CN111312544A - Switching device - Google Patents

Abstract

The invention provides a switch device which comprises a live wire port, a ground wire port, a zero wire port and a base, wherein the live wire port is used for connecting a live wire of a cable, the ground wire port is used for connecting a ground wire of the cable, and the zero wire port is used for connecting a zero wire of the cable; the fire wire port, the ground wire port and the zero line port are arranged on the base at intervals along a straight line, a groove is formed in the base, and the groove is used for accommodating the redundant part after the ground wire end is connected with the ground wire port. By adopting the scheme, the groove is formed in the base, so that after the end part of the ground wire is connected with the port of the ground wire, the overlong part of the ground wire can be placed into the groove, the wire is prevented from being contacted with a zero line or a live wire under the condition that the ground wire is not required to be cut short, the process of cutting the ground wire can be omitted, and the production cost is reduced. And when the cable is pulled by external force, the part of the ground wire in the groove can play a role in buffering, so that the ground wire is the last broken wire, and the safety is ensured.

Description

Switching device

Technical Field

The invention relates to the technical field of electrical devices, in particular to a switch device.

Background

The existing power control or leakage protection switch is designed to be switched between connection ports of a zero line, a live line and a ground line in order to prevent the zero line, the live line and the ground line from being contacted with each other to cause short circuit. In order to ensure safety in design, if the cable is broken, the ground wire should be finally broken, namely, the ground wire is broken after the zero line and the live wire. The switch is usually designed to be in a straight line, that is, the center lines of the switch wiring ports are on the same straight line, which results in that the middle ground wire is too close to the switch ground wiring port in the wiring process, the ground wire needs to be cut short in order to avoid contact and short circuit, and the operation of cutting the ground wire needs to occupy the process and affects the cost.

Therefore, there is a need to design a switching device, which eliminates the process of cutting the ground wire under the premise of ensuring the safety requirement, so as to reduce the production cost.

Disclosure of Invention

The invention provides a switch device, which is used for removing a process of cutting a short ground wire during wiring and reducing the production cost.

In order to achieve the above object, the present invention provides a switching device comprising: the device comprises a fire wire port, a ground wire port and a zero wire port, wherein the fire wire port is used for connecting a fire wire of a cable, the ground wire port is used for connecting a ground wire of the cable, and the zero wire port is used for connecting a zero wire of the cable; the base, the fire line port ground line port with zero line port interval sets up on the base, the recess has on the base, the recess is used for holding ground line tip with unnecessary part after ground line port is connected.

Furthermore, the base is provided with a wire inlet used for penetrating the cable, the wire inlet faces the ground wire port, and the groove is located between the wire inlet and the ground wire port.

Further, the switching device further includes: the auxiliary structure is detachably arranged on the base, and one part of the auxiliary structure is used for being in limit fit with a ground wire positioned in the groove.

Further, the auxiliary structure comprises: a main body detachably disposed on the base; the limiting part is arranged on one side, facing the base, of the main body in a protruding mode, and the end portion of the limiting part is used for being in limiting fit with a ground wire located in the groove.

Furthermore, the number of the limiting parts is two, the two limiting parts are arranged on the main body at intervals, and the two limiting parts limit the ground wire together.

Furthermore, the limiting part comprises a rod body and salient points which are convexly arranged on one side of the rod body, and the salient points on the two rod bodies are oppositely arranged; the salient point is used for being abutted to the ground wire, and the rod body has elasticity.

Furthermore, the end of the limiting part is provided with a limiting groove, and the inner wall of the limiting groove is used for being abutted to the ground wire in the groove.

Further, the switching device further includes: the upper cover, upper cover detachably sets up on the base, the upper cover has three trompil, and is three the trompil with the fire line port ground wire port with zero line port one-to-one sets up.

Further, the switching device further includes: the panel, panel detachably sets up on the base, the panel has the first mouth of dodging, a part of structure of upper cover is followed the first mouth of dodging is worn out the panel.

Further, the upper cover has a second dodge port, and the switching device further includes: the operating piece is movably arranged on the base to be powered on or powered off, and a part of the operating piece penetrates out of the upper cover from the second avoidance port.

The technical scheme of the invention is applied, and the switch device comprises a live wire port, a ground wire port, a null wire port and a base, wherein the live wire port is used for connecting a live wire of a cable, the ground wire port is used for connecting a ground wire of the cable, and the null wire port is used for connecting a null wire of the cable; the fire wire port, the ground wire port and the zero line port are arranged on the base at intervals along a straight line, a groove is formed in the base, and the groove is used for accommodating the redundant part after the ground wire end is connected with the ground wire port. By adopting the scheme, the groove is formed in the base, so that after the end part of the ground wire is connected with the port of the ground wire, the overlong part of the ground wire can be placed into the groove, the wire is prevented from being contacted with a zero line or a live wire under the condition that the ground wire is not required to be cut short, the process of cutting the ground wire can be omitted, and the production cost is reduced. And when the cable is pulled by external force, the part of the ground wire in the groove can play a role in buffering, so that the ground wire is the last broken wire, and the safety is ensured.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural diagram of a switching device provided by an embodiment of the present invention;

FIG. 2 shows another view of the switching device of FIG. 1;

FIG. 3 shows a schematic structural view of the base of FIG. 1;

FIG. 4 shows a schematic view of the auxiliary structure of FIG. 1;

FIG. 5 shows another schematic view of the auxiliary structure of FIG. 4;

FIG. 6 is a schematic structural view of the upper cover of FIG. 1;

FIG. 7 shows another schematic view of the upper cover of FIG. 6;

fig. 8 shows a schematic view of the panel in fig. 1.

Wherein the figures include the following reference numerals:

11. a fire wire port; 12. a ground port; 13. a zero line port; 20. a base; 21. a groove; 22. a wire inlet; 30. an auxiliary structure; 31. a main body; 32. a limiting member; 33. a rod body; 34. salient points; 40. an upper cover; 50. a panel; 60. an operating member.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in the accompanying drawings, an embodiment of the present invention provides a switching apparatus including: the device comprises a fire wire port 11, a ground wire port 12 and a zero line port 13, wherein the fire wire port 11 is used for connecting a fire wire of a cable, the ground wire port 12 is used for connecting a ground wire of the cable, and the zero line port 13 is used for connecting a zero line of the cable; the base 20, the fire wire port 11, the ground wire port 12 and the neutral wire port 13 are arranged on the base 20 at intervals, a groove 21 is formed in the base 20, and the groove 21 is used for accommodating the redundant part after the ground wire end is connected with the ground wire port 12.

By applying the technical scheme of the embodiment, the switch device is provided and comprises a live wire port 11, a ground wire port 12, a null line port 13 and a base 20, wherein the live wire port 11 is used for connecting a live wire of a cable, the ground wire port 12 is used for connecting a ground wire of the cable, and the null line port 13 is used for connecting a null line of the cable; the live wire port 11, the ground wire port 12 and the neutral wire port 13 are arranged on the base 20 at intervals along a straight line, a groove 21 is formed in the base 20, and the groove 21 is used for accommodating the redundant part after the ground wire end is connected with the ground wire port 12. By adopting the scheme, the groove 21 is arranged on the base 20, so that after the end part of the ground wire is connected with the ground wire port 12, the overlong part of the ground wire can be placed into the groove 21, the wire is inevitably contacted with a zero line or a live wire under the condition of not cutting the ground wire, the process of cutting the ground wire can be omitted, and the production cost is reduced. Moreover, when the cable is pulled by external force, the part of the ground wire in the groove 21 can play a role in buffering, so that the ground wire is the last broken wire, and the safety is ensured.

Specifically, in the present embodiment, the fire port 11, the ground port 12, and the neutral port 13 are arranged along a straight line.

In the present embodiment, the base 20 has a wire inlet 22 for passing a cable, the wire inlet 22 is disposed toward the ground port 12, and the groove 21 is located between the wire inlet 22 and the ground port 12. This facilitates placing of excess ground wire into the recess 21.

In this embodiment, the switching device further includes: and the auxiliary structure 30, the auxiliary structure 30 is detachably arranged on the base 20, and a part of the auxiliary structure 30 is used for being in limit fit with the ground wire positioned in the groove 21. The ground wire in the groove 21 can be limited by the auxiliary structure 30, so that the ground wire is prevented from shaking, and the auxiliary structure 30 can play a role in preventing or slowing down pulling out when the cable is pulled by external force, so that the safety is improved.

In the present embodiment, the auxiliary structure 30 includes: a main body 31, the main body 31 being detachably provided on the base 20; and the limiting piece 32 is arranged on one side of the main body 31 facing the base 20 in a protruding manner, and the end part of the limiting piece 32 is used for limiting and matching with the ground wire positioned in the groove 21. This allows the ground wire in the recess 21 to be restrained by the restraining member 32.

In this embodiment, there are two limiting members 32, the two limiting members 32 are disposed on the main body 31 at intervals, and the two limiting members 32 limit the ground line together. The limiting effect can be improved by the matching of the two limiting parts 32.

Specifically, the limiting member 32 includes a rod 33 and a protruding point 34 protruding from one side of the rod 33, and the protruding points 34 on the two rods 33 are oppositely arranged; the bump 34 is adapted to abut against the ground, and the lever 33 has elasticity. This allows the ground wire to be restrained by the two raised points 34. And, when external force pulls the ground wire, body of rod 33 can take place elastic deformation, and the ground wire card is gone into between two body of rod 33 to two body of rod 33 play the effect of cliping the ground wire, with the prevention or slow down the broken ground wire, improve the security.

In another embodiment, not shown, the end of the limiting member 32 has a limiting groove, the inner wall of which is used to abut against the ground wire in the groove 21. Therefore, the ground wire can be limited by the inner wall of the limiting groove.

In this embodiment, the switching device further includes: the upper cover 40, the upper cover 40 sets up on base 20 detachably, and the upper cover 40 has three trompil, and three trompil are arranged with the corresponding one-to-one of live wire port 11, ground wire port 12 and zero line port 13. The inner structure of the base 20 is protected by the upper cover 40. By providing three openings, it is convenient to reach into the tool to connect or disconnect wires from each port.

Optionally, the main body 31 of the auxiliary structure 30 is used to cover three openings of the upper cover 40, which can serve as a protection. This arrangement allows one auxiliary structure 30 to have both functions of protecting the opening and restricting the ground wire without separately providing the two structures, so that the structure of the switchgear can be simplified, the structure can be made compact, and the cost can be reduced.

Optionally, the ground wire may extend out of the ground port 12 and the end of the ground wire is restrained from movement by the upper cover 40.

In this embodiment, the switching device further includes: the panel 50 is detachably disposed on the base 20, the panel 50 has a first escape opening, and a part of the structure of the upper cover 40 passes through the panel 50 through the first escape opening. By the arrangement of the panel 50, the effects of protection and beauty can be achieved.

In this embodiment, the upper cover 40 has a second avoidance port, and the switch device further includes: and an operating member 60, wherein the operating member 60 is movably arranged on the base 20 to be powered on or powered off, and a part of the operating member 60 penetrates out of the upper cover 40 from the second avoiding opening. The switching device can be easily switched on or off by displacing the actuating element 60.

The scheme provides a switch device which comprises a live wire port 11, a ground wire port 12, a null line port 13 and a base 20, wherein the live wire port 11 is used for connecting a live wire of a cable, the ground wire port 12 is used for connecting a ground wire of the cable, and the null line port 13 is used for connecting a null line of the cable; the live wire port 11, the ground wire port 12 and the neutral wire port 13 are arranged on the base 20 at intervals along a straight line, a groove 21 is formed in the base 20, and the groove 21 is used for accommodating the redundant part after the ground wire end is connected with the ground wire port 12. By adopting the scheme, the groove 21 is arranged on the base 20, so that after the end part of the ground wire is connected with the ground wire port 12, the overlong part of the ground wire can be placed into the groove 21, the wire is inevitably contacted with a zero line or a live wire under the condition of not cutting the ground wire, the process of cutting the ground wire can be omitted, and the production cost is reduced. Moreover, when the cable is pulled by external force, the part of the ground wire in the groove 21 can play a role in buffering, so that the ground wire is the last broken wire, and the safety is ensured.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the orientation words such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a reverse description, these orientation words do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of the present invention should not be construed as being limited.

Claims (10)

1. A switching device, comprising:

the cable comprises a fire wire port (11), a ground wire port (12) and a zero line port (13), wherein the fire wire port (11) is used for connecting a fire wire of a cable, the ground wire port (12) is used for connecting a ground wire of the cable, and the zero line port (13) is used for connecting a zero line of the cable;

base (20), firewire port (11), ground wire port (12) and zero line port (13) interval sets up on base (20), recess (21) have on base (20), recess (21) are used for holding ground wire end with unnecessary part after ground wire port (12) are connected.

2. The switchgear device according to claim 1, characterized in that said base (20) has a wire inlet (22) for passing said cable, said wire inlet (22) being arranged towards said ground port (12), said groove (21) being located between said wire inlet (22) and said ground port (12).

3. The switching device according to claim 1, further comprising:

an auxiliary structure (30), wherein the auxiliary structure (30) is detachably arranged on the base (20), and a part of the auxiliary structure (30) is used for being in limit fit with a ground wire positioned in the groove (21).

4. A switching device according to claim 3, characterized in that said auxiliary structure (30) comprises:

a main body (31), the main body (31) being detachably provided on the base (20);

the limiting part (32) is arranged on one side, facing the base (20), of the main body (31) in a protruding mode, and the end portion of the limiting part (32) is used for being in limiting fit with a ground wire located in the groove (21).

5. The switching device according to claim 4, wherein the two limiting members (32) are provided, the two limiting members (32) are arranged on the main body (31) at intervals, and the two limiting members (32) limit the ground wire together.

6. The switch device according to claim 5, wherein the limiting member (32) comprises a rod (33) and a protruding point (34) protruding from one side of the rod (33), and the protruding points (34) on the two rods (33) are arranged opposite to each other; the salient point (34) is used for being abutted against the ground wire, and the rod body (33) has elasticity.

7. A switching device according to claim 4, characterized in that the end of the limiting member (32) has a limiting groove, the inner wall of which is adapted to abut against a ground wire located in the recess (21).

8. The switching device according to claim 1, further comprising:

upper cover (40), upper cover (40) detachably sets up on base (20), upper cover (40) have three trompil, three the trompil with fire line port (11), ground wire port (12) with zero line port (13) one-to-one sets up.

9. The switching device according to claim 8, further comprising:

panel (50), panel (50) detachably set up on base (20), panel (50) have first dodge the mouth, a part of structure of upper cover (40) is followed first dodge mouthful wear out panel (50).

10. The switching device according to claim 8, wherein the upper cover (40) has a second escape opening, the switching device further comprising:

the operating piece (60) is movably arranged on the base (20) to be powered on or powered off, and a part of the structure of the operating piece (60) penetrates out of the upper cover (40) from the second avoidance port.

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