CN211206664U

CN211206664U - Relay protection fault diagnosis device

Info

Publication number: CN211206664U
Application number: CN201921767943.1U
Authority: CN
Inventors: 王耀斐; 刘新春
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-21
Filing date: 2019-10-21
Publication date: 2020-08-07
Anticipated expiration: 2029-10-21

Abstract

The utility model discloses a relay protection fault diagnosis device, which comprises a shell, wherein the shell is provided with a fixed hole, the fixed hole is positioned at the outer side position of the shell, the shell is provided with a socket, the socket is positioned at the top end position of the shell, a fixed plate is arranged in the socket, the fixed plate is positioned at two end positions in the socket, the inner side of the fixed plate is provided with a plug board, the bottom end of the plug board is provided with a wire board card, the plug board is provided with the socket, the plug board can be protected by the socket, the plug board is positioned by the socket when the plug board is connected, so that the plug board is fixed, the problem of stable connection is solved, a protective cover is arranged between the plug board and a diagnosis box, the connection between the plug board and the diagnosis box can be protected by the protective cover, and the service life of the connection between the, the unstable connection condition of the line caused by external factors is prevented.

Description

Relay protection fault diagnosis device

Technical Field

The utility model relates to a relay protection technical field specifically is a relay protection fault diagnosis device.

Background

The relay protection detects the fault or abnormal condition in the power system to send out alarm signal or directly isolate and remove the fault, the equipment and circuit of the power system in operation are monitored in a certain range to determine whether the abnormal condition or the accident condition occurs or not, and an automatic device capable of sending trip command or signal is used to research the abnormal condition of the power system fault and the dangerous safe operation to explore the anti-accident automatic measure of the countermeasure, the relay protection is developed along with the development of the power system, the relay is widely applied to the protection of the power system along with the development of the power system in the beginning of 20 th century, the current is the beginning of the development of the relay protection technology, the earliest relay protection device is a fuse, from 50 to 90 years in the beginning of 20 th century, the relay protection completes 4 stages of the development in the time of 40 years, from electromagnetic protection devices to transistor-type relay protection devices, to integrated circuit relay protection devices, to microcomputer relay protection devices.

The relay protection fault diagnosis device at the present stage has the advantages of unstable structure, poor protection and lower safety factor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a relay protection fault diagnosis device to the unstable, protection difference, the lower problem of factor of safety of the structure that proposes in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a relay protection fault diagnosis device comprises a shell, wherein a fixing hole is formed in the shell, the fixing hole is located in the outer side position of the shell, a socket is arranged on the shell, the socket is located at the top end position of the shell, a fixing plate is arranged in the socket, the fixing plate is located at the two ends of the socket, a plug board is arranged on the inner side of the fixing plate, a wire sleeve is installed at the bottom end of the wire plate, a protective sleeve is arranged on the outer side of the wire sleeve, an elastic net is installed at the bottom end of the protective sleeve, a diagnosis box is arranged in the shell and is located at the middle position of the shell, a resistance plate is arranged in the diagnosis box, a current detection plate is arranged in the resistance plate and is located at the middle position of the diagnosis box, a connecting plate is arranged in the current detection plate and is located at the middle position of the current detection plate, the utility model discloses a circuit breaker, including current detection board, contact plate, circuit board, fault lamp, shell, contact plate, line fishplate bar, fault lamp, and fault lamp are provided with the fault lamp on the casing, and the top position of fault lamp on the casing, be provided with the heat dissipation shell on the casing, and the bottom position of heat dissipation shell on the casing.

Preferably, the fault lamp is electrically connected with the plug board through the current detection board, and the plug board is located in the middle of the socket.

Preferably, the contact plate is fixedly connected with the current detection plate through a sleeve plate, and the sleeve plate and the current detection plate are arranged into an integral structure.

Preferably, the magnets are located at two ends of the sleeve plate, and the magnets are electrically connected with the resistance plate.

Preferably, the fixing plates are located at two ends of the socket and fixedly connected with the plug board.

Preferably, the wire sleeve is positioned in the middle position in the protective sleeve, and the wire sleeve is fixedly connected with the diagnosis box.

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

1. the utility model discloses be provided with the socket on the picture peg, can protect the picture peg through the socket, carry out the location of picture peg through the socket when the picture peg is connected to fix the picture peg, solved the problem of stable connection, be provided with the lag between picture peg and the diagnosis case, can protect the connection between picture peg and the diagnosis case through the lag, thereby improve the life of being connected between picture peg and the diagnosis case, prevent that the circuit from causing the unstable situation of connection because of external factors;

2. the utility model discloses a diagnostic box is provided with the contact plate, through the electric connection between contact plate and the resistance board to survey being connected between the external voltage, and then carry out the UNICOM to the trouble lamp by being connected between lagging and the magnet, and then show through the trouble lamp, made things convenient for the diagnostic problem of trouble.

Drawings

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

fig. 2 is a schematic structural view of the current detection plate of the present invention;

fig. 3 is a front view of the present invention.

In the figure: 1. a line board card; 2. a wire sleeve; 3. inserting plates; 4. a fixing plate; 5. a socket; 6. a housing; 7. a fixing hole; 8. a resistance plate; 9. a current detection plate; 10. a protective sleeve; 11. an elastic net; 12. a contact plate; 13. sheathing; 14. a magnet; 15. a connecting plate; 16. wire connecting plate; 17. a fault light; 18. a heat dissipation housing; 19. and a diagnostic box.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, the present invention provides an embodiment: a relay protection fault diagnosis device comprises a shell 6, wherein a fixing hole 7 is formed in the shell 6, the fixing hole 7 is used for fixing the shell 6, the fixing hole 7 is located at the outer side position of the shell 6, a socket 5 is arranged on the shell 6, the socket 5 is used for protecting the connection of a plug board 3 and external equipment, the socket 5 is located at the top end position of the shell 6, a fixing plate 4 is arranged in the socket 5, the fixing plate 4 is used for fixing the position of the plug board 3, the fixing plate 4 is located at two end positions in the socket 5, the plug board 3 is arranged on the inner side of the fixing plate 4 and used for external connection, a wire board card 1 is installed at the bottom end of the plug board 3, the wire board 1 is used for protecting the electrical connection of the plug board 3, a wire sleeve 2 is installed at the bottom end of the wire board 1, the wire sleeve 2 is used for wrapping electric wires, a protective sleeve 10 is arranged on the outer side of the wire sleeve 2, the bottom end of the protective sleeve 10 is provided with an elastic net 11, the elastic net 11 is used for diagnosing the elastic connection between the box 19 and the plug board 3, so as to effectively prolong the connection service life between the box 19 and the plug board 3, a diagnosis box 19 is arranged in the shell 6, the diagnosis box 19 is used for diagnosing the current of the external equipment, the diagnosis box 19 is arranged at the middle position in the shell 6, a resistance plate 8 is arranged in the diagnosis box 19, the resistance plate 8 is used for diagnosing the current with the contact plate 12, so as to monitor and diagnose the current of the external equipment in real time, a current detection plate 9 is arranged in the resistance plate 8, the current detection plate 9 is used for feeding back the pressure difference of the current, so as to display the pressure difference on the outer side of the shell 6 through a fault lamp 17, the current detection plate 9 is arranged at the middle position in the diagnosis box 19, a connecting plate 15 is arranged in the current detection plate 9, and the, and connecting plate 15 is located the intermediate position in electric current detection board 9, the outside of electric current detection board 9 is provided with lagging 13, lagging 13 is used for fixed magnet 14, be provided with magnet 14 on the lagging 13, magnet 14 is used for the connection of contact plate 12, contact plate 12 is installed in the outside of lagging 13, contact plate 12 is used for carrying out the pressure differential transmission of electric current with resistance plate 8, wired fishplate bar 16 is installed on the top of lagging 13, wired fishplate bar 16 is used for connecting being connected between electric current detection board 9 and picture peg 3, be provided with fault lamp 17 on the casing 6, fault lamp 17 is used for showing the utility model discloses a fault indication, and fault lamp 17 is located the top position on casing 6, is provided with heat dissipation shell 18 on casing 6, and heat dissipation shell 18 is used for the utility model discloses a heat dissipation, and heat dissipation shell 18 is located the bottom position on casing 6.

Further, trouble lamp 17 passes through current detection board 9 and 3 electric connection of picture peg, and picture peg 3 is located the intermediate position of socket 5, and trouble lamp 17 is used for showing the change of the inside current pressure value of current detection board 9, thereby it is right the utility model discloses a non-standard data that inside detected out carry out the trouble suggestion.

