Combined hotel cleaning service robot

By designing a combined hotel cleaning service robot, which utilizes the collaborative work of wheelchair robots and humanoid robots, the problem of relying on manpower for indoor cleaning in the service industry has been solved, achieving efficient and standardized cleaning results.

CN121608113APending Publication Date: 2026-03-06SHANGHAI CHANGLI INTELLIGENT TECH CO LTD
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Patent Information

Application Number
CN202610106664.9
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2026-01-27
Publication Date
2026-03-06

AI Technical Summary

Technical Problem

Indoor cleaning in service industries such as hotels, hospitals, and nursing homes relies excessively on manpower, making it impossible to achieve standardized services, and existing robotic equipment cannot effectively replace human labor.

Method used

Design a combined hotel cleaning service robot that integrates a wheelchair robot and a humanoid robot. Through AI learning and training, the two robots can work together to complete complex cleaning tasks.

Benefits of technology

It improves cleaning efficiency, frees up manpower, reduces labor costs, and achieves standardized and efficient cleaning, resulting in a cleaner environment.

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Abstract

A combined hotel cleaning service robot is characterized by comprising a wheelchair robot (100). And (200) an electric sweeper device. And (300) a humanoid robot. And (400) controlling the system. And (500) final assembly. The mechanisms and the systems are reasonably combined. And learning and training through AI. A humanoid robot is matched with a wheelchair robot. The problem that indoor cleaning work of units such as hotels, hospitals and nursing hospitals excessively depends on manpower is solved. And meanwhile, a new technical scheme is provided for environment cleaning of residential buildings. The wheelchair robot has the beneficial effects that 1, part of the ground is cleaned in the process that the wheelchair robot carries the humanoid robot; and the cleaning efficiency is greatly improved. The two robot telescopic arms and the dexterous hand are matched to complete complex soft work such as bedding clearing, quilt cover sleeving and bedding article tidying; manpower is liberated, and labor cost is reduced. And 3, the humanoid robot autonomously completes the operations of cleaning corners and bathrooms, dumping garbage, placing articles of daily use and the like. Standardized operation is achieved, work is finer, and the environment is cleaner.
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Description

Technical Field

[0001] This invention relates to a cleaning service robot for hotel applications. More particularly, it relates to a modular hotel cleaning service robot. Background Technology

[0002] Currently, indoor cleaning in service industries such as hotels, hospitals, and nursing homes relies excessively on manual labor. Due to varying staff skills and service capabilities, standardized services are impossible. Furthermore, there are currently no readily available cleaning robots on the market to replace this service. This invention aims to integrate modern wheelchair, robotic vacuum cleaner, and robot technology to design and develop specialized application equipment tailored to specific service industry scenarios. This provides an effective solution for improving service quality and promoting consumption within these industries. Summary of the Invention

