CN211048974U

CN211048974U - Restaurant service carrying device

Info

Publication number: CN211048974U
Application number: CN201920709360.7U
Authority: CN
Inventors: 夏田; 代斌斌; 宋佳辉; 张维; 张震; 孙松心; 张静; 高腾
Original assignee: Shaanxi University of Science and Technology
Current assignee: Shaanxi University of Science and Technology
Priority date: 2019-05-17
Filing date: 2019-05-17
Publication date: 2020-07-21
Anticipated expiration: 2029-05-17

Abstract

A restaurant service carrying device comprises a moving wheel set, a frame, an upper supporting plate, a lifting mechanism and a lower supporting plate. The problem of restaurant meal delivery is solved, and this dining room service delivery device moves on the ceiling in dining room, has avoided the ground to pass meal inefficiency, takes up defects such as ground space. The carrying device mainly comprises a motor, a motor bracket, a coupler, a shaft and wheels, wherein a moving wheel set is formed by the motor, the motor bracket, the coupler, the shaft and the wheels and is arranged on a frame to realize the movement of the carrying device; the upper supporting plate is fixed on the frame, and the lifting mechanism is arranged on the upper supporting plate; the lifting mechanism consists of a motor, a coupler, a worm wheel, a worm, a shaft, a bearing, a rope roller, a fixed pulley and the like. The lifting mechanism lifts the lower supporting plate through the rope set, so that food on the carrying device is conveyed to a dining table below the ceiling. The utility model discloses a can guarantee high operating efficiency, have simple structure, economical and practical, structural performance is stable, and the adjustability is good, the assembly of being convenient for, and the precision retentivity is good, characteristics such as longe-lived.

Description

Restaurant service carrying device

Technical Field

The utility model relates to a restaurant service carrying device, in particular to a restaurant service carrying device which is provided with a lifting mechanism and runs on a ceiling.

Background

The restaurant and hotel service carrying device has preliminarily entered daily life, a meal delivery robot is available on behalf of results, at present, a plurality of restaurants in China begin to use the robot for meal delivery service, and the carrying device generally has the functions of meal delivery, empty dish recovery, dish introduction and the like.

The carrying device is used for replacing some service occupations with high traditional repetition rate, the labor force is liberated, the space for solving a general restaurant is small, the number of coming and going persons is large, the action is inconvenient, the service students can get on dishes in the coming and going directions, the wrong table positions are easy to get on, the efficiency of getting on the dishes is low, dishes are easy to be turned over in the coming and going directions, the potential safety hazard is caused, and therefore the problem of experience feeling of customers is reduced. However, most of the current restaurant service robots finish the tasks of ordering and transferring food on the restaurant ground. Still inevitable appear with the same problem of traditional artifical type serving, cause the condition that passes the dish and block up, this time utility model starts from another angle, will pass the dish mode and change into the dish of passing in the air, from the customer enters the shop, and the cell-phone is ordered, and serving is the service of integration, and various problems that ground formula passed the dish can perfectly be avoided to this kind of mode.

Disclosure of Invention

The utility model provides a dining room service intelligence delivery device, this delivery device operation are on the ceiling, through the omnidirectional movement of wheelset structure realization delivery device, realize the downward transmission to food through elevation structure to the completion is to the transmission of food.

The utility model adopts the technical proposal that: a restaurant service carrying device running on a ceiling consists of a wheel set structure, a frame, an upper supporting plate, a lifting mechanism and a lower supporting plate.

The wheel set structure is installed on the frame through bolts and nuts. The four wheel set structures are respectively arranged at four corners of the frame.

The frame is equipped with the mounting groove, conveniently to the installation and the position adjustment of wheelset structure.

The upper supporting plate is installed on the frame through the stand column, and a rope on the lifting mechanism penetrates through the rope hole after passing through the fixed pulley installed on the upper supporting plate, then penetrates through the limiting hole, and is finally connected to the lower supporting plate.

The lifting mechanism drives the worm through the servo motor, the worm drives the worm wheel, and the worm wheel driving shaft rotates, so that the rope rollers at two ends of the driving shaft are wound on the rope group to lift the lower supporting plate.

The lower supporting plate is connected to the carrying device through the rope sets at the four corners. For placing the food to be delivered.

