CN203705595U - Voltage withstanding test system - Google Patents

Voltage withstanding test system Download PDF

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Publication number
CN203705595U
CN203705595U CN201420046874.6U CN201420046874U CN203705595U CN 203705595 U CN203705595 U CN 203705595U CN 201420046874 U CN201420046874 U CN 201420046874U CN 203705595 U CN203705595 U CN 203705595U
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voltage
high voltage
reactor
base
test system
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Expired - Fee Related
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CN201420046874.6U
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Chinese (zh)
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符棠
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Individual
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Abstract

The utility model relates to the high-voltage electrical voltage withstanding test equipment technology field and especially relates to a voltage withstanding test system. The voltage withstanding test system comprises a pedestal, a high-voltage reactor which can be fixed to the pedestal, a capacitive voltage divider which can be fixed to the pedestal and a hydraulic lifting device which is arranged on the pedestal in a free rotation mode. The hydraulic lifting device comprises a first hydraulic lifting arm, a second hydraulic lifting arm, a first voltage-sharing cover, a second voltage-sharing cover and a conductive pipe, wherein the first hydraulic lifting arm is used to support the high-voltage reactor to be positioned at any position from a horizontal direction to a vertical direction; the second hydraulic lifting arm is used to support the capacitive voltage divider to be positioned at any position from a horizontal direction to a vertical direction; the first voltage-sharing cover can be detachably connected to an end portion of the high-voltage reactor; the second voltage-sharing cover can be detachably connected to an end portion of the capacitive voltage divider; the conductive pipe is movably connected between the first voltage-sharing cover and the second voltage-sharing cover. By using the system of the utility model, transportation is convenient; frequent dismounting and assembling are not needed; operation is convenient; a safety coefficient is high and a need of a voltage withstanding test is satisfied.

Description

A kind of withstand voltage test system
Technical field
The utility model relates to high-voltage electrical apparatus withstand voltage test equipment technical field, is specifically related to a kind of withstand voltage test system.
Background technology
At present, all adopt series resonance pressure test apparatus to carry out AC voltage withstand test to high voltage electric equipment both at home and abroad, at 220kV and above GIS, current transformer, isolating switch, the AC voltage withstand test of disconnector needs voltage height and testing equipment capacious, series resonant equipment can be divided into variable-frequency series-resonance device and adjust sense series resonant equipment, adjusting sense series resonance is to regulate the inductance of high voltage reactor to reach optimum resonance point, adjustable high-voltage reactor is produced more complicated, on-the-spot use is very inconvenient, the general variable-frequency series-resonance device that uses, existing variable-frequency series-resonance device can be divided into variable-frequency power sources, exciting transformer, high voltage reactor, high-voltage capacitive divider, but parts are more, disperse, volume is large, Heavy Weight, Assembling and dismounting are loaded down with trivial details.
For example: in the time carrying out the AC voltage withstand test of 500kV current transformer, the general series resonant equipment that uses 750kV, the high voltage reactor using is composed in series by three single-units, every joint reactor holds cylindrical, general diameter is 0.7 meter, height is 1.8 meters, be heavily 2 tons, scene need to be used crane that three joint reactors are connected successively and are assembled on reactor base, between reactor, connect with bolt, finally load onto grading shield to prevent end corona discharge on the top of the reactor that is positioned at the top, the height after whole high voltage reactor assembling is about 7 meters; Capacitive divider is assembled on capacitive divider base by three single-unit series connection, need to load onto grading shield on top, and assemble method is the same with reactor needs to use crane to assemble, and the height after assembling is 6 meters.Because the volume of grading shield is larger, while assembling final section reactor, capacitive divider and grading shield, need operating personnel to climb and on insulating ladder, carry out work high above the ground, assembling difficulty and security risk are very large, after off-test, the variable-frequency power sources that need to use crane respectively withstand voltage test to be used, exciting transformer, three joint reactors, high voltage reactor base, three joint capacitive dividers, voltage divider base, the parts such as grading shield are contained on hi-cube car, finally with fastening rope, each equipment is reinforced again, topple over and collide to prevent equipment, lifting appliance in test at the scene, handling machinery and reinforcing operation are very loaded down with trivial details, increase greatly operating personnel's labour intensity, bring very large inconvenience to operating personnel, and handling safety risk is high, bring great potential safety hazard to operating personnel.
In the time that converting station high voltage electrical apparatus is carried out to AC voltage withstand test, the on-the-spot use crane that needs unloads testing equipment from lorry, around charging equipment when operation, the security risk of crane handling is larger, if the safe distance of crane and charging equipment is inadequate, be easy to cause electric shock accidents, cause personal injury and power grid accident; In the time of assembling each joint reactor, voltage divider and grading shield, people need stand on insulating ladder and crane master worker work compound, registration holes between equipment is alignd and used bolted, often hang primary equipment and all will take off lifting rope, difficulty the most in the time that the reactor of top and voltage divider and grading shield are installed, use high-altitude operation vehicle as place is wider, but a lot of places can not be used, need to use insulating ladder, and people will be on the herringbone insulating ladder of 6 meters high when operation, when touches device, induced electricity is very large, the great potential safety hazard of bringing to operating personnel; Need close fit between operating personnel, work compound at assembly working, but but need a large amount of time, as carry out the AC voltage withstand test of one group of 500kV current transformer, 6-8 individual demand just can complete a working day, and the getting on or off the bus, assemble, dismantle and reinforce the time of half nearly that substantially just taken of equipment, while carrying out the rescue of electrical network, shorten the withstand voltage test time more important.
Utility model content
The purpose of this utility model has been for having solved above-mentioned existing technical disadvantages, and a kind of simple operation, withstand voltage test system that safety coefficient is high are provided.
For achieving the above object, the utility model provides a kind of withstand voltage test system, and this withstand voltage test system comprises base, can be fixed on the high voltage reactor on described base, can be fixed on the capacitive divider on described base;
Rotate the hydraulic lift on described base that is arranged on freely;
Described hydraulic lift comprises: for support described high voltage reactor in the horizontal direction to the first hydraulic lifting arm of vertical direction optional position location, for supporting described capacitive divider in the horizontal direction to the second hydraulic lifting arm of location, vertical direction optional position;
Be detachably connected on the first grading shield of the end of described high voltage reactor;
Be detachably connected on the second grading shield of the end of described capacitive divider;
Be movably connected in the contact tube between described the first grading shield and the second grading shield.
Preferably, described base is " # " shape, and described base is also provided with multiple rollers for mobile described position base.
Preferably, on described base, be also provided with the level(l)ing device for base being adjusted to horizontality.
Preferably, on described base, be also provided with the heating radiator being connected with high voltage reactor by pipeline.
Preferably, on described high voltage reactor, pressure release vent valve is also installed.
Preferably, on described the second grading shield, be also provided with the movable buckle for fixing contact tube.
Preferably, described high voltage reactor and capacitive divider are all in the time of horizontal direction, and the horizontal direction axis of high voltage reactor and capacitive divider horizontal direction axis are parallel to each other but not on same straight line.
The beneficial effect the utlity model has is: the utility model by arranging rotation hydraulic lift freely on base, and hydraulic lift comprises: for support described high voltage reactor in the horizontal direction to the first hydraulic lifting arm of vertical direction optional position location, for supporting described capacitive divider in the horizontal direction to the second hydraulic lifting arm of location, vertical direction optional position; Compared to the prior art: the utility model just can complete the assembly and disassembly to equipment on ground, do not need to carry out work high above the ground, and avoided the loaded down with trivial details work of current use crane, insulating ladder and high-altitude operation vehicle assembly and disassembly equipment, improve greatly work efficiency; Especially in power grid accident repairing, saved greatly the time of withstand voltage test assembling, detaching equipment; Operating personnel's electric shock and the security risk of falling from high altitude are reduced; Transport is got up very convenient, has very high promotional value, has met the needs of withstand voltage test.
Brief description of the drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of the withstand voltage test system of the utility model embodiment;
Fig. 2 is the main TV structure schematic diagram of the utility model embodiment withstand voltage test system when unassembled;
Fig. 3 is the plan structure schematic diagram of Fig. 2;
Fig. 4 is the structural representation of the utility model embodiment withstand voltage test system in the time of assembling;