Further, the contact plate 12 is fixedly connected with the current detection plate 9 through the sleeve plate 13, and the sleeve plate 13 and the current detection plate 9 are provided as an integral structure, and the sleeve plate 13 is used for fixing the position of the magnet 14 through the fixed connection of the current detection plate 9, so that the measurement of the current is performed through the magnet 14 and the resistance plate 8.

Further, the magnets 14 are located at two end positions on the sleeve plate 13, the magnets 14 are electrically connected to the resistance plate 8, and the magnets 14 are electrically connected to the resistance plate 8 through the fixed connection of the sleeve plate 13, so that the current is detected and diagnosed.

Further, the fixing plates 4 are located at two ends of the socket 5, the fixing plates 4 are fixedly connected with the plug board 3, and the fixing plates 4 are used for fixing the position of the plug board 3, so that the connection of the plug board 3 is protected.

Further, the wire sleeve 2 is located in the middle position in the protective sleeve 10, the wire sleeve 2 is fixedly connected with the diagnosis box 19, and the wire sleeve 2 is protected by the protective sleeve 10, so that the connection of the diagnosis box 19 is safer.

The working principle is as follows: this equipment is when using, fixes through fixed orifices 7 in the casing 6 outside the utility model discloses, go on through heat dissipation shell 18 on the casing 6 the utility model discloses a heat dissipation, socket 5 through casing 6 top protects the connection of picture peg 3, fix the stability of picture peg 3 through fixed plate 4 inside socket 5, protect the electric connection between picture peg 3 and diagnosis case 19 through lag 10, through the input of the power on the picture peg 3, and then connect the inside electric current detection board 9 of diagnosis case 19 through lag 10 and the inboard circuit of elasticity net 11, the electromagnetic connection between lagging 13 in the outside of electric current detection board 9 and magnet 14 and then carry out the phase difference by contact plate 8 that diagnoses case 19 one end by 12 to power real-time diagnosis to the external world.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A relay protection failure diagnosis device, comprising a housing (6), characterized in that: the utility model discloses a diagnosis device of a medical instrument, including casing (6), be provided with on casing (6) fixed orifices (7), and fixed orifices (7) are located the outside position of casing (6), be provided with socket (5) on casing (6), and socket (5) are located the top position on casing (6), be provided with fixed plate (4) in socket (5), and fixed plate (4) are located the both ends position in socket (5), fixed plate (4) inboard is provided with picture peg (3), line integrated circuit board (1) is installed to the bottom of picture peg (3), line cover (2) is installed to the bottom of line integrated circuit board (1), the outside of line cover (2) is provided with lag (10), the bottom of lag (10) is installed has elasticity net (11), be provided with diagnosis case (19) in casing (6), and diagnosis case (19) are located the intermediate position in casing (6), be provided with resistance board (8) in diagnosis case (19), be provided with electric current detection board (9) in resistance board (8), and electric current detection board (9) are located the intermediate position of diagnosis case (19), be provided with connecting plate (15) in electric current detection board (9), and connecting plate (15) are located the intermediate position of electric current detection board (9), the outside of electric current detection board (9) is provided with lagging (13), be provided with magnet (14) on lagging (13), contact plate (12) are installed in the outside of lagging (13), wired fishplate bar (16) are installed on the top of lagging (13), be provided with trouble lamp (17) on casing (6), and trouble lamp (17) are located the top position on casing (6), be provided with heat dissipation shell (18) on casing (6), and heat dissipation shell (18) are located the bottom position on casing (6).

2. The relay protection fault diagnosis device according to claim 1, wherein: the fault lamp (17) is electrically connected with the plug board (3) through the current detection board (9), and the plug board (3) is located in the middle of the socket (5).

3. The relay protection fault diagnosis device according to claim 1, wherein: the contact plate (12) is fixedly connected with the current detection plate (9) through a sleeve plate (13), and the sleeve plate (13) and the current detection plate (9) are arranged into an integral structure.

4. The relay protection fault diagnosis device according to claim 1, wherein: the magnets (14) are located at two ends of the sleeve plate (13), and the magnets (14) are electrically connected with the resistance plate (8).

5. The relay protection fault diagnosis device according to claim 1, wherein: the fixing plates (4) are positioned at two ends in the socket (5), and the fixing plates (4) are fixedly connected with the plug board (3).

6. The relay protection fault diagnosis device according to claim 1, wherein: the wire sleeve (2) is positioned in the middle of the protective sleeve (10), and the wire sleeve (2) is fixedly connected with the diagnosis box (19).