CN204257858U - A kind of earth rod of supply line - Google Patents
A kind of earth rod of supply line Download PDFInfo
- Publication number
- CN204257858U CN204257858U CN201420657306.XU CN201420657306U CN204257858U CN 204257858 U CN204257858 U CN 204257858U CN 201420657306 U CN201420657306 U CN 201420657306U CN 204257858 U CN204257858 U CN 204257858U
- Authority
- CN
- China
- Prior art keywords
- action bars
- ground connection
- copper wire
- annealed copper
- hanging
- 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.)
- Expired - Fee Related
Links
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 44
- 230000000694 effects Effects 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
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- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The utility model provides a kind of earth rod of supply line, and comprise action bars, hanging part, biteplate and ground connection annealed copper wire, action bars comprises insulating bar and screw rod; One end of ground connection annealed copper wire has splicing ear, and its design feature is: also comprise protection spring; Hanging part comprises hanging plate and the action bars connecting plate of one connection, and the screw rod of action bars protrudes upward through action bars connecting plate from bottom to top; The upper end of biteplate is provided with arc articulation port recessed down; Biteplate is fixedly connected with by the upper surface of its lower surface with the screw rod of action bars; Ground connection annealed copper wire is connected with the hanging plate bolt of hanging part by its splicing ear; Protection spring housing is connected on the side that ground connection annealed copper wire has splicing ear; One end of protection spring is fixedly connected with the splicing ear of ground connection annealed copper wire.The utility model can reduce the disconnected stock rate of ground connection annealed copper wire effectively, ensures that earth rod is by short circuit current earthing effect, improves the useful life of earth rod.
Description
Technical field
The utility model relates to power supply servicing unit, is specifically related to a kind of earth rod of supply line.
Background technology
Supply line needs use a large amount of earth rods.As shown in Figure 1, it is made up of the first action bars 1a, mounting part 2a, holding section 3a and ground connection annealed copper wire 4a existing earth rod.The upper end of the first action bars 1a is for having externally threaded screw rod, and its lower end is insulating bar; Mounting part 2a is integrally made up of level board 21a and biteplate 22a, the biteplate 22a of mounting part 2a is the plate body part substantially in inverted L-shaped, the short slab of the L shape of biteplate 22a is provided with downward arc-shaped notch, and the lower end on the long limit of the L shape of biteplate 22a is bolted and is directly connected with the splicing ear of the first ground connection annealed copper wire 4a; The level board 21a of mounting part 2a is provided with the through screw of upward and downward, first action bars 1a is matched by the screw on the external screw thread of its upper end and the level board 21a of mounting part 2a, the level board 21a of mounting part 2a can be relied on to move up and down, 3a entirety in holding section is cuboid part, its top is provided with square groove, during use, the square groove of holding section 3a matches with the arc-shaped notch on the short slab of the L shape of mounting part 2a, to clamp the power cable needing ground connection.
The earth rod of existing supply line, its weak point is: one is the restriction of structure due to mounting part 2a and holding section 3a, makes it when reality uses, is engaged to obtain defective tightness, thus affects earthing effect with needing the power cable of ground connection; Two is that the first ground connection annealed copper wire 4a is directly connected by its splicing ear lower end of bolt with the long limit of the L shape of mounting part 2a, in use, the Hard link place of the first ground connection annealed copper wire 4a and mounting part 2a affects because of factors such as wind-force, easily repeatedly swing, distortion and cause the multiply annealed copper wire in the first ground connection annealed copper wire 4a to break stock, the disconnected stock of the first ground connection annealed copper wire 4a makes its conductive section diminish, the direct earth rod that affects is by the effect of short circuit current ground connection, bring unsafe factor, also affect the useful life of earth rod simultaneously.
Utility model content
The purpose of this utility model is: overcome the deficiencies in the prior art, provides a kind of by structural improvement, when making to use with need that ground connection electric power cable is engaged closely, the earth rod of the supply line of the not easily broken stock of ground connection annealed copper wire.
The technical solution of the utility model is: the earth rod of supply line of the present utility model, comprises action bars, hanging part, biteplate and ground connection annealed copper wire, and above-mentioned action bars comprises the insulating bar being positioned at bottom and superposed screw rod that are fixedly connected with; One end of ground connection annealed copper wire has splicing ear, and its design feature is: also comprise protection spring;
Above-mentioned hanging part comprises hanging plate and the action bars connecting plate of one connection; Hanging plate vertical is arranged; Hanging plate comprises being located at the curved portions on top and being located at the straight plate part of bottom of one connection; The lower end of the straight plate part of hanging plate is provided with front and back to through bolt hole; Action bars connecting plate is horizontally disposed plate body part; The centre of action bars connecting plate is provided with the through bolt hole of upward and downward; Hanging plate is connected with the right side one of action bars connecting plate by the left side, downside of its straight plate part;
The screw rod of above-mentioned action bars matches with the bolt hole of the action bars connecting plate of hanging part, protrudes upward from bottom to top through action bars connecting plate;
Biteplate is horizontally disposed plate body part, and the upper end of biteplate is provided with arc articulation port recessed down; Biteplate is fixedly connected with by the upper surface of its lower surface with the screw rod of action bars;
Above-mentioned ground connection annealed copper wire is matched by the bolt hole of its splicing ear with the straight plate part of hanging plate, is fixedly connected with the hanging plate of hanging part by bolt;
Protection spring housing is connected on the side that ground connection annealed copper wire has splicing ear; One end of protection spring is fixedly connected with the splicing ear of ground connection annealed copper wire.
The utility model has positive effect: the earth rod of (1) supply line of the present utility model, by the improvement on mounting occlusion modular construction, be engaged closely, thus earthing effect is greatly improved when it is used with needing ground connection electric power cable.(2) earth rod of supply line of the present utility model; by fixedly installing protection spring additional at ground connection annealed copper wire and the junction of mounting bite; in use procedure; effectively can control the crooked radian of ground connection annealed copper wire; eliminate binding post to the cross shear of annealed copper wire; thus effectively reduce the disconnected stock rate of ground connection annealed copper wire, ensure that earth rod is by short circuit current earthing effect, improves the useful life of earth rod.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing earth rod;
Fig. 2 is structural representation of the present utility model;
Fig. 3 is that the utility model clamps in supply line the schematic diagram needing ground cable in use.
Reference numeral in above-mentioned accompanying drawing is as follows:
First action bars 1a, mounting part 2a, level board 21a, biteplate 22a, holding section 3a, the first ground connection annealed copper wire 4a,
Action bars 1, insulating bar 11, screw rod 12,
Hanging part 2, hanging plate 21, curved portions 21-1, straight plate part 21-2, action bars connecting plate 22,
Biteplate 3, arc articulation port 31,
Ground connection annealed copper wire 4,
Protection spring 5,
Need ground connection electric power cable 6.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
(embodiment 1)
See Fig. 2, the earth rod of the supply line of the present embodiment, form primarily of action bars 1, hanging part 2, biteplate 3, ground connection annealed copper wire 4 and protection spring 5.
Action bars 1 is composed of a fixed connection by the insulating bar 11 and superposed screw rod 12 being positioned at bottom.
Hanging part 2 is integrally connected to form by hanging plate 21 and action bars connecting plate 22.Hanging plate 21 vertical is arranged; The material of hanging part 2 is conductor.The hanging plate 21 of hanging part 2 is integrally connected to form with the straight plate part 21-2 being located at bottom by the curved portions 21-1 being located at top.The lower end of the straight plate part 21-2 of hanging plate 21 is provided with front and back to through bolt hole; Action bars connecting plate 22 is horizontally disposed plate body part; The centre of action bars connecting plate 22 is provided with the through bolt hole of upward and downward; Hanging plate 21 is connected with the right side one of action bars connecting plate 22 by left side on the downside of its straight plate part 21-2.
The superposed screw rod 12 of action bars 1 matches with the bolt hole of the action bars connecting plate 22 of hanging part 2, protrudes upward from bottom to top through action bars connecting plate 22.
Biteplate 3 is horizontally disposed plate body part, and the upper end of biteplate 3 is provided with arc articulation port 31 recessed down, matches when arc articulation port 31 uses with the curved portions 21-1 of the hanging plate 21 of hanging part 2.Biteplate 3 is fixedly connected with by the upper surface of its lower surface with the screw rod 12 of action bars 1.
One end of ground connection annealed copper wire 4 has splicing ear, and ground connection annealed copper wire 4 is matched by the bolt hole of its splicing ear with the straight plate part 21-2 of hanging plate 21, is fixedly connected with the hanging plate 21 of hanging part 2 with bolt.The ground connection when other end of ground connection annealed copper wire 4 uses.
Protection spring 5 is socketed in the side that ground connection annealed copper wire 4 has splicing ear; One end of protection spring 5 is fixedly connected with the splicing ear of ground connection annealed copper wire 4.The length of protection spring 5 is determined according to actual needs.
See Fig. 3, the earth rod of the supply line of the present embodiment, it in use, the insulating bar 11 of staff's holding operation bar 1 is lifted, hanging part 2 is articulated in by the curved portions 21-1 on the top of its hanging plate 21 to be needed on ground connection electric power cable 6, then the insulating bar 11 of rotary manipulation bar 1, the insulating bar 11 of action bars 1 is driven to rotate up, thus drive biteplate 3 to rise, biteplate 3 is matched by the curved portions 21-1 of its arc articulation port 31 with the hanging plate 21 of hanging part 2, firmly can sting and tightly need ground connection electric power cable 6, thus ensure that the earth rod of the present embodiment contacts well with needing ground connection electric power cable 6, ensure earthing effect.
In use procedure; owing to being provided with protection spring 5; when influencing factors such as having wind-force causes ground connection annealed copper wire 4 to swing; protection spring 5 can control the crooked radian of the junction of ground connection annealed copper wire 4 and hanging part 2; eliminate the splicing ear of ground connection annealed copper wire 4 to the cross shear of annealed copper wire; thus effectively can reduce the disconnected stock rate of ground connection annealed copper wire 4, improve the useful life of earth rod, ensure earthing effect and power supply safety.
Above embodiment is the explanation to embodiment of the present utility model; but not to restriction of the present utility model; person skilled in the relevant technique is not when departing from spirit and scope of the present utility model; can also make various conversion and change and obtain corresponding equivalent technical scheme, therefore all equivalent technical schemes all should be included into scope of patent protection of the present utility model.
Claims (1)
1. the earth rod of a supply line, comprise action bars (1), hanging part (2), biteplate (3) and ground connection annealed copper wire (4), described action bars (1) comprises the insulating bar (11) being positioned at bottom and superposed screw rod (12) that are fixedly connected with; One end of ground connection annealed copper wire (4) has splicing ear, it is characterized in that: also comprise protection spring (5);
Described hanging part (2) comprises hanging plate (21) and the action bars connecting plate (22) of one connection; Hanging plate (21) vertical is arranged; Hanging plate (21) comprises the curved portions (21-1) being located at top of one connection and the straight plate part (21-2) being located at bottom; The lower end of the straight plate part (21-2) of hanging plate (21) is provided with front and back to through bolt hole; Action bars connecting plate (22) is horizontally disposed plate body part; The centre of action bars connecting plate (22) is provided with the through bolt hole of upward and downward; Hanging plate (21) is connected with the right side one of action bars connecting plate (22) by the left side, downside of its straight plate part (21-2);
The screw rod (12) of described action bars (1) matches with the bolt hole of the action bars connecting plate (22) of hanging part (2), protrudes upward from bottom to top through action bars connecting plate (22);
Biteplate (3) is horizontally disposed plate body part, and the upper end of biteplate (3) is provided with arc articulation port (31) recessed down; Biteplate (3) is fixedly connected with by the upper surface of its lower surface with the screw rod (12) of action bars (1);
Described ground connection annealed copper wire (4) is matched by the bolt hole of its splicing ear with the straight plate part (21-2) of hanging plate (21), is fixedly connected with the hanging plate (21) of hanging part (2) by bolt;
Protection spring (5) is socketed in the side that ground connection annealed copper wire (4) has splicing ear; One end of protection spring (5) is fixedly connected with the splicing ear of ground connection annealed copper wire (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420657306.XU CN204257858U (en) | 2014-11-05 | 2014-11-05 | A kind of earth rod of supply line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420657306.XU CN204257858U (en) | 2014-11-05 | 2014-11-05 | A kind of earth rod of supply line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204257858U true CN204257858U (en) | 2015-04-08 |
Family
ID=52962129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420657306.XU Expired - Fee Related CN204257858U (en) | 2014-11-05 | 2014-11-05 | A kind of earth rod of supply line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204257858U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104377468A (en) * | 2014-11-05 | 2015-02-25 | 江苏省电力公司常州供电公司 | Ground rod for power supply line |
| CN105244645A (en) * | 2015-08-31 | 2016-01-13 | 国网辽宁省电力有限公司葫芦岛供电公司 | Adjustable low-voltage ground wire device for high and low voltage power work |
-
2014
- 2014-11-05 CN CN201420657306.XU patent/CN204257858U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104377468A (en) * | 2014-11-05 | 2015-02-25 | 江苏省电力公司常州供电公司 | Ground rod for power supply line |
| CN105244645A (en) * | 2015-08-31 | 2016-01-13 | 国网辽宁省电力有限公司葫芦岛供电公司 | Adjustable low-voltage ground wire device for high and low voltage power work |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150408 Termination date: 20171105 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |