CN110461120A - A kind of positive-pressure explosion-proof control cabinet - Google Patents
A kind of positive-pressure explosion-proof control cabinet Download PDFInfo
- Publication number
- CN110461120A CN110461120A CN201910592420.6A CN201910592420A CN110461120A CN 110461120 A CN110461120 A CN 110461120A CN 201910592420 A CN201910592420 A CN 201910592420A CN 110461120 A CN110461120 A CN 110461120A
- Authority
- CN
- China
- Prior art keywords
- cabinet body
- positive
- installation bin
- staving
- partition
- 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
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0213—Venting apertures; Constructional details thereof
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/06—Hermetically-sealed casings
- H05K5/068—Hermetically-sealed casings having a pressure compensation device, e.g. membrane
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20145—Means for directing air flow, e.g. ducts, deflectors, plenum or guides
Abstract
The invention discloses a kind of positive-pressure explosion-proof control cabinets, including cabinet body, horizontally disposed partition is fixedly connected on the inside of the cabinet body, cabinet body internal separation is the installation bin on upper layer and the exhaust storehouse of lower layer by the partition, the partition is equipped with intercommunicating pore, and intercommunicating pore lower end side, which is rotatably assorted, connects sealing plate, equipped with the torsional spring for controlling sealing sheet reset between sealing plate and partition, it is uniformly provided with one group of air vent in the cabinet body side, is equipped with air charging system in the cabinet body side.Advantages of the present invention: cooling inert gas is filled with into installation bin, when the air pressure in installation bin can overcome the torsion of torsional spring, air pressure compressing sealing plate rotation in installation bin, gas in installation bin is drained into exhaust storehouse, in exhaust process, the heat in installation bin is also discharged, achievees the purpose that cool, and the air pressure in installation bin is always more than ambient pressure, therefore ambient atmos cannot be introduced into installation bin.
Description
Technical field
The present invention relates to electrical explosion proof technical field more particularly to a kind of positive-pressure explosion-proof control cabinets.
Background technique
Explosion proof control case is suitable for various mechanical equipments, safe and reliable using explosion proof control case, in actual use,
Explosion proof control case is sealing, and the electrical component in explosion proof control case can ceaselessly distribute heat at work, over time
So that temperature is very high always in explosion proof control case, the service life of electrical component in explosion proof control case can be reduced in this way.
Summary of the invention
The purpose of the present invention is to solve disadvantages existing in the prior art, and a kind of positive-pressure explosion-proof control proposed
Cabinet.
To achieve the goals above, present invention employs following technical solutions:
A kind of positive-pressure explosion-proof control cabinet, including cabinet body, the cabinet body inside are fixedly connected with horizontally disposed partition, and the partition will
Cabinet body internal separation is the installation bin on upper layer and the exhaust storehouse of lower layer, and the partition is equipped with intercommunicating pore, intercommunicating pore lower end side
It is rotatably assorted and connects sealing plate, equipped with the torsional spring for controlling sealing sheet reset between sealing plate and partition, in the cabinet body
Side is uniformly provided with one group of air vent, and air vent is connected with the exhaust storehouse, is equipped with air charging system in the cabinet body side, fills
Device of air is connected by gas tube with the installation bin.
Preferably, the air charging system includes staving, and the bung hole of staving is arranged straight down, slides and matches in the staving
Connection piston plate is closed, spring is fixedly connected between the piston plate and the staving inside bottom, is set in the cabinet body side
There is mounting plate, the first cylinder is housed on the upside of mounting plate, the piston rod of the first cylinder is connected with the piston plate, the gas tube
It is connected in the bucket bottom of the staving with the staving, is equipped with air inlet pipe in the staving side.
Preferably, it is fixedly connected with bung at the bung hole of the staving, is equipped with centre bore at the center of the bung, described the
The piston rod of one cylinder is passed through out of the bung centre bore.
Preferably, it being equipped with rotation slot in the cabinet body side, the air vent is evenly distributed on rotation slot surrounding, and described turn
It is rotatably assorted in dynamic slot and connects rotation axis, described rotation axis one end is fixedly connected with rotor plate, and the rotor plate is equipped with one group and leads to
Hole, the through-hole are arranged in a one-to-one correspondence with the air vent.
Preferably, two blocks are symmetrical arranged on the outside of the cabinet body, block is for preventing rotation axis from falling off out of rotation slot.
Preferably, it is fixedly connected with round tube on the downside of the partition, the intercommunicating pore, sealing plate are arranged in the round tube.
Preferably, check valve is housed on the round tube.
Preferably, the gas tube is equipped with control valve.
The present invention has the advantages that a kind of positive-pressure explosion-proof control cabinet provided by the present invention passes through air charging system to installation bin
It is inside filled with cooling inert gas, the air pressure compressing when the air pressure in installation bin can overcome the torsion of torsional spring, in installation bin
Gas in installation bin is drained into exhaust storehouse, in exhaust process, the heat in installation bin is also discharged by sealing plate rotation,
Achieve the purpose that cool, and the air pressure in installation bin is always more than ambient pressure, therefore ambient atmos cannot be introduced into installation
In storehouse.
Detailed description of the invention
Fig. 1 is basic structure schematic diagram of the invention；
Fig. 2 is the basic structure schematic diagram of exhaust valve.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Embodiment 1
As depicted in figs. 1 and 2, a kind of positive-pressure explosion-proof control cabinet provided by the invention, including cabinet body (1), cabinet body (1) inside
It is fixedly connected horizontally disposed partition (2), the partition (2) is by the installation bin that cabinet body (1) internal separation is upper layer and lower layer
It is vented storehouse, the partition (2) is equipped with intercommunicating pore (21), and intercommunicating pore (21) lower end side, which is rotatably assorted, connects sealing plate (22),
Equipped with the torsional spring for controlling sealing plate (22) reset between sealing plate (22) and partition (2), partition (2) downside is fixed
Connecting circular tube (3), the intercommunicating pore (21), sealing plate (22) are arranged in the round tube (3).It is equipped on the round tube (3)
Check valve (31).
Four air vents (11) are uniformly provided in the cabinet body (1) side, air vent (11) is connected with the exhaust storehouse,
It is equipped with rotation slot in the cabinet body (1) side, four air vents (11) are evenly distributed on rotation slot surrounding, the rotation slot
It is inside rotatably assorted and connects rotation axis (41), described rotation axis (41) one end is fixedly connected rotor plate (4), on the rotor plate (4)
If there are four through-hole (42), the through-hole (42) is arranged in a one-to-one correspondence with the air vent (11).It is symmetrical arranged on the outside of cabinet body (1)
Two blocks, block is for preventing rotation axis (41) from falling off out of rotation slot.Block includes connecting plate 43, and connecting plate 43 is fixed to be connected
It connects in cabinet body (1) side, 43 side of connecting plate is fixedly connected with baffle 44, and the rotor plate (4) is arranged in the baffle 44 and cabinet
Between body (1).The second cylinder 45, the piston rod of the second cylinder 45 are hingedly fixed by the first hinged seat 452 in cabinet body (1) side
It is fixedly connected with the second hinged seat 451, is fixedly connected with connecting rod 46, connecting rod 46 and the second hinged seat 451 in rotor plate (4) side
It is hinged fixed.
It is equipped with air charging system in the cabinet body (1) side, air charging system includes staving (51), and the bung hole of staving (51) is vertical
It is down-set, it is fixedly connected at the bung hole of staving (51) bung (56), centre bore is equipped at the center of the bung (56), in institute
It states in staving (51) and is slidably connected piston plate (52), between the piston plate (52) and the staving (51) inside bottom
Spring (53) are fixedly connected with, mounting plate (54) is equipped in the cabinet body (1) side, the first cylinder is housed on the upside of mounting plate (54)
(55), the piston rod of the first cylinder (55) is passed through out of the bung (56) centre bore, the piston rod of the first cylinder (55) with
The piston plate (52) is connected, and the bucket bottom of the staving (51) is equipped with gas tube (6), and gas tube (6) is connected with installation bin
Logical, gas tube (6) is equipped with control valve (61), is equipped with air inlet pipe (511) in the staving (51) side.
