CN110994466A - Control device for turning radius of cable - Google Patents
Control device for turning radius of cable Download PDFInfo
- Publication number
- CN110994466A CN110994466A CN201911251659.3A CN201911251659A CN110994466A CN 110994466 A CN110994466 A CN 110994466A CN 201911251659 A CN201911251659 A CN 201911251659A CN 110994466 A CN110994466 A CN 110994466A
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- frame
- pulley
- turning radius
- outer frame
- cable
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/06—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for laying cables, e.g. laying apparatus on vehicle
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Abstract
The invention provides a control device for the turning radius of a cable, which comprises an outer frame (10) and pulleys (1), wherein the outer frame (10) is provided with a plurality of mounting holes (2), the pulleys (1) rotate relative to the outer frame (10), the outer frame (10) comprises an arc-shaped outer frame and is arranged along the arc-shaped radius direction, the mounting holes (2) on the outer frame (10) are multiple, the pulleys (1) are arranged in different mounting holes (2) to change the turning radius of the cable, or the mounting holes (2) on the outer frame (10) are long holes, the pulleys (1) move in the mounting holes (2) along the arc-shaped radius direction, the pulleys (1) change the turning radius of the cable through moving in the mounting holes (2), and by adopting the device, when the turning radius is changed, the device does not need to be replaced, and only the position of the pulleys (1) can be changed, so that the use is more convenient.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to an auxiliary tool for laying cables, in particular to a device for controlling the turning radius of a cable.
[ background of the invention ]
In the construction process of cable laying, a cable at a corner well needs to be bent, when the bending radius is smaller than a certain value, an insulating layer or a protective layer of the cable can be damaged, so the turning radius of the cable needs to be controlled, the turning radius of the cable is generally controlled by adopting a mode of adding a skid and a rope, namely, the skid is firstly arranged at the inner side of the corner well to protect the cable from being scratched and ensure that the cable has a certain turning angle initially, and then the cable is pulled by the rope to ensure that the turning radius reaches a target value, the method needs more personnel and has certain safety risk, the cable rebounding often exists in the implementation process, the efficiency is low, and in order to improve the efficiency, a common pulley assists in laying, for example, a novel cable turning pulley disclosed by Chinese patent CN206471754U comprises a mounting bracket and a pulley, the mounting bracket comprises an arc-shaped frame, and the pulley rotates relative to the mounting bracket, when laying, pass the pulley with the cable and bend, adopt this kind of device, can realize turning radius's control, but the pulley can not follow the radial direction motion of arc frame, when the turning radius that needs the difference, need change different devices for it is inconvenient during the use.
[ summary of the invention ]
The invention aims to provide a control device for the turning radius of a cable, which is more convenient to use.
In order to solve the technical problem, the preferable structure of the control device for the turning radius of the cable comprises an outer frame and a plurality of pulleys, wherein the outer frame is provided with mounting holes, the pulleys rotate relative to the outer frame, the outer frame comprises an arc-shaped outer frame and is arranged along the arc-shaped radius direction, the plurality of mounting holes are formed in the outer frame, the pulleys are mounted in different mounting holes to change the turning radius of the cable, or the mounting holes in the outer frame are long holes, the pulleys move in the mounting holes along the arc-shaped radius direction, and the pulleys move in the mounting holes to change the turning radius of the cable.
After the structure is adopted, firstly, the control device for the turning radius of the cable comprises an outer frame and pulleys, wherein the outer frame is provided with mounting holes, the pulleys rotate relative to the outer frame, when the cable passes through the pulleys to be bent, the cable moves to drive the pulleys to rotate, so that friction between the cable and the surfaces of the pulleys is reduced, the cable can be bent more easily, the outer frame comprises an arc-shaped outer frame, the radii of the mounting holes along an arc line are the same, the mounting holes are arranged along the radius direction of the arc, the number of the mounting holes on the outer frame is multiple, the pulleys are arranged in different mounting holes to change the turning radius of the cable, the mounting holes are distributed along the radius direction of the arc, namely, one pulley can change the position along the radius direction of the arc line, the pulleys can be disassembled, so that the positions of the corresponding mounting holes are changed, when choosing the mounting hole along the outer direction of camber line, the radius increase, when choosing the mounting hole along the direction in the camber line, the radius reduces, perhaps the mounting hole is the slot hole on the frame, the pulley moves along curved radius direction in the mounting hole, and the pulley changes the turning radius of cable through moving in the mounting hole, the slot hole can be elliptical aperture or rectangular hole, and wherein the limit size along curved radius direction is bigger than other limit sizes, for the camber line, when the direction motion outside the camber line in the mounting hole, the radius increase, when the direction motion in the camber line, the radius reduces.
Secondly, during the use, put the cable turning department in the corner well with the device, turning radius is confirmed according to the minimum bend radius of cable and the shape of corner well, the installation hole site of adjusting the pulley through the dismouting of pulley perhaps moves along arc radius direction in the installation hole, make the pulley correspond different turning radius, then send into the device with the cable along the pulley surface, make its arc motion that forms along the pulley, thereby realize crooked, when needs are crooked to different bend radius, install the pulley in different mounting holes, thereby realize bend radius's change, it is more convenient to make during the use.
Preferably, when the mounting hole is a long hole, the control device comprises a U-shaped frame, the U-shaped frame comprises an upper pressing plate, a lower pressing plate and a right side plate, the pulley is connected with the upper pressing plate and the lower pressing plate, the U-shaped frame is fixed relative to the outer frame when the pulley is positioned, and the pulley is positioned through the U-shaped frame.
Preferably, the control device comprises a screw rod, the screw rod is in threaded connection with the right side plate of the U-shaped frame, the screw rod is fixed relative to the outer frame when the pulley is positioned, and the U-shaped frame is positioned through the screw rod and the outer frame.
Preferably, the screw rod is provided with an inner nut and an outer nut which are respectively positioned at one side of the outer frame, the screw rod is in threaded connection with the inner nut and the outer nut, and the screw rod fixes the outer frame in a clamping manner and the outer frame through the opposite movement of the inner nut and the outer nut.
Preferably, the screw rod is provided with a locking nut, and relative to the right side plate of the U-shaped frame, the screw rod is fixed between the right side plate and a mode that the right side plate is clamped by the screw rod through the movement of the locking nut towards the right side plate.
Preferably, when a plurality of mounting holes are formed in the outer frame, the pulleys are connected with the outer frame through bolts, and the pulleys are positioned by mounting the bolts in the mounting holes relative to the outer frame.
Preferably, the outer frame is provided with scale marks around the mounting hole for marking the radius, so that the pulley can move more accurately.
Preferably, the pulley is a plurality of pulleys, and the turning angle is changed by adopting different numbers of pulleys.
Preferably, the outer frame is provided with a handle for holding by hand, so that the use and carrying are more convenient.
Preferably, the outer frame is provided with a connecting plate, one end of the connecting plate is connected with the handle, and the other end of the connecting plate is connected with the outer frame, so that the device is more stable in structure.
These features and advantages of the present invention will be disclosed in more detail in the following detailed description and the accompanying drawings.
[ description of the drawings ]
The invention is described in further detail below with reference to the attached drawing figures, wherein:
FIG. 1 is a schematic diagram of a second control device according to the present embodiment;
FIG. 2 is a top view of a second control device of the present embodiment;
FIG. 3 is a schematic view of a pulley in the second control device of this embodiment;
FIG. 4 is a rear view of a second control device of the present embodiment;
FIG. 5 is a schematic diagram of an outer frame of the control device according to the embodiment;
FIG. 6 is a schematic view of a U-shaped frame and a lead screw of the control device according to the present embodiment.
[ detailed description ] embodiments
The technical solutions of the embodiments of the present invention are explained and illustrated below with reference to the drawings of the embodiments of the present invention, but the following embodiments are only preferred embodiments of the present invention, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative effort belong to the protection scope of the present invention.
In the following description, the terms such as "inner", "outer", "upper", "lower", "left", "right", etc., which indicate orientations or positional relationships, are used to indicate orientations or positional relationships based on the drawings, and are only used for convenience in describing embodiments and for simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present invention.
The first embodiment is as follows:
as shown in fig. 5, a preferred structure of the control device for the turning radius of the cable in this embodiment includes an outer frame 10 and a plurality of pulleys 1, where the outer frame 10 is provided with a plurality of mounting holes 2, the pulleys 1 rotate relative to the outer frame 10, the outer frame 10 includes an arc-shaped outer frame and is along an arc-shaped radial direction, the plurality of mounting holes 2 are formed in the outer frame 10, the pulleys 1 are installed in different mounting holes 2 to change the turning radius of the cable, or the mounting holes 2 are long holes in the outer frame 10, the pulleys 1 move in the mounting holes 2 along the arc-shaped radial direction, and the pulleys 1 change the turning radius of the cable by moving in the mounting holes 2.
After the structure is adopted, firstly, the control device for the turning radius of the cable comprises an outer frame 10 and pulleys 1, wherein the outer frame 10 is provided with mounting holes 2, the pulleys 1 rotate relative to the outer frame 10, so that when the cable passes through the pulleys 1 to be bent, the cable moves to drive the pulleys 1 to rotate, friction between the cable and the surfaces of the pulleys 1 is reduced, the cable can be bent more easily, the outer frame 10 comprises an arc-shaped outer frame, the radii of the mounting holes 2 along an arc line are the same, the mounting holes 2 are arranged on the outer frame 10 along the radius direction of the arc, the pulleys 1 are arranged in different mounting holes 2 to change the turning radius of the cable, the mounting holes 2 are distributed along the radius direction of the arc, namely, one pulley 1 can change the position along the radius direction of the arc line, the pulley 1 can be detached, and the position of the corresponding mounting hole 2 can be changed, for the pitch arc, when selecting mounting hole 2 along the outer direction of pitch arc, the radius increases, when selecting mounting hole 2 along the direction in the pitch arc, the radius reduces, perhaps mounting hole 2 is the slot hole on the frame 10, pulley 1 moves along curved radius direction in mounting hole 2, and pulley 1 changes the turning radius of cable through moving in mounting hole 2, the slot hole can be elliptical aperture or rectangular hole, and wherein the limit size along curved radius direction is bigger than other limit sizes, for the pitch arc, when moving along the outer direction of pitch arc in mounting hole 2, the radius increases, when moving along the direction in the pitch arc, the radius reduces.
Secondly, during the use, put the cable turning department of corner well with the device, turning radius is confirmed according to the minimum bend radius of cable and the shape of corner well, the dismouting through pulley 1 comes the installation hole site of adjusting pulley 1 or moves along pitch arc radius direction in mounting hole 2, make pulley 1 correspond different turning radius, then send into the device with the cable along 1 surfaces of pulley in, make it along the pitch arc motion that the pulley formed, thereby realize crooked, when needs are crooked to different bending radii, install pulley 1 in different mounting hole 2, thereby realize bending radius's change, make it more convenient during the use.
In order to enable the mounting hole 2 to be a long hole, the pulley 1 can be positioned, as shown in fig. 6, when the mounting hole 2 is preferably a long hole in the embodiment, the control device includes a U-shaped frame 3, the U-shaped frame 3 includes an upper press plate, a lower press plate and a right side plate, the pulley 1 is connected with the upper press plate and the lower press plate, when the pulley 1 is positioned, the U-shaped frame 3 is fixed relative to the outer frame 10, the pulley 1 is positioned through the U-shaped frame 3, and the pulley 1 is connected with the upper press plate and the lower press plate through bolts, so that the pulley can rotate relative to the upper press plate and the lower press plate, can be positioned between the upper press plate and the lower press plate, and is fixed through the U-shaped frame 3, and is positioned.
In order to realize the positioning of the U-shaped frame 3, as shown in fig. 6, the control device of the present embodiment preferably includes a screw rod 4, the screw rod 4 is in threaded connection with the right side plate of the U-shaped frame 3, when the pulley 1 is positioned, the screw rod 4 is fixed relative to the outer frame 10, the U-shaped frame 3 is positioned between the screw rod 4 and the outer frame 10, the screw rod 4 is fixed with the outer frame 10, and the U-shaped frame 3 is positioned between the screw rod 4 and the screw rod 4 through threads.
