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3821results about How to "Not easy to wear" patented technology

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

Flexible polishing sheet and production method thereof

Disclosed are a flexible polishing sheet and a production method thereof. The flexible polishing sheet is high in grinding efficiency, fast in polishing and brightening rate, long in service life and low in cost, and is provided with a flexible base layer and a polishing layer coated on the surface of the flexible base layer, or the flexible polishing sheet is made of fibers and polishing abrasive material by mixing and hot pressing, and the mass ratio of the fibers to the polishing abrasive material is (20-40):(80-60). The flexible polishing sheet can be used for directly polishing a material with no extra polishing powder or polishing paste to be added on the surface of the material, so that great loss of polishing materials is avoided, cost is saved, brightening speed is fast during polishing, efficiency is high, and the flexible polishing sheet is resistant to wearing and long in service life. The flexible polishing sheet can be easily made into large-sized flexible polishing products, the polishing area is enlarged evidently, and the polishing efficiency is improved. The flexible polishing sheet can also be made into highly flexible polishing products of different granularities from thickness to fineness, and can be used for polishing uneven surfaces, edge and corner surfaces and the like step by step.
Owner:XIAMEN ZL DIAMOND TECH CO LTD

Claw beam lifting mechanism for forging manipulator

The invention discloses a claw beam lifting mechanism for a forging manipulator, applied to forging industry. The claw beam lifting mechanism mainly comprises a front lifting part, a rear lifting part, a synchronous connector rod, a lifting cylinder, a pitching cylinder and a buffering part, a front fixing shaft in the front lifting part, a rear fixing shaft in the rear lifting part and the lower end of the lifting cylinder are respectively connected with a large machine frame through hinges, the synchronous connecting rod is arranged overhead and always moves in a range above a connecting line of a front fixing hinge point and a rear fixing hinge point of a claw beam lifting and pitching mechanism and the large machine frame, front ends of two buffering cylinders are respectively connected with tow front lifting connecting rods through hinges, the rear ends of the two buffering cylinders are respectively articulated with two ends of a compensating beam, and the middle part of the compensating beam is connected with the middle part of the large machine frame by a hinge through a beam fixing shaft. The claw beam lifting mechanism has novel and scientific design concept, reasonable stress application, high movement precision, simple structure, low manufacturing cost and is convenient to install, adjust and maintain. The invention not only reduces the manufacturing cost of the lifting mechanism under the condition of ensuring the movement precision, but also thoroughly solves the problems that the front fixing shaft and a shaft sleeve matched with the front fixing shaft are worn easily and a side plate of a machine needs to be thickened specifically.
Owner:SHENYANG HEAVY MACHINERY GROUP

Packaging structure and packaging method for fingerprint recognition chip

The invention discloses a packaging structure and a packaging method for a fingerprint recognition chip. The packaging structure comprises a substrate, a sensing chip, a plurality of wires and a plastic package layer. The substrate is provided with a first surface, and the first surface of the substrate is provided with a first welding pad layer. The sensing chip is located on the first surface of the substrate and provided with a first surface and a second surface, the second surface of the sensing chip is located on the first surface of the substrate, the first surface of the sensing chip is provided with a sensing area and a peripheral area, and the surface of the portion, in the peripheral area, of the sensing chip is provided with a second welding pad layer. The two ends of the wires are electrically connected with the first welding pad layer and the second welding pad layer respectively, the wires have top points with the maximum distance to the surface of the substrate, and a first distance is reserved between the top points and the first surface of the sensing chip. The plastic package layer is located on the surface of the substrate and the surface of the sensing chip and surrounds the wires and the sensing chip, and a second distance is reserved between the surface of the plastic package layer and the first surface of the sensing chip and is larger than the first distance. According to the packaging structure, the requirement for the sensitivity of the sensing chip is lowered, and application is wider.
Owner:CHINA WAFER LEVEL CSP

Oil return control device, air conditioning system and oil return control method of air conditioning system

ActiveCN108180680ASolve the problem of excessive exhaust oil discharge rateReduced exhaust oil discharge rateMechanical apparatusFluid circulation arrangementOil separationAir conditioning
The invention discloses an oil return control device, an air conditioning system and an oil return control method of the air conditioning system. The oil return control device comprises an oil separation mechanism and an oil return control assembly, wherein the oil separation mechanism is arranged at an exhaust port of a lower row of exhaust cylinders in a compressor comprising two or more parallel cylinders, and is used for separating and obtaining lubricating oil from exhaust gas of the lower row of exhaust cylinders, and the oil return control assembly is arranged between the oil separationmechanism and an oil pool at the bottom of the compressor, and is used for controlling the lubricating oil to return to the oil pool according to the pressure difference between exhaust ports of thetwo or more exhaust cylinders in the compressor. According to the scheme, the defects that in the prior art, a lower cylinder is prone to wear, short in service life, low in running reliability and the like can be overcome, so that the beneficial effects that the lower cylinder is not prone to wear, long in service life and high in running reliability are achieved.
Owner:GREE ELECTRIC APPLIANCES INC

Printed organic silicone synthetic leather and preparation method thereof

The invention discloses printed organic silicone synthetic leather and a preparation method thereof. The printed organic silicone synthetic leather comprises a silica gel layer (4), an ink layer (3), a colored silica gel layer (2) and a base material (1) in sequence from top to bottom. The preparation method includes the steps that blended silica gel layer adhesive is arranged on release paper or a release film in a coated mode and vulcanized to form the silica gel layer (4), blended ink layer adhesive is utilized to form a printed pattern on the cured silica gel layer (4) in a spraying or coating mode, blended colored silica gel layer adhesive is arranged on the vulcanized ink layer (3) in a coated mode to be attached to the base material (1), after vulcanization is conducted, the release paper or the release film is stripped, and the printed organic silicone synthetic leather is obtained. According to the printed organic silicone synthetic leather and the preparation method thereof, the release film or the release paper is utilized to cover the silica gel ink layer with a transparent layer, so that a bonding layer and a surface protection layer are additionally arranged on silica gel ink, it is difficult to remove the printed pattern from the organic silicone synthetic leather, diversity can be achieved, and the layered feeling is obvious.
Owner:SALIRONE INC HUIZHOUCAMPUS

Fingerprint identification chip packaging method and fingerprint identification chip packaging structure

Disclosed are a fingerprint identification chip packaging method and a fingerprint identification chip packaging structure. The fingerprint identification chip packaging method includes: providing a substrate; coupling a sensing chip on the surface of the substrate, wherein the sensing chip is provided with a first surface comprising a sensing area and a second surface opposite to the first surface and positioned on the surface of the substrate; forming a plastic packaging layer on the surface of the substrate, wherein the plastic packaging layer encloses the sensing chip, and the surface of the plastic packaging layer is flush to the first surface of the sensing chip; forming a covering layer with the thickness smaller than 100 micrometers on the plastic packaging layer and the first surface of the sensing chip. The fingerprint identification chip packaging method has the advantages that the fingerprint identification chip packaging structure formed by the fingerprint identification chip packaging method is simplified, and the requirement on sensitivity of the sensing chip can be lowered, so that the fingerprint identification chip packaging method and the fingerprint identification chip packaging structure are wider in application range.
Owner:CHINA WAFER LEVEL CSP

Method for screening and dewatering urban sludge efficiently

The invention relates to a method for screening and dewatering urban sludge efficiently. Sludge in an urban wastewater treatment plant is conveyed to a self-synchronizing translation elliptical vibrating screen for dewatering and screening, and then the urban sludge is dewatered efficiently by a method of a combination technique of chemical agent concentration, liquid tempering and box-type filter pressing. After the method detects the concentration of the sludge automatically, dosing amount is calculated and medicament is automatically added to realize automatic dosing; and a filter pressing and dewatering process can meet the requirements of the modernized wastewater treatment plant, the full automatic operation of a system can be implemented by the control of a PLC system, and operations, such as charge-in, the movement of a filter board, segmental filter pressing, positive and negative aeration, filter cloth flushing, unloading and the like can be completed by the remote control of the PLC so as to relieve the labor intensity of workers. Because of the successful adoption of a segmental filter pressing technique of low-pressure filtering and high-pressure extrusion, the operating efficiency is 2 to 3 times that of the conventional plate-and-frame filter press; and after the sludge is dewatered, the water contents of mud cakes of the urban sludge screened and dewatered by the method are reduced to below 60 percent.
Owner:SAFECLEEN TECH

Ecological slope protection building block and slope protection method of ecological slope protection building block

The invention discloses an ecological slope protection building block and a slope protection method of the ecological slope protection building block. Four limiting columns are arranged on the top face of the ecological slope protection building block, four limiting holes matched with the limiting columns are formed in the bottom face of the ecological slope protection building block, a first plant growing hole is formed in the center of the ecological slope protection building block, limiting protruding blocks are arranged on the two opposite lateral sides of the ecological slope protection building block, and limiting grooves matched with the limiting protruding blocks are formed in the other two lateral sides of the ecological slope protection building block, so that connection of two ecological slope protection building blocks can be achieved. The slope protection method of the ecological slope protection building block includes the following steps: (1) carrying out project preparation, (2) processing a slope foundation, (3) forming a slope wall, and beginning to lay the ecological slope protection building blocks when the strength of concrete meets the design requirement, (4) laying the ecological slope protection building blocks, (5) checking the slope flatness, and (5) planting plants with flourished root systems between the first plant growing holes and second plant growing holes.
Owner:ZHEJIANG UNIV OF WATER RESOURCES & ELECTRIC POWER
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