CN212462779U - High-voltage digital arc extinguishing cabinet - Google Patents
High-voltage digital arc extinguishing cabinet Download PDFInfo
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- CN212462779U CN212462779U CN202020773085.8U CN202020773085U CN212462779U CN 212462779 U CN212462779 U CN 212462779U CN 202020773085 U CN202020773085 U CN 202020773085U CN 212462779 U CN212462779 U CN 212462779U
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- lock
- arc extinction
- control circuit
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Abstract
The utility model discloses a high-voltage digital arc suppression cabinet, including the cabinet body and the arc suppression control assembly of setting in the cabinet body, the cabinet body includes arc suppression control cabinet and cubical switchboard, arc suppression cabinet door and cubical switchboard door are provided with respectively on arc suppression control cabinet and the cubical switchboard, arc suppression cabinet door and cubical switchboard door are provided with electromagnetism lock one and electromagnetism lock two respectively, electromagnetism lock one and electromagnetism lock two all include the control circuit of lock body and control lock body, the control circuit is provided with power source, it has the power to peg graft in the power source, the power source of electromagnetism lock one sets up in the cubical switchboard, the power source of electromagnetism lock two sets up on the cubical switchboard door; the utility model discloses a high-pressure digital arc extinction cabinet, the effectual cabinet door of having avoided has improved the security of arc extinction cabinet by the problem of error.
Description
Technical Field
The utility model belongs to power system equipment field, more specifically the utility model relates to a high-pressure digital arc extinguishing cabinet that says so.
Background
The arc suppression cabinet is a common device in the current power system, and has the function of quickly converting into metal grounding when an arc grounding occurs when a short circuit occurs in a circuit. After the metal grounding, the overvoltage on the non-fault phase is immediately stabilized, and the equipment in the system can safely operate under hundreds of voltages; since the arc is extinguished and the overvoltage is limited to a safe level, the fault will not continue to develop. The energy of the overvoltage is reduced to be within the allowed energy index of the overvoltage protector, so that the explosion accident of the overvoltage protector is avoided; bus overvoltage is limited to a low level to avoid exciting ferroresonant overvoltage.
Generally, the arc suppression cabinet is mostly installed outdoors, so that the requirement on the safety of the arc suppression cabinet is higher, and non-working personnel need to be cautious to prevent the door from being opened by mistake. The arc extinction cabinet door among the prior art adopts single mechanical lock locking more, very easily is opened by mistake, and the security is poor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a digital arc extinction cabinet of high pressure, the effectual cabinet door of having avoided has improved the security of arc extinction cabinet by the problem of error.
The utility model provides a digital arc extinction cabinet of high pressure, including the cabinet body and the arc extinction control assembly of setting in the cabinet body, the cabinet body is including arc extinction control cabinet and cubical switchboard, arc extinction control cabinet and cubical switchboard are last to be provided with arc extinction cabinet door and cubical switchboard door respectively, arc extinction cabinet door and cubical switchboard are last to be provided with electromagnetic door lock one and electromagnetic door lock two respectively, electromagnetic door lock one and electromagnetic door lock two all include the control circuit of lock body and control lock body, the last power source that is provided with of control circuit, it has the power to peg graft in the power source, the power source setting of electromagnetic door lock one is in the cubical switchboard, the power source setting of electromagnetic door lock two is on the cubical switchboard door.
Preferably, the door lock body comprises a movable lock catch and a fixed lock catch, and the control circuit controls the movable lock catch to move so as to open the door of the door lock body.
Preferably, the movable lock catch comprises a fixed seat, an electromagnet fixed on the fixed seat, a movable lock tongue hinged on the fixed seat and a permanent magnet fixed with the movable lock tongue, and the electromagnet generates electromagnetism and repels the permanent magnet to enable the movable lock catch to rotate and separate from the fixed lock catch.
Preferably, be provided with the elastic component towards fixed hasp on the fixing base, when activity spring bolt and fixed hasp separation, the elastic component resets for arc extinction cabinet door and cubical switchboard door are outwards opened the door.
Preferably, the fixing seat is provided with a limit column for limiting the rotation angle of the movable bolt.
Preferably, the fixed lock catch and the movable lock tongue both adopt semi-circular arc plates which are arranged oppositely, and the semi-circular arc plate of the fixed lock catch is arranged on the lower side of the semi-circular arc plate of the movable lock tongue.
Preferably, the movable lock catch and the fixed lock catch of the first electromagnetic door lock are respectively arranged on the arc extinction control cabinet and the arc extinction cabinet door, and the movable lock catch and the fixed lock catch of the second electromagnetic door lock are respectively arranged on the switch cabinet door and the switch cabinet.
Preferably, the arc extinction control cabinet comprises an operation control cabinet, an arc extinction component cabinet and a detection cabinet, wherein a branch cabinet door is respectively arranged on the operation control cabinet, the arc extinction component cabinet and the detection cabinet, and an electromagnetic door lock I is respectively arranged on each branch cabinet door.
Preferably, all the electromagnetic door locks are arranged in parallel, the control circuit comprises a master control circuit and a branch control circuit, power sockets are respectively arranged on the master control circuit and the branch control circuit, the power socket on the branch control circuit only supplies power to the branch control circuit and the electromagnetic door lock on the branch control circuit, and the power socket on the master control circuit can supply power to all the electromagnetic door locks.
The utility model discloses technical scheme a high-pressure digital arc extinguishing cabinet's beneficial effect is:
1. set up the cubical switchboard, set up the control part of the electromagnetic lock of arc extinction cabinet door in the cubical switchboard, effectually avoided the mistake of non-staff to the arc extinction cabinet door to open, improve the security.
2. Adopt the electromagnetism lock, avoid non-staff to adopt violence means to open the door by mistake.
Drawings
FIG. 1 is a schematic view of the whole high-voltage digital arc-extinguishing cabinet according to the technical scheme of the utility model,
FIG. 2 is a schematic view of a door lock of a high-voltage digital arc-extinguishing cabinet according to the technical scheme of the utility model,
FIG. 3 is a schematic view of the closing and opening process of the electromagnetic door lock,
figure 4 is a schematic diagram of the two-door opening process of the battery door lock,
figure 5 is a control schematic diagram of the control circuit,
fig. 6 is a schematic diagram of a power interface.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
The utility model provides a high-voltage digital arc extinction cabinet, including the cabinet body and the arc extinction control assembly of setting in the cabinet body. The cabinet body includes arc extinction switch board 30 and cubical switchboard 20, is provided with arc extinction cabinet door 300 and cubical switchboard door 200 on arc extinction switch board 30 and the cubical switchboard 20 respectively. The arc extinction cabinet door 300 and the switch cabinet door 200 are respectively provided with a first electromagnetic door lock 1 and a second electromagnetic door lock 2. The first electromagnetic door lock 1 and the second electromagnetic door lock 2 both comprise a door lock body and a control circuit for controlling the door lock body. The control circuit is provided with a power supply interface, a power supply is inserted in the power supply interface, the power supply interface of the electromagnetic door lock I1 is arranged in the switch cabinet 20, and the power supply interface of the electromagnetic door lock II 2 is arranged on the switch cabinet door 200.
Among the above-mentioned technical scheme, the power of pegging graft in the power interface and power interface looks adaptation are provided with the binding post that the shadow was hidden in the power interface, set up the inserted sheet with the binding post looks adaptation that the shadow was hidden on the power, peg graft the inserted sheet and realize switching on of control circuit on binding post, and electromagnetic door lock one or electromagnetic door lock two is opened the door when control circuit switches on.
As shown in fig. 6, a schematic structural diagram of a power interface is provided, where the power interface includes a cylindrical fixed housing 01, a movable partition board 03 is fixed in the fixed housing 01 through a spring 02, a connection terminal 05 is disposed in the fixed housing 01 inside the partition board 03, and a connection hole 04 facing the connection terminal 05 is disposed on the partition board 03. A cylindrical plug-in connector 06 is arranged on the power supply, an inserting piece 07 is arranged in the plug-in connector 06, and the inserting piece 07 is positioned in the plug-in connector 06. During wiring, the plug-in connector 06 is inserted into the fixed shell 01, the plug-in connector 06 pushes the isolation plate 03 to move inwards, and the wiring terminal 05 is exposed and is in contact with the insertion piece 07 to be conducted. Power supply staff in this technique carries with oneself, inserts when needing to open the door, and the effectual condition of avoiding arc extinction cabinet door 300 and cubical switchboard door 200 to open by mistake.
Among the above-mentioned technical scheme, with power source setting of electromagnetism lock 1 in cubical switchboard 20, because what set up in the arc extinction switch board 30 all is the arc extinction control subassembly, just so increased the one deck guarantee for arc extinction switch board 30's mistake opening, non-staff hardly knows opening of arc extinction switch board 30 and places and the switch position.
As shown in fig. 2, the door lock body includes a movable latch 10 and a fixed latch 16, and the control circuit controls the movable latch 10 to move, so as to open the door of the door lock body. After the control circuit is connected with a power supply and is switched on, the movable lock catch 10 rotates, so that the movable lock catch 10 is separated from the fixed lock catch 16, the door lock is opened, and the door opening is realized.
As shown in fig. 2, the movable buckle 10 includes a fixed seat 11, an electromagnet 14 fixed on the fixed seat 11, a movable latch 12 hinged on the fixed seat 11, and a permanent magnet 13 fixed with the movable latch 12. The electromagnet 14 generates an electromagnetic force that repels the permanent magnet 13, causing the movable bolt 12 to rotate away from the fixed catch 16. When no current passes through the electromagnet, the movable bolt 12 moves downwards under the action of self gravity and keeps horizontal under the action of the limiting column 17, so that the problem that the door cannot be locked due to excessive downward movement under the action of self weight is avoided. Utilize electro-magnet 14 to realize the automatic control to movable bolt 12, it is quick simple to open the door, and this arc extinction cabinet door 300 and cubical switchboard door 200 can not open the door by violence under the exogenic action, have improved the security of arc extinction cabinet, the effectual maloperation that has avoided non-staff opens the door scheduling problem.
As shown in fig. 2, the fixing base 11 is provided with an elastic member 15 facing the fixing latch 16, and the elastic member 15 is a spring or a rubber column. When the movable bolt 12 is separated from the fixed lock 16, the elastic member 15 is reset, so that the arc extinction cabinet door 300 and the switch cabinet door 200 are opened outwards. The elastic element 15 is arranged, so that after the power supply is plugged, the movable bolt 12 is separated from the fixed lock catch 16, the movable bolt loses mutual fastening force, the elastic element 15 is reset, the cabinet door is automatically bounced open, and the operation is simple and quick.
Referring to fig. 2, the fixing seat 11 is provided with a limit post 17 for limiting the rotation angle of the movable bolt 12. The two ends of the limit post 17 in the rotation direction of the movable bolt 12 are respectively provided with one, so that the movable bolt 12 is prevented from rotating excessively, the movable bolt 12 is ensured to be capable of automatically rotating and resetting after the door is opened or when the door is closed, and the movable bolt 12 is capable of being in a position opposite to the fixed lock catch 16 after the door is closed.
As shown in fig. 2, the fixed lock catch 16 and the movable lock tongue 12 both adopt a semicircular arc plate, the two semicircular arc plates are arranged oppositely, and the semicircular arc plate of the fixed lock catch 16 is arranged at the lower side of the semicircular arc plate of the movable lock tongue 12. The design of the structure ensures that when the door is closed, the fixed lock catch 16 and the movable bolt 12 move relatively, and the movable bolt 12 automatically rotates under the action of thrust, so that the locking is convenient.
Referring to fig. 2, the movable latch 10 and the fixed latch 16 of the first electromagnetic door lock 1 are respectively arranged on the arc extinction control cabinet 30 and the arc extinction cabinet door 300. The movable lock catch and the fixed lock catch of the electromagnetic door lock II 2 are respectively arranged on the switch cabinet door 200 and the switch cabinet 20.
As shown in fig. 3, in order to open and close the door of the electromagnetic door lock 1, wherein the process of closing the door is shown in (a) and (b), the arc extinction cabinet door 300 moves (pushes) to the arc extinction control cabinet 30 under the action of external force, at this time, the fixed lock catch 16 fixed on the arc extinction cabinet 300 moves to the movable lock catch 10, the fixed lock catch 16 contacts with the movable lock tongue 12 and presses the movable lock tongue 12, the movable lock tongue 12 rotates upwards, then the fixed lock catch 16 continues to move forwards, the elastic element 15 is compressed, when the fixed lock catch 16 and the movable lock tongue 12 move to the position as in (b), the movable lock tongue 12 resets downwards under the action of gravity, so that the fixed lock catch 16 and the movable lock tongue 12 are locked. If the door is opened by the movable lock catch 10 and the fixed lock catch 16, the electromagnet 14 generates a magnetic field after being electrified, the magnetic field is repelled by the permanent magnet 13, the permanent magnet 13 drives the movable bolt 12 to rotate upwards to the middle position in the step (c), and then the elastic piece 15 pushes the arc extinction cabinet door 300 outwards under the action of the elastic piece 15, so that the arc extinction cabinet door 300 is opened.
As shown in fig. 4, in order to open and close the door of the second electromagnetic door lock 2, the fixed latch of the second electromagnetic door lock 2 is fixed on the switch cabinet 20, and the movable latch of the second electromagnetic door lock 2 is installed on the switch cabinet door 200. In the step (e), in order to close the door, the switch cabinet door 200 is pushed to move towards the switch cabinet 20, when the movable bolt of the movable lock catch 0 contacts the fixed lock catch, the movable bolt rotates as in the step (e), at the same time, the elastic piece fixed with the fixed seat on the switch cabinet 20 is compressed, when the movable bolt rotates to pass through the highest point of the fixed lock catch, the movable bolt rotates downwards under the action of gravity, and the locking is completed as in the step (f). (g) In the middle of, the activity spring bolt is upwards rotatory under the electromagnetic action initiative, and the activity spring bolt breaks away from with fixed hasp, and the elastic component resets, outwards promotes cubical switchboard door 200 under the effect that the elastic component resets, realizes opening the door.
Referring to fig. 1, in the prior art, in order to better isolate and protect each component, an arc suppression control cabinet is generally divided into an operation control cabinet 301, an arc suppression component cabinet 302 and a detection cabinet 303. The operation control cabinet 301, the arc extinction component cabinet 302 and the detection cabinet 303 are respectively provided with a branch cabinet door, each branch cabinet door is respectively provided with a first electromagnetic door lock, and the electromagnetic door locks on the cabinet doors can be independently controlled and can also be controlled at one time.
As shown in FIG. 5, all the electromagnetic door locks I1 are arranged in parallel, the control circuit comprises a master control circuit 102 and a branch control circuit 103, and the master control circuit 102 and the branch control circuit 103 are respectively provided with power sockets 101 and 104. The circuit is provided with components such as diodes, and the power socket 104 on the branch control circuit 103 only supplies power to the branch control circuit 103 and the electromagnetic door lock 1 on the branch control circuit 103 by controlling the current direction. The power socket 101 on the master control circuit 102 can supply power to all the electromagnetic door locks 1. When the door is opened, the upper cabinet doors of the operation control cabinet 301, the arc extinction assembly cabinet 302 and the detection cabinet 303 can be opened independently or can be opened all at once.
It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present disclosure, all other embodiments obtained by a person of ordinary skill in the art and related fields without creative efforts shall fall within the protection scope of the present disclosure. The structures, devices, and methods of operation of the present invention, not specifically described and illustrated, are generally practiced by those of ordinary skill in the art without specific recitation or limitation.
Claims (9)
1. The utility model provides a digital arc extinction cabinet of high pressure, including the cabinet body and the arc extinction control assembly of setting in the cabinet body, a serial communication port, the cabinet body is including arc extinction control cabinet and cubical switchboard, be provided with arc extinction cabinet door and cubical switchboard door on arc extinction control cabinet and the cubical switchboard respectively, be provided with electromagnetism lock one and electromagnetism lock two on arc extinction cabinet door and the cubical switchboard door respectively, electromagnetism lock one and electromagnetism lock two all include the control circuit of lock body and control lock body, the last power source that is provided with of control circuit, it has the power to peg graft in the power source, the power source setting of electromagnetism lock one is in the cubical switchboard, the power source setting of electromagnetism lock two is on the cubical switchboard door.
2. The high-voltage digital arc extinction cabinet according to claim 1, wherein the door lock body comprises a movable lock catch and a fixed lock catch, and the control circuit controls the movable lock catch to move so as to realize the door opening of the door lock body.
3. The high-voltage digital arc extinction cabinet according to claim 2, wherein the movable lock catch comprises a fixed seat, an electromagnet fixed on the fixed seat, a movable lock tongue hinged on the fixed seat, and a permanent magnet fixed with the movable lock tongue, and the electromagnet generates electromagnetism and repels the permanent magnet, so that the movable lock tongue rotates and is separated from the fixed lock catch.
4. The digital arc extinction cabinet of high pressure according to claim 3, wherein the fixed base is provided with an elastic member facing the fixed lock catch, and when the movable bolt is separated from the fixed lock catch, the elastic member is reset, so that the arc extinction cabinet door and the switch cabinet door are opened outwards.
5. The digital arc extinction cabinet of high pressure according to claim 3, characterized in that the fixed base is provided with a limit post for limiting the rotation angle of the movable bolt.
6. The digital arc extinction cabinet for high voltage according to claim 3, wherein the fixed lock catch and the movable lock tongue are both semi-circular arc plates, the two semi-circular arc plates are oppositely arranged, and the semi-circular arc plate of the fixed lock catch is arranged at the lower side of the semi-circular arc plate of the movable lock tongue.
7. The high-voltage digital arc extinction cabinet according to claim 2, wherein the movable lock catch and the fixed lock catch of the first electromagnetic door lock are respectively arranged on the arc extinction control cabinet and the arc extinction cabinet door, and the movable lock catch and the fixed lock catch of the second electromagnetic door lock are respectively arranged on the switch cabinet door and the switch cabinet.
8. The high-voltage digital arc extinction cabinet according to claim 1, wherein the arc extinction control cabinet comprises an operation control cabinet, an arc extinction component cabinet and a detection cabinet, a branch cabinet door is respectively arranged on the operation control cabinet, the arc extinction component cabinet and the detection cabinet, and a first electromagnetic door lock is respectively arranged on each branch cabinet door.
9. The digital arc extinction cabinet for high voltage according to claim 8, wherein all the electromagnetic door locks are arranged in parallel, the control circuit includes a master control circuit and a branch control circuit, the master control circuit and the branch control circuit are respectively provided with a power socket, the power socket on the branch control circuit only supplies power to the branch control circuit and the electromagnetic door lock on the branch control circuit, and the power socket on the master control circuit can supply power to all the electromagnetic door locks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020773085.8U CN212462779U (en) | 2020-05-12 | 2020-05-12 | High-voltage digital arc extinguishing cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020773085.8U CN212462779U (en) | 2020-05-12 | 2020-05-12 | High-voltage digital arc extinguishing cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212462779U true CN212462779U (en) | 2021-02-02 |
Family
ID=74463890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020773085.8U Active CN212462779U (en) | 2020-05-12 | 2020-05-12 | High-voltage digital arc extinguishing cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212462779U (en) |
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2020
- 2020-05-12 CN CN202020773085.8U patent/CN212462779U/en active Active
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