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46results about How to "Facilitate circulation" patented technology

Non-cohesive soil sample filling mold of geotechnical triaxial test

The invention aims at providing a non-cohesive soil sample filling mold of a geotechnical triaxial test, aiming at solving the problems in the prior art that a mold is easy to deform and dislocate, and a test sample is difficult to mold and is easy to deform. The non-cohesive soil sample filling mold of the geotechnical triaxial test, disclosed by the invention, comprises a round mold and a hoop, wherein the round mold is provided with a containing cavity; grid lines for reducing overlarge partial negative pressure are arranged on an inner wall of the round mold; the round mold comprises a first half-round mold and a second half-round mold; a bulge is arranged at the end part of the first half-round mold; a groove adaptive to the bulge of the first half-round mold is formed in the end part of the second half-round mold; the end parts of the first half-round mold and the second half-round mold abut against each other; and the hoop sleeves the round mold and is used for fastening the first half-round mold and the second half-round mold. The non-cohesive soil sample filling mold of the geotechnical triaxial test, provided by the invention, has the beneficial effects that the mold is not easy to deform and dislocate, a test sample is simple to mold, and the test sample is not easy to deform after molding.
Owner:LIAONING TECHNICAL UNIVERSITY

Automobile pipe port forming equipment and port forking method thereof

ActiveCN106955940ASimple processGood molding stabilityShaping toolsEngineeringPressure.drive
The invention discloses automobile pipe port forming equipment and a port forking method thereof. The key point of the technical scheme is that the automobile pipe port forming equipment comprises a rack, a die frame, a forming die and a top pressure mechanism, wherein the die frame is fixedly mounted on the rack; a die mounting cavity for mounting the forming die is formed in the die frame; the forming die comprises an upper die and a lower die which are correspondingly arranged up and down, a lifting driving mechanism for driving the upper die to do lifting motion and a mandrel; the mandrel comprises a bulging block and a step shaft; the diameter of a small-diameter section of the step shaft is less than the inner diameter of a reducing section of an automobile pipe; the diameter of a large-diameter section of the step shaft corresponds to the inner diameter of a pipe body of the automobile pipe; the bulging block is a cylinder; one end of the bulging block is fixedly connected with the end surface of the large-diameter section of the mandrel; and the top pressure mechanism comprises a fixed ejector block and a movable ejector block which are relatively arranged at two ends of a die cavity of the forming die, and a top pressure driving assembly for driving the movable ejector block to do relative motion to the fixed ejector block. The problems of low efficiency and relatively high cost of the existing automobile pipe during pipe end forming machining are solved.
Owner:宁波嘉天汽车管件有限公司

High-specific capacitance low-impedance graphene/carbon nanotube composite material preparation method

The invention discloses a high-specific capacitance low-impedance graphene/carbon nanotube composite material preparation method. The method comprises the following steps: (1) graphene oxide is dissolved in a solvent for ultrasonic processing for 20 to 180 min, and a tan suspension with a concentration of 0.2 to 2 g/L is formed; (2) the above tan suspension and a reductant are mixed to be subjected to magnetic stirring for 1 to 6 h under 50 to 120 DEG C; (3) carbon nanotubes are dissolved in a mixed solution of concentrated sulfuric acid and concentrated nitric acid with a volume ratio of 2-4to 1 for ultrasonic processing for 20 to 180 min, and through sequentially filtering, washing, freezing and drying, the mixed solution is reserved; and (4) the material obtained in the second step andthe material obtained in the third step are mixed and are then subjected to ultrasonic dispersion uniformity, the mixture is then put to a closed reactor for reaction for 1 to 8 h under 150 to 300 DEG C, the mixture is then cooled to room temperature, and through sequentially filtering, washing, drying and grinding, a nano-scale graphene/carbon nanotube composite material is obtained. The specific capacitance value of the prepared graphene/carbon nanotube composite material can reach 200 to 800 F/g, and the charge transfer resistance is 5 to 100 omega.
Owner:HUAQIAO UNIVERSITY

Controllable and constant-temperature tea leaf fermentation machine

The present invention discloses a controllable and constant-temperature tea leaf fermentation machine. The controllable and constant-temperature tea leaf fermentation machine comprises a machine box,a machine box door, a water tank, steam heating pipes, greenhouse heating pipes, a diversion fan, a water level sensor, a temperature sensor, a humidity sensor and a controller; the left and right ends inside the machine box are provided with sieve plate mounting positions; the water tank is arranged at the bottom part inside the machine box; the steam heating pipes are distributed at the left andright ends of the water tank; the greenhouse heating pipes are arranged at the middle positions of each two sieve plates; the diversion fan is arranged on the top part of the machine box; the temperature sensor and humidity sensor are distributed on the edge of the top part within the machine box; the controller is arranged on the top part outside the machine box; and the steam heating pipes, greenhouse heating pipes, diversion fan, water level sensor, temperature sensor and humidity sensor are electrically connected with the controller. The curved greenhouse heating pipes are arranged between the sieve plates; and the diversion fan is arranged on the top of the machine box, can enable temperature and humidity in the room to be uniform, and is favorable for uniform fermentation of tea leaves.
Owner:广西昭平县将军红商贸有限公司

Multifunctional structure with heat absorption cooling effect and vibration reduction effect

The invention discloses a multifunctional structure with the heat absorption cooling effect and the vibration reduction effect. The multifunctional structure comprises center frameworks made of high-elasticity high polymer materials and peripheral frameworks which surround the center frameworks in a connected mode and are made of high-elasticity high polymer materials. The center frameworks and every other peripheral framework are filled with flowing fillers with the heat absorption cooling effect. One or more small holes are formed in the side walls of the peripheral frameworks which are not filled with the fillers. The multifunctional structure further comprises high polymer material packaging layers for packaging the fillers. The peripheral frameworks which are not filled with the fillers are provided with or are not provided with the high polymer material packaging layers in a packaged mode. When the temperature of the environment where the multifunctional structure is located is higher than certain threshold temperature, the fillers start to absorb heat to achieve the cooling effect; after losing the heat absorption cooling effect, the fillers are placed into the environment with the temperature lower than the threshold temperature, and the cooling effect will be automatically recovered. Meanwhile, in the vibration process, the multifunctional structure is the equal of an elastic damper, and the vibration reduction effect is achieved by absorbing energy generated during vibration.
Owner:XI AN JIAOTONG UNIV

Multifunctional structure capable of carrying out power storage and realizing damping effect

The invention relates to a multifunctional structure capable of carrying out power storage and realizing a damping effect. The multifunctional structure comprises groove structures, wherein grooves are formed in one side of each groove structure; and the grooves of the two groove structures are opposite to each other. A filler having a damping effect is arranged between the groove structures. Power storage structures are arranged between the top of the filler having the damping effect and the groove structure and between the bottom of the filler having the damping effect and the groove structure. The groove structures are formed by elastic high-molecular materials; and the power storage structures are formed by elastic power storage materials or elastic high-molecular materials and the surface is coated with power storage materials. When the structure is vibrated, the mechanical vibration is converted into the electric energy, thereby realizing power storage and power generation functions. At this time, the multifunctional structure serves as a cell block. During the vibration process, the multifunctional structure serves as an elastic damper; and the damping effect can be realized based on energy absorption during vibration. The cost of materials used by the multifunctional structure can be controlled and the weight is light. The multifunctional structure is suitable for large-scale production and application.
Owner:XI AN JIAOTONG UNIV

Method for preparing novel engine dust cover plate

The invention provides a method for preparing a novel engine dust cover plate. The novel engine dust cover plate comprises a main cover plate and side cover plates, wherein the main cover plate comprises a soundproof chamber and cavities, the soundproof chamber is formed in the middle of the main cover plate, the cavities are formed at the two ends of the soundproof chamber, the side cover platesare installed in the cavities, one end of each side cover plate connected with the corresponding cavity is provided with a limiting plate, and each side cover plate is made up of sub-plates connectedthrough connectors. As for the novel engine dust cover plate, as the sound soundproof chamber is formed in the middle of the main cover plate through the structural connection between partitions, on the one hand, the soundproof chamber can appropriately block the noise emitted by the engine, and on the other hand, the soundproof chamber makes the thickness of the main shell plate have a place forheat dissipation; as the cavities are formed at the two ends of the main cover plate, side cover plates made up of the connected sub-plates are arranged in the cavities, and meanwhile vent holes are formed in and dust screens are arranged on the side cover plates, the internal air convection is realized, the cooling effect is good, and a certain amount of dust can be effectively blocked by the screens.
Owner:天津富德源橡塑制品有限公司

LED mining lamp radiator

The invention discloses an LED mining lamp radiator, and relates to the field of LED lamp radiators. The LED mining lamp radiator comprises a hollow shaft and cooling fins, the hollow shaft is provided with grooves, supporting pieces are arranged in the grooves, the cooling fins are connected with the supporting pieces and comprise upper layer cooling fins and lower layer cooling fins, a heat insulation piece is arranged between the upper layer cooling fins and the lower layer cooling fins, the cooling fins are fan-shaped, the distances between the cooling fins are 0.3-0.5cm, and small fans are arranged at the top end and the bottom end of the hollow shaft. The fan-shaped cooling fins are divided into an upper layer and a lower layer, a partition plate is arranged between the upper layer and the lower layer, so that heat circulation is facilitated, heat dissipation is accelerated, efficiency is improved, the distances between the cooling fins are 0.3-0.5cm and are favorable for achieving the heat dissipation effect on the basis of fully utilizing space in addition, and meanwhile the small fans are arranged at the top end and the bottom end of the hollow shaft, thus being favorable for air flowing, and achieving better heat dissipation effect; compared with the design on the market, the design is more favorable for protecting an LED mining lamp, and the service life of the LED mining lamp is prolonged.
Owner:SUZHOU CHENGYUAN PHOTOELECTRIC TECH

Control system of rotary type domestic humidifier

The invention discloses a control system of a rotary type domestic humidifier. The control system of the rotary type domestic humidifier comprises a central processing unit. The signal input end of the central processing unit is connected with a liquid level sensor, a humidity sensor, a power module and a key module. The signal output end of the central processing unit is connected with an atomizer control module, a negative ion generating module, a display module, a switch control unit, a rotation control module and a colorful lamp control module. The rotation control module is connected with a motor in a controlling manner. The motor is located at the bottom of a humidifier body and is in transmission connection with the humidifier body. The colorful lamp control module is connected with an LED colorful lamp band in a controlling manner. The LED colorful lamp band is longitudinally installed on the humidifier body. According to the control system of the rotary type domestic humidifier, the rotation control module and the colorful lamp control module are combined, and the rotation control module controls the humidifier body to rotate; under the action of rotation, on one hand, indoor air circulation is improved; and on the other hand, the humidifier body shows a dynamic rainbow during rotation in combination with the LED colorful lamp band, and therefore practicability and attractiveness are achieved at the same time.
Owner:HEFEI LONG DUO ELECTRONICS SCI & TECH

Electronical diagnosis and analysis rack for medical care

The invention discloses an electronical diagnosis and analysis rack for medical care. The electronical diagnosis and analysis rack comprises a bearing platform and a base, wherein a plurality of buffer springs are fixedly mounted in the bearing platform; a placing platform is fixedly mounted at the tops of the buffer springs; a first fixing frame and a second fixing frame are mounted on two sidesof the top of the placing platform in a sliding manner; extension frames are fixedly connected to the outer walls of one sides of the first fixing frame and the second fixing frame; sliding grooves are formed in opposite positions of the extension frames, and are formed in the outer side walls of the placing platform; and the outer wall of each extension frame is in sliding connection with the corresponding sliding groove. The electronical diagnosis and analysis rack disclosed by the invention is simple in structure and convenient to use; the buffer springs and shock absorbing springs are arranged, so that the effect of buffering and protection can be effectively achieved; besides, washers for enlarging friction are arranged at the inner edges, so that the effects of supporting and stabilizing electronical diagnosis equipment can be achieved; and the mounting process does not need fixing by bolts, so that withdrawing and fixing are convenient.
Owner:唐永平

Novel comprehensive treatment and ecological restoration technology for river sludge

The invention provides a novel comprehensive treatment and ecological restoration technology for river sludge, and relates to the technical field of river ecological treatment. The technology comprises the steps of stopping a river; settling the sludge; pumping out river water and whitening sludge; performing high-temperature fire spraying burning on sludge, wherein the sludge does not need to be pumped out or dug out from the bottom of a river channel, the water environment cannot be damaged, organic fertilizer is mixed and stirred after being washed with cold water, the organic fertilizer comprises fertile soil, ceramsite sand, coal cinder, biological sand and organic sand, and the sludge containing a small amount of organic matter is converted into the organic fertilizer rich in nutrients; promoting growth of aquatic plants, and improvement of the treatment effect and increasing the ecological restoration speed; removing the dam and discharging water, and adding microbial flora for the second time for sludge activation treatment; submerged plants are planted at the bottom of the river channel, and aquatic animals and microorganisms are stocked in water. The treatment method has the advantages of high efficiency, environmental protection, resource saving and the like, and is beneficial to continuous restoration of river ecology.
Owner:德清华得环保设备有限公司

A multi-functional structure with heat-absorbing cooling and shock-absorbing effects

The invention discloses a multifunctional structure with the heat absorption cooling effect and the vibration reduction effect. The multifunctional structure comprises center frameworks made of high-elasticity high polymer materials and peripheral frameworks which surround the center frameworks in a connected mode and are made of high-elasticity high polymer materials. The center frameworks and every other peripheral framework are filled with flowing fillers with the heat absorption cooling effect. One or more small holes are formed in the side walls of the peripheral frameworks which are not filled with the fillers. The multifunctional structure further comprises high polymer material packaging layers for packaging the fillers. The peripheral frameworks which are not filled with the fillers are provided with or are not provided with the high polymer material packaging layers in a packaged mode. When the temperature of the environment where the multifunctional structure is located is higher than certain threshold temperature, the fillers start to absorb heat to achieve the cooling effect; after losing the heat absorption cooling effect, the fillers are placed into the environment with the temperature lower than the threshold temperature, and the cooling effect will be automatically recovered. Meanwhile, in the vibration process, the multifunctional structure is the equal of an elastic damper, and the vibration reduction effect is achieved by absorbing energy generated during vibration.
Owner:XI AN JIAOTONG UNIV

Comprehensive energy control box and use method

The invention discloses a comprehensive energy control box and a use method. The comprehensive energy control box is characterized in that: a ventilation opening is formed in one side of a distribution box; the lifting device is arranged at the top part of the distribution box, a shielding shed is arranged at one end of the lifting device, and the heat dissipation device is arranged in the shielding shed; a controller is connected with the lifting device; a sensor is connected with the controller; the sensor and the controller are located in the distribution box; a shaft driving shaft is positioned at the output end of a driving motor; a driving gear is installed at the end, away from the driving motor, of the shaft driving shaft; a driven gear is meshed with the outer side of the driving gear, a rotating rod penetrates through the interior of the driven gear, fan blades and a cooling fan shell are fixedly installed at one end of the rotating rod, and the fan blades are located in the cooling fan shell; a fixed bearing is fixedly mounted at the other end of the rotating rod; the fixed bearing prevents the rotating rod from inclining during rotation; the controller is connected with the driving motor; and a box door is located on one side of the distribution box. The comprehensive energy control box can guarantee that the comprehensive energy control box is not invaded by rainwater, and the internal temperature is kept normal.
Owner:HUANENG CLEAN ENERGY RES INST +1
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