CN202608589U - Integral cantilever positioning device of low clearance tunnel of electric railway contact net - Google Patents
Integral cantilever positioning device of low clearance tunnel of electric railway contact net Download PDFInfo
- Publication number
- CN202608589U CN202608589U CN 201220286647 CN201220286647U CN202608589U CN 202608589 U CN202608589 U CN 202608589U CN 201220286647 CN201220286647 CN 201220286647 CN 201220286647 U CN201220286647 U CN 201220286647U CN 202608589 U CN202608589 U CN 202608589U
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- contact net
- cantilever
- steady arm
- tunnel
- railway contact
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Abstract
The utility model discloses an integral cantilever positioning device of a low clearance tunnel of an electric railway contact net. The integral cantilever positioning device comprises a level cantilever and an inclined cantilever which are horizontally arranged. The level cantilever is in a linear type, and one end of the level cantilever is connected with a tunnel wall through an insulator. The inclined cantilever is arranged below the level cantilever and comprises an inclined segment and a level segment which are connected. The end portion of the inclined segment is connected with the tunnel wall through the insulator. The level segment is fixedly connected with the level cantilever through a connecting piece. A positioning device support and a bearing cable seat are arranged on the level segment. The other end of the positioning device support is connected with the positioning device. The integral cantilever positioning device is stable in structure, and solves the problem that an existing cantilever positioning device can not meet the design requirement for lifting volume and level angle of the positioning device of the electric railway contact net in the low clearance tunnel.
Description
Technical field
The utility model belongs to the electrification railway contact net technical field, is specifically related to a kind of electrification railway contact net low headroom tunnel integral cantilever registration device.
Background technology
In the electrifing railway contacting net system; Contact wire and catenary can produce sagging under the effect of deadweight; Cause the pantograph contact steadily not influence and flowed, thereby employing bracket registration device supports contact wire and catenary makes it be in horizontality, guarantees that locomotive is flowed.
The bracket registration device that in each bar electrifing railway contacting net system standard tunnel of China, uses in the cantilever structure at present is split type gusseted structure; And it is not ideal at the low headroom tunnel condition of service; Be embodied in: because the low headroom tunnel design space is narrow and small, make the rectangle steady arm amount of raising reduce after the installation of bracket registration device, the distance of steady arm rectangular tube and motorcycle pantograph reduces; Cause the collision of motorcycle pantograph and steady arm; Cause motorcycle pantograph to damage, directly have influence on locomotive and flowed, cause the generation of the abominable accident of locomotive stoppage in transit.
Summary of the invention
The purpose of the utility model provides a kind of electrification railway contact net low headroom tunnel integral cantilever registration device; Stability Analysis of Structures has solved existing bracket registration device and in low headroom tunnel, can't reach the designing requirement of electrification railway contact net at steady arm amount of raising and level angle.
The technical scheme that the utility model adopted is; A kind of electrification railway contact net low headroom tunnel integral cantilever registration device; It is characterized in that comprise level to the horizontal bracket and the oblique wrist and arm that are provided with, horizontal bracket is that a linear pattern and an end are connected on the tunnel wall through insulator; Oblique wrist and arm is arranged on the below of horizontal bracket; Oblique wrist and arm comprises tilting section and the horizontal segment that is connected, and the end of tilting section is connected on the tunnel wall through insulator, and horizontal segment is captiveed joint with horizontal bracket through attaching parts; Steady arm bearing and the Messenger Wire base that is used for the clamping catenary also are installed on the horizontal segment, and the other end of steady arm bearing is connected with the steady arm that is used for the clamping contact wire.
The oblique wrist and arm horizontal segment comprises the leading portion that is positioned at horizontal bracket below and stretches out the section of stretching out outside horizontal bracket, and attaching parts all is connected on the leading portion, and Messenger Wire base is installed on the section of stretching out.
Evenly have a plurality of bolts hole on the section of stretching out, Messenger Wire base is installed on the suitable bolt hole as required.
