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CN102285333B - Extra-high voltage power transformer check vehicle - Google Patents

Extra-high voltage power transformer check vehicle Download PDF

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Publication number
CN102285333B
CN102285333B CN201110195740A CN201110195740A CN102285333B CN 102285333 B CN102285333 B CN 102285333B CN 201110195740 A CN201110195740 A CN 201110195740A CN 201110195740 A CN201110195740 A CN 201110195740A CN 102285333 B CN102285333 B CN 102285333B
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China
Prior art keywords
compartment
check
voltage power
tail gate
slide rail
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CN201110195740A
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CN102285333A (en
Inventor
余青
李刚
顾滨
袁峰
杜贻涛
朱文康
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Suzhou Huadian Electric Co Ltd
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Suzhou Huadian Electric Co Ltd
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Abstract

The invention discloses an extra-high voltage power transformer check vehicle, which comprises a cab and a carriage which is positioned on the rear part, wherein the rear part of the carriage is provided with a movable compartment; an accommodating space between the carriage and the compartment comprises an operation control chamber and a high-voltage chamber which are separated from each other through an instrument rack; a power transformer check instrument comprises a voltage transformer check instrument and a current transformer check instrument; the voltage transformer check instrument is movably arranged in the high-voltage chamber; the current transformer check instrument is arranged on the instrument rack; the rear part of the movable compartment is provided with a rear vehicle door which can be turned towards rear lower space to be opened; the rear vehicle door is provided with a plurality of electric supporting legs; when the rear vehicle door is opened in a horizontal state, the electric supporting legs are supported below the rear vehicle door; and through the structural arrangement, the check vehicle can safely and efficiently realize check of a power transformer on site; and the check vehicle is suitable to be popularized and used in industry.

Description

Ultrahigh voltage power transducer check car
Technical field
the present invention relates to the field-checking of ultrahigh voltage power transformer, particularly, relate to a kind of ultrahigh voltage power transducer check car.
Background technology
voltage class is that the high pressure measurement work of electric power networks critical point is being born in the ultrahigh voltage power mutual inductor on site verification of 500 kV and the operation of above electric power networks, should periodically carry out the high pressure measurement calibrating to it by national metrological verification regulations JJG1021 regulation.Existing employed electric power transformer field calibration device volume is big, weight is big, and work efficiency is low and be prone to have an accident under the complex environment at the scene, can't satisfy the requirement of ultrahigh voltage power network operation to the high pressure measurement calibrating.
Summary of the invention
the purpose of this invention is to provide a kind of ultrahigh voltage power transducer check car that check apparatus branch group is assembled, also can be planned through some mechanical mechanisms on-site calibration devices.
For solving the problems of the technologies described above, the present invention adopts following technical scheme:
a kind of ultrahigh voltage power transducer check car; The compartment that comprises operator's compartment and rear portion; The rear portion in described compartment is provided with the mobile railway carriage or compartment that can slide along described compartment; The rear portion in described mobile railway carriage or compartment is provided with the tail gate that can overturn and open to the back lower place; Described tail gate is provided with a plurality of electronic supporting leg that after described tail gate is opened, can described tail gate be supported on horizontality; Receiving space between described compartment and the described mobile railway carriage or compartment comprises the anterior hyperbaric chamber that controls chamber and rear portion, described control between chamber and the described hyperbaric chamber cut off mutually through an instrument stand, this calibration vehicle is provided with the electric power mutual-inductor check apparatus; Described electric power mutual-inductor check apparatus comprises voltage transformer check apparatus summation current transformer check apparatus and accessory equipment; Described voltage transformer check apparatus can be slidingly arranged in along the fore-and-aft direction of calibration vehicle in the described hyperbaric chamber, and described current transformer calibrator device is arranged on the top of described instrument stand and its output is caused outside the roof through derivation mechanism, and described accessory equipment is arranged on the described instrument stand.
preferably, the top of this calibration vehicle is provided with the window that supplies described derivation mechanism to pass, described window place is provided with protective case, described current transformer calibrator device single test is taken inventory in described protective case with lead.
preferably; The interior end in described hyperbaric chamber, be provided with the main running rail that distributes along the fore-and-aft direction of this calibration vehicle; The inwall of described tail gate is provided with secondary slide rail; Described main running rail and described secondary slide rail connect when described tail gate is the level of state; Described voltage transformer check apparatus is arranged on one can further, be provided with lockable mechanism between described platform and described main running rail and/or the described secondary slide rail along on the platform of described main running rail and described secondary slide rail slip.
preferably; The interior end in described hyperbaric chamber, be provided with the telescopic slide rail that distributes along the fore-and-aft direction of this calibration vehicle; Described tail gate opens that described telescopic slide rail extends on the described tail gate when being the level of state; Described voltage transformer check apparatus is arranged on one can further, be provided with lockable mechanism between described platform and the described telescopic slide rail along on the platform of described telescopic slide rail slip.
preferably, described compartment is provided with the many chutes that are provided with along the fore-and-aft direction of this calibration vehicle, corresponding described mobile railway carriage or compartment is provided with the slide block that can slide along these described chutes one by one.
preferably are provided with the hydraulic loading-unloading machine that is used to load and unload check apparatus in the described hyperbaric chamber.
preferably, between described compartment and the described mobile railway carriage or compartment mutually sealing be provided with.
preferably, the bottom of described compartment and arranged on left and right sides is provided with a plurality of accessory cases, described accessory case all has to overturn downwards opens the chamber door that is the pedal shape.