When in use, air inlet pipe (511) is connected with cooling nitrogen cylinder group, and the first cylinder (55) pushes piston plate (52) will
Cooling nitrogen is filled in installation bin, the air pressure pressure when the air pressure in installation bin can overcome the torsion of torsional spring, in installation bin
Compel sealing plate 22 to rotate, the gas in installation bin is drained into exhaust storehouse, in exhaust process, the heat in installation bin is also arranged
Out, achieve the purpose that cool, and the air pressure in installation bin is always more than ambient pressure, therefore ambient atmos cannot be introduced into peace
In binning.After the completion of above-mentioned heat dissipation, rotor plate (4) are pushed by the second cylinder 45, so that through-hole (42) and the air vent
(11) it is overlapped, takes a breath to exhaust storehouse.
Claims (8)
1. a kind of positive-pressure explosion-proof control cabinet, including cabinet body (1), cabinet body (1) inside is fixedly connected with horizontally disposed partition
(2), it is characterised in that: the partition (2) by cabinet body (1) internal separation be upper layer installation bin and lower layer exhaust storehouse, it is described
Partition (2) is equipped with intercommunicating pore (21), and intercommunicating pore (21) lower end side, which is rotatably assorted, connects sealing plate (22), in sealing plate (22)
Equipped with the torsional spring for controlling sealing plate (22) reset between partition (2), one group is uniformly provided in the cabinet body (1) side and is changed
Stomata (11), air vent (11) are connected with the exhaust storehouse, are equipped with air charging system, air charging system in the cabinet body (1) side
It is connected by gas tube (6) with the installation bin.
2. a kind of positive-pressure explosion-proof control cabinet according to claim 1, it is characterised in that: the air charging system includes staving
(51), the bung hole of staving (51) is arranged straight down, piston plate (52) is slidably connected in the staving (51), described
Spring (53) are fixedly connected between piston plate (52) and the staving (51) inside bottom, are equipped with peace in the cabinet body (1) side
Loading board (54), mounting plate (54) upside are equipped with the first cylinder (55), the piston rod of the first cylinder (55) and the piston plate (52)
It is connected, the gas tube (6) is connected in the bucket bottom of the staving (51) with the staving (51), in the staving (51)
Side is equipped with air inlet pipe (511).
3. a kind of positive-pressure explosion-proof control cabinet according to claim 2, it is characterised in that: consolidate at the bung hole of the staving (51)
Surely bung (56) are connected, is equipped with centre bore at the center of the bung (56), the piston rod of first cylinder (55) is from described
It is passed through in the centre bore of bung (56).
4. a kind of positive-pressure explosion-proof control cabinet according to claim 1, it is characterised in that: be equipped in the cabinet body (1) side
Rotation slot, the air vent (11) are evenly distributed on rotation slot surrounding, are rotatably assorted in the rotation slot and connect rotation axis (41),
Described rotation axis (41) one end is fixedly connected rotor plate (4), and the rotor plate (4) is equipped with one group of through-hole (42), the through-hole
(42) it is arranged in a one-to-one correspondence with the air vent (11).
5. a kind of positive-pressure explosion-proof control cabinet according to claim 4, it is characterised in that: symmetrically set on the outside of the cabinet body (1)
Two blocks are set, block is for preventing rotation axis (41) from falling off out of rotation slot.
6. a kind of positive-pressure explosion-proof control cabinet according to claim 1, it is characterised in that: fixed on the downside of the partition (2) to connect
It connects round tube (3), the intercommunicating pore (21), sealing plate (22) are arranged in the round tube (3).
7. a kind of positive-pressure explosion-proof control cabinet according to claim 6, it is characterised in that: equipped with unidirectional on the round tube (3)
Valve (31).
