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34results about How to "Response ability is strong" patented technology

Coupled apparatus used between heat phonomotor and refrigerating device driven by the same

The invention relates to a coupling device for thermo-acoustic engine and cooler driven by the thermo-acoustic engine, comprising: a hollow cavity; an elastic film installed within the hollow cavity, the elastic film divides the hollow cavity into a first chamber and a second chamber; a long pipe communicated with one sidewall of the hollow cavity and with the first chamber; a short pipe communicated with another sidewall of the hollow cavity and with the second chamber; another end of the long pipe is communicated with a feedback pipe of the thermo-acoustic engine; another end of the short pipe is communicated with a water cooler of the cooler; the cooling device can enable pressure wave generated by the thermo-acoustic engine to amplify pressure amplitude when passing through the long pipe and the hollow cavity, thus improving utilization rate of system acoustic power by the cooler; the elastic film installed within the hollow cavity separates working gas in the cooler from the engine so that the engine can use the gases, such as nitrogen, to reduce system frequency for working substance, meanwhile, the cooler can use the gases, such as helium gas, to maintain good cooling performance for the working substance.
Owner:TECHNICAL INST OF PHYSICS & CHEMISTRY - CHINESE ACAD OF SCI

Method for improving stability of high temperature superconducting magnetic suspension system

A method for increasing the stability of a high-temperature superconductor magnetic suspension system comprises the following: (A) a step of field cooling, during which, a suspension body of the high-temperature superconductor magnetic suspension system is supported at a preset position through a support system, and then refrigeration equipment is started to ensure that a superconducting block enters superconducting state; (B) a step of support release, during which, the support system releases the support on the suspension body so as to ensure that the suspension body is in an idling stable state; (C) a step of loading, during which, external force is applied on the suspension body so as to ensure that the suspension body is in a stable suspension state under external force loading; and (D) a step of loading and the external force release, during which, the suspension body is in the stable suspension state again, and the state is taken as an initial state for the operation of the high-temperature superconductor magnetic suspension system. The method does not need to change the construction of the high-temperature superconductor magnetic suspension system, and ensures simple structure and operation and cost reduction; moreover, the method can obviously improve the stability of the high-temperature superconductor magnetic suspension system, and is suitable for any high-temperature superconductor magnetic suspension systems based on the high-temperature superconducting block type magnetic suspension principle.
Owner:SOUTHWEST JIAOTONG UNIV

Method for improving stability of high temperature superconducting magnetic suspension system

InactiveCN100577465C"Magnetic Enhancement"Magnetism" enhancedMagnetic measurementsElectric propulsionSupporting systemStable state
A method for increasing the stability of a high-temperature superconductor magnetic suspension system comprises the following: (A) a step of field cooling, during which, a suspension body of the high-temperature superconductor magnetic suspension system is supported at a preset position through a support system, and then refrigeration equipment is started to ensure that a superconducting block enters superconducting state; (B) a step of support release, during which, the support system releases the support on the suspension body so as to ensure that the suspension body is in an idling stable state; (C) a step of loading, during which, external force is applied on the suspension body so as to ensure that the suspension body is in a stable suspension state under external force loading; and (D) a step of loading and the external force release, during which, the suspension body is in the stable suspension state again, and the state is taken as an initial state for the operation of the high-temperature superconductor magnetic suspension system. The method does not need to change the construction of the high-temperature superconductor magnetic suspension system, and ensures simple structure and operation and cost reduction; moreover, the method can obviously improve the stability of the high-temperature superconductor magnetic suspension system, and is suitable for any high-temperature superconductor magnetic suspension systems based on the high-temperature superconducting block type magnetic suspension principle.
Owner:SOUTHWEST JIAOTONG UNIV

