Technical characteristics of GFQ type anti backfire and anti backflow device for Shandong mining anti backfire device
Category:
energy/Coal mine equipment/Coal mine equipment
Model:
GFQ type
Brand:
middling coal
brand:
middling coal
model:
GFQ type
Applicable fields:
coal mine
purpose:
mining
weight:
510~1550kg。
Place of Origin:
Shandong
manufacturer:
middling coal
Retail Price
10,200.00USD
重量
kg
- Product Description
-
brand middling coal
model GFQ type
Applicable fields coal mine
purpose mining
weight 510~1550kg。
Place of Origin Shandong
manufacturer middling coal
Description :


The GFQ type backfire and backflow prevention device is a specialized device used to prevent backfire and backflow in coal mine gas pipelines during explosions and combustion, while also having explosion-proof functions. This device is an essential safety facility for gas drainage and utilization systems. Suitable for installation in gas output pipeline systems, generally installed in locations close to users or gas pumps, to protect the safety of mines, pumping stations, and users.
Product features of GFQ type anti backfire and anti backflow device
The anti backfire and anti backflow device has a simple structure and safe and reliable operation. During the process of gas pumping, the cover plate inside the device opens under gas pressure and is in normal working condition; When there is no gas transmission, the cover plate inside the device is pressed against the inlet pipe under the force of the counterweight lever, which can prevent gas from returning; At the same time, when an explosion occurs, the cover plate inside the device also presses down on the inlet pipe, and the pressure can push open the explosion-proof rubber plate to achieve the purpose of pressure relief and explosion prevention, effectively protecting the safety of equipment and users in the well, pumping station, and underground.
Technical parameters of GFQ type anti backfire and anti backflow device
Height: 1400-2500mm;
Pipeline diameter: DN200 to DN1200;
Cylinder diameter: 1000-1820mm;
Weight: 510-1550kg.
Instructions for using GFQ type anti backfire and anti backflow device
1. When installing equipment, install it in the inlet and outlet pipelines according to the markings.
2. During use, it is necessary to strictly ensure that the bottom valve is closed and that the explosion-proof gasket is not damaged.
3. The product must be used within the calibrated pressure range on the nameplate. If gas leakage occurs, it should be stopped immediately.
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Key words:- GFQ type anti backfire and anti backflow device
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