CN105848439A - Explosion-proof control cabinet - Google Patents
Explosion-proof control cabinet Download PDFInfo
- Publication number
- CN105848439A CN105848439A CN201610409346.6A CN201610409346A CN105848439A CN 105848439 A CN105848439 A CN 105848439A CN 201610409346 A CN201610409346 A CN 201610409346A CN 105848439 A CN105848439 A CN 105848439A
- Authority
- CN
- China
- Prior art keywords
- deflector
- cabinet
- venting
- explosion
- proof control
- 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
- 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
- H05K5/0217—Mechanical details of casings
Abstract
The invention provides an explosion-proof control cabinet, and belongs to the technical field of electrical equipment. The problem that the control cabinet is poor in security is solved. The explosion-proof control cabinet comprises a cabinet body and a guide plate, wherein a rectangular explosion vent is formed in the side wall of the cabinet body, wherein the guide plate is rectangular in shape, the upper edge of the guide plate is hinged to the upper edge of the explosion vent, a gap is formed between each of two side edges and the lower edge of the guide plate and the edge of the explosion vent, and an explosion venting plate is fixedly connected between each of two side edges and the lower edge of the guide plate and the edge of the explosion vent, and a limit stop capable of limiting the maximal outward swinging angle of the guide plate is arranged between the guide plate and the cabinet body. The explosion-proof control cabinet can release pressure when the air pressure in the cabinet body is increased, thus preventing the cabinet body from exploding.
Description
Technical field
The invention belongs to technical field of electric equipment, relate to a kind of explosion proof control case.
Background technology
Switch board refers to it is the regulator cubicle of a kind of control realizing motor, switch, has
The defencive functions such as load, short circuit, open-phase protection, it have compact conformation, working stability,
Multiple functional advantage.Switch board can be touched size according to reality control rule and be combined,
Both can realize single cabinet to automatically control, it is also possible to realize many cabinets by EPA or work
Industry fieldbus networks composition Distributed Control System, switch board adapts to all size scale
Industrial automatic control occasion, be widely used in electric power, metallurgy, chemical industry, papermaking,
In the industries such as environment protection sewage process.The usual closure designs of switch board, internal equipped with substantial amounts of
Electric component, but if inside electric component occur short circuit etc. emergency situations time easy
Causing the blast of switch board cabinet, safety is poor.
Summary of the invention
It is an object of the invention to there are the problems referred to above for existing technology, it is proposed that a kind of
Explosion proof control case, this explosion proof control case can carry out pressure release when cabinet internal gas pressure becomes big,
Prevent cabinet from exploding.
The purpose of the present invention can be realized by following technical proposal: a kind of explosion proof control case,
Including cabinet and deflector, it is characterised in that offer rectangle on the sidewall of described cabinet
Venting of dust explosion mouth, described deflector is rectangular, and the upper edge of deflector is hinged on venting of dust explosion mouth
Upper edge, the dual-side of described deflector along and lower edge and venting of dust explosion mouth edge between all
There is gap, and solid between dual-side edge and lower edge and the venting of dust explosion mouth edge of deflector
It is connected with venting of dust explosion sheet, is provided with between described deflector and cabinet and deflector can be swung out
The locating part that is defined of maximum angle, and the maximum angle that deflector swings out is
30 °～60 °.
Venting of dust explosion sheet is foil, is closed by venting of dust explosion mouth, and work as cabinet together with deflector
Inside occurring when air pressure becomes big suddenly, the air pressure in cabinet can impact deflector, thus tears
Splitting venting of dust explosion sheet, after the tear of venting of dust explosion sheet, deflector can swing out, until locating part will be led
Stream plate limits, i.e. venting of dust explosion mouth is opened so that the air-flow in cabinet is gone out by footwear bag mouth,
Play pressure release effect, prevent blast, simultaneously because water conservancy diversion under the effect of locating part
Plate is downward-sloping, be acute angle with the angle of vertical direction, and therefore air-flow can deflector
The lower impact downwards of effect, it is to avoid air-flow side knock and periphery object is damaged.
In above-mentioned explosion proof control case, described locating part includes the gag lever post of arc, should
One end of gag lever post is connected on the medial surface of deflector, and the other end has discoid limit
Position block, described cabinet medial wall is fixed with stop collar above venting of dust explosion mouth, above-mentioned spacing
Bar upward sliding passes stop collar, and the external diameter of described limited block is more than the internal diameter of stop collar.
