Automatic transfer switch with wiring protection

Abstract

The utility model discloses an automatic transfer switch with wiring protection. The automatic transfer switch with wiring protection comprises: a switch body and a protective cover; the protective cover is installed on the wiring part, the protective cover is provided with a snap-in groove adapted to the wiring part, and the protective cover is provided with four groups of inlet grooves and outlet grooves; four groups of input terminals are installed on one side of the wiring part, and the input terminals include a first input terminal and a second input terminal. The automatic transfer switch with wiring protection provided by the utility model is provided with a protective cover installed on the switch body, and the snap-in groove, inlet groove and outlet groove are provided on the protective cover. After wiring, the protective cover can be conveniently snapped onto the switch body, so that the first input terminal, the second input terminal, the output terminal and the exposed end of the wire are protected by the protective cover, which plays a role in protecting the wiring and improves the safety of the automatic transfer switch.

Description

Technical Field

[0001] The utility model relates to the technical field of automatic transfer switches, in particular to an automatic transfer switch with wiring protection. Background Art

[0002] An automatic transfer switch is composed of one (or several) transfer switch appliances and other necessary appliances. It is used to monitor the power circuit and automatically transfer one or several load circuits from one power source to another. It is mainly suitable for emergency power supply systems with a rated voltage of no more than 1000V AC or 1500V DC, and interrupts the power supply to the load during the power transfer.

[0003] The automatic transfer switches on the market do not have any protective devices after wiring. For example, the dual-power automatic transfer switch model YLQ1-100 / 4P has its input and output terminals exposed to the air, which is very easy to cause accidental touches and lead to safety accidents.

[0004] Therefore, it is necessary to provide an automatic transfer switch with wiring protection to solve the above technical problems. Utility Model Content

[0005] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides an automatic transfer switch with wiring protection, which can protect the wiring and improve the safety of use.

[0006] In order to achieve the above purpose, the technical solution adopted by the utility model is as follows:

[0007] An automatic transfer switch with wiring protection comprises: a switch body and a protective cover, the switch body comprises a control part and a wiring part, the control part is used for manually or automatically controlling the power switching on the wiring part, the protective cover is snap-fitted and installed on the wiring part, one side of the wiring part is provided with four groups of input terminals, the input terminals comprise a first input terminal post and a second input terminal post, the first input terminal post and the second input terminal post are aligned up and down, four output terminal terminals are installed on the other side of the wiring part, the first input terminal post and the second input terminal post correspond to the output terminal terminal post one by one, the protective cover is provided with a snap-in groove adapted to the wiring part, and is provided with four groups of inlet and outlet grooves.

[0008] Preferably, a bottom protective plate is installed at the bottom of the wiring portion.

[0009] Preferably, a plurality of plug-in slots are symmetrically mounted on the top of the bottom protective plate.

[0010] Preferably, a plurality of isolation plates are symmetrically installed in the protective cover, and the spacing between the isolation plates on the same side is consistent with the spacing between the plug-in slots.

[0011] Preferably, an insulating plate is installed between the first input terminal and the second input terminal, and a gap is left between the insulating plates to allow the isolation plate to pass through.

[0012] Preferably, a handle is installed on the protective cover.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] (1) The utility model has a protective cover installed on the switch body, and has a clamping groove, a wire inlet groove and a wire outlet groove on the protective cover. After wiring, the protective cover can be conveniently clamped on the switch body, so that the first input terminal, the second input terminal, the output terminal and the exposed end of the wire are protected by the protective cover, thereby protecting the wiring and improving the safety of the automatic transfer switch.

[0015] (2) The utility model can make the protective cover more stable after being plugged into the wiring part and improve safety by providing a bottom protective plate, a plugging slot and a partition plate;

[0016] (3) The utility model can improve the safety of the switch by installing an insulating plate between the first input terminal and the second input terminal;

[0017] (4) The utility model provides a handle on the protective cover, which makes it easy to lift the protective cover and is more convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a structural schematic diagram of an automatic transfer switch with wiring protection provided by the utility model;

[0019] Figure 2 for Figure 1 The structural diagram of the switch body in the automatic transfer switch with wiring protection shown in FIG.

[0020] Figure 3 for Figure 1 The structural diagram of the switch body in the automatic transfer switch with wiring protection shown in FIG.

[0021] Figure 4 for Figure 1 The schematic diagram of the structure of the protective cover in the automatic transfer switch with wiring protection is shown;

[0022] Figure 5 for Figure 1 The schematic diagram of the partial cross-section structure of the automatic transfer switch with wiring protection is shown.

[0023] Among them, the names corresponding to the figure marks are: 1-control part, 2-wiring part, 3-protective cover, 4-first input terminal, 5-second input terminal, 6-output terminal, 7-clamping slot, 8-isolation plate, 9-inlet slot, 10-outlet slot, 11-bottom protective plate, 12-plug slot, 13-insulating plate, 14-handle. DETAILED DESCRIPTION

[0024] The present invention is further described below in conjunction with the accompanying drawings and embodiments. The present invention includes but is not limited to the following embodiments.

