CN204216453U - A kind of reactor with T-shaped core insulation against ground prosthetic device - Google Patents
A kind of reactor with T-shaped core insulation against ground prosthetic device Download PDFInfo
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- CN204216453U CN204216453U CN201420649219.XU CN201420649219U CN204216453U CN 204216453 U CN204216453 U CN 204216453U CN 201420649219 U CN201420649219 U CN 201420649219U CN 204216453 U CN204216453 U CN 204216453U
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- reactor
- shaped core
- dehumidifier
- insulation against
- against ground
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Abstract
The utility model discloses a kind of reactor with T-shaped core insulation against ground prosthetic device, it comprises airtight cover body, dehumidifier, insulated cable lead-in wire and insulating-resistance meter, described dehumidifier is arranged on the periphery of reactor with T-shaped core to be repaired, reactor with T-shaped core to be repaired drawn together by described airtight cover body cover and dehumidifier makes the two be in a confined space, described insulated cable lead-in wire connects iron core grounding sheet and the metab of reactor with T-shaped core respectively, and causes enclosed hood Ligation in vitro insulating-resistance meter.Described airtight cover body is formed after adopting the transparent membrane cover of lower ending opening to tighten its underpart by stretch cord.The utility model repair process is without the need to transporting reactor with T-shaped core, and also without the need to using high-power thermal source, energy consumption reduces greatly, and the dehumidifier time is short, and efficiency is high, significantly can shorten repairing efficiency.In addition, dehumidifier process safety and reliable, does not need operating personnel to follow the tracks of, has saved manpower, had a good application prospect.
Description
Technical field
The utility model relates to a kind of reactor with T-shaped core insulation against ground prosthetic device.
Background technology
Reactor with T-shaped core have office put little, mechanical strength is high, volume is little, fire-retardant, safeguard less, leakage field is little, be applicable to the advantage of indoor location, be widely used in the fields such as power transmission and transformation system, electric railway, metallurgy, particularly installing space finite sum has the net place such as transformer station and underground substation, city of special fire protection requirement, more can give full play to little, the fire-retardant superiority of its volume.Withstand voltage test examination is carried out or before putting into operation at reactor with T-shaped core, due to indoor environment or the underground space moister, the insulating resistance value of reactor with T-shaped core can obviously decline, sometimes every 1000V rated voltage, its insulating resistance value is less than 2M Ω, and the insulating resistance value of reactor with T-shaped core operation minimum requirements is that insulation against ground resistance value is not less than 2M Ω.Even more serious situation is, when reactor suffers abnormal moist generation dew condensation phenomenon, insulation resistance also can level off to zero.
In order to repair reactor with T-shaped core insulation against ground, usually adopt following two kinds of methods at present:
A kind of method transfers in special heating furnace by whole reactor, according to certain heating curve to reactor heat temperature raising, the moisture in insulating material evaporated away.The defect of the method is: (1) need the special equipments such as lifting transhipment, heating furnace, and need to heat whole reactor, heating does not have selectivity, consumes comparatively multi-energy; (2) transfer reactance device process is longer, and heating curve comprises several constant temperature and keeps the period, and accumulating time 12 hours or more, causes repairing efficiency long.
Another kind method is checked and accepted or installation in position scene at reactor, utilizes thermal radiation principle of heating, be arranged in around reactor, carry out Baking out after energising to reactor by warmer or high-power heating lamp tube, to drive away the moisture in insulating material.The method has following shortcoming: (1) every platform reactor need adopt 6 ~ 10 power to be the warmer of about 1000W or high-power heating lamp tube, and total heating power is high; (2) the environment space residing for reactor is comparatively large, and heat is low to the directional heat conversion efficiency of reactor from warmer or high-power heating lamp tube, and reactor heats up slow, and effect is poor; (3) heating process needs personnel's carefulness to follow the tracks of, and carries out safety measure, with fire-proof, causes and expend more manpower.
Utility model content
The purpose of this utility model is to provide that a kind of energy consumption is low, repairing efficiency is short, can improve the reactor with T-shaped core insulation against ground prosthetic device of safety and reliability.
Above-mentioned purpose of the present utility model is realized by following technical scheme: a kind of reactor with T-shaped core insulation against ground prosthetic device, it is characterized in that: it comprises airtight cover body, dehumidifier, insulated cable lead-in wire and insulating-resistance meter, described dehumidifier is arranged on the periphery of reactor with T-shaped core to be repaired, reactor with T-shaped core to be repaired drawn together by described airtight cover body cover and dehumidifier makes the two be in a confined space, described insulated cable lead-in wire connects iron core grounding sheet and the metab of reactor with T-shaped core respectively, and cause enclosed hood Ligation in vitro insulating-resistance meter.
