CN217305375U - Fault distance measurement and protection action simulation device for high-voltage direct-current transmission line - Google Patents
Fault distance measurement and protection action simulation device for high-voltage direct-current transmission line Download PDFInfo
- Publication number
- CN217305375U CN217305375U CN202122995983.5U CN202122995983U CN217305375U CN 217305375 U CN217305375 U CN 217305375U CN 202122995983 U CN202122995983 U CN 202122995983U CN 217305375 U CN217305375 U CN 217305375U
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- Prior art keywords
- sealing
- sealing shell
- protection action
- action simulation
- shell
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 31
- 238000004088 simulation Methods 0.000 title claims abstract description 15
- 238000005259 measurement Methods 0.000 title description 2
- 238000007789 sealing Methods 0.000 claims abstract description 52
- 230000017525 heat dissipation Effects 0.000 claims abstract description 20
- 238000010521 absorption reaction Methods 0.000 claims abstract description 14
- 239000000428 dust Substances 0.000 claims abstract description 7
- 238000001816 cooling Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 5
- 230000005855 radiation Effects 0.000 abstract description 3
- 230000000191 radiation effect Effects 0.000 abstract description 2
- 230000008595 infiltration Effects 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
- Y04S10/52—Outage or fault management, e.g. fault detection or location
Abstract
The utility model relates to the technical field of electric power facilities, and provides a high voltage direct current transmission line fault location and protection action simulation device, which comprises a sealing shell, a sealing cover, a moisture absorption plate, a placing frame and a fault information transmission assembly, wherein the side surface of the sealing shell is provided with a plurality of mounting grooves, the front surface of the sealing shell is provided with the sealing cover, the back surface of the inner part of the sealing shell is provided with the moisture absorption plate, the middle part of the inner part of the sealing shell is vertically provided with the placing frame, and the middle part of the inner part of the placing frame is provided with the fault information transmission assembly, the utility model solves the problem of moist source by being separated from a moist source at the back surface, prevents the moisture from permeating into the device to influence the electrical elements, can radiate the heat in the device without arranging heat radiation holes, and can not only improve the heat radiation effect of the device in outdoor high temperature weather, and can avoid the dust to get into sealed casing when preventing the heat dissipation, reduce the risk of device internal component short circuit.
Description
Technical Field
The utility model relates to an electric power facility technical field especially relates to a high voltage direct current transmission line fault location and protection action simulation device.
Background
After line data acquisition is adopted for the operation and maintenance of the transmission line at the current stage, the operation and maintenance of the transmission line are carried out in time, the safety and the stability of the operation of the line are guaranteed, the comprehensive perception and the intelligent analysis of the operation state of the transmission line are realized, the timeliness and the intelligent degree of the operation and the inspection of the transmission line are further improved, and therefore the operation and the inspection of the transmission line are improved;
the existing traveling wave distance measuring device based on GPS time synchronization is installed in an outdoor and open environment, when the traveling wave distance measuring device is used, due to the influence of a humid environment, the back surface of the traveling wave distance measuring device is installed on an upright post or in a box body, when the box body is affected with damp, condensed water is easy to generate, the short circuit phenomenon of the traveling wave distance measuring device can be caused if the box body is affected with damp, internal electric elements can be burnt out if the box body is affected with damp, and the normal operation of the traveling wave distance measuring device can be influenced;
and the device can expose when outdoor use, can expose externally, and the device temperature that insolate for a long time under sunshine can rise, adopts the louvre to dispel the heat usually, but outside high temperature makes and gives off the heat through the louvre, and the radiating effect is relatively poor to dust particle in the air carries out the device inside through the louvre easily.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that exists among the above-mentioned background art, and the high voltage direct current transmission line fault location and protection action simulation device who proposes.
In order to realize the purpose, the utility model adopts the following technical scheme:
a high-voltage direct-current transmission line fault location and protection action simulation device comprises a sealing shell, a sealing cover, a moisture absorption plate, a placing frame and a fault information transmission assembly, wherein a plurality of mounting grooves are formed in the side face of the sealing shell, the sealing cover is mounted on the front face of the sealing shell, the moisture absorption plate is mounted on the back face of the interior of the sealing shell, the placing frame is vertically mounted in the middle of the interior of the sealing shell, and the fault information transmission assembly is mounted in the middle of the interior of the placing frame;
the internally mounted of sealed casing has hoisting device radiating effect and avoids the radiating heat radiator unit of dust entering sealed casing when preventing the heat dissipation.
Preferably, the heat dissipation assembly comprises a temperature sensor, a micro fan, a heat dissipation sheet and a sealing strip;
the temperature sensor is installed at the inside upper end department of rack, the miniature fan is installed in the middle of the inside top of sealed housing, the fin is installed in the side of sealed housing, the outer extreme department at the fin is installed in the sealing strip nestification.
Preferably, the temperature sensor is electrically connected with the micro fan through an electric wire, and the micro fan is positioned right above the fault information transmission assembly.
Preferably, the radiating fins are provided with a plurality of groups, and the plurality of groups of radiating fins are uniformly distributed on the left side and the right side of the sealed shell.
Preferably, the radiating fins are rectangular long strips and are vertically arranged.
Preferably, the heat sink extends transversely outward through the mounting slot to the outer end of the sealed housing.
Preferably, the sealing strips are annular, and the sealing strips are provided with two groups and are respectively installed at the connecting seams of the radiating fins and the installation grooves.
Preferably, the placing frame is arranged in a concave shape, and a certain interval is arranged between the moisture absorption plate and the placing frame.
Has the advantages that:
1, a moisture absorption plate is tightly attached to the inner wall of the rear end of the inside of a sealed shell, the moisture absorption plate can absorb moisture which is infiltrated from the back of the sealed shell, a certain interval is formed between the moisture absorption plate and a placing frame, so that the sealed shell which is positioned on the back for fixing is prevented from being wetted by the fact that the moisture at the rear end infiltrates into the inside of the sealed shell, a fault information transmission assembly is prevented from being wetted, the problem of a damp source is solved by being separated from a moisture source on the back, and the influence of the moisture in the inside of a device on an electric element caused by outdoor humidity is prevented;
2, heat inside the device can be radiated outwards without arranging heat radiation holes, so that the heat radiation effect of the device can be improved in outdoor high-temperature weather, dust can be prevented from entering the sealed shell while heat radiation is prevented, and the risk of short circuit of elements inside the device is reduced.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the connection structure of the inner part of the present invention;
FIG. 3 is a schematic diagram of the middle section structure of the present invention;
fig. 4 is a schematic structural view of the middle placement frame of the present invention.
Illustration of the drawings: 1-sealing the shell; 2-sealing cover; 3-a moisture absorption plate; 4-placing the rack; 5-a fault information transmission component; 6-temperature sensor; 7-a micro fan; 8-a heat sink; 9-sealing strips; 101-mounting groove.
Detailed Description
Referring to fig. 1-4, a fault location and protection action simulation device for a high-voltage direct-current transmission line comprises a sealing shell 1, a sealing cover 2, a moisture absorption plate 3, a placing frame 4 and a fault information transmission assembly 5, wherein a plurality of mounting grooves 101 are formed in the side surface of the sealing shell 1, the sealing cover 2 is mounted on the front surface of the sealing shell 1, the moisture absorption plate 3 is mounted on the back surface of the inside of the sealing shell 1, the placing frame 4 is vertically mounted in the middle of the inside of the sealing shell 1, and the fault information transmission assembly 5 is mounted in the middle of the inside of the placing frame 4;
the inside of the sealed shell 1 is provided with a heat dissipation component which improves the heat dissipation effect of the device, prevents heat dissipation and simultaneously avoids dust from entering the sealed shell 1.
In this embodiment, the heat dissipation assembly includes a temperature sensor 6, a micro-fan 7, a heat dissipation fin 8, and a sealing strip 9;
the temperature sensor 6 is arranged at the upper end of the interior of the placing frame 4, the micro fan 7 is arranged in the middle of the top end of the interior of the sealed shell 1, the radiating fins 8 are arranged on the side faces of the sealed shell 1, and the sealing strips 9 are arranged at the outer ends of the radiating fins 8 in a nested mode.
In this embodiment, the temperature sensor 6 is electrically connected to the micro-fan 7 through a wire, and the micro-fan 7 is located right above the fault information transmission assembly 5.
In this embodiment, the plurality of sets of cooling fins 8 are provided, and the plurality of sets of cooling fins 8 are uniformly distributed on the left and right sides of the sealed housing 1.
Wherein, the radiating fins 8 are positioned at the left and right sides of the placing frame 4.
In this embodiment, the heat sink 8 is rectangular and long, and the heat sink 8 is vertically disposed.
In this embodiment, the heat sink 8 extends laterally outward through the mounting groove 101 to the outer end of the hermetic case 1.
In this embodiment, the sealing strips 9 are annular, and two groups of sealing strips 9 are arranged and respectively installed at the connecting seams between the heat dissipation fins 8 and the installation grooves 101.
In this embodiment, the placing frame 4 is concave, and a certain space is provided between the moisture absorption plate 3 and the placing frame 4.
The working principle is as follows:
when the device is used, the sealing shell 1 is arranged at each station on the high-voltage direct-current transmission line, the guarantee device is connected with an external power supply, the external power supply provides a power source for the device to guarantee the normal operation of the device, when the device is operated, the temperature sensor 6 monitors that the temperature in the sealing shell 1 reaches an initial limit value, a signal is sent to the micro-fan 7, the micro-fan 7 works to blow the fault information transmission assembly 5 downwards for air cooling and heat dissipation, the temperature of the fault information transmission assembly 5 is reduced, the temperature is dissipated outwards, the heat dissipated outwards is absorbed by the radiating fins 8 on the side surfaces, heat is conducted outwards after the heat is absorbed by the radiating fins 8, the radiating fins 8 penetrate through the mounting groove 101 and transversely and outwards extend to the outer end of the sealing shell 1, the heat can be absorbed in the sealing shell 8 and dissipated outwards to the outside of the device, and the device is arranged by the structure, the heat inside the device can be dissipated outwards without heat dissipation holes, so that the heat dissipation effect of the device can be improved in outdoor high-temperature weather, the heat dissipation can be prevented, dust is prevented from entering the sealing shell 1, and the risk of short circuit of elements inside the device is reduced;
through setting up rack 4, rack 4 is "concave" shape setting, both sides outside structure of extending is including the parcel of trouble information transmission subassembly 5, because trouble information transmission subassembly 5 is placed on rack 4, hug closely hygroscopic plate 3 through the inside rear end inner wall at sealed casing 1, hygroscopic plate 3 can absorb the moisture of oozing into from sealed casing 1 back, certain interval has between hygroscopic plate 3 and the rack 4, in order to be located the back and carry out the sealed casing 1 of fixing and lead to trouble information transmission subassembly 5 to wet by the moisture infiltration sealed casing 1 internal portion of rear end, cut off through the humid air source with the back, the source problem of humidity has been solved, prevent that outdoor humidity from leading to the inside influence electrical components of moisture infiltration device.
Claims (8)
1. The utility model provides a high voltage direct current transmission line fault location and protection action simulation device which characterized in that: comprises that
The sealing device comprises a sealing shell (1), wherein a plurality of mounting grooves (101) are formed in the side surface of the sealing shell (1), and a sealing cover (2) is mounted on the front surface of the sealing shell (1);
the inner back surface of the sealed shell (1) is provided with the moisture absorption plate (3);
the middle part in the sealing shell (1) is vertically provided with the placing frame (4);
the middle part in the placing rack (4) is provided with a fault information transmission assembly (5);
the heat dissipation device is characterized in that a heat dissipation effect of the lifting device and a heat dissipation assembly which prevents heat dissipation and prevents dust from entering the sealing shell (1) are arranged inside the sealing shell (1).
2. The device for fault location and protection action simulation of the HVDC line according to claim 1, wherein: the heat dissipation assembly comprises a temperature sensor (6), a micro fan (7), a heat dissipation sheet (8) and a sealing strip (9);
the temperature sensor (6) is installed at the upper end of the interior of the placing frame (4), the micro fan (7) is installed at the middle of the top end of the interior of the sealing shell (1), the cooling fins (8) are installed on the side face of the sealing shell (1), and the sealing strips (9) are installed at the outer end of the cooling fins (8) in a nested mode.
3. The device for fault location and protection action simulation of the HVDC line according to claim 2, wherein: the temperature sensor (6) is electrically connected with the micro fan (7) through an electric wire, and the micro fan (7) is located right above the fault information transmission assembly (5).
4. The device for fault location and protection action simulation of the HVDC line according to claim 2, wherein: the radiating fins (8) are provided with a plurality of groups, and the radiating fins (8) are uniformly distributed on the left side and the right side of the sealed shell (1);
wherein, the radiating fins (8) are positioned at the left side and the right side of the placing rack (4).
5. The device for fault location and protection action simulation of the HVDC line according to claim 2, wherein: the radiating fins (8) are rectangular and long, and the radiating fins (8) are vertically arranged.
6. The device for fault location and protection action simulation of the HVDC line according to claim 2, characterized in that: the radiating fins (8) penetrate through the mounting groove (101) and extend outwards transversely to the outer end of the sealing shell (1).
7. The device for fault location and protection action simulation of the HVDC line according to claim 2, characterized in that: the sealing strip (9) is annular, and the sealing strip (9) is provided with two sets of, installs respectively in the joint department of fin (8) and mounting groove (101).
8. The device for fault location and protection action simulation of the HVDC line according to claim 1, wherein: the placing rack (4) is arranged in a concave shape, and a certain interval is arranged between the moisture absorption plate (3) and the placing rack (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122995983.5U CN217305375U (en) | 2021-12-01 | 2021-12-01 | Fault distance measurement and protection action simulation device for high-voltage direct-current transmission line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122995983.5U CN217305375U (en) | 2021-12-01 | 2021-12-01 | Fault distance measurement and protection action simulation device for high-voltage direct-current transmission line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217305375U true CN217305375U (en) | 2022-08-26 |
Family
ID=82912467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122995983.5U Expired - Fee Related CN217305375U (en) | 2021-12-01 | 2021-12-01 | Fault distance measurement and protection action simulation device for high-voltage direct-current transmission line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217305375U (en) |
-
2021
- 2021-12-01 CN CN202122995983.5U patent/CN217305375U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220826 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |