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33results about How to "Fast process" patented technology

Cast-in-place pile drilling device for tunnel construction and tunnel construction method

The invention relates to the technical field of tunnel construction, in particular to a cast-in-place pile drilling device for tunnel construction and a tunnel construction method.The cast-in-place pile drilling device for tunnel construction comprises a supporting module, a drilling module and a vehicle body, the supporting module is used for supporting and limiting, the drilling module is used for drilling in cast-in-place pile construction and arranged on the supporting module, and the drilling module comprises a sleeve; a first connecting rod is arranged in the sleeve. According to the drilling device, the first connecting rod is arranged in the sleeve, the first connecting rod, the second connecting rod and the third connecting rod can move downwards in sequence, drilling is conducted in sequence through the first drill bit, the second drill bit and the third drill bit, in this way, step-by-step drilling can be conducted according to needs, the drill bits do not need to be replaced during drilling, and rapid drilling of the cast-in-place pile is facilitated; and meanwhile, the first connecting rod, the second connecting rod and the third connecting rod can be retracted into the sleeve, so that the overall length of the drilling module can be reduced, transfer and transportation of the drilling device are facilitated, and meanwhile the height requirement for construction can be lowered.
Owner:CSCEC INT URBAN CONSTR CO LTD

Mountain park photovoltaic equipment arrangement optimization method

The invention belongs to the technical field of layout optimization, and discloses a mountain park photovoltaic equipment layout optimization method, based on the characteristic that the main function of a mountain park is viewing, the influence of light reflection of photovoltaic equipment on viewing is fully considered when the photovoltaic equipment is deployed, and the layout optimization of the mountain park photovoltaic equipment is realized. A test result is obtained by adopting an on-site simulation test mode of performing on-site deployment on an identification band of a simulation photovoltaic panel, shooting pictures at a fixed height to perform identification so as to simulate viewing sight and the like, namely a visual influence evaluation model based on importance weights of viewing decks and an area proportion of the identification band is established, and an evaluation value of each viewing deck is calculated, so that a visual influence evaluation result is obtained. The influence degree of the photovoltaic equipment on the sight line of the viewing platform is quantified, the deployment of the photovoltaic equipment can be optimized according to the test result, and the integrity of the viewing characteristics of the mountain park can be effectively ensured while the deployment requirement of the photovoltaic equipment is met.
Owner:SHANDONG VOCATIONAL COLLEGE OF SCI & TECH +1

Medicine foil and rapid machining process thereof based on continuous casting and rolling

The invention relates to a continuous casting and rolling rapid processing technology of a medicine foil. The process comprises the steps of raw material preparation, smelting and refining, continuous casting, cooling treatment, heating and rough rolling, finish rolling, annealing treatment, surface treatment, slitting and the like. By controlling the smelting temperature, the casting speed, the rolling speed, the roller surface roughness, the annealing parameters and other process conditions, efficient production of the aluminum foil is achieved, and the surface smoothness, the thickness precision, the tensile strength and the ductility of the medicine foil are guaranteed. The thickness of the finished medicine foil is 0.02-0.04 mm, the tensile strength is 80-120 MPa, the ductility is not lower than 1.5%, and the surface roughness Ra value is controlled to be 0.1-0.3 micron. The process can produce high-quality medicine foil meeting the medicine packaging requirement, has the advantages of being efficient, stable, energy-saving and environment-friendly, and is suitable for large-scale industrial production.
Owner:JIANGSU DINGSHENG NEW MATERIAL JOINT STOCK CO LTD

