CN207049395U - High flow rate fire resistant overflows nonflame bleeder - Google Patents
High flow rate fire resistant overflows nonflame bleeder Download PDFInfo
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- CN207049395U CN207049395U CN201720880740.8U CN201720880740U CN207049395U CN 207049395 U CN207049395 U CN 207049395U CN 201720880740 U CN201720880740 U CN 201720880740U CN 207049395 U CN207049395 U CN 207049395U
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Abstract
It the utility model is related to a kind of high flow rate fire resistant and overflow nonflame bleeder, including venting of dust explosion plate and venting of dust explosion cavity, import and outlet are provided with the venting of dust explosion cavity, the venting of dust explosion plate is connected in the import of the venting of dust explosion cavity, the exit of the venting of dust explosion cavity is provided with flame retardant bed, the flame retardant bed uses multi-layer stainless mesh, and density and the line footpath of the multistorey strainer mesh are respectively different size；The outlet of the venting of dust explosion cavity is from the side sector, and the scope of the fan-shaped central angle is between 90 °~180 °.From inside to outside, density increases the multistorey strainer mesh successively, line footpath attenuates successively.For flame retardant bed in the utility model using multi-layer stainless mesh as resistance fire material, both having improved flow rate and can prevents flame from overflowing；Flame retardant bed is designed to the sector structure more than 90 °, increases discharge area, also increase accordingly flow rate.
Description
Technical field
It the utility model is related to and overflowed applied to the fire suppression module on pipeline, specifically a kind of high flow rate fire resistant
Nonflame bleeder.
Background technology
Nonflame bleeder is mainly used in the industries such as grain, metallurgy, chemical industry, electric power, pharmacy, machining, concrete application
On the pipeline that the equipment such as cyclone separator, deduster, dust collector, filtering cartridge filter, Geldart-D particle are connected.
In the prior art, conventional nonflame bleeder is to be connected to by the flange of its both sides on pipeline, its inside
Fire suppression module is mainly that the corrugated plating formed by steel plate compacting forms.This nonflame bleeder has the disadvantage that：1. flow rate
30% or so typically is can only achieve, in the case where not changing pipeline valid circulation area, it is necessary to the logical of nonflame bleeder
Footpath increases more than 3 times；2. because corrugated plating is formed by steel plate compacting, weight is heavier, adds nonflame bleeder entirety
Weight, it is necessary to bear shear stress using large diameter bolt when on pipeline；3. maintaining difficulty is, it is necessary to handle
The flange of both sides, which is taken apart, to pull down nonflame bleeder, then carry out maintaining again.
In order to increase flow rate, also there is the structure that fire suppression module flame retardant bed is made using filter screen.But filtered in this structure
Net is one layer, and when from the filter screen of low-density, back-fire relief poor efficiency, dust easily overflows the filter screen ability, it is necessary to many numbers of plies
The requirement that back-fire relief can be met and prevent flame from overflowing；When using highdensity filter screen, flow rate is again very low.
The content of the invention
The utility model overflows nonflame bleeder, the device in view of the above-mentioned problems, providing a kind of high flow rate fire resistant
Flow rate is high, while can also fire resistant spilling.
According to the technical solution of the utility model：A kind of high flow rate fire resistant overflows nonflame bleeder, including venting of dust explosion
Plate and venting of dust explosion cavity, import and outlet are provided with the venting of dust explosion cavity, the venting of dust explosion plate is connected to entering for the venting of dust explosion cavity
On mouth, the exit of the venting of dust explosion cavity is provided with flame retardant bed, and the flame retardant bed uses multi-layer stainless mesh, the multilayer filter
The density of net and line footpath are respectively different size；The outlet of the venting of dust explosion cavity is from the side sector, the fan-shaped central angle
Scope between 90 °~180 °.
Further, from inside to outside, density increases the multistorey strainer mesh successively, line footpath attenuates successively.
Further, the fan-shaped central angle is 120 °.
Further, the entrance of the venting of dust explosion cavity is provided with bottom flanged plate, and the venting of dust explosion plate is connected to the bottom method
On blue plate；Gasket seal is provided between the venting of dust explosion plate and the bottom flanged plate.
Further, the venting of dust explosion cavity is enclosed and formed by shrouding, foreboard, back plate and two blocks of side plates, the shrouding difference
It is connected with foreboard and two blocks of side plates；Inner panel is fixed with the venting of dust explosion cavity inner wall, the end of the inner panel is formed described in support
The step of flame retardant bed.
Further, the end set of the inner panel has interior reinforcement.
Further, peep hole is provided with the back plate, peep hole cover plate is connected with the peep hole.
