CN211428521U - Fixing and marking device for secondary circuit wiring of power grid - Google Patents
Fixing and marking device for secondary circuit wiring of power grid Download PDFInfo
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- CN211428521U CN211428521U CN201921963132.9U CN201921963132U CN211428521U CN 211428521 U CN211428521 U CN 211428521U CN 201921963132 U CN201921963132 U CN 201921963132U CN 211428521 U CN211428521 U CN 211428521U
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- 230000007246 mechanism Effects 0.000 claims description 39
- 238000003825 pressing Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000005457 optimization Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 7
- 238000012544 monitoring process Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002633 protecting effect Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
The utility model relates to a wiring fixing and marking device for a secondary circuit of a power grid, which comprises a main body part and a plurality of wire clamping units, wherein the wire clamping units are arranged in the main body part and can fix wire bodies so that a plurality of wire bodies keep a certain sequence and position; the wire clamping unit is movably arranged in the main body part; the wire clamping unit comprises an upper wire clamping block and a lower wire clamping block, the upper wire clamping block and the lower wire clamping block are symmetrically arranged up and down, mutually matched wire grooves are formed in the bottom of the upper wire clamping block and the top of the lower wire clamping block, and the upper wire clamping block is matched with the lower wire clamping block to fix a wire body in the wire grooves; the utility model discloses can fix and fix a position the order and the position of secondary circuit terminal wiring, be convenient for the wiring when changing secondary equipment, can not the mistake, it is efficient to work a telephone switchboard moreover, is worth wideling popularize.
Description
Technical Field
The utility model belongs to the technical field of electrical equipment installs, concretely relates to electric wire netting secondary circuit wiring is fixed and identification means.
Background
Secondary loop (secondary circuit) definition: all low-voltage loops such as a measurement loop, a relay protection loop, a switch control and signal loop, an operation power supply loop, an electric locking loop of a circuit breaker and a disconnecting switch and the like. The secondary devices are interconnected to form an electrical circuit that monitors, controls, regulates, and protects the primary devices, referred to as the secondary circuit. The secondary winding of the mutual inductor, a measurement monitoring instrument, a relay, an automatic device and the like are connected into a circuit in an electrical system through a control cable. For controlling, protecting, regulating, measuring and monitoring the parameters and the working conditions of the elements in the primary circuit. The circuits for monitoring the electrical connections formed by the gauges, control signals, relay protection and automation devices are called secondary circuits or secondary connections.
The secondary equipment is low-voltage electrical equipment used for monitoring, controlling, measuring, adjusting and protecting the working conditions of an electric power system and primary equipment, and comprises a measuring instrument, a control and running condition monitoring signal of the primary equipment, an automatic monitoring system, a relay protection and safety automatic device, communication equipment and the like.
The electric circuit formed by connecting the secondary devices together according to certain functional requirements is called secondary wiring or secondary circuit, and is an essential component for ensuring safe production, economic operation and reliable power supply of the power system.
The terminal row wiring quantity in secondary circuit is more, very easily appears the problem of wiring in disorder, need carry out the wiring again after changing secondary equipment, appears the wiring mistake easily, and the wiring amount of labour is big moreover. The electrical working personnel in the prior art mostly paste the sticker after the power cord is connected, write the label for marking, and then connect to the terminal row, prevent making mistakes, efficiency is lower, and the terminal connection needs to be contrasted and fixed one by one.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a realize that secondary equipment changes fixed and identification means of electric wire netting secondary circuit wiring of wiring fast for solving above-mentioned problem.
The utility model discloses a following technical scheme realizes above-mentioned purpose:
the utility model provides a fixed and identification means of electric wire netting secondary circuit wiring, includes main part and a plurality of trapping mechanism, and trapping mechanism locates in the main part, can fix the line body, makes many line bodies keep certain order and position.
As a further optimization scheme of the utility model, the thread tension unit is movably arranged in the main body part.
As a further optimization scheme of the utility model, the wire clamping unit comprises an upper wire clamping block and a lower wire clamping block, the upper wire clamping block and the lower wire clamping block are symmetrically arranged up and down, the bottom of the upper wire clamping block and the top of the lower wire clamping block are provided with mutually matched wire grooves, and the upper wire clamping block is matched with the lower wire clamping block to fix the wire body in the wire groove;
the inside of the main body part is provided with a through groove which runs through the main body part, a plurality of wire clamping units used for fixing the wire body are arranged in the through groove, and the wire clamping units are connected with the main body part through a position adjusting mechanism.
As the utility model discloses a further optimization scheme, position control mechanism includes slide, adjusting screw and prefabricated nut, and main part top and bottom all are equipped with the spout that the intercommunication leads to the groove, and in the spout was located to the slide, the inside of slide was equipped with prefabricated nut, and adjusting screw runs through behind the prefabricated nut with press from both sides line unit connection, adjusting screw and prefabricated nut threaded connection. The rotary adjusting screw rod can drive the wire clamping unit to move up and down through the screw thread effect, so that the longitudinal position of the rotary adjusting screw rod can be adjusted, the wire clamping unit can be driven to move along the direction of the sliding groove through the movable sliding seat, the transverse position of the rotary adjusting screw rod can be adjusted, and therefore the wire grooves in the wire clamping unit can correspond to terminals which are distributed in a staggered mode in height and different in terminal intervals on the terminal strip.
As a further optimization scheme of the utility model, the one end that clamping unit was kept away from to adjusting screw is equipped with the knob.
As the utility model discloses a further optimization scheme, the wire clamping unit on the main part is equipped with 11, and line body quantity is greater than when 11 with two or more than two electric wire netting secondary circuit wiring fixed and identification means use side by side on same terminal row.
As a further optimization scheme of the utility model, the main body part is two parts which are arranged symmetrically up and down, namely an upper main body and a lower main body, and the upper main body is detachably connected with the lower main body;
the wire clamping unit is arranged in the main body part and comprises a wire groove arranged at the bottom of the upper main body and a wire groove arranged at the top of the lower main body, the wire grooves of the upper main body and the lower main body are spliced to form a wire hole, and the upper main body and the lower main body are matched to fix a wire body in the wire groove.
As a further optimization scheme of the utility model, the upper main body is detachably connected with the lower main body through a clutch mechanism, the clutch mechanism comprises a clutch screw and a driving mechanism, the clutch screw penetrates through the upper main body, the clutch screw is connected with the upper main body through threads, the lower end of the clutch screw is connected with the driving mechanism, the driving mechanism comprises a main shaft, a worm wheel and a worm, the main shaft is connected with the lower end of the clutch screw, the main shaft is fixedly provided with the worm wheel, the worm wheel is meshed with the worm, and one end of the worm extends to the outer side of the lower main body and is connected with a power source; still be equipped with the guide bar between last main part and the lower main part, the fixed top of locating down the main part of guide bar, the upper end of guide bar runs through last main part to extend to the top of last main part. The power supply drives the worm and rotates, the worm drives the worm wheel and the main shaft to rotate, the main shaft drives the clutch screw to rotate, the clutch screw drives the upper main body to be close to or far away from the lower main body through the thread effect, the worm wheel can be self-locked and stopped to rotate due to the self-locking effect of the worm and the worm wheel when the worm stops rotating, the clutch screw synchronously obtains locking, the upper main body is limited by the guide rod to rotate freedom, the upper main body is followed to obtain the locking effect at the moment, and the movement of the upper main body is effectively avoided.
As a further optimization scheme of the utility model, the both sides of worm wheel are equipped with a worm respectively, and a worm extends to the outside of lower main part, all is equipped with the band pulley on two worms, and the band pulley between two worms passes through the belt and connects. The worm wheel is self-locked through the two worms, and the synchronous rotation of the worms is kept through the transmission of the belt wheel.
As the utility model discloses a further optimization scheme, the periphery in line hole is equipped with line ball mechanism, and line ball mechanism includes a plurality of protrusion in the bellying of line hole inner wall. The bulge can extrude the wire body in the wire hole when the main body part is folded, and the wire body looseness caused by the gap between the wire hole and the wire body is eliminated.
