CN211208154U

CN211208154U - Transformer protection device

Info

Publication number: CN211208154U
Application number: CN201922416641.6U
Authority: CN
Inventors: 桑刚; 李帅; 李明清; 王培根
Original assignee: Xuzhou Hanxiang Electronic Co ltd
Current assignee: Xuzhou Hanxiang Electronic Co ltd
Priority date: 2019-12-29
Filing date: 2019-12-29
Publication date: 2020-08-07
Anticipated expiration: 2029-12-29

Abstract

The utility model relates to the technical field of transformers, and discloses a transformer protection device, which comprises a device main body, a top cover is fixedly connected with the top of the device main body, four corners of the top cover are fixedly connected with a fixed plate, two sides of the device main body are both provided with heat dissipation holes, the back of the device main body is provided with wire holes, the inner sides of the wire holes are embedded with soft plugs, the bottom of the device main body is fixedly connected with a steel frame, the inner sides of the steel frame are provided with screw holes, the device main body is movably connected with a device door, the outer surface of the device door is respectively provided with a handle, a transparent cover and a microcomputer protection device, the top of the handle is provided with a lock hole, the front of the microcomputer protection device is embedded with a display screen and a button, the top and the bottom of the microcomputer protection device are, the exposure of the transformer is avoided, the safety of the transformer is improved, and the interference of the transformer by external factors is reduced.

Description

Transformer protection device

Technical Field

The utility model relates to a transformer technical field especially relates to a transformer protection device.

Background

The transformer is a device for changing alternating voltage by utilizing the principle of electromagnetic induction, and main components are a primary coil, a secondary coil and an iron core (magnetic core), and the transformer has the main functions of: voltage transformation, current transformation, impedance transformation, isolation, voltage stabilization (magnetic saturation transformer), and the like.

Current transformer protection device, the installation is steady inadequately, and mouse or birds contact transformer result in the transformer to appear short-circuit fault easily, can not carry out omnidirectional protection to the transformer, make the transformer expose, the security that leads to the transformer is poor and the transformer is disturbed by external factors easily, it is inconvenient to monitor the transformer, make the staff can not maintain and maintain transformer or circuit the very first time, the staff still need check a bit when the transformer breaks down, make the long increase of power failure.

SUMMERY OF THE UTILITY MODEL

Problems to be solved

An object of the utility model is to provide a transformer protection device has solved not steady enough of installation to transformer protection's more comprehensive characteristics, can not carry out the omnidirectional protection to the transformer for the transformer exposes, and the security that leads to the transformer is poor inconvenient monitors the transformer, and the staff still needs some investigation during the trouble, leads to the problem of the long increase of power failure.

(II) technical scheme

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a transformer protection device, includes the device main part, the top fixedly connected with top cap of device main part, the four corners fixedly connected with fixed plate of top cap, the louvre has all been seted up to the both sides of device main part, the line hole has been seted up at the back of device main part, the inboard embedding in line hole has soft stopper, the bottom fixedly connected with steelframe of device main part, the screw has been seted up to the inboard of steelframe, the swing joint of device main part has the device door, handle and transparent cover and computer protection device are installed respectively to the surface of device door, the lockhole has been seted up at the top of handle, computer protection device's front embedding has display screen and button, computer protection device's top and bottom fixedly connected with fixed block.

Preferably, the cross section of the top cover is in a herringbone shape, the top cover is positioned at the top of the device body, and the top cover is fixedly connected with the device body.

Preferably, the number of the fixing plates is four, the four fixing plates are located at four corners of the top cover and fixedly connected with the top plate.

Preferably, the diameter of the string hole is equal to the diameter of the soft plug inserted into the string hole, the diameter of the soft plug not inserted into the string hole is larger than the diameter of the string hole, and the soft plug is inserted into the string hole.

Preferably, the transparent cover is made of transparent plastics, the transparent cover is rectangular, and the transparent cover is positioned on the outer side of the microcomputer protection device.

Preferably, the microcomputer protection device comprises a key and a display screen on the front surface of the microcomputer protection device and fixing blocks at the top and the bottom of the microcomputer protection device, and the microcomputer protection device is embedded in the front surface of the device door.

(III) advantageous effects

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses a device main part that sets up, when using, the staff at first moves the device main part to the place that needs the installation, then insert the screw and make the device main part be fixed in the screw of two steelframe inboards of device main part bottom, then insert the screw in the fixed plate of top cap top four corners department, make the device main part fixed more firm, the staff opens the device door of device main part front again and puts into the transformer, extract the soft stopper in the line hole of device main part back, extract as many line holes as required, and insert the cable and link to each other with the transformer, make the transformer can begin to operate, the staff makes the device door be closed and rotates the handle on the device door through promoting the handle, make the device door locked, then the staff extracts the key in the lock hole of handle, this kind of mode compares in traditional mode, can make the installation of the inside transformer of device main part more steady, and can prevent that the line hole that goes out more from has mouse or birds to get into and lead to the transformer to appear short-circuit fault, can also carry out omnidirectional protection to the transformer, avoided exposing of transformer, increased the security of transformer and reduced the transformer and disturbed by external factor.

(2) The utility model discloses a computer protection device who sets up, after the transformer begins to function, the staff opens the transparent cover, and the transparent cover can protect computer protection device, prevent that computer protection device from being splashed wet by the rainwater, operate and set up through display screen and button on the computer protection device, make the staff monitor the transformer through the computer protection device of installation on the device door, make the vary voltage ball low-voltage appear, the PT broken string, overvoltage, computer protection device can report an emergency and ask for help or increased vigilance to transformer or circuit the very first time when the trouble of zero sequence overvoltage, thereby avoid the transformer to break down and lead to staff still need some investigation, make the power failure increase when long.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a back view of the present invention;

fig. 3 is a sectional view of the door structure of the present invention.

In the figure: 1. a top cover; 2. a device main body; 201. a soft plug; 202. a wire hole; 3. a device door; 4. a lock hole; 5. a handle; 6. a steel frame; 7. a screw hole; 8. heat dissipation holes; 9. pressing a key; 10. a transparent cover; 11. a display screen; 12. a microcomputer protection device; 1201. a fixed block; 13. and (7) fixing the plate.

The utility model discloses the instrument that mentions in all can obtain through market purchase and private customization:

microcomputer protection device: AM 5-U.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a transformer protection device, including a device body 2, a top cover 1 is fixedly connected to the top of the device body 2, a fixing plate 13 is fixedly connected to four corners of the top cover 1, heat dissipation holes 8 are formed in both sides of the device body 2, a wire hole 202 is formed in the back of the device body 2, a soft plug 201 is embedded in the inner side of the wire hole 202, a steel frame 6 is fixedly connected to the bottom of the device body 2, a screw hole 7 is formed in the inner side of the steel frame 6, a device door 3 is movably connected to the device body 2, a handle 5, a transparent cover 10 and a microcomputer protection device 12 are respectively installed on the outer surface of the device door 3, a lock hole 4 is formed in the top of the handle 5, a display screen 11 and a key 9 are embedded in the front of the microcomputer protection.

In this embodiment, specifically, the cross-sectional shape of the top cover 1 is a "herringbone", the top cover 1 is located at the top of the device body 2, and the top cover 1 is fixedly connected with the device body 2, so that rainwater can flow downwards along the top cover 1, and a water accumulation phenomenon cannot occur.

In this example, specifically, four fixing plates 13 are provided, four fixing plates 13 are located at four corners of the top cover 1, the fixing plates 13 are fixedly connected with the top plate, and screws are inserted into the fixing plates 13 at the four corners of the top cover 1, so that the device body 2 is fixed more firmly, and the transformer inside the device body 2 is mounted more stably.

In this embodiment, specifically, the diameter of the wire hole 202 is equal to the diameter of the soft plug 201 inserted into the wire hole 202 of the soft plug 201, the diameter of the soft plug 201 not inserted into the wire hole 202 is larger than the diameter of the wire hole 202, and the soft plug 201 is inserted into the wire hole 202, so that the short-circuit fault of the transformer caused by the entrance of mice or birds in the excessive wire holes 202 can be prevented, and the excessive wire holes 202 are not completely inserted when the soft plug 201 is inserted into the wire hole 202.

In this embodiment, specifically, the transparent cover 10 is made of transparent plastic, the transparent cover 10 is rectangular, the transparent cover 10 is located outside the microcomputer protection device 12, and the transparent cover 10 can protect the microcomputer protection device 12, prevent the microcomputer protection device 12 from being splashed by rainwater, and allow the microcomputer protection device 12 to be viewed without opening the transparent cover 10.

In this embodiment, specifically, the microcomputer protection device 12 includes a key 9 and a display screen 11 on the front of the microcomputer protection device 12 and fixed blocks 1201 on the top and bottom of the microcomputer protection device 12, the microcomputer protection device 12 is embedded in the front of the device door 3, and the microcomputer protection device 12 can monitor the transformer through the microcomputer protection device 12 installed on the device door 3 by operating and setting the key 9 and the display screen 11 on the microcomputer protection device 12, so that the microcomputer protection device 12 can give an alarm when the transformer ball has a fault of low voltage, PT disconnection, overvoltage, or overvoltage, and the worker can maintain and repair the transformer or the line at the first time, thereby avoiding that the worker still needs to perform a little-point investigation due to the fault of the transformer, and increasing the time of zero sequence.

The working principle is as follows: the utility model discloses a fixed mounting and safety protection are examined earlier, when using, the staff at first carries device main part 2 to the place that needs the installation, then insert the screw and make device main part 2 be fixed in the screw 7 of two steelframe 6 inboard in device main part 2 bottom, then insert the screw in the fixed plate 13 of top 1 top four corners department, make device main part 2 fixed more firm, the staff opens the positive device door 3 of device main part 2 again and puts into the transformer, extract soft plug 201 in the line hole 202 of device main part 2 back, extract as many line holes 202 as required, and insert the cable and link to each other with the transformer, make the transformer can begin to operate, the staff makes device door 3 be closed and rotates handle 5 on the device door 3 through promoting handle 5, make device door 3 be locked, then the staff extracts the key in 4 on handle 5, compared with the traditional mode, the mode can lead the transformer in the device main body 2 to be installed more stably, can prevent the transformer from short-circuit fault caused by the entrance of mice or birds in the multiple wire holes 202, can also carry out omnibearing protection on the transformer, avoids the exposure of the transformer, increases the safety of the transformer and reduces the interference of the transformer by external factors, when the transformer starts to operate, a worker opens the transparent cover 10, the transparent cover 10 can protect the microcomputer protection device 12, the microcomputer protection device 12 is prevented from being splashed by rainwater, the operation and the setting are carried out through the display screen 11 and the keys 9 on the microcomputer protection device 12, the worker can monitor the transformer through the microcomputer protection device 12 installed on the device door 3, and the microcomputer protection device 12 can give an alarm when the fault of low voltage, PT wire break, overvoltage and zero sequence overvoltage occurs to the transformer ball, make the staff can maintain and maintain transformer or circuit the very first time to avoid the transformer to break down and lead to the staff still to need some investigation, make the long increase of power failure, just so accomplished the utility model discloses a use, the utility model discloses simple structure convenient to use.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

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.

Claims

1. A transformer protection device includes a device main body (2), characterized in that: the top of the device main body (2) is fixedly connected with a top cover (1), four corners of the top cover (1) are fixedly connected with a fixing plate (13), heat dissipation holes (8) are formed in two sides of the device main body (2), a wire hole (202) is formed in the back of the device main body (2), a soft plug (201) is embedded in the inner side of the wire hole (202), a steel frame (6) is fixedly connected to the bottom of the device main body (2), a screw hole (7) is formed in the inner side of the steel frame (6), a device door (3) is movably connected to the device main body (2), a handle (5), a transparent cover (10) and a microcomputer protection device (12) are respectively installed on the outer surface of the device door (3), a lock hole (4) is formed in the top of the handle (5), a display screen (11) and a key (9) are embedded in the front of the microcomputer, the top and the bottom of the microcomputer protection device (12) are fixedly connected with fixing blocks (1201).

2. A transformer protection device according to claim 1, characterized in that: the cross section of the top cover (1) is in a herringbone shape, the top cover (1) is positioned at the top of the device main body (2), and the top cover (1) is fixedly connected with the device main body (2).

3. A transformer protection device according to claim 1, characterized in that: the fixed plate (13) is provided with four, four the fixed plate (13) are located the four corners department of top cap (1), fixed plate (13) and roof fixed connection.

4. A transformer protection device according to claim 1, characterized in that: the diameter of the wire hole (202) is equal to the diameter of the soft plug (201) embedded in the wire hole (202) of the soft plug (201), the diameter of the soft plug (201) not embedded in the wire hole (202) is larger than the diameter of the wire hole (202), and the soft plug (201) is embedded in the wire hole (202).

5. A transformer protection device according to claim 1, characterized in that: the transparent cover (10) is made of transparent plastics, the transparent cover (10) is rectangular, and the transparent cover (10) is positioned on the outer side of the microcomputer protection device (12).

6. A transformer protection device according to claim 1, characterized in that: the microcomputer protection device (12) comprises a key (9) and a display screen (11) on the front face of the microcomputer protection device (12) and fixing blocks (1201) on the top and the bottom of the microcomputer protection device (12), and the microcomputer protection device (12) is embedded in the front face of the device door (3).