CN104993258A - Clamp-type equipment grounding device - Google Patents
Clamp-type equipment grounding device Download PDFInfo
- Publication number
- CN104993258A CN104993258A CN201510409622.4A CN201510409622A CN104993258A CN 104993258 A CN104993258 A CN 104993258A CN 201510409622 A CN201510409622 A CN 201510409622A CN 104993258 A CN104993258 A CN 104993258A
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- termination
- earth connection
- clamp
- movable end
- wire
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Abstract
The invention discloses a clamp-type equipment grounding device which comprises a switch body, a grounding wire movable terminal and a grounding wire fixation terminal. The grounding wire fixation terminal is arranged at a wiring end of the switch body; the top end of the grounding wire movable terminal is provided with a terminal connection rod; the terminal connection rod is a cylinder body; the side surface of the terminal connection rod is provided with a projection key; the top end of the grounding wire fixation terminal is provided with a connection hole cooperated with the terminal connection rod; the connection hole is provided with a notch; the notch can allow the projection key to pass through cooperatively; the inner wall of the connection hole is provided with a spiral groove; and the spiral groove is cooperated with the projection key, so that the terminal connection rod is allowed to be in locking cooperation with the connection hole. The beneficial effects of the clamp-type equipment grounding device are that the adopted connection device is convenient to use and reliable to connect; and under the condition that the fixation terminal is installed, safe and reliable connection can be achieved only by clamping the movable terminal to the fixation terminal without carrying out fastening operation.
Description
Technical field
The present invention relates to a kind of earthing device, more specifically, relate to a kind of clamp-close type equipment ground device.
Background technology
In the past clip grounding head due to volume comparatively large, switch outlet apart from little or bus width is large time add hanging earthing conductor and to have difficulties and unreliable.Existing product uses jaw type fixture bonding conductor end.Because jaw type fixture volume is comparatively large, on the equipment that some are compacter, as in the distribution line outlet of user side, because insufficient space is difficult to install earth connection; Owing to only fixing by fixture snap-in force, easily get loose because metallic conductor skin-friction force is less; Size, the shape of the firmness and the ground connection position conductor that connect are relevant, and situation about cannot reliably fix easily occurs, thus unreliablely bring potential safety hazard because connecting; Part fixture, in order to increasing friction force, adopts dentalation increasing friction force, causes real contact area to reduce, and conductive surface may be caused to damage and increase in later stage running the possibility that corrosion occurs.
Summary of the invention
The object of the invention is to overcome deficiency of the prior art, provide a kind of rational in infrastructure, safe and reliable clamp-close type equipment ground device.
This clamp-close type equipment ground device, comprises Switch main body, earth connection movable end and earth connection and fixes termination; Described earth connection is fixed termination and is located on the terminals of Switch main body; The top of described earth connection movable end is provided with termination connecting rod, and described termination connecting rod is cylinder, is provided with protruding key in the side of termination connecting rod; The top that described earth connection fixes termination is provided with the connecting hole coordinated with termination connecting rod, and described connecting hole is provided with a breach, and described breach can make protruding key fit through; The inwall of described connecting hole is provided with helicla flute, and described helicla flute coordinates with protruding key, and termination connecting rod and connecting hole locking can be made to coordinate.
As preferably: described earth connection movable end is made up of termination outsourcing protective sleeve, and upper end, termination is connected with wire, and lower end, termination is termination connecting rod; The two ends of wire are earth connection movable end.
As preferably: the earth connection movable end of described wire one end is fixed termination with the earth connection on terminals and is connected, the earth connection movable end of the described wire other end is connected with earthing clamp, described earthing clamp is U-shaped body, be provided with locking device at U-shaped body opening part, be provided with earth connection in U-shaped body bottom sides and fix termination.
As preferably: described protective sleeve is transparent soft material.
As preferably: one end of described wire is the multiple conducting wires other end is solid conductor, and described multiple conducting wires is connected on solid conductor by transition joint.
As preferably: described wire is connected with ground connection pincers in one end of multiple conducting wires, described ground connection pincers comprise jaw, right clamp arm and left clamp arm, wherein the bottom of right clamp arm is provided with earth connection and fixes termination, and this earth connection is fixed termination and is connected with the earth connection movable end of wire; Described wire is connected with earthing clamp at the earth connection movable end of one end of solid conductor, and described earthing clamp is U-shaped body, is provided with locking device at U-shaped body opening part, is provided with earth connection fixes termination in U-shaped body bottom sides.
As preferably: described right clamp arm is shorter than left clamp arm, the entire length that right clamp arm connects after earth connection movable end is equal with left clamp arm length.
The invention has the beneficial effects as follows: the jockey that the present invention adopts is easy to use, connect reliable.When installing fixing termination, not needing to carry out tightening operation, only needing movable end to be snapped in fixing termination and just can safe and reliablely connecting.Earth connection forever can retain grounding connection point after fixing termination installation, does not need to repeat to install.Needing the occasion using ground connection pincers, comprising by custom-designed the ground connection pincers that earth connection fixes termination, adaptively easily can use, possess multi-functional, adapt to various wiring needs.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present invention;
Fig. 2 is wire schematic diagram of the present invention;
Fig. 3 is earthing clamp schematic diagram of the present invention;
Fig. 4 is that earth connection of the present invention fixes termination schematic diagram;
Fig. 5 is earth connection movable end schematic diagram of the present invention;
Fig. 6 is that wire and ground connection are clamped and earthing clamp connection diagram;
Fig. 7 is wire and ground connection clipper joint partial schematic diagram;
Description of reference numerals: Switch main body 1, earth connection movable end 2, earth connection fix termination 3, terminals 4, termination connecting rod 5, protruding key 6, connecting hole 7, breach 8, helicla flute 9, earthing clamp 10, locking device 11, wire 12, protective sleeve 13, termination 14, transition joint 15, ground connection pincers 16, right clamp arm 17, left clamp arm 18.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described further.Although the present invention will be described in conjunction with preferred embodiment, should know, and not represent and limit the invention in described embodiment.On the contrary, the present invention will contain can be included in attached claims limit scope of the present invention in alternative, modified model and equivalent.
As shown in Figures 1 to 5, this clamp-close type equipment ground device of the present embodiment, comprises Switch main body 1, earth connection movable end 2 and earth connection and fixes termination 3; Described earth connection is fixed termination 3 and is located on the terminals 4 of Switch main body 1; The top of described earth connection movable end 2 is provided with termination connecting rod 5, and described termination connecting rod 5 is cylinder, is provided with protruding key 6 in the side of termination connecting rod 5; The top that described earth connection fixes termination 3 is provided with the connecting hole 7 coordinated with termination connecting rod 5, and described connecting hole 7 is provided with a breach 8, and described breach 8 can make protruding key 6 fit through; The inwall of described connecting hole 7 is provided with helicla flute 9, and described helicla flute 9 coordinates with protruding key 6, termination connecting rod 5 and connecting hole 7 can be made to lock and coordinate.
Described earth connection movable end 2 is made up of termination 14 outsourcing protective sleeve 13, and upper end, termination 14 is connected with wire 12, and lower end, termination 14 is termination connecting rod 5; The two ends of wire are earth connection movable end 2.One end of described wire 12 is the multiple conducting wires other end is solid conductor, and described multiple conducting wires is connected on solid conductor by transition joint 15.The earth connection movable end 2 of described wire 12 one end is fixed termination 3 with the earth connection on terminals 4 and is connected, the earth connection movable end 2 of described wire 12 other end is connected with earthing clamp 10, described earthing clamp 10 is U-shaped body, be provided with locking device 11 at U-shaped body opening part, be provided with earth connection in U-shaped body bottom sides and fix termination 3.
Described wire 12 is connected with ground connection pincers 16 in one end of multiple conducting wires, described ground connection pincers 16 comprise jaw, right clamp arm 17 and left clamp arm 18, wherein the bottom of right clamp arm 17 is provided with earth connection and fixes termination 3, and this earth connection is fixed termination 3 and is connected with the earth connection movable end 2 of wire 12; Described wire 12 is connected with earthing clamp 10 at the earth connection movable end 2 of one end of solid conductor, and described earthing clamp 10 is U-shaped body, is provided with locking device 11 at U-shaped body opening part, is provided with earth connection fixes termination 3 in U-shaped body bottom sides.Described right clamp arm 17 is shorter than left clamp arm 18, and it is equal with left clamp arm 18 length that right clamp arm 17 connects the entire length after earth connection movable end 2.
The present invention fixes termination 3 by earth connection and earth connection movable end 2 two parts form, and adopts standard-sized interface to connect between the two; Earth connection is fixed termination 3 and is installed on controller switching equipment, forever can install on controller switching equipment, not affect the normal use of controller switching equipment, also can install when needs connect earth connection temporarily, can be retained in after using on controller switching equipment does not remove to use later, also can pull down; Earth connection movable end 2 and downlead adopt to crimp and are connected, and protective sleeve 13 adopts transparent soft material to make, and observe down conductor connection reliability to facilitate.
Earth connection fixes termination 3 can be installed on any part that conductor has tie point, is generally installed on the place of splicing ear up and down of disjunction equipment (switch, disconnecting link, residual current action breaker etc.).If conductor does not have fixing point can only be fixed by fixture, also can in advance fixing termination be installed on earthing clamp 10, be connected on copper bar (or aluminium row) bus by earthing clamp 10.
Operation operation instruction:
1, disconnect upper level power supply and confirm to need earth point without electricity (electrical verification confirmation);
2, fix in termination 3 by the earth connection movable end 2 spinning earth connection entered on the terminals 4 of Switch main body 1 of wire more than 12 this end, locking connects.
3, earthing clamp 10 clamping is connected to earthing position, then the earth connection movable end 2 spinning earth connection entered on earthing clamp 10 of this end single for wire 12 is fixed locking in termination 3 and connect.
Claims (7)
1. a clamp-close type equipment ground device, is characterized in that: comprise Switch main body (1), earth connection movable end (2) and earth connection and fix termination (3); Described earth connection is fixed termination (3) and is located on the terminals (4) of Switch main body (1); The top of described earth connection movable end (2) is provided with termination connecting rod (5), and described termination connecting rod (5) is cylinder, is provided with protruding key (6) in the side of termination connecting rod (5); The top that described earth connection fixes termination (3) is provided with the connecting hole (7) coordinated with termination connecting rod (5), described connecting hole (7) is provided with a breach (8), and described breach (8) can make protruding key (6) fit through; The inwall of described connecting hole (7) is provided with helicla flute (9), and described helicla flute (9) coordinates with protruding key (6), and termination connecting rod (5) and connecting hole (7) locking can be made to coordinate.
2. clamp-close type equipment ground device according to claim 1, it is characterized in that: described earth connection movable end (2) is made up of termination (14) outsourcing protective sleeve (13), termination (14) upper end is connected with wire (12), and termination (14) lower end is termination connecting rod (5); The two ends of wire are earth connection movable end (2).
3. clamp-close type equipment ground device according to claim 2, it is characterized in that: earth connection movable end (2) and the earth connection on terminals (4) of described wire (12) one end are fixed termination (3) and be connected, the earth connection movable end (2) of described wire (12) other end is connected with earthing clamp (10), described earthing clamp (10) is U-shaped body, be provided with locking device (11) at U-shaped body opening part, be provided with earth connection in U-shaped body bottom sides and fix termination (3).
4. clamp-close type equipment ground device according to claim 2, is characterized in that: described protective sleeve (13) is transparent soft material.
