CN211001359U - Lightning strike resistant railway signal lamp - Google Patents
Lightning strike resistant railway signal lamp Download PDFInfo
- Publication number
- CN211001359U CN211001359U CN201922114876.XU CN201922114876U CN211001359U CN 211001359 U CN211001359 U CN 211001359U CN 201922114876 U CN201922114876 U CN 201922114876U CN 211001359 U CN211001359 U CN 211001359U
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- light
- circuit board
- railway signal
- base
- lightning strike
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Abstract
The utility model discloses a lightning strike resistant railway signal lamp, which relates to the field of railway signal lamps and comprises a lamp cover and a base, wherein the base is provided with a light-emitting unit, the light-emitting unit comprises a circuit board and two groups of light-emitting diode groups arranged on the circuit board, each group of light-emitting diode groups is connected in series with a plurality of light-emitting diodes and also comprises a plurality of voltage-stabilizing tubes, and each light-emitting diode is connected in parallel with the voltage-stabilizing tube; the circuit board is also connected with a power line and a down lead; the overvoltage protection device is also included, and the power line and the circuit board are in equipotential connection with the overvoltage protection device; and a sealing ring is arranged between the base and the lampshade. The utility model discloses it is more energy-conserving, and the rain-proof water of lightning protection, be fit for outdoor environment, still make the troubleshooting more timely through remote alarm.
Description
Technical Field
The utility model relates to a railway signal lamp field especially relates to an anti thunder hits railway signal lamps and lanterns.
Background
The railway signal display plays an important role in safe railway driving, and along with the deep development of railway speed acceleration and railway crossing development, the reliability and the importance of the railway signal display are increasingly prominent. The railway signal lamps have found the following drawbacks through years of use: because the equipment is used outdoors, the lightning resistance and the electromagnetic interference resistance of the equipment are poor, faults often occur, the service life and the electrical appliance characteristics are greatly influenced by the environment, and the practical reliability is insufficient.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects and shortcomings of the prior art, the lightning strike resistant railway signal lamp comprises a lampshade and a base, wherein a light-emitting unit is arranged on the base and comprises a circuit board and two groups of light-emitting diode groups arranged on the circuit board, each group of light-emitting diode groups is connected with a plurality of light-emitting diodes in series, the lightning strike resistant railway signal lamp also comprises a plurality of voltage-stabilizing tubes, and each light-emitting diode is connected with the voltage-stabilizing tube in parallel; the circuit board is also connected with a power line and a down lead; the overvoltage protection device is also included, and the power line and the circuit board are in equipotential connection with the overvoltage protection device; and a sealing ring is arranged between the base and the lampshade.
Preferably, a ceramic housing is arranged outside the overvoltage protection.
Preferably, an inert gas is filled in the accommodating space between the base and the lampshade, and the inert gas is krypton.
Preferably, a heat conducting plate is arranged between the circuit board and the base.
Preferably, still including remote alarm, remote alarm is including detection part, wireless communication part and the alarm part of electricity connection in proper order, detection part with the circuit board is connected, the alarm part sets up in total accuse room.
The utility model discloses owing to adopt above technical scheme, make it compare with prior art, it is more energy-conserving, and the rain-proof water of lightning protection, be fit for outdoor environment, still make the breakdown maintenance more timely through remote alarm.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Detailed Description
The invention will be described in more detail hereinafter with reference to the accompanying drawings showing embodiments of the invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art. In the drawings, the size and relative sizes of layers and regions may be exaggerated for clarity.
As shown in the attached drawing 1, the utility model provides an anti-lightning railway signal lamp, including lamp shade and base 6, be provided with the luminescence unit on the base 6, the luminescence unit includes the circuit board 5, and set up in two sets of emitting diode group 1 on the circuit board 5, every group emitting diode group 1 establishes ties there are a plurality of emitting diode, still include a plurality of stabilivolt, every emitting diode all with stabilivolt is parallelly connected, when a certain emitting diode in a set of emitting diode damages, then the stabilivolt parallelly connected with this emitting diode punctures and switches on so as to ensure the normal work of other emitting diode; the circuit board 5 is also connected with a power supply 3 and a down lead; the power supply 3 and the circuit board 5 are connected with the overvoltage protector in an equipotential manner, a protected system is connected into the equipotential system within the shortest time, so that each port of the equipment is in an equipotential state, and simultaneously, huge pulse energy generated by lightning stroke in a circuit is released to the ground through a short-circuit line by a down lead, so that the potential difference of each interface end of the equipment is reduced, and the function of protecting the equipment is achieved; the base 6 with be provided with the sealing washer between the lamp shade 4 for the accommodation space between base 6 and the lamp shade 4 is the confined space, reduces the invasion of rainwater or other foreign matters, and protection equipment safety.
In this embodiment, the ceramic shell 8 is arranged outside the overvoltage protector, so that lightning protection is further achieved, and the safety and reliability of the whole signal lamp are improved.
In this embodiment, the accommodating space between the base 6 and the lamp housing 4 is filled with an inert gas, and the inert gas is krypton. The LED lamp is characterized by further comprising a lamp box 2, wherein the two groups of LED groups 1, the circuit board 5 and the power supply 3 are all arranged in the lamp box 2, a glass clamping ring 7 is installed behind the lamp box 2, and a heat conducting plate is arranged between the circuit board 5 and the base 6.
In this embodiment, still including remote alarm ware, remote alarm ware is including detection part, wireless communication part and the alarm part of electricity connection in proper order, detection part with the circuit board is connected, alarm part sets up in total accuse room, detects the lamps and lanterns trouble and damages the back when detection part, will send trouble alarm signal for total accuse room the very first time, notifies relevant personnel to come the maintenance, prevents the traffic accident because of the railway signal lamp trouble arouses.
As those skilled in the art will appreciate, the invention may be embodied in many other specific forms without departing from the spirit or scope thereof. Although embodiments of the present invention have been described, it is to be understood that the present invention should not be limited to those precise embodiments, and that various changes and modifications can be effected therein by one skilled in the art without departing from the scope or spirit of the invention as defined by the appended claims.
Claims (5)
1. A lightning strike resistant railway signal lamp comprises a lampshade and a base, and is characterized in that a light-emitting unit is arranged on the base, the light-emitting unit comprises a circuit board and two groups of light-emitting diode groups arranged on the circuit board, each group of light-emitting diode groups is connected with a plurality of light-emitting diodes in series, and the lightning strike resistant railway signal lamp also comprises a plurality of voltage-stabilizing tubes, and each light-emitting diode is connected with the voltage-stabilizing tube in parallel; the circuit board is also connected with a power line and a down lead;
the overvoltage protection device is also included, and the power line and the circuit board are in equipotential connection with the overvoltage protection device;
and a sealing ring is arranged between the base and the lampshade.
2. The lightning strike resistant railway signal light fixture of claim 1 wherein the overvoltage protector is externally provided with a ceramic housing.
3. The lightning strike resistant railway signal lamp of claim 1, wherein the space between the base and the lamp housing is filled with an inert gas, the inert gas being krypton.
4. The lightning strike resistant railway signal light fixture of claim 1 wherein a thermally conductive plate is disposed between the circuit board and the base.
5. The lightning strike resistant railway signal lamp according to claim 1, further comprising a remote alarm, wherein the remote alarm comprises a detection part, a wireless communication part and an alarm part which are electrically connected in sequence, the detection part is connected with the circuit board, and the alarm part is arranged in a master control room.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922114876.XU CN211001359U (en) | 2019-11-29 | 2019-11-29 | Lightning strike resistant railway signal lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922114876.XU CN211001359U (en) | 2019-11-29 | 2019-11-29 | Lightning strike resistant railway signal lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211001359U true CN211001359U (en) | 2020-07-14 |
Family
ID=71498522
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922114876.XU Active CN211001359U (en) | 2019-11-29 | 2019-11-29 | Lightning strike resistant railway signal lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211001359U (en) |
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2019
- 2019-11-29 CN CN201922114876.XU patent/CN211001359U/en active Active
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