CN219166301U - Washing machine - Google Patents

Abstract

The utility model relates to a floor washing machine, which comprises a chassis and a machine body hinged with the chassis. The chassis comprises a chassis body and a battery piece arranged on the chassis body. The body comprises a body and a water tank detachably arranged on the body, the body comprises a rod body and a contact piece arranged on the rod body, the contact piece comprises a first contact end, a wiring channel is arranged in the rod body, and the first contact end is electrically connected with the battery piece through a first connecting wire arranged in the wiring channel. The water tank includes the box and installs in the water level detection spare of box, and the water level detection spare is including being located the detection end in the box and being located the second contact end of box lateral wall. Wherein the first contact end is in electrical contact with the second contact end when the water tank is detachably connected with the main body.

Description

Washing machine

technical field

The utility model relates to the technical field of floor washing equipment, in particular to a floor washing machine.

Background technique

With the increase of labor costs, the floor washing machine has gradually become the cleaning choice of many restaurants. The floor washing machine can spray water, brush the floor, suck up the sewage and recycle it, and take the sewage off the ground. The washing machine includes a water tank, most of which are equipped with a magnetic float level gauge, and the magnetic float level gauge and the water tank form a connector, when the float in the measuring tube of the magnetic float level gauge changes with the liquid level in the water tank , the magnetic body in the float interacts with the magnetic body in the color scale displayed on the display bar to make it overturn, red means liquid, white means no liquid, so as to accurately display the liquid level of the water tank. However, the detection accuracy of this detection method is low.

Utility model content

Based on this, it is necessary to provide a floor washing machine, which is conducive to improving the accuracy of water level detection.

A floor washing machine, the floor washing machine includes a chassis and a fuselage hinged to the chassis, the fuselage includes a main body and a water tank detachably mounted on the main body;

The chassis includes a chassis body and a battery set on the chassis body;

The main body includes a rod body and a contact piece arranged on the rod body, the contact piece includes a first contact end, a wiring channel is arranged in the rod body, and the first contact end is arranged on the wiring channel The first connecting wire inside is electrically connected to the battery;

The water tank includes a box body and a water level detection part installed in the box body, the water level detection part includes a detection end located in the box body and a second contact end located on the outer wall of the box body; wherein, when the When the water tank is detachably connected to the main body, the first contact end is in electrical contact with the second contact end.

In one of the embodiments, the side wall of the rod body is provided with a perforation or a slot communicating with the wiring channel, and the first contact end is connected with the second connecting wire through the perforation or the slot. The first connecting wires are electrically connected.

In one of the embodiments, the fuselage further includes an operating part disposed on the end of the rod body away from the chassis, and an end through hole is arranged on the end of the rod body close to the operating part, and the operating part passes through The third connecting wire passing through the end through hole and the wiring channel is electrically connected to the battery; wherein, the first contact end is connected to the operation part through the fourth connecting wire, and is connected to the operating part through the fourth connecting wire. The operation part is electrically connected to the first connection line.

In one of the embodiments, the fuselage further includes an exhaust fan arranged at one end of the rod body close to the chassis, and the rod body further includes an air outlet channel arranged in parallel with the wiring channel, and the exhaust fan It communicates with the water tank through the air outlet channel.

In one embodiment, one of the first contact end and the second contact end is an elastic contact post, and the other is a contact plate.

In one of the embodiments, the water tank includes a sewage tank and a clean water tank, and the sewage tank and the clean water tank are enclosed to form an accommodating space for accommodating the contact piece; wherein, the contact piece is also provided with a first A magnetic attraction, the sewage tank and/or the clean water tank is provided with a second magnetic attraction, the sewage tank and/or the clean water tank passes through the first magnetic attraction and the second magnetic attraction The matching can be detachably installed on the contact piece.

In one of the embodiments, the water tank further includes a water pipe, the water pipe includes a water outlet, and the water outlet is arranged in the box; the box includes a first side wall that is connected and matched with the fuselage, and a second side wall and a third side wall respectively arranged on opposite sides of the first side wall, the water level detection part is installed on the first side wall, and the water level detection part does not exceed the water outlet end height, the water level detection part is used to detect whether the box is full of water when the first side wall is inclined relative to the direction of progress of the washing machine, and whether the box is full of water when the first side wall and the second side wall Whether the three side walls are inclined excessively when they are inclined relative to the traveling direction of the washing machine.

In one of the embodiments, when the water in the tank reaches a preset water capacity and the first side wall is set at a preset angle relative to the traveling direction of the scrubber, the water surface in the tank is in contact with the first side wall. The intersecting line of the side wall is the first imaginary line; there are at least three water level detection members, and at least two of the water level detection members are arranged symmetrically with respect to the axis of the water pipe, and are arranged between the first imaginary line and the first imaginary line. Between the horizontal lines where the water outlets are located, at least one water level detection part is arranged below the at least two water level detection parts.

In one of the embodiments, when the water in the tank reaches a preset water capacity and the second side wall is set at a preset angle relative to the traveling direction of the scrubber, the water surface in the tank and the first The intersecting line of one side wall is the second imaginary line; when the water in the box reaches the preset water capacity and the third side wall is set at a preset angle relative to the direction of travel of the washing machine, the water in the box will The intersecting line between the water surface and the first side wall is a third imaginary line; there are three water level detection parts, which are respectively the first water level detection part, the second water level detection part and the third water level detection part. Both the water level detection part and the second water level detection part are arranged on the first imaginary line, the first water level detection part and the second water level detection part are arranged symmetrically with respect to the axis of the water pipe, and the first water level detection part The water level detection part is arranged close to the second side wall relative to the second water level detection part, the second water level detection part is arranged close to the third side wall relative to the first water level detection part, and the third water level detection part The component is set on the side of the first virtual line away from the water outlet, the third water level detection component is set on the side of the second virtual line facing the second side wall and the third virtual line facing the side wall. In the area surrounded by one side of the third side wall.

In one of the embodiments, the first water level detection part is set at the intersection of the first virtual line and the second virtual line, and the second water level detection part is set at the intersection of the first virtual line and the second virtual line. The position of the intersection of the third imaginary line, the third water level detection element is set at the intersection of the second imaginary line and the third imaginary line.

In one of the embodiments, when the water in the tank reaches a preset water capacity and the second side wall is set at a preset angle relative to the traveling direction of the scrubber, the water surface in the tank and the first The intersecting line of one side wall is the second imaginary line; when the water in the box reaches the preset water capacity and the third side wall is set at a preset angle relative to the direction of travel of the washing machine, the water in the box will The intersection line between the water surface and the first side wall is the third imaginary line; there are four water level detection parts, which are the first water level detection part, the second water level detection part, the third water level detection part and the fourth water level detection part A detection part, the first water level detection part is arranged close to the second side wall relative to the second water level detection part, and the second water level detection part is arranged close to the third side wall relative to the first water level detection part , the third water level detection part is arranged close to the second side wall relative to the fourth water level detection part, and the fourth water level detection part is arranged close to the third side wall relative to the third water level detection part; The first water level detection part and the second water level detection part are arranged between the first imaginary line and the horizontal line where the water outlet is located, and are arranged symmetrically with respect to the axis of the water pipe; the third water level detection part is set On the first imaginary line on the side of the second imaginary line facing the second side wall, the fourth water level detection member is arranged on the side of the third imaginary line facing the third side wall the first imaginary line; or, the third water level detecting member is arranged on the first imaginary line on the side of the second imaginary line facing the second side wall, and the fourth water level detecting member It is arranged under the first imaginary line and in the area surrounded by the side of the third imaginary line facing the third side wall; or, the third water level detection member is arranged on the first imaginary line In the area surrounded by the bottom of the second imaginary line and the side facing the second side wall, the fourth water level detection member is arranged on the side of the third imaginary line facing the third side wall on the first virtual line.

In one of the embodiments, the first water level detection part and the third water level detection part are staggered, and the second water level detection part and the fourth water level detection part are staggered.

In one of the embodiments, the first water level detection part is set at the intersection of the second imaginary line and the horizontal line where the water outlet is located, and the second water level detection part is set at the intersection of the third imaginary line and the horizontal line where the water outlet is located. The intersection position of the horizontal line where the water outlet is located, the third water level detection part is set at the intersection position of the first virtual line and the second virtual line, and the fourth water level detection part is set at the first virtual line and the intersection position of the third imaginary line.

In the above-mentioned washing machine, the first contact piece is electrically connected to the battery piece through the first connecting wire arranged in the wiring channel. After the water tank is installed on the main body, the first contact end and the second contact end are in electrical contact, so that the battery piece can be The water level detection part provides the required electric energy, and the water level detection part can detect the water level in the water tank. In this way, when the water level detection part is installed on the tank body, when the water tank and the main body are detachably connected, the second contact end of the water level detection part will effectively contact the first contact end of the contact part to detect the water level in the water tank, which is beneficial to Improve detection accuracy.

Description of drawings

The accompanying drawings constituting a part of this application are used to provide a further understanding of the utility model, and the schematic embodiments of the utility model and their descriptions are used to explain the utility model, and do not constitute an improper limitation of the utility model.

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the accompanying drawings that need to be used in the description of the embodiments will be briefly introduced below. Obviously, the accompanying drawings in the following description are only some implementations of the present invention. For example, those of ordinary skill in the art can also obtain other drawings based on these drawings without any creative effort.

Fig. 1 is a schematic structural view of a washing machine according to an embodiment of the present invention;

Fig. 2 is a sectional view of the fuselage of the washing machine shown in Fig. 1;

Fig. 3 is a partial structural schematic diagram of the fuselage of the washing machine shown in Fig. 1;

Fig. 4 is a structural schematic diagram of the rod body of the washing machine shown in Fig. 1;

Fig. 5 is a schematic structural view of a waste water tank according to an embodiment of the present invention;

Fig. 6 is a schematic diagram of the internal structure of the sewage tank shown in Fig. 5;

Fig. 7 is a schematic structural view of the waste water tank shown in Fig. 5 in normal use;

Fig. 8 is a schematic structural view of the waste water tank shown in Fig. 5 in a tilted state.

