31results about How to "Realize linkage control" patented technology

The present application belongs to the field of coal mine, and relates to a coal mine underground orifice blowout prevention dust isolation device, which comprises, in sequence, a stamping dust isolation assembly, a gasket eccentric isolation assembly, a columnar brush array isolation assembly and a slag collecting main body, the slag collecting main body is connected with an orifice sealing pipe in a hole, and a drill rod is arranged through the stamping dust isolation assembly, the gasket eccentric isolation assembly, the columnar brush array isolation assembly and the slag collecting main body. The present application realizes the blocking of dust in the hole through the brush dust blocking of the columnar brush array isolation assembly, the eccentric dust isolation of the eccentric isolation assembly and the stamping dust isolation of the stamping dust isolation assembly, realizes the linkage control of the mechanism on the sealing assembly, and the greater the gas pressure sprayed out of the hole, the better the sealing effect of the sealing assembly, so that the safety hidden danger problem of gas spray hole in the drilling process can be effectively solved.

The invention discloses a biopsy needle assisting in positioning, and relates to the technical field related to biomedicine, the biopsy needle comprises an arranged biopsy cylinder, a handheld groove is formed in the surface of the biopsy cylinder, a needle head is connected to the side end of the biopsy cylinder through a clamping table, a limiting block is installed in the biopsy cylinder, an arc groove matched with the needle head is formed in the limiting block, and the needle head is connected with the handheld groove. An auxiliary assembly is arranged in the biopsy cylinder, a positioning lamp is installed at the side end of the biopsy cylinder, and a switch is installed at the top of the biopsy cylinder. According to the biopsy needle capable of assisting in positioning, after the biopsy needle is turned on, the positioning lamp can project light rays to assist in determining the puncture position, the positioning accuracy is improved, tissue damage caused by positioning deviation is reduced, the scale and the notch on the outer side of the needle head facilitate judgment of the length of puncturing into a human body, a tissue sample is obtained in a mechanical moving mode, and the needle head is pulled out after obtaining is completed. The driving assembly drives the moving seat to move leftwards, and the inner core is pushed back to cut off and push out the tissue sample.

The utility model discloses a micro-pressure oxygen-enriched cabin environment temperature regulation system, belonging to the technical field of special environment control equipment, which includes a control center module, a temperature sensing module, an actuator module and a safety protection module. The control center module is electrically connected to the temperature sensing module. The safety protection module is installed on the actuator module, and the safety protection module and the actuator module are respectively electrically connected to the control center module. Under the conditions of maintaining micro-pressure (usually 1.1 to 1.3 atmospheres) and oxygen enrichment (oxygen concentration of 21% to 30%), it ensures that the temperature inside the cabin is stable within a comfortable range, and the temperature can be set arbitrarily, usually 20 to 26 °C. It automatically controls the start and stop of the environment temperature regulation system according to the change of temperature, realizes the linkage control of the micro-pressure oxygen-enriched cabin and the environment temperature regulation system, and is convenient to operate and use.

The invention provides a flash control method and an external flash lamp device.The method is used for controlling the external flash lamp device to provide a supplementary light source for shooting of a mobile terminal, the external flash lamp device comprises a flash lamp module, the mobile terminal comprises a shooting module, and the method comprises the steps that a shooting trigger signal generated by user operation is received; generating a first flash control signal and a photographing control signal according to the photographing trigger signal; sending a first flash control signal to the flash lamp module through the first communication connection, so that the flash lamp module turns on light according to the first flash control signal; a photographing control signal is sent to a photographing module of the mobile terminal through the second communication connection, so that the mobile terminal executes a photographing action according to the photographing control signal, and the moment when the photographing control signal reaches the mobile terminal through the second communication connection is later than the moment when the first flash control signal reaches the flash lamp module through the first communication connection. It is ensured that the flash lamp module is in the light turn-on state when the mobile terminal photographs.

