CN110957107B

CN110957107B - Transformer cabinet

Info

Publication number: CN110957107B
Application number: CN201911277092.7A
Authority: CN
Inventors: 王光照
Original assignee: Yum Electric Co ltd
Current assignee: Yum Electric Co ltd
Priority date: 2019-12-12
Filing date: 2019-12-12
Publication date: 2023-09-15
Anticipated expiration: 2039-12-12
Also published as: CN110957107A

Abstract

The invention provides a transformer cabinet, which comprises a cabinet body and an electric feeding component, wherein the electric feeding component comprises a fixed seat, a relay and a three-phase electric copper plate, an avoidance hole is formed in the three-phase electric copper plate, an assembly component is arranged on the side wall of the three-phase electric copper plate, the assembly component comprises an insulation limiting pipe and a limiting buckle arranged at the tail end of the insulation limiting pipe, the limiting buckle is inserted on the inner wall of the cabinet body, a waterproof seat is arranged at the top end of the cabinet body, the middle part of the waterproof seat is sunken downwards to form a water collecting tank, a water draining notch is formed in the wall of the water collecting tank, a drainage plate is arranged on one side, facing away from the water collecting tank, of the water draining notch, a water tank is arranged below the drainage plate, a water pump is arranged in the water tank, and the output end of the water pump is connected with the input end of a water cooling pipe, and the water cooling pipe is arranged on the inner wall of the cabinet body. According to the invention, through the design of the fixing seat, the relay and the three-phase copper plate, the transformer in the cabinet body is powered in a transverse mode, no holes are drilled on the cabinet body, and the penetration of rainwater to the cabinet body is prevented.

Description

Transformer cabinet

Technical Field

The invention relates to the technical field of transformers, in particular to a transformer cabinet.

Background

A transformer is a device for changing an ac voltage using the principle of electromagnetic induction, and is mainly composed of a primary coil, a secondary coil, and an iron core (magnetic core). The main functions are as follows: voltage transformation, current transformation, impedance transformation, isolation, voltage stabilization (magnetic saturation transformers), and the like, and the transformers are widely applied to residential communities, commercial centers, industrial and mining enterprises, hospitals, schools, and the like. In order to protect the transformer, the transformer is usually placed in a transformer cabinet, and the transformer cabinet is used for installing the transformer and some auxiliary equipment thereof, and has a certain protection function on the equipment, for example, physical hard isolation is implemented in safety so as to achieve the functions of electric shock prevention, misoperation prevention, rain prevention and the like.

The existing transformer cabinets are various, but in the use process of the existing transformer cabinets, the vertical power feeding mode is adopted to supply power to the voltage device in the transformer cabinet, so that holes are needed to be drilled at the top end of the transformer cabinet, the wire harness avoiding effect of the power supply line is achieved, but due to the fact that holes are drilled at the top end of the transformer cabinet, when the transformer cabinet is in rainy weather, rainwater penetration phenomenon occurs easily, and the use safety performance of the transformer is reduced.

Disclosure of Invention

Based on this, an object of an embodiment of the present invention is to provide a transformer cabinet for supplying power laterally.

The utility model provides a transformer cabinet, includes the cabinet body and locates the internal subassembly that advances of cabinet, advance the electricity subassembly including locating fixing base on the internal wall of cabinet, locate relay in the fixing base with locate relay output one side's three-phase electric copper plate, be equipped with on the three-phase electric copper plate and dodge the hole, three-phase electric copper plate's lateral wall is equipped with assembly component, assembly component includes insulating spacing pipe and locates insulating spacing pipe terminal spacing knot, spacing knot is pegged graft on the internal wall of cabinet, the top of the cabinet body is equipped with waterproof seat, the middle part undercut of waterproof seat forms a water catch bowl, be equipped with the drainage breach on the cell wall of water catch bowl, the drainage breach dorsad one side of water catch bowl is equipped with the drainage board, the below of drainage board is equipped with the water tank, be equipped with the water pump in the water tank, the output of water pump is connected with the input of water cooling pipe, the water cooling pipe is located on the internal wall of the cabinet body.

Above-mentioned transformer cabinet, through the fixing base the relay with the design of three-phase electric copper board, so that adopt horizontal mode to supply power to the internal transformer of cabinet, need not to be in the drilling on the cabinet body has prevented the rainwater to the infiltration of the cabinet body, through insulating spacing pipe with the design of spacing knot, effectually improved the three-phase electric copper board with stability of structure between the cabinet body, through the water catch bowl the water drainage breach with the design of drainage board, effectually prevented the accumulation of cabinet body top rainwater has effectually played the effect of drainage has improved the waterproof performance of transformer cabinet.

Further, the side wall of the cabinet body is provided with a limiting assembly, the limiting assembly comprises a limiting column, a limiting plate arranged at the tail end of the limiting column and a spring group arranged on the inner wall of the cabinet body, and the spring group is sleeved between the limiting column and the cabinet body.

Further, a limit bolt is arranged on the three-phase electric copper plate, the limit bolt is arranged below the avoidance hole, a fixing sleeve in threaded connection is arranged on the outer wall of the limit bolt, and two ends of the fixing sleeve are fixedly arranged on the three-phase electric copper plate.

Further, one side of the fixing base, which is opposite to the three-phase copper plate, is provided with a plug-in buckle, the plug-in buckle comprises an extension plate, a plug-in plate and a barb plate, the plug-in plate and the barb plate are respectively arranged at the tail end of the extension plate, and the barb plate extends along the tail end of the extension plate, which is opposite to the plug-in plate.

Further, an end cover is arranged on the water tank, a water accumulation tank is arranged on the end cover, a filter plate is arranged at the bottom of the water accumulation tank, and a filter hole of the filter plate is communicated with the water tank.

Further, the water draining notch adopts a wedge-shaped notch structure, the drainage plate adopts a triangular prism structure, the first side surface of the drainage plate is attached to the outer wall of the cabinet body, the second side surface of the drainage plate is perpendicular to the outer wall of the cabinet body, and the third side surface of the drainage plate is connected with a water outlet of the water draining notch.

Further, a limit groove is formed in the inner wall of the cabinet body, and the limit buckle is inserted into the limit groove.

Further, the limit button adopts a frustum-shaped structure, the radius of the limit button is sequentially reduced along the contact end of the limit pipe and back to the limit pipe, and the maximum radius of the limit button is smaller than the radius of the notch of the limit groove.

Further, the three-phase copper plate and the fixing seat are fixed in a welding, inserting or clamping mode.

Further, the bottom of the cabinet body is provided with a vibration reduction seat, and waterproof plates are arranged between the vibration reduction seat and the waterproof seat and between the cabinet body.

Drawings

Fig. 1 is a schematic structural diagram of a transformer cabinet according to a first embodiment of the present invention;

FIG. 2 is a schematic view of the end cap of FIG. 1;

FIG. 3 is a schematic view of a plug buckle according to a first embodiment of the present invention;

FIG. 4 is a schematic structural view of an end cap according to a second embodiment of the present invention;

fig. 5 is a schematic diagram of a connection structure between a limiting assembly and a cabinet according to a second embodiment of the present invention.

Description of the Main element symbols

Transformer cabinet	100，100a	Cabinet body	10
				Power supply assembly	20	Fixing seat	21
Three-phase electric copper plate	22	Assembly component	23
				Insulating limiting tube	24	Limiting buckle	25
Limiting bolt	26	Fixing sleeve	27
				Plug-in buckle	28	Extension board	281
Plug board	282	Reverse hook plate	283
				Waterproof seat	30	Water collecting tank	31
Drain notch	32	Drainage plate	33
				Water tank	40	End cap	41
Water cooling pipe	42	Spacing subassembly	50
				Spacing post	51	Limiting plate	52
Spring set	53	Avoidance hole	29

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, based on the embodiments of the invention, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the invention. Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, based on the embodiments of the invention, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the invention.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.

Referring to fig. 1 to 2, a first embodiment of the present invention provides a transformer cabinet 100, including a cabinet body 10 and a power feeding assembly 20 disposed in the cabinet body 10, where the power feeding assembly 20 includes a fixing seat 21 disposed on an inner wall of the cabinet body 10, a relay disposed in the fixing seat 21, and a three-phase copper plate 22 disposed on one side of an output end of the relay, where the fixing seat 21 is used to bear the relay and fix with the cabinet body 10, the relay is used to control an external power supply to control a power supply switch of the transformer in the cabinet body 10, preferably, the three-phase copper plate 22 is provided with a avoidance hole 29, the avoidance hole 29 is used to avoid a wire harness of a power supply line on the transformer, and by the design of the three-phase copper plate 22, the transformer in the cabinet body 10 is powered by a transverse manner, without drilling holes on the cabinet body 10, so as to prevent rainwater from penetrating the cabinet body 10.

In this embodiment, the lateral wall of three-phase electric copper board 22 is equipped with assembly subassembly 23, assembly subassembly 23 includes insulating spacing pipe 24 and locates spacing knot 25 at the end of insulating spacing pipe 24, spacing knot 25 is pegged graft on the inner wall of cabinet body 10, wherein, through insulating spacing pipe 24 with the design of spacing knot 25, the effectual improvement three-phase electric copper board 22 with the stability of structure between the cabinet body 10, and prevented the emergence of three-phase electric copper board 22 electric leakage phenomenon.

Specifically, a limiting groove is formed in the inner wall of the cabinet body 10, the limiting buckle 25 is inserted into the limiting groove, the limiting buckle 25 is of a frustum-shaped structure, the radius of the limiting buckle 25 is reduced along the contact end of the limiting pipe and back to the limiting pipe in sequence, and the maximum radius of the limiting buckle 25 is smaller than the radius of the notch of the limiting groove.

Further, the top of the cabinet body 10 is provided with a waterproof seat 30, the middle of the waterproof seat 30 is recessed downwards to form a water collecting tank 31, the water collecting tank 31 is used for bearing rainwater, a water draining notch 32 is formed in the tank wall of the water collecting tank 31, the water draining notch 32 is used for draining the rainwater in the water collecting tank 31, one side of the water draining notch 32, which is opposite to the water collecting tank 31, is provided with a drainage plate 33, the drainage plate 33 is used for draining the rainwater drained by the water draining notch 32 so as to prevent the rainwater from penetrating the side wall of the cabinet body 10, preferably, a water tank 40 is arranged below the drainage plate 33, a water pump is arranged in the water tank 40, the output end of the water pump is connected with the input end of a water cooling pipe 42, and the water cooling pipe 42 is arranged on the inner wall of the cabinet body 10, wherein the water tank 40 and the water cooling pipe 42 are designed so that a water cooling mode is adopted to effectively cool the transformer in the cabinet body 10, and the heat dissipation performance of the transformer 100 is improved.

In this embodiment, the water draining notch 32 adopts a wedge notch structure, the drainage plate 33 adopts a triangular prism structure, a first side surface of the drainage plate 33 is attached to the outer wall of the cabinet 10, a second side surface of the drainage plate is perpendicular to the outer wall of the cabinet 10, and a third side surface of the drainage plate is connected with a water outlet of the water draining notch 32.

Still further, be equipped with spacing bolt 26 on the three-phase electric copper board 22, spacing bolt 26 locates dodge the below of hole 29, the outer wall of spacing bolt 26 is equipped with threaded connection's fixed cover 27, the both ends of fixed cover 27 are fixed to be located on the three-phase electric copper board 22, wherein, through the design of spacing bolt 26, can adopt the rotation spacing bolt 26's mode is with right the effect that the power supply line bundle in dodging the hole 29 played fixedly, the effectual vibration that prevents this power supply line bundle, and through the design of fixed cover 27, effectually improved spacing bolt 26 with stability of structure between the three-phase electric copper board 22.

Referring to fig. 3, a socket buckle 28 is disposed on a side of the fixing base 21 facing away from the three-phase copper plate 22, the socket buckle 28 includes an extension board 281, and a socket board 282 and a barb board 283 which are disposed at the end of the extension board 281, and the barb board 283 extends along the end of the extension board 281 facing away from the socket board 282, wherein, by the design of the socket board 282, the stability of the assembly between the fixing base 21 and the cabinet 10 is effectively ensured, and by the design of the barb board 283, the falling phenomenon caused by vibration when the cabinet 10 or the fixing base 21 occurs is effectively prevented.

In addition, in this embodiment, the end cover 41 is disposed on the water tank 40, a water accumulation tank is disposed on the end cover 41, a filter plate is disposed at the bottom of the water accumulation tank, and a filter hole of the filter plate is communicated with the water tank 40, wherein, by means of the design of the water accumulation tank, rainwater drained by the drainage plate 33 can be effectively collected, larger impurities can be filtered by the filter plate, and the filtered rainwater can be conveyed into the water tank 40 through the filter hole.

Preferably, the three-phase copper plate 22 is fixed with the fixing seat 21 by welding, inserting or clamping, a vibration damping seat is arranged at the bottom of the cabinet body 10, and waterproof plates are arranged between the vibration damping seat and the waterproof seat 30 and the cabinet body 10, wherein the vibration of the cabinet body 10 is effectively reduced through the design of the vibration damping seat, and the waterproof performance of the transformer cabinet 100 is further improved through the design of the waterproof plates.

In this embodiment, through the design of fixing base 21 the relay with three-phase electric copper plate 22, so that adopt horizontal mode to supply power to the transformer in the cabinet body 10, need not to be in the drilling on the cabinet body 10 has prevented that the rainwater is right the infiltration of the cabinet body 10, through insulating spacing pipe 24 with the design of spacing knot 25, the effectual improvement three-phase electric copper plate 22 with the stability of structure between the cabinet body 10, through water catch bowl 31 the design of draining breach 32 with drainage plate 33, effectually prevented the piling up of cabinet body 10 top rainwater has played the effect of drainage, has improved the waterproof performance of transformer cabinet 100.