The bulge is arranged on the insert, the insert is arranged in the main body part of the periphery of the wire hole, the insert is integrally in a strip shape, the main body part on the outer side of the wire hole is provided with a jack matched with the cross section of the insert, and the insert is inserted into the main body part along the jack and is detachably connected with the main body part.
The beneficial effects of the utility model reside in that:
1) the utility model can fix and position the wiring sequence and position of the secondary loop terminal, is convenient for wiring when replacing the secondary equipment, and can not generate errors;
2) the utility model can complete the correspondence between a plurality of wiring and terminals at one time, and greatly improves the wiring efficiency compared with the wiring comparison one by one;
3) the utility model discloses an identification means not only is applicable to the terminal wiring of secondary circuit, still is applicable to the terminal wiring of other equipment in the electric wire netting.
Drawings
Fig. 1 is a front view of the present invention according to the first embodiment;
fig. 2 is a plan view of the present invention according to the first embodiment;
fig. 3 is a schematic structural view of the first embodiment of the present invention without the adjusting screw;
fig. 4 is a schematic structural diagram of the combined use of the present invention in the first embodiment;
FIG. 5 is a schematic structural diagram of the present invention in the second embodiment;
FIG. 6 is a schematic structural diagram of the present invention in the third embodiment;
fig. 7 is a schematic view of a partial internal structure of the present invention in the third embodiment;
fig. 8 is a schematic structural view of a clutch mechanism according to the third embodiment of the present invention;
FIG. 9 is a schematic structural view of the present invention in the fourth embodiment;
fig. 10 is a schematic structural view of an insert according to the present invention in the fourth embodiment.
Detailed Description
The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.
Example one
As shown in fig. 1-4, a device for fixing and marking the wiring of a secondary circuit of a power grid comprises a main body part 1 and a wire clamping unit 2, wherein the wire clamping unit 2 is movably arranged in the main body part 1, the wire clamping unit 2 comprises an upper wire clamping block 3 and a lower wire clamping block 4, the upper wire clamping block 3 and the lower wire clamping block 4 are symmetrically arranged up and down, a wire slot 5 which is matched with each other is arranged at the bottom of the upper wire clamping block 3 and the top of the lower wire clamping block 4, and the upper wire clamping block 3 is matched with the lower wire clamping block 4 to fix a wire body in the wire slot 5.
A through groove 6 which penetrates through the main body part 1 is formed in the main body part 1, a plurality of wire clamping units 2 used for fixing a wire body are arranged in the through groove 6, and the wire clamping units 2 are connected with the main body part 1 through a position adjusting mechanism 7; the position adjusting mechanism 7 comprises a sliding seat 8, an adjusting screw 9 and a prefabricated nut 10,
the top and the bottom of the main body part 1 are provided with sliding grooves 11 communicated with the through grooves 6, the sliding seat 8 is arranged in the sliding grooves 11, the prefabricated nut 10 is arranged inside the sliding seat 8, the adjusting screw 9 penetrates through the prefabricated nut 10 and then is connected with the wire clamping unit 2, and the adjusting screw 9 is in threaded connection with the prefabricated nut 10. The rotary adjusting screw 9 can drive the wire clamping unit 2 to move up and down through the screw thread effect, so that the longitudinal position of the rotary adjusting screw can be adjusted, the wire clamping unit 2 can be driven to move along the direction of the sliding groove 11 through the movable sliding seat 8, the transverse position of the rotary adjusting screw can be adjusted, and the wire grooves 5 in the wire clamping unit 2 can correspond to terminals distributed in a staggered mode in high and low positions on the terminal row and different terminal intervals.
The wire clamping unit 2, the upper wire clamping block 3 and the lower wire clamping block 4 are respectively connected with the main body part 1 through a position adjusting mechanism 7, a sliding seat 8 of the position adjusting mechanism 7 at the top of the wire clamping unit 2 is arranged in a sliding groove 11 at the top of the main body part 1, and a sliding seat 8 of the position adjusting mechanism 7 at the bottom is arranged in a sliding groove 11 at the bottom of the main body part 1. The transverse position and the longitudinal position of the upper wire clamping block 3 and the lower wire clamping block 4 are respectively adjusted through two position adjusting mechanisms 7.
Preferably, the adjusting screw 9 is rotatably connected to the thread tension unit 2. The rotation of the adjusting screw 9 is prevented from causing the rotation of the wire clamping unit 2, so that the dislocation of the wire grooves 5 is avoided. Specifically, the end of the adjusting screw 9 is provided with a limiting ring protruding outwards, the end of the adjusting screw 9 is inserted into the wire clamping unit 2, and a cavity in clearance fit with the limiting ring is arranged in the wire clamping unit 2. The adjusting screw 9 is connected with the thread clamping unit 2 in a rotating way and can not be separated.
Preferably, the adjusting screw 9 is provided with a knob 12 at an end away from the thread clamping unit 2. The knob 12 is provided with a mark. The line body is identified by printing numbers or the like.
Preferably, 11 wire clamping units 2 are provided on the main body 1. The single application is applicable to the case where the number of terminals is 11 or less. The larger number of the setting results in wider application range of the identification device, but causes waste in more cases. In order to adapt to the condition that the number of terminals is more, the application method of the identification device is provided, two or more than two secondary circuit wiring of the power grid are fixed and the identification device is used on the same terminal row in parallel, and the application condition that the number of the terminals is more than 11 can be solved.
The utility model discloses a theory of operation: the utility model discloses a 2 line bodies of drawing forth of terminal row of trapping mechanism unit are fixed, specifically remove slide 8 earlier and drive 2 terminal place horizontal positions that correspond of trapping mechanism unit, then place the line body between two trapping mechanism pieces, then correspond terminal place longitudinal position through adjusting screw 9 adjustment trapping mechanism unit 2, then rotatory two adjusting screw 9 make two trapping mechanism piece press from both sides tight line bodies, there is reaction force between the trapping mechanism piece, this reaction force can be used on prefabricated nut 10 and slide 8, produce pressure and the frictional force of slide 8 and main part 1 branch, make slide 8 realize the fixed positioning who divides with main part 1 through the frictional force.
In the attached drawing, the electric network secondary circuit wiring fixing and identifying device is suitable for the condition of a terminal row of an intelligent electric meter, during wiring, each power line is connected to a three-phase line or a mutual inductor and then fixed on a power terminal through screws, and then fixed in a wire clamping unit 2 in sequence (the wire clamping unit 2 on the identifying device corresponds to a power terminal on the electric energy meter), when the electric energy meter is replaced, only the line body needs to be loosened from the electric energy meter, then the new electric energy meter is replaced, because the end part of the line body is fixed in sequence and position by a wiring mark, the replacement of the electric energy meter can be completed through the screws after the end part of the line body is inserted into a wire hole of the new electric energy meter after the wire body is held by the wiring mark device, wiring after replacement can not be disordered, and the wiring.
Example two
As shown in fig. 5, the device for fixing and marking the wiring of the secondary circuit of the power grid comprises a main body part 1 and a wire clamping unit 2, wherein the main body part 1 is divided into two parts which are arranged up and down symmetrically, namely an upper main body 21 and a lower main body 22, and the upper main body 21 is detachably connected with the lower main body 22;
wire clamping unit 2 is arranged in main part 1, and wire clamping unit 2 is including locating the wire casing 5 of main part 21 bottom and locating the wire casing 5 at main part 22 top down, goes up main part 21 and the concatenation of wire casing 5 of main part 22 down and constitutes the line hole, goes up main part 21 and lower main part 22 cooperation and is fixed in the wire casing 5 with the line body.
Preferably, the upper body 21 and the lower body 22 are detachably connected by bolts.
EXAMPLE III
As shown in fig. 6-8, in the second embodiment, the upper body 21 and the lower body 22 are detachably connected by a clutch mechanism, the clutch mechanism includes a clutch screw 31 penetrating through the upper body 21 and a driving mechanism, the clutch screw 31 and the upper body 21 are connected by a screw thread, the lower end of the clutch screw 31 is connected with the driving mechanism, the driving mechanism includes a main shaft 32, a worm wheel 33 and a worm 34, the main shaft 32 is connected with the lower end of the clutch screw 31, the main shaft 32 is fixedly provided with the worm wheel 33, the worm wheel 33 is engaged with the worm 34, and one end of the worm 34 extends to the outside of the lower body 22 and is connected with a power source; a guide rod 35 is further arranged between the upper main body 21 and the lower main body 22, the guide rod 35 is fixedly arranged at the top of the lower main body 22, and the upper end of the guide rod 35 penetrates through the upper main body 21 and extends to the upper part of the upper main body 21. The power source drives the worm 34 to rotate, the worm 34 drives the worm wheel 33 and the main shaft 32 to rotate, the main shaft 32 drives the clutch screw 31 to rotate, the clutch screw 31 drives the upper main body 21 to be close to or far away from the lower main body 22 through the thread effect, the worm 34 can enable the worm wheel 33 to be self-locked and stopped to rotate due to the self-locking effect of the worm 34 and the worm wheel 33 when the worm 34 stops rotating, the clutch screw 31 is synchronously locked, the upper main body 21 is limited in the rotating freedom degree by the guide rod 35, the upper main body 21 is locked at the moment, and the upper main body 21 is effectively prevented from moving.
Preferably, the power source is a handle fixedly attached to the outer end of the worm 34. The worm 34 is rotated manually or by manual force.
Preferably, a worm 34 is respectively arranged on two sides of the worm wheel 33, one worm 34 extends to the outer side of the lower main body 22, a belt wheel is arranged on each of the two worms 34, and the belt wheels between the two worms 34 are connected through a belt. The worm wheel 33 is self-locked by the two worms 34, and the synchronous rotation of the worms 34 is maintained by the pulley transmission.
Example four
As shown in fig. 9-10, on the basis of the second embodiment, the wire hole is provided with a wire pressing mechanism at the outer circumference thereof, and the wire pressing mechanism includes a plurality of protrusions 41 protruding from the inner wall of the wire hole. The bulge part 41 can extrude the wire body in the wire hole when the main body part 1 is folded, and the wire body looseness caused by the gap between the wire hole and the wire body is eliminated.
The bulge 41 is arranged on the insert 42, the insert 42 is arranged in the main body part 1 on the periphery of the wire hole, the insert 42 is integrally in a strip shape, the main body part 1 on the outer side of the wire hole is provided with an insertion hole matched with the cross section of the insert 42, and the insert 42 is inserted into the main body part 1 along the insertion hole and is detachably connected with the main body part 1.
Preferably, the upper body 21 and the lower body 22 are provided with inserts 42.
Preferably, due to space limitation, the insertion holes may communicate with each other, adjacent inserts 42 may contact each other, the adjacent inserts 42 are integrally spliced, and the inserts 42 are provided with mutually matched ribs and grooves. The ribs are embedded into the grooves to enable the inserts 42 to be better spliced, and the contact area is increased.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.
Claims (9)
1. The utility model provides a fixed and identification means of electric wire netting secondary circuit wiring which characterized in that: the wire clamping unit is arranged in the main body part and can fix a wire body;
the wire clamping unit comprises an upper wire clamping block and a lower wire clamping block, the upper wire clamping block and the lower wire clamping block are symmetrically arranged up and down, mutually matched wire grooves are formed in the bottom of the upper wire clamping block and the top of the lower wire clamping block, and the upper wire clamping block is matched with the lower wire clamping block to fix a wire body in the wire grooves;
the inside of the main body part is provided with a through groove which runs through the main body part, a plurality of wire clamping units used for fixing the wire body are arranged in the through groove, and the wire clamping units are connected with the main body part through a position adjusting mechanism.
2. The power grid secondary circuit wiring fixing and identifying device as claimed in claim 1, wherein: the wire clamping unit is movably arranged in the main body part.
3. The power grid secondary circuit wiring fixing and identifying device as claimed in claim 1, wherein: the position adjusting mechanism comprises a sliding seat, an adjusting screw rod and a prefabricated nut, the top and the bottom of the main body portion are respectively provided with a sliding groove communicated with the through groove, the sliding seat is arranged in the sliding groove, the prefabricated nut is arranged inside the sliding seat, the adjusting screw rod penetrates through the prefabricated nut and then is connected with the wire clamping unit, and the adjusting screw rod is in threaded connection with the prefabricated nut.
4. The power grid secondary circuit wiring fixing and identifying device as claimed in claim 3, wherein: and a knob is arranged at one end of the adjusting screw rod, which is far away from the wire clamping unit.
5. The power grid secondary circuit wiring fixing and identifying device as claimed in claim 1, wherein: the wire clamping units on the main body part are 11, and when the number of the wire bodies is more than 11, two or more than two power grid secondary circuit wiring fixing and identifying devices are used on the same terminal block in parallel.
6. The power grid secondary circuit wiring fixing and identifying device as claimed in claim 1, wherein: the main body part is two parts which are arranged up and down symmetrically, and is an upper main body and a lower main body respectively, and the upper main body is detachably connected with the lower main body;
the wire clamping unit is arranged in the main body part and comprises a wire groove arranged at the bottom of the upper main body and a wire groove arranged at the top of the lower main body, the wire grooves of the upper main body and the lower main body are spliced to form a wire hole, and the upper main body and the lower main body are matched to fix a wire body in the wire groove.
7. The power grid secondary circuit wiring fixing and identifying device as claimed in claim 6, wherein: the upper main body is detachably connected with the lower main body through a clutch mechanism, the clutch mechanism comprises a clutch screw rod penetrating through the upper main body and a driving mechanism, the clutch screw rod is connected with the upper main body through threads, the lower end of the clutch screw rod is connected with the driving mechanism, the driving mechanism comprises a main shaft, a worm wheel and a worm, the main shaft is connected with the lower end of the clutch screw rod, the worm wheel is fixedly arranged on the main shaft and meshed with the worm, and one end of the worm extends to the outer side of the lower main body and is connected with a power source; still be equipped with the guide bar between last main part and the lower main part, the fixed top of locating down the main part of guide bar, the upper end of guide bar runs through last main part to extend to the top of last main part.
8. The power grid secondary circuit wiring fixing and identifying device as claimed in claim 7, wherein: two sides of the worm wheel are respectively provided with a worm, one worm extends to the outer side of the lower main body, belt wheels are arranged on the two worms, and the belt wheels between the two worms are connected through a belt.
9. The power grid secondary circuit wiring fixing and identifying device as recited in claim 8, wherein: the wire pressing mechanism is arranged on the periphery of the wire hole and comprises a plurality of protruding parts protruding out of the inner wall of the wire hole;
the bulge is arranged on the insert, the insert is arranged in the main body part of the periphery of the wire hole, the insert is integrally in a strip shape, the main body part on the outer side of the wire hole is provided with a jack matched with the cross section of the insert, and the insert is inserted into the main body part along the jack and is detachably connected with the main body part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921963132.9U CN211428521U (en) | 2019-11-13 | 2019-11-13 | Fixing and marking device for secondary circuit wiring of power grid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921963132.9U CN211428521U (en) | 2019-11-13 | 2019-11-13 | Fixing and marking device for secondary circuit wiring of power grid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211428521U true CN211428521U (en) | 2020-09-04 |
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ID=72251282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921963132.9U Expired - Fee Related CN211428521U (en) | 2019-11-13 | 2019-11-13 | Fixing and marking device for secondary circuit wiring of power grid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211428521U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110854634A (en) * | 2019-11-13 | 2020-02-28 | 国网安徽省电力有限公司庐江县供电公司 | Fixing and marking device for secondary circuit wiring of power grid |
-
2019
- 2019-11-13 CN CN201921963132.9U patent/CN211428521U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110854634A (en) * | 2019-11-13 | 2020-02-28 | 国网安徽省电力有限公司庐江县供电公司 | Fixing and marking device for secondary circuit wiring of power grid |
| CN110854634B (en) * | 2019-11-13 | 2024-07-23 | 国网安徽省电力有限公司庐江县供电公司 | Power grid secondary circuit wiring fixing and marking device |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200904 |
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| CF01 | Termination of patent right due to non-payment of annual fee |