CN2758143Y - 25HZ rail circuit device having phase angle regulating function - Google Patents
25HZ rail circuit device having phase angle regulating function Download PDFInfo
- Publication number
- CN2758143Y CN2758143Y CN 200420092057 CN200420092057U CN2758143Y CN 2758143 Y CN2758143 Y CN 2758143Y CN 200420092057 CN200420092057 CN 200420092057 CN 200420092057 U CN200420092057 U CN 200420092057U CN 2758143 Y CN2758143 Y CN 2758143Y
- Authority
- CN
- China
- Prior art keywords
- circuit
- track
- transformer
- phase angle
- bej
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Train Traffic Observation, Control, And Security (AREA)
Abstract
The utility model relates to a 25HZ track circuit device with phase angle regulating function, which is composed of a transmitting circuit, a railway steel rail and a receiving circuit, wherein the transmitting circuit comprises a step-down transformer B<1> which is positioned in an outdoor XB <1> box, a step-down resistance R and a choke transformer; the receiving circuit comprises a choke transformer, a step-up transformer B <2> which is positioned in the outdoor XB <1> box, and a track relay JRJC; the ends (3), (4) of track coils of the track relay JRJC are connected in parallel with a phase angle regulating circuit XJT. The utility model has the advantages that the utility model is convenient to regulate the phase angle of the track electric appliance to make the track circuit work in optimum state; the resistance to the unbalanced current is improved; because the series resonant circuit resonates at the 50HZ propulsion current, the utility model has a short circuit effect on 50HZ propulsion current.
Description
Technical field
The utility model relates to a kind of 25HZ track circuit device that function is adjusted at the phase angle that has, and belongs to the 25HZ track circuit that railway signal interlocking is used.
Background technology
At present, the 25HZ track circuit (referring to Fig. 2) that uses on the railway, it is made up of transtation mission circuit, railway track 1, acceptor circuit, and the mouth of transtation mission circuit connects the input end of acceptor circuit through railway track.Transtation mission circuit is by step-down transformer B
1, dropping resistor R, impedance transformer BE
1Form step-down transformer B
1Be contained in outdoor XB with dropping resistor R
1In the case; Acceptor circuit is by impedance transformer BE
2, step-up transformer B
2, selenium pile Z, protection box HF (protection box in is the series resonant circuit of forming by capacitor C and inductance L, series resonant circuit is in parallel with 3,4 ends of the track coil of track relay JRJC), track relay JRJC and capacitor C
9Form step-up transformer B
2Be contained in outdoor XB
2In the case.The working process of above-mentioned track circuit is as follows: confess 25HZ, 220V source of AC by indoor unification, arrive in the XB1 case of track circuit feed end the step-down transformer B in it
1After the step-down, deliver to impedance transformer BE after the resistance R current limliting
14,5 ends of signal coil, again through impedance transformer BE
1Hauling- eye 1,2 be connected to railway track, after the railway track transmission, arrive the impedance transformer BE of acceptor circuit
21,2 ends of hauling-eye, after transformation by impedance transformer BE
24,5 ends of signal coil deliver to acceptor circuit XB
2Case in step-up transformer B
2, through the voltage transformer indoor track relay JRJC of rear drive that boosts.Above-mentioned track circuit shortcoming is as follows: the phase angle on (1) track circuit relay J RJC can not be adjusted, the phase angle that out of reach The Ministry of Railway of the People's Republic of China, MOR " signal maintenance rule " technical standard requires: JRJC-66/345 type track relay requires 90 ° ± 8 ° of railway voltage hysteresis local voltage, and JRJC-70/240 type track relay requires 87 ° ± 8 ° of railway voltage hysteresis local voltage.(2) 25HZ track circuit Chinese People's Anti-Japanese Military and Political College traction unbalanced current has only 60A, can cause track circuit to dodge red fault when traction current is big and burns out track circuit equipment.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of a kind of 25HZ track circuit device with phase angle adjustment function that can make track circuit be operated in optimum regime and improve the anti-unbalance current value greatly.
