CN220357950U

CN220357950U - Air insulation voltage transformer

Info

Publication number: CN220357950U
Application number: CN202321975721.5U
Authority: CN
Inventors: 王真真; 王寅灿
Original assignee: Shanghai Wusong Electric Industrial Co ltd
Current assignee: Shanghai Wusong Electric Industrial Co ltd
Priority date: 2023-07-26
Filing date: 2023-07-26
Publication date: 2024-01-16
Anticipated expiration: 2033-07-26

Abstract

The utility model discloses an air insulation voltage transformer which comprises a storage box frame, a dustproof movable baffle, magnet plates and first magnet blocks, wherein wiring through holes are formed in the top and two sides of the storage box frame, the end parts in the wiring through holes are movably connected with the dustproof movable baffle through first movable pieces, and the end parts of the dustproof movable baffle are movably connected with connecting rods through second movable pieces. According to the utility model, the gas insulation voltage transformer body is intensively installed and placed in the specific storage box rack, so that the dustproof movable baffle is arranged to play a dustproof role, the influence on the working efficiency of electric appliance components in the storage box rack is avoided, the dustproof movable baffle can rotate through the first movable piece, the wiring through hole is conveniently exposed, the wiring work is convenient, the stable placement of the dustproof movable baffle can be ensured when the magnet plate and the first magnet block are magnetically attracted, and the control convenience is improved.

Description

Air insulation voltage transformer

Technical Field

The utility model relates to the technical field of voltage transformers, in particular to an air insulation voltage transformer.

Background

Voltage transformers, like transformers, are instruments for transforming voltages on lines, but dead transformers transform voltages for the purpose of delivering electrical energy, so that the capacity is very large, generally kilovolt-amperes or megavolt-amperes are used as calculation units, and voltage transformers are used for supplying power to measuring instruments and relay protection devices, for measuring voltage power and electrical energy of lines, or for protecting valuable equipment in lines when the lines fail: a motor and a transformer. Therefore, the capacity of the voltage transformer is very small, usually only a few volt-amperes and a few kilovolts at most, but the maximum voltage is also one kilovolt-ampere, the basic structure of the voltage transformer is very similar to that of a transformer, the voltage transformer also comprises two windings, namely a primary winding and a secondary winding, which are respectively arranged on or wound on an iron core, insulation is arranged between the two windings and between the windings and the iron core, electrical isolation is arranged between the two windings and between the windings and the iron core, a primary winding N1 of the voltage transformer is connected with a circuit in parallel, a secondary winding N2 is connected with an instrument or a relay in parallel, therefore, when the voltage on a high-voltage circuit is measured, the primary voltage is very high, but the secondary voltage is low, the safety of operators and the instrument can be ensured, the working principle of the voltage transformer is the same as that of the transformer, the basic structure is also the iron core and primary and secondary winding, the capacity is very small and relatively constant, the impedance of the voltage transformer is very small in normal operation, once the secondary side has short-circuit current and the coil is suddenly increased and burnt out, the primary side of the voltage transformer is connected with a fuse, and the secondary side is reliably prevented from being damaged by the primary side and secondary side to the high potential accident.

The existing air insulation voltage transformer is in a dense area of industrial and commercial electricity in a high-voltage power distribution room, is limited by geographical environment factors, the power distribution room is not built very large, and the switch equipment is also limited by the installation space of the power distribution room, so that the requirement on the size of the air insulation voltage transformer is high, and the air insulation voltage transformer lacks a storage installation space which is independently placed and protected in place.

Secondly, the existing air insulation voltage transformer storage installation position lacks dustproof and isolation protection structure, dust can not be processed in time, so that the working efficiency of equipment is affected, personnel and electric devices are not isolated in time, the working safety is affected, and development is urgently needed.

