CN215874507U - Sewage tank assembly and ground cleaning equipment - Google Patents
Sewage tank assembly and ground cleaning equipment Download PDFInfo
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- CN215874507U CN215874507U CN202120873830.0U CN202120873830U CN215874507U CN 215874507 U CN215874507 U CN 215874507U CN 202120873830 U CN202120873830 U CN 202120873830U CN 215874507 U CN215874507 U CN 215874507U
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Abstract
The utility model relates to a sewage tank assembly and ground cleaning equipment. The sewage tank assembly comprises a sewage tank body and a sewage tank cover body; the sewage tank body comprises a cylindrical tank body with one end open and the other end closed, and a sewage containing cavity is formed in the cylindrical tank body; a sewage recovery pipe is arranged on the bottom wall of the sewage accommodating cavity in an upward protruding mode, an opening at the bottom end of the sewage recovery pipe is communicated with the outside, and an opening at the top end of the sewage recovery pipe is communicated with the sewage accommodating cavity; the sewage tank cover body comprises a cover body which is covered at the opening end of the cylindrical tank body, and a cover body opening communicated with the sewage containing cavity is formed in the cover body; wherein, the arc sealing washer is equipped with around the lid mouth, and the arc sealing washer is used for supporting tightly sealed with the bottom face of motor power component. The utility model can solve the problems that the design of the top sealing structure of the sewage tank assembly in the related art is unreasonable, so that gas leakage is easy to generate during air flow suction, and the cleaning effect is poor.
Description
Technical Field
The utility model relates to the technical field of cleaning equipment, in particular to a sewage tank assembly and ground cleaning equipment.
Background
With the development of technology and the improvement of living standard, various automatic floor cleaning devices gradually enter thousands of households. In the ground cleaning equipment, the sewage tank assembly is an important part, and sewage can be generated after the ground cleaning equipment is used for cleaning the ground or the ground cleaning equipment is used for cleaning the ground and then is automatically cleaned, and the sewage generated in the cleaning process can be recovered by arranging the sewage tank assembly.
Furthermore, the sewage tank assembly needs to be matched with the motor power assembly, and the motor power assembly can suck the airflow with the waste water into the sewage tank assembly, so that the sewage tank assembly and the motor power assembly need to be closely butted. However, in the conventional technology, the top sealing structure of the sewage tank assembly is unreasonable in design and is not tightly sealed with the motor power assembly, so that relatively serious gas leakage is generated in the process of sucking airflow to the sewage tank assembly through the motor power assembly, the suction effect is poor, the suction effect on sewage is poor, and the cleaning effect is poor.
SUMMERY OF THE UTILITY MODEL
The utility model provides a sewage tank assembly and ground cleaning equipment, and solves the problems that in the related art, the top sealing structure of the sewage tank assembly is unreasonable in design, so that gas leakage is easily generated during air flow suction, and the cleaning effect is poor.
The present invention provides a wastewater tank assembly comprising:
the sewage tank body comprises a cylindrical tank body with one end open and the other end closed, and a sewage containing cavity is formed in the cylindrical tank body; a sewage recovery pipe is arranged on the bottom wall of the sewage accommodating cavity in an upward protruding mode, an opening at the bottom end of the sewage recovery pipe is communicated with the outside, and an opening at the top end of the sewage recovery pipe is communicated with the sewage accommodating cavity; and the number of the first and second groups,
the sewage tank cover body comprises a cover body which is arranged at the opening end of the cylindrical tank body in a covering manner, and a cover body opening communicated with the sewage containing cavity is formed in the cover body;
the periphery of the cover body opening is provided with an arc-shaped sealing ring, and the arc-shaped sealing ring is used for abutting against and sealing the bottom end face of the rear shell of the machine body below the motor power assembly.
In some embodiments, the arc-shaped sealing ring includes an annular sealing ring square seat sleeved on the peripheral wall surface of the cover opening, and a sealing ring arc surface portion extending upward along the top of the sealing ring square seat and expanding toward the peripheral outer side, and the sealing ring arc surface portion is used for abutting against and sealing with the bottom end surface of the motor power assembly.