[0025] Embodiment 1:

[0026] like Figure 1-5 As shown, the automatic transfer switch with wiring protection provided by the utility model includes: a switch body and a protective cover 3, the switch body includes a control part 1 and a wiring part 2, the control part 1 is used to manually or automatically control the power switching on the wiring part 2, the protective cover 3 is snap-fitted and installed on the wiring part 2, one side of the wiring part 2 is installed with four groups of input terminals, the input terminals include a first input terminal 4 and a second input terminal 5, the first input terminal 4 and the second input terminal 5 are aligned up and down, and the other side of the wiring part 2 is installed with four output terminal terminals 6, the first input terminal 4 and the second input terminal 5 corresponds to the output terminal terminal 6 one by one, the protective cover 3 is provided with a clamping groove 7 adapted to the wiring part 2, and is provided with four sets of inlet grooves 9 and outlet grooves 10. When in use, the inlet lines of the two power supplies are connected to the first input terminal 4 and the second input terminal 5 respectively, wherein the first input terminal 4 is connected to one power supply, the second input terminal 5 is connected to the other power supply, and the output terminal terminal 6 is connected to the load, and then the clamping groove 7 on the protective cover 3 is aligned with the top of the wiring part 2 and inserted so that it is buckled on the wiring part 2, the inlet groove 9 is clamped at the power supply inlet, and the outlet groove 10 is clamped at the load wiring. Figure 1 As shown, the protective cover 3 protects the first input terminal 4, the second input terminal 5, the output terminal 6 and the exposed ends of the wires. Figure 1 As shown, it can prevent accidental touch during use and make it safer to use.

[0027] By installing the protective cover 3 on the switch body and providing the clamping groove 7, the wire inlet groove 9 and the wire outlet groove 10 on the protective cover 3, the protective cover 3 can be conveniently clamped on the switch body after wiring, so that the first input terminal 4, the second input terminal 5, the output terminal 6 and the exposed end of the wire are protected by the protective cover 3, which plays a role in protecting the wiring and improves the safety of the automatic transfer switch.

[0028] Embodiment 2:

[0029] like Figure 2-3As shown, a bottom protective plate 11 is installed at the bottom of the wiring portion 2, and a plurality of plug-in slots 12 are symmetrically installed on the top of the bottom protective plate 11. A plurality of isolation plates 8 are symmetrically installed in the protective cover 3. The spacing of the isolation plates 8 on the same side is consistent with the spacing of the plug-in slots 12. When in use, the isolation plates 8 in the protective cover 3 are aligned with the plug-in slots 12 and inserted, so that the protective cover 3 cannot move left and right after being plugged in. Figure 5 As shown, the isolation plate 8 physically isolates the adjacent input terminals (the first input terminal 4 and the second input terminal 5). Similarly, the output terminal terminals 6 are isolated by the isolation plate 8, and accidents such as creepage will not occur between the phase lines. The bottom protective plate 11 can isolate the input terminal from the box or the mounting base, making it safer to use.

[0030] By providing the bottom protection plate 11, the plug-in slot 12, and the isolation plate 8, the protection cover 3 can be more stable after being plugged into the wiring portion 2, and the safety is improved.

[0031] Embodiment 3:

[0032] like Figure 2 and Figure 5 As shown, an insulating plate 13 is installed between the first input terminal 4 and the second input terminal 5, and a gap is left between the insulating plates 13 to allow the isolation plate 8 to pass through. The first input terminal 4 and the second input terminal 5 on the same input end are isolated by the insulating plate 13, and accidents such as creepage will not occur between the phase lines, making it safer to use.

[0033] By providing the insulating plate 13 installed between the first input terminal 4 and the second input terminal 5 , the use safety of the switch can be improved.

[0034] Embodiment 4:

[0035] like Figure 1 As shown, a handle 14 is installed on the protective cover 3. When in use, the protective cover 3 can be easily lifted by grasping the handle 14, which makes it more convenient to use.

[0036] The handle 14 installed on the protective cover 3 can facilitate the lifting of the protective cover 3, making it more convenient to use.

[0037] Working principle: When in use, connect the incoming wires of the two power sources to the first input terminal 4 and the second input terminal 5 respectively, wherein the first input terminal 4 is connected to one power source, the second input terminal 5 is connected to the other power source, and the output terminal terminal 6 is connected to the load, and then align the snap-in groove 7 on the protective cover 3 with the top of the wiring part 2 and insert it so that it is buckled on the wiring part 2, the incoming wire groove 9 is stuck at the power incoming wire, and the outgoing wire groove 10 is stuck at the load wiring. Figure 1As shown, the protective cover 3 protects the first input terminal 4, the second input terminal 5, the output terminal 6 and the exposed ends of the wires to prevent accidental touch during use, making it safer to use.

Claims

1. An automatic transfer switch with wiring protection, characterized in that: include: Switch body and protective cover (3); The switch body comprises a control part (1) and a wiring part (2); The protective cover (3) is mounted on the wiring portion (2), the protective cover (3) is provided with a clamping groove (7) adapted to the wiring portion (2), and the protective cover (3) is provided with four groups of inlet grooves (9) and outlet grooves (10); Four groups of input terminals are installed on one side of the wiring portion (2), the input terminals comprising a first input terminal (4) and a second input terminal (5), and four output terminal terminals (6) are installed on the other side of the wiring portion (2), the input terminals corresponding to the output terminal terminals (6) one by one.

2. An automatic transfer switch with wiring protection according to claim 1, characterized in that: A bottom protection plate (11) is installed at the bottom of the wiring portion (2).

3. The automatic transfer switch with wiring protection according to claim 2, characterized in that: A plurality of insertion slots (12) are symmetrically mounted on the top of the bottom protection plate (11).

4. The automatic transfer switch with wiring protection according to claim 1, characterized in that: A plurality of isolation plates (8) are symmetrically installed in the protection cover (3).

5. The automatic transfer switch with wiring protection according to claim 1, characterized in that: An insulating plate (13) is installed between the first input terminal (4) and the second input terminal (5).

6. The automatic transfer switch with wiring protection according to claim 1, characterized in that: A handle (14) is installed on the protective cover (3).

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