35results about How to "Avoid direct friction" patented technology

A tool integrated cabinet for rail transit vehicles includes a shell, a pullable support frame, a damping universal roller and a folding seat storage cabin. The support frame is linearly guided through the sliding cooperation of a T-shaped guide rail and a clamping block. The stability of the support frame in a vehicle vibration environment is improved by the antiskid rubber material and damping design of the roller. The inside of the support frame adopts a modular partition structure. A fire extinguisher is fixed through the placement grooves of first and second support plates. The bottom plate cooperates with a guide groove to realize the quick taking and placing of an escape ladder. A groove is internally provided with a slide rail type folding seat storage cabin. The folding seat storage cabin is linked with a storage guide plate through a handle passage to realize the vertical partition management of emergency equipment and auxiliary tools. In addition, the conical self-locking structure and spring elastic pre-tightening mechanism of the plug rod and plug plate can effectively prevent the accidental sliding of the support frame. The combination innovation of the T-shaped guide rail, damping roller and folding cabin integration significantly enhances the safety and convenience of rail transit emergency equipment management.

The utility model discloses a bearing seat and tracking support relates to photovoltaic power generation technical field, and this support includes main beam, bearing seat, photovoltaic bearing and non -driven stand. Bearing seat is enclosed by the stamping cover plate and stamping bearing base of mutual adaptation, and the inside holds photovoltaic bearing, and the stamping bearing base is combined by two same stamping sub -units, and the bottom is connected with non -driven stand. Photovoltaic bearing is integral type spherical high molecule structure, and the sleeve joint is in main beam outside, and its spherical outer contour is adapted with bearing seat inner wall, can realize main beam angle adjustment, and the stamping sub -unit has H type and Y type two, is connected with non -driven stand wing plate or directly with waist board through corbel adapter, and the bearing seat axial both ends are equipped with flanging, and the base is equipped with the strip. The utility model discloses through stamping structure reduces the cost, shortens the period, and realizes flexible angle -adjusting with the help of spherical bearing, and the adaptability is strong, is applicable to large -scale photovoltaic power station.

The application provides a use method of a photovoltaic flexible support wind-resistant cable passing rod, and belongs to the technical field of photovoltaic supports. The photovoltaic flexible support wind-resistant cable passing rod comprises the following steps: S10: the wind-resistant cable is laid and tensioned through the passing rod at the lower part of a stabilizing cable and the upper part of a bearing cable, so that the bearing cable enters the cable passing channel from the side end opening of the passing rod; S20: the rack push-pull rod is pushed up, the two side gears are driven to rotate, the two side tooth rings are simultaneously driven to rotate to the closed state with the notch facing inward, and the bearing cable is passed along the cable passing channel; S30: the rack push-pull rod is pulled down, the two side gears are driven to rotate, the two side tooth rings are driven to rotate to the open state with the notch facing outward, and the bearing cable is released; the passing rod comprises a passing rod base, a linkage component and a line body; the cable passing channel is formed between the passing rod base and the line body; and the application can solve the problems of traditional thread winding and cable passing, such as time-consuming and labor-intensive, and low installation and construction efficiency.

The utility model relates to the field of building construction technology discloses a kind of rope protectors for aerial work, including mounting seat, the mounting seat includes installation vertical board, the one side of installation vertical board is vertically fixed with installation horizontal plate, the other side is fixed with two parallelly arranged fixed plates, two fixed plates between installation have two parallelly arranged first rope protection gyro wheel and second rope protection gyro wheel, first rope protection gyro wheel and second rope protection gyro wheel between form the accommodation space for rope to pass through, the top of installation vertical board is fixed with mounting bracket, sliding wheel is rotatably installed on the mounting bracket.The utility model provides a kind of rope protectors for aerial work, which is safe and reliable, convenient to adjust, easy to maintain and has a buffering protection function, effectively improves the safety and efficiency of aerial work, the rope is limited and supported by the first rope protection gyro wheel and the second rope protection gyro wheel, direct friction between the rope and the fixed component is avoided, the wear of the rope is reduced, and the service life of the rope is prolonged.

A bag-type dust collector for a vibrating screen comprises a dust collector barrel, an exhaust fan, a dust collecting bin, a filter element and a vibrating motor. The filter element comprises a supporting framework constructed to be a cylinder, a filter bag sleeving the outer side of the supporting framework and an elastic lining arranged between the supporting framework and the filter bag, the elastic lining comprises a first sleeve, a second sleeve and a floating ring, the upper end of the filter bag is an open end, the first sleeve is fixed to the upper end of the supporting framework, and the second sleeve is fixed to the upper end of the floating ring. The second sleeve and the floating ring are arranged on the outer wall of the supporting framework in a sliding mode, and the first sleeve, the second sleeve and the floating ring are connected through elastic strips. When the vibration motor drives the partition plate and the filter element to vibrate, the second sleeve and the floating ring elastically slide asynchronously in a reciprocating mode in the axial direction of the framework under the action of inertia force and the elastic strips, so that the filter bag vibrates complexly and violently, the dust removal efficiency can be improved, hardening is prevented, the filter bag is separated from the rigid framework through the elastic lining layer, and the dust removal efficiency is improved. Stress concentration and abrasion risks are avoided, so that the service life of the filter bag is prolonged, and the maintenance cost is reduced.

This utility model relates to the field of safe box technology, specifically a safe box assembly, including a body, a wear-resistant block, and a docking mechanism. The wear-resistant block is connected to the bottom of the body through the docking mechanism. Several docking mechanisms are provided, each including a circular groove, a circular hole, a first arc-shaped plate, a second arc-shaped plate, a cylinder, and a magnet. The circular groove is located at the bottom of the body, and the circular hole is located on the wear-resistant block, penetrating through it. The first and second arc-shaped plates are both located on the top of the wear-resistant block, and both have protrusions on their outer sides. The inner wall of the circular groove has a groove, and the protrusions match the grooves. One end of the cylinder passes through the circular hole and extends into the gap between the first and second arc-shaped plates. This utility model, a safe box assembly, solves the problem of poor wear resistance in current equipment.

This invention provides a dual-lumen thrombus aspiration catheter assembly, belonging to the field of interventional medical device technology. The assembly includes an aspiration tube body with an aspiration cavity and a guide cavity arranged parallel along the axial direction. The proximal end of the aspiration cavity is used to connect to a negative pressure aspiration device, and the distal end has an aspiration port. A distal protection unit is slidably inserted within the guide cavity. The distal protection unit has a guide portion and an interception portion located distal to the guide portion. The interception portion has a compressed state and an expanded state. During operation, the compressed distal protection unit is transported to the distal end of the target location along with the aspiration tube body. After the interception portion of the distal protection unit detaches from the guide cavity, it expands and supports itself at a set position to intercept any thrombi that fall during the operation. The aspiration cavity of the aspiration tube body can move along the guide portion to adjust the position of the aspiration port. This invention primarily addresses the technical problems in existing technologies where adjusting the position of the aspiration catheter requires repeated establishment of guidewire pathways, and the distal protection requires additional instruments, leading to long operation times and high risks.

This utility model discloses an isolation device with an adjustable hinge, comprising: a three-sided sealing strip, an isolation plate, a connecting plate, and a hinge support frame. A hinge fixing member is provided on the lower end face of the isolation plate, and a hinge is provided on the hinge support frame. A first connecting hole is provided at the upper end of the hinge. A third hinge connector passes through the first connecting hole to fix the connecting plate to the isolation plate. The hinge fixing member has a first hinge connecting hole and a second hinge connecting hole. The first hinge connector and the second hinge connector pass through the first hinge connecting hole and the second hinge connecting hole respectively to fix the connecting plate to the isolation plate. The first hinge connecting hole and the second hinge connecting hole are oblong holes. The length of the first hinge connecting hole is greater than the diameter of the first hinge connector, and the length of the second hinge connecting hole is greater than the diameter of the second hinge connector. This application solves the problem of the sealing strip being scratched when the partition is opened due to hinge rotation by providing oblong holes in the first and second hinge connecting holes.

The application provides a double-nut type high-temperature exhaust pipeline sliding support and locking method, and belongs to the technical field of sliding supports. The sliding support comprises a sliding support assembly, a sliding groove, a fixing assembly, a limiting assembly and an elastic assembly. The sliding groove is arranged on the sliding support assembly. The fixing assembly is detachably arranged on the sliding groove. The fixing assembly comprises a bolt, a steel gasket, a first nut and a second nut. The steel gasket, the first nut and the second nut are movably arranged on the bolt in sequence along the axial direction of the bolt. When the pipeline is slightly shaken due to the self weight and ship vibration, the sliding support remains in a stationary state. When the pipeline is axially elongated due to heat, the sliding support can easily realize the sliding function. The double-nut self-locking function can prevent the nut from loosening and falling off. The stress borne by each part is far less than the allowable stress, so that the long-term use of the sliding support assembly can be ensured.

The application discloses a motion control method and device based on visual guidance, and comprises the following steps: acquiring image information of a human body cavity; pre-processing the image; obtaining a cavity center of the human body cavity according to the pre-processed image information; obtaining a motion control strategy of a bronchoscope according to the cavity center; and adjusting the position and posture of the bronchoscope by a trachea cannula robot according to the motion control strategy, so that the bronchoscope moves towards the cavity center. The technical scheme of the application improves the efficiency and safety of a trachea cannula operation.

The invention relates to a tower crane electrical emergency circuit fixing device, and belongs to the technical field of tower crane operation auxiliary facilities. Comprising a tower crane handrail body, an L-shaped mounting plate is arranged on one side of the tower crane handrail body, a vertical mounting plate is arranged on the other side of the tower crane handrail body, a plurality of limiting rods are arranged at the bottom end of the tower crane handrail body, the limiting rods are fixedly connected with the L-shaped mounting plate, and the limiting rods are connected with the vertical mounting plate in a clamped mode; a plurality of second dovetail grooves are formed in the bottom end of one side of the L-shaped mounting plate in a penetrating mode, second dovetail blocks are connected to the interiors of the second dovetail grooves in a clamped mode, and a mounting base is fixedly connected to the other ends of the second dovetail blocks. And a plurality of fixing assemblies are arranged at the other end of the L-shaped mounting plate. The combined design of the claw-type clamping blocks and the flexible iron sheets is adopted, the opening and closing amplitude can be adjusted according to the diameter of the cable, and emergency cables of various diameters can be adapted conveniently.

A screw-rail type generator set protective device, relating to the field of vehicle-mounted generator technology, includes a fixed base, a base frame, a screw-nut mechanism, and a protective housing. The fixed base consists of channel steel and connecting beams. Rollers on both sides of the base frame are rolled into the channel steel grooves. The base frame contains a generator set mounting position. The screw-nut mechanism is installed between the base frame and the fixed base to drive the base frame to extend or retract. The protective housing is mounted on the base frame, with an open bottom, inspection doors and air inlet louvers on both sides, an exhaust louver at one end, an electrical maintenance door at the other end, and a filling port at the top. The base frame contains a vibration damper, and a rubber insulating pad separates the protective housing from the base frame. This invention provides robust support with the fixed base, the roller design allows for smooth extension or retraction of the base frame, the screw-nut mechanism facilitates maintenance and locks the base frame, and the protective housing protects the generator set and dissipates heat. It exhibits good stability and safety, effectively ensuring the stable operation of the generator set.

The utility model discloses a kind of wire harness lead-through conduit's guiding device, belong to aviation wire harness assembly technical field.The device includes tow ball, guide line, wire harness end protector and full thread stop pin;Guide line one end connects tow ball, the other end connects wire harness end protector;Wire harness end protector is equipped with the mounting hole for inserting wire harness, and wire harness is fixed by full thread stop pin.The utility model passes through the gravity of tow ball and guides wire harness to pass through curved conduit, wire harness end protector prevents wire harness connector to scratch conduit inner wall, effectively solve the problem that aircraft finished product wire harness is easy to jam when leading through conduit, scratch inner wall, improve threading efficiency, reduce short-circuit risk.The device can be adapted to different specifications of conduit, with simple structure, convenient operation, strong practicality and the like characteristics.

This utility model discloses an automatic loading and unloading robotic arm structure for a glass double-sided straight-edge machine, relating to the technical field of glass double-sided straight-edge machines. It includes a base assembly and a robotic arm assembly. A movable turntable assembly is connected to the middle of the base assembly, and the robotic arm assembly is mounted on the top surface of the movable turntable assembly. A material-grabbing component is connected and installed at the end of the robotic arm assembly away from the movable turntable assembly. This automatic loading and unloading robotic arm structure for a glass double-sided straight-edge machine, by incorporating the robotic arm assembly and the movable turntable assembly, maximizes the overall structural flexibility of the device. This ensures that the material-grabbing component can perform fast and stable loading and unloading operations on the glass material. The structural design of the material-grabbing component ensures stability during the loading and unloading process. The base assembly drives the movable turntable assembly, which is connected to the robotic arm assembly and the material-grabbing component, to perform stable horizontal movement.

This utility model relates to the field of vane pump technology, and discloses a rotary vane pump with guide grooves, including a housing with an outwardly facing pump inlet and pump outlet; a rotor rotatably disposed inside the housing, with the rotor center offset towards the pump inlet; multiple vanes evenly distributed along the circumference of the rotor, each vane's inner end hinged to the rotor rim via a hinge; a pair of cover plates covering the upper and lower sides of the housing; a pair of guide grooves located on the inner sides of the upper and lower cover plates, the guide grooves being closed loops and eccentrically arranged with respect to the rotor; and a connecting member located at the outer end of each vane and embedded in the upper and lower guide grooves, used to guide the vane to swing around its hinge point when the rotor rotates, causing a change in the chamber volume and realizing the transport of fluid from the pump inlet to the pump outlet. This utility model avoids direct friction between the vanes and the housing, reducing wear and extending service life. The vanes are made of rigid or flexible materials, making it widely applicable and improving the pump's volumetric efficiency and reliability.

The utility model relates to the technical field of cable processing devices, in particular to an off-line crimping device, which comprises a processing panel, a lower crimping seat and an upper crimping head arranged right above the lower crimping seat, the upper crimping head is driven by a first cylinder, guide conveying assemblies are arranged on the left and right side plate bodies of the processing panel, and the guide conveying assemblies are arranged on the left and right side plate bodies of the processing panel. The guide conveying assembly comprises a rear side frame and a vertical plate which are fixedly installed on the machining panel, a servo motor is fixedly installed on a top plate body of the rear side frame, a first conveying wheel is fixedly installed at the tail end of an output shaft of the servo motor, and a horizontally-arranged second air cylinder is fixedly installed on the vertical plate; a U-shaped frame is detachably connected to the tail end of a telescopic shaft of the second air cylinder, a second conveying wheel is rotationally connected between an upper side plate body and a lower side plate body of the U-shaped frame through a rotating shaft, and the first conveying wheel and the second conveying wheel are symmetrical to each other and located at the same height. The clamping and guiding conveying device facilitates clamping and guiding conveying operation and is convenient to use.

This utility model discloses a horizontal drive assembly for an automotive seat, including a motor and a housing. A worm gear and a helical gear are housed within the housing. The motor is connected to the worm gear via a transmission drive to drive its rotation. The worm gear meshes with the helical gear to transmit the worm's rotation to the helical gear, causing it to rotate. Two bushings are arranged opposite each other within the housing. Shoulders are designed at both ends of the helical gear, and these shoulders are inserted into the two bushings to limit and fix the helical gear while allowing it to rotate relative to the bushings. Two collars are also designed at both ends of the helical gear, enclosing the ends of the helical gear teeth and positioned between the shoulders and the teeth. The outer diameter of the shoulders is smaller than the outer diameter of the collars. When the helical gear rotates, the outer end face of the collars can directly contact the inner end face of the corresponding bushing. This utility model effectively avoids direct friction between the irregular end face of the helical gear and the bushings, simplifies the component structure, avoids the abnormal noise problem caused by friction of metal gaskets, and has significant economic benefits.

The utility model relates to the technical field of electrical protection devices, and provides a flexible cable protection structure which comprises a wire protection pipe with deformation capability, fixing seats are installed at the positions, close to the two ends, of the wire protection pipe, one fixing seat is installed in a cabinet body, and the other fixing seat is installed on a cabinet door. A plurality of bending openings are formed in the wire protecting pipe at intervals in the length direction. On the basis, the cable can be effectively protected, the risk of friction damage is reduced, the service life of equipment is prolonged, and the maintenance cost is reduced.

The utility model relates to adjustable speed filter automatic can sealing machine, including frame, the carousel of strip -shaped mouth of taking material of arc and the feed guide mechanism of arranging along carousel circumference, pre -press mechanism, edge sealing device (include press jar mechanism and sealing mechanism), discharge device etc. Sealing mechanism passes through double servo motor independent drive first / second transmission, and the speed difference of adjusting adapts different edge sealing demand, feed guide mechanism passes through adjustable connection mounting seat and integration detection element of strip -shaped hole, and pre -press / press jar mechanism fixes filter respectively through pre -press disc, press jar disc, and edge sealing subassembly is driven by cam (tension spring keeps contact), and discharge device takes the protection piece and prevents injury, and the material component (jacks, top material disc) auxiliary ejection. The equipment realizes efficient, stable, automatic can sealing operation, and promotes adaptability and product yield.

The utility model relates to the technical field of detection kits, in particular to an antibody detection kit with an automatic covering mechanism, which comprises a bottom plate, a cover plate, a pressing block, a power component and an overturning component, the power component is arranged below the bottom plate and is used for reversing and transmitting pressure applied to the pressing block by a user, and the overturning component is used for overturning the pressing block. The power assembly is arranged below the bottom plate and used for transmitting force applied by a user to the turnover assembly, and the turnover assembly is arranged below the bottom plate and used for bearing kinetic energy generated by the power assembly and acting the kinetic energy on the cover plate to cover and open the cover plate. Compared with the prior art, the problem that an existing antibody detection kit is poor in operation convenience is solved.

The utility model provides a solar photovoltaic aluminium frame protection structure. The solar photovoltaic aluminium frame protection structure includes: two aluminium frame shell one and two aluminium frame shell two, the both sides of two aluminium frame shell one are all cut angle one, the both sides of two aluminium frame shell two are all cut angle two, cut angle one is matched with cut angle two, two aluminium frame shell one all is equipped with the inner space one, two aluminium frame shell two all is equipped with the inner space two, the inner space one and the inner space two are equipped with the filling layer matched with the inner space one and the inner space two respectively, the filling layer on the inner space one and the inner space two all is equipped with the gasket matched with the filling layer. The solar photovoltaic aluminium frame protection structure structure simple provided by the utility model can improve the deformation resistance of aluminium frame through the filling layer, can provide the buffering effect and avoid the direct friction between aluminium frame and photovoltaic panel through the gasket, and then can avoid the abrasion and damage between aluminium frame and solar panel.

The utility model relates to the technical field of semiconductor lighting, and discloses a separating type LED reflecting film assembly which comprises a protective outer shell, fixed inner shells are fixedly installed on the two sides of the interior of the protective outer shell, LED light source structures are arranged on the side faces of the fixed inner shells, light source reflecting structures are arranged on the upper half portions of the interiors of the fixed inner shells, and the light source reflecting structures are arranged on the lower half portions of the interiors of the fixed inner shells. A light source diffusion structure is arranged on the lower half portion in the fixed inner shell, and a heat dissipation structure is arranged on the side face of the fixed inner shell. Through reasonable matching of the protective outer shell and the fixed inner shell, a stable supporting environment is provided for internal components, and internal structure displacement caused by external vibration is reduced; in the light source reflection structure and the light source diffusion structure, direct friction among a reflection diaphragm, a light guide plate, a total reflection brightness enhancement film, a diffusion diaphragm and the like is effectively avoided through interval separation blocks among the components.

The utility model provides a kind of steel band sealing type linear module, it includes: module main body, including the accommodation portion with upper opening, the guide rail being located in the accommodation portion and the steel band assembly being located at opening, steel band assembly includes the magnetic attraction strip being located in the length direction of opening two side edges, steel band and the tablet that will steel band front and back two ends be fixed in opening front and back two ends;Drive assembly, including motor and the transmission mechanism being connected with motor power;Sliding seat, be located in transmission mechanism, the bottom of sliding seat is equipped with the slider matched with guide rail, transmission mechanism drives sliding seat to move along guide rail;Slide table, be located in the top of sliding seat, including mounting seat, first roller, second roller and cover plate, two first rollers are arranged on mounting seat along slide table moving direction, two second rollers are respectively two first rollers front and rear, two first rollers lift the middle part of steel band to preset height, two second rollers are located above steel band, and steel band is pressed to the plane where opening is.

This invention discloses a rotary reaction apparatus and process suitable for high-temperature molten salt pyrolysis of biomass. The reaction apparatus includes a molten salt purging device, a molten salt inlet, a compartmentalized molten salt tank, an integrated stage, a nickel-based alloy mesh, a motor, a reaction apparatus shell, a gas detection system, a temperature detection and control system, baffles, and a heating layer. The apparatus is made of high-temperature and corrosion-resistant materials, making it suitable for high-temperature and highly corrosive environments. Based on the synergistic effect of the molten salt characteristics and the reaction apparatus, the utilization efficiency of the molten salt is effectively improved and the mass and heat transfer processes are enhanced through the significant thinning and renewal rate of the liquid film under hypergravity conditions. By adjusting the molten salt feed rate and the rotation speed of the rotary table, the pyrolysis process under different mass and heat transfer efficiencies can be explored. This invention can be extended to reaction systems such as liquid metals. The assembly of this invention is relatively efficient, with low investment, and it can explore the influence of mass and heat transfer during the pyrolysis process on the products, thereby obtaining relevant thermodynamic and kinetic parameters.

The utility model relates to the technical field of construction protective nets, in particular to a wet joint protective net which comprises a support, a protective net body and a protective net body. Connectors are arranged at the two ends of the rotating drum, the rotating drum is rotationally connected with the connectors, the connectors are connected with the support, a roller is arranged on the inner side of the rotating drum, a protective net is wound on the roller, one end of the roller is connected with a rotating wheel through a rotating shaft, and the rotating shaft is rotationally connected with the connectors. A notch matched with the protective net is formed in the side wall of the rotary drum, and a hook is arranged at one end of the protective net. The bracket is arranged, the clips are arranged on the lower side of the bracket, and the hooks are arranged on the protective net, so that the whole protective net can be conveniently fixed at a construction position, the installation is more convenient, and the protective net arrangement efficiency is improved; the protective net is stored in the rotatable drum, the net outlet direction can be flexibly adjusted according to different site construction conditions, abrasion of the protective net is reduced, and the service life of the protective net is prolonged.

This utility model belongs to the field of water supply and drainage pipeline construction technology, specifically providing a wall-penetrating structure for building water supply and drainage pipelines. It includes a wall-penetrating sleeve, in which the water supply and drainage pipes pass, and the two are sealed together by multiple sealing components. Each sealing component includes a mounting base, an elastic airbag, and an air guide pipe. The mounting base is fitted onto the water supply and drainage pipe and has an mounting groove. One side of the elastic airbag is fixedly installed at the bottom of the mounting groove. One end of the air guide pipe communicates with the elastic airbag, and the other end communicates with an external air pump or is sealed by a sealing plug. The other end extends beyond the top of the mounting groove under the action of the external air pump, abutting against the inner wall of the wall-penetrating sleeve. This utility model, through the arrangement of multiple sealing components including a mounting base, an elastic airbag, and an air guide pipe, allows for temporary assembly and disassembly of the water supply and drainage pipes and the wall-penetrating sleeve by inflating and deflating the elastic airbag, which is convenient and quick. Furthermore, it can adaptively adjust according to the deformation of the wall-penetrating sleeve, ensuring the sealing performance between the two.

The utility model discloses a refrigerator door body sealing device relates to refrigerator technical field, including the intermediate plate of installation in the top side and the bottom side inner wall of refrigerator body, both sides of intermediate plate all are fixedly installed with fixed frame, and the inboard wall of refrigerator body is connected with the outside of fixed frame, one side of fixed frame is equipped with the fixed frame of installation of fixed installation in switch door side portion. When the application switches the door and closes, first through the frame sealing gasket and realizes the preliminary sealing of installation frame and fixed frame, and the frame elastic sealing strip cooperates the moving plate and sealing plate, realizes the reinforced sealing of installation frame and three inboard walls of refrigerator body and intermediate plate, and the sealing effect between door body and cabinet is improved significantly in double -sealed structure, effectively reduces the cold air leakage, and sealing plate only pushes the frame elastic sealing strip tight corner through the connecting mechanism when closing, avoids the direct friction of door body and cabinet in the process of opening and closing, and reduces the frame elastic sealing strip abrasion.

This utility model relates to the field of duct technology and discloses a composite fiberglass duct for ventilation and air conditioning engineering. It includes a duct assembly with a load-bearing support component fitted onto its surface. The load-bearing support component includes a fixed frame with a groove on its surface and an anti-slip rubber pad on its inner side. The fixed frame is U-shaped and locked to the outer surface of the duct assembly. The groove is located on the two U-shaped sides of the fixed frame. This utility model utilizes the sliding engagement between the U-shaped fixed frame and the groove, allowing the locking bolts to adjust the moving plate longitudinally along the fixed frame, adapting to the installation requirements of ducts with different diameters. The connecting bolt column and the support plate are flexibly adjusted vertically using two sets of locking nuts, eliminating the need for custom brackets and adapting to different installation environments, significantly improving construction efficiency and reducing costs.

The utility model relates to a novel steel conveying belt which comprises a base belt and a replaceable short belt. Protruding parts are arranged on the two sides of the base band, and a plurality of mounting holes are formed in the protruding parts. The steel conveying belt comprises a base belt and a replaceable short belt, the replaceable short belt is composed of short belt bodies and connecting assemblies, and the short belt bodies are sequentially and tightly installed on installation holes of the base belt through the connecting assemblies, cover the whole base belt and make direct contact with conveyed materials. And the wear resistance and the anti-tearing performance of the conveying belt are greatly improved. When the conveying belt is seriously impacted or abraded by conveyed materials, the replaceable short belt can be locally replaced, so that the replaceability of the conveying belt is improved, the maintenance cost is reduced, and the problems that the conveying belt is seriously abraded and is short in service life in the conveying process of materials with complex lumpiness, sharp edges and corners, high abradability and certain impact characteristics are solved.

This invention provides a nitrile glove storage device, belonging to the field of protective equipment storage and management technology. It includes a moving unit with a main housing. Both ends of the main housing are equipped with handles for gripping and moving the gloves. The main housing is fitted with an adjustable extension compartment. This invention allows for the separate storage of nitrile gloves of different specifications and uses through multiple classification compartments, avoiding the time-consuming searching caused by mixed storage and reducing the risk of cross-contamination during retrieval. The combination of the arc-shaped bracket and the mounting frame provides a storage environment that conforms to the natural shape of the gloves. An adjuster moves the glove clamp along the arc-shaped bracket, flexibly adjusting the clamping position to accommodate gloves of different sizes, effectively preventing wrinkles and damage caused by stacking and compression. The inclusion of a cushioning pad further avoids direct friction between the gloves and the bracket, ensuring the integrity of the gloves and wearing comfort.