CN220086647U - Novel switch cabinet - Google Patents
Novel switch cabinet Download PDFInfo
- Publication number
- CN220086647U CN220086647U CN202320331459.4U CN202320331459U CN220086647U CN 220086647 U CN220086647 U CN 220086647U CN 202320331459 U CN202320331459 U CN 202320331459U CN 220086647 U CN220086647 U CN 220086647U
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- CN
- China
- Prior art keywords
- switch cabinet
- intelligent key
- cabinet body
- tag
- coded
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000010586 diagram Methods 0.000 description 6
- 238000012423 maintenance Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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- Lock And Its Accessories (AREA)
Abstract
The utility model discloses a novel switch cabinet, wherein a breaker, a disconnecting switch, a load switch, an operating mechanism, a mutual inductor, an alarm device, a coding tag, an electric coding lock and an intelligent key are arranged in the switch cabinet; the electric coded lock is connected in series between a circuit breaker control power supply and a switching-on/off loop, provides a contact point for the intelligent key, and is provided with a coded tag on a movable door of the switch cabinet body, wherein the coded tag is internally provided with an RFID chip, so that the intelligent key can be conveniently identified; the alarm device is a signal receiver and is connected with a power supply in the switch cabinet body to receive signals sent by the intelligent key; the intelligent key identifies the current switch cabinet body through the coded tag, obtains the running state of the current switch cabinet body, and if the intelligent key is in an overhaul state, the intelligent key is used for unlocking to send an alarm signal, and the alarm device receives the signal to alarm to remind an operator that the intelligent key is in the overhaul state currently, so that personal safety of equipment and overhaul personnel is protected.
Description
Technical Field
The utility model relates to the technical field of switch cabinets, in particular to a novel switch cabinet.
Background
The anti-misoperation function of the switch cabinet put into use in the current power plant is mainly realized by mechanical interlocking or electrical interlocking of the switch cabinet body, the wrong compartment cannot be effectively prevented, the corresponding locking device can only play a role when personnel have misoperation and are not about to work, and the important protection function of preventing personnel from entering the cable chamber when the personnel are electrified cannot be effectively realized in a difficult efficient mode, so that the switch cabinet does not accord with the relevant regulations of electric power safety, and also causes great threat to the personal safety of electric operation and maintenance personnel, and great hidden danger exists.
Disclosure of Invention
The utility model solves the technical problems and provides a novel switch cabinet for protecting the personal safety of equipment and maintenance personnel.
In order to solve the technical problems, the technical scheme provided by the utility model is as follows: the novel switch cabinet comprises a switch cabinet body, wherein a circuit breaker, a disconnecting switch, a load switch, an operating mechanism, a mutual inductor, an alarm device, a code tag, an electric code lock and an intelligent key are arranged in the switch cabinet body; the electric coded lock is connected in series between a control power supply and an opening and closing loop of the circuit breaker, is only connected in series between the power supply and the opening and closing loop, provides a contact point for the intelligent key, and is equivalent to a normally open contact controlled by five-prevention logic, and locking or unlocking of the control loop is realized by utilizing the opening and closing of the contact point; the coded tag is arranged on a movable door of the switch cabinet body, an RFID chip is arranged in the coded tag, and a globally unique RFID code value is adopted, so that the intelligent key can be conveniently identified; the alarm device is a signal receiver and is connected with a power supply in the switch cabinet body to receive signals sent by the intelligent key; the intelligent key identifies the current switch cabinet body through the coding tag, obtains the running state of the current switch cabinet body, and if the intelligent key is in the overhauling state, the intelligent key is used for unlocking to send out an alarm signal, and the alarm device receives the signal to alarm to remind an operator that the intelligent key is in the overhauling state currently, so that personal safety of equipment and overhauling personnel is protected; the switch cabinet body openly is equipped with indicating instrument, status light, label, lockhole, ventilation hole.
Further, a lightning arrester is arranged in the switch cabinet body.
Compared with the prior art, the utility model has the advantages that: when the power plant is under maintenance, an operator uses the intelligent key to operate the switch cabinet, and the alarm device of the intelligent key can sound so as to remind the operator, so that the personal safety of power plant equipment and maintenance personnel is ensured.
Drawings
Fig. 1 is a schematic diagram of a front view structure of a novel switch cabinet of the present utility model.
