Unmanned food delivery device in cabin and application method thereof

Patent metadata

Field	Value
Publication number	US-2023009423-A1
Application number	US-202217840313-A
Country	US
Kind code	A1
Filing date	Jun 14, 2022
Priority date	Jul 8, 2021
Publication date	Jan 12, 2023
Grant date	—

Abstract

Disclosed is an unmanned food delivery device in a cabin. The device comprises a first conveying mechanism, a second conveying mechanism and a loading and unloading mechanism. The first conveying mechanism comprises a universal conveyor belt, and the universal conveyor belt is driven by universal wheels to convey lunch boxes, and the universal conveyor belt is used for conveying lunch boxes in a kitchen area and a passenger area in a reciprocating manner; multiple second conveying mechanisms are respectively arranged on a luggage rack bottom plate in the passenger area, the luggage rack bottom plate is provided with multiple feeding openings respectively corresponding to seats at intervals, each second conveying mechanism is respectively positioned at the feeding openings, the second conveying mechanisms are connected with the first conveying mechanism and used for conveying lunch boxes by the first conveying mechanism to the seats.

First claim

What is claimed is:

1 . An unmanned food delivery device in a cabin, comprising:
a first conveying mechanism, comprising a universal conveyor belt, wherein the universal conveyor belt is driven by universal wheels to convey lunch boxes, and the universal conveyor belt is used for conveying the lunch boxes in a kitchen area and a passenger area in a reciprocating manner, the universal conveyor belt located in the passenger area is located in a luggage rack bottom plate; multiple second conveying mechanisms, respectively arranged on the luggage rack bottom plate in the passenger area, wherein the luggage rack bottom plate is provided with multiple feeding openings corresponding to seats at intervals, each second conveying mechanism is respectively located at the feeding openings, and the second conveying mechanisms are connected with the first conveying mechanism and used for conveying lunch boxes on the first conveying mechanism to the seats; and a loading and unloading mechanism, arranged in the kitchen area and connected with the first conveying mechanism for loading or unloading the first conveying mechanism.

2 . The unmanned food delivery device according to claim 1 , wherein the universal conveyor belt comprises:
a main conveyor belt, used for reciprocating the lunch boxes in the kitchen area and the passenger area; and diversion conveyor belts, arranged at one side of the main conveyor belt and connected with the second conveying mechanisms, wherein the main conveyor belt and the diversion conveyor belts are arranged in parallel and provided with multiple universal wheels; the multiple universal wheels are used for guiding lunch boxes on the main conveyor belt to the diversion conveyor belts.

3 . The unmanned food delivery device according to claim 2 , wherein each second conveying mechanism comprises:
lunch box storage boxes for storing lunch boxes, wherein the lunch box storage boxes are provided with multiple lunch box inlets and outlets, and one of the lunch box inlets and outlets is arranged just opposite to the diversion conveyor belts; and multiple telescopic power rods, wherein both ends of the telescopic power rods are respectively connected with the luggage rack bottom plate and the lunch box storage boxes, and are used for driving the lunch box storage boxes to lift up and down.

4 . The unmanned food delivery device according to claim 3 , wherein the multiple lunch box inlets and outlets comprise a first inlet and outlet, a second inlet and outlet and a third inlet and outlet, wherein the first inlet and outlet, the second inlet and outlet and the third inlet and outlet are respectively arranged on three side walls of the lunch box storage box, and the first inlet and outlet are arranged just opposite to the diversion conveyor belts.

5 . The unmanned food delivery device according to claim 1 , wherein the loading and unloading mechanism comprises:
a roller conveyor belt provided with a connecting end and a discharging end, wherein the connecting end is connected with the universal conveyor belt; a meal case for storing new lunch boxes, wherein a pushing assembly is arranged in the meal case, and the pushing assembly is used for sending the lunch boxes in the meal case to the roller conveyor belt; and a garbage can connected with the discharging end of the roller conveyor belt and used for collecting used lunch boxes.

6 . The unmanned food delivery device according to claim 5 , wherein the roller conveyor belt comprises:
a second roller conveyor belt, wherein two ends of the second roller conveyor belt are a connecting end and a discharging end respectively, and a middle part of the second roller conveyor belt is separated by a fixed baffle; and a first roller conveyor belt located at a bottom of the second roller conveyor belt and spaced apart from the second roller conveyor, wherein one end of the first roller conveyor belt is a discharging end, and the other end is connected with the meal case; a middle part of the first roller conveyor belt is separated by a slidable baffle, the slidable baffle is connected with the first roller conveyor belt in a sliding way; the first roller conveyor belt and the second roller conveyor belt are both provided with multiple rollers at intervals, and the multiple rollers are rotationally connected with the first roller conveyor belt for conveying lunch boxes; the first roller conveyor belt and the second roller conveyor belt are connected to a connecting assembly; and the fixed baffle and the slidable baffle are located on a same vertical horizontal line.

7 . The unmanned food delivery device according to claim 6 , wherein the connecting assembly comprises:
a lunch box elevator, wherein the lunch box elevator is located at one side of the first roller conveyor belt and the second roller conveyor belt, and is provided with a lifting belt; and multiple brackets, wherein brackets are arranged at intervals and connected with the lifting belt through bracket shafts respectively, and the brackets are arranged just opposite to the first roller conveyor belt and the second roller conveyor belt, and are used for reciprocating the lunch boxes on the first roller conveyor belt and the second roller conveyor belt.

8 . The unmanned food delivery device according to claim 6 , wherein the pushing assembly comprises a first pushing plate, a second pushing plate and a liftable bottom plate;
the liftable bottom plate is arranged at a bottom of the meal case and used for lifting the lunch boxes upwards; the first pushing plate is arranged at one end of the meal case far away from the first roller conveyor belt, and is used for pushing the lunch boxes towards the first roller conveyor belt; and the second pushing plate is arranged at one side far away from a joint between the meal case and the first roller conveyor belt, and is used for pushing the lunch boxes towards the joint.

9 . An application method of an unmanned food delivery device according to claim 1 , comprising:
S 101 : sending lunch boxes to a universal conveyor belt of a first conveying mechanism by a loading and unloading mechanism when meals need to be served; S 102 : sending the lunch boxes to second conveying mechanisms located at feeding openings corresponding to seats by the universal conveyor belt; S 103 : conveying the lunch boxes to the seats by the second conveying mechanisms, and taking the lunch boxes by passengers to complete a meal delivery process; S 104 : after eating of passengers, pressing the lunch box recovery buttons on armrests of the seats, and descending the second conveying mechanisms to the seats; S 105 : putting used lunch boxes on the second conveying mechanisms by passengers, and sending the used lunch boxes by the second conveying mechanisms to the universal conveyor belt of the first conveying mechanism; and S 106 : conveying the used lunch boxes by the universal conveyor belt of the first conveying mechanism to the loading and unloading mechanism to complete a meal receiving process.

Assignees

• Univ Shandong Science & Tech

Inventors

• Jia shun
• Wang Shang
• Zhang Na
• Hou Tianyou
• Yang Bo
• Liu Yang
• Jie Xiaoming
• Chen Hong
• Min Xiangpeng
• Ma Le
• Yang Yang
• Su Shengshuai
• Zhang Jingyan

Classifications

• B64D11/0007 Primary

  Devices specially adapted for food or beverage distribution services · CPC title