CN203911349U - Equipotential transfer rod of high-tension AC transmission line - Google Patents
Equipotential transfer rod of high-tension AC transmission line Download PDFInfo
- Publication number
- CN203911349U CN203911349U CN201420310417.3U CN201420310417U CN203911349U CN 203911349 U CN203911349 U CN 203911349U CN 201420310417 U CN201420310417 U CN 201420310417U CN 203911349 U CN203911349 U CN 203911349U
- Authority
- CN
- China
- Prior art keywords
- metal clips
- equipotential
- transferring stick
- arc
- arc crotch
- 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.)
- Withdrawn - After Issue
Links
- 230000005540 biological transmission Effects 0.000 title claims abstract description 18
- 238000012546 transfer Methods 0.000 title abstract description 10
- 239000002184 metal Substances 0.000 claims abstract description 102
- 229910052751 metal Inorganic materials 0.000 claims abstract description 102
- 239000004020 conductor Substances 0.000 claims description 19
- 239000000203 mixture Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000007789 sealing Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012634 fragment Substances 0.000 description 2
- 238000010891 electric arc Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Abstract
The utility model provides an equipotential transfer rod of a high-tension AC transmission line. A first metal spring and a second metal spring are included, two recesses can be formed in the contact portion of the first and second metal springs, and during use, an electrified body can be placed in the recess outside an enclosed arc, and the equipotential transfer rod is rapidly pushed so that the electrified body enters an arched hook of the first metal spring. The first metal spring makes contact with the second metal spring, the arc which is completely enclosed is formed by the first and second metal springs. and the electrified body does not fall off the enclosed arc due to factors as shaking. When use is completed, the electrified body is then placed in the recess in the enclosed arc, and the equipotential transfer rod is rapidly pulled so that the electrified body is disengaged. The equipotential transfer rod of the high-tension AC transmission line has the advantages of simple structure, convenient operation and higher safety coefficient.
Description
Technical field
The utility model relates to power technology field, relates in particular to a kind of HVAC power transmission line equipotential transferring stick.
Background technology
At power circuit, detect, maintenance, in the process of transformation, live line working has become important means and method, in order to protect operating personnel's safety, before detecting power circuit, need operating personnel's shielding clothing and power circuit to enter equipotential, generally with electric potential transferring stick, carry out potential transfer, be generally in use operating personnel and wear shielding clothing, hand-held electric potential transferring stick, and the hook of electric potential transferring stick is hooked to wire, thereby realize current potential and flow into shielding clothing from wire, make wire and operating personnel in equipotential, in operating personnel's the whole course of work, hook must remain with wire and be connected, otherwise can cause current potential unbalance, affect operating personnel's safety.
But, the ditch mouth down of the hook of existing electric potential transferring stick, operating personnel need to cross hook in wire and move to hook wire to mouth of hook direction, this mode of operation is on the one hand when position, the exit or entrance of a clitch is not good, can cause hook not live wire connects unsuccessfully equipotential, produce arc discharge, on the other hand because needs are crossed wire by hook and are carried out hook connection, when hook leap conductor spacing is excessive, may cause the safe distance of operating personnel and wire not enough, operating personnel is damaged.And, because electric potential transferring stick is not taked the design of effective anticreep, when being subject to violent rocking, easily there is the situation of hook and wire dropping, there is great potential safety hazard.
Therefore be necessary to develop a kind of simple in structure, easy to operate, use safety, for the novel equipotential transfer tool of high voltage transmission line live work.
Utility model content
The utility model provides a kind of HVAC power transmission line equipotential transferring stick, and simple in structure, easy to operate and difficult drop-off has been protected operating personnel's safety to greatest extent.
To achieve these goals, the utility model provides following technological means:
A HVAC power transmission line equipotential transferring stick, comprising:
The first metal clips and the second metal clips;
One end of described the first metal clips bends to the first arc crotch, and the other end of the end of described the first arc crotch and the first metal clips contacts with described the second metal clips, and described end is the tangent slope of arc crotch corresponding point of contact when maximum.
Preferably, one end of described the second metal clips bends to the second arc crotch, and the end of described the first arc crotch contacts with the back of described the second arc crotch, and described back is the original position of the second arc crotch.
Preferably, the width of described the first metal clips and described the second metal clips is at least 15mm, and thickness is at least 2mm.
Preferably, also comprise:
Length is at least the hollow insulated tube of 50cm;
The other end of the other end of described the first metal clips and described the second metal clips is close to composition metal clips, and described metal clips runs through described hollow insulated tube and extends at the pipe end, and is provided with the first perforate on the extended metal clips in the pipe end.
Preferably, on described hollow insulated tube, comprise a plurality of holes, on described metal clips, on the position corresponding with described a plurality of holes, be provided with a plurality of the second perforates, utilize bolt by running through described hole and described the second perforate, fixing described metal clips.
Preferably, described a plurality of hole comprises 3 holes.
Preferably, also comprise:
One end is provided with the conductor wire of metal ring plate, and the sectional area of described conductor wire is at least 16mm
2;
Utilize the sealed described metal ring plate of bolt and described the first perforate, described conductor wire is connected with described metal clips.
Preferably, the other end of conductor wire is connected with the male thread of T-shaped Elecrical connector by screw, and described T-shaped Elecrical connector comprises a male thread and two box threads.
Preferably, two of described T-shaped Elecrical connector box threads are connected with lower clothing with the upper garment of shielding clothing respectively.
Preferably, also comprise:
The U-shaped latch closure being connected with described hollow insulated tube.
By above technical scheme, can find out, the HVAC power transmission line equipotential transferring stick that the utility model provides, because the end of the first metal clips arc crotch is arc certainly, therefore the first metal clips contacts with the second metalwork and partly can form two recesses, in use electrified body is put into the recess outside closed arc, elect fast equipotential transferring stick, electrified body is entered in the arc crotch of the first metal clips.And the first metal clips with contact with the second metal clips, both form the arc of a complete closure, electrified body is in the arc of sealing, can not cause electrified body to come off because of the factor such as rocking, after the end of job, electrified body is put into the recess of closed arc, pull equipotential transferring stick is so that electrified body disengaging fast again.
The equipotential transferring stick that the utility model provides as shown in the above, can be comparatively succinctly when operation starts hook electrified body easily, in operation process, electrified body difficult drop-off, after the end of job, can withdraw fast electrified body, have simple in structure, easy to operate, and operating personnel coefficient of safety is higher in use.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structure chart of the metal clips of the disclosed HVAC power transmission line equipotential of the utility model embodiment transferring stick;
Fig. 2 is the structure chart of the metal clips of the disclosed another HVAC power transmission line equipotential transferring stick of the utility model embodiment;
Fig. 3 is the structure chart of the disclosed HVAC power transmission line equipotential of the utility model embodiment transferring stick;
Fig. 4 is the structure chart of the disclosed another HVAC power transmission line equipotential transferring stick of the utility model embodiment;
Fig. 5 is the structure chart of the disclosed another HVAC power transmission line equipotential transferring stick of the utility model embodiment;
Fig. 6 is the use procedure schematic diagram of the disclosed HVAC power transmission line equipotential of the utility model embodiment transferring stick.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1, the utility model provides a kind of a kind of embodiment of HVAC power transmission line equipotential transferring stick, take the second metal clips 102 as linear structure is example in the present embodiment, is mainly used in 110KV-500KV ultra-high-tension power transmission line, specifically comprises:
The first metal clips 101 and the second metal clips 102;
One end of described the first metal clips 101 bends to the first arc crotch, the other end of the end of described the first arc crotch and the first metal clips 101 contacts with described the second metal clips 102, and described end is the tangent slope of arc crotch corresponding point of contact when maximum.
Because the tangent slope of the first arc crotch is along with degree of crook is different, its tangent slope is also different, position, point of contact corresponding when arc crotch tangent slope is maximum in the utility model is as end, preferably, the line in point of contact and the arc center of circle, when vertical with tangent line, slope is now maximum, and corresponding point of contact is as end.
For equipotential transferring stick can be succinctly connected with electrified body rapidly, and difficult drop-off in use, the utility model utility model people provides the first metal clips 101 and the second metal clips 102, wherein the second metal clips 102 helps out, and the first metal clips 101 plays main hook effect.
In order to reach the effect of hook, one end of the first metal clips 101 bends to the first arc crotch, so that hook electrified body, in order to prevent that electrified body from entering after the first arc crotch, because rocking reason, be ejected, therefore adopt the second metal clips 102 to contact with the end of the first arc crotch, the second metal clips 102 and the first metal clips 101 form the arc of a sealing, electrified body enters after the first arc crotch, be equivalent to enter in the arc of a sealing, so just can prevent that electrified body from departing from.
In order to make electrified body enter easily the first arc crotch compared with brief introduction, the utility model is when design the first metal clips 101 and the second metal clips 102, the second metal clips 102 is contacted with the end of the first arc crotch, so that the contact point place of the first metal clips 101 and the second metal clips 102, form two recesses, one of them recess is outside closed arc, and another recess is in closed arc.
When carrying out operation, electrified body is put into the recess outside closed arc, then promote fast equipotential transferring stick, so that electric conductor enters in the first arc crotch under effect of inertia, in operation process, the electrified body transferring stick that can not come off in closed arc, after the end of job, electrified body is put into the recess of closed arc, quick pull equipotential transferring stick then, so that electrified body is withdrawn equipotential transferring stick under effect of inertia.
The equipotential transferring stick that the utility model provides as shown in the above, can be comparatively succinctly when operation starts hook electrified body easily, in operation process, electrified body difficult drop-off, after the end of job, can withdraw fast electrified body, have simple in structure, easy to operate, and operating personnel coefficient of safety is higher in use.
In above-mentioned diagram, the second metalwork 102 is linear structure, preferably, the second metalwork 102 can for can be consistent with the first metalwork 101 be hooked shape structure, as shown in Figure 2, the one end that is described the second metal clips 102 bends to the second arc crotch, the end of described the first arc crotch contacts with the back of described the second arc crotch, and described back is the original position of the second arc crotch.
Embodiment shown in Fig. 1, when the second metal clips 102 is linear structure, the recess that the first metal clips 101 and the second metal clips 102 form is comparatively narrow, when the sectional area of electrified body hour, can realize preferably electrified body and enter in the first arc crotch, when electrified body sectional area is slightly large, can be comparatively narrow because of recess, do not have enough spaces to hold electrified body, be difficult for making electrified body to enter in the first arc crotch.
In order to make the first metal clips 101 and the second metal clips 102 there is enough supporting roles, there is again elastic reaction simultaneously, when promoting equipotential transferring stick, can separate because of impetus, so that electrified body enters, therefore require the width of described the first metal clips 101 and described the second metal clips 102 to be at least 15mm, thickness is at least 2mm.To have good supporting role and elasticity.
Above content is the content with electrified body contact portion, introduce other parts of equipotential transferring stick one by one below, as shown in Figure 3, equipotential transferring stick also comprises at least hollow insulated tube 103 of 50cm of length, the other end of the other end of described the first metal clips 101 and described the second metal clips 102 is close to composition metal clips, described metal clips runs through described hollow insulated tube and extends at the pipe end, and is provided with the first perforate on the extended metal clips in the pipe end.
Hollow insulated tube 103 inside are hollow, so that the metal clips that the first metal clips 101 and the second metal clips 102 form runs through hollow insulated tube 103, the outside of hollow insulated tube 103 needs portion of the handle for operating personnel, hollow insulated tube 103 is made for insulating material, to prevent when operating personnel is hand-held, gets an electric shock.
Because operating personnel need to keep being not less than 50cm with the distance of electrified body outside self when using equipotential transferring stick, therefore the length of the hollow insulated tube 103 of the utility model is set to be not less than 50cm, so that operating personnel is when hand-held equipotential transferring stick, can keep the distance between self and electrified body to be greater than 50cm, to guarantee inherently safe.
Hollow insulated tube 103 is at least 50cm, in order to guarantee to be applied in the smoothness of metal clips wherein, metal clips is fixed, concrete, on described hollow insulated tube, comprise a plurality of holes 104, on described metal clips, on the position corresponding with described a plurality of holes, be provided with a plurality of the second perforates 107, utilize bolt by running through described hole 104 and described the second perforate 107, fixing described metal clips.
Preferably, on hollow insulated tube 103, comprise 3 holes 104, one of upper end, middle one, one of lower end, by 3 fixing metal shell fragments, hole is crossed at most both processed complexs, and wasting again bolt also increases procedure of processing, and hole is crossed and can be caused at least metal clips fixing unstable, therefore preferably can adopt 3 holes, utilize 3 bolt fixing metal shell fragments.
As shown in Figure 4, at the bottom of metal clips extends the pipe of hollow insulated tube 103, and be provided with the first perforate 105 in metal clips extension office, to be connected with operating personnel's shielding clothing.Preferably, equipotential transferring stick also comprises: the U-shaped latch closure 106 being connected with described hollow insulated tube.After equipotential transferring stick is finished using, equipotential transferring stick can be hung on pinning by U-loop button, to use next time.
As shown in Figure 5, equipotential transferring stick also comprises that one end is provided with the conductor wire of metal ring plate 206, utilizes the sealed described metal ring plate 206 of bolt and described the first perforate 105, and described conductor wire is connected with described metal clips.The other end of conductor wire is connected with the male thread 203 of T-shaped Elecrical connector by screw 205, described T-shaped Elecrical connector comprises a male thread 203 and two box threads 202, and two box threads of described T-shaped Elecrical connector are connected with lower clothing with the upper garment of shielding clothing respectively.
The sectional area of described conductor wire is at least 16mm
2, so that conductor wire can transmit electric charge fast, because metallic copper has good conductivity, so in the utility model, conductor wire can be preferably copper conductor.
Introduce the concrete use procedure of equipotential transferring stick below:
With reference to Fig. 5, utilize bolt that copper conductor 204 one end metal ring plates 206 are connected with the hole 105 of the extended metal clips of electric potential transferring stick end, and the male thread of the copper conductor other end is connected with the box thread of T-shaped Elecrical connector 201, the another one box thread of T-shaped Elecrical connector is connected with lower clothing with the upper garment of shielding clothing 304 with male thread.
Carrying out live line working equipotential while entering, equal potential working personnel wear the shielding clothing being connected with electric potential transferring stick, in the position apart from the above distance of live wire 0.5m, stop, the hollow insulated tube 103 end 10cm places of hand-held electric potential transferring stick, with reference to Fig. 6, electric potential transferring stick the first metal clips 101 is aimed to the position at wire 401 places with gap 402, and elect fast barred body to this position, thereby wire is passed through from the gap between 2 crotches, wire enters the top of the inside camber line along main hook being slipped into after crotch to the first arc crotch side, so far the equipotential transfer operation that enters current potential is complete.
After equipotential personnel fulfil assignment, need to carry out the potential transfer operation of carrying out current potential disengaging from live wire, equipotential personnel and live wire leave distance to more than 0.5m, hand-held equipotential shifts barred body end 10cm place, gap by wire from inner sliding the first metal clips of the first arc crotch and the second metal clips, the quick pull barred body of hand, thereby wire is deviate from between 2 crotches, depart from after wire, operating personnel regains rapidly barred body, and away from live wire, the equipotential transfer operation that so far departs from current potential is complete.
In this specification, each embodiment adopts the mode of going forward one by one to describe, and each embodiment stresses is the difference with other embodiment, between each embodiment same or similar part mutually referring to.
Above-mentioned explanation to the disclosed embodiments, makes professional and technical personnel in the field can realize or use the utility model.To the multiple modification of these embodiment, will be apparent for those skilled in the art, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a HVAC power transmission line equipotential transferring stick, is characterized in that, comprising:
The first metal clips and the second metal clips;
One end of described the first metal clips bends to the first arc crotch, and the other end of the end of described the first arc crotch and the first metal clips contacts with described the second metal clips, and described end is the tangent slope of arc crotch corresponding point of contact when maximum.
2. equipotential transferring stick as claimed in claim 1, it is characterized in that, one end of described the second metal clips bends to the second arc crotch, and the end of described the first arc crotch contacts with the back of described the second arc crotch, and described back is the original position of the second arc crotch.
3. equipotential transferring stick as claimed in claim 1 or 2, is characterized in that, the width of described the first metal clips and described the second metal clips is at least 15mm, and thickness is at least 2mm.
4. equipotential transferring stick as claimed in claim 1, is characterized in that, also comprises:
Length is at least the hollow insulated tube of 50cm;
The other end of the other end of described the first metal clips and described the second metal clips is close to composition metal clips, and described metal clips runs through described hollow insulated tube and extends at the pipe end, and is provided with the first perforate on the extended metal clips in the pipe end.
5. equipotential transferring stick as claimed in claim 4, it is characterized in that, on described hollow insulated tube, comprise a plurality of holes, on described metal clips, on the position corresponding with described a plurality of holes, be provided with a plurality of the second perforates, utilize bolt by running through described hole and described the second perforate, fixing described metal clips.
6. equipotential transferring stick as claimed in claim 5, is characterized in that, described a plurality of holes comprise 3 holes.
7. equipotential transferring stick as claimed in claim 4, is characterized in that, also comprises:
One end is provided with the conductor wire of metal ring plate, and the sectional area of described conductor wire is at least 16mm
2;
Utilize the sealed described metal ring plate of bolt and described the first perforate, described conductor wire is connected with described metal clips.
8. equipotential transferring stick as claimed in claim 7, is characterized in that, the other end of conductor wire is connected with the male thread of T-shaped Elecrical connector by screw, and described T-shaped Elecrical connector comprises a male thread and two box threads.
9. equipotential transferring stick as claimed in claim 8, is characterized in that, two box threads of described T-shaped Elecrical connector are connected with lower clothing with the upper garment of shielding clothing respectively.
10. the equipotential transferring stick as described in claim 4 or 5, is characterized in that, also comprises:
The U-shaped latch closure being connected with described hollow insulated tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420310417.3U CN203911349U (en) | 2014-06-11 | 2014-06-11 | Equipotential transfer rod of high-tension AC transmission line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420310417.3U CN203911349U (en) | 2014-06-11 | 2014-06-11 | Equipotential transfer rod of high-tension AC transmission line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203911349U true CN203911349U (en) | 2014-10-29 |
Family
ID=51785595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420310417.3U Withdrawn - After Issue CN203911349U (en) | 2014-06-11 | 2014-06-11 | Equipotential transfer rod of high-tension AC transmission line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203911349U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103986093A (en) * | 2014-06-11 | 2014-08-13 | 国家电网公司 | Equipotential transfer rod for high-voltage alternating current transmission line |
| EP3561960A1 (en) * | 2018-04-25 | 2019-10-30 | Beijing Apollo Ding Rong Solar Technology Co., Ltd. | Device for releasing charges |
-
2014
- 2014-06-11 CN CN201420310417.3U patent/CN203911349U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103986093A (en) * | 2014-06-11 | 2014-08-13 | 国家电网公司 | Equipotential transfer rod for high-voltage alternating current transmission line |
| CN103986093B (en) * | 2014-06-11 | 2017-07-04 | 国家电网公司 | HVAC power transmission line equipotential transferring stick |
| EP3561960A1 (en) * | 2018-04-25 | 2019-10-30 | Beijing Apollo Ding Rong Solar Technology Co., Ltd. | Device for releasing charges |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141029 Effective date of abandoning: 20170704 |
|
| AV01 | Patent right actively abandoned |