Description of reference numerals: 10, chassis; 20, fuselage; 21, main body; 211, rod body; 2111, wiring channel; 2112, perforation; 212, contact piece; 22, water tank; 221, clean water tank; 222, sewage tank 2221, box body; 2222, first side wall; 2223, second side wall; 2224, third side wall; 223, water level detection part; 2231, first water level detection part; 2232, second water level detection part; 2233 , the third water level detection part; 2234, the fourth water level detection part; 23, the water pipe; 231, the water outlet; 24, the operation part; 25, the exhaust fan.

Detailed ways

In order to make the above purpose, features and advantages of the present utility model more obvious and understandable, the specific implementation of the present utility model will be described in detail below in conjunction with the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a full understanding of the present invention. However, the utility model can be implemented in many other ways different from those described here, and those skilled in the art can make similar improvements without violating the connotation of the utility model, so the utility model is not limited by the specific embodiments disclosed below limit.

Referring to FIG. 1 , FIG. 2 , FIG. 3 and FIG. 5 , the floor washing machine according to an embodiment of the present invention includes a chassis 10 and a fuselage 20 hinged to the chassis 10 . The chassis 10 includes a chassis body and a battery component disposed on the chassis body. The fuselage 20 includes a main body 21 and a water tank 22 detachably mounted on the main body 21. The main body 21 includes a rod body 211 and a contact piece 212 arranged on the rod body 211. The contact piece 212 includes a first contact end. The rod body 211 A routing channel 2111 is provided inside, and the first contact end is electrically connected to the battery element through a first connecting wire arranged in the routing channel 2111 . The water tank 22 includes a box body 2221 and a water level detection member 223 mounted on the box body 2221 . The water level detection member 223 includes a detection end inside the box body 2221 and a second contact end on the outer wall of the box body 2221 . Wherein, when the water tank 22 is detachably connected to the main body 21, the first contact end and the second contact end can be in electrical contact.

In the above-mentioned washing machine, the first contact 212 is electrically connected to the battery through the first connection wire arranged in the wiring channel 2111, and after the water tank 22 is installed on the main body 21, the first contact end and the second contact end are in electrical contact, thus The battery can provide the required electric energy for the water level detection part 223 , and the water level detection part 223 can detect the water level in the water tank 22 . In this way, the water level detection part 223 is installed on the box body 2221. When the water tank 22 and the main body 21 are detachably connected, the second contact end of the water level detection part 223 is in effective contact with the first contact end of the contact part 212 to detect the water tank. The water level within 22 is conducive to improving the detection accuracy.

Optionally, the water level detection member 223 may be a common contact water level detection sensor on the market, which is not limited here.

Optionally, one of the first contact end and the second contact end is an elastic contact post, and the other is a contact plate. It can be understood that the first contact end is an elastic contact post, and the second contact end is a contact plate; or, the first contact end is a contact plate, and the second contact plate is an elastic contact post. In this way, it is beneficial for the close contact between the first contact end and the second contact end to ensure the detection function of the water level detection member 223 . In other embodiments, both the first contact end and the second contact end may be elastic contact members, which is not limited here.

In one embodiment, as shown in Fig. 2, Fig. 3 and Fig. 4, the side wall of the rod body 211 is provided with a through hole 2112 or a through groove communicating with the wiring channel 2111, and the first contact end passes through the through hole 2112 or the second connection line through the slot is connected to the first connection line. In this way, the first contact end and the first connection wire are conveniently connected through the second connection wire passing through the through hole 2112 or the slot, thereby realizing the electrical connection between the first contact end and the battery element.

In one embodiment, referring to FIG. 1 , FIG. 2 and FIG. 3 , the water tank 22 includes a dirty water tank 222 and a fresh water tank 221 , and the dirty water tank 222 and the clean water tank 221 enclose to form an accommodating space for accommodating the contact member 212 . In this way, the contact element 212 can be accommodated in the accommodating space enclosed by the dirty water tank 222 and the clean water tank 221 .

In an optional embodiment, the water tank 22 may specifically be a sewage tank 222 or a clean water tank 221 .

In an optional embodiment, specifically, the sewage tank 222 may include a tank body 2221 and a water level detection part 223, and/or the fresh water tank 221 may include a tank body 2221 and a water level detection part 223, that is, the tank body 2221 and the water level detection part 223 may specifically Be sewage tank 222, also can be clean water tank 221.

In the following embodiments, the sewage tank 222 is used as an example for description. The sewage tank 222 includes a tank body 2221 and a water level detection part 223. Unless otherwise specified, the water tank 22 below also specifically refers to the sewage tank 222. Optionally, a first magnetic attraction is also provided on the contact member 212, a second magnetic attraction is provided on the sewage tank 222 and/or the clean water tank 221, and the sewage tank 222 and/or the clean water tank 221 is detachably mounted on the contact piece 212 through cooperation of the first magnetic attraction piece and the second magnetic attraction piece. With such arrangement, the detachable connection between the contact piece 212 and the dirty water tank 222 is realized; and/or, the detachable connection between the contact piece 212 and the fresh water tank 221 is realized. Of course, in other embodiments, the detachable connection between the contact member 212 and the dirty water tank 222 and/or the clean water tank 221 may also be realized by snap-fitting.

