CN211980344U - Buried transformer - Google Patents

Abstract

The utility model discloses a buried transformer, which belongs to the technical field of buried transformers, and comprises a protective box, wherein a transformer body is arranged inside the protective box, a connecting hole is formed in the side wall of the protective box, a flashing board is arranged on the side wall of the protective box and above the connecting hole, fixed columns are fixed at the two ends of the connecting hole on the side wall of the protective box, grooves are formed in the two fixed columns, a breathable yarn package is arranged between the two fixed columns, the breathable yarn package is connected with the fixed columns through an elastic ring, and a drying agent is filled in the breathable yarn package; the utility model discloses on the lateral wall of original buried transformer's protective housing, add watertight fittings, can avoid buried transformer at the in-process that uses through this watertight fittings, inside the rainwater entered into the protective housing through the louvre, and then influenced the life of the inside transformer body of protective housing.

Description

Buried transformer

Technical Field

The utility model belongs to the technical field of bury formula transformer, concretely relates to bury formula transformer.

Background

The buried transformer is divided into two parts, namely ground and underground, is suitable for urban environment (installed in a basement or a cellar), is particularly suitable for central cities with dense population, and is suitable for lighting and power systems of streets, expressways, bridges, tunnels, parking lots, airports, ports, tourist attractions and the like.

Chinese patent application No. 201921783108.7 discloses a bury formula transformer, including transformer body and guard box, transformer body fixed mounting is in the inside of guard box, the connecting hole has all been seted up, two to the left and right sides of guard box the slot that is located the guard box inside is all seted up to the inner chamber roof of connecting hole, two the equal fixedly connected with in inside of slot is sealed to be filled up, two the mounting groove that is located the guard box inside is all seted up to the inner chamber diapire of connecting hole, two the spout that is located the guard box inside is all seted up to the left and right sides wall of mounting groove inner chamber, two the equal fixed mounting of inner chamber diapire of mounting groove has electric putter. This bury formula transformer has solved because the most all is installed the transformer at the inside bottom of ground of then putting into of protective housing, leads to being not convenient for to be connected with external power cord, makes its not convenient to use's problem.

The above patent has the following problems: 1. the side wall of the protective box is provided with a connecting hole, the connecting hole is internally inserted with a plug board, but the plug board is provided with a radiating hole, so that rainwater can easily enter the protective box through the radiating hole in the use process of the device, and the service life of a transformer body in the protective box is influenced; 2. have electric putter at the lateral wall internally mounted of protective housing, drive the lift of picture peg through electric putter, be convenient for connect external power source line, nevertheless electric putter installs inside the lateral wall, when electric putter breaks down and needs the maintenance replacement, inconvenient takes out electric putter from the lateral wall in.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a bury formula transformer has waterproof, the maintenance of being convenient for characteristics of replacement.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a buried transformer, includes the protective housing, the internally mounted of protective housing has the transformer body, be provided with the connecting hole on the lateral wall of protective housing, the top that just is located the connecting hole on the lateral wall of protective housing is provided with the flashing, the both ends that just are located the connecting hole on the lateral wall of protective housing all are fixed with the fixed column, two all be provided with the recess on the fixed column, two be provided with ventilative yarn package between the fixed column, be connected through the elastic ring between ventilative yarn package and the fixed column, the intussuseption of ventilative yarn package is filled with the drier.

Preferably, the flashing is arranged in an inclined manner, and a waterproof film is connected above the flashing.

Preferably, be provided with the cavity on the lateral wall of guard box, the inside of cavity is provided with L shape mounting panel, electric putter is installed to the top of L shape mounting panel, electric putter's output is provided with the thrust plate, just the output position department that corresponds electric putter on the thrust plate is provided with the overlap joint groove.

Preferably, the side wall of the cavity and the position corresponding to the L-shaped mounting plate are provided with inserting grooves.

Preferably, both ends all are fixed with the fixed plate on the lateral wall of L shape mounting panel, be provided with spacing hole on the fixed plate, just the position department that corresponds spacing hole is fixed with the gag lever post on the lateral wall of guard box.

Preferably, one end of the limiting rod, which is far away from the protective box, is in threaded connection with a compression ring.

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

1. the utility model discloses on the lateral wall of original buried transformer's protective housing, add watertight fittings, can avoid buried transformer at the in-process that uses through this watertight fittings, inside the rainwater entered into the protective housing through the louvre, and then influenced the life of the inside transformer body of protective housing.

2. The utility model discloses with the electric putter in the lateral wall of the protective housing of original buried transformer, the replacement is the electric putter that can follow the protective housing lateral wall and take out, when electric putter breaks down and needs the maintenance to change, is convenient for take out electric putter from the protective housing lateral wall, maintains the replacement to it again.

Drawings

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

FIG. 2 is a schematic structural view of the device of the present invention in a retracted state of the electric push plate;

FIG. 3 is an enlarged view of the point A of FIG. 1 according to the present invention;

FIG. 4 is a side view of the connection structure of the fixing column and the breathable yarn package of the present invention;

FIG. 5 is an enlarged view of the present invention at B in FIG. 1;

fig. 6 is an enlarged view of C in fig. 2 according to the present invention.

In the figure: 1. a protective box; 2. a water-resistant film; 3. a transformer body; 4. a flashing; 5. fixing a column; 6. a breathable yarn package; 7. a desiccant; 8. a lap joint groove; 9. an electric push rod; 10. a thrust plate; 11. connecting holes; 12. a groove; 13. an elastic ring; 14. a cavity; 15. inserting grooves; 16. an L-shaped mounting plate; 17. a limiting rod; 18. a fixing plate; 19. pressing a ring; 20. and a limiting hole.

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. 1-6, the present invention provides the following technical solutions: the utility model provides a buried transformer, including protective housing 1, protective housing 1's internally mounted has transformer body 3, be provided with connecting hole 11 on protective housing 1's the lateral wall, the top that just is located connecting hole 11 on protective housing 1's the lateral wall is provided with dash board 4, just the both ends that are located connecting hole 11 on protective housing 1's the lateral wall all are fixed with fixed column 5, all be provided with recess 12 on two fixed column 5, be provided with ventilative yarn package 6 between two fixed column 5, be connected through elastic ring 13 between ventilative yarn package 6 and the fixed column 5, the intussuseption of ventilative yarn package 6 is filled with drier 7.

Specifically, the flashing 4 is obliquely arranged, the waterproof membrane 2 is connected above the flashing 4,

through adopting above-mentioned technical scheme, can improve the rain effect of sheltering from of flashing 4.

Specifically, a cavity 14 is arranged on the side wall of the protective box 1, an L-shaped mounting plate 16 is arranged inside the cavity 14, an electric push rod 9 is arranged above the L-shaped mounting plate 16, a thrust plate 10 is arranged at the output end of the electric push rod 9, a lap joint groove 8 is arranged on the thrust plate 10 and at the position corresponding to the output end of the electric push rod 9,

through adopting above-mentioned technical scheme, be convenient for on the lateral wall of protective housing 1 demountable installation electric putter 9.

Specifically, the side wall of the cavity 14 and the position corresponding to the L-shaped mounting plate 16 are provided with an insertion groove 15,

by adopting the technical scheme, the L-shaped mounting plate 16 can be initially limited through the insertion groove 15.

Specifically, two ends of the side wall of the L-shaped mounting plate 16 are respectively fixed with a fixing plate 18, the fixing plate 18 is provided with a limiting hole 20, a limiting rod 17 is fixed on the side wall of the protective box 1 and at the position corresponding to the limiting hole 20,

through adopting above-mentioned technical scheme, can carry out preliminary fixed with L shape mounting panel 16 and protective housing 1 through gag lever post 17 and fixed plate 18.

Specifically, one end of the limiting rod 17 far away from the protective box 1 is connected with a press ring 19 through screw threads,

through adopting above-mentioned technical scheme, can be with gag lever post 17 and fixed plate 18 fixed connection through clamping ring 19 to with L shape mounting panel 16 and protective housing 1 fixed connection.

The structure of the middle protective box of the utility model is disclosed in a buried transformer disclosed in Chinese patent application No. 201921783108.7.

The utility model discloses a theory of operation and use flow: the utility model discloses when the device runs into rainwater weather in the use, the rainwater falls on dash board 4, and along the fall of dash board 4, when moisture in the air contacts with ventilative yarn package 6, drier 7 in the ventilative yarn package 6 can adsorb moisture, avoid moisture to enter into in the guard box 1, influence inside transformer body 3's life, when drier 7 needs the replacement, elastic ring 13 is taken off from fixed column 5, thereby take off ventilative yarn package 6 from between the fixed column 5, then replace new ventilative yarn package 6, when electric putter 9 breaks down and needs the maintenance replacement, unscrew clamping ring 19 from gag lever post 17, clamping ring 19 loses the fixed action to fixed plate 18 and gag lever post 17, then take L shape mounting panel 16 out from cavity 14, again maintain the replacement to electric putter 9 on L shape mounting panel 16.

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 (6)

1. The utility model provides a bury formula transformer, includes guard box (1), its characterized in that: the transformer protection box is characterized in that a transformer body (3) is mounted inside the protection box (1), a connecting hole (11) is formed in the side wall of the protection box (1), a rain shielding plate (4) is arranged on the side wall of the protection box (1) and above the connecting hole (11), fixing columns (5) are fixed at two ends of the side wall of the protection box (1) and located in the connecting hole (11), grooves (12) are formed in the fixing columns (5), a breathable yarn package (6) is arranged between the fixing columns (5), the breathable yarn package (6) is connected with the fixing columns (5) through elastic rings (13), and drying agents (7) are filled inside the breathable yarn package (6).

2. The buried transformer of claim 1, wherein: the rain shielding plate (4) is obliquely arranged, and a waterproof film (2) is connected above the rain shielding plate (4).

3. The buried transformer of claim 1, wherein: be provided with cavity (14) on the lateral wall of guard box (1), the inside of cavity (14) is provided with L shape mounting panel (16), electric putter (9) are installed to the top of L shape mounting panel (16), the output of electric putter (9) is provided with thrust plate (10), the output position department that just corresponds electric putter (9) on thrust plate (10) is provided with overlap joint groove (8).

4. A buried transformer according to claim 3, wherein: and a plug-in groove (15) is arranged on the side wall of the cavity (14) and at a position corresponding to the L-shaped mounting plate (16).

5. A buried transformer according to claim 3, wherein: both ends all are fixed with fixed plate (18) on the lateral wall of L shape mounting panel (16), be provided with spacing hole (20) on fixed plate (18), just correspond the position department in spacing hole (20) and be fixed with limiting rod (17) on the lateral wall of guard box (1).

6. The buried transformer of claim 5, wherein: and one end of the limiting rod (17) far away from the protective box (1) is in threaded connection with a pressing ring (19).

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