CN213879077U - Overhead ground wire lifting device - Google Patents
Overhead ground wire lifting device Download PDFInfo
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- CN213879077U CN213879077U CN202022650726.3U CN202022650726U CN213879077U CN 213879077 U CN213879077 U CN 213879077U CN 202022650726 U CN202022650726 U CN 202022650726U CN 213879077 U CN213879077 U CN 213879077U
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- overhead ground
- ground wire
- wire
- worm
- support plate
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Abstract
An embodiment of the utility model provides an overhead ground wire hoisting device, include: the sliding block is provided with a threaded through hole, a guide hole and an accommodating cavity; the screw rod is rotatably connected with the bracket body, and one part of the screw rod is positioned in the threaded through hole; the guide rod is connected with the bracket body, and the part of the guide rod is positioned in the guide hole; the rotating shaft is connected with the sliding block, and a worm wheel is arranged at the part of the rotating shaft, which is positioned in the accommodating cavity; the worm is rotatably connected with the sliding block, one end of the worm is positioned outside the sliding block, and the part of the worm, which is positioned in the accommodating cavity, is meshed with the worm wheel; the connecting assembly comprises a wire spool and a connecting wire, the wire spool is fixedly connected with the part of the rotating shaft, which is positioned outside the sliding block, one end of the connecting wire is wound on the wire spool, and the other end of the connecting wire is provided with a wire clamping device. The embodiment of the utility model provides a can solve the big problem of the operation degree of difficulty that overhead earth wire promoted among the prior art.
Description
Technical Field
The utility model relates to an electric power apparatus technical field especially relates to an overhead ground wire hoisting device.
Background
The overhead ground wire can protect the wire of the overhead transmission line from direct lightning strikes, and is usually suspended and erected on a telegraph pole through an insulator and a corresponding hardware fitting. In practical application, when the overhead ground wire is struck by lightning, the lightning current can be transmitted into the hardware connected with the overhead ground wire from the overhead ground wire, so that the hardware is corroded or damaged and needs to be overhauled or replaced regularly.
When the hardware for suspending the overhead ground wire is overhauled or replaced, the overhead ground wire needs to be lifted firstly. Due to the heavy weight and high spatial position of the overhead earth wire, lifting is very difficult and laborious.
Therefore, the prior art has the problem that the operation difficulty of the lifting of the overhead ground wire is large.
SUMMERY OF THE UTILITY MODEL
An object of the embodiment of the application is to provide an overhead ground wire lifting device, and the problem that the operation difficulty of current overhead ground wire lifting is big is solved.
In order to achieve the above object, an embodiment of the present invention provides an overhead ground wire lifting device, including:
the sliding block is provided with a threaded through hole, a guide hole and an accommodating cavity;
the screw rod is rotatably connected with the bracket body, and one part of the screw rod is positioned in the threaded through hole and used for controlling the sliding block to move along the axial direction of the screw rod; the guide rod is connected with the bracket body, and the part of the guide rod is positioned in the guide hole;
the rotating shaft is connected with the sliding block, and a worm wheel is arranged on the part of the rotating shaft, which is positioned in the accommodating cavity;
the worm is rotatably connected with the sliding block, one end of the worm is positioned outside the sliding block, and the part of the worm, which is positioned in the accommodating cavity, is meshed with the worm wheel;
the connecting assembly comprises a wire spool and a connecting wire, the wire spool is fixedly connected with the part, outside the sliding block, of the rotating shaft, one end of the connecting wire is wound on the wire spool, and a wire clamping device is arranged at the other end of the connecting wire.
Optionally, the number of the connecting assemblies is two, and the two connecting assemblies are symmetrically arranged at two ends of the rotating shaft.
Optionally, the bracket body comprises a first support plate, a second support plate, a third support plate and a fixing member; the first side of the first supporting plate is connected with the fixing piece, and the second side of the first supporting plate is connected with the second supporting plate; the third support plate is connected with the second support plate.
Optionally, the fixing member includes a first arc-shaped hoop and a second arc-shaped hoop, the first arc-shaped hoop is connected with the first supporting plate, and the second arc-shaped hoop is in threaded connection with the first arc-shaped hoop.
Optionally, the first end of the screw rod is rotatably connected with the first support plate; the second end of the screw rod is rotatably connected with the third supporting plate; the first end of guide bar with first backup pad is connected, the second end of guide bar with the third backup pad is connected.
Optionally, a second end of the screw rod is provided with a first hand wheel.
Optionally, the axial direction of the screw rod is a horizontal direction.
Optionally, the axial direction of the worm is horizontal.