When deflector swings laterally, gag lever post can slide in stop collar, until limited block
Lean with stop collar.
In above-mentioned explosion proof control case, when described deflector flushes the time limit with cabinet sidewall
Position block is resisted against on cabinet medial wall, when limited block and stop collar lean deflector with
Angle between cabinet sidewall is 45 °.Angle between deflector and cabinet sidewall is too small
Time venting of dust explosion mouth opening degree not enough, cause pressure release efficiency low, and easy when this angle is excessive
Cause air-flow side knock.
In above-mentioned explosion proof control case, described gag lever post is also arranged with reset tension spring,
One end of this reset tension spring is connected on deflector medial surface, and the other end is connected in stop collar
On, the effect lower position block at reset tension spring has the trend being resisted against on cabinet medial wall.
After cabinet pressure release, deflector can reset swing under the effect of reset tension spring, from
And as far as possible venting of dust explosion mouth is blocked, it is to avoid foreign body enters in cabinet.
In above-mentioned explosion proof control case, described cabinet lateral wall is also fixed with upper end in
Ringent flame-out casing, is provided with flame-out material in described flame-out casing, this flame-out casing
Be positioned at the lower section of venting of dust explosion mouth, and when deflector swings out the downside of deflector with put out
The port of fire-box body is relative.Flame-out material can be silt, water etc., and venting of dust explosion mouth is gone out
Gas flow temperature height also may be with spark, and flame-out case can absorb air-flow and spark, improves
Safety.
In above-mentioned explosion proof control case, described venting of dust explosion sheet offers along its length and tears
Breach.Tearing port is the impression of strip, plays reduction effect, beneficially air-flow quick
Tear venting of dust explosion sheet.
Compared with prior art, this explosion proof control case has the advantage that
1, owing to occurring in cabinet that air pressure becomes big suddenly, time, the air pressure in cabinet can impact
Deflector, thus tear venting of dust explosion sheet, after the tear of venting of dust explosion sheet, deflector can swing out,
Until deflector is limited by locating part, i.e. venting of dust explosion mouth is opened so that the air-flow in cabinet
Gone out by footwear bag mouth, play pressure release effect, prevent blast.
2, downward-sloping due to the effect chin spoiler at locating part, with the folder of vertical direction
Angle is acute angle, and therefore air-flow can impact downwards under the effect of deflector, it is to avoid air-flow is horizontal
To impact, periphery object is damaged.
Accompanying drawing explanation
Fig. 1 is the structure sectional view of this explosion proof control case.
Fig. 2 is the structural side view of this explosion proof control case.
In figure, 1, cabinet；11, venting of dust explosion mouth；12, stop collar；2, deflector；3、
Venting of dust explosion sheet；31, tearing port；4, gag lever post；41, limited block；5, reset tension spring；6、
Flame-out casing.
Detailed description of the invention
The following is the specific embodiment of the present invention and combine accompanying drawing, the technical side to the present invention
Case is further described, but the present invention is not limited to these embodiments.
As shown in Figure 1 and Figure 2, a kind of explosion proof control case, including cabinet 1 and deflector 2,
Offering the venting of dust explosion mouth 11 of rectangle on the sidewall of cabinet 1, deflector 2 is rectangular, and leads
The upper edge of stream plate 2 is hinged on the upper edge of venting of dust explosion mouth 11, the dual-side edge of deflector 2
And be respectively provided with gap between lower edge and venting of dust explosion mouth 11 edge, and in the both sides of deflector 2
Be fixed with venting of dust explosion sheet 3 between edge and lower edge and venting of dust explosion mouth 11 edge, deflector 2 with
It is provided with between cabinet 1 and the maximum angle that deflector 2 swings out can be defined
Locating part, and the maximum angle that deflector 2 swings out is 30 °～60 °.Venting of dust explosion sheet
3 is foil, is closed by venting of dust explosion mouth 11 together with deflector 2, and when in cabinet 1
Occur that when air pressure becomes big suddenly, the air pressure in cabinet 1 can impact deflector 2, thus
Tear venting of dust explosion sheet 3, after venting of dust explosion sheet 3 tear, deflector 2 can swing out, until limit
Deflector 2 is limited by position part, i.e. venting of dust explosion mouth 11 is opened so that the air-flow in cabinet 1
Gone out by footwear bag mouth, play pressure release effect, prevent blast, simultaneously because spacing
The effect chin spoiler 2 of part is downward-sloping, is acute angle with the angle of vertical direction, therefore
Air-flow can impact downwards under the effect of deflector 2, it is to avoid air-flow side knock and to week
Limit object damages.
Locating part includes the gag lever post 4 of arc, and one end of this gag lever post 4 is connected in water conservancy diversion
On the medial surface of plate 2, the other end has discoid limited block 41, cabinet 1 medial wall
Being fixed with stop collar 12 above venting of dust explosion mouth 11, gag lever post 4 upward sliding is through limit
Position set 12, the external diameter of limited block 41 more than the internal diameter of stop collar 12, when deflector 2 to
Outer side oscillation time limit position bar 4 can slide in stop collar 12, until limited block 41 with
Stop collar 12 leans.When deflector 2 flushes with cabinet 1 sidewall, limited block 41 supports
Lean against on cabinet 1 medial wall, the deflector when limited block 41 leans with stop collar 12
Angle between 2 and cabinet 1 sidewall is 45 °, between deflector 2 and cabinet 1 sidewall
Angle too small time venting of dust explosion mouth 11 opening degree not enough, cause pressure release efficiency low, and this angle
Air-flow side knock it is easily caused when spending big.Reset tension spring also it is arranged with on gag lever post 4
5, one end of this reset tension spring 5 is connected on deflector 2 medial surface, and the other end is connected in
On stop collar 12, the effect lower position block 41 at reset tension spring 5 has and is resisted against cabinet
Trend on 1 medial wall, after cabinet 1 pressure release, deflector 2 can draw in reset
Reset under the effect of spring 5 swing, thus is blocked by venting of dust explosion mouth 11 as far as possible, it is to avoid different
Thing enters in cabinet 1.Opening-like the stopping working in upper end also it is fixed with on cabinet 1 lateral wall
Casing 6, is provided with flame-out material in flame-out casing 6, and this flame-out casing 6 is positioned at venting of dust explosion mouth
The lower section of 11, and the downside of deflector 2 and flame-out case when deflector 2 swings out
The port of body 6 is relative, and flame-out material can be silt, water etc., and venting of dust explosion mouth 11 is gone out
Gas flow temperature height also may be with spark, and flame-out case can absorb air-flow and spark, improves
Safety.Offering tearing port 31 on venting of dust explosion sheet 3 along its length, tearing port 31 is
The impression of strip, plays reduction effect, beneficially air-flow and quickly tears venting of dust explosion sheet 3.
Claims (6)
1. an explosion proof control case, including cabinet (1) and deflector (2), its feature
It is, the sidewall of described cabinet (1) offers the venting of dust explosion mouth (11) of rectangle, described
Deflector (2) is rectangular, and the upper edge of deflector (2) is hinged on venting of dust explosion mouth (11)
Upper edge, the dual-side of described deflector (2) along and lower edge and venting of dust explosion mouth (11)
Be respectively provided with gap between edge, and deflector (2) dual-side along and lower edge with let out
Venting of dust explosion sheet (3), described deflector (2) and cabinet it is fixed with between seam broken (11) edge
(1) it is provided with the maximum angle that can deflector (2) be swung out between to be defined
Locating part, and the maximum angle that deflector (2) swings out is 30 °～60 °.
Explosion proof control case the most according to claim 1, it is characterised in that described limit
Position part includes the gag lever post (4) of arc, and one end of this gag lever post (4) is connected in deflector
(2), on medial surface, the other end has discoid limited block (41), described cabinet
(1) medial wall is fixed with stop collar (12), above-mentioned limit in the top of venting of dust explosion mouth (11)
Position bar (4) upward sliding is through stop collar (12), the external diameter of described limited block (41)
Internal diameter more than stop collar (12).
Explosion proof control case the most according to claim 2, it is characterised in that when described
When deflector (2) flushes with cabinet (1) sidewall, limited block (41) is resisted against cabinet (1)
On medial wall, the deflector (2) when limited block (41) leans with stop collar (12)
And the angle between cabinet (1) sidewall is 45 °.
Explosion proof control case the most according to claim 3, it is characterised in that described limit
Also being arranged with reset tension spring (5) on position bar (4), one end of this reset tension spring (5) is solid
Being connected on deflector (2) medial surface, the other end is connected on stop collar (12), multiple
The effect lower position block (41) of position extension spring (5) has and is resisted against cabinet (1) medial wall
On trend.
