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73results about How to "Avoid space" patented technology

Wall-attaching type microwave rock crushing method and device suitable for shield tunneling machine loading

The invention relates to the technical field of geotechnical engineering, and discloses a wall-attaching type microwave rock crushing method and device suitable for shield tunneling machine loading, and the method comprises the steps: obtaining an image of a surrounding rock tunnel face in real time through image collection equipment, and carrying out the preprocessing; analyzing the preprocessed image of the tunnel face of the surrounding rock, and analyzing the surface state of the surrounding rock by using a computer vision algorithm to obtain the current hardness of the surrounding rock; judging whether a microwave system needs to be started according to the current hardness of the surrounding rock; if the current hardness of the surrounding rock is smaller than the preset threshold value, the pushing system and the microwave system are not started; if the current hardness of the surrounding rock is larger than or equal to the preset threshold value, the control module starts the pushing system to push the microwave system to make contact with the surrounding rock tunnel face; meanwhile, a microwave system is started to heat the surrounding rock; in the working process of the microwave system, the images of the tunnel face of the surrounding rock are continuously obtained and analyzed, the hardness of the surrounding rock is judged according to the image analysis result, and the precision and adaptability of the microwave rock crushing technology can be improved.
Owner:CHINA RAILWAY LIUYUAN GRP CO LTD

Image registration method, model training method, equipment, medium and product

The invention discloses an image registration method, a model training method, equipment, a medium and a product, and belongs to the technical field of medical image processing. The method comprises the following steps: acquiring a fixed image and a floating image to be registered; the fixed image and the floating image are input into a pre-trained registration model, a target deformation result of the floating image is obtained, and the target deformation result is a registration image of the fixed image; wherein the pre-trained registration model comprises a pre-trained image registration module and a pre-trained image post-processing module; the pre-trained image registration module is used for performing image registration processing on the fixed image and the floating image to obtain grid sampling parameters; the pre-trained image post-processing module is used for determining an image deformation result, corresponding to the grid sampling parameters, of the floating image and performing image post-processing on the image deformation result to obtain a target deformation result, and the image post-processing comprises denoising and / or image restoration.
Owner:TONGJI HOSPITAL ATTACHED TO TONGJI MEDICAL COLLEGE HUAZHONG SCI TECH

Vertical overturning type side plate satellite loading method and device

The invention relates to the technical field of satellites, and provides a vertical overturning type side plate satellite loading method and device.The device comprises a supporting trolley, an overturning mechanism and a simulated star body structure, the overturning mechanism is arranged on the supporting trolley, a side plate interface adapter plate is arranged on the overturning mechanism, and the simulated star body structure is arranged on the side plate interface adapter plate; the side plate interface adapter plate is used for fixing a simulated docking side plate, the supporting trolley can adjust the height and the pose of the simulated docking side plate, and the turnover mechanism can drive the simulated docking side plate to rotate so as to be precisely docked with the simulated star structure or leave the simulated star structure. According to the invention, accurate butt joint of vertical side turning plates of side plates of satellites of different models can be realized, interference and space interference of products are avoided, and the cable length can be effectively controlled for the side plates with relatively large height dimensions and relatively small width dimensions. And meanwhile, the side plates are overturned and butted, so that the operation risk is effectively reduced, and the workload is greatly reduced.
Owner:SHANGHAI INST OF SATELLITE EQUIP +1

A flexible combination biological medicine storage frame

ActiveCN224739894Uavoid spaceavoid wasting space
The utility model relates to biological medicine storage technical field, concretely is a kind of biological medicine storage frame of flexible combination, including main frame, the inside of main frame is provided with rack, the surface of rack is provided with adjusting device, adjusting device includes plug-in rod, plug-in rod and the inside slide connection of rack, the one end of plug-in rod is fixedly connected with pressing block, pressing block and the inside slide connection of rack, fixedly connected with push spring between pressing block and rack, the surface of plug-in rod is fixedly connected with push block, push block and the inside slide connection of rack, the inside wall of main frame is provided with positioning hole, the other end of plug-in rod is inserted with the inside of positioning hole.The utility model, by setting adjusting device, can effectively store different height biological medicine, avoid the problem that storage frame appears insufficient space and space waste when storing different medicine, and then be favorable to worker to store the storage space of storage frame and carry out flexible combination.
Owner:WEIHONG INTELLIGENT INFORMATION TECH (SHANGHAI) CO LTD

-80℃ automated biological sample storage structure

The present invention relates to the technical field of ultra-low temperature biological sample automated storage equipment, specifically to an ‑80°C automated biological sample storage structure, comprising an annular top plate and an annular bottom plate facing each other from top to bottom, a disc sealing plate fixed to the top surface of the annular top plate, column plates evenly distributed along the circumferential direction between the annular top plate and the annular bottom plate, the upper and lower ends of the column plates are respectively fixed to the annular top plate and the annular bottom plate, and sample box storage racks are evenly distributed along the vertical direction between two adjacent column plates. The present invention adopts a squirrel cage storage structure, which has a larger storage density and storage capacity than the prior art, and allocates a fixed storage address to each storage area according to a fixed numbering rule, and can achieve fast and accurate access operations in each storage area in conjunction with a control algorithm and a control strategy.
Owner:GOLDEN XIMENG STEM CELL (TIANJIN) CO LTD

Ambience light and method of controlling, controller and vehicle thereof

PendingCN122504830Alow costReduce overall layout space
The application discloses an ambient light, a control method and a controller thereof, and a vehicle, and relates to the technical field of vehicles.The ambient light comprises a light guide substrate with opposite first and second ends, and a first light source arranged at the first end of the light guide substrate; wherein the light exit surface of the light guide substrate is provided with microstructures for enhancing the light diffusion capacity, and the microstructures are net-distributed protrusions and / or concave points.Thus, by arranging a single light source at the first end of the light guide substrate and combining the microstructure design of the light exit surface, the diffusion of the microstructures on the light makes the light evenly propagate in the light guide substrate, avoids the high cost and large space occupation caused by densely arranging multiple LEDs in the traditional scheme, and reduces the light source cost and arrangement space of the ambient light; meanwhile, the color control algorithm can be matched to realize the dynamic light effects such as color gradient and brightness breathing of the intelligent cabin.
Owner:BYD CO LTD

Water resource optimal configuration method considering over-water-supply regulation and hierarchical constraint

The invention provides a water resource optimal configuration method considering excess water supply regulation and control and hierarchical constraint, and the method comprises the steps: obtaining water resource configuration parameter data, constructing a basic water resource optimal configuration model, constructing a hierarchical constraint system, constructing a multi-target water resource optimal configuration model, and solving the water resource optimal configuration model. And obtaining an optimal water resource allocation scheme. According to the method, on the premise that regional water consumption red line constraints are guaranteed, collaborative optimization of economic benefits, water shortage control and water consumption rationality is achieved, scientificity, engineering performability and management adaptability of a configuration scheme are improved, and support is provided for actual water resource scheduling and management decision making.
Owner:CHINA THREE GORGES UNIV +1

Turnover adjusting mechanism for double seat

ActiveCN222522510Uavoid spaceunavailable solutionMovable seatsCar seatMechanical engineering
The utility model relates to the technical field of automobile seats, in particular to a double seat overturning adjusting mechanism which comprises a supporting seat, a back plate and an adjusting assembly, the adjusting assembly comprises two mounting plates, two supporting legs and two plug pins, each mounting plate is provided with two through holes, and when the space of the rear portion of an automobile needs to be increased, the two supporting legs are arranged in the through holes. The back plate is rotated towards one side close to the supporting seat to a preset angle, the two plug pins are pulled out towards one side far away from the first inserting holes and the through holes, the supporting seat is rotated along the two supporting legs at the moment, the supporting seat drives the two mounting plates to rotate along the two supporting legs, and when the through holes in the two mounting plates are aligned with the second inserting holes in the two supporting legs, the two mounting plates are fixed. The two bolts are inserted into the through hole and the second insertion hole respectively to fix the supporting seat, and then the space of the rear part of the vehicle can be adjusted, so that the problem that the space of the rear part of the vehicle cannot be utilized due to the fact that an existing double seat cannot be wholly folded to the position close to a front seat is solved.
Owner:重庆双英汽车座椅有限公司

