CN109659854B - A drainage line fixing device for distribution lines live working - Google Patents
A drainage line fixing device for distribution lines live working Download PDFInfo
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- CN109659854B CN109659854B CN201811333090.0A CN201811333090A CN109659854B CN 109659854 B CN109659854 B CN 109659854B CN 201811333090 A CN201811333090 A CN 201811333090A CN 109659854 B CN109659854 B CN 109659854B
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- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000005452 bending Methods 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
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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
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
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Abstract
The invention discloses a drainage wire fixing device for distribution line live working, which belongs to the technical field of electric power operation auxiliary equipment and comprises a lock rod and a lock head, wherein the lock head comprises a clamping seat, a chuck and a pressing clamp, the chuck is arranged on the clamping seat through the pressing clamp, the chuck comprises a first clamping block, a second clamping block, a positioning spring and a positioning bolt, the first clamping block and the second clamping block are connected together, the positioning bolt penetrates through the first clamping block and the second clamping block, the positioning spring is sleeved on the positioning bolt, two ends of the positioning spring respectively abut against the first clamping block and the second clamping block, the positioning spring is in a compressed state, and a positioning nut is screwed on the end part of the positioning bolt, which extends out of the first clamping block and the second clamping block. When adjusting set nut, positioning spring's flexible state changes, borrows this to adjust the relative position of first clamp splice and second clamp splice to the opening size of double-layered groove is gone up in the regulation, is convenient for adjust the size of double-layered groove according to the specific model of drainage wire, is favorable to the better purpose of realizing effectively fixing the drainage wire at live working in-process.
Description
Technical Field
The invention relates to the technical field of electric power operation auxiliary equipment, in particular to a drainage wire fixing device for live-wire work of a distribution line.
Background
At present, when equipment on a pole is replaced in an electrified mode or a lead wire is disconnected or connected in an uninterrupted mode in 10kV distribution line maintenance in China, in order to control the lead wire and avoid faults such as interphase short circuit or grounding, generally, the lead wire is fixed by adopting an insulating rope after grounding bodies such as a pole tower or a cross arm are insulated and shielded, and the lead wire can be fixed while the safety distance between the lead wire and a main lead wire is ensured. When adopting insulating rope fixed drainage wire, need hang on insulating lead wire after the drainage wire forced bending, not only need use a large amount of apparatus that shield in the operation, and factor of safety is low, operating strength is big, and forced bending drainage wire still probably causes the damage to the drainage wire, in addition, if the drainage wire only hangs and puts on insulating lead wire, the drainage wire drops from insulating lead wire easily, influences live working's security greatly. When carrying out live working, operating personnel can lead to the inconvenience of action owing to dressed the insulating protection apparatus, and operating personnel can't nimble, quick completion utilizes insulating rope to carry out the action of ligature fixed to the drainage wire at the operation in-process, and the operation degree of difficulty is big, and the operation is dangerous high.
Disclosure of Invention
In order to overcome the defects and shortcomings in the prior art, the invention provides a drainage wire fixing device for distribution line hot-line work, which is convenient for quickly fixing a drainage wire.
In order to achieve the technical purpose, the drainage wire fixing device for the live working of the distribution line comprises a lock rod and a lock head, wherein the lock head is connected to the lower part of the lock rod, the top end of the lock rod is provided with a hanging structure, the bottom end of the lock rod is provided with a handle, the lock head comprises a clamp seat, a chuck and a pressing clamp, the chuck is arranged on the clamp seat through the pressing clamp, the clamp seat is provided with a lower clamp groove, the chuck is provided with an upper clamp groove, the drainage wire is clamped through the matching of the upper clamping groove and the lower clamping groove, the chuck comprises a first clamping block, a second clamping block, a positioning spring and a positioning bolt, the first clamping block and the second clamping block are connected together, the positioning bolt penetrates through the first clamping block and the second clamping block, the positioning spring is sleeved on the positioning bolt, two ends of the positioning spring respectively abut against the first clamping block and the second clamping block, the positioning spring is in a compression state, and a positioning nut is screwed on the end part of the positioning bolt, which extends out of the first clamping block and/or the second clamping block.
