CN109363364B - Self-balancing device and application thereof - Google Patents
Self-balancing device and application thereof Download PDFInfo
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- CN109363364B CN109363364B CN201811495283.6A CN201811495283A CN109363364B CN 109363364 B CN109363364 B CN 109363364B CN 201811495283 A CN201811495283 A CN 201811495283A CN 109363364 B CN109363364 B CN 109363364B
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- ring frame
- rotating shaft
- tray
- frame
- inner ring
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B31/00—Service or tea tables, trolleys, or wagons
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B31/00—Service or tea tables, trolleys, or wagons
- A47B2031/002—Catering trolleys
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Abstract
The invention relates to a self-balancing device and application thereof. The self-balancing device comprises a tray frame for placing a tray, an outer ring frame arranged above the tray frame, an inner ring frame arranged on the inner side of the outer ring frame, a pair of handles oppositely arranged on the outer walls on two sides of the outer ring frame, a pair of first rotating shafts oppositely arranged on the outer walls on two sides of the tray frame and a pair of second rotating shafts oppositely arranged on the outer walls on two sides of the inner ring frame; the inner ring frame is connected with the tray frame through a first rotating shaft, the outer ring frame is connected with the inner ring frame through a second rotating shaft, and the first rotating shaft is rotationally connected with the inner ring frame and the second rotating shaft is rotationally connected with the outer ring frame; and damping springs are arranged at the joint of the first rotating shaft and the inner ring frame and the joint of the second rotating shaft and the outer ring frame. The self-balancing device is reasonable in structure arrangement, low in cost and good in balance, and when the self-balancing device is used as a meal delivery device, the problem that food soup overflows due to hand shaking when a waiter loads dishes can be effectively avoided.
Description
Technical Field
The invention belongs to the technical field of food delivery devices, and particularly relates to a self-balancing device and application thereof.
Background
With the development of society and the improvement of economic level, practical and flexible robot meal delivery devices or intelligent meal delivery devices have appeared at home and abroad at present, and researches on the meal delivery devices also mainly pay attention to the intelligent meal delivery devices or the robot meal delivery devices applied to high-end catering places at present.
However, ordinary restaurants at home and abroad now mainly rely on catering service staff to deliver food to customers through a food delivery tray. However, customers can easily find the food in the restaurant, and restaurant waiters often cause the overflow of food and soup due to shaking hands when serving the food, so that the tidiness and the dish serving efficiency of the food are greatly influenced, and meanwhile, the waiters are easily scalded. At present, no food delivery tray capable of effectively preventing food soup from overflowing due to shaking of hands when a waiter eats food is available in the market.
Disclosure of Invention
In order to solve the technical problems in the prior art, the invention provides a self-balancing device and application thereof. The self-balancing device is reasonable in structure arrangement, low in cost and good in balance; when the self-balancing device is used as a food delivery device, the problem that food soup overflows due to hand shaking when a waiter loads dishes can be effectively avoided.
In order to achieve the above object, the present invention provides, in a first aspect, a self-balancing apparatus including a tray frame for placing a tray, an outer ring frame disposed above the tray frame, an inner ring frame disposed inside the outer ring frame, a pair of handles disposed oppositely on both side outer walls of the outer ring frame, a pair of first rotating shafts disposed oppositely on both side outer walls of the tray frame, and a pair of second rotating shafts disposed oppositely on both side outer walls of the inner ring frame; the inner ring frame is connected with the tray frame through the first rotating shaft, the outer ring frame is connected with the inner ring frame through the second rotating shaft, and the first rotating shaft is rotationally connected with the inner ring frame and the second rotating shaft is rotationally connected with the outer ring frame; and damping springs are arranged at the joint of the first rotating shaft and the inner ring frame and the joint of the second rotating shaft and the outer ring frame.
Preferably, the self-balancing device further comprises a tray, and the shape of the tray is matched with that of the tray frame.
Preferably, one end of the first rotating shaft is fixedly connected with the tray frame, and the other end of the first rotating shaft is rotatably connected with the inner ring frame so that the inner ring frame can rotate around the first rotating shaft; two ends of the second rotating shaft are respectively connected with the inner ring frame and the outer ring frame in a rotating mode so that the inner ring frame and the outer ring frame can rotate around the second rotating shaft.
Preferably, the first rotating shaft is disposed at both sides of the tray frame in a length direction.
Preferably, the second rotating shaft is disposed at both sides of the inner ring frame in the width direction.
Preferably, the first rotating shaft is an L-shaped rotating shaft, and the cross-sectional area of the tray frame is larger than that of the inner ring frame.
Preferably, a first protruding block is arranged on the inner side wall of the inner ring frame, the damping spring is arranged in the first protruding block, and the first rotating shaft extends into the first protruding block and is connected with the damping spring; and/or a second lug is arranged on the inner side wall of the outer ring frame, the damping spring is arranged in the second lug, and the second rotating shaft extends into the second lug and is connected with the damping spring.
Preferably, an extension part is arranged at one end of the first rotating shaft connected with the tray frame, and the first rotating shaft is fixed on the outer side wall of the tray frame through the extension part.
Preferably, a stopper is disposed at an end of the second rotating shaft connected to the inner ring frame, and the stopper is configured to limit movement of the second rotating shaft along the axial direction.
In a second aspect, the invention provides the use of the self-balancing device of the first aspect of the invention as a food delivery device.
Compared with the prior art, the invention at least has the following beneficial effects:
(1) the self-balancing device is simple in structure, reasonable in structure arrangement, low in cost and good in balance, when the self-balancing device is used as a meal delivery device, the problem that food soup overflows due to hand shaking when a waiter loads dishes can be effectively avoided, the overall attractiveness of the food during meal loading is guaranteed, the waiter is effectively prevented from being scalded, and the meal delivery efficiency and the service quality are improved.
(2) When the self-balancing device is used, when the heights of the hands of a human body are uneven, the handle drives the outer ring frame to rotate, and the inner ring frame, the tray frame and the tray can still keep horizontal stability; when a human body inclines, the handle drives the outer ring frame and the outer ring frame to drive the inner ring frame to rotate through the second rotating shaft, and at the moment, the tray frame and the tray can still keep horizontal stability; when the placed objects (such as food) are not uniformly placed on the tray, the tray has a tendency of rotating, at the moment, the first rotating shaft and the tray frame fixedly connected with the first rotating shaft form a 'simple pendulum' effect, the force is balanced under the action of gravity, and the tray still keeps horizontal and stable; when a human body suddenly stops walking and collides transversely, the damping spring can effectively weaken the impact influence of acceleration on the self-balancing device.
Drawings
The drawings of the present invention are provided for illustrative purposes only, and the dimensions in the drawings do not necessarily correspond to those of an actual product.
Fig. 1 is a schematic perspective view of a self-balancing device according to an embodiment of the present invention.
Fig. 2 is a rendering diagram of fig. 1.
Fig. 3 is a schematic view of the self-balancing apparatus of fig. 2 during use.
Fig. 4 is a schematic view of an internal structure of the second bump in fig. 1.
In the figure: 1: a tray frame; 2: an outer ring frame; 21: a second bump; 3: an inner ring frame; 31: a first bump; 4: a handle; 5: a first rotating shaft; 51: an extension portion; 6: a second rotating shaft; 61: a stopper; 7: a tray; 8: a damping spring; 9: a self-balancing device.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
The present invention provides a self-balancing device in a first aspect, fig. 1 is a schematic perspective view of a self-balancing device according to an embodiment of the present invention; FIG. 2 is a rendering diagram of FIG. 1; FIG. 3 is a schematic view of the self-balancing apparatus of FIG. 2 during use; fig. 4 is a schematic view of an internal structure of the second bump in fig. 1.
In the present invention, for example, as shown in fig. 1 and 2, the self-balancing device includes a tray frame 1 for placing a tray 7, an outer ring frame 2 disposed above the tray frame 1, an inner ring frame 3 disposed inside the outer ring frame 2, a pair of handles 4 oppositely disposed on both side outer walls of the outer ring frame 2, a pair of first rotating shafts 5 oppositely disposed on both side outer walls of the tray frame 1, and a pair of second rotating shafts 6 oppositely disposed on both side outer walls of the inner ring frame 3; the inner ring frame 3 is connected with the tray frame 1 through the first rotating shaft 5, the outer ring frame 2 is connected with the inner ring frame 3 through the second rotating shaft 6, and the first rotating shaft 5 is rotationally connected with the inner ring frame 3 and the second rotating shaft 6 is rotationally connected with the outer ring frame 2 (circumferentially rotationally connected); and damping springs 8 are arranged at the joints of the first rotating shaft 5 and the inner ring frame 3 and the joints of the second rotating shaft 6 and the outer ring frame 2. In the invention, in an initial state when the self-balancing device is not used, the tray frame 1, the outer ring frame 2 and the inner ring frame 3 are parallel, and the outer ring frame and the inner ring frame are positioned right above the tray frame; when the self-balancing device is used, the handle 4 is used for being held by a human body, when the two hands incline, the tray 7 can still keep horizontal stability, and the damping spring can effectively reduce the impact of the two hands on the tray 7; the damping spring 8 is not particularly limited in the present invention, and may be a damping spring in the prior art.
In the present invention, the second rotating shaft and the inner ring frame may be fixedly connected or rotatably connected, for example, in the present invention, it is preferable that the first rotating shaft and the inner ring frame and the second rotating shaft and the inner ring frame and the outer ring frame are rotatably connected; in the present invention, the rotational connection between the first rotating shaft and the inner ring frame and the rotational connection between the second rotating shaft and the inner ring frame and the outer ring frame mean that one end of the first rotating shaft is connected in the inner ring frame and can rotate circumferentially in the inner ring frame, one end of the second rotating shaft is connected in the outer ring frame and can rotate circumferentially in the outer ring frame, and the other end of the second rotating shaft is connected in the inner ring frame and can rotate circumferentially in the inner ring frame.
According to some preferred embodiments, the self-balancing device further comprises a tray 7, and the shape of the tray 7 is matched with that of the tray frame 1; for example, in the present invention, the tray 7 has an outward flange around the periphery thereof, for example, as shown in fig. 1 and 2, so that the tray 7 can be engaged with the tray frame 1 in a matching manner, thereby facilitating the placement of the tray 7.
According to some preferred embodiments, one end of the first rotating shaft 5 is fixedly connected with the tray frame 1, and the other end of the first rotating shaft 5 is rotatably connected with the inner ring frame 3 so that the inner ring frame 3 can rotate around the first rotating shaft 5; two ends of the second rotating shaft 6 are respectively connected with the inner ring frame 3 and the outer ring frame 2 in a rotating manner, so that the inner ring frame 3 and the outer ring frame 2 can rotate around the second rotating shaft 6.
In the use process of the self-balancing device, when the two hands of a human body are uneven, the handle drives the outer ring frame to rotate, and the inner ring frame, the tray frame and the tray can still keep horizontal stability at the moment because the outer ring frame is rotationally connected with the second rotating shaft; when a human body inclines (such as the human body inclines forwards and backwards), the handle drives the outer ring frame and the outer ring frame to drive the inner ring frame to rotate through the second rotating shaft, and the tray frame and the tray can still keep horizontal stability at the moment because the inner ring frame is rotatably connected with the first rotating shaft; when the placed objects (such as food) are not uniformly placed on the tray, the tray has a tendency of rotating, at the moment, the first rotating shaft and the tray frame fixedly connected with the first rotating shaft, the tray on the tray frame and the placed objects (such as food) form a 'simple pendulum' effect, under the action of gravity, the force is balanced, and the tray can still keep horizontal stability; when a human body suddenly stops walking and collides transversely, the damping spring can effectively weaken the impact influence of acceleration on the self-balancing device; the self-balancing device has the advantages of simple structure, reasonable structural arrangement, low cost and good balance.
According to some preferred embodiments, the first rotating shaft 5 is provided at both sides of the tray frame 1 in a length direction (a direction indicated by an arrow in fig. 1 and 2); in the present invention, it is preferable that the first rotating shaft 5 is vertically provided on both sides of the tray frame 1 in the height direction of the self-balancing device.
According to some preferred embodiments, the second rotating shaft 6 is disposed on both sides of the inner ring frame 3 in the width direction; in the present invention, for example, the second rotating shaft 6 is disposed along the width direction of the inner ring frame and is parallel to the tray frame 1, and the second rotating shaft 6 may be, for example, a cylindrical rotating shaft, as shown in fig. 1 and fig. 2; in the present invention, the length directions of the tray frame 1, the inner ring frame 3, and the outer ring frame 2 are the same, the width directions of the tray frame 1, the inner ring frame 3, and the outer ring frame 2 are the same, and the width direction of the inner ring frame 3 is perpendicular to the length direction of the tray frame 1, which refers to the direction from the front left to the rear right of the inner ring frame shown in fig. 1 and fig. 2.
According to some preferred embodiments, the first rotating shaft 5 is an L-shaped rotating shaft, and the cross-sectional area of the tray frame 1 is larger than that of the inner ring frame 3; for example, as shown in fig. 1 and fig. 2, one end of the first rotating shaft 5 away from the tray frame is bent toward the inner ring frame 3, and is L-shaped.
According to some preferred embodiments, a first protrusion 31 is disposed on an inner side wall of the inner ring frame 3, the damping spring 8 is disposed in the first protrusion 31, and the first rotating shaft 5 extends into the first protrusion 31 and is connected with the damping spring 8. In the present invention, the damping spring 8 may comprise, for example, a housing and a spring disposed in the housing, and the first rotating shaft extends into the first protrusion 31 and extends into the housing included in the damping spring 8 to be connected with the spring.
According to some preferred embodiments, a second protrusion 21 is disposed on an inner side wall of the outer ring frame 2, the damping spring 8 is disposed in the second protrusion 21, and the second rotating shaft 6 extends into the second protrusion 21 and is connected with the damping spring 8. In the present invention, for example, as shown in fig. 4, the damping spring 8 includes a housing and a spring disposed in the housing, and the second rotating shaft 6 extends into the second protrusion 21 and extends into the housing included in the damping spring 8 to be connected with the spring.
In the present invention, the first protrusion 31 and the second protrusion 21 may be independent structures respectively connected to the inner ring frame 3 and the outer ring frame 2, or may be protruding structures respectively integrated with the inner ring frame 3 and the outer ring frame 2, and in the present invention, it is preferable that the first protrusion 31 and the second protrusion 21 are protruding structures respectively integrated with the inner ring frame 3 and the outer ring frame 2, so as to facilitate processing and molding.
According to some preferred embodiments, an end of the first rotating shaft 5 connected to the tray frame 1 is provided with an extension 51, and the first rotating shaft 5 is fixed (for example, by welding or screwing) on an outer side wall of the tray frame 1 through the extension 51. In the present invention, the extension 51 may be integrally formed at one end of the first rotating shaft 5, for example, and the extension 51 and the first rotating shaft 5 are integrally formed.
According to some preferred embodiments, a stopper 61 is disposed at one end of the second rotating shaft 6 connected to the inner ring frame 3, and the stopper 61 is used for limiting the movement of the second rotating shaft 6 in the axial direction. In the present invention, when the second rotating shaft 6 is fixedly connected to the inner ring frame 3, the stopper 61 may be integrally formed at one end of the second rotating shaft 6, for example, and the second rotating shaft 6 is fixed (for example, by welding or screwing) to the inner ring frame 3 through the stopper 61; in the present invention, when the second rotating shaft 6 is rotatably connected to the inner ring frame 3, the stopper 61 may be integrally formed at one end of the second rotating shaft 6, but the stopper 61 is not fixed to the inner ring frame 3, or the stopper 61 is not connected to the second rotating shaft 6, and the stopper 61 is fixed to the inner ring frame in a separate structure and is used for stopping one end of the second rotating shaft 6; in the present invention, the stopper 61 is used to restrict the movement of the second rotating shaft 6 in the axial direction of the second rotating shaft.
In a second aspect, the invention provides the use of the self-balancing device of the first aspect of the invention as a food delivery device. When the self-balancing device is used as a food delivery device, the problem that food soup overflows due to hand shaking when a waiter delivers food can be effectively avoided, the integral attractiveness of the food during food delivery is ensured, the waiter is effectively prevented from being scalded, and the food delivery efficiency and the service quality are improved.
It is to be specifically noted that the terms "upper", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified (for example, the sizes and shapes of the tray frame, the inner ring frame, the outer ring frame, and the rotating shaft are modified), or some technical features of the tray frame, the inner ring frame, the outer ring frame, and the rotating shaft are equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (5)
1. A self-balancing device, its characterized in that:
the self-balancing device comprises a tray frame for placing a tray, an outer ring frame arranged above the tray frame, an inner ring frame arranged on the inner side of the outer ring frame, a pair of handles oppositely arranged on the outer walls on two sides of the outer ring frame, a pair of first rotating shafts oppositely arranged on the outer walls on two sides of the tray frame and a pair of second rotating shafts oppositely arranged on the outer walls on two sides of the inner ring frame; the self-balancing device also comprises a tray, and the shape of the tray is matched with that of the tray frame;
the inner ring frame is connected with the tray frame through the first rotating shaft, the outer ring frame is connected with the inner ring frame through the second rotating shaft, and the first rotating shaft is rotationally connected with the inner ring frame and the second rotating shaft is rotationally connected with the outer ring frame; one end of the first rotating shaft is fixedly connected with the tray frame, and the other end of the first rotating shaft is rotatably connected with the inner ring frame so that the inner ring frame can rotate around the first rotating shaft; two ends of the second rotating shaft are respectively connected with the inner ring frame and the outer ring frame in a rotating mode so that the inner ring frame and the outer ring frame can rotate around the second rotating shaft; the first rotating shaft is an L-shaped rotating shaft, and one end of the first rotating shaft, which is far away from the tray frame, is bent towards the inner ring frame and is L-shaped; the cross-sectional area of the tray frame is larger than that of the inner ring frame;
damping springs are arranged at the joint of the first rotating shaft and the inner ring frame and the joint of the second rotating shaft and the outer ring frame; a first lug is arranged on the inner side wall of the inner ring frame, the damping spring is arranged in the first lug, and the first rotating shaft extends into the first lug and is connected with the damping spring; a second lug is arranged on the inner side wall of the outer ring frame, the damping spring is arranged in the second lug, and the second rotating shaft extends into the second lug and is connected with the damping spring; a stop block is arranged at one end of the second rotating shaft connected with the inner ring frame and used for limiting the second rotating shaft to move along the axial direction;
when the self-balancing device is used, when the heights of the hands of a human body are uneven, the handle drives the outer ring frame to rotate, and the inner ring frame, the tray frame and the tray can still keep horizontal stability; when a human body inclines, the handle drives the outer ring frame and the outer ring frame to drive the inner ring frame to rotate through the second rotating shaft, and the tray frame and the tray can still keep horizontal stability; when the placed objects are not uniformly placed on the tray, the tray has a rotating tendency, the tray frame fixedly connected with the first rotating shaft and the tray and the placed objects on the tray frame form a simple pendulum effect, the force is balanced under the action of gravity, and the tray frame and the tray are still kept horizontal and stable.
2. The self-balancing apparatus of claim 1, wherein:
the first rotating shafts are arranged on two sides of the tray frame in the length direction.
3. The self-balancing apparatus of claim 1, wherein:
the second rotating shaft is arranged on two sides of the inner ring frame in the width direction.
4. The self-balancing apparatus of any one of claims 1 to 3, wherein:
an extension part is arranged at one end of the first rotating shaft connected with the tray frame, and the first rotating shaft is fixed on the outer side wall of the tray frame through the extension part.
5. Use of a self-balancing device according to any of claims 1 to 4 as a delivery device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811495283.6A CN109363364B (en) | 2018-12-07 | 2018-12-07 | Self-balancing device and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811495283.6A CN109363364B (en) | 2018-12-07 | 2018-12-07 | Self-balancing device and application thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109363364A CN109363364A (en) | 2019-02-22 |
| CN109363364B true CN109363364B (en) | 2021-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811495283.6A Active CN109363364B (en) | 2018-12-07 | 2018-12-07 | Self-balancing device and application thereof |
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| CN (1) | CN109363364B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112140107A (en) * | 2020-08-27 | 2020-12-29 | 南京驭逡通信科技有限公司 | Meal delivery robot is with end meal arm |
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| CN201108283Y (en) * | 2007-08-24 | 2008-09-03 | 黄德宗 | Portable trays |
| CN201641337U (en) * | 2010-01-17 | 2010-11-24 | 吴赛 | Bowel convenient for keeping balance |
| CN102140858A (en) * | 2011-01-18 | 2011-08-03 | 邹海 | Multifunctional rotating life-saving device |
| CN103043289A (en) * | 2011-10-12 | 2013-04-17 | 林宸羽 | Cross-shaped intersected shaft automatic balancing soup basket |
| CN108382731A (en) * | 2018-03-20 | 2018-08-10 | 长安大学 | A kind of damping self-balancing anti-spilling wine transport device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE202008002484U1 (en) * | 2008-02-22 | 2008-04-24 | Gebr. Obermaier Ohg | balance device |
| CN105231840A (en) * | 2015-11-05 | 2016-01-13 | 周林斌 | Baking tray capable of lifting up, putting down, fixing, forking and rotating hamburgers |
| US20170224143A1 (en) * | 2016-02-09 | 2017-08-10 | Ralph Daley | Serving tray |
| CN106115069A (en) * | 2016-08-05 | 2016-11-16 | 顺丰速运有限公司 | Inversion-prevention packing device and packing crates |
| CN107487521A (en) * | 2017-08-11 | 2017-12-19 | 董健 | Dynamic poise device and its food delivery bucket of application are shaken available for food delivery bucket |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201108283Y (en) * | 2007-08-24 | 2008-09-03 | 黄德宗 | Portable trays |
| CN201641337U (en) * | 2010-01-17 | 2010-11-24 | 吴赛 | Bowel convenient for keeping balance |
| CN102140858A (en) * | 2011-01-18 | 2011-08-03 | 邹海 | Multifunctional rotating life-saving device |
| CN103043289A (en) * | 2011-10-12 | 2013-04-17 | 林宸羽 | Cross-shaped intersected shaft automatic balancing soup basket |
| CN108382731A (en) * | 2018-03-20 | 2018-08-10 | 长安大学 | A kind of damping self-balancing anti-spilling wine transport device |
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| CN109363364A (en) | 2019-02-22 |
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