Marine motor self - cleaning drying device

The utility model belongs to the technical field of ship engineering, a marine motor self - cleaning drying device is related to. It includes box part, hydrologic cycle subtotal heating and drying part, the box part is including being used for placing the washing case of waiting to wash the motor, the top of wasing the case is provided with the upper cover, the hydrologic cycle is partial including setting up at the inlet channel that washs roof portion, the outlet conduit who sets up in washing bottom of the case portion, the water pump of control hydrologic cycle, be provided with the control valve on inlet channel and the outlet conduit respectively. The heating and drying part is including setting up at the heating device who washs the incasement chamber. The utility model discloses collecting full self - cleaning, trade water, drying in an organic whole, the cleaning performance is good, and the cleaning efficiency is high, and workman intensity of labour has significantly reduced.

Wall-mounted air-conditioning indoor unit

The invention discloses a wall-mounted air-conditioning indoor unit, comprising an indoor fan, an indoor heat exchanger, a controller and a casing, wherein a front panel of the casing is provided with a light guide plate and a decorative plate; and a light source is arranged on the side adjacent to the light guide plate and is hidden behind the decorative plate. By arranging the light guide plate and an LED for illumination on the front panel, the wall-mounted air-conditioning indoor unit has the effect of a miniature light box and improves the grade of an air conditioner. The light guide plate adopts the ultrathin design of acrylic sheets with the thickness unit of mm and has simple structure and lightness.

A correction method based on linear regression algorithm for PM2.5 sensors

With the increasing booming population, use of transportation vehicles and the establishment of factories, the society is moving forward at an unprecedented rate. These advancement and innovation have greatly improved the lives of those who live in the 21" century, while many serious environmental and health issues emerged, one of which is PM2.5 or also known as atmospheric particulate matter with a diameter of 2.5 micrometers. This article present an invention that relates to a method for correcting PM 2.5 sensors based on linear regression algorithm. Based on accurate data received from PM 2.5 monitoring station near the proximity of the PM 2.5 sensor, the method uses linear regression algorithm to correct the PM 2.5 output value of the sensor, making the output value of the sensor consistent with the accurate value of PM 2.5 from the monitoring station, and therefore achieving the purpose of making the PM 2.5 sensor more accurate and reliable. This method is simple and has high precision ...

Production process of Islamic xanthan gum as well as Xanthomonasp.YSL-77 used in same and screening thereof

The invention relates to the technical fields of xanthomonas campestris and strain screening and xanthan gum production, in particular to Xanthomonassp.YSL-77 and screening thereof as well as a process for producing Islamic xanthan gum by utilizing the Xanthomonassp.YSL-77. The process comprises the procedures of mutagenesis and screening of strains, improvement of a fermentation formula and fermentation process and the like. The xanthomonasp.YSL-77, the special fermentation formula and the strains which are applicable to producing the Islamic xanthan gum can ensure the yield of the xanthan gum product under the condition that the formula does not contain an animal protein component; and temperature shift fermentation is employed in the fermentation process, which can simulate growth of thalli and improve the yield of the xanthan gum.

Logistics transportation cart facilitating cargo loading and unloading

The invention relates to the technical field of manual carts, in particular to a logistics transportation cart convenient for cargo loading and unloading, which comprises a first transportation cart, four side supporting rods are fixedly mounted at the upper end part of the first transportation cart, and the four side supporting rods are uniformly distributed at four corners of the first transportation cart; a second transport cart is installed above the four side supporting rods and can slide outside the four side supporting rods, a T-shaped handle is rotated upwards, the T-shaped handle rotates to drive a second sliding plate to rotate, the second sliding plate rotates at the end of a first sliding plate through a lower pulley, and the second sliding plate can slide out of the first sliding plate. At the moment, the second sliding plate and the T-shaped handle are combined to form a pull rod of the second transport cart, the second sliding plate and the T-shaped handle are designed to ...

Performance improved electric welder control panel

The utility model relates to an electric welder control panel with improved performance. The utility model is provided with an automatic gear shifting circuit and a high frequency interference eliminating circuit. The utility model is composed of a control circuit board, an electric control circuit and an electronic component. The electric control circuit is provided with a welder power supply, a high frequency oscillator, a workpiece, a welding stick, a control power supply, a filtering voltage stabilizing circuit, a high frequency control circuit, a welding current setting circuit, a welding current control circuit and a welding voltage feedback circuit. The utility model is characterized in that the electric control circuit is also provided with a voltage comparing circuit, an executive circuit and an auxiliary rectification circuit; the voltage comparing circuit is composed of an integrated circuit IC 1, and resistors R1, R2 and R3; the executive circuit is composed of a transistor ...

