Power supply monitoring and emergency response device

Abstract

The utility model discloses a power supply monitoring and emergency response device, which relates to the field of power supply monitoring, solves the problem that the existing railway signal power supply is easy to double-break in thunderstorm weather, and comprises a device shell, and a power supply monitoring module and an emergency response module are arranged in the device shell. A signal power source is further arranged in the device shell, and a power transmission line for supplying power to the signal power source is further arranged in the device shell. The power supply monitoring module is used for monitoring whether the power transmission line is powered off in real time; according to the utility model, through the emergency response module, when the output line of the signal power supply is disconnected, emergency power supply can be carried out on the signal power supply in time, so that the signal power supply is ensured to be in a normal working state, and the signal power supply is prevented from being powered off after the signal power supply is powered off. And normal power supply of the railway is realized, so that the emergency protection effect is achieved.

Description

Technical Field

[0001] The utility model relates to the field of power supply monitoring, in particular to a power supply monitoring and emergency response device. Background Art

[0002] Railway power supply is a technology and equipment system that provides electrical energy for electrified railway systems. It is mainly composed of main substations, distribution stations, overhead lines, underground cables, signal power supplies and equipment. The circuits are long and complex, the load properties are changeable, small animals frequently appear, and many areas are prone to lightning strikes, resulting in unstable power supply, frequent grid fluctuations, power outages and other phenomena.

[0003] In railway power supply, signal power supply often adopts dual power supply for switching power supply. When thunderstorm occurs, signal power supply is prone to double stop, causing signal power supply disconnection, affecting the normal power supply of railway. There is a lack of emergency response function for signal power supply, and during maintenance, when dual power supply is disconnected at the same time, the safety is low. Summary of the invention

[0004] The purpose of the utility model is to provide a power supply monitoring and emergency response device, which can solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a power supply monitoring and emergency response device, comprising a device housing, wherein a power supply monitoring module and an emergency response module are arranged inside the device housing, and a signal power supply is also arranged inside the device housing, and a power transmission line for supplying power to the signal power supply is also arranged inside the device housing; the power supply monitoring module is used to monitor in real time whether the power transmission line is powered off; the emergency response module is used to provide emergency power to the signal power supply after the power transmission line is powered off.

[0006] Preferably, the emergency response module includes a battery, the battery is mounted on the bottom inner wall of the device housing, and the battery is connected in parallel with the transmission line and the signal power supply;

[0007] When the transmission line is powered on: the battery is in a floating charge state;

[0008] When the transmission line is in a power-off state: the battery is in a power supply state for the signal power supply.

[0009] Preferably, the emergency response module includes a generator, which is fixedly mounted on the bottom inner wall of the device housing, and is electrically connected to the transmission line through the signal power supply. A shutter is fixedly mounted on the outside of the generator, and a warning horn is fixedly mounted on the surface of the shutter, and a spring button is mounted on the outside of the shutter, and the generator is opened by the spring button to provide emergency power to the signal power supply.

[0010] Preferably, the power monitoring module is located between the generator and the transmission line, and the power monitoring module includes an installation box, which is fixedly installed on the outside of the signal power supply, and a current detector for detecting the current of the signal power supply is fixedly installed inside the installation box, which is used for real-time monitoring of the transmission line of the signal power supply, and a rectifier is fixedly installed inside the installation box, and the rectifier is electrically connected to the current detector, an iron core is provided on the outside of the rectifier, and a conductive coil is wound on the outside of the iron core, and both ends of the conductive coil are fixedly connected to the rectifier, the rectifier switches the alternating current transmitted from the signal power supply to the conductive coil into direct current, so that the conductive coil and the iron core form an electromagnet, and an iron block is provided at the bottom of the iron core. When the rectifier is energized, the iron core can absorb the iron block, and the bottom of the iron block is fixedly connected to a sliding rod extending to the bottom of the installation box. The bottom of the installation box is provided with a sliding cavity for the sliding rod and the iron block to slide within a certain range, and a spring is fixedly connected between the bottom of the iron block and the bottom inner wall of the installation box, and one end of the sliding rod is fixedly connected to a push strip 1, and one end of the push strip 1 is provided with a push strip 2 away from the slide rod, and the contact surface of the push strip 1 and the push strip 2 are both inclined structures, so that when the push strip 1 moves downward, the push strip 2 can push the push strip 2 to move horizontally, and the push strip 2 and the outer side of the push strip 1 are movably sleeved with an L-shaped sliding cylinder, and the L-shaped sliding cylinder is fixedly installed at the bottom of the installation box, and the push strip 2 is fixedly connected to a push rod at one end away from the push strip 1, and one end of the push rod contacts the spring button, so that when the push strip 2 moves, the spring button is opened by the push rod, and a spring 2 is fixedly connected between the push strip 2 and the inner wall of the L-shaped sliding cylinder, and the elastic potential energy of the spring 2 is less than that of the spring 1.

[0011] Preferably, a wiring partition is provided on the inner side of the device housing, and two symmetrically distributed slots are opened on the inner side of the device housing. The wiring partition is limitedly inserted between the two slots, and the generator and the battery are electrically connected through the wiring partition and the transmission line on the signal power supply, so as to facilitate the assembly of the signal power supply, the generator and the battery.

[0012] Preferably, both ends of the iron core are fixedly connected with positioning rings, and a positioning cavity for limiting insertion of the positioning ring is opened on the inner side of the installation box to provide positioning for the iron core.

[0013] Preferably, a wiring port for installing the transmission line is provided on the left side of the device housing, a positioning card plate located below the transmission line is fixedly connected to the inner side of the wiring port, a positioning pressure plate located above the transmission line is limitedly slidably provided on the inner side of the wiring port, and a plurality of equally spaced arc grooves are provided on a side of the positioning card plate and the positioning pressure plate close to the transmission line to facilitate installation, positioning and disassembly of the transmission line.

[0014] Preferably, a pull block is fixedly connected to the outer side of the positioning pressure plate, the length of the positioning pressure plate is greater than the positioning clamping plate, and a sliding groove is provided on the inner side of the wiring port for limiting the sliding of the positioning pressure plate, so as to facilitate pulling the pull block to open the positioning pressure plate and disassemble the power transmission line.

[0015] Preferably, a surface of the positioning card away from the pull block is fixedly connected with a plurality of arc-shaped support bars corresponding to the positions of the arc-shaped grooves, so as to provide support for the transmission line and improve the firmness of the installation of the transmission line and the signal power supply.

[0016] Preferably, a plurality of ventilation holes are provided on the outer side of the device housing to facilitate heat dissipation of the signal power supply, the battery and the generator.

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] 1. The utility model can provide emergency power supply to the signal power supply in time when the output line of the signal power supply is disconnected through the emergency response module, so as to ensure that the signal power supply is in a normal working state and prevent the normal power supply of the railway from being interrupted after the signal power supply is cut off, thereby achieving the effect of emergency protection.

[0019] 2. The utility model can monitor the output line of the signal power supply in real time through the power supply monitoring module, and issue an early warning prompt after the output line is disconnected, which is convenient for staff to repair and quickly supply power to the signal power supply to ensure the normal operation of the signal power supply and prevent double shutdown in thunderstorm weather, thereby achieving the effect of real-time monitoring. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the structure of the generator and the battery in the utility model;

[0022] Figure 3 This is a schematic diagram of the current detector and the iron core structure in the utility model;

[0023] Figure 4 This is a schematic diagram of the structure of the shutter and the iron core in the utility model;

[0024] Figure 5 This is a schematic diagram of the wiring partition and device housing structure in the utility model;

[0025] Figure 6 for Figure 5 Schematic diagram of the enlarged structure of area A in the middle.

[0026] In the figure: 1. device housing; 2. positioning pressure plate; 3. pull block; 4. signal power supply; 5. arc support bar; 6. transmission line; 7. battery; 8. generator; 9. opener and closeer; 10. warning horn; 11. spring button; 12. installation box; 13. current detector; 14. rectifier; 15. iron core; 16. conductive coil; 17. iron block; 18. slide bar; 19. spring one; 20. push bar one; 21. push bar two; 22. L-shaped slide cylinder; 23. push rod; 24. spring two; 25. wiring partition; 26. positioning ring; 27. positioning card plate. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] Example 1: Please refer to Figure 1 and Figure 2 A power supply monitoring and emergency response device shown in the figure includes a device housing 1, a power supply monitoring module and an emergency response module are arranged inside the device housing 1, and a signal power supply 4 is also arranged inside the device housing 1, and a transmission line 6 for supplying power to the signal power supply 4 is also arranged inside the device housing 1; the power supply monitoring module is used to monitor in real time whether the transmission line 6 is powered off; the emergency response module is used to provide emergency power supply to the signal power supply 4 after the transmission line 6 is powered off.

[0029] The emergency response module includes a battery 7, which is mounted on the bottom inner wall of the device housing 1, and the battery 7 is connected in parallel with the transmission line 6 and the signal power supply 4;

[0030] When the transmission line 6 is powered on: the battery 7 is in a floating charge state;

[0031] When the power transmission line 6 is powered off: the battery 7 is in the power supply state for the signal power supply 4.

[0032] Working principle: When the transmission line 6 is operating normally, the transmission line 6 can provide normal power supply to the signal power supply 4 and the battery 7. When the transmission line 6 is disconnected, the battery 7 can provide emergency power supply to the signal power supply 4 to ensure that the signal power supply 4 is in a normal working state, which is convenient for the staff to carry out maintenance, thereby achieving the effect of emergency protection.

[0033] Example 2: Please refer to Figure 2-Figure 4A power supply monitoring and emergency response device shown in the figure includes a device housing 1, a power supply monitoring module and an emergency response module are arranged inside the device housing 1, and a signal power supply 4 is also arranged inside the device housing 1, and a transmission line 6 for supplying power to the signal power supply 4 is also arranged inside the device housing 1; the power supply monitoring module is used to monitor in real time whether the transmission line 6 is powered off; the emergency response module is used to provide emergency power supply to the signal power supply 4 after the transmission line 6 is powered off.

[0034] The emergency response module includes a generator 8, which is fixedly mounted on the bottom inner wall of the device housing 1. The generator 8 is electrically connected to the transmission line 6 through the signal power supply 4. A shutter 9 is fixedly mounted on the outside of the generator 8. A warning horn 10 is fixedly mounted on the surface of the shutter 9. When the shutter 9 opens the generator 8, the warning horn 10 can make a sound to prompt the staff to facilitate maintenance. A spring button 11 is installed on the outside of the shutter 9. The spring button 11 is used to open the generator 8 to provide emergency power to the signal power supply 4.

[0035] The power monitoring module is located between the generator 8 and the transmission line 6. The power monitoring module includes a mounting box 12. The mounting box 12 is fixedly mounted on the outside of the signal power supply 4. A current detector 13 for detecting the current of the signal power supply 4 is fixedly mounted inside the mounting box 12. The current detector 13 is used to monitor the transmission line 6 of the signal power supply 4 in real time. A rectifier 14 is fixedly mounted inside the mounting box 12. The rectifier 14 is electrically connected to the current detector 13. An iron core 15 is arranged on the outside of the rectifier 14. A conductive coil 16 is wound around the outside of the iron core 15. The conductive coil 16 is The two ends of the rectifier 14 are fixedly connected to the rectifier 14, and the rectifier 14 switches the alternating current transmitted by the signal power supply 4 to the conductive coil 16 into direct current, so that the conductive coil 16 and the iron core 15 form an electromagnet. An iron block 17 is arranged at the bottom of the iron core 15. When the rectifier 14 is powered on, the iron core 15 can absorb the iron block 17. The bottom of the iron block 17 is fixedly connected to a slide rod 18 extending to the bottom of the installation box 12. The bottom of the installation box 12 is provided with a slide cavity for the slide rod 18 and the iron block 17 to slide in a limited position. The bottom of the iron block 17 is fixedly connected to the bottom inner wall of the installation box 12. A spring 19 is connected, and one end of the slide bar 18 away from the iron block 17 is fixedly connected to a push bar 20, and one end of the push bar 20 away from the slide bar 18 is provided with a push bar 21, and the contact surfaces of the push bar 20 and the push bar 21 are both inclined structures, so that when the push bar 20 moves downward, it can push the push bar 21 to move horizontally, and the push bar 21 and the outer side of the push bar 20 are movably sleeved with an L-shaped slide cylinder 22, and the L-shaped slide cylinder 22 is fixedly installed at the bottom of the installation box 12, and the push bar 21 is fixedly connected to the end of the push bar 21 away from the push bar 20. A push rod 23 is fixedly connected to the end of the push bar 23. The end contacts with the spring button 11, so that when the push bar 21 moves, the spring button 11 is opened by the push rod 23, and a spring 24 is fixedly connected between the push bar 21 and the inner wall of the L-shaped slide tube 22. The elastic potential energy of the spring 24 is less than that of the spring 19, so that when the spring 19 pulls the iron block 17 to move, the spring 24 can be compressed by the push bars 1 20 and the push bars 21. Both ends of the iron core 15 are fixedly connected with a positioning ring 26, and a positioning cavity for the positioning ring 26 to be limited and inserted is opened on the inner side of the installation box 12, which is used to provide positioning for the iron core 15.

[0036] Working principle: when the transmission line 6 is disconnected, the power supply to the current detector 13 is stopped, and the power supply to the iron core 15 is stopped through the rectifier 14. The iron core 15 loses its magnetic force and stops adsorbing the iron block 17. The elasticity of the spring 19 is used to pull the iron block 17 downward, and the iron block 17 can push the push bar 120 on the slide bar 18 to move along the inner side of the L-shaped slide cylinder 22. The inclined surface of the push bar 120 contacts the inclined surface of the push bar 21, pushing the push bar 21 to move horizontally, so that the push rod 23 on the push bar 21 pushes the spring button 11 to open the shutter 9. The shutter 9 can turn on the generator 8 to provide emergency power supply for the signal power supply 4, and the shutter 9 opens the warning horn 10 to make a sound, so that the staff can find the signal power supply 4 disconnected from the transmission line 6 for maintenance, thereby achieving the effect of real-time power supply monitoring and emergency safety power supply.

[0037] Example 3: Please refer to Figure 2-Figure 6 , this embodiment further explains other embodiments. A wiring partition 25 is provided on the inner side of the device housing 1 in the figure. Two symmetrically distributed slots are provided on the inner side of the device housing 1. The wiring partition 25 is limitedly inserted between the two slots. The generator 8 and the battery 7 are electrically connected to the transmission line 6 on the signal power supply 4 through the wiring partition 25, which is convenient for assembling the signal power supply 4, the generator 8 and the battery 7. A wiring port for installing the transmission line 6 is provided on the left side of the device housing 1. A positioning card plate 27 located below the transmission line 6 is fixedly connected to the inner side of the wiring port. A positioning pressure plate 2 located above the transmission line 6 is limitedly slidably provided on the inner side of the wiring port. The positioning card plate 27 and the positioning pressure plate A plurality of equally spaced arc grooves are provided on one side of the positioning plate 2 close to the transmission line 6, which is convenient for installation, positioning and removal of the transmission line 6. A pull block 3 is fixedly connected to the outer side of the positioning plate 2. The length of the positioning plate 2 is greater than the positioning card plate 27. A sliding groove for limiting the sliding of the positioning plate 2 is provided on the inner side of the wiring port, which is convenient for pulling the pull block 3 to open the positioning plate 2 and remove the transmission line 6. A plurality of arc support bars 5 corresponding to the position of the arc grooves are fixedly connected to the side of the positioning card plate 27 away from the pull block 3, which provide support for the transmission line 6 and improve the firmness of the installation of the transmission line 6 and the signal power supply 4. A plurality of air holes are provided on the outer side of the device housing 1, which is convenient for heat dissipation of the signal power supply 4, the battery 7 and the generator 8.

[0038] In this embodiment: its purpose is that after the user installs the signal power supply 4, the battery 7 and the generator 8 into the device housing 1, the battery 7 and the generator 8 are installed and connected with the signal power supply 4 through the wiring partition 25, and when installing the transmission line 6, the transmission line 6 passes through the wiring port on the device housing 1, and the pull block 3 is pulled to press the positioning pressure plate 2 and the positioning card plate 27 against the outside of the transmission line 6, and the arc-shaped support bar 5 provides support for the bottom of the transmission line 6, thereby improving the firmness of the installation of the transmission line 6 and the signal power supply 4. When the signal power supply 4, the battery 7 and the generator 8 are in operation, the air vents on the device housing 1 can facilitate the heat dissipation of the signal power supply 4, the battery 7 and the generator 8, thereby improving the safety of the equipment operation.

[0039] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include"-"comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process-method-article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process-method-article or device.