Dyeing equipment for garment production

The utility model provides garment production dyeing equipment, and relates to the field of garment production tools. The garment production dyeing equipment comprises a dyeing box, a feeding and discharging mechanism is arranged on one side of the dyeing box, a draining mechanism is arranged at the top of the dyeing box, the feeding and discharging mechanism comprises a frame used for containing a material frame, a first electric push rod and a moving assembly, and the draining mechanism comprises a supporting frame fixedly installed on the outer side of the dyeing box; a second electric push rod is fixedly installed on the top of the supporting frame. According to the garment production dyeing equipment, all parts in the feeding and discharging mechanism and the draining mechanism are arranged in a matched mode, a frame, a first electric push rod and a moving assembly in the feeding and discharging mechanism can conduct automatic feeding and discharging operation on a material frame containing cloth, and after printing and dyeing are completed, a plate can be controlled to downwards press materials in the material frame; a dyeing agent in the printed and dyed material is extruded, so that the draining operation can be quickly carried out, the subsequent operation can be conveniently carried out, and the working efficiency of the dyeing equipment can be favorably improved.
Owner:HUNAN XUEMEI SHIYUN CLOTHING CO LTD

A clamping claw mechanism for a fire hose butt joint

ActiveCN111409029BClamp firmlyfast processWork holders
The present invention provides a clamping claw mechanism for a fire hose docking joint, comprising a base, an actuator, a clamping device, a sliding device, a positioning and resetting device, and a driving device; the actuator is connected to the base; the sliding device is connected to the actuator; the clamping device is connected to the sliding device; the positioning and resetting device is arranged on the base and connected to the actuator; the driving device is arranged on the base and connected to the positioning and resetting device. The present invention firmly and reliably clamps the fire hose and can ensure the smooth docking of the fire robot.
Owner:BEIJING XINSONG RONGTONG ROBOT TECH CO LTD

Sealed deashing melt-blown non-woven fabric electrostatic electret equipment

The utility model relates to the technical field of melt-blown non-woven fabric production, in particular to a melt-blown non-woven fabric electrostatic electret device capable of cleaning dust in a sealed mode, which comprises a sealed processing box, a dust collection assembly and electrostatic elastic needles, and movable rollers are arranged in the middle of the inner side of the sealed processing box in a staggered mode. A melt-blown non-woven fabric body is attached to the outer walls of the multiple sets of movable rollers, a driving roller is arranged at one end of the interior of the sealing treatment box, a transmission motor is connected to the outer wall of the driving roller through a shaft, the dust collection assembly comprises a slotting arc plate, a rotating plate, a rotating rod and a dust collection filter screen, and the dust collection filter screen is embedded into the inner side of the slotting arc plate. A rotating plate is arranged at the joint of the slotting arc plate and the interior of the sealing treatment box; the electrostatic electret treatment device solves the problems that dust generated in the working procedure cannot be treated when electrostatic electret treatment is carried out on non-woven fabrics in the prior art, and the production quality of the non-woven fabrics is affected due to poor electrostatic electret effect caused by insufficient expansion coefficient of the non-woven fabrics.
Owner:YIMAO ENVIRONMENTAL TECHNOLOGY CO LTD

Soybean field precision spraying robot based on computer vision

The invention relates to the technical field of spraying and weeding, in particular to a soybean field precise spraying robot based on computer vision, which comprises a vehicle body, a cross sliding table, a vehicle-mounted computer and a main control mechanism, the vehicle body can play a role in bearing, a support frame is arranged on one side of the top surface of the vehicle body, and a mounting plate is fixedly connected to the side surface of the support frame; two driving wheels are arranged at the bottom of the vehicle body corresponding to the supporting frame, and a camera is arranged on the side, away from the driving wheels, of the vehicle body. The camera is arranged on one side of the vehicle body, field images can be collected through the camera, green plant information is extracted through the first detection model, the second detection model is used for recognizing and detecting crops, weed position information is obtained by comparing the green plant information with soybean crop information, and the position of the spray head is adjusted through the cross-shaped sliding table. The sprayer can accurately spray weeds, so that the herbicide can be saved, and the influence on the environment can be reduced.
Owner:SICHUAN AGRI UNIV

Device for curing tunnel lining concrete

The utility model relates to the technical field of tunnel construction, in particular to a device for curing tunnel lining concrete. The device comprises a door frame structure which is provided with a top frame and side frames, and the two side frames are arranged below the top frame in a spaced mode so as to form a channel facilitating passage; the working platform is arranged on the side, deviating from the channel, of the portal structure; the spraying mechanism is used for spraying water mist to tunnel lining concrete; wherein a guide mechanism is arranged at the top of the portal structure, and a spray head of the spraying mechanism is mounted on the guide mechanism; the guide mechanism extends in the passing direction of the channel and extends out of the door frame structure in a suspended mode, and the spray head can be driven to move to the outer side of the door frame structure. According to the maintenance device, the guide mechanism is arranged to enable the spray head to move relative to the portal structure, so that the operation coverage of the maintenance device is enlarged, the moving frequency of the maintenance device is reduced, and rapid and safe maintenance operation is ensured.
Owner:CHINA RAILWAY 19TH BUREAU GRP EAST CHINA ENG CO LTD

Basket mechanism with transparent film

The invention relates to a calculus removal basket mechanism with a transparent film, and solves the technical problems of frequent instrument blockage and low calculus removal efficiency in a flexible ureteroscope and negative pressure sheath lithotripsy. The mechanism comprises a framework composed of a plurality of metal wires, a high-transparency film wrapping the periphery of the framework, an outer sleeve, a central guide pipe and a push-pull control device. The framework is automatically opened to form an umbrella-shaped or cup-shaped structure when being pushed out of the outer sleeve, and can be contained in a gap between the outer sleeve and the central guide pipe when being folded. In an operation, small stones are sucked out through the meshes under negative pressure, and large stones are taken out along with a lens after being intercepted by the film, so that synchronous operation of stone crushing and stone removing is realized. The high transparency of the film ensures that the surgical field is clear, the intrarenal pressure is stabilized in a safe range, and the risk of postoperative complications is remarkably reduced. The calculus removing device is simple in structure, convenient to operate, suitable for calculus of different parts such as renal pelvis and renal calyx, and high in efficiency and safety.
Owner:ANHUI HAPPINESS WORKSHOP MEDICAL INSTRUMENTS CO LTD

Automatic inspection self-healing system

The invention discloses an automatic inspection self-healing system, which belongs to the technical field of intelligent operation and maintenance, and comprises a plurality of agent modules which are respectively installed on different target servers, collect full monitoring data of the target servers in real time, and execute a received optimal self-healing script; the console is used for configuring inspection task parameters and establishing an association relationship between each inspection index and the self-healing script of the inspection index; the scheduler is used for periodically triggering the inspection task according to the inspection task parameters, marking each abnormal inspection index and a monitoring object thereof, and sending a marking result to the decision maker; and the decision maker is used for determining an optimal self-healing script corresponding to each abnormal inspection index according to a preset optimal selection algorithm, and distributing each optimal self-healing script to the corresponding agent module for execution. According to the method, the problems of the server can be quickly inspected on a large scale, and the fault can be automatically recovered when the system fault is found, so that the health and stability of the client server are guaranteed.
Owner:HANGZHOU YUNZHE TECH CO LTD

Synthesis method of bio-based poly (butylene succinate)

PendingCN119638967AImprove hydrolysis resistanceHigh mass and heat transfer efficiencyPolymer scienceButanedioic acid
The invention relates to a synthetic method of bio-based poly (butylene succinate), which comprises the following steps: taking bio-based succinic acid and 1, 4-butanediol as polymeric monomers, and synthesizing the bio-based poly (butylene succinate) through esterification, pre-polycondensation and final polycondensation, during esterification, a compound catalyst is added; during final polycondensation, a stabilizer and a lubricant are added; the compound catalyst comprises a mixture of titanium organic ester, an antimony compound, silicon organic ester, hydroxycarboxylic acid and 1, 4-butanediol. According to the synthesis method provided by the invention, the hue of the product is greatly improved, meanwhile, the product with a relatively low melt index can be obtained, and the application range is relatively wide.
Owner:SHENGHONG (SHANGHAI) NEW MATERIAL TECH CO LTD +1

Tire, traveling wheel and mowing robot

The utility model discloses a tire, a traveling wheel and a mowing robot, relates to the technical field of mowing robots, and aims to solve the problems of weak road holding force and unstable operation of the traveling wheel of the mowing robot in the related technology. The tire comprises a tire body and at least two bulge groups, wherein the tire body is provided with a tread; the plurality of bulge groups are arranged on the tread along the axis direction of the tire body, and each bulge group comprises a plurality of bulges arranged along the circumferential direction of the tire body; the tread comprises a first ring surface, a transition ring surface and a second ring surface which are sequentially connected in the axis direction of the tire body, and the side, close to the transition ring surface, of the first ring surface is higher than the other side, away from the transition ring surface, of the first ring surface; the side, close to the transition ring face, of the second ring face is higher than the other side, away from the transition ring face, of the second ring face.
Owner:SUZHOU SHIRUIZHUO TECHNOLOGY CO LTD

Low-humidity cured dealcoholized silicone sealant and preparation method thereof

The invention provides a low-moisture curing dealcoholization type silicone sealant and a preparation method thereof. The low-moisture curing dealcoholization type silicone sealant is prepared from the following components in parts by mass: 100 parts of alpha, omega-dihydroxy polydimethylsiloxane, 70-140 parts of nano calcium carbonate, 3-10 parts of dimethyl silicone oil, 1-4 parts of modified silicone oil, 3-10 parts of a composite cross-linking agent, 0.5-2 parts of a coupling agent A, 0.5-1.5 parts of a coupling agent B and 2-6 parts of a titanate catalyst, the coupling agent A is one or a mixture of more of gamma-glycidyl ether oxypropyl trimethoxy silane, gamma-glycidyl ether oxypropyl triethoxy silane, gamma-aminopropyl trimethoxy silane and gamma-aminopropyl methyl diethoxy silane, and the coupling agent B is one or a mixture of more of gamma-glycidyl ether oxypropyl trimethoxy silane, gamma-glycidyl ether oxypropyl triethoxy silane, gamma-aminopropyl trimethoxy silane and gamma-aminopropyl methyl diethoxy silane; the coupling agent B is one or a mixture of two of an epoxy silane oligomer and an amino silane oligomer, the structure of the coupling agent B is as shown in formulas I, II and III, and the mass ratio of the # imgabs0 # coupling agent A to the coupling agent B is (0.9-1.3): 1. The silicone sealant prepared by the method can be quickly cured, the curing time is shortened, and the construction efficiency in winter is improved.
Owner:GUANGDONG BAIYUN TECH CO LTD +1

Business processing method and device, electronic equipment and storage medium

The invention discloses a business processing method and device, electronic equipment and a storage medium. The method comprises the following steps: determining a target business and a target business handling material corresponding to the target business; the target service comprises at least one target sub-service; according to a preset business unit mapping table and the target business, determining at least one target business processing unit and a sub-business handling material type corresponding to each target business processing unit; according to the sub-business handling material type corresponding to each target business processing unit, screening out a target sub-business handling material corresponding to each target business processing unit from the target business handling materials; and sending the target sub-business handling material corresponding to each target business processing unit to each target business processing unit for business processing to obtain a target business processing result. By adopting the technical scheme of the invention, the quick handling of the target business is realized, the business handling efficiency is improved, and the time waste of a business handler is reduced.
Owner:BEIJING SOFTONG INTELLIGENT TECH CO LTD

Mounting seat and controller assembly

The utility model provides a mounting seat and a controller assembly. The controller assembly comprises a mounting seat and a controller. The mounting base comprises a base body, an adjusting structure and a clamping arm. Wherein the seat body is provided with an accommodating cavity for accommodating the controller, and a positioning hole is formed in the side wall corresponding to the accommodating cavity. The clamping arm is movably arranged on the adjusting structure. The clamping arm is in transmission connection with the adjusting structure, so that the clamping arm is driven by the adjusting structure to get close to or away from the seat body. The clamping arm is driven by the adjusting structure to move towards the direction close to the base body, so that the clamping arm can penetrate through the positioning hole to abut against the side wall of the controller, and therefore the controller is fixed in the containing cavity of the base body. Through the structural arrangement of the mounting seat, the controller and the mounting seat can be quickly disassembled and assembled, and the working efficiency of operators is effectively improved.
Owner:CIMC BLUEWATER TECH DEV (GUANGDONG) CO LTD +2

Adjustable occlusion device and occlusion system

ActiveCN116407173Bprevent leakagefast process
The application discloses an adjustable plugging device and a plugging system, the plugging device comprises a first plugging disc, a second plugging disc and an adjusting assembly for adjusting the distance between the first plugging disc and the second plugging disc, the adjusting assembly comprises a first locking member connected with the first plugging disc and a second locking member connected with the second plugging disc, and the adjusting assembly has a locked state and an unlocked state, in the locked state, the first locking member and the second locking member are fixedly connected, and in the unlocked state, the first locking member and the second locking member are movably connected. The adjustable plugging device and the plugging system can quickly and conveniently plug a heart apex puncture port.
Owner:HANGZHOU VALGEN MEDTECH CO LTD

Plastic waste recovery device

The invention relates to the technical field of plastic product recycling, and provides a plastic waste recycling device which comprises a metal shell and a steel bottom plate, a control instrument is installed on the metal shell, a stock bin is fixedly arranged in the metal shell, an alloy material taking door is rotatably installed on the stock bin, and the alloy material taking door is fixedly connected with the metal shell. Two symmetrically-arranged fixing plates are fixedly arranged on the steel bottom plate, through the arrangement of the equidistant cutting mechanism and other structures, plastic waste is sequentially placed on the first conveying belt, the motor drives the cutting tool to do up-down reciprocating motion, equidistant cutting of the waste is achieved in cooperation with the lower cutting tool moving in the reverse direction, meanwhile, the telescopic conveying belt adjusts the length, and the cutting efficiency is improved. According to the technical scheme, stable conveying of waste materials in the cutting process is guaranteed, the waste materials are prevented from falling off, the cutting precision is improved, rapid and smooth proceeding of the waste materials in subsequent smashing treatment is further enhanced, automation of plastic waste material recycling is achieved, and through the technical scheme, the problems that in the prior art, waste material recycling lacks pretreatment, and the recycling efficiency is low are solved.
Owner:WUHAN UNIV OF SCI & TECH

Power supply suspension device and aircraft

ActiveCN224502159UImprove replacement efficiencyReduce replacement efficiencyElectrical batteryFlight vehicle
The application discloses a power supply hanging device and an aircraft, and relates to the technical field of power supply connection. The power supply hanging device comprises a battery compartment, at least one first electric connector arranged on the battery compartment, a hook assembly for being fixedly connected with an external power consumption device, the hook assembly comprising at least one hooking column and a corresponding second electric connector, a groove assembly fixedly connected with the battery compartment, the groove assembly comprising a groove sleeve matched with the hooking column, and a locking assembly for locking the relative position of the groove assembly and the hook assembly. The device adopts a vertical hanging installation mode, an operator can simultaneously complete the two steps of mechanical fixing and electrical connection by aligning the groove sleeve of the battery compartment with the hooking column on the power consumption device and sliding downward, so that the operation process of replacing the battery is greatly simplified. The device is particularly suitable for devices such as unmanned aerial vehicles and robots which need to frequently replace batteries, and the operation efficiency and reliability are improved.

