CN216252185U - Overhaul power supply box - Google Patents
Overhaul power supply box Download PDFInfo
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- CN216252185U CN216252185U CN202122768180.6U CN202122768180U CN216252185U CN 216252185 U CN216252185 U CN 216252185U CN 202122768180 U CN202122768180 U CN 202122768180U CN 216252185 U CN216252185 U CN 216252185U
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Abstract
And (5) overhauling the power box. The maintenance power supply box that present power plant's conventionality used belongs to more traditional technique, and factor of safety is lower, does not have urgent power failure button below mainly having, and socket can't satisfy the maintenance requirement on the power supply box, and power supply box part is empty to open not to leak and is protected, and a plurality of sockets of power supply box empty switch control, box do not have circular telegram pilot lamp, shortcoming such as unable visual display electrified condition. The utility model comprises the following components: the emergency stop circuit is connected with the fuse isolation switches EZD-160E in series and then connected with the leakage protection switch, the socket circuit and the control transformer circuit in parallel respectively. The utility model particularly relates to an overhauling power box.
Description
Technical Field
The utility model relates to the technical field of electric power safety, in particular to an overhauling power box.
Background
The maintenance power supply box that present power plant's conventionality used belongs to more traditional technique, and factor of safety is lower, does not have urgent power failure button below mainly having, and socket can't satisfy the maintenance requirement on the power supply box, and power supply box part is empty to open not to leak and is protected, and a plurality of sockets of power supply box empty switch control, box do not have circular telegram pilot lamp, shortcoming such as unable visual display electrified condition.
Disclosure of Invention
The utility model aims to provide an overhauling power box.
The above purpose is realized by the following technical scheme:
an inspection power supply box, comprising: the emergency stop circuit is connected with the fuse isolation switches EZD-160E in series and then connected with the leakage protection switch, the socket circuit and the running light transformer circuit in parallel respectively;
the leakage protection switch and socket loop comprises a top rotor oil pump switch DZ47SLE and a top rotor oil pump socket which are connected in series, a No. 1 switch DZ47PLE-2P and a No. 1 socket are connected in series, a No. 2 switch DZ47PLE-2P and a No. 2 socket are connected in series, and then three circuits are connected in parallel;
the portable lighting device comprises a portable lighting transformer loop, wherein the portable lighting transformer loop comprises a portable lighting switch DZ47-10A-2P, a 3-4 socket circuit and a 5-6 socket circuit, the 3-4 socket circuit comprises a No. 3 switch DZ47SLE-2P and a No. 3 socket in series connection, a No. 4 switch DZ47SLE-2P and a No. 4 socket in series connection, then the two circuits are in parallel connection, the 5-6 socket circuit comprises a No. 5 switch DZ47SLE-2P and a No. 5 socket in series connection, a No. 6 switch DZ47SLE-2P and a No. 6 socket in series connection, and then the two circuits are in parallel connection.
In the maintenance power box, the emergency stop loop comprises an alternating current power supply L11, an emergency stop button JT, a fuse FU and a switch action coil EZD which are sequentially connected in series.
The overhaul power box, the power box still includes the power indicator lamp return circuit, the power indicator lamp return circuit includes alternating current power supply L11, fuse FU3 and pilot lamp HL1 and establishes ties in proper order, alternating current power supply L11, fuse FU4 and pilot lamp HL2 establish ties in proper order, alternating current power supply L11, fuse FU5 and pilot lamp HL3 establish ties in proper order, alternating current power supply L11, fuse FU6 and pilot lamp HL4 establish ties in proper order, alternating current power supply L11, fuse FU7 and pilot lamp HL5 establish ties in proper order, alternating current power supply L11, fuse FU8 and pilot lamp HL6 establish ties in proper order, alternating current power supply L11, fuse FU9 and pilot lamp HL7 establish ties in proper order, then seven circuits are parallelly connected.
Has the advantages that:
the utility model relates to an overhaul power supply box, wherein an emergency power-off button is newly added, so that the direct power-off outside the box is realized in an emergency, the internal circuit of the box body of the power supply box is replanned, an extra air switch with leakage protection and a socket are additionally arranged at the vacated position, and the function of one machine and one brake for protection is realized. According to the utility model, the power indicator lamp is added on the box body of the traditional power box, and the control transformer is additionally arranged on the circuit, so that the power box can meet the requirements of different voltage levels of 380V, 220V, 36V, 24V and 12V.
Description of the drawings:
FIG. 1 is a schematic diagram of the circuit architecture of the present invention;
FIG. 2 is a schematic diagram of the circuit structure of the power indicator circuit;
fig. 3 is a schematic diagram of the circuit structure of the emergency stop loop.
The specific implementation mode is as follows:
example 1:
an overhaul power supply box, its constitution includes: the emergency stop circuit is connected with the fuse isolation switches EZD-160E in series and then connected with the leakage protection switch, the socket circuit and the running light transformer circuit in parallel respectively;
the leakage protection switch and socket loop comprises a top rotor oil pump switch DZ47SLE and a top rotor oil pump socket which are connected in series, a No. 1 switch DZ47PLE-2P and a No. 1 socket are connected in series, a No. 2 switch DZ47PLE-2P and a No. 2 socket are connected in series, and then three circuits are connected in parallel;
the portable lighting device comprises a portable lighting transformer loop, wherein the portable lighting transformer loop comprises a portable lighting switch DZ47-10A-2P, a 3-4 socket circuit and a 5-6 socket circuit, the 3-4 socket circuit comprises a No. 3 switch DZ47SLE-2P and a No. 3 socket in series connection, a No. 4 switch DZ47SLE-2P and a No. 4 socket in series connection, then the two circuits are in parallel connection, the 5-6 socket circuit comprises a No. 5 switch DZ47SLE-2P and a No. 5 socket in series connection, a No. 6 switch DZ47SLE-2P and a No. 6 socket in series connection, and then the two circuits are in parallel connection.
Example 2:
the service power box of embodiment 1, wherein the emergency stop loop comprises an ac power source L11, an emergency stop button JT, a fuse FU and a switch action coil EZD connected in series.
Example 3:
the overhaul power supply box comprises a power supply indicator light loop, wherein the power supply indicator light loop comprises an alternating current power supply L11, a fuse FU3 and an indicator light HL1 which are sequentially connected in series, the alternating current power supply L11, the fuse FU4 and the indicator light HL2 are sequentially connected in series, an alternating current power supply L11, a fuse FU5 and an indicator light HL3 are sequentially connected in series, an alternating current power supply L11, a fuse FU6 and an indicator light HL4 are sequentially connected in series, an alternating current power supply L11, a fuse FU7 and an indicator light HL5 are sequentially connected in series, an alternating current power supply L11, a fuse FU8 and an indicator light HL6 are sequentially connected in series, an alternating current power supply L11, a fuse FU9 and an indicator light HL7 are sequentially connected in series, and then seven circuits are connected in parallel;
the overhaul power supply box changes the traditional power supply box body material into an antirust and anticorrosive material, replans the external panel of the traditional power supply box, vacates the space and sets up a safety warning sign board.
Claims (3)
1. An inspection power supply box, comprising: tightly stop return circuit, leak and protect switch and socket return circuit and line lamp transformer return circuit, characterized by: the emergency stop loop is connected with fuse isolating switches EZD-160E in series and then is respectively connected with a leakage protection switch, a socket loop and a running light transformer loop in parallel;
the leakage protection switch and socket loop comprises a top rotor oil pump switch DZ47SLE, the top rotor oil pump switch DZ47SLE is connected with a top rotor oil pump socket in series, a No. 1 switch DZ47PLE-2P is connected with a No. 1 socket in series, a No. 2 switch DZ47PLE-2P is connected with a No. 2 socket in series, and then three circuits are connected in parallel;
the portable lighting device comprises a portable lighting transformer loop, wherein the portable lighting transformer loop comprises a portable lighting switch DZ47-10A-2P, a 3-4 socket circuit and a 5-6 socket circuit, the 3-4 socket circuit comprises a No. 3 switch DZ47SLE-2P and a No. 3 socket in series connection, a No. 4 switch DZ47SLE-2P and a No. 4 socket in series connection, then the two circuits are in parallel connection, the 5-6 socket circuit comprises a No. 5 switch DZ47SLE-2P and a No. 5 socket in series connection, a No. 6 switch DZ47SLE-2P and a No. 6 socket in series connection, and then the two circuits are in parallel connection.
2. The service power box of claim 1, wherein: the emergency stop loop comprises an alternating current power supply L11, an emergency stop button JT, a fuse FU and a switch action coil EZD which are sequentially connected in series.
3. The service power box of claim 1 or 2, wherein: the power box further comprises a power indicator light loop, the power indicator light loop comprises an alternating current power supply L11, a fuse FU3 and an indicator light HL1 which are sequentially connected in series, the alternating current power supply L11, the fuse FU4 and the indicator light HL2 are sequentially connected in series, an alternating current power supply L11, the fuse FU5 and the indicator light HL3 are sequentially connected in series, an alternating current power supply L11, the fuse FU6 and the indicator light HL4 are sequentially connected in series, the alternating current power supply L11, the fuse FU7 and the indicator light HL5 are sequentially connected in series, the alternating current power supply L11, the fuse FU8 and the indicator light HL6 are sequentially connected in series, the alternating current power supply L11, the fuse FU9 and the indicator light HL7 are sequentially connected in series, and then seven circuits are connected in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122768180.6U CN216252185U (en) | 2021-11-12 | 2021-11-12 | Overhaul power supply box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122768180.6U CN216252185U (en) | 2021-11-12 | 2021-11-12 | Overhaul power supply box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216252185U true CN216252185U (en) | 2022-04-08 |
Family
ID=80996087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122768180.6U Active CN216252185U (en) | 2021-11-12 | 2021-11-12 | Overhaul power supply box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216252185U (en) |
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2021
- 2021-11-12 CN CN202122768180.6U patent/CN216252185U/en active Active
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