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11722results about How to "Won't hurt" patented technology

Smart device to measure tissue thickness

The invention relates to an intelligent instrument for measuring the tissue thickness. The intelligent instrument comprises a button cell type intelligent thickness measuring clip or an external power supply type intelligent thickness measuring clip, a linear incision anastomat or a manual thickness measuring instrument or an automatic thickness measuring instrument, and a staple anvil. The button cell type intelligent thickness measuring clip comprises an outer shell, a pressing key, waterproof soft glass, an integrated circuit board and a bottom cover. The waterproof soft glass is arranged between the pressing key and the integrated circuit board and covers the surface of the pressing key. A button cell, a power module, a display module, a tissue pressure intensity measuring module, a tissue thickness measuring module, a control module and a wireless transmission module are mounted on the back face of the integrated circuit board. An eddy-current transducer and a pressure sensor are mounted on the front face of the integrated circuit board. The button cell type intelligent thickness measuring clip is matched with a wireless transmission device. The intelligent instrument for measuring the tissue thickness has the advantages that the tissue thickness can be measured in a quantitative mode, tissue thickness measurement is accurate, corresponding anastomotic staple cartridges can be selected conveniently, and the success rate of anastomotic surgery is increased.
Owner:UNIV OF SHANGHAI FOR SCI & TECH

Intelligent instrument for measuring tissue thickness

The invention relates to an intelligent instrument for measuring the tissue thickness. The intelligent instrument comprises a button cell type intelligent thickness measuring clip or an external power supply type intelligent thickness measuring clip, a linear incision anastomat or a manual thickness measuring instrument or an automatic thickness measuring instrument, and a staple anvil. The button cell type intelligent thickness measuring clip comprises an outer shell, a pressing key, waterproof soft glass, an integrated circuit board and a bottom cover. The waterproof soft glass is arranged between the pressing key and the integrated circuit board and covers the surface of the pressing key. A button cell, a power module, a display module, a tissue pressure intensity measuring module, a tissue thickness measuring module, a control module and a wireless transmission module are mounted on the back face of the integrated circuit board. An eddy-current transducer and a pressure sensor are mounted on the front face of the integrated circuit board. The button cell type intelligent thickness measuring clip is matched with a wireless transmission device. The intelligent instrument for measuring the tissue thickness has the advantages that the tissue thickness can be measured in a quantitative mode, tissue thickness measurement is accurate, corresponding anastomotic staple cartridges can be selected conveniently, and the success rate of anastomotic surgery is increased.
Owner:UNIV OF SHANGHAI FOR SCI & TECH

Intelligent photovoltaic array washing car

The invention provides an intelligent photovoltaic array washing car used for washing photovoltaic arrays of a large-scale ground photovoltaic power station. A washing head supporting and locating unit and a power unit are arranged on the head portion and the tail portion of a crawler base respectively, a water storage unit is arranged adjacent to the power unit, and a washing head unit is provided with range finder sensors used for measuring the distance between the washing head unit and solar cell panels; the washing head supporting and locating unit comprises a movable base capable of rotating and transversely moving and a working arm set provided with a main arm and an end arm, wherein the main arm and the end arm can pitch respectively; a water pump of a water supply unit is driven by a hydraulic motor; a computer is used as a control kernel of a main control module of an operation control unit; a pair of proportional directional valves of the hydraulic control unit controls two base crawler traveling motors, and other directional valves are electromagnetic directional valves controlled by the main control module. According to the intelligent photovoltaic array washing car, the position and the posture of the washing head unit relative to photovoltaic array panels and the position and the posture of a car body relative to the photovoltaic arrays can be automatically controlled, and the intelligent photovoltaic array washing car is intelligent, efficient, flexible in operation, high in adaptability, easy and convenient to operate, concise in structure and good in washing effect.
Owner:CSIC HAIWEI ZHENGZHOU HIGH TECH CO LTD

Anti-knock container

ActiveCN1632445AOpen and close flexible and convenientNot easy to wearAmmunition storageDetonatorEngineering
The invention belongs to storage and transportation equipment for detonating materials (detonators), in particular to an anti-explosion container. The anti-explosion container includes an upper cover, a cylinder and a fixed bracket. It is characterized in that the cylinder is composed of an outer cylinder and an inner cylinder, wherein the outer cylinder is a cylinder with an open upper end and a closed lower end. The lower part of the inner cylinder is provided with a lower wave breaking plate. , the upper cover is composed of a top cover plate and a cover wall, wherein the lower end of the cover wall is provided with an upper wave dissipation plate, the cover wall and the upper port of the outer cylinder are connected by splines, and the top cover plate is provided with explosion-venting bolts. The invention can not only ensure safety when the detonating equipment and explosives are transported in the same vehicle, but also can seal the harmful gas generated by the explosion in the container in case of an explosion in the container, and discharge the harmful gas after it is transported to a suitable place. In order to avoid polluting the environment and causing casualties and damage to surrounding personnel and facilities. It has the advantages of flexible and convenient opening and closing, large loading capacity, long service life, and good anti-explosion and explosion-proof performance.
Owner:蒋友明

Projection type billiard hitting intelligent auxiliary system and method

The invention relates to a projection type billiard hitting intelligent auxiliary system and method. The projection type billiard hitting intelligent auxiliary system comprises an image collecting device, a projection device and a computer, the signal output end of the image collecting device is connected to the input end of the computer, the input end of the projection device is connected with the output end of the computer and controlled by the computer, and a hollow billiard lighting lamp and an infrared light supplementation lamp are further arranged. The method includes the steps that a billiard environmental model is built in the computer; when billiards are static, images of the billiards on a billiard table are captured, and coordinates of the billiards are obtained; when a user bends over to enable a billiard rod to be aligned with a cue ball, the coordinates of the two end points of the billiard rod and the hitting directions are captured in real time, and the first billiard which a rod head of the billiard rod points to serves as the cue ball; according to the coordinates of the billiards, to-be-operated tracks of the cue ball and the other billiards are calculated in cooperation with the preset billiard rod hitting force and the preset included angles between the hitting points and the horizontal direction of the billiard rod; the to-be-operated tracks of the cue ball and the other billiards are projected to the billiard table. By means of the projection type billiard hitting intelligent auxiliary system and method, when the user uses the billiard rod for aligning, the aligning line and the operation tracks of the billiards can be drawn on the billiard table in a projection mode in real time for assisting hitting by the user, and the projection type billiard hitting intelligent auxiliary system and method are convenient to use and visual.
Owner:乔冰 +1

Refreshing cigarette holder and atomizer assembly for disposable electronic cigarette

The invention discloses a refreshing cigarette holder and atomizer assembly for a disposable electronic cigarette. The refreshing cigarette holder and atomizer assembly comprises a cigarette holder shell, wherein one end of the cigarette holder shell is provided with an air suction hole, and the other end of the cigarette holder shell is connected with an atomizer by a connection pair; the atomizer is connected with a puncture needle tube by a fluid guiding frame; a central air vent is formed in the atomizer; a baffle ring is arranged at the periphery of the side wall of one end, which is close to the atomizer, of the cigarette holder shell and is connected with the side wall of the cigarette holder shell by an easily-torn part; an easily-punctured sealing container is arranged in the cigarette holder shell; and an air passage is formed between the easily-punctured sealing container and the inner wall of the cigarette holder shell, and is communicated with the central air vent and an air suction hole. Before the refreshing cigarette holder and atomizer assembly is used by users, smoke fluid is in the sealing state to avoid volatilization, so the quality guarantee period of a cigarette holder can be prolonged effectively; and before the refreshing cigarette holder and atomizer assembly is used by the users, the smoke fluid does not contact parts such as a heating wire of the atomizer, chemical sponge and fibers for guiding fluid and the like, so pollution is avoided, the smoke fluid does not generate harmful substances after being heated, and human bodies can be prevented from being injured.
Owner:SHENZHEN BUDDY TECH DEV CO LTD

Lining-reinforced hollow fiber membrane tube as well as preparation device and preparation method thereof

The invention relates to a lining-reinforced hollow fiber membrane tube as well as a preparation device and preparation method thereof, belonging to the field of preparation of polymer hollow fiber microporous membranes. In the membrane tube, a film forming chimney is designed reasonably, a coating layer on a braided tube led from a coating machine is subjected to controllable steam diffusion-induced phase inversion firstly, and then enters a coagulating bath, so that an open-pore surface skin layer with high porosity is formed on a film separation layer, and the radial direction of the membrane layer is in an integral asymmetric and interpenetrating cell-shaped structure; a composite material is selected to prepare a transition layer, so that the transition layer has excellent adhesive force and hardness, excellent compatibility with a surface separation layer and tiny cubical contraction in a phase conversion process at the same time; optimized braided tube size and braiding densityare selected to ensure that the braided tube has lower flexibility; and a method capable of maintaining reasonable roundness and the like in the production process ensures that the lining polyvinylidene fluoride (PVDF) hollow ultrafiltration membrane tube has the advantages of integral asymmetric structure with high integrity, high-porosity surface separation layer, higher back pressure enduring capability and the like.
Owner:南京久盈膜科技有限公司

Thermal barrier coating part electromagnetic eddy current thermal imaging non-destructive detection system and detection method thereof

The invention relates to a thermal barrier coating part electromagnetic eddy current thermal imaging non-destructive detection system and a detection method thereof. The detection system comprises an electromagnetic heating device connected with a thermal barrier coating part requiring detection, an infrared thermal imager, and a computer connected with the infrared thermal imager. The detection method comprises that: a conductor coil of the electromagnetic heating device is wound on a thermal barrier coating part requiring detection, the conductor coil is connected with a power supply system, the infrared thermal imager is adopted to carry out infrared image acquisition on a coating surface temperature field of the thermal barrier coating part requiring detection, the acquired image is input into the computer, and computer processing is performed to finally obtain the detection result. According to the present invention, electromagnetic induction is adopted to heat a high temperature alloy substrate, and the ceramic coating surface temperature field is monitored to obtain defect distribution; heat generated by eddy current is uniformly distributed, the detection result has high accuracy, and errors due to different heat flow injection directions are avoided; the detection process does not cause damage on the thermal barrier coating part requiring detection; and detection speed is rapid, efficiency is high, operation is convenient, and cost is low.
Owner:XI AN JIAOTONG UNIV

Detection sorting device for steel balls

The invention relates to a detection sorting device for steel balls The detection sorting device comprises a rack, a feed mechanism, an unfolding mechanism, a stock stop, a detecting mechanism, a sorting mechanism and a material collecting mechanism, wherein the feed mechanism comprises a material storing box, a material discharging hopper and a material discharging pipe; the unfolding mechanism comprises a material transporting guide rail, the material transporting guide rail is a V-shaped linear guide rail, the material discharging hopper is connected with an initiating end of the material transporting guide rail through the material discharging pipe, and the detecting mechanism comprises a light source assembly and a camera assembly; the light source assembly is arranged on the material transporting guide rail in a sleeved mode, the sorting mechanism and the material collecting mechanism are arranged on the tail end of the material transporting guide rail, and the separate collection of defect steel balls and qualified steel balls are realized through the sorting mechanism and the material collecting mechanism. The detection sorting device provided by the invention has the advantages that the automatic feed, detection and sorting of the steel balls are realized, a detection process is that two-dimensional motion of a traditional unfolding disc is changed into single one-dimensional rolling of one-sided steel balls, the detection efficiency is high, a false drop ratio and an omission ratio are low, and the steel balls are not magnetized or the surfaces of the steel balls are not damaged in a detection process.
Owner:LUOYANG FANGZHI MEASUREMENT & CONTROL

Preparation method for magnetic nano biological microspheres for remedying soil polluted by organic chloride

The invention relates to a preparation method for magnetic nano biological microspheres for remedying soil polluted by organic chloride durably. The preparation method comprises the following steps of: (1) preparing nano Fe3O4 particles with the surfaces adsorbing amino by a coprecipitation method; (2) dissolving chitosan into an acetic acid solution to form a homogeneous transparent colloidal solution, and mixing and stirring the solution and the nano Fe3O4 particles to obtain the magnetic nano-particles; (3) adding the prepared magnetic nano-particles into a buffering solution of citric acid and performing ultrasonic dispersion to obtain magnetic fluid; and (4) adding the magnetic fluid into a bacterial solution, adding cross-linked fluid dropwise, performing adsorption-cross-linking, and performing solid liquid separation under the action of an external magnetic field to obtain the magnetic nano biological microspheres. The method is quick, simple, convenient and low in cost. The prepared magnetic nano biological microspheres have the characteristics of homogenous shape, large specific surface area, high microbial activity and the like and are applicable to degradation of organic chloride pollutant and in-situ remediation of polluted soil.
Owner:ANHUI AGRICULTURAL UNIVERSITY

Non-contact three-dimensional optical measuring head and method for in-situ measurement of numerical control machine

The invention discloses a non-contact three-dimensional optical measuring head and a non-contact three-dimensional optical measuring method for in-situ measurement of a numerical control machine, which are characterized in that: the non-contact three-dimensional optical measuring head consists of an image measuring system and a focus positioning system. The non-contact three-dimensional optical measuring method comprises the following steps of: firstly, making a focus judgment on the image measuring system by using an astigmatism method, determining a measuring plane, positioning the non-contact three-dimensional optical measuring head in a Z-axis direction at the same time and acquiring a Z-axis direction positioning value of a surface characteristic point of a workpiece; secondly, performing two-dimensional image measurement on basic geometric elements, of the workpiece, on the measuring plane by using a surface measuring method in image projection measurement to obtain two-dimensional plane coordinate values of the surface characteristic point of the workpiece; and finally, combining the two-dimensional plane coordinate values with the Z-axis direction positioning value to obtain the three-dimensional coordinate values of the surface characteristic point of the workpiece. The non-contact three-dimensional optical measuring head and the non-contact three-dimensional optical measuring method can effectively perform high-precision in-situ measurement of the geometric size of the workpiece processed by the numerical control machine, shorten the manufacturing period of products effectively and guarantee product quality.
Owner:HEFEI UNIV OF TECH

Steel ball surface defect detection automatic sorting device

Disclosed is a steel ball surface defect detection automatic sorting device. A light source is arranged on a work bench, a left camera mounted on a left support and a right camera mounted on a right support are symmetrically arranged on the left side and the right side of a light source bowl cover, camera lenses of the left camera and the right camera are arranged symmetrically and corresponding to a left observation hole and a right observation hole formed on the light source bowl cover, a vibration feed table and a material transferring channel connected to a discharge hole of the vibration feeding table are arranged behind the light source, the material transferring channel penetrates through the power source bowel cover and the front of the light source, a sorting mechanism and a collecting box placed below the sorting mechanism are arranged in front of the light source, a discharge terminal of the material transferring channel is inserted into a feeding hole end of the sorting mechanism, the left camera and the right camera are respectively connected with a peripheral component interconnection (PCI) card, PCI cards are respectively connected with a computer and a pneumatic unit, and an output end of the pneumatic unit is connected with the sorting mechanism. According to the steel ball surface defect detection automatic sorting device, the detecting process can achieve automation completely, no easily-worn part exists, the service life is long, and defect detection is accurate and efficient.
Owner:TIANJIN UNIV

Operation method of electric peeling device for protective cores of waste cables

Provided is an operation method of an electric peeling device for the protective cores of waste cable. Clamping mechanisms are arranged at the two ends on an operation table. A heater, a cutting mechanism and a stripping mechanism are sequentially arranged along the running direction of cables between the two clamping mechanisms. An insulating layer collection hole is arranged between the cutting mechanism and the stripping mechanism. The operation method comprises the following steps: adjusting the height of the telescopic rods on the clamping mechanisms; adjusting the distance between the blade of a cutter on the cutting mechanism and the inner core of a cable and the distance between the blade of a separator on the stripping mechanism and the inner core of the cable; adjusting the centers of the mechanisms to the same axis line; and heating, cutting and stripping the insulating layer of a to-be-processed cable in sequence. The device has a simple structure. The operation method is simple. The use effect is good. Operation by workers is facilitated. The labor intensity of workers is reduced greatly. The stripping effect is good, and the production efficiency is high. The method is suitable for stripping the rubber sheaths of all kinds of cables. High cable core recovery efficiency is achieved.
Owner:HUATONG CABLE INC

Online matt Raman amplifier with automatic shutdown and starting and control method thereof

The invention relates to an online matt Raman amplifier with automatic shutdown and starting and a control method thereof. An output end of a pump laser unit group is connected with a pump end of a combiner, a public end of the combiner is connected with a transmission optical fiber, a signal end of the combiner is connected with an input end of a spectro-coupler, the big end of the spectro-coupler is a signal output end, the small end of the spectro-coupler is connected with the public end of a signal band-pass filter, a reflection end of the signal band-pass filter is connected with a detector of noise outside bandwidth, a transmission end is connected with a detector of signal plus the noise within the bandwidth, the signal output ends of the detector of the noise outside the bandwidth and the detector of the signal plus the noise within the bandwidth are respectively connected with a signal input end of a control unit, and the signal output end of the control unit is connected with the pump laser unit group. The method is to realize the signal power detection and the ASE compensation according to the method of detecting the ASE power of the Raman amplifier outside the working bandwidth and the total power of the ASE within the working bandwidth and the signal. The method can accurately detect the actual power of the signal and automatically shut down and start the amplifier according to the level of the signal power.
Owner:GUANGXUN SCI & TECH WUHAN

Five-axis two-dimensional ultrasonic polishing machine tool for optical curved face machining and using method thereof

The invention discloses a five-axis two-dimensional ultrasonic polishing machine tool for optical curved face machining. The machine tool is composed of a rack, a three-dimensional moving device, a rotary ultrasonic vibration polishing device, a rotary workbench, a polishing liquid ultrasonic atomizing and applying device and an on-line workpiece detection device. When the machine tool is used, the amplitude of the ultrasonic vibration polishing device is obtained according to the calculation formula (please see the formula in the description); five-axis linkage is achieved through a program control system, and the axis of a polishing head is made to always coincide with the normal line of a workpiece polishing point; a 45-degree included angle is kept between the jetting direction of polishing liquid and the normal line of the polishing point. The polishing machine tool has the advantages that ultrasonic energy transmission is concentrated, the contact stress between the surface of the polishing head and the surface of a workpiece is uniform, the polishing precision is high, the removal rate in the polishing process is high, the utilization rate of the polishing liquid is high, and the polishing precision of the workpiece can be detected on line.
Owner:NORTHEASTERN UNIV

Antibacterial, moisture-absorbent and warming knitted fabric and manufacturing method thereof

The invention discloses antibacterial, moisture-absorbent and warming knitted fabric and a manufacturing method thereof. The antibacterial, moisture-absorbent and warming knitted fabric has a double-layer structure, wherein an outer layer of the fabric has a mesh structure woven from blended yarns which are blended from cellulosic fibers and nanosilver antibacterial agent-containing profiled polyester fibers; an inner layer of the fabric has a plain structure woven from the nanosilver antibacterial agent-containing profiled polyester fibers; and the inner layer and the outer layer are connected through polyester filaments with grooved sections. The manufacturing method comprises the following steps: for the outer layer of the fabric, manufacturing the mesh structure woven from the blended yarns which are blended from the cellulosic fibers and the nanosilver antibacterial agent-containing profiled polyester fibers; for the inner layer of the fabric, manufacturing the plain structure woven from the nanosilver antibacterial agent-containing profiled polyester fibers; and connecting the inner layer and the outer layer through the polyester filaments with the grooved sections. The antibacterial, moisture-absorbent and warming knitted fabric can meet requirements on moisture absorption for quick drying as well as wearing comfort, can meet an increasingly strong requirement on antibacterial sanitation and has a good warming effect.
Owner:SHANGHAI JIALE
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