CN220442598U - Floor washing machine and sewage tank thereof - Google Patents

Abstract

The utility model discloses a floor washing machine and a sewage tank thereof, comprising: the box body is internally provided with a sewage channel; the separating piece is arranged in the box body and divides the interior of the box body into a sewage cavity and a mixing cavity which are communicated with each other; the mixing cavity is positioned above the sewage cavity; the upper cover assembly is fixedly connected with the box body; the electrode part, its one end passes the separator is located sewage intracavity, the other end with upper cover subassembly fixed connection, the electrode part includes the metal stick and wraps up in the plastic cover in the metal stick outside, the plastic cover with upper cover subassembly fixed connection, just the plastic cover with be provided with the sealing member between the upper cover subassembly, the metal stick is close to the one end of upper cover subassembly is connected with the wire, the junction of metal stick and wire is located inside the plastic cover. The utility model solves the problem of false alarm generated during cleaning of the wire connection part, greatly improves the productivity of the lower cover of the sewage tank and reduces the cost.

Description

Floor washing machine and sewage tank thereof

Technical Field

The utility model relates to the technical field of cleaning equipment, in particular to a floor cleaning machine and a sewage tank thereof.

Background

The current social environment changes and people pursue health, and with the improvement of living standard, the demands of people on the living environment of families are higher and higher, so that the floor washing machine is widely used for better cleaning the dirty floor and ensuring the cleaning quality.

The sewage tank in the existing floor scrubber is used for temporarily storing sewage, an electrode piece is arranged in the sewage tank and used for detecting the sewage amount in the sewage tank, and the electrode piece in the existing sewage tank is fixedly installed in the following mode:

(1) The whole metal rod in the electrode piece is fixed on the upper cover component of the sewage tank through an encapsulation injection molding process, so that the productivity of the die is greatly reduced; the injection molding cost is increased;

(2) The metal rod is independently fixed on the upper cover assembly of the sewage tank, and then the lead is connected to the elastic sheet of the sewage tank.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the floor washing machine and the sewage tank thereof, solves the problem of false alarm generated during cleaning of the wire connection part, greatly improves the productivity of the lower cover of the sewage tank and reduces the cost.

The utility model is realized by the following technical scheme:

a sewage tank, comprising:

the box body is internally provided with a sewage channel;

the upper cover assembly is used for sealing the opening of the box body;

the electrode piece, the electrode piece includes the metal bar and wraps up in the plastic cover in the metal bar outside, the plastic cover with upper cover subassembly fixed connection, just be provided with the sealing member between the plastic cover with the upper cover subassembly, the metal bar is close to the one end of upper cover subassembly is connected with the wire, the junction of metal bar and wire is located inside the plastic cover.

Further, the metal rod and the plastic sleeve are integrally formed through encapsulation and injection molding, and the lead is at least partially accommodated in the plastic sleeve.

Further, the upper cover assembly comprises an air guide piece, the plastic sleeve is fixedly connected with the air guide piece, and the sealing piece is arranged between the plastic sleeve and the air guide piece.

Further, an opening is formed in the bottom wall of the air guide piece, and the plastic sleeve penetrates through the opening and is fixedly connected with the air guide piece through a screw.

Further, the stand column is convexly arranged on the bottom wall of the air guide piece, the stand column is provided with a through hole, the through hole is communicated with the opening, and the sealing piece is arranged between the plastic sleeve and the inner wall forming the through hole.

Further, the plastic sleeve is provided with a locking part, and the locking part is partially positioned in the through hole and is abutted with the bottom wall.

Further, a groove is formed in the locking portion, and the sealing piece is contained in the groove.

Furthermore, the locking part is also provided with a connecting hole, and the wire passes through the connecting hole and is connected with the metal rod.

Further, a screw hole is further formed in the locking portion, and the screw penetrates through the screw hole to fix the locking portion to the air guide piece.

Further, the upper cover assembly is fixedly connected with the box body.

Further, a coupling piece is arranged at the end part of the upper cover assembly, and the electrode piece is electrically connected with a controller through the coupling piece.

Further, the sewage tank further comprises a separating piece, wherein the separating piece is arranged in the tank body and divides the interior of the tank body into a sewage cavity and a mixing cavity which are communicated with each other; and the mixing cavity is positioned above the sewage cavity.

Further, one end of the electrode part penetrates through the separating part and is positioned in the sewage cavity, and the other end of the electrode part is fixedly connected with the upper cover assembly.

Further, the outer ring of the separating piece is provided with a first sealing ring for sealing with the inner wall of the box body.

Further, the middle part of the separating piece is provided with a matching hole for the sewage channel to penetrate, and a second sealing ring is arranged between the outer wall of the sewage pipe forming the sewage channel and the inner wall forming the matching hole.

A floor scrubber comprises the sewage tank.

Compared with the prior art, the utility model has the advantages that:

1. the bottom of the separating piece is an inclined plane, the bottom of the separating piece is provided with the air inlet and the water outlet, the plane where the air inlet is higher than the plane where the water outlet is, when sewage reaches the bottom surface of the separating piece through the sewage channel, the sewage is easier to drain into the sewage cavity from the water outlet, and the probability of blowing up the sewage in the separating piece can be reduced because the position of the air inlet is higher than the position of the water outlet, so that the possibility of the sewage entering the electrode piece is reduced.

2. The plurality of grid plates are arranged at the water outlet and used for blocking garbage in sewage, so that the water outlet is prevented from being blocked.

3. A pair of water blocking ribs are convexly arranged on the outer side of the air guide piece, and the air inlet and the water outlet are respectively positioned on two sides of the plane where the water blocking ribs are positioned. When the floor washing machine is used, the water at the top is blocked at the rear side of the air inlet of the sewage tank by the two water blocking ribs, so that sewage at the rear part of the water blocking ribs is prevented from directly entering the air inlet and then is sucked into the motor.

4. Through set up the mounting groove on the separator, manger plate muscle and mounting groove joint. When a user installs the sewage tank, the water retaining ribs and the mounting grooves play a role in guiding the assembly of the separating piece and the air guide piece, and the assembly is convenient.

5. Through wrapping up in outward at the metal bar and establishing the plastic cover, plastic cover and upper cover subassembly fixed connection, and be provided with the sealing member between plastic cover and the upper cover subassembly, the one end that the metal bar is close to the upper cover subassembly is connected with the wire, and the junction of metal bar and wire is located inside the plastic cover. The false alarm caused by cleaning water storage at the joint of the metal rod and the wire is avoided, the capacity of the lower cover of the sewage tank is greatly improved, and the cost is reduced.

Drawings

Fig. 1 is a schematic structural view of a sewage tank according to an embodiment of the present utility model;

FIG. 2 is a top view of the tank;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;

FIG. 4 is a schematic exploded view of the structure of the tank section;

FIG. 5 is a schematic view of the structure of the separator;

FIG. 6 is a schematic structural view of an air guide;

FIG. 7 is a partial cross-sectional view taken along line B-B of FIG. 2;

FIG. 8 is a schematic view of a part of the structure of the sewage tank;

FIG. 9 is a schematic view of the structure of the electrode member;

FIG. 10 is a schematic view of the construction of the floor scrubber;

FIG. 11 is a schematic structural view of the upper cover assembly;

FIG. 12 is an exploded view of the sewage tank;

FIG. 13 is a cross-sectional view of the separator;

figure 14 is a block diagram of the assembly of the separator with the duckbill spray head.

1. A case; 10. a sewage channel; 100. an outlet side; 11. a sewage chamber; 12. a mixing chamber; 13. a sewage pipe; 2. a separating member; 20. an air inlet; 21. a water outlet; 210. a grid plate; 22. a mounting groove; 220. a horn mouth; 23. an inclined plane; 230. the lowest part; 231. the highest place; 24. a first seal ring; 25. a mating hole; 26. a second seal ring; 27. a shut-off region; 3. an upper cover assembly; 30. an air guide member; 300. a bottom wall; 301. opening holes; 302. a water blocking groove; 303. a retaining wall; 304. a sidewall; 305. an opening; 306. an air outlet; 307. an air inlet opening; 31. a column; 310. a through hole; 311. an inner wall; 32. water blocking ribs; 33. a support plate; 330. a fixing hole; 35. a cover body; 350. a vent; 36. a coupling piece; 4. an electrode member; 40. a metal rod; 41. a plastic sleeve; 410. a locking part; 411. a groove; 412. a connection hole; 413. screw holes; 42. a seal; 43. a wire; 44. a junction; 5. duckbill spray head; 50. a water inlet end; 6. a sewage tank; 7. a fuselage assembly; 8. a mop assembly.

Detailed Description

The technical scheme of the utility model is further described in non-limiting detail below with reference to the preferred embodiments and the accompanying drawings. In the description of the present utility model, it is to be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. refer to the azimuth or positional relationship based on the azimuth or positional relationship shown in the drawings. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

As shown in fig. 1 to 4, the sewage tank according to an embodiment of the present utility model includes a tank body 1, a separating member 2, an upper cover assembly 3 and an electrode member 4, wherein a sewage passage 10 is provided in the tank body 1, and the separating member 2 is provided in the tank body 1 and divides the interior of the tank body 1 into a sewage chamber 11 and a mixing chamber 12 which are communicated with each other; and the mixing cavity 12 is positioned above the sewage cavity 11; the upper cover component 3 is detachably connected with the box body 1 and used for sealing the opening of the box body 1, and a user can clean garbage in the box body 1 by detaching the upper cover component 3; one end of the electrode member 4 extends into the mixing chamber 12 or one of the sewage chambers 12, in this embodiment, one end of the electrode member 4 passes through the separating member 2 and is located in the sewage chamber 11, the other end of the electrode member 4 is fixedly connected with the upper cover assembly 3, the electrode member 4 is electrically connected with a controller (not shown in the figure), and referring to fig. 4, specifically, the end of the upper cover assembly 3 is provided with a coupling piece 36, and the electrode member 4 is electrically connected with the controller through the coupling piece 36. The electrode part 4 is used for detecting the sewage amount in the sewage cavity 11 and sending out corresponding detection signals to the controller, and the controller sends out prompt instructions after receiving the detection signals of the electrode part 4, so that a user can judge the sewage amount in the sewage cavity 11 according to the prompt instructions, and the user can clean the sewage in the sewage cavity 11 in time.

The sewage pipe 13 is arranged in the box body 1, the sewage channel 10 is arranged in the sewage pipe 13, and the separating piece 2 is arranged around the sewage pipe 13. In this embodiment, the sewage pipe 13 and the tank 1 are integrally formed, and the integrity is good and the mechanical strength is high.

As shown in fig. 4 to 6, the bottom of the separating member 2 has a slope 23, and the bottom of the separating member 2 is provided with an air inlet 20 and a water outlet 21, both of the air inlet 20 and the water outlet 21 are communicated with the sewage chamber 11 and the mixing chamber 12, and the water outlet 21 is located at the lowest position 230 of the slope 23, when sewage reaches the bottom surface of the separating member 2 through the sewage channel 10, the sewage is more easily discharged from the water outlet 21 into the sewage chamber 11, and because the air inlet 20 is higher than the highest position 231 of the slope 23, the probability of blowing up the sewage in the separating member 2 can be reduced, thereby reducing the possibility of the sewage entering the electrode member 4. The water outlet 21 is provided with a plurality of grid plates 210 for blocking garbage in sewage, so that the water outlet 21 is prevented from being blocked, and in the embodiment, the heights of the grid plates 210 are not equal. The bottom of the separating piece 2 can be in other shapes such as an arc surface, so that when sewage reaches the bottom of the separating piece 2, the sewage can enter the sewage cavity 11 through the water outlet 21 at the first time, and the plane of the air inlet 20 is higher than the plane of the water outlet 21.

The sewage tank also comprises a duckbill nozzle 5 positioned in the sewage cavity 11, and the water inlet end 50 of the duckbill nozzle 5 is matched and connected with the water outlet 21. The sewage at the water outlet 21 enters the sewage cavity 11 through the duckbill nozzle 5, so that splash and excessive noise are avoided when the sewage enters the sewage cavity 11.

The upper cover assembly 3 comprises an air guide 30, a cover body 35 and an air inlet 307, wherein the outlet side 100 of the sewage channel 10 is contained in the air guide 30, and the cover body 35 is clamped with the top of the box body 1 while being clamped with the air guide 30. The air guide 30 is at least partially opposite the outlet side 100, and the air guide 30 is spaced apart from the outlet side 100 of the sewage channel 10.

The air guide 30 is integrally formed, and a pair of water blocking ribs 32 are convexly arranged on the outer side of the air guide 30, the water blocking ribs 32 are matched with the separating piece 2, and the air guide 30 and the water blocking ribs 32 jointly prevent sewage from entering the air inlet opening 307. Specifically, the air inlet 20 and the water outlet 21 are respectively located at two sides of the water blocking rib 32.

Specifically, a water blocking groove 302 is formed on a side of the air guide 30 adjacent to the sewage pipe 13, the outlet side 100 of the sewage passage 10 is accommodated in the water blocking groove 302, and the outlet side 100 of the sewage passage 10 is spaced from a blocking wall 303 forming the water blocking groove 302. The side wall 304 forming the water blocking groove 302 is provided with an opening 305, the opening 305 and the water outlet 21 are positioned on the same side of the water blocking ribs 32, and the pair of water blocking ribs 32 are symmetrically arranged about the opening 305. When the floor washing machine is used, the two water retaining ribs 32 and the air guide piece 30 jointly block top water at the rear side of the air inlet 20 of the sewage tank, so that sewage at the rear part of the water retaining ribs 32 is prevented from directly entering the air inlet 20 and then is sucked into a motor (not shown in the figure).

As shown in fig. 11, the air inlet opening 307 is provided on the opposite side of the opening 305, and the water blocking rib 32 is provided to prevent water from entering the air inlet opening 307.

The air guide 30 is further provided with an air outlet 306, and the air outlet 306 is used for communicating the mixing chamber 12 with the external atmosphere.

The cover 35 is provided with a vent 350, and the vent 350 is communicated with the air outlet 306.

As shown in fig. 7-9, the separating element 2 is further provided with a mounting groove 22, and the water blocking rib 32 is matched with the mounting groove 22. Referring to fig. 12, when a user installs the sewage tank, firstly, the separating member 2 is installed in the tank body 1, then the upper cover assembly 3 is assembled on the tank body 1, and meanwhile, the air guide member 30 in the upper cover assembly 3 is matched with the separating member 2, wherein the water blocking ribs 32 and the installation grooves 22 play a guiding role in assembling the separating member 2 and the air guide member 30, so that the assembly is more convenient and quick; when the separating piece is disassembled, the upper cover assembly 3 is taken down, the separating piece 2 is lifted out, the solid garbage in the separating piece 2 is poured out, and the liquid garbage in the box body is poured out.

As shown in fig. 13, a flare 220 is provided upstream of the mounting slot 22 to facilitate the mounting of the air guide 30 in the upper cover assembly 3.

The electrode part 4 comprises a metal rod 40 and a plastic sleeve 41 wrapped on the outer side of the metal rod 40, the plastic sleeve 41 is fixedly connected with the upper cover assembly 3, a sealing piece 42 is arranged between the plastic sleeve 41 and the upper cover assembly 3, one end, close to the upper cover assembly 3, of the metal rod 40 is connected with a conducting wire 43, and a connecting part 44 of the metal rod 40 and the conducting wire 43 is located inside the plastic sleeve 41. Specifically, the metal rod 40 and the plastic sleeve 41 are integrally molded by over-molding, and the wire 43 is at least partially accommodated in the plastic sleeve 41. Specifically, after the metal rod 40 is welded with the wire 43, the metal rod is integrally formed as an insert with the plastic sleeve 41, the welding point is covered by the plastic sleeve 41, one end of the wire 43 away from the metal rod 40 is welded with the coupling piece 36, and the coupling piece 36 is electrically connected with the controller. The false alarm generated by the cleaning and water storage at the joint 44 of the metal rod 40 and the wire 43 is avoided, the capacity of the lower cover of the sewage tank is greatly improved, and the cost is reduced.

The plastic cover 41 is fixedly connected with the air guide 30, and the sealing member 42 is arranged between the plastic cover 41 and the air guide 30.

The bottom wall 300 of the air guide 30 is provided with an opening 301, and the plastic sleeve 41 passes through the opening 301 and is fixedly connected with the air guide 30 through a screw.

The bottom wall 300 of the air guide 30 is provided with a protruding column 31, the column 31 is provided with a through hole 310, the through hole 310 is communicated with the opening 301, and the sealing member 42 is arranged between the plastic sleeve 41 and the inner wall 311 forming the through hole 310.

The plastic sleeve 41 has a locking portion 410, and the locking portion 410 is partially located in the through hole 310 and abuts against the bottom wall 300.

The locking part 410 is provided with a groove 411, a connecting hole 412 and a screw hole 413, the sealing member 42 is accommodated in the groove 411, the wire 43 is connected with the metal rod 40 through the connecting hole 412, and a screw (not shown) is fixed on the air guiding member 30 through the screw hole 413.

The side wall 304 is fixed with a support plate 33, the electrode member 4 passes through a fixing hole 330 of the support plate 33, and the support plate 33 plays a role in fixedly supporting the electrode member 4.

As shown in fig. 10, the present embodiment further provides a floor scrubber including the sewage tank 6, and it should be noted that the floor scrubber includes the body assembly 7 and the mop assembly 8 in addition to the sewage tank 6. The mop component 8 is fixed at the bottom of the body component 7, and the sewage tank 6 is fixedly connected with the body component 7.

In this embodiment, the sewage channel 101, the mixing chamber 12, the air outlet 306 and the air vent 350 are communicated and together define a first separation flow channel X1 for air flow; the sewage channel 101, the mixing chamber 12 and the sewage chamber 11 are communicated and jointly define a second separation flow passage X2 for separating solid substances and liquid substances in sewage. When the floor scrubber is in a working state, the air flow flows in the first separation flow passage X1, the sewage in the sewage channel 101 is driven by the air flow to flow from bottom to top and enter the second separation flow passage X2, and the separation of solid substances and liquid substances in the sewage is realized through the second separation flow passage X2. When the sewage tank sucks sewage, gas, liquid and solid substances in the sewage tank can be effectively separated, the liquid and solid substances are prevented from blocking the airflow channel, the sewage tank is convenient to clean by a user, and the user experience is improved.

As shown in fig. 14, the outer ring of the separator 2 is provided with a first seal ring 24 for sealing with the inner wall of the case 1. The middle part of the separating piece 2 is provided with a matching hole 25 for the sewage channel 10 to penetrate, and a second sealing ring 26 is arranged between the outer wall of the sewage pipe 13 and the inner wall forming the matching hole 25, so that the sewage cavity 11 and the mixing cavity 12 are communicated only through the air inlet 20 and the water outlet 21, and water is prevented from rising and entering the motor through the air inlet opening 307 in the normal push-pull process of a user. The lower side of the air inlet 20 forms a concave intercepting region 27, and the intercepting region 27 prevents liquid in the sewage cavity 11 from being turned upwards and entering the motor through the air inlet 307 when the liquid moves forwards and backwards to clean the ground due to inertia in the use process.