In one embodiment, referring to FIG. 1 and FIG. 2 , the fuselage 20 further includes an operating portion 24 disposed at an end of the rod body 211 away from the chassis 10 . One end of the rod body 211 close to the operating portion 24 is provided with an end through hole, and the operating portion 24 connects to the The battery pack is electrically connected. Wherein, the first contact end is electrically connected to the operation part 24 through a fourth connection line, and is further electrically connected to the first connection line connected to the operation part 24 . In this way, the electrical connection between the operation part 24 and the battery can be realized through the third connecting wire passing through the end through hole and the wiring channel 2111 , so that the battery can provide the operation part 24 with required electric energy.

Optionally, an adapter board and a screen are arranged on the operation part 24, and the first contact end thereof is electrically connected to the adapter board of the operation part 24 through a fourth connecting wire, and then connected to the battery, which can effectively reduce wiring Complexity. In one embodiment, referring to FIG. 1 and FIG. 2 , the fuselage 20 further includes an exhaust fan 25 disposed at an end of the rod body 211 close to the chassis 10 . The rod body 211 also includes an air outlet channel parallel to the cable channel 2111 , and the suction fan 25 communicates with the water tank 22 through the air outlet channel. In this way, negative pressure can be formed in the water tank 22 by the suction fan 25 .

In one embodiment, referring to FIG. 1 , FIG. 2 and FIG. 5 , the water tank 22 further includes a water pipe 23 , the water pipe 23 includes a water outlet 231 , and the water outlet 231 is disposed in the tank body 2221 . The box body 2221 includes a first side wall 2222 connected and matched with the fuselage 20, and a second side wall 2223 and a third side wall 2224 respectively arranged on opposite sides of the first side wall 2222. The water level detection member 223 is installed on the first The side wall 2222, the water level detection part 223 does not exceed the height of the water outlet 231, the water level detection part 223 is used to detect whether the box body 2221 is full of water when the first side wall 2222 is inclined relative to the direction of travel of the washing machine, and the box body 2221 is in the Whether the second side wall 2223 and the third side wall 2224 are inclined excessively when they are inclined relative to the traveling direction of the scrubber. For the convenience of understanding, referring to Fig. 1 and Fig. 7, S is used to indicate the traveling direction of the washing machine.

In an optional embodiment, the floor washing machine further includes a squeegee disposed on the chassis 10, and the water pipe 23 is used to connect the squeegee, so that the sewage is collected from the ground through the squeegee, and enters the waste water tank from the water outlet 231. In another optional embodiment, the water pipe 23 can also be used to connect the air outlet channel, so that the airflow in the box body 2221 can be sucked through the water outlet 231, and a negative pressure can be formed in the box body 2221, which is not described here. limited.

In an optional embodiment, the second side wall 2223 and the third side wall 2224 of the box body 2221 are inclined relative to the traveling direction of the washing machine. Specifically, it can be inclined up and down in a plane perpendicular to the traveling direction, or it can be relatively traveling. The direction is flipped and tilted, that is, the box body 2221 has a side tilt relative to the direction of travel, or the box body can be tilted up and down in a plane perpendicular to the direction of travel and comprehensively tilted by flipping and tilting relative to the direction of travel.

In an optional embodiment, the fuselage 20 can be articulated with the chassis 10 through multiple double-degree-of-freedom or multi-degree-of-freedom hinges such as springs, ball joints, or cardan shafts, so that the fuselage 20 can be twisted in multiple directions. , and drive the box body 2221 to realize tilting in multiple directions.

When in use, the box body 2221 is installed on the rod body 211 of the floor washing machine, that is, the first side wall 2222 of the box body 2221 is connected and matched with the rod body 211, and the first contact end is in electrical contact with the second contact end. When the floor washing machine is in normal use, the first side wall 2222 of the box body 2221 is arranged obliquely relative to the traveling direction of the floor washing machine, and the sewage on the ground is sucked into the water pipe 23 and discharged into the box body 2221 from the outlet end 231 of the water pipe 23 , causing the water level in the tank 2221 to continuously increase. When the water level in the box body 2221 is below some or all of the detection ends of the water level detection part 223, the detection end is conducted through the water medium, and according to the detection signal of the water level detection part 223, it is judged that the case body 2221 is on the first side wall 2222 It is full of water when it is inclined relative to the direction of travel of the scrubber. During the use of the washing machine, if the second side wall 2223 and the third side wall 2224 of the box body 2221 are tilted relative to the traveling direction of the washing machine, the water level in the box body 2221 rises to the point where the water level is not detected after the tilt. When part of the detection end of the part 223, the detection end passes through the water medium and conducts, and according to the detection signal of the water level detection part 223, it is obtained that the tank 2221 is tilted too much, so that the user can return the washing machine to the normal use state (or turn off the ventilation machine 25), to avoid abnormal situations such as backflow of water in the casing 2221 or water overflowing to the suction fan.

In one embodiment, referring to FIG. 7 and FIG. 8, when the water in the box body 2221 reaches a preset water capacity and the first side wall 2222 is set at a preset angle relative to the direction of travel of the washing machine, the water in the box body 2221 The intersection line between the water surface and the first side wall 2222 is a first imaginary line. It should be noted that the first virtual line is set based on a preset angle, where the preset angle is an angle set to prevent the floor scrubber from tilting excessively, for example, the preset angle can be 30°, 45°, 60° or other angles , not specifically limited here; when the first side wall 2222 is at a preset angle relative to the traveling direction of the washing machine, the water in the box body 2221 will be detected by one or more water level detection elements 223 . There are at least three water level detection parts 223, and at least two water level detection parts 223 are arranged symmetrically with respect to the axis of the water pipe 23, and are arranged between the first imaginary line and the horizontal line where the water outlet 231 is located. At least one water level detection member 223 is disposed below the at least two water level detection members 223 . In this way, more than three water level detection members 223 can not only detect whether the tank body 2221 is full of water when the first side wall 2222 is inclined relative to the moving direction of the scrubber, but also detect whether the tank body 2221 is full of water when the second side wall 2223 and the second side wall 2223 and the first side wall 2222 are tilted. Whether the three side walls 2224 are inclined excessively when they are inclined relative to the traveling direction of the washing machine.

For the convenience of understanding, _l1 is used to represent the first imaginary line, _{l4 is} used to represent the horizontal line where the water outlet 231 is located, and θ may represent a preset angle.

In other embodiments, the preset angle can also be other inclination angles of the box body 2221, such as up and down inclination angles, side inclination angles, or a combination of up and down inclination angles and side inclination angles, or inclination angles of other multi-degree-of-freedom angles , there is no limitation here.

Optionally, the water level detection part 223 is an electrode, the electrode is stainless steel or titanium alloy, and the electrode is welded to the first side wall 2222 of the box body 2221 by injection molding or other methods.

In one embodiment, when the water in the box body 2221 reaches a preset water capacity and the second side wall 2223 is set at a preset angle relative to the traveling direction of the washing machine, the water surface in the box body 2221 and the first side wall 2222 The intersection line of is the second virtual line. When the water in the box body 2221 reaches the preset water capacity and the third side wall 2224 is set at a preset angle relative to the direction of travel of the washing machine, the intersection line between the water surface in the box body 2221 and the first side wall 2222 is the third virtual line. It should be noted that both the second virtual line and the third virtual line are set based on a preset angle, wherein the preset angle is an angle set to prevent the floor scrubber from tilting excessively, for example, the preset angle can be 30°, 45° °, 60° or other angles, which are not specifically limited here; when the second side wall 2223 and the third side wall 2224 are at a preset angle relative to the direction of travel of the washing machine, the water will be detected by the water level detection member 223 . There are three water level detection parts 223 , namely a first water level detection part 2231 , a second water level detection part 2232 and a third water level detection part 2233 . The first water level detection part 2231 and the second water level detection part 2232 are all arranged on the first imaginary line, and the first water level detection part 2231 and the second water level detection part 2232 are arranged symmetrically about the axis of the water pipe 23 (or also about the box body 2221 Axisymmetric setting). The first water level detection member 2231 is disposed closer to the second side wall 2223 relative to the second water level detection member 2232 , and the second water level detection member 2232 is disposed closer to the third side wall 2224 relative to the first water level detection member 2231 . The third water level detection part 2233 is arranged on the side of the first imaginary line away from the water outlet 231, the third water level detection part 2233 is arranged on the side of the second imaginary line facing the second side wall 2223 and the third imaginary line is facing the third side wall 2224 within the area surrounded by one side. When the floor washing machine is in normal use, the first side wall 2222 is inclined relative to the direction of travel of the floor washing machine, and when the water in the box body 2221 has submerged the first water level detection part 2231, the second water level detection part 2232 and the third water level At the detection end of the detection part 2233, the detection ends of the first water level detection part 2231, the second water level detection part 2232 and the third water level detection part 2233 conduct through the water medium, and judge according to the detection signal that the water in the box body 2221 has Full. During use, if the second side wall 2223 is inclined relative to the traveling direction of the washing machine, and when the water in the box body 2221 has not passed the detection ends of the first water level detection part 2231 and the third water level detection part 2233, the first The detection ends of the water level detection part 2231 and the third water level detection part 2233 are connected through the water medium, and the tank 2221 is judged to be excessively tilted according to the detection signal. If the third side wall 2224 is inclined relative to the direction of progress of the washing machine, and when the water in the box body 2221 has not passed the detection ends of the second water level detection part 2232 and the third water level detection part 2233, the second water level detection part 2232 and the first water level detection part 2233 The detection end of the three water level detection parts 2233 is conducted through the water medium, and the tank 2221 is judged to be excessively tilted according to the detection signal.

