CN109774542A - A kind of gas, electrothermal forces manifold type railway contact line renovate device and method - Google Patents
A kind of gas, electrothermal forces manifold type railway contact line renovate device and method Download PDFInfo
- Publication number
- CN109774542A CN109774542A CN201910194499.7A CN201910194499A CN109774542A CN 109774542 A CN109774542 A CN 109774542A CN 201910194499 A CN201910194499 A CN 201910194499A CN 109774542 A CN109774542 A CN 109774542A
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- contact line
- gas
- contact
- air bag
- cylinder
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- 238000000034 method Methods 0.000 title claims abstract description 14
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 17
- 238000010438 heat treatment Methods 0.000 claims abstract description 16
- 239000010949 copper Substances 0.000 claims abstract description 15
- 238000005242 forging Methods 0.000 claims abstract description 12
- 229910052802 copper Inorganic materials 0.000 claims abstract description 10
- BERDEBHAJNAUOM-UHFFFAOYSA-N copper(I) oxide Inorganic materials [Cu]O[Cu] BERDEBHAJNAUOM-UHFFFAOYSA-N 0.000 claims abstract description 6
- KRFJLUBVMFXRPN-UHFFFAOYSA-N cuprous oxide Chemical compound [O-2].[Cu+].[Cu+] KRFJLUBVMFXRPN-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229940112669 cuprous oxide Drugs 0.000 claims abstract description 6
- 238000013016 damping Methods 0.000 claims description 13
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 13
- 239000012212 insulator Substances 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 6
- 230000007246 mechanism Effects 0.000 claims description 6
- 230000004936 stimulating effect Effects 0.000 claims description 4
- 235000009854 Cucurbita moschata Nutrition 0.000 claims description 3
- 240000001980 Cucurbita pepo Species 0.000 claims description 3
- 235000009852 Cucurbita pepo Nutrition 0.000 claims description 3
- 230000008859 change Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 235000020354 squash Nutrition 0.000 claims description 3
- 230000009467 reduction Effects 0.000 claims description 2
- 239000002775 capsule Substances 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 230000003137 locomotive effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000000452 restraining effect Effects 0.000 description 2
- 206010044565 Tremor Diseases 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Current-Collector Devices For Electrically Propelled Vehicles (AREA)
- Train Traffic Observation, Control, And Security (AREA)
Abstract
The invention discloses a kind of gas, electrothermal forces manifold type railway contact line renovates device and method, column and the car body that moves in orbit including being mounted on rail both sides, the cantilever support being bolted on the side wall of adjacent columns hangs oneself and has carrier cable, the curved lowermost end of carrier cable is cased with top connection, dropper is wound in top connection, lower contact is cased on the bottom of dropper, lower contact connects with contact line, the bottom of contact line is copper wires, air-breathing in the pipeline that air bag connects with cylinder, cylinder interior gas volume changes, top strut is slowly raised above, until connecting with contact band with contact line, contact band connect with contact line aftercarriage energization, air bag stops working, the nozzle that air bag connects with heating power nozzle, there is gas to be discharged towards contact line, the copper wire end of contact line generates the diameter of 1Mpa-10Mpa Xiang Li, and the axial forging force that shake occurs, generates 300Mpa-450Mpa generate the distortion energy of 6mm or so Forging Plasticity strain, and the row's of squeezing cuprous oxide.
Description
Technical field
The present invention relates to a kind of railway contact lines to renovate device and method, in particular to a kind of gas, electrothermal forces manifold type
Railway contact line renovates device and method.
Background technique
Railway power contact net is the copper Cu wire rod by element length 1km, railway factory manufacture installation form, railway electricity
Power engineering takes well known manufacturing method, is first adjacent to the end face of two unit copper Cu wire rods, then with clamping plate by two unit copper
Cu line is mechanically fixed, and power contacts net, the contact gap for then forming mechanical connecting structure are the intrinsic spies of mechanical connecting structure
It levies, there are the power contacts net electrical performance of contact gap is extremely unstable, it is difficult to ensure that the riding quality of electric locomotive, and with
Energy-efficient pollution-free industry is runed counter to: firstly, contact resistance at contact gap is 80000M Ω, the 400M Ω much higher than copper Cu,
Obviously it will affect the stability of contact net electrical performance, secondly, contact gap is equivalent to a capillary, capillary force is often
Moisture is induced, the suction of the dirts such as dust combines in this, along with resistance heat increases temperature raising herein, promotes contact net copper Cu line
Oxidation corrosion, in addition, the reliability of Pneumatic drive system be not comparatively it is very stable, this is mainly due to be pneumatically by compression
Air drives, and the compressibility of of air itself be it is very big, it is also slower to react, so when rolling stock is being transported
When row, the phenomenon that more violent vibration such as occur, being just also easy to produce pantograph poor contact, in addition, making leading at contact gap
Electric quality falls into vicious circle, often " beating arc " occurs, and " arcing " phenomenon not only influences traffic safety, but also ties up power contacts net
Shield workload increases, as train raises speed, and locomotive traction power increases, and the above problem will be protruded more.
Summary of the invention
The purpose of the present invention is to provide a kind of gas, electrothermal forces manifold type railway contact lines to renovate device and method, has
It improves contact net to be connected firmly, remove the advantages of iron rust on contact net lines, to solve the problems mentioned in the above background technology.
To achieve the above object, the invention provides the following technical scheme: a kind of gas, electrothermal forces manifold type railway contact line are whole
It purchases things necessary for a long journey and sets, column and the car body that moves in orbit including being mounted on rail both sides pass through spiral shell on the side wall of adjacent columns
The fixed cantilever support of bolt hangs oneself and has carrier cable, and the curved lowermost end of carrier cable is cased with top connection, is wound with and hangs in top connection
String is cased with lower contact on the bottom of dropper, and lower contact connects with contact line, and the bottom of contact line is copper wires, the car body
Top is equipped with damping shell, the sleeve of opening upwards is fixed in the inner bottom wall of damping shell, activity has mobile jib in sleeve, mobile jib
Also with the spring interface in sleeve, the shell that the top of mobile jib passes through damping shell is connected with insulator, the top of insulator for bottom end
On pedestal is installed, symmetrical support plate is welded on the side of the pedestal along its length, behind the upper surface of pedestal
End is further fixed on the air bag being clamped between support plate, and the front axle and rear axle for having rotation are run through on the rear and front end of support plate, preceding
It is fixed with lower beams on axis, cylinder is fixed on rear axle, on the port of the lower beams on perforative bolt on activity has
One end of portion's strut, cylinder is connect with air bag by seal for pipe joints, and flexible support rod is equipped in the other end of cylinder, support
The outer squash of the port of bar and lower beams connects, and is equipped with slide plate on the tail end of the top strut, in slide plate table on cover
The contact band of lid is connected with contact line, and slide plate, which is located on side wall of the contact with one side, is also equipped with port towards contact line
Heating power nozzle, heating power nozzle are connected with air bag by pipeline.
Further, the groove of annular is also provided on the outer peripheral surface that mobile jib is connected with sleeve, on sleeve openings bore
Fixed restraining position ring block covers outside groove.
Further, what air bag connected with heating power nozzle adds 6wt% active reduction gas in pneumatic gas.
Further, offered on the shell of damping shell with mobile jib diameter match, the contact position of slot and mobile jib is inlayed
There is sealing ring.
The present invention provides another technical solution, the method for Yi Zhongqi, electrothermal forces manifold type railway contact line regulation device, packet
Include following steps:
S1: air-breathing in the pipeline that air bag connects with cylinder, cylinder interior gas volume change, and support rod is slowly contracted to
In cylinder, the lower beams to connect with support rod are rotated counterclockwise centered on front axle；
S2: during lower beams rotate, the top strut to connect with lower beams keeps horizontality, top strut
It is slowly raised above, until connecting with contact band with contact line；
S3: contact band connects aftercarriage energization with contact line, and air bag stops working, and top strut keeps the height risen,
Car body is moved in track；
S4: the nozzle that air bag connects with heating power nozzle has gas to be discharged towards contact line, gas flow 4L/min-10L/
When min；
S5: the copper wire end of contact line generates the radial force of 1Mpa-10Mpa, and shakes.
Further, in S5, contact line stimulating frequency 10kHZ hereinafter, the vibration friction mechanism energy of amplitude 10-1mm,
The axial forging force of 300Mpa-450Mpa is generated, the distortion energy of 6mm or so Forging Plasticity strain, and the row's of squeezing cuprous oxide are generated.
Compared with prior art, the beneficial effects of the present invention are:
This gas, electrothermal forces manifold type railway contact line renovate device and method, air-breathing in the pipeline that air bag connects with cylinder,
Cylinder interior gas volume changes, and top strut is slowly raised above, until connect with contact band with contact line, contact band with
Contact line connects aftercarriage energization, and air bag stops working, the nozzle that air bag connects with heating power nozzle, has gas towards contact line row
Out, when gas flow 4L/min-10L/min；The copper wire end of contact line generates the radial force of 1Mpa-10Mpa, and trembles
Dynamic, contact line stimulating frequency 10kHZ is hereinafter, the vibration friction mechanism energy of amplitude 10-1mm, generate the axial direction of 300Mpa-450Mpa
Forging force generates the distortion energy of 6mm or so Forging Plasticity strain, and the row's of squeezing cuprous oxide.
Detailed description of the invention
Fig. 1 is overall structure figure of the invention；
Fig. 2 is the A enlarged drawing of Fig. 1 of the invention；
Fig. 3 is top view of the invention；
Fig. 4 is damping shell internal structure chart of the invention.
In figure: 1, column；11, carrier cable；111, top connection；2, car body；21, damping shell；211, sleeve；2111, spring；
3, dropper；31, lower contact；4, contact line；5, insulator；51, mobile jib；6, pedestal；61, support plate；611, front axle；612, after
Axis；62, air bag；7, lower beams；8, cylinder；81, support rod；9, top strut；91, slide plate；911, band is contacted；912, heating power
Nozzle.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear；It is complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments, is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-3 is please referred to, Yi Zhongqi, electrothermal forces manifold type railway contact line renovate device, including be mounted on rail both sides
Column 1 and the car body 2 that moves in orbit, the cantilever support being bolted on the side wall of adjacent columns 1 hang oneself and have
Carrier cable 11 is also equipped with the mechanism of insulation in cantilever support, can be cased with to avoid conduction, the curved lowermost end of carrier cable 11
Top connection 111, carrier cable 11 by multiply there is the wire rod compared with strong hardness to form, and top connection 111 is fixed on carrier cable 11, is above connect
It is wound with dropper 3 on first 111, lower contact 31 is cased on the bottom of dropper 3, lower contact 31 connects with contact line 4, contact line 4
Bottom is copper wires, and the isolation material that lower contact 31 is not coated on outside copper wires with contact line 4 connects, and is led in contact line 4
There is high-voltage electricity, provides power for the movement of car body 2, pedestal 6, the side of pedestal 6 along its length are installed on the top of insulator 5
On be welded with symmetrical support plate 61, support plate 61 is further fixed on clamping perpendicular to pedestal 6, the upper surface rear end of pedestal 6
Air bag 62 between support plate 61, the position of air bag 62 are fixed, and running through on the rear and front end of support plate 61 has rotation
Front axle 611 and rear axle 612, front axle 611 and rear axle 612 can rotate, and lower beams 7, front axle 611 are fixed on front axle 611
Lower beams 7 can be driven to be rotated, cylinder 8 is fixed on rear axle 612, rear axle 612 equally can drive cylinder 8 to be revolved
Turn, activity has top strut 9 on perforative bolt on the port of lower beams 7, and one end of cylinder 8 and air bag 62 are close by pipeline
Envelope connects, and flexible support rod 81, the port of support rod 81 and the outer squash of lower beams 7 are equipped in the other end of cylinder 8
Property connection, air bag 62 is towards inflating in cylinder 8 or when air-breathing, changes will occur for the volume in cylinder 8, and support rod 81 is in gas
It stretches in cylinder 8, it is movable with the lower beams 7 to connect to drive, and lower beams 7 and cylinder 8 can all rotate, and front axle 611 is with after
The help of axis 612 rotates, and is equipped with slide plate 91 on the tail end of top strut 9, top strut 9 during lower beams 7 rotate,
Horizontal moves up, and the upper contact band 911 covered and contact line 4 connect in 91 table of slide plate, leads after connecting
Electricity, slide plate 91, which is located on the side wall of contact 911 one side of band, is also equipped with heating power nozzle 912 of the port towards contact line 4, heating power
Nozzle 912 is connected with air bag 62 by pipeline, and it is living that air bag 62 connected with heating power nozzle 912 adds 6wt% in pneumatic gas
Property reducing gas, one Thermal-mechanical Coupling outfield of railway power contact net copper wire end texture, can will be adsorbed in contact line 4
Iron rust remove.
Referring to Fig. 4, the top of car body 2 is equipped with damping shell 21, opening upwards are fixed in the inner bottom wall of damping shell 21
Sleeve 211, activity has mobile jib 51 in sleeve 211, and annular is also provided on the outer peripheral surface that mobile jib 51 is connected with sleeve 211
Groove, sleeve 211 are open on bore and fix restraining position ring block and cover outside groove, what mobile jib 51 can move up and down in sleeve 211
Meanwhile it can only be moved up and down in a certain range for the connection of stop collar and groove, the bottom end of mobile jib 51 also with set
Spring 2111 in cylinder 211 connects, and spring 2111 plays the role of support, while the momentum that will be generated when shaking to mobile jib 51
It absorbs, the shell that the top of mobile jib 51 passes through damping shell 21 is connected with insulator 5, and the isolation of insulator 5 may when transmitting electric power
It is transferred to agreeing for 2 surface of car body, is offered on the shell of damping shell 21 and the matching of 51 diameter of mobile jib, slot and mobile jib 51
Contact position is inlaid with sealing ring, and gas and liquid is avoided to enter.
The present invention provides another technical solution, the method for Yi Zhongqi, electrothermal forces manifold type railway contact line regulation device, packet
Include following steps:
Step 1: air-breathing in the pipeline that air bag 62 connects with cylinder 8, gas volume changes in cylinder 8, support rod 81
It is slowly contracted in cylinder 8, the lower beams 7 to connect with support rod 81 are rotated counterclockwise centered on front axle 611；
Step 2: during lower beams 7 rotate, the top strut 9 to connect with lower beams 7 keeps horizontality,
Top strut 9 is slowly raised above, until connecting with contact band 911 with contact line 4；
Step 3: contact band 911 connects the energization of aftercarriage 2 with contact line 4, and air bag 62 stops working, the holding of top strut 9
The height of rise, car body 2 are moved in track；
Step 4: the nozzle that air bag 62 connects with heating power nozzle 912 has gas to be discharged towards contact line 4, gas flow
When 4L/min-10L/min；
Step 5: the copper wire end of contact line 4 generates the radial force of 1Mpa-10Mpa, and shakes, and contact line 4 excites
Frequency 10kHZ hereinafter, amplitude 10-1mm vibration friction mechanism energy, generate 300Mpa-450Mpa axial forging force, generate
The distortion energy of 6mm or so Forging Plasticity strain, and the row's of squeezing cuprous oxide.
