Modular installation structure of switch

Abstract

The utility model provides a modularized mounting structure of a switch, which comprises a front support and a rear support which are fixedly connected, an accommodating chamber for accommodating drawer boxes is formed between the front support and the rear support, and a row of drawer boxes are accommodated in the accommodating chamber; a control switch is fixedly installed on a front panel of the drawer box, a first plug-in terminal is fixedly installed on a rear back plate of the drawer box, and a connecting line between the control switch and the first plug-in terminal is arranged in the drawer box. Second plugging terminals capable of being plugged with the first plugging terminals are fixedly installed at the positions, corresponding to the first plugging terminals, of the rear support, and the drawer box penetrates through the front support and then is inserted into the containing chamber so that the first plugging terminals and the second plugging terminals can be matched in a plugging mode. Rows of control switches are pre-mounted between the front bracket and the rear bracket, and the front bracket, the rear bracket and the drawer box form a modular structure, so that wiring and wiring outside the switch cabinet are facilitated, and the overall assembly efficiency of the switch cabinet is improved.

Description

Technical Field

[0001] The utility model relates to a switch cabinet, in particular to a modular installation structure of a switch. Background Art

[0002] Some switch cabinets are provided with control switches for controlling multiple channels. The wiring structures of these switches are the same. When installed and fixed in the switch cabinet, each control switch is fixed adjacently on the cross brace of the switch cabinet in sequence. The control panel of the control switch is located on the front of the switch cabinet. When the control switches are wired and routed in the switch cabinet, it is inconvenient to wire and route the control switches due to the small space in the switch cabinet, which results in low production efficiency for switch cabinets with densely packed control switches. Utility Model Content

[0003] In view of the problems in the prior art, the utility model provides a modular installation structure of a switch, aiming to modularize the control switch to facilitate improving the assembly efficiency of the control switch.

[0004] A modular installation structure of a switch comprises a front bracket and a rear bracket which are fixedly connected, a storage chamber for accommodating drawer boxes is formed between the front bracket and the rear bracket, and a row of drawer boxes are placed in the storage chamber; a control switch is fixedly installed on the front panel of the drawer box, a first plug-in terminal is fixedly installed on the back panel of the drawer box, a connecting line between the control switch and the first plug-in terminal is arranged in the drawer box, a second plug-in terminal which can be plugged with the first plug-in terminal is fixedly installed at a position corresponding to the first plug-in terminal on the rear bracket, and the drawer box is inserted into the storage chamber after passing through the front bracket and the corresponding first plug-in terminal and the second plug-in terminal are plugged and matched.

[0005] Further, a busbar is fixedly connected to the back side of the rear bracket, and the power connection terminal of the second plug-in terminal is electrically connected to the busbar.

[0006] Further, a wiring terminal is fixedly installed on the back of the rear bracket, the wiring terminal corresponds to the second plug-in terminal one by one and is electrically connected, and the wiring terminal is located below the busbar.

[0007] Further, a DIN rail is fixedly arranged on the rear bracket, and the wiring terminal is clamped on the DIN rail.

[0008] Further, the front panel of the drawer box is stopped at the front side of the front bracket and the two are fixedly connected by screws, and a handle is fixedly connected to the front panel of the drawer box.

[0009] Furthermore, one side of the drawer box is an open structure, and the open structure is used to expose all wiring positions in the drawer box.

[0010] Further, a current signal sensor for monitoring the current of the power line between the control switch and the first plug-in terminal is fixedly connected in the drawer box, and the power supply end and the signal end of the current signal sensor are both electrically connected to the first wiring terminal.

[0011] The beneficial effects of the utility model are as follows: by pre-installing rows of control switches between the front bracket and the rear bracket, the front bracket, the rear bracket and the drawer box form a modular structure, which facilitates wiring and routing outside the switch cabinet, thereby improving the overall assembly efficiency of the switch cabinet. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a structural schematic diagram of the utility model;

[0013] Figure 2 It is a structural schematic diagram of the drawer box in the utility model. DETAILED DESCRIPTION

[0014] The utility model is described in detail below in conjunction with the accompanying drawings. The embodiments of the utility model are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements with the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the utility model, and cannot be interpreted as limiting the utility model. The directional terms such as left, middle, right, top, and bottom in the embodiments of the utility model are only relative concepts or are based on the normal use state of the product, and should not be considered as restrictive.

[0015] A modular installation structure of a switch, such as Figure 1 and Figure 2 As shown, it includes a front bracket 5 and a rear bracket 4 that are fixedly connected, and a storage chamber for accommodating drawer boxes is formed between the front bracket 5 and the rear bracket 4, and a row of drawer boxes 7 are placed in the storage chamber; a control switch 6 is fixedly installed on the front panel of the drawer box 7. In this embodiment, the control switch 6 is an air switch, and a first plug-in terminal 31 is fixedly installed on the back panel of the drawer box 7. The connecting line between the control switch 6 and the first plug-in terminal 31 is arranged in the drawer box 7, and a second plug-in terminal 32 that can be plugged with the first plug-in terminal 31 is fixedly installed on the rear bracket 4 at a position corresponding to the first plug-in terminal 31. The drawer box 7 passes through the front bracket 5 and is inserted into the storage chamber so that the corresponding first plug-in terminal 31 and the second plug-in terminal 32 are plugged and matched.

