CN203481004U

CN203481004U - Reactor and reactor cabinet

Info

Publication number: CN203481004U
Application number: CN201320520343.1U
Authority: CN
Inventors: 李洪斌
Original assignee: Shenzhen Invt Electric Co Ltd
Current assignee: Shenzhen Invt Electric Co Ltd
Priority date: 2013-08-23
Filing date: 2013-08-23
Publication date: 2014-03-12
Anticipated expiration: 2023-08-23

Abstract

The utility model discloses a reactor which comprises an iron core group, an input terminal group, and an output terminal group. The iron core group consists of three iron cores which are sequentially arranged from the front to the back. The input terminal group and the output terminal group are both disposed in the front of the iron core group. The utility model also discloses a reactor cabinet which employs the reactor. The reactor employing the above structure can reduce the manufacturing cost of the reactor cabinet, can reduce the size of the reactor cabinet, and is convenient for an engineer to carry out maintenance.

Description

Reactor and reactance cabinet

Technical field

The utility model relates to reactor technical field, refers in particular to a kind of reactor and adopts the reactance cabinet of this reactor.

Background technology

High-voltage static var generator (Static Var Generator; SVG) be widely used in the industries such as electric power, generation of electricity by new energy, track traffic, metallurgy and colliery, in order to improve system power factor, administer harmonic wave, to suppress voltage ripple of power network and three-phase imbalance, can effectively improve system power quality and power utilization environment, it not only has the effect that improves Electrical Safety and purify electrical network, also has energy-saving and cost-reducing effect simultaneously.Common ground, in high-voltage static var generator overall structure, by control cubicle, unit cabinet, incoming line cabinet, reactor and isolating switch, formed, wherein, reactor plays an important role in SVG system, its top priority is the difference between buffering line voltage and inverter output voltage, and by reactor to electrical network injecting reactive current, reduce the switching harmonics in SVG output current simultaneously, reduce common mode disturbances.

The existing reactor for the electronic equipment such as high pressure SVG etc. as shown in Figure 1, this reactor 30 include an iron core group 31, be located at the upper iron being gripped by train wheel bridge 32 of these iron core group 31 upper ends grip group the 33 and one lower iron being gripped by lower plate 34 of being located at these iron core group 31 lower ends grip group 35, wherein, this iron core group 31 consists of three iron cores 310 of arranging in turn from left to right, the input subgroup 36 of reactor 30 is located at the place, front of this iron core group 31, and output subgroup 37 is located at the place, the back side of this iron core group 31.Fig. 2 shows and adopts the reactance cabinet 40 of said structure reactor 30 and the assembled state of other cabinets of electronic equipment, there is following problem: a, because input subgroup and lead-out terminal component are located at the front and back place of this iron core group, reactor is installed on after cabinet, its output subgroup is positioned at the place, the inside of cabinet, does not reach the specification requirement of front maintenance; B, this iron core group are arranged in turn from left to right by three iron cores and are formed, cause the oversize of reactor Width, and then cabinet Width oversize of causing with it the reactance cabinet coordinating, so, cause on the one hand the manufacturing cost of cabinet to increase, cause on the other hand the overall volume of electronic equipment to increase, there is to higher requirement in the space of erecting bed; The size of c, reactance cabinet Width strengthens, but due to need with the coordinating of other cabinets such as control cubicle, incoming line cabinet, the size of its depth direction cannot synchronously be made adjustment, so, cause the inside of cabinet too hollow, cause radiating airflow major part to flow away from the front and back position of reactor, have a strong impact on the radiating effect of reactor.

Summary of the invention

Technical problem to be solved in the utility model is to provide a kind of reactor, its can reduce reactance cabinet manufacturing cost, reduce the volume of reactance cabinet and be convenient to engineering staff to safeguard.

Another technical problem to be solved in the utility model is to provide a kind of reactance cabinet that adopts said structure reactor.

For solving the problems of the technologies described above, the utility model adopts technical scheme as described below: a kind of reactor, include an iron core group, an input subgroup and an output subgroup, described iron core group consists of three iron cores of arranging in turn from front to back, and described input subgroup and output subgroup are all arranged at the place, front of described iron core group.

In above-mentioned reactor, place, the front of described iron core group is vertically arranged with a support bar, and described input subgroup and output subgroup are fixedly installed on described support bar.

In above-mentioned reactor, form the place, top that described support bar is fixed at three of described input subgroup input copper bar intervals, three output copper bars that form described output subgroup interval are fixed on the place, bottom of described support bar.

In above-mentioned reactor, the center of described iron core group has been horizontally disposed with a division board, and three iron cores, through described division board, are formed with a ventilation gap around this iron core between each iron core and described division board.

In above-mentioned reactor, described division board is epoxy glass fiber plate.

In above-mentioned reactor, described input subgroup and output subgroup are separated by described division board.

In above-mentioned reactor, described reactor is supported on a base, and described base consists of a plurality of base plates in same level.

A kind of reactance cabinet, include a cabinet and and be arranged at the reactor in described cabinet, described reactor includes an iron core group, an input subgroup and an output subgroup, described iron core group consists of three iron cores of arranging in turn from front to back, described input subgroup and output subgroup are all arranged at the place, front of described iron core group, and the front of described iron core group is corresponding to the Qianmen of described cabinet.

In above-mentioned reactance cabinet, the center of described iron core group has been horizontally disposed with a division board, and three iron cores, through described division board, are formed with a ventilation gap around this iron core between each iron core and described division board; Described reactance cabinet also comprises air-duct clapboard, and described air-duct clapboard covers the gap between described division board and described cabinet madial wall.

In above-mentioned reactance cabinet, described division board is epoxy glass fiber plate.

Useful technique effect of the present utility model is: owing to forming three iron cores of iron core group, arrange in turn from front to back, can reduce the size of reactor on Width, and then can reduce the size of cabinet on Width, reduce the manufacturing cost of cabinet, reduce the overall volume of reactance cabinet and reduce it for the requirement of installing space; In addition, owing to input subgroup and lead-out terminal being mounted on to the place, front of this iron core group, and corresponding with the Qianmen of cabinet, make input subgroup and output subgroup be all positioned at reactance cabinet Qian Menchu, reached the specification requirement of front maintenance, be convenient to engineering staff reactance cabinet is carried out to later maintenance; Further, in reactance cabinet, because air-duct clapboard has covered the gap between division board and reactance cabinet madial wall, cold air in the reactance cabinet stream ventilation gap of only flowing through can better be dispelled the heat for reactor, thereby make the longer service life of reactor.

Accompanying drawing explanation

Fig. 1 is the structural representation of existing reactor.

Fig. 2 is the assembling schematic diagram of existing reactor cabinet and other cabinets of electronic equipment.

Fig. 3 is the structural representation of the utility model reactor.

Fig. 4 is the structural representation of the utility model reactance cabinet.

Embodiment

For making those of ordinary skill in the art more be expressly understood technical problem to be solved in the utility model, technical scheme and useful technique effect, below in conjunction with drawings and Examples, the utility model is further elaborated.

Consult shown in Fig. 3 and Fig. 4, in a kind of embodiment of the present utility model, reactance cabinet includes a cabinet 20 and and is arranged at the reactor 10 in this cabinet 20, wherein, this reactor 10 includes an iron core group 11, the one upper iron being gripped by train wheel bridge 12 of being located at these iron core group 11 upper ends is gripped group 13, the one lower iron being gripped by lower plate 14 of being located at these iron core group 11 lower ends is gripped group 15, one input subgroup 16 and an output subgroup 17, this iron core group 11 consists of three iron cores 110 of arranging in turn from front to back, this input subgroup 16 and output subgroup 17 are all arranged at the place, front of this iron core group 11, the front of this iron core group 11 is corresponding to the Qianmen of this cabinet 20.So, owing to forming three iron cores 110 of iron core group 11, arrange in turn from front to back, can reduce the size of reactor 10 on Width, and then can reduce the size of cabinet 20 on Width, reduce the manufacturing cost of cabinet 20, reduce the overall volume of reactance cabinet and reduce it for the requirement of installing space.In addition, owing to input subgroup 16 and output subgroup 17 being located to the place, front of this iron core group 11, and corresponding with the Qianmen of cabinet 20, make input subgroup 16 and output subgroup 17 be all positioned at reactance cabinet Qian Menchu, reached the specification requirement of front maintenance, be convenient to engineering staff reactance cabinet is carried out to later maintenance.

In the embodiment shown in the figures, place, the front of this iron core group 11 is vertically arranged with a support bar 18, and input subgroup 16 and output subgroup 17 are fixedly installed on this support bar 18.Preferably, form the place, top that this support bar 18 is fixed at three of this input subgroup 16 input copper bar 160 intervals, three output copper bars 170 that form this output subgroup 17 interval are fixed on the place, bottom of this support bar 18.

Consult Fig. 4, this cabinet 20 includes right plate 23, that left plate (not shown in FIG.), that base plate 22, that a framework 21, is assembled in this framework 21 places, bottom surfaces is assembled in these framework 21 left surface places is assembled in these framework 21 right flank places and is assembled in the lamina tecti 25 and that backboard 24, that this framework 21 locates is assembled in these framework 21 end face places below and is assembled in the Qianmen (not shown in FIG.) that this framework 21 is located above.

Shown in Fig. 3, in the center of this iron core group 11, be horizontally disposed with 19, three iron cores of a division board 110 and be formed with a ventilation gap 190 around this iron core 110 between through this division board 19 and each iron core and division board 19.Within this reactor 10 is installed on this cabinet 20, and the gap of using air-duct clapboard 191 to cover between this division board 19 and this cabinet 20 madial walls, thereby at inner effective heat dissipation wind channel, the radiating effect of raising reactance cabinet of forming of this cabinet 20.During reactance cabinet work, under the effect of blower fan 26 that is arranged at these cabinet 20 tops, outside cold air flows into from these cabinet 20 bottoms, and by the setting of this division board 19 and air-duct clapboard 191, force cold air upwards to flow around iron core 110 via ventilation gap 190, thereby effectively reactor 10 is dispelled the heat, solved cold air in prior art and flowed away and affect the problem of heat radiation from the front and back position of reactor 10.

Preferably, this division board 19 can adopt the preparation of epoxy glass fiber plate, and it has advantages of, and insulation property are strong, dielectric property good, mechanical performance is strong.In the embodiment shown in the figures, this input subgroup 16 and output subgroup 17 are separated by this division board 19, to realize the electrical isolation between Isolation input terminal group 16 and output subgroup 17.

Consult Fig. 3, this reactor 10 is supported on a base 50, and this base 50 consists of a plurality of base plates 500 in same level, base plate 500 described in these reactor 10 cross-over connections and realize its setting.

The foregoing is only preferred embodiment of the present utility model, but not the utility model is done to any pro forma restriction.Those skilled in the art can impose the various changes that are equal to and improvement on the basis of above-described embodiment, and all equivalent variations of doing within the scope of claim or modification, within all should falling into protection range of the present utility model.

Claims

1. a reactor, include an iron core group, an input subgroup and an output subgroup, it is characterized in that: described iron core group consists of three iron cores of arranging in turn from front to back, described input subgroup and output subgroup are all arranged at the place, front of described iron core group.

2. reactor as claimed in claim 1, is characterized in that: the place, front of described iron core group is vertically arranged with a support bar, and described input subgroup and output subgroup are fixedly installed on described support bar.

3. reactor as claimed in claim 2, it is characterized in that: form the place, top that described support bar is fixed at three of described input subgroup input copper bar intervals, three output copper bars that form described output subgroup interval are fixed on the place, bottom of described support bar.

4. reactor as claimed in claim 1, is characterized in that: the center of described iron core group has been horizontally disposed with a division board, and three iron cores, through described division board, are formed with a ventilation gap around this iron core between each iron core and described division board.

5. reactor as claimed in claim 4, is characterized in that: described division board is epoxy glass fiber plate.

6. reactor as claimed in claim 4, is characterized in that: described input subgroup and output subgroup are separated by described division board.

7. reactor as claimed in claim 1, is characterized in that: described reactor is supported on a base, and described base consists of a plurality of base plates in same level.

8. a reactance cabinet, include a cabinet and and be arranged at the reactor in described cabinet, described reactor includes an iron core group, an input subgroup and an output subgroup, it is characterized in that: described iron core group consists of three iron cores of arranging in turn from front to back, described input subgroup and output subgroup are all arranged at the place, front of described iron core group, and the front of described iron core group is corresponding to the Qianmen of described cabinet.

9. reactance cabinet as claimed in claim 8, is characterized in that: the center of described iron core group has been horizontally disposed with a division board, and three iron cores, through described division board, are formed with a ventilation gap around this iron core between each iron core and described division board; Described reactance cabinet also comprises air-duct clapboard, and described air-duct clapboard covers the gap between described division board and described cabinet madial wall.

10. reactance cabinet as claimed in claim 9, is characterized in that: described division board is epoxy glass fiber plate.