[0040] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A power supply monitoring and emergency response device, characterized in that: include: A device housing (1), wherein a power monitoring module and an emergency response module are arranged inside the device housing (1), and a signal power supply (4) is also arranged inside the device housing (1), and a power transmission line (6) for supplying power to the signal power supply (4) is also arranged inside the device housing (1); The power monitoring module is used to monitor in real time whether the power transmission line (6) is powered off. The emergency response module comprises a storage battery (7). The storage battery (7) is mounted on the bottom inner wall of the device housing (1). The storage battery (7) is connected in parallel with the power transmission line (6) and the signal power supply (4). When the transmission line (6) is powered on, the storage battery (7) is in a floating charge state; When the transmission line (6) is in a power-off state: the storage battery (7) is in a power supply state for the signal power supply (4); The emergency response module is used to provide emergency power to the signal power supply (4) after the power supply to the transmission line (6) is cut off. The emergency response module comprises a generator (8). The generator (8) is fixedly mounted on the bottom inner wall of the device housing (1). The generator (8) is electrically connected to the transmission line (6) through the signal power supply (4). An opener (9) is fixedly mounted on the outer side of the generator (8). A warning horn (10) is fixedly mounted on the surface of the opener (9). A spring button (11) is mounted on the outer side of the opener (9).

2. A power supply monitoring and emergency response device according to claim 1, characterized in that: The power monitoring module is located between the generator (8) and the transmission line (6), and comprises an installation box (12), the installation box (12) being fixedly installed on the outside of the signal power supply (4), a current detector (13) for detecting the current of the signal power supply (4) being fixedly installed inside the installation box (12), a rectifier (14) being fixedly installed inside the installation box (12), the rectifier (14) being electrically connected to the current detector (13), an iron core (15) being arranged on the outside of the rectifier (14), a conductive coil (16) being wound around the outside of the iron core (15), two ends of the conductive coil (16) being fixedly connected to the rectifier (14), an iron block (17) being arranged at the bottom of the iron core (15), a sliding rod (18) extending to the bottom of the installation box (12) being fixedly connected to the bottom of the iron block (17), and a slot for limiting the sliding rod (18) and the iron block (17) being provided at the bottom of the installation box (12). A spring 1 (19) is fixedly connected between the bottom of the iron block (17) and the bottom inner wall of the installation box (12); a push bar 1 (20) is fixedly connected to the end of the slide bar (18) away from the iron block (17); a push bar 2 (21) is arranged at the end of the push bar 1 (20) away from the slide bar (18); the contact surfaces of the push bar 1 (20) and the push bar 2 (21) are both inclined structures; the push bar 2 (21) and the outer side of the push bar 1 (20) are connected to each other. An L-shaped slide (22) is movably sleeved, and the L-shaped slide (22) is fixedly installed at the bottom of the installation box (12). One end of the push strip 2 (21) away from the push strip 1 (20) is fixedly connected to a push rod (23), and one end of the push rod (23) is in contact with the spring button (11). A spring 2 (24) is fixedly connected between the push strip 2 (21) and the inner wall of the L-shaped slide (22), and the elastic potential energy of the spring 2 (24) is smaller than that of the spring 1 (19).

3. A power supply monitoring and emergency response device according to claim 1, characterized in that: A wiring partition (25) is provided on the inner side of the device housing (1), and two symmetrically distributed slots are provided on the inner side of the device housing (1). The wiring partition (25) is limitedly inserted between the two slots, and the generator (8) is electrically connected to the transmission line (6) on the signal power supply (4) through the wiring partition (25).

4. A power supply monitoring and emergency response device according to claim 2, characterized in that: Both ends of the iron core (15) are fixedly connected with positioning rings (26), and the inner side of the installation box (12) is provided with a positioning cavity for the positioning ring (26) to be inserted in a limited position.

5. A power supply monitoring and emergency response device according to claim 1, characterized in that: A wiring port for installing the power transmission line (6) is provided on the left side of the device housing (1); a positioning clamp (27) located below the power transmission line (6) is fixedly connected to the inner side of the wiring port; a positioning pressure plate (2) located above the power transmission line (6) is limitedly slidable on the inner side of the wiring port; a plurality of equally spaced arc grooves are provided on a side of the positioning clamp (27) and the positioning pressure plate (2) close to the power transmission line (6).

6. A power supply monitoring and emergency response device according to claim 5, characterized in that: A pull block (3) is fixedly connected to the outer side of the positioning pressure plate (2); the length of the positioning pressure plate (2) is greater than the positioning clamping plate (27); and a sliding groove for limiting the sliding of the positioning pressure plate (2) is provided on the inner side of the wiring port.

7. A power supply monitoring and emergency response device according to claim 6, characterized in that: A plurality of arc-shaped support bars (5) corresponding to the positions of the arc-shaped grooves are fixedly connected to a surface of the positioning clamping plate (27) away from the pulling block (3).

8. A power supply monitoring and emergency response device according to claim 1, characterized in that: A plurality of ventilation holes are provided on the outer side of the device housing (1).

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