In some embodiments, the cover body of the waste water tank comprises a square opening part which is protruded from the cover body and is annularly arranged around the opening of the cover body, and the square seat of the sealing ring is sleeved at the opening of the top of the square opening part.
In some embodiments, the waste tank cover body comprises a HEPA filter clamped in the top opening of the square opening part;
the HEPA filter comprises a filter frame body clamped at the top opening of the square opening and a filter element arranged in the filter frame body, and the filter element is isolated from the top opening of the square opening;
the filter frame body comprises a filter frame main body which is embedded in the open top of the square opening part and an annular filter frame bulge protruding out of the outer side of the peripheral edge of the filter frame main body, the filter frame bulge is covered at the top of the square opening part, and the square seat of the sealing ring is sleeved outside the bulge of the frame body and is sealed and isolated between the top of the square opening part and the bottom of the filter frame bulge.
In some embodiments, a filter frame sealing ring is arranged between the outer wall of the filter frame main body and the inner wall of the square opening part.
In some embodiments, the cover body comprises a box inner cover clamped at the top opening of the cylindrical box body, and a box outer cover covering the top end face of the cylindrical box body, wherein the box inner cover is connected to the box outer cover;
the cover body opening is formed in the box body inner cover, and the square opening is arranged on the top surface of the box body inner cover in a protruding mode and penetrates through the box body outer cover.
In some embodiments, a cover body sealing ring is arranged between the outer wall of the inner cover of the box body and the inner wall of the cylindrical box body.
In some embodiments, a cover body sealing groove is annularly arranged on the outer wall of the box body inner cover, the cover body sealing ring is embedded in the cover body sealing groove, and the outer side of the cover body sealing ring protrudes out of the cover body sealing groove.
In some embodiments, the box outer cover comprises an outer cover main plate covering the top end face of the cylindrical box body, and an outer cover cylinder protruding from the peripheral edge of the outer cover main plate, wherein the outer cover cylinder is arranged around the outer side of the square opening.
In addition, the utility model also provides ground cleaning equipment comprising the sewage tank assembly.
The technical scheme provided by the utility model has the beneficial effects that:
the sewage tank assembly provided by the utility model can suck sewage into the sewage containing cavity of the cylindrical tank body of the sewage tank assembly through the sewage recovery pipe under the vacuum suction effect of the motor power assembly, and further suck air flow in the sewage containing cavity out of the sewage tank assembly from the cover body opening on the cover body of the sewage tank. Moreover, through the arc sealing ring that sets up in the lid mouth department of sewage case lid, can realize the tight seal between lid mouth and the motor power component, make the motor power component at the in-process that holds the gas of intracavity to sewage through the lid mouth and carry out the suction, can not produce gas leakage between lid mouth and motor power component, can keep good suction gas effect, can be better like this with the air current that has waste water from the sewage recovery pipe suction to sewage hold the intracavity, have good suction effect to sewage, make the cleaning effect to ground better.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic perspective view of a floor care appliance according to an embodiment of the present invention;
FIG. 2 is a schematic perspective view of a portion of a floor care appliance according to an embodiment of the present invention;
FIG. 3 is a perspective view of a wastewater tank assembly according to an embodiment of the present invention;
FIG. 4 is an exploded view of the sump assembly according to the embodiment of the present invention;
FIG. 5 is a perspective view of a wastewater tank body of the wastewater tank assembly according to the embodiment of the utility model;
FIG. 6 is a perspective view of an outer cover of a sewage tank cover of the sewage tank assembly according to the embodiment of the present invention;
FIG. 7 is a perspective view of an inner lid of a cover body of a sewage tank of the sewage tank assembly according to the embodiment of the present invention;
fig. 8 is a schematic perspective view of an arc-shaped sealing ring of a sewage tank cover body of the sewage tank assembly according to the embodiment of the present invention.
