126results about How to "Guaranteed to work" patented technology

The invention relates to a novel wireless sensor network energy-saving routing algorithm based on the node echelon movement. Firstly, an independent redundant node in the internet is selected, and then a bottleneck node in the internet is selected. On the basis of the previous work, the best path for the movement of the node is selected, that is, the proper independent redundant node is selected for the movement and is moved to the periphery of the bottleneck node. After the movement, a gateway node can monitor HELP information which is sent out by the bottleneck node. If the residual energy of the bottleneck node is lower than a threshold, nodes which are moved to the periphery of the bottleneck node are aroused to substitute invalid nodes. Therefore, the network works normally. The algorithm can find the best moving node and the best moving path under the conditions that the bottleneck node is invalid and a plurality of condition constraints of saving the energy consumption for the movement of the node, and the like, are satisfied, thus the normal work of the network is guaranteed and the effective working time of the network is prolonged.

The invention provides a basic input/output system (bios) realizing method for a Loongson central processing unit (CPU) mainboard. The method comprises the following steps of: performing address mapping conversion on the Loongson CPU and a north bridge chip; performing mapping conversion on the addresses of direct memory access (DMA) equipment; configuring peripheral command indicator (PCI) address space; debugging after fusing a coreboot and a process monitor (pmon) into a new bios; and debugging a kernel interrupt system. By the method provided by the invention, the problem of address mapping conversion between the Loongson CPU and advanced micro device (AMD) bridge piece on a BIOS layer, the problem of DMA equipment addressing in the PMON, the problem of reading and writing in PCI configuration space of a Loongson blade and the problems of transplanting and debugging from the coreboot to the pmon are solved. Moreover, the interrupt processing mode of the external equipment of the Loongson mainboard ensures the normal operation of the external equipment on the Loongson mainboard.

The invention discloses a cell switching control method, network equipment and a system, which relate to the technical field of communication, can ensure that a terminal is switched to a proper cell and avoid dropped call of the terminal, do not affect normal test of the cell and ensure the normal work of a cell retention mechanism. The cell switching control method provided by the embodiment of the invention comprises the following steps of: acquiring switching judgment information required when the terminal is switched to a target cell, wherein the switching judgment information comprises public local mobile network (PLMN) information of the terminal; and controlling the switching from the terminal to the target cell according to the switching judgment information. The method is suitable for the scenes which need to control cell switching.

The invention discloses a real-time salt quantity monitoring type water softener and a monitoring method thereof. The water softener comprises a water softener body, a salt box, a controller and a salt level sensor. The salt box and the controller are both mounted in the water softener body, and the salt level sensor is mounted at the top of the salt box and electrically connected with the controller and is used for detecting a distance h between a position of the salt level sensor and a salt level in the salt box. A reminding module is used for displaying current residual salt volume V to allow a user to timely know the current residual salt volume V. Since reminding is not only performed under a no-salt condition, the user can timely and conveniently replenish salt to avoid the problem of influences on normal use of the water softener which fails to soften hard water due to lack of salt.

The invention discloses a fuel cell control system and a fuel cell system cold start-up control method. The fuel cell control system comprises a fuel cell electric pile, an internal auxiliary cooling circuit, an external main cooling circuit and a water pump motor controller; the internal auxiliary cooling circuit comprises a first cooling water pump and a first valve, and the external main cooling circuit comprises a second cooling water pump, a second valve and a radiator. Compared with prior art, the fuel cell cold start-up method can effectively avoid the damage of the started fuel cell electric pile on the battery under low temperature state, normal work of the fuel battery can be ensured, and fuel cell life is prolonged. Simultaneously, the external heating equipment is not required when the internal auxiliary cooling circuit is added, and the cold start-up cost is reduced.

The invention relates to a semi-trailing derrick floor used in petroleum drilling and repairing equipment, which comprises a derrick floor body, a derrick floor base, a rotatable lifting parallelogram derrick floor consisted of a plurality of posts with two ends hinged between the derrick floor body and the derrick floor base and a hitch frame fixed on the front end of the derrick floor base; the derrick floor body is a frame structure divided into a rotating disk area and a vertical root area; the invention also comprises a rear vehicle frame, the rear vehicle frame consists of two crossbeams and a strut between the two crossbeams; the two crossbeams are respectively connected to the rear end of the derrick floor base in a detachable manner by a connection mechanism; the rigid one-line tow shaft suspension is adopted between the rear vehicle frame and the wheel; a pair of synchronous hydraulic supporting legs capable of extending downwards are mounted at the front end of the derrick floor base; supporting legs for supporting the fallen derrick floor body are disposed on the derrick floor base; and steam heating devices are disposed in the rotating disk area and the vertical root area. The invention can be demounted easily, can not be limited by the superhigh transportation and can satisfy rapid transferring demand and can adapt the operation in low temperature.

