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25results about How to "Quick Locate Connection" patented technology
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Quick connecting device for fire hose
ActiveCN222351731Ushorten the timequick connectionCouplingsHose connectionsArchitectural engineeringStructural engineering
Owner:ZHUMING FIRE ENGINEERING TECHNOLOGY (SHANGHAI) CO LTD
Steel bar integrated profile steel connecting device suitable for nuclear island and construction method
PendingCN119531552AQuick Locate ConnectionGuaranteed StrengthBuilding material handlingBuilding reinforcementsButt jointLap joint
The invention discloses a steel bar integrated profile steel connecting device suitable for a nuclear island and a construction method, and belongs to the technical field of steel bar integrated assembly. The steel bar integrated profile steel connecting device comprises a prefabricated steel bar cage, the prefabricated steel bar cage is composed of a plurality of layers of steel bar meshes, and steel bar trusses are arranged between the adjacent layers of steel bar meshes; c-shaped steel or H-shaped steel is welded and fixed at the end part of the prefabricated reinforcement cage; when the adjacent prefabricated reinforcement cages are connected, the two pieces of C-shaped steel or H-shaped steel of the same size between the adjacent ends are in butt joint and are fixed through bolt connection or welding. Steel bar meshes on the upper layer and the lower layer are in lap joint and welding with C-shaped steel or H-shaped steel at the ends of the prefabricated steel bar cages, the C-shaped steel or the H-shaped steel at the ends of the two same prefabricated steel bar cages is connected, steel bars between the adjacent steel bar cages are rapidly positioned and connected, equal-strength connection of the steel bars is achieved, and the problem that horizontal steel bars cannot be aligned is solved. On-site workload is reduced, and construction efficiency is improved.
Owner:SHANGHAI NUCLEAR ENGINEERING RESEARCH & DESIGN INSTITUTE CO LTD
A high-efficiency semiconductor laser packaging auxiliary device and a packaging method
The application relates to the technical field of semiconductor laser packaging, in particular to a high-efficiency semiconductor laser packaging auxiliary device and a packaging method. The packaging auxiliary device comprises a cooler, a secondary heat sink, an integrated L-shaped electrode, a first insulating sheet and a second insulating sheet. The upper surface of the cooler is provided with a first groove for accommodating the secondary heat sink; the upper surface of the secondary heat sink is provided with a second groove, the second groove is provided with a plurality of third grooves which are arranged at intervals and parallel to each other, the bottom surface of the second groove between the adjacent third grooves is provided with a boss, and the two ends of the secondary heat sink are provided with openings which are arranged parallel to the second groove. The integrated L-shaped electrode is arranged on the cooler. The technical scheme of the application can effectively reduce the packaging difficulty of the semiconductor laser, improve the packaging efficiency and reduce the packaging cost.
Owner:Shandong Huaguang Optoelectronics Co. Ltd.
Quick positioning and connecting device for floating bridge and pontoon bridge
ActiveCN224119420URapid positioningQuick Locate ConnectionBridge structural detailsBridge erection/assemblyButt jointClassical mechanics
The utility model relates to a butt joint positioning device for floating bridge modules. A quick positioning and connecting device for a floating bridge and a pontoon bridge is composed of a positioning mechanism and a connecting mechanism, and the positioning mechanism is composed of a positioning rod (108), a positioning baffle (103), a movable clamping rod (106), a buffer spring (105), a steel wire rope (104) and a winch (101); the movable clamping rod (106) is connected with the positioning baffle (103) through the buffer spring (105), the positioning baffle and the winch are fixedly connected with one floating bridge or pontoon bridge unit, and the positioning rod (108) is fixedly connected with the other floating bridge or pontoon bridge unit. One end of the steel wire rope is connected with the winch (101), and the other end of the steel wire rope penetrates through a strip-shaped ring (107) arranged at the front end of the movable clamping rod (106) to be fixed to the positioning baffle (103). According to the connecting structure, accurate positioning of the connecting structure of the pontoon bridge and the pontoon bridge and rapid connection of the pontoon bridge and the pontoon bridge unit can be achieved, the butt joint time of the pontoon bridge and the pontoon bridge is greatly shortened, and the connecting efficiency of the pontoon bridge and the pontoon bridge is improved.
