1021results about How to "Guaranteed protective effect" patented technology

The invention belongs to the technical field of network security, and particularly relates to a network security protection system based on a firewall technology, which comprises an intelligent analysis module, a dynamic defense module, a firewall test module, a protection test evaluation module and a network security supervision end, according to the invention, the intelligent analysis module carries out deep analysis and intelligent analysis on the network flow by adopting deep learning and machine learning technologies, and the dynamic defense module dynamically adjusts the protection strategy of the firewall according to the detection analysis result of the intelligent analysis module, thereby achieving the precise recognition and quick response of the network threat. The firewall test module is used for testing the protection performance of the firewall, the protection test evaluation module is used for comprehensively evaluating the protection performance of the firewall based on various test results, and corresponding optimization and improvement measures are taken for the firewall when a protection performance early warning signal is generated, so that the network security is ensured; the management difficulty for network security protection is obviously reduced, and the intelligent degree is high.

The utility model discloses a kandelia candel seedling transplanting device, which belongs to the technical field of transplanters and comprises two groups of transplanting shovels and a support frame, the support frame comprises a connecting ring, two groups of fixing rods and a group of fixing pipes, the two groups of fixing rods and the group of fixing pipes are fixed on the connecting ring, and the fixing rods are positioned on two sides of the connecting ring. The transplanting shovels moving downwards are folded towards the middle through the inclined face of the fixing frame, kandelia candel seedlings in an original planting field can be conveniently shoveled and moved, then the squeezing plate is limited through the locking assembly, the squeezing plate is used for limiting the transplanting shovels, it is guaranteed that the seedlings and soil around the roots are protected through the two transplanting shovels, and the transplanting efficiency is improved. After a planting field is planted, only the supporting frame needs to be inserted into the soil, the supporting frame drives the transplanting shovel to be inserted into the soil again, the soil is extruded outwards to form a planting pit, the planting pit does not need to be prepared in advance, procedures are reduced, and the transplanting efficiency is improved.

The invention belongs to the technical field of lithium battery production, and particularly relates to a cylindrical battery pole end half film sleeving device which comprises a rack large plate, a feeding and discharging mechanism, a push rod mechanism for pushing a battery to a rotating platform, a transplanting mechanism for rotating and positioning the battery, a battery film sleeving mechanism, a battery discharging mechanism, a film sleeving mechanism support and a rotating support mechanism. According to the invention, after thermal shrinkage, the protection on the end face of the positive electrode is ensured, and the code spraying requirement is met; the use amount of materials is effectively saved, so that the production and purchase cost is reduced; the problem of non-uniform thermal shrinkage caused in the production process of the battery cell membrane is solved, and the customization requirement of a user for tagging on a steel shell or membrane can be met; safety protection of an effective physical level is provided for the junction sealing end of the positive electrode and the negative electrode of the battery, and the safety risk caused by short circuit due to collision under the condition that the formation and capacity grading end is electrified and transplanted is avoided; during steel shell code spraying, a code scanning gun reads and stores a code assigned on the sleeve film during use, and battery data can be conveniently traced during production.

The robot servo motor convenient to replace and maintain comprises a servo motor body and a quick connecting assembly, the quick connecting assembly comprises an end cover and a bottom cover, the end cover and the bottom cover are each of a cavity structure with one end open, an output shaft hole is formed in the middle of the end cover, and the output shaft hole is communicated with the end cover. One end of the servo motor body is arranged in the end cover in a sliding mode, a power output shaft of the servo motor body penetrates through the output shaft hole and extends to the outside, and the other end of the servo motor body is arranged in the bottom cover in a sliding mode. The utility model relates to the technical field of servo motors, and particularly provides a robot servo motor convenient to replace and maintain.

A unit component combined type forest tree seedling supporting and protecting frame belongs to the field of forest tree seedling protection and is formed by combining unit components serving as basic units, each unit component comprises a positioning block, connecting blocks and a supporting rod, the two connecting blocks are correspondingly connected and installed at the two ends of the positioning block respectively, and the two connecting blocks and the positioning block form a continuous arc shape; the inner side arc face of the positioning block protrudes out of the inner side arc face of the connecting block, one end of the supporting rod is hinged to the outer side arc face of the positioning block, the other end of the supporting rod is hinged to a ground base plate, and a drill nail connecting hole is formed in the ground base plate. The supporting rods are unfolded to form a combined supporting structure, standardized unit components can be folded and stored to be in a regular structure state, integrated loading and transportation are facilitated, space is saved, cost is reduced, industrial popularization conditions are met, good production universality and process adaptability are achieved, healthy growth of forest seedlings can be guaranteed, and the afforestation survival rate is increased.

The invention relates to a side slope sampling device for geological disaster control for preventing side slope collapse, which comprises a device base, a first bending plate and a second bending plate are respectively fixed on two sides of the front end of the device base, a first motor is mounted at the bottom of the outer side surface of the second bending plate, and one end of the first motor is connected with a rotating rod; the end, away from the first motor, of the rotating rod penetrates through the second bent plate, multiple rotating blades and the first bent plate, the rotating rod can be used for driving the multiple rotating blades to rotate in the slope sampling process, so that broken stones on the surface of slope soil are scattered, and the situation that when a sampling cylinder samples the slope soil, the broken stones are broken is avoided; when the sampling assembly is in contact with broken stones on the surface of soil, and the rotating rod drives the plurality of rotating blades to rotate, the transmission assembly can be utilized to drive the threaded rod to rotate, and the threaded rod is utilized to drive the sampling cylinder to transversely move back and forth, so that slope soil at different positions is sampled, and the sampling assembly, the transmission assembly and the rotating assembly are integrally arranged.

The invention discloses a semi-conductive water-blocking binding tape containing water-blocking powder and a preparation device of the semi-conductive water-blocking binding tape, and particularly relates to the technical field of cable materials.The preparation device comprises a raw material supply system, a coating system, a powder scattering system and a drying and curing system.The coating system comprises a coating rack, and a base material roll, a coating head and a supporting roller set are arranged on the coating rack; a conveying pipeline of the raw material supply system is connected to the coating head, the powder scattering system is used for applying water-blocking filler to the substrate, and the preparation device further comprises a hair smoothening assembly which is used for forming airflow penetrating through the substrate on the substrate. According to the invention, the problem that the quality of a coating layer is influenced due to the prominent tiny fluff structure can be greatly reduced, and the binding product prepared by the invention has the advantages of strong hygroscopicity, large expansion rate, reliable water blocking effect, small product resistance and good semi-conductive performance, can effectively weaken the electric field intensity after being applied to a cable, and is low in production cost and stable in technical performance.

The invention discloses an automobile tire dynamic balance detector with a protection function, and relates to the technical field of automobile tire detection equipment.The automobile tire dynamic balance detector comprises a bottom plate and a rack body arranged on the bottom plate, and the upper surface of the bottom plate is fixedly provided with a protection assembly used for guaranteeing the safety of a tire in the testing process; the protection assembly is located on one side of the testing main shaft and comprises a bottom protection mold and a top protection mold, the bottom protection mold and the top protection mold are both of a semi-surrounding structure, one side of the bottom protection mold and one side of the top protection mold are rotationally connected, and the other side of the bottom protection mold and the other side of the top protection mold are fixedly connected through a locking assembly. On the premise that the protection effect is guaranteed, the automobile tire can be conveniently and flexibly placed and taken out.

The invention discloses a low-retraction optical cable and a preparation method thereof, and belongs to the technical field of optical cable preparation, the low-retraction optical cable comprises a reinforcing core, and a plurality of optical units are twisted on the periphery of the reinforcing core; and the bonding layer is arranged between the reinforcing core and the optical unit, the bonding layer at least partially bonds the contact surfaces of the optical unit and the reinforcing core, and a plurality of bonding points are formed on the optical unit and the reinforcing core along the axis of the optical cable. According to the low-retraction optical cable, the bonding layer is arranged between the reinforcing core and the optical unit, a plurality of bonding points arranged in the axial direction are formed between the reinforcing core and the optical unit through the bonding layer, and due to the fact that the reinforcing core has low shrinkage, and the bonding mode of the reinforcing core and the optical unit enables a sleeve of the optical unit to be bonded and fixed by the reinforcing core; therefore, the shrinkage of the sleeve of the optical unit is avoided, and the exposure of the optical fiber is avoided; meanwhile, the intermittent bonding mode of the optical unit and the reinforcing core prevents the optical unit and the reinforcing core from being bonded too tightly and facilitates the branching of the optical unit.