The utility model has the advantages that:

the utility model discloses a simple structure, economical and practical, green, structural performance are stable, be convenient for assembly adjustment, raise the efficiency, avoid man-machine conflict.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a side view of the chassis shaft of the present invention;

FIG. 3 is a perspective view of the upper plate of the present invention;

FIG. 4 is a perspective view of the elevating mechanism of the present invention;

FIG. 5 is a schematic diagram of the wheel set structure of the present invention;

fig. 6 is a schematic view of the working principle of the present invention.

In the figure: in the figure: 1. a chassis frame; 2. a wheel set motor; 3. a wheel set connecting shaft; 4. a first coupling; 5. a first bearing; 6. a flange plate; 7. a screw; 8. a wheel; 9. a nut; 10. a bolt; 11. a wheel set motor bracket; 12. a round head internal hexagonal screw; 13. a key; 14. an upper supporting plate; 15. a rope roller; 16. a rope roller connecting shaft; 17. a turbine; 18. a connecting frame; 19. a lifting mechanism motor; 20. a fixed pulley; 21. a fixed pulley bracket; 22. a rope hole; 23. a lifting rope; 24. a lifting mechanism motor bracket; 25. a worm; 26. a lower supporting plate; 27. a column; 28. a worm support; 29. a second coupling; 30. a second bearing; 31. a limiting plate; 32 shaft sleeves.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the following detailed description.

Referring to fig. 1, a restaurant service carrying device comprises a chassis frame 1, a wheel set motor 2, a wheel set connecting shaft 3, a first coupling 4, an angular contact ball first bearing 5, a flange plate 6, a screw 7, a wheel 8, a nut 9, a bolt 10, a wheel set motor bracket 11, a round-head inner hexagonal screw 12, a key 13, an upper bracket 14, a rope roller 15, a rope roller connecting shaft 16, a turbine 17, a connecting frame 18, a lifting mechanism motor 19, a fixed pulley 20, a pulley connecting frame 21, a rope hole 22, a lifting rope 23, a lifting mechanism motor bracket 24, a worm 25, a lower tray 26, an upright post 27, a worm support 28, a second coupling 29, a second bearing 30, a limiting plate 31 and a shaft sleeve 32.

Fig. 2 is the utility model discloses a chassis axle looks into view, chassis frame 1 is connected fixedly with wheelset motor bracket 11, wheelset motor 2 is fixed in on wheelset motor bracket 11, first shaft coupling 4 connects wheelset motor 2 another side on one side and connects in wheelset connecting axle 3, wheelset connecting axle 3 is connected through first bearing 5 and wheelset motor bracket 11 and is formed the revolute pair, wheelset connecting axle 3 and ring flange 6 fixed connection, ring flange 6 and 8 fixed connection of wheel, limiting plate 31 fixed connection is on chassis frame 1, stand 27 is connected on chassis frame 1.

Fig. 3, fig. 4 is the utility model discloses an elevating system axle looks survey, the top board 14 is connected on stand 27, fixed connection is going up elevating system motor bracket 24 worm support frame 28 link 18 and fixed pulley support 21 on the top board 14, elevating system motor 19 is installed on motor bracket 24, second shaft coupling 29 connects elevating system motor 19 and worm 25 and forms the revolute pair, worm 25 meshes with turbine 17 and forms the revolute pair, turbine 17 fixed connection is on rope roller connecting axle 16, rope roller connecting axle 16 connects through second bearing 30 and forms the revolute pair on link 18, rope roller 15 fixed connection is on rope roller connecting axle 16, fixed pulley 20 connects and forms the revolute pair on fixed pulley support 21, the lift rope 23 passes rope hole 22 and connects on rope roller 15 around fixed pulley 20, bottom plate 26 connects on lift rope 23.

Fig. 5 is the utility model discloses a wheelset structure schematic diagram, wherein wheelset motor bracket 11 passes through bolt 10 and nut 9 and connects on chassis frame 1, and axle sleeve 32 is installed at wheelset connecting axle 3, and wheelset connecting axle 3 passes through key 13 with ring flange 6 and transmits the moment of torsion, and ring flange 6 passes through screw 7 with wheel 8 and is connected, and hexagonal screw 12 is connected in wheelset motor 2 and wheelset motor bracket 11 pass through the button head.

With reference to fig. 1, 3 and 4, specifically, a chassis frame 1 is connected with a wheel set motor bracket 11 through 4 sets of bolts 10 and nuts 9, the wheel set motor 2 is connected with the wheel set motor bracket 11 through round-head internal hexagonal screws 12, a wheel set connecting shaft 3 is connected with the wheel set motor 2 through a first coupling 4, a first bearing 5 is mounted on the wheel set motor bracket 11, the connecting shaft 3 is mounted in the first bearing 5, the wheel set connecting shaft 3 is connected with a flange plate 6 through a key 13, and the flange plate 6 is connected with a wheel 8 through a screw 7; connecting frame 18 is connected with upper bracket 14, elevating system motor 19 is fixed on elevating system motor bracket 24, elevating system motor 19 passes through shaft coupling 29 and is connected with worm 25, turbine 17 and elevating system motor 19 cooperation, turbine 17 passes through the key-type connection on rope roller connecting axle 16, the axle passes through the bearing and connects on connecting frame 18, rope roller 15 is fixed on rope roller connecting axle 16, fixed pulley 20 passes through pulley connecting frame 21 and connects in upper bracket 14, 23 one end of lift rope are fixed on rope roller 15, walk around fixed pulley 20 and pass rope hole 22, connect in lower tray 26.

Referring to fig. 3 and 4, the lifting mechanism motor 19 is connected to the upper bracket 14 through a motor bracket, the lifting mechanism motor 19 transmits power to the worm 25 through the coupler, the worm 25 is meshed with the worm wheel 17 to transmit the power to the rope roller connecting shaft 16, so that the rope roller 15 on the rope roller connecting shaft 16 rotates forward and backward, the lifting rope 23 is driven to lift, the lifting rope 23 drives the lower tray 26 to lift, and the lifting transmission of food is realized.

Referring to fig. 5, a wheel set motor 2 transmits power to a wheel 8 through a first coupling 4, a connecting shaft 3, a flange plate 6 and a screw 7, and a wheel set motor bracket 11 is connected to a chassis frame 1 through a bolt 10 and a nut 9, so that the carrying device has the capability of moving in all directions.

In order to make the utility model discloses a carrying device possesses the omnidirectional movement ability, and wheel 8 adopts mecanum wheel etc. to possess the wheel of omnidirectional movement ability to make every wheel 8 alone by the drive of an independent motor 2, according to current omnidirectional movement technical principle, can make carrying device possess the omnidirectional movement ability, avoid turning on the ceiling, turn round the operation such as.

The utility model discloses a theory of operation does:

referring to fig. 6, the restaurant service carrier of the present invention is used in a building having a special ceiling. In order to maintain the operation of the vehicle in the ceiling, the ceiling should have sufficient load bearing capacity. Meanwhile, a plurality of lifting shafts are arranged on the ceiling and used for lifting articles borne by the restaurant service carrying device.

In operation, the worker carries the article to be delivered on the lifting mechanism, i.e., on the lower tray 26 in this embodiment. After the completion, the restaurant service carrying device moves to a designated lifting shaft on the ceiling through the wheel set, and after the restaurant service carrying device is stopped stably, the carried articles are descended to a proper height through the lifting mechanism so as to be delivered to the articles. After the article is delivered, the carrying device withdraws the lifting mechanism, and the carrying device can be used for carrying and conveying the article again.

The utility model discloses a dining room service carrying device can also be used to retrieve the empty dish, makes unloaded carrying device remove to appointed lift shaft on the ceiling, falls elevating system. After the goods to be recovered are loaded, the lifting mechanism is lifted, and the carrying device returns to the designated position, so that the empty tray can be rapidly recovered.

Claims

1. The utility model provides a dining room service carrying device, includes wheelset and elevating system, its characterized in that: the restaurant service carrying device is fixedly provided with a wheel set and is used for driving the restaurant service carrying device to move through the wheel set; the restaurant service carrying device is also fixedly provided with a lifting mechanism; the wheel set is a wheel set with omnidirectional moving capability.

2. A restaurant service carrier as claimed in claim 1, characterized in that four wheelsets with omni-directional movement are mounted at the bottom of the restaurant service carrier body, and the wheels (8) of each wheelset are connected to a wheelset motor (2) for driving each wheel (8) individually by the wheelset motor (2).

3. A restaurant service carrier as claimed in claim 2, wherein the bottom of the restaurant service carrier is fixedly provided with a wheel set motor bracket (11) through a bolt (10) and a nut (9), and the wheel set motor (2) is fixedly arranged on the wheel set motor bracket (11) through a round head internal hexagonal screw (12); an output shaft of the wheel set motor (2) is connected with one end of a wheel set connecting shaft (3) through a first coupler (4), and the other end of the wheel set connecting shaft (3) is connected with a flange plate (6) through a key (13); the wheel (8) is fixedly arranged on the flange plate (6) through a screw (7); the wheel set connecting shaft (3) and a wheel set motor bracket (11) form a revolute pair through a first bearing (5); a shaft sleeve (32) is arranged outside the wheel set connecting shaft (3).

4. A restaurant service carrier as claimed in claim 1, wherein said restaurant service carrier includes a stop means for limiting the maximum elevation of said lifting mechanism.

5. A restaurant service carrier as claimed in claim 1, characterised in that said restaurant service carrier includes a chassis frame (1), uprights (27), and a top plate (14); the wheel set is fixedly arranged at the bottom of the chassis frame (1); the chassis frame (1) is connected with the upper supporting plate (14) through an upright post (27); the middle part of the chassis frame (1) is provided with an open channel.

6. A restaurant service carrier as claimed in claim 1, wherein said lift mechanism includes a lift mechanism motor (19), a rope roller (15), and a lift rope (23); the lifting mechanism motor (19) is fixedly connected with the restaurant service carrying device, and an output shaft of the lifting mechanism motor (19) is connected with the worm (25); the rope roller (15) is connected with the worm wheel (17) through a rope roller connecting shaft (16), the rope roller connecting shaft (16) and the restaurant service carrying device form a rotating pair through a second bearing (30), and the worm wheel (17) is meshed with the worm (25); one end of a lifting rope (23) is fixedly connected with the rope roller (15), and the other end of the lifting rope (23) is connected with the lower supporting plate (26) and used for adjusting the height of the lower supporting plate (26) through the rotation of the rope roller (15); the restaurant service carrying device is also fixedly provided with a fixed pulley (20) and is used for changing the motion route of the lifting rope (23) through the fixed pulley (20).

7. A restaurant service carrier as claimed in claim 6, characterised in that said lifting mechanism includes a lifting mechanism motor (19), two rope rollers (15), and four lifting ropes (23); a rope roller connecting shaft (16) is arranged in the middle of the turbine (17), and two ends of the rope roller connecting shaft (16) are respectively connected with two rope rollers (15); the rope roller (15) is fixedly provided with the starting ends of two lifting ropes (23); the tail ends of the four lifting ropes (23) are respectively connected with a lower supporting plate (26).

8. A restaurant service carrier according to any one of claims 5-7, characterized in that said upper plate (14) is provided with a rope hole (22); the chassis frame (1) is fixedly connected with a limiting plate (31), and the limiting plate (31) is also provided with a through hole for the lifting rope (23) to pass through; one end of the lifting rope (23) is fixedly connected with the rope roller (15), and the other end of the lifting rope (23) penetrates through the rope hole (22) and the through hole of the limiting plate (31) and then is connected with the lower supporting plate (26); the fixed pulley (20) is fixedly arranged on the upper supporting plate (14) and used for changing the movement route of the lifting rope (23) through the fixed pulley (20) so that the lifting rope (23) vertically passes through the rope hole (22).

9. A restaurant service carrier as claimed in claim 8, wherein said upper plate (14) is fixedly mounted with a connecting frame (18), a lifting mechanism motor bracket (24), a worm support frame (28), and a fixed pulley support frame (21), said upper plate (14) further having a rope hole (22); the chassis frame (1) is fixedly connected with a limiting plate (31); the lifting mechanism motor (19) is fixedly arranged on the lifting mechanism motor bracket (24), and an output shaft of the lifting mechanism motor (19) is connected with the worm (25) through a second coupling (29); the worm (25) and the worm support frame (28) form a revolute pair and are meshed with the worm wheel (17); two sides of the turbine (17) are respectively connected with one end of a rope roller connecting shaft (16), and the other end of the rope roller connecting shaft (16) is connected with a rope roller (15); one end of the lifting rope (23) is fixedly connected with the rope roller (15), and the other end of the lifting rope (23) penetrates through the rope hole (22) and the through hole of the limiting plate (31) and then is connected with the lower supporting plate (26).