CN105717411A - Circuit on-off detection device used for electric power overhaul - Google Patents
Circuit on-off detection device used for electric power overhaul Download PDFInfo
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- CN105717411A CN105717411A CN201610093295.0A CN201610093295A CN105717411A CN 105717411 A CN105717411 A CN 105717411A CN 201610093295 A CN201610093295 A CN 201610093295A CN 105717411 A CN105717411 A CN 105717411A
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- rotating shaft
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
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Abstract
The invention discloses a circuit on-off detection device used for an electric power overhaul. The circuit on-off detection device comprises a main cylinder and an auxiliary cylinder. A rotary disk sleeves a rotation shaft in the main cylinder. The main cylinder is provided with a chute. A directional slide block extending out from the chute is fixed on the edge side of the rotary disk. The outer end of the rotation shaft is successively hinged with a plurality of connection rods through hinge shafts. The rotation shaft or the connection rod on one side of one hinge shaft is fixedly provided with an elastic sheet for tightly and elastically clamping the connection rode or the rotation shaft on the other side. The rotation shaft between the rotary disk and the connection rods is wound by a conductive wire, and one end of the conductive wire is electrically connected with the rotation shaft. A nut is fixed on one end of the auxiliary cylinder, a probe is inserted in the nut, a threaded segment matched with the nut is arranged on the periphery on the inner end of the probe, and the auxiliary cylinder is internally provided with a cell and an alarm in serial connection with the probe and the conductive wire. The circuit on-off detection device used for the electric power overhaul has the advantages that the structure is reasonable, the on-off state of a loop can be tested, the operation is simple, the size is small, the weight is light, the carrying is convenient, the operation safety is high, the circuit on-off detection device is especially applicable to the electric power repair, and the device can be operated by only one person.
Description
Technical field
The present invention relates to a kind of electric power overhaul circuit switching detection device.
Background technology
Install at power equipment, safeguard and in electric power first-aid process, it is often necessary to test the power on/off situation of certain circuit, circuit or equipment, be now necessary for first testing the break-make situation of associated loop.
At present, frequently with equipment be circuit tester, method of testing is that circuit tester is adjusted to resistance grade, then the two of circuit tester indicators is docked to two ends, loop, if its resistance value is less or be zero, shows that this loop is connected state, is otherwise off state.
Because the function of circuit tester is more, so generally all carry circuit tester when debugging or safeguarding, but circuit tester test loop break-make is used to have the following disadvantages: 1, circuit tester volume is relatively big, carries inconvenience；2, for the debugging maintenance of power system, general test point position is all higher, and according to safety regulation for operations, test, maintenance tool is rigorous is placed on power equipment, circuit or electric wire, so it is necessary for being tested by two people when using circuit tester, one personal responsibility is taken circuit tester and checks numerical value, two terminals of another person's hand-held two root table test loops respectively；During the test pencil line of 3, circuit tester fixing, generally can only two terminals of measuring distance about 1 meter, can not freely adjust the length of line according to actual needs, therefore just cannot use when running into distant two terminal, extend only by the mode additionally connecting wire on test pencil, but the wire that wire is exposed after so connecting, just can only be used to contact tested terminal, not only inconvenient, wire at random is also easy to cause peripheral circuits short circuit accident, very dangerous；4, the indicator of circuit tester has tip, is fixing non deformable, easily causes, when using or carrying, the accident of stabbing, and safety in utilization is relatively low.
Summary of the invention
The technical problem to be solved in the present invention is a kind of rational in infrastructure for above-mentioned not enough offer, can test loop break-make, simple to operate, a people just can operate, and the electric power overhaul circuit switching detection device that volume is little, lightweight, easy to carry, processing safety is high.
For solving above-mentioned technical problem, this electric power overhaul includes the main cylinder that is locked together by locking member and secondary cylinder with circuit switching detection device, rotating shaft coaxially it is fixed with in main cylinder, rotating shaft is set with rotating disk, main cylinder is provided with axially extended chute, rotating disk avris is installed with the directed slide block extending chute, rotating shaft outer end is hinged with some connecting rods successively by the hinge be arrangeding in parallel, being installed with when the connecting rod of hinge both sides becomes coaxial with connecting rod swing or when rotating shaft becomes coaxial with connecting rod swing in the rotating shaft of hinge side or connecting rod can by the flexure strip of the connecting rod of hinge opposite side or rotating shaft elastic clamping, rotating shaft between rotating disk and connecting rod is wound with wire, wire one end electrically connects with rotating shaft, secondary cylinder one end is installed with nut, probe it is fitted with in nut, periphery, probe the inner is provided with the thread segment with nut screw connection, in secondary cylinder, the battery and alarm that concatenate with probe and wire are installed.
This electric power overhaul with circuit switching detection device be by tandem binary deformable contraction structure realize can test loop break-make, simple to operate, a people just can operate, and volume is little, lightweight, easy to carry, processing safety is high.
Tandem binary deformable contraction structure is primarily referred to as and includes serially connected couple structure and deformable contraction structure in this electric power overhaul circuit switching detection device.Wherein tandem couple structure mainly includes main cylinder and secondary cylinder, and is arranged on the associated components in main cylinder and secondary cylinder.Binary refers to main cylinder and secondary cylinder, and series connection refers not only to main cylinder and secondary cylinder is linked together by wire, more refers to that the circuit in main cylinder and the circuit in secondary cylinder constitute series relationship.Specifically, being provided with rotating shaft in main cylinder, rotating shaft and main cylinder are coaxially disposed, and rotating shaft and wire one end link together.In secondary cylinder, probe is installed, is also equipped with battery and battery-powered alarm.In secondary cylinder, battery, alarm, probe and wire termination are serially connected.Again because in main cylinder, wire termination and rotating shaft are also serially connected.Therefore, the rotating shaft in the connection of wire, main cylinder and the secondary battery of cylinder, alarm, probe constitute series relationship.When probe is contacted with rotating shaft outer end, whole tandem link just constitutes a power circuit, and now under the supply of battery, alarm will send alarm signal and point out, and also turns out and constitutes a power circuit.Same, when when probe and rotating shaft outer termination are contacted connection circuit two ends, still constituting a power circuit, alarm still can send alarm signal and point out.And when probe and rotating shaft outer termination are contacted dead circuit two ends, power circuit just cannot be constituted, alarm also just cannot be reported to the police.Therefore, it can the signal prompt by alarm, carry out the on off operating mode of quick decision circuitry.
Deformable contraction structure includes two parts, and a part is the deformable contraction structure of main cylinder side, and another part is the deformable contraction structure of secondary cylinder side.Specifically, the deformable contraction structure of main cylinder side mainly includes the rotating disk being sleeved in rotating shaft, rotating disk not only can axis of rotation relatively, and can slide axially along rotating shaft.Main cylinder sidewall is provided with chute, and chute is axially arranged along main cylinder.Rotating disk edge is installed with directed slide block, and directed slide block coordinates with slide.When rotating disk slides axially along rotating shaft, directed slide block also slides in the same direction along chute.Therefore, the effect of directed slide block and chute, it is simply that directed to the diametrically opposed main cylinder of rotating disk, namely makes rotating disk can only slide axially relative to main cylinder and can not rotate.
Rotating shaft outer end is hinged with some connecting rods successively by hinge because each hinge is parallel relation, therefore each connecting rod can in the same plane in freely swing, just as can only in the same plane in the chain that swings.For convenience of narration, some hinged connecting rods are called bar link chain.Being provided with flexure strip on the connecting rod of hinge side or rotating shaft, flexure strip axially extends to hinge opposite side along the rotating shaft installed or connecting rod, and to the connecting rod of hinge opposite side or rotating shaft elastic bending.Therefore, this flexure strip can when the connecting rod of hinge both sides and connecting rod are coaxial or when connecting rod is coaxial with rotating shaft, by the connecting rod of hinge opposite side or rotating shaft elastic compression.So, just serve adjacent connecting rod and connecting rod with shaft locking or by effect with shaft locking of adjacent connecting rod and rotating shaft.For convenience of narration, by flexure strip, the coaxial state that adjacent two connecting rods or adjacent links are locked with rotating shaft will be called straight-bar state.
When needs contraction distortion, bar link chain is divided into two sections in form from centre, and all connecting rods in these two sections and hinge are arranged to straight-bar state.For convenience of narration, the two sections of bar link chains being arranged to straight-bar state are called straight connecting rod.So, whole piece bar link chain just constitutes two section or the two piece straight connecting rods freely hinged by hinge.By connected hinge, these two straight connecting rods are rotated into right angle, and so whole bar link chain is just L-shaped.Again the straight connecting rod hinged with rotating shaft and rotating shaft are also provided with L-shaped, and make two L-shaped oppositely arranged.So, bar link chain has just been arranged to the crank that drive shaft rotates, and for convenience of narration, this state of bar link chain is called half retracted state or half deflated state.Because wire is wrapped in the rotating shaft between connecting rod and rotating disk, therefore by rotating crank, it is possible to drive shaft rotates, and wire also just can be made to continue to be wrapped in rotating shaft.For convenience of narration, wire is completely wound around the state in rotating shaft, is called retracted state or deflated state.Because rotating disk can only slide axially by relative main cylinder while coordinating with axis of rotation, so rotating disk can play obstruction or slow down wire effect of axial feeding when being wound into rotating shaft, namely after pilot twisting shaft, form the effect of coil diameter.Because the slide block of rotating disk extends out chute, therefore can by with finger move slide block realize control rotating disk movement, operate very simple and convenient.After wire is all wound into the rotating shaft in main cylinder, not only carries out deformation for wire, reduced, and wire has been served protective effect.After wire deformation, also main cylinder and secondary cylinder are drawn together simultaneously, reduce the volume of whole electric power overhaul circuit switching detection device.
The straight connecting rod of bar link chain outer end is rotated after being wound around by wire in the opposite direction, and so, whole bar link chain just constitutes the L-shaped wrapping up main drum outer wall.For convenience of narration, this state of bar link chain is called retracted state or deflated state.When wire and bar link chain are all in retracted state or deflated state, whole main cylinder is also at retracted state or deflated state, namely unused state or default conditions.
Contrary, when needs work, when namely needing to launch deformation, first bar link chain is arranged to half retracted state, now bar link chain constitutes crank.Then while pulling out wire, reversely rotating crank, wire can be launched, until the conductor length between main cylinder and secondary cylinder meets needs.Rotating in the same direction by two sections of straight connecting rods of whole bar link chain again, now both locking can be become straight-bar state by the flexure strip between two straight connecting rods.For convenience of narration, the bar link chain of whole straight-bar states is called straight chain.Finally being turned to by straight chain with rotating shaft in the same direction, now both locking can be become straight-bar state by the flexure strip between straight chain and rotating shaft.For convenience of narration, the rotating shaft under straight-bar state and straight chain are called feeler lever.In this manner it is possible to contact tested terminal by feeler lever, very convenient.
The deformable contraction structure of secondary cylinder side mainly includes the nut being installed in secondary cylinder end, and nut closes with the assembling of probe slip cap.Also include being arranged on the thread segment that probe is inner, this thread segment and nut threaded.When not in use, when namely needing contraction distortion, probe is pushed in secondary cylinder, operate very simple.When operating, when namely needing to launch deformation, by probe from pull-out in secondary cylinder, and thread segment is tightened on nut by rotating probe, thus can pass through fixing probe and contact tested terminal, operate very convenient.
In sum, this electric power overhaul has the main cylinder connected by wire and secondary cylinder to constitute on the whole with circuit switching detection device, in use, main cylinder and secondary cylinder is all launched deformation, and two handss being held respectively main cylinder and secondary cylinder just can easily realize loop on off test, a people just can operate；When not in use, by main cylinder and secondary cylinder contraction distortion, and being locked integral by locking member by both, not only volume is less, and carries convenient.
As improvement, away from the spring being set with elastic compression rotating disk in the rotating shaft of connecting rod.
In rotating shaft after pocketed springs, it is possible to by rotating disk, the wire of winding is applied the resistance of an axial feed, enable wire more tight when being wound in coil, so also just can be wound around more wire.
As further improvement, flexure strip end is provided with the groove coordinated with connecting rod.
After flexure strip end arranges groove, when the connecting rod swing at hinge two ends becomes coaxial, wherein connecting rod in card fits into groove, can be applied with an extra coupling mechanism force thus to this connecting rod, it is possible to maintain both coaxial state or straight-bar state.
As improvement, bottom secondary cylinder, the magnetic piece that adhesive probe is inner is installed.
After arranging magnetic piece bottom secondary cylinder, when probe being pushed in secondary cylinder, magnetic piece will adsorb probe the inner, also just serve locking or the effect of location probe.Operationally, only need to by pulling probe outer end to be pulled out by probe, operation is very easy.
As a kind of implementation, described alarm includes buzzer and display lamp.
After arranging buzzer and display lamp, it is possible in audition with visually tester is pointed out, effect becomes apparent from.
As improvement, secondary cylinder end be provided with battery-powered, by the illuminating lamp of on-off control.
After illuminating lamp is set, it is possible to be illuminated test at the scene of insufficient light or night, it is possible to be operated by switching the work controlling illuminating lamp, very convenient.
In sum, adopt a kind of electric power overhaul circuit switching detection device of this structure, rational in infrastructure, can test loop break-make, simple to operate, and volume is little, lightweight, easy to carry, processing safety is high, use when being particularly suitable for electric power first-aid, a people and operable.
Accompanying drawing explanation
In conjunction with accompanying drawing, the present invention is described in further detail:
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural representation of main cylinder；
Fig. 3 is the structural representation of secondary cylinder；
Fig. 4 is the structural representation of flexure strip；
Fig. 5 is the structural representation of main cylinder contraction state.
In figure: 1 is main cylinder, 2 is secondary cylinder, and 3 is locking member, and 4 is rotating shaft, 5 is connecting rod, and 6 is flexure strip, and 7 is rotating disk, and 8 is chute, 9 is directed slide block, and 10 is wire, and 11 is nut, and 12 is probe, 13 is thread segment, and 14 is battery, and 15 is alarm, and 16 is spring, 17 is groove, and 18 is magnetic piece, and 19 is buzzer, and 20 is display lamp, 21 is illuminating lamp, and 22 is switch, and 23 is hinge.
Detailed description of the invention
As it can be seen, this electric power overhaul circuit switching detection device includes two kinds of structures, it may be assumed that serially connected couple structure and deformable contraction structure.Wherein tandem couple structure mainly includes main cylinder 1 and secondary cylinder 2, and is arranged on the associated components in main cylinder 1 and secondary cylinder 2.Binary refers to main cylinder 1 and secondary cylinder 2, and series connection refers to and is provided with wire 10 between main cylinder 1 and secondary cylinder 2, and both are not only structurally cascaded by wire 10, and the circuit in main cylinder and the circuit in secondary cylinder also constitute series relationship.Specifically, being provided with rotating shaft 4 in main cylinder 1, rotating shaft 4 and main cylinder 1 are coaxially disposed, and rotating shaft 4 and wire 10 one end are electrically connected.In secondary cylinder 2, probe 12 is installed, is also equipped with battery 14 and the alarm 15 powered by battery 14.In secondary cylinder 2, battery 14, alarm 15, probe 12 and wire 10 end are serially connected.Again because in main cylinder 1, wire 10 end and rotating shaft 4 are also serially connected.Therefore, the rotating shaft 4 in the connection of wire 10, main cylinder 1 and the secondary battery 14 of cylinder 2, alarm 15, probe 12 constitute series relationship.When probe 12 is contacted with rotating shaft 4 outer end, whole tandem link just constitutes a power circuit, and now under the supply of battery 14, alarm 15 will send alarm signal and point out, and also turns out and constitutes a power circuit.Same, when when probe 12 and rotating shaft 4 outer termination are contacted connection circuit two ends, a power circuit still can be constituted, alarm 15 still can send alarm signal and point out.And when probe 12 and rotating shaft 4 outer termination are contacted dead circuit two ends, power circuit just cannot be constituted, alarm 15 also just cannot be reported to the police.Therefore, it can the signal prompt by alarm 15, carry out the on off operating mode of quick decision circuitry.In the present embodiment, described alarm includes buzzer 19 and display lamp 20, so in audition with visually, tester can be pointed out, and effect becomes apparent from.
Deformable contraction structure includes two parts, and a part is the deformable contraction structure of main cylinder 1 side, and another part is the deformable contraction structure of secondary cylinder 2 side.Specifically, the deformable contraction structure of main cylinder side mainly includes the rotating disk 7 being sleeved in rotating shaft 4, rotating disk 7 not only can axis of rotation relatively, and can slide axially along rotating shaft.Main cylinder sidewall is provided with chute 8, and chute 8 is axially arranged along main cylinder.Rotating disk 7 edge is installed with directed slide block 9, and directed slide block 9 is slidably matched with chute 8.When rotating disk 7 slides axially along rotating shaft 4, directed slide block 9 also slides in the same direction along chute 8.Therefore, the effect of directed slide block 9 and chute 8, it is simply that directed to the diametrically opposed main cylinder of rotating disk 7, namely makes rotating disk can only slide axially relative to main cylinder and can not rotate.
Rotating shaft outer end is hinged with some connecting rods 5 successively by hinge 23 because each hinge is parallel relation, therefore each connecting rod 5 can in the same plane in freely swing, just as can only in the same plane in the chain that swings.For convenience of narration, some hinged connecting rods are called bar link chain.Being provided with flexure strip 6 on the connecting rod of hinge side or rotating shaft, flexure strip 6 axially extends to hinge opposite side along the rotating shaft installed or connecting rod, and to the connecting rod of hinge opposite side or rotating shaft elastic bending.Therefore, this flexure strip 6 can when the connecting rod 5 of hinge 23 both sides is coaxial with connecting rod 5 or when connecting rod 5 is coaxial with rotating shaft 4, by the connecting rod 5 of hinge 23 opposite side or rotating shaft 4 elastic compression.So, just serve adjacent connecting rod and connecting rod with shaft locking or by effect with shaft locking of adjacent connecting rod and rotating shaft.For convenience of narration, by flexure strip, the coaxial state that adjacent two connecting rods or adjacent links are locked with rotating shaft will be called straight-bar state.Flexure strip 6 end is provided with the groove 17 coordinated with connecting rod 5, so, when the connecting rod swing of hinge 23 both sides becomes coaxial, wherein connecting rod can in card fits into groove 17, it is applied with an extra coupling mechanism force thus to this connecting rod, it is possible to maintain both coaxial state or straight-bar state.
When needs contraction distortion, bar link chain is divided into two sections in form from centre, and all connecting rods in these two sections and hinge are arranged to straight-bar state.For convenience of narration, the two sections of bar link chains being arranged to straight-bar state are called straight connecting rod.So, whole piece bar link chain just constitutes two section or the two piece straight connecting rods freely hinged by hinge.By connected hinge, these two straight connecting rods are rotated into right angle, and so whole bar link chain is just L-shaped.Again the straight connecting rod hinged with rotating shaft and rotating shaft are also provided with L-shaped, and make two L-shaped oppositely arranged.So, bar link chain has just been arranged to the crank that drive shaft rotates, and for convenience of narration, this state of bar link chain is called half retracted state or half deflated state.Because wire is wrapped in the rotating shaft between connecting rod and rotating disk, therefore by rotating crank, it is possible to drive shaft rotates, and wire also just can be made to continue to be wrapped in rotating shaft.For convenience of narration, wire is completely wound around the state in rotating shaft, is called retracted state or deflated state.Because rotating disk can only slide axially by relative main cylinder while coordinating with axis of rotation, so rotating disk can play obstruction or slow down wire effect of axial feeding when being wound into rotating shaft, namely after pilot twisting shaft, form the effect of coil diameter.Because the slide block of rotating disk extends out chute, therefore can by with finger move slide block realize control rotating disk movement, operate very simple and convenient.After wire is all wound into the rotating shaft in main cylinder, not only carries out deformation for wire, reduced, and wire has been served protective effect.After wire deformation, also main cylinder and secondary cylinder are drawn together simultaneously, reduce the volume of whole electric power overhaul circuit switching detection device.
The straight connecting rod of bar link chain outer end is rotated after being wound around by wire in the opposite direction, and so, whole bar link chain just constitutes the L-shaped wrapping up main drum outer wall.For convenience of narration, this state of bar link chain is called retracted state or deflated state.When wire and bar link chain are all in retracted state or deflated state, whole main cylinder is also at retracted state or deflated state, namely unused state or default conditions.
Contrary, when needs work, when namely needing to launch deformation, first bar link chain is arranged to half retracted state, now bar link chain constitutes crank.Then while pulling out wire, reversely rotating crank, wire can be launched, until the conductor length between main cylinder and secondary cylinder meets needs.Rotating in the same direction by two sections of straight connecting rods of whole bar link chain again, now both locking can be become straight-bar state by the flexure strip between two straight connecting rods.For convenience of narration, the bar link chain of whole straight-bar states is called straight chain.Finally being turned to by straight chain with rotating shaft in the same direction, now both locking can be become straight-bar state by the flexure strip between straight chain and rotating shaft.For convenience of narration, the rotating shaft under straight-bar state and straight chain are called feeler lever.In this manner it is possible to contact tested terminal by feeler lever, very convenient.
The deformable contraction structure of secondary cylinder side mainly includes the nut 11 being installed in secondary cylinder end, and nut 11 closes with the assembling of probe 12 slip cap.Also include being arranged on the thread segment 13 that probe is inner, this thread segment 13 and nut threaded.When not in use, when namely needing contraction distortion, probe is pushed in secondary cylinder, operate very simple.When operating, when namely needing to launch deformation, by probe from pull-out in secondary cylinder, and thread segment is tightened on nut by rotating probe, thus can pass through fixing probe and contact tested terminal, operate very convenient.
In sum, this electric power overhaul has the main cylinder connected by wire and secondary cylinder to constitute on the whole with circuit switching detection device, in use, main cylinder and secondary cylinder is all launched deformation, and two handss being held respectively main cylinder and secondary cylinder just can easily realize loop on off test, a people just can operate；When not in use, by main cylinder and secondary cylinder contraction distortion, and locking integral by locking member by both, not only volume is less, carries convenient, and probe is hiding, by connecting rod tuning, do not easily cause the accident of stabbing, it is ensured that safety in utilization.
In the present embodiment, away from the spring 16 being set with elastic compression rotating disk 7 in the rotating shaft 4 of connecting rod 5.In rotating shaft 4 after pocketed springs 16, it is possible to by rotating disk, the wire of winding is applied the resistance of an axial feed, enable wire more tight when being wound in coil, so also just can be wound around more wire.
At this electric power overhaul with, in circuit switching detection device, being provided with, bottom secondary cylinder 2, the magnetic piece 18 that adhesive probe is inner, so, when probe 12 being pushed in secondary cylinder 2, magnetic piece 18 will adsorb probe 12 the inner, also just serve locking or the effect of location probe.Operationally, only need to by pulling probe outer end to be pulled out by probe, operation is very easy.
In the present embodiment, secondary cylinder end is provided with illuminating lamp 21 battery-powered, by switch 22 control, so can be illuminated test at the scene of insufficient light or night, it is possible to be operated by switching the work controlling illuminating lamp, very convenient.
Claims (1)
1. an electric power overhaul circuit switching detection device, it is characterized in that: include the main cylinder (1) that is locked together by locking member (3) and secondary cylinder (2), rotating shaft (4) coaxially it is fixed with in main cylinder (1), rotating shaft (4) is set with rotating disk (7), main cylinder (1) is provided with axially extended chute (8), rotating disk (7) avris is installed with the directed slide block (9) extending chute (8), rotating shaft (4) outer end is hinged with some connecting rods (5) successively by the hinge be arrangeding in parallel, the rotating shaft of hinge side or connecting rod (5) are installed with when the connecting rod of hinge both sides becomes coaxial with connecting rod swing or can by the flexure strip (6) of the connecting rod (5) of hinge opposite side or rotating shaft elastic clamping when rotating shaft swings into coaxial with connecting rod (5), rotating shaft (4) between rotating disk (7) and connecting rod (5) is wound with wire (10), wire (10) one end electrically connects with rotating shaft (4), secondary cylinder (2) one end is installed with nut (11), probe (12) it is fitted with in nut (11), the inner periphery of probe (12) is provided with the thread segment (13) coordinated with nut (11), in secondary cylinder (2), the battery (14) and alarm (15) that concatenate with probe (12) and wire (10) are installed, secondary cylinder (2) bottom is provided with the magnetic piece (18) that adhesive probe (12) is inner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610093295.0A CN105717411A (en) | 2013-10-23 | 2013-10-23 | Circuit on-off detection device used for electric power overhaul |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610093295.0A CN105717411A (en) | 2013-10-23 | 2013-10-23 | Circuit on-off detection device used for electric power overhaul |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310503150.XA Division CN103558491B (en) | 2013-10-23 | 2013-10-23 | A kind of electric system loop on off test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105717411A true CN105717411A (en) | 2016-06-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610093295.0A Pending CN105717411A (en) | 2013-10-23 | 2013-10-23 | Circuit on-off detection device used for electric power overhaul |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112067928A (en) * | 2020-09-09 | 2020-12-11 | 江苏普瑞德智能科技有限公司 | Power supply system monitoring device |
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| CN2676216Y (en) * | 2003-12-04 | 2005-02-02 | 淡敬亭 | Electrical connection state automatic detector |
| US20100096486A1 (en) * | 2008-10-17 | 2010-04-22 | Hsien-Lin Yang | Single-pull cable winding device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112067928A (en) * | 2020-09-09 | 2020-12-11 | 江苏普瑞德智能科技有限公司 | Power supply system monitoring device |
| CN112067928B (en) * | 2020-09-09 | 2023-02-28 | 江苏普瑞德智能科技有限公司 | Power supply system monitoring device |
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Application publication date: 20160629 |
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