63results about How to "Easy to modularize" patented technology

The silencing body comprises a first wall and a second wall which are arranged in a spaced mode, at least one partition plate is connected between the first wall and the second wall so that at least one sound cavity can be formed between the first wall and the second wall, and an opening penetrating through the wall thickness is formed in the part, corresponding to the sound cavity, of one of the first wall and the second wall; when the number of the sound cavities is at least two, the structures and the sizes of all the sound cavities are the same, and all the sound cavities correspond to the preset target frequency, so that the noise elimination body can perform noise elimination and noise reduction on the noise of the target frequency; wherein when the size parameter of the sound cavity is determined, the target frequency of the noise absorbed by the sound cavity is acquired; determining a frequency correction coefficient; obtaining a correction frequency according to the frequency correction coefficient and the target frequency; and designing size parameters of the acoustic cavity according to the correction frequency. The silencing body corresponds to the target frequency to be eliminated, the silencing and noise reduction effect is good, and the silencing body can be modularized easily.

The invention discloses a low-energy-consumption large and medium-sized high-nitrogen device, which belongs to the technical field of high-nitrogen devices and comprises a main heat exchanger, an expansion machine, a pressure tower, a low-pressure tower, a pressure tower condensation evaporator, a low-pressure tower condensation evaporator, a liquid nitrogen pump and a subcooler. Liquid air steam of a pressure tower condensation evaporator is reheated by a main heat exchanger, enters an expansion machine to be expanded and then enters a low-pressure tower, so that the pressure of an inlet and an outlet of the expansion machine is improved, the volume flow of the expansion machine and the pressure of the low-pressure tower are remarkably reduced, and the size of an impeller of the expansion machine is greatly reduced; the tower bottom liquid air of the pressure tower and the tower bottom oxygen-enriched liquid air of the low-pressure tower are supercooled by the heat exchanger, and the tower bottom liquid air of the pressure tower is partially cooled and then fed into the low-pressure tower to continue to participate in rectification, so that the extraction rate of product nitrogen is reduced while the cooling capacity loss of the device is reduced, and the unit energy consumption is reduced; liquid nitrogen in the low-pressure tower is pressurized to the upper part of the pressure tower instead of the top of the pressure tower through a pump, so that an ultra-pure nitrogen product is obtained, and the ultra-pure nitrogen gas is very suitable for downstream enterprise gas sensitive to copper and zinc elements.

A forearm wrist structure based on tendon-driven chords includes a forearm skeleton shell and a cross-shaped wrist joint component. The forearm skeleton shell includes a small-end shell, a large-end shell, an upper connecting plate, and a lower connecting plate. The small-end shell and the large-end shell are respectively located at the two ends of the upper and lower connecting plate. A left limiting and dividing bridge is provided on one side of the upper and lower connecting plate, and a right limiting and dividing bridge is provided on the other side. A clamping plate pivot lug assembly is provided in the small-end shell, and the cross-shaped wrist joint component is rotatably mounted on this clamping plate pivot lug assembly. The cross-shaped wrist joint component is used to rotatably mount a robot hand. A robot connector is provided in the large-end shell for connecting the robot body. This invention provides a highly flexible wrist joint without increasing the external contour of the forearm component, and the multiple drive motors are highly integrated, which is conducive to modular or component-based design and assembly.

This invention discloses an in-situ lunar regolith thermal energy storage and controllable utilization device, relating to the field of lunar surface thermal energy storage technology. The invention includes: a lunar regolith thermal storage body, formed by high-temperature melting of in-situ lunar regolith for storing thermal energy; a heat spreader plate, disposed on the lower surface of the lunar regolith thermal storage body, serving as a channel for energy exchange between the lunar regolith thermal storage body and the outside; and a heat expansion component, fixedly connected to the heat spreader plate, used to improve the heating efficiency of the lunar regolith thermal storage body during the heating process. This invention achieves efficient storage of solar energy and redundant electrical energy during lunar daytime by combining the lunar regolith thermal storage body with a high-efficiency heat expansion component, and achieves stable energy release and cascaded utilization through a controllable heat release component, thereby realizing peak shifting and valley filling of lunar surface energy in both time and space dimensions.

The utility model relates to a sofa switch application circuit with a USB (Universal Serial Bus) quick charging function and a panel connector thereof, which comprise the following two aspects: firstly, the sofa switch application circuit with the USB quick charging function comprises a control switch unit which comprises a sofa key and a charging interface, and the sofa key is electrically connected with a motor control circuit; the charging unit is electrically connected with the charging interface; the first wire is connected between the control switch unit and the charging unit; the second wire is connected to one end of the charging unit, and one end of the second wire is connected with a motor connection end and a charging connection end electrically connected with the charging unit; second, a panel connector comprises a control panel, a first cable arranged at one end of the control panel, a charging box arranged at one end of the first cable, a second cable arranged at one end of the charging box and the sofa switch application circuit with the USB quick charging function in the first aspect. And the control switch unit is arranged on the control panel.

The invention relates to an antibody-biomacromolecule conjugate. The antibody-biomacromolecule conjugate comprises an antibody targeting module, a complement effect module and a connexon, the antibody targeting module can be specifically combined with a cell membrane surface antigen, and the complement effect module is a key enzyme C1s in a classical complement pathway or a functional structural domain with complement splitting activity of the key enzyme C1s. The linker is used for connecting the antibody targeting module with the complement effect module, and is designed to generate cutting or conformational change on the outer side of a cell membrane or in an extracellular microenvironment, so that the complement effect module is converted from a limited state to a functional accessible state; to promote initiation of a classical complement pathway in the neighborhood of the cell membrane located by the antibody targeting module. The antibody-biomacromolecule conjugate provided by the invention can be used for engineering regulation and control of complement-related reactions.

This utility model discloses a novel ventilated floor for grain storage and a grain storage facility. The novel ventilated floor comprises several floor panels, each rectangular in shape, which can be interlocked. Each floor panel contains a ventilation cavity, and ventilation holes communicating with the ventilation cavity are provided on all four sides of the floor panel. Multiple air outlets communicating with the ventilation cavity are provided on the top surface of the floor panel. This utility model embodiment ensures good ventilation performance while improving the convenience and safety of operations within the storage facility.

The utility model discloses a kind of obstetric flushers, including liquid storage tank, connecting pipe, extension piece, direction-changing arm and spray head, liquid storage tank includes the tank body for storing cleaning fluid and is set to the pressing portion of tank body tail end, pressing portion is corrugated structure, with good elasticity and resilience, tank body opening end is connected connecting pipe and extension piece in turn by thread, extension piece one end is equipped with rotatable direction-changing arm, direction-changing arm one end is equipped with locating head and input hole, the other end is connected with spray head, liquid can be in palm pressing pressing portion after via passage and input hole into direction-changing arm and from spray head to spray to realize flushing function, the extension piece outside is provided with accommodating groove for folding storage direction-changing arm, connecting pipe outside is equipped with antiskid structure to facilitate operation, structure design is reasonable, connection is stable, spray direction is adjustable and convenient to store.

The invention belongs to the field of battery equalization, and discloses a quasi-resonance equalization circuit based on bus LC and a control method, the quasi-resonance equalization circuit comprises n batteries, 2n MOSFET switch tubes, n-1 LC energy storage modules and a switch controller; the n batteries are connected in series; and the LC storage module comprises a balancing capacitor C and a resonant inductor L which are connected in series. According to the invention, the equalization of the series battery pack can be realized, the control is simple, the equalization of any battery to any battery is realized, the distribution condition of initial voltage does not need to be considered, and the time required from the beginning of equalization to the end of equalization is irrelevant to the position of each battery monomer; the equalization speed is irrelevant to the number of the series batteries, after equalization is finished, the voltage difference of the batteries is small, and the voltage tends to be consistent.

The application relates to the field of high-speed communication and information network technology, in particular to a space expandable photoelectric information processing device, which comprises a device body, the device body comprises a power board module, an information processing board module, an interface board module, an expansion information processing module and a processing board heat dissipation top cover, a shielding block is arranged in the interface frame, and the device body comprises the processing board heat dissipation top cover. The application can not only improve the complex processing technology, overcome the deficiencies of the existing technology in the aspects of efficiency, cost, precision, material utilization rate, environmental protection and the like, improve the modularization and expandability of the system, improve the photoelectric data processing capacity, realize high integration and small and light design, help improve the heat dissipation performance and environmental adaptability of the device, and help unify the information processing of multiple types of photoelectric loads.

The utility model relates to the technical field of airplane auxiliary equipment, in particular to a universal switch relay driving module, which comprises a connecting terminal. The single chip microcomputer is connected with the connecting terminal; an onboard LED indicating lamp which is connected with the single-chip microcomputer; the onboard key is connected with the single chip microcomputer; the active single-ended driver is connected with the single chip microcomputer; the passive switch driver is connected with the single chip microcomputer; the active output port is connected with the active single-ended driver; and the passive output port is in driving connection with the passive switch. The universal switch relay driving module provided by the utility model has the characteristics of strong reliability, good compatibility, facilitation of modular and universal design, strong expansibility, high operation efficiency, simple wire connection, programmable function control and the like, and is suitable for being used as a switch driving module of various special detection devices in an aircraft installation and adjustment process; and the reliability of equipment can be obviously improved.

A refrigerant module for a vehicle includes: a heat exchanger for exchanging heat between a refrigerant introduced therein and a working fluid; a valve manifold connected to the heat exchanger and having a refrigerant flow path formed therein to supply refrigerant to or bypass the heat exchanger; and a plurality of valve assemblies mounted on the valve manifold to control a flow of refrigerant flowing in the refrigerant flow path.

The present invention provides a high-frequency combined electrical device, which includes: a high-frequency transformer, a high-frequency reactor and a shell; the high-frequency transformer and the high-frequency reactor are encapsulated in the shell, the high-frequency transformer and the high-frequency reactor maintain a working distance and are electrically connected through cables, and the high-frequency transformer and the high-frequency reactor are filled with thermal conductive resin and the shell is provided with a plurality of terminals for electrical connection between the high-frequency transformer and the high-frequency reactor, and the shell is formed with: a main body space and an expansion space, the expansion space protrudes symmetrically from both sides of the shell and is connected with the main body space. The present invention adopts a high-frequency transformer and a reactor combined design, which are integrally encapsulated in the same aluminum alloy shell, greatly saving installation space, reducing the connection conduction length, and facilitating planning and layout.

According to the six-petal type male and female mold injection molding material coiling and discharging double-discharging combined work station, a single-row material distributing device is longitudinally arranged between a cover mold injection molding machine and a material disc containing frame, the single-row material distributing device is in an inverted T shape, a petal mold feeding base is arranged at the longitudinal end of the single-row material distributing device, and a petal mold discharging base is arranged at the longitudinal end of the petal mold feeding base. The longitudinal end part of the single-row material distributing device is arranged between the cover mold injection molding machine and the material disc placing rack, and the single-row material distributing device is additionally arranged in an original petal mold injection molding workstation, so that autonomous control type free adjustment is realized, required disc materials or discharged materials can be output according to actual requirements, and the working efficiency is improved. Therefore, the occupied area required by production is reduced, the degree of freedom of the whole work station is greatly improved, subsequent dismounting is facilitated if discharging is not needed, modularization is facilitated, and the efficiency is extremely high.

The utility model discloses an injection mold modularized template capable of being quickly spliced, which belongs to the technical field of molds and comprises an upper layer plate, a module forming device and a synchronous locking device, the module forming device is mounted on the upper side of the upper layer plate, and the synchronous locking device is mounted on the lower side of the upper layer plate. A rectangular open groove is formed in the middle side of the upper-layer plate, the module forming device comprises a first lower mold, a second lower mold and a connecting opening, the first lower mold is installed on the left side of the rectangular open groove, the second lower mold is installed on the right side of the rectangular open groove, and a plurality of through cooling channels are formed in the first lower mold and the second lower mold correspondingly; connecting ports are fixedly installed at the two ends of the cooling channel, and the adjacent connecting ports are connected through hoses so that the cooling channel can form a passage. Through the mode, the mold can be modularly combined to form molds of different products, and the first lower mold and the second lower mold can be quickly locked in one step.

The invention provides a PCBA performance detection platform and method for an integrated electric power-assisted brake system, and relates to the technical field of automotive electronics, and the platform comprises a control host which is configured to run a test program, process test data, and send a test instruction; the to-be-tested piece clamping station is used for installing and electrically connecting a to-be-tested PCBA; the interface array comprises an actuator interface module which is configured to be connected with an executive component of an automobile braking system; the signal simulation module is configured to generate an environment signal for simulating the running state of the vehicle; the to-be-tested piece clamping station, the actuator interface module and the signal simulation module are interconnected through an interface array, so that when a to-be-tested PCBA is installed on the to-be-tested piece clamping station, the to-be-tested PCBA is clamped on the to-be-tested piece clamping station; according to the hardware-in-the-loop test system, the control host carries out test scheduling, the PCBA to be tested carries out driving control on an execution part connected to the actuator interface module, and the signal simulation module provides simulation input signals for the PCBA to be tested.

The invention discloses a rotor suspension driving structure and method and a motor, and belongs to the technical field of magnetic suspension drive.The rotor suspension driving structure comprises a rotor suspension assembly and a rotor rotation driving assembly which are arranged on the two radial sides of a rotor, and working air gaps are formed between the rotor suspension assembly and the rotor rotation driving assembly and the rotor; the rotor is made of diamagnetic materials, the rotor suspension assembly below the rotor adopts a permanent magnet array and can be arranged in an Opposite or Halbach mode, passive and stable suspension support is provided for the rotor through magnetic repulsive force, the ratio of the suspension force to the gravity of the rotor is increased along with reduction of the scale, the miniature design of the bearing can be achieved, meanwhile, extra space is not occupied, and the bearing is more compact in structure and more compact in structure. And the size requirement of the motor can be further reduced.

The present invention relates to a molecular imaging probe that can be used for tumor diagnosis, and provides a sugar nucleic acid molecular imaging probe, which comprises a DNA nucleic acid aptamer sequence and one or more sugar nucleoside modules, and is labeled with a radioactive nuclide, wherein: the DNA nucleic acid aptamer sequence can specifically target tumor cells after functional folding; the sugar nucleoside module is a sugar-modified nucleoside derivative, which is precisely modified at the 5' end or / and 3' end of the nucleic acid aptamer through DNA solid phase synthesis, and has biological safety, high sensitivity and high resolution imaging characteristics, and has excellent diagnostic effects on some cancers that are difficult to diagnose by traditional methods. The present invention also provides a preparation method and a use method of this sugar nucleic acid molecular imaging probe, which makes the sugar modification of nucleic acid aptamers convenient, fast, precise, controllable, and modular, and has great clinical application potential and transformation value in cancer diagnosis.

This invention discloses an azeotropic phase change cooling rotor assembly, a Roots compressor, and a vacuum pump. The rotor assembly includes a main rotor with circumferentially shaped through-holes and an axially oriented internal through-hole on the rotor shaft. A first and a second auxiliary rotor are mounted at both ends of the main rotor. Rotor sealing plates are arranged on the inner sides of the two auxiliary rotors to seal the shaped through-holes and form a first azeotropic flow region. One end of the rotor shaft is connected to a drive motor, and the other end connects to a swirl cooling pipe with swirl fins on its outer wall, forming a second azeotropic flow region through end sealing. The first and second azeotropic flow regions are filled with an azeotropic phase change cooling medium. This invention is based on the azeotropic phase change heat transfer principle and combines a swirl cooling structure to achieve efficient heat dissipation. The overall structure is simple and compact, eliminating the need for complex cooling equipment, effectively suppressing rotor temperature rise during operation, and avoiding rotor jamming caused by high-temperature thermal expansion.

The present invention discloses a wireless ultrasonic motor drive control system and method, including a controller, a drive circuit and an ultrasonic motor, wherein the drive circuit drives and controls the ultrasonic motor according to an output signal of the controller, wherein the drive circuit includes: a transmitting end, which includes a high-frequency inverter, a first power compensation circuit and a transmitting coil connected in sequence, wherein the high-frequency inverter converts the direct current generated by a direct current power supply into high-frequency alternating current and transmits it to the transmitting coil through the power compensation circuit; a receiving end, which includes a receiving coil and a second power compensation circuit, wherein the receiving coil is connected to the ultrasonic motor through the second power compensation circuit to form a closed loop; the receiving coil is arranged opposite to the transmitting coil and generates an alternating current in the closed loop according to the alternating magnetic flux generated by the transmitting coil, thereby driving the ultrasonic motor. The present invention adopts wireless power transmission technology to realize the cable-free drive control of the ultrasonic motor.

The application relates to a building three-dimensional reconstruction method based on multi-coplanar geometry and a graph neural network, which comprises the following steps: pre-processing aerial images and ground images and obtaining an initial point matching set; iteratively extracting multiple groups of local homography matrices between the image pairs; scaling the aerial images and the ground images and constructing a multi-scale pyramid representation; performing matching by using a deep matching network; after the matching results are converged, the inverse transformation of the homography matrix is used to project back to the original image coordinate system to form a candidate cross-platform corresponding point line set; and verified cross-platform control point set is used to replace the matching input of the reconstruction process to output a final building three-dimensional model. The application can obtain sufficient, uniform and geometrically consistent cross-platform control points in cross-platform image pairs with large angle differences, scale changes and local occlusions, thereby replacing or reinforcing the matching input of traditional three-dimensional reconstruction, and realizing high-precision, high-completeness three-dimensional reconstruction and detail recovery of a city building scene.

The invention discloses a testing device which comprises an impact mechanism, the impact mechanism comprises an impact object, the impact object is used for impacting a to-be-impacted surface, the impact object is hung on a fixed hanging point through a first flexible cable, the impact object and the to-be-impacted surface are oppositely arranged, and the impact object is connected with a cable-stayed mechanism; the cable-stayed mechanism is used for driving the impact object to deflect towards the side deviating from the to-be-impacted surface, the impact mechanism further comprises a direction changing assembly, the direction changing assembly comprises a fixed support and a movable support, the movable support is provided with a first steering part which can abut against the first flexible cable, and the cable-stayed mechanism drives the impact object to deflect; the first steering part abuts against the first flexible cable so that the impact object can rotate around the first steering part in a turning mode. The invention provides a testing device to solve the technical problems that an existing testing device cannot accurately control the impact force of an impact object, cannot adjust the deflection angle of the impact object and the distance from the center of the impact object to the deflection position, and enables the test of a to-be-tested object not to meet the standard.

The present invention relates to a novel chimeric adapter protein and an extracellular vesicle containing the same, and more particularly, to a novel chimeric adapter protein and an extracellular vesicle containing the same, according to one aspect, the chimeric adapter protein can be abundantly expressed on the surface of the extracellular vesicle, has excellent binding efficiency, and does not interact with other components on the surface of the extracellular vesicle, thereby maintaining the integrity of the extracellular vesicle, etc. Good bioavailability and modularization are realized. When the medicine is loaded in the extracellular vesicles, the extracellular vesicles can also be used as an effective nano-carrier.

The utility model provides a centralized fire-fighting system and an energy storage system, and mainly solves the problem that the existing energy storage system is higher in fire-fighting cost. The centralized fire extinguishing system comprises a flue gas conveying pipe and a flue gas treatment unit, the flue gas conveying pipe comprises a flue gas main pipeline and a plurality of flue gas branch pipelines, and each flue gas branch pipeline is used for being connected with the energy storage equipment and the flue gas main pipeline; the flue gas main pipeline gathers thermal runaway flue gas in the plurality of flue gas branch pipelines into the flue gas treatment unit; and the flue gas treatment unit is used for carrying out centralized treatment on the thermal runaway flue gas of each energy storage device. The flue gas main pipeline is provided with a discharging device, and the discharging device is used for discharging electrolyte and solid substances in the thermal runaway flue gas, so that the thermal runaway flue gas entering the flue gas treatment unit to be treated is in a gaseous state, and the treatment cost of the flue gas treatment unit is reduced.

The utility model discloses a T-beam electric welding auxiliary device capable of preventing welding slag from falling, and belongs to the technical field of road and bridge erection engineering auxiliary devices. The device comprises a collecting box which can be placed in an area clamped by beam ribs of two T beams; an inner cavity of the collecting box is hollow, and the top of the collecting box is open; a lifting lug is arranged at the top of the collecting box; a plurality of telescopic rods are mounted at the lower bottom of the collecting box; the extending end of the telescopic rod extends towards the outer side of the collecting box, and the telescopic rod is arranged in the horizontal direction; a positioning block is mounted at the extending end of the telescopic rod; a roller is rotatably mounted on the positioning block; the roller can roll on the inclined surface on the upper side of the horseshoe part of the T-beam; the protective device effectively solves the problems that an effective protective device is lacked when a pre-embedded steel plate or reinforcing steel bar between two T-beams is welded at present, and large fire risks exist.

The invention discloses a structure of an underwater anchored yacht wharf, comprising a floating body, a drift intercepting net, a pollution-blocking float, a movable and adjustable gangway, a flexible anti-collision fender, a pollution-blocking float collecting and releasing device, an anti-wave resistance device, a folding strut, an underwater concrete anchor beam, a fixed pile foundation, a lighting pole, a protective railing, a first hinge support, a mooring column, a pedestal and a second hinge support. Protective railings are welded around the top of the floating body, a plurality of lighting poles are arranged on the top of the floating body, and flexible anti-collision fenders are installed around the top of the floating body. The structure of the underwater anchored yacht wharf has good integrity, simple structure, easy modular arrangement according to needs, and convenient promotion; there is no visual pollution of the exposed part of the guide piles above the water, and it is more beautiful; the overall structure has good fatigue resistance; the design of the flexible anti-collision fender weakens the impact force of the yacht body when berthing; the components have no unnecessary wear on the water, the maintenance cost is low, and the economic performance is excellent.

The present invention belongs to the field of waste gas treatment technology or device, and in particular to an integrated reducible activated carbon filter cartridge waste gas treatment device. It includes a shell for supporting the overall structure and guiding the flow of waste gas, and an activated carbon waste gas treatment component arranged inside the shell; the shell is surrounded by a closed shell plate, and a guide plate is arranged on the upper inner side of the shell, and a guide hole is arranged on the guide plate. The lower part of the guide hole is surrounded by a split chamber and a filter chamber in turn by the shell plate, and the split chamber and the filter chamber are divided into two parts, left and right, and a catalytic channel area is arranged in the middle of the two parts; a catalytic air intake channel and a catalytic air outlet channel are arranged in the catalytic channel area, and the catalytic air intake channel is arranged near the filter chamber, and the catalytic air outlet channel is arranged near the split chamber. The present invention reduces various types of inlet and outlet pipes, as well as most valves, to achieve intensive integration, and the cost, volume and weight of the entire equipment are greatly reduced.

The invention provides a call library system and method based on package management in a PLC compiler, and the system comprises a system library module which is internally provided with a library function, and when a user quotes the library function, a PLC system copies a library package of the function to a project directory, carries out the distribution of a system library, and provides a bottom layer support for a user library; and the user library module realizes functions according to an interface provided by the system library, a user defines a library function and writes a program, and after successful compiling and publishing, other users import and use the user library module. According to the method, the organization structure of the call library file is optimized, and a reasonable organization mode is provided for the call library with various implementation modes, so that the optimal compiling effect is achieved, and the optimization of the efficiency during operation is realized.

This invention discloses a hybrid graph convolutional neural network (GCN) traffic cell modeling method and system that incorporates an attention mechanism. The method includes steps such as graph data definition and preprocessing, node feature mapping, neighborhood information aggregation, graph convolutional propagation, network layer stacking, and model training. In the neighborhood information aggregation stage, a single-head attention mechanism is introduced to differentially weight different neighbor nodes. This improves the ability to express potential travel attraction relationships and spatial heterogeneity between traffic cells while maintaining the stability of the GCN structure's normalized propagation. This invention significantly enhances the spatial feature expression and interpretation capabilities while maintaining model stability and training efficiency. It can be widely applied to travel destination prediction, urban functional zoning, traffic attraction analysis, and intelligent transportation system construction, providing technical support and decision-making basis for traffic planning, travel demand analysis, and public transportation optimization.