CN211294799U - Intelligent control power transformer - Google Patents

Abstract

The utility model discloses an intelligent control power transformer, which comprises a bearing box body and a frame, wherein the bottom end of the bearing box body is longitudinally provided with the frame at the left and right positions, the frame is fixedly connected with the bottom end of the bearing box body through screw bolts, the two ends at the front end of the bearing box body are in through connection with a heat dissipation box, the left and right ends of the bearing box body are in through connection with a side heat dissipation box, an iron core is arranged inside the bearing box body, the iron core is positioned in the bearing box body through screw bolts, a transformation coil is arranged at the vertical position of the iron core, the transformation coil is inserted in the vertical outer side of the iron core in equal division, the top end of the bearing box body is provided with a sealing cover plate, the sealing cover plate is fixedly connected with the top end of the bearing box body through screw bolts, the internal and external pressure, and the mechanical strength of the box body connecting piece is reduced, so that the use safety of the transformer can be effectively maintained.

Description

Intelligent control power transformer

Technical Field

The utility model belongs to the technical field of power transformer is relevant, concretely relates to intelligent control's power transformer.

Background

The transformer is used in various aspects, and can not only raise voltage and transmit electric energy to power utilization area, but also reduce voltage to various levels of use voltage to meet the requirement of power utilization.

The existing power transformer technology has the following problems: paint soaks formula power transformer when being in high temperature in inside, the pressure difference phenomenon inside and outside very easily appearing, if not carry out the pressure release in time, easily lead to appearing the pressure expansion in the box, and then cause the connecting piece potential safety hazards such as mechanical fatigue to appear.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an intelligent control's power transformer to the paint that provides in solving above-mentioned background art soaks formula power transformer, when being in high temperature in inside, the interior external pressure difference phenomenon very easily appears, if not in time carry out the pressure release, easily leads to appearing the pressure expansion in the box, and then causes the connecting piece potential safety hazard problems such as mechanical fatigue to appear.

In order to achieve the above object, the utility model provides a following technical scheme:

an intelligently controlled power transformer comprises a bearing box body and a frame, wherein the frame is longitudinally arranged at the left and right positions of the bottom end of the bearing box body, the frame is fixedly connected to the bottom end of the bearing box body through screw bolts, the front end and the rear end of the bearing box body are connected with heat dissipation boxes in a penetrating manner, the left end and the right end of the bearing box body are connected with side heat dissipation boxes in a penetrating manner, an iron core is arranged in the bearing box body, the iron core is fixedly connected in the bearing box body through screw bolts, a transformation coil is arranged at the vertical position of the iron core, the transformation coil is inserted in the vertical outer side of the iron core in an equal division manner, a sealing cover plate is arranged at the top end of the bearing box body, the sealing cover plate is fixedly connected to the top end of the bearing box body through screw bolts, and low, the rear side of low pressure binding post is provided with high-pressure binding post in the top equipartition that lies in the bearing box, the top of sealed apron is in the symmetry bolt joint that lies in left and right edges edge and has rings, high-pressure binding post's left side runs through the grafting in the top terminal surface department that lies in sealed apron and has fluid sign post, the top of fluid sign post is pegged graft and is had the relief valve.

Preferably, the relief valve includes screwed pipe, connecting pipe, intubate, spring, pressure dish and gas pocket, the top of fluid sign post is provided with the connecting pipe, the inboard welding that is located vertical position department of connecting pipe has the intubate, the vertical surface of intubate runs through and is provided with the gas pocket, the embedding has the spring in the intubate, the bottom of spring is provided with the pressure dish in the inboard that is located the intubate, the bottom through connection of connecting pipe has the screwed pipe, the screwed pipe is pegged graft in the top center department of fluid sign post.

Preferably, the bottom of the low-voltage wiring terminal and the bottom of the high-voltage wiring terminal are both penetrated from the top end of the sealing cover plate to the inside of the bearing box body, and the low-voltage wiring terminal and the high-voltage wiring terminal are electrically connected with the transformation coil through wires.

Preferably, the transformer coil is provided with a low-voltage coil and a high-voltage coil, the low-voltage wiring terminal is connected with the low-voltage coil at the transformer coil, and the high-voltage wiring terminal is connected with the high-voltage coil at the transformer coil.

Preferably, the two groups of racks are arranged, and the racks are arranged symmetrically left and right relative to the bearing box body.

Preferably, transformer oil is injected into the bearing box body, and an oil discharge valve is connected to the position, located at the lower left corner, of the front end of the bearing box body in a penetrating manner.

Preferably, the bottom port of intubate is connected the setting with the top port of screwed pipe, the top of intubate is closely knit terminal surface setting.

Preferably, the pressure disc is movable up and down relative to the cannula under force, the spring and the pressure disc both being located inside the cannula.

Compared with the prior art, the utility model provides an intelligent control's power transformer possesses following beneficial effect:

1. through setting up the relief valve, but the internal pressure differential of balanced box can avoid because of inside and outside pressure differential, and the box internal seal that appears descends to and the mechanical strength decline problem of box connecting piece, can effectively keep the safety in utilization of transformer.

2. The vertical gas pocket that sets up in intubate surface, this setting can be according to the internal pressure size of box, carries out pressure release, and then avoids box and external environment to be the setting of being linked together behind pressure release, and this setting can be at the in-process of steady voltage, keeps the cleanliness factor of fluid and coil in the box, and then avoids external environment particulate matter to mix to fluid in, and the radiating efficiency decline problem that appears.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

fig. 1 is a schematic view of the overall structure of a power transformer according to the present invention;

fig. 2 is a schematic diagram of the internal structure of the power transformer of the present invention;

fig. 3 is a schematic view of the overall structure of a pressure relief valve in a power transformer according to the present invention;

fig. 4 is a schematic view of a split structure of a pressure release valve in a power transformer according to the present invention;

in the figure: 1. a frame; 2. a heat dissipation box is arranged on the side; 3. a heat dissipation box; 4. a carrying box body; 5. sealing the cover plate; 6. a hoisting ring; 7. a high-voltage wiring terminal; 8. a low-voltage wiring terminal; 9. a pressure relief valve; 10. marking a column by oil liquid; 11. an iron core; 12. a transformer coil; 91. a threaded pipe; 92. a connecting pipe; 93. inserting a tube; 94. a spring; 95. a pressure disc; 96. and (4) air holes.

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, the utility model provides an intelligent control power transformer technical scheme:

the utility model provides an intelligent control's power transformer, including bearing box 4 and frame 1, the bottom of bearing box 4 vertically is provided with frame 1 in position department about being located, frame 1 passes through screw bolt fixed connection in the bottom of bearing box 4, both ends through connection has heat dissipation case 3 around bearing box 4, both ends through connection has side heat dissipation case 2 about bearing box 4, the inside of bearing box 4 is provided with iron core 11, iron core 11 passes through the screw bolt in being located bearing box 4, iron core 11's vertical position department is provided with transformer coil 12, transformer coil 12 divides equally to peg graft in iron core 11's vertical outside, it has transformer fluid to pour into in bearing box 4, the front end of bearing box 4 has the oil extraction valve in the lower left corner position department through connection that is located.

An intelligently controlled power transformer comprises a bearing box body 4, a sealing cover plate 5 is arranged at the top end of the bearing box body 4, the sealing cover plate 5 is fixedly connected to the top end of the bearing box body 4 through screw bolting, low-voltage wiring terminals 8 are equally arranged at the transverse position of the top end of the bearing box body 4, high-voltage wiring terminals 7 are equally arranged at the top end of the bearing box body 4 at the rear side of the low-voltage wiring terminals 8, the bottom ends of the low-voltage wiring terminals 8 and the high-voltage wiring terminals 7 penetrate through the top end of the bearing box body 4 from the top end of the sealing cover plate 5 to the inside of the bearing box body 4, the low-voltage wiring terminals 8 and the high-voltage wiring terminals 7 are electrically connected with a transformation coil 12 through wires, a low-voltage coil and a high-voltage coil are arranged at the transformation, the top of sealed apron 5 is lieing in the symmetrical bolt joint of edge of controlling and has rings 6, and the left side of high voltage binding post 7 runs through the grafting in the top terminal surface department that lies in sealed apron 5 and has fluid sign post 10, and the top of fluid sign post 10 is pegged graft and is had relief valve 9.

The utility model provides an intelligent control's power transformer, including screwed pipe 91, connecting pipe 92, intubate 93, spring 94, pressure disc 95 and gas pocket 96, the top of fluid sign post 10 is provided with connecting pipe 92, the inboard of connecting pipe 92 has intubate 93 in the welding of vertical position department, the vertical surface of intubate 93 runs through and is provided with gas pocket 96, it has spring 94 to embed in the intubate 93, the bottom of spring 94 is provided with pressure disc 95 in the inboard that is located intubate 93, pressure disc 95 can reciprocate for intubate 93 under the effect of force, spring 94 and pressure disc 95 all are located the inboard of intubate 93, the bottom through connection of connecting pipe 92 has screwed pipe 91, screwed pipe 91 pegs graft in the top center department of fluid sign post 10, the bottom port of intubate 93 is connected the setting with screwed pipe 91's top port, the top of intubate 93 sets up for closely knit terminal surface.

The utility model discloses a theory of operation and use flow: after the utility model is installed, the three-phase high-voltage wire is connected from the high-voltage wiring terminal 7, the three-phase low-voltage wire is connected from the low-voltage wiring terminal 8, after the connection, the power is kept in the connection state, the primary winding of the transformer coil 12 passes through the alternating current, an alternating magnetic field is generated in the iron core 11 of the transformer, the alternating magnetic field can generate induced electromotive force at the secondary winding wound on the same iron core 11, namely, the transformation voltage is formed, the electric energy loss generated during the transformation is concentrated by the heat of the iron core 11, the heat is dissipated by the oil in the bearing box body 4 after the concentration, the expansion and contraction influence is generated during the dissipation process, the inner and outer pressure difference can be generated between the bearing box body 4 and the outer environment, the pressure difference needs to be balanced by the relief valve 9 at the top end of the oil marking post 10, the pressure acts on the bottom end of the, after balancing, the spring 94 at the insertion tube 93 releases the elastic force downwards, and then the pressure disc 95 is pushed downwards to keep the box body in a closed state.

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 (8)

1. The utility model provides an intelligent control's power transformer, is including bearing box (4) and frame (1), its characterized in that: the bottom end of the bearing box body (4) is longitudinally provided with a frame (1) at the left and right positions, the frame (1) is fixedly connected with the bottom end of the bearing box body (4) through screw bolts, the front and rear ends of the bearing box body (4) are connected with heat dissipation boxes (3) in a penetrating way, the left and right ends of the bearing box body (4) are connected with side heat dissipation boxes (2) in a penetrating way, an iron core (11) is arranged in the bearing box body (4), the iron core (11) is positioned in the bearing box body (4) through screw bolts, a transformation coil (12) is arranged at the vertical position of the iron core (11), the transformation coil (12) is inserted in the vertical outer side of the iron core (11) in an equal part, the top end of the bearing box body (4) is provided with a sealing cover plate (5), the sealing cover plate (5) is fixedly connected with the top end of the bearing box, the top that bears box (4) is located transverse position department equipartition and is provided with low pressure binding post (8), the rear side of low pressure binding post (8) is located the top equipartition that bears box (4) and is provided with high pressure binding post (7), the top of sealed apron (5) is located the symmetrical bolt joint of edge about being located rings (6), the left side of high pressure binding post (7) is located the top terminal surface department of sealed apron (5) and is run through the grafting and have fluid sign post (10), the top of fluid sign post (10) is pegged graft and is had relief valve (9).

2. An intelligently controlled power transformer as claimed in claim 1, characterised in that: relief valve (9) are including screwed pipe (91), connecting pipe (92), intubate (93), spring (94), pressure disc (95) and gas pocket (96), the top of fluid sign post (10) is provided with connecting pipe (92), the inboard welding that is located vertical position department of connecting pipe (92) has intubate (93), the vertical surface of intubate (93) runs through and is provided with gas pocket (96), it has spring (94) to imbed in intubate (93), the bottom of spring (94) is provided with pressure disc (95) in the inboard that is located intubate (93), the bottom through connection of connecting pipe (92) has screwed pipe (91), screwed pipe (91) are pegged graft in the top center department of fluid sign post (10).

3. An intelligently controlled power transformer as claimed in claim 1, characterised in that: the bottom of low pressure binding post (8) and high voltage binding post (7) is all run through to the inside that bears box (4) from the top of sealing apron (5), low pressure binding post (8) and high voltage binding post (7) carry out electric connection through wire and transformer coil (12).

4. An intelligently controlled power transformer as claimed in claim 1, characterised in that: the transformer coil (12) is provided with a low-voltage coil and a high-voltage coil, the low-voltage wiring terminal (8) is connected with the low-voltage coil at the transformer coil (12), and the high-voltage wiring terminal (7) is connected with the high-voltage coil at the transformer coil (12).

5. An intelligently controlled power transformer as claimed in claim 1, characterised in that: the frame (1) is provided with two groups, and the frame (1) is arranged symmetrically left and right relative to the bearing box body (4).

6. An intelligently controlled power transformer as claimed in claim 1, characterised in that: transformer oil is injected into the bearing box body (4), and an oil discharge valve is connected to the position, located at the lower left corner, of the front end of the bearing box body (4) in a penetrating mode.

7. An intelligently controlled power transformer as claimed in claim 2, characterised in that: the bottom port of intubate (93) is connected the setting with the top port of screwed pipe (91), the top of intubate (93) is closely knit terminal surface setting.

8. An intelligently controlled power transformer as claimed in claim 2, characterised in that: the pressure disc (95) can move up and down relative to the insertion pipe (93) under the action of force, and the spring (94) and the pressure disc (95) are both positioned on the inner side of the insertion pipe (93).

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