3822results about How to "Not easy to wear" patented technology

A static charge neutralizer for a moving component of an apparatus includes a plurality of filaments on a conductive strip, with tips of the filaments disposed adjacent but spaced from the moving component. The filaments induce ionization in the presence of an electrical field from the statically charged surface of the moving component.

The invention relates to a plat frost belt furnishing device, wherein it comprises a frame with work bench; the rotation axle of frame connected to the power device; the rotation axle is connected to the active wheel; the frame is mounted with inactive wheel and tension wheel; the active, inactive and tension wheels are sheathed with abrasive belt; the work bench is near and parallel to the abrasive belt; the frame has post with the tension wheel; there is a tension device between the tension wheel and the post to move the tension wheel. The invention has long service life, high produce efficiency and simple operation.

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.

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.

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.

The invention relates to the field of electronic technology, discloses an anti-fall device arranged on a mobile terminal and a mobile terminal anti-fall method based on the device. The anti-fall device comprises a sensor, a control chip and a damping module which is arranged on a mobile terminal shell and is electrically connected with the control chip, and the damping module comprises a pop-up mechanism and a damping part adsorbed on the pop-up mechanism through a magnetic force. Wherein, the senor collects a real-time speed correlation signal and sends the real-time speed correlation signal to the control chip, and the control chip generates a control signal according to the speed signal and sends the control signal to the damping module for controlling the pop-up mechanism to pop up the damping part. By adopting the anti-fall device and the mobile terminal anti-fall method, damage caused by fall can be not only prevented, and no influence is generated on the appearance or the hand holding feeling of the mobile terminal basically.

A portable communication device is disclosed comprising a front face (3) having a plurality of openings therein, and an array (6) of keys. Each key has a switch actuator, a switching element, and coupling means. The switch actuator has an upper surface bounded by side walls, and the switch actuator of each key of the array (6) protrudes from one of the plurality of openings to provide its upper surface for tactile actuation by a user and is physically discrete from the others. The coupling means couples the tactile actuation of the upper surface by a user to the switching element.

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.

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.

Disclosed is a wafer-level fingerprint recognition chip packaging structure and method. The method includes: providing a substrate which comprises a plurality of induction chip areas and is provided with a first surface and a second surface opposite to the first surface, wherein a first surface of each induction chip area comprises an induction area; forming a covering layer on the first surface of the substrate; forming a plug structure in each induction chip area of the substrate, wherein one end of each plug structure is electrically connected with the corresponding induction area, and the other end of each plug structure is exposed out of the second surface of the substrate. By the forming method, the packaging process of a fingerprint recognition chip can be simplified, the requirement on sensitivity of the induction chip is lowered, and the packaging method is wider in application.

This invention is a voice identification lock module and its working method. The module is composed by a keyboard, voice collecting module, voice processing module, switch status output module, voice notice module and RS232 communication port. The lock key is based on identification of individual voice character. Error rate is less than 1%.

Flooring that utilizes sophisticated, self-stabilizing, woven face fabric using relatively heavy "carpet weight" nylon, polyester, PTT or other yarns on modern Jacquard computer controlled looms to produce flat-weave fabrics that are bonded to engineered backing structures. Urethane modified bitumen may be used as a backing layer, and an optional latex precoat may be used on the fabric layer, together with an optional antimicrobial in the precoat.

The present invention is directed to support members for assemblies of conductors, conduits, or other means of conveying energy, gases, or liquids. The invention has a series of non-interlocking solids disposed along the length of a flexible base material. The non-interlocking solids have motion-limiting portions that contact similar portions on adjacent solids to restrict the movement of the support member in one direction, while permitting the support member to curve or bend in an opposite direction. The invention is also directed to assemblies incorporating the support members.

A screwdriver having a ratchet mechanism includes a tool sleeve, a handle, a first detent, a first elastic element, a second detent, a second elastic element, and a switch assembly. The tool sleeve is provided with a ratchet head formed with ratchet teeth. The handle has a hollow chamber to accommodate the tool sleeve and a ratchet base therein. The ratchet base is to accommodate the ratchet head with the ratchet teeth, the detents and the elastic elements. Each of the detents engages with the ratchet teeth of the ratchet head. The switch assembly is pivotally connected to the handle and comprises a first stud and a second stud to engage with the first detent and the second detent, respectively.

The invention discloses a bridge support sliding material, which is prepared through following steps: mixing organic resin, fiber, solid lubricant and filler, stirring, pressing and sintering; the weight content of organic resin is 35-99.8%, solid lubricant is 0.1-30%, fiber is 0.1-20%, filler is 0-15%; the organic resin employs politef or super molecular weight polyethylene as resin basic material. The material is characterized by good self-lubricating property and abradability, large bearing capacity, which is two to three times of that of pure PTFE, good creep resistance, low production cost, and wide usage as support bearing for high speed Railway Bridge.

The invention relates to a pesticide spraying device, in particular to an efficient pesticide spraying device for pineapple planting, aiming at providing an efficient pesticide spraying device, which is high in spraying efficiency, uniform in spraying, large in spray range and good in damping effect, for pineapple planting. In order to solve the technical problems, the invention provides the efficient pesticide spraying device for pineapple planting. The efficient pesticide spraying device comprises a trolley, a right side plate, a guide plate, a spring, a placement plate, a sliding rail, a sliding block, a rolling shaft, a lifting rod, a movable block, a support rod, a guide sleeve, a guide rod, a bearing seat, and the like, wherein the support rod, the sliding rail and the right side plate are sequentially arranged on the trolley from left to right; the guide plate is arranged in the middle of the left side of the right side plate, and a guide hole is formed in the guide plate. The efficient pesticide spraying device fully utilizes the energy of the up and down vibration, caused by the unevenness of the ground in a process of pushing the trolley on a farmland, of an iron pesticide box; due to the buffer action of the spring, a damping effect is achieved.

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.

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.

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.