CN211743429U

CN211743429U - Grounding cabinet

Info

Publication number: CN211743429U
Application number: CN202020543043.5U
Authority: CN
Inventors: 申望屏; 秦雪林; 徐久志; 王克田
Original assignee: Shenzhen Xiongtao Lithium Electricity Co ltd
Current assignee: Shenzhen Xiongtao Lithium Electricity Co ltd
Priority date: 2020-04-13
Filing date: 2020-04-13
Publication date: 2020-10-23
Anticipated expiration: 2030-04-13

Abstract

The application relates to a grounding cabinet, and belongs to the technical field of electric power grounding. The grounding cabinet comprises a cabinet body, a plurality of layers of cabinets arranged in the cabinet body and joints arranged on the inner wall of one side of the cabinet body, wherein the number of the joints is one less than that of the cabinets; the adjacent joints are electrically connected through a first lead; the case is correspondingly and electrically connected with the joint through a second lead; the joint close to the bottom surface of the cabinet body is electrically connected with the grounding copper bar through a third lead; the joint comprises a shell, a bus piece arranged in the shell and a plurality of elastic pieces arranged in the shell and with one ends exposed, wherein the elastic pieces are connected with the bus piece in an abutting mode. This application collects a wire with the earth connection of quick-witted case through the joint on for quick-witted incasement portion walks the line conveniently simple, does not influence pleasing to the eye and maneuverability of quick-witted case again, and it is high to connect the reliability, and the plug is convenient moreover, has strengthened the convenience of ground connection rack device equipment with the maintenance.

Description

Grounding cabinet

Technical Field

The utility model belongs to the technical field of electric power ground connection, especially, relate to a ground connection rack.

Background

Reliable and technical electrical connection of parts of electrical equipment to a grounding body by means of a grounding wire is called grounding, for example, grounding of metal housings of motors, transformers and switchgear. When the electric equipment leaks electricity, the shell, the bracket and other metal parts connected with the shell and the bracket present voltage, and if people touch the electrified parts accidentally, an electric shock accident can happen. The purpose of grounding is to ensure the normal operation of electrical equipment and the safety of human beings, and in order to achieve the purpose, the grounding device must be very reliable.

The grounding is to connect the neutral point of the power system and the electrical device, the exposed conductive part of the electrical equipment and the conductive part outside the device with the ground through conductors, in order to prevent the equipment from being electrified due to insulation damage, personal safety is endangered, current normally flows through the grounding electrode for a long time, but the current is only unbalanced from a few amperes to dozens of amperes, and the reliable grounding provides a uniform platform for the system.

The existing power equipment grounding method mostly adopts a plurality of wire harnesses to serially connect the chassis end to realize unified grounding, but if one of the wire faults occurs, all the chassis connected in series in front are not grounded any more, so that serious safety accidents are easily caused, and the existing power equipment grounding method can cause unevenness or sundries in the specific lapping process, so that the lapping surface can not be completely laminated, therefore, the grounding effect can be influenced, meanwhile, the wire harnesses can be blocked on the front panel of the chassis, and the attractiveness and operability of the chassis are influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a grounding machine cabinet, grounding machine cabinet connects and unitedly collects a wire with the earth connection of quick-witted case through a plurality of joints to earth connection overlap joint unevenness, grounding effect are poor, beautifully spend poor and maintenance operation complicacy scheduling problem among the solution prior art.

In order to achieve the above object, the utility model discloses a following technical scheme realizes:

a grounding cabinet comprises a cabinet body, a plurality of layers of cabinets arranged in the cabinet body and connectors arranged on the inner wall of one side of the cabinet body, wherein the number of the connectors is one less than that of the cabinets;

the adjacent joints are electrically connected through a first lead; the case is correspondingly and electrically connected with the joint through a second lead; the joint close to the bottom surface of the cabinet body is electrically connected with the grounding copper bar through a third wire, so that all the cases in the cabinet body are grounded;

the connector comprises a shell, a bus bar arranged in the shell and a plurality of elastic pieces arranged in the shell and with one exposed end, wherein the elastic pieces are connected with the bus bar in an abutting mode, and therefore the elastic pieces are electrically connected with each other through the bus bar.

Preferably, the shell is of a symmetrical structure and comprises a main plate body and two side plates vertically extending from two side edges of the main plate body, wherein the side plates are in a right trapezoid shape; the shell further comprises a first inclined plate and a straight plate, the first inclined plate extends inwards and vertically from the inclined edge of the right trapezoid, the straight plate is connected with the inclined edge of the inner side of the first inclined plate, the straight plate is perpendicular to the main plate body, and a gap for containing the confluence piece is formed between the straight plate and the main plate body; the shell further comprises a second inclined plate arranged between the two straight plates, and two ends of the bottom edge (namely the edge which is vertically closer to the main plate body) of the second inclined plate are respectively abutted against end angles of the two straight plates; the casing also comprises a first flat plate which is connected with the top edge of the first inclined plate (namely the edge which is far from the main plate body in the vertical direction) and is vertically arranged with the main plate body, and a second flat plate which is connected with the top edge of the second inclined plate and is vertically arranged with the main plate body.

Preferably, the confluence piece is arranged on the inner side surface of the main plate body, and one side surface of the confluence piece is respectively abutted with one side edge of the straight plate and the bottom edge of the second inclined plate; a first cavity is formed among the first inclined plate, the confluence plate, the side plate and the straight plate, and a second cavity is formed among the second inclined plate, the confluence plate and the two straight plates; the first cavity and the second cavity are used for accommodating the elastic sheet.

Preferably, the elastic sheet comprises a first plate surface and a second plate surface which are connected in a V shape, and the elastic sheet is respectively matched with the first cavity and the second cavity. The elastic sheet can be completely attached to the first cavity and the second cavity through the elastic sheet, the first cavity and the second cavity.

Preferably, the elastic pieces comprise a first elastic piece placed in one of the first chambers, a second elastic piece placed in the other of the first chambers, and a third elastic piece placed in the second chamber.

Preferably, in two adjacent connectors, the first lead is connected between the third elastic piece of one connector and the first elastic piece of the other connector; the second conducting wires are correspondingly connected between the case and the second elastic sheets; the third conducting wire is connected between the third elastic sheet on the joint close to the bottom surface of the cabinet body and the grounding copper bar; it should be noted that the first elastic sheet and the second elastic sheet on the joint close to the top surface of the cabinet body are respectively connected with different cases through the second wires.

Preferably, one side of the first plate surface is exposed out of the first cavity or the second cavity, so as to be conveniently connected with the first lead, the second lead or the third lead.

Preferably, one side of the second plate surface abuts against the first flat plate or the second flat plate, so that the elastic sheet is clamped in the first cavity or the second cavity.

Preferably, the joint of the first inclined plate and the first flat plate and the joint of the second inclined plate and the second flat plate are provided with openings, so that the elastic sheet can be taken out conveniently by using a specific tool.

Preferably, the spring plate is connected with the second lead and the third lead through soldering respectively, and the second lead is connected with the case, and the third lead is connected with the ground copper bar through lugs; and two ends of the first lead are connected with the elastic sheet through soldering.

The utility model provides an among the technical scheme, following beneficial effect has:

1. the connector is arranged corresponding to the case, and the second elastic sheet on the connector is correspondingly connected with the case through the second wire, so that even if one part of the second wire connected with the case fails, the grounding effect of other cases cannot be influenced.

2. The joint is provided with an elastic sheet; openings are formed in the connecting position of the first inclined plate and the first flat plate and the connecting position of the second inclined plate and the second flat plate, and the elastic sheets can be taken out conveniently by using a specific tool due to the arrangement of the openings; the elastic sheet is connected with the wires, so that the connection reliability is high, the plugging and the unplugging are convenient, any one wire can be taken out independently, and the convenience in assembling and maintaining the grounding cabinet device is enhanced.

3. Through setting up the joint, will the earth connection of quick-witted case finally collects on a wire, the setting up of joint makes quick-witted incasement portion walk the line convenient, does not influence quick-witted case aesthetic measure and maneuverability.

4. The connector structure is simple, low in cost, good in machinability, convenient to mount, stable and reliable.

Drawings

Fig. 1 is a schematic structural diagram of a grounding cabinet according to an embodiment of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

fig. 3 is an exploded view of the structure of the connector in the grounded cabinet of fig. 1;

fig. 4 is a schematic structural diagram of the elastic sheet in the grounding cabinet of fig. 1.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, if directional indications (such as upper, lower, left, right, front, back, top and bottom … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The grounding cabinet of the application connects the grounding wire of the case through the plurality of connectors and collects the grounding wire to one wire in a unified mode, and the problems that the grounding wire is not flat in lap joint, poor in grounding effect, poor in attractiveness, complex in maintenance and operation and the like in the prior art can be effectively solved.

As shown in fig. 1 and 2, the utility model provides a grounding cabinet, which comprises a cabinet body 1, a plurality of layers of cabinets 2 arranged inside the cabinet body 1, and joints 3 arranged on the inner wall of one side of the cabinet body 1, wherein the number of the joints 3 is one less than that of the cabinets 2;

the adjacent joints 3 are electrically connected through first leads 4; the case 2 is correspondingly electrically connected with the joint 3 through a second lead 5; the joint 3 close to the bottom surface of the cabinet body 1 is electrically connected with a grounding copper bar (not marked in the figure) through a third lead 6, so that all the cases 2 in the cabinet body 1 are grounded;

as shown in fig. 3, the connector 3 includes a housing 31, a bus bar 32 disposed inside the housing 31, and a plurality of spring pieces 33 disposed inside the housing 31 and having one end exposed, wherein the spring pieces 33 are abutted against the bus bar 32, so that the spring pieces 33 are electrically connected to each other through the bus bar 32.

As a preferred embodiment, the housing 31 is a symmetrical structure, and includes a main plate body 311, two side plates 312 vertically extending from two side edges of the main plate body 311, and the side plates 312 are in a right trapezoid shape; the housing 31 further includes a first inclined plate 313 extending inward and vertically from the inclined side of the right trapezoid, and a straight plate 314 connected to the inclined side of the inner side of the first inclined plate 313, wherein the straight plate 314 is perpendicular to the main plate body 311, and a gap for accommodating the bus bar 32 is provided between the straight plate 314 and the main plate body 311; the housing 31 further includes a second inclined plate 315 disposed between the two straight plates 314, and two ends of a bottom side (i.e., a side perpendicular to the main plate 311 and closer to the main plate 311) of the second inclined plate 315 are respectively abutted to end corners of the two straight plates 314; the housing 31 further includes a first flat plate 316 connected to a top edge of the first inclined plate 313 (i.e., an edge that is vertically distant from the main plate body) and vertically disposed with respect to the main plate body 311, and a second flat plate 317 connected to a top plate of the second inclined plate 315 and vertically disposed with respect to the main plate body 311.

In a preferred embodiment, the manifold piece 32 is disposed on the inner side surface of the main plate body 311, and one side surface of the manifold piece 32 is respectively abutted against one side edge of the straight plate 314 and the bottom edge of the second inclined plate 315; the first inclined plate 313, the bus bar 32, the side plate 312 and the straight plate 314 form a first chamber 100 therebetween, and the second inclined plate 315, the bus bar 32 and the two straight plates 314 form a second chamber (not shown). The first cavity 100 and the second cavity are used for accommodating the elastic sheet 33.

As shown in fig. 4, as a preferred embodiment, the elastic sheet 33 includes a first board 331 and a second board 332 connected in a V shape, and the elastic sheet 33 is respectively adapted to the first chamber 100 and the second chamber. The elastic sheet 33 can be completely attached to the first cavity 100 and the second cavity through the elastic sheet 33 and the first cavity 100 and the second cavity.

As a preferred embodiment, the elastic pieces 33 include a first elastic piece 10 placed in one of the first cavities 100, a second elastic piece 20 placed in the other of the first cavities 100, and a third elastic piece 30 placed in the second cavity.

As a preferred embodiment, in two adjacent connectors 3, the first lead 4 is connected between the third elastic piece 30 of one connector 3 and the first elastic piece 10 of the other connector 3; the second lead 5 is correspondingly connected between the case 2 and the second elastic sheet 20; the third conducting wire 6 is connected between the third elastic sheet 30 on the joint 3 close to the bottom surface of the cabinet body 1 and the grounding copper bar; it should be noted that the first elastic sheet 10 and the second elastic sheet 20 on the connector 3 close to the top surface of the cabinet 1 are respectively connected to different cases 2 through the second wires 5.

In a preferred embodiment, one side of the first plate 331 is exposed to the first cavity 100 or the second cavity, so as to be connected to the first lead 4, the second lead 5 or the third lead 6.

In a preferred embodiment, one side of the second plate 332 abuts against the first plate 316 or the second plate 317, so that the elastic piece 33 is engaged with the first chamber 100 or the second chamber.

In a preferred embodiment, the connection between the first inclined plate 313 and the first flat plate 316 and the connection between the second inclined plate 315 and the second flat plate 317 are provided with openings 7, which facilitates the removal of the resilient tab 33 with a specific tool.

As a preferred embodiment, the elastic sheet 33 is connected to the second lead wire 5 and the third lead wire 6 by soldering, and the second lead wire 6 is connected to the chassis 2, and the third lead wire 6 is connected to the ground copper bar by lugs (not shown); both ends of the first lead 4 are connected to the spring plate 33 by soldering.

The utility model provides a joint design sets up simply, collects a wire with the earth connection of quick-witted case through the joint for quick-witted incasement portion walks the line convenient simple, does not influence pleasing to the eye and maneuverability of quick-witted case again. The joint is separately connected with the case through the second wire, and even if the second wire of the case of the connecting part fails, the grounding effect and normal use of other cases cannot be influenced. This application is connected through shell fragment and wire, and connection reliability is high, and the plug is convenient moreover, can take out an arbitrary wire wherein alone, fine reinforcing the convenience of ground connection rack device equipment and maintenance.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims

1. An earthed cabinet, characterized in that: the intelligent cabinet comprises a cabinet body, a plurality of layers of cabinets arranged in the cabinet body and joints arranged on the inner wall of one side of the cabinet body, wherein the number of the joints is one less than that of the cabinets;

the adjacent joints are electrically connected through a first lead; the case is correspondingly and electrically connected with the joint through a second lead; the joint close to the bottom surface of the cabinet body is electrically connected with the grounding copper bar through a third lead;

the joint comprises a shell, a bus piece arranged in the shell and a plurality of elastic pieces arranged in the shell and with one ends exposed, wherein the elastic pieces are connected with the bus piece in an abutting mode.

2. The grounding cabinet of claim 1, wherein: the shell is of a symmetrical structure and comprises a main plate body and two side plates vertically extending from two side edges of the main plate body, wherein the side plates are in a right-angled trapezoid shape; the shell further comprises a first inclined plate and a straight plate, the first inclined plate extends inwards and vertically from the inclined edge of the right trapezoid, the straight plate is connected with the inclined edge of the inner side of the first inclined plate, the straight plate is perpendicular to the main plate body, and a gap is formed between the straight plate and the main plate body; the shell further comprises a second inclined plate arranged between the two straight plates, and two ends of the bottom edge of the second inclined plate are respectively abutted to end angles of the two straight plates; the shell further comprises a first flat plate which is connected with the top edge of the first inclined plate and is perpendicular to the main plate body, and a second flat plate which is connected with the top edge of the second inclined plate and is perpendicular to the main plate body.

3. The grounding cabinet of claim 2, wherein: the confluence sheet is arranged on the inner side surface of the main plate body, and one side surface of the confluence sheet is respectively abutted with one side edge of the straight plate and the bottom edge of the second inclined plate; a first cavity is formed among the first inclined plate, the confluence piece, the side plate and the straight plate, and a second cavity is formed among the second inclined plate, the confluence piece and the two straight plates.

4. The grounding cabinet of claim 3, wherein: the elastic sheet comprises a first plate surface and a second plate surface which are connected in a V shape, and the elastic sheet is respectively matched with the first cavity and the second cavity.

5. The grounding cabinet of claim 3, wherein: the elastic pieces comprise a first elastic piece placed in one first cavity, a second elastic piece placed in the other first cavity and a third elastic piece placed in the second cavity.

6. The grounding cabinet of claim 5, wherein: in two adjacent joints, the first lead is connected between the third elastic sheet of one joint and the first elastic sheet of the other joint; the second conducting wires are correspondingly connected between the case and the second elastic sheets; the third conducting wire is connected between the third elastic sheet on the joint close to the bottom surface of the cabinet body and the grounding copper bar; and the first elastic sheet and the second elastic sheet on the joint close to the top surface of the cabinet body are respectively connected with different cases through the second wires.

7. The grounding cabinet of claim 4, wherein: one side of the first plate surface is exposed out of the first cavity or the second cavity.

8. The grounding cabinet of claim 4, wherein: one side edge of the second plate surface is abutted to the first flat plate or the second flat plate.

9. The grounding cabinet of claim 2, wherein: the first sloping plate and the first flat plate are connected, and the second sloping plate and the second flat plate are connected, and openings are formed in the joints of the first sloping plate and the first flat plate and the joints of the second sloping plate and the second flat plate.

10. The grounding cabinet of claim 1, wherein: the elastic sheet is respectively connected with the second lead and the third lead through tin soldering, and the second lead is connected with the case, and the third lead is connected with the grounding copper bar through lugs; and two ends of the first lead are connected with the elastic sheet through soldering.