44results about How to "The contrast effect is obvious" patented technology

The invention relates to a package for goods having a bar-code (2) and a temperature indicator (3) including a contrast medium between a front wall and a base wall. According to the invention, the temperature indicator (3) is placed beside the bar-code (2) in close vicinity of an outer code bar (4) thereof without covering the bar-code, in order to, on one hand, in a first temperature state without hindrance enable scanning of the bar-code, but, on the other hand, after a colour alteration in the contrast medium make scanning impossible, more precisely by making an outer neutral field (5) opaque.

The invention relates to a nano exterior wall coating; the composition by the weight percent is as follows: 40 percent to 50 percent of film-forming latex, 26 percent to 38 percent of pigment and filler, 4 percent to 8 percent of assistant, 0.3 percent to 1 percent of nano powdery material, 1.0 percent to 3.0 percent of water-soluble nano silica sol, and 10 percent to 30 percent of deionized water. The film-forming material can be acrylic latex or pure siloxane-acrylate latex; the pigment and filler is one or more than one type among titanium white powder, mica powder, barium sulfate and aluminum silicate; the assistant comprises one or more than one type among dispersant, wetting agent, foam killer, preservative, thickener, anti-freezing agent, ph regulator and film-forming assistant. The coating of the invention can be washed and brushed for 50000 times without breakage, resist manual climate aging for 1000 times without bubbling, peeling and crackling, has obvious mildew resistant effect and can effectively prevent mildew after being stored and coated on the wall.

An automatic coating technology for the color steel band includes such steps as pretreating which includes spray washing, passivating and baking, coating priming paint, baking, coating surface paint, baking and coiling. Its equipment features that its technological route is arranged in space shape for smaller size, the baking temp is automatically controlled, and the motors for main roller group and changeover rollers are cooperated for high attracting stability. Its advantages are less possessed ground, low energy consumption and high quality of product.

The invention relates to an irradiation experiment device, in particular to a miniature adjustable directional irradiation device for an animal experiment, which is small in volume, can control the dosage, and can completely and directionally irradiate. The miniature adjustable directional irradiation device comprises a bracket (1), a shielding body and an irradiating assembly; the shielding body comprises a shielding barrel (2) and a shielding rotary cage (3); the irradiating assembly comprises a plurality of irradiation sources (4), a directional box (5) and an irradiation barrel (6); the shielding barrel (2) is fixed on the bracket (1); the shielding rotary cage (3) capable of rotating is arranged inside the shielding barrel (2); the directional box (5) is embedded on the inner wall of the shielding barrel (2) and made of an irradiation shielding material; the irradiation sources (4) are uniformly filled in the directional box (5); collimators (7) which are respectively in a through hole shape are respectively arranged corresponding to the irradiation sources (4); the irradiation barrel (6) is sleeved inside the shielding rotary cage (3); and a transmission gap (301) is arranged at one side of the irradiation barrel (6), corresponding to the collimators (7), and a transmission opening (302) is arranged at the other opposite side of the irradiation barrel (6).

The invention discloses a heat radiator test system and a test method, which relate to the technical field of heat radiator detection, and comprises an oil tank, an oil inlet pipe, an oil return pipe,a water tank, a water inlet pipe, a water outlet pipe, a test board and at least one heat radiator fixing part. A heat radiator is fixed onto the heat radiator fixing part; the oil tank is connectedwith one end of the heat radiator through the oil inlet pipe; a heater is arranged on one end, close to the oil tank, of the oil inlet pipe; an inlet temperature sensor is arranged on one end, close to the heat radiator, of the oil inlet pipe; the oil tank is connected with the other end of the heat radiator through the oil return pipe; an outlet temperature sensor is arranged on the oil return pipe; the water tank is connected with one end of the heat radiator through the water inlet pipe, and is connected with the other end of the heat radiator through the water outlet pipe. According to theheat radiator test system provided by the invention, a comparison test can be conveniently carried out, a test result is accurate and reliable, a test process can be intuitively observed at the sametime, and a ceaseless loop test is carried out. The heat radiator test method provided by the invention is simple in test steps, and remarkable in comparison effect.

The invention relates to an integral lining of a continuous casting tundish. The integral lining is not attached to the surface of a permanent layer of the continuous casting tundish, but can hold molten steel for a long time, resists corrosion of molten steel slag liquid and scouring, is provided with a straight arc slag dam with an impact area, a molten steel discharge hole, a molten steel drain hole and a slag liquid drain outlet, and is manufactured in one step. The integral lining has the outstanding advantages that the field assembly is simple and fast, labor and time are saved, and the integral lining is very environment-friendly. The using time is fixed and clear, and the integral lining is definitely safe and reliable. After the using of the integral lining is completed, the continuous casting tundish can be tilted for only once to pour all remaining lining bodies, steel lumps and slag, so that the lining bodies, the steel lumps and the slag are instantaneously and thoroughly separated from the surface of the permanent layer, the surface of the permanent layer is always not damaged, and the service life of the integral lining is effectively prolonged.

