CN112849211B - Distribution cabinet of all-electronic interlocking trackside equipment - Google Patents
Distribution cabinet of all-electronic interlocking trackside equipment Download PDFInfo
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- CN112849211B CN112849211B CN202110154573.XA CN202110154573A CN112849211B CN 112849211 B CN112849211 B CN 112849211B CN 202110154573 A CN202110154573 A CN 202110154573A CN 112849211 B CN112849211 B CN 112849211B
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- switch box
- power
- box
- power supply
- turnout
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L1/00—Devices along the route controlled by interaction with the vehicle or vehicle train, e.g. pedals
- B61L1/18—Railway track circuits
- B61L1/181—Details
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L5/00—Local operating mechanisms for points or track-mounted scotch-blocks; Visible or audible signals; Local operating mechanisms for visible or audible signals
- B61L5/06—Electric devices for operating points or scotch-blocks, e.g. using electromotive driving means
- B61L5/065—Construction of driving mechanism
Abstract
The invention relates to a full-electronic interlocking trackside equipment power distribution cabinet, which is connected with a power supply screen and a lightning protection distribution cabinet respectively, wherein the lightning protection distribution cabinet is connected with a point switch, a signal machine and a track circuit respectively, the power distribution cabinet comprises a cabinet body, and a track circuit power switch box, a turnout power switch box, a signal machine power switch box, a track circuit execution board card connected with the track circuit power switch box, a turnout execution board card connected with the turnout power switch box and a signal machine execution board card connected with the signal machine power switch box which are arranged on the cabinet body respectively, the track circuit power switch box, the turnout power switch box and the signal machine power switch box are connected with the power supply screen respectively, and the track circuit execution board card, the turnout execution board card and the signal machine execution board card are connected with the lightning protection distribution cabinet respectively. Compared with the prior art, the invention has the advantages of flexible application, convenient site construction, convenient maintenance and the like.
Description
Technical Field
The invention relates to a power distribution cabinet, in particular to a power distribution cabinet of all-electronic interlocking trackside equipment.
Background
The railway signal control technology is in the window period of updating, the trackside signal equipment has the new characteristics of integrated application, module combination, small size, changeability, complete functions and the like, and meanwhile, the engineering project puts higher requirements on the convenience and maintainability of equipment construction. The application of the all-electronic interlocking technology changes the application scheme of the past large-scale relay interface, but the all-electronic interlocking inherits the traditional power distribution mode aiming at the power distribution of trackside equipment, and the new standard and the product design are in the exploration and summary stages.
As shown in fig. 1, the power distribution of trackside equipment under the traditional full electronic interlocking framework is realized by integrating on a combination cabinet, the main mode is that a power supply screen distributes power supplies required by each trackside equipment to the combination cabinet, each power supply is distributed to circuit breakers of each layer on the combination cabinet according to a certain regular arrangement mode, then different power supplies are respectively sent to power supply input interfaces of each board card in execution unit cages of each layer of the full electronic interlocking cabinet through the circuit breakers, and a control circuit in each execution board card controls the output of the power supply of the trackside equipment, so that trackside signal equipment is controlled.
Therefore, the existing full-electronic trackside equipment power distribution has the following defects:
1) the combined cabinet and a large number of air switches are required to be specially equipped, a large field space is occupied, trackside equipment of a small station is few, at least one combined cabinet needs to be configured, a large station needs a plurality of combined cabinets, and the use cost is high.
2) The power supply wiring from the power supply screen to the combined cabinet and then to the full electronic execution cabinet is completed on site, so that construction is troublesome and mistakes are easy to make. Meanwhile, maintenance is complex, and cables need to be operated when the circuit breaker is replaced.
3) Whether the field circuit breaker trips is mainly or indirectly fed back to an operator by acquiring the state of the trackside equipment.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide the all-electronic interlocking trackside equipment power distribution cabinet.
The purpose of the invention can be realized by the following technical scheme:
according to one aspect of the invention, a fully electronic interlocking trackside equipment power distribution cabinet is provided, which is respectively connected with a power supply screen and a lightning protection distribution cabinet, the lightning protection junction box is respectively connected with a switch, a signal machine and a track circuit, the distribution box comprises a box body of the case, a track circuit power switch box, a switch power switch box, a signal machine power switch box, a track circuit execution board card connected with the track circuit power switch box, a switch execution board card connected with the switch power switch box and a signal machine execution board card connected with the signal machine power switch box, which are respectively arranged on the box body of the case, the track circuit power switch box, the turnout power switch box and the signal machine power switch box are respectively connected with the power screen, the track circuit execution board card, the turnout execution board card and the signal machine execution board card are respectively connected with the lightning protection junction cabinet.