[0003] Technical issues: To address the technical challenges of applying modern technology for indoor cleaning in service industries such as hotels, this solution integrates wheelchair robots and humanoid robots, and designs and develops specialized equipment for specific application scenarios. Through AI learning and training, this solution aims to achieve intelligent indoor cleaning in service industries such as hotels. Technical solution: A modular hotel cleaning service robot 1. A combined hotel cleaning service robot, characterized by: (100) a wheelchair robot; (200) an electric sweeping device; (300) a humanoid robot; (400) a control system; and (500) a final assembly. This robot is a rational combination of these mechanisms and systems. It is trained through AI learning. It utilizes the cooperation of the humanoid robot and the wheelchair robot to solve the problem of excessive reliance on manpower in indoor cleaning work in hotels, hospitals, nursing homes, and other units. Simultaneously, it provides a new technical solution for environmental cleaning in residential buildings. 2. Components of the (100) wheelchair robot in the mechanism (such as...) Figure 1 (As shown): (101) Wheelchair robot mounting frame. (102) Free-steering wheel mounting bracket. (103) Free-steering wheel steering motor. (104) Free-steering wheel drive motor. (105) Free-steering wheel. (106) Energy storage device. (107) Charging device. (108) Wheelchair robot head assembly. (109) Charging and communication interface with humanoid robot. (110) Wheelchair robot hand extension device. (111) Wheelchair robot hand assembly shoulder joint module. (112) Wheelchair robot hand posterior arm. (113) Wheelchair robot hand elbow joint module. (114) Wheelchair robot hand forearm. (115) Wheelchair robot hand wrist joint module. (116) Wheelchair robot wrist module. (117) Wheelchair robot hand gripper module. Connection method: Four (102) free-steering wheel mounting brackets are respectively installed on the four corners of the (101) wheelchair robot mounting frame. Four sets of (103) free-steering wheel steering motors are respectively installed on the (102) free-steering wheel mounting brackets. Four (105) free-steering wheels are respectively installed below the (103) free-steering wheel steering motors. Four sets of (104) free-steering wheel drive motors are respectively installed on the (105) free-steering wheels and secured with screws, nuts and other fasteners. (106) The power storage device is installed in the electrical box at the rear top of the (101) wheelchair robot mounting frame. (107) The charging device is installed on the outside of the electrical box and connected to (106) by wire. This facilitates the humanoid robot to charge the wheelchair robot. (108) The wheelchair robot head device is installed on the top of the electrical box. It has a built-in vision sensing system and control system. (109) The charging communication interface with the humanoid robot is installed inside the electrical box. When the humanoid robot sits on the wheelchair robot, the two interfaces automatically connect. This facilitates unified control and coordination between the two robots. Two sets of (110) wheelchair robot hand extension devices are respectively installed on both sides of the (101) wheelchair robot mounting frame. They are fixed with special accessories and fasteners. The two sets of (111) wheelchair robot hand device shoulder joint modules are respectively installed on the front end of their respective (110) wheelchair robot hand extension devices. Two sets of (112) wheelchair robot hand rear arms are respectively mounted on the (111) wheelchair robot hand shoulder joint module; two sets of (113) wheelchair robot hand elbow joint modules are respectively mounted on the (112) wheelchair robot hand rear arms; two sets of (114) wheelchair robot hand forearms are respectively mounted on the (113) wheelchair robot hand elbow joint module; two sets of (115) wheelchair robot hand wrist joint modules are respectively mounted on the (114) wheelchair robot hand forearms; two sets of (116) wheelchair robot wrist modules are respectively mounted on the (115) wheelchair robot hand wrist joint module; and two sets of (117) wheelchair robot gripper modules are respectively mounted on the (116) wheelchair robot wrist module. These components are fixedly installed using special accessory fasteners. 3. Components of the (200) electric sweeper device in the mechanism (such as...) Figure 2 (As shown): (201) Sweeper mounting frame. (202) Sweeper mounting frame connector. (203) Sweeper dust collection box. (204) Sweeper roller brush device. (205) Sweeper roller brush device gear set. (206) Sweeper motor assembly. (207) Side brush device synchronous pulley set. (208) Side brush device. Connection method: Four (202) sweeper mounting frame connectors are installed at the top of the four corners of the (201) sweeper mounting frame. They are fixedly connected to the bottom of the (101) wheelchair robot mounting frame. The (203) sweeper dust collection box is installed at the rear end of the (201) sweeper mounting frame. The (204) sweeper roller brush device is installed at the front end of the (203) sweeper dust collection box. The (205) sweeper roller brush device gear set is installed on the upper end of the (204) sweeper roller brush device central shaft and connected to the (206) sweeper motor assembly. The (206) sweeper motor assembly is installed at the front end of the (205) sweeper roller brush device gear set. The (207) side brush device synchronous pulley set is installed at the front end of the (206) sweeper motor assembly. Two sets of (208) side brush devices are installed at the front end of the (207) side brush device synchronous pulley set. The side brushes are connected to the sweeper motor via synchronous pulleys using synchronous belts. All components are fixed to the sweeper mounting frame using special accessories and fasteners. The sweeping robot is fixed under the wheelchair robot. 4. Components of the (300) humanoid robot in the mechanism (such as...) Figure 3 (As shown): (301) Head system. (302) Binocular camera. (303) Chest system. (304) Arm system. (305) Waist system. (306) Dexterous hand system. (307) Leg system. (308) Foot module. (309) LiDAR device. (310) Charging and communication interface with the wheelchair robot. Connection method: (301) The head system is mounted on the (303) thoracic system. (302) The binocular camera is mounted on the (301) head system. Two (304) arm systems are mounted on the upper sides of the (303) thoracic system. (305) The waist system is mounted below the (303) thoracic system. Two (306) dexterous hand systems are mounted on the (304) arm systems. Two (307) leg systems are mounted on the lower sides of the (305) waist system. Two (308) foot modules are mounted on the (307) leg systems. (309) The lidar device is mounted on the front of the (303) thoracic system. (310) The charging and communication interface with the wheelchair robot is mounted on the rear of the (305) waist system. Connection is achieved via dedicated accessory firmware. 5. Components of the (400) control system in the mechanism (such as...) Figure 4 (As shown): (401) Central control unit; (402) Humanoid robot and wheelchair robot interaction system; (403) Humanoid robot control system; (404) Wheelchair robot control system; (405) Humanoid robot radar camera sensing system; (406) Wheelchair robot radar camera sensing system; (407) Humanoid robot power storage system; (408) Wheelchair robot power storage system; (409) Humanoid robot human-machine interaction system. Connection method: (401) The central control device, as the central control module, connects to all branch mechanisms and modules of the present invention. (407)(408) The power storage and supply system connects to all corresponding mechanisms and modules of the present invention to provide power. Each control system and sensing system interfaces with its respective equipment and devices, connected via wires, cables, and hoses. AI intelligent control and operation are achieved. The humanoid robot and the wheelchair robot automatically connect via an interface. The central control device is installed in the head system of the humanoid robot, and the operator controls it via a remote control device or gives the robot instructions for unmanned driving and operation. 6. Components of the (500) final assembly in the organization (such as...) Figure 4 (As shown): (100) Wheelchair robot. (200) Electric sweeping machine device. (300) Humanoid robot. Connection method: (300) The humanoid robot sits on top of the (100) wheelchair robot when not separated from the wheelchair robot. Charging and communication are achieved through interface docking. This allows the humanoid robot to control and cooperate with the wheelchair robot. (200) An electric sweeping unit is installed below the (100) wheelchair robot. It is fixed or connected via dedicated accessories, firmware, or interfaces. Working principle: Through AI learning and training, humanoid robots and wheelchair robots can independently replace human workers by utilizing their own intelligent control and power, or they can cooperate to complete tasks that require human assistance. This achieves the goal of having robots perform indoor cleaning work in service industries such as hotels. Beneficial effects of this invention: 1. The wheelchair robot performs part of the floor cleaning while transporting the humanoid robot, significantly improving cleaning efficiency. 2. Two robotic telescopic arms and a dexterous hand work together to complete relatively complex soft tasks such as tidying up bedding, putting on duvet covers, and making bed linens. This frees up manpower and reduces labor costs. 3. Humanoid robots autonomously complete tasks such as cleaning corners and bathrooms, emptying trash, and placing household items. Standardized operations result in more precise work and a cleaner environment. Attached Figure Description To more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the drawings used in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort. In the attached diagram: Figure 1 This is a schematic diagram of a wheelchair robot. Figure 2 This is a schematic diagram of an electric sweeper device. Figure 3 This is a schematic diagram of a humanoid robot. Figure 4 This is a schematic diagram of the control system. Figure 5 This is a schematic diagram of the final assembly. Figure 1 : 100. Schematic diagram of a wheelchair robot. 101. Wheelchair robot mounting frame. 102. Free-steering wheel mounting bracket. 103. Free-steering wheel steering motor. 104. Free-steering wheel motor. 105. Free-steering wheel. 106. Energy storage device. 107. Charging device. 108. Head unit for wheelchair robots. 109. Charging and communication interface with humanoid robots. 110. Retractable hand device for wheelchair robots. 111. Shoulder joint module of wheelchair robot hand device. 112. Rear arm of wheelchair robot hand. 113. Elbow joint module for wheelchair robot hand. 114. Forearm of a wheelchair robot. 115. Wrist joint module for wheelchair robot. 116. Wheelchair robot wrist module. 117. Wheelchair robot gripper module. Figure 2 : 200. Schematic diagram of an electric sweeper. 201. Sweeper mounting frame. 202. Sweeper installation frame connector. 203. Dust collection box for sweeping machine. 204. Sweeper roller brush device. 205. Gear set of sweeper roller brush device. 206. Sweeper motor assembly. 207. Side brush device synchronous wheel set. 208. Side brush device. Figure 3 : 300. Schematic diagram of a humanoid robot. 301. Head system. 302. Binocular camera. 303. Thoracic system. 304. Arm System. 305. Lumbar system. 306. Dexterous Hand System. 307. Leg and foot system. 308. Foot module. 309. LiDAR device. 310. Charging and communication interface with wheelchair robot. Figure 4 : 400. Schematic diagram of the control system. 401. Central control device. 402. Humanoid robot and wheelchair robot interaction system. 403. Humanoid robot control system. 404. Wheelchair robot control system. 405. Humanoid robot radar camera sensing system. 406. Radar camera sensing system for wheelchair robots. 407 humanoid robot power storage and supply system. 408. Power storage and supply system for wheelchair robots. 409. Human-computer interaction system for humanoid robots. Figure 5 : 500. Assembly diagram. 100. Wheelchair robot. 200. Electric sweeping machine device. 300. Humanoid robot. Detailed implementation method: Obviously, the described embodiments are only some embodiments of the present invention, and not all embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present invention are also part of the present invention. The accompanying drawings of the embodiments of the present invention clearly and completely illustrate the technical solutions of the embodiments of the present invention. The working principle of this invention is as follows: 1. A combined hotel cleaning service robot, characterized by: (100) a wheelchair robot; (200) an electric sweeping device; (300) a humanoid robot; (400) a control system; and (500) a final assembly. This robot is a rational combination of these mechanisms and systems. It is trained through AI learning. It utilizes the cooperation of the humanoid robot and the wheelchair robot to solve the problem of excessive reliance on manpower in indoor cleaning work in hotels, hospitals, nursing homes, and other units. Simultaneously, it provides a new technical solution for environmental cleaning in residential buildings. 2. Components of the (100) wheelchair robot in the mechanism (such as...) Figure 1 (As shown): (101) Wheelchair robot mounting frame. (102) Free-steering wheel mounting bracket. (103) Free-steering wheel steering motor. (104) Free-steering wheel drive motor. (105) Free-steering wheel. (106) Energy storage device. (107) Charging device. (108) Wheelchair robot head assembly. (109) Charging and communication interface with humanoid robot. (110) Wheelchair robot hand extension device. (111) Wheelchair robot hand assembly shoulder joint module. (112) Wheelchair robot hand posterior arm. (113) Wheelchair robot hand elbow joint module. (114) Wheelchair robot hand forearm. (115) Wheelchair robot hand wrist joint module. (116) Wheelchair robot wrist module. (117) Wheelchair robot hand gripper module. Connection method: Four (102) free-steering wheel mounting brackets are respectively installed on the four corners of the (101) wheelchair robot mounting frame. Four sets of (103) free-steering wheel steering motors are respectively installed on the (102) free-steering wheel mounting brackets. Four (105) free-steering wheels are respectively installed below the (103) free-steering wheel steering motors. Four sets of (104) free-steering wheel drive motors are respectively installed on the (105) free-steering wheels and secured with screws, nuts and other fasteners. (106) The power storage device is installed in the electrical box at the rear top of the (101) wheelchair robot mounting frame. (107) The charging device is installed on the outside of the electrical box and connected to (106) by wire. This facilitates the humanoid robot to charge the wheelchair robot. (108) The wheelchair robot head device is installed on the top of the electrical box. It has a built-in vision sensing system and control system. (109) The charging communication interface with the humanoid robot is installed inside the electrical box. When the humanoid robot sits on the wheelchair robot, the two interfaces automatically connect. This facilitates unified control and coordination between the two robots. Two sets of (110) wheelchair robot hand extension devices are respectively installed on both sides of the (101) wheelchair robot mounting frame. They are fixed with special accessories and fasteners. The two sets of (111) wheelchair robot hand device shoulder joint modules are respectively installed on the front end of their respective (110) wheelchair robot hand extension devices. Two sets of (112) wheelchair robot hand rear arms are respectively mounted on the (111) wheelchair robot hand shoulder joint module; two sets of (113) wheelchair robot hand elbow joint modules are respectively mounted on the (112) wheelchair robot hand rear arms; two sets of (114) wheelchair robot hand forearms are respectively mounted on the (113) wheelchair robot hand elbow joint module; two sets of (115) wheelchair robot hand wrist joint modules are respectively mounted on the (114) wheelchair robot hand forearms; two sets of (116) wheelchair robot wrist modules are respectively mounted on the (115) wheelchair robot hand wrist joint module; and two sets of (117) wheelchair robot gripper modules are respectively mounted on the (116) wheelchair robot wrist module. These components are fixedly installed using special accessory fasteners. 3. Components of the (200) electric sweeper device in the mechanism (such as...) Figure 2 (As shown): (201) Sweeper mounting frame. (202) Sweeper mounting frame connector. (203) Sweeper dust collection box. (204) Sweeper roller brush device. (205) Sweeper roller brush device gear set. (206) Sweeper motor assembly. (207) Side brush device synchronous pulley set. (208) Side brush device. Connection method: Four (202) sweeper mounting frame connectors are installed at the top of the four corners of the (201) sweeper mounting frame. They are fixedly connected to the bottom of the (101) wheelchair robot mounting frame. The (203) sweeper dust collection box is installed at the rear end of the (201) sweeper mounting frame. The (204) sweeper roller brush device is installed at the front end of the (203) sweeper dust collection box. The (205) sweeper roller brush device gear set is installed on the upper end of the (204) sweeper roller brush device central shaft and connected to the (206) sweeper motor assembly. The (206) sweeper motor assembly is installed at the front end of the (205) sweeper roller brush device gear set. The (207) side brush device synchronous pulley set is installed at the front end of the (206) sweeper motor assembly. Two sets of (208) side brush devices are installed at the front end of the (207) side brush device synchronous pulley set. The side brushes are connected to the sweeper motor via synchronous belts and synchronous pulleys. Each component is fixed to the sweeper mounting frame using special accessories and fasteners, and the sweeper is fixed under the wheelchair robot. 4. Components of the (300) humanoid robot in the mechanism (such as...) Figure 3 (As shown): (301) Head system. (302) Binocular camera. (303) Chest system. (304) Arm system. (305) Waist system. (306) Dexterous hand system. (307) Leg system. (308) Foot module. (309) LiDAR device. (310) Charging and communication interface with the wheelchair robot. Connection method: (301) The head system is mounted on the (303) thoracic system. (302) The binocular camera is mounted on the (301) head system. Two sets of (304) arm systems are mounted on the upper sides of the (303) thoracic system. (305) The waist system is mounted below the (303) thoracic system. Two sets of (306) dexterous hand systems are mounted on the (304) arm systems. Two sets of (307) leg systems are mounted on the lower sides of the (305) waist system. Two sets of (308) foot modules are respectively mounted on the (307) leg system. The (309) lidar device is mounted on the front of the (303) chest system. The (310) charging and communication interface with the wheelchair robot is mounted on the rear of the (305) waist system. It is connected via a dedicated accessory firmware. 5. Components of the (400) control system in the mechanism (such as...) Figure 4 (As shown): (401) Central control unit; (402) Humanoid robot and wheelchair robot interaction system; (403) Humanoid robot control system; (404) Wheelchair robot control system; (405) Humanoid robot radar camera sensing system; (406) Wheelchair robot radar camera sensing system; (407) Humanoid robot power storage system; (408) Wheelchair robot power storage system; (409) Humanoid robot human-machine interaction system. Connection method: (401) The central control device, as the central control module, connects to all branch mechanisms and modules of the present invention. (407)(408) The power storage and supply system connects to all corresponding mechanisms and modules of the present invention to provide power. Each control system and sensing system interfaces with its respective equipment and devices, connected via wires, cables, and hoses. AI intelligent control and operation are achieved. The humanoid robot and the wheelchair robot automatically connect via an interface. The central control device is installed in the head system of the humanoid robot, and the operator controls it via a remote control device or gives the robot instructions for unmanned driving and operation. 6. Components of the (500) final assembly in the organization (such as...) Figure 4 (As shown): (100) Wheelchair robot. (200) Electric sweeping machine device. (300) Humanoid robot. Connection method: (300) The humanoid robot sits on top of the (100) wheelchair robot when not separated from the wheelchair robot. Charging and communication are achieved through interface docking. This allows the humanoid robot to control and cooperate with the wheelchair robot. (200) An electric sweeping unit is installed below the (100) wheelchair robot. It is fixed or connected via dedicated accessories, firmware, or interfaces. As described above, by means of the above-described technical solution of the present invention, the present invention has the following advantages: 1. Using wheelchair robots to transport humanoid robots. This improves overall operational speed while saving the humanoid robots' own power consumption. The transport process also completes some of the ground cleaning work, significantly improving work efficiency. Second, the wheelchair robot's retractable intelligent arm works in conjunction with the humanoid robot's dexterous hand to complete complex tasks such as putting on and folding blankets. Third, the intelligent gripper of the wheelchair robot works in conjunction with the dexterous hand of the humanoid robot to move small furniture such as tables and chairs. 4. After the humanoid robot separates from the wheelchair robot, small sweeping robots, mops, cloths, and other tools are used to clean indoor corners and bathrooms, as well as to arrange daily necessities. Fifth, the combined robots learn and train with AI to cooperate and complete various tasks that are difficult for a single robot to perform. Beneficial effects of this invention: 1. The wheelchair robot can perform part of the ground cleaning while carrying the humanoid robot, greatly improving cleaning efficiency. 2. By using two robotic telescopic arms and dexterous hands in coordination to complete relatively complex soft tasks such as tidying up bedding, putting on duvet covers, and making bed linens, the robot frees up manpower and reduces labor costs. 3. Humanoid robots autonomously complete tasks such as cleaning corners and bathrooms, emptying trash, and placing household items. Standardized operation results in more precise work and a cleaner environment.

Claims

1. A combined hotel cleaning service robot, the features comprising: (100) Wheelchair robot. (200) Electric sweeper device. (300) Humanoid robot. (400) Control system. (500) General assembly. Reasonable combination of these mechanisms and systems. Training through AI learning. Cooperation of humanoid robot and wheelchair robot. Solve the problem of over-reliance on human labor in indoor cleaning work of hotels, hospitals, nursing homes and other units. At the same time, provide a new technical solution for environmental cleaning of residential housing.

2. The combined hotel cleaning service robot according to claim 1, wherein the wheelchair robot is a component of the mechanism (100) (as shown in FIG. 1): (101) wheelchair robot mounting frame; (102) free steering wheel mounting bracket; (103) free steering wheel steering motor; (104) free steering wheel driving motor; (105) free steering wheel; (106) power storage device; (107) charging device; (108) wheelchair robot head device; (109) human robot charging communication interface; (110) wheelchair robot hand telescopic device; (111) wheelchair robot hand device shoulder joint module; (112) wheelchair robot hand rear arm; (113) wheelchair robot hand elbow joint module; (114) wheelchair robot hand forearm; (115) wheelchair robot hand wrist joint module; (116) wheelchair robot wrist module; (117) wheelchair robot claw module; the connection mode: four (102) free steering wheel mounting brackets are respectively installed on the four corners of (101) wheelchair robot mounting frame. Four groups of (103) free steering wheel steering motors are respectively installed on (102) free steering wheel mounting brackets. Four (105) free steering wheels are respectively installed below (103) free steering wheel steering motors. Four groups of (104) free steering wheel driving motors are respectively installed on (105) free steering wheels and locked and fixed by screws, nuts and other fasteners. (106) Power storage device is installed in the electric box above the rear of (101) wheelchair robot mounting frame. (107) Charging device is installed outside the electric box and connected with (106) by wire. It is convenient for human robot to charge wheelchair robot. (108) Wheelchair robot head device is installed above the electric box. It is built-in visual sensing system and control system. (109) Human robot charging communication interface is installed inside the electric box. When the human robot sits on the wheelchair robot, the two interfaces automatically dock. It is convenient for the unified control of the two robots. Two sets of (110) wheelchair robot hand telescopic devices are respectively installed on both sides of (101) wheelchair robot mounting frame. They are fixed by special accessories and fasteners. Two groups of (111) wheelchair robot hand device shoulder joint modules are respectively installed on the front ends of each (110) wheelchair robot hand telescopic device. Two groups of (112) wheelchair robot hand rear arms are respectively installed on (111) wheelchair robot hand device shoulder joint modules. Two groups of (113) wheelchair robot hand elbow joint modules are respectively installed on (112) wheelchair robot hand rear arms. Two groups of (114) wheelchair robot hand forearms are respectively installed on (113) wheelchair robot hand elbow joint modules. Two groups of (115) wheelchair robot hand wrist joint modules are respectively installed on (114) wheelchair robot hand forearms. Two groups of (116) wheelchair robot wrist modules are respectively installed on (115) wheelchair robot hand wrist joint modules. Two groups of (117) wheelchair robot claw modules are respectively installed on (116) wheelchair robot wrist modules.These components are fixedly mounted by means of special fitting hardware.

