CN115839606A

CN115839606A - Drying device, base of sweeping and mopping machine and sweeping and mopping machine

Info

Publication number: CN115839606A
Application number: CN202111107596.1A
Authority: CN
Inventors: 张伟
Original assignee: Midea Robozone Technology Co Ltd
Current assignee: Midea Robozone Technology Co Ltd
Priority date: 2021-09-22
Filing date: 2021-09-22
Publication date: 2023-03-24
Also published as: WO2023045072A1

Abstract

The invention discloses a drying device, a base of a sweeping and mopping machine and the sweeping and mopping machine, wherein the drying device comprises: the heating module comprises a shell and a heating piece, the shell is provided with a mounting cavity, the mounting cavity is provided with an opening communicated with the outside, the heating piece is arranged in the mounting cavity, and the opening is suitable for being sealed through a sealing piece. According to the drying device provided by the embodiment of the invention, the heating and drying functions can be realized by arranging the heating element, the drying time of the mop of the sweeping and mopping machine is shortened, the installation cavity of the heating element is sealed by the sealing element, the waterproof sealing effect can be realized, the short circuit caused by water inflow is avoided, the normal work and the service life of the heating element are ensured, the mop can be dried quickly after being cleaned, and the use experience of a user is improved.

Description

Drying device, base of sweeping and mopping machine and sweeping and mopping machine

Technical Field

The invention relates to the technical field of cleaning electric appliances, in particular to a drying device, a base of a sweeping and mopping machine and the sweeping and mopping machine.

Background

Along with the development of intelligent cleaning technology, the sweeping robot not only has the sweeping function, but also has the functions of mopping and automatically cleaning mops, and the sweeper can automatically return to a water station to clean the mops after mopping. However, after the mop is automatically cleaned, the mop is wet, not easy to dry, easy to generate peculiar smell and the like, so that the use experience of a user is influenced, and a space for improvement exists.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art. To this end, it is an object of the invention to provide a drying device which makes it possible to shorten the drying time of the mops of a mop press.

The invention also provides a base of the sweeping and mopping machine.

The invention also provides a sweeping and mopping machine.

According to the drying device of the first aspect embodiment of the present invention, comprising: the heating module comprises a shell and a heating piece, the shell is provided with a mounting cavity, the mounting cavity is provided with an opening communicated with the outside, the heating piece is arranged in the mounting cavity, and the opening is suitable for being sealed through a sealing piece.

According to the drying device provided by the embodiment of the invention, the heating and drying functions can be realized by arranging the heating element, the drying time of the mop of the sweeping and mopping machine is shortened, the installation cavity of the heating element is sealed by the sealing element, the waterproof sealing effect can be realized, the short circuit caused by water inflow is avoided, the normal work and the service life of the heating element are ensured, the mop can be dried quickly after being cleaned, and the use experience of a user is improved.

According to the drying apparatus of the embodiment of the present invention, the casing includes: a mounting portion defining the mounting cavity, the mounting portion having the opening at both ends; the heat dissipation part is arranged on the outer side of the mounting part and comprises a plurality of heat dissipation fins arranged at intervals.

In some examples, the heat dissipation parts are respectively arranged on two opposite sides of the mounting part, and an air passage is defined between two adjacent heat dissipation plates.

According to the drying device provided by the embodiment of the invention, the sealing element is formed by pouring silica gel.

According to the drying device provided by the embodiment of the invention, the insulating part is wrapped outside the heating part.

According to the drying device of the embodiment of the invention, the drying device also comprises: the protection module is matched with the heating module and is suitable for protecting the heating module when a fan of the sweeping and mopping machine stops working.

In some examples, the protection module includes: the temperature controller is matched with the fan and the heating module and is suitable for controlling the heating module to stop working when the fan stops working; the fuse wire is connected with the temperature controller and is suitable for being disconnected when the temperature controller fails.

In some examples, the protection module is externally wrapped with an insulator.

The base of the mopping machine according to the embodiment of the second aspect of the invention comprises the drying device according to the embodiment of the invention, the base defines the air duct, the drying device is arranged in the air duct, and by adopting the drying device, the temperature of the air duct can be increased, and the drying time of mops can be reduced.

