Cleaning roller assembly built-in electric driving device and cleaning machine

Abstract

The utility model discloses a cleaning roller assembly built-in electric driving device and a cleaning machine. The cleaning roller assembly built-in electric driving device comprises a cylindrical electric driving assembly which comprises a power connection end and a rotation output end, and the power connection end is provided with an electric connection matching piece; the hinging conductive piece comprises a hinging piece sleeving part, an electric connection plug connector and a hinging piece hinging part; the electric connection plug connector penetrates through the hinging piece sleeving part and the hinging piece hinging part; the hinging piece sleeving part is detachably connected with the power connection end in a sleeving mode, and the hinging piece hinging part can be hinged to a motor fixing part arranged at one end of the cleaning head shell. The electric connection plug connector is matched and plugged with the electric connection matching piece; the driving rotating end button assembly comprises an input end and a rotating mounting end, the input end is connected with the rotating output end, and the rotating mounting end is connected with the cleaning head shell in a clamped mode. The cleaning roller assembly is internally provided with the electric driving device, so that the convenience of maintenance, disassembly and assembly is improved, and the working efficiency of maintenance, disassembly and assembly is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of cleaning equipment, in particular to a cleaning roller assembly with a built-in electric drive device and a cleaning machine. Background Art

[0002] In the prior art, an inner cylinder is provided in the outer cylinder of the cleaning roller, and the motor in the inner cylinder is powered by a power cord introduced through an end piece hinged to the cleaning head at one end of the inner cylinder. Since the end piece is hinged to the cleaning head, the end piece cannot be removed together with the cleaning roller and separated from the cleaning head. In addition, since the power cord passes through the end piece, when the driving motor of the cleaning head needs to be repaired, the power cord must be cut to completely separate the driving motor from the cleaning head, and the cut power cord needs to be reconnected when the repair is completed and reinstalled, resulting in troublesome disassembly and assembly during the repair process. Utility Model Content

[0003] The utility model provides a cleaning roller assembly with a built-in electric drive device and a cleaning machine, aiming to solve the problem that the maintenance process of the existing cleaning machine driving motor is troublesome to disassemble and assemble.

[0004] In a first aspect, an embodiment of the utility model provides a cleaning roller assembly with a built-in electric drive device, which is applied to a cleaning head and can drive the cleaning roller to rotate, including:

[0005] A cylindrical electric drive assembly, comprising an electric connection end and a rotation output end, wherein the electric connection end is provided with an electric connection fitting;

[0006] The hinged conductive member comprises a hinge sleeve portion, an electrical connection plug and a hinge hinge portion; the hinge sleeve portion is coaxially connected with the hinge hinge portion, and the electrical connection plug is inserted through the hinge sleeve portion and the hinge hinge portion; the hinge sleeve portion is detachably sleeved with the power connection end, and the hinge hinge portion can be hinged with the motor fixing portion provided at one end of the cleaning head housing; the electrical connection plug is matingly plugged with the electrical connection mating member;

[0007] The driving rotating terminal button assembly comprises an input end and a rotating mounting end, wherein the input end is connected to the rotating output end, and the rotating mounting end is clamped with the cleaning head housing.

[0008] In one or some optional embodiments, the cylindrical electric drive assembly further comprises a hinged end sealing plug disposed at the power connection end;

[0009] The hinge end sealing plug is sleeved with the hinge member sleeve portion.

[0010] In one or some optional embodiments, the cylindrical electric drive assembly includes a motor thermal conductive protection cylinder and a drive motor disposed in the motor thermal conductive protection cylinder;

[0011] The electrical connection fitting is partially accommodated in the motor heat conductive protection cylinder and connected to the drive motor.

[0012] In one or some optional embodiments, the hinged end sealing plug comprises a sealing plug sealing portion and a sealing plug sleeve portion connected;

[0013] The sealing plug sleeve portion is sleeved with the hinge sleeve portion;

[0014] The sealing portion of the sealing plug is sealingly connected to the motor thermal protection tube.

[0015] In one or some optional embodiments, the cylindrical electric drive assembly further includes a reduction gearbox assembly and an output shaft disposed in the motor thermally conductive protective cylinder;

[0016] The driving motor, the reduction box assembly and the output shaft are axially connected in sequence.

[0017] In one or some optional embodiments, the driving rotating end button assembly includes an end button mounting seat, an inner cylinder coupling, an end cap and an end cap spring;

[0018] The two ends of the terminal mounting seat are respectively connected to the motor heat-conducting protection cylinder and the inner cylinder coupling, and the inner cylinder coupling is drivingly connected to the output shaft;

[0019] The inner cylinder coupling is provided with a clamping portion at one end away from the output shaft, and the clamping portion can clamp the roller assembly of the cleaning head;

[0020] The clamping portion is provided with a mounting groove, the end cap is clamped in the mounting groove, and the end cap is sealed away from one end of the inner cylinder coupling;

[0021] The end cap spring is clamped between the end cap and the mounting slot so that the end cap can extend out of the mounting slot.

[0022] In one or some optional embodiments, the driving rotary end button assembly further includes a limiting structure;

[0023] The limiting structure is used to limit the end cap in the installation groove.

[0024] In one or some optional embodiments, the limiting structure includes a limiting waist-shaped hole and a limiting pin;

[0025] The limiting waist-shaped hole is opened on the side wall of the end cap along the telescopic direction of the end cap, and the limiting pin is penetrated through the side wall of the installation groove to limit the limiting waist-shaped hole.

[0026] In one or some optional embodiments, the end cap is rotatably connected to the cleaning head housing;

[0027] An end cap friction portion is provided at the connection between the end cap and the cleaning head housing.

[0028] In one or some optional embodiments, the cylindrical electric drive assembly further comprises an output end sealing plug disposed at the rotation output end;

[0029] The center of the output end sealing plug is through, and the output shaft passes through the center of the output end sealing plug.

[0030] In one or some optional embodiments, the terminal button mounting seat can be rotatably mounted in the roller assembly of the cleaning head;

[0031] The end button mounting seat is rotatably mounted on the inner cylinder of the roller assembly and is provided with a mounting seat friction portion.

[0032] In a second aspect, the utility model further provides a cleaning machine, comprising a cleaning head housing, a roller assembly, and a built-in electric drive device of the cleaning roller assembly as described in the first aspect;

[0033] The cleaning head housing is provided with a motor fixing portion;

[0034] The rotation output end of the driving rotating terminal assembly can drive the roller assembly to rotate.

[0035] In one or some optional embodiments, the cleaning machine further comprises a hinge pin;

[0036] The motor fixing part comprises a fixing part body, and an articulated head accommodating cavity and a wiring harness accommodating cavity which are arranged on the fixing part body;

[0037] A pin hole is formed on the side wall of the hinge head accommodating cavity, and the hinge pin can be inserted into the pin hole so that the motor fixing part is hinged to the hinge conductive member;

[0038] The wire harness accommodating cavity is used for allowing the wire harness led out of the hinged conductive member to pass through.

[0039] In one or some optional embodiments, the fixing portion body is provided with an annular clearance step at a position corresponding to the pin hole.

[0040] In one or some optional embodiments, the inner cylinder of the drum assembly is rotatably connected to the outer periphery of the motor fixing portion.

[0041] Beneficial effects of the utility model:

[0042] The cleaning roller assembly provided by the utility model has a built-in electric drive device, which is convenient for disassembling the cleaning roller assembly from the cleaning head housing by arranging an articulated conductive part respectively connecting the power connection end and the motor fixing part, and detachably sleeves the articulated part sleeve part of the articulated conductive part with the power connection end, and articulates the articulated part of the articulated conductive part with the motor fixing part of the cleaning head housing. By arranging an electrical connection fitting part at the power connection end of the cylindrical electric drive assembly, and matingly plugging the electrical connection fitting part with the electrical connection plug-in part of the articulated conductive part, when the drive motor needs to be repaired and disassembled, it is only necessary to pull out the cylindrical electric drive assembly and realize the disassembly and installation of the drive motor by plugging and unplugging the articulated conductive part, without shortening the motor leads and welding the motor leads, thereby improving the convenience of repair, disassembly and installation, thereby improving the work efficiency of repair and disassembly, and reducing the consumption of repair materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0043] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without exceeding the scope of protection required by the present application.

[0044] Figure 1 A schematic diagram of a cleaning machine drum assembly equipped with a built-in electric drive device for the cleaning roller assembly of the utility model being assembled to a cleaning head housing;

[0045] Figure 2 A schematic diagram of the assembly of the utility model of the cleaning roller assembly with the built-in electric drive device, wherein the hinged conductive member is assembled to the motor fixing part;

[0046] Figure 3 For Figure 2 A schematic diagram of a built-in electric drive device of the cleaning roller assembly of the utility model further installed on the basis;

[0047] Figure 4 For Figure 3 A schematic diagram of further installing a roller assembly on the foundation;

[0048] Figure 5 for Figure 2 A-axis sectional view;

[0049] Figure 6 for Figure 5 A partial enlarged view of point F in the middle;

[0050] Figure 7 A three-dimensional view of a cleaning machine equipped with a built-in electric drive device for the cleaning roller assembly of the utility model after the roller assembly is attached to the cleaning head housing;

[0051] Figure 8 for Figure 7 Middle B-direction sectional view;

[0052] Fig. 9 for Figure 8 A partial enlarged view of the G in the middle;

[0053] Fig.10 for Figure 8 A partial enlarged view of the H in the middle;

[0054] Fig.11 This is a cross-sectional view through the axis of the first embodiment of the cleaning roller assembly built-in electric drive device of the utility model before being sleeved with the hinged conductive member;

[0055] Fig.12 A cross-sectional view through the axis of a roller assembly of a cleaning machine that cooperates with the built-in electric drive device of the cleaning roller assembly of the utility model;

[0056] Fig.13 This is a front view of a first embodiment of a cleaning roller assembly with a built-in electric drive device according to the utility model;

[0057] Fig.14 It is a cross-sectional view through the axis of the first embodiment of the utility model of the cleaning roller assembly with built-in electric drive device after assembly;

[0058] Fig.15 It is a cross-sectional view through the axis of the embodiment 1 of the cleaning roller assembly of the utility model, showing a schematic diagram of the sleeve connection with the hinged conductive member;

[0059] Fig.16 It is a three-dimensional diagram of a schematic diagram of the sleeve connection between the built-in electric drive device of the cleaning roller assembly and the hinged conductive member in the first embodiment of the utility model;

[0060] Fig.17 This is an exploded view of a first embodiment of a cleaning roller assembly with a built-in electric drive device according to the utility model.

[0061] Description of reference numerals:

[0062] 100. The cleaning roller assembly has a built-in electric drive device;

[0063] 200. Cleaning machine;

[0064] 201, cleaning head housing;

[0065] 1. Cylindrical electric drive assembly; 1a. Power connection end; 1b. Rotation output end;

[0066] 10. Motor thermal protection tube;

[0067] 11. hinged end sealing plug; 111. sealing portion of the sealing plug; 112. sleeve portion of the sealing plug;

[0068] 12. Driving motor;

[0069] 13. Gearbox assembly;

[0070] 14. Output shaft; 141. Output end sealing plug;

[0071] 15. Electrical connection fittings;

[0072] 202, roller assembly; 202A, driving coupling end; 202B, driven friction end;

[0073] 2011, motor fixing part; 20111, fixing part body; 20112, hinged head accommodating chamber; 20113, harness accommodating chamber; 20114, pin hole; 20115, hinge pin; 20116, annular air avoidance step; 20117, roller rotation installation friction part; 20118, sleeve air avoidance chamfer;

[0074] 2012, card interface; 20121, wear-resistant ring;

[0075] 2. Articulated conductive parts;

[0076] 21. hinged part sleeve; 22. electrical connection plug; 23. hinged part of hinge;

[0077] 3. Drive the rotary end knob assembly;

[0078] 31. terminal button mounting seat; 311. mounting seat friction portion;

[0079] 32, inner cylinder coupling; 321, clamping portion; 3211, coupling friction portion;

[0080] 33. end cap; 331. end cap friction part;

[0081] 34. End cap spring;

[0082] 35. Limit waist hole;

[0083] 36. Limit pin.

[0084] The realization of the purpose, functional features and advantages of the utility model will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0085] The claims of the utility model are further described in detail below in conjunction with specific embodiments and drawings. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of the utility model, all other embodiments proposed by ordinary technicians in this field before making creative work also fall within the scope of protection of the utility model.

[0086] It should be understood that in the description of the embodiments of the present invention, all directional indication terms, such as "up", "down", "left", "right", "front", "back", etc., indicate the orientation or position relationship based on the orientation, position relationship shown in the drawings or the orientation or position relationship in which the utility model product is usually placed when in use, which is only for the convenience of simplifying the description of the utility model, and does not expressly or imply that the device, element or component referred to must have a specific orientation and a specific orientation structure, and should not be understood as a limitation on the present invention. It is only used to explain the relative position relationship, movement, etc. between the components shown in the drawings. When the specific posture changes, the directional indication may also change accordingly.

[0087] In addition, ordinal numbers such as "first" and "second" in the present invention are only used for the purpose of distinction, and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of technical features indicated. The features defined as "first" and "second" can explicitly or implicitly indicate at least one of the technical features. In the description of the present invention, "multiple" means at least two, that is, two or more, unless otherwise clearly defined; "at least one" means one or one and more.

[0088] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, the positional relationship between components can be relatively fixed, or there can be a physically fixed connection between components. The connection can be detachable or integrated. It can be a mechanical connection or an electrical signal connection. It can be directly connected or indirectly connected through an intermediate medium or component. It can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined in the specification, other interpretations may not achieve the corresponding functions or effects. For ordinary technicians in this field, the specific meanings of the above terms in the utility model can be understood according to specific circumstances.

[0089] The controller and control circuit involved in the utility model are conventional control technologies or units of the technicians in this field. For example, the control circuit of the controller can be realized by ordinary technicians in this field using existing technologies, such as simple programming. If the software or program involved in the control result is not described in detail, it belongs to the use of existing technologies or conventional technologies of ordinary technicians in this field. The power supply also uses the existing technologies in this field, and the main technical point of the utility model is to improve the mechanical device, so the utility model will no longer describe the specific circuit control relationship and circuit connection in detail.

