CN214255375U

CN214255375U - Voltage protection measurement and control device

Info

Publication number: CN214255375U
Application number: CN202120412194.1U
Authority: CN
Inventors: 张巧云
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-25
Filing date: 2021-02-25
Publication date: 2021-09-21
Anticipated expiration: 2031-02-25

Abstract

The utility model discloses a voltage protection measurement and control device, which comprises a box body and a front end plate, wherein one end of the box body is in an open state, the other end of the box body is fixedly provided with a rear end plate, both sides of the box body are provided with through holes, a radiating net is arranged in the through holes, a radiating fan positioned at the inner side of the radiating net is fixedly arranged in the box body, and a slide bar is fixedly arranged at the lower end of the inner wall of the box body; the lower end of one side of the front end plate is fixedly provided with a mounting plate, the mounting plate is provided with a measurement and control device main body, two sides of the mounting plate are provided with slide rails which are slidably clamped with the slide bars, and the surface of the front end plate is provided with wiring holes, a display screen and keys; the utility model discloses can ventilate the heat dissipation in to the box through radiator-grid and radiator fan to prevent that the high temperature in the box from influencing the normal use of observing and controling the component, the observing and controlling component of constituteing the device main part simultaneously passes through mounting panel slidable mounting in the box, thereby conveniently takes out the observing and controlling component, is convenient for carry out the deashing and overhaul the change to the observing and controlling component.

Description

Voltage protection measurement and control device

Technical Field

The utility model relates to a measurement and control device especially relates to a voltage protection measurement and control device.

Background

The voltage protection measurement and control device integrates multiple functions of protection, measurement, control, monitoring, communication, event recording, fault recording, misoperation prevention and the like. The transformer substation protection and fault-locking prevention device can be matched with a joyo series comprehensive operation system to complete transformer substation control, protection, fault-locking prevention and local functions, and can also independently complete a set of small and medium-sized unattended transformer substations of 110kv or below or complete a set of protection and measurement monitoring functions of medium and low voltage sides of transformer substations of 220kv or above. The screen can be installed in a scattered mode on site, and the screens can be assembled in a concentrated mode. The intelligent device is an ideal intelligent device for forming a comprehensive automation system of a substation, power station and other stations. However, the internal temperature of the current voltage protection measurement and control device is high when the device is used, and the normal work of the device is easily influenced; in addition, when the device is used for a long time, more dust is easily accumulated in the device, the heat dissipation efficiency of the device is influenced, the dust is attached to the surface of the measurement and control device element, the normal work of the measurement and control element can be influenced, the service life of the element is shortened, the existing measurement and control device mostly uses the case with the cover, the cover is only opened, the inside of the device is difficult to be cleaned finely, and the case with the cover is inconvenient to install and overhaul the internal elements of the device.

SUMMERY OF THE UTILITY MODEL

In order to overcome the not enough of prior art, the utility model provides a voltage protection measurement and control device can carry out ventilation cooling in to the box through radiator-grid and radiator fan to prevent that the interior high temperature of box from influencing the normal use of observing and controlling the component, the observing and controlling component of constituteing the device main part simultaneously passes through mounting panel slidable mounting in the box, thereby conveniently takes out the observing and controlling component, is convenient for carry out the deashing and overhaul the change to the observing and controlling component.

In order to solve the technical problem, the utility model provides a following technical scheme:

a voltage protection measurement and control device comprises a box body and a front end plate, wherein one end of the box body is in an open state, the other end of the box body is fixedly provided with a rear end plate, through holes are formed in two sides of the box body, a radiating net is arranged in each through hole, a radiating fan positioned on the inner side of the radiating net is fixedly arranged in the box body, and a sliding strip is fixedly arranged at the lower end of the inner wall of the box body; the utility model discloses a front end plate, including front end plate, mounting panel, measurement and control device main part, the lower extreme fixed mounting of front end plate one side has the mounting panel, install the measurement and control device main part on the mounting panel, the both sides of mounting panel are provided with the slide rail that clamps with the draw runner slip, the surface mounting of front end plate has wiring hole, display screen and button, the measurement and control device main part is connected with display screen and button electricity respectively.

As a preferred technical scheme of the utility model, the four corners of front end plate and the open end of box are provided with the screw hole that corresponds each other, bolt fixed connection through running through the screw hole between front end plate and the box.

As an optimized technical scheme of the utility model, the medial surface fixed mounting of front end plate has the sealed rubber ring with box open end sealing connection.

As an optimal technical scheme of the utility model, the gyro wheel is all installed to the bottom of front end plate and back end plate.

As an optimal technical scheme of the utility model, install flexible sealing washer in the wiring hole.

Compared with the prior art, the utility model discloses the beneficial effect that can reach is:

the utility model is provided with the heat dissipation net and the heat dissipation fan in the box body, and can ventilate and dissipate heat in the box body through the heat dissipation net and the heat dissipation fan, thereby preventing the normal use of the measurement and control element from being influenced by the overhigh temperature in the box body; the measurement and control element forming the device main body is slidably mounted in the box body through the mounting plate, so that the measurement and control element can be conveniently taken out in a sliding mode, and ash removal, maintenance and replacement of the measurement and control element are facilitated.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic view of the connection structure of the present invention;

wherein: 1. a box body; 2. a front end plate; 3. a rear end plate; 4. a wiring hole; 5. a threaded hole; 6. a display screen; 7. pressing a key; 8. a heat-dissipating web; 9. mounting a plate; 10. a slide rail; 11. a slide bar; 12. a heat dissipation fan.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Referring to fig. 1-2, a voltage protection measurement and control device includes a box body 1 and a front end plate 2, one end of the box body 1 is in an open state, the other end is fixedly provided with a rear end plate 3, both sides of the box body 1 are provided with through holes, a heat dissipation net 8 is installed in the through holes, a heat dissipation fan 12 located at the inner side of the heat dissipation net 8 is fixedly installed inside the box body 1, and a slide bar 11 is fixedly installed at the lower end of the inner wall of the box body 1; the lower extreme fixed mounting of 2 one sides of front end plate has mounting panel 9, install the measurement and control device main part on the mounting panel 9, the both sides of mounting panel 9 are provided with slide rail 10 that clamps with the slip 11 slip, the surface mounting of front end plate 2 has wiring hole 4, display screen 6 and button 7, the measurement and control device main part is connected with display screen 6 and button 7 electricity respectively.

The four corners of front end plate 2 and the open end of box 1 are provided with screw hole 5 that corresponds each other, through the bolt fixed connection who runs through screw hole 5 between front end plate 2 and the box 1, can make front end plate 2 be connected more tightly with box 1, prevent to connect not hard up.

The sealing rubber ring connected with the opening end of the box body 1 in a sealing mode is fixedly mounted on the inner side face of the front end plate 2, the sealing performance of the joint of the front end plate 2 and the box body 1 can be improved, and dust is prevented from entering the box body 1 from the joint.

The bottom of front end plate 2 and back end plate 3 all installs the gyro wheel, end plate around convenient slidable mounting.

Install flexible sealing washer in the wiring hole 4, the cable passes through flexible sealing washer and gets into wiring hole 4, and flexible sealing washer can play sealed effect, prevents that the dust from getting into in the box 1 from wiring hole 4.

Specifically, when the device is used, electrical components in the device main body are mounted on the mounting plate 9, then the sliding rails 10 on two sides of the mounting plate 9 are aligned with the sliding strips 11 in the box body 1, the mounting plate 9 is slidably mounted in the box body 1, then the bolts are screwed into the threaded holes 5, and the front end plate 2 is fastened with the box body 1, so that the device is integrally connected and fixed; in the working process of the device, the heat dissipation fan 12 ventilates and dissipates heat in the box body 1 through the heat dissipation net 8, so that the heat accumulation temperature in the box body 1 is prevented from being too high; when the electrical elements on the mounting plate 9 need to be cleaned or overhauled and replaced, the bolt can be loosened, and then the mounting plate 9 is taken out in a sliding manner, so that the electrical elements on the mounting plate can be cleaned or overhauled and replaced conveniently.

The embodiments of the present invention are not limited to the above embodiments, and according to the contents of the above embodiments of the present invention, the above preferred embodiments can also make modifications, replacements or combinations of other forms by using conventional technical knowledge and conventional means in the field without departing from the basic technical idea of the present invention, and the obtained other embodiments all fall within the scope of the present invention.

Claims

1. A voltage protection measurement and control device comprises a box body (1) and a front end plate (2), and is characterized in that one end of the box body (1) is in an open state, the other end of the box body is fixedly provided with a rear end plate (3), through holes are formed in both sides of the box body (1), a radiating net (8) is installed in each through hole, a radiating fan (12) located on the inner side of the radiating net (8) is fixedly installed in the box body (1), and a sliding strip (11) is fixedly installed at the lower end of the inner wall of the box body (1); the utility model discloses a measurement and control device, including front end plate (2), the lower extreme fixed mounting of front end plate (2) one side has mounting panel (9), install the measurement and control device main part on mounting panel (9), the both sides of mounting panel (9) are provided with slide rail (10) that slide and clamp with draw runner (11), the surface mounting of front end plate (2) has wiring hole (4), display screen (6) and button (7), the measurement and control device main part is connected with display screen (6) and button (7) electricity respectively.

2. The voltage protection measurement and control device according to claim 1, wherein threaded holes (5) corresponding to each other are formed in four corners of the front end plate (2) and an opening end of the box body (1), and the front end plate (2) is fixedly connected with the box body (1) through bolts penetrating through the threaded holes (5).

3. The voltage protection measurement and control device according to claim 1, wherein a sealing rubber ring hermetically connected with the opening end of the box body (1) is fixedly installed on the inner side surface of the front end plate (2).

4. The voltage protection, measurement and control device according to claim 1, wherein rollers are mounted at the bottom ends of the front end plate (2) and the rear end plate (3).

5. The voltage protection measurement and control device according to claim 1, wherein a flexible sealing ring is installed in the wiring hole (4).