[0016] In order to facilitate the connection of the power line to the second plug terminal 32, a busbar 1 is fixedly connected to the back of the rear bracket 4, and the power terminal of the second plug terminal 32 is electrically connected to the busbar 1. The connection line between the second plug terminal 32 and the busbar 1 is pre-connected to avoid too many wiring operations in the switch cabinet. In order to facilitate the connection of the signal line to the second plug terminal 32, a wiring terminal 2 is fixedly installed on the back of the rear bracket 4. The wiring terminal 2 corresponds to the second plug terminal 32 one by one and is electrically connected. The wiring terminal 2 is located below the busbar 1; before the utility model is installed in the switch cabinet, the connection line between the wiring terminal 2 and the second plug terminal 32 is pre-connected. In order to facilitate the fixed installation of the wiring terminal 2 on the rear bracket 4, a DIN rail 21 is fixed on the rear bracket 4, and the wiring terminal 2 is clamped on the DIN rail 21.

[0017] In addition, the front panel of the drawer box 7 is stopped at the front side of the front bracket 5 and the two are fixedly connected by screws. A handle 74 and an indicator light 73 are fixedly connected to the front panel of the drawer box 7. The indicator light 73 is used to display the on / off state of the control switch 6. The handle 74 is convenient for pulling the drawer box 7 out of the accommodating chamber. In order to facilitate wiring and wiring in the drawer box 7, one side of the drawer box 7 is an open structure 72, and the open structure 72 is used to expose all wiring positions in the drawer box 7. In order to facilitate monitoring the current signal of the control switch 6, a current signal sensor 71 for monitoring the current of the power line between the control switch 6 and the first plug terminal 31 is fixedly connected in the drawer box 7, and the power supply end and the signal end of the current signal sensor 71 are both electrically connected to the first wiring terminal 31.

[0018] During production, the control switch 6, the current signal sensor 71, the first plug-in terminal 31 and the indicator light 73 are fixedly installed at the corresponding positions in the drawer box 7 and the various components are connected to form a drawer box assembly; at the same time, the second plug-in terminal 32, the DIN rail 21, the wiring terminal 2 and the bus 1 are fixedly installed on the rear bracket 4 and the various components are connected to form a bracket assembly, and then the drawer box assembly is plugged into the bracket assembly and the first plug-in terminal 31 and the corresponding second plug-in terminal 32 are plugged, and then the drawer box 7 and the front bracket 5 are fixedly connected by screws to complete the assembly of the utility model, and then the utility model is assembled in the switch cabinet and subsequent wiring work is carried out, that is, the bus 1 and the wiring terminal 2 are connected to the corresponding cables in the switch cabinet. In addition, when the control switch 6 needs to be replaced, only a new drawer box assembly needs to be replaced, which improves the efficiency of replacing the control switch 6, and the old drawer box assembly is returned to the original factory for repair.

[0019] The above shows and describes the basic principles, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A modular installation structure of a switch, characterized in that: It comprises a front bracket and a rear bracket which are fixedly connected, a receiving chamber for receiving drawer boxes is formed between the front bracket and the rear bracket, and a row of drawer boxes are received in the receiving chamber; a control switch is fixedly mounted on the front panel of the drawer box, a first plug-in terminal is fixedly mounted on the back panel of the drawer box, a connecting line between the control switch and the first plug-in terminal is arranged in the drawer box, a second plug-in terminal which can be plugged with the first plug-in terminal is fixedly mounted at a position corresponding to the first plug-in terminal on the rear bracket, and the drawer box is inserted into the receiving chamber after passing through the front bracket and the corresponding first plug-in terminal and the second plug-in terminal are plugged and matched.

2. The modular installation structure of the switch according to claim 1, characterized in that: A busbar is fixedly connected to the back side of the rear bracket, and the power connection terminal of the second plug-in terminal is electrically connected to the busbar.

3. The modular installation structure of the switch according to claim 2, characterized in that: The wiring terminals are fixedly installed on the back of the rear bracket, the wiring terminals correspond to the second plug-in terminals one by one and are electrically connected, and the wiring terminals are located below the busbar.

4. The modular installation structure of the switch according to claim 3, characterized in that: A DIN rail is fixedly arranged on the rear bracket, and the wiring terminals are clamped on the DIN rail.

5. The modular installation structure of the switch according to claim 1, characterized in that: The front panel of the drawer box is stopped at the front side of the front bracket and the two are fixedly connected by screws. A handle is fixedly connected to the front panel of the drawer box.

6. The modular installation structure of the switch according to claim 1, characterized in that: One side of the drawer box is an open structure, and the open structure is used to expose all wiring positions in the drawer box.

7. The modular installation structure of a switch according to claim 1, characterized in that: A current signal sensor for monitoring the current of the power line between the control switch and the first plug-in terminal is fixedly connected in the drawer box, and the power supply end and the signal end of the current signal sensor are both electrically connected to the first wiring terminal.

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