Flexible connection structure for leading-out end of high-voltage coil of transformer
Technical Field
The utility model relates to the technical field of dry transformers, in particular to a flexible connection structure for a high-voltage coil leading-out end of a transformer.
Background
The dry-type transformer is a transformer with iron cores and windings not required to be immersed in insulating oil, and is widely applied to local illumination, high-rise buildings, airports, wharfs, mechanical equipment of computer digital control machine tools and the like.
In the use process of the existing dry-type transformer, a special high-voltage line wiring mechanism is not arranged generally, and when the dry-type transformer is installed on site, a cable support is assembled after the transformer and the shell are installed in place, and then the installation and fixation of the cable leads are completed. The cable support is usually installed on the shell or fixed on the ground, and because the transformer and the shell need a specific matching distance, the installation operation is complex, and the working efficiency is low. For the problems in the related art, no effective solution has been proposed at present.
Disclosure of utility model
Aiming at the problems in the related art, the utility model provides a flexible connection structure for a high-voltage coil leading-out end of a transformer, so as to overcome the technical problems in the prior art.
For this purpose, the utility model adopts the following specific technical scheme:
A flexible connection structure for transformer high-voltage coil draws forth end, includes the base, and the base top is equipped with the lower plate, and the lower plate is connected with the transformer body, and transformer body top is equipped with the punch holder, is equipped with fixed establishment on the punch holder, and the inside high-voltage coil that is equipped with of transformer body is equipped with binding post in the transformer outside, is equipped with coupling mechanism on the binding post.
Further, in order to conveniently fix high-voltage cable lead, prevent that high-voltage cable lead from dropping in the transformer outside, guarantee that transformer case is inside clean and tidy, fixed establishment is equipped with the mount pad including locating the mounting groove on punch holder top, the inside mounting bracket that is equipped with of mounting groove, the quantity of mount pad is two, be equipped with the expansion ring on the mount pad, there is the expansion ring one side through hinged joint, expansion ring one side is equipped with first connecting plate, fixed ring one side is equipped with the second connecting plate, the first connecting plate outside is equipped with first bolt, first bolt passes first connecting plate and second connecting plate and is connected with first nut.
Further, in order to conveniently adjust the position of the cable conductor, the practicality of this device is enhanced, and the mount pad is arranged in mounting bracket top and mounting bracket one side respectively, and the mount pad top of arranging the mounting bracket top is connected with the removal seat, removes the seat and is connected with the slider, and the inside spout that is equipped with of mounting bracket, slider and spout assorted.
Further, in order to fix the mounting frame to conveniently dismantle the mounting frame, the mounting groove top is equipped with the screw rod, and the mounting groove is inside to be equipped with the screw hole, and the screw rod passes screw hole and mounting frame looks butt.
Further, the connecting mechanism comprises an outgoing line which is arranged on the high-voltage coil and connected with the high-voltage coil, the outgoing line and the second bolt form a wiring terminal, the wiring terminal is connected with the connecting wire through a copper plate, a second nut is arranged on the outer side of the wiring terminal, and the second nut is matched with the second bolt.
Further, a copper tube is connected to the connecting wire, one end of the copper tube is connected with a high-voltage insulator, and the high-voltage insulator is connected with a high-voltage cable.
Further, the outside of the high-voltage cable is provided with a resin binding belt, and the high-voltage cable is arranged inside the fixing ring.
The beneficial effects of the utility model are as follows:
(1) Through setting up fixed establishment, just can install the support frame on the punch holder after the transformer installation is accomplished to can install fixedly to cable lead through two solid fixed rings, guarantee the fixed effect to cable lead, prevent that cable lead from falling at will in the transformer outside, influence the transformer outside operation space.
(2) Through setting up coupling mechanism, establish in the second bolt outside through the copper cover, the rethread second nut is fixed the copper to carry out the pairwise connection to high-voltage coil through the connecting wire and form the three-phase triangle-shaped's coupling group, conveniently install and dismantle the connecting wire.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a front view of a flexible connection structure for a high-voltage coil terminal of a transformer according to an embodiment of the present utility model.
Fig. 2 is a side view of a flexible connection structure for a high voltage coil terminal of a transformer in accordance with an embodiment of the present utility model.
Fig. 3 is a connection diagram of a flexible connection structure mount for a high voltage coil terminal of a transformer according to an embodiment of the present utility model.
Fig. 4 is a structural view of a connection terminal of a flexible connection structure for a high-voltage coil terminal of a transformer according to an embodiment of the present utility model.
In the figure:
1. The transformer comprises a base, 2, a lower clamping plate, 3, an upper clamping plate, 4, a transformer body, 5, a fixing mechanism, 501, a mounting groove, 502, a mounting rack, 503, a mounting seat, 504, a movable ring, 505, a first connecting plate, 506, a second connecting plate, 507, a first bolt, 508, a first nut, 509, a fixed ring, 6, a high-voltage coil, 7, a wiring terminal, 8, a connecting mechanism, 801, a lead wire, 802, a second bolt, 803, a copper plate, 804, a connecting wire, 805, a second nut, 9, a movable seat, 10, a sliding block, 11, a sliding groove, 12, a screw, 13, a threaded hole, 14, a copper tube, 15, a high-voltage insulator, 16, a high-voltage cable, 17 and a resin binding belt.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
According to an embodiment of the present utility model, there is provided a flexible connection structure for a high-voltage coil terminal of a transformer.
Example 1
As shown in fig. 1 to 4, the flexible connection structure for the high-voltage coil outgoing terminal of the transformer according to the embodiment of the utility model comprises a base 1, a lower clamping plate 2 is arranged above the base 1, the lower clamping plate 2 is connected with a transformer body 4, an upper clamping plate 3 is arranged above the transformer body 4, a fixing mechanism 5 is arranged on the upper clamping plate 3, a high-voltage coil 6 is arranged in the transformer body 4, a wiring terminal 7 is arranged on the outer side of the transformer, a connecting mechanism 8 is arranged on the wiring terminal 7, the fixing mechanism 5 comprises a mounting groove 501 arranged at the top end of the upper clamping plate 3, a mounting rack 502 is arranged in the mounting groove 501, mounting seats 503 are arranged on the mounting rack 502, the number of the mounting seats 503 is two, a fixing ring 509 is arranged on the mounting seats 503, one side of the fixing ring 509 is connected with a movable ring 504 through a hinge, a first connecting plate 505 is arranged on one side of the movable ring 504, the fixed ring 509 one side is equipped with the second connecting plate 506, the first connecting plate 505 outside is equipped with first bolt 507, first bolt 507 passes first connecting plate 505 and second connecting plate 506 and is connected with first nut 508, mount pad 503 is arranged in mounting bracket 502 top and mounting bracket 502 one side respectively, the mount pad 503 top of arranging the mounting bracket 502 top is connected with movable seat 9, movable seat 9 is connected with slider 10, the inside spout 11 that is equipped with of mounting bracket 502, slider 10 and spout 11 assorted, through setting up movable seat 9 and slider 10, the convenience is adjusted the position of mount pad 503 as required, the practicality of reinforcing mounting bracket 502 is equipped with screw rod 12 on the mounting groove 501 top, the inside screw hole 13 that is equipped with of mounting groove 501, screw rod 12 passes screw hole 13 and mounting bracket 502 looks butt.
As shown in fig. 1-3, the connection mechanism 8 includes an outgoing line 801 connected with the high-voltage coil 6, the outgoing line 801 and a second bolt 802 form a connection terminal 7, the connection terminal 7 is connected with a connection line 804 through a copper plate 803, the connection line 804 is made of copper, an insulating sleeve is sleeved outside the connection line 804, a second nut 805 is arranged outside the connection terminal 7, the second nut 805 is matched with the second bolt 802, a copper tube 14 is connected on the connection line 804, one end of the copper tube 14 is connected with a high-voltage insulator 15, the high-voltage insulator 15 is connected with a high-voltage cable 16, a resin binding belt 17 is arranged outside the high-voltage cable 16, and the high-voltage cable 16 is arranged inside the fixing ring 509.
In order to facilitate understanding of the above technical solutions of the present utility model, the following describes in detail the working principle or operation manner of the present utility model in the actual process.
During practical application, through the copper 803 cover that establishes the connecting wire 804 both ends on the second bolt 802 of binding post 7 department, rethread second nut 805 is fixed, the installation is comparatively convenient, then be connected with high-voltage insulator 15 through with copper pipe 14 one end, rethread is connected with high-voltage insulator 15 with high-voltage cable 16, rethread resin binder 17 wraps up many high-voltage cable 16, conveniently fix high-voltage cable 16, after the installation of transformer body 4 is accomplished, the accessible is pegged graft mounting bracket 502 in mounting groove 501 inside, rethread rotatory screw 12, drive screw 12 and mounting bracket 502 contact, can fix mounting bracket 502, place the high-voltage cable 16 that the parcel was accomplished in fixed ring 509 one side through rotatory expansion ring 504, and pass first bolt 507 and fix first nut 508 to high-voltage insulator 15, guarantee the fixed effect of expansion ring 504 to high-voltage cable 16, high-voltage cable 16 one end can pass through transformer body 4 one side bottom and go out in the pressure transformation room, make things convenient for high-voltage cable 16 to be connected with high-voltage cabinet.
In summary, by means of the above technical solution of the present utility model, through setting the fixing mechanism 5, the supporting frame can be installed on the upper clamping plate 3 after the installation of the transformer is completed, and the two fixing rings 509 can be used for installing and fixing the cable lead, so as to ensure the fixing effect on the cable lead, prevent the cable lead from falling on the outer side of the transformer at will, influence the working space on the outer side of the transformer, through setting the connecting mechanism 8, the copper plate 803 is sleeved on the outer side of the second bolt 802, then the copper plate 803 is fixed through the second nut 805, and the high-voltage coil 6 is connected in pairs through the connecting wire 804 to form a three-phase triangular connecting group, so that the connecting wire 804 is convenient to install and detach.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.