beneficial effect of the present invention is: this calibration vehicle separately is separately positioned on current transformer calibrator device and voltage transformer check apparatus in instrument stand and the hyperbaric chamber; And the voltage transformer check apparatus is arranged on can be on the platform of slip before and after the compartment, when carrying out in-place test; Can the voltage transformer check apparatus be slided to outside the compartment; So that and keep enough safe insulation distances between the compartment, and, will be as the workplatform that prevents the voltage transformer check apparatus when the tail gate seat test of opening can be overturn in the back lower place; Avoided other building platform; And the current transformer calibrator device is arranged on the top near the instrument stand of roof, and the big electric current and the high potential of output with it leads to outside the roof through derivation mechanism then, makes instrument to make an experiment safely; This test car has safety, practicality and high efficiency, is fit in industry promote the use of.
Description of drawings
Accompanying drawing 1 is the schematic side view of ultrahigh voltage power transducer check car of the present invention (part is analysed and observe);
Accompanying drawing 2 is the schematic top plan view of ultrahigh voltage power transducer check car of the present invention (part is analysed and observe);
accompanying drawing 3 skids off the view (part is analysed and observe) of the tailstock for the voltage transformer check apparatus of ultrahigh voltage power transducer check car of the present invention.
In accompanying drawing: 1, operator's compartment; 2, compartment; 3, move the railway carriage or compartment; 4, tail gate; 5, electronic supporting leg; 6, control the chamber; 7, hyperbaric chamber; 8, instrument stand; 9, protective case; 10, telescopic slide rail; 11, platform; 12, hydraulic loading-unloading machine; 13, accessory case; 14, chamber door; 15, hydraulic support leg; 16, the standard potential transformer and the equipment integrating that boosts; 17, power frequency compensation reactor; 18, standard current transformer; 19, current lifting device; 20, pressure regulator; 21, the platen that writes; 22, fixed seat; 23, swivel chair; 24, side door.
The specific embodiment
Below in conjunction with embodiment shown in the drawings the present invention is made following detailed description:
are shown in accompanying drawing 1, accompanying drawing 2 and accompanying drawing 3; Ultrahigh voltage power transducer check car of the present invention comprises the compartment 2 at operator's compartment 1 and rear portion; The rear portion in compartment 2 be provided with can be along the compartment the 2 mobile railway carriage or compartments 3 of sliding; The rear portion of moving railway carriage or compartment 3 is provided with the tail gate 4 that can overturn and open to the back lower place, and tail gate 4 is provided with a plurality of electronic supporting leg 5 that after tail gate 4 is opened, can tail gate 4 be supported on horizontality, and the receiving space between compartment 2 and the mobile railway carriage or compartment 3 comprises the anterior hyperbaric chamber 7 that controls chamber 6 and rear portion; Control between chamber 6 and the hyperbaric chamber 7 and cut off mutually through an instrument stand 8; This calibration vehicle is provided with the electric power mutual-inductor check apparatus, and the electric power mutual-inductor check apparatus comprises voltage transformer check apparatus summation current transformer check apparatus and accessory equipment, and the voltage transformer check apparatus can be slidingly arranged in along the fore-and-aft direction of calibration vehicle in the hyperbaric chamber 7; The current transformer calibrator device is arranged on the top of instrument stand 8 and its output is caused outside the roof through derivation mechanism; Accessory equipment is arranged on the instrument stand 8, and the top of this calibration vehicle is provided with the window that supplies derivation mechanism to pass, and the window place is provided with protective case 9; Current transformer calibrator device single test is taken inventory in protective case 9 with lead; The interior end in hyperbaric chamber 7, be provided with the telescopic slide rail 10 that distributes along the fore-and-aft direction of this calibration vehicle, and tail gate 4 opens that telescopic slide rail 10 extends on the tail gate 4 when being the level of state, so that can the voltage transformer check apparatus be slid onto outside the compartment 2 at the trial; Guarantee the safe insulation distance between voltage transformer check apparatus and the car body; The voltage transformer check apparatus is arranged on one can further, be provided with lockable mechanism between platform 11 and the telescopic slide rail 10 along on the platform 11 of telescopic slide rail 10 slips; Voltage transformer check apparatus to behind the location carries out locking; Compartment 2 is provided with the many chutes that are provided with along the fore-and-aft direction of this calibration vehicle, and the corresponding railway carriage or compartment 3 of moving is provided with the slide block that can slide along these chutes one by one, is provided with the hydraulic loading-unloading machine 12 that is used to load and unload check apparatus in the hyperbaric chamber 7; Between compartment 2 and the mobile railway carriage or compartment 3 mutually sealing be provided with; The bottom of compartment 2 and arranged on left and right sides respectively is provided with a plurality of accessory cases 13 as required, and left and right each two accessory case 13 in the present embodiment, these accessory cases 13 all have to overturn downwards opens the chamber door 14 that is the pedal shape.