The utility model provides automatic fire cut exhaust system, relates to fire field, including water supply tank, the outer wall of water supply tank is fixedly connected with water supply motor, the outer wall of water supply tank is matched to be provided with acid mist purification tower, the outer wall of acid mist purification tower is provided with control cabinet, the outer wall of acid mist purification tower is fixedly connected with temperature control valve, in the utility model, when the workshop breaks out fire, this system can rely on the linkage mechanism of thermocouple and temperature control valve, and the exhaust motor power is automatically cut off and the valve is closed in the moment of detecting abnormal temperature, prevents the exhaust system from intensifying the fire spreading and smoke diffusion because of the chimney effect accurately, gains the precious time for personnel safety evacuation and fire rescue, reduces the security risk from the root, in addition, the system adopts the humanization design, only needs to connect the power and completes the basic parameter setting to put into operation, discards the complicated operation process, greatly promotes the use convenience, even if the non - professional personnel can also grasp the operation gist quickly.

The invention provides a high-temperature and high-pressure all-visible phase state and foam behavior characterization device. The device comprises a high-temperature-resistant and high-pressure-resistant visual observation cavity, an atomization spraying module, a volume adjusting module, a temperature control module, a pressure control module, a stirring and rotating module, a visual imaging module and a data acquisition and computer control module. The observation cavity is sealed through an upper flange and a lower flange to form a pressure-resistant visual cavity, and an upper visual window and a lower visual window are arranged to achieve double-view-angle imaging. The volume adjusting module is driven by a piston to change the effective volume in the cavity, and the temperature and the pressure are controlled in a closed-loop mode through a heating / circulating constant-temperature device and piston driving and / or a high-pressure pump. The method comprises the steps of device pretreatment, establishment of a high-pressure carbon dioxide environment and formula injection, volume / pressure scanning to obtain phase boundary parameters, stirring disturbance and visual recording, temperature switching repeated experiments, water adding disturbance and foam performance evaluation, and realization of phase-foam behavior coupling characterization.

This invention discloses a communication system and method for cross-domain data interaction based on the OCPP protocol stack. The system includes an OCPP cloud server and at least one pre-configured electric vehicle charging device for managing electric vehicle charging piles. The OCPP cloud server has functional modules running on the existing OCPP protocol stack and communicates with the electric vehicle charging device via data transmission commands. The communication system also includes at least one independent gateway, or the electric vehicle charging device integrates a gateway. The gateway is configured to: interpret standard data transmission commands from the OCPP cloud server and map their content to the local IoT network environment; simultaneously, it can also receive information and control commands from second-domain devices (not electric vehicle charging devices) and upload them to the OCPP cloud server via the same OCPP communication mechanism. Thus, by utilizing existing Electric Vehicle Charging Protocol (OCPP) cloud server resources, management and control of cross-domain IoT devices can be achieved.

The invention discloses an automatic dosing machine for medical intravenous medicine, and relates to the technical field of medical instruments and intelligent medical equipment. Comprising an addition execution module, a visual verification module and a central control unit, the assembly execution module comprises a base, a stand column, a lifting guide and transmission assembly and an upper end mounting seat, the stand column is vertically arranged on the base, the lifting guide and transmission assembly is arranged on the stand column in a lifting mode, and the upper end mounting seat is fixedly connected to the lifting guide and transmission assembly; the upper end mounting seat is provided with a needle inserting assembly, a pushing and injecting assembly and a supporting and positioning part, and the visual verification module comprises an image acquisition device which is used for acquiring identification information of a medicine or a container to be added with the medicine. According to the invention, the automatic intravenous medicine adding and dispensing system based on visual verification and central control is constructed, so that the defects of the prior art in the aspects of medicine safety, occupational exposure risk, adding and dispensing precision, operation efficiency and the like are systematically overcome.

