CN220344288U - Sewage tank assembly of handheld cloth art cleaning machine - Google Patents

Abstract

The utility model discloses a handheld cloth art cleaning machine, which comprises: the body shell is provided with a front mounting part, a rear mounting part and a handle frame, a water tank mounting cavity is formed between the front mounting part and the rear mounting part, the rear mounting part is provided with a negative pressure cavity, and the handle frame is provided with an exhaust channel. The machine head assembly is arranged on the front mounting part and is provided with a dirt sucking channel; the sewage tank assembly is detachably arranged on the machine body shell and is positioned in the water tank installation cavity, the sewage tank assembly is provided with a gas-liquid separation assembly, the gas-liquid separation assembly is respectively communicated with the sewage suction channel and the exhaust channel, and the sewage suction channel, the gas space of the sewage tank assembly, the exhaust channel and the negative pressure cavity are sequentially communicated. And the negative pressure assembly is arranged at the rear mounting part and forms a negative pressure environment in the negative pressure cavity. The handle frame is provided with an exhaust channel, so that the modeling design of the whole body shell and the whole space layout can be optimized.

Description

Sewage tank assembly of handheld cloth art cleaning machine

Technical Field

The utility model relates to the technical field of cleaning, in particular to a sewage tank assembly of a handheld cloth cleaning machine.

Background

The hand-held cleaning machine can clean cloth products such as carpets, cloth sofas, curtains and the like, the cleaning process is usually to spray cleaning liquid or clear water containing cleaning agents towards the surface of the cloth products, a user starts a negative pressure assembly after the surface of the cloth products is wet, water stains and dirt on the surface of the cloth products are absorbed by a suction inlet of the cloth cleaning machine and enter a sewage tank, sewage and gas are separated by a gas-liquid separator in the sewage tank, so that the sewage is retained in the sewage tank, and the gas is discharged, so that the cleaning and sewage collecting processes are realized.

Chinese patent CN216984722U discloses a hand-held cloth cleaning machine comprising: a hand-held main body; a head assembly connected to the hand-held body, the head assembly having a suction inlet and a water jet; the water supply tank is connected with the handheld main body, and the water supply tank is connected with the water spraying port through a water pipe; the gas-liquid separation assembly is connected with the handheld main body, is connected with the suction inlet through a pipeline and is used for separating sucked sewage and gas.

In the use process of the existing cloth cleaning machine, sewage is sloshed in a sewage tank, so that the sewage is very easy to enter an airflow channel, and the technical problem of motor damage or sewage overflow is caused, so that improvement is needed.

Disclosure of Invention

The utility model aims to provide a handheld cloth art cleaning machine.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a sewage tank assembly of a handheld fabric cleaning machine, which comprises a machine body shell, wherein a water tank installation cavity for installing the sewage tank assembly is arranged in the machine body shell, and the handheld fabric cleaning machine is characterized in that the water tank installation cavity is provided with a sewage suction channel and an exhaust channel which are communicated with the inner space of the sewage tank assembly, the sewage tank assembly is provided with a gas-liquid separation assembly, the gas-liquid separation assembly is provided with an input channel communicated with the sewage suction channel, an output channel communicated with the exhaust channel and a water distribution plate extending towards the inner part of the sewage tank assembly, the inner space of the sewage tank assembly is divided into an upper space and a lower space by a partition plate, and the partition plate is provided with a diversion channel for locally communicating the upper space with the lower space.

In one embodiment, the inlet channel has an inlet extension channel extending into the interior of the tank assembly, and the water distribution plate extends into the tank assembly a length greater than the length of the inlet extension channel.

In one embodiment, the inlet extension channel portion channel is arcuate and opens in a direction toward the side wall of the tank assembly.

In one embodiment, the inlet channel has an outlet extension channel extending into the interior of the tank assembly, the outlet extension channel having a filter aperture at a distal end.

In one embodiment, the end of the output extension channel is provided with a spherical or plate-shaped sealing plate, and the filtering holes are arranged on the sealing plate.

By adopting the structure, compared with the prior art, the utility model has the following advantages: the gas-liquid separator is provided with a water division plate extending towards the interior of the sewage tank assembly, the water division plate separates the input channel from the output channel and is used for changing the flow direction of mixed air flow, the air flow can enter the output channel to exhaust after bypassing the water division plate, water drops carried in the air flow can be prevented from entering the output channel, and the water-vapor separation effect is good; in addition, the inside part of sewage case subassembly is through the part intercommunication in baffle realization upper space and lower space, can assemble sewage in lower space, avoids sewage to enter into in the output channel at rocking in-process.

Drawings

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

fig. 1 is a schematic perspective view of a handheld cloth washer according to the present utility model.

Fig. 2 is a schematic structural view of a cloth washer in a disassembled state of a sewage tank assembly according to the present utility model.

FIG. 3 is a schematic view of the exhaust passage of the handle portion of the hand-held fabric washing machine according to the present utility model.

Fig. 4 is a schematic view of the construction of the sewage tank assembly of the present utility model.

Fig. 5 is a schematic cross-sectional view of a sewage tank assembly according to the present utility model.

FIG. 6 is a schematic view of the structure of the gas-liquid separation module of the present utility model.

In the drawings, a sewage tank assembly 10; a case 11; a partition 111; a tank bottom wall 112; a tank top wall 113; a gas-liquid separation module 12; an input channel 121; an output channel 122; a water diversion plate 123; a filter hole 124; a handpiece assembly 20; a dirt suction passage 21; a spray head assembly 22; a brush body 23; a clean water tank 24; a negative pressure assembly 30; a body housing 40; a front mounting portion 41; a rear mounting portion 42; a handle holder 43; an exhaust passage 431; a body portion 44; a negative pressure chamber 45; the tank mounts the chamber 46.

Description of the embodiments

Wherein the drawings are for illustrative purposes only and are shown in schematic, non-physical, and not intended to be limiting of the present patent; for the purpose of better illustrating embodiments of the utility model, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the size of the actual product; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numbers in the drawings of embodiments of the utility model correspond to the same or similar components; in the description of the present utility model, it should be understood that, if the terms "upper", "lower", "left", "right", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, only for convenience in describing the present utility model and simplifying the description, rather than indicating or implying that the apparatus or elements being referred to must have a specific orientation, be constructed and operated in a specific orientation, so that the terms describing the positional relationships in the drawings are merely for exemplary illustration and should not be construed as limiting the present patent, and that the specific meaning of the terms described above may be understood by those of ordinary skill in the art according to specific circumstances.

In the description of the present utility model, unless explicitly stated and limited otherwise, the term "coupled" or the like should be interpreted broadly, as it may be fixedly coupled, detachably coupled, or integrally formed, as indicating the relationship of components; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between the two parts or interaction relationship between the two parts. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Examples, see fig. 1 to 4: a handheld cloth cleaning machine comprises a machine body shell 40, a machine head assembly 20, a sewage tank assembly 10 and a negative pressure assembly 30. In this application, the angle of the cloth washer in the handheld horizontal use state is defined to determine, where the direction in which the head assembly 20 is located is the forward direction, and the position in which the handle portion of the body housing 40 is located is the upper or top direction.

The body housing 40 is provided with a front mounting portion 41, a rear mounting portion 42, and a handle frame 43 connecting the front mounting portion 41 and the rear mounting portion 42, with a tank mounting chamber 46 formed between the front mounting portion 41 and the rear mounting portion 42. The front mounting portion 41 and the rear mounting portion 42 are disposed opposite to each other, and the handle frame 43 connects the side walls of the front mounting portion 41 and the rear mounting portion 42 to form a tank mounting chamber 46 approximately shaped like a letter "C", so that not only the overall mounting space is large, but also the assemblable space of the sewage tank assembly 10 is increased. In addition, the handle frame 43 is connected with the front mounting portion 41 and the rear mounting portion 42 respectively, so as to realize different shapes and layouts and improve the flexibility of the shape design of the body housing 40. Preferably, the rear mounting portion 42 is disposed in a horizontal direction and the front mounting portion 41 is disposed in an inclined direction to facilitate cleaning and absorption in a hand-held state.

The sewage tank assembly 10 is detachably mounted to the body housing 40, wherein one end of the sewage tank assembly 10 is connected to the front mounting portion 41, and the other end of the sewage tank assembly 10 is connected to the rear mounting portion 42, thereby realizing that the sewage tank assembly 10 is located in the tank mounting chamber 46. Alternatively, the tank assembly 10 abuts the rear mounting portion 42 and is snap-connected to the front mounting portion 41. For example, one end of the sewage tank assembly 10 is connected with the rear mounting portion 42 in a plug-in connection or snap-fit connection, and the other end of the sewage tank assembly 10 is connected to the front mounting portion 41 through a snap-fit connection, so that the sewage tank assembly 10 can be conveniently removed, and sewage can be conveniently cleaned.

The sump assembly 10 is mounted with the gas-liquid separation assembly 12, and optionally, the gas-liquid separation assembly 12 is positioned at an end adjacent the front mounting portion 41 to facilitate connection of the head assembly 20. Wherein the head assembly 20 is mounted on the front mounting portion 41, and the dirt suction passage 21 is provided on the head assembly 20. The dirt absorbing channel 21 is used for absorbing dirt and foreign matters on the surface layer of the cloth product. The dirt suction passage 21 communicates with the gas-liquid separation assembly 12 to separate a mixed gas stream mixed with a gas stream, a liquid and dirt from the gas-liquid separation assembly 12, wherein the gas can be discharged from the gas-liquid separation assembly 12 and the liquid and dirt are collected to the sewage tank assembly 10.

The handle frame 43 is provided with an exhaust passage 431, and the exhaust passage 431 communicates with the gas-liquid separation assembly 12 to guide the gas separated by the gas-liquid separation assembly 12 to be discharged. Preferably, the gas-liquid separation assembly 12 is positioned at the top corner of the tank assembly 10 to increase the distance of the gas-liquid separation assembly 12 from the bottom of the tank assembly 10, further reducing the risk of sewage overflowing through the gas-liquid separation assembly 12 into the exhaust channel 431. Preferably, a chamfer surface is provided at the top corner of the sewage tank assembly 10, and the gas-liquid separation assembly 12 is mounted on the chamfer surface to form an oblique plugging positioning front mounting part 41, so as to facilitate the communication between the sewage suction channel 21 and the exhaust channel 431.

The rear mounting portion 42 has a negative pressure chamber 45, and the sewage suction passage 21, the air space of the sewage tank assembly 10, the exhaust passage 431, and the negative pressure chamber 45 are sequentially communicated. The negative pressure assembly 30 is mounted on the rear mounting portion 42, and forms a negative pressure environment in the negative pressure cavity 45, and accordingly, the negative pressure environment is expanded to the dirt suction channel 21 through the exhaust channel 431 and the air space of the sewage tank assembly 10, so that the opening of the dirt suction channel 21 forms negative pressure to absorb dirt and grime, and the cleaning effect is good. Alternatively, the negative pressure assembly 30 is configured as a fan assembly.

The dirt sucking channel 21 and the exhaust channel 431 are arranged at intervals and are communicated with the gas-liquid separation assembly 12, and the interface positions of the dirt sucking channel 21 and the exhaust channel 431 connected to the gas-liquid separation assembly 12 can be arranged in parallel at the same height; alternatively, the interface positions of the dirt sucking channel 21 and the exhaust channel 431 to the gas-liquid separation assembly 12 may be in a drop structure with staggered height. Preferably, the interface height of the dirt suction channel 21 and the gas-liquid separation assembly 12 is smaller than the interface height of the exhaust channel 431 and the gas-liquid separation assembly 12. Wherein the interface height is the height dimension from the horizontal plane. The mixed gas flow outputted from the sewage suction passage 21 enters the gas-liquid separation assembly 12 so that the sewage and dirt with heavy mass is sunk into the sewage tank assembly 10, and the gas with light mass bypasses the gas-liquid separation assembly 12 and then enters the upper exhaust passage 431 so as to be discharged out of the sewage tank assembly 10.

See fig. 3-6: the gas-liquid separation assembly 12 protrudes obliquely from the top toward the bottom of the sump assembly 10 so that the mixed gas stream is blown obliquely downward toward the inside of the sump. Wherein water droplets and particulate dirt in the mixed air flow enter the tank assembly 10 and air exits the tank assembly 10. In an alternative embodiment, gas-liquid separation assembly 12 includes an input passage 121, an output passage 122, and a water distribution plate 123 separating input passage 121 from output passage 122, input passage 121 communicating with suction passage 21, and output passage 122 communicating with exhaust passage 431. In the sewage tank assembly 10, the length of the water dividing plate 123 is greater than the length of the input passage 121. The water diversion plate 123 separates the input channel 121 from the output channel 122, so as to change the flow direction of the mixed air flow, the air flow can enter the output channel 122 to exhaust after bypassing the water diversion plate 123, water drops carried in the air flow can be prevented from entering the output channel 122, and the water-vapor separation effect is good.

Alternatively, the input passage 121 is provided with an input extension passage protruding toward the inner tube in the space of the sump assembly 10, which can change the conveying direction of the mixed gas stream, thereby improving the gas-liquid separation effect. For example, the mixed gas stream may impinge on walls or condensation within the tank assembly 10 to enhance the separation of water molecules, and in particular, the tank assembly 10 may be provided with low temperature condensation to enhance the water vapor condensation effect. For example, the condensation member is provided as a metal sheet or the like. Alternatively, the mixed air stream may impinge upon the cutwater 123 such that water droplets or the like slide along the cutwater 123 into the tank assembly 10.

In an alternative embodiment, the portion of the inlet channel 121 within the tank assembly 10 is arcuate and opens in the direction of the side wall of the tank assembly 10. That is, the end of the input extension channel in the sewage tank assembly 10 is arc-shaped or the pipe wall of the input extension channel is arc-shaped, and the mixed air flow forms primary reversing in the input extension channel so as to slow down the wind speed to form primary water drop dirt impact drop. The mixed airflow tangentially impacts the side wall of the sewage tank assembly 10, so that secondary impact deceleration is realized, and water vapor can be further separated. The mixed air flows diffuse to the inner space of the sewage tank assembly 10 and pass through the water diversion plate 123 and then enter the output channel 122 above the water diversion plate 123, three-time speed reduction and water-vapor separation are realized, the water-vapor separation in the mixed air flows is thorough, and the water-vapor content in the air flow discharged by the output channel 122 is low.

Alternatively, the output channel 122 is provided with an output extension channel protruding inwardly towards the space of the tank assembly 10, which output extension channel is provided with a filter structure to direct the air flow out of the tank assembly 10 while leaving sewage and dirt in the tank assembly 10. Wherein the outlet channel 122 is provided with a plurality of filter holes 123 at an inlet in the sump assembly 10. The opening of the output channel 122 is provided with a semi-closed structure, a spherical or plate-shaped sealing plate is arranged at the opening, and a filtering hole 123 is arranged on the sealing plate to guide the air flow to pass through and prevent the splashed sewage or dirt from passing through.

See fig. 1 to 4: in one embodiment, the body housing 40 further includes a body portion 44 connecting the front mounting portion 41 and the rear mounting portion 42, and the handle frame 43 and the body portion 44 form a hand-held space. The front mounting portion 41, the rear mounting portion 42, the body portion 44 and the handle frame 43 surround to form a hand holding space into which a user can reach by hand and hold the handle frame 43. The body portion 44 and the handle frame 43 are disposed opposite to each other and are commonly connected to the front mounting portion 41 and the rear mounting portion 42, thereby increasing the overall structural strength and stability of the body housing 40. And, the body portion 44 supports and positions the top of the tank assembly 10, providing support for the assembly and stability of the tank assembly 10.

The body portion 44 is provided in a thin-walled curved structure, and the body portion 44 covers a top region of the sewage tank assembly 10 to stabilize a region of the sewage tank assembly 10. The tank assembly 10 is a container structure, and the area for containing the liquid and the air circulation area above the liquid level are determined based on the storage state of the sewage in the tank assembly 10 in a normal use state.

In one embodiment, the tank 11 of the sewage tank assembly 10 is provided with a tank bottom wall 112 and a tank top wall 113 opposite to the tank bottom wall 112, the tank top wall 113 is attached to the inner wall surface of the body 44, the front mounting portion 41 and the rear mounting portion 42 are respectively connected to two ends of the sewage tank assembly 10, and the top of the sewage tank assembly 10 is attached to the body 44, thereby forming an accurate positioning structure. Preferably, the mating portion of the body portion 44 and the tank top wall 113 is curved, so that the positioning effect is good.

The outer surface of the tank bottom wall 112 may be relatively convex, relatively concave or relatively flush with respect to the outer wall surface of the rear mounting portion 42 to achieve different structural configurations and volume changes.

Preferably, the outer surface of the tank bottom wall 112 is flush with the outer wall surface of the rear mounting portion 42, and the tank bottom wall 112 is the lowest wall of the tank assembly 10 that receives liquid in the flat state. The tank bottom wall 112 is flush with the outer wall surface of the rear mounting portion 42 to form a straight cylindrical structure, improving overall aesthetics. Preferably, the outer wall surfaces of the water tank bottom wall 112 and the rear mounting part 42 are used as supporting bottom surfaces for placing the handheld cloth washing machine on a plane, and the supporting area can be increased by enabling the water tank bottom wall 112 to be flush with the outer wall surfaces of the rear mounting part 42, so that the stability is improved. Optionally, the outer wall surfaces of the tank bottom wall 112 and the rear mounting portion 42 are provided with support ribs to support the hand-held fabric washing machine by the support ribs.

As shown in fig. 4 to 6, the inside of the sewage tank assembly 10 may be provided as a unitary space structure to accommodate sewage. The tank assembly 10 of the present application may fully occupy the entire tank mounting cavity 46, enabling a high volume tank design. Compared with the existing cloth cleaning machine, the capacity of the sewage tank assembly 10 can be maximized under the condition that the volume of the cloth cleaning machine is equal to that of the handheld cloth cleaning machine. The sewage tank assembly 10 has the characteristic of minimum overall volume of the cloth cleaning machine under the same volume.

In a preferred embodiment, the sewage tank assembly 10 is provided with at least one partition 111, the partition 111 dividing the sewage tank assembly 10 into an upper space and a lower space which are partially communicated, the lower space being for receiving sewage, and the gas-liquid separation assembly 12 being directed to the lower space. A partition 111 is provided inside the sewage tank assembly 10 between the tank bottom wall 112 and the tank top wall 113 to partially partition the inside space of the sewage tank assembly 10. Wherein, upper space and lower space local intercommunication can assemble sewage in lower space, avoids sewage to enter into gas-liquid separation subassembly 12 in rocking in-process.

Alternatively, two partition plates 111 are provided, which are respectively provided at opposite sidewalls of the sewage tank assembly 10, and a flow guide passage is provided between the two partition plates 111, and the flow guide passage partially communicates the upper space with the lower space. Preferably, the length direction of the partition 111 is the same as the length direction of the handle frame 43. The baffle 111 sets up two, when handheld cloth art cleaning machine side direction slope or emptys, baffle 111 can block that sewage from entering into the upper space, increases the cleaning angle of handheld cloth art cleaning machine when using, solves the unable problem of cleaning the use of cloth art cleaning machine.

In one embodiment, the head assembly 20 includes a clean water tank 24 removably mounted to the body housing 40 and a cleaning assembly having a brush 23 and a spray head assembly 22 in communication with the clean water tank 24, the spray head assembly 22 being juxtaposed with the brush 23. The clean water tank 24 is mounted to the front mounting portion 41 and provides a source of clean water for the spray head assembly 22. The brush body 23 and the spray head assembly 22 are arranged at intervals in the moving direction of the cloth washing machine, and in the advancing process, the spray head assembly 22 sprays cleaning liquid, and the brush body 23 is used for brushing, so that dirt of cloth products can be cleaned. In the backward process, the brush body 23 brushes the fabric product, so that the dirt absorbing channel 21 absorbs the dirt of the fabric product, wherein the dirt absorbing channel 21 can absorb the dirt of the fabric product in the forward state.

The above embodiments are only preferred embodiments of the present application and are not intended to limit the present application, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present application should be included in the scope of the present application.

Claims (5)

1. The utility model provides a sewage case subassembly of handheld cloth art cleaning machine, handheld cloth art cleaning machine includes the fuselage casing, this fuselage casing is equipped with the water tank installation cavity that is used for installing the sewage case subassembly, a serial communication port, this water tank installation cavity is equipped with dirt sucking channel and the exhaust passage with the inner space intercommunication of sewage case subassembly, the sewage case subassembly is installed gas-liquid separation subassembly, the gas-liquid separation subassembly is equipped with the input channel with dirt sucking channel intercommunication, the output channel with the exhaust passage intercommunication and to the inside water knockout plate that extends of sewage case subassembly, be equipped with in the sewage case subassembly and cut apart its inner space into the baffle of upper space and lower space, this baffle is equipped with the water conservancy diversion passageway that is used for with upper space and lower space local intercommunication.

2. The hand held fabric washer of claim 1, wherein the input channel has an input extension channel extending into the interior of the tank assembly, and the water distribution plate extends into the tank assembly a length greater than the length of the input extension channel.

3. The drain tank assembly of a hand-held fabric washing machine of claim 2, wherein the inlet extension channel portion channel is arcuate and opens in a direction toward a sidewall of the drain tank assembly.

4. The sump assembly of claim 1, wherein the inlet passage has an outlet extension passage extending inwardly of the sump assembly, the outlet extension passage having a filter aperture at a distal end thereof.

5. The sump assembly of a hand held fabric washing machine of claim 4, wherein the outlet extension channel is provided at an end thereof with a sealing plate having a ball shape or a plate shape, and the filtering holes are formed in the sealing plate.