CN206134470U - Light -duty series resonance reactor - Google Patents

Light -duty series resonance reactor Download PDF

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Publication number
CN206134470U
CN206134470U CN201621268565.9U CN201621268565U CN206134470U CN 206134470 U CN206134470 U CN 206134470U CN 201621268565 U CN201621268565 U CN 201621268565U CN 206134470 U CN206134470 U CN 206134470U
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China
Prior art keywords
reactor
light
series resonance
housing
coil
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CN201621268565.9U
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Chinese (zh)
Inventor
金海燕
向楠
卢海军
闻旭东
何明军
王文军
张雅慧
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Zhoushan Qiming Power Group Co Electric Power Installation Co
State Grid Corp of China SGCC
Zhoushan Power Supply Co of State Grid Zhejiang Electric Power Co Ltd
Original Assignee
Zhejiang Zhoushan Qiming Power Group Co Electric Power Installation Co
State Grid Corp of China SGCC
Zhoushan Power Supply Co of State Grid Zhejiang Electric Power Co Ltd
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Application filed by Zhejiang Zhoushan Qiming Power Group Co Electric Power Installation Co, State Grid Corp of China SGCC, Zhoushan Power Supply Co of State Grid Zhejiang Electric Power Co Ltd filed Critical Zhejiang Zhoushan Qiming Power Group Co Electric Power Installation Co
Priority to CN201621268565.9U priority Critical patent/CN206134470U/en
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Abstract

Light -duty series resonance reactor relates to a reactor, the present ac voltage withstand test test device who uses, and testing equipment is too huge, and the cost of transportation is high, and cannot transport into in a lot of places. The utility model discloses a reactor unit of superpose about a plurality of, the coil of reactor unit in set up casing that the coil holds the chamber, locating the casing, the reactor unit be hollow ring form, the thickness of reactor unit is less than the diameter of reactor. This technical scheme divide into a plurality of superimposed reactor units with the reactor, reactor unit independent setting, and the weight of reactor unit is less than or equal to 25kg, the transport of being convenient for, and use in a flexible way, as required the reactor unit of the corresponding quantity of selection.

Description

Light-duty series resonance reactor
Technical field
This utility model is related to a kind of reactor, especially light-duty series resonance reactor.
Background technology
Cable ac voltage withstanding is tested:To ensure that the new cable installed reliably and securely puts into electrical network and operation, using being higher than The alternating voltage of rated voltage for cable, under the alternating voltage of 20-300Hz, to power cable pressure test is carried out.
Series resonance:Using the series connection of inductance and electric capacity, a resonance potential higher than 30-50 times of supply voltage is produced, Ac voltage withstanding test can be carried out to cable.
Because power cable is widely used in power system and urban power distribution network, its insulation status directly affect electric power System is sent out, the safe operation of supply and distribution.Therefore, according to《Code》Preventive trial is carried out to it particularly important, and ac voltage withstanding Test is again the important means that electric cable stoppage can be found in numerous cable preventive trials, is also that test difficulty is maximum, proving ring One of worst test in border.Thus it is guaranteed that power cable ac voltage withstanding test be smoothed out seem increasingly important.
The alternating-current voltage resistance test device for using at present, testing equipment is excessively huge, and cost of transportation is high, and in many places Cannot transport into, it is difficult to be tested;To solve transportation problem, pressure test is carried out to cable using aerial line, by examination It is also a kind of method of solution that cable connection ac voltage withstanding equipment is tested with tested cable.However, examining handss using built on stilts thread test Continuous complexity, and in the case of two circuit, needs are accompanied and stopped.And test cable is laid, and waste time and energy, gigantic project.
Utility model content
The technical problems to be solved in the utility model and propose technical assignment be to prior art carry out improve with Improve, there is provided light-duty series resonance reactor, to reach the purpose of convenient transport.For this purpose, this utility model takes following technology Scheme.
Light-duty series resonance reactor, it is characterised in that:Including multiple reactor units stacked up and down, described reactance Device unit includes opening up the housing of coil accommodating chamber, the coil in housing, and described reactor unit is in hollow annulus Shape, the thickness of reactor unit is less than the diameter of reactor.Reactor is divided into the technical program the reactor list of multiple superpositions Unit, reactor unit is independently arranged, and the weight of reactor unit is less than or equal to 25kg, is easy to carry;And use is flexible, according to Need the reactor unit for selecting respective amount.
Used as further improving and supplementing to above-mentioned technical proposal, this utility model also includes that following supplementary technology is special Levy.
The upper and lower end face of described housing is provided with multiple for spacing positioning bar and/or locating slot.It is stacked up and down, it is fixed Position is reliable.
Described positioning bar, locating slot are radially arranged.Be conducive to increasing the contact surface of upper and lower reactor unit, improve Load ability, while not affecting the circulation of air, is conducive to improving radiating efficiency.
The upper and lower end face of described housing is equipped with positioning bar and locating slot.It is convenient for assembly, meanwhile, when housing is divided into knot When structure identical upper shell and lower house, manufacturing cost is also reduced.
The end face of housing is provided with the multipair convex tendon for externally protruding out in housing end face, and the opposite face of convex tendon forms the side wall of locating slot. The bottom land of locating slot is equal with housing end face or higher than housing end face so that have radiating air between reactor unit up and down Road.
Described housing is provided with the hollow posts of circumferential projection, and the inner chamber of hollow posts is communicated with coil accommodating chamber, described shell Body includes upper shell, lower house, and described hollow posts are spliced by upper and lower casing, and the end of hollow posts is provided with block.It is hollow Post can be used for the relative localization of upper and lower casing, simultaneously can be used for airway, can avoid that Yin Wen tides over height and housing is damaged; Simultaneously hollow posts can be additionally used in lead.
Fluid sealant is provided between described coil and housing, upper and lower casing structure is identical and color is different.Upper and lower casing Structure is identical, and its mould can be same set of, and color distinguishes obvious as difference, can avoid anti-dress, and it is anti-coil winding occur To.The abrasion that fluid sealant can prevent between coil and sheathing material is provided between coil and housing, and reduces electromagnetic force in use Effect, smear silicone sealant in coil case, play damping, fixed effect, while being capable of reinforced insulation and radiating.
Described coil is copper cover aluminum coil.Coil is adopted as copper cover aluminum coil, light weight, due to the Kelvin effect of electric current, Electric current more circulates in copper material, so resistivity is less than fine aluminium coil.When wire is made using copper cover aluminum, identical electricity In the case of sensibility reciprocal and current-carrying capacity, the single quality of reactor is lighter than aluminum coil by 6%, lighter than copper coil by 17%.
The cross-sectional area of described copper cover aluminum coil is 1.5mm2, the rated current of reactor unit is 3.5A, and inductance is 3.0~3.5 H;The weight of reactor unit is less than or equal to 25kg.On the premise of use requirement is met, low cost, and just The property taken is good.
Also include the heat dissipation base and the cover plate above reactor unit below reactor unit, described dissipates Hot base is provided with radiator fan, and the cover plate covers air reactor.Improve radiating effect.Debris are avoided to enter hollow reactance Device, improves the stability of work.
Beneficial effect:
Reactor is divided into the technical program the reactor unit of multiple superpositions, and reactor unit is independently arranged, reactor The weight of unit is less than or equal to 25kg, is easy to carry;Simple portable, can not only meet island, the electric power electricity above massif Cable pressure test, while disclosure satisfy that the cable voltage test inside small space and building.Effectively improve work efficiency, work Make stable, reliable.
Using flexible, the reactor unit of respective amount is selected as needed.
Positioning bar radially, locating slot, are conducive to increasing the contact surface of upper and lower reactor unit, improve load energy Power, while not affecting the circulation of air, is conducive to improving radiating efficiency.
Description of the drawings
Fig. 1 is reactor unit main structure diagram of the present utility model.
Fig. 2 is reactor unit overlooking the structure diagram of the present utility model.
Fig. 3 is this utility model structural representation.
Fig. 4 is series resonant equipment debugging principle figure.
In figure:1- reactor units;2- upper shells;3- lower houses;4- hollow posts;5- blocks;6- positioning bars;7- is positioned Groove;8- heat dissipation bases;9- cover plates.
Specific embodiment
The technical solution of the utility model is described in further detail below in conjunction with Figure of description.
As Figure 1-3, this utility model includes multiple reactor units 1 stacked up and down, described reactor unit 1 Including the housing of coil accommodating chamber, the coil in housing is opened up, described reactor unit 1 is in hollow annular shape, electric Diameter of the thickness of anti-device unit 1 less than reactor.Reactor is divided into the technical program the reactor unit 1 of multiple superpositions, Reactor unit 1 is independently arranged, and the weight of reactor unit 1 is less than or equal to 25kg, is easy to carry;And use is flexible, according to Need the reactor unit 1 for selecting respective amount.
For convenience of positioning, the upper and lower end face of described housing is provided with multiple for spacing positioning bar 6 and/or locating slot 7.It is stacked up and down, positioning is reliable.
To make positioning component not affect air circulation, described positioning bar 6, locating slot 7 are radially arranged.Be conducive to increasing Plus the contact surface of upper and lower reactor unit 1, load ability is improved, while not affecting the circulation of air, be conducive to improving radiating effect Rate.
For reduces cost, the upper and lower end face of described housing is equipped with positioning bar 6 and locating slot 7.It is convenient for assembly, meanwhile, When housing is divided into structure identical upper shell 2 and lower house 3, manufacturing cost is also reduced.
To increase the space of coil accommodating chamber, the compactedness of reactor unit 1 is improved, the end face of housing is provided with multipair evagination In the convex tendon of housing end face, the opposite face of convex tendon forms the side wall of locating slot 7.The bottom land of locating slot 7 it is equal with housing end face or Higher than housing end face so that have radiating air channel between reactor unit 1 up and down.
To improve the reliability of work, described housing is provided with the hollow posts 4 of circumferential projection, the inner chamber and line of hollow posts 4 Circle accommodating chamber is communicated, and described housing includes upper shell 2, lower house 3, and described hollow posts 4 are by the splicing of upper and lower casing 2,3 Into the end of hollow posts 4 is provided with block 5.Hollow posts 4 can be used for the relative localization of upper and lower casing 2,3, simultaneously can be used for Airway, can avoid that Yin Wen tides over height and housing is damaged;Simultaneously hollow posts 4 can be additionally used in lead.
To avoid abrasion, fluid sealant is provided between described coil and housing, upper and lower casing 2,3 structures are identical and color It is different.Upper and lower casing 2,3 structures are identical, and its mould can be same set of, and color distinguishes obvious as difference, can avoid anti- Dress, and it is reverse coil winding occur.The abrasion that fluid sealant can prevent between coil and sheathing material is provided between coil and housing, and And reduce use in electromagnetic force effect, smear silicone sealant in coil case, play damping, fixed effect, while energy Enough reinforced insulations and radiating.
To reduce weight, described coil is copper cover aluminum coil.Coil is adopted as copper cover aluminum coil, light weight, due to electric current Kelvin effect, electric current more in copper material circulate, so resistivity be less than fine aluminium coil.Wire is being made using copper cover aluminum When, in the case of identical inductance value and current-carrying capacity, the single quality of reactor is lighter than aluminum coil by 6%, lighter than copper coil by 17%.
To improve portability, the cross-sectional area of described copper cover aluminum coil is 1.5mm2, the rated current of reactor unit 1 For 3.5A, inductance is 3.0~3.5 H;The weight of reactor unit 1 is less than or equal to 25kg.Meeting the premise of use requirement Under, low cost, and good portability.
To improve the stability of work, also include located at the heat dissipation base 8 of the lower section of reactor unit 1 and located at reactor list The cover plate 9 of the top of unit 1, described heat dissipation base 8 is provided with radiator fan, the capping air reactor of the cover plate 9.Improve radiating effect Really.Avoid debris from entering air reactor, improve the stability of work.
Operation principle:
As shown in figure 4, series resonant equipment debugging principle figure.
After reactor assembling is finished, by reactor and other series resonance testing devices, capacitive divider, exciting transformer, control Case processed is combined, and complete equipment is debugged using test cable, and debugging result is as shown in the table, and test result shows institute The reactor of making can meet our test requirements document.
Series resonant equipment debugs table
After by test, using reactor a series of power cable ac voltage withstanding test is carried out.Test portion As a result it is as shown in the table:
Novel reactor field conduct table
Note:Electric current and temperature all choose the maximum in test
Effect inspection
The reactor of the technical program, can simple portable, island can not only be met, the power cable above massif is resistance to Pressure test, while disclosure satisfy that the cable voltage test inside small space and building.
According to above-mentioned six service conditions, adjust when group is to the chief engineer of test every time, estimate using light-duty string It is as shown in the table during the chief engineer saved after connection resonance reactor.
Series resonant equipment service condition analytical table
According to measuring and calculating, cable voltage test is carried out using new series resonance reactor, using the reactance of the technical program Device carries out ac voltage withstanding test, when can save 50% or so personnel chief engineer, saves 70% or so expense, effect is significant.
Light-duty series resonance reactor shown in figure 1 above -4 is specific embodiment of the utility model, has been embodied This utility model substantive distinguishing features and progress, under enlightenment of the present utility model, can be carried out according to actual use needs to it The equivalent modifications of the aspects such as shape, structure, this programme protection domain row.

Claims (10)

1. light-duty series resonance reactor, it is characterised in that:Including multiple reactor units stacked up and down(1), described electricity Anti- device unit(1)Including opening up the housing of coil accommodating chamber, the coil in housing, described reactor unit(1)In being in Empty annular shape, reactor unit(1)Thickness less than reactor diameter.
2. light-duty series resonance reactor according to claim 1, it is characterised in that:The upper and lower end face of described housing It is provided with multiple for spacing positioning bar(6)And/or locating slot(7).
3. light-duty series resonance reactor according to claim 2, it is characterised in that:Described positioning bar(6), locating slot (7)Radially arrange.
4. light-duty series resonance reactor according to claim 3, it is characterised in that:The upper and lower end face of described housing It is equipped with positioning bar(6)And locating slot(7).
5. light-duty series resonance reactor according to claim 4, it is characterised in that:The end face of housing is provided with multipair evagination In the convex tendon of housing end face, the opposite face of convex tendon forms locating slot(7)Side wall.
6. light-duty series resonance reactor according to claim 1, it is characterised in that:Described housing is provided with circumferential projection Hollow posts(4), hollow posts(4)Inner chamber communicate with coil accommodating chamber, described housing includes upper shell(2), lower house (3), described hollow posts(4)By upper and lower casing(2、3)It is spliced, hollow posts(4)End be provided with block(5).
7. light-duty series resonance reactor according to claim 6, it is characterised in that:Set between described coil and housing There are fluid sealant, upper and lower casing(2、3)Structure is identical and color is different.
8. light-duty series resonance reactor according to claim 1, it is characterised in that:Described coil is copper-clad aluminum conductor Circle.
9. light-duty series resonance reactor according to claim 8, it is characterised in that:Described copper cover aluminum coil it is transversal Area is 1.5mm2, reactor unit(1)Rated current be 3.5A, inductance be 3.0~3.5 H;Reactor unit(1)Weight Amount is less than or equal to 25kg.
10. light-duty series resonance reactor according to claim 1, it is characterised in that:Also include located at reactor unit (1)The heat dissipation base of lower section(8)With located at reactor unit(1)The cover plate of top(9), described heat dissipation base(8)It is provided with scattered Hot-air fan, the cover plate(9)Capping air reactor.
CN201621268565.9U 2016-11-21 2016-11-21 Light -duty series resonance reactor Active CN206134470U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621268565.9U CN206134470U (en) 2016-11-21 2016-11-21 Light -duty series resonance reactor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621268565.9U CN206134470U (en) 2016-11-21 2016-11-21 Light -duty series resonance reactor

Publications (1)

Publication Number Publication Date
CN206134470U true CN206134470U (en) 2017-04-26

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201621268565.9U Active CN206134470U (en) 2016-11-21 2016-11-21 Light -duty series resonance reactor

Country Status (1)

Country Link
CN (1) CN206134470U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113049924A (en) * 2021-03-01 2021-06-29 国网甘肃省电力公司电力科学研究院 Extra-high voltage extra-large capacitance test article alternating current voltage withstand test device
CN113777447A (en) * 2021-07-28 2021-12-10 国网宁夏电力有限公司电力科学研究院 Reactor for lightning arrester test platform

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113049924A (en) * 2021-03-01 2021-06-29 国网甘肃省电力公司电力科学研究院 Extra-high voltage extra-large capacitance test article alternating current voltage withstand test device
CN113777447A (en) * 2021-07-28 2021-12-10 国网宁夏电力有限公司电力科学研究院 Reactor for lightning arrester test platform

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