[0090] The disclosure of the present invention provides many different embodiments or examples for realizing different structures of the present invention. In order to simplify the disclosure of the present invention, the components and settings of specific examples are described in the present invention. Of course, they are merely examples, and the purpose is not to limit the present invention. In addition, the present invention may repeat reference numbers and / or reference letters in different examples, and such repetition is for the purpose of simplification and clarity, and does not itself indicate the relationship between the various embodiments and / or settings discussed. In addition, the present invention provides various specific examples of processes and materials, but those of ordinary skill in the art may be aware of the application of other processes and / or the use of other materials.

[0091] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

[0092] The solution of the present application will be described in detail below with reference to the accompanying drawings.

[0093] The utility model provides a cleaning roller assembly with a built-in electric drive device and a cleaning machine, aiming to solve the problem that the maintenance process of the existing cleaning machine driving motor is troublesome to disassemble and assemble.

[0094] First, in order to solve the above technical problems, please refer to Figures 1 to 4 and Fig.13 As shown, the utility model provides a cleaning roller assembly built-in electric drive device 100, the cleaning roller assembly built-in electric drive device 100 comprises: a cylindrical electric drive assembly 1, a hinged conductive member 2 and a driving rotary end button assembly 3;

[0095] The cylindrical electric drive assembly 1 comprises an electric connection end 1a and a rotation output end 1b, wherein the electric connection end is provided with an electric connection fitting 15;

[0096] The articulated conductive member 2 comprises an articulated member sleeve portion 21, an electrical connection plug 22 and an articulated member hinge portion 23; the articulated member sleeve portion 21 is coaxially connected with the articulated member hinge portion 23, and the electrical connection plug 22 is inserted through the articulated member sleeve portion 21 and the articulated member hinge portion 23; the articulated member sleeve portion 21 is detachably sleeved with the power connection terminal 1a, and the articulated member hinge portion 23 can be articulated with the motor fixing portion 2011 provided at one end of the cleaning head housing 201; the electrical connection plug 22 is matingly plugged with the electrical connection mating member 15;

[0097] The driving rotating terminal assembly 3 includes an input end and a rotating mounting end. The input end is connected to the rotating output end 1 b , and the rotating mounting end is clamped with the cleaning head housing 201 .

[0098] In a specific embodiment, the hinged part 23 of the hinged member can be hinged with the motor fixing part 2011 provided at one end of the cleaning head housing 201, and the electrical connection plug-in 22 is plugged with the electrical connection fitting 15, so that one end of the hinged conductive member 2 is detachably electrically connected to the power connection end 1a of the cylindrical electric drive assembly 1, and the other end is used for hinged connection with the cleaning head housing. The rotation output end 1b is used to receive the torque of the drive motor 12, and output the torque through the output shaft 14 to drive the roller assembly 202 of the cleaning machine 200 to rotate, and the rotation mounting end is rotationally connected to the other end of the cleaning head housing 201 and has a movable stroke along the axial direction of the cylindrical electric drive assembly 1.

[0099] In a specific embodiment, the cylindrical electric drive assembly further includes a hinged end sealing plug 11 disposed at the power connection end 1a, and the hinged end sealing plug 11 is sleeved with the hinged member sleeve portion 21. The cylindrical electric drive assembly 1 includes a motor thermal conductive protection cylinder 10 and a drive motor 12 disposed in the motor thermal conductive protection cylinder 10, and the electrical connection fitting 15 is partially accommodated in the motor thermal conductive protection cylinder 10 and connected to the drive motor 12. The hinged end sealing plug 11 includes a connected sealing plug sealing portion 111 and a sealing plug sleeve portion 112, the sealing plug sleeve portion 112 is sleeved with the hinged member sleeve portion 21, and the sealing plug sealing portion 111 is sealed and connected with the motor thermal conductive protection cylinder 10, so that the hinged end sealing plug 11 seals the motor thermal conductive protection cylinder 10, and the electrical connection plug 22 is matingly plugged with the electrical connection fitting 15.

[0100] It should be noted that the cylindrical electric drive assembly 1 may include a protective shell, a drive motor 12, a speed change device, etc. The outer contour of the cylindrical electric drive assembly 1 is not limited to a cylindrical shape, but may also be a prismatic cylinder, such as a hexagonal cylinder. The conductive portion of the hinged conductive member 2 may be a conductive pin, and the power connection end 1a of the cylindrical electric drive assembly 1 is correspondingly provided with a conductive socket for use in conjunction with the conductive pin. Of course, the conductive portion of the hinged conductive member 2 may also be provided as a conductive clip, and the power connection end 1a of the cylindrical electric drive assembly 1 is correspondingly provided with a power connection column for use in conjunction with the conductive clip. The connection between the input end of the drive rotary terminal assembly 3 and the rotating output end 1b of the cylindrical electric drive assembly 1 may be achieved through a coupling, or through the cooperation of a key and a pin. The output end of the drive rotary terminal assembly 3 may be provided in a fin shape, and cooperates with the roller assembly 202 to drive the roller assembly 202 to rotate. The rotating mounting end may be provided with a compression spring and a limiting structure to achieve a movable stroke along the axial direction of the cylindrical electric drive assembly 1.

[0101] The beneficial effects of the utility model are as follows: the cleaning roller assembly provided by the utility model has a built-in electric drive device 100, which is convenient to be disassembled from the cleaning head shell 201 by providing an articulated conductive member 2 which is respectively connected to the power connection terminal 1a and the motor fixing portion 2011, and the articulated member sleeve portion 21 of the articulated conductive member 2 is detachably sleeved with the power connection terminal, and the articulated member hinge portion 23 of the articulated conductive member 2 is articulated with the motor fixing portion 2011 of the cleaning head shell. By providing an electrical connection fitting 15 at the power connection terminal 1a of the cylindrical electric drive assembly 1, and the electrical connection fitting 15 is matingly plugged with the electrical connection plug-in 22 of the articulated conductive member 2, when the drive motor 12 needs to be repaired and disassembled, it is only necessary to pull out the cylindrical electric drive assembly 1 and realize the disassembly and installation of the drive motor 12 by plugging and unplugging the articulated conductive member 2, without shortening the motor leads and welding the motor leads, thereby improving the convenience of repair, disassembly and installation, thereby improving the work efficiency of repair and disassembly, and reducing the consumption of repair materials.

[0102] In the embodiment of the present utility model, Figure 2 and Figures 14 to 16 As shown, the articulated conductive part 2 includes: an articulated part sleeve portion 21, an electrical connection plug 22 and an articulated part hinge portion 23; the articulated part sleeve portion 21 is sleeved with the power connection end 1a of the cylindrical electric drive component 1; the electrical connection plug 22 is arranged in the middle of the articulated part sleeve portion 21, and is matched with the electrical connection matching part 15 arranged at the power connection end 1a of the cylindrical electric drive component 1; the articulated part 23 is arranged on the back of the articulated part sleeve portion 21, and is used for articulation with the motor fixing portion 2011.

[0103] It should be noted that the outer diameters of the hinge sleeve portion 21 and the hinge hinge portion 23 can be set to be the same or different. In this embodiment, in order to facilitate installation, the outer diameter of the hinge hinge portion 23 is set to be smaller than the outer diameter of the hinge sleeve portion 21. The hinged conductive member 2 is divided into the hinge sleeve portion 21 and the hinge hinge portion 23, which can better separate the electrical connection plug 22 provided in the hinge sleeve portion 21 from the hinge area, ensuring that the power connection area of ​​the electrical connection plug 22 is not contaminated by the hinge area in contact with the external connection, and ensuring the cleanliness of the power connection area of ​​the electrical connection plug 22 to a certain extent.

[0104] In order to ensure that the interior of the cylindrical electric drive assembly 1 has good dustproofness, in the embodiment of the utility model, as Figure 3 , Figure 4 and Fig.11As shown, the electric drive device 100 built into the cleaning roller assembly further includes: a hinged end sealing plug 11, which is installed at the power connection end 1a of the cylindrical electric drive assembly 1; and an electric connection fitting 15 is arranged in the middle of the hinged end sealing plug 11. The arrangement of the hinged end sealing plug 11 is convenient for arranging the electric connection fitting 15 at the power connection end 1a of the cylindrical electric drive assembly 1, and can also prevent dust from entering the inside of the cylindrical electric drive assembly 1 from the power connection end 1a of the cylindrical electric drive device. The material of the hinged end seal needs to be an insulating material, such as insulating rubber.

[0105] Specifically, in the embodiments of the present invention, please refer to Figure 4 and Fig.11 The hinged end sealing plug 11 includes a sealing plug sealing portion 111 and a sealing plug sleeve portion 112. The sealing plug sealing portion 111 is sealed and connected to the inner wall of the shell of the cylindrical electric drive component 1, and the sealing plug sleeve portion 112 is sleeved with the hinge sleeve portion 21. The sealing connection can be a threaded connection or an adhesive connection. In the embodiment of the utility model, a threaded connection is used. The above arrangement of the hinged end sealing plug 11 facilitates the connection of the hinged conductive member 2 with the main body of the cylindrical electric drive component 1, and ensures that the hinged conductive member 2 and the cylindrical electric drive component 1 have good coaxiality.

[0106] Specifically, in the embodiment of the present utility model, Figure 8 , Fig.10 , Fig.11 , Fig.14 , Fig.15As shown, the driving rotating end button assembly 3 includes: an end button mounting seat 31, an inner cylinder coupling 32, an end cap 33 and an end cap spring 34; the end button mounting seat 31 is rotatably mounted on the inner cylinder of the roller assembly 202, and the center is passed through; one end of the inner cylinder coupling 32 is rotatably mounted on the middle part of the end button mounting seat 31, and is transmission-connected to the output shaft 14 of the cylindrical electric drive assembly 1, and the other end has a mounting groove (not marked in the drawings), and the outer periphery of the mounting groove has a clamping portion 321, and the clamping portion 321 is used to drive the roller assembly 202 of the cleaning machine 200 to rotate; one end of the end cap 33 is sleeved on the mounting groove 321 and is limited by the limiting structure between the mounting groove 321 and the end cap 33, and the other end is rotatably connected to the cleaning head shell 201; the end cap spring 34 is clamped between the end cap 33 and the mounting groove so that the end cap 33 extends out of the mounting groove. When in use, the end button mounting seat 31 is driven to rotate by the output shaft 14 of the cylindrical electric drive assembly 1, and the end button mounting seat 31 drives the inner cylinder coupling member 32 to rotate. The clamping portion 3211 of the inner cylinder coupling member 32 is clamped with the driving coupling end 202A at one end of the roller assembly 202 of the cleaning machine 200 to drive the roller assembly 202 to rotate; the driven friction end 202B at the other end of the inner cylinder of the roller assembly 202 can be rotatably mounted on the mounting structure provided on the cleaning head housing 201, for example, it can be rotatably mounted on the outer periphery of the motor fixing portion 2011. The clamping portion 321 can be provided with a fin-shaped structure to match the corresponding clamping groove provided on the inner cylinder of the roller assembly 202. When it is necessary to disassemble the built-in electric drive device 100 of the cleaning roller assembly, it is only necessary to press the end cap 33, and the end cap 33 can be retracted to be removed from the clamping position of the cleaning head housing 201, which is more convenient.

[0107] Specifically, in the embodiment of the present utility model, Figure 8 , Fig.10 , Fig.14 and Fig.15 As shown, the limiting structure includes a limiting waist-shaped hole 35 and a limiting pin 36. The limiting waist-shaped hole 35 is opened on the side wall of the end cap 33 along the telescopic direction of the end cap 33, and the limiting pin 36 is penetrated through the side wall of the mounting groove to limit the limiting waist-shaped hole 35. The matching arrangement of the limiting pin 36 and the limiting waist-shaped hole 35 makes it difficult for the end cap 33 to pop out and fall off from the cleaning head housing 201, thereby enhancing the reliability of the end cap 33 when in use.

[0108] In the embodiment of the present utility model, please refer to Figure 8 , Fig.10 and Fig.11 As shown, a mounting seat friction portion 311 is provided at the inner cylinder of the drum assembly 202 of the cleaning machine 200, on the inner circumferential wall of the end button mounting seat 31 being rotatably mounted thereon, and a coupling friction portion 3211 is provided at the outer circumferential wall of the inner cylinder coupling 32 rotatably matched with the inner circumferential wall of the end button mounting seat 31. The mounting seat friction portion 311 and the coupling friction portion 3211 can be metal rings. The arrangement of the mounting seat friction portion and the coupling friction portion increases the service life of the end button mounting seat 31.

[0109] Please read further Figure 8 , Fig.10 and Fig.11 In the embodiment of the utility model, an end cap friction part 331 is provided at the rotation connection between the end cap 33 and the cleaning head housing 201. The provision of the end cap friction part 331 reduces the wear on the end cap 33 body during the rotation of the end cap 33 and increases the service life of the end cap 33.

[0110] Specifically, in the embodiment of the present utility model, Fig.11 , Fig.14 , Fig.15 and Fig.17 As shown, the cylindrical electric drive assembly 1 includes: a motor thermal protection cylinder 10 and a drive motor 12, a reduction box assembly 13 and an output shaft 14 contained therein and connected in sequence. The motor thermal protection cylinder 10 is preferably made of metal. The motor thermal protection cylinder 10 can be directly attached to the outer shell of the drive motor 12, or the gap can be filled with thermal grease to achieve heat dissipation of the motor thermal protection cylinder 10 to the outer shell of the drive motor 12. The arrangement of each unit of the cylindrical electric drive assembly 1 contained in the motor thermal protection cylinder 10 better ensures that each unit of the cylindrical electric drive assembly 1 is not easily contaminated by dust and water vapor, thereby improving the reliability of each unit of the cylindrical electric drive assembly 1.

[0111] In the embodiment of the present utility model, Fig.11 , Fig.14 , Fig.15 As shown, the inner wall of the motor thermal protection cylinder 10 is provided with an output end sealing plug 141 at a position corresponding to the outer circumference of the output shaft 14. The arrangement of the output end sealing plug 141 further ensures the dustproof property of the cylindrical electric drive assembly 1.

[0112] In the second aspect, the embodiment of the utility model further provides a cleaning machine 200, which includes a cleaning head housing 201, a roller assembly 202, and a cleaning roller assembly built-in electric drive device 100 as in the first aspect, wherein the cleaning head housing 201 has a motor fixing portion 2011, which is hinged to the first end of the hinged conductive member 2, and the second end of the hinged conductive member 2 is detachably electrically connected to the power connection end 1a of the cylindrical electric drive assembly 1; the roller assembly 202 is driven to rotate by the rotation output end 1b of the driving rotation terminal assembly 3. Since the cleaning machine 200 adopts all the technical solutions of the cleaning roller assembly built-in electric drive device 100 mentioned above, it also has corresponding technical effects, which will not be described in detail here.

[0113] Specifically, in the embodiment of the present utility model, Figures 6 to 9As shown, the motor fixing part 2011 includes a fixing part body 20111, and an articulated head accommodating cavity 20112 and a wiring harness accommodating cavity 20113 which are opened on the fixing part body 20111. A pin hole 20114 is opened on the side wall of the articulated head accommodating cavity 20112 for cooperating with the articulated pin 20115 and being articulated with the corresponding articulated conductive part 2. The wiring harness accommodating cavity 20113 is used for allowing the wiring harness led out of the articulated conductive part 2 to pass through.

[0114] Specifically, in the embodiments of the present invention, please refer to Figures 6 to 9 The fixing body 20111 is provided with an annular space-avoiding step 20116 at a position corresponding to the pin hole 20114. The setting of the annular space-avoiding step 20116 allows a larger movable space at the hinged position of the fixing body 20111 and the hinged conductive member 2, thereby avoiding the inconvenience of the fixing body 20111 and the hinged conductive member 2 being hinged and rotated when the built-in electric drive device 100 of the cleaning roller assembly is disassembled, thereby improving the convenience of disassembly.

[0115] Specifically, in the embodiment of the present utility model, Figure 6 , Figure 8 and Fig.12 As shown, the inner cylinder of the roller assembly 202 is located at one end of the hinged conductive member 2 and is rotatably connected to the outer periphery of the motor fixing part 2011. The inner cylinder of the roller assembly 202 is located at one end of the hinged conductive member 2 and is rotatably connected to the outer periphery of the motor fixing part 2011 and the end button, thereby realizing the rotation support of the inner cylinder of the roller assembly 202 with a large spacing, minimizing the radial runout generated during the rotation of the inner cylinder of the roller assembly 202, and ensuring a low noise during the operation of the equipment.

[0116] Specifically, in the embodiment of the present utility model, Figure 5 , Figure 6 and Figure 8 and Fig. 9 As shown, a roller rotation installation friction part 20117 is provided at the rotation connection between the outer periphery of the motor fixing part 2011 and the roller assembly 202. The setting of the roller rotation installation friction part 20117 reduces the wear of the roller assembly 202 on the main body of the motor fixing part 2011, and ensures the reliability of the hinged installation of the built-in electric drive device 100 of the cleaning roller assembly.

[0117] Specifically, in the embodiment of the present utility model, Figure 5 and Figure 6 As shown, the installation insertion side of the roller rotation installation friction part 20117 is provided with a sleeve-connection avoidance chamfer 20118. The setting of the sleeve-connection avoidance chamfer 20118 facilitates the installation of the roller assembly 202.

[0118] In the embodiment of the present utility model, please refer to Figure 4 and Figure 5As shown, the cleaning head housing 201 is provided with a card interface 2012 at a position corresponding to the rotational mounting end of the driving rotating end button assembly 3, and a wear-resistant ring 20121 is provided inside the card interface 2012. The provision of the wear-resistant ring 20121 reduces the wear of the card interface 2012 on the rotational mounting end of the driving rotating end button assembly 3.

[0119] The embodiments of the present application are described in detail above. Specific examples are used herein to illustrate the principles and implementation methods of the present application. The description of the above embodiments is only used to help understand the method and its core idea of ​​the present application. At the same time, changes or deformations made by those skilled in the art based on the ideas of the present application, the specific implementation methods and the scope of application of the present application, all belong to the scope of protection of the present application. In summary, the content of this specification should not be construed as a limitation on the present application.

Claims

1. A cleaning roller assembly with a built-in electric drive device, applied to a cleaning head, capable of driving the cleaning roller to rotate, characterized in that: include: A cylindrical electric drive assembly, comprising an electric connection end and a rotation output end, wherein the electric connection end is provided with an electric connection fitting; The hinged conductive member comprises a hinge sleeve portion, an electrical connection plug and a hinge hinge portion; the hinge sleeve portion is coaxially connected with the hinge hinge portion, and the electrical connection plug is inserted through the hinge sleeve portion and the hinge hinge portion; the hinge sleeve portion is detachably sleeved with the power connection end, and the hinge hinge portion can be hinged with the motor fixing portion provided at one end of the cleaning head housing; the electrical connection plug is matingly plugged with the electrical connection mating member; The driving rotating terminal button assembly comprises an input end and a rotating mounting end, wherein the input end is connected to the rotating output end, and the rotating mounting end is clamped with the cleaning head housing.

2. The cleaning roller assembly according to claim 1 has a built-in electric drive device, characterized in that: The cylindrical electric drive assembly further comprises a hinged end sealing plug disposed at the power connection end; The hinge end sealing plug is sleeved with the hinge member sleeve portion.

3. The cleaning roller assembly according to claim 2 has a built-in electric drive device, characterized in that: The cylindrical electric drive assembly comprises a motor thermal protection cylinder and a drive motor placed in the motor thermal protection cylinder; The electrical connection fitting is partially accommodated in the motor heat conductive protection cylinder and connected to the drive motor.

4. The cleaning roller assembly according to claim 3 has a built-in electric drive device, characterized in that: The hinged end sealing plug comprises a sealing plug sealing portion and a sealing plug sleeve portion connected; The sealing plug sleeve portion is sleeved with the hinge sleeve portion; The sealing portion of the sealing plug is sealingly connected to the motor thermal protection tube.

5. The cleaning roller assembly according to claim 3 has a built-in electric drive device, characterized in that: The cylindrical electric drive assembly also includes a reduction box assembly and an output shaft disposed in the motor thermal protection cylinder; The driving motor, the reduction box assembly and the output shaft are axially connected in sequence.

6. The cleaning roller assembly according to claim 5 has a built-in electric drive device, characterized in that: The driving and rotating end button assembly comprises an end button mounting seat, an inner cylinder coupling, an end cap and an end cap spring; The two ends of the terminal mounting seat are respectively connected to the motor heat-conducting protection cylinder and the inner cylinder coupling, and the inner cylinder coupling is drivingly connected to the output shaft; The inner cylinder coupling is provided with a clamping portion at one end away from the output shaft, and the clamping portion can clamp the roller assembly of the cleaning head; The clamping portion is provided with a mounting groove, the end cap is clamped in the mounting groove, and the end cap is sealed away from one end of the inner cylinder coupling; The end cap spring is clamped between the end cap and the mounting slot so that the end cap can extend out of the mounting slot.

7. The cleaning roller assembly according to claim 6 has a built-in electric drive device, characterized in that: The driving and rotating end knob assembly also includes a limiting structure; The limiting structure is used to limit the end cap in the installation groove.

8. The cleaning roller assembly according to claim 7 has a built-in electric drive device, characterized in that: The limiting structure includes a limiting waist-shaped hole and a limiting pin; The limiting waist-shaped hole is opened on the side wall of the end cap along the telescopic direction of the end cap, and the limiting pin is penetrated through the side wall of the installation groove to limit the limiting waist-shaped hole.

9. The cleaning roller assembly according to claim 6, wherein the cleaning roller assembly has a built-in electric drive device, The end cap can be rotatably connected to the cleaning head housing; An end cap friction portion is provided at the connection between the end cap and the cleaning head housing.

10. The cleaning roller assembly with a built-in electric drive device as claimed in claim 5, characterized in that: The cylindrical electric drive assembly further comprises an output end sealing plug disposed at the rotation output end; The center of the output end sealing plug is through, and the output shaft passes through the center of the output end sealing plug.

11. The cleaning roller assembly with a built-in electric drive device as claimed in claim 6, characterized in that: The end button mounting seat can be rotatably mounted in the roller assembly of the cleaning head; The end button mounting seat is rotatably mounted on the inner cylinder of the roller assembly and is provided with a mounting seat friction portion.

12. A cleaning machine, characterized in that: It comprises a cleaning head housing, a roller assembly and a built-in electric drive device of the cleaning roller assembly as claimed in any one of claims 1 to 11; The cleaning head housing is provided with a motor fixing portion; The rotation output end of the driving rotating terminal assembly can drive the roller assembly to rotate.

13. The cleaning machine according to claim 12, characterized in that Also included are hinge pins; The motor fixing part comprises a fixing part body, and an articulated head accommodating cavity and a wiring harness accommodating cavity which are provided on the fixing part body; A pin hole is formed on the side wall of the hinge head accommodating cavity, and the hinge pin can be inserted into the pin hole so that the motor fixing part is hinged to the hinge conductive member; The wire harness accommodating cavity is used for allowing the wire harness led out of the hinged conductive member to pass through.

14. The cleaning machine according to claim 13, characterized in that The fixing part body is provided with an annular clearance step at a position corresponding to the pin hole.

15. The cleaning machine according to claim 12, characterized in that The inner cylinder of the drum assembly is rotatably connected to the outer periphery of the motor fixing part.

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