CN211529729U

CN211529729U - Waterproof device of dry-type transformer

Info

Publication number: CN211529729U
Application number: CN202020406131.0U
Authority: CN
Inventors: 鄢旺财; 卢冰
Original assignee: Jiangxi Chengming Electric Co ltd
Current assignee: Jiangxi Chengming Electric Co ltd
Priority date: 2020-03-26
Filing date: 2020-03-26
Publication date: 2020-09-18
Anticipated expiration: 2030-03-26

Abstract

The utility model relates to a dry-type transformer field just discloses a dry-type transformer watertight fittings, the power distribution box comprises a box body, the positive left side of box articulates there is the chamber door, the first sealing washer of inboard fixedly connected with of chamber door, the front of box is seted up flutedly, fixedly connected with second sealing washer in the recess, first sealing washer is pegged graft with the recess and is contacted with the second sealing washer, the interior roof fixed mounting of box has radiator fan, evenly distributed's thermovent is all seted up to the left and right sides of box, the equal fixedly connected with evenly distributed's of the equal fixedly connected with in the left and right sides of box outside waterproof cover, the equal fixedly connected with evenly distributed's of the left and right sides of box outside weather shield, the weather shield is located between thermovent and the waterproof cover. The utility model discloses a, solved simple waterproof box and often can appear rainwater infiltration in crack, louvre and wiring position to lead to dry-type transformer to damage, cause economic loss's problem.

Description

Waterproof device of dry-type transformer

Technical Field

The utility model relates to a dry-type transformer field specifically is a dry-type transformer watertight fittings.

Background

The dry transformer is used for converting voltage of current, is widely used in places such as local lighting, high-rise buildings, airports, wharf CNC mechanical equipment and the like, and simply means a transformer with an iron core and a winding which are not immersed in insulating oil.

At present, dry-type transformer can not waterproof, and the outdoor work of being not convenient for is used, and simple waterproof box body effect is not big, often can appear rainwater infiltration in crack, louvre and wiring position to lead to dry-type transformer to damage, cause economic loss, provide a dry-type transformer watertight fittings for this reason and solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a dry-type transformer watertight fittings, it is good to have a water-proof effects, prevents that rainwater infiltration from leading to the advantage that dry-type transformer damaged, has solved simple waterproof box and often can appear rainwater infiltration in crack, louvre and wiring position to lead to dry-type transformer to damage, cause economic loss's problem.

(II) technical scheme

For realizing above-mentioned water-proof effects is good, prevent that rainwater infiltration from leading to the purpose that dry-type transformer damaged, the utility model provides a following technical scheme:

a waterproof device of a dry-type transformer comprises a box body, wherein a box door is hinged to the left side of the front of the box body, a first sealing ring is fixedly connected to the inner side of the box door, a groove is formed in the front of the box body, a second sealing ring is fixedly connected to the inner side of the groove, the first sealing ring is inserted into the groove and contacts with the second sealing ring, a radiating fan is fixedly installed on the inner top wall of the box body, uniformly distributed radiating holes are formed in the left side and the right side of the box body, uniformly distributed waterproof covers are fixedly connected to the left side and the right side of the outer portion of the box body, uniformly distributed rain baffles are fixedly connected to the left side and the right side of the outer portion of the box body, the rain baffles are positioned between the radiating holes and the waterproof covers, a fixed seat is fixedly connected to the top of the right side of the box, the wiring tube is sleeved with a thread block, the thread block is in threaded connection with the inner side of the fixing seat, a thread inlet hole is formed in the wiring tube, an annular elastic sheet is fixedly connected to the left side of the inside of the fixing seat, and the inner side of the annular elastic sheet is in contact with the outer side of the wiring tube.

Preferably, the inside of thermovent all fixedly connected with filter screen, the filter screen all is located the outside of thermovent.

Preferably, moisture absorption sponges are fixedly connected to the inner portions of the heat dissipation openings and are located on the inner sides of the heat dissipation openings.

Preferably, the top of the box body is fixedly connected with a water shielding shed, and two sides of the water shielding shed are in slope shapes.

Preferably, an observation window is fixedly installed in the box door, the observation window is made of transparent materials, and a rubber sealing ring is arranged around the observation window.

Preferably, the front cross section of the heat dissipation port is inclined, and the included angle between the waterproof cover and the box body is 30-40 degrees.

(III) advantageous effects

Compared with the prior art, the utility model provides a dry-type transformer watertight fittings possesses following beneficial effect:

1. the dry-type transformer waterproof device is characterized in that the dry-type transformer is fixedly arranged in the box body, when the box door is closed, the first sealing ring can enter the groove and be in close contact with and extruded with the second sealing ring, so that the box body and the box door can be sealed and waterproof, then the dry-type transformer is cooled through the work of the cooling fan, hot air can be discharged through the cooling hole, in addition, in the rainy and snowy weather, rainwater can fall on the waterproof cover to avoid entering the box body from the cooling hole, in addition, when the rainwater rebounds after falling to the ground, the rainwater can be shielded through the rain shield plate, the waterproof effect is further improved, in the circuit installation process, a circuit can pass through the wire inlet hole, the wiring pipe is inserted into the fixed seat, the wiring pipe can push the annular elastic sheet to deform and seal, the fixing block can be fixed through the thread matching with the inner side of the, thereby realize wiring position's sealed, water-proof effects is good, prevents that rainwater infiltration from leading to the advantage of dry-type transformer damage, has solved simple waterproof box and often can appear rainwater infiltration in crack, louvre and wiring position to lead to the dry-type transformer to damage, cause economic loss's problem.

2. According to the dry-type transformer waterproof device, dust outside the box body can be effectively prevented from entering the box body through the filter screen, and the dust can be prevented from corroding a circuit.

3. This dry-type transformer watertight fittings can effectual absorption box inside and outside vapor through the moisture absorption sponge for the box internal environment is dry, is favorable to dry-type transformer's work.

4. This dry-type transformer watertight fittings can have the water to the box top through the canopy that hides water and carry out the water conservancy diversion, prevents that the rainwater from stopping for a long time and leading to the erosion of box on the box.

5. This dry-type transformer watertight fittings conveniently looks over the inside dry-type transformer of box through the observation window, and rubber seal prevents that the rainwater from getting into the box all around from the observation window.

6. This dry-type transformer watertight fittings is slope form and the contained angle of waterproof cover and box through the thermovent is between the degree, can effectually prevent that the rainwater from getting into through the thermovent.

Drawings

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

FIG. 2 is a schematic sectional view of the case of the present invention;

FIG. 3 is an enlarged schematic view of the present invention at A in FIG. 2;

fig. 4 is an enlarged schematic view of the point B in fig. 2 according to the present invention.

In the figure: 1. a box body; 2. a box door; 3. a first seal ring; 4. a groove; 5. a second seal ring; 6. a heat radiation fan; 7. a heat dissipation port; 8. a waterproof cover; 9. a rain shield; 10. a fixed seat; 11. a wire connecting pipe; 12. a thread block; 13. a wire inlet hole; 14. an annular elastic sheet; 15. a filter screen; 16. a moisture-absorbing sponge; 17. a water-proof shed.

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. 1-4, a waterproof device for a dry-type transformer comprises a box body 1, a box door 2 is hinged on the left side of the front surface of the box body 1, a first sealing ring 3 is fixedly connected to the inner side of the box door 2, a groove 4 is formed in the front surface of the box body 1, a second sealing ring 5 is fixedly connected in the groove 4, the first sealing ring 3 is inserted into the groove 4 and contacts with the second sealing ring 5, the first sealing ring 3 and the second sealing ring 5 are tightly contacted and mutually extruded, so as to seal and waterproof the space between the box body 1 and the box door 2, a heat radiation fan 6 is fixedly installed on the inner top wall of the box body 1, evenly distributed heat dissipation ports 7 are formed on the left side and the right side of the box body 1, evenly distributed waterproof covers 8 are fixedly connected on the left side and the right side of the outer portion of the box body 1, evenly distributed rain shields 9 are fixedly connected on, rainwater falls on waterproof cover 8 and avoids getting into inside box 1 from thermovent 7, and when the rainwater falls to the ground the back bounce-back, accessible weather shield 9 shelters from, further improve water-proof effects, top fixedly connected with fixing base 10 on box 1 right side, the inside of fixing base 10 is provided with wire barrel 11, wire barrel 11's left end runs through and extends to box 1's inside, threaded block 12 has been cup jointed on wire barrel 11, threaded block 12 and fixing base 10's inboard threaded connection, threaded block 12 can be fixed with the inboard screw-thread fit of fixing base 10, and the threaded mode can be waterproof, wire hole 13 has been seted up to wire barrel 11's inside, the inside left side fixedly connected with annular elastic piece 14 of fixing base 10, annular elastic piece 14's inboard and wire barrel 11's outside contact, annular elastic piece 14 is sealed by warping.

Further, the equal fixedly connected with filter screen 15 in inside of thermovent 7, filter screen 15 all are located the outside of thermovent 7, can prevent effectively through filter screen 15 that the outside dust of box 1 from getting into box 1, can prevent that the dust from causing the erosion to the circuit.

Further, the inside of thermovent 7 is the equal fixedly connected with moisture absorption sponge 16, and moisture absorption sponge 16 all is located the inboard of thermovent 7, can effectual absorption box 1 inside with outside vapor through moisture absorption sponge 16 for box 1 internal environment is dry, is favorable to dry-type transformer's work.

Further, the top fixedly connected with canopy 17 that shelters from water of box 1, canopy 17's both sides all are the slope form that can have through canopy 17 that shelters from water and carry out the water conservancy diversion to the water at box 1 top, prevent that the rainwater from stopping for a long time and leading to the erosion of box 1 on box 1.

Further, the inside fixed mounting of chamber door 2 has the observation window, and the observation window is made for transparent material, is provided with rubber seal around the observation window, conveniently looks over the inside dry-type transformer of box 1 through the observation window, and rubber seal prevents that the rainwater from getting into in the box 1 all around the observation window.

Furthermore, the front cross section of the heat dissipation port 7 is inclined, the included angle between the waterproof cover 8 and the box body 1 is 30 degrees to 40 degrees, and the inclined cross section of the heat dissipation port 7 can effectively prevent rainwater from entering through the heat dissipation port 7.

The type of the heat dissipation fan 6 may be RL-SB12-20PK-R1, other electrical components used in this embodiment may be used, the electronic components are all connected to an external power source and a control switch, and the specific circuit connection manner and the using method thereof are commonly disclosed technologies, and thus, redundant description is not repeated here.

The working principle is as follows: when the utility model is used, the dry type transformer is fixedly arranged in the box body 1, when the box door 2 is closed, the first sealing ring 3 can enter the groove 4 and be closely contacted with the second sealing ring 5 to be extruded with each other, thereby sealing and water-proof between the box body 1 and the box door 2, then the dry type transformer is radiated by the work of the cooling fan 6, hot air can be discharged by the heat radiation port 7, and in the rainy and snowy weather, rainwater can fall on the waterproof cover 8 to avoid entering the box body 1 from the heat radiation port 7, and when the rainwater rebounds after falling to the ground, the rainwater can be shielded by the rain baffle plate 9, the waterproof effect is further improved, when the circuit is installed, the circuit can pass through the wire inlet 13, the wiring pipe 11 is inserted into the fixing seat 10, the wiring pipe 11 can push the annular elastic sheet 14 to deform and seal, and can be fixed by the thread matching of the thread block 12 and the inner side, and the mode of screw thread can be waterproof to realize the sealed of wiring position, water-proof effects is good, prevents that rainwater infiltration from leading to the advantage of dry-type transformer damage, has solved simple waterproof box and often can appear rainwater infiltration in crack, louvre and wiring position, thereby leads to the damage of dry-type transformer, causes economic loss's problem.

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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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

1. The utility model provides a dry-type transformer watertight fittings, includes box (1), its characterized in that: the box is characterized in that a box door (2) is hinged to the front left side of the box body (1), a first sealing ring (3) is fixedly connected to the inner side of the box door (2), a groove (4) is formed in the front of the box body (1), a second sealing ring (5) is fixedly connected to the inner side of the groove (4), the first sealing ring (3) is spliced with the groove (4) and contacts with the second sealing ring (5), a radiating fan (6) is fixedly installed on the inner top wall of the box body (1), radiating holes (7) which are uniformly distributed are formed in the left side and the right side of the box body (1), waterproof covers (8) which are uniformly distributed are fixedly connected to the left side and the right side of the outer portion of the box body (1), rain baffles (9) which are uniformly distributed are fixedly connected to the left side and the right side of the outer portion of the box body (1), and the rain baffles (9, the utility model discloses a junction box, including box (1), top fixedly connected with fixing base (10) on box (1) right side, the inside of fixing base (10) is provided with wire connection pipe (11), the left end of wire connection pipe (11) runs through and extends to the inside of box (1), screw thread piece (12) have been cup jointed on wire connection pipe (11), the inboard threaded connection of screw thread piece (12) and fixing base (10), line hole (13) have been seted up to the inside of wire connection pipe (11), the inside left side fixedly connected with annular elastic sheet (14) of fixing base (10), the inboard of annular elastic sheet (14) contacts with the outside of wire connection pipe (11).

2. A dry-type transformer waterproofing device according to claim 1, wherein: the equal fixedly connected with filter screen (15) in inside of thermovent (7), filter screen (15) all are located the outside of thermovent (7).

3. A dry-type transformer waterproofing device according to claim 1, wherein: moisture absorption sponges (16) are fixedly connected to the inner portions of the heat dissipation openings (7), and the moisture absorption sponges (16) are located on the inner sides of the heat dissipation openings (7).

4. A dry-type transformer waterproofing device according to claim 1, wherein: the water-proof shed is characterized in that a water-proof shed (17) is fixedly connected to the top of the box body (1), and two sides of the water-proof shed (17) are in slope shapes.

5. A dry-type transformer waterproofing device according to claim 1, wherein: the inside fixed mounting of chamber door (2) has the observation window, the observation window is made for transparent material, be provided with rubber seal around the observation window.

6. A dry-type transformer waterproofing device according to claim 1, wherein: the front-view cross section of the heat dissipation port (7) is inclined, and the included angle between the waterproof cover (8) and the box body (1) is 30-40 degrees.