Optionally, one end of the worm, which is far away from the first support plate, is provided with a second hand wheel.
Optionally, the wire clamping device is a hook.
The overhead ground wire lifting device provided by the embodiment is connected with a telegraph pole through the support frame when in use, and the device is fixed on the telegraph pole at a proper height. After the support and the telegraph pole are fixed, the screw rod is rotated to control the sliding block to move axially along the screw rod until the wire clamping device is located right below the overhead ground wire. Then the worm is rotated to drive the rotating shaft to rotate, so that the connecting wire is wound on the wire spool, and the height of the wire clamping device is increased. During the process, the screw rod and the worm can be alternately rotated to adjust the spatial position of the wire clamping device until the overhead ground wire is placed in the wire clamping device. And finally, continuing to rotate the worm to lift the height of the wire clamping device until the weight of the overhead ground wire is completely transferred onto the wire clamping device. At the moment, the hardware for suspending the overhead ground wire is not stressed any more, so that the hardware for suspending the overhead ground wire can be overhauled or replaced.
In this embodiment, the lead screw is used for controlling the axial movement of the slider along the lead screw, and an operator can adjust the relative position between the wire clamping device and the overhead ground wire by rotating the lead screw, so that the overhead ground wire is naturally placed in the wire clamping device, and the overhead ground wire does not need to be manually dragged into the wire clamping device. The worm further controls the wire clamping device to move along the vertical direction by controlling the rotation of the rotating shaft. The operator can raise the height of the wire clamping device by turning the worm. Therefore, an operator can complete the lifting of the overhead ground wire only by rotating the screw rod and the worm, so that the operation difficulty of the lifting of the overhead ground wire is reduced.
Drawings
Fig. 1 is a schematic cross-sectional structural view of an overhead ground wire lifting device according to an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view taken along the line A-A of FIG. 1;
fig. 3 is a schematic sectional view along B-B of fig. 1.
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 some, not all, of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1-3, the embodiment of the present invention provides an overhead ground wire lifting device, including:
the sliding block 10 is provided with a threaded through hole 101, a guide hole 102 and an accommodating cavity 103;
the support comprises a support body, a screw rod 202 and a guide rod 203, wherein the screw rod 202 is rotatably connected with the support body, and a part of the screw rod 202 is positioned in the threaded through hole 101 and is used for controlling the slide block 10 to move along the axial direction of the screw rod 202; the guide rod 203 is connected with the bracket body, and the guide rod 203 is partially positioned in the guide hole 102;
the rotating shaft 30 is connected with the sliding block 10, and a worm wheel 301 is arranged on the part, located in the accommodating cavity 103, of the rotating shaft 30;
the worm 40 is rotatably connected with the slider 10, one end of the worm 40 is positioned outside the slider 10, and the part of the worm 40 positioned in the accommodating cavity 103 is meshed with the worm wheel 301;
the connecting assembly 50 comprises a wire spool 501 and a connecting wire 502, the wire spool 501 is fixedly connected with the part of the rotating shaft 30, which is located outside the slider 10, one end of the connecting wire 502 is wound on the wire spool 501, and the other end of the connecting wire is provided with a wire clamping device 5021.
It should be noted that the connection mode of the guide rod 203 and the bracket body can be any mode. For example, in one embodiment, the guide rod 203 and the bracket body are welded. In another embodiment, the guide rod 203 is fixed to the bracket body in a clamping manner. Of course, the specific connection method is not limited herein.
It should be noted that the length and material of the connecting line 502 are not limited herein. The specific structure of the wire clamping device 5021 is not limited herein.
The overhead ground wire lifting device provided by the embodiment is connected with a telegraph pole through the support frame when in use, and the device is fixed on the telegraph pole at a proper height. After the bracket is fixed with the utility pole, the sliding block 10 is controlled to move along the axial direction of the screw rod 202 by rotating the screw rod 202 until the wire clamping device 5021 is positioned right below the overhead ground wire. Then the worm 40 is rotated to drive the rotating shaft 30 to rotate, so that the connecting wire 502 is wound on the wire spool 501, thereby lifting the height of the wire clamping device 5021. During which the lead screw 202 and the worm 40 can be alternately rotated to adjust the spatial position of the wire clamping device 5021 until an overhead ground wire is placed in the wire clamping device 5021. Finally, the worm 40 continues to be rotated to raise the height of the wire clamping device 5021 until the weight of the overhead ground wire is completely transferred to the wire clamping device 5021. At the moment, the hardware for suspending the overhead ground wire is not stressed any more, so that the hardware for suspending the overhead ground wire can be overhauled or replaced.
