CN109348665B - A kind of communication equipment for power system - Google Patents

Abstract

The invention discloses a communication device for a power system, comprising a cabinet shell, a base and a monitoring system; the monitoring system includes a temperature sensor, a sound wave sensor, a low-frequency electromagnetic radiation detector, a controller, a wireless transceiver, and a cloud server; The cloud server includes a data analysis module and a data storage module. The data analysis module compares the temperature data with the temperature threshold, the sound wave data with the sound wave threshold, and the electromagnetic radiation data with the electromagnetic radiation threshold, and alarms for abnormal situations. The communication equipment for a power system according to the present invention is provided with a damping mechanism, a grounding mechanism and a card slot, which can dampen the cabinet shell, facilitate the grounding of the cabinet shell and the equipment, and record the daily maintenance of the equipment. in different work environments.

Description

A kind of communication equipment for power system

technical field

The present invention relates to the field of power communication, in particular to a communication device for a power system.

Background technique

Power communication is the use of wired, radio, optical or other electromagnetic systems, and the power communication network came into being to ensure the safe and stable operation of the power system. It is called the three pillars of the safety and stability of the power system and is an important infrastructure of the power system; however, there are still some shortcomings in the current communication equipment for the power system, which affects the use: first, the communication equipment is prone to damage in slight vibrations. Cause certain losses, secondly, the grounding equipment is not easy to connect, and finally, the daily records cannot be viewed intuitively; for this reason, we propose a communication device for power systems.

SUMMARY OF THE INVENTION

The main purpose of the present invention is to provide a communication device for a power system, which can effectively solve the problems in the background art.

To achieve the above object, the technical scheme adopted in the present invention is:

A communication device for a power system, comprising a cabinet shell, a base and a monitoring system;

The inner middle of the cabinet shell is provided with a vertical partition, and one side of the vertical partition is connected with a group of horizontal partitions, a control box is arranged between the two horizontal partitions, and the horizontal partition is connected to the cabinet shell. A heat dissipation device is arranged between the bottom plates, a cabinet door is connected to the front opening of the cabinet shell through a hinge, and an observation port is opened at the front end of the cabinet door. A recording card is inserted into the opening at the upper end, a grounding box is arranged at the lower part of the front end of the inner wall of the cabinet, a wire is connected to the lower end of the grounding box, and the wire is inserted into the through slot opened at the lower end of the grounding box, and the front end of the grounding box is An adjustment bolt is arranged in the middle, and the adjustment bolt is inserted into the through groove inside the grounding box, and one end of the adjustment bolt inserted into the through groove is connected with a pressure plate, and a wire is inserted between the pressure plate and the bottom of the through groove; the cabinet shell A base is arranged at the bottom of the base, and a shock absorbing mechanism is arranged between the base and the cabinet shell, the shock absorbing mechanism includes a counterweight bottom plate, a high-rigidity light top plate), and a second blind hole is provided at the bottom of the counterweight bottom plate, A first blind hole matching the position of the second blind hole is provided on the high-rigidity light top plate, and a first fatigue-resistant spring and a second fatigue-resistant spring are respectively arranged in the first blind hole and the second blind hole, The first fatigue-resistant spring and the second fatigue-resistant spring are connected by a high-rigidity lightweight metal block;

The first fatigue-resistant spring (15) and the second fatigue-resistant spring (14) are respectively made of fatigue-resistant metal materials, and the fatigue-resistant metal materials are made from the following raw materials: C: 0.89-1.09%, Si: 1.10 -1.32%, Mn: 0.55-0.68%, Cr: 1.88-2.10%, V: 0.26-0.44%, Zr: 0.12-0.17%, Mo: 0.22-0.37%, Ge: 0.44-0.59%, W: 0.21- 0.35%, P: ≤ 0.005%, S: ≤ 0.005%; its elongation A≥15%, section shrinkage Z≥45%;

Its preparation method is:

