CN211155529U

CN211155529U - Air duct structure of window cleaning machine

Info

Publication number: CN211155529U
Application number: CN201921217131.XU
Authority: CN
Inventors: 欧阳满玉; 邓睿; 赖彩强
Original assignee: GUANGZHOU SUN EMPEROR INTELLIGENT TECHNOLOGY CO LTD
Current assignee: GUANGZHOU SUN EMPEROR INTELLIGENT TECHNOLOGY CO LTD
Priority date: 2019-07-27
Filing date: 2019-07-27
Publication date: 2020-08-04
Anticipated expiration: 2029-07-27

Abstract

The utility model relates to an air channel structure of a window cleaning machine, which comprises an air suction part, a circulation part, an air exhaust part and a shell; the air suction part comprises a fixed ring plate, an air groove, an air deflector and a fan assembly, the fixed ring plate is connected with the bottom of the air groove, the air groove is funnel-shaped, the air groove comprises an air suction opening and an air outlet, the air suction opening is arranged in an opening of the fixed ring plate, the air deflector is arranged at the edge of the air outlet, the air deflector comprises an outer ring plate used for connecting the air groove and an inner ring plate used for fixing the fan assembly, a plurality of reinforcing ribs are arranged between the outer ring plate and the inner ring plate in an array mode, and an annular baffle is arranged at the edge of the inner wall of the outer ring plate; the shell is provided with a first limiting plate, a second limiting plate and a raised air cavity; the air duct structure increases the area of the air cavity, and the suction force is more uniform.

Description

Air duct structure of window cleaning machine

Technical Field

The utility model belongs to the technical field of the window cleaning machine technique and specifically relates to a wind channel structure of window cleaning machine.

Background

With the rise of the floors of the existing buildings, the outer window cleaning has become a big problem, a window cleaning robot is developed, the basic principle of the window cleaning machine is how to be adsorbed on glass, the common adsorption mode is vacuum adsorption, the principle is equal to the experiment that more than ten horses pull out a vacuum ball in physics, the air pressure is fully utilized, and then the glass is cleaned in the moving process through the detection of the window edge distance.

The air exhaust channel of the air exhaust device of the window cleaning machine in the market is narrow in the window cleaning machine, the air exhaust effect is poor, and the window cleaning machine is easy to damage under the condition that the window cleaning machine is in a high-power working state and even under the condition of wind blockage.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a do not increase under the condition of wiping window machine volume, increase air cavity area has the window machine wind channel structure of wiping of good effect of airing exhaust.

In order to solve the technical problem, the utility model provides an air duct structure of a window cleaning machine, which comprises an air suction part, a circulation part, an air exhaust part and a shell; the air suction part comprises a fixed ring plate, an air groove, an air deflector 130 and a fan assembly, the fixed ring plate is connected with the bottom of the air groove, the air groove is funnel-shaped, the air groove comprises an air suction opening and an air outlet, the air suction opening is arranged in an opening of the fixed ring plate, the air deflector is arranged at the edge of the air outlet, the air deflector comprises an outer ring plate used for connecting the air groove and an inner ring plate used for fixing the fan assembly, a plurality of reinforcing ribs are arranged between the outer ring plate and the inner ring plate in an array mode, and an annular convex plate is arranged at the edge of the inner wall of the outer ring plate; the shell is provided with a first limiting plate corresponding to the air suction part, the shell is provided with a second limiting plate corresponding to the circulating part, and a raised circulating cavity is arranged between the first limiting plate and the second limiting plate.

Further, a clamping block is arranged on the second limiting plate, a clamping plate and a baffle are arranged on the circulation portion corresponding to the clamping block, the clamping block is clamped with the clamping plate, and the second limiting plate is located between the clamping plate and the baffle.

Further, the two ends of the circulating part are provided with inclined planes.

Further, the lower part of the circulating part is provided with a motor, and the motor is electrically connected with the fan assembly.

Furthermore, an air outlet is formed in one side, close to the circulating part, of the air exhaust part, and a plurality of grid plates are arranged in the air outlet.

Further, the reinforcing rib and the inner ring plate are integrally formed.

The beneficial effects of the utility model reside in that: when the shell lid closes, first spacing board encloses in the portion of induced drafting, annular flange and the inseparable laminating of first limiting plate, guaranteed like this that the gas tightness of circulation of air passageway has prevented the gas leakage phenomenon, the second spacing board encloses also at the circulation portion has further increased the gas tightness, through set up bellied circulation chamber on the shell and solved the problem that the circulation of air passageway was too narrow in the past, the wind channel structure has increased the air cavity area under the condition that does not increase the window cleaner volume, the effect of airing exhaust is more excellent.

Drawings

Fig. 1 is an exploded view of the air duct structure according to the embodiment of the present invention.

Fig. 2 is a schematic structural view of an air suction portion according to an embodiment of the present invention.

Fig. 3 is a schematic view of the structure split of the air suction part of the embodiment of the present invention.

Fig. 4 is a schematic structural view of an air deflector according to an embodiment of the present invention.

Fig. 5 is a schematic structural diagram of the housing according to the embodiment of the present invention.

Fig. 6 is a schematic structural view of a ventilation portion according to an embodiment of the present invention.

Fig. 7 is a schematic structural view of an air exhaust part according to an embodiment of the present invention.

In the figure, the air suction part 100, the fixed ring plate 110, the air groove 120, the air suction opening 121, the air outlet 122, the air deflector 130, the outer ring plate 131, the inner ring plate 132, the reinforcing ribs 133, the annular convex plate 134, the fan assembly 140, the circulating part 200, the clamping plate 210, the baffle 220, the air exhaust part 300, the air outlet 310, the grid plate 311, the housing 400, the first limiting plate 410, the second limiting plate 420, the clamping block 421, the circulating cavity 430, and the motor 500.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the following description, with reference to the accompanying drawings and embodiments, will explain in further detail the air duct structure of the window cleaning machine of the present invention. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

Referring to fig. 1 to 5, an air duct structure of a window cleaning machine according to an embodiment of the present invention includes an air suction portion 100, a circulation portion 200, an air exhaust portion 300, and a housing 400, where the air suction portion 100 includes a fixed ring plate 110, an air groove 120, an air deflector 130, and a fan assembly 140, the fixed ring plate 110 is connected to the bottom of the air groove 120, the air groove 120 is funnel-shaped, the air groove 120 includes an air suction opening 121 and an air outlet 122, the air suction opening 121 is disposed in an opening of the fixed ring plate 110, the air deflector 130 is disposed at an edge of the air outlet 122, the air deflector 130 includes an outer ring plate 131 for connecting the air groove 120 and an inner ring plate 132 for fixing the fan assembly 140, a plurality of reinforcing ribs 133 are arranged in an array between the outer ring plate 131 and the inner ring plate 132, and an inner wall edge of the outer ring plate 131 is provided with an annular protruding plate 134; a first limiting plate 410 is arranged on the shell 400 corresponding to the air suction part 100, a second limiting plate 420 is arranged on the shell 400 corresponding to the circulating part 200, and a raised circulating cavity 430 is arranged between the first limiting plate 410 and the second limiting plate 420.

It can be understood that, close when shell 400 lid, first limiting plate 410 encloses in portion 100 that induced drafts, annular flange 134 and the inseparable laminating of first limiting plate 410, the gas tightness of having ensured the circulation of air passageway like this has prevented the gas leakage phenomenon, second limiting plate 420 encloses also that the gas tightness has further been increased in circulation portion 200, through set up bellied circulation chamber 430 on shell 400 and solved the problem that the circulation of air passageway passed through narrowly in the past, wind channel structure has increased the air cavity area under the condition that does not increase the window cleaner volume, it is better to air exhaust the effect.

Referring to fig. 5 and 6, a latch 421 is disposed on the second limiting plate 420, a latch 210 and a baffle 220 are disposed on the circulating portion 200 corresponding to the latch 421, the latch 421 is clamped with the latch 210, and the second limiting plate 420 is located between the latch 210 and the baffle 220.

As can be appreciated, the latch 421 is engaged with the card 210, and the second position-limiting plate 420 is fixed between the card 210 and the baffle 220, so as to further enhance the airtightness of the gas flowing channel.

Referring to fig. 6, both ends of the flow part 200 are inclined.

It can be understood that the both ends of the circulation part 200 are inclined so that the section is suddenly narrowed when the gas passes through the circulation part 200 from the circulation chamber 430, and the pressure per unit area of the gas is increased so that the discharge speed of the gas is increased.

Referring to fig. 1, a motor 500 is disposed at a lower portion of the circulation part 200.

It can be understood that, when the motor 500 is operated, a part of energy is converted into heat energy to be consumed in the air, and by disposing the motor 500 at the lower portion of the circulating part 200, the generated heat can cause the air to be heated and expanded, thereby increasing the circulating speed.

Referring to fig. 7, an air outlet 310 is disposed on one side of the air exhaust part 300 close to the circulation part 200, and a plurality of grid plates 311 are disposed in the air outlet.

It can be understood that the exhaust outlet is provided with a plurality of grid plates 311, which can reduce the cross-sectional area, increase the gas pressure in unit area, and accelerate the gas circulation speed.

The ribs 133 can be detachably connected to the inner ring plate 132 or integrally formed, and preferably, the ribs 133 are integrally formed with the inner ring plate 132.

When the window cleaning machine works, the motor is started, the fan assembly is controlled to start to provide suction, air is sucked from the air suction port 121 and flows through the air groove 120, air is discharged from the air outlet 122, the first limiting plate 410 of the shell 400 is tightly attached to the annular convex plate 134, air unidirectional flow is guaranteed, air leakage is prevented, the air passes through the protruding circulation cavity 430 on the shell 400 and then reaches the circulation part 200 with two obliquely arranged ends, and finally the air is discharged from the air exhaust part 300.

The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description in any form, and although the present invention has been disclosed with reference to the preferred embodiment, it is not limited to the present invention, and any skilled person in the art can make modifications or changes equivalent to the equivalent embodiment of the above embodiments without departing from the scope of the present invention.

Claims

1. The utility model provides a wind channel structure of window cleaning machine, includes induced draft portion (100), circulation portion (200), exhaust portion (300) and shell (400), its characterized in that:

the air suction part (100) comprises a fixed ring plate (110), an air groove (120), an air guide plate (130) and a fan assembly (140), the fixed ring plate (110) is connected with the bottom of the air groove (120), the air groove (120) is funnel-shaped, the air groove (120) comprises an air suction opening (121) and an air outlet (122), the air suction opening (121) is formed in an opening of the fixed ring plate (110), the air guide plate (130) is formed in the edge of the air outlet (122), the air guide plate (130) comprises an outer ring plate (131) used for connecting the air groove (120) and an inner ring plate (132) used for fixing the fan assembly (140), a plurality of reinforcing ribs (133) are arranged between the outer ring plate (131) and the inner ring plate (132) in an array mode, and an annular convex plate (134) is arranged on the edge of the inner wall of the outer ring plate (131);

the air suction device is characterized in that a first limiting plate (410) is arranged at the position, corresponding to the air suction part (100), of the shell (400), a second limiting plate (420) is arranged at the position, corresponding to the circulating part (200), of the shell (400), and a raised circulating cavity (430) is arranged between the first limiting plate (410) and the second limiting plate (420).

2. The air duct structure of a window cleaning machine according to claim 1, characterized in that: a clamping block (421) is arranged on the second limiting plate (420), a clamping plate (210) and a baffle (220) are arranged on the circulating part (200) corresponding to the clamping block (421), the clamping block (421) is clamped with the clamping plate (210), and the second limiting plate (420) is located between the clamping plate (210) and the baffle (220).

3. The air duct structure of a window cleaning machine according to claim 1, characterized in that: the two ends of the circulating part (200) are arranged in an inclined plane.

4. The air duct structure of a window cleaning machine according to claim 1, characterized in that: the lower part of the circulating part (200) is provided with a motor (500), and the motor (500) is electrically connected with the fan assembly (140).

5. The air duct structure of a window cleaning machine according to claim 1, characterized in that: an air outlet (310) is formed in one side, close to the circulating part (200), of the air exhaust part (300), and a plurality of grid plates (311) are arranged in the air outlet.

6. The air duct structure of a window cleaning machine according to claim 1, characterized in that: the reinforcing ribs (133) and the inner ring plate (132) are integrally formed.