8results about How to "Avoid hindrance" patented technology

This invention relates to the field of sodium-ion battery technology, and discloses a sodium-ion cathode material, its preparation method and application, a sodium-ion battery, a sodium-ion battery pack, and a device. The sodium-ion cathode material includes a matrix and a coating layer covering the matrix; the matrix has the composition shown in Formula I: Na 1‑x [Ni y Mn z M u Ti v O2 Formula I; the coating layer has the composition shown in Formula II: Na 2‑β Ti 6‑α M′ α O 13 Formula II. This sodium-ion cathode material possesses characteristics such as high ionic and electronic conductivity, strong structural stability, and strong chemical stability. Furthermore, using this composite cathode material in sodium-ion batteries can effectively improve the battery's electrochemical performance.

The invention relates to the field of curtain walls, and particularly discloses an aluminum composite plate arc curtain wall convenient to splice, which comprises a mounting plate, one end of the mounting plate is provided with a support assembly I, the other end of the mounting plate is provided with a support cylinder, and a rotating assembly is arranged in the support cylinder. A second supporting assembly matched with the first supporting assembly is arranged on the rotating assembly. When the aluminum composite plates are spliced and mounted, suspended climbing operation is not needed, the mounting frame is rotated into a room, the splicing and mounting space is vacated, and in the rotating process, the occupied space of the mounting frame and the first supporting assembly can be reduced, so that workers can quickly and safely splice and mount the aluminum composite plates on the mounting frame according to construction requirements, and the construction efficiency is improved. By means of the aluminum composite plate splicing device, climbing operation of workers is avoided, the working intensity of the workers is reduced, splicing of the aluminum composite plates is facilitated, the splicing and mounting efficiency of the composite plates is improved, the construction efficiency of the workers is improved, and the risk of climbing operation of the workers is reduced.

The application relates to a preparation method of a lithium battery diaphragm and belongs to the technical field of lithium battery preparation. The method is as follows: epoxy resin, a diluent, a curing agent 1 and an oleophilic emulsifier are uniformly mixed to obtain dispersion liquid 1; an electrolyte solution is constantly dropped into the dispersion liquid 1, constant-temperature high-speed stirring is carried out, and a water-in-oil emulsion is obtained; under constant temperature, deionized water, a hydrophilic emulsifier and a curing agent 2 are uniformly mixed to obtain dispersion liquid 2; the water-in-oil emulsion is added into the dispersion liquid 2, high-speed emulsification is carried out, and a water-in-oil-in-water emulsion system is obtained; the water-in-oil-in-water emulsion system is subjected to temperature rising and curing; after curing, centrifugal separation, washing and drying are carried out, and a solid nanometer adhesive is obtained; the solid nanometer adhesive is ground, then is uniformly coated in a mold and is subjected to high-temperature treatment, and the lithium battery diaphragm is obtained. The electrolyte solution is selected as the inner water phase of the water-in-oil emulsion, the internal osmotic pressure of the emulsion can be increased, fusion between the emulsions can be prevented, and the particle size is increased.

The invention relates to a light-operated gas release type antibacterial microneedle patch and a preparation method thereof, and the light-operated gas release type antibacterial microneedle patch comprises the following components in percentage by mass: 5%-10% of sodium alginate and 90%-95% of ferroferric dodecacarbonyl. The compactness of a bacterial biofilm of an infected wound surface can be destroyed through the puncture effect of the microneedle patch so as to overcome the hindering effect of the bacterial biofilm on medicine permeation, and effective penetration of an infected layer of the wound surface is achieved. Then, by regulating and controlling the irradiation power and the irradiation duration of near-infrared laser and combining with the change of the loading capacity of the dodecacarbonyl ferroferric nano material in the microneedle patch, the transition of electrons of the material from a valence band to a conduction band of the dodecacarbonyl ferroferric nano material rich in carbonyl in the microneedle under the action of near-infrared light irradiation can be realized; therefore, a large number of carbonyl groups in the dodecacarbonyl ferroferric nano material form carbon monoxide to kill bacteria.