Referring to fig. 4, a schematic structural diagram of a transformer cabinet 100a according to a second embodiment of the present invention is provided, the structure of the second embodiment is substantially the same as that of the first embodiment, and the difference is that in the present embodiment, a limit component 50 is disposed on a side wall of the cabinet 10, the limit component 50 is used for preventing a transformer in the cabinet 10 from moving, specifically, referring to fig. 5, the limit component 50 includes a limit post 51, a limit plate 52 disposed at an end of the limit post 51, and a spring group 53 disposed on an inner wall of the cabinet 10, the spring group 53 is sleeved between the limit post 51 and the cabinet 10, the end of the limit post 51 penetrates through the cabinet 10 and is connected with the limit plate 52, when the spring group 53 is in a loose state, the limit post 51 extends toward an inside of the cabinet 10 by abutting against the limit post 51, so as to achieve an effect of preventing movement of the transformer, and when a transformer needs to be replaced or repaired, the limit post 52 moves back toward the inside of the cabinet 10 by grabbing the limit plate 52, so as to achieve an effect of shrinking the limit post 53.

The above embodiments describe the technical principle of the present invention, and these descriptions are only for explaining the principle of the present invention and should not be construed in any way as limiting the scope of the present invention. Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein, without departing from the spirit and scope of the invention.

Claims

1. A transformer cabinet, characterized in that: including the cabinet body with locate the internal subassembly that advances of cabinet, advance the electricity subassembly including locating fixing base on the internal wall of cabinet, locate relay in the fixing base with locate three-phase electric copper plate of relay output one side, be equipped with on the three-phase electric copper plate and dodge the hole, three-phase electric copper plate's lateral wall is equipped with assembly components, assembly components includes insulating spacing pipe and locates insulating spacing pipe terminal spacing knot, spacing knot is pegged graft on the inner wall of the cabinet body, the top of the cabinet body is equipped with waterproof seat, the middle part undercut of waterproof seat forms a water catch bowl, be equipped with the drainage breach on the cell wall of water catch bowl, the drainage breach is dorsad one side of water catch bowl is equipped with the drainage board, the below of drainage board is equipped with the water tank, be equipped with the water pump in the water tank, the output of water pump is connected with the input of water cooling pipe, the water cooling pipe is located on the inner wall of the cabinet body.

2. The transformer cabinet of claim 1, wherein: the side wall of the cabinet body is provided with a limiting assembly, the limiting assembly comprises a limiting column, a limiting plate arranged at the tail end of the limiting column and a spring group arranged on the inner wall of the cabinet body, and the spring group is sleeved between the limiting column and the cabinet body.

3. The transformer cabinet of claim 1, wherein: the three-phase electric copper plate is provided with a limiting bolt, the limiting bolt is arranged below the avoidance hole, the outer wall of the limiting bolt is provided with a fixing sleeve in threaded connection, and two ends of the fixing sleeve are fixedly arranged on the three-phase electric copper plate.

4. The transformer cabinet of claim 1, wherein: the fixing base is back to one side of three-phase electric copper board is equipped with the grafting knot, the grafting knot is including extending board and locating respectively extending terminal plugboard and the barb board of board, the barb board is followed extending terminal dorsad of extending board the plugboard extends.

5. The transformer cabinet of claim 1, wherein: the water tank is provided with an end cover, the end cover is provided with a water accumulation tank, the bottom of the water accumulation tank is provided with a filter plate, and the filtering holes of the filter plate are communicated with the water tank.

6. The transformer cabinet of claim 1, wherein: the drainage notch adopts a wedge-shaped notch structure, the drainage plate adopts a triangular prism structure, the first side surface of the drainage plate is attached to the outer wall of the cabinet body, the second side surface of the drainage plate is perpendicular to the outer wall of the cabinet body, and the third side surface of the drainage plate is connected with a water outlet of the drainage notch.

7. The transformer cabinet of claim 1, wherein: the inner wall of the cabinet body is provided with a limit groove, and the limit buckle is inserted into the limit groove.

8. The transformer cabinet of claim 7, wherein: the limiting buckle adopts a frustum-shaped structure, the radius of the limiting buckle is sequentially reduced along the contact end of the limiting buckle and the limiting pipe and back to the limiting pipe, and the maximum radius of the limiting buckle is smaller than the radius of the notch of the limiting groove.

9. The transformer cabinet of claim 1, wherein: the three-phase copper plate is fixed with the fixing seat in a welding, inserting or clamping mode.

10. The transformer cabinet of claim 1, wherein: the bottom of the cabinet body is provided with a vibration reduction seat, and waterproof plates are arranged between the vibration reduction seat and the waterproof seat and between the cabinet body.