CN109698609B - Multifunctional power supply device for railway signal test - Google Patents
Multifunctional power supply device for railway signal test Download PDFInfo
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- CN109698609B CN109698609B CN201910073902.0A CN201910073902A CN109698609B CN 109698609 B CN109698609 B CN 109698609B CN 201910073902 A CN201910073902 A CN 201910073902A CN 109698609 B CN109698609 B CN 109698609B
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- 230000017525 heat dissipation Effects 0.000 claims abstract description 5
- 230000005284 excitation Effects 0.000 claims description 3
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- 238000010276 construction Methods 0.000 abstract description 19
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of AC power input into DC power output; Conversion of DC power input into AC power output
- H02M7/003—Constructional details, e.g. physical layout, assembly, wiring or busbar connections
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Abstract
The invention discloses a multifunctional power supply device for railway signal tests, which comprises a box body, wherein a control panel is attached to the surface of the box body, and electrical equipment is attached to the box body, and comprises a direct-current 220V turnout power supply module, a 25HZ track circuit power supply module, a direct-current 24V relay power supply module, a 220V-to-380V inverter module and a transformer; the control panel is provided with eight groups of circuit breakers, five wiring terminal blocks, four ship-shaped switches, a power supply switching toggle switch, two AC220V wiring terminal columns, a heat dissipation fan, three digital display indicating lamps, a digital display ammeter, a digital display voltmeter, a three-phase alternating current power supply starting button, a power supply input three-core aviation plug, a 25HZ track circuit phase tester, four toggle switches and two 4-hole track wiring terminals. The application of the invention greatly reduces the construction risk coefficient, reduces the engineering cost and improves the driving safety.
Description
Technical Field
The invention relates to the technical field of railway business line reconstruction engineering, in particular to a multifunctional power supply device for railway signal test.
Background
The China railway has many business wire signal equipment reconstruction engineering construction each year, and the railway business wire signal equipment reconstruction construction also has a large number of newly-added signal equipment and modified signal equipment to carry out interlocking tests so as to verify that the equipment circuit is correct and works normally. The test power supply is generally introduced from the existing equipment or used for temporary power supply. However, it is very difficult to obtain a test power supply from an existing signal device, and a temporary power supply is unreliable. Because the signal equipment is the core control equipment for railway transportation, the existing signal equipment must be used in the blocked construction point, and the existing equipment is forbidden outside the blocked construction point. Because the transportation is busy, the locking point for construction is limited, and the application time period of the locking point is long and the procedure is complicated. Therefore, the signal equipment reconstruction construction is carried out in a business line, a simple and convenient portable multifunctional device which can provide various test power supplies and realize various signal equipment tests is very needed to finish the test before the signal reconstruction equipment is started, ensure the safety and the normal point are started, and the multifunctional power supply device for the railway signal test is researched and developed for the purpose.
Disclosure of Invention
The invention aims to overcome the defects of large volume, difficult portability, single test power supply, single function and the like in the prior art, and provides a multifunctional power supply device for railway signal test.