(1) Smelting: LF+VD refining process is adopted, argon is blown in the whole refining process of LF furnace, and P: ≤ 0.005%, S: ≤ 0.005% for converter tapping;

(2) Continuous casting: casting with full protection, the target superheat of the tundish is 20 to 30 °C, and the liquid level fluctuation is controlled within ±3%;

(3) Rolling: controlled rolling is adopted, the final rolling temperature is 930-960 °C, and the spinning temperature is 730-750 °C; after rolling, the cooling rate is 4.5-6.6 °C/s, and the temperature 400～420℃, that’s it;

The monitoring system includes a temperature sensor, a sound wave sensor, a low-frequency electromagnetic radiation detector, a controller, a wireless transceiver device, and a cloud server; the temperature sensor, the sound wave sensor, the low-frequency electromagnetic radiation detector, and the wireless transceiver device are arranged in the cabinet shell, The cloud server is independently set, the temperature sensor is used to monitor the temperature in the cabinet, the acoustic wave sensor is used to detect the sound wave in the cabinet, the low-frequency electromagnetic radiation detector is used to detect the electromagnetic radiation in the cabinet, and the controller is used to receive The temperature data, sound wave data, and electromagnetic radiation data in the cabinet are monitored and sent to the cloud server through the wireless transceiver. The cloud server includes a data analysis module and a data storage module. The data analysis module compares the temperature data with the temperature threshold, and the sound wave The data is compared with the sound wave threshold, the electromagnetic radiation data is compared with the electromagnetic radiation threshold, and the abnormal situation is alarmed.

Preferably, one end of the wire is connected inside the grounding box, and the other end of the wire is connected to the external grounding device through the cabinet shell.

Preferably, the horizontal partitions and the vertical partitions are arranged vertically and horizontally, and one side of the vertical partitions is provided with a plurality of horizontal partitions.

Preferably, the front end of the cabinet door is provided with a plurality of observation ports, and the observation ports are directly opposite to the instrument provided at the front end of the control box.

Preferably, the front end of the card slot is arranged in a transparent manner, and the card slot and the recording card are arranged in a movable drawer type.

Preferably, the first fatigue-resistant spring inside the first blind hole is fixedly connected to the bottom of the first blind hole, and the other end of the first fatigue-resistant spring is fixedly connected to the upper end of the high-rigidity lightweight metal block.

Preferably, the second fatigue-resistant spring inside the second blind hole is fixedly connected to the bottom of the second blind hole, and the other end of the second fatigue-resistant spring is fixedly connected to the lower end of the high-rigidity lightweight metal block.

Preferably, the adjusting bolt and the grounding box are connected by screw threads, and the adjusting bolt and the pressure plate are movably connected.

Compared with the prior art, the present invention has the following beneficial effects:

In the present invention, the cabinet shell can be damped by being provided with a shock absorbing mechanism. The shock absorbing mechanism is arranged between the mechanism shell and the base, and is connected with a high-rigidity light metal block by a fatigue-resistant spring. It has a certain buffering effect on the mechanism shell when it vibrates. The grounding mechanism is provided to facilitate the grounding of the cabinet shell and equipment. The grounding wire is inserted into the through slot of the grounding box. The structure is simple and practical. By setting a card slot, the daily maintenance of the equipment can be recorded, and the daily observation and communication equipment data is recorded on the record card, which is inserted into the card slot, which is convenient for daily viewing and recording.

Description of drawings

1 is a schematic diagram of the overall structure of a communication device for a power system according to the present invention;

2 is a cross-sectional view of a shock absorbing mechanism of a communication device for a power system according to the present invention;

FIG. 3 is an enlarged schematic diagram of the position B in FIG. 2 of a communication device for a power system of the present invention;

4 is a schematic structural diagram of a cabinet door of a communication device for a power system according to the present invention;

FIG. 5 is an enlarged schematic diagram of the place A in FIG. 1 of a communication device for a power system of the present invention;

6 is a cross-sectional view of a grounding box of a communication device for a power system according to the present invention.

Detailed ways

In order to make the technical means, creative features, achievement goals and effects realized by the present invention easy to understand, the present invention will be further described below with reference to the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end" and "the other end" The orientation or positional relationship indicated by etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation, with a specific orientation. The orientation configuration and operation are therefore not to be construed as limitations of the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed to indicate or imply relative importance.

In the description of the present invention, it should be noted that, unless otherwise expressly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense, for example, "connected" may be a fixed connection It can also be a detachable connection or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or the internal communication between the two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

Example 1 Preparation of anti-fatigue spring

The preparation method of the anti-fatigue spring is as follows:

(1) Smelting: LF+VD refining process is adopted, argon is blown in the whole refining process of LF furnace, and P: ≤ 0.005%, S: ≤ 0.005% for converter tapping;

(2) Continuous casting: casting with full protection, the target superheat of the tundish is 20 to 30 °C, and the liquid level fluctuation is controlled within ±3%;

(3) Rolling: Controlled rolling is adopted, the final rolling temperature is 930-960 °C, and the spinning temperature is 730-750 °C; after rolling, the cooling rate is 4.5-6.6 °C/s, and the coil temperature 400 ~ 420 ℃, that is, it is obtained.

A batch of anti-fatigue springs was made:

Anti-fatigue spring 1: C: 0.96%, Si: 1.25%, Mn: 0.61%, Cr: 1.99%, V: 0.35%, Zr: 0.14%, Mo: 0.29%, Ge: 0.49%, W: 0.27%, P: ≤ 0.005%, S: ≤ 0.005%; its elongation A ≥ 15%, and the section shrinkage rate Z ≥ 45%.

After 1000 tensile tests, its tensile strength decreased by only 9.3%.

Anti-fatigue spring 2: C: 0.89%, Si: 1.10%, Mn: 0.55%, Cr: 2.10%, V: 0.26%, Zr: 0.12%, Mo: 0.22%, Ge: 0.44%, W: 0.21%, P: ≤ 0.005%, S: ≤ 0.005%; its elongation A ≥ 15%, and the section shrinkage rate Z ≥ 45%.

After 1000 tensile tests, its tensile strength decreased by only 10.6%.

Anti-fatigue spring 3: C: 1.09%, Si: 1.32%, Mn: 0.68%, Cr: 1.88%, V: 0.44%, Zr: 0.17%, Mo: 0.37%, Ge: 0.59%, W: 0.35%, P: ≤ 0.005%, S: ≤ 0.005%; its elongation A ≥ 15%, and the section shrinkage rate Z ≥ 45%.

After 1000 tensile tests, its tensile strength decreased by only 10.8%.

Example 2

As shown in Figures 1-6, it includes a cabinet shell 1, a base 6 and a monitoring system. A vertical partition 10 is arranged at the inner middle of the cabinet shell 1, and one side of the vertical partition 10 is connected with a set of horizontal partitions 9. A control box 2 is arranged between the two horizontal partitions 9, and a cooling device 5 is arranged between the horizontal partition 9 and the bottom plate of the cabinet shell 1, and the front opening of the cabinet shell 1 is connected with a cabinet door 3 through a hinge, And the front end of the cabinet door 3 is provided with an observation port 4, the front end of the cabinet door 3 is provided with a card slot 18 near the observation port 4, and a recording card 17 is inserted into the opening at the upper end of the card slot 18, and the lower part of the front end of the inner wall 8 of the cabinet is provided with a grounding. Box 20, the lower end of the grounding box 20 is connected with a wire 7, and the wire 7 is inserted into the through slot 21 opened at the lower end of the grounding box 20, and the middle of the front end of the grounding box 20 is provided with an adjusting bolt 19, and the adjusting bolt 19 is inserted into the grounding box In the through slot 21 inside the 20, the adjusting bolt 19 is inserted into the through slot 21 and one end is connected to the pressure plate 22, and a wire 7 is inserted between the pressure plate 22 and the bottom of the through slot 21; the bottom of the cabinet shell 1 is provided with a base 6, and A damping mechanism 11 is arranged between the base 6 and the cabinet shell 1. The damping mechanism 11 includes a counterweight bottom plate 24 and a high-rigidity and lightweight top plate 25). The bottom of the counterweight bottom plate 24 is provided with a second blind hole 23. The top plate 25 is provided with a first blind hole 13 that matches the position of the second blind hole 23. The first blind hole 13 and the second blind hole 23 are respectively provided with a first fatigue-resistant spring 15 and a second fatigue-resistant spring 14. The first fatigue-resistant spring 15 and the second fatigue-resistant spring 14 are connected by a high-rigidity lightweight metal block 16;

The first fatigue-resistant spring 15 and the second fatigue-resistant spring 14 are made of the fatigue-resistant metal material of Example 1, respectively.

The monitoring system includes a temperature sensor, a sound wave sensor, a low-frequency electromagnetic radiation detector, a controller, a wireless transceiver, and a cloud server; the temperature sensor, the sound wave sensor, the low-frequency electromagnetic radiation detector, and the wireless transceiver are arranged on the cabinet shell (1 ), the cloud server is set independently, the temperature sensor is used to monitor the temperature in the cabinet, the acoustic wave sensor is used to detect the sound wave in the cabinet, the low-frequency electromagnetic radiation detector is used to detect the electromagnetic radiation in the cabinet, and the control The device is used to receive temperature data, sound wave data, and electromagnetic radiation data in the monitoring cabinet and send it to a cloud server through a wireless transceiver. The cloud server includes a data analysis module and a data storage module. The data analysis module compares the temperature data with the temperature threshold. Contrast, compare the acoustic wave data with the acoustic wave threshold, compare the electromagnetic radiation data with the electromagnetic radiation threshold, and alarm for abnormal situations.

One end of the wire 7 is connected inside the grounding box 20, and the other end of the wire 7 is connected to the external grounding equipment through the cabinet shell 1; The side is provided with a plurality of horizontal partitions 9; the front end of the cabinet door 3 is provided with a plurality of observation ports 4, and the observation port 4 is facing the instrument set at the front end of the control box 2; the front end of the card slot 18 is transparent, and the card slot 18 and the The recording cards 17 are arranged in a movable drawer type; the first anti-fatigue spring 15 inside the first blind hole 13 is fixedly connected to the bottom of the first blind hole 13, and the other end of the first anti-fatigue spring 15 is fixedly connected to the high The upper end of the rigid lightweight metal block 16; the second fatigue-resistant spring 14 inside the second blind hole 23 is fixedly connected to the bottom of the second blind hole 23, and the other end of the second fatigue-resistant spring 14 is fixedly connected to the high-rigidity lightweight. The lower end of the metal block 16; the adjusting bolt 19 and the grounding box 20 are connected by screws, and the adjusting bolt 19 and the pressure plate 22 are movably connected.

