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30results about How to "Optimize the installation position" patented technology

Multifunctional portable high-pressure cleaning machine

The invention relates to a multifunctional portable high-pressure cleaning machine which comprises a cleaning machine body, and the cleaning machine body comprises a main pump body and a spray gun connected with the water outlet end of the main pump body through a pipe body. The liquid outlet pipes are connected with the bottoms of the liquid storage tanks in a one-to-one correspondence mode, the liquid outlet intelligent valves are arranged on the liquid outlet pipes in a one-to-one correspondence mode, and the main pipe body collects the liquid outlet pipes. The other end of the main pipe body is connected with the water inlet end of the main pump body. The liquid outlet intelligent valve is electrically connected with a controller on the cleaning machine body; the controller is electrically connected with an option switch, and the option switch correspondingly controls opening and closing of the liquid outlet intelligent valves. And a nozzle conversion device is arranged at the liquid outlet end of the spray gun. A plurality of liquid storage tanks, a plurality of liquid outlet intelligent valves, a controller and an option switch are arranged, automatic conversion of needed liquid selected by personnel is facilitated, one cleaning machine is adopted, conversion use of multiple kinds of liquid including clear water, car washing liquid and pre-washing liquid is achieved, cost is saved, nozzles are convenient to convert, and use is convenient and fast.
Owner:ZHEJIANG BOGAO MECHANICAL & ELECTRICAL TECH CO LTD

Undersampling fractal dimension reconstruction method and system for three-dimensional blade tip clearance signal of aero-engine

The invention discloses an aero-engine three-dimensional blade tip gap signal undersampling fractal dimension reconstruction method and system, and belongs to the field of blade non-contact testing, and the method comprises the steps: building a sampling model of a measurement signal for a three-dimensional blade tip gap undersampling signal; the method comprises the following steps: constructing a Fourier sparse matrix, performing sparse representation on an original signal in a frequency domain, deducing an observation matrix, and establishing a three-dimensional blade tip gap signal compressed sensing model; selecting the number of three-dimensional blade tip clearance sensors through a correlation coefficient minimization theory, and optimizing the mounting positions of the sensors; the method provides theoretical guidance for quantitative diagnosis of the blade crack of the aero-engine based on the three-dimensional blade tip gap.
Owner:XI AN JIAOTONG UNIV

Supporting frame for water resource observation

ActiveCN222479929UEasy to install angleOptimize the installation positionStands/trestlesControl engineeringWater resources
The utility model relates to the technical field of water resource observation, and provides a support frame for water resource observation, which comprises a bottom plate, the top end of the bottom plate is fixedly connected with uniformly distributed fixed tables, the top end of the bottom plate is fixedly connected with left and right opposite support tables, and the top ends of the two support tables are fixedly connected with motors I; the driving end of the first motor is fixedly connected with a first bevel gear, and the upper end of the first bevel gear is connected with a second bevel gear in an engaged mode. According to the device, the first bevel gear is driven by the first motor to rotate, the first bevel gear enables the second bevel gear to rotate through meshing transmission of the first bevel gear in the rotating process and drives the threaded rod to rotate synchronously, then the threaded block and the storage rack move up and down, and the effect of adjusting the height of the supporting frame is achieved; the installation height of the observation equipment can be adjusted at any time according to actual needs, and the installation angle and position of the observation equipment are optimized so as to adapt to different observation tasks and environment changes.
Owner:ZHEJIANG DACHENG JIN ENVIRONMENTAL TECHNOLOGY CO LTD

Alignment device for disassembly and assembly of bottom part of bullet train

The utility model belongs to the technical field of alignment devices, particularly relates to an alignment device for dismounting and mounting a bottom part of a bullet train, and provides the following scheme aiming at the problems that the existing alignment device is inconvenient to move, cannot jack up equipment automatically and lacks a fixing mechanism: the alignment device comprises a base, and two side plates are fixedly arranged on the base; an adjusting mechanism is arranged on the base and comprises a first motor, the first motor is fixedly connected with the base, a first screw rod is fixedly mounted on an output shaft of the first motor, a transverse moving plate is in threaded connection with the first screw rod, and a second motor is fixedly mounted on the transverse moving plate; a second screw rod is fixedly installed on an output shaft of the second motor, a longitudinal moving plate is in threaded connection with the second screw rod, and an inner groove is formed in the longitudinal moving plate. The device is convenient to move, accurate in alignment, high in alignment efficiency, capable of stably jacking equipment and convenient to install.
Owner:QINGDAO HEDI IND GRP CO LTD

A current transformer with detachable inlet and outlet terminals

The present invention discloses a current transformer with detachable inlet and outlet terminals, which relates to the field of current transformers, and includes a frame and a card. An arc-shaped adjustment slot is provided on the left side of the top of the frame, and a cylindrical fitting slot is provided on the right side of the top of the frame. The card is attached to the left side of the frame, and the size of the slot is matched with the shape of the frame. The problem that the inlet and outlet terminals of the current transformer in the prior art cannot be adjusted or disassembled is solved. Usually, after the coil is wound on the frame, one end of the coil is directly welded to the pin. However, whether it is manual welding or mechanical welding, it is very likely to affect the welding end of the coil and the pin, causing a cold weld between the coil and the pin, thereby causing quality problems. A current transformer with detachable inlet and outlet terminals is provided, which is plugged into the frame through an array card, and the copper wire is wound on the card to facilitate welding with the terminal, thereby facilitating the rapid installation of the current transformer on the circuit board.
Owner:JIANGSU YONGJIA PHOTOELECTRIC TECH CO LTD

Construction ship for underwater bridge pier construction and using method

InactiveCN119266223AOptimize the installation positionprecise position adjustmentBulkheads/pilesUnderwaterArchitectural engineering
The invention relates to the technical field of underwater engineering construction, in particular to a workboat for underwater bridge pier construction and a using method thereof.The workboat comprises a boat body, a rotating platform is arranged on a deck of the boat body, a winch and a pile frame are arranged on the rotating platform, a twisted rope on the winch bypasses the upper end of the pile frame, and a pile hammer is fixedly connected to the end of the twisted rope; a pile hammer is arranged on the rotating platform, a sheet pile is clamped on the pile hammer, a translation adjusting mechanism is further arranged on the rotating platform, a rotating adjusting mechanism is arranged on the translation adjusting mechanism, and a first limiting mechanism and a second limiting mechanism are arranged on the rotating adjusting mechanism. According to the device, through arrangement of the first limiting assembly and the second limiting assembly, when the driven plate is pressed downwards by the sheet pile, the driven assembly can drive the first limiting cylinder and the second limiting cylinder to move towards the sheet pile, movement of the sheet pile is limited, and the sheet pile can be conveniently aligned to the mounting position.
Owner:ZHEJIANG QIFENG FOUNDATION ENGINEERING CO LTD

Furnace box for waste heat steam boiler

The utility model provides a furnace box for a waste heat steam boiler, and belongs to the technical field of waste heat steam boilers. Comprising a waste heat recovery furnace body and a heating furnace body installed above the waste heat recovery furnace body, H-shaped supporting steel columns are fixed to the periphery of the waste heat recovery furnace body, two symmetrical first [-shaped supporting steel columns are fixed to the bottom of the waste heat recovery furnace body, a connecting-in flue is fixed to one side of the waste heat recovery furnace body, and a gas outlet flue is fixed to the other side of the waste heat recovery furnace body. A first concentric-square-shaped connecting piece is fixed to a smoke inlet of the access flue, a concentric-square-shaped clamping groove is formed in the surface of the first concentric-square-shaped connecting piece, and through cooperation of the four H-shaped supporting steel columns and the two first U-shaped supporting steel columns, the structural strength of the waste heat recovery furnace body can be enhanced, deformation caused by stress of the heated waste heat recovery furnace body is reduced, and the waste heat recovery furnace body can be heated conveniently. And meanwhile, the boiler box can be conveniently and flexibly moved, the installation position of the waste heat steam boiler is adjusted, and time and labor are saved.
Owner:BAOTOU BOHONG BOILER ELECTROMECHANICAL SALES CO LTD

Locking mechanism of data center intelligent miniature bus jack box unit

The utility model discloses a locking mechanism of a data center intelligent miniature bus jack box unit, which comprises a threaded rod, one end of the threaded rod is provided with a fixing plate, and the other end of the threaded rod passes through the jack box unit and clamps the fixing plate on a bus duct. The threaded rod is provided with a limiting plate for clamping the jack box unit through a limiting column, a flange nut is arranged on the threaded rod and located on the outer side of the limiting plate, a spring is arranged between the limiting plate and the flange nut, a handle is arranged at the end, penetrating through the exterior of the jack box unit, of the threaded rod, and the handle is connected with the jack box unit. According to the utility model, the threaded rod, the fixing plate, the limiting plate, the flange nut, the spring and the handle are arranged, so that the jack box unit can be conveniently installed on the bus duct, the installation position of the jack box unit can be conveniently adjusted, and the installation efficiency is improved.
Owner:UONONE GRP JIANGSU ELECTRICAL CO LTD

Brake for transmission

ActiveCN224229133USimple structureOptimize the installation positionGearboxesAxially engaging brakesBrakeRelative motion
According to the brake for the transmission, when the brake is used, abrasion and noise caused by relative movement between the intermediate shaft serving as a rotating part and the piston of the brake do not exist, and compared with the prior art, noise pollution is reduced. In addition, due to the fact that the installation positions of the dual discs are optimized, the intermediate shaft can be designed to be of a hollow structure, the overall mass is reduced, meanwhile, the structure of a brake piston is simplified, the effect of reducing the machining and manufacturing difficulty is achieved, and the brake piston is suitable for large-scale application and popularization in the industry.
Owner:SHAANXI FAST GEAR CO LTD

Medium and large bearing end face flatness rapid detection device

This invention discloses a rapid detection device for the planar runout of the end face of medium and large bearings, comprising a base and a turntable. The top wall of the turntable serves as a placement surface, and several slots are evenly distributed along the circumference of the turntable on the placement surface. Each slot is formed from the edge of the turntable towards its center. A clamp is movably mounted in any three slots, arranged in a triangular pattern. Each clamp has an arc-shaped contact surface at its starting end for contacting the outer peripheral wall of the bearing race under test. Each clamp is equipped with a fastening structure for securely connecting the clamp to the corresponding slot and an adjustment structure for adjusting the relative height between the clamp and the turntable to accommodate bearing races of different thicknesses. The base is equipped with a detection element for detecting the planar runout of the bearing race end face. This invention solves the problems of existing bearing planar runout detection equipment, such as complex structure, poor adaptability, easy damage to the bearing surface, inconvenient disassembly and assembly, and low detection efficiency.
Owner:C&U CO LTD +2

Rotating shaft structure

PendingCN119508341AOptimize the installation positionPivotal connectionsRotating discTooth part
The invention discloses a rotating shaft structure which comprises a first rotating body, a second rotating body, a rotating shaft and a driving mechanism, the first rotating body comprises a first rotating arm and a first rotating disc, the first rotating disc is provided with a first tooth part, the second rotating body is provided with a second tooth part, and the rotating shaft penetrates through the first rotating body and the second rotating body; the driving mechanism comprises a driving piece and a first elastic piece, the driving piece is connected with the first rotating disc, the two ends of the first elastic piece are connected with the driving piece and the first rotating arm correspondingly, and the driving piece moves in the radial direction of the first rotating arm under the action of external force to drive the first rotating disc to be close to or away from the second rotating body, so that the first tooth part is meshed with or separated from the second tooth part; therefore, the second rotating body and the first rotating body are relatively locked or unlocked. According to the rotating shaft structure provided by the invention, when the first rotating body and the second rotating body are relatively locked or unlocked, the moving direction of the driving part and the moving direction of the first rotating disc are respectively in different directions, so that the mounting position of the driving part is convenient to set.
Owner:LUXSHARE INTELLIGENT MANUFACTURING ELECTRONIC SERVICES (KUNSHAN) CO LTD

Bridge erecting machine via hole distance laser detection equipment

The invention discloses bridge girder erection machine via hole distance laser detection equipment, and relates to the field of bridge girder erection machines, the bridge girder erection machine via hole distance laser detection equipment comprises a bridge pier and a main beam, the main beam is arranged above the bridge pier, an adjusting mechanism, a first detection mechanism and a second detection mechanism are arranged on the main beam in a front-back symmetry mode, and the adjusting mechanism is fixed on the main beam; and a first detection mechanism is mounted on the adjusting mechanism. According to the bridge girder erection machine via hole distance laser detection equipment, the first detection mechanism is adopted, the width of a bridge pier can be detected, the accuracy of measured data can be guaranteed in cooperation with the effect of the limiting mechanism, and therefore the installation position of the supporting base can be conveniently determined, and specifically, the initial measurement position can be determined through a contact sensor; the distance between the first laser range finder and the first protective cover is adjusted through cooperation with the adjusting mechanism, so that the bridge pier width detection effect is achieved, after the limiting mechanism is separated from the bridge pier, the measurement effect is stopped, and the accuracy of detection data is guaranteed.
Owner:CHINA RAILWAY 14TH BUREAU GROUP EQUIPMENT CO LTD +1

Parallel groove clamp insulating sheath for hot-line work and use method of parallel groove clamp insulating sheath

The invention belongs to the technical field of parallel groove clamp insulating sheaths, and provides a parallel groove clamp insulating sheath for hot-line work and a use method thereof, and the parallel groove clamp insulating sheath comprises a first insulating shell and a second insulating shell which are connected with each other; the first insulating shell is provided with a toothed belt, the second insulating shell is provided with a loose lock catch, the loose lock catch comprises a pressing part, a toothed cavity and a guide sheet, and the pressing part is arranged on the loose lock catch; the lock catch capable of being loosened further comprises a clamping head. The pressing part is shifted to drive the second connecting rod and the first connecting rod to rotate, so that the first insulating shell and the second insulating shell can be opened, the operation is simple, an operator can smoothly operate the insulating sheath when mounting the insulating sheath with triple protection of a wiring glove, an insulating glove and a sheepskin anti-puncture glove, and the working efficiency is improved. And the working efficiency is improved.
Owner:STATE GRID SHANDONG ELECTRIC POWER CO JINING CITY RENCHENG DISTRICT POWER SUPPLY CO

Non-contact beam-expanding optical communication assembly

The utility model provides a non-contact beam-expanding type optical communication assembly, which relates to the technical field of communication assemblies and comprises a non-contact beam-expanding part, a connecting sleeve is arranged on the inner side of the non-contact beam-expanding part, an optical fiber plug is arranged on the inner side of the connecting sleeve, a rotating ring is arranged at one end of the outer wall of the non-contact beam-expanding part, and an optical fiber plug is arranged at the other end of the non-contact beam-expanding part. A plurality of right-angle frames are evenly distributed on the outer side of the rotating ring in the circumferential direction, a U-shaped frame is fixedly installed at one end of each right-angle frame, and a guide column movably penetrates through the inner side of each U-shaped frame. The limiting ring provides a limiting installation function, the rotating ring provides an installation position for the right-angle frame conveniently, stable installation supporting is provided for the U-shaped frame through the right-angle frame, meanwhile, the guide column penetrates through the inner side of the right-angle frame and the inner side of the U-shaped frame and is matched with the spring to provide an elastic pushing function, and the installation position of the U-shaped frame is adjusted. And the pressing block can be conveniently pushed to the center position, the protruding part of the other set of connectors can be clamped, then the stability after installation is improved, and the situation of falling off is effectively prevented.
Owner:HUAINAN WENFENG AEROSPACE CABLE CO LTD

