CN216147971U - Surface cleaning device with reliable structure - Google Patents

Abstract

The utility model discloses a surface cleaning device with a reliable structure, which belongs to the technical field of cleaning equipment and comprises a machine body and a cleaning assembly pivoted at the bottom of the machine body, wherein a water tank is arranged on the machine body, the cleaning assembly comprises a cleaning roller, a motor used for driving the cleaning roller to rotate and a spray head capable of being connected to the water tank, an installation cavity used for installing the water tank is arranged on the machine body, a concave part is arranged on the bottom wall of the installation cavity, the water tank is arranged at the installation cavity, the bottom of the water tank is inserted into the concave part, and part of the water tank is exposed out of the installation cavity. The water tank is arranged on the machine body through the matching with the installation cavity, the installation mode of the water tank is simple, a user can install the water tank conveniently, the stability of the water tank on the machine body can be improved through the matching with the installation cavity, and the whole structure of the machine body is more reliable. When the installation cavity department was located to the water tank, the part of water tank was exposed in the installation cavity, and the user observes the water tank and can clearly learn the residual water yield in the water tank, is favorable to improving user's use and experiences.

Description

Surface cleaning device with reliable structure

Technical Field

The utility model relates to the technical field of cleaning equipment, in particular to a surface cleaning device with a reliable structure.

Background

In recent years, some intelligent cleaning devices are more and more widely applied to daily life, and various cleaning devices bring great convenience to the life of users. The floor cleaning machine is a common cleaning device, a cleaning roller and a motor for driving the cleaning roller are arranged on a cleaning head of the floor cleaning machine, and when the machine body works, the motor drives the cleaning roller to roll to enable the cleaning roller to roll and clean a surface to be cleaned, so that the cleaning purpose is achieved. In order to improve the wiping effect, some floor mopping machines are provided with a liquid spraying structure consisting of a water tank, a water pump, a spray head, a water pipe and other components, water in the water tank can flow to the spray head through the water pipe under the action of the water pump and is sprayed to a cleaning roller or a surface to be cleaned from the spray head, and the cleaning roller can perform wet wiping on the surface to be cleaned, so that the improvement of the dirt removing capacity is facilitated. However, the installation mode, the water tank capacity, the residual water amount prompting mode and the replacement mode of the water tank equipped in the floor mopping machine are pain points of consumers at present, and are not beneficial to improving the use experience of the users.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects and shortcomings in the prior art, the utility model provides the surface cleaning device with a reliable structure, and the use experience of a user is effectively improved.

In order to achieve the technical purpose, the surface cleaning device with the reliable structure comprises a machine body and a cleaning assembly pivoted to the bottom of the machine body, wherein a water tank is arranged on the machine body, the cleaning assembly comprises a cleaning roller, a motor used for driving the cleaning roller to rotate and a spray head capable of being connected to the water tank, an installation cavity used for installing the water tank is arranged on the machine body, a concave portion is arranged on the bottom wall of the installation cavity, the water tank is arranged at the installation cavity, the bottom of the water tank is inserted into the concave portion, and part of the water tank is exposed out of the installation cavity.

Preferably, the installation cavity is coated on the periphery of the local part of the water tank in the circumferential direction of the water tank, and the water tank is arranged in a fine-upper and coarse-lower mode.

Preferably, the fuselage includes the inner shell and locates the shell of inner shell outside, and the installation cavity is enclosed by the inner shell and closes and form, and at least part protrusion in the inner shell of water tank.

Preferably, the external diameter of the water tank on one side of the body back to the water tank is larger than the external diameter of the water tank on one side of the body to enable a step part to be arranged in the circumferential direction of the water tank, and the step part and the vertical edge of the inner shell are matched to enable the matching position between the water tank and the body to be kept smooth.

Preferably, the cross-sectional shape of the mounting cavity along the transverse direction is C-shaped or U-shaped.

Preferably, the height of the water tank is H1, the height of the installation cavity is H2, H2/H1 is not less than 2/3 and not more than 3/4, and the top of the water tank is higher than the installation cavity and is positioned outside the installation cavity.

Preferably, be equipped with the locking piece and the elastic component that are located the installation cavity top in the fuselage, the bottom of locking piece stretches into in the installation cavity, the water tank towards one side of fuselage be equipped with installation cavity roof complex locating surface, be equipped with on the locating surface and supply locking piece bottom male locked groove, the elastic component supports the locking piece to the locked groove.

Preferably, a downwardly protruding positioning column is arranged on the top wall of the mounting cavity, and a positioning groove for inserting the positioning column is formed in the positioning surface.

Preferably, an air inlet valve is arranged on one side of the water tank higher than the installation cavity and facing the machine body, and an air inlet hole is formed in the air inlet valve.

Preferably, the height of the water tank is H1, the height of the fuselage is H3, and H1/H3 is less than or equal to 0.5.

After the technical scheme is adopted, the utility model has the following advantages:

1. according to the surface cleaning device provided by the utility model, the installation cavity for installing the water tank is arranged on the machine body, and the water tank is arranged on the machine body through the matching with the installation cavity, so that the installation mode of the water tank is simple, the installation is convenient for a user, the stability of the water tank arranged on the machine body is also favorably improved through the matching with the installation cavity, and the integral structure of the machine body is more reliable. When the installation cavity department was located to the water tank, the part of water tank was exposed in the installation cavity, and the user observes the water tank and can clearly learn the residual water yield in the water tank, is favorable to improving user's use and experiences. The fuselage is in the tilt state when the user uses, can make the focus of water tank be located the installation cavity, helps making the water tank keep stable in structure, also helps rationally reducing the focus of fuselage, is favorable to reducing user's the use degree of difficulty.

2. The installation cavity cladding is in the local periphery of water tank circumference, rationally sets up the cooperation mode between installation cavity and the water tank, and the increase water tank exposes in the position of installation cavity in the direction of height when guaranteeing that the water tank can stably locate installation cavity department, makes the user more clearly know the residual water yield in the water tank. The thick setting under thin on the water tank, the focus of water tank is located the middle part of water tank below, rationally reduces the focus of water tank, helps improving the stability that the installation cavity department was located to the water tank.

3. The installation cavity is enclosed by the inner shell of fuselage and closes and form, and the rational formation structure that sets up the installation cavity helps reducing the structure degree of difficulty of fuselage, also helps improving the structural strength of installation cavity, guarantees that the water tank can be through the stable installation on the fuselage with the cooperation of installation cavity.

4. The external diameter of water tank changes and sets up formation step portion, and when the installation cavity department was located to the water tank, the cooperation of the vertical edge of step portion and inner shell made cooperation department between water tank and the fuselage keep level and smooth, helps improving the holistic appearance of device and beautifully spends, also helps improving the stability of water tank through the cooperation of step portion and the vertical edge of inner shell, avoids the water tank to drop when using.

5. The reasonable installation cavity that sets up follows horizontal cross sectional shape, makes and satisfies half enclosed type cooperation structural requirement between installation cavity and the water tank, helps improving the water tank and installs the stability on the fuselage through the cooperation with the installation cavity, simultaneously, also can reduce the cooperation degree of difficulty between water tank and the installation cavity.

6. The ratio between the height H2 of reasonable setting installation cavity and the height H1 of water tank guarantees that the water tank rationally sets up the capacity of water tank when satisfying the stable in structure requirement through cooperating with the installation cavity. The fuselage is in the tilt state when the user uses, can make the focus of water tank be located the installation cavity, helps making the water tank keep stable in structure, also helps rationally reducing the focus of fuselage. In addition, because the water quantity in the water tank is gradually reduced when the water tank is used, the gravity center of the water tank is also gradually reduced, the H2/H1 is set to be 2/3-3/4, the stability of the water tank in the using process is improved, and a user can use the water tank more easily. If H2/H1 is less than 2/3, the height H2 of the installation cavity is small, which is not beneficial to ensuring that the water tank meets the requirement of stable structure through matching with the installation cavity, especially in the using process, the machine body is inclined, the water quantity in the water tank is also dynamically changed, the height of the installation cavity is small, and is not beneficial to keeping the water tank stable. If H2/H1 > 3/4, the height H1 of water tank is on the small side, though the stability of water tank improves, the capacity of water tank is less, still can cause the water tank dismouting inconvenient, also does not help the user to look over the water level change in the water tank, can not in time add water when the water tank lacks water, is unfavorable for improving user's use and experiences.

7. When the installation cavity department was located to the water tank, the elastic component supported the locking piece to the locked groove makes stable the inserting of bottom of locking piece locate the locked groove, locks the water tank on the fuselage through the cooperation of locking piece and locked groove, makes water tank keep stable in structure. When the water tank needs to be taken down, the water tank can be taken away from the machine body only by overcoming the elastic force of the elastic piece to enable the locking block to be separated from the locking groove, the water tank is convenient to disassemble and assemble, and the use experience of a user is improved.

8. When the installation cavity department was located to the water tank, the reference column was inserted and is located the constant head tank, and the cooperation through reference column and constant head tank makes the water tank receive the location, improves the structural stability of water tank, prevents that the water tank from taking place to rock when using, is favorable to improving user's use and experiences.

9. The air inlet valve is arranged on one side, facing the machine body, of the position, higher than the installation cavity, of the water tank, and a certain assembly gap is formed between the water tank and the machine body, so that the air inlet hole in the air inlet valve is communicated with the assembly gap, external air can enter the water tank through the assembly gap and the air inlet hole, an air inlet channel is not required to be specially designed, the air pressure in the water tank is kept consistent with the external air pressure through air inlet, and therefore water in the water tank can smoothly flow to the spray head when water is sprayed.

10. The height H1 of water tank does not exceed half of fuselage height H3 and sets up, is favorable to rationally reducing the focus of fuselage, avoids the high too big condition that leads to fuselage overall unbalance of water tank, helps improving user's use and experiences.

Drawings

FIG. 1 is a perspective view of a surface cleaning apparatus according to an embodiment;

FIG. 2 is an exploded view of a body and a water tank of a surface cleaning apparatus according to an embodiment;

FIG. 3 is a block diagram of a body of a surface cleaning apparatus according to an embodiment;

FIG. 4 is a transverse cross-sectional view of a water tank of a surface cleaning apparatus of an embodiment as positioned at an installation cavity;

FIG. 5 is a vertical cross-sectional view of a water tank disposed at an installation cavity in a surface cleaning apparatus according to an embodiment;

FIG. 6 is a schematic diagram of a liquid spraying structure of a surface cleaning apparatus according to an embodiment.

In the figure, 100-a body, 110-a mounting cavity, 111-a positioning column, 120-a concave part, 130-an inner shell, 140-an outer shell, 150-a joint, 160-a plug part, 200-a cleaning component, 300-a cleaning roller, 400-a liquid spraying structure, 410-a water tank, 411-a water valve, 412-a step part, 413-a positioning surface, 414-a locking groove, 415-a positioning groove, 420-a spray head, 430-an air inlet valve, 431-an air inlet hole, 440-a water pump, 450-a water running part, 510-a locking block, 520-a spring and 600-a handle rod.

Detailed Description

The utility model is further described with reference to the following figures and specific examples. It is to be understood that the following terms "upper," "lower," "left," "right," "longitudinal," "lateral," "inner," "outer," "vertical," "horizontal," "top," "bottom," and the like are used merely to indicate an orientation or positional relationship relative to one another as illustrated in the drawings, merely to facilitate describing and simplifying the utility model, and are not intended to indicate or imply that the device/component so referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore are not to be considered limiting of the utility model.

Example one

As shown in fig. 1 to 6, a surface cleaning apparatus with a reliable structure according to an embodiment of the present invention includes a main body 100 and a cleaning assembly 200 pivotally connected to a bottom of the main body 100, wherein a water tank 410 is disposed on the main body 100, and the cleaning assembly 200 includes a cleaning roller 300, a motor for driving the cleaning roller 300 to rotate, and a nozzle 420 connectable to the water tank 410. The body 100 is provided with an installation cavity 110 for installing a water tank 410, the bottom wall of the installation cavity 110 is provided with a concave portion 120, the water tank 410 is arranged at the installation cavity 110, the bottom of the water tank is inserted into the concave portion 120, and a part of the water tank 410 is exposed out of the installation cavity 110.

The water tank is arranged on the machine body through the matching with the installation cavity, the installation mode of the water tank is simple, a user can install the water tank conveniently, the stability of the water tank on the machine body can be improved through the matching with the installation cavity, and the whole structure of the machine body is more reliable. When the installation cavity department was located to the water tank, the part of water tank was exposed in the installation cavity, and the user observes the water tank and can clearly learn the residual water yield in the water tank, is favorable to improving user's use and experiences. The fuselage is in the tilt state when the user uses, can make the focus of water tank be located the installation cavity, helps making the water tank keep stable in structure, also helps rationally reducing the focus of fuselage, is favorable to reducing user's the use degree of difficulty.

With reference to fig. 4, in the present embodiment, the installation cavity 110 is circumferentially covered on a partial periphery of the water tank 410, so that a portion of the water tank 410 exposed to the installation cavity 110 in the height direction can be increased, and a user can more clearly know the remaining water amount in the water tank 410. The water tank 410 is made of transparent or semitransparent plastic, a water valve 411 is arranged at the bottom of the water tank 410, and the concave part 120 is matched with the water valve 411. When the water tank 410 is mounted on the body 100, the rear side of the water tank 410 is located in the mounting cavity 110, the front side of the water tank 410 is exposed out of the mounting cavity 110, and the water valve 411 is inserted into the recess 120. In order to properly lower the center of gravity of the water tank 410, the water tank 410 is arranged to be thin at the top and thick at the bottom, so that the center of gravity of the water tank 410 is located below the middle of the water tank 410, which helps to improve the stability of the water tank 410.

In order to satisfy the requirement of the semi-surrounding type matching structure between the installation cavity 110 and the water tank 410, the cross-sectional shape of the installation cavity 110 along the transverse direction is approximately C-shaped in the embodiment. The fuselage 100 includes an inner shell 130 and an outer shell 140 disposed outside the inner shell 130, and the installation cavity 110 is enclosed by the inner shell 130. When the water tank 410 is disposed at the installation cavity 110, the front side of the water tank 410 protrudes out of the inner case 130.

In order to improve the overall appearance of the body 100, the outer diameter of the front side of the water tank 410 is larger than the outer diameter of the rear side of the water tank 410, and two steps 412 are formed in the circumferential direction of the water tank 410 and are distributed at intervals. When the water tank 410 is disposed at the installation cavity 110, the two step portions 412 are respectively engaged with the two vertical edges of the inner shell 130, so that the engagement between the water tank 410 and the body 100 is kept smooth, and the body 100 has a smooth cylindrical shape.

In order to stably mount the water tank 410 on the body 100 by engaging with the mounting cavity 110, a proportional relationship between the height of the mounting cavity 110 and the height of the water tank 410 needs to be properly set. The height of the water tank 410 is H1, the height of the installation cavity 110 is H2, H2/H1 is not less than 2/3 and not more than 3/4, and the top of the water tank 410 is higher than the installation cavity 110 and is positioned outside the installation cavity 110. In this embodiment, the height of the water tank 410 is the height of the tank body excluding the water valve 411, the height of the installation cavity 110 is the height of the cavity excluding the concave portion 120, and H2/H1 is preferably set to 0.7.

In order to lower the center of gravity of the whole body of the body 100, the height of the water tank 410 is set not more than half of the height of the body 100. The height of the water tank 410 is H1, the height of the machine body 100 is H3, and H1/H3 is less than or equal to 0.5. In this embodiment, the bottom end of the main body 100 is provided with a joint 150 pivotally engaged with the cleaning assembly 200, the top of the main body 100 is provided with a handle bar 600, the top end of the main body 100 is provided with an insertion part 160 engaged with the handle bar 600, the height H3 of the main body 100 refers to the height of the main body 100 excluding the joint 150 and the insertion part 160, and H1/H3 is preferably set to 0.4.

The upper portion of the rear side of the water tank 410 is provided with a positioning surface 413 matched with the top wall of the installation cavity 110, and the part of the water tank 410 above the positioning surface 413 is positioned outside the installation cavity 110. With reference to fig. 3 and 5, in order to lock the water tank 410 on the body 100, a locking block 510 and an elastic member located at the top of the mounting cavity 110 are disposed in the body 100, a through hole for the bottom end of the locking block 510 to extend into the mounting cavity 110 is disposed on the top wall of the mounting cavity 110, and a locking groove 414 for the bottom end of the locking block 510 to be inserted is disposed on the positioning surface 413. When the water tank 410 is disposed at the installation cavity 110, the bottom end of the locking block 510 is inserted into the locking groove 414, the locking block 510 is abutted to the locking groove 414 by the elastic member, and the water tank 410 is locked on the body 100 by the cooperation of the locking block 510 and the locking groove 414, so that the water tank 410 is kept stable in structure. In this embodiment, the elastic member preferably adopts a spring 520, the spring 520 is sleeved outside the locking block 510, the top end of the spring 520 abuts against a protrusion inside the body 100 to realize positioning, the bottom end of the spring 520 abuts against the locking block 510, and the spring 520 applies a downward acting force to the locking block 510, so that the bottom end of the locking block 510 can be stably inserted into the locking groove 414.

In order to further improve the structural stability of the water tank 410, a positioning column 111 protruding downwards is disposed on the top wall of the mounting cavity 110, and a positioning groove 415 for inserting the positioning column 111 is disposed on the positioning surface 413. When the water tank 410 is arranged at the installation cavity 110, the positioning column 111 is inserted into the positioning groove 415, and the water tank 410 is positioned by matching the positioning column 111 and the positioning groove 415, so that the water tank 410 is prevented from shaking in use. In this embodiment, the positioning column 111 is disposed at the rear side of the locking block 510, and correspondingly, the positioning slot 415 is disposed at the rear side of the locking slot 414, and the positioning slot 415 is communicated with the locking slot 414.

In order to make the water in the water tank 410 flow to the nozzle 420 smoothly when spraying the liquid, an air inlet valve 430 is disposed at a position of the water tank 410 higher than the installation cavity 110 and on a side facing the body 100, and an air inlet hole 431 is disposed on the air inlet valve 430. A certain assembly gap exists between the part of the water tank 410 higher than the installation cavity 110 and the machine body 100, the air inlet valve 430 is communicated with the assembly gap, external air can enter the water tank 410 through the assembly gap and the air inlet hole 431, an air inlet channel is not required to be specially designed, air pressure inside the water tank 410 is kept consistent with external air pressure through air inlet, and water in the water tank 410 can smoothly flow to the spray head 420 during liquid spraying. The hole diameter of the air inlet hole 431 is small enough to allow air to flow therethrough, and the liquid in the water tank 410 cannot flow out through the air inlet hole 431.

Referring to fig. 6, a water pump 440 and a water running member 450 are disposed in the cleaning assembly 200, and the water tank 410, the nozzle 420, the water pump 440 and the water running member 450 form a liquid spraying structure 400. The water inlet of the water pump 440 is detachably connected with the water tank 410 through a water pipe, and the water outlet of the water pump 440 is connected with the water running member 450 through a water pipe. The water-running piece 450 is long and the length direction is arranged along the left-right direction, the spray head 420 is arranged at the front side of the water-running piece 450 and a plurality of water-running channels corresponding to the spray head 420 one by one are arranged in the water-running piece 450. The water in the water tank 410 flows toward the water discharging member 450 by the water pump 440, and then flows toward each of the injection heads 420 through the water discharging passages in the water discharging member 450, and is finally injected from the injection heads 420. In this embodiment, the axial direction of the cleaning roller 300 is arranged along the left-right direction, two cleaning rollers 300 are provided at intervals along the front-rear direction, water sprayed from the spray head 420 is sprayed onto the cleaning roller 300 on the front side, the cleaning roller 300 on the front side performs wet wiping on the surface to be cleaned, and the cleaning roller 300 on the rear side performs dry wiping on the surface to be cleaned.

When the machine body works, the motor drives the cleaning roller 300 to roll and wipe the surface to be cleaned. When water needs to be sprayed, the water pump 440 works, water in the water tank 410 flows to the spray head 420 under the action of the water pump 440 and is sprayed onto the cleaning roller 300 from the spray head 420, the cleaning roller 300 on the front side wipes a surface to be cleaned in a wet mode, and the cleaning roller 300 on the rear side wipes the surface to be cleaned in a dry mode.

Since the front side of the water tank 410 is exposed to the installation cavity 110, a user can clearly know the amount of water in the water tank 410 by observing the water tank 410 during operation. When the water tank 410 needs to be filled with water, the water tank 410 is taken down from the machine body 100, then the water tank 410 filled with water is arranged on the machine body 100 again through the matching with the installation cavity 110, the bottom end of the locking block 510 is inserted into the locking groove 414 to lock the water tank 410, and the positioning column 111 is inserted into the positioning groove 415 to position the water tank 410.

It will be understood that "front", "rear", "left" and "right" in the figures refer to the orientation of the user when the device is standing.

It is understood that the installation cavity 110 may be provided at the rear side of the body 100, or at the left side of the body 100, or at the right side of the body 100.

It is understood that the cross-sectional shape of the mounting cavity 110 in the transverse direction may also be provided in a U-shape.

It is understood that H2/H1 may be set to 2/3, 0.68, 0.71, 0.72, 0.73, 0.74, 0.75, and other reasonable ratios.

It is understood that H1/H3 can be set to other reasonable ratios such as 0.3, 0.32, 0.35, 0.37, 0.39, 0.41, 0.43, 0.45, 0.47, 0.5, etc.

It will be appreciated that water from the spray head 420 may also be sprayed directly onto the surface to be cleaned in front of the cleaning assembly 200.

It is to be understood that only one cleaning roller 300 may be provided.

It is understood that in the case that the number of the injection head 420 is one or two, etc., the water discharging member 450 may be eliminated, and the injection head 420 is directly connected to the water outlet of the water pump 440 by the engagement of the water pipe and the joint.

Other embodiments of the present invention than the preferred embodiments described above, and those skilled in the art can make various changes and modifications according to the present invention without departing from the spirit of the present invention, should fall within the scope of the present invention defined in the claims.

Claims (10)

1. The utility model provides a reliable surface cleaning device of structure, includes fuselage and pin joint in the clean subassembly of fuselage bottom, is equipped with the water tank on the fuselage, and clean subassembly includes the cleaning roller, is used for driving the rotatory motor of cleaning roller and can connects in the shower nozzle of water tank, its characterized in that, be equipped with the installation cavity that is used for installing the water tank on the fuselage, the diapire of installation cavity is equipped with the concave part, and the water tank is located installation cavity department and bottom and is inserted and locate in the concave part, and the part of water tank exposes in the installation cavity.

2. The surface cleaning apparatus of claim 1, wherein the mounting cavity circumferentially surrounds the tank and is configured to be narrow above and wide below the tank.

3. A surface cleaning apparatus as claimed in claim 2, characterised in that the body comprises an inner casing and an outer casing disposed outside the inner casing, in that the mounting chamber is defined by the inner casing, and in that at least part of the water tank projects from the inner casing.

4. The surface cleaning device of claim 3, wherein the outer diameter of the side of the water tank facing away from the body is larger than the outer diameter of the side of the water tank facing towards the body, so that a step part is arranged on the circumferential direction of the water tank, and the step part is matched with the vertical edge of the inner shell to ensure that the matching part between the water tank and the body is kept smooth.

5. A surface cleaning apparatus as claimed in claim 2, characterised in that the mounting cavity is C-or U-shaped in transverse cross-section.

6. A surface cleaning apparatus as claimed in claim 1, characterised in that the height of the tank is H1, the height of the mounting chamber is H2, 2/3 ≦ H2/H1 ≦ 3/4, and the top of the tank is higher than and outside the mounting chamber.

7. The surface cleaning device of claim 6, wherein the body is provided with a locking block and an elastic member at the top of the mounting cavity, the bottom end of the locking block extends into the mounting cavity, one side of the water tank facing the body is provided with a positioning surface matched with the top wall of the mounting cavity, the positioning surface is provided with a locking groove for inserting the bottom end of the locking block, and the elastic member enables the locking block to abut against the locking groove.

8. A surface cleaning apparatus as claimed in claim 7, wherein the top wall of the mounting chamber is provided with downwardly projecting locating posts, and the locating surface is provided with locating grooves into which the locating posts can be inserted.

9. A surface cleaning apparatus as claimed in claim 6, characterised in that the region of the tank above the mounting chamber is provided with an air inlet valve on the side facing the body, the air inlet valve being provided with an air inlet.

10. A surface cleaning apparatus as claimed in any one of claims 1 to 9, characterised in that the height of the tank is H1, the height of the body is H3, H1/H3 ≤ 0.5.

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