The base of the sweeping and mopping machine provided by the embodiment of the invention comprises: an air duct lower cover; the air duct upper cover is matched with the air duct lower cover and limits the air duct, the air duct lower cover is provided with a limiting portion, and the heating module is arranged on the limiting portion.

In some examples, the stopper portion forms a first stopper rib protruding toward the air duct, the first stopper rib includes a plurality of first stopper ribs arranged at intervals in a circumferential direction, and the heating module is mounted in the plurality of first stopper ribs.

In some examples, a part of the air duct lower cover is recessed downwards to form a mounting concave portion, and the limiting portion is arranged in the mounting concave portion.

In some examples, a part of the bottom wall of the mounting recess is recessed downwards to form a receiving cavity for mounting a protection module, wherein the mounting recess is further provided with a second limiting rib, the heating module is supported on the second limiting rib, and at least a part of the second limiting rib is arranged in the receiving cavity to limit the displacement of the protection module.

In some examples, a portion of the air duct upper cover protrudes upward to form a convex portion, and an upper side of the heating module abuts against an inner wall surface of the convex portion.

In some examples, further comprising: and the sealing block is arranged at the avoidance port so as to seal the avoidance port.

In some examples, the sealing block has a slot and a mounting opening, the air duct lower cover and the air duct upper cover are respectively in plug-in fit with the slot, and the leading-out wire of the drying device penetrates through the mounting opening.

A mop according to a third aspect of the invention is characterized by including the drying device according to the first aspect of the invention or the base of the mop according to the second aspect of the invention, and by using the drying device, the mop drying time can be reduced and the mop drying effect can be improved.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic structural view of a heating module according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a protection module according to an embodiment of the present invention;

fig. 3 is an installation schematic view of a drying apparatus according to an embodiment of the present invention;

FIG. 4 is a schematic diagram of a partial structure of a base according to an embodiment of the invention;

fig. 5 is an enlarged view of the structure a in fig. 4.

Reference numerals:

a heat module 10, a housing 11, a mounting portion 111, a heat radiating portion 112, a heat radiating fin 1121, a heating element lead wire 12, a sealing member 13,

a protection module 20, a temperature controller 21, a fuse 22, an insulator 23, a terminal 24,

the air duct 30, the air duct lower cover 31, the mounting concave part 311, the accommodating cavity 312, the clamping protrusion 313, the air duct upper cover 32, the convex part 321, the clamping hook 322, the limiting part 33, the sealing block 34, the slot 341, the mounting opening 342, the lug 35, the fastener 36 and the second limiting rib 37.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

A drying appliance according to an embodiment of the invention will now be described with reference to figures 1 to 5, which may be used in a sweeper, mopping machine, electric mop or the like, and which, after cleaning of the mops, can dry the mops on the machine to obtain dried mops after cleaning or mops with suitable humidity for subsequent use by the user.

As shown in fig. 1 to 5, a drying apparatus according to one embodiment of the present invention includes: heating module 10, heating module 10 includes heating member and shell 11, has the installation cavity in the shell 11, and the installation cavity has the opening, and the installation cavity can be linked together through opening and external world, and the heating member setting is in the installation cavity to the realization is to the installation and the fixing of heating member, wherein, the opening part seals through sealing member 13, in order to avoid water to get into the installation cavity, leads to short circuit etc. influences the normal use of heating member.

According to the drying device provided by the embodiment of the invention, the heating and drying functions can be realized by arranging the heating element, the drying time of the mop of the sweeping and mopping machine is shortened, the installation cavity of the heating element is sealed by the sealing element 13, the waterproof sealing effect can be realized, the short circuit caused by water inflow is avoided, the normal work and the service life of the heating element are ensured, the mop can be dried quickly after being cleaned, and the use experience of a user is improved.

According to an embodiment of the invention, the sealing element 13 is formed by pouring silica gel, that is, after the heating element is installed in the cavity, the opening is filled with silica gel, and after the silica gel is dried and solidified, the opening is sealed, so that the waterproof effect is achieved, the assembly is convenient, and the sealing performance is good. Wherein, when filling silica gel, the heating member lead-out wire 12 of heating member tip stretches out the opening, and the silica gel sealing member can realize fixed being connected with heating member lead-out wire 12, can further avoid the heating member to rock etc. from this, guarantees the stability and the reliability of heating member lead-out wire 12 simultaneously, is convenient for heating member lead-out wire 12 and is connected to the main control board. Of course, other glue solutions than silica gel may be selected for infusion.

