17results about How to "Unique structural design" patented technology

The utility model relates to a disc-type retainer for a tapered roller bearing, which comprises a whole ring-type disc-shaped body defined by a plurality of independent units, and the independent units are connected through rolling mechanisms; every two adjacent independent units are spliced to form a semi-open pocket, and a roller is correspondingly mounted in each pocket; the structural design is unique, the whole retainer is in a disc shape, and the whole retainer is formed by combining a plurality of independent units; a roller radial guide mode is adopted, certain radial support can be provided, the occupied space is small, the friction force of the retainer is reduced, the manufacturing difficulty is low, the overall weight of the retainer is reduced, the overall energy efficiency of the bearing is improved, the service life of the bearing is prolonged, and vibration and noise of the bearing in the using process are reduced. Meanwhile, the cost is reduced, so that a larger space is provided for material selection; and the design of the lubricating oil holes and the lubricating grooves creates good conditions for lubrication of the rollers, and improves the running stability of the bearing.

The utility model discloses a pipeline dredging device for water conservancy project relates to pipeline dredging device technical field, including bearing frame, propulsion plate, water inlet pipe, bolt and camera, bearing frame side is provided with propulsion mechanism, the propulsion mechanism includes propulsion plate, drive wheel, first connecting rod, second connecting rod, guide rod and spring, the spring is the propulsion plate and provides power, pushes first connecting rod, and turns over and develops under the restriction of second connecting rod, and the wheel hub motor of drive wheel drive provides the advancing power, and the unique structure design, such as hexagon bearing frame, connecting rod drive wheel structure, the tooth of milling cutter disc and the thread structure etc.

The invention relates to a waste heat recovery system and method for combined operation of a computing power center and a thermal power plant, a heat pump unit is arranged between the computing power center of the thermal power plant and a low-pressure heating system, the computing power center is provided with a water cooling circulation device, and the high-temperature water output end of the water cooling circulation device is communicated with the waste heat absorption end of the heat pump unit through a heat preservation pipe; the low-temperature output end of the heat pump unit is communicated with the low-temperature water filling end of the water-cooling circulating device through a cooling water pipe, the recovery pipeline is communicated with the low-temperature heating end of the heat pump unit through a branch recovery pipeline, and the high-temperature output end of the heat pump unit is communicated with the liquid inlet end of the low-pressure heater system through a waste heat utilization pipeline; the water-cooling circulating device arranged in the computing power center is used for recycling heat during operation of each computing unit, and a closed circulating system is formed, so that waste heat output can be efficiently recycled while the computing power center is cooled.

The present invention relates to the technical field of extrusion devices, specifically to a multi-channel grain refining device and an extrusion method using the device, comprising an inner extrusion cylinder, the bottom surface of which is provided with a cylindrical groove, and the outer side of the inner extrusion cylinder is sleeved with an outer extrusion cylinder; an upper die is arranged inside the cylindrical groove, and a lower die is arranged at the bottom end of the cylindrical groove; a punch is arranged above the upper die, and a forming cavity and a punch outer corner are arranged on the surface of the punch; the beneficial effects are as follows: the multi-channel grain refining device and the extrusion method using the device proposed in the present invention have multi-channel variable diameter angular extrusion channels formed by a combination of grooves distributed on the punch and the die, thereby realizing multi-channel simultaneous variable diameter angular extrusion, with a unique structural design and space saving.

The invention provides an intercooling circulating water pure aluminum corrosion monitoring probe, a manufacturing method thereof and a monitoring system. The intercooling circulating water pure aluminum corrosion monitoring probe comprises a wire part, an internal packaging part and an external packaging part, the wire component comprises a high-temperature wire, a measurement test piece, a compensation test piece, a four-core isolation seat and a six-core glass sintering aviation plug; the high-temperature wire is connected with the measuring test piece in a crimping manner; the high-temperature wire is connected with the compensation test piece in a crimping manner; the stainless steel probe in the four-core isolation seat is connected with the high-temperature wire in a welding manner; the six-core glass sintering aviation plug is connected with the high-temperature wire in a welding mode. The internal packaging part is used for supporting the measurement test piece, the compensation test piece and the high-temperature wire and isolating an external corrosive medium; and the external packaging part is used for packaging and protecting the measuring test piece, the compensation test piece and the high-temperature wire. According to the application, the online monitoring of the aluminum corrosion of the indirect cooling circulating water can be realized, the real-time online corrosion data of the aluminum radiator can be obtained, and a powerful guarantee is provided for the safe operation of an indirect cooling system.

The invention discloses a natural polymer-based slow-release oxygen microcapsule for repairing sediments as well as a preparation method and application of the natural polymer-based slow-release oxygen microcapsule. The slow-release oxygen microcapsule prepared by a micro-fluidic method comprises an oxygen release core containing calcium peroxide, sodium alginate and carboxymethyl chitosan are used as natural polymer shell materials, and the size of the slow-release oxygen microcapsule is 0.1-2 mm. The sodium alginate is subjected to ionic crosslinking between carboxyl and calcium ions to form an eggshell-shaped initial gel network; further, carboxymethyl chitosan is subjected to a Schiff base reaction through glutaraldehyde, and a second stable network is constructed; the two polymer chains form a composite shell layer with a stable structure and adjustable permeability through the synergistic effect of physical entanglement and double crosslinking points. The structure can effectively block water molecule permeation and oxygen diffusion, and long-acting release of oxygen is achieved.

The utility model discloses a rice impurity removing machine for rice processing, and relates to the field of rice impurity removing machines. The vibrating screen cleaning device comprises a device body and a vibrating screen, a cleaning mechanism is arranged on one side of the top of the vibrating screen and comprises a push plate, a plurality of clamping grooves are formed in one side of the push plate, a handle is arranged on one side of the push plate, and a sliding groove is formed in the device body. The pushing force is applied to the pushing plate through the handle, the pushing plate begins to move at the top of the vibrating screen under the guiding action of the sliding rod and the sliding groove, the clamping groove in the pushing plate can effectively clamp straw retained on the vibrating screen, and finally, under the action of the pushing plate, impurities are pushed out of the equipment body from the discharging port, and the impurities are discharged out of the equipment body. Therefore, interference of impurities such as straw on impurity removal operation is avoided, the use convenience of the impurity remover is remarkably improved, meanwhile, the quality and purity of screened rice are ensured, and a powerful guarantee is provided for subsequent processing links.

The utility model discloses a forming die for injection molding of medical instruments, which relates to the technical field of injection molding of medical instruments and comprises an upper die holder, a lower die holder is arranged below the upper die holder, a hydraulic rod is fixedly connected to the outer wall of the top of the lower die holder, and the output end of the hydraulic rod is fixedly connected to the outer wall of the bottom of the upper die holder. An injection molding female mold is arranged above the lower mold base, and injection molding grooves distributed at equal intervals are formed in the outer wall of the top of the injection molding female mold. The cooling device can be effectively matched with the liquid inlet pipe and the liquid outlet pipe to form an efficient cooling circulation system, and the cooling cavity is unique in structural design, for example, the height is gradually reduced in the direction close to the liquid outlet pipe, the cross section is in an isosceles trapezoid shape, and the inner diameter is gradually reduced in the direction close to the liquid outlet pipe. The cooling medium can be uniformly distributed and quickly flows in the cavity, so that the cooling efficiency is greatly improved, the product cooling time is shortened, the production efficiency is remarkably improved, and the production cost is reduced.

The application discloses HKUST-1 (Cu / Mn) / chitooligosaccharide-carbon-based material and a preparation method and application thereof, and belongs to the technical field of antibiotic-polluted wastewater treatment. Chitooligosaccharide, copper salt, manganese salt and an organic ligand are respectively dissolved to obtain respective solutions, the chitooligosaccharide solution is poured into the copper salt solution and stirred, then the manganese salt solution is added thereto, the organic ligand solution is added after uniform mixing, and then the mixture is sent into a reaction kettle to perform hydrothermal reaction, and then centrifugal separation, washing, drying and calcination are sequentially performed to obtain the HKUST-1 (Cu / Mn) / chitooligosaccharide-carbon-based material. The HKUST-1 (Cu / Mn) / chitooligosaccharide-carbon-based material has comprehensive advantages of high efficiency, stability, wide applicable conditions, reusability and environmental friendliness, is suitable for the field of antibiotic wastewater treatment, and has good application prospect and industrialization potential.

