CN201310630Y - Sweeping mechanism of cinder bell valve - Google Patents

Abstract

The utility model provides a sweeping mechanism of a cinder bell valve, which comprises a valve body, a pressing ring, a sealed ring and a bell body, wherein the sealed ring is mounted on the bell body through the pressing ring, a manhole cover is installed on the lateral surface of the valve body, an inflatable pipe is mounted on the manhole cover and connected with an inflatable ring, and air holes are evenly distributed on the inflatable ring. The utility model has the advantages that the sealed ring is purged at fixed time, no dirt remains on the sealed ring, the valve seal is reliable, and the valve service life is prolonged.

Description

A kind of blowing mechanism of ash discharge clock valve

Technical field

The utility model relates to a kind of valve, particularly relates to a kind of blowing mechanism of ash discharge clock valve.

Background technique

The ash discharge clock valve of metallurgy industry blast furnace system use at present, frequent unloading in the grey process, a large amount of coal gas ashes can be deposited on the seal ring, owing to contain a large amount of moisture content in the coal gas ash, the dewfall phenomenon can appear in time one length, the coal gas ash can be bonded on the seal ring as cement, causes sealing face leakage, influences the sealing of valve.

Summary of the invention

Be bonded on the seal ring in order to overcome existing ash discharge clock valve coal gas ash, cause the deficiency of sealing face leakage, the utility model provides a kind of blowing mechanism of ash discharge clock valve.

The technological scheme that its technical problem that solves the utility model adopts is a kind of blowing mechanism of ash discharge clock valve, comprise valve body, trim ring, seal ring, clock body, seal ring is installed on the clock body by trim ring, side of valve body also is equipped with a manhole cover, the qi of chong channel ascending adversely pipe is housed on the manhole cover, the qi of chong channel ascending adversely pipe is connected with the qi of chong channel ascending adversely circle, equal qi-emitting hole on the qi of chong channel ascending adversely circle.

The beneficial effects of the utility model are regularly seal ring to be purged, and do not have dirt on the seal ring, and valve seal is reliable, prolong the working life of valve.

Description of drawings

The utility model is described in further detail below in conjunction with drawings and Examples.

Fig. 1 is embodiment's a tectonic maps;

Among the figure: 1. valve body; 2. trim ring; 3. seal ring; 4. clock body; 5. manhole cover; 6. qi of chong channel ascending adversely pipe; 7. qi of chong channel ascending adversely circle.

Embodiment

As shown in Figure 1, a kind of blowing mechanism of ash discharge clock valve, comprise valve body 1, trim ring 2, seal ring 3, clock body 4, seal ring 3 is installed on the clock body 4 by trim ring 2, a manhole 5 lids also are equipped with in the side of valve body 1, qi of chong channel ascending adversely pipe 6 is housed on the manhole cover 5, and qi of chong channel ascending adversely pipe 6 is connected with qi of chong channel ascending adversely circle 7, equal qi-emitting hole on the qi of chong channel ascending adversely circle 7.When ash discharge clock valve was in out, pressurized air entered qi of chong channel ascending adversely pipe 6 and qi of chong channel ascending adversely circle 7, seal ring 3 is washed clean seal circle 3 by the pore on the qi of chong channel ascending adversely circle 7.

Claims (1)

1, a kind of blowing mechanism of ash discharge clock valve, comprise valve body, trim ring, seal ring, clock body, seal ring is installed on the clock body by trim ring, it is characterized in that: described side of valve body also is equipped with a manhole cover, the qi of chong channel ascending adversely pipe is housed on the manhole cover, the qi of chong channel ascending adversely pipe is connected with the qi of chong channel ascending adversely circle, equal qi-emitting hole on the qi of chong channel ascending adversely circle.

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