Because the current transformer calibrator device is output as big electric current, so above-mentioned derivation mechanism is selected copper bar for use, copper bar is housed in the above-mentioned protective case 9 .
The slide rail at the ends also can be that 7 the interior end is provided with the main running rail that distributes along the fore-and-aft direction of this calibration vehicle in the hyperbaric chamber in above-mentioned compartment 2; Secondary slide rail is set on the inwall of tail gate 4; Main running rail and secondary slide rail connect when tail gate 4 is the level of state; The voltage transformer check apparatus is arranged on one can be along on the platform 11 of main running rail and the slip of secondary slide rail, and lockable mechanism is arranged between platform 11 and main running rail and/or the secondary slide rail.
The bearing force of 2 belows, compartment when test in order to strengthen , 2 are arranged with four hydraulic support legs 15 in the compartment, and when making an experiment, control is supported in ground with it.
The voltage transformer check apparatus of present embodiment comprises the standard potential transformer that is arranged on the platform 11 and boost equipment integrating 16, power frequency compensation reactor 17; The current transformer calibrator device comprises standard current transformer 18 and current lifting device 19; In addition, the electric power mutual-inductor checking apparatus also comprises pressure regulator 20 and other accessory equipments; Make an experiment and record data for the ease of testing crew, control and be provided with fixed seat 22 and swivel chair 23 movably in the chamber 6, all have safety strap on fixed seat 22 and the swivel chair 23, and instrument stand 8 is provided with the folding platen 21 that writes; The both sides in compartment 2 are respectively arranged with side door 24, also are equipped with attic ladder on the inspection vehicle, supply the staff to climb up the roof wiring that makes an experiment, and portion is provided with and is used to the positioning groove that card is established attic ladder on the limit of roof.
Test facility on this calibration vehicle can be selected the later-model standard potential transformer and the integration apparatus that boosts that possesses the empty amount of boosting of capacitance type potential transformer (CVT), electromagnetic potential transformer (TV) and the corresponding load of GIS for use, and adopts the electronic accent sense of the power frequency reactor of continuously adjustable inductor amount to carry out the compensation of reactive component.
Experiment power supply system on this calibration vehicle has been equipped with ground connection and has detected protection and test zone infrared detection safe fence automatically; Be equipped with mechanical mechanism motion audio and video alarm system between tail gate 4, hydraulic loading-unloading machine 12 and the car body; And be provided with machinery and electric double insurance inhibiting device; Also be provided with to exhale and sing operation indicating, also be provided with the light equipment of working at night, roof-mounted air-condition, electronic ground connection drum and power supply drum with the synchronous voice of electric power transformer field calibration operation.
are provided with through above-mentioned these structures; Make inspection vehicle of the present invention can realize safely, efficiently that voltage class is that the on-the-spot electric power mutual-inductor of 500 kV, 220 kV realizes comprising electric current, the total current of voltage transformer, the verification of full voltage comparison method in capacitance type potential transformer (CVT), electromagnetic potential transformer (TV), current transformer (TA) and the GIS, is fit to promote the use of in industry.
this calibration vehicle separately is separately positioned on current transformer calibrator device and voltage transformer check apparatus in instrument stand 8 and the hyperbaric chamber 7; And the voltage transformer check apparatus is arranged on can be on the platform 11 of 2 front and back, compartment slip, when carrying out in-place test; Can the voltage transformer check apparatus be slided to outside the compartment 2; So that and keep enough safe insulation distances between the compartment 2, and, will be as the workplatform 11 that prevents the voltage transformer check apparatus when the tail gate 4 seats test of opening can be overturn in the back lower place; Avoided other building platform 11; And the current transformer calibrator device is arranged on the top near the instrument stand 8 of roof, and the big electric current and the high potential of output with it leads to outside the roof through derivation mechanism then, makes instrument to make an experiment safely; This test car has safety, practicality and high efficiency, is fit in industry promote the use of.
the foregoing description only is explanation technical conceive of the present invention and characteristics, and its purpose is to let the personage who is familiar with this technology can understand content of the present invention and enforcement according to this, can not limit protection scope of the present invention with this.All equivalences that spirit is done according to the present invention change or modify, and all should be encompassed within protection scope of the present invention.

