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319results about How to "Improve installation accuracy" patented technology

Photovoltaic system and buckling cover type waterproof structure thereof

The utility model discloses a photovoltaic system and a buckle cover type waterproof structure thereof, which belong to the field of photovoltaic technology and comprise a waterproof buckle cover arranged at a gap between two adjacent photovoltaic assembly frames. The waterproof buckle cover comprises a water retaining part which shields right above the gap, a buckle part which extends downwards from the water retaining part and is inserted into the gap, and a sealing part which extends from the water retaining part to two opposite sides of the gap and covers the A surface of the photovoltaic module frame, and the buckle part is buckled and fixed with the B surface of the photovoltaic module frame. And a sealing rubber strip is arranged between the sealing part and the A surface of the photovoltaic module frame. According to the waterproof cover plate, a small gap between the sealing part and the A surface is secondarily blocked through the sealing rubber strip, the waterproof reliability is improved, and therefore compared with a conventional waterproof cover plate, the waterproof cover plate can greatly improve the waterproof effect.
Owner:CHINT ANNENG DIGITAL POWER (ZHEJIANG) CO LTD

Low small steering wheel structure

The utility model discloses a low and small-sized steering wheel structure which comprises a bearing plate, a containing groove is formed in the upper surface of the bearing plate, and a driving wheel capable of intruding into the containing groove and a walking motor controlling the driving wheel are arranged on the lower surface of the bearing plate. The driving wheel part is arranged in the containing groove of the bearing plate, meanwhile, the steering motor is installed on the bottom face of the bearing plate, so that the whole steering wheel structure is more compact in the height direction, the overall height of the steering wheel is reduced, and the steering wheel is suitable for occasions with strict limitation on the height, such as a submerged AGV; moreover, even if large bearing capacity needs to be provided, the structure can guarantee the lower height of the AGV steering wheel driving device, and the characteristics of low height and compactness of the AGV steering wheel driving device are not affected.
Owner:AUTOMOTIVE ENGINEERING CORPORATION +1

A bulb flat steel with an embedded mounting groove

This utility model discloses a bulb flat steel with an embedded mounting groove, belonging to the field of bulb flat steel technology. It includes a first steel plate and a second steel plate disposed on the right side of the first steel plate. T-shaped plates are uniformly fixedly connected to the outer right side of the first steel plate. A groove is formed on the right side of the bottom of the T-shaped plate, and a rotating shaft is rotatably connected within the groove. A deflecting plate is fixedly connected to the rotating shaft. T-shaped grooves are uniformly formed on the outer left side of the second steel plate, and a slanted groove is formed on the right side of the bottom of the T-shaped groove. First fixing bolts are threaded to the bottom of the second steel plate. This bulb flat steel with an embedded mounting groove eliminates the need for precise drilling in the bulb flat steel through the embedded fit of the T-shaped plates and T-shaped grooves. During installation, the T-shaped plates are simply inserted into the T-shaped grooves, and initial fixing is achieved through the linkage of the deflecting plate and the slanted groove. This reduces the repeated alignment and tightening steps of traditional bolt connections, lowers the reliance on the installer's skill level, and significantly improves installation efficiency.
Owner:TAIXING JUFENG CALENDERING TECH CO LTD

Method for hoisting large steel structure in semi-cover excavation construction of subway station

The invention relates to the technical field of civil engineering foundation pit supporting, in particular to a hoisting method for a large steel structure in semi-cover excavation construction of a subway station. Comprising an open excavation area and a cover excavation area; the steel structure is conveyed into the foundation pit from the open excavation area through a crane and conveyed to the cover excavation area from the interval area between the middle pile bodies; the position of the walking vehicle is adjusted, and the height of the carrier roller frame is adjusted through the lifting mechanism to correspond to the position of the conveyed steel structure; after the steel structure penetrates through a steel rope ring connected with the first electric hoist, the steel structure is conveyed to the small trailer, and the left end of the steel structure is located on the left side of the small trailer; the small trailer carries the steel structure to walk leftwards for a certain distance and is lifted by the steel rope ring connected with the electric hoist, and the small trailer and the steel structure jointly convey the steel structure to the steel enclosing purlin and are manually connected; after the steel structure in the area is installed, the walking beam is started to move forwards along the hanger rail, and the chain drives the walking vehicle to move to the next construction position at the same time. The method is simple in process, convenient to operate, high in construction efficiency and small in resource waste.
Owner:CHINA RAILWAY NO 10 ENG GRP CO LTD +1

Unmanned aerial vehicle-mounted radar hanger structure with damping function

The utility model discloses an unmanned aerial vehicle-mounted radar hanger structure with a damping function, which relates to the technical field of unmanned aerial vehicles and comprises an unmanned aerial vehicle body, a base net rack and a pull net rack. The base net rack is connected to the bottom surface of the unmanned aerial vehicle body through bolts, and the lower part of the base net rack is provided with a sunken upper mounting groove; the pull net rack is arranged below the base net rack, the edge of the pull net rack is connected with the base net rack through a plurality of elastic connecting pieces, the upper portion of the pull net rack is provided with a sunken lower installation groove, and the lower installation groove corresponds to the upper installation groove and is used for being connected with the airborne radar in a clamped mode. Through the elastic connecting pieces between the base net rack and the towing net rack and the elastic supporting pieces on the towing net rack, vibration and impact generated in the flying process of the unmanned aerial vehicle can be effectively absorbed and buffered, precise equipment such as airborne radar can be protected, the performance of the unmanned aerial vehicle is improved, and the service life of the unmanned aerial vehicle is prolonged.
Owner:NO 15 INST OF CHINA ELECTRONICS TECH GRP

Bag breaking device riveted with cutter awl

The utility model discloses a bag breaking device riveted with a cutter cone, and relates to the technical field of feeding machinery. Comprising a machine body used for feeding, a bag breaking assembly used for breaking bags is arranged in a feeding port in the top face of the machine body, and a discharging port in the bottom face of the machine body is fixedly connected and communicated with a raw material bin used for storing materials; the bag breaking assembly comprises a cutter cone, the end, extending into the machine body, of the cutter cone is detachably connected with a support through a plurality of rivets, the support is arranged in the machine body, the vertex of the cutter cone is higher than the top face of the machine body, and the central axis of the cutter cone and the central axis of the machine body are located on the same central axis. The cutter awl is installed on the support through the rivet, the cutter awl which is seriously abraded can be replaced at any time through a hot melting method, the cutter awl and the support are riveted, the number of parts is small, replacement is convenient, and installation accuracy and fixing strength are high.
Owner:GUOCHUANG HUAXIN (DANYANG) TECHNOLOGY DEVELOPMENT CO LTD

Non-complete nutritious powder tank sealing machine

ActiveCN224604658Uavoid damageImprove fit
The utility model discloses a kind of non-full nutrition powder jar sealing machine, belong to sealing machine technical field, its technical key points include, including frame body, conveying belt is equipped between the two sides inner wall of frame body, conveying belt is conveyed with jar body above, plastic composite cover is placed with jar body above, the top of frame body is fixed with mounting bracket by bolt, the two sides inner wall between mounting bracket is fixed with baffle by bolt, the top of baffle is fixed with air cylinder by bolt, the movable end of air cylinder is fixed with connecting disc by bolt, the bottom of connecting disc is slidably connected with the installation disc passing through connecting disc, the utility model is used in cooperation with the secondary compression assembly by air cylinder, clamping assembly, plastic composite cover can be slowly applied pressure, avoid one-time pressure too large and cause damage to plastic composite cover, and plastic composite cover and jar body can be increased with the adhesion of jar body, improve the sealing property after jar body sealing.
Owner:WUXI HENGYI HEALTH TECH CO LTD

