CN212140339U

CN212140339U - Floor cleaning machine

Info

Publication number: CN212140339U
Application number: CN202020203080.1U
Authority: CN
Inventors: 不公告发明人
Original assignee: Huizhou Topband Electronic Technology Co Ltd
Current assignee: Huizhou Topband Electronic Technology Co Ltd
Priority date: 2020-02-24
Filing date: 2020-02-24
Publication date: 2020-12-15
Anticipated expiration: 2030-02-24

Abstract

The utility model is suitable for belonging to the technical field of cleaning equipment, and provides a floor washing machine, which comprises a brush disc, a water tank and a motor for providing power for the brush disc, and the floor washing machine also comprises a radiating fin arranged on the motor; and a heat conductor wound around the outside of the heat sink and extending to the outside of the water tank. The heat that the motor produced can conduct to the fin, and heat transfer body can accelerate the heat dissipation on the fin, and simultaneously, heat transfer body extends to the water tank outside, and the water tank that is equipped with the clear water can cool down heat transfer body to further strengthen heat transfer body's radiating effect.

Description

Floor cleaning machine

Technical Field

The utility model belongs to the technical field of cleaning device, especially, relate to a floor cleaning machine

Background

The floor washing machine is a cleaning machine which is used for cleaning the ground, simultaneously sucking and drying sewage and taking the sewage away from the site, has the advantages of environmental protection, energy conservation, high efficiency and the like, and can replace manpower for cleaning by the machine. Along with the improvement of the living standard of people, the floor cleaning machine is more and more popular with consumers. The scrubber generally comprises a brush disc, a water tank and a motor for driving the brush disc to rotate, wherein the brush disc is communicated with the water tank, and a plurality of water outlets are formed in the brush disc. During specific operation, clean water is injected into a water injection port of the water tank, the clean water in the water tank flows out from a water outlet of the brush disc, and simultaneously, the brush disc starts to rotate to clean the ground under the driving of the motor.

In the process of cleaning the ground by the floor cleaning machine, the motor always keeps working, the heating value is large, and parts such as the motor of the floor cleaning machine are accelerated to age and damage due to heating, so that the floor cleaning machine breaks down or is damaged, and the user experience is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a floor cleaning machine aims at solving current floor cleaning machine and makes floor cleaning machine trouble or the problem of damage because of the motor generates heat.

The utility model discloses a realize like this, provide a floor cleaning machine, reach including brush dish, water tank and do the brush dish provides the motor of power, floor cleaning machine still includes:

a heat sink disposed on the motor; and

and the heat conductor is wound on the outer side of the radiating fin and then extends to the outer side of the water tank.

Further, the heat sink wraps around a housing of the electric machine.

Furthermore, the outer side of the radiating fin is provided with a plurality of convex ribs.

Further, the rib extends in the axial direction of the motor output shaft.

Furthermore, the heat conductor is bent back and forth and wound on the side surface of the convex rib.

Furthermore, the heat conductor is attached to the side surface of the convex rib.

Further, the heat conductor is spirally wound on the heat sink in the axial direction of the motor output shaft.

Further, the heat conductor is wound outside the water tank.

Furthermore, the heat conductor is attached to the outer side of the water tank.

Furthermore, the heat transfer body is an annular pipe which is made of heat conduction materials and is connected end to end, and cooling liquid is arranged in the heat transfer body.

Above-mentioned floor scrubber, because be provided with the fin on the motor, the fin outside winding has the heat transfer body, and the heat that the motor produced can conduct to the fin, and the heat transfer body can accelerate the heat dissipation on the fin. Meanwhile, the heat conductor extends to the outer side of the water tank, and the water tank filled with clear water can cool the heat conductor so as to further enhance the heat dissipation effect of the heat conductor.

Drawings

FIG. 1 is a schematic view of a portion of the structure of a scrubber provided by the present invention;

FIG. 2 is a schematic view of the structure of FIG. 1 taken along direction F;

FIG. 3 is a bottom view of the structure of FIG. 2;

fig. 4 is a right side view of the structure of fig. 2.

The reference numbers in the specification are as follows:

10. a motor; 20. a heat sink; 21. a rib is protruded; 22. a body portion; 30. a heat conductor.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The utility model discloses a floor washing machine, because be provided with the fin on the motor, the winding of the fin outside has heat transfer body, and the heat that the motor produced can conduct to the fin, and heat transfer body can give off with higher speed the heat on the fin. Meanwhile, the heat conductor extends to the outer side of the water tank, and the water tank filled with clear water can cool the heat conductor so as to further enhance the heat dissipation effect of the heat conductor.

Example one

The utility model provides a floor cleaning machine, including brush dish, water tank and for brush dish provides the motor 10 of power, brush dish and water tank intercommunication, and be provided with a plurality of delivery ports on the brush dish. During specific operation, clean water is injected into a water injection port of the water tank, the clean water in the water tank flows out from a water outlet of the brush disc, and simultaneously, the brush disc starts to rotate to clean the ground under the driving of the motor 10.

As shown in fig. 1, the floor washing machine according to the first embodiment of the present invention further includes a heat sink 20 and a heat conductor 30, the heat sink 20 is disposed on the motor 10, and the heat conductor 30 is wound around the heat sink 20 and then extends to the outside of the water tank. For ease of viewing, only the motor 10, heat sink 20 and heat conductor 30 are shown.

Since the motor 10 is provided with the heat sink 20 and the heat conductor 30 is wound outside the heat sink 20, heat generated by the motor 10 can be conducted to the heat sink 20, and the heat conductor 30 can accelerate heat dissipation from the heat sink 20. Meanwhile, the heat transfer body 30 extends to the outside of the water tank, and the water tank filled with water can cool the heat transfer body 30, so that the heat dissipation effect of the heat transfer body 30 is further enhanced.

In the present embodiment, the heat sink 20 is wrapped around the housing of the motor 10 to increase the contact area between the heat sink 20 and the motor 10, thereby facilitating heat conduction to the heat sink 20. It will be appreciated that the heat sink 20 has a higher thermal conductivity than the housing of the motor 10, and is more effective in transferring heat generated by the motor 10 to the heat conductor 30 and the air. The heat sink 20 may be made of copper, aluminum, or other material with good thermal conductivity.

In order to enhance the heat dissipation performance of the heat sink 20, referring to fig. 3, a plurality of ribs 21 are further disposed outside the heat sink 20, specifically, the heat sink 20 includes a body 22 wrapping the motor 10 and the ribs 21 disposed on the surface of the body 22 to increase the surface area of the heat sink 20, and the ribs 21 can enhance the strength of the heat sink 20.

In the present embodiment, the rib 21 extends along the axial direction of the output shaft of the motor 10, that is, the heat sink 20 has a plurality of ribs 21, the plurality of ribs 21 are disposed around the motor 10 at intervals, and the length direction of the ribs 21 is consistent with the axial direction of the output shaft of the motor 10. It will be appreciated that the ribs 21 extend axially along the output shaft of the motor 10 to facilitate the formation of the heat sink 20, so that the heat sink 20 can be formed by a die to reduce the manufacturing cost of the heat sink 20. In other embodiments, the ribs 21 may be annular structures surrounding the motor 10 and spaced axially along the output shaft of the motor 10. Alternatively, in other embodiments, the heat sink 20 may have a structure with a dot-shaped protrusion on the surface.

Referring to fig. 2 and 4, the heat conductor 30 is bent back and forth and wound around the side of the rib 21, and the corner of the heat conductor 30 is the end surface of the rib 21, so as to increase the contact area between the heat conductor 30 and the heat sink 20, and position the heat conductor 30 to prevent the heat conductor 30 from moving along the axial direction of the output shaft of the motor 10.

Further, the thermal conductor 30 is attached to the side surface of the rib 21, and the thermal conductor 30 and the heat sink 20 can be brought into direct contact with each other, thereby enhancing the heat transfer effect between the heat sink 20 and the thermal conductor 30. In this embodiment, the surface of the heat conductor 30 is attached to the surfaces of the ribs 21 on both sides of the heat conductor 30, and the size of the heat conductor 30 is matched with the size of the gap between adjacent ribs 21, so that on one hand, both sides of the heat conductor 30 can be in direct contact with the ribs 21, and the contact area between the heat conductor 30 and the ribs 21 is increased as much as possible, and on the other hand, the heat conductor 30 is clamped between the adjacent ribs 21, and the heat conductor 30 can be prevented from rotating around the motor 10 under the action of external force. In other embodiments, the thermal conductor 30 may be attached to only one of the ribs 21, or the thermal conductor 30 may be in contact with only the main body 22 with a gap between the thermal conductor 30 and both of the ribs 21.

In this embodiment, the heat transfer body 30 is an end-to-end annular tube made of a heat conductive material, and the cooling liquid is provided in the heat transfer body 30, so that the cooling liquid can further improve the heat dissipation effect of the heat transfer body 30. Furthermore, the cooling liquid may also be selected from materials that can undergo a phase change, such as alcohol, to enhance the heat dissipation effect of the heat conductor 30 through the phase change. In other embodiments, the thermal conductor 30 may be a solid structure or a hollow tube that is not filled with a cooling fluid.

It should be noted that the thermal conductor 30 in this embodiment is in an end-to-end structure, and the structure is relatively simple. In other embodiments, the heat transfer body 30 may be a structure with both ends open, and the cooling fluid continuously enters from one end and flows out from the other end, and continuously circulates in the heat transfer body 30.

Example two

The second floor washing machine of the present embodiment is different from the first floor washing machine of the present embodiment in that the heat conductor 30 of the present embodiment is spirally wound around the heat sink 20 in the axial direction of the output shaft of the motor 10 to increase the contact area between the heat conductor 30 and the heat sink 20. In order to position the thermal conductor 30, a spirally extending groove may be further provided on the surface of the heat sink 20 at a position corresponding to the thermal conductor 30, and the thermal conductor 30 is located in the groove, so that the wobbling range of the thermal conductor 30 can be reduced.

EXAMPLE III

On the basis of the first embodiment and the second embodiment, the heat conductor 30 of the floor cleaning machine of the third embodiment is wound outside the water tank to increase the contact area between the heat conductor 30 and the water tank, enhance the heat dissipation effect of the heat conductor 30, protect the water tank, and the winding direction can be selected to be spiral winding. In other embodiments, the heat conductor 30 can also be entirely attached to one side of the tank.

Further, the heat conductor 30 is attached to the outside of the tank, and the heat conductor 30 is in direct contact with the tank, so that the heat radiation effect of the heat conductor 30 can be enhanced. In other embodiments, a gap may be provided between the heat transfer body 30 and the water tank, and the heat transfer body 30 and the water tank exchange heat with air.

Above-mentioned floor scrubber, because be provided with the fin on the motor, the fin outside winding has the heat transfer body, and the heat that the motor produced can conduct to the fin, and the heat transfer body can accelerate the heat dissipation on the fin. Meanwhile, the heat conductor extends to the outer side of the water tank, and the water tank filled with clear water can cool the heat conductor so as to further enhance the heat dissipation effect of the heat conductor. Furthermore, the radiating fins are wrapped around the shell of the motor and provided with convex ribs, so that the radiating effect of the radiating fins can be enhanced. Furthermore, the thermal conductor is wound around the heat sink, so that the contact area between the thermal conductor and the heat sink can be increased. And moreover, the heat transfer body is wound on the water tank, so that the heat exchange effect of the heat transfer body and the water tank can be enhanced, and the heat dissipation effect of the motor is further enhanced. Finally, the heat conductor adopts an end-to-end structure, the structure is simple, the cooling liquid is arranged in the heat conductor, and the cooling liquid can further improve the heat dissipation effect of the heat conductor.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a floor washing machine, includes brush dish, water tank and does the brush dish provides the motor of power, its characterized in that, floor washing machine still includes:

a heat sink disposed on the motor; and

2. The scrubber of claim 1, wherein the heat sink wraps around a housing of the motor.

3. The scrubber of claim 1, wherein the fins have ribs on an outer side thereof.

4. The scrubber of claim 3, wherein the rib extends in an axial direction of the motor output shaft.

5. The scrubber of claim 3 or 4, wherein the heat conductor is wrapped around the rib side in a zigzag manner.

6. The scrubber of claim 5, wherein the heat conductor is attached to a side of the rib.

7. The floor washing machine according to any one of claims 1 to 4, wherein the heat conductor is spirally wound around the heat sink in an axial direction of the motor output shaft.

8. The scrubber of claim 1, wherein the heat transfer body is wrapped around an outside of the tank.

9. The floor washing machine according to claim 1 or 8, characterized in that the heat conductor is attached to the outside of the water tank.

10. The scrubber of claim 1, wherein the heat transfer body is an endless loop of heat conductive material and the heat transfer body has a coolant disposed therein.