CN219017103U

CN219017103U - Practical training device of relay protection device

Info

Publication number: CN219017103U
Application number: CN202222786328.3U
Authority: CN
Inventors: 唐荣伟; 王江; 高月翔; 马荣强; 李槿; 宋哲; 饶绮; 麻子岳
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-10-22
Filing date: 2022-10-22
Publication date: 2023-05-12
Anticipated expiration: 2032-10-22

Abstract

The utility model provides a practical training device of a relay protection device. Real device of instructing of overload protection device includes the containing box: the utility model discloses a real subassembly of instructing is installed to the inside grafting that just is located logical groove at the top of containing box, logical groove has been seted up to the top of containing box, real subassembly bottom of instructing is provided with the cooling mechanism that is used for cooling down real subassembly. The practical training device of the relay protection device provided by the utility model has the advantages that the fan blades are driven to rotate through the first motor, the fan blades rotate so as to conveniently dissipate heat in the practical training box, the situation that the temperature is too high in practical training is prevented, the threaded rod is driven to reversely rotate through the second motor, the two groups of movable plates are mutually close through the rotation of the threaded rod, the angle between the movable plates and the connecting rod is reduced, the practical training box is contracted into the storage box, and the situation that the surface of the relay and the surface of the PLC are ash in use, so that the use safety is influenced is prevented.

Description

Practical training device of relay protection device

Technical Field

The utility model relates to the field of relay protection, in particular to a practical training device of a relay protection device.

Background

The relay protection device is developed in recent years, when a power element (such as a generator, a circuit and the like) in a power system or the power system itself breaks down to endanger the safe operation of the power system, an alarm signal can be sent out to an operator on duty in time, or a tripping command is directly sent out to a controlled breaker to terminate an automatic measure and equipment for the development of the events, and Chinese patent publication No. CN212694630U discloses a practical training device of the relay protection device, which comprises a box body, the front end of the box body is movably hinged with a box door through a hinge shaft, the right side of the box door is provided with a buckling mechanism, the buckling mechanism is connected with the box body to realize the opening and closing of the box door, and a circulating chamber is formed inside a component plate of the box body.

To above-mentioned open technology, in the real standard use and use the back, in relay and the air that the PLC controller all exposes, and then make the surface of electronic device fall on the dust easily, the dust gets into the security that the inside of relay and PLC controller influences the use easily.

Therefore, it is necessary to provide a practical training device for a relay protection device to solve the above technical problems.

Disclosure of Invention

The utility model provides a practical training device of a relay protection device, which solves the problem that dust easily falls on the surfaces of the conventional practical training relay and a PLC controller to influence the use safety.

In order to solve the technical problems, the practical training device of the relay protection device provided by the utility model comprises a storage box: the utility model discloses a real subassembly of instructing is installed to the inside grafting that just is located logical groove at the top of containing box, logical groove has been seted up to the top of containing box, real subassembly bottom of instructing is provided with the cooling mechanism that is used for cooling down real subassembly, the inside of containing box is provided with the shrink mechanism that is used for contracting real subassembly of instructing.

Preferably, the training assembly comprises a training box, the top of the storage box is inserted into the through groove, the training box is installed in a plugging mode, the inside of the training box is hollow, a relay is arranged on the front side wall of the training box, and a PLC (programmable logic controller) is arranged on the front side wall of the training box.

Preferably, the cooling mechanism comprises an air duct, the air duct is formed in the bottom surface of the training box, a motor frame is fixedly installed in the air duct, a first motor is fixedly installed in the motor frame, the output end of the first motor is located in the training box, and fan blades are fixedly installed at the output end of the first motor.

Preferably, the shrink mechanism includes the second motor, the right side wall fixed mounting of containing box has the second motor, the output of second motor runs through the right side wall of containing box and extends to the inside fixed mounting of containing box and have the threaded rod, the fixed cover in middle part of threaded rod is equipped with the spacing ring, the surface thread bush of threaded rod is equipped with the fly leaf, the top of fly leaf is articulated installation setting with the bottom surface of training the case.

Preferably, the bottom surface fixed mounting of containing box has rubber slipmat, through four sets of rubber slipmats of containing box bottom surface and then improves the stability when placing the containing box.

Preferably, the number of the first motor and the number of the fan blades are two, the two groups of fan blades are located in the training box, and the first motor drives the two groups of fan blades located in the training box to rotate so as to cool the training box.

Preferably, the threads of the threaded rods positioned on the left side and the right side of the limiting ring are opposite in rotation direction, and the two groups of movable plates are made to be close to or far away from each other through rotation of the threaded rods.

Compared with the related art, the training device of the relay protection device has the following beneficial effects:

the utility model provides a practical training device of a relay protection device, which is characterized in that a threaded rod is driven to rotate through a second motor, two groups of movable plates are further away from each other through rotation of the threaded rod, the angle between the movable plates and a connecting rod is further increased, a practical training box extends out of the interior of a storage box, a relay and a PLC (programmable logic controller) are exposed to the outside, practical training operation is convenient to use, the fan blades are driven to rotate through the first motor, heat dissipation of the interior of the practical training box is convenient to conduct through rotation of the fan blades, the fact that the temperature is too high in practical training is prevented, the threaded rod is driven to reversely rotate through the second motor, the two groups of movable plates are further made to be close to each other through rotation of the threaded rod, the angle between the movable plates and the connecting rod is further reduced, the practical training box is contracted into the interior of the storage box, and the relay and the surface of the PLC are prevented from being grey, and the use safety is affected.

Drawings

FIG. 1 is a schematic structural diagram of a practical training device of a relay protection device according to a preferred embodiment of the present utility model;

FIG. 2 is a schematic diagram of the front view of FIG. 1;

FIG. 3 is a schematic view of the partial front view of FIG. 1;

fig. 4 is a schematic structural view of the rear cross-section shown in fig. 2.

Reference numerals in the drawings: 1. the device comprises a storage box, 2, a through groove, 3, a practical training assembly, 301, a practical training box, 302, a relay, 303, a PLC (programmable logic controller), 4, a cooling mechanism, 401, an air duct, 402, a motor frame, 403, a first motor, 404, fan blades, 5, a contraction mechanism, 501, a second motor, 502, a threaded rod, 503, a limiting ring, 504, a movable plate, 505 and a connecting rod.

Detailed Description

The utility model will be further described with reference to the drawings and embodiments.

Referring to fig. 1, fig. 2, fig. 3, and fig. 4 in combination, fig. 1 is a schematic structural diagram of a training device of a relay protection device according to a preferred embodiment of the present utility model; FIG. 2 is a schematic diagram of the front view of FIG. 1; FIG. 3 is a schematic view of the partial front view of FIG. 1; fig. 4 is a schematic structural view of the rear cross-section shown in fig. 2. Practical training device of relay protection device, including containing box 1: the top of the storage box 1 is provided with a through groove 2, the bottom surface of the storage box 1 is fixedly provided with rubber anti-slip pads, the stability of the storage box 1 when placed is further improved through four groups of rubber anti-slip pads on the bottom surface of the storage box 1, the top of the storage box 1 is provided with a practical training assembly 3 in a plugging manner and positioned in the through groove 2, the practical training assembly 3 comprises a practical training box 301, the top of the storage box 1 is provided with a practical training box 301 in a plugging manner and positioned in the through groove 2, the interior of the practical training box 301 is in a hollow arrangement, the front side wall of the practical training box 301 is provided with a relay 302, the front side wall of the practical training box 301 is provided with a PLC (programmable logic controller) 303, the bottom of the practical training assembly 3 is provided with a cooling mechanism 4 for cooling the practical training assembly 3, the cooling mechanism 4 comprises an air duct 401, the bottom surface of the practical training box 301 is provided with the air duct 401, the inside of the air duct 401 is fixedly provided with a motor frame 402, the inside of the motor frame 402 is fixedly provided with a first motor 403, the output end of the first motor 403 is positioned in the practical training box 301, the fan blades 404 are fixedly arranged at the output end of the first motor 403, two groups of the first motor 403 and the fan blades 404 are arranged in the practical training box 301, the first motor 403 drives the two groups of the fan blades 404 positioned in the practical training box 301 to rotate so as to realize cooling of the practical training box 301, a shrinkage mechanism 5 used for shrinking the practical training assembly 3 is arranged in the storage box 1, the shrinkage mechanism 5 comprises a second motor 501, the second motor 501 is fixedly arranged on the right side wall of the storage box 1, the output end of the second motor 501 penetrates through the right side wall of the storage box 1 and extends to the interior of the storage box 1 to be fixedly provided with a threaded rod 502, the middle part of the threaded rod 502 is fixedly sleeved with a limiting ring 503, the threads of the threaded rod 502 positioned on the left side and the right side of the limiting ring 503 are opposite in rotation direction, the two groups of movable plates 504 are close to or far away from each other by rotating the threaded rod 502, the movable plates 504 are sleeved on the surface threads of the threaded rod 502, and the top of the movable plates 504 and the bottom of the training box 301 are arranged in a hinged manner; the second motor 501 drives the threaded rod 502 to rotate, the threaded rod 502 rotates to enable the two groups of movable plates 504 to be far away from each other, the angle between the movable plates 504 and the connecting rod 505 is further increased, the practical training box 301 stretches out of the storage box 1, the relay 302 and the PLC controller 303 are exposed to the outside, practical training operation is convenient to use, the fan blades 404 are driven to rotate through the first motor 403, the fan blades 404 rotate to facilitate heat dissipation of the inside of the practical training box 301, the threaded rod 502 is driven to rotate reversely through the second motor 501, the threaded rod 502 rotates to enable the two groups of movable plates 504 to be close to each other, the angle between the movable plates 504 and the connecting rod 505 is reduced, the practical training box 301 is contracted to the inside of the storage box 1, and the relay 302 and the PLC controller 303 are prevented from being gray in the surface during use, and the use safety is affected.

The working principle of the training device of the relay protection device provided by the utility model is as follows:

in practical training, drive threaded rod 502 through second motor 501 and rotate, rotate and then make two sets of fly leaves 504 keep away from each other through threaded rod 502, and then make the angle between fly leaves 504 and the connecting rod 505 grow, and then make and stretch out real standard case 301 from the inside of containing box 1, make relay 302 and PLC controller 303 expose in the outside, be convenient for practical training operation use, be convenient for relay protection practical training operation through relay 302 and PLC controller 303, in operation, drive the flabellum 404 through first motor 403 and rotate, rotate and then be convenient for dispel the heat to the inside of real standard case 301 through the flabellum 404, prevent when practical training high temperature, after accomplishing, drive threaded rod 502 reverse rotation through second motor 501, rotate and then make two sets of fly leaves 504 be close to each other through threaded rod 502, and then make the angle between fly leaves 504 and the connecting rod 505 diminish, make real standard case 301 shrink to the inside of containing box 1, and then prevent when using, relay 302 and PLC controller 303's surface fall grey, influence use safety.

the second motor 501 drives the threaded rod 502 to rotate, the threaded rod 502 rotates to enable the two groups of movable plates 504 to be far away from each other, the angle between the movable plates 504 and the connecting rod 505 is further increased, the practical training box 301 stretches out of the storage box 1, the relay 302 and the PLC controller 303 are exposed to the outside, practical training operation is convenient to use, the fan blades 404 are driven to rotate through the first motor 403, the fan blades 404 rotate to facilitate heat dissipation of the inside of the practical training box 301, the threaded rod 502 is driven to rotate reversely through the second motor 501, the threaded rod 502 rotates to enable the two groups of movable plates 504 to be close to each other, the angle between the movable plates 504 and the connecting rod 505 is reduced, the practical training box 301 is contracted to the inside of the storage box 1, and the relay 302 and the PLC controller 303 are prevented from being gray in the surface during use, and the use safety is affected.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. Practical training device of relay protection device, its characterized in that includes the containing box: the utility model discloses a real subassembly of instructing is installed to the inside grafting that just is located logical groove at the top of containing box, logical groove has been seted up to the top of containing box, real subassembly bottom of instructing is provided with the cooling mechanism that is used for cooling down real subassembly, the inside of containing box is provided with the shrink mechanism that is used for contracting real subassembly of instructing.

2. The practical training device of the relay protection device according to claim 1, wherein the practical training assembly comprises a practical training box, the practical training box is inserted and installed at the top of the storage box and inside the through groove, the inside of the practical training box is in a hollow arrangement, a relay is arranged on the front side wall of the practical training box, and a PLC (programmable logic controller) is arranged on the front side wall of the practical training box.

3. The practical training device of the relay protection device according to claim 2, wherein the cooling mechanism comprises an air duct, the air duct is formed in the bottom surface of the practical training box, a motor frame is fixedly installed in the air duct, a first motor is fixedly installed in the motor frame, the output end of the first motor is located in the practical training box, and fan blades are fixedly installed at the output end of the first motor.

4. The practical training device of the relay protection device according to claim 2, wherein the contraction mechanism comprises a second motor, the second motor is fixedly installed on the right side wall of the storage box, the output end of the second motor penetrates through the right side wall of the storage box and extends to the inside of the storage box to fixedly install a threaded rod, a limiting ring is fixedly sleeved in the middle of the threaded rod, a movable plate is sleeved on the surface thread of the threaded rod, and the top of the movable plate is hinged to the bottom surface of the practical training box.

5. The practical training device of the relay protection device according to claim 1, wherein a rubber anti-skid pad is fixedly arranged on the bottom surface of the storage box.

6. The practical training device of the relay protection device according to claim 3, wherein the number of the first motor and the fan blades is two, and the two fan blades are located in the practical training box.

7. The training device of the relay protection device according to claim 4, wherein threads of the threaded rod on the left side and the right side of the limiting ring are opposite in rotation direction.