Rotary pendulum protective device of automatic air cylinder

The invention discloses a rotary pendulum protective device of an automatic air cylinder, and relates to an air cylinder. The rotary pendulum protective device of the automatic air cylinder comprises a corrugated pipe, a corrugated pipe bottom fixing mechanism, an upper portion rotary protective mechanism, a corrugated pipe lower puling plate and a corrugated pipe upper pulling plate. The lower end face of the corrugated pipe and the corrugated pipe bottom fixing mechanism are fixed at the cylinder body installation position of the automatic air cylinder, and the other end of the corrugated pipe is fixed on the upper portion rotary protective mechanism through the corrugated pipe lower pulling plate, the corrugated pipe upper pulling plate and bolts. A rolling bearing is placed between the lower portion of the upper portion rotary protective mechanism and the corrugated pipe upper pulling plate, cover nuts are placed on the top of the upper portion rotary protective mechanism, and stress pads are placed on the inner sides of the nuts. By means of the rotary pendulum protective device of the automatic air cylinder, a motion executing part of a clamp, the air cylinder body, a piston rod, a sensing detection component, devices and an electrical circuit can be effectively protected, wherein the devices and the electrical circuit are placed inside the clamp. Safe, stable, high-efficiency and smooth work of the whole system is guaranteed, the whole device is enabled to be attractive and decent, and the device can be matched with other devices in a field.
Owner:XIAMEN UNIV

Upper valve body with pressure relief compensation function and pneumatic valve using same

PendingCN107200004AEasy maintenanceAir storage space can be adjustedApplication and release valvesPistonAirflow
The invention discloses an upper valve body with a pressure relief compensation function and a pneumatic valve using the same. The upper valve body comprises an upper casing. A valve core, an upper valve chamber sealing part, an upper valve washer, an upper valve spring and an upper valve blocking part are disposed in the casing. A movable piston sleeve is arranged in the valve core. The piston sleeve can move up and down in the upper valve core to change an air storage space inside the upper casing. The pneumatic valve further comprises a lower valve body. A linkage piston, a lower valve chamber sealing part, a lower valve washer, a lower valve spring and a lower valve plug are arranged in the lower valve body. The upper valve body and the lower valve body are connected with an independent air supply pump. The lower valve body is further connected to a brake chamber. Through combined motions of the upper valve body and the lower valve, opening and closing of a gas circuit are changed, and air flow entering the brake chamber is controlled to implement automobile braking. The novel valve core is adopted, and a more efficient and more stable braking effect can be achieved.
Owner:谢洪川

OLED folding or winding type screen and manufacturing process thereof

ActiveCN111147634AAvoid sticky edgesTo achieve the perfect effectTelephone set constructionsEngineeringLight transmission
The invention provides an OLED folding or winding type screen and a manufacturing process thereof, and the OLED folding or winding type screen comprises an OLED display screen layer, a flexible glue layer, a printing layer, a base material and a hardening layer when the screen is folded. When the screen is outside, a hardening layer is arranged below the base material, a printing layer is arrangedabove the base material, a flexible glue layer is arranged above the printing layer, and an OLED display screen layer is arranged above the flexible glue layer; wherein the light transmittance of thebase material should be greater than 88%; the purpose of hardening the surface of the base material is to improve the scratch resistance and fingerprint resistance of the base material; the purpose of printing treatment on the surface of the base material is to improve the flexibility and adherence between the base material and the flexible glue; the beneficial effects of the invention are that the flexible glue design enables the substrate not to be stretched and contracted when the substrate is bent, and guarantees that the protection film, the TP and the OLED cannot be layered and folded;and edge dust adhesion in the deformation process of the flexible glue layer is avoided by reducing the size of the flexible glue.
Owner:SHENZHEN HORAE TECH

Coupled apparatus used between heat phonomotor and refrigerating device driven by the same

The invention relates to a coupling device for a thermoacoustic engine and a refrigerator driven by it, comprising: a cavity; an elastic diaphragm installed in the cavity, and the elastic diaphragm divides the cavity into first chambers and the second chamber; a long tube communicated on one side wall of the cavity and communicated with the first chamber; a short tube communicated on the other side wall of the cavity and communicated with the second chamber; The other end is connected to the feedback tube of the thermoacoustic engine; the other end of the short tube is connected to the water cooler of the refrigerator; the coupling device can amplify the pressure amplitude of the pressure wave generated by the thermoacoustic engine after passing through the long tube and the cavity, Thereby, the utilization rate of the sound power of the system by the refrigerator is improved; the elastic diaphragm sandwiched in the middle of the cavity isolates the working gas in the engine and the refrigerator, so that the engine can use nitrogen and other gases as the working fluid to reduce the system frequency, and the refrigerator can use helium. Gas and other gases are used as working fluids to maintain their good refrigeration performance.
Owner:TECHNICAL INST OF PHYSICS & CHEMISTRY - CHINESE ACAD OF SCI

Flexible connecting piece and flexible connecting structure for preventing infilled wall from collapsing

PendingCN111980211AAvoid out-of-plane collapsePrevent collapseWallsStructural engineeringMechanical engineering
The invention discloses a flexible connecting piece, and relates to the technical field of buildings. The flexible connecting piece comprises a plurality of flexible belts and two fixing blocks, the plurality of flexible belts are arranged in two rows, the two fixing blocks are arranged side by side at intervals along the length direction of the flexible belts, the two ends of each flexible belt in one row are fixedly connected with different fixing blocks correspondingly; the ends, located on the same side, of the flexible belts located on the other row are fixedly connected with one fixing block, the two fixing blocks are used for being detachably connected with frame columns located on the two sides of an infilled wall correspondingly, and the infilled wall is contained between the tworows of flexible belts. The invention further discloses a flexible connecting structure for preventing the infilled wall from collapsing, the flexible connecting structure for preventing the infilledwall from collapsing comprises a frame, the infilled wall and the flexible connecting piece, the frame comprises the two frame columns, the two opposite surfaces of the two frame columns are detachably connected with the two fixing blocks respectively. And out-of-plane collapse of the filler wall can be prevented.
Owner:HUAQIAO UNIVERSITY

Rotary pendulum protective device of automatic air cylinder

ActiveCN103174700BEffective protectionDoes not affect smooth movementFluid-pressure actuatorsEngineeringCylinder block
The invention discloses a rotary pendulum protective device of an automatic air cylinder, and relates to an air cylinder. The rotary pendulum protective device of the automatic air cylinder comprises a corrugated pipe, a corrugated pipe bottom fixing mechanism, an upper portion rotary protective mechanism, a corrugated pipe lower puling plate and a corrugated pipe upper pulling plate. The lower end face of the corrugated pipe and the corrugated pipe bottom fixing mechanism are fixed at the cylinder body installation position of the automatic air cylinder, and the other end of the corrugated pipe is fixed on the upper portion rotary protective mechanism through the corrugated pipe lower pulling plate, the corrugated pipe upper pulling plate and bolts. A rolling bearing is placed between the lower portion of the upper portion rotary protective mechanism and the corrugated pipe upper pulling plate, cover nuts are placed on the top of the upper portion rotary protective mechanism, and stress pads are placed on the inner sides of the nuts. By means of the rotary pendulum protective device of the automatic air cylinder, a motion executing part of a clamp, the air cylinder body, a piston rod, a sensing detection component, devices and an electrical circuit can be effectively protected, wherein the devices and the electrical circuit are placed inside the clamp. Safe, stable, high-efficiency and smooth work of the whole system is guaranteed, the whole device is enabled to be attractive and decent, and the device can be matched with other devices in a field.
Owner:XIAMEN UNIV

Auxiliary rubber ring filling equipment for corrugated pipe

The invention belongs to the technical field of corrugated pipe processing, and specifically discloses auxiliary rubber ring filling equipment for a corrugated pipe. The auxiliary rubber ring fillingequipment comprises a machine base, wherein a rail is arranged above the machine base; a movable base is arranged on the rail; the lower end surface of the movable base is equipped with a penetratingrod; a telescopic pole is arranged on the side wall of the penetrating rod; a containing box and a filling mechanism are sequentially arranged in a moving direction of the movable base on the machinebase; the corrugated pipe is arranged in the containing box; the axis of the corrugated pipe is parallel to the rail; while moving, the penetrating rod can pass through the corrugated pipe and drivesthe corrugated pipe to move; the filling mechanism comprises a sleeve rod, a variable-diameter barrel and a pushing rod; a plurality of rubber rings are connected on the sleeve rod in a sleeving mode;the sleeve rod and the variable-diameter barrel are coaxial and are positioned in the variable-diameter barrel; the pushing rod can push the rubber rings to move on the sleeve rod; the diameter of the variable-diameter barrel is gradually reduced in the moving direction of the pushing rod; and the smallest inner diameter of the variable-diameter barrel is smaller than the inner diameter of a corrugated pipe connecting part. According to the scheme adopted by the invention, the auxiliary rubber ring filling equipment solves the problem that efficiency of manually adjusting the rubber rings islow.
Owner:重庆赛格尔汽车配件有限公司

Combined rail end insulator capable of adapting to rail gap changes

A combined rail end insulator capable of adapting to rail gap changes relates to the technical field of railways and comprises a first outer layer plate, a second outer layer plate and a sandwich plate. The first outer layer plate, the second outer layer plate and the sandwich plate are each composed of a head, a connecting part and a tail, and the shapes of the plates are matched with an end surface of a steel rail. The first outer layer plate and the second outer layer plate are used for clamping and fixing the sandwich plate; and material rigidity of the first outer layer plate and the second outer layer plate is higher than that of the sandwich plate, and material elasticity of the sandwich plate is higher than that of the first outer layer plate and the second outer layer plate. The insulator is composed of three layers of structures, an outer-layer plate material is good in rigidity and not prone to deformation, and the sandwich plate has good elasticity and is high in resilienceafter being unloaded; when the insulator is extruded by the end part of the steel rail, the sandwich plate is extruded and shrunk, and the sandwich plate can be easily recovered after an acting forceof the end part of the steel rail is released; and the insulator can well adapt to the change of rail gaps between steel rails, play a stable insulating role and ensure the safety of railway lines.
Owner:卡法时(江苏)新材料有限公司 +1

Buried steel pipeline polyethylene anti-corrosion layer elbow special overhaul special belt

The invention discloses a special overhaul special belt for buried steel pipeline polyethylene anti-corrosion layer elbow, which comprises a first baffle plate, one end of the first baffle plate is provided with a second baffle plate, and a gap between the first baffle plate and the second baffle plate is provided. A winding wheel is provided, and a repair belt mechanism is arranged on the surface of the winding wheel. The special belt for overhauling the polyethylene anti-corrosion layer of the buried steel pipeline of the present invention is provided with a repair belt mechanism, and the non-woven layer and the reinforcing silk layer are contained in the inside. The tensile strength ensures that the repair tape wound on the surface will not be deformed or broken, and the reinforcing silk layer is made of polyester silk material, which has high rigidity and can cooperate with the non-woven layer to further improve the tensile resistance of the repair tape. In addition, the material itself is elastic and rebounds quickly, which can make the repair belt have strong recovery ability. At the same time, with the roller coating structure, it can still be easily operated when facing the uneven surface of the elbow, so that the pipeline can be repaired in place.
Owner:济宁迅大管道防腐材料有限公司

Production process of drop-resistant and moisture-proof color box

The invention discloses a production process of a break-resistant and damp-proof color box, and relates to the field of color box production, the production process comprises the following steps: 1, preparing materials: selecting polyester fibers, preparing a polyester fiber net, selecting paper pulp, and grinding the paper pulp into powder; step 2, gluing: selecting kraft paper, and uniformly smearing a layer of waterproof glue on the kraft paper by using a gluing machine; step 3, material spreading: uniformly spreading the prepared polyester fiber net on waterproof glue, spreading paper pulp powder on the polyester fiber net through an adhesive, and uniformly spreading a waterproof film on the paper pulp powder; through the structure of the polyester fiber net, the crease resistance and the shape preserving property of the color box made of the paperboard can be conveniently improved, the color box can have high recovery capacity after being broken and deformed, and the breaking resistance of the paper box is enhanced. Meanwhile, due to the waterproof characteristic of the paper pulp and the waterproof adhesive, the damp-proof and waterproof performance of the color box is improved conveniently, the interior of the color box is not prone to being affected with damp, and the strength of the color box in a humid environment is improved conveniently.
Owner:丽水市乐印包装制品有限公司
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