CN105203145A - High-voltage power station detecting device with U-shaped clamping slot - Google Patents
High-voltage power station detecting device with U-shaped clamping slot Download PDFInfo
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- CN105203145A CN105203145A CN201510755670.9A CN201510755670A CN105203145A CN 105203145 A CN105203145 A CN 105203145A CN 201510755670 A CN201510755670 A CN 201510755670A CN 105203145 A CN105203145 A CN 105203145A
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- 238000004891 communication Methods 0.000 claims abstract description 37
- 230000005684 electric field Effects 0.000 claims abstract description 18
- 230000005855 radiation Effects 0.000 claims description 74
- 238000001514 detection method Methods 0.000 claims description 21
- 238000012360 testing method Methods 0.000 claims description 21
- 238000007373 indentation Methods 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 4
- 230000003071 parasitic effect Effects 0.000 claims description 4
- 230000002159 abnormal effect Effects 0.000 abstract 1
- 238000002955 isolation Methods 0.000 description 13
- 238000013461 design Methods 0.000 description 5
- 238000012544 monitoring process Methods 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Abstract
The invention discloses a high-voltage power station detecting device with a U-shaped clamping slot. The device comprises a disc base, and further comprises a heat source temperature detector and an electric field intensity detector, wherein a lug boss is arranged on the disc base; a stepping motor is arranged on the lug boss; a detecting platform is arranged at the power output end of the stepping motor; a plurality of detecting ends are arranged with equal arc lengths in a circle on the top surface of the detecting platform; a circuit accommodating column is arranged in the middle of the detecting platform; an antenna box is arranged at the top of the circuit accommodating column; a communication antenna is arranged in the antenna box. All detectors rotate along with the detecting platform to detect respective items, so that the detecting accuracy and comprehensiveness can be effectively guaranteed; the heat source temperature detector is used for detecting an abnormal increment in the temperature of a heat source to prevent a fire hazard; the electric field intensity detector is used for detecting a change in the electric field intensity; a temperature voltage enhancement caused by a short circuit can be relatively easy to detect; besides, a high electrical property of the antenna provides a strong guarantee for detecting accuracy of the device.
Description
Technical field
The present invention relates to a kind of high voltage generating station pick-up unit being provided with U-shaped clip slot.
Background technology
Power cable and transformer station play an important role in distribution network construction, its monitoring direct relation to reliability and the power supply quality of power supply.Cable line supervising device comprises line information pick-up unit and data collector, pick-up unit directly contacts with cable, the simulating signal amounts such as the electric current in detection streamer, voltage, then monitoring information is sent to harvester by wired or wireless data communication by digital encoding scheme by pick-up unit CPU, and harvester CPU obtains the information such as electric current, voltage in cable by decoding.Usually, the data communication of harvester and pick-up unit can be divided into two kinds according to communication mode: wire communication mode and communication; Wherein, wireless mode is subject to the impact of site environment, as the signal disturbing at scene, the easy conductively-closed of signal etc. of communication; Detection key element in power cable and transformer station is a lot, when temperature is too high, needs detecting device prevention of problem fire to occur; There is excellent radio communication again in addition, because mention the impact that wireless mode is subject to site environment above, as the signal disturbing at scene, the easy conductively-closed of signal etc. of communication, but also be easily subject to the interference of electric field, therefore the antenna established in needs to have good antenna performance, anti-shielding is also anti-interference, and directivity also will be got well.
Summary of the invention
The object of the invention is to overcome above-described shortcoming, a kind of high voltage generating station pick-up unit being provided with U-shaped clip slot is provided.
For achieving the above object, concrete scheme of the present invention is as follows: a kind of high voltage generating station pick-up unit being provided with U-shaped clip slot, include disc base, described disc base is provided with boss, described boss is provided with stepper motor, and the clutch end of described stepper motor is provided with detection platform, and described detection platform end face is provided with multiple test sides that the arc length such as a circle are arranged, be provided with circuit in the middle of described detection platform and shelve post, described circuit is shelved column top and is provided with antenna box; Also include heat source temperature detector and electric field intensity detector; Described heat source temperature detector and electric field intensity detector are located in test side respectively; Also include processor, warning device, communicator; Described heat source temperature detector, electric field intensity detector, warning device, communicator are connected with processor signal respectively; Described communicator includes communication antenna, and described communication antenna is located in antenna box.
Wherein, described communication antenna includes circular pcb board, and described pcb board front is provided with the first oscillator arms of arc, also includes the second oscillator arms of the second arc, and the radius of described second oscillator arms is less than the first oscillator arms; The arc length of described first oscillator arms is greater than the arc length of the second oscillator arms; The opening of described first oscillator arms is towards the second oscillator arms, and the opening of described second oscillator arms is towards the first oscillator arms;
The arched arm center of described first oscillator arms is outward extended with the first linking arm, described first linking arm free end is laterally provided with the first radiation arm, also include parallel with the first radiation arm and be shorter in length than the second radiation arm of the first radiation arm, also include parallel with the second radiation arm and be shorter in length than the 3rd radiation arm of the second radiation arm, also include parallel with the 3rd radiation arm and be shorter in length than the 4th radiation arm of the 3rd radiation arm;
The arched arm center of described second oscillator arms is outward extended with the second linking arm, described second linking arm free end is laterally provided with the 5th radiation arm, also include parallel with the 5th radiation arm and be shorter in length than the 6th radiation arm of the 5th radiation arm, also include parallel with the 6th radiation arm and be shorter in length than the 7th radiation arm of the 6th radiation arm, also include parallel with the 7th radiation arm and be shorter in length than the 8th radiation arm of the 7th radiation arm;
Also include arc and nock towards the 3rd oscillator arms of the first oscillator arms, described 3rd oscillator arms is connected by feeder pillar with the first oscillator; Described 3rd oscillator arms extends internally out the 4th trapezoidal oscillator arms, and the top margin of described 4th oscillator arms is provided with multiple semi-circular indentation;
Also include arc and nock towards the 5th oscillator arms of the first oscillator arms, described 5th oscillator arms is connected by feeder pillar with the second oscillator; Described 5th oscillator arms extends internally out the 6th trapezoidal oscillator arms, and the top margin of described 6th oscillator arms is provided with multiple semi-circular indentation;
The back side of described pcb board is provided with two power feed hole corresponding with the first oscillator arms and the second oscillator arms respectively.
Wherein, the arc length of described 3rd oscillator arms is identical with the arc length of the 5th oscillator arms; If the arc length of the 3rd oscillator arms is L3, the arc length of the first oscillator arms is L1, and the arc length of the second oscillator arms is L2, described L1=L2+0.25L3.
Wherein, the outside of described 4th radiation arm is zigzag, and the outside of described 8th radiation arm is zigzag.
Wherein, the parasitic oscillator sheet of a circle is also provided with in described second oscillator arms.
Wherein, be also provided with a division board in described antenna box, described communication antenna is located on division board, and the distance between division board and communication antenna is greater than 2cm.
Wherein, described division board is a circular metal plate, described division board is evenly provided with multiple hexagon through hole.
Wherein, test side quantity is four.
Wherein, the outer of described pcb board is arranged with a circle shielding ring.
Wherein, also include the rotating speed detector pillar be located on disc base, the free end of described rotating speed detector pillar is not less than described detection platform end face, be provided with the rotating speed detector for detecting described detection platform rotating speed in described rotating speed detector pillar, described rotating speed detector is connected with processor signal;
Wherein, described disc base is magnetic disk understructure, also includes fixture, and described fixture includes magnetic fixed block, and described magnetic fixed block is provided with a U-shaped clip slot, and described U-shaped clip slot is provided with fastening screw.
Wherein, described antenna box end face is taper.
Beneficial effect of the present invention is: every detector also can rotate to detect thereupon, effectively can ensure the accuracy and comprehensive detected like this, heat source temperature detector is for detecting its temperature anomaly rising condition to prevent danger on fire, electric field intensity detector is for detecting electric field intensity change, the voltage caused during short circuit strengthen temporarily make its can comparatively be easy to detection, in addition, the high electrical property of antenna, for this device detection accuracy provides powerful guarantee.