Further, the exit of the venting of dust explosion cavity is provided with outlet(discharge) flange plate, is connected with the outlet(discharge) flange plate
The pressing plate of the fixed flame retardant bed；The outlet(discharge) flange plate includes rear fixed plate and front shoe, and the rear fixed plate is connected to
In the back plate, the front shoe is connected on the shrouding.
Further, the rear fixed plate is integrally formed with the back plate, the front shoe, the shrouding with it is described before
Plate is integrally formed.
Further, signal monitoring device is installed on the venting of dust explosion plate.
It is of the present utility model to have technical effect that：1. flame retardant bed, as resistance fire material, was both carried using multi-layer stainless mesh
High flow rate and can prevents flame from overflowing；Flame retardant bed is designed to the sector structure more than 90 °, increases discharge area, also phase
Increase flow rate with answering；2. the utility model rear end need not connect venting of dust explosion pipeline, installation and convenient disassembly；3. installed on venting of dust explosion plate
Have signal monitoring device, venting of dust explosion plate situation can be monitored in real time, when venting of dust explosion plate ruptures, can and alarm.
Brief description of the drawings
Fig. 1 is left view of the present utility model.
Fig. 2 is rearview of the present utility model.
Fig. 3 is Fig. 1 top view.
In Fig. 1~Fig. 3, including venting of dust explosion plate 1, gasket seal 2, bottom flanged plate 3, back plate 4, peep hole cover plate reinforcement 5, sight
Examine blind patch 6, rear fixed plate 7, pressing plate 8, the first reinforcement of pressing plate 9, the second reinforcement of pressing plate 10, the first reinforcement of side plate 11,
The second reinforcement of side plate 12, flame retardant bed 13, shrouding 14, front shoe 15, foreboard 16, nameplate 17, side plate 18, screw 19, inner panel
20th, interior reinforcement 21, rivet 22.
Embodiment
To enable above-mentioned purpose of the present utility model, feature and advantage more obvious understandable, below in conjunction with the accompanying drawings and tool
Body embodiment is described in further detail to the utility model.
As shown in FIG. 1 to 3, the utility model is that a kind of high flow rate fire resistant overflows nonflame bleeder, is arranged on
On pipeline, it includes venting of dust explosion plate 1 and venting of dust explosion cavity.Import and outlet, the import of venting of dust explosion cavity and pipe are provided with venting of dust explosion cavity
Road is connected, and it exports straight-through air.Venting of dust explosion plate 1 is connected in the import of venting of dust explosion cavity；The exit of venting of dust explosion cavity is provided with resistance
Fire bed 13, flame retardant bed 13 use multi-layer stainless mesh, and density and the line footpath of the multistorey strainer mesh are respectively different size.
The stainless steel filtering net that flame retardant bed 13 is selected uses sandwich construction, using different densities and the filter screen of different line footpaths.It is more
From inside to outside, density increases layer filter screen successively, line footpath attenuates successively.Fire is being contacted first close to venting of dust explosion plate side, i.e. dust explosion
The filter screen that density is low and line footpath is thick is selected in the side of flame, and one side line footpath slightly enhances the ability of shock wave resistance, on the other hand selected
With low density filter screen, comparatively flow rate is bigger；And increase nonflame then from the thin filter screen of the high line footpath of density in outside
The back-fire relief of bleeder and the ability for preventing flame from overflowing, can be according to actual conditions, it might even be possible to using three layers or more
The filter screen of different densities and line footpath.
Venting of dust explosion cavity is enclosed and formed by shrouding 14, foreboard 16, back plate 4 and two blocks of side plates 18, shrouding 14 respectively with foreboard 16
And two blocks of side plates 18 are connected.Shrouding 14, foreboard 16, back plate 4 are respectively rectangle, and back plate 4 is higher than foreboard 16.The shape of side plate 18
Shape is located at the exit of venting of dust explosion cavity, fan to be trapezoidal with fan-shaped combining structure, the trapezoidal entrance positioned at venting of dust explosion cavity, sector
The central angle of shape is optimal to use 120 ° between 90 °~180 °.The first reinforcement of side plate 11 and side plate are additionally provided with side plate 18
Second reinforcement 12, play booster action；The nameplate 17 of the device is also equipped with side plate 18.
The outlet of venting of dust explosion cavity is from the side sector, and flame retardant bed 13 is from the side fan annular.The structure of flame retardant bed 13
The sector structure more than 90 ° is designed to, discharge area is increased, also increase accordingly flow rate.
The entrance of venting of dust explosion cavity is provided with bottom flanged plate 3, and venting of dust explosion plate 1 is bolted on bottom flanged plate 3.In order to
Strengthen sealing property, gasket seal 2 is additionally provided between venting of dust explosion plate 1 and bottom flanged plate 3.
The exit of venting of dust explosion cavity is provided with outlet(discharge) flange plate, and the pressure of fixed flame retardant bed 13 is connected with 3 outlet(discharge) flange plates
Plate 8.The first reinforcement of pressing plate 9 and the second reinforcement of pressing plate 10 are additionally provided with pressing plate 8, plays booster action.
Inner panel 20 is fixed with venting of dust explosion cavity inner wall, the end of inner panel 20 forms the step of support flame retardant bed 13.Inner panel 20
End set have interior reinforcement 21.Interior reinforcement 22 is riveted with inner panel 21 with rivet 22.
Also it is provided with peep hole in back plate 4, peep hole cover plate 6 is connected with by screw 19 on peep hole.On peep hole cover plate 6
It is additionally provided with peep hole cover plate reinforcement 5.When needing to check whether venting of dust explosion plate 1 destroys, it is not necessary to nonflame bleeder from
Pulled down on pipeline, it is only necessary to back out screw 19, pull down the observation of the can of peep hole cover plate 6.
Outlet(discharge) flange plate includes rear fixed plate 7 and front shoe 15, and rear fixed plate 7 is connected in back plate 4, front shoe 15
It is connected on shrouding 14.Rear fixed plate 7 can be welded in back plate 4 or is integrally formed with back plate 4, by the folding of back plate 4
While form.Front shoe 15, shrouding 14 and foreboard 16 can be integrally formed together with being respectively welded or by flanging
It is made.When being integrally formed using flanging, welding procedure can be reduced, reduces and welds insecure risk.
Signal monitoring device is also equipped with venting of dust explosion plate 1, so as to realize real-time monitoring.
Operation principle of the present utility model is as follows：When dust explosion occurs for the equipment such as deduster or dust collector,
Pressure rise in equipment, now shock wave and flame the venting of dust explosion plate 1 positioned at nonflame bleeder front end is delivered to by pipeline,
Because the pressure in pressure pipeline has exceeded the pressure of releasing of venting of dust explosion plate 1, venting of dust explosion plate 1 ruptures, and shock wave and flame pass through
The flame retardant bed 13 of nonflame bleeder is reached after venting of dust explosion plate 1, impact air-flow first passes through the low-density thick line footpath of flame retardant bed 13
Filter screen, the filter screen in low-density thick line footpath can effectively reduce impulsive force of the shock wave to device, then pass through high density fine line diameter
Filter screen, and the filter screen of high density fine line diameter effectively can more stop unburnt dust, and flame is through resistance
During fire bed 13, cooled rapidly by stainless steel filtering net, and because wall effect, flame are prevented by flame retardant bed 13, be not transferred to nothing
The outside of flame bleeder.
The utility model compared with prior art, has advantages below：
1. flame retardant bed had both improved flow rate and can using multi-layer stainless mesh as resistance fire material in the utility model
Prevent flame from overflowing；Flame retardant bed is designed to the sector structure more than 90 °, increases discharge area, also increase accordingly circulation
Rate；Perfect protection is provided for surrounding environment in the utility model, no matter flame, dust or shock wave escape all without from pipeline
Go out；
2. the utility model rear end need not connect venting of dust explosion pipeline, installation and convenient disassembly.It may be used at unusable ventilation duct
In the equipment in road, it is not required that extra maintenance cost, can be from the running situation of outside can observation device；
3. installing signal monitoring device in venting of dust explosion plate, venting of dust explosion plate situation is monitored in real time, when venting of dust explosion plate ruptures, and Times
It is alert.
The description with certain particularity detailed enough has been carried out to the utility model above.It is common in art
It is to be understood by the skilled artisans that what the description in embodiment was merely exemplary, without departing from true spirit of the present utility model and
All changes are made on the premise of scope should all belong to the scope of protection of the utility model.The utility model is claimed
Scope is defined by described claims, rather than is limited by the foregoing description in embodiment.
Claims (10)
1. a kind of high flow rate fire resistant overflows nonflame bleeder, including venting of dust explosion plate (1) and venting of dust explosion cavity, the venting of dust explosion cavity
On be provided with import and outlet, the venting of dust explosion plate (1) is connected in the import of the venting of dust explosion cavity, it is characterized in that：The venting of dust explosion
The exit of cavity is provided with flame retardant bed (13), and the flame retardant bed (13) uses multi-layer stainless mesh, the multistorey strainer mesh
Density and line footpath are respectively different size；The outlet of the venting of dust explosion cavity is from the side sector, the model of the fan-shaped central angle
It is trapped among between 90 °~180 °.
2. nonflame bleeder is overflowed according to the high flow rate fire resistant described in claim 1, it is characterized in that：The multistorey strainer mesh
From inside to outside, density increases successively, line footpath attenuates successively.
3. nonflame bleeder is overflowed according to the high flow rate fire resistant described in claim 1, it is characterized in that：The fan-shaped circle
Heart angle is 120 °.
4. nonflame bleeder is overflowed according to the high flow rate fire resistant described in claim 1, it is characterized in that：The venting of dust explosion cavity
Entrance be provided with bottom flanged plate (3), the venting of dust explosion plate (1) is connected on the bottom flanged plate (3)；The venting of dust explosion plate (1)
Gasket seal (2) is provided between the bottom flanged plate (3).
5. nonflame bleeder is overflowed according to the high flow rate fire resistant described in claim 1, it is characterized in that：The venting of dust explosion cavity
Enclosed and formed by shrouding (14), foreboard (16), back plate (4) and two pieces of side plates (18), the shrouding (14) respectively with foreboard (16)
And two pieces of side plates (18) are connected；Inner panel (20) is fixed with the venting of dust explosion cavity inner wall, the end of the inner panel (20) forms branch
Support the step of the flame retardant bed (13).
6. nonflame bleeder is overflowed according to the high flow rate fire resistant described in claim 5, it is characterized in that：The inner panel (20)
End set have interior reinforcement (21).
7. nonflame bleeder is overflowed according to the high flow rate fire resistant described in claim 5, it is characterized in that：The back plate (4)
On be provided with peep hole, peep hole cover plate (6) is connected with the peep hole.
8. nonflame bleeder is overflowed according to the high flow rate fire resistant described in claim 5, it is characterized in that：The venting of dust explosion cavity
Exit be provided with outlet(discharge) flange plate, the pressing plate (8) of the fixed flame retardant bed (13) is connected with the outlet(discharge) flange plate；Institute
Stating outlet(discharge) flange plate includes rear fixed plate (7) and front shoe (15), and the rear fixed plate (7) is connected in the back plate (4),
The front shoe (15) is connected on the shrouding (14).
9. nonflame bleeder is overflowed according to the high flow rate fire resistant described in claim 8, it is characterized in that：The rear fixed plate
(7) it is integrally formed with the back plate (4), the front shoe (15), the shrouding (14) and the foreboard (16) are integrally formed.
10. nonflame bleeder is overflowed according to the high flow rate fire resistant described in claim 1, it is characterized in that：The venting of dust explosion plate
(1) signal monitoring device is installed on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720880740.8U CN207049395U (en) | 2017-07-19 | 2017-07-19 | High flow rate fire resistant overflows nonflame bleeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720880740.8U CN207049395U (en) | 2017-07-19 | 2017-07-19 | High flow rate fire resistant overflows nonflame bleeder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207049395U true CN207049395U (en) | 2018-02-27 |
Family
ID=61497535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720880740.8U Active CN207049395U (en) | 2017-07-19 | 2017-07-19 | High flow rate fire resistant overflows nonflame bleeder |
Country Status (1)
| Country | Link |
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| CN (1) | CN207049395U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108379760A (en) * | 2018-04-10 | 2018-08-10 | 江苏爵格工业设备有限公司 | A kind of nonflame bleeder of cylinder-like structure |
| CN108930825A (en) * | 2018-08-01 | 2018-12-04 | 东北大学 | Without flame pressure relief device |
| CN109876335A (en) * | 2019-03-29 | 2019-06-14 | 大连理工安全装备有限公司 | A kind of novel formula height that monitors is released the rectangular nonflame bleeder of efficiency |
| CN115814306A (en) * | 2022-12-30 | 2023-03-21 | 郑州中泰安科粉体科技有限公司 | Fan-shaped flameless discharge device |
-
2017
- 2017-07-19 CN CN201720880740.8U patent/CN207049395U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108379760A (en) * | 2018-04-10 | 2018-08-10 | 江苏爵格工业设备有限公司 | A kind of nonflame bleeder of cylinder-like structure |
| CN108930825A (en) * | 2018-08-01 | 2018-12-04 | 东北大学 | Without flame pressure relief device |
| CN108930825B (en) * | 2018-08-01 | 2019-07-02 | 东北大学 | Without flame pressure relief device |
| CN109876335A (en) * | 2019-03-29 | 2019-06-14 | 大连理工安全装备有限公司 | A kind of novel formula height that monitors is released the rectangular nonflame bleeder of efficiency |
| CN115814306A (en) * | 2022-12-30 | 2023-03-21 | 郑州中泰安科粉体科技有限公司 | Fan-shaped flameless discharge device |
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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 Dafeng 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 |