CN213724544U

CN213724544U - Multichannel flame arrester

Info

Publication number: CN213724544U
Application number: CN202022161727.1U
Authority: CN
Inventors: 赵铁峰; 蒋良雄; 王宝铁
Original assignee: Qidong Hengsheng Instrument Equipment Co ltd
Current assignee: Qidong Hengsheng Instrument Equipment Co ltd
Priority date: 2020-09-28
Filing date: 2020-09-28
Publication date: 2021-07-20
Anticipated expiration: 2030-09-28

Abstract

The utility model discloses a multichannel spark arrester, which comprises a housin, casing both ends are connected respectively and are equipped with intake pipe and outlet duct, the intake pipe with the outlet duct is kept away from casing one end is equipped with mounting flange respectively, the inside passageway one that is equipped with of casing, passageway both ends respectively with the intake pipe with the outlet duct is connected, the inside fixed mounting of passageway is equipped with temperature sensor, the installation is equipped with solenoid valve one on the passageway one, the passageway one-to-one side is connected and is equipped with passageway two, the installation is equipped with solenoid valve two on the passageway two, passageway below packing has the back-fire retardant material, the packing has the core above the passageway two, two one end of passageway run through in the back-fire-retardant material extends to in the back-fire-retardant material. The novel fire-retardant core has the beneficial effects that the fire-retardant efficiency is high, the requirement is met, meanwhile, the filling core body is metal regular filler or metal random filler, the structure is simple, the energy is saved, the cost is low, and the fire-retardant efficiency is improved.

Description

Multichannel flame arrester

Technical Field

The utility model relates to a spark arrester particularly, relates to a multichannel spark arrester.

Background

Flame arrestors are safety devices used to prevent the spread of flames of 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-retardant core, a flame-retardant casing 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 existing flame arrester has a simple structure, causes single function and cannot meet the requirement.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multichannel spark arrester to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a multichannel spark arrester, includes the casing, casing both ends are connected respectively and are equipped with intake pipe and outlet duct, the intake pipe with the outlet duct is kept away from casing one end is equipped with mounting flange respectively, the inside passageway that is equipped with of casing, a passageway both ends respectively with the intake pipe with the outlet duct is connected, the inside fixed mounting of passageway is equipped with temperature sensor, the installation is equipped with solenoid valve one on the passageway one, the connection of passageway one-to-one side is equipped with passageway two, the installation is equipped with solenoid valve two on the passageway two, passageway below packing has the fire retardant, the packing has the core in two tops of passageway, two one end of passageway run through in the fire retardant extends to in the fire retardant.

Furthermore, fixing flanges are symmetrically arranged on the outer side of the shell, and the fixing flanges are fixedly connected through locking studs.

Furthermore, a controller is fixedly arranged at the top in the shell and electrically connected with the temperature sensor, the first electromagnetic valve and the second electromagnetic valve.

Furthermore, a filter screen is arranged on the air outlet pipe, the filter screen is fixedly arranged on the mounting ring, and two sides of the mounting ring are fixedly connected with the air outlet pipe through connecting blocks.

Furthermore, a mounting groove is formed in the connecting block, protruding blocks are fixedly arranged on two sides of the mounting ring, and the protruding blocks penetrate through the mounting groove and extend into the mounting groove.

Further, threaded holes are formed in two sides of the mounting groove respectively, threaded holes are connected with a screw rod in a threaded mode, one end of the screw rod is connected with the clamping plate, and the other end of the screw rod extends to the outside of the mounting groove to form a knob.

Furthermore, a limiting nut is fixedly arranged on the outer side of the threaded hole, and the screw rod is in threaded connection with the nut.

Further, the fire retardant is liquid or water added with a fire retardant.

The utility model provides a multichannel spark arrester, beneficial effect as follows:

(1) firstly, gaseous the passing through intake pipe, reach in the passageway one, detect gaseous temperature through temperature sensor, when the temperature is the normal value, solenoid valve two is closed, solenoid valve one is opened, gaseous normally passes through the spark arrester, when detecting gaseous temperature, when being higher than the normal value, explain deflagration flame appears, solenoid valve one is closed, prevent gaseous passing through, solenoid valve two is opened, gaseous passing through passageway two, enter into in the fire retardant agent, reach the purpose of back-fire relief, the back-fire relief is efficient, the demand has been satisfied, simultaneously, it packs the core and is regular packing of metal or metal random packing, moreover, the steam generator is simple in structure, energy is saved, and is low in cost, and the back-fire relief efficiency is improved.