In order to fix the screw rod 4 relative to the outer frame, as shown in fig. 6, it is preferable that the screw rod 4 is provided with an inner nut 9 and an outer nut 11, the inner nut 9 and the outer nut 11 are respectively located at one side of the outer frame 10, the screw rod 4 is in threaded connection with the inner nut 9 and the outer nut 11, the screw rod 4 is fixed between the outer frame 10 by clamping the outer frame 10 through the opposite movement of the inner nut 9 and the outer nut 11, the inner nut 9 and the outer nut 11 are located on the screw rod 4 and clamp the outer frame 10 in the middle, the inner nut 9 and the outer nut are opposite in rotation direction and move towards the middle outer frame 10, when in use, the U-shaped frame 3 is driven to move forward through the rotation of the screw rod 4, when moving to a designated position, the inner nut 9 and the outer nut 11 are screwed in the direction of the outer frame 10, so that the screw rod 4 is fixed relative to the outer frame 10 through the threads between the screw, make U type frame can not follow curved direction of radius motion for U type frame location is connected through the top board and the holding down plate of U type frame, makes pulley 1 location.
In order to fix the screw rod 4 and the U-shaped frame 3, the screw rod 4 is preferably provided with the locking nut 12, the screw rod 4 is fixed between the right side plate and the U-shaped frame 3 in a manner that the locking nut 12 moves towards the right side plate and clamps the right side plate tightly, threads are arranged on the right side plate, the screw rod 4 is in threaded connection with the right side plate, and during positioning, the locking nut 12 screws up the right side plate to fix the screw rod 4 and the right side plate, so that the screw rod 4 and the U-shaped frame 3 are fixed.
In order to make pulley 1 can move more accurately, be equipped with the scale mark that is used for sign radius size around mounting hole 2 on the preferred frame 10 of this embodiment, through the scale mark, when slip 1 moves in the mounting hole, can accurate removal to make turning radius more accurate, moreover, when participating in cable laying as a plurality of pulleys, same scale mark is all fixed a position to every pulley, further improves turning radius's precision.
In order to change the turning angle, the embodiment preferably has a plurality of pulleys 1, the turning angle is changed by using different numbers of pulleys 1, the turning angle is controlled by controlling the number of the pulleys to be wound when a cable passes through the device, the number of the pulleys 1 is preferably 6, and the angle between every two pulleys is 30 degrees, so that the turning angle which can be changed by the device is 0 degree, 30 degrees, 60 degrees, 90 degrees, 120 degrees and 150 degrees.
In order to make the user more convenient to use and carry, the present embodiment preferably has a handle 5 for holding the frame 10, and when in use, the device can be controlled by the handle 5, so that the user can use and carry more conveniently.
In order to make the handle 5 more firm, the preferred embodiment is that the outer frame 10 is provided with a connecting plate 6, one end of the connecting plate 6 is connected with the handle 5, and the other end is connected with the outer frame 10, so that the handle 5 is more firm
Example two:
the difference between the present embodiment and the first embodiment is that in the present embodiment, when a plurality of mounting holes 2 are formed in the outer frame 10, as shown in fig. 1, fig. 2, fig. 3, and fig. 4, the pulleys 1 are connected to the outer frame 10 by using bolts 8, and with respect to the outer frame 10, the pulleys 1 are positioned by mounting the bolts 8 in the mounting holes 2, and the turning radius is changed by using a plurality of mounting holes 2, each mounting hole 2 corresponds to one turning radius, and the pulleys 1 are directly fixed to the outer frame 10 by using the bolts 8.
While the invention has been described with reference to specific embodiments thereof, it will be understood by those skilled in the art that the invention is not limited thereto, and may be embodied in many different forms without departing from the spirit and scope of the invention as set forth in the following claims. Any modification which does not depart from the functional and structural principles of the present invention is intended to be included within the scope of the claims.
Claims (10)
1. The utility model provides a cable turning radius's controlling means, includes frame (10) and pulley (1), be equipped with mounting hole (2) on frame (10), pulley (1) rotates its characterized in that for frame (10): frame (10) including the arc frame, and along curved radius direction, mounting hole (2) are a plurality of on frame (10), pulley (1) change the turning radius of cable through installing in different mounting hole (2), perhaps mounting hole (2) are the slot hole on frame (10), pulley (1) moves along curved radius direction in mounting hole (2), pulley (1) changes the turning radius of cable through moving in mounting hole (2).
2. The apparatus for controlling a turning radius of a cable according to claim 1, wherein: when mounting hole (2) be the slot hole, controlling means includes U type frame (3), U type frame (3) include top board, holding down plate and right side board, pulley (1) link to each other with top board and holding down plate, when pulley (1) location, U type frame (3) for frame (10) are fixed, pulley (1) realize the location through U type frame.
3. The apparatus for controlling a turning radius of a cable according to claim 2, wherein: the control device comprises a screw rod (4), the screw rod (4) is in threaded connection with the right side plate of the U-shaped frame (3), the screw rod (4) is fixed relative to the outer frame (10) when the pulley (1) is positioned, and the U-shaped frame (3) is positioned between the screw rod (4) and the outer frame (10).
4. The apparatus for controlling a turning radius of a cable according to claim 3, wherein: lead screw (4) on be equipped with interior nut (9) and outer nut (11), and interior nut (9) and outer nut (11) are located one side of frame (10) respectively, be threaded connection between lead screw (4) and interior nut (9) and outer nut (11), lead screw (4) move in opposite directions through interior nut (9) and outer nut (11) will frame (10) clamp tightly the mode and realize fixing between frame (10).
5. The apparatus for controlling a turning radius of a cable according to claim 2, wherein: the screw rod (4) is provided with a locking nut (12), and relative to the right side plate of the U-shaped frame (3), the screw rod (4) moves towards the right side plate through the locking nut (12) to clamp the right side plate tightly, and the screw rod is fixed with the U-shaped frame (3).
6. The apparatus for controlling a turning radius of a cable according to claim 2, wherein: and scale marks for marking the radius are arranged around the mounting hole (2) on the outer frame (10).
7. The apparatus for controlling a turning radius of a cable according to claim 1, wherein: when the mounting holes (2) on the outer frame (10) are multiple, the pulleys (1) are connected with the outer frame (10) through bolts (8), and relative to the outer frame (10), the pulleys (1) are positioned by mounting the bolts (8) in the mounting holes (2).
8. The apparatus for controlling a turning radius of a cable according to any one of claims 1 to 7, wherein: the pulley (1) is a plurality of pulleys, and the turning angle is changed by adopting different numbers of pulleys (1).
9. The apparatus for controlling a turning radius of a cable according to any one of claims 1 to 7, wherein: the outer frame (10) is provided with a handle (5) for holding.
10. The apparatus for controlling a turning radius of a cable according to any one of claims 1 to 7, wherein: the outer frame (10) is provided with a connecting plate (6), one end of the connecting plate (6) is connected with the handle (5), and the other end of the connecting plate is connected with the outer frame (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911251659.3A CN110994466A (en) | 2019-12-09 | 2019-12-09 | Control device for turning radius of cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911251659.3A CN110994466A (en) | 2019-12-09 | 2019-12-09 | Control device for turning radius of cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110994466A true CN110994466A (en) | 2020-04-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911251659.3A Pending CN110994466A (en) | 2019-12-09 | 2019-12-09 | Control device for turning radius of cable |
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| Country | Link |
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| CN (1) | CN110994466A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116191297A (en) * | 2023-05-04 | 2023-05-30 | 国网山东省电力公司肥城市供电公司 | Power supply cable laying assembly |
-
2019
- 2019-12-09 CN CN201911251659.3A patent/CN110994466A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116191297A (en) * | 2023-05-04 | 2023-05-30 | 国网山东省电力公司肥城市供电公司 | Power supply cable laying assembly |
| CN116191297B (en) * | 2023-05-04 | 2023-08-22 | 国网山东省电力公司肥城市供电公司 | Power supply cable laying assembly |
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