CN220646173U

CN220646173U - Water pump assembly and floor washing machine

Info

Publication number: CN220646173U
Application number: CN202321231143.4U
Authority: CN
Inventors: 周杰; 万科学; 殷春晖
Original assignee: Dishe Intelligent Technology Wuhan Co Ltd
Current assignee: Dishe Intelligent Technology Wuhan Co Ltd
Priority date: 2023-05-19
Filing date: 2023-05-19
Publication date: 2024-03-22
Anticipated expiration: 2033-05-19

Abstract

The utility model discloses a water pump assembly and a floor washing machine, wherein the water pump assembly comprises a mounting shell, openings are formed in two ends of the mounting shell in a one-to-one mode, and two power taking sockets/contact pins for supplying power to a water pump are arranged in a region, close to a power taking electrode, of a side wall of a small opening end of the mounting shell; the sealing component is detachably arranged at the large end opening of the installation shell and is used for vertically turning the water inlet and outlet direction of the water inlet and outlet end of the water pump to penetrate out from two through holes at one side of the installation shell; and the end cover is detachably covered at the small opening end of the installation shell. Dismantle seal assembly from the first end of installation casing, with the end cover again from the second end of installation casing after dismantling, can take out the damage water pump that whole is located the installation casing, this dismantlement process is convenient high-efficient.

Description

Water pump assembly and floor washing machine

Technical Field

The utility model relates to the technical field of cleaning equipment, in particular to a water pump assembly and a floor washing machine.

Background

When the water pump assembly fails, because the internal waterway pipeline is too complex and is electrically connected with a complicated power line and a signal line, a user can only send the whole failed floor scrubber back to a manufacturer for maintenance. Because most water pump assembly sets up as an organic wholely, is difficult to take out the water pump of the inside damage of water pump assembly, need dismantle the shell of water pump assembly with the help of professional extracting tool, have more electric connection and water route interface connection between on the other hand water pump assembly and the washing machine fuselage, lead to the production and make the in-process installation of washing machine and the inefficiency of maintaining water pump assembly.

Disclosure of Invention

In order to solve the technical problem that in the prior art, the shell of the water pump assembly needs to be disassembled by means of a professional disassembling tool, and the efficiency of installing and maintaining the water pump assembly by manufacturers and users is low, the embodiment of the utility model provides the water pump assembly and the floor washing machine.

The technical scheme adopted for solving the technical problems is as follows:

in a first aspect, an embodiment of the present utility model provides a water pump assembly, including:

the water pump is provided with a water inlet and outlet end arranged at the bottom of the water pump and two electricity taking electrodes arranged at the top of the water pump;

the installation shell is provided with openings at one large end and one small end, and two electricity taking sockets/contact pins which are electrically connected with the electricity taking electrodes and supply power to the water pump are arranged in the area, close to the electricity taking electrodes, of one side wall of the small opening end of the installation shell;

the sealing component is used for sealing the water pump in the installation shell, and is detachably plugged at the large opening end of the installation shell, and the sealing component is used for vertically turning the water inlet and outlet direction of the water inlet and outlet end of the water pump to penetrate out from two through holes at one side of the installation shell;

the end cover is detachably covered at the small opening end of the installation shell;

wherein, the orientation of two get electric socket/contact pin is unanimous with two through-holes.

In one or some optional embodiments, one end of the sealing component is provided with a concave table which is accommodated in and elastically seals against the water inlet end and the water outlet end of the water pump, one side of the sealing component is provided with a water inlet boss and a water outlet boss which are respectively communicated with the water inlet part and the water outlet part of the water pump, and the water inlet boss and the water outlet boss are respectively in sealed elastic abutting joint with the two through holes;

in one or some alternative embodiments, a first drain tube and a second drain tube are disposed within the seal assembly; the first end of the first drainage tube is communicated with the water inlet part of the water pump, and the second end of the first drainage tube is communicated with the water inlet boss; the first end of the second drainage tube is communicated with the water outlet part of the water pump, and the second end of the second drainage tube is communicated with the water outlet boss.

In one or some optional embodiments, the second end of the first drainage tube is a channel perpendicular to the first end and penetrating through the water inlet boss and an adjacent side end of the water inlet boss, and a first water sealing plug is arranged at the opposite side end of the water inlet boss; the second end of the second drainage tube is a channel which is perpendicular to the first end and penetrates through the water outlet boss and one side end adjacent to the water outlet boss, and a second water sealing plug is arranged at the opposite side end of the water outlet boss.

In one or some alternative embodiments, the mounting housing is provided with a partition near its small mouth end, which partitions the mounting housing into a mounting cavity for fitting the water pump and a wiring cavity for wiring the water pump;

in one or some alternative embodiments, the depth of the wiring cavity is consistent with the thickness of the end cap.

In one or some optional embodiments, a first connecting column with an internal threaded hole is arranged on one side, facing the wiring cavity, of the partition board, a through hole corresponding to the first connecting column is arranged on the end cover, and the through hole and the threaded hole are simultaneously penetrated through by a locking piece, so that the end cover covers the wiring cavity.

In one or some optional embodiments, a side wall of the wiring cavity is provided with a positioning groove, and a positioning part is arranged on the outer peripheral side of the end cover, and when the end cover is assembled in the wiring cavity, the outer side of the positioning part is abutted with the groove wall of the positioning groove.

In one or some optional embodiments, the electric power supply device further comprises a sealing cover elastically abutting against the partition board, the sealing cover is sleeved on the top end of the water pump, two protrusions with through holes are arranged at positions, corresponding to the power supply electrodes, of the sealing cover, the protrusions penetrate through the partition board and the corresponding through holes, and the power supply electrode outgoing wires of the water pump penetrate through the protrusions and enter the wiring cavity.

In one or some optional embodiments, a positioning convex column is arranged at one end of the water pump close to the wiring cavity, a second connecting column is arranged at one side of the sealing cover, which faces the positioning convex column, and a positioning groove is arranged on the second connecting column; when the sealing cover is sleeved on one end of the water pump, which is close to the end cover, the positioning convex column is inserted into the positioning groove.

In one or some alternative embodiments, at least one fastener is provided on opposite sides of the mounting housing.

In one or some alternative embodiments, the two power take-off receptacles/pins of the mounting housing are in the same plane as the two through holes.

In a second aspect, an embodiment of the present utility model further provides a floor scrubber, where the water pump assembly provided in the first aspect is disposed in the floor scrubber.

Compared with the prior art, the utility model has the beneficial effects that:

1. the sealing assembly is detached from the first end of the installation shell, and after the end cover is detached from the second end of the installation shell, the damaged water pump which is wholly located in the installation shell can be taken out.

2. When a user removes or installs the water pump assembly on the floor-washing machine body at a time, the electric connection and the waterway connection of the water pump assembly can be disconnected or connected at one time, so that the maintenance efficiency is improved.

3. After the water pump assembly is adopted, the aim that the butt joint action of 4 pipeline interfaces can be realized in the prior art is realized only by the butt joint action of two identical sides in a single direction, and the production and manufacturing efficiency of the floor washing machine can be improved. The user also can improve the efficiency of changing and maintaining when needing to change and maintain the water pump when meetting the water pump trouble, promotes the convenience that the water pump maintained.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a water pump assembly of an embodiment of the present utility model mounted to a floor scrubber body;

FIG. 2 is a perspective view of a water pump assembly according to an embodiment of the present utility model;

FIG. 3 is another perspective view of a water pump assembly according to an embodiment of the present utility model;

FIG. 4 is a front view of a water pump assembly according to an embodiment of the present utility model;

FIG. 5 is a planer view of FIG. 4A;

FIG. 6 is a view of the planer of FIG. 4B;

FIG. 7 is an exploded view of a water pump assembly according to an embodiment of the present utility model;

FIG. 8 is a top view of an embodiment of the water pump assembly with the end cap hidden;

FIG. 9 is a view of the planer of FIG. 8 from direction C;

FIG. 10 is an assembled schematic view of a water pump assembly according to an embodiment of the present utility model;

FIG. 11 is a schematic view of a wiring cavity portion assembly of a water pump assembly according to an embodiment of the present utility model;

reference numerals in the drawings:

200. a floor scrubber body; 201. a hook; a1, electrode positive; a2, electrode negative; b1, a water supply port; b2, a water pumping port;

100. a water pump assembly;

1. a water pump; 11. a water inlet part; 12. a water outlet part; 13. positioning the convex column;

2. a mounting shell; 21. a partition plate; 22. a first connection post; m, a wiring cavity; a1, a socket/pin; a2, a socket/pin; 23. a first through hole; 24. a second through hole;

3. a seal assembly; 31. a water inlet boss; 32. a water outlet boss; 33. a first drainage tube; 34. a second drainage tube; 35. a concave table; 36. a first water seal plug; 37. a second water seal plug;

4. an end cap; 42. a through hole; 43. a locking member; 44. a positioning part; 45. an electrode separator;

5. sealing cover; 51. a second connection post;

6. a buckling piece; 61. a pressing part; 62. a clamping part; 63. the clamping sliding surface; 64. a deformation zone.

Detailed Description

The claims hereof are to be read in further detail with reference to specific embodiments and to the accompanying drawings, in which the embodiments described are only some, but not all embodiments of the utility model. Based on the embodiments of the present utility model, one of ordinary skill in the art would recognize that all other embodiments obtained without taking any inventive effort are within the scope of the present utility model.

It should be understood that, in the embodiments of the present utility model, all directional terms, such as "upper", "lower", "left", "right", "front", "rear", etc., are used for convenience in describing the present utility model only and are not intended to be limiting, since the directional terms, such as "upper", "lower", "left", "right", "front", "rear", etc., are based on the orientation, positional relationship shown in the drawings or the orientation or positional relationship in which the inventive product is conventionally put in use. Merely to explain the relative positional relationship, movement, etc. between the components shown in the drawings, the directional indication may be changed when the specific posture is changed.

Furthermore, ordinal words such as "first," "second," and the like in the description of the present utility model are used for distinguishing purposes only and are not to be construed as indicating or implying a relative importance or an implicit indication of the number of technical features indicated. The features defining "first", "second" may be explicit or implicit and at least one of the features. In the description of the present utility model, the meaning of "plurality" means at least two, i.e., two or more, unless otherwise specifically defined; the meaning of "at least one" is one or more.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly, and may, for example, be defined as having a relatively fixed positional relationship between components, as having a physically fixed connection between components, as being detachably connected, or as a unitary structure; the connection can be mechanical connection or electric signal connection; can be directly connected or indirectly connected through intermediate media or components; the communication between two elements or the interaction relationship between two elements is not limited by the specification, and the specific meaning of the terms in the present utility model will be understood by those skilled in the art according to the specific circumstances except that the corresponding function or effect cannot be achieved when other understanding is made.

In order to solve the technical problem that most of water pump components are integrally arranged, so that a damaged water pump in the water pump components is difficult to take out, and most of the water pump components need to be disassembled by means of special disassembly tools, so that manufacturers consume unnecessary disassembly procedures, as shown in fig. 1 to 11, the embodiment of the utility model provides a water pump component 100, when the water pump 1 is damaged, a sealing component 3 is disassembled from a large end opening of an installation shell 2, and an end cover 4 is disassembled from a small end opening of the installation shell 2, so that the whole installation shell 2 can be taken out.

In a first aspect, an embodiment of the present utility model provides a specific structure of a water pump assembly 100, according to fig. 2 to 11, the water pump assembly 100 specifically includes a water pump 1, a mounting housing 2 accommodating the water pump 1, a sealing assembly 3 sealing the water pump 1 in the housing 2 from one end, and an end cover 4 provided at an end of the housing 2 from the other end cover, wherein the water pump 1 has a water inlet and outlet end (not shown in the drawings) provided at a bottom thereof and two power taking electrodes (not shown in the drawings) provided at a top thereof; openings are formed in the two ends of the mounting shell 2 in a large-size mode, and two power taking sockets/pins a1 and a2 which are electrically connected with the power taking electrodes and used for supplying power to the water pump 1 are arranged in the area, close to the power taking electrodes, of one side wall of the small opening end of the mounting shell; the sealing assembly 3 seals the water pump 1 in the installation shell 2, is detachably plugged at the large opening end of the installation shell 2, vertically rotates the water inlet and outlet direction of the water inlet and outlet end of the water pump 1 and then penetrates out of the two through holes 23 and 24 on one side of the installation shell 2, and when the installation shell 2 is detached, the sealing assembly 3 is detached at the large end of the installation shell 2; when the installation shell 2 is assembled, the sealing component 3 is directly elastically pressed into the installation shell 2 after facing the large end opening of the installation shell 2. In addition, the sealing component 3 is in sealing connection with the water inlet and outlet ends of the water pump 1, so that the water is prevented from leaking into the floor scrubber, and the internal electronic structure of the floor scrubber is prevented from being damaged; the end cover 4 is detachably arranged at the end part of the wiring cavity of the second end of the installation shell 2; wherein, the orientation of two get electric socket/contact pin is unanimous with two through-holes. Unlike the conventional installation housing, the end cap 4 of the embodiment of the present utility model may be detached from the small end opening of the installation housing 2, and when a manufacturer needs to replace the power taking socket/pin in the end cap 4 for supplying power to the water pump 1, the manufacturer can take out the damaged power taking socket/pin in the installation housing 2 after detaching the end cap 4 from the small end opening of the installation housing 2; when the water pump 1 in the installation shell 2 is damaged and needs to be replaced, a user only needs to take down the sealing component 3 from the large end opening of the installation shell 2, the water pump 1 can be taken out, after the water pump 1 in the installation shell 2 is replaced, the end sealing component 3 is reassembled in the large end opening of the installation shell 2, and the whole water pump 1 replacement process is very convenient.

In one or some alternative embodiments, as shown in fig. 5, 7 and 10, one end of the sealing assembly 3 is provided with a concave table 35 which is accommodated in and elastically seals against the water inlet and outlet ends of the water pump 1, one side surface of the sealing assembly 3 is provided with a water inlet boss 31 and a water outlet boss 32 which are respectively communicated with the water inlet part 11 and the water outlet part 12 of the water pump 1, and the water inlet boss 31 and the water outlet boss 32 are respectively in sealing elastic abutting joint with the two through holes 23 and 24 of the mounting shell 2. Further, as shown in fig. 7, the sealing component 3 is made of an elastic material, and sealing ribs protruding upwards are arranged at two ends of the peripheral wall, close to two ends, of the sealing component 3, so that the sealing effect of the sealing component 3 on the water pump 1 in the installation shell 2 is improved, and water can be prevented from leaking from a gap between the sealing component 3 and the installation shell 2.

In one or some alternative embodiments, as shown in fig. 5 to 7 and 9, a first drainage tube 33 and a second drainage tube 34 are provided in the sealing assembly 3, a first end (vertical section) of the first drainage tube 33 is communicated with the water inlet 11 of the water pump 1, a second end (horizontal section) of the first drainage tube 33 is communicated with the water inlet boss 31, a first end (vertical section) of the second drainage tube 34 is communicated with the water outlet 12 of the water pump 1, and a second end (horizontal section) of the second drainage tube 34 is communicated with the water outlet boss 32. The bottom end of the water pump 1 is provided with a water inlet 11 and a water outlet 12 pointing to the outside of the bottom end, the water inlet 11 is provided with a water inlet channel entering the water pump, the water outlet 12 is provided with a water outlet channel flowing out of the water pump, the end face of the concave table 35 is also provided with a vertical part of a first drainage tube 33 and a vertical part of a second drainage tube 34 which can be elastically butted and accommodate the water inlet 11 and the water outlet 12 respectively, and the vertical part of the first drainage tube 33 and the vertical part of the second drainage tube 34 are vertically turned towards the directions of a water inlet boss 31 and a water outlet boss 32 respectively and extend outwards to penetrate the water inlet boss 31 and the water outlet boss 32 respectively in the sealing assembly 3. The height of the water inlet boss 31 and the water outlet boss 32 higher than the side surface of the sealing component 3 is higher than the height of the sealing rib on the peripheral wall of the sealing component 3 higher than the side surface of the sealing component 3, the height difference of the water inlet boss 31 and the water outlet boss 32 and the sealing rib on the peripheral wall of the sealing component 3 is larger than or equal to the wall thickness of the mounting shell 2 in the two through holes 23 and 24, so that the whole water pump assembly can be ensured to be in more sufficient elastic abutting connection with the water outlet B1 and the water pumping port B2 of the floor washing machine body 200 when being mounted in the floor washing machine body 200, the water outlet B1 and the water pumping port B2 can be ensured to be more sufficiently extended into the first drainage tube 33 and the second drainage tube 34 of the water inlet boss 31 and the water outlet boss 32, and the parts of the elastic water inlet boss 31 and the parts of the water outlet boss 32 higher than the mounting shell 2 can be just used for rapidly expanding and filling the fit gap between the mounting shell 2 and the floor washing machine body 200. Meanwhile, the floor washing machine body 200 is further provided with an electrode positive A1 and an electrode negative A2 which are matched with the power taking sockets/contact pins A1 and A2 of the water pump assembly 100, and when a user removes or installs the water pump assembly 100 on the floor washing machine body 200 at a single time, the electric connection and the waterway connection of the water pump assembly 100 can be disconnected or connected at one time, so that the maintenance efficiency is improved.

In one or some alternative embodiments, as shown in fig. 6, 7, 9 and 10, the second end (horizontal section) of the first drainage tube 33 is a channel perpendicular to the first end (vertical section) and penetrating the water inlet boss 31 and the adjacent side end thereof, and a first water sealing plug 36 for preventing water from flowing out from the side is arranged at the adjacent side end of the water inlet boss 31; the second end (horizontal section) of the second drainage tube 34 is a channel perpendicular to the first end (vertical section) and penetrating the water outlet boss 32 and the adjacent side end thereof, and a second water sealing plug 37 for preventing water from flowing out from the side is arranged at the adjacent side end of the water outlet boss 32. As shown in fig. 6, the sealing assembly 3 is made of an elastic material, and in order to manufacture a channel perpendicular to the first end (vertical section) of the first drainage tube 33 and the first end (vertical section) of the second drainage tube 34, at the second end (horizontal section) of the first drainage tube 33 and the second end (horizontal section) of the second drainage tube 34 of the sealing assembly 3, the simplest method is to directly pull the second end (horizontal section) of the first drainage tube 33 and the second end (horizontal section) of the second drainage tube 34 through a channel penetrating a side wall when the sealing assembly 3 is plastically formed, and additionally add a water sealing plug to a channel through which water does not need to flow for sealing, so that the difficulty of processing and forming the three-dimensional channel inside the sealing assembly 3 is reduced. On the other hand, after the second end (horizontal section) of the first drainage tube 33 and the second end (horizontal section) of the second drainage tube 34 are plugged into the water pump housing 2 by using the first water sealing plug 36 and the second water sealing plug 37, the first water sealing plug 36 and the second water sealing plug 37 can be further supported by the outer wall of the water pump housing 2 as shown in fig. 6, so that leakage of the first water sealing plug 36 and the second water sealing plug 37 under a certain water flow pressure can be prevented.

In one or some alternative embodiments, as shown in fig. 5, 7, 9 and 11, the mounting housing 2 is provided with a partition 21 near its small mouth end, which partition 21 isolates the mounting housing 2 into a mounting cavity (not shown in the drawings) for fitting the water pump 1 and a wiring cavity M for wiring the pump 1. The installation casing 2 big end opening is provided with the installation cavity that is used for assembling water pump 1 in it, and the shape of water pump 1 is cylindric, and the installation cavity is cylindric, and when water pump 1 assembled in the installation cavity, the outside of water pump 1 and the chamber wall butt in installation cavity to assemble in the installation cavity steadily, prevent to lead to the situation that water pump 1 takes place to rock in the installation cavity when installation casing 2 collides with other structures. In addition, the mounting case 2 is provided with a large end and a small end which are disposed opposite to each other. The big end and the small end of the installation shell 2 are opened, the installation shell 2 is provided with a baffle 21 near the small end, a wiring cavity M is isolated above the installation cavity, two wire outlet holes (not shown in the drawing) corresponding to two electrode plates (not shown in the drawing) of the water pump 1 are arranged on the baffle 21, and the electrode lead-out wires of the water pump 1 can pass through the wire outlet holes to enter the wiring cavity M and then be welded with two power taking sockets/contact pins a1 and a2 which are clamped at the end parts of the wiring cavity and can take power outwards. One side of the sealing assembly 3 is provided with a water inlet 31 and a water outlet 32 which are respectively communicated with the water inlet 11 and the water outlet 12 of the water pump 1, that is, the water inlet 11 of the water pump 1 is communicated with the water inlet 31, and the water outlet 12 of the water pump 1 is communicated with the water outlet 32. When water is poured from the outside, the water is poured into the water inlet part 11 of the water pump 1 through the water inlet 31; on the contrary, when water is poured outside, the water outlet 12 of the water pump 1 is poured into the water, and in this process, the sealing assembly 3 is in sealing connection with the large end opening of the installation housing 2, so that the water is prevented from leaking into the floor scrubber.

In this embodiment, as shown in fig. 5 to 7 and 9 to 10, a concave table 35 is concavely disposed on an end surface of one side of the sealing assembly 3 connected to the water pump 1, when the water pump 1 in the installation housing 2 is replaced, the sealing assembly 3 is firstly removed from the large end of the installation housing 2, the large end opening of the installation housing 2 is opened at this time, and then the water pump 1 is separated from the installation housing 2 in a direction of deviating from the small end of the installation housing 2 toward the large end of the installation housing 2, so that the whole water pump 1 can be taken out, that is, after the sealing assembly 3 is removed from the large end opening of the installation housing 2, the water pump assembly 100 is rotated in a homeopathic manner, so that the large end opening of the installation housing 2 faces the gravity direction, and the water pump 1 can slide out of the large end opening of the installation housing 2 homeotropically under the action of gravity; when the water pump 1 is assembled in the installation cavity, two electrode outgoing lines of the water pump 1 pass through two outgoing lines of the partition plate 21, then the large end opening of the installation shell 2 faces upwards, two electrode ends of the water pump 1 face downwards, the water pump 1 is slid into the installation shell 2 in a proper state until the electrode ends of the water pump 1 are abutted against the partition plate 21, at this time, the sealing assembly 3 is continuously pressed into the first end (vertical section) of the first drainage tube 33 and the first end (vertical section) of the second drainage tube 34 of the sealing assembly 3 by elastically matching the concave platform 35 towards the water inlet 11 and the water outlet 12 of the water pump 1, until the water pump 1 is abutted against the concave platform 35 of the sealing assembly 3 to communicate the water inlet 11 with the water inlet 31 and the water outlet 12 of the water pump 1, so that the water inlet and outlet ends of the water pump 1 are in alignment connection with the sealing assembly 3 is completed, and finally the exposed end face of the sealing assembly 3 is kept flush with the large end face of the installation shell 2. In addition, since the outer diameter of the concave table 35 is identical to the outer diameter of the water pump 1, the stability of the water pump 1 is further improved after the water pump 1 is aligned and connected to the concave table 35 of the seal assembly 3 and the seal assembly 3.

In the present embodiment, as shown in fig. 1, 5, 6, and 7, a first drain tube 33 and a second drain tube 34 are provided in the seal assembly 3, and water is poured into the water pump 1 or out of the water pump 1 through the first drain tube 33 and the second drain tube 34 when passing through the seal assembly 3. The first end (vertical section) of the first drainage tube 33 is communicated with the water inlet portion 11 of the water pump 1, the second end (horizontal section) of the first drainage tube 33 is communicated with the water inlet 31, the first end (vertical section) and the second end (horizontal section) of the first drainage tube 33 are both arranged in an opening mode, and when the water inlet portion 11 of the water pump 1 is arranged on the first end (vertical section) of the first drainage tube 33 and the water inlet 31 of the second end (horizontal section) of the first drainage tube 33 in a penetrating mode, a water inlet pipeline is formed, and at the moment, the water supply tank of the floor washing machine is used for filling water into the water pump 1. The first end (vertical section) of the second drainage tube 34 is communicated with the water outlet 12 of the water pump 1, the second end (horizontal section) of the second drainage tube 34 is communicated with the water outlet 32, the first end (vertical section) and the second end (horizontal section) of the second drainage tube 34 are both provided with openings, and the water outlet 12 of the water pump 1 is penetrated through the first end (vertical section) of the second drainage tube 34 and the water outlet 32 of the second end (horizontal section) of the floor scrubber to form a water outlet pipeline when water is penetrated through the water outlet 32 of the second end (horizontal section) of the second drainage tube 34, and at the moment, water flows into the water outlet pump 1 from the water pump 1. Through the first drainage tube 33 and the second drainage tube 34, water is not influenced mutually in the process of filling or pouring out of the water pump 1. The sealing component 3 with the first drainage tube 33 and the second drainage tube 34 is arranged, so that the waterway pipeline connection of connecting and discharging the water pump 1 to the target interface by using two pipelines is simpler, the water inlet 11, the water outlet 12 and the sealing component 3 of the water pump 1 are abutted only by the water pump relative to the axis direction of the concave table 35 of the sealing component 3, and the connection of 4 pipeline interfaces of the water pump component 100 installed in the floor-cleaning machine body 200 is realized by simultaneously abutting the first drainage tube 33 and the second drainage tube 34 on the sealing component 3 of the water pump component to the water delivery port B1 and the water pumping port B2 of the floor-cleaning machine body. Simply put, after the water pump assembly 100 of the present application is adopted, only two butt joint actions on the same side in a single direction are needed, so that the aim that the butt joint actions of 4 pipeline interfaces can be achieved in the prior art is achieved, and the production and manufacturing efficiency of the floor washing machine can be improved. The user also can improve the efficiency of changing and maintaining when needing to change and maintain the water pump when meetting the water pump trouble, promotes the convenience that the water pump maintained.

It should be noted that, the water supply port B1, the water pumping port B2, the water inlet portion 11, the water outlet portion 12, the electrode positive A1 and the electrode negative A2 are only for the convenience of expressing the technical scheme, and in the application of the whole technical scheme of the application, the water inlet, the water outlet, the water supply, the water pumping, the electrode positive and the electrode negative can be flexibly selected according to actual needs, and these technical schemes are all within the protection scope of the application.

In one or some alternative embodiments, as shown in fig. 5, 7, 9 and 11, the installation housing 2 is provided with a partition 21 near the small end, a wiring cavity M is isolated above the installation cavity, the wiring cavity M is arranged at the inner side of the opening of the small end of the installation housing 2 and is used for being assembled to the end cover 4, and the outer side of the end cover 4 is abutted with the groove wall of the wiring cavity M due to the shape of the wiring cavity M being matched with the shape of the end cover 4 so as to completely accommodate the end cover 4 in the wiring cavity M; in addition, the distance from the small end of the installation housing 2 to the partition plate 21, namely the depth of the wiring cavity M, is consistent with the overall thickness of the end cover 4, so that the end cover 4 accommodated in the wiring cavity M is flush with the small end of the installation housing 2 and cannot protrude out of the wiring cavity M, thereby reducing the occupation of the whole water pump assembly 100 in the height dimension of the space in the floor cleaning machine body 200 and improving the internal utilization rate of the floor cleaning machine. Further, the end cover 4 is located at a position between the two power taking sockets/pins a1 and a2 in the wiring cavity towards one side of the wiring cavity M, and an electrode partition board 45 extends from the end face of the end cover 4, which is flush with the end faces of the power taking sockets/pins a1 and a2 of the water pump assembly 100, to the end of the length of the power taking sockets/pins a1 and a2 in the wiring cavity M, so that when the electrode partition board 45 can prevent a small amount of water from leaking into the wiring cavity M, the electrode partition board 45 can still effectively prevent the water from causing a short circuit between the two power taking sockets/pins a1 and a2 of the water pump assembly.

In one or some alternative embodiments, as shown in fig. 5 and 9, a first connecting post 22 is arranged on the partition 21 of the wiring cavity M towards the end cover 4, the height of the first connecting post 22 is lower than the depth of the wiring cavity M, the height difference between the height of the first connecting post 22 and the depth of the wiring cavity M is exactly the wall thickness of the top end of the end cover 4, so that the first connecting post 22 is completely positioned in the wiring cavity M, the end face of the end cover 4 is exactly flush with the end face of the second end of the mounting shell 2 when the end cover 4 is covered in the wiring cavity M, and one end of the first connecting post 22 towards the end cover 4 is provided with a threaded hole; the end cap 4 is provided with a through hole 42 corresponding to the first connection post 22; for example, the first connecting post 22 is disposed in the central axial direction of the wiring chamber M, the through hole 42 is disposed in the central axial direction of the end cap 4, and when the end cap 4 is assembled in the wiring chamber M, the screw hole is disposed corresponding to the through hole 42. Since the locking member 43 is simultaneously inserted into the through hole 42 and the screw hole, and the through hole 42 is inserted into the wall thickness of the tip of the end cap 4, the locking member 43 is inserted into the through hole 42 and then screwed into the screw hole, so that the end cap 4 is assembled in the junction chamber M. When the water pump 1 in the installation shell 2 needs to be taken out for re-welding the power taking socket/pin a1 and a2, the locking piece 43 is twisted until the locking piece 43 is separated from the through hole 42 and the threaded hole, the end cover 4 is separated from the small end opening of the installation shell 2, at the moment, the sealing component 3 with the large end opening of the installation shell 2 is taken out from the large end opening of the installation shell 2, the water pump component is rotated to enable the large end of the installation shell 2 to face downwards, and the water pump 1 can slide out of the large end opening of the installation shell 2 along the action of gravity; after the water pump 1 is assembled and the power taking sockets/pins a1 and a2 are welded again, the end cover 4 is assembled in the wiring cavity M, and the locking piece 43 is simultaneously penetrated through the through hole 42 and the threaded hole, so that the installation shell 2 can be stably assembled between the end cover 4 and the sealing assembly 3, and the stability of the installation shell 2 is improved. The locking member 43 according to the embodiment of the present utility model is, for example, a screw or a bolt, and is not particularly limited.

In one or some alternative embodiments, as shown in fig. 3, a positioning groove (not shown in the drawing) which is communicated with the wiring cavity M is further formed inside the small end opening of the mounting housing 2, a positioning part 44 is formed on the outer peripheral side of the end cover 4, and the groove shape of the positioning groove is matched with the shape of the positioning part 44; for example, the end cover 4 is square, and the positioning groove is square, so that when the end cover 4 is assembled in the wiring cavity M, the outer side of the positioning portion 44 abuts against the groove wall of the positioning groove, preventing the whole end cover 4 from rotating around the first connecting post 22, and further improving the stability of the end cover 4.

In one or some alternative embodiments, as shown in fig. 5 and fig. 7 to fig. 9, the water pump assembly 100 further includes a sealing cover 5, the sealing cover 5 is sleeved on the electrode lead-out wire end of the water pump 1, two wire-outlet protection platforms 51 corresponding to the electrode lead-out wire of the water pump 1 are provided on the end surface of the sealing cover 5, a wire-outlet hole is provided in the center of the wire-outlet protection platform 51, after the sealing cover 5 is sleeved on the electrode lead-out wire end of the water pump 1, the sealing cover 5 is elastically abutted on the partition 21 near the small end of the installation shell 2 after being installed in the installation shell 2, and the wire-outlet protection platforms 51 of the sealing cover 5 correspond to the wire-outlet hole on the partition 21. The whole sealing cover 5 is made of flexible materials, and because water in the water pump 1 is easy to leak outside the installation shell 2, the flexible sealing cover 5 is arranged at one end, close to the end cover 4, of the water pump 1, and the sealing protection of the water pump 1 at the first end of the installation shell 2 can be further improved from the large end and the small end of the installation shell 2 by matching with the flexible sealing assembly 3.

In one or some alternative embodiments, as shown in fig. 5, 7 and 9, a positioning convex column 13 is disposed at one end of the water pump 1 near the end cover 4, a second connecting column (not shown in the drawing) is disposed at one side of the sealing cover 5 facing the positioning convex column 13, a positioning groove (not shown in the drawing) is disposed at the second connecting column, when the sealing cover 5 is sleeved at one end of the water pump 1 near the end cover 4, the outer diameter of the positioning groove is matched with the outer diameter of the positioning convex column 13, so that the positioning convex column 13 can be inserted into the positioning groove, so that the sealing cover 5 can be stably sleeved at one end of the water pump 1 near the end cover 4, the shaking condition of the sealing cover 5 is avoided, and the stability of the sealing cover 5 is further improved.

In one or some alternative embodiments, as shown in fig. 1 to 11, at least one fastening member 6 is disposed on two opposite sides of the installation housing 2, so that the whole water pump assembly 100 is fastened inside the scrubber body 200 and is fastened in the fastening hook 201. Specifically, as shown in fig. 2, the small end of the installation housing 2 extends out to at least one latch 6 along two opposite sides, the latch 6 extends downward from the root of the small end of the installation housing 2, after extending to the lowest position, the latch 6 turns back upward and forms a V-shaped deformation 64 at the root of the small end of the installation housing 2, the latch 6 extends upward from the lowest position of the turning back point along a certain slope, a latch sliding surface 63 is formed on the surface of the latch 6, when the latch sliding surface 63 of the latch 6 continues to extend along a certain slope to be close to the small end column-shaped arc top of the installation housing 2, when the two opposite latches 6 extend out to the opposite sides of the latch sliding surface 63 toward the direction that the two opposite latches 6 deviate from a distance further and further, a latch platform (not shown in the drawing) is provided on the upper surface of the latch 62, which is matched with the lower surface of the latch 201 inside the body 200 of the scrubber, and when the latch 6 continues to extend upward along the certain slope until the curved outer portion 61 is formed at the end of the latch 6. When the user installs the water pump assembly 100 in the scrubber body 200, besides the water channel interface, the electricity taking interface and the components in the scrubber body 200 of the water pump assembly 100, the clamping sliding surface 63 of the fastener 6 can continuously slide downwards along the inner side walls of the opposite hooks 201, and under the combined action of the inclination of the clamping sliding surface 63 and the elastic stress of the V-shaped deformation portion 64, when the water pump assembly 100 slides to a certain extent along the clamping sliding surface 63 of the fastener 6, the clamping portion 62 can spring towards the inner side walls of the opposite hooks 201 and form a stable elastic clamping connection with the hooks 201. When the user needs to take down the water pump assembly 100, only the pressing portion 61 of the buckling piece 6 needs to be pressed first, so that the opposite clamping portion 62 contracts in opposite directions and finally breaks away from the opposite clamping hook 201 to buckle, and at this time, the user only needs to take out the whole water pump assembly 100 upwards in a direction deviating from the sliding-in clamping direction, and the separation of the water pump assembly 100 and the floor washer body 200 can be completed. The traditional water pump assembly is generally and directly fixed on the body inside the floor washing machine, and if the water pump assembly is disassembled, special disassembly tools are needed. When the water pump assembly is disassembled, the whole water pump assembly can be taken out after the buckling parts 6 on the two sides of the installation shell 2 are manually broken, so that convenience in disassembly is improved, the water pump assembly is disassembled without tools in a real sense, and the difficulty in maintaining the water pump assembly by a user is reduced.

In one or some alternative embodiments, as shown in fig. 1-11, the two power take-off receptacles/pins a1, a2 of the mounting housing 2 are in the same plane as the two through holes 23, 24 of the mounting housing 2. Of course, from a geometric point of view, a straight line formed by the two points a1, a2 and a straight line formed by the centers of the two through holes 23, 24, the two parallel lines would naturally be on a plane. The two power take-off sockets/pins a1, a2 of the installation housing 2 are located on the same plane with the two through holes 23, 24 of the installation housing 2, which means that the side wall of the installation housing 2 containing the two power take-off sockets/pins a1, a2 and the two through holes 23, 24 is itself a complete side wall located on the same plane. In this way, the butt-joint side wall of the flat installation housing 2 can be conveniently and quickly installed on the corresponding flat inner side wall of the floor scrubber body 200. Further, if the two power taking sockets/pins a1 and a2 of the installation housing 2 and the two through holes 23 and 24 of the installation housing 2 are respectively disposed on the step surfaces of the installation housing 2 with different heights, the corresponding butt joint surfaces of the corresponding floor scrubber body 200 should also be step surfaces, so long as the connection between the electrical interface and the waterway interface of the water pump assembly 100 can be rapidly achieved at a time.

According to the water pump assembly 100 provided by the embodiment of the utility model, the sealing assembly 3 is detached from the large end opening of the installation shell 2, and then the end cover 4 is detached from the small end opening of the installation shell 2, so that the damaged water pump 1 which is wholly positioned in the installation shell 2 can be taken out. When the user removes or installs the water pump assembly 100 to the floor scrubber body 200 at a single time, the electrical connection and the waterway connection of the water pump assembly 100 can be disconnected or connected at one time, thereby improving maintenance efficiency. After the water pump assembly is adopted, the aim that the butt joint action of 4 pipeline interfaces can be realized in the prior art is realized only by the butt joint action of two identical sides in a single direction, and the production and manufacturing efficiency of the floor washing machine can be improved. The user also can improve the efficiency of changing and maintaining when needing to change and maintain the water pump when meetting the water pump trouble, promotes the convenience that the water pump maintained.

In a second aspect, an embodiment of the present utility model further provides a floor scrubber, in which the water pump assembly 100 provided in the first aspect is disposed, and when the water pump 1 is replaced, the water pump 1 disposed in the installation housing 2 is taken out according to the foregoing embodiment after the water pump assembly 100 in the floor scrubber is disassembled.

The foregoing has outlined rather broadly the more detailed description of embodiments of the present application, wherein specific examples have been provided herein to illustrate the principles and embodiments of the present application, and wherein the above examples are provided to assist in the understanding of the methods and concepts of the present application. Meanwhile, based on the ideas of the present application, those skilled in the art can make changes or modifications on the specific embodiments and application scope of the present application, which belong to the scope of the protection of the present application. In view of the foregoing, this description should not be construed as limiting the application.

Claims

1. A water pump assembly, comprising:

2. The water pump assembly according to claim 1, wherein one end of the sealing assembly is provided with a concave table which is accommodated and elastically sealed and abutted with the water inlet end and the water outlet end of the water pump, one side of the sealing assembly is provided with a water inlet boss and a water outlet boss which are respectively communicated with the water inlet part and the water outlet part of the water pump, and the water inlet boss and the water outlet boss are respectively and elastically sealed and abutted with the two through holes.

3. The water pump assembly of claim 2, wherein the seal assembly has a first drain tube and a second drain tube disposed therein; the first end of the first drainage tube is communicated with the water inlet part of the water pump, and the second end of the first drainage tube is communicated with the water inlet boss; the first end of the second drainage tube is communicated with the water outlet part of the water pump, and the second end of the second drainage tube is communicated with the water outlet boss.

4. The water pump assembly of claim 3, wherein the second end of the first draft tube is a channel perpendicular to the first end and passing through the water inlet boss and an adjacent side end thereof, and a first water seal plug is arranged at the opposite side end of the water inlet boss; the second end of the second drainage tube is a channel which is perpendicular to the first end and penetrates through the water outlet boss and one side end adjacent to the water outlet boss, and a second water sealing plug is arranged at the opposite side end of the water outlet boss.

5. The water pump assembly of claim 1, wherein the mounting housing is provided with a spacer adjacent the small mouth end thereof, the spacer separating the mounting housing into a mounting cavity for assembling the water pump and a wiring cavity for wiring the water pump.

6. The water pump assembly of claim 5, wherein the junction cavity has a depth that is consistent with a thickness of the end cap.

7. The water pump assembly of claim 5, wherein a first connecting post with an internal threaded hole is arranged on one side of the partition plate facing the wiring cavity, the end cover is provided with a through hole corresponding to the first connecting post, and the through hole and the threaded hole are simultaneously penetrated by a locking piece so as to cover the end cover on the wiring cavity.

8. The water pump assembly of claim 5, wherein a sidewall of the wiring cavity is provided with a positioning groove, and a peripheral side of the end cover is provided with a positioning portion, and an outer side of the positioning portion abuts against a groove wall of the positioning groove when the end cover is assembled in the wiring cavity.

9. The water pump assembly of claim 5, further comprising a sealing cover elastically abutting against the partition plate, wherein the sealing cover is sleeved on the top end of the water pump, two protrusions with through holes are arranged at positions, corresponding to the power taking electrodes, of the sealing cover, the protrusions penetrate through the partition plate and the corresponding through holes, and the power taking electrode outgoing wires of the water pump penetrate through the protrusions and enter the wiring cavity.

10. The water pump assembly of claim 9, wherein a positioning convex column is arranged at one end of the water pump close to the wiring cavity, a second connecting column is arranged at one side of the sealing cover, which faces the positioning convex column, and a positioning groove is arranged on the second connecting column; when the sealing cover is sleeved on one end of the water pump, which is close to the end cover, the positioning convex column is inserted into the positioning groove.

11. The water pump assembly of claim 1, wherein at least one fastener is provided on opposite sides of the mounting housing.

12. The water pump assembly of any one of claims 1-11, wherein the two power extraction sockets/pins of the mounting housing are in the same plane as the two through holes.

13. A floor scrubber characterized in that the water pump assembly of claim 12 is provided in the floor scrubber.