Claims (10)

1. a kind of ultrahigh voltage power transducer check car; The compartment that comprises operator's compartment and rear portion; It is characterized in that: the rear portion in described compartment is provided with the mobile railway carriage or compartment that can slide along described compartment; The rear portion in described mobile railway carriage or compartment is provided with the tail gate that can overturn and open to the back lower place; Described tail gate is provided with a plurality of electronic supporting leg that after described tail gate is opened, can described tail gate be supported on horizontality; Receiving space between described compartment and the described mobile railway carriage or compartment comprises the anterior hyperbaric chamber that controls chamber and rear portion; Described control between chamber and the described hyperbaric chamber cut off mutually through an instrument stand; This calibration vehicle is provided with the electric power mutual-inductor check apparatus, and described electric power mutual-inductor check apparatus comprises voltage transformer check apparatus summation current transformer check apparatus and accessory equipment, and described voltage transformer check apparatus can be slidingly arranged in the described hyperbaric chamber along the fore-and-aft direction of calibration vehicle; Described current transformer calibrator device is arranged on the top of described instrument stand and its output is caused outside the roof through derivation mechanism, and described accessory equipment is arranged on the described instrument stand.
2. ultrahigh voltage power transducer check car according to claim 1; It is characterized in that: the top of this calibration vehicle is provided with the window that supplies described derivation mechanism to pass; Described window place is provided with protective case, and described current transformer calibrator device single test is taken inventory in described protective case with lead.
3. ultrahigh voltage power transducer check car according to claim 1; It is characterized in that: the interior end in described hyperbaric chamber, be provided with the main running rail that distributes along the fore-and-aft direction of this calibration vehicle; The inwall of described tail gate is provided with secondary slide rail; Described main running rail and described secondary slide rail connect when described tail gate is the level of state, and described voltage transformer check apparatus is arranged on one can be along on the platform of described main running rail and described secondary slide rail slip.
4. ultrahigh voltage power transducer check car according to claim 3 is characterized in that: be provided with lockable mechanism between described platform and described main running rail and/or the described secondary slide rail.
5. ultrahigh voltage power transducer check car according to claim 1; It is characterized in that: the interior end in described hyperbaric chamber, be provided with the telescopic slide rail that distributes along the fore-and-aft direction of this calibration vehicle; Described tail gate opens that described telescopic slide rail extends on the described tail gate when being the level of state, and described voltage transformer check apparatus is arranged on the platform that can slide along described telescopic slide rail.
6. ultrahigh voltage power transducer check car according to claim 5 is characterized in that: be provided with lockable mechanism between described platform and the described telescopic slide rail.
7. ultrahigh voltage power transducer check car according to claim 1; It is characterized in that: described compartment is provided with the many chutes that are provided with along the fore-and-aft direction of this calibration vehicle, and corresponding described mobile railway carriage or compartment is provided with the slide block that can slide along these described chutes one by one.
8. is characterized in that: be provided with the hydraulic loading-unloading machine that is used to load and unload check apparatus in the described hyperbaric chamber according to any described ultrahigh voltage power transducer check car in the claim 1 to 7.
9. are according to any described ultrahigh voltage power transducer check car in the claim 1 to 7; It is characterized in that: between described compartment and the described mobile railway carriage or compartment mutually sealing be provided with, the below in described compartment is provided with can self-balanced auxiliary hydraulic pressure supporting mechanism.
10. According to any described ultrahigh voltage power transducer check car in the claim 1 to 7, it is characterized in that: the bottom of described compartment and arranged on left and right sides is provided with a plurality of accessory cases, and described accessory case all has to overturn downwards opens the chamber door that is the pedal shape
CN201110195740A 2011-07-13 2011-07-13 Extra-high voltage power transformer check vehicle Active CN102285333B (en)

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Application Number Priority Date Filing Date Title
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CN102285333B true CN102285333B (en) 2012-10-03

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CN102944787B (en) * 2012-11-09 2015-07-29 温州电力局 Vehicle-type large-current test system
CN103552495B (en) * 2013-11-21 2016-03-16 国家电网公司 Automatic unfolding high-voltage mutual inductor on-site proving car
WO2015074538A1 (en) * 2013-11-21 2015-05-28 国家电网公司 Automatic unfolding type on-site calibration vehicle for high-voltage transformers
CN103969616B (en) * 2014-05-21 2016-08-24 山东泰开高压开关有限公司 Type approval test device for electronic mutual inductor
CN105158522B (en) * 2015-07-20 2018-07-17 国家电网公司 The plug-type bicyclic grading shield device of 1000kV voltage power transformer calibration cars
SE539200C2 (en) 2015-09-09 2017-05-09 BAE Systems Hägglunds AB Sealing arrangement for an amphibious vehicle
CN110261808B (en) * 2019-06-10 2024-04-16 国网湖南省电力有限公司 Vehicle-mounted GIS type meter source device

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EP2133704A1 (en) * 2008-06-12 2009-12-16 ABB Technology AG Test assembly for AC testing of electric high voltage components
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