Baby carriage type dust collector and method

Abstract

The invention provides a baby carriage type dust collector and a method. The dust collector comprises a shell, a dust collection accessory arranged at one end of the shell, a first wheel assembly arranged at the other end of the shell and capable of moving on a horizontal plane, a direction control device located between the dust collection accessory and the first wheel assembly, and a dust collection motor arranged between the direction control device and the first wheel assembly. The vacuum box is located between the direction control device and the dust collection motor, and the vacuum box is located on the downstream of the dust collection accessory and on the upstream of the dust collection motor in the airflow direction. The invention has the advantages of having two functions of dust collection and cleaning and playing, reducing the introduction of external dirt, and being capable of realizing family cleaning while playing, thereby keeping a clean and tidy home environment.

Description

Technical Field

[0001] The present invention relates to the technical field of household cleaning, and in particular to a baby carriage type vacuum cleaner and a method thereof. Background Art

[0002] A baby carriage is a riding toy for children to play with. It only needs to turn the steering wheel left and right and has its own power. It can be played not only indoors, but also outdoors in parks, squares, communities, etc. Existing baby carriages are easy to bring dirt from the outside back indoors because they are played outdoors. They also cannot cultivate children's enthusiasm for work, and cannot achieve the purpose of combining education with entertainment. In order to solve the above problems, some technical solutions have emerged. For details, please refer to Chinese utility model patent CN202723760U. However, this solution does not provide a specific cleaning working principle, nor does it provide a conversion between vacuuming mode and play mode. Therefore, it is necessary to improve it. Summary of the invention

[0003] The object of the present invention is to provide a baby carriage type vacuum cleaner and method, which has two functions of vacuum cleaning and playing, reduces the introduction of external dirt, and can also achieve household cleaning while playing, thereby maintaining a clean and tidy home environment.

[0004] To achieve the purpose of the present invention, the present invention provides the following first technical solution: a baby carriage-type vacuum cleaner, comprising a shell, a dust collection accessory arranged at one end of the shell, a first wheel assembly arranged at the other end of the shell and movable on a horizontal plane, a direction control device located between the dust collection accessory and the first wheel assembly, a dust collection motor arranged between the direction control device and the first wheel assembly, and a vacuum box located between the direction control device and the dust collection motor, wherein the vacuum box is located downstream of the dust collection accessory and upstream of the dust collection motor in the direction of airflow.

[0005] On the basis of the above first technical solution, the following subsidiary technical solutions are further included:

[0006] Preferably, at least a portion of the shell is a riding area for a user, and the vacuum box is at least partially located below the riding area for the user, so as to facilitate children to ride and play.

[0007] Preferably, the central axis of the dust suction motor is perpendicular to the horizontal plane, wherein the direction control device includes an operating rod extending perpendicular to the horizontal plane, and an auxiliary wheel connected to the other end of the operating rod to facilitate direction adjustment.

[0008] Preferably, the vacuum cleaner further comprises a guide tube between the dust collecting attachment and the vacuum box for conveying air flow.

[0009] Preferably, the shell comprises a bottom cover shell and a top cover shell located above and connected to the bottom cover shell, wherein the vacuum box is arranged on the bottom cover shell and is at least partially covered by the top cover shell to hide the vacuum box.

[0010] The present invention provides the following second technical solution: a baby carriage type vacuum cleaner, comprising a shell having two ends, a first wheel assembly arranged at one end of the shell and movable on a horizontal plane, a direction control device located between the other end of the shell and the first wheel assembly, a dust suction motor arranged between the direction control device and the first wheel assembly, a vacuum box located between the direction control device and the dust suction motor and upstream of the dust suction motor, and a dust suction accessory / working accessory selectively connected to the other end of the shell, wherein the baby carriage type vacuum cleaner has two working modes, namely, a baby carriage and a vacuum cleaner, and when the dust suction accessory is connected to the shell, the baby carriage type vacuum cleaner enters the vacuum cleaner working mode; when the working accessory is connected to the shell, the baby carriage type vacuum cleaner enters the baby carriage working mode.

[0011] On the basis of the above second technical solution, the following subsidiary technical solutions are further included:

[0012] Preferably, in the vacuum cleaner working mode, the bottom of the vacuum attachment is at least partially in contact with the horizontal plane; in the stroller working mode, the bottom of the working attachment maintains a vertical gap with the horizontal plane to achieve the conversion between the vacuum mode and the play mode.

