45results about How to "Achieve preservation" patented technology

The invention discloses a data processing method and device, equipment and a medium, and relates to the technical field of storage. A part of space is divided from a reserved space of the solid state disk to serve as a space for storing historical data, and then a mapping table at least recording a logic address, a physical address of latest data corresponding to the logic address and a physical address of sub-new data is stored in a memory of the solid state disk. Therefore, after the solid state disk obtains the historical data reading information issued by the host, the physical address corresponding to the historical data can be firstly obtained from the first mapping table, and then the historical data can be obtained from the first space according to the obtained physical address. In the abnormal power-down scene, the historical data can still be recovered from the mapping table, so that the historical data can be obtained, and the integrity of the data is guaranteed; and data protection is directly carried out in the solid state disk, and an additional disk for data redundancy backup is not needed, so that the cost during data protection is reduced.

The invention belongs to the technical field of seepage tests, and relates to a seepage test device and method for a concrete and bedrock cementation surface under a seepage corrosion condition, the device comprises axial loading devices, a water sealing device is arranged between the axial loading devices, a sample is arranged in the water sealing device, a tensile stress loading device is arranged on the side surface of the sample, and the tensile stress loading device is arranged on the side surface of the sample. The upper end and the lower end of the water sealing device are connected with a water seepage measuring system through water pipes, the water seepage measuring system is connected with a seepage water pressure loading device, and the seepage water pressure loading device, the tensile stress loading device and the axial loading device are electrically connected with the upper computer; the permeation water pressure loading device accurately controls water pressure and can provide high and low water pressure loading environments, and the water sealing device solves the problems that a conventional cement-based material corrosion device cannot seal high water pressure and cannot develop permeation corrosion characteristics of a concrete-bedrock interface under the action of different hydraulic gradients.

The invention discloses a petroleum and petrochemical wastewater treatment system, which relates to the technical field of wastewater treatment and comprises an exclusive strain in-situ production device, a compact sludge separation device and a strain sludge loading device, a plurality of sludge cyclone pipes are arranged in the dense sludge separation device, and a sludge inlet, a light sludge outlet and a dense sludge outlet are formed in the dense sludge separation device; the strain sludge loading device is provided with an inlet and an outlet, and the inlet is respectively connected with a strain outlet and a compact sludge outlet of the exclusive strain in-situ production device through a strain conveying pipeline and a compact sludge conveying pipeline; and the system is arranged between sludge return pipes of the sedimentation tank and the biochemical tank. According to the invention, continuous propagation supply is carried out on domesticated specific exclusive strains, full agglomeration and mixing of the domesticated specific exclusive strains and dense sludge subjected to cyclone separation are ensured, the survival rate of the strains is ensured, and the degradation efficiency of pollutants is enhanced. Meanwhile, the improvement of sludge granularity and the enhancement of activity are promoted, the biological stability of microorganisms in a biochemical pool is enhanced, a mutualistic symbiotic virtuous cycle is formed, and the wastewater treatment efficiency is improved.

The invention relates to the technical field of automobiles, in particular to an automobile data recorder video processing method and device, electronic equipment and a target vehicle. The method comprises a video acquisition module, a target identification module, a scene identification module, a terminal control module, a recording module, a playing module and the like. Wherein the sensor comprises a foresight camera and an all-round camera which are arranged on a front windshield. Obtaining target driving data corresponding to the target vehicle; analyzing the target driving data, and determining whether the target driving data meets a preset triggering condition or not; if the target driving data meets the preset triggering condition, determining a triggering moment meeting the preset triggering condition; and based on the triggering moment, extracting the target video clip from the automobile data recorder, storing the target video clip, and generating the video clip abstract, thereby solving the problem that the backtracking check of the key event is not efficient and convenient enough. And safer and more convenient driving recording experience is provided for a driver.

The invention provides an oat source composition, and belongs to the field of biology, the oat source composition comprises 10-50 parts by weight of a first water phase, 20-100 parts by weight of a second water phase, and 5-40 parts by weight of an oil phase, the first water phase comprises the following raw materials by weight: 0.1-10 parts by weight of oat protein, and 20-50 parts by weight of water; the second water phase comprises the following components in parts by weight: 0.1-5 parts of an antioxidant and 20-50 parts of water, and the oil phase comprises the following components in parts by weight: 0.1-20 parts of a benzoquinone fat-soluble compound and 10-50 parts of compound grease; the preparation method comprises the following steps: S1, adding a first water phase into an oil phase, stirring until the system is uniform, and keeping the temperature at 30-60 DEG C for 0.5-6 hours, so as to obtain an oat protein microemulsion; and S2, adding the oat protein microemulsion into the second water phase, and carrying out homogenization treatment to obtain the oat source composition. The first water phase, the second water phase and the oil phase are utilized to form the microemulsion, the oat protein is arranged in the first water phase on the innermost layer, and the preservation of the oat protein is realized by utilizing the isolation property of the microemulsion.

The present invention belongs to the technical field of oil and gas exploration and seismic data processing, and provides a method and system for denoising seismic data based on a compressed excitation ResUnet network with spectral normalization. The instability problem and the problem of processing detailed information in the training of the traditional ResUnet network are solved, and the signal-to-noise ratio of seismic data denoising is effectively improved. The system includes an acquisition module, a network generation module, a training module and a denoising module. Seismic records are generated by forward numerical simulation based on wave equations, and a training data set with random noise added is constructed. The network structure includes an encoder and a decoder, wherein the encoder includes a residual module and a compressed excitation module, as well as a spectral normalization layer to enhance the stability and generalization ability of the network. The compressed excitation module enhances key features and suppresses noise by weighting the features of different channels. The present invention can effectively process complex noise, retain more details of the original data, and improve denoising performance.

The utility model relates to the technical field of Bluetooth earphones, in particular to a Bluetooth earphone convenient to wear, which comprises a main body mechanism, an anti-loss mechanism and a protection mechanism, and an earplug mounting groove, a movable connecting block and an earplug body are arranged through the main body mechanism, so that the Bluetooth earphone can be conveniently worn according to ear canal curve angles of different users when in use. And the earplug body is placed in the ear canal, so that the problem that the conventional earplug which is installed at a fixed angle is not suitable when being used is avoided, and the wearing comfort of the Bluetooth earphone is improved. Through an earplug silica gel sleeve, a silica gel gasket and an ear hook silica gel sleeve which are arranged on the protection mechanism, the Bluetooth earphone better fits the skin and is softer and more comfortable when worn, inconvenience caused by the fact that the skin is abraded by a hard material is avoided, and the practicability and the user experience of the Bluetooth earphone are further improved. And through a magnet mounting groove, a magnet block and an anti-lost hanging hole arranged on the anti-lost mechanism, the storage or hanging effect of the left and right earphones is realized, and the loss risk is greatly reduced.

The invention provides an automatic equipment software testing method and system. The automatic equipment software testing method comprises the following steps: acquiring a toolkit containing a hot pause parameter, an action mark and an associated action execution strategy; a test case containing test steps is called, action marks are added to the test steps, and expected values corresponding to the test steps are pre-configured in the test case; configuring a hot pause parameter of the test case, running the test case and obtaining a return value of the test step, when the return value does not accord with an expected value, judging that the test step has an error, and when the hot pause parameter is a first preset value, according to an action mark associated with the first preset value, determining that the test step has an action. And triggering the test case to enter hot pause according to an action execution strategy associated with the first preset value, and executing error checking and repairing logic. According to the method and the device, when the test steps of the test case have errors, the test case can be triggered to enter the hot pause and execute the error checking and repairing logic, so that the test steps with the errors are repaired.

The embodiment of the invention discloses a dynamically recognized picture and short video output method and device and a storage medium, and relates to the technical field of graph intelligent recognition in a specific scene, and the method comprises the steps: collecting image data from an input video stream in real time, carrying out the analysis and processing of the image data through employing a gray-scale binary difference method, and carrying out the recognition of a short video; obtaining an annotation target and a short video; the short video comprises the annotation target; in a non-real-time stage, carrying out deep analysis and identification on the labeled target by adopting a YOLO algorithm, and if the identification is successful, storing and outputting the labeled target and the short video; the labeling target is a static picture. By implementing the embodiment of the invention, the dynamic object can be identified and labeled, the target short video and the static picture are finally output, and the motion track and behavior of the target can be more comprehensively reflected, so that the accuracy and reliability of identification are improved.

This application relates to stable pharmaceutical compositions. The present invention provides stable pharmaceutical compositions containing (+)-11-[2-[2-[(diethylamino)methyl]-1-piperidinyl]acetyl]-5,11-dihydro-6H-pyrido[2,3-b][1,4]benzodiazepine-6-one or salts thereof, and stabilization methods for (+)-11-[2-[2-[(diethylamino)methyl]-1-piperidinyl]acetyl]-5,11-dihydro-6H-pyrido[2,3-b][1,4]benzodiazepine-6-one or salts thereof.

An oil-ice semi-solid phase coprecipitation process for synthesizing Prussian blue positive electrode materials belongs to the field of battery technology. The process is: completely dissolving an organic metal salt in an oil-based organic solvent with a density greater than that of water; completely dissolving a metal cyanate in water, and then freezing it into a plurality of ice cubes; wherein the amount of substance of the organic metal salt is the same as the amount of substance of the metal cyanate; adding a plurality of ice cubes to the oil-based solution at a certain time interval for a plurality of times until the two react completely; after the product is stored for a period of time, washing with a certain mass fraction of an organic solution soluble in water, centrifuging, and vacuum drying to obtain a Prussian blue positive electrode material. The Prussian blue positive electrode material provided by the present invention is prepared by an oil-ice coprecipitation synthesis method in a low-water environment, which is beneficial to reducing the crystal water content of the material. Compared with other synthesis processes, the positive electrode material provided by the present invention has very few defects, uniform particles, and excellent dispersion.

The present invention discloses a method for reconstructing and modeling archaeological cultural relics and managing data, specifically: using a three-dimensional scanner to scan the cultural relic model, during scanning, adjusting the rotation speed of the horizontal turntable according to the size of the cultural relic model, rotating the cultural relic model at a uniform speed for one circle, then turning the cultural relic model upside down and rotating it again for one circle to scan, and obtaining the completed three-dimensional scanning model data; importing the data measured by the three-dimensional scanner into a computer in real time, reconstructing the cultural relic data, obtaining a complete 3D model of the cultural relic, and generating 2D drawings required for the archaeological report according to the completed 3D model of the cultural relic; and systematically managing the archaeological excavation archives of the cultural relic model, the 3D model of the cultural relic and the 2D drawings. The present invention solves the defects of the prior art that long-term manual scanning is required and the data is unstable, and at the same time solves the problem of integrating and processing a large amount of cultural relic data.

The invention provides a packaging device for an ultraviolet light absorber finished product, and relates to the field of ultraviolet light absorbers. The packaging device for the ultraviolet light absorber finished product comprises a bottom shell and further comprises a rotary packaging assembly, a material containing assembly and a rotary discharging assembly, the rotary packaging assembly is installed on the bottom shell, and the material containing assembly is installed on the rotary packaging assembly. According to the packaging device for the ultraviolet light absorber finished product, long-time storage can be achieved through the arrangement of the containing assembly, the whole device can be freely transferred, the effect of smooth discharging can be achieved when a powdery ultraviolet light absorber is discharged through the arrangement of the rotary discharging assembly, and the packaging efficiency is improved through the arrangement of the rotary packaging assembly. A good shading effect can be achieved, the problem of failure of part of powder is avoided, the problem of illumination failure is avoided by arranging an end cover discharging device and a cover sealing device, and after cover sealing is completed, a material taking barrel rotates to an outlet, and a shading pad can be jacked open along with stretching of a telescopic pipe for taking out.

The application discloses a deep-sea in-situ microorganism culture and collection system, which comprises a microorganism automatic collecting device, a deep-sea in-situ microorganism culture chamber, a pipeline switching device and a microorganism enrichment and preservation device. The microorganism automatic collecting device is used for collecting seawater and culture mother liquor and conveying the seawater and the culture mother liquor to the deep-sea in-situ microorganism culture chamber respectively, and in-situ microorganism culture is carried out in the deep-sea in-situ microorganism culture chamber. The microorganism enrichment and preservation device comprises a plurality of microorganism enrichment filter discs, and the deep-sea in-situ microorganism culture chamber is connected with each microorganism enrichment filter disc through the pipeline switching device. Through control of the pipeline switching device, the deep-sea in-situ microorganism culture chamber is switched and connected to different microorganism enrichment filter discs at different culture times, and microorganism samples at different culture times are collected by each microorganism enrichment filter disc, so that the deep-sea in-situ microorganism culture, regular sampling, preservation and detection are realized.