(2) Through being equipped with mounting flange and locking double-screw bolt, play fixed spacing effect. And the controller is arranged to control the first electromagnetic valve and the second electromagnetic valve to be opened and closed. Through being equipped with the filter screen, can carry out effectual filtration to gas, increased the function of spark arrester, during the installation, inject the lug of collar both sides into the mounting groove, rotate the knob again, drive the screw rod and remove, the screw rod drives splint and removes, contacts with the lug, plays to press from both sides tight fixed effect, has made things convenient for installation and change.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic illustration of a multichannel flame arrestor, according to an embodiment of the invention;

FIG. 2 is a schematic illustration of the internal structure of a housing in a multichannel flame arrestor in accordance with an embodiment of the invention;

fig. 3 is a schematic view of a partial structure of an outlet duct in a multichannel flame arrestor according to an embodiment of the invention;

FIG. 4 is a schematic view of an installation configuration of a filter screen in a multichannel flame arrestor in accordance with an embodiment of the invention;

fig. 5 is an enlarged view at a in fig. 4.

Reference numerals:

1. a housing; 2. an air inlet pipe; 3. an air outlet pipe; 4. installing a flange; 5. a first channel; 6. a first electromagnetic valve; 7. a second channel; 8. a fire retardant; 9. a second electromagnetic valve; 10. a core body; 11. a fixed flange; 12. locking the stud; 13. a controller; 14. a temperature sensor; 15. a filter screen; 16. a mounting ring; 17. connecting blocks; 18. a bump; 19. a splint; 20. a screw.

Detailed Description

The following, with reference to the drawings and the detailed description, further description of the present invention is made:

the first embodiment is as follows:

referring to fig. 1-5, a multichannel flame arrester according to an embodiment of the present invention includes a casing 1, an inlet pipe 2 and an outlet pipe 3 are respectively connected to two ends of the casing 1, an installation flange 4 is respectively disposed at an end of the inlet pipe 2 and an end of the outlet pipe 3 away from the casing 1, a first passage 5 is disposed inside the casing 1, two ends of the first passage 5 are respectively connected to the inlet pipe 2 and the outlet pipe 3, a temperature sensor 14 is fixedly installed inside the first passage 5, a first electromagnetic valve 6 is installed on the first passage 5, a second passage 7 is connected to one side of the first passage 5, a second electromagnetic valve 9 is installed on the second passage 7, a flame retardant 8 is filled below the first passage 5, a core 10 is filled above the second passage 7, one end of the second passage 7 penetrates through the flame retardant 8 and extends into the flame retardant 8, firstly, gaseous intake pipe 2 that passes through, in arriving passageway one 5, detect gaseous temperature through temperature sensor 14, when the temperature is the normal value, solenoid valve two 9 is closed, solenoid valve one 6 is opened, gaseous normal through the spark arrester, when detecting gaseous temperature, when being higher than the normal value, explain deflagration flame appears, solenoid valve one 6 is closed, prevent gaseous passing through, solenoid valve two 9 is opened, gaseous passing through passageway two 7, enter into in the fire retardant agent 8, reach the purpose of back-fire relief, the back-fire relief is efficient, the demand has been satisfied, simultaneously, pack core 10 and be regular packing of metal or the scattered heap of metal packing, moreover, the steam generator is simple in structure, the energy saving, low cost, back-fire relief efficiency has been improved.

Example two:

referring to fig. 1-5, for a housing 1, fixing flanges 11 are symmetrically arranged on the outer side of the housing 1, the fixing flanges 11 are fixedly connected through locking studs 12, and the fixing flanges 11 and the locking studs 12 are arranged to perform a fixing and limiting function. For the shell 1, a controller 13 is fixedly installed at the top in the shell 1, the controller 13 is electrically connected with the temperature sensor 14, the first electromagnetic valve 6 and the second electromagnetic valve 9, and the first electromagnetic valve 6 and the second electromagnetic valve 9 are controlled to be opened and closed by the controller 13. For the air outlet pipe 3, a filter screen 15 is arranged on the air outlet pipe 3, the filter screen 15 is fixedly arranged on a mounting ring 16, and two sides of the mounting ring 16 are fixedly connected with the air outlet pipe 3 through connecting blocks 17. For the connecting block 17, an installation groove is formed in the connecting block 17, protruding blocks 18 are fixedly arranged on two sides of the installation ring 16, and the protruding blocks 18 penetrate through the installation groove and extend into the installation groove. For the mounting groove, threaded holes are respectively formed in two sides of the mounting groove, a screw rod 20 is connected in the threaded holes in a threaded mode, one end of the screw rod 20 is connected with the clamping plate 19, and a knob is arranged at the other end of the screw rod 20 and extends to the outside of the mounting groove. For the threaded hole, a limit nut is fixedly arranged on the outer side of the threaded hole, and the screw rod 20 is in threaded connection with the nut. To back-fire retardant agent 8, back-fire retardant agent 8 is the liquid or the water of adding the fire retardant, through being equipped with filter screen 15, can carry out effectual filtration to gas, has increased the function of spark arrester, during the installation, injects the lug of collar 16 both sides into the mounting groove, rotates the knob again, drives screw rod 20 and removes, and screw rod 20 drives splint 19 and removes, contacts with lug 18, plays to press from both sides tight fixed effect, has made things convenient for installation and change.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process

In practical application, at first, gaseous intake pipe 2 that passes through, reach in the passageway 5, detect gaseous temperature through temperature sensor 14, when the temperature is the normal value, solenoid valve two 9 is closed, solenoid valve one 6 is opened, gaseous normal fire arrestor that passes through, when detecting gaseous temperature, when being higher than the normal value, the explanation deflagration flame appears, solenoid valve one 6 is closed, prevent gaseous passing through, solenoid valve two 9 is opened, gaseous passageway two 7 that passes through, enter into in the fire retardant agent 8, reach the purpose of back-fire relief, the back-fire relief is efficient, the demand has been satisfied, simultaneously, it is regular packing or the metal random packing of metal to fill core 10, moreover, the steam generator is simple in structure, energy saving, and is low in cost, and the back-fire relief efficiency is improved. The fixing flange 11 and the locking stud 12 are arranged to play a role in fixing and limiting. The first solenoid valve 6 and the second solenoid valve 9 are controlled to open and close by being provided with a controller 13. Through being equipped with filter screen 15, can carry out effectual filtration to gas, increased the function of spark arrester, during the installation, inject the lug of 16 both sides of collar into the mounting groove, rotate the knob again, drive screw rod 20 and remove, screw rod 20 drives splint 19 and removes, contacts with lug 18, plays the effect of pressing from both sides tight fixed, has made things convenient for installation and change.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The multichannel flame arrester is characterized by comprising a shell (1), wherein an air inlet pipe (2) and an air outlet pipe (3) are respectively connected and arranged at two ends of the shell (1), the air inlet pipe (2) and the air outlet pipe (3) are far away from one end of the shell (1) and are respectively provided with a mounting flange (4), a first channel (5) is arranged inside the shell (1), two ends of the first channel (5) are respectively connected with the air inlet pipe (2) and the air outlet pipe (3), a temperature sensor (14) is fixedly arranged inside the first channel (5), a first electromagnetic valve (6) is arranged on the first channel (5), a second channel (7) is connected and arranged at one side of the first channel (5), a second electromagnetic valve (9) is arranged on the second channel (7), a flame retardant agent (8) is filled below the first channel (5), and a core body (10) is filled above the second channel (7), one end of the second channel (7) penetrates through the fire retardant (8) and extends into the fire retardant (8).

2. A multichannel flame arrester as claimed in claim 1, characterized in that the housing (1) is provided symmetrically with fixing flanges (11) on the outside, and the fixing flanges (11) are fixedly connected with each other by means of locking studs (12).

3. A multichannel flame arrester as claimed in claim 2, characterized in that a controller (13) is fixedly mounted at the top inside the housing (1), the controller (13) being electrically connected to the temperature sensor (14), the first solenoid valve (6) and the second solenoid valve (9).

4. A multichannel flame arrester as claimed in claim 3, characterized in that a filter screen (15) is mounted on the outlet duct (3), the filter screen (15) is fixedly mounted on a mounting ring (16), and two sides of the mounting ring (16) are fixedly connected with the outlet duct (3) through connecting blocks (17).

5. A multichannel flame arrester as claimed in claim 4, characterized in that the connecting block (17) is provided with a mounting groove, and projections (18) are fixedly arranged on both sides of the mounting ring (16), and the projections (18) penetrate through the mounting groove and extend into the mounting groove.

6. A multichannel flame arrester as claimed in claim 5, characterized in that threaded holes are respectively opened on both sides of the mounting groove, a screw rod (20) is connected in the threaded holes in a threaded manner, one end of the screw rod (20) is connected with the clamping plate (19), and a knob is arranged at the other end of the screw rod (20) extending to the outside of the mounting groove.

7. A multichannel flame arrester as claimed in claim 6, characterized in that a limit nut is fixedly arranged outside the threaded hole, and the screw (20) is in threaded connection with the nut.

8. A multichannel flame arrester as claimed in claim 7, characterized in that the flame arrester (8) is a liquid or water to which a flame retardant is added.