CN204497405U - A kind of binding post and power supply subrack - Google Patents

Abstract

The utility model provides a connection terminal and a power supply box. The connection terminal includes an external connection hole and an internal terminal for connecting the power supply box. The connection terminal also includes a current limiting device, the current limiting device and the external connection hole and the internal wiring end connection. Through the implementation of the utility model, the current limiting function of devices such as hydraulic circuit breakers in the prior art is integrated into the terminal through the current limiting component, so that the terminal has the function of current limiting and external product engineering cable installation at the same time , On this basis, the installation components in the power supply sub-box can be reduced, thereby reducing the complexity of connecting and installing components inside the power sub-box.

Description

Terminal block and power supply box

technical field

The utility model relates to the field of power supply distribution, in particular to a connection terminal and a power supply box.

Background technique

The existing power sub-box realizes circuit distribution through hydraulic circuit breakers, terminal blocks and connecting cables. Among them, the on-off control of specific rated current is realized through hydraulic circuit breakers, and the connection terminals realize the installation and connection of external product engineering cables. The circuit breaker and terminal block are connected through internal cables to realize the continuity of the entire circuit.

However, with the demand for miniaturization of power subracks and the increasing number of distribution channels, the space limitation is becoming more and more strict. The existing product implementation method occupies a large panel space and the internal connection installation is relatively complicated.

Therefore, how to provide a technology that can reduce the internal complexity of the power supply box is a technical problem to be solved urgently by those skilled in the art.

Utility model content

The utility model provides a connection terminal and a power supply box, which can reduce the complexity of connection and installation of components inside the power supply box.

The utility model provides a connection terminal. In one embodiment, the connection terminal includes an external connection hole and an internal connection terminal for connecting a power supply box. The connection terminal also includes a current limiting device, the current limiting device and the external connection hole and Internal terminal connections.

Further, the external connection hole in the above embodiment includes a positive connection hole and a negative connection hole, the negative connection hole is connected to the internal terminal through a current limiting device, and the positive connection hole is directly connected to the internal terminal.

Further, the current limiting device in the above embodiment is detachably connected to the external wiring hole and the internal terminal.

Further, the current limiting device in the above embodiment includes a fuse.

Further, the fuse in the above embodiment is fixed in the connection terminal through the fuse holder.

Further, in the above embodiment, when the external wiring hole includes a positive wiring hole and a negative wiring hole, disassembly buttons are respectively provided for the positive wiring hole and the negative wiring hole on the panel of the connecting terminal.

Further, in the above embodiment, the positive and negative terminal holes and their dismounting buttons are arranged in an L-shape on the panel, and the fuse holder is arranged at a position complementary to the L-shape.

Further, in the above embodiment, the positive and negative wiring holes and their dismounting buttons are arranged in a line on the panel, and the fuse holder is arranged in a position parallel to the line.

Further, the positive and negative wiring holes and their dismounting buttons in the above embodiment are arranged in a symmetrical parallel structure on the panel, and the fuse holder is arranged in the middle of the symmetrical parallel structure.

The utility model also provides a power supply box, the power box includes a power supply terminal, and the power supply terminal is connected to the internal terminal of the terminal provided by the application.

The beneficial effects of the utility model:

The solution provided by the utility model integrates the current limiting function of devices such as hydraulic air switches in the prior art into the terminal through the current limiting component, so that the terminal has the functions of current limiting and external product engineering cable installation at the same time , On this basis, the installation components in the power supply sub-box can be reduced, thereby reducing the complexity of connecting and installing components inside the power sub-box.

Description of drawings

Fig. 1 is a schematic structural view of the terminal provided by the first embodiment of the present invention;

Fig. 2 is a schematic diagram of the panel of the connection terminal provided by the second embodiment of the present invention.

Detailed ways

The utility model is further explained by means of specific embodiments in conjunction with the accompanying drawings.

First embodiment:

Fig. 1 is a schematic structural view of the wiring terminal provided by the first embodiment of the utility model. As can be seen from Fig. 1, in this embodiment, the wiring terminal 1 provided by the utility model includes an external wiring hole 11 for connecting to a power supply box The internal terminal 12 , the current limiting device 13 , the current limiting device 13 is connected to the external wiring hole 11 and the internal terminal 12 .

In some embodiments, as shown in FIG. 1 , the external connection hole 11 includes a positive connection hole and a negative connection hole, the negative connection hole is connected to the internal terminal through the current limiting device 13 , and the positive connection hole is directly connected to the internal terminal.

In some embodiments, the current limiting device 13 in the embodiment shown in FIG. 1 is detachably connected to the external wiring hole 11 and the internal terminal 12 .

In some embodiments, the current limiting device 13 in the embodiment shown in FIG. 1 includes a fuse, and this embodiment uses a common fuse as the current limiting device, which makes the application easy to implement.

In some embodiments, the fuse in the above embodiments is fixed in the terminal through the fuse holder.

Second embodiment:

Fig. 2 is the schematic diagram of the panel of the connecting terminal provided by the second embodiment of the utility model. As can be seen from Fig. 2, in this embodiment, the external wiring hole 11 includes a positive pole wiring hole and a negative pole wiring hole, and the positive pole is on the panel of the wiring terminal The wiring hole A and the negative wiring hole B are respectively equipped with disassembly buttons a and b, and the specific settings of the panel are as follows:

As shown in (1) in Figure 2, the positive wiring hole A and the negative wiring hole B and their disassembly buttons a and b are arranged in an L shape on the panel, and the fuse holder C is set at a position complementary to the L shape;

As shown in (2) in Figure 2, the positive wiring hole A and the negative wiring hole B and their dismounting buttons a and b are arranged in a symmetrical parallel structure on the panel, and the fuse holder C is arranged in the middle of the symmetrical parallel structure;

As shown in (3) in Figure 2, the positive terminal hole A and the negative terminal hole B and their dismounting buttons a and b are arranged in a line on the panel, and the fuse holder C is arranged in a position parallel to the line.

The utility model should provide a power supply box, the power box includes a power supply terminal, the power supply terminal is connected to the internal terminal of the terminal provided by the application, and the power supply box performs circuit distribution through the external wiring hole of the terminal .

In summary, through the implementation of the utility model, there are at least the following beneficial effects:

The current limiting function of devices such as hydraulic air switches in the prior art is integrated into the terminal through the current limiting component, so that the terminal has the function of current limiting and external product engineering cable installation at the same time. On this basis, it can be The installation components in the power supply box are reduced, thereby reducing the complexity of connection and installation of components inside the power supply box.

The above are only specific implementations of the utility model, and are not intended to limit the utility model in any form. Any simple modification, equivalent change, combination or modification made to the above implementation methods based on the technical essence of the utility model shall be It still belongs to the protection scope of the technical solution of the utility model.

Claims (10)

1. A connection terminal, the connection terminal includes an external connection hole and an internal connection terminal for connecting to a power supply box, it is characterized in that the connection terminal also includes a current-limiting device, and the current-limiting device is connected to the external The wiring holes are connected with the internal terminals. 2. The connection terminal according to claim 1, wherein the external connection hole includes a positive connection hole and a negative connection hole, and the negative connection hole is connected to the internal connection terminal through the current limiting device, so The positive terminal hole is directly connected to the internal terminal. 3. The connection terminal according to claim 1, wherein the current limiting device is detachably connected to the external connection hole and the internal terminal. 4. The connection terminal according to any one of claims 1 to 3, wherein the current limiting device comprises a fuse. 5. The connection terminal according to claim 4, wherein the fuse is fixed in the connection terminal by a fuse holder. 6. The connection terminal according to claim 5, wherein when the external connection hole includes a positive connection hole and a negative connection hole, on the panel of the connection terminal are the positive connection hole and the negative connection hole. The wiring holes are respectively provided with disassembly and assembly buttons. 7. The connection terminal according to claim 6, wherein the positive wiring hole, the negative wiring hole and their dismounting buttons are arranged in an L shape on the panel, and the fuse holder is arranged on the same side as the L-shaped complementary position. 8. The connection terminal according to claim 6, characterized in that, the positive wiring hole, the negative wiring hole and their dismounting buttons are arranged in a line on the panel, and the fuse holder is arranged on the same side as the A glyph parallel position. 9. The connection terminal according to claim 6, characterized in that, the positive wiring hole, the negative wiring hole and their dismounting buttons are symmetrically arranged in parallel on the panel, and the fuse holder is arranged on the same side as the fuse holder. The position in the middle of the symmetrical parallel structure. 10. A power sub-box, characterized in that the power sub-box comprises a power supply terminal, and the power supply terminal is connected to the internal terminal of the terminal according to any one of claims 1-9.