CN210188328U - Pay-off straightener for contact line of electrified railway contact network - Google Patents
Pay-off straightener for contact line of electrified railway contact network Download PDFInfo
- Publication number
- CN210188328U CN210188328U CN201921139052.1U CN201921139052U CN210188328U CN 210188328 U CN210188328 U CN 210188328U CN 201921139052 U CN201921139052 U CN 201921139052U CN 210188328 U CN210188328 U CN 210188328U
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- movable frame
- straightener
- fixedly connected
- contact
- belt pulley
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Abstract
The utility model discloses an electric railway contact net unwrapping wire straightener for contact line, including the wire barrow, the one end fixedly connected with fixed bolster of wire barrow, the bottom fixedly connected with bracing piece of fixed bolster, the top fixedly connected with movable frame of bracing piece, the top sliding connection of movable frame inner wall has the thread piece, rotates between the both sides of movable frame inner wall to be connected with the threaded rod, the outer fixed surface of threaded rod one end is connected with the second belt pulley. The utility model discloses a through starter motor for first belt pulley is rotatory, and the second belt pulley passes through belt drive operation with first belt pulley, makes the threaded rod rotatory, and is rotatory through the threaded rod, makes the screw thread piece side-to-side motion, makes the support side-to-side motion, thereby drives unwrapping wire straightener side-to-side motion, and this unwrapping wire straightener simple structure can reduce accident's incidence along with contact line motion at straightening in-process straightener, provides the guarantee for contact net construction quality.
Description
Technical Field
The utility model relates to a unwrapping wire straightener device specifically is an electric railway contact net unwrapping wire straightener for contact wire.
Background
The high-speed electric railway means that the operation speed reaches more than 200 kilometers per hour by transforming the original line; the electric locomotive receives electric energy from the contact net in a moving state, so that the contact net is required to be safe and reliable and has good elasticity, and uninterrupted power supply and higher wear resistance and corrosion resistance are ensured. The high-speed contact net is an important component forming the electrified penguin way, and the higher the running speed of the electric locomotive is, the higher the strength of the contact net is, and the larger the paying-off tension is.
In a specific paying-off process, mechanical faults and electrical faults can be caused due to the fact that contact net equipment is subjected to pantograph abrasion, overvoltage and overcurrent. Railway electrification faults often cause dangers, and some of the dangers even cause casualties.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an electric railway contact net unwrapping wire straightener for contact wire to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a paying-off straightener for an electrified railway contact line comprises a paying-off trolley, wherein one end of the paying-off trolley is fixedly connected with a fixed support, the bottom of the fixed support is fixedly connected with a supporting rod, the top of the supporting rod is fixedly connected with a movable frame, the top of the inner wall of the movable frame is slidably connected with a threaded block, a threaded rod is rotatably connected between two sides of the inner wall of the movable frame, the outer surface of one end of the threaded rod is fixedly connected with a second belt pulley, one side of the bottom of the movable frame is fixedly connected with a motor, the surface of the output shaft of the motor is fixedly connected with a first belt pulley, the right side of the top of the movable frame is slidably connected with a support, the top of the support is fixedly connected with a U-shaped block, the inner wall of the U-shaped block is provided with a plurality of second round wheels, the tops of the, the inner wall of adjustable shelf is provided with a plurality of guide bar, the top of adjustable shelf is provided with a plurality of adjusting screw.
Preferably, the top of the thread block penetrates through the movable frame and extends to the outside of the movable frame, and the right end of the thread block, which extends to the outside of the movable frame, is fixed at the bottom of the support.
Preferably, the first belt pulley and the second belt pulley are in transmission connection through a belt.
Preferably, the first round wheel and the plurality of second round wheels are distributed in a staggered mode.
Preferably, the guide rod is a height-adjustable guide rod.
Preferably, the wire barrow and the fixed support are fixed through bolts.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model fixes the wire barrow and the fixed bracket through the bolt, places the contact wire in the wire straightening device, the contact lines are pressed tightly by the first round wheel and the second round wheel through the interaction force by adjusting a plurality of adjusting screws to reach working values, meanwhile, the first belt pulley is rotated by starting the motor, the second belt pulley and the second belt pulley are driven to run by the belt, so that the threaded rod is rotated, the threaded rod rotates to enable the threaded block to move left and right and the support to move left and right, so as to drive the pay-off straightener to move left and right, the pay-off straightener has simple structure and convenient operation, has the functions of restraining, orienting and straightening contact lines in the pay-off process, can effectively eliminate the problems of hard spots and the like, the straightener can move left and right along with the contact line in the straightening process, the incidence rate of accidents can be reduced, and the construction quality of the contact network is guaranteed.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a partial schematic view of the position a of the present invention.
In the figure: 1. a guide bar; 2. a movable frame; 3. adjusting the screw rod; 4. a first round wheel; 5. a second round wheel; 6. a U-shaped block; 7. fixing a bracket; 8. a wire barrow; 9. a contact line; 10. a second pulley; 11. a first pulley; 12. a motor; 13. a support bar; 14. a threaded rod; 15. a movable frame; 16. a thread block; 17. a support; 18. and (4) bolts.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides an embodiment:
a paying-off straightener for an electrified railway contact line comprises a paying-off trolley 8, wherein one end of the paying-off trolley 8 is fixedly connected with a fixed support 7, so that the connection between the paying-off trolley and the fixed support is more stable, and meanwhile, workers can pay off the wire conveniently, a support rod 13 is fixedly connected to the bottom of the fixed support 7, a movable frame 15 is fixedly connected to the top of the support rod 13, a threaded block 16 is slidably connected to the top of the inner wall of the movable frame 15, a threaded rod 14 is rotatably connected between two sides of the inner wall of the movable frame 15, a second belt pulley 10 is fixedly connected to the outer surface of one end of the threaded rod 14, a motor 12 is fixedly connected to one side of the bottom of the movable frame 15, a first belt pulley 11 is fixedly connected to the surface of an output shaft of the motor 12, a support 17 is slidably connected to the right side of the top of, round wheel is installed at upper and lower interval, the unwrapping wire direction has been retrained, engineering quality has been guaranteed, the top of a plurality of second round wheels 5 is provided with adjustable shelf 2, 2 inside a plurality of first round wheels 4 that are provided with of adjustable shelf, the inner wall of adjustable shelf 2 is provided with a plurality of guide bar 1, the guide bar is used for adjusting the contact wire volume of bending repeatedly when passing through, play the guide effect on the structure is whole, the top of adjustable shelf 2 is provided with a plurality of adjusting screw 3, this unwrapping wire straightener simple structure, convenient operation, because the unwrapping wire straightener can be along with the contact wire side-to-side motion at the unwrapping wire in-process, can effectively reduce accident's incidence.
In this embodiment, the top of the screw block penetrates through the movable frame and extends to the outside of the movable frame, and the right end of the screw block extending to the outside of the movable frame is fixed at the bottom of the support.
In the present embodiment, the first pulley 11 and the second pulley 10 are connected by a belt drive.
In the present embodiment, the first round wheels 4 and the plurality of second round wheels 5 are distributed in a staggered manner.
In the present embodiment, the guide bar 1 is a height-adjustable guide bar.
In the present embodiment, the carriage 8 and the fixed bracket 7 are fixed by bolts 18.
The working principle is as follows: during paying off, the paying-off trolley 8 and the fixed support 7 are fixed through the bolts 18, the contact line 9 is placed in the paying-off straightener, the contact line is enabled to reach the working value by adjusting the plurality of adjusting screws 3, the first round wheel 4 and the second round wheel 5 are enabled to compress the contact line through the interaction force, meanwhile, the first belt pulley 10 is enabled to rotate through the starting motor 12, the second belt pulley 10 and the second belt pulley 10 run through belt transmission, the threaded rod 14 rotates, the threaded block 16 moves left and right through the rotation of the threaded rod 14, the support 17 moves left and right, and therefore the paying-off straightener is driven to move left and right.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides an electric railway contact net unwrapping wire straightener for contact wire, includes wire barrow (8), its characterized in that: one end of the wire barrow (8) is fixedly connected with a fixed support (7), the bottom of the fixed support (7) is fixedly connected with a supporting rod (13), the top of the supporting rod (13) is fixedly connected with a movable frame (15), the top of the inner wall of the movable frame (15) is slidably connected with a threaded block (16), a threaded rod (14) is rotatably connected between two sides of the inner wall of the movable frame (15), the outer surface of one end of the threaded rod (14) is fixedly connected with a second belt pulley (10), one side of the bottom of the movable frame (15) is fixedly connected with a motor (12), the surface of an output shaft of the motor (12) is fixedly connected with a first belt pulley (11), the right side of the top of the movable frame (15) is slidably connected with a support (17), the top of the support (17) is fixedly connected with a U-shaped block (6), the inner wall of the U-shaped block (, a plurality of the top of second circle wheel (5) is provided with adjustable shelf (2), a plurality of first circle wheels (4) are arranged inside adjustable shelf (2), the inner wall of adjustable shelf (2) is provided with a plurality of guide bars (1), the top of adjustable shelf (2) is provided with a plurality of adjusting screw (3).
2. The pay-off straightener for the contact line of the contact network of the electrified railway according to claim 1, characterized in that: the top of the thread block (16) penetrates through the movable frame (15) and extends to the outside of the movable frame (15), and the right end, extending to the outside of the movable frame (15), of the thread block (16) is fixed to the bottom of the support (17).
3. The pay-off straightener for the contact line of the contact network of the electrified railway according to claim 1, characterized in that: the first belt pulley (11) is in transmission connection with the second belt pulley (10) through a belt.
4. The pay-off straightener for the contact line of the contact network of the electrified railway according to claim 1, characterized in that: the first round wheels (4) and the second round wheels (5) are distributed in a staggered mode.
5. The pay-off straightener for the contact line of the contact network of the electrified railway according to claim 1, characterized in that: the guide rod (1) is a guide rod with adjustable height.
6. The pay-off straightener for the contact line of the contact network of the electrified railway according to claim 1, characterized in that: the wire barrow (8) is fixed with the fixed support (7) through a bolt (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921139052.1U CN210188328U (en) | 2019-07-19 | 2019-07-19 | Pay-off straightener for contact line of electrified railway contact network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921139052.1U CN210188328U (en) | 2019-07-19 | 2019-07-19 | Pay-off straightener for contact line of electrified railway contact network |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210188328U true CN210188328U (en) | 2020-03-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921139052.1U Expired - Fee Related CN210188328U (en) | 2019-07-19 | 2019-07-19 | Pay-off straightener for contact line of electrified railway contact network |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210188328U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112387899A (en) * | 2020-11-17 | 2021-02-23 | 中铁十局集团电务工程有限公司 | Intelligent line straightening device |
-
2019
- 2019-07-19 CN CN201921139052.1U patent/CN210188328U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112387899A (en) * | 2020-11-17 | 2021-02-23 | 中铁十局集团电务工程有限公司 | Intelligent line straightening device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200327 Termination date: 20210719 |