In figure: 1, base, 2, high voltage reactor, 3, capacitive divider, 4, hydraulic lift, 5, the first hydraulic lifting arm, 6, the second hydraulic lifting arm, 7, the first grading shield, 8, the second grading shield, 9, contact tube, 10, roller, 11, level(l)ing device, 12, heating radiator, 13, pressure release vent valve, 14, hydraulic pump.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1, Figure 2, Figure 3, Figure 4, a kind of withstand voltage test system that the utility model embodiment provides, specifically be applied in series resonance withstand voltage test, this withstand voltage test system comprises base 1, the lower end of base 1 is also provided with multiple rollers 10 for mobile described base 1 position, the preferred base 1 of the utility model is " # " shape, on the base 1 of " # " shape, be also provided with the level(l)ing device 11 for base 1 being adjusted to horizontality, level(l)ing device 11 is the retractable support frame that is arranged on the edge of base 1, on base 1, be also provided with by fastening bolt and connect the high voltage reactor 2 that can be fixed on described base 1, on base 1, be also provided with by fastening bolt and connect the capacitive divider 3 that can be fixed on described base 1, obviously, in order to facilitate installation high-voltage reactor 2 and capacitive divider 3, also can on base 1, add the supporting seat for supporting fixing high voltage reactor 2 and capacitive divider 3, need to offer anti-circulation breach with on the supporting seat of 2 corresponding installations of high voltage reactor, also be provided with the heating radiator 12 being connected with high voltage reactor 2 by pipeline at the middle part of base 1, can realize circulation cooling by heating radiator 12, make equipment continuous working, described high voltage reactor 2 is to adopt transformer oil insulation and heat radiation, top at high voltage reactor 2 is also provided with pressure release vent valve 13, when high voltage reactor 2 during in plumbness and when the air pressure inside of high voltage reactor 2 reaches certain value pressure release vent valve 13 start, and then discharge the emergent gas of high voltage reactor 2 inside, on described base 1 rotation freely be provided with hydraulic lift 4, described hydraulic lift 4 comprises: the first hydraulic lifting arm 5 of locating to vertical direction optional position in the horizontal direction for supporting described high voltage reactor 2, the second hydraulic lifting arm 6 of locating to vertical direction optional position in the horizontal direction for supporting described capacitive divider 3, the first hydraulic lifting arm 5 and the second hydraulic lifting arm 6 are and rotate the expansion bracket being fixed on base 1, the rotation of expansion bracket, flexible, lifting all drives by hydraulic pump 14, make in the time of mobile the first hydraulic lifting arm 5 and the second lifting arm 6 convenient, fast, needn't use crane, reduce greatly work high above the ground personnel's security risk, in the utility model, around metal produces circulation heating when preventing that high voltage reactor 2 from working, also offers an anti-circulation breach on base 1, be bolted the first grading shield 7 at the top of described high voltage reactor 2, be bolted the second grading shield 8 at the top of described capacitive divider 3, in the utility model, preferred high voltage reactor 2 is that bolt is connected with the first grading shield 7, capacitive divider 3 and the connected mode of the second grading shield 8, obviously, the first grading shield 7 and the second grading shield 8 can also adopt grading shield etc. all to press element, can also be other the mode that removably connects in the connected mode of high voltage reactor 2 and the first grading shield 7, capacitive divider 3 and the second grading shield 8, such as: clamping etc. the mode that removably connects, in the vertical direction of the first grading shield 7, also offer anti-circulation breach, between described the first grading shield 7 and the second grading shield 8, be flexibly connected and be useful on the contact tube 9 that high voltage reactor 2 and capacitive divider 3 are electrically connected, contact tube 9 has the convenient length of adjusting contact tube 9 of retractility, on described the second grading shield 8, be also provided with the movable buckle for fixing contact tube 9, operating personnel use insulating bar contact tube 9 can be connected on the movable buckle of the second grading shield 8 on the ground, operate safer, conveniently, effectively ensured operating personnel's safety.
As a kind of specific embodiment of the present utility model, first determine withstand voltage test position, withstand voltage test system is moved on on ground, move the roller 10 below base 1 and adjust base 1 position by level(l)ing device 11, make base 1 in level, especially more practical in the withstand voltage test place of operation transformer station and narrow space, lorry and the crane of transport withstand voltage test needn't enter test site, have reduced greatly electric shock risk; Assembling high voltage reactor 2, and high voltage reactor 2 is fixed on for supporting described high voltage reactor 2 in the horizontal direction to the first hydraulic lifting arm 5 of vertical direction optional position location, adjust the position of the first hydraulic lifting arm 5 and the first grading shield 7 is arranged on to the end on the top in the time that high voltage reactor 2 rises to plumbness; Assembling capacitive divider 3, and capacitive divider 3 is fixed on for supporting described capacitive divider 3 in the horizontal direction to the second hydraulic lifting arm 6 of vertical direction optional position location, described high voltage reactor 2 and capacitive divider 3 are all in the time of horizontal direction, and the horizontal direction axis of high voltage reactor 2 and capacitive divider 3 horizontal direction axis are parallel to each other but not on same straight line; Adjust the position of the second hydraulic lifting arm 6 and the second grading shield 8 is arranged on to the end on the top in the time that capacitive divider 3 rises to plumbness; One end of contact tube 9 is arranged on the first grading shield 7, by the first hydraulic lifting arm 5, the high voltage reactor 2 being fixed on the first hydraulic lifting arm 5 is adjusted to vertical direction; By the second hydraulic lifting arm 6, the capacitive divider 3 being fixed on the second hydraulic lifting arm 6 is adjusted to vertical direction, in the utility model, preferred described high voltage reactor 2 and capacitive divider 3 are all in the time of plumbness, in order to facilitate subsequent installation contact tube 9, the height on the top of high voltage reactor 2 is higher than the height on the top of capacitive divider 3, obviously, the height on the top of capacitive divider 3 also can be higher than the height on the top of high voltage reactor 2; From ground by insulating bar, the other end of contact tube 9 is fixed on the movable buckle the second grading shield 8; High voltage reactor 2 is fixed on base 1 and remove high voltage reactor 2 and the first hydraulic lifting arm 5 between fixing, then the first hydraulic lifting arm 5 is adjusted to horizontal direction; Capacitive divider 3 is fixed on base 1 and remove capacitive divider 3 and the second hydraulic lifting arm 6 between fixing, then the second hydraulic lifting arm 6 is adjusted to horizontal direction; Connect the required lead-in wire of withstand voltage test, start withstand voltage test.
After withstand voltage test completes, first, remove withstand voltage test lead-in wire and contact tube 9, again the first hydraulic lifting arm 5 and the second hydraulic lifting arm 6 are adjusted to vertical direction from horizontal direction, high voltage reactor 2 is fixed on the first hydraulic lifting arm 5, capacitive divider 3 is fixed on the second hydraulic lifting arm 6, remove fixing between base 1 and high voltage reactor 2, base 1 and capacitive divider 3, drive control the first hydraulic lifting arm 5 and the second hydraulic lifting arm 6 to be down to ground by hydraulic pump 14, then take off grading shield, high voltage reactor 2 and capacitive divider 3 etc., obviously, in the time that high voltage reactor 2 and capacitive divider 3 are monoblock type, can directly high voltage reactor 2 and capacitive divider 3 be placed on respectively on the first hydraulic lifting arm 5 and the second hydraulic lifting arm 6, needn't again high voltage reactor 2 and capacitive divider 3 be taken off, can complete the dismounting to equipment, in the present embodiment, preferred high voltage reactor 2 and capacitive divider 3 are monoblock type, whole withstand voltage test process has reduced the uses of large-sized aerial work plant equipment such as crane and operating personnel's work high above the ground greatly, the fine security that has ensured whole withstand voltage test process, there is very high promotional value.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.

Claims (7)

1. a withstand voltage test system, is characterized in that:
Comprise base, can be fixed on the high voltage reactor on described base, can be fixed on the capacitive divider on described base;
Rotate the hydraulic lift on described base that is arranged on freely;
Described hydraulic lift comprises: for support described high voltage reactor in the horizontal direction to the first hydraulic lifting arm of vertical direction optional position location, for supporting described capacitive divider in the horizontal direction to the second hydraulic lifting arm of location, vertical direction optional position;
Be detachably connected on the first grading shield of the end of described high voltage reactor;
Be detachably connected on the second grading shield of the end of described capacitive divider;
Be movably connected in the contact tube between described the first grading shield and the second grading shield.
2. withstand voltage test system according to claim 1, is characterized in that: described base is " # " shape, and described base is also provided with multiple rollers for mobile described position base.
3. withstand voltage test system according to claim 2, is characterized in that: on described base, be also provided with the level(l)ing device for base being adjusted to horizontality.
4. withstand voltage test system according to claim 1, is characterized in that: on described base, be also provided with the heating radiator being connected with high voltage reactor by pipeline.
5. withstand voltage test system according to claim 1, is characterized in that: pressure release vent valve is also installed on described high voltage reactor.
6. withstand voltage test system according to claim 1, is characterized in that: on described the second grading shield, be also provided with the movable buckle for fixing contact tube.
7. withstand voltage test system according to claim 1, it is characterized in that: described high voltage reactor and capacitive divider are all in the time of horizontal direction, and the horizontal direction axis of high voltage reactor and capacitive divider horizontal direction axis are parallel to each other but not on same straight line.
CN201420046874.6U 2014-01-24 2014-01-24 Voltage withstanding test system Expired - Fee Related CN203705595U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420046874.6U CN203705595U (en) 2014-01-24 2014-01-24 Voltage withstanding test system

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Application Number Priority Date Filing Date Title
CN201420046874.6U CN203705595U (en) 2014-01-24 2014-01-24 Voltage withstanding test system

Publications (1)

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CN203705595U true CN203705595U (en) 2014-07-09

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103777122A (en) * 2014-01-24 2014-05-07 符棠 Withstand voltage testing system and assembly method thereof
CN105676095A (en) * 2014-11-20 2016-06-15 江苏启源雷宇电气科技有限公司 Power-frequency voltage-withstand test device in SF6 armored type

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103777122A (en) * 2014-01-24 2014-05-07 符棠 Withstand voltage testing system and assembly method thereof
CN105676095A (en) * 2014-11-20 2016-06-15 江苏启源雷宇电气科技有限公司 Power-frequency voltage-withstand test device in SF6 armored type

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140709

Termination date: 20210124

CF01 Termination of patent right due to non-payment of annual fee