41results about How to "Convenient for daily maintenance work" patented technology

The invention discloses a railway switch wayside control device and a railway switch wayside control method, wherein, the railway switch wayside control device is arranged beside the track and comprises a switch control module, a communication module and a power module; The turnout control module is used for connecting with the turnout switch machine, controlling the turnout switch machine and monitoring the state of the turnout switch machine. The communication module is electrically connected with the switch control module, and is used for sending out the state of the switch machine monitored by the switch control module, receiving control information, and transmitting the received control information to the switch control module. The power supply module provides power for the switch control module and the communication module. The switch control module controls the switch machine according to the control information. Therefore, the problem of real-time control and monitoring of switch machine caused by external disturbance signal of signal cable with long control distance is solved.

The invention discloses a rooftop linkage tracing photovoltaic stent and a photovoltaic power generation system, which belongs to the technical field of photovoltaic power generation equipment. The stent comprises a driving mechanism, guide rails and a component unit. The guide rails are laid on rooftop and are fixed. The component unit is arranged across two adjacent guide rails, and comprises a component frame, a sliding part and a connecting rod. The sliding part is arranged in the guide rails. One end of the connecting rod is hinged with the sliding part. The other end is hinged with the component frame. The driving mechanism is applied to the sliding part of the component unit. When the photovoltaic stent is used, the connecting rod is pushed to hold up or lay the component frame. The whole photovoltaic stent structure can be close to the rooftop plane, which effectively reduces wind resistance; the weight of the entire photovoltaic stent structure is light, which reduces the overall structural strength requirement; and the rooftop linkage tracing photovoltaic stent and the photovoltaic power generation system have the advantages of long service life, simple structure, reasonable design and easy manufacture.

The invention relates to an indoor dry voltage transformer for a metering handcart, comprising an iron core, a primary winding, a secondary winding, a first contact arm terminal and a secondary wire holder, which are cast into an integral structure. The indoor dry voltage transformer further comprises a fuse which is arranged in a fuse chamber inside the integral structure and is electrically connected between the primary winding and the first contact arm terminal, and a lightning arrester connection terminal which is embedded on the integral structure and is electrically connected with the first contact arm terminal inside the integral structure. The end of the high-voltage insulating column of the first contact arm terminal is a concave cylinder. The indoor dry voltage transformer is small in occupying area, flexible to install, stable in insulation and is easy to maintain and is provided with protection from the fuse and the first contact arm terminal, thus realizing a metering handcart which is simple and economic and is reliable in insulation, safe to operate and easy to maintain.

The invention discloses a honing machine, comprising a machine tool and a machine tool control cabinet, wherein the honing machine also comprises a machine tool protection cover covering the exterior of the machine tool. The honing machine provided by the invention has the functions of splashing prevention, sound insulation, venting and the like, and can meet the requirements of the honing machine on safety and environmental protection.

The invention provides a base station air conditioner control system based on a communication network. The base station air conditioner control system comprises a base station environment monitoring module, a communication network transmission module, a base station air conditioner control module and a display module. The base station environment monitoring module is used for collecting the environment temperature and the environment humidity in a base station, temperature data of a plurality of equipment air inlets and original operation data of an air conditioner; the communication network transmission module is used for transmitting the data; and the base station air conditioner control module processes the collected temperatures of the multiple equipment air inlets to obtain the comparison result, sends out an air conditioner control instruction according to the comparison result, screens the temperature, the humidity, the temperature data of the equipment air inlets and the original operation data to obtain target operation data, calculates the current energy efficiency ratio of the air conditioner according to the target operation data and transmits the current energy efficiency ratio of the air conditioner to the display module. Manual intervention is not needed, the indoor temperature is adjusted according to the minimum value of the collected temperature values, and the air conditioner is controlled according to the actual situation, so that the energy saving efficiency is improved, and the current energy efficiency ratio of the air conditioner can be further monitored and displayed in real time.

