CN209870166U - Railway contact net system - Google Patents
Railway contact net system Download PDFInfo
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- CN209870166U CN209870166U CN201822169092.2U CN201822169092U CN209870166U CN 209870166 U CN209870166 U CN 209870166U CN 201822169092 U CN201822169092 U CN 201822169092U CN 209870166 U CN209870166 U CN 209870166U
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Abstract
The utility model provides a railway contact net system, which is formed by connecting a plurality of anchor sections, wherein an anchor section joint is formed between every two anchor sections, and an electric connecting device is arranged at the anchor section joint; the central anchoring device is arranged in the middle of each anchor section, each anchor section comprises a carrier cable, a contact wire arranged below the carrier cable, a plurality of positive positioning columns and a plurality of negative positioning columns, and a plurality of integral hangers are connected between the carrier cable and the contact wire; both ends of the carrier cable and the contact line are connected with the lower anchor compensation device. The utility model discloses excellent performance can satisfy the contact net operation requirement of speed per hour 400 kilometers, 350 kilometers, 250 kilometers, 200 kilometers, 120 kilometers, and the part combination is convenient, the change is easy, has the application prospect that makes contact net system unification, standardization.
Description
Technical Field
The utility model belongs to relate to the contact net field.
Background
By 2017, the operation mileage of the electrified railway in China reaches 8.7 kilometers, and the operation mileage of the high-speed railway reaches 2.5 kilometers. The scale of road networks is continuously enlarged, and higher requirements are put forward on contact network equipment. The electrified railway contact net in China has various installation types, various structure types and various part specifications, under the same use condition and function requirements, the types and the types of parts can reach several or even dozens of types, great difficulty is brought to design, construction, manufacture, operation maintenance and industry management, the overall quality of a project is difficult to improve from the source, the problems that the service performance of individual parts is not high, the material of partial parts is still in accordance with foreign standards and brands and the like exist, and the development of a contact net system with unified parts and excellent performance needs to be solved urgently.
Disclosure of Invention
In view of the above, the present invention is directed to a railway contact net system to solve the above problems.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
a railway contact network system is formed by connecting a plurality of anchor sections, each two anchor sections are connected to form an anchor section joint, and an electric connecting device is arranged at the anchor section joint; the central anchoring device is arranged in the middle of each anchor section, each anchor section comprises a carrier cable, a contact wire arranged below the carrier cable, a plurality of positive positioning columns and a plurality of negative positioning columns, the positive positioning columns and the negative positioning columns are arranged at intervals, the positive positioning columns are connected with positive positioning devices, the negative positioning columns are connected with negative positioning devices, carrier cable connecting seats and contact wire connecting clamps are arranged on the positive positioning devices and the negative positioning devices, the carrier cable connecting seats are connected with the carrier cable, the contact wire connecting clamps are connected with the contact wires, and a plurality of integral suspension strings are connected between the carrier cable and the contact wires; the two ends of the carrier cable and the contact line are both connected with the anchoring compensation device, and the anchoring compensation device is fixed on the positive positioning column or the negative positioning column.
Furthermore, positive positioner include first horizontal arm and first communications jumper, first horizontal arm top and first communications jumper connecting seat are connected through the catenary connection seat, be connected with the first pillar that plays supporting role between first horizontal arm and the first communications jumper, connect through a pillar connector between first horizontal arm and the first pillar, first communications jumper is fixed through being connected the position ring with first pillar, be connected with the registration arm through being connected the position ring on the first communications jumper, be connected with the location pillar on the registration arm, the location pillar passes through the location base with first location bow to be connected, first location bow top is connected with the contact wire connecting clamp, the extending direction of first location bow opposite with the extending direction of first horizontal arm.
Furthermore, the reverse positioning device comprises a second horizontal arm and a second inclined arm, the top end of the second horizontal arm is connected with the top end of the second inclined arm through a catenary connecting seat, a second support column with a supporting function is connected between the second horizontal arm and the second inclined arm, the second horizontal arm is connected with the second support column through a support column connector, the second inclined arm is fixed with the second support column through a connecting positioning ring, the second inclined arm is connected with a positioning pipe through a connecting positioning ring, the positioning pipe is connected with a positioning support column, the positioning support column is connected with a second positioning bow through a positioning base, the top end of the second positioning bow is connected with a contact line connecting clamp, and the extending direction of the second positioning bow is the same as the extending direction of the second horizontal arm;
the positioning tube is hinged with the connecting positioning ring and the positioning support column is hinged with the positioning base through pin shafts, the pin shafts are arranged at the left-right swinging position and the up-down lifting position, the two directions can flexibly rotate, the hinge contact area of the pin shafts is large, the electric conduction and the wear resistance are good, and the connection is reliable.
