CN107860974A - Earth resistance of power transmission line measures special complete instrument - Google Patents
Earth resistance of power transmission line measures special complete instrument Download PDFInfo
- Publication number
- CN107860974A CN107860974A CN201710845616.2A CN201710845616A CN107860974A CN 107860974 A CN107860974 A CN 107860974A CN 201710845616 A CN201710845616 A CN 201710845616A CN 107860974 A CN107860974 A CN 107860974A
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- China
- Prior art keywords
- gear
- wire
- groove
- collar
- wrap board
- Prior art date
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
- G01R1/0425—Test clips, e.g. for IC's
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Suspension Of Electric Lines Or Cables (AREA)
- Mechanical Means For Catching Fish (AREA)
Abstract
Earth resistance of power transmission line measurement special complete instrument includes the first wire-wrap board,The drop bar of second wire-wrap board and two L-shaped,A ring survey line is wound on first wire-wrap board and the second wire-wrap board respectively,Connecting line each is set between ring survey line and corresponding drop bar,Several collars are set on each ring survey line,Connecting line both ends set a chuck respectively,Ring survey line is connected by the collar with chuck,This structure sets the collar on ring survey line,It is easy to be connected with connecting line,The collar is connected by the collar with chuck,The collar is the aluminum casing that ring survey line outer layer installs additional,Its advantage is frequent use without injuring inner lead,The stranded phenomenon of ring survey line interior metal after frequently being clamped by chuck can be avoided,Easy to use and flexible,Can be according to different towers,Any regulation separated time connection,Service life is grown,Measurement data is accurate,Reduce the deviation of the result finally measured and actual value.
Description
Technical field
The present invention relates to a kind of earth resistance of power transmission line survey tool, specifically earth resistance of power transmission line measures
Special complete instrument.
Background technology
Steel tower grounding resistance, must ring survey steel tower grounding resistance in each periodic measurement or newly-built circuit acceptance gauging
Value, at this moment can use connecting wire, because steel tower junctor laying line uses annular radial form more, conventional connecting wire, and one
As there is no industrial siding, simply replaced with a thin wire or common power line, and be clipped on wire and measured by chuck, this
A little wires can cause interior metal stranded, the result finally measured, may have with actual value partially after frequently being clamped by chuck
Difference.
The content of the invention
To solve the above problems, it is an object of the invention to overcome the deficiencies of the prior art and provide a kind of spirit easy to use
It is living, long lifespan, the accurate earth resistance of power transmission line measurement special complete instrument of measurement data.
The present invention to achieve the above object, is achieved through the following technical solutions：Earth resistance of power transmission line measurement it is special into
Set instrument, include the drop bar of the first wire-wrap board, the second wire-wrap board and two L-shaped, divide on the first wire-wrap board and the second wire-wrap board
Not Chan Rao a ring survey line, connecting line is set between each ring survey line and corresponding drop bar, set on each ring survey line several
The collar, connecting line both ends set a chuck respectively, and ring survey line is connected by the collar with chuck, the first wire-wrap board and the second coiling
Plate sidepiece sets connecting rope respectively, and adapter sleeve is set between corresponding connecting rope, coordinates on one end end of a connecting rope and sets
Clip is put, adapter sleeve opens up the first groove along its length, and the first groove is engaged with the width of connecting rope, on adapter sleeve respectively
The second groove, fixing groove and holding tank are opened up, the first groove communicates with the second groove, and the width of the second groove and clip matches
Close, the second groove is communicated with fixing groove, and fixing groove communicates with holding tank, and fan-shaped limiting plate is set in fixing groove, limiting plate
Inner side cambered surface is engaged with clip outer surface, and the connection end of stopper slot, stopper slot and clip is opened up in the inner side cambered surface of limiting plate
Matching ends, gear ring is set in the outside cambered surface of limiting plate, first gear, electric shifting fork and fixed plate are set in holding tank,
Gear ring is engaged with first gear all the time, and first gear is arranged on first gear axle, and set key in fixed plate, electric shifting fork can
First gear axle is allocated to and coordinated with key, far module is set on electric shifting fork, at least two fix bars, limit are set in fixing groove
Open up the chute of arc on the plate of position, fix bar be located in chute, limiting plate can by chute along fix bar in fixing groove turn
Dynamic, another connecting rope is connected with adapter sleeve.
Further to realize the purpose of the present invention, following technical scheme can also be used：The company of opening up in described adapter sleeve
Hole and link slot are connect, connecting hole and link slot are communicated, and second gear axle, second gear axle and first gear axle are set in link slot
Linked by transmission device, second gear is set on second gear axle, the first rack and second are engaged in second gear both sides respectively
Rack, the first rack lower end connect several first clamp bars by the first cross bar, and the second rack upper end connects number by the second cross bar
Individual second clamp bar, several first clamp bars and several second clamp bars are respectively positioned in connecting hole, and one end of another connecting rope is positioned at number
Between individual first clamp bar and several second clamp bars.Torsion spring is set on described second gear axle.Described several first clamp bars and
Several second clamp bars are interlaced.The first jaws of circle and the second circular jaws, the first jaws are opened up on described chuck
It is engaged with drop bar, the second jaws is engaged with the collar.
The advantage of the invention is that：In the present invention, the collar is set on ring survey line, is easy to be connected with connecting line, the collar leads to
Cross the collar to be connected with chuck, the collar is the aluminum casing that ring survey line outer layer installs additional, and frequent use, can without injuring inner lead
Avoid the stranded phenomenon of ring survey line interior metal after frequently being clamped by chuck, easy to use and flexible, can according to different towers,
Any regulation separated time connection, service life length, measurement data is accurate, reduces the deviation of the result finally measured and actual value.
The present invention can facilitate between two connecting ropes by the way of two connecting ropes connect two wire-wrap boards with an adapter sleeve
Connection, in order to realize the connection and separation of the first wire-wrap board and the second wire-wrap board, during connection, two connecting ropes are played and led respectively
Draw the effect of the first wire-wrap board and the second wire-wrap board, adapter sleeve plays the effect for facilitating people portable, and after connection, people can use and hold
Firmly adapter sleeve lifts the first wire-wrap board and the second wire-wrap board, and after separation, the first wire-wrap board and the second wire-wrap board can be deposited respectively
Put, convenient for collecting and arrangement.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；Fig. 2 is Fig. 1 A to mplifying structure schematic diagram；Fig. 3 is Fig. 1 I amplification
Figure；Fig. 4 is Fig. 3 B to enlarged drawing；Fig. 5 is Fig. 4 another state diagram；Fig. 6 is the line C-C cutaway view Amplified image along Fig. 3；Fig. 7
It is the line D-D sectional view along Fig. 6.
Embodiment
Earth resistance of power transmission line measures special complete instrument, as shown in figure 1, including the first wire-wrap board 1, the second wire-wrap board
2 and the drop bar 33 of two L-shaped, a ring survey line 3, each ring survey line are wound respectively on the first wire-wrap board 1 and the second wire-wrap board 2
Connecting line 32 is set between 3 and corresponding drop bar 33, several collars 30, the both ends of connecting line 32 point are set on each ring survey line 3
Not She Zhi a chuck 31, ring survey line 3 is connected by the collar 30 with chuck 31, and this structure sets the collar 30 on ring survey line 3,
It is easy to be connected with connecting line, the collar 30 is connected by the collar 30 with chuck 31, and the collar 30 is the aluminium set that the outer layer of ring survey line 3 installs additional
Pipe, frequent use can avoid the interior metal after frequently being clamped by chuck 31 of ring survey line 3 stranded without injuring inner lead
Phenomenon, easy to use and flexible can be any to adjust separated time connection, service life length, measurement data essence according to different towers
Really, the deviation of the result finally measured and actual value is reduced.Drop bar 33 is L-shaped, drop bar 33 can by hand drill,
Both hammer can be avoided frequently to tap, the caused caput of drop bar 33 can be spent, and the easy scratching fingers when being taken out from soil, again may be used
To solve when running into compared with dry soil or clay, drop bar is difficult to situation about extracting.First wire-wrap board 1 and the second wire-wrap board 2
Sidepiece sets connecting rope 4 respectively, and adapter sleeve 5 is set between corresponding connecting rope 4, is coordinated on one end end of a connecting rope 4
Clip 12 is set, and adapter sleeve 5 opens up the first groove 13 along its length, and the first groove 13 is engaged with the width of connecting rope 4, even
The second groove 14, fixing groove 15 and holding tank 18 are opened up in female connector 5 respectively, the first groove 13 communicates with the second groove 14, and second
Groove 14 is engaged with the width of clip 12, and the second groove 14 communicates with fixing groove 15, and fixing groove 15 communicates with holding tank 18, Gu
Determine to set fan-shaped limiting plate 16 in groove 15, the inner side cambered surface of limiting plate 16 is engaged with the outer surface of clip 12, limiting plate 16
Stopper slot 17, the connection end matching ends of stopper slot 17 and clip 12, the outside cambered surface of limiting plate 16 are opened up in the cambered surface of inner side
Upper setting gear ring, sets first gear 19, electric shifting fork 24 and fixed plate 25 in holding tank 18, gear ring all the time with first gear 19
Engagement, first gear 19 are arranged on first gear axle 23, and set key in fixed plate 25, electric shifting fork 24 can be by first gear
Axle 23 is allocated to be coordinated with key, and far module is set on electric shifting fork 24, and at least two fix bars 21 are set in fixing groove 15, spacing
The chute 22 of arc is opened up on plate 16, fix bar 21 is located in chute 22, and limiting plate 16 can be by chute 22 along fix bar 21
Rotated in fixing groove 15, another connecting rope 4 is connected with adapter sleeve 5.This structure can facilitate between two connecting ropes 4
Connection, in order to realize the connection and separation of the first wire-wrap board 1 and the second wire-wrap board 2, during connection, two connecting ropes 4 play point
The effect of the first wire-wrap board 1 and the second wire-wrap board 2 is not drawn, and adapter sleeve 5 plays the effect for facilitating people portable, after connection, people
Adapter sleeve 5 can be grasped to lift the first wire-wrap board 1 and the second wire-wrap board 2, after separation, the first wire-wrap board 1 and the second coiling
Plate 2 can be deposited respectively, convenient for collecting and arrangement.During connection, close up clip 12, clip 12 is fixed on the end of connecting rope 4,
Clip 12 and connecting rope 4 are pushed into the second groove 14 and the first groove 13 respectively, after clip 12 enters the second groove 14, it is connected
The stopper slot 17 for holding end to enter on limiting plate 16, rotation connection set 5 or connecting rope 4, make limiting plate 16 turn to opposite side, from
And drive first gear 19 to rotate, after the completion of rotation, by controlling electric shifting fork 24, it is allocated to first gear axle 23 and key
Coordinate so that first gear axle 23 can not circumferential movement, limiting plate 16 can not be rotated back to original position, due to connecting rope 4
It can be moved along the first groove 13, and clip 12 causes it because the stopper slot 17 that its connection end end is limited on plate 16 blocks
It can not be moved along the second groove 14, so that adapter sleeve 5 fixes connecting rope 4 and clip 12, connect adjacent connecting rope 4.
During disengaging, electric shifting fork 24 is controlled, it is dialled first gear axle 23 from the key in fixed plate 25, then by being rotatablely connected set 5
Or connecting rope 4, make the homing of limiting plate 16, then connecting rope 4 and the backtracking of clip 12 are disconnected set 5.This connection
Mode is connected and disconnected from conveniently.
Connecting hole 6 and link slot 7 are opened up in described adapter sleeve 5, connecting hole 6 and link slot 7 are communicated, set in link slot 7
Second gear axle 9 is put, second gear axle 9 is linked with first gear axle 23 by transmission device, and second is set on second gear axle 9
The first rack 10 and the second rack 11 are engaged in gear 8, the both sides of second gear 8 respectively, and the lower end of the first rack 10 passes through the first cross bar
Several first clamp bars 27 are connected, the upper end of the second rack 11 connects several second clamp bars 28, several first clamp bars by the second cross bar
27 and several second clamp bars 28 be respectively positioned in connecting hole 6, the other end of connecting rope 4 is located at several first clamp bars 27 and several second
Between clamp bar 28.This structure can be connected with each other adapter sleeve 5 and one end of another connecting rope 4, before connection, by another
One end of connecting rope 4 is put between several first clamp bars 27 and several second clamp bars 28, treats one end and the company of another connecting rope 4
After female connector 5 connects, first gear axle 23 can produce rotation, and second gear axle 9 is driven by first gear axle 23 to be rotated, and is made several
First clamp bar 27 and several second clamp bars 28 move towards and one end of another connecting rope 4 are clamped, and clamp another connecting rope 4
One end after, first gear axle 23 is allocated to by electric shifting fork 24 in adapter sleeve 5 to be coordinated with key, so that the nothing of first gear axle 23
Method circumferential movement, i.e. second gear axle 9 can not rotate, so as to complete the fixation to another connecting rope 4.The configuration achieves
The linkage locking and opening of two connecting ropes 4, avoid one of disengagement, are easy to store and connect.
Torsion spring 29 is set on described second gear axle 9.This structure can store power, solution in locking by torsion spring 29
During lock, torsion spring 29 reverses second gear axle 9, so that two connecting ropes 4 disengage with adapter sleeve 5 automatically.
Described several first clamp bars 27 and several second clamp bars 28 are interlaced.This structure can make several first folders
The fixation of connecting rope 4 is avoided connecting rope 4 from being disconnected set 5 by bar 27 and several second clamp bars 28.
The first jaws 34 of circle and the second circular jaws 35, the first jaws 34 and ground connection are opened up on described chuck 31
Rod 33 is engaged, and the second jaws 35 is engaged with the collar 30.This structure can increase chuck 31 and drop bar 33 and the collar 30
Contact area, conduct electricity very well, conveniently connect and be connected firmly.
Technical scheme is not restricted in the range of embodiment of the present invention.The not detailed description of the present invention
Technology contents be known technology.
Claims (5)
1. earth resistance of power transmission line measures special complete instrument, it is characterised in that：Including the first wire-wrap board（1）, the second coiling
Plate（2）With the drop bar of two L-shaped（33）, the first wire-wrap board（1）With the second wire-wrap board（2）It is upper to wind a ring survey line respectively
（3）, each ring survey line（3）With corresponding drop bar（33）Between connecting line is set（32）, each ring survey line（3）Upper setting is several
The collar（30）, connecting line（32）Both ends set a chuck respectively（31）, ring survey line（3）Pass through the collar（30）With chuck（31）Even
Connect, the first wire-wrap board（1）With the second wire-wrap board（2）Sidepiece sets connecting rope respectively（4）, corresponding connecting rope（4）Between set
Adapter sleeve（5）, a connecting rope（4）One end end on be equipped with clip（12）, adapter sleeve（5）Is opened up along its length
One groove（13）, the first groove（13）With connecting rope（4）Width be engaged, adapter sleeve（5）It is upper to open up the second groove respectively
（14）, fixing groove（15）And holding tank（18）, the first groove（13）With the second groove（14）Communicate, the second groove（14）With clip
（12）Width be engaged, the second groove（14）With fixing groove（15）Communicate, fixing groove（15）With holding tank（18）Communicate, it is fixed
Groove（15）It is interior that fan-shaped limiting plate is set（16）, limiting plate（16）Inner side cambered surface and clip（12）Outer surface is engaged, spacing
Plate（16）Inner side cambered surface on open up stopper slot（17）, stopper slot（17）With clip（12）Connection end matching ends, it is spacing
Plate（16）Outside cambered surface on gear ring, holding tank are set（18）Interior setting first gear（19）, electric shifting fork（24）And fixed plate
（25）, gear ring all the time with first gear（19）Engagement, first gear（19）Installed in first gear axle（23）On, fixed plate（25）
Upper set key, electric shifting fork（24）Can be by first gear axle（23）It is allocated to and coordinates with key, electric shifting fork（24）It is upper to set remotely
Module, fixing groove（15）At least two fix bars of interior setting（21）, limiting plate（16）On open up the chute of arc（22）, fix bar
（21）Positioned at chute（22）It is interior, limiting plate（16）Chute can be passed through（22）Along fix bar（21）In fixing groove（15）Interior rotation,
Another connecting rope（4）With adapter sleeve（5）Connection.
2. earth resistance of power transmission line according to claim 1 measures special complete instrument, it is characterised in that：Described company
Female connector（5）Inside open up connecting hole（6）And link slot（7）, connecting hole（6）And link slot（7）Communicate, link slot（7）It is interior to set the
Two gear shafts（9）, second gear axle（9）With first gear axle（23）Linked by transmission device, second gear axle（9）Upper setting
Second gear（8）, second gear（8）The first rack is engaged respectively in both sides（10）With the second rack（11）, the first rack（10）Under
End connects several first clamp bars by the first cross bar（27）, the second rack（11）Upper end connects several second folders by the second cross bar
Bar（28）, several first clamp bars（27）With several second clamp bars（28）It is respectively positioned on connecting hole（6）It is interior, another connecting rope（4）'s
One end is located at several first clamp bars（27）With several second clamp bars（28）Between.
3. earth resistance of power transmission line according to claim 2 measures special complete instrument, it is characterised in that：Described
Two gear shafts（9）Upper setting torsion spring（29）.
4. earth resistance of power transmission line according to claim 2 measures special complete instrument, it is characterised in that：Described number
Individual first clamp bar（27）With several second clamp bars（28）It is interlaced.
5. earth resistance of power transmission line according to claim 1 measures special complete instrument, it is characterised in that：Described folder
Head（31）On open up circle the first jaws（34）With the second jaws of circle（35）, the first jaws（34）With drop bar（33）Phase
Coordinate, the second jaws（35）With the collar（30）It is engaged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710845616.2A CN107860974B (en) | 2017-09-19 | 2017-09-19 | Earth resistance of power transmission line measures special complete tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710845616.2A CN107860974B (en) | 2017-09-19 | 2017-09-19 | Earth resistance of power transmission line measures special complete tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107860974A true CN107860974A (en) | 2018-03-30 |
| CN107860974B CN107860974B (en) | 2019-07-12 |
Family
ID=61699340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710845616.2A Active CN107860974B (en) | 2017-09-19 | 2017-09-19 | Earth resistance of power transmission line measures special complete tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107860974B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6288555B1 (en) * | 1997-07-21 | 2001-09-11 | Credence Systems Corporation | Fixture for use in measuring an electrical characteristic of a pogo pin |
| CN201117843Y (en) * | 2007-08-20 | 2008-09-17 | 卢义福 | Breading-proof short circuit earth wire |
| CN202495580U (en) * | 2012-04-12 | 2012-10-17 | 重庆市大足区供电有限责任公司 | Portable short-circuit grounding wire with wire spool |
| CN202616033U (en) * | 2012-05-23 | 2012-12-19 | 浙江龙祥电气有限公司 | Adjustable winding former of transformer |
| CN203071496U (en) * | 2012-12-12 | 2013-07-17 | 衢州电力局 | Multifunctional grounding resistance test auxiliary device |
| CN104444619A (en) * | 2014-10-29 | 2015-03-25 | 国家电网公司 | Measuring and pay-off device special for electric transmission line rod tower ground resistor |
| CN104836039A (en) * | 2015-04-20 | 2015-08-12 | 国网山西省电力公司晋城供电公司 | Combined type power transmission line tower earthing device connecting pipe |
| CN205861772U (en) * | 2016-06-08 | 2017-01-04 | 国家电网公司 | Earth resistance of power transmission line measures special complete instrument |
-
2017
- 2017-09-19 CN CN201710845616.2A patent/CN107860974B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6288555B1 (en) * | 1997-07-21 | 2001-09-11 | Credence Systems Corporation | Fixture for use in measuring an electrical characteristic of a pogo pin |
| CN201117843Y (en) * | 2007-08-20 | 2008-09-17 | 卢义福 | Breading-proof short circuit earth wire |
| CN202495580U (en) * | 2012-04-12 | 2012-10-17 | 重庆市大足区供电有限责任公司 | Portable short-circuit grounding wire with wire spool |
| CN202616033U (en) * | 2012-05-23 | 2012-12-19 | 浙江龙祥电气有限公司 | Adjustable winding former of transformer |
| CN203071496U (en) * | 2012-12-12 | 2013-07-17 | 衢州电力局 | Multifunctional grounding resistance test auxiliary device |
| CN104444619A (en) * | 2014-10-29 | 2015-03-25 | 国家电网公司 | Measuring and pay-off device special for electric transmission line rod tower ground resistor |
| CN104836039A (en) * | 2015-04-20 | 2015-08-12 | 国网山西省电力公司晋城供电公司 | Combined type power transmission line tower earthing device connecting pipe |
| CN205861772U (en) * | 2016-06-08 | 2017-01-04 | 国家电网公司 | Earth resistance of power transmission line measures special complete instrument |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107860974B (en) | 2019-07-12 |
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