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52results about How to "Less man-hours" patented technology

Split type angle code

The invention relates to the field of connection of metal boards, and discloses a split type angle code. The split type angle code comprises a first mounting block and a second mounting block which are in match with the side edge of a frame body, wherein the first mounting block is formed in an angle, and the forming angle of the first mounting block is consistent with a connection angle of the side edge of the frame body; each of the first mounting block and the second mounting block comprises an inserting edge which is in match with the side edge of the frame body; the second mounting block is buckled to the first mounting block; the second mounting block is provided with a protecting angle which is in match with the connection angle of the side edge of the frame body; the first mounting block is mounted to the connection angle of the side edge of the frame body; the inserting side is in match with the corresponding side edge of the frame body; the second mounting block is inserted into the side edge of the frame body and is buckled to the first mounting block. Therefore, the split type mounting and combining can be achieved, and bolts or glue for fixing can be saved. The split type angle code is few in processes, simple in structures, few in working hour consumption and labor, simple, easy, and simple and convenient to operate.
Owner:李锦勇

Method for preparing egg yolk lecithin used for injection through aluminum oxide static adsorption impurity removal and low-temperature sediment oil removal

The invention discloses a method for preparing egg yolk lecithin used for injection through aluminum oxide static adsorption impurity removal and low-temperature sediment oil removal, and belongs to the technical field of egg yolk lecithin purification. The method includes the steps of conducting extraction on egg yolk powder or egg yolk particles serving as raw materials through absolute ethyl alcohol, conducting aluminum oxide static adsorption, conducting dissolving through a hexane-acetone mixed solution, conducting low-temperature sedimentation to separate out lecithin, and conducting sedimentation and drying to obtain the product. The thin layer chromatography detection on the product shows that residues of triglyceride, cholesterol and palmitic acid meet the limit requirements of Chinese Pharmacopoeia of the 2015 version. A brand-new process method is provided for impurity removal and oil removal of egg yolk lecithin and is high in yield and good in impurity removal and oil removal effect. Labor hours used for aluminum oxide static adsorption are short, operation is easy and convenient, and LPE, PI and other impurities can be smoothly removed. Devices are simple, the fixed-asset investment is small, solvent is easy to recycle, and emission of three wastes is greatly reduced.
Owner:SHENYANG TIANFENG BIOLOGICAL PHARMA

Piezoelectric variable-frequency contact type liquid level switch

A piezoelectric variable-frequency contact type liquid level switch belongs to the field of liquid level detection switches, and comprises a tube, wherein a probe support is arranged at one end of the tube, the piezoelectric variable-frequency contact type liquid level switch is characterized in that the probe support is fixedly provided with a piezoelectric ceramic sheet and a thermosensitive resistor which are respectively connected and arranged in a circuit board in the tube by leads, the circuit board is provided with a power circuit, an oscillating circuit, a frequency-voltage conversion circuit, an amplifying circuit, an isolating circuit and a driving circuit which are connected in sequence electrically, the oscillating circuit is connected with the piezoelectric ceramic sheet, and the thermosensitive resistor is arranged on the frequency-voltage conversion circuit. The thermosensitive resistor can also be connected to the amplifying circuit for temperature compensation. The circuit board is simple in structure, fewer for parts, low in material cost, and less in expending of working time; after one-time corresponding arrangement is conducted, the piezoelectric variable-frequency contact type liquid level switch has the advantages of being low in cost, maintenance-free, high in property, long in service life, good in universality, wide in application range and large in measurement range.
Owner:肖国选

Polisher, polishing head quick-detaching mechanism and using method thereof

The invention discloses a polishing head quick-detaching mechanism which is used for mounting of a polishing head. The polishing head quick-detaching mechanism comprises an output shaft which is used as power output of a polisher. According to the output shaft, polishing head periphery fixing can be achieved, the gravity center of a part for transmitting torque is changed in a jumping mode when the part rolls. The output shaft is provided with an elastic piece which protrudes out of the surface of the output shaft part where the elastic piece is placed. When the polishing head is arranged in the output shaft in a sleeved mode, the radial size of the elastic piece is under stress and is reduced. After the polishing head is arranged on the output shaft, the radial size of the elastic piece is restored to the original state. At the time, the elastic piece can limit axial separating of the polishing head. An unlocking mechanism is further included. The unlocking mechanism can have an effect on the elastic piece, so that the radial size of the elastic piece is reduced. When the polishing head is mounted, plastic deforming of the polishing head does not exist, deforming parts are all placed on the elastic piece, accordingly, the quick-detaching mechanism is low in relative loss, meanwhile, polishing head replacing is quick, and convenience and quickness are achieved.
Owner:CHANGZHOU QIANGDE MOTOR

Forming machine for boxes with covers and special mold

InactiveCN102555297AMeet the inherent characteristics of poor ductilityOvercoming the inherent characteristics of poor ductilityEnvelopes/bags making machineryForming processes
The invention discloses a forming machine for boxes with covers and a special mold. The scheme that a box body and a cover body are formed sequentially is adopted. Particular technique includes final form arrangement with a concave mold matching with a box, a convex mold is divided into two separate bodies, one separate body is a box body convex mold, the other separate body is a cover body concave mold, the two separate bodies are respectively provided with driving portions, and accordingly the technical scheme of sequential stamping can be met. Correspondingly, a prepressing component is assembled on one separate body, namely the prepressing component is arranged on the separate body which is not in stamping at first, accordingly, after the separate body which is in stamping at first is positioned in place, a workpiece of a corresponding portion is jacked into the corresponding concave mold by the other separate body, detention of the corresponding workpiece is reduced in the process, normal mobility can be realized, mobility required to be realized is greatly reduced when the workpiece of the corresponding separate body is stamped and formed, and the problem of drawing breakage due to high mobility required in a forming process is solved.
Owner:济南绿宝纸制品有限公司

Clip type caterpillar band stacking machine

The invention relates to the technical field of stacking machines, in particular to a clip type caterpillar band stacking machine. The clip type caterpillar band stacking machine comprises a base, a first supporting rod, a second supporting rod, first supporting boards, second supporting boards, a caterpillar band and a rotary mechanism, wherein the first supporting rod and the second supporting rod are arranged on the base oppositely in parallel; the first supporting boards are arranged at two ends of the first supporting rod separately; the second supporting boards are arranged at two ends of the second supporting rod separately; a rotary shaft is arranged between the first supporting board and the second supporting board located at the same end; the caterpillar band is installed on therotary shafts; the rotary mechanism comprises a drive motor, a bidirectional lead screw and nuts; the nuts are in threaded connection with different thread sections at the two ends of the bidirectional lead screw separately; the nuts are fixedly connected with a bearing board; and one end of the bidirectional lead screw is connected with the output end of a drive motor fixed to the base. The cliptype caterpillar band stacking machine can conveniently load and unload materials, and are short in consumed man hour, stable in operation and long in service life.
Owner:SUZHOU IND PARK INSTREETCAREDIA SUZHOU

Double-layer film bag device and method for sealing grouting pipes in gushing sandy soil layers

ActiveCN104343123BSolve the problem of sealing failureIncrease success rateUnderground chambersFoundation engineeringSlurryEngineering
The invention discloses a double-layer film bag device applied to injection pipe sealing in a water bursting sand layer. The device comprises an injection screen pipe; the front part of the injection screen pipe is provided with a conical piercing end; opposite outer side faces of the back half part of the injection screen pipe are respectively provided with an iron pipe and a rubber pipe; one end of an inner-layer film bag is fastened to the outsides of the iron pipe and the injection screen pipe; the outlet of the iron pipe is formed in the inner side of the inner-layer film bag and in the outer side of the injection screen pipe; one end of an outer-layer film bag is fastened to the rubber pipe and the injection screen pipe; the outlet of the rubber pipe is arranged in the inner side of the outer-layer film bag and in the outer side of the inner-layer film bag; the other ends of the inner-layer film bag and the outer-layer film bag are fastened to the injection screen pipe; a first grout blocking layer is formed between the inner-layer film bag and the injection screen pipe; a second grout blocking layer is formed between the outer-layer film bag and the inner-layer film bag. The invention also discloses a method for implementing the device. According to the device and the method, the problem of injection pipe sealing in the water bursting sand layer is researched, and problems that sealing slurry is easy to scatter under the moving water condition, a single-layer film bag is easy to damage and the injection screen pipe cannot reach design depth are solved.
Owner:SHANDONG UNIV
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