In the present embodiment, the lead screw 202 is used for controlling the axial movement of the slider 10 along the lead screw 202, and an operator can adjust the relative position of the wire clamping device 5021 and the overhead ground wire by rotating the lead screw 202, so that the overhead ground wire is naturally placed in the wire clamping device 5021 without manually dragging the overhead ground wire into the wire clamping device 5021. The worm 40 controls the rotation of the rotating shaft 30, so as to control the wire clamping device 5021 to move in the vertical direction. The operator can raise the height of the wire hooking device 5021 by rotating the worm 40. Therefore, an operator only needs to rotate the screw rod 202 and the worm 40 to complete the lifting of the overhead ground wire, so that the operation difficulty of the lifting of the overhead ground wire is reduced.
Optionally, the number of the connecting assemblies 50 is two, and the two connecting assemblies 50 are symmetrically arranged at two ends of the rotating shaft 30.
It should be noted that, in an embodiment, the number of the connecting assemblies 50 is N, and N connecting assemblies 50 are symmetrically disposed at two ends of the rotating shaft 30, where N is a positive integer and a double number. Furthermore, the N connecting assemblies 50 are arranged symmetrically with respect to the center line of the slider 10.
In this embodiment, the number of the connecting assemblies 50 is two, and the two connecting assemblies 50 are symmetrically disposed at two ends of the rotating shaft 30. Two coupling assembling 50 promotes overhead earth wire simultaneously, can improve the stability of promoting in-process overhead earth wire, reduces singly simultaneously coupling assembling 50's atress size, extension coupling assembling 50's life.
Optionally, the bracket body comprises a first support plate 2011, a second support plate 2012, a third support plate 2013 and a fixing member 2014; a first side of the first support plate 2011 is connected with the fixing member 2014, and a second side of the first support plate 2011 is connected with the second support plate 2012; the third support plate 2013 is connected to the second support plate 2012.
It should be noted that the connection manner between the first side of the first support plate 2011 and the fixing member 2014 is not limited herein. For example, in one embodiment, the first side of the first support plate 2011 and the fixing member 2014 are fixed by welding. In another embodiment, the first side of the first supporting plate 2011 and the fixing member 2014 are fixed by adhesion. Of course, the specific connection method is not limited herein.
It should be noted that the connection between the second side of the first support plate 2011 and the second support plate 2012 can be any connection. The third support plate 2013 and the second support plate 2012 can be connected in any manner. For example, in one embodiment, the first support plate 2011, the second support plate 2012, and the third support plate 2013 are integrally formed. Of course, the specific connection method is not limited herein.
Optionally, the fixing part 2014 includes a first arc-shaped hoop and a second arc-shaped hoop, the first arc-shaped hoop is connected with the first supporting plate 2011, and the second arc-shaped hoop is in threaded connection with the first arc-shaped hoop.
It should be understood that the first arc-shaped hoop and the second arc-shaped hoop are fixedly connected to form a through hole matched with the size of the telegraph pole for fixing the overhead ground wire lifting device on the telegraph pole.
It should be noted that the connection mode between the first arc-shaped hoop and the first support plate 2011 may be any mode. For example, in one embodiment, the first arc-shaped hoop and the first support plate 2011 are fixed by welding. In another embodiment, the first arc-shaped hoop and the first support plate 2011 are fixed by adhesion. Of course, the specific connection method is not limited herein.
In this embodiment, the fixing member 2014 includes a first arc-shaped hoop and a second arc-shaped hoop, the first arc-shaped hoop is connected to the first supporting plate 2011, and the second arc-shaped hoop is in threaded connection with the first arc-shaped hoop. The second arc-shaped hoop and the first arc-shaped hoop are fixed through the matching of bolts and nuts, so that the installation height or angle of the fixing part 2014 on the telegraph pole can be conveniently adjusted, and the flexibility of the overhead ground wire lifting device in installation is improved.
Optionally, a first end of the screw 202 is rotatably connected to the first support plate 2011; the second end of the screw rod 202 is rotatably connected with the third support plate 2013; the first end of the guide rod 203 is connected to the first support plate 2011, and the second end of the guide rod 203 is connected to the third support plate 2013.
In this embodiment, the first end of the screw 202 is rotatably connected to the first support plate 2011; the second end of the screw 202 is rotatably connected with the third support plate 2013. Through the arrangement, the two ends of the screw rod 202 are fixed, and the stability of the screw rod 202 is improved. The first end of the guide rod 203 is connected to the first support plate 2011, and the second end of the guide rod 203 is connected to the third support plate 2013. Through the arrangement, the two ends of the guide rod 203 are fixed, and the stability of the guide rod 203 is improved.
