18results about How to "Not easily broken" patented technology

The utility model relates to the technical field of food processing equipment, in particular to a high-pressure egg marinating device which comprises an outer tank, a discharging pipe fixedly installed at the bottom end of the outer tank, a ball valve fixedly installed on the discharging pipe, an external electric heater fixedly installed outside the outer tank and used for temperature control heating, and a top cover assembly arranged at the top of the outer tank and used for sealing. An inner mesh barrel which is integrally in a mesh barrel shape is arranged in the outer tank, a vertical pipe is fixedly installed at the bottom end of the inner mesh barrel, the tail end of the vertical pipe is inserted into a valve body of the ball valve and does not affect rotation of a valve element of the ball valve, and a brine filling gap is formed between the inner mesh barrel and the outer tank. And the inner mesh cylinder is used for circulating the marinating liquid and preventing the eggs and marinating materials from falling out to the marinating liquid filling gaps. The marinating and discharging device is convenient to marinate and discharge, and is convenient to use.

The invention relates to the technical field of welding, and discloses a composite brazing film and a preparation method and application thereof, and the method comprises the steps (1), (2-A) and (3); alternatively, the method comprises the steps (1), (2-B) and (3). The method comprises the following steps: (1) providing a solder net, wherein the solder net is a copper net of which the surface layer is electroplated with metal solder; or the preparation method of the solder mesh comprises the following steps: sequentially coating the adhesive and the tin powder on the surface of the copper mesh to obtain the solder mesh; (2-A) preparing a composite body: sequentially paving and stacking a solder net, tin powder, self-propagating powder, a solder net and tin powder to obtain the composite body; (2-B) preparing a composite body: dividing the self-propagating powder into two parts, and then sequentially tiling and stacking the first part of self-propagating powder, the solder net, the tin powder and the second part of self-propagating powder to obtain the composite body; (3) pre-pressing and rolling the composite body in sequence; wherein the rolling temperature is 80-180 DEG C. The composite brazing film prepared through the method is small in bending radius and high in production efficiency.

The utility model relates to the technical field of plastic beverage bottles, and discloses a novel plastic beverage bottle which comprises a bottle body, the bottle body is of a calabash-shaped structure and comprises a clamping opening part, a bottle neck part and a containing part, the clamping opening part is located in the middle of the bottle body, and a swing cover is hinged to the bottle neck part. The bottle body is designed to be of a gourd-shaped structure, and the clamping opening part is arranged in the middle of the bottle body, so that a bottle opening can be prevented from being clamped in the bottle blowing and filling process, the technical problem that a traditional swing cover cannot be used for a plastic bottle is solved, automatic and large-scale production is facilitated, meanwhile, the bottle opening is shrunk, the stability and the yield of blow molding are improved, and the production efficiency is improved. The whole bottle is made of transparent plastic through integral blow molding, the structural strength is high, breaking is not prone to occurring, automatic production and transportation are facilitated, the containing part is in a large-capacity cylinder shape, blowing and liquid filling and storage are facilitated, the overall structure is simple, the production cost is low, and good sealing performance, portability and market adaptability are achieved; the performance and the application value of the plastic beverage bottle are obviously improved.

The utility model relates to a mute enamel wash basin, which belongs to the technical field of household bathroom accessories and comprises a basin body and a basin plate, the basin body and the basin plate are integrally stretched and formed, the peripheral side of the basin plate is bent downwards to form a reinforcing frame, and the basin body, the basin plate and the reinforcing frame are covered with an upper enamel layer and a lower enamel layer. The utility model relates to a noiseless enamel wash basin, which comprises a basin body and a basin plate, a drain hole is arranged in the basin body, a sound insulation material is arranged below the basin plate, and the sound insulation material is sound insulation cotton or sound insulation foam plates or sound insulation felts.The utility model aims to provide the noiseless enamel wash basin which is simple and reasonable in structure, light in whole, easy to clean and not easy to damage.

The invention relates to the technical field of waste liquid treatment, in particular to a self-adaptive pH amphoteric polymer-calcium salt compounded bentonite slurry rapid sedimentation treatment method. According to the method, a calcium salt working solution, a buffer working solution, an amphoteric polymer working solution and a functionalized calcium carbonate micro-powder dispersion solution are added in stages, and the stirring speed and time are accurately controlled, so that rapid sedimentation of the slurry is realized. The amphoteric polymer is formed by copolymerizing a plurality of monomers and has wide pH adaptability; the functionalized calcium carbonate micro powder is used as a weighting carrier to enhance the floc density. The method solves the problems of slow sedimentation, high supernatant turbidity and poor adaptability to water quality fluctuation in the traditional method, has the advantages of high sedimentation speed and high supernatant clarity, can be directly reused, and is suitable for bentonite slurry treatment in the fields of electric power engineering and the like.

The invention discloses a laser tube with a bent water pipe structure, which comprises a discharge tube, the discharge tube is sleeved with a water sleeve, the water sleeve and the discharge tube are both arranged in a gas storage tube, the top of the left end of the gas storage tube is provided with a protruding column, the left end of the water sleeve is provided with a bent water pipe, and a water outlet nozzle at the tail end of the bent water pipe extends out of the protruding column from inside to outside. The device is suitable for the field of laser tubes, when discharging work is carried out, the water temperature in the water sleeve is increased, the length of the gas storage tube on the outer side is not changed, the water sleeve is lengthened relative to the gas storage tube, the change of the length can be absorbed by the bent water tube, and the laser tube cannot be broken; besides, in the transportation process, the unfolding length of the bent water pipe is smaller than that of the spiral water pipe, so that the laser pipe with the bent water pipe structure is not easy to break compared with the laser pipe with the spiral water pipe structure during transportation vibration, the use is reliable and stable, and the laser pipe is not easy to break during transportation.

This invention provides a method for preparing aluminum-iron-carbon micro-electrolysis filler and its application, belonging to the field of wastewater treatment technology. The preparation steps of the aluminum-iron-carbon micro-electrolysis filler are as follows: first, aluminum powder, iron powder, carbon powder, binder, and pore-forming agent are mixed evenly; then water is added to granulate the mixture to prepare a green blank; the green blank is dried in an oven; and then calcined at high temperature under an inert atmosphere to obtain the aluminum-iron-carbon micro-electrolysis filler. This invention utilizes the potential difference between aluminum, iron, and carbon materials to construct a multi-element micro-galvanic cell system, accelerating electron transfer and enhancing reaction kinetics through multi-level potential gradients. The filler has high mechanical strength, well-developed pores, and resistance to caking and passivation. It can maintain micro-electrolysis activity in a wide pH range (2~12) and high-salinity wastewater (salinity 0~70 g / L), effectively removing various organic and inorganic pollutants. Furthermore, the preparation process is simple, cost-controllable, and suitable for industrial production.

This invention relates to the field of hydrogen absorption technology, specifically to a hydrogen-absorbing particle, its preparation method, and its application, comprising the following steps: S1. Granulation: First, hydrogen-absorbing powder is dissolved in a solvent, then a binder is added for granulation to obtain a soft material; S2. Sizing: The soft material is then dried and granulated, and magnesium stearate is added to the granulated soft material for mixing; S3. Tableting: The soft material with added magnesium stearate is tableted. The preparation process of this invention is simple and easy to operate; the tableting method results in good forming effect, prevents loosening, and facilitates the use and replacement of composite hydrogen-absorbing materials.

The utility model relates to electric power instrument technical field, and disclose a kind of installation structure for multifunctional electric power instrument of supporting double network segment, including cabinet, cabinet door and electric power instrument body, the cabinet door is away from the side of cabinet and is equipped with installation groove one and positioning groove, the electric power instrument body is fixedly installed with positioning block in the end close to cabinet door, the positioning block is equipped with through slot in the end away from electric power instrument body, the cabinet door is equipped with sliding slot, limit slot and clamping groove in the side close to cabinet, the inner wall of sliding slot is slidably connected with limit block.The installation structure for multifunctional electric power instrument of supporting double network segment, by the cooperation of protective cover, when collision occurs, the electric power instrument body is protected, so that it is not easy to damage, practicality is higher, sealing ring made of rubber material has good sealing property, prevent dust, moisture and other impurities through gap into the inside of protective cover, affect electric power instrument body, improve the service life of electric power instrument body.

The utility model discloses an adjustable base for large -scale ceramic firing, including bottom plate, the inside symmetry of bottom plate is seted up and has the sliding slot, the inside sliding connection of sliding slot has the sliding block, the outer surface fixed connection of sliding block has the connecting block, the inside of connecting block is seted up and has the installation slot, the inside rotation connection of installation slot has the worm wheel, and the upper end of worm wheel is engaged with the worm, one side of worm wheel penetrates connecting block and is fixedly connected with the receiving tray of end surface, the top end sliding connection of connecting block has the moving plate, the inner wall fixed connection of connecting block upper end has the connecting rod, and the below of connecting rod is provided with the two -way screw rod. This adjustable base for large -scale ceramic firing can adjust the tightness of cutting line through rotating receiving tray, makes cutting line be in the state of tight, further makes cutting line when cutting, and the incision is more level, and then makes the user's repair work more easily, and cutting line can keep in the same horizontal plane in the cutting process, and then makes the bottom thickness of cylinder body mud base more uniform.

This invention provides a composite-coated diamond abrasive tool, its preparation method, and its application, relating to the field of cutting tool technology. The composite-coated diamond abrasive tool provided by this invention includes a tool substrate, a diamond abrasive layer disposed on the cutting surface of the tool substrate, and a composite coating disposed on the surface of the diamond abrasive layer. The composite coating includes a TiAlSiN coating, a TiN coating, a TiCN coating, or an AlTiCrN coating. The composite-coated diamond abrasive tool provided by this invention is suitable for machining fiber-reinforced composite materials and has a long service life.

This invention relates to the field of rubber additive preparation technology, and provides a microcapsule for rubber foaming agents. By weight, it comprises the following raw materials: core material: 50-80 parts chemical foaming agent, 1-5 parts dispersant, and 100-200 parts deionized water; wall material: 20-40 parts methyl methacrylate monomer, 10-30 parts ethylene-octene copolymer emulsion grafted with maleic anhydride, 0.5-2 parts initiator, and an appropriate amount of pH adjuster. The apparatus includes a premixing tank, a main reactor, a secondary reactor, a dehydration chamber, a heating tank, and a heat exchange tank, all connected in series via a diaphragm pump. By employing a double-layer composite wall material—an inner layer of rigid and tough barrier and an outer layer of flexible and compatible material—the problem of easy breakage during mixing of traditional single-layer brittle wall materials is solved. The 70°C hot water discharged from the main reactor is cooled to 50°C by the heat exchange tank and supplied to the secondary reactor, achieving cascaded utilization of thermal energy. A reversing component allows for switching between heating, water replenishment, and cleaning pipelines, resulting in a compact structure and simple operation.

The invention discloses a metal cutting fluid and a preparation method thereof.The metal cutting fluid is prepared from base oil, sucrose fatty acid ester, deionized water, glycerin, a lubricant, an antirust agent, a penetrant, modified molybdenum disulfide and phase-change heat storage microcapsules, the phase-change heat storage microcapsules can absorb heat and reduce temperature, heat generated in the cutting machining process can be taken away in time, and the cutting efficiency is improved. Compared with the existing base oil, the metal cutting fluid has the advantages that the temperature rise is obviously reduced, the metal cutting fluid cannot be decomposed due to high temperature, the volatilization is not easy, the service life of the cutting fluid is prolonged, the use amount of the cutting fluid can be reduced, the metal cutting fluid has good lubricity, rust resistance, corrosion resistance and stability, and the cutting quality can be improved.

This invention relates to the field of silicone technology, specifically to a silicone composite thermally conductive material and its preparation process. The preparation process of a silicone composite thermally conductive material includes: pretreatment of graphene filler, preparation of modified graphene filler, preparation and modification of heterogeneous filler, and preparation of the silicone composite thermally conductive material. This invention utilizes modified graphene and the construction of a boron nitride-silica heterogeneous filler to form a multi-level thermally conductive network. Combined with electric field-induced ordered arrangement of fillers and pretreatment of graphene with chemically reduced gel and directional ice template, multiple methods are used synergistically to reduce interfacial thermal resistance and phonon scattering, constructing continuous thermally conductive channels. Simultaneously, it improves the structural uniformity, thermal conductivity stability, and mechanical properties of the composite material, effectively solving problems such as filler agglomeration and migration, and significantly improving the thermal conductivity of the silicone composite material.

This utility model relates to a sample preparation device for metallurgical analysis of melting point and melting rate, belonging to the field of metallurgical performance analysis technology in the metallurgical industry. The technical solution is as follows: a base plate (1), a shaping plate (2), and a top plate (3) are slidably connected together. The shaping plate (2) is located between the base plate (1) and the top plate (3). The shaping plate (2) is provided with multiple shaping holes (6) of different diameters. The top plate (3) is provided with filling holes (7) corresponding to the shaping holes (6). The pressure handle (4) cooperates with the filling holes (7) and the shaping holes (6). The base plate (1) is provided with base plate slides (9) on both sides, the top plate (3) is provided with top plate slides (10) on both sides, and the shaping plate (2) is provided with grooves (8) that cooperate with the base plate slides (9) and the top plate slides (10). The beneficial effects of this utility model are: simple structure, simplified operation, guaranteed sample preparation stability, reduced sample loss, and improved sample preparation efficiency.

The present application relates to a kind of aerobic granular sludge and its fast culture method, including (1) in reactor inoculation aerobic activated sludge, using low ammonia nitrogen high COD culture solution is cultivated under low dissolved oxygen condition, obtain functional aerobic sludge;(2) in step (1) system, add culture solution and regulator, and inoculate functional inoculant, cultivate under high-low dissolved oxygen alternation condition, obtain primary granular sludge;(3) primary granular sludge is cultivated using culture solution containing chitosan, obtain final aerobic granular sludge.The present application can realize the rapid formation of granular sludge, the adaptability of the obtained granular sludge is strong, functional flora is stable, and long-period operation effect is good, and can be used for the biochemical treatment process of various toxic or refractory organic pollutants, nitrogen and phosphorus containing industrial wastewater.

The utility model discloses a novel plant root system observation device which comprises a vertically-arranged conical cylinder, the bottom end of the conical cylinder is in a pointed cone shape, a window is formed in the outer wall of the conical cylinder, a glass cylinder is installed in the conical cylinder, the window is blocked by the glass cylinder, a copper wire is vertically arranged in the conical cylinder, and the bottom end of the conical cylinder is in a pointed cone shape. An insulating sleeve is sleeved outside the copper wire, the bottom end of the copper wire is obliquely and downwards connected with an observation mirror, the mirror surface of the observation mirror faces the window, and an illuminating lamp is arranged above the observation mirror; the utility model has the beneficial effects that the structure is simple, the conical cylinder made of stainless steel is designed, the device can be directly anchored in soil without using an additional drill bit for drilling, and the device has a shading function, is high in use strength, is not easy to break, and can be repeatedly used, and meanwhile, the detachable glass cylinder is designed in the conical cylinder for observation, so that the observation efficiency is improved. The device is time-saving, labor-saving, rapid and convenient to implement and worthy of wide-range popularization and application.

The utility model discloses a clamping device and polishing equipment, the clamping device comprises a first clamping assembly and a second clamping assembly, the first clamping assembly is used for clamping one end of a tubular body along a first direction; the second clamping assembly is used for clamping the other end of the tubular body; wherein the first clamping assembly comprises a clamping seat body, a rotating seat body, an elastic clamping body and a clamping force maintaining assembly, the rotating seat body is rotationally connected to the clamping seat body and can rotate relative to the clamping seat body, the elastic clamping body is arranged in the rotating seat body, and the clamping force maintaining assembly is arranged between the elastic clamping body and the rotating seat body. The elastic clamping body is provided with a first clamping cavity used for clamping one end of the tubular body, the clamping force maintaining assembly is arranged on the rotating seat body and is in transmission connection with the elastic clamping body, and the clamping force maintaining assembly can shrink the first clamping cavity. The clamping device can improve the clamping reliability of the glass tube. The glass tube polishing machine is applied to the field of glass tube polishing.