A method for preparing SEM-DIC nanospeck patterns based on femtosecond laser surface reconstruction

This invention belongs to the field of photomechanics, specifically disclosing a method for preparing SEM-DIC nanospeckles based on femtosecond laser surface reconstruction. The preparation steps of SEM-DIC nanospeckles are as follows: First, determine the femtosecond laser surface reconstruction parameters (pulse width ≤ 1 ps, pulse frequency 1–1000 kHz, pulse spacing 1–10 μm, wavelength 250–1064 nm, scanning irradiation output power 1–500 mW, circular polarization, spot diameter 5–50 μm, and scanning speed 0.1–10 mm / s); then, use a triaxial femtosecond laser processing system to scan and irradiate the sample to obtain nanospeckles. The preparation method disclosed in this invention is simple, rapid, and does not damage the sample. The nanospeckles are small, uniform, and have high contrast, without any detachment issues, and can be prepared on microscale samples and curved surfaces.
Owner:NANJING UNIV OF SCI & TECH

Medical image reconstruction method and PET imaging system

The invention relates to a medical image reconstruction method and a PET imaging system. The method comprises the following steps: acquiring empty scanning data and first scanning data of a detection object through a medical scanning device, determining an attenuation coefficient according to the first scanning data and the empty scanning data, performing attenuation correction according to the attenuation coefficient and the first scanning data to obtain correction data, and determining the first scanning data of the detection object according to the correction data and a preset machine learning model. And determining a reconstructed image corresponding to the correction data. By adopting the method, the accuracy of the obtained reconstructed image can be improved.
Owner:SHANGHAI UNITED IMAGING HEALTHCARE

A g-C3N4 layer-coated silicon negative electrode material, preparation method and application thereof

ActiveCN116177502BOvercome lack of conductivityImprove lack of electrical conductivityCell electrodesSecondary cellsElectrical batteryLithium-ion battery
The present invention provides a preparation method and application of a g‑C3N4 layer-coated silicon negative electrode material. The present invention uses silicon nanoparticles, silicon nanowires or porous silicon as raw materials, puts the silicon raw materials into urea solutions of different concentrations for ultrasonic oscillation, evaporates them in a water bath and then freeze-dries them; the silicon sample is placed in a tubular furnace, annealed at a certain heating rate under an inert atmosphere, and cooled to room temperature to obtain a g‑C3N4 layer-coated silicon composite negative electrode material. The g‑C3N4 coating layer can solve the problems of insufficient silicon conductivity and unstable solid electrolyte membranes. In addition, g‑C3N4 can be embedded in Li + After that, Li3N with high conductivity and high lithium ion transport is formed. Therefore, the g-C3N4 layer-coated silicon negative electrode material exhibits excellent electrochemical properties and has broad application prospects in lithium-ion batteries.
Owner:WUHAN UNIV OF SCI & TECH

A method for preparing tunable carbon shell morphology composite three-dimensional textured macroporous carbon

This invention provides a method for preparing a three-dimensional textured macroporous carbon composite with adjustable carbon shell morphology, comprising the following steps: S1, dispersing a phenolic prepolymer in a solvent to prepare a phenolic prepolymer slurry; S2, adding graphene oxide to the prepared phenolic prepolymer slurry, mixing well, and preparing a carbon precursor spraying liquid; S3, spraying the prepared carbon precursor spraying liquid onto a planar fiber carrier to obtain a carbon precursor carrier composite; S4, heat-treating the carbon precursor carrier composite to obtain three-dimensional hollow porous carbon. This invention uses planar fiber materials as the reaction site, eliminating the need for other templates, and uses graphene oxide as the key component of the carbon precursor. Combining the advantages of continuous operation technology such as ultrasonic dispersion and atomized spraying, the carbon precursor is composited on the surface and interior of the carrier. After heat treatment, three-dimensional hollow porous carbon is prepared. The morphology of the carbon shell composited on the three-dimensional textured macroporous carbon framework can be controlled simply by adjusting the content of the key components in the carbon precursor.
Owner:YANGZHOU POLYTECHNIC INST

High-temperature and high-humidity reverse bias test recovery device for semiconductor device

The utility model discloses a high temperature and high humidity reverse bias test recovery device for a semiconductor device, which comprises a base, an experiment box fixedly arranged at the upper end of the base, a sealing assembly arranged at the front end of the experiment box and used for improving the sealing performance of the experiment box, and a temperature control assembly arranged at the front end of the experiment box, the heat dissipation assembly comprises a through groove formed in the left side of the experiment box, a groove is formed in the left side of the experiment box, a rotating plate is rotatably connected into the groove, a sliding groove is formed in the right side of the experiment box, a baffle is slidably connected into the sliding groove, and a limiting groove is formed in the right side of the sliding groove; the right side of the baffle is rotationally connected with a fixing block. The high-temperature and high-humidity reverse bias test recovery device for the semiconductor device disclosed by the utility model has the effects of improving the heat dissipation rate of the experiment box, facilitating the rapid proceeding of the next experiment, sucking out the moisture in the experiment box, and preventing the moisture from being condensed into water to damage the semiconductor device.
Owner:GUANGDONG PSL TECH CO LTD

Verification method and device for transmitted waveform parameters in acoustic experiment, medium and program product

The invention discloses a verification method and device for transmitted waveform parameters in an acoustic experiment, a medium and a program product, and relates to the technical field of computers, and the method comprises the steps: obtaining transmitted waveform parameters imported by a user; analyzing the transmitted waveform parameters to obtain voltage data and format data of the transmitted waveform parameters; judging whether the voltage data meets a first preset condition or not; judging whether the format data meets a second preset condition or not; if the voltage data meets a first preset condition and the format data meets a second preset condition, displaying the transmitted waveform according to the transmitted waveform parameter; and if the voltage data does not meet the first preset condition or the format data does not meet the second preset condition, correcting the transmitted waveform parameter to obtain a corrected transmitted waveform parameter, and displaying the transmitted waveform according to the corrected transmitted waveform parameter. The method can improve the experiment efficiency of the acoustic experiment.
Owner:北京清湃科技有限公司

Catheter connecting structure of atomizer

The utility model relates to the technical field of atomizers, in particular to a catheter connecting structure of an atomizer, which comprises an atomizer body, a rectangular slotted hole is arranged on one side of the atomizer body, a fixing rod is arranged in the rectangular slotted hole, and a first magnetic block is fixedly connected to the side surface of the fixing rod. The inner side wall of the rectangular groove hole is fixedly connected with a second magnetic attraction block. Through the arrangement of the extension rod, a catheter can be wound when the device does not need to be used, the practicability of the device is improved, a user can conveniently arrange the catheter, the catheter storage effect of the device is improved, the operation process is very convenient and rapid, and the practicability is high. A user only needs to pull the extension rod until the extension rod and the fixed rod are in a horizontal state, at the moment, the extension rod can be clamped on the inner side wall of the fixed rod, winding can be started, and the situation that dust is attached to the surface of the guide pipe due to the fact that the guide pipe is long after the device is used and falls onto a table top is prevented.
Owner:SHENZHEN GAOPIN WUMEI TECH CO LTD

Sewage treatment equipment for production of dimethyl tetrahydrophthalate and use process of sewage treatment equipment

The invention provides sewage treatment equipment for dimethyl tetrahydrophthalate production and a use process of the sewage treatment equipment, and relates to the technical field of chemical wastewater treatment, the treatment equipment comprises a sewage inlet pipe, a sewage outlet pipe and a filter material conveying pipe, the sewage outlet pipe and the filter material conveying pipe are fixed together to form a herringbone pipeline, and the herringbone pipeline is provided with a water inlet pipe and a water outlet pipe; a treatment section pipeline is fixedly communicated between the top of the herringbone pipeline and the sewage inlet pipe, a filtering and cleaning assembly is arranged on the left side of the treatment section pipeline, and a collecting assembly is arranged on the right side of the treatment section pipeline. Sewage is rapidly filtered and separated in the flowing process, so that the treatment time is shortened, the overall sewage treatment efficiency is improved, the production process can be more rapidly carried out, the retention and accumulation of the sewage are avoided, and the risk of chemical reaction or peculiar smell generation possibly caused by retention is reduced.
Owner:HENAN HUICHENG NEW MATERIAL CO LTD +1

Apparatus and method for trapezoidal deoxidation of coga device solder posts

This invention discloses an apparatus and method for trapezoidal deoxidation of CCGA device solder pillars. The apparatus comprises a stainless steel mesh, a base, gaskets, pads, a cover plate, fastening screws, and an anti-static stainless steel brush. The method involves fixing the stainless steel mesh to the base with countersunk screws, then sequentially placing the gaskets, CCGA devices, and pads, securing the pads with fasteners, and finally fixing the cover plate. The length of the solder pillar extending beyond the stainless steel mesh is controlled by adjusting the gasket thickness. Deoxidation is performed in two steps: first, the solder pillar extends 0.2 mm beyond the stainless steel mesh by adjusting the gasket thickness, and then is sanded smooth with 400-grit sandpaper; second, the solder pillar extends 0.5 mm beyond the stainless steel mesh by adjusting the gasket thickness again, and then the sides of the solder pillar are deoxidized using an anti-static stainless steel brush. This invention's apparatus and method can remove oxides from the welding surface of CCGA device solder pillars, improving the welding pass rate and solder joint quality of CCGA devices.
Owner:XIAN AVIATION COMPUTING TECH RES INST OF AVIATION IND CORP OF CHINA

A DTNF membrane module

ActiveCN224613583USimplify installation workImprove efficiency
This utility model discloses a DTNF membrane module, relating to the field of filtration membrane module technology. It includes a base, with a convenient disassembly and assembly mechanism on the top of the base, and a coarse filter protection mechanism on the mechanism. The convenient disassembly and assembly mechanism includes a first side plate and a second side plate. The second side plate is fixedly installed on the top of the base, and a support column is fixedly installed on the left side of the second side plate. Through the overall design of the convenient disassembly and assembly mechanism, this utility model allows for easy disassembly and maintenance of the filter cartridge. Pushing the sleeve to the right from the handle causes the filter cartridge to move out of the sleeve, and then pulling the fitting tube out of the protruding tube, thus disassembling the filter cartridge. Conversely, pushing the sleeve to the right first, inserting the fitting tube into the protruding tube, and then releasing the sleeve allows the elastic element to push the sleeve into the right end of the filter cartridge, completing the installation. The disassembly and assembly process is simple and efficient.
Owner:HANGZHOU BIJIE ENVIRONMENTAL PROTECTION EQUIP CO LTD

Cosmetic bottle body conveying mechanism

The utility model relates to the field of cosmetics, in particular to a cosmetic bottle body conveying mechanism which comprises a base and further comprises a controller, a disinfection device, a transfer device and a discharging device, the disinfection device comprises a material frame, a plugging assembly, a driving assembly and four telescopic hoses, and the transfer device comprises a sliding assembly, a rotating assembly and four electric clamping jaws. The rotating assembly is fixedly arranged on the base, the four electric clamping jaws are all fixedly arranged on the rotating assembly, the discharging device comprises a conveyor and a limiting assembly, the conveyor is arranged at the top of the base, the limiting assembly is arranged at the top of the conveyor, and the plugging assembly, the driving assembly, the sliding assembly and the rotating assembly are all electrically connected with the controller. Alcohol is adopted for disinfection, secondary utilization of the bottle body is facilitated, the disinfection cost is reduced, meanwhile, the process is short, the efficiency is high, disinfection personnel need to make contact with high-temperature equipment, and the disinfection safety performance is improved.
Owner:GUANGZHOU XUEJILAN BIOTECHNOLOGY CO LTD