CN202574213U - Intensive structure for railroad train park lot - Google Patents
Intensive structure for railroad train park lot Download PDFInfo
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- CN202574213U CN202574213U CN 201220064701 CN201220064701U CN202574213U CN 202574213 U CN202574213 U CN 202574213U CN 201220064701 CN201220064701 CN 201220064701 CN 201220064701 U CN201220064701 U CN 201220064701U CN 202574213 U CN202574213 U CN 202574213U
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- monthly test
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Abstract
The utility model provides an intensive structure for a railroad train park lot. The structure comprises an entrance line constructed on the ground, an exist line, a stop line, a monthly test line, a lead track, an engineering vehicle line, a car washing line, a commuting line track and a turnout, a car bumper, a commuting station, a car washing house, an engineering vehicle house, a parking train examination house, monthly test house, a university building, a guardroom and the like. In the structure, the car washing house, the engineering vehicle house, the parking train examination house and the monthly test house are adjacent and parallel and are aligned, the car washing house is arranged far from the university building, the tail end of the commuting line is a straight line, and the commuting station capable of being corresponding to a vehicle is arranged at the place which is nearest to the university building. The intensive structure for the railroad train park lot has the beneficial effects that the park lot adopting the structure is simple and reasonable in layout, the land is saved, the railway track is reduced, the construction cost is lowered, administrative staffs and corresponding devices are reduced, the management is convenient, the cost is low, the operation efficiency is high, and the phenomenon that passengers take wrong way to the station is avoided.
Description
Technical field
The utility model provides a kind of intensification rail train parking area structure.
Background technology
Orbital Transport Systems is comparatively safe with it, technology maturation, freight volume is big, speed is high, to the adaptable characteristics of adverse weather, just in high speed development.The city rail passenger-traffic system occurs in many cities gradually.According to the subway design regulation, when subway line road length surpasses 20Km, should establish a car depot and a parking area, about the layout of car depot, in the patent application of " the integrated configuration structure at the city railway vehicle section and the station that integrates with ", provide.But the layout at the parking area and the station that integrates with remains irrational situation of putting.
As shown in Figure 1; The building body of the house class of parking area includes the monthly test storehouse, stop row inspection storehouse, carwash storehouse, engineering garage, comprehensive office building, signal tower, guard room, and the circuit that connects each storehouse has the repair line in monthly test storehouse, stop line, washing track, engineering fare, goes out lambda line.
The station pattern is the side formula station that platform is located at up-downgoing main track both sides, the B1 station, and two positive distance between centers of tracks are that 5m is placed in the middle of the bilateral type platform; Draw the main track both sides of scene 2 lambda line slave station you portion; Gradually with the main track space out to 13m, go out lambda line and gradually go out ground and turn right, be incorporated into the 5m spacing at last and get into parking area; Main track then descending passes out field wire entering interval, is cut and cover tunneling to main track again from the station to going out lambda line.There is the problem that cost is high, construction risk is big, the back operation of being completed has a big risk in this scheme.
The cost height is because deep pit construction is higher than shield-tunneling construction cost; The deep pit construction risk is more much bigger than shield-tunneling construction risk; The back operation of being completed have a big risk be because: the one,, the lambda line that goes out that can way traffic cuts main track when the inverted running train, have collision risk with main track through train; The 2nd,, the interval main track of the train occupation of turning back, there is risk of collision in the train that passes through with the interval.
Summary of the invention
Be to solve the problem that exists in the said structure, the purpose of the utility model provides a kind of city rail intensification rail train parking area structure, is beneficial to reduce cost, reduces risks, safe operation, saves the area, improves environment, cuts down the consumption of energy.