In conclusion this gas, electrothermal forces manifold type railway contact line renovate device and method, air bag 62 connects with cylinder 8
Pipeline in air-breathing, gas volume changes in cylinder 8, and top strut 9 is slowly raised above, until with contact band 911 with
Contact line 4 connects, and contact band 911 connects the energization of aftercarriage 2 with contact line 4, and air bag 62 stops working, air bag 62 and heating power nozzle
912 nozzles to connect have gas to be discharged towards contact line 4, when gas flow 4L/min-10L/min；The copper wire end of contact line 4
Portion generates the radial force of 1Mpa-10Mpa, and shakes, 4 stimulating frequency 10kHZ of contact line hereinafter, amplitude 10-1mm vibration
Friction mechanism energy, the axial forging force for generating 300Mpa-450Mpa generate the distortion energy of 6mm or so Forging Plasticity strain, and
The row's of squeezing cuprous oxide.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art within the technical scope of the present disclosure, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (6)
1. a kind of gas, electrothermal forces manifold type railway contact line renovate device, which is characterized in that including being mounted on the vertical of rail both sides
Column (1) and the car body (2) moved in orbit, the cantilever support being bolted on the side wall of adjacent columns (1) are hung oneself
Have carrier cable (11), the curved lowermost end of carrier cable (11) is cased with top connection (111), and top connection is wound with dropper on (111)
(3), it is cased with lower contact (31) on the bottom of dropper (3), lower contact (31) connects with contact line (4), and the bottom of contact line (4) is
Copper wires are equipped with damping shell (21) at the top of the car body (2), are fixed with opening upwards in the inner bottom wall of damping shell (21)
Sleeve (211), sleeve (211) interior activity have mobile jib (51), the bottom end of mobile jib (51) also with the spring (2111) in sleeve (211)
Connect, the shell that the top of mobile jib (51) passes through damping shell (21) is connected with insulator (5), is installed on the top of insulator (5)
Have pedestal (6), the pedestal (6) is welded with symmetrical support plate (61) on side along its length, pedestal (6) it is upper
Surface rear end is further fixed on the air bag (62) being clamped between support plate (61), and running through on the rear and front end of support plate (61) has rotation
The front axle (611) and rear axle (612) turned is fixed with lower beams (7) on front axle (611), and rear axle is fixed with cylinder on (612)
(8), on the port of the lower beams (7) there is top strut (9) activity on perforative bolt, one end of cylinder (8) and air bag
(62) it is connected, is equipped with flexible support rod (81) in the other end of cylinder (8), the port of support rod (81) by seal for pipe joints
It connect with the outer squash of lower beams (7), is equipped with slide plate (91) on the tail end of the top strut (9), slide plate (91) table
The contact band (911) of interior upper covering and contact line (4) connect, and slide plate (91) is located on the side wall of contact band (911) one side
It is also equipped with heating power nozzle (912) of the port towards contact line (4), heating power nozzle (912) is connected with air bag (62) by pipeline.
2. a kind of gas according to claim 1, electrothermal forces manifold type railway contact line renovate device, it is characterised in that: main
It is also provided with the groove of annular on the outer peripheral surface that bar (51) is connected with sleeve (211), is fixed on sleeve (211) opening bore
Ring set is limited outside groove.
3. a kind of gas according to claim 1, electrothermal forces manifold type railway contact line renovate device, it is characterised in that: gas
What capsule (62) connected with heating power nozzle (912) adds 6wt% active reduction gas in pneumatic gas.
4. a kind of gas according to claim 1, electrothermal forces manifold type railway contact line renovate device, it is characterised in that: subtract
It shakes to offer on the shell of shell (21) and is inlaid with sealing with the matching of mobile jib (51) diameter, slot and the contact position of mobile jib (51)
Circle.
5. a kind of method that gas as described in claim 1, electrothermal forces manifold type railway contact line renovate device, feature exist
In, comprising the following steps:
S1: air-breathing in the pipeline that air bag (62) connects with cylinder (8), cylinder (8) interior gas volume change, support rod (81)
It is slowly contracted in cylinder (8), the lower beams (7) to connect with support rod (81) are rotated counterclockwise centered on front axle (611)；
S2: during lower beams (7) rotate, the top strut (9) to connect with lower beams (7) keeps horizontality, on
Portion's strut (9) is slowly raised above, until connecting with band (911) is contacted with contact line (4)；
S3: contact band (911) connects aftercarriage (2) energization with contact line (4), and air bag (62) stops working, top strut (9) guarantor
The height of rise is held, car body (2) is moved in track；
S4: the nozzle that air bag (62) connects with heating power nozzle (912) has gas to be discharged towards contact line (4), gas flow 4L/
When min-10L/min；
S5: the copper wire end of contact line (4) generates the radial force of 1Mpa-10Mpa, and shakes.
6. the method for a kind of gas as claimed in claim 5, electrothermal forces manifold type railway contact line regulation device, feature exist
In in S5, contact line (4) stimulating frequency 10kHZ is hereinafter, the vibration friction mechanism energy of amplitude 10-1mm, generate 300Mpa-
The axial forging force of 450Mpa generates the distortion energy of 6mm or so Forging Plasticity strain, and the row's of squeezing cuprous oxide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910194499.7A CN109774542B (en) | 2019-03-14 | 2019-03-14 | Gas-electric heating power coupling type railway contact net renovation device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910194499.7A CN109774542B (en) | 2019-03-14 | 2019-03-14 | Gas-electric heating power coupling type railway contact net renovation device and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109774542A true CN109774542A (en) | 2019-05-21 |
| CN109774542B CN109774542B (en) | 2022-04-22 |
Family
ID=66487969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910194499.7A Expired - Fee Related CN109774542B (en) | 2019-03-14 | 2019-03-14 | Gas-electric heating power coupling type railway contact net renovation device and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109774542B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2249953Y (en) * | 1996-02-08 | 1997-03-19 | 周求定 | Pneumatic cleaner for cleaning active isolators |
| CN2439971Y (en) * | 2000-09-09 | 2001-07-25 | 宋明让 | Adjustable insulated integral hanger |
| DE10138294C1 (en) * | 2001-08-10 | 2003-02-06 | Db Netz Ag | Method for replacing a contact wire fastened with suspenders on a support cable on an overhead line for a rail track runs a continuous operation by reeling in an old wire at the same time as drawing out a new wire at a best cable tension |
| CN1736764A (en) * | 2004-08-16 | 2006-02-22 | 曾进忠 | Constant tension stringing carriage device of electrified railroad touch net |
| CN103358916A (en) * | 2013-08-01 | 2013-10-23 | 南车株洲电力机车有限公司 | Electrically driven vehicle and power receiving device thereof |
| CN206416858U (en) * | 2016-12-27 | 2017-08-18 | 山西佳诚液压有限公司 | The compound pantograph of hydraulic pressure |
| CN207449670U (en) * | 2017-11-23 | 2018-06-05 | 北京铁路局天津供电段 | For cleaning the cleaning system of electrification railway contact net |
| CN207725227U (en) * | 2017-12-21 | 2018-08-14 | 湖北工程学院 | Be self-regulated pantograph system and high-speed electric train |
-
2019
- 2019-03-14 CN CN201910194499.7A patent/CN109774542B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2249953Y (en) * | 1996-02-08 | 1997-03-19 | 周求定 | Pneumatic cleaner for cleaning active isolators |
| CN2439971Y (en) * | 2000-09-09 | 2001-07-25 | 宋明让 | Adjustable insulated integral hanger |
| DE10138294C1 (en) * | 2001-08-10 | 2003-02-06 | Db Netz Ag | Method for replacing a contact wire fastened with suspenders on a support cable on an overhead line for a rail track runs a continuous operation by reeling in an old wire at the same time as drawing out a new wire at a best cable tension |
| CN1736764A (en) * | 2004-08-16 | 2006-02-22 | 曾进忠 | Constant tension stringing carriage device of electrified railroad touch net |
| CN103358916A (en) * | 2013-08-01 | 2013-10-23 | 南车株洲电力机车有限公司 | Electrically driven vehicle and power receiving device thereof |
| CN206416858U (en) * | 2016-12-27 | 2017-08-18 | 山西佳诚液压有限公司 | The compound pantograph of hydraulic pressure |
| CN207449670U (en) * | 2017-11-23 | 2018-06-05 | 北京铁路局天津供电段 | For cleaning the cleaning system of electrification railway contact net |
| CN207725227U (en) * | 2017-12-21 | 2018-08-14 | 湖北工程学院 | Be self-regulated pantograph system and high-speed electric train |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109774542B (en) | 2022-04-22 |
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