CN109856440A - A kind of tester of detection 10kV arrester electrification electric current - Google Patents
A kind of tester of detection 10kV arrester electrification electric current Download PDFInfo
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- CN109856440A CN109856440A CN201910077716.4A CN201910077716A CN109856440A CN 109856440 A CN109856440 A CN 109856440A CN 201910077716 A CN201910077716 A CN 201910077716A CN 109856440 A CN109856440 A CN 109856440A
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- 238000001514 detection method Methods 0.000 title claims abstract description 33
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 88
- 238000009413 insulation Methods 0.000 claims abstract description 51
- 230000006698 induction Effects 0.000 claims abstract description 43
- 238000005096 rolling process Methods 0.000 claims description 8
- 210000000080 chela (arthropods) Anatomy 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 5
- 238000011084 recovery Methods 0.000 claims description 5
- 239000003365 glass fiber Substances 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims 1
- 206010014357 Electric shock Diseases 0.000 abstract description 5
- 230000006835 compression Effects 0.000 abstract 1
- 238000007906 compression Methods 0.000 abstract 1
- 239000004020 conductor Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
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- 238000000034 method Methods 0.000 description 2
- PMVSDNDAUGGCCE-TYYBGVCCSA-L Ferrous fumarate Chemical group [Fe+2].[O-]C(=O)\C=C\C([O-])=O PMVSDNDAUGGCCE-TYYBGVCCSA-L 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
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Abstract
The present invention provides a kind of tester of detection 10kV arrester electrification electric current, and top and the erecting bed of insulating bar are fixed, and is equipped on erecting bed and determines clamp, dynamic clamp, circuit board and power module;Determine the first magnetic induction portion that clamp includes the first fixed mounting portion and is made of the first iron core and coil;Dynamic clamp includes the second mounting portion being rotatablely installed and the second magnetic induction portion being made of the second iron core and coil;Reset spring is fixed between the first and second mounting portions, makes the first and second iron cores at the closed loop of head and the tail connection;Insulation traction rope is fixed with the second magnetic induction portion, compression reseting spring when drop-down, makes the first and second iron cores disconnection closed loop, after the entrance of 10kV arrester ground lead, it unclamps drop-down reset spring to reset, the first and second iron cores are connected at head and the tail again, realize current signal acquisition and detection function.Implement the present invention, change current sensor holding mode, enhance worker safety's operating distance, avoids the risk of electric shock.
Description
Technical field
The present invention relates to 10kV arrester detection of electrical leakage technical field more particularly to a kind of detection 10kV arrester electrification electricity
The tester of stream.
Background technique
Arrester live detection is the effective means for detecting arrester built-in electrical insulation performance, passes through the lightning-arrest leakage electricity of detection
The amplitude and phase of stream, the problems such as can effectively finding arrester valve piece aging, make moist.
Currently, the main means of detection leakage current of an arrester are that pincerlike current sensor is directly held by staff,
Jaw to be opened and after blocking arrester ground lead to be detected, obtains arrester to be detected by way of electromagnetic induction
Ground lead current signal come realize arrester electrification electric current detection.
Aforesaid way is only applicable to 110kV and the biggish arrester checks of the above insulation distance.But it is lightning-arrest to carry out 10kV
When device live detection, since 10kV arrester ground lead distance 10kV energized conductor only has 0.25 ~ 0.3 meter, and staff
Distance 10kV charging equipment should at least reach 0.7 meter (i.e. safe distance), if still directly holding pincerlike current sense using above-mentioned
The operation mode of device, because the distance between staff's hand and 10kV energized conductor (i.e. 0.25 ~ 0.3 meter) is less than safe distance
(0.7 meter), to there is the risk of electric shock.
Summary of the invention
The technical problem to be solved by the embodiment of the invention is that providing a kind of survey of detection 10kV arrester electrification electric current
Try instrument, changing by way of current sensor is directly held in the prior art, it is effective enhance worker safety's operation away from
From to avoid the risk got an electric shock when detection 10kV arrester electrification electric current.
In order to solve the above-mentioned technical problem, the embodiment of the invention provides a kind of surveys of detection 10kV arrester electrification electric current
Try instrument, matched with 10kV arrester ground lead, including insulating bar, erecting bed, determine clamp, move clamp, reset spring with
And insulation traction rope;Wherein,
One end of the erecting bed and the top of the insulating bar are mutually fixed, and the other end, which is equipped with, described determines clamp and the dynamic pincers
Folder, and the middle part between both ends is equipped with the circuit board and power module tested and analyzed for current signal;Wherein, the circuit
Be reserved on plate respectively with two interfaces determining clamp and the dynamic clamp and being connected;
It is described determine clamp include the first mounting portion and the first magnetic induction portion;Wherein, first mounting portion and the erecting bed phase
It is fixed, first magnetic induction portion is fixed on one end far from the insulating bar, intermediate position is equipped with for described in fixation
First fixed bit of reset spring one end;First magnetic induction portion includes the first iron core and is wrapped in the outer of first iron core
Surface and the first coil being connected with the interface that the circuit board is reserved;
The dynamic clamp includes the second mounting portion and the second magnetic induction portion;Wherein, second mounting portion is rotated by shaft
It is installed on the erecting bed, second magnetic induction portion is fixed on one end far from the insulating bar, middle part, which is equipped with, to be used
In the second fixed bit of the fixation reset spring other end;Second magnetic induction portion includes the second iron core and is wrapped in described
The outer surface of second iron core and the second coil being connected with another interface that the circuit board is reserved, and the two of second iron core
It holds and is oppositely arranged with the both ends of first iron core;
The both ends of the reset spring are individually fixed in the first fixed bit set by first mounting portion and second installation
After second fixed bit set by portion, the second iron core on first iron core determined on clamp and the dynamic clamp is allowed to form head and the tail
The closed loop iron core of connection;
One end of the insulation traction rope is mutually fixed with second magnetic induction portion, and the other end is set close to the bottom end of the insulating bar
It sets;
Wherein, when the insulation traction rope is applied drop-down external force, the dynamic clamp is driven to determine clamp direction fortune along far from described
The reset spring is moved and compressed, allows first iron core for determining clamp to disconnect closed loop with the second iron core of the dynamic clamp and connects
It is formed with the gap for 10kV arrester ground lead disengaging, and to the 10kV arrester ground lead positioned at described
After determining between the first iron core of clamp and the second iron core of the dynamic clamp, unclamps the insulation traction rope and pull down external force, make institute
Reset spring reset is stated, the second iron core of first iron core for determining clamp and the dynamic clamp is allowed to form head and the tail connection again
Closed loop iron core is realized to the current signal acquisition of the 10kV arrester ground lead and detection function.
Wherein, further includes: driving component;The driving component includes towing plate and bail;Wherein,
One end rotation of the towing plate is installed on the one end of the erecting bed far from the insulating bar, and the other end is fixed
Bail is stated, the middle part between both ends is fixed with the insulation traction rope;
The bail is ring structure, and inner ring sleeve is set to the outer surface at the middle part in the second magnetic induction portion of the dynamic clamp
On, and annular diameters are less than the length in second magnetic induction portion;
Wherein, when the insulation traction rope is applied drop-down external force, the towing plate is pulled to determine clamp direction fortune along far from described
It is dynamic, and the dynamic clamp is driven to determine clamp side along far from described after driving the bail to move to the second position from first position
To movement;
When the insulation traction rope is released drop-down external force, the dynamic clamp is driven using the active force that the reset spring resets
Towards it is described determine clamp direction move, and drive the bail to restore to the first position to come from the second position so that
The towing plate determines clamp direction exercise recovery to original state towards described.
Wherein, the bail is made of upper clamp plate and lower clamp plate;Wherein,
Made of the upper clamp plate includes the first bottom plate and extends in the same direction along the edge of the first bottom plate opposite sides
First side plate and the second side plate;Wherein, it is reserved between first side plate and second side plate for accommodating the dynamic pincers
First space of the lateral wall in the second magnetic induction portion of folder;
Made of the lower clamp plate includes the second bottom plate and extends in the same direction along the edge of the second bottom plate opposite sides
Third side plate and the 4th side plate;Wherein, it is reserved between the third side plate and the 4th side plate for accommodating the dynamic pincers
The lateral wall in the second magnetic induction portion of folder removes the second space of the exterior domain positioned at first space;
Wherein, it is connected with the third side plate between the upper clamp plate and the lower clamp plate by first side plate and described second
On the outer surface at the middle part in side plate and complete the second magnetic induction portion set on the dynamic clamp of the 4th side plate assembled end
Closed loop configuration.
Wherein, the erecting bed includes lower case and the upper housing that is installed on above the lower case;Wherein,
The first groove and the second groove are formed in the lower case;Wherein, first groove is towards the insulating bar direction
Setting, and accommodate the circuit board and the power module;Second groove is arranged far from the insulating bar direction, bottom
Wall is equipped with the first positioning column for installing first mounting portion for determining clamp, and is being located remotely from the insulating bar direction
Side wall on and the corresponding adjacent side wall far from first positioning column direction on offer the opening being connected simultaneously;Institute
The first mounting portion of clamp and the second mounting portion of the dynamic clamp are determined described in the openings house for stating the second groove, and are equipped with and are used for
The first positioning hole of installed shaft one end on second mounting portion of the fixed dynamic clamp;
Third groove corresponding with first groove and corresponding with second groove is formed on the upper housing
The 4th groove;Wherein, the third groove is arranged towards the insulating bar direction, and is covered on the circuit board and the electricity
The top of source module;4th groove is arranged far from the insulating bar direction, and bottom wall is equipped with for determining with described first
The second positioning column for matching of position column, and it is on the side wall for being located remotely from the insulating bar direction and corresponding adjacent far from described
The opening being connected is offered on the side wall in the second positioning column direction simultaneously;It is clamped surely described in the openings house of 4th groove
First mounting portion of folder and the second mounting portion of the dynamic clamp, and it is equipped with the second mounting portion for fixing the dynamic clamp
The second location hole of the installed shaft other end;
Wherein, after the lower case and the upper housing are fastened and are fixed together, first groove and the third groove
Between accommodate the circuit board and the power module, it is described fixed to accommodate between second groove and the 4th groove
Second mounting portion of the first mounting portion of clamp and the dynamic clamp, and opening between second groove and the 4th groove
Mouth becomes the gap that the second magnetic induction portion of the dynamic clamp passes in and out.
Wherein, consolidated between the top of the insulating bar and the erecting bed by tail portion fixed block and fixed handwheel
It is fixed;Wherein,
The insulating bar be formed on the side side towards the tail portion fixed block circumferential multiple double wedges and
Third location hole positioned at the multiple double wedge circle distribution center, and the multiple double wedge and the third location hole are close to
The top of the insulating bar is arranged;
First card slot fixed for the side clamping of the tail portion fixed block is formed in the lower case of the erecting bed, it is described
The upper housing of erecting bed is formed with second card slot fixed for the other side clamping of the tail portion fixed block;
The tail portion fixed block is cylinder, the through-hole of the cylinder is formed through in central axial direction, and at center
Second with the first card slot of the lower case and the upper housing is respectively formed in two opposing sidewalls on axis direction
Two horizontal location tenons of card slot phase clamping cooperation, and be formed on one end end face towards the insulating bar with described logical
The central point in hole is that the center of circle carries out circle distribution and formed with multiple double wedges on the insulating bar to engage the multiple of connection cooperation
Vertical tenon;
The fixed handwheel includes turntable and rotating bar;Wherein, the rotating bar pass perpendicularly through the turntable and with described turn
Disk is mutually fixed together, and one end is fixed on the insulation after the tail portion fixed block along the through-hole of the tail portion fixed block
On the third location hole of bar;
Wherein, two horizontal location tenons of the tail portion fixed block are fixed on the first card slot and the upper casing of the lower case
After second card slot of body, by rotating the fixed handwheel, make the vertical tenon of the tail portion fixed block and the insulating bar
Dislocation engagement occurs between double wedge, realizes that the corner dimension between the insulating bar and the erecting bed changes.
Wherein, further includes: insulation traction rope limited block;Wherein,
The insulation traction rope limited block includes horizontal block and is set on the horizontal baffle same side and sets relatively
Two rectangular blocks set;Wherein, the rotating bar of the horizontal block and the fixed handwheel is far from one end of the insulating bar
It is mutually fixed;Described two rectangular blocks are and equal with the rotating bar of the fixed handwheel towards the turntable of the fixed handwheel
Row;It is reserved between each rectangular block and the rotating bar of the fixed handwheel and between the turntable of the fixed handwheel
Accommodate it is described insulation traction rope disengaging gap, and the length of each rectangular block be all larger than it is described insulation traction rope rope it is wide.
Wherein, further includes: rolling bearing;Wherein,
The rolling bearing is installed in the rotating bar of the fixed handwheel, and be located at the fixed handwheel turntable and it is described absolutely
Between the horizontal block of edge traction rope limited block, and it is formed around with along perimeter for institute on the outer surface of the rolling bearing
State the annular groove that insulation traction rope is limited.
Wherein, further includes: tail portion block, charging connector and button switch;Wherein,
The lower case of the erecting bed is equipped between first groove and first card slot and is used for the tail portion block card
Fixed third card slot is held, the upper housing of the erecting bed is equipped between the third groove and second card slot and is used for institute
State the 4th fixed card slot of tail portion block clamping;
The first mounting hole for installing the charging connector is formed on the tail portion block and for installing the button
Second mounting hole of switch;
The charging connector is installed on the first mounting hole of the tail portion block, and is connected with the power module;
The button switch is installed on the second mounting hole of the tail portion block, and is connected with the circuit board.
Wherein, the second iron core of first iron core for determining clamp and the dynamic clamp is semicircular structure.
Wherein, the insulating bar is made by glass fibre.
The implementation of the embodiments of the present invention has the following beneficial effects:
1, in embodiments of the present invention, in lightning arrester live-line test operation, the first of clamp is determined by insulation traction rope control
Current sensor jaw is realized in the folding (i.e. the open and close of the closed loop of head and the tail connection) of second iron core of iron core and dynamic clamp
Folding makes staff that the test of arrester electrification electric current can be completed in the case where keeping and 10kV conductor safe distance,
It is effective to enhance worker safety's operating distance to change the mode that current sensor in the prior art is directly held,
Avoid the risk of electric shock;
2, in embodiments of the present invention, consolidated between the top and erecting bed of insulating bar by tail portion fixed block and fixed handwheel
It is fixed, and handwheel is fixed by rotating, generation dislocation between the vertical tenon of tail portion fixed block and the double wedge of insulating bar is engaged,
Realize that the corner dimension between insulating bar and erecting bed changes, to meet the needs of staff's test angle.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention, for those of ordinary skill in the art, without any creative labor, according to
These attached drawings obtain other attached drawings and still fall within scope of the invention.
Fig. 1 is the general assembly drawing for the tester that detection 10kV arrester provided in an embodiment of the present invention charges electric current;
Fig. 2 is the exploded perspective figure for the tester that detection 10kV arrester provided in an embodiment of the present invention charges electric current;
Fig. 3 is the schematic perspective view of the upper clamp plate of bail in Fig. 1;
Fig. 4 is the schematic perspective view of the lower clamp plate of bail in Fig. 1
Fig. 5 is the schematic perspective view of the upper housing of erecting bed in Fig. 1;
Fig. 6 is the schematic perspective view of the lower case of erecting bed in Fig. 1;
Fig. 7 is the schematic perspective view that clamp is determined in Fig. 1;
Fig. 8 is the schematic perspective view that clamp is moved in Fig. 1;
Fig. 9 is the sectional perspective structural schematic diagram of insulating bar in Fig. 1;
Figure 10 is the schematic perspective view of tail portion fixed block in Fig. 1;
Figure 11 is the schematic perspective view that handwheel is fixed in Fig. 1;
Figure 12 is the schematic perspective view of insulation traction rope limited block in Fig. 1.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, the present invention is made into one below in conjunction with attached drawing
Step ground detailed description.
The direction and position term that the present invention is previously mentioned, for example, "upper", "lower", "front", "rear", "left", "right", "inner", "
Outside ", " top ", " bottom ", " side " etc. are only direction or position with reference to attached drawing.Therefore, the direction used and position term
It is rather than the limiting the scope of the invention to illustrate and understand the present invention.
It as shown in Figures 1 to 12, is a kind of survey of the detection 10kV arrester electrification electric current in the embodiment of the present invention, provided
Try instrument, matched with 10kV arrester ground lead (not shown), including insulating bar 1, erecting bed 2, determine clamp 3, move clamp
4, reset spring 5 and insulation traction rope 6;Wherein,
One end of erecting bed 2 and the top for the insulating bar 1 being made by glass fibre are mutually fixed, and the other end, which is equipped with, determines clamp
3 and dynamic clamp 4, and the middle part between both ends is equipped with the circuit board 21 tested and analyzed for current signal and power module (such as
The lithium battery of charging);Wherein, it is reserved with respectively with two interfaces determining clamp 3 and dynamic clamp 4 and be connected, is used on circuit board 21
Current signal acquisition;Certainly, the interface of the performances push-button switch such as starting or disconnection and interruption can be also reserved with;
Determining clamp 3 includes the first mounting portion 31 and the first magnetic induction portion 32;Wherein, the first mounting portion 31 is fixed with 2 phase of erecting bed,
It is fixed with the first magnetic induction portion 32 on one end far from insulating bar 1, intermediate position is equipped with for 5 one end of fixed reset spring
First fixed bit;First magnetic induction portion 32 includes the first iron core and the outer surface for being wrapped in the first iron core and reserves with circuit board 21
The connected first coil of an interface;
Dynamic clamp 4 includes the second mounting portion 41 and the second magnetic induction portion 42;Wherein, the peace that the second mounting portion 41 is rotated by shaft
Loaded on the second magnetic induction portion 42 on erecting bed 2, is fixed on one end far from insulating bar 1, middle part, which is equipped with, is used for fixed reset
Second fixed bit of 5 other end of spring;Second magnetic induction portion 42 includes the second iron core and is wrapped in the outer surface of the second iron core simultaneously
The second coil being connected with another interface that circuit board 21 is reserved, and the both ends of the second iron core and the both ends of the first iron core carry out phase
To setting;It should be noted that shaft should be set as close as possible to the connected end between the second mounting portion 41 and the second magnetic induction portion 42
It sets, according to principle of moments in mechanics, learns and be provided in this way conducive to the reset of reset spring 5;
The both ends of reset spring 5 are individually fixed in set by the first fixed bit set by the first mounting portion 31 and the second mounting portion 41
After second fixed bit, allows and determine the closed loop iron that the second iron core on the first iron core and dynamic clamp 4 on clamp 3 forms head and the tail connection
Core;
One end of insulation traction rope 6 is fixed with 42 phase of the second magnetic induction portion, and the other end is arranged close to the bottom end of insulating bar 1;
Wherein, when insulation traction rope 6 is applied drop-down external force, drive dynamic clamp 4 along moving and compress again far from determine 3 direction of clamp
Position spring 5 allows the second iron core of the first iron core for determining clamp 3 and dynamic clamp 4 to disconnect closed loop and connect to be formed with and takes shelter from the thunder for 10kV
The gap of device ground lead disengaging, and it is located to 10kV arrester ground lead the of the first iron core and dynamic clamp 4 of determining clamp 3
It after between two iron cores, unclamps insulation traction rope 6 and pulls down external force, reset reset spring 5, allow and determine the first iron core of clamp 3 and dynamic
Second iron core of clamp 4 forms the closed loop iron core of head and the tail connection again, realizes the current signal to 10kV arrester ground lead
Acquisition and detection function.
It should be noted that the second mounting portion 41 and the first mounting portion 31 are staggered (such as scissors or so handle),
Second iron core of the first iron core and dynamic clamp 4 that can be achieved with determining clamp 3 in this way disconnects closed loop to meet 10kV arrester ground
Lead disengaging and current signal acquisition, detection.Since the second mounting portion 41 and the first mounting portion 31 are staggered, at this moment
Need to determine the first iron core of clamp 3 or the second iron core of dynamic clamp 4 both ends be each formed with other side enter realize end face fitting and
Other side leaves the stepped section for realizing that end face is detached from.In one example, determine clamp 3 the first iron core and dynamic clamp 4
Two iron cores are semicircular structure;Wherein, the both ends end face of the first iron core is respectively facing second iron core and extends two columns
Shape convex block, and the width of each convex block is respectively less than the both ends end face width of the first iron core;The both ends of reset spring 5 are individually fixed in
After second fixed bit set by first fixed bit set by first mounting portion 31 and the second mounting portion 41, second on clamp 4 is moved
The both ends end face of iron core is bonded with the first iron core both ends end face determined on clamp 3 respectively, forms the first iron core and the second iron core
The closed loop iron core of head and the tail connection.
In embodiments of the present invention, in order to improve the safety of staff's operation and protect the wind of dynamic 4 drawing crack of clamp
Danger, it may be considered that insulation traction rope 6 is not directly anchored on dynamic clamp 4, is improved by other driving components.
Therefore, tester further include: driving component, the driving component include towing plate 71 and bail 72;Wherein, it draws
One end rotation of plate 71 is installed on the one end of erecting bed 2 far from insulating bar 1, and the other end is fixed with bail 72, between both ends
Middle part be fixed with insulation traction rope 6;Bail 72 is ring structure, and inner ring sleeve is set to the second magnetic induction portion of dynamic clamp 4
On the outer surface at 42 middle part, and annular diameters are less than the length in the second magnetic induction portion 42;
When the traction rope 6 that insulate is applied drop-down external force, pull towing plate 71 along moving far from determining 3 direction of clamp, and drive and lead
Draw and drives dynamic clamp 4 along moving far from determining 3 direction of clamp after ring 72 moves to the second position from first position;And when insulation traction
When rope 6 is released drop-down external force, dynamic clamp 4 is driven to move towards 3 direction of clamp is determined using the active force that reset spring 5 resets,
And drive bail 72 to restore to first position to come from the second position so that towing plate 71 towards determine 3 direction exercise recovery of clamp to
Original state.
It is understood that bail 72 can be integrally formed, it is also possible to dismountable mode and forms.In an example
In, disassembly is improved using dismountable mounting means and the convenient of operation is installed, and bail 72 is by upper clamp plate 721 under at this time
Clamping plate 722 forms;Wherein, upper clamp plate 721 include the first bottom plate 7211 and along the edge of 7211 opposite sides of the first bottom plate towards same
First side plate 7212 and the second side plate 7213 made of one direction extends;Wherein, the first side plate 7212 and the second side plate 7213 it
Between be reserved with the second magnetic induction portion 42 for accommodating dynamic clamp 4 lateral wall the first space;
Lower clamp plate 722 includes the second bottom plate 7221 and extends in the same direction along the edge of 7221 opposite sides of the second bottom plate
Third side plate 7222 and the 4th side plate 7223;Wherein, it is reserved between third side plate 7222 and the 4th side plate 7223 for holding
Receive clamp 4 the second magnetic induction portion 42 lateral wall remove positioned at the first space exterior domain second space;
Wherein, it is connected with third side plate 7222 between upper clamp plate 721 and lower clamp plate 722 by the first side plate 7212 and the second side plate
7213 with closing on the outer surface at the middle part in complete the second magnetic induction portion 42 for being set to dynamic clamp 4 of 7223 assembled end of the 4th side plate
Ring structure.Certainly, upper clamp plate 721 and lower clamp plate 722 are that lock between the two is realized by fastener or other latching devices
Tight and disengaging, and the installation position of fastener or other latching devices is that setting is corresponding on upper clamp plate 721 and lower clamp plate 722
On side plate.
In embodiments of the present invention, erecting bed 2 guarantees the safety of internal part using the box body structure fastened and makes
With the service life, erecting bed 2 includes lower case 22 and the upper housing 23 for being installed on 22 top of lower case at this time;Wherein,
The first groove 221 and the second groove 222 are formed in lower case 22;Wherein, the first groove 221 is towards 1 direction of insulating bar
Setting, and accommodate circuit board 21 and power module;Second groove 222 is arranged far from 1 direction of insulating bar, and bottom wall, which is equipped with, to be used
In installation determine clamp 3 the first mounting portion 31 the first positioning column 2221, and on the side wall for being located remotely from 1 direction of insulating bar and
The opening being connected is offered simultaneously on the corresponding adjacent side wall far from 2221 direction of the first positioning column;Second groove 222
Openings house determine the first mounting portion 31 of clamp 3 and the second mounting portion 41 of dynamic clamp 4, and be equipped with for fixed dynamic clamp 4
The second mounting portion 41 on installed shaft one end first positioning hole 2222;
Third groove 231 corresponding with the first groove 221 and corresponding with the second groove 222 is formed on upper housing 23
4th groove 232;Wherein, third groove 231 is arranged towards 1 direction of insulating bar, and is covered on circuit board 21 and power module
Top;4th groove 232 is arranged far from 1 direction of insulating bar, and bottom wall is equipped with for matching with the first positioning column 2221
Second positioning column 2321, and it is on the side wall for being located remotely from 1 direction of insulating bar and corresponding adjacent far from the second positioning column 2321
The opening being connected is offered on the side wall in direction simultaneously;The openings house of 4th groove 232 determines the first mounting portion of clamp 3
31 and dynamic clamp 4 the second mounting portion 41, and it is another to be equipped with installed shaft on the second mounting portion 41 for fixed dynamic clamp 4
The second location hole 2232 at end;
Wherein, after lower case 22 and upper housing 23 are fastened and be fixed together, hold between the first groove 221 and third groove 231
Receiving has circuit board 21 and power module, accommodates the first mounting portion for determining clamp 3 between the second groove 222 and the 4th groove 232
31 and dynamic clamp 4 the second mounting portion 41, and the opening between the second groove 222 and the 4th groove 232 becomes the of dynamic clamp 4
The gap of two magnetic induction portions 42 disengaging.
In embodiments of the present invention, meet work people to realize between insulating bar 1 and erecting bed 2 corner dimension adjustment
The operational requirements of member, have carried out corresponding design to the connection structure between insulating bar 1 and erecting bed 2.At this point, the top of insulating bar 1
It is fixed between end and erecting bed 2 by tail portion fixed block 8 and fixed handwheel 9.
Wherein, insulating bar 1 is formed with circumferential multiple double wedges 11 on the side side towards tail portion fixed block 8
And the third location hole 12 positioned at multiple 11 circle distribution centers of double wedge, and multiple double wedges 11 and third location hole 12 are close to
The top of insulating bar 1 is arranged;
First card slot 223 fixed for the side clamping of tail portion fixed block 8, installation are formed in the lower case 22 of erecting bed 2
The upper housing 23 of platform 2 is formed with second card slot 233 fixed for the other side clamping of tail portion fixed block 8;
Tail portion fixed block 8 is cylinder, the through-hole 81 of cylinder is formed through in central axial direction, and in central axis side
The second card slot 233 with the first card slot 223 of lower case 22 and upper housing 23 is respectively formed in two upward opposing sidewalls
Two horizontal location tenons 82 of phase clamping cooperation, and be formed on one end end face towards insulating bar 1 with the through-hole 81
Central point is that the center of circle carries out circle distribution and formed with multiple double wedges 11 on insulating bar 1 to engage the multiple vertical convex of connection cooperation
Tenon 83;
Fixed handwheel 9 includes turntable 91 and rotating bar 92;Wherein, rotating bar 92 passes perpendicularly through turntable 91 and consolidates with 91 phase of turntable
It is scheduled on together, one end is fixed on the third positioning of insulating bar 1 along the through-hole 81 of tail portion fixed block 8 after tail portion fixed block 8
On hole 12;
Wherein, two horizontal location tenons 82 of tail portion fixed block 8 are fixed on the first card slot 223 and upper housing 23 of lower case 22
The second card slot 233 after, by rotating fixed handwheel 9, make the vertical tenon 83 of tail portion fixed block 8 and the double wedge 11 of insulating bar 1
Between dislocation engagement occurs, realize that the corner dimension between insulating bar 1 and erecting bed 2 changes.
In embodiments of the present invention, it in order to avoid insulation traction rope 6 to shake in operation as far as possible, therefore also wraps
It includes: for shake to insulation traction rope 6 the insulation traction rope limited block 10 of limitation;Wherein, insulate traction rope limited block 10
Including horizontal block 101 and two rectangular blocks 102 being set on 101 same side of horizontal baffle and be oppositely arranged;Its
In, the one end of horizontal block 101 with rotating bar 92 far from insulating bar 1 is mutually fixed;Two rectangular blocks 102 are towards fixed handwheel
9 turntable 91, and it is parallel with the fixed rotating bar 92 of handwheel 9;The rotating bar 92 of each rectangular block 102 and fixed handwheel 9
Between and be reserved between the turntable 91 of fixed handwheel 9 gap of the disengaging of housing insulation traction rope 6, and each vertical gear
The rope that the length of block 102 is all larger than insulation traction rope 6 is wide.
In embodiments of the present invention, occur shaking in operation and real to further avoid insulation traction rope 6
Now draw insulation traction rope 6 laborsaving, therefore further include: for realizing the rolling bearing 110 of pulley function to insulation traction rope 6;
Wherein, rolling bearing 110 is installed in the rotating bar 92 of fixed handwheel 9, and is located at turntable 91 and the insulation traction of fixed handwheel 9
Between the horizontal block 101 of rope limited block 10, and it is formed around with along perimeter for insulation on the outer surface of rolling bearing 110
The annular groove that traction rope 6 is limited.
In embodiments of the present invention, in order to realize the airtightness and the functions such as charging and unlatching of 2 internal components of erecting bed,
Therefore detector further include: tail portion block 120, charging connector 130 and button switch 140;Wherein, the lower case 22 of erecting bed 2
The third card slot 224 fixed for 120 clamping of tail portion block, erecting bed are equipped between the first groove 221 and the first card slot 223
2 upper housing 23 is equipped with fourth card fixed for 120 clamping of tail portion block between third groove 231 and the second card slot 233
Slot 234;The first mounting hole 1201 for installing charging connector 130 is formed on tail portion block 120 and for installing button
Second mounting hole 1202 of switch 140;Charging connector 130 is installed on the first mounting hole 1201 of tail portion block 120, and with electricity
Source module is connected;Button switch 140 is installed on the second mounting hole 1202 of tail portion block 120, and is connected with circuit board 21.
The use principle that one of embodiment of the present invention detects the tester of 10kV arrester electrification electric current is to test
In the process, circuit board 21 and the operation of other components first in staff's open detection instrument;Secondly, hand-held insulating bar 1 is close
Insulation traction rope 6 is pulled after 10kV arrester ground lead, is driven bail 72 to move to the second position from first position and is carried out band
Dynamic dynamic clamp 4 allows the second iron core disconnection closed loop of the first iron core and dynamic clamp 4 of determining clamp 3 along moving far from determine 3 direction of clamp
Connection is formed with the gap for the disengaging of 10kV arrester ground lead;Then, mobile insulating bar 1, to 10kV arrester ground
Lead unclamps insulation traction rope 6 and pulls down external force, benefit after determining between the first iron core of clamp 3 and the second iron core of dynamic clamp 4
It drives dynamic clamp 4 to move towards 3 direction of clamp is determined with the active force that reset spring 5 resets, and drives bail 72 from second
Recovery is set to first position, so that towing plate 71 allows again towards 3 direction exercise recovery of clamp is determined to original state and determines clamp 3
The first iron core and dynamic clamp 4 the second iron core formed again head and the tail connection closed loop iron core become one closure ring current
Sensor can be realized to the current signal acquisition of 10kV arrester ground lead and detection function.