The invention discloses a hydraulic lifting platform of a coal mine full-mechanized mining face, belongs to the technical field of hydraulic supporting, and overcomes the deficiencies of the prior art. The hydraulic lifting platform provided by the invention has the advantages of simple structure, fast installation, capability of walking and high reliability. To solve the technical problem, the technical scheme adopted by the invention is that the hydraulic lifting platform comprises a scrapping plate conveyor, a running mechanism capable of moving side to side along the scrapping plate conveyor is arranged on the scrapping plate conveyor, a lifting mechanism capable of moving up and down relative to the running mechanism is arranged on the running mechanism, and an operation platform is arranged on the lifting mechanism. The hydraulic lifting platform is mainly used for normal maintenance operation of a large mining height support.

The invention discloses a down-the-hole service gate arrangement structure operated by a double-lifting-point inverted hanging type hydraulic hoist. The device comprises a pair of machine frames whichare arranged at the top of a dam and used for mounting the inverted hanging type hydraulic hoist, the hydraulic hoist is connected with a door body arranged in a door groove, a sill, a main rail anda reverse rail are arranged in the door groove, the door body is provided with a main wheel, a side guide wheel, a reverse sliding block and a main water stop which are matched with the main rail andthe reverse rail, and an anti-water-jetting water stop which is matched with the door body is further arranged on the breast wall of the door groove. An overhauling platform is arranged above the doorgroove, and a movable main rail and a movable reverse rail are vertically arranged on the overhauling platform; and a mounting platform close to the top of the dam body is further arranged above theoverhauling platform, and a hydraulic pump station connected with the hydraulic hoist is arranged on the mounting platform. Vibration of the plane working gate can be effectively avoided, the dam faceis kept tidy, no protruding large-size building or equipment exists, and daily maintenance work of the dam body is facilitated.

The invention relates to a planet differential starter, used in the oil field pump. It comprises an output axle, a belt wheel, a bank, and a planet element. It is characterized in that: the bank comprises a transmission device, a planet device, a clutch device and a control device. Said transmission device comprises a gear axial sleeve, a output axle, a bearing, a sliding support, a inner tooth ring, a transmission hub and guide bolt. Said control device comprises a control axle, a handle, a connecting block, a support post, a revolving ring and a brake claw. Said clutch device comprises a spring core axle, a spring base, a spring and a compressing ring. And the planet device comprises a planet wheel support, a planet wheel, a claw wheel, and a planet wheel axle. The invention uses differential start, therefore, the motor with small power can be used, and it can save electricity, cost and non-working power consumption, with easy maintenance and long service life.

The invention discloses an agricultural greenhouse linkage tracking photovoltaic stent and a photovoltaic power generation system, which belongs to the technical field of photovoltaic power generation equipment. The stent comprises a column stent, a driving mechanism, guide rails and a component unit. The column stent is arranged above an agricultural greenhouse. The height of the column stent is slightly higher than the height of the agricultural greenhouse. The guide rails are fixed on the column stent. The component unit is arranged across two adjacent guide rails, and comprises a component frame, a sliding part and a connecting rod. The sliding part is arranged in the guide rails. One end of the connecting rod is hinged with the sliding part. The other end is hinged with the component frame. The driving mechanism is applied to the sliding part of the component unit. When the photovoltaic stent is used, the connecting rod is pushed to hold up or lay the component frame. According to the invention, the design thought of wind hiding and the theory of bionics are used; in one minute, the component unit automatically lays down, so that the windward surface is small and the wind resistance is reduced to ensure the safety of the stent, the system and the agricultural greenhouse; loss caused by the disaster is avoided; and the stent and the system have the advantages of simple structure, reasonable design and easy manufacturing.

The invention belongs to the design technology of aircraft mechanical systems, and relates to an installation structure of air cylinders on board an aircraft. The utility model relates to an aircraft gas cylinder horizontal direction single clamp installation structure, which is composed of a gas cylinder, a front support, a rear support and a clamp. The neck of the gas cylinder is firmly supported by the front bracket and clamped to prevent its displacement. The bottom of the gas cylinder is limited by the rear bracket with wrapping function to prevent its axial and circumferential displacement. After the gas cylinder is pushed into the rear bracket, the gas cylinder can be clamped on the front bracket with a clamp. When disassembling, it is only necessary to loosen the clamp on the front bracket, and the gas cylinder can be directly pulled out from the bracket.

