CN212967318U

CN212967318U - Transformer protector

Info

Publication number: CN212967318U
Application number: CN202022300688.9U
Authority: CN
Inventors: 左永清
Original assignee: Baoding Qianjin Electric Technology Co ltd
Current assignee: Baoding Qianjin Electric Technology Co ltd
Priority date: 2020-10-15
Filing date: 2020-10-15
Publication date: 2021-04-13
Anticipated expiration: 2030-10-15

Abstract

The utility model discloses a transformer protector, including protective housing and top cap, the top slope welding of the outside one side of protective housing has the guide plate, the guiding gutter has been seted up at the top of guide plate, the guiding gutter is equipped with a plurality ofly and at the top evenly distributed of guide plate, first jack, two have all been seted up to the surface both sides of top cap first jack is equilateral triangle and symmetry setting, it has first inserted post to peg graft in the first jack, the below that the top cap bottom is located two first jacks all is equipped with the locking mechanism of fixed protective housing and top cap, the inner wall middle part welding that the protective housing is close to the guide plate has the mounting box, install bee calling organ in the mounting box, the bottom is equipped with weight detection mechanism in the protective housing. The utility model discloses install the transformer inside the protective housing, prevent that it from being exposed to the sun for a long time and drenching with rain to the life of extension transformer prevents that the inside transformer of protective housing is stolen, carries out further protection to the transformer.

Description

Transformer protector

Technical Field

The utility model relates to a transformer technical field especially relates to a transformer protector.

Background

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

The transformer is often installed outdoors, the existing transformer lacks a protective device, and the service life of the transformer is shortened due to long-time exposure to the sun and rain; and the copper line in the transformer is stolen easily, and current transformer can't protect it.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a transformer protection device.

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

a transformer protection device comprises a protection box and a top cover, wherein a guide plate is welded above one side outside the protection box in an inclined mode, a guide groove is formed in the top of the guide plate and provided with a plurality of guide grooves which are evenly distributed on the top of the guide plate, first jacks are formed in two sides of the surface of the top cover, two first jacks are equilateral triangles and symmetrically arranged, a first inserting column is inserted into each first jack, a second inserting column is rotatably connected to the bottom of the first inserting column, a rotary disc is welded to the top of the first inserting column, a connecting rod is welded to the center of the bottom of the rotary disc and penetrates through the first inserting column and is welded to the top of the second inserting column, locking mechanisms for fixing the protection box and the top cover are arranged below the two first jacks at the bottom of the top cover, a mounting box is welded to the middle portion of the inner wall, close to the guide plate, of the protection box, a buzzer is installed in the installation box, and a weight detection mechanism is arranged at the bottom in the protection box.

Preferably, the top cap articulates in the top of protective housing, the protective housing outside is located the below of guide plate and has seted up the thermovent, the thermovent is equipped with a plurality ofly, and is a plurality of all install the dust screen on the thermovent.

Preferably, the sound outlet has been seted up to the mounting box outside of being located on the protective housing, the sound outlet is equipped with a plurality ofly, first post and the first jack looks adaptation of inserting, carousel top edge welding has handheld handle, the PLC controller is installed to protective housing one side inner wall below.

Preferably, locking mechanism includes gear and rack, the welding of top cap bottom has the mounting bracket, the top middle part of mounting bracket is rotated and is connected with the back shaft, the gear is installed in the top of back shaft, the rack is located the side of gear and meshes with the gear.

Preferably, a second jack is formed in the center of the top of the gear, the shape and the size of the second jack are the same as those of the first jack, fixing grooves matched with the top ends of the racks are formed in the upper portions of the inner walls of the two opposite sides of the protection box, and the racks are connected with the bottom of the top cover in a sliding mode.

Preferably, the weight detection mechanism comprises two pressure sensors, the two pressure sensors are respectively embedded in two sides of the bottom in the protective box, and the pressure sensors are electrically connected with the PLC.

Preferably, the weight detection mechanism comprises an electronic scale, the electronic scale is horizontally embedded at the inner bottom of the protective box, and the electronic scale is electrically connected with the PLC.

The utility model has the advantages that:

1. install the transformer inside the protective housing, the protective housing can protect the transformer, prevents that it from being exposed to the sun for a long time and drenching with rain, and the heat dissipation mouth makes things convenient for the transformer heat dissipation, and guide plate and guiding gutter carry out the water conservancy diversion to the rainwater, prevent that the rainwater from getting into inside the protective housing from the heat dissipation mouth to the life of extension transformer.

2. After covering the top cap, insert first jack and second jack with first inserted column and second inserted column, utilize handheld handle to rotate the carousel, the carousel passes through the connecting rod and drives the second inserted column and rotate, the second inserted column drives gear revolve, inside the gear drives the rack and removes until the top inserts the fixed slot to the fixed slot direction, then lock between top cap and the protective housing, the just rotatable gear of first inserted column and second inserted column that needs special shape, then external personnel can't open the top cap, prevent that the inside transformer of protective housing is stolen, protect the transformer.

3. When the top cover is opened violently by outside personnel to steal the copper line in the transformer, the transformer weight is lightened, and weight change of the transformer is transmitted to the PLC controller in real time by the weight detection mechanism, and the PLC controller controls the buzzer to give an alarm sound and send warning information to a power company, so that the transformer is further prevented from being stolen, and the transformer is protected.

Drawings

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

fig. 2 is a top cross-sectional view of an embodiment 1 of a transformer guard according to the present invention;

fig. 3 is a front cross-sectional view of an embodiment 1 of a transformer guard according to the present invention;

fig. 4 is a cross-sectional view of a first post and a second post of embodiment 1 of a transformer guard according to the present invention;

fig. 5 is a front cross-sectional view of embodiment 2 of a transformer guard according to the present invention.

In the figure: 1. a first jack; 2. a turntable; 3. a first insert post; 4. a top cover; 5. a baffle; 6. a diversion trench; 7. a heat dissipation port; 8. a sound outlet; 9. a protective box; 10. fixing grooves; 11. a gear; 12. a second jack; 13. a rack; 14. a mounting frame; 15. a PLC controller; 16. a pressure sensor; 17. a support shaft; 18. mounting a box; 19. a buzzer; 20. a connecting rod; 21. an electronic scale; 22. the second insert column.

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.

Example 1

Referring to fig. 1-4, a transformer protection device comprises a protection box 9 and a top cover 4, wherein a guide plate 5 is welded above one side outside the protection box 9 in an inclined manner, a guide groove 6 is formed in the top of the guide plate 5, the guide groove 6 is provided with a plurality of guide grooves which are uniformly distributed on the top of the guide plate 5, first jacks 1 are formed in two sides of the surface of the top cover 4, the two first jacks 1 are respectively in an equilateral triangle shape and are symmetrically arranged, a first inserting column 3 is inserted into the first jack 1, the bottom of the first inserting column 3 is rotatably connected with a second inserting column 22, a rotary table 2 is welded on the top of the first inserting column 3, a connecting rod 20 is welded at the center of the bottom of the rotary table 2, the connecting rod 20 penetrates through the first inserting column 3 and is welded with the top of the second inserting column 22, a locking mechanism for fixing the protection box 9 and the top cover 4 is arranged below the two first jacks 1 at the bottom of the top cover, a buzzer 19 is arranged in the mounting box 18, and a weight detection mechanism is arranged at the bottom in the protective box 9.

In the embodiment, the top cover 4 is hinged on the top of the protection box 9, a plurality of heat dissipation ports 7 are arranged on the outer portion of the protection box 9 and below the guide plate 5, a dust screen is mounted on each of the plurality of heat dissipation ports 7, a plurality of sound outlet ports 8 are arranged on the protection box 9 and outside the mounting box 18, the plurality of sound outlet ports 8 are arranged, the first plug posts 3 are matched with the first insertion holes 1, the handheld handle is welded on the edge of the top of the turntable 2, the PLC 15 is mounted below the inner wall of one side of the protection box 9, the buzzer 19 is electrically connected with the PLC 15, the locking mechanism comprises a gear 11 and a rack 13, a mounting frame 14 is welded at the bottom of the top cover 4, a support shaft 17 is rotatably connected to the middle of the top of the mounting frame 14, the gear 11 is mounted on the top of the support shaft 17, the rack 13 is located on the side of the gear 11 and, the shape and size of the second jack 12 are the same as those of the first jack 1, the fixing grooves 10 matched with the tops of the racks 13 are formed in the inner walls of the two opposite sides of the protection box 9, the racks 13 are connected with the bottom of the top cover 4 in a sliding mode, the weight detection mechanism comprises pressure sensors 16, the pressure sensors 16 are arranged in two numbers, the two pressure sensors 16 are respectively embedded in the two sides of the bottom of the protection box 9, and the pressure sensors 16 are electrically connected with the PLC 15.

The working principle of the embodiment is as follows: the transformer is arranged in the protective box 9, the protective box 9 can protect the transformer to prevent the transformer from being exposed to the sun and rain for a long time, the heat dissipation port 7 is convenient for the heat dissipation of the transformer, the guide plate 5 and the guide groove 6 guide the rainwater to prevent the rainwater from entering the protective box 9 from the heat dissipation port 7, and therefore the service life of the transformer is prolonged; after the top cover 4 is covered, a first inserting column 3 and a second inserting column 22 are inserted into a first inserting hole 1 and a second inserting hole 12, the rotary table 2 is rotated by using the handheld handle, the rotary table 2 drives the second inserting column 22 to rotate through the connecting rod 20, the second inserting column 22 drives the gear 11 to rotate, the gear 11 drives the rack 13 to move towards the direction of the fixed groove 10 until the top end of the rack is inserted into the fixed groove 10, the top cover 4 and the protective box 9 are locked, the gear 11 can be rotated only when the first inserting column 3 and the second inserting column 22 in special shapes are needed, the top cover 4 cannot be opened by external personnel, a transformer in the protective box 9 is prevented from being stolen, and the transformer is protected; when an external person violently opens the top cover 4 to steal a copper wire in the transformer, the weight of the transformer is reduced, the pressure sensor 16 transmits the weight change of the transformer to the PLC 15 in real time, the PLC 15 controls the buzzer 19 to give an alarm sound and send alarm information to a power company, the transformer is further prevented from being stolen, and the transformer is protected.

Example 2

Referring to fig. 5, the present embodiment differs from embodiment 1 only in that the weight detecting mechanism includes an electronic scale 21, the electronic scale 21 is horizontally embedded in the inner bottom of the protection box 9, and the electronic scale 21 is electrically connected to the PLC controller 15.

The working principle of the embodiment is as follows: the electronic scale 21 weighs the transformer, and the electronic scale 21 transmits the weight change of the transformer to the PLC controller 15 in real time.

Having shown and described the basic principles and essential features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof, and it is therefore intended that the embodiments be considered as exemplary and not limiting in any way, since the scope of the invention is defined by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein and are therefore not to be embraced therein by any reference numerals in the claims.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The transformer protection device comprises a protection box (9) and a top cover (4), and is characterized in that a guide plate (5) is welded on the upper slope of one side outside the protection box (9), a guide groove (6) is formed in the top of the guide plate (5), the guide groove (6) is provided with a plurality of guide holes and uniformly distributed on the top of the guide plate (5), first jacks (1) are formed in two sides of the surface of the top cover (4), the two first jacks (1) are equilateral triangles and symmetrically arranged, a first inserting column (3) is inserted in the first jack (1), a second inserting column (22) is rotatably connected to the bottom of the first inserting column (3), a turntable (2) is rotatably connected to the top of the first inserting column (3), a connecting rod (20) is welded at the center of the bottom of the turntable (2), the connecting rod (20) penetrates through the first inserting column (3) and is welded with the top of the second inserting column (22), the locking mechanism that top cap (4) bottom was located two first jacks (1) below all is equipped with fixed protective housing (9) and top cap (4), the inner wall middle part welding that protective housing (9) is close to guide plate (5) has mounting box (18), install bee calling organ (19) in mounting box (18), the bottom is equipped with weight detection mechanism in protective housing (9).

2. The transformer protection device according to claim 1, wherein the top cover (4) is hinged to the top of the protection box (9), a plurality of heat dissipation openings (7) are formed in the outer portion of the protection box (9) below the guide plate (5), and dust screens are mounted on the plurality of heat dissipation openings (7).

3. The transformer protection device according to claim 2, wherein a sound outlet (8) is formed in the protection box (9) and located on the outer side of the mounting box (18), the sound outlet (8) is provided with a plurality of sound outlets, the first plug column (3) is matched with the first jack (1), a handheld handle is welded at the edge of the top of the rotary disc (2), and a PLC (programmable logic controller) (15) is installed below the inner wall of one side of the protection box (9).

4. The transformer protector according to claim 3, wherein the locking mechanism comprises a gear (11) and a rack (13), a mounting frame (14) is welded at the bottom of the top cover (4), a supporting shaft (17) is rotatably connected to the middle of the top of the mounting frame (14), the gear (11) is mounted at the top of the supporting shaft (17), and the rack (13) is located on the side of the gear (11) and meshed with the gear (11).

5. The transformer protection device according to claim 4, wherein a second insertion hole (12) is formed in the center of the top of the gear (11), the second insertion hole (12) is identical to the first insertion hole (1) in shape and size, fixing grooves (10) matched with the top ends of the racks (13) are formed in the upper portions of the inner walls of the two opposite sides of the protection box (9), and the racks (13) are slidably connected with the bottom of the top cover (4).

6. The transformer protection device according to claim 5, wherein the weight detection mechanism comprises two pressure sensors (16), the two pressure sensors (16) are respectively embedded at two sides of the bottom in the protection box (9), and the pressure sensors (16) are electrically connected with the PLC (15).

7. The transformer protection device according to claim 5, wherein the weight detection mechanism comprises an electronic scale (21), the electronic scale (21) is horizontally embedded at the inner bottom of the protection box (9), and the electronic scale (21) is electrically connected with the PLC (15).