Fig. 2 is a schematic diagram of a left-hand structure of a novel switch cabinet according to the utility model.
Fig. 3 is a current measurement wiring diagram of a novel switch cabinet of the present utility model.
Fig. 4 is a protection and zero sequence wiring diagram of a novel switchgear of the present utility model.
Fig. 5 is a DC220 wiring diagram of a novel switch cabinet of the present utility model.
Fig. 6 is a general circuit wiring diagram of a novel switch cabinet of the present utility model.
As shown in the figure: 1. the intelligent switch cabinet comprises a switch cabinet body 2, a circuit breaker 4, a load switch 5, an operating mechanism 6, a mutual inductor 7, an alarm device 8, a coded tag 9, an electric coded lock 10, an intelligent key 11, an indicating instrument 12, a status lamp 13, a lightning arrester 15 and a vent hole.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings.
With reference to all the drawings, the novel switch cabinet comprises a switch cabinet body 1, wherein a breaker 2, a disconnecting switch, a load switch 4, an operating mechanism 5, a mutual inductor 6, an alarm device 7, a coded tag 8, an electric coded lock 9 and an intelligent key 10 are arranged in the switch cabinet body 1; the electric coded lock 9 is connected in series between a control power supply and an opening and closing circuit of the circuit breaker 2, is only connected in series between the power supply and the opening and closing circuit, and provides a contact point for the intelligent key 10, and the principle is equivalent to a normally open contact controlled by five-prevention logic, and the locking or unlocking of the control circuit is realized by utilizing the opening and closing of the contact point; the coded tag 8 is arranged on a movable door of the switch cabinet body 1, an RFID chip is arranged in the coded tag 8, and a globally unique RFID code value is adopted, so that the intelligent key can be conveniently identified; the alarm device 7 is a signal receiver and is connected with a power supply in the switch cabinet body 1 to receive signals sent by the intelligent key 10; the intelligent key 10 recognizes the current switch cabinet body 1 through the code tag 8, obtains the running state of the current switch cabinet body 1, and if the current switch cabinet body 1 is in an overhaul state, the intelligent key is used for unlocking to send out an alarm signal, and the alarm device receives the signal to alarm so as to remind an operator of being in the overhaul state currently, thereby protecting the personal safety of equipment and overhaul personnel; the front of the switch cabinet body 1 is provided with an indicating instrument 11, a status lamp 12 and a vent hole 15.
Further, a lightning arrester 13 is also arranged in the switch cabinet body 1.
The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.
Claims (2)
1. The utility model provides a novel cubical switchboard, includes the cubical switchboard body (1), its characterized in that: a breaker (2), an isolating switch, a load switch (4), an operating mechanism (5), a mutual inductor (6), an alarm device (7), a coded tag (8), an electric coded lock (9) and an intelligent key (10) are arranged in the switch cabinet body (1); the electric coded lock (9) is connected in series between a control power supply of the circuit breaker (2) and the switching-on and switching-off loops, is only connected in series between the power supply and the switching-on and switching-off loops, and provides contact points for the intelligent key (10); the coded tag (8) is arranged on a movable door of the switch cabinet body (1), and an RFID chip is arranged in the coded tag (8) so as to facilitate the identification of the intelligent key; the alarm device (7) is a signal receiver and is connected with a power supply in the switch cabinet body (1) to receive signals sent by the intelligent key (10); the intelligent key (10) identifies the current switch cabinet body (1) through the coding tag (8) and obtains the running state of the current switch cabinet body (1); the front of the switch cabinet body (1) is provided with an indicating instrument (11), a status lamp (12) and a vent hole (15).
2. A novel switch cabinet according to claim 1, characterized in that: an arrester (13) is also arranged in the switch cabinet body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320331459.4U CN220086647U (en) | 2023-02-28 | 2023-02-28 | Novel switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320331459.4U CN220086647U (en) | 2023-02-28 | 2023-02-28 | Novel switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220086647U true CN220086647U (en) | 2023-11-24 |
Family
ID=88817811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320331459.4U Active CN220086647U (en) | 2023-02-28 | 2023-02-28 | Novel switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220086647U (en) |
-
2023
- 2023-02-28 CN CN202320331459.4U patent/CN220086647U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |