CN204333473U - Safety Grounding Structure - Google Patents

Abstract

The utility model relates to a safe ground structure, include: the connecting assembly is connected with a grounded lead and fixed on the upper cover of the bottom plate; the current-conducting plate is arranged on the upper cover of the bottom plate and is electrically connected with the connecting component; the metal panel covers the upper cover of the bottom plate and is detachably connected with the connecting component; the connecting assembly comprises a wiring terminal and a clamping piece; the wiring terminal is used for connecting a grounded wire and is connected with the upper cover of the bottom plate and the clamping piece; the clamping piece is arranged on the upper cover of the bottom plate and is in contact with the current conducting plate. The utility model discloses a safety grounding structure prevents that accidental electric shock accident from taking place, has guaranteed the security performance of switch or socket.

Description

Safety Grounding Structure

technical field

The utility model relates to the electric industry, in particular to a safety grounding structure.

Background technique

A few days ago, my country's electrical chamber wall switches or sockets are all pursuing beautiful and high-end, and metal panels are becoming more and more mainstream, but many of them do not have safety grounding, or the grounding structure does not meet the grounding requirements in the national standard, which is likely to cause danger.

Utility model content

Aiming at the deficiencies of the prior art, the purpose of the utility model is to provide a safety grounding structure with reasonable structure and high safety.

In order to achieve the above object, the utility model adopts the following technical solutions:

A safety ground structure comprising:

floor cover;

A connection assembly, which is connected to the ground wire, and the connection assembly is fixed on the base plate cover;

a conductive plate, which is installed on the bottom plate cover and is electrically connected with the connecting component;

and a metal panel that covers the base plate and is detachably connected to the connection assembly;

The connection assembly includes a connection terminal and a clamping piece; the connection terminal is used for connecting a grounding wire, and the connection terminal is connected to the base plate cover and the clamping piece; the clamping piece is installed on the base plate cover, And in contact with the conductive plate.

Preferably, the base plate cover is fixed between the conductive plate and the metal panel; the base plate cover is provided with a groove; the groove wall of the groove is provided with a first through hole and a gap; the connecting assembly passes through the The first through hole is fixedly connected with the base plate cover; the connection assembly is in contact with the conductive plate through the gap; the groove is located on the side of the base plate cover facing the metal panel.

Preferably, the clamping piece is installed in the groove, and contacts the conductive plate through the gap; the clamping piece is provided with a second through hole for matching with the terminal.

Preferably, the connection terminal includes a terminal body and a protrusion, and the protrusion sequentially passes through the first through hole and the second through hole to fix the clamping member on the base plate cover.

Preferably, a slot matching the size of the terminal body is formed on the side of the bottom plate cover facing the conductive plate, and the end of the terminal body connected to the protrusion is inserted into the slot.

Preferably, the metal panel includes a cover body and a latch post fixedly connected to the cover body, and the latch post is detachably connected to the clamping member.

Preferably, a pre-tightening space is provided on the clamping member, and the bolt post is in interference fit with the pre-tightening space.

Preferably, the clamping member includes a clamping portion and a connecting portion integrally formed with the clamping portion; the clamping portion includes two oppositely disposed cards; the pre-tightening space is formed between the two cards.

Preferably, an accommodating cavity is defined on a side of the cover body facing the base plate cover.

Preferably, both the base plate cover and the conductive plate are installed in the accommodating cavity; the cover plate body and the pin post are integrally formed and fixed.

The beneficial effects of the utility model:

Compared with the prior art, the utility model achieves the effect of grounding by connecting the metal panel and the conductive plate with the grounding wire through the connection assembly, so as to ensure that when the switch or socket with the safety grounding structure described in the utility model leaks electricity, the The current is led to the earth to prevent accidental electric shock accidents and ensure the safety performance of the switch or socket.

Description of drawings

Fig. 1 is a schematic diagram of a safety grounding structure in an embodiment of the present invention;

Fig. 2 is an exploded schematic view of a safety grounding structure in an embodiment of the present invention;

Fig. 3 is A-A sectional view of Fig. 1;

Figure 4 is an enlarged view of part B of 2.

In the figure: 1, bottom plate cover; 10, groove; 101, first through hole; 102, notch; 2, conductive plate; 3, metal panel; 31, cover plate body; 32, pin post; 4, connection component ;41, terminal block; 411, terminal body; 412, protrusion; 42, clamping piece; 420, second through hole; 421, pre-tightening space; 422, clamping part; 423, connecting part; 424, card; 100, perforation.

Detailed ways

Below, in conjunction with accompanying drawing and specific embodiment, the utility model is described further:

Referring to FIG. 1 to FIG. 4 , a safety grounding structure described in this embodiment includes a base plate cover 1 , a conductive plate 2 , a metal panel 3 and a connecting component 4 . The conductive plate 2 is installed on the base plate cover 1 and is electrically connected with the connecting component 4 . The metal panel 3 is covered on the base plate cover 1 and connected with the connection assembly 4 in a detachable manner. The connection assembly 4 is connected to the ground wire, and the connection assembly 4 is fixed on the base plate cover 1 . Connect the metal panel 3 and the conductive plate 2 to the grounding wire through the connection assembly 4 to achieve the effect of grounding, so as to ensure that when the switch or socket with the safety grounding structure described in the present invention leaks, the current will be led to the ground to prevent accidents Electric shock accidents occur, ensuring the safety performance of the switch or socket. Preferably, the bottom cover 1 , the conductive plate 2 , and the metal panel 3 are respectively provided with a through hole 100 .

Referring to FIG. 2 and FIG. 3 together, the bottom cover 1 is fixed between the conductive plate 2 and the metal panel 3 . The base plate cover 1 is provided with a groove 10 for mounting on the connection assembly 4 . A first through hole 101 and a notch 102 are defined on the groove wall of the groove 10 . The connection assembly 4 is fixedly connected to the base plate cover 1 through the first through hole 101 . The connecting component 4 is in contact with the conductive plate 2 through the gap 102 . The groove 10 is located on the side of the base plate cover 1 facing the metal panel 3 .

Preferably, the bottom cover 1 and the conductive plate 2 are respectively provided with fastening holes (not shown in the figure), and the fastening holes on the bottom cover 1 and the fastening holes on the conductive plate 2 are aligned one by one. The base plate cover 1 and the conductive plate 2 can be fixedly connected by installing screws in the fixing holes. The conductive plate 2 can be made of iron.

The metal panel 3 includes a cover body 31 and a pin post 32 fixedly connected to the cover body 31 . The pin post 32 is detachably connected to the connection assembly 4 . The cover body 31 is provided with an accommodating cavity (not shown in the figure), and the base plate cover 1 and the conductive plate 2 are installed in the accommodating cavity. The pin post 32 is fixed on the cavity wall of the accommodating cavity, and extends in the accommodating cavity. Preferably, the cover body 31 and the pin post 32 are integrally formed and fixed.

The connection assembly 4 includes a connection terminal 41 and a clip 42 . The connecting terminal 41 is used for grounding wire connection, and the connecting terminal 41 is connected with the base plate cover 1 and the clamping member 42 . The clamping member 42 is installed on the base plate cover 1 and is in contact with the conductive plate 2 . A second through hole 420 matching with the connection terminal 41 is opened on the clamping member 42 .

Preferably, the connection terminal 41 includes a terminal body 411 and a protrusion 412 , and the protrusion 412 sequentially passes through the first through hole 101 and the second through hole 420 to fix the clip 42 on the base plate cover 1 . The engaging member 42 is installed in the groove 10 and contacts the conductive plate 2 through the gap 102 . A pre-tightening space 421 is defined on the clamping member 42 , and the bolt post 32 is in interference fit with the pre-tightening space 421 . The latch post 32 is inserted into the clamping piece 42 to detachably connect the metal panel 3 to the clamping piece 42 through the clamping force of the clamping piece 42 . Both the clamping member 42 and the connecting terminal 41 can be electrical conductors. Preferably, a slot (not shown) matching the size of the terminal body 411 is provided on the side of the base plate cover 1 facing the conductive plate 2 , and the end of the terminal body 411 connected to the protrusion 412 inserted into the slot. The connection terminal 41 is in a fully positioned state through the slot.

Referring to FIG. 4 , the clamping member 42 includes a clamping portion 422 and a connecting portion 423 integrally formed with the clamping portion 422 . The engaging portion 422 includes two oppositely disposed cards 424 . The preload space 421 is formed between the two cards 424 . The latch post 32 is inserted into the pre-tightening space 421 between the two cards 424 , and the latch post 32 is clamped by the two cards 424 . The connecting portion 423 is installed in the groove 10 and attached to the bottom wall of the groove 10 , and the second through hole 420 is opened on the connecting portion 423 .

The conductive plate 2 of the utility model, the base plate cover 1 and the connection assembly 4 are combined and fixed on the wall, and then the metal panel 3 is covered, so that the bolt post 32 on the metal panel 3 is inserted into the pre-tightening space 421 of the clip 42 Inside, the bolt post 32 on the metal panel 3 is clamped by the clamping piece 42 . At this time, the metal panel 3 and the conductive plate 2 are connected to the grounded wire through the connection component 4, so as to realize the conduction between the metal panel 3 and the conductive plate 2 and the ground, so as to ensure that when the switch or socket leaks, the current is led to the ground to prevent accidents Electric shock accidents occur, ensuring the safety performance of the switch or socket.

For those skilled in the art, various other corresponding changes and deformations can be made according to the technical solutions and ideas described above, and all these changes and deformations should fall within the protection scope of the claims of the present utility model.

Claims (10)

1. safety ground structure, is characterized in that, comprising:

Base plate upper cover;

Coupling assembling, it is connected with the wire of ground connection, and this coupling assembling is fixed on base plate and covers;

Conductive plate, it is arranged on base plate and covers, and is electrically connected with coupling assembling;

And metal decking, it covers on base plate and covers, and is connected removably with coupling assembling;

Described coupling assembling comprises binding post and shackle member; Described binding post is used for being connected with the wire of ground connection, and this binding post is all connected with base plate upper cover and shackle member; This shackle member is arranged on described base plate and covers, and and conductive plate.

2. safety ground structure according to claim 1, is characterized in that, described base plate upper cover is fixed between conductive plate and metal decking; This base plate covers and offers groove; The cell wall of this groove offers the first through hole and breach; Described coupling assembling is fixedly connected with base plate upper cover by this first through hole; This groove is positioned at base plate upper cover towards on the side of metal decking.

3. safety ground structure according to claim 2, is characterized in that, described shackle member is installed in described groove, and contacts with conductive plate through described breach; This shackle member offers the second through hole coordinated with binding post.

4. safety ground structure according to claim 3, is characterized in that, described binding post comprises terminal body and projection, and described shackle member is fixed on base plate through the first through hole and the second through hole and covers by this projection successively.

5. safety ground structure according to claim 4, is characterized in that, described base plate upper cover offers the draw-in groove with described terminal body size adaptation on the side of conductive plate, and the end that described terminal body is connected with projection is interted in this draw-in groove.

6. safety ground structure according to claim 1, is characterized in that, described metal decking comprises cover board body and the latch post affixed with cover board body, and this latch post and described shackle member removably connect.

7. safety ground structure according to claim 6, is characterized in that, described shackle member offers pre-compact space, described latch post and pre-compact space interference fit.

8. safety ground structure according to claim 7, is characterized in that, described shackle member comprises Access Division and connecting portion integrated with Access Division; Described Access Division comprises two cards be oppositely arranged; Described pre-compact space is formed between these two cards.

9. safety ground structure according to claim 6, is characterized in that, described cover board body offers a containing cavity on a side of base plate upper cover.

10. safety ground structure according to claim 9, is characterized in that, described base plate upper cover and conductive plate are all installed in containing cavity; Described cover board body and latch post one-body molded fixing.