CN219202893U

CN219202893U - Combined transformer

Info

Publication number: CN219202893U
Application number: CN202320349393.1U
Authority: CN
Inventors: 王一杰
Original assignee: Dongguan Lihang Electronics Co ltd
Current assignee: Dongguan Lihang Electronics Co ltd
Priority date: 2023-02-28
Filing date: 2023-02-28
Publication date: 2023-06-16
Anticipated expiration: 2033-02-28

Abstract

The utility model relates to the technical field of transformers and discloses a combined transformer which comprises a box body and a box door, wherein a transformer equipment part is arranged in the box body, a U-shaped seat is arranged at the bottom side of the inside of the box body, a limiting chute is formed in the U-shaped seat, an eccentric wheel disc is arranged in the U-shaped seat, pressing plates are arranged on two sides of the eccentric wheel disc, a positioning bolt is arranged on one side of each pressing plate, and an arc chute is formed in the inner side wall of the eccentric wheel disc. This combination formula transformer sets up in the box, and when the chamber door was opened, fixed connection drove the second connecting piece, and the second connecting piece drove first connecting piece, and first connecting piece one end and the inboard arc spout slip joint of eccentric wheel to drive the eccentric wheel and by wide rotation to narrow department, thereby make the pressure board rebound under the pressure of pressure spring, make the locating bolt break away from the constant head tank on the fixed work piece, thereby make things convenient for the dismantlement of combination formula transformer, and then make the transformer installation and dismantle simple swiftly that becomes.

Description

Combined transformer

Technical Field

The utility model relates to the technical field of transformers, in particular to a combined transformer.

Background

The combined transformer has a simpler structure compared with a box-type transformer substation, the main body of the equipment is still the transformer, and related equipment is less, such as a transformer, a high-voltage circuit breaker, a cable terminal, a zinc oxide arrester and the like in the box body, and the fuse, a multi-station ring network load switch and an excitation-free voltage-regulating tapping switch of the transformer are all arranged in a transformer oil tank as components of the transformer, so that the fuse or the operating load switch is easy to replace outside the oil tank to change the operation working condition of the transformer.

However, at present, a conventional combined transformer in the market uses a plurality of bolts to lock the bottom end of the transformer inside the power control box during installation, and the installation mode is firm, and meanwhile, the installation and the disassembly of the transformer are complicated. Accordingly, a combined transformer is provided by those skilled in the art to solve the above-mentioned problems.

Disclosure of Invention

(one) solving the technical problems

In order to overcome the defects in the prior art, the utility model provides a combined transformer for solving the problems in the prior art.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a modular transformer, includes box, chamber door, be provided with the transformation equipment spare in the box, the U-shaped seat is installed to the inside downside of box, set up spacing spout in the U-shaped seat, be provided with eccentric rim plate in the U-shaped seat, eccentric rim plate both sides are provided with the pressure pad, the locating bolt is installed to pressure pad one side, the arc spout has been seted up on the eccentric rim plate inside wall, install the mounting on the chamber door, mounting one end is connected with the second connecting rod, and the second connecting rod other end is connected with the head rod.

Preferably, the fixed workpiece is installed at the bottom of the transformer equipment part, the fixed workpiece is provided with a positioning groove, two side walls of the U-shaped seat are provided with through holes, the positioning bolt penetrates through the through holes of the U-shaped seat, and one end of the positioning bolt is clamped with the positioning groove.

Preferably, the first connecting rod is in sliding clamping connection with the eccentric wheel disc through the arc-shaped sliding groove, and the eccentric wheel disc is in rotating clamping connection with the U-shaped seat, so that the first connecting rod is prevented from being in angle dislocation when the eccentric wheel disc is driven, and the first connecting rod can normally drive the eccentric wheel disc to rotate.

Preferably, the pressing plate is provided with a pressing spring at one side, the pressing spring is pressed against the inner side wall of the U-shaped seat, the pressing plate is in sliding clamping connection with the U-shaped seat through a limiting chute, and the eccentric wheel disc rotates to a narrow position from wide to rebound under the pressing of the pressing spring, so that the positioning bolt is separated from a positioning groove on a fixed workpiece, and the disassembly of the combined type transformer equipment part is convenient.

(III) beneficial effects

Compared with the prior art, the utility model provides a combined transformer, which has the following beneficial effects:

through the design, this combination formula transformer sets up in the box, and when the chamber door was opened, fixed connection drove the second connecting piece, and the second connecting piece drove first connecting piece, and first connecting piece one end and the inboard arc spout slip joint of eccentric wheel dish to drive the eccentric wheel by wide rotation to narrow department, thereby make to support the clamp plate and support pressing spring support down the resilience, make the locating bolt break away from the constant head tank on the fixed work piece, thereby make things convenient for the dismantlement of combination formula transformer, and then make the transformer installation and dismantle simple swiftly that becomes.

Drawings

Fig. 1 is a schematic perspective view of a combined transformer according to an embodiment of the present application.

Fig. 2 is a schematic structural diagram of a box door in a combined transformer according to an embodiment of the present application.

Fig. 3 is a schematic structural diagram of a U-shaped seat in a combined transformer according to an embodiment of the present application.

Fig. 4 is a schematic structural diagram of a fixed workpiece in a combined transformer according to an embodiment of the present application.

Fig. 5 is a schematic structural diagram of a positioning pin in a combined transformer according to an embodiment of the present application.

In the figure: 1. a case; 2. a door; 3. a piece of voltage transformation equipment; 4. fixing a workpiece; 5. a positioning groove; 6. a U-shaped seat; 7. limiting sliding grooves; 8. a pressing plate; 9. a positioning bolt; 10. pressing the spring; 11. an eccentric wheel disc; 12. an arc chute; 13. a first connecting rod; 14. a second connecting rod; 15. and a fixing piece.

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.

The utility model provides a technical scheme, referring to fig. 1, 3 and 5, the combined transformer comprises a box body 1 and a box door 2, wherein a transformation equipment piece 3 is arranged in the box body 1, the transformation equipment piece 3 is in the prior art, a U-shaped seat 6 is arranged at the bottom side of the inside of the box body 1, a limit chute 7 is arranged in the U-shaped seat 6, an eccentric wheel disc 11 is arranged in the U-shaped seat 6, two sides of the eccentric wheel disc 11 are provided with a pressing plate 8, one side of the pressing plate 8 is provided with a positioning bolt 9, the inner side wall of the eccentric wheel disc 11 is provided with an arc chute 12, the box door 2 is provided with a fixing piece 15, one end of the fixing piece 15 is connected with a second connecting rod 14, the other end of the second connecting rod 14 is connected with a first connecting rod 13, a fixed workpiece 4 is arranged at the bottom of the transformation equipment piece 3, a positioning groove 5 is arranged on the fixed workpiece 4, through holes are formed in two side walls of the U-shaped seat 6, one end of the positioning bolt 9 penetrates through the through holes in the U-shaped seat 6, and one end of the positioning bolt 9 is clamped with the positioning groove 5;

referring to fig. 2, 3, 4 and 5, the bottom of the transformer apparatus 3 is provided with a fixed workpiece 4, the fixed workpiece 4 is provided with a positioning slot 5, two side walls of the U-shaped seat 6 are provided with through holes, the positioning bolt 9 penetrates through the through holes of the U-shaped seat 6, one end of the positioning bolt 9 is clamped with the positioning slot 5, the first connecting rod 13 is slidably clamped with the eccentric wheel disc 11 through the arc chute 12, the eccentric wheel disc 11 is rotationally clamped with the U-shaped seat 6, so that angular dislocation of the first connecting rod 13 when the first connecting rod 13 drives the eccentric wheel disc 11 is avoided, the first connecting rod 13 can normally drive the eccentric wheel disc 11 to rotate, one side of the pressing plate 8 is provided with a pressing spring 10, the pressing spring 10 is in pressing contact with the inner side wall of the U-shaped seat 6, the pressing plate 8 is slidably clamped with the U-shaped seat 6 through the limiting chute 7, the eccentric wheel disc 11 is rotated to a narrow position from wide to wide, and accordingly the pressing plate 8 is elastically pressed by pressing the pressing spring, the pressing plate 9 is separated from the positioning slot 5 on the fixed workpiece 4, and the transformer apparatus 3 is convenient to disassemble.

The working principle of the device is as follows: when the box door 2 is opened, the fixed connection 15 drives the second connecting piece 14, the second connecting piece 14 drives the first connecting piece 13, one end of the first connecting piece 13 is in sliding clamping connection with the arc chute 12 on the inner side of the eccentric wheel disc 11, so that the eccentric wheel disc 11 is driven to rotate from wide to narrow, the pressing plate 8 rebounds under the pressing of the pressing spring 10, the positioning bolt 9 is separated from the positioning groove 5 on the fixed workpiece 4, and the combined type variable-voltage device 3 is conveniently detached, so that the installation and the detachment of the variable-voltage device 3 are simple and quick;

in this structure, eccentric rim plate 11 is connected through arc spout 12 with head rod 13, has consequently avoided head rod 13 to take place the angle dislocation when driving eccentric rim plate 11 for head rod 13 can normally drive eccentric rim plate 11 rotation, and sets up second connecting rod 14 and head rod 13 rotation and be connected, has avoided head rod 13 to be driven by second connecting rod 14 when, vertical angle pivoted problem.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 combination formula transformer, includes box, chamber door, its characterized in that: the box body is internally provided with a transformation equipment piece, the bottom side inside the box body is provided with a U-shaped seat, a limiting chute is arranged in the U-shaped seat, an eccentric wheel disc is arranged in the U-shaped seat, two sides of the eccentric wheel disc are provided with pressing plates, the locating bolt is installed to butt clamp plate one side, set up the arc spout on the eccentric rim plate inside wall, install the mounting on the chamber door, mounting one end is connected with the second connecting rod, and the second connecting rod other end is connected with the head rod.

2. A combination transformer according to claim 1, wherein: the bottom of the transformer equipment part is provided with a fixed workpiece, and the fixed workpiece is provided with a positioning groove.

3. A combination transformer according to claim 2, characterized in that: the U-shaped seat is characterized in that through holes are formed in the two side walls of the U-shaped seat, the positioning bolts penetrate through the through holes in the U-shaped seat, and one ends of the positioning bolts are clamped with the positioning grooves.

4. A combination transformer according to claim 1, wherein: the first connecting rod is in sliding clamping connection with the eccentric wheel disc through the arc-shaped chute, and the eccentric wheel disc is in rotating clamping connection with the U-shaped seat.

5. A combination transformer according to claim 1, wherein: and one side of the pressing plate is provided with a pressing spring, the pressing spring is in pressing contact with the inner side wall of the U-shaped seat, and the pressing plate is in sliding clamping connection with the U-shaped seat through a limiting chute.