10results about How to "Simplify control steps" patented technology

The invention relates to the technical field of household appliance control, and discloses a control method of cleaning equipment, the cleaning equipment and a computer readable storage medium, the cleaning equipment comprises a rolling brush and a dirt scraping mechanism, and when the cleaning equipment is in a working mode, the dirt scraping mechanism is located at a dirt scraping position in contact fit with the rolling brush; when the cleaning equipment is in the self-cleaning mode, the dirt scraping mechanism is located at the avoiding position in clearance fit with the rolling brush; the control method comprises the steps of receiving a signal of starting a self-cleaning mode of the cleaning equipment; and after the dirt scraping mechanism is controlled to move to the avoiding position in clearance fit with the rolling brush, the rolling brush is controlled to rotate to clean the rolling brush cover. When the cleaning equipment performs self-cleaning, the dirt scraping mechanism is controlled to move to the avoiding position in clearance fit with the rolling brush, so that the dirt scraping mechanism is separated from the rolling brush, friction between the dirt scraping mechanism and the rolling brush is reduced, and the problem that the rotating rolling brush and the dirt scraping mechanism are still kept in contact in a self-cleaning mode, and abrasion of bristles of the rolling brush is aggravated is solved.

The invention relates to the technical field of household appliances, and discloses a control method of cleaning equipment, the cleaning equipment comprises a rolling brush assembly, the rolling brush assembly comprises a rolling brush and a rolling brush cover covering the rolling brush, the rolling brush cover is arranged to float up and down relative to the rolling brush, and the control method comprises the following steps: starting a self-cleaning mode of the cleaning equipment; the cleaning equipment is controlled to conduct self-cleaning on the rolling brush; after the rolling brush completes self-cleaning, the rolling brush cover is controlled to float to the position in contact with the bristles of the rolling brush, and the rolling brush is used for self-cleaning the rolling brush cover through the bristles in the rotating process of the rolling brush. According to the control method of the cleaning equipment, when the cleaning equipment conducts self-cleaning, the rolling brush cover can be driven to make contact with and be attached to the rolling brush, self-cleaning of dirt on the rolling brush cover is achieved, and therefore the technical problems that the cleaning difficulty of the inner wall of the rolling brush cover is large, and the rolling brush cover needs to be cleaned in a manner that the rolling brush cover needs to be detached are solved.

The invention discloses a preparation method of high-specific-surface-area, high-dispersion and high-purity nano calcium carbonate, which comprises the following steps: S1, calcining limestone, digesting the lime and water in proportion, and screening to remove gravel; s2, ammonium salt or ammonia water is added into the obtained lime slurry, and the solid content is adjusted; s3, layering the lime slurry after standing, and then concentrating to obtain concentrated lime slurry; s4, putting the concentrated lime slurry into a carbonization tower, and carrying out carbonization reaction by controlling the temperature, the stirring rate, the carbon dioxide concentration and the carbon dioxide flow; s5, when over-carbonization is achieved, obtaining a nano calcium carbonate suspension; s6, standing and settling the suspension, and removing upper-layer water to enable the solid content to be within a certain range; and S7, adding stearic acid into the suspension liquid for surface modification, and carrying out filter pressing, drying, crushing and sieving on the obtained suspension liquid to obtain the nano calcium carbonate powder. The method is low in raw material cost, economical, environmentally friendly, simple in control step, short in carbonization time, high in production efficiency and convenient for industrialization.

The application discloses a kind of automobile back door anti-pinch control system and method, comprising: back door switch control module, for according to the state of automobile back door control automobile back door opening and closing;Electric support rod drive module is used to drive electric support rod to open or close automobile back door, electric support rod drive module is provided with electric support rod, and electric support rod is all motor drive structure;Back door switch control module controls electric support rod drive module work;Automobile back door anti-pinch control system includes two sets of electric support rod drive module, and is respectively arranged at the left and right sides of back door, one side is main electric support rod drive module, and the other side is auxiliary electric support rod drive module;Main electric support rod drive module and auxiliary electric support rod drive module are driven back door when back door is opened or closed;When back door opening or closing is blocked, main electric support rod drive module stops, and auxiliary electric support rod drive module works and keeps back door balance.

The invention relates to the technical field of optical device coupling and packaging, in particular to a light spot projection detection type multi-lens coupling machine which comprises a substrate positioning assembly, a lens feeding assembly, a lens clamping and coupling assembly and a light spot detection assembly. The light spot detection assembly comprises a light path control sub-assembly and a projection detection sub-assembly; the light path control sub-assembly comprises a plurality of reflection units, the projection detection sub-assembly comprises a projection box, a first beam splitter, a light spot detection camera and a detection lens, the first end of the projection box is provided with a projection surface, the light spot detection camera is arranged at the second end of the projection box, and the detection lens is arranged at the second end of the projection box. The first beam splitter is located between the projection plane and the light spot detection camera. According to the invention, through the light path control sub-assembly and the projection detection sub-assembly, the propagation path length of the collimated light beam and the light spot size are significantly improved, so that the light spot detection precision is significantly improved.

The application discloses a BWPT system power control method suitable for a variable receiving end of an electric vehicle. The system is composed of a network side and a vehicle side DC bus, a filter capacitor, a bidirectional full-bridge converter, a resonance compensation network, a magnetic coupling mechanism and a sampling and digital control module. The receiving end receiving coil structure is variable, and LCC or S compensation can be adopted. In the forward charging and reverse power feedback mode, the control module is based on the DC side voltage sampling and the power analysis model, and the rated output power is the primary target, and the system driving frequency and the external phase angle are adjusted. The method can realize stable and practical power control under the condition of "fixed primary side and variable secondary side".

The invention particularly discloses a floor brush device of cleaning equipment and the cleaning equipment. The floor brush device comprises a base; the rolling brush assembly comprises a rolling brush and a rolling brush cover, and the rolling brush cover is movably arranged on the base and covers the rolling brush; the dirt scraping assembly is movably arranged on the base and can move between a dirt scraping position in interference fit with the rolling brush and an avoiding position in clearance fit with the rolling brush; the dirt scraping assembly is connected with the rolling brush cover through the linkage component, and through the linkage component, when one of the dirt scraping assembly and the rolling brush cover moves in the direction close to the rolling brush, the other one of the dirt scraping assembly and the rolling brush cover moves in the direction away from the rolling brush. Through linkage of the dirt scraping assembly and the rolling brush cover, when the cleaning equipment conducts self-cleaning, the dirt scraping assembly can avoid the rolling brush to reduce friction between the dirt scraping assembly and the rolling brush, the rolling brush cover can be driven to make contact with the rolling brush to be attached to the rolling brush to conduct self-cleaning on the rolling brush cover, the operation can be achieved only through one linkage component, and the control cost is saved.

The invention provides a USB multifunctional combined application method and system, and the method comprises the steps: carrying out the combined connection of USB devices with different functions based on a preset combination mode, and distributing interfaces for the USB devices with different functions according to the function attributes of the USB devices based on a combined connection result; determining an application demand based on the application request; and performing coordinated management on the target programs corresponding to the USB devices with different functions according to the interface allocation result based on the application requirements. The cooperative stability among the USB devices is ensured, and the use experience of a user is improved.

The invention provides a reluctance motor and a control method thereof, and the reluctance motor comprises a rotor which comprises n permanent magnets which are uniformly distributed around the axis of the rotor at intervals in the circumferential direction, n is an even number and is greater than or equal to 4, and n is an integer greater than or equal to 2 on the cross section perpendicular to the axis of the rotor; one of the permanent magnet field direction of each permanent magnet and the permanent magnet field direction of the circumferentially adjacent permanent magnet points to the rotor axis along the radial direction, and the other one is back to the rotor axis along the radial direction; the stator comprises a * n stator windings which are uniformly distributed at intervals along the circumferential direction around the axis of the stator, the n stator windings spaced by a-1 stator windings form a stator winding combination, and a is an integer and is greater than or equal to 2; on a cross section perpendicular to the axis of the rotor, the electromagnetic field direction of each stator winding is the same as the electromagnetic field direction of the radially opposite stator winding; a magnetic pole detection device, an eccentricity detection device and a controller. According to the reluctance motor and the control method thereof provided by the invention, the motor is simple in structure, small in size and low in heat productivity, and the power density of the motor can be improved.

The present invention relates to an automatic water tank push-out structure and a cooking device, comprising a water tank, a water tank seat, a driving motor and a pusher, wherein the pusher is used to push the water tank forward, and at the first angle, the connecting line AB is parallel to the extension direction of the water tank, and in this state, the water tank is pushed out by the pusher; and at the second angle or the third angle, the connecting line AB intersects with the extension direction of the water tank to form the second angle or the third angle, and in this state, a gap is left between the pusher and the tail of the water tank, so that the water tank can be pushed into the water tank seat under the action of an external force. Compared with the prior art, the pusher in the present invention can push out the water tank regardless of whether it moves in the second angle, the first angle and the third angle in sequence or moves in the third angle, the first angle and the second angle in sequence, and the pusher does not need to be reset after the water tank is pushed out, thereby simplifying the action process and control steps of pushing out the water tank.