Shoe washing machine

Abstract

A shoe washing machine comprises a base, a shell with an upper opening, a top cover, a shoe supporting device, a shoe brush device, a first driving device, a heel brush, a brush hinging device, a second driving device, a water supply air pipeline, a water inlet electric valve and a water drainage electric valve, a shaft sleeve and a cylindrical fixed shaft are rotationally matched and sealed, and a shaft of a motor extends into a torsion arm to be fixed to a driving wheel; the shoe supporting device and the shoe stretcher rotating hole are rotationally matched and sealed; two ends of the transverse pipeline are communicated and rotationally matched with the shoe supporting device; the first driving device drives the shoe supporting device to rotate; the heel brush is in running fit with the cylindrical hinge seat, and the heel brush extends below the shoe stretcher device; and the second driving device drives the heel brush. The shoe brush has water spraying and hot air heating effects, the shoe brush and the shoe supporting device rotate synchronously, the shoe supporting device sprays and washes inner cavities of shoes, the shoe brush washes soles and vamps, and the heel brush washes heels; the use is convenient.

Description

Technical Field

[0001] The utility model relates to a shoe washing machine. Background Art

[0002] According to the current state of the art, Chinese Patent No. 201821720601.X, a shoe washing machine comprises: a washing mechanism having a washing chamber and at least one cleaning brush disposed within the chamber; a shoe rack disposed within the chamber and used to secure the shoes to be cleaned; and a cleaning brush drive device that, after the shoes to be cleaned are secured to the shoe rack, drives the cleaning brush to rotate and clean the surface of the shoes. The shoe washing machine of this invention utilizes a shoe rack to secure the shoes to be cleaned, and then utilizes a cleaning brush drive device to drive the cleaning brush to rub against the shoes to remove stains from the surfaces of the shoes. This can effectively remove stubborn stains from the surfaces of the shoes. However, a problem exists: the inner chamber of the shoe and the heel of the shoe cannot be cleaned. Summary of the Invention

[0003] The purpose of the utility model is to provide a shoe washing machine, which has the characteristics of cleaning and drying the sole, upper, heel and inner cavity of the shoe.

[0004] The utility model is realized as follows: a shoe washing machine, which is special in that it includes a base, a shell with an upper opening, a top cover, a shoe supporting device, a shoe brush device, a first driving device, a heel brush, a brush hinge device, a second driving device, a water supply air pipeline, a water inlet electric valve and a drainage electric valve,

[0005] The shell includes a device cavity with a lower opening at the bottom, a shoe support rotation hole, a cylindrical fixed shaft, a heel brush hinge seat plate and a static spring seat plate, and the shoe support rotation holes are arranged on the left and right sides;

[0006] The shoe brush device includes a motor, a driving wheel, a driven wheel, a belt, a torsion arm, and a shoe brush. The torsion arm includes a shaft sleeve provided at the lower portion of one end and an upper cavity and a lower cavity provided at the other end, with an axial hole provided in the upper cavity. The shoe brush includes a shoe brush rod and bristles. [The two ends of the driven wheel are located in the upper cavity and the lower cavity, the shaft of the shoe brush rod is rotatably engaged with the axial hole and is fixed to the driven wheel, and the driving wheel and the driven wheel are engaged with the belt.]

[0007] The brush hinge device includes a cylindrical hinge seat, a hinge plate provided on the cylindrical hinge seat, a dynamic spring seat plate and a tension spring, the hinge plate and the hinge seat plate are hinged, and the tension spring is respectively connected to the dynamic spring seat and the static spring seat;

[0008] The water and gas supply pipeline includes a horizontal pipeline, a longitudinal pipeline, a hot air device and a water supply device. The longitudinal pipeline and the horizontal pipeline are arranged in a T shape and are connected. One end of the longitudinal pipeline is the water and gas outlet end, and the other end is the water and gas inlet end; the hot air device and the water supply device are respectively connected to the inlet end of the longitudinal pipeline;

[0009] The shaft sleeve rotates and fits with the cylindrical fixed shaft and is sealed, the shaft of the motor extends into the torsion arm and is fixed to the driving wheel; the shoe support device rotates and fits with the shoe support rotation hole and is sealed; both ends of the transverse pipeline are connected to the shoe support device and rotate; the first drive device drives the shoe support device to rotate; the heel brush rotates with the cylindrical hinge seat, and the heel brush extends under the shoe support device; the second drive device drives the heel brush.

[0010] Preferably, the shoe support device comprises a hollow hinged transmission member with an opening at the bottom, a longitudinal portion, a hook portion serving as a seat, a piston chamber provided on the seat, a pressure spring, a toe cavity expansion device, a water and air conduit member, and a water and air outlet cap;

[0011] The bottom plate of the piston chamber is provided with an interface pipe, and the top plate is provided with a guide hole;

[0012] The toe cavity expansion device includes a water and air pipe portion, a piston provided at the lower end, a water and air outlet joint, a fixed support portion with a lower opening along the generatrix side, a fixed axis, a torsion spring, and a movable support portion with a truncated cone surface. The fixed support portion is connected to the intersection of the water and air pipe portion and the water and air outlet joint. The movable support portion and the fixed support portion are hinged through the fixed axis. The torsion spring is sleeved on the fixed axis, with one end engaging with the water and air pipe portion and the other end engaging with the movable support portion.

[0013] The hinged part of the articulated transmission part rotates with the shoe support rotation hole, the driving part cooperates with the first driving device, the pressure spring is arranged in the piston cavity, the piston is arranged in the piston cavity and cooperates with the upper end of the pressure spring, the water and gas pipe part slides with the guide hole, the water and gas outlet cap is fixed on the top of the fixed support part and is connected with the water and gas outlet joint; the lower end of the water and gas conduit part is located in the articulated transmission part, and the upper end is connected to the interface pipe.

[0014] Preferably, the guide hole is elliptical, or the guide hole includes a square portion in the middle and semicircular portions at both ends;

[0015] The water and air pipe portion is elliptical, or includes a square portion located in the middle and semicircular portions located at both ends.

[0016] Preferably: it also includes an electric heating element, and a mounting hole is provided on the bottom plate of the housing;

[0017] The electric heating element is fitted into and sealed in the mounting hole.

[0018] Preferably, the first driving device includes a first motor, a first driving pulley and a first belt.

[0019] The first motor is fixed to the top plate of the mounting cavity, the motor shaft of the first motor is fixed to the first driving pulley, and the first driving pulley cooperates with the driving part of the articulated transmission member.

[0020] Preferably, the second driving device includes a second motor, a second driving pulley, a driven conical gear, a transmission member and a belt.

[0021] The transmission parts include a transmission wheel, a vertical shaft and a driving conical gear;

[0022] The motor shaft of the second motor is fixed to the second driving pulley, the driven conical gear is fixed to the heel brush, the driven conical gear is rotationally matched with the cylindrical hinge seat, the transmission wheel is pivotally connected to the base, the driving conical gear and the driven conical gear are meshed, and the belt is matched with the second driving pulley and the transmission wheel.

[0023] Preferably, the second driving device includes a motor, the motor is fixed to the cylindrical hinge seat, and the shaft of the motor is fixed to the heel brush.

[0024] Preferably: the rear portion of the housing is provided with a control chamber with an upper opening.

[0025] The top cover is provided with an inlet and an outlet, the air inlet is provided with a movable cover, and an operation control device is provided on the top plate at the rear of the top cover.

[0026] Preferably: the water supply device includes a water pump and an electric stop valve,

[0027] The water inlet end of the water pump is connected to the inner cavity of the shell, and the water pump, the electric water stop valve and the inlet end of the longitudinal pipeline are connected in sequence;

[0028] The hot air device includes a fan, a heating shell, a PTC heating element and an electric air shut-off valve. The PTC heating element is arranged in the heating shell, the fan is arranged at the air inlet end of the heating shell, the air outlet end of the heating pipe, the electric air shut-off valve and the inlet end of the longitudinal pipeline are connected in sequence.

[0029] The hot air device and the water supply device work alternately.

[0030] Preferably, an ozone generator is also included, and the output end of the ozone generator is communicated with the inner cavity of the shell.

[0031] The utility model discloses a shoe washing machine. The shoe brush has the functions of spraying water and hot air. The shoe brush and the shoe supporting device rotate synchronously. The shoe supporting device sprays to flush the inner cavity of the shoe, the shoe brush washes the sole and the upper of the shoe, and the heel brush washes the heel of the shoe. The machine is easy to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0032] Figure 1 It is a cross-sectional view of the present utility model.

[0033] Figure 2 yes Figure 1 A-A view.

[0034] Figure 3 It is a three-dimensional sectional view of the present utility model.

[0035] Figure 4 This is one of the three-dimensional exploded views of the present invention.

[0036] Figure 5 This is the second three-dimensional exploded view of the present invention.

[0037] Figure 6 This is the third exploded perspective view of the present invention.

[0038] Figure 7 This is the fourth three-dimensional exploded view of the present invention.

[0039] Figure 8 It is a bottom view of the utility model with the base removed.

[0040] Figure 9 It is a partial stereogram of the present utility model.

[0041] Figure 10 It is a cross-sectional view of the shoe support device of the present invention.

[0042] Figure 11 It is a three-dimensional exploded view of the shoe support device of the utility model in use.

[0043] Figure 12 It is a three-dimensional exploded view of the shoe support device of the utility model.

[0044] Figure 13 It is a three-dimensional diagram of the heel brush and the brush hinge assembly of the utility model.

[0045] Figure 14 It is a three-dimensional exploded view of the heel brush and the brush hinge assembly of the utility model.

[0046] Figure 15 It is a three-dimensional exploded view of a second embodiment of the heel brush and brush hinge assembly of the utility model. DETAILED DESCRIPTION

[0047] The following describes embodiments of the present invention in detail. Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended only to explain the present invention and are not to be construed as limiting the present invention.

[0048] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" should be understood in a broad sense. For example, they may refer to fixed connections, detachable connections, or integral connections; they may refer to direct connections, indirect connections through an intermediate medium, or internal communication between two components. Those skilled in the art will understand the specific meanings of these terms in this utility model based on the specific circumstances.

[0049] like Figure 1 As shown, 1. A shoe washing machine includes a base 1, a housing 2 with an upper opening, a top cover 3, a shoe supporting device 4, a shoe brush device 5, a first driving device, a heel brush 6, a brush hinge device 7, a second driving device, a water supply air pipeline 8, a water inlet electric valve 91 and a drain electric valve 92,

[0050] The housing 2 includes a lower-opening device cavity 21 at the bottom, a shoe support rotation hole 22 provided on the housing bottom plate, a cylindrical fixed shaft 23 provided on the housing bottom plate, a heel brush hinge seat plate 24 provided on the rear wall plate of the housing 2, and a static spring seat plate 25 provided on the end wall plate of the housing. There are two shoe support rotation holes 22 provided on the left and right sides, and the cylindrical fixed shaft 23 is provided on the housing bottom plate in front of the straight line where the two shoe support rotation holes 22 are located.

[0051] like Figure 3 As shown, the shoe brush device 5 includes a motor 51, a driving wheel 52, a driven wheel 53, a belt (not marked), a torsion arm 54 and a shoe brush 55. The torsion arm 54 includes a shaft sleeve 541 provided at the lower part of one end and an upper chamber 5421 and a lower chamber 5422 provided at the other end. The upper chamber 5421 is provided with an axis hole. The gap between the lower end of the upper chamber 5421 and the lower chamber 5422 is the activity space of the belt. The shoe brush 55 includes a shoe brush rod 551 and a brush The upper and lower ends of the driven wheel 53 are respectively located in the upper cavity 5421 and the lower cavity 5422 and rotate in conjunction with each other. The shaft of the shoe brush rod 551 rotates in conjunction with the shaft hole and is fixed to the driven wheel 53. The driving wheel 52 and the driven wheel 53 are engaged with the belt. The shoe brush rod 551 and the driven wheel 53 are integrally formed. The torsion arm 54 is composed of an upper half shell with a lower opening and a lower half shell with an upper opening. The upper half shell is provided with an upper cavity 5421 and a shaft hole, and the lower half shell is provided with a shaft sleeve 541.

[0052] The heel brush 6 includes a brush rod 61 and bristles 62.

[0053] like Figure 13 、 Figure 14As shown, the brush hinge device 7 includes a cylindrical hinge seat 71, a hinge plate 72 provided on the cylindrical hinge seat 71, a dynamic spring seat plate 73 and a tension spring 74. The hinge plate 72 and the hinge seat plate 24 are hinged, and the tension spring 74 is connected to the dynamic spring seat 73 and the static spring seat 25 respectively; the brush rod 61 of the heel brush 6 is pivotally connected to the cylindrical hinge seat 71;

[0054] The water and gas supply pipeline 8 includes a transverse pipeline 81, a longitudinal pipeline 82, a hot air device 83 and a water supply device 84. The longitudinal pipeline 82 and the transverse pipeline 81 are arranged in a T shape and are connected. One end of the longitudinal pipeline 82 is a water and gas outlet end, and the other end is a water and gas inlet end; the hot air device 83 and the water supply device 84 are respectively connected to the inlet end of the longitudinal pipeline 82;

[0055] The cylindrical fixed shaft 23 is inserted into the shaft sleeve 541, and the shaft sleeve 541 and the cylindrical fixed shaft 23 are rotated and sealed. The bottom plate of the housing 2 supports the shaft sleeve 541 and rotates in cooperation; the shoe support device 4 is rotated and sealed with the shoe support rotation hole 22; both ends of the transverse pipeline 81 are connected to the shoe support device 4 and rotate in cooperation; the first drive device drives the shoe support device 4 to rotate, and the shoe support device 4 and the shoe brush 5 rotate synchronously; the heel brush 6 and the cylindrical hinge seat 71 rotate and cooperate, and the heel brush 6 extends under the shoe support device; the second drive device drives the heel brush 6; the motor 51, the first drive device and the second drive device operate simultaneously;

[0056] The shoe support device 4 also sprays water toward the toe end of the shoe cavity, and the water can flush the inner cavity of the shoe; the heel brush 6 rotates, the shoe support device 4 rotates, and the heel passes through the heel brush 6 to perform the brushing action; the shoe brush 55 is opposite to the two shoe support devices 4; Figure 2 As shown, the shoe brush 55 of the shoe brush device 5 rotates clockwise, and the shoe cap 55 automatically approaches the shoe support device 4 and brushes the shoes on the shoe support device 4; during the whole process, the torsion arm 54 swings back and forth;

[0057] In the stationary state, the shoe brush 55 is away from the shoe supporting device 4, and shoes can be loaded on the shoe supporting device 4; after the shoe is assembled, it enters the waiting state; when working, the shoe supporting device 4 can rotate clockwise or counterclockwise, the shoe brush 55 rotates clockwise, the torsion arm 54 rotates clockwise and the shoe brush 55 approaches the shoe supporting device 4, and enters the working state; due to the irregular outer circumference of the shoe, the torsion arm 54 swings back and forth; when stopping working, the motor 51 delays power supply and rotates counterclockwise, the shoe hair cap and the torsion arm rotate counterclockwise, and the shoe hair cap moves away from the shoe supporting device 4; then it stops rotating and enters the working state of unloading shoes.

[0058] As a further improvement of the present invention: Figure 1 、 Figure 10 、 Figure 11 、 Figure 12As shown, the shoe support device 4 includes a hollow hinged transmission member 41 with an opening at the bottom, a hollow longitudinal portion 42, a hollow hook portion serving as a seat 43, a piston chamber 44 provided on the seat 43, a pressure spring 45, a toe cavity expansion device 48, a water and air conduit member 46, and a water and air outlet cap 47; the lower portion of the piston chamber 44 is located on the seat 43, and the upper portion extends from the seat 43; Figure 10 As shown, there is a lift angle α from the suspended end of the lower end of the hook and seat body 43 to the fixed end, and the space between the lower end of the seat body 43 and the hinged transmission member 41 constitutes the rotation space of the heel brush 6;

[0059] like Figure 9 As shown, the shoe support device 4 rotates around the Z axis in the XY plane, and the heel brush 6 rotates around the X axis; the hook portion and the seat body 43 passes through the heel brush 6 at a certain moment, and the heel brush 6 cleans the heel of the shoe;

[0060] When using, Figure 11 As shown, the toe cavity expansion device 48 and the water outlet air cap 47 of the shoe support device 4 are inserted into the shoe cavity and pressed down, the toe cavity expansion device 48 and the water outlet air cap 47 move downward, and compress the pressure spring 45, and the hook portion of the hook portion and the seat body 43 enters the shoe. When the power is lost, the pressure spring 45 acts to move the toe cavity expansion device 48 and the water outlet air cap 47 upward to open the shoe cavity, and the hook portion of the hook portion and the seat body 43 is buckled with the heel portion of the shoe. With this structure, the shoe is easy to assemble and disassemble and can also effectively prevent it from falling off.

[0061] The bottom plate of the piston chamber 44 is provided with an interface pipe 441 and the top plate is provided with a guide hole 442;

[0062] The toe cavity expansion device 48 includes a water and air pipe portion 481, a piston 482 provided at the lower end, a water and air outlet joint 483, a fixed support portion 484 with a lower opening along the busbar side opening, a fixed shaft 485, a torsion spring 486, and a movable support portion 487 with a truncated cone curved surface. The upper end of the side opening of the fixed support portion 484 is provided with a hinge plate, both ends of the fixed shaft 485 are fixed to the hinge plate, the top plate of the fixed support portion 484 is connected to the intersection of the water and air pipe portion 481 and the water and air outlet joint 483, the movable support portion 487 is hinged to the fixed shaft, and the torsion spring 486 is sleeved on the fixed shaft 485, one end of which cooperates with the water and air pipe portion 481 and the other end cooperates with the movable support portion 487; the toe cavity expansion device 48 moves up and down relative to the base body 43 and rotates together;

[0063] The hinged part 41A of the articulated transmission part 41 rotates with the shoe support rotation hole 22, and the driving part 41B cooperates with the first driving device. The pressure spring 45 is arranged in the piston cavity 44 and cooperates with the bottom plate support. The piston 482 is arranged in the piston cavity 44 and cooperates with the upper end of the pressure spring 45. The water and gas pipe part 481 slides in a straight line with the guide hole 442. The water and gas outlet cap 47 is fixed on the top of the fixed support part 484 and is connected with the water and gas outlet joint 483; the lower end of the water and gas conduit part 46 is located in the articulated transmission part 41, and the upper end is connected to the interface pipe 441; the lower end of the water and gas conduit part 46 rotates and cooperates with the end of the transverse pipeline 81 and is connected.

[0064] As a further improvement of the present invention: the guide hole 442 is elliptical, or the guide hole includes a square portion in the middle and semicircular portions at both ends;

[0065] The water and air pipe portion 481 is oval, or includes a square portion in the middle and semicircular portions at both ends. This design prevents the toe cavity expansion device 48 from rotating relative to the seat body 43.

[0066] As a further improvement of the present invention: it also includes an electric heating element 10, and a mounting hole 26 is provided on the bottom plate of the housing 2;

[0067] The electric heating element 10 is fitted into the mounting hole 26 and sealed to heat the water entering the housing 2 .

[0068] The first driving device includes a first motor 111, a first driving pulley 112 and a first belt 113.

[0069] The first motor 111 is fixed to the top plate of the device chamber, the motor shaft of the first motor 111 is fixed to the first driving pulley 112 , and the first driving pulley 112 cooperates with the driving portion 41B of the articulated transmission member 41 .

[0070] As a further improvement of the present invention: the second driving device includes a second motor 121, a second driving pulley 122, a driven conical gear 123, a transmission member 124 and a belt 125,

[0071] like Figure 13 、 Figure 14 As shown, the transmission member 124 includes a transmission wheel 1241, a vertical shaft 1242 and a driving conical gear 1243;

[0072] The motor shaft of the second motor 121 is fixed to the second driving pulley 122, the driven conical gear 123 is rotationally matched with the cylindrical hinge seat 71, the driven conical gear 123 is fixed to the brush rod 61 of the heel brush 6, the vertical shaft 1242 is pivotally connected to the top plate of the device cavity and extends into the shell 2 and is sealed, the driving conical gear and the driven conical gear are meshed, and the belt 125 is matched with the second driving pulley 122 and the transmission wheel 1241.

[0073] The utility model can also be implemented like this: Figure 15 As shown, the second driving device includes a motor 63, which is fixed in the cylindrical hinge seat 71, and the shaft of the motor 63 is fixed to the brush rod 61 of the heel brush 6. The brush rod 61 rotates with the cylindrical hinge seat 71, or the brush rod 61 is located outside the cylindrical hinge seat 71.

[0074] As a further improvement of the present invention: the rear portion of the housing 2 is provided with a control chamber with an upper opening.

[0075] The top cover 3 is provided with an inlet and an outlet, the air inlet is provided with a movable cover 31 , and an operation control device is provided on the top plate at the rear of the top cover 3 .

[0076] like Figure 7 、 Figure 8 As shown, the water supply device 84 includes a water pump 841 and an electric stop valve 842.

[0077] The water inlet end of the water pump 841 is connected to the inner cavity of the housing 2, and the water pump 841, the electric water shut-off valve 842 and the inlet end of the longitudinal pipeline 82 are connected in sequence;

[0078] The hot air device 83 includes a fan (not shown in the figure), a heating shell 831, a PTC heating element, and an electric air shut-off valve 832. The PTC heating element is arranged in the heating shell 832, the fan is arranged at the air inlet end of the heating shell, the PTC heating element is arranged at the air outlet end, and the electric air shut-off valve 832 is connected to the inlet end of the longitudinal pipe 82 in sequence.

[0079] The hot air device 83 and the water supply device 84 work alternately.

[0080] It also includes an ozone generator, and the output end of the ozone generator is communicated with the inner cavity of the shell 2.

[0081] As a further improvement of the present invention, a hot air drying device is also provided, which includes a fan, a heating shell 101, a PTC heater and an air guide duct 102. The fan and the PTC heater are arranged in the heating shell 101, the air inlet end of the air guide duct 102 is connected to the air outlet end of the heating shell, and the air outlet end 1021 extends into the shell 1 through the bottom plate of the shell 1. The drying air flow blows onto the shoes of the shoe support device 4 to dry the outer surface of the shoes. The hot air drying device is installed on both side walls of the shell 1.

[0082] Although the embodiments of the present invention have been shown and described, those skilled in the art will appreciate that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and purpose of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.

Claims

1. A shoe washing machine, characterized in that: It includes a base, a shell with an upper opening, a top cover, a shoe support device, a shoe brush device, a first drive device, a heel brush, a brush hinge device, a second drive device, a water supply air pipeline, a water inlet electric valve and a drainage electric valve. The shell includes a device cavity with a lower opening at the bottom, a shoe support rotation hole, a cylindrical fixed shaft, a heel brush hinge seat plate and a static spring seat plate, and the shoe support rotation holes are arranged on the left and right sides; The shoe brush device includes a motor, a driving wheel, a driven wheel, a belt, a torsion arm and a shoe brush. The torsion arm includes a shaft sleeve provided at the lower part of one end and an upper cavity and a lower cavity provided at the other end. The upper cavity is provided with an axial hole. The shoe brush includes a shoe brush rod and bristles. The two ends of the driven wheel are located in the upper cavity and the lower cavity. The shaft of the shoe brush rod is rotatably matched with the axial hole and is fixed to the driven wheel. The driving wheel and the driven wheel are matched with the belt. The brush hinge device includes a cylindrical hinge seat, a hinge plate provided on the cylindrical hinge seat, a dynamic spring seat plate and a tension spring, the hinge plate and the hinge seat plate are hinged, and the tension spring is respectively connected to the dynamic spring seat and the static spring seat; The water and gas supply pipeline includes a horizontal pipeline, a longitudinal pipeline, a hot air device and a water supply device. The longitudinal pipeline and the horizontal pipeline are arranged in a T shape and are connected. One end of the longitudinal pipeline is the water and gas outlet end, and the other end is the water and gas inlet end; the hot air device and the water supply device are respectively connected to the inlet end of the longitudinal pipeline; The shaft sleeve rotates and seals with the cylindrical fixed shaft, the motor shaft extends into the torsion arm and is fixed to the driving wheel; the shoe support device rotates and seals with the shoe support rotation hole; both ends of the transverse pipeline are connected to the shoe support device and rotate; the first drive device drives the shoe support device to rotate; the heel brush rotates and cooperates with the cylindrical hinge seat, and the heel brush extends under the shoe support device; The second driving device drives the heel brush.

2. A shoe washing machine according to claim 1, characterized in that: The shoe support device includes a hollow hinged transmission member with an opening at the bottom, a longitudinal portion, a hook portion serving as a seat, a piston chamber provided on the seat, a pressure spring, a toe cavity expansion device, a water and air conduit, and a water and air outlet cap; The bottom plate of the piston chamber is provided with an interface pipe, and the top plate is provided with a guide hole; The toe cavity expansion device includes a water and air pipe portion, a piston provided at the lower end, a water and air outlet joint, a fixed support portion with a lower opening along the generatrix side, a fixed axis, a torsion spring, and a movable support portion with a truncated cone surface. The fixed support portion is connected to the intersection of the water and air pipe portion and the water and air outlet joint. The movable support portion and the fixed support portion are hinged through the fixed axis. The torsion spring is sleeved on the fixed axis, with one end engaging with the water and air pipe portion and the other end engaging with the movable support portion. The hinged part of the articulated transmission part rotates with the shoe support rotation hole, the driving part cooperates with the first driving device, the pressure spring is arranged in the piston cavity, the piston is arranged in the piston cavity and cooperates with the upper end of the pressure spring, the water and gas pipe part slides with the guide hole, the water and gas outlet cap is fixed on the top of the fixed support part and is connected with the water and gas outlet joint; the lower end of the water and gas conduit part is located in the articulated transmission part, and the upper end is connected to the interface pipe.

3. A shoe washing machine according to claim 2, characterized in that: The guide hole is elliptical, or includes a square portion in the middle and semicircular portions at both ends; The water and air pipe portion is elliptical, or includes a square portion located in the middle and semicircular portions located at both ends.

4. A shoe washing machine according to claim 1, characterized in that: It also includes an electric heating element, and a mounting hole is provided on the bottom plate of the housing; The electric heating element is fitted into and sealed in the mounting hole.

5. A shoe washing machine according to claim 2, characterized in that: The first driving device includes a first motor, a first driving pulley and a first belt, The first motor is fixed to the top plate of the device cavity, the motor shaft of the first motor is fixed to the first driving pulley, and the first driving pulley cooperates with the driving part of the articulated transmission member.

6. A shoe washing machine according to claim 1, characterized in that: The second driving device includes a second motor, a second driving pulley, a driven conical gear, a transmission member and a belt. The transmission parts include a transmission wheel, a vertical shaft and a driving conical gear; The motor shaft of the second motor is fixed to the second driving pulley, the driven conical gear is rotatably matched with the cylindrical hinge seat, the driven conical gear is fixed to the heel brush, the vertical shaft is pivotally connected to the top plate of the device cavity and extends into the shell and is sealed, the driving conical gear and the driven conical gear are meshed, and the belt is matched with the second driving pulley and the transmission wheel.

7. The shoe washing machine according to claim 1, characterized in that: The second driving device includes a motor, the motor is fixed to the cylindrical hinge seat, and the shaft of the motor is fixed to the heel brush.

8. The shoe washing machine according to claim 1, characterized in that: The rear portion of the housing is provided with a control chamber with an upper opening. The top cover is provided with an inlet and an outlet, the air inlet is provided with a movable cover, and an operation control device is provided on the top plate at the rear of the top cover.

9. A shoe washing machine according to claim 1, 2, 3, 4, 5, 6, 7 or 8, characterized in that: The water supply device includes a water pump and an electric stop valve. The water inlet end of the water pump is connected to the inner cavity of the shell, and the water pump, the electric water stop valve and the inlet end of the longitudinal pipeline are connected in sequence; The hot air device includes a fan, a heating shell, a PTC heating element and an electric air shut-off valve. The PTC heating element is arranged in the heating shell, the fan is arranged at the air inlet end of the heating shell, the air outlet end of the heating pipe, the electric air shut-off valve and the inlet end of the longitudinal pipeline are connected in sequence. The hot air device and the water supply device work alternately.

10. A shoe washing machine according to claim 1, 2, 3, 4, 5, 6, 7 or 8, characterized in that: It also includes an ozone generator, and the output end of the ozone generator is communicated with the inner cavity of the shell.

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