Owner:苏国安
A method of connecting a concrete arch rib foot segment to an abutment
The application provides a connecting method for a concrete arch rib arch foot segment and an arch seat, comprising the following steps: S1, fixing arch rib embedded steel plates and arch rib embedded positioning pieces at the bottom of the arch foot segment of the arch rib at intervals, and fixing arch seat embedded steel plates and arch seat embedded positioning pieces on the arch seat; S2, hoisting the arch foot segment to the arch seat, so that the arch seat embedded positioning pieces and the arch rib embedded positioning pieces are in contact, and full welding is adopted to weld the arch rib embedded steel plates and the arch seat embedded steel plates by using connecting steel plates; S3, disconnecting the arch foot segment and the hoisting device, and then welding the arch seat embedded steel bars on the arch seat and the arch rib embedded steel bars of the arch foot segment; S4, after the remaining segments of the arch rib are installed and the arch rib closure is completed, welding the contact surfaces of the arch rib embedded positioning pieces and the arch seat embedded positioning pieces firmly; and S5, pouring concrete at the sealing foot area of the arch seat and the bottom end of the arch foot segment, so as to realize the connection of the arch seat and the arch foot segment. The method can realize the rapid positioning and connection of the arch foot segment and the arch seat.
Owner:GUANGXI ROAD & BRIDGE ENG GRP CO LTD
Motor convenient to fix
ActiveCN222301521Uquick installationquick releaseSupports/enclosures/casingsElectric machineControl engineering
The utility model discloses a motor convenient to fix, which comprises a motor and a base, the motor is connected with the base through a quick assembly, the quick assembly comprises a sliding table, supporting legs and bolts, the sliding table is connected to the top of the base in a sliding manner, the supporting legs are symmetrically arranged at the bottom of the motor, and the bolts are arranged on the sliding table. The bolts are sequentially connected with the base, the sliding table and the supporting legs, rapid mounting and dismounting of the motor are achieved through the rapid mounting assembly, and the mounting precision and the working efficiency are improved. The design of a base boss and a sliding rail ensures that the sliding table and the base are quickly positioned and connected, and installation precision is ensured. The blocking piece prevents the sliding table from moving. The supporting leg comprises a side edge strip and a clamping strip, and is stable and reliable. The side ribs and the clamping strips are not in the same plane, so that the precision is prevented from being influenced by abrasion. The design of the base and the sliding table adapts to different installation environments. And the quick-mounting assembly enables mounting and dismounting to be more flexible and convenient.
Owner:SHANGYU OX GEAR ELECTRICAL MACHINERY CO LTD
Guide roller easy to disassemble and assemble
ActiveCN222296723UImprove practicalityImprove efficiencyShaft and bearingsStructural engineeringMechanical engineering
Owner:JIANGSU JUSHENG ELECTROMECHANICAL TECH CO LTD
Nitrogen production increasing pressurizing equipment
ActiveCN224364065Ueasy maintenanceStable deliveryPositive displacement pump componentsContainer filling methods
The utility model relates to nitrogen gas production increasing pressurization technical field especially is a kind of pressurizing equipment for nitrogen gas production increasing, including nitrogen cylinder, the top opening of nitrogen cylinder is equipped with the one end of first connecting pipe, the other end of first connecting pipe is engaged in the top opening of filter box, the bottom opening of filter box is equipped with the one end of second connecting pipe, the other end of second connecting pipe is inserted in the air inlet end of booster pump, the air outlet end of booster pump is inserted with third connecting pipe, the other end of third connecting pipe is engaged in the air inlet end of gas holder, the air outlet end of gas holder is equipped with fourth connecting pipe;The first connecting pipe, second connecting pipe, third connecting pipe, fourth connecting pipe and the port connection of nitrogen cylinder, filter box, gas holder are all equipped with quick connector. Double filtration is realized in filter box in the device, pressure gauge can show pressure in gas holder, pressure relief pipe cooperates with safety valve to automatically relieve overpressure, improves safety, quick connector is positioned tightly to prevent leakage, and is efficiently disassembled.
Owner:SICHUAN HENGCHANGXING ENERGY TECH CO LTD
Self-pressure-relief quick connector
ActiveCN222277864UAutomate the processImprove installation work efficiencyFlanged jointsPipe elementsStructural engineering
The utility model discloses a self-pressure-relief quick connector which comprises a self-pressure-relief connector body and an auxiliary connector body. The pressure relief assembly comprises a sliding rod fixedly connected to the outer wall of the self-pressure-relief connector, an adjusting plate is connected to the sliding rod in a sliding mode, a pressure relief pipe is fixedly connected to the adjusting plate, a plurality of pressure relief holes are formed in the pressure relief pipe, and a through hole is formed in the side wall of the self-pressure-relief connector. The pipeline joint device has the advantages that automatic pressure relief of the joint device can be completed through the pressure relief pipe, and the pressure relief pipe and the adjusting plate can be pulled to automatically reset through the extension spring after pressure relief is completed, so that automatic and timely pressure relief of a pipeline and a joint can be achieved, normal use of the pipeline joint device is guaranteed, and connection and installation operation of the joint can be rapidly completed; and the installation operation efficiency of the pipeline joint is improved.
Owner:JIANGSU TENGYI PRECISION IND CO LTD
Combined photovoltaic panel convenient to splice
ActiveCN222531634Ueasy to combineEasy to install and combineSolar heating energyPhotovoltaicsStructural engineeringMechanical engineering
Owner:YISHUI YI NENG ELECTRIC POWER TECHNOLOGY CO LTD
Combined calibration weight for net content inspection of packaged goods
ActiveCN224398787UFast and precise positioning of connectionsreduce professionalismWeighing apparatus detailsControl engineeringControl theory
The utility model relates to the technical field of calibration weight, and disclose a special combined calibration weight for net content inspection of packaged goods, first calibration weight bottom position swing joint has second calibration weight, first calibration weight and second calibration weight bottom position all are set up with combined inner groove, first calibration weight and second calibration weight top position all are set up with combined protrusion, combined inner groove and combined protrusion all interlock, first calibration weight and second calibration weight whole structure appearance are completely same, first calibration weight sets up combined inner groove and sets up the sleeve inner chamber in the middle position, combined inner groove surface one side position sets up combined clamping groove, through combined protrusion, combined inner groove, be favorable to when first calibration weight and second calibration weight carry out combination and carry out quick accurate positioning connection through combined clamping groove and rectangular limit sliding block, reduce its combination specialty, avoid the emergence of the condition that the weighing deviation leads to improper operation.
Owner:CHONGQING ACAD OF METROLOGY & QUALITY INST
Avionics bus test platform
ActiveCN224217093UEasy to disassemblePositioning rod insertionDetecting faulty computer hardwareAviationStructural engineering
The utility model discloses an avionics bus test platform, relates to the bus test technology field, and comprises a processor and a coupler, one side of the processor is provided with a first threaded hole, a mounting rack is installed through a bolt, two ends of the bottom of the coupler are fixedly provided with a connecting rack, the connecting rack is provided with a connecting hole, and the connecting hole is connected with the processor. An L-shaped fixing frame is fixedly mounted on the mounting frame, a push plate is arranged between the fixing frame and the mounting frame, positioning rods are fixedly mounted at the tops of the two ends of the push plate, penetrate through the mounting frame and are matched with the connecting holes, guide rods are fixedly mounted at the bottoms of the two ends of the push plate and penetrate through the fixing frame, and springs are arranged on the peripheral sides of the guide rods. The two ends of the spring are connected with the push plate and the fixing frame respectively, and a pull rod fixedly arranged at the bottom of the push plate penetrates through the fixing frame to be connected with a pull handle. According to the utility model, the push plate is moved by pulling the pull handle, and the positioning rod can be pulled out of or inserted into the connecting hole, so that the mounting and dismounting time is greatly shortened, and the testing efficiency is improved.
Owner:SHANGHAI OBIT AEROSPACE TECH CO LTD
Office light bar and office light set
ActiveCN224201663UEasy to tighten the connectionImprove assembly efficiencyElectric circuit arrangementsLight fasteningsEngineeringLens plate
The office light bar comprises a connecting profile, a driving power source, an LED light bar body, a lens plate, a left sealing cover block and a right sealing cover block. A containing cavity is formed in the connecting profile, an upper communicating hole is formed in the upper left side of the connecting profile, and an upper groove which is concave upwards and inwards is formed in the lower side of the connecting profile. The driving power supply is arranged on the left side in the accommodating cavity, and the power connection end extends out of the upper communicating hole to be externally connected with a power supply; the LED lamp strip is arranged in the upper groove and electrically connected with the driving power supply, and a plurality of LED lamp beads are arranged on the lower side of the LED lamp strip; the lens plate is arranged on the lower side of the connecting profile, and light-transmitting cup cavities corresponding to the LED lamp beads are formed in the upper side of the lens plate. The left sealing cover block is arranged on the left side of the connecting profile and the lens plate; the right sealing cover block is arranged on the right side of the connecting profile and the lens plate. The utility model further discloses an office lamp set comprising the office lamp strip. According to the office light bar assembling device, the assembling efficiency of the office light bar can be improved, the production efficiency can be further improved, and the production cost can be further reduced.
Owner:王帮林
Split type volute assembly for integral gear type compressor
ActiveCN222558844UImprove reliabilityavoid complex structuresPump componentsPumpsGear wheelCantilever
The utility model provides a split type volute assembly for an integral gear type compressor, which is mainly used for solving the problems of large casting difficulty, large volute assembly weight, high hoisting capability requirement, large impeller assembly weight, large cantilever moment, difficulty in assembly operation, low cost and the like of the existing volute assembly for medium and large integral gear type compressors. And the connection condition of the rotor piece is not convenient to check. The split type volute assembly comprises a volute, a first half flange and a second half flange. The first half flange and the second half flange are assembled to form a flange plate, bolts are adopted to penetrate through the corresponding first through holes, and the first half flange and the second half flange are connected with the volute correspondingly; an arc-shaped reinforcing rib is arranged on the side, away from the volute, of the second half flange, the inner arc face of the arc-shaped reinforcing rib is connected with the second half flange, an axial gap is reserved between the outer arc face of the arc-shaped reinforcing rib and the second half flange, bolts penetrate through the corresponding second through holes, and the arc-shaped reinforcing rib is connected with the gear box half flange.
Owner:XIAN SHAANGU POWER CO LTD
Pressure vessel leakage detection device
ActiveCN224202674ULeak workshigh sensitivityDetection of fluid at leakage pointStructural engineeringTouchscreen
The utility model discloses a pressure vessel leakage detection device comprising a plurality of groups of positioning ring frames which are connected through supporting telescopic connecting rods, and the bottom ends of the positioning ring frames are connected with a bearing ring base; an indicating lamp and an ultrasonic sensor are arranged outside the positioning ring frame; a supporting telescopic positioning rod is arranged inside the positioning ring frame; the bearing ring base is connected with a control box through a supporting rod, a PLC and the like are arranged in the bearing ring base, and the sealing door is provided with a touch screen. The device has the beneficial effects that the ultrasonic sensor realizes high-sensitivity detection; leakage points are accurately positioned by indicator lights; the mobile power supply and the switching power supply provide various power supply modes; the remote monitoring and alarming functions are realized; the supporting telescopic positioning rod and the connecting rod are convenient to position and adjust, and are suitable for cylindrical pressure containers of different specifications.
Owner:JILIN VOCATIONAL COLLEGE OF IND & TECH
Building safety protection steel pipe guardrail fixing piece
InactiveCN222314838Uachieve a practical purposeQuick Locate ConnectionFencingPipe fittingArchitectural engineering
The utility model discloses a building safety protection steel pipe guardrail fixing piece, and relates to the technical field of steel pipe guardrail fixing pieces, the building safety protection steel pipe guardrail fixing piece comprises a base, the main body of the base is of a hollow rectangular structure, and the building safety protection steel pipe guardrail fixing piece is provided with an adjusting rod, a knob and a clamping plate. According to the steel pipe fitting clamping and limiting device, the adjusting rod can be rotationally driven by manually holding the rotary knob when a steel pipe fitting is inserted into the sleeve and the base, and the adjusting rod drives the clamping plates to move towards the inner side so as to clamp and limit the steel pipe fitting inserted into the clamping plates; and after the steel pipe fitting is assembled, if the length of the steel pipe fitting is large, the two supports and the clamping blocks can be pushed towards the inner side, the current steel pipe fitting can be synchronously and rapidly positioned and connected, and then the purpose of being more practical is achieved.
Owner:CHINA OVERSEAS CONSTR LTD
Multi-directional steel bar connection device
ActiveCN109296140Bclosely connectedeffectively fixedBuilding reinforcementsReinforced concreteClassical mechanics
The multi-directional steel bar connection device of the present invention includes an upper structure, wherein the upper structure is provided with bolt holes; the lower part of the upper structure is provided with four cylindrical grooves; the front, rear, left and right sides of the upper structure are respectively provided with two L-shaped grooves; the lower structure is provided with bolt holes; the front, rear, left and right sides of the lower structure are provided with plug-in bodies that can be plugged into the L-shaped grooves of the upper structure; the upper surface of the lower structure is provided with four cylindrical protrusions that are tightly plugged into the grooves of the upper structure. The present invention can quickly and accurately position and connect steel bars in three directions in space, can realize multi-directional connection of steel bars, is easy to operate, and has various functions. It can also realize fast and accurate positioning and connection between steel bars, thereby improving the construction progress of reinforced concrete structures, and is mainly used in beam-column nodes and beam-beam nodes.
Owner:CHINA STATE CONSTR HAILONG TECH CO LTD +1
A connecting structure of a frame and a platform
The application provides a connecting structure of a frame and a platform, and relates to the technical field of frame fittings. The connecting structure comprises: at least two mounting pieces, which are used for mounting at least one side of the frame; and a bending assembly, which comprises a first bending piece, is used for receiving a corner of the frame, and has two ends corresponding to the two mounting pieces. At least one of the mounting piece and the first bending piece comprises an upper part and a lower part, and the width of the upper part is greater than that of the lower part. The application forms a continuous receiving range through the mounting piece and the bending assembly, avoids the frame from being eroded by the external environment, improves the appearance of the structure, and makes at least one of the mounting piece and the first bending piece capable of receiving other external components placed on the frame, so that the adaptability is stronger.
Owner:尤尼赛德(美国)有限公司 +1
Lightweight high-strength steel member
ActiveCN222435523UQuick Locate ConnectionImprove assembly efficiencyBuilding constructionsPhotovoltaic energy generationMechanical engineeringManufacturing engineering
The utility model discloses a light-weight high-strength steel member which comprises an H-shaped steel structural column and an H-shaped steel structural beam, a positioning connecting assembly is arranged on a side wing of the H-shaped steel structural column, one end of the H-shaped steel structural beam is inserted into the positioning connecting assembly, an assembling connecting assembly is arranged on the positioning connecting assembly, and the assembling connecting assembly is connected with the H-shaped steel structural beam. The utility model relates to the technical field of steel structures, the H-shaped steel structural beam and the H-shaped steel structural column are connected in an inserted mode through the positioning connecting assembly, the assembling connecting assembly is arranged on the positioning connecting assembly, and the H-shaped steel structural beam is assembled and fixed through the assembling connecting assembly. Therefore, the H-shaped steel structural column and the H-shaped steel structural beam are rapidly assembled and connected, the structure is stable, the assembly efficiency is high, disassembly is convenient, all parts can be repeatedly used, and the assembly operation difficulty and the assembly cost are greatly reduced.
Owner:GANSU ZHONGSHI JIAHONG STEEL STRUCTURE MANUFACTURING CO LTD
Repeated positioning device of milling machine
ActiveCN222269368UQuick Locate ConnectionImprove processing efficiencyPositioning apparatusMetal-working holdersMachineProcessing cost
The utility model discloses a repeated positioning device for a milling machine. The repeated positioning device comprises a base, a top seat, a locking mechanism and a positioning column, at least two positioning holes are formed in the upper surface of the base, and the positioning columns are vertically arranged on the lower surface of the top seat and matched with the positioning holes in number; the locking mechanism is arranged in the base, the locking mechanism comprises two locking blocks, a driving block and reset springs, the two locking blocks and the two reset springs are symmetrically arranged on the base, the locking blocks are arranged in a sliding mode and provided with wedge-shaped plugs, and the reset springs are fixedly arranged and connected with the locking blocks in a matched mode; the driving block is slidably arranged on the base; a locking groove is formed in the lower surface of the top base, and the end of the locking groove is matched with the wedge-shaped plug structure. The top seat and the base are designed to be separable, so that the requirement for external clamping of the top seat and a product is met, the top seat and the base are quickly positioned and connected through the locking block and the driving block, the machining efficiency is improved, and the machining cost is reduced.
Owner:BAOTOU VOCATIONAL & TECHN COLLEGE
Efficient ecological river regulation construction structure
ActiveCN222435198UQuick Locate ConnectionImprove connection stabilityLighting elementsCoastlines protectionBrickRiver routing
The utility model relates to the technical field of river regulation, and discloses an efficient ecological river regulation construction structure which is characterized in that planting grooves are formed in the upper surfaces of a first brick and a second brick, and drainage grooves are formed in the positions, on the two sides of the planting grooves, of the upper surfaces of the first brick and the second brick; first positioning grooves are symmetrically formed in the front surface of the first brick body, second positioning grooves are symmetrically formed in the front surface of the second brick body, positioning plates are installed at the joints of the first positioning grooves and the second positioning grooves in an embedded mode, and positioning rods are symmetrically arranged on the rear surfaces of the positioning plates. A connecting rod arranged on one side of a second brick is embedded into a connecting hole formed in one side of a first rotating block, so that the first brick and the second brick can be quickly positioned and connected, and meanwhile, a positioning rod on the rear surface of a positioning plate is embedded into a positioning hole, so that the connecting stability of the first brick and the second brick is improved; and the purpose of ecological construction treatment of the river channel is achieved.
Owner:YUNNAN ANDENG CONSTR ENG CO LTD
Installation structure of yaw brake of wind driven generator
ActiveCN224064464Ustable structureExtended service lifeWind motor assemblyWind energy generationElectric generatorOil pressure
The utility model relates to the technical field of brake installation structures, and discloses a yaw brake installation structure of a wind driven generator, which comprises an upper caliper body and a lower caliper body, an installation cushion block is arranged at the top of the upper caliper body, a thin plate is arranged at the top of the installation cushion block, a brake disc is arranged between the upper caliper body and the lower caliper body, and the brake disc is connected with the thin plate. Friction plates are fixedly connected in the upper caliper body and the lower caliper body and make contact with the brake disc, oil pressure openings are formed in one side of the upper caliper body and one side of the lower caliper body, fixing assemblies are arranged in the upper caliper body and the lower caliper body, and a connecting assembly is arranged on one side of the thin plate. According to the yaw brake, the installation cushion block is attached to the bottom of the thin plate, the upper caliper body and the lower caliper body are attached to the bottom of the installation cushion block, then the installation bolt sequentially penetrates through the thin plate, the installation cushion block, the upper caliper body and the lower caliper body, and the nut and the nut are tightened, so that the overall structure of the yaw brake is stable; and the distance between the upper caliper body and the brake disc and the distance between the lower caliper body and the brake disc are uniform.
Owner:湖南达立新能源科技有限公司
Quick positioning and connecting device for floating bridge and pontoon bridge
PendingCN121853452Aquick connectionImprove erection efficiencyBridge structural detailsBridge erection/assemblyButt jointClassical mechanics
The invention relates to a butt joint positioning device for floating bridge modules. A quick positioning and connecting device for a floating bridge and a pontoon bridge is composed of a positioning mechanism and a connecting mechanism, and the positioning mechanism is composed of a positioning rod (108), a positioning baffle (103), a movable clamping rod (106), a buffer spring (105), a steel wire rope (104) and a winch (101); the movable clamping rod (106) is connected with the positioning baffle (103) through the buffer spring (105), the positioning baffle and the winch are fixedly connected with one floating bridge or pontoon bridge unit, and the positioning rod (108) is fixedly connected with the other floating bridge or pontoon bridge unit. One end of the steel wire rope is connected with the winch (101), and the other end of the steel wire rope penetrates through a strip-shaped ring (107) arranged at the front end of the movable clamping rod (106) to be fixed to the positioning baffle (103). Precise positioning of the pontoon bridge and pontoon bridge connecting structure and rapid connection of the pontoon bridge and pontoon bridge units can be achieved, the butt joint time of two modules of the pontoon bridge and the pontoon bridge is greatly shortened, and the connecting efficiency of the pontoon bridge and the pontoon bridge is improved.
Owner:苏国安
Curtain track mounting weight
InactiveCN222285211UImprove support strengthstable supportCurtain suspension devicesStructural engineeringMechanical engineering
The utility model discloses a curtain track installation code which comprises a vertical installation plate, an assembly body, a bayonet, a sliding groove, a movable block, a threaded rod, a connecting groove and a connecting piece. The sliding groove is formed in the top end of the assembly body, the movable block slides in the sliding groove to adjust the distance between the movable block and the clamping opening in the assembly body, and therefore curtain rails of different sizes can be installed through the installation code, in the adjusting process of the movable block, the supporting strength of the assembly body to the movable block is not changed all the time, and the installation efficiency is improved. By arranging two sets of top sliding grooves, the assembling body can comprehensively support the movable block, the supporting strength of the movable block is enhanced, and then the curtain rails can be stably supported; according to the single-rail installation code, switching of double-rail installation codes can be rapidly achieved, and the use flexibility of the installation code is improved.
Owner:SHENYANG HUICUI CULTURAL DEVELOPMENT CO LTD
A quick positioning device for tractor coupling seat
This utility model discloses a quick positioning device for a tractor connecting seat, comprising: a fixed plate, an mounting plate inside the fixed plate, and a hydraulic cylinder inside the mounting plate, the hydraulic cylinder being fixedly connected to the mounting plate and having a connector on its side; a support frame on the upper part of the fixed plate, fixedly connected to the fixed plate, and having a sliding groove inside the support frame. This utility model has a telescopic rod at the output end of the hydraulic cylinder, fixedly connected to the bottom of the support plate; a fixed seat on the upper part of the support plate, having a placement groove inside the fixed seat. When the tractor connecting seat is connected to the towing hook, the connecting rod of the towing hook is placed in the placement groove. The hydraulic cylinder is activated, causing the telescopic rod to extend and retract vertically, thereby moving the fixed seat and the connecting rod of the towing hook vertically until they are flush with the height of the tractor connecting seat, facilitating quick positioning and connection, and improving connection efficiency.
Owner:SHANGHAI RUOHAI AUTO PARTS CO LTD