Preferably, the first clamping block is provided with a first shaft hole for the positioning bolt to pass through, the second clamping block is provided with a second shaft hole for the positioning bolt to pass through, and the positioning bolt is arranged on the first clamping block and the second clamping block in a penetrating manner through matching with the first shaft hole and the second shaft hole.
Preferably, a first concave hole for inserting the positioning spring is formed in one side, facing the second clamping block, of the first clamping block, and the central axis of the first concave hole is overlapped with the central axis of the first shaft hole; and a second concave hole for inserting the positioning spring is formed in one side of the second clamping block facing the first clamping block, and the central axis of the second concave hole coincides with the central axis of the second shaft hole.
Preferably, the first clamping block and the second clamping block are connected together through a rivet, the top of the first clamping block is hinged with a first connecting sheet, the top of the second clamping block is hinged with a second connecting sheet, the first connecting sheet is provided with a first riveting hole for a rivet to pass through, and the second connecting sheet is provided with a second riveting hole for the rivet to pass through.
Preferably, the compressing clamp comprises a fixed seat, a pressing rod, a connecting rod and a handle, the fixed seat is fixed on the clamping seat, the pressing rod and the connecting rod can be rotatably arranged on the fixed seat, the handle is simultaneously and rotatably connected with the pressing rod and the connecting rod, and the chuck is connected with the pressing rod.
Preferably, the chuck is connected to the pressure lever through a connecting bolt and a connecting nut, the connecting bolt penetrates through the pressure lever, one end of the connecting bolt is fixedly connected to the chuck, and the connecting nut is screwed on the connecting bolt for fixing the connecting bolt.
Preferably, the clamping seat is provided with a locking ring for locking the pressing rod, and the pressing rod is provided with a limiting groove for the locking ring to be clamped in.
Preferably, the clamping seat is provided with a warning lamp, a storage battery and a button switch, the button switch is arranged on the inner wall of the lower clamping groove, and the button switch is positioned on the circuit electrically connected with the storage battery through the warning lamp.
Preferably, hang and put the structure including couple and clamping bar, the couple is fixed in the top of locking lever, and in the locking lever was worn to locate by the clamping bar, the top of clamping bar stretched out the locking lever and be equipped with couple complex clamping piece, the bottom of clamping bar was equipped with the fixture block, was equipped with the spout that supplies the fixture block to stretch out on hand, the inside clamping spring that is equipped with of handle, clamping spring's one end location setting, the other end contact in the clamping bar.
Preferably, the lower part of the lock rod is provided with a fixing column which is formed in a protruding mode, the clamping seat is provided with a fixing hole matched with the fixing column, and the clamping seat is connected to the lock rod through the matching of the fixing hole and the fixing column.
After the technical scheme is adopted, the invention has the following advantages:
1. the drainage wire fixing device for distribution line live working provided by the invention provides a fixing device capable of quickly and effectively fixing the drainage wire in the live working process, the drainage wire is clamped through the lock head, and the drainage wire is hung on the insulated drainage wire through the hanging structure, so that the fixing firmness of the drainage wire is ensured while the fixing difficulty of the drainage wire is reduced, the operation risk caused by the drainage wire falling off from the insulated drainage wire in the working process is avoided, and the working safety is improved. In addition, after the fixing device is adopted, the drainage wire does not need to be forcibly bent, and the damage to the drainage wire caused by forced bending is favorably avoided.
Set up positioning spring between the first clamp splice of chuck and the second clamp splice, when adjusting set nut, positioning spring's flexible state changes, borrows this relative position of adjusting first clamp splice and second clamp splice to the opening size of double-layered groove is gone up in the regulation, is convenient for adjust the size of double-layered groove according to the specific model of drainage wire, is favorable to the better purpose of realizing effectively fixing the drainage wire at live working in-process.
2. The chuck passes through connecting bolt and coupling nut to be connected in the depression bar, is convenient for adjust the chuck for the concrete position of depression bar according to the concrete model of drainage wire, is favorable to further better realization at the mesh of live working in-process effectively fixed drainage wire.
3. Set up the catch on the holder, when the chuck pressed down the effect of pressing from both sides tightly the drainage wire with the holder cooperation, can overlap the catch on the depression bar, avoid the depression bar not hard up condition that leads to the drainage wire pine to take off at the live working in-process, further guarantee the fixed stability of drainage wire to further guarantee live working's security.
4. When the chuck and the holder cooperation are pressed from both sides tight drainage wire, button switch pressurized switch-on warning light electricity is connected in the circuit of battery, and warning light circular telegram work plays the warning effect, reminds the operation personnel to notice that the drainage wire is electrified, further guarantees live working's security.
5. The clamping piece can be matched with the hook under the action of the clamping spring to enable the fixing device to be stably hung on the insulated lead wire, so that the position of the insulated lead wire is kept fixed in the operation process, and the safety of hot-line work is further guaranteed.
Drawings
FIG. 1 is a general view of a drainage wire fixing device according to an embodiment of the present invention;
FIG. 2 is a schematic view of a clamping head in a drainage wire fixing device according to an embodiment of the present invention;
FIG. 3 is an exploded view of a cartridge in a drainage wire fixing device according to an embodiment of the present invention;
FIG. 4 is a schematic view of a pinch clamp in a drainage wire fixing device according to an embodiment of the present invention;
FIG. 5 is a schematic circuit diagram of a warning light and a battery in the drainage wire fixing device according to an embodiment of the invention;
FIG. 6 is a schematic view of a locking lever in the drainage wire fixing device according to an embodiment of the present invention.
In the figure, 100-lock rod, 110-handle, 111-sliding groove, 120-fixed column, 130-end cover, 200-clamping seat, 201-lower clamping groove, 210-locking ring, 300-clamping head, 301-upper clamping groove, 310-first clamping block, 311-first shaft hole, 312-first concave hole, 313-first connecting piece, 314-first riveting hole, 315-connecting piece, 320-second clamping block, 321-second shaft hole, 322-second concave hole, 323-second connecting piece, 324-second riveting hole, 330-positioning spring, 340-positioning bolt, 350-positioning nut, 360-rivet, 400-pressing clamp, 410-fixed seat, 420-pressing rod, 421-limiting groove, 430-connecting rod, 440-handle, 500-hanging structure, 510-hook, 520-clamping rod, 521-clamping piece, 522-clamping block, 523-limiting ring, 530-clamping spring, 610-connecting bolt, 620-connecting nut, 710-warning lamp, 720-storage battery and 730-button switch.
Detailed Description
The invention is further described with reference to the following figures and specific examples. It is to be understood that the following terms "upper," "lower," "left," "right," "longitudinal," "lateral," "inner," "outer," "vertical," "horizontal," "top," "bottom," and the like are used merely to indicate an orientation or positional relationship relative to one another as illustrated in the drawings, merely to facilitate describing and simplifying the invention, and are not intended to indicate or imply that the device/component so referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore are not to be considered limiting of the invention.
Example one
As shown in fig. 1, 2 and 3, a drainage wire fixing device for hot-line work of a distribution line according to an embodiment of the present invention includes a lock rod 100 and a lock head, the lock head is connected to a lower portion of the lock rod 100, a hanging structure 500 is disposed at a top end of the lock rod 100, and a handle 110 is disposed at a bottom end of the lock rod 100. The tapered end includes holder 200, chuck 300 and compresses tightly and press from both sides 400, and chuck 300 is equipped with down on the holder 200 through compressing tightly pressing from both sides the clamp 400 and pressing from both sides groove 201 on the holder 200, is equipped with on the chuck 300 and presss from both sides groove 301, presss from both sides the cooperation of groove 301 and lower clamp groove 201 and presss from both sides the tight drainage wire through last clamp groove 301. The chuck 300 comprises a first clamping block 310, a second clamping block 320, a positioning spring 330 and a positioning bolt 340, wherein the first clamping block 310 and the second clamping block 320 are connected together, the positioning bolt 340 penetrates through the first clamping block 310 and the second clamping block 320, the positioning spring 330 is sleeved on the positioning bolt 340, two ends of the positioning spring 330 respectively abut against the first clamping block 310 and the second clamping block 320, the positioning spring 330 is in a compressed state, and a positioning nut 350 is screwed on the end part of the positioning bolt 340 extending out of the first clamping block 310 and the second clamping block 320.
