WO2018072090A1 - Ground mounting device - Google Patents

Abstract

A ground mounting device (100), comprising: a shell (10), provided with through holes (11) passing through two ends of the shell (10), the through holes (11) comprising a first through hole (111) and a second through hole (112), the inner diameter of the first through hole (111) being greater than that of the second through hole (112); an elastic assembly(20) disposed in the through holes (11) of the shell (10) and comprising a connecting rod (21) and an elastic element (23), the connecting rod (21) comprising a connecting part (211), and an abutting part (212) and a first extending part (213) which are respectively located at two ends of the connecting part (211), the elastic element (23) being sleeved on the connecting part (211), the abutting part (212) being abutted against the elastic element (23) to prevent the elastic element (23) from falling off, the inner diameter of the elastic element (23) being greater than that of the second through hole (112), the connecting part (211) being located in the first through hole (111) of the shell (10), and the first extending part (213) being retractably inserted in the second through hole (112) of the shell (10) by using the abutting part (212) to be abutted against the elastic element (23); and a fixing element (30) provided at one end of the second through hole (112) of the shell (10) and detachably connected to the first extending part (213) when the elastic element (23) is in a compressed state, so as to fix a grounding terminal (201) of a a grounding wire (200) of corresponding shape between one end of the second through hole (112) and the fixing element (30).

Description

Grounding installation device

[Technical Field]

The utility model relates to the technical field of electromechanical devices, in particular to a grounding installation device.

 【Background technique】

With the development of communication equipment, equipment integration applications are also increasing, the installation distance between communication equipment is small, and the installation space is small; especially after the mobile communication equipment is installed as a whole, there is not enough assembly and maintenance space on the rear and side. A single equipment module needs to be pulled out for maintenance and testing through drawers. In addition, the cable connectors are usually connected by bayonet, and the grounding wires of the equipment are connected by common threaded holes, studs or knob terminals, making it difficult to disassemble and operate in a small space, production assembly, commissioning and maintenance. low efficiency.

 [Summary of the Invention]

The technical problem mainly solved by the utility model is to provide a grounding installation device, which can realize the grounding line of the blind insertion equipment in a small space, and can be quickly installed, debugged and maintained.

In order to solve the above technical solution, the technical solution provided by the present invention is to provide a grounding installation device, wherein the grounding installation device includes:

a through hole extending through the two ends of the housing, the through hole includes a first through hole and a second through hole, and an inner diameter of the first through hole is larger than an inner diameter of the second through hole;

The elastic component is disposed in the through hole of the casing, and includes a connecting rod and an elastic member, the connecting rod includes a connecting portion, a resisting portion respectively located at two ends of the connecting portion, and a first extending portion, wherein the connecting portion The elastic member is sleeved on the connecting portion, the abutting portion abuts the elastic member to prevent the elastic member from falling off, and the inner diameter of the elastic member is larger than the inner diameter of the second through hole, wherein The connecting portion is located in the first through hole of the casing, and the first extending portion is telescopically inserted into the second through hole of the casing by the abutting portion against the elastic member The diameter of the abutting portion is the same as the inner diameter of the first through hole, and the diameter of the connecting portion is the same as the inner diameter of the second through hole;

a fixing member disposed at one end of the second through hole of the housing, and detachably connected to the first extending portion when the elastic member is in a compressed state, in the second through hole Fixing a grounding terminal of a correspondingly shaped grounding wire between one end of the fixing member and the fixing member;

a gasket disposed between the ground terminal and the fixing member to abut the ground terminal.

Wherein, the first extending portion includes two sides that are relatively parallel, and a connecting surface between the two side surfaces defines at least one chamfered surface, and the fixing member opens a matching hole to receive and under pressure The first extension is fixed.

Wherein the fixing member further comprises a first stud, a first circular hole penetrating the first extending portion is opened between the two sides, and two fixing surfaces of the fixing member face the first extending portion Two symmetrical flanges are disposed on the side edges, and the two flanges define corresponding threaded holes, and the first stud sequentially passes through the threaded holes, the first circular hole and the threaded hole, thereby An extension is coupled to the fixture.

a first circular hole penetrating the first extending portion is defined between the two side surfaces, and the fixing member is provided with two opposite flanges at edges of the two sides of the surface of the first extending portion. The two flanges are respectively provided with a stud in a direction close to each other, and the two studs are received in the first circular hole under pressure, thereby the first extension portion and the The fixture is connected.

A second circular hole extending through the first extending portion is defined between the two sides, and the second circular hole is used for placing the grounding terminal.

The grounding mounting device further includes a chassis and a first nut, and the housing is provided with a receiving hole;

The outer surface of the housing includes a first end and a second end, wherein the first end is disposed at a corresponding end of the first through hole, and the first end is configured to match the first nut An external thread, the receiving hole is sleeved on the first end; the second end is disposed at a corresponding end of the second through hole, and an outer diameter of the second end is larger than an inner diameter of the receiving hole And clamping the chassis with the first nut, and fixing the chassis to the housing by rotating the first nut.

The grounding mounting device further includes a second nut, the connecting rod further includes a second extending portion, the second extending portion is disposed at an end of the abutting portion away from the connecting portion, the second extension An outer surface of the portion is provided with an external thread matching the second nut, and a connecting terminal of the connecting wire is disposed between the second nut and the abutting portion, and the second nut is rotated by rotating the second nut A connection terminal is fixed to the second extension.

The grounding mounting device further includes a second stud, one side of the abutting portion is provided with a protrusion, and the surface of the protrusion away from the connecting portion is opened along an extending direction of the abutting portion a blind hole, the blind hole is provided with an internal thread matched with the second stud, and the connection terminal of the connection line is placed on the second stud, and the second stud is placed by rotation In the blind hole, a connection terminal of the connection line is fixed between the second stud and the protrusion.

In order to solve the above technical solution, another technical solution provided by the present invention is to provide a grounding mounting device, and the grounding mounting device includes:

a through hole extending through the two ends of the housing, the through hole includes a first through hole and a second through hole, and an inner diameter of the first through hole is larger than an inner diameter of the second through hole;

The elastic component is disposed in the through hole of the casing, and includes a connecting rod and an elastic member, the connecting rod includes a connecting portion, a resisting portion respectively located at two ends of the connecting portion, and a first extending portion, wherein the connecting portion The elastic member is sleeved on the connecting portion, the abutting portion abuts the elastic member to prevent the elastic member from falling off, and the inner diameter of the elastic member is larger than the inner diameter of the second through hole, wherein The connecting portion is located in the first through hole of the casing, and the first extending portion is telescopically inserted into the second through hole of the casing by the abutting portion against the elastic member in;

a fixing member disposed at one end of the second through hole of the housing, and detachably connected to the first extending portion when the elastic member is in a compressed state, in the second through hole A grounding terminal of a correspondingly shaped grounding wire is fixed between one end of the fixing member and the fixing member.

The diameter of the abutting portion is the same as the inner diameter of the first through hole, and the diameter of the connecting portion is the same as the inner diameter of the second through hole.

Wherein, the first extending portion includes two sides that are relatively parallel, and a connecting surface between the two side surfaces defines at least one chamfered surface, and the fixing member opens a matching hole to receive and under pressure The first extension is fixed.

Wherein the fixing member further comprises a first stud, a first circular hole penetrating the first extending portion is opened between the two sides, and two fixing surfaces of the fixing member face the first extending portion Two symmetrical flanges are disposed on the side edges, and the two flanges define corresponding threaded holes, and the first stud sequentially passes through the threaded holes, the first circular hole and the threaded hole, thereby An extension is coupled to the fixture.

a first circular hole penetrating the first extending portion is defined between the two side surfaces, and the fixing member is provided with two opposite flanges at edges of the two sides of the surface of the first extending portion. The two flanges are respectively provided with a stud in a direction close to each other, and the two studs are received in the first circular hole under pressure, thereby the first extension portion and the The fixture is connected.

A second circular hole extending through the first extending portion is defined between the two sides, and the second circular hole is used for placing the grounding terminal.

The grounding mounting device further includes a gasket disposed between the grounding terminal and the fixing member to abut the grounding terminal.

The grounding mounting device further includes a chassis and a first nut, and the housing is provided with a receiving hole;

The outer surface of the housing includes a first end and a second end, wherein the first end is disposed at a corresponding end of the first through hole, and the first end is configured to match the first nut An external thread, the receiving hole is sleeved on the first end; the second end is disposed at a corresponding end of the second through hole, and an outer diameter of the second end is larger than an inner diameter of the receiving hole And clamping the chassis with the first nut, and fixing the chassis to the housing by rotating the first nut.

The grounding mounting device further includes a second nut, the connecting rod further includes a second extending portion, the second extending portion is disposed at an end of the abutting portion away from the connecting portion, the second extension An outer surface of the portion is provided with an external thread matching the second nut, and a connecting terminal of the connecting wire is disposed between the second nut and the abutting portion, and the second nut is rotated by rotating the second nut A connection terminal is fixed to the second extension.

The grounding mounting device further includes a second stud, one side of the abutting portion is provided with a protrusion, and the surface of the protrusion away from the connecting portion is opened along an extending direction of the abutting portion a blind hole, the blind hole is provided with an internal thread matched with the second stud, and the connection terminal of the connection line is placed on the second stud, and the second stud is placed by rotation In the blind hole, a connection terminal of the connection line is fixed between the second stud and the protrusion.

The utility model has the beneficial effects that the grounding installation device provided by the utility model can realize the grounding line of the blind insertion equipment in a small space, can be quickly installed, debugged and maintained, and effectively saves the installation grounding line. Operation space and time.

 [Description of the Drawings]

1 is a cross-sectional view showing an embodiment of a grounding mounting device provided by the present invention;

2 is a top plan view of an embodiment of a grounding mounting device provided by the present invention;

3 is an exploded perspective view of the elastic component and the fixing member in the grounding mounting device shown in FIG. 2;

Figure 4 is a schematic view of another angle of the fixing member shown in Figure 2;

5 is an exploded perspective view of another embodiment of the grounding device of the present invention;

Figure 6 is a schematic view of another angle of the fixing member shown in Figure 5;

7 is an exploded perspective view of a resilient assembly and a second stud according to still another embodiment of the grounding mounting device provided by the present invention.

【detailed description】

The present invention will be described in detail below with reference to the accompanying drawings and embodiments.

Referring to FIG. 1 and FIG. 2 together, a grounding mounting device 100 for quickly mounting the grounding wire 200. The grounding mounting device 100 includes a housing 10, an elastic assembly 20, a fixing member 30, a gasket 40, and a chassis 50.

The housing 10 defines a through hole 11 extending through the two ends of the housing 10. The through hole 11 includes a first through hole 111 and a second through hole 112. The inner diameter of the first through hole 111 is larger than the inner diameter of the second through hole 112.

It can be understood that when the grounding wire 200 is used to implement the signal grounding function, the housing 10 is made of an insulating material so that the grounding terminal 201 of the grounding wire 200 is not electrically connected to the chassis 50; when the grounding wire 200 is used for safety When the grounding function is performed, the casing 10 is made of a metal material to perform safety grounding through the electrical conductivity of the casing 10.

The elastic component 20 is disposed in the through hole 11 of the housing 10 , and includes a connecting rod 21 and an elastic member 23 . The connecting rod 21 includes a connecting portion 211 , a resisting portion 212 at each end of the connecting portion 211 , and a first extending portion 213 . The elastic member 23 is sleeved on the connecting portion 211, and the resisting portion 212 abuts against the elastic member 23 to prevent the elastic member 23 from falling off. The inner diameter of the elastic member 23 is larger than the inner diameter of the second through hole 112, wherein the connecting portion 211 is located in the housing. In the first through hole 111 of the first through hole 111, the first extending portion 213 is telescopically inserted into the second through hole 112 of the housing 10 by the abutting portion 212 against the elastic member 23.

The diameter of the resisting portion 212 is the same as the inner diameter of the first through hole 111, and the diameter of the connecting portion 211 is the same as the inner diameter of the second through hole 112.

In the present embodiment, the elastic member 23 is a spring.

The fixing member 30 is disposed at one end of the second through hole 112 of the housing 10, and is detachably connected to the first extending portion 213 when the elastic member 23 is in a compressed state to be at one end of the second through hole 112 and the fixing member. The ground terminal 201 of the correspondingly shaped grounding wire 200 is fixed between 30.

It will be appreciated that the fastener 30 can be, but is not limited to, a handle.

Specifically, referring to FIG. 3 and FIG. 4 , the first extending portion 213 includes two side surfaces 2131 that are relatively parallel, and the connecting surface between the two side surfaces 2131 defines at least one chamfered surface 2132 , and the fixing member 30 defines a matching hole 31 to The first extension 213 is received and fixed under pressure.

In this embodiment, the matching hole 31 has a rectangular shape, and the connecting surface of the first extending portion 213 continuously forms three chamfered surfaces 2132, wherein the chamfered surface 2132 located in the middle is perpendicular to the extending direction of the first extending portion 213, thus, An extending portion 213 is inserted into the fitting hole 31. Under the action of the pressure, the chamfered surface 2132 located in the middle is parallel to the surface of the fixing member 30 facing the first extending portion 213, so that the first extending portion 213 can be fixed.

Further, the fixing member 30 includes a first stud 33, and a first circular hole 2133 extending through the first extending portion 213 is opened between the two side surfaces 2131, and the fixing member 30 faces the edge of both sides of the surface of the first extending portion 213. Two symmetrical flanges 35 are provided. The two flanges 35 define corresponding threaded holes 351. The threaded holes 351 are provided with internal threads matching the first studs 33. The first studs 33 are sequentially threaded through the threaded holes. The first circular hole 2133 and the other screw hole 351 are connected to the fixing member 30.

In other embodiments, referring to FIG. 5 and FIG. 6 , a first circular hole 2133 extending through the first extending portion 213 is defined between the two side surfaces 2131 , and the fixing member 30 faces the two sides of the surface of the first extending portion 213 . Two opposite flanges 35 are disposed at the edges, and two flanges 35 are respectively protruded from each other in a direction in which the two protrusions 36 are received. The two protrusions 36 are received in the first circular hole 2133 under pressure. Thereby, the first extension portion 213 is connected to the fixing member 30.

It can be understood that, in the case of no pressure, the two studs 36 face the first circular hole 2133 and are not inserted into the first circular hole 2133. Under the pressure, the two studs 36 are accommodated. In the first circular hole 2133.

It can be understood that the fixing member 30 can also be fixedly connected to the first extending portion 213 by other means.

Further, a second circular hole 2135 is formed through the first extending portion 213 between the two side surfaces 2131, and the second circular hole 2135 is for placing the grounding terminal 201.

It can be understood that the grounding terminal 201 of the grounding wire 200 can be directly hung on the first extending portion 213, that is, it is selected to be hung on the first extending portion 213 or inserted into the second circular hole 2135 according to the shape of the grounding terminal 201 of the grounding wire 200.

It can be understood that the first circular hole 2133 is arranged in parallel with the second circular hole 2135.

Further, the gasket 40 is placed between the grounding wire 200 and the fixing member 30 to abut the grounding terminal 201.

Referring to FIG. 1 again, the grounding device 100 further includes a chassis 50 and a first nut 60. The chassis 50 defines a receiving hole 51. The outer surface of the housing 10 includes a first end 12 and a second end 13, wherein the first The end 12 is disposed at a corresponding end of the first through hole 111. The first end 12 defines a thread matched with the first nut 60, and the receiving hole 51 is sleeved on the first end 12; the second end 13 is disposed in the second through hole. The corresponding end of the second end 13 has an outer diameter larger than the inner diameter of the receiving hole 51 to clamp the chassis with the first nut 60, and the housing 50 is fixedly coupled to the housing 10 by rotating the first nut 60.

In this embodiment, the outer surface of the housing 10 further includes a third end 15 connected to an end of the first end 12 away from the second end 13. The outer diameter of the third end 15 is smaller than the first end 12, The time during which the first nut 60 rotates can be reduced, thereby reducing the time for the chassis 50 to be fixedly coupled to the housing 10.

When the grounding wire 200 is used to implement the signal grounding function, the grounding device 100 and the circuit board (Printed) need to be connected through the connecting wire 300. Circuit Board, PCB) connection. Referring to FIG. 1 and FIG. 2 again, the grounding device 100 further includes a second nut 70. The connecting rod 21 further includes a second extending portion 215. The second extending portion 215 is disposed at an end of the resisting portion 212 away from the connecting portion 211. The outer surface of the second extending portion 215 is provided with an external thread matching the second nut 70. The connecting terminal 301 of the connecting wire 300 is placed between the second nut 70 and the abutting portion 212, and is connected by rotating the second nut 70. The connection terminal 301 of the wire 300 is fixed to the second extension portion 215.

Further, the grounding mounting device 100 further includes a resisting piece 80 disposed between the second nut 70 and the connecting terminal 301 to abut the connecting terminal 301.

In other embodiments, referring to FIG. 7 , the grounding mounting device 100 further includes a second stud 90 . One side of the abutting portion 212 is provided with a protrusion 2121 , and the surface of the protrusion 2121 away from the connecting portion 211 is resisted by 212 . A blind hole 2123 is defined in the extending direction, and an internal thread corresponding to the second stud 90 is opened in the blind hole 2123. The connecting terminal 301 of the connecting wire 300 is disposed on the second stud 90, and the second stud 90 passes through The rotation is received in the blind hole 2123 to fix the connection terminal 301 of the connection wire 300 between the second stud 90 and the protrusion 2121.

When the grounding device 100 is assembled, the chassis 50 is sleeved on the outer surface of the housing 10 and moved to the first end 12, and the first nut 60 is screwed to the first end 12 to fix the chassis 50 and the housing 10. The elastic member 23 is sleeved on the connecting portion 211 of the connecting rod 23 and inserted into the first through hole 111 of the housing 10, and the first extending portion 213 of the connecting rod 23 is inserted into the housing by compressing the elastic member 23. In the second through hole 112 of the 10, to expose the first extending portion 213; insert the grounding terminal 201 of the grounding wire 200 into the second circular hole 2135, or hang on the exposed first extending portion 213; The grounding terminal 201 of the grounding wire 200 is sleeved on the exposed first extending portion 213; the first extending portion 213 is further inserted into the matching hole of the fixing member 30, and the first extending portion 213 is fixed by the first stud 33. The member 30 is connected, and the chamfered surface 2132 located in the middle is parallel with the surface of the fixing member 30 toward the first extending portion 213 by pressure to fix the first extending portion 213; the connecting rod 21 and the fixing member 30 are loosened due to elasticity. The elastic action of the member 23, the ground terminal 201 of the grounding wire 200 is clamped to the gasket 40 and the housing 10 12 between the ends.

Different from the prior art, the grounding installation device 100 provided by the utility model can realize the blind insertion device grounding wire 200 in a small space, and can be quickly installed, debugged and maintained, thereby effectively saving the operation space and time for installing the grounding wire 200.

The above is only the embodiment of the present invention, and thus does not limit the scope of the patent of the present invention. Any equivalent structure or equivalent process transformation made by using the description of the utility model and the drawings, or directly or indirectly applied to other The related technical fields are all included in the scope of patent protection of the present invention.

Claims (18)

A grounding mounting device, wherein the grounding mounting device comprises: a through hole extending through the two ends of the housing, the through hole includes a first through hole and a second through hole, and an inner diameter of the first through hole is larger than an inner diameter of the second through hole; The elastic component is disposed in the through hole of the casing, and includes a connecting rod and an elastic member, the connecting rod includes a connecting portion, a resisting portion respectively located at two ends of the connecting portion, and a first extending portion, wherein the connecting portion The elastic member is sleeved on the connecting portion, the abutting portion abuts the elastic member to prevent the elastic member from falling off, and the inner diameter of the elastic member is larger than the inner diameter of the second through hole, wherein The connecting portion is located in the first through hole of the casing, and the first extending portion is telescopically inserted into the second through hole of the casing by the abutting portion against the elastic member The diameter of the abutting portion is the same as the inner diameter of the first through hole, and the diameter of the connecting portion is the same as the inner diameter of the second through hole; a fixing member disposed at one end of the second through hole of the housing, and detachably connected to the first extending portion when the elastic member is in a compressed state, in the second through hole Fixing a grounding terminal of a correspondingly shaped grounding wire between one end of the fixing member and the fixing member; a gasket disposed between the ground terminal and the fixing member to abut the ground terminal. The grounding mounting device according to claim 1, wherein The first extending portion includes two sides that are relatively parallel, and the connecting surface between the two side surfaces defines at least one chamfered surface, and the fixing member opens a matching hole to receive and fix under pressure The first extension is described. The grounding mounting device according to claim 2, wherein The fixing member further includes a first stud, and a first circular hole penetrating the first extending portion is defined between the two sides, and the fixing member faces the two sides of the surface of the first extending portion Two symmetric flanges are disposed on the edge, and the two flanges define corresponding threaded holes, and the first stud sequentially passes through the threaded hole, the first circular hole and the threaded hole, thereby the first extension The portion is connected to the fixing member. The grounding mounting device of claim 2 wherein: a first circular hole penetrating the first extending portion is disposed between the two sides, and the fixing member is provided with two opposite flanges toward the edges of the two sides of the surface of the first extending portion, two The flanges are respectively provided with a protrusion in a direction close to each other, and the two protrusions are received in the first circular hole under pressure, thereby the first extension and the fixing Piece connection. The grounding mounting device according to claim 2, wherein A second circular hole penetrating the first extending portion is defined between the two sides, and the second circular hole is for placing the grounding terminal. The grounding mounting device according to claim 1, wherein The grounding mounting device further includes a chassis and a first nut, and the housing is provided with a receiving hole; The outer surface of the housing includes a first end and a second end, wherein the first end is disposed at a corresponding end of the first through hole, and the first end is configured to match the first nut An external thread, the receiving hole is sleeved on the first end; the second end is disposed at a corresponding end of the second through hole, and an outer diameter of the second end is larger than an inner diameter of the receiving hole And clamping the chassis with the first nut, and fixing the chassis to the housing by rotating the first nut. The grounding mounting device according to claim 1, wherein The grounding mounting device further includes a second nut, the connecting rod further includes a second extending portion, the second extending portion is disposed at an end of the abutting portion away from the connecting portion, and the second extending portion The outer surface is provided with an external thread matching the second nut, and a connecting terminal of the connecting wire is disposed between the second nut and the abutting portion, and the connecting terminal is rotated by rotating the second nut Fixed to the second extension. The grounding mounting device according to claim 1, wherein The grounding mounting device further includes a second stud, one side of the abutting portion is provided with a protrusion, and a surface of the protrusion away from the connecting portion is provided with a blind hole in a direction in which the abutting portion extends. An internal thread matching the second stud is disposed in the blind hole, and a connection terminal of the connection line is placed on the second stud, and the second stud is placed in the rotation by the rotation In the blind hole, the connection terminal of the connecting wire is fixed between the second stud and the protrusion. A grounding mounting device, wherein the grounding mounting device comprises: a