High-voltage bushing current on-line monitoring device
Technical Field
The utility model relates to a current monitoring technical field specifically is a high-tension bushing current on-line monitoring device.
Background
The capacitive bushing is a wire outlet device for leading a high-voltage wire in the transformer to the outside of an oil tank, is used for insulating a lead wire from the ground, plays a role in fixing the lead wire, and is one of important accessories of the transformer, and when the high-voltage bushing is used, a current detector is required to be used for monitoring current so as to ensure the safety of the high-voltage bushing in use;
however, when the conventional current detector is used, the conventional current detector is generally fixed in a cabinet body through a plurality of bolts, so that the conventional current detector is inconvenient to install or disassemble, and a dustproof net for heat dissipation is generally fixedly installed with a main body, so that the conventional current detector is inconvenient to take down when the conventional current detector needs to be cleaned, and therefore improvement is needed.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a high-tension bushing current on-line monitoring device has solved traditional technique, and generally through a plurality of bolt fastening in the cabinet is internal, all comparatively inconvenient when installation or dismantlement, is used for radiating dust screen generally and main part fixed mounting moreover, when needs wash, inconvenient problem of taking it off.
(II) technical scheme
The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:
the utility model provides a high-tension bushing electric current on-line monitoring device, includes the L template, be fixed with fixed frame on the L template, slidable mounting has current detector in the fixed frame, two fixed orificess have been seted up to current detector's a side symmetry, a side of fixed frame is provided with the stop gear who is used for the block fixed orifices, the thermovent has all been seted up to current detector's both sides face, the installing frame is installed in the embedding of thermovent, the installing frame internal fixation has the dust screen, current detector's both sides face all is provided with the coupling assembling that is used for the fixed mounting frame.
Further, stop gear includes that the symmetry fixes two dead levers in fixed frame one side, the one end of dead lever all is fixed with the connecting block, the surface slip of dead lever has the arm-tie, be fixed with reset spring between connecting block and the arm-tie, a side symmetry of arm-tie is fixed with two inserted bars, the one end of inserted bar all slides and runs through a lateral wall of fixed frame and with corresponding fixed Kong Kajie, the another side of arm-tie is fixed with the fixed block.
Further, coupling assembling fixes the threaded rod in the current detector both sides face including the symmetry, the both sides face of installing frame all is fixed with the rectangular block, the rectangular block slides the surface at the threaded rod, the equal threaded connection of surface of threaded rod has the loop bar.
Furthermore, a through hole for inserting a finger is formed in the fixing block.
Furthermore, the L-shaped plate is provided with two mounting holes for screwing in screws.
(III) advantageous effects
Compared with the prior art, the utility model provides a high-tension bushing current on-line monitoring device possesses following beneficial effect:
the utility model discloses, through fixed frame, mutually supporting between fixed orifices and the stop gear, adopt the mode of spring joint, with the current detector installation, need not twist and move a plurality of bolts, comparatively convenient and fast through setting up thermovent, installing frame and dust screen, when distributing away the inside heat of current detector, can also prevent that the dust from getting into, the life of the inside electrical components of extension current detector, through setting up coupling assembling, can take off installing frame and dust screen, wash.
Drawings
FIG. 1 is a front view of the present invention;
fig. 2 is a schematic structural view of the current detector of the present invention;
FIG. 3 is a schematic view of the limiting mechanism of the present invention;
FIG. 4 is a schematic view of the dust screen of the present invention;
fig. 5 is a schematic diagram of the L-shaped plate structure of the present invention.
In the figure: 1. an L-shaped plate; 2. a fixing frame; 3. a current detector; 4. a fixing hole; 5. a limiting mechanism; 501. fixing the rod; 502. connecting blocks; 503. pulling a plate; 504. a return spring; 505. a rod is inserted; 506. a fixed block; 6. a heat dissipation port; 7. installing a frame; 8. a dust screen; 9. a connection assembly; 901. a threaded rod; 902. a rectangular block; 903. a loop bar; 10. a through hole; 11. and (7) installing holes.
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 only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Examples
As shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, an embodiment of the present invention provides an online current monitoring device for a high-voltage bushing, which includes an L-shaped plate 1,L, a fixed frame 2 fixed on the L-shaped plate 5363, a current detector 3 slidably mounted in the fixed frame 2, two fixed holes 4 symmetrically disposed on one side of the current detector 3, a limiting mechanism 5 for engaging the fixed holes 4 disposed on one side of the fixed frame 2, heat dissipation ports 6 disposed on both sides of the current detector 3, a mounting frame 7 embedded in the heat dissipation ports 6, a dust screen 8 fixed in the mounting frame 7, and connecting components 9 for fixing the mounting frame 7 disposed on both sides of the current detector 3;
to sum up, the device is when using, fix L template 1 at the cabinet internally, place current detector 3 in fixed frame 2, utilize stop gear 5, it is spacing to fixed orifices 4, thereby fix current detector 3 in fixed frame 2, setting through stop gear 5, adopt the mode of spring joint, accomplish current detector 3's installation, need not twist and move a plurality of bolts, comparatively convenient and fast, imbed installing frame 7 in thermovent 6, utilize coupling assembling 9, fix installing frame 7, thereby accomplish the installation of dust screen 8, setting through dust screen 8, when distributing away current detector 3 inside heat, can also prevent that the dust from getting into, the life of extension current detector 3 inside electrical components.
As shown in fig. 2 and 3, in some embodiments, the limiting mechanism 5 includes two fixing rods 501 symmetrically fixed on one side of the fixing frame 2, a connecting block 502 is fixed at each end of each fixing rod 501, a pulling plate 503 is slid on the outer surface of each fixing rod 501, a return spring 504 is fixed between each connecting block 502 and the corresponding pulling plate 503, two inserting rods 505 are symmetrically fixed on one side of each pulling plate 503, one end of each inserting rod 505 slidably penetrates through one side wall of the fixing frame 2 and is clamped with the corresponding fixing hole 4, and a fixing block 506 is fixed on the other side of each pulling plate 503; when the current detector 3 needs to be installed, the fixed block 506 is pulled leftwards, the pull plate 503 is driven to slide leftwards on the outer surface of the fixed rod 501, the return spring 504 is compressed, the insertion rod 505 slides out of the fixed frame 2, then the current detector 3 is placed in the fixed frame 2, at this time, the fixed block 506 is loosened, the elastic force of the return spring 504 is utilized to drive the pull plate 503 to move rightwards, the insertion rod 505 is driven to move rightwards together, and the insertion rod 505 is inserted into the corresponding fixed hole 4, so that the current detector 3 is fixed.
As shown in fig. 2 and 4, in some embodiments, the connection assembly 9 includes a threaded rod 901 symmetrically fixed on two side surfaces of the current detector 3, a rectangular block 902 is fixed on each side surface of the mounting frame 7, the rectangular block 902 slides on an outer surface of the threaded rod 901, and a sleeve rod 903 is screwed on each outer surface of the threaded rod 901; when the dust screen 8 needs to be removed and cleaned, the attachment frame 7 and the dust screen 8 are removed together and cleaned by unscrewing the sleeve rod 903 on the outer surface of the threaded rod 901, detaching the sleeve rod 903 from the threaded rod 901, releasing the restriction on the rectangular block 902, and sliding the rectangular block 902 off the threaded rod 901.
As shown in fig. 3, in some embodiments, the fixing block 506 is provided with a through hole 10 for inserting a finger; a user inserts a finger into the through-hole 10 to thereby facilitate pulling of the fixing block 506.
As shown in fig. 5, in some embodiments, the L-shaped plate 1 is provided with two mounting holes 11 for screwing in screws; the L-shaped plate 1 can be fixed on the cabinet body by screwing the screws into the mounting holes 11, so that the stability is enhanced.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.