In the figure: 10. cleaning the apparatus main body; 20. a floor brush assembly; 30. a motor power assembly; 40. a waste tank assembly; 100. a sewage tank body; 102. a sewage accommodating cavity; 110. a cylindrical box body; 120. a sewage recovery pipe; 200. a sewage tank cover body; 202. a cover body opening; 210. the outer cover of the box body; 212. the outer cover of the box body; 214. a cylinder body with an outer cover; 220. an inner cover of the box body; 222. an inner cap body; 2222. a cover body sealing groove; 224. a square mouth part; 230. a HEPA filter; 240. an arc-shaped sealing ring; 242. a seal ring square seat; 244. an arc surface part of the sealing ring; 250. lid sealing washer.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
As shown in fig. 1 to 2, the present invention provides a floor cleaning device including a cleaning device main body 10, a floor brush assembly 20 provided at an end of the cleaning device main body 10, and a motor power assembly 30 and a sump assembly 40 provided in the cleaning device main body 10. The vacuum adsorption capability can be provided for the floor brush assembly 20 through the motor power assembly 30, so that the floor brush assembly 20 can be used for mopping and cleaning the ground, dust, sundries, stains and the like on the ground can be mopped and sucked, and the sewage tank assembly 40 can be used for storing the stains adsorbed by the floor brush assembly 20, so that the ground can be kept clean.
Moreover, the floor cleaning device can be a floor cleaning machine, and the floor can be directly cleaned by the motor power assembly 30, the sewage tank assembly 40 and the floor brush assembly 20; in addition, the floor cleaning equipment can be a dry and wet dual-purpose dust collector, and can be used for collecting dust and cleaning the floor through the motor power assembly 30, the sewage tank assembly 40 and the floor brush assembly 20, cleaning the floor and cleaning the floor by self-cleaning the floor brush assembly 20. In addition, the floor cleaning equipment can be other cleaning equipment, and the floor or the surface of other objects can be cleaned.
In addition, as shown in fig. 3 to 4, the waste water tank assembly 40 of the present invention may include a waste water tank body 100 and a waste water tank cover 200, wherein the waste water tank body 100 may be connected to the floor brush assembly 20, and the waste water tank cover 200 may be connected to the motor power assembly 30. The motor power assembly 30 may vacuum-suck the inner chamber of the wastewater tank body 100 through the wastewater tank cover body 200 to suck the contaminated materials into the inner chamber of the wastewater tank body 100 through the floor brush assembly 20 connected to the wastewater tank body 100.
Specifically, as shown in fig. 5, the above-mentioned waste water tank body 100 may include a cylindrical tank body 110 having one end opened and the other end closed, and the waste water receiving chamber 102 is formed in the cylindrical tank body 110. Moreover, a sewage recovery pipe 120 protrudes upward from the bottom wall of the sewage accommodating chamber 102, the bottom end opening of the sewage recovery pipe 120 is communicated with the outside (mainly referring to the floor brush assembly 20), and the top end opening of the sewage recovery pipe 120 is communicated with the sewage accommodating chamber 102. As shown in fig. 4 to 8, the waste water tank cover 200 may include a cover body covering the open end of the cylindrical tank body 110, and the cover body may have a cover opening 202 communicating with the waste water containing chamber 102. Moreover, an arc-shaped sealing ring 240 is disposed around the cover opening 202, and the arc-shaped sealing ring 240 is used for abutting against and sealing the bottom end surface of the rear casing of the body below the motor power assembly 30, so that the air inlet on the bottom end surface of the motor power assembly 30 is in sealed communication with the cover opening 202.
The sewage tank assembly 40 of the present invention can suck sewage into the sewage accommodating chamber 102 of the cylindrical tank body 110 of the sewage tank assembly 40 through the sewage recovery pipe 120 under the vacuum suction action of the motor power assembly 30, and further suck the airflow in the sewage accommodating chamber 102 out of the sewage tank assembly 40 from the cover body port 202 of the sewage tank cover body 200. Moreover, through the arc-shaped sealing ring 240 arranged at the cover body opening 202 of the sewage tank cover body 200, tight sealing between the cover body opening 202 and the motor power assembly 30 (air inlet) can be realized, so that in the process of sucking the air in the sewage accommodating cavity 102 through the cover body opening 202 by the motor power assembly 30, air leakage cannot be generated between the cover body opening 202 and the motor power assembly 30, a good air suction effect can be kept, thus the air flow with the waste water can be better sucked into the sewage accommodating cavity 102 from the sewage recovery pipe 120, a good suction effect is achieved on the sewage, and the cleaning effect on the ground is better.
Further, as shown in fig. 6 to 8, the arc-shaped sealing ring 240 may include an annular sealing ring square seat 242 that is sleeved on the peripheral wall surface of the cover opening 202 of the waste water tank cover 200, and an arc-shaped sealing ring arc surface portion 244 that extends upward along the top of the sealing ring square seat 242 and is expanded outward from the periphery, wherein the sealing ring arc surface portion 244 is used for abutting against and sealing with the bottom end surface of the motor power assembly 30. The arc-shaped sealing ring 240 comprises a sealing ring square seat 242 connected to the cover body opening 202 of the sewage tank cover body 200, so that the sealing ring square seat 242 surrounds the cover body opening 202 to seal the cover body opening 202; moreover, the arc-shaped sealing ring 240 further comprises a sealing ring arc surface portion 244 protruding on the sealing ring square seat 242, the sealing ring arc surface portion 244 extends towards the motor power assembly 30 and expands around to form a bell mouth shape, so that the sealing ring arc surface portion 244 not only has a high height and can be tightly abutted to the bottom end surface of the motor power assembly 30, but also has a large contact surface between the sealing ring arc surface portion 244 and the bottom end surface of the motor power assembly 30, the sealing effect is better, and the sealing ring arc surface portion 244 can be tightly sealed with the bottom end surface of the motor power assembly 30. Thus, the arc-shaped sealing ring 240 can tightly seal the cover body opening 202 of the sewage tank cover body 200 and the bottom end surface of the motor power assembly 30, and the good air suction effect of the motor power assembly 30 on the sewage tank assembly 40 is ensured. In addition, the bottom of the arc-shaped sealing ring 240 may be a circular or other sealing ring base, besides a square sealing ring square base, as required. In addition, the arc-shaped sealing ring 240 may be a sealing ring made of soft rubber, and has good elasticity. Moreover, the arc-shaped sealing ring 240 may be made of natural rubber, TPE or other soft rubber materials.
In addition, the cover 200 may include a square opening 224 protruding from the cover body and surrounding the opening 202, and the square seat 242 is fitted over the open top of the square opening 224. Through enclosing the outstanding square oral area 224 of establishing in the lid mouth 202 department of sewage case lid 200 to set up arc sealing washer 240 on the top of square oral area 224, can improve the height that sets up of arc sealing washer 240, reduce the distance between arc sealing washer 240 and the motor power component 30, make between the sealing washer cambered surface portion 244 of arc sealing washer 240 and the bottom face of motor power component 30 contact inseparabler, it is sealed more reliable. In addition, by enclosing the protruding square mouth portion 224 at the lid body opening 202 of the sewage tank lid body 200, it is also convenient to provide another structure in the square mouth portion 224. The cylindrical projection provided around the lid body opening 202 may be a square opening, a circular opening, or other shapes.
Furthermore, the above-mentioned waste water tank cover 200 may include a HEPA filter 230 clamped in the top opening of the square opening 224, i.e. the HEPA filter 230 may be disposed in the square opening 224 between the cover opening 202 and the motor power assembly 30, and may filter the air sucked from the cover opening 202 into the motor power assembly 30, suck the air into the motor power assembly 30, and filter the water or other dirty impurities in the waste water containing cavity 102 of the waste water tank assembly 40. In addition, other types of filters may be provided in addition to the HEPA filter 230 provided in the open top of the square mouth portion 224.