5. clamp-close type equipment ground device according to claim 2, it is characterized in that: one end of described wire (12) is the multiple conducting wires other end is solid conductor, described multiple conducting wires is connected on solid conductor by transition joint (15).
6. clamp-close type equipment ground device according to claim 5, it is characterized in that: described wire (12) is connected with ground connection pincers (16) in one end of multiple conducting wires, described ground connection pincers (16) comprises jaw, right clamp arm (17) and left clamp arm (18), wherein the bottom of right clamp arm (17) is provided with earth connection and fixes termination (3), and this earth connection is fixed termination (3) and is connected with the earth connection movable end (2) of wire (12); Described wire (12) is connected with earthing clamp (10) at the earth connection movable end (2) of one end of solid conductor, described earthing clamp (10) is U-shaped body, be provided with locking device (11) at U-shaped body opening part, be provided with earth connection in U-shaped body bottom sides and fix termination (3).
7. clamp-close type equipment ground device according to claim 6, it is characterized in that: described right clamp arm (17) is shorter than left clamp arm (18), the entire length that right clamp arm (17) connects after earth connection movable end (2) is equal with left clamp arm (18) length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510409622.4A CN104993258A (en) | 2015-07-13 | 2015-07-13 | Clamp-type equipment grounding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510409622.4A CN104993258A (en) | 2015-07-13 | 2015-07-13 | Clamp-type equipment grounding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104993258A true CN104993258A (en) | 2015-10-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510409622.4A Pending CN104993258A (en) | 2015-07-13 | 2015-07-13 | Clamp-type equipment grounding device |
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| CN (1) | CN104993258A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109256623A (en) * | 2018-09-19 | 2019-01-22 | 安徽华希电力科技有限公司 | A kind of connection protective device of soft graphite lightning protection band |
| CN112310669A (en) * | 2020-10-21 | 2021-02-02 | 贵州电网有限责任公司 | Novel adjustable three-phase interlock earth connection of cubical switchboard |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2634676Y (en) * | 2003-05-29 | 2004-08-18 | 王德海 | Closed safety line connector |
| CN202352969U (en) * | 2011-11-05 | 2012-07-25 | 饶阳县电力局 | Grounding wire for 400-volt isolating switch |
| US8579659B2 (en) * | 2012-03-13 | 2013-11-12 | Carlisle Interconnect Technologies, Inc. | SMP electrical connector and connector system |
| CN203645104U (en) * | 2013-12-06 | 2014-06-11 | 中国石油化工股份有限公司 | Special-purpose grounding wire of low voltage breaker |
| CN204834906U (en) * | 2015-07-13 | 2015-12-02 | 国家电网公司 | Block formula equipment earthing device |
-
2015
- 2015-07-13 CN CN201510409622.4A patent/CN104993258A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2634676Y (en) * | 2003-05-29 | 2004-08-18 | 王德海 | Closed safety line connector |
| CN202352969U (en) * | 2011-11-05 | 2012-07-25 | 饶阳县电力局 | Grounding wire for 400-volt isolating switch |
| US8579659B2 (en) * | 2012-03-13 | 2013-11-12 | Carlisle Interconnect Technologies, Inc. | SMP electrical connector and connector system |
| CN203645104U (en) * | 2013-12-06 | 2014-06-11 | 中国石油化工股份有限公司 | Special-purpose grounding wire of low voltage breaker |
| CN204834906U (en) * | 2015-07-13 | 2015-12-02 | 国家电网公司 | Block formula equipment earthing device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109256623A (en) * | 2018-09-19 | 2019-01-22 | 安徽华希电力科技有限公司 | A kind of connection protective device of soft graphite lightning protection band |
| CN112310669A (en) * | 2020-10-21 | 2021-02-02 | 贵州电网有限责任公司 | Novel adjustable three-phase interlock earth connection of cubical switchboard |
| CN112310669B (en) * | 2020-10-21 | 2022-04-15 | 贵州电网有限责任公司 | Adjustable three-phase linkage grounding device for switch cabinet |
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| C06 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20151021 |