The spiral-driven reciprocating sliding precision seed meter belongs to agricultural machinery; the seed box is installed on the upper end of the device frame, and a bidirectional lead screw and a seed protection plate are installed in parallel on the inner side of the device frame and below the seed box, the bidirectional nut is mounted on the bidirectional lead screw, and the motor fixed on the side of the device frame is connected with the bidirectional lead screw, a seed guide through hole is opened on the seed protection plate, and a seed filling plate with a seed filling through hole is installed on the side of the seed protection plate in parallel and slidably, and the two ends of the connecting drive shaft are respectively hinged with the bidirectional nut and the seed filling plate, the left and right seed delivery pipes are respectively installed on the bottom of the seed box, and a seed guide pipe connected with the seed guide through hole is installed on the inner side of the device frame and below the seed protection plate, and a furrow opener is installed on the bottom end of the seed guide pipe; the structural design of this device is scientific, reasonable, novel and unique, which breaks and changes the design concept of traditional seed metering devices, has good operating effect, high quality, stable operation and reliable use.

The invention provides a toilet stool self-purification ecological system for a bathroom, which comprises a sanitary appliance, a water tank, a water tank and a water tank, the connecting piece is connected to the outer side of the lower portion of the exhaust port in a sleeving mode, and at least one exhaust channel is formed in the side wall of the connecting piece; the exhaust pipeline comprises at least one first branch pipe, at least one first transverse pipe and at least one first vertical pipe, the first branch pipe is tightly connected to the outer side of the exhaust channel, the first transverse pipe is connected with the first branch pipe and the first vertical pipe, and the two ends of the first vertical pipe are both connected to the external environment of the building; and the at least one fan is arranged in the first transverse pipe or the first vertical pipe. According to the system, the exhaust effect of the toilet stool can be remarkably improved, indoor peculiar smell diffusion is effectively reduced, the indoor air quality is improved, the fan is arranged in the exhaust pipeline, the negative pressure self-cleaning effect can be achieved, the pipeline blockage risk can be timely and rapidly reduced, and therefore the maintenance cost is reduced; the unique structural design is convenient to install and suitable for public washrooms in various building scenes.

The utility model belongs to the technical field of barrels, and relates to a urea packaging barrel structure which comprises a plastic barrel body, a handle and a feeding pipe opening are arranged on the top face of the plastic barrel body, protruding columns are distributed on the two side edges of the top face of the plastic barrel body, and grooves matched with the protruding columns in shape are formed in the bottom face of the plastic barrel body. A concave area is arranged on the bottom face of the plastic barrel body, a moving structure is arranged in the concave area, the plastic barrel body comprises an inner barrel layer and an outer barrel layer, multiple sets of annular reinforcing hoops are arranged between the inner barrel layer and the outer barrel layer, and silica gel foaming plate filling layers are arranged between the adjacent annular reinforcing hoops. According to the utility model, the structure design is unique, the convex columns are arranged on the top surface of the barrel body and the grooves are formed in the bottom surface of the barrel body, so that the barrel body can be conveniently overlapped, meanwhile, the inner barrel layer and the outer barrel layer are designed, a plurality of groups of annular reinforcing hoops are arranged between the inner barrel layer and the outer barrel layer, and the silica gel foaming plate filling layers are arranged between the adjacent annular reinforcing hoops; and an anti-collision effect can be achieved.

The utility model discloses a kind of bulk cargo change container unloading and guiding device, install in the end of telescopic chute pipe's chute pipe section, including the mounting sleeve of the end of telescopic chute pipe chute pipe section fixedly sleeved, the mounting sleeve is connected with guide cone by support arm, the guide cone is located at the below center of the end of telescopic chute pipe chute pipe section.The utility model sets up mounting sleeve on the end of telescopic chute pipe chute pipe section, mounting sleeve is connected guide cone by support arm, guide cone is located at the below center of the end of telescopic chute pipe chute pipe section, such bulk cargo material in unloading loading process, it will be guided to flow to the periphery even distribution in container by guide cone, to ensure good loading effect.

The utility model discloses an online section cleaning device for cement grinding, relates to the technical field of cement production, and aims to solve the technical problem that some cement enters a collecting box and is mixed with metal impurities such as broken sections during section cleaning of current equipment, so that the subsequent cleaning difficulty is increased. Comprising a collecting box installed at the lower end of the middle of an air chute and an air curtain mechanism arranged in the collecting box, a discharging plate is installed in an inlet part, the air curtain mechanism comprises an air box and an air curtain pipe, an air inlet is formed in the front end of the air box, a motor is arranged in the air box, and fan blades are installed at the tail end of a main shaft of the motor. And an air pipe connected with the air curtain pipe is arranged on the air box. The cement powder collecting device has the advantages that broken segments and other metal powder impurities enter the collecting box due to gravity, cement powder can be more effectively blocked and can be guided to return to the air chute, mixing of cement and the broken segments and other metal impurities is reduced, and follow-up cleaning difficulty is lowered.

The utility model belongs to the technical field of drilling tools, and relates to a percussion bit, which comprises an outer-layer percussion head, an inner-layer percussion head, an inner-layer percussion head and an outer-layer percussion head, the inner-layer impact head is coaxially nested in the outer-layer impact head, and a second hard alloy tooth group is arranged on the front end surface of the inner-layer impact head; the slag discharging structure comprises a slag discharging notch formed in the surface of the outer-layer impact head and a slag discharging hole formed in the slag discharging notch so as to discharge broken stones generated in the impact process; each of the first hard alloy tooth group and the second hard alloy tooth group comprises a plurality of hard alloy teeth which are annularly distributed; the first hard alloy tooth set and the second hard alloy tooth set each comprise a plurality of hard alloy teeth in the axis direction of the percussion bit, and the tooth tip of the second hard alloy tooth set does not exceed the slag discharging hole. Through cooperative guiding of the inner-layer impact head and the outer-layer impact head and real-time deslagging design, coring-free accurate hole forming is achieved, the high-altitude rock core falling risk is effectively eliminated, and the construction efficiency is improved.

The invention discloses anti-crack concrete for highway construction and a preparation method thereof, and belongs to the technical field of concrete.The anti-crack concrete is prepared from, by weight, 35-45 parts of cement, 10-15 parts of aggregate, 10-15 parts of water, 10-40 parts of admixture and 5-10 parts of additive. According to the anti-crack concrete for highway construction and the preparation method of the anti-crack concrete, the anti-crack performance of the concrete is remarkably improved through the elaborately selected raw material proportion, particularly the use of the low-heat cement and the addition of the admixtures such as the polypropylene fibers, the admixtures can enhance the toughness of the concrete and reduce cracks, and the anti-crack performance of the concrete is improved. High quality and stability of the concrete are guaranteed by optimizing raw material selection, innovative application of the degradable repairing microspheres is characterized in that the degradable repairing microspheres are unique in structural design and can quickly respond when micro gaps are generated in the concrete, the microspheres are melted by injecting a dissolving solution, the gaps are filled, the self-repairing function is achieved, the durability of the concrete is improved, and the service life of the concrete is prolonged. And the maintenance cost is also reduced.

The folding type brochure comprises a plurality of brochure pages, the brochure pages are sequentially and adjacently connected, the heights of the adjacent brochure pages are sequentially increased, except the last brochure page, the upper ends of the brochure pages are inclined at the same angle, and the brochure with steps is formed after the brochure pages are folded. According to the folding type brochure, due to the unique structural design and display mode, the attraction and reading efficiency of the brochure are improved, the display space is enriched, and the requirement for environmental protection is met. The innovative design scheme has obvious advantages in market competition, and is helpful for enterprises to better popularize products and services.