CN109742679B - Hardware string handrail device for ultra-high voltage transmission line - Google Patents
Hardware string handrail device for ultra-high voltage transmission line Download PDFInfo
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- CN109742679B CN109742679B CN201811572007.5A CN201811572007A CN109742679B CN 109742679 B CN109742679 B CN 109742679B CN 201811572007 A CN201811572007 A CN 201811572007A CN 109742679 B CN109742679 B CN 109742679B
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 14
- 238000009434 installation Methods 0.000 claims description 6
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 230000009471 action Effects 0.000 description 12
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 5
- 239000010931 gold Substances 0.000 description 5
- 229910052737 gold Inorganic materials 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 239000012212 insulator Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The invention provides a hardware fitting string hand device for an extra-high voltage transmission line, which comprises a cross arm, a yoke plate and a hardware fitting string, wherein the hardware fitting string is connected between the cross arm and the yoke plate, the hardware fitting string hand device comprises a fixing piece fixed on the yoke plate and an operating rod for connecting the fixing piece and the cross arm, the fixing piece comprises a fixing body, a containing groove arranged on the fixing body and used for inserting the yoke plate and a pressing plate extending into the containing groove, the pressing plate is rotationally connected with the fixing body to press or loosen the yoke plate, the hardware fitting string hand device further comprises a tightening belt with variable length, one end of the tightening belt is connected with the pressing plate, the other end of the tightening belt is connected with the cross arm, the tightening belt tightens and drives the pressing plate to press the yoke plate, an operator can hand the tightening belt to pass through the hardware fitting string, so that the entering and exiting hardware fitting string is safer, and meanwhile, the hardware fitting string hand device is more convenient to carry due to the small containing space required by the tightening belt.
Description
Technical Field
The invention relates to the technical field of hand-held devices, in particular to a hardware string hand-held device for an extra-high voltage transmission line.
Background
The ultra-high voltage transmission line refers to a voltage class transmission line of direct current of +/-800 kilovolts or more and alternating current of 1000 kilovolts or more. In recent years, ultra-high voltage transmission lines are rapidly developed, and in order to ensure safe and stable operation of the ultra-high voltage transmission lines, maintenance work is often required for hardware fittings, insulators, wires and the like, and when a maintenance tower is a tension tower, operators are required to enter the wire parts after passing through the hardware fittings and insulators on the cross arm side. The cross arm side hardware fitting of the tension pole tower of the extra-high voltage circuit is generally designed to be longer, the transverse distance between two strings of hardware fittings is larger, and an operator does not have an impetus point capable of being held in the process of outputting the hardware fitting strings, so that the operation difficulty is larger and the safety of the operator cannot be guaranteed.
Disclosure of Invention
The invention aims to provide a hardware string hand-held device which is used for an ultra-high voltage transmission line and is convenient to carry.
In order to achieve the above purpose, the invention adopts the following technical scheme: the utility model provides a gold utensil cluster hand device for extra-high voltage transmission line, extra-high voltage transmission line includes cross arm, yoke plate and gold utensil cluster, and the gold utensil cluster is connected between cross arm and yoke plate, and gold utensil cluster hand device is including being fixed in the mounting on the yoke plate and connecting the mount and the action bars of cross arm, wherein, the mount includes fixed body, locates on the fixed body and supplies yoke plate male holding tank and stretches into the clamp plate in the holding tank, and the clamp plate rotates with fixed body to be connected in order to compress tightly or loosen the yoke plate, and gold utensil cluster hand device still includes the changeable tightening strap of length, and the one end of tightening strap is connected with the clamp plate, and the other end is connected with the cross arm, tightens up the strap and drives the clamp plate and rotate so that the clamp plate compresses tightly the yoke plate.
Further, a reset spring is connected between the pressing plate and the fixed body, the tightening belt is loosened, and the reset spring drives the pressing plate to rotate in the opposite direction so that the pressing plate loosens the yoke plate.
Further, the tightening strap is provided with a tightening handle for tightening or loosening the tightening strap.
Further, one end of the operating rod far away from the fixing piece is provided with a connecting piece, the connecting piece comprises a first connecting piece fixed on the operating rod and a second connecting piece fixed on the cross arm, and an adjusting piece capable of adjusting the angle between the first connecting piece and the second connecting piece is arranged between the first connecting piece and the second connecting piece.
Further, the first connecting piece comprises two semi-annular fixed sleeves, the two fixed sleeves are matched to form an installation cavity, and a fastening knob for fixing the operating rod in the installation cavity is arranged between the two fixed sleeves.
Further, the second connecting piece comprises a connecting body, a groove which is arranged on the connecting body and used for the cross arm to be inserted in, and a clamping knob which is used for fixing the cross arm in the groove.