5. according to the explosion proof control case described in claim 3 or 4, it is characterised in that institute
State and on cabinet (1) lateral wall, be also fixed with the flame-out casing (6) that upper end is opening-like, institute
Being provided with flame-out material in stating flame-out casing (6), this flame-out casing (6) is positioned at venting of dust explosion mouth
(11) lower section, and the downside of deflector (2) when deflector (2) swings out
Face is relative with the port of flame-out casing (6).
Explosion proof control case the most according to claim 5, it is characterised in that described in let out
Tearing port (31) is offered along its length on quick-fried (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610409346.6A CN105848439B (en) | 2016-06-12 | 2016-06-12 | A kind of explosion proof control case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610409346.6A CN105848439B (en) | 2016-06-12 | 2016-06-12 | A kind of explosion proof control case |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105848439A true CN105848439A (en) | 2016-08-10 |
| CN105848439B CN105848439B (en) | 2019-03-19 |
Family
ID=56576727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610409346.6A Active CN105848439B (en) | 2016-06-12 | 2016-06-12 | A kind of explosion proof control case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105848439B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110809382A (en) * | 2019-12-13 | 2020-02-18 | 高海秀 | Explosion-proof electrical cabinet |
| WO2021129684A1 (en) * | 2019-12-23 | 2021-07-01 | 华为技术有限公司 | Housing for electronic apparatus and electronic apparatus |
| CN113940147A (en) * | 2019-05-17 | 2022-01-14 | R.施塔尔开关设备有限责任公司 | Combined system for manufacturing shell |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201868774U (en) * | 2010-11-18 | 2011-06-15 | 华仪电气股份有限公司 | Self-resetting turnover plate type pressure relief device |
| CN102231487A (en) * | 2011-04-15 | 2011-11-02 | 山东爱普电气设备有限公司 | Pressure-relief and antibump apparatus of low-voltage draw-out switch cabinet |
| CN104283132A (en) * | 2013-07-02 | 2015-01-14 | 艾默生网络能源有限公司 | Explosion-proof electrical cabinet |
| CN205681718U (en) * | 2016-06-12 | 2016-11-09 | 刘高志 | A kind of explosion proof control case |
-
2016
- 2016-06-12 CN CN201610409346.6A patent/CN105848439B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201868774U (en) * | 2010-11-18 | 2011-06-15 | 华仪电气股份有限公司 | Self-resetting turnover plate type pressure relief device |
| CN102231487A (en) * | 2011-04-15 | 2011-11-02 | 山东爱普电气设备有限公司 | Pressure-relief and antibump apparatus of low-voltage draw-out switch cabinet |
| CN104283132A (en) * | 2013-07-02 | 2015-01-14 | 艾默生网络能源有限公司 | Explosion-proof electrical cabinet |
| CN205681718U (en) * | 2016-06-12 | 2016-11-09 | 刘高志 | A kind of explosion proof control case |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113940147A (en) * | 2019-05-17 | 2022-01-14 | R.施塔尔开关设备有限责任公司 | Combined system for manufacturing shell |
| CN110809382A (en) * | 2019-12-13 | 2020-02-18 | 高海秀 | Explosion-proof electrical cabinet |
| WO2021129684A1 (en) * | 2019-12-23 | 2021-07-01 | 华为技术有限公司 | Housing for electronic apparatus and electronic apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105848439B (en) | 2019-03-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20190220 Address after: 318001 Donghai Road, Jiaojiang District, Taizhou, Zhejiang Province, No. 2 Applicant after: Zhuang Li Address before: 311819 spring village, Zhao Jia town, Zhuji City, Shaoxing, Zhejiang Applicant before: Liu Gaozhi |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210712 Address after: 102200 423, 4 / F, block a, Xinhua future city building, 175 Litang Road, Changping District, Beijing Patentee after: Li Qiannan Address before: 318001 Donghai Road, Jiaojiang District, Taizhou, Zhejiang Province, No. 2 Patentee before: Zhuang Li |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211210 Address after: 271000 Eastern New District, Taishan District, Shandong, Tai'an Patentee after: SHANDONG TAIKAI POWER SWITCHGEAR Co.,Ltd. Address before: 102200 423, 4 / F, block a, Xinhua future city building, 175 Litang Road, Changping District, Beijing Patentee before: Li Qiannan |
|
| TR01 | Transfer of patent right |