The invention is realized by the following technical scheme:
a railway signal test multifunctional power supply device is characterized in that: the power supply device comprises a box body, wherein a control panel is attached to the surface of the box body, and electrical equipment is attached to the box body, and comprises a direct-current 220V turnout power supply module, a 25HZ track circuit power supply module, a direct-current 24V relay power supply module, a 220V-to-380V inverter module and a transformer, wherein the input of the transformer is 220V alternating current, and the output of the transformer is 110V alternating current and 220V alternating current;
eight groups of circuit breakers, five connecting terminal blocks, one to five ship-shaped switches, one to four power supply switching toggle switches, two AC220V connecting terminal columns, one cooling fan, one to three digital display indicating lamps, one to three digital display ammeter, one digital display voltmeter, one three-phase alternating current power supply starting button, one power supply input three-core aviation plug, one 25HZ track circuit phase tester, one to four toggle switches, one to four 4-hole track connecting terminals and two; the breaker group comprises a group of 3P breakers, a group of 1P+N breakers and six groups of 1P breakers;
the AC220V power supply is used as an input power supply to be connected with the power supply input three-core aviation plug, and the power supply input three-core aviation plug is connected with the 1P+N circuit breaker and then is respectively connected with the voltage input ends of the direct current 220V turnout power supply module, the 25HZ track circuit power supply module, the direct current 24V relay power supply module and the 220V-to-380V inverter module, and a digital display ammeter and a digital display voltmeter are also connected at the input voltage;
the voltage input and output ends of the direct current 220V turnout power supply module are respectively connected with a group of 1P circuit breakers serving as a road power supply circuit breaker and a road power-out circuit breaker, the voltage output end of the direct current 220V turnout power supply module is also connected with a digital display indicator lamp I and a ship-shaped switch I, and the output end of the ship-shaped switch I is connected with a wiring terminal block;
the voltage input and output ends of the 25HZ track circuit power supply module are respectively connected with a group of 1P circuit breakers serving as a track supply circuit breaker and a track output circuit breaker, the voltage input end of the 25HZ track circuit power supply module is also connected with the transformer, the voltage output end of the 25HZ track circuit power supply module is also connected with a digital display indicator lamp II, a ship-shaped switch II and a ship-shaped switch III, the input ends of the ship-shaped switch II and the ship-shaped switch III are respectively connected with a button switch I, and the output ends of the ship-shaped switch II and the ship-shaped switch III are respectively connected with a wiring terminal block II and a wiring terminal block III; the output end of the toggle switch I is connected with the power supply voltage input end of the 25HZ track circuit phase tester and the 4-hole track wiring terminal I, the three test voltage input ends of the 25HZ track circuit phase tester are connected with the toggle switches II, III and IV, and the input ends of the toggle switches II, III and IV are respectively connected with the 4-hole track wiring terminal I, the 4-hole track wiring terminal II and the 4-hole track wiring terminal II;
the voltage input end and the voltage output end of the direct current 24V relay power supply module are respectively connected with a group of 1P circuit breakers serving as relay supply circuit breakers and relay discharge circuit breakers, the voltage output end of the direct current 24V relay power supply module is also connected with a digital display indicator lamp III, a heat dissipation fan and a ship-shaped switch IV, and the output end of the ship-shaped switch IV is connected with a wiring terminal block IV;
the voltage input end of the 220V-to-380V inverter module is connected with one output end of the power supply switching toggle switch, the other output end of the power supply switching toggle switch is connected with two AC220V wiring terminal posts, the voltage output end of the 220V-to-380V inverter module is connected with a group of 3P circuit breakers, the 220V-to-380V inverter module is also connected with a three-phase alternating current power supply starting button, and the output end of the 3P circuit breakers is connected with the five wiring terminal blocks.
The multifunctional power supply device for railway signal test is characterized in that: the first connecting terminal block outputs DC220V voltage for controlling a turnout starting power supply, the second connecting terminal block outputs AC220V voltage for controlling a 97 type 25HZ track circuit alternating current 220V track power supply, the third connecting terminal block outputs AC110V voltage for controlling a 97 type 25HZ track circuit alternating current 110V local power supply, the fourth connecting terminal block outputs DC24V voltage for controlling a direct current 24V relay excitation power supply, and the fifth connecting terminal block outputs AC380V voltage for controlling a three-phase alternating current 380V power supply or a lighting power supply of a signal machine.
The multifunctional power supply device for railway signal test is characterized in that: the digital display ammeter and the digital display voltmeter on the control panel can be used as a total power supply indicator lamp and a total current indicator lamp simultaneously; the three digital display indicator lamps one to three are a direct current 220V power indicator lamp, a track frequency digital display indicator lamp and a 24V power indicator lamp respectively.
The multifunctional power supply device for railway signal test is characterized in that: the five connecting terminal blocks one to five are spring connecting terminals; the four ship-shaped switches are one to four of 2-bit ship-shaped switches with indicator lamps.
The multifunctional power supply device for railway signal test is characterized in that: the power supply switching toggle switch on the control panel is a 220/380V power supply switching toggle switch, which controls the supply of 220V and 380V power supplies, pulls down to output 220V to 2 connecting terminal columns, and pulls up to output 380V power to the connecting terminals.
The multifunctional power supply device for railway signal test is characterized in that: the 25HZ track circuit phase tester on the control panel is a phase tester for testing the voltage and the phase of the 97 type 25HZ track circuit.
The multifunctional power supply device for railway signal test is characterized in that: the four toggle switches I to four on the control panel comprise 3 tester toggle switches II to four of the input voltage and the phase angle of the outdoor receipt of the test 97 type 25HZ track circuit and 1 phase tester local power supply toggle switch I.
The multifunctional power supply device for railway signal test is characterized in that: the first and second 4-hole track connecting terminals on the control panel comprise 6 bits of an outdoor receipt voltage connecting terminal of a test 97 type 25HZ track circuit and 2 bits of an output voltage connecting terminal of the test 97 type 25HZ track circuit.
The multifunctional power supply device for railway signal test is characterized in that: the control panel is also provided with two expansion terminal columns, and the expansion terminal columns can be used in a complementary mode according to the insufficient quantity of the output terminals.
The invention provides a device for supplying power for the prior line reconstruction of a railway, the advanced test of newly-added signal indoor local equipment, the temporary small-sized power supply, the outdoor 97-type 25HZ track circuit loop test and the railway signal interlocking test under the condition of no power supply test.
The external 220V power supply is led in through a power input three-core aviation plug and then led to a direct current 220V turnout power supply module, a 25HZ track circuit power supply module, a track transformer, a direct current 24V relay power supply module and a 220V-to-380V inverter module input terminal through a breaker respectively; pressing a three-phase alternating current power supply starting button of a 220V-to-380V inverter, outputting 380V power supply, connecting the 380V power supply to a breaker group through a cable, and outputting to a 220/380V power supply switching toggle switch to be converted to a terminal; the output power of the direct current 220V turnout power supply module is output to a middle contact point of the ship-shaped switch I through the circuit breaker, and is transmitted to the wiring terminal block I through the closing of the ship-shaped switch I through a cable; the output power of the direct current 24V relay power supply module is output to a junction in a ship-shaped switch IV through a breaker, and is transmitted to a wiring terminal block IV through the ship-shaped switch IV; the transformer outputs 110V and 220V power supplies to the 25HZ track circuit power supply module, and outputs two paths of power supplies: one path of track power supply is connected with the circuit breaker and output to a middle contact point of the ship-shaped switch II, and is transmitted to the wiring terminal block II through the closing of the ship-shaped switch II; the other path of track power supply and the local power supply are output to a first track output toggle switch, the first track output toggle switch controls a 2-bit wiring terminal for providing the local power supply for the phase instrument and controlling the output track power supply, a track input 6-bit wiring terminal is connected to the instrument, and the voltage and the phase information of an input path are monitored through movement of the second to fourth toggle switches.
The working principle of the invention is as follows:
according to the invention, the circuit breaker is protected by modularized and portable combination of several power supplies commonly used for railway signals, and the ship-shaped switch and the toggle switch are matched with input power to the wiring terminal block to supply power required; the track power supply and the local power supply output by the transformer and the track module provide a small and portable device for the voltage phase debugging of the indoor and outdoor 97-type 25HZ track circuit.
The invention has the advantages that:
the application of the invention avoids the circuit faults of the existing line newly-added equipment in debugging, reduces the potential safety hazards of incomplete conduction, line replacement, line mixing and the like of the circuit caused by human factors in the construction process, reduces the construction key points of the existing line hanging connection of the newly-added equipment, ensures the opening of the newly-added circuit, ensures the existing driving safety, improves the operation efficiency, greatly reduces the construction risk coefficient, saves the construction time, reduces the personnel investment, thereby reducing the engineering cost and improving the driving safety; the multifunctional power supply device for railway signal test has the characteristics of safety, stability, small size, portability and the like, enhances the construction capability, shortens the construction period, saves the engineering cost, reduces the energy consumption, forcefully promotes the improvement of the technical level of railway signal test, ensures the signal circuit to be correct, improves the speed of construction for upgrading and reconstruction of the existing railway of China, and has good market popularization prospect in the future in the application of the existing line reconstruction construction of various signal engineering.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present invention.
