20results about How to "Ensure compactness" patented technology

The utility model belongs to the technical field of data line processing, and particularly relates to a data line processing and winding device which comprises a mounting frame, an air cylinder is mounted on one side of the mounting frame, a sliding block is fixedly connected to the acting end of the air cylinder, two connecting plates are mounted on the top side of the sliding block, the sliding block is slidably mounted in a sliding groove, and a winding rod is fixedly connected to the top side of the sliding block. Wherein an electrode is installed on the top side of one sliding block, scale marks are carved on the top side of the mounting frame, a movable block is slidably installed in the through groove, a connecting rod is installed on the top side of the movable block, and an electric piece is installed at one end of the connecting rod. Firstly, the position of the movable block in the through groove is moved according to scale marks, then the air cylinder is started, the acting end pushes or pulls the sliding block to slide in the sliding rail, the sliding block and the electrode are driven to slide in the sliding groove by changing the angle of the connecting plate, and therefore the winding rod can be driven to move; and the air cylinder is controlled to stop moving, so that the distance between the two winding rods is accurately adjusted.

The utility model provides a tool-free buckle type hoop device for underground pipeline monitoring, which relates to the technical field of engineering monitoring and comprises an upper hoop, a hoop fixing component is arranged on the lower side of the upper hoop, a spring sleeve is welded to the center of the inner side of a slot, a telescopic spring is mounted on the inner side of the spring sleeve, and the telescopic spring is connected with the hoop fixing component through a bolt. Sleeve holes are formed in four corners of the spring sleeve; according to the hoop fixing assembly, the rack below the upper connecting plate is clamped into the inserting groove of the lower connecting plate along with the upper hoop, the rack can extrude the telescopic toothed plate to be meshed with the telescopic toothed plate, in the process, the telescopic spring is pressed to generate elastic force to push the telescopic toothed plate to be meshed tightly, firm connection is ensured, looseness is prevented, and the service life of the telescopic toothed plate is prolonged. And the two sets of racks are synchronously meshed with the telescopic toothed plate, a double-locking mechanism is formed, the tensile strength is enhanced, it is guaranteed that no displacement exists at the connecting position, and the durability of the whole structure is improved.

The utility model discloses a winding device for producing a high-transparency scratch-resistant polyester film, and relates to the technical field of film winding, the winding device comprises a support frame, a winding material conveying assembly, a tensioning pushing assembly and a finished product collecting module, the leftmost side of the support frame is provided with the winding material conveying assembly, the winding material conveying assembly comprises a material conveying inlet, a guide roller and a brake electric brake component, and the guide roller is arranged on the support frame; the braking electric brake component is arranged above the guide roller, the tensioning and pushing assembly is arranged on one side of the guide roller and comprises a tensioning roller, a driving and pushing component, a pushing block and a pushing groove, the pushing block is connected with the driving and pushing component, the tensioning roller is rotationally connected to the supporting frame, and a static electricity eliminating component is arranged on one side of the tensioning roller. And the finished product collecting module is arranged on one side of the supporting frame. The device has the remarkable beneficial effects of improving the winding efficiency, ensuring the product quality, enhancing the operation safety and the like.

The invention relates to the technical field of demolding cloth shaping and winding, and discloses high-strength composite fiber demolding cloth shaping equipment and a winding technology.The high-strength composite fiber demolding cloth shaping equipment comprises an operation table and further comprises a winding component arranged at the top of the operation table and a loading and unloading component arranged at one end of the bottom of the operation table; and the adjusting part is arranged at one end of the top of the operation table. According to the high-strength composite fiber demolding cloth shaping equipment, winding rollers on four groups of rotating rods are rotatably arranged in a replaceable manner, so that one group of winding rollers can be immediately replaced after winding is completed, shutdown waiting is not needed, the shutdown time is remarkably shortened, the winding rollers are rapidly replaced, and the production efficiency is improved. Production continuity can be achieved, production interruption caused by roller replacement is avoided, and therefore the overall production efficiency is improved.

The invention relates to the technical field of cable recovery, in particular to a cable reel with a detachable function. Through the design of introducing the variable-diameter winding roller, the flexible variable-diameter function in the cable winding process is achieved. And when the cable coil needs to be taken down, the variable-diameter driving part and the sizing part work cooperatively to drive the variable-diameter winding roller to reduce the diameter, so that a separation gap is created between the cable and the winding roller. By means of the innovative design, the material taking difficulty caused by winding friction force is greatly reduced, and the cable taking and placing process is smoother and more efficient.