Air conditioning equipment

ActiveCN111594923BOptimize the installation positionImprove user experienceDucting arrangementsMechanical apparatusFresh airDamper
The present invention discloses an air conditioning device, comprising a return air duct, a fresh air duct, a heat exchange component, a damper component and an air supply device. The return air duct comprises a first main air duct connected to an upper air outlet, a second main air duct connected to a lower air outlet, and a first sub-air duct and a second sub-air duct extending between the first main air duct and the second main air duct. The heat exchange component is arranged in the first main air duct and the second main air duct. The air supply device can supply air from the upper air outlet through the first main air duct and the first sub-air duct to the lower air outlet during heating; and can also supply air from the lower air outlet through the second main air duct and the second sub-air duct to the upper air outlet during cooling. The damper component is used to control the communication between the first main air duct and the first sub-air duct or the second sub-air duct; and is also used to control the communication between the second main air duct and the first sub-air duct or the second sub-air duct. The fresh air duct is connected to the return air duct, and its connection port is located between the first heat exchanger and the second heat exchanger. The device can improve user comfort.
Owner:GREE ELECTRIC APPLIANCE INC OF ZHUHAI

Safety fence for building construction

The utility model relates to the technical field of building construction, in particular to a building construction safety fence which comprises a base, a limiting square pipe is fixedly connected to the middle of the top face of the base, a supporting square pipe is connected to the outer portion of the limiting square pipe in a sleeved mode, and first limiting strips are fixedly connected to the two sides of the supporting square pipe. A plurality of limiting grooves are formed in the two sides, close to the first limiting strip, of the supporting square pipe. The utility model has the advantages that the base, the limiting square tube and the supporting square tube are arranged, so that a vertical column structure can be conveniently combined, the first limiting strip and the second limiting strip are arranged, and meanwhile, the plurality of clamping blocks on one side of the second limiting strip are clamped with the limiting grooves, so that the mounting positions can be conveniently provided for the plurality of baffles; and meanwhile, the waterproof cover is fixedly connected with the bottom end of the supporting square pipe, so that the baffle is conveniently blocked, rapid installation of the safety fence is completed, meanwhile, the whole fence is fixedly connected through screws, later disassembly is facilitated, repeated utilization is completed, the overall structure is simple, and application and popularization are facilitated.
Owner:王新

Modularized center shaft structure

ActiveCN222391750UOptimize the installation positionSimple structureMeasurement devicesShaftsAbnormal positionsDistance detection
The utility model discloses a modularized center shaft structure which comprises a center shaft body, a center shaft sleeve is arranged in the center of the outer portion of the center shaft body in a sleeved mode, a fixed ring fixedly connected with the R end of the center shaft sleeve is arranged at one end of the center shaft body in a sleeved mode, and a movable ring movably connected with the L end of the center shaft sleeve in an inserted mode is arranged at the other end of the center shaft body in a sleeved mode. The device is provided with a plurality of detachable mounting rods, each mounting rod is internally provided with a distance detection device, the mounting position of the center shaft main body can be detected in real time, the structure is simple, disassembly is convenient, the maintenance difficulty is reduced, the mounting positions of the movable ring and the fixed ring can be accurately judged during use, and the maintenance efficiency is improved. The center shaft can automatically give an alarm when the center shaft body inclines, has a real-time automatic detection function, better helps maintenance personnel to judge abnormal positions, facilitates concentric installation of workers during assembly, and is flexible, durable, safe, reliable, convenient to operate and convenient to install.
Owner:JURONG CHIIH SHIN PRECISION HARWARE PARTS CO LTD

A cutter wheel device and a silicon steel sheet cutting machine using the same

The present invention provides a cutter wheel device and a silicon steel sheet cutting machine using the cutter wheel device, wherein the cutter wheel device comprises a cutter shaft, a fixed cutter seat is convexly provided on the cutter shaft, the cutter wheel is detachably mounted on the fixed cutter seat, the cutter wheel device also comprises a cutter wheel adjustment assembly, the cutter wheel adjustment assembly comprises an adjustment screw arranged parallel to the cutter shaft, an adjustment assembly movably sleeved on the adjustment screw, and a movable cutter seat slidably sleeved on the cutter shaft, the cutter wheel is detachably mounted on the movable cutter seat, a supporting screw hole is provided on the limiting sleeve, a supporting screw is inserted in the supporting screw hole, the adjustment assembly is detachably clamped to the movable cutter seat, and after the supporting screw is tightened in the supporting screw hole, the movable cutter seat can be fixed to the cutter shaft. The position of the movable cutter seat on the cutter shaft is adjusted by using the adjustment assembly and the cutter shaft, thereby adjusting the installation position of the cutter wheel on the cutter shaft.
Owner:WUXI JULONG SILICON STEEL CO LTD

Automobile kettle fixing support

The utility model relates to the technical field of automobile kettle supports, in particular to an automobile kettle fixing support which comprises an L-shaped mounting seat, two sides of the bottom end of the mounting seat are fixedly connected with connectors respectively, the two connectors are bent upwards respectively, and the connectors are connected with the mounting seat. The kettle fixing device has the advantages that the kettle is located between the mounting base and the fixing ring, the conical head is in sliding connection with the conical base, meanwhile, the two buckles are connected with the two clamping heads in a clamped mode, the kettle can be conveniently limited, the kettle is prevented from shaking, and the kettle fixing device is convenient to use and high in practicability. The two safety pins limit the bottom ends of the two buckles, the buckles and the clamping heads are prevented from accidentally slipping, the safety of the overall structure is guaranteed, during disassembly, the safety pins are pulled out, the buckles and the clamping heads are separated through the two protruding strips, and therefore the fixing ring is taken down, the kettle fixing support can be conveniently and rapidly disassembled and assembled, the difficulty is reduced, and the kettle fixing support is simple in overall structure and convenient to use. And popularization and use are facilitated.
Owner:FOSHAN MIDEA HOME APPLIANCE IND CO LTD

Device and method for monitoring diffusion of fuel gas in power channel based on gradient adjustment

The invention discloses a device and a method for monitoring gas diffusion in an electric power channel based on gradient adjustment, belongs to the technical field of gas diffusion monitoring, and solves the problem of how to monitor a gas diffusion rule in the electric power channel under different gradient conditions. The electric power channel module is used for simulating an actual electric power channel structure, the fuel gas leakage module is used for simulating the situation that fuel gas diffuses into the electric power channel through leakage points, the gradient adjusting module is used for lifting the electric power channel module and adjusting the gradient of the electric power channel module, and the sensor module is used for capturing fuel gas under different gradient conditions. According to the method, the gas diffusion conditions under different gradients are analyzed in real time according to the downslope gas concentration and the downslope gas concentration on the two sides of a leakage point, the gas diffusion path and rule are analyzed through a data acquisition and analysis module, early warning is conducted on dangerous points of gas diffusion under different gradient conditions, theoretical support is provided for the optimal installation position of a sensor, and the gas diffusion risk is lowered. And the coverage range monitored by the sensor is optimized.
Owner:STATE GRID ANHUI ELECTRIC POWER CO LTD ELECTRIC POWER SCI RES INST +1