One end of steady arm bearing is provided with the hinge-type anchor ear; The hinge-type anchor ear comprises lower jaw type anchor ear and last hinge-type anchor ear; The other end end downwarping of steady arm bearing and being provided with is used for a plurality of pin-and-holes of being connected with steady arm, is provided with limiting stopper between a plurality of pin-and-holes.
Attaching parts comprises first connecting panel and second attaching parts, and the hinge-type anchor ear is between first attaching parts and second attaching parts.
The far-end of oblique wrist and arm is through the end plate closes setting.
Be connected with first equipressure line between steady arm bearing and the steady arm.
Steady arm comprises arc location organ pipe; One end of location organ pipe is provided with and is used for the location shackle that is connected with the steady arm bearing; The location shackle is connected with pin-and-hole through bearing pin; The other end of location organ pipe is equipped with locating sleeve, and fixed installation is useful on the steady ear of clamping contact wire on the locating sleeve, and steady ear and locating sleeve are connected with second equipressure line through bolt assembly.
Messenger Wire base comprises downward opening C shape connecting panel; The two side of C shape connecting panel all has the bolt hole that matches; C shape connecting panel welded top has downward opening U-shaped rotating base; The top of U-shaped rotating base is equipped with rotatable Messenger Wire base holder, and the Messenger Wire base holder comprises bolted catenary lower plate and catenary train wheel bridge.
The beneficial effect of the utility model electrification railway contact net low headroom tunnel integral cantilever registration device is:
1, simple in structure, each assembly exchange performance is good.
2, horizontal bracket is captiveed joint through attaching parts with oblique wrist and arm, and system height is little, stability good, anti-high wind, antiseismic, anti-disaster ability are strong.Horizontal bracket and oblique wrist and arm adopt Q235 or Q345 material, and cost is low, and material source is extensive, steady quality.
3, Messenger Wire base is installed on the suitable bolt hole of oblique wrist and arm as required, reliable installation, zero slip; And the Messenger Wire base holder of Messenger Wire base is rotatable, avoids turning round dead.
4, the locating sleeve of steady arm adopts arc, has formed good collocation with integral structure, has represented the trend and the trend of advanced high-speed electric railway; Circuit there is the function that reduces vibrations under frequent shock conditions; Guaranteed that locomotive is normally flowed in operational process, because it is locator structure is good, less simultaneously to the pressure of contact wire; Hard spot is few, and safety and reliability are high.
Description of drawings
Fig. 1 is the structural representation of the utility model electrification railway contact net low headroom tunnel integral cantilever registration device;
Fig. 2 is the structural representation of the oblique wrist and arm in the utility model;
Fig. 3 is the structural representation of the steady arm bearing in the utility model;
Fig. 4 is the structural representation of the Messenger Wire base in the utility model;
Fig. 5 is the structural representation of the steady arm in the utility model;
Wherein, 1, horizontal bracket, 2, oblique wrist and arm, 3, first attaching parts, 4, the steady arm bearing, 5, second attaching parts; 6, Messenger Wire base, 7, the hinge-type anchor ear, 8, bearing pin, 9, steady ear, 10, steady arm, 11, first equipressure line; 12, bolt hole, 13, end plate, 14, lower jaw type anchor ear, 15, go up the hinge-type anchor ear, 16, limiting stopper, 17, pin-and-hole; 18, catenary lower plate, 19, catenary, 20, the catenary train wheel bridge, 21, bolt assembly, 22, second equipressure line; 23, locating sleeve, 24, the location shackle, 25, contact wire, 26, rotating base, 27, the location organ pipe.
The specific embodiment
As shown in Figure 1; The utility model electrification railway contact net low headroom tunnel integral cantilever registration device; Comprise that level is to horizontal bracket that is provided with 1 and oblique wrist and arm 2; Horizontal bracket 1 is for a linear pattern and an end are connected on the tunnel wall through insulator, and oblique wrist and arm 2 is arranged on the below of horizontal bracket 1, and oblique wrist and arm 2 comprises tilting section and the horizontal segment that is connected; The end of tilting section is connected on the tunnel wall through insulator, and shape makes the utility model integral structure stable in an angle between tilting section and the horizontal bracket 1.Horizontal segment is captiveed joint with horizontal bracket 1 through attaching parts, and steady arm bearing 4 and the Messenger Wire base 6 that is used for clamping catenary 19 also are installed on the horizontal segment, and the other end of steady arm bearing 4 is connected with the steady arm 10 that is used for clamping contact wire 25.
In conjunction with shown in Figure 2, oblique wrist and arm 2 horizontal segments comprise the leading portion that is positioned at horizontal bracket 1 below and stretch out the section of stretching out outside horizontal bracket 1, and attaching parts all is connected on the leading portion, and Messenger Wire base 6 is installed on the section of stretching out.Evenly have a plurality of bolts hole 12 on the section of stretching out, Messenger Wire base 6 is installed on the suitable bolt hole 12 as required.The far-end of oblique wrist and arm 2 is provided with through end plate 13 sealings.
As shown in Figure 3; One end of steady arm bearing 4 is provided with hinge-type anchor ear 7; Hinge-type anchor ear 7 comprises lower jaw type anchor ear 14 and last hinge-type anchor ear 15; The other end end downwarping of steady arm bearing 4 and being provided with is used for a plurality of pin-and-holes 17 of being connected with steady arm 10, is provided with limiting stopper 16 between a plurality of pin-and-holes 17.Attaching parts comprises first connecting panel 3 and second attaching parts 5, and hinge-type anchor ear 7 is between first attaching parts 3 and second attaching parts 5.Be connected with first equipressure line 11 between steady arm bearing 4 and the steady arm 10.
Steady arm bearing 4 all adopts structural carbon steel Q235A or Q345 through blanking, punching press, die forging, welding fabrication with hinge-type anchor ear 7; The employing thermoforming process is made; Make the property retention of sheet material constant; Overcome the steel plate interior tissue distortion that the processing of cold forming process before causes and the defective of crackle, surface quality is good, stable performance, anti-blown sand polishing machine are good, easy for installation.
In conjunction with shown in Figure 5, steady arm 10 comprises arc location organ pipe 27, and location organ pipe 27 central axis radiuses are 400mm.One end of location organ pipe 27 is provided with and is used for the location shackle 24 that is connected with steady arm bearing 4; Location shackle 24 is provided with bolt hole and is connected with pin-and-hole 17 through bearing pin 8;, bolt hole is 853mm to the centre distance of contact wire, vertical distance is 800mm for the 295mm horizontal throw.The other end of location organ pipe 27 is equipped with locating sleeve 23, and fixed installation is useful on the steady ear 9 of clamping contact wire 25 on the locating sleeve 23, and steady ear 9 is connected with second equipressure line 22 with locating sleeve 23 through bolt assembly 21.
In conjunction with shown in Figure 4; Messenger Wire base 6 comprises downward opening C shape connecting panel; The two side of C shape connecting panel all has the bolt hole that matches; C shape connecting panel welded top has downward opening U-shaped rotating base 26, and the top of U-shaped rotating base 26 is equipped with rotatable Messenger Wire base holder, and the Messenger Wire base holder comprises bolted catenary lower plate 18 and catenary train wheel bridge 20.
The utility model is in system's operational process; Because locomotive operation or other reasons cause catenary 19 to be swung, and produce when twisting, the relative rotating base 26 of Messenger Wire base holder is rotated to an angle with respect to Messenger Wire base 6; Thereby effectively alleviated turning round firmly between Messenger Wire base 6 and the catenary 25; Messenger Wire base 6 can effectively suppress and the vibration of the contact system of decaying, and improves the stability of contact system, has superior Combination property.
The utility model is the amount of raising of assurance steady arm and the distance of motorcycle pantograph and location organ pipe; The gusseted structure is changed to one-piece construction; Strengthened the steady arm installing space, thereby guaranteed the amount of raising of steady arm, simultaneously with the positioner designs camber; Strengthen the distance of location organ pipe and motorcycle pantograph, guaranteed normally being flowed of locomotive.
Claims (9)
1. electrification railway contact net low headroom tunnel integral cantilever registration device; It is characterized in that; Comprise that level is to the horizontal bracket (1) and the oblique wrist and arm (2) that are provided with; Said horizontal bracket (1) is for a linear pattern and an end are connected on the tunnel wall through insulator, and said oblique wrist and arm (2) is arranged on the below of horizontal bracket (1), and said oblique wrist and arm (2) comprises tilting section and the horizontal segment that is connected; The end of said tilting section is connected on the tunnel wall through insulator; Said horizontal segment is captiveed joint with horizontal bracket (1) through attaching parts, steady arm bearing (4) also is installed on the said horizontal segment and is used for the Messenger Wire base (6) of clamping catenary (19), and the other end of said steady arm bearing (4) is connected with the steady arm (10) that is used for clamping contact wire (25).
2. according to the described electrification railway contact net low headroom tunnel of claim 1 integral cantilever registration device; It is characterized in that; Said oblique wrist and arm (2) horizontal segment comprises the leading portion that is positioned at horizontal bracket (1) below and stretches out the section of stretching out outside horizontal bracket (1); Said attaching parts all is connected on the said leading portion, and said Messenger Wire base (6) is installed on the said section of stretching out.
3. according to the described electrification railway contact net low headroom tunnel of claim 2 integral cantilever registration device; It is characterized in that; Evenly have a plurality of bolts hole (12) on the said section of stretching out, said Messenger Wire base (6) is installed on the suitable bolt hole (12) as required.
4. according to the described electrification railway contact net low headroom tunnel of claim 1 integral cantilever registration device; It is characterized in that; One end of said steady arm bearing (4) is provided with hinge-type anchor ear (7); Said hinge-type anchor ear (7) comprises lower jaw type anchor ear (14) and last hinge-type anchor ear (15); The other end end downwarping of said steady arm bearing (4) and being provided with is used for a plurality of pin-and-holes (17) of being connected with steady arm (10), is provided with limiting stopper (16) between said a plurality of pin-and-holes (17).
5. according to the described electrification railway contact net low headroom tunnel of claim 4 integral cantilever registration device; It is characterized in that; Said attaching parts comprises first connecting panel (3) and second attaching parts (5), and said hinge-type anchor ear (7) is positioned between first attaching parts (3) and second attaching parts (5).
6. according to the described electrification railway contact net low headroom tunnel of claim 1 integral cantilever registration device, it is characterized in that the far-end of said oblique wrist and arm (2) is provided with through end plate (13) sealing.
7. according to the described electrification railway contact net low headroom tunnel of claim 1 integral cantilever registration device, it is characterized in that, be connected with first equipressure line (11) between said steady arm bearing (4) and the steady arm (10).
8. according to the described electrification railway contact net low headroom tunnel of claim 1 integral cantilever registration device; It is characterized in that; Said steady arm (10) comprises arc location organ pipe (27); One end of said location organ pipe (27) is provided with and is used for the location shackle (24) that is connected with steady arm bearing (4); Said location shackle (24) is connected with pin-and-hole (17) through bearing pin (8); The other end of said location organ pipe (27) is equipped with locating sleeve (23), and said locating sleeve (23) is gone up the steady ear (9) that fixed installation is useful on clamping contact wire (25), and said steady ear (9) and locating sleeve (23) are connected with second equipressure line (22) through bolt assembly (21).
