114results about How to "Reduce usage time" patented technology

The invention relates to the technical field of the Internet of Things, and discloses a safe eye protection method and system for realizing a free screen based on the Internet of Things, and the method comprises the steps: detecting a human face region of a target user under a screen display picture, calculating the region area and the head posture in the human face region, and calculating a fixation point in the human face region through the head posture; recognizing the blinking frequency of the face area, and calculating the face-screen display distance between the face area and the free screen; analyzing the visual fatigue of the target user under the screen display picture, and determining the eye state of the target user under the screen display picture; and when the eye state is abnormal, identifying an external environment and screen display characteristics of the screen display picture, extracting environment characteristics of the external environment, mining influence factors influencing the eye state based on the screen display characteristics and the environment characteristics, adjusting picture parameters of the free screen according to the influence factors and the eye state, and generating a safe eye protection report of the free screen. The safe eye protection effect of the free screen can be improved.

The invention relates to the technical field of valve casting, and discloses a casting production device and method for valve casting, the casting production device comprises a box body, the top of the box body is fixedly connected with a first supporting seat, the top of the first supporting seat is fixedly connected with a motor, the output end of the motor is fixedly connected with a first electric telescopic rod, and the inner wall of the box body is fixedly connected with a hydraulic cylinder; a protective sleeve is fixedly connected to the inner wall of the box body, a pushing mechanism is arranged in the box body, a valve subjected to mold fixing can be subjected to extrusion force of an ejection block to be demolded and separated from a mold, the demolding efficiency of the device is improved, the ejection block makes contact with the mold by directly utilizing pushing force of a hydraulic rod, the service time of the device is shortened, and the device is convenient to use. And the parts can fall into the external collecting box, so that the time cost of manual collection is reduced, potential safety hazards caused by too high temperature of the parts during manual collection are avoided, and the use efficiency of the device is improved.

The invention provides an airborne radome laser paint removal path planning method and system, and relates to the technical field of laser processing and artificial intelligence control, and the airborne radome laser paint removal path planning method comprises the steps: obtaining a binary feature image of a target workpiece to be subjected to paint removal; performing connected domain extraction on the binarized feature image to obtain a plurality of connected domains, and performing merging processing on all the connected domains to obtain a plurality of merged partitions; performing path planning on each merged partition to obtain corresponding path planning data; and performing global planning on the merged partitions according to the path planning data of each merged partition to obtain a global composite path planning result. According to the method, the complexity of path planning is reduced by combining the connected domains, effective scanning path planning only aiming at an expected paint removal area is realized in a regular graph range, and on the basis, the optimal access sequence of multiple global combined partitions is calculated by utilizing global planning, so that the laser can cover each combined partition; and the clearing efficiency and precision are improved.

The invention relates to a bridge temporary supporting system and a bridge jacking method. The bridge temporary supporting system comprises multiple layers of steel boxes, two steel boxes arranged in the height direction of a bridge in any two adjacent layers of steel boxes are fixedly connected, and a splice plate is fixed between any two adjacent steel boxes in each layer of steel boxes; the jack and the steel box on the top layer are located on the same layer. The steel box can be modularly assembled through the jack, so that the service time of large construction machinery can be greatly shortened, channel operation is not influenced during operation, a navigation channel is not occupied, navigation is not closed during construction, navigation safety is guaranteed, temporary support of a bridge is realized, and subsequent displacement protection of the steel truss girder is facilitated.

The embodiment of the invention discloses a server prefabricated cabin temperature and humidity control system and method and a storage medium. The system comprises a temperature and humidity detection device and a centralized control device. The temperature and humidity detection device is used for collecting a temperature value and a humidity value in the server prefabricated cabin; the centralized control device is used for receiving the temperature and humidity values in the server prefabricated cabin and controlling execution components such as the air conditioning device and the water curtain cooling and humidifying device to act according to a preset temperature and humidity control strategy so as to complete temperature and humidity adjustment of the server prefabricated cabin. The system can respond to the environment temperature and humidity change in the server prefabricated cabin in time, enables the temperature value and humidity value in the server prefabricated cabin to be in the target temperature section and the target humidity section, provides a stable and reliable operation environment for a server and the like, is high in adjustment efficiency and precision, is low in energy consumption and cost, meets the development requirements of the server prefabricated cabin, and is suitable for popularization and application. The method is suitable for popularization.