Specifically, the hepa filter 230 may include a filter frame clamped at the top opening of the square opening 224, and a filter cartridge disposed in the filter frame and spaced apart from the top opening of the square opening 224. The filter cartridge is mounted on top of the square mouth 224 by the filter frame so that the filter cartridge can filter the air flow delivered into the barrel cavity of the square mouth 224 by the cover mouth 202. Moreover, the filter element can be HEPA filter paper, can also be a stainless steel net, or a combination of the HEPA filter paper and the stainless steel net. Furthermore, the HEPA filter paper and the stainless steel net can be arranged in a folded shape or other shapes.
The filter frame may include a filter frame body fitted into the open top of the square opening 224, and an annular filter frame protrusion protruding from the outer side of the peripheral edge of the filter frame body, the filter frame protrusion being covered on the top of the square opening 224, and the seal ring square seat 242 may be fitted around the frame protrusion and sealingly disposed between the top of the square opening 224 and the bottom of the filter frame protrusion. By arranging the filter frame body to have an inverted L-shaped cross section, the filter frame body at the top end of the filter frame body can be easily covered and buckled on the top of the square opening 224, and the filter frame body of the filter frame body can be clamped in the inner cavity of the square opening 224, so that the filter frame body can be fixed on the top of the square opening 224 and can be sealed on the top of the square opening 224. Further sealing is achieved by fitting the seal ring square seat 242 of the arcuate seal ring 240 over the filter frame boss, from between the bottom side of the filter frame boss and the top side of the square mouth 224. The square seal ring seat 242 of the arc seal ring may be formed integrally with the filter frame projection of the filter frame body, or may be provided independently of each other.
In addition, a filter frame sealing ring is arranged between the outer wall of the filter frame main body and the inner wall of the square opening 2244. That is, a filter frame sealing ring may be further provided between the filter frame main body and the square mouth portion 224 to seal the filter frame main body and the square mouth portion. Moreover, in order to conveniently arrange the filter frame sealing ring, a filter frame sealing groove can be formed in the circumferential direction of the outer wall surface of the filter frame main body, so that the filter frame sealing ring is embedded in the filter frame sealing groove, and the filter frame sealing ring is tightly abutted against the inner wall surface of the square opening 224; in addition, a cylinder sealing groove can be formed in the circumferential direction of the inner wall surface of the square opening 224, so that the filter frame sealing ring is embedded in the cylinder sealing groove, and the filter frame sealing ring is tightly abutted against the outer wall surface of the filter frame main body; in addition, a filter frame sealing groove may be formed in the circumferential direction on the outer wall surface of the filter frame body, and a cylinder sealing groove may be formed in the circumferential direction on the inner wall surface of the square opening 224, so that the filter frame sealing ring is embedded and sealed in the filter frame sealing groove and the cylinder sealing groove.
In addition, the cover body may include a box inner cover 220 fastened to the top opening of the cylindrical box 110, and a box outer cover 210 covering the top end surface of the cylindrical box 110, and the box inner cover 220 may be detachably connected to the box outer cover 210. The cover body of the sewage tank cover body 200 is arranged into a split structure of the tank inner cover 220 and the tank outer cover 210, so that the sewage tank cover body 200 can be conveniently installed and manufactured. A closed sewage containing cavity 102 can be formed in the cylindrical box body 110 by clamping the box body inner cover 220 at the opening at the top of the cylindrical box body 110; the box outer cover 210 covering the top end surface of the cylindrical box 110 not only can provide an installation foundation for the box inner cover 220, but also is convenient to be matched with other structures (the motor power assembly 30 and the equipment shell).
The inner lid 220 may include an inner lid body 222 detachably coupled to the outer lid 210, the lid opening 202 may be opened in the inner lid body 222 of the inner lid 220, and the square opening 224 may be protruded on a top surface of the inner lid body 222 of the inner lid 220 and inserted through the outer lid 210. Can directly set up lid mouth 202 and square oral area 224 on box inner cup 220 to realize the intercommunication of sewage holding chamber 102 and motor power component 30's air intake, and no longer trompil connection motor power component 30 on box enclosing cover 210, reduce the connection interface structure, can guarantee sealed effect.
A cover gasket 250 is provided between the outer wall of the inner cover body 222 of the inner cover 220 and the inner wall of the cylindrical case 110. The lid seal 250 may be provided between the inner lid body 222 of the inner lid 220 and the cylindrical case 110 to seal the two. Moreover, a cover body sealing groove 2222 may be annularly formed on the outer wall of the inner case cover 220, the cover body sealing ring 250 is embedded in the cover body sealing groove 2222, and the outer side of the cover body sealing ring 250 protrudes out of the cover body sealing groove 2222. That is, in order to facilitate the installation of the cover sealing ring 250, an inner cover sealing groove may be formed in the circumferential direction of the outer wall surface of the inner cover 220 of the tank body, so that the cover sealing ring 250 is embedded in the inner cover sealing groove, and the cover sealing ring 250 abuts against the inner wall surface of the cylindrical tank body 110, thereby enhancing the sealing effect between the sewage tank cover 200 and the top of the cylindrical tank body 110. In addition, the cover sealing ring 250 and the filter frame sealing ring can be both made of soft rubber.
In addition, a tank body sealing groove may be formed in the circumferential direction of the inner wall surface of the cylindrical tank body 110, so that the cover body sealing ring 250 is embedded in the tank body sealing groove, and the cover body sealing ring 250 abuts against the outer wall surface of the tank body inner cover 220; further, an inner lid seal groove may be formed in the circumferential direction on the outer wall surface of the inner lid 220, and a tank seal groove may be formed in the circumferential direction on the inner wall surface of the cylindrical tank 110, so that the lid seal ring 250 is fitted and sealed in the inner lid seal groove and the tank seal groove at the same time.
Further, the box cover 210 may include a cover main plate 212 covering the top end surface of the cylindrical box body 110, and a cover cylinder 214 protruding from the peripheral edge of the cover main plate 212, wherein the cover cylinder 214 is disposed around the square opening 224. The cover body port 202, the square port 224 and the HEPA filter 230 can be surrounded in the middle by arranging the outer cover cylinder body 214 protruding upwards at the peripheral edge of the outer cover 212 of the box body, so that the sealing effect can be further enhanced; also, by providing an outer cover cylinder 214, it may be sealed in alignment with other structures.
According to the technical scheme provided by the utility model, the cover body opening formed in the sewage tank cover body and the air inlet corresponding to the cover body opening in the bottom end face of the electrodynamic force assembly can be tightly sealed through the square opening part, the HEPA filter and the arc-shaped sealing ring which are arranged on the sewage tank cover body in a protruding mode; meanwhile, the sewage tank cover body and the cylindrical tank body are tightly sealed through a sealing structure between the sewage tank cover body and the cylindrical tank body. Like this, can guarantee that motor power component holds the chamber to sewage of sewage case subassembly and has good gas suction effect, be difficult to take place gas leakage, have good suction effect to sewage, can promote clean effect.
In the description of the present invention, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present invention. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
It is to be noted that, in the present invention, relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The foregoing are merely exemplary embodiments of the present invention, which enable those skilled in the art to understand or practice the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A waste tank assembly, comprising:
the sewage tank body comprises a cylindrical tank body with one end open and the other end closed, and a sewage containing cavity is formed in the cylindrical tank body; a sewage recovery pipe is arranged on the bottom wall of the sewage accommodating cavity in an upward protruding mode, an opening at the bottom end of the sewage recovery pipe is communicated with the outside, and an opening at the top end of the sewage recovery pipe is communicated with the sewage accommodating cavity; and the number of the first and second groups,
the sewage tank cover body comprises a cover body which is arranged at the opening end of the cylindrical tank body in a covering manner, and a cover body opening communicated with the sewage containing cavity is formed in the cover body;
the periphery of the cover body opening is provided with an arc-shaped sealing ring, and the arc-shaped sealing ring is used for abutting against and sealing the bottom end face of the motor power assembly.
2. The waste water tank assembly of claim 1, wherein the arc-shaped sealing ring comprises an annular sealing ring square seat sleeved on the peripheral wall surface of the cover body opening, and a sealing ring arc surface portion extending upwards along the top of the sealing ring square seat and expanding towards the peripheral outer side, and the sealing ring arc surface portion is used for abutting against and sealing with the bottom end surface of the rear shell of the body below the motor power assembly.
3. The waste tank assembly of claim 2, wherein the waste tank cover comprises an open tubular square opening protruding from the cover body and surrounding the cover opening, and the square seat of the sealing ring is fitted over the open top of the square opening.
4. The waste tank assembly of claim 3, wherein the waste tank cover includes a HEPA filter that is snapped into the top opening of the square mouth;
the HEPA filter comprises a filter frame body clamped at the top opening of the square opening and a filter element arranged in the filter frame body, and the filter element is isolated from the top opening of the square opening;
the filter frame body comprises a filter frame main body which is embedded in the open top of the square opening part and an annular filter frame bulge protruding out of the outer side of the peripheral edge of the filter frame main body, the filter frame bulge is covered at the top of the square opening part, and the square seat of the sealing ring is sleeved outside the bulge of the frame body and is sealed and isolated between the top of the square opening part and the bottom of the filter frame bulge.
5. The waste tank assembly of claim 4, wherein a filter frame packing is disposed between the outer wall of the filter frame body and the inner wall of the square mouth.
6. The waste water tank assembly of claim 2, wherein the cover body comprises an inner cover clamped at the top opening of the cylindrical tank body and an outer cover covering the top end surface of the cylindrical tank body, the inner cover being connected to the outer cover;
the cover body opening is formed in the box body inner cover, and the square opening is arranged on the top surface of the box body inner cover in a protruding mode and penetrates through the box body outer cover.
7. The waste tank assembly of claim 6, wherein a cover gasket is disposed between the outer wall of the inner cover of the tank body and the inner wall of the cylindrical tank body.
8. The waste tank assembly of claim 7, wherein the outer wall of the inner cover of the tank body is annularly provided with a cover body sealing groove, the arc-shaped sealing ring is embedded in the cover body sealing groove, and the outer side of the arc-shaped sealing ring protrudes out of the cover body sealing groove.
9. The waste tank assembly of claim 6, wherein the tank cover includes a cover main plate covering the top end surface of the cylindrical tank body, and a cover cylinder protruding from the peripheral edge of the cover main plate, the cover cylinder being disposed around the outer side of the square opening.
10. A floor cleaning apparatus comprising the waste tank assembly as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120873830.0U CN215874507U (en) | 2021-04-26 | 2021-04-26 | Sewage tank assembly and ground cleaning equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120873830.0U CN215874507U (en) | 2021-04-26 | 2021-04-26 | Sewage tank assembly and ground cleaning equipment |
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| Publication Number | Publication Date |
|---|---|
| CN215874507U true CN215874507U (en) | 2022-02-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120873830.0U Active CN215874507U (en) | 2021-04-26 | 2021-04-26 | Sewage tank assembly and ground cleaning equipment |
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| CN (1) | CN215874507U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024040873A1 (en) * | 2022-08-25 | 2024-02-29 | 北京石头世纪科技股份有限公司 | Filtering assembly and cleaning device |
-
2021
- 2021-04-26 CN CN202120873830.0U patent/CN215874507U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024040873A1 (en) * | 2022-08-25 | 2024-02-29 | 北京石头世纪科技股份有限公司 | Filtering assembly and cleaning device |
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