Hyperspectral image super-resolution optimization method based on fused three-branch network

PendingCN121788355AImprove robustnessDemonstrate precise repair capabilitiesGeometric image transformationNeural learning methods
The invention discloses a hyperspectral image super-resolution optimization method based on a fused three-branch network, and belongs to the field of hyperspectral image processing, and the method comprises the steps: firstly obtaining and preprocessing training data, collecting LR-HSI, HR-MSI and corresponding high-resolution hyperspectral truth values, and completing normalization, data enhancement and cross-modal feature dimension matching and interaction; constructing a three-branch network model, inputting the LR-HSI into an HSI branch to extract spectral features, and inputting the HR-MSI into an MSI branch to extract spatial features; performing residual calculation and noise suppression on the spectral and spatial features, inputting the spectral and spatial features into a fusion branch, generating compensation features through convolution and jump connection, fusing three-branch output through learnable weight, generating a fusion image, and training a model through an optimizer. According to the method, a residual difference decoupling fusion strategy is introduced, and directional repair and enhancement are respectively carried out on missing space information in a hyperspectral image and insufficient spectral information in a multispectral image.
Owner:NANJING UNIV OF INFORMATION SCI & TECH

Vehicle-mounted display module and head-up display system

ActiveCN224732253Uavoid spaceplay a role in light separation
The embodiment of the application provides a kind of vehicle-mounted display module and heads-up display system.It includes image source, reflection component and projection surface, image source includes first emission area for emitting AR-HUD light source and second emission area for emitting P-HUD light source;Reflection component includes first reflection component, second reflection component and transparent component, first reflection component is oppositely arranged in first emission area with first inclination angle, transparent component is arranged above first reflection component along the light source emission direction of first emission area, and is inclinedly arranged with third inclination angle, second reflection component is oppositely arranged in second emission area with second inclination angle, and is arranged between first reflection component and transparent component along the light source emission direction of second emission area.The module is used to achieve the effect of reducing occupied space.
Owner:DONGGUAN QINLING AUTOMOTIVE ELECTRONICS CO LTD

A seamless splicing method and system for environment data based on micro scenes

PendingCN122510084ANumerical continuityconform to internal laws
The present application belongs to the technical field of earth space environment monitoring, and specifically discloses a seamless splicing method for environment data based on micro scenes, which comprises the following steps: obtaining three-dimensional grid unit environment data to be spliced; extracting edge features of adjacent surfaces; dynamically matching and correcting the space coordinates of the features of adjacent grids; selecting a physical equation as a constraint condition, and calculating an edge point interpolation result in combination with a credibility weight; checking the spliced edge data, identifying abnormal points, and generating a checking report; if the checking fails, feeding back to the feature extraction step for reprocessing until the threshold is met; and outputting integrated environment data after seamless splicing. The present application realizes accurate alignment of the spatial positions of the edges of three-dimensional grid units, natural transition of physical properties, and time dynamic consistency, and significantly improves the accuracy and reliability of environment data splicing.
Owner:BEIJING CHAOTU JUNKE INFORMATION TECH CO LTD

Gravity compensation device, surgeon console and surgical robot

ActiveCN117796917BReduce the force requiredEnsure balance
The application discloses a gravity balancing device, a doctor console and a surgical robot, wherein the gravity balancing device comprises an adjusting cavity arranged through an installation base, a constant force spring unit is arranged in the adjusting cavity or at an opening position of the installation base relative to one end of the adjusting cavity, one end of a balancing steel wire rope is connected with the constant force spring unit, and the other end is connected with a rotating disc; in the embodiment of the application, the above-mentioned gravity balancing device, the doctor console and the surgical robot are adopted, the constant force spring unit is used to provide a balancing force, the balancing force provided by the constant force spring unit is constant, the influence of the length reduction of the balancing steel wire rope on the balancing force is avoided, the balancing effect is ensured, the force required by a human hand is reduced, the balancing steel wire rope is directly fixed and connected on the rotating disc, that is, the balancing steel wire rope directly drives the rotating disc to rotate through the constant force spring unit, so that the loss of the balancing force is reduced, and the balancing effect is improved.
Owner:HANGZHOU WISEKING MEDICAL ROBOT CO LTD

Fiber grating liquid level sensor based on liquid pressure conversion

PendingCN122282060AWith anti-electromagnetic interferenceImprove insulation performanceFiber couplerLiquid level measurement
This invention discloses a fiber Bragg grating level sensor based on liquid pressure conversion, comprising a fiber Bragg grating demodulator, a 2×1 fiber coupler, a transmission fiber, and a sensing unit. The sensing unit consists of a strain-sensing fiber Bragg grating, a temperature-compensated fiber Bragg grating, a sealed cylinder, a support beam, a pressure block, a pressure tension frame, a sealing membrane, and a stop. The pressure block and the pressure tension frame convert liquid level changes into longitudinal displacement changes, causing axial strain in the strain-sensing fiber Bragg grating. This results in a drift in the center wavelength of the strain-sensing fiber Bragg grating, and the liquid level height of the container is measured by monitoring this wavelength change. This invention eliminates the influence of temperature on the liquid level measurement results through a temperature-compensated fiber Bragg grating, offering advantages such as a large measurement range, good practicality, simple structure, low cost, good stability, high sensitivity, and safety and reliability, meeting the needs of measuring liquid levels in large storage tanks and other applications.
Owner:FENGLAN TECH (SHAOXING) CO LTD

A hydrogen fluoride scrubbing device

ActiveCN121371957BProactively clean upcontinuous cleaningHydrogen fluoridePhysical chemistry
The present application belongs to the field of environmental protection engineering construction technology, especially a hydrogen fluoride washing device, aiming at the operation of hydrogen fluoride washing tower, because the waste gas is not fully contacted with lye, and hard crystals are easily formed during the reaction, attached to the filler and tower wall, resulting in the blockage of the filler, the increase of system pressure drop, the increase of fan energy consumption, and the need for manual cleaning, which exists safety risk and affects the washing efficiency, the following scheme is proposed, including a washing tower body, an air inlet is formed on the outside of the washing tower body, and an air inlet pipe is fixedly connected inside the air inlet, an air outlet is formed on the top of the washing tower body. The hydrogen fluoride washing device disclosed by the present application has the beneficial effects of automatically removing the crystals in the tower by rotating spraying and brushing and scraping components, and periodically extruding the filler by using a pressure plate, which can shake off the crystals, enhance the turbulence to improve the purification efficiency, and realize automatic continuous operation, avoiding the high-risk manual cleaning.
Owner:HUBEI LIANCHANG NEW MATERIALS CO LTD

Cross-modal retrieval method and device, electronic equipment and storage medium

The invention provides a cross-modal retrieval method and device, electronic equipment and a storage medium, and belongs to the technical field of image processing.The method comprises the steps that a first scene graph is extracted based on a target image; extracting a second scene graph based on the point cloud data; projecting the second scene graph based on the pose of the target image, and screening a plurality of third scene graphs; the third scene graph is a local two-dimensional scene graph in the second scene graph; and respectively calculating a first similarity between the first scene graph and the third scene graphs, screening a fourth scene graph from the third scene graphs based on a first similarity calculation result, and determining the fourth scene graph as a retrieval result corresponding to the target image. According to the cross-modal retrieval method and device, the electronic equipment and the storage medium provided by the invention, the accuracy of cross-modal retrieval can be improved.
Owner:BEIJING UNIV OF CIVIL ENG & ARCHITECTURE

Air-cooled dry-type transformer

The utility model discloses an air-cooled dry-type transformer, particularly relates to the technical field of transformer heat dissipation, and comprises a bottom plate, and transformer heat dissipation devices are arranged at the upper end and the lower end of the bottom plate; the transformer heat dissipation device comprises a heat dissipation auxiliary assembly, a ventilation protection assembly, a transformer outer cover shell and a transformer body. The transformer body is installed in the transformer outer cover shell, and the lower end of the transformer outer cover shell is installed at the upper end of the bottom plate. Compared with the prior art, the air-cooled dry-type transformer has the advantages that the avoiding space is formed when the transformer outer casing stops being used, so that the problem that dust enters the transformer outer casing, much dust is accumulated in the transformer outer casing, and the internal cleaning difficulty is increased is effectively solved; and the internal temperature of the transformer outer cover shell is rapidly reduced, meanwhile, the internal drying performance of the transformer outer cover shell is improved, and the problem that equipment damage is accelerated due to much water vapor in the transformer outer cover shell is solved.
Owner:JIANG XI CHENG MING ELECTRIC CO LTD

A mud generator torque control method and system

The application discloses a mud generator torque control method and system, and belongs to the technical field of well drilling engineering. The method comprises the following steps: performing phase identification on three-phase alternating current output by a mud generator through a digital processor, generating a PWM driving signal based on phase information, controlling the conduction and shutdown of a power switch tube connected with a generator winding, adjusting the current of a generator stator winding, and completing the control of the output torque of the generator. The application performs phase identification on three-phase alternating current through a digital processor and generates a PWM driving signal, realizes accurate control of the output torque of the generator, directly adjusts the current of the stator winding, and avoids the heat dissipation and space problems caused by the traditional resistance dissipation mode.
Owner:四川天石和创科技有限公司

Multi-channel signal processing layout optimization method and device suitable for substation reactor room

The application discloses a multi-channel signal processing layout optimization method and device suitable for a transformer substation reactor room, relates to the technical field of power system monitoring, and significantly enhances the signal-to-noise ratio and phase consistency of a synthesized signal by constructing similar channel pairs and performing phase calibration summation, effectively suppresses the phase cancellation effect caused by random noise and phase mismatch, and realizes closed-loop adaptive optimization of the sensor layout spacing and similarity threshold based on sequential splicing and linear fitting of the phase average values in the units after clustering, thereby avoiding the problems of redundant sampling or spatial undersampling caused by traditional experience layout.
Owner:NANJING ELECTRIC POWER DESIGN & RES INST CO LTD

A portable charging pile

The application discloses a portable charging pile and belongs to the technical field of charging piles. The portable charging pile comprises a box body, a wall-penetrating terminal and an output connector are arranged on the box body. The wall-penetrating terminal and the output connector provide interfaces for external power supply access and power output, so that the portable charging pile can be freely moved to the vicinity of the external power supply for connection and charging operation. Further, a circuit breaker is arranged in the box body and is electrically connected with the wall-penetrating terminal. A charging assembly is also arranged in the box body, and the charging assembly comprises a charging module, the charging module has an alternating-current terminal and a direct-current terminal, the alternating-current terminal is electrically connected with the circuit breaker, can receive external three-phase alternating current and convert the three-phase alternating current into direct current suitable for charging of an automobile battery. The direct-current terminal is connected with a direct-current side assembly, and the direct-current side assembly is electrically connected with the output connector. The direct-current side assembly is used for conducting the direct current converted by the charging module, and finally transmits the power to a user load through the output connector, so that the charging function is realized.
Owner:NANJING NENGRUI ELECTRIC POWER TECH CO LTD

Methods of designing peptide antigen-binding antibodies, apparatuses, devices, and storage media

PendingCN122715780Aincrease retentionsave design space
The application relates to a peptide antigen binding antibody design method and device, equipment and storage medium. The peptide antigen binding antibody design method comprises the following steps: obtaining a three-dimensional structure of a target antibody-template peptide antigen complex; identifying an interface in the three-dimensional structure, determining key interactions with a constraint in the interface; determining a designable site of the target antibody according to the distribution of the key interactions in the template peptide antigen sequence, and constructing a complex structure of the target antibody and an equivalent peptide fragment; performing limited sequence design on the designable site in the complex structure of the target antibody and the target peptide antigen to generate a candidate antibody sequence; and evaluating the complex of the candidate antibody and the equivalent peptide fragment to screen a target candidate antibody. The scheme provided in the application can generate an antibody capable of binding to a peptide antigen after sequence change under the premise of maintaining the original binding mode, and the design success rate is improved.
Owner:KEMAISU BIOTECHNOLOGY (BEIJING) CO LTD

A method for calculating urban rainfall runoff based on tracking downstream of drainage nodes

ActiveCN121543251BImprove rainfall and runoff calculation accuracyHigh precisionGeometric CADClimate change adaptationRainfall runoffEnvironmental engineering
This invention discloses a method for calculating urban rainfall runoff based on downstream tracking of drainage nodes. The method includes the following steps: Step 1, acquiring drainage network data of the study area; Step 2, analyzing the flow direction of the drainage network; Step 3, dividing sub-catchments and setting runoff generation parameters; Step 4, generalizing drainage network data; Step 5, marking generalized nodes; Step 6, determining new outlet nodes for sub-catchments; Step 7, calculating runoff delay; Step 8, calculating runoff generation in sub-catchments. The method of this invention, based on downstream tracking of drainage nodes, improves the accuracy of runoff generation calculation in sub-catchments, avoids the drawbacks of traditional methods that alter the catchment path and spatial pattern, and enhances the accuracy of urban rainfall runoff calculation, providing strong support for urban flood control and disaster reduction.
Owner:CHINA INST OF WATER RESOURCES & HYDROPOWER RES

magnetic levitation pump

This application relates to a magnetic levitation pump, which includes a pump casing, an impeller, a drive motor, and an axial drive assembly. The pump casing has spaced-apart pressurization chambers and motor chambers. The impeller is rotatably suspended in the pressurization chamber. The drive motor includes a rotor and a stator. The rotor is fixedly connected to the impeller, and the stator is disposed in the motor chamber. The stator and rotor cooperate to generate a rotating magnetic field that can rotate the impeller. The axial drive assembly includes a first magnetic ring and a first coil. The first magnetic ring is fixedly connected to the impeller, and the first coil is disposed in the motor chamber. The first coil and the first magnetic ring cooperate to adjust the axial force that levitates the impeller. This application provides a hardware foundation for independent control of the impeller's rotational speed and levitation height by using the cooperation between the stator and the rotor, and the cooperation between the first coil and the first magnetic ring. This allows the control of the impeller's rotational speed and levitation height to be controlled by two separate systems, eliminating the need for complex decoupling and reducing the difficulty of impeller control.
Owner:SHENZHEN CORE MEDICAL TECH CO LTD

Battery cell support and battery pack

The invention provides a battery cell bracket and a battery pack. The battery cell support comprises a support body, the support body is provided with a battery cell installation cavity and a circuit board installation cavity, the battery cell installation cavity is used for installing a battery cell, the circuit board installation cavity is used for installing a circuit board, and the circuit board installation cavity is located on one side of the battery cell installation cavity; the side wall of one side, far away from the battery cell mounting cavity, of the circuit board mounting cavity is the protection plate, and the protection plate and the bracket body are integrally formed; the projection of the protection plate in the plane where the circuit board is located is at least partially overlapped with the circuit board. An operation window is formed in the protection plate so as to operate the circuit board. The invention solves the problem of high assembly difficulty caused by complex structure of the battery cell bracket in the prior art.
Owner:BRIGHTWAY INNOVATION INTELLIGENT TECH (SUZHOU) CO LTD

Ton-level prefabricated air duct plate synchronous lifting counter-hanging system

PendingCN122809313AOvercoming narrow spacessafe space
The application discloses a tonnage level prefabricated air duct plate synchronous lifting counter-hanging system, which comprises a portal frame arranged on the top floor of an underground traffic station, a plurality of through-hole jacks vertically arranged on the portal frame in multiple rows and columns, steel strands arranged on the through-hole jacks, anchorage devices for locking the steel strands, and a hydraulic control system arranged on the portal frame and used for controlling synchronous lifting of the through-hole jacks. The application can safely, stably and synchronously lift the tonnage level prefabricated air duct plate below the top floor of the underground traffic station in a narrow space to a target height position, meets the load weight bearing capacity requirement of the tonnage level prefabricated air duct plate, and avoids the safety risk of distortion, cracking and tilting instability of the tonnage level prefabricated air duct plate.
Owner:SHANGHAI CONSTRUCTION NO 7 (GROUP) CO LTD

Electronic device

The utility model discloses electronic equipment, and belongs to the technical field of electronic equipment. The connecting base is arranged on the side, facing the screen module, of the first circuit board, so that the first flexible circuit assembly of the screen module can be directly connected with the connecting base and does not need to be wound to or penetrate through the other side of the first circuit board. Therefore, when a technician disassembles the screen module, the connection between the first flexible circuit assembly and the connecting seat can be directly separated from the screen side, and then the disassembly of the screen module is completed. Compared with the prior art that the rear cover needs to be disassembled when the screen module is disassembled, the electronic equipment has the advantages that the step of disassembling the rear cover is omitted, the complexity of the maintenance process is reduced, the maintenance time is shortened, the equipment damage risk caused by additionally disassembling the rear cover is effectively avoided, and the reliability of product maintenance is remarkably improved.
Owner:BEIJING XIAOMI MOBILE SOFTWARE CO LTD

Convenient top cover dismounting and mounting device for cleaning filter element of filter

The utility model provides a top cover convenient dismounting and mounting device for cleaning a filter element of a filter, and relates to the field of top cover dismounting and mounting equipment for overhauling the filter element of the filter. The lifting device further comprises strip-shaped flat steel, a mounting base, a first long screw rod, an earring-shaped nut, a mounting plate, a rotating pipe, an inner threaded pipe and a lifting assembly. The installation of the earring-shaped nut and the first long screw facilitates the manual operation of a worker, and meanwhile, the problem that the installation is difficult due to the fact that the operation space of a wrench is limited when a traditional hexagon bolt is disassembled and assembled is solved; the top cover can be lifted and deflected to one side of the filter only by rotating the hand wheel after the earring-shaped nuts are disassembled, so that the subsequent filter element replacement and maintenance process is carried out, the disassembly and assembly operation process of the top cover before and after the filter element of the filter is replaced is simplified, and the use effect is better.
Owner:SEPCO ELECTRIC POWER CONSTR CORP

High and large supporting system for dismantling and rebuilding existing cantilever structure and construction method

The invention discloses a high and large supporting system for dismantling and rebuilding an existing cantilever structure and a construction method. The high and large supporting system is applied to an existing building comprising existing columns, a lower layer cantilever structure and an upper layer cantilever structure. One end of the system is supported by stand columns, the other end of the system is supported by existing columns, and the system comprises the stand columns, bases, guide rails, hoops, guide beams, bearing beams, supporting plates and the like. In the dismantling stage, the supporting plate serves as an unloading receiving plate to receive the crushed objects; and in the reconstruction stage, supporting rods and formworks are arranged as a working platform, and loads are borne. The system can drive the stand columns and the top sliding seat to slide synchronously through the power device to achieve positioning, the two purposes of protection removal and support reconstruction are achieved, the construction efficiency is improved, and the cost is reduced.
Owner:ZHEJIANG TONGJI VOCATIONAL COLLEGE OF SCI & TECH

Ultrasonic probe and ultrasonic equipment

The ultrasonic probe comprises a sound head, a connecting cable and a plug, the sound head comprises a sound head shell, a transducer and a heat exchange piece, the connecting cable comprises a connecting cable shell, a first liquid path pipe and a second liquid path pipe, and the plug comprises a plug shell and an active liquid cooling device. The active liquid cooling device comprises a radiator, a pump, a liquid storage tank, a third liquid path pipe and a fourth liquid path pipe. The outlet of the pump is connected with the liquid storage tank, the cavity in the pump is communicated with the cavity of the liquid storage tank through the fourth liquid path pipe, the liquid storage tank is provided with a relatively larger cavity, and the larger cavity has a wider horizontal cross section, so that the hydraulic pressure of liquid can be effectively reduced, and the hydraulic pressure of the cavity in the pump communicated with the liquid storage tank is also reduced; the back pressure of the pump can be reduced through the liquid storage tank, the working pressure of the driving film in the pump can be reduced through reduction of the back pressure in the pump, the service life of the driving film is prolonged, and then the service life of the pump is prolonged.
Owner:SHENZHEN MINDRAY BIO MEDICAL ELECTRONICS CO LTD