57results about How to "Achieve independent work" patented technology

The invention provides a method for online customization of a portal system and a portal customization system, which belong to the online generation technology of individualized portals. The method comprises the following steps: selecting at least one page template and adding a finished filling block which comprises a content block and service logic in the selected page template; setting the attributes of the selected page template and / or the filling block; and finally, generating and issuing a required page by means of the selected page template and / or the filling block so that development staff can customize in time a portal system meeting the individualized requirements of clients. Thus, the method improves the response speed to client requirements.

The invention discloses a medium and high temperature solar energy storage device based on an efficient heat storage and release unit, and provides a heat storage unit, wherein the medium and high temperature solar energy storage device can efficiently utilize solar energy, and the heat storage unit is compact in structure, good in heat exchange effect, capable of quickly absorbing and releasing heat and good in pressure resistance, high temperature resistance and corrosion resistance. The medium and high temperature solar energy storage device comprises an energy output unit, an energy conversion and utilization unit and the high-temperature fused salt heat storage unit. When sunlight is sufficient, surplus solar energy is stored in the heat storage unit; the stored heat can be used for generating electric energy used for the industry or in daily life. The core of the medium and high temperature solar energy storage device is the medium and high temperature fused salt heat storage unit, the high-temperature fused salt heat storage unit can be applied to different energy output units and energy conversion and utilization units, and the application prospect is broad.

The invention discloses a built-in slide valve throttling static-pressure nut pair, and relates to the field of precision mechanical automation equipment. The built-in slide valve throttling static-pressure nut pair comprises a lead screw and a nut which are matched with each other, wherein a first oil cavity and a second oil cavity are respectively formed in two sides of each inner thread surface of the nut; and by the first oil cavity and the second oil cavity, lubricating oil can form a static-pressure oil film between the lead screw and a thread side surface of the nut; a groove which communicates with the first oil cavity and the second oil cavity is formed in each inner thread on an excircle of the nut; a movable throttling component is mounted in each groove; oil supply grooves which communicate with the grooves are further formed in the excircle of the nut; a jacket is mounted on the excircle of the nut in a matched manner; and oil supply holes which communicate with the oil supply grooves are formed in the jacket. By the built-in slide valve throttling static-pressure nut pair, an oil supply pipeline can be simplified, and furthermore, the throttling performance can be improved.

The invention discloses a server monitoring method and system. The server monitoring system comprises a monitoring master and an alarming device. The monitoring master is used for monitoring a server and acquiring corresponding monitoring information. The alarming device is connected to the monitoring master, has an independent power supplying unit and control unit, and is used for receiving the monitoring information and alarming with the server fails. By the aid of the system, the problem that a server monitoring system is prone to monitoring failures in the prior art is solved, and effect of monitoring the server effectively can be achieved.

The invention discloses an LED display screen. LED display arrays of the LED display screen comprise a first array and a second array, and a drive device of the LED display screen is provided with a control unit and a drive unit, wherein the drive unit comprises line output and row output which both can form three states under the control of the control unit; an LED anode in the first array and an LED cathode in the second array are connected and jointly connected into the line output of the drive device, and an LED cathode in the first array and an LED anode in the second array are connected and jointly connected into the row output of the drive device; and the dynamic scanning mode of the drive device to the first array is different from the scanning mode to the second array. The invention also discloses a drive method of the LED display screen. In the drive method, the first array and the second array are crosswise driven to work, and the scanning modes of the first array and the second array are different. The invention has the characteristics of cost saving and small occupied space.

The invention relates to an electronic shelf label system. The system comprises a power supply side, a commodity server, a guide rail arranged on the shelf and multiple electronic shelf label devicesarranged on the guide rail in a sliding manner; two conductive metal strips are paved on the guide rail along the length direction of the guide rail; a guide rail driving device is arranged at one endof the guide rail; one end of each of conductive metal strips is electrically connected with the guide rail driving device; each electronic shelf label device is electrically connected with two conductive metal strips; and the guide rail driving device is electrically connected with the power supply side, and the guide rail driving device communicates and connects with a commodity server througha wireless network. The electronic shelf label system can realized one-to-multiple integrated power supply and one-to-multiple bidirectional data communication, effectively reduce the cost of the whole electronic shelf label system, and is suitable for generalization.

The invention discloses a coal mine underground gangue in-situ separation and in-situ grouting filling method. The coal mine underground gangue in-situ separation and in-situ grouting filling method comprises the following steps that firstly, raw coal on a coal conveying belt in a conveying roadway is transferred to a separation slurrying roadway by utilizing a plow discharger; then the raw coal is divided into clean coal, fine coal and gangue through a screening and separation system, the clean coal and the fine coal are returned to the coal conveying belt in the conveying roadway through a coal return belt, and the gangue is made into slurry with preset concentration through a crushing system and a slurrying system; and finally, gangue slurry is conveyed by a grouting pump through a pipeline to pass through the conveying roadway and the adjacent grouting hole of the adjacent working face to fill a goaf behind the stope working face. Under the condition that normal production of a coal mine is not affected, the coal gangue does not ascend, and the in-situ goaf can be filled with the coal gangue efficiently and safely with low cost.

The invention discloses a compressor and a refrigeration apparatus having the compressor. The compressor comprises a housing, a motor, wherein the unidirectional bearings are respectively arranged at two sides of a rotor, a first balancing piece is arranged on the rotor, two compression mechanism parts, wherein the two compression mechanism parts comprises crankshafts and a cylinder module, each crankshaft is respectively connected with the unidirectional bearing with a corresponding side, and a second balancing piece is arranged on each compression mechanism. According to the compressor, the motor enables forward and reverse rotation, by arranging the first unidirectional bearing and a second unidirectional bearing, when the motor enables forward rotation, the first unidirectional bearing operates, when the motor enables reverse rotation, the second unidirectional bearing operates, the first unidirectional bearing enables idle running, the independent operation of two compression mechanism parts in the compressor is realized, and the compressor practicality is increased. According to the invention, a second balancing piece is arranged on two compression mechanism parts, the second balancing piece, the first balancing piece and the eccentric parts in the compression mechanism parts can realize dynamic balance, and the stable operation of the compression mechanism parts can be guaranteed.

The invention provides a multi-working-arm engineering van. The multi-working-arm engineering van comprises a base, an upper rotating base rotationally connected to the base and a control device, and is characterized in that a working arm component is movably arranged on the upper rotating base; one end of a lifting component is hinged to the upper rotating base, and the other end is hinged to the working arm component and pushes the working arm component to move up and down; the working arm component at least includes two working arms; the working arms are respectively pushed through the lifting component to singly or synchronously operate; at least one working arm is slidingly arranged on an upper rotating disc; and the working arms mutually slide to approach for joint operation. The engineering van can perform various actions to adapt to the construction operation in different environments.

The invention relates to a nano-wet wipe with rain, fog, and water scale proof functions. The nano-wet wipe includes an inner non-woven fabric substrate and an outer non-woven fabric substrate. A water barrier film is disposed at the upper end of the inner non-woven fabric substrate in the wet wipe, so that the upper and lower end faces of the wet wipe becomes two independently usable individuals,when water spots on glass need to be wiped, the wet wipe end face with the outer non-woven fabric substrate is employed to wipe the glass, the cooperative use of inner absorbent cotton and outer absorbent cotton and the effect of the absorbent cotton are conducive to improving the water absorption capacity of the outer non-woven fabric substrate, thus realizing rapid water absorption of the wet wipe, at the end of wiping, the other end face of the wet wipe is utilized to wipe the glass, after contact wiping of an efficient rain and fog proof nano-coating on the other end face of the wet wipeto the glass, the surface tension of water molecules is changed, and a very thin water film is formed on the glass surface, thereby realizing the rainwater and fog proof functions of the glass, afterwiping, rainwater does not stay on the glass surface easily, so that dust cannot be adhered easily, and water scale can be hardly produced.