The first positioning bow or the second positioning bow is a light hinged non-limiting positioning bow, and the positioning bow body is of a bow structure which is good in matching with the envelope line of the pantograph and large in space safety margin; the positioning pipe is fixed through the hard support, so that the whole structure is more stable, and the vibration impact of the pantograph when passing is reduced. The contact line connecting clamp adopts a T-shaped positioning pin structure matched with a double clamping plate; when the side limit is small, the first inclined arm or the second inclined arm adopts an inclined positioning support or a bent positioning support to install the first positioning bow or the second positioning bow.
Furthermore, the integral dropper comprises a dropper line, an upper heart-shaped retaining ring and a lower heart-shaped retaining ring, the upper heart-shaped retaining ring is connected with a catenary dropper wire clamp, the lower heart-shaped retaining ring is connected with a contact wire dropper wire clamp, the upper end of the dropper line is wound on the upper heart-shaped retaining ring and fixed with the catenary dropper wire clamp, and the lower end of the dropper line is wound on the lower heart-shaped retaining ring and fixed with the contact wire dropper wire clamp.
Furthermore, a plurality of elastic suspension ropes are arranged on the carrier cable, two ends of each elastic suspension rope are connected to the carrier cable through elastic suspension rope clamps, and a plurality of integral suspension strings are connected between the elastic suspension ropes and the contact lines.
Furthermore, the tail end of the contact wire is connected with a ratchet wheel device of the lower anchor compensation device through a contact wire terminal anchoring wire clamp, and a contact wire terminal insulator is connected between the contact wire terminal anchoring wire clamp and the lower anchor compensation device.
Furthermore, the tail end of the carrier cable is connected with the lower anchor compensation device through a carrier cable terminal anchoring wire clamp, and a carrier cable terminal insulator is connected between the carrier cable terminal anchoring wire clamp and the lower anchor compensation device.
Furthermore, the central anchoring device comprises a contact wire central anchoring rope and a carrier cable central anchoring rope; one end of the central anchor rope of the contact line is connected with the carrier cable through a central anchor knot clamp of the carrier cable, and the other end of the central anchor rope of the contact line is connected with the contact line through the central anchor knot clamp of the contact line; the center of the carrier cable center anchor rope is connected to the carrier cable connecting seat, and two ends of the carrier cable center anchor rope are fixed on the positive positioning column or the negative positioning column.
Furthermore, the nominal section of the carrier cable is 95-120 square millimeters, the material is a copper alloy stranded wire, and the rated tension is 15-23 kN;
the nominal section of the contact line is 120-150 square millimeters, the material is copper alloy, and the rated tension is 13-36 kN;
the nominal section of the elastic sling is 35 square millimeters, the material is a copper alloy stranded wire, and the rated tension is 2.8-3.5 kN.
The contact net is divided into five series of CRC400 contact net, CRC350 contact net, CRC250 contact net, CRC200 contact net and CRC120 contact net according to speed grades, and the five series respectively correspond to the contact net with the speed per hour being more than 350 kilometer and less than or equal to 400 kilometer, the speed per hour being more than 250 kilometer and less than or equal to 350 kilometer, the speed per hour being more than 200 kilometer and less than or equal to 250 kilometer, the speed per hour being more than 120 kilometer and less than or equal to 200 kilometer and the speed per hour being less than or equal to 120 kilometer.
The CRC400 contact net is suspended by adopting a full-compensation elastic chain type, a carrier cable is a copper alloy stranded wire with a nominal section of 120 square millimeters, and the rated tension is 23 kN; the contact line is a copper alloy grooved round rod with a nominal section of 150 square millimeters and a rated tension of 36 kN; the elastic sling is a copper alloy stranded wire with the nominal section of 35 square millimeters and the nominal tension of 3.5 kN.