FIG. 2 is a schematic layout of a control panel according to the present invention.
Fig. 3 is a schematic diagram of the internal device structure of the present invention.
Fig. 4 is a schematic circuit structure of the present invention.
Description of the embodiments
As shown in fig. 1-4, a multifunctional power supply device for railway signal test comprises a box body 1, wherein a control panel 2 is attached to the surface of the box body 1, and electrical equipment is attached to the box body 1, wherein the electrical equipment comprises a direct current 220V switch power supply module 17, a 25HZ track circuit power supply module 18, a direct current 24V relay power supply module 19, a 220V-to-380V inverter module 20 and a transformer 21, wherein the input of the transformer 21 is alternating current 220V, and the output of the transformer is alternating current 110V and alternating current 220V;
the control panel 2 on the surface of the box body 1 is provided with eight groups of circuit breakers 3, five wiring terminal blocks 4, four ship-shaped switches 5, a power supply switching toggle switch 6, two AC220V wiring terminal columns 7, a heat dissipation fan 8, three digital display indicator lamps 9, a digital display ammeter 10, a digital display voltmeter 11, a three-phase alternating current power supply starting button 12, a power supply input three-core aviation plug 13, a 25HZ track circuit phase tester 14, four toggle switches 15 and two 4-hole track wiring terminals 16; the breaker group comprises a group of 3P breakers 3.1, a group of 1P+N breakers 3.2 and six groups of 1P breakers 3.3-3.8;
the AC220V power supply is used as an input power supply to be connected to the power supply input three-core aviation plug 13, and the power supply input three-core aviation plug 13 is connected with the 1P+N circuit breaker 3.2 and then is respectively connected with the voltage input ends of the direct current 220V turnout power supply module 17, the 25HZ track circuit power supply module 18, the direct current 24V relay power supply module 19 and the 220V-to-380V inverter module 20, and the input voltage position is also connected with the digital display ammeter 10 and the digital display voltmeter 11;
the voltage input and output ends of the direct current 220V turnout power supply module 17 are respectively connected with a group of 1P circuit breakers 3.3 and 3.4 serving as a road supply circuit breaker and a road discharge circuit breaker, the voltage output end of the direct current 220V turnout power supply module 17 is also connected with a digital display indicator lamp 9.1 and a ship-shaped switch 5.1, and the output end of the ship-shaped switch 5.1 is connected with a wiring terminal block 4.1;
the voltage input and output ends of the 25HZ track circuit power supply module 18 are respectively connected with a group of 1P circuit breakers 3.5 and 3.6 serving as a track supply circuit breaker and a track output circuit breaker, the voltage input end of the 25HZ track circuit power supply module 18 is also connected with the transformer 21, the voltage output end of the 25HZ track circuit power supply module 18 is also connected with a digital display indicator lamp 9.2, a ship-shaped switch 5.2 and a ship-shaped switch 5.3, the input ends of the ship-shaped switches 5.2 and 5.3 are also respectively connected with a button switch 15.1, and the output ends of the ship-shaped switches 5.2 and 5.3 are respectively connected with wiring terminal blocks 4.2 and 4.3; the output end of the toggle switch 15.1 is connected with the power supply voltage input end of the 25HZ track circuit phase tester 14 and the 4-hole track wiring terminal 16.1, the three test voltage input ends of the 25HZ track circuit phase tester 14 are connected with the toggle switches 15.2, 15.3 and 15.4, and the output ends of the toggle switches 15.2, 15.3 and 15.4 are respectively connected with the 4-hole track wiring terminal 16.1, the 4-hole track wiring terminal 16.2 and the 4-hole track wiring terminal 16.2;
the voltage input and output ends of the direct current 24V relay power supply module 19 are respectively connected with a group of 1P circuit breakers 3.7 and 3.8 serving as relay supply circuit breakers and relay discharge circuit breakers, the voltage output end of the direct current 24V relay power supply module 19 is also connected with a digital display indicator lamp 9.3, a heat dissipation fan 8 and a ship-shaped switch 5.4, and the output end of the ship-shaped switch 5.4 is connected with a wiring terminal block 4.4;
the voltage input end of the 220V-to-380V inverter module 20 is connected with one output end of the power supply switching toggle switch 6, the other output end of the power supply switching toggle switch 6 is connected with two AC220V binding post posts 7, the voltage output end of the 220V-to-380V inverter module 20 is connected with a group of 3P circuit breakers 3.1, the 220V-to-380V inverter module 20 is also connected with a three-phase alternating current power supply starting button 12, and the output end of the 3P circuit breakers 3.1 is connected with a binding post block 4.5.
The connecting terminal block 4.1 outputs DC220V voltage for controlling a turnout starting power supply, the connecting terminal block 4.2 outputs AC220V voltage for controlling a 97 type 25HZ track circuit alternating current 220V track power supply, the connecting terminal block 4.3 outputs AC110V voltage for controlling a 97 type 25HZ track circuit alternating current 110V local power supply, the connecting terminal block 4.4 outputs DC24V voltage for controlling a direct current 24V relay excitation power supply, and the connecting terminal block 4.5 outputs AC380V voltage for controlling a three-phase alternating current 380V power supply or a signal lighting power supply.
The digital display ammeter 10 and the digital display voltmeter 11 on the control panel 2 can be used as a total power indicator lamp and a total current indicator lamp at the same time; the three digital display indicator lamps 9.1-9.3 are respectively a direct current 220V power supply indicator lamp, a track frequency digital display indicator lamp and a 24V power supply indicator lamp.
The five wiring terminal blocks 4.1-4.5 are spring type wiring terminals; the four ship-shaped switches 5.1-5.4 are 2-position ship-shaped switches with indicator lamps.
The power supply switching toggle switch 6 on the control panel 2 is a 220/380V power supply switching toggle switch, which controls the supply of 220V and 380V power supplies, pulls down to output 220V to 2 connecting terminal columns, and pulls up to output 380V power to the connecting terminals.
The 25HZ track circuit phase tester 14 on the control panel 2 is a phase tester for testing the voltage and phase of the 97-type 25HZ track circuit.
The four toggle switches 15.1-15.4 on the control panel 2 comprise 3 tester toggle switches 15.2-15.4 for testing the input voltage and the phase angle of the outdoor receipt of the 97-type 25HZ track circuit and 1 phase tester local power supply toggle switch 15.1.
The two 4-hole track connecting terminals 16.1 and 16.2 on the control panel comprise a test 97 type 25HZ track circuit outdoor receipt voltage connecting terminal 6 bit and a test 97 type 25HZ track circuit output voltage connecting terminal 2 bit.
The control panel 2 is also provided with two expansion terminal posts 22, and the expansion terminal posts 22 can be used in a complementary combination mode according to the insufficient number of the output terminals.
The external power supply is input into a 1P+N circuit breaker 3.2 through a power input three-core aviation plug 13, is output to the 1P circuit breakers 3.3, 3.5 and 3.7 through a branch part, provides input power for a direct-current 220V turnout power supply module 17, a direct-current 24V relay power supply module 19 and a 220V-to-380V inverter module 20, provides input power for the 25HZ track power supply module 18 after the track transformer 21 transforms 2 power supplies 220V and 110V, outputs power through the power supply modules 17, 19 and 20, and is connected to a ship-shaped switch 5.1-5.4 through a wiring terminal block 4.1-4.4 through the circuit breakers 3.4, 3.6 and 3.8; the 220V-to-380V inverter module 20 outputs 380V electricity to the wiring terminal block 4.5 through the 3P breaker 3.1; the track power and the local power output by the 25HZ track circuit power supply module 18 are output to the toggle switch 15.1 in the other way, the track power supply is connected to the 1-2 holes of the 4-hole track connecting terminal 16.1 through a wire, the local power supply is connected to the phase instrument through the toggle switch 15.2, and the toggle switches 15.2-15.4 are respectively connected with the 25HZ track circuit phase test 14 and the 3-4 holes of the 4-hole track connecting terminal 16.1 and the 1-4 holes of the 4-hole track connecting terminal 16.2.
Examples
In the interlocking transformation process of the existing wire station signal computer, the indoor newly-added combination and the outdoor newly-added track circuit debugging, under the condition that no construction blocking point exists, the newly-added circuit is tested in advance by utilizing the product, the good performance of the circuit and the cable is ensured, and after the test is completed, the fault rate of the indoor and outdoor circuits is reduced to zero.
According to the existing construction transformation process, the existing line newly-added equipment circuit test method only needs to construct and seal a construction plan in advance, or can utilize other construction sealing points to perform a test, and has high uncertain risk, taking a gan line roadway gate bridge station of Anhui as an example, a newly-added turnout combination and a track combination circuit are to be incorporated into the existing interlock, and cannot influence the normal use of the existing equipment, and the existing equipment must be tested well before the equipment is opened, so that the next time of equipment is formally opened and prepared in place, the fault points in the opening process are reduced, the necessary test time is won, and the fault rate of the equipment on the day is reduced. The power supply device is small and portable, and can provide a common test power supply for indoor and outdoor equipment.
For example: the device is utilized to newly add 44#D combinations to the existing roadway bridge station in 11 months and 26 months in 2018, corresponding power supply is provided for the combinations after wiring is completed, corresponding driving and power supply are carried out on the turnout combination relay by utilizing a direct current 24V power supply in a computer interface cabinet, a single small circuit of the corresponding turnout relay is checked, a track and a local power supply are input to the newly added D42G/D44G/44DG equipment in the room, the track is output to an outdoor D42G/D44G/44DG loop to a distribution board through the track power supply, the track input on the device is connected to display track voltage and phase angle in a phase meter, the actual standard adjustment is combined, a newly added equipment circuit is started for next equipment in the process of signal software change test in 11 months and 29 days in 2018, the track voltage and phase angle are displayed, the finding of processing faults is reduced, and the accurate point of railway signal equipment is ensured.
Claims (7)
1. A railway signal test multifunctional power supply device is characterized in that: the power supply device comprises a box body, wherein a control panel is attached to the surface of the box body, and electrical equipment is attached to the box body, and comprises a direct-current 220V turnout power supply module, a 25HZ track circuit power supply module, a direct-current 24V relay power supply module, a 220V-to-380V inverter module and a transformer, wherein the input of the transformer is 220V alternating current, and the output of the transformer is 110V alternating current and 220V alternating current; eight groups of circuit breakers, five connecting terminal blocks, one to five ship-shaped switches, one to four power supply switching toggle switches, two AC220V connecting terminal columns, one cooling fan, one to three digital display indicating lamps, one to three digital display ammeter, one digital display voltmeter, one three-phase alternating current power supply starting button, one power supply input three-core aviation plug, one 25HZ track circuit phase tester, one to four toggle switches, one to four 4-hole track connecting terminals and two; the eight groups of circuit breakers comprise a group of 3P circuit breakers, a group of 1P+N circuit breakers and six groups of 1P circuit breakers; the AC220V power supply is used as an input power supply to be connected with the power supply input three-core aviation plug, and the power supply input three-core aviation plug is connected with the 1P+N circuit breaker and then is respectively connected with the voltage input ends of the direct current 220V turnout power supply module, the 25HZ track circuit power supply module, the direct current 24V relay power supply module and the 220V-to-380V inverter module, and a digital display ammeter and a digital display voltmeter are also connected at the input voltage; the voltage input and output ends of the direct current 220V turnout power supply module are respectively connected with a group of 1P circuit breakers serving as a road power supply circuit breaker and a road power-out circuit breaker, the voltage output end of the direct current 220V turnout power supply module is also connected with a digital display indicator lamp I and a ship-shaped switch I, and the output end of the ship-shaped switch I is connected with a wiring terminal block; the voltage input and output ends of the 25HZ track circuit power supply module are respectively connected with a group of 1P circuit breakers serving as a track supply circuit breaker and a track output circuit breaker, the voltage input end of the 25HZ track circuit power supply module is also connected with the transformer, the voltage output end of the 25HZ track circuit power supply module is also connected with a digital display indicator lamp II, a ship-shaped switch II and a ship-shaped switch III, the input ends of the ship-shaped switch II and the ship-shaped switch III are respectively connected with a button switch I, and the output ends of the ship-shaped switch II and the ship-shaped switch III are respectively connected with a wiring terminal block II and a wiring terminal block III; the output end of the toggle switch I is connected with the power supply voltage input end of the 25HZ track circuit phase tester and the 4-hole track wiring terminal I, the three test voltage input ends of the 25HZ track circuit phase tester are connected with the toggle switches II, III and IV, and the input ends of the toggle switches II, III and IV are respectively connected with the 4-hole track wiring terminal I, the 4-hole track wiring terminal II and the 4-hole track wiring terminal II; the voltage input end and the voltage output end of the direct current 24V relay power supply module are respectively connected with a group of 1P circuit breakers serving as relay supply circuit breakers and relay discharge circuit breakers, the voltage output end of the direct current 24V relay power supply module is also connected with a digital display indicator lamp III, a heat dissipation fan and a ship-shaped switch IV, and the output end of the ship-shaped switch IV is connected with a wiring terminal block IV; the voltage input end of the 220V-to-380V inverter module is connected with one output end of a power supply switching toggle switch, the other output end of the power supply switching toggle switch is connected with two AC220V wiring terminal posts, the voltage output end of the 220V-to-380V inverter module is connected with a group of 3P circuit breakers, the 220V-to-380V inverter module is also connected with a three-phase alternating current power supply starting button, and the output end of the 3P circuit breaker is connected with a wiring terminal block five;
the first wiring terminal block outputs DC220V voltage for controlling a turnout starting power supply, the second wiring terminal block outputs AC220V voltage for controlling a 97 type 25HZ track circuit alternating current 220V track power supply, the third wiring terminal block outputs AC110V voltage for controlling a 97 type 25HZ track circuit alternating current 110V local power supply, the fourth wiring terminal block outputs DC24V voltage for controlling a direct current 24V relay excitation power supply, and the fifth wiring terminal block outputs AC380V voltage for controlling a three-phase alternating current 380V power supply or a lighting power supply of a signal machine;
the digital display ammeter and the digital display voltmeter on the control panel can be used as a total power supply indicator lamp and a total current indicator lamp simultaneously; the three digital display indicator lamps one to three are a direct current 220V power indicator lamp, a track frequency digital display indicator lamp and a 24V power indicator lamp respectively.
2. The railway signal testing multifunctional power supply device according to claim 1, wherein: the five connecting terminal blocks one to five are spring connecting terminals; the four ship-shaped switches are one to four of 2-bit ship-shaped switches with indicator lamps.
3. The railway signal testing multifunctional power supply device according to claim 1, wherein: the power supply switching toggle switch on the control panel is a 220/380V power supply switching toggle switch.
4. The railway signal testing multifunctional power supply device according to claim 1, wherein: the 25HZ track circuit phase tester on the control panel is a phase tester for testing the voltage and the phase of the 97 type 25HZ track circuit.
5. The railway signal testing multifunctional power supply device according to claim 1, wherein: the four toggle switches I to four on the control panel comprise 3 tester toggle switches II to four of the input voltage and the phase angle of the outdoor receipt of the test 97 type 25HZ track circuit and 1 phase tester local power supply toggle switch I.
6. The railway signal testing multifunctional power supply device according to claim 1, wherein: the first and second 4-hole track connecting terminals on the control panel comprise 6 bits of an outdoor receipt voltage connecting terminal of a test 97 type 25HZ track circuit and 2 bits of an output voltage connecting terminal of the test 97 type 25HZ track circuit.
7. The railway signal testing multifunctional power supply device according to claim 1, wherein: the control panel is also provided with two expansion terminal posts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910073902.0A CN109698609B (en) | 2019-01-25 | 2019-01-25 | Multifunctional power supply device for railway signal test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910073902.0A CN109698609B (en) | 2019-01-25 | 2019-01-25 | Multifunctional power supply device for railway signal test |
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| CN115436792A (en) * | 2022-09-01 | 2022-12-06 | 西安铁路信号有限责任公司 | A full-automatic test system for binary and two-position relays |
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