CN108321704A - Explosion-proof positive pressure power distribution cabinet - Google Patents
Explosion-proof positive pressure power distribution cabinet Download PDFInfo
- Publication number
- CN108321704A CN108321704A CN201810164167.XA CN201810164167A CN108321704A CN 108321704 A CN108321704 A CN 108321704A CN 201810164167 A CN201810164167 A CN 201810164167A CN 108321704 A CN108321704 A CN 108321704A
- Authority
- CN
- China
- Prior art keywords
- mentioned
- air inlet
- explosion
- power distribution
- distribution cabinet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/306—Accessories, e.g. windows
Abstract
The invention discloses a kind of explosion-proof positive pressure power distribution cabinets, including:Shell, the air inlet being set on shell and gas outlet, the air inlet tube assembly being set at air inlet, the explosion-proof deflation component being set at gas outlet;Air inlet tube assembly composition has:Air inlet pipe is set to the first suction ventilator of the inlet of air inlet pipe, the solenoid valve being set in air inlet pipe;Explosion-proof deflation component composition has:It is fixed on gas outlet and is provided with the ventilation box of first through hole, corresponding to first through hole position and it is provided with the vent cap of the second through-hole, the second suction ventilator on vent cap, seals the seal assembly of first through hole, controls the logical electronics telescopic rod for closing and being connected to above-mentioned seal assembly of first through hole.The present invention can not only sealed electricity distribution cabinet, and extraneous moist, inflammable and explosive, dust entrance can be avoided;Pressure and temperature in monitoring power distribution cabinet in real time, and explosion-proof decompression and heat dissipation are realized automatically;While improving safety in utilization, automation is improved, reduces manpower burden.
Description
Technical field
The present invention relates to power distribution cabinet field, especially a kind of explosion-proof positive pressure power distribution cabinet.
Background technology
The power distribution cabinet used in the market, is non-tight mostly, and the power distribution cabinet and cabinet of such non-tight can not prevent tide
The entrance and accumulation of wet air, flammable explosive gas, dust storm dust, make electrical equipment be gone mouldy and aoxidize by burn into, are easy
It is dangerous to generate apparatus failure and explosion etc., serious curtailment service life of equipment becomes one big during electrical equipment use
Problem.In the market in order to prevent the entrance of wet air, flammable explosive gas, dust storm dust, also there is sealed electricity distribution cabinet,
But heat dissipation effect is poor, for the instrument of golf calorific value, temperature can not shed, same to be easy explosion.
Market needs one kind that extraneous moist, inflammable and explosive, dust can be avoided to enter, and can be according in power distribution cabinet
Situation, the power distribution cabinet taken a breath and depressurized.
Invention content
To solve the deficiencies in the prior art, the purpose of the present invention is to provide a kind of explosion-proof positive pressure power distribution cabinet, the present invention is not
Only can sealed electricity distribution cabinet, and extraneous moist, inflammable and explosive, dust entrance can be avoided;Pressure in monitoring power distribution cabinet in real time
And temperature, and explosion-proof decompression and heat dissipation are realized automatically;While improving safety in utilization, automation is improved, reduces manpower burden.
In order to realize that above-mentioned target, the present invention adopt the following technical scheme that:
Explosion-proof positive pressure power distribution cabinet, including:Shell, the air inlet being set on shell and gas outlet, are set at air inlet
Air inlet tube assembly, the explosion-proof deflation component being set at gas outlet;Air inlet tube assembly composition has:Air inlet pipe is set to air inlet
First suction ventilator of the inlet of pipe, the solenoid valve being set in air inlet pipe;Explosion-proof deflation component composition has:It is fixed on gas outlet
And it is provided with the ventilation box of first through hole, corresponding to first through hole position and it is provided with the vent cap of the second through-hole, is set to ventilation
The second suction ventilator covered, seals the seal assembly of first through hole, controls the logical of first through hole and closes and be connected to above-mentioned sealing group
The electronics telescopic rod of part.
Explosion-proof positive pressure power distribution cabinet above-mentioned, air inlet pipe composition have:Air inlet tube body is set in air inlet tube body and is located at
Air Filter after first suction ventilator is set to the intrinsic ventilation desiccant box of air inlet pipe, and it is intrinsic logical to be set to air inlet pipe
Gas graphite.
Explosion-proof positive pressure power distribution cabinet above-mentioned, air inlet pipe, which also forms, to be had:The flexible fold section being set on air inlet tube body.
Explosion-proof positive pressure power distribution cabinet above-mentioned, seal assembly composition have:The closed plate for closing first through hole, is set to closed plate
On diaphragm seal.
Explosion-proof positive pressure power distribution cabinet above-mentioned, seal assembly, which also forms, to be had:It is set to the installation screw thread of closure panel edge, is placed on
In closed plate and rotary clamping is in the rotation lid of installation screw thread, is set to the first sealing ring of rotation lid periphery, drives rotation lid
The rotary shaft of rotation is connected to the rotary electronic motor of rotary shaft.
Explosion-proof positive pressure power distribution cabinet above-mentioned, seal assembly, which also forms, to be had:The sealing cover being placed in closed plate is set to sealing
The first sealing ring for covering periphery, is fixed on sealing cover and is connected to the electronics push rod of closed plate.
Explosion-proof positive pressure power distribution cabinet above-mentioned, vent cap inner wall are equipped with the second sealing ring of contact ventilation outer box wall.
Explosion-proof positive pressure power distribution cabinet above-mentioned, ventilation box is interior to be equipped with fire-resistant block.
Explosion-proof positive pressure power distribution cabinet above-mentioned, shell composition have:Stainless steel casing, the fire-retardant bubble being set in stainless steel casing
Foam plate.
Explosion-proof positive pressure power distribution cabinet above-mentioned further includes:The pressure sensor being set in shell, temperature sensor receive
Sensor information and the controller for transferring information to each device, transmit the wireless transceiver of information.
The invention has the beneficial effects that:
The present invention realizes the sealing of power distribution cabinet by the setting of solenoid valve and seal assembly;Pass through the special knot of air inlet pipe again
Structure can avoid extraneous moist, inflammable and explosive, dust from entering, and can adjust air inlet pipe by the setting for fold section of stretching
Position, realization radiate to designated position;
Seal assembly is provided with two layers of sealing, improves tightness.
The present invention realizes that automatic burst-preventing is deflated by the cooperation of explosion-proof deflation component and control system and depressurizes and radiate.
Gas outlet is provided with fire-resistant block, avoids the gas ingress of air to shed that explosion or burning occurs;
It is provided with flame-retardant foam plate in shell, improves safety when unexpected occur.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of embodiment of the present invention;
A kind of structural schematic diagram of embodiment when Fig. 2 is seal assembly sealing state of the present invention;
A kind of structural schematic diagram of embodiment when Fig. 3 is seal assembly aeration status of the present invention;
Fig. 4 is the structural schematic diagram of another embodiment of seal assembly of the present invention.
The meaning of reference numeral in figure:
1 shell, 101 stainless steel casings, 102 flame-retardant foam plates, 2 air inlet pipe, 201 air inlet tube bodies, 202 ventilation drier
Box, 203 ventilation graphites, 204 flexible fold sections, 205 Air Filters, 3 first suction ventilators, 4 solenoid valves, 5 ventilation boxes, 501 first
Through-hole, 6 vent caps, 601 second through-holes, 7 alarms, 8 second suction ventilators, 9 electronics telescopic rods, 10 closed plates, 11 diaphragm seals, 12
Screw thread, 13 rotation lids, 14 first sealing rings, 15 rotary electronic motors, 16 electronics push rods, 17 second sealing rings, 18 back-fire reliefs are installed
Block, 19 sealing covers.
Specific implementation mode
Specific introduce is made to the present invention below in conjunction with the drawings and specific embodiments.
Explosion-proof positive pressure power distribution cabinet, including:Shell 1, the air inlet being set on shell 1 and gas outlet, are set to air inlet
2 component of air inlet pipe at place, the explosion-proof deflation component being set at gas outlet;Air inlet tube assembly composition has:Air inlet pipe 2, is set to
First suction ventilator 3 of the inlet of air inlet pipe 2, the solenoid valve 4 being set in air inlet pipe 2;Explosion-proof deflation component composition has:It is fixed
In gas outlet and it is provided with the ventilation box 5 of first through hole 501, corresponding to 501 position of first through hole and is provided with the second through-hole 601
Vent cap 6, be set to vent cap 6 on the second suction ventilator 8, seal first through hole 501 seal assembly, control first through hole
The 501 logical electronics telescopic rod 9 for closing and being connected to above-mentioned seal assembly.For the sealing for increasing vent cap 6 between box 5 of ventilating
Property, 6 inner wall of vent cap is equipped with the second sealing ring 17 of contact ventilation 5 outer wall of box.
The composition of air inlet pipe 2 has:Air inlet tube body 201 is set in air inlet tube body 201 and after the first suction ventilator 3
Air Filter 205, the ventilation desiccant box 202 being set in air inlet tube body 201 is set to logical in air inlet tube body 201
Gas graphite 203.Ventilation desiccant box 202 ventilates the upper wall of graphite 203 and lower wall is both provided with ventilation through-hole, upper wall and
The close-network of closing graphite, drier is all fixed in lower wall.
In order to allow air inlet pipe 2 can adjusting position and length, realize designated position heat dissipation, air inlet pipe 2, which also forms, to be had:Setting
In the flexible fold section 204 on air inlet tube body 201.Air inlet pipe 2 is good using ductility, heat-resisting material;It may be used
Glass fibre foamed pipe.
As shown in Figure 2,3, seal assembly composition has:The closed plate 10 for closing first through hole 501, is set in closed plate 10
Diaphragm seal 11, be set to the installation screw thread 12 at 10 edge of closed plate, be placed in closed plate 10 and rotary clamping in installation screw thread
12 rotation lid 13 is set to the first sealing ring 14 of 13 periphery of rotation lid, and the rotary shaft for driving rotation lid 13 to rotate is connected to
The rotary electronic motor 15 of rotary shaft.Electronics telescopic rod 9 is fixed by the connecting rod in closed plate 10, rotary electronic motor 15
It is fixed by the connecting rod in closed plate 10.As shown in Fig. 2, sealing state, electric telescopic rod elongation, by closed plate 10 and sealing
First through hole 501 is closed by piece 11, then rotary electronic motor 15 is driven to rotate, and rotary shaft drives rotation lid 13 to rotate, by
Screw thread 12 is installed to guide, realizes that rotation lid 13 is moved to the position of first through hole 501, completes the sealing of the first sealing ring 14;It is real
Existing two layers of sealing.As shown in figure 3, deflation status, driving rotary electronic motor 15 reversely rotates, and rotary shaft drives rotation lid 13 to revolve
Turn, guided by installation screw thread 12, realizes that rotation lid 13 is moved to the position far from first through hole 501, complete the first sealing ring 14
Deblocking, then electric telescopic rod is driven to shorten, closed plate 10 and diaphragm seal 11 is left into 501 position of first through hole, the second air draught
Machine 8 starts, and the gas in power distribution cabinet is sucked out.
As shown in figure 4, seal assembly composition has:The closed plate 10 for closing first through hole 501, is set in closed plate 10
Diaphragm seal 11, the sealing cover 19 being placed in closed plate 10 are set to the first sealing ring 14 of 19 periphery of sealing cover, are fixed on sealing
On lid 19 and it is connected to the electronics push rod 16 of closed plate 10.Sealing state, electric telescopic rod elongation, by closed plate 10 and diaphragm seal
11 are closed first through hole 501, then electronics push rod 16 is driven to extend, and the first sealing ring 14 is pressed on ventilation box 5, is completed
The sealing of first sealing ring 14;Realize two layers of sealing.Unset state, driving electronics push rod 16 shorten so that the first sealing ring 14
Leave on ventilation box 5, release the sealing of the first sealing ring 14, then electric telescopic rod shortens, by closed plate 10 and diaphragm seal 11 from
Open 501 position of first through hole.
In order to avoid explosion or burning occur for the gas ingress of air that sheds, it is equipped with fire-resistant block 18 in ventilation box 5, allows releasing
Power distribution cabinet gas all pass through fire-resistant block 18 can just go out.
Safety in order to further increase, the composition of shell 1 have:Stainless steel casing 101 is set in stainless steel casing 101
Flame-retardant foam plate 102.
Explosion-proof positive pressure power distribution cabinet further includes:The pressure sensor being set in shell 1, temperature sensor, receiving sensor
Information and the controller for transferring information to each device, transmit the wireless transceiver of information.Pressure sensor and temperature sensor
Information is transferred to controller by wireless transceiver, controller is converted and calculated by information, if pressure is more than designated value, is led to
Crossing wireless transceiver drives the second suction ventilator 8, electronics telescopic rod 9, seal assembly of explosion-proof deflation component to run, and completes to deflate,
It drives the first suction ventilator 3 and solenoid valve 4 to run again, supplements cooling air and enter;If temperature be more than designated value, pressure without departing from
Designated value then first drives the first suction ventilator 3 and solenoid valve 4 to run air-breathing, then explosion-proof deflation assembly operating is driven to deflate.If pressure
Value is more than the dangerous values of controller setting, then completes outside deflation operations above, drives 7 sound of alarm, allows staff can
Make emergency measure.
The present invention provides a kind of explosion-proof positive pressure power distribution cabinet, and power distribution cabinet is realized by the setting of solenoid valve 4 and seal assembly
Sealing;Extraneous moist, inflammable and explosive, dust can be avoided to enter by the special construction of air inlet pipe 2 again, and pass through the pleat that stretches
The setting of wrinkle section 204 can adjust the position of air inlet pipe 2, and realization radiates to designated position;Seal assembly is provided with two layers
Sealing improves tightness.The present invention monitors pressure and temperature in power distribution cabinet in real time, then passes through explosion-proof deflation component and control system
Cooperation realize automatic burst-preventing deflate decompression and heat dissipation.Gas outlet is provided with fire-resistant block 18, avoids the gas ingress of air to shed
Explosion or burning occurs;It is provided with flame-retardant foam plate 102 in shell 1, improves safety when unexpected occur.Present invention raising makes
While with safety, automation is improved, reduces manpower burden.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the invention is not limited in any way above-described embodiment, all to be obtained by the way of equivalent substitution or equivalent transformation
Technical solution is all fallen in protection scope of the present invention.
Claims (10)
1. explosion-proof positive pressure power distribution cabinet, which is characterized in that including:Shell, the air inlet being set on above-mentioned shell and gas outlet, if
The air inlet tube assembly being placed at air inlet, the explosion-proof deflation component being set at gas outlet;Above-mentioned air inlet tube assembly composition has:Into
Tracheae is set to the first suction ventilator of the inlet of above-mentioned air inlet pipe, the solenoid valve being set in above-mentioned air inlet pipe;It is above-mentioned explosion-proof
Deflation component composition has:It is fixed on above-mentioned gas outlet and is provided with the ventilation box of first through hole, correspond to first through hole position simultaneously
It is provided with the vent cap of the second through-hole, the second suction ventilator being set on above-mentioned vent cap seals the sealing group of above-mentioned first through hole
Part controls the logical electronics telescopic rod for closing and being connected to above-mentioned seal assembly of above-mentioned first through hole.
2. explosion-proof positive pressure power distribution cabinet according to claim 1, which is characterized in that above-mentioned air inlet pipe composition has:Air inlet pipe sheet
Body is set to the Air Filter in air inlet tube body and after the first suction ventilator, is set to the intrinsic ventilation drying of air inlet pipe
Agent box is set to the intrinsic ventilation graphite of air inlet pipe.
3. explosion-proof positive pressure power distribution cabinet according to claim 2, which is characterized in that above-mentioned air inlet pipe, which also forms, to be had:It is set to
Flexible fold section on above-mentioned air inlet tube body.
4. explosion-proof positive pressure power distribution cabinet according to claim 1, which is characterized in that above-mentioned seal assembly composition has:In closing
The closed plate for stating first through hole, the diaphragm seal being set in above-mentioned closed plate.
5. explosion-proof positive pressure power distribution cabinet according to claim 4, which is characterized in that above-mentioned seal assembly, which also forms, to be had:Setting
In the installation screw thread of closure panel edge, it is placed in above-mentioned closed plate and rotary clamping is in the rotation lid of installation screw thread, be set to
The first sealing ring for stating rotation lid periphery drives the rotary shaft of above-mentioned rotation lid rotation, is connected to the electronics rotation of above-mentioned rotary shaft
Rotating motor.
6. explosion-proof positive pressure power distribution cabinet according to claim 4, which is characterized in that above-mentioned seal assembly, which also forms, to be had:It is placed on
Sealing cover in above-mentioned closed plate is set to the first sealing ring of above-mentioned sealing cover periphery, is fixed on above-mentioned sealing cover and connects
It is connected to the electronics push rod of closed plate.
7. explosion-proof positive pressure power distribution cabinet according to claim 1, which is characterized in that above-mentioned vent cap inner wall is equipped with contact and ventilates
Second sealing ring of outer box wall.
8. explosion-proof positive pressure power distribution cabinet according to claim 1, which is characterized in that be equipped with fire-resistant block in above-mentioned ventilation box.
9. explosion-proof positive pressure power distribution cabinet according to claim 1, which is characterized in that above-mentioned shell composition has:Stainless steel casing,
The flame-retardant foam plate being set in above-mentioned stainless steel casing.
10. explosion-proof positive pressure power distribution cabinet according to claim 1, which is characterized in that further include:It is set in above-mentioned shell
Pressure sensor, temperature sensor, receiving sensor information and the controller for transferring information to each device, transmit the nothing of information
Line transceiver.
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CN201810164167.XA CN108321704B (en) | 2018-02-27 | 2018-02-27 | Explosion-proof positive-pressure power distribution cabinet |
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CN201810164167.XA CN108321704B (en) | 2018-02-27 | 2018-02-27 | Explosion-proof positive-pressure power distribution cabinet |
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CN108321704B CN108321704B (en) | 2020-04-28 |
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Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109599760A (en) * | 2019-01-17 | 2019-04-09 | 安徽省康宇水电机械成套设备有限公司 | A kind of power distribution cabinet of releasing pressure automatically function |
CN110350427A (en) * | 2019-08-19 | 2019-10-18 | 俞政尧 | A kind of power distribution cabinet |
CN111009827A (en) * | 2019-11-26 | 2020-04-14 | 广东电网有限责任公司汕尾供电局 | Power main network control cabinet in chemical environment |
CN111926779A (en) * | 2020-08-13 | 2020-11-13 | 安徽省万豪水坝节能技术有限公司 | Sound-proof noise-reducing bottom cross shaft plate-turning steel gate dam |
CN112838508A (en) * | 2021-04-02 | 2021-05-25 | 河南基泰电气有限公司 | Switch board heat abstractor convenient to installation |
CN112864929A (en) * | 2021-01-21 | 2021-05-28 | 何少谷 | Positive pressure type explosion-proof power distribution cabinet and use method thereof |
CN113436835A (en) * | 2021-06-25 | 2021-09-24 | 广东电网有限责任公司 | Power transformer and explosion-proof method thereof |
US20220141974A1 (en) * | 2019-06-03 | 2022-05-05 | Toshiba Mitsubishi-Electric Industrial Systems Corporation | Explosion-proof structure |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN109599760A (en) * | 2019-01-17 | 2019-04-09 | 安徽省康宇水电机械成套设备有限公司 | A kind of power distribution cabinet of releasing pressure automatically function |
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CN111926779A (en) * | 2020-08-13 | 2020-11-13 | 安徽省万豪水坝节能技术有限公司 | Sound-proof noise-reducing bottom cross shaft plate-turning steel gate dam |
CN112864929A (en) * | 2021-01-21 | 2021-05-28 | 何少谷 | Positive pressure type explosion-proof power distribution cabinet and use method thereof |
CN112838508A (en) * | 2021-04-02 | 2021-05-25 | 河南基泰电气有限公司 | Switch board heat abstractor convenient to installation |
CN112838508B (en) * | 2021-04-02 | 2023-06-02 | 河南基泰电气有限公司 | Switch board heat abstractor convenient to installation |
CN113436835A (en) * | 2021-06-25 | 2021-09-24 | 广东电网有限责任公司 | Power transformer and explosion-proof method thereof |
CN113436835B (en) * | 2021-06-25 | 2023-02-17 | 广东电网有限责任公司 | Power transformer and explosion-proof method thereof |
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Effective date of registration: 20201216 Address after: No. 477, Jingqi Road, economic development zone, Yueqing City, Wenzhou City, Zhejiang Province Patentee after: CHINA HELON EXPLOSION-PROOF ELECTRIC Co.,Ltd. Address before: No.477, Jingqi Road, Yueqing Economic Development Zone, Wenzhou City, Zhejiang Province Patentee before: Zhang Naiyue |