8. a kind of positive-pressure explosion-proof control cabinet according to claim 1, it is characterised in that: the gas tube (6) is equipped with control
Valve (61) processed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910592420.6A CN110461120B (en) | 2019-07-03 | 2019-07-03 | Positive pressure explosion-proof control cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910592420.6A CN110461120B (en) | 2019-07-03 | 2019-07-03 | Positive pressure explosion-proof control cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110461120A true CN110461120A (en) | 2019-11-15 |
| CN110461120B CN110461120B (en) | 2020-12-15 |
Family
ID=68482005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910592420.6A Active CN110461120B (en) | 2019-07-03 | 2019-07-03 | Positive pressure explosion-proof control cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110461120B (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112366585A (en) * | 2020-11-28 | 2021-02-12 | 扬州德云电气设备集团有限公司 | Explosion-proof device of inflatable switch cabinet |
| CN112864847A (en) * | 2021-01-19 | 2021-05-28 | 邹静 | Power distribution cabinet with positive pressure protection function |
| CN113322862A (en) * | 2021-06-11 | 2021-08-31 | 二工防爆科技股份有限公司 | Explosion-proof barrier gate |
| CN113323469A (en) * | 2021-06-16 | 2021-08-31 | 二工防爆科技股份有限公司 | Explosion-proof parking system |
| CN113405599A (en) * | 2021-06-11 | 2021-09-17 | 二工防爆科技股份有限公司 | Explosion-proof hygrothermograph |
| CN113418549A (en) * | 2021-06-16 | 2021-09-21 | 二工防爆科技股份有限公司 | Explosion-proof detector |
| US20220141974A1 (en) * | 2019-06-03 | 2022-05-05 | Toshiba Mitsubishi-Electric Industrial Systems Corporation | Explosion-proof structure |
| CN117154573A (en) * | 2023-07-25 | 2023-12-01 | 扬州市华东动力机械有限公司 | High heat dissipation nature silence power station |
| CN117154573B (en) * | 2023-07-25 | 2024-05-17 | 扬州市华东动力机械有限公司 | High heat dissipation nature silence power station |
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| CN201461999U (en) * | 2009-07-14 | 2010-05-12 | 沈阳飞驰科技有限公司 | Exhaust valve used for a positive pressure explosion-proof cabinet |
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| CN109551405A (en) * | 2019-01-15 | 2019-04-02 | 蚌埠市鼎荣科技信息咨询有限公司 | A kind of plate glass absorption platform |
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2019
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Patent Citations (5)
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|---|---|---|---|---|
| JP2004099223A (en) * | 2002-09-09 | 2004-04-02 | Renesas Technology Corp | Product storage cabinet |
| CN201461999U (en) * | 2009-07-14 | 2010-05-12 | 沈阳飞驰科技有限公司 | Exhaust valve used for a positive pressure explosion-proof cabinet |
| CN108104515A (en) * | 2018-01-10 | 2018-06-01 | 二工防爆科技股份有限公司 | Positive voltage type anti-explosion room |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220141974A1 (en) * | 2019-06-03 | 2022-05-05 | Toshiba Mitsubishi-Electric Industrial Systems Corporation | Explosion-proof structure |
| US11910546B2 (en) * | 2019-06-03 | 2024-02-20 | Toshiba Mitsubishi-Electric Industrial Systems Corporation | Explosion-proof structure for electronic component |
| CN112366585A (en) * | 2020-11-28 | 2021-02-12 | 扬州德云电气设备集团有限公司 | Explosion-proof device of inflatable switch cabinet |
| CN112366585B (en) * | 2020-11-28 | 2022-06-14 | 扬州德云电气设备集团有限公司 | Explosion-proof device of inflatable switch cabinet |
| CN112864847A (en) * | 2021-01-19 | 2021-05-28 | 邹静 | Power distribution cabinet with positive pressure protection function |
| CN112864847B (en) * | 2021-01-19 | 2023-07-14 | 佛山市博鹏电气有限公司 | Power distribution cabinet with positive pressure protection function |
| CN113322862A (en) * | 2021-06-11 | 2021-08-31 | 二工防爆科技股份有限公司 | Explosion-proof barrier gate |
| CN113405599A (en) * | 2021-06-11 | 2021-09-17 | 二工防爆科技股份有限公司 | Explosion-proof hygrothermograph |
| CN113323469A (en) * | 2021-06-16 | 2021-08-31 | 二工防爆科技股份有限公司 | Explosion-proof parking system |
| CN113418549A (en) * | 2021-06-16 | 2021-09-21 | 二工防爆科技股份有限公司 | Explosion-proof detector |
| CN117154573A (en) * | 2023-07-25 | 2023-12-01 | 扬州市华东动力机械有限公司 | High heat dissipation nature silence power station |
| CN117154573B (en) * | 2023-07-25 | 2024-05-17 | 扬州市华东动力机械有限公司 | High heat dissipation nature silence power station |
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|---|---|
| CN110461120B (en) | 2020-12-15 |
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