CN217041146U - Explosion-resistant flame arrester used in ethylene potential explosion environment - Google Patents
Explosion-resistant flame arrester used in ethylene potential explosion environment Download PDFInfo
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- CN217041146U CN217041146U CN202220203017.7U CN202220203017U CN217041146U CN 217041146 U CN217041146 U CN 217041146U CN 202220203017 U CN202220203017 U CN 202220203017U CN 217041146 U CN217041146 U CN 217041146U
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Abstract
The utility model discloses a hinder and explode type fire arrester that uses under the latent explosive environment of ethylene relates to spark arrester technical field, for solving current hinder and explode type fire arrester subassembly because of service environment's restriction, leads to the problem that the internal component shock resistance has not enough. Hinder and explode the up end and the lower terminal surface of type spark arrester main part and all be provided with first flange board, and first flange board is provided with two, two first flange board all with hinder and explode type spark arrester main part fixed connection, the inside of hindering and exploding type spark arrester main part is provided with interior cavity, the inside of interior cavity is provided with back-fire relief metal mesh mechanism, back-fire relief metal mesh mechanism passes through second threaded connection pole and hinders and explode type spark arrester main part threaded connection, and second threaded connection pole is provided with two, back-fire relief metal mesh mechanism's up end and lower terminal surface all are provided with weakens the pad, and weaken on and fill up and be provided with two.
Description
Technical Field
The utility model relates to a spark arrester technical field specifically is a hinder and explode type spark arrester that uses under the latent explosion environment of ethylene.
Background
Flame arrestors are safety devices used to prevent the spread of flames from flammable gases and flammable liquid vapors. The device for preventing the passage of a propagating flame (deflagration or detonation), which is generally installed in a conduit for transporting combustible gases or in a ventilated tank, consists of a flame arrester core, a flame arrester housing and accessories. Flame arrestors are also commonly used in pipelines for the transport of flammable gases. If flammable gases are ignited, the gas flame will propagate throughout the piping network. To prevent this risk, flame arrestors are also used. Flame arrestors may also be used on pipelines with open fire equipment to prevent backfire accidents. It does not prevent open flame combustion of open burning flammable gases and liquids. The flame arrester mainly comprises a shell and a filter element. The housing should have sufficient strength to withstand the impact pressure of an explosion. The filter element is a main component for preventing flame propagation, and a metal mesh filter element and a corrugated filter element are commonly used. The metal mesh type filter element is formed by overlapping a plurality of layers of stainless steel or copper meshes with the diameter of 0.23-0.315 mm.
When the device is used, the shock resistance of the existing internal element is insufficient due to the limitation of the use environment of the internal detonation type flame arrester assembly.
We have therefore proposed an explosion-arresting flame arrestor for use in potentially explosive ethylene environments in order to solve the problems set out above.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a explosion-proof type spark arrester that uses under the latent explosion environment of ethylene to the current explosion-proof type spark arrester subassembly that provides leads to the inner member shock resistance to have not enough problem because of service environment's restriction in solving above-mentioned background art.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an explosion-proof type flame arrester that uses under ethylene potential explosion environment, includes explosion-proof type flame arrester main part, the up end and the lower terminal surface of explosion-proof type flame arrester main part all are provided with first flange board, and first flange board is provided with two, two first flange board all with explosion-proof type flame arrester main part fixed connection, the inside of explosion-proof type flame arrester main part is provided with interior cavity, the inside of interior cavity is provided with back-fire relief metal mesh mechanism, back-fire relief metal mesh mechanism passes through second threaded connection pole and explosion-proof type flame arrester main part threaded connection, and second threaded connection pole is provided with two, back-fire relief metal mesh mechanism's up end and lower terminal surface all are provided with the upper weakening pad, and weaken the pad on and be provided with two, two on weaken the upper weakening pad all with back-fire relief metal mesh mechanism up end and the outside fixed connection of lower terminal surface, the outside round of back-fire relief metal mesh mechanism all is provided with the cushion block, and the cushion block is provided with a plurality of, a plurality of the cushion block all with back-fire relief metal mesh mechanism fixed connection.
Preferably, a metal net is arranged inside the fire retardant metal net mechanism, and a metal gasket is arranged between the metal net and the fire retardant metal net mechanism.
Preferably, two the inside of first flange board all is provided with second preformed hole groove, and second preformed hole groove is provided with a plurality of, a plurality of second preformed hole groove all forms with first flange board integral type.
Preferably, a first threaded connecting rod is arranged between the two first connecting flange plates, the first threaded connecting rod is provided with a plurality of threaded connecting rods, and two ends of each threaded connecting rod penetrate through the inside of the corresponding second preformed hole groove.
Preferably, the two outer sides of the first connecting flange plates are provided with two connecting pipeline pieces, the two connecting pipeline pieces are provided with two connecting installation discs, and the two connecting installation discs are fixedly connected with one ends of the connecting pipeline pieces.
Preferably, two the inside of connecting the mounting disc all is provided with first reservation hole groove, and first reservation hole groove is provided with a plurality of, a plurality of first reservation hole groove all forms with the inside integral type of connecting the mounting disc, two the inner wall of connecting the mounting disc all is provided with the sealing rubber packing ring, and the sealing rubber packing ring is provided with two, two the sealing rubber packing ring all with be connected mounting disc inner wall hot melt and be connected.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses an at the inside back-fire relief metal mesh mechanism surface of the device set up weaken on fill up and cushion, the device can weaken the impact force of transmission through last pad and cushion of weakening when meetting unexpected condition to stable guarantee back-fire relief metal mesh mechanism normal use avoids current explosion-proof type fire damper subassembly because of service environment's restriction, leads to the problem that the internal component shock resistance is not enough.
2. Through the sealing rubber packing ring that sets up connecting the mounting disc inner wall, let the device in the installation, improve the leakproofness of connecting to ensure the device when using, inside can not ventilate, stops scurrying outward of flame.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the main body of the detonation-resistant type flame arrester of the present invention;
fig. 3 is a partial structural schematic view of the fire-retardant metal net mechanism of the utility model;
in the figure: 1. a detonation-arresting type arrester body; 2. a first connecting flange plate; 3. connecting the pipe pieces; 4. connecting the mounting disc; 5. a first preformed hole groove; 6. a first threaded connecting rod; 7. a second preformed hole groove; 8. a sealing rubber gasket; 9. an inner cavity; 10. an upper weakening pad; 11. a fire retardant metal mesh mechanism; 12. buffering cushion blocks; 13. a second threaded connecting rod; 14. a metal washer; 15. a metal mesh.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, the present invention provides an embodiment: an explosion-proof flame arrester used in an ethylene potential explosion environment comprises an explosion-proof flame arrester main body 1, wherein the upper end face and the lower end face of the explosion-proof flame arrester main body 1 are respectively provided with a first connecting flange plate 2, the number of the first connecting flange plates 2 is two, the two first connecting flange plates 2 are respectively and fixedly connected with the explosion-proof flame arrester main body 1, an inner cavity 9 is arranged in the explosion-proof flame arrester main body 1, a flame-retardant metal net mechanism 11 is arranged in the inner cavity 9, the flame-retardant metal net mechanism 11 is in threaded connection with the explosion-proof flame arrester main body 1 through a second threaded connecting rod 13, the number of the second threaded connecting rod 13 is two, the upper end face and the lower end face of the flame-retardant metal net mechanism 11 are respectively provided with an upper weakening pad 10, the upper weakening pads 10 are respectively provided with two upper weakening pads 10, the two upper weakening pads 10 are respectively and fixedly connected with the outer sides of the upper end face and the lower end face of the flame-retardant metal net mechanism 11, 11 outside rounds of back-fire relief metal mesh mechanism all are provided with cushion block 12, and cushion block 12 is provided with a plurality of, a plurality of cushion block 12 all with back-fire relief metal mesh mechanism 11 fixed connection.
Further, the inside of back-fire relief metal mesh mechanism 11 is provided with metal mesh 15, is provided with metal packing ring 14 between metal mesh 15 and the back-fire relief metal mesh mechanism 11, and the setting of metal packing ring 14 improves the degree of compaction.
Further, the inside of two first connecting flange boards 2 all is provided with second preformed hole groove 7, and second preformed hole groove 7 is provided with a plurality of, and a plurality of second preformed hole groove 7 all forms with first connecting flange board 2 integral type, and the joint is strengthened stably in the integral type formation, reduces the probability that the fracture face produced.
Further, be provided with first threaded connection pole 6 between two first connecting flange boards 2, and first threaded connection pole 6 is provided with a plurality of, and the inside of second preformed hole groove 7 is all run through at the both ends of the first threaded connection pole 6 of a plurality of, the setting of first threaded connection pole 6 for the installation of article or dismantlement are comparatively convenient.
Further, the outside of two first connecting flange boards 2 all is provided with connecting pipeline spare 3, and connecting pipeline spare 3 is provided with two, and the one end of two connecting pipeline spare 3 all is provided with the connection mounting disc 4, and connects the mounting disc 4 and be provided with two, two connect mounting disc 4 all with the one end fixed connection of connecting pipeline spare 3, fixed connection strengthens the stability ability.
Further, the inside of two connection mounting discs 4 all is provided with first preformed hole groove 5, and first preformed hole groove 5 is provided with a plurality of, the first preformed hole groove 5 of a plurality of all forms with the inside integral type of being connected mounting disc 4, the inner wall of two connection mounting discs 4 all is provided with sealing rubber gasket 8, and sealing rubber gasket 8 is provided with two, two sealing rubber gasket 8 all with be connected mounting disc 4 inner wall hot melt and be connected, sealing rubber gasket 8's setting, strengthen inside leakproofness.
The working principle is as follows: when the device is in use, carry out threaded connection with this explosion-proof type spark arrester main part 1 and mounting point through upper and lower two connection mounting discs 4, when the unexpected condition appeared, the back-fire relief metal mesh mechanism 11 that inside set up can effectually divide the fire source and refine to weaken the firepower so that reduce the penetrating power of firepower, the device weakens pad 10 and cushion 12 in being provided with in inside, the destruction power that the impact force brought is in the inside of weakening that can the maximize, strengthen interior component stability in use.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. An explosion-resistant type flame arrester used under the ethylene potential explosion environment comprises a flame-resistant type flame arrester main body (1), and is characterized in that: the upper end face and the lower end face of the explosion-proof type flame arrester main body (1) are both provided with first connecting flange plates (2), the first connecting flange plates (2) are provided with two, the first connecting flange plates (2) are fixedly connected with the explosion-proof type flame arrester main body (1), the inside of the explosion-proof type flame arrester main body (1) is provided with an inner cavity body (9), the inside of the inner cavity body (9) is provided with a flame-retardant metal net mechanism (11), the flame-retardant metal net mechanism (11) is in threaded connection with the explosion-proof type flame arrester main body (1) through a second threaded connecting rod (13), the second threaded connecting rod (13) is provided with two, the upper end face and the lower end face of the flame-retardant metal net mechanism (11) are both provided with an upper weakening pad (10), the upper weakening pad (10) is provided with two, the upper weakening pad (10) is both fixedly connected with the upper end face and the lower end face of the flame-retardant metal net mechanism (11), the outside round of back-fire relief metal mesh mechanism (11) all is provided with cushion block (12), and cushion block (12) are provided with a plurality of, a plurality of cushion block (12) all with back-fire relief metal mesh mechanism (11) fixed connection.
2. An explosion-arresting flame arrestor for use in an ethylene potentially explosive environment as defined in claim 1, wherein: the fireproof metal net is characterized in that a metal net (15) is arranged inside the fireproof metal net mechanism (11), and a metal gasket (14) is arranged between the metal net (15) and the fireproof metal net mechanism (11).
3. An explosion-arresting flame arrestor for use in potentially explosive ethylene environments as defined in claim 1 wherein: two the inside of first connecting flange board (2) all is provided with second preformed hole groove (7), and second preformed hole groove (7) are provided with a plurality of, a plurality of second preformed hole groove (7) all form with first connecting flange board (2) integral type.
4. An explosion-arresting flame arrestor for use in an ethylene potentially explosive environment as defined in claim 1, wherein: two be provided with first threaded connection pole (6) between first flange board (2), and first threaded connection pole (6) are provided with a plurality of, a plurality of the inside of second preformed hole groove (7) is all run through at the both ends of first threaded connection pole (6).
5. An explosion-arresting flame arrestor for use in an ethylene potentially explosive environment as defined in claim 1, wherein: two the outside of first connecting flange board (2) all is provided with connecting pipeline spare (3), and connecting pipeline spare (3) are provided with two, two the one end of connecting pipeline spare (3) all is provided with connection mounting disc (4), and connects mounting disc (4) and be provided with two, two connect mounting disc (4) all with the one end fixed connection of connecting pipeline spare (3).
6. An explosion-arresting flame arrestor for use in potentially explosive ethylene environments as defined in claim 5 wherein: two the inside of connecting mounting disc (4) all is provided with first preformed hole groove (5), and first preformed hole groove (5) are provided with a plurality of, a plurality of first preformed hole groove (5) all forms, two with the inside integral type of connecting mounting disc (4) the inner wall of connecting mounting disc (4) all is provided with sealing rubber packing ring (8), and sealing rubber packing ring (8) are provided with two, two sealing rubber packing ring (8) all with be connected mounting disc (4) inner wall hot melt and be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220203017.7U CN217041146U (en) | 2022-01-25 | 2022-01-25 | Explosion-resistant flame arrester used in ethylene potential explosion environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220203017.7U CN217041146U (en) | 2022-01-25 | 2022-01-25 | Explosion-resistant flame arrester used in ethylene potential explosion environment |
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| Publication Number | Publication Date |
|---|---|
| CN217041146U true CN217041146U (en) | 2022-07-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220203017.7U Active CN217041146U (en) | 2022-01-25 | 2022-01-25 | Explosion-resistant flame arrester used in ethylene potential explosion environment |
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| CN (1) | CN217041146U (en) |
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- 2022-01-25 CN CN202220203017.7U patent/CN217041146U/en active Active
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