The invention discloses a built-in double-sided thin film throttling static pressure lead screw pair and relates to the technical field of static pressure screw drive. The built-in double-sided thin film throttling static pressure lead screw pair comprises a lead screw and a nut. The nut comprises an inner sleeve and outer sleeve matched with each other and a plurality of thin films; pairs of static pressure oil cavities A and static pressure oil cavities B are formed in the inner spiral surface where the inner sleeve is matched with the lead screw, and each pair of the static pressure oil cavities A and static pressure oil cavities B is located on two sides of a same threaded surface of the lead screw; grooves B corresponding to grooves A one by one and fixing the thin films jointly withthe grooves A are formed in the inner cylindrical surface of the outer sleeve, the grooves B are connected to an oil supply device through a primary oil supply channel, and oil via holes are formed inthe centers of the thin films. The built-in double-sided thin film throttling static pressure lead screw pair disclosed by the invention has the beneficial effects that the oil cavities work independently to avoid the defect that the throttling performance is bad as a result of inconsistent gaps of the oil cavities; the reaction sensitivity of thin film throttling is much higher than that of slide valve throttling, complex oil supply pipelines are avoided, the length of a sensitive oil path is reduced, and the throttling performance is improved.

The invention discloses an isolation type equalization circuit based on a bus type equalization network. One end of a first inductor is connected with the positive pole of an input power supply, the other end of the first inductor is connected with a first power switch drain electrode, one end of a second inductor is connected with the negative pole of the input power supply, the other end of the second inductor is connected with a first power switch source electrode, one end of a third inductor is connected with a second power switch source electrode, the other end of the third inductor is connected with one end of a second capacitor, one end of a fourth inductor is connected with a second power switch drain electrode, and the other end of the fourth inductor is connected with the other end of the second capacitor. One end of a first capacitor a is connected with the first power switch drain electrode, the other end of the first capacitor a is connected with the second power switch source electrode, one end of a first capacitor b is connected with the first power switch source electrode, and the other end of the first capacitor b is connected with the second power switch drain electrode.

The invention discloses a compressor and a refrigeration device with the compressor. The compressor comprises a shell, a motor and two compression mechanism portions. The motor is arranged in the shell. The motor comprises a rotor and a stator arranged on the shell. The two sides of the rotor are each provided with a one-way bearing. Each compression mechanism portion comprises a crankshaft. Each crankshaft is matched with the corresponding one-way bearing and the rotor, and therefore the rotation directions of the two crankshafts are opposite. One compression mechanism portion is provided with one to two air cylinders. The other compression mechanism portion is provided with one or two air cylinders. According to the compressor in the embodiment, by arranging the first one-way bearing and the second one-way bearing which are rotated in opposite directions, independent work of the first compression mechanism portion and the second compression mechanism portion in the compressor can be achieved, and convenience is brought to users for practical using.

The invention aims at expanding and upgrading of an Equal Effect Method Convergence Gauge Deformation Monitoring Method. According to the invention, the horizontal displacement or vertical displacement deformation on monitoring points on a monitoring section is monitored by a convergence gauge in certain distance in front of and behind the monitoring section so as to solve technical problems and difficulties of security threat of deformation monitoring operation in a tunnel section, and to further solve the problems of high danger and high cost in working high above the ground in the deformation monitoring on a large tunnel; furthermore, base points for long-term use are flexibly selected on the ground or near the ground, so that the base points are prevented from being damaged in a monitoring process, and meanwhile, the interference of various construction factors is avoided. The method is particularly applicable to geologic surrounding rock convergence deformation monitoring on large-size tunnels, and is also applicable to deformation monitoring on high slopes and upright and giant buildings or objects and to monitoring under non-height conditions. The invention further proposes a characteristic side forming method which is simple and feasible, so that the monitoring can be carried out safely and conveniently with small investment, only some ordinary steel wires and a telescopic rod as main auxiliary equipment are needed, and moreover, independent operation of one person can be generally realized.

The invention discloses a built-in slide valve throttling static-pressure nut pair, and relates to the field of precision mechanical automation equipment. The built-in slide valve throttling static-pressure nut pair comprises a lead screw and a nut which are matched with each other, wherein a first oil cavity and a second oil cavity are respectively formed in two sides of each inner thread surface of the nut; and by the first oil cavity and the second oil cavity, lubricating oil can form a static-pressure oil film between the lead screw and a thread side surface of the nut; a groove which communicates with the first oil cavity and the second oil cavity is formed in each inner thread on an excircle of the nut; a movable throttling component is mounted in each groove; oil supply grooves which communicate with the grooves are further formed in the excircle of the nut; a jacket is mounted on the excircle of the nut in a matched manner; and oil supply holes which communicate with the oil supply grooves are formed in the jacket. By the built-in slide valve throttling static-pressure nut pair, an oil supply pipeline can be simplified, and furthermore, the throttling performance can be improved.