3. The combined hotel cleaning service robot according to claim 1 is characterized in that the mechanism is composed of (200) electric sweeper device (as shown in Figure 2): (201) sweeper installation frame. (202) Sweeper installation frame connector. (203) Sweeper dust collection box. (204) Sweeper brush device. (205) Sweeper brush device gear set. (206) Sweeper motor set. (207) Side brush device synchronous wheel set. (208) Side brush device. Connection method: Four (202) sweeper installation frame connectors are installed on the top of the four corners of (201) sweeper installation frame. Fixedly connected with (101) wheelchair robot installation frame below. (203) Sweeper dust collection box is installed below the rear end of (201) sweeper installation frame. (204) Sweeper brush device is installed in front of (203) sweeper dust collection box. (205) Sweeper brush device gear set is installed on the upper end of the central shaft of (204) sweeper brush device and connected with (206) sweeper motor set. (206) Sweeper motor set is installed in front of (205) sweeper brush device gear set. (207) Side brush device synchronous wheel set is installed in front of (206) sweeper motor set. Two sets of (208) side brush device are installed in front of (207) side brush device synchronous wheel set. The side brush is connected with the sweeper motor through the synchronous belt and the synchronous wheel. Each part is fixed on the sweeper installation frame through special accessories and fasteners. The sweeper is fixed below the wheelchair robot.

4. The combined hotel cleaning service robot according to claim 1, wherein the human-shaped robot (300) is composed of the following components (as shown in FIG. 3): (301) head system, (302) binocular camera, (303) chest system, (304) arm system, (305) waist system, (306) dexterous hand system, (307) leg-foot system, (308) foot module, (309) laser radar device, and (310) interface for charging communication docking with wheelchair robot. The connection mode is as follows: the head system (301) is installed on the chest system (303), the binocular camera (302) is installed on the head system (301), two sets of arm systems (304) are installed on the upper two sides of the chest system (303), the waist system (305) is installed below the chest system (303), two sets of dexterous hand systems (306) are installed on the arm systems (304), two sets of leg-foot systems (307) are installed on the lower two sides of the waist system (305), two sets of foot modules (308) are installed on the leg-foot systems (307), the laser radar device (309) is installed at the front end of the chest system (303), and the interface for charging communication docking with the wheelchair robot (310) is installed at the rear side of the waist system (305). The connection is realized through a special accessory firmware.

5. The combined hotel cleaning service robot according to claim 1, wherein the human-shaped robot (300) is composed of the following components (as shown in FIG. 3): (301) head system, (302) binocular camera, (303) chest system, (304) arm system, (305) waist system, (306) dexterous hand system, (307) leg-foot system, (308) foot module, (309) laser radar device, and (310) interface for charging communication docking with wheelchair robot. The connection mode is as follows: the head system (301) is installed on the chest system (303), the binocular camera (302) is installed on the head system (301), two sets of arm systems (304) are installed on the upper two sides of the chest system (303), the waist system (305) is installed below the chest system (303), two sets of dexterous hand systems (306) are installed on the arm systems (304), two sets of leg-foot systems (307) are installed on the lower two sides of the waist system (305), two sets of foot modules (308) are installed on the leg-foot systems (307), the laser radar device (309) is installed at the front end of the chest system (303), and the interface for charging communication docking with the wheelchair robot (310) is installed at the rear side of the waist system (305). The connection is realized through a special accessory firmware.

6. The combination hotel cleaning service robot according to claim 1, characterized in that the mechanism (500) is composed of the following components (as shown in Figure 4): (100) wheelchair robot; (200) electric sweeper device; (300) humanoid robot. Connection mode: (300) humanoid robot sits on (100) wheelchair robot when not separated from the wheelchair robot. Charging and communication connection are realized through docking. The humanoid robot can control the wheelchair robot and cooperate with it. (200) electric sweeper device is installed below (100) wheelchair robot. It is fixed or connected through special accessory firmware, interface.