32results about How to "Avoid overrunning" patented technology

A data processing system includes a plurality of communication links and a plurality of processing units including a local master processing unit. The local master processing unit includes interconnect logic that couples the processing unit to one or more of the plurality of communication links and an originating master coupled to the interconnect logic. The originating master originates an operation by issuing a write-type request on at least one of the one or more communication links, receives from a snooper in the data processing system a destination tag identifying a route to the snooper, and, responsive to receipt of the combined response and the destination tag, initiates a data transfer including a data payload and a data tag identifying the route provided within the destination tag.

The invention provides a coal suction vehicle set for a railway tunnel ballast bed, which comprises a coal suction vehicle containing a coal suction vehicle frame, wherein the coal suction vehicle frame is connected with a middle working device; the middle working device is a ballast bed coal suction working device comprising a coal suction cover body mounted on a working trolley; a cover body structure connected with an adjusting mechanism as well as a working mechanism are arranged in the coal suction cover body; a sealing plate is also connected with the outer side of the coal suction cover body; the working mechanism comprises rolling brushes; the adjusting mechanism comprises a rolling brush mounting plate of which the upper side is connected with an off-running cylinder; the sealing plate is connected with an air suction pipe; the coal suction cover body is also connected with an air blowing pipe; the adjusting mechanism is connected to the cover body structure through a guide slot connected with an adjusting upper plate; the rolling brush mounting plate is arranged on the adjusting upper plate; the adjusting upper plate is connected with a connection adjusting plate through a spring; an adjusting frame lower plate is connected below the adjusting plate; and the cover body structure is also connected with support wheels capable of supporting the whole cover body structure on a sleeper when the cover body structure passes through the sleeper. The coal suction vehicle set avoids the blockage of a filter bag when coal ash in the airflow of a dust remover is serious.

The invention relates to an automatic transfer device. Existence sensors are set for sensing whether workpieces are arranged on a motion component or not so as to control operation time of a power component, speed reduction sensors are set for enabling the motion component to reduce speed before the stop position and reduce inertia of the motion component during stopping so as to improve operation stability of the transfer device and letting the motion component to stay in the accurate stopping position, and stop sensors are set for controlling the stopping time of the power component so as to enable the motion component to stop in the stop position. The existence sensors, the speed reduction sensors and the stop sensors realize automatic control motion process of circulating of workpieces from the feed position to the discharge position and to the feed position again. Furthermore, the invention provides an automatic transfer method of the automatic transfer device.

The invention discloses an energy-saving high-speed railway train working diagram adjusting method based on a stop scheme, and belongs to the technical field of high-speed railway train running schemes. In the invention, the station stop rate is determined according to passenger flow, the energy consumption value increased by train stop of each intermediate station is calculated, a double-target optimization model (the travel time is the shortest and the energy consumption value is the smallest) is established, and stop adjustment suggestions are given in combination with the relevance betweena high-speed railway train stop scheme and the energy consumption value. On the premise that the high-speed railway train meets the requirements for safety intervals, passenger flow and the like, energy conservation and emission reduction are achieved, the train travel time is shortened, and the route passing capacity and the passenger travel comfort are improved.

The invention provides a water outlet set temperature control method and a system of an air conditioning system, wherein the method comprises the steps of: obtaining a detected outdoor environment temperature value and an upper limit value and a lower limit value of set environment temperature set by users, judging and comparing if the outdoor environment temperature value is greater than or equal to the upper limit value of the set environment temperature or smaller than or equal to the lower limit value of the set environment temperature, and controlling the water outlet set temperature according to the judging and comparing result. The method can associate the water outlet set temperature with the outdoor environment temperature, and the water outlet set temperature is changed along with the change of the outdoor environment temperature, so that an air conditioning unit can satisfy the user requirements on the water outlet set temperature under various environment temperature conditions, the over-range operation of the air conditioning unit is prevented, and the use comfort and the reliability of the air conditioning unit are improved.

The invention discloses a connector and a manufacturing method thereof. The method comprises the steps of: firstly, providing a substrate, wherein the substrate is provided with a first surface and a second surface which are opposite, and a through hole; secondly, forming a first electric-conductive layer on the substrate, wherein the electric-conductive layer covers the inner wall of the through hole; thirdly, filling a hole-plugging material in the through hole to form a hole-plugging column; fourthly, forming an electric-conductive elastic suspension arm on the first surface, and electrically connecting the electric-conductive elastic suspension arm with the first electric-conductive layer; fifthly, forming a gold-plated layer on the electric-conductive elastic suspension arm and the first surface, forming a solder ball on the second surface, and electrically connecting the solder ball with the first electric-conductive layer, wherein a free end part of the electric-conductive elastic suspension arm and the solder ball are positioned on a vertical line perpendicular to the first surface.

The invention belongs to the technical field of functional finishing for household storage fabrics, and particularly relates to a dyeing and finishing process for a microfiber suede fabric for household storage. The process comprises the following steps that step 1, pretreatment refinement, presetting, reduction splitting and sanding and processing are carried out on greige cloth fabrics; step 2,inflaming retarding dyeing one-bath processing is carried out; step 3, reduction cleaning processing is carried out; step 4, antifouling and anti-mold anti-bacterial processing is carried out; step 5,centrifugal dewatering, shaping, brushing and rolling are carried out, and a product is obtained. The dyeing and finishing process starts with aspects of technical process, processing mode, functional addition agent selection, assistant agent addition and the like, mutual influences among various factors are avoided, contradiction among various functions is solved, and a multi-functional composite high-performance product is finally obtained; as for the processing mode, dip dyeing instead of pad dyeing is adopted, it can be avoided that the cloth surface nap of the fabric is rolled and flattened so as to ensure full, soft and exquisite feeling of the final product.

The invention discloses a sewage treatment plant aerated grit system control apparatus and a control method thereof. The apparatus comprises an aerated grit pool, and a pipeline communicating an aerated head with a blower in the aerated grit pool is provided with a controllable motor valve and a gas flow meter; a flow monitor relay is arranged in a control system of sand pumps and a truss; and a water inlet tube is provided with a liquid flow meter, and is also provided with a controller which is in signal and control connection with the gas flow meter, the controllable motor valve, the liquid flow meter and the current monitor relay. The control method comprises the following steps: 1, starting the controller, and setting control vales; 2, acquiring signals of the controller when the control apparatus runs for a running time of T1; 3, adjusting the opening degree of the motor valve; 4, controlling the running time of the truss at T3; 5, controlling the normal running or stopping or fault alarming of the truss; and 6, repeating step 2-5. The control apparatus and the control method are suitable the automatic control of the aerated grit pool, and have the advantages of processing effect improvement, maintenance of efficient stable running, safe and efficient equipment running, and obvious energy saving effect.

The invention relates to the technical field of gas extraction, and particularly relates to an intelligent coal mine underground gas extraction device. The intelligent coal mine underground gas extraction device comprises a support, wherein a gas-liquid separator is fixedly connected to the support; a water tank is communicated with the bottom of the gas-liquid separator; a gas pump station is communicated with the outlet end of the gas-liquid separator; a gas collection tank is communicated with the outlet end of the gas pump station; a first pipeline is communicated with the inlet end of the gas-liquid separator; an intelligent valve is arranged on the first pipeline; a flow converging end of a flow converging pipeline is communicated with one end of the first pipeline; an extraction pipe is communicated with the flow dividing end of the flow converging pipeline and stretches into a drill hole; a fifth sealing structure is arranged on the outer side of the extraction pipe; a second sealing structure is arranged at the joint of the first pipeline and the flow converging pipeline; a third sealing structure is arranged at the joint of the flow converging pipeline and the extraction pipe; and leakage detection sensors are arranged in the second sealing structure, the third sealing structure and the fifth sealing structure and electrically connected with a controller. By means of the intelligent coal mine underground gas extraction device, efficient extraction without leakage of gas extraction can be achieved.

The invention relates to a double-shaft adjustable stirrer which comprises a stirring tank, stirring components, a supporting component and a power component. The stirring components are positioned in the stirring tank, the power component is positioned on the supporting component and connected with the stirring components through stirring transmission shafts, each stirring component comprises stirring blades, one transmission shaft and blade connecting rods, each stirring blade is connected with the corresponding transmission shaft through the corresponding blade connecting rod, and the supporting component comprises a supporting frame, a hydraulic rod and a portal bridge frame; the supporting frame is fixed on a supporting frame foundation, one end of the hydraulic rod is fixed on the supporting frame while the other end of the same is connected with the portal bridge frame, and angle ranges of the stirring blades and the blade connecting rods are 20-70 degrees.

The invention discloses a waterproof signal trigger device capable of preventing glue adhesion. The waterproof signal trigger device capable of preventing glue adhesion comprises a permanent magnet and a magnetic induction element. The waterproof signal trigger device capable of preventing glue adhesion is characterized by further comprising a key mechanism, wherein the key mechanism comprises a base and a guide tube, and the guide tube is fixedly connected to the base; a pressing rod is arranged in the guide tube, a key is arranged on the top of the pressing rod, the permanent magnet is embedded in the surface of the pressing rod, the pressing rod and a guide tube seat are in elastic connection through a spring, the permanent magnet can carry out reciprocating motion along with the pressing rod in the stretching and retracting direction of the spring, the magnetic induction element is arranged on a trigger circuit main control panel outside the key mechanism, and the permanent magnet can pass through the induction range of the magnetic induction element in the reciprocating motion process and trigger the magnetic induction element. The waterproof signal trigger device capable of preventing glue adhesion is low in cost, simple in assembly process, high in production efficiency, simple, reasonable and easy to control.

The invention relates to a water return device control method and device. The control method comprises the steps of acquiring the work period duration value of a water return device, acquiring the work duration value of the water return device after a water heater is started and turning off the water return device when the work duration value is greater than preset multiples of the work period duration value. According to the scheme, the water return device is turned off by acquiring the relation between the work period duration value of the water return device and the current work duration value of the water return device after the water heater is started; resource waste and excessive operation of the water return device due to failures of the water heater are avoided; accordingly, the product quality and service life of the water return device are guaranteed; the sensitivity of turn-off operation of the water return device can be reduced by setting the preset multiples in comparisonto prevent the water return device from being turned off mistakenly during normal operation.

The invention relates to a water return device control method and device. The control method comprises the steps of acquiring the work period duration value of a water return device, acquiring the work duration value of the water return device after a water heater is started and turning off the water return device when the work duration value is greater than preset multiples of the work period duration value. According to the scheme, the water return device is turned off by acquiring the relation between the work period duration value of the water return device and the current work duration value of the water return device after the water heater is started; resource waste and excessive operation of the water return device due to failures of the water heater are avoided; accordingly, the product quality and service life of the water return device are guaranteed; the sensitivity of turn-off operation of the water return device can be reduced by setting the preset multiples in comparisonto prevent the water return device from being turned off mistakenly during normal operation.

A rock drilling rig and to a method for transmission thereof is provided. The rock drilling rig includes a carriage that is movable by drive equipment in a mine. The rock drilling rig includes a hydraulic drilling system for which pressure energy is generated by a hydraulic pump. The rock drilling rig is electrically driven and includes an electric motor that is connected to drive both the drive equipment and the hydraulic drilling system. The mechanical drive transmission included in the drive equipment and the hydraulic pump of the hydraulic drilling system may be connected and disconnected independently of one another by means of clutches.

The invention belongs to the technical field of parking equipment, and discloses a parking system and a parking method utilizing pavement space. The parking system comprises a ground surface garage area, a travelling road area, an aerial garage area, a parking space detection system, a parking space distribution system, and a positioning and vehicle taking system, wherein the aerial garage area ismounted above the travelling road area in a lifting manner; at least two parking spaces which can be lifted independently are arranged in the aerial garage area in the direction perpendicular to thetravelling road area; the parking space detection system is used for detecting empty parking spaces in the overall ground surface garage area and aerial garage area; and the parking space distributionsystem intelligently distributes a parking space for an incoming vehicle based on the empty parking spaces, wherein the parking space in the ground surface garage area is distributed first when the parking space is distributed. According to the parking system and the parking method utilizing the pavement space, the aerial garage area which can be lifted is arranged above the travelling road areaof a traveling and parking lot, so that the utilization of a road area is realized; and the aerial garage area has the advantages of simple structure, low cost and stable use.

The invention discloses an energy-saving adjustment method for a high-speed railway train running diagram based on a stop scheme, and belongs to the technical field of high-speed railway train running schemes. In the invention, the station stopping rate is determined based on passenger flow, the energy consumption value added by train stops at each intermediate station is calculated, a dual-objective optimization model (minimum travel time and minimum energy consumption value) is established, and the high-speed railway train stop plan and energy consumption are combined. The correlation between the consumption value gives suggestions for stop adjustment, so that high-speed railway trains can achieve energy saving and emission reduction under the premise of meeting the safety interval and passenger flow demand, etc., and also reduce train travel time, improve the line capacity and passenger travel. comfort.

The invention relates to a method for adapting the load and checking the quantity and purity of a pressure swing adsorption plant, wherein the pressure swing adsorption plant runs through a working cycle that comprises at least one production cycle. During the production cycle, a feed gas is fed uninterruptedly into at least one adsorber and the time at which the production cycle ends is determined by ascertaining the quantity MA(t) of the product gas removed from the at least one adsorber during the production cycle, wherein the production cycle is ended when the quantity MA(t) is greater than or equal to a prescribed quantity MDesign, and wherein the quantity MA(t) is calculated from the quantity Q(t) removed from the product buffer and the pressure profile in the product buffer. The invention also relates to a pressure swing adsorption plant for carrying out the method.

The invention discloses a protection device for replacing an oil retainer, a dismounting and mounting platform and an oil retainer replacing method. The problems that in the prior art, a gear box oil retainer is large in replacement difficulty and low in operation efficiency are solved, and the device has the beneficial effects that the operation efficiency can be improved, and the overhaul quality can be improved. According to the specific scheme, the protection device for replacing the oil retainer comprises a first protection part, and the first protection part can be connected with a gear box and can limit a gear box bearing so as to stabilize the gear box and prevent the gear box bearing from being collided; and the first protection part is provided with a size measuring groove capable of measuring a gear box oil retainer mounting seat.

The invention relates to a control method for controlling operation of a compressor and an associated heat pump unit. According to one aspect of the invention, the control method for controlling operation of the compressor is provided. The control method comprises the steps of: obtaining an exhaust pressure (Pd) of the compressor (1); obtaining a suction pressure (Ps) of the compressor (1); comparing the obtained exhaust pressure (Pd) and the obtained suction pressure (Ps) with a preset pressure ratio limiting value; and controlling the operation of the compressor (1) based on the pressure ratio comparing result. According to the control method, the range exceeding of the operation pressure of the compressor can be prevented, so that the compressor can be effectively protected, and the service life of the compressor is prolonged.

The invention discloses a connector and a manufacturing method thereof. The method comprises the steps of: firstly, providing a substrate, wherein the substrate is provided with a first surface and a second surface which are opposite, and a through hole; secondly, forming a first electric-conductive layer on the substrate, wherein the electric-conductive layer covers the inner wall of the through hole; thirdly, filling a hole-plugging material in the through hole to form a hole-plugging column; fourthly, forming an electric-conductive elastic suspension arm on the first surface, and electrically connecting the electric-conductive elastic suspension arm with the first electric-conductive layer; fifthly, forming a gold-plated layer on the electric-conductive elastic suspension arm and the first surface, forming a solder ball on the second surface, and electrically connecting the solder ball with the first electric-conductive layer, wherein a free end part of the electric-conductive elastic suspension arm and the solder ball are positioned on a vertical line perpendicular to the first surface.

The invention belongs to the technical field of parking equipment, and discloses a parking system and a parking method utilizing road space. The parking system includes a ground garage area, a driving road area and an air garage area, wherein the air garage area is liftable. It is installed above the driving road area, and there are at least two independently liftable parking spaces in the sky garage area along the direction perpendicular to the driving road area; it also includes a parking space detection system, a parking space allocation system and a positioning and picking up system, wherein the parking spaces The detection system is used to detect the empty parking spaces in the overall ground garage area and the sky garage area; the parking space allocation system intelligently allocates parking spaces for incoming vehicles based on the empty parking spaces, and first allocates the parking spaces in the ground garage area; A liftable aerial garage area is set above the driving road area of ​​the parking lot to realize the utilization of the road area, and the aerial garage area has the advantages of simple structure, low cost and stable use.

The invention discloses a temperature and humidity control method based on an ARM11 platform, and the method comprises the following steps: obtaining the initial state of each piece of equipment, andcarrying out the initialization of the equipment; presetting a temperature normal value and a humidity normal value; acquiring temperature data and humidity data of a field environment, forming data packets in sequence, and sending the data packets to the ARM11 controller; storing, analyzing and processing the received data packet to generate an analysis report; and generating and sending a corresponding control instruction to corresponding equipment according to the analysis report. The ARM11 hardware platform is adopted to store and analyze the acquired data so that the control complexity isreduced, the data processing capability is improved, the temperature and humidity control accuracy is further improved, and the temperature and humidity detection and control requirements on the field are met.

The invention relates to the technical field of rice processing equipment, and discloses a rice husking machine capable of improving the rice husking rate and avoiding excessive husking. The rice husking machine comprises an equipment body, wherein the top end of the equipment body is fixedly connected with a feed port, the left end of the equipment body is fixedly connected with a discharge port,the left end of the interior of the equipment body is movably connected with a cabin door and a control device, first rotating rods are rotatably connected to the front end and the rear end of the equipment body, the first rotating rods are in transmission connection with second rotating rods through transmission gear sets, and the first rotating rods extend into the front end and the rear end ofthe equipment body to be movably connected with fixing frames. According to the rice husking machine capable of improving the rice husking rate and avoiding excessive husking, through rotation of thefixing frames and reverse rotation of a husking support, friction between a connected mechanism and grains is enhanced, the rice husking efficiency is improved, the frequency of repeatedly processingthe grains is reduced, the processing cost is reduced, repeated grinding and excessive grinding of the processed rice due to accumulation of grains in the rice milling process are avoided, and the quality and taste of the rice are improved.

The invention discloses a conference table with a multimedia function, and belongs to the technical field of office supplies, the conference table comprises a plurality of edge blocks and extension assemblies arranged among the edge blocks, the top of each extension assembly is provided with a display assembly, and each display assembly comprises a display screen and a sleeve shell; the extending assembly comprises a middle block arranged on one side of the edge block and a middle plate arranged in the middle block. According to the device, the extension assembly, the display assembly and the supporting assembly are arranged, the display assembly is matched with a control system and a storage battery in the device middle block, so that the device has the multimedia display and online interaction functions, and thus the realization of multiple auxiliary functions of the video conference is perfected; by means of the moving function of the bottom, the conference table can be expanded and extended, the connecting state is always kept in the extending process, and therefore the expanded conference table is still kept stable, and more conference participants can be contained.

The invention relates to a water conservancy and hydropower facility, in particular to a water channel interception cleaning device. The device comprises an annular belt type interception net consisting of a weft net and a warp net; a lower roller, a front upper roller and a back upper roller are arranged in the interception net; the weft net is tensioned by the lower roller and the front upper roller; the warp net is tensioned by a triangle consisting of the lower roller, the front upper roller and the back upper roller; an impurity tank is formed below the front upper roller and the back upper roller; the lower roller is a closed hollow stainless steel barrel, and is provided with a capped water inlet in the end part; an interception plate is arranged between the lower roller and the side wall of a water channel; a front power roller and a back power roller are arranged behind the lower roller; an annular belt is arranged between the front power roller and the back power roller, and is hinged with a baffle plate; the baffle plate is inclined to one side opposite to the rotating direction of the annular belt; and the front power roller and the lower roller are connected through a conveying belt. The water channel interception cleaning device is excellent in interception effect, can automatically clean, and meanwhile, can reduce manual intervention.

Disclosed is an easy-to-adjust fixing platform for machining for making a coach lightweight. The fixing platform comprises a fixing bench (1), wherein the fixing bench (1) is internally provided with a first cavity (2); a bottom face of the fixing bench (1) is fixedly connected to adjustment mechanisms (3) and buffer mechanisms (4); an upper surface of the fixing bench (1) is provided with a strip-shaped sliding hole (5); a holding mechanism (6) is provided in the first cavity (2); the holding mechanism (6) comprises a first electric motor (601), a first threaded rod (602), a threaded ring (603), a first sliding rod (604), a holding plate (605), a first limiting ring (606) and a first bearing (607); the first electric motor (601) is fixedly connected to an inner side wall of the first cavity (2); an output end of the first electric motor (601) is fixedly connected to one end of the first threaded rod (602); the first bearing (607) is sheathed on an outer surface of the first threaded rod (602); and an outer ring of the first bearing (607) is fixedly connected to the inner side wall of the first cavity (2). The fixing platform can be conveniently adjusted in terms of height and can achieve buffering under stress.