The invention discloses a floating ballast bed, which includes a floating slab, a gasket and a vibration isolator. An installation through hole for jacking is formed in the floating slab, an upper limiting plate and a lower limiting plate are arranged in the installation through hole, and the vibration isolator is arranged in the installation through hole; and the gasket can be placed between thelower limiting plate in the installation through hole and the vibration isolator through the upper limiting plate and form staggered overlapping with the lower limiting plate, and a jacking through hole is formed in the middle of the gasket. The invention further discloses a jacking device suitable for the floating ballast bed. The jacking device includes a clamping part, a jacking part and a driving part, the clamping part is used for supporting the upper limiting plate of the floating slab, the jacking part can penetrate through the jacking through hole of the gasket and abuts against the vibration isolator, and the driving part is used for driving the jacking part and the clamping part to move oppositely. The floating ballast bed adopts a single hole position structure, the manufacturing cost is lowered while fast and convenient installation and maintenance are ensured.

The invention provides a hydraulic control system for a ditcher, and belongs to a mechanical hydraulic engineering device. The system comprises a hydraulic oil tank, a walking unit, a ditching unit, an excavation unit, a ditching adjustment unit and a heat dissipation unit. The system relates to a whole hydraulic control and driving scheme in the ditcher, and under the control of the scheme, the functions of independently controlling caterpillars on two sides of the ditcher, enabling a ditching device and an excavation device to work independently, flexibly adjusting the whole body angle and adjusting the ditching depth can be realized, thereby greatly enhancing the ditcher passing ability on one hand, and greatly enhancing the adaptability of the ditcher to the non-even pavements so as toimprove the ditching efficiency and ensure the ditching quality on the other hand.

The invention discloses a built-in single-face thin-film throttling static-pressure lead screw pair, and relates to the technical field of static-pressure spiral transmission. The built-in single-facethin-film throttling static-pressure lead screw pair comprises a lead screw, and further comprises a nut matched with the lead screw, wherein the nut comprises an inner sleeve, an outer sleeve and aplurality of thin films, the inner sleeve and the outer sleeve cooperate with each other, static pressure oil cavities are formed in at least two circles of threads on the inner spiral surface of theside, same as the side where the threads, matched with the lead screw, of the inner sleeve are located, at least three static pressure oil cavities are formed in each circle of the thread of the innersleeve, grooves A corresponding to the static pressure oil cavities are formed in the outer cylindrical surface of the inner sleeve, bosses are arranged in the grooves A, thin film grooves for containing thin films are formed in the top ends of the grooves A, when the thin films are installed in the thin film grooves, throttling gaps are formed between the thin films and the bosses. The lead screw pair has the beneficial effects that the independent work of all the oil cavities is realized, the defect that the throttling performance is poor due to the fact that the gaps of all the oil cavities are inconsistent is avoided; and a complex oil supply pipeline is avoided, the variable throttling feedback sensitivity is improved, and the throttling performance is improved.

The invention discloses a household energy integration system. The system comprises an alternating power grid used for providing alternating current for household electrical appliances, a direct current power grid used for providing direct current for the household electrical appliances and a bidirectional inverter. The bidirectional inverter is connected between the alternating current power gridand the direct current power grid, and used for converting the alternating current provided by the alternating current power grid into direct current under the triggering of an alternating-direct triggering signal and merging the direct current into the direct current power grid, and converting the direct current provided by the direct current power grid into alternating current under the triggering of a direct-alternating triggering signal and merging the alternating current into the alternating current power grid. According to the invention, by effectively fusing the alternating current micro-grid and the direct-current micro-grid, stability and safety of an alternating-direct current network system are improved.

The embodiment of the invention relates to the field of industrial teaching robot control, and particularly discloses a multi-task teaching control method and system. The multi-task teaching control method comprises the steps that a machining area is arranged to be a plurality of working tables, machining shafts of the working tables are configured, machining heads of the working tables are configured, and the machining tasks of the working tables are sequentially taught and teaching files of the working tables are preserved. The problem of the control stability of multi-station non-standard machining equipment is solved, the complexity of the control method is reduced, and the effects that the working tables work independently and are controllable simultaneously are achieved.