The application discloses an electrochemical noise corrosion state identification and early warning method and system, and belongs to the technical field of corrosion monitoring and early warning. The method collects the potential noise signal and the current noise signal of the target component through an electrochemical workstation and calculates the noise resistance, adopts db4 wavelet for multi-layer wavelet decomposition and threshold denoising processing, extracts the kurtosis feature, the skewness feature and the wavelet coefficient feature, and constructs a corrosion state identification and early warning data set after feature screening; a fusion model including an LSTM time sequence feature extraction layer and an Attention attention weight distribution layer is constructed for training, and a corrosion state identification model is obtained; the real-time collected and processed feature parameters are input into the model for identification, the proportion of a specific corrosion state in a preset time period is counted, and a blue, orange or red graded early warning is triggered. The application realizes high-precision identification and accurate graded early warning of the corrosion state, the identification accuracy is above 85%, and reliable technical support is provided for industrial component corrosion protection.

The present invention relates to the field of die-casting technology, and specifically to a die-casting mold for a scope housing, which is used for die-casting a scope housing with a central cavity, wherein both ends of the central cavity are open, and the die-casting mold comprises a fixed mold and a movable mold, wherein the movable mold is provided with a left slider and a right slider that can move toward each other, and a driving mechanism for driving the left slider and the right slider to abut against each other, and after the fixed mold and the movable mold are closed, the outer sides of the left slider and the right slider form a molding cavity with the inner cavities of the fixed mold and the movable mold, and the present application can realize rapid filling and solidification through the die-casting process, thereby greatly shortening the production cycle, and secondly, since the metal liquid fills the mold cavity under high pressure, the density and mechanical properties of the housing can be ensured, thereby improving the product quality, and in addition, the die-casting mold can also realize high-precision processing, thereby ensuring that the size accuracy and shape accuracy of the scope housing meet the design requirements.

This invention relates to the field of building engineering technology, specifically to a non-vibration pressure grouting construction method for tall steel-concrete composite columns. S1: Grouting holes are opened at the bottom of the steel-concrete column, and vent holes are opened at the top. S2: A grouting connection structure is installed, and a grouting connection pipe is welded at an acute angle to the column axis and extends into the column. A check valve is installed on the pipe, and reinforcing ribs are welded between the pipe and the column. S3: Pressure grouting is performed from the compacted concrete until it overflows from the vent holes. S4: After the concrete has settled naturally, secondary grouting is performed until it overflows from the vent holes again. S5: The check valve is closed to prevent backflow. S6: The grouting holes are sealed after the concrete reaches 70% of its design strength. This invention, through a grouting connection structure with a check valve and reinforcing ribs, combined with a secondary grouting process, systematically solves the problems of concrete backflow, insufficient compaction at the top of the column, and easy damage to the connection structure during the initial jacking process of ultra-high-rise buildings. It significantly improves construction quality, safety, and efficiency, and is applicable to the construction of tall steel-concrete composite columns in industrial and civil buildings.

The utility model discloses a kind of plastic forming devices for magnesite-carbon brick processing, it is related to the field of magnesite-carbon brick processing, including mounting base, mounting base top is fixedly installed with guide rail, hoisting platform is erected in guide rail upper portion, installation frame is slidably installed in guide rail middle portion, plastic forming frame is embedded in installation frame interior, closed component is movably arranged in guide rail one side interior, multiple hydraulic cylinders are hoisted in hoisting platform bottom, lifting plate is fixedly installed in hydraulic cylinder bottom, plastic forming press plate is screw-mounted in lifting plate bottom, suction pump is fixedly installed in lifting plate top, discharge component is equipped in guide rail middle portion both sides;The utility model is a kind of plastic forming devices for magnesite-carbon brick processing with double-station alternate operation and suction exhaust function, can realize continuous efficient production.

The present invention discloses a flame-retardant, thermal-insulating, and fireproof material for batteries, and relates to a silicone rubber flame-retardant and thermal-insulating material, which comprises a flame-retardant and thermal-insulating layer and an impact-resistant layer, wherein the flame-retardant and thermal-insulating layer comprises organic silicone rubber, a ceramic-forming filler, a flame retardant, an auxiliary agent, and glass powders with different initial melting temperatures, and molten-state temperature ranges of the glass powders cover 300 °C to 1500 °C. Various glass powders with different molten-state temperature ranges are added to the material, so that when being burned to form a ceramic layer in the temperature range of 300 °C to 1500 °C, the fireproof material always has glass powders in a molten state. The glass powders in the molten state can timely fill holes and cracks that appear at different temperatures in the ceramic layer, and ensure the continuity, integrity, and compactness of the ceramic layer as far as possible, so that the fireproof material has the characteristics of quick ceramic formation at a low temperature and high temperature resistance of about 1500 °C. The problems that the existing glass powder has a single molten-state temperature range, holes are produced in the ceramic layer due to gasification of the glass powder at a high temperature, the structural compactness is reduced, and the ceramic layer is easily burned through are solved.

The application discloses a kind of intelligent referee feedback method and system, comprising: obtaining ruling event and its corresponding confidence, generate corresponding event signal based on the type of ruling event;Based on the local number information and scoring information of scoring terminal, it is judged whether process event occurs, generate corresponding process signal based on the type of process event;According to event signal, generate first control instruction to scoring terminal;According to event signal and / or process signal, generate second control instruction to athlete interaction terminal.This application makes that from event identification, ruling operation, scoring operation to competition process advancement forms a complete automation closed loop, completes each round from service to score, exchanges ball right and so on automation, continuous judgment, substantially reduces the game interruption and delay caused by artificial judgment, communication and operation, ensure the compactness and continuity of game;Solve the problem that current pickle ball game professional referee is less, difficult to hold large-scale competition.

The present application relates to a kind of SAR satellite vacuum thermal test method based on phased array feed system, first, passive reflector antenna is removed and is verified separately, realizes system decoupling.Phased array feed thermal test system and satellite body thermal test system are constructed, and two are physically isolated in same vacuum environment simulator by cold plate, to realize the parallel test of load and platform.Based on the size of phased array feed, the size of wave-absorbing box containing silicon carbide sharp cone wave-absorbing material is determined;Based on the size of satellite body, the size of its infrared cage is determined;Further, the size of cold plate is determined and appropriate vacuum tank is selected;Finally, the synchronous test of two systems is realized through cable connection.The present application significantly shortens the test cycle, reduces cost and risk through parallel test architecture, and ensures the authenticity and effectiveness of the test through accurate size chain design and independent thermal environment control, providing an efficient and reliable solution for vacuum thermal test of similar complex satellites.

The invention provides a stable low-voltage drawer cabinet which comprises a drawer cabinet body frame, a drawer panel is arranged on the drawer cabinet body frame, drawer guide rails are arranged on the two sides of the interior of the drawer panel, an incoming line terminal strip is in wire connection with a circuit breaker, the circuit breaker is in circuit connection with a control relay, and the control relay is in circuit connection with a voltage stabilizer. The voltage stabilizer is in circuit connection with the wire outlet terminal strip through a wire, the wire outlet terminal strip is provided with a wire duct plate, the drawer bottom plate is provided with a drawer component unit, and the drawer component unit is connected with the main circuit and the control circuit. The control relay is connected with the programmable logic controller, automatic control and monitoring of the drawer cabinet are achieved, the intelligent level of the system is improved, circuit logic judgment is carried out through a thermal stability check formula, a dynamic stability check formula and a short-circuit current expression formula of the voltage stabilizer, and the reliability of the system is improved. The protection capability of the drawer cabinet under the short circuit condition is improved, and equipment damage and potential safety hazards caused by the short circuit are reduced.

This utility model discloses a safe and protective hand-push hydraulic pump station, mounted on a chassis with casters for transporting the pump station. It includes: an outer shell, mounted on the chassis and used to hold other items; a sealing door, mounted on the chassis and used to seal the outer shell, with a support surface for support; and a hook rod for hooking the sealing door, relieving the connection pressure between the sealing door and the chassis. This safe and protective hand-push hydraulic pump station features an internal compartment that, in conjunction with the sealing door, forms a closed storage space. This space allows for the categorized storage of tools, accessories, and other items required for hydraulic pump station operation, significantly improving work efficiency. The support surface on the sealing door, in conjunction with the hook rod, not only relieves the connection pressure between the sealing door and the chassis, preventing structural fatigue from prolonged opening and closing, but also allows the hook rod to be stored in a recessed area when the sealing door is open, ensuring the overall structural compactness and ease of operation.

The utility model discloses a kind of endoscope anastomat nail abutment and endoscope anastomat, nail abutment includes nail abutment body, cutting knife sliding groove is equipped in the middle part of nail abutment body, at least four rows of nail groove groups with cutting knife groove as center symmetry arrangement are arranged on the surface of nail abutment body, the arrangement direction of at least two rows of adjacent nail groove in nail groove group is cross arrangement. By the above mode, the utility model can make suture nail line more closely by optimizing nail groove arrangement mode, ensure that suture site airtightness and connection tightness, can cope with complex tissue environment, adaptively suture uneven tissue, substantially reduce tissue leakage or hemorrhage risk, reduce complication, improve surgical suture effect.

The utility model belongs to the technical field of sports equipment manufacturing equipment, concretely relates to a basketball inner bag surface thread winding and gluing integrated device, including support platform, the support platform top is fixedly installed with the casing, is provided with the anti -jump subassembly in the casing top, is provided with a plurality of groups of movement subassembly in the casing inside, is fixedly installed with the support frame in support platform top one side, is provided with the gluing device in support frame near the casing one side, is fixedly installed with the yarn frame in support frame one side, is fixedly installed with a plurality of wire guide shafts in yarn frame far from support frame one side top, is provided with the L type support that is fixedly connected with support frame in yarn frame top, is fixedly connected with the wire guide plate under L type support, can carry out a plurality of working procedures to basketball inner bag simultaneously, increase the production efficiency of equipment, and when gluing to basketball inner bag, can recycle the redundant glue, thereby realize the recycling of glue solution, both save the production cost, and reduce the influence of waste glue to the environment.

The application discloses a method for enhancing the hardness of W-Cu composite material by W atomic cluster powder, and belongs to the technical field of hardness enhancement of W-Cu composite material. The method comprises the following steps: step SS1: W atomic cluster powder, tungsten powder and copper powder are added into a ball mill in a protective atmosphere glove box for ball milling to prepare a composite powder; and step SS2: the composite powder obtained in the step SS1 is added into a hot-pressing furnace for hot-pressing sintering to obtain a composite material. The W atomic cluster powder, the tungsten powder and the copper powder are mixed by a planetary ball mill to prepare the composite powder, and then the composite material is obtained by hot-pressing sintering, so that the hardness of the W-Cu composite material is greatly improved, and the technical guidance is provided for the development of high-performance tungsten-copper composite material applied to the research and development of major equipment such as brush material, abrasive electrode material, friction material and electromagnetic gun track.

The diamond grinding wheel grinding tool comprises a workbench, a supporting plate is fixedly welded to the rear side of the upper end face of the workbench, a top plate is fixedly welded to the front side of the top end of the supporting plate, and a hydraulic lifting device is fixedly installed at the lower end of the top plate; the fixing base is arranged at the movable end of the hydraulic lifting device, the fixing base and the hydraulic lifting device are fixed through bolts, an upper mold is installed at the lower end of the fixing base, and a containing groove is formed in one side in the fixing base; the lower mold is arranged in the middle of the workbench, a supporting base is installed at the bottom of an inner cavity of the lower mold, a connecting arm is integrally formed on one side of the supporting base through casting, the upper end of the connecting arm extends into the containing groove, and the upper end of the connecting arm and the containing groove are limited in a sliding mode; the problems that an ejection structure of the device is complex and inconvenient, gaps exist among powder in the material injection process, and distribution is uneven are solved.

The invention discloses a preparation method and application of a quasi-two-dimensional pure blue-light perovskite thin film, and the method comprises the following steps: S1, in a solution state, mixing cesium bromide, lead bromide, lead chloride, an organic ligand material, formamidine hydrobromide, lithium bromide and a diethyl pyrophosphamide additive to obtain a perovskite precursor solution; and S2, coating the perovskite precursor solution on a substrate at 50-80 DEG C, and accurately controlling process parameters to realize rapid and uniform crystallization of the thin film and ensure that the high-quality quasi-two-dimensional perovskite thin film is obtained, thereby improving the application performance of the thin film in photoelectric devices such as PeLEDs (Perovskite Light Emitting Diodes) and the like.