The invention discloses a liquid crystal panel. The liquid crystal panel comprises a system main board, an enablement driver, a testing signal panel, a switch protection unit, and a system driving circuit. The switch protection unit comprises a plurality of switch units, the control ends of which are connected with the enablement driver. The enablement driver is used to send enablement signals to control the on/off states of the switch units at the same time. In the testing mode of the liquid crystal panel, the switch protection unit is connected, and the testing signal panel is used to send testing signals to test a single pixel electrode. In the normal display mode of the liquid crystal panel, the switch protection unit is disconnected, and then static generated in environment is prevented from entering the line of the system driving circuit through the testing signal panel. The environmental static is prevented from entering the system driving circuit to affect the normal display of the liquid crystal panel, and when an static impedor is damaged, the short circuit of the system main board and the testing signal panel is prevented.

The invention discloses a hydraulic oil radiating system which comprises a hydraulic oil radiator, a fan, an air cooling motor, a controller and a temperature sensor. The temperature sensor is used for detecting the temperature of an oil inlet or an oil outlet of the hydraulic oil radiator, the air cooling motor drives the fan to cooling the hydraulic oil radiator, and the controller controls rotation speed of the fan according to signals of the temperature sensor. The invention further provides engineering machinery. Energy saving, emission reduction and noise reduction can be achieved while guaranteeing regular work of the hydraulic system of the engineering machinery.

The invention discloses a power supply system used for a suspension control system. The system comprises a suspension power supply and a control power supply, wherein the two poles of the suspension power supply are connected with a suspension chopper circuit so as to be used for supplying power for the suspension chopper circuit; and the two poles of the control power supply are respectively with the two poles of a plurality of low-voltage direct-current power supplies so as to be used for supplying power for the low-voltage direct current power supplies. According to the power supply system, the condition that the suspension power supply can be impacted due to the work of the suspension chopper circuit when a train is in suspension can be avoided, so that the low-voltage direct current power supplies can be prevented from being interfered, the low-voltage direct current power supplies can output current and voltage stably, the normal work of a suspension controller, various suspension parameter measuring sensors, a driver of a chopper power tube, and the like can be ensured, further, the normal work of the suspension control system is ensured, and the safety of the suspension control system is improved.

The invention discloses a water and gas mixed cooling system of engine, which is connected with the high-pressure water pump through the hose where the cooling system is connected with the water tank. The outlet of water pump is connected with a distributed water pipe or a cylinder water-jacket through a water input cut-off valve. The water outlet of cylinder water-jacket is connected with a water steam pipe. At the outlet of water steam pipe a steam cut-off valve is set. At the outside of the steam cut-off valve a small steam turbine, an upper hose and a radiator are connected in turn. Structures mentioned above constitute the water-steam cycling system. A temperature sensor, a water level sensor and a pressure sensor are set in the cylinder water-jacket. The sensor terminal is connected to the computer and other displays. The new type changes the water and wind cooling style thoroughly. It adopts the water-steam mixed cooling system. While the engine temperature is decreased, as the steam does work the transformation of heat energy and electricity energy is realized. It can be used as the power for vehicle running and the electrical system in vehicles to achieve purposes of energy saving and environmental protection.

The invention discloses an ultra-wideband filter with a notching function. The filter comprises a ring resonator, wherein two microstrip lines are symmetrically arranged on each of the two sides of an excircle of the ring resonator in a diameter direction; the two microstrip lines on each side are coupled in parallel; structural dimensions of the four microstrip lines are identical; a feeder line stretches between the two microstrip lines on each side; an open circuit branch is embedded into each feeder line; and the two open circuit branches stretch from feeder line ports to the ring resonator. According to the ultra-wideband notching filter, the notching frequency of the ultra-wideband filter is adjusted to meet different application demands by collocation selection of dimension parameters of the ring resonator, the interdigital pectinate microstrip lines, the feeder lines and the embedded open circuit branches according to different communication places and application requirements in practical application.

The invention provides a combined cooling type rectification support plate flame stabilizer. According to the combined cooling type rectification support plate flame stabilizer, design of impacting and cooling array size and distribution, design of air film cooling hole size and distribution, design of oil spraying hole size and distribution and design of oil passages in the rectification support plate flame stabilizer and a jetting form are involved. According to the combined cooling type rectification support plate flame stabilizer, a cool air cavity is formed in an ordinary rectification support plate flame stabilizer, and through arrangement of an impacting array and air film cooling holes, the wall temperature of the rectification support plate flame stabilizer is controlled; and an oil spray pipe is subjected to cooling protection to a certain extent, coking blocking caused due to overheating of the oil spray pipe is avoided, the work reliability of the rectification support plate flame stabilizer is improved, and the service life of the rectification support plate flame stabilizer is prolonged.

The invention provides a vehicular multimedia knob which comprises a knob cover and a knob outer ring which is fixedly connected with the knob cover. The vehicular multimedia knob is characterized in that the knob cover comprises a cover top and a cover body with a first containing cavity, wherein the knob outer ring is internally provided with a supporting assembly; the supporting assembly comprises an annular supporting plate, a supporting column and a connecting component; the annular supporting plate and the supporting column are connected through the connecting component; when outside pressure is passed to the connecting component through the knob cover and exceeds the maximum preset pressure borne by the connecting component, the connecting component is broken; and the supporting column enters the first containing cavity of the cover body and the cover body can drive the supporting column to rotate. According to the invention, requirements of related regulations of the knob are satisfied so that harm to passengers is reduced; and moreover, the collapsed knob can be continuously used so as to ensure that an automobile multimedia system works normally, and therefore the utilization comfort of the automobile multimedia system and automobile quality are increased.

The invention relates to a method of processing a communication device if the anomaly of a GPRS (General Packet Radio Service) network occurs, and the method is used for processing the communication device if the anomaly of the GPRS network occurs. The method comprises the following steps of firstly, switching the GPRS network to an airplane mode and keeping the mode for a period of time when the GPRS network of the communication device has an anomaly, and then switching the GPRS network to a normal mode again to carry out automatic connection of the GPRS network; secondly, according to the frequency for once more automatic connection of the GPRS network and the network connection status, recording the current time, setting a restart mark, restarting the communication device and reading the restart mark again; and lastly, completing the connection of the GPRS network of the communication device and the normal opening operation of the communication function in sequence according to a reading result of the restart mark. According to the method, when the GPRS network has the anomaly, the communication device is capable of timely and quickly repairing the GPRS function and automatically carrying out the connection of the GRPS network, so that long-time interrupts of the network communication cannot be caused by the abnormal condition, and thus the normal work of the communication device is guaranteed.

The invention relates to the technical field of vehicle control, in particular to a control method for avoiding a low efficiency area of an adjustable speed motor of a hybrid electric vehicle. The control method comprises the following steps of S1, calculating the speed lower limit n<ec_dwn> of an engine when the adjustable speed motor is in the charging state; S2, calculating the speed upper limit n<ed_up> of the engine when the adjustable speed motor is in the driving state; S3, calculating the target required speed n<dem> of the engine; going on S4 if the target required speed n<dem> of theengine is higher than the speed lower limit n<ec_dwn> of the engine, or the target required speed n<dem> of the engine is lower than the speed upper speed n<ec_up> of the engine; or else going on S5;S4, controlling the speed of the engine to the target required speed n<dem> of the engine; S5, correcting the target required speed n<dem> of the engine, and enabling the adjustable speed motor to avoid the low efficiency area; and controlling the speed of the engine to the corrected target required speed n<deml> of the engine. According to the control method, the adjustable speed motor is enabled to avoid the low efficiency area, so that the electric power is prevented from being converted into thermal power completely; and it is ensured that the adjustable speed motor works properly.

A coil position structure of electronic expansion valve comprises a valve body and a coil; a position member arranged between the coil and the valve body comprises a soleplate and an outer cover; the soleplate is fixed on the valve body and supports the coil; the outer cover covers outside the coil and is provided with an axial position part corresponding to the soleplate; the outer cover is fixedly connected with the soleplate; the coil is clamped on the soleplate by the axial position part; a circumferential position part clashed on a socket part is arranged on the soleplate or the outer cover. Through the axial position part and the circumferential position part, the invention achieves the position of the coil on the valve body to prevent the coil rotating in circumferential direction and moving in axial direct; as the outer cover is fixedly connected with the soleplate which is fixed on the valve body; two position parts are fixed structures in an assembling state, thereby effectively resisting high-frequent impact and maintaining the assembling relation between the coil and the valve body and further providing a protective barrier to ensure a normal operation.

The invention relates to a plastic fuel tank cover of an engineering vehicle. The plastic fuel tank cover comprises a fuel tank oil filling port, a pressure-bearing plate, a pressure spring, an air inlet valve assembly, a plastic locking rod, a plastic housing and a handle pull rod. The plastic locking rod and the plastic housing are in interference fit with each other and sealed through an O-shaped rubber ring. The air inlet valve assembly comprises an air inlet valve, a cover-shaped gasket, a negative pressure spring and a rubber gasket. A valve rod of the air inlet valve penetrates through an air inlet valve installation hole of the pressure bearing plate. The cover-shaped gasket is arranged on the valve rod of the air inlet valve. The negative pressure spring is installed between the cover-shaped gasket and the pressure bearing plate. The rubber gasket is fixed to a bottom face circular plate of the air inlet valve. When the air pressure inside the oil tank and the external air pressure are balanced, the rubber gasket and the pressure bearing plate are attached and sealed, and the oil filling port of the fuel tank and the pressure bearing plate are attached and sealed. The plastic fuel tank cover solves the key common problems that due to the fact that in the work process of an existing engineering vehicle, rainwater enters the fuel tank, the fuel tank rusts and is corroded, vent holes of the air inlet valve are prone to blockage, an engine is blocked, and automatic flameout is caused or starting can not be achieved.

The invention discloses a dampproof base of an electrical cabinet. The dampproof base comprises a base body, a water scraping plate is arranged in the base body, a sleeve is fixedly connected with thewater scraping plate, the sleeve penetrates through a protection cover and fixedly sleeves an output shaft of a driving motor. By arranging the water scraping plate and an annular water groove, waterdrops at the bottom of a cabinet body are scrapped and collected, and the drying of the cabinet body is accelerated; by arranging fan blades and a resistance wire, generated hot air is used for drying the cabinet body; and meanwhile, by arranging the water scrapping plate and a diversion plate, the hot air is diffused, the hot air is vertically and upwards blown through an arc air introduction passage of the diversion plate, the drying of a surrounding side wall of the cabinet is accelerated, normal working of the electrical cabinet is ensured, and humidity is prevented from entering the cabinet.

The invention discloses a computer network connection accessory arranging box, which comprises a base, and is characterized in that a support column is connected at the upper end of the base, a box body is connected at the upper end of the support column, an opening of the box body is horizontally arranged, a box cover is rotatably connected on the side wall of the opening of the box body, the side wall of the box body is provided with a plurality of wire inlets, the inner walls at the right end and the left end of the box body are provided with a certain number of first sliding slots, the side wall of each first sliding slot is provided with a left-and-right communicating fixing hole, each fixing hole is located below the corresponding wire inlet, the box body is internally provided with support plates, two ends of each support plate are respectively located in two first sliding slots in the same plane, each support plate is internally provided with a second sliding slot, each second sliding slot is internally provided with a sliding block, the side wall at the end, which is close to the box cover, of each second sliding slot is provided with a back-and-forth communication threaded hole, each threaded hole is internally provided with a threaded rod in a threaded connection manner, and the end, which is located in the corresponding second sliding slot, of each threaded rod is rotatably connected with the side wall of the corresponding sliding block. The computer network connection accessory arranging box can collect computer accessories effectively, and is convenient to take out the computer accessories and simple to operate.

The invention aims at providing an alkali metal vacuum injecting device. The alkali metal vacuum injecting device comprises a mechanical pump, a molecular pump, a gas charging valve, a cylinder, a storage tank, a heating device, a measuring section and a tester, wherein the mechanical pump is connected with the molecular pump, the molecular pump is provided with the cylinder, the gas charging valve is arranged on the cylinder, the storage tank is connected with the cylinder, the heating device is arranged on the storage tank, the tester is connected with the cylinder by virtue of a pipe, and the tester is also connected with the storage tank by virtue of the measuring section. By adopting the alkali metal vacuum injecting device provided by the invention, the characteristic that alkali metal is active is overcome, the alkali metal injected into a device is guaranteed to be pure, and the requirement of the interior of the device to vacuum degree is met, thus the operating requirements of the device are met and the device is ensured to operate normally.

The invention relates to an assembly of a plug and a socket of a power supply, which comprises the plug and the socket, wherein the plug comprises an insertion end, the socket is provided with an insertion opening corresponding to the insertion end of the plug, the insertion end is provided with a lock hole, the socket is provided with a fixing hole corresponding to the lock hole of the insertion end, and the fixing hole is communicated with the insertion opening. The assembly of a plug and a socket of a power supply also comprises a lock component passing through the fixing hole of the socket and the lock hole of the insertion end to fixedly lock the insertion end of the plug in the insertion opening of the socket, thus, because the plug of the assembly of a plug and a socket of a power supply is fixedly locked on the socket by the lock component, even if being accidentally pulled, the plug can still not be separated from the socket, and the normal work of the apparatus connected with the plug is guaranteed.

The invention discloses a level generating circuit of a display device. The level generating circuit comprises a power supply module, a first reference voltage generating module, a second reference voltage generating module, a driving voltage generating module and a first capacitor, wherein the power supply module is used for generating first power supply voltage and second power supply voltage; the first reference voltage generating module is used for generating first reference voltage according to the second power supply voltage; the second reference voltage generating module is used for generating second reference voltage according to the first power supply voltage; the driving voltage generating module is used for generating first driving voltage and second driving voltage according tothe first power supply voltage, and the first driving voltage and the second driving voltage provide working voltage needed by a post-stage circuit; the first capacitor is connected between the output end of the first reference voltage generating module and the output end of the second reference voltage generating module, so that the first reference voltage is smaller than the second reference voltage. According to the level generating circuit disclosed by the invention, the normal operation of the post-stage circuit can be guaranteed.

The invention relates to a belt pressing device of a grinding belt of a one-circle-twice-grinding deburring machine and a working method. By means of the device and the method, the grinding belt can be reliably supported and can be prevented from being disengaged from a wheel and from being abraded. A driven wheel and a driving wheel are sleeved with the grinding belt to form an annular grinding belt transmission mechanism capable of horizontally rotating in a circulating mode. The lower end face or the upper end face of a grinding base belt on the opposite sides of the driven wheel and the driving wheel is provided with an insertion pin type belt pressing wheel assembly. The belt pressing device has the advantages that the lower end face or the upper end face of the grinding base belt is provided with the insertion pin type belt pressing wheel, it is avoided that the grinding belt is disengaged from the wheel in the high-speed transmission state, and the normal work of the whole machine is ensured.

The invention provides a wireless hot-spot service starting method and device. A starting instruction to start a wireless hot-spot service is received; according to the starting instruction, IP addresses of self network interfaces are obtained by traversal, and an IP address field of a DHCP service associated with the wireless hot-spot service is obtained; whether the obtained IP address field conflicts with the IP address is detected; and when it is detected that the obtained IP address field does not with the IP address, the wireless hot-spot service and the DHCP service are started. Thus, the wireless hot-spot service starting method and device can ensure normal work of the wireless hot-spot service, and the reliability of the wireless hot-spot service started by the method is high.

The invention relates to the technical field of sizing material open milling, in particular to an automatic open mill roller surface cleaning device and a cleaning method. The cleaning device comprises an installing support arranged on a roller sliding seat, a scraper cleaning mechanism and a cleaning roller cleaning mechanism, wherein the scraper cleaning mechanism and the cleaning roller cleaning mechanism are both arranged on the installing support; the scraper cleaning mechanism comprises a scrapper and a scraper opening-closing hydraulic cylinder, one end of the scraper opening-closing hydraulic cylinder is connected with the installing support, the other end of the scraper opening-closing hydraulic cylinder is connected with the scrapper, the scrapper is connected with the installing support through a fixed articulated shaft, and a gap exists between the cutting edge of the other end of the scrapper and the outer surface of a roller; the cleaning roller cleaning mechanism comprises a cleaning roller swing hydraulic cylinder, a cleaning roller swing arm component, a cleaning roller rotating driving motor and the cleaning roller with a soft cutting edge, wherein one end of the cleaning roller swing hydraulic cylinder is connected with the installing support, and the other end of the cleaning roller swing hydraulic cylinder is connected with the cleaning roller swing arm component. By means of the automatic open mill roller surface cleaning device and the cleaning method, the surface of an open mill can be effectively cleaned, and the phenomenon that viscid chippings in sizing materials are attached onto the surface of the roller and accumulated, and the roller is coated with the sizing material is avoided.

The invention provides a version upgrading method, being applied to a second server. The version upgrading method includes the steps that the second server is in communication connection with a firstserver; the first server and the second server are both deployed in an articulated naturality web; the second server judges whether version upgrading occurs or not through a first heartbeat mechanismbetween the second server and the first server; when version upgrading occurs, an upgrade installation package is obtained, and then, whether the upgrading function of the first server is normal or not is judged through a second heartbeat mechanism between the first server and the second server; if abnormal, a program which currently runs the upgrade installation package is deleted, and the program is automatically fallen back to the original version to guarantee normal running of the original version, thus avoiding a phenomenon that the operation of a program causes the unsuccessful replacement of the version of the original first server, achieving the adaptive updating of the version of the first server, guaranteeing the normal operation of the first server, and guaranteeing the normal processing of a remote application service.

The invention provides a foreign body resistant washing machine inner tub structure. During a washing process, the foreign body resistant washing machine inner tub structure can effectively prevent foreign bodies like coins from entering into the inner structure of a washing machine, ad therefore safety of clothes washing is improved and normal work of the washing machine is guaranteed. The foreign body resistant washing machine inner tub structure comprises a washing machine inner tub, wherein the base portion of the washing machine inner tub is provided with impellers. The foreign body resistant washing machine inner tub structure is characterized in that lower grooves are formed in the circumferential direction of the outer side, at the matching installation position of the impellers, of the bottom portion of the inner wall of the washing machine inner tub.

The invention provides a touch display panel and a touch display device. The touch display panel comprises a touch panel and a display panel, the touch panel comprises a touch area and a non-touch area. A plurality of parallel touch electrodes are arranged in the touch area, a signal line connected with the touch electrodes and at least two GND routing lines are arranged in the non-touch area, theGND routing lines are arranged in the peripheral area of the signal line, and the GND routing lines are electrically connected with the grounding end of an external driving circuit. According to thetouch panel, the electrostatic discharge problem of the touch panel can be solved, and the influence of static electricity on the internal signal lines and the touch electrodes connected with the signal lines is reduced.

An embodiment of the invention provides a detecting method for a routing loop and a device thereof. The detecting method comprises the steps of: determining whether a local node is an inflection point according to an expected routing expenditure of a data packet and an expenditure of a selected path by a local node for the data packet; if the local node is the inflection point, marking the data packet; and if the data packet which is marked by the local node is received, determining occurrence of the routing loop. The detecting method and the device provided by the embodiment of the invention effectively prevents resource wastage caused by routing loop and ensures normal operation of a network.

The invention discloses a temperature adjustment system of RTO oxidizing furnace. According to the system, organic waste gas enters an RTO heat accumulation chamber through a switching valve, and enters an oxidizing chamber for combustion after being heated by a heat accumulator, the combusted high-temperature purified gas then enters the heat accumulation chamber for heating the heat accumulator, and is discharged to a chimney through a draught fan after being cooled; when the ultratemperature of an RTO oxidizing chamber exceeds the normal running temperature 85DEG C above of RTO, a circulating cooling loop is started for circularly supplementing gas so as to guarantee the normal running of the system. A part of purified gas is introduced to enter the oxidizing chamber or mix with waste gas, and after the draught fan, the flowrate of the purified gas is controlled through an adjusting valve. A part of purified gas is introduced to enter the oxidizing chamber, the temperature of the oxidizing chamber is adjusted by utilizing the low temperature of the purified gas. A part of purified gas is introduced to mix with waste gas, so that the content of VOC can be reduced, the temperature of the oxidizing chamber can be adjusted, and the normal running of the temperature of the whole RTO oxidizing furnace can be guaranteed.