121results about How to "Good warning" patented technology

The invention relates to a mixed transportation pipeline hydrate blockage risk grading method which comprises the following steps: determining the height of a sedimentary bed layer in a pipeline based on the hydrate generation deposition amount in the pipeline, and determining a hydrate blockage risk area and grade in the pipeline through an established hydrate blockage area judgment criterion. And finally, the hydrate blockage risk grading method in the mixed transportation pipeline is formed. According to the method, the risk of pipeline blockage can be comprehensively evaluated, the design optimization work of a pipeline transportation system is guided, and the method has important significance on hydrate flow safety guarantee.

The invention relates to the technical field of highway slope geological disaster management, and discloses a risk zoning and early warning method for mountain highway slope geological disasters, comprising the following steps: step 1, obtaining the slope geological data of the mountain highway through a network connection to form a geological data set; step 2, obtaining the real-time meteorological data of the mountain highway through a network connection to a big data platform to form a meteorological data set; step 3, obtaining the real-time video data of the mountain highway through a network connection to a monitoring device to form a monitoring data set; step 4, analyzing and generating risk scores and average scores according to the geological data set, dividing the geological disaster risk levels of all road sections from high to low, and comprehensively evaluating the disaster risk more accurately; step 5, identifying the video data set through image recognition technology, judging whether the mountain highway slope has geological disasters, and generating a corresponding disaster area, and then generating an early warning report or an alarm report in combination with the meteorological data set, so that the prevention and control capability is strong and the early warning effect is good.

The utility model discloses a gas cylinder anti-toppling frame in the technical field of gas cylinder anti-toppling frames, which comprises a supporting bottom plate, vertical rods are mounted at four corners of the top of the supporting bottom plate, moving components are mounted at the bottom ends of two groups of vertical rods positioned at the rear end, and an arc-shaped supporting vertical plate is fixedly mounted at the top of the supporting bottom plate. Clamping assemblies are rotationally connected to the two sides of the arc-shaped supporting vertical plate, multiple sets of supporting plates are welded between the two sets of vertical rods located on the same side, a switch assembly for controlling the two sets of clamping assemblies to rotate is installed between the supporting plates on the two sides, and each clamping assembly comprises multiple sets of clamping plates rotationally connected with the side face of the supporting vertical plate; the gas cylinder fixing support solves the problems that an existing gas cylinder is not provided with a special fixing support in the using process, the gas cylinder is prone to being pulled down or knocked down, the gas cylinder is inconvenient to carry and transfer according to using of workers, and people cannot use the gas cylinder conveniently.

This invention discloses a novel, easy-to-use battery top cover structure, comprising: a substrate with terminals at both ends on its inner side, the terminals having injection-molded edging on their outer surfaces; a brake frame disposed on the lower surface of the substrate; an explosion-proof valve plate fixed inside a pressure relief hole in the middle of the inner side of the substrate, the brake frame having a protective mesh plate corresponding to the explosion-proof valve plate on its inner side; and a patch disposed on the upper surface of the substrate to cover the explosion-proof valve plate. This invention, by incorporating terminals, an insulating pad, a second conductive sheet, a first conductive sheet, an adjusting block, and a fixing seat, allows for timely detection of the explosion-proof valve plate before it breaks, facilitating early warning and manual maintenance, thus improving the convenience of repair. By incorporating a limit ring, a ceramic washer, and a connecting ring block, this device significantly improves the contact effect between the terminals and the sealing ring during installation, ensuring a secure seal around the terminals during long-term use.

The present invention relates to the field of intelligent driving technology, and specifically to a data safety warning system and application method for an intelligent networked vehicle, including: obtaining a driving path curve and a predicted driving curve of a target driver; screening the driving path curve to obtain a matching driving curve; classifying the matching driving curve to obtain a conventional behavior class and a special behavior class; obtaining a reaction time coefficient of the target driver according to the amount of data contained in the conventional behavior class and the special behavior class and the length of the data distribution; obtaining an adjustment coefficient of the target driver according to the amount of data contained in the conventional behavior class and the shape distribution, combined with the difference distribution between the predicted driving curve and the matching driving curve in the conventional behavior class; adjusting the predicted driving curve, comparing the adjusted result with the driving path of a normal situation, and providing a safety warning to the target driver. The present invention can effectively characterize the predicted driving situation of the driver, and has a better warning effect on the driver.

