CN210518121U

CN210518121U - Wide-range input power switch cabinet

Info

Publication number: CN210518121U
Application number: CN201921491028.4U
Authority: CN
Inventors: 孙卫东; 罗怀林
Original assignee: Hubei Chuangxin Electric Ltd By Share Ltd
Current assignee: Hubei Chuangxin Electric Ltd By Share Ltd
Priority date: 2019-09-09
Filing date: 2019-09-09
Publication date: 2020-05-12
Anticipated expiration: 2029-09-09

Abstract

A wide-range input power switch cabinet comprises a power conversion module, wherein the power conversion module comprises an input wiring terminal, the power conversion module is arranged in a cabinet body, and the input wiring terminal is connected with a conversion connector; the adapter comprises an inserting cylinder, an inserting groove and a connecting wire connected between the inserting cylinder and the inserting groove; insert a section of thick bamboo and be used for being connected with the input wiring end, the slot is installed on cabinet body outer wall, and the slot is used for being connected with external power supply. The utility model converts the connection part of the alternating current through the adapter, and the inserting cylinder plays the roles of protection and connection, thereby achieving the purpose of improving the safety; in addition, the power conversion module is convenient to mount and dismount, and later-stage maintenance and replacement are facilitated.

Description

Wide-range input power switch cabinet

Technical Field

The utility model belongs to the power distribution unit field, in particular to wide range input switch cabinet.

Background

The wide range input power is the electrical equipment that converts the alternating current of certain voltage into the direct current of certain range output, and current wide range input power switch cabinet, as shown in fig. 7, is at the internal power conversion module of installation of cabinet, and power conversion module includes circuit board and the outside metal casing of circuit board, and current power conversion module has the shortcoming when using:

because the input end of the power supply, namely the input terminal, is connected with 220v or 380v alternating current through a bolt, the output end of the direct current is connected with a lead through a bolt, the direct current output end is generally 12v or 24v direct current, and because the power supply input end and the connecting terminal of the power supply output end are together, when an operator uses the electric appliance, the risk that fingers touch the alternating current is likely to occur, so that an electrical accident occurs, and therefore, the safety has defects. In addition, after the installation of the power conversion module in the existing wide-range input power switch cabinet is completed, if the power conversion module is replaced or checked, the operation is very inconvenient.

SUMMERY OF THE UTILITY MODEL

In view of the technical problems in the prior art, the wide-range input power switch cabinet provided by the utility model has the advantages that the connection part of the alternating current is converted through the conversion connector, and the inserting cylinder plays the roles of protection and connection, thereby achieving the purpose of improving the safety; in addition, the power conversion module is convenient to mount and dismount, and later-stage maintenance and replacement are facilitated.

In order to solve the technical problem, the utility model discloses following technical scheme has been taken and has been realized:

a wide-range input power switch cabinet comprises a power conversion module, wherein the power conversion module comprises an input wiring terminal, the power conversion module is arranged in a cabinet body, and the input wiring terminal is connected with a conversion connector; the adapter comprises an inserting cylinder, an inserting groove and a connecting wire connected between the inserting cylinder and the inserting groove; insert a section of thick bamboo and be used for being connected with the input wiring end, the slot is installed on cabinet body outer wall, and the slot is used for being connected with external power supply.

In a preferred scheme, the inserting cylinder comprises two internal thread cylinders made of insulating materials, a circular hole is formed in the top end of each internal thread cylinder, and a conductive column is arranged in each internal thread cylinder;

the connecting wire comprises two single-core cables, the two conductive columns are respectively connected with the two single-core cables of the connecting wire, and the single-core cables penetrate out of the round holes;

the input wiring end is an external thread column, and the number of the external thread columns is two.

In a preferred scheme, the internal thread cylinder is made of plastic.

In the preferred scheme, the slot is made of plastic, two contact pins are arranged in the slot, and the two contact pins are respectively welded and fixed with the two single-core cables; the slot and the cabinet body junction, the mounting hole has been seted up to the cabinet body, and the slot passes through the bolt to be installed in mounting hole department.

In the preferred scheme, the bottom of the power conversion module is provided with a roller, a bottom plate of the cabinet body is provided with a track, and the track is matched with the roller; the power conversion module is provided with a connecting column which is fixed with the cabinet body through a connecting bolt.

In a preferred scheme, a cabinet door is arranged on one side of the cabinet body and is positioned on one side perpendicular to the track.

In a preferred scheme, the side wall of the cabinet body is provided with an air exchange fan mounting opening, the air exchange fan mounting opening is used for mounting an air exchange fan, and the air exchange fan mounting opening is positioned on one side opposite to the cabinet door.

In the preferred scheme, the cabinet body in be equipped with the drawer box, be used for placing the power cord in the drawer box, power cord one end is used for connecting external power supply, the power cord other end is used for connecting the slot.

This patent can reach following beneficial effect:

1. the input wiring end of the traditional power conversion module is directly connected with a power line through a bolt, the joint is exposed, an operator can easily touch an alternating current power supply, and potential safety hazards exist. The utility model discloses a crossover sub has carried out the conversion with the junction of alternating current, inserts a section of thick bamboo and plays the purpose of protection and connection, reaches the purpose that improves safety.

2. The power conversion module is convenient to mount and dismount and is beneficial to later maintenance and replacement.

Drawings

The invention will be further explained with reference to the following figures and examples:

FIG. 1 is a first three-dimensional structure of the present invention;

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is a second three-dimensional structure of the present invention;

FIG. 4 is a third three-dimensional structure of the present invention;

FIG. 5 is a cross-sectional view of the insert cylinder of the present invention;

FIG. 6 is a power line structure diagram of the present invention;

fig. 7 is a diagram of a conventional power conversion module.

In the figure: the power conversion module 1, the cabinet body 2, the cabinet door 21, the ventilator mounting port 22, the adapter 3, the insertion cylinder 31, the internal thread cylinder 311, the conductive column 312, the slot 32, the contact pin 321, the connecting wire 33, the roller 4, the rail 5, the connecting column 6, the connecting bolt 7, the drawer box 8 and the power line 9.

Detailed Description

A preferred scheme is as shown in fig. 1 to 6, a wide-range input power switch cabinet comprises a power conversion module 1, wherein the power conversion module 1 comprises an input terminal, the power conversion module 1 is arranged in a cabinet body 2, and the input terminal is connected with a conversion connector 3; the adapter 3 includes a barrel 31 and a slot 32 and a connecting wire 33 connected between the barrel 31 and the slot 32; the inserting cylinder 31 is used for being connected with an input terminal, the inserting groove 32 is installed on the outer wall of the cabinet body 2, and the inserting groove 32 is used for being connected with an external power supply.

The inserting cylinder 31 comprises two internal thread cylinders 311, the internal thread cylinders 311 are made of insulating materials, the top ends of the internal thread cylinders 311 are provided with round holes, and the internal thread cylinders 311 are internally provided with conductive columns 312;

the connecting wire 33 comprises two single-core cables, the two conductive columns 312 are respectively connected with the two single-core cables of the connecting wire 33, and the single-core cables penetrate out of the round holes;

the input wiring end is an external thread column, and the number of the external thread columns is two. Conductive post 312 is the cylindrical copper billet, and conductive post 312 is fixed with the heart yearn welding of single core cable.

Under the normal condition, under the condition that power conversion module 1 need not overhaul or change promptly, an internal thread section of thick bamboo 311 and external screw thread post connection back, connecting wire 33 need not dismantle, and an internal thread section of thick bamboo 311 cup joints outside the external screw thread post for external power supply is insulating state with input wiring end connection end, and operating personnel just has avoided the risk of electric shock when the wiring of direct current output like this. The slot 32 is disposed on the side wall of the cabinet 2, so that the connection point of the external power supply is far away from the dc output terminal.

Further, the internally threaded barrel 311 is plastic.

Furthermore, the slot 32 is made of plastic, two pins 321 are arranged in the slot 32, and the two pins 321 are respectively welded and fixed with the two single-core cables; the slot 32 and the cabinet body 2 are connected, the cabinet body 2 is provided with a mounting opening, and the slot 32 is mounted at the mounting opening through a bolt. After the pin 321 is welded with the two single-core cables, the slot 32 is integrally formed by injection molding, so that the situation of looseness or electric leakage cannot occur. The design is the same as the principle of the common power plug. The connection position of the input terminal is only transferred to the outer wall of the cabinet body 2 through the conversion joint 3 to be connected, so that the safety effect is achieved.

Here, it should be explained that: the design of the technical scheme aims to change the wiring mode of the power conversion module 1, the circuit design of the power conversion module 1 is not improved, the circuit design of the power conversion module 1 is the prior art, and the circuit of the power conversion module 1 can refer to the circuits disclosed in the Chinese patent documents CN102013818B and CN 106712506B.

Furthermore, the bottom of the power conversion module 1 is provided with a roller 4, the bottom plate of the cabinet body 2 is provided with a track 5, and the track 5 is matched with the roller 4; the power conversion module 1 is provided with a connecting column 6, and the connecting column 6 is fixed with the cabinet body 2 through a connecting bolt 7. During installation, the power conversion module 1 is pushed into the cabinet body 2, and the power conversion module 1 is fixed through the connecting column 6 and the connecting bolt 7; when the power conversion module is disassembled, the connecting bolt 7 is loosened, and then the power conversion module 1 is drawn out.

Further, a cabinet door 21 is arranged on one side of the cabinet body 2, and the cabinet door 21 is positioned on one side perpendicular to the rail 5.

Further, a ventilator mounting opening 22 is formed in a side wall of the cabinet body 2, the ventilator mounting opening 22 is used for mounting a ventilator, and the ventilator mounting opening 22 is located on the opposite side of the cabinet door 21. An axial fan can be installed at the ventilator installation opening 22, and when the switch cabinet is used, the ventilator can be started to cool. The edges of the ventilator mounting opening 22 can be mounted by drilling holes with electric drills.

Further, a drawer box 8 is arranged in the cabinet body 2, a power line 9 is arranged in the drawer box 8, one end of the power line 9 is used for connecting an external power supply, and the other end of the power line 9 is used for connecting the slot 32. Because the utility model discloses the place of use is not fixed, consequently it is more convenient to adorn power cord 9 in the cabinet body 2, prevents to lose. As shown in fig. 6, two sockets at one end of the power cord 9 are used to mate with the pins 321.

The working principle of the whole device is as follows:

under the condition that power conversion module 1 need not overhaul or change, behind internal thread section of thick bamboo 311 and the external screw thread post connection, connecting wire 33 need not dismantle, and internal thread section of thick bamboo 311 cup joints outside the external screw thread post for external power supply is insulating state with input wiring end connection end, and operating personnel just has avoided the risk of electric shock when the wiring of direct current output end like this. When the utility model discloses during the use, insert power cord 9 one end to crossover sub 3's slot 32 in, be connected power cord 9 and 220 v's alternating current socket again, power conversion module 1 has just so put through external power supply, can connect 12v or 24 v's direct current as required at power conversion module 1 direct current output end and use. After the utility model is used, the power line 9 is removed and put into the drawer box 8 for storage, and the cabinet door 21 is closed.

Claims

1. The utility model provides a wide range input power switch cabinet, includes power conversion module (1), and power conversion module (1) includes input wiring end, its characterized in that: the power supply conversion module (1) is arranged in the cabinet body (2), and the input wiring end is connected with the conversion joint (3); the adapter (3) comprises an insertion cylinder (31), an insertion groove (32) and a connecting wire (33) connected between the insertion cylinder (31) and the insertion groove (32); the plug-in barrel (31) is used for being connected with an input wiring terminal, the slot (32) is installed on the outer wall of the cabinet body (2), and the slot (32) is used for being connected with an external power supply.

2. The wide range input power switch cabinet of claim 1, wherein: the inserting cylinder (31) comprises internal thread cylinders (311), the internal thread cylinders (311) are made of insulating materials, the number of the internal thread cylinders (311) is two, a round hole is formed in the top end of each internal thread cylinder (311), and a conductive column (312) is arranged in each internal thread cylinder (311);

the connecting wire (33) comprises two single-core cables, the two conductive columns (312) are respectively connected with the two single-core cables of the connecting wire (33), and the single-core cables penetrate out of the round holes;

3. The wide range input power switch cabinet of claim 2, wherein: the internal thread cylinder (311) is made of plastic.

4. The wide range input power switch cabinet of claim 2, wherein: the slot (32) is made of plastic materials, two contact pins (321) are arranged in the slot (32), and the two contact pins (321) are respectively welded and fixed with the two single-core cables; the joint of the slot (32) and the cabinet body (2), the cabinet body (2) is provided with a mounting opening, and the slot (32) is mounted at the mounting opening through a bolt.

5. The wide range input power switch cabinet of claim 1, wherein: the bottom of the power conversion module (1) is provided with a roller (4), the bottom plate of the cabinet body (2) is provided with a track (5), and the track (5) is matched with the roller (4); be equipped with spliced pole (6) on power conversion module (1), spliced pole (6) pass through connecting bolt (7) and fix with the cabinet body (2).

6. The wide range input power switch cabinet of claim 5, wherein: a cabinet door (21) is arranged on one side of the cabinet body (2), and the cabinet door (21) is positioned on one side perpendicular to the rail (5).

7. The wide range input power switch cabinet of claim 6, wherein: the side wall of the cabinet body (2) is provided with an air exchange fan mounting opening (22), the air exchange fan mounting opening (22) is used for mounting an air exchange fan, and the air exchange fan mounting opening (22) is positioned on one side opposite to the cabinet door (21).

8. The wide-range input power switch cabinet according to any one of claims 1 to 7, wherein: a drawer box (8) is arranged in the cabinet body (2), a power line (9) is arranged in the drawer box (8), one end of the power line (9) is used for being connected with an external power supply, and the other end of the power line (9) is used for being connected with a slot (32).