The door opener of claim 4, wherein: the quantity of the door body with the quantity of inertia gear is two, two the door body sets up to run from opposite directions, two the inertia gear not simultaneously with the rack meshes that opens the door.
7. The door opener of claim 6, wherein: the two top door structures are communicated with each other.
8. The door opener of claim 1, wherein: the sliding block set comprises a top door sliding block and two rack sliding blocks, the two rack sliding blocks are respectively positioned on the left side and the right side of the top door sliding block, the top door sliding block is fixedly connected with the top door part, and the two rack sliding blocks are fixedly connected with the door opening rack.
9. The door opener of claim 8, wherein: the distance between the two rack sliding blocks is larger than the length of the top door sliding block, so that the top door piece and the door opening rack perform intermittent motion.
10. The door opener of claim 1, wherein: a stroke gap is formed between the door opening rack and the inert gear; alternatively, the first and second electrodes may be,
and a rod part without teeth extends from one end of the door opening rack meshed with the inert gear.
11. The door-opening electric appliance, characterized by comprising the door-opening device of any one of claims 2 to 7, and further comprising: the top surface of the box body is the installation panel, one side of the door body is hinged to the front side of the box body, and a sealing magnetic stripe is arranged on the inner side face of the door body or the front side face of the box body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921022916.1U CN210738340U (en) | 2019-07-01 | 2019-07-01 | Door opening device and door opening household appliance thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921022916.1U CN210738340U (en) | 2019-07-01 | 2019-07-01 | Door opening device and door opening household appliance thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210738340U true CN210738340U (en) | 2020-06-12 |
Family
ID=71006100
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921022916.1U Expired - Fee Related CN210738340U (en) | 2019-07-01 | 2019-07-01 | Door opening device and door opening household appliance thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210738340U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110344705A (en) * | 2019-07-01 | 2019-10-18 | 广东万家乐厨房科技有限公司 | Door opener and its enabling household electrical appliances |
| CN110344705B (en) * | 2019-07-01 | 2024-05-03 | 广东万家乐厨房科技有限公司 | Door opening device and door opening household appliance thereof |
-
2019
- 2019-07-01 CN CN201921022916.1U patent/CN210738340U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110344705A (en) * | 2019-07-01 | 2019-10-18 | 广东万家乐厨房科技有限公司 | Door opener and its enabling household electrical appliances |
| CN110344705B (en) * | 2019-07-01 | 2024-05-03 | 广东万家乐厨房科技有限公司 | Door opening device and door opening household appliance thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200612 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |