CN217469119U - Switch cabinet secondary module - Google Patents

Abstract

The utility model discloses a cubical switchboard secondary module, including casing and a plurality of wiring parts, a plurality of wiring parts set up in the casing front side to at least include any kind in first connector, second connector, third connector and the binding post. The utility model discloses a casing of switch secondary module can be used to place a plurality of secondary components, through set up a plurality of wiring parts in the casing front side, a secondary component for realizing in the casing, be connected between other electrical equipment outside secondary circuit and the casing, avoid using at every turn or overhaul all need open the casing, every wiring part upper shield is equipped with first cage, play insulation protection's effect with the wiring part, keep apart the wiring part with the external world, prevent the dust, on condensation etc. falls the wiring part, avoid outside damp dirty environment to the influence of wiring part simultaneously, can promote the IP protection level of cubical switchboard like this, effectively reduce the risk of wrong electric shock.

Description

Switch cabinet secondary module

Technical Field

The utility model belongs to the technical field of the cubical switchboard equipment technique and specifically relates to cubical switchboard equipment secondary room or instrument room's secondary interval module.

Background

The secondary chamber of cubical switchboard is used for placing various quadratic element devices, like air switch, relay, binding post etc. and is many and quantity. However, in the conventional secondary chamber, the wiring positions of elements such as a terminal strip, an air switch and the like in a cabinet body are basically exposed fastening screws, and the secondary chamber is electrified and not sealed, so that the secondary chamber is easy to generate electric shock by mistake during use or maintenance. Moreover, because the insulation creepage distance between the adjacent indoor wiring terminals is relatively limited, when the switch equipment runs in a humid and dirty environment, the IP protection grade is too low, the condensation prevention effect is poor, creepage is easy to generate, equipment faults are caused, and the requirements of installing scenes such as severe environment and the like cannot be met. All wiring all are that the individual strand wire carries out the screw fastening one by one, and the wire is in large quantity, and the dismouting is overhauld and is changed wiring inefficiency.

In summary, further improvements are needed in existing switchgear assemblies.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an invention aim at overcome current cubical switchboard secondary room or instrument room protection level and hang down excessively, have the problem of potential safety hazard, provide a plug-in totally enclosed cubical switchboard secondary module and solve.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

cubical switchboard secondary module, including casing and a plurality of junction block, a plurality of junction block set up in the casing front side to at least include any kind in first connector, second connector, third connector and binding post. The first connector is used for realizing connection between the secondary room and the power distribution terminal DTU. The second connector is used for realizing the connection of the body, the isolating switch, the energy storage mechanism and the current transformer of the switch cabinet. The third connector is used for realizing the connection of the secondary chamber panel interval operation module. The wiring terminal is used for realizing the connection of the ammeter, the working power supply and the phase voltage detection device. Each wiring component is covered with a first isolation cover, the first isolation cover is provided with a waterproof cable lock head, and cables on the wiring components are led out of the first isolation cover through the waterproof cable lock heads.

The utility model discloses a switch secondary module's casing can be used for installing a plurality of quadratic element devices, through set up a plurality of wiring parts in the casing front side, be used for realizing the connection between quadratic element device, secondary circuit and other electrical equipment outside the casing in the casing, avoid every use or overhaul all need open the casing, every wiring part upper shield is equipped with first cage, with the effect of insulating protection to the wiring part, keep apart the wiring part with the external world, prevent dust, condensation etc. from falling on the wiring part, avoid the influence of outside moist dirty environment to the wiring part simultaneously, can promote the IP protection level of cubical switchboard like this, effectively reduce the risk of wrong electric shock, in addition, the utility model discloses a connector realizes the connection of various components and parts, equipment, integrate a plurality of circuits in an organic whole, its dismouting is overhauld and need not handle to the single strand wire one by one, therefore, the efficiency of disassembly and assembly maintenance is higher.

Preferably, a switch through hole is formed in the shell, the position of an air switch in the shell corresponds to the switch through hole, and a second isolation cover is arranged on the outer side of the switch through hole.

Preferably, the second shield is connected to the housing so as to be turned upward. The second cage scheme of this scheme is convenient for operating personnel to overhaul air switch, need not to overhaul at every turn, all will open the casing operation.

Preferably, a sealing structure is provided between the junction member and the housing. The sealing structure is used for sealing the gap between the surface of the shell and the wiring component, and the safety of the switch cabinet is improved.

Preferably, the second connector is provided with a self-shorting pin structure. The self-short circuit contact pin is used for preventing the current transformer from being opened secondarily.

Preferably, the first connector, the second connector and the third connector are provided with an anti-misplug structure for preventing the misplug or reverse direction plugging of the connector plug and the socket.

Preferably, the third connector realizes the misplug prevention through a shape which is asymmetric on two sides.

Preferably, the first connector and the second connector adopt lock catch locking coding bolts to realize misplug prevention. Namely, the socket and the plug are respectively provided with a lock catch and a coding bolt which are matched with each other to prevent error insertion.

Preferably, the self-short circuit pin structure is a socket self-short circuit structure and/or a plug self-short circuit structure.

Drawings

FIG. 1 is a schematic structural diagram 1 of a secondary module of a switchgear cabinet;

FIG. 2 is a schematic structural diagram of a secondary module of the switchgear cabinet 2;

fig. 3 is a wiring member layout diagram on the front side of the housing.

Detailed Description

The following describes embodiments of the present invention with reference to the drawings:

referring to fig. 1-3, the utility model discloses a cubical switchboard secondary module, it includes casing 1 and a plurality of terminal block, and a plurality of terminal block set up in casing 1 front side to at least include any one of first connector, second connector, third connector and binding post. The first connector is used for realizing the connection of the secondary chamber and the power distribution terminal DTU. The second connector is used for realizing the connection of a body, an isolating switch, an energy storage mechanism, a current transformer and the like of the switch cabinet, and the third connector is used for realizing the connection of a secondary room panel interval operation module, such as a pressing plate, a remote control pressing plate, a switch position indicator lamp and the like. The wiring terminal is used for realizing the connection of the ammeter, the working power supply and the phase voltage detection device. Every wiring part upper shield is equipped with first cage 2, is equipped with the waterproof tapered end 3 of cable on the first cage 2, and the cable on each wiring part is led outside first cage 2 through the waterproof tapered end 3 of cable.

The shell 1 is provided with a switch through opening 4, the position of an air switch 5 in the shell 1 corresponds to the switch through opening 4, and the outer side of the switch through opening 4 is provided with a second isolation cover 6.

The second isolation cover 6 can be connected to the housing 1 in an upturned manner, so that an operator can conveniently overhaul the air switch 5 without needing to overhaul the air switch at every time and opening the housing 1 for operation.

For promoting the protective effect, be equipped with seal structure between above-mentioned wiring part and the casing 1 to the clearance between sealed casing 1 surface and the wiring part promotes the security of cubical switchboard.

In order to solve the problems that manual gluing is low in efficiency, poor in attractiveness and unstable in sealing performance, and the sealant must be detached during maintenance and then coated again after the maintenance, the sealing structure is a sealing rubber pad.

The second connector is provided with a self-short circuit contact pin structure for preventing the current transformer from being opened for the second time.

The first connector, the second connector and the third connector are provided with misplug prevention structures for preventing misplug or reverse direction plugging of the connector plug and the socket.

The third connector realizes misplug prevention by the asymmetrical shape on two sides.

The first connector and the second connector adopt lock catch locking coding bolts to realize misplug prevention. Namely, the socket and the plug are respectively provided with a lock catch and a coding bolt which are matched with each other to prevent error insertion.

The self-short circuit pin structure is at least one of a socket self-short circuit structure and a plug self-short circuit structure.

The self-short circuit pin structure is provided with 4 groups.

The third connector is a 16-core cabinet connector.

The second connector and the first connector are 32-core rectangular connectors, such as HDC rectangular connectors.

The connecting terminal is a phoenix terminal strip which is arranged in a 20-core double-layer mode.

The utility model discloses a casing 1 of switch secondary module can be used for placing a plurality of secondary electrical parts, through set up a plurality of wiring parts in casing 1 front side, be used for realizing the connection between secondary components in casing 1, secondary circuit and other electrical equipment outside the casing, avoid each time use or overhaul need open casing 1, every wiring part upper shield is equipped with first cage 2, in order to play the effect of insulation protection to the wiring part, keep apart the wiring part from the external world, prevent dust, condensation etc. from falling on the wiring part, avoid the influence of outside damp dirty environment to the wiring part simultaneously, so can promote the I P protection level of cubical switchboard, effectively reduce the risk of wrong electric shock, in addition, the utility model discloses a connector realizes the connection of various components, equipment, integrate a plurality of circuits into an organic whole, its dismouting is overhauld and need not to handle one by one to the single strand wire, therefore, the efficiency of disassembly and assembly maintenance is higher.

Variations and modifications to the above-described embodiments may occur to those skilled in the art, in light of the above teachings and teachings. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and changes to the present invention should fall within the protection scope of the claims of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.

Claims (9)

1. Cubical switchboard secondary module, its characterized in that includes:

a housing;

a plurality of wiring members disposed at a front side of the housing, including at least one of:

the first connector is used for realizing the connection between the secondary chamber and the DTU;

the second connector is used for realizing the connection of the body of the switch cabinet, the isolating switch, the energy storage mechanism and the current transformer;

the third connector is used for realizing the connection of the secondary chamber panel interval operation module;

the wiring terminal is used for realizing the connection of the ammeter, the working power supply and the phase voltage detection device;

each wiring component is covered with a first isolation cover, the first isolation cover is provided with a waterproof cable lock head, and cables on the wiring components are led out of the first isolation cover through the waterproof cable lock heads.

2. The secondary module of the switch cabinet according to claim 1, wherein a switch through opening is formed in the housing, the air switch in the housing corresponds to the switch through opening, and a second isolation cover is arranged outside the switch through opening.

3. The switchgear secondary module as claimed in claim 2, wherein the second insulating cover is connected to the housing in an upturned manner.

4. The switchgear secondary module as claimed in claim 1, wherein a sealing structure is provided between the wiring member and the housing.

5. The switchgear secondary module as claimed in claim 1, wherein the second connector is provided with a self-shorting pin arrangement.

6. The switch cabinet secondary module of claim 1, wherein the first connector, the second connector, and the third connector are provided with a mis-insertion prevention structure.

7. The switchgear secondary module as claimed in claim 6, wherein the third connector is misplug proof by a bilateral asymmetric shape.

8. The switch cabinet secondary module of claim 7, wherein the first connector and the second connector are mis-plugged by locking coded bolts with latches.

9. The switch cabinet secondary module of claim 5, wherein the self-shorting pin structure is a socket self-shorting structure, and/or a plug self-shorting structure.

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