It should be noted that the present invention is a communication device for a power system. First, when installing the communication device, check whether the installation between the horizontal partition 9, the vertical partition 10 and the cabinet shell 1 is completed, such as the horizontal partition 9, The vertical partition 10 is loose, that is, the control box 2 cannot be placed on the upper end of the horizontal partition 9, and the horizontal partition 9 and the vertical partition 10 need to be re-installed, between the horizontal partition 9 and the inner bottom plate of the cabinet shell 1 Place the heat sink 5, complete the connection between the communication devices through wiring, take the ground wire 7, insert one end of the wire 7 into the through slot 21 of the grounding box 20, and insert the wire 7 between the pressure plate 22 and the bottom of the through slot 21 , rotate the adjusting bolt 19 to make the adjusting bolt 19 rotate to the inside of the grounding box 20, and the pressure plate 22 connected with the adjusting bolt 19 gradually approaches the bottom of the through slot 21, so that the wire 7 is tightly pressed by the pressure plate 22 and the bottom plate of the through slot 21 Hold, the other end of the wire 7 is connected to the external grounding equipment through the cabinet shell 1, that is, the grounding of the cabinet shell 1 and other equipment is completed, and the instrument at the front end of the control box 2 can be observed through the observation port 4 opened at the front end of the cabinet door 3. After the recording is completed, the recording card 17 is inserted into the card slot 18 through the opening opened at the upper end of the card slot 18. When the communication equipment vibrates, the first fatigue-resistant spring 15 moves to the inside of the card slot 18. The high-rigidity lightweight metal block 16 is pressed down, and the high-rigidity lightweight metal block 16 is pressed down on the second fatigue-resistant spring 14. According to the characteristics of the fatigue-resistant spring, the second fatigue-resistant spring 14 rebounds the high-rigidity lightweight metal block 16, so that the The first fatigue-resistant spring 15 on the upper end of the high-rigidity and light-weight metal block 16 moves upward, which has a buffering effect on the cabinet shell 1, which is more practical.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above. Those skilled in the art should understand that the present invention is not limited by the above-mentioned embodiments, and the descriptions in the above-mentioned embodiments and the description are only to illustrate the principle of the present invention. Without departing from the spirit and scope of the present invention, the present invention will have Various changes and modifications fall within the scope of the claimed invention. The claimed scope of the present invention is defined by the appended claims and their equivalents.

Claims (8)

1. A communication apparatus for an electric power system, characterized in that: the cabinet comprises a cabinet shell (1), a base (6) and a monitoring system, wherein a vertical partition plate (10) is arranged in the middle of the inside of the cabinet shell (1), one side of the vertical partition plate (10) is connected with a group of horizontal partition plates (9), a control box (2) is arranged between the two horizontal partition plates (9), a heat dissipation device (5) is arranged between each horizontal partition plate (9) and a bottom plate of the cabinet shell (1), an opening at the front end of the cabinet shell (1) is connected with a cabinet door (3) through a hinge, an observation opening (4) is formed in the front end of the cabinet door (3), a card groove (18) is formed in the front end of the cabinet door (3) close to the observation opening (4), a recording card (17) is inserted into the opening at the upper end of the card groove (18), a grounding box (20) is arranged on the lower portion of the front end of an inner wall (8) of the, the lead (7) is inserted into a through groove (21) formed in the lower end of the grounding box (20), an adjusting bolt (19) is arranged in the middle of the front end of the grounding box (20), the adjusting bolt (19) is inserted into the through groove (21) in the grounding box (20), one end, inserted into the through groove (21), of the adjusting bolt (19) is connected with a pressing plate (22), and the lead (7) is inserted between the pressing plate (22) and the bottom of the through groove (21); the damping mechanism comprises a cabinet shell (1), and is characterized in that a base (6) is arranged at the bottom of the cabinet shell (1), a damping mechanism (11) is arranged between the base (6) and the cabinet shell (1), the damping mechanism (11) comprises a counterweight bottom plate (24) and a high-rigidity light top plate (25), a second blind hole (23) is formed in the bottom of the counterweight bottom plate (24), a first blind hole (13) matched with the second blind hole (23) in position is formed in the high-rigidity light top plate (25), a first fatigue-resistant spring (15) and a second fatigue-resistant spring (14) are respectively arranged in the first blind hole (13) and the second blind hole (23), and the first fatigue-resistant spring (15) and the second fatigue-resistant spring (14) are connected through a high-rigidity light metal block (16);

the first fatigue-resistant spring (15) and the second fatigue-resistant spring (14) are respectively made of fatigue-resistant metal materials, and the fatigue-resistant metal materials are made of the following raw materials: c: 0.89-1.09%, Si: 1.10-1.32%, Mn: 0.55-0.68%, Cr: 1.88-2.10%, V: 0.26 to 0.44%, Zr: 0.12 to 0.17%, Mo: 0.22-0.37%, Ge: 0.44-0.59%, W: 0.21-0.35%, P: less than or equal to 0.005%, S: less than or equal to 0.005 percent; the elongation A is more than or equal to 15 percent, and the reduction of area Z is more than or equal to 45 percent;

the preparation method comprises the following steps:

(1) smelting: adopting an LF + VD refining process, blowing argon in the whole refining process of an LF furnace, tapping P from a converter:

≤0.005％、S：≤0.005％；

(2) continuous casting: the whole-process protective casting is adopted, the target value of the superheat degree of the tundish is 20-30 ℃, and the fluctuation of the liquid level is controlled within +/-3%;

(3) rolling: controlled rolling is adopted, the finish rolling temperature is 930-960 ℃, and the spinning temperature is 730-750 ℃; directly cooling the rolled coil by water and slowly cooling the rolled coil by a fan, wherein the cooling rate is 4.5-6.6 ℃/s, and the coil collecting temperature is 400-420 ℃, so as to obtain the coil;

the monitoring system comprises a temperature sensor, a sound wave sensor, a low-frequency electromagnetic radiation detector, a controller, a wireless transceiver and a cloud server; temperature sensor, sound wave sensor, low frequency electromagnetic radiation detector, wireless transceiver set up in rack shell (1), the high in the clouds server sets up independently, temperature sensor is used for monitoring temperature in the rack, sound wave sensor is used for detecting the interior sound wave of rack, low frequency electromagnetic radiation detector is used for detecting electromagnetic radiation in the rack, the controller is used for receiving temperature data, sound wave data, electromagnetic radiation data and sends to the high in the clouds server through wireless transceiver in the monitoring rack, the high in the clouds server includes data analysis module, data storage module, data analysis module compares temperature data and temperature threshold value, sound wave data and sound wave threshold value, electromagnetic radiation data and electromagnetic radiation threshold value contrast, report to the police to abnormal conditions.

2. The communication apparatus for an electric power system according to claim 1, wherein: one end of the lead (7) is connected to the inside of the grounding box (20), and the other end of the lead (7) is connected with external grounding equipment through the cabinet shell (1).

3. The communication apparatus for an electric power system according to claim 1, wherein: the horizontal partition plates (9) and the vertical partition plates (10) are arranged vertically and horizontally, and a plurality of horizontal partition plates (9) are arranged on one side of each vertical partition plate (10).

4. The communication apparatus for an electric power system according to claim 1, wherein: the front end of the cabinet door (3) is provided with a plurality of observation ports (4), and the observation ports (4) are right opposite to the instruments arranged at the front end of the control box (2).

5. The communication apparatus for an electric power system according to claim 1, wherein: the front end of the card slot (18) is arranged in a transparent way, and the card slot (18) and the recording card (17) are movably arranged in a drawing way.

6. The communication apparatus for an electric power system according to claim 1, wherein: the first fatigue-resistant spring (15) in the first blind hole (13) is fixedly connected to the bottom of the first blind hole (13), and the other end of the first fatigue-resistant spring (15) is fixedly connected to the upper end of the high-rigidity light metal block (16).

7. The communication apparatus for an electric power system according to claim 1, wherein: and a second fatigue-resistant spring (14) in the second blind hole (23) is fixedly connected to the bottom of the second blind hole (23), and the other end of the second fatigue-resistant spring (14) is fixedly connected to the lower end of the high-rigidity light metal block (16).

8. The communication apparatus for an electric power system according to claim 1, wherein: the adjusting bolt (19) is connected with the grounding box (20) through threads, and the adjusting bolt (19) is movably connected with the pressing plate (22).

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