Novel switch cabinet
Technical Field
The invention relates to the technical field of switch cabinets, in particular to a novel switch cabinet.
Background
The switch cabinet is an electrical device, the outside line of the switch cabinet firstly enters a main control switch in the cabinet and then enters a branch control switch, each branch circuit is arranged according to the requirement, such as an instrument, an automatic control, a motor magnetic switch, various alternating current contactors and the like, some switch cabinets are also provided with a high-voltage chamber and a low-voltage chamber, and are provided with a high-voltage bus, such as a power plant and the like, some switch cabinets are also provided with a low-frequency load reducer for protecting main equipment, and the switch cabinet is mainly used for opening, closing, controlling and protecting electric equipment in the process of generating, transmitting, distributing and converting electric energy of an electric power system; the classification methods of the switch cabinets are various, for example, the switch cabinets can be divided into movable switch cabinets and fixed switch cabinets by the installation mode of the circuit breaker; or according to different cabinet body structures, the cabinet body can be divided into an open type switch cabinet, a metal closed switch cabinet and a metal closed armored switch cabinet; the high-voltage switch cabinet and the low-voltage switch cabinet can be divided according to different voltage grades.
The cubical switchboard generally needs often to overhaul and operate in the use, need open the light in the cubical switchboard and throw light on when opening the cabinet door and overhaul, the convenient operation of overhauing, but after overhauing the operation, the light in the cubical switchboard still is in the illumination state after closing the cabinet door, unusual extravagant electric energy, so need for one kind can be automatic when the electric elements to the cubical switchboard in need overhauls the operation, automatically for its illumination, after closing the cabinet door, the light extinguishes the cubical switchboard that reduces the electric energy loss by oneself.
Disclosure of Invention
The purpose of the invention is as follows: the invention aims to provide a novel switch cabinet, which is simple in structure and convenient to use and solves the technical problems that the switch cabinet in the prior art cannot automatically start illumination when the switch cabinet needs to be overhauled, and an illuminating lamp cannot be automatically turned off after the overhaul and needs to be manually turned off.
The technical scheme is as follows: in order to achieve the purpose, the invention provides a novel switch cabinet, which comprises a switch cabinet body, wherein the switch cabinet body comprises a cabinet body and a cabinet door, and the cabinet body is provided with a heat dissipation window, and the novel switch cabinet is characterized in that: the automatic heat dissipation device comprises a heat dissipation fan, a connecting wire, a third contact piece and a fourth contact piece, the connecting wire comprises a first connecting wire, a second connecting wire and a third connecting wire, the storage battery, the first connecting wire, the lighting lamp and the resistor are connected in a series circuit, the second connecting wire is connected in parallel to the first connecting wire, the storage battery, the third connecting wire and the heat dissipation fan are connected in series, the first contact piece and the second contact piece are respectively arranged on the second connecting wire and can be separately arranged, the third contact piece and the fourth contact piece are respectively arranged on the third connecting wire and can be separately arranged, the first contact piece and the third contact piece are respectively installed on the cabinet door and located at the joint of the cabinet door and the cabinet body, and the second contact piece and the fourth contact piece are respectively arranged on the cabinet body and located at the joint of the cabinet door and the cabinet body.
As a modification of this solution, one end of the first connecting wire is connected to the positive electrode of the battery, the other end is connected to the resistor, one end of the first connecting wire is connected to the resistor, the other end is connected to the illumination lamp, one end of the first connecting wire is connected to the illumination lamp, and the other end is connected to the negative electrode of the battery.
As a modification of this embodiment, the second connecting wire is connected in parallel to the first wire, and one end of the second connecting wire is connected to the positive electrode of the battery and the other end is connected to the negative electrode of the battery.
As an improvement of this scheme, one end of the third connecting wire is connected to the positive pole of the battery, the other end is connected to one end of the cooling fan, and one end of the third connecting wire is connected to the cooling fan and the other end is connected to the negative pole of the battery.
As an improvement of the scheme, the cabinet body and the cabinet door are respectively provided with a wire groove, the wire groove comprises a first wire groove and a third wire groove which are oppositely arranged, and a second wire groove and a fourth wire groove, the second connecting wire is respectively positioned in the first wire groove and the second wire groove, and the third connecting wire is respectively positioned in the third wire groove and the fourth wire groove.
As an improvement of this scheme, a port department of first metallic channel and second metallic channel and third metallic channel and fourth metallic channel is provided with the recess, the recess is located the combination department of cabinet door and cabinet body, first contact piece and second contact piece correspond and set up in the recess of first metallic channel and second metallic channel port department, third contact piece and fourth contact piece correspond and set up in the recess of third metallic channel and fourth metallic channel port department.
Has the advantages that: the invention connects the switch cabinet by a lighting lamp, a first connecting lead, a resistor and a storage battery in series connection, then connects the switch cabinet in parallel by a second connecting lead, disconnects the second connecting lead connected in parallel, is provided with a first contact piece and a second contact piece at the disconnection position, the first contact piece is arranged at the position of the cabinet door, the second contact piece is arranged at the position of the combination of the cabinet door and the cabinet body, when the cabinet door is closed, the first contact piece and the second contact piece are in contact connection, the circuit is in a short-circuit state, the lighting lamp is closed, when the cabinet door is opened, the first contact piece and the second contact piece are disconnected, the circuit is in a path state, the lighting lamp is lighted, thereby realizing that when the switch cabinet needs to be overhauled, the switch cabinet is opened, the lighting lamp is lighted, the operation and overhaul are convenient, when the switch cabinet is closed, the lighting lamp, still be provided with radiator fan in the cubical switchboard, radiator fan passes through third connecting wire series connection with the battery, be provided with third contact piece and fourth contact piece in its disconnection department respectively after the disconnection of third connecting wire, the fourth contact piece sets up on the cabinet door, the third contact piece is located the combination department of the cabinet body and cabinet door, third contact piece and fourth contact piece disconnection when opening the cabinet door, the circuit is in and opens circuit, radiator fan stall makes things convenient for the maintainer to overhaul, when closing the cabinet door, third contact piece and fourth contact piece contact connection, radiator fan rotates and dispels the heat and ventilate to cubical switchboard inside, not only make things convenient for the maintainer to overhaul, can also save the loss of electric energy.
Drawings
FIG. 1 is a schematic perspective view of a switchgear of the present invention;
FIG. 2 is a schematic diagram of the circuit of the automatic lighting device according to the present invention;
FIG. 3 is a schematic diagram of the circuit of the automatic heat dissipation device of the present invention.
List of reference numerals: 1. a cabinet body; 2. a cabinet door; 3. an illuminating lamp; 4. a heat radiation fan; 5. a resistor; 6. a storage battery; 7. a first connecting wire; 8. a second connecting wire; 9. a third connecting wire; 11. a first wire groove; 12. a second wire groove; 13. a first contact pad; 14. a second contact pad; 15. connecting a lead; 21. a third wire groove; 22. a fourth wire groove; 23. a third contact pad; 24. a fourth contact pad.
Detailed Description
The present invention will be further illustrated with reference to the accompanying drawings and specific embodiments, which are to be understood as merely illustrative of the invention and not as limiting the scope of the invention. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
The novel switch cabinet as shown in fig. 1-3 comprises a switch cabinet body, the switch cabinet body comprises a cabinet body 1 and a cabinet door 2, the cabinet body 1 is provided with a heat dissipation window (not shown in the attached drawings of the specification), and further comprises an automatic lighting device and an automatic heat dissipation device, the automatic lighting device comprises a lighting lamp 3, a connecting wire 15, a resistor 5, a first contact piece 13, a second contact piece 14 and a storage battery 6, the automatic heat dissipation device comprises a heat dissipation fan 4, a connecting wire 15, a third contact piece 23 and a fourth contact piece 24, the connecting wire 15 comprises a first connecting wire 7, a second connecting wire 8 and a third connecting wire 9, the storage battery 6, the first connecting wire 7, the lighting lamp 3 and the resistor 5 are connected in series circuit connection, the second connecting wire 8 is connected in parallel to the first connecting wire 7, the battery 6, the third connecting wire 9 and the heat dissipation fan 4 are connected in series, the first contact piece 13 and the second contact piece 14 are respectively arranged on the second connecting wire 8 and can be separately arranged, the third contact piece 23 and the fourth contact piece 24 are respectively arranged on the third connecting wire 9 and can be separately arranged, the first contact piece 13 and the third contact piece 23 are respectively arranged on the cabinet door 2 and are located at the joint of the cabinet door 2 and the cabinet body 1, and the second contact piece 14 and the fourth contact piece 24 are respectively arranged on the cabinet body 1 and are located at the joint of the cabinet door 2 and the cabinet body 1.
In the above structure: an automatic lighting device is arranged in the switch cabinet, the automatic lighting device comprises a lighting lamp 3, a first connecting lead 7, a resistor 5 and a storage battery 6, the lighting lamp 3, the first connecting lead 7, the resistor 5 and the storage battery 6 are connected in series and then connected in parallel, a second connecting lead 8 is connected in parallel, the second connecting lead 8 connected in parallel is disconnected, a first contact piece 13 and a second contact piece 14 are arranged at the disconnected position of the second connecting lead 8, the first contact piece 13 is arranged on the cabinet door, the second contact piece 14 is arranged at the combined position of the cabinet door 2 and the cabinet body 1, when the cabinet door 2 is closed, the first contact piece 13 is in contact connection with the second contact piece 14, the circuit is in a short-circuit state at the moment, the lighting lamp 3 is closed, when the cabinet door 2 is opened, the first contact piece 13 is disconnected from the second contact piece 14, the circuit is in a path state at the moment, the lighting, the operation and maintenance are convenient, when the switch cabinet is closed, the illuminating lamp 3 is turned off, the power supply is saved, the switch cabinet is also provided with an automatic heat dissipation device which comprises a heat dissipation fan 4, a storage battery 6 and a third connecting lead 9, the heat dissipation fan 4 and the storage battery 6 are connected in series through the third connecting lead 9, a third contact piece 23 and a fourth contact piece 24 are respectively arranged after the third connecting lead 9 is disconnected, the third contact piece 23 is installed on the cabinet door 2, the fourth contact piece is positioned at the joint of the cabinet door 2 and the cabinet body 1, when the cabinet door 2 is opened, the third contact piece 23 and the fourth contact piece 24 are disconnected, the circuit is in an open circuit, the heat dissipation fan 4 stops rotating to facilitate the maintenance of maintenance personnel, when the cabinet door 2 is closed, the third contact piece 23 and the fourth contact piece 24 are in contact connection, the heat dissipation fan 4 rotates to dissipate heat and ventilate the inside, and the loss of electric energy can be saved.
In this embodiment, one end of the first connecting wire 7 is connected to the positive electrode of the battery 6, the other end is connected to the resistor 5, one end of the first connecting wire 7 is connected to the resistor 5, the other end is connected to the illumination lamp 3, one end of the first connecting wire 7 is connected to the illumination lamp 3, and the other end is connected to the negative electrode of the battery 6.
In the above structure: the battery 6, the illuminating lamp 3 and the resistor 5 are connected in series through a first connecting wire 7, the resistor 5 is arranged in the battery and used for placing the illuminating lamp 3, the power supply is directly connected with the illuminating lamp 3, the illuminating lamp 3 can be burnt out, the resistor 5 increases the resistance in the circuit, and the illuminating lamp 3 can not be burnt out.
In the present embodiment, the second connecting lead 8 is connected in parallel to the first lead, and one end thereof is connected to the positive electrode of the battery 6 and the other end thereof is connected to the negative electrode of the battery 6.
In the above structure: the second connecting wire 8 is connected in parallel in the circuit and connected in parallel on the positive and negative electrodes of the storage battery 6, so that when the second connecting wire 8 is connected, the illuminating lamp 3 is turned off, and after the second connecting wire 8 is turned off, the illuminating lamp 3 is turned on.
In this embodiment, one end of the third connecting wire 9 is connected to the positive electrode of the battery 6, the other end is connected to one end of the heat dissipation fan 4, and one end of the third connecting wire 9 is connected to the heat dissipation fan 4 and the other end is connected to the negative electrode of the battery 6.
In the above structure: the storage battery 6 and the heat radiation fan 4 are connected in series through a third connecting wire 9, and the storage battery 6 provides power for the heat radiation fan 4 to enable the heat radiation fan to work normally.
In this embodiment, the cabinet body 1 and the cabinet door 2 are respectively provided with a wire guide slot, the wire guide slot includes a first wire guide slot 11 and a second wire guide slot 12, which are oppositely arranged, and a third wire guide slot 21 and a fourth wire guide slot 22, the second connecting wire 8 is respectively located in the first wire guide slot 11 and the second wire guide slot 12, and the third connecting wire 9 is respectively located in the third wire guide slot 21 and the fourth wire guide slot 22.
In the above structure: the wire grooves are used for fixing and guiding connecting wires, the disconnected second connecting wires 8 are respectively placed in the first wire groove 11 and the second wire groove 12, and the disconnected third connecting wires 9 are respectively placed in the third wire groove 21 and the fourth wire groove 22.
In this embodiment, a groove is provided at a port of each of the first wire slot 11, the second wire slot 12, the third wire slot 21 and the fourth wire slot 22, the groove is located at a joint of the cabinet door 2 and the cabinet body 1, the first contact piece 13 and the second contact piece 14 are correspondingly disposed in the groove at the port of the first wire slot 11, the second wire slot 12, and the third contact piece 23 and the fourth contact piece 24 are correspondingly disposed in the groove at the port of the third wire slot 21, the fourth wire slot 22.
In the above structure: a port of the wire groove is respectively provided with a groove, the grooves are respectively located at the joint of the cabinet door 2 and the cabinet body 1, the first contact piece 13, the second contact piece 14, the third contact piece 23 and the fourth contact piece 24 are respectively and fixedly arranged in the grooves and correspondingly arranged, so that the second connecting wire 8 and the third connecting wire 9 as well as the first contact piece 13 and the second contact piece 14 which are respectively arranged on the second connecting wire 8 and the third contact piece 23 and the fourth contact piece 24 which are respectively arranged on the third connecting wire 9 are correspondingly fixed.
The technical means disclosed in the invention scheme are not limited to the technical means disclosed in the above embodiments, but also include the technical scheme formed by any combination of the above technical features.