CN220773129U - Relay protection experimental device - Google Patents

Abstract

The utility model provides a relay protection experimental device which comprises an equipment body, wherein a connecting plate is arranged at the top of the equipment body, an interface is arranged on one side of the equipment body, and a heat dissipation hole is formed on the other side of the equipment body; stop gear sets up in the inside of connecting plate, and the inner wall fixedly connected with dead lever of connecting plate, the outside sliding connection of dead lever has the connecting block, and the quantity of connecting block sets up to two, and the one side welding of connecting block has the spring, the bottom fixedly connected with connecting rod of connecting block, the one end fixedly connected with limiting plate of connecting rod, the top fixedly connected with driving lever of connecting block. The relay protection experimental device solves the problems that the existing relay protection experimental devices can not achieve the effect of quick assembly and disassembly and the disassembly and assembly efficiency is reduced because the knob is required to be rotated all the time until the fixing plate is pushed out.

Description

Relay protection experimental device

Technical Field

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

Background

Relay protection refers to an anti-accident automation measure for researching faults of a power system and endangering safe operation, and measures are discussed, and in the development process, a relay with contacts is mainly used for protecting the power system and elements (a generator, a transformer, a transmission line, a bus and the like) from damage, so relay protection is called.

According to China's authorized publication number: CN210167718U is a relay protection device in laboratory, and its beneficial effect is: the main part is lifted to putting in the level and put check upper end middle part, rotate the carousel that the knob made the bottom and drive the gear rotation, then carry out the lead screw motion, make the fixed plate at both ends be released, when the fixed plate contacted and put check both sides wall, install the silica gel layer in the fixed plate both sides, frictional force is big, can accomplish fixedly, and the rotation of inside main shaft needs to be fixed through self-locking mechanical system, can not fall back under the external force influence any more, make can closely fix and put check upper space, simple to operate is swift, and dismantle rapidly when going out to carry, effectively reduce the consumption of manpower, and the improvement of efficiency.

The rotary table at the bottom drives the gear to rotate by rotating the knob, and then the screw rod moves, so that the fixing plates at the two ends are pushed out, and the protection device is fixed in the cabinet body.

Therefore, it is necessary to provide a new relay protection experimental device to solve the above technical problems.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a relay protection experimental device which is convenient to rapidly disassemble and assemble an equipment body.

The relay protection experimental device provided by the utility model comprises an equipment body, wherein a connecting plate is arranged at the top of the equipment body, an interface is arranged on one side of the equipment body, and a heat dissipation hole is formed on the other side of the equipment body; stop gear, stop gear set up in the inside of connecting plate, the inner wall fixedly connected with dead lever of connecting plate, the outside sliding connection of dead lever has the connecting block, the quantity of connecting block sets up to two, one side welding of connecting block has the spring, the bottom fixedly connected with connecting rod of connecting block, the one end fixedly connected with limiting plate of connecting rod, the top fixedly connected with driving lever of connecting block.

As the relay protection experimental device provided by the utility model, preferably, the limiting mechanism further comprises a sliding block fixed at the bottom of the connecting block, and the outer side of the sliding block is connected with a sliding groove in a sliding manner.

As the relay protection experimental device provided by the utility model, preferably, the inner wall of the radiating hole is fixedly connected with the support frame, and one side of the support frame is rotatably connected with the fan.

As the relay protection experimental device provided by the utility model, preferably, the inner wall of the heat dissipation hole is provided with the filter screen, the inner wall of the heat dissipation hole is provided with the clamping groove, and one side of the filter screen is fixedly connected with the clamping block.

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

this relay protection experimental apparatus through setting up stop gear, can realize the quick assembly disassembly to protection device, has shortened the dismouting duration, has improved work efficiency, has solved current some relay protection experimental apparatus and has need rotate the knob always, just can make protection device fixed until being released the fixed plate, can not reach quick assembly disassembly's effect, has reduced the problem of dismouting efficiency.

Drawings

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

FIG. 2 is a schematic view of the structure of the heat dissipation holes and the filter screen in the present utility model;

fig. 3 is an enlarged schematic view of the structure at a in fig. 2.

Reference numerals in the drawings: 1. an equipment body; 2. a connecting plate; 3. an interface; 4. a limiting mechanism; 41. a fixed rod; 42. a connecting block; 43. a spring; 44. a connecting rod; 45. a limiting plate; 46. a deflector rod; 47. a slide block; 48. a chute; 5. a heat radiation hole; 6. a support frame; 7. a fan; 8. a filter screen; 9. a clamping groove; 10. and (5) clamping blocks.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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 fall within the scope of the utility model. It is to be understood that the drawings are designed solely for the purposes of illustration and not as a definition of the limits of the utility model. The connection relationships shown in the drawings are for convenience of clarity of description only and are not limiting on the manner of connection.

It is noted that when one component is considered to be "connected" to another component, it may be directly connected to the other component, or intervening components may also be present. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. It should also be noted that the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, unless otherwise specifically defined and limited; either mechanically or electrically, or by communication between two components. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

Please refer to fig. 1, fig. 2 and fig. 3 in combination. The relay protection experimental device comprises an equipment body 1, wherein a connecting plate 2 is arranged at the top of the equipment body 1, an interface 3 is arranged on one side of the equipment body 1, and a heat dissipation hole 5 is formed in the other side of the equipment body 1; the limiting mechanism 4, the limiting mechanism 4 sets up in the inside of connecting plate 2, and the inner wall fixedly connected with dead lever 41 of connecting plate 2, and the outside sliding connection of dead lever 41 has connecting block 42, and the quantity of connecting block 42 sets up to two, and one side welding of connecting block 42 has spring 43, and the bottom fixedly connected with connecting rod 44 of connecting block 42, the one end fixedly connected with limiting plate 45 of connecting rod 44, the top fixedly connected with driving lever 46 of connecting block 42.

In a specific implementation process, as shown in fig. 1-3, the limiting mechanism 4 further includes a sliding block 47 fixed at the bottom of the connecting block 42, and a sliding groove 48 is slidably connected to the outer side of the sliding block 47.

The inner wall fixedly connected with support frame 6 of louvre 5, one side rotation of support frame 6 is connected with fan 7.

The inner wall of the heat dissipation hole 5 is provided with a filter screen 8, the inner wall of the heat dissipation hole 5 is provided with a clamping groove 9, and one side of the filter screen 8 is fixedly connected with a clamping block 10.

It should be noted that: by arranging the limiting mechanism 4, the protection device can be quickly disassembled and assembled, the disassembly time is further shortened, the working efficiency is improved, when the protection device is used, the deflector rod 46 is moved to enable the two connecting blocks 42 to move, the connecting blocks 42 can drive the connecting rods 44 and the sliding blocks 47 to move when moving through the fixing rods 41, the connecting rods 44 drive the limiting plates 45 to move, the limiting plates retract into the connecting plates 2, the sliding blocks 47 slide on the inner walls of the sliding grooves 48, the stability of the connecting blocks 42 when moving can be improved through the cooperation of the sliding blocks 47 and the sliding grooves 48, the connecting rods 44 are stable when moving, the springs 43 are in a compressed state, then the lifting device body 1 is positioned in a cabinet body, and when the deflector rod 46 is loosened, the two connecting blocks 42 can be automatically reset through the resilience force of the springs 43, thereby make limiting plate 45 reset, through limiting plate 45 and the internal wall contact of cabinet, can make protection device fixed, during dismantlement, only need remove driving lever 46 make connecting block 42 remove, thereby make limiting plate 45 and the internal wall separation of cabinet can, and then reach the purpose to protection device quick assembly disassembly, the simple operation, then in will need the relay of protection is through being connected to interface 3, and start equipment body 1 to relay monitoring, the relevant data of monitoring can show on the display screen, through the louvre 5, support frame 6 and fan 7's setting, can conveniently dispel the heat to equipment body 1 inside, filter screen 8 can avoid the dust to get into equipment body 1 inside, can conveniently to filter screen 8 dismouting through draw-in groove 9 and fixture block 10.

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

when in use, when the deflector 46 is moved to enable the two connecting blocks 42 to move through the fixing rod 41, the connecting rod 44 can be enabled to drive the limiting plate 45 to move, the limiting plate is enabled to retract into the connecting plate 2, the spring 43 is in a compressed state, then the lifting device body 1 is enabled to be located in the cabinet body, at the moment, the deflector 46 is released, the two connecting blocks 42 can be automatically reset through resilience force of the spring 43, so that the limiting plate 45 is reset, the protecting device can be enabled to be fixed through contact between the limiting plate 45 and the inner wall of the cabinet body, and when the protecting device is dismounted, the deflector 46 is only required to be moved to enable the connecting block 42 to be separated from the inner wall of the cabinet body, and therefore the purpose of quick dismounting of the protecting device is achieved, and the operation is convenient.

Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways, such as rotated 90 degrees or at other orientations, and the spatially relative descriptors used herein interpreted accordingly.

In the above detailed description, reference is made to the accompanying drawings, which form a part hereof. In the drawings, like numerals typically identify like components unless context indicates otherwise. The illustrated embodiments described in the detailed description, drawings, and claims are not meant to be limiting. Other embodiments may be utilized, and other changes may be made, without departing from the spirit or scope of the subject matter presented herein.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (4)

1. The relay protection experimental device is characterized by comprising an equipment body (1), wherein a connecting plate (2) is arranged at the top of the equipment body (1), an interface (3) is arranged on one side of the equipment body (1), and a heat dissipation hole (5) is formed in the other side of the equipment body (1);

stop gear (4), stop gear (4) set up in the inside of connecting plate (2), the inner wall fixedly connected with dead lever (41) of connecting plate (2), the outside sliding connection of dead lever (41) has connecting block (42), the quantity of connecting block (42) sets up to two, one side welding of connecting block (42) has spring (43), the bottom fixedly connected with connecting rod (44) of connecting block (42), the one end fixedly connected with limiting plate (45) of connecting rod (44), the top fixedly connected with driving lever (46) of connecting block (42).

2. The relay protection experimental device according to claim 1, wherein the limiting mechanism (4) further comprises a sliding block (47) fixed at the bottom of the connecting block (42), and a sliding groove (48) is slidably connected to the outer side of the sliding block (47).

3. The relay protection experimental device according to claim 1, wherein the inner wall of the heat dissipation hole (5) is fixedly connected with a support frame (6), and one side of the support frame (6) is rotatably connected with a fan (7).

4. The relay protection experimental device according to claim 3, wherein a filter screen (8) is arranged on the inner wall of the heat dissipation hole (5), a clamping groove (9) is formed in the inner wall of the heat dissipation hole (5), and a clamping block (10) is fixedly connected to one side of the filter screen (8).