The invention provides a bus type energy storage element balance circuit, system and method based on the quasi-resonance bidirectional DC-DC CUK converter; according to the bus type energy storage element balance circuit, the positive electrode output end of a first balance circuit is connected with the positive electrode end of a balance bus; the negative electrode output end of the first balancecircuit is connected with the negative electrode end of the balance bus; the positive electrode output end of a second balance circuit is connected with the positive electrode end of the balance bus,and the negative electrode output end of the second balance circuit is connected with the negative electrode end of the balance bus; the positive electrode output end of the N balance circuit isconnected with the positive electrode end of the balance bus; and the negative electrode output end of the Nbalance circuit is connected with the negative electrode end of the balance bus, whereinN is a positive integer. By using the balance circuit in the balance bus, balance of energy in the bus is achieved, so that the operation of the balance bus system is more stable and smoother, and the energy loss is lower.

The invention relates to the technical field of transducers, in particular to a surface-focusing ultrasonic transducer array and a transducer thereof. The surface-focusing ultrasonic transducer arraycomprises: a plurality of array elements, wherein each array element comprises a frame and a crystal layer fixedly arranged on the frame, and the crystal layer is of a concave cambered surface structure which is concave towards the frame and can be linearly focused; and a control device, which is electrically connected with the crystal layer of each array element and controls each array element towork independently. According to the invention, a plurality of hollow semi-cylindrical transducers capable of realizing linear focusing are arranged to form the transducer array and are combined to form a planar focusing area, so a focusing volume is increased, and treatment time is reduced; and in addition, each array element is controlled by the control device to work independently, so a part of the array elements work and a part of the array elements are closed to form a required focusing volume and a required focusing shape, and human tissues which do not need to be treated are avoided.

The invention discloses a steam device for a fiber throwing centrifuge, a ceramic fiber steam fiber throwing centrifuge and a fiber making system, and belongs to the field of fiber throwing centrifuges. The steam device for the fiber throwing centrifuge, the ceramic fiber steam fiber throwing centrifuge and the fiber making system aim at achieving the technical purpose of providing high-temperature steam during fiber throwing of fiber throwing rollers; the steam device structurally comprises hollow throwing roller heads, spraying pipes and a water supply device comprising water supplying pipes and a water supplying control unit, wherein several air exhausting holes are formed in one of two opposite ends of each throwing roller head, and the other ends of the throwing roller heads are used for being communicated with fiber throwing roller shafts; outlet ends of the spraying pipes are blind ends and are placed in the throwing roller heads, and several water drainage holes are formed in the portions, located in the throwing roller heads, of the walls of the spraying pipes; the water supplying pipes are communicated between the water supplying control unit and the fiber throwing roller shafts; the throwing roller heads, the spraying pipes and the water supplying pipes correspond to the fiber throwing rollers one to one. The steam fiber throwing centrifuge comprises a rack, a pair of fiber throwing rollers rotatably arranged on the rack through roller pillows, a fiber throwing driving device and the steam device. The fiber making system comprises a melting furnace, the fiber throwing centrifuge, a cotton collector and an induced draft fan.

The invention provides a bus type energy storage element equalization circuit, system and method based on a zero-current PWM bidirectional DC-DC CUK converter, and the circuit is characterized in that the anode output end of a first equalization circuit is connected with the anode end of an equalization bus, the cathode output end of the first equalization circuit is connected with the cathode end of the equalization bus, and the anode output end of a second equalization circuit is connected with the anode end of the equalization bus; the negative output end of the second equalization circuit is connected with the equalization bus negative terminal, the positive output end of the Nth equalization circuit is connected with the equalization bus positive terminal, the negative output end of the Nth equalization circuit is connected with the equalization bus negative terminal, and N is a positive integer. By using the equalization circuit in the equalization bus, the balance of energy in the bus is realized, so that the equalization bus system operates more stably and smoothly, and the energy loss is smaller.

The invention discloses a double-line intercommunication stirring tank of a pipeline conveying pump station. The double-line intercommunication stirring tank is characterized by comprising an A-line stirring tank and a B-line stirring tank, wherein an A-line pipeline and a B-line pipeline are respectively mounted on the A-line stirring tank and the B-line stirring tank; a C-line pipeline is communicated between the A-line pipeline and the B-line pipeline; an intercommunication valve is arranged on the C-line pipeline; the A-line pipeline comprises an A-line feeding pump connected with the A-line stirring tank; the A-line feeding pump is respectively connected with an A-line main pump inlet valve and an A-line valve I; the A-line valve I is connected with an A-line valve II; the A-line valve II is connected with the A-line stirring tank; the B-line pipeline comprises a B-line feeding pump connected with the B-line stirring tank; the B-line feeding pump is respectively connected with a B-line main pump inlet valve and a B-line valve I; the B-line valve I is connected with a B-line valve II; the B-line valve II is connected with the B-line stirring tank. The invention further discloses a control method of the double-line intercommunication stirring tank of the pipeline conveying pump station. The switching between double-line conveying is realized, and the normal operation of orepulp conveying is guaranteed.

A high-precision miniature Q-axis control device includes an arrangement of seven pressure heads, a θ-axis push rod drive part, a female rotary ball spline drive part, and a cylinder clamp mechanism part. In the θ-axis push rod drive part, the θ-axis servo motor is connected to the screw rod through a coupling, the screw nut seat is connected to the linear guide slider, and the plug is fixed at the front end of the screw nut seat, and the servo motor + screw rod drive the plug to move , the top pushes the push rod to rotate, and there are guide blocks on the upper and lower sides of the push rod. The tension spring always tightens the push rod to maintain the tension. The push rod is connected with the spline rotating nut. The rod drives the rotating nut to rotate positively without clearance. When the plug moves in the negative direction, the tension spring drives the push rod to return to ensure the rotation accuracy.

The invention provides a method for online customization of a portal system and a portal customization system, which belong to the online generation technology of individualized portals. The method comprises the following steps: selecting at least one page template and adding a finished filling block which comprises a content block and service logic in the selected page template; setting the attributes of the selected page template and / or the filling block; and finally, generating and issuing a required page by means of the selected page template and / or the filling block so that development staff can customize in time a portal system meeting the individualized requirements of clients. Thus, the method improves the response speed to client requirements.

The invention aims at expanding and upgrading of an Equal Effect Method Convergence Gauge Deformation Monitoring Method. According to the invention, the horizontal displacement or vertical displacement deformation on monitoring points on a monitoring section is monitored by a convergence gauge in certain distance in front of and behind the monitoring section so as to solve technical problems and difficulties of security threat of deformation monitoring operation in a tunnel section, and to further solve the problems of high danger and high cost in working high above the ground in the deformation monitoring on a large tunnel; furthermore, base points for long-term use are flexibly selected on the ground or near the ground, so that the base points are prevented from being damaged in a monitoring process, and meanwhile, the interference of various construction factors is avoided. The method is particularly applicable to geologic surrounding rock convergence deformation monitoring on large-size tunnels, and is also applicable to deformation monitoring on high slopes and upright and giant buildings or objects and to monitoring under non-height conditions. The invention further proposes a characteristic side forming method which is simple and feasible, so that the monitoring can be carried out safely and conveniently with small investment, only some ordinary steel wires and a telescopic rod as main auxiliary equipment are needed, and moreover, independent operation of one person can be generally realized.

The invention discloses a modular street lamp. The modular street lamp structurally comprises four mounting holes, a lamp cap, a composite lighting lamp and a light-transmitting plate, wherein the mounting holes are formed in the position, far away from the light-transmitting plate, of the working lamp cap; the mounting holes penetrate through the lamp cap; the light-transmitting plate is rectangular; the composite lighting lamp is arranged on the inner side of the light-transmitting plate; and the composite lighting lamp is mounted in the lamp cap. The modular street lamp has the beneficial effects that auxiliary buckles and main buckles are mounted on the symmetric edges of composite substrates, and the auxiliary buckles, the main buckles and the composite substrates are always in a state that power-on operation can be carried out; and when auxiliary fixed charged blocks are inserted, protruding parts on the auxiliary fixed charged blocks are in a forward pushing direction, and conductive films on the auxiliary fixed charged blocks are attached to conductive layers on pressing plates, so that the composite substrates are mutually powered on, independent work of lamp beads is achieved, the damage to the whole substrates is not caused when the lamp beads are burnt seriously, and independent replacement during maintenance is achieved.