The utility model repair process is without the need to transporting reactor with T-shaped core, and also without the need to using high-power thermal source, energy consumption reduces greatly, and the dehumidifier time is short, and efficiency is high, significantly can shorten repairing efficiency.In addition, dehumidifier process safety and reliable, does not need operating personnel to follow the tracks of, has saved manpower, had a good application prospect.
Improve as one of the present utility model, described airtight cover body is formed after adopting the transparent membrane cover of lower ending opening to tighten its underpart by stretch cord.The convenient dehumidifier situation of observing in transparent membrane cover of transparent membrane cover, and facilitate folding, use transport very convenient.
Improve as one of the present utility model, described device also comprises liftable support, described liftable support forms primarily of supporting plate, telescopic crane and magnet sucking disc, the upper end of described crane connects supporting plate, the lower end of described crane and magnet sucking disc suck fixing, described supporting plate jacking is on the inner top surface of transparent membrane cover, and described magnet sucking disc is adsorbed on the iron yoke at reactor with T-shaped core top to be repaired.By regulating crane by bracket adjustment to proper height during use, gathering support of finishing using, is convenient for carrying, stores.Liftable support is fixed by magnet suction and reactor with T-shaped core, has reusable and does not damage function unshakable in one's determination.
In order to realize the automatic control of repair process, as further improvement of the utility model, described device also comprises controller, the panel of described controller is provided with for showing the LED display of actual measurement insulation against ground resistance value and the operation push-button for keying in set point, the signal input part of the A/D converter of controller is connected with the signal output part of insulating-resistance meter, the relay output end of controller is connected with window air conditioner electromechanical source, the insulation against ground resistance value of measured reactor with T-shaped core to be repaired is sent to controller by insulating-resistance meter, when controller judges that this insulation against ground resistance value is more than or equal to set point, the power supply cutting off dehumidifier is exported by relay, dehumidifier is quit work.
Transparent membrane cover described in the utility model is rectangle three-dimensional container, and the end face of transparent membrane cover and sidewall are respectively apart from reactor with T-shaped core 1.0 ~ 2.0 meters to be repaired.
Set point described in the utility model is 1.2 ~ 1.3 times of examination value, and described examination value is 100 ~ 300M Ω.
Compared with prior art, the utility model has following significant effect:
(1) the utility model overlaps a transparent membrane cover for reactor with T-shaped core product to be repaired at the scene, utilize dehumidifier dehumidifier, and keep, the moisture be adsorbed on reactor with T-shaped core insulating material to be repaired is constantly evaporated and discharges through air conditioner, product insulation against ground is repaired, whole repair process is without the need to transporting reactor with T-shaped core, and also without the need to using high-power thermal source, energy consumption reduces greatly, and, the dehumidifier time is short, and efficiency is high, significantly can shorten repairing efficiency.
(2) the utility model dehumidifier process safety and reliable, does not need operating personnel's carefulness to follow the tracks of, has saved manpower.
(3) the dehumidifier situation in transparent membrane cover handled easily personal observations cover of the present utility model, and facilitate folding, use transport very convenient.
(4) the utility model apparatus structure is simple, practical, has a good application prospect.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Structural representation when Fig. 1 is utility model works;
Fig. 2 is the structural representation of the utility model liftable support;
Fig. 3 is the utility model controller architecture block diagram.
Embodiment
As Fig. 1, shown in 2, it is the device of a kind of reactor with T-shaped core insulation against ground of the utility model restorative procedure, it comprises airtight cover body, dehumidifier 2, insulated cable lead-in wire 6, insulating-resistance meter 5, liftable support 8 and controller 9, dehumidifier 2 is arranged on the periphery of reactor with T-shaped core 1 to be repaired, reactor with T-shaped core 1 to be repaired drawn together by airtight cover body cover and dehumidifier 2 makes the two be in a confined space, edge cable tail 6 connects iron core grounding sheet and the metab of reactor with T-shaped core 1 to be repaired respectively, and cause enclosed hood Ligation in vitro insulating-resistance meter 5.Airtight cover body is formed after adopting the transparent membrane cover 3 of lower ending opening to tighten its underpart by stretch cord 7, and transparent membrane cover is rectangle three-dimensional container, and the end face of transparent membrane cover and sidewall are 1.0 ~ 2.0 meters apart from reactor with T-shaped core 1 to be repaired respectively.Liftable support 8 forms primarily of supporting plate 81, telescopic crane 82 and magnet sucking disc 83, the upper end of crane 82 connects supporting plate 81, lower end and the magnet sucking disc 83 of crane 82 suck fixing, supporting plate 81 jacking is on the inner top surface of transparent membrane cover 3, and magnet sucking disc 83 is adsorbed on the iron yoke at reactor with T-shaped core 1 top to be repaired.By regulating crane by bracket adjustment to proper height during use, gathering support of finishing using, is convenient for carrying, stores.
The course of work of the present utility model is as follows:
(1) place dehumidifier 2 at the periphery of reactor with T-shaped core 1 to be repaired, the quantity of dehumidifier 2 can adjust according to the volume size of reactor with T-shaped core to be repaired and particular location, in the present embodiment, respectively place 2 dehumidifiers 2 at the front and back position of reactor with T-shaped core 1 to be repaired, amount to 4;
(2) reactor with T-shaped core 1 to be repaired and dehumidifier 2 all being covered draws together in an airtight cover body; In the present embodiment, reactor with T-shaped core 1 to be repaired and dehumidifier 2 all being covered draws together in the transparent membrane cover 3 of a lower ending opening, transparent membrane cover 3 is chosen according to reactor with T-shaped core overall dimension to be repaired, the end face of transparent membrane cover and sidewall are 1.0 ~ 2.0 meters apart from reactor with T-shaped core 1 to be repaired respectively, specifically transparent membrane cover 3 is erected on the iron yoke at reactor with T-shaped core 1 top to be repaired by its inner top surface of liftable support jack-up, and airtight cover body is formed at the bottom of tightening transparent membrane cover 3.The convenient dehumidifier situation of observing in transparent membrane cover of transparent membrane cover, and facilitate folding, use transport very convenient.This process should be noted outside insulated cable lead-in wire 6 non-links and dehumidifier 2 power line pull-out transparent membrane cover 3, facilitates later stage wiring.
(3) the iron core grounding sheet of reactor with T-shaped core 1 to be repaired and folder tie point are unclamped, using 2 to thoroughly do away with edge cable tail 6 connects on the iron core grounding sheet of reactor with T-shaped core to be repaired and the earth stud of metab respectively, and causing enclosed hood Ligation in vitro insulating-resistance meter 5, insulating-resistance meter 5 is digital insulation resistance meter;
(4) start after dehumidifier 2 power line is connected to 220V power supply, carry out dehumidifier, the moisture be adsorbed on reactor with T-shaped core 1 to be repaired is evacuated to enclosed hood external; Reduce air humidity particular by continuous dehumidifier, hydrone, is so moved in circles to the continuous free diffusing of dry air by reactor with T-shaped core insulating part to be repaired, and keep certain hour, insulating part is gradually dry.
(5) after reparation a period of time, use insulating-resistance meter 5 to monitor the insulation against ground resistance value of reactor with T-shaped core 1 to be repaired, until when insulation against ground resistance value is more than or equal to set point, stop dehumidifier, complete reparation, the set point in the present embodiment is 130M Ω.
As shown in Figure 3, the panel of controller 9 is provided with for showing the LED display of actual measurement insulation against ground resistance value and the operation push-button for keying in set point, controller adopts AT89C2051 chip, the signal input part of the A/D converter of controller is connected with the signal output part of insulating-resistance meter, the relay output end of controller is connected with window air conditioner electromechanical source, the insulation against ground resistance value of measured reactor with T-shaped core to be repaired 1 is sent to controller 9 by insulating-resistance meter, if controller 9 judges that insulation against ground resistance value is less than 130M Ω, dehumidifier 2 dehumidifier work proceeds, if when controller 9 judges that insulation against ground resistance value is more than or equal to 130M Ω, namely it is qualified that reactor with T-shaped core 1 insulation against ground resistance value to be repaired meets, the power supply cutting off dehumidifier 2 is exported by relay, dehumidifier 2 is quit work, completes the repair to reactor with T-shaped core 1 to be repaired.
Execution mode of the present utility model is not limited thereto, and according to foregoing of the present utility model, according to ordinary skill knowledge and customary means, the utility model set point is 1.2 ~ 1.3 times of examination value, and examination value is 100 ~ 300M Ω; The quantity of liftable support can adjust according to the volume size of transparent membrane cover; Therefore, do not departing under the utility model above-mentioned basic fundamental thought prerequisite, the utility model can make the amendment of other various ways, replacement or change, all drops within the utility model rights protection scope.
Claims (6)
1. a reactor with T-shaped core insulation against ground prosthetic device, it is characterized in that: it comprises airtight cover body, dehumidifier, insulated cable lead-in wire and insulating-resistance meter, described dehumidifier is arranged on the periphery of reactor with T-shaped core to be repaired, reactor with T-shaped core to be repaired drawn together by described airtight cover body cover and dehumidifier makes the two be in a confined space, described insulated cable lead-in wire connects iron core grounding sheet and the metab of reactor with T-shaped core to be repaired respectively, and causes enclosed hood Ligation in vitro insulating-resistance meter.
2. reactor with T-shaped core insulation against ground prosthetic device according to claim 1, is characterized in that: described airtight cover body is formed after adopting the transparent membrane cover of lower ending opening to tighten its underpart by stretch cord.
3. reactor with T-shaped core insulation against ground prosthetic device according to claim 2, it is characterized in that: described reactor with T-shaped core insulation against ground prosthetic device also comprises liftable support, described liftable support forms primarily of supporting plate, telescopic crane and magnet sucking disc, the upper end of described crane connects supporting plate, the lower end of described crane and magnet sucking disc suck fixing, described supporting plate jacking is on the inner top surface of transparent membrane cover, and described magnet sucking disc is adsorbed on the iron yoke at reactor with T-shaped core top to be repaired.
4. reactor with T-shaped core insulation against ground prosthetic device according to claim 3, it is characterized in that: described reactor with T-shaped core insulation against ground prosthetic device also comprises controller, the panel of described controller is provided with for showing the LED display of actual measurement insulation against ground resistance value and the operation push-button for keying in set point, the signal input part of the A/D converter of controller is connected with the signal output part of insulating-resistance meter, the relay output end of controller is connected with window air conditioner electromechanical source, the insulation against ground resistance value of measured reactor with T-shaped core to be repaired is sent to controller by insulating-resistance meter, when controller judges that this insulation against ground resistance value is more than or equal to set point, the power supply cutting off dehumidifier is exported by relay, dehumidifier is quit work.
5. reactor with T-shaped core insulation against ground prosthetic device according to claim 4, is characterized in that: described set point is 1.2 ~ 1.3 times of examination value, and described examination value is 100 ~ 300M Ω.
6. the reactor with T-shaped core insulation against ground prosthetic device according to any one of claim 2 ~ 5, it is characterized in that: described transparent membrane cover is rectangle three-dimensional container, the end face of transparent membrane cover and sidewall are respectively apart from reactor with T-shaped core 1.0 ~ 2.0 meters to be repaired.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420649219.XU CN204216453U (en) | 2014-10-31 | 2014-10-31 | A kind of reactor with T-shaped core insulation against ground prosthetic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420649219.XU CN204216453U (en) | 2014-10-31 | 2014-10-31 | A kind of reactor with T-shaped core insulation against ground prosthetic device |
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| Publication Number | Publication Date |
|---|---|
| CN204216453U true CN204216453U (en) | 2015-03-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420649219.XU Withdrawn - After Issue CN204216453U (en) | 2014-10-31 | 2014-10-31 | A kind of reactor with T-shaped core insulation against ground prosthetic device |
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| CN (1) | CN204216453U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104348099A (en) * | 2014-10-31 | 2015-02-11 | 广东电网有限责任公司电力科学研究院 | Ground insulation repairing method and device for dry iron core reactor |
-
2014
- 2014-10-31 CN CN201420649219.XU patent/CN204216453U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104348099A (en) * | 2014-10-31 | 2015-02-11 | 广东电网有限责任公司电力科学研究院 | Ground insulation repairing method and device for dry iron core reactor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 510080 Dongfeng East Road, Dongfeng, Guangdong, Guangzhou, Zhejiang Province, No. 8 Patentee after: ELECTRIC POWER RESEARCH INSTITUTE, GUANGDONG POWER GRID CO., LTD. Patentee after: Pearl Electric Limited by Share Ltd Address before: 510080 Dongfeng East Road, Dongfeng, Guangdong, Guangzhou, Zhejiang Province, No. 8 Patentee before: ELECTRIC POWER RESEARCH INSTITUTE, GUANGDONG POWER GRID CO., LTD. Patentee before: Pearl Electric Co., Ltd. |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20150318 Effective date of abandoning: 20161026 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |