CN107623272B

CN107623272B - Environmentally friendly box-type substation

Info

Publication number: CN107623272B
Application number: CN201710784582.0A
Authority: CN
Inventors: 不公告发明人
Original assignee: Individual
Current assignee: Shaanxi Keyao Juhuan Electric Power Technology Co.,Ltd.
Priority date: 2016-04-13
Filing date: 2016-04-13
Publication date: 2019-06-18
Anticipated expiration: 2036-04-13
Also published as: CN107437755B; CN107623272A; CN107437755A; CN107528248A; CN105743000A; CN105743000B; CN107546629A; CN107546629B; CN107528248B

Abstract

The invention discloses a kind of environment protection cabinet type transformer substations, including hyperbaric chamber, transformer room and low-pressure chamber, the hyperbaric chamber is divided into ventilation and heat storehouse and electric power electric storehouse, sulphur hexafloride circuit breaker equipment is provided in the electric power electric storehouse, and the ventilation and heat storehouse is provided with internal gas flow channel, outer gas stream channel and ventilation cleaning mechanism, the ventilation cleaning mechanism includes sealing shell, the inner cavity of the sealing shell is divided into net gas portion and exhaust part, the net gas portion and the exhaust part are interconnected, the net gas portion is connected to the outer gas stream channel, the exhaust part is connected to the internal gas flow channel, dodge gate is provided at the internal gas flow channel, charcoal filter is provided between the net gas portion and the exhaust part.The solid particulate matter impurity in ambient atmosphere can either be filtered when being radiated, and be discharged into air after capable of being purified in ventilation to the pernicious gas inside pre-mounted box type transformer substation.

Description

Environment protection cabinet type transformer substation

Technical field

The present invention relates to a kind of box-type substation, specially a kind of environment protection cabinet type transformer substation belongs to power equipment technology Field.

Background technique

Pre-mounted box type transformer substation is a kind of high-tension switch gear distribution transformer, low voltage switch equipment, electrical energy measurement Equipment and reactive power compensator etc. are complete with Denso in the intracorporal compact of one or several casees by certain connection plan combination It sets.The problem of pre-mounted box type transformer substation aeration radiation system in the prior art is primarily present is, on the one hand radiates When ambient atmosphere in solid particulate matter impurity enter pre-mounted box type transformer substation, will cause internal power electric component surface mill Damage or corrosion；On the other hand directly by pernicious gas, flammable explosive gas and the corrosion inside pre-mounted box type transformer substation Property gas is directly discharged into air and can also cause damages to ambient enviroment；Another further aspect prepackage type box type transformation in the prior art Aeration radiation system of standing will be divided into the gas path pipe of two different function, therefore not only energy consumption is high when operation but also will lead to high Construction cost and occupy biggish spatial volume.

Summary of the invention

The technical problem to be solved by the present invention is to overcome the defects of the prior art, provide a kind of environment protection cabinet type transformer substation； The solid particulate matter impurity in ambient atmosphere can either be filtered when being radiated, and can be in ventilation to prepackage type Pernicious gas inside box-type substation is discharged into air after being purified.

In order to solve the above-mentioned technical problems, the present invention provides the following technical solutions: a kind of environment-friendly type of the present invention is box It is connected to substation, including hyperbaric chamber, transformer room and low-pressure chamber, the hyperbaric chamber are divided into ventilation and heat storehouse and electric power electric Storehouse is provided with sulphur hexafloride circuit breaker equipment in the electric power electric storehouse, and the ventilation and heat storehouse is provided with the connection electric power The internal gas flow channel in electrical storehouse and the outer gas stream channel for being connected to ambient atmosphere, the internal gas flow channel and it is described outside gas Ventilation cleaning mechanism is provided between circulation road, the ventilation cleaning mechanism includes sealing shell, the inner cavity of the sealing shell It is divided into net gas portion and exhaust part, the net gas portion and the exhaust part are interconnected, and the net gas portion is connected to the outer gas stream Channel, the exhaust part are connected to the internal gas flow channel, are provided with dodge gate, the net gas portion at the internal gas flow channel Charcoal filter is provided between the exhaust part.

Further, the ventilation cleaning mechanism further includes being set to the axial blower in the net gas portion and being set to Air exhaust passage between the axial direction blower and the outer gas stream channel, the air exhaust passage include coaxial arrangement in the axis To the main ventilation pipeline of blower side, and coaxial arrangement is in the annular time ventilation shaft of the main ventilation pipeline, the master Interface channel is provided between ventilation shaft side wall and the secondary ventilation shaft bottom；Hexafluoro is provided in the secondary ventilation shaft Change sulfur absorbent.

Further, the ventilation cleaning mechanism further includes the secondary sealing cover piece and use for closing the secondary ventilation shaft In the primary seal cover piece for closing the main ventilation pipeline, described time sealing cover piece includes cooperating in the main ventilation pipe side wall Blank pipe portion and the annular piston part for cooperating the secondary ventilation shaft oral area pass through ring between the hollow pipe portion and the annular piston part The connection of shape interconnecting piece；The primary seal cover piece is set to the oral area of the main ventilation pipeline.

Further, the axial blower is radially distributed several mounting legs, in the net gas portion of the sealing shell Wall is provided with the stabilizer blade mounting groove of several cooperation mounting legs.The structure is convenient for the peace installation and dismantling of the axial blower It unloads.

Further, the interface channel is for two and conllinear, is arranged on the conllinear extended line of two interface channels There is process channel, the process channel is connected to the outer wall of the secondary ventilation shaft and the sealing shell, and the process channel Inside it is provided with sealing bolt.The structure is convenient for the processing of the interface channel.

Further, sulfur hexafluoride gas inductor is provided in the electric power electric storehouse, the axial direction blower is provided with Steering controller, the sulfur hexafluoride gas inductor connect the steering controller；When the sulfur hexafluoride gas inductor When triggering and issuing control signal to the steering controller, the steering controller control the axial blower wind direction be from The internal gas flow channel to the outer gas stream channel；When the sulfur hexafluoride gas inductor does not trigger, the steering The wind direction that controller controls the axial blower is from the outer gas stream channel to the internal gas flow channel.

The beneficial effects obtained by the present invention are as follows being: cleaning is discharged after can directly aspirating contaminated air and synchronous purification Air, play purification air function and it is indirect by contaminated air discharge atmosphere in, avoid to atmosphere and the external world Environment causes damages；When can overcome pre-mounted box type transformer substation aeration radiation system operation in the prior art energy consumption it is high and Construction cost is high and the problem of occupying larger space volume；And pass through the secondary sealing cover piece and primary seal lid of setting different structure Part can be used for protecting sulfur hexafluoride adsorbent the case where not using secondary ventilation shaft, reduce the vacant of sulfur hexafluoride adsorbent Rate is lost；In addition, secondary ventilation shaft use when, contaminated air first passes through charcoal filter, after by six It is fluorinated sulfur absorbent, so as to substantially reduce the service wear rate of needle sulfur hexafluoride adsorbent.

Detailed description of the invention

Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings:

Fig. 1 is a kind of environment protection cabinet type transformer substation overall structure diagram of the invention；

Structural schematic diagram when Fig. 2 is ventilation cleaning mechanism cooperation time sealing cover piece of the invention；

Structural schematic diagram when Fig. 3 is ventilation cleaning mechanism cooperation primary seal cover piece of the invention；

In figure: 1, hyperbaric chamber；11, ventilation and heat storehouse；12, electric power electric storehouse；13, internal gas flow channel；14, outer gas stream Channel；2, transformer room；3, low-pressure chamber；4, sealing shell；41, net gas portion；42, exhaust part；43, dodge gate；44, activated carbon mistake Filter；45, axial blower；451, mounting leg；452, stabilizer blade mounting groove；46, main ventilation pipeline；47, secondary ventilation shaft；48, Interface channel；481, process channel；482, sealing bolt；5, sulfur hexafluoride adsorbent；6, secondary sealing cover piece；61, hollow pipe portion； 62, annular piston part；63, annular interconnecting piece；7, primary seal cover piece；8, sulfur hexafluoride gas inductor.

Specific embodiment

Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, it should be understood that preferred reality described herein Apply example only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.

As shown in Figure 1 to Figure 3, a kind of environment protection cabinet type transformer substation, including hyperbaric chamber 1, transformer room 2 and low-pressure chamber 3, institute It states hyperbaric chamber 1 and is divided into ventilation and heat storehouse 11 and electric power electric storehouse 12, be provided with sulfur hexafluoride in the electric power electric storehouse 12 and open Close equipment, and the ventilation and heat storehouse 11 be provided be connected to the internal gas flow channel 13 in the electric power electric storehouse 12 be connected to the external world The outer gas stream channel 14 of atmosphere is provided with ventilation cleaning between the internal gas flow channel 13 and the outer gas stream channel 14 Mechanism, the ventilation cleaning mechanism include sealing shell 4, and the inner cavity of the sealing shell 4 is divided into net gas portion 41 and exhaust part 42, The net gas portion 41 and the exhaust part 42 are interconnected, and the net gas portion 41 is connected to the outer gas stream channel 14, the pumping Gas portion 42 is connected to the internal gas flow channel 13, and dodge gate 43, the net gas portion 41 are provided at the internal gas flow channel 13 Charcoal filter 44 is provided between the exhaust part 42.

Further, the ventilation cleaning mechanism further includes axial blower 45, the Yi Jishe for being set to the net gas portion 41 The air exhaust passage being placed between the axial blower 45 and the outer gas stream channel 14, the air exhaust passage include coaxial arrangement Main ventilation pipeline 46 in 45 side of the axial blower, and the annular time being coaxially disposed around the main ventilation pipeline 46 are logical Air piping 47 is provided with interface channel 48 between 46 side wall of main ventilation pipeline and 47 bottom of secondary ventilation shaft；It is described Sulfur hexafluoride adsorbent 5 is provided in secondary ventilation shaft 47.Further, the ventilation cleaning mechanism further includes for closing State the secondary sealing cover piece 6 of time ventilation shaft 47 and the primary seal cover piece 7 for closing the main ventilation pipeline 46, described sealing Cover piece 6 includes the hollow pipe portion 61 for cooperating 46 side wall of main ventilation pipeline and the annular for cooperating secondary 47 oral area of ventilation shaft Piston part 62 is connected between the hollow pipe portion 61 and the annular piston part 62 by annular interconnecting piece 63；The primary seal cover piece 7 It is set to the oral area of the main ventilation pipeline 46.

Specifically optimally, it is described it is axial blower 45 is radially distributed several mounting legs 451, the sealing shell 4 41 inner wall of net gas portion is provided with the stabilizer blade mounting groove 452 of several cooperation mounting legs 451.The interface channel 48 is two And it is conllinear, process channel 481 is provided on the conllinear extended line of two interface channels 48, the process channel 481 is connected to The outer wall of the secondary ventilation shaft 47 and the sealing shell 4, and sealing bolt 482 is provided in the process channel 481.Institute It states and is provided with sulfur hexafluoride gas inductor 8 in electric power electric storehouse 12, the axial direction blower 45 is provided with steering controller, described Sulfur hexafluoride gas inductor 8 connects the steering controller；When the sulfur hexafluoride gas inductor 8 triggers and to described turn When issuing control signal to controller, the wind direction that the steering controller controls the axial blower 45 is from the internal gas flow Channel 13 to the outer gas stream channel 14；When the sulfur hexafluoride gas inductor 8 does not trigger, the steering controller control The wind direction for making the axial blower 45 is from the outer gas stream channel 14 to the internal gas flow channel 13.

It should be noted that a kind of environment-friendly type pre-mounted box type transformer substation working principle of the present invention are as follows: working normally shape Under state, as shown in Fig. 2, closing the described sealing lid of cover piece 6 onto the ventilation cleaning mechanism, the steering controller controls institute The wind direction for stating axial blower 45 is to make the hyperbaric chamber 1 from the outer gas stream channel 14 to the internal gas flow channel 13 The ventilation and heat storehouse 11 and the electric power electric storehouse 12 are in ventilation and heat state, by extraneous air delivery to the electric power Electrical storehouse 12 is for the electric power electric component inside cooling, and air can remove solid by the charcoal filter 44 Grain impurity.

When sulfur hexafluoride gas leakage occurs for the sulphur hexafloride circuit breaker equipment in the hyperbaric chamber 1, as shown in figure 3, by institute It states the lid of primary seal cover piece 7 to close onto the ventilation cleaning mechanism, the sulfur hexafluoride gas inductor 8 senses sulfur hexafluoride gas Body simultaneously triggers, and when Xiang Suoshu steering controller issues control signal, the steering controller controls the wind of the axial blower 45 Internal gas flow channel 13 described in Xiang Weicong to the outer gas stream channel 14, so that the electric power electric storehouse 12 is evacuated, The pernicious gas for being mingled with sulfur hexafluoride gas is set successively to pass through the charcoal filter 44 and the sulfur hexafluoride adsorbent 5, Just exhausting tail gas is drained into atmosphere after adsorption cleaning, will not be caused damages to ambient enviroment.

Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention, Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features. All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention Within protection scope.

Claims

1. a kind of environment protection cabinet type transformer substation, including hyperbaric chamber (1), transformer room (2) and low-pressure chamber (3), it is characterised in that: institute It states hyperbaric chamber (1) and is divided into ventilation and heat storehouse (11) and electric power electric storehouse (12), be provided with six in the electric power electric storehouse (12) Sulfur fluoride switchgear, and the ventilation and heat storehouse (11) is provided with the internal gas flow channel for being connected to the electric power electric storehouse (12) (13) with the outer gas stream channel (14) that is connected to ambient atmosphere, the internal gas flow channel (13) and the outer gas stream channel (14) ventilation cleaning mechanism is provided between, the ventilation cleaning mechanism includes sealing shell (4), the sealing shell (4) Inner cavity is divided into net gas portion (41) and exhaust part (42), and the net gas portion (41) and the exhaust part (42) are interconnected, described net Gas portion (41) is connected to the outer gas stream channel (14), and the exhaust part (42) is connected to the internal gas flow channel (13), described It is provided at internal gas flow channel (13) dodge gate (43), is provided with work between the net gas portion (41) and the exhaust part (42) Property carbon filter (44)；

The ventilation cleaning mechanism further includes being set to the axial blower (45) of the net gas portion (41) and being set to the axis Air exhaust passage between blower (45) and the outer gas stream channel (14), the air exhaust passage include coaxial arrangement in described The main ventilation pipeline (46) of axial blower (45) side, and annular time of the coaxial arrangement around the main ventilation pipeline (46) are logical Air piping (47) is provided with interface channel between main ventilation pipeline (46) side wall and the secondary ventilation shaft (47) bottom (48)；Sulfur hexafluoride adsorbent (5) are provided in the secondary ventilation shaft (47)；

It is provided with sulfur hexafluoride gas inductor (8) in the electric power electric storehouse (12), the axial direction blower (45), which is provided with, to be turned To controller, the sulfur hexafluoride gas inductor (8) connects the steering controller；When the sulfur hexafluoride gas inductor (8) when triggering and issuing control signal to the steering controller, the steering controller control axial blower (45) Wind direction is from the internal gas flow channel (13) to the outer gas stream channel (14)；When the sulfur hexafluoride gas inductor (8) when not triggering, the wind direction of the steering controller control axial blower (45) is from the outer gas stream channel (14) To the internal gas flow channel (13).