Further, the adjusting piece comprises a first connecting rod and a second connecting rod, and the first connecting rod is rotationally connected with the second connecting rod.
Further, the fixing piece is rotatably connected with the operating rod, and a limiting piece for limiting the rotating position of the operating rod is arranged on the fixing piece.
Further, the operating rod is a telescopic rod.
Further, an anti-slip pad is arranged in the accommodating groove.
After the technical scheme is adopted, the invention has the following advantages:
1. the hand device is fixed on the yoke plate through the fixing piece, and one ends of the operating rod and the tightening belt, which are far away from the fixing piece, are fixed on the cross arm, so that the operating rod and the tightening belt are matched with the cross arm and the yoke plate to form a triangle, and the hand device is stable and reliable to use; the operator can hold the tightening strap with the hardware string, so that the entering and exiting of the hardware string is safer, and meanwhile, the normal use of the hardware string holding device cannot be influenced by the force of the hand on the tightening strap, and the pressing plate can be further ensured to press the yoke plate, so that the device is more reliable to use; the connecting plate is pressed or loosened by the pressing plate, and the pressing plate rotates to press the connecting plate when the tightening belt is tightened, so that the connection between the fixing piece and the connecting plate is simple and reliable, and the connecting plate can be conveniently disassembled without using tools; meanwhile, the containing space required by the tightening belt is smaller, so that the hardware string hand-held device is more convenient to carry.
2. Through setting up reset spring for after loosening and tightening up the area, the clamp plate is automatic to the reverse direction rotation and loosen the yoke plate, cooperation between yoke plate and the mounting can be very conveniently separately, and it is more convenient to use.
3. By arranging the tightening handle, the length of the tightening belt can be shortened or lengthened by shaking the tightening handle, so that the tightening or loosening operation of the tightening belt is simpler and more convenient.
4. The angle between the first connecting piece and the second connecting piece is adjustable through setting up the regulating part, and then the connection of the operating lever and the cross arm is more convenient, and the angle factor is not required to be considered.
Drawings
The invention is further described below with reference to the accompanying drawings:
fig. 1 is a schematic structural diagram of the hardware string handrail device of the invention.
Fig. 2 is a schematic structural view of another angle of the hardware string handrail device according to the present invention.
Fig. 3 is a schematic structural view of a fixing member in the hardware string handrail device of the present invention.
Fig. 4 is a schematic structural view of a tightening strap in the hardware string handrail device of the present invention.
Fig. 5 is a schematic structural diagram of an operating rod in the hardware string handrail device of the invention.
Fig. 6 is a schematic structural diagram of a connecting member in the hardware string handrail device according to the present invention.
The names of the components marked in the figure are as follows:
1. a fixing member; 11. a fixed body; 111. a receiving groove; 12. a pressing plate; 13. a return spring; 2. an operation lever; 3. a connecting piece; 31. a first connector; 311. a fixed sleeve; 312. fastening a knob; 32. a second connector; 321. a connection body; 322. a groove; 323. a clamping knob; 3231. a clamping plate; 33. an adjusting member; 331. a first link; 332. a second link; 4. tightening the belt; 41. tightening the handle.
Detailed Description
The invention will be further described with reference to the drawings and the specific examples. It is to be understood that the terms "upper," "lower," "left," "right," "longitudinal," "transverse," "inner," "outer," "vertical," "horizontal," "top," "bottom," and the like, as used herein, are merely based on the orientation or positional relationship shown in the drawings and are merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the devices/elements referred to must have or be configured and operated in a particular orientation and therefore should not be construed as limiting the invention.
As shown in fig. 1 to 6, the present invention provides a hardware string holding device for an extra-high voltage transmission line, the extra-high voltage transmission line includes a cross arm, a yoke and a hardware string, the hardware string is connected between the cross arm and the yoke, the hardware string holding device includes a fixing member 1 fixed on the yoke and an operation rod 2 connecting the fixing member 1 and the cross arm, the fixing member 1 includes a fixing body 11, a receiving slot 111 provided on the fixing body 11 and into which the yoke is inserted, and a pressing plate 12 extending into the receiving slot 111, the pressing plate 12 is rotatably connected with the fixing body 11 to press or release the yoke, the hardware string holding device further includes a tightening belt 4 of variable length, one end of the tightening belt 4 is connected with the pressing plate 12, the other end is connected with the cross arm, and the tightening belt 4 tightens and drives the pressing plate 12 to rotate to press the pressing plate 12 to press the yoke. The hand device is fixed on the yoke plate through the fixing piece, and one ends of the operating rod and the tightening belt, which are far away from the fixing piece, are fixed on the cross arm, so that the operating rod and the tightening belt are matched with the cross arm and the yoke plate to form a triangle, and the hand device is stable and reliable to use; the operator can hold the tightening strap with the hardware string, so that the entering and exiting of the hardware string is safer, and meanwhile, the normal use of the hardware string holding device cannot be influenced by the force of the hand on the tightening strap, and the pressing plate can be further ensured to press the yoke plate, so that the device is more reliable to use; the connecting plate is pressed or loosened by the pressing plate, and the pressing plate rotates to press the connecting plate when the tightening belt is tightened, so that the connection between the fixing piece and the connecting plate is simple and reliable, and the connecting plate can be conveniently disassembled without using tools; meanwhile, the containing space required by the tightening belt is smaller, so that the hardware string hand-held device is more convenient to carry.
In this embodiment, a return spring 13 is connected between the pressing plate 12 and the fixing body 11, the tightening belt 4 is loosened, the return spring 13 drives the pressing plate 12 to rotate in the opposite direction so that the pressing plate 12 loosens the yoke plate, and the yoke plate and the fixing piece can be conveniently separated in cooperation, so that the use is more convenient.
The tightening handle 41 for tightening or loosening the tightening belt 4 is arranged on the tightening belt 4, and the length of the tightening belt can be shortened or lengthened by shaking the tightening handle 41, so that the tightening or loosening operation of the tightening belt is simpler and more convenient. The tightening handle is a common tightening handle in the market, so the structure is not specifically described.
One end that mounting 1 was kept away from to action bars 2 is equipped with connecting piece 3, and connecting piece 3 is including being fixed in the first connecting piece 31 on action bars 2 and being fixed in the second connecting piece 32 on the cross arm, is equipped with the regulating part 33 of the angle between adjustable first connecting piece 31 and the second connecting piece 32 between first connecting piece 31 and the second connecting piece 32, makes the angle between first connecting piece and the second connecting piece adjustable through setting up the regulating part, and then makes the action bars more convenient with being connected of cross arm, need not to consider the angle factor.
Specifically, the first connecting piece 31 includes two semi-annular fixed sleeves 311, and two fixed sleeves 311 cooperate to form the installation cavity, are equipped with the fastening knob 312 that is fixed in the installation cavity with action bars 2 between two fixed sleeves 3111, after two fixed sleeves wrap the action bars, screw up the fastening knob for the cooperation of two fixed sleeves is reliable, and then makes the connection between first connecting piece and the action bars reliable. The anti-slip gasket is arranged on the inner wall of the fixed sleeve, so that the friction force between the fixed sleeve and the operating rod is increased, and the reliability of connection between the first connecting piece and the operating rod is further improved.
The second connecting piece 32 comprises a connecting body 321, a groove 322 and a clamping knob 323, wherein the groove 322 is formed in the connecting body 321, the cross arm is inserted into the groove, and the clamping knob is screwed to enable the cross arm to be fixed in the groove so as to achieve connection between the second connecting piece and the cross arm. The clamping plate 3231 is arranged at one end of the clamping knob 323 extending into the groove, so that the contact area between the clamping knob and the cross arm is increased, and the clamping of the clamping knob is more reliable.
The adjusting member 33 includes a first link 331 and a second link 332, and the first link 331 is rotatably connected to the second link 2312 such that an angle between the first link and the second link is adjustable.
The fixing piece 1 is rotatably connected with the operating rod 2, and the fixing body 11 is provided with a limiting piece for limiting the rotating position of the operating rod 2. Specifically, be equipped with the pivot on the fixed body, fixed body and action bars are rotated through the pivot and are connected, are equipped with spacing hole on the action bars and lie in the circumferencial direction of pivot, and spacing hole is equipped with a plurality of and sets up along the circumferencial direction equipartition interval of pivot, and the locating part is protruding for with spacing hole complex location, can change the angle between action bars and the mounting through selecting with the protruding complex spacing hole of location for the angle between action bars and the mounting is changeable, the action bars of being convenient for are installed with being connected of cross arm.
The operating rod 2 is a telescopic rod, so that the length of the operating rod can be adjusted, the operating rod is suitable for hardware strings with different lengths, the application range of the hardware string hand-held device is increased, and the operating rod can be contracted when being stored, so that the hardware string hand-held device is more portable.
The anti-slip gasket is arranged in the accommodating groove 111, so that friction force between the accommodating groove and the yoke plate is increased, the cooperation between the fixing body and the yoke plate is more reliable, and the use safety of the hardware string hand device is improved.
In addition to the above preferred embodiments, the present invention has other embodiments, and various changes and modifications may be made by those skilled in the art without departing from the spirit of the invention, which is defined in the appended claims.
