19results about How to "High replaceability" patented technology

The present application belongs to the technical field of low-frequency vibration control, aiming at the problems of high damping ratio, instability, low vibration control efficiency and unsuitable for large-scale engineering of existing inertial damper, a low-damping tuned inertial damper device is provided, which provides the possibility for the whole system to realize the required optimal damping ratio, and further efficiently controls low-frequency resonance. Unlike traditional rigid support and transmission mode, the device adopts economical, reliable and convenient flexible suspension support and transmission mode to realize low frequency and stable low damping of the system. The flexible support part and the rigid inertial device are in contact transmission around, which eliminates the high damping caused by high energy consumption due to instability caused by friction and collision in traditional inertial tuned mass damper, so as to ensure that the large inertial system realizes stable low damping ratio, meets the needs of realizing optimal control effect, and is directly applied to large engineering structure resonance control.

The utility model relates to lighting device technical field, concretely relates to a modularization quick detachable lamp, include: lamp body, be provided with the chassis in the lamp body, be provided with module connecting element on the chassis, be provided with electrical interface on the module connecting element, be equipped with at least one functional module placement position on the chassis, functional module placement position is detachably installed with functional module through mechanical fixed structure, module connecting element is detachably connected with at least one functional module through electrical interface. The mechanical fixed structure is quick detachable connecting structure. Be provided with the mounting ring on the chassis, the mounting ring is detachably connected with the light source module matched therewith through the screw knob structure. Therefore, provide a modularization quick detachable lamp to solve the problem of the difficulty of buying new lamp or refitting original lamp when having different function demand to the lamp in the prior art.

The utility model relates to the technical field of clutch power transmission, and provides a reversing wet clutch. The clutch comprises an input shaft and a connecting blocking table on the side wall of the input shaft, and an annular baffle is arranged in a clutch hub body and divides the interior into a left cavity and a right cavity. A clutch mechanism is arranged in each cavity and connected with a driving gear on the input shaft. The left clutch mechanism is responsible for power combination and separation of the left cavity and the driving gear, and the right clutch mechanism is responsible for the right cavity. By means of the design, the forward gear and the reverse gear can be rapidly and stably switched under the condition that power transmission is not interrupted. Different from traditional mechanical gear shifting which needs stopping to interrupt power, the structure achieves independent control and switching of power, and improves continuity and efficiency of operation of the tractor. In addition, the control logic of the transmission system is simplified through the independent clutch mechanism, and the operation complexity and the working intensity of a driver are reduced.

The utility model relates to the technical field of double-fluid atomized oil nozzles, in particular to a double-fluid atomized oil nozzle which comprises a hexagonal flange, a nozzle body and a fixing ring, one side of the hexagonal flange is connected with the nozzle body through a threaded pipe, and a cap head is arranged at the other end of the nozzle body. A connecting pipe is welded to one side of the top of the nozzle body, a filter screen B is connected between the inner walls of the nozzle body through a rotating shaft, a suction valve is installed at the bottom of the nozzle body through a reserved opening and a bolt, a fixing ring is arranged on the side, corresponding to the connecting pipe, of the periphery of the nozzle body, and tightening bolts penetrate through the two sides of the fixing ring. Water flows through the filter screen A and enters the nozzle body, impurities carried in a water source can be filtered out, the phenomenon that the nozzle is blocked is avoided, the filter screen A is detached for replacement and cleaning in the later period, replaceability of local parts is achieved, and the maintenance and replacement cost is reduced.

The application discloses a photovoltaic inverter and a photovoltaic inverter system. The photovoltaic inverter comprises a parallel output end, a total output end, a plurality of MPPT modules and a plurality of inverter power modules. The total output end and the parallel output end are electrically connected. The input end of the MPPT module is used for connecting a photovoltaic panel and outputting the voltage output by the photovoltaic panel after voltage boosting. The output ends of the plurality of inverter power modules are respectively electrically connected with the parallel output end. The inverter power module is used for outputting the voltage input by the input end to the parallel output end after inverting the voltage. The input end of the inverter power module is connected with the output end of at least one MPPT module, and the output end of the MPPT module is connected with the input end of only one inverter power module. Alternatively, the input ends of all the inverter power modules are respectively electrically connected with a bus, and the output ends of all the MPPT modules are respectively electrically connected with the bus. The application aims to improve the output capacity of the photovoltaic inverter.

The utility model relates to packing box technical field especially a packing box support structure, including packing box body, be provided with first screw bushing and box bottom plate on packing box body, the top of packing box body is equipped with box cover, be provided with second screw bushing on box bottom plate, the card of box bottom plate is equipped with angle support, is equipped with vertical installation groove on angle support, is inserted with angle support base in vertical installation groove, is equipped with vertical support on angle support base, is equipped with first sunken groove and second sunken groove on angle support, is equipped with middle angle support and screw groove on angle support base, is equipped with second bolt on second cap handle, is equipped with anti -loose disc on second bolt, is equipped with buckle groove on second cap handle. Realized the bottom angle support base of finished product lithium cell with wooden material material loading and transportation packing box body and the replaceability of vertical support, improved the bottom integral effective support area of packing box body, improved the thread anti -loosening between second bolt and screw groove.

The utility model relates to the field of LED display screens, in particular to a movable wine bottle LED display screen. Comprising a base, the base is connected with a supporting frame in a buckled mode, the supporting frame is connected with a connecting frame in a buckled mode, the connecting frame is connected with a top frame, the top frame is detachably connected with a top cover, the supporting frame, the connecting frame and the top frame are connected with a display screen, the display screen is a flexible LED display screen, and the top frame and the connecting frame are each provided with a hollowed-out groove. The mounting plate is rotationally connected with a bracket, the bracket is rotationally connected with universal wheels, the bracket is rotationally connected with a screw rod, the screw rod is connected with an adjusting disc, the screw rod is in threaded connection with a supporting block, the supporting block is in sliding connection with the bracket, the supporting block is connected with a T-shaped block, the bracket is provided with a T-shaped groove, and the T-shaped block is in sliding connection with the T-shaped groove. According to the utility model, the display screen device has mobility, can be easily moved among different places, and meets diversified display requirements.

The invention relates to a multi-beam composite laser cleaning head and a working method thereof. The multi-beam composite laser cleaning head comprises a main body unit, a laser input unit and a light path transmission and shaping unit, the light path transmission and shaping unit is arranged in the main body unit and comprises four light paths; the laser input unit comprises four QBH installation bases arranged on the upper portion of the main body unit, and optical fibers are installed in the QBH installation bases. Point light spots emitted by multiple optical fibers can be received at the same time, the requirement that multiple laser cleaning machines are used at the same time is met, and the average power of the laser cleaning machines is improved; the light spot arrangement mode can be rapidly switched according to the use scene, and the cleaning effect and the cleaning efficiency of the laser cleaning machine are improved.

The utility model belongs to the technical field of conveying equipment, and relates to a novel steel material conveying line which comprises a head assembly, a tail and tensioning assembly, a surface increasing wheel and a rack, an upper carrier roller, a lower carrier roller, a vertical roller, a baffle assembly and a buffer chute are installed on the rack, and a special conveying belt used for conveying materials is arranged on the carrier rollers. The special conveying belt comprises a base belt and a replaceable short belt, the lower carrier roller comprises a lower carrier roller frame and a lower carrier roller roller, the surface increasing wheel comprises a mounting frame and a surface increasing wheel body, the head and the driving combination are used for driving the special conveying belt, steel materials are conveyed to a buffering chute of the head from the tail and fall to a downstream conveying line, and continuous conveying of the steel materials is completed. The special conveying belt is adopted to replace a traditional conveying belt, the abrasion resistance, the anti-tearing performance and the replaceability of the conveying belt are improved, and conveying of steel materials such as scrap steel with lumpiness, complexity, sharp edges and corners, high abradability and impact characteristics is completed.

The application discloses a cooling mold device and a continuous casting method thereof. The cooling mold device comprises a crystallizer assembly and a mold die assembly. The mold die assembly is arranged in the interior of the crystallizer assembly, and the mold die assembly and the crystallizer assembly are conically fitted and installed. The mold die assembly comprises a mold core rod, a first fixed copper sleeve, a second fixed copper sleeve and a plurality of mold inner linings. The plurality of mold inner linings are distributed in a circular array in a circumferential direction. The mold core rod is arranged in a cavity formed between the plurality of mold inner linings. The upper and lower ends of the plurality of mold inner linings are fixed by the first fixed copper sleeve and the second fixed copper sleeve respectively. The cooling mold of the application is composed of multiple materials with different thermal conductivity coefficients arranged in the circumferential direction. The application weakens the problem that the heat exchange coefficient is strong at the lower part and weak at the upper part of the casting blank due to the gravity of the casting blank itself during the horizontal continuous casting process. The cooling during the horizontal continuous casting process is more uniform. Therefore, the casting blank with more uniform structure, composition and performance can be obtained, and the quality of the casting blank is improved.

The application discloses a pre-stranded suspension clamp convenient to install and replace, and belongs to the technical field of overhead transmission lines, which comprises two mutually-opposed suspension clamping plates, a first adapter head clamped and connected to the inner sides of the two suspension clamping plates, a first combined hole being formed in the end face of the first adapter head, and the first adapter head being fixedly connected with the two suspension clamping plates through a second bolt, a combined seat being detachably connected to the first adapter head, and a first threaded cylinder being sleeved on the top of the combined seat, and a metal chain being embedded in the inner side of the first threaded cylinder, wherein the installation operation is convenient and labor-saving, the first threaded cylinder and the second threaded cylinder are designed to be initially separated, the metal chain connecting the first threaded cylinder and the second threaded cylinder is kept relaxed at the initial stage of installation, the second adapter head is connected with the electric pole hoop, the operation is completely independent, the gravity of the cable does not need to be overcome, and the labor intensity and operation difficulty of the installation personnel are remarkably reduced.

This utility model relates to the technical field of tobacco processing equipment, specifically to a high-pressure nozzle device for a filter rod forming machine, aiming to solve the problems of uneven airflow and unstable fiber filling in existing single-path nozzles. The device mainly consists of a central guide cone and an outer casing tube, which are connected by threads to achieve relative axial adjustment, forming an adjustable cross-sectional area annular jet channel. Two symmetrical air inlet pipes are provided on the side wall of the outer casing tube. Compressed air enters the jet channel through the air inlet pipes and is ejected at high speed from multiple jet nozzles, propelling the fiber material along the tube direction and achieving uniform compaction. The device is also equipped with a fixed support and related connecting parts, facilitating installation on the filter rod forming machine and ensuring operational stability. By adjusting the insertion depth of the central guide cone, the airflow intensity can be flexibly controlled, significantly improving the stability of fiber conveying and the forming quality of the filter rod. This device has a simple structure, is easy to install, and is suitable for improving filter rod production efficiency and product performance.

This invention discloses a multi-channel radio frequency coaxial connector, comprising: a first housing having a quincunx-shaped cavity at its rear end, with several holes arranged around the axis of the first housing within the quincunx-shaped cavity; the rear end of the first housing having several pin holes and several screw holes, the pin holes being radially arranged and the screw holes being axially arranged, with the positions of the pin holes and screw holes corresponding one-to-one; several single-channel connector assemblies, each axially disposed within the first housing, with the rear ends of the several single-channel connector assemblies respectively located in corresponding holes; several pins, each radially inserted into corresponding pin holes, the inner ends of the pins engaging the sides of the single-channel connector assemblies; and several screws, each axially screwed into corresponding screw holes, the inner ends of the screws abutting the sides of the pins. The rear end of the first housing of this invention can accommodate large-sized single-channel connector assemblies, and is stable to assemble and easy to disassemble, solving the problem of insufficient space for connecting large-sized corrugated cable to each single-channel connector assembly.

The utility model relates to a kind of modularization assembly type high-efficiency cyclic anaerobic IC reaction device, self-cleaning uniform water distributor is laid in the mud bucket area of bottom in anaerobic IC reactor, and self-cleaning uniform water distributor includes: water distribution main pipe and multiple water distribution branch pipes at its lower end and around water distribution main pipe radially distributed, the open end of water distribution main pipe is communicated with water inlet pump through sewage pipe;Each water distribution branch pipe one end is open, and the other end is closed;The open end of each water distribution branch pipe is communicated with the inner chamber of water distribution main pipe, and each water distribution branch pipe is inclined downward, multiple water distribution holes with gradually increasing aperture are sequentially arranged on single water distribution branch pipe from open end to closed end direction, and the included angle between water distribution hole opening direction and opening point and the line connecting with center is 20 °~45 °. Advantageous effect is: ensure that water power is uniformly distributed, make bottom sludge present cyclone flow state, improve the expansion degree of reinforced expanded sludge, and simultaneously self-clean bottom sludge, prevent sludge deposition.

The utility model relates to the technical field of sound equipment, in particular to a sound equipment mesh enclosure mounting structure and a sound equipment. Comprising a body part which comprises a sound housing and a first horn support, and the side surface of the sound housing is provided with a first installation port; the first loudspeaker bracket is mounted at the first mounting opening and encloses a loudspeaker mounting cavity with the sound equipment shell; the side face net cover wraps at least part of the side face of the body part in the circumferential direction of the body part, a buckle assembly is arranged between the inner side face of the side face net cover and the body part, and the buckle assembly forms locking force on the side face net cover so that the inner wall of the side face net cover can abut against the outer surface of the body part. By means of the installation mode of the buckle assemblies, the side face net covers can be fixed to the body part without screws, even if the side face net covers are made of different materials, only the same buckle assemblies need to be arranged between the different side face net covers and the body part, replacement of the side face net covers made of different materials is facilitated, the replaceability of the side face net covers is achieved, and the replacement cost of the side face net covers is reduced. And the universality of the body part is improved.

This utility model relates to the field of graphite boat technology, specifically to a combined graphite boat locking point. The combined graphite boat locking point includes a connector, a positioning component, a first fixing component, and a second fixing component. The positioning component is detachably sleeved on the connector, and the first and second fixing components are detachably mounted on both ends of the connector, with the positioning component located between the first and second fixing components. The connector, positioning component, and first fixing component form a first positioning groove, and the connector, positioning component, and second fixing component form a second positioning groove. The positioning component, first fixing component, and second fixing component are all made of graphite, and the connector is made of a wear-resistant material. This utility model can increase the replaceability of vulnerable points in the graphite boat locking point to improve its service life, reduce the number of times the graphite boat locking point needs to be replaced to reduce production costs, and thus solve the technical problem of excessively high production costs caused by frequent replacements due to wear in existing graphite boat locking points.

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.

The invention discloses a multifunctional industrial input interface and device, and aims to solve the problems of poor compatibility, inconvenience in switching, high cost and limited expansibility of the conventional universal input interface. The interface comprises: a signal input terminal, which is used for accessing PT1000, 4-20mA, 0-10V and NTC signals; the analog switch unit is provided with a plurality of two-way switch pairs and is used for gating different signal paths; the signal conversion unit is used for uniformly converting the gated signals into voltage signals; and a control unit for controlling the switching of the analog switch unit. Wherein a PT1000 signal path is directly connected with a constant current source, a 4-20mA current signal is grounded and converted into voltage through a precision sampling resistor, and an NTC signal is connected with a reference voltage source through a precision resistor. Hot switching of signal types is achieved through software control, discrete component design is adopted, and the device has the advantages of being high in compatibility, precision and stability and low in cost.

This invention relates to a multi-station UAV identification and positioning system and method, belonging to the field of UAV countermeasures. The purpose of this invention is to solve the problems of existing technologies, such as reliance on protocol parsing, poor adaptability, rigid antenna array requirements, and high demands on antenna shape and layout. The multi-station UAV identification and positioning system includes: a master controller, controlled devices, a radio transceiver platform, antenna components, and a cloud server. The master controller communicates with the cloud server via a network port to upload data. The master controller communicates with several controlled devices (two or more) via a wireless local area network. The master controller and controlled devices communicate with their respective subordinate radio transceiver platforms via network ports, with each radio transceiver platform corresponding to one master controller or controlled device.