CN210963639U - Efficient, rapid and reusable flameless pressure relief device - Google Patents
Efficient, rapid and reusable flameless pressure relief device Download PDFInfo
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- CN210963639U CN210963639U CN201921741072.6U CN201921741072U CN210963639U CN 210963639 U CN210963639 U CN 210963639U CN 201921741072 U CN201921741072 U CN 201921741072U CN 210963639 U CN210963639 U CN 210963639U
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Abstract
The utility model relates to a dust explosion pressure release technical field provides a high-efficient quick repeatedly usable's flameless pressure relief device. The device comprises a flame extinguishing shell, an explosion venting plate, a fire extinguishing element and a reinforcing rib grid for fixing; the flame extinguishing shell is provided with a flame inlet and a pressure outlet, and the side surface of the flame extinguishing shell is in a fan ring shape; the first edge of the explosion venting plate is hinged to the first edge of the flame inlet, and magnets are mounted on the other edges of the flame inlet; both sides of the explosion venting plate are provided with state monitors; the fire extinguishing element is arranged in the pressure outlet and is formed by overlapping and laying single-layer metal fire extinguishing nets layer by layer, the innermost and outermost metal fire extinguishing nets are both one layer of stainless steel embossing net, a plurality of groups of stainless steel screen meshes are arranged between the two layers of stainless steel embossing nets at intervals, and one group of stainless steel defoaming net is arranged between the two adjacent groups of stainless steel screen meshes. The utility model discloses a repeatedly usable lets out and explodes board, precision design's the fire extinguishing elements and novel cavity form of putting out a fire, can high-efficiently release explosion pressure and repeatedly usable fast.
Description
Technical Field
The utility model relates to a dust explosion pressure release technical field especially relates to a high-efficient quick repeatedly usable's flameless pressure relief device.
Background
In recent years, with the development of industry and trade, the operation processes of powder-related enterprises are more and more, and the occurrence of dust explosion events is frequent. In order to reduce the harm caused by dust explosion as much as possible, explosion pressure relief measures are mostly adopted in the powder container, the dust remover and the pipeline, and when the powder container, the dust remover and the pipeline which need explosion pressure relief are arranged indoors, a flameless explosion pressure relief device becomes the first choice.
At present, most of the flameless explosion pressure relief devices in the market can not be reused, and the pressure relief efficiency is low, so that the flameless explosion pressure relief devices are high in price and low in efficiency and are not accepted by mass enterprises.
SUMMERY OF THE UTILITY MODEL
Problem to prior art existence, the utility model provides a high-efficient quick repeatedly usable's flameless pressure relief device leaks and explodes board, precision design's the component of putting out a fire and novel cavity form of putting out a fire through utilizing repeatedly usable, can high-efficiently release explosion pressure and repeatedly usable fast.
The technical scheme of the utility model is that:
the utility model provides a high-efficient quick repeatedly usable's flameless pressure relief device which characterized in that: comprises a flame-extinguishing shell, an explosion-venting plate, a fire-extinguishing element and a reinforcing rib grid for fixing;
the flame extinguishing shell is provided with a flame inlet and a pressure outlet, and the side surface of the flame extinguishing shell is in a fan ring shape with a central angle of 90-120 degrees;
the explosion venting plate and the flame inlet are both quadrilateral, the first edge of the explosion venting plate is hinged to the first edge of the flame inlet through an explosion venting plate mounting shaft, magnets are mounted on the second edge, the third edge and the fourth edge of the flame inlet, and the second edge, the third edge and the fourth edge of the explosion venting plate are respectively in sealing fit with the second edge, the third edge and the fourth edge of the flame inlet through magnets; one side of the explosion venting plate, which is close to the flame inlet, is provided with an explosion venting plate reinforcing rib; both sides of the explosion venting plate are provided with state monitors, and each state monitor comprises a temperature sensor and a pressure sensor;
the fire extinguishing element is arranged in the pressure outlet, and the reinforcing rib grid for fixing is arranged on the outer side of the fire extinguishing element and is fixedly connected with the pressure outlet;
the fire extinguishing element is formed by overlapping and paving single-layer metal fire extinguishing net layers, and two adjacent layers of metal fire extinguishing nets are bound and fixed together through metal wires; the innermost layer of the metal fire extinguishing net and the outermost layer of the metal fire extinguishing net are both a layer of stainless steel embossing net; a plurality of groups of stainless steel screen meshes are arranged between the two layers of stainless steel embossing nets at intervals; a group of stainless steel defoaming nets are arranged between two adjacent groups of stainless steel screens;
the wire diameter of each layer of stainless steel embossing net is 2-3mm, and the aperture is 30-40 mm; each group of stainless steel screens comprises stainless steel screens with 15 meshes and 150 meshes or stainless steel screens with 20 meshes and 200 meshes which are distributed in a staggered mode; each group of stainless steel defoaming net comprises 5 layers of stainless steel defoaming nets; the fire extinguishing element comprises 6-10 groups of stainless steel defoaming nets.
Further, a metal rubber or magnetic spring 6 is arranged on the inner wall of the flame-out housing including the first side of the flame inlet.
Furthermore, an inspection window is arranged on the side wall of the flame extinguishing shell.
Furthermore, each layer of stainless steel embossing net is woven up and down in a warp and weft mode and is bent into a corrugated shape.
Further, the efficient, rapid and reusable flameless pressure relief device needs to be used under a negative pressure condition.
Further, let out the explosion board for closed condition under normal condition, open to articulated one side through magnetism adsorption end when explosion pressure release.
The utility model has the advantages that:
(1) the utility model can rapidly extinguish the explosion flame in the container, dust remover or pipeline with explosion, and simultaneously reduce the temperature of air flow and dust, thereby achieving the purpose of safe explosion venting;
(2) the flame extinguishing shell of the utility model is arranged in a shell shape, so that the explosion flame can be uniformly released through the fire extinguishing element, and the pressure release efficiency is greatly improved;
(3) the utility model discloses a flame-out casing and let out and explode board hinge joint one side inner wall and laid metal rubber or magnetic spring, make let out and explode the board and do not have powerful striking because of huge explosion pressure wave and flame-out casing lateral wall, guaranteed simultaneously that flame-out casing is intact and let out and explode the indeformable of board, realize letting out and explode the repeatedly usable of board, and need not install supporting back pressure strutting arrangement for letting out and explode the board, improved the price/performance ratio of no flame pressure relief device, effectively improved the security, the reliability and the price/performance ratio of indoor pressure release;
(4) the utility model discloses a precision design's fire extinguishing elements can keep higher pressure release efficiency when effectively extinguishing the flame that the explosion produced.
Drawings
FIG. 1 is a schematic view of the exploded structure of the efficient, fast and reusable flameless pressure relief device of the present invention;
FIG. 2 is a perspective view of the efficient, fast and reusable flameless pressure relief device of the present invention;
FIG. 3 is a partial enlarged view of the efficient, fast and reusable flameless pressure relief device of the present invention;
fig. 4 is a schematic structural view of the explosion venting plate in the efficient, rapid and reusable flameless pressure relief device of the present invention.
In the figure, 1-flame extinguishing shell, 2-explosion venting plate, 3-fire extinguishing element, 4-reinforcing rib grid for fixing, 5-inspection window, 6-magnetic spring, 7-explosion venting plate reinforcing rib, 8-explosion venting plate mounting shaft and 9-magnet mounting end face.
Detailed Description
The invention will be further described with reference to the accompanying drawings and specific embodiments.
As shown in figure 1, the high-efficiency, rapid and reusable flameless pressure relief device of the utility model comprises a flame extinguishing shell 1, a explosion relief plate 2, a fire extinguishing element 3 and a fixed reinforcing rib grid 4.
The flame extinguishing shell 1 is provided with a flame inlet and a pressure outlet, and the side surface of the flame extinguishing shell 1 is in a fan ring shape with a central angle of 90-120 degrees, so that the flame extinguishing shell 1 is in a shell shape. When the explosion takes place, explosion flame and pressure wave can let out 2 impacts of explosion board and open, let out explosion board 2 and pass through 6 shock attenuation of magnetic spring and adsorb fixedly, the explosion stretches along flame inlet, and explosion pressure mainly discharges through the pressure outlet just to flame inlet, that is to say, let out explosion board 2 and open the back completely, to explosion flame and pressure wave through flame extinction casing 1 basically belong to "zero influence", and the morphological design of 1 axisymmetric of flame extinction casing is favorable to the explosion to discharge more, because this design can make explosion flame release through fire extinguishing elements 3 uniformly, compare at present with the further improvement of angle flameless pressure relief device pressure release efficiency.
As shown in fig. 2 and 3, the explosion venting plate 2 and the flame inlet are both quadrilateral, the first edge of the explosion venting plate 2 is hinged to the first edge of the flame inlet through an explosion venting plate mounting shaft 8, magnets are mounted on the second edge, the third edge and the fourth edge of the flame inlet, and the second edge, the third edge and the fourth edge of the explosion venting plate 2 are respectively in sealing fit with the second edge, the third edge and the fourth edge of the flame inlet through magnets; one side of the explosion venting plate 2 close to the flame inlet is provided with an explosion venting plate reinforcing rib 7 shown in figure 4; and state monitors are arranged on two sides of the explosion venting plate 2 and comprise temperature sensors and pressure sensors. In this embodiment, high-efficient quick repeatedly usable's flameless pressure relief device need use under the negative pressure condition, under normal condition let out and explode board 2 for closed condition, open to articulated one side through magnetism absorption end when explosion pressure release. Particularly, on the one hand, under normal condition, let out three edges of exploding plate 2 non-hinged and the laminating of the magnet installation terminal surface 9 of flame import, and negative pressure state has also guaranteed well letting out the tight closure of exploding plate 2, let out when the explosion takes place exploding plate 2 by the pressure wave open to hinge the inside wall of flame-out casing 1 of one side open, the advantage of this design is when realizing explosion pressure release, let out exploding plate 2 to explosion flame and the zero influence of pressure wave. On the other hand, be provided with metal rubber or magnetic spring 6 on the inner wall of flame-out casing 1 including the first side of flame import for let out explode board 2 not have powerful striking because of huge explosion pressure wave and the lateral wall of flame-out casing 1, guaranteed simultaneously that flame-out casing 1's is intact and let out explode board 2 indeformable, realize its repeatedly usable's efficiency, improved no flame pressure relief device's price/performance ratio, effectively improved the security, the reliability and the price/performance ratio of indoor pressure release.
The fire extinguishing element 3 is arranged in the pressure outlet, and the reinforcing rib grid 4 for fixing is arranged on the outer side of the fire extinguishing element 3 and fixedly connected with the pressure outlet.
The fire extinguishing element 3 is formed by overlapping and paving single-layer metal fire extinguishing net layers, and two adjacent layers of metal fire extinguishing nets are bound and fixed together through metal wires; the innermost layer of the metal fire extinguishing net and the outermost layer of the metal fire extinguishing net are both a layer of stainless steel embossing net; a plurality of groups of stainless steel screen meshes are arranged between the two layers of stainless steel embossing nets at intervals; and a group of stainless steel defoaming nets are arranged between two adjacent groups of stainless steel screen meshes. The wire diameter of each layer of stainless steel embossing net is 2-3mm, and the aperture is 30-40 mm; each group of stainless steel screens comprises stainless steel screens with 15 meshes and 150 meshes or stainless steel screens with 20 meshes and 200 meshes which are distributed in a staggered mode; each group of stainless steel defoaming net comprises 5 layers of stainless steel defoaming nets; the fire extinguishing element 3 comprises 6-10 groups of stainless steel defoaming nets. Each layer of stainless steel embossing net is woven up and down in a warp and weft manner and is simultaneously bent into a corrugated shape. The utility model discloses an above-mentioned accurate fire extinguishing elements 3 that relates to can keep higher pressure release efficiency when effectively extinguishing the flame that the explosion produced.
In this embodiment, the side wall of the flame extinguishing housing 1 is provided with an inspection window 5, so that the inside of the flame extinguishing housing 1 can be inspected.
Based on the arrangement, when the high-efficiency, rapid and reusable flameless pressure relief device is arranged on a container, a dust remover or a pipeline which normally works under the condition of negative pressure, the four sides of the explosion venting plate 2 are closely attached to one side of the flame inlet of the flame extinguishing shell 1, and the explosion venting plate 2 cannot be opened due to the double guarantee of negative pressure and magnet adsorption; when exploding in container, dust remover or the pipeline, let out three edges by magnet absorption of exploding board 2 and break away from the flame import face to let out exploding board installation axle 8 along flame import one side and overturn fast, let out and explode board 2 and can open the upset rapidly to the inner wall of flame-out casing 1 one side under the impact of pressure wave, at this moment, can avoid the two direct impact, the deformation with letting out metal rubber or magnetic spring 6 on exploding board 2 laminating one side inner wall, guaranteed no flame pressure relief device's reusability. Because the fire extinguishing elements 3 are symmetrically distributed with the central axis of the flame inlet, the flame can be ensured to be unimpeded and uniformly distributed in the flame extinguishing shell 1, the fire extinguishing elements 3 can be fully utilized, and the pressure relief efficiency is obviously improved.
The utility model discloses a high-efficient quick repeatedly usable's flameless pressure relief device, except that pressure release efficiency further improves, repeatedly usable's obvious advantage, can high-efficient entrapment dust and quick quenching flame, absorption flame temperature, can guarantee not bring the secondary explosion because of releasing higher pressure, temperature around the flameless pressure relief device during indoor pressure release, guaranteed the safety of peripheral technology, equipment.
It is obvious that the above embodiments are only a part of the embodiments of the present invention, and not all of them. The above embodiments are only used for explaining the present invention, and do not constitute a limitation to the scope of the present invention. All other embodiments, which can be derived by those skilled in the art from the above-described embodiments without any creative effort, namely all modifications, equivalents, improvements and the like made within the spirit and principle of the present application, are within the protection scope of the present invention.
Claims (6)
1. The utility model provides a high-efficient quick repeatedly usable's flameless pressure relief device which characterized in that: comprises a flame extinguishing shell (1), an explosion venting plate (2), a fire extinguishing element (3) and a reinforcing rib grid (4) for fixing;
the flame extinguishing shell (1) is provided with a flame inlet and a pressure outlet, and the side surface of the flame extinguishing shell (1) is in a fan ring shape with a central angle of 90-120 degrees;
the explosion venting plate (2) and the flame inlet are both quadrilateral, the first edge of the explosion venting plate (2) is hinged to the first edge of the flame inlet through an explosion venting plate mounting shaft (8), magnets are mounted on the second edge, the third edge and the fourth edge of the flame inlet, and the second edge, the third edge and the fourth edge of the explosion venting plate (2) are respectively in sealing fit with the second edge, the third edge and the fourth edge of the flame inlet through the magnets; one side of the explosion venting plate (2) close to the flame inlet is provided with an explosion venting plate reinforcing rib (7); both sides of the explosion venting plate (2) are provided with state monitors, and each state monitor comprises a temperature sensor and a pressure sensor;
the fire extinguishing element (3) is arranged in the pressure outlet, and the reinforcing rib grid (4) for fixing is arranged on the outer side of the fire extinguishing element (3) and is fixedly connected with the pressure outlet;
the fire extinguishing element (3) is formed by overlapping and laying single-layer metal fire extinguishing nets, and two adjacent layers of metal fire extinguishing nets are bound and fixed together through metal wires; the innermost layer of the metal fire extinguishing net and the outermost layer of the metal fire extinguishing net are both a layer of stainless steel embossing net; a plurality of groups of stainless steel screen meshes are arranged between the two layers of stainless steel embossing nets at intervals; a group of stainless steel defoaming nets are arranged between two adjacent groups of stainless steel screens;
the wire diameter of each layer of stainless steel embossing net is 2-3mm, and the aperture is 30-40 mm; each group of stainless steel screens comprises stainless steel screens with 15 meshes and 150 meshes or stainless steel screens with 20 meshes and 200 meshes which are distributed in a staggered mode; each group of stainless steel defoaming net comprises 5 layers of stainless steel defoaming nets; the fire extinguishing element (3) comprises 6-10 groups of stainless steel defoaming nets.
2. A high efficiency fast reusable flameless pressure relief device according to claim 1, wherein the inner wall of the flame out housing (1) including the first side of the flame inlet is provided with a metal rubber or magnetic spring (6).
3. The efficient fast reusable flameless pressure relief device according to claim 1, wherein an inspection window (5) is opened on a side wall of the flame extinguishing housing (1).
4. A high efficiency, rapid, reusable flameless pressure relief device according to claim 1 wherein each layer of stainless steel embossed mesh is woven warp and weft up and down while being bent in a corrugated shape.
5. The efficient fast reusable flameless pressure relief device according to claim 1, wherein said efficient fast reusable flameless pressure relief device is required to be used under negative pressure conditions.
6. A high efficiency fast reusable flameless pressure relief device according to claim 1, wherein said explosion venting plate (2) is closed in normal condition, and is opened to the hinged side by magnetic attraction end during explosion pressure relief.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921741072.6U CN210963639U (en) | 2019-10-17 | 2019-10-17 | Efficient, rapid and reusable flameless pressure relief device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921741072.6U CN210963639U (en) | 2019-10-17 | 2019-10-17 | Efficient, rapid and reusable flameless pressure relief device |
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| CN210963639U true CN210963639U (en) | 2020-07-10 |
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| CN201921741072.6U Active CN210963639U (en) | 2019-10-17 | 2019-10-17 | Efficient, rapid and reusable flameless pressure relief device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110624190A (en) * | 2019-10-17 | 2019-12-31 | 汇乐因斯福环保安全研究院（苏州）有限公司 | Efficient, rapid and reusable flameless pressure relief device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110624190A (en) * | 2019-10-17 | 2019-12-31 | 汇乐因斯福环保安全研究院（苏州）有限公司 | Efficient, rapid and reusable flameless pressure relief device |
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