Claims (8)
1. The hardware fitting serial hand device for the ultra-high voltage transmission line comprises a cross arm, a connecting plate and a hardware fitting serial, wherein the hardware fitting serial is connected between the cross arm and the connecting plate, the hardware fitting serial hand device comprises a fixing piece fixed on the connecting plate and an operating rod for connecting the fixing piece and the cross arm, and is characterized in that the fixing piece comprises a fixing body, a containing groove which is arranged on the fixing body and is used for inserting the connecting plate, and a pressing plate which stretches into the containing groove, the pressing plate is rotationally connected with the fixing body to press or loosen the connecting plate, the hardware fitting serial hand device further comprises a tightening belt with variable length, one end of the tightening belt is connected with the pressing plate, the other end of the tightening belt is connected with the cross arm, the tightening belt tightens up and drives the pressing plate to press the connecting plate, one end of the operating rod away from the fixing piece is provided with a connecting piece, the connecting piece comprises a first connecting piece fixed on the operating rod and a second connecting piece fixed on the cross arm, an adjusting piece capable of adjusting an angle between the first connecting piece and the second connecting piece is arranged between the first connecting piece and the second connecting piece, a reset spring is connected between the pressing plate and the fixing body to loosen the pressing plate, and the pressing plate is rotationally driven by the reset spring to reversely rotate the pressing plate.
2. The hardware string handrail device of claim 1, wherein the tightening strap is provided with a tightening handle for tightening or loosening the tightening strap.
3. The hardware string handrail device of claim 1, wherein the first connecting piece comprises two semi-annular fixing sleeves, the two fixing sleeves are matched to form an installation cavity, and a fastening knob for fixing the operating rod in the installation cavity is arranged between the two fixing sleeves.
4. The hardware string armrest device of claim 1, wherein the second connector comprises a connector body, a groove provided on the connector body for insertion of the cross arm, and a clamping knob for fixing the cross arm in the groove.
5. The hardware string armrest device of claim 1, wherein the adjustment member comprises a first link and a second link, the first link being rotatably coupled to the second link.
6. The hardware string handrail device of claim 1, wherein the fixing member is rotatably connected to the operation rod, and a limiting member for limiting the rotation position of the operation rod is provided on the fixing member.
7. The hardware string armrest apparatus according to any one of claims 1 to 6, wherein the operating lever is a telescopic lever.
8. The hardware string hand-held device according to any one of claims 1 to 6, wherein a slip-resistant pad is provided in the receiving groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811572007.5A CN109742679B (en) | 2018-12-21 | 2018-12-21 | Hardware string handrail device for ultra-high voltage transmission line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811572007.5A CN109742679B (en) | 2018-12-21 | 2018-12-21 | Hardware string handrail device for ultra-high voltage transmission line |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109742679A CN109742679A (en) | 2019-05-10 |
| CN109742679B true CN109742679B (en) | 2024-03-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811572007.5A Active CN109742679B (en) | 2018-12-21 | 2018-12-21 | Hardware string handrail device for ultra-high voltage transmission line |
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| Country | Link |
|---|---|
| CN (1) | CN109742679B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015078279A1 (en) * | 2013-11-27 | 2015-06-04 | 国家电网公司 | Live overhaul process for ±800 kv ultra-high voltage dc power transmission line |
| CN107171249A (en) * | 2017-06-30 | 2017-09-15 | 国网福建省电力有限公司 | The mounting structure and replacement operation method of a kind of duplex strain insulator string |
| CN108808553A (en) * | 2018-06-25 | 2018-11-13 | 国网浙江省电力有限公司检修分公司 | A kind of hand steered device of UHVDC Transmission Lines hardware string |
| CN209461917U (en) * | 2018-12-21 | 2019-10-01 | 国网浙江省电力有限公司杭州供电公司 | A kind of hand steered device of portable hardware string |
-
2018
- 2018-12-21 CN CN201811572007.5A patent/CN109742679B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015078279A1 (en) * | 2013-11-27 | 2015-06-04 | 国家电网公司 | Live overhaul process for ±800 kv ultra-high voltage dc power transmission line |
| CN107171249A (en) * | 2017-06-30 | 2017-09-15 | 国网福建省电力有限公司 | The mounting structure and replacement operation method of a kind of duplex strain insulator string |
| CN108808553A (en) * | 2018-06-25 | 2018-11-13 | 国网浙江省电力有限公司检修分公司 | A kind of hand steered device of UHVDC Transmission Lines hardware string |
| CN209461917U (en) * | 2018-12-21 | 2019-10-01 | 国网浙江省电力有限公司杭州供电公司 | A kind of hand steered device of portable hardware string |
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| Publication number | Publication date |
|---|---|
| CN109742679A (en) | 2019-05-10 |
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