Humidifier with wind wheel convenient to clean

Abstract

The utility model relates to a humidifier convenient for cleaning a wind wheel, which comprises a shell, a fan wind guide shell is arranged in the shell, one axial end of the fan wind guide shell is fixedly connected with a wind wheel motor, the other axial end of the fan wind guide shell is provided with an air inlet grille, the wind wheel motor is connected with the wind wheel, a rotor shaft of the motor penetrates through the wind wheel, and the end of the rotor shaft is in threaded connection with a wind wheel locking cover. A locking clamping piece is arranged between the wind wheel and the wind wheel locking cover, the rotor shaft is sleeved with the locking clamping piece, the locking clamping piece and the rotor shaft rotate at the same speed, a clamping groove is formed in the face, facing the wind wheel locking cover, of the wind wheel, the locking clamping piece is arranged in the clamping groove, the locking clamping piece is further provided with a locking wing, and the locking wing is matched with the clamping groove to drive the wind wheel and the locking clamping piece to rotate at the same speed. The air inlet grille is detachable. According to the utility model, a user can take out the wind wheel without completely detaching the humidifier when cleaning the wind wheel, so that the situation that the humidifier cannot operate normally after the user cleans the wind wheel is effectively prevented.

Description

Technical Field

[0001] The utility model belongs to the technical field of household humidifying equipment, and particularly relates to a humidifier with an easy-to-clean wind wheel. Background Art

[0002] Household humidifiers are generally columnar, and the wind wheel drives the air to enter the humidifier from the outside of the humidifier shell, and blows out of the humidifier after being processed by the humidifying device. In response to the requirements of national safety regulations, the humidifier will be equipped with an air inlet grille under the wind wheel to prevent the user from being accidentally scratched by the wind wheel. In the prior art, the air inlet grille of the humidifier is inseparable from the fan air guide shell. Therefore, when cleaning the wind wheel, the humidifier needs to be completely disassembled before the wind wheel can be taken out for cleaning. However, some users of humidifiers do not have enough hands-on ability to disassemble the humidifier and assemble it correctly. Therefore, in actual use, the humidifier may not operate normally after the user cleans the wind wheel and completes the assembly of the humidifier. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a humidifier that is easy to clean the wind wheel, the air inlet grille and the fan air guide shell are detachable, the wind wheel and the rotor shaft are detachable, and the rotor shaft and the wind wheel are not directly connected by conventional threads, but are connected by locking clips, and the wind wheel locking cover is threadedly connected to the end of the rotor shaft. Since the wind wheel locking cover has a small moment of inertia, it can be easily removed after long-term use. In this way, when cleaning the wind wheel, the user can conveniently and quickly remove the wind wheel in the humidifier, and can take out the wind wheel without completely disassembling the humidifier first, which effectively prevents the humidifier from not being able to operate normally after the user cleans the wind wheel.

[0004] The utility model is implemented as follows: a humidifier that is easy to clean a wind wheel is provided, comprising a water tank and a humidifier body stacked just above the water tank, and a humidifying device is provided between the water tank and the humidifier body. The humidifier body comprises an outer shell and a fan air guide shell fixedly arranged inside the upper end of the outer shell. The lower end edge of the outer shell is sleeved in the water tank, and a wind wheel motor is fixedly connected to the upper end of the fan air guide shell. The wind wheel motor is connected and fixed to a wind wheel through a rotor shaft, and the wind wheel is located in the fan air guide shell and just below the wind wheel motor. The wind wheel motor drives the wind wheel to rotate, and the air is driven by the wind wheel to pass through the humidifying device for humidification. The rotor shaft passes through the wind wheel, and a wind wheel locking assembly is provided at the end of the rotor shaft. The humidifier body also includes an air inlet grille, which is arranged at the lower end of the fan air guide shell and located at the lower part of the wind wheel, and the air inlet grille and the fan air guide shell can be detachably connected. The wind wheel locking assembly includes a wind wheel locking cover, which is threadedly connected to the end of the rotor shaft to fix the position of the wind wheel in the axial direction. A locking card is provided between the wind wheel and the wind wheel locking cover, and the locking card is sleeved on the rotor shaft and driven by the rotor shaft to rotate at the same speed as the rotor shaft. The wind wheel is provided with a card slot on one end surface facing the wind wheel locking cover, and the locking card is arranged in the card slot. The locking card is also provided with a locking wing, and the locking wing cooperates with the card slot to drive the wind wheel and the locking card to rotate at the same speed.

[0005] Furthermore, the wind wheel locking cover is threadedly connected to the end of the rotor shaft, and the rotation direction of the thread is opposite to the rotation direction of the rotor shaft.

[0006] Furthermore, a buffer pad is provided between the locking card and the card slot, and the buffer pad just fills the card slot. A limiting groove is provided on the buffer pad, and the locking card is placed in the limiting groove.

[0007] Furthermore, a locking surface is provided on at least one circumferential side of the rotor shaft, a locking clamp is provided with a locking hole, the rotor shaft with the locking surface just passes through the locking hole, a locking through hole is provided at the center of the wind wheel, and the rotor shaft just passes through the locking through hole.

[0008] Furthermore, the main body of the fan air guide shell is in the shape of a hollow column, and a groove for accommodating the wind wheel motor is provided at the upper end of the fan air guide shell, and shock-absorbing silica gel is provided in the groove.

[0009] Furthermore, the fan air guide housing is snap-connected to the air inlet grille or the fan air guide housing is screw-connected to the air inlet grille.

[0010] Furthermore, the fan air guide case is provided with a plurality of first hooks at one end where the air inlet grille is provided, and the air inlet grille is provided with a plurality of second hooks, and the fan air guide case and the air inlet grille are engaged and fixed by the plurality of first hooks and the plurality of second hooks.

[0011] Furthermore, the first hook is provided with a groove or a protrusion on its contact surface with the second hook, and the second hook is provided with a protrusion or a groove matched with the groove or protrusion provided on the first hook on its contact surface with the first hook.

[0012] Furthermore, at least one screw is provided between the fan air guide case and the air inlet grille to fix the positions of the fan air guide case and the air inlet grille.

[0013] Compared with the prior art, the utility model provides a humidifier that is easy to clean the wind wheel, wherein the rotor shaft passes through the wind wheel, and a wind wheel locking assembly is provided at the end of the rotor shaft. The wind wheel locking assembly includes a wind wheel locking cover, which is threadedly connected to the end of the rotor shaft to fix the position of the wind wheel in the axial direction. A locking card is provided between the wind wheel and the wind wheel locking cover, and the locking card is sleeved on the rotor shaft and driven by the rotor shaft to rotate at the same speed as the rotor shaft. The wind wheel is provided with a slot on one end face of the wind wheel facing the wind wheel locking cover, and the locking card is arranged in the slot. The locking card is also provided with a locking wing, and the locking wing cooperates with the slot to drive the wind wheel to rotate at the same speed as the locking card. The fan air guide housing and the air inlet grille are detachably connected. The air inlet grille and the fan air guide housing are detachable, the wind wheel and the rotor shaft are detachable, and the rotor shaft and the wind wheel are not directly connected by conventional threads, but are connected by locking clips. The wind wheel locking cover is threadedly connected to the end of the rotor shaft. Since the wind wheel locking cover has a small moment of inertia, it can be easily removed after long-term use. In this way, when cleaning the wind wheel, the user can easily and quickly remove the wind wheel in the humidifier without completely disassembling the humidifier first, which effectively prevents the humidifier from not being able to operate normally after the user cleans the wind wheel. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 A schematic diagram of a humidifier in a preferred embodiment of the utility model;

[0015] Figure 2 for Figure 1 A-A full section diagram;

[0016] Figure 3 for Figure 2 The enlarged schematic diagram of point B in the middle;

[0017] Figure 4 for Figure 1 An exploded diagram of the main part of the humidifier;

[0018] Figure 5 for Figure 4 Schematic diagram of the assembly of the central air inlet grille and the fan air guide shell;

[0019] In the figure: 1 - housing, 2 - fan air guide housing, 3 - wind wheel motor, 4 - air inlet grille, 5 - rotor shaft, 6 - wind wheel, 7 - first hook, 8 - second hook, 9 - screw, 10 - groove, 11 - protrusion, 12 - locking surface, 13 - locking through hole, 14 - wind wheel locking cover, 15 - locking card, 16 - slot, 17 - locking wing, 18 - buffer pad, 19 - locking hole, 20 - humidifier, 21 - water tank, 22 - limit groove. DETAILED DESCRIPTION

[0020] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0021] Please refer to Figures 1 to 5 As shown, a preferred embodiment of a humidifier that is easy to clean a wind wheel of the utility model comprises a water tank 21 and a humidifier body stacked just above the water tank 21, a humidifying device 20 is arranged between the water tank 21 and the humidifier body, and the humidifier body comprises an outer shell 1 and a fan air guide shell 2 fixedly arranged inside the upper end of the outer shell 1. The lower end edge of the outer shell 1 is sleeved in the water tank 21, and a wind wheel motor 3 is fixedly connected to the upper end of the fan air guide shell 2. The wind wheel motor 3 is connected and fixed with a wind wheel 6 through a rotor shaft 5. The wind wheel 6 is located in the fan air guide shell 2 and just below the wind wheel motor 3. The wind wheel motor 3 drives the wind wheel 6 to rotate, and the air is driven by the wind wheel 6 to pass through the humidifying device 20 for humidification. The rotor shaft 5 passes through the wind wheel 6, and a wind wheel locking assembly is provided at the end of the rotor shaft 5.

[0022] The humidifier body further comprises an air inlet grille 4 , which is arranged at the lower end of the fan air guide housing 2 and located at the lower part of the wind wheel 6 , and the air inlet grille 4 and the fan air guide housing 2 are detachably connected.

[0023] The wind wheel locking assembly includes a wind wheel locking cover 14, and the wind wheel locking cover 14 is threadedly connected to the end of the rotor shaft 5 to fix the position of the wind wheel 6 in the axial direction. A locking card 15 is provided between the wind wheel 6 and the wind wheel locking cover 14, and the locking card 15 is sleeved on the rotor shaft 5 and driven by the rotor shaft 5 to rotate at the same speed as the rotor shaft 5. The wind wheel 6 is provided with a card slot 16 on one end surface facing the wind wheel locking cover 14, and the locking card 15 is arranged in the card slot 16. The locking card 15 is also provided with a locking wing 17, and the locking wing 17 cooperates with the card slot 16 to drive the wind wheel 6 and the locking card 15 to rotate at the same speed. In this way, the air inlet grille 4 and the fan air guide housing 2 are detachable, the wind wheel 6 and the rotor shaft 5 are detachable, and the rotor shaft 5 and the wind wheel 6 are not directly connected by conventional threads, but are connected by locking clamps 15, and the wind wheel locking cover 14 is threadedly connected to the end of the rotor shaft 5. Since the wind wheel locking cover 14 has a small moment of inertia, it can be easily removed after long-term use. In this way, when cleaning the wind wheel 6, the user can conveniently and quickly remove the wind wheel 6 in the humidifier, and can take out the wind wheel 6 without completely disassembling the humidifier first, which effectively prevents the humidifier from not being able to operate normally after the user cleans the wind wheel 6.

[0024] The wind wheel locking cover 14 is threadedly connected to the end of the rotor shaft 5, and the rotation direction of the thread is opposite to the rotation direction of the rotor shaft 5. This prevents the wind wheel locking cover 14 from falling off by itself during rotation due to inertia.

[0025] Please refer to Figures 2 to 4 As shown, a buffer pad 18 is further provided between the locking card 15 and the card slot 16, and the buffer pad 18 is just filled, and a limiting groove 22 is provided on the buffer pad, and the locking card 15 is placed in the limiting groove 22. The buffer pad 18 can be made of silica gel, which can effectively buffer the force of the locking card 15 on the wind wheel 6 during rotation, and prevent the wind wheel 6 from making noise due to its loose sleeve connection with the rotor shaft 5 during rotation.

[0026] The rotor shaft 5 is provided with a locking surface 12 on at least one circumferential side surface, and the locking clamp 15 is provided with a locking hole 19 . The rotor shaft 5 provided with the locking surface 12 just passes through the locking hole 19 .

[0027] The rotor shaft 5 is provided with a locking surface 12 on at least one side in the circumferential direction, and a locking through hole 13 is provided at the center of the wind wheel 6, and the rotor shaft 5 just passes through the locking through hole 13. The rotor is directly clamped and fixed with the wind wheel, and the locking hole 19 and the locking through hole 13 can exist at the same time, which reduces the stress at the connection between the rotor shaft 5 and the wind wheel 6 or the locking clamp 15, and is durable.

[0028] The main body of the fan air guide housing 2 is in a hollow columnar shape. A groove for accommodating the wind wheel motor 3 is provided at the upper end of the fan air guide housing 2, and shock-absorbing silica gel is provided in the groove. Since the shock-absorbing silica gel can be made using conventional technical means, it will not be described in detail here.

[0029] Please refer to Figure 4 and Figure 5 As shown, the fan air guide housing 2 is snap-connected with the air inlet grille 4 or the fan air guide housing 2 is screw-connected with the air inlet grille 4 .

[0030] The fan air guide housing 2 is provided with a plurality of first hooks 7 at one end provided with the air inlet grille 4, and the air inlet grille 4 is provided with a plurality of second hooks 8. The fan air guide housing 2 and the air inlet grille 4 are engaged and fixed by the plurality of first hooks 7 and the plurality of second hooks 8.

[0031] The first hook 7 has a groove 10 or a protrusion 11 on its contact surface with the second hook 8 , and the second hook 8 has a protrusion 11 or a groove 10 matched with the groove 10 or protrusion 11 of the first hook 7 on its contact surface with the first hook 7 .

[0032] At least one screw 9 is provided between the fan air guide housing 2 and the air inlet grille 4 to fix the positions of the fan air guide housing 2 and the air inlet grille 4 .

[0033] The utility model is operated as follows when disassembling and assembling the wind wheel 6:

[0034] First of all, it should be noted that the humidifying device 20 in the present invention includes a conventional filter element holder and a filter element. The filter element is fixed on the filter element holder and can be taken and placed at the same time. A humidifying device 20 is arranged between the water tank 21 and the air inlet grille 4. The air passes through the humidifying device 20, is humidified by the water in the humidifying device 20, and then blown out of the humidifier, thereby humidifying the air in the room. The water tank 21 is used to supply water to the humidifying device 20. It is easy for technicians in this field to think of multiple solutions for its related technical means, and it does not belong to the innovative content of the present invention, so it is not described in the drawings and will not be elaborated on.

[0035] When the humidifier is working, Figure 2 As shown, the wind wheel 6 is located at the upper section of the fan air guide shell 2. When the wind wheel 6 rotates, the air outside the outer shell 1 is drawn into the inner part of the outer shell 1 through the dense ventilation holes, and then passes through the humidifier 20, is humidified by the humidifier 20, and is then blown out from the upper end of the outer shell 1 by the wind wheel 6.

[0036] When disassembling, the user can hold the housing 1 and remove the humidifier body from above the water tank 21. At this time, the humidifier 20 is left on the water tank 21, and there is no need to remove the humidifier 20 separately. Then turn the humidifier body over, remove the screws 9 on the air inlet grille 4, rotate counterclockwise or clockwise to remove the air inlet grille 4, and then rotate counterclockwise or clockwise to remove the wind wheel locking cover 14, and remove the locking card 15 and the buffer pad 18, and finally remove the wind wheel 6 for cleaning;

[0037] During installation, the user puts the cleaned wind wheel 6 on the rotor shaft 5, installs the buffer pad 18 and the locking card 15, then tightens the wind wheel locking cover 14 clockwise or counterclockwise, then tightens the air inlet grille 4 clockwise or counterclockwise, and then tightens the screws 9. Finally, the user holds the outer shell 1 and puts the outer shell 1 directly above the water tank 21 and fixes it to complete the installation.

[0038] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A humidifier for easy cleaning of a wind wheel, comprising a water tank and a humidifier body stacked just above the water tank, a humidifying device is arranged between the water tank and the humidifier body, the humidifier body comprises an outer shell and a fan air guide shell fixedly arranged inside the upper end of the outer shell, the lower end edge of the outer shell is sleeved in the water tank, a wind wheel motor is fixedly connected to the upper end of the fan air guide shell, the wind wheel motor is connected and fixed to a wind wheel via a rotor shaft, the wind wheel is located in the fan air guide shell and just below the wind wheel motor, the wind wheel motor drives the wind wheel to rotate, the rotor shaft passes through the wind wheel, and a wind wheel locking assembly is arranged at the end of the rotor shaft, characterized in that The humidifier body further comprises an air inlet grille, which is arranged at the lower end of the fan air guide housing and located at the lower part of the wind wheel, and the air inlet grille and the fan air guide housing are detachably connected; The wind wheel locking assembly comprises a wind wheel locking cover, and the wind wheel locking cover is threadedly connected to the end of the rotor shaft to fix the position of the wind wheel in the axial direction; A locking card is provided between the wind wheel and the wind wheel locking cover. The locking card is sleeved on the rotor shaft and is driven by the rotor shaft of the wind wheel motor to rotate at the same speed as the rotor shaft. The wind wheel is provided with a slot on one end face facing the wind wheel locking cover. The locking card is arranged in the slot. The locking card is also provided with a locking wing. The locking wing cooperates with the slot to drive the wind wheel and the locking card to rotate at the same speed.

2. The humidifier with easy-to-clean wind wheel as claimed in claim 1, characterized in that: The wind wheel locking cover is threadedly connected to the end of the rotor shaft, and the rotation direction of the thread is opposite to the rotation direction of the rotor shaft.

3. The humidifier with easy-to-clean wind wheel as claimed in claim 1, characterized in that: A buffer pad is also provided between the locking card and the card slot, and the buffer pad just fills the card slot. A limiting groove is provided on the buffer pad, and the locking card is placed in the limiting groove.

4. The humidifier with easy-to-clean wind wheel as claimed in claim 1, characterized in that: A locking surface is provided on at least one circumferential side surface of the rotor shaft, a locking clamp is provided with a locking hole, and the rotor shaft with the locking surface just passes through the locking hole; a locking through hole is provided at the center of the wind wheel, and the rotor shaft just passes through the locking through hole.

5. The humidifier with easy-to-clean wind wheel as claimed in claim 1, characterized in that: The main body of the fan air guide shell is in the shape of a hollow column. The upper end of the fan air guide shell is provided with a groove for accommodating the wind wheel motor, and shock-absorbing silica gel is provided in the groove.

6. The humidifier with easy-to-clean wind wheel as claimed in claim 1, characterized in that: The fan air guide shell is snap-connected or screw-connected to the air inlet grille.

7. The humidifier with easy-to-clean wind wheel as claimed in claim 1, characterized in that: The fan air guide housing is provided with a plurality of first hooks at one end provided with the air inlet grille, and the air inlet grille is provided with a plurality of second hooks, and the fan air guide housing and the air inlet grille are engaged and fixed by the plurality of first hooks and the plurality of second hooks.

8. The humidifier with easy-to-clean wind wheel as claimed in claim 7, characterized in that: The first hook is provided with a groove or a protrusion on its contact surface with the second hook, and the second hook is provided with a protrusion or a groove matching the groove or protrusion of the first hook on its contact surface with the first hook.

9. A humidifier with an easy-to-clean wind wheel as claimed in any one of claims 1 to 8, characterized in that: At least one screw is provided between the fan air guide shell and the air inlet grille to fix the positions of the fan air guide shell and the air inlet grille.

Images