The technical scheme that its technical matters that solves the utility model adopts:
The utility model is made up of transtation mission circuit, railway rail, acceptor circuit, and the mouth of transtation mission circuit connects the input end of acceptor circuit through railway track, and transtation mission circuit includes and is positioned at outdoor XB
1Step-down transformer B in the case
1With dropping resistor R, impedance transformer; Acceptor circuit includes impedance transformer, is positioned at outdoor XB
2Step-up transformer B in the case
2, track relay JRJC; It is characterized in that 3,4 ends at the track coil of track relay JRJC are parallel with the phase angle and adjust circuit XJT, circuit XJT is adjusted by composing in parallel with the electric capacity more than 6 after connection terminal is connected respectively in the phase angle again.
Impedance transformer BEJ in the utility model transtation mission circuit and the acceptor circuit
1, BEJ
2The number of turn of 4,6 ends of signal coil be 640 circles, the number of turn of 1,2 ends of hauling-eye is 16 circles, its signal coil is provided with tap 5, the number of turn of 4,5 ends of its signal coil is 48 circles; Impedance transformer BEJ
14,5 ends of signal coil meet step-up transformer B through dropping resistor R
1Secondary, chokes transformation BEJ
24,5 termination step-up transformer B of signal coil
2Elementary; Impedance transformer BEJ
1And BEJ
24,6 ends of signal coil be parallel with the series resonant circuit of forming by inductance and electric capacity respectively, the resonant frequency of series resonant circuit is 50HZ.
In Fig. 1,2, RD
1-RD
4Be fuse.
The beneficial effects of the utility model are as follows: (1) can conveniently adjust the phase angle of track relay, makes track circuit be operated in optimum regime, improves the reliability of signalling set; (2) can actv. filtering high-frequency interferencing signal; (3) can improve the anti-unbalance current value greatly, the anti-unbalance electric current reaches 400A; Because the string resonance is on the 50HZ traction current, it plays the short circuit effect to the 50HZ traction current, play compensating action thereby on the one hand 25HZ track circuit 25HZ signal is capacitive, can reduce electric current on the cable that send electric loop on the other hand and promptly reduce pressure drop on the cable.
Description of drawings
Fig. 1 is schematic circuit diagram of the present utility model
Fig. 2 is the schematic circuit diagram of the present 25HZ track circuit that uses
The specific embodiment
By embodiment shown in Figure 1 as can be known, it is made up of transtation mission circuit, railway rail, acceptor circuit, and the mouth of transtation mission circuit connects the input end of acceptor circuit through railway track, and transtation mission circuit includes and is positioned at outdoor XB
1Step-down transformer B in the case
1With dropping resistor R, impedance transformer; Acceptor circuit includes impedance transformer, is positioned at outdoor XB
2Step-up transformer B in the case
2, track relay JRJC; It is characterized in that 3,4 ends at the track coil of track relay JRJC are parallel with the phase angle and adjust circuit XJT, circuit XJT is adjusted by composing in parallel with the electric capacity more than 6 after connection terminal is connected respectively in the phase angle again.
Impedance transformer BEJ in the utility model transtation mission circuit and the acceptor circuit
1, BEJ
24,6 end turn numbers of signal coil be 640 circles, the number of turn of 1,2 ends of hauling-eye is 16 circles, its signal coil is provided with tap 5, the number of turn of 4,5 ends of its signal coil is 48 circles; Impedance transformer BEJ
14,5 ends of signal coil meet step-up transformer B through step-down dropping resistor R
1Secondary, chokes transformation BEJ
24,5 termination step-up transformer B of signal coil
2Elementary; Impedance transformer BEJ
1And BEJ
24,6 ends of signal coil be parallel with the series resonant circuit of forming by inductance and electric capacity respectively, with impedance transformer BEJ
1The series resonant circuit of 4,6 end parallel connections of signal coil by capacitor C
1And inductance L
1Form; With impedance transformer BEJ
2The series resonant circuit of 4,6 end parallel connections of signal coil by capacitor C
2And inductance L
2Form; The resonant frequency of series resonant circuit is 50HZ.
In the present embodiment, the electric capacity of phase angle demodulation circuit XJT is 6, i.e. C
3-C
8, C
3Be 0.47 μ F, C
4-C
8Be followed successively by 1 μ F, 2 μ F, 4 μ F, 8 μ F, 16 μ F.
In Fig. 1,2, RD
1-RD
4Be safety fuse.
The existing 25HZ track circuit of Shi Yonging, the phase angle of track relay can not be adjusted, according to the requirement in The Ministry of Railway of the People's Republic of China, MOR's " signal maintenance rule ", phase angle on the 25HZ track circuit relay J RJC-66/345 type track relay, require 90 ° ± 8 ° of railway voltage hysteresis local voltage, phase angle on the JRJC-70/240 type track relay requires 87 ° ± 8 ° of railway voltage hysteresis local voltage.And in fact, the length difference of each track circuit, leak resistance difference, i.e. the transmission parameter difference of each track circuit section, cause the phase angle of the voltage delay local voltage on the track relay the not meet requirement of " signal maintenance rule ".
In fact, existing standard 25HZ track circuit track integral body is perception, and the capacitance of circuit XJT is adjusted at the phase angle that is connected in parallel on the track coil two ends of track relay by adjustment, makes that track circuit is whole to send voltage and to accept voltage-phase identical.Just lag behind 90 ° of local voltage of former transmission voltage so just guarantee that the voltage that receives on the track relay also lags behind 90 ° of local voltage, can satisfy the technical requirements of " signal maintenance rule ".
Present embodiment is to change the capacitance at the track coil two ends that are connected in parallel on track relay by connecting the difference reception terminal of adjusting among the circuit XJT at the phase angle (for example the connection terminal among Fig. 1 11 being connected with 12), thereby reaches the purpose that changes the phase angle.
Claims (2)
1, a kind of have a 25HZ track circuit device that function is adjusted at the phase angle, and it is made up of transtation mission circuit, railway rail (1), acceptor circuit, and the mouth of transtation mission circuit connects the input end of acceptor circuit through railway track (1), and transtation mission circuit includes and is positioned at outdoor XB
1Step-down transformer B in the case
1With dropping resistor R, impedance transformer; Acceptor circuit includes impedance transformer, is positioned at outdoor XB
2Step-up transformer B in the case
2, track relay JRJC; It is characterized in that being parallel with the phase angle at (3,4) of the track coil of track relay JRJC end adjusts circuit XJT, circuit XJT is adjusted by composing in parallel with the electric capacity more than 6 after connection terminal is connected respectively in the phase angle again.
2, the 25HZ track circuit device with phase angle adjustment function according to claim 1 is characterized in that the impedance transformer BEJ in transtation mission circuit and the acceptor circuit
1, BEJ
2The number of turn of (4,6) end of signal coil be 640 circles, the number of turn of (1,2) of hauling-eye end is 16 circles, its signal coil is provided with tap (5), the number of turn of (4,5) end of its signal coil is 48 circles; Impedance transformer BEJ
1Signal coil (4,5) end meet step-up transformer B through dropping resistor R
1Secondary, chokes transformation BEJ
2(4,5) termination step-up transformer B of signal coil
2Elementary; Impedance transformer BEJ
1And BEJ
2Signal coil (4,6) end be parallel with the series resonant circuit of forming by inductance and electric capacity respectively, the resonant frequency of series resonant circuit is 50HZ.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200420092057 CN2758143Y (en) | 2004-11-10 | 2004-11-10 | 25HZ rail circuit device having phase angle regulating function |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200420092057 CN2758143Y (en) | 2004-11-10 | 2004-11-10 | 25HZ rail circuit device having phase angle regulating function |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2758143Y true CN2758143Y (en) | 2006-02-15 |
Family
ID=36078287
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 200420092057 Expired - Fee Related CN2758143Y (en) | 2004-11-10 | 2004-11-10 | 25HZ rail circuit device having phase angle regulating function |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN2758143Y (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101121413B (en) * | 2006-08-10 | 2011-04-06 | 株式会社日立制作所 | Track circuit |
CN101630843B (en) * | 2009-06-04 | 2012-07-04 | 宁波翔博机械有限公司 | Alternating current phase modulation energy saver |
CN104369746A (en) * | 2014-08-29 | 2015-02-25 | 中铁二院工程集团有限责任公司 | Signal processing method for phase-sensitive track circuit receiver |
CN104601010A (en) * | 2015-01-23 | 2015-05-06 | 华东交通大学 | Novel direct current power circuit based on choke transformer |
CN112793620A (en) * | 2021-02-02 | 2021-05-14 | 金川集团股份有限公司 | Automatic voltage adjusting system for railway track circuit |
CN114620093A (en) * | 2022-01-29 | 2022-06-14 | 中铁九局集团电务工程有限公司 | 25HZ phase-sensitive track circuit error-proofing wiring method |
-
2004
- 2004-11-10 CN CN 200420092057 patent/CN2758143Y/en not_active Expired - Fee Related
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101121413B (en) * | 2006-08-10 | 2011-04-06 | 株式会社日立制作所 | Track circuit |
CN101630843B (en) * | 2009-06-04 | 2012-07-04 | 宁波翔博机械有限公司 | Alternating current phase modulation energy saver |
CN104369746A (en) * | 2014-08-29 | 2015-02-25 | 中铁二院工程集团有限责任公司 | Signal processing method for phase-sensitive track circuit receiver |
CN104601010A (en) * | 2015-01-23 | 2015-05-06 | 华东交通大学 | Novel direct current power circuit based on choke transformer |
CN104601010B (en) * | 2015-01-23 | 2017-10-17 | 华东交通大学 | A kind of DC power supply circuit based on choke transformer |
CN112793620A (en) * | 2021-02-02 | 2021-05-14 | 金川集团股份有限公司 | Automatic voltage adjusting system for railway track circuit |
CN114620093A (en) * | 2022-01-29 | 2022-06-14 | 中铁九局集团电务工程有限公司 | 25HZ phase-sensitive track circuit error-proofing wiring method |
CN114620093B (en) * | 2022-01-29 | 2024-04-30 | 中铁九局集团电务工程有限公司 | 25HZ phase-sensitive track circuit mismatch line prevention method |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN109617250B (en) | Anti-deviation wireless power transmission system based on combined topology | |
CN201240392Y (en) | High shunt sensitivity 25Hz phase detecting track circuit for electrified sections | |
CN106532845A (en) | Battery wireless charging system for secondary side composite type compensation network | |
CN105122661B (en) | The light adjusting and controlling device and method of the amplitude variations for commonly using power supply are utilized in power line communication | |
CN107069999B (en) | The parameter setting method of the radio energy transmission system constant current output of bilateral LC network | |
CN101546896B (en) | Ice melting method | |
WO2012139691A1 (en) | Light-emitting means for use in conventional lampholders for fluorescent tubes | |
CN103181050A (en) | Inductive power transfer pick up circuits | |
CN2758143Y (en) | 25HZ rail circuit device having phase angle regulating function | |
CN105186705B (en) | A kind of efficient electric energy transmitting terminal, non-contact electric energy transmission device and method of electric energy transfer | |
GB2520037A (en) | Power distribution | |
CN2758142Y (en) | 25 HZ antiinterference rail circuit device | |
CN101232236A (en) | Soft starter device triggering circuit power supply source | |
CN1650538A (en) | Adapter for communicating over power line | |
CN207251987U (en) | Primary side feedback flyback multi-path constant current circuit | |
DE102014012703B4 (en) | Receiving unit, inductive energy transmission system, method for inductive energy transmission and use | |
CN201765931U (en) | 220kV single-phase traction transformer for three-phase VX connection under AT power supply mode | |
CN108092487A (en) | Device for suppressing track circuit harmonic wave | |
CN107733093A (en) | A kind of Capacitance Coupled resonance type wireless energy transmission system and method | |
CN205753990U (en) | A kind of high isolation DC-DC power module | |
CN208922885U (en) | A kind of capacity transfer tractive transformer | |
CN2313777Y (en) | Anti-electric-pulse interfere device for 25H2 rail circuits | |
CN200983308Y (en) | Transformer with induction leakage control architecture | |
CN2872562Y (en) | Efficient transformer | |
CN205911948U (en) | Anti -electromagnetic interference switching power supply |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060215 Termination date: 20121110 |