The drainage wire is clamped through the lock head, and hung on the insulating lead wire through the hanging structure, so that the fixing fastness of the drainage wire is guaranteed while the fixing difficulty of the drainage wire is reduced, the operation risk caused by the drainage wire falling off from the insulating lead wire in the operation process is avoided, and the operation safety is improved. In addition, after the fixing device is adopted, the drainage wire does not need to be forcibly bent, and the damage to the drainage wire caused by forced bending is favorably avoided. When adjusting set nut, positioning spring's flexible state changes, borrows this to adjust the relative position of first clamp splice and second clamp splice to the opening size of double-layered groove is gone up in the regulation, is convenient for adjust the size of double-layered groove according to the specific model of drainage wire, is favorable to the better purpose of realizing effectively fixing the drainage wire at live working in-process.
In this embodiment, the first clamping block 310 and the second clamping block 320 are both provided with arc-shaped openings, and the arc-shaped openings on the two clamping blocks are combined to form the upper clamping groove 301. The first clamping block 310 is provided with a first shaft hole 311 for the positioning bolt 340 to pass through, the second clamping block 320 is provided with a second shaft hole 321 for the positioning bolt 340 to pass through, and the positioning bolt 340 is arranged on the first clamping block 310 and the second clamping block 320 in a penetrating manner through matching with the first shaft hole 311 and the second shaft hole 321. In order to enable the first clamping block and the second clamping block to expand and enlarge the upper clamping groove under the action of the positioning spring, the diameters of the first shaft hole 311 and the second shaft hole 321 are both larger than the outer diameter of the positioning bolt 340.
The first clamping block 310 is provided with a first concave hole 312 for accommodating the positioning spring 330 on one side facing the second clamping block 320, and the central axis of the first concave hole 312 coincides with the central axis of the first shaft hole 311. The second clamping block 320 is provided with a second concave hole 322 for accommodating the positioning spring 330 on a side facing the first clamping block 310, and a central axis of the second concave hole 322 coincides with a central axis of the second shaft hole 321. One end of the positioning spring 330 abuts against the bottom wall of the first concave hole 312, the other end abuts against the bottom wall of the second concave hole 322, and the positioning nuts 350 are screwed on the end portions of the positioning bolts 340 extending out of the first clamping block 310 and the end portions of the positioning bolts extending out of the second clamping block 320.
The first clamping block 310 and the second clamping block 320 are connected together through a rivet 360, the top of the first clamping block 310 is hinged with a first connecting sheet 313, the top of the second clamping block 320 is hinged with a second connecting sheet 323, the first connecting sheet 313 is provided with a first riveting hole 314 for the rivet 360 to pass through, the second connecting sheet 323 is provided with a second riveting hole 324 for the rivet 360 to pass through, and the rivet passes through the first riveting hole and the second riveting hole to realize the connection of the first clamping block and the second clamping block. In order to be coupled with the compression clip 400, the top of the first coupling piece 313 is provided with a coupling block 315.
Referring to fig. 4, the pressing clip 400 includes a fixing base 410, a pressing rod 420, a connecting rod 430 and a handle 440, the fixing base 410 is fixed on the clip base 200 by screws, both the pressing rod 420 and the connecting rod 430 can be rotatably disposed on the fixing base 410, the handle 440 is rotatably connected to both the pressing rod 420 and the connecting rod 430, and the clip 300 is connected to the pressing rod 420. The pressing clamp is a horizontal pressing clamp, and when the handle 440 drives the pressing rod 420 to rotate to the horizontal, the pressing rod drives the chuck 300 to cooperate with the holder 200 to clamp the drainage wire.