[0013] Preferably, the vacuum box further comprises a DC power supply which is arranged adjacent to the vacuum box and provides power to the dust collecting motor to provide electric power.

[0014] Preferably, the vacuum cleaner accessory includes a roller brush chamber, a roller brush body located in the roller brush chamber, and a vacuum cleaner accessory air duct connected to the roller brush chamber at one end and connected to the shell at the other end, wherein the vacuum cleaner accessory air duct is located upstream of the vacuum box to achieve cleaning of the surface to be cleaned.

[0015] The present invention provides the following third technical solution: a method comprising the following steps:

[0016] S1: A baby carriage type vacuum cleaner is provided, which comprises a shell having a switch button and two ends, a first wheel assembly disposed at one end of the shell and movable on a horizontal plane, a direction control device disposed between the other end of the shell and the first wheel assembly and capable of adjusting the direction of movement, a dust suction motor disposed between the direction control device and the first wheel assembly, a vacuum box disposed between the direction control device and the dust suction motor and located upstream of the dust suction motor, and a dust suction accessory / working accessory selectively connected to the other end of the shell; wherein the dust suction accessory comprises a roller brush body and a dust suction accessory air duct;

[0017] S2: Then connect the dust collection accessory to the housing, enter the dust collection working mode and proceed to step S3;

[0018] S3: Then the dust collecting motor is turned on, the roller brush body contacts the horizontal plane and rotates around the axis to generate dust-laden airflow on the horizontal plane;

[0019] S4: The dust-laden airflow enters the vacuum box through the dust collection accessory air duct and undergoes dust and air separation, wherein the dust is stored in the vacuum box, while the airflow enters the dust collection motor and is discharged to the outside until the end;

[0020] S5: Then, the working accessory is connected to the housing, the baby carriage working mode is entered and step S6 is entered;

[0021] S6: Then the switch button is activated, and the first wheel assembly rotates, causing the housing to move on a horizontal plane;

[0022] S7: The direction of movement is then adjusted by the direction control device until the movement is completed.

[0023] Compared with the prior art, the present invention has the following positive effects: it has two functions of vacuum cleaning and playing, which reduces the introduction of external dirt, and can also achieve household cleaning while playing, thereby maintaining a clean and tidy home environment. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0025] Figure 1 It is a stereoscopic diagram of the first embodiment of the present invention at a viewing angle;

[0026] Figure 2 is a three-dimensional diagram of the first embodiment of the present invention at another viewing angle;

[0027] Figure 3 is a cross-sectional view of the first embodiment of the present invention when no dust collection accessory is installed;

[0028] Figure 4 is a cross-sectional view of the first embodiment of the present invention in a vacuum cleaner working mode, wherein the steering wheel is removed and the vacuum cleaner attachment is installed;

[0029] Figure 5 is an exploded view of a first embodiment of the present invention;

[0030] Figure 6It is a three-dimensional assembly diagram of the lower housing and the vacuum box in the first embodiment of the present invention;

[0031] Figure 7 is a perspective view of the first embodiment of the present invention in the play mode of the baby carriage, wherein the working accessories are installed;

[0032] Figure 8 A three-dimensional diagram of the dust collection attachment in a first embodiment of the present invention at a certain viewing angle;

[0033] Fig. 9 is a three-dimensional diagram of the dust collection attachment in the first embodiment of the present invention from another viewing angle;

[0034] Fig.10 It is a three-dimensional diagram of the working attachment in the first embodiment of the present invention at a certain viewing angle;

[0035] Fig.11 It is a three-dimensional diagram of the working accessory in the first embodiment of the present invention from another viewing angle. DETAILED DESCRIPTION

[0036] In the description of the present invention, it should be noted that, unless otherwise specified, "plurality" means two or more than two; the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", "front end", "back end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplification, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third" and the like are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0037] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to the specific circumstances.

[0038] The specific implementation modes of the present invention are further described in detail below with reference to the accompanying drawings.

[0039] Example: Figure 1-10As shown, the present invention discloses a first embodiment of a baby carriage type vacuum cleaner, which comprises: a shell 1000, a dust collection attachment 5000 arranged at one end of the shell 1000, a first wheel assembly 6000 arranged at the other end of the shell 1000 and movable on a horizontal plane, a direction control device 2000 located between the dust collection attachment 5000 and the first wheel assembly 6000, a dust collection motor 4000 arranged between the direction control device 2000 and the first wheel assembly 6000, a vacuum box 3000 located between the direction control device 2000 and the dust collection motor 4000, and a DC power supply 4400 arranged adjacent to the vacuum box 3000 and providing power to the dust collection motor 4000, wherein the vacuum box 3000 is located downstream of the dust collection attachment 5000 and upstream of the dust collection motor 4000 in the airflow direction.

[0040] The housing 1000 includes a bottom cover housing 1200, a guide tube 1360 located between the dust collection attachment 5000 and the vacuum box 3000, and a top cover housing 1400 located above the bottom cover housing 1200 and connected to the bottom cover housing 1200. The housing 1000 further includes a head 1300 located at one end and docked with the dust collection attachment 5000, a tail 1500 located at the other end and mounted with the first wheel assembly 6000, a connecting portion 1700 located between the head 1300 and the tail 1500 and mounted with the direction control device 2000, a pair of foot support portions 1800 located outside the connecting portion 1700 and used to support the user's feet, and a housing cavity 1900 located between the bottom cover housing 1200 and the top cover housing 1400. The vacuum box 3000 is disposed on the bottom cover housing 1200 and is at least partially shielded by the top cover housing 1400, and is accommodated by the housing cavity 1900. The housing 1000 is at least partially a riding area for the user, and the vacuum box 3000 is at least partially located below the riding area for the user. The connecting portion 1700 is provided with a switch button 6400, which is electrically connected to the dust suction motor 4000 and the DC power supply 4400. The top cover housing 1400 includes a top cover slot 1440 that is open upward and at least partially accommodates the vacuum box 3000, an air inlet mesh plate 1460 located in the top cover slot 1440 and above the dust suction motor 4000, a riding cover 1490 that can be opened around the axis at the open end of the top cover slot 1440 and can be used for the user to ride, and a decorative piece 1980 that is arranged around it to cover it. Soft materials can be added to the surface of the riding cover 1490 to increase comfort. The decorative piece 1980 is used to increase its aesthetics, for example, by being coated with bright colors or patterns. The top cover slot 1440 can also accommodate dust suction accessories 5000 or other accessories. The connecting portion 1700 has the highest point of the entire housing 1000, i.e., in a direction perpendicular to the horizontal plane, wherein the direction control device 2000 is disposed at the highest point of the connecting portion 1700. The foot support portion 1800 is located on both sides of the direction control device 2000 and between the head 1300 and the riding cover 1490, and is used to support the user's feet.

[0041] The head 1300 further includes an open mounting cavity 1310, a pressing member 1330 located above the mounting cavity 1310, an unlocking member abutting against the pressing member 1330, an air inlet pipe 1340 located in the mounting cavity 1310 and connected to the input end of the air guide pipe 1360, a pair of guide rails 1344 located on both sides of the air inlet pipe 1340 and located in the mounting cavity 1310 and used for guiding the installation of the dust collection accessory 5000, and a head opening 1346 disposed on the bottom cover shell 1200 and adjacent to the guide rails 1344 and connected to the mounting cavity 1310. The cross section of the guide rail 1344 is T-shaped. The unlocking member includes a contact end 1332 abutting against the bottom of the pressing member 1330 and located at one end, a pivot 1334 allowing the contact end 1332 to rotate around an axis, and a locking end 1336 located at the other end. To further provide stability, the locking end 1336 is preferably a pair of locking arms, and the ends of the locking arms can pass through the head opening 1346 into the mounting cavity 1310 for locking with the dust collection attachment 5000. The pivot 1334 is located between the contact end 1332 and the locking end 1336. The cross-section of the head 1300 is generally triangular, wherein the mounting cavity 1310 is located at one corner of the triangle.

[0042] The flow guide tube 1360 is located in the shell cavity 1900, and includes a first extension section 1362, a second extension section 1364, and a third extension section 1366 which are arranged in sequence from the head section 1300 to the tail section 1500 and are hollow inside. A first intersection angle of 90° to 180° is formed between the bottom side surface of the first extension section 1362 and the bottom side surface of the second extension section 1364; and the rear end of the first extension section 1362 and the front end of the second extension section 1364 are transitionally connected through a first elbow, and a second intersection angle of 90° to 180° is formed between the top side surface of the second extension section 1364 and the top side surface of the third extension section 1366; the front end of the second extension section 1364 and the rear end of the third extension section are transitionally connected through a second elbow, and the first intersection angle and the second intersection angle form an inner staggered angle, and the center direction of the first extension section 1362 and the center direction of the third extension section 1366 are parallel to each other. The first elbow and the second elbow are both arc-shaped elbows. The center direction of the first extension section 1362 is in the same straight line as the center direction of the air inlet pipe 1340. In this embodiment, the length of the second extension section 1364 is greater than the length of the first extension section 1362 and less than the length of the third extension section 1366.

[0043] The direction control device 2000 includes an operating rod 2220 extending perpendicular to the horizontal plane and rotatable, an operating connection part 2200 arranged around the operating rod 2220 and protecting the operating rod 2220, and a rotating part 2400 connected to the bottom end of the operating rod 2220. The rotating part 2400 includes a rotating disk 2420 located at the bottom end of the operating rod 2220 and rotatable 360 ​​degrees relative to the center of the operating rod 2220, and at least one pair of auxiliary wheels 2440 arranged on the rotating disk 2420 and the bottom of which contacts the horizontal plane. The operating rod 2220 is located between the two auxiliary wheels 2440. A steering wheel 2020 is arranged on the top of the operating connection part 2200. The steering wheel 2020 is the highest part of the entire baby carriage type vacuum cleaner, so that the user can grab it easily. The auxiliary wheel 2440 can also be called a second wheel, which is a passive wheel or a follower wheel.

[0044] The vacuum box 3000 includes a vacuum box body 3200 with an open upper end, and a vacuum box cover 3400 detachably used to cover the upper end of the vacuum box body 3200 and having a vacuum box cover handle 3420, wherein the vacuum box body 3200 includes a dust collecting chamber 3020 connected to the third extension section 1366, a flow collecting chamber 3040 located above the dust collecting chamber 3020, a flow collecting channel 3060 connecting the dust collecting chamber 3020 and the flow collecting chamber 3040, and a filter 4600 disposed in the flow collecting chamber 3040. A dust collecting chamber inlet 3022 connected to the third extension section 1366 is disposed at the front side of the dust collecting chamber 3020. The upper edge of the dust collecting chamber inlet 3022 is located below the lower edge of the flow collecting chamber 3040 to prevent the dirty airflow from directly entering the flow collecting chamber 3040. The height H of the dust collecting chamber 3020 in the vertical horizontal plane direction is greater than the height h of the flow collecting chamber 3040 in the vertical horizontal plane direction. Preferably, the value of the height H is at least 3 times the height h, so as to reduce the dust from entering the flow collecting chamber 3040, and most of the dust is left at the bottom of the dust collecting chamber 3020. More preferably, the air inlet direction of the dust collecting chamber 3020 and the air outlet direction of the flow collecting chamber 3040 are perpendicular to each other, so as to reduce the dust from entering the flow collecting chamber 3040. More preferably, the projection area W of the dust collecting chamber 3020 in the horizontal plane direction is smaller than the projection area w of the flow collecting chamber 3040 in the horizontal plane direction, wherein the value of W is less than half of the value of w, and more preferably the value of W is less than 1 / 3 of the value of w, so as to reduce the dust from entering the flow collecting chamber 3040. The user lifts the entire vacuum box 3000 through the vacuum box cover handle 3420 to realize the detachable installation and dust cleaning of the vacuum box 3000.

[0045] The central axis direction of the dust suction motor 4000 is perpendicular to the horizontal plane. It is preferably a DC brushless motor or a DC brushed motor. The dust suction motor 4000 is located below the collecting chamber 3040, especially below the filter element 4600.

[0046] The DC power source 4400 is preferably a lithium battery, or a nickel-metal hydride battery, which is located on one side of the vacuum box body 3200 and below the riding position of the user. More preferably, it is located between the tail 1500 and the connecting part 1700, close to the first wheel assembly 6000, and also close to the dust collecting chamber 3020.

[0047] The dust collection accessory 5000 includes a roller brush chamber 5020, a plurality of roller brush chamber air inlets 5024 located at the front side of the roller brush chamber 5020, a roller brush body 5040 located in the roller brush chamber 5020 and rotatable around an axis, a serration 5030 disposed adjacent to the roller brush body 5040, a dust collection accessory docking port 5050 disposed at the rear side of the roller brush chamber 5020, a dust collection accessory air duct 5060 located in the dust collection accessory docking port 5050 and downstream of the roller brush chamber 5020, a pair of dust collection guide grooves 5080 located at both sides of the dust collection accessory docking port 5050 and correspondingly matched with the corresponding guide rails 1344, and a pair of dust collection accessory locking grooves 5090 located at one end of the corresponding dust collection guide grooves 5080 and away from the air inlet duct 1340. In this embodiment, the dust collection accessory 5000 includes a roller brush motor that drives the roller brush body 5040 to rotate, and the roller brush motor is electrically connected to the DC power supply 4400. The roller brush body 5040 can also be a pneumatic floor brush, that is, the roller brush body is driven to rotate by airflow under the vacuum effect of the dust suction motor 4000. The axis direction of the roller brush body 5040 is perpendicular to the extension direction between the head and tail of the shell 1000. The center directions of the dust suction accessory air duct 5060 and the air inlet duct 1340 are on the same straight line.

[0048] The first wheel assembly 6000 is a driving wheel structure in this embodiment, including a pair of driving wheels located on both sides of the bottom end of the tail 1500, a pair of driving motors for driving the corresponding driving wheels to rotate, and a pair of reduction gears connected to the output of the corresponding driving motors. In this embodiment, the driving motor and the reduction gear are combined into a driving module 6200 to achieve overall detachable installation. Similarly, the first wheel assembly 6000 can also be a passive wheel structure, which can also achieve the purpose of the present invention. The central axis direction of the driving motor is perpendicular to the extension direction between the head and tail of the shell 1000, and is perpendicular to the central axis direction of the dust suction motor 4000. Preferably, the bottom of the driving wheel, the bottom of the auxiliary wheel 2440, and the bottom of the roller brush body 5040 are all on the same plane and are the lowest point of the baby carriage type vacuum cleaner. At the same time, in the direction from the head to the tail of the shell 1000, the auxiliary wheel 2440 is located between the roller brush body 5040 and the driving wheel. The roller brush body 5040 is close to the head of the shell 1000 , the driving wheel is close to the tail of the shell 1000 , and the auxiliary wheel 2440 is close to the middle of the shell 1000 .

[0049] The present invention discloses a second embodiment of a baby carriage type vacuum cleaner, which comprises a housing 1000 having two ends, a first wheel assembly 6000 disposed at one end of the housing 1000 and movable on a horizontal plane, a direction control device 2000 disposed between the other end of the housing 1000 and the first wheel assembly 6000, a dust suction motor 4000 disposed between the direction control device 2000 and the first wheel assembly 6000, a DC power supply 4400 for providing power to the dust suction motor 4000, and a direction control device 2000 disposed between the direction control device 2000 and the first wheel assembly 6000. The vacuum box 3000 is located between the housing 2000 and the dust motor 4000 and upstream of the dust motor 4000, and the dust attachment 5000 / working attachment 5400 selectively connected to the other end of the housing 1000, wherein the baby carriage type vacuum cleaner has two working modes, namely, a baby carriage and a vacuum cleaner. When the dust attachment 5000 is connected to the housing 1000, the baby carriage type vacuum cleaner enters the vacuum cleaner working mode, wherein in the vacuum cleaner working mode, the bottom of the dust attachment 5000 is at least partially in contact with the horizontal plane, such as Figure 4 When the working attachment 5400 is connected to the housing 1000, the baby carriage type vacuum cleaner enters the baby carriage play working mode, such as Figure 7 shown.

[0050] The dust collection accessory 5000 includes a roller brush chamber 5020, a roller brush body 5040 located in the roller brush chamber 5020, a serration 5030 disposed adjacent to the roller brush body 5040, a dust collection accessory docking port 5050 disposed at the rear side of the roller brush chamber 5020, a dust collection accessory air duct 5060 located in the dust collection accessory docking port 5050 and downstream of the roller brush chamber 5020 and docking with the air inlet duct 1340, a pair of dust collection guide grooves 5080 located at both sides of the dust collection accessory docking port 5050 and correspondingly matched with the corresponding guide rails 1344, and a pair of dust collection accessory locking grooves 5090 located at one end of the corresponding dust collection guide grooves 5080 and away from the air inlet duct 1340, wherein the dust collection accessory air duct 5060 is located upstream of the vacuum box 3000. The dust collection guide groove 5080 has a T-shaped cross section to match the guide rail 1344. The vacuum cleaner accessory locking groove 5090 is locked with the bottom end of the locking end 1336 , and the lock between the working accessory 5400 and the housing 1000 can also be released by the pressing piece 1330 .

[0051] The working accessory 5400 includes a working accessory docking interface 5450, a working accessory air duct 5460 located in the working accessory docking interface 5450 and docked with the air inlet duct 1340, a pair of working guide grooves 5480 located on both sides of the working accessory docking interface 5450 and correspondingly matched with the corresponding guide rail 1344, and a pair of working accessory locking grooves 5490 located at one end of the corresponding working guide groove 5480 and away from the air inlet duct 1340. One end of the working accessory air duct 5460 is closed, and the other end is open. In the play working mode of the baby carriage, the bottom of the working accessory 5400 maintains a vertical gap with the horizontal plane. The cross section of the working guide groove 5480 is T-shaped to match the guide rail 1344. The working accessory locking groove 5490 is locked with the bottom end of the locking end 1336, and the lock between the working accessory 5400 and the housing 1000 can also be released by the pressing piece 1330.

[0052] The present invention discloses a third embodiment of a method, which comprises the following steps:

[0053] S1: A baby carriage type vacuum cleaner is provided, which comprises a shell 1000 having a switch button 6400 and two ends, a first wheel assembly 6000 disposed at one end of the shell 1000 and movable on a horizontal plane, a direction control device 2000 disposed between the other end of the shell 1000 and the first wheel assembly 6000 and capable of adjusting the direction of movement, a dust collecting motor 4000 disposed between the direction control device 2000 and the first wheel assembly 6000, a DC power supply 4400 for providing power to the dust collecting motor 4000, a vacuum box 3000 disposed between the direction control device 2000 and the dust collecting motor 4000 and located upstream of the dust collecting motor 4000, and a dust collecting accessory 5000 / working accessory 5400 selectively connected to the other end of the shell 1000; wherein the dust collecting accessory 5000 comprises a roller brush body 5040 and a dust collecting accessory air duct 5060;

[0054] S2: Then, the dust collection accessory 5000 is connected to the housing 1000, and the bottom of the roller brush body 5040 in the dust collection accessory 5000 is at least partially in contact with the horizontal plane, entering the vacuum cleaner working mode and entering step S3;

[0055] S3: Then the dust collecting motor 4000 is turned on, and the roller brush body 5040 contacts the horizontal plane and rotates around the axis to generate dust-laden airflow on the horizontal plane;

[0056] S4: The dust-laden airflow enters the vacuum box 3000 through the dust collection accessory air duct 5060 and is separated from the dust and air, wherein the dust is stored in the vacuum box, and the airflow enters the dust collection motor 4000 and is discharged to the outside until the end;

[0057] S5: Then, the working accessory 5400 is connected to the housing 1000, and the bottom of the working accessory 5400 maintains a vertical gap with the horizontal plane, and then the baby carriage working mode is entered and step S6 is entered;

[0058] S6: Then the switch button 6400 is activated, and the driving wheel of the first wheel assembly 6000 rotates, causing the housing 1000 to move on a horizontal plane;

[0059] S7: The direction of movement is adjusted by the direction control device 2000 until the movement is completed.

[0060] The invention has the advantages of having two functions of dust collection and cleaning and playing, which reduces the introduction of external dirt, and can also achieve household cleaning while playing, thereby maintaining a clean and tidy home environment.

[0061] The above are only preferred embodiments of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make several modifications and improvements without departing from the creative concept of the present invention, which should be included in the protection scope of the present invention.

Claims

1. A baby carriage type vacuum cleaner, characterized in that The invention comprises a housing (1000), a dust collection attachment (5000) arranged at one end of the housing (1000), a first wheel assembly (6000) arranged at the other end of the housing (1000) and movable on a horizontal plane, a direction control device (2000) located between the dust collection attachment (5000) and the first wheel assembly (6000), a dust collection motor (4000) located between the direction control device (2000) and the first wheel assembly (6000), and a vacuum box (3000) located between the direction control device (2000) and the dust collection motor (4000), wherein the vacuum box (3000) is located downstream of the dust collection attachment (5000) and upstream of the dust collection motor (4000) in the airflow direction.

2. The baby carriage type vacuum cleaner according to claim 1, characterized in that: The housing (1000) is at least partially a riding area for a user, and the vacuum box (3000) is at least partially located below the riding area for the user.

3. The baby carriage type vacuum cleaner according to claim 1, characterized in that: The central axis direction of the dust suction motor (4000) is perpendicular to the horizontal plane, wherein the direction control device (2000) comprises an operating rod (2220) extending perpendicular to the horizontal plane, and an auxiliary wheel (2440) connected to the other end of the operating rod (2220).

4. The baby carriage type vacuum cleaner according to claim 1, characterized in that Also included is a flow guide tube (1360) located between the dust collection attachment (5000) and the vacuum box (3000).

5. The baby carriage type vacuum cleaner according to claim 1, characterized in that: The shell (1000) comprises a bottom cover shell (1200) and a top cover shell (1400) located above the bottom cover shell (1200) and connected to the bottom cover shell (1200), wherein the vacuum box (3000) is arranged on the bottom cover shell (1200) and is at least partially shielded by the top cover shell (1400).

6. A baby carriage type vacuum cleaner, characterized in that: The invention comprises a housing (1000) having two ends, a first wheel assembly (6000) arranged at one end of the housing (1000) and movable on a horizontal plane, a direction control device (2000) located between the other end of the housing (1000) and the first wheel assembly (6000), a dust suction motor (4000) located between the direction control device (2000) and the first wheel assembly (6000), and a dust suction motor (4000) located between the direction control device (2000) and the dust suction motor (4000). (4000) upstream of the vacuum box (3000), and a dust collection accessory (5000) / working accessory (5400) selectively connected to the other end of the shell (1000), wherein the baby carriage type vacuum cleaner has two working modes: a baby carriage and a vacuum cleaner. When the dust collection accessory (5000) is connected to the shell (1000), the baby carriage type vacuum cleaner enters the vacuum cleaner working mode; when the working accessory (5400) is connected to the shell (1000), the baby carriage type vacuum cleaner enters the baby carriage working mode.

7. The baby carriage type vacuum cleaner according to claim 6, characterized in that: In the vacuum cleaner working mode, the bottom of the vacuum attachment (5000) is at least partially in contact with the horizontal plane; in the baby carriage working mode, the bottom of the working attachment (5400) maintains a vertical gap with the horizontal plane.

8. The baby carriage type vacuum cleaner according to claim 7, characterized in that It also includes a direct current power supply (4400) which is arranged adjacent to the vacuum box (3000) and provides power to the dust collection motor (4000).

9. The baby carriage type vacuum cleaner according to claim 6, characterized in that: The dust collection accessory (5000) comprises a roller brush chamber (5020), a roller brush body (5040) located in the roller brush chamber (5020), and a dust collection accessory air duct (5060) which is connected to the roller brush chamber (5020) at one end and connected to the housing (1000) at the other end, wherein the dust collection accessory air duct (5060) is located upstream of the vacuum box (3000).

10. A method, characterized in that It includes the following steps: S1: A baby carriage-type vacuum cleaner is provided, comprising a housing (1000) having a switch button (6400) and two ends, a first wheel assembly (6000) disposed at one end of the housing (1000) and movable on a horizontal plane, a direction control device (2000) located between the other end of the housing (1000) and the first wheel assembly (6000) and capable of adjusting the direction of movement, a dust suction motor (4000) disposed between the direction control device (2000) and the first wheel assembly (6000), a vacuum box (3000) located between the direction control device (2000) and the dust suction motor (4000) and upstream of the dust suction motor (4000), and a dust suction accessory (5000) / working accessory (5400) selectively connected to the other end of the housing (1000); wherein the dust suction accessory (5000) comprises a roller brush body (5040) and a dust suction accessory air duct (5060); S2: Then, the dust collection accessory (5000) is connected to the housing (1000), the dust collection device enters the working mode and proceeds to step S3; S3: Then the dust collecting motor (4000) is turned on, and the roller brush body (5040) contacts the horizontal plane and rotates around the axis to generate dust-laden airflow on the horizontal plane; S4: The dust-laden airflow enters the vacuum box (3000) through the dust collection accessory air duct (5060) and undergoes dust and air separation, wherein the dust is stored in the vacuum box, and the airflow enters the dust collection motor (4000) and is discharged to the outside until the end; S5: Then, the working accessory (5400) is connected to the housing (1000), the baby carriage working mode is entered and step S6 is entered; S6: Then the switch button (6400) is activated, and the first wheel assembly (6000) rotates, causing the housing (1000) to move on a horizontal plane; S7: The direction of movement is then adjusted by the direction control device (2000) until the movement is completed.

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