Accompanying drawing explanation
Fig. 1 is theory diagram of the present invention;
Fig. 2 is left view of the present invention;
Fig. 3 is stereographic map of the present invention;
Fig. 4 is the vertical view of communication antenna of the present invention;
Fig. 5 is the upward view of communication antenna of the present invention;
Fig. 6 is the structural representation of division board of the present invention;
Fig. 7 is the frequency range emulation testing figure that communication antenna of the present invention and trap-out tray do not conform to timing;
Fig. 8 is the frequency range emulation testing figure that communication antenna of the present invention and trap-out tray close timing;
Fig. 9 is the directional diagram of communication antenna of the present invention;
Description of reference numerals in Fig. 1 to Fig. 9: 1-disc base; 2-stepper motor; 3-detection platform; 4-antenna box; 5-test side; 6-magnetic fixed block; 7-U clevis groove; 8-rotating speed detector pillar;
90-PCB plate; 95-division board;
911-first oscillator arms; 912-second oscillator arms; 913-the 3rd oscillator arms; 914-the 4th oscillator arms; 915-the 5th oscillator arms; 916-the 6th oscillator arms;
921-first linking arm; 922-second linking arm;
931-first radiation arm; 932-second radiation arm; 933-the 3rd radiation arm; 934-the 4th radiation arm; 935-the 5th radiation arm; 936-the 6th radiation arm; 937-the 7th radiation arm; 938-the 8th radiation arm;
The parasitic oscillator sheet of 941-; 942-power feed hole;
951-through hole.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation, is not practical range of the present invention is confined to this.
As shown in Figures 1 to 9, a kind of high voltage generating station pick-up unit being provided with U-shaped clip slot described in the present embodiment, include disc base 1, described disc base 1 is provided with boss, described boss is provided with stepper motor 2, and the clutch end of described stepper motor 2 is provided with detection platform 3, and described detection platform 3 end face is provided with multiple test sides 5 that the arc length such as a circle are arranged, be provided with circuit in the middle of described detection platform 3 and shelve post, described circuit is shelved column top and is provided with antenna box 4; Also include heat source temperature detector and electric field intensity detector; Described heat source temperature detector and electric field intensity detector are located in test side 5 respectively; Also include processor, warning device, communicator; Described heat source temperature detector, electric field intensity detector, warning device, communicator are connected with processor signal respectively; Described communicator includes communication antenna, and described communication antenna is located in antenna box 4.Concrete.Stepper motor 2 drives monitoring platform to rotate, therefore, its every detector also can rotate to detect thereupon, effectively can ensure the accuracy and comprehensive detected like this, wherein, heat source temperature detector for detecting its temperature anomaly rising condition to prevent danger on fire, electric field intensity detector for detect electric field intensity change, the voltage caused during short circuit strengthen temporarily make its can comparatively be easy to detection.Described communication antenna is located in antenna box 4, and antenna box 4, because toward the outside, therefore makes communication antenna to communicate preferably; In addition, multiple test side 5 removably connects with described detection platform 3, does effective preparation for being convenient for changing detector later.
Because the electric field intensity of transformer station or Exterior cable is comparatively large, therefore need communication antenna to possess wider frequency range and good isolation, and directivity is optimized better and better.
Therefore, a kind of high voltage generating station pick-up unit being provided with U-shaped clip slot described in concrete the present embodiment, described communication antenna includes circular pcb board 90, described pcb board 90 front is provided with the first oscillator arms 911 of arc, also include the second oscillator arms 912 of the second arc, the radius of described second oscillator arms 912 is less than the first oscillator arms 911; The arc length of described first oscillator arms 911 is greater than the arc length of the second oscillator arms 912; The opening of described first oscillator arms 911 is towards the second oscillator arms 912, and the opening of described second oscillator arms 912 is towards the first oscillator arms 911; The arched arm center of described first oscillator arms 911 is outward extended with the first linking arm 921, described first linking arm 921 free end is laterally provided with the first radiation arm 931, also include parallel with the first radiation arm 931 and be shorter in length than the second radiation arm 932 of the first radiation arm 931, also include parallel with the second radiation arm 932 and be shorter in length than the 3rd radiation arm 933 of the second radiation arm 932, also include parallel with the 3rd radiation arm 933 and be shorter in length than the 4th radiation arm 934 of the 3rd radiation arm 933; The arched arm center of described second oscillator arms 912 is outward extended with the second linking arm 922, described second linking arm 922 free end is laterally provided with the 5th radiation arm 935, also include parallel with the 5th radiation arm 935 and be shorter in length than the 6th radiation arm 936 of the 5th radiation arm 935, also include parallel with the 6th radiation arm 936 and be shorter in length than the 7th radiation arm 937 of the 6th radiation arm 936, also include parallel with the 7th radiation arm 937 and be shorter in length than the 8th radiation arm 938 of the 7th radiation arm 937; Also include arc and nock towards the 3rd oscillator arms 913 of the first oscillator arms 911, described 3rd oscillator arms 913 is connected by feeder pillar with the first oscillator; Described 3rd oscillator arms 913 extends internally out the 4th trapezoidal oscillator arms 914, and the top margin of described 4th oscillator arms 914 is provided with multiple semi-circular indentation; Also include arc and nock towards the 5th oscillator arms 915 of the first oscillator arms 911, described 5th oscillator arms 915 is connected by feeder pillar with the second oscillator; Described 5th oscillator arms 915 extends internally out the 6th trapezoidal oscillator arms 916, and the top margin of described 6th oscillator arms 916 is provided with multiple semi-circular indentation; The back side of described pcb board 90 is provided with two power feed hole 942 corresponding with the first oscillator arms 911 and the second oscillator arms 912 respectively.By being not less than the microstrip circuit structural design of 550 times, and by under being not less than 500 l-G simulation tests and parameter adjustment, division board 95 structure finally determining above-mentioned antenna structure and coordinate with it, this antenna possesses wider frequency range and preferably isolation and directivity and gain performance when coordinating with division board 95, meet request for utilization completely, improve its communication performance.
A kind of high voltage generating station pick-up unit being provided with U-shaped clip slot described in the present embodiment, be also provided with a division board 95 in described antenna box 4, described communication antenna is located on division board 95, and the distance between division board 95 and communication antenna is greater than 2cm.A kind of high voltage generating station pick-up unit being provided with U-shaped clip slot described in the present embodiment, described division board 95 is a circular metal plate, and described division board 95 is evenly provided with multiple hexagon through hole 951.Especially when this structural insulated panel 95 of removing or placement plain metal division board 95, as Fig. 7, this beamwidth of antenna available frequency range is still up to 1.7GHz to 2.65GHz; Substantially meet the requirement of communications band, its gain is also higher, and in frequency band, average gain is greater than 8.952dBi; Meet actual use needs.The design of this shape division board 95 is also drawn by emulation and continuous test design, wherein, screw stereo antenna is comprised when this division board 95 being placed other prior art antennas and coordinating, its matching is not high, and isolation performance strengthens not obvious, when testing ordinary antennas, this division board 95 in cooperation, average gain increases 0.01-0.15dBi or does not increase, and isolation performance is constant, and frequency range is without change.And reality test with test before emulation in can learn, test when the communication antenna in this programme coordinates with the division board 95 of this programme, the bandwidth of the communication antenna of this programme, isolation, gain aspect all exceed Antenna Design when not adding division board 95, and the simulation value after wherein coordinating is as Fig. 8.This integrated antenna system bandwidth available frequency range reaches 1.6GHz to 2.85GHz; Its gain also obviously increases, and in frequency band, average gain is greater than 9.4dBi, compares rising about 0.3dBi; If isolation in its isolation figure frequency band in addition, isolation performance better, as Fig. 8, can find out that in S3 isolation is greater than 25.5dB in frequency range.Its directivity, as described in Figure 9, it is omni-directional antenna.
Embodiment 2.
The arc length of described 3rd oscillator arms 913 is identical with the arc length of the 5th oscillator arms 915; If the arc length of the 3rd oscillator arms 913 is L3, the arc length of the first oscillator arms 911 is L1, and the arc length of the second oscillator arms 912 is L2, described L1=L2+0.25L3.After arranging above-mentioned parameter restriction, found by great many of experiments and emulation, its gain is more stable, and isolation also remains on higher level.Above-mentioned parameter is constantly being tested and is drawing in adjustment, and it is the most stable and design parameter that is performance the best, and concrete actual knot HFSS15 software of testing calculates, and this total system beamwidth of antenna available frequency range is at 1.6GHz to 2.8GHz internal frequency modulation; In frequency band, average gain is greater than 9.35dBi, and impedance reduces; In frequency range, isolation is greater than 26dB; Find in reality test, the change of external environment, as temperature, influence of magnetic field change within the specific limits, the changes in amplitude of such as temperature about 10 degree, when adopting above-mentioned parameter and special value, very by force, frequency range conservation degree is better for its stability.
A kind of high voltage generating station pick-up unit being provided with U-shaped clip slot described in the present embodiment, the outside of described 4th radiation arm 934 is zigzag, and the outside of described 8th radiation arm 938 is zigzag.Sawtooth is set and effectively can increases isolation.
