Patents
Literature
Hiro is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
Hiro

47results about How to "Adjust at any time" patented technology

Silicon-piezoresistive temperature compensation assessment method

The invention relates to a temperature compensation assessment method based on the silicon-piezoresistant principle, and belongs to the technology of silicon-piezoresistant temperature compensation. Resistance values of four force-sensitive resistors, which form a Wheatstone bridge of a silicon piezoresistant chip, in different temperatures and pressures are used as input values, different compensation circuit structures, compensation devices and compensation device parameters are used as variables, a mathematical model is established, the different compensation circuit structures are analyzed and automatically calculated to obtain compensation results related to the variables, and theoretical compensation results in the temperatures and pressures are used to roughly estimate whether an intermediate compensation variable is proper and estimate the selection range of the intermediate compensation variable. The mathematical model which can automatically process data in a batch manner is established on the theoretical analysis basis, and assessment for a certain temperature compensation algorithm can be rapidly and accurately obtained via the mathematic module before a product is realized, and the method is highly in practical values.
Owner:WUHAN AVIATION SENSING TECH

Automatic piecing device and automatic piecing method for cord fabric

ActiveCN105235246AAutomatic splice implementationAchieve regulationTyresFiberEngineering
The invention discloses an automatic piecing device and an automatic piecing method for cord fabric. The automatic piecing device for the cord fabric comprises a material head fixing mechanism and a piecing press roller mechanism which are used for connecting a material head and a material tail in a pressing mode. The material head fixing mechanism comprises a support, an overlap connection roller, an overlap connection plate, a press roller mechanism and a guide roller. The support is provided with the overlap connection roller, the press roller mechanism and the overlap connection plate. The press roller mechanism is used for pressing and fixing the material head overlapping the overlap connection roller. The guide roller is used for guiding and introducing the material head of the cord fabric to the overlap connection roller. According to the automatic piecing device and the automatic piecing method for the cord fabric, there is no requirement for the quality of the cord fabric, and the position of a connector can be adjusted at any time. The cord fabric is not liable to damage. The automatic piecing device and the automatic piecing method can be applied to fiber cord fabric or steel wire cord fabric, and do not need a manual operation, and is high in automation degree, production efficiency and safety of equipment.
Owner:QINGDAO MESNAC ELECTROMECHANICAL ENG +1

Cooling water circulation system applicable to high-flow test platform

The invention discloses a cooling water circulation system applicable to a high-flow test platform. The back of barreled distilled water is connected with a small water pump. The periphery of a water tank is connected with the small water pump, a first manual stop valve and a second manual stop valve. A damping block is placed at the bottom of the water tank. A water pipe in the water tank is connected with a first hose. The damping block is located under the water pipe. A first pressure sensor, a first temperature sensor and a first pressure meter are arranged on the water pipe and used for detecting state parameters of the distilled water. The water pipe is provided with a tee joint connected with a third manual stop valve. The second manual stop valve is connected with a second hose. A water inlet of a high-pressure water pump is connected with the second hose. A water outlet of the high-pressure water pump is connected with a third hose and a second pressure meter. The rear portion of the third hose is provided with a tee joint connected with a safety valve and a flow regulating valve. The flow regulating valve is provided with a tee joint connected with a fourth manual stop valve and a filter. The rear portion of the filter is provided with a tee joint connected with a third pressure meter and a solenoid valve; the rear portion of the solenoid valve is connected with a flowmeter. The outer end of the flowmeter is connected with a fourth hose. A second pressure meter and a second temperature sensor are connected between the flowmeter and the fourth hose. The two ends of a test piece are connected with the fourth hose and the first hose respectively.
Owner:BEIHANG UNIV

Fish and vegetable co-existing system

The invention relates to a fish and vegetable co-existing system. The fish and vegetable co-existing system comprises a fish tank, a water circulating device and a cultivation device. Waste water, containing fish feces, in the fish tank is decomposed, fermented and nitrified through the water circulating device, organics are decomposed into small molecule inorganics to be utilized by plants, and fish and vegetable co-existing ecological balance is achieved; the cultivation device comprises cultivation bases, a cultivation main body and cultivation pots. The cultivation main body is a cylindrical body or a polygon prism body, the cylindrical body or the polygon prism body is provided with an opening and the interior of the cylindrical body or the polygon prism body is hollow. According to the design of the cylindrical body or the polygon prism body, the height space can be fully utilized, and the plane area occupied by planting can be effectively reduced under the condition that the planting amount is unchanged; a rotation device is arranged between the cultivation main body and the cultivation base so that the cultivation main body can rotate on the cultivation base; according to the design, it is beneficial for the plants distributed in all directions of the cultivation device to evenly absorb light energy for photosynthesis.
Owner:陈知雨

Universal measuring tool for eccentricity of crankshaft type part

InactiveCN106403788AAdjust at any timeEliminate hidden dangers of scrappingMechanical measuring arrangementsEngineeringMachine tool
The invention discloses a universal measuring tool for the eccentricity of a crankshaft type part. The measuring tool comprises a dial indicator, an opened bush, and a V-shaped indicator rack. The V-shaped indicator rack has two support legs that are arranged symmetrically at a same horizontal position; a through hole is formed in the upper part of the V-shaped indicator rack; and the opened bush is arranged in the through hole. The dial indicator passes through the opened bush and is fixed at the opened bush by a bolt. A measuring rod and a measuring head of the dial indicator extend into the V-shaped indicator rack. According to the invention, the eccentricity can be measured at any time during turning and grinding processes; the complicated mathematic operation is avoided; the machine tool and the clamp can be adjusted conveniently at any time; and the hidden trouble of scrapping of a workpiece due to the practical out-of-tolerance eccentricity can be eliminated. The practical application demonstrates that the provided measuring tool not only can be used conveniently with precise reading but also enables the measuring work efficiency to be improved by over five times. The measuring tool is suitable for measurement of crankshaft type parts in volume production.
Owner:CHANGZHOU INST OF MECHATRONIC TECH

Plantation rack for plant greenhouse

The invention provides a plantation rack for a plant greenhouse. The plantation rack comprises a rack plate, wherein the top of the rack plate is provided with supporting seats; a rotating shaft is arranged between the supporting seats; the rotating shaft between the two supporting seats is provided with a thread; the thread is provided with a first nut and a second nut; the rotation directions ofthe first nut and the second nut are reverse; a sliding way is arranged in the rack plate; the back of a placement plate is provided with a first fixer; the back of the first nut is provided with a second fixer cooperating with the first fixer; the back of the second nut is provided with a third fixer cooperating with first fixer; a first connecting rod is arranged between the first fixer and thesecond fixer; a second connecting rod is arranged between the first fixer and the third fixer; one end of the first connecting rod is rotationally connected with the first fixer; the other end of thefirst connecting rod is rotationally connected with the second fixer; one end of the second connecting rod is rotationally connected with the first fixer; the other end of the second connecting rod is rotationally connected with the third fixer. The plantation rack can be used for conveniently adjusting the height position of a crop at any time; thus, the growth of the crop is enabled to be smoother and the favorable economic benefit is generated.
Owner:四川省现代农人种苗科技有限公司

External drive type sealing element

InactiveCN111677866ARealize externalization of adjustmentAdjust at any timeEngine sealsEngineeringMechanical engineering
The invention discloses an external drive type sealing element. The external drive type sealing element comprises a hard ring body, an inner side ring body, a connecting ring body, a sealing ring bodyand an external adjusting mechanism; the outer end of an external driving rod on one side of the hard ring body is rotated, so that a poking head at the inner end of the external driving rod rotationally abuts against a poking block at the upper end of the interior of an arc-shaped poking groove of a driving ring, and meanwhile the outer end of the external driving rod on the other side of the hard ring body is reversely rotated, the poking head at the inner end of the external driving rod is far away from the poking block at the upper end of the interior of the arc-shaped poking groove, so that a space is reserved for rotation of the driving ring, and the whole driving ring is driven to rotate at the inner end of a positioning rod in a clamped mode by abutting against the poking head ofthe external driving rod on one side of the rotating hard ring body; when the poking head at the inner end of the external driving rod on the other side of the hard ring body makes contact with the poking block at the upper end in the arc-shaped poking groove again, adjustment is completed, external adjustment is achieved through rotation of the two external driving rods, and adjustment is quite convenient at any time.
Owner:东台市岳东橡胶密封件厂

A drilling direction positioning device and its application method

ActiveCN106121538BEasy to operateIntuitive sense of directionDirectional drillingEngineeringSystem error
The invention discloses a drilling direction positioning device and an application method thereof. The drilling direction positioning device comprise a bass, a foundation seat, and a positioning rod; a circular dial is installed on the upper end surface of the base; scales are formed in the circumferential surface of the circular dial; the foundation seat is movably connected with the upper end surface of the circular dial through a vertical rotation shaft; the foundation seat is of hemisphere shape; a semicircular slot is formed along the radius plane where the central axis of the foundation seat is located; the positioning rod is arranged in the semicircular slot in a flexible connection mode through a horizontal rotation shaft; scales are formed along the outer circumferential surface of the semicircular slot; a position limiting component I is installed on the base to limit the movement of the base; a position limiting component II is installed on the foundation seat to limit the movement of the position rod; and a fixing part used for fixing arrangement is installed on the lower end surface of the base. Compared with the prior art, the drilling direction positioning device has the beneficial effects that errors of azimuth angles can be corrected and changed at any time; operation errors and system errors of the drilling direction positioning can be removed to some extent; and the accuracy of drilling results is enhanced.
Owner:核工业湖州勘测规划设计研究院股份有限公司

Cabinet body structure

The invention discloses a cabinet body structure. The cabinet body structure comprises a frame body, connection portions and a table board, wherein each connection portion comprises an installation board, hinge rods and a cushion block, the two ends of each hinge rod are connected with the corresponding cushion block and the corresponding installation board respectively, and the installation boards and the cushion blocks are connected with the frame body and the table board respectively; hydraulic cylinders and connection rods are also included; the number of the hinge rods is two, and the two hinge rods are mutually parallel; one end of each hydraulic cylinder is hinged to the corresponding installation board, and the other end of each hydraulic cylinder is hinged to any hinge rod; the two hinge rods are both provided with hinge pins, the two ends of each connection rod are hinged to the corresponding hinge pins respectively, and a connection line between connection points of the two hinge rods and the corresponding installation board is parallel with the length direction of the corresponding connection rod. The cabinet body structure is simple in structure, the achievement of the table board height linear adjustment is facilitated, so that the cabinet body structure is capable of having different using functions according to different states; meanwhile, a relative position of the cabinet body structure is stable when the table board is at an ultimate position.
Owner:CHENGDU NONDO FURNITURE

A silicon piezoresistive temperature compensation evaluation method

The invention belongs to silicon piezoresistive temperature compensation technology, and relates to a temperature compensation evaluation method based on the silicon piezoresistive principle. In the present invention, the resistance values ​​of the four force-sensitive resistors constituting the Huishiden bridge of the silicon piezoresistive chip under multiple temperatures and pressures are input, and different compensation circuit structures, compensation devices and compensation device parameters are used as variables. By establishing a mathematical model , analyze and automatically calculate different compensation circuit structures, obtain compensation results related to variables, use theoretical compensation results at multiple temperature points and pressure points to roughly estimate whether the selection of intermediate compensation variables is appropriate and the selection range. The present invention establishes a mathematical model that can automatically and batch process data on the basis of theoretical analysis, and uses the mathematical model to quickly and accurately obtain an evaluation conclusion about a specific temperature compensation algorithm before the product is realized, which has great practical application value.
Owner:WUHAN AVIATION SENSING TECH

A Mechanical Manual High Space Lighting Control Device

The invention discloses a mechanical manual overhead lamp control device. A wire winding and unwinding system is an adjusting and control structure of the whole device. An overhaul platform is a work face of the device. A lamp and rail system is an arranging framework structure of the whole device. A through-length platform is arranged on the side close to the wall. The arranging direction of the through-length platform is equal to that of lamps. The lamp and rail system is arranged on a structural beam in the arranging direction of the lamps. The wire winding and unwinding system is connected with the end of a steel wire rope. The lamps to be erected overhead can be made to be in a movable state through the wire winding and unwinding system, the overhaul platform and the lamp and rail system, and the positions of the lamps to be installed or erected can be adjusted at any time. Due to the manual rotating operation of a wire winding device, the steel wire rope is driven, one row of lamps are recycled to one end, the whole device adjusting process is stable, firm and accurate, and the erecting efficiency of the lamp can be effectively improved. According to the mechanical manual overhead lamp control device, overhauling on a fixed and simple operation platform can be achieved, and meanwhile restoring to normal positions can be rapidly achieved after all processes are completed.
Owner:BEIJING TIANHENG CONSTR
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Try Eureka
PatSnap group products