CN104600597A - Motor train unit high pressure equipment box and motor train unit - Google Patents
Motor train unit high pressure equipment box and motor train unit Download PDFInfo
- Publication number
- CN104600597A CN104600597A CN201510041266.5A CN201510041266A CN104600597A CN 104600597 A CN104600597 A CN 104600597A CN 201510041266 A CN201510041266 A CN 201510041266A CN 104600597 A CN104600597 A CN 104600597A
- Authority
- CN
- China
- Prior art keywords
- cable connector
- train unit
- voltage equipment
- equipment box
- motor train
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61C—LOCOMOTIVES; MOTOR RAILCARS
- B61C17/00—Arrangement or disposition of parts; Details or accessories not otherwise provided for; Use of control gear and control systems
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/24—Circuit arrangements for boards or switchyards
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- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention provides a motor train unit high pressure equipment box. The motor train unit high pressure equipment box comprises a first cable connector, a second cable connector, a third cable connector, a vacuum circuit breaker, an earthing switch, a high voltage isolator and an arrester; a first end of the first cable connector is connected with a pantograph type current collector; a second end of the first cable connector is connected with a first end of the vacuum circuit breaker; a second end of the vacuum circuit breaker is connected with a first end of the second cable connector; a second end of the second cable connector is connected with a primary side of a traction transformer; the earthing switch is in parallel connection at two ends of the vacuum circuit breaker; a second end of the third cable connector is connected with a second end of the vacuum circuit breaker; a first end of the third cable connector is connected with a first end of the third cable connector; the arrester is connected to a loop between the vacuum circuit breaker and the second cable connector. According to the motor train unit high pressure equipment box, all high pressure equipment is arranged inside the box, the high pressure equipment is protected from being influenced by the exterior environment, and the insulating performance is improved.
Description
Technical field
The present invention relates to rolling stock technical field, particularly a kind of motor train unit high-voltage equipment box and motor train unit.
Background technology
Motor train unit is run by electrodynamic driving.High-tension bus-bar above motor train unit is the source of its power, and the pantograph on motor-car is then for conducting the high-tension electricity of contact line 25kV to the parts of car inner high voltage equipment.
But, in delivery of electrical energy process, when the secondary side of main circuit or traction transformer breaks down, need opens overcurrent quickly and accurately, to ensure safety.
Therefore, how to provide a kind of high-voltage equipment box, can ensure that high-tension apparatus action quickly and accurately when the secondary side of main circuit or traction transformer breaks down is the problem that those skilled in the art need to solve.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of motor train unit high-voltage equipment box and motor train unit, can ensure high-tension apparatus action quickly and accurately when the secondary side of main circuit or traction transformer breaks down, cut off overcurrent in time, ensure safety.
The embodiment of the present invention provides a kind of motor train unit high-voltage equipment box, comprising: casing and be arranged on the First Line cable connector of box house, the second wire and cable connector, the 3rd wire and cable connector, vacuum circuit-breaker, earthed switch, high voltage isolator and lightning arrester;
The first end of described First Line cable connector connects pantograph, second end of described First Line cable connector connects the first end of described vacuum circuit-breaker, second end of described vacuum circuit-breaker connects the first end of described second wire and cable connector, and the second end of described second wire and cable connector connects the primary side of traction transformer;
Described earthed switch is connected in parallel on the two ends of described vacuum circuit-breaker;
Described 3rd wire and cable connector second end connects the second end of described vacuum circuit-breaker by described high voltage isolator; The first end of described 3rd wire and cable connector connects the first end of the 3rd wire and cable connector in another high-voltage equipment box, and the structure of two high-voltage equipment boxes is identical;
Described lightning arrester is connected on the loop between described vacuum circuit-breaker and the second wire and cable connector.
Preferably, also comprise in described casing: the first current transformer and the second current transformer;
Described first current transformer is sheathed on described First Line cable connector, for detecting the electric current that pantograph is introduced;
Described second current transformer is sheathed on described second wire and cable connector, for detecting the electric current of described traction transformer primary side.
Preferably, also high-voltage mutual inductor is comprised;
Described high-voltage mutual inductor is connected between described First Line cable connector and described vacuum circuit-breaker, for detecting the voltage of traction transformer primary side.
Preferably, also comprise filter, for the described box house when pressure oscillation and outside air exchanging gas.
Preferably, described First Line cable connector, vacuum circuit-breaker, high voltage isolator are arranged on the upper surface of described box house.
Preferably, described second wire and cable connector, the 3rd wire and cable connector, high-voltage mutual inductor and lightning arrester are arranged at the lower surface of described box house.
Preferably, described earthed switch is arranged at the side surface of described box house.
Preferably, the display lamp on the lower surface being arranged on described box house is also comprised.
The embodiment of the present invention also provides a kind of motor train unit, comprises described high-voltage equipment box, and described high-voltage equipment box is two;
Two described high-voltage equipment boxes are standby redundancies mutually, and when one of them high-voltage equipment box breaks down, the pantograph that the high-voltage equipment box of fault is corresponding is fallen and isolate with contact line, and the pantograph rise of another high-voltage equipment box is connected with contact line carries out work.
Preferably, two described high-voltage equipment boxes are all arranged on the body frame of motor train unit.
Compared with prior art, the present invention has the following advantages:
The motor train unit high-voltage equipment box that the present embodiment provides, opens overcurrent when not only can be implemented in the secondary side of main circuit and traction transformer later circuit malfunctions, but also the disconnection of main circuit and closed can be controlled as required.And all high-tension apparatuses are all placed in casing, roof do not exist any exposed high-tension apparatus, high-tension apparatus can be protected like this not affect by the filth of external environment, improve the insulation property of whole main circuit.In addition, the present invention have also been devised the high-voltage equipment boxes of two mutual standby redundancy of effort, and the structure in two casings is identical, and one when breaking down wherein, another rising bow carries out work, can ensure the normal operation of motor train unit like this.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is motor train unit high-voltage equipment box schematic diagram provided by the invention;
Fig. 2 is the connection diagram of two high-voltage equipment boxes provided by the invention;
Fig. 3 is the internal main view of high-voltage equipment box provided by the invention;
Fig. 4 is the upward view of the casing outside that Fig. 3 is corresponding.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
For enabling above-mentioned purpose of the present invention, feature and advantage become apparent more, are described in detail the specific embodiment of the present invention below in conjunction with accompanying drawing.
Embodiment one:
See Fig. 1, this figure is motor train unit high-voltage equipment box schematic diagram provided by the invention.
The motor train unit high-voltage equipment box that the present embodiment provides, comprising: casing and be arranged on First Line cable connector 10, second wire and cable connector 20 of box house, the 3rd wire and cable connector 30, vacuum circuit-breaker 40, earthed switch 50, high voltage isolator 60 and lightning arrester 70;
The first end of described First Line cable connector 10 connects pantograph 100, second end of described First Line cable connector 10 connects the first end of described vacuum circuit-breaker 40, second end of described vacuum circuit-breaker 40 connects the first end of described second wire and cable connector 20, and the second end of described second wire and cable connector 20 connects the primary side of traction transformer 200;
Described earthed switch 50 is connected in parallel on the two ends of described vacuum circuit-breaker 40;
Main circuit refers to the part between pantograph 100 and the second wire and cable connector 20.When main circuit breaks down, when vacuum circuit-breaker 40 cannot disconnect, earthed switch 50 can force ground connection, realizes protection.
Described 3rd wire and cable connector 30 second end connects the second end of described vacuum circuit-breaker 40 by described high voltage isolator 60; The first end of described 3rd wire and cable connector 30 connects the first end of the 3rd wire and cable connector in another high-voltage equipment box, and as shown in Figure 2, the structure of two high-voltage equipment boxes is identical;
High voltage isolator 60 can the main circuit in this high-voltage equipment box when breaking down, control high voltage isolator plug-in strip to open by cylinder, the main circuit realized in the main circuit of this high-voltage equipment box and another high-voltage equipment box is isolated, and plug-in strip to open position earth-free;
Described lightning arrester 70 is connected on the loop between described vacuum circuit-breaker 40 and the second wire and cable connector 20.
Lightning arrester 70 can protect the overvoltage that thunder and lightning gushes or circuit opening and closing causes occurred from contact line on the impact of the machine insulation such as vehicle transformer, and has auto restore facility.
By adjusting the deboost of lightning arrester 70, high-tension apparatus pressures partially and the clearance for insulation of the earth being adjusted 250mm, clearance for insulation requirement can be guaranteed, reach again equipment box miniaturization, light-weighted object.
