CN215497976U - A unwrapping wire coaster that is used for ground wire cross arm to hang transmission tower ground wire exhibition that point up - Google Patents
A unwrapping wire coaster that is used for ground wire cross arm to hang transmission tower ground wire exhibition that point up Download PDFInfo
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- CN215497976U CN215497976U CN202120701272.XU CN202120701272U CN215497976U CN 215497976 U CN215497976 U CN 215497976U CN 202120701272 U CN202120701272 U CN 202120701272U CN 215497976 U CN215497976 U CN 215497976U
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- ground wire
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- wheel
- fixing rod
- transmission tower
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Abstract
The utility model provides a paying-off tackle for spreading a power transmission tower ground wire with an upward ground wire cross arm hanging point. The method mainly comprises the following steps: one-level dead lever, one-level actinobacillus wheel, second grade dead lever, second grade actinobacillus wheel, tertiary dead lever, tertiary actinobacillus wheel, couple, gusset plate, upper portion reinforcing plate, lateral part backup pad, stiffening rib and bottom connecting device. The middle of the side supporting plate is provided with a groove, and the three-stage paying-off wheel is arranged in the groove, so that the friction between the side supporting plate and the lead is changed from sliding friction to rolling friction. The side support plates are rotatably detachable. The hook further comprises a movable locking plate and a spring so as to prevent the hook from sliding off. The utility model has the beneficial effects that: 1. the lead is protected in all directions, and the trafficability is good; 2. the method is suitable for complex terrains; 3. can be suitable for various climatic conditions; 4. simple and convenient transportation, carrying, installation and use.
Description
Technical Field
The utility model belongs to the technical field of pay-off devices special for power transmission line construction, and particularly relates to a pay-off tackle for power transmission tower ground wire laying with upward ground wire cross arm hanging points.
Background
The upward paying-off tackle is suitable for spreading wires with small and medium cross sections on an angle iron cross arm of a straight line rod so as to protect the wires from being abraded. The existing ground wire tackle can not be suitable for unfolding and placing the power transmission iron tower with the ground wire cross arm hanging point facing upwards, the existing ground wire tackle can only be hung below a ground wire support, and the novel power transmission iron tower with the ground wire cross arm hanging point facing upwards faces upwards, so that the existing traditional ground wire tackle can not be installed. The patent (201720850515.X) improves the traditional paying-off tackle to solve the problem that the fixing position of the existing skyward paying-off tackle is limited. However, the patent (201720850515.X) still has drawbacks. This patent has set up upper and lower two-stage actinobacillus wheel, but does not have the actinobacillus wheel about, because set up the actinobacillus wheel about the wire moves on this unwrapping wire coaster like this, the wire can freely move, and the coaster both sides do not have the actinobacillus wheel, has great friction between the backup pad of wire and coaster both sides, and this makes wire wearing and tearing serious, has reduced the life of wire.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a pay-off tackle for spreading a power transmission tower ground wire with an upward ground wire cross arm hanging point, so as to solve the problem that a patent (201720850515.X) is easy to wear a power transmission line.
The technical scheme for solving the problems is as follows: a unwrapping wire coaster that is used for transmission tower ground wire exhibition that ground wire cross arm hanging point up to put, includes: 1. a primary fixing rod; 2. a primary paying-off wheel; 3. a secondary fixing rod; 4. a secondary paying-off wheel; 5. a third-level fixing rod; 6. a third-stage paying-off wheel; 7. a hooking device; 7.1, a movable locking plate; 7.2, a spring; 7.3, a barrier sheet; 8. a reinforcing plate; 9. an upper reinforcing plate; 10. a side support plate; 11. a stiffening rib; 12. a bottom connecting device; 12.1, a U-shaped connecting piece; 12.2, welding a nut; 12.3, a screw rod; 13. a pin shaft; 14. a connecting plate; 15. and (5) fixing the bolt.
In the preferred scheme, the first-level fixing rod is connected to the upper part of the inner side between the side supporting plates, the first-level paying-off wheel is installed in the middle of the first-level fixing rod through the first-level fixing rod, and the first-level paying-off wheel can freely rotate around the first-level fixing rod.
In the preferable scheme, the hook device is arranged in the middle of the upper reinforcing plate, a bolt hole is processed in the middle of the upper reinforcing plate, the lower part of the hook device penetrates through the bolt hole and can freely rotate in the bolt hole, and the lower part of the hook device is connected with two blocking pieces which can ensure the effective connection of the hook device and the upper reinforcing plate.
In the preferred scheme, the hook device further comprises a movable locking plate and a spring, the spring is welded at the lower part of the inner sides of the hook device and the movable locking plate, one end of the movable locking plate is hinged with the hook device, the other end of the movable locking plate is arranged on the inner side of the hook device, and the hook device can freely rotate around a hinge point at one end in a plane where the hook device is located.
In the preferred scheme, the secondary paying-off wheel is mounted in the middle of the secondary fixing rod through the secondary fixing rod, the secondary fixing rod is connected to the lower portion of the inner side between the side supporting plates, and the secondary paying-off wheel can freely rotate around the secondary fixing rod.
In the preferred scheme, the upper parts of the lateral supporting plates are hinged to the two ends of the upper reinforcing plate through pin shafts, the lower parts of the lateral supporting plates are connected to the connecting plate through fixing bolts, the lateral supporting plates are arched, the middle of each lateral supporting plate is provided with a groove, the opening of each groove faces to the inside of the pulley, and the opening of the grooves of the left lateral supporting plate and the opening of the groove of the right lateral supporting plate face to each other. The groove of the lateral supporting plate is positioned between the primary paying-off wheel and the secondary paying-off wheel. Stiffening ribs are welded at the corners of the outer sides of the grooves of the lateral supporting plates.
In the preferable scheme, the three-stage paying-off wheel is mounted in the middle of the three-stage fixing rod through the three-stage fixing rod, the three-stage fixing rod is connected into the groove of the side supporting plate, and the three-stage paying-off wheel can freely rotate around the three-stage fixing rod.
In a preferred scheme, the bottom connecting device is welded with the connecting plate.
In a preferred scheme, two ends of the upper reinforcing plate are welded with two ends of the reinforcing plate.
In a preferred embodiment, the bottom connecting device comprises: u-shaped connecting piece, welding nut, screw rod.
In a preferable scheme, the outer side of the upper part of the U-shaped connecting piece is welded with the lower part of the connecting plate. Welding nuts are welded on the outer sides of the upper portion and the lower portion of the U-shaped connecting piece.
In a preferred embodiment, a bolt hole is formed in a lower portion of the U-shaped connector corresponding to the welding nut hole, the bolt hole is aligned with the welding nut hole, and the bolt hole has the same inner diameter as the welding nut hole.
In a preferred scheme, the screw rod is provided with threads and is connected with the welding nut.
In a preferred scheme, the reinforcing plate and the upper reinforcing plate are of an integrally formed structure, the lateral supporting plate and the stiffening ribs are of an integrally formed structure, and the U-shaped connecting piece, the connecting plate and the welding nut are of an integrally formed structure.
In the preferred scheme, a paying-off tackle for spreading the ground wire of the power transmission tower with the upward ground wire cross arm hanging point can be hung below a ground wire support through a hook and also can be connected to the power transmission tower through a bottom connecting device.
The utility model has the beneficial effects that: 1. the lead is protected in all directions, and the trafficability is good; 2. the method is suitable for complex terrains; 3. can be suitable for various climatic conditions; 4. simple and convenient transportation, carrying and installation.
Drawings
Fig. 1 is a schematic three-dimensional structure of the present invention.
Fig. 2 is a front view of the present invention.
Fig. 3 is a top view of the present invention.
Fig. 4 is a bottom view of the present invention.
Fig. 5 is a left side view of the present invention.
In the figure:
1. a primary fixing rod; 2. a primary paying-off wheel; 3. a secondary fixing rod; 4. a secondary paying-off wheel; 5. a third-level fixing rod; 6. a third-stage paying-off wheel; 7. a hooking device; 7.1, a movable locking plate; 7.2, a spring; 7.3, a barrier sheet; 8. a reinforcing plate; 9. an upper reinforcing plate; 10. a side support plate; 11. a stiffening rib; 12. a bottom connecting device; 12.1, a U-shaped connecting piece; 12.2, welding a nut; 12.3, a screw rod; 13. a pin shaft; 14. a connecting plate; 15. and (5) fixing the bolt.
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
example (b): as shown in figures 1 to 5. The utility model provides a paying-off tackle for spreading a power transmission tower ground wire with an upward ground wire cross arm hanging point, which comprises: 1. a primary fixing rod; 2. a primary paying-off wheel; 3. a secondary fixing rod; 4. a secondary paying-off wheel; 5. a third-level fixing rod; 6. a third-stage paying-off wheel; 7. a hooking device; 7.1, a movable locking plate; 7.2, a spring; 7.3, a barrier sheet; 8. a reinforcing plate; 9. an upper reinforcing plate; 10. a side support plate; 11. a stiffening rib; 12. a bottom connecting device; 13. a pin shaft; 14. a connecting plate; 15. and (5) fixing the bolt.
One-level dead lever (1) connect the inboard upper portion between lateral part backup pad (10), one-level actinobacillus wheel (2) install the intermediate position in one-level dead lever (1) through one-level dead lever (1), one-level actinobacillus wheel (2) can be round one-level dead lever (1) free rotation.
The hook device (7) is arranged in the middle of the upper reinforcing plate (9), a bolt hole is formed in the middle of the upper reinforcing plate (9), the lower portion of the hook device (7) penetrates through the bolt hole and can freely rotate in the bolt hole, two blocking pieces (16) are connected to the lower portion of the hook device (7), and the blocking pieces (16) can ensure effective connection between the hook device (7) and the upper reinforcing plate (9).
The hook device (7) further comprises a movable locking plate (7.1) and a spring (7.2), the spring (7.2) is welded at the lower part of the inner side of the hook device (7) and the movable locking plate (7.1), one end of the movable locking plate (7.1) is hinged with the hook device (7), and the other end of the movable locking plate can freely rotate around a hinge point at one end in the plane of the hook device (7) in the inner side of the hook device (7).
The secondary paying-off wheel (4) is installed in the middle of the secondary fixing rod (3) through the secondary fixing rod (3), the secondary fixing rod (3) is connected to the lower portion of the inner side between the lateral supporting plates (10), and the secondary paying-off wheel (4) can freely rotate around the secondary fixing rod (3).
The upper portion of lateral part backup pad (10) articulate on upper portion reinforcing plate (9) through round pin axle (13), the lower part of lateral part backup pad (10) pass through fixing bolt (15) and connect on connecting plate (14), lateral part backup pad (10) be bow-shaped, the centre of lateral part backup pad (10) fluted, the opening of recess is inside towards the coaster, the opening orientation of the recess of two lateral part backup pads (10) about is relative. The groove of the lateral supporting plate (10) is positioned between the primary paying-off wheel (2) and the secondary paying-off wheel (4). Stiffening ribs (11) are welded at the corners outside the grooves of the lateral supporting plates (10).
The three-level paying-off wheel (6) is installed in the middle of the three-level fixing rod (5) through the three-level fixing rod (5), the three-level fixing rod (5) is connected into the groove of the side supporting plate (10), and the three-level paying-off wheel (6) can freely rotate around the three-level fixing rod (5).
The bottom connecting device (12) is welded with the connecting plate (10).
And two ends of the upper reinforcing plate (9) are welded with two ends of the reinforcing plate (8).
The bottom connecting device (12) comprises: u-shaped connecting piece (12.1), welding nut (12.2), screw rod (12.3).
The outer side of the upper part of the U-shaped connecting piece (12.1) is welded with the lower part of the connecting plate (14). Welding nuts (12.2) are welded on the outer sides of the upper part and the lower part of the U-shaped connecting piece (12.1).
And a bolt hole is processed in the U-shaped connecting piece (12.1) corresponding to the hole of the welding nut (12.2), the bolt hole is aligned with the hole of the welding nut (12.2), and the inner diameter of the bolt hole is the same as that of the hole of the welding nut (12.2).
The screw rod (12.3) is provided with threads and is connected with the welding screw cap (12.2).
The reinforcing plate (8) and the upper reinforcing plate (9) are of an integrally formed structure, the lateral supporting plate (10) and the stiffening rib (11) are of an integrally formed structure, and the U-shaped connecting piece (12.1), the connecting plate (14) and the welding nut (12.2) are of an integrally formed structure.
The reinforcing plate (12) is positioned at the upper part of the lateral support plate (10), and is hinged with the lateral support plate (10) through a pin shaft (13) in the middle of the left lateral support plate and the right lateral support plate (10).
A unwrapping wire coaster that is used for ground wire cross arm to hang transmission tower ground wire exhibition that point up and puts can hang in ground wire support below through couple (7), also can connect on the transmission tower through bottom connecting device (12). Specifically, one limb of the angle steel power transmission tower material can be extended into the U-shaped connecting piece (12.1), and the paying-off tackle can be installed on the power transmission tower by screwing the screw (12.3) through the bolt hole of the power transmission tower.
A paying-off tackle for spreading the ground wires of a power transmission tower with upward ground wire cross arm hanging points can separate all parts when being transported and carried, so that the space and the volume can be saved, the tackle can be prevented from being damaged to the maximum extent, all parts can be assembled in sequence during specific installation, and an assembly method is adopted, so that the paying-off tackle is very efficient.
The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention.
Claims (8)
1. The utility model provides a unwrapping wire coaster that is used for transmission tower ground wire exhibition that ground wire cross arm hanging point up to put which characterized in that includes: the device comprises a first-stage fixing rod, a first-stage paying-off wheel, a second-stage fixing rod, a second-stage paying-off wheel, a third-stage fixing rod, a third-stage paying-off wheel, a hook device, a movable locking plate, a spring, a reinforcing plate, an upper reinforcing plate, a side supporting plate, a stiffening rib, a bottom connecting device, a U-shaped connecting piece, a welding nut, a screw, a pin shaft, a connecting plate, a fixing bolt and a blocking piece; the upper part of the side supporting plate is hinged to the upper reinforcing plate through a pin shaft, the lower part of the side supporting plate is connected to the connecting plate through a fixing bolt, the side supporting plate is arched, a groove is formed in the middle of the side supporting plate, the opening of the groove faces the interior of the pulley, and the openings of the grooves of the left side supporting plate and the right side supporting plate face opposite; the groove of the side supporting plate is positioned between the primary paying-off wheel and the secondary paying-off wheel; stiffening ribs are welded at the corners of the outer sides of the grooves of the lateral supporting plates; the three-level paying-off wheel is mounted in the middle of the three-level fixing rod through the three-level fixing rod, the three-level fixing rod is connected into the groove of the side supporting plate, and the three-level paying-off wheel can freely rotate around the three-level fixing rod.
2. The pay-off trolley for spreading the ground wire of the power transmission tower with the upward ground wire cross arm hanging point as claimed in claim 1, wherein the primary fixing rod is connected to the upper part of the inner side between the side supporting plates, the primary pay-off wheel is installed at the middle position of the primary fixing rod through the primary fixing rod, and the primary pay-off wheel can freely rotate around the primary fixing rod.
3. The pay-off trolley for spreading the ground wire of the power transmission tower with the upward ground wire cross-arm hanging point as claimed in claim 1, wherein the hooking device comprises a movable locking plate, a spring and a blocking piece, the hooking device is installed at the middle position of the upper reinforcing plate, a bolt hole is formed at the middle position of the upper reinforcing plate, the lower part of the hooking device passes through the bolt hole and can freely rotate in the bolt hole, two blocking pieces are connected to the lower part of the hooking device, the blocking pieces can ensure the effective connection between the hooking device and the upper reinforcing plate, the spring is welded to the inner lower parts of the hooking device and the movable locking plate, one end of the movable locking plate is hinged with the hooking device, and the other end of the movable locking plate can freely rotate around the hinge point at one end in the plane of the hooking device.
4. The pay-off trolley for ground wire extension of a transmission tower with an upward ground wire cross-arm hanging point as claimed in claim 1, wherein the secondary pay-off reel is mounted at a middle position of the secondary fixing bar by a secondary fixing bar, the secondary fixing bar is connected to a lower inner portion between the side supporting plates, and the secondary pay-off reel is freely rotatable around the secondary fixing bar.
5. The payoff trolley for ground wire placement in a power transmission tower with its ground wire cross arm hanging point up as claimed in claim 1 wherein said bottom connecting means comprises: u-shaped connecting pieces, welding screw caps and screws; the outer side of the upper part of the U-shaped connecting piece is welded with the lower part of the connecting plate, and welding nuts are welded on the outer sides of the upper part and the lower part of the U-shaped connecting piece; a bolt hole is processed on the U-shaped connecting piece corresponding to the welding nut hole, the bolt hole is aligned with the welding nut hole, and the inner diameter of the bolt hole is the same as that of the welding nut hole; the screw rod is provided with threads and is connected with the welding nut.
6. The pay-off trolley for spreading the ground wire of the power transmission tower with the upward ground wire cross arm hanging point as claimed in claim 1, wherein the reinforcing plate and the upper reinforcing plate are of an integrally formed structure, the side supporting plate and the reinforcing rib are of an integrally formed structure, and the U-shaped connecting member, the connecting plate and the welding nut are of an integrally formed structure.
7. The payoff trolley for ground wire placement of a transmission tower with its ground wire cross arm hanging point up as claimed in claim 1, wherein said side support plates are detachable and rotatable.
8. The pay-off trolley for the ground wire placement of the transmission tower with the upward ground wire cross arm hanging point as claimed in claim 1, wherein the pay-off trolley for the ground wire placement of the transmission tower with the upward ground wire cross arm hanging point can be hung below the ground wire bracket through a hook device and can also be connected to the transmission tower through a bottom connecting device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120701272.XU CN215497976U (en) | 2021-04-07 | 2021-04-07 | A unwrapping wire coaster that is used for ground wire cross arm to hang transmission tower ground wire exhibition that point up |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120701272.XU CN215497976U (en) | 2021-04-07 | 2021-04-07 | A unwrapping wire coaster that is used for ground wire cross arm to hang transmission tower ground wire exhibition that point up |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215497976U true CN215497976U (en) | 2022-01-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120701272.XU Active CN215497976U (en) | 2021-04-07 | 2021-04-07 | A unwrapping wire coaster that is used for ground wire cross arm to hang transmission tower ground wire exhibition that point up |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215497976U (en) |
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2021
- 2021-04-07 CN CN202120701272.XU patent/CN215497976U/en active Active
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