For easy understanding, l ₂ is used to represent the second virtual line, and l ₃ is used to represent the third virtual line.

In this embodiment, the first water level detecting element 2231 is set at the intersection of the first imaginary line and the second imaginary line, the second water level detecting element 2232 is set at the intersection of the first imaginary line and the third imaginary line, and the third The water level detecting element 2233 is located at the intersection of the second imaginary line and the third imaginary line.

In another embodiment, referring to Fig. 5 to Fig. 8, there are four water level detection parts 223, which are the first water level detection part 2231, the second water level detection part 2232, the third water level detection part 2233 and the fourth water level detection part. Part 2234. The first water level detection part 2231 is set close to the second side wall 2223 relative to the second water level detection part 2232, and the second water level detection part 2232 is set close to the third side wall 2224 relative to the first water level detection part 2231; The fourth water level detection part 2234 is disposed close to the second side wall 2223 , and the fourth water level detection part 2234 is disposed close to the third side wall 2224 relative to the third water level detection part 2233 . The first water level detection part 2231 and the second water level detection part 2232 are arranged between the first imaginary line and the horizontal line where the water outlet 231 is located, and are arranged symmetrically about the axis of the water pipe 23 (or arranged symmetrically about the axis of the tank 2221). The third water level detecting member 2233 is arranged on the first imaginary line on the side of the second imaginary line facing the second side wall 2223, and the fourth water level detecting member 2234 is arranged on the first imaginary line on the side of the third imaginary line facing the third side wall 2224. virtual online. When the floor washing machine is in normal use, the first side wall 2222 is inclined relative to the direction of travel of the floor washing machine, and when the water in the box body 2221 has not passed the detection ends of the third water level detection part 2233 and the fourth water level detection part 2234 , the detection ends of the third water level detection part 2233 and the fourth water level detection part 2234 are conducted through the water medium, and the water in the tank 2221 is judged to be full according to the detection signal. During use, if the second side wall 2223 is inclined relative to the traveling direction of the washing machine, and when the water in the box body 2221 has not passed the detection ends of the first water level detection part 2231 and the third water level detection part 2233, the first The detection ends of the water level detection part 2231 and the third water level detection part 2233 are connected through the water medium, and the tank 2221 is judged to be excessively tilted according to the detection signal. If the third side wall 2224 is inclined relative to the direction of progress of the washing machine, and when the water in the box body 2221 has not passed the detection ends of the second water level detection part 2232 and the fourth water level detection part 2234, the second water level detection part 2232 and the first water level detection part 2234 The detection ends of the four water level detection parts 2234 are conducted through the water medium, and the tank 2221 is judged to be excessively tilted according to the detection signal.

Certainly, in other embodiments, the third water level detecting member 2233 is arranged on the first imaginary line on the side of the second imaginary line facing the second side wall 2223, and the fourth water level detecting member 2234 is arranged below and below the first imaginary line. The third imaginary line faces the area enclosed by one side of the third side wall 2224 . Or, the third water level detection part 2233 is arranged in the area surrounded by the side below the first virtual line and the side of the second virtual line facing the second side wall 2223, and the fourth water level detection part 2234 is arranged on the third virtual line facing the second side wall 2223. The first imaginary line on one side of the three sidewalls 2224.

It should be noted that, when there are more than five water level detection pieces 223, a certain number of water level detection pieces 223 can be added on the basis of four water level detection pieces 223, which will not be repeated here.

Further, referring to FIG. 5 to FIG. 8 , the first water level detection part 2231 and the third water level detection part 2233 are staggered, and the second water level detection part 2232 and the fourth water level detection part 2234 are staggered. In this way, the water droplets on the first water level detection part 2231 and the second water level detection part 2232 can be prevented from dripping to the detection ends of the third water level detection part 2233 and the fourth water level detection part 2234 respectively, resulting in the third water level detection part 2233 and the fourth water level detection part 2234 The detection end of the fourth water level detection part 2234 is turned on and misjudgment occurs, which improves the detection accuracy.

It can be understood that the perpendicular line passing through the first water level detecting member 2231 is the first perpendicular line, and the perpendicular line passing through the second water level detecting member 2232 is the second perpendicular line. The third water level detection part 2233 and the fourth water level detection part 2234 are all arranged between the first vertical line and the second vertical line, that is, the first water level detection part 2231, the second water level detection part 2232, the fourth water level detection part 2234 and The third water level detection parts 2233 are connected in sequence to form an inverted trapezoid. Alternatively, the third water level detection part 2233 is set on the side where the first vertical line is away from the second vertical line, and the fourth water level detection part 2234 is set on the side where the second vertical line is away from the first vertical line, that is, the first water level detection part 2231 , the second water level detection part 2232 , the fourth water level detection part 2234 and the third water level detection part 2233 are sequentially connected to form a positive trapezoid.

In this embodiment, referring to Fig. 5 to Fig. 8, the first water level detection part 2231 is arranged at the intersection of the second imaginary line and the horizontal line where the water outlet 231 is located, and the second water level detection part 2232 is arranged at the third imaginary line and the water outlet. The intersection point of the horizontal line where 231 is located. The third water level detecting element 2233 is disposed at the intersection of the first imaginary line and the second imaginary line, and the fourth water level detecting element 2234 is disposed at the intersection of the first imaginary line and the third imaginary line.

In one embodiment, the floor washing machine further includes an alarm and a controller, and the controller is electrically connected to the alarm and the water level detection member 223 respectively. During the use of the washing machine, if the controller judges that the tank body 2221 is full of water when the first side wall 2222 is inclined relative to the direction of travel of the washing machine according to the detection signal of the water level detection part 223, the controller controls the alarm. Alarm to remind the user to discharge the water in the box body 2221 in time. If the controller obtains that the tank 2221 is tilted excessively according to the detection signal of the water level detection part 223, the controller controls the alarm to give an alarm, reminding the user to return the washing machine to the normal use state, so as to avoid the backflow of water in the tank 2221 and other abnormal situations. Optionally, the alarm can be a voice prompter, a vibrator, etc., but is not limited thereto.

In describing the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "Back", "Left", "Right", "Vertical", "Horizontal", "Top", "Bottom", "Inner", "Outer", "Clockwise", "Counterclockwise", "Axial ", "radial", "circumferential" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying No device or element must have a specific orientation, be constructed and operate in a specific orientation, and thus should not be construed as limiting the invention.

In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be interpreted as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Thus, the features defined as "first" and "second" may explicitly or implicitly include at least one of these features. In the description of the present utility model, "plurality" means at least two, such as two, three, etc., unless otherwise specifically defined.

In this utility model, unless otherwise clearly specified and limited, the terms "installation", "connection", "connection", "fixation" and other terms should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected, or integrated; may be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediary, and may be an internal communication between two elements or an interactive relationship between two elements, unless otherwise stated Clearly defined. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model according to specific situations.

In the present invention, unless otherwise clearly specified and limited, the first feature may be in direct contact with the first feature or the first feature and the second feature through an intermediary indirect contact. Moreover, "above", "above" and "above" the first feature on the second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. "Below", "beneath" and "beneath" the first feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is less horizontally than the second feature.

It should be noted that when an element is referred to as being “fixed on” or “disposed on” another element, it may be directly on the other element or there may be an intervening element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical", "horizontal", "upper", "lower", "left", "right" and similar expressions are used herein for purposes of illustration only and are not intended to represent the only embodiments.

The technical features of the above-mentioned embodiments can be combined arbitrarily. To make the description concise, all possible combinations of the technical features in the above-mentioned embodiments are not described. However, as long as there is no contradiction in the combination of these technical features, should be considered as within the scope of this specification.

The above-mentioned embodiments only express several implementation modes of the utility model, and the description thereof is relatively specific and detailed, but it should not be understood as limiting the scope of the utility model patent. It should be noted that those skilled in the art can make several modifications and improvements without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the scope of protection of the utility model patent should be based on the appended claims.

Claims (13)

1. A floor washing machine, characterized in that the floor washing machine comprises a chassis and a fuselage hinged to the chassis, and the fuselage comprises a main body and a water tank detachably mounted on the main body; The chassis includes a chassis body and a battery set on the chassis body; The main body includes a rod body and a contact piece arranged on the rod body, the contact piece includes a first contact end, a wiring channel is arranged in the rod body, and the first contact end is arranged on the wiring channel The first connecting wire inside is electrically connected to the battery; The water tank includes a box body and a water level detection part installed in the box body, the water level detection part includes a detection end located in the box body and a second contact end located on the outer wall of the box body; wherein, when the When the water tank is detachably connected to the main body, the first contact end is in electrical contact with the second contact end. 2. The washing machine according to claim 1, characterized in that, the side wall of the rod body is provided with a perforation or a groove communicating with the wiring channel, and the first contact end passes through the The second connecting wire through the hole or slot is electrically connected with the first connecting wire. 3. The floor washing machine according to claim 1, wherein the body further comprises an operation part arranged on the end of the rod body away from the chassis, and the end of the rod body close to the operation part is provided with An end through hole, the operating part is electrically connected to the battery through a third connecting wire passing through the end through hole and the wiring channel; wherein, the first contact end is connected through a fourth connecting wire It is connected with the operation part, and is electrically connected with the first connection line through the operation part. 4. The floor washing machine according to claim 1, wherein the body further includes an exhaust fan arranged at one end of the rod body close to the chassis, and the rod body also includes an exhaust fan parallel to the wiring channel. An air outlet channel is provided, and the exhaust fan communicates with the water tank through the air outlet channel. 5. The floor washing machine according to claim 1, wherein one of the first contact end and the second contact end is an elastic contact column, and the other is a contact plate. 6. The floor washing machine according to claim 1, wherein the water tank includes a sewage tank and a clean water tank, and the sewage tank and the clean water tank are enclosed to form an accommodating space for accommodating the contact member; Wherein, the contact member is also provided with a first magnetic attraction, the sewage tank and/or the clean water tank is provided with a second magnetic attraction, and the sewage tank and/or the clean water tank passes through the first magnetic attraction The cooperation between a magnetic attraction part and the second magnetic attraction part can be detachably installed on the contact part. 7. The floor washing machine according to any one of claims 1 to 6, wherein the water tank further includes a water pipe, the water pipe includes a water outlet, and the water outlet is arranged in the box; the box The body includes a first side wall that is connected and matched with the fuselage, and a second side wall and a third side wall that are respectively arranged on opposite sides of the first side wall, and the water level detection member is installed on the first side wall. The side wall, and the water level detection part does not exceed the height of the water outlet, and the water level detection part is used to detect whether the tank is full of water when the first side wall is inclined relative to the direction of travel of the washing machine, and Whether the box is inclined excessively when the second side wall and the third side wall are inclined relative to the traveling direction of the scrubber. 8. The washing machine according to claim 7, wherein when the water in the box reaches a preset water capacity and the first side wall is set at a preset angle relative to the direction of travel of the washing machine, The intersection line between the water surface in the box and the first side wall is a first imaginary line; There are at least three water level detection parts, and at least two of the water level detection parts are arranged symmetrically with respect to the axis of the water pipe, and are arranged between the first imaginary line and the horizontal line where the water outlet is located. At least one of the water level detection parts is arranged below the two water level detection parts. 9. The washing machine according to claim 8, characterized in that, when the water in the box reaches a preset water capacity and the second side wall is set at a preset angle relative to the direction of travel of the washing machine, The intersection line between the water surface in the box and the first side wall is a second virtual line; when the water in the box reaches a preset water capacity and the third side wall is in a preset direction relative to the washing machine When the angle is set, the intersection line between the water surface in the box and the first side wall is the third imaginary line; There are three water level detection parts, which are the first water level detection part, the second water level detection part and the third water level detection part, and the first water level detection part and the second water level detection part are both arranged on the On a virtual line, the first water level detection part and the second water level detection part are arranged symmetrically with respect to the axis of the water pipe, and the first water level detection part is closer to the second side relative to the second water level detection part The second water level detection part is arranged on the third side wall relative to the first water level detection part, and the third water level detection part is arranged on the side of the first imaginary line away from the water outlet end, The third water level detection member is disposed in an area enclosed by the second imaginary line facing the second side wall and the third imaginary line facing the third side wall. 10. The washing machine according to claim 9, characterized in that, the first water level detection part is set at the intersection of the first virtual line and the second virtual line, and the second water level detection part It is arranged at the intersection of the first imaginary line and the third imaginary line, and the third water level detection element is arranged at the intersection of the second imaginary line and the third imaginary line. 11. The washing machine according to claim 8, characterized in that, when the water in the tank reaches a preset water capacity and the second side wall is set at a preset angle relative to the direction of travel of the washing machine, The intersection line between the water surface in the box and the first side wall is a second virtual line; when the water in the box reaches a preset water capacity and the third side wall is in a preset direction relative to the washing machine When the angle is set, the intersection line between the water surface in the box and the first side wall is the third imaginary line; There are four water level detection parts, which are the first water level detection part, the second water level detection part, the third water level detection part and the fourth water level detection part, and the first water level detection part is relative to the second water level detection part. The second water level detection part is set close to the second side wall, the second water level detection part is set close to the third side wall relative to the first water level detection part, and the third water level detection part is close to the fourth water level detection part The second side wall is set, and the fourth water level detection part is set close to the third side wall relative to the third water level detection part; the first water level detection part and the second water level detection part are set on the said third water level detection part between the first imaginary line and the horizontal line where the water outlet is located, and arranged symmetrically with respect to the axis of the water pipe; the third water level detection member is arranged on the side of the second imaginary line facing the second side wall On the first imaginary line, the fourth water level detecting member is arranged on the first imaginary line on the side of the third imaginary line facing the third side wall; or, the third water level detecting member It is arranged on the first imaginary line on the side of the second imaginary line facing the second side wall, and the fourth water level detection member is arranged below the first imaginary line and on the third imaginary line In the area enclosed by the side facing the third side wall; or, the third water level detection member is arranged below the first imaginary line and the second imaginary line faces the second side wall In an area enclosed by one side, the fourth water level detection member is arranged on the first imaginary line on the side of the third imaginary line facing the third side wall. 12. The washing machine according to claim 11, characterized in that, the first water level detection part and the third water level detection part are staggered, and the second water level detection part and the fourth water level detection part Stagger settings. 13. The washing machine according to claim 11, characterized in that, the first water level detection part is set at the intersection of the second imaginary line and the horizontal line where the water outlet is located, and the second water level detection part Set at the intersection of the third imaginary line and the horizontal line where the water outlet is located, the third water level detection element is located at the intersection of the first imaginary line and the second imaginary line, the fourth water level The detecting element is arranged at the intersection of the first imaginary line and the third imaginary line.

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