The embodiment of the invention provides a capacitance value determination method, a capacitance calibration method and an MOMCAP capacitance modeling method of a calibration test structure. The capacitance value determination method comprises the following steps: acquiring a test object comprising a plurality of groups of calibration structures, wherein the calibration structures are associated with the same MOMCAP standard test structure; selecting a plurality of groups of representative calibration structures from the plurality of groups of calibration structures according to a specific parameter combination; carrying out capacitance value testing on each group of selected calibration structures to obtain corresponding actually measured capacitance value data; based on the actually measured capacitance value data, analyzing and determining a function relationship between the calibration capacitance value and the selected parameter; and calculating capacitance values of other calibration structures with different parameter combinations by using the function relationship. According to the embodiment of the invention, the method efficiently obtains the call data of the MOMCAP capacitor, reduces the occupied area of a chip, reduces the test pressure, and improves the modeling efficiency of a device.

The hard ureteroscope comprises a ureteroscope body, an outer sheath tube and an inner tube are arranged at the front end of the ureteroscope body, the inner tube is arranged in the outer sheath tube in a sleeved mode and divides the inner portion of the outer sheath tube into a first outer channel and a second outer channel, and an instrument channel opening communicated with the inner tube is formed in the rear end of the ureteroscope body and used for guiding an instrument tube into a ureter through the inner tube to crush stones. Wherein a flexible circuit board which is arranged in a bent mode is arranged in the first outer channel, a sealed containing cavity is formed between the front section of the flexible circuit board and the front end of the first outer channel and used for containing a camera shooting assembly arranged on the front section of the flexible circuit board in a sealed mode, and the rear section of the flexible circuit board penetrates through the mirror body through the rear end of the first outer channel and is used for being electrically connected with a host. The second outer channel is communicated with a perfusion connector arranged on the endoscope body, and the inner tube is communicated with a suction connector arranged on the endoscope body. The flexible circuit board is used for forming the ureteroscope small in size, perfusion operation and suction operation can be carried out at the same time, and the use time of an operation is shortened.

The present application relates to a kind of personalized orthodontic bite gum, the bite gum is used to cooperate with the use of invisible aligner, the bite gum is horseshoe structure in horizontal plane view, it is wedge structure of back thin front thick in sagittal plane view;The bite gum includes bite gum pad, buccal side, lingual side, the buccal side and the lingual side extend to dental arch buccal side and lingual side from the bite gum pad;The bite gum is provided with the avoidance of corresponding arrangement with the invisible aligner, the avoidance is used to avoid weak position on the invisible aligner.The bite gum provided by the present application is mainly aimed at the cases of tooth extraction, tooth defect, replacement tooth period, tooth occlusal surface design, etc.Special device case, by setting avoidance, the bite gum can avoid weak position on the invisible aligner, prevent the deformation of aligner due to the use of bite gum, affect the treatment effect, reduce the use requirement to patient, improve the use efficiency of bite gum, save time.

The present invention relates to the field of drug pulverization technology, and in particular to an energy-saving raw material pulverization device for drug production and a method of using the device. It comprises: a frame; a pulverizer body, mounted on the frame; a fixed plate, rotatably connected to the pulverizer body, the fixed plate being fixed with circumferentially distributed pulling blocks; a cutting block, which has a number of circumferentially distributed blocks and is consistent with the number of the pulling blocks, and is rotatably connected to the fixed plate. The present invention makes the cutting block and the pulling block misaligned, and the support rod of the pulling block tears the clumped Chinese medicine fiber materials to separate the clumped fiber materials, thereby increasing the contact area with the crushing parts in the pulverizer body, facilitating the crushing of the Chinese medicine, and at the same time exposing the Chinese medicine wrapped in the fiber materials, and the inclined surface of the cutting block cuts the Chinese medicine and its fiber materials, facilitating contact with the crushing parts in the pulverizer body, accelerating the speed of Chinese medicine crushing, shortening the use time of the crushing device, and saving energy consumption.

According to various embodiments of the present disclosure, an electronic device comprises a charging circuit, a battery, and a processor operatively connected to the charging circuit and the battery, wherein the processor can be configured to: charge the battery at a first voltage corresponding to a first charge level; check the number of times that the electronic device has performed supplemental charging after being detected as being in a fully charged state; set a charge level for charging the battery to a second charge level that is set to be lower than the first voltage of the first charge level, if the number of times that supplemental charging has been performed exceeds a specified number of times; and adjust the voltage, received through the charging circuit from a power transmission device, to a second voltage corresponding to the second charge level and charge the battery at the adjusted second voltage. Various embodiments, other than the various embodiments disclosed in the present document, are possible.

The utility model discloses a desulfurization purification system for wellhead gas dehydration regeneration gas, which is characterized in that a gas outlet of a wellhead gas output pipe of the system is connected to a gas inlet of a pre-filter, and a gas outlet of the pre-filter is connected to a feed gas inlet of a molecular sieve adsorber group; one path of a dry gas outlet of the molecular sieve adsorber group is connected to a gas inlet of the desulfurization equipment, and the other path of the dry gas outlet of the molecular sieve adsorber group is connected to a gas inlet of the post-filter; a gas outlet of the desulfurization equipment is connected to a gas inlet of the circulating fan, a gas outlet of the circulating fan is connected to a gas inlet of the heater, a gas outlet of the heater is connected to a regenerated gas inlet of the molecular sieve adsorber group, and a regenerated gas outlet of the molecular sieve adsorber group is connected to a gas inlet of the cooling fan; and a gas outlet of the cooling fan is connected to a gas inlet of the gas-liquid separator. The problem that in the prior art, equipment is corroded due to the fact that sulfur-containing and water-containing regenerated gas is adopted for regenerating the molecular sieve is solved.

The utility model discloses a differential probe with a bandwidth of 67G and an adjustable interval, and belongs to the technical field of high-frequency microwave integrated circuit testing. The device comprises a bottom support, a cover plate, two probe seats and a probe, one of the two probe seats is slidably mounted between the bottom support and the cover plate, a magnetic ring, an adapter, a first wire clamping piece, a second wire clamping piece, a semi-steel cable and the probe are mounted on the probe seats, the magnetic ring is mounted in a magnetic ring cavity of the probe seats, the adapter is mounted in a cavity of the magnetic ring, and the first wire clamping piece and the second wire clamping piece are mounted in the cavity of the magnetic ring. The first wire clamping piece and the second wire clamping piece are installed in the adapter to fix the semi-steel cable, and the end portion of the semi-steel cable is provided with the probe. According to the utility model, the distance between the differential probes can be adjusted, and only the single-end probe on one side is designed to move in parallel, so that the size and the mass of the adjustable differential probes are greatly reduced. During testing, the screw rod can be flexibly adjusted according to requirements, the distance between SS signals is adjusted to the required distance, and then testing can be carried out without replacing the probe for multiple times to test PADs with different intervals.

The invention provides a shield lateral transverse movement launching and arc-shaped pilot tunnel deslagging construction method under the narrow site condition of an urban area, which comprises the following steps: step (1), preparation before launching: site selection of a launching vertical shaft, construction of the vertical shaft and a transverse channel, and preparation of transverse movement in the transverse channel; the construction method comprises the following steps of (1), shield tunneling machine assembly and lateral transverse movement, (2), shield tunneling machine debugging, (4), counter-force device installation, (5), zero-loop segment assembly, (6), tunnel portal blocking, (7), shield 100m starting section trial tunneling, and (8) horizontal transportation. The requirements for surface excavation and excavation are reduced, and the influence of noise, vibration, soil disturbance and the like on the surrounding environment is reduced. Therefore, the influence on the existing traffic and surrounding residents and buildings can be reduced, the environmental pollution is reduced, and good economic benefits and social benefits are achieved.

The embodiment of the invention discloses a production equipment information acquisition method and device, electronic equipment and a computer medium. A specific embodiment of the method comprises the following steps: in response to determining that a collected announcement information set meets a preset announcement condition, sending a preset initialization interface to a display; in response to a received production equipment information acquisition request sent by a user terminal, sending a preset first retrieval interface to a display; carrying out matching processing on the production equipment keyword information and a preset keyword database; obtaining user basic information and a production equipment collection information set; in response to a received acquisition ending request sent by the user terminal, performing inspection processing on each piece of production equipment acquisition information in the production equipment acquisition information set to generate a target inspection result; and sending the user basic information and the target production equipment acquisition information set to a production equipment acquisition terminal. According to the embodiment, the acquisition time of the production equipment information can be shortened, so that the production equipment can be scheduled in time.

The invention provides a sliding ship type heavy-load transverse moving system in a cable hoisting system, and belongs to the technical field of bridge construction. The heavy-load transverse moving system comprises a stabilizing structure, a sliding structure and a power structure; the stabilizing structure comprises a tower top cross beam and a wind cable; the sliding structure comprises a slideway, a sliding trolley, a polyfluortetraethylene plate and a limiting pulley; the power structure is arranged to be jack-finish rolling deformed steel bar tensioning equipment. A tower top cross beam and a wind cable are adopted as a load-carrying transverse-moving stabilizing structure, so that the stability of a heavy-load transverse-moving system is effectively guaranteed; paraffin oil is smeared between the sliding way and the sliding rail of the sliding trolley and between the polyfluortetraethylene plate and the stable structure for lubrication, so that stable, constant-speed sliding and flexible sliding of the sliding structure are guaranteed. The cross-core jack and the matched high-pressure oil pump equipment are adopted as a transverse moving traction power structure, so that the sliding structure is effectively ensured to be uniform in speed and smooth without being clamped during transverse moving.

A computer-implemented method for generating synthetic data describing a sample may include: processing, by a system operatively coupled to a processor, sample information describing a set of original features of the sample, thereby producing processed model input information; and generating composite image data by analyzing a model and based on the processed model input information, the composite image data being usable to generate a composite image and describing at least a portion of the set of original features. The computer-implemented method may also include generating, by the system, a composite image of dummy samples based on the composite image data, the composite image having at least one dummy feature different from and based on the set of original features.

The utility model provides an ozone pretreatment device for illicium verum, which relates to the technical field of illicium verum processing and comprises a support frame, a base is lapped on one side of the support frame, a hydraulic push rod is fixedly connected to the top of the base, and a support plate is fixedly connected to the top of the hydraulic push rod. According to the utility model, the servo motor is used for driving the gear II and the gear I to rotate so as to realize the rotation of the conical container, the tail end of the connecting pipe can be connected with the conical container after the conical container rotates so as to assist the introduction of ozone, and the vibration motor is used for driving the conical container and fresh fruits in the conical container to vibrate so as to change gaps among the fresh fruits; fresh fruits are in full contact with ozone, so that the service time of the ozone generator is shortened; the guide strip is moved at the top of the guide plate, one side of the limiting frame can be clamped with the conical container, the pressure release valve is installed on one side of the conical container, the air pressure in the conical container can be adjusted in time, and therefore the use safety of the conical container is guaranteed.

The utility model discloses a support frame for a transfer pipette, which comprises a support frame component main body, a support plate is arranged on the side surface of the support frame component main body, a threaded rod is inserted into the inner ring surface of the support plate in a limiting manner, and a nut is sleeved on the outer ring surface of the threaded rod in a limiting manner. A fixing block is fixedly connected to the surface of the side edge of the nut. According to the device, when a user needs to use and store a transfer pipette, the user enables a mounting plate to be close to a wall where the transfer pipette needs to be mounted, then the user needs to insert a self-tapping screw into a mounting opening, then the user needs to shift a limiting plate, and then the user can open a protective door along a hinge through an arranged grip; therefore, a user can pull the storage shell, and then the user can insert the arranged pipette main body into the storage opening formed in the storage plate, so that the user can use and store the pipette.

The invention relates to the technical field of ship assembly, in particular to a hull module guiding and positioning structure and method.The hull module guiding and positioning structure comprises a main hull and a deck module, a plurality of keel frames are arranged in the main hull, a plurality of structural beams are arranged in the deck module, and a plurality of positioning pieces are arranged between the keel frames and the structural beams; the positioning piece comprises a bearing column, a top column is fixedly installed at the top of the bearing column, a base plate is fixedly installed at the bottom of the bearing column, and side plate pieces are distributed on the outer portion of the base plate at equal intervals. The bearing columns and the jacking columns in the positioning pieces are firstly clamped into structural beams in the deck module, the deck module is directly hoisted through a floating crane ship and moves towards the main ship body till inner side plates of the positioning pieces are smoothly clamped to the main ship body, it is ensured that the modules are smoothly hoisted, the butt joint position accuracy between the modules is improved, and after it is ensured that the joints of all the modules are aligned, the modules can be conveniently assembled. And the side plates below the base plates are cut off, and the modules are welded together by using a welding process, so that the firmness of the structure is ensured.

This utility model relates to the field of corrugated cardboard box technology and discloses a rotary corrugated cardboard box sealing and forming machine, including a processing table. A supporting base is fixedly connected to the upper surface of the processing table. This utility model drives a follower plate to rotate by a motor. A slide rod slides along a circular groove on the surface of the supporting base, which plays a supporting and guiding role. The rotation of the follower plate drives the upper placement plate and the cardboard fixed by the negative pressure suction cup to rotate, so that each side of the cardboard is sequentially coated and formed by the glue coating device body and the forming lifting plate. This realizes the sequential processing and forming of each panel of the cardboard box, which greatly improves the production efficiency. Compared with the traditional method of processing different sides of the cardboard box with multiple devices, it reduces the equipment use and adjustment time in the production process and avoids the high cost and the risk of errors and production interruptions that may occur when using multiple independent devices to form different sides of the cardboard box.

The invention provides a lithium ion battery electrical performance acquisition method and system, a product and a storage medium, and relates to the technical field of battery data processing. Marking the microscopic data according to the conventional data at the same time to generate marked data, the marked data comprising the microscopic data and a corresponding marked file, the marked file comprising a target category and bounding box coordinates, the target category being determined when a certain kind of data in the conventional data falls into a corresponding sub-range, and the bounding box coordinates being determined when the certain kind of data falls into the corresponding sub-range; continuous conventional data is discretized, so that the change of the microstructure can be associated with a specific performance index range, the change of a specific region in the battery can be directly associated with an external performance index, and the model can learn the relationship between the performance index and the microstructure; internal changes of a single battery sample can be continuously monitored throughout the aging period without interrupting the test process or using multiple samples. Not only is the demand for a plurality of battery samples reduced, but also time and resource consumption is reduced.

The present application discloses a method for erasing printing information of a YMC ribbon, a printing device and related equipment. The method comprises the following steps: after completing the printing of portrait data using a whole roll of YMC ribbon, rotating and resetting the whole roll of YMC ribbon having a plurality of ribbon areas with residual portrait information, determining face information from the portrait information for each ribbon area in the YMC ribbon, and erasing and printing the face information. The present application can complete the destruction of the YMC ribbon without increasing the investment in destruction equipment, thereby effectively avoiding the leakage of user information. Moreover, the present application only performs erasing and printing on the face information in the identified face area, thereby effectively avoiding the leakage of user personal information, further improving the efficiency of erasing and printing, and reducing the use time of the print head during the erasing and printing process, thereby extending the service life of the print head.

The invention discloses a sintering device and method for battery material production, the device comprises a hydrogen injection module, the hydrogen injection module is arranged in a heat preservation stage of a tunnel type sintering furnace, the hydrogen injection module comprises an isolation cover plate, a gas injection opening is formed in the middle of the isolation cover plate, and multiple sets of isolation assemblies are arranged at the two ends of the isolation cover plate; the isolation assembly comprises an air inlet pipe and an exhaust pipe. The blown-out high-temperature hydrogen gas flow is utilized to form isolation gas walls at the two ends of the isolation cover plate, an isolation container is formed in cooperation with use of the isolation cover plate to block external inert gas, the inert gas wraps the isolation container to guarantee use safety, high-temperature hydrogen is injected from the gas injection opening, and the hydrogen concentration in the isolation cover plate is 80% or above. More active molecules can be provided in the heat preservation stage to accelerate the reduction reaction of the battery material, so that the production efficiency and the performance of the battery material are improved.

The present invention allows different batches of battery packs to be mixed and used through the power replenishment function between household energy storage battery packs, without being affected by the difference in power, thereby avoiding a reduction in the use time of household energy storage batteries; the battery is replenished by the charger, and at the end of charging and discharging, and during the charging balance period, when certain conditions are met, such as excessive pressure difference or abnormal voltage, the balancing strategy will be activated, and the charger will adjust the current to achieve battery power balance. The balancing will automatically stop when the stop conditions are met, such as when the voltage returns to normal or the pressure difference is reduced to a certain range. In addition, if the total voltage of the household energy storage battery pack is too high, the voltage is too high, the balancing time is too long, or the charging and discharging relays or chargers fail, the balancing will also stop to ensure the safety and stability of the battery system; at the same time, the analysis and correction module is set to analyze and correct the faults encountered during the balancing process.

This utility model discloses a soil remediation and improvement device for landscaping, relating to the field of soil remediation technology. It includes a trolley comprising a lower support and an upper support arranged parallel to each other, with a hydraulic telescopic rod installed between the lower and upper supports. A synchronous remediation mechanism is fixedly installed on one side of the upper support. The synchronous remediation mechanism includes: a tilling component, located on one side of the upper support, used for tilling the soil to be remediated; a spreading component, located on the side of the tilling component away from the upper support, used for shaking and spreading soil remediation agent; and a transmission component, located at the front end of the tilling and spreading components, so that the driving force of the tilling component is transmitted to the spreading component through the transmission component. This solves the problem that existing soil remediation and improvement devices have relatively limited functions, only able to till the soil to improve soil structure, but unable to simultaneously adjust soil fertility or treat pollutants in the soil.

The utility model relates to the technical field of electrical connectors, in particular to a split type plug connector, which comprises a plug connector shell sub-end and a plug connector shell female end, the plug connector shell female end is plugged in the plug connector shell sub-end, a plug locking accessory is arranged in the plug connector shell female end, and the plug connector shell sub-end is connected with the plug connector shell female end. The plug connector shell female end is locked on the plug connector shell sub-end through the plug locking accessory, an elastic pressure applying assembly is arranged in the plug connector shell female end, and the plug connector shell female end is connected with the plug locking accessory through the elastic pressure applying assembly; through the arrangement of the plug-in locking accessory, the purpose of self-locking the plug-in connector shell sub-end and the plug-in connector shell female end can be achieved, and the plug-in connector shell female end is prevented from being loosened from the plug-in connector shell sub-end.

The utility model relates to the technical field of extraction and purification, in particular to a 16-hole extraction and purification magnetic frame which comprises an upper shell, a transparent support is mounted at the top end of the upper shell, and 16 centrifugal tube mounting holes are formed in the surface of the transparent support; the bottom end of the upper shell is connected with a lower cover plate, eight magnet containing cavities are formed in the upper shell, and a set of magnet assembly is installed in each magnet containing cavity. According to the utility model, an experiment operator can directly observe whether the magnetic beads become clear or not through the transparent bracket without taking up the magnetic frame, so that the operation becomes simple; the elastic frame with elastic deformation is used for fixing the centrifugal tubes, so that the magnetic frame can be compatible with the centrifugal tubes produced by different manufacturers in the market; meanwhile, a plastic material is adopted for integral injection molding, so that the production efficiency is greatly improved, and the material cost is reduced; by adopting the magnet assembly, the adsorption time of the magnetic beads can be shortened, the service time is shortened, and the production efficiency is improved.

The invention discloses an intelligent auxiliary system for ocean structure installation, which consists of a data collection module, a module input module, a software processing module and a module output module, and is characterized in that various data are integrated and processed by a data acquisition server in the data collection module and then are transmitted to the module input module; a model is generated by a built-in program in software processing, and an installation rehearsal model is generated by model output; the data collection comprises an installation object, environment data, an installation ship state and installation equipment; the module input comprises a crane simulation system module, a VLS simulation system module, a tensioner and RHDS simulation system module, a ship dynamic positioning system module and an ROV underwater operation simulation system module; the software processing comprises the steps of confirming a model, determining physical simulation parameters, controlling a system module and a module UI (User Interface), dynamically simulating equipment control and debugging and testing hardware; and module output is subjected to module integration. According to the intelligent auxiliary system for ocean structure installation, the offshore installation cost is reduced.

The utility model discloses a detection device for hydraulic cylinder production, which comprises a detection table, a detection groove, a hydraulic cylinder, a position measuring plate and supporting legs, the detection groove is arranged at the top of the detection table, the hydraulic cylinder is fixedly connected to the left side of the bottom of the detection groove, the position measuring plate is arranged on the left side of the hydraulic cylinder, and the supporting legs are arranged on the detection groove. The supporting legs are fixedly connected to the four corners of the bottom of the detection table, mounting grooves are formed in the front side and the rear side of the top of the detection table, mounting holes are fixedly connected to the tops of the inner sides of the mounting grooves, protective frames are fixedly connected to the tops of the mounting holes through bolts, and protective covers are fixedly connected to the inner sides of the protective frames through shaft pins. The utility model solves the problems that hydraulic oil leaks or sprays due to high pressure generated by operation errors or equipment faults during the operation of a hydraulic system, and the equipment is not provided with a protective structure, so that the leaked hydraulic oil scalds and causes other injuries to operators, fire disasters are caused when open fire occurs, and the safety of the equipment is ensured. And the working efficiency of the equipment is influenced.

The present invention belongs to the technical field of farmland protection, and provides a farmland bird repeller based on wind energy, comprising a base, on which a plurality of groups of plug rods are fixedly installed, a pillar is fixedly installed on the base, a mounting box is arranged on the top of the pillar, a wind turbine is fixedly installed in the mounting box and blades are arranged on the wind turbine, the wind turbine is connected to a battery fixedly installed in the pillar, and the battery is connected to a controller fixedly installed in the pillar, so as to solve the technical problems that the prior art cannot cover the entire protection area and cannot drive away birds at a fixed point, resulting in increased consumption of electric energy and poor bird driving effect. The present invention detects the stop coordinates of the bird by a Doppler radar detector, and then drives away the bird by flashing the area with a spotlight, thereby realizing the detection of the bird landing point and the driving away of birds in a fixed area. The present invention can be widely used in the operation scenes of fixed-point driving away.