Roller driving connecting mechanism and cleaning robot

Abstract

The utility model relates to the technical field of cleaning equipment, in particular to a roller driving connecting mechanism and a cleaning robot, which comprise a roller body, a first bracket, a second bracket, a driving module and a driving connecting frame, the roller body is provided with a connecting cavity, and the first support and the driving module are arranged at the two ends of the roller body correspondingly. The roller body is rotatably connected with the first support, one end of the driving connecting frame is connected with the driving end of the driving module, the other end of the driving connecting frame is connected into the connecting cavity, the driving module is used for driving the connecting frame to drive the roller body to rotate, and the second support is used for being connected with the fixed end of the driving module. The driving module is matched with the driving connecting rod to be directly connected with the roller body, the roller body is driven to rotate under the action of the driving module, driving is stable, and the structure is reliable.

Description

Technical Field

[0001] The utility model relates to the technical field of cleaning equipment, in particular to a roller drive connection mechanism and a cleaning robot. Background Art

[0002] A cleaning robot is an intelligent device that is used to automatically perform various cleaning tasks, such as vacuuming, scrubbing, sweeping, and mopping. Equipped with various sensors and navigation technologies, the cleaning robot can autonomously sense and identify the environment, plan cleaning paths, and avoid obstacles. It can perform a variety of cleaning operations such as vacuuming, scrubbing, sweeping, and mopping to adapt to different floor types and levels of dirt.

[0003] A floor scrubber is a device specially used for cleaning the floor. During the operation of the floor scrubber, the rapid rotation of the drum can effectively clean the stains and dirt on the floor. At the same time, the spraying and water absorption system of the cleaning liquid can quickly remove the sewage and keep the floor clean. The rotation of the drum requires power to drive. The existing drive structure is driven by a motor and a reducer, which is relatively complex and has a high cost. Utility Model Content

[0004] To solve the above problems, the utility model provides a drum drive connection mechanism and a cleaning robot which are directly connected to the drum body through a drive module and a drive connecting rod, and the drum body is driven to rotate under the action of the drive module, and has stable driving and reliable structure.

[0005] The technical solution adopted by the utility model is: a roller drive connection mechanism, including a roller body, a first bracket, a second bracket, a drive module and a drive connection frame; the roller body is provided with a connection cavity, the first bracket and the drive module are respectively arranged at the two ends of the roller body; the roller body and the first bracket are rotatably connected, one end of the drive connection frame is connected to the driving end of the drive module, and the other end is connected to the connection cavity, the drive module is used to drive the connection frame to drive the roller body to rotate, and the second bracket is used to connect the fixed end of the drive module.

[0006] A further improvement to the above solution is that an inner bracket is provided in the connecting cavity, and the connecting cavity is connected to the driving connecting frame through the inner bracket.

[0007] A further improvement to the above solution is that the connecting cavity penetrates along the axial direction of the drum body, and the inner bracket is arranged at the center of the connecting cavity or on a side relatively close to the first bracket.

[0008] A further improvement to the above solution is that the inner bracket is provided with a connecting through hole, and the inner bracket is fixedly connected to the driving connecting frame by screws passing through the connecting through hole.

[0009] A further improvement to the above scheme is that a connecting portion is provided at one end of the drum body, the first bracket includes a first connecting rod and a first connecting plate, the first connecting rod is provided at one end of the first connecting plate, and a connecting step is provided on a side of the first connecting plate opposite to the first connecting rod, and the connecting step is used to install the connecting portion.

[0010] A further improvement to the above scheme is that the drive module includes a base, a stator assembly, a rotating shaft assembly, a rotor housing and a rotor assembly, the stator assembly is mounted on the base, one end of the rotating shaft assembly is rotatably mounted on the base, and the other end is fixedly connected to the rotor housing, the rotor assembly is mounted on the rotor housing and is opposite to the stator assembly; the second bracket is mounted on one end of the base, and one side of the rotor housing is connected to the drive connecting frame.

[0011] A further improvement to the above solution is that an end cover is provided at one end of the rotor housing, and the inner diameter of the end cover is rotatably connected to the base.

[0012] A further improvement to the above solution is that the second bracket includes a second connecting rod and a second connecting plate, one side of the second connecting plate is connected to the base, and the other side is connected to the second connecting rod.

[0013] A further improvement to the above scheme is that the drive connecting frame includes a first connecting end, an extension rod and a second connecting end, the first connecting end and the second connecting end are respectively arranged at both ends of the extension rod, the first connecting end extends into the connecting cavity through the extension rod and is fixed in the connecting cavity, and the second connecting end is used to connect the drive module.

[0014] A further improvement to the above scheme is that the drive connecting frame is provided with a through groove, which passes through the first connecting end, the extension rod and the second connecting end in sequence; an assembly step is provided on the outer periphery of the second connecting end, and the assembly step is used to cooperate with one end of the drum body for connection.

[0015] A cleaning robot comprises the above-mentioned roller drive connecting mechanism.

[0016] The beneficial effects of the utility model are:

[0017] Compared with the existing floor scrubber drive mechanism, the floor scrubber drum drive structure of the utility model is directly connected to the drum body through the driving module and the driving connecting rod, and the drum body is driven to rotate under the action of the driving module, and the drive is stable and the structure is reliable. The first bracket and the second bracket are used for structural installation on the floor scrubber to ensure structural stability. The problem of complex structure and high cost of the existing floor scrubber drum drive is solved.

[0018] The driving module drives the drum body to rotate accurately by driving the connecting frame, so that the cleaning drum can clean the floor in all directions. The powerful driving force ensures the cleaning strength, effectively removes stubborn stains, and improves the cleaning effect. Secondly, the stability of the overall structure is enhanced. The second bracket is firmly connected to the fixed end of the driving module, providing reliable support for the driving module. This not only reduces the vibration and noise during the operation of the equipment, but also improves the durability and reliability of the equipment. Furthermore, this structural design also improves the convenience of operation. The rotatably connected drum body and the first bracket make the cleaning drum more flexible when working and can adapt to the cleaning needs of different floors.

[0019] The structure of the drive connection frame and the two brackets is detachably connected, making the maintenance and replacement of the cleaning roller more convenient. Users can quickly replace worn parts, reducing maintenance costs and time, and extending the service life of the equipment. The utility model achieves efficient cleaning effects, improves stability and convenience, reduces maintenance costs, and extends the service life of the equipment. It brings all-round performance improvements to the cleaning roller of the floor scrubber and provides users with a better cleaning experience. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a three-dimensional structural schematic diagram of the roller drive connection mechanism of the utility model;

[0021] Figure 2 for Figure 1 An exploded schematic diagram of the middle drum drive connection mechanism;

[0022] Figure 3 for Figure 1 A schematic front view of the middle roller drive connection mechanism;

[0023] Figure 4 for Figure 3 Sectional view of AA in the middle;

[0024] Figure 5 for Figure 1 Schematic diagram of the structure of the drive module of the middle roller drive connection mechanism.

[0025] Explanation of the accompanying drawings: drum body 1, connecting cavity 11, inner bracket 12, connecting through hole 121, connecting part 13, first bracket 2, first connecting rod 21, first connecting disk 22, connecting step 221, second bracket 3, second connecting rod 31, second connecting disk 32, driving module 4, base 41, stator assembly 42, rotating shaft assembly 43, rotor housing 44, rotor assembly 45, end cover 46, driving connecting frame 5, first connecting end 51, extension rod 52, second connecting end 53, assembly step 531. DETAILED DESCRIPTION

[0026] In order to facilitate the understanding of the present invention, the present invention will be described more fully below with reference to the relevant drawings. The preferred embodiments of the present invention are given in the drawings. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the understanding of the disclosure of the present invention more thorough and comprehensive.

[0027] It should be noted that when an element is referred to as being "fixed to" another element, it may be directly on the other element or there may be an intermediate element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be an intermediate element at the same time.

[0028] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention.

[0029] like Figure 1 to Figure 5 As shown, in one embodiment of the utility model, a roller drive connection mechanism is involved, including a roller body 1, a first bracket 2, a second bracket 3, a drive module 4 and a drive connection frame 5; the roller body 1 is provided with a connection cavity 11, the first bracket 2 and the drive module 4 are respectively arranged at the two ends of the roller body 1; the roller body 1 is rotatably connected to the first bracket 2, one end of the drive connection frame 5 is connected to the driving end of the drive module 4, and the other end is connected to the connection cavity 11, the drive module 4 is used to drive the connection frame 5 to drive the roller body 1 to rotate, and the second bracket 3 is used to connect the fixed end of the drive module 4. The floor washing machine drum drive structure of this embodiment is directly connected to the roller body 1 through the drive module 4 and the drive connecting rod, and the roller body 1 is driven to rotate under the action of the drive module 4, and the drive is stable and the structure is reliable. The first bracket 2 and the second bracket 3 are used for structural installation on the floor washing machine to ensure the stability of the structure. The problem of complex structure and high cost of the existing floor washing machine drum drive is solved.

[0030] In the above embodiment, the driving module 4 drives the drum body 1 to rotate accurately by driving the connecting frame 5, so that the cleaning drum can clean the floor in all directions. The powerful driving force ensures the cleaning strength, effectively removes stubborn stains, and improves the cleaning effect. Secondly, the stability of the overall structure is enhanced. The second bracket 3 is firmly connected to the fixed end of the driving module 4, providing reliable support for the driving module 4. This not only reduces the vibration and noise during the operation of the equipment, but also improves the durability and reliability of the equipment. Furthermore, this structural design also improves the convenience of operation. The rotatably connected drum body 1 and the first bracket 2 make the cleaning drum more flexible at work and can adapt to the cleaning needs of different floors.

[0031] In the above embodiment, the drive connection frame 5 and the two brackets are detachably connected, making the maintenance and replacement of the cleaning roller more convenient. Users can quickly replace worn parts, reducing maintenance costs and time, and extending the service life of the equipment. The utility model achieves efficient cleaning effects, improves stability and convenience, reduces maintenance costs, and extends the service life of the equipment. It brings all-round performance improvements to the cleaning roller of the floor scrubber and provides users with a better cleaning experience.

[0032] An inner bracket 12 is provided in the connecting cavity 11, and the connecting cavity 11 is connected to the driving connecting frame 5 through the inner bracket 12. Specifically, the connecting cavity 11 is penetrated along the axial direction of the drum body 1, and the inner bracket 12 is arranged at the center of the connecting cavity 11 or on a side relatively close to the first bracket 2. In this embodiment, the driving connecting frame 5 and the connecting cavity 11 are connected by the inner bracket 12, which improves the connection strength and stability of the entire structure and ensures that the floor scrubber is reliably connected during operation. This design can transmit power more effectively, so that the cleaning drum of the floor scrubber can rotate smoothly, thereby improving the floor scrubbing efficiency and cleaning effect. Reasonable design makes the structure more compact, reduces unnecessary components, reduces the overall weight of the floor scrubber, and is easy to operate and move. When it is necessary to repair or replace related parts, this structural design is easy to disassemble and install, which can reduce maintenance time and cost. In addition, a preferred embodiment is that the inner bracket 12 is arranged on the side of the connecting cavity 11 close to the first bracket 2, the purpose is to facilitate assembly, and also to ensure the stability of the drive.

[0033] The inner bracket 12 is provided with a connecting through hole 121, and the inner bracket 12 is fixedly connected to the drive connecting frame 5 by screws passing through the connecting through hole 121. In this embodiment, the firmness and stability of the connection are improved. The screws pass through the connecting through hole 121 to tightly fix the inner bracket 12 and the drive connecting frame 5 together, which can effectively resist the vibration and impact force generated by the scrubber during operation and ensure the reliability of the connection. The strength and durability of the entire structure are enhanced. The fixed connection allows the inner bracket 12 and the drive connecting frame 5 to form a whole, share the force, reduce the possibility of fatigue and damage, and extend the service life of the components.

[0034] A connecting portion 13 is provided at one end of the drum body 1, and the first bracket 2 includes a first connecting rod 21 and a first connecting disk 22. The first connecting rod 21 is provided at one end of the first connecting disk 22, and a connecting step 221 is provided on the side of the first connecting disk 22 that is opposite to the first connecting rod 21, and the connecting step 221 is used to install the connecting portion 13. In this embodiment, the reliability and stability of the connection between the drum body 1 and the first bracket 2 are improved. The cooperation between the connecting portion 13 and the connecting step 221 enables the two to be tightly connected, reducing the possibility of looseness and shaking. The strength and durability of the entire floor scrubber structure are enhanced. The reasonable design enables the force between the drum body 1 and the first bracket 2 to be better distributed, reducing the fatigue and damage risks of the components. The installation and disassembly of the drum body 1 are convenient. The design of the connecting step 221 makes the installation of the connecting portion 13 simple and quick, and also facilitates disassembly, maintenance or replacement when necessary. The stable and reliable connection helps the drum body 1 to rotate smoothly during work, improving the cleaning effect and work efficiency.

[0035] See also Figure 5As shown, the drive module 4 includes a base 41, a stator assembly 42, a shaft assembly 43, a rotor housing 44 and a rotor assembly 45. The stator assembly 42 is mounted on the base 41, one end of the shaft assembly 43 is rotatably mounted on the base 41, and the other end is fixedly connected to the rotor housing 44, and the rotor assembly 45 is mounted on the rotor housing 44 and opposite to the stator assembly 42; the second bracket 3 is mounted on one end of the base 41, and one side of the rotor housing 44 is connected to the drive connecting frame 5. Specifically, an end cover 46 is provided at one end of the rotor housing 44, and the inner diameter of the end cover 46 is rotatably connected to the base 41. The drive module 4 can provide powerful power to ensure the efficient rotation of the floor scrubber drum, thereby achieving excellent cleaning effect. The stator assembly 42 is mounted on the base 41, the shaft assembly 43 is fixedly connected to the rotor housing 44, and the rotor assembly 45 is opposite to the stator assembly 42. This structural design makes the drive system run stably and reduces vibration and noise. The installation of the base 41 and the second bracket 3 makes the installation and disassembly of the drive module 4 more convenient and easy to maintain. The high-quality components and solid structure improve the reliability and durability of the drive module 4, ensuring long-term stable operation. In addition, the rotor housing 44 is connected to the drive connecting frame 5. During the driving process, the outer rotor can be directly driven without the need to connect a reducer or other structures. The structure is simple, stable and reliable.

[0036] The second bracket 3 includes a second connecting rod 31 and a second connecting plate 32, wherein one side of the second connecting plate 32 is connected to the base 41, and the other side is connected to the second connecting rod 31. In this embodiment, through the connection between the second connecting plate 32 and the base 41 and the connection between the second connecting rod 31, a stable support can be provided to enhance the structural stability of the entire driving module 4. The connection between the second connecting plate 32 and the second connecting rod 31 is simple and reliable, the installation process is more convenient and quick, and the installation time and cost are reduced.

[0037] The driving connection frame 5 includes a first connection end 51, an extension rod 52 and a second connection end 53, wherein the first connection end 51 and the second connection end 53 are respectively arranged at the two ends of the extension rod 52, the first connection end 51 extends into the connection cavity 11 through the extension rod 52 and is fixed in the connection cavity 11, and the second connection end 53 is used to connect the driving module 4. Specifically, the driving connection frame 5 is provided with a through groove, which passes through the first connection end 51, the extension rod 52 and the second connection end 53 in sequence. In this embodiment, the driving connection frame 5 can provide a stable connection by fixing the first connection end 51 and the second connection end 53 at the two ends of the extension rod 52, ensuring the reliable transmission of force between the driving module 4 and other components. The through groove passes through the first connection end 51, the extension rod 52 and the second connection end 53, which can reduce the weight of the structure. The design of the driving connection frame 5 makes the installation and maintenance process more convenient, and the connection and disassembly operations can be easily achieved by adjusting the length and connection method of the extension rod 52.

[0038] The outer periphery of the second connection end 53 is provided with an assembly step 531, and the assembly step 531 is used to match one end of the drum body 1. In this embodiment, the assembly step 531 is matched with one end of the drum body 1, and the other end of the drum body 1 is connected to the first connection plate 22 to ensure structural stability.

[0039] A floor scrubber adopting the above structure, the driving module 4 drives the drum body 1 to rotate by driving the connecting frame 5 to realize the cleaning function of the floor scrubber. This driving method can provide efficient rotational force to ensure that the drum body 1 can smoothly perform the cleaning operation. The rotational connection between the drum body 1 and the first bracket 2 and the connection between the driving connecting frame 5 and the connecting cavity 11 both adopt a stable structural design. This can ensure that the driving force can be effectively transmitted to the drum body 1, so that its rotation is stable and reliable, and the cleaning effect of the floor scrubber is improved. The assembly and installation of the drum drive connection mechanism are relatively simple. Through the fixed connection in the connecting cavity 11, the driving module 4 and the driving connecting frame 5 can be quickly installed. This can reduce installation time and cost and improve production efficiency.

[0040] The above embodiments only express several implementation methods of the utility model, and the descriptions are relatively specific and detailed, but they cannot be understood as limiting the scope of the utility model patent. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent shall be based on the attached claims.

Claims

1. A roller drive connection mechanism, characterized in that: It includes a roller body, a first bracket, a second bracket, a driving module and a driving connecting frame; the roller body is provided with a connecting cavity, the first bracket and the driving module are respectively arranged at the two ends of the roller body; the roller body and the first bracket are rotatably connected, one end of the driving connecting frame is connected to the driving end of the driving module, and the other end is connected to the connecting cavity, the driving module is used to drive the connecting frame to drive the roller body to rotate, and the second bracket is used to connect the fixed end of the driving module.

2. The roller drive connection mechanism according to claim 1, characterized in that: An inner bracket is arranged in the connecting cavity, and the connecting cavity is connected to the driving connecting frame through the inner bracket.

3. The roller drive connection mechanism according to claim 2, characterized in that: The connecting cavity is penetrated along the axial direction of the drum body, and the inner bracket is arranged at the center position of the connecting cavity or at a side relatively close to the first bracket.

4. The roller drive connection mechanism according to claim 2, characterized in that: The inner bracket is provided with a connecting through hole, and the inner bracket is fixedly connected to the driving connecting frame by screws passing through the connecting through hole.

5. The roller drive connection mechanism according to claim 1, characterized in that: A connecting portion is provided at one end of the drum body, the first bracket includes a first connecting rod and a first connecting plate, the first connecting rod is provided at one end of the first connecting plate, a connecting step is provided on a side of the first connecting plate opposite to the first connecting rod, and the connecting step is used to install the connecting portion.

6. The roller drive connection mechanism according to claim 1, characterized in that: The driving module includes a base, a stator assembly, a rotating shaft assembly, a rotor housing and a rotor assembly. The stator assembly is mounted on the base, one end of the rotating shaft assembly is rotatably mounted on the base, and the other end is fixedly connected to the rotor housing. The rotor assembly is mounted on the rotor housing and is opposite to the stator assembly; the second bracket is mounted on one end of the base, and one side of the rotor housing is connected to the driving connecting frame.

7. The roller drive connection mechanism according to claim 6, characterized in that: An end cover is provided at one end of the rotor housing, and the inner diameter of the end cover is rotatably connected to the base.

8. The roller drive connection mechanism according to claim 6, characterized in that: The second bracket includes a second connecting rod and a second connecting plate. One side of the second connecting plate is connected to the base, and the other side of the second connecting plate is connected to the second connecting rod.

9. The roller drive connection mechanism according to claim 1, characterized in that: The driving connection frame includes a first connection end, an extension rod and a second connection end, wherein the first connection end and the second connection end are respectively arranged at two ends of the extension rod, the first connection end extends into the connection cavity through the extension rod and is fixed in the connection cavity, and the second connection end is used to connect the driving module; The driving connection frame is provided with a through slot, which passes through the first connection end, the extension rod and the second connection end in sequence; the outer periphery of the second connection end is provided with an assembly step, and the assembly step is used to cooperate with one end of the drum body for connection.

10. A cleaning robot, characterized in that: It comprises the roller drive connection mechanism as described in any one of claims 1 to 9.

Images