CN202308679U - Railway electrification section signal tower earthing system - Google Patents
Railway electrification section signal tower earthing system Download PDFInfo
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- CN202308679U CN202308679U CN2011204242177U CN201120424217U CN202308679U CN 202308679 U CN202308679 U CN 202308679U CN 2011204242177 U CN2011204242177 U CN 2011204242177U CN 201120424217 U CN201120424217 U CN 201120424217U CN 202308679 U CN202308679 U CN 202308679U
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- ground strap
- earthing
- ground
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Abstract
The utility model discloses a railway electrification section signal tower earthing system. The earthing system comprises a main earthing busbar connected with a penetrating earth wire, an earthing busbar I connected with a power supply screen, an earthing busbar II which is respectively connected with a microcomputer interlock system and a train scheduling command system, and an earthing busbar III which is respectively connected with a signal combination cabinet, an electric combination control cabinet and a railway indoor communication signal equipment cabinet, wherein the earthing busbar I, the earthing busbar II and the earthing busbar III are all connected with the main earthing busbar; a control console, a branching cabinet and a power box which are arranged in a signal tower are all connected with the main earthing busbar, and a railway signal cable introduced into the signal tower forms an end socket so as to be connected with an earthing busbar IV; and the earthing busbar IV is connected with the penetrating earth wire. The earthing system provided by the utility model has the advantages of reasonable design, convenience in wiring, rapid construction schedule and good use effect, and can be used for effectively solving the problems, such as slow construction schedule, difficulty in troubleshooting of earth fault and poor use effect, of the earthing system construction in the existing railway station signal tower.
Description
Technical field
The utility model belongs to railway electrification section ground connection technical field of construction, especially relates to a kind of railway electrification section signal box grounding system.
Background technology
In recent years; Along with the construction scale of China's electric railway is increasing, grade is increasingly high, and the grounding requirement of electrified section equipment also comes strict; In the actual use; Because contact line line-frequency induction and line residual current cause cab signal mess code or signalling arrangement malfunction to the influence that signalling arrangement causes, and influence the train cruising.Therefore, the electrified section signalling arrangement must pass through good earthing mode, eliminates contact line line-frequency induction and line residual current to influence that signalling arrangement caused.In order to ensure the normal operation of signalling arrangement, through the different modes of connection signalling arrangement of electrified section is carried out ground connection processing, prevented the influence of thunder and lightning on the one hand to equipment, protected equipment, guaranteed personal safety; Reduce on the other hand even eliminated the interference effect of contact line power frequency, guaranteed normal, the stable operation of signalling arrangement signalling arrangement.
For the construction of the ground connection in the signal box in the electrified section, mainly be to the ground connection construction of each signalling arrangement in the signal box and the shielding and the ground connection construction of signal cable.But, the no unified code requirement of grounding system construction in the existing railway signaling in station building, thereby in the actual use, have number of drawbacks and deficiencies such as construction schedule is slow, earth fault is difficult to investigation, result of use is relatively poor.
The utility model content
The utility model technical problem to be solved is to above-mentioned deficiency of the prior art; A kind of railway electrification section signal box grounding system is provided; It is reasonable in design, easy-to-connect, construction schedule is fast and result of use good, can effectively solve problems such as the construction schedule that exists in the grounding system construction in the existing railway signaling in station building is slow, earth fault is difficult to investigate, result of use is relatively poor.
For solving the problems of the technologies described above; The technical scheme that the utility model adopts is: a kind of railway electrification section signal box grounding system; It is characterized in that: comprise total ground strap of joining with Through ground wire, with the ground strap three that is laid in ground strap one that the power supply panel in the signal box joins, the ground strap two that joins with microcomputer interlock system and TDCS respectively and joins with signal combination cabinet, electric integrated control cabinet and railway indoor communications signal rack respectively; Ground strap one, ground strap two and ground strap three all join with total ground strap; And the control desk, junction box and the power supply box that are laid in the said signal box all join with total ground strap, and said microcomputer interlock system, TDCS, signal combination cabinet, electric integrated control cabinet and railway indoor communications signal rack are uniformly distributed with and are located in the said signal box; The railway signal cable of introducing in the said signal box joins through becoming the one-tenth termination and the ground strap four that form after the end construction, and said ground strap four joins with Through ground wire; All be connected between said total ground strap and the Through ground wire and between ground strap four and the Through ground wire through flexible cable.
Above-mentioned railway electrification section signal box grounding system is characterized in that: be fastenedly connected through metal bolts between an end of said flexible cable and the total ground strap, and be connected with welding manner between the other end of said flexible cable and the Through ground wire.
Above-mentioned railway electrification section signal box grounding system is characterized in that: said flexible cable is two parallel BVR type copper core polyvinyl chloride insulating flexible cables of laying.
Above-mentioned railway electrification section signal box grounding system is characterized in that: the line of said BVR type copper core polyvinyl chloride insulating flexible cable directly is 1.5mm
2
Above-mentioned railway electrification section signal box grounding system; It is characterized in that: said railway signal cable is a PTYL23 polyethylene insulation aluminium sheath steel-tape armouring polyethylene oversheath railway signal cable; Be connected through flexible cable between said one-tenth termination and the ground strap four; And said flexible cable has of one's own and is connected on the Through ground wire after steel band on the termination is drawn, and the join shielding earth of back and railway signal cable of steel band on the said one-tenth termination and aluminium sheath joins.
Above-mentioned railway electrification section signal box grounding system, it is characterized in that: said power supply panel comprises wayside signaling power supply panel and microcomputer interlocking power supply panel, and wayside signaling power supply panel and microcomputer interlocking power supply panel all join with ground strap one.
Above-mentioned railway electrification section signal box grounding system, it is characterized in that: said metal bolts is a brass bolt.
Above-mentioned railway electrification section signal box grounding system, it is characterized in that: the diameter of said brass bolt is Φ 6mm.
The utility model compared with prior art has the following advantages:
1, reasonable in design, easy-to-connect and input cost are lower.
2, construction schedule is fast, makes that the efficiency of construction of grounding system work progress significantly improves in the railway signaling in station building.
3, result of use is good, practical value is high and the earth fault investigation is easy, has high economic benefit and social benefit.
In sum; The utility model is reasonable in design, easy-to-connect, construction schedule is fast and result of use good, can effectively solve practical problems such as the construction schedule that exists in the grounding system construction in the existing railway signaling in station building is slow, earth fault is difficult to investigate, result of use is relatively poor.
Through accompanying drawing and embodiment, the technical scheme of the utility model is done further detailed description below.
Description of drawings
Fig. 1 is the wiring schematic diagram of the utility model.
Fig. 2 introduces the wiring construction figure of railway signal cable in the signal box for the utility model.
Description of reference numerals:
The total ground strap of 1-; 2-ground strap one; The 3-Through ground wire;
4-signal combination cabinet; The electric integrated control cabinet of 5-;
6-railway indoor communications signal rack; The 7-microcomputer interlock system;
The 8-TDCS; 9-ground strap two; 10-ground strap three;
The 11-control desk; The 12-junction box; The 13-power supply box;
The 14-railway signal cable; 15-becomes the termination; 16-ground strap four;
17-BVR type copper core polyvinyl chloride insulating flexible cable;
18-wayside signaling power supply panel; 19-microcomputer interlocking power supply panel.
Embodiment
Like Fig. 1, shown in Figure 2; The utility model comprise total ground strap 1 of joining with Through ground wire 3, with the ground strap 3 10 that is laid in ground strap 1 that the power supply panel in the signal box joins, the ground strap 29 that joins with microcomputer interlock system 7 and TDCS 8 respectively and joins with signal combination cabinet 4, electric integrated control cabinet 5 and railway indoor communications signal rack 6 respectively; Ground strap 1, ground strap 29 and ground strap 3 10 all join with total ground strap 1; And the control desk 11, junction box 12 and the power supply box 13 that are laid in the said signal box all join with total ground strap 1, and said microcomputer interlock system 7, TDCS 8, signal combination cabinet 4, electric integrated control cabinet 5 and railway indoor communications signal rack 6 all are laid in the said signal box.The railway signal cable of introducing in the said signal box 14 joins with ground strap 4 16 through becoming the one-tenth termination 5 that forms after the end construction, and said ground strap 4 16 joins with Through ground wire 3.All be connected between said total ground strap 1 and the Through ground wire 3 and between ground strap 4 16 and the Through ground wire 3 through flexible cable.
In the present embodiment, be fastenedly connected through metal bolts between an end of said flexible cable and the total ground strap 1, and be connected with welding manner between the other end of said flexible cable and the Through ground wire 3.
During actual the use, said flexible cable is two parallel BVR type copper core polyvinyl chloride insulating flexible cables of laying 17.In the present embodiment, the line of said BVR type copper core polyvinyl chloride insulating flexible cable 17 directly is 1.5mm2.
In the present embodiment; Said railway signal cable 14 is a PTYL23 polyethylene insulation aluminium sheath steel-tape armouring polyethylene oversheath railway signal cable; Be connected through flexible cable between said one-tenth termination 15 and the ground strap 4 16; And said flexible cable has of one's own and is connected on the Through ground wire 3 after steel band on the termination 15 is drawn, and the join shielding earth of back and railway signal cable 14 of steel band on the said one-tenth termination 15 and aluminium sheath joins.
During physical cabling, said power supply panel comprises wayside signaling power supply panel 18 and microcomputer interlocking power supply panel 19, and wayside signaling power supply panel 18 all joins with ground strap 1 with microcomputer interlocking power supply panel 19.
In the present embodiment, said metal bolts is a brass bolt, and the diameter of said brass bolt is Φ 6mm.In the actual use, also can adopt the brass bolt of other size.
The above; It only is the preferred embodiment of the utility model; Be not that the utility model is done any restriction; Everyly any simple modification that above embodiment did, change and equivalent structure are changed, all still belong in the protection range of the utility model technical scheme according to the utility model technical spirit.
Claims (8)
1. railway electrification section signal box grounding system; It is characterized in that: the ground strap one (2) that comprises total ground strap (1) of joining with Through ground wire (3), joins with the power supply panel that is laid in the signal box, the ground strap two (9) that joins with microcomputer interlock system (7) and TDCS (8) respectively and the ground strap three (10) that joins with signal combination cabinet (4), electric integrated control cabinet (5) and railway indoor communications signal rack (6) respectively; Ground strap one (2), ground strap two (9) and ground strap three (10) all join with total ground strap (1); And the control desk (11), junction box (12) and the power supply box (13) that are laid in the said signal box all join with total ground strap (1), and said microcomputer interlock system (7), TDCS (8), signal combination cabinet (4), electric integrated control cabinet (5) and railway indoor communications signal rack (6) all are laid in the said signal box; The railway signal cable of introducing in the said signal box (14) joins with ground strap four (16) through becoming the one-tenth termination (15) that forms after the end construction, and said ground strap four (16) joins with Through ground wire (3); All be connected between said total ground strap (1) and the Through ground wire (3) and between ground strap four (16) and the Through ground wire (3) through flexible cable.
2. according to the described railway electrification section of claim 1 signal box grounding system; It is characterized in that: be fastenedly connected through metal bolts between an end of said flexible cable and the total ground strap (1), and be connected with welding manner between the other end of said flexible cable and the Through ground wire (3).
3. according to claim 1 or 2 described railway electrification section signal box grounding systems, it is characterized in that: said flexible cable is two parallel BVR type copper core polyvinyl chloride insulating flexible cables of laying (17).
4. according to the described railway electrification section of claim 3 signal box grounding system, it is characterized in that: the line of said BVR type copper core polyvinyl chloride insulating flexible cable (17) directly is 1.5mm
2
5. according to claim 1 or 2 described railway electrification section signal box grounding systems; It is characterized in that: said railway signal cable (14) is a PTYL23 polyethylene insulation aluminium sheath steel-tape armouring polyethylene oversheath railway signal cable; Be connected through flexible cable between said one-tenth termination (15) and the ground strap four (16); And said flexible cable has of one's own and is connected on the Through ground wire (3) after steel band on the termination (15) is drawn, and the join shielding earth of back and railway signal cable (14) of steel band on the said one-tenth termination (15) and aluminium sheath joins.
6. according to claim 1 or 2 described railway electrification section signal box grounding systems; It is characterized in that: said power supply panel comprises wayside signaling power supply panel (18) and microcomputer interlocking power supply panel (19), and wayside signaling power supply panel (18) and microcomputer interlocking power supply panel (19) all join with ground strap one (2).
7. according to the described railway electrification section of claim 2 signal box grounding system, it is characterized in that: said metal bolts is a brass bolt.
8. according to the described railway electrification section of claim 7 signal box grounding system, it is characterized in that: the diameter of said brass bolt is 6mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204242177U CN202308679U (en) | 2011-10-31 | 2011-10-31 | Railway electrification section signal tower earthing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204242177U CN202308679U (en) | 2011-10-31 | 2011-10-31 | Railway electrification section signal tower earthing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202308679U true CN202308679U (en) | 2012-07-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204242177U Expired - Fee Related CN202308679U (en) | 2011-10-31 | 2011-10-31 | Railway electrification section signal tower earthing system |
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| Country | Link |
|---|---|
| CN (1) | CN202308679U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103872608A (en) * | 2012-12-17 | 2014-06-18 | 天津市天开高压电力成套技术有限公司 | Grounding method for zero line of box-type substation |
| CN111884130A (en) * | 2020-07-14 | 2020-11-03 | 中铁十二局集团电气化工程有限公司 | Indoor construction method for railway signal |
-
2011
- 2011-10-31 CN CN2011204242177U patent/CN202308679U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103872608A (en) * | 2012-12-17 | 2014-06-18 | 天津市天开高压电力成套技术有限公司 | Grounding method for zero line of box-type substation |
| CN111884130A (en) * | 2020-07-14 | 2020-11-03 | 中铁十二局集团电气化工程有限公司 | Indoor construction method for railway signal |
| CN111884130B (en) * | 2020-07-14 | 2022-04-01 | 中铁十二局集团电气化工程有限公司 | Indoor construction method for railway signal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: CHINA RAILWAY 20TH BUREAU GROUP CO., LTD. Free format text: FORMER OWNER: THE ELECTRIFICATION ENGINEERING CO., LTD. OF CR 20 G Effective date: 20130708 Owner name: THE ELECTRIFICATION ENGINEERING CO., LTD. OF CR 20 Effective date: 20130708 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 710119 XI'AN, SHAANXI PROVINCE TO: 710016 XI'AN, SHAANXI PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130708 Address after: 710016 Shaanxi city of Xi'an province Weiyang District Taihua Road No. 89 Patentee after: China Railway 20th Bureau Group Co., Ltd. Patentee after: the Electrification Engineering Co., Ltd. of CR 20 G Address before: 710119, No. 6, No.1 Industrial Park, hi tech Zone, Shaanxi, Xi'an Patentee before: the Electrification Engineering Co., Ltd. of CR 20 G |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120704 Termination date: 20161031 |