A kind of high voltage generating station pick-up unit being provided with U-shaped clip slot described in the present embodiment, is also provided with the parasitic oscillator sheet 941 of a circle, has obvious help to improving gain in described second oscillator arms 912.
A kind of high voltage generating station pick-up unit being provided with U-shaped clip slot described in the present embodiment, test side 5 quantity is four.A kind of high voltage generating station pick-up unit being provided with U-shaped clip slot described in the present embodiment, the outer of described pcb board 90 is arranged with a circle shielding ring.Its isolation of this structure more.
A kind of high voltage generating station pick-up unit being provided with U-shaped clip slot described in the present embodiment, also include the rotating speed detector pillar 8 be located on disc base 1, the free end of described rotating speed detector pillar 8 is not less than described detection platform 3 end face, be provided with the rotating speed detector for detecting described detection platform 3 rotating speed in described rotating speed detector pillar 8, described rotating speed detector is connected with processor signal; Rotating speed detector effectively can detect tach signal, for processor provides rotary speed parameter, prevents the error of other detection informations.
Described antenna box 4 end face is taper; Taper can prevent antenna box 4 end face from having rainwater, interfere with communications.
A kind of high voltage generating station pick-up unit being provided with U-shaped clip slot described in the present embodiment, described disc base 1 is magnetic disk base 1 structure, also include fixture, described fixture includes magnetic fixed block 6, described magnetic fixed block 6 is provided with a U-shaped clip slot 7, and described U-shaped clip slot 7 is provided with fastening screw.Magnetic fixed block 6 is connected with magnetic disk magnetic, and this device can be installed in cable or transformer station by U-shaped clip slot 7 easily.
The above is only a preferred embodiment of the present invention, therefore all equivalences done according to structure, feature and the principle described in patent claim of the present invention change or modify, and are included in the protection domain of patented claim of the present invention.
Claims (9)
1. one kind is provided with the high voltage generating station pick-up unit of U-shaped clip slot, it is characterized in that: include disc base (1), described disc base (1) is provided with boss, described boss is provided with stepper motor (2), the clutch end of described stepper motor (2) is provided with detection platform (3), described detection platform (3) end face is provided with multiple test sides (5) that the arc length such as a circle are arranged, and be provided with circuit in the middle of described detection platform (3) and shelve post, described circuit is shelved column top and is provided with antenna box (4); Also include heat source temperature detector and electric field intensity detector; Described heat source temperature detector and electric field intensity detector are located in test side (5) respectively; Also include processor, warning device, communicator; Described heat source temperature detector, electric field intensity detector, warning device, communicator are connected with processor signal respectively; Described communicator includes communication antenna, and described communication antenna is located in antenna box (4);
Described disc base (1) is magnetic disk base (1) structure, also includes fixture, and described fixture includes magnetic fixed block (6), and described magnetic fixed block (6) is provided with a U-shaped clip slot (7), and described U-shaped clip slot (7) is provided with fastening screw.
2. a kind of high voltage generating station pick-up unit being provided with U-shaped clip slot according to claim 1, it is characterized in that: described communication antenna includes circular pcb board (90), described pcb board (90) front is provided with first oscillator arms (911) of arc, also include second oscillator arms (912) of the second arc, the radius of described second oscillator arms (912) is less than the first oscillator arms (911); The arc length of described first oscillator arms (911) is greater than the arc length of the second oscillator arms (912); The opening of described first oscillator arms (911) is towards the second oscillator arms (912), and the opening of described second oscillator arms (912) is towards the first oscillator arms (911);
The arched arm center of described first oscillator arms (911) is outward extended with the first linking arm (921), described first linking arm (921) free end is laterally provided with the first radiation arm (931), also include parallel with the first radiation arm (931) and be shorter in length than second radiation arm (932) of the first radiation arm (931), also include parallel with the second radiation arm (932) and be shorter in length than the 3rd radiation arm (933) of the second radiation arm (932), also include parallel with the 3rd radiation arm (933) and be shorter in length than the 4th radiation arm (934) of the 3rd radiation arm (933),
The arched arm center of described second oscillator arms (912) is outward extended with the second linking arm (922), described second linking arm (922) free end is laterally provided with the 5th radiation arm (935), also include parallel with the 5th radiation arm (935) and be shorter in length than the 6th radiation arm (936) of the 5th radiation arm (935), also include parallel with the 6th radiation arm (936) and be shorter in length than the 7th radiation arm (937) of the 6th radiation arm (936), also include parallel with the 7th radiation arm (937) and be shorter in length than the 8th radiation arm (938) of the 7th radiation arm (937),
Also include arc and nock towards the 3rd oscillator arms (913) of the first oscillator arms (911), described 3rd oscillator arms (913) is connected by feeder pillar with the first oscillator; Described 3rd oscillator arms (913) extends internally out the 4th trapezoidal oscillator arms (914), and the top margin of described 4th oscillator arms (914) is provided with multiple semi-circular indentation;
Also include arc and nock towards the 5th oscillator arms (915) of the first oscillator arms (911), described 5th oscillator arms (915) is connected by feeder pillar with the second oscillator; Described 5th oscillator arms (915) extends internally out the 6th trapezoidal oscillator arms (916), and the top margin of described 6th oscillator arms (916) is provided with multiple semi-circular indentation;
The back side of described pcb board (90) is provided with two power feed hole (942) corresponding with the first oscillator arms (911) and the second oscillator arms (912) respectively.
3. a kind of high voltage generating station pick-up unit being provided with U-shaped clip slot according to claim 2, is characterized in that: the arc length of described 3rd oscillator arms (913) is identical with the arc length of the 5th oscillator arms (915); If the arc length of the 3rd oscillator arms (913) is L3, the arc length of the first oscillator arms (911) is L1, and the arc length of the second oscillator arms (912) is L2, described L1=L2+0.25L3.
4. a kind of high voltage generating station pick-up unit being provided with U-shaped clip slot according to claim 2, is characterized in that: the outside of described 4th radiation arm (934) is zigzag, and the outside of described 8th radiation arm (938) is zigzag.
5. a kind of high voltage generating station pick-up unit being provided with U-shaped clip slot according to claim 2, is characterized in that: the parasitic oscillator sheet (941) being also provided with a circle in described second oscillator arms (912).
6. a kind of high voltage generating station pick-up unit being provided with U-shaped clip slot according to claim 2, it is characterized in that: in described antenna box (4), be also provided with a division board (95), described communication antenna is located on division board (95), and the distance between division board (95) and communication antenna is greater than 2cm.
7. a kind of high voltage generating station pick-up unit being provided with U-shaped clip slot according to claim 6, is characterized in that: described division board (95) is a circular metal plate, described division board (95) is evenly provided with multiple hexagon through hole (951).
8. a kind of high voltage generating station pick-up unit being provided with U-shaped clip slot according to claim 2, is characterized in that: test side (5) quantity is four.
9. a kind of high voltage generating station pick-up unit being provided with U-shaped clip slot according to claim 2, is characterized in that: the outer of described pcb board (90) is arranged with a circle shielding ring.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510755670.9A CN105203145B (en) | 2015-11-09 | 2015-11-09 | A kind of high voltage generating station detection device being provided with U-clamp groove |
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| CN201510755670.9A CN105203145B (en) | 2015-11-09 | 2015-11-09 | A kind of high voltage generating station detection device being provided with U-clamp groove |
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| CN105203145B CN105203145B (en) | 2016-08-03 |
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Inventor after: Jia Chengwei Inventor after: Li Pengju Inventor after: Ma Gonglei Inventor after: Duan Donglin Inventor after: Liu Hui Inventor after: Xi Zuntao Inventor after: Zhang Feng Inventor after: Cheng Liang Inventor after: Lv Huilai Inventor after: Tan Xizhang Inventor after: Yu Jin Inventor after: Ma Bo Inventor before: Xie Guangpeng |
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Effective date of registration: 20160711 Address after: 250200 Ji'nan, Zhangqiu, new government district, Fu Fu Street, No. 603 Applicant after: ZHANGQIU POWER SUPPLY COMPANY, STATE GRID SHANDONG ELECTRIC POWER Co. Applicant after: State Grid Corporation of China Address before: 250200 Ji'nan, Zhangqiu, new government district, Fu Fu Street, No. 603 Applicant before: ZHANGQIU POWER SUPPLY COMPANY, STATE GRID SHANDONG ELECTRIC POWER Co. Effective date of registration: 20160711 Address after: 250200 Ji'nan, Zhangqiu, new government district, Fu Fu Street, No. 603 Applicant after: ZHANGQIU POWER SUPPLY COMPANY, STATE GRID SHANDONG ELECTRIC POWER Co. Address before: 523000 E District, Tian An Digital City, Nancheng District, Guangdong, Dongguan Applicant before: Xie Guangpeng |
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