CN216248203U - Diesel generator binding post detecting system that opens circuit - Google Patents

Abstract

The utility model discloses a diesel generator wiring terminal open circuit detection system which comprises a diesel generator and a control cabinet, wherein the control cabinet comprises a cabinet body and a cabinet door, three phase voltage outgoing lines U, V, W and a neutral outgoing line N are led out from a diesel generator stator winding, four wiring terminals are arranged in the control cabinet, the four outgoing lines led out from the diesel generator stator winding are respectively connected onto the four wiring terminals, indicator lamps are respectively connected in series between circuits where the three phase voltage outgoing lines U, V, W and the neutral outgoing line N of the diesel generator stator winding are located, and the indicator lamps are led out through connecting wires and are outwards convexly arranged on the cabinet door of the control cabinet. This scheme can in time be found by operating personnel when binding post department appears opening circuit, can accurately judge the concrete position of the binding post of the condition of opening circuit appearing simultaneously, raises the efficiency greatly.

Description

Diesel generator binding post detecting system that opens circuit

Technical Field

The utility model relates to the technical field of generators, in particular to a system for detecting the open circuit of a wiring terminal of a diesel generator.

Background

The diesel generator is a power machine which takes diesel oil and the like as fuel and takes a diesel engine as a prime mover to drive a generator to generate electricity. The electric energy generated by the diesel generator is introduced into the control cabinet through the wiring terminal, and different loads are supplied with power through different lines in the control cabinet.

When the diesel generator introduces the generated electric energy into the control cabinet, the electric energy is introduced into the control cabinet through three phase voltage outgoing lines U, V, W and a neutral outgoing line N of the stator winding, four wiring terminals are correspondingly arranged in the control cabinet, the three phase voltage outgoing lines U, V, W and the neutral outgoing line N which are led out by the stator winding are respectively connected with the four wiring terminals, in order to ensure that the diesel generator supplies power to the control cabinet normally, whether the wiring terminals are in open circuit or not needs to be detected, in the prior art, the detection of the open circuit condition of the wiring terminals is to detect each wiring terminal one by taking a detection tool regularly by an operator, so that on one hand, when the open circuit problem occurs at the wiring terminals, the detection can be found only when the set detection time is reached, and thus, the operator can not find the open circuit problem at the wiring terminals in time, on the other hand, when the open circuit condition appears at the wiring terminal, the operator is required to detect each wiring terminal one by one to determine the specific position of the wiring terminal with the open circuit condition, and the efficiency is very low.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the technical problems to be solved by the utility model are as follows: how to provide one kind and can in time be by operating personnel discovery when the binding post department appears breaking, can accurately judge the concrete position of the binding post of the condition of breaking appearing simultaneously, diesel generator binding post that raises the efficiency greatly detection system that opens circuit.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model provides a diesel generator binding post detecting system that opens circuit, includes diesel generator and switch board, the switch board includes the cabinet body and cabinet door, three phase voltage lead-out wire U, V, W and a neutral lead-out wire N are drawn forth to diesel generator stator winding, be equipped with four binding post in the switch board, four lead-out wires that diesel generator stator winding was drawn forth are connected four respectively binding post is last, and be in there are the pilot lamp between the circuit at three phase voltage lead-out wire U, V, W of diesel generator stator winding and neutral lead-out wire N place respectively series connection, just the pilot lamp is drawn forth and outwards the protrusion is installed through connecting wire on the cabinet door of switch board.

The working principle of the utility model is as follows: when the detection system is used, when each wiring terminal is in a normal working state, the indicator lamps connected in series between the three phase voltage outgoing lines U, V, W of the stator winding of the diesel generator and the circuit where the neutral outgoing line N is located are in a normally-on state; when any one of the wiring terminals connected with the three phase voltage outgoing lines U, V, W of the stator winding of the diesel generator is damaged, the indicator lamps connected in series on the corresponding line are in an off state, and because each indicator lamp is led out through a connecting lead and is outwards convexly arranged on the cabinet door of the control cabinet, an operator can know whether the wiring terminal in the control cabinet has the condition of open circuit by observing the condition of the indicator lamps on the cabinet door of the control cabinet, and meanwhile, the open circuit of different wiring terminals corresponds to the off state of different indicator lamps, so the operator can quickly determine the position of the wiring terminal of the generator with the condition of open circuit by observing the condition of the off state of the indicator lamps, when the wiring terminal has the open circuit, the operator can find the wiring terminal in time, and simultaneously, the operator can accurately judge the specific position of the wiring terminal with the condition of open circuit, greatly improving the maintenance efficiency.

Preferably, a normally closed proximity switch is arranged at a position, corresponding to the opening of the cabinet door, on the cabinet body, the distance between the closed cabinet door and the proximity switch is smaller than the action distance of the proximity switch, a signal lamp is further arranged at a position, close to the wiring terminal, in the cabinet body, and the signal lamp is electrically connected with the proximity switch.

Therefore, the normally closed proximity switch is arranged on the cabinet body, when the cabinet door is closed, the distance between the cabinet door and the proximity switch is smaller than the action distance of the proximity switch, so that the proximity switch is in a disconnected state, a signal lamp electrically connected with the proximity switch is in a power-off state, and the signal lamp is turned off; when the internal binding post that has of cabinet opens circuit and needs overhaul, open the cabinet door, the distance of cabinet door and proximity switch will be greater than proximity switch's action distance, and proximity switch is closed this moment, and the signal lamp gets the electricity and lights, and the signal lamp is lighted on the one hand and can be lighted the cabinet body so that operating personnel overhauls, and on the other hand also can remind other personnel this department to overhaul the operation, do not be close to.

Preferably, the connecting lead is sleeved with a protective sleeve.

In this way, the connection wire is protected by the protective sleeve.

Preferably, the connecting wires are arranged along the edge of the cabinet body, a plurality of buckles are arranged on the arranging path of the connecting wires, and the buckles are clamped on the connecting wires at corresponding positions and fixedly connected with the cabinet body at corresponding positions.

Like this, utilize the buckle to carry on spacingly to connecting wire, avoid connecting wire to rock at will at the internal in the cabinet.

Preferably, the cabinet door is provided with a mounting seat at the position where the indicating lamp is arranged, the mounting seat is detachably connected to the cabinet door, and the indicating lamp is connected to the mounting seat at the corresponding position.

Like this, install the pilot lamp on the cabinet door through the mount pad, installation and dismantlement through the mount pad can be convenient the realization to the pilot lamp.

Drawings

FIG. 1 is an electrical schematic of the indicator light junction in the diesel generator terminal disconnection detection system of the present invention (only the indicator lights connected between UNs are shown);

fig. 2 is a schematic structural diagram of arrangement of an indicator light on a cabinet door in the disconnection detection system for the diesel generator connection terminal of the present invention.

Description of reference numerals: diesel generator 1, binding post 2, pilot lamp 3, connecting wire 4, cabinet door 5.

Detailed Description

The utility model will be further explained with reference to the drawings and the embodiments.

As shown in fig. 1 and fig. 2, a diesel generator wiring terminal open circuit detection system comprises a diesel generator 1 and a control cabinet, wherein the control cabinet comprises a cabinet body and a cabinet door 5, three phase voltage outgoing lines U, V, W and a neutral outgoing line N are led out from a stator winding of the diesel generator 1, four wiring terminals 2 are arranged in the control cabinet, four outgoing lines led out from the stator winding of the diesel generator 1 are respectively connected onto the four wiring terminals 2, and indicator lamps 3 are respectively connected in series between lines where the three phase voltage outgoing lines U, V, W and the neutral outgoing line N of the stator winding of the diesel generator 1 are located (only the indicator lamps 3 connected between UNs are shown in fig. 1, and the indicator lamps 3 between VN and WN are connected with the UNs), and the indicator lamps 3 are led out through connecting wires 4 and are outwards protruded and installed on the cabinet door 5 of the control cabinet.

The working principle of the utility model is as follows: when the detection system is used, when each wiring terminal 2 is in a normal working state, the indicator lamp 3 connected in series between the three phase voltage outgoing lines U, V, W of the stator winding of the diesel generator 1 and the line where the neutral outgoing line N is located is in a normally-on state; when any one of the wiring terminals 2 connected with the three phase voltage outgoing lines U, V, W of the stator winding of the diesel generator 1 is damaged, the indicator lamps 3 connected in series on the corresponding line are in an off state, because each indicator lamp 3 is led out through the connecting lead 4 and is outwards convexly arranged on the cabinet door 5 of the control cabinet, an operator can know whether the wiring terminal 2 in the control cabinet has an open circuit condition by observing the condition of the indicator lamp 3 on the cabinet door 5 of the control cabinet, and meanwhile, the open circuits of different wiring terminals 2 correspond to the extinguishment of different indicator lamps 3, so the operator can quickly determine the position of the wiring terminal 2 of the generator with the open circuit condition by observing the off condition of the indicator lamp 3, the operator can find the wiring terminal 2 in time when the open circuit occurs in the scheme, and the operator can accurately judge the specific position of the wiring terminal 2 with the open circuit condition, greatly improving the maintenance efficiency.

In this embodiment, the position that corresponds with 5 openings of cabinet door on the cabinet body is equipped with the proximity switch of normal close type, and when cabinet door 5 closed with proximity switch's distance be less than proximity switch's action distance, still be equipped with the signal lamp at the internal position that is close to binding post 2 of cabinet, the signal lamp is connected with the proximity switch electricity.

Therefore, the normally closed proximity switch is arranged on the cabinet body, when the cabinet door 5 is closed, the distance between the cabinet door 5 and the proximity switch is smaller than the action distance of the proximity switch, so that the proximity switch is in a disconnected state, a signal lamp electrically connected with the proximity switch is in a power-off state, and the signal lamp is turned off; when the internal binding post 2 that has of cabinet opens circuit and needs overhaul, open cabinet door 5, the distance of cabinet door 5 and proximity switch will be greater than proximity switch's action distance, and proximity switch is closed this moment, and the signal lamp gets to the electricity and lights, and the signal lamp is lighted on the one hand and can be lighted the cabinet body so that operating personnel overhauls, and on the other hand also can remind other personnel this department to overhaul the operation, do not be close to.

In this embodiment, the connection lead 4 is sheathed with a protective sleeve.

In this way, the connection wire 4 is protected by the protective sleeve.

In this embodiment, the connecting wire 4 is arranged along the edge of the cabinet, and a plurality of buckles are arranged on the setting path of the connecting wire 4, and the buckles are clamped on the connecting wire 4 corresponding to the position and fixedly connected with the cabinet corresponding to the position.

Like this, utilize the buckle to carry on spacingly to connecting wire 4, avoid connecting wire 4 to rock at will at the internal in the cabinet.

In this embodiment, the position of installing pilot lamp 3 on cabinet door 5 is equipped with the mount pad, and the connection can be dismantled on cabinet door 5 to the mount pad, and pilot lamp 3 connects on the mount pad of corresponding position.

Like this, install pilot lamp 3 on cabinet door 5 through the mount pad, installation and dismantlement through the installation of mount pad can be convenient the realization to pilot lamp 3.

Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the technical solutions, and those skilled in the art should understand that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all that should be covered by the claims of the present invention.

Claims (5)

1. The utility model provides a diesel generator binding post detecting system that opens circuit, a serial communication port, including diesel generator and switch board, the switch board includes the cabinet body and cabinet door, three looks voltage lead-out wire U, V, W and a neutral lead-out wire N are drawn forth to diesel generator stator winding, be equipped with four binding post in the switch board, four lead-out wires that diesel generator stator winding was drawn forth are connected four respectively binding post is last, and be in there is the pilot lamp between the circuit at three looks voltage lead-out wire U, V, W of diesel generator stator winding and neutral lead-out wire N place respectively series connection, just the pilot lamp is drawn forth and outwards the protrusion is installed through connecting wire on the cabinet door of switch board.

2. The system for detecting the open circuit of the connection terminal of the diesel generator according to claim 1, wherein a normally closed proximity switch is arranged at a position corresponding to the opening of the cabinet door on the cabinet body, the distance between the cabinet door and the proximity switch when the cabinet door is closed is smaller than the action distance of the proximity switch, a signal lamp is further arranged at a position close to the connection terminal of the diesel generator in the cabinet body, and the signal lamp is electrically connected with the proximity switch.

3. The system of claim 1, wherein the connecting wire is sheathed with a protective sleeve.

4. The system for detecting the open circuit of the wiring terminal of the diesel generator according to claim 1, wherein the connecting wires are arranged along the edge of the cabinet body, and a plurality of buckles are arranged on the arrangement path of the connecting wires, and the buckles are buckled on the corresponding connecting wires and fixedly connected with the corresponding cabinet body.

5. The system for detecting the disconnection of the wiring terminal of the diesel generator as claimed in claim 1, wherein a mounting seat is arranged at a position on the cabinet door where the indicator lamp is mounted, the mounting seat is detachably connected to the cabinet door, and the indicator lamp is connected to the mounting seat at a corresponding position.

Images