For realizing above-mentioned purpose; The technical scheme that the utility model adopts provides a kind of intensification city rail parking area structure; The main surface of this structure is to town road; This structure includes into field wire, goes out field wire and be connected with the station that integrates with; This structure also comprises switching lead, the line of travelling frequently, monthly test line, many stop lines, engineering fare, washing track, comprehensive office building F1, monthly test storehouse F2, row inspection storehouse F3, engineering garage F4, instrument and equipment workshop F5, carwash storehouse F6, the F7 of guard room stop; Wherein: saidly going into field wire, the parallel back of drawing gets into parking area and forms out lambda line from the station that integrates with to go out field wire, is axis at parking area with the said linear portion center that goes out lambda line, and row inspection storehouse F3 is a working direction towards stopping; Said switching lead is arranged in a side of axis and goes out lambda line and is listed as, and the said line of travelling frequently is arranged in the opposite side of axis; The afterbody that on axis direction, goes out lambda line is connected with the row inspection storehouse F3 that stops; Be provided with engineering garage F4, instrument and equipment workshop F5, carwash storehouse F6 side by side in switching lead one side; The opposite side that the row that stop are examined storehouse F3 is provided with monthly test storehouse F2; Comprehensive office building F1 is located at below one side of monthly test storehouse F2, and the F7 of guard room is located at the below opposite side of monthly test storehouse F2; Said monthly test line, many stop lines, engineering fare, washing tracks all are located at opposite one side of comprehensive office building F1.
The effect of the utility model is to adopt the parking area layout of this structure simple and direct reasonable, saves the area, and reduces the reduction construction costs of laying a railway track; Reduce operating personal and corresponding apparatus, convenient management, cost is low, efficiency of operation is high, reduces the passenger and goes to the wrong way the platform situation.It is shield construction that this structure 500m extension main track is changed cut and cover tunneling, has not only reduced construction risk, and reduces by 6,500 ten thousand yuan of costs.Parking area building monomer reduces to three places by six places, and comparable part reduces by 8,560,000 yuan of costs, and the worker travels frequently, and to save 130m at least distance travelled, and outward appearance is cleaner and tidier, manage more convenient, owing to having reduced spatial table area, the corresponding reduction of air-conditioning and heating energy consumption.
Description of drawings
Fig. 1 is the original design parking area and general layout, the station structural representation that integrates with;
Fig. 2 is the parking area of the utility model and general layout, the station structural representation that integrates with;
Fig. 3 is the parking area planar structure scheme drawing of the utility model.
Symbol and sequence number explanation among the figure:
C1～C28, interior track switch and numbering;
CCX, go out field wire; CZT, side platform;
CD1, the line car bumper of travelling frequently; CD2, washing track car bumper; CD3, switching lead car bumper;
DL, road; DZT, island platform;
F1, comprehensive office building comprise technology, business, the administrative use room of parking area
F2, monthly test storehouse F3, the row that stop are examined storehouse F4, engineering garage
F5, instrument, equipment and work workshop, for engineering garage and carwash storehouse shared;
F6, carwash storehouse F7, guard room
G1-G24 is circuit number
G1, go into field wire G2, go out field wire G23, engineering fare G24, washing track G3, switching lead
G4, the line G5～G6 that travels frequently, monthly test line G7～G22, stop line
LJ, grade separation
QCX, the worker that travels frequently use little platform
RCX, go into field wire SDK, portal SSM, a flexible door SX, uplink
XX, down-line ZL, fence
Main track---can need not pass through track switch side thigh and the circuit of reaching home is a main track from starting point
Circuit---refer to be paved into the track that supplies locomotive, vehicle ' with rail
Go out field wire---send the circuit of car to the station that integrates with from parking area for train
Go into field wire---send the circuit of car to parking area from the station that integrates with for train; But regulation and stipulation goes out field wire and goes into all twocouese uses of field wire, goes out field wire and go into field wire to be referred to as lambda line;
Turning back, line---train is equivalent to interim storage siding by connecing fare to the middle circuit that advance track shifts, and generally in integrate with station and switchback station, occurs;
Do not readvance after switchback station, train arrive, but be called switchback station to the station of reverse direction operation, be the turn back influence of match line of minimizing, general switchback station is equipped with the line of turning back;
Switching lead---train or vehicle are drawn to needed middle circuit on another circuit from a circuit, are equivalent to interim storage siding;
The engineering fare---make train can get into the circuit in engineering garage
Washing track---make train can get into the circuit of carwash storehouse carwash
Row inspection line stops---and make train can get into the circuit in parking row inspection storehouse
The conversion line---have and claim the conversion rail, also have and claim stop line once, belong to the handing-over line of two management units, also belong to the excessive line of unlike signal standard, length is not less than the length of a train, coexists on the line with the front and back circuit; One unit wants on the conversion line, to stop earlier to another unit handing-over vehicle or train, gets into the circuit of the other side's management after allowing through the other side again;
Effectively long---refer to park on the circuit length that does not hinder the adjacent line driving behind the rolling stock;
Safety distance---refer to stop to allow positive negative error sum, permissible value is greater than actual value, and is relevant with the performance of rolling stock control system and management and operant level, is generally several meters to tens meters;
Track switch---make railway be divided into two or above line connection equipment by one;
Car bumper---online roadhead is the device that prevents that train or vehicle from moving;
Engineering truck---load the Operation Van of service tools, material, itself can have actuating device;
The garage that is used to park engineering truck is called the engineering garage.
The specific embodiment
In conjunction with accompanying drawing the intensification rail train parking area structure of the utility model is explained.
The intensification city rail parking area structure of the utility model is; The main surface of this structure is to town road, include into field wire G1, go out field wire G2, switching lead G3, the line G4 that travels frequently, monthly test line G5, G6, stop line G7～G22, engineering fare G23, washing track G24, organize track switch C1～C28, car bumper CD1, CD2, comprehensive office building F1, monthly test storehouse F2 more, row inspection storehouse F3, engineering garage F4, instrument and equipment workshop F5, carwash storehouse F6, the F7 of guard room stop.Go into field wire G1, the parallel back of drawing gets into parking area from the station that integrates with to go out field wire G2, is axis at parking area with scene 2 lambda line linear portion center, row inspection storehouse F3 is a working direction towards stopping.Side at axis is provided with and the switching lead G3 that goes out lambda line end formula layout arranged side by side, and the said line of travelling frequently is arranged in the opposite side of axis; The afterbody that on axis direction, goes out lambda line is connected with the row inspection storehouse F3 that stops; Be provided with engineering garage F4, instrument and equipment workshop F5, carwash storehouse F6 side by side with engineering garage F3 one side of switching lead homonymy; The opposite side that the row that stop are examined storehouse F3 is provided with monthly test storehouse F2; Comprehensive office building F1 is located at below one side of monthly test storehouse F2, and the F7 of guard room is located at the below opposite side of monthly test storehouse F2.Said monthly test line, many stop lines, engineering fare, washing tracks all are located at opposite one side of comprehensive office building F1.
Circuit is respectively through circuit outside the storehouse with organize track switch more and go out lambda line and switching lead is connected in the storehouse of said monthly test storehouse F2, stop row inspection storehouse F3, engineering garage F4, instrument and equipment workshop F5, carwash storehouse F6.Said engineering garage F4, instrument and equipment workshop F5, carwash storehouse F6 build jointly and are integrated.
Said washing track G24 go out the trouble point abut against switching lead G3 go out to branch off a little, said washing track passes carwash storehouse F6 and extends to car bumper CD2.The effective length in front and back of washing track F6 in the carwash storehouse must not be less than a train conductor and safety distance sum.The effective length of said washing track before the F6 of carwash storehouse is no less than a train conductor and safety distance sum.
F6 waits in front of the door and bides one's time in the carwash storehouse for train, does not influence other circuit homework, and said washing track one end is communicated with carwash storehouse F6, and the trouble point that goes out of said washing track abuts against near going out the trouble point of switching lead G3.
Said line one end of travelling frequently is communicated with the side of comprehensive office building F1, and the trouble point that goes out of the line of travelling frequently abuts against near going out the trouble point of field wire, and the line of travelling frequently is being made as a curve near the part that goes out the trouble point, and connecting the line afterbody of travelling frequently is straight line.
The said line G4 that travels frequently is located at the homonymy of complex building F1, goes out trouble point C10 and is located on the monthly test line G6, is located at the line adjacent of travelling frequently; Monthly test line one end is communicated with monthly test storehouse F2; With monthly test line G6 to go out trouble point C9 nearest, the requirement that the distance between centers of tracks between line G4 and the monthly test line G5 of travelling frequently satisfies the minimum line spacing gets final product, effective length of the line G4 that travels frequently must not be less than a train conductor and safety distance sum; The line G4 that travels frequently establishing a curve near the part that goes out trouble point C10, is a straight line to guarantee afterbody only.
The said platform QZT that travels frequently is located at the position of the afterbody of the line G4 that travels frequently near car bumper CD1, and is nearest apart from complex building F1 to guarantee, its length is the length of a joint passenger car.
Said comprehensive office building F1 is located at the offside of washing track G24 on the direction of town road, and corresponding with the level crossing before the row inspection storehouse F3 that stops, comprehensive office building F1 strides across the road that the level crossing before the F2 links to each other with town road.
The intensification rail train parking area structure of the utility model is to make the station pattern into platform to be located at the middle formula station, island of up-downgoing main track, and island platform is a kind of common platform, and promptly middle is platform, and railway can take up an area of on both sides side by side together less.This island station can be that single island formula also can be a double-island type, in the middle of two islands, adds the line of turning back.Platform is by of becoming the island formula of two of side formula, and scene 2 is gone into distance between centers of tracks 5m and is located in the middle of two main tracks beyond the platform end, near the position double as at the station line of turning back, satisfies gradually to go out ground behind the required length of grade section of line of turning back and turn right and get into parking area.Two main tracks then are located at the scene 2 lambda line outside; Gradually with go out the lambda line space out so that adopt shield construction; The right line of main track passes below going out the lambda line curvilinear portion and goes out the lambda line grade separation and discongests, and the train turnover is not all cut main track, turns back and waits for the main track ability that do not take.
For island platform, there is not the platform problem of going to the wrong way in the passenger, and used operating personal and relevant device are few, and convenient management, cost is low, efficiency of operation is high.
Car depot's structure of the utility model: comprise station, main track, go out the lambda line part, the position is drawn back two positive distance between centers of tracks to 15m by ≯ 5m AT STATION, will and be placed in the middle of two main tracks by two side platforms that are located at the two circuits outside together.Article two, go out lambda line by originally AT STATION the termination draw from the two main tracks outsides to change into and draw parallelly from two main track inboards, near the position double as at the station line of turning back, after satisfying turn back train Len req, the gradient, turning right gradually is raised to ground and gets into parking area.Main track go out lambda line double turn back the line position gradually with go out the lambda line space out so that shield structure well can be set, adopt shield construction.
Two main tracks draw back out the lambda line both sides by parallel in middle 5m spacing, apart from going out lambda line 13m, the single line operation.After two main tracks separated, wherein 600m main track location can be made the single line shield construction into by original parallel cut and cover tunneling, has reduced by 1,200 ten thousand yuan of construction costs, has reduced the influence to environment, has importantly reduced engineering risk.Because this project zone of living in, underground level is higher, soil property is soft, and cut and cover tunneling must be established diaphragm wall, necessary precipitation during construction, and precipitation must cause bigger disturbance to surrounding soil.And shield construction except that shield structure well to the face of land do not have destruction, without precipitation, though the soil body is had disturbance, much littler than cut and cover tunneling.
Go out lambda line 300mU shape trough section, make the two-wire of 5m spacing into by two single lines, structure reduces by 2,880,000 yuan of construction costs.
Existing scheme becomes neatly the space, and main track is underground, has constructed afterwards from cannot see the main track engineering in the air, goes out the lambda line open section and becomes a parallel two-wire from two single lines of former scheme.Awning becomes a two-wire awning by two single line awnings, reduces 7,920,000 yuan of investments.Expropriation of land reduces 12.3 mu, reduces land used and invests 2,460,000 yuan.
This scheme is technological performance not only, and wherein 500m extends main track and changes the shield construction of this programme into by the cut and cover tunneling of former scheme, has not only reduced construction risk, and has reduced by 6,500 ten thousand yuan of costs.
The parking area structure division of the technical scheme of the utility model:
Parking area is arranged well with bad, directly influences investment, land used, production efficiency, result of use, impression and personnel's mood.According to the present technique scheme; Can regard each monomer as module one by one; These modules according to multiple factor such as landform, atural object and city planning, technological requirement etc., are carried out organic assembling and collocation satisfying under the prerequisite of codes and standards, make superior performance, total figure elegant in appearance.
Because this parking area has washing track, repair line, for preventing that train from changeing line and taking out lambda line, the work efficiency of influence discrepancy train is so set up switching lead.Effective length all should satisfy the demand of parking of a train before and after the carwash storehouse.