The invention discloses a servo driving system based on wireless communication. The servo driving system comprises a main control chip, a power module, a motor, a wireless communication module and terminal debugging equipment. The power module is connected between the main control chip and the motor, the main control chip is used for sending a control command to the power module, and the power module drives the motor to operate according to the control command; the wireless communication module is connected to the main control chip, the terminal debugging equipment establishes wireless communication with the wireless communication module, and the terminal debugging equipment performs data debugging on the main control chip in a wireless communication mode through the wireless communicationmodule. The system has a wireless communication function, data debugging can be carried out based on a wireless communication mode, the working efficiency of the debugging personnel can be improved,and daily maintenance work is facilitated.

The invention discloses a transmission clutch method of a gluing machine, which comprises the steps that: (1) a driving shaft is arranged; (2) a transmission gear box is arranged; (3) a rigid clutch is arranged; and (4) a pneumatic control system is arranged; the invention also discloses a device for implementing the transmission clutch method of the gluing machine; the method is simple, is easy to realize, has low cost, can independently control the synchronized work of equipment and the gluing machine, provides great convenience for daily maintenance and debugging, best improves the production efficiency and increase the economic income; and the device has an ingenious design, replaces traditional fixed connection with the design of a separated connecting structure, not only works stably, provides strong guarantee for the smooth completion of follow-up procedures and ensures the product quality, but also has high flexibility, provides convenience for maintenance and debugging, reduces the operation cost, effectively shortens a production cycle, improves the production efficiency, and benefits the development of an enterprise.

The invention belongs to the technical field of abandoned coal mine underground space utilization, and discloses an investigation, detection and reinforcement method for reuse of an abandoned mine main roadway. The general position of abandoned coal mine is determined, and after the general position is determined, the specific position of the abandoned coal mine is determined; the current situation of the roadway is explored and evaluated, the two ends of the roadway are blocked according to an evaluation result to create a closed roadway, and the roadway is remedied; after remedying is completed, the usability of the roadway is reevaluated; and after the reevaluation is qualified, the abandoned roadway is reused. The investigation, detection and reinforcement method for reuse of the abandoned mine roadway, which takes physical exploration as a main means, is used for standardizing and unifying the investigating and evaluating process before the reuse of the abandoned mine roadway, so that the construction safety in the reuse process of the mine main roadway can be better ensured, and the daily maintenance work after the construction is finished and the mine roadway is put into use is more convenient.

The invention relates to a quick locker for a motor junction box, and the quick locker comprises a housing covering a junction box base, a locking device corresponding to a junction box screw hole isarranged at the bottom of the housing; the quick locker is fixed on the junction box under the action of the locking device; an elliptical rotary table is horizontally arranged in the housing; the elliptical rotary table is fixed in the housing through a fixing rod; the upper end of the fixing rod extends out of the housing and then is provided with a manual rotating wheel; the manual rotating wheel is connected with the elliptical rotary tables, the manual rotating wheel can rotate relative to the fixing rod, the elliptical rotary tables located at the two ends of the long shaft are connectedwith the locking device through the pull wires, the pull wires are pulled in and loosened by rotating the elliptical rotary tables in the forward direction or the reverse direction, and therefore thejunction box is locked and unlocked by the locking device. According to the invention, the junction box can be opened and closed quickly without any tool, so maintenance personnel can disassemble andconnect wires of the motor quickly, and daily maintenance work is facilitated.

The invention discloses a molten carbonate fuel cell stack heating device and a working method thereof, and belongs to the technical field of high-temperature fuel cells. The molten carbonate fuel cell stack heating device comprises a control system, a plurality of temperature measuring devices and a plurality of heating furnace modules, wherein the heating furnace module comprises a furnace body,a plurality of grooves are formed in the heating surface of the furnace body, furnace wires are arranged in the grooves, and are connected in parallel, the heating furnace modules are connected in parallel through electric wires, the adjacent heating furnace modules are detachably connected through locking devices, the temperature measuring devices and the electric wires are respectively connected with the control system, the heating furnace modules are arranged on the side face of a battery stack, and the temperature measuring devices are arranged in different areas of the battery stack. According to the invention, the temperature measuring devices feed back the temperatures of different regions of the battery stack in real time, perform regional control on the battery stack, and are uniform in heating and high in efficiency, and when a single module is damaged due to faults, the overall heating effect of the device is not affected, so that reliability and stability are high; and themodules are convenient to mount and dismount, so that mounting and daily maintenance work of the internal battery stack are facilitated.