The CRC350 contact net is suspended by adopting a full-compensation elastic chain type, a carrier cable is a copper alloy stranded wire with a nominal section of 120 square millimeters, and the rated tension is 21 kN; the contact line is a copper alloy grooved round rod with a nominal section of 150 square millimeters, and the rated tension is 30 kN; the elastic sling is a copper alloy stranded wire with a nominal section of 35 square millimeters and a tension of 3.5 kN.
The CRC250 contact net is suspended by adopting a full-compensation elastic chain type, a carrier cable is a copper alloy stranded wire with a nominal section of 120 square millimeters, and the rated tension is 20 kN; the contact line is a copper alloy grooved round rod with a nominal section of 150 square millimeters, and the rated tension is 25 kN; the elastic sling is a copper alloy stranded wire with a nominal section of 35 square millimeters and a tension of 2.8 kN.
The CRC200 contact net is hung by adopting a fully-compensated simple chain, the carrier cable is a copper alloy stranded wire with a nominal section of 95 square millimeters, and the rated tension of the carrier cable is 15 kN; the contact line is a copper alloy grooved round bar with a nominal section of 120 square millimeters, and the rated tension of the contact line is 15 kN.
The CRC120 contact net is hung by adopting a fully-compensated simple chain type, a carrier cable is a copper alloy stranded wire with a nominal section of 95 square millimeters, and the rated tension of the carrier cable is 15 kN; the contact line is a copper alloy grooved round bar with a nominal section of 120 square millimeters, and the rated tension of the contact line is 13 kN.
The span of the CRC400 contact net, the CRC350 contact net and the CRC250 contact net is not more than 65m, and the structure height is 1.6 m; the span of a CRC200 contact net and a CRC120 contact net is not more than 65m, and the structure height is 1.4 m.
The anchor segment joints of the CRC400 contact net, the CRC350 contact net and the CRC250 contact net are of five-span structures, so that the current collection performance of the pantograph net can be improved, the anchor segment joints of the CRC200 contact net are of four-span structures, and the anchor segment joints of the CRC120 contact net are of three-span structures.
Connecting pieces such as carrier cable connecting seats, connecting positioning rings, supporting connectors and positioning bases all adopt hinge structures (namely hinge structures) to replace original straight bolts or U-bolt structures, so that the contact area between parts and pipes is increased, the sliding load of the device is improved, the bolt consumption is reduced by 50%, and the installation and maintenance are convenient. The series of connecting pieces adopt a forging process, so that casting defects and piece-by-piece flaw detection are avoided, and the process stability and the yield are improved;
the whole hanger adopts a copper alloy stranded wire with good strength and toughness and adopts an 8-shaped section or oval section crimping pipe, so that the pressure receiving area is increased, the crimping damage to the wire is avoided or reduced, and the service life of the hanger wire is prolonged; the heart-shaped ring structure avoids the collision between the stranded wire and the wire clamp body and the damage of the stainless steel port to the suspension wire.
The carrier cable central anchor rope in the central anchor device adopts a double carrier cable central anchor clamp, so that the safety and reliability are improved; the center anchor knot clamp of the contact line adopts the aluminum bronze QAL10-4-4 to replace copper nickel silicon, thereby increasing the hardness of the material, and improving the hardness, precision and stress performance of the clamp body and the anti-slip teeth.
The contact wire terminal anchoring wire clamp and the wedge of the carrier cable terminal anchoring wire clamp adopt high-performance aluminum bronze QAL10-5-5, and the body adopts an aluminum bronze QAL9-4 integral forging structure, so that casting defects and piece-by-piece flaw detection are avoided, and the mechanical property of the wire clamp is improved.
Compared with the prior art, the utility model a railway contact net system's advantage and beneficial effect be:
(1) the utility model discloses excellent performance can satisfy the contact net operation requirement of speed per hour 400 kilometers, 350 kilometers, 250 kilometers, 200 kilometers, 120 kilometers, and the part combination is convenient, the change is easy, has the application prospect that makes contact net system unification, standardization.
