CN212648011U

CN212648011U - Low-voltage connector mounting structure of oil-immersed transformer

Info

Publication number: CN212648011U
Application number: CN202021533706.1U
Authority: CN
Inventors: 张勇; 周安根
Original assignee: Chongqing Genen Transformer Co ltd
Current assignee: Chongqing Genen Transformer Co ltd
Priority date: 2020-07-29
Filing date: 2020-07-29
Publication date: 2021-03-02
Anticipated expiration: 2030-07-29

Abstract

The utility model discloses an oil-immersed transformer low pressure joint mounting structure, include: the mounting base is provided with a bolt type mounting structure; wherein the bolt-type mounting structure includes: the device comprises a fixed plate, three stacked iron cores, three resistance windings, an insulating pull plate, four pairs of supporting fixed rods, a pair of fixed frames, a pair of mounting rods, a mounting plate, three low-voltage connectors and a fixing bolt; the utility model relates to an oil-immersed transformer technical field, the beneficial effect of present case is: the problem of current oil immersed transformer adopt the welded mode to fix at low pressure joint mounted position more, the structure is comparatively complicated, and is very troublesome during the welding, easily causes transformer equipment's damage, when needs are changed or are maintained, the process is more and troublesome, and the time of maintenance is longer, and the process is loaded down with trivial details, reduces the speed of maintenance change, influences the power supply and uses is solved.

Description

Low-voltage connector mounting structure of oil-immersed transformer

Technical Field

The utility model relates to an oil-immersed transformer technical field specifically is oil-immersed transformer low pressure joint mounting structure.

Background

The oil immersed transformer is a novel high-performance transformer with more reasonable structure and more excellent performance, and the three-dimensional roll iron core has three core columns which are arranged in a three-dimensional manner of an equilateral triangle, no air gap exists in a magnetic circuit, the winding is more compact, the three magnetic circuits are consistent in length and shortest, and the cross sectional area of the core column columns of the iron core is closer to a circular shape, so that the performance is further improved, the loss is reduced, the noise is reduced, the three-phase balance is realized, and the third harmonic component is reduced. The process is tedious, reduces the speed of maintenance change, influences the power supply and uses.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides an oil-immersed transformer low pressure joint mounting structure has solved current oil-immersed transformer and has adopted the welded mode to fix at low pressure joint mounted position more, and the structure is comparatively complicated, and is very troublesome during the welding, easily causes transformer equipment's damage, when needs are changed or are maintained, the process is more and troublesome, and the time of maintenance is longer, and the process is loaded down with trivial details, reduces the speed that the maintenance was changed, influences the problem that the power supply used.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: oil-immersed transformer low pressure connects mounting structure includes: the mounting base is provided with a bolt type mounting structure;

wherein the bolt-type mounting structure includes: the device comprises a fixed plate, three stacked iron cores, three resistance windings, an insulating pull plate, four pairs of supporting fixed rods, a pair of fixed frames, a pair of mounting rods, a mounting plate, three low-voltage connectors and a fixing bolt;

fixed plate fixed mounting is three on the installation base wall intermediate position pile up iron core fixed mounting on the fixed plate wall, and the three winding suit that hinders is fixed three pile up on the iron core, insulating arm-tie fixed mounting is three pile up the iron core top, and four are right support dead lever lower extreme fixed mounting is on the installation base wall front and back position, and is a pair of the mount suit is fixed four is right on the support dead lever, and is a pair of the installation pole transversely runs through a pair of the mount is fixed, mounting panel fixed mounting is on the wall before the mount in the front, and is three low pressure connects the lower extreme and connects and install on hindering the winding, and is three the low pressure connects the mid portion to pass through fixing bolt and installs on the.

Preferably, the mounting base is provided with a mounting block for fixed mounting.

Preferably, the fixing frame is provided with a mounting hole for supporting the fixing rod and mounting the mounting rod in a penetrating manner.

Preferably, the support fixing rod and the mounting rod are fixed by fastening bolts.

Preferably, an insulating layer having an insulating function is mounted on the resistance winding.

Preferably, the stacked iron core is provided with a mounting seat with a fixing function.

Advantageous effects

The utility model provides an oil-immersed transformer low pressure joint mounting structure possesses following beneficial effect: the present case has used bolt formula mounting structure, carry out fixed mounting to the low pressure joint through the bolt, can improve change speed greatly when the maintenance is changed, guarantee the normal use of transformer, moreover, the steam generator is simple in structure, high durability and convenient use, it fixes to have solved current oil-immersed transformer and adopted the welded mode more at low pressure joint mounted position, the structure is comparatively complicated, it is very troublesome during the welding, easily cause the damage of transformer equipment, when needs are changed or are maintained, the process is more and troublesome, the time of maintenance is longer, the process is loaded down with trivial details, reduce the speed that the maintenance was changed, influence the problem that the power supply was used.

Drawings

Fig. 1 is the oil-immersed transformer low pressure joint mounting structure's head-on section structure sketch map.

Fig. 2 is the oil-immersed transformer low pressure connects mounting structure's right side to look the structure sketch map.

Fig. 3 is the utility model discloses oil-immersed transformer low pressure connects mounting structure's local enlarged structure schematic diagram.