Optionally, a second end of the screw 202 is provided with a first hand wheel 2021.
In this embodiment, the second end of the lead screw 202 is provided with a first hand wheel 2021, and an operator can control the movement of the lead screw 202 by rotating the hand wheel, thereby further reducing the operation difficulty of the overhead ground wire lifting.
Optionally, the axial direction of the screw 202 is a horizontal direction.
It should be understood that the axial direction of the lead screw 202 is a horizontal direction, which means that the axial direction of the lead screw 202 is a horizontal direction when the overhead ground wire hoisting device is installed on a utility pole.
Optionally, the axial direction of the worm 40 is horizontal.
It should be understood that the axial direction of the worm 40 is a horizontal direction, meaning that the axial direction of the worm 40 is a horizontal direction when the overhead ground wire lifting device is mounted on a utility pole.
Optionally, a second wheel 401 is disposed at an end of the worm 40 away from the first support plate 2011.
In this embodiment, a second hand wheel 401 is provided at an end of the worm 40 far from the first support plate 2011, and an operator can control the movement of the worm 40 by rotating the hand wheel. Meanwhile, the first hand wheel 2021 and the second hand wheel 401 are both located on one side far away from the first supporting plate 2011, so that an operator can operate the first hand wheel 2021 and the second hand wheel 401 alternately, and the operation difficulty of lifting the overhead ground wire is further reduced.
Optionally, the wire hooking device 5021 is a hook.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. An overhead ground wire lifting device, comprising:
the sliding block is provided with a threaded through hole, a guide hole and an accommodating cavity;
the screw rod is rotatably connected with the bracket body, and one part of the screw rod is positioned in the threaded through hole and used for controlling the sliding block to move along the axial direction of the screw rod; the guide rod is connected with the bracket body, and the part of the guide rod is positioned in the guide hole;
the rotating shaft is connected with the sliding block, and a worm wheel is arranged on the part of the rotating shaft, which is positioned in the accommodating cavity;
the worm is rotatably connected with the sliding block, one end of the worm is positioned outside the sliding block, and the part of the worm, which is positioned in the accommodating cavity, is meshed with the worm wheel;
the connecting assembly comprises a wire spool and a connecting wire, the wire spool is fixedly connected with the part, outside the sliding block, of the rotating shaft, one end of the connecting wire is wound on the wire spool, and a wire clamping device is arranged at the other end of the connecting wire.
2. The overhead ground wire lifting device according to claim 1, wherein the number of the connecting assemblies is two, and the two connecting assemblies are symmetrically arranged at two ends of the rotating shaft.
3. The overhead ground wire lifting device according to claim 1, wherein the bracket body includes a first support plate, a second support plate, a third support plate, and a fixing member; the first side of the first supporting plate is connected with the fixing piece, and the second side of the first supporting plate is connected with the second supporting plate; the third support plate is connected with the second support plate.
4. The overhead ground wire lifting device according to claim 3, wherein the fixing member includes a first arc-shaped hoop and a second arc-shaped hoop, the first arc-shaped hoop is connected to the first support plate, and the second arc-shaped hoop is in threaded connection with the first arc-shaped hoop.
5. An overhead ground wire lifting device according to claim 3, characterized in that the first end of the lead screw is rotatably connected to the first support plate; the second end of the screw rod is rotatably connected with the third supporting plate; the first end of guide bar with first backup pad is connected, the second end of guide bar with the third backup pad is connected.
6. An overhead ground wire lifting device according to claim 3, characterized in that the second end of the lead screw is provided with a first hand wheel.
7. Overhead ground wire lifting arrangement according to claim 1, characterized in that the axial direction of the lead screw is horizontal.
8. An overhead ground wire lifting device according to claim 1, characterized in that the axial direction of the worm screw is horizontal.
9. An overhead ground wire lifting device according to claim 3, characterized in that the end of the worm remote from the first support plate is provided with a second hand wheel.
10. Overhead ground wire lifting device according to claim 1, characterized in that the wire-catching means are hooks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022650726.3U CN213879077U (en) | 2020-11-16 | 2020-11-16 | Overhead ground wire lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022650726.3U CN213879077U (en) | 2020-11-16 | 2020-11-16 | Overhead ground wire lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213879077U true CN213879077U (en) | 2021-08-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022650726.3U Active CN213879077U (en) | 2020-11-16 | 2020-11-16 | Overhead ground wire lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213879077U (en) |
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2020
- 2020-11-16 CN CN202022650726.3U patent/CN213879077U/en active Active
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