A laser cutting conveying line belongs to the technical field of conveying devices, is used for conveying plate cutting, and comprises a frame, a waste conveying system, a positioning air cylinder, a conveying assembly, a guide assembly and a blocking assembly, and the waste conveying system is arranged in an inner cavity of the frame and used for conveying plate waste; the multiple positioning air cylinders are arranged above the frame in the front-back direction and used for restraining and guiding the plates in the front-back direction. According to the laser cutting device, the side edge constraint guiding system is matched with the end limiting structure, three-dimensional positioning control can be carried out on a plate, a track is corrected in real time, positioning errors are avoided, the cutting precision is improved, and efficient and stable operation of laser cutting operation is guaranteed; according to the automatic waste collecting and conveying system, waste generated by laser cutting of the plates is automatically conveyed, centralized treatment of the waste is achieved, the equipment cleaning and maintaining period is greatly shortened, and the links of plate conveying, cutting, waste collecting and the like are effectively integrated.

The invention belongs to the technical field of casting blank cutting, and particularly relates to a conveying roller device and method for solving adhesion of a casting blank after cutting. The lifting roller is arranged between the conveying roller and the flame cutting area, due to the fact that the lifting roller rotates by one circle, the highest point of the upper end of the lifting roller is higher than the upper end of the conveying roller, and the lowest point of the upper end of the lifting roller is lower than the upper end of the conveying roller. Therefore, one end of the cut casting blank can be lifted up through the lifting roller, displacement in the vertical direction of the casting blank to be cut is achieved, then the adhesion position is snapped through the lifting force of the lifting roller and the gravity of the casting blank, and the cutting efficiency and safety of the casting blank are effectively guaranteed. The device is simple in structure, can effectively solve the problem of casting blank adhesion, reduces the labor of workers, and avoids production accidents caused by untimely treatment.

The invention relates to the technical field of computers, and provides a digital atlas analysis device and method based on patent technology and standard fusion, the digital atlas analysis device comprises a device body, and the device body is provided with a digital atlas analysis system; a connecting part is connected to the device body, an accommodating cavity is formed in the connecting part, and a movable mobile phone connecting mechanism and a movable camera mechanism which are linked with each other are arranged in the accommodating cavity. When the connector is used, a data line and a mobile phone support do not need to be additionally arranged, a user can conveniently conduct electric connection and use the mobile phone body, people in front of the all-in-one computer and the mobile phone body can be monitored and recognized in real time, and whether the all-in-one computer and the mobile phone body are authorized users or not can be automatically judged; when the authorized user temporarily leaves, the screen of the all-in-one computer is automatically controlled to be turned off, and the mobile phone body is stored in the protection cavity for protection, so that others are effectively prevented from arbitrarily operating or taking away the mobile phone body, and the risks of information leakage and equipment loss are reduced.

This application provides a controlled data sandbox management method based on an access connector, belonging to the field of data security. The method includes: receiving a data usage request initiated by a data user, the data usage request including at least a data asset identifier of the target data asset; authenticating the identity of the data user; if the identity authentication is successful, obtaining the data usage policy of the target data asset based on the data asset identifier; performing usage control verification on the data usage request according to the data usage policy; if the usage control verification is successful, creating a controlled data sandbox corresponding to the data usage request according to the data usage policy; and injecting controlled data access methods into the controlled data sandbox, wherein the target data asset itself does not enter the controlled data sandbox in the form of a copy, but is accessed within the controlled data sandbox through controlled data access methods.

The invention relates to an operation mode switching method and device for a control room in a nuclear power station. Comprising the steps of determining a current operation position based on positions of a first control switch and a second control switch in real time; if the current operation position is the backup panel, the nuclear power station is controlled through the backup panel in the nuclear power station; otherwise, for any operator station, acquiring user login information of non-security level control display equipment in the operator station and position information of security level control display equipment; if the position information is the same as the login position and the operation mode is a control mode, setting a security level control display device of the operator station to be in a non-locking state; and if the position information is the same as the login position and the operation mode is not the control mode, setting a security level control display device of the operator station to be in a locked state. By adopting the method, the operation authority linkage control of the security level control display equipment and the non-security level control display equipment can be realized, and the security of the nuclear power station is ensured.

The present application relates to the technical field of reservoir regulation, and discloses a cascade reservoir ecological regulation method and device for improving water flow of a Chinese sturgeon natural spawning test field in a bifurcated river downstream of a dam, the method comprising: obtaining test field hydrological data, main river hydrological data and reservoir hydrological data; constructing a target relationship model between reservoir outflow and test field flow rate according to the data; analyzing spawning suitable flow rate of Chinese sturgeon according to activity trajectory data and the target relationship model to obtain a satisfaction rate of a target suitable flow rate threshold; and taking the maximum satisfaction rate of the target suitable flow rate threshold as an optimization target, and taking multiple technical constraints as constraint conditions, optimizing the outflow of upstream and downstream reservoirs to obtain a target regulation scheme. The present application improves the suitability of the influence of reservoir outflow adjustment on fish spawning through target relationship model analysis and outflow optimization.

The utility model relates to dismantling machine technical field, concretely for a kind of dismantling machine safety locking mechanism, including the rectangular mounting bracket of four columns and the base capable of moving up and down along mounting bracket, bottom end fixing is provided on base, two groups of limit teeth along column arrangement are provided in the inside of column side by side, and two groups of limit teeth are reversely arranged;The four corners of the upper end surface of base are all provided with the limiting component compatible with limit tooth, and the limiting component includes two limit blocks arranged side by side, and the two limit blocks are arranged around the same rotating shaft, and the two rotating shafts are symmetrically arranged, the end of inclined surface is limited with corresponding limit tooth respectively;Two groups of driving components are further provided on base, respectively connected with corresponding limit block, drive limit block to move contact and limit of corresponding limit tooth. Improve fixed stability, reduce the security risk caused by fixed loosening in the process of cylinder disassembly, can also share the tension borne by lifting mechanism, improve the service life of multiple components.

The electro-hydraulic linear control pneumatic valve comprises an air pressure control valve, an electro-hydraulic linear control valve and an overflow valve, the air inlet end of the air pressure control valve is provided with a main air inlet and an auxiliary air inlet, the control end of the air pressure control valve is connected with the electro-hydraulic linear control valve, and the oil outlet end of the electro-hydraulic linear control valve is connected with an oil drainage port through the overflow valve; the pneumatic valve is further provided with an emergency air inlet, and pressure sensors are arranged at the main air inlet and the air outlet. The input end of the controller is connected with the pressure sensor, and the output end of the controller is connected with the electro-hydraulic linear control valve. During working, the electro-hydraulic linear control valve outputs linear hydraulic pressure to drive a valve element of the air pressure control valve to act, and linear adjustment of an air path is achieved; the pressure sensor feeds back pressure signals in real time to form closed-loop control. The control precision and the response speed under the high-pressure large-flow working condition are improved, meanwhile, linkage control over a hydraulic system and a pneumatic system is achieved, and the beneficial effects of being high in control precision, fast in response, high in reliability, high in safety and the like are achieved.

The application relates to an inflator pump device, comprising: an air guide pipe; and an inflator pump body provided with a limiting part and a switch, the limiting part being configured to be capable of limiting the air guide pipe, and the switch being electrically connected to the inflator pump body; wherein when the air guide pipe is in limiting cooperation with the limiting part, the air guide pipe triggers the switch, and the inflator pump body is in a shutdown state; when the air guide pipe is separated from the limiting part, the air guide pipe is separated from the switch, and the inflator pump body is in a working state. The inflator pump device provided by the application can realize automatic start and stop of the inflator pump device through taking and placing actions of the air guide pipe, and solves the problems of complicated operation and low efficiency of a traditional inflator pump.

The invention provides brake pad back plate blank stamping equipment, and relates to the technical field of brake pad back plate production. The brake pad back plate blank stamping equipment comprises a stamping machine and a material conveying platform, the material conveying platform is arranged at the position of a feeding port of the stamping machine, the brake pad back plate blank stamping equipment further comprises a die discharging table, and the die discharging table is fixedly arranged at the lower end of the inner side of a shell of the stamping machine. The discharging mechanism achieves rapid interception and discharging of waste through pushing blocks with different heights, and clamping stagnation caused by adhesion of the waste to a mold and a formed blank is avoided. The outlet is formed in the die blanking table, so that the back plate can quickly fall down and be taken out after being processed, the production efficiency is improved, the potential safety hazard of manual operation is eliminated, and the effect of quickly and automatically discharging waste materials and processed parts is achieved; the problems that waste materials and workpieces need to be manually taken out of the die after stamping, efficiency is low, and potential safety hazards exist are solved.

The utility model discloses a digitized kitchen range, relates to kitchen range technical field, including cabinet body, the top of cabinet body is connected with gas stove device through opening clamping, the side wall of cabinet body is fixedly connected with support plate, one end side wall of support plate is fixedly connected with range hood shell, the range hood shell is connected with the range hood, and the range hood shell is connected with the gas stove device through opening clamping. A control panel is fixedly connected to the top of the side wall of the range hood shell through an opening, a sensor assembly mounting shell is fixedly connected to the bottom of the control panel, and infrared wireless transmission control assemblies are fixedly connected to the side walls of the control panel and the gas stove device. According to the cabinet body provided by the utility model, on the basis that the shell of the digital kitchen range hood can be conveniently and quickly disassembled, the oil-smoke separation net and the filter element in the cabinet body can be conveniently taken out to be cleaned or replaced; therefore, the problem that an existing digital kitchen range hood is inconvenient to detach after being used for a long time, and an oil-smoke separation net and a filter element in the kitchen range hood are separated, taken out and cleaned is solved.

This invention discloses a loading and unloading conveying device for bearing housing production, belonging to the technical field of bearing housing production equipment. It aims to solve the problems of low loading and unloading efficiency, poor positioning accuracy, and low automation in traditional bearing housing manufacturing. The device includes a clamping device, a gripping device, a flipping device, bearing housing fixtures, a first robotic arm, and a controller. The clamping device is located within the flipping device, enabling stable clamping and precise 180° rotation of the bearing housing. The gripping device comes in two forms: a robotic arm and a propulsion mechanism, adapting to different efficiency requirements. The bearing housing fixtures enable simultaneous placement and positioning of multiple bearing housings, working in conjunction with the gripping device to complete batch loading. The controller serves as the core, realizing the linkage control of all devices. This device can achieve fully automated loading and unloading of bearing housings from the first to the second process, processing multiple bearing housings in a single batch. It features high positioning accuracy, stable clamping, and significantly improves the degree of automation and processing efficiency, making it suitable for batch production of various bearing housings.

The application relates to the technical field of charging equipment, and discloses a cover opening and closing detection method and device and a cover opening and closing charging equipment, the method comprising the following steps: reading an initial output level of a cover opening and closing detection module when the cover opening and closing charging equipment is powered on, determining a cover opening and closing state of the cover opening and closing charging equipment according to the initial output level, monitoring output level change information of the cover opening and closing detection module in a running process of the cover opening and closing charging equipment, determining a cover opening and closing action performed on the cover opening and closing charging equipment according to the output level change information when the cover opening and closing detection module meets an output level change condition, updating the cover opening and closing state according to the cover opening and closing action, and determining a working mode of the cover opening and closing charging equipment according to the updated cover opening and closing state. It can be seen that the application can improve the cover opening and closing state detection precision and reliability, realizes linkage control of the cover opening and closing state and the wireless charging function, realizes safe start and stop of the wireless charging function, and further improves user experience.

The utility model relates to the technical field of concentration meters, and particularly discloses an on-line concentration meter, which comprises an on-line concentration meter body, a plug arranged on the circumferential surface of the on-line concentration meter body, eight interfaces of the plug, and a reflection structure arranged on the circumferential surface of the on-line concentration meter body, the reflection structure comprises a prism, the prism is made of sapphire materials, the prism is arranged below the plug, and the plug is arranged below the prism. The reflection structure further comprises an LED light source, a light path optical fiber and a CCD array, by arranging the reflection structure, the instrument firstly changes the refraction angle in soluble liquid, the corresponding refractive index also changes, the refractive index and the concentration temperature rule are as follows: the refractive index is increased, the concentration is increased, the temperature is increased when the concentration is not changed, and the refractive index is reduced; therefore, the refractive index can directly reflect the concentration change, the temperature fluctuation influences the refractive index and the concentration, the sample concentration can be continuously detected, linkage control with a PLC and an upper computer can be realized by arranging a plug, the hysteresis quality between offline monitoring data is reduced, and the practicability is improved.

The utility model relates to a capacitor righting and testing integrated mechanism in the field of capacitor testing, which comprises a supporting seat, a righting station and a testing station are arranged on the supporting seat, the righting station is provided with a clamping and righting assembly for righting a capacitor, and the testing station is provided with a clamping and testing assembly for testing the righting capacitor. A clamping driver is arranged on the supporting seat, clamping ends are formed at the two ends of the clamping driver, and the clamping driver is connected with the righting and clamping assembly and the clamping and testing assembly through the clamping ends. The problem of large space occupation caused by separation of centralizing and testing equipment in a traditional scheme is solved, the space occupation and the equipment cost of multiple mechanisms are saved, meanwhile, the clamping driver can enable the clamping centralizing assembly and the clamping testing assembly to be controlled in a linkage mode, centralizing and testing of the capacitor can be completed under one-time driving of the clamping driver, and the clamping and testing efficiency is improved. And the test accuracy and reliability are improved.

The utility model relates to the technical field of in-vitro diagnosis, and provides a full-automatic integrated digital PCR analyzer which comprises a shell, a chip warehousing module, a chip carrying module, a PCR amplification module and a chip reading module, and a normally-closed cabin door is arranged on the shell; the normally-closed bin door, the chip bin entering module and the PCR amplification module are sequentially and adjacently arranged in the first direction, the chip carrying module and the chip reading module are adjacently arranged in the first direction, the chip reading module and the chip bin entering module are adjacently arranged in the second direction, and the chip carrying module and the PCR amplification module are adjacently arranged in the second direction; the chip warehouse entering module is used for bearing a chip carrier and conveying the chip carrier into the shell or conveying the chip carrier out of the shell through the normally-closed warehouse door. The chip carrying module is used for clamping the chip carrier to move in the first direction, the second direction or the third direction, and the first direction, the second direction and the third direction are perpendicular to one another. The device is compact in structure, achieves full-automatic operation, and improves the experiment efficiency.

The application relates to the technical field of unmanned planes, in particular to a linkage device for folding and locking a machine arm for plane performance, which comprises a plane main body, a rotating machine arm module, a folding and locking module and a central control module. The central control module is fixedly arranged at the top outer side of the plane main body and comprises a central control box, a driving control assembly, a transmission control assembly and a cooperative control assembly; the driving control assembly is connected with the folding and locking module through the transmission control assembly, and the driving control assembly is also connected with the installed rotating machine arm module through the cooperative control assembly. The folding and locking module and the rotating machine arm module are synchronously controlled through the central control module, the machine arm can be automatically turned over and unfolded and locked in multiple sections, the automatic unfolding and locking of the folded arm can be realized, the problem that the existing unmanned plane folding machine arm operation is complicated and is prone to accidental folding is solved, the linkage device has high portability, high reliability and rapid deployment capacity, and is especially suitable for unmanned plane formation performance scenes.

The utility model belongs to the technical field of plate processing, and discloses a numerical control modeling cutting saw and a plate, which comprises a rack, a lifting cutting gantry assembly used for cutting inner core materials of the plate, a reciprocating walking platform assembly used for carrying the inner core materials of the plate, and a numerical control table used for controlling the lifting cutting gantry assembly and the reciprocating walking platform to cooperatively work, the lifting cutting gantry assembly is fixedly connected to the rack, the reciprocating walking platform assembly is erected at the bottom of the lifting cutting gantry assembly, and the numerical control table is arranged on the side of the rack. According to the numerical control modeling cutting saw, complex curve cutting is achieved through servo control and a multi-axis linkage system; the plate adopts an S-shaped wave splicing structure, so that the contact area is increased, the compressive strength is improved, the heat conductivity coefficient is reduced, and the plate has high strength and excellent heat preservation performance.

The invention relates to the technical field of pathological section scanning, and particularly discloses a lymphatic hematopoietic pathological section high-flux digital scanning and intelligent analysis device which comprises a lower shell, a base is arranged on the lower shell, and a collecting bin and a feeding bin are arranged on the two sides of the top of the base respectively. The collecting bin and the feeding bin are each provided with a sliding guide rail groove and a material opening. A plurality of groups of screw rod assemblies are mounted on the base, a scanning assembly is mounted in the middle of the plurality of groups of screw rod assemblies, and a camera is arranged at the bottom of the scanning assembly; a control assembly and a central fixing disc are mounted at the bottom of the camera on the base, and a plurality of clamping blocks are arranged on the central fixing disc; through a meshing transmission structure of the toothed plate and the first gear and a lifting mechanism of the stabilizing plate and the threaded rod, linkage control over the height of the scanning assembly and rotation of the rotating disc is achieved, the scanning focal length can be accurately adjusted according to pre-measured data, and the definition and consistency of scanning imaging are improved.

The utility model discloses a combined fret saw which comprises two wall bodies arranged in parallel, and each wall body is provided with a first assembly body with a first horizontal linear guide rail. The two ends of the second assembling body are arranged on the first horizontal linear guide rails on the two sides in a sliding mode, and the second assembling body is provided with a second horizontal linear guide rail; the sliding table assembly is arranged on the second horizontal linear guide rail in a sliding mode and provided with a first driving motor; the third assembling body is driven by the first driving motor to slide up and down relative to the sliding table assembly; a second driving motor is arranged at the upper end of the third assembly body, a motor output shaft is provided with at least one driving wheel, and driven wheels matched with the driving wheels in number are arranged at the lower end of the third assembly body; the diamond bead string rope is arranged on the two driving wheels and the two driven wheels in a surrounding and sleeving mode to form a closed transmission path. The device can realize adjustment of three axial degrees of freedom of X, Y and Z axes, so that the diamond string bead wire is accurately positioned and cut in a three-dimensional space, and the cutting efficiency is improved.

The present application relates to coal mine drainage monitoring system technical field, disclose a kind of multistage drainage collaborative control method based on water inflow prediction, comprising the following steps:1) obtain current time, and according to the parameter set, determine the peak valley section where current time is located;2) obtain the water level of current water warehouse;3) according to the water inflow rate of unit time in current water warehouse, and predict the water inflow in this peak valley period;4) according to the peak valley period where it is located, calculate the number of water pump required to be started;5) superimposed calculation the number of water pump required to be started in advance corresponding to the drainage capacity of lower pump house that has been started;6) in combination with the water level situation of upper pump house and this level pump house, judge whether to allow drainage.The present application reads the water level of each water warehouse and other important operating data, in combination with the current state of upper and lower pump house, gives the signal of allowing or prohibiting the drainage of this level pump house, and then realizes the linkage control between each level pump house, to ensure the operation of the entire coal mine underground drainage system under the condition of safety and stability.

The invention belongs to the technical field of mobile communication control, and particularly relates to a communication control device and a control method thereof. Comprising a main control module, a communication interface module, and a cooperative control module, an optical fiber broadband adaptation control module, a multi-service adaptation control module, a terminal access control module, a resource scheduling module and an operation and maintenance monitoring module which are in bidirectional connection with the main control module, the communication interface module is used for realizing communication connection between the device and a new-generation mobile communication core network, an access network, an optical fiber broadband network and a terminal; all functional modules are coordinated through the main control module, new-generation mobile communication core network networking, access network access control, optical fiber broadband operation service, mobile voice and data communication are deeply fused, and cooperative control of the optical fiber broadband operation service, the new-generation mobile communication core network and the access network is achieved. Various telecommunication services such as mobile voice and mobile data communication are adapted, and the service stability, the resource utilization rate and the operation and maintenance efficiency are improved.