CN214965183U

CN214965183U - Transmission positioning structure of electric mop

Info

Publication number: CN214965183U
Application number: CN202120688290.9U
Authority: CN
Inventors: 邓财科; 李�浩; 余水勇
Original assignee: Bear Electrical Appliance Co Ltd; Foshan Bear Intelligent Electric Appliance Co Ltd
Current assignee: Bear Electrical Appliance Co Ltd; Foshan Bear Intelligent Electric Appliance Co Ltd
Priority date: 2021-04-03
Filing date: 2021-04-03
Publication date: 2021-12-03
Anticipated expiration: 2031-04-03

Abstract

The utility model discloses an electric mop's transmission location structure, including lower shell and apron, through screw fixed connection between shell and the apron down, middle part between shell and the apron is provided with the motor fixed slot down, motor fixed slot internal fixation is provided with the motor, the output shaft of motor has the worm, the worm both sides power connection respectively has two worm wheels, the worm wheel passes through the reference column and connects under on the shell, still be provided with the worm constant head tank down between shell and the apron, the worm passes through the bearing setting in the worm constant head tank. The utility model has the advantages of simple structure, worm and worm wheel are all fixed firm, and the operation is steady during its transmission, has improved life.

Description

Transmission positioning structure of electric mop

Technical Field

The utility model relates to the technical field of household appliances, especially, relate to a transmission location structure of electric mop.

Background

As an electric cleaning device, the electric mop saves more labor when being used for cleaning the ground compared with the traditional mop, and is more convenient to clean the mop cloth. With the continuous improvement of the living standard of people, more and more people begin to use the electric mop to replace the traditional manual mop. When the electric mop is used, the mop cloth can rub the ground so as to clean the ground, so that the electric mop generally adopts a worm gear transmission mechanism which can have higher torque and can effectively drive the mop cloth to move. However, when the worm and worm wheel and the gear are in transmission, very high coaxiality is needed, and the central axis of the worm wheel are in the same plane, so that the worm and worm wheel are effectively limited and fixed, and the worm and worm wheel is balanced in stress and high in stability. The worm gear that current electric mop used lacks limit structure, and the worm gear produces the drunkenness easily when the transmission, leads to producing higher noise and takes place wearing and tearing even to reduce the life of this mop.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an electric mop's transmission location structure, the fine above-mentioned problem of having solved, its simple structure, worm and worm wheel are all fixed firm, operate steadily when the transmission, are favorable to improving electric mop's life.

The technical scheme of the utility model a transmission location structure of electronic mop, including lower shell and apron, through screw fixed connection between shell and the apron down, middle part between shell and the apron is provided with the motor fixed slot down, motor fixed slot internal fixation is provided with the motor, the output shaft of motor has the worm, the worm both sides power connection respectively has two worm wheels, the worm wheel passes through the reference column and connects under on the shell, still be provided with the worm constant head tank down between shell and the apron, the tip of worm passes through the bearing setting in the worm constant head tank.

Further, the middle part of the lower shell is provided with a lower motor fixing groove, the cover plate is provided with an upper motor fixing groove corresponding to the lower motor fixing groove, and the lower motor fixing groove and the upper motor fixing groove form a motor fixing groove.

Furthermore, motor supporting blocks are arranged at the front end and the rear end of the lower fixing groove of the motor, a motor fixing plate is arranged in the upper fixing groove of the motor, and a motor positioning plate is arranged at the front end of the upper fixing groove of the motor.

Furthermore, EVA cotton is arranged between the motor and the motor fixing plate.

Further, the middle part of the lower shell is provided with a lower worm positioning groove, the cover plate is provided with an upper worm positioning groove corresponding to the lower worm positioning groove, the lower worm positioning groove and the upper worm positioning groove form a worm positioning groove, and the front end of the worm positioning groove is provided with a worm limiting plate.

Furthermore, one end of the worm is sleeved on the output shaft of the motor, the other end of the worm is sleeved with a bearing, and the bearing is fixedly arranged in the worm positioning groove.

Furthermore, a worm support plate is arranged in the lower positioning groove of the worm, and a worm fixing plate corresponding to the worm support plate is arranged in the upper positioning groove of the worm.

Furthermore, a worm damping pad is arranged between the bearing on the worm and the worm positioning groove, and the worm damping pad is sleeved on the bearing on the worm.

Furthermore, worm bilateral symmetry on the lower shell is provided with the location fixed slot, pass through screw and reference column fixed connection in the location fixed slot, the worm wheel passes through the bearing and is connected with the reference column rotation.

Further, the reference column includes the last stiff end of with bearing fixed connection, fixes a position the lower location end of being connected with the fixed slot, it is different with lower location end diameter to go up the stiff end, the reference column middle part is provided with the screw hole, be provided with the cushion between bearing up end on the worm wheel and the apron.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the motor and the worm are respectively and stably arranged in the lower shell and the cover plate through the motor fixing groove and the worm positioning groove, so that the motor is fixed, and the two ends of the worm are relatively fixed, thereby avoiding the up-and-down movement of the worm and the worm wheel in the transmission process, ensuring the coaxiality of the motor and the worm and ensuring the stability of the motor and the worm in the operation process;

2. the worm wheel is arranged on the lower shell through the positioning column, and meanwhile, the positioning column is arranged in the positioning fixing groove of the lower shell through the screw, so that the worm wheel is effectively prevented from moving up and down in the transmission process, the risk of eccentric rotation of the worm wheel in the rotation process is reduced, and the whole transmission process is stable in operation;

3. be provided with the shock attenuation cushion between apron and the worm wheel, be provided with the worm shock pad between bearing on the worm and the worm constant head tank, avoided resonant production, further guaranteed transmission process's steady, reduced the noise among the transmission process.

Drawings

FIG. 1 is an exploded view of the present invention;

FIG. 2 is a schematic structural view of the middle and lower housings of the present invention;

FIG. 3 is a schematic structural view of the positioning post of the present invention;

FIG. 4 is a schematic structural view of the middle worm cushion of the present invention;

FIG. 5 is a schematic structural view of the worm gear of the present invention;

FIG. 6 is a schematic structural view of the middle cover plate of the present invention;

fig. 7 is a schematic view of a cross-sectional structure of the center of the motor according to the present invention;

FIG. 8 is a schematic cross-sectional view of the center of the worm wheel according to the present invention;

in the figure: 2. a lower housing; 3. a bearing; 4. a positioning column; 5. a worm cushion; 7. a shockproof rubber pad; 8. EVA cotton; 9. a cover plate; 24. positioning a fixed groove; 25. a lower motor fixing groove; 27. a worm lower positioning groove; 251. a motor support block; 271. a worm support plate; 272. a limiting plate on the worm; 41. an upper fixed shaft; 42. a lower positioning shaft; 62. a worm gear; 92. positioning grooves on the worm; 93. fixing grooves on the motor; 921. a worm fixing plate; 922. a worm lower limit plate; 931. a motor positioning plate; 932. motor fixed plate.

Detailed Description

To further clarify the technical solutions and effects adopted by the present application to achieve the intended purpose, the following detailed description is given with reference to the accompanying drawings and preferred embodiments according to the present application. In the following description, different "one embodiment" or "an embodiment" refers to not necessarily the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

As shown in fig. 1 to 6, the utility model provides a transmission location structure of electric mop, including shell 2 and apron 9 down, down through screw fixed connection between shell 2 and the apron 9, the middle part between shell 2 and the apron 9 is provided with the motor fixed slot down, motor fixed slot internal fixation is provided with motor 6, the output shaft of motor 6 has worm 612, worm 612 both sides power connection respectively has two worm wheels 62, the tip of worm wheel 62 passes through reference column 4 and connects on shell 2 down, still be provided with the worm constant head tank down between shell 2 and the apron 9, worm 612 passes through bearing 3 and sets up in the worm constant head tank. The motor 6, the worm 612 and the worm wheel 62 are restrained by corresponding fixing devices between the lower shell 2 and the cover plate 9, so that the swinging of the motor in the operation process is avoided, and the operation is stable.

The middle part of the lower shell 2 is provided with a lower motor fixing groove 25, the cover plate 9 is provided with an upper motor fixing groove 93 corresponding to the lower motor fixing groove 25, and the lower motor fixing groove 25 and the upper motor fixing groove 93 form a motor fixing groove. The motor lower fixing groove 25 is provided with motor supporting blocks 251 at front and rear ends, a motor fixing plate 932 is arranged in the motor upper fixing groove 93, and a motor positioning plate 931 is arranged at the front end of the motor upper fixing groove 93. EVA cotton 8 is arranged between the motor 6 and the motor fixing plate 932. The motor 6 is placed in the motor fixed slot, and the motor 6 lower part is supported by motor fixed plate 932, and motor 6 upper portion is pushed down by motor positioning plate 931, has guaranteed that motor 6 can not overturn and rock from top to bottom, and motor 6 front and back end is cliied fixedly by motor supporting shoe 251, has guaranteed that motor 6 can not the back-and-forth movement, and motor 6 is fixed firm. And EVA is cotton 8 to have certain buffering between motor 6 and the apron 9, has the shock attenuation effect, can absorb the noise that some motor 6 sent simultaneously, volume when reducing motor 6 uses.

2 middle parts of lower shell are provided with constant head tank 27 under the worm, be provided with constant head tank 92 on the worm that constant head tank 27 corresponds under the worm on the apron 9, constant head tank 92 constitutes the worm constant head tank under the worm 27 and the worm, worm constant head tank front end is provided with the worm limiting plate. The worm limiting plate includes a worm lower limiting plate 922 on the lower housing 2 and a worm upper limiting plate 272 on the cover plate 9. One end of the worm 612 is sleeved on an output shaft of the motor 6, the other end of the worm 612 is sleeved with a bearing 3, and the bearing 3 is fixedly arranged in the worm positioning groove. A worm support plate 271 is arranged in the worm lower positioning groove 27, and a worm fixing plate 921 corresponding to the worm support plate 271 is arranged in the worm upper positioning groove 92. A worm damping pad 5 is arranged between the bearing 3 on the worm 612 and the worm positioning groove, and the worm damping pad 5 is sleeved on the bearing 3 on the worm 612. One end of the worm 612 is fixedly connected with an output shaft of the motor 6, the other end of the worm 612 is rotatably connected with the worm positioning groove through the bearing 3 along with the rotation of the output shaft of the motor 6, but the bearing 3 is clamped in the worm positioning groove through the worm supporting plate 271 and the worm fixing plate 921, the fixing is stable, the front end of the bearing 3 on the worm 612 is limited by the worm limiting plate, the worm 612 can only rotate stably in the worm positioning groove, other directions are effectively restricted, and the stability of the worm 612 in use is guaranteed. And the worm shock absorption pad 5 can effectively prevent the worm 612 and the worm wheel from generating resonance with the cover plate 9 in transmission.

The worm 612 on the lower shell 2 is symmetrically provided with positioning fixing grooves 24 at two sides, the positioning fixing grooves 24 are fixedly connected with the positioning column 4 through screws, and the worm wheel 62 is rotatably connected with the positioning column 4 through a bearing 3. Reference column 4 includes the lower location end of last stiff end with bearing 3 fixed connection, being connected with location fixed slot 24, it is different with lower location end diameter to go up the stiff end, reference column 4 middle part is provided with the screw hole, be provided with the shock attenuation cushion between bearing 3 up end on the worm wheel 62 and the apron 9. The lower extreme and the location fixed slot 24 adaptation of reference column 4, during the installation, insert in location fixed slot 24, on rethread screw installation was fixed to lower shell 2, guaranteed the straightness that hangs down between reference column 4 and the lower shell 2, and then guaranteed the straightness that hangs down of worm wheel 62 on the reference column 4.

During operation, motor 6 starts, and worm 612 can take place to rotate under the drive of motor 6 output shaft, and worm 612 both ends all rotate under the condition that has the support, make its transmission steady, drive worm wheel 62 and rotate, and worm wheel 62 drives other intermediate gear rotations again, and then drives the cleaning carousel of electronic mop and takes place to rotate for mop and ground friction on the cleaning carousel, thereby clearance ground. The two worm wheels 62 are distributed on two sides of the worm 612, so that the force output by the whole electric mop is uniformly balanced. And the worm gear 62 may be a coaxial dual gear, one of which is engaged with the worm 612 to receive power and the other of which is engaged with the output gear to output power.

Compared with the prior art, the motor 6 and the worm 612 of the utility model are respectively and stably arranged in the lower shell 2 and the cover plate 9 through the motor fixing groove and the worm positioning groove, so that the motor 6 is fixed, and the two ends of the worm 612 are relatively fixed, thereby avoiding the up-and-down movement of the worm 612 and the worm wheel 62 in the transmission process, ensuring the coaxiality of the two and making the operation process stable; the worm wheel 62 is arranged on the lower shell 2 through the positioning column 4, and meanwhile, the positioning column 4 is arranged in the positioning fixing groove 24 of the lower shell 2 through a screw, so that the worm wheel 62 is effectively prevented from moving up and down in the transmission process, the risk of eccentric rotation of the worm wheel 62 in the rotation process is reduced, and the whole transmission process is stable in operation; a damping rubber pad is arranged between the cover plate 9 and the worm wheel 62, and a worm damping pad 5 is arranged between the bearing 3 on the worm 612 and the worm positioning groove, so that the generation of resonance is avoided, the stability of the transmission process is further ensured, and the noise in the transmission process is reduced.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. The utility model provides a transmission location structure of electronic mop which characterized in that: including lower shell (2) and apron (9), through screw fixed connection between lower shell (2) and the apron (9), middle part between lower shell (2) and the apron (9) is provided with the motor fixed slot, motor fixed slot internal fixation is provided with motor (6), the output shaft of motor (6) has worm (612), worm (612) both sides power connection respectively has two worm wheel (62), worm wheel (62) are connected under on shell (2) through reference column (4), still be provided with the worm constant head tank down between shell (2) and the apron (9), the tip of worm (612) passes through bearing (3) and sets up in the worm constant head tank.

2. The transmission positioning structure of the electric mop according to claim 1, wherein: the middle part of the lower shell (2) is provided with a lower motor fixing groove (25), the cover plate (9) is provided with an upper motor fixing groove (93) corresponding to the lower motor fixing groove (25), and the lower motor fixing groove (25) and the upper motor fixing groove (93) form a motor fixing groove.

3. The transmission positioning structure of the electric mop according to claim 2, wherein: both ends are provided with motor supporting shoe (251) around motor lower fixed slot (25), be provided with motor fixed plate (932) in motor upper fixed slot (93), motor upper fixed slot (93) front end is provided with motor locating plate (931).

4. The transmission positioning structure of the electric mop as claimed in claim 3, wherein: EVA cotton (8) is arranged between the motor (6) and the motor fixing plate (932).

5. The transmission positioning structure of the electric mop according to claim 1, wherein: constant head tank (27) under lower shell (2) middle part is provided with the worm, be provided with on apron (9) with the worm that constant head tank (27) correspond down on the worm constant head tank (92), constant head tank (92) are constituteed on constant head tank (27) and the worm under the worm, worm constant head tank front end is provided with the worm limiting plate.

6. The transmission positioning structure of the electric mop according to claim 5, wherein: one end of the worm (612) is sleeved on an output shaft of the motor (6), the other end of the worm (612) is sleeved with the bearing (3), and the bearing (3) is fixedly arranged in the worm positioning groove.

7. The transmission positioning structure of the electric mop as claimed in claim 6, wherein: a worm support plate (271) is arranged in the lower worm positioning groove (27), and a worm fixing plate (921) corresponding to the worm support plate (271) is arranged in the upper worm positioning groove (92).

8. The drive positioning structure of the electric mop as claimed in claim 7, wherein: a worm damping pad (5) is arranged between the bearing (3) on the worm (612) and the worm positioning groove, and the worm damping pad (5) is sleeved on the bearing (3) on the worm (612).

9. The transmission positioning structure of the electric mop according to claim 1, wherein: worm (612) bilateral symmetry on lower shell (2) is provided with location fixed slot (24), pass through screw and reference column (4) fixed connection in location fixed slot (24), worm wheel (62) are connected with reference column (4) rotation through bearing (3).

10. The drive positioning structure of the electric mop according to claim 9, wherein: reference column (4) include with bearing (3) fixed connection last stiff end, with the lower location end that location fixed slot (24) are connected, it is different with lower location end diameter to go up the stiff end, reference column (4) middle part is provided with the screw hole, be provided with the shock attenuation cushion between bearing (3) up end on worm wheel (62) and apron (9).