In this embodiment, the clamping head 300 is connected to the pressing rod 420 through a connecting bolt 610 and a connecting nut 620, the connecting bolt 610 is inserted into the pressing rod 420, the bottom end of the connecting bolt 610 is fixedly connected to the connecting block 315, and two connecting nuts 620 are provided and are respectively screwed on two ends of the connecting bolt 610. The connecting bolt 610 is fixedly connected with the pressure lever 420 through the two connecting nuts 620, and the size of the matching of the upper clamping groove 301 and the lower clamping groove 201 can be conveniently adjusted through adjusting the connecting bolt 610 according to the specific type of the drainage wire.
In order to lock the compression clamp 400 and avoid the situation that the drainage wire is loosened due to looseness of the compression rod 420 in the live working process, the clamping base 200 is provided with a locking ring 210 for locking the compression rod 420, the locking ring is movably arranged on the clamping base, and the compression rod 420 is provided with a limiting groove 421 for clamping the locking ring 210. When the pressing clamp 400 drives the chuck 300 to cooperate with the holder 200 to clamp the drainage wire, the lock ring 210 is rotated to buckle the pressing rod 420 and is clamped in the limiting groove 421, so that the drainage wire is prevented from loosening due to looseness of the pressing rod 420.
Referring to fig. 5, in order to warn the operator during the live working, a warning light 710, a storage battery 720 and a button switch 730 are disposed on the holder 200, the button switch 730 is disposed on the inner wall of the lower clamping groove 201, and the button switch 730 is disposed on the circuit electrically connected to the warning light 710 and the storage battery 720. When the clamping head 300 is matched with the clamping seat 200 to clamp the drainage wire, the button switch 730 is pressed to connect the warning lamp 710 electrically to the circuit of the storage battery 720, the warning lamp 710 is electrified to work, a warning effect is achieved, an operator is reminded of paying attention to the electrification of the drainage wire, and the safety of the electrification operation is guaranteed.
In this embodiment, two lower clamping grooves 201 are formed in the clamping base 200, correspondingly, the clamping head 300 is provided with two clamping clamps, the pressing clamp 400 is also provided with two clamping grooves, the button switches 730 are provided with two clamping grooves 201 and arranged in one-to-one correspondence with the lower clamping grooves, and the two button switches 730 are connected in parallel. When any one of the clamping heads 300 is matched with the clamping seat 200 to clamp the drainage wire, the warning lamp 710 works.
Referring to fig. 6, the locking lever 100 is provided at a lower portion thereof with a fixing post 120 formed in a protruding manner, the holder 200 is provided with a fixing hole matching with the fixing post 120, and the holder 200 is connected to the locking lever 100 through the fixing hole and the fixing post 120. Further, in order to ensure the connection strength, the fixing post 120 is configured as a threaded post, and the locking head is fixed relative to the locking rod 100 by a locking nut engaged with the threaded post.
The hanging structure 500 includes a hook 510 and a clamping rod 520, the hook 510 is fixed on the top end of the locking rod 100, the clamping rod 520 penetrates through the locking rod 100, the top end of the clamping rod 520 extends out of the locking rod 100 and is provided with a clamping piece 521 matched with the hook 510, the bottom end of the clamping rod 520 is provided with a clamping block 522, and the handle 110 is provided with a sliding groove 111 for the clamping block 522 to extend out. The grip 110 is provided with a clamping spring 530, and one end of the clamping spring 530 is positioned and the other end thereof contacts the clamping rod 520.
In this embodiment, the locking rod 100 is hollow, in order to limit the clamping rod 520, the top end of the locking rod 100 is connected with the end cover 130 through screw thread fit, the end cover 130 is provided with a through hole for the locking rod 100 to pass through, and the upper part of the clamping rod 520 is provided with a limiting ring 523 with an outer diameter larger than the aperture of the through hole. The clamping spring 530 is in a compressed state, the top end of the clamping spring 530 abuts against the bottom of the latch 522, and the bottom end of the clamping spring 530 abuts against the inner wall of the handle 110.
Before the live-wire work is started, the positioning nut 350 and the connecting nut 620 are adjusted according to the specific type of the drainage wire, so that the chuck 300 can be matched with the chuck 200 to clamp the drainage wire. During operation, put into lower clamp groove 201 with the drainage wire, drive clamp splice 200 through compressing tightly the clamp 400 and rotate and press from both sides tight drainage wire, press from both sides tightly the back, rotate lock ring 210 and make it cover on depression bar 420 and block in spacing groove 421, at this moment, button switch 730 closed switches on warning light 710 electricity and connects in the circuit of battery 720, and warning light 710 circular telegram work reminds the operating personnel to notice that the drainage wire is electrified. Then, a force is applied to the fixture block 522 to overcome the elasticity of the clamping spring 530 to drive the clamping rod 520 to move downwards, after the clamping rod 520 moves downwards to a certain degree, the insulating lead wire is clamped in a gap between the hook 510 and the clamping piece 521, the fixture block 522 is loosened, the clamping rod 520 automatically moves upwards under the action of the clamping spring 530, the clamping piece 521 and the hook 510 are matched to clamp the insulating lead wire, and the purpose of effectively fixing the drainage wire is achieved through the fixing device.
It will be appreciated that the latch bar 100 is an insulating latch bar.
It is understood that the cartridge 200 is an insulating cartridge.
It is understood that the first and second collets 310 and 320 of the collet 300 are insulated.
It can be understood that, for better clamping of the drainage wire, rubber pads may be adhered to the inner walls of the lower clamping groove 201 and the upper clamping groove 301, and clamping protrusions may be provided on the surfaces of the rubber pads.
It is understood that, for better fixation, a rubber pad may be adhered to the hook 510 and the clip 521, and a clamping protrusion may be provided on a surface of the rubber pad.
It should be understood that the number of the upper and lower clamp grooves 201 of the clamp holder 200 is not limited to two as described above and shown in the drawings, and may be one, or may be three, four or more, and the chucks 300 and the pressing clamps 400 are all arranged in one-to-one correspondence with the lower clamp grooves 201.
It can be understood that, in order to install the secondary battery 720, the bottom of the cartridge 200 is provided with a receiving groove for receiving the secondary battery and a cover plate for opening and closing the receiving groove.
It is understood that the positioning bolt 340 may also be a headed bolt, and in this case, only one positioning nut 350 is screwed on the positioning bolt.
It will be appreciated that the handle 110 may be attached to the bottom end of the locking rod 100 by a threaded fit, and that the handle is an insulated handle.
Other embodiments of the present invention than the preferred embodiments described above, and those skilled in the art can make various changes and modifications according to the present invention without departing from the spirit of the present invention, should fall within the scope of the present invention defined in the claims.
Claims (8)
1. A drainage wire fixing device for distribution line hot-line work comprises a lock rod and a lock head, wherein the lock head is connected to the lower portion of the lock rod, a hanging structure is arranged at the top end of the lock rod, a handle is arranged at the bottom end of the lock rod, the lock head comprises a clamp holder, a chuck and a pressing clamp, the chuck is arranged on the clamp holder through the pressing clamp, a lower clamp groove is arranged on the clamp holder, an upper clamp groove is arranged on the chuck, and a drainage wire is clamped through the matching of the upper clamp groove and the lower clamp groove, the clamping head is characterized by comprising a first clamping block, a second clamping block, a positioning spring and a positioning bolt, wherein the first clamping block and the second clamping block are connected together; the clamping seat is provided with a warning lamp, a storage battery and a button switch, the button switch is arranged on the inner wall of the lower clamping groove, and the button switch is positioned on a circuit electrically connected with the storage battery through the warning lamp; the hanging structure comprises a hook and a clamping rod, the hook is fixed on the top end of the lock rod, the clamping rod penetrates through the lock rod, the top end of the clamping rod extends out of the lock rod and is provided with a clamping piece matched with the hook, a clamping block is arranged at the bottom end of the clamping rod, a sliding groove for the clamping block to extend out is formed in the handle, a clamping spring is arranged inside the handle, and one end of the clamping spring is positioned and arranged while the other end of the clamping spring is in contact with the clamping.
2. The drainage wire fixing device of claim 1, wherein the first clamping block is provided with a first shaft hole for a positioning bolt to pass through, the second clamping block is provided with a second shaft hole for the positioning bolt to pass through, and the positioning bolt is arranged on the first clamping block and the second clamping block in a penetrating manner by matching with the first shaft hole and the second shaft hole.
3. The drainage wire fixing device according to claim 2, wherein the first clamping block is provided with a first concave hole for inserting the positioning spring at a side facing the second clamping block, and the central axis of the first concave hole is coincident with the central axis of the first shaft hole; and a second concave hole for inserting the positioning spring is formed in one side of the second clamping block facing the first clamping block, and the central axis of the second concave hole coincides with the central axis of the second shaft hole.
4. The drainage wire fixing device of claim 1, wherein the first clamping block and the second clamping block are connected together by a rivet, a first connecting piece is hinged to the top of the first clamping block, a second connecting piece is hinged to the top of the second clamping block, a first riveting hole for a rivet to pass through is formed in the first connecting piece, and a second riveting hole for a rivet to pass through is formed in the second connecting piece.
5. The drainage wire fixing device according to claim 1, wherein the pressing clamp comprises a fixing seat, a pressing rod, a connecting rod and a handle, the fixing seat is fixed on the clamping seat, the pressing rod and the connecting rod can be rotatably arranged on the fixing seat, the handle is simultaneously rotatably connected to the pressing rod and the connecting rod, and the clamping head is connected to the pressing rod.
6. The drainage wire fixing device according to claim 5, wherein the clamp is connected to the pressure lever through a connecting bolt and a connecting nut, the connecting bolt is arranged on the pressure lever in a penetrating manner, one end of the connecting bolt is fixedly connected to the clamp, and the connecting nut is screwed on the connecting bolt for fixing the connecting bolt.
7. The drainage wire fixing device according to claim 5, wherein the holder is provided with a locking ring for locking the pressing rod, and the pressing rod is provided with a limiting groove for the locking ring to be clamped into.
8. The drainage wire fixing device according to any one of claims 1 to 7, wherein a fixing post formed in a protruding manner is provided at the lower portion of the locking lever, a fixing hole matched with the fixing post is provided on the holder, and the holder is connected to the locking lever by the cooperation of the fixing hole and the fixing post.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811333090.0A CN109659854B (en) | 2018-11-09 | 2018-11-09 | A drainage line fixing device for distribution lines live working |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811333090.0A CN109659854B (en) | 2018-11-09 | 2018-11-09 | A drainage line fixing device for distribution lines live working |
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| CN109659854A CN109659854A (en) | 2019-04-19 |
| CN109659854B true CN109659854B (en) | 2020-10-27 |
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| CN201811333090.0A Active CN109659854B (en) | 2018-11-09 | 2018-11-09 | A drainage line fixing device for distribution lines live working |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110729663B (en) * | 2019-10-17 | 2021-07-20 | 周伟民 | Double-chuck primary-secondary insulating rod for live line work |
| CN112448312A (en) * | 2020-11-11 | 2021-03-05 | 国网甘肃省电力公司检修公司 | Clamp for replacing insulator at quadruple end of extra-high voltage line and using method thereof |
| CN113451983B (en) * | 2021-07-09 | 2022-08-30 | 辽宁沈鹏电力科技有限公司 | Joint anti-loosening structure for underground high-temperature and high-voltage resistant cable |
| CN114336406B (en) * | 2021-12-23 | 2024-04-09 | 国网河南省电力公司南阳供电公司 | 10kV on-load replacement lightning arrester drainage wire laying supporting tool and operation method |
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| CN109659854A (en) | 2019-04-19 |
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