The invention relates to a natural gas pipeline leakage detection technology, in particular to a natural gas pipeline leakage rapid detection system. The natural gas pipeline leakage rapid detection system involves a gas collecting device, a gas conveying system and a carbon dioxide content detection device, wherein a cavity is formed in the gas collecting device, and a gas inlet hole and a firstgas outlet hole which communicate with the cavity are formed in the gas collecting device; an input end of the gas conveying system communicates with the gas inlet hole; and the carbon dioxide contentdetection device communicates with the first gas outlet hole. The system has the advantages of being reasonable and simple in structural design, safe, convenient, scientific and effective, capable ofrapidly judging the property of measured gas, and providing a scientific decision basis for emergency rescue work in the next step, the production cost is low, the installation is rapid and convenient, the flexibility is high, the carrying is convenient, the purity of the sample gas is high, and the detection result is accurate.

The invention discloses an STM32-based broadcast transmitter automatic control system which comprises an STM32 microcontroller, a touch screen unit, a local network server unit, an image acquisition unit and a sampling unit; the STM32 microcontroller is connected with an upper computer, an output port of the STM32 microcontroller is connected with a driving unit, and the driving unit is controlledto execute a control instruction; the touch screen unit is used for displaying processed acquired information and receiving a control instruction of a touch operation; the local network server unit is used for realizing transmitter information remote network display and remote network control; the image acquisition unit is used for regularly acquiring images in a transmitter cabinet for remote observation of maintenance personnel; and the sampling unit is used for calculating control operation which needs to be executed by a transmitter by acquiring transmitter information and controlling thedriving unit to realize automatic control of the transmitter. The system is small in size, rich in hardware resources and high in processing capacity, effective integration of the system is achieved,stability is improved, and cost is reduced. The invention also discloses a method for controlling the transmitter by the system.

The invention relates to a planet differential starter, used in the oil field pump. It comprises an output axle, a belt wheel, a bank, and a planet element. It is characterized in that: the bank comprises a transmission device, a planet device, a clutch device and a control device. Said transmission device comprises a gear axial sleeve, a output axle, a bearing, a sliding support, a inner tooth ring, a transmission hub and guide bolt. Said control device comprises a control axle, a handle, a connecting block, a support post, a revolving ring and a brake claw. Said clutch device comprises a spring core axle, a spring base, a spring and a compressing ring. And the planet device comprises a planet wheel support, a planet wheel, a claw wheel, and a planet wheel axle. The invention uses differential start, therefore, the motor with small power can be used, and it can save electricity, cost and non-working power consumption, with easy maintenance and long service life.

The present application relates to a traveling wave magnetic field fault detection method, device, equipment, storage medium and system. The method obtains the magnetic gradient analysis signal and position information of the high-speed maglev track line, and divides the entire high-speed maglev track line into N sections according to the preset interval according to the position information; according to the magnetic field data in each section, the corresponding moment method is obtained. Multi-fractal spectrum, and calculate the characteristic quantity of the spectral line, input the variation of the characteristic quantity to the CFAR-constant false alarm rate detector, and determine the suspected abnormal data; for this data, use the wavelet modulus maximum value abnormal detection method to judge the singularity of the signal , and calculate the Lipschitz index of the singular point to determine whether there is an anomaly, and if so, output the specific anomaly location. This method has high detection accuracy and greatly improves the abnormal detection efficiency, making the daily maintenance and overhaul of the long stator core of the high-speed maglev track more convenient and effective, reducing economic losses and reducing safety hazards.

The invention discloses a liquid control check valve which is connected between a hollow polish rod and a hollow sucker rod, and comprises a sleeve, a valve ball seat, a centrode tube and a valve ball component, wherein the upper end of the sleeve is provided with an upper joint which is used for connecting with the hollow polish rod, and the lower end of the sleeve is provided with a lower joint for connecting with the hollow sucker rod; the valve ball seat is arranged at the inner side of the upper part of the sleeve; the centrode tube is arranged at the inner side of the lower part of the sleeve, a flow passage is arranged between the centrode tube and the valve ball seat, and a first through hole is arranged at the wall of the centrode tube; and the valve ball component comprises a valve ball, a sliding sleeve and a spring, the sliding sleeve is fixedly connected with the lower part of the valve ball, the spring is positioned in the sliding sleeve and propped between the valve ball and the centrode tube, the sliding sleeve can be vertically, movably connected with the outer side of the upper end of the centrode tube, and the valve ball can be tightly coupled with the valve ball seat.

The invention provides an auxiliary transformer cabinet draught fan comprising a machine shell assembly, an air inlet, an impeller, an air outlet and a power source. The machine shell assembly is of abox-shaped shell structure formed by a machine shell cover plate, machine shell side plates and a machine shell bottom plate. An installation opening used for installing the air inlet is formed in the machine shell cove plate. At least two air outlets are formed in the machine shell bottom plate. The windward side of the air inlet is an arc-shaped face. The impeller is arranged in the box-shapedshell structure and is of a backward centrifugal type impeller structure. The impeller comprises a front wheel disc and blades. The surface of the end, close to the air inlet, of the front wheel discis an arc-shaped face. The blades are arc-shaped blades. When the draught fan is applied, the effect that the structure is simplified is achieved. By means of the unique design of the four parts, namely, the machine shell assembly, the air outlet, the air inlet and the impeller, the internal flow field of the draught fan can be well optimized, gas flow can be smoother, the overall work efficiencyof the auxiliary transformer cabinet draught fan can be better improved, generation of eddy noise can be well reduced, and the aims of energy conservation and noise reduction are achieved.

The invention discloses a motor for mineral powder crushing equipment used for preparing special mortar, which includes a motor casing, a motor mounting base is fixedly installed on the lower surface of the motor casing, and a rear end cover is set on the rear end of the motor casing. A junction box is fixedly installed on one side surface of the motor casing, a protection mechanism is arranged on one side surface of the junction box, and a wire gathering mechanism is arranged inside the protection mechanism. The invention relates to a motor for mineral powder crushing equipment used for preparing special mortar, which belongs to the field of motors. Under the action of the return spring, the movable pressure plate is pressed against the inner wall of the collecting pipe to connect the wires, and the limit of the wires can reduce the number of wires in the wires. The problem of slipping occurs during the process. When the motor is working, it can reduce the adverse effect of pulling the wiring part that passes through the terminal block, and can dry the humid air entering the terminal block, which greatly alleviates the damage caused by the entry of moisture. Moisture inside the terminal block.

The invention discloses a dual-lamp-cap road illuminating device which comprises a rod body, a dual lamp cap, a lifting assembly and a locking assembly. The dual lamp cap comprises a first lamp cap, aconnecting rod and a second lamp cap which are connected in sequence. The lifting assembly comprises a first pulley, a second pulley, a third pulley and a fourth pulley which are sequentially arranged from top to bottom. The locking assembly comprises a fifth pulley, a locking bolt and a rocker arm. According to the dual-lamp-cap road illuminating device, the height of the lamp caps can be adjusted through a handle; the structure is simple, and functionality is high; and daily maintenance work of workers is facilitated.

The invention provides a stamping device with cloud platform control. The stamping device comprises a battery, a compression spring, a seal, a control main board and a data port; the battery is arranged on the inner upper side of an outer layer in a sleeving mode, and the control main board is arranged on the right side of the battery in an electrically connected mode; the compression spring is arranged on the inner side middle portion of the outer layer in a sleeving connected mode, and the seal is arranged at the lower end of the compression spring in a pressing connected mode; an inner layer is arranged on the outer side of the seal in a clearance fit connected mode; and the data port is arranged on the left side upper portion of the outer layer in an embedded connected mode, and the data port is electrically connected with the control main board. The stamping device has the advantages of excellent structure, high practicability, high degree of automation, good protection, safety and reliability by the structural improvement and combined with the prior art, the problems and deficiencies which are existed in an existing device are effectively solved, and more practicability is achieved.

