CN205681718U - A kind of explosion proof control case - Google Patents
A kind of explosion proof control case Download PDFInfo
- Publication number
- CN205681718U CN205681718U CN201620560078.3U CN201620560078U CN205681718U CN 205681718 U CN205681718 U CN 205681718U CN 201620560078 U CN201620560078 U CN 201620560078U CN 205681718 U CN205681718 U CN 205681718U
- Authority
- CN
- China
- Prior art keywords
- deflector
- venting
- cabinet
- dust explosion
- control case
- 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.)
- Expired - Fee Related
Links
- 238000004880 explosion Methods 0.000 title claims abstract description 75
- 239000000428 dust Substances 0.000 claims abstract description 51
- 238000013022 venting Methods 0.000 claims abstract description 51
- 230000000694 effects Effects 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 5
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 claims description 3
- 230000001154 acute effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000005611 electricity Effects 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Switch Cases, Indication, And Locking (AREA)
Abstract
The utility model provides a kind of explosion proof control case, belongs to technical field of electric equipment.It solve the poor problem of existing switch board security.This explosion proof control case, including cabinet and deflector, the venting of dust explosion mouth of rectangle is offered on the sidewall of cabinet, deflector is rectangular, and the upper edge of deflector is hinged on the upper edge of venting of dust explosion mouth, it is respectively provided with gap between the dual-side edge of deflector and lower edge and venting of dust explosion mouth edge, and is fixed with venting of dust explosion piece between the dual-side edge and lower edge and venting of dust explosion mouth edge of deflector, between deflector and cabinet, be provided with the locating part that the maximum angle that can swing out deflector is defined.This explosion proof control case can carry out pressure release when cabinet internal gas pressure becomes big, prevents cabinet from exploding.
Description
Technical field
The utility model belongs to technical field of electric equipment, relates 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 overload, short circuit, open-phase protection etc.
Defencive function, it has compact conformation, working stability, multiple functional advantage.Switch board can control rule according to reality and touch greatly
It little is combined, both can realize that single cabinet automatically controls, it is also possible to realize that many cabinets pass through EPA or industrial field bus
Network forms Distributed Control System, and switch board adapts to the industrial automatic control occasion of all size scale, is widely used in
In the industries such as electric power, metallurgy, chemical industry, papermaking, environment protection sewage process.The usual closure designs of switch board, internal equipped with substantial amounts of electricity
Device parts, but if the electric component of inside occurs easily causing switch board cabinet to explode during the emergency situations such as short circuit, safety
Property is poor.
Content of the invention
The purpose of this utility model is 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, prevents cabinet from exploding.
The purpose of this utility model can be realized by following technical proposal: a kind of explosion proof control case, including cabinet and leading
Stream plate, it is characterised in that offering the venting of dust explosion mouth of rectangle on the sidewall of described cabinet, described deflector is rectangular, and deflector
Upper edge be hinged on the upper edge of venting of dust explosion mouth, the dual-side of described deflector along and lower edge and venting of dust explosion mouth edge between all have
Have a gap, and deflector dual-side along and lower edge and venting of dust explosion mouth edge between be fixed with venting of dust explosion piece, described deflector with
It is provided with the locating part that the maximum angle that can swing out deflector is defined between cabinet, and deflector swings out
Maximum angle is 30 °～60 °.
Venting of dust explosion piece is sheet metal, closes venting of dust explosion mouth together with deflector, and works as and occur in cabinet that air pressure becomes big suddenly
When, the air pressure in cabinet can impact deflector, thus tear venting of dust explosion piece, and after the tear of venting of dust explosion piece, 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 is gone out by footwear bag mouth, plays pressure release and makees
With, prevent blast, simultaneously because the effect chin spoiler at locating part is downward-sloping, the angle with vertical direction is sharp
Angle, therefore air-flow is capable of and is impacted downwards under the effect of deflector, 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, and one end of this gag lever post is connected in
On the medial surface of deflector, the other end has discoid limited block, and described cabinet madial wall is fixed with above venting of dust explosion mouth
Stop collar, above-mentioned gag lever post upward sliding passes through stop collar, and the external diameter of described limited block is more than the internal diameter of stop collar.Work as deflector
When swinging laterally, gag lever post can slide in stop collar, until limited block leans with stop collar.
In above-mentioned explosion proof control case, when described deflector flushes with cabinet sidewall, limited block is resisted against inside cabinet
On wall, when limited block and stop collar lean, the angle between deflector and cabinet sidewall is 45 °.Deflector and cabinet sidewall
Between angle too small when venting of dust explosion mouth opening degree not enough, cause pressure release efficiency low, and be easily caused air-flow when this angle is excessive
Side knock.
In above-mentioned explosion proof control case, described gag lever post being also arranged with reset tension spring, one end of this reset tension spring is solid
Being connected on deflector medial surface, the other end is connected on stop collar, and the effect lower position block at reset tension spring has and is resisted against cabinet
Trend on internal sidewall.After cabinet pressure release finishes, deflector can reset swing under the effect of reset tension spring, thus to the greatest extent
Possible blocks venting of dust explosion mouth, it is to avoid foreign matter enters in cabinet.
In above-mentioned explosion proof control case, described cabinet lateral wall is also fixed with the opening-like flame-out casing in upper end,
Being provided with flame-out material in described flame-out casing, this flame-out casing is positioned at the lower section of venting of dust explosion mouth, and leads when deflector swings out
The downside of stream plate is relative with the port of flame-out casing.Flame-out material can be silt, water etc., the gas flow temperature that venting of dust explosion mouth is gone out
High and possible with spark, flame-out case can absorb air-flow and spark, improves security.
In above-mentioned explosion proof control case, described venting of dust explosion piece offers tearing port along its length.Tearing port is strip
The impression of shape, plays reduction effect, and beneficially air-flow quickly tears venting of dust explosion piece.
Compared with prior art, this explosion proof control case has the advantage that
1st, owing to occurring in cabinet that air pressure becomes big suddenly, when, the air pressure in cabinet can impact deflector, thus tear is let out
Quick-fried, after the tear of venting of dust explosion piece, deflector can swing out, until deflector is limited by locating part, i.e. venting of dust explosion mouth is opened, and makes
The air-flow obtaining in cabinet is gone out by footwear bag mouth, plays pressure release effect, prevents blast.
2nd, owing to the effect chin spoiler at locating part is downward-sloping, the angle with vertical direction is acute angle, therefore air-flow
Impact downwards under the effect being capable of deflector, it is to avoid air-flow side knock and periphery object is damaged.
Brief description
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, the 1st, cabinet；11st, venting of dust explosion mouth；12nd, stop collar；2nd, deflector；3rd, venting of dust explosion piece；31st, tearing port；4th, gag lever post；
41st, limited block；5th, reset tension spring；6th, stop working casing.
Detailed description of the invention
The following is specific embodiment of the utility model and combine accompanying drawing, the technical solution of the utility model is made further
Description, but the utility model 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, the sidewall of cabinet 1 offers square
The venting of dust explosion mouth 11 of shape, deflector 2 is rectangular, and the upper edge of deflector 2 is hinged on the upper edge of venting of dust explosion mouth 11, deflector 2
Dual-side along and lower edge and venting of dust explosion mouth 11 edge between be respectively provided with gap, and deflector 2 dual-side along and lower edge with
It is fixed with venting of dust explosion piece 3 between venting of dust explosion mouth 11 edge, be provided with between deflector 2 and cabinet 1 and deflector 2 can be swung out
The locating part that wide-angle is defined, and the maximum angle that deflector 2 swings out is 30 °～60 °.Venting of dust explosion piece 3 is metal foil
Venting of dust explosion mouth 11 is closed together with deflector 2 by piece, and the air pressure energy when occurring that air pressure becomes big suddenly in cabinet 1, in cabinet 1
Enough impact deflectors 2, thus tear venting of dust explosion piece 3, after venting of dust explosion piece 3 tear, deflector 2 can swing out, until locating part will be led
Stream plate 2 limits, i.e. venting of dust explosion mouth 11 is opened so that the air-flow in cabinet 1 is gone out by footwear bag mouth, plays pressure release effect, prevents from sending out
Raw blast, simultaneously because the effect chin spoiler 2 at locating part is downward-sloping, the angle with vertical direction is acute angle, therefore gas
Stream can impact downwards under the effect of deflector 2, it is to avoid air-flow side knock and periphery object is damaged.
Locating part includes the gag lever post 4 of arc, and one end of this gag lever post 4 is connected on the medial surface of deflector 2, the other end
Having discoid limited block 41, cabinet 1 madial wall is fixed with stop collar 12 above venting of dust explosion mouth 11, and gag lever post 4 slides up
Dynamic through stop collar 12, the external diameter of limited block 41 is more than the internal diameter of stop collar 12, the gag lever post 4 when deflector 2 swings laterally
Can slide in stop collar 12, until limited block 41 leans with stop collar 12.When deflector 2 flushes with cabinet 1 sidewall
Limited block 41 is resisted against on cabinet 1 madial wall, when limited block 41 leans with stop collar 12 deflector 2 and cabinet 1 sidewall it
Between angle be 45 °, when the angle between deflector 2 and cabinet 1 sidewall is too small, venting of dust explosion mouth 11 opening degree is not enough, causes pressure release
Efficiency is low, and is easily caused air-flow side knock when this angle is excessive.Also being arranged with reset tension spring 5 on gag lever post 4, this reset is drawn
One end of spring 5 is connected on deflector 2 medial surface, and the other end is connected on stop collar 12, in the effect lower limit of reset tension spring 5
Block 41 has the trend being resisted against on cabinet 1 madial wall, and after cabinet 1 pressure release finishes, deflector 2 can be at the work of reset tension spring 5
Swing with lower reset, thus as far as possible venting of dust explosion mouth 11 is blocked, it is to avoid foreign matter enters in cabinet 1.On cabinet 1 lateral wall also solid
Being connected with the opening-like flame-out casing 6 in upper end, being provided with flame-out material in 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 is relative with the port of flame-out casing 6 when deflector 2 swings out, flame-out material can be
Silt, water etc., the gas flow temperature that venting of dust explosion mouth 11 is gone out is high and possible with spark, and flame-out case can absorb air-flow and spark, carry
High security.Offer tearing port 31, the impression that tearing port 31 is strip on venting of dust explosion piece 3 along its length, play reduction effect
Really, beneficially air-flow quickly tears venting of dust explosion piece 3.
Claims (6)
1. an explosion proof control case, including cabinet (1) and deflector (2), it is characterised in that open on the sidewall of described cabinet (1)
Being provided with 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) edge between be respectively provided with gap, and leading
The dual-side of stream plate (2) along and lower edge and venting of dust explosion mouth (11) edge between be fixed with venting of dust explosion piece (3), described deflector (2) and
It is provided with the locating part that the maximum angle that can swing out deflector (2) is defined, and deflector (2) between cabinet (1)
The maximum angle swinging out is 30 °～60 °.
2. explosion proof control case according to claim 1, it is characterised in that described locating part includes the gag lever post (4) of arc,
One end of this gag lever post (4) is connected on the medial surface of deflector (2), and the other end has discoid limited block (41), described
Cabinet (1) madial wall is fixed with stop collar (12) in the top of venting of dust explosion mouth (11), and above-mentioned gag lever post (4) upward sliding passes through spacing
Set (12), the external diameter of described limited block (41) is more than the internal diameter of stop collar (12).
3. explosion proof control case according to claim 2, it is characterised in that when described deflector (2) is neat with cabinet (1) sidewall
Limited block (41) is resisted against on cabinet (1) madial wall at ordinary times, the deflector (2) when limited block (41) leans with stop collar (12)
And the angle between cabinet (1) sidewall is 45 °.
4. explosion proof control case according to claim 3, it is characterised in that be also arranged with reset on described gag lever post (4) and draw
Spring (5), one end of this reset tension spring (5) is connected on deflector (2) medial surface, and the other end is connected on stop collar (12),
The effect lower position block (41) of reset tension spring (5) has the trend being resisted against on cabinet (1) madial wall.
5. the explosion proof control case according to claim 3 or 4, it is characterised in that be also fixed with on described cabinet (1) lateral wall
The opening-like flame-out casing (6) in upper end, is provided with flame-out material in described flame-out casing (6), and this flame-out casing (6) is positioned at venting of dust explosion
The lower section of mouth (11), and the downside of deflector (2) is relative with the port of flame-out casing (6) when deflector (2) swings out.
6. explosion proof control case according to claim 5, it is characterised in that offer along its length on described venting of dust explosion piece (3)
There is tearing port (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620560078.3U CN205681718U (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 |
|---|---|---|---|
| CN201620560078.3U CN205681718U (en) | 2016-06-12 | 2016-06-12 | A kind of explosion proof control case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205681718U true CN205681718U (en) | 2016-11-09 |
Family
ID=57434790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620560078.3U Expired - Fee Related CN205681718U (en) | 2016-06-12 | 2016-06-12 | A kind of explosion proof control case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205681718U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105848439A (en) * | 2016-06-12 | 2016-08-10 | 刘高志 | Explosion-proof control cabinet |
| CN109008370A (en) * | 2018-09-12 | 2018-12-18 | 董慧清 | A kind of explosion-proof support holder structure |
| 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 |
-
2016
- 2016-06-12 CN CN201620560078.3U patent/CN205681718U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105848439A (en) * | 2016-06-12 | 2016-08-10 | 刘高志 | Explosion-proof control cabinet |
| CN105848439B (en) * | 2016-06-12 | 2019-03-19 | 庄立 | A kind of explosion proof control case |
| CN109008370A (en) * | 2018-09-12 | 2018-12-18 | 董慧清 | A kind of explosion-proof support holder structure |
| 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 |
| EP4072253A4 (en) * | 2019-12-23 | 2023-01-25 | Huawei Digital Power Technologies Co., Ltd. | HOUSING FOR AN ELECTRONIC DEVICE AND ELECTRONIC DEVICE |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161109 Termination date: 20170612 |