The invention discloses an oil-containing wastewater demulsifier and a preparation process thereof.The oil-containing wastewater demulsifier comprises a component A, a component B and a component C. The component A is sodium dodecyl benzene sulfonate, the component B is ethylenediaminetetraacetic acid, the component C is sodium hydroxide, polyvinyl alcohol and a cross-linking agent, the sodium dodecyl benzene sulfonate is used for conducting reverse-phase treatment on foam of oil-containing wastewater, and the cross-linking agent is used for conducting cross-linking treatment on the foam of the oil-containing wastewater. The ethylenediamine tetraacetic acid can increase the viscosity of a solution, can promote separation between oily substances and water molecules in foams, enables the foams in the oil-containing wastewater to be broken, can promote bonding among the water molecules, and can promote foam degradation and layering of the oily substances and water, so that the blocking effect of the foams in the oil-containing wastewater on the wastewater treatment agent is solved; after the sodium hydroxide is added, charges on the surfaces of the oil drops change, and the polyvinyl alcohol interacts with the surfaces of the oil drops through hydroxyl groups on molecular chains of the polyvinyl alcohol, so that electrostatic repulsion among the oil drops can be reduced, the oil drops are gathered, and the oil-water separation efficiency is improved.

The utility model belongs to the field of positioning device, specifically is a kind of automatic press -fitting positioning device of punching piece, including support seat, the top of support seat is stably connected with first air cylinder;The output end of first air cylinder is stably connected with slider;The one side of slider is stably connected with motor;The output end of motor is stably connected with first bevel gear, and first bevel gear is located slider interior and is rotationally connected with slider;Second bevel gear is rotationally connected in the slider interior, and second bevel gear and first bevel gear are meshing relationship;The top of second bevel gear is stably connected with screw rod;The top of slider is stably connected with sleeve;Through the cooperation of connecting rod and support block, so that punching piece group can be centered under the support of multiple support blocks when being placed, realize the positioning of device before the press -fitting of punching piece group, improve the accuracy of press -fitting assembly when the press -fitting of punching piece group.

The present invention provides an air outlet structure and an air conditioner for an air conditioner, wherein the air outlet structure and the air conditioner for an air conditioner include a panel body and an air duct baffle that are relatively spaced apart, wherein the gap between the panel body and the air duct baffle forms an air duct, and a support member is further provided between the panel body and the air duct baffle, wherein the support member includes a support portion and an air inlet guide portion located on the air inlet side of the support portion, wherein the support member is projected onto the panel body, wherein the maximum width of the support portion is greater than the width of the air inlet guide portion, and wherein the support portion has an arc-shaped outer contour and is smoothly connected to the outer contour of the air inlet guide portion. According to an air outlet structure and an air conditioner for an air conditioner for an air conditioner for an air conditioner for an air conditioner for an air conditioner for an air conditioner for an air conditioner, the support member includes a support portion and an air inlet guide portion located on the air flow path, and can reduce the degree of reduction in the air volume at the outlet while ensuring the strength of the air duct structure.

The utility model belongs to the technical field of pipe clamp, specifically relates to a flexible use's pipe clamp, the pipe clamp is by a plurality of interval arrangement's pipe clamp body and is located between the interconnection 2 pipe clamp body and with the integral moulding of pipe clamp body's connecting piece composition, the connecting piece both ends with the position department of pipe clamp body connection all are clamped and set up the easy fold slot mouth, the pipe clamp both ends are equipped with with the integral moulding of pipe clamp body's fixed lug respectively, the connecting piece and fixed lug upper portion all are set up with a fixed hole, the utility model discloses through being clamped and set up the easy fold slot mouth in the position department of connecting piece both ends with pipe clamp body connection, can according to need from the easy fold slot mouth of suitable position department break out the proper number of pipe clamp body quantity, avoids the hindering action of connecting piece generation, uses flexible and convenient, accords with the actual need.