As a preferred technical solution, the cabinet body includes a body for integrating the switch box, a support plate for supporting the switch box, and a flange for fixing the body and the cabinet.
As a preferred technical solution, the track circuit power switch box is used for switching control of a track circuit power, and includes one input power supply and three output power supplies, and can carry three layers of track circuit execution units at most.
As the preferred technical scheme, the switch power switch box comprises a direct current switch power switch box and an alternating current switch power switch box.
As a preferred technical scheme, the direct current switch box for the switch of the switch is as follows:
the three-way direct-current turnout power supply switch box is used for switching control of a direct-current turnout power supply, comprises one-way input power supply and three-way output power supplies, and can bear three layers of direct-current turnout execution units at most;
or the five-way direct current turnout power switch box is used for controlling the on-off of the direct current turnout power supply, comprises one-way input power supply and five-way output power supplies, and can bear five layers of direct current turnout execution units at most.
As a preferred technical scheme, the alternating current turnout power switch box is as follows:
the three-way alternating current turnout power supply switch box is used for switching control of an alternating current turnout power supply, comprises a one-way input power supply and three-way output power supplies, and can bear three layers of alternating current turnout execution units at most;
or the five-way alternating current turnout power switch box is used for controlling the on-off of an alternating current turnout power supply, comprises one-way input power supply and five-way output power supplies, and can bear five layers of alternating current turnout execution units at most.
As a preferred technical scheme, the signal power switch box is as follows:
the three-way annunciator power switch box is used for switching control of an annunciator power supply, comprises one input power supply and three output power supplies, and can bear three layers of annunciator execution units at most;
or five signal machine power switch boxes are used for controlling the switch of the signal machine power supply, comprise one input power supply and five output power supplies and can bear at most five layers of signal machine execution units.
As a preferred technical scheme, the power switch box comprises a switch box body for mounting and fixing various parts of the power switch box, a switch box power input interface for introducing power into the switch box, an internal butt joint interface, a switch box output interface, a terminal base and a circuit breaker, wherein the terminal base is provided with a switching terminal;
one end of the internal butt joint interface is connected with the power input interface of the switch box, and the other end of the internal butt joint interface distributes the source to the output interface of the switch box after passing through the circuit breaker and the switching terminal in sequence.
As a preferred technical scheme, the power switch box further comprises a box body side plate and a switch box panel, and a handle is arranged on the switch box panel.
As a preferred technical scheme, the terminal base is fixed on the box body side plate through a first flat head screw, the box body side plate is fixed on the switch box body through a second flat head screw, the switching terminal is fixed on the terminal base through a screw sleeve, and the circuit breaker is fixed on the switch box panel through a first screw.
Compared with the prior art, the invention has the following advantages:
1. the invention replaces the original signal machine room combination cabinet. The original combined cabinet is large in size, and small stations are wasted in application. The distribution cabinet of the trackside equipment is directly arranged in the full-electronic interlocking execution cabinet, the cabinet is not required to be independently arranged, the distribution cabinet is a 19-inch standard upper-frame type 3U cabinet, and the universality is high; the large station can be used by connecting a plurality of machine cases in parallel, so that the application is flexible, the space of a signal machine room is saved, and the cost is effectively reduced.
2. Simple structure and convenient site construction. In the original power distribution mode of the combined cabinet, corresponding circuit breakers are required to be configured according to the station scale, power distribution of a power supply screen is redistributed to each layer of execution board cards of the cabinet through the circuit breakers, power supply of each layer of board cards needs to be distributed on site, construction workload is large, and a line calibration task is heavy; the invention distributes the wiring to each layer of execution board card to the customized cable through the trackside equipment distribution box, and the production is directly finished in a signal factory without on-site wiring, so that the on-site construction workload is greatly reduced.
3. The trackside equipment distribution box is in a box body modularized design, a single module fails and can be directly replaced, the back of each switch box is an aerial plug interface, the distribution modification is not involved in the replacement process, the maintenance is convenient, and the safety is high.
4. The misplug prevention design, the power distribution mode of the existing combination cabinet is a circuit breaker interface, the structure is the same, the voltage and current magnitude difference of the power supply of the trackside equipment is very large, and once a cable is misplug, the board card is easily burnt out. The power distribution box of the trackside equipment is not only an input electrical interface of a power supply screen, but also an output electrical interface of each execution board card cage, and the power distribution box has different types and structures, so that the misplug can be avoided.
