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923results about How to "Simple structure and principle" patented technology

Hydraulic peristaltic pipeline robot traction device

The invention relates to a hydraulic peristaltic pipeline robot traction device, which can provide powerful traction force for robots in pipeline operation such as an oil-gas pipeline, a sewage pipeline and the like. The hydraulic peristaltic pipeline robot traction device mainly consists of an extension cabin, a propelling cabin and a propelling oil cylinder, wherein the extension cabin mainly consists of an extension cabin body, an extension cabin front cover, extension cabin supporting legs, extension cabin brackets, extension cabin supporting rods, an extension cabin supporting leg oil cylinder, a synchronous plate, a synchronous plate slide shaft and an extension cabin rear cover; the propelling cabin mainly consists of a propelling cabin body, a propelling cabin front cover, propelling cabin supporting legs, propelling cabin brackets, propelling cabin supporting rods, a propelling cabin supporting leg oil cylinder, a synchronous plate, a synchronous plate slide shaft and a propelling cabin rear cover. The hydraulic power is adopted as a power source, sufficient traction power can be provided for a pipeline operation robot, and the successful traveling of the pipeline robot in the pipeline can be guaranteed. The hydraulic peristaltic pipeline robot traction device has advantages of simplicity in structure, high carrying capacity, high reliability, high environmental adaptability and the like.
Owner:BEIJING INSTITUTE OF PETROCHEMICAL TECHNOLOGY

Programmable learning device based on intelligent building blocks as well as method

The invention belongs to the field of electronic building block toys or teaching aids and in particular relates to a programmable learning device based on intelligent building blocks and an intelligent electronic building block device. The programmable learning device comprises a device body, instruction building blocks and an action executing device, wherein a recording unit is arranged in each instruction building block; a main control unit is arranged in the device body, the device body is provided with a connector, and a transceiving unit and a display module are also arranged on the device body; a receiving unit is arranged in the action executing device; and the instruction building blocks are connected with the connector and then are electrically connected with the main control unit, the main control unit sequentially scans and recognizes the instruction building blocks on the connector, calls corresponding instruction signals according to instruction sequence information of theinstruction building blocks and sequentially transmits the instruction signals to the transceiving unit to be transmitted or displayed by virtue of the display module, and after the transceiving unittransmits the instruction signals, the receiving unit of the action executing unit receives the instruction signals and executes corresponding action.
Owner:ROBO ELECTRONICS CO LTD

Base line allowance detection device for lock stitch sewing machine and detection method thereof

The invention relates to a base line allowance detection device for a lock stitch sewing machine and a detection method thereof. The base line allowance detection device for the lock stitch sewing machine comprises a base line quantity detection part, a facial line use quantity detection part and a controller. The base line quantity detection part comprises a base line counting disc, a cop latch winder, a base line sensor for sensing the turning number of turns of the base line counting disc and a winding sensor for sensing the starting and stopping of the cop latch winder. The facial line use quantity detection part comprises a facial line counting disc and a facial line sensor for sensing the turning number of turns of the facial line counting disc. The controller is provided with a control module which controls the cop latch winder and the lock stitch sewing machine to work and receives and processes signals of the base line sensor, the winding sensor and the facial line sensor. According to fact that the base line winding quantity minus the facial line use quantity is the base line allowance, base line allowance detection is achieved. The base line allowance detection device is simple in structure, convenient to operate and use and high in intelligence degree and has accuracy in detection.
Owner:NINGBO SANHEXIN AUTOMATION

Pulse impact producing mechanism and center differential pressure drill comprising same

The invention relates to a pulse impact producing mechanism and a center differential pressure drill comprising the same. The pulse impact producing mechanism comprises a righting element, a driving element, a rotating element and a throttling element which are placed sequentially, the righting element, the driving element and the rotating element are connected sequentially, the throttling element and the rotating element are in clearance fit, overcurrent channels which are used for flowing of a drilling fluid are arranged on the righting element and the throttling element, the driving element drives the rotating element to rotate, and the overcurrent channels on the rotating element and the throttling element move relatively. The center differential pressure drill comprises a reaming bit, the pulse impact producing mechanism, a pressure regulating element, a transmission mechanism and a pilot bit, and the pressure regulating element, the transmission mechanism and the pilot bit are connected sequentially. Compared with the prior art, the cuttings hold-down effect of the pilot bit and the reaming bit is reduced while rotary impact drilling of the pilot bit can be realized, further the purposes of protecting the bits, prolonging the service lives and improving the drilling speed are realized, and the drilling effect is further improved.
Owner:CHINA UNIV OF PETROLEUM (EAST CHINA)

Film feeding mechanism of storage battery wrapped cell feeding slot machine

The invention discloses a film feeding mechanism of a storage battery wrapped cell feeding slot machine, and relates to the field of storage battery production. The film feeding mechanism of the storage battery wrapped cell feeding slot machine solves the technical problem that automatic film wrapping needs to be carried out on plate groups. The film feeding mechanism of the storage battery wrapped cell feeding slot machine comprises a film supporting plate, a film taking device and a film cutting knife, wherein the film taking device is arranged on one side of the film supporting plate, the film taking device comprises an upper clamping plate, a lower clamping plate, a first driving device and a second driving device, the first driving device is used for driving the upper clamping plate and the lower clamping plate to get close to each other so as to tightly clamp film, the second driving device is used for driving the upper clamping plate and the lower clamping plate to transversely move so as to pull out the film, the film supporting plate comprises a front film supporting plate and a rear film supporting plate, a film cutting opening is formed between the front film supporting plate and the rear film supporting plate, and the film cutting knife is arranged over the film cutting opening. The film feeding mechanism of the storage battery wrapped cell feeding slot machine further comprises a film fixing device, wherein the film fixing device is used for fixing the film on the film supporting plate when the film is cut. The structure and the principle for achieving film feeding are simple, cutting of the film cutting knife is facilitated after the film on the two sides of the film cutting opening is tightly clamped through the film fixing device.
Owner:ZHEJIANG HAIYUE AUTOMATIC MACHINERY

End effector assisting in clamping endoscope in minimally invasive surgery

The invention relates to an end effector assisting in clamping an endoscope in minimally invasive surgery. The end effector aims at solving the problems that in existing surgery, a device for clamping an endoscope is high in weight, complex in structure and prone to generating movement interference in the swinging process, and acting force applied to a surgical incision of a patient exists. According to the end effector, a second connecting rod, a third connecting rod, a fourth connecting rod and a fifth connecting rod are equal in length, after the second connecting rod, the third connecting rod, the fourth connecting rod and the fifth connecting rod are connected, a rhombus is formed, the rhombus is symmetrically arranged with the center line of a first linear guide rail in the length direction as the symmetry axis, one end of a sixth connecting rod is hinged to the middle of the first connecting rod, the other end of the sixth connecting rod is hinged to one end of a seventh connecting rod and then fixed to a third slide block, the other end of the seventh connecting rod is arranged on a tail end telescopic body in a hinged mode, the sixth connecting rod and the seventh connecting rod are equal in length, and the sixth connecting rod and the seventh connecting rod are symmetrically arranged with the center line of the first linear guide rail in the length direction as the symmetry axis. The end effector is applied to the technical field of minimally invasive surgery medical equipment.
Owner:吉林省金博弘智能科技有限责任公司

Deep and shallow sea alternating corrosion environment simulator

The invention belongs to the technical field of marine corrosion and protection, and relates to a deep and shallow sea alternating corrosion environment simulator. Periodic changes of parameters such as pressure, temperature, dissolved oxygen and pH value are controlled to simulate alternating corrosion environment of sea water at different depths, and realize material performance test in the environment, so as to evaluate various performances of the material in deep and shallow sea alternating corrosion environment. The simulator comprises a pressure alternating system, a salinity regulating system, a pH value regulating system, a temperature control system, a dissolved oxygen regulating system, an auxiliary regulating system, a counterbalance valve, a central control board and a host computer. Medium temperature, medium dissolved oxygen and pH value are adjusted to simulate environmental parameters of deep sea or high pressure; and then a pressure alternating system is employed to conduct pressure change according to a set pressure curve, so as to simulate deep sea alternating environment and evaluate material properties. The simulator has simple structure principle, reliable usage and operation, real stimulating effects, good effects of deep and shallow sea alternating experiments, and strong practicability.
Owner:725TH RES INST OF CHINA SHIPBUILDING INDAL CORP

Feeding source structure shared by sub-reflector and feeding source, and dual frequency band antenna constructed thereby

The invention relates to a feed source structure shared by an auxiliary reflector and a feed source and a double-frequency band antenna formed by the feed source structure; the shared feed source structure mainly comprises that: a gap ring is formed between a cutting awl and a circling part of the auxiliary reflector to form a microstrip antenna; and the double-frequency band antenna is formed by the shared feed source structure. The invention uses a Ka frequency band compact type ring-focus dual-reflecting surface antenna as an example; on the premise of not influencing the property of the Ka frequency band, the auxiliary reflector of the Ka frequency band ring-focus double-reflecting surface antenna is reconstructed to form an S-frequency band microstrip antenna and obtain the performance of the double-frequency band antenna so that the auxiliary reflector becomes the feed source of the S-frequency band to irradiate a main reflector, thereby obtaining the performance of the S-frequency band antenna. The feed source structure has a simple principle and easy realization; and the double-frequency band antenna formed by the feed source structure has a simple structure, excellent performance and wide application.
Owner:中国航天科技集团公司第五研究院第五〇四研究所

Electric control separation mechanism of unmanned aerial vehicle and parachute

The invention discloses an electric control separation mechanism of an unmanned aerial vehicle and a parachute. The electric control separation mechanism comprises a rotary device, an electromagnet and a locking device; when the locking device is located in the locked device, the electromagnet is not electrified, an electromagnet armature does not extend out, a driving rod and a connecting rod form into a straight line, and a driving rod cannot rotate under the action of the tension of the parachute through the position of a dead point of a hinge four-bar mechanism; when the locking device is located in the unlocked state, the electromagnet is electrified, the electromagnet armature extends out, and the driving rod of the hinge four-bar mechanism is pushed to rotate to damage the position of the dead point of the hinge four-bar mechanism. According to the electric control separation mechanism of the unmanned aerial vehicle and the parachute, the large tension of the parachute is borne by components such as the driving rod, the connecting rod and the driven rod of the hinge four-bar mechanism and the components are high in self-strength and bearing capacity; an output thrust value of the electromagnet is small and accordingly the appearance size and the mass of the electromagnet and the electric control separation mechanism can be effectively reduced; the structural principle is simple and practical, the reliability is high, and the application value is large.
Owner:ZHEJIANG COLLEGE OF ZHEJIANG UNIV OF TECHOLOGY +1

Six-foot robot with autonomous navigation and remote control

The invention discloses a six-foot robot with autonomous navigation and remote control. The six-foot robot comprises a robot system and a remote control platform, wherein the robot system is in signal connection with the remote control platform, and the robot system comprises a first master control module, a limb mechanical structure, a first power supply power system, a steering engine control module, an LCD (Liquid Crystal Display) real-time display module, a fan-shaped-scanning-state ultrasonic module, a GPS (Global Positioning System) positioning module, an electronic compass module and a first wireless transceiver module; an upper computer control display interface is arranged on the remote control platform, and a second master control module, a second power supply power system, a second wireless transceiver module, a touch screen display control module and an RS232 serial port are arranged inside the remote control platform. According to the six-foot robot, the principle of structure is simple, the operation is convenient, the degree of intellectualization is high, remote control of a variety of instructions on the robot can be completed, and information measured by an environment sensing system loaded to the robot is fed back and displayed in real time.
Owner:JILIN UNIV

Device for treating plastic film corrugation by means of airflow

ActiveCN105883460AAchieve the purpose of flatteningSimple structure and principleWebs handlingAfter treatmentThin membrane
The invention relates to the field of plastic film making, in particular to a device for treating plastic film corrugation by means of airflow. The device comprises a pretreatment air rod, an after-treatment air rod, a corrugation smoothing roller, an airflow supplement fork and a rack, air taps are arranged at the bottom of the pretreatment air rod, the left group of the air taps are arranged to be inclined to the left, and the right group of the air taps are arranged to be inclined to the right; the structure of the after-treatment air rod is the same as that of the pretreatment air rod; the corrugation smoothing roller is located between the pretreatment air rod and the after-treatment air rod, and the corrugation smoothing roller comprises an air blowing cylinder and an air dispersing cylinder; a strip-shaped air dispersing belt is arranged on the side wall of the air dispersing cylinder, the air dispersing cylinder blows air into the air dispersing cylinder to enable the air dispersing cylinder to produce the air flow flowing outwards; the airflow supplement fork arranged on the middle-lower portion of the corrugation smoothing roller in a surrounding mode, and the airflow supplement fork produces upward airflow below the corrugation smoothing roller. According to the device for treating the plastic film corrugation by means of the airflow, the plastic film is blown and smoothed through the airflow before being rolled, and therefore the purpose of blowing corrugation to be flat is achieved.
Owner:中山永宁薄膜制品有限公司

Bumper block capable of adjusting initial bounce property of car door closure

InactiveCN102022053AOvercome the effects of manufacturing tolerancesAppropriate initial pop-up heightBuilding braking devicesDoorsEngineeringCar door
The invention relates to a bumper block capable of adjusting the initial bounce property of a car door closure, comprising a bumper block body and a bumper block mounting structure matched with the bumper block body, wherein the bumper block body is provided with a pipe casing substrate, the pipe casing substrate is provided with a regulation spring, one end of the pipe casing substrate is provided with a height regulation guide rod matched and connected with the regulation spring, and the other end of the pipe casing substrate is provided with a force regulation mechanism matched with the regulation spring. The bumper block provided by the invention can avoid the influence of a manufacturing tolerance. According to the variation of door closure quality, the bounce height and bounce forceof the door closure are regulated without any design change. Moreover, the product provided by the invention has good popularity, can adapt to the door closures with the requirement of different weights and different bounce weights and has small influence on door closing force. In addition, the bump block provided by the invention also has the beneficial effects of outstanding performance and thelike, is convenient for installation and regulation, and can be widely used in various car door closures.
Owner:SAIC GENERAL MOTORS +1

Online monitoring device and monitoring method for metallic oxide arrester

The invention discloses an online monitoring device and a monitoring method for a metallic oxide arrester. The device comprises a main control chip, a data acquisition module for acquiring leakage current signals and voltage signals, a background algorithm processing module for receiving the data of the data acquisition module, calculating the value of a resistive current and transmitting the value to the main control chip, and a man-machine interaction assembly in interactive connection with the main control chip. The data acquisition module comprises a voltage and current measuring module for measuring the voltage at the two ends of the metal oxide arrester and the leakage current of the metal oxide arrester, a filtering module for receiving the signal of the voltage and current measuring module and performing the filtering treatment, and a conversion module for receiving the signal of the filtering module and performing the AD conversion. Based on the online monitoring device and the monitoring method for the metallic oxide arrester, the influence of harmonic waves in the voltage on the resistive current extraction is fully considered. Meanwhile, the interference caused by the harmonic voltage on the resistive current extraction can be well reduced. Moreover, the efficiency and the accuracy of online monitoring are improved.
Owner:广东华咨圣泰科技有限公司

High-density silica back sealing process for heavily-doped-phosphorous monocrystalline silicon wafer

The invention relates to a high-density silica back sealing process for a heavily-doped-phosphorous monocrystalline silicon wafer. The process comprises the following steps of: 1. preparing a silica film through a back sealing machine by adopting APCVD (Atmospheric Pressure Chemical Vapor Deposition); 2. annealing a wafer with silica by using a thermal annealing process during the manufacturing of a semiconductor; and 3. removing an oxidation layer from the facade and the edge of the wafer by using a method of removing an oxidation film in a scratch grinding manner or a manual film pasting manner. According to the invention, a monocrystalline silicon wafer back sealing material traditionally deposited by adopting CVD (Chemical Vapor Deposition) is enhanced by using the thermal annealing process during the manufacturing of the semiconductor, so that the compactness of the traditional CVD back sealing process is improved, and the requirement of an epitaxial process of a thick layer of the heavily-doped-phosphorous monocrystalline silicon wafer is satisfied. General-purpose equipment manufactured by the semiconductor is adopted by the thermal annealing process, so that the structure principle is simple. The back sealing process provided by the invention has high feasibility and strong practicability, thereby being suitable for large-scale industrial production.
Owner:TIANJIN ZHONGHUAN ADVANCED MATERIAL TECH

Medical dryer

The invention belongs to the field of medical apparatus and particularly relates to a medical dryer. The medical dryer comprises an enclosure and is characterized in that bracket slide rails are arranged in the enclosure, brackets are installed on the bracket slide rails, the upper layer of each bracket is a leak screen layer, leak holes are formed in each leak screen layer, the lower layer of each bracket is a guide layer, the leak screen layers and the guide layers are connected together, one side of each guide layer tilts down, a gap is reserved between the one side of each guide layer and the inner wall of the enclosure, a liquid discharge groove is formed in the bottom of the enclosure and connected with a liquid discharge pipe, and damp pumping exhaust fans are installed on the enclosure. In the drying process, even if water drips down from the leak holes of the leak screen layers, the water can not contaminate substances on the lower layers, and the possibility of liquid contamination is avoided. Meanwhile, the guide layers are arranged to isolate to-be-dried substances on each two brackets, and water evaporated from to-be-dried substances on each lower bracket surges upward, condenses after encountering each guide layer, is guided along the lower surface of each guide layer and then drips into the liquid discharge groove. The medical dryer can dry a plurality of different substances at the same time, and cross contamination can not happen.
Owner:淄博金墨知识产权顾问有限公司
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