The embodiment of the invention provides a task creation method and device, electronic equipment and a storage medium. The method comprises the steps that a task creation page is displayed after a task creation control is triggered in a task display page, the task creation page comprises a task progress area and a task editing area, the task progress area indicates to-be-edited sub-tasks in multiple sub-tasks, and the multiple sub-tasks are obtained after task division is conducted on a target task; in response to an editing completion operation in the task editing area, storing edited contents in the task editing area, indicating a next to-be-edited sub-task in the task progress area, and displaying an editing option of the next to-be-edited sub-task in the task editing area, and in response to a creation completion operation in the task editing area, displaying the target task in the task display page. The accuracy of the filled content during target task creation is improved while the target task creation efficiency is improved.

The application relates to a multi-turn bus magnetic encoder battery power saving device and method. The device part mainly comprises a bipolar latching type magnetic switch sensor group, a low-pass filter circuit and a main control chip MCU; wherein: the bipolar latching type magnetic switch sensor group comprises two bipolar latching type magnetic switch sensors arranged in 90-degree orthogonality, the output ends of the two bipolar latching type magnetic switch sensors are respectively connected with a low-pass filter circuit, the two low-pass filter circuits are respectively connected with different LPTIMER input pins of the main control chip MCU, and the two low-pass filter circuits are also respectively connected with different wake-up pins of the main control chip MCU; the main control chip MCU is triggered to work through standby mode and a wake-up signal in a battery power supply mode, and executes an orthogonal signal anti-interference decoding process to save multi-turn counting data. The application can reduce overall power consumption and prolong the service life of the battery without increasing hardware cost.

This invention relates to an automatic pallet stacking device, comprising symmetrically arranged support plates, conveying components for conveying pallets symmetrically arranged on opposite sides of the two support plates, a separating component for controlling the spacing between the pallets between the two conveying components, a collecting component for collecting pallets on one side of each conveying component, and a counting component for counting pallets between the conveying component and the collecting component. This invention solves the problems of existing pallet stacking methods where pallets are dropped one by one onto the ground during production, requiring manual sorting and counting, which incurs significant time and labor costs, resulting in low production efficiency. Furthermore, the pallets often overlap during conveying, causing conveying chaos and further impacting production efficiency.

The utility model discloses equipment with plane aided design, which comprises a placing bottom box, a supporting cover plate is hinged to the side edge of the placing bottom box, the placing bottom box comprises a bottom box body, one side of the bottom box body is fixedly connected with a handle, two ends in the bottom box body are fixedly connected with limiting plates, and the limiting plates are fixedly connected with the supporting cover plate. The adjacent side edges of the two limiting plates are fixedly connected with a plurality of extrusion assemblies, and supporting rods are rotationally installed on the sides, close to the handle, of the two ends in the bottom box body. According to the scheme, multi-angle adjustment during plane design is achieved by clamping in the hole site and adjusting the working angle of the drawing, the drawing is flatly laid between the vertical baffle and the transverse baffle, one end of the drawing is pressed by the fixing strip by rotating the adjusting knob on the back of the supporting plate, and the stability of the drawing is improved; the drawing is placed in the bottom box body, and the extrusion assembly is used for pressing the drawing, so that the situation that the drawing shakes in the bottom box body and is scattered is prevented, and storage and preservation of the drawing are achieved.

One or more embodiments of the present application provide a data processing method, apparatus, computing device and medium. The present application divides a part of the area from the physical memory area in advance as the target memory area, so that when the kernel of the operating system crashes, the first data in the first register of the virtual machine can be written into the KVM module, and the second data in the second register of the virtual machine and the CPU of the virtual machine can be written into the VMCS module, so as to obtain the first data and the target pointer pointing to the address of the VMCS module for storing the second data from the KVM module, so as to copy the second data from the VMCS module pointed to by the target pointer to the preset storage area based on the target pointer, and then obtain the second data from the preset storage area, so as to store the first data and the second data in the target memory area, so as to save the CPU state and kernel state of the virtual machine in the case of the kernel crash of the operating system.

The invention provides a multi-point tandem type slope displacement automatic monitoring device and method, and relates to the technical field of displacement measurement, inclination angle measuring units are connected in series through hinges and placed in a guide rail pipe, and the top ends of the inclination angle measuring units are suspended at orifices through orifice supports; the guide rail pipe is installed in the soil body measuring hole and serves as a moving track of the inclination angle measuring unit. The gravity type telescopic deformation meter is hinged with the inclination angle measuring unit at the lowest end; the RS485 data interaction module receives data at the orifice; the observation station radio station controls a plurality of RS485 data interaction modules in one area in a wireless mode; the PC end monitoring system receives angle data of each station radio station and converts the angle data into displacement in real time. In the invention, a plurality of inclination angle measuring units are connected in series, and a data interaction module identifies each measuring unit and sends an instruction and receives data to the measuring units; the monitoring efficiency is improved through synchronous receiving of data of multiple measuring points and real-time curve generation, and the method can be widely applied to slope rock mass instability process monitoring.

The utility model belongs to the field of spectrum detection, and particularly relates to a spectrum detection system based on an unmanned aerial vehicle platform. The unmanned rotorcraft is adopted as a platform, the damping support is fixed below the unmanned rotorcraft through the mounting support, the host is fixed above the unmanned rotorcraft, and when the unmanned rotorcraft is used, the probe module can rotate in the horizontal direction and the vertical direction through the first holder and the second holder; the stability of image acquisition of the probe module in the flight process of the unmanned aerial vehicle is kept, and accurate monitoring of the system on the target is realized; different heights or scene targets can be better tested; meanwhile, the display can observe data acquisition states and acquisition results in real time, information intercommunication of an interactive interface is realized, and each state can be observed; and setting, modification, storage and application of parameters are realized.

The present invention provides a method for preserving gastric juice or extracellular vesicles in gastric juice, the method comprising diluting the gastric juice, adjusting the pH to 6-8, and storing the gastric juice at -90°C to -70°C after quick freezing with liquid nitrogen. The method can achieve long-term preservation of gastric juice or extracellular vesicles in gastric juice, and the extracellular vesicles in gastric juice can still maintain the quantity and shape integrity when the preservation time exceeds 1 month, thereby effectively preventing the degradation of the extracellular vesicles in gastric juice.

The invention relates to the technical field of power systems, and discloses a load management statistical analysis method based on a data cloud platform, computer equipment and a storage medium, and the method comprises the steps: employing a Python technology, automatically obtaining data from a marketing system and a metering system, and forming a load management order table; setting query field information of the load management order table and executing an SQL query statement, and screening data of which the service type is not matched with the service state; and storing the screened data in an excle by adopting a pandas library. According to the method, the statistical data is automatically acquired and analyzed by using the Python technology, and screening, storage and visual display of the service type and service state mismatched data can be realized, so that the compiling efficiency of the load management sequence table is improved, the real-time performance and accuracy of user information are ensured, and the user experience is improved. And the flexible response capability to special conditions is enhanced, and the readability and understandability of the result are improved.

The utility model discloses a toy packaging box capable of being opened by a flip cover, which comprises a lower box provided with a storage cavity, a display layer detachably arranged on the top of the storage cavity, and observation grooves respectively arranged on two sides of the display layer and communicated with the storage cavity; one side of the rotating part is fixedly connected to the display layer, semi-LOGO areas are movably arranged on the two sides of the rotating part respectively, the two sides of the rotating part are connected with the starting ends of the sealing strips respectively, the tail ends of the sealing strips are fixedly connected to the tail ends of the observation grooves, and the sealing strips are consistent with the observation grooves in appearance; the upper cover is hinged to one side of the top of the lower box, the bottom of the upper cover is connected with the top end of the connecting rod, and the bottom end of the connecting rod is connected with the rotating piece. Compared with a traditional flip box, the flip box has the advantages that the flip action is associated with the toy through the simple rotating piece, the semi-LOGO areas on the two sides can be combined into a complete LOGO area through the rotating piece in the flip process, and the interestingness of packaging and the interactivity between the packaging and the toy are improved.

The present disclosure relates to the field of data processing technology, and specifically to a distributed log data processing method, a distributed log data processing device, a distributed log data processing system, a storage medium, and a computer system. The method comprises: receiving a compliance check log of a microservice container; wherein the compliance check log comprises a business data identifier; merging the associated compliance check logs according to the business data identifier to obtain a merged log; checking the merged log according to a first inspection rule for verifying the main business logic; when there is an abnormality in the inspection result of the merged log, sending a log extraction instruction to the corresponding microservice container according to the business data identifier, so as to obtain the complete microservice log corresponding to the compliance check log. The present disclosure can save log data in abnormal situations and reduce the difficulty of finding log data.

The present application provides a data acquisition method, device, equipment and storage medium, which relate to the field of data acquisition technology. The method includes: obtaining the inspection data sent by the inspection equipment; determining the equipment type of the inspection equipment according to the inspection data; according to the equipment type, using the data acquisition method corresponding to the equipment type, collecting the inspection data and determining the data acquisition result; storing the inspection data and the data acquisition result in a preset database. Compared with the prior art, it avoids the problem of configuring different communication interfaces for different types of equipment, which results in inconsistent data formats and more complicated subsequent processing.

The invention discloses a safe head-up display method and system for a recorder, and relates to the field of intelligent driving assistance. The method comprises the following steps: collecting a real-time scene picture and GPS positioning data, and constructing an initial state set; performing physical identification on the initial state set to construct an image information set, and establishing a multi-dimensional data set in combination with the GPS positioning data and the image information set; performing data analysis on the multi-dimensional data set by using an algorithm, judging a driving state, and generating a driving state set; generating real-time feedback information according to the driving state set; an operation instruction state is collected, and instruction information is generated; and the instruction operation module is used for executing user operation according to the instruction information, and locking or photographing video segments recorded by the camera. According to the method and the system, multi-scene driving safety protection is realized, and the accuracy of driving early warning and the reliability of accident evidence collection are greatly improved.

The application discloses an ultrahigh sensitive Love wave surface acoustic wave immunosensor based on a double-antibody sandwich method of DMSN@AuNPs and gold staining solution. The immunoelectrode coated with a good capture antibody and non-specifically blocked can specifically capture an antigen to be measured, and then a DMSN@AuNPs@ detection antibody is combined with a gold staining solution to realize signal amplification, and real-time quantitative detection is realized by calculating the phase change of the sensor. The DMSN loaded with a large amount of AuNPs by utilizing the advantages of rich channels, large specific surface area, uniform particle size, easy functionalization and adjustable structure can greatly improve the signal amplification effect of gold staining, and greatly reduce the linear range and detection lower limit of the Love wave surface acoustic wave sensor for detecting antigens based on the traditional colloidal gold combined with the gold staining solution. The sensor and the nanomaterials can be mass-produced and long-term stored, and have a good application prospect.

The invention relates to the field of steering controllers, in particular to an automobile electric power steering electronic controller which comprises a power steering controller body, the power steering controller body comprises a shell, an upper layer circuit board is arranged on the upper portion in the shell, and a lower layer circuit board is arranged at the bottom of the upper layer circuit board. A control chip is installed at the top of the upper circuit board, an electronic element set is installed at the bottom of the lower circuit board, the two sides of the upper circuit board and the two sides of the lower circuit board are fixedly connected through supporting frames, openings are formed in the middles of the supporting frames, and connecting modules are installed in the middles of one sides of the upper circuit board and the lower circuit board. According to the invention, the control chip is separated from the other electronic component groups, so that heat generated when the control chip and the other electronic component groups work can be dissipated separately, the heat generated when the control chip and the other electronic component groups work cannot be accumulated and superposed, and mutual influence of the control chip and the other electronic component groups can be effectively avoided.

The invention relates to the technical field of flood-proof systems, in particular to an urban rail transit underground station integrated protection flood-proof system which comprises a floor board, one end of the floor board is connected with a water baffle, and a strip-shaped inserting groove is formed in the floor board; the fixing rod is arranged in a hollow mode, the fixing rod is pre-buried in the soil body, the lower end of the fixing rod is connected with a pre-buried box body, and an inner cavity of the fixing rod communicates with an inner cavity of the pre-buried box body; the locking rods are arranged in the fixing rods in a penetrating mode, the upper ends of the locking rods are vertically connected with pressing rods, the lower ends of the locking rods are connected with balance weight units, the balance weight units are located in the inner cavity of the embedded box body, and the pressing rods penetrate through the strip-shaped inserting grooves and then horizontally rotate to abut against the top wall of the floor board; the device has the advantages that a containing space can be provided for the locking rod and the balance weight unit through the fixing rod and the pre-buried box body, horizontal displacement control and overturning control over the floor can be achieved through cooperation of the locking rod and the pressing rod, then the position stability of the water baffle is guaranteed, and the rainwater interception reliability is guaranteed.