The invention relates to the technical field of cable installation, and discloses a high-rise building installation cable releasing device, which comprises a first fixing plate, a second fixing plate, a walking mechanism and a guide mechanism, one end of the first fixing plate and one end of the second fixing plate are fixedly connected with an installation plate, the top of the first fixing plate is rotatably connected with a cable coil, and the cable coil is rotatably connected with the top of the second fixing plate. A cable body is wound on the outer wall of the cable roll, the other end of the cable body is clamped on the walking mechanism, a first winch is fixedly connected to the top of the first fixing plate, a first traction rope is wound on a winding drum of the first winch, and the other end of the first traction rope is fixedly connected with the walking mechanism. According to the cable laying device, the walking mechanism is driven to move through unwinding of the first winch, winding of the second winch and pulling of the first pulling rope and the second pulling rope, so that the cable body is driven to move, laying of the cable body is achieved, and the efficiency is high.

The utility model discloses an aviation obstruction light assembly structure, which relates to the technical field of aviation obstruction lights and comprises a narrow-beam spotlight assembly, a light guide assembly is arranged above the narrow-beam spotlight assembly, a light-gathering adapter is arranged above the light guide assembly, a light-isolating tube is arranged above the light-gathering adapter, and the light-isolating tube is arranged above the narrow-beam spotlight assembly. A light guide crystal assembly is arranged above the light insulation pipe, the light guide assembly is arranged through light guide fibers and a light guide pipe, the light guide crystal assembly is arranged through refraction light guide crystals, the condensation conversion head is made into a condensation assembly through light guide materials, and the narrow beam spotlight assembly is formed by combining condensation spotlights. The light guide crystal assembly adopts the refraction light guide crystal, the light condensation conversion head is made into the light condensation assembly through the light guide material, and the light condensation conversion head is convenient to install on high and large obstacles, small in light attenuation, high in brightness and good in warning effect.

The present invention relates to the field of building construction technology, and specifically refers to an ultra-large intelligent tower crane and a construction method. A wind field environment monitoring unit is used to collect wind field information and tower crane status information under the working environment of the tower crane; a slant-stayed and slanted-hanging monitoring unit is used to identify the position of the tower crane hook so as to obtain the slant-stayed and slanted-hanging angles of the tower crane hook; a dynamic sensing unit for the safe operation area is used to obtain the relative positions of the boom, the hoisted object, and the construction personnel in the tower crane operation area; a group tower anti-collision unit is used to obtain the position deviation between the current tower crane and the surrounding tower cranes; a hoisting auxiliary guidance unit is used to collect the hoisting object position coordinates, the target position coordinates, and the tower body position coordinates; a sling is connected to the tower crane hook; and a control unit receives the parameter information collected by the above units and performs data processing. The tower crane of the present invention has multiple functions, can greatly improve the safety of tower crane operation and construction, and has extremely high efficiency in safe operation.

The invention discloses a rectifier data processing system and a processing method thereof, which relate to the technical field of rectifiers, and include the following modules: a state monitoring module, which obtains the input voltage of a rectifier, the output current of the rectifier, and the power factor of the rectifier, and obtains a state coefficient through the input voltage, output current and power factor of the rectifier; a rectifier early warning module, which combines the state coefficient and the stability coefficient to obtain a prediction coefficient, and accurately predicts the future working state of the rectifier by combining external influencing factors and internal working factors of the rectifier, and then judges whether to turn on the early warning alarm to remind management personnel through the prediction coefficient and the prediction coefficient preset threshold, so as to facilitate early warning feedback to the management personnel according to the prediction result, and further facilitates early warning before the rectifier stops working, so as to provide sufficient response time for operators to replace and repair the rectifier.

The utility model discloses a noctilucent warning heat preservation sleeve which comprises a heat preservation sleeve assembly, an adjusting mechanism, an adjusting buckle and a warning assembly. An opening is formed in the heat preservation sleeve assembly. The adjusting mechanism comprises a first adjusting belt and a second adjusting belt, the first adjusting belt and the second adjusting belt are both installed on the outer wall of the heat preservation sleeve assembly, and the first adjusting belt and the second adjusting belt are located on the two sides of the opening respectively; the adjusting buckle is mounted on the first adjusting belt, and the second adjusting belt is detachably connected with the adjusting buckle; the warning assembly comprises a noctilucent warning strip and a reflective warning strip, and the noctilucent warning strip and the reflective warning strip are both installed on the outer wall of the heat preservation sleeve assembly. According to the utility model, an obvious warning effect can be provided at night or in an environment with insufficient light, and personnel can be helped to timely discover and avoid the thermal insulation sleeve and high-temperature equipment covered by the thermal insulation sleeve, so that the risk of collision and contact with the high-temperature equipment is greatly reduced, the movement direction of the personnel is prompted, safety incidents are prevented, and the safety performance is improved.

The present invention relates to the technical field of overhead line obstacle balls, and specifically to a rotatable obstacle ball, including a reflective sphere, a lighting device, a power supply device, a connecting rod, and a clamping device; the connecting rod includes a first connecting rod and a second connecting rod, the reflective sphere is respectively connected to the first connecting rod and the second connecting rod through a connecting shaft, the clamping device includes a first clamping device and a second clamping device, the first clamping device and the second clamping device are connected to a cable, the first connecting rod is provided with a lighting device, the light outlet of the lighting device is provided toward the reflective sphere, the power supply device is provided on the cable, and the power supply device is connected to the lighting device through a connecting line. The present invention is provided with a rotatable reflective sphere and a lighting device, and the lighting device lights up when working at night, so that the obstacle ball can also play a good warning role at night.

This utility model discloses a protective grounding device for construction sites, including a support base and a lead rod. The lead rod is internally installed in the support base and is movably connected to it. A nut is threaded onto the surface of the lead rod. Three sets of equally spaced linkage arms are arranged on the side wall of the nut. Each linkage arm has an upper movable shaft at its end near the nut, and the linkage arm is movably connected to the nut via the upper movable shaft. A connecting line is provided on the surface of the nut. Three sets of equally spaced support arms are arranged on the side wall of the support base. Each support arm has a pin at its end near the support base, and the support arm is movably connected to the support base via the pin. This utility model not only achieves convenient multi-position grounding connection to prevent grounding conductivity failure and facilitates warning and protection of the usage location, but also improves the grounding conductivity and safety of protection.

The invention discloses an electro-optic paint for a bicycle and a spraying process thereof, and particularly relates to the technical field of paints.The electro-optic paint comprises a backboard paint, a medium paint, a luminous paint and a transparent conductive paint which are sprayed in four layers. By controlling the construction conditions, the paint film is uniform and proper in thickness, so that the characteristics of uniform luminescence of the paint surface and bright lighting effect are achieved. Autonomous light emitting is achieved through the coating, a better warning effect can be provided for a vehicle body compared with a reflector or a flashing light, the weight of the vehicle body is effectively reduced under the same effect, and the vehicle is safer and more environmentally friendly.

The utility model provides an isolation fence for construction, which belongs to the field of construction isolation equipment and comprises a telescopic guardrail, reflective strips adhered to the front and rear surfaces of the telescopic guardrail, connecting plates arranged on two sides of the telescopic guardrail, fixing blocks arranged on the upper portions of the side surfaces of the connecting plates, portable handles arranged above the fixing blocks, and mobile power sources arranged on the lower surfaces of the fixing blocks. A fixing block is arranged on the telescopic guardrail, a lighting lamp is arranged on one side of the fixing block, a warning lamp is arranged on the other side of the fixing block, a positioning block is arranged at the bottom of the side face of the connecting plate, ground anchor connectors are arranged on the two sides of the positioning block, and ground anchor bolts are arranged in the ground anchor connectors. A storage box is opened, a ground anchor bolt and a tool are taken out to enable a positioning block to be fixedly connected with the ground, meanwhile, a lighting switch and a warning switch are turned on to lighten a lighting lamp and a warning lamp, and construction warning is conducted in cooperation with a reflective strip bonded to the telescopic guardrail.

The utility model relates to the technical field of building construction, and disclose a building construction is used pit guardrail, including net guardrail, the both sides of net guardrail are equipped with stand, the both sides of stand are equipped with the limit slot, the both sides of net guardrail are fixedly installed with the limit rod, the outer wall of limit rod is inserted in the inside of limit slot, the top of stand is screwed with the limit cap, the utility model discloses the limit slot of stand both sides and the limit rod cooperation of two net guardrail sides, can preliminarily limit two net guardrails in the both sides of stand, and through the setting of limit cap, can be screwed and installed in the top of stand, make the both lower pressure of limit cap bottom in the top of two net guardrails, be convenient for fast to the net guardrail of stand both sides and carry out the limit fixed, adopt this kind of mode to be convenient for to the net guardrail of stand both sides and carry out installation, thereby save the time of staff, improve installation efficiency.