through hole extending through the two ends of the housing, the through hole includes a first through hole and a second through hole, and an inner diameter of the first through hole is larger than an inner diameter of the second through hole; The elastic component is disposed in the through hole of the casing, and includes a connecting rod and an elastic member, the connecting rod includes a connecting portion, a resisting portion respectively located at two ends of the connecting portion, and a first extending portion, wherein the connecting portion The elastic member is sleeved on the connecting portion, the abutting portion abuts the elastic member to prevent the elastic member from falling off, and the inner diameter of the elastic member is larger than the inner diameter of the second through hole, wherein The connecting portion is located in the first through hole of the casing, and the first extending portion is telescopically inserted into the second through hole of the casing by the abutting portion against the elastic member in; a fixing member disposed at one end of the second through hole of the housing, and detachably connected to the first extending portion when the elastic member is in a compressed state, in the second through hole A grounding terminal of a correspondingly shaped grounding wire is fixed between one end of the fixing member and the fixing member. The grounding mounting device according to claim 9, wherein The diameter of the abutting portion is the same as the inner diameter of the first through hole, and the diameter of the connecting portion is the same as the inner diameter of the second through hole. The grounding mounting device according to claim 9, wherein The first extending portion includes two sides that are relatively parallel, and the connecting surface between the two side surfaces defines at least one chamfered surface, and the fixing member opens a matching hole to receive and fix under pressure The first extension is described. The grounding mounting device according to claim 11, wherein The fixing member further includes a first stud, and a first circular hole penetrating the first extending portion is defined between the two sides, and the fixing member faces the two sides of the surface of the first extending portion Two symmetric flanges are disposed on the edge, and the two flanges define corresponding threaded holes, and the first stud sequentially passes through the threaded hole, the first circular hole and the threaded hole, thereby the first extension The portion is connected to the fixing member. The grounding mounting device of claim 11 wherein: a first circular hole penetrating the first extending portion is disposed between the two sides, and the fixing member is provided with two opposite flanges toward the edges of the two sides of the surface of the first extending portion, two The flanges are respectively provided with a protrusion in a direction close to each other, and the two protrusions are received in the first circular hole under pressure, thereby the first extension and the fixing Piece connection. The grounding mounting device according to claim 11, wherein A second circular hole penetrating the first extending portion is defined between the two sides, and the second circular hole is for placing the grounding terminal. The grounding mounting device according to claim 9, wherein The grounding mounting device further includes a gasket disposed between the grounding terminal and the fixing member to abut the grounding terminal. The grounding mounting device according to claim 9, wherein The grounding mounting device further includes a chassis and a first nut, and the housing is provided with a receiving hole; The outer surface of the housing includes a first end and a second end, wherein the first end is disposed at a corresponding end of the first through hole, and the first end is configured to match the first nut An external thread, the receiving hole is sleeved on the first end; the second end is disposed at a corresponding end of the second through hole, and an outer diameter of the second end is larger than an inner diameter of the receiving hole And clamping the chassis with the first nut, and fixing the chassis to the housing by rotating the first nut. The grounding mounting device according to claim 9, wherein The grounding mounting device further includes a second nut, the connecting rod further includes a second extending portion, the second extending portion is disposed at an end of the abutting portion away from the connecting portion, and the second extending portion The outer surface is provided with an external thread matching the second nut, and a connecting terminal of the connecting wire is disposed between the second nut and the abutting portion, and the connecting terminal is rotated by rotating the second nut Fixed to the second extension. The grounding mounting device according to claim 9, wherein The grounding mounting device further includes a second stud, one side of the abutting portion is provided with a protrusion, and a surface of the protrusion away from the connecting portion is provided with a blind hole in a direction in which the abutting portion extends. An internal thread matching the second stud is disposed in the blind hole, and a connection terminal of the connection line is placed on the second stud, and the second stud is placed in the rotation by the rotation In the blind hole, the connection terminal of the connecting wire is fixed between the second stud and the protrusion.