9. according to the described electrification railway contact net low headroom tunnel of claim 1 integral cantilever registration device; It is characterized in that; Said Messenger Wire base (6) comprises downward opening C shape connecting panel; The two side of said C shape connecting panel all has the bolt hole that matches; Said C shape connecting panel welded top has downward opening U-shaped rotating base (26), and the top of said U-shaped rotating base (26) is equipped with rotatable Messenger Wire base holder, and said Messenger Wire base holder comprises bolted catenary lower plate (18) and catenary train wheel bridge (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220286647 CN202608589U (en) | 2012-06-18 | 2012-06-18 | Integral cantilever positioning device of low clearance tunnel of electric railway contact net |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220286647 CN202608589U (en) | 2012-06-18 | 2012-06-18 | Integral cantilever positioning device of low clearance tunnel of electric railway contact net |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202608589U true CN202608589U (en) | 2012-12-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220286647 Expired - Lifetime CN202608589U (en) | 2012-06-18 | 2012-06-18 | Integral cantilever positioning device of low clearance tunnel of electric railway contact net |
Country Status (1)
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| CN (1) | CN202608589U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104057841A (en) * | 2014-06-27 | 2014-09-24 | 中铁电气化局集团宝鸡器材有限公司 | Low-clearance tunnel cantilever positioning device |
| EP2783907A1 (en) * | 2013-03-28 | 2014-10-01 | Société Nationale des Chemins de Fer Français - SNCF | System for supporting a catenary |
| CN106240403A (en) * | 2016-08-10 | 2016-12-21 | 中铁工程设计咨询集团有限公司 | Low headroom tunnel contact net twin elbow bracket supports structure |
| CN107351729A (en) * | 2017-08-24 | 2017-11-17 | 四川省泰禾机械有限公司 | It is applied to the rigid arcuate support registration clamp of low clearance in a kind of tunnel |
| CN109017453A (en) * | 2018-08-02 | 2018-12-18 | 中铁高铁电气装备股份有限公司 | Integral type is just positioning supported and suspended bracket device |
| CN109720239A (en) * | 2019-03-13 | 2019-05-07 | 中铁高铁电气装备股份有限公司 | A kind of low clearance single-track tunnel overhead contact line structure |
| CN109720240A (en) * | 2019-03-13 | 2019-05-07 | 中铁高铁电气装备股份有限公司 | A kind of low clearance single-track tunnel carrier cable suspension arrangement |
| CN110576311A (en) * | 2019-04-30 | 2019-12-17 | 中铁武汉电气化局集团第一工程有限公司 | Automatic assembling platform and assembling method for contact network cantilever |
| CN108909531B (en) * | 2018-08-02 | 2023-11-21 | 中铁高铁电气装备股份有限公司 | Integral type anti-location support hangs cantilever device |
-
2012
- 2012-06-18 CN CN 201220286647 patent/CN202608589U/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2783907A1 (en) * | 2013-03-28 | 2014-10-01 | Société Nationale des Chemins de Fer Français - SNCF | System for supporting a catenary |
| FR3003816A1 (en) * | 2013-03-28 | 2014-10-03 | Sncf | DEVICE FOR SUPPORTING A CARRIER CABLE OF A CATENARY |
| CN104057841A (en) * | 2014-06-27 | 2014-09-24 | 中铁电气化局集团宝鸡器材有限公司 | Low-clearance tunnel cantilever positioning device |
| CN104057841B (en) * | 2014-06-27 | 2016-05-11 | 中铁电气化局集团宝鸡器材有限公司 | Low headroom tunnel cantilever positioning device |
| CN106240403A (en) * | 2016-08-10 | 2016-12-21 | 中铁工程设计咨询集团有限公司 | Low headroom tunnel contact net twin elbow bracket supports structure |
| CN107351729A (en) * | 2017-08-24 | 2017-11-17 | 四川省泰禾机械有限公司 | It is applied to the rigid arcuate support registration clamp of low clearance in a kind of tunnel |
| CN109017453A (en) * | 2018-08-02 | 2018-12-18 | 中铁高铁电气装备股份有限公司 | Integral type is just positioning supported and suspended bracket device |
| CN108909531B (en) * | 2018-08-02 | 2023-11-21 | 中铁高铁电气装备股份有限公司 | Integral type anti-location support hangs cantilever device |
| CN109017453B (en) * | 2018-08-02 | 2023-11-21 | 中铁高铁电气装备股份有限公司 | Integral type positive location supports hangs cantilever device |
| CN109720239A (en) * | 2019-03-13 | 2019-05-07 | 中铁高铁电气装备股份有限公司 | A kind of low clearance single-track tunnel overhead contact line structure |
| CN109720240A (en) * | 2019-03-13 | 2019-05-07 | 中铁高铁电气装备股份有限公司 | A kind of low clearance single-track tunnel carrier cable suspension arrangement |
| CN110576311A (en) * | 2019-04-30 | 2019-12-17 | 中铁武汉电气化局集团第一工程有限公司 | Automatic assembling platform and assembling method for contact network cantilever |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121219 |