CN215681713U - Overhead line pay-off device for power transmission and transformation - Google Patents
Overhead line pay-off device for power transmission and transformation Download PDFInfo
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- CN215681713U CN215681713U CN202120856395.0U CN202120856395U CN215681713U CN 215681713 U CN215681713 U CN 215681713U CN 202120856395 U CN202120856395 U CN 202120856395U CN 215681713 U CN215681713 U CN 215681713U
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Abstract
The utility model discloses an overhead line pay-off device for power transmission and transformation, which comprises a base frame, wherein a winding mechanism is arranged on the upper surface of the base frame; the device depends on two groups of mutually symmetrical adjusting mechanisms to be matched with the winding mechanism, two groups of overrunning clutches and a belt transmission system are matched with a linear driving system consisting of a stepping motor and a ball screw in the adjusting mechanism, in the process of actual use, when the winding shaft frame rotates to wind and unwind a cable, two groups of movable sliding frames can respectively extract the cable through bosses, the arc frames corresponding to the movable sliding frames penetrate through the plumb surface cable groups corresponding to the cable through two groups of through grooves, the two groups of through grooves are mutually matched, the rear part of the winding shaft frame extrudes and guides the cable when the cable is wound or unwound, the front part of the winding shaft frame lays the cable according to the interval, and the adjusting mechanism repeatedly performs feeding motion, so that the requirement of the technical winding and unwinding line is met, manual operation is not needed, and the working efficiency is greatly improved.
Description
Technical Field
The utility model relates to the technical field of pay-off devices, in particular to an overhead line pay-off device for power transmission and transformation.
Background
The overhead line mainly refers to an overhead open line, is erected above the ground, and is a power transmission line for transmitting electric energy by fixing a power transmission conductor on a tower erected on the ground through an insulator;
traditional pay-off is mostly a spool subassembly, it is manual or mechanical type rotation, accomodate or emit the cable winding, however at the in-process of receiving line or unwrapping wire, the cable relies on its flexible force to twine on the spool by oneself, its winding angle if not restricting then unpredictable, not only the winding effect is disorderly, no manufacturability can say, this kind of winding mode can leave too much hole in inside simultaneously, also mean that inside partial cable is in load pressurized state when having increased the spool volume, produce the influence to the life-span of cable easily in the long term.
Therefore, an overhead wire pay-off device for power transmission and transformation is provided.
SUMMERY OF THE UTILITY MODEL
In view of the above, embodiments of the present invention are intended to provide an overhead line paying-off device for power transmission and transformation, so as to solve or alleviate the technical problems in the prior art, and to provide at least one useful choice;
the technical scheme of the embodiment of the utility model is realized as follows: an overhead line pay-off device for power transmission and transformation comprises a base frame, wherein a winding mechanism is arranged on the upper surface of the base frame, and two adjusting mechanisms which are symmetrical to each other are arranged on the upper surface of the base frame;
the winding mechanism comprises two triangular supports, two fixed supports and a winding shaft bracket, the lower surfaces of the fixed supports are welded with the upper surfaces of the triangular supports, and two side surfaces of the winding shaft bracket are rotatably connected with the inner side walls of the fixed supports through pin shafts;
the adjusting mechanism comprises a stepping motor, a driven belt wheel, a ball screw, a movable sliding frame, a boss and an arc-shaped frame;
step motor's output shaft pass through shaft coupling fixed connection in ball's threaded rod, driven pulleys's inside wall through freewheel clutch fixed connection in ball's threaded rod, ball's removal nut with the inside wall welding of removal balladeur train, the upper surface of removal balladeur train with the lower surface welding of boss, another adjustment mechanism's removal balladeur train with the lower surface welding of arc frame, the arc frame pass through the through-hole laminating in the cable of spool frame, the inside wall laminating of boss in the cable of spool frame.
As further preferable in the present technical solution: and the threaded rod of the ball screw is rotatably connected with the inner side wall of the triangular support through a bearing.
As further preferable in the present technical solution: the lower surface of the triangular support is welded with the upper surface of the base frame, and the outer surface of the stepping motor is fixedly connected with the outer surface of the triangular support;
the triangular support fixes the winding mechanism on the base frame and fixes the adjusting mechanism on the winding mechanism.
As further preferable in the present technical solution: the winding mechanism also comprises a servo motor, a driving belt wheel, a transmission belt and two fixing plates;
the outer surface of the servo motor is fixedly connected with the upper surface of the triangular bracket, an output shaft of the servo motor is welded with the outer surface of the fixing plate, and the outer surface of the fixing plate is welded with one side of the winding shaft bracket;
the servo motor is responsible for driving the fixed plate to rotate, and the fixed plate is responsible for cooperating the spool frame and rotating, realizes the demand of receiving or unwrapping wire through just reversing.
As further preferable in the present technical solution: the driving belt wheel is fixedly connected with an output shaft of the servo motor through an overrunning clutch, the outer surface of the driving belt wheel is matched with the outer surface of the transmission belt, and the outer surface of the transmission belt is matched with the outer surface of the driven belt wheel;
when the servo motor rotates forwards, the driving belt wheel matched with the output shaft of the servo motor is locked by the overrunning clutch, so that the driven belt wheel is driven to rotate through the transmission belt, and the ball screw is driven by the driven belt wheel; when the servo motor rotates reversely or the stepping motor rotates reversely, the overrunning clutches of the driven pulley and the driving pulley are equivalent to bearing pieces, so that the servo motor drives the winding shaft frame to rotate, or the stepping motor drives the ball screw to perform linear driving without being interfered by a transmission system.
As further preferable in the present technical solution: two guide rail rods are welded on the outer surfaces of the two triangular supports, and the outer surfaces of the guide rail rods are connected with the inner side wall of the movable sliding frame in a sliding manner;
when the moving sliding frame is driven by the ball screw, the moving sliding frame is continuously matched with the guide rail rod in the moving process, and the guide rail rod locks the degree of freedom of the mechanism of the moving sliding frame to provide supporting force and a limiting function, so that the running stability of the mechanism is greatly improved.
As further preferable in the present technical solution: two limiting plates are symmetrically welded on the upper surface of the base frame, and the outer surfaces of the limiting plates are connected with the bottom of the inner side wall of the movable sliding frame in a sliding manner;
when the movable sliding frame is driven by the ball screw, the movable sliding frame is constantly matched with the limiting plate in the moving process, and the limiting plate locks the degree of freedom of the movable sliding frame to provide supporting force and a limiting function, so that the operation stability of the mechanism is greatly improved.
As further preferable in the present technical solution: the upper surface of pedestal frame fixedly connected with switch board, the front surface mounting of switch board has the battery, the PLC controller is installed to one side of switch board, the electrical property output of PLC controller with step motor with servo motor's electrical property input electric connection.
Compared with the prior art, the utility model has the beneficial effects that:
the device is characterized in that two groups of symmetrical adjusting mechanisms are matched with a winding mechanism, two groups of overrunning clutches and a belt transmission system are matched with a linear driving system consisting of a stepping motor and a ball screw in the adjusting mechanism, in the actual use process, when a winding shaft frame rotates to wind and unwind a cable, two groups of movable sliding frames can respectively extract the cable through bosses, corresponding arc-shaped frames penetrate through a plumb plane cable group corresponding to the cable through two groups of through grooves, the two groups of through grooves are matched with each other, the rear part of the winding shaft frame extrudes and guides the cable when the cable is wound or unwound, the cable is laid at the front part according to intervals, and the adjusting mechanism repeatedly performs feeding motion, so that the requirement of the technical winding and unwinding is met, manual operation is not needed, and the working efficiency is greatly improved;
when the adjusting mechanism of the device realizes the technical winding and unwinding of the cable, the arc-shaped frame is driven in a forward or reverse linear mode, the cable in the winding state of the prior art can be extruded, so that the gap between every two layers of cables is minimized, the equipment space is effectively saved, the pressure angle coefficient between the cables is ensured to be the same, and the service life of the cable is prolonged in an auxiliary mode.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments or technical descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of a perspective structure according to the present invention;
FIG. 2 is a schematic perspective view of another embodiment of the present invention;
FIG. 3 is a schematic perspective view of another embodiment of the present invention;
FIG. 4 is a schematic perspective view of the area A of FIG. 3 according to the present invention;
fig. 5 is a schematic perspective view of the area B of fig. 5 according to the present invention.