The invention relates to the technical field of coating industry and particularly relates to a five-roller coating device. The five-roller coating device comprises a liquid tank, a prepressing roller, a coating roller, a glue homogenizing roller, a stabilizing roller and a guiding roller, wherein one end of the coating roller is arranged in the liquid tank, and the prepressing roller is arranged at the front end of the coating roller and is fixedly arranged on a supporting seat through an elastic connecting rod; the glue homogenizing roller is arranged at the right upper corner of the coating roller, and a thickness setting device is arranged between the glue homogenizing roller and the coating roller; a scraper II is further arranged at the right lower corner of the glue homogenizing roller; both the glue homogenizing roller and the scraper II are arranged just above the liquid tank; nuts are arranged at the two sides of the stabilizing roller and are in threaded connection with a screw, one end of the screw is connected with a rotary shaft of a motor, and the other end of the screw is connected with a limiting block. According to the five-roller coating device, during use, the uniformity and flatness of a coating layer can be guaranteed, excess coatings are prevented from being stuck to other components, and the routine maintenance work is greatly facilitated for users. The five-roller coating device has the advantages of simple structure, reasonable arrangement, low manufacturing cost and the like.

The invention discloses an elevator control system based on two-dimensional code recognition and an antenna manufacturing method thereof, and belongs to the technical field of elevator control. The elevator control system based on two-dimensional code recognition comprises a control panel, wherein the back face of the control panel is fixedly connected with the front face of a supporting frame; and a two-dimensional code recognition module is connected to the lower part of the front face of the control panel in a clamped mode. According to the elevator control system based on two-dimensional code recognition and the antenna manufacturing method thereof provided by the invention, after the control system is installed, when the control panel is collided by external force, the control panel extrudes a baffle through the supporting frame, a connecting plate can extrude multiple sliding rods after being stressed, the multiple sliding rods drive a top plate to move forwards and extrude a plurality of hydraulic rods, a top plate can be supported through the action of internal pressure of a buffering cushion and the hydraulic rods, and meanwhile, multiple springs can effectively play a damping role after being pressed, so that the control panel and the supporting frame are prevented from being too large in vibration amplitude, and the purposes of shock absorption and buffering are effectively achieved; and an antenna is arranged in the control system, meanwhile, the antenna is prevented from being damaged, and the situation that the control system is collided, breaks down and cannot be used is avoided.

A method, a device and a system for end to end tracking are provided. The device including: a tracking platform, a network unit device. The system including: a tracking platform, a soft switch and a network unit device. The method mainly including: creating an end to end tracking task, sending said created tracking task to the soft switch, making said soft switch send said tracking task to the network unit device connected to it for tracking. The tracking task may be created uniformly for other devices on a single device (the tracking platform), and other devices can accept the task and make a tracking of the whole flow for a certain call or a certain user, and a tracking result can display simultaneously on these other devices and the tracking platform.

The invention discloses a lifter special for a coal mine. The lifter comprises a conveying mechanism, a walking mechanism, a lifting mechanism and a controller for controlling the walking mechanism and the lifting mechanism. The walking mechanism does left-and-right motion along the conveying mechanism at the bottom end, the lifting mechanism moves up and down along the walking mechanism, a work platform is arranged at the top end of the lifting mechanism, the walking mechanism comprises a driving gear and a fixed frame, a hydraulic motor in transmission with the driving gear is arranged on a support, and the driving gear is meshed with a rack on the conveying mechanism. The lifting mechanism comprises a jack and a lifting connecting rod, and the jack is arranged in the lifting connecting rod. The lifter for the coal mine is simple in structure, fast in mounting and high in reliability, and important significance is achieved on the normal operation of a large mining height work face and the improvement of production efficiency.