31results about How to "Reduce or even avoid damage" patented technology

The disclosure relates to a distribution terminal and a cargo container. The distribution terminal comprises a main body (1), a lifting platform (2), a top cover, a transfer conveying mechanism (3) and a receiving, dispatching and conveying mechanism, wherein the main body (1) is provided with a plurality of cargo windows (10), the lifting platform (2) is arranged above the main body and is provided with a parking area for parking an unmanned aerial vehicle, a loading and unloading opening (21) for loading and unloading cargos is formed in the parking area, the top cover can selectively open or close the loading and unloading opening, the transfer conveying mechanism (3) comprises a carrier (31) and a first driving device (32), the first driving device drives the carrier to do reciprocating motion inside and outside the loading and unloading opening in the longitudinal direction so as to convey the cargos between the unmanned aerial vehicle and the main body, and the receiving, dispatching and conveying mechanism comprises a storage platform (63) for conveying the cargoes between the carrier and the cargo windows. Through the above technical scheme, the distribution terminal can achieve the stable handover of the cargos between the unmanned aerial vehicle and the cargo storage point, and reduces or even avoids the damage to the cargoes in the handover process.

The invention provides a method for forming a contact hole and a method for forming a contact plug. The method for forming the contact hole comprises the following steps of: providing a semiconductor substrate, wherein a device layer is formed on the semiconductor substrate, an etch stop layer is formed on the device layer, a metal front dielectric layer is formed on the etch stop layer, and a mask layer with a contact hole pattern is formed on the metal front dielectric layer; and a metal silicide layer is formed on the surface of an active region of the device layer; etching the metal frontdielectric layer under the shielding of the mask layer to expose the etch stop layer; and removing the etch stop layer to form the contact hole, wherein the step of removing the etch stop layer comprises the steps of etching by using first pressure to substantially remove the etch stop layer and etching by using second pressure to promote impurity volatilization on the surface of the metal silicide layer; and the first pressure is greater than the second pressure. By the method, the resistance distribution characteristic of the contact plug connected with an N-type active region can be improved, and the device performance is improved.

The invention relates to a chemical and mechanical grinding method which comprises the steps of carrying out chemical and mechanical grinding operation with grinding liquid containing grinding particles to a grinding end point, and carrying out auxiliary chemical and mechanical grinding operation with grinding liquid containing no grinding particles. Corroding or damaging degree of the substrate of a semiconductor can be reduced in the operation of eliminating defects caused by the grinding particles after the operation of the chemical and mechanical grinding.

The invention provides a rotation cooperation device and an alarm, and relates to the technical field of safety alarm. The rotation cooperation device comprises a hanging board and a main housing body. The main housing body is internally provided with arc first bosses; and the hanging board is provided with first groove ribs and cooperation ribs. The first groove ribs and the cooperation ribs are arranged concentrically and are matched with the first bosses. The alarm comprises a conductive device and the rotation cooperation device. The conductive device comprises mutually-matched metal spring members and metal clamps, wherein the metal spring members are fixedly arranged in the hanging board, and the metal clamps are fixedly arranged in the main housing body; and when the first bosses are matched with and abutted against the cooperation ribs, the metal spring members and the metal clamps are not contacted. When the main housing body and the hanging board are assembled cooperatively, the first bosses of the main housing body are abutted against the cooperation ribs of the hanging board to form a cavity, and the metal spring members and the metal clamps are arranged in the cavity and are not contacted, thereby reducing or even avoiding the cases of electrical circuit damage due to mis-conduction between the metal clamps and the metal spring members in the assembly process.

The invention discloses a prestressed full-dry type connection assembly type concrete frame beam-column joint. The prestressed full-dry type connection assembly type concrete frame beam-column joint comprises a prefabricated concrete column, prefabricated concrete beams and prestressed tendons. The prefabricated concrete column and the prefabricated concrete beams on the two sides of the prefabricated concrete column are tensioned and pressed through the prestressed tendons penetrating through a beam-column joint area, and the full-dry type connection beam-column joint is formed. Longitudinal energy-consuming steel bars on the upper portions and the lower portions of the prefabricated beams do not pass through a joint column section of the prefabricated concrete column and are directly anchored at the beam ends in the modes of bending, anchoring plates and the like. According to the beam-column joint, under the earthquake action, plastic hinge outward movement is achieved through special structure measures near the ends of the prefabricated concrete beams, and structural damage is made to be away from beam-column joints. Accordingly, the joint connecting structure is simplified, the assembly type concrete frame structure mounting efficiency is improved, and the structural stress performance is improved.

The invention relates to a fastening type LED rod for fishing pole, including LED rod main body, which is characterized in that the product also includes a fastening type structure, the said fastening structure is in claw-like hook shape around the LED rod main body; the hollow structure part of the claw-like hook is coordinated with the size of the fishing pole, through the said fastening type structure, it fastens the LED rod on the fishing pole; the said fishing structure and the LED rod are formed together into a combined structure or connected together after being formed separately. In order to enhance the service performance and the anti-dropping performance, the said fastening structure also can be designed into a staggered separated structure whose fastening part surrounds the outer circumference of the fastening hook. The product has simple structure, and is convenient to install, and on one hand makes the LED rod difficult to shed when used, on the other hand, reduces even avoids the damage or wear of fixing LED rod to fishing rod, while the product has excellent adaptability and use effects, so it is beautiful and practical.

The invention relates to a bicycle fixing structure of a vehicle tail carriage. The structure comprises a fixing plate arranged below the vehicle tail; the fixing plate is provided with a cavity inside, the cavity accommodates a foldable carriage, and the foldable carriage comprises a slide plate and a bumper plate which can be folded correspondingly; two sides of the cavity of the fixing plate are provided with guide rails, rolling wheels are arranged below the slide plate, and the circumferences of the roller wheels contact with the guide rails; the upper surface of the slide plate is provided with bicycle fixing structures, fixing blocks of the bicycle fixing structures are provided with fixing blocks units with adjustable magnetic force, magnets are arranged in guide pole gaps of the fixing block units, the magnetic induction lines formed between N poles and S poles of the magnets of the gaps penetrate the guide poles, the strength of the magnetic induction lines of panels is increased, and the attracting force applied to movable blocks by the fixing blocks is increased.

The invention discloses a vehicle parking platform device. The vehicle parking platform device comprises a parking platform and a plurality of tire positions located on the parking platform. The tire positions each are provided with a plurality of supporting mechanisms. Elastic mechanisms are arranged between the supporting mechanisms and the parking platform. When tires are placed in the tire positions, the certain supporting mechanisms in the supporting mechanisms bear the downward pressure of a vehicle and make downward displacement under the effect of the corresponding elastic mechanisms, accordingly the more supporting mechanisms make contact with the tires to supply supporting force to the tires; or / and, a plurality of elastic mechanisms are arranged on the supporting mechanisms, so that when the tires are placed on the supporting mechanisms, the elastic mechanisms conduct downward elastic deformation, accordingly the multiple elastic mechanisms make contact with the tires to supply the supporting force to the tires. According to the vehicle parking platform device, the contact areas of the supporting platform and the tires can be increased, and damage to the vehicle tires is reduced or even avoided.

The invention provides a cutter changing assembly method for large-size microstructure array relay machining. The method comprises the following steps: (S1) the magnitudes of contact force between cutters and workpieces in both longitudinal and transverse directions are detected; (S2) the cutters are controlled for displacement scanning on the surfaces of the workpieces along morphologies of machined microstructures; and meanwhile, reference signals are combined for closed-loop control to maintain the magnitudes of the contact force in the longitudinal and transverse directions invariable; (S3) based on cutter displacements measured by displacement sensors, cutter scanning paths are obtained; and (S4) based on the obtained cutter scanning paths, new cutters are positioned in machining stop points of old cutters. The method directly uses the cutters as scanning probes, integrates a measuring function on the basis of a machining function, and finishes a positioning function by using a machining system to prevent the problem of difficult calibration of coordinates caused by mutual independence of a machining instrument and a measuring instrument.

The invention provides a pass-type fur chromium-free tanning method, which comprises the following steps: (1) adjusting the pH value of pickled fur to 4.5-6.0 by using an alkali liquid, and then adjusting the water content of the fur; or pre-tanning pickled fur by using an aluminum tanning agent, then adjusting the pH value of the pre-tanned fur to 4.5-6.0 by using an alkali liquor, and adjustingthe water content of the fur; (2) paving the fur on a conveying mesh belt in a single-layer manner in a direction that the fur surface is downward, uniformly spraying a tanning liquid prepared from anorganic tanning agent to the leather plate of the fur from the meat surface of the fur in a high-pressure jet flow mode through high-pressure spray nozzles arranged above the conveying mesh belt in an array mode under the condition that the conveying mesh belt drives the fur to move horizontally at a constant speed, and controlling the jet flow speed of the tanning liquid to enable the tanning liquid to be uniformly distributed in the leather plate of the fur; and (3) stacking the fur billets obtained in the step (2) for 24-48 hours to finish tanning. According to the method, the discharge amount of the tanning waste liquid can be effectively reduced, wool fibers are prevented from being damaged by the organic tanning agent, and the quality of the fur is improved.

The invention provides a method for removing a photoresist, comprising the following steps of: (100) etching the photoresist positioned on the surface of a silicon wafer by means of a first process gas so as to at least remove a hardened layer of the photoresist; and (200) continuously etching the photoresist by means of a second process gas so as to remove the rest photoresist. Besides, the invention also provides plasma processing equipment applying the method for removing the photoresist. The method for removing the photoresist and the plasma processing equipment can fast and uniformly remove the photoresist positioned on the surface of the silicon wafer, effectively reduce and even prevent the damage to the surface of the silicon wafer and also enhances the production efficiency, the processing quality, and the like.

The present invention relates to the technical field of flower tea processing and discloses a preparation technology of antioxidant peony flower tea. The preparation technology of the antioxidant peony flower tea comprises the following steps: Chinese herbal medicines of ginkgo leaves grape seeds, lucid ganoderma, acanthopanax root, rhodiola rosea, Chinese wolfberry fruits, haws, rhizoma polygonati, radix pueraiae and licorice are mixed evenly, then water is added for boiling and extracting for three times, three filtrates are combined, and concentration is conducted to obtain a concentrated Chinese herbal medicine solution; fresh green tea tender bud picking, rinsing clean with water and air-drying are conducted for a standby application; fresh peony petal picking, rinsing clean with water and air-drying are conducted for a standby application; the air-dried green tea tender buds and peony flowers are mixed evenly and enzyme-deactivating is conducted to obtain an enzyme-deactivation treated material; the concentrated Chinese herbal medicine solution and enzyme-deactivation treated material are mixed evenly and stack fermentation is conducted to obtain a fermented material; and thefermented material drying to constant weight, fragrance improving and bagging are conducted to obtain the antioxidant peony flower tea. The prepared antioxidant peony flower tea is pure in mouthfeeland mellow in tea fragrance, and also has anti-oxidation and anti-aging functions.

The invention discloses a brush carrier assembly of an automobile radiator fan motor.The brush carrier assembly comprises a brush carrier plate, wherein the brush carrier plate comprises a brush carrier plate body and conductive metal assemblies arranged on the brush carrier plate body, each conductive metal assembly comprises a first connecting strip, a second connecting strip and a pair of connecting pieces, a first inductor connecting portion, a first carbon brush connecting portion and a third carbon brush connecting portion are arranged on each first connecting strip, a second carbon brush connecting portion, a fourth carbon brush connecting portion and a second inductor connecting portion are arranged on each second connecting strip, the outer contour, close to the brush carrier plate body of each first connecting strip extends in an arc-shaped mode and is located on the outer side of a corresponding carbon brush assembly, and each second connecting strip comprises an outer contour close to the brush carrier plate body, an outer arc-shaped section and an inner concave arc-shaped section located on the outer side of a fourth carbon brush assembly and an extending section transversely penetrating through the bottom of a third carbon brush assembly.The conductive metal assemblies of the brush carrier assembly reasonably avoid the areas of the carbon brush assemblies and make heat dissipated, and meanwhile the strength of the brush carrier plate body is improved.

The invention relates to a device (1) for a rolling bearing. The invention relates to a rolling bearing comprising at least one rolling body (3), said rolling body (3) having at least one end face (5). Furthermore, the rolling bearing has an inner ring (7) and / or an outer ring (9). At least one of the inner and outer rings (7, 9) has a guide flange (11, 13), and sliding friction occurs between a side face (15) of the guide flange (11, 13) facing the rolling body (3) and the end face (5). The device (1) further comprises a base body (17) made of a material and a sliding layer (23) which is fixed between the end face (5) and the side face (15). The sliding layer (23) comprises a material having a smaller coefficient of friction value than the material of the base body (17) of the device (1).

The invention provides a fixing component, which relates to the technical field of flexible body structure design. The fixing assembly is used to fix the flexible shaft, including a clamping body and a clamping base; the outer peripheral surface of the clamping body is an arc surface, which can be sleeved in the shaft hole of the flexible shaft and can support the flexible shaft out of the bulge; the clamping base has a clamping hole, The hole wall of the clamping hole is matched with the outer peripheral surface of the clamping body and is used for clamping the drum bag. The fixing assembly can reduce or even avoid the occurrence of damage of the flexible shaft in the process of reciprocating bending deformation, not only realizes the effective fixed connection of the flexible shaft, but also ensures or even prolongs the service life of the flexible shaft.

The invention relates to a stereoscopic horizontal storage rack for electrical steel raw coils for iron cores. The stereoscopic horizontal storage rack comprises two rows of shelves oppositely arranged on the ground in a spaced mode, and two rows of vertical columns correspondingly arranged in a spaced mode, a plurality of main transverse beams installed on the rows of vertical columns, and side transverse beams fixedly installed between the two rows of vertical columns in an array mode form one row of shelves; a saddle is installed between every two side transverse beams adjacent in the transverse direction; each saddle comprises two bottom beams parallelly arranged in a spaced mode, supporting frames of an inverted-U-shaped structure are installed on the upper portions of the two bottombeams in the mode of being symmetrical and inclining towards the inner side, and the two supporting frames jointly bear a horizontally-placed electrical steel coil; the tops of the two rows of shelvesare jointly provided with inclined top beams; and the front end and the rear end of the position located between the two rows of shelves are arranged to be repairing areas. According to the stereoscopic horizontal storage rack, the storage amount of electrical steel coils is greatly increased, the space utilization rate is increased, an automatic storage transport system for an enterprise is effectively assisted, operation safety is ensured, and the production cost is reduced for the enterprise.

The invention relates to a vehicle tail carriage unit. The vehicle tail carriage unit comprises a fixed plate arranged on the lower portion of a vehicle tail. The fixed plate is provided with a cavity. A foldable carriage is accommodated in the cavity. The foldable carriage comprises a sliding plate foldable in half and a bumper baffle. The upper surface of the sliding plate is provided with a bicycle fixing device and comprises a plurality of support frames in sliding connection with the surface of the sliding plate and a bicycle tire fixing structure. The support frame can rotate relative to the sliding plate. The tire fixing structure comprises a fixed block fixed to the surface of the sliding plate and a movable block in rotation connection with the fixed block. The opposite surfaces of the fixed block and the movable block are provided with an arc-shaped groove matched with a bicycle tire. The free end of the movable block is provided with a fastener snapped to the fixed block. A bicycle can be placed on the sliding plate and fixed through the bicycle fixing device to be transported through a vehicle. The bumper baffle can play a protective role on the vehicle and the bicycle. By means of the vehicle tail carriage unit, the bicycle can be carried safely and easily.

The invention relates to a cultivation greenhouse rainwater diversion facility which comprises a first fastener, a second fastener and a diversion black film, the first fastener and the second fastener are vertically mounted on a greenhouse steel frame at intervals in the length direction of a cultivation greenhouse, and the edge of a transparent plastic film of the cultivation greenhouse is fixed to the first fastener and the second fastener. When the flow guide black film is laid on the fixed foundation between the adjacent cultivation greenhouses, the edges of the two sides of the flow guide black film are fixed to the second buckles of the cultivation greenhouses on the two sides respectively and attached to the inner side face of the transparent plastic film, and when the flow guide black film is laid on the fixed foundation in the lateral direction of the cultivation greenhouses at the edge position. The upper edge of the flow guide black film is fixed to a second buckle of the edge cultivation greenhouse and attached to the inner side face of the transparent plastic film, and the lower end of the flow guide black film is fixed to the base portion of the edge fixing foundation. According to the invention, the fixed foundations (banks) between the breeding greenhouses and in the lateral direction can be effectively prevented from being washed by rainwater and damaged, and the wind and rain resistance of the breeding greenhouses is improved.

The invention discloses a camera. On the basis of the invention, an interface plate with a cable plugging interface and a waterproof threading plug are arranged on a lead machine base, so that an external cable can be plugged with the cable plugging interface without being dragged by a large margin after penetrating through the waterproof threading plug; moreover, a camera main body is provided with an adapter plate which is in signal connection with a machine core, and the adapter plate and the interface plate are respectively provided with a first inter-plate plugging interface and a second inter-plate plugging interface which are complementary, so that the first inter-plate plugging interface can be plugged into the second inter-plate plugging interface only through butt-joint assembly of the camera main body close to the lead machine base, and the signal connection between the external cable and the movement is realized. Therefore, pulling and pulling-back of the external cable can be reduced or even avoided in the installation process of the camera, the installation operation of the camera can be simplified, and the sealing fit between the external cable and the waterproof threading plug is prevented from being damaged.

It is proposed an actively driven pressure relief system (100) for a container, a building, an enclosure, or a cubicle (110) with an electrical installation (105). The actively driven pressure relief system includes a panel and further includes a fault detection device (102) for detecting an arc fault in the electrical installation of the container, the building, the enclosure or the cubicle; and a triggering unit (103) for triggering an opening signal for the panel upon detection of an arc fault by the fault detection device. A panel opening mechanism opens the panel in a destructive manner. Further, the container, building, enclosure or cubicle with the actively operated pressure relief system is described. A method for relieving pressure from the container with the panel and an electrical installation inside the container is also described.

A component of a rolling-element bearing, such as a bearing inner ring having an inner ring flange, a bearing outer ring having an outer ring flange or a rolling element having an end surface, includes a solid slide layer having a lower coefficient of friction than a material to which the slide layer is attached which slide layer reduces frictional contact between the component and another component against which the slide layer slides during bearing operation.

The invention relates to a car trunk insurance drag device which comprises a fixing plate arranged below the tail of a car. A cavity is formed in the fixing plate, a foldable drag plate is contained in the cavity and comprises a sliding plate and a bumper baffle plate which can be oppositely folded, a trunk fixing device is arranged on the upper surface of the sliding plate and comprises a square base plate arranged on the sliding plate, four elastic baffle plates are arranged on the base plate and positioned four edges of the base plate respectively, two opposite elastic baffle plates are positioned on the same straight line, four sliding grooves are formed in the base plate, springs are fixed at the ends of the sliding grooves, and connecting rods at the ends of the elastic baffle plates extend into the sliding grooves and connected with the springs. An automobile and a trunk are protected by the bumper baffle plate in the transportation process, the car trunk insurance drag device is safe and convenient to carry, and more use spaces are saved for the trunk.

The invention relates to a rainwater diversion facility for a breeding greenhouse. The rainwater diversion facility comprises first clip members, second clip members and a diversion black film, wherein the first clip members and the second clip members are mounted on a steel frame of a greenhouse in an up-down spacing manner in the length direction of the breeding greenhouse; edges of a transparent plastic film of the breeding greenhouse are fixed to the first clip members and the second clip members; when the diversion black film is laid to a fixed foundation between every two adjacent breeding greenhouses, the edges on two sides of the diversion black film are separately fixed on the second clip members of the breeding greenhouses on two sides and are attached to the inner side surface of the transparent plastic film; and when the diversion black film is laid to the fixed foundation in the side direction of the breeding greenhouse at an edge position, the upper edge of the diversionblack film is fixed to the second clip members of the edge breeding greenhouse and is attached to the inner side surface of the transparent plastic film, and the lower end of the diversion black filmis fixed on the base part of the edge fixed foundation. Through the adoption of the rainwater diversion facility disclosed by the invention, damage caused by that the fixed foundation (earth dyke) inthe side direction of the breeding greenhouse is subjected to rain wash can be effectively avoided, and the wind and rain resistance capacity of the breeding greenhouse is improved.

The invention provides a method for forming a contact hole and a method for forming a contact plug. The method for forming the contact hole comprises the following steps of: providing a semiconductor substrate, wherein a device layer is formed on the semiconductor substrate, an etch stop layer is formed on the device layer, a metal front dielectric layer is formed on the etch stop layer, and a mask layer with a contact hole pattern is formed on the metal front dielectric layer; and a metal silicide layer is formed on the surface of an active region of the device layer; etching the metal frontdielectric layer under the shielding of the mask layer to expose the etch stop layer; and removing the etch stop layer to form the contact hole, wherein the step of removing the etch stop layer comprises the steps of etching by using first pressure to substantially remove the etch stop layer and etching by using second pressure to promote impurity volatilization on the surface of the metal silicide layer; and the first pressure is greater than the second pressure. By the method, the resistance distribution characteristic of the contact plug connected with an N-type active region can be improved, and the device performance is improved.

The invention provides a tire mold side plate and a tire mold, and relates to the technical field of tire vulcanization mold manufacturing. The tire mold side plate comprises a base body, movable typeblocks, connecting pieces and driving pieces, wherein the base body is provided with grooves, the connecting pieces are connected between the grooves and the movable type blocks, and the driving pieces are in transmission connection with the connecting pieces and can drive the connecting pieces to rotate, so that the movable type blocks move relative to the grooves to be embedded into the groovesor extend out of the grooves. The tire mold comprises the tire mold side plate. The technical problem is solved that in the prior art, a detachment method of the movable type blocks is liable to cause damage to the matching surfaces of the movable type blocks or the grooves in the side plate, and consequently the precision of the mold is reduced.

The invention discloses a pressure sensor. The pressure sensor comprises a flexible substrate and a resonance circuit layer compounded on the surface of the flexible substrate; the material of the flexible substrate comprises a temperature-sensitive shape memory polymer; the resonance circuit layer comprises a capacitor region, a first coil region and a second coil region; and the first coil region and the second coil region are connected to two ends of the capacitor region. The invention also discloses a preparation method and a use method of the pressure sensor. According to the pressure sensor in the invention, the flexible substrate is made of the temperature-sensitive shape memory polymer, has a good shape memory effect and is flexible as a whole; extra damage to blood vessels can bereduced or even avoided; besides, the resonance circuit layer is compounded on the surface of the flexible substrate so as to monitor the change of the pressure in a blood vessel; the detection effectis good; the pressure sensor is wound into an annular shape, so that the attaching effect of the pressure sensor and the blood vessel wall is improved; and the detection accuracy is high.

The invention discloses a method for reducing particle deposition in a cavity. The method comprises the following steps of: heating sweeping gas in a charging subsystem so as to make the temperature of the sweeping gas entering the cavity higher than the ambient temperature in the cavity; and introducing the heated sweeping gas into the cavity to sweep the attaching particles attached to the inner wall of the cavity by means of the natural convection between cold and hot gases so as to reduce or avoid the deposition of the attaching particles on the inner wall in the cavity. In addition, the invention also provides a system for reducing the particle deposition in the cavity and the semi-conductor processing equipment for using the method and / or system. The method, the system and the semiconductor processing equipment have the advantages of reducing the deposition of the particles in the cavity, correspondingly reducing or even avoiding the erosion of the particles in the cavity, and improving the service life of the cavity and the service life of the corresponding semiconductor equipment.

The invention provides a seat, relates to the technical field of vehicle inner decorations, and aims at solving the problem that a car seat is easy to tear in the prior art. The seat comprises a seatpedestal and a seat back, wherein the seat pedestal is provided with a first mounting hole, the seat back is provided with a second mounting hole, and a fixing part passes through the first mounting hole and the second mounting hole so as to connect the seat back with the seat pedestal; the seat pedestal is provided with multiple first clamping teeth, and the multiple first clamping teeth are arranged at intervals on the periphery of the first mounting hole; the seat back is provided with multiple second clamping grooves, the number of the second clamping grooves is equal to the number of thefirst clamping teeth, and the first clamping teeth can stretch into corresponding second clamping grooves. The seat is applied to public transportation vehicles, the seat pedestal and the seat back are further clamped in a coordinated mode through the first clamping teeth and the second clamping grooves except being connected by a fixing part, the connecting region is relatively great, and external force disperses in the process of external force tearing, so that damage caused by the external force to the seat is reduced or even avoided.