Signal tower list is originally built, and present technique scheme and complex building are built jointly, reduces by a building monomer.Originally engineering fare and engineering garage are branch shape layout, and this is built jointly with stop row inspection storehouse and carwash storehouse, are placed between carwash storehouse and the parking row inspection storehouse, and all garages relevant with car are built jointly together, the alignment of track storehouse door end.Shared work stall between engineering garage and the carwash storehouse.
One. all inner tracks and need with go out the garage that lambda line is communicated with and all be in juxtaposition.
Two. the maintenance storehouse is arranged in order the monthly test storehouse, stops to be listed as and examine storehouse, internal combustion accent hangar, engineering garage, carwash storehouse near main region.All these storehouse door alignment.
Three. the line of travelling frequently is terminal to be straight line, and length of straigh line is not less than the length that platform need not be widened to the orbit centre distance, generally is not less than the length of two joint vehicles.
Four. platform is located at tail end, with reduce from the platform to the destination rise distance travelled,
The present invention makes the row inspection storehouse of stopping increase by four station tracks, and not taking up an area of increases, under the situation of equal scale, save lay a railway track, energy-saving and environmental protection, convenient management.
This structure can be used according to the distortion of bicycle parking quantity, is influenced layout because go out the lambda line curve, so switching lead is placed on out lambda line extra curvature side, is located at the axis opposite side if go out lambda line, and switching lead replaces equally.With the influence that guarantees that switching lead is not gone out the lambda line curve.
More complete parking area generally is furnished with the lambda line of going out, switching lead, the travel frequently line and the platform of travelling frequently, stop row inspection storehouse, monthly test storehouse, engineering garage, carwash storehouse, complex building, sewage disposal workshop, entrance guard etc.
With station track neighbourhood centre axis is the boundary; The side that complex building is set is main region or front; Opposite side is back or sub area; Main region is established complex building, guard room, the platform of travelling frequently, maintenance storehouse, is arranged in order the row inspection storehouse of stopping, internal combustion to sub area and transfers hangar and engineering garage, carwash storehouse, sewage disposal workshop.Track is arranged in order monthly test line G5, G6, stop line G7～G22, engineering fare G23, washing track G24 from the line G4 that travels frequently of main region to sub area, goes into field wire G1, goes out field wire G2, switching lead G3.
The utility model design-calculated structure has realized that operation is simple, and it is long-range to consider, saves the area, and minimizing is laid a railway track, and merges monomer, easy access.The building monomer will lack, and train is distance travelled will lack, and the number of times of shunting will lack, and the station track is taken up an area of and will be lacked, and it is simple that subregion is wanted, and structure is attractive in appearance, and operation is aim easily.
Claims (8)
1. intensification rail train parking area structure; The main surface of this structure is to town road; This structure includes into field wire, goes out field wire and be connected with the station that integrates with; This structure also comprises switching lead, the line of travelling frequently, monthly test line, many stop lines, engineering fare, washing track, comprehensive office building F1, monthly test storehouse F2, stop row inspection storehouse F3, engineering garage F4, instrument and equipment workshop F5, carwash storehouse F6, the F7 of guard room, it is characterized in that:
Saidly go into field wire, the parallel back of drawing gets into parking area and forms out lambda line from the station that integrates with to go out field wire, is axis at parking area with the said linear portion center that goes out lambda line, row inspection storehouse F3 is a working direction towards stopping; Said switching lead is arranged in a side of axis and goes out lambda line arranged side by side, and the said line of travelling frequently is arranged in the opposite side of axis; The afterbody that on axis direction, goes out lambda line is connected with the row inspection storehouse F3 that stops; Be provided with engineering garage F4, instrument and equipment workshop F5, carwash storehouse F6 side by side in switching lead one side; The opposite side that the row that stop are examined storehouse F3 is provided with monthly test storehouse F2; Comprehensive office building F1 is located at below one side of monthly test storehouse F2, and the F7 of guard room is located at the below opposite side of monthly test storehouse F2;
Said monthly test line, many stop lines, engineering fare, washing tracks all are located at opposite one side of comprehensive office building F1.
2. intensification rail train parking area structure according to claim 1 is characterized in that: said monthly test storehouse F2, stop row inspection storehouse F3, engineering garage F4, instrument and equipment workshop F5, carwash storehouse F6 build jointly and are integrated.
3. intensification rail train parking area structure according to claim 1 is characterized in that: circuit is respectively through circuit outside the storehouse with organize track switch more and go out lambda line and switching lead is connected in the storehouse of said monthly test storehouse F2, stop row inspection storehouse F3, engineering garage F4, instrument and equipment workshop F5, carwash storehouse F6.
4. intensification rail train parking area structure according to claim 1 is characterized in that: said washing track G24 go out the trouble point abut against switching lead G3 go out to branch off a little, said washing track passes carwash storehouse F6 and extends to car bumper CD2.
5. according to claim 1 or 4 described intensification rail train parking area structures, it is characterized in that: the effective length in front and back of said washing track F6 in the carwash storehouse must not be less than a train conductor and safety distance sum.
6. intensification rail train parking area structure according to claim 1; It is characterized in that: said line one end of travelling frequently is near comprehensive office building F1; The trouble point that of line of travelling frequently abuts against near going out the trouble point of monthly test line; The line of travelling frequently is being made as a curve near the part that goes out the trouble point, and the afterbody of the line of travelling frequently is a straight line, and effective length of the line of travelling frequently must not be less than a train conductor and safety distance sum.
7. according to claim 1 or 6 described intensification rail train parking area structures, it is characterized in that: afterbody one side of the said line of travelling frequently is provided with the platform of travelling frequently, and the length of the platform of travelling frequently is the length of a joint passenger car.
8. intensification rail train parking area structure according to claim 1, it is characterized in that: said comprehensive office building F1 is located at the offside of washing track on the direction of town road, and is corresponding with the level crossing before the row inspection storehouse F3 that stops.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220064701 CN202574213U (en) | 2012-02-24 | 2012-02-24 | Intensive structure for railroad train park lot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220064701 CN202574213U (en) | 2012-02-24 | 2012-02-24 | Intensive structure for railroad train park lot |
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| Publication Number | Publication Date |
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| CN202574213U true CN202574213U (en) | 2012-12-05 |
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| CN 201220064701 Expired - Lifetime CN202574213U (en) | 2012-02-24 | 2012-02-24 | Intensive structure for railroad train park lot |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102529980A (en) * | 2012-02-24 | 2012-07-04 | 铁道第三勘察设计院集团有限公司 | Intensive structure for railcar-train parks |
| CN105774818A (en) * | 2016-05-18 | 2016-07-20 | 中铁第四勘察设计院集团有限公司 | Urban rail transit underground four-wire long-distance parallel separation structure |
| CN106087603A (en) * | 2016-08-03 | 2016-11-09 | 中铁第四勘察设计院集团有限公司 | Urban track traffic eight word formula washing track hyperbola shortens branch-cut bridge compact Layout structure |
-
2012
- 2012-02-24 CN CN 201220064701 patent/CN202574213U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102529980A (en) * | 2012-02-24 | 2012-07-04 | 铁道第三勘察设计院集团有限公司 | Intensive structure for railcar-train parks |
| CN105774818A (en) * | 2016-05-18 | 2016-07-20 | 中铁第四勘察设计院集团有限公司 | Urban rail transit underground four-wire long-distance parallel separation structure |
| CN105774818B (en) * | 2016-05-18 | 2018-07-03 | 中铁第四勘察设计院集团有限公司 | A kind of four line length of urban track traffic underground is apart from parallel separated structure |
| CN106087603A (en) * | 2016-08-03 | 2016-11-09 | 中铁第四勘察设计院集团有限公司 | Urban track traffic eight word formula washing track hyperbola shortens branch-cut bridge compact Layout structure |
| CN106087603B (en) * | 2016-08-03 | 2017-12-26 | 中铁第四勘察设计院集团有限公司 | The word formula washing track hyperbola of urban track traffic eight shortens branch-cut bridge compact Layout structure |
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| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 300010 Hebei District, Zhongshan Road, No. 10, Patentee after: China Railway Design Group Limited Address before: 300010 Hebei District, Zhongshan Road, No. 10, Patentee before: China Railway Third Survey and Design Institute Group Ltd. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121205 |