CN203859242U - Universal grounding terminal - Google Patents

Universal grounding terminal Download PDF

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Publication number
CN203859242U
CN203859242U CN201420305449.4U CN201420305449U CN203859242U CN 203859242 U CN203859242 U CN 203859242U CN 201420305449 U CN201420305449 U CN 201420305449U CN 203859242 U CN203859242 U CN 203859242U
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CN
China
Prior art keywords
earth terminal
main body
wire clamp
ground stud
connecting portion
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201420305449.4U
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Chinese (zh)
Inventor
杨海威
张健
金建峰
倪志泉
俞永奇
翁志华
邵文兰
陈沈国
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Corp of China SGCC
Huzhou Power Supply Co of State Grid Zhejiang Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
Huzhou Power Supply Co of State Grid Zhejiang Electric Power Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by State Grid Corp of China SGCC, Huzhou Power Supply Co of State Grid Zhejiang Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201420305449.4U priority Critical patent/CN203859242U/en
Application granted granted Critical
Publication of CN203859242U publication Critical patent/CN203859242U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a universal grounding terminal which comprises a main body, wherein the main body comprises a wire clamp at the head end of the main body and a cylindrical grounding terminal at the tail end of the main body, wherein a screw hole is formed in each of four corners of the wire clamp; the lower end of the main body is connected with a microprocessor-based ground stud connecting part; the lower end of the microprocessor-based ground stud connecting part is connected with a JS ground stud connecting part; the lower end of the JS ground stud connecting part is connected with a microprocessor-based five-prevention padlock hanging part. According to the universal grounding terminal, the grounding function is achieved by the cylindrical grounding terminal; if a copper lug is made for a grounding wire, the grounding wire is fixed through the screw holes; if the grounding wire is a conducting wire, the grounding wire is placed in wire clamp grooves, fastened by two clamp screws and then connected in a pressing way.

Description

A kind of general earth terminal
Technical field
The utility model relates to earth terminal, relates in particular to general earth terminal.
Background technology
So far, the common earth terminal of domestic electric substation has four kinds, and the first is microcomputer earth terminal, and the second is JS earth terminal, and the third is the earth terminal (general electric substation is not used) without anti mis-closedown function, the 4th kind of general earth terminal.Due to general earth terminal and the crimping of earth connection employing screw, need earth connection to carry out in advance copper lug; When being used in computer part and being connected with ground stud, outside is by the contact of bolt electrolysis, inner side is line contact, relatively common microcomputer earth terminal has reduced contact area, adds a pad in use in inner side, but the gross area of contact still reduces to some extent, use contact-making surface contaminated if long-term, may increase contact resistance, affect earthing effect, have certain use limitation.
Utility model content
Technical problem to be solved in the utility model is just to provide a kind of general earth terminal, solves two little defects of existing general earth terminal to reach following effect, and the one, carry out in advance copper lug without earth connection; The 2nd, while connection with earth electrode, realize the contact area the same with microcomputer earth terminal.
For solving the problems of the technologies described above, the utility model adopts following technical scheme: a kind of general earth terminal, comprise main body, described main body comprises the wire clamp of being located at main body head end and the cylindrical earth terminal of being located at main body tail end, described wire clamp is provided with the wire clamp groove that is arc in the left and right sides, middle part, described wire clamp is respectively provided with a screw hole at four jiaos, the wire of earth connection is put into wire clamp groove and is connected by crimping after the fastened by screw of two folders of wire clamp, the ready-made copper lug of earth connection is fixed by described screw hole, the lower end connected with computer type ground stud connecting portion of described main body, described microcomputer type ground stud connecting portion lower end connects JS ground stud connecting portion, connected with computer type five anti-padlock mounting parts, described JS ground stud connecting portion lower end.
Preferably, between described wire clamp and cylindrical earth terminal, be provided with the connection transition part of rectangular structure.
Preferably, the head end end face centre position of described cylindrical earth terminal offers the caulking groove radially connecting, and the tail end of described connection transition part embeds in caulking groove and is welded and fixed.
Preferably, described main body overall length 71mm, the wherein long 46mm of wire clamp, the chord length 17.47mm of described arcuate line clip slot, rise 3.2mm, the diameter of described screw hole is 6.7mm.
Preferably, described connection transition minister 22mm, wide 29mm, thick 3.4mm.
Preferably, the wide of described caulking groove is 3.4mm, dark 7mm.
Preferably, described microcomputer type ground stud connecting portion is overall length 30mm, diameter 16mm, the metal cylinder of outer surface tapping.
Preferably, described JS ground stud connecting portion is overall length 30mm, the metal cylinder of diameter 12mm.
Preferably, the anti-padlock of described microcomputer type five mounting part is metal cuboid, and length and width is 12mm, and height is 5mm, opens between two parties the hanging hole of diameter 7mm apart from 5.5mm place, right side.
The technical solution of the utility model has following beneficial effect:
First, main body is provided with wire clamp and cylindrical earth terminal, cylindrical earth terminal has been realized the function of ground connection, and because wire clamp is provided with the wire clamp groove that is arc in the left and right sides, middle part, wire clamp is respectively provided with a screw hole at four jiaos, thereby, if earth connection has been carried out copper lug, fix by screw hole, if wire, put into wire clamp groove, connect by crimping after two folder fastened by screws.
In addition, in connected with computer type ground stud connecting portion, JS ground stud connecting portion, the anti-padlock of microcomputer type five mounting part successively, lower end of main body, can realize being respectively connected of this general earth terminal and microcomputer type ground stud, with being connected and hanging the anti-padlock of microcomputer type five of JS ground stud, and microcomputer type ground stud connecting portion is compared with common microcomputer earth terminal, contact area does not reduce.
Therefore, adopt after the utility model, when electric substation's site grounding wire earth terminal is transformed, have or not copper lug all can directly use, without doing again copper lug; When earth electrode connects, also realize the contact area the same with microcomputer earth terminal, realized repertoire and the technical parameter requirement of two class earth terminals with a kind of earth terminal.
Brief description of the drawings
Below in conjunction with the drawings and specific embodiments, the utility model is further described:
Fig. 1 is front view of the present utility model;
Fig. 2 is end view of the present utility model;
Fig. 3 is vertical view of the present utility model.
Embodiment
As shown in Figure 1 to Figure 3, a kind of general earth terminal, comprise main body 1, described main body 1 comprises the wire clamp 10 of being located at main body head end and the cylindrical earth terminal 12 of being located at main body tail end, described wire clamp 10 is provided with the wire clamp groove 101 that is arc in the left and right sides, middle part, described wire clamp 10 is respectively provided with a screw hole 102 at four jiaos, the lower end connected with computer type ground stud connecting portion 2 of described main body 1, described microcomputer type ground stud connecting portion lower end connects JS ground stud connecting portion 3, connected with computer type five anti-padlock mounting parts 4, described JS ground stud connecting portion lower end.
In connected with computer type ground stud connecting portion 2, JS ground stud connecting portion 3, the anti-padlock of microcomputer type five mounting part 4 successively, lower end of main body 1, can realize being respectively connected of this general earth terminal and microcomputer type ground stud, with being connected and hanging the anti-padlock of microcomputer type five of JS ground stud.
When electric substation's site grounding wire earth terminal is transformed, if earth connection has been carried out copper lug, fixing by screw hole 102.If wire, put into wire clamp groove 101, connect and (in figure, only illustrated and the folder of earth terminal coupling part by crimping after two folder fastened by screws, second half folder is separate part, the same with folder in figure, can to process separately or use former microcomputer earth terminal to stay independent folder).
Between described wire clamp and cylindrical earth terminal, be provided with the connection transition part 11 of rectangular structure.The head end end face centre position of described cylindrical earth terminal offers the caulking groove radially connecting, and the tail end of described connection transition part embeds in caulking groove and is welded and fixed.One-shot forming cost is high, is convenient to processing and be welded to connect, and can meet earth resistance requirement.Described microcomputer type ground stud connecting portion is the metal cylinder of outer surface tapping, and the anti-padlock of described microcomputer type five mounting part is metal cuboid and is provided with hanging hole 41, and this hanging hole 41 is for hanging the anti-padlock of microcomputer type five.
The design parameter of this general earth terminal is: described main body overall length 71mm, and the wherein long 46mm of wire clamp, the chord length 17.47mm of described arcuate line clip slot, rise 3.2mm, the diameter of described screw hole is 6.7mm.Described connection transition minister 22mm, wide 29mm, thick 3.4mm.The wide of described caulking groove is 3.4mm, dark 7mm.Described microcomputer type ground stud connecting portion overall length 30mm, diameter 16mm.Described JS ground stud connecting portion is overall length 30mm, the metal cylinder of diameter 12mm.The anti-padlock of described microcomputer type five mounting part length and width is 12mm, and height is 5mm, opens between two parties the hanging hole 41 of diameter 7mm apart from 5.5mm place, right side, and wire clamp 10 positions, axis are provided with arch portion 103.

Claims (9)

1. a general earth terminal, comprise main body (1), it is characterized in that: described main body (1) comprises the wire clamp (10) of being located at main body head end and the cylindrical earth terminal (12) of being located at main body tail end, described wire clamp (10) is provided with the wire clamp groove (101) that is arc in the left and right sides, middle part, described wire clamp (10) is respectively provided with a screw hole (102) at four jiaos, the wire of earth connection is put into wire clamp groove (101) and is connected by crimping after the fastened by screw of two folders of wire clamp, the ready-made copper lug of earth connection is fixing by described screw hole (102), the lower end connected with computer type ground stud connecting portion (2) of described main body (1), described microcomputer type ground stud connecting portion lower end connects JS ground stud connecting portion (3), connected with computer type five anti-padlock mounting parts (4), described JS ground stud connecting portion lower end.
2. the general earth terminal of one according to claim 1, is characterized in that: the connection transition part (11) that is provided with rectangular structure between described wire clamp and cylindrical earth terminal.
3. the general earth terminal of one according to claim 2, is characterized in that: the head end end face centre position of described cylindrical earth terminal offers the caulking groove radially connecting, and the tail end of described connection transition part embeds in caulking groove and is welded and fixed.
4. the general earth terminal of one according to claim 3, is characterized in that: described main body overall length 71mm, and the wherein long 46mm of wire clamp, the chord length 17.47mm of described arcuate line clip slot, rise 3.2mm, the diameter of described screw hole is 6.7mm.
5. the general earth terminal of one according to claim 4, is characterized in that: described connection transition minister 22mm, wide 29mm, thick 3.4mm.
6. the general earth terminal of one according to claim 5, is characterized in that: the wide of described caulking groove is 3.4mm, dark 7mm.
7. according to the general earth terminal of one described in claim 1 to 6 any one, it is characterized in that: described microcomputer type ground stud connecting portion is overall length 30mm, diameter 16mm, the metal cylinder of outer surface tapping.
8. the general earth terminal of one according to claim 7, is characterized in that: described JS ground stud connecting portion is overall length 30mm, the metal cylinder of diameter 12mm.
9. the general earth terminal of one according to claim 7, is characterized in that: the anti-padlock of described microcomputer type five mounting part is metal cuboid, and length and width is 12mm, and height is 5mm, opens between two parties the hanging hole (41) of diameter 7mm apart from 5.5mm place, right side.
CN201420305449.4U 2014-06-10 2014-06-10 Universal grounding terminal Active CN203859242U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420305449.4U CN203859242U (en) 2014-06-10 2014-06-10 Universal grounding terminal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420305449.4U CN203859242U (en) 2014-06-10 2014-06-10 Universal grounding terminal

Publications (1)

Publication Number Publication Date
CN203859242U true CN203859242U (en) 2014-10-01

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420305449.4U Active CN203859242U (en) 2014-06-10 2014-06-10 Universal grounding terminal

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104037509A (en) * 2014-06-10 2014-09-10 国家电网公司 Universal ground terminal

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104037509A (en) * 2014-06-10 2014-09-10 国家电网公司 Universal ground terminal

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