Reference numerals: 1. a base frame; 101. a power distribution cabinet; 102. a storage battery; 2. a PLC controller; 3. a winding mechanism; 301. a triangular bracket; 302. a servo motor; 303. fixing a bracket; 304. a driving pulley; 3041. a transmission belt; 305. a fixing plate; 306. a bobbin carriage; 4. an adjustment mechanism; 401. a stepping motor; 402. a driven pulley; 403. a ball screw; 404. moving the carriage; 4041. a guide rail rod; 4042. a limiting plate; 405. a boss; 406. an arc-shaped frame; 4061. and a through hole.
Detailed Description
In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.
The terms "first", "second" and "first" 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" or "second" may explicitly or implicitly include one or more of that feature.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integral; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Examples
Referring to fig. 1-5, the present invention provides a technical solution: an overhead line pay-off device for power transmission and transformation comprises a base frame 1, wherein a winding mechanism 3 is arranged on the upper surface of the base frame 1, and two adjusting mechanisms 4 which are symmetrical to each other are arranged on the upper surface of the base frame 1;
the winding mechanism 3 comprises two triangular supports 301, two fixed supports 303 and a winding shaft frame 306, the lower surfaces of the fixed supports 303 are welded with the upper surfaces of the triangular supports 301, and two side surfaces of the winding shaft frame 306 are rotatably connected with the inner side walls of the fixed supports 303 through pin shafts;
the adjusting mechanism 4 includes a stepping motor 401, a driven pulley 402, a ball screw 403, a moving carriage 404, a boss 405, and an arc-shaped frame 406;
the output shaft of step motor 401 passes through shaft coupling fixed connection in ball 403's threaded rod, driven pulley 402's inside wall passes through overrunning clutch fixed connection in ball 403's threaded rod, ball 403's removal nut and the inside wall welding of removal balladeur train 404, the upper surface of removal balladeur train 404 and the lower surface welding of boss 405, the removal balladeur train 404 of another adjustment mechanism 4 and the lower surface welding of arc frame 406, arc frame 406 passes through-hole 4061 and laminates in the cable of spool frame 306, the inside wall laminating of boss 405 in the cable of spool frame 306.
In this embodiment, specifically: the threaded rod of the ball screw 403 is rotationally connected with the inner side wall of the triangular bracket 301 through a bearing;
the threaded rod of the ball screw 403 is matched with the triangular support 301 through the bearing, the other side of the threaded rod is supported through the bearing, the mechanism freedom degree of the ball screw 403 is reduced to one, and the mechanism operation stability is greatly improved.
In this embodiment, specifically: the lower surface of the triangular support 301 is welded with the upper surface of the base frame 1, and the outer surface of the stepping motor 401 is fixedly connected with the outer surface of the triangular support 301;
the triangular bracket 301 fixes the winding mechanism 3 to the base frame 1, and fixes the adjustment mechanism 4 to the winding mechanism 3.
In this embodiment, specifically: the winding mechanism 3 further comprises a servo motor 302, a driving pulley 304, a transmission belt 3041 and two fixing plates 305;
the outer surface of the servo motor 302 is fixedly connected with the upper surface of the triangular bracket 301, the output shaft of the servo motor 302 is welded with the outer surface of the fixing plate 305, and the outer surface of the fixing plate 305 is welded with one side of the winding shaft bracket 306;
the servo motor 302 is responsible for driving the fixing plate 305 to rotate, and the fixing plate 305 is responsible for rotating in cooperation with the bobbin bracket 306, so that the requirement of taking up or paying off is met through forward and reverse rotation.
In this embodiment, specifically: the driving pulley 304 is fixedly connected with an output shaft of the servo motor 302 through an overrunning clutch, the outer surface of the driving pulley 304 is matched with the outer surface of a transmission belt 3041, and the outer surface of the transmission belt 3041 is matched with the outer surface of the driven pulley 402;
when the servo motor 302 rotates forward, the driving pulley 304 engaged with the output shaft of the servo motor 302 is locked by the overrunning clutch, so that the driven pulley 402 is driven to rotate by the driving belt 3041, and the ball screw 403 is driven by the driven pulley 402; when the servo motor 302 rotates reversely or the stepping motor 401 rotates reversely, the overrunning clutches of the driven pulley 402 and the driving pulley 304 are equivalent to bearing parts, so that the servo motor 302 drives the bobbin bracket 306 to rotate, or the stepping motor 401 drives the ball screw 403 to perform linear driving without being interfered by a transmission system, and further the requirements of subsequent process finishing are met.
In this embodiment, specifically: two guide rails 4041 are welded on the outer surfaces of the two triangular brackets 301, and the outer surfaces of the guide rails 4041 are slidably connected with the inner side walls of the movable sliding frame 404;
when the moving carriage 404 is driven by the ball screw 403, the moving carriage constantly cooperates with the guide rail pole 4041 in the moving process, and the guide rail pole 4041 locks the degree of freedom of the mechanism of the moving carriage 404 to provide supporting force and a limiting function, so that the running stability of the mechanism is greatly improved.
In this embodiment, specifically: two limiting plates 4042 are symmetrically welded on the upper surface of the base frame 1, and the outer surfaces of the limiting plates 4042 are in sliding connection with the bottom of the inner side wall of the movable sliding frame 404;
when the moving carriage 404 is driven by the ball screw 403, the moving carriage constantly cooperates with the limiting plate 4042 in the moving process, and the limiting plate 4042 locks the degree of freedom of the mechanism of the moving carriage 404 to provide supporting force and limiting function, so that the running stability of the mechanism is greatly improved.
In this embodiment, specifically: the upper surface of the base frame 1 is fixedly connected with a power distribution cabinet 101, the front surface of the power distribution cabinet 101 is provided with a storage battery 102, one side of the power distribution cabinet 101 is provided with a PLC (programmable logic controller) 2, and the electrical output end of the PLC 2 is electrically connected with the electrical input ends of the stepping motor 401 and the servo motor 302; the battery 102 supplies power to all electrical components.
The specific model of the PLC controller 2 is FX3 GA; the specific model of the stepping motor 401 is 1FK 7100; the specific model of the servo motor 302 is HFF80B4B 5.
Working principle or structural principle: in the actual use process, the servo motor 302 is responsible for driving the fixing plate 305 to rotate, the fixing plate 305 is responsible for rotating in cooperation with the winding shaft frame 306, and the requirement of taking up or paying off is met through forward and reverse rotation;
when the servo motor 302 rotates forward, the driving pulley 304 engaged with the output shaft of the servo motor 302 is locked by the overrunning clutch, so that the driving belt 3041 drives the driven pulley 402 to rotate, and the driven pulley 402 drives the ball screw 403; when the servo motor 302 rotates reversely or the stepping motor 401 rotates reversely, the overrunning clutches of the driven pulley 402 and the driving pulley 304 are equivalent to bearing parts, so that the servo motor 302 drives the bobbin bracket 306 to rotate or the stepping motor 401 drives the ball screw 403 to linearly drive without being interfered by a transmission system;
during the paying-off process of the bobbin bracket 306, the bobbin bracket 306 continuously rotates, the overrunning clutch of the driven pulley 402 in a locked state drives the ball screw 403 to drive the movable sliding carriages 404 to displace, during the displacement of the two groups of movable sliding carriages 404, the cables are respectively extracted through the bosses 405, the corresponding arc-shaped brackets 406 penetrate through the vertical plane cable groups corresponding to the cables through the two groups of through holes 4061, and the two groups are mutually matched to realize that the rear part of the bobbin bracket 306 extrudes the guide cables during the paying-off or the paying-off process, the cables are laid at the front part according to the intervals, and the paying-off is carried out at fixed intervals, so that the technological requirement is realized;
after the moving carriage 404 moves to an end point, the PLC controller 2 stops the servo motor 302 and controls the stepping motor 401 to rotate reversely to drive the ball screw 403 to rotate, so that the moving carriage 404 moves back to the initial end point, and at this time, the driven pulley 402 does not rotate under the action of the overrunning clutch;
after the sliding frame 404 is moved to reset, the above actions are repeatedly circulated again to take up and pay off wires at a fixed interval, so that the technological requirement is met, and the arc-shaped frame 406 is driven in a forward or reverse linear mode, so that the cables in the winding state of the existing technology can be extruded, the gaps among all layers of cables are reduced to the minimum, the equipment space is effectively saved, the pressure angle coefficients among the cables are guaranteed to be the same, and the service life of the cables is improved in an auxiliary mode.