Production process of Islamic xanthan gum as well as Xanthomonasp.YSL-77 used in same and screening thereof

The invention relates to the technical fields of xanthomonas campestris and strain screening and xanthan gum production, in particular to Xanthomonassp.YSL-77 and screening thereof as well as a process for producing Islamic xanthan gum by utilizing the Xanthomonassp.YSL-77. The process comprises the procedures of mutagenesis and screening of strains, improvement of a fermentation formula and fermentation process and the like. The xanthomonasp.YSL-77, the special fermentation formula and the strains which are applicable to producing the Islamic xanthan gum can ensure the yield of the xanthan gum product under the condition that the formula does not contain an animal protein component; and temperature shift fermentation is employed in the fermentation process, which can simulate growth of thalli and improve the yield of the xanthan gum.

Plastic cover for bottle

The utility model relates to a plastic cover for a bottle, which is characterized in that the utility model comprises a basal seat cover and a switch cover, wherein, the inner part of the basal seat cover is provided with internal threads and an inner convex ring; the outer part of the basal seat cover is provided with an outer convex slippery wall; the top part of the basal seat is provided with a top cover and a convex ring, which are supported by a rib; the inner part of the switch cover is provided with an inner convex ring which is clamped with the outer convex slippery wall; the top part of the switch cover is provided with an annular mouth which is sheathed with the top cover. The utility model has simple structure and a self-carried switch. The utility model is used again and again, and still can ensure good sealing performance. The utility model can be widely used for various sealing mouth of liquid bottle body.

Xanthomonas sp.SN-58 and method for preparing xanthan gum by using xanthomonas sp.SN-58

The invention relates to the technical field of xanthomonas sp.SN-58 and xanthan gum production, in particular to xanthomonas sp.SN-58 and a method for preparing the xanthan gum by using the xanthomonas sp.SN-58. The method comprises strain screening. The method for preparing the xanthan gum comprises a fermentation step and a fermentation liquid extraction step, wherein during fermentation, a formula including glucose, soyabean protein and the like is adopted, and potassium chloride serving as an extraction auxiliary agent is added in a fermentation liquid extraction process to perform alcohol precipitation and extract products. The obtained xanthan gum products are applicable to milk beverage fermentation and the production of acidophilus milk and other high-protein beverages without layering and mass production with pertinence can be carried out. Thus, the conventional problems of product instability, limited application fields and the like are solved.

Rotatable display

The utility model provides a rotatable display which includes a substructure member and a display component. The substructure member includes a base, a positioning components and an at least rolling element, the base have a prosthetic socket and a first roll groove with communicate in prosthetic socket, positioning components is located prosthetic socket, positioning components extend in the base, rolling element can first roll inslot rolls. The display component includes a display element and a support component, the support component extend in display element, the support component has a location chamber and a second roll groove, the location chamber with second roll groove is located the support component, the support component rotatably install in prosthetic socket, positioning components extends to the location chamber, second roll groove corresponding to first roll groove, so that rolling element can be in simultaneously first roll groove with second roll inslot rolls.

Overheat protection circuit for fan of electric welder

Path updating and equivalent path planning method under dynamic network and related device

The invention discloses a path updating and equivalent path planning method under a dynamic network and a related device, and the method comprises the following steps: obtaining a storage structure and an edge weight of n shortest path trees Tsk based on a Dijkstra algorithm, changing an edge set [delta] Ek + 1, updating a shortest path between any two points at a k + 1 moment, and obtaining network diagram information and an edge operation set at the k + 1 moment; a Dijkstra algorithm is improved to calculate a plurality of equivalent father nodes, so that all optimal paths between any two points at the k + 1 moment can be calculated, and a Single-Hange updating algorithm is improved to calculate the equivalent father nodes, so that the time for calculating the equivalent paths is shortened; an improveDijkstra algorithm is improved to calculate a full-pair shortest path, so that the full-pair shortest path can borrow information from a source point to other nodes, which is obtained previously ...