Intelligent aspherical mold core polishing device

The utility model provides an intelligent aspheric surface mold core polishing device, and belongs to the technical field of mold core polishing. The intelligent non-spherical mold core polishing device comprises a frame, a clamping mechanism is slidably connected to the bottom end of the interior of the frame, pushing assemblies are arranged at the top ends of the clamping mechanism correspondingly, vertical grooves are formed in the two sides of the inner wall of the frame correspondingly, and a lifting assembly is slidably connected between the two vertical grooves; a driving motor is arranged in the lifting assembly, the output end of the driving motor is in transmission connection with a polishing grinding tool, penetrating holes are formed in the two sides of the top end of the lifting assembly respectively, a pressure detection mechanism is arranged between the two penetrating holes, and the pressure detection mechanism comprises a U-shaped frame, an anti-disengaging block, a vertical shaft and a pressure sensor. The two ends of the U-shaped frame penetrate through the interiors of the penetrating holes respectively and are connected with anti-disengaging blocks, one side of the U-shaped frame is connected with a vertical shaft in a penetrating mode, and a pressure sensor is installed at the bottom end of the vertical shaft.
Owner:SUZHOU HB PRECISION IND CO LTD

Laser cutting machine convenient to adjust

ActiveCN222359465UEasy to adjustOptimize the installation positionLaser beam welding apparatusElectric machineryLaser cutting
The utility model relates to the technical field of laser cutting machines, and discloses a convenient-to-adjust laser cutting machine which comprises a laser cutting machine body, supporting legs are fixedly installed at the bottom of the laser cutting machine body, a motor is fixedly installed on the outer wall of the laser cutting machine body, and the supporting legs are fixedly installed on the outer wall of the laser cutting machine body. The laser cutting machine convenient to adjust comprises a laser cutting machine body, a through groove is formed in the laser cutting machine body, two sets of adjusting grooves are formed in the laser cutting machine body, and an adjusting mechanism used for conveniently adjusting the position of the laser cutting machine body is arranged in the laser cutting machine body. The rotating shaft can be driven to rotate by arranging the worm to be matched with the worm gear, the laser cutting machine body can be jacked up by rotating the rotating shaft to be matched with the connecting rod, the supporting rod and the steel ball, at the moment, the laser cutting machine body can be moved by a short distance through the steel ball, the mounting position of the laser cutting machine body can be adjusted conveniently, and use is more convenient.
Owner:JINAN OUZE PRECISION MASCH CO LTD

Vibration exciter eccentric wheel capable of being rapidly and accurately positioned and installed and high-frequency breaking hammer

The utility model discloses a vibration exciter eccentric wheel capable of being quickly and accurately positioned and installed and a high-frequency breaking hammer, the vibration exciter eccentric wheel comprises a rotating shaft, a gear and an eccentric block, and an installation adjusting mechanism is arranged between the eccentric block and the gear; the mounting and adjusting mechanism comprises a coupling sleeve rotationally arranged on the rotating shaft, an insertion positioning mechanism arranged between the coupling sleeve and the eccentric block, a first bolt arranged on the coupling sleeve and a second bolt arranged on the eccentric block; the two inserting grooves are formed in the coupling sleeve, the two protrusions are arranged on the eccentric block and matched with the inserting grooves, the difference between the two protrusions in the circumferential direction is 180 degrees, and when the gravity center of the eccentric block faces downwards, the connecting line of the two protrusions is in a horizontal state. The vibration exciter eccentric wheel is very convenient to install, the accuracy of the installation position of the eccentric block can be well guaranteed, and the installation precision is high.
Owner:GUANGDONG HAIPENG ENG EQUIP CO LTD

An interior panel and a rail vehicle

This utility model discloses an interior panel and a rail vehicle, applied to rail vehicle vibration absorption technology. The interior panel includes an interior panel body, a plurality of vibration absorbers disposed on the surface of the interior panel body, and a limiting component. The vibration absorbers are spaced apart, and each vibration absorber includes an elastic layer component and a mass layer component. The elastic layer component is located between the interior panel body and the mass layer component. The limiting component covers the side of the mass layer component opposite to the interior panel body and is fixed to the surface of the interior panel body. The interior panel provided by this utility model can improve the low-frequency sound insulation of the rail vehicle body, reduce interior noise, and improve comfort. Due to the structure of the interior panel body, it is easy to operate, saves space, and allows for flexible arrangement.
Owner:CRRC QINGDAO SIFANG CO LTD

A support structure of a main machine drive system of a machine room-less elevator

ActiveCN224646441Usmall footprintOptimize the installation position
This utility model provides a support architecture for a machine room-less elevator main drive system, solving the problems of unreasonable traction machine placement, large space occupation, and inconvenient construction in existing machine room-less elevator main drive systems. The technical solution is as follows: the main drive beam includes a rope head beam rear side plate and a rope head beam front side plate, which are supported side-by-side between the main guide rail and the counterweight guide rail. The traction machine base is fixed to the rear side of the main guide rail with bolts, and the traction machine base is equipped with shock-absorbing rubber pads and bolts for fixing to the bottom of the traction machine. A connecting bend plate is fixed to the connection between the main guide rail and the rope head beam rear side plate with bolts. The connecting bend plate is equipped with a traction machine shock-absorbing and stabilizing frame, which is composed of a sleeve-type lower connecting bracket and a sleeve-type upper connecting bracket connected together. An elastic rubber sleeve is provided between the lower and upper connecting brackets. This optimizes the traction machine installation position, increases traction machine stability, reduces space occupation on the top floor, facilitates construction, and enhances the elevator's adaptability.
Owner:SHENYANG YUANDA INTELLECTUAL IND GRP CO LTD

Intelligent control energy-saving device of heating and ventilation central air conditioner

The utility model relates to the technical field of air conditioner energy-saving devices, and discloses an intelligent control energy-saving device of a heating and ventilation central air conditioner. The intelligent control energy-saving device of the heating and ventilation central air conditioner comprises a protective shell. Mounting pieces are welded to the two ends of the protective shell. An energy-saving body is arranged in the protective shell, a mounting block is welded to one side of the energy-saving body, the mounting block is connected with the inner wall of the protective shell through bolts, a ventilation groove is formed in the periphery of the protective shell, heat conduction strips which are evenly distributed in a surrounding mode are inserted into one side of the energy-saving body, and a ring block is welded to the periphery of the energy-saving body. A pipeline is installed in the ring block and used for being communicated with an external water pipe so that water mist can be sprayed out of the atomizing head. Finally, the energy-saving device can be cooled, and air exhaust of the air conditioner outdoor unit can be prevented from being blocked; and finally, the air conditioner outdoor unit can be conveniently and rapidly installed, and installation is firmer.
Owner:JIANGSU LIANSHENG ELECTROMECHANICAL ENG CO LTD

South-north photovoltaic truss

A top seat is arranged at the top end of a first inclined strut, the top seat is fixed to the lower end of a first cross beam through a screw, a second cross beam is located above the first cross beam, a plurality of supporting assemblies are arranged between the first cross beam and the second cross beam, and each supporting assembly comprises a limiting seat and a positioning seat. The supporting rod is vertically arranged at the upper end of the limiting seat, the two second inclined struts, the vertical beam, the first cross beam, the second cross beam, the third cross beam and the frame are symmetrically arranged on the supporting rod, and a bolt or screw fixing mode is adopted, so that compared with a traditional welding mode, the structure is short in time consumption and high in efficiency during splicing, disassembly is facilitated, and the welding efficiency is improved. The ceiling mounting efficiency can be improved, and the mounting positions of the first cross beam, the second cross beam, the third cross beam and the frame can be conveniently and temporarily adjusted.
Owner:FUJIAN YONGFU GREEN ENERGY TECH CO LTD