CN216773019U

CN216773019U - Sealing structure of transformer outlet

Info

Publication number: CN216773019U
Application number: CN202123350646.7U
Authority: CN
Inventors: 钟飞月; 陈翠琼; 陈文雄; 林泰宇
Original assignee: Foshan Yikai Electronic Technology Co ltd
Current assignee: Foshan Yikai Electronic Technology Co ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-06-17
Anticipated expiration: 2031-12-28

Abstract

The utility model relates to a sealing structure of a transformer wire outlet, which comprises a transformer box wall, wherein a wire outlet hole is formed in the surface of the transformer box wall, a lead is arranged in the wire outlet hole, a fastening sealing component is arranged on the inner side of the transformer box wall and positioned on the surface of the lead, an arc component is arranged on the outer side of the transformer box wall and positioned on the surface of the lead, and the fastening sealing component comprises a circular hoop movably arranged on the lead. This seal structure of transformer outlet blocks the wire through two inner panels, because the diameter in the diameter ratio wire in through-hole between two inner panels is little, so make by locking bolted connection when two circle hoops, two inner panels can oppress the wire, thereby let between inner panel and the wire inseparabler, then utilize roof and solid fixed cylinder to let the circle hoop tightly paste the transformer tank wall, can make the wire can't become flexible, and then effectual position that lets the wire be connected with the transformer is difficult for appearing rocking not hard up phenomenon.

Description

Sealing structure of transformer outlet

Technical Field

The utility model relates to the technical field of transformers, in particular to a sealing structure of a transformer wire outlet.

Background

The transformer is one of indispensable equipment in the power transmission process, and the transformer is as the equipment that carries out the conversion to voltage, and its security is very important in the use, especially handles to the transformer outlet and usually adopts transformer outlet sealing device to guarantee the security of use.

The sealing device for the wire outlet of the transformer cannot effectively fix the connecting wire, so that the connecting position of the connecting wire and the transformer is easy to shake and loosen, and the box wall of the transformer is vertical to the wire outlet, so that the wire is easy to break and damage due to large friction between the wire and the box wall when the connecting wire is bent.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a sealing structure of a transformer wire outlet, which has the advantages of good fixing effect, wire breakage prevention and the like, and solves the problems that the connection position of a connecting wire and a transformer is easy to shake and loosen, and the wire and the box wall of the transformer are vertical to each other, so that the wire is easy to break and damage due to large friction between the wire and the box wall when the connecting wire is bent.

In order to realize the purposes of good fixing effect and preventing the lead from being broken, the utility model provides the following technical scheme: the utility model provides a seal structure of transformer outlet, includes the transformer tank wall, the wire hole has been seted up on the surface of transformer tank wall, the inside of wire hole is provided with the wire, the inboard of transformer tank wall and the surface that is located the wire are provided with fastening seal assembly, the outside of transformer tank wall and the surface that is located the wire are provided with the circular arc subassembly, fastening seal assembly includes the circle hoop of movable mounting at the wire, the inboard fixed mounting of circle hoop has the inner panel that contacts with the wire, the both sides of circle hoop all fixed mounting have the strong board that links, the surface movable mounting of strong board has the locking bolt, the inboard of transformer tank wall and the avris fixed mounting that is located the circle hoop have a fixed cylinder, the inner wall movable mounting of fixed cylinder has the roof, the bottom fixed mounting of roof has the twist plate, the circular arc subassembly includes the sleeve that movable mounting is in the outside of transformer tank wall and is located the wire surface, and the inner wall of the sleeve is fixedly provided with an arc column.

Further, the quantity of circle hoop is two, and the circle hoop is half circular, and the inner panel is elasticity plastic board, and the inner panel is semi-circular, two the logical line hole with wire looks adaptation is seted up to one side that the inner panel is relative.

Furthermore, the two circular hoops are in threaded connection with the locking bolt through the strong connecting plate, the diameter of the through hole is 0.2-0.3 cm smaller than that of the lead, and annular gaskets are fixedly arranged at the top and the bottom of each circular hoop.

Further, the inner diameter of the fixed cylinder is larger than the sum of the diameter of the circular hoop and the lengths of the two strong connecting plates, threads are formed in the inner wall of the fixed cylinder, and the top plate is in threaded connection with the fixed cylinder.

Furthermore, the twisting plate is a circular plate, the diameter of the twisting plate is larger than that of the fixing cylinder, a through hole vertically penetrating through the top plate is formed in the surface of the twisting plate, and the diameter of the through hole is larger than that of the lead.