The foregoing examples illustrate only a few embodiments of the utility model and are described in detail herein without thereby limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims (10)

1. A sewage tank, comprising:

a sewage channel (10) is arranged in the box body (1);

the upper cover assembly (3) is used for sealing the opening of the box body (1);

electrode spare (4), its characterized in that, electrode spare (4) include metal bar (40) and wrap up in plastic cover (41) in the metal bar (40) outside, plastic cover (41) with go up lid subassembly (3) fixed connection, just plastic cover (41) with be provided with sealing member (42) between last lid subassembly (3), metal bar (40) are close to one end of last lid subassembly (3) is connected with wire (43), junction (44) of metal bar (40) and wire (43) are located inside plastic cover (41).

2. A tank according to claim 1, characterized in that the metal rod (40) is welded to the wire (43), the metal rod (40) and the wire (43) are integrally formed as an insert and the plastic sleeve (41) by means of over-molding, and the welding point of the metal rod (40) and the wire (43) is covered by the plastic sleeve (41).

3. The sewage tank according to claim 1, characterized in that the upper cover assembly (3) comprises an air guide (30), the plastic sleeve (41) is fixedly connected with the air guide (30), and the sealing member (42) is arranged between the plastic sleeve (41) and the air guide (30).

4. A sewer flushing tank according to claim 3, characterized in that the bottom wall (300) of the wind-guiding member (30) is provided with openings (301), and the plastic sleeve (41) passes through the openings (301) and is fixedly connected with the wind-guiding member (30) by means of screws.

5. The sewage tank according to claim 4, wherein the bottom wall (300) of the air guide member (30) is provided with a stand column (31) in a protruding manner, the stand column (31) is provided with a through hole (310), the through hole (310) is communicated with the opening (301), and the sealing member (42) is arranged between the plastic sleeve (41) and an inner wall (311) forming the through hole (310).

6. -the tank according to claim 5, characterized in that said plastic sleeve (41) has a locking portion (410), said locking portion (410) being partially located inside said through hole (310) and abutting against said bottom wall (300);

further, a groove (411) is formed in the locking portion (410), and the sealing member (42) is accommodated in the groove (411);

further, the locking part (410) is also provided with a connecting hole (412), and the wire (43) passes through the connecting hole (412) to be connected with the metal rod (40);

further, a screw hole (413) is further formed in the locking portion (410), and the screw penetrates through the screw hole (413) to fix the locking portion (410) to the air guide piece (30).

7. A tank according to claim 1, characterized in that the upper cover assembly (3) is fixedly connected to the tank body (1).

8. A tank according to claim 1, characterized in that the end of the upper cover assembly (3) is provided with a coupling piece (36), and the electrode member (4) is electrically connected to a controller through the coupling piece (36).

9. A tank according to claim 1, characterized in that the tank further comprises a separating element (2), which separating element (2) is arranged in the tank (1) and divides the interior of the tank (1) into a sewage chamber (11) and a mixing chamber (12) which are in communication with each other; and the mixing cavity (12) is positioned above the sewage cavity (11);

further, one end of the electrode piece (4) penetrates through the separation piece (2) and is positioned in the sewage cavity (11), and the other end of the electrode piece is fixedly connected with the upper cover assembly (3);

further, a first sealing ring (24) is arranged on the outer ring of the separating piece (2) and is used for sealing with the inner wall of the box body (1);

further, a matching hole (25) is formed in the middle of the separating piece (2) and used for the sewage channel (10) to penetrate, and a second sealing ring (26) is arranged between the outer wall of the sewage pipe (13) forming the sewage channel (10) and the inner wall forming the matching hole (25).

10. A floor scrubber comprising a sewer tank according to any of claims 1-9.