The utility model relates to the technical field of batteries, in particular to a top patch, a first through hole is formed in the top patch, the top patch can be attached to a cover plate, the first through hole corresponds to a pole on the cover plate and / or the position of a battery two-dimensional code, the length and the width of the cover plate are a and c respectively, the length and the width of the top patch are A and C respectively, a-A is larger than or equal to 0.5 mm and smaller than or equal to 8 mm, and / or a-B is larger than or equal to 0.5 mm and smaller than or equal to 3 mm. 0.5 mm < = c-C < = 8 mm. The utility model further provides a battery which comprises a cover plate and the top patch, and the top patch is attached to the cover plate. According to the top patch and the battery provided with the top patch, the cover plate can be protected during laser welding, and the quality of the cover plate and the battery is ensured.

The invention provides a quick butt joint device for cable production, which comprises a butt joint table assembly and two butt joint driving mechanisms, and is characterized in that the butt joint table assembly comprises a butt joint table base, a plurality of Z-axis pushing cylinders and an upper bracket; the Z-axis pushing air cylinders are all installed on the inner side wall of the butt joint table base. A cable is clamped and fixed through the concentric clamping mechanism, then a first gear is driven to rotate through a second gear motor, and the rotating first gear drives a peeling knife body to rotate through an external ring frame, so that a layered structure on the outer side of a cable conductor is cut through the rotating peeling knife body; and then the butt joint driving mechanism drives the cable to reset, and the peeling knife body penetrating into the layered structure is utilized to limit the part of the layered structure, so that the part of the layered structure is separated from the cable main body in the resetting process, and then the peeling and removing operation of the part of the layered structure of the cable is completed, so that the subsequent butt joint and fixation of the cable are facilitated.

The utility model discloses a heat radiation structure and a grid-connected cabinet. The heat dissipation structure comprises a cabinet body and a heat dissipation main body. The cabinet body is provided with an inner cavity; the heat dissipation main body comprises a shell, a heat exchange core body and a first fan; the shell is connected to the cabinet body and is provided with a flow equalizing cavity; the heat exchange core is arranged in the shell and provided with a first air channel and a second air channel which are isolated from each other, the first air channel is provided with an air return sub-flow channel and an air blowing sub-flow channel, the air return sub-flow channel and the air blowing sub-flow channel both communicate with the inner cavity, and the flow equalizing cavity communicates between the air return sub-flow channel and the air blowing sub-flow channel. The inner cavity, the air return sub-flow channel, the flow equalizing cavity and the air blowing sub-flow channel are communicated in sequence and form a closed circulating flow channel together with the inner cavity; the air inlet end of the second air duct and the air outlet end of the second air duct are used for communicating with the outside of the shell and the outside of the inner cavity and are isolated from the inner cavity and the flow equalizing cavity. And the first fan is arranged on the circulating flow channel. The heat dissipation structure in the technical scheme of the utility model has a high protection level and a good heat dissipation effect on devices in the cabinet body.

The invention discloses a network flow threat detection method based on an artificial intelligence model, and belongs to the technical field of network security, and the method comprises the following steps: data collection and preprocessing: collecting network flow data, and preprocessing the collected data; feature extraction: extracting features beneficial to threat detection from the preprocessed data; and analyzing and simulating an attack process, constructing a series of attack scenes, and carrying out targeted testing on network traffic. According to the network flow threat detection method, the network flow is detected in real time through the software model or the software system created by the invention, early warning is triggered in time when abnormal flow is detected, network attacks can be effectively prevented, network safety is guaranteed, a large amount of data can be automatically processed through the network flow threat detection method based on the artificial intelligence model, the detection efficiency is greatly improved, and the detection cost is reduced. According to the invention, the workload of safety personnel is reduced, and tiny difference between normal traffic and abnormal traffic can be learned, so that the detection accuracy is improved, and false alarm and missing alarm are reduced.

The invention relates to the technical field of water pump engineering, and provides a water pump blade cavitation erosion area shape and material loss amount calculation method under a sand carrying condition, and the method comprises the following specific steps: determining characteristic parameters, carrying out transient numerical simulation on a research object to determine a cavitation area, and obtaining related flow field parameters; introducing a flow velocity correction factor and a sediment carrying correction factor to respectively reflect the influence of the water flow velocity and sediment particles on the loss amount of the cavitation erosion material; the cavitation erosion offset distance is calculated, and the shape of the cavitation erosion area is determined according to the cavitation erosion offset distance and the geometric contour of the cavitation area; and calculating the material loss amount of the cavitation erosion area by using the flow velocity correction factor and the sand carrying correction factor. Aiming at a given water pump, the cavitation erosion area shape and the material loss amount of the blade of the water pump under different sand carrying working conditions can be quickly and accurately predicted, the problem that the cavitation erosion area shape and the material loss amount of the blade of the water pump under the sand carrying condition are difficult to accurately predict by an existing method is solved, and effective guarantee is provided for cavitation erosion protection of the water pump under the sand carrying condition.

The invention relates to the technical field of soil investigation and sampling, and discloses a soil sampling device and a use method thereof.The soil sampling device comprises a main body part and a disassembly and assembly part, the main body part comprises a sample pushing-out mechanism, the disassembly and assembly part comprises a cleaning mechanism and a hard soil pushing-out auxiliary mechanism, the cleaning mechanism is movably arranged at the bottom of the sample pushing-out mechanism, and the cleaning mechanism is movably arranged at the bottom of the hard soil pushing-out auxiliary mechanism; the hard soil push-out auxiliary mechanism is movably arranged at the top of the sample push-out mechanism, the hard soil push-out auxiliary mechanism comprises a connecting unit, a reversing unit, a rolling and pulling unit, a transmission unit and a pull rope unit, the connecting unit is arranged on the surface of the sample push-out mechanism, and the reversing unit is arranged at the top of the sample push-out mechanism. According to the soil sampling device and the use method thereof, a soil sample in the cutting ring can be taken out through the sample push-out mechanism after sampling of the cutting ring, and it is guaranteed that the cutting ring can conduct sampling again, so that it is avoided that many cutting rings are additionally carried, and meanwhile the situation that the number of the cutting rings limits the number of samples during sampling is avoided.

A wafer aging test device relates to the technical field of wafer test equipment and comprises a wafer aging test fixture and a wafer aging test bench, and the wafer aging test fixture comprises a fixture probe board card assembly, a fixture chuck assembly and a heating sucker assembly. The clamp probe board card assembly comprises a board card supporting plate, a board card adapter plate, a probe fixing plate and a bolt assembly, the clamp chuck assembly comprises a chuck base, and the heating suction cup assembly sequentially comprises a heating suction cup, a heating suction cup gasket, a heating piece and a heating piece supporting plate from top to bottom. The wafer aging test bench comprises a test driving plate module, a lifting module, a translation module and a bearing bench, the test driving plate module comprises a driving plate bottom plate, a driving plate assembly and a driving switching probe plate, and the bearing bench comprises a clamp carrier plate and a clamp base plate. The device is small in size and small in occupied space, in addition, the device structure is designed in a modular mode, operation of testers is facilitated, the testing efficiency is improved, and large-scale testing is achieved.

The invention is suitable for the technical field of service robots, and provides an intelligent service robot based on the Internet of Things technology, the intelligent service robot comprises a movable base, an n-shaped frame is fixedly mounted on the movable base, two trays are arranged between two vertical plates of the n-shaped frame, buffer assemblies for buffering the trays are arranged between the trays and the n-shaped frame, compression grooves are formed in the trays, and the compression grooves are communicated with the n-shaped frame. A bearing plate is slidably connected into the compression groove, so that a dinner plate can be placed on the bearing plate, an edge protection assembly for blocking dinner bowls is arranged on the tray, a descending assembly is arranged at the bottom of the bearing plate, and a descending buffering assembly for buffering descending of the bearing plate is arranged in the compression groove. According to the service robot, the problem that the dinner plate slides out of the tray and is scattered when the service robot suddenly stops is avoided as much as possible, the safety and stability of the service robot during meal delivery are further guaranteed, meanwhile, the influence of scattering of the dinner plate on surrounding personnel is also avoided as much as possible, and the safety of the service robot is guaranteed.

The invention belongs to the technical field of environmental protection and slope protection reinforcement of water conservancy projects of thermal power plants, and provides a slope protection and protection method for a downstream soft rock enrockment area of a stepped concrete faced rockfill dam, and the slope protection and protection method comprises a first horizontal drainage body arranged from a preset upstream and downstream enrockment area boundary to the surface of a downstream dam slope; the second horizontal drainage body is arranged from the preset upstream and downstream rockfill area boundary to the surface of the downstream dam slope, and the third horizontal drainage body is arranged from the preset upstream and downstream rockfill area boundary to the surface of the downstream dam slope; the boundary of the upstream and downstream rockfill areas is an inclined line from the slope top to the slope bottom; the first horizontal drainage body, the second horizontal drainage body and the third horizontal drainage body are arranged at the preset height positions correspondingly, and the seepage loads in different dam height ranges and the seepage characteristics of downstream soft rock damming materials are fully considered through the design of the three-layer horizontal drainage body structure; a multi-layer smooth drainage channel can be provided for upstream reservoir water leakage and dam face infiltration rainwater at the same time, and the overall stability of a downstream dam slope is effectively guaranteed.

The utility model discloses a DCS (Distributed Control System) controller with a safety protection function, and particularly relates to the technical field of DCS controllers, the DCS controller comprises a DCS controller main body, the bottom of the DCS controller main body is fixedly connected with a protection bottom plate, the top surface of the protection bottom plate is provided with a fixed clamping groove, and the top of the DCS controller main body is provided with a protection heat dissipation mechanism; the protective heat dissipation mechanism comprises a protective shell, and the protective shell is hinged to the protective bottom plate. According to the utility model, by arranging the protection heat dissipation mechanism, the DCS controller main body is prevented from being directly collided by the outside, a certain protection effect can be provided for the DCS controller main body, a good heat dissipation effect is provided, heat dissipation is carried out while protection is carried out, dust is prevented from entering the DCS controller while heat dissipation is carried out, and the service life of the DCS controller main body is prolonged. The device can be protected from being affected by the external environment, the dust sticking plate adsorbs dust, the dustproof effect is improved, adverse effects of dust on electronic elements are avoided, and the service life of the electronic elements is prolonged.

The utility model discloses maintenance equipment for a fire safety cabinet, which belongs to the technical field of fire protection maintenance and comprises a mounting pipe, a cross recess is arranged on one side of the mounting pipe, convex rings are symmetrically and fixedly mounted on one side, close to the cross recess, of the surface of the mounting pipe, and rotary clamping grooves are symmetrically arranged on one side, close to the convex rings, of a rubber pad on the surface of the mounting pipe. According to the maintenance equipment of the fire safety cabinet, by arranging a spring, a mounting frame, a double-end nut and a rotating ring, the mounting frame is pulled to enable the double-end nut to be far away from a mounting pipe, the spring is compressed and deformed between the mounting frame and the interior of the mounting pipe, the mounting frame is loosened after the double-end nut is rotated, and the mounting frame is jacked up under the springback effect of the spring; the double-end nut is clamped into one end of the mounting pipe, meanwhile, the rotating ring is rotated to enable the arc-shaped clamping strips to stretch out of the rotating clamping grooves to be clamped into the corresponding fixing clamping grooves, the mounting frame is clamped and fixed, and it is guaranteed that the mounting frame and the double-end nut are clamped on the surface of the mounting pipe and cannot shake at will.

The invention discloses a steel billet anti-oxidation coating material, a preparation method and steel, the steel billet anti-oxidation coating material is characterized in that the steel billet anti-oxidation coating material comprises steel slag powder, ceramic powder and a high-temperature-resistant adhesive, and the ceramic powder comprises aluminum oxide powder, zirconium oxide powder, magnesium oxide powder, silicon oxide powder, calcium oxide powder and titanium oxide powder; wherein the mass ratio of the steel slag powder to the ceramic powder is 1: (1.6-1.8); based on the steel billet anti-oxidation coating material, the weight percentage of the high-temperature-resistant adhesive is 20-35%. The steel billet anti-oxidation coating material is scientific and reasonable in proportioning, the steel billet is coated with the steel billet anti-oxidation coating material, the use requirement for spraying at the high temperature is met, the special requirements for coating compactness, high temperature resistance, oxidation resistance and other performance of steel at the temperature not exceeding 1300 DEG C are met, and an anti-oxidation coating formed on the surface of a steel ingot or the steel billet does not crack.

The utility model discloses a protection device for a charging gun, which comprises a shell, two cover bodies are symmetrically hinged to the shell, a cavity for accommodating a plug is formed after the two cover bodies are closed, the two cover bodies are respectively provided with a pull ring, and the two pull rings are connected through a lifting belt. Each cover body is provided with a pull ring, and the cover bodies are connected through a lifting belt, so that operation is convenient. The cover body is hinged to the shell through a gear shaft, a guide rod, a rack and a reset spring are arranged in the cover body, and stable opening and closing of the cover body are guaranteed. An air bag structure is designed on the outer side of the cover body, additional buffering protection is provided, and collision damage is reduced. A magnet is embedded in the contact plane of the cover body, so that the stability during closing is enhanced. In addition, the shell is provided with a buckle which is matched with the notch of the cover body in a clamping mode, and the closed state is kept. Through the structural design, the protection device can effectively prevent the plug of the charging gun from accidentally falling off or being collided, improves the charging safety, is convenient for a user to operate, and increases the durability of a product.

The utility model relates to the field of motor home apron boards, and discloses a motor home box body spliced through skirts, which comprises a body component and an improved component, and the body component comprises a vehicle body and tires. The inner apron board is clamped on the vehicle body under the action of the clamping mechanism, the clamping mechanism limits that the inner apron board cannot fall off from the upper position and the lower position but can fall off from the front face, then under the action of the connecting mechanism, the reinforcing plate and the inner apron board are connected, the reinforcing plate and the inner apron board form a rectangular frame surrounding the periphery of the vehicle body, and under the condition, the reinforcing plate and the inner apron board can be connected through the connecting mechanism. The reinforcing plate limits the inner apron board not to fall off from the front side, and the inner apron board carries out connection limitation on the reinforcing plate, so that the reinforcing plate and the inner apron board cannot fall off on a vehicle body, and when the apron boards need to be disassembled, the reinforcing plate, the inner apron board and the outer apron board can be taken down together only by loosening the connecting mechanism, the operation is convenient and fast, and the cost is reduced. Due to the design of the apron board, the protective effect can be kept, and troubles cannot be caused when the apron board is taken down.

The utility model discloses a protective telescope type range finder, which comprises a range finder body, the front surface of the range finder body is provided with a protective sleeve, the front surface of the protective sleeve is rotatably connected with a protective cover plate, the front surface of the protective cover plate is fixedly connected with a fixed plate, and the inner cavity of the fixed plate is provided with two symmetrical clamping holes. By pressing the shifting block, the clamping block enters the inner cavity of the sliding groove, at the moment, the limiting block extrudes the spring, the spring shrinks, the protective cover plate is turned over, the protective cover plate is attached to the front face of the protective sleeve, the shifting block is loosened, and the spring stretches to push the clamping block to enter the inner cavity of the clamping hole. Therefore, the lens of the telescope range finder can be protected through the protection device, dust accumulation caused by direct exposure of the lens of the telescope range finder is avoided, the lens is prevented from being damaged by impact, and the protection performance of the lens of the telescope range finder is improved.

The utility model discloses a protective tool for plywood processing and cutting, relates to the technical field of protective tools for cutting, and aims to solve the problem that when existing plywood is cut, splashed wood chips are easy to enter eyes and mouths of personnel, so that the safety is low during operation of the personnel. A wheel groove is formed in the upper surface of the cutting table, and a cutting wheel is arranged in the wheel groove; the transparent protection plates are arranged on the two sides of the cutting wheel, protection plate outer frames are arranged at the upper ends of the transparent protection plates, and the protection plate outer frames are connected with the transparent protection plates in a hot melting mode; the lower connecting seat is arranged at the upper end of the protection plate outer frame, a telescopic sleeve is arranged at the upper end of the lower connecting seat, a compression spring is arranged in the telescopic sleeve, an upper connecting seat is arranged at the upper end of the telescopic sleeve, and the two ends of the telescopic sleeve are in hot melting connection with the upper connecting seat and the lower connecting seat correspondingly; and a first fixing bolt is arranged in the upper connecting seat.

The utility model provides a fire-fighting emergency marker lamp mounting structure, which relates to the technical field of fire-fighting emergency, and comprises a mounting mechanism, the inner surface wall of the mounting mechanism is connected with a fixing mechanism in a sliding manner, the mounting mechanism comprises a marker lamp shell, and one side of the outer wall of the marker lamp shell is provided with a group of first holes; a group of mounting holes are formed in one side of the outer wall of the marker lamp shell, a lamp panel is movably connected to the inner surface wall of the marker lamp shell, a cover plate is movably connected to one side of the outer wall of the marker lamp shell, and first screws are movably inserted into the inner surface walls of the group of first holes. According to the utility model, under the cooperation of the mounting mechanism, the marker lamp shell, the cover plate and the protective outer frame are simultaneously connected and fixed by using the first screws, so that the stability of the connection among the components is ensured, the marker lamp is convenient to mount and dismount, the structure is simple, the maintenance is convenient, the mounting efficiency is high, and the mounting cost is saved; a certain protection effect is achieved, and the service life of the equipment is prolonged.