The present application provides an elevator maintenance record analysis method and system. Applied to the field of elevator maintenance technology, it includes: determining elevator performance evaluation indicators and collecting corresponding data, and calculating the weights of elevator performance evaluation indicators based on the CRITIC method, calculating the weighted scores of elevator performance evaluation indicators according to the weights, and dividing the elevator maintenance levels; constructing an elevator performance evaluation model, calculating the elevator performance evaluation results, and calculating different levels of elevator maintenance guarantee frequencies according to the elevator performance evaluation results and the elevator maintenance levels; dividing the maintenance guarantee times according to the elevator maintenance guarantee frequencies, determining the normal maintenance times and the false maintenance times, and calculating the elevator abnormality ratio and the elevator abnormal operation rate, and judging the elevator abnormal maintenance. In this way, the present application can analyze and judge the false maintenance records generated during the elevator maintenance process, and improve the safety and reliability of elevator operation.

This invention discloses a multi-source similar sample-enhanced heat release intensity prediction method and system for cable tunnel fire risk early warning, belonging to the field of cable tunnel fire monitoring and safety early warning technology. The method includes: acquiring multi-source cable combustion heat release intensity data and a small amount of target cable sample data, and standardizing the data; training a time-series prediction model using source domain data to extract common features of the cable fire growth, peak, and decay stages; filtering similar source domain data based on target sample features, and constructing similar enhanced samples through window-level nearest neighbor retrieval and curve shape alignment; performing transfer fine-tuning of the prediction model based on the target samples, and determining the similar enhanced sample construction and model training parameters through parameter adaptive optimization; calling the trained model to perform multi-step prediction of the target cable fire heat release intensity, and outputting fire risk level and early warning information based on the prediction results. This invention can alleviate the prediction instability caused by insufficient target cable samples and differences across cable types, improving the reliability of cable tunnel fire development trend prediction and early warning.

The invention relates to the technical field of spaceflight launching monitoring, in particular to a spaceflight launching data online collecting and monitoring system and method supporting multiple protocols, and the monitoring system comprises a multi-protocol collecting module, an address configuration module, a data preprocessing module, a real-time historical library storage module and a process breakpoint monitoring module. The system is applied to data acquisition and monitoring of the spaceflight launching process, data in various control systems and monitoring systems of spaceflight launching can be acquired and monitored in real time, the problems of heterogeneous data acquisition fusion, storage, processing, calculation and monitoring are solved, overall data analysis and early warning of tasks are facilitated, and the data acquisition and monitoring efficiency is improved. Automatic starting and stopping of the whole process of the launching site are achieved, data support is provided for subsequent intelligent unattended operation of the whole launching site, and it is guaranteed that tasks are completed safely and reliably.

The invention discloses an artificial intelligence robot based on edge calculation, and relates to the technical field of artificial intelligence. The robot comprises a robot body, walking wheels used in cooperation are fixedly installed at the four corners of the bottom end of the robot body, a connecting holder is fixedly installed on one side of the top end of the robot body, and a patrol probe and a transparent outer cover used in cooperation are arranged at the end, away from the robot body, of the connecting holder; a water storage mechanism and a cleaning mechanism which are used in cooperation with the transparent outer cover are fixedly inserted into the upper end of the robot body, a limiting mechanism used in cooperation with the water storage mechanism is arranged at the end, away from the robot body, of the water storage mechanism, and a labeling mechanism used in cooperation with the robot body is fixedly installed at one end of the robot body; and through arrangement and use of a limiting mechanism, convenience is provided for limiting and fixing of a limiting clamping ring, and later-stage dismounting is facilitated, so that convenience is provided for replacement of a filtering disc, normal proceeding of rainwater filtering operation is guaranteed, and normal operation of a water storage mechanism is further guaranteed.

The utility model relates to the technical field of constructional engineering, in particular to a safety warning device for constructional engineering management, which comprises two supporting rods, a warning board is arranged between the two supporting rods, each supporting rod comprises an inner rod and a sleeve rod which is sleeved outside the inner rod and slides along the length direction of the inner rod, the limiting assembly limits the relative sliding distance between the sleeve rod and the inner rod, the limiting assembly comprises a first rack arranged in the sleeve rod, a second rack arranged on the inner rod and a bolt in threaded connection with the sleeve rod, the first rack is connected with the second rack in a meshed mode, and the free end of the bolt penetrates through the sleeve rod to be connected with the first rack through a bearing. The device is easy to operate, does not consume too much manpower during lifting, and can realize accurate control on the lifting height.

The utility model belongs to bicycle lighting technical field, specifically disclose a kind of bicycle safety tail light with radar monitoring and camera function.The utility model includes tail light body, the side of tail light body is equipped with monitoring component and warning component, monitoring component includes camera module and radar module, camera module and radar module are used to real-time monitoring bicycle rear road condition, warning component includes lampwick and COB light source, the side of tail light body is equipped with lens body, through radar module in monitoring component real-time acquisition rear 200m vehicle data and synchronous code table, let rider can perceive incoming car without turning back, avoid distraction and imbalance, and through camera module whole process record road condition, can provide evidence for accident and be used for sharing, simultaneously through warning component through 300LM highlight flickering light and high-transmittance lens, form wide-angle warning range at night or in bad weather, let rear vehicle clearly see rider, make it concentrate on riding, guarantee safety.

The utility model discloses an anti-collision device for safety management of hoisting equipment, which comprises a first arc-shaped seat and a transverse frame, and support columns are respectively and fixedly arranged on two sides of the bottom end of the transverse frame. When the anti-collision device for safety management of the hoisting equipment is installed and used, a first arc-shaped base can be attached to the left side of a supporting column, and then two sets of inserting blocks fixed to the left side of a second arc-shaped base are correspondingly inserted into inserting grooves downwards from the top ends of the inserting grooves; the first anti-collision soft cushion, the first arc-shaped seat, the second anti-collision soft cushion and the second arc-shaped seat can be rapidly installed outside the supporting column, outer cover anti-collision protection can be carried out on the outer portion of the supporting column in hoisting equipment, meanwhile, the first anti-collision soft cushion and the second anti-collision soft cushion are made of soft elastic sponge materials, certain buffering can be carried out when collision happens, and the anti-collision effect is good. And meanwhile, the anti-collision device and the hoisting equipment are subjected to anti-friction and anti-collision protection, so that the problem that the anti-collision device is inconvenient to carry out anti-collision protection on the exterior of the hoisting equipment is solved.

The utility model provides a construction warning device, belongs to the technical field of construction safety, and aims to improve the convenience and efficiency of field operation. The supporting and fixing mechanism is used for supporting and fixing the warning body and comprises a fixing assembly, and the fixing assembly is fixed to the ground; the fixing assembly comprises a fixing bottom plate and a fixing base plate, an extrusion plate; an elastic support body; one end of the pressing plate is fixed on the fixed bottom plate, and the other end of the pressing plate is fixed on the extrusion plate; one end of the limiting rod penetrates through the extrusion plate and abuts against the fixed bottom plate; and a fixing member. Wherein the fixing part sequentially penetrates through the extrusion plate, the fixing bottom plate and the ground so that the fixing assembly can be fixed to the ground, and the extrusion plate is arranged in a sliding range formed by the limiting rod and the elastic supporting body in a sliding mode. The warning device has the technical effects of strong warning effect and simplicity in operation.

The utility model relates to warning board technology, show a kind of portable road construction warning board, including warning surface, folding support, warning light and solar charging panel, folding support includes telescopic link and connecting piece, solar cell panel is installed in the upper portion of folding support by connecting piece, warning surface is installed on folding support below solar cell panel, warning surface surface is coated with high light reflection paint, warning light is installed in the upper portion of folding support by connecting piece, solar charging panel is electrically connected with warning light, flexible material surface is coated with high light reflection paint, cooperate LED warning light, even in night or bad weather also can provide good warning effect, be equipped with solar charging panel, can utilize solar energy for warning light power supply, need not external power supply, energy saving and environmental protection, adopt collapsible design, small, light in weight, it is convenient to carry and transport, it is suitable to use in various construction sites.

The present invention discloses a method and system for predicting short-term passenger flow at rail transit stations based on spatiotemporal characteristics, including: representing the topology of the subway network by graph, preprocessing historical passenger flow data to construct a passenger flow feature matrix; constructing a short-term passenger flow prediction model, using the passenger flow feature matrix and adjacency matrix of historical passenger flow data as model input; simultaneously processing the adjacency matrix and passenger flow data of each historical time interval through a Chebyshev network, obtaining the short-range and long-range spatial dependencies of station passenger flow, and generating passenger flow spatial features; importing passenger flow spatial features into a downsampled convolutional interactive learning neural network to learn passenger flow time features, forming a residual connection between passenger flow time features and passenger flow space features, and generating the final short-term passenger flow prediction output through a fully connected layer. The present invention provides a new and effective solution for short-term passenger flow prediction, and accurate short-term passenger flow prediction helps stations make adjustments and warnings in advance, reducing accidents in operation.