As shown in fig. 1, according to one embodiment of the present invention, the housing 11 includes: installation department 111 and heat dissipation part 112, installation department 111 prescribes a limit to the installation cavity, and the one end of installation department 111 has the opening, and perhaps the both ends of installation department 111 all have the opening, and the heating member can be followed the open end and pegged graft to the installation cavity in, realizes the installation of heating member, and wherein, the heating member can paste tight cooperation with the wall of installation cavity, avoids heating member drunkenness etc. from this, improves overall structure's stability.

In some specific examples, the mounting portion 111 is an aluminum structural member, and after the heating element is mounted in the mounting portion 111, the mounting portion 111 may be pressed against the outside of the heating element by pressing or the like, so as to fix the heating element at the mounting portion 111. Wherein, the outside of the heating element is provided with an insulating member (not shown in the figure), for example, the heating element is wrapped by insulating yellow paper, thereby realizing the insulation of the heating element.

In some examples, the heat dissipation part 112 is disposed outside the mounting part 111, the heat dissipation part 112 is oriented along the extending direction of the heating member, the heat dissipation part 112 includes a plurality of heat dissipation fins 1121, the heat dissipation part 112 can perform heat conduction and heat dissipation functions, and the plurality of heat dissipation fins 1121 are arranged at intervals along the length direction of the mounting part 111, for example, the plurality of heat dissipation fins 1121 may be formed in a wave shape, so that heat generated by the heating member can be uniformly dissipated, and the uniformity of temperature can be improved. The heat dissipating unit 112 is formed in a substantially square shape, thereby facilitating the installation of the heat dissipating unit 112 in the air duct 30.

As shown in fig. 1, according to an embodiment of the present invention, heat dissipation portions 112 are respectively disposed on two opposite sides of the mounting portion 111, and an air passing channel is defined between two adjacent heat dissipation portions 1121, it can be understood that the heating module may be mounted in the air duct 30, an air inlet end of the air duct 30 has a fan or a motor, and after entering the air duct 30 from the air inlet end, air may pass through the air passing channel to an air outlet end, so as to blow hot air with high temperature or warm temperature onto the mop cloth, thereby increasing the drying speed of the mop cloth.

According to an embodiment of the present invention, the insulating member is wrapped outside the heating member, the heating member may be a PTC component, the insulating member 23 may be an insulating yellow paper, the insulating yellow paper wraps the heating member to insulate the heating member, the wrapped heating member is placed in the installation cavity of the installation part 111, and is sealed by the sealing member 13, for example, by filling silica gel, thereby realizing insulation and waterproofing of the heating member.

As shown in fig. 2 and 4, according to an embodiment of the present invention, the drying apparatus further includes: and a protection module 20, wherein the protection module 20 is closely attached to the outer surface of the housing 11 of the heating module 10, wherein the protection module 20 may be closely attached to the outer surface of the mounting portion 111, and the protection module 20 may be closely attached to the outer surface of the heat radiating portion 112. The protection module 20 may be fitted to the heating module 10, for example, the protection module 20 is electrically connected to the heating module 10 through a lead wire.

In addition, the protection module 20 can also communicate with a fan of the sweeper, so that when the fan works, the heating module 10 can work simultaneously to heat wind, and when the fan does not work, the protection module 20 can stop the heating module 10 to protect the heating module 10.

As shown in fig. 2, according to one embodiment of the present invention, the protection module 20 includes: the temperature controller 21 and the fuse 22, the temperature controller 21 is matched with the heating module 10, and the temperature controller 21 can communicate with the fan to control the working state of the temperature controller 21 according to the working state of the fan. For example, the temperature controller 21 may be connected to the control circuit of the heating module 10, and when the fan stops working, the temperature controller 21 may disconnect the connection between the heating module 10 and the power supply in time, that is, may control the heating module 10 to stop working, so as to avoid safety accidents caused by continuous working of the heating module 10 when the fan stops working, and to play a role in preventing dry burning protection.

The fuse 22 is connected to the temperature controller 21, and when the temperature controller 21 fails, the fuse 22 may disconnect the electrical connection between the heating module 10 and the power supply. It can be understood that, the predetermined temperature of fuse 22 is higher than the predetermined temperature of temperature controller 21, temperature controller 21 is the protection piece that can resume, fuse 22 is the protection piece that can not resume, after temperature controller 21 became invalid, fuse 22 can the sensing heating module 10 surperficial temperature, when the temperature on heating module 10 surface reaches the predetermined temperature of fuse 22, fuse 22 breaks off, make the disconnect connection of heating module 10 and power, realize the second floor protection to heating module 10, through setting up dual protection, and the safety performance is improved.

As shown in fig. 2, according to an embodiment of the present invention, the outside of the protection module 20 is covered with an insulating member 23, for example, the thermostat 21 and the fuse 22 are simultaneously covered with insulating yellow paper, and both ends of the protection module 20 are sealed after being covered, so as to achieve waterproof and insulating effects.

According to one embodiment of the invention, a sweeper includes: sweep host computer and base, sweep and drag the machine and can sweep and drag the robot for intelligence, sweep robot etc, also can be for handheld electronic sweeping and drag the machine, sweep the host computer and can remove the base and charge, also can carry out the washing of mop on the base, after the mop washing is accomplished, dry through drying device, the drying rate of mop with higher speed, wherein, drying device here can set up on the base, for example, the base is injectd there is wind channel 30, drying device sets up on wind channel 30, drying device can set up the inside at wind channel 30, also can set up the tip at wind channel 30, for example, drying device sets up the air inlet end at wind channel 30, through adopting above-mentioned drying device, can improve wind channel 30's temperature, reduce mop stoving time. The drying device can also be arranged at the air outlet end of the air duct 30, and the heating module 10 heats the air flowing out of the air duct 30, so that the heated hot air is blown to the mop cloth, and the drying speed of the mop cloth is accelerated. Of course, the drying device can also be arranged on the main machine of the sweeper.

The base of the mopping machine comprises the drying device, the air duct 30 is limited on the base, the drying device is arranged on the air duct 30, the drying device can be arranged inside the air duct 30 or at the end part of the air duct 30, for example, the drying device is arranged at the air inlet end of the air duct 30, and by adopting the drying device, the temperature of the air duct 30 can be improved, and the mop drying time can be reduced.

As shown in fig. 4, according to an embodiment of the present invention, the base includes: the air duct upper cover 32 and the air duct lower cover 31 are arranged on the air duct lower cover 31, the air duct upper cover 32 is matched with the air duct lower cover 31, an air duct can be limited between the air duct upper cover 32 and the air duct lower cover 31, the air duct lower cover 31 is provided with a limiting portion 33, and the heating module 10 can be matched with the limiting portion 33, so that the heating module 10 is positioned and installed.

It can be understood that the duct upper cover 32 and the duct lower cover 31 are disposed in the base, the base has an outer casing, and the duct upper cover 32 and the duct lower cover 31 are located inside the outer casing, can be connected with the outer casing in a matching manner, and can be integrally formed on the outer casing.

As shown in fig. 5, according to an embodiment of the present invention, the limiting portion 33 forms a first limiting rib, the first limiting rib protrudes upward, the first limiting rib includes a plurality of first limiting ribs, the plurality of first limiting ribs are arranged along the circumferential direction of the heating module 10 at intervals, for example, in the horizontal direction, the plurality of first limiting ribs may be respectively located at four corners of the heating module 10, or the first limiting ribs are respectively located at four sides of the heating module 10, so that the heating module 10 may be installed in the plurality of first limiting ribs, and the first limiting ribs may play a role in positioning the heating module 10, thereby facilitating the installation of the heating module 10 in the air duct 30, and simultaneously playing a role in limiting after the heating module 10 is installed in place, and avoiding the heating module 10 from shaking.

As shown in fig. 5, according to an embodiment of the present invention, a portion of the air duct lower cover 31 is recessed downward, so that a mounting concave portion 311 can be formed on the air duct lower cover 31, the limiting portion 33 is disposed on the mounting concave portion 311, that is, the air duct lower cover 31 has a recessed mounting concave portion 311, the heating module 10 is positioned and mounted at the mounting concave portion 311, and by disposing the recessed mounting concave portion 311, the placement requirement of the heating module 10 can be met, and the heating module 10 is prevented from protruding too much from the air duct upper cover 32 to affect the arrangement of other structural members, and affect the aesthetic property of the whole structure.

As shown in fig. 5, according to an embodiment of the present invention, a part of the bottom wall of the mounting recess 311 is recessed downward, so that an accommodating cavity 312 can be formed at the lower part of the mounting recess 311, and the protection module 20 can be installed in the accommodating cavity 312, so that when the heating module 10 is installed in the mounting recess 311, the protection module 20 can be abutted against the heating module 10, the protection module 20 can detect the temperature of the heating module 10 in time, and the heating module 10 can be prevented from being directly pressed on the protection module 20, the protection module 20 is prevented from being deformed excessively due to an excessive force, and the like, thereby improving the stability of the overall structure and the reliability of use.

As shown in fig. 5, in some examples, the second limiting rib 37 is disposed on the mounting concave portion 311, the second limiting rib 37 may include a plurality of second limiting ribs 37, the plurality of second limiting ribs 37 may be located on two opposite side surfaces of the mounting concave portion 311, the second limiting rib forms a bent shape, a part of the second limiting rib is located on an upper surface of a bottom wall of the mounting concave portion 311, and another part of the second limiting rib may extend to an inner wall surface of the accommodating cavity 312, so that the heating module 10 may be supported on the second limiting rib, when the protection module 20 is disposed in the accommodating cavity 312, the second limiting rib may limit displacement of the temperature controller 21 and the fuse wire 22, and prevent the protection module 20 from shaking and the like to affect stability of the overall structure.

As shown in fig. 4, according to an embodiment of the present invention, a portion of the air duct upper cover 32 protrudes upward, so that a protrusion 321 can be formed on an inner wall surface of the air duct upper cover 32, and an upper side of the heating module 10 is in abutting fit with an inner wall surface of the protrusion 321, that is, the heating module 10 is clamped between the air duct upper cover 32 and the air duct lower cover 31, so as to fix the heating module 10, and by providing the protrusion 321, the placement requirement of the heating module 10 can be met, so as to fix the heating module 10.

As shown in fig. 4, according to an embodiment of the present invention, one of the duct upper cover 32 and the duct lower cover 31 has a locking protrusion 313, the other of the duct upper cover 32 and the duct lower cover 31 has a locking hook 322, the locking hook 322 is locked with the locking protrusion 313 to lock the duct upper cover 32 to the duct lower cover 31, for example, the outer wall surface of the duct lower cover 31 has the locking protrusion 313, the outer side of the duct upper cover 32 is provided with the locking hook 322, the outer side of the duct lower cover 31 is further provided with a lug 35, correspondingly, the duct upper cover 32 is also provided with the lug 35 at a corresponding position, the lug 35 is provided with a fastener hole therein, the locking hook 322 is locked with the locking protrusion 313, and the fastener 36 penetrates through the fastener holes of the two lugs 35 to fasten the duct upper cover 32 and the duct lower cover 31.

Wherein, after wind channel upper cover 32 and wind channel lower cover 31 cooperate in place, can inject between wind channel upper cover 32 and the wind channel lower cover 31 and dodge the mouth, dodge the mouth can be corresponding with the position of heating module 10, so that the passing of heating module 10 and protection module 20's lead-out wire, therefore still be provided with sealed piece 34 on the base, sealed piece 34 sets up and dodges the mouth department, thereby can seal and dodge the mouth, in order to further play sealed waterproof effect, avoid dodging mouthful department leaking wind and leaking etc. simultaneously, influence the stoving effect to the mop, sealed piece 34 here can be the silica gel sealing member, and convenient for installation and with low costs.

In some specific examples, a portion of the outer peripheral surface of the sealing block 34 is recessed inward, a slot 341 may be formed in the sealing block 34, the slot 341 may be formed in a ring shape, an opening of the ring-shaped slot 341 faces outward, that is, faces the air duct lower cover 31 and the air duct upper cover 32, so that a portion of the air duct upper cover 32 may be inserted into the slot 341, and a portion of the air duct lower cover 31 may be inserted into the slot 341, and after the air duct upper cover 32 and the air duct lower cover 31 are fitted in place, the sealing block 34 may seal an escape opening without a gap, so as to prevent air leakage and water leakage. Of course, the slots 341 may also be formed in a long strip shape, the slots 341 include two slots oppositely arranged in the up-down direction, a part of the air duct upper cover 32 is inserted into the slot 341 in the upper portion, and a part of the air duct lower cover 31 is inserted into the slot 341 in the lower portion, so as to realize sealing at the avoiding opening.

It can be understood that, still have the installing port 342 on the seal block 34, the installing port 342 can be worn to establish by drying device's lead-out wire, specifically speaking, the installing port 342 includes a plurality ofly, a plurality of installing ports 342 correspond with heating member lead-out wire 12, protection module's terminal 24 respectively, the size of every corresponding installing port 342 only holds corresponding heating member lead-out wire 12, protection module 20's terminal 24, temperature controller 21 and fusible link 22 set up in holding the chamber 312, terminal 24 is upwards protruding for temperature controller 21 and fusible link 22, thereby terminal 24 can stretch out to in the installing port 342, heating member lead-out wire 12 wears to establish the installing port 342 simultaneously, realize seal block 34 and drying device's cooperation, seal block 34 can play sealed waterproof leak protection wind effect.

In addition, the air duct upper cover 32 and the air duct lower cover 31 can be connected with the positions outside the avoiding opening in a sealing manner through the double straight ribs, and the air duct upper cover 32 and the air duct lower cover 31 can also be connected in a sealing manner through the sealing strips, so that the air duct 30 is prevented from leaking air and water, and the drying effect on the mop cloth is prevented from being influenced.

According to the mop drying device, the mop drying time can be reduced and the mop drying effect can be improved by adopting the drying device. In addition, when the mop is dried, the mop can rotate synchronously, for example, certain angles are rotated at certain intervals, so that the mop drying efficiency is improved, meanwhile, the condition that the dead angle of the mop is not dried can be avoided, and the use experience of a user is improved.

One specific embodiment of a sweeper according to the present invention is described below in conjunction with fig. 1-5.

Sweep and drag the machine and include: the base is provided with a drying device, an air duct upper cover 32 and an air duct lower cover 31, an air duct 30 is defined between the air duct upper cover 32 and the air duct lower cover 31, wherein the outer wall surface of the air duct lower cover 31 is provided with a clamping protrusion 313, the outer side of the air duct upper cover 32 is provided with a clamping hook 322, the outer side of the air duct lower cover 31 is also provided with a lug 35, correspondingly, the air duct upper cover 32 is also provided with a lug 35 with a corresponding position, a fastening piece hole is arranged in the lug 35, the clamping hook 322 is clamped with the clamping protrusion 313, a fastening piece 36 penetrates through the fastening piece holes of the two lugs 35, the air duct upper cover 32 and the air duct lower cover 31 can be fastened and connected, after the air duct upper cover 32 and the air duct lower cover 31 are matched in place, an avoiding opening can be defined between the air duct upper cover 32 and the air duct lower cover 31, the avoiding opening can correspond to the position of the heating module 10, and the leading-out wires of the heating module 10 and the protection module 20 can conveniently pass through.

A part on the air duct lower cover 31 is sunken downwards, so that an installation concave part 311 can be formed on the air duct lower cover 31, a limiting part 33 is arranged on the installation concave part 311, the limiting part 33 forms a first limiting rib protruding upwards, the first limiting rib comprises a plurality of first limiting ribs arranged along a circumferential interval. A portion of the bottom wall of the mounting recess 311 is recessed downward, whereby an accommodation chamber 312 may be formed at a lower portion of the mounting recess 311. Set up the spacing muscle 37 of second on the installation concave part 311, the spacing muscle 37 of second includes a plurality ofly, and a plurality of spacing muscle 37 of second are located the relative both sides face of installation concave part 311, and the spacing muscle 37 of second forms the form of bending, and partly upper surface that is located the diapire of installation concave part 311 of the spacing muscle 37 of second, and another part of the spacing muscle 37 of second can extend to on the internal face that holds chamber 312.

The drying device comprises a heating module 10 and a protection module 20, wherein the heating module 10 comprises a heating element and a shell 11, and an insulating element is arranged on the outer side of the heating element, for example, the heating element is wrapped by insulating yellow paper, so that the heating element is insulated. The shell 11 comprises an installation part 111 and a heat dissipation part 112, the installation part 111 is an aluminum structural member, the installation part 111 defines an installation cavity, openings are arranged at two ends of the installation part 111, a heating element wrapped with insulating yellow paper can be inserted into the installation cavity from the opening end, after the heating element is inserted in place, the installation part 111 can be pressed on the outer side of the heating element in a pressurizing mode and the like, so that the heating element is fixed at the installation part 111, furthermore, silica gel is filled into the opening of the installation part 111, after the silica gel is dried and solidified, a sealing element 13 is formed, so that the opening is sealed, wherein when the silica gel is filled, an outgoing line 12 of the heating element at the end part extends out of the opening, and the silica gel sealing element can be fixedly connected with the outgoing line 12 of the heating element,

the relative both sides of installation department 111 are equipped with heat dissipation portion 112 respectively, heat dissipation portion 112 is directional along the extending direction of heating member, heat dissipation portion 112 includes a plurality of fin 1121, a plurality of fin 1121 are arranged along the length direction interval of installation department 111, it has crossed the wind passageway to inject between two adjacent fin 1121, it is the same with the extending direction in wind channel to cross the wind passageway, the heat that the heating member produced from this distributes out through the fin is even, and then improve the temperature in the wind channel, and the temperature is even, it is effectual to dry.

The protection module 20 includes: the temperature controller 21 and the fuse wire 22 are wrapped by insulating yellow paper, and the two ends of the wrapped protection module 20 are sealed, so that waterproof and insulating effects are achieved. The temperature controller 21 is electrically connected with the heating module 10 through an outgoing line, and meanwhile, the temperature controller 21 can communicate with the fan, and the working state of the temperature controller 21 is controlled according to the working state of the fan. Particularly, when the fan stops working, the temperature controller 21 can timely disconnect the connection between the heating module 10 and the power supply, that is, the heating module 10 can be controlled to stop working, so as to avoid safety accidents caused by continuous working of the heating module 10 when the fan stops working, and achieve the dry burning prevention protection effect.

The fuse 22 is closely attached to the lower surface of the heat dissipating part 112, the fuse 22 is connected to the temperature controller 21, and the fuse 22 can disconnect the electrical connection between the heating module 10 and the power supply when the temperature controller 21 fails. Particularly, the predetermined temperature of fusible link 22 is higher than the predetermined temperature of temperature controller 21, temperature controller 21 is the protection piece that can resume, fusible link 22 is the protection piece that can not resume, after temperature controller 21 became invalid, fusible link 22 can the sensing heating module 10 surperficial temperature, when the temperature on heating module 10 surface reaches the predetermined temperature of fusible link 22, fusible link 22 disconnection, make the disconnect of being connected of heating module 10 and power, realize the second floor protection to heating module 10, through setting up dual protection, and the safety performance is improved.

Drying device installs 30 in the wind channel, specifically, heating module 10 installs in a plurality of first spacing muscle, first spacing muscle can play the effect of location to heating module 10, and heating module 10 supports on second spacing muscle 37, the upside of heating module 10 ends the cooperation with the internal face of convex part 321, therefore, heating module 10 presss from both sides tightly between wind channel upper cover 32 and wind channel lower cover 31, realize heating module 10's fixed, through setting up convex part 321 and installation concave part 311, can satisfy the requirement of placing of heating module 10, realize fixed to heating module 10. The protection module 20 is disposed in the accommodating cavity 312, and the second limiting rib 37 can limit the displacement of the temperature controller 21 and the fuse 22, so as to prevent the protection module 20 from shaking and the like to affect the stability of the overall structure.

After the drying device is installed on the air duct lower cover 31, the sealing block 34 is installed at the avoiding opening of the air duct, a part of the air duct lower cover 31 can be inserted into the insertion groove 341 of the sealing block 34, the heating element outgoing line 12 penetrates through one installation opening 342 of the sealing block 34, the terminal 24 of the protection module 20 penetrates through the other installation opening 342 of the sealing block 34, the air duct upper cover 32 is buckled on the air duct lower cover 31, a part of the air duct upper cover 32 can be inserted into the insertion groove 341 of the sealing block 34, sealing is achieved, and air leakage and water leakage of the side portion of the air duct are avoided.

According to the sweeping and mopping machine provided by the embodiment of the invention, the heating and drying functions can be realized by arranging the heating element, the drying time of the mop cloth of the sweeping and mopping machine is shortened, the heating element is wrapped by the insulating element, the mounting cavity of the heating element is sealed by the sealing element 13, the waterproof sealing effect can be realized, the short circuit caused by water inflow is avoided, the normal work and the service life of the heating element are ensured, the insulating and waterproof performance of the protection module is realized by wrapping the temperature controller and the fuse wire by the insulating element, so that the mop cloth can be dried quickly after being cleaned, and the use experience of a user is improved.

Other configurations and operations of a sweeper according to embodiments of the present invention are known to those of ordinary skill in the art and will not be described in detail herein.

In the description of the present invention, unless otherwise expressly specified or limited, the first feature "on" or "under" the second feature may comprise the first and second features being in direct contact, or may comprise the first and second features being in contact, not directly, but via another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. The vertical direction, the horizontal direction, and the front-rear direction are based on the vertical direction, the horizontal direction, and the front-rear direction of the figure.

In the description of the present specification, reference to the description of "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A drying apparatus, comprising:

the heating module comprises a shell and a heating piece, the shell is provided with a mounting cavity, the mounting cavity is provided with an opening communicated with the outside, the heating piece is arranged in the mounting cavity, and the opening is suitable for being sealed through a sealing piece.

2. The drying apparatus of claim 1, wherein the housing comprises:

a mounting portion defining the mounting cavity, the mounting portion having the opening at an end thereof;

the heat dissipation part is arranged on the outer side of the mounting part and comprises a plurality of heat dissipation fins arranged at intervals.

3. The drying apparatus as claimed in claim 2, wherein the heat dissipating parts are respectively provided at opposite sides of the mounting part, and an air passage is defined between adjacent two of the heat dissipating parts.

4. The dryer of claim 1, wherein said sealing member is formed by silicone injection molding.

5. The drying apparatus as claimed in any one of claims 1 to 4, wherein the heating member is externally wrapped with an insulating member.

6. The drying apparatus as claimed in claim 1, further comprising: the protection module is matched with the heating module and is suitable for protecting the heating module when a fan of the sweeping and mopping machine stops working.

7. The drying apparatus of claim 6, wherein the protection module comprises:

the temperature controller is matched with the fan and the heating module and is suitable for controlling the heating module to stop working when the fan stops working;

the fuse wire is connected with the temperature controller and is suitable for being disconnected when the temperature controller fails.

8. The drying apparatus as claimed in claim 7, wherein the protection module is externally wrapped with an insulating member.

9. A base for a sweeper, comprising a drying apparatus according to any one of claims 1 to 8, the base defining an air duct, the drying apparatus being provided in the air duct.

10. A base for a sweeper of claim 9, comprising:

an air duct lower cover;

an air duct upper cover which is matched with the air duct lower cover and limits the air duct,

the air duct lower cover is provided with a limiting portion, and the heating module is arranged on the limiting portion.

11. The base of a sweeper according to claim 10, wherein the limiting portion forms a first limiting rib projecting toward the air duct, the first limiting rib including a plurality of circumferentially spaced apart portions, the heating module being mounted within the plurality of first limiting ribs.

12. The base of claim 10, wherein a portion of the lower cover of the air duct is recessed downward to form a mounting recess, and the limiting portion is disposed in the mounting recess.

13. A base for a sweeper according to claim 12, wherein a portion of the bottom wall of said mounting recess is recessed downwardly to form a receiving cavity for mounting a protective module,

the mounting concave part is further provided with a second limiting rib, the heating module is supported on the second limiting rib, and at least one part of the second limiting rib is arranged in the accommodating cavity to limit the displacement of the protection module.

14. The base of a sweeper according to claim 10, wherein a portion of the air duct cover protrudes upwardly to form a projection, and the heating module abuts an inner wall surface of the projection.

15. A base for a sweeper of claim 10, further comprising: the air duct lower cover and the air duct upper cover are limited with an avoidance opening between the air duct lower cover and the air duct upper cover, the avoidance opening corresponds to the heating module in position, and the sealing block is arranged on the avoidance opening to seal the avoidance opening.

16. The sweeper base of claim 15, wherein the sealing block has a slot and a mounting opening, the lower air duct cover and the upper air duct cover are respectively engaged with the slot, and an outlet of the drying device is disposed through the mounting opening.

17. A sweeper, characterized in that it comprises a drying device according to any one of claims 1-8, or a base for a sweeper according to any one of claims 9-16.