CN216258811U

CN216258811U - Fire arrester

Info

Publication number: CN216258811U
Application number: CN202122808313.8U
Authority: CN
Inventors: 焦亮; 康存鑫; 柴敬超
Original assignee: Gongyi City Hengming Metal Products Co ltd
Current assignee: Gongyi City Hengming Metal Products Co ltd
Priority date: 2021-11-17
Filing date: 2021-11-17
Publication date: 2022-04-12
Anticipated expiration: 2031-11-17

Abstract

The utility model discloses a flame arrester, which comprises a shell, wherein flange connecting pipes are arranged on the upper side surface and the lower side surface of the shell, the two flange connecting pipes are communicated with the shell, sliding grooves are formed in the upper side surface and the lower side surface of the interior of the shell, a slidable flame retardant body is arranged in the shell through the sliding grooves, an ejection mechanism is arranged on the inner side surface of the shell, one end of the flame retardant body is contacted with the ejection mechanism, and a sliding groove cabin door is formed in one end of the shell, which is far away from the ejection mechanism; the square casing both sides of this spark arrester are connected with flange joint pipe, and flange joint pipe can be connected the installation with gas pipeline or the pipeline that need install the spark arrester, and square casing inside has the back-fire relief core, can the back-fire relief, withstands through pop-up mechanism and hinders the fire body, and when opening the hatch board lid, pop-up mechanism can ejecting hinder the fire body, conveniently takes out and hinders the fire body, can wash or change the back-fire relief body after taking out, need not unpack apart other parts, and convenient operation is simple when needing to wash and taking out and hinder the fire body.

Description

Fire arrester

Technical Field

The utility model relates to the technical field of flame arresters, in particular to a flame arrester.

Background

The flame arrester is a safety device for preventing the spread of flame of flammable gas and flammable liquid steam, is generally installed in a pipeline for conveying flammable gas or on a ventilated tank, and is a device for preventing the flame from spreading. 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.

The spark arrester just needs to be cleared up at interval, prevents that there is organic matter granule or the hole that solvent blockked up the back-fire relief core that dust or organic waste gas contained in the air intake pipe net, and the difficult stifled death that does not clear up very easily, but it is very inconvenient to change the back-fire relief core of washing, need dismantle the shell of spark arrester, and a lot of spark arresters are installed on fixed pipeline in addition, and fixed pipeline can not be dismantled, and this brings very big trouble to clearing up the spark arrester.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems that the replacement and washing of the flame retardant core are very inconvenient, the shell of the flame retardant device needs to be disassembled, and a plurality of flame retardant devices are arranged on a fixed pipeline which cannot be disassembled, so that great troubles are brought to the cleaning of the flame retardant device.

In order to achieve the purpose, the technical scheme of the utility model is as follows: the utility model provides a fire arrestor, includes the casing, the upper and lower both sides face of casing all is provided with flange joint pipe, two flange joint pipe all communicates with the casing, the spout has all been seted up to the inside upper and lower both sides face of casing, the casing is inside to be provided with slidable fire blocking body through the spout, the medial surface of casing is provided with pop-up mechanism, fire blocking body's one end and pop-up mechanism contact, the casing is kept away from pop-up mechanism's one end and has been seted up the spout hatch door, the inner wall of spout hatch door is provided with slidable hatch door cover.

Preferably, the fire retardant body includes the shell, the both sides face all is provided with the slider group about the shell, the slider group includes the slider of two symmetry settings, two be provided with the quad slit between the slider, the inner wall of quad slit is provided with the spark arrester, one side of shell is provided with the handle.

Preferably, the fire retardant device comprises two symmetrically arranged filter screens, and a fire retardant core is arranged between the two filter screens.

Preferably, the filter screen includes the support body, the support body passes through the inner wall of bolt fastening at the quad slit, the inner wall of support body is provided with the filter screen.

Preferably, the pop-up mechanism comprises a top plate, a spring is arranged on one side of the top plate, and one end of the spring is connected with the inner side wall of the shell.

Preferably, the hatch cover is connected with the shell through bolts, and anti-skid grains are arranged on the surface of the hatch cover.

Compared with the prior art, the utility model has the following beneficial effects: the square casing both sides are connected with flange joint pipe, flange joint pipe can be connected the installation with gas pipeline or the pipeline that need install the spark arrester, there is the back-fire relief core square casing inside, can the back-fire relief, withhold the fire-retardant body through pop-up mechanism, when opening the hatch board lid, pop-up mechanism can be ejecting to hinder the fire-retardant body, conveniently takes out the fire-retardant body, can wash or change the fire-retardant body after taking out, need not unpack other parts apart, convenient operation is simple when needing to wash and taking out the fire-retardant body.

Drawings

FIG. 1 is a front view of a flame arrestor of the present invention.

FIG. 2 is a side view of a flame arrestor of the present invention.

FIG. 3 is a cross-sectional view of a flame arrestor of the present invention.

FIG. 4 is a schematic view of the fire retardant body of the present invention.

Figure 5 is a cross-sectional view of the fire retardant body of the present invention.

In the figure: 1. a housing; 11. a chute; 12. a fire retardant body; 120. a grip; 121. a housing; 122. a slider group; 123. a slider; 124. a square hole; 125. a fire retardant device; 126. a filter screen; 1261. a frame body; 1262. filtering with a screen; 127. a fire retardant core; 13. an ejection mechanism; 131. a top plate; 132. a spring; 14. a chute door; 15. a hatch cover; 151. anti-skid lines; 2. and (4) connecting the flanges with pipes.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.

Referring to fig. 1-5, a flame arrester comprises a housing 1, wherein flange connecting pipes 2 are respectively arranged on the upper side surface and the lower side surface of the housing 1, and the two flange connecting pipes 2 are communicated with the housing 1. The shell 1 is communicated with the interiors of the two flange connecting pipes 2 through a pipeline, so that gas can pass through the pipeline, and the end openings of the two flange connecting pipes 2 are provided with flange plates which can be connected with other pipelines. The inside upper and lower both sides face of casing 1 has all been seted up spout 11, and casing 1 is inside to be provided with slidable through spout 11 and hinders fire body 12. The spout 11 has four, and the import department of spout 11 is the inclined plane, and the one end of slider 123 also is the inclined plane, conveniently inserts the back-fire relief body 12 in the spout 11, and the spout 11 makes back-fire relief body 12 can not left and right sides displacement, and four sliders 123 of back-fire relief body 12 insert in four spouts 11. The fire retardant body 12 comprises a shell 121, both the upper side surface and the lower side surface of the shell 121 are provided with sliding block sets 122, each sliding block set 122 comprises two symmetrically arranged sliding blocks 123, a square hole 124 is formed between the two sliding blocks 123, the inner wall of the square hole 124 is provided with a fire retardant device 125, and one side of the shell 121 is provided with a handle 120. The fire retardant device 125 comprises two symmetrically arranged filter screens 126, and a fire retardant core 127 is arranged between the two filter screens 126. The filter screen 126 comprises a frame body 1261, the frame body 1261 is fixed on the inner wall of the square hole 124 through bolts, and the inner wall of the frame body 1261 is provided with a filter screen 1262. The shell 121 of the fire retardant body 12 is of a square-shaped structure, a square hole 124 is formed in the middle of the shell, and the whole shell is made of aluminum alloy. Four sliders 123 are welded on two upper and lower surfaces of shell 121, back-fire relief device 125 is installed to the inner wall of square hole 124, wherein back-fire relief core 127 is in the middle part position of square hole 124, back-fire relief core 127 is between two support bodies 1261, support body 1261 passes through the bolt fastening, and the area of back-fire relief core 127 is slightly bigger than square hole 124, back-fire relief core 127 and square hole 124 adopt interference fit, the filter screen 1262 area of filter screen 126 is than the area of back-fire relief core 127, and the area of back-fire relief core 127 is much bigger than the passageway diameter of flange connecting pipe 2, also can have good back-fire relief effect when guaranteeing that the fire-relief body 12 scope removes, can cover the passageway of flange connecting pipe 2 completely, only need demolish two filter screens 126 when wasing, just can wash back-fire relief core 127, two filter screens 126 can prevent that some bigger objects from contacting back-fire relief core 127. The grip 120 of the flame retardant body 12 facilitates the removal of the flame retardant body 12.

