CN207466411U - Three rail body formula rigid suspension catenary under high headroom tunnel - Google Patents
Three rail body formula rigid suspension catenary under high headroom tunnel Download PDFInfo
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- CN207466411U CN207466411U CN201721177802.5U CN201721177802U CN207466411U CN 207466411 U CN207466411 U CN 207466411U CN 201721177802 U CN201721177802 U CN 201721177802U CN 207466411 U CN207466411 U CN 207466411U
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- suspension
- guide rail
- bolt
- rail
- hanging beam
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- 239000000725 suspension Substances 0.000 title claims abstract description 84
- 238000004873 anchoring Methods 0.000 claims abstract description 15
- 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 abstract description 8
- 210000005069 ears Anatomy 0.000 claims description 11
- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 239000012212 insulator Substances 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- 230000007246 mechanism Effects 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 3
- 239000003245 coal Substances 0.000 abstract description 2
- 239000002184 metal Substances 0.000 abstract description 2
- 230000009466 transformation Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model is related to three rail body formula rigid suspension catenaries under a kind of high headroom tunnel, more sets anchoring suspension apparatus including being set along electric car traffic direction and the guide rail suspension arrangement mounted on corresponding two sets anchoring suspension apparatus lower parts, the guide rail suspension arrangement is horizontally disposed, each anchoring suspension apparatus includes reserved anchor pole, suspention pedestal, T-bolt and stud, which is vertically set.The utility model has the advantages that：It is special in order to adapt to the large conveying quantity special type trolleybus of underground coal mine, metal mine tunnel, supply voltage direct current 1500V, it is application of the contact net in frontier, it is rigid suspended also different from subway that the contact net had both been different from conventional trolleybus contact net, transformation is made that from structure type according to actual demand, not only meet vehicle driving requirements, but also meet operating environment condition.
Description
Technical field
The utility model is related to three rail body formula rigid suspension catenaries under a kind of high headroom tunnel.
Background technology
Three rail body formula rigid suspension catenaries are suitable in low headroom under the high headroom tunnel of DC1500V flexible transport systems
The supply voltage run in tunnel or underworkings is the extraordinary trolleybus of 1500V.The contact net and city common at present
Trolleybus contact net and the existing similar place of subway rigid suspension catenary, and have different place.It is domestic or even
It is that rigid suspension catenary is led in new industry without any specification that can directly refer to and designing technique standard in world wide
The primary invention application in domain.
City trolley bus contact net common at present is powered using DC600V, contact net generally use chain type hanging system
System, carrier cable is not charged, only plays a part of to hang contact line, more early using the age in the contact net system of city trolley bus,
Technical solution is ripe.
And metro traction net power supply system the generally use DC750V and DC1500V in China, contact net are various informative, have soft
Property suspension or rigid suspended mode, also have using third-rail feeding.But it is the fortune for belonging to rail system for subway system
Line mode, electric current can pass through rail return current.For subway tunnel headroom it is relatively low when, contact net generally use is rigid suspended
System, there are two types of hang is general, first, directly hanging, i.e., buckstay (π shapes or T shapes) is by positioning insulator and fixation
Be connected directly in the steel pedestal of tunnel vault, this kind of mode is poor to the adaptability of extraneous condition variation, adjust, adjust it is ineffective
It is living；Second is that support arm is hung, i.e., certain position first installs support arm in tunnel wall, then by retaining element by buckstay (π
Shape or T shapes) on support arm, this kind of mode material therefor is more, costly, operation maintenance heavy workload.
Invention content
The defects of to overcome the prior art, the utility model provide under a kind of high headroom tunnel that three rail body formulas are rigid suspended to be connect
It touches net, the technical solution of the utility model is：
Three rail body formula rigid suspension catenary under high headroom tunnel, more sets anchoring including being set along electric car traffic direction are outstanding
Device for hoisting and the guide rail suspension arrangement mounted on corresponding two sets anchoring suspension apparatus lower parts, the guide rail suspension arrangement is along water
Square to setting, each anchoring suspension apparatus includes reserved anchor pole, suspention pedestal, T-bolt and stud, this is pre-
Anchor pole is stayed vertically to set, upper end is anchored at the top of tunnel, and lower end connects by suspending the T forming heads portion of pedestal and T-bolt in midair
It connects, the tail portion of the T-bolt screws in one end of screw sleeve, and one end of stud screws in the other end of screw sleeve, this pair
The other end of hook bolt is mounted on the hanging beam of guide rail suspension arrangement.