(2) The carrier cable connecting seat is connected with a carrier cable, a first horizontal arm or a second horizontal arm and a first inclined arm or a second inclined arm, and integrates the carrier cable connecting seat, a sleeve seat and a supporting lug; the connecting positioning ring is connected with the first support or the second support, the first inclined arm or the second inclined arm and the positioning pipe, and integrates the positioning ring and the supporting single lug; the support connector is connected with the first horizontal arm or the second horizontal arm and the first support or the second support, and integrates the tubular support and the double-lug sleeve, so that the number of parts is reduced by about 30%. The carrier cable connecting seat enables the contact suspension weight to be directly loaded on the hinged point of the flat and inclined cantilever, a cantilever beam structure at the pipe cap end of the flat cantilever is eliminated, and the stress structure is more reasonable.
(3) The whole hanger adopts a copper alloy stranded wire with good strength and toughness and adopts an 8-shaped section or oval section crimping pipe, so that the pressure receiving area is increased, the crimping damage to the wire is avoided or reduced, and the service life of the hanger wire is prolonged; the heart-shaped ring structure avoids the collision between the stranded wire and the wire clamp body and the damage of the stainless steel port to the suspension wire.
(4) The carrier cable central anchor rope in the central anchor device adopts a double carrier cable central anchor clamp, so that the safety and reliability are improved; the center anchor knot clamp of the contact line adopts the aluminum bronze QAL10-4-4 to replace copper nickel silicon, thereby increasing the hardness of the material, and improving the hardness, precision and stress performance of the clamp body and the anti-slip teeth.
(5) The contact wire terminal anchoring wire clamp and the wedge of the carrier cable terminal anchoring wire clamp adopt high-performance aluminum bronze QAL10-5-5, and the body adopts an aluminum bronze QAL9-4 integral forging structure, so that casting defects and piece-by-piece flaw detection are avoided, and the mechanical property of the wire clamp is improved.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
FIG. 1 is a schematic view of the overall structure of the overhead line system;
FIG. 2 is a schematic plan view of the anchor segment;
FIG. 3 is a schematic view of the anchor segment mounting structure;
FIG. 4 is a schematic view of the installation structure of the positive positioning device;
FIG. 5 is a schematic structural view of the positive positioning device;
FIG. 6 is a schematic view of the installation structure of the anti-locating device;
FIG. 7 is a schematic structural view of the reverse positioning device;
FIG. 8 is a schematic view of the integral dropper structure;
FIG. 9 is a schematic view of the central anchor connection;
FIG. 10 is a schematic structural view of the electrical connection device;
FIG. 11 is a schematic view of the construction of the elastic sling;
fig. 12 is a schematic structural view of the messenger wire terminal anchoring clamp;
FIG. 13 is a schematic view of the contact wire terminal anchoring clip structure;
fig. 14 is a schematic front view of the catenary attachment seat;
fig. 15 is a left-side view schematic view of the catenary attachment seat;
FIG. 16 is a front view of the retaining ring;
FIG. 17 is a left side elevational view of the retaining ring;
FIG. 18 is a front view of the post connector;
FIG. 19 is a left side view of the post connector;
FIG. 20 is a schematic view of the positioning tube;
FIG. 21 is a schematic view of the first or second positioning arches;
FIG. 22 is a front view of the positioning post;
FIG. 23 is a left side view of the positioning pillar;
FIG. 24 is a front view of the angular positioning post;
FIG. 25 is a left side view of the diagonal positioning post;
FIG. 26 is a schematic view of the structure of the bending positioning pillar;
FIG. 27 is a schematic front view of the positioning base;
FIG. 28 is a left side view of the positioning base;
FIG. 29 is a front view of the contact wire attachment clip;
FIG. 30 is a schematic left side view of the contact wire attachment clip;
FIG. 31 is a schematic view of the elastic sling clip;
fig. 32 is a schematic view of the messenger wire center anchor tie clamp;
FIG. 33 is a schematic view of the ratchet mechanism.
Description of reference numerals:
1-an anchor section; 11-anchor segment articulation; 12-an electrical connection means; 2-positive locating columns; 21-positive positioning means; 22-a first horizontal arm; 23-a first oblique arm; 24-a first strut; 25-a first positioning arch; 3-a counter locating post; 31-a counter-positioning device; 32-a second horizontal arm; 33-a second oblique arm; 34-a second strut; 35-a second positioning bow; 4-a central anchor means; 41-contact line central anchor line; 42-catenary central anchor line; 43-carrier cable central anchor tie clamp; 44-contact line center anchor tie clip; 5-a carrier cable; 51-carrier cable attachment seats; 52-carrier cable terminal anchoring wire clamp; 6-contact line; 61-contact wire attachment clip; 62-contact wire terminal anchoring wire clamp; 7-integral dropper; 71-a dropper wire; 72-upper heart-shaped guard ring; 73-lower heart-shaped guard ring; 74-carrier cable dropper wire clamps; 75-contact line dropper clip; 8-an elastic sling; 9-anchor lowering compensation device.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As shown in fig. 1 to 14, the utility model relates to a railway contact system, the contact system is formed by connecting a plurality of anchor segments 1, an anchor segment joint 11 is formed by connecting every two anchor segments 1, and an electric connecting device 12 is arranged at the anchor segment joint 11; the central anchoring device 4 is arranged in the middle of each anchor section 1, each anchor section 1 comprises a carrier cable 5, a contact wire 6 arranged below the carrier cable 5, a plurality of positive positioning columns 2 and a plurality of negative positioning columns 3, the positive positioning columns 2 and the negative positioning columns 3 are arranged at intervals, the positive positioning columns 2 are connected with a positive positioning device 21, the negative positioning columns 3 are connected with a negative positioning device 31, the positive positioning device 21 and the negative positioning device 31 are respectively provided with a carrier cable connecting seat 51 and a contact wire connecting clamp 61, the carrier cable connecting seat 51 is connected with the carrier cable 5, the contact wire connecting clamp 61 is connected with the contact wire 6, and a plurality of integral suspension strings 7 are connected between the carrier cable 5 and the contact wire 6; both ends of the carrier cable 5 and the contact line 6 are connected with an anchoring compensation device 9, and the anchoring compensation device 9 is fixed on the positive positioning column 2 or the negative positioning column 3.
The positive positioning device 21 comprises a first horizontal arm 22 and a first inclined arm 23, the top end of the first horizontal arm 22 is connected with the top end of the first inclined arm 23 through a catenary connecting seat 51, a first support column 24 for supporting is connected between the first horizontal arm 22 and the first inclined arm 23, the first horizontal arm 22 is connected with the first support column 24 through a support column connector, the first inclined arm 23 is fixed with the first support column 24 through a connecting positioning ring, the first inclined arm 23 is connected with a positioning pipe through a connecting positioning ring, the positioning pipe is connected with a first positioning bow 25, the top end of the first positioning bow 25 is connected with a contact line connecting clamp 61, and the extending direction of the first positioning bow 25 is opposite to the extending direction of the first horizontal arm 22;
the reverse positioning device 31 comprises a second horizontal arm 32 and a second inclined arm 33, the top end of the second horizontal arm 32 is connected with the top end of the second inclined arm 33 through a catenary connecting seat 51, a second support column 34 playing a supporting role is connected between the second horizontal arm 32 and the second inclined arm 33, the second horizontal arm 32 is connected with the second support column 34 through a support column connector, the second inclined arm 33 and the second support column 34 are fixed through a connecting positioning ring, the second inclined arm 33 is connected with a positioning pipe through a connecting positioning ring, the positioning pipe is connected with a second positioning bow 35, the top end of the second positioning bow 35 is connected with a contact wire connecting clamp 61, and the extending direction of the second positioning bow 35 is the same as the extending direction of the second horizontal arm 32.
The integral dropper 7 comprises a dropper line 71, an upper heart-shaped retaining ring 72 and a lower heart-shaped retaining ring 73, wherein the upper heart-shaped retaining ring 72 is connected with a catenary dropper wire clamp 74, the lower heart-shaped retaining ring 73 is connected with a contact line dropper wire clamp 75, the upper end of the dropper line 71 is wound on the upper heart-shaped retaining ring 72 and is fixed with the catenary dropper wire clamp 74, and the lower end of the dropper line 71 is wound on the lower heart-shaped retaining ring 73 and is fixed with the contact line dropper wire clamp 75.
The carrier cable 5 is provided with a plurality of elastic suspension cables 8, two ends of each elastic suspension cable 8 are connected to the carrier cable 5 through elastic suspension cable clamps, and a plurality of integral suspension strings 7 are connected between each elastic suspension cable 8 and the contact line 6.
The tail end of the contact wire 6 is connected with a ratchet wheel device of the lower anchor compensation device 9 through a contact wire terminal anchoring wire clamp 62, and a contact wire terminal insulator is connected between the contact wire terminal anchoring wire clamp 62 and the lower anchor compensation device 9.
The tail end of the carrier cable 5 is connected with the lower anchor compensation device 9 through a carrier cable terminal anchoring wire clamp 52, and a carrier cable terminal insulator is connected between the carrier cable terminal anchoring wire clamp 52 and the lower anchor compensation device 9.
The central anchoring device 4 comprises a contact line central anchoring rope 41 and a carrier cable central anchoring rope 42; one end of the contact line central anchor rope 41 is connected with the carrier cable 5 through a carrier cable central anchor knot clamp 43, and the other end is connected with the contact line 6 through a contact line central anchor knot clamp 44; the center of the carrier cable center anchor rope 42 is connected to the carrier cable connecting seat 51, and two ends of the carrier cable center anchor rope are fixed on the positive positioning column 2 or the negative positioning column 3.
The nominal section of the carrier cable 5 is 95-120 square millimeters, the material is a copper alloy stranded wire, and the rated tension is 15-23 kN;
the nominal section of the contact line 6 is 120-150 square millimeters, the material is copper alloy, and the rated tension is 13-36 kN;
the nominal section of the elastic sling 8 is 35 square millimeters, the material is a copper alloy stranded wire, and the rated tension is 2.8-3.5 kN.
The installation process of this embodiment is: the method comprises the steps of installing a positive positioning device 21 on a positive positioning column 2, installing an inverse positioning device 31 on an inverse positioning column 3, connecting a carrier cable 5 to a carrier cable connecting seat 51, connecting a contact wire 6 to a contact wire connecting clamp, connecting the carrier cable 5 and the tail end of the contact wire 6 to a lower anchor compensation device 9, installing a contact wire center anchor rope 41 on the carrier cable 5 and the contact wire 6, completing installation of anchor sections 1 of the contact wire, and connecting all anchor sections 1 into a contact net system.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A railway contact net system, characterized by: the contact network system is formed by connecting a plurality of anchor sections (1), an anchor section joint (11) is formed by connecting every two anchor sections (1), and the electric connecting device (12) is arranged at the anchor section joint (11); the central anchoring device (4) is arranged in the middle of each anchor section (1), each anchor section (1) comprises a catenary cable (5), a contact wire (6) arranged below the catenary cable (5), a plurality of positive positioning columns (2) and a plurality of negative positioning columns (3), the positive positioning columns (2) and the negative positioning columns (3) are arranged at intervals, the positive positioning columns (2) are connected with positive positioning devices (21), the negative positioning columns (3) are connected with negative positioning devices (31), the positive positioning devices (21) and the negative positioning devices (31) are respectively provided with a catenary connecting seat (51) and a contact wire connecting clamp (61), the catenary connecting seat (51) is connected with the catenary cable (5), the contact wire connecting clamp (61) is connected with the contact wire (6), and a plurality of integral suspension strings (7) are connected between the catenary cable (5) and the contact wire (6); both ends of the carrier cable (5) and the contact line (6) are connected with an anchoring compensation device (9), and the anchoring compensation device (9) is fixed on the positive positioning column (2) or the negative positioning column (3).
2. The railroad touch screen system of claim 1, wherein: the positive positioning device (21) comprises a first horizontal arm (22) and a first inclined arm (23), the top end of the first horizontal arm (22) is connected with the top end of the first inclined arm (23) through a catenary connecting seat (51), a first support column (24) playing a supporting role is connected between the first horizontal arm (22) and the first inclined arm (23), a first positioning bow (25) is connected onto the first inclined arm (23), the top end of the first positioning bow (25) is connected with a contact wire connecting clamp (61), and the extending direction of the first positioning bow (25) is opposite to the extending direction of the first horizontal arm (22).
3. The railroad touch screen system of claim 1, wherein: the anti-positioning device (31) comprises a second horizontal arm (32) and a second inclined arm (33), the top end of the second horizontal arm (32) is connected with the top end of the second inclined arm (33) through a catenary connecting seat (51), a second support column (34) playing a supporting role is connected between the second horizontal arm (32) and the second inclined arm (33) through a support column connector, a second positioning bow (35) is connected onto the second inclined arm (33), the top end of the second positioning bow (35) is connected with a contact line connecting clamp (61), and the extending direction of the second positioning bow (35) is the same as the extending direction of the second horizontal arm.
4. The railroad touch screen system of claim 1, wherein: the integral dropper (7) comprises a dropper line (71), an upper heart-shaped retaining ring (72) and a lower heart-shaped retaining ring (73), wherein the upper heart-shaped retaining ring (72) is connected with a catenary dropper wire clamp (74), the lower heart-shaped retaining ring (73) is connected with a contact line dropper wire clamp (75), the upper end of the dropper line (71) is wound on the upper heart-shaped retaining ring (72) and fixed with the catenary dropper wire clamp (74), and the lower end of the dropper line (71) is wound on the lower heart-shaped retaining ring (73) and fixed with the dropper wire clamp (75).
5. The railroad touch screen system of claim 1, wherein: the suspension cable is characterized in that a plurality of elastic suspension ropes (8) are arranged on the carrier cable (5), two ends of each elastic suspension rope (8) are connected to the carrier cable (5) through elastic suspension rope clamps, and a plurality of integral suspension strings (7) are connected between the elastic suspension ropes (8) and the contact wires (6).
6. The railroad touch screen system of claim 1, wherein: the tail end of the contact wire (6) is connected with a ratchet wheel device of the lower anchor compensation device (9) through a contact wire terminal anchoring wire clamp (62), and a contact wire terminal insulator is connected between the contact wire terminal anchoring wire clamp (62) and the lower anchor compensation device (9).
7. The railroad touch screen system of claim 1, wherein: the tail end of the carrier cable (5) is connected with the lower anchor compensation device (9) through a carrier cable terminal anchoring wire clamp (52), and a carrier cable terminal insulator is connected between the carrier cable terminal anchoring wire clamp (52) and the lower anchor compensation device (9).
8. The railroad touch screen system of claim 1, wherein: the central anchoring device (4) comprises a contact line central anchoring rope (41) and a carrier cable central anchoring rope (42); one end of a contact line central anchor rope (41) is connected with the carrier cable (5) through a carrier cable central anchor knot clamp (43), and the other end of the contact line central anchor rope is connected with the contact line (6) through a contact line central anchor knot clamp (44); the center of the carrier cable center anchor rope (42) is connected to the carrier cable connecting seat (51), and two ends of the carrier cable center anchor rope are fixed on the positive positioning column (2) or the negative positioning column (3).
9. The railroad touch screen system of claim 5, wherein: the nominal section of the carrier cable (5) is 95-120 square millimeters, the material is a copper alloy stranded wire, and the rated tension is 15-23 kN;
the nominal section of the contact line (6) is 120-150 square millimeters, the material is copper alloy, and the rated tension is 13-36 kN;
the nominal section of the elastic sling (8) is 35 square millimeters, the material is a copper alloy stranded wire, and the rated tension is 2.8-3.5 kN.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822169092.2U CN209870166U (en) | 2018-12-21 | 2018-12-21 | Railway contact net system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822169092.2U CN209870166U (en) | 2018-12-21 | 2018-12-21 | Railway contact net system |
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| CN209870166U true CN209870166U (en) | 2019-12-31 |
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| CN201822169092.2U Active CN209870166U (en) | 2018-12-21 | 2018-12-21 | Railway contact net system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109649220A (en) * | 2018-12-21 | 2019-04-19 | 中国铁路设计集团有限公司 | A kind of Chinese Industrial Standards (CIS) contact net system |
| CN113804340A (en) * | 2021-09-10 | 2021-12-17 | 中国国家铁路集团有限公司 | Contact net compensation device state abnormity identification method and device |
-
2018
- 2018-12-21 CN CN201822169092.2U patent/CN209870166U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109649220A (en) * | 2018-12-21 | 2019-04-19 | 中国铁路设计集团有限公司 | A kind of Chinese Industrial Standards (CIS) contact net system |
| CN113804340A (en) * | 2021-09-10 | 2021-12-17 | 中国国家铁路集团有限公司 | Contact net compensation device state abnormity identification method and device |
| CN113804340B (en) * | 2021-09-10 | 2024-04-30 | 中国国家铁路集团有限公司 | Method and device for identifying abnormal state of contact net compensation device |
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