A portable positioning and calibration device for photovoltaic array construction

This utility model discloses a portable positioning and calibration device for photovoltaic array construction, including a laser positioning instrument. An adjustment mechanism is provided on the back of the laser positioning instrument; the adjustment mechanism includes a slide rail, a slider, a clamping plate, and an adjustment rod; the slide rail is located on the back of the laser positioning instrument, and a slider is slidably connected to the inner wall of the slide rail. This utility model relates to the field of photovoltaic installation technology. This portable positioning and calibration device for photovoltaic array construction enables the adjustment of the position of the laser emitter, ensuring that the "reference point" for positioning and calibration completely coincides with the "design origin" of the photovoltaic system. This ensures the reliability of the laser line from the source, avoiding cumulative errors caused by eccentricity, simplifying the calibration logic during construction, and allowing subsequent component installation to "meet the standard by aligning with the line," ultimately improving the installation accuracy and construction efficiency of the photovoltaic array, while providing a unified reference for later system operation and maintenance.
Owner:HEHONGSHENG ELECTRIC POWER CONSTRUCTION (LIAONING) CO LTD

Anchor bolt cage auxiliary mounting device of fan foundation and construction method of anchor bolt cage auxiliary mounting device

The invention discloses an anchor bolt cage auxiliary mounting device of a fan foundation and a construction method thereof, the anchor bolt cage auxiliary mounting device comprises a plurality of supporting units, each supporting unit comprises a base, the base is provided with a first near end and a first far end, a lower positioning rod movably inserted in a bolt hole of a lower anchor plate is vertically arranged at the first near end, and a bearing platform is rotatably mounted at the first far end; the supporting column and the bearing platform are coaxially arranged, the height of the supporting column is adjustable, the supporting column is vertically arranged on the bearing platform, a top seat is rotatably installed on the supporting column and provided with a second near end and a second far end, and an upper positioning rod movably inserted into the screw hole of the upper anchor plate is vertically arranged at one end of the second near end; the jacking parts are installed at the first near end and the second near end in a liftable mode correspondingly, and the jacking parts are supported on the lower anchor plate or the upper anchor plate; and the linkage mechanism is used for synchronously driving the two jacking pieces to ascend and descend and is mounted on the base. The problems that when the anchor bolt cage of the fan foundation is installed, large hoisting equipment is adopted for auxiliary installation, the installation efficiency is low, and consumed time is long are solved.
Owner:中建八局总承包建设有限公司

Clamp for testing oil pump

The utility model provides an engine oil pump test fixture, including fixture plate, support seat, transmission shaft and coupling, the fixture plate is equipped with the axle hole, the transmission shaft is installed in the axle hole of fixture plate through the bearing and is perpendicular to the right side face of fixture plate, the left end portion of transmission shaft is used for driving the engine oil pump to be tested, and the right end portion of transmission shaft is used for driving the engine oil pump to be tested. One end of the coupler is fixedly connected with the right end of the transmission shaft, the other end of the coupler is used for being connected with a motor shaft, the left end of the supporting base is fixed to the right side face of the clamp plate through a bolt, the right end of the supporting base is installed on the rack through a limiting structure, and the right side face of the clamp plate is parallel to the outer side face of the rack. The utility model can ensure the coaxiality of the transmission shaft and the motor shaft, thereby improving the installation precision of the transmission shaft and the center of the oil pump rotor.
Owner:HUNAN SUHU TECHNOLOGY CO LTD

A sign panel mounting structure of a fire emergency lamp

ActiveCN224480781UAchieve initial fixationavoid misalignmentStructural engineeringEmergency light
The utility model discloses a kind of sign panel mounting structures of fire emergency lamps, including fire emergency lamps shell and the installation slot for installing sign panel being opened in fire emergency lamps shell, further include, suction groove, at least one and opened in the inside of installation slot;Suction strip, same as suction groove, for fixing sign panel, and with suction is combined and set in the inside of suction groove;The inside of suction groove is provided with magnet, the inside of suction strip is provided with iron sheet, the surface of suction strip is smeared with the glue that sign panel is bonded, installation slot and sign panel are all provided with the bevel for preventing the installation position error of sign panel;By the suction mechanism of suction groove and suction strip, the preliminary fixation of sign panel is realized, without artificial continuous pressing when installing, simplify operation process.Through the bevel positioning mechanism on installation slot and sign panel, avoid panel installation misplacement, improve installation accuracy.
Owner:JIANGSU XUNDE INTELLIGENT TECH CO LTD

A loading and unloading mechanism and a duct conveying hoisting device

ActiveCN224691615Ustable center of gravityavoid leaningClassical mechanicsLap joint
The utility model relates to the technical field of building construction, especially a kind of loading and unloading mechanism and air pipe transport hoist and mount device, including, hoist frame;Loading and unloading unit, including two groups of vertical pole and two groups of rotating rod, two groups the vertical pole and two groups the rotating rod are respectively arranged in the diagonal position of the both sides of hoist frame, rotating rod is equipped with the movable element matched with hoist frame, locking element is arranged in the lower side of vertical pole and is matched with rotating rod.The loading and unloading mechanism and air pipe transport hoist and mount device of the utility model have the beneficial effects that rotating rod is flexibly connected with hoist frame by movable element, locking element can realize the reliable lap joint of rotating rod and vertical pole, form the stable constraint to air pipe, effectively avoid air pipe deviation or drop in the process of transportation and hoist and mount, reduce security risk, the quick release structure of rotating rod and locking element, realize the quick operation of air pipe fixation and unlocking, without complex winding, single person can complete loading and unloading, shorten operation time, improve construction efficiency.
Owner:CHINA THREE GORGES PROJECTS DEV CO LTD +1

Aluminum formwork reinforcing system for large rectangular section column

The utility model discloses an aluminum template reinforcing system for a large rectangular section column, which belongs to the technical field of building template reinforcing construction, and comprises a supporting assembly arranged on a transverse plate, the supporting assembly comprises a fixing block, a connecting rod and a supporting plate, the fixing block is fixedly arranged on the transverse plate, a containing groove is formed in the fixing block, and the connecting rod is arranged in the containing groove. A containing groove is formed in the transverse plate, the connecting rod is rotationally connected into the containing groove, telescopic rods are rotationally arranged at the two ends of the connecting rod, the other ends of the telescopic rods are fixedly connected to the transverse plate, the supporting plate is fixedly connected to the connecting rod, a limiting groove is formed below the containing groove, and when the supporting plate rotates to be perpendicular to the transverse plate, the telescopic rods retract. The aluminum template reinforcing system has the advantage that the installation efficiency of the aluminum template reinforcing system is improved.
Owner:XIAMEN JIEAN CONSTR GRP CO LTD

Wear-resistant rubber roller for printing machine

The utility model provides a wear-resistant rubber covered roller for a printing machine, relates to the technical field of rubber covered rollers for printing machines, and solves the problems that printing parts outside the rubber covered roller can be replaced in order to ensure the printing quality, but the printing parts of a common rubber covered roller are difficult to replace. In the prior art, the rubber roller generally does not have a good stable structure to assist the connection stability between the rubber roller and a printing part, so that the printing quality is influenced due to looseness between the printing part and the rubber roller. A wear-resistant rubber roller for a printing machine comprises a connecting shaft, a rubber roller and a rubber roller body, fixed side seats are symmetrically and fixedly mounted at the two ends of the connecting shaft; after the connecting sleeve is replaced, an operator only needs to rotate the knob to drive the limiting screw rod to rotate and push the limiting sliding block to move until the limiting teeth at the bottom of the limiting screw rod are completely clamped with the limiting teeth on the limiting block of the rubber roller main shaft, so that the fixed side seat is effectively prevented from loosening due to vibration or external force, and the long-term stability of the connecting sleeve is ensured.
Owner:JIANGSU YONGHUI RUBBER CO LTD

Electrified equipment temperature detection device

The utility model belongs to the technical field of protection devices, and particularly relates to a temperature detection device for live equipment, which comprises a detection host, a temperature detection assembly is arranged at the bottom of the detection host, a detection needle is arranged at the detection end of the temperature detection assembly, and a connecting disc is fixedly connected to the outer side of the top of the detection needle. First clamping grooves are formed in the two sides of the connecting disc, a fixing assembly is arranged on the outer side of the connecting disc, second bolts which are evenly distributed are arranged at the fixing end of the fixing assembly, and clamping pieces are arranged on the inner sides of the second bolts; according to the live equipment temperature detection device provided by the utility model, the second clamping groove and the first clamping groove are clamped at the same time through the clamping piece, so that the connecting disc and the connecting ring are fixedly connected, the detection host and the temperature detection assembly are rapidly detached from the fixing assembly by rapidly detaching the connecting piece, no extra tool is needed, and the cost is reduced. Installation and detachment are quicker and more convenient, operation efficiency is greatly improved, and downtime is shortened.
Owner:INNER MONGOLIA ELECTRIC POWER (GRP) CO LTD WUHAI POWER SUPPLY BRANCH

Middle-shallow geothermal energy buried pipe mounting structure

The utility model discloses a middle-shallow geothermal energy buried pipe mounting structure, which belongs to the technical field of buried pipes and comprises a supporting seat, a bottom plate is fixedly connected below the supporting seat, and an adjusting device is mounted in the supporting seat. According to the utility model, the adjusting device is arranged in the supporting seat and comprises the first threaded rod, the nut and the adjusting hole, so that an operator can rotate the first threaded rod in the mounting process to enable the first threaded rod to move up and down in the adjusting hole so as to drive the whole supporting seat to lift, thereby realizing accurate control on the mounting height of the buried pipe; the nut is fixedly connected to the upper surface of the supporting base, it is ensured that the structure is stable and reliable in the adjusting process, in actual construction, the adjusting mechanism can be flexibly adjusted according to the ground gradient or the concave-convex condition of a foundation, it is ensured that all buried pipes are located at the same elevation position, and uneven heat transfer or buried pipe damage caused by different buried depths is avoided; the system effectively adapts to complex and changeable terrain environments, and the system operation stability is improved.
Owner:XIN YUAN TAI LI NENG YUAN KE JI (BEI JING) YOU XIAN GONG SI

Gas spring mounting and connecting structures, as well as equipment with opening and closing mechanisms.

ActiveCN224283317UAvoid the influence of installation accuracyIncrease the gapSpringsGas based dampersGas springScrew thread
A gas spring mounting structure and connection structure, and a device having an opening and closing mechanism are disclosed. The gas spring mounting structure is used to connect the gas spring to the opening and closing mechanism. The first end of the gas spring is used to connect to the housing of the opening and closing mechanism. The gas spring mounting structure includes: a first support member with a first end face and a first hole in the first end face; a second support member with a second end face and a second hole corresponding to the first hole in the second end face; and a first threaded fastener, which is embedded in the second support member and the first support member through the second hole and the first hole to realize the disassembly and locking of the first support member and the second support member. The first threaded fastener is used to reduce the gap between the second support member and the first support member during the locking process, thereby gradually pre-tightening the gas spring. Furthermore, due to the existence of the gas spring mounting structure, no additional gas spring mounting fixture is required, avoiding the influence of the superposition of the tolerances of the fixture and the gas spring on the installation accuracy.
Owner:CHENWEI EQUIP TECH (SUZHOU) CO LTD

A copper ingot discharge dividing device

ActiveCN224444568URealize modular assemblyImprove discharge efficiencyPunchingIngot
This utility model provides a copper ingot discharge and segmentation device, belonging to the field of material punching technology. It includes a punching head that can move up and down, comprising a drive rod directly or indirectly connected to a drive component, the drive rod being movable up and down; a punching rod fixed to the drive rod, with a punching portion at its bottom for punching copper ingots within a mold; and a connecting rod located between the punching rod and the drive rod, both ends of which have threaded portions. Corresponding to the threaded portions, threaded holes are provided at the top of the punching rod and the bottom of the drive rod. The connecting rod can be fixed to the top of the punching rod or the bottom of the drive rod via threaded engagement. This utility model allows the punching head to be adjusted into a split structure, and this split structure is detachable, allowing for quick replacement after damage to the punching head, thereby reducing equipment maintenance time and indirectly improving the efficiency of copper ingot discharge.
Owner:HENAN LONGHUI COPPER IND

Injection molding machine provided with a quick-mount body mounting seat

The utility model relates to an injection molding machine with quick-mounting main body mounting seat, which comprises an injection molding machine main body and a connecting main seat structure, the connecting main seat structure comprises a main body equipment mounting frame body structure and a main body mounting structure, the main body mounting structure comprises an upper end mounting platform, an injection molding area equipment mounting base structure arranged at the upper part of the upper end mounting platform, a molding area equipment mounting base structure, and a blanking area arranged between the injection molding area equipment mounting base structure and the molding area equipment mounting base structure, the injection molding area equipment mounting base structure comprises an injection molding drive body mounting support, an injection molding screw body mounting support, an injection molding screw head body mounting support, and a front mold mounting support arranged at the upper part of the main body mounting structure. The structure is simple and reasonable in design. The specific fixing devices of various main components of the injection molding machine are arranged to mount the components, thereby reducing the equipment mounting difficulty, improving the on-site mounting and dismounting efficiency, and improving the mounting precision to meet the use requirement.
Owner:芜湖三顺机械制造有限公司

A fixing structure of a special-shaped prefabricated part

The utility model discloses a fixing structure of special-shaped prefabricated part is used to solve the fixing problem of special-shaped prefabricated part in the assembly type building. The structure includes the support seat fixed in the support beam, and the pull rod mechanism and the inclined support mechanism. The pull rod mechanism realizes the hoisting and attitude adjustment of the special-shaped prefabricated part through the hinged cooperation of the boom assembly, the support assembly and the pull rod assembly. The inclined support mechanism can flexibly adjust the support angle with the help of the first support piece, the second support piece and the adjusting rod, and ensures the stable installation of the special-shaped prefabricated part. The support seat and each component are connected accurately through the notch, the waist round adjusting hole and other structures, and the surface of part of components is provided with rubber flat pads to enhance the fixing effect. Compared with the traditional installation mode and the existing automatic equipment, the utility model improves the installation precision and efficiency, reduces the labor intensity and safety risk, and has stable and reliable structure and strong universality, is suitable for the installation and fixing of various specifications of special-shaped prefabricated parts, and has important significance for promoting the development of building industrialization.
Owner:SHENZHEN HUALIT HOISTING MASCH EQUIP CO LTD

A scrubbing washing and drying machine

This invention discloses a brush washing and drying machine, including a brush assembly, a washing assembly, and a drying assembly. The washing assembly includes a housing and a squeezing wheel penetrating the housing. A sealing assembly is provided on the side wall of the housing. The sealing assembly includes a first water-blocking component and a fixing ring sleeved on the squeezing wheel. The fixing ring is located inside the housing and has a limiting groove. The first water-blocking component has a through hole. A second water-blocking component sleeved on the squeezing wheel is also provided between the first water-blocking component and the through hole. One end of the second water-blocking component is movably disposed in the limiting groove, and the other end has a protruding limiting part located on the side of the first water-blocking component away from the fixing ring. The size of the limiting part is larger than the size of the through hole. There is an movable gap between the second water-blocking component and the first water-blocking component. Multiple rollers are provided inside the brush assembly, and the rollers are connected to the housing of the brush assembly through the sealing assembly. This invention ensures the sealing effect of the device and has a long sealing life.
Owner:SICHUAN TUOPULE TECH CO LTD

Four-wheel drive integrated electric bed frame

ActiveCN224403255UReduce transportation space occupiedreduce shipping costsElectric machineryDrive motor
The utility model relates to the field of electric bed frame, especially four drive integrated formula electric bed frame. Including one side pipe, two drive structures, every side pipe is installed with two drive structures integratively, in this structure, the internal drive piece is directly integrated and installed in the inside installation channel of side pipe, thereby realizes the integrated setting of drive motor and internal drive piece before the delivery of bed frame, can follow the whole transportation of bed frame, and the transportation space occupancy can be greatly reduced, and a large amount of transportation cost can be saved in the mass production transportation process, and the drive motor and internal drive piece also do not need to prepare the storage and transportation box to pack to carry out the split transportation, when transferring to the customer side, the welding and assembly of drive structure are not needed, only need to complete the assembly of subsequent bed frame and bed board through the rotation part, and the assembly is simple and quick.
Owner:NANTONG XINRUI INTELLIGENT TECH CO LTD

Pipeline type vortex shedding flowmeter

The utility model belongs to the technical field of vortex shedding flow meters, and particularly relates to a pipeline type vortex shedding flow meter which comprises a flow meter body, first flange plates are fixedly connected to the two sides of the flow meter body, sealing gaskets are fixedly connected to the sides, away from the flow meter body, of the first flange plates, and fixing rods are movably connected to the outer sides of the flow meter body and the sealing gaskets. Conveying pipes are movably connected to the two sides of the outer side of the fixing rod correspondingly, and an alignment mechanism is fixedly connected to the interior of the first flange plate. By arranging the alignment mechanism and the sealing gasket, the installation efficiency is improved, the sealing ring is located in the ring groove, so that the connecting pipe and the pipe body are located on the same axis, the hemisphere enters the alignment groove through rotation, the first fixing hole, the second fixing hole and the third fixing hole are located on the same axis, and a rod body is conveniently inserted; therefore, the installation efficiency and the installation precision are further improved.
Owner:WEIHAI HUARUI INSTR CO LTD

A lock mechanism for a vertical take-off and landing apron

ActiveCN224603206USmall size deviationPrecisely compensate for dimensional deviations
The utility model relates to the technical field of helicopter, and disclose a kind of vertical take-off and landing apron is used lock machine bolt mechanism, including lock machine bolt mounting seat, apron layer and building steel structure crossbeam, the bottom end fixed mounting of lock machine bolt mounting seat cavity has upper nut, the bottom fixed mounting of lock machine bolt mounting seat has lower nut.The vertical take-off and landing apron is used lock machine bolt mechanism, effectively the static electricity or lightning induction current of mechanism accumulation is guided into ground, avoid the risk that static electricity spark causes fire, equipment damage or lightning breakdown component, damage helicopter electrical system, satisfy apron electrical safety standard;Its five, give consideration to operation convenience and lock stability, two groups of fixed shaft sleeve provide stable two-point support for lock machine bolt body, ensure that lock machine bolt body can rotate flexibly around shaft sleeve, cooperate the empty slot on lock machine bolt cover plate, can conveniently realize the standing up of lock machine bolt body and clamping and cover plate fastening, operation efficient and lock state stable and reliable.
Owner:HONGHAO ZHIFEI TECHNOLOGY (SHENZHEN) CO LTD

A piston body reassembling device for a compressor

ActiveCN224587976Ustable supportReduce radial friction
The utility model relates to the technical field of compressor overhauling, especially a piston body back loading device of compressor, including support rod and at least one group of support components, each group of support components includes at least two length adjustable support arms that are evenly arranged along the circumference, one end of the support arm is connected with the support rod, and the other end is used for contacting with the inner wall of cylinder, after length adjustment, the support arm length of the same group of support components is same, the end part of support rod is equipped with the connector, and the connector is connected with the piston body by detachable connection mode, the support rod, the connector and the piston body are coaxial arrangement, the support rod rotates and is used for driving the piston body to rotate, the device can reduce the friction between the piston body and the inner wall of cylinder in the back loading process by slightly lifting the piston body, and reduces the resistance.
Owner:SICHUAN YONGXIANG CO LTD

Modular structure for semiconductor lead frame mold

The utility model relates to the technical field of lead frames, and discloses a modular structure for a semiconductor lead frame mold, which comprises a lower mold body and an upper mold body, the outer surface of the lower mold body is provided with a clamping groove, the inner surface of the lower mold body is provided with a mold cavity, and the outer surface of the upper mold body is provided with an injection port in a penetrating manner. The lower mold body and the upper mold body are installed in an inserted mode, a fixing assembly and a circulating assembly are arranged at the other end, away from the upper mold body, of the lower mold body, the fixing assembly comprises a fixing box and a base which are fixedly installed at the other end, away from the lower mold body, of a fixing base, and a limiting base and a limiting ring are fixedly installed at the end, close to the lower mold body, of the fixing base. According to the modular structure for the semiconductor lead frame mold, through the structure and communication design of the circulating pipes, cooling liquid is efficiently circulated, the heat exchange area is increased, mold heat dissipation is effectively achieved, stable operation of the mold is guaranteed, the lifting hooks and the clamping hooks can be conveniently matched with lifting equipment, carrying of the lower mold body and the upper mold body is facilitated, and operation safety and efficiency are improved.
Owner:WUXI JIATAI PRECISION MOULD CO LTD

A general-purpose product assembly platform

This invention belongs to the field of robotic arm technology, specifically a universal product assembly platform, including an assembly table, a robotic arm, and grippers; it also includes a detection platform, which is mounted on the assembly table. A detection plate is slidably connected to the center of the detection platform, and the detection plate is connected to an electric push rod in the detection platform. A drive block drives a drive shaft to rotate via a drive belt. Since the drive shaft and the rotating shaft are connected by bevel gears, the drive shaft drives the rotating shaft to rotate through the meshing transmission of the bevel gears. The rotating shaft drives a cleaning brush to rotate rapidly via a rotating belt. When the cleaning brush rotates and passes over the grippers, it cleans the remaining parts of the grippers. Combined with the cleaning action of the drive block, this further improves the cleanliness of the grippers, preventing residual oil and other impurities on the grippers from affecting the gripping and detection accuracy, thereby improving the gripping and detection accuracy of the robotic arm, and consequently improving the assembly accuracy of the robotic arm and the installation accuracy of the assembly platform.
Owner:ZHONGBEI UNIV +2

Accurate installation device and method for curved surface composite curtain wall

The invention discloses an accurate installation device and method for a curved surface composite curtain wall, and belongs to the technical field of curtain wall installation. The system comprises an installation process monitoring module, an adjustable hoisting tool and an intelligent decision algorithm module. The installation process monitoring module is used for collecting the inclination angle and the three-dimensional deviation value of the curved surface composite curtain wall and the wind speed of the external environment in real time. The adjustable hoisting tool has a multi-degree-of-freedom adjusting function and is used for accurately mounting the curtain wall; and the intelligent decision algorithm module is used for eliminating curtain wall installation deviation and inclination angle through a spatial positioning adjustment formula according to the data acquired by the whole-process quality monitoring module. Through the installation process monitoring module, the adjustable hoisting tool and the intelligent decision algorithm module, automatic and precise installation of the curved surface composite curtain wall is achieved, the installation efficiency and precision are remarkably improved, and the labor cost and the safety risk are reduced.
Owner:CHINA MCC17 GRP CO LTD