5. And a breaker switch state monitoring function. Once the power distribution circuit breaker of certain trackside equipment is disconnected, the trackside equipment power distribution cabinet can realize the warning in combination with power monitoring equipment.
Drawings
FIG. 1 is a schematic structural diagram of a conventional combination cabinet;
FIG. 2 is a schematic view of the assembled structure of the present invention;
FIG. 3 is a schematic perspective view of the present invention;
FIG. 4 is a schematic front view of the present invention;
FIG. 5 is a schematic diagram of a front view structure of a five-way DC switch power switch box of the present invention;
FIG. 6 is a schematic diagram of a back view structure of a five-way DC switch power switch box of the present invention;
FIG. 7 is a schematic diagram of a front view configuration of a three-way AC turnout power switch box of the present invention;
FIG. 8 is a schematic diagram of a back view structure of a three-way AC turnout power switch box of the present invention;
FIG. 9 is a schematic structural diagram of a housing of a case according to the present invention;
FIG. 10 is a schematic diagram of the switch box of the present invention;
FIG. 11 is a schematic view of the assembled structure of the switch box of the present invention;
figure 12 is an assembly schematic of the circuit breaker of the present invention.
Wherein 1 is the machine case box, 2 is the track circuit switch box, 3 is the semaphore switch box, 4 is the direct current switch box, 5 is the interchange switch box, 6 is the box body, 7 is the layer board, 8 is the flange, 9 is the switch box body, 10 is the switch box power input interface, 11 is the inside interface that docks, 12 is the switch box output interface, 13 is the grafting port, 14 is the box body curb plate, 15 is the terminal base, 16 is the switching terminal, 17 is first crew cut screw, 18 is the second crew cut screw, 19 is the screw external member, 20 is first screw, 21 is the circuit breaker, 22 is the handle, 23 is the switch box panel, 24 is the second screw.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, shall fall within the scope of protection of the present invention.
The trackside equipment power distribution box designed by the invention replaces a combined cabinet, and a power distribution power supply of the power supply screen directly enters the trackside equipment power distribution box in the full-electronic interlocking execution cabinet and then is distributed to the execution board cards in the cages of the execution units, so that trackside signal equipment is controlled. The trackside equipment distribution box not only can realize distribution, but also can monitor the on-off state of the circuit breaker.
As shown in fig. 3-4, a complete electronic interlocking trackside equipment distribution cabinet is connected with a power supply screen and a lightning protection distribution cabinet respectively, the lightning protection junction box is respectively connected with a switch, a signal machine and a track circuit, the distribution box comprises a box body 1, a track circuit power switch box 2, a turnout power switch box, a signal machine power switch box 3, a track circuit execution board card connected with the track circuit power switch box 2, a turnout execution board card connected with the turnout power switch box and a signal machine execution board card connected with the signal machine power switch box 3, the track circuit power switch box 2, the turnout power switch box and the signal machine power switch box 3 are respectively connected with the power screen, the track circuit execution board card, the turnout execution board card and the signal machine execution board card are respectively connected with the lightning protection junction cabinet.
The case body of the case is mainly used for bearing a power switch box and is a 19-inch standard 3U upper-frame case; the box body can meet the combination of simultaneous application of a signal machine, a track circuit and a turnout at the minimum station at most, and can also meet the parallel use of a plurality of boxes in a large station. The case body comprises a case body 6 for integrating the switch box, a supporting plate 7 for supporting the switch box and a flange 8 for installing and fixing the case body 6 and the cabinet.
The track circuit power supply switch box 2 is used for switching control of a track circuit power supply, comprises one path of input power supply and three paths of output power supplies, and can bear at most three layers of track circuit execution units.
The switch power switch box comprises a direct current switch power switch box 4 and an alternating current switch power switch box 5.
As shown in fig. 5 and 6, the dc switch power switch box 4 is:
the three-way direct-current turnout power supply switch box is used for switching control of a direct-current turnout power supply, comprises one-way input power supply and three-way output power supplies, and can bear three layers of direct-current turnout execution units at most; or the five-way direct current turnout power supply switch box is used for controlling the switch of the direct current turnout power supply, comprises one-way input power supply and five-way output power supplies, and can bear five layers of direct current turnout execution units at most.
As shown in fig. 7 and 8, the ac switch power switch box 5 is:
the three-way alternating current turnout power supply switch box is used for switching control of an alternating current turnout power supply, comprises a one-way input power supply and three-way output power supplies, and can bear three layers of alternating current turnout execution units at most; or the five-way alternating current turnout power switch box is used for controlling the on-off of an alternating current turnout power supply, comprises one-way input power supply and five-way output power supplies, and can bear five layers of alternating current turnout execution units at most.
The signal machine power switch box 3 is as follows: the three-way annunciator power switch box is used for switching control of an annunciator power supply, comprises one path of input power supply and three paths of output power supplies, and can bear at most three layers of annunciator execution units; or five signal machine power switch boxes are used for controlling the switch of the signal machine power supply, comprise one input power supply and five output power supplies and can bear at most five layers of signal machine execution units.
As shown in fig. 9-12, the power switch box includes a switch box body 9 for mounting and fixing various components of the power switch box, a switch box power input interface 10 for introducing power into the switch box, an internal docking interface 11, a switch box output interface 12, a terminal base 15 and a circuit breaker 21, wherein the terminal base 15 is provided with a switching terminal 16; one end of the internal butt joint interface 11 is connected with the switch box power input interface 10, and the other end of the internal butt joint interface distributes the source to the switch box output interface 12 after passing through the circuit breaker 21 and the switching terminal 16 in sequence.
The power switch box further comprises a box body side plate 14 and a switch box panel 23, and a handle 22 is arranged on the switch box panel 23. The terminal base 15 is fixed on the box body side plate 14 through a first flat head screw 17, the box body side plate 14 is fixed on the switch box body 9 through a second flat head screw 18, the switching terminal 16 is fixed on the terminal base 15 through a screw sleeve member 19, and the circuit breaker 21 is fixed on a switch box panel 23 through a first screw 20.
And the power switches of different trackside equipment are fixed on the box body through second screws 24.
While the invention has been described with reference to specific embodiments, the invention is not limited thereto, and various equivalent modifications and substitutions can be easily made by those skilled in the art within the technical scope of the invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A complete electronic interlocking trackside equipment distribution cabinet is connected with a power supply screen and a lightning protection junction box respectively, the lightning protection junction box is connected with a point switch, a signal machine and a track circuit respectively, it is characterized in that the distribution box comprises a box body (1), a track circuit power switch box (2), a turnout power switch box, a signal machine power switch box (3), a track circuit execution board card connected with the track circuit power switch box (2), a turnout execution board card connected with the turnout power switch box and a signal machine execution board card connected with the signal machine power switch box (3) which are respectively arranged on the box body of the box body, the track circuit power switch box (2), the turnout power switch box and the signal machine power switch box (3) are respectively connected with a power screen, the track circuit execution board card, the turnout execution board card and the signal machine execution board card are respectively connected with the lightning protection junction cabinet.
2. An all-electronic interlocking trackside equipment distribution box according to claim 1, characterized in that the box body of the case comprises a box body (6) for integrating the switch box, a supporting plate (7) for supporting the switch box and a flange (8) for fixedly mounting the box body (6) and the cabinet.
3. An all-electronic interlocking trackside equipment power distribution cabinet according to claim 1, wherein the track circuit power switch box (2) is used for switching control of a track circuit power supply, comprises a one-way input power supply and a three-way output power supply, and can carry up to three layers of track circuit execution units.
4. An all-electronic interlocking trackside equipment distribution box according to claim 1, characterized in that the switch box comprises a dc switch box (4) and an ac switch box (5).
5. An all-electronic interlocking trackside equipment distribution box according to claim 4, characterized in that the DC switch box (4) is:
the three-way direct-current turnout power supply switch box is used for switching control of a direct-current turnout power supply, comprises one-way input power supply and three-way output power supplies, and can bear three layers of direct-current turnout execution units at most;
or the five-way direct current turnout power switch box is used for controlling the on-off of the direct current turnout power supply, comprises one-way input power supply and five-way output power supplies, and can bear five layers of direct current turnout execution units at most.
6. A fully electronic interlocking trackside equipment distribution box according to claim 4, characterized in that the AC turnout power switch box (5) is:
the three-way alternating current turnout power supply switch box is used for switching control of an alternating current turnout power supply, comprises a one-way input power supply and three-way output power supplies, and can bear three layers of alternating current turnout execution units at most;
or the five-way alternating current turnout power switch box is used for controlling the on-off of an alternating current turnout power supply, comprises one-way input power supply and five-way output power supplies, and can bear five layers of alternating current turnout execution units at most.
7. An all-electronic interlocking trackside equipment distribution box according to claim 4, characterized in that the signal power switch box (3) is:
the three-way annunciator power switch box is used for switching control of an annunciator power supply, comprises one path of input power supply and three paths of output power supplies, and can bear at most three layers of annunciator execution units;
or five signal machine power switch boxes are used for controlling the switch of the signal machine power supply, comprise one input power supply and five output power supplies and can bear at most five layers of signal machine execution units.
8. The all-electronic interlocking trackside equipment power distribution cabinet according to claim 1, wherein the power switch box comprises a switch box body (9) for mounting and fixing various parts of the power switch box, a switch box power input interface (10) for introducing power into the switch box, an internal docking interface (11), a switch box output interface (12), a terminal base (15) and a circuit breaker (21), wherein the terminal base (15) is provided with a switching terminal (16);
one end of the internal butt joint interface (11) is connected with the switch box power input interface (10), and the other end of the internal butt joint interface distributes power to the switch box output interface (12) after passing through the circuit breaker (21) and the switching terminal (16) in sequence.
9. An all-electronic interlocking trackside equipment power distribution box according to claim 8, characterized in that the power switch box further comprises a box body side plate (14) and a switch box panel (23), and the switch box panel (23) is provided with a handle (22).
10. An all electronic interlocking trackside equipment distribution box according to claim 9, characterized in that the terminal base (15) is fixed to the box body side plate (14) by a first grub screw (17), the box body side plate (14) is fixed to the switch box body (9) by a second grub screw (18), the transfer terminal (16) is fixed to the terminal base (15) by a screw sleeve (19), and the breaker (21) is fixed to the switch box panel (23) by a first screw (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110154573.XA CN112849211B (en) | 2021-02-04 | 2021-02-04 | Distribution cabinet of all-electronic interlocking trackside equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110154573.XA CN112849211B (en) | 2021-02-04 | 2021-02-04 | Distribution cabinet of all-electronic interlocking trackside equipment |
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| CN112849211A CN112849211A (en) | 2021-05-28 |
| CN112849211B true CN112849211B (en) | 2022-07-08 |
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| CN1086484A (en) * | 1993-07-19 | 1994-05-11 | 中国铁路通信信号总公司研究设计院 | Lightning arresting signalling electric screen |
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| CN101342911A (en) * | 2008-09-04 | 2009-01-14 | 天津铁路信号工厂 | Modularized railway signal mechanical room and case body structure |
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| CN104890701A (en) * | 2015-06-26 | 2015-09-09 | 杭州路信科技有限公司 | Railway station communication linkage system |
| CN207530357U (en) * | 2017-11-29 | 2018-06-22 | 北京铁路信号有限公司 | A kind of track circuit unit and its cabinet |
| CN208190010U (en) * | 2018-04-28 | 2018-12-04 | 比亚迪股份有限公司 | Combination sideboard for rail traffic |
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| CN110422203A (en) * | 2019-07-23 | 2019-11-08 | 黑龙江瑞兴科技股份有限公司 | A kind of communication code non-insulated track circuit equipment based on contactless |
| CN209700697U (en) * | 2019-01-25 | 2019-11-29 | 中铁武汉电气化局集团有限公司上海分公司 | A kind of exchange goat track switch simulation manipulation device |
| DE102019203521A1 (en) * | 2019-03-15 | 2020-09-17 | Ellenberger & Poensgen Gmbh | Method for operating a power distribution board |
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2021
- 2021-02-04 CN CN202110154573.XA patent/CN112849211B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1086484A (en) * | 1993-07-19 | 1994-05-11 | 中国铁路通信信号总公司研究设计院 | Lightning arresting signalling electric screen |
| CN1303793A (en) * | 1999-12-17 | 2001-07-18 | 北京特锐电子科技开发有限公司 | Intelligent railway signal power supply system |
| CN201201615Y (en) * | 2008-04-02 | 2009-03-04 | 济南瑞通铁路电务有限责任公司 | Intelligent railway signal power supply screen |
| CN101342911A (en) * | 2008-09-04 | 2009-01-14 | 天津铁路信号工厂 | Modularized railway signal mechanical room and case body structure |
| CN104890701A (en) * | 2015-06-26 | 2015-09-09 | 杭州路信科技有限公司 | Railway station communication linkage system |
| CN207530357U (en) * | 2017-11-29 | 2018-06-22 | 北京铁路信号有限公司 | A kind of track circuit unit and its cabinet |
| CN208190010U (en) * | 2018-04-28 | 2018-12-04 | 比亚迪股份有限公司 | Combination sideboard for rail traffic |
| CN109246966A (en) * | 2018-11-09 | 2019-01-18 | 深圳榕亨实业集团有限公司 | A kind of traffic signaling equipment of modularized design |
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| DE102019203521A1 (en) * | 2019-03-15 | 2020-09-17 | Ellenberger & Poensgen Gmbh | Method for operating a power distribution board |
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| CN112849211A (en) | 2021-05-28 |
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