CN214152186U

CN214152186U - Power transformation electric actual operation experiment platform

Info

Publication number: CN214152186U
Application number: CN202022664807.9U
Authority: CN
Inventors: 倪海忠; 钟刚毅; 马括; 陈群; 杨政委; 黎永成; 李剑方; 胡伟军; 柴城
Original assignee: Dongguan Rail Transit Co ltd
Current assignee: Dongguan Rail Transit Co ltd
Priority date: 2020-11-17
Filing date: 2020-11-17
Publication date: 2021-09-07
Anticipated expiration: 2030-11-17

Abstract

The utility model relates to the technical field of electrical teaching, in particular to a power transformation electrical practical operation experimental platform; the rack comprises a rack body, a hole plate, a small panel, a wire groove, a guide rail and a power supply box for supplying power; the small panel is arranged on the hole plate; the frame body comprises at least two angle steel supporting legs and at least two supporting rods; the two angle steel supporting legs are oppositely arranged; the bottoms of the two support rods are respectively detachably connected with the two angle steel supporting legs; the two ends of the hole plate are respectively detachably connected with the tops of the two support rods; the wire casing and the guide rail can be detachably arranged on the hole plate. The utility model discloses can nimble distribution, practice training is high-efficient, safety.

Description

Power transformation electric actual operation experiment platform

Technical Field

The utility model relates to an electrical teaching technical field, concretely relates to electric real behaviour experiment platform of transformer.

Background

In the field of rail transit, the electric system in the rail system often needs to be overhauled, but the voltage in the rail system is high, and therefore, the maintainer needs to be overhauled and trained before going on duty. However, most of traditional power transformation practical training work is carried out in combination with on-site maintenance, in order to ensure the maintenance quality of equipment, most of the training work is carried out by experienced maintenance staff, and the trained staff usually lack practical training at the initial training stage, so that the practical training efficiency is low. In addition, in the experimental training of the secondary circuit of the transformer equipment, usually, only electrical equipment can be temporarily built on the ground on the spot to carry out practical operation, the wiring between the electrical equipment is usually disordered, and the electrical equipment is directly assembled on the ground, so that the safety risks of short circuit, even electric shock and the like exist. Therefore, a safe electrical practical operation experimental platform is urgently needed.

Disclosure of Invention

An object of the utility model is to overcome above shortcoming provide a transformer electric real operation experiment platform, can nimble distribution, real operation training is high-efficient, safety.

In order to achieve the above purpose, the specific scheme of the utility model is as follows: a power transformation electric practical operation experiment platform comprises a frame body, a hole plate, a small panel, a wire groove, a guide rail and a power supply box for supplying power; the small panel is arranged on the hole plate; the frame body comprises at least two angle steel supporting legs and at least two supporting rods; the two angle steel supporting legs are oppositely arranged; the bottoms of the two support rods are respectively detachably connected with the two angle steel supporting legs; the two ends of the hole plate are respectively detachably connected with the tops of the two support rods; the wire casing and the guide rail can be detachably arranged on the hole plate.

The utility model is further arranged that each angle steel supporting leg comprises a horizontal part and a vertical part which are connected with each other; the horizontal part and the vertical part form an inverted T shape; the frame body also comprises an inclined strut flat steel; one end of the inclined strut flat steel is connected with the vertical part and the bottom of the supporting rod through bolts; the other end of the inclined strut flat steel is connected with the transverse part.

The utility model discloses further set up to, still be equipped with the instrument platform between two bracing pieces.

The utility model discloses further set up as, be equipped with one or more in button, display and the pilot lamp on the little panel.

The utility model discloses further set up to, the bottom of power box is equipped with four at least universal wheels.

The utility model is further provided with a heat dissipation hole arranged at the top of the power supply box; and a heat dissipation fan is arranged in the heat dissipation hole.

The utility model discloses further set up to, be equipped with the warning light on the power box.

The utility model is further arranged that the small panel comprises a cover body and a shell body for accommodating the display; the cover body is hinged with the shell; shutter radiating grooves are formed in two sides of the shell.

The utility model has the advantages that: the bottoms of the two support rods are respectively detachably connected with the two angle steel supporting legs; the two ends of the hole plate are respectively detachably connected with the tops of the two support rods; therefore, the whole power transformation electric actual operation experiment platform can be disassembled and assembled quickly, and transportation is facilitated. And because the hole plate and the guide rail are arranged, the position of the electrical component is freely assembled, the universality is strong, and the safety is higher than that of the traditional ground wiring.

Drawings

The invention is further described with the aid of the accompanying drawings, in which, however, the embodiments do not constitute any limitation to the invention, and for a person skilled in the art, other drawings can be derived from the following drawings without inventive effort.

FIG. 1 is a schematic view of the overall structure of the present invention with the power box omitted;

FIG. 2 is a schematic structural diagram of a power box according to the present invention;

FIG. 3 is an electrical schematic diagram of the power box of the present invention;

fig. 4 is an enlarged schematic view of a portion a in fig. 1.

Wherein: 11. a hole plate; 12. a wire slot; 13. a guide rail; 31. supporting legs of angle steel; 32. a support bar; 35. a transverse portion; 36. a vertical portion; 37. bracing flat steel; 38. a tool table; 2. a power supply box; 21. a universal wheel; 22. heat dissipation holes; 23. a heat radiation fan; 24. a warning light; 4. a small panel; 41. a housing; 42. a cover body; 43. a louver heat dissipation groove; 44. a button; 45. a display; 46. and an indicator light.

Detailed Description

To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete. It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

As shown in fig. 1 to 4, the power transformation electric practical operation experimental platform described in this embodiment includes a frame body, a hole plate 11, a small panel 4, a wire casing 12, a guide rail 13, and a power supply box 2 for supplying power; the small panel 4 is arranged on the hole plate 11; the frame body comprises at least two angle steel supporting feet 31 and at least two supporting rods 32; the two angle steel supporting legs 31 are oppositely arranged; the bottoms of the two support rods 32 are respectively detachably connected with the two angle steel supporting legs 31; the two ends of the hole plate 11 are respectively detachably connected with the tops of the two support rods 32; the wire casing 12 and the guide rail 13 can be detachably arranged on the hole plate 11.

Specifically, the angle steel for the frame body is only required to be common angle steel in the market. Because the angle steel has good rigidity and good universality, the angle steel can have practical operation requirements, and operating platforms with different sizes can be assembled at will by matching with the hole plates 11 with different sizes. Specifically, the hole plate is used for installing parts such as a wire casing, a guide rail and the like; the guide rail is used for hanging electrical components and is convenient to detach. In practical operation, a display 45 is often needed to display parameters of each test point, an indicator lamp 46 is also needed to visually display the on-off state of the circuit, and a button 44 is also needed to control the on-off state of the circuit, so that a small panel 4 specially used for placing each basic module is arranged for a practical operator to use. It should be noted that the small panel 4 may be perforated to mount electrical components such as a multimeter and a human-computer interface according to actual needs, and is not limited to the above. When the electric component fixing device is not used, the electric component can be detached from the guide rail 13. Because the hole plate 11 is provided with the plurality of holes, when different practical tests need to be carried out, people can install or detach the electric parts, the wire grooves 12, the guide rails 13 and other parts as required by adopting common tools such as bolts, self-tapping screws and the like, the universality is strong, and an operation table for practical tests is provided for the staff to be trained. The bottoms of the two support rods 32 are respectively detachably connected with the two angle steel supporting legs 31; the two ends of the hole plate 11 are respectively detachably connected with the tops of the two support rods 32; therefore, the whole power transformation electric actual operation experiment platform can be disassembled and assembled quickly, and transportation is facilitated. The wire casing 12 is used for accommodating wires after wiring, and avoids wiring errors and short circuit hidden troubles caused by disordered wires.

As shown in fig. 1-2, in the power transformation electric actual operation experiment platform according to the embodiment, each of the angle support legs 31 includes a horizontal portion 35 and a vertical portion 36 that are connected to each other; the horizontal part 35 and the vertical part 36 form an inverted T shape; the frame body also comprises an inclined strut flat steel 37; one end of the inclined strut flat steel 37 is connected with the vertical part 36 and the bottom of the support rod 32 through bolts; the other end of the diagonal bracing flat steel 37 is connected with the transverse part 35.

The diagonal bracing flat steel 37 is used for reinforcing the strength of the frame body.

As shown in fig. 1-2, in the power transformation electric actual operation experiment platform according to the embodiment, a tool table 38 is further disposed between the two support rods 32.

Used for temporarily placing tools such as a wrench, a screwdriver, tweezers, an electrical tape and the like.

As shown in fig. 1-2, in the power transformation electric actual operation experiment platform according to this embodiment, one or more of a button 44, a display 45, and an indicator light 46 are provided on the small panel 4.

In practical operation, a display 45 is often needed to display parameters of each test point, an indicator lamp 46 is also needed to visually display the on-off state of the circuit, and a button 44 is also needed to control the on-off state of the circuit, so that a small panel 4 specially used for placing each basic module is arranged for a practical operator to use.

As shown in fig. 1-2, in the power transformation electric practical operation experimental platform according to this embodiment, at least four universal wheels 21 are disposed at the bottom of the power supply box 2.

The provision of the universal wheels 21 facilitates transportation of the power supply box 2.

As shown in fig. 1 to 3, the power supply box 2 includes a box body, and a power distribution monitoring board, a dc power module and a dc voltage reduction silicon chain which are disposed in the box body. The power distribution monitoring board is provided with a 4P air switch with overcurrent and leakage protection, a 4P air switch with overcurrent protection, four 2P air switches with overcurrent protection, a direct-current voltage and current display screen and a direct-current voltage regulating switch. The lower part of the box body is provided with 3 DC 243V/10A direct current power supply modules. The user can put into 1-3 module operation work according to actual need. The voltage reduction function of 5V to 44V direct current, 5.6V voltage level difference and 30A rated current can be realized by arranging at least one group of direct current voltage reduction silicon chains in the box body. The power supply box 2 can realize 1-path three-phase five-wire 380V alternating current power input, 1-path three-phase four-wire low-voltage 380V alternating current power output, 2-path low-voltage 220V single-phase alternating current power output and 2-path direct current 199-plus 238V power output.

As shown in fig. 1-2, in the power transformation electric actual operation experiment platform according to the embodiment, heat dissipation holes 22 are formed in the top of the power supply box 2; a heat radiation fan 23 is installed in the heat radiation hole 22.

By providing the heat radiation fan 23, the heat radiation efficiency of the power supply box 2 can be improved.

As shown in fig. 1-2, in the power transformation electric actual operation experiment platform according to this embodiment, a warning light 24 is disposed on the power supply box 2.

The warning light 24 can remind the user of the safety of electricity utilization when the power supply box 2 is in operation.

As shown in fig. 1-2, in the power transformation electric actual operation experiment platform according to the embodiment, the small panel 4 includes a cover 42 and a housing 41 for accommodating a display 45; the cover 42 is hinged with the shell 41; the housing 41 is provided with louver heat dissipating grooves 43 on both sides thereof.

The cover 42 effectively protects the electric components in the case 41, and the louver heat dissipation grooves 43 improve the heat dissipation function.

The above is only a preferred embodiment of the present invention, so all the equivalent changes or modifications made by the structure, features and principles in accordance with the claims of the present invention are included in the protection scope of the present invention.

Claims

1. The utility model provides a transformer electricity real operation experiment platform which characterized in that: comprises a frame body, a hole plate (11), a small panel (4), a wire casing (12), a guide rail (13) and a power supply box (2) for supplying power; the small panel (4) is arranged on the hole plate (11);

the frame body comprises at least two angle steel supporting feet (31) and at least two supporting rods (32); the two angle steel supporting legs (31) are oppositely arranged; the bottoms of the two support rods (32) are respectively detachably connected with the two angle steel supporting feet (31); the two ends of the hole plate (11) are respectively detachably connected with the tops of the two support rods (32);

the wire casing (12) and the guide rail (13) can be detachably arranged on the hole plate (11).

2. A power transformation electric actual operation experimental platform as claimed in claim 1, characterized in that: each angle steel supporting foot (31) comprises a transverse part (35) and a vertical part (36) which are connected with each other; the horizontal part (35) and the vertical part (36) form an inverted T shape;

the frame body also comprises an inclined strut flat steel (37); one end of the inclined strut flat steel (37) is connected with the vertical part (36) and the bottom of the support rod (32) through bolts; the other end of the inclined strut flat steel (37) is connected with the transverse part (35).

3. A power transformation electric actual operation experimental platform as claimed in claim 1, characterized in that: a tool table (38) is arranged between the two support rods (32).

4. A power transformation electric actual operation experimental platform as claimed in claim 1, characterized in that: one or more of a button (44), a display (45) and an indicator lamp (46) are arranged on the small panel (4).

5. A power transformation electric actual operation experimental platform as claimed in claim 1, characterized in that: the bottom of the power supply box (2) is provided with at least four universal wheels (21).

6. A power transformation electric actual operation experimental platform as claimed in claim 1, characterized in that: the top of the power supply box (2) is provided with heat dissipation holes (22); and a heat radiation fan (23) is arranged in the heat radiation hole (22).

7. A power transformation electric actual operation experimental platform as claimed in claim 1, characterized in that: and a warning lamp (24) is arranged on the power supply box (2).

8. A power transformation electric actual operation experimental platform as claimed in claim 1, characterized in that: the small panel (4) comprises a cover body (42) and a shell body (41) used for accommodating a display (45); the cover body (42) is hinged with the shell body (41); shutter heat dissipation grooves (43) are formed in two sides of the shell (41).