CN206626229U - A kind of unidirectional flame proof valve open in usual - Google Patents
A kind of unidirectional flame proof valve open in usual Download PDFInfo
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- CN206626229U CN206626229U CN201720262373.5U CN201720262373U CN206626229U CN 206626229 U CN206626229 U CN 206626229U CN 201720262373 U CN201720262373 U CN 201720262373U CN 206626229 U CN206626229 U CN 206626229U
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- flap
- flame proof
- proof valve
- usual
- valve open
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Abstract
The utility model discloses a kind of unidirectional flame proof valve open in usual, it is characterised in that：Including valve body, flap, magnet, deflector, pipe flange, the deflector is connected on the flap, the pipe flange includes pipe flange inclined-plane, and the flap is under normal conditions by magnet effect together with magnet adsorption, and the remote pipe flange inclined-plane, when explosion happens, the flap is promoted deflector and flap so that flap is bonded with the pipe flange inclined-plane by explosion wave percussion, mechanical seal is formed, the unidirectional flame proof valve is closed.Unidirectional flame proof valve open in usual described in the utility model can separate shock wave caused by blast and flame and be propagated by pipeline toward the upstream of cleaner, prevent the safety of subsequent explosion, protection staff and equipment.
Description
Technical field
It the utility model is related to the field of explosion of dust conveying, more particularly to a kind of unidirectional flame proof valve open in usual.
Background technology
The course of conveying of dust caused by Large-scale Manufacturing factory building, building interior, particularly dust can produce potential safety hazard,
China causes great casualties and property loss there occurs great dust explosion accident several times, with national economy
Development, dust explosion protection be increasingly taken seriously, arise at the historic moment some cleaners.But existing most of cleaner
On dust inlet pipeline in the transmission temporarily without blast isolating device, once dust produce blast, will be unable to separate blast impulse
Ripple and flame transmission.
Therefore, it is necessary to which a kind of shock wave caused by blast and flame of can separating is passed by pipeline toward the upstream of cleaner
The technology broadcast, so as to prevent the safety of subsequent explosion, protection staff and equipment.
Utility model content
The purpose of the utility model is：Overcome the shortcomings of the prior art, solve dust present in prior art and produce
Blast, the problems such as will be unable to separate explosion wave and flame transmission, there is provided a kind of unidirectional flame proof valve open in usual can separate
Shock wave caused by blast and flame are propagated by pipeline toward the upstream of cleaner, prevent subsequent explosion, protection staff
It is open in usual smaller to crushing caused by pipeline compared with the unidirectional flame proof valve of normally closed type with the safety of equipment.
The technical solution of the utility model is：A kind of unidirectional flame proof valve open in usual, it is characterised in that：Including valve body, flap,
Magnet, deflector, pipe flange, the deflector are connected on the flap, the pipe flange includes pipe flange inclined-plane, the flap
Under normal conditions by magnet effect together with magnet adsorption, and away from the pipe flange inclined-plane, when explosion happens, the valve
Valve is promoted deflector and flap by explosion wave percussion so that flap is bonded with the pipe flange inclined-plane, forms machine
Tool is sealed, and the unidirectional flame proof valve is closed.
Preferably, the unidirectional flame proof valve open in usual also includes one-way damper, the one-way damper prevention flap by
Suction function is thrown open, in order to avoid produce subsequent explosion.
Preferably, the unidirectional flame proof valve open in usual includes bearing, and the bearing is connected with the one-way damper.
Preferably, the unidirectional flame proof valve open in usual also includes magnet mounting bracket, and the magnet mounting bracket limitation flap is opened
The angle opened is 20 ° -30 °.
Preferably, the unidirectional flame proof valve open in usual includes flap support, axle, and the flap support can support the valve
Valve, flap and the flap support do pivotable movement around the axle.
Preferably, the flap support 5 is made up of light aluminum alloy material.
Preferably, the material of the flap is stainless steel 304 SS, and the material of the axle is carbon steel Q235 or stainless steel
304SS；The material of the deflector is carbon steel Q235 or stainless steel 304 SS；The material of the pipe flange is for carbon steel Q235 or not
Become rusty steel 304SS.
Preferably, unidirectional flame proof valve open in usual also includes bonnet, and the material of the bonnet is carbon steel Q235 or stainless steel
304SS。
The advantages of the utility model：
1st, unidirectional flame proof valve open in usual described in the utility model can separate shock wave and flame caused by blast and pass through
Pipeline is propagated toward the upstream of cleaner, prevents the safety of subsequent explosion, protection staff and equipment.
2nd, the flap of unidirectional flame proof valve open in usual described in the utility model is constantly in opening, and is fixed on most
Big unlatching Angle Position, compared with unidirectional flame proof valve open in usual, effectively reduce the crushing of pipe-line system.
3rd, unidirectional flame proof valve open in usual described in the utility model can be used in dust transmission pipeline installing before cleaner,
Upstream is traveled to when cleaner generation explosion time can separate explosion wave, blast is influenceed into control in certain scope
It is interior, it is effectively protected the safety of personnel and upstream equipment.
4th, for the flap of unidirectional flame proof valve open in usual described in the utility model in normal work, flap is normally-open, no
Meeting is affected by gravity and reduces aperture or closing, in normal work, effectively reduces the crushing of pipeline.
5th, the flap support 5 is made up of light aluminum alloy material.Flap can be caused to be influenceed to reduce by blower fan, reduced
The crushing of pipeline.
Brief description of the drawings
Below in conjunction with the accompanying drawings and embodiment is further described to the utility model：
Fig. 1 is the exploded perspective view of unidirectional flame proof valve open in usual described in the utility model.
Fig. 2 is the top view illustration of unidirectional flame proof valve open in usual described in the utility model.
Fig. 3 is the A-A sectional views of unidirectional flame proof valve open in usual described in the utility model.
Fig. 4 is the stereogram schematic diagram of unidirectional flame proof valve open in usual described in the utility model.
Fig. 5 is the sectional view schematic diagram of unidirectional flame proof valve open in usual described in the utility model.
View when Fig. 6 is unidirectional flame proof valve normal condition open in usual described in the utility model and used.
Fig. 7 is the view of unidirectional flame proof valve explosion time open in usual described in the utility model.
Wherein：1st, bonnet 2, magnet mounting bracket 3, magnet 4, bearing 5, flap support 6, flap 7, axle 8, valve body
9th, pipe flange 10, deflector 11, one-way damper
Embodiment
Below in conjunction with the accompanying drawings and technical solutions of the utility model are described in detail preferred embodiment.
As shown in Fig. 1 to Fig. 7, the utility model discloses a kind of unidirectional flame proof valve open in usual, it include valve body 8, flap 6,
Magnet 3, deflector 10, pipe flange 9, the deflector 10 is connected on the flap 6, the pipe flange 9 includes pipe flange inclined-plane,
The flap 6 is acted on by magnet 3 being attached together with magnet 3 under normal conditions, and away from the pipe flange inclined-plane, when blast is sent out
When raw, the flap 6 is promoted deflector 10 and flap 6 by explosion wave percussion so that flap 6 and the tube method
Blue inclined-plane fitting, forms mechanical seal, and the unidirectional flame proof valve is closed.Unidirectional flame proof valve open in usual described in the utility model can
Propagated with shock wave and flame caused by cut-off blast by pipeline toward the upstream of cleaner, prevent subsequent explosion, protect
Shield personnel and the safety of equipment.The flap of unidirectional flame proof valve open in usual described in the utility model is constantly in opening, and
And the unlatching Angle Position of maximum is fixed on, compared with unidirectional flame proof valve open in usual, effectively reduce the crushing of pipe-line system.
Unidirectional flame proof valve open in usual described in the utility model can be used in dust transmission pipeline installing before cleaner, work as cleaner
Generation explosion time can separate explosion wave and travel to upstream, and blast is influenceed into control in certain scope, effective to protect
Shield personnel and the safety of upstream equipment.
Preferably, the unidirectional flame proof valve open in usual also includes one-way damper 11, and the one-way damper 11 prevents valve
Valve 6 is thrown open by suction function, in order to avoid produce subsequent explosion.Unidirectional flame proof valve open in usual described in this patent is equipped with unidirectional resistance
Buddhist nun's device 11, flap 6, valve body 8, its flap 6 are acted in normally open by magnet 3, when flap 6 is exploded caused shock wave
When, the effect of being hit of flap 6, promote deflector 10 to close immediately, flame and pressure-wave propagation in partitioning system, ensure
The safety of explosive source up-stream system.Using unidirectional its crushing of flame proof valve open in usual can flame proof valve more unidirectional than normally closed type it is much smaller.
Preferably, the unidirectional flame proof valve open in usual includes bearing 4, and the bearing 4 is connected with the one-way damper 11.
The bearing 4 can guarantee that the unidirectional damping effect of one-way damper 11 so that the one-way damper 11 prevents flap 6 by negative pressure
Effect is thrown open.
Preferably, the unidirectional flame proof valve open in usual also includes magnet mounting bracket 2, and the magnet mounting bracket 2 limits flap 6
The angle of unlatching is 20 ° -30 °.Unidirectional flame proof valve principle reference picture 2- Fig. 5 open in usual, the flap 6 of unidirectional flame proof valve is by magnet 3
It is attached together under normal conditions, limiting the angle of the unlatching of flap 6 in magnet mounting bracket 2, (specific opening angle is big for 20 ° -30 °
It is small to be determined by flap model).
The unidirectional flame proof valve open in usual includes flap support 5, axle 7, and the flap support 5 can support the flap 6, institute
Stating unidirectional flame proof valve open in usual includes axle 7, and flap 6 and the flap support 5 can do pivotable movement around the axle.So can be with
Ensure to close the unidirectional flame proof valve open in usual in time when exploding and occurring, shock wave and flame caused by blast can be separated and led to
Piping is propagated toward the upstream of cleaner, prevents the safety of subsequent explosion, protection staff and equipment.
Preferably, the flap support 5 is made up of light aluminum alloy material.Reduce quality, increase flexibility, ensure blast
The safety of the unidirectional flame proof valve open in usual, protection staff and equipment is closed during generation in time.
Preferably, the material of the flap 6 is stainless steel 304 SS, and the material of the axle 7 is carbon steel Q235 or stainless steel
304SS；The material of the deflector 10 is carbon steel Q235 or stainless steel 304 SS；The material of the pipe flange 9 be carbon steel Q235 or
Stainless steel 304 SS.
Preferably, unidirectional flame proof valve open in usual also includes bonnet 1, and the material of the bonnet 1 is carbon steel Q235 or stainless steel
304SS.The bonnet 1 can reduce dust entrance, protect unidirectional flame proof valve open in usual.
State when reference picture 6 is unidirectional flame proof valve normal condition open in usual and used, the flap 6 when blower fan is started working
In the state opened, flap 6 is not acted by the effect of blower fan in whole process, and this scheme compares the list of normally closed type
It is lower to flame proof valve crushing, but be not useable for easily and in the propagation operating mode of the metallic dust medium of magnet adsorption.
Reference picture 7 is the state of unidirectional flame proof valve explosion time open in usual, and when explosion happens, flap 6 is by shock wave to leading
Flowing plate 10 is acted on, and now the inclined-plane of flap 6 and pipe flange 9 fits, and is gone into mechanical seal, cuts off the biography of medium therein
It is defeated.The shock wave and pressure of blast will not be come back in pipe-line system, and the personal security and equipment safety of suction side are protected
Card.One-way damper 11 can prevent 6 opening unexpected by suction function of flap simultaneously, in order to avoid produce subsequent explosion.
The utility model provides a kind of unidirectional flame proof open in usual for being used to install before cleaner in dust transmission pipeline
Valve.Upstream is traveled to when cleaner generation explosion time can separate explosion wave, blast is influenceed into control in certain model
In enclosing, the safety of personnel and upstream equipment is effectively protected.For the flap of unidirectional flame proof valve open in usual in normal work, flap is just
It is normally open, will not be affected by gravity and reduce aperture or closing, in normal work, effectively reduce the pressure of pipeline
Damage.
The utility model still has numerous embodiments, all technologies formed using equivalents or equivalent transformation
Scheme, all fall within the scope of protection of the utility model.
Claims (5)
- A kind of 1. unidirectional flame proof valve open in usual, it is characterised in that：Including valve body, flap, magnet, deflector, pipe flange, the valve The deflector is connected on valve, the pipe flange includes pipe flange inclined-plane, and the flap is under normal conditions by magnet effect and magnetic Iron is attached together, and away from the pipe flange inclined-plane, when explosion happens, the flap is made by blast impulse wave impact With promotion deflector and flap so that flap is bonded with the pipe flange inclined-plane, forms mechanical seal, the unidirectional flame proof valve Close.
- 2. unidirectional flame proof valve open in usual according to claim 1, it is characterised in that：The unidirectional flame proof valve open in usual also wraps One-way damper is included, the one-way damper prevents flap from being thrown open after blast occurs by suction function.
- 3. unidirectional flame proof valve open in usual according to claim 2, it is characterised in that：The unidirectional flame proof valve open in usual includes Bearing, the bearing are connected with the one-way damper.
- 4. unidirectional flame proof valve open in usual according to claim 1, it is characterised in that：The unidirectional flame proof valve open in usual also wraps Magnet mounting bracket is included, the angle that the magnet mounting bracket limitation flap is opened is 20 ° -30 °.
- 5. unidirectional flame proof valve open in usual according to claim 1, it is characterised in that：The unidirectional flame proof valve open in usual includes Flap support, axle, the flap support can support the flap, and flap and the flap support does pivot fortune around the axle It is dynamic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720262373.5U CN206626229U (en) | 2017-03-17 | 2017-03-17 | A kind of unidirectional flame proof valve open in usual |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720262373.5U CN206626229U (en) | 2017-03-17 | 2017-03-17 | A kind of unidirectional flame proof valve open in usual |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206626229U true CN206626229U (en) | 2017-11-10 |
Family
ID=60209275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720262373.5U Active CN206626229U (en) | 2017-03-17 | 2017-03-17 | A kind of unidirectional flame proof valve open in usual |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206626229U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106838405A (en) * | 2017-03-17 | 2017-06-13 | 江苏爵格工业设备有限公司 | A kind of unidirectional flame proof valve open in usual |
-
2017
- 2017-03-17 CN CN201720262373.5U patent/CN206626229U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106838405A (en) * | 2017-03-17 | 2017-06-13 | 江苏爵格工业设备有限公司 | A kind of unidirectional flame proof valve open in usual |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 224100 Jiangsu Yancheng City Dafeng Economic Development Zone South of pump valve industrial park Patentee after: Jiangsu Dragon Industries Equipment Co., Ltd. Address before: 224100 Jiangsu Yancheng City Economic Development Zone, south of pump valve industrial park. Patentee before: Jiangsu Dragon Industries Equipment Co., Ltd. |
|
| CP02 | Change in the address of a patent holder | ||
| CP03 | Change of name, title or address |
Address after: 224199 Xikang Road, Dafeng Economic Development Zone, Yancheng City, Jiangsu Province Patentee after: Jiangsu juege Industry Group Co.,Ltd. Address before: 224100 Jiangsu Yancheng City Dafeng Economic Development Zone South of pump valve industrial park Patentee before: JIANGSU DRAGON INDUSTRIAL EQUIPMENT Co.,Ltd. |
|
| CP03 | Change of name, title or address |