The utility model relates to the technical field of titanium alloy machining equipment, in particular to a feeding bin mistake-proofing device for titanium alloy production and a mistake-proofing feeding bin. The mistake proofing device comprises a recognition module, a control module, a locking module and a warning module, the locking module and the warning module are used for being arranged on a feeding bin, the locking module comprises a switch lock, the switch lock is used for locking a bin cover, and the recognition module and the warning module are both in communication connection with the control module. The recognition module is used for recognizing raw material information of raw materials needing to be fed and transmitting the raw material information to the control module, and the control module is used for controlling the warning module on the corresponding feeding bin to give an alarm according to the raw material information. In this way, during feeding, workers do not need to judge the feeding bins needing to be opened, it is guaranteed that the corresponding raw materials can be fed into the corresponding feeding bins, feeding of wrong bins is avoided, the quality of finished products is guaranteed, and production accidents are avoided.

The application discloses a traffic warning lamp, a traffic warning method and a vehicle. The traffic warning lamp comprises a base module comprising a main control unit; a lamp group module which is detachably connected with the base module and comprises a light source assembly and a light sensing unit which are connected with each other, the light sensing unit is arranged at the top of the lamp group module and is used for collecting ambient light intensity and adjusting the brightness of the light source assembly according to the ambient light intensity; when the base module and the lamp group module are combined, the main control unit is connected with the light source assembly, and the main control unit is used for sending a mode adjusting signal to the light source assembly to adjust the light mode of the light source assembly. The traffic warning lamp has the advantages that the modular design of the detachable lamp group module improves the portability and reusability of the traffic warning lamp, the self-adaptive brightness adjusting mechanism based on the light sensing unit ensures the warning effect under different environmental conditions, the mode adjusting function of the main control unit enriches the warning mode, the traffic warning lamp can realize more accurate, efficient and flexible traffic warning effect, and the road traffic safety is ensured.

The invention discloses a seawall overtopping height visual measurement and early warning method and a seawall overtopping height visual measurement and early warning device. The invention aims to provide a method and a matched device for measuring the continuous height of seawall overtopping waves in a non-contact manner by adopting a visual means and carrying out early warning on overtopping waves beyond warning. The system has the functions of seawall overtopping visual monitoring, spindrift height real-time calculation and breakwater overtopping judgment, and seawall submerging pre-alarm is achieved. The method comprises the following steps: S1, obtaining seawall height measurement data, and generating a virtual equal-height field plane; s2, carrying out seawall overtopping visual monitoring to obtain a spindrift coverage area; s3, combining the virtual equal-height field plane and the spindrift coverage area to calculate the spindrift height; and S4, triggering a seawall submerging pre-alarm when the height exceeds the warning spray height. According to the invention, the seawall safety can be evaluated in real time, the seawall safety pre-alarm is realized, the alarm accuracy is high, and the seawall emergency response system is helped to be perfected.

The utility model discloses a heat dissipation type high-power long-row signal lamp, which comprises a cover plate, a bottom plate, a lamp group and a control circuit board, a heat dissipation support is arranged on the bottom plate and on the inner side edge of the lamp group, a positioning cylinder is arranged on the heat dissipation support, and positioning blind holes corresponding to the positioning cylinder are arranged on the cover plate and the bottom plate. And the control circuit board is arranged on the inner surface of the cover plate through a cushioning rubber pad, so that water vapor soaking, vibration prevention and collision prevention are effectively prevented. Through positioning cooperation, assembly and production are simpler, disassembly and maintenance are more convenient, the cover plate and the bottom plate integrally wrap the lamp set, the external force resisting strength is enhanced, heat of the lamp set is rapidly conducted to the cover plate and the bottom plate through the heat dissipation support, the heat dissipation area is increased, the heat dissipation efficiency is remarkably improved, power improvement of the long-row signal lamp is powerfully guaranteed, and the service life of the long-row signal lamp is prolonged. The brightness of the lamp group can be properly increased, and the warning effect is more prominent.