阅读说明：本技术 一种带有误碰防护结构的安全型户外变压器 (Safe type outdoor transformer with protection architecture is bumped to mistake ) 是由 白丰收 于 2021-08-24 设计创作，主要内容包括：本发明公开了一种带有误碰防护结构的安全型户外变压器,配电柜本体的顶部设置有用于对所述配电柜本体防护的防护雨棚；所述配电柜本体的前侧设置有可打开的柜体门；所述配电柜本体的后侧设置有用于散热的散热风机；所述配电柜本体的内部设置有变压器；所述调节架的前部一体成型有与所述调节开孔上下端面配合滑动连接的滑动槽；所述调节架位于所述柜体门内侧的部位焊接有与所述调节开孔相贴合的密封板；所述密封板的上下两侧均开设有用于螺纹连接螺钉的螺纹孔。该带有误碰防护结构的安全型户外变压器,可在非工作人员打开时,实现开关结构与柜体门之间的联动,进而实现变压器的断开操作,避免人员触电情况的发生。(The invention discloses a safe outdoor transformer with a mistaken touch protection structure.A protection canopy for protecting a power distribution cabinet body is arranged at the top of the power distribution cabinet body; the front side of the power distribution cabinet body is provided with an openable cabinet body door; a heat radiation fan for heat radiation is arranged at the rear side of the power distribution cabinet body; a transformer is arranged inside the power distribution cabinet body; the front part of the adjusting frame is integrally formed with a sliding groove which is matched and slidably connected with the upper end surface and the lower end surface of the adjusting opening; a sealing plate which is attached to the adjusting opening is welded at the position of the adjusting frame, which is positioned at the inner side of the cabinet body door; and threaded holes for connecting screws in a threaded manner are formed in the upper side and the lower side of the sealing plate. This outdoor transformer of safe type with mistake touch protective structure can realize the linkage between switch structure and the cabinet body door when non-staff opens, and then realizes the disconnection operation of transformer, avoids the emergence of personnel's electric shock condition.)

1. A safety outdoor transformer with a mistaken collision protection structure is characterized in that a protection canopy (2) used for protecting a power distribution cabinet body (1) is arranged at the top of the power distribution cabinet body (1);

an openable cabinet body door (3) is arranged on the front side of the power distribution cabinet body (1);

a heat radiation fan (6) for heat radiation is arranged at the rear side of the power distribution cabinet body (1);

a transformer (7) is arranged in the power distribution cabinet body (1);

the method is characterized in that:

an adjusting opening (4) with a rectangular structure penetrates through the upper part of the cabinet body door (3) on one side of the power distribution cabinet body (1);

an adjusting frame (5) capable of sliding horizontally is inserted into the adjusting opening (4);

the front part of the adjusting frame (5) is integrally formed with a sliding groove (8) which is matched and slidably connected with the upper end surface and the lower end surface of the adjusting open pore (4);

a sealing plate (9) which is attached to the adjusting opening (4) is welded at the position, located on the inner side of the cabinet body door (3), of the adjusting frame (5);

and threaded holes (19) for connecting screws (18) in a threaded manner are formed in the upper side and the lower side of the sealing plate (9).

2. The safe outdoor transformer with the mistaken collision protection structure according to claim 1, wherein the safe outdoor transformer comprises: a limiting groove (10) is formed in one side of the end of the adjusting frame (5), and the inner end of the adjusting frame (5) is located on the upper portion of the movable conductive column (12).

3. The safe outdoor transformer with the mistaken collision protection structure according to claim 1, wherein the safe outdoor transformer comprises: the upper portion of one side of the transformer (7) close to the adjusting frame (5) is provided with a rotatable movable conductive column (12), and a fixed conductive column (13) is fixedly arranged on the transformer (7) above the movable conductive column (12).

4. The safety type outdoor transformer with the mistaken collision protection structure according to the claims 2 and 3, characterized in that: the opening direction of the limiting groove (10) faces one side of the movable conductive column (12), and the opening angle of the limiting groove (10) is 90 degrees.

5. The safe outdoor transformer with the mistaken collision protection structure according to claim 4, wherein the safe outdoor transformer is characterized in that: the inner part of the limiting groove (10) is connected with the transformer (7) through the rotating shaft (20), and the poking head (11) faces towards the outer end face of the limiting groove (10) and is arranged in a smooth arc-shaped chamfer.

6. The safe outdoor transformer with the mistaken collision protection structure according to claim 5, wherein the safe outdoor transformer comprises: the maximum distance between the outer end of the toggle head (11) and the movable conductive column (12) is larger than the length of the toggle head (11).

7. The safe outdoor transformer with the mistaken collision protection structure according to claim 2, wherein the safe outdoor transformer comprises: the lower end of the movable conductive column (12) is connected with the outer wall of the transformer (7) through a rotating shaft (20), and a conductive core (17) inside the movable conductive column (12) is electrically connected with the inside of the transformer (7).

8. The safe outdoor transformer with the mistaken collision protection structure according to claim 2, wherein the safe outdoor transformer comprises: the upper part of the movable conductive column (12) is provided with a lower insulating sleeve (21) and an upper insulating sleeve (22), and the gap between the lower insulating sleeve (21) and the upper insulating sleeve (22) is provided with the conductive core (17).

9. The safe outdoor transformer with the mistaken collision protection structure according to claim 3, wherein the safe outdoor transformer comprises: the clamping interface (14) is opened to the outer end of fixed conductive post (13), the inner electric connection of clamping interface (14) has electrically conductive contact (16), electrically conductive contact (16) with the activity is led electrical pillar (12) upper portion electrically conductive core (17) correspond the setting, all be provided with chucking steel ball (15) on the both sides lateral wall of clamping interface (14).

10. The safe outdoor transformer with the mistaken collision protection structure according to claim 8, wherein the safe outdoor transformer comprises: the distance between the lower insulating sleeve (21) and the upper insulating sleeve (22) is smaller than the height of the fixed conductive column (13).

Technical Field

The invention relates to the technical field of outdoor transformers, in particular to a safe outdoor transformer with a mistaken touch protection structure.

Background

The transformer is common power equipment in power generation, power supply and power consumption enterprises, and is important equipment for ensuring safe and reliable operation of a power grid, for example, the following file application numbers: application No.: cn201610315120.x, authorization publication number: CN 105761910B's an improved dry-type transformer and assembly method thereof, including the base, be provided with high pressure side iron core and low pressure side iron core on the base fixedly, the high pressure side iron core outside is provided with the high pressure side skeleton, the low pressure side iron core outside is provided with the low pressure side skeleton, high pressure side coil and low pressure side coil have been twined respectively in the high pressure side skeleton and the low pressure side skeleton outside, the outside of high pressure side coil and low pressure side coil is provided with the yoke respectively, be provided with the insulating layer between transformer high pressure side and low pressure side, the insulating layer is fixed on the base, the top of base is provided with the shell, the shell inboard is provided with the heat-conducting glue layer. The insulation and heat dissipation performance of the dry type transformer are mainly improved.

However, the existing transformer is generally installed in a cabinet body for protection, and due to the fact that the voltage of the transformer is high, if the protection cabinet body is opened by non-workers accidentally, if the switch of the transformer is not turned off in time, the problem of electric shock is prone to occurring.

Disclosure of Invention

The invention aims to provide a safe outdoor transformer with a mistaken touch protection structure, which aims to solve the problem that the existing transformer in the market is generally arranged in a cabinet body for protection, and if the protection cabinet body is opened accidentally by a non-worker, the transformer switch is not timely disconnected due to high voltage of the transformer, and electric shock is easily caused.

In order to achieve the purpose, the invention provides the following technical scheme: a safety type outdoor transformer with a mistaken touch protection structure is characterized in that a protection canopy for protecting a power distribution cabinet body is arranged at the top of the power distribution cabinet body;

the front side of the power distribution cabinet body is provided with an openable cabinet body door;

a heat radiation fan for heat radiation is arranged at the rear side of the power distribution cabinet body;

a transformer is arranged inside the power distribution cabinet body;

an adjusting opening with a rectangular structure is formed in the upper portion of the cabinet body door on one side of the power distribution cabinet body in a penetrating mode;

an adjusting frame capable of horizontally sliding is inserted into the adjusting opening;

the front part of the adjusting frame is integrally formed with a sliding groove which is matched and slidably connected with the upper end surface and the lower end surface of the adjusting opening;

a sealing plate which is attached to the adjusting opening is welded at the position of the adjusting frame, which is positioned at the inner side of the cabinet body door;

and threaded holes for connecting screws in a threaded manner are formed in the upper side and the lower side of the sealing plate.

Furthermore, a limiting groove is formed in one side of the end of the adjusting frame, and the inner end of the adjusting frame is located on the upper portion of the movable conductive column.

Furthermore, the upper part of the transformer, which is close to one side of the adjusting frame, is provided with the movable conductive column which is rotatable, and the fixed conductive column is fixedly arranged on the transformer above the movable conductive column.

Furthermore, the opening direction of the limiting groove faces to one side of the movable conductive column, and the forming angle of the limiting groove is 90 degrees.

Furthermore, the inside of the limiting groove is connected with the transformer through the rotating shaft, and the poking head faces towards the outer end face of the limiting groove and is arranged in a smooth arc-shaped chamfer.

Furthermore, the maximum distance between the outer end of the toggle head and the movable conductive column is greater than the length of the toggle head.

Furthermore, the lower end of the movable conductive column is connected with the outer wall of the transformer through a rotating shaft, and the conductive core inside the movable conductive column is electrically connected with the inside of the transformer.

Furthermore, the upper part of the movable conductive column is provided with a lower insulating sleeve and an upper insulating sleeve, and the gap between the lower insulating sleeve and the upper insulating sleeve is provided with the conductive core.

Furthermore, a clamping interface is formed in the outer end of the fixed conductive column, a conductive contact is electrically connected to the inner end of the clamping interface, the conductive contact corresponds to the conductive core on the upper portion of the movable conductive column, and clamping steel balls are arranged on the side walls of the two sides of the clamping interface.

Further, the distance between the lower insulating sleeve and the upper insulating sleeve is smaller than the height of the fixed conductive column.

Compared with the prior art, the invention has the beneficial effects that: according to the safety type outdoor transformer with the mistaken-touch protection structure, through improvement of the cabinet body door outside the existing power distribution cabinet body and the transformer switch structure, linkage between the switch structure and the cabinet body door can be realized when a non-worker opens the switch structure, so that disconnection operation of the transformer is realized, and the occurrence of electric shock of the worker is avoided;

1. an adjusting opening is formed in the upper portion of the cabinet body door in a penetrating mode, an adjusting frame is inserted into the adjusting opening in a penetrating mode, a shifting head is connected into a limiting groove in the inner end of the adjusting frame through a bearing, shifting of the movable conductive column on the transformer can be achieved when the cabinet body door is opened accidentally, and therefore the effect that the movable conductive column is disconnected from the fixed conductive column is achieved;

2. the upper part of the movable conductive column is provided with a lower insulating sleeve and an upper insulating sleeve, a gap between the lower insulating sleeve and the upper insulating sleeve is provided with an exposed conductive core, the gap has the function of matching and connecting with a conductive contact inside a clamping port at the outer end of the upper fixed conductive column of the transformer, and simultaneously, the side walls at two sides of the clamping port are provided with clamping steel balls, so that the two sides of the lower insulating sleeve and the upper insulating sleeve at the upper part of the movable conductive column can be clamped respectively, and the matching arrangement between the movable conductive column and the fixed conductive column is facilitated;

3. the sealing plate is welded inside the adjusting frame, the threaded holes used for the threaded connection screws are formed in the upper side and the lower side of the sealing plate, the sealing plate can seal the adjusting opening in the cabinet door, external objects are prevented from entering the cabinet door, the transformer is protected, the adjusting frame can slide left and right through the adjusting opening, and dislocation separation between the stirring head and the movable conductive columns in the inner end of the adjusting frame is achieved when maintenance is facilitated.

Drawings

FIG. 1 is a schematic diagram of a front view structure of a power distribution cabinet body of a safety outdoor transformer with a false touch protection structure according to the present invention;

FIG. 2 is a schematic sectional view of a portion a-a in FIG. 1 of a safety type outdoor transformer with a mis-touch protection structure according to the present invention;

FIG. 3 is an enlarged schematic structural diagram of a point A in FIG. 2 of a safety type outdoor transformer with a mis-touch protection structure according to the present invention;

FIG. 4 is an enlarged schematic structural diagram of a point B in FIG. 3 of the safety type outdoor transformer with a mis-touch protection structure according to the present invention;

FIG. 5 is a schematic top view of the fixed conductive column, conductive core and lower insulating sleeve of the safety outdoor transformer with the mis-touch protection structure according to the present invention;

FIG. 6 is a schematic structural diagram of an adjusting opening, an adjusting frame and a sealing plate of the safety outdoor transformer with a mis-touch protection structure according to the present invention;

FIG. 7 is a schematic diagram of a power distribution cabinet body of a safety outdoor transformer with a mis-touch protection structure according to the present invention;

FIG. 8 is an enlarged schematic structural diagram of a point C in FIG. 7 of a safety type outdoor transformer with a mis-touch protection structure according to the present invention;

fig. 9 is a schematic structural diagram of a safety type outdoor transformer with a mis-touch protection structure according to the invention, in which a structure of the toggle head and the movable conductive column in the fig. 8 are staggered;

fig. 10 is a schematic structural view of a movable conductive column in a pulled-open state of the safety outdoor transformer with a mis-touch protection structure according to the present invention.

In the figure: 1. a power distribution cabinet body; 2. a protective rain shed; 3. a cabinet door; 4. adjusting the opening; 5. an adjusting bracket; 6. a heat radiation fan; 7. a transformer; 8. a sliding groove; 9. a sealing plate; 10. a limiting groove; 11. a poking head; 12. a movable conductive post; 13. fixing the conductive column; 14. a card interface; 15. clamping the steel ball; 16. a conductive contact; 17. a conductive core; 18. a screw; 19. a threaded hole; 20. a rotating shaft; 21. a lower insulating sleeve; 22. an upper insulating sleeve.

Detailed Description

All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-10, the present invention provides a technical solution: the utility model provides an outdoor transformer of safe type with protective structure is bumped to mistake, the top of switch board body 1 is provided with the protection canopy 2 that is used for protecting switch board body 1, the front side of switch board body 1 is provided with the cabinet body door 3 that can open, the rear side of switch board body 1 is provided with and is used for radiating cooling fan 6, the inside of switch board body 1 is provided with transformer 7, 3 upper portions of the cabinet body door of switch board body 1 one side run through the regulation trompil 4 of seting up rectangular structure, but adjust the inside interlude of trompil 4 have horizontal slip's alignment jig 5, the anterior integrated into one piece of alignment jig 5 have with adjust trompil 4 up end face fit sliding connection's sliding tray 8, the position welding that alignment jig 5 is located cabinet body door 3 inboard has the closing plate 9 of laminating mutually with regulation trompil 4, screw hole 19 that is used for threaded connection screw 18 is all seted up to the upper and lower both sides of closing plate 9.

One side of the end of the adjusting frame 5 is provided with a limiting groove 10, the inner end of the adjusting frame 5 is positioned on the upper part of the movable conductive column 12, the upper part of the transformer 7 close to one side of the adjusting frame 5 is provided with a rotatable movable conductive column 12, the transformer 7 above the movable conductive column 12 is fixedly provided with a fixed conductive column 13, the opening direction of the limiting groove 10 faces one side of the movable conductive column 12, the opening angle of the limiting groove 10 is 90 degrees, the inside of the limiting groove 10 is connected with the transformer 7 through a rotating shaft 20, the outer end surface of the toggle head 11 facing the limiting groove 10 is provided with a smooth arc-shaped chamfer, the lower end of the movable conductive column 12 is connected with the outer wall of the transformer 7 through the rotating shaft 20, the conductive core 17 inside the movable conductive column 12 is electrically connected with the inside of the transformer 7, when a non-worker opens the cabinet door 3, the upper part of the movable conductive column 12 can be toggled through the drive of the toggle head 11, and further the movable conductive column 12 is separated from the fixed conductive column 13, so as to achieve the purpose of cutting off the electric power.

The maximum distance between the outer end of the poking head 11 and the movable conductive column 12 is larger than the length of the poking head 11, when the adjusting frame 5 is adjusted through horizontal sliding, the poking head 11 at the inner end of the adjusting frame 5 can be separated from the movable conductive column 12, and the poking head 11 can be prevented from contacting with the movable conductive column 12 when a worker debugs or checks.

The upper part of the movable conductive column 12 is provided with a lower insulating sleeve 21 and an upper insulating sleeve 22, a gap between the lower insulating sleeve 21 and the upper insulating sleeve 22 is provided with a conductive core 17, the outer end of the fixed conductive column 13 is provided with a clamping interface 14, the inner end of the clamping interface 14 is electrically connected with a conductive contact 16, the conductive contact 16 is arranged corresponding to the conductive core 17 on the upper part of the movable conductive column 12, the side walls on two sides of the clamping interface 14 are provided with clamping steel balls 15, the distance between the lower insulating sleeve 21 and the upper insulating sleeve 22 is smaller than the height of the fixed conductive column 13, the upper part of the movable conductive column 12 can be provided with the lower insulating sleeve 21 and the upper insulating sleeve 22 for clamping through the arrangement of the clamping steel balls 15 on the inner wall of the clamping interface 14, and the tight contact between the upper conductive core 17 of the movable conductive column 12 and the conductive contact 16 on the inner end of the clamping interface 14 is realized.

The working principle is as follows: when the safety type outdoor transformer with the mistaken touch protection structure is used, as shown in fig. 1, when a non-operator opens the cabinet body door 3 at the front part of the power distribution cabinet body 1, the cabinet body door 3 drives the adjusting frame 5 at the upper part of the inner side of the adjusting frame 3 to move outwards, as shown in fig. 2-4, while the adjusting frame 5 moves, the movable conductive column 12 at the upper part of the transformer 7 is shifted outwards through the shifting head 11 at the inner end of the adjusting frame, the movable conductive column 12 is shifted downwards by the shifting head 11, and rotates clockwise through the rotating shaft 20 (without a reset spring) at the lower end of the movable conductive column 12, while the movable conductive column 12 rotates, the lower insulating sleeve 21 and the upper insulating sleeve 22 at the upper part of the movable conductive column 12 are shifted out from the clamping port 14 at the outer end of the fixed conductive column 13, the clamping limit of the clamping steel ball 15 on the inner wall of the clamping port 14 is lost by the lower insulating sleeve 21 and the upper insulating sleeve 22, and further the conductive core 17 on the movable conductive column 12 between the lower insulating sleeve 21 and the upper insulating sleeve 22 and the inner end of the clamping port 14 is shifted 16, separating, and finally, the movable conductive column 12 is as shown in the state of fig. 9, at this time, after the cabinet body door 3 is opened, the movable conductive column 12 and the fixed conductive column 13 are already disconnected, so as to avoid the occurrence of an electric shock hazard;

when the cabinet body door 3 is closed, as shown in fig. 8, when the cabinet body door 3 drives the adjusting frame 5 to move, one side of the toggle head 11 at the inner end of the adjusting frame 5, which is provided with a smooth arc surface, is in contact with the movable conductive post 12, at this time, the toggle head 11 rotates through the rotating shaft 20 provided with the return spring, along with the continuous extrusion of the toggle head 11 and the movable conductive post 12, the toggle head 11 rotates into the limiting groove 10 at the inner end of the adjusting frame 5, and when the toggle head 11 moves to one side of the movable conductive post 12, which is far away from the cabinet body door 3, the toggle head 11 is reset under the action of the return spring of the rotating shaft 20, and finally, as shown in the state of fig. 8;

when the maintenance personnel releases the adjusting frame 5, as shown in fig. 1-3 and fig. 6-8, the screws 18 on the sealing plates 9 on the inner side of the adjusting frame 5 are firstly detached, then the adjusting frame 5 is pushed to the side far away from the movable conductive posts 12, the bumps on the upper and lower end faces of the adjusting frame 5 slide in the sliding grooves 8 on the upper and lower end faces of the adjusting opening 4, the adjusting frame 5 drives the sealing plates 9 on the inner side to move along with the movement while the adjusting frame 5 moves, at this time, the distance between the toggle head 11 at the inner end of the adjusting frame 5 and the movable conductive posts 12 is gradually increased, and finally, as shown in the state of fig. 9.

It should be understood that the terms "central," "longitudinal," "transverse," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in a generic and descriptive sense only and not for purposes of limitation, that the present invention is used with reference to the particular orientation or position shown in the drawings, that the standard components used in the present invention are commercially available, that the specific components are custom-made from the specification and drawings, that the specific connections between the various components are made by conventional means such as bolts, rivets, welding, etc., that the machines, components and devices are well known in the art, the conventional model, together with the circuit connections, are conventional in the art and will not be described in detail here.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes, modifications, equivalents, and improvements may be made without departing from the spirit and scope of the invention.