Certainly, if feeling, the first iron core of clamp 3 and the second iron core of dynamic clamp 4 are determined in the disengaging of 10kV arrester ground lead
The gap of formation is inconvenient or to look up operation more difficult, can also make tail portion fixed block 8 by rotating fixed handwheel 9
Dislocation occurs between vertical tenon 83 and the double wedge 11 of insulating bar 1 to engage, realizes that the angle between insulating bar 1 and erecting bed 2 is big
It is small to change to meet the demand of the operational requirements of staff and test angle.
After the completion of test, staff pulls insulation traction rope 6 first, allows the first iron core and dynamic clamp 4 for determining clamp 3
The second iron core disconnect closed loop connection;Then, mobile insulating bar 1, so that 10kV arrester ground lead, which is located at, determines the of clamp 3
Except second iron core of one iron core and dynamic clamp 4, the disengaging of tester Yu 10kV arrester ground lead can be realized.
The implementation of the embodiments of the present invention has the following beneficial effects:
1, in embodiments of the present invention, in lightning arrester live-line test operation, the first of clamp is determined by insulation traction rope control
Current sensor jaw is realized in the folding (i.e. the open and close of the closed loop of head and the tail connection) of second iron core of iron core and dynamic clamp
Folding makes staff that the test of arrester electrification electric current can be completed in the case where keeping and 10kV conductor safe distance,
It is effective to enhance worker safety's operating distance to change the mode that current sensor in the prior art is directly held,
Avoid the risk of electric shock;
2, in embodiments of the present invention, consolidated between the top and erecting bed of insulating bar by tail portion fixed block and fixed handwheel
It is fixed, and handwheel is fixed by rotating, generation dislocation between the vertical tenon of tail portion fixed block and the double wedge of insulating bar is engaged,
Realize that the corner dimension between insulating bar and erecting bed changes, to meet the needs of staff's test angle.
Above disclosed is only a preferred embodiment of the present invention, cannot limit the power of the present invention with this certainly
Sharp range, therefore equivalent changes made in accordance with the claims of the present invention, are still within the scope of the present invention.
Claims (10)
1. a kind of tester of detection 10kV arrester electrification electric current, matches, feature with 10kV arrester ground lead
It is, including insulating bar (1), erecting bed (2), determines clamp (3), dynamic clamp (4), reset spring (5) and insulation traction rope
(6);Wherein,
One end of the erecting bed (2) and the top of the insulating bar (1) are mutually fixed, and the other end, which is equipped with, described determines clamp (3)
With the dynamic clamp (4), and the middle part between both ends be equipped with for current signal test and analyze circuit board (21) and power supply
Module;Wherein, be reserved on the circuit board (21) respectively with two for determining clamp (3) and the dynamic clamp (4) and being connected
Interface;
It is described determine clamp (3) include the first mounting portion (31) and the first magnetic induction portion (32);Wherein, first mounting portion (31)
It is mutually fixed with the erecting bed (2), first magnetic induction portion (32) is fixed on one end far from the insulating bar (1),
Intermediate position is equipped with the first fixed bit for fixing the reset spring (5) one end;First magnetic induction portion (32) includes
First iron core and be wrapped in first iron core outer surface and with the circuit board (21) reserve an interface be connected first
Coil;
The dynamic clamp (4) includes the second mounting portion (41) and the second magnetic induction portion (42);Wherein, second mounting portion (41)
It is installed on the erecting bed (2) by what shaft rotated, described second is fixed on one end far from the insulating bar (1)
Magnetic induction portion (42), middle part are equipped with the second fixed bit for fixing the reset spring (5) other end;Second magnetic induction
Portion (42) includes the second iron core and the outer surface for being wrapped in second iron core and another connects with what the circuit board (21) were reserved
The second connected coil of mouth, and the both ends of second iron core and the both ends of first iron core are oppositely arranged;
The both ends of the reset spring (5) are individually fixed in the first fixed bit set by first mounting portion (31) and described
After second fixed bit set by two mounting portions (41), allow on first iron core determined on clamp (3) and the dynamic clamp (4)
Second iron core forms the closed loop iron core of head and the tail connection;
One end of insulation traction rope (6) is mutually fixed with second magnetic induction portion (42), and the other end is close to the insulating bar
(1) bottom end setting;
Wherein, when the insulation traction rope (6) is applied drop-down external force, the dynamic clamp (4) is driven to determine clamp along far from described
(3) direction moves and compresses the reset spring (5), allows the of first iron core for determining clamp (3) and the dynamic clamp (4)
Two iron cores disconnect closed loop connection and are formed with the gap passed in and out for the 10kV arrester ground lead, and lightning-arrest to the 10kV
After device ground lead is between first iron core for determining clamp (3) and the second iron core of the dynamic clamp (4), described in release
Insulate traction rope (6) pull down external force, make the reset spring (5) reset, allow first iron core for determine clamp (3) and it is described move
Second iron core of clamp (4) forms the closed loop iron core of head and the tail connection again, realizes the electricity to the 10kV arrester ground lead
Flow signal acquisition and detection function.
2. the tester of detection 10kV arrester electrification electric current as described in claim 1, which is characterized in that further include: traction
Component;The driving component includes towing plate (71) and bail (72);Wherein,
One end for being installed on the erecting bed (2) separate the insulating bar (1) of one end rotation of the towing plate (71), it is another
End is fixed with the bail (72), and the middle part between both ends is fixed with the insulation traction rope (6);
The bail (72) is ring structure, and inner ring sleeve is set in the second magnetic induction portion (42) of the dynamic clamp (4)
On the outer surface in portion, and annular diameters are less than the length in second magnetic induction portion (42);
Wherein, when the insulation traction rope (6) is applied drop-down external force, the towing plate (71) is pulled to determine clamp along far from described
(3) direction moves, and dynamic clamp (4) edge is driven after driving the bail (72) to move to the second position from first position
The movement of clamp (3) direction is determined far from described;
When the insulation traction rope (6) is released drop-down external force, driven using the active force that the reset spring (5) reset described
Dynamic clamp (4) determine the movement of clamp (3) direction towards described, and the bail (72) is driven to restore from the second position to institute
First position is stated to come so that the towing plate (71) determines clamp (3) direction exercise recovery to original state towards described.
3. the tester of detection 10kV arrester electrification electric current as claimed in claim 2, which is characterized in that the bail
(72) it is made of upper clamp plate (721) and lower clamp plate (722);Wherein,
The upper clamp plate (721) include the first bottom plate (7211) and along the edge of the first bottom plate (7211) opposite sides towards same
First side plate (7212) and the second side plate (7213) made of one direction extends;Wherein, first side plate (7212) and described
The first of the lateral wall in the second magnetic induction portion (42) for accommodating the dynamic clamp (4) is reserved between second side plate (7213)
Space;
The lower clamp plate (722) include the second bottom plate (7221) and along the edge of the second bottom plate (7221) opposite sides towards same
Third side plate (7222) and the 4th side plate (7223) made of one direction extends;Wherein, the third side plate (7222) and described
The lateral wall that the second magnetic induction portion (42) for accommodating the dynamic clamp (4) is reserved between 4th side plate (7223), which removes, to be located at
The second space of the exterior domain in first space;
Wherein, by first side plate (7212) and the third side between the upper clamp plate (721) and the lower clamp plate (722)
Plate (7222) is connected and second side plate (7213) and the 4th side plate (7223) assembled end is complete is set to the dynamic pincers
Press from both sides the closed loop configuration on the outer surface at the middle part in the second magnetic induction portion (42) of (4).
4. the tester of detection 10kV arrester electrification electric current as claimed in claim 3, which is characterized in that the erecting bed
It (2) include lower case (22) and the upper housing (23) being installed on above the lower case (22);Wherein,
The first groove (221) and the second groove (222) are formed on the lower case (22);Wherein, first groove (221)
It is arranged towards the insulating bar (1) direction, and accommodates the circuit board (21) and the power module;Second groove
(222) it is arranged far from the insulating bar (1) direction, bottom wall is equipped with for installing first mounting portion for determining clamp (3)
(31) the first positioning column (2221), and it is on the side wall for being located remotely from the insulating bar (1) direction and corresponding adjacent separate
The opening being connected is offered on the side wall in the first positioning column (2221) direction simultaneously;Second groove (222)
The first mounting portion (31) of clamp (3) and the second mounting portion (41) of the dynamic clamp (4) are determined described in openings house, and are equipped with and are used
First positioning hole (2222) in installed shaft one end on the second mounting portion (41) of the fixation dynamic clamp (4);
Be formed on the upper housing (23) third groove (231) corresponding with the first groove (221) and with it is described
Corresponding 4th groove (232) of second groove (222);Wherein, the third groove (231) is square towards the insulating bar (1)
To setting, and it is covered on the top of the circuit board (21) and the power module;4th groove (232) is far from described exhausted
The setting of edge bar (1) direction, bottom wall are equipped with the second positioning column for matching with first positioning column (2221)
(2321), and on the side wall for being located remotely from the insulating bar (1) direction and corresponding adjacent far from second positioning column
(2321) opening being connected is offered on the side wall in direction simultaneously;It is fixed described in the openings house of 4th groove (232)
The first mounting portion (31) of clamp (3) and the second mounting portion (41) of the dynamic clamp (4), and be equipped with for fixing the dynamic pincers
Press from both sides the second location hole (2232) of the installed shaft other end on second mounting portion (41) of (4);
Wherein, after the lower case (22) and the upper housing (23) are fastened and are fixed together, first groove (221) and
The circuit board (21) and the power module, second groove (222) and institute are accommodated between the third groove (231)
State the second peace that first mounting portion (31) for determining clamp (3) and the dynamic clamp (4) are accommodated between the 4th groove (232)
Dress portion (41), and the opening between second groove (222) and the 4th groove (232) becomes the dynamic clamp (4)
The gap of second magnetic induction portion (42) disengaging.
5. the tester of detection 10kV arrester electrification electric current as claimed in claim 4, which is characterized in that the insulating bar
(1) it is fixed between top and the erecting bed (2) by tail portion fixed block (8) and fixed handwheel (9);Wherein,
The insulating bar (1) is formed with circumferential multiple convex on the side side towards the tail portion fixed block (8)
Tooth (11) and the third location hole (12) for being located at the multiple double wedge (11) circle distribution center, and the multiple double wedge (11)
And the third location hole (12) is close to the top setting of the insulating bar (1);
Be formed in the lower case (22) of the erecting bed (2) side clamping for the tail portion fixed block (8) it is fixed the
One card slot (223), the upper housing (23) of the erecting bed (2) are formed with the other side clamping for the tail portion fixed block (8)
Fixed the second card slot (233);
The tail portion fixed block (8) is cylinder, and the through-hole (81) of the cylinder is formed through in central axial direction, and
It is respectively formed in two opposing sidewalls in central axial direction and the first card slot (223) of the lower case (22) and institute
Two horizontal location tenons (82) of the second card slot (233) the phase clamping cooperation of upper housing (23) are stated, and towards the insulation
Be formed on one end end face of bar (1) using the central point of through-hole (81) as the center of circle carry out circle distribution and with the insulating bar (1)
On multiple double wedges (11) formed engagement connection cooperation multiple vertical tenons (83);
The fixed handwheel (9) includes turntable (91) and rotating bar (92);Wherein, the rotating bar (92) passes perpendicularly through described
Turntable (91) is simultaneously mutually fixed together with the turntable (91), and one end is passed through along the through-hole (81) of the tail portion fixed block (8)
It is fixed on the third location hole (12) of the insulating bar (1) after the tail portion fixed block (8);
Wherein, two horizontal location tenons (82) of the tail portion fixed block (8) are fixed on the first card of the lower case (22)
After the second card slot (233) of slot (223) and the upper housing (23), by rotating the fixed handwheel (9), keep the tail portion solid
Determine to occur to misplace between the vertical tenon (83) of block (8) and the double wedge (11) of the insulating bar (1) to engage, realizes the insulating bar
(1) corner dimension between the erecting bed (2) changes.
6. the tester of detection 10kV arrester electrification electric current as claimed in claim 5, which is characterized in that further include: insulation
Traction rope limited block (10);Wherein,
The insulation traction rope limited block (10) includes horizontal block (101) and to be set to the horizontal baffle (101) same
On side and two rectangular blocks (102) being oppositely arranged;Wherein, the horizontal block (101) and the fixed handwheel (9)
Rotating bar (92) is mutually fixed far from the one end of the insulating bar (1);Described two rectangular blocks (102) are towards the fixed hand
The turntable (91) of (9) is taken turns, and parallel with rotating bar (92) of the fixed handwheel (9);Each rectangular block (102) with it is described
It is reserved between the rotating bar (92) of fixed handwheel (9) and between the turntable (91) of the fixed handwheel (9) and accommodates institute
The gap of insulation traction rope (6) disengaging is stated, and the length of each rectangular block (102) is all larger than insulation traction rope (6)
Rope is wide.
7. the tester of detection 10kV arrester electrification electric current as claimed in claim 6, which is characterized in that further include: it rolls
Bearing (110);Wherein,
The rolling bearing (110) is installed in the rotating bar (92) of the fixed handwheel (9), and is located at the fixed handwheel
(9) between the horizontal block (101) of turntable (91) and insulation traction rope limited block (10), and the rolling bearing
(110) annular groove for being limited to insulation traction rope (6) is formed around with along perimeter on outer surface.
8. the tester of detection 10kV arrester electrification electric current as claimed in claim 7, which is characterized in that further include: tail portion
Block (120), charging connector (130) and button switch (140);Wherein,
The lower case (22) of the erecting bed (2) is equipped between first groove (221) and first card slot (223) and uses
In the third card slot (224) that tail portion block (120) clamping is fixed, the upper housing (23) of the erecting bed (2) is described the
Fourth card slot fixed for tail portion block (120) clamping is equipped between three grooves (231) and second card slot (233)
(234);
Be formed on the tail portion block (120) the first mounting hole (1201) for installing the charging connector (130) and
For installing the second mounting hole (1202) of the button switch (140);
The charging connector (130) is installed on the first mounting hole (1201) of the tail portion block (120), and with the power supply
Module is connected;
The button switch (140) is installed on the second mounting hole (1202) of the tail portion block (120), and with the circuit
Plate (21) is connected.
9. the tester of detection 10kV arrester electrification electric current as claimed in claim 8, which is characterized in that described to determine clamp
(3) the second iron core of the first iron core and the dynamic clamp (4) is semicircular structure.
10. the tester of detection 10kV arrester electrification electric current as claimed in claim 9, which is characterized in that the insulating bar
(1) it is made by glass fibre.
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112362948A (en) * | 2020-11-11 | 2021-02-12 | 贵州电网有限责任公司 | Electroscope capable of being disassembled and replaced |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006242725A (en) * | 2005-03-03 | 2006-09-14 | Chuzaburo Ichiyoshi | Leakage current detector and continuous monitoring system |
CN201438200U (en) * | 2009-08-05 | 2010-04-14 | 广东电网公司佛山供电局试验研究所 | Auxiliary operator for clamp ammeters |
CN102279299A (en) * | 2011-06-30 | 2011-12-14 | 保定供电公司 | Special pincer-shaped electric universal meter |
CN202994885U (en) * | 2012-11-16 | 2013-06-12 | 宜阳县电业管理公司 | Telescopic tong-type ammeter |
CN203479970U (en) * | 2013-09-16 | 2014-03-12 | 广东电网公司佛山供电局 | Partial discharge test auxiliary tool for tubular bus |
CN205027821U (en) * | 2015-09-18 | 2016-02-10 | 中国南方电网有限责任公司超高压输电公司柳州局 | Capacitor bank monomer capacitance test line changing instrument |
CN106018923A (en) * | 2016-06-16 | 2016-10-12 | 国网浙江省电力公司丽水供电公司 | Clamp type ammeter |
CN108152571A (en) * | 2017-12-29 | 2018-06-12 | 国网浙江省电力公司湖州供电公司 | A kind of residual current dynamic trace analysis recording curve triggering short message apparatus and method |
CN108459228A (en) * | 2018-01-11 | 2018-08-28 | 东南大学 | A kind of 10KV metal oxide arresters line detection system for failure and method |
CN209979721U (en) * | 2019-01-28 | 2020-01-21 | 深圳供电局有限公司 | Tester for detecting live current of 10kV lightning arrester |
-
2019
- 2019-01-28 CN CN201910077716.4A patent/CN109856440A/en active Pending
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006242725A (en) * | 2005-03-03 | 2006-09-14 | Chuzaburo Ichiyoshi | Leakage current detector and continuous monitoring system |
CN201438200U (en) * | 2009-08-05 | 2010-04-14 | 广东电网公司佛山供电局试验研究所 | Auxiliary operator for clamp ammeters |
CN102279299A (en) * | 2011-06-30 | 2011-12-14 | 保定供电公司 | Special pincer-shaped electric universal meter |
CN202994885U (en) * | 2012-11-16 | 2013-06-12 | 宜阳县电业管理公司 | Telescopic tong-type ammeter |
CN203479970U (en) * | 2013-09-16 | 2014-03-12 | 广东电网公司佛山供电局 | Partial discharge test auxiliary tool for tubular bus |
CN205027821U (en) * | 2015-09-18 | 2016-02-10 | 中国南方电网有限责任公司超高压输电公司柳州局 | Capacitor bank monomer capacitance test line changing instrument |
CN106018923A (en) * | 2016-06-16 | 2016-10-12 | 国网浙江省电力公司丽水供电公司 | Clamp type ammeter |
CN108152571A (en) * | 2017-12-29 | 2018-06-12 | 国网浙江省电力公司湖州供电公司 | A kind of residual current dynamic trace analysis recording curve triggering short message apparatus and method |
CN108459228A (en) * | 2018-01-11 | 2018-08-28 | 东南大学 | A kind of 10KV metal oxide arresters line detection system for failure and method |
CN209979721U (en) * | 2019-01-28 | 2020-01-21 | 深圳供电局有限公司 | Tester for detecting live current of 10kV lightning arrester |
Non-Patent Citations (1)
Title |
---|
田吉刚: "一种新型避雷器在线监测系统在智能变电站中的研究与应用", 中国新技术新产品, no. 12, pages 3 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112362948A (en) * | 2020-11-11 | 2021-02-12 | 贵州电网有限责任公司 | Electroscope capable of being disassembled and replaced |
CN112362948B (en) * | 2020-11-11 | 2022-09-09 | 贵州电网有限责任公司 | Electroscope capable of being disassembled and replaced |
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