CN203491409U - Telescopic alarm grounding device - Google Patents
Telescopic alarm grounding device Download PDFInfo
- Publication number
- CN203491409U CN203491409U CN201320637050.1U CN201320637050U CN203491409U CN 203491409 U CN203491409 U CN 203491409U CN 201320637050 U CN201320637050 U CN 201320637050U CN 203491409 U CN203491409 U CN 203491409U
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- China
- Prior art keywords
- rod
- telescopic
- bar
- earthing device
- earth electrode
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- 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 - Lifetime
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- 229910052751 metal Inorganic materials 0.000 claims abstract description 34
- 239000002184 metal Substances 0.000 claims abstract description 34
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- 230000001755 vocal effect Effects 0.000 claims description 3
- 238000009413 insulation Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 2
- 238000007689 inspection Methods 0.000 abstract 1
- 238000009434 installation Methods 0.000 abstract 1
- 238000012795 verification Methods 0.000 description 8
- 238000010276 construction Methods 0.000 description 5
- 230000005611 electricity Effects 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000010791 quenching Methods 0.000 description 2
- 230000000171 quenching effect Effects 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000034994 death Effects 0.000 description 1
- 231100000517 death Toxicity 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 239000003755 preservative agent Substances 0.000 description 1
- 230000002335 preservative effect Effects 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
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Abstract
The utility model discloses a telescopic alarm grounding device. The telescopic alarm grounding device comprises an insulation rod, a metal clamping hook, a grounding lead and a grounding electrode. The insulation rod comprises an outer rod and an inner rod, the outer rod is sleeved on the inner rod, a radial location hole is formed at a lower end of the inner rod, a locating pin shaped like a Chinese character "tu" and a compressed spring I are disposed in the location hole, the compressed spring I is disposed between the bottom of the location hole and a tail part of the locating pin, at least two locating jacks used for a head part of the locating pin to pass are evenly disposed on a rod wall of the outer rod, the metal clamping hook is connected to a top end of the inner rod, one end of the grounding lead is connected to a back face of the metal clamping hook, the other end of the grounding lead is connected to the grounding electrode, the back face of the metal clamping hook is further connected with a sound and light alarm. According to the telescopic alarm grounding device, the insulation rod is designed to be a sleeved structure of the outer rod and the inner rod, the inner rod can perform telescopic activities in the outer rod, and the inner rod can complete location through cooperation between the locating pin and the locating jacks, so that the insulation rod can be adjusted to have different lengths; and the sound and light alarm can perform real-time electrical inspection on a high-voltage line, so the accident caused by live installation of the ground lead is prevented from occurrence.
Description
Technical field
The utility model relates to a kind of power construction earthing device, particularly a kind of telescopic and have an earthing device of warning function.
Background technology
In the work progress of high-tension electricity conveying circuit, for the sake of security, after need to using earthing device ground connection, construct again, its operating process is: the electricity of first cutting off this working line, then whether charged with electroscope check construction object, determine its not charged after, hang earth lead, to guarantee the safety of staff when the construction.Existing earthing device generally comprises insulating bar, metal grab, earth lead and earth electrode, insulating bar and metal grab are fixedly connected into one, in metal grab, be provided with for clamping the spring clip of power transformation circuit, one end of earth lead is connected with metal grab, the other end is connected with earth electrode.There is awkward problem in the earthing device of this structure, and likely causes security incident.First, insulating bar has different length according to different electric pressures, can not multi-use, therefore construction department need to be equipped with the earthing device of plurality of specifications simultaneously, be unfavorable for cost-saving, and for voltage levels, insulating bar that length is longer, be difficult to take in, also make transport vehicle to be difficult to shipment, cause very inconvenience of transportation.Secondly, because electroscope is not a part for earthing device, execute man-hour requirement and carry separately electroscope, and for electrical verification safety and electrical verification convenience, electroscope generally will first be fixed on insulating bar and construction object be tested again, and because electroscope volume is little, easily in use loses; What is more important, between electrical verification and hanging earthing conductor, exist the regular hour poor, and within this time difference, may appear at generation misdelivery electricity or the anti-power transmission of user in power failure equipments, after an electrical verification, directly hang like this earth connection, easily converting equipment is caused to damage, also easily operating personnel are caused to unnecessary injures and deaths.
Therefore, be necessary existing earthing device to improve, make its insulating bar there is telescopic structure, can adjust different length for different electric pressures, both easy to use, be also convenient to take in, transport; And, make electroscope become a part for earthing device, thereby realize real-time electrical verification, prevent the security incident of staff's live earth connection.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of telescopic warning earthing device, and its insulating bar has telescopic structure, can adjust different length for different electric pressures, both easy to use, is also convenient to take in, transport; And electroscope becomes a part for earthing device, thereby realize real-time electrical verification, prevent the security incident of staff's live earth connection.
Telescopic warning earthing device of the present utility model, comprise insulating bar, metal grab, earth lead and earth electrode, described insulating bar comprises outer bar and is socketed in the interior bar in described outer bar, the lower end of described interior bar has radial location hole, in described location hole, be provided with " protruding " font alignment pin and stage clip I, described stage clip I is located between described location hole bottom and described alignment pin afterbody, on the bar wall of described outer bar, be evenly provided with at least two positioning jacks for passing for described alignment pin head, described metal grab is connected to the top of described interior bar, one end of described earth lead is connected to the back side of described metal grab, the other end is connected with described earth electrode, the back side of described metal grab is also connected with audible-visual annunciator.
Further, the inner face of described metal grab is provided with single tongue piece, between described single tongue piece and described metal grab, is connected with stage clip II.
Further, described audible-visual annunciator comprises acoustic alarm part and light warning member, and the outside of described acoustic alarm part is provided with vocal hole, and the outside of described smooth warning member is provided with LED photoflash lamp.
Further, the top of described earth electrode has the through hole for passing for described earth lead, and the part that is positioned at described through hole both sides of described earth electrode is provided with clamp nut.
Further, the bottom of described earth electrode is provided with coniform grounding head, and the bottom of described earth electrode is provided with helical form screw thread.
Further, the outer jacket of described earth lead is provided with luminescent coating.
Further, the bottom of described insulating bar is connected with rubber handle.
The beneficial effects of the utility model: telescopic warning earthing device of the present utility model, insulating bar is designed to the socket join structure of outer bar and interior bar, interior bar outside in bar the cooperation of telescopic movable the positioning jack by alignment pin and diverse location complete location, thereby make insulating bar adjust different length for different electric pressures, both easy to use, be also convenient to take in, transport; And the back side of metal grab is also connected with audible-visual annunciator, can carry out real-time electrical verification to high-tension line, prevent the security incident of staff's live earth connection.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further described:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is that A in Fig. 1 is to view;
Fig. 3 is the B place enlarged drawing in Fig. 1.
Embodiment
Fig. 1 is, as shown in the figure: the telescopic warning earthing device of the present embodiment, comprise insulating bar 1, metal grab 2, earth lead 3 and earth electrode 4, described insulating bar 1 comprises outer bar 11 and is socketed in the interior bar 12 in described outer bar 11, the lower end of described interior bar 12 has radial location hole 8, in described location hole 8, be provided with " protruding " font alignment pin 81 and stage clip I 82, described stage clip I 82 is located between described location hole 8 bottoms and described alignment pin 81 afterbodys, on the bar wall of described outer bar 11, be evenly provided with at least two positioning jacks 9 for passing for described alignment pin 81 heads, described metal grab 2 is connected to the top of described interior bar 12, one end of described earth lead 3 is connected to the back side of described metal grab 2, the other end is connected with described earth electrode 4, the back side of described metal grab 2 is also connected with audible-visual annunciator 5, insulating bar 1 color tube for adopting epoxy resin to be refined into, its good insulation preformance, intensity are high, lightweight, in bright gay color, smooth in appearance, metal grab 2 is for clamping power transformation circuit, and the metal material casting strong by conductivity forms, metal grab 2 is " n " shape and is formed by connecting by top arc by free segment and canned paragraph, and canned paragraph i.e. the vertical portion of " n " shape metal grab 2 for being connected with insulating bar 1, and free segment is another relative vertical portion, and two sections connect by top arc, the head of alignment pin 81 is that its thinner one end, afterbody are its thicker one end, the aperture of positioning jack 9 is greater than the head width of alignment pin 81 and is less than the tail width of alignment pin 81, insulating bar 1 is designed to the socket join structure of outer bar 11 and interior bar 12, interior bar 12 outside in bar 11 cooperation of telescopic movable the positioning jack 9 by alignment pin 81 and diverse location complete location, thereby make insulating bar 1 adjust different length for different electric pressures, both easy to use, be also convenient to take in, transport, and the back side of metal grab 2 is also connected with audible-visual annunciator 5, can carry out real-time electrical verification to high-tension line, and send acoustic alarm and light warning simultaneously, prevent the security incident of staff's live earth connection.
In the present embodiment, the inner face of described metal grab 2 is provided with single tongue piece 6, between described single tongue piece 6 and described metal grab 2, is connected with stage clip II 61; Single tongue piece 6 adopts fine aluminum alloy die cast, and intensity is higher, then makes its surface not oxidizable through surface treatment; Inner face is the inside of metal grab 2; Single tongue piece 6 bottoms are connected on metal grab 2 by pin pivoting, and stage clip II 61 one end are together with single tongue piece 6 pin joints, and the other end is connected together by stage clip pin and metal grab 2; Simple in structure, clamp effect remarkable.
In the present embodiment, described audible-visual annunciator 5 comprises acoustic alarm part 51 and light warning member 52, and the outside of described acoustic alarm part 51 is provided with vocal hole 51a, and the outside of described smooth warning member 52 is provided with LED photoflash lamp 52a; As shown in Figure 2, acoustic alarm part 51 is positioned at upside, light warning member 52 is positioned at downside, and after equipment belt point being detected, acoustic alarm part 51 is sounded a buzzer, and starts LED photoflash lamp 52a and carries out compartment flicker, fully to warn operating personnel with time warning member 52.
In the present embodiment, the top of described earth electrode 4 has the through hole 41 for passing for described earth lead 3, and the part that is positioned at described through hole 41 both sides of described earth electrode 4 is provided with clamp nut 42; The aperture of through hole 41 is slightly larger than earth lead 3, to guarantee passing smoothly of earth lead 3; Earth electrode 4 between both sides clamp nut 42 is one section of screw rod, and earth lead 3 can be fixing by earth lead 3 through screwing clamp nut 42 after through hole 41, makes earth lead 3 reliable with being connected of earth electrode 4.
In the present embodiment, the bottom of described earth electrode 4 is provided with coniform grounding head 43, and the bottom of described earth electrode 4 is provided with helical form screw thread 44; Grounding head 43 is one-body molded with earth electrode 4, makes earth electrode 4 have afterbody tip, adds helical form screw thread 44, can easily earth electrode 4 be rotated into underground, to meet the depth of burying requirement of earth electrode 4; For further improving the hardness of earth electrode 4, grounding head 43 is done Quenching Treatment, and after quenching, hardness reaches HRC55, the whole zinc-plated preservative treatment of doing of earth electrode 4.
In the present embodiment, the outer jacket of described earth lead 3 is provided with luminescent coating (not shown); Earth lead 3 comprises inner copper wire and the outer jacket that is wrapped in copper wire outside, and outer jacket is insulation sheath; Outer jacket is set up luminescent coating, and luminescent coating is preferably fluorescent material, at night, under environment, can send fluorescence, is convenient to position, quantity, state that staff identifies earth lead 3, thereby avoids the generation of faulty operation and contingency; And insulating bar 1 also can be added on the naturally luminous Noctilucent material of energy at night, makes insulating bar 1 also become the parts of easy identification.
In the present embodiment, the bottom of described insulating bar 1 is connected with rubber handle 7; Rubber handle 7 can guarantee staff's safety better, and strengthens the comfortableness of operation.
Finally explanation is, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (7)
1. a telescopic warning earthing device, comprise insulating bar, metal grab, earth lead and earth electrode, it is characterized in that: described insulating bar comprises outer bar and is socketed in the interior bar in described outer bar, the lower end of described interior bar has radial location hole, in described location hole, be provided with " protruding " font alignment pin and stage clip I, described stage clip I is located between described location hole bottom and described alignment pin afterbody, on the bar wall of described outer bar, be evenly provided with at least two positioning jacks for passing for described alignment pin head, described metal grab is connected to the top of described interior bar, one end of described earth lead is connected to the back side of described metal grab, the other end is connected with described earth electrode, the back side of described metal grab is also connected with audible-visual annunciator.
2. telescopic warning earthing device according to claim 1, is characterized in that: the inner face of described metal grab is provided with single tongue piece, between described single tongue piece and described metal grab, is connected with stage clip II.
3. telescopic warning earthing device according to claim 1, is characterized in that: described audible-visual annunciator comprises acoustic alarm part and light warning member, and the outside of described acoustic alarm part is provided with vocal hole, and the outside of described smooth warning member is provided with LED photoflash lamp.
4. telescopic warning earthing device according to claim 1, is characterized in that: the top of described earth electrode has the through hole for passing for described earth lead, and the part that is positioned at described through hole both sides of described earth electrode is provided with clamp nut.
5. telescopic warning earthing device according to claim 4, is characterized in that: the bottom of described earth electrode is provided with coniform grounding head, and the bottom of described earth electrode is provided with helical form screw thread.
6. telescopic warning earthing device according to claim 1, is characterized in that: the outer jacket of described earth lead is provided with luminescent coating.
7. telescopic warning earthing device according to claim 1, is characterized in that: the bottom of described insulating bar is connected with rubber handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320637050.1U CN203491409U (en) | 2013-10-15 | 2013-10-15 | Telescopic alarm grounding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320637050.1U CN203491409U (en) | 2013-10-15 | 2013-10-15 | Telescopic alarm grounding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203491409U true CN203491409U (en) | 2014-03-19 |
Family
ID=50262215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320637050.1U Expired - Lifetime CN203491409U (en) | 2013-10-15 | 2013-10-15 | Telescopic alarm grounding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203491409U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104852171A (en) * | 2015-05-14 | 2015-08-19 | 国家电网公司 | Electronic alarm type ground wire insulating operation rod |
| CN105161878A (en) * | 2015-06-18 | 2015-12-16 | 国家电网公司 | Power distribution fast acousto-optic electricity testing grounding wire |
| CN105428847A (en) * | 2015-11-27 | 2016-03-23 | 国家电网公司 | Power line earthing apparatus |
| CN105552597A (en) * | 2016-02-17 | 2016-05-04 | 国网河南禹州市供电公司 | Clamping type grounding rod |
| CN106217316A (en) * | 2016-09-19 | 2016-12-14 | 国家电网公司 | A kind of Combined type power action bars |
| CN107482324A (en) * | 2017-08-29 | 2017-12-15 | 卞毓平 | Stick up bar compact type electric power continued access fixture |
| CN108808282A (en) * | 2018-05-09 | 2018-11-13 | 国家电网公司 | A kind of transmission line of electricity angle tower ground wire is special to hang tool |
| CN117096634A (en) * | 2023-10-20 | 2023-11-21 | 国网山东省电力公司潍坊供电公司 | Wire electricity-checking grounding device |
-
2013
- 2013-10-15 CN CN201320637050.1U patent/CN203491409U/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104852171A (en) * | 2015-05-14 | 2015-08-19 | 国家电网公司 | Electronic alarm type ground wire insulating operation rod |
| CN105161878A (en) * | 2015-06-18 | 2015-12-16 | 国家电网公司 | Power distribution fast acousto-optic electricity testing grounding wire |
| CN105428847A (en) * | 2015-11-27 | 2016-03-23 | 国家电网公司 | Power line earthing apparatus |
| CN105428847B (en) * | 2015-11-27 | 2018-01-12 | 国家电网公司 | Power circuit earthing or grounding means |
| CN105552597A (en) * | 2016-02-17 | 2016-05-04 | 国网河南禹州市供电公司 | Clamping type grounding rod |
| CN106217316A (en) * | 2016-09-19 | 2016-12-14 | 国家电网公司 | A kind of Combined type power action bars |
| CN106217316B (en) * | 2016-09-19 | 2019-10-25 | 国家电网公司 | A kind of Combined type power operating stick |
| CN107482324A (en) * | 2017-08-29 | 2017-12-15 | 卞毓平 | Stick up bar compact type electric power continued access fixture |
| CN108808282A (en) * | 2018-05-09 | 2018-11-13 | 国家电网公司 | A kind of transmission line of electricity angle tower ground wire is special to hang tool |
| CN117096634A (en) * | 2023-10-20 | 2023-11-21 | 国网山东省电力公司潍坊供电公司 | Wire electricity-checking grounding device |
| CN117096634B (en) * | 2023-10-20 | 2024-01-19 | 国网山东省电力公司潍坊供电公司 | Wire electricity-checking grounding device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140319 |