CN219516110U - Sectional type dust absorption mop convenient to dismouting - Google Patents

Abstract

The utility model discloses a sectional type dust collection mop convenient to disassemble and assemble, which comprises a mop head, a dust collection main body and a mop rod, wherein the mop head is hinged with the lower end of the dust collection main body; when the upper body is rotated to the release position, the upper body is movable in the extending direction of the rotation axis to be separated from the lower body; the mop rod is detachably connected to the upper end of the upper main body, and the mop rod is convenient to store, pack and transport due to multi-section disassembly.

Description

Sectional type dust absorption mop convenient to dismouting

Technical Field

The utility model relates to a dust collection mop, in particular to a sectional dust collection mop convenient to disassemble and assemble.

Background

The floor cleaning method in daily life is carried out in two steps, firstly, the dust on the floor is sucked by a dust collector, then the floor is mopped by a mop (namely a wooden floor, a ceramic tile floor, a cement floor and the like), and the floor mopping and the dust collection are identical, which is equivalent to the fact that the same action is repeated twice, and is time-consuming and laborious. The existing dust collection mop can collect dust and drag the floor at the same time.

For example, the vertical multifunctional floor cleaning rod blowing device disclosed in the patent CN203506633U comprises a holding rod device, a host machine, a composite mop device and a cleaning pad, wherein the composite mop device comprises a mop shell, a mop bottom plate, a dust suction nozzle, and the dust suction nozzle at the front end of the mop bottom plate, wherein the rear part of the dust suction nozzle is connected with a dust suction duct, the second connecting pipe is connected with the dust suction duct and a dust collection cup in the host machine, and negative pressure suction is provided by an electric blower in the host machine, so that the dust suction nozzle sucks dust into the integrated cup.

The existing dust collection mop has the problems that: the mop rod and the dust collection main body part are connected into a whole and cannot be detached and stored, and the dust collection mop is generally longer, so that the dust collection mop is inconvenient to pack and transport and inconvenient to store when not used.

Disclosure of Invention

Based on the defects that the mop rod and the dust collection main body part are connected into a whole and cannot be detached and stored, storage, boxing and transportation are inconvenient and the like, the utility model provides the sectional dust collection mop convenient to disassemble and assemble.

The technical scheme adopted for solving the technical problems is as follows: the sectional dust collection mop convenient to disassemble and assemble comprises a mop head, a dust collection main body and a mop rod, wherein the mop head is hinged with the lower end of the dust collection main body, the bottom of the mop head is provided with a dust collection opening used for dust collection, the dust collection opening is communicated with an inlet of the dust collection main body through a hose, the dust collection main body is characterized by comprising an upper main body and a lower main body which are arranged in a split manner, the lower end of the lower main body is hinged with the mop head, the upper end of the lower main body is detachably connected with the upper main body through a clamping structure, the upper main body can rotate around a rotating axis when being connected with the lower main body so as to be switched between a clamping position and a release position,

when the upper main body rotates to the clamping position, the upper main body is fixed relative to the lower main body along the extending direction of the rotating axis;

when the upper body is rotated to the release position, the upper body is movable in the extending direction of the rotation axis to be separated from the lower body;

the mop rod is detachably connected to the upper end of the upper main body.

The further preferable technical scheme of the utility model is as follows: the outer surface of mop pole lower extreme is equipped with the external screw thread, the upper end of going up the main part is equipped with the screw hole, and the lower extreme of mop pole inserts threaded hole and last main part threaded connection.

The further preferable technical scheme of the utility model is as follows: the inside cavity of lower main part and both ends have first opening and second opening respectively to form dust absorption passageway, hose and the first opening intercommunication of main part lower extreme down, the second opening of main part upper end and last main part internal connection down, be equipped with the dust storage chamber in the main part down, the dust storage chamber is located dust absorption passageway, be equipped with motor and power in the last main part, be connected with the impeller on the motor shaft of motor, provide negative pressure suction for dust absorption passageway when motor drive impeller is rotatory, be equipped with the air outlet with inside intercommunication on the last main part.

The further preferable technical scheme of the utility model is as follows: the mop is characterized in that a first sleeve is connected to the first opening of the lower main body, a second sleeve is fixed to the mop head, one end pipe orifice of the second sleeve is in butt joint with the dust collection opening, the other end of the second sleeve is hinged to the lower end of the first sleeve, one end of the hose is inserted into the first sleeve to be communicated with the first opening of the lower main body, and the other end of the hose is inserted into the second sleeve to be communicated with the dust collection opening.

The further preferable technical scheme of the utility model is as follows: the first sleeve is in pluggable connection with the first opening of the lower main body and is limited by relative rotation.

The further preferable technical scheme of the utility model is as follows: the two sides of the lower end of the first sleeve are provided with first lugs which extend out, the two sides of one end of the second sleeve are provided with second lugs which extend out and are connected with the first lugs, the first lugs are provided with first connecting holes, the second lugs are provided with second connecting holes which are opposite to the first connecting holes, the first connecting holes and the second connecting holes are internally provided with hinge shafts in a clamping manner, the hinge shafts comprise heads and two arc-shaped edges which are symmetrically arranged at one end of the heads, the size of the heads is larger than the diameters of the first connecting holes and the second connecting holes, the two arc-shaped edges are enclosed to form shaft bodies to be inserted into the first connecting holes and the second connecting holes, limiting parts are arranged at the outer edges of the end parts of the two arc-shaped edges to limit the hinge shafts to be separated from the first connecting holes and the second connecting holes, the spacing is reserved between the two arc-shaped edges, and the limiting parts and the arc-shaped edges can be elastically deformed towards the middle to enable the limiting parts and the arc-shaped edges to enter the first connecting holes and the second connecting holes.

The further preferable technical scheme of the utility model is as follows: the dust collection device is characterized in that a filtering component is arranged in the dust collection channel, the dust storage cavity is positioned between the inlet of the dust collection channel and the filtering component, the dust storage cavity is provided with a cavity opening, the cavity opening is communicated with the inlet of the dust collection channel, the cavity opening is connected with a cover plate, when the motor works, the cover plate elastically deforms under the impact of air flow and exposes out of the cavity opening, and when the motor does not work, the cover plate closes to block the cavity opening.

The further preferable technical scheme of the utility model is as follows: the lower main part includes protecgulum and backshell, and one side of protecgulum is articulated with the backshell, and the opposite side and the backshell buckle of protecgulum are connected, and the protecgulum encloses with the backshell and closes and form the dust storage chamber, the protecgulum can be opened around the articulated shaft upset the dust storage chamber.

The further preferable technical scheme of the utility model is as follows: the clamping structure comprises a clamping groove arranged on the inner wall of the lower main body or the upper main body and a clamping block arranged on the outer wall of the upper main body or the lower main body, wherein the clamping groove comprises a first groove section extending along the rotation axis and a second groove section extending along the rotation direction of the upper main body, the first end of the first groove section is open, and the second end of the first groove section is communicated with the second groove section;

the clamping block can be inserted into the first groove section through the first end of the first groove section, and can enter the second groove section through the second end of the first groove section and move to the clamping position along the second groove section.

The further preferable technical scheme of the utility model is as follows: the upper main body and the lower main body are both cylindrical, the outer diameter of the upper main body is equal to the outer diameter of the lower main body, the lower end of the upper main body is convexly provided with a plug-in part which is in plug-in fit with the lower main body, the plug-in part is coaxial with the upper main body, the diameter of the plug-in part is smaller than the outer diameter of the upper main body, the center of the plug-in part is provided with a third opening which is in butt joint communication with the second opening of the lower main body, the clamping block is arranged on the peripheral outer wall of the plug-in part, the clamping groove is formed in the inner wall of the lower main body, a groove is formed in the clamping block, a protruding portion clamped with the groove is arranged in the second groove section, when the inserting portion is inserted into the lower main body and rotates to the clamping position, the protruding portion is clamped into the groove to limit the upper main body and the lower main body to relatively rotate around the rotation axis, and the side wall of the lower main body is elastic.

Compared with the prior art, the dust collection device has the advantages that the dust collection main body comprises the upper main body and the lower main body which are detachably connected together, the mop head is hinged to the lower end of the lower main body, the mop rod is detachably connected to the upper end of the upper main body, when the dust collection device needs to be packaged, transported or stored, the upper main body and the lower main body can be detached and separated, the mop rod is detached from the upper main body, the dust collection mop is divided into multiple sections, and the dust collection mop is convenient to be packaged, transported or stored.

Drawings

The utility model will be described in further detail below in connection with the drawings and the preferred embodiments, but it will be appreciated by those skilled in the art that these drawings are drawn for the purpose of illustrating the preferred embodiments only and thus should not be taken as limiting the scope of the utility model. Moreover, unless specifically indicated otherwise, the drawings are merely schematic representations, not necessarily to scale, of the compositions or constructions of the described objects and may include exaggerated representations.

FIG. 1 is a schematic view of the overall structure of a dust collection mop;

FIG. 2 is a sectional exploded view of the dust collection mop;

FIG. 3 is a split view of the upper and lower bodies;

FIG. 4 is a partial cutaway view of a dust collection mop;

FIG. 5 is an enlarged view of a portion of FIG. 4 at A;

FIG. 6 is a split view of a first lug and a second lug;

FIG. 7 is a schematic view of the structure of the hinge shaft;

FIG. 8 is a disassembled view of the mop head;

fig. 9 is a flip open state diagram of the front cover.

Fig. 10 is a disassembled view of another embodiment of the mop.

In the figure: 1. a mop rod; 2. a dust collection main body; 3. a mop head; 4. a threaded hole; 5. an upper body; 6. an air outlet; 7. a plug-in part; 8. a clamping block; 9. a groove; 10. a lower body; 11. a second opening; 12. a first trough section; 13. a convex portion; 14. a second trough section; 15. a power supply; 16. a motor; 17. an impeller; 18. a third opening; 19. an axis of rotation; 20. a filter assembly; 21. a rear case; 22. a dust storage cavity; 23. a front cover; 24. a cover plate; 25. a cavity opening; 26. a first opening; 27. a first sleeve; 28. a second sleeve; 29. a hinge shaft; 30. an annular flange; 31. an annular clamping groove; 32. a housing; 33. a first connection hole; 34. a first lug; 35. a second lug; 36. a second connection hole; 37. a head; 38. an arc edge; 39. a limit part; 40. an upper half shell; 41. a lower half shell; 42. a dust collection port.

Detailed Description

Preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings. Those skilled in the art will appreciate that these descriptions are merely illustrative, exemplary, and should not be construed as limiting the scope of the utility model.

It should be noted that: like reference numerals denote like items in the following figures, and thus once an item is defined in one figure, it may not be further defined and explained in the following figures.

The sectional type dust absorption mop convenient to disassemble and assemble is shown in fig. 1-9, and comprises a mop head 3, a dust absorption main body 2 and a mop rod 1, wherein the mop head 3 is hinged with the lower end of the dust absorption main body 2, a dust absorption port 42 for absorbing dust is arranged at the bottom of the mop head 3, the dust absorption port 42 is communicated with an inlet of the dust absorption main body 2 through a hose, and the mop rod 1 is connected with the upper end of the dust absorption main body 2.

As shown in fig. 3, the dust collection main body 2 includes an upper main body 5 and a lower main body 10 which are disposed in a vertically split manner, the lower end of the lower main body 10 is hinged with the mop head 3, the upper end of the lower main body 10 is detachably connected with the upper main body 5 through a clamping structure, and the upper main body 5 can rotate around a rotation axis 19 when being connected with the lower main body 10 so as to switch between a clamping position and a release position.

When the upper body 5 is rotated to the clamping position, the upper body 5 is fixed relative to the lower body 10 along the extending direction of the rotation axis 19; when the upper body 5 is rotated to the release position, the upper body 5 can be moved in the extending direction of the rotation axis 19 to be separated from the lower body 10.

Specifically, the lower main part 10 is inside cavity and upper and lower both ends have first opening 26 and second opening 11 respectively to form the dust absorption passageway, the hose communicates with the first opening 26 of lower main part 10 lower extreme, the second opening 11 of lower main part 10 upper end communicates with last main part 5 in, be equipped with dust storage chamber 22 in the lower main part 10, dust storage chamber 22 is located the dust absorption passageway, be equipped with motor 16 and power 15 in the last main part 5, be connected with impeller 17 on motor shaft of motor 16, provide negative pressure suction for the dust absorption passageway when motor 16 drives impeller 17 rotatory, be equipped with on the last main part 5 with the air outlet 6 of inside intercommunication.

As shown in fig. 4, the dust collection channel is provided with a filter assembly 20, the dust storage cavity 22 is located between the inlet of the dust collection channel and the filter assembly 20, the first opening 26 is used as the inlet of the dust collection channel, the dust storage cavity 22 is provided with a cavity opening 25, the cavity opening 25 is communicated with the inlet of the dust collection channel, and the cavity opening 25 is connected with a cover plate 24. The filter assembly 20 may be an existing filter screen.

As shown in fig. 5, preferably, the cover plate 24 includes a connecting portion and a plate body, the connecting portion is connected with the edge of the cavity opening 25, the plate body seals the cavity opening 25, and the cover plate 24 is made of an elastic material.

When the motor 16 works, the dust collection channel generates negative pressure suction force, so that external air is sucked into the dust collection channel from the hose, the cover plate 24 elastically deforms to expose the cavity opening 25 under the impact of air flow, so that the air enters the upper main body 5 after passing through the dust storage cavity 22 and the filter assembly 20 and is discharged from the air outlet 6 on the upper main body 5, and the sucked dust is filtered by the filter assembly 20 and remains in the dust storage cavity 22; when the motor 16 is shut down, the cover plate 24 is elastically reset to reseal the cavity opening 25, isolating dust from the dust storage cavity 22, and preventing collected dust from falling out through the inlet of the dust collection channel.

As shown in fig. 3, the above-mentioned fastening structure includes a fastening groove provided on an inner wall of the lower body 10 or the upper body 5, and a fastening block 8 provided on an outer wall of the upper body 5 or the lower body 10, the fastening groove includes a first groove section 12 extending along a rotation axis 19 and a second groove section 14 extending along a rotation direction of the upper body 5, a first end of the first groove section 12 is open, and a second end of the first groove section 12 is communicated with the second groove section 14.

Specifically, the upper main body 5 and the lower main body 10 are both cylindrical, the outer diameter of the upper main body 5 is equal to the outer diameter of the lower main body 10, the lower end of the upper main body 5 is convexly provided with a plugging part 7 which is in plugging fit with the lower main body 10, the plugging part 7 is coaxial with the upper main body 5, the outer diameter of the upper main body 5 is smaller than that of the plugging part 7, the center of the plugging part 7 is provided with a third opening 18 which is in butt joint communication with a second opening 11 of the lower main body 10, the clamping block 8 is arranged on the circumferential outer wall of the plugging part 7, the clamping groove is arranged on the inner wall of the lower main body 10, the first groove section 12 extends and penetrates through the upper end edge of the lower main body 10, and an open first end is formed for the clamping block 8 to enter the first groove section 12.

When the upper body 5 and the lower body 10 need to be connected together, the plugging portion 7 is inserted into the second opening 11 at the upper end of the lower body 10, so that the clamping block 8 on the outer wall of the plugging portion 7 is inserted into the first groove section 12 through the first end of the first groove section 12, at this time, the upper body 5 is in the release position, the upper body 5 is rotated relative to the lower body 10 around the rotation axis 19, so that the upper body 5 is rotated to the clamping position, during this process, the clamping block 8 on the outer wall of the plugging portion 7 enters the second groove section 14 through the second end of the first groove section 12 and moves to the clamping position along the second groove section 14, and the two side walls of the second groove section 14 limit the movement of the clamping block 8 along the extending direction of the rotation axis 19, so that the upper body 5 is fixed relative to the lower body 10 along the extending direction of the rotation axis 19. Preferably, the width of the snap-in block 8 is equal to the width of the second groove section 14.

When it is desired to detach the upper body 5 from the lower body 10, the upper body 5 is rotated about the rotation axis 19 relative to the lower body 10, so that the upper body 5 is rotated from the locking position to the release position, in which process the locking block 8 is moved along the second groove section 14 and into the first groove section 12 from the second end of the first groove section 12, at which time the upper body 5 can be moved in the direction of extension of the rotation axis 19 to be separated from the lower body 10, and the upper body 5 is separated from the lower body 10 by pulling out the insertion part 7 upwards.

The upper main body 5 and the lower main body 10 are both cylindrical, and the outer diameter of the upper main body 5 is equal to that of the lower main body 10, so that when the plug-in part 7 on the upper main body 5 is inserted into the second opening 11 of the lower main body 10 to be connected with the lower main body 10, the outer side of the dust collection main body 2 realizes smooth transition, and the whole appearance is more attractive.

And when the upper body 5 is connected to the lower body 10, the axis of the upper body 5 and the axis of the lower body 10 coincide with the rotation axis 19.

Preferably, the annular array on the circumferential outer wall of the plugging part 7 is provided with two clamping blocks 8, and the annular array on the inner wall of the lower main body 10 is provided with two clamping grooves which are matched with the clamping blocks 8 in a one-to-one correspondence manner.

In addition, the clamping block 8 is provided with a groove 9, the second groove section 14 is internally provided with a convex part 13 matched with the groove 9 in a clamping manner, when the plugging part 7 is inserted into the main body and rotates to the clamping position, the convex part 13 extrudes the clamping block 8 to enable the side wall of the lower main body 10 to elastically deform, so that the convex part 13 enters into the groove 9 to limit the relative rotation of the upper main body 5 and the lower main body 10 around the rotation axis 19, the side wall of the lower main body 10 has elasticity, and the convex part 13 is moved into or out of the groove 9 through the elastic deformation of the side wall of the lower main body 10.

The convex part 13 is clamped into the groove 9 to limit the relative rotation of the upper main body 5 and the lower main body 10, so that the upper main body 5 can not rotate from a clamping position to a releasing position relative to the lower main body 10 around the rotation axis 19 when in use, and the upper main body 5 and the lower main body 10 are connected more firmly.

As shown in fig. 2, the mop rod 1 is detachably coupled to the upper end of the upper body 5.

The upper main body 5 and the lower main body 10 can be detached and separated, and the mop rod 1 is detached from the upper main body 5, so that the dust collection mop is divided into a plurality of sections, and the dust collection mop is convenient to store and transport in a boxing manner or store.

The mop rod 1 can be tightly inserted into the upper end of the upper main body 5, preferably, for example, the outer surface of the lower end of the mop rod 1 is provided with external threads, the upper end of the upper main body 5 is provided with a threaded hole 4, and the lower end of the mop rod 1 is inserted into the threaded hole 4 to be in threaded connection with the upper main body 5, so that the mop rod 1 and the upper main body 5 can be disassembled, and the upper main body 5 and the lower main body 10 can be disassembled conveniently by a user without tools.

As shown in fig. 9, the lower main body 10 includes a front cover 23 and a rear case 21, one side of the front cover 23 is hinged to the rear case 21, the other side of the front cover 23 is connected to the rear case 21 in a snap-fit manner, the front cover 23 and the rear case 21 enclose to form the dust storage chamber 22, the front cover 23 can be turned around the hinge shaft 29 to open the dust storage chamber 22, and a user can pour out dust in the dust storage chamber 22 by turning the front cover 23 open.

The filter assembly 20 is installed in the rear shell 21, and a cavity opening 25 of the dust storage cavity 22 is arranged in the front cover 23.

Alternatively, the lower body 10 may be integrally formed without the front cover 23, and the user may remove the filter assembly 20 and then pour out dust from the second opening 11.

In addition, as shown in fig. 6, a first sleeve 27 is connected to the first opening 26 of the lower body 10, a second sleeve 28 is fixed to the mop head 3, one end pipe orifice of the second sleeve 28 is in butt joint with the dust collection opening 42, the other end of the second sleeve 28 is hinged with the lower end of the first sleeve 27, one end of a hose is inserted into the first sleeve 27 to be communicated with the first opening 26 of the lower body 10, and the other end of the hose is inserted into the second sleeve 28 to be communicated with the dust collection opening 42. The lower end nozzle of the first sleeve 27 serves as an inlet of the dust collection body 2.

Specifically, the two sides of the lower end of the first sleeve 27 are provided with first lugs 34 extending out, the two sides of one end of the second sleeve 28 are provided with second lugs 35 extending out and connected with the first lugs 34, the two first lugs 34 are clamped on the two sides of the two second lugs 35, the first lugs 34 are provided with first connecting holes 33, the second lugs 35 are provided with second connecting holes 36 opposite to the first connecting holes 33 on the first lugs 34 on the same side, the first connecting holes 33 and the second connecting holes 36 on the same side are internally clamped with hinge shafts 29, and the hinge shafts 29 enable the first sleeve 27 and the second sleeve 28 to be hinged together.

As shown in fig. 7, the hinge shaft 29 includes a head 37, and two arcuate edges 38 symmetrically disposed on one end of the head 37, the size of the head 37 is larger than the diameter of the first connecting hole 33 and the diameter of the second connecting hole 36, the arcuate edges 38 are enclosed to form a shaft body to be inserted into the first connecting hole 33 and the second connecting hole 36, the outer edges of the end portions of the arcuate edges 38 are each provided with a limiting portion 39 in a protruding manner, the limiting portions 39 abut against the side wall of the second lug 35 located at the inner side to limit the hinge shaft 29 from being separated from the first connecting hole 33 and the second connecting hole 36, the limiting portions 39 and the head 37 are clamped at both sides of the first lug 34 and the second lug 35, the arcuate edges 38 enclose a circular tubular structure for being used as a shaft body, a space for the arcuate edges 38 to elastically deform toward the middle is provided between the arcuate edges 38, the arcuate edges 38 are pressed toward the middle to elastically deform to shorten the space between the outer edges of the limiting portions 39, so that the limiting portions 39 and the arcuate edges 38 can enter the first connecting hole 33 and the second connecting hole 36, thereby enabling the hinge shaft 29 to be pulled out of the first connecting hole 33 and the second connecting hole 36, and the lower body 10 to be separated from the lower body 3. More convenient for accommodating the dust collection mop.

In addition, as shown in fig. 10, the first sleeve 27 is removably inserted into the first opening 26 of the lower body 10, and is relatively limited in rotation, so that the mop head 3 can be easily removed. The first sleeve 27 is engaged with the first opening 26 of the lower body 10 by the ribs and the grooves to restrict relative rotation.

In addition, as shown in fig. 8, the mop head 3 includes a housing 32, the housing 32 includes an upper half shell 40 and a lower half shell 41, and the second sleeve 28 is sandwiched between the upper half shell 40 and the lower half shell 41 and is fixed relative to the housing 32, and the second sleeve 28 partially exposes the housing 32 and is connected to the first sleeve 27.

As shown in fig. 5, preferably, the second sleeve 28 is provided with an annular convex edge 30, an annular clamping groove 31 is formed in the shell 32, the annular convex edge 30 is clamped in the annular clamping groove 31 to limit the relative movement between the second sleeve 28 and the shell 32, and the convex edge between the second sleeve 28 and the shell 32 is matched with the groove to limit the relative rotation between the second sleeve 28 and the shell 32, so that the second sleeve 28 and the shell 32 are relatively fixed.

This structure allows the second sleeve 28 to be detached from the housing 32, and the upper half shell 40 and the lower half shell 41 are fixedly connected by screws.

The upper body 5 includes a left half shell and a right half shell, which are fixed by screws.

The sectional dust collecting mop convenient to disassemble and assemble provided by the utility model is described, and specific examples are applied to explain the principle and the implementation mode of the utility model, and the description of the examples is only used for helping to understand the utility model and the core idea. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.

Claims (10)

1. The sectional dust collection mop convenient to disassemble and assemble comprises a mop head, a dust collection main body and a mop rod, wherein the mop head is hinged with the lower end of the dust collection main body, the bottom of the mop head is provided with a dust collection opening used for dust collection, the dust collection opening is communicated with an inlet of the dust collection main body through a hose, the dust collection main body is characterized by comprising an upper main body and a lower main body which are arranged in a split manner, the lower end of the lower main body is hinged with the mop head, the upper end of the lower main body is detachably connected with the upper main body through a clamping structure, the upper main body can rotate around a rotating axis when being connected with the lower main body so as to be switched between a clamping position and a release position,

when the upper main body rotates to the clamping position, the upper main body is fixed relative to the lower main body along the extending direction of the rotating axis;

when the upper body is rotated to the release position, the upper body is movable in the extending direction of the rotation axis to be separated from the lower body;

the mop rod is detachably connected to the upper end of the upper main body.

2. The segmented dust collection mop convenient to disassemble and assemble according to claim 1, wherein the outer surface of the lower end of the mop rod is provided with external threads, the upper end of the upper main body is provided with a threaded hole, and the lower end of the mop rod is inserted into the threaded hole to be in threaded connection with the upper main body.

3. The segmented dust collecting mop convenient to disassemble and assemble according to claim 1, wherein the lower main body is hollow, a first opening and a second opening are respectively formed in two ends of the lower main body to form a dust collecting channel, a hose is communicated with the first opening in the lower end of the lower main body, the second opening in the upper end of the lower main body is communicated with the inner part of the upper main body, a dust storage cavity is arranged in the lower main body and is positioned on the dust collecting channel, a motor and a power supply are arranged in the upper main body, an impeller is connected to a motor shaft of the motor, negative pressure suction is provided for the dust collecting channel when the motor drives the impeller to rotate, and an air outlet communicated with the inner part is formed in the upper main body.

4. The segmented dust collection mop convenient to disassemble and assemble according to claim 3, wherein the first opening of the lower main body is connected with a first sleeve, the mop head is fixedly provided with a second sleeve, one end pipe orifice of the second sleeve is in butt joint with the dust collection opening, the other end of the second sleeve is hinged with the lower end of the first sleeve, one end of the hose is inserted into the first sleeve to be communicated with the first opening of the lower main body, and the other end of the hose is inserted into the second sleeve to be communicated with the dust collection opening.

5. The segmented dust collection mop of claim 4, wherein the first sleeve is removably insertable into the first opening of the lower body and is rotationally constrained relative thereto.

6. The sectional dust collecting mop convenient to assemble and disassemble according to claim 4, wherein the two sides of the lower end of the first sleeve are provided with first lugs which extend out, the two sides of one end of the second sleeve are provided with second lugs which extend out and are connected with the first lugs, the first lugs are provided with first connecting holes, the second lugs are provided with second connecting holes which are opposite to the first connecting hole holes, the first connecting holes and the second connecting holes are internally clamped with hinge shafts, the hinge shafts comprise heads and two arc-shaped edges symmetrically arranged on one end of the heads, the size of the heads is larger than the diameters of the first connecting holes and the second connecting holes, the two arc-shaped edges are enclosed to form a shaft body to be inserted into the first connecting holes and the second connecting holes, the outer edges of the end parts of the two arc-shaped edges are respectively provided with a limiting part so as to limit the hinge shafts to be separated from the first connecting holes and the second connecting holes, the two arc-shaped edges are provided with a space, and the two arc-shaped edges can be elastically deformed towards the middle so as to enable the limiting parts and the second arc-shaped edges to enter the first connecting holes and the second connecting holes.

7. The segmented dust collection mop convenient to disassemble and assemble according to claim 3, wherein a filter assembly is arranged in the dust collection channel, the dust storage cavity is positioned between the inlet of the dust collection channel and the filter assembly, the dust storage cavity is provided with a cavity opening, the cavity opening is communicated with the inlet of the dust collection channel, the cavity opening is connected with a cover plate, when the motor works, the cover plate elastically deforms under the impact of air flow and exposes out of the cavity opening, and when the motor does not work, the cover plate is closed to block the cavity opening.

8. The segmented dust collection mop convenient to disassemble and assemble according to claim 3 or 7, wherein the lower main body comprises a front cover and a rear shell, one side of the front cover is hinged with the rear shell, the other side of the front cover is in buckling connection with the rear shell, the front cover and the rear shell enclose to form a dust storage cavity, and the front cover can be turned around a hinge shaft to open the dust storage cavity.

9. The segmented dust collection mop with easy disassembly and assembly according to claim 3, wherein the clamping structure comprises a clamping groove arranged on the inner wall of the lower main body or the upper main body and a clamping block arranged on the outer wall of the upper main body or the lower main body, the clamping groove comprises a first groove section extending along the rotation axis and a second groove section extending along the rotation direction of the upper main body, the first end of the first groove section is open, and the second end of the first groove section is communicated with the second groove section;

the clamping block can be inserted into the first groove section through the first end of the first groove section, and can enter the second groove section through the second end of the first groove section and move to the clamping position along the second groove section.

10. The segmented dust collecting mop convenient to disassemble and assemble according to claim 9, wherein the upper main body and the lower main body are cylindrical, the outer diameter of the upper main body is equal to the outer diameter of the lower main body, an inserting portion which is in inserting fit with the lower main body is convexly arranged at the lower end of the upper main body, the inserting portion is coaxial with the upper main body, the diameter of the inserting portion is smaller than that of the outer diameter of the upper main body, a third opening is arranged at the center of the inserting portion and is in abutting connection with a second opening of the lower main body, the clamping block is arranged on the peripheral outer wall of the inserting portion, the clamping groove is arranged on the inner wall of the lower main body, a groove is formed in the clamping block, a convex portion which is clamped with the groove is arranged in the second groove section, when the inserting portion is inserted into the lower main body and rotates to a clamping position, the upper main body and the lower main body are limited to rotate relatively around a rotation axis in the groove, and the side wall of the lower main body has elasticity.