Device in the motor train unit high-voltage equipment box that the present embodiment provides comprises: First Line cable connector 10, second wire and cable connector 20, the 3rd wire and cable connector 30, vacuum circuit-breaker 40, earthed switch 50, high voltage isolator 60 and lightning arrester 70; Opens overcurrent when not only can be implemented in the secondary side of main circuit and traction transformer later circuit malfunctions, but also the disconnection of main circuit and closed can be controlled as required.And all high-tension apparatuses are all placed in casing, roof do not exist any exposed high-tension apparatus, high-tension apparatus can be protected like this not affect by the filth of external environment, improve the insulation property of whole main circuit.In addition, the present invention have also been devised the high-voltage equipment boxes of two mutual standby redundancy of effort, and the structure in two casings is identical, and one when breaking down wherein, another rising bow carries out work, can ensure the normal operation of motor train unit like this.
Embodiment two:
See Fig. 3, this figure is the internal main view of high-voltage equipment box provided by the invention.
Continue to combine see Fig. 1.
The motor train unit high-voltage equipment box that the present embodiment provides, also comprises in described casing: the first current transformer 80 and the second current transformer 90;
Described first current transformer 80 is sheathed on described First Line cable connector 10, for detecting the electric current that pantograph 100 is introduced;
Described second current transformer 90 is sheathed on described second wire and cable connector 20, for detecting the electric current of described traction transformer 200 primary side.
It should be noted that, see Fig. 2, when main circuit in the high-voltage equipment box on the left side works, the high-voltage equipment box on the right, as subsequent use, now has the first branch current to enter the high-voltage equipment box on the right by high voltage isolator and the 3rd wire and cable connector in the main circuit of the left side.Therefore, what the first current transformer 80 in the present embodiment detected is total current, the electric current on the second branch road that the second current transformer 90 detects.It is exactly electric current on the first branch road that the electric current that first current transformer 80 detects deducts the electric current that the second current transformer 90 detects.The electric current detected by these two current transformers can judge the operating state of high-voltage equipment box: be working, the work still exited is as subsequent use.
In addition, the motor train unit high-voltage equipment box that the present embodiment provides, also comprises high-voltage mutual inductor 300;
Described high-voltage mutual inductor 300 is connected between described First Line cable connector 10 and described vacuum circuit-breaker 40, for detecting the voltage of main circuit.
In the present embodiment, also comprise filter 400; See Fig. 4, this figure is the upward view of the casing outside that Fig. 3 is corresponding.
Filter 400 is for the box house when pressure oscillation and outside air exchanging gas.
As can be seen from Figure 3, described First Line cable connector 10, vacuum circuit-breaker 40, high voltage isolator 60 are arranged on the upper surface of described casing 1000 inside.
Described second wire and cable connector 20, the 3rd wire and cable connector 30, high-voltage mutual inductor 300 and lightning arrester 70 are arranged at the lower surface of described casing 1000 inside.
Described earthed switch 50 is integrated in one with vacuum circuit-breaker 40, is arranged on the side of vacuum circuit-breaker 40.
Also comprise the display lamp 500 on the lower surface being arranged on described casing 1000 inside.
Based on the motor train unit high-voltage equipment box that above embodiment provides, present invention also offers a kind of motor train unit.
The motor train unit that the embodiment of the present invention provides, comprises the high-voltage equipment box introduced in above-described embodiment, and described high-voltage equipment box is two;
Two described high-voltage equipment boxes are standby redundancies mutually, and when one of them high-voltage equipment box breaks down, the pantograph that the high-voltage equipment box of fault is corresponding is fallen and isolate with contact line, and the pantograph rise of another high-voltage equipment box is connected with contact line carries out work.
Two described high-voltage equipment boxes are all arranged on the body frame of motor train unit.
Opens overcurrent when high-voltage equipment box in this motor train unit not only can be implemented in the secondary side of main circuit and traction transformer later circuit malfunctions, but also the disconnection of main circuit and closed can be controlled as required.And all high-tension apparatuses are all placed in casing, roof do not exist any exposed high-tension apparatus, high-tension apparatus can be protected like this not affect by the filth of external environment, improve the insulation of whole main circuit.In addition, the present invention have also been devised the high-voltage equipment boxes of two mutual standby redundancy of effort, and the structure in two casings is identical, and one when breaking down wherein, another rising bow carries out work, can ensure the normal operation of motor train unit like this.
The above is only preferred embodiment of the present invention, not does any pro forma restriction to the present invention.Although the present invention discloses as above with preferred embodiment, but and be not used to limit the present invention.Any those of ordinary skill in the art, do not departing under technical solution of the present invention ambit, the Method and Technology content of above-mentioned announcement all can be utilized to make many possible variations and modification to technical solution of the present invention, or be revised as the Equivalent embodiments of equivalent variations.Therefore, every content not departing from technical solution of the present invention, according to technical spirit of the present invention to any simple modification made for any of the above embodiments, equivalent variations and modification, all still belongs in the scope of technical solution of the present invention protection.
Claims (10)
1. a motor train unit high-voltage equipment box, is characterized in that, comprising: casing and be arranged on the First Line cable connector of box house, the second wire and cable connector, the 3rd wire and cable connector, vacuum circuit-breaker, earthed switch, high voltage isolator and lightning arrester;
The first end of described First Line cable connector connects pantograph, second end of described First Line cable connector connects the first end of described vacuum circuit-breaker, second end of described vacuum circuit-breaker connects the first end of described second wire and cable connector, and the second end of described second wire and cable connector connects the primary side of traction transformer;
Described earthed switch is connected in parallel on the two ends of described vacuum circuit-breaker;
Described 3rd wire and cable connector second end connects the second end of described vacuum circuit-breaker by described high voltage isolator; The first end of described 3rd wire and cable connector connects the first end of the 3rd wire and cable connector in another high-voltage equipment box, and the structure of two high-voltage equipment boxes is identical;
Described lightning arrester is connected on the loop between described vacuum circuit-breaker and the second wire and cable connector.
2. motor train unit high-voltage equipment box according to claim 1, is characterized in that, also comprises in described casing: the first current transformer and the second current transformer;
Described first current transformer is sheathed on described First Line cable connector, for detecting the electric current that pantograph is introduced;
Described second current transformer is sheathed on described second wire and cable connector, for detecting the electric current of described traction transformer primary side.
3. motor train unit high-voltage equipment box according to claim 2, is characterized in that, also comprise high-voltage mutual inductor;
Described high-voltage mutual inductor is connected between described First Line cable connector and described vacuum circuit-breaker, for detecting the voltage of traction transformer primary side.
4. motor train unit high-voltage equipment box according to claim 1, is characterized in that, also comprise filter, for the described box house when pressure oscillation and outside air exchanging gas.
5. the motor train unit high-voltage equipment box according to any one of claim 1-4, is characterized in that, described First Line cable connector, vacuum circuit-breaker, high voltage isolator are arranged on the upper surface of described box house.
6. motor train unit high-voltage equipment box according to claim 3, is characterized in that, described second wire and cable connector, the 3rd wire and cable connector, high-voltage mutual inductor and lightning arrester are arranged at the lower surface of described box house.
7. motor train unit high-voltage equipment box according to claim 1, is characterized in that, described earthed switch is arranged at the side surface of described box house.
8. motor train unit high-voltage equipment box according to claim 1, is characterized in that, also comprises the display lamp on the lower surface being arranged on described box house.
9. a motor train unit, is characterized in that, comprises the high-voltage equipment box described in any one of claim 1-7, and described high-voltage equipment box is two;
Two described high-voltage equipment boxes are standby redundancies mutually, and when one of them high-voltage equipment box breaks down, the pantograph that the high-voltage equipment box of fault is corresponding is fallen and isolate with contact line, and the pantograph rise of another high-voltage equipment box is connected with contact line carries out work.
10. motor train unit according to claim 9, is characterized in that, two described high-voltage equipment boxes are all arranged on the body frame of motor train unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510041266.5A CN104600597A (en) | 2015-01-27 | 2015-01-27 | Motor train unit high pressure equipment box and motor train unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510041266.5A CN104600597A (en) | 2015-01-27 | 2015-01-27 | Motor train unit high pressure equipment box and motor train unit |
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| Publication Number | Publication Date |
|---|---|
| CN104600597A true CN104600597A (en) | 2015-05-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510041266.5A Pending CN104600597A (en) | 2015-01-27 | 2015-01-27 | Motor train unit high pressure equipment box and motor train unit |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104882805A (en) * | 2015-05-26 | 2015-09-02 | 长春轨道客车股份有限公司 | Roof high-voltage box installation structure |
| CN105024301A (en) * | 2015-07-28 | 2015-11-04 | 中国铁道科学研究院 | High-voltage combined electrical appliance for rolling stock |
| CN107284245A (en) * | 2017-06-30 | 2017-10-24 | 中国铁道科学研究院 | Rolling stock high voltage electric equipment monitoring system |
| CN107425439A (en) * | 2017-08-18 | 2017-12-01 | 株洲庆云电力机车配件工厂有限公司 | A kind of EMUs high-voltage equipment box and EMUs |
| CN107953782A (en) * | 2017-11-23 | 2018-04-24 | 中车株洲电力机车有限公司 | A kind of main circuit breaker of electric locomotive control circuit, method, system and relevant apparatus |
| CN112026525A (en) * | 2020-08-14 | 2020-12-04 | 中车青岛四方机车车辆股份有限公司 | Rail vehicle roof structure, rail vehicle automobile body and rail vehicle |
| CN112224026A (en) * | 2020-11-09 | 2021-01-15 | 中车株洲电力机车有限公司 | Locomotive high-voltage control circuit, high-voltage box and locomotive |
| WO2024098474A1 (en) * | 2022-11-07 | 2024-05-16 | 中车长春轨道客车股份有限公司 | Internal insulation high-voltage system and train |
-
2015
- 2015-01-27 CN CN201510041266.5A patent/CN104600597A/en active Pending
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104882805A (en) * | 2015-05-26 | 2015-09-02 | 长春轨道客车股份有限公司 | Roof high-voltage box installation structure |
| CN105024301A (en) * | 2015-07-28 | 2015-11-04 | 中国铁道科学研究院 | High-voltage combined electrical appliance for rolling stock |
| CN107284245A (en) * | 2017-06-30 | 2017-10-24 | 中国铁道科学研究院 | Rolling stock high voltage electric equipment monitoring system |
| CN107284245B (en) * | 2017-06-30 | 2019-11-19 | 中国铁道科学研究院 | Rolling stock high voltage electric equipment monitoring system |
| CN107425439A (en) * | 2017-08-18 | 2017-12-01 | 株洲庆云电力机车配件工厂有限公司 | A kind of EMUs high-voltage equipment box and EMUs |
| CN107953782A (en) * | 2017-11-23 | 2018-04-24 | 中车株洲电力机车有限公司 | A kind of main circuit breaker of electric locomotive control circuit, method, system and relevant apparatus |
| CN107953782B (en) * | 2017-11-23 | 2020-10-20 | 中车株洲电力机车有限公司 | Control circuit, method, system and related device for main circuit breaker of electric locomotive |
| CN112026525A (en) * | 2020-08-14 | 2020-12-04 | 中车青岛四方机车车辆股份有限公司 | Rail vehicle roof structure, rail vehicle automobile body and rail vehicle |
| CN112026525B (en) * | 2020-08-14 | 2021-08-24 | 中车青岛四方机车车辆股份有限公司 | Rail vehicle roof structure, rail vehicle automobile body and rail vehicle |
| CN112224026A (en) * | 2020-11-09 | 2021-01-15 | 中车株洲电力机车有限公司 | Locomotive high-voltage control circuit, high-voltage box and locomotive |
| CN112224026B (en) * | 2020-11-09 | 2022-01-18 | 中车株洲电力机车有限公司 | Locomotive high-voltage control circuit, high-voltage box and locomotive |
| WO2024098474A1 (en) * | 2022-11-07 | 2024-05-16 | 中车长春轨道客车股份有限公司 | Internal insulation high-voltage system and train |
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| CB02 | Change of applicant information |
Address after: Chengyang District of Shandong city of Qingdao province Jinhong road 266111 No. 88 Applicant after: CRRC QINGDAO SIFANG CO., LTD. Address before: Chengyang District of Shandong city of Qingdao province Jinhong road 266111 No. 88 Applicant before: CSR Qingdao Sifang Locomotive and Rolling Stock Co., Ltd. |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150506 |
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| WD01 | Invention patent application deemed withdrawn after publication |