In the figure: 1-installing a base; 2, fixing a plate; 3-stacking the iron cores; 4-resistance winding; 5-insulating pulling plate; 6-supporting the fixed rod; 7-a fixing frame; 8-mounting a rod; 9-mounting a plate; 10-low pressure joint; 11-fixing the bolt; 12-a mounting block; 13-fastening bolts; 14-an insulating layer; 15-mounting seat.

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.

Referring to fig. 1-3, the present invention provides a technical solution: a low-voltage connector mounting structure of the oil-immersed transformer;

the main components of the scheme are as follows: the mounting structure comprises a mounting base 1, wherein a bolt type mounting structure is mounted on the mounting base 1;

in a specific implementation, the bolt-type mounting structure includes: the device comprises a fixed plate 2, three stacked iron cores 3, three resistance windings 4, an insulating pull plate 5, four pairs of supporting fixed rods 6, a pair of fixed frames 7, a pair of mounting rods 8, a mounting plate 9, three low-voltage connectors 10 and a fixing bolt 11;

fixed plate 2 fixed mounting is in wall intermediate position on installation base 1, and is three pile up 3 fixed mounting on fixed plate 2 on the wall, three 4 suits of winding of hindering are fixed three pile up on the

iron core

3, 5 fixed mounting of insulating arm-tie are in three 3 tops of piling up the iron core, and four are right support 6 lower extreme fixed mounting is in wall front and back position on installation base 1, and is a pair of 7 suits of mount are fixed four are right on the support dead lever 6, and is a pair of 8 transversely run through a pair of mount 7 of installation pole are fixed, 9 fixed mounting of mounting panel is on the wall before 7 in the front of mount, and is three low pressure joint 10 lower extreme is connected and is installed on hindering winding 4, and is three low pressure joint 10 mid portion passes through fixing bolt 11 and installs on fixed plate 2.

It should be noted that, when using the bolt type mounting structure, install fixed plate 2 on installation base 1 first, again with three iron core 3 of piling up through mount pad 15 fixed mounting on fixed plate 2, fix three winding 4 suit that hinder on three iron core of piling up, support the installation to a pair of mount 7 through four pairs of support dead lever 6, reuse a pair of installation pole 8 to fix mount 7, support whole transformer core structure, guarantee structural rigidity, again install three low pressure joint 10 lower extreme on hindering winding 4, rethread fixing bolt 11 fixes the upper portion on mounting panel 9 of installing on mount 7, guarantee that the structure of low pressure joint 10 is firm, guarantee to use, reach the purpose that the installation of low pressure joint 10 was used.

In the specific implementation process, further, the mounting base 1 is provided with a mounting block 12 for fixed mounting.

In a specific implementation process, further, the fixing frame 7 is provided with a mounting hole for penetrating and mounting the fixing rod 6 and the mounting rod 8.

In the specific implementation process, further, the support fixing rod 6 and the mounting rod 8 are fixed by connecting and fixing a fastening bolt 13.

In the specific implementation process, an insulating layer 14 with an insulating function is further mounted on the resistance winding 4.

In the implementation process, further, the stacked core 3 is mounted with a mounting seat 15 having a fixing function.

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. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the 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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Oil-immersed transformer low pressure connects mounting structure includes: the mounting base (1) is characterized in that a bolt type mounting structure is mounted on the mounting base (1);

wherein the bolt-type mounting structure includes: the device comprises a fixed plate (2), three stacked iron cores (3), three resistance windings (4), an insulating pull plate (5), four pairs of supporting fixed rods (6), a pair of fixed frames (7), a pair of mounting rods (8), a mounting plate (9), three low-voltage connectors (10) and fixing bolts (11);

the fixed plate (2) is fixedly arranged in the middle of the upper wall surface of the mounting base (1), the three stacked iron cores (3) are fixedly arranged on the upper wall surface of the fixed plate (2), the three resistance windings (4) are sleeved and fixed on the three stacked iron cores (3), the insulating pull plate (5) is fixedly arranged above the three stacked iron cores (3), the lower ends of the four pairs of supporting and fixing rods (6) are fixedly arranged at the front and rear positions of the upper wall surface of the mounting base (1), a pair of fixing frames (7) are sleeved and fixed on the four pairs of supporting and fixing rods (6), a pair of mounting rods (8) transversely penetrate through the fixing frames (7) for fixing, the mounting plate (9) is fixedly mounted on the front wall surface of the front fixing frame (7), the lower ends of the low-voltage connectors (10) are connected and mounted on the resistance winding (4), and the middle parts of the low-voltage connectors (10) are mounted on the fixing plate (2) through fixing bolts (11).

2. Oil transformer low voltage joint mounting structure according to claim 1, characterized in that mounting blocks (12) for fixed mounting are mounted on the mounting base (1).

3. The oil-immersed transformer low-voltage joint mounting structure according to claim 1, wherein the fixing frame (7) is provided with mounting holes for penetrating and mounting the fixing rod (6) and the mounting rod (8).

4. Oil transformer low voltage joint mounting structure according to claim 1, characterized in that the fixing of the support fixing rod (6) and the mounting rod (8) is connected and fixed by fastening bolts (13).

5. Oil filled transformer low voltage joint mounting structure according to claim 1, characterized in that an insulating layer (14) with insulating function is mounted on the resistance winding (4).

6. Oil transformer low voltage joint mounting structure according to claim 1, characterized in that the stacked core (3) is mounted with a mounting seat (15) having a fixing function.