CN210249126U - Drawer opening device and household appliance - Google Patents
Drawer opening device and household appliance Download PDFInfo
- Publication number
- CN210249126U CN210249126U CN201920619156.6U CN201920619156U CN210249126U CN 210249126 U CN210249126 U CN 210249126U CN 201920619156 U CN201920619156 U CN 201920619156U CN 210249126 U CN210249126 U CN 210249126U
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- Prior art keywords
- arm
- motor
- drawer
- opening device
- ejector rod
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- 238000004659 sterilization and disinfection Methods 0.000 claims description 5
- 238000009434 installation Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000004140 cleaning Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000004851 dishwashing Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of household appliances, in particular to a drawer opening device and a household appliance, wherein the drawer opening device comprises a base, a motor arm and a top lever arm, wherein the base is provided with a guide hole; the motor is arranged on the base; the first end of the motor arm is connected with an output shaft of the motor; the ejector pin arm slides and wears to locate the guiding hole, just the ejector pin arm is in being close to the bar groove has been seted up to the one end of motor arm, the extending direction in bar groove with the axis of guiding hole is the contained angle setting, the second end of motor arm with bar groove sliding connection. The drawer opening device provided by the utility model can realize the automatic opening of the drawer, and a handle is not needed to be arranged on the drawer, so that the appearance of the drawer is cleaner and tidier; and its drive mechanism only includes motor arm and jack arm, and the part quantity is few, and the relation of connection between the part is simple, has reduced manufacturing and installation cost.
Description
Technical Field
The utility model relates to the technical field of household appliances, especially, relate to a drawer opening device and household appliances.
Background
The drawer is widely applied to the field of household appliances, such as a disinfection cabinet, a dishwasher and the like, and a conventional drawer opening mode is that a handle is arranged on a panel of the drawer, the drawer is opened or closed through the handle, and particularly when the drawer is pulled open, the handle is a component which must be equipped. The existing handle structures are generally of two types, namely a so-called open handle, namely the handle protrudes outwards from a drawer panel; the other is a hidden handle which is embedded in the drawer panel or a pull groove arranged on the drawer panel. For the open handle, on one hand, the integral aesthetic property of the surface of the product is damaged, and on the other hand, the open handle protrudes out of the drawer panel and can touch the human body carelessly, so that the open handle is harmful to the human body, and especially for children, the open handle has potential safety hazards. The hidden handle is embedded on the drawer panel, so that dust is easily accumulated in the handle, and the cleaning is difficult.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a drawer opening device and domestic appliance to solve the bright handle that exists among the prior art and destroy whole aesthetic property, have the potential safety hazard, and the easy deposition of dark handle, clean difficult technical problem.
To achieve the purpose, the utility model adopts the following technical proposal:
a drawer opening device comprising:
the base is provided with a guide hole;
a motor disposed on the base;
a motor arm, a first end of which is connected with an output shaft of the motor;
the roof bar arm, its slides and wears to locate the guiding hole, just the roof bar arm is in being close to the bar groove has been seted up to the one end of motor arm, the extending direction in bar groove with the axis of guiding hole is the contained angle setting, the second end of motor arm with bar groove sliding connection.
As the preferred technical scheme of the drawer opening device, the motor arm comprises a motor connecting arm and a connecting piece, the first end of the motor connecting arm is connected with the output shaft of the motor, the second end of the motor connecting arm is connected with the connecting piece, and the connecting piece is arranged in the strip-shaped groove in a penetrating mode.
As the preferred technical scheme of the drawer opening device, the ejector rod arm comprises an ejector rod connecting arm and an ejector rod, the strip-shaped groove is formed in the ejector rod connecting arm, the ejector rod penetrates through the guide hole in a sliding mode, and the ejector rod is connected to the ejector rod connecting arm.
As a preferred technical scheme of the drawer opening device, a guide groove is formed in the base, the extending direction of the guide groove is parallel to the axis direction of the guide hole, a guide block is arranged on the top lever arm, and the guide block is slidably arranged in the guide groove.
As a preferred technical scheme of the drawer opening device, an included angle between the extending direction of the strip-shaped groove and the axis of the guide hole is a right angle.
As a preferred technical scheme of the drawer opening device, a linear bearing or a shaft sleeve is arranged in the guide hole.
As a preferred technical scheme of the drawer opening device, a limiting column is arranged on the base and used for limiting the swing range of the motor arm.
A household appliance comprises a drawer and the drawer opening device in any one of the above aspects.
As a preferable technical solution of the household appliance, in the process of opening the drawer by the drawer opening device, the lever arm abuts against the drawer.
As the preferred technical scheme of the household appliance, the household appliance is a disinfection cabinet, a dish washing machine or a refrigerator.
The utility model discloses compare in prior art's beneficial effect:
the drawer opening device provided by the utility model can realize the automatic opening of the drawer, and does not need to arrange a handle on the drawer, so that the appearance of the drawer is cleaner and tidier, the processing and cleaning of the drawer panel are convenient, and unsafe factors caused by the installation of the handle are avoided; and the transmission mechanism only comprises the motor arm and the ejector rod arm, so that the number of parts is small, the connection relationship among the parts is simple, and the manufacturing and installation cost is reduced.
Drawings
Fig. 1 is a first schematic structural view of a drawer opening device according to an embodiment of the present invention;
FIG. 2 is a second schematic structural view of a drawer opening device according to an embodiment of the present invention;
FIG. 3 is a schematic structural view of a disinfection cabinet according to a second embodiment of the present invention;
fig. 4 is a partially enlarged view of a portion a in fig. 3.
In the figure:
10-a base; 11-motor fixing plate; 111-a spacing post; 12-a mandril guide block; 121-a guide hole; 13-ejector pin connecting arm guide plate; 131-a guide groove; 14-a mounting plate; 20-a motor; 21-an output shaft; 30-motor connecting arm; 40-ejector rod connecting arm; 41-a strip groove; 50-a connector; 60-a top rod;
100-drawer opening device; 200-drawer.
Detailed Description
The technical solution of the present invention will be further explained with reference to the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some but not all of the elements related to the present invention are shown in the drawings.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used in the orientation or positional relationship shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
Example one
As shown in fig. 1 and 2, the present embodiment provides a drawer opening device, which includes a base 10, a motor 20, a motor arm, and a lever arm, wherein the base 10 is provided with a guide hole 121; the motor 20 is arranged on the base 10; the first end of the motor arm is connected with the output shaft 21 of the motor 20; the ejector pin arm slides and wears to locate guiding hole 121, and the ejector pin arm has seted up bar groove 41 in the one end that is close to the motor arm, and the extending direction in bar groove 41 is the contained angle setting with the axis of guiding hole 121, the second end and the bar groove 41 sliding connection of motor arm. The motor 20 rotates to drive the motor arm to swing, when the motor arm swings, the second end of the motor arm can slide along the strip-shaped groove 41 and push the top lever arm to eject or pull the top lever arm to retract, and the drawer can be automatically opened through the cooperation of the top lever arm and the drawer. Preferably, the extending direction of the strip-shaped groove 41 forms a right angle with the axis of the guide hole 121, so that the maximum extension stroke of the jack arm can be ensured.
The drawer opening device provided by the utility model can realize the automatic opening of the drawer, and does not need to arrange a handle on the drawer, so that the appearance of the drawer is cleaner and tidier, the processing and cleaning of the drawer panel are convenient, and unsafe factors caused by the installation of the handle are avoided; and the transmission mechanism only comprises the motor arm and the ejector rod arm, so that the number of parts is small, the connection relationship among the parts is simple, and the manufacturing and installation cost is reduced.
Specifically, the motor arm includes a motor connecting arm 30 and a connecting member 50, a first end of the motor connecting arm 30 is connected with the output shaft 21 of the motor 20, a second end of the motor connecting arm 30 is connected with the connecting member 50, and the connecting member 50 is inserted into the strip-shaped groove 41. The motor arm is arranged into two parts, namely the motor connecting arm 30 and the connecting piece 50, so that the motor arm can be matched with the strip-shaped groove 41 conveniently. The motor connecting arm 30 and the connecting member 50 may be formed integrally or may be formed separately. Further, the connecting element 50 is provided with a limiting portion at an end away from the motor connecting arm 30 for preventing the connecting element 50 from coming off from the strip-shaped groove 41.
The ejector rod arm comprises an ejector rod connecting arm 40 and an ejector rod 60, the strip-shaped groove 41 is formed in the ejector rod connecting arm 40, the ejector rod 60 penetrates through the guide hole 121 in a sliding mode, and the ejector rod 60 is connected to the ejector rod connecting arm 40. By arranging the ejector rod arm as the ejector rod connecting arm 40 and the ejector rod 60, the strip-shaped groove 41 can be conveniently formed, and the sliding fit with the guide hole 121 can be conveniently realized. The ejector rod connecting arm 40 and the ejector rod 60 may be formed integrally or may be formed separately.
Furthermore, a guide groove 131 is formed in the base 10, the extending direction of the guide groove 131 is parallel to the axial direction of the guide hole 121, and a guide block is arranged on the top lever arm and slidably disposed in the guide groove 131. In this embodiment, the guide block is the end of the jack connecting arm 40. The ejector rod 60 stretches along the guide hole 121, and meanwhile, the ejector rod connecting arm 40 slides along the guide groove 131, and the stability of the motor arm and the ejector rod arm during movement can be further improved through the sliding arrangement of the guide groove 131 and the ejector rod connecting arm 40.
Preferably, a linear bearing or a shaft sleeve is arranged in the guide hole 121, and the abrasion of the top rod 60 and the base 10 can be avoided by arranging the linear bearing or the shaft sleeve in the guide hole 121, so that the service life of the drawer opening device is prolonged.
Further, the base 10 is provided with a limiting column 111, and the limiting column 111 is used for limiting the swing range of the motor arm, so that the too large swing amplitude of the motor arm is avoided. In this embodiment, the number of the limiting columns 111 is two, and the two limiting columns 111 are respectively located at two sides of the motor arm along the swinging direction of the motor arm.
In this embodiment, the base 10 includes a motor fixing plate 11, a mandril guide block 12 and a mandril connecting arm guide plate 13, the mandril guide block 12 and the mandril connecting arm guide plate 13 are both connected to a first side of the motor fixing plate 11, and the mandril guide block 12 is perpendicular to the mandril connecting arm guide plate 13; the motor 20 is fixed on the second side of the motor fixing plate 11, the output shaft 21 of the motor 20 penetrates through the motor fixing plate 11 and extends to the first side of the motor fixing plate 11, the guide hole 121 is formed in the ejector rod guide block 12, and the guide groove 131 is formed in the ejector rod connecting arm guide plate 13. By the above-described structural arrangement of the base 10, the overall structure of the drawer opening device can be made more compact. Preferably, the base 10 further comprises a mounting plate 14, the mounting plate 14 is vertically connected to the second side of the motor fixing plate 11, and the mounting plate 14 is used for connecting and fixing with a framework on which the drawer is installed. Preferably, the base 10 is an integrally formed structure, which facilitates processing.
Example two
As shown in fig. 3 and 4, the present embodiment provides a household appliance including a drawer 200 and the drawer opening device 100 according to the first embodiment.
Specifically, the drawer 200 is arranged on a framework of the household appliance, the drawer opening device 100 is fixed on the framework through the base 10, the motor 20 drives the top lever arm through the motor arm to push the drawer 200, automatic opening of the drawer is achieved, a handle is not required to be arranged on the drawer, the appearance of the drawer is neat, processing and cleaning of a drawer panel are facilitated, and unsafe factors caused by installation of the handle are avoided; and the transmission mechanism only comprises the motor arm and the ejector rod arm, so that the number of parts is small, the connection relationship among the parts is simple, and the manufacturing and installation cost is reduced. In the present embodiment, there is no connection between the lever arm and the drawer 200, that is, the lever arm abuts against the drawer 200 during the opening process of the drawer opening device 100. Of course, in other embodiments, the ejector arm and the drawer 200 may be connected together without limitation.
Further, the inner side surface of the front panel of the drawer 200 is provided with an anti-collision strip, and when the drawer 200 is closed, the anti-collision strip can play a role in buffering and protecting the drawer 200.
In this embodiment, the household appliance is preferably a disinfection cabinet, and in other embodiments, the household appliance may also be a dishwasher, a refrigerator, or the like.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. A drawer opening device, comprising:
a base (10) provided with a guide hole (121);
a motor (20) provided on the base (10);
a motor arm, the first end of which is connected with an output shaft (21) of the motor (20);
the roof bar arm, its slides and wears to locate guiding hole (121), just the roof bar arm is in being close to strip groove (41) have been seted up to the one end of motor arm, the extending direction in strip groove (41) with the axis of guiding hole (121) is the contained angle setting, the second end of motor arm with strip groove (41) sliding connection.
2. The drawer opening device of claim 1, wherein the motor arm comprises a motor connecting arm (30) and a connecting member (50), a first end of the motor connecting arm (30) is connected with the output shaft (21) of the motor (20), a second end of the motor connecting arm (30) is connected with the connecting member (50), and the connecting member (50) is inserted into the strip-shaped groove (41).
3. The drawer opening device of claim 1, wherein the ejector rod arm comprises an ejector rod connecting arm (40) and an ejector rod (60), the strip-shaped groove (41) is formed in the ejector rod connecting arm (40), the ejector rod (60) is slidably arranged in the guide hole (121), and the ejector rod (60) is connected to the ejector rod connecting arm (40).
4. The drawer opening device of claim 1, wherein the base (10) is provided with a guide groove (131), the guide groove (131) extends in a direction parallel to the axial direction of the guide hole (121), and the lever arm is provided with a guide block which is slidably disposed in the guide groove (131).
5. The drawer opening device according to claim 1, characterized in that the extension direction of the strip-shaped groove (41) is at right angles to the axis of the guide hole (121).
6. The drawer opening device of claim 1, wherein a linear bearing or bushing is disposed within the guide hole (121).
7. The drawer opening device of claim 1, wherein the base (10) is provided with a limiting column (111), and the limiting column (111) is used for limiting the swing range of the motor arm.
8. Household appliance, characterized in that it comprises a drawer (200) and a drawer opening device (100) according to any one of claims 1 to 7.
9. Household appliance according to claim 8, wherein said lever arm abuts against said drawer (200) during the opening of said drawer (200) by said drawer opening device (100).
10. The household appliance according to claim 8 or 9, wherein the household appliance is a disinfection cabinet, a dishwasher or a refrigerator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920619156.6U CN210249126U (en) | 2019-04-30 | 2019-04-30 | Drawer opening device and household appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920619156.6U CN210249126U (en) | 2019-04-30 | 2019-04-30 | Drawer opening device and household appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210249126U true CN210249126U (en) | 2020-04-07 |
Family
ID=70023430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920619156.6U Active CN210249126U (en) | 2019-04-30 | 2019-04-30 | Drawer opening device and household appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210249126U (en) |
-
2019
- 2019-04-30 CN CN201920619156.6U patent/CN210249126U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 266101 Haier Industrial Park, No. 236, Qian Wan Road, Qingdao economic and Technological Development Zone, Qingdao, Shandong Patentee after: QINGDAO HAIER INTELLIGENT COOKING APPLIANCES CO., LTD. Patentee after: Haier Smart Home Co., Ltd. Address before: 266101 Haier Industrial Park, No. 236, Qian Wan Road, Qingdao economic and Technological Development Zone, Qingdao, Shandong Patentee before: QINGDAO HAIER INTELLIGENT COOKING APPLIANCES CO., LTD. Patentee before: Qingdao Haier Joint Stock Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |