CN107773163B

CN107773163B - Floor sweeping machine

Info

Publication number: CN107773163B
Application number: CN201711139518.3A
Authority: CN
Inventors: 程蓓
Original assignee: Ningbo Cheery Garden Tools Co ltd
Current assignee: Ningbo Cheery Garden Tools Co ltd
Priority date: 2017-11-16
Filing date: 2017-11-16
Publication date: 2023-08-18
Anticipated expiration: 2037-11-16
Also published as: CN107773163A

Abstract

The invention discloses a floor sweeping machine, which comprises a shell and a handle, wherein a motor, a rotating shaft and a floor sweeping rolling brush are arranged in the shell, the floor sweeping rolling brush is arranged on the rotating shaft, an output shaft of the motor is in transmission connection with the rotating shaft, an annular groove is arranged on the handle, a stop block matched with the annular groove is arranged in the shell, the handle is in rotary connection with the shell through the cooperation of the annular groove and the stop block, a reversing switch for controlling the motor to turn is also arranged in the shell, one end of the handle, which is connected with the shell, is provided with a reversing block matched with the reversing switch, an installation cavity is arranged in the handle, a sliding block and a first spring are arranged in the installation cavity, one end of the first spring is propped against the inner wall of the installation cavity, the other end of the first spring is propped against the sliding block, a first limit groove and a second limit groove matched with the sliding block are arranged on the shell, and the first limit groove and the second limit groove are symmetrically arranged on two sides of the shell by taking the axis of the shell as a central line. The sweeper can freely advance and retreat, and the corner gaps are cleaned.

Description

Floor sweeping machine

Technical Field

The invention relates to the technical field of cleaning tools, in particular to a sweeper.

Background

Most of the ordinary families still inherit tradition at present, and an old broom is used for cleaning the ground. However, the old broom has the defects of hair falling on the broom head, low cleaning speed, low efficiency, easiness in scraping the floor which is easy to abrade (such as a wood floor), difficulty in sweeping fine dirty things (such as finely crushed hair) and the like. Some families use intelligent sweeping robots, the sweeping robot has a strong sweeping effect on areas which are difficult to sweep like under a sofa and a bed, but the sweeping robot is hard to be in the heart when working in a space with dense furniture, is clamped between a dining table and a dining chair or cannot go out under certain furniture, and is not suitable for sweeping a courtyard.

Therefore, the hand-push type sweeper is used for cleaning the indoor and courtyard at present, but the hand-push type sweeper can only be used for cleaning forward and cannot be used for retreating when cleaning, otherwise, the phenomenon that garbage is reversed and is poured out by a brush is extremely easy to occur, so that a great deal of inconvenience is brought to a user, particularly when the joint of the rotating shaft and the belt is positioned in the indoor or the corner of the courtyard, the indoor or the corner of the courtyard cannot be cleaned, and the hand-push type sweeper cannot be used for cleaning the corner gaps of the indoor and the courtyard, the baffle of the sweeping roller brush cannot be adjusted according to the actual use requirement, and dust is easy to fly.

Disclosure of Invention

Aiming at the defects and shortcomings of the prior art, the floor sweeping machine is provided, the floor sweeping machine can freely advance and retreat, the corner gaps are cleaned up, and the baffle can be freely adjusted.

In order to achieve the above object, the present invention provides the following technical solutions.

The utility model provides a floor sweeping machine, including casing and handle, be equipped with the motor in the casing, the pivot is with the round brush of sweeping the floor, the round brush of sweeping the floor is installed in the pivot, the output shaft and the pivot transmission of motor are connected, be equipped with the annular on the handle, be equipped with in the casing with annular complex dog, the handle passes through annular and dog cooperation and rotates with the casing to be connected, still be equipped with the reversing switch that is used for controlling the motor to turn to in the casing, handle one end is connected with the casing with the tip of casing one end be equipped with reversing switch matched with reversing block, be equipped with the installation cavity in the handle, be equipped with slider and first spring in the installation cavity, first spring one end supports and locates the installation cavity inner wall, the slider is supported to the other end, be equipped with on the casing with slider complex first spacing groove and second spacing groove, first spacing groove and second spacing groove are located the casing both sides with the axis symmetry of casing, when the slider peg graft in first spacing inslot under the effect of first spring, motor forward rotation, when the slider peg graft in second spacing inslot under the effect of first spring, reversing block and reversing switch are separated.

Further, a power switch for controlling the motor to be started and stopped is further arranged in the handle, when the sliding block is inserted into the first limit groove or the second limit groove under the action of the first spring, the sliding block is separated from the power switch, the power switch controls the motor to be in an on state, when the sliding block compresses the first spring to be separated from the first limit groove or the second limit groove, the sliding block is abutted against the power supply, and the power switch controls the motor to be in an off state.

Further, the rotating shaft is also connected with a slit brush.

Further, the seam brush includes brush wheel and installation axle, installation axle one end and brush wheel fixed connection, the installation axle other end is equipped with first annular groove, install fast-assembling structure in the pivot, the pivot passes through fast-assembling structure and is connected with the installation axle, fast-assembling structure includes inner tube and urceolus, be equipped with the fourth spring between inner tube and the urceolus, urceolus one end offsets with the inner tube, the urceolus other end is connected with the inner tube through the fourth spring, be equipped with first mounting hole on the inner tube, be equipped with first spacing steel ball in the first mounting hole, be equipped with the first lug that offsets with first spacing steel ball on the urceolus, first spacing steel ball is located in the first annular groove under the effect of first lug card, thereby make fast-assembling structure and installation axle connection.

Further, a second annular groove is formed in the rotating shaft, a second mounting hole is formed in the inner barrel, a second limiting steel ball is arranged in the second mounting hole, a second protruding block which abuts against the second limiting steel ball is arranged on the outer barrel, the second limiting steel ball is clamped in the second annular groove under the action of the second protruding block, and therefore the quick-mounting structure is connected with the rotating shaft.

Further, the guide wheel is further installed on one side of the shell, away from the slit brush, and comprises a roller and a mounting seat connected to the side wall of the roller, the side wall of the shell is provided with a mounting chamber, and the roller is inserted into the mounting chamber through the mounting seat and is fixedly connected with the shell.

Further, be equipped with the draw-in groove on the mount pad, be equipped with draw-in groove complex first fixture block on the stopper in the mount pad, second spring one end offsets with the mount pad inner wall, and the second spring other end offsets with the stopper, and first fixture block is located in the draw-in groove in order to be fixed in the mount pad under the effect of second spring.

Further, the casing lateral wall is equipped with the standing room that is located the mount pad top, and the stopper upwards extends there is draw-in groove complex second fixture block, and the second fixture block is located the standing room, and when the mount pad was installed in the standing room, the second fixture block was located in the draw-in groove with being fixed in the mount pad in the standing room under the effect of second spring card.

Further, the shell is also provided with a baffle plate matched with the rolling brush, the baffle plate is provided with a guide groove, the shell is provided with a guide block matched with the guide groove, the side wall of the baffle plate is provided with a plurality of limiting holes, and the shell is provided with elastic protruding blocks matched with the limiting holes.

Further, a guide groove is formed in the baffle, a guide block matched with the guide groove is arranged on the shell, a plurality of limiting holes are formed in the side wall of the baffle, a limiting pin and a third spring are arranged on the shell, the top end of the limiting pin is a spherical surface, and the limiting pin abuts against the limiting holes under the action of the third spring.

The beneficial effects of the invention are as follows: when the cleaning device is used, the sliding block is inserted into the first limiting groove under the action of the first spring, the reversing block is abutted against the reversing switch, the motor rotates positively, the motor drives the rotating shaft to rotate positively, the rotating shaft drives the sweeping rolling brush to rotate forwards, cleaning is achieved, when the motor is required to move backwards, the sliding block is moved upwards, the sliding block is separated from the first limiting groove, the shell and the handle can rotate relatively, the shell rotates 180 degrees relative to the handle, the second limiting groove is positioned below the sliding block, the sliding block is loosened, the sliding block is inserted into the second limiting groove under the action of the first spring to fix the shell and the handle, the reversing block is separated from the reversing switch, the motor rotates reversely, the cleaning device is convenient to switch, the cleaning device is convenient to use, the slit brush is connected to the rotating shaft, a baffle matched with the rolling brush is further arranged on the shell, and the baffle can be adjusted in a rotating mode, and dust is prevented from flying.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the internal structure of the present invention.

Fig. 3 is an enlarged schematic view at a in fig. 2.

Fig. 4 is an enlarged schematic view at B in fig. 2.

Fig. 5 is a schematic view of the structure of the guide wheel of the present invention.

FIG. 6 is a schematic view of the whole structure of the installation joint brush of the sweeper.

Fig. 7 is a schematic view of the internal structure of the installation joint brush of the sweeper.

Fig. 8 is a schematic view of the slit brush, the quick-fit structure and the rotating shaft of the present invention.

Fig. 9 is a cross-sectional view of fig. 8.

Fig. 10 is a schematic view of the baffle structure of the present invention.

Fig. 11 is a schematic view of the housing structure of the present invention.

Fig. 12 is a schematic view of another construction of the housing of the present invention.

Fig. 13 is a schematic structural view of the storage box of the present invention.

In the figure, 1. A housing; 2. a handle; 3. a motor; 4. a rotating shaft; 5. a sweeping rolling brush; 6. a ring groove; 7. a stop block; 8. a reversing switch; 9. a reversing block; 10. a mounting cavity; 11. a slide block; 12. a first spring; 13. a first limit groove; 14. the second limit groove; 15. a power switch; 16. brushing the seam; 17. a brush wheel; 18. a mounting shaft; 19. a first annular groove; 20. a quick-mounting structure; 21. an inner cylinder; 22. an outer cylinder; 23. a fourth spring; 24. a first mounting hole; 25. the first limiting steel balls; 26. a first bump; 27. a second annular groove; 28. a second mounting hole; 29. the second limiting steel ball; 30. a second bump; 31. a guide wheel; 32. a roller; 33. a mounting base; 34. a mounting chamber; 35. a limiting block; 36. a second spring; 37. a clamping groove; 38. a first clamping block; 39. a baffle; 40. a guide groove; 41. a guide block; 42. an elastic bump; 43. a limiting pin; 44. a third spring; 45. a limiting hole; 46. a placement chamber; 47. the second first clamping block; 48. a storage box; 49. a storage chamber; 50. and (5) an upper cover.

Detailed Description

The invention is further explained in connection with the drawings.

Referring to a floor sweeping machine shown in fig. 1 to 13, the floor sweeping machine comprises a shell 1 and a handle 2, wherein a motor 3, a rotating shaft 4 and a floor sweeping rolling brush 5 are arranged in the shell 1, the floor sweeping rolling brush 5 is installed on the rotating shaft 4, an output shaft of the motor 3 is connected with the rotating shaft 4 through belt transmission, an annular groove 6 is arranged on the handle 2, a stop block 7 matched with the annular groove 6 is arranged in the shell 1, the handle 2 is in rotary connection with the shell 1 through the matching of the annular groove 6 and the stop block 7, a reversing switch 8 for controlling the motor 3 to turn is further arranged in the shell 1, one end of the handle 2 is connected with the shell 1, a reversing block 9 matched with the reversing switch 8 is arranged at one end of the handle 2, an installation cavity 10 is arranged in the handle 2, a sliding block 11 and a first spring 12 are arranged in the installation cavity 10, one end of the first spring 12 is abutted to the inner wall of the installation cavity 10, the other end of the first spring 12 is abutted to the sliding block 11, a first limit groove 13 and a second limit groove 14 matched with the sliding block 11 are arranged on the shell 1, the first limit groove 13 and the second limit groove 14 are symmetrically arranged on two sides of the shell 1 through the axis of the central line, a reversing switch 1, a reversing block 12 is abutted to the first limit groove and the second limit groove 13 and the second limit groove 14 are in the action of the reversing block 3 under the action of the first reversing spring 8 and the reversing block 9 when the reversing block is separated in the reversing block 9. The side wall of the sliding block 11 is provided with a boss which is convenient to slide, and the boss passes through the mounting cavity 10 and is positioned outside the shell 1 so as to facilitate pushing the sliding block 11 to move.

When the electric sweeper is used, the sliding block 11 is inserted into the first limiting groove 13 under the action of the first spring 12, the reversing block 9 is abutted against the reversing switch 8, the motor 3 rotates positively, the motor 3 drives the rotating shaft 4 to rotate, the rotating shaft 4 drives the sweeping roller brush 5 to rotate forwards, so that sweeping is realized, when the motor 3 is required to retreat, the sliding block 11 is pushed upwards, the sliding block 11 is separated from the first limiting groove 13, the shell 1 and the handle 2 can rotate relatively, the shell 1 is rotated 180 degrees relative to the handle 2, the second limiting groove 14 is positioned below the sliding block 11, the sliding block 11 is loosened, the sliding block 11 is inserted into the second limiting groove 14 under the action of the first spring 12 to fix the shell 1 and the handle 2, the shell 1 and the handle 2 can not rotate relatively, the reversing block 9 and the reversing switch 8 are separated, the motor 3 rotates reversely, the sweeping roller brush 5 is convenient to switch and convenient to use, and particularly when the rotating shaft 4 is connected with the motor 3 through a belt in a sweeping chamber and a corner, the output shaft is in a driving connection mode, when the sweeping chamber and the corner of the motor 3 is connected with the belt, the sweeping roller brush 5 is positioned in the corner or the corner of the sweeping chamber or the courtyard, and the corner is positioned in the sweeping chamber or can not be cleaned chamber or can be positioned in the sweeping chamber or the corner 1.

The handle 2 is also internally provided with a power switch 15 for controlling the motor 3 to be started and stopped, when the sliding block 11 is inserted into the first limit groove 13 or the second limit groove 14 under the action of the first spring 12, the sliding block 11 is separated from the power switch 15, the power switch 15 controls the motor 3 to be in an on state, when the sliding block 11 compresses the first spring 12 to be separated from the first limit groove 13 or the second limit groove 14, the sliding block 11 is abutted against a power supply, and the power switch 15 controls the motor 3 to be in an off state, so that the motor 3 is in an off state when the shell 1 and the handle 2 relatively rotate, namely, the sweeping rolling brush 5 is not rotated any more, and accidents of the sweeping machine in the switching process are prevented.

Still be connected with seam brush 16 on the pivot 4, can be convenient for clean wall seam department, seam brush 16 includes brush wheel 17 and installation axle 18, installation axle 18 one end and brush wheel 17 fixed connection, the other end of installation axle 18 is equipped with first annular groove 19, install fast-assembling structure 20 on the pivot 4, pivot 4 is connected with installation axle 18 through fast-assembling structure 20, fast-assembling structure 20 includes inner tube 21 and urceolus 22, be equipped with fourth spring 23 between inner tube 21 and the urceolus 22, urceolus 22 one end offsets with inner tube 21, the urceolus 22 other end is connected with inner tube 21 through fourth spring 23, fourth spring 23 one end is located inner tube 21, the urceolus 22 is located to the fourth spring 23 other end, be equipped with first mounting hole 24 on the inner tube 21, be equipped with first spacing steel ball 25 in the first mounting hole 24, be equipped with on the urceolus 22 with first lug 26 that first spacing steel ball 25 offsets, first annular groove 19 is located to first spacing steel ball 25 card under the effect of first lug 26, thereby make fast-assembling structure 20 be connected with installation axle 18. When the outer cylinder 22 compresses the fourth spring 23 and moves to the inner cylinder 21, the first protruding block 26 is separated from the first limiting steel ball 25, the first limiting steel ball 25 is not limited to the first annular groove 19 any more, the mounting shaft 18 is separated from the quick-mounting structure 20, namely, the slit brush 16 is taken down, and when the ground is cleaned, the slit brush 16 is not good in cleaning effect, the slit brush 16 needs to be taken out to avoid abrasion, and the slit brush 16 is connected with the rotating shaft 4 through the quick-mounting structure 20, so that the slit brush 16 can be conveniently mounted and taken down. The handle 2 is also provided with a storage box 48, a storage cavity 49 for placing the slit brush 16 and an upper cover 50 for closing the storage cavity 49 are arranged in the storage box 48, the upper cover 50 is hinged on the storage box 48, and when the slit brush 16 is not needed to be used, the slit brush 16 can be placed in the storage box 48, so that the next use is convenient. The magazine 48 may also be used to hold other debris.

The rotating shaft 4 is provided with a second annular groove 27, the inner cylinder 21 is provided with a second mounting hole 28, a second limiting steel ball 29 is arranged in the second mounting hole 28, the outer cylinder 22 is provided with a second protruding block 30 which is propped against the second limiting steel ball 29, and the second limiting steel ball 29 is clamped in the second annular groove 27 under the action of the second protruding block 30, so that the quick-mounting structure 20 is connected with the rotating shaft 4. When the outer cylinder 22 compresses the fourth spring 23 and moves to the inner cylinder 21, the second protruding block 30 is separated from the second limiting steel ball 29, the second limiting steel ball 29 does not limit the second annular groove 27 any more, and the rotating shaft 4 is separated from the quick-mounting structure 20, so that the quick-mounting structure 20 can be conveniently mounted and taken down.

The casing 1 is still installed in one side of being away from seam brush 16 and is had the leading wheel 31, through setting up leading wheel 31 for with seam brush 16 cooperation keep sweeping the floor machine balanced, can also with sweeping the floor round brush 5 cooperation to lead to sweeping the floor machine, leading wheel 31 includes gyro wheel 32 and connects in the mount pad 33 of gyro wheel 32 lateral wall, casing 1 lateral wall is equipped with mount pad 34, gyro wheel 32 is pegged graft in mount pad 34 and casing 1 fixed connection through mount pad 33, be equipped with draw-in groove 37 on the mount pad 33, be equipped with stopper 35 and second spring 36 in the mount pad 34, be equipped with draw-in groove 37 complex first fixture block 38 on the stopper 35, second spring 36 one end offsets with the mount pad 34 inner wall, the second spring 36 other end offsets with stopper 35, first fixture block 38 is located in draw-in groove 37 in order to be fixed in mount pad 33 in the mount pad 34 under the effect of second spring 36. When the guide wheel 31 needs to be taken down, the limiting block 35 is pressed down, the limiting block 35 compresses the second spring 36 to move, the first clamping block 38 is separated from the clamping groove 37, the limiting block 35 does not limit the mounting seat 33 any more, the guide wheel 31 can be taken down, the guide wheel 31 can be conveniently assembled, and whether the guide wheel 31 is mounted or not can be selected according to actual use requirements. The lateral wall of casing 1 is equipped with the standing room 46 that is located the mount pad 34 top, and stopper 35 upwards extends has draw-in groove 37 complex second fixture block 47, and second fixture block 47 is located the standing room 46, and when mount pad 33 was installed in the standing room 46, second fixture block 47 was located in draw-in groove 37 in order to be fixed in the standing room 46 with mount pad 33 under the effect of second spring 36, when not needing to use leading wheel 31, can take off the leading wheel 31 and install in the standing room 46, can be convenient for use leading wheel 31 next time.

Further, still be equipped with on the casing 1 with sweep floor round brush 5 complex baffle 39, through setting up baffle 39, can prevent sweep floor round brush 5 dust when sweeping the floor and fly upward, the baffle 39 cross-section is the arc, baffle 39 one end downwardly extending has the lateral wall, baffle 39 passes through the lateral wall and rotates with casing 1 to be connected, be equipped with guide slot 40 on the baffle 39, be equipped with on the casing 1 with guide slot 40 complex guide block 41, be equipped with a plurality of spacing holes 45 on the baffle 39 lateral wall, spacing hole 45 is circumference equipartition on baffle 39 lateral wall, be equipped with on the casing 1 with spacing hole 45 complex locating piece, the locating piece is with spacing hole 45 complex elastic lug 42. When the angle of the baffle 39 is adjusted according to the actual use requirement, the baffle 39 is rotated to enable the guide block 41 to move relative to the guide groove 40, so that the baffle 39 is adjusted to a required angle, and then the baffle 39 is fixed by being clamped in the limiting hole 45 through the elastic lug 42. In addition, the positioning block can also be a limiting pin 43, the top end of the limiting pin 43 is a spherical surface, the limiting pin 43 is movably arranged on the shell 1, a third spring 44 is arranged between the limiting pin 43 and the shell 1, one end of the third spring 44 is propped against the shell 1, the other end of the third spring 44 is propped against the limiting pin 43, the top end of the limiting pin 43 is a spherical surface, and the limiting pin 43 is propped against the limiting hole 45 under the action of the third spring 44.

The foregoing description is only of the preferred embodiments of the invention, and all changes and modifications that come within the meaning and range of equivalency of the structures, features and principles of the invention are therefore intended to be embraced therein.

Claims

1. The utility model provides a machine of sweeping floor, including casing (1) and handle (2), be equipped with motor (3), pivot (4) and round brush (5) of sweeping floor in casing (1), round brush (5) of sweeping floor are installed on pivot (4), and the output shaft and the pivot (4) transmission of motor (3) are connected, its characterized in that: the handle (2) is provided with a ring groove (6), a stop block (7) matched with the ring groove (6) is arranged in the shell (1), the handle (2) is matched with the stop block (7) through the ring groove (6) to be rotationally connected with the shell (1), a reversing switch (8) used for controlling the motor (3) to turn is also arranged in the shell (1), one end of the handle (2) is connected with the shell (1), the end part of the handle (2) connected with the shell (1) is provided with reversing blocks (9) matched with the reversing switch (8), the handle (2) is internally provided with a mounting cavity (10), the mounting cavity (10) is internally provided with a sliding block (11) and a first spring (12), one end of the first spring (12) is propped against the inner wall of the mounting cavity (10), the other end of the first spring (12) is propped against the sliding block (11), the shell (1) is provided with a first limiting groove (13) and a second limiting groove (14) matched with the sliding block (11), the first limiting groove (13) and the second limiting groove (14) are symmetrically arranged on two sides of the shell (1) by taking the axis of the shell (1) as a central line, when the motor (3) rotates positively and the sliding block (11) is inserted into the second limit groove (14) under the action of the first spring (12), the reversing block (9) is separated from the reversing switch (8), and the motor (3) rotates reversely;

a power switch (15) for controlling the motor (3) to be started and stopped is further arranged in the handle (2), when the sliding block (11) is inserted into the first limit groove (13) or the second limit groove (14) under the action of the first spring (12), the sliding block (11) is separated from the power switch (15), the power switch (15) controls the motor (3) to be in an on state, and when the sliding block (11) compresses the first spring (12) to be separated from the first limit groove (13) or the second limit groove (14), the sliding block (11) is abutted against a power supply, and the power switch (15) controls the motor (3) to be in an off state;

the shell (1) is also provided with a baffle (39) matched with the sweeping roller brush (5), the baffle (39) is provided with a guide groove (40), the shell (1) is provided with a guide block (41) matched with the guide groove (40), the side wall of the baffle (39) is provided with a plurality of limiting holes (45), and the shell (1) is provided with elastic lugs (42) matched with the limiting holes (45).

2. A sweeper according to claim 1, characterized in that: the rotating shaft (4) is also connected with a slit brush (16).

3. A sweeper according to claim 2, characterized in that: the utility model provides a seam brush (16) includes brush wheel (17) and installation axle (18), installation axle (18) one end and brush wheel (17) fixed connection, the installation axle (18) other end is equipped with first annular groove (19), install fast-assembling structure (20) on pivot (4), pivot (4) are connected with installation axle (18) through fast-assembling structure (20), fast-assembling structure (20) are including inner tube (21) and urceolus (22), be equipped with fourth spring (23) between inner tube (21) and urceolus (22), urceolus (22) one end offsets with inner tube (21), the urceolus (22) other end is connected with inner tube (21) through fourth spring (23), be equipped with first mounting hole (24) on inner tube (21), be equipped with first spacing steel ball (25) in first mounting hole (24), be equipped with first lug (26) with first spacing steel ball (25) offset on urceolus (22), first spacing steel ball (25) are blocked under the effect of first lug (26) and are located in first annular groove (19), thereby make fast-assembling structure (20) and installation axle (18) be connected.

4. A sweeper according to claim 3, characterized in that: be equipped with second annular groove (27) on pivot (4), be equipped with second mounting hole (28) on inner tube (21), be equipped with second spacing steel ball (29) in second mounting hole (28), be equipped with second lug (30) with the counterbalance of second spacing steel ball (29) on urceolus (22), second spacing steel ball (29) are blocked under the effect of second lug (30) and are located in second annular groove (27) to make fast-assembling structure (20) and pivot (4) be connected.

5. A sweeper according to claim 2, characterized in that: one side of the shell (1) far away from the slit brush (16) is also provided with a guide wheel (31), the guide wheel (31) comprises a roller (32) and a mounting seat (33) connected to the side wall of the roller (32), the side wall of the shell (1) is provided with a mounting chamber (34), and the roller (32) is inserted into the mounting chamber (34) through the mounting seat (33) to be fixedly connected with the shell (1).

6. A sweeper according to claim 5, characterized in that: the mounting seat (33) is provided with a clamping groove (37), a limiting block (35) and a second spring (36) are arranged in the mounting chamber (34), the limiting block (35) is downwards extended to form a first clamping block (38) matched with the clamping groove (37), one end of the second spring (36) is propped against the inner wall of the mounting chamber (34), the other end of the second spring (36) is propped against the limiting block (35), and the first clamping block (38) is clamped in the clamping groove (37) under the action of the second spring (36) to fix the mounting seat (33) in the mounting chamber (34).

7. A sweeper according to claim 6, characterized in that: the lateral wall of casing (1) is equipped with and is located placing chamber (46) of installing room (34) top, and stopper (35) upwards extend have draw-in groove (37) complex second fixture block (47), and second fixture block (47) are located placing chamber (46), and when mount pad (33) were installed in placing chamber, second fixture block (47) card was located in draw-in groove (37) under the effect of second spring (36) in order to be fixed in placing chamber (46) with mount pad (33).

8. A sweeper according to claim 1, characterized in that: the shell (1) is provided with a limiting pin (43) and a third spring (44), the top end of the limiting pin (43) is a spherical surface, and the limiting pin (43) is propped against the limiting hole (45) under the action of the third spring (44).