Further, the sleeve is "protruding" font, and telescopic surface thread installs the fastening screw who extends to transformer tank wall inside, and the arc post is the rubber cylinder, and the inside of arc post is seted up with the hole of preventing of wire looks adaptation, prevents that the hole is hourglass form, prevents that the diameter of the narrowest department of hole of breakage equals with the diameter of wire.

Compared with the prior art, the utility model provides a sealing structure of a transformer outlet, which has the following beneficial effects:

this seal structure of transformer outlet, block the wire through two inner panels, because the diameter ratio of the through hole between two inner panels is little than the diameter of wire, so make by locking bolted connection when two circle hoops, two inner panels can oppress the wire, thereby let between inner panel and the wire inseparabler, then utilize roof and solid fixed cylinder to let the circle hoop tightly paste the transformer tank wall, can make the wire can't become flexible, and then effectual position that lets the wire be connected with the transformer is difficult for appearing rocking not hard up phenomenon, in addition, through install the sleeve additional in transformer tank wall outside, and install the circular arc post of seting up the anti-fracture hole additional in the sleeve, because the anti-fracture hole is the hourglass form, so can let the wire buckle in certain extent, and great friction can not appear, the effectual cracked risk of wire friction that has reduced.

Drawings

FIG. 1 is a schematic cross-sectional view of the present invention;

FIG. 2 is a schematic top view of the circular collar of the present invention;

fig. 3 is a schematic view of a stationary barrel of the present invention.

In the figure: 1 transformer tank wall, 2 wire outlet holes, 3 wires, 4 round hoops, 5 inner plates, 6 strong connecting plates, 7 locking bolts, 8 annular gaskets, 9 fixing cylinders, 10 top plates, 11 twisting plates, 12 sleeves, 13 fastening screw rods, 14 round arc columns and 141 anti-breaking holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Referring to fig. 1-3, a sealing structure of a transformer outlet includes a transformer tank wall 1, a wire outlet hole 2 is formed on a surface of the transformer tank wall 1, and a wire 3 is disposed inside the wire outlet hole 2.

Through the inboard at transformer tank wall 1 and the surface that is located wire 3 sets up fastening seal assembly, and then let wire 3 be unable not hard up to this has reduced the not hard up probability of wire 3 and transformer, sets up the circular arc subassembly through the surface that just is located wire 3 in transformer tank wall 1's the outside, can make wire 3 no longer be the right angle with transformer tank wall 1 when buckling, with this reduce with wire 3's coefficient of friction, avoid the cracked risk of wire 3.

The fastening and sealing assembly comprises semicircular circular hoops 4 movably arranged on two sides of the wire 3, semicircular inner plates 5 which are contacted with the wire 3 are fixedly arranged on the inner sides of the two circular hoops 4, each inner plate 5 is an elastic plastic plate, wire through holes matched with the wire 3 are formed in one sides, opposite to the two inner plates 5, of the two inner plates, and the diameter of each wire through hole is 0.2-0.3 cm smaller than that of the wire 3.

Wherein, at the equal fixed mounting in both sides of round hoop 4 have strong even board 6, the surperficial threaded mounting of strong even board 6 has locking bolt 7, only dock two round hoops 4 together through locking bolt 7, and the diameter is less than the lead wire hole of 3 diameters of wire and oppresses wire 3, and then lets wire 3 unable not become flexible.

In addition, the top and the bottom of the circular hoop 4 are both fixedly provided with annular gaskets 8, the side of the transformer tank wall 1 which is positioned at the circular hoop 4 is fixedly provided with a fixed cylinder 9, the inner wall of the fixed cylinder 9 is provided with threads, the inner wall of the fixed cylinder 9 is provided with a top plate 10 in a threaded manner, and the bottom of the top plate 10 is fixedly provided with a circular twisting plate 11.

The diameter of the screw plate 11 is larger than that of the fixed cylinder 9, a through hole vertically penetrating through the top plate 10 is formed in the surface of the screw plate 11, the diameter of the through hole is larger than that of the lead 3, the top plate 10 can be in butt joint with the fixed cylinder 9 by screwing the screw plate 11, and therefore the circular hoop 4 is tightly pressed on the wall 1 of the transformer tank.

The circular arc subassembly includes movable mounting in the outside of transformer tank wall 1 and is located the sleeve 12 of "protruding" font on wire 3 surface, the inner wall fixed mounting of sleeve 12 has circular arc post 14, the surface thread of sleeve 12 installs the fastening screw 13 that extends to transformer tank wall 1 inside, circular arc post 14 is the rubber cylinder, circular arc post 14 inside is seted up with the anti-fracture hole 141 of wire 3 looks adaptation, anti-fracture hole 141 is the hourglass form, the diameter of the narrowest department of anti-fracture hole 141 equals with the diameter of wire 3.

This embodiment is when using, at first, overlap two circle hoops 4 on 3 surfaces of wire, then let locking bolt 7 dock two circle hoops 4, along with locking bolt 7's the tightening, inner panel 5 can oppress wire 3, thereby let between inner panel 5 and the wire 3 inseparabler, then fill in solid fixed cylinder 9 with circle hoop 4, subsequently twist solid fixed cylinder 9 with roof 10, and then let circle hoop 4 tightly paste transformer tank wall 1, so that wire 3 can't become flexible, then will install sleeve 12 additional in transformer tank wall 1 outside and overlap on 3 surfaces of wire, it is inside 1 to twist transformer tank wall with fastening screw 13 afterwards, it no longer has the right angle limit to let wire 3 and transformer tank wall 1 through hourglass shape prevent disconnected hole 141, reduce coefficient of friction.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a seal structure of transformer outlet, includes transformer tank wall (1), its characterized in that: a wire outlet hole (2) is formed in the surface of the transformer box wall (1), a wire (3) is arranged inside the wire outlet hole (2), a fastening sealing component is arranged on the inner side of the transformer box wall (1) and on the surface of the wire (3), and an arc component is arranged on the outer side of the transformer box wall (1) and on the surface of the wire (3);

the fastening and sealing assembly comprises a circular hoop (4) movably mounted on a wire (3), an inner plate (5) contacted with the wire (3) is fixedly mounted on the inner side of the circular hoop (4), strong connecting plates (6) are fixedly mounted on two sides of the circular hoop (4), a locking bolt (7) is movably mounted on the surface of each strong connecting plate (6), a fixed cylinder (9) is fixedly mounted on the inner side of the transformer box wall (1) and on the side of the circular hoop (4), a top plate (10) is movably mounted on the inner wall of the fixed cylinder (9), and a twisting plate (11) is fixedly mounted at the bottom of the top plate (10);

the arc component comprises a sleeve (12) which is movably mounted on the outer side of the transformer box wall (1) and is positioned on the surface of the lead (3), and an arc column (14) is fixedly mounted on the inner wall of the sleeve (12).

2. The sealing structure of a transformer outlet according to claim 1, wherein: the number of circle hoop (4) is two, and circle hoop (4) are half circular ring shape, and inner panel (5) are elastic plastic board, and inner panel (5) are semi-circular, two the logical line hole with wire (3) looks adaptation is seted up to one side that inner panel (5) are relative.

3. The sealing structure of the transformer outlet according to claim 2, wherein: two circular hoops (4) are in threaded connection with a locking bolt (7) through a strong connecting plate (6), the diameter of a through wire hole is 0.2-0.3 cm smaller than that of a wire (3), and annular gaskets (8) are fixedly mounted at the top and the bottom of each circular hoop (4).

4. The sealing structure of a transformer outlet according to claim 1, wherein: the inner diameter of the fixed cylinder (9) is larger than the sum of the diameter of the circular hoop (4) and the lengths of the two strong connecting plates (6), the inner wall of the fixed cylinder (9) is provided with threads, and the top plate (10) is in threaded connection with the fixed cylinder (9).

5. The sealing structure of a transformer outlet according to claim 1, wherein: the twisting plate (11) is a circular plate, the diameter of the twisting plate (11) is larger than that of the fixing barrel (9), a through hole vertically penetrating through the top plate (10) is formed in the surface of the twisting plate (11), and the diameter of the through hole is larger than that of the lead (3).

6. The sealing structure of a transformer outlet according to claim 1, wherein: sleeve (12) are "protruding" font, and the surface thread of sleeve (12) is installed and is extended to inside fastening screw (13) of transformer tank wall (1), and circular arc post (14) are the rubber cylinder, and the inside of circular arc post (14) is seted up and is prevented disconnected hole (141) with wire (3) looks adaptation, prevents that disconnected hole (141) are hourglass form, prevents that the diameter of disconnected hole (141) narrowest department equals with the diameter of wire (3).