The invention relates to special ultraviolet fluorescent anti-counterfeit networked stamp ink, which is prepared from the following materials in percentage by weight: 5 to 50 percent of environment-friendly castor oil rein, 1 to 20 percent of ultraviolet fluorescent powder, 0.01 to 6 percent of environment-friendly dispersant, 0.01 to 6 percent of environment-friendly leveling agent, 0.01 to 6 percent of environment-friendly defoaming agent, 2 to 4 percent of environment-friendly wax, 1 to 30 percent of high-boiling point environment-friendly solvent and 1 to 20 percent of environment-friendlyfast red salt; the sum of the percentages by weight of all the materials is 100 percent. The special ultraviolet fluorescent anti-counterfeit networked stamp ink disclosed by the invention has an extremely high concealing property, a detector is adopted to identify the authenticity of a stamp from the color change angle of the ink when the authenticity of the stamp is identified, and thereby a more visual method is provided for stamp identification, so that the identification of stamp authenticity becomes more convenient and reliable.

The invention discloses a manufacturing method of a platinum bar and a platinum bar mould-pressing device. The manufacturing method of the platinum bar comprises the following steps of: preparing materials: preparing blank materials according to a corresponding style of the platinum bar; carrying out surface treatment: immersing the blank materials into acid to remove impurities on the surfaces of the blank materials; polishing: utilizing a polishing machine provided with a cloth wheel to polish the blank materials; spraying sand: uniformly carrying out sand spraying treatment on front and rear surfaces of the blank materials; continuously and repeatedly carrying out first-annealing and second-oil-pressing for six times, wherein the annealing temperature is 950 DEG C; parameters of a mould cavity correspond to those of the blank materials; buffing: buffing six faces of the platinum bar by a flying disc of a buffing machine to remove surplus burrs, respectively; electroplating platinum bar: immersing the platinum bar after the buffing treatment into rhodium solution to carry out electroplating on the surface of the platinum bar; and checking: carrying out qualification checking on an electroplated platinum bar product. The platinum bar manufactured by the manufacturing method, provided by the invention, has the advantages of flat character fonts, qualified weight, uniform line, complete and beautiful sanded surface, uniform and smooth and mutually-vertical frames, and obvious comparison effect as a whole.

The invention discloses a preparation method of a sheep feed for livestock industry. The preparation method comprises the following steps: (1) cleaning crop straw, then crushing the cleaned crop straw to obtain crop straw powder, and compounding a trace element premix and a vitamin premix in parts by weight; (2) mixing corn, green grass, salt, wheat, the trace element premix, rapeseed meal, leave powder, the crop straw powder, the vitamin premix, dicalcium phosphate and sodium bicarbonate so as to obtain a mixture, and then conveying the mixture into a feed conditioner for conditioning treatment; and (3) transporting the conditioned mixed materials into a granulating machine for granulation to obtain granules, then extruding the granules, puffing the extruded granules, cooling the puffed granules, and packaging the cooled granules so as to obtain finished products. The crop straw and Chinese herbal medicine straw are processed and crushed in proportion so as to obtain crop straw powder and Chinese herbal medicine straw, then the bran, bean meal cakes, corn flour and table salt are mixed with the crop straw powder and the Chinese herbal medicine straw powder, and the feed is prepared from natural raw materials according to a compounding ratio. The feed belongs to a fully natural feed, is free from hormones or pesticides, and is safe and reliable.

The invention discloses a novel energy-saving and environment-friendly electric wire, comprising an insulating jacket layer and a conductor core group arranged in the insulating jacket layer, whereinthe insulating jacket layer is a flat type jacket layer, the conductor core group comprises at least one row of conductor cores, and each row of conductor cores comprises a plurality of individual conductors arranged side by side along the width direction of the flat type jacket layer. The invention effectively improves the heat dissipation effect of the electric wire in operation, reduces the heat loss in the circuit, and achieves the purpose of energy saving. As prove by tests, that temperature rise on the surface of the conductor and the insulation lay of the invention is lower than that ofthe traditional wire of the same specification by 10 to 50 DEG C, and the larger the cross-sectional area, the better the heat dissipation effect and the more obvious the contrast effect.

The invention discloses a surface of revolution demonstration teaching tool, and mainly relates to the analytic geometry teaching tool field. The teaching tool comprises a base, a torsional rotating mechanism, and a busbar mechanism. The torsional rotating mechanism comprises a lower rotating shaft, a lower connecting rod, an upper rotating shaft, an upper connecting rod, and a control rod. The lower rotating shaft is rotatably disposed on the base, and the lower rotating shaft is driven by a motor disposed in the base. The lower end of the control rod and the lower rotating shaft are fixedly limited by two positions in an axial direction, and an included angle between the two positions is in a range from 20degrees to 80degrees, and the control rod penetrates the upper rotating shaft, and is synchronized with the upper rotating shaft in the axial direction. The upper rotating shaft is vertically connected with the upper connecting rod, and the lower rotating shaft is vertically connected with the lower connecting rod, and in addition, the busbar mechanism is detachably and fixedly disposed between the upper connecting rod and the lower connecting rod. The surface of revolution demonstration teaching tool is advantageous in that students can observe the forming process of the surface of revolution, and the students can compare a meridian line with the busbar conveniently, clearly, and visually, and therefore the students can understand and master related knowledge points quickly.

The invention relates to a dwarfing and pest-killing corn plant core-removing agent, which comprises the following raw material medicaments in percentage by weight: diethyl aminoethyl hexanoate 0.05-2.5, ethephon or paclobutrazol 0.1-3, chlorpyrifos 0.3-3, imidacloprid 0.01-0.09, pirimor 0.1-2.5 and auxiliary the balance. The medicament can complete pest prevention and control and growth regulation by one time of core-removing medicament application, wherein in one time of core-removing medicament application, various corn pests such as ostrinia nubilalis and aphid are prevented and controlled; the average corn plant height is reduced by 20 to 50 centimeters; the prevention and control rate of the ostrinia nubilalis and core-eating worms is over 80 percent; the prevention and control rate of the aphid is over 95 percent; and the corn yield is increased by more than 20 to 50 percent. The medicament is simple convenient in application, labor-saving, medicament-saving and safe, prevents harm caused by the ostrinia nubilalis and aphid in a whole period of growth of corns and completely solves the problem of pest prevention and control in a post-period of corns, thereby increasing corn yield and harvest, reducing environmental pollution and being worthy to be promoted and used.

A cold etchant for displaying the segregation of the ingot shape of a cast billet of bearing steel. ml, 300-400 ml of distilled water. Put the quantitative trinitrophenol and ferric chloride solid medicine in a glass container, add 200 milliliters of distilled water to dissolve the solid medicine; then add nitric acid and hydrochloric acid to the trinitrophenol and ferric chloride aqueous solution, After stirring evenly, add the remaining amount of distilled water into it, and stir thoroughly to complete the preparation of cold etching agent. The invention has the advantages of fast inspection speed, low pollution, energy saving and simple operation, and can clearly display the position, distribution and shape of the ingot shape segregation defects of the low-magnification structure of the bearing billet, and the contrast effect is obvious. The edges of the macro-defects that flow when the billet is rolled are clear and the positioning is accurate, which can effectively avoid missing inspections.

The invention relates to a stereo assembly type structured tellurion and an assembly method. The tellurion comprises longitude loops and latitude loops, wherein the longitude loops are connected with the latitude loops, connection points of the longitude loops and the latitude loops are fixed through two elastic opening fixing rings arranged in a crossing mode, one of the elastic opening fixing rings is provided with a bayonet, the other elastic opening fixing ring is clamped in the bayonet for fixing, a set of the longitude loops and a set of the latitude loops are connected to form a skeleton of the sphere, the left side of the longitude loops is connected with a set of left sleeves, the right side of the longitude loops is connected with a set of right sleeves, the upper portion of the latitude loops is connected with a set of upper sleeves, the lower portion of the latitude loops is connected with a set of lower sleeves, and the left sleeves, the right sleeves, the upper sleeves and the lower sleeves are connected with surface title plates of the tellurion through positioning plug-ins. The method is suitable for assembling the tellurion.

The invention relates to a simulation alarm device and particularly discloses a motorcycle safety helmet alarm experience device, belonging to the road traffic safety technology field. The motorcycle safety helmet alarm experience device comprises a control cabinet, a guide rail sliding block device, a traction device, an impact test model, a display device and an impact object device. The left end and the right end of the guide rail are supported and connected through a left end guide rail support and a right end guide rail support; the guide rail is connected to the sliding block in a sliding manner; the sliding block is connected to a substrate through a rotation joint; the rotation joint can rotate by surrounding the normal on the upper end surface of the sliding block; an impact test model is fixed on the substrate; the lower end of the sliding block is provided with a traction device; and the traction device is used for driving the sliding block on the guide rail and the impact test model fixed on the sliding block to move. The invention has the impact simulation functions for multiple combination states like the different speed, different angle and the facts whether the helmet is worn. The impact process is scientific and the comparison effect is obvious, which improves the alarm education effect of the device.

The invention relates to a testing device for the sealing performance of hollow bolts and a testing method. The testing device further comprises a tool, the tool comprises two T-shaped blocks (1), a connecting block (2), a rotating joint (5), a connecting bolt (6), a connecting rod (7) and an additional test block (8). An oil cavity is formed in the center of the connecting block (2), the connecting block (2) is provided with an oil inlet hole (9) and a plurality of mounting holes of tested hollow bolts (3), and the axes of the mounting holes are parallel. The axis of the oil inlet hole is perpendicular to the axes of the mounting holes, the oil inlet hole is connected with a hydraulic station of a test stand through a pipeline, and the mounting holes communicate with the oil cavity. The two T-shaped blocks (1) are fixed to the two vertical surfaces of the connecting block (2) separately, and the additional test block (8) is fixed to the connecting rod (7). According to the testing device for the sealing performance of the hollow bolts and the testing method, testing and evaluating of the actual sealing performance of the hollow bolts under the comprehensive influence conditions ofpulse, vibration and temperature change in the actual vehicle environment are realized.