The above description is only for the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive various changes or substitutions within the technical scope of the present invention, and these should be covered by the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (8)
1. The utility model provides an overhead line pay-off for electric power transmission and transformation, includes base frame (1), its characterized in that: the upper surface of the base frame (1) is provided with a winding mechanism (3), and the upper surface of the base frame (1) is provided with two symmetrical adjusting mechanisms (4);
the winding mechanism (3) comprises two triangular supports (301), two fixing supports (303) and a winding shaft frame (306), the lower surfaces of the fixing supports (303) are welded with the upper surfaces of the triangular supports (301), and two side surfaces of the winding shaft frame (306) are rotatably connected with the inner side walls of the fixing supports (303) through pin shafts;
the adjusting mechanism (4) comprises a stepping motor (401), a driven pulley (402), a ball screw (403), a movable sliding frame (404), a boss (405) and an arc-shaped frame (406);
an output shaft of the stepping motor (401) is fixedly connected to a threaded rod of the ball screw (403) through a coupler, an inner side wall of the driven pulley (402) is fixedly connected to the threaded rod of the ball screw (403) through an overrunning clutch, a moving nut of the ball screw (403) is welded to an inner side wall of the moving carriage (404), an upper surface of the moving carriage (404) is welded to a lower surface of the boss (405), another moving carriage (404) of the adjusting mechanism (4) is welded to a lower surface of the arc-shaped frame (406), the arc-shaped frame (406) is attached to a cable of the winding shaft frame (306) through a through hole (4061), and an inner side wall of the boss (405) is attached to a cable of the winding shaft frame (306).
2. The overhead wire pay-off device for power transmission and transformation according to claim 1, wherein: the threaded rod of the ball screw (403) is rotatably connected with the inner side wall of the triangular support (301) through a bearing.
3. The overhead wire pay-off device for power transmission and transformation according to claim 1, wherein: the lower surface of the triangular support (301) is welded with the upper surface of the base frame (1), and the outer surface of the stepping motor (401) is fixedly connected with the outer surface of the triangular support (301).
4. The overhead wire pay-off device for power transmission and transformation according to claim 1, wherein: the winding mechanism (3) further comprises a servo motor (302), a driving pulley (304), a transmission belt (3041) and two fixing plates (305);
the outer surface of the servo motor (302) is fixedly connected with the upper surface of the triangular support (301), the output shaft of the servo motor (302) is welded with the outer surface of the fixing plate (305), and the outer surface of the fixing plate (305) is welded with one side of the winding shaft bracket (306).
5. The overhead wire pay-off device for power transmission and transformation according to claim 4, wherein: the driving pulley (304) is fixedly connected with an output shaft of the servo motor (302) through an overrunning clutch, the outer surface of the driving pulley (304) is matched with the outer surface of the transmission belt (3041), and the outer surface of the transmission belt (3041) is matched with the outer surface of the driven pulley (402).
6. The overhead wire pay-off device for power transmission and transformation according to claim 1, wherein: two the outer surface welding of A-frame (301) has two guide rail pole (4041), the surface of guide rail pole (4041) with the inside wall sliding connection who removes balladeur train (404).
7. The overhead wire pay-off device for power transmission and transformation according to claim 1, wherein: two limiting plates (4042) are symmetrically welded on the upper surface of the base frame (1), and the outer surfaces of the limiting plates (4042) are connected with the bottom of the inner side wall of the movable sliding frame (404) in a sliding mode.
8. The overhead wire pay-off device for power transmission and transformation according to claim 4, wherein: the utility model discloses a power distribution cabinet, including base frame (1), preceding fixed surface of switch board (101) has battery (102), PLC controller (2) are installed to one side of switch board (101), the electric output of PLC controller (2) with step motor (401) with the electric input electric connection of servo motor (302).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120856395.0U CN215681713U (en) | 2021-04-24 | 2021-04-24 | Overhead line pay-off device for power transmission and transformation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120856395.0U CN215681713U (en) | 2021-04-24 | 2021-04-24 | Overhead line pay-off device for power transmission and transformation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215681713U true CN215681713U (en) | 2022-01-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120856395.0U Active CN215681713U (en) | 2021-04-24 | 2021-04-24 | Overhead line pay-off device for power transmission and transformation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215681713U (en) |
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2021
- 2021-04-24 CN CN202120856395.0U patent/CN215681713U/en active Active
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