阅读说明：本技术 扫地机器人 (Floor sweeping robot ) 是由 程杰锋 金成镇 李清 胡斯特 李忠华 付涛 于 2018-11-09 设计创作，主要内容包括：一种扫地机器人,包括：底盘(100),射流起尘结构(200),射流起尘结构(200)安装于底盘(100)上,射流起尘结构(200)具有进气口(220)、出气口(230),以及连通进气口(220)和出气口(230)的射流通道(210),进气口(220)供气流进入射流通道(210),出气口(230)位于扫地机器人的地刷吸口(110)的前侧。(A sweeping robot comprising: the floor sweeping robot comprises a chassis (100), a jet flow dust-making structure (200), wherein the jet flow dust-making structure (200) is installed on the chassis (100), the jet flow dust-making structure (200) is provided with an air inlet (220), an air outlet (230) and a jet flow channel (210) communicated with the air inlet (220) and the air outlet (230), the air inlet (220) supplies air to the air inlet channel (210), and the air outlet (230) is located on the front side of a floor brush suction port (110) of the floor sweeping robot.)

A sweeping robot is characterized by comprising:

the chassis is provided with a plurality of supporting plates,

the jet flow dust-making structure, the jet flow dust-making structure install in on the chassis, the jet flow dust-making structure has air inlet, gas outlet, and intercommunication the jet flow passageway of air inlet and gas outlet, the air inlet air feed stream flows into the incident flow passageway, the gas outlet is located the front side of the scrubbing brush suction inlet of the robot of sweeping the floor.

The sweeping robot according to claim 1, wherein the air outlet is disposed in a direction toward the suction port of the floor brush.

The sweeping robot according to claim 2, wherein the jet passage extends obliquely from the top of the front side of the chassis in the direction of the suction opening of the floor brush.

The sweeping robot of claim 3, wherein the included angle α between the jet flow channel and the vertical direction is 20-70 °.

The sweeping robot of claim 1, wherein the jet channel extends in a straight line, and an inner wall surface of the jet channel includes a flat surface.

The sweeping robot of claim 1, wherein the jet channel includes a flow-directing section disposed proximate the air inlet and a jet section disposed proximate the air outlet;

the drainage section extends along a straight line, and the jet flow section extends along a curve.

The sweeping robot of claim 1, wherein the cross-sectional area of the jet channel decreases from the inlet to the outlet.

The sweeping robot of claim 7, wherein the ratio S1/S2 of the area S1 of the air outlet to the area S2 of the air inlet is greater than or equal to 0.2 and less than 1.

The sweeping robot of claim 1, wherein the length L of the air outlet is 3-20 mm, and/or the width D of the air outlet is 0.5-3 mm.

The sweeping robot according to claim 1, wherein the distance K between the air outlet and the suction port of the floor brush is greater than 0 and less than or equal to 20 mm.

The sweeping robot of claim 1, wherein the chassis is formed with an air inlet chamber having an inlet for the inlet of air, the plurality of air inlets communicating with the air inlet chamber.

The sweeping robot of claim 1, further comprising a dust collection motor, wherein an exhaust port of the dust collection motor is communicated with an air inlet and/or an inlet port of the chassis air inlet cavity, and an air inlet of the dust collection motor is communicated with the floor brush suction port.

A sweeping robot according to claim 12 wherein the exhaust port is in communication with the air inlet and/or the inlet port via a hose;

the floor sweeping robot comprises an installation cylinder for installing the rolling brush, wherein the installation cylinder is back to one side of the rolling brush, a clamping groove is formed in the installation cylinder, and part of the hose is clamped in the clamping groove.

A sweeping robot according to claim 12 wherein the exhaust port is in communication with the air inlet and/or the inlet port via a hose;

the sweeping robot comprises an installation cylinder for installing a rolling brush, one side of the installation cylinder, back to the rolling brush, is provided with an installation column, and a circuit board of the sweeping robot is installed on the installation column;

the hose passes through a limiting gap defined by the circuit board, the mounting column and the mounting cylinder.

A sweeping robot according to claim 12 wherein the exhaust port is in communication with the inlet and/or inlet via a conduit, the conduit being provided with a flow control valve.

A sweeping robot according to claim 1, wherein the sweeping robot has a master control circuit and a detection device for dirt;

the detection device detects the amount of the dirt at the current position and sends a detection result to the main control circuit;

the main control circuit obtains a preset time corresponding to the current detection result according to the detection result, and controls the sweeping robot to stay at the current position for the preset time.

The sweeping robot according to claim 1, wherein the bottom of the chassis is further provided with a pressurizing protrusion, and the pressurizing protrusion is positioned at the front side of the suction port of the floor brush;

the plurality of pressurizing bulges are arranged along the length direction of the ground brush suction port in a clearance mode, and the air outlet corresponds to the clearance between every two adjacent pressurizing bulges.

The sweeping robot of claim 17, wherein the air outlet is located on a front side of the booster projection.

The sweeping robot according to claim 17, wherein the height of the pressurizing projection is gradually increased from the front side of the chassis toward the suction port of the brush, and the maximum distance between the pressurizing projection and the bottom surface of the chassis is 0.5-5 mm.

The sweeping robot according to any one of claims 1 to 19, wherein the jet dust-generating structure comprises a jet sheet, the jet sheet is provided with a plurality of jet channels, and the plurality of jet channels are arranged along the length direction of the suction port of the floor brush.

The sweeping robot of claim 20, wherein the jet structure further comprises a shroud, the jet sheet and the shroud enclose an air inlet cavity, and the air inlet is located in the air inlet cavity.

The sweeping robot of claim 20, wherein the jet sheet is integrally formed with the chassis.