55results about "Visible signals" patented technology

To provide a ground traffic signal recognition device which improves the recognition accuracy of signal indication contents of a ground traffic signal and enhances safety for railways.SOLUTION: The ground traffic signal recognition device includes: a train position detection device that detects a position of a train; a ground traffic signal information storage device that stores installation positions of ground traffic signals along a track on which the train travels and information about the ground traffic signals; a photographing device that photographs an image ahead of the train; and a signal indication recognition device that recognizes signal indications of the ground traffic signals and inputs information about a preceding train of the train received from outside. The signal indication recognition device recognizes the signal indications of the ground traffic signals present in an advancing direction of the train by using the position of the train output by the train position detection device, the installation positions and information of the ground traffic signals output by the ground traffic signal information storage device, and information about the preceding train as auxiliary information that assists in the recognition of the images photographed by the photographing device and the signal indications of the ground traffic signals.SELECTED DRAWING: Figure 1

The invention provides an annunciator circuit system comprising a first repeating structure which comprises a first white lamp and a first repeating transformer, and the first white lamp is connected in series with the secondary side of the first repeating transformer; the first main structure comprises a second white lamp and a first main transformer, the second white lamp is connected with the secondary side of the first main transformer and the first white lamp in series, and the secondary side of the first main transformer is connected with the secondary side of the first repeating transformer in series. During normal work, the bulbs with the same current, main indication signals and repeat indication signals in a series loop are lightened at the same time, synchronous display is achieved, the broken wire state can be detected in real time, receiving equipment is not added, the equipment structure is simplified, the equipment complexity is reduced, maintenance work of maintenance personnel is more convenient, faults can be rapidly processed, and the fault processing time is shortened.

The invention discloses a brightness adjusting method and device and electronic equipment, and the method comprises the steps: obtaining the brightness of a signal machine, the environment brightness, the current of the signal machine, and an adjusting signal period, and obtaining the preset brightness corresponding to the environment brightness; determining a brightness difference value based on the annunciator brightness and the ambient brightness, and determining a preset current based on a brightness PID control algorithm and the brightness difference value; determining a current difference value according to the preset current and the signal machine current, and determining a duty ratio based on a current PID control algorithm and the current difference value; and based on the duty ratio and the adjustment signal period, determining an adjustment signal for controlling the annunciator so as to control the annunciator to adjust the brightness according to the ambient brightness. The invention further discloses a brightness adjusting device and electronic equipment which are adaptive to the brightness adjusting method. Through the arrangement, the signal transmission accuracy of the signal machine can be improved.

The utility model belongs to the technical field of rail transit, and particularly relates to a movable signal lamp for rail transit, which comprises a signal lamp body, a base abutted against the bottom surface of the signal lamp body, a vertical column welded on the top surface of the base, a remote control module in threaded connection with the top surface of the vertical column through bolts, and a motor electrically connected with the remote control module through a power line. The surface of a motor shaft is in threaded connection with the surface of the transverse end of the gear. According to the utility model, through mutual cooperation among the stand column, the remote control module, the motor, the gear, the toothed plate, the sliding block and the limiting groove, the remote control module starts the motor to drive the gear to rotate according to the actual traffic condition and the visual field height of a driver to which the driver needs to face, so that the toothed plate and the signal lamp body which are meshed with each other are driven to adjust the height; therefore, drivers with different view heights can safely drive on the track under the command of the traffic signal lamp.

According to the shunting protection device, four paths of independent power supplies are designed for the interface module, when the signal lamp is turned on, the interface module obtains the power supply from the lighting unit of the corresponding lamp position, and then selects the message of the corresponding channel for coding output after collecting the lamp position state of the signal machine; during a signal machine lamp position switching interval, a standby power supply composed of a super capacitor is designed in the interface module, and it is guaranteed that a mainboard in the interface module continuously and stably works during lamp position switching; fPGA software in the mainboard is additionally provided with lamp position switching logic, and when lamp positions are allowed to be switched, driving messages are allowed to be continuously output to the message transmission module. The device has the technical advantages that the super capacitor is used for storing energy to serve as a standby power supply, and power is supplied to the shunting protection device during lamp position switching; a new FPGA software processing logic is designed, so that the shunting protection device keeps messages continuous when lamp position switching is allowed; power-on heartbeat signals are added, and the service life of the standby power supply is monitored.

The invention discloses a flash power supply and a railway signal power supply system. The flash power supply comprises an AC input circuit, a voltage comparison circuit, a logic control circuit and an AC output circuit. The alternating-current input circuit is connected with the voltage comparison circuit and used for receiving an alternating-current voltage signal output by an alternating-current power supply AC, converting the alternating-current voltage signal into a direct-current voltage signal and outputting the direct-current voltage signal to the voltage comparison circuit; the voltage comparison circuit is respectively connected with the alternating current input circuit, the logic control circuit and the alternating current output circuit; and the alternating current output circuit is connected with the logic control circuit and is used for periodically outputting alternating current voltage signals to external electric equipment. According to the flash power supply and the railway signal power supply system, the design is scientific, the external input alternating current voltage signal can be periodically output after passing through the voltage comparison circuit, the logic control circuit and the output overcurrent protection circuit, a power supply can be reliably provided for electric equipment, and normal use of the electric equipment is guaranteed.

The application discloses a current collection sensor and railway signal section signal machine, and belongs to the field of devices for measuring current. In order to solve the problems of high single-point failure risk, easy common interference synchronous failure, insufficient high-voltage insulation protection, and mismatch between high-precision design and actual demand of the existing railway signal current collection scheme, the application provides a full-link heterogeneous redundant current collection sensor. The sensor comprises a double induction module, a double heterogeneous collection and conditioning module, a double processing module, and a data fusion output module. The application fundamentally avoids common interference synchronous failure, significantly improves the reliability and high-voltage safety of the system under the premise of meeting moderate accuracy, effectively controls the cost, and guarantees the collection continuity under single-path failure, and is particularly suitable for high-reliability monitoring scenarios of the lighting state of railway signal section passing signal machines.

The utility model relates to the technical field of indication board structures, in particular to a parking signal board which comprises a base unit, a signal transmission unit and a signal transmission unit. The rotating unit is rotationally connected to the base unit, a stop mark is arranged on one face of the rotating unit, the rotating unit is provided with a first position and a second position, and when the rotating unit is located at the first position, the plane where the rotating unit is located is parallel to the plane where the base unit is located; when the rotating unit is located at the second position, the included angle between the plane where the rotating unit is located and the plane where the base unit is located is larger than 0. And the fixing unit is arranged on the bottom surface of the base unit, and the fixing unit is used for clamping a track. By means of the parking signal board, the defects that in the prior art, when railway business section blocking construction is conducted, a temporary parking signal board needs to be arranged in a railway business line safety limit, but an existing parking signal board needs to be fixed to a fastener bolt on the outer side of a rail, and the installation and disassembly process is tedious are overcome.

The invention discloses an efficient and low-cost automatic switching device, and relates to the technical field of electromechanical control. The device comprises a track turnout structure and a switch rod body mounted on the track turnout structure, an air cylinder is fixedly mounted on one side of the track turnout structure through a mounting frame, and connecting rod structures are arranged at the ends of the switch rod body and the air cylinder and on the mounting frame. And the air cylinder stretches out and draws back to control the mounting frame through the connecting rod structure to realize switching of tracks of the track turnout structure. According to the invention, the low-cost air cylinder is used as core power, and the existing underground air pipe resources are utilized, so that the switching automation is realized, and the transformation, operation and maintenance cost is extremely low; through remote control operation, a driver can remotely switch the turnout without leaving a cab, so that the transportation efficiency is greatly improved, and the personal potential safety hazard of manual switching is eliminated; by adopting the combination of the metal sensor and the signal indicating lamp, accurate detection and remote visual indication of the turnout position are realized, and double guarantee is provided for safe driving.

The utility model discloses a digital indicator for an auxiliary signal station track of a railway pull-in route, and relates to the field of auxiliary signals of the railway pull-in route. The auxiliary signal station track digital indicator for railway station entering and route entering comprises a station track digital indicator unit. According to the auxiliary signal station track digital indicator for railway station entering and route entering, turnout position sensors are installed at switch rails of a main track and a side track, whether the track changing action is in place or not is monitored in real time, signal transmission is conducted, and a programmable logic controller is installed in a station track digital indicator body. Input signals from a photoelectric sensor in the signal machine unit and a turnout position sensor on the track unit are received, and synchronous judgment logic is executed. The turnout position sensor compares the time sequence and the state of the two signals through a preset program, and if the allowable time difference is exceeded or the states are inconsistent, a fault is triggered.

The invention relates to the technical field of mining safety guarantee, in particular to an underground mine middle section main transportation rail transit signal system which comprises a PLC. The traffic lights are arranged at a transverse drift opening, a curve blind area and a cross position of the main transportation track and an operation section associated with the ore outlet or the unloading pit; a sound-light alarm device; the proximity switch is arranged on the main transportation track and is used for outputting a trigger signal when the electric locomotive passes through; and the trigger plate is mounted on the electric locomotive. Signal prompting and interlocking control are carried out on key positions such as a transverse drift opening, a curve blind area and a cross node, so that the electric locomotive can orderly pass through the position with high possibility of conflict according to the signal indication, the driving risks such as lateral collision and opposite collision are reduced, and the transportation safety is improved; after the device is put into use in the middle section of 3120 m underground, the driving risk can be effectively avoided when multiple electric locomotives work cooperatively, and the occurrence rate of transportation safety accidents is reduced to zero.

The present invention discloses a device for tapping a signal indication which can be optically displayed on a light signal and generating a data signal for the transmission of the signal indication as a balise protocol by a track-side balise, the device comprising: a) inductively acting scanners for detecting a current flow for each lamp circuit of the light signal; b) means for the wireless and / or wired transfer of a detected current flow signal associated with the corresponding lamp circuit to a control module for the balise; c) control module means for evaluating the wirelessly transferred current flow signals and determining the displayed signal indication; d) control module means for sending the determined signal indication to the balise; and e) balise means for transmitting the balise protocol associated with the determined signal indication in response to a provision of electrical energy to the balise by means of a telepowering signal emitted by a train front. In this way, the present invention ensures that all signal indications are tapped at a signal point by means of a low-power current measurement and can also be transferred to a control module for a balise, referred to in specialist circles as a lineside electronic unit, by means of a low-power transfer and / or a wired transfer. These features thus enable comprehensive capturing of the signal states, and as a result the safety and efficiency of the railway operation can be further increased and the present device, in the form of an extremely power-saving LEU, can be operated largely autonomously.

The utility model relates to the technical field of railway signal lamps, and discloses a railway signal lamp convenient to maintain, which comprises a mounting table, a fixing plate is fixedly connected to the top of the mounting table, a signal lamp main body is fixedly connected in the fixing plate, and a protection assembly is arranged outside the signal lamp main body. A dismounting assembly is arranged on the side, away from the signal lamp body, of the fixing plate. The protection assembly comprises a connecting ring, the connecting ring is detachably connected to the exterior of the signal lamp body, a plurality of L-shaped insertion rods are fixedly connected to one side of the connecting ring, an external connection ring is fixedly connected to the exterior of the signal lamp body, a plurality of L-shaped insertion grooves are formed in the external connection ring, and the L-shaped insertion rods are inserted into the L-shaped insertion grooves. According to the utility model, the glass cover can be mounted by inserting the L-shaped inserting rod of the connecting ring into the L-shaped inserting groove of the external connecting ring, so that external sundries can be effectively prevented from impacting the signal lamp main body from the front side, and a reliable first protective barrier is provided for the signal lamp.

The present application relates to a shield tunneling and liaison passage synchronous implementation battery car safety command signal system, belonging to the technical field of shield construction. It comprises: an annular groove, which is arranged on the road section between the first track and the second track; a rotating disc, which is rotatably connected in the annular groove and whose top extends upward; and a third track, which is fixedly connected to the top of the rotating disc and is in opposite abutment with one end of the first track and the second track close to each other, forming a complete transportation track. The present application not only solves the shortcomings of the traditional sound and light alarm signal system, such as complicated installation, high cost, non-obvious effect and easy interference, but also has a significant advantage in organizing construction on the basis of the expected stable warning effect, because a special person checks the track in the liaison passage construction area and commands the evacuation of the operating personnel near the track in the construction site.

The utility model relates to a rail transit train pull-in approaching reminding device which comprises a mounting frame, an alarm mechanism is arranged at the bottom end of the mounting frame, a display mechanism is arranged on the mounting frame, the alarm mechanism comprises an alarm assembly, the alarm assembly comprises a rotating rod, the rotating rod is rotationally connected to the bottom end of the mounting frame through a bearing, and the display mechanism is arranged on the mounting frame. A sliding rod is slidably arranged at the bottom end of the rotating rod, a mounting plate is fixedly mounted at the bottom end of the sliding rod, and an alarm loudspeaker is arranged at the bottom end of the mounting plate. By arranging the alarm mechanism for driving the alarm sound box to vertically move back and forth while rotating, the propagation range of the alarm sound box is effectively expanded, passengers are reminded, by arranging the display mechanism for displaying vehicle information and safety precautions, and by arranging the electric telescopic rod, the safety of the passengers is improved, and the safety of the passengers is improved. The inclination angle of the display screen can be adjusted, so that passengers can observe information on the display screen conveniently, and the purpose of reflecting the passengers is achieved.

The utility model relates to the technical field of railway safety, and discloses a railway transportation auxiliary safety alarm device which comprises an installation base, a shell is fixedly installed at the top end of the installation base, an auxiliary assembly is fixedly installed at the right end of the shell, and a positioning assembly is arranged on the right side of an inner cavity of the shell. A rotating plate is hinged to the left side of the rear end of the mounting base, a fixing pipe is fixedly mounted at the right end of the rotating plate, and an LED circuit board is arranged in an inner cavity of the shell. The inner positioning ring is installed on the LED circuit board to be inserted into the outer positioning ring, the LED circuit board and the shell are preliminarily positioned, after the rotating plate is closed, the moving rod on the fixing pipe can be pressed on the left side of the LED circuit board, the right side of the LED circuit board makes contact with the fixing block, then the LED circuit board is fixed through the fixing block and the moving rod, and therefore the LED circuit board can be fixed conveniently. After the rotating plate is opened, the LED circuit board loses pressure on the left side and can be directly drawn out, operation is easy and convenient, and the maintenance efficiency is improved.

The present invention is therefore based on the objective of providing a light signal whose light points can always be reliably perceived, even in winter weather conditions. This objective is achieved according to the invention by a light signal (2) for controlling a means of transport, in particular a rail vehicle, comprising: a) at least one luminous point defining a volume in which a light source (4) associated with this luminous point is arranged; b) a windscreen (8) limiting the volume in the direction of emission and transparent to the light of the light source; c) a heating element (6, 18) arranged in the volume and / or in the windscreen (8); and d) a control circuit (12) for supplying the luminous point (4) and the heating element (6, 18) with electrical power, wherein a constant current source (32) is provided for supplying the heating element, which provides a predefinable current for the circuit of the heating element (6, 18).

The utility model discloses a manual lifting and angle adjusting high-column signal machine, which relates to the technical field of railway signal machines, and comprises a base, a fixed machine column, a lifting machine column and a signal machine body, the fixed machine column is fixedly connected to the top of the base; the lifting machine column is in sliding connection with the fixed machine column and can keep the position after sliding, and the lifting machine column can rotate relative to the fixed machine column and keep the position after rotation; the signal machine body is fixedly connected to the top of the lifting machine column, the structure is simple, use is convenient, the maintenance efficiency is effectively improved, and potential safety hazards caused by high-altitude maintenance operation are effectively avoided.

The embodiment of the invention provides an annunciator control device and method, electronic equipment and a medium. The annunciator control device comprises a main control board card, at least one signal board card, a communication board and a signal backboard, the main control board card comprises a main system board card and a standby system board card and is used for sending an annunciator configuration message to the signal board card; the signal board card is used for controlling a signal lamp of the target annunciator based on the annunciator configuration message; the signal board card comprises a signal front card and a signal rear card, the signal front card comprises two central processing units and is used for receiving a signal machine configuration message sent by the main control board card, and the signal rear card comprises an interlocking relay and two central processing units and is used for driving power access and signal lamp position access; the communication board is used for communication connection between the main control board card and the signal backboard; and the signal backboard is used for accessing the communication board and the signal board card. Therefore, various annunciators can be configured, adjusted and controlled by using one signal board card.

The utility model discloses a subway warning lamp capable of being installed quickly, which comprises a supporting piece, the supporting piece can be connected with an embedded part through a fastening assembly, a telescopic piece is arranged at the top end of the supporting piece, a first limiting seat is installed at the top end of the telescopic piece, and the first limiting seat is connected with a second limiting seat in a limiting mode and can be locked through a first locking assembly. According to the warning lamp, the supporting piece can be connected with a reserved embedded part through the fastening assembly, installation of the supporting piece is completed, the telescopic piece can be used for adjusting the height of the warning lamp, the first limiting base and the second limiting base are connected in a limiting mode, and therefore the warning lamp can be rapidly disassembled and assembled. Compared with the prior art, during disassembly and assembly, only the warning lamp needs to be replaced, an original connecting structure does not need to be damaged, disassembly and assembly are easy, and the efficiency is high.

The utility model discloses a railway signal lamp maintenance auxiliary structure, which belongs to the technical field of railway signal lamp maintenance and is characterized by comprising a mounting seat, a stabilizing column is fixedly connected to the top of the mounting seat, an adjusting column is movably connected to the inner wall of the stabilizing column, and an auxiliary component is bolted to the outer wall of the adjusting column. A railway signal lamp body is in bolted connection with the outer wall of the adjusting column and used for protecting the railway signal lamp body, then a maintainer climbs up a ladder to overhaul the railway signal lamp body, an installation clamp and a connecting block are both matched with installation of a stabilizing column, and an auxiliary assembly is stabilized on the stabilizing column; a maintainer can temporarily place maintenance tools or railway signal lamp body components on the inner side of the placing box by rotating the sealing cover connected with the placing box, the maintenance tools or the railway signal lamp body components can be conveniently taken and used by the maintainer, and the sealing cover is used for sealing the top of the placing box and preventing foreign matter from entering the inner side of the placing box.

The utility model discloses an annunciator for realizing positive and negative display in the same line. The annunciator is provided with three lamp positions for commanding forward driving and three lamp positions for commanding reverse driving and is arranged on the left side of a line, the annunciator is in a left-side driving mode during forward driving, and the annunciator is in a right-side driving mode during reverse driving. The height of the machine column is the same as that of an existing section passing through a signal machine, the lamp positions for commanding forward and reverse driving are located at the same height, and the requirement that a signal machine maintainer keeps a 2m safe distance from a contact network during maintenance operation is met. In order to ensure that the signal light display effect is good, the signal machine belongs to an LED color light signal machine.

The invention provides an integrally die-cast LED railway signal lamp heat dissipation box, and relates to the technical field of heat dissipation boxes, the integrally die-cast LED railway signal lamp heat dissipation box comprises an integrated die-casting box, a control assembly and a temperature sensor are installed in the integrated die-casting box, a connecting block is installed on one side of the integrated die-casting box, an installation block is arranged on the connecting block, and the installation block is used for installing a signal lamp. A heat dissipation mechanism is arranged on the upper side of the integrated die-casting box, and the heat dissipation mechanism, the signal lamp, the control assembly and the temperature sensor are electrically connected. According to the invention, by adopting the design of the integrated die-cast box body, the sealing performance and the heat conduction continuity of the box body are greatly improved, external dust, rainwater and other impurities can be effectively prevented from invading the box, and short circuit or poor contact caused by damp and dust accumulation of the control assembly and the signal lamp driving module is avoided; on the other hand, the box body can quickly conduct heat generated when the signal lamp and the control assembly work.

An indicating signal lamp mounting structure comprises a bottom connecting layer, an auxiliary center plate arranged in the middle of the bottom connecting layer, a vertical supporting rod arranged on the upper portion of the auxiliary center plate, a signal lamp arranged on the top of the vertical supporting rod, an annular plate arranged on the outer side of the vertical supporting rod, and a signal lamp arranged on the bottom of the annular plate, and the bottom of the annular plate is connected with the bottom connecting layer. A pouring concrete layer is arranged between the annular plate and the vertical supporting rod. The bottom connecting part and the supporting foundation are adopted at the bottom to complete fixation, then the annular plate is arranged on the upper portion, concrete is arranged in the annular plate to form the pouring concrete layer, and the overall structure is obtained, and due to the arrangement of the annular plate, the whole construction efficiency is high, and the bonding effect with the supporting foundation is good.

A power supply device for ground sensing in a railway locomotive signal machine is characterized by comprising a one-way power supply module, the one-way power supply module is connected with a ground sensor in series, and the one-way power supply module is connected with a signal lamp power supply in parallel. According to the utility model, the designed one-way power supply module is used for replacing a transmission mode of a current transformer adopted in an original circuit, and compared with an original direct current output current transformer, the one-way power supply module is longer in service life, smaller in overall size and smaller in occupied space of a signal machine; the unidirectional power supply module supplies power to the ground inductor and is connected in parallel with the signal lamp power supply, so that the voltage of the ground inductor is not influenced by the power supply of the signal lamp in the prior art, stable output of the voltage is still maintained, and the stability of the voltage of the ground inductor is indirectly maintained; and when the signal lamp power supply still works normally, the voltage still can be stably output, and the stability of the ground induction voltage is indirectly maintained.

The utility model belongs to the technical field of railway red cards, and particularly discloses an intelligent railway red card which comprises a warning red card, a supporting column, a clamping frame and an installation box body, the warning red card is fixedly installed at the top end of the supporting column, the clamping frame is fixedly connected to the bottom end of the supporting column, and the installation box body is installed on the outer wall of the supporting column; an inclination monitoring sensor, a processing circuit and a power supply battery are arranged in the mounting box body, the power supply battery provides electric energy for the inclination monitoring sensor and the processing circuit, and the signal output end of the inclination monitoring sensor is connected with the processing circuit. During use, an intelligent detection system is arranged, whether the supporting column is in a vertical state or not is detected based on the inclination monitoring sensor, when the supporting column topples over, the situation can be found in time, the supporting column is rapidly adjusted to be erected again based on the found result, and losses are reduced. Meanwhile, the supporting column and the warning red board are erected in time, the warning effect on the train can be achieved, and the dangerous situation is avoided.

The invention discloses an interlocking Boolean logic graphical display method and system. The method comprises the steps that an interlocking Boolean logic source code file is read on a graphical user interface of a computer; analyzing the interlocking Boolean logic source code file, splitting each Boolean expression in the interlocking Boolean logic source code file to obtain the split Boolean expressions, and displaying each split Boolean expression on the graphical user interface; according to each split Boolean expression, generating an expression graph corresponding to the Boolean expression on the graphical user interface; each expression graph is stored in a vector diagram mode, the problem of software logic visualization pain points is solved, and the interlocking Boolean logic relation can be visually displayed; through the design of display elements, the understanding difficulty of signal personnel is reduced.

A signal lamp, especially for optical signal indicators intended for road traffic control with the optical system of the lamp comprising a central light sources placed on a printed-circuit board (2) that is detachably attached a body (3), a condenser (4) preferably in the form of a Fresnel lens, and an optical cover (6), wherein the central light sources consists of at least two point light sources (1), preferably LEDs, and that placed between the condenser (4) and the optical cover (6) is a diverging element (5) that is formed by a fiat disc the contour of which is identical with the contour of the condenser (4) and the front exit face (51) of which is shaped concentrically towards the optical axis (o) of the system, wherein the point light sources (1) are placed on a printed-circuit board (2) at a focal distance in close proximity to, and symmetrically with regard to, the optical axis of the condenser (4), and wherein the printed-circuit board (2) is attached to the body (3) via a thermal pad (21) that is mounted to the face of the cutout (314) created above the opening (311) of the entrance face (31) of the hollow body (3).

The application relates to a protection method for early relief of a railway train, relates to a railway train dispatching protection method, and aims to solve the problem of reduced safety of railway train operation caused by early relief of the railway train. First, tail position information of the railway train is located; whether the railway train can be early relieved is judged according to the tail position information of the railway train; if the railway train can be early relieved, the railway train starts early relief, and whether the railway train will invade an insulation joint in the process of early relief is judged; if the insulation joint is not invaded in the process of early relief, the railway train continues early relief until the railway train completes the early relief; if the railway train cannot be early relieved, the railway train remains unchanged; if the insulation joint is invaded in the process of early relief, the railway train stops early relief. The safety of the train in early relief operation is improved.

The invention provides an outdoor LED railway signal mechanism box with a multi-protection structure, and relates to the technical field of railway signal boxes, the outdoor LED railway signal mechanism box comprises a mounting rod, a box body is mounted on the mounting rod, a mounting piece is arranged on one side of the box body, a railway signal lamp is mounted on the mounting piece, an L-shaped connecting plate is arranged on the mounting piece, and the top end of the L-shaped connecting plate is obliquely arranged; a plurality of S-shaped holes are formed in the lower surface of the box body, and a buffer assembly is further arranged on the mounting rod. By arranging the L-shaped connecting plate obliquely arranged on the mounting piece, rainwater and dust can be prevented from being accumulated at the connecting part of the signal lamp and the box body, and the path of water and impurities invading the interior of the signal lamp is reduced; the S-shaped holes in the lower surface of the box body can prevent rainwater and dust from directly entering the box body by means of the S-shaped bent structures while achieving ventilation and heat dissipation in the box body, so that contact between moisture and dust and a signal lamp lens is blocked in a multi-dimensional mode, the definition and identification degree of signal display are guaranteed, and railway traffic safety is maintained.