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52results about How to "Achieve multi-purpose effect" patented technology

Plating solution wastewater treatment method for nickel plating of plated part

The invention relates to a plating solution wastewater treatment method for nickel plating of plated parts, which comprises the steps that a production line pickling solution or pickling waste liquid serves as a catalyst to be added into chemical plating solution wastewater, and the pH of the wastewater is adjusted to 3-7; stirring for 5-20 minutes and performing standing; adding sodium hypochlorite, adjusting the pH value to 6-8, reacting and performing standing for 6-12 hours to obtain a solution A, adding lime milk, adjusting the pH value to be not less than 11, reacting and performing standing for not less than 2 hours, generating nickel hydroxide, calcium phosphate and calcium phosphite precipitates in the process to obtain a supernatant C, adding a calcium chloride / PAC mixed solution, reacting and performing standing for not less than 2 hours to obtain a supernatant D, adding a PAM coagulant for adsorption treatment, wherein the standing time is not less than 2h, and after mud-water separation, discharging the supernatant into a wastewater station so that the treatment is completed. The method has the advantages that the complex breaking oxidation and precipitation efficiency is improved, the precipitant is accurately controlled, the use amount of reagents is small, the generated solid waste amount is small, the occupied area is small, operation is simple, integrated control can be achieved, the pH value does not need to be repeatedly adjusted, and the operation cost is low.
Owner:宁波中科纬诚新材料科技有限公司

Traction, fixing and self-locking device capable of realizing multi-level protection and application thereof

The invention discloses a traction, fixing and self-locking device capable of realizing multi-level protection and application thereof, and relates to a traction device. The front end of a tractor ishinged and movably connected with a fixing bottom plate through a hinge connecting piece; a plurality of iron chain clamping pieces are orderly arranged on the lower side of the hinge connecting pieceon the upper surface of the fixing bottom plate at intervals; a groove is formed in the portion, between every two iron chain clamping pieces, of the fixing bottom plate; circular guide holes which are inclined upwards are formed on both sides of the lower part of the upper surface of the fixing bottom plate correspondingly; and columnar inserting rods are inserted into the circular guide holes.Through the traction, fixing and self-locking device, the traction tensioning operation of the guy rope iron chains can be realized, after the guy rope iron chain is pulled and tensioned, multiple sections of the guy rope iron chain can be fixed and clamped without the tractor continuously limiting and blocking the iron chain, the effect of multi-time protection is realized, and the wear consumption of the tractor is greatly reduced.
Owner:PANJIN SENDAXIN PETROLEUM TECH

Pharynx and ear light source inspector

The invention relates to a pharynx and ear light source inspector, which effectively solves the problem that the existing dental tool cannot assist medical personnel in realizing tongue pressing, illumination and treatment of a diseased part by a single person. The technical scheme is as follows: the pharynx and ear light source inspector comprises a clamping shell, wherein a clamping device is arranged in the clamping shell, a tongue pressing plate or a tongue pressing tool can penetrate through the clamping shell and is clamped by the clamping device, and a lamp tube is detachably connectedto the clamping shell; and the lamp tube comprises an observation end and an insertion end which are integrally connected, the observation end and the insertion end are coaxially provided with a transparent observation channel, and an annular light source surrounding the inner side wall of the observation channel is fixedly connected in the lamp tube. The pharynx and ear light source inspector issimple in structure, convenient to operate, small in size and convenient to carry, can effectively assist doctors or individuals in carrying out emergency treatment on the throat of a patient by a single person in a non-hospital scene, can also observe and diagnose the ear canal of the patient, and is high in practicability.
Owner:HENAN PROVINCE HOSPITAL OF TCM THE SECOND AFFILIATED HOSPITAL OF HENAN UNIV OF TCM

Multifunctional ladder

A multifunctional ladder comprises a first portion, a second portion, a third portion, a fourth portion and two connection rods, wherein the first portion, the second portion, the third portion and the fourth portion are sequentially connected from top to bottom in a hinged manner. The first portion, the second portion, the third portion and the fourth portion each comprise two symmetrical longitudinal beams, wherein a horizontal rotating shaft is arranged between the two longitudinal beams. The rotating shafts of the second portion and the third portion are provided with pedals. The upper side of the first portion and the lower side of the fourth portion are provided with cross beams. The right sides of the longitudinal beams of the first portion and the third portion are provided with pins. The left sides of the longitudinal beams of the second portion and the fourth portion are provided with pins. The connection rods are long-strip-shaped rod bodies. The length of each connection rod is larger than that of the second longitudinal beams. Pin holes identical in axial direction are formed in each connection rod and located on the two sides in the length direction. The multifunctional ladder can be changed into three tools including a long ladder, a herringbone ladder and a scaffold through easy operation, so that one ladder can achieve multiple functions, and construction efficiency is improved. The multifunctional ladder is simple in structure, reasonable in design and suitable for use and popularization.
Owner:李鹏飞

Multifunctional combined ladder

The invention relates to a multifunctional combined ladder including two vertical columns serving as clamp arms, and pedals which are arranged on the vertical columns at intervals, wherein the two vertical columns are rotatably connected to each other through a rotational shaft hole. The ladder also includes a plurality of pin structures, a plurality of U-shaped pins, two oriented wheels, a rotational structure, a support rod, two universal wheels, and another rotational structure. The vertical columns are connected to the pedals through the pin structures and the U-shaped pins for achieving support and rotation. The pedals can rotate on the vertical columns in parallel with the columns or at a certain angle to the vertical columns. Ladder feet are disposed on the bottoms of the vertical columns, wherein each oriented wheel is arranged at the outer side of one ladder foot while the two universal wheels are disposed respectively at the outer side of the other ladder foot and at a first pedal on the top of the vertical columns. The universal wheels and the oriented wheels are all connected to the vertical columns through the rotational structures. The ladder can be used as a herringbone ladder or a transportation ladder since the ladder can axially rotates around a shaft which is arranged in parallel with the rotational shaft hole. The ladder can be switched among the two functions easily and conveniently, so that the ladder saves labor intensity and has multiple functions.
Owner:CHINA UNIV OF GEOSCIENCES (WUHAN)

Embedded wire stator transferring tool

InactiveCN109747917AQuality assuranceReduce the frequency of back-and-forth transfersRigid containersInternal fittingsConductor CoilEmbedded system
The invention discloses an embedded wire stator transferring tool, and relates to tools for protection in the embedded wire stator transferring process and paint knob removal after embedded wire stator painting. The embedded wire stator transferring tool mainly solves the problems that during current transferring, a plane transferring tray is adopted, triangular wood wedges are plugged to the outer circles of embedded wire stators for fixing, if the placement positions of the triangular wood wedges are improper or omission happens, mutual collisions happen between the embedded wire stators, consequently, varnished wires at the end portions of windings are impacted, and the turn-to-turn short circuit is caused or the embedded wire stators falls down from the plane tray, and consequently theend portions of the windings of the embedded wire stators deform. According to the embedded wire stator transferring tool, the upper end face of an integral frame is provided with parallel rollers, and the rollers are placed in U-shaped notches in the upper end of the integral frame through shafts at the two ends of the rollers to be fixed. By means of the embedded wire stator transferring tool,mutual collisions of the embedded wire stators in the transferring process are avoided, the structure is firm, after the embedded wire stators are discharged out of an oven, the embedded wire statorscan be hoisted to the tool to be subjected to paint knob cleaning, and the steps that the embedded wire stators are placed on a workbench to be cleaned and then are transferred to the transferring tool are reduced.
Owner:襄阳中车电机技术有限公司
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