Upper operation contact net of the guide rail suspension arrangement including suspension hanging beam and in suspension hanging beam is under
Contact net is run, the end of the suspension hanging beam is mounted on by bindiny mechanism on the stud of corresponding end, and described is upper
Run contact net with it is lower run contact net structure it is identical, including guide rail suspension clamp, guide rail positioning seat, supported and suspended insulator,
Converge rail, guiding earth orbit and rail joint, and one end of the guide rail positioning seat is mounted on suspension hanging beam by hanging beam bolt
On, the other end is equipped with guide rail suspension clamp by suspension clamp bolt, and a supported and suspended insulation is separately installed at the both ends of guide rail suspension clamp
Son, the outside of each supported and suspended insulator connects confluence rail by insulator bolt, in the bottom of the guide rail suspension clamp by connecing
Track is bolted a guiding earth orbit；Rail joint is installed on the guiding earth orbit and confluence rail.
The bindiny mechanism includes the first nut, after the stud passes through suspension hanging beam, is hung close to suspension
First nut on the stud of beam is installed, gasket is installed between following the first nut and suspension hanging beam, above
Oblique pulling plate is installed between one nut and suspension hanging beam.
Tension device is installed between corresponding two sets anchoring suspension apparatus, tension device includes upper oblique pull plate, open type
Screw-button, ears wedge clamp and steel strand wires, two cross-shaped settings of steel strand wires, the both ends of each steel strand wires are mounted on double
Ear wedge clamp, ears wedge clamp and the oblique pulling plate of middle and lower part link together；The ears wedge clamp on top passes through
Lower screw rod screws in one end that open auger is buckled, and the other end which buckles screws in upper screw rod, and welding one is hung on screw rod on this
Hook, the hook are hung on oblique pull plate；The upper oblique pull plate is mounted on T-bolt, and the by being mounted on T-bolt
Two nuts fasten.
On the reserved anchor pole of the suspention base position and the end of screw sleeve is mounted on fastening bolt.
The utility model has the advantages that：In order to adapt to the large conveying quantity special type trolleybus of underground coal mine, metal mine tunnel
And special, supply voltage direct current 1500V, it is application of the contact net in frontier, which is both different from conventional trackless
Electric car contact net is rigid suspended also different from subway, is made that transformation from structure type according to actual demand, both meets vehicle
Service requirement, and meet operating environment condition.Farthest meet the tunnel of high headroom or the needs of mine, highest headroom
Height can reach 7283mm, and improve the performance of contact net.
Using the connecting plate between tension device and upper operation contact net and lower operation contact net, not only compensate for and lead
The sag of rail, while the lateral stability of guide rail strengthened, increase the resistance to current-collecting cart side knock.
Description of the drawings
Fig. 1 is the agent structure schematic diagram of the utility model.
Fig. 2 is the structure diagram of tension device in Fig. 1.
Fig. 3 is the structure diagram of upper (lower) operation contact net in Fig. 1.
Specific embodiment
The utility model is further described with reference to specific embodiment, and the advantages of the utility model and feature will be with
Description and it is apparent.But these embodiments are only exemplary, do not form any restrictions to the scope of the utility model.
It it will be understood by those skilled in the art that can be to the utility model skill under the spirit and scope without departing from the utility model
The details and form of art scheme are modified or are replaced, but these modifications and replacement each fall within the scope of protection of the utility model
It is interior.
Referring to Fig. 1 and Fig. 2, the utility model is related to three rail body formula rigid suspension catenaries under a kind of high headroom tunnel, packets
It includes the more sets anchoring suspension apparatus set along electric car traffic direction and anchors suspension apparatus lower parts mounted on corresponding two sets
Guide rail suspension arrangement, the guide rail suspension arrangement is horizontally disposed, and each anchoring suspension apparatus includes reserved anchor
Bar 14, suspention pedestal 1, T-bolt and stud 13, the reserved anchor pole 1 are vertically set, and upper end is anchored at tunnel top
Portion, lower end are connect by suspending pedestal 1 in midair with the T forming heads portion of T-bolt, and the tail portion of the T-bolt screws in the one of screw sleeve 16
End, one end of stud 13 screw in the other end of screw sleeve 16, and the other end of the stud 13 is hung mounted on guide rail
On the hanging beam 9 of device.
The guide rail suspension arrangement include suspension hanging beam 9 and upper operation contact net in suspension hanging beam 9 and
Lower operation contact net, the end of the suspension hanging beam 9 is mounted on by bindiny mechanism on the stud 13 of corresponding end, described
Upper operation contact net with it is lower operation contact net structure it is identical, including guide rail suspension clamp 6, guide rail positioning seat 8, it is supported and suspended absolutely
Edge 17, confluence rail 5, guiding earth orbit 7 and rail joint, one end of the guide rail positioning seat 8 are installed by hanging beam bolt 3
In suspension hanging beam 9, the other end is equipped with guide rail suspension clamp 6 by suspension clamp bolt, and one is separately installed at the both ends of guide rail suspension clamp 6
Supported and suspended insulator 17, the outside of each supported and suspended insulator 17 connects confluence rail 5 by insulator bolt, in the guide rail
The bottom of suspension clamp is bolted a guiding earth orbit 7 by earth orbit；It is installed on the guiding earth orbit 7 and confluence rail 5
There is rail joint.
The bindiny mechanism includes the first nut 18, after the stud 13 passes through suspension hanging beam 9, close outstanding
It hangs and 13 first nut 18 is installed on the stud of hanging beam 9, pad is installed between following the first nut 18 and suspension hanging beam 9
Oblique pulling plate 15 is installed between piece, the first nut above and suspension hanging beam.
Tension device is installed between corresponding two sets anchoring suspension apparatus, tension device includes upper oblique pull plate 11, opens
Formula screw-button 19, ears wedge clamp 27 and steel strand wires 12, two 12 cross-shaped settings of steel strand wires, the two of each steel strand wires 12
End is mounted on ears wedge clamp 17, and the ears wedge clamp 27 of middle and lower part links together with oblique pulling plate 15；Top
Ears wedge clamp 27 by lower screw rod screw in open auger buckle 19 one end, the open auger buckle 19 the other end screw on
Screw rod, one hook of welding, the hook are hung on oblique pull plate 11 on screw rod on this；The upper oblique pull plate 11 is mounted on T-shaped spiral shell
On bolt, and the second nut 2 by being mounted on T-bolt fastens.
On the reserved anchor pole 14 of the suspention base position and the end of screw sleeve 16 is mounted on fastening bolt.
The operation principle of the utility model is：
(1) two confluence rail, one is anode, and one is cathode, in addition three rail of earth orbit is stable by forming one
Inverted-triangular structure cooperates with current collecting equipment, forms structure and reliably, by stream stablizes bow net structure.Anchoring suspension apparatus leads to
It crosses that screw sleeve is adjustable to be anchored in tunnel top and install suspended cross-beam, makes crossbeam in the situation for ensureing span and being basically unchanged
Under, it adjusts and adapts to tunnel actual conditions.
(2) high headroom scene actual suspension scheme：Bow net cooperation requires the suspension of contact net that must continuously smooth out and hang
The unified altitude datum of barrier section, then it is better by stream effect, therefore the guide rail suspension of contact net need to consider the whole of linked network section as a whole
Body headroom, using wherein minimum headroom face 5000mm as boundary condition all fronts overall planning linked network altitude datum.
The suspension of contact net cannot should be headroom and increase and be mutated increase, it is necessary to it is completely maintained on a datum line, because
This, can only continuously smooth out variation, therefore for the high headroom at scene, it is necessary to by T-bolt according to measurement result in a small range
Scale bolt is everywhere customized to ensure that suspended cross-beam smoothes out.
Claims (5)
1. three rail body formula rigid suspension catenary under high headroom tunnel, which is characterized in that including what is set along electric car traffic direction
More set anchoring suspension apparatus and the guide rail suspension arrangement mounted on corresponding two sets anchoring suspension apparatus lower parts, the guide rail hang
Hang device is horizontally disposed, and each anchoring suspension apparatus includes reserved anchor pole, suspention pedestal, T-bolt and double
Hook bolt, the reserved anchor pole are vertically set, and upper end is anchored at the top of tunnel, and lower end is by suspending pedestal and T-bolt in midair
The connection of T forming heads portion, the tail portion of the T-bolt screws in one end of screw sleeve, and one end of stud screws in screw sleeve
The other end, the other end of the stud are mounted on the hanging beam of guide rail suspension arrangement.
2. three rail body formula rigid suspension catenary under high headroom tunnel according to claim 1, which is characterized in that described
Guide rail suspension arrangement includes suspension hanging beam and the upper operation contact net in suspension hanging beam and lower operation contact net, described
The end of suspension hanging beam be mounted on by bindiny mechanism on the stud of corresponding end, the upper operation contact net and lower fortune
The structure of row contact net is identical, including guide rail suspension clamp, guide rail positioning seat, supported and suspended insulator, confluence rail, is oriented to earth orbit
And rail joint, one end of the guide rail positioning seat are mounted on by hanging beam bolt in suspension hanging beam, the other end passes through suspension clamp
Bolt is equipped with guide rail suspension clamp, and a supported and suspended insulator is separately installed at the both ends of guide rail suspension clamp, each supported and suspended exhausted
The outside of edge connects confluence rail by insulator bolt, and a guiding is bolted by earth orbit in the bottom of the guide rail suspension clamp
Earth orbit；Rail joint is installed on the guiding earth orbit and confluence rail.
3. three rail body formula rigid suspension catenary under high headroom tunnel according to claim 2, which is characterized in that described
Bindiny mechanism includes the first nut, after the stud passes through suspension hanging beam, on the stud close to suspension hanging beam
First nut is installed, gasket is installed between following the first nut and suspension hanging beam, the first nut above is hung with suspension
Oblique pulling plate is installed between beam.
4. three rail body formula rigid suspension catenary under high headroom tunnel according to claim 3, which is characterized in that corresponding
Tension device is installed between two sets of anchoring suspension apparatus, tension device includes upper oblique pull plate, open auger is buckled, ears wedge shape line
Folder and steel strand wires, two cross-shaped settings of steel strand wires, the both ends of each steel strand wires are mounted on ears wedge clamp, wherein under
The ears wedge clamp in portion links together with oblique pulling plate；The ears wedge clamp on top screws in open auger by lower screw rod
One end of button, the other end which buckles screw in upper screw rod, and one hook of welding, the hook hang over oblique pull on screw rod on this
On plate；The upper oblique pull plate is mounted on T-bolt, and the second nut by being mounted on T-bolt fastens.
5. three rail body formula rigid suspension catenary under high headroom tunnel according to claim 4, which is characterized in that described
It suspends in midair on the reserved anchor pole of base position and the end of screw sleeve is mounted on fastening bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721177802.5U CN207466411U (en) | 2017-09-14 | 2017-09-14 | Three rail body formula rigid suspension catenary under high headroom tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721177802.5U CN207466411U (en) | 2017-09-14 | 2017-09-14 | Three rail body formula rigid suspension catenary under high headroom tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207466411U true CN207466411U (en) | 2018-06-08 |
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ID=62269566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721177802.5U Active CN207466411U (en) | 2017-09-14 | 2017-09-14 | Three rail body formula rigid suspension catenary under high headroom tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207466411U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111169330A (en) * | 2020-01-19 | 2020-05-19 | 北京中铁建电气化设计研究院有限公司 | Three-rail type rigid contact net splitting and combining device and control method thereof |
| CN112615339A (en) * | 2020-11-30 | 2021-04-06 | 西安唯实输配电技术有限公司 | Lightning arrester for trolley bus |
| CN112615339B (en) * | 2020-11-30 | 2025-07-04 | 西安唯实输配电技术有限公司 | A lightning protection device for trolleybus |
-
2017
- 2017-09-14 CN CN201721177802.5U patent/CN207466411U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111169330A (en) * | 2020-01-19 | 2020-05-19 | 北京中铁建电气化设计研究院有限公司 | Three-rail type rigid contact net splitting and combining device and control method thereof |
| CN111169330B (en) * | 2020-01-19 | 2020-07-31 | 北京中铁建电气化设计研究院有限公司 | Three-rail type rigid contact net splitting and combining device and control method thereof |
| CN112615339A (en) * | 2020-11-30 | 2021-04-06 | 西安唯实输配电技术有限公司 | Lightning arrester for trolley bus |
| CN112615339B (en) * | 2020-11-30 | 2025-07-04 | 西安唯实输配电技术有限公司 | A lightning protection device for trolleybus |
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