Disclosure of Invention

The present utility model is directed to an air-insulated voltage transformer for solving the problems set forth in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an air insulation voltage transformer, includes storage box frame, dustproof movable baffle, magnet board and first magnet piece, all be connected with the wiring through-hole in the top of storage box frame and the both sides in, the tip in the wiring through-hole has dustproof movable baffle through the first movable part swing joint of connection, the tip of dustproof movable baffle has the connecting rod through the second movable part swing joint of connection, the tip of connecting rod has the magnet board through the third movable part swing joint of connection, the other end internal fixation of wiring through-hole has first magnet piece.

Preferably, the air insulation voltage transformer body is arranged in the storage box frame, the top of the air insulation voltage transformer body is connected with an iron core, and a primary winding column head is wound outside the iron core.

Preferably, the bottom of the storage box rack is internally connected with a bottom groove, a rotary driving mechanism is arranged in the middle of the top of the bottom groove, a screw is connected to the bottom of the rotary driving mechanism and the middle of the bottom groove, and a lifting movable plate is arranged outside the screw and movably inside the bottom groove.

Preferably, the front of the storage box frame is movably connected with an iron blocking door through a hinge, and the top and the bottom of the front of the storage box frame are connected with second magnet-absorbing blocks.

Preferably, the top of iron core is fixed with the head end, the both ends at head end top are connected with the binding post, the bottom of gas insulation voltage transformer body is fixed with the ware seat.

Preferably, the two ends of the lifting movable plate are fixedly provided with limiting sliding blocks, the two sides of the bottom groove are internally connected with limiting sliding grooves, the limiting sliding grooves are in sliding connection with the limiting sliding blocks, and the bottoms of the lifting movable plate are symmetrically connected with moving wheels.

Preferably, the side part of the front surface of the iron separation door is movably connected with a clamping piece through a connected movable shaft, and a clamping groove is fixed in the middle of the side part of the front surface of the storage box frame and corresponds to the movable position of the clamping piece.

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

(1) According to the air insulation voltage transformer, the air insulation voltage transformer body is intensively installed and placed in the specific storage box rack, so that the dustproof movable baffle is arranged to play a dustproof role, the influence on the working efficiency of electric appliance components in the storage box rack is avoided, the dustproof movable baffle can rotate through the first movable piece, the wiring through hole is conveniently exposed, wiring work is facilitated, and when the magnet plate and the first magnet block magnet are in magnetic attraction, the stable placement of the dustproof movable baffle can be ensured, and the control convenience is improved;

(2) According to the air insulation voltage transformer, the iron separation door is movably rotated by the hinge, so that the tightness and isolation of the storage box frame are conveniently adjusted, the clamping piece is moved by the movable shaft, the clamping piece is spliced with the clamping groove by the movement to position the iron separation door, the separation property and the tightness of the storage box frame are improved, the working environment of workers is guaranteed, and the top and the bottom inner sides of the iron separation door are magnetically attracted by the second magnet-attracting block to realize the stable connection between the iron separation door and the storage box frame and the separation protection;

(3) This kind of air insulation voltage transformer through at external control rotary driving mechanism drive screw rotation, cooperates spacing slider along spacing spout slip realization spacing supplementary lift fly leaf straight line along the screw rod reciprocates, conveniently adjusts and removes wheel and ground contact distance, removes outside the wheel removes the case frame bottom and outside the kerve, realizes controlling the case frame removal, makes things convenient for later stage transport to remove work, improves the practicality.

Drawings

FIG. 1 is a schematic elevational view of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

FIG. 3 is a schematic diagram of the front view of the connection between the storage box rack and the iron barrier door;

FIG. 4 is a schematic diagram showing the structure of the front view of the connection between the storage box rack and the iron barrier door through the clamping piece;

fig. 5 is a schematic diagram showing a side view of the connection between the storage box rack and the iron barrier door.

In the figure: 1. a storage case rack; 2. an air-insulated voltage transformer body; 201. an iron core; 202. a column head of the primary winding; 3. a headend; 4. a terminal block; 5. a base; 6. a wiring through port; 7. a first movable member; 8. a dust-proof movable baffle; 9. a bottom groove; 901. limiting sliding grooves; 10. a rotary driving mechanism; 11. a screw; 12. lifting the movable plate; 1201. a limit sliding block; 13. a moving wheel; 14. a second movable member; 15. a connecting rod; 16. a third movable member; 17. a magnet plate; 18. a first magnetic stone block; 19. a hinge; 20. an iron barrier door; 21. a second magnet-absorbing stone block; 22. a movable shaft; 23. a clamping piece; 24. a clamping groove.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, an embodiment of the present utility model is provided: the air insulation voltage transformer comprises a storage box frame 1, a dustproof movable baffle 8, magnet plates 17 and first magnet blocks 18, wiring through holes 6 are formed in the top and two sides of the storage box frame 1, the end parts in the wiring through holes 6 are movably connected with the dustproof movable baffle 8 through connected first movable pieces 7, the air insulation voltage transformer body 2 is arranged in the specific storage box frame 1 in a concentrated mode, and the dustproof movable baffle 8 is arranged to achieve a dustproof effect;

the tip of dustproof movable baffle 8 has connecting rod 15 through the second movable part 14 swing joint of connection, and the tip of connecting rod 15 has magnet board 17 through the third movable part 16 swing joint of connection, and the other end internal fixation of wiring through-hole 6 has first magnetism to inhale stone 18, and dustproof movable baffle 8 accessible first movable part 7 realizes rotatory, is convenient for expose wiring through-hole 6, makes things convenient for wiring work, and magnet board 17 and first magnetism inhale stone 18 magnetism and inhale can guarantee the stable of dustproof movable baffle 8 and place.

The inside installation of depositing box frame 1 has placed gas insulation voltage transformer body 2, and the top of gas insulation voltage transformer body 2 is connected with iron core 201, and the outside of iron core 201 is twined and is had a primary winding column cap 202.

The bottom of the storage box frame 1 is internally connected with a bottom groove 9, a rotary driving mechanism 10 is arranged in the middle of the top of the bottom groove 9, a screw 11 is connected to the bottom of the rotary driving mechanism 10 and arranged in the middle of the bottom groove 9, and a lifting movable plate 12 is arranged outside the screw 11 and movably arranged in the bottom groove 9.

The front of the storage box frame 1 is movably connected with an iron separation door 20 through a hinge 19, the top and the bottom of the front of the storage box frame 1 are connected with a second magnet-absorbing block 21, the iron separation door 20 movably rotates through the hinge 19, the tightness and the isolation of the storage box frame 1 are convenient to adjust, and the inner sides of the top and the bottom of the iron separation door 20 are magnetically absorbed with the second magnet-absorbing block 21 to realize the improvement of the connection stability of the iron separation door 20 and the storage box frame 1.

The top of iron core 201 is fixed with head end 3, and the both ends at head end 3 top are connected with terminal 4, and the bottom of gas insulation voltage transformer body 2 is fixed with ware seat 5.

Limiting sliding blocks 1201 are fixed at two ends of the lifting movable plate 12, limiting sliding grooves 901 are connected in two sides of the bottom groove 9, the limiting sliding grooves 901 are in sliding connection with the limiting sliding blocks 1201, the bottoms of the lifting movable plate 12 are symmetrically connected with moving wheels 13, an external control rotary driving mechanism 10 drives a screw 11 to rotate, and the limiting sliding blocks 1201 slide along the limiting sliding grooves 901 to realize that the limiting auxiliary lifting movable plate 12 linearly moves up and down along the screw 11, so that the contact distance between the moving wheels 13 and the ground is convenient to adjust.

The front side of the iron separation door 20 is movably connected with a clamping piece 23 through a connected movable shaft 22, a clamping groove 24 is fixed in the middle of the front side of the storage box frame 1 and corresponds to the movable position of the clamping piece 23, the clamping piece 23 moves through the movable shaft 22, the clamping piece 23 and the clamping groove 24 are inserted and connected to position the iron separation door 20, and the separation property and the sealing property of the storage box frame 1 are improved.

When the embodiment of the application is used, the following steps are adopted: the gas-insulated voltage transformer body 2 is concentrated and is placed in specific case frame 1, then dustproof movable baffle 8's setting realization plays dustproof effect, avoid influencing the work efficiency of the interior electrical components of case frame 1, dustproof movable baffle 8 accessible first movable part 7 realization is rotatory, be convenient for expose wiring through hole 6, make things convenient for wiring work, inhale the stable placing that can guarantee dustproof movable baffle 8 when magnet plate 17 and first magnet stone 18 magnetism, iron separation door 20 utilizes hinge 19 activity to rotate, conveniently adjust case frame 1 leakproofness and isolation, fastener 23 realizes the activity through loose axle 22, the activity makes fastener 23 and draw-in groove 24 grafting realize fixing a position the state of iron separation door 20, improve case frame 1's separation nature and leakproofness, for staff's operational environment provides the guarantee, external control rotary drive mechanism 10 drive screw 11 rotates, cooperation spacing slider slides along spacing spout 901 and realizes spacing supplementary lift movable plate 12 straight line along screw 11 reciprocates, conveniently adjust and remove 13 and ground contact distance, remove outside case frame 1 bottom and the control box 1, realize that removal wheel 13 removes outside case frame 1 bottom 9.

Claims

1. The utility model provides an air insulation voltage transformer, its characterized in that, including depositing box frame (1), dustproof movable baffle (8), magnet board (17) and first magnet piece (18), all be connected with wiring through-hole (6) in the top and the both sides of depositing box frame (1), tip in wiring through-hole (6) has dustproof movable baffle (8) through the first movable part (7) swing joint of connection, the tip of dustproof movable baffle (8) has connecting rod (15) through the second movable part (14) swing joint of connection, the tip of connecting rod (15) has magnet board (17) through the third movable part (16) swing joint of connection, the other end internal fixation of wiring through-hole (6) has first magnet piece (18).

2. The air-insulated voltage transformer of claim 1, wherein: the novel storage box comprises a storage box frame (1), wherein an air insulation voltage transformer body (2) is arranged in the storage box frame (1), an iron core (201) is connected to the top of the air insulation voltage transformer body (2), and a primary winding column head (202) is wound outside the iron core (201).

3. The air-insulated voltage transformer of claim 2, wherein: the storage box rack is characterized in that a bottom groove (9) is formed in the bottom of the storage box rack (1), a rotary driving mechanism (10) is arranged in the middle of the top of the bottom groove (9), a screw (11) is connected to the bottom of the rotary driving mechanism (10) and is arranged in the middle of the bottom groove (9), and a lifting movable plate (12) is arranged outside the screw (11) and movably arranged in the bottom groove (9).

4. An air insulated voltage transformer according to claim 3, characterized in that: the front of the storage box frame (1) is movably connected with an iron blocking door (20) through a hinge (19), and the top and the bottom of the front of the storage box frame (1) are connected with second magnet-absorbing blocks (21).

5. The air-insulated voltage transformer of claim 2, wherein: the top of iron core (201) is fixed with head end (3), the both ends at head end (3) top are connected with binding post (4), the bottom of gas insulation voltage transformer body (2) is fixed with ware seat (5).

6. An air insulated voltage transformer according to claim 3, characterized in that: limiting sliding blocks (1201) are fixed at two ends of the lifting movable plate (12), limiting sliding grooves (901) are connected in two sides of the bottom groove (9), the limiting sliding grooves (901) are in sliding connection with the limiting sliding blocks (1201), and movable wheels (13) are symmetrically connected to the bottom of the lifting movable plate (12).

7. The air-insulated voltage transformer of claim 4, wherein: the side part of the front surface of the iron separation door (20) is movably connected with a clamping piece (23) through a connected movable shaft (22), and a clamping groove (24) is correspondingly fixed in the middle of the side part of the front surface of the storage box frame (1) and in the movable position of the clamping piece (23).