The inner side surface of the shell 1 is provided with an ejecting mechanism 13, and one end of the fire-retardant body 12 is contacted with the ejecting mechanism 13. The eject mechanism 13 includes a top plate 131, a spring 132 is disposed on one side of the top plate 131, and one end of the spring 132 is connected to the inner side wall of the housing 1. The number of the springs 132 is two, the two springs 132 support the top plate 131, the top plate 131 supports the housing 121 of the fire retardant body 12, after the hatch cover 15 is closed, the fire retardant body 12 can compress the springs 132, the handle 120 supports the hatch cover 15 due to the pop-up mechanism 13, the fire retardant body 12 is kept stable due to the pop-up mechanism 13, after the hatch cover 15 is opened, the fire retardant body 12 can be popped out for a section due to the force of the pop-up mechanism 13, and the fire retardant body 12 can be taken out conveniently. One end of the shell 1 far away from the pop-up mechanism 13 is provided with a chute door 14, and the inner wall of the chute door 14 is provided with a slidable door cover 15. The door cover 15 is connected to the housing 1 by bolts, and the surface of the door cover 15 is provided with anti-slip threads 151. The inner wall of the sliding chute cabin door 14 is provided with two sliding ways, two convex sliding blocks are arranged on the side surface of the cabin door cover 15 and can move in the sliding ways, the cabin door cover 15 is L-shaped and can completely seal the sliding chute cabin door 14, the cabin door cover 15 is fixed through bolts, and the friction force can be increased through the anti-skid grains 151 on the surface of the cabin door cover 15.

When this spark arrester uses, with the pipeline and the flange joint 2 connection installation of gas pipeline or need installation spark arrester, there is back-fire relief core 127 square 1 inside of casing, can the back-fire relief, withstands the fire-retardant body 12 through pop-up mechanism 13, can fix the position of the fire-retardant body 12, when opening hatch door 15, pop-up mechanism 3 can ejecting fire-retardant body 12, conveniently takes out fire-retardant body 12, can wash or change the filter screen 126 and the back-fire relief core 127 of the fire-retardant body 12 after taking out, need not unpack apart other parts.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the utility model.

Claims

1. A flame arrester comprising a housing (1), characterized in that: the fire-retardant fireproof door is characterized in that flange connecting pipes (2) are arranged on the upper side face and the lower side face of the shell (1), the flange connecting pipes (2) are communicated with the shell (1), sliding grooves (11) are formed in the upper side face and the lower side face of the inside of the shell (1), a slidable fire-retardant body (12) is arranged in the shell (1) through the sliding grooves (11), a pop-up mechanism (13) is arranged on the inner side face of the shell (1), one end of the fire-retardant body (12) is in contact with the pop-up mechanism (13), a sliding groove door (14) is formed in one end, far away from the pop-up mechanism (13), of the shell (1), and a slidable cabin door cover (15) is arranged on the inner wall of the sliding groove door (14).

2. A flame arrestor as defined in claim 1, wherein: the fireproof body (12) comprises a shell (121), wherein the upper side surface and the lower side surface of the shell (121) are respectively provided with a sliding block set (122), each sliding block set (122) comprises two symmetrically arranged sliding blocks (123), a square hole (124) is formed between the two sliding blocks (123), the inner wall of the square hole (124) is provided with a fireproof device (125), and one side of the shell (121) is provided with a handle (120).

3. A flame arrestor as defined in claim 2, wherein: the fire retardant device (125) comprises two symmetrically arranged filter screens (126), and a fire retardant core (127) is arranged between the two filter screens (126).

4. A flame arrestor as defined in claim 3, wherein: the filter screen (126) includes support body (1261), the inner wall at quad slit (124) is fixed through the bolt in support body (1261), the inner wall of support body (1261) is provided with filter screen (1262).

5. A flame arrestor as defined in claim 1, wherein: the ejection mechanism (13) comprises a top plate (131), a spring (132) is arranged on one side of the top plate (131), and one end of the spring (132) is connected with the inner side wall of the shell (1).

6. A flame arrestor as defined in claim 1, wherein: the cabin door cover (15) is connected with the shell (1) through bolts, and anti-skid grains (151) are arranged on the surface of the cabin door cover (15).