CN208748129U - A kind of Blast Furnace Throat Ventilation Valve for capableing of automatic relief - Google Patents
A kind of Blast Furnace Throat Ventilation Valve for capableing of automatic relief Download PDFInfo
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- CN208748129U CN208748129U CN201821393910.0U CN201821393910U CN208748129U CN 208748129 U CN208748129 U CN 208748129U CN 201821393910 U CN201821393910 U CN 201821393910U CN 208748129 U CN208748129 U CN 208748129U
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- valve
- sealing ring
- disc spring
- blast furnace
- automatic relief
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Abstract
The utility model discloses the Blast Furnace Throat Ventilation Valves that one kind is capable of automatic relief, including valve body, the upper end of the valve seat is provided with double containment valve deck, the upper end of the valve seat is provided with sealing ring, the sealing ring is internally provided with adjusting pad, the lower end of the adjusting pad is connected with the adjustment bolt through valve base surface, the surface of the bearing block, which is connected with, cranks arm, the plain bearing housing is internally provided with disc spring mechanism, the surface of the main shaft is provided with hydraulic drive mechanism, the hydraulic drive mechanism is connected with rotating disc close to one end of valve body, the rotating disc is connected with disc spring mechanism.The utility model drives disc spring mechanism to drive movement of cranking arm by connecting rod by hydraulic drive mechanism, it is on and off to control valve plate, realize automatic relief, when sealing ring has concentrated wear, sealing ring and valve deck contact area can be adjusted by adjusting the adjustment bolt grade adjusting pad of sealing ring lower potion, realizes that sealing ring mild wear does not have to replacement sealing ring.
Description
Technical field
The utility model relates to metallurgical technology field, specially a kind of Blast Furnace Throat Ventilation Valve for capableing of automatic relief.
Background technique
Bleeding valve is the technological equipment of blast furnace roof equilibrium system pressure, controls system pressure in State of Blast Furnace, makes height
Furnace furnace roof is maintained within the scope of operation pressure, and blast furnace ironmaking keeps stable coefficient.
Existing bleeding valve valve plate is sealed with valve deck using single structure firmly, and sealing surface is easily bonded dust, causes to seal
Face is not tight, and in the case where high pressure dust washes away, valve seat damage, sealing system failure, blast fumance is unstable, causes blast furnace staying, shadow
Ring blast fumance.
Utility model content
The purpose of this utility model is to provide the Blast Furnace Throat Ventilation Valves that one kind is capable of automatic relief, to solve above-mentioned back
The existing bleeding valve valve plate proposed in scape technology is sealed with valve deck using single structure firmly, and sealing surface is easily bonded dust, makes
Not tight at sealing surface, in the case where high pressure dust washes away, valve seat damage, sealing system failure, blast fumance is unstable, and blast furnace is caused to stop
Wind, the problem of influencing blast fumance.
To achieve the above object, the utility model provides the following technical solutions: one kind capableing of the blast furnace roof of automatic relief
Diffusion valve, including valve body, the upper end of the valve body are provided with valve seat, and the upper end of the valve seat is provided with double containment valve deck, described
The upper end of valve seat is provided with sealing ring, and the sealing ring is internally provided with adjusting pad, and the lower end of the adjusting pad, which is connected with, to be passed through
The adjustment bolt of valve base surface is worn, the side of the valve body is provided with main shaft, and the surface of the main shaft is provided with bearing block, described
The surface of bearing block, which is connected with, cranks arm, and described one end far from bearing block of cranking arm is connected with valve deck, and the inside of the valve deck is set
It is equipped with ball ring, the ball ring is connected with cranking arm, and the surface cranked arm is provided with plain bearing housing, the sliding bearing
Seat is internally provided with disc spring mechanism, and the surface of the main shaft is provided with hydraulic drive mechanism, and the hydraulic drive mechanism is close
One end of valve body is connected with rotating disc, and the rotating disc is connected with disc spring mechanism.
Preferably, the lower end of the disc spring mechanism is sleeve-like configuration, and inside is equipped with disc spring storehouse saddle and connecting rod, the dish
The two sides of connecting rod are arranged in spring storehouse saddle.
Preferably, the hydraulic drive mechanism includes hydraulic cylinder and hydraulic stem, the output end connection of the hydraulic cylinder
There is hydraulic stem, the bottom end of the hydraulic stem is connected with rotating disc.
Preferably, the hydraulic stem inside the hydraulic drive mechanism is hinged by rotating disc and disc spring mechanism.
Preferably, the material of the sealing ring is soft rubber, and the sealing ring and valve seat bond.
Preferably, it is provided with sealing pair at the valve deck and sealing ring contact position, valve deck welding, institute are paid in the sealing
Stating the material that sealing is paid is hard alloy.
Compared with prior art, the utility model has the beneficial effects that the utility model is by cranking arm between valve deck
It is provided with ball ring, when valve deck is contacted with valve seat, ball ring adjust automatically makes the hard sealing surface of valve deck and valve seat keep circumference equal
Even contact, good seal, by sealing ring and the valve deck design of setting, there are certain volumes under pressure, it is ensured that valve deck is close with sealing ring
Envelope, when sealing ring has concentrated wear, can pass through online without leaking and adjust the adjustment bolt of sealing ring lower potion and adjusting pad can
Sealing ring and valve deck contact area are adjusted, realizes that sealing ring mild wear does not have to replacement sealing ring, caused by reducing blast furnace staying
Production loss problem, by the adjustment of sealing ring, increasing the period of replacement sealing ring online.
Detailed description of the invention
Fig. 1 is the schematic diagram of internal structure of the utility model；
Fig. 2 is the A schematic enlarged-scale view of the utility model；
Fig. 3 is the sliding bearing structure schematic diagram of the utility model.
In figure: 1, valve body；2, valve deck；3, sealing ring；4, valve seat；5, disc spring mechanism；501, disc spring storehouse saddle；502, even
Bar；6, hydraulic drive mechanism；601, hydraulic cylinder；602, hydraulic stem；7, adjustment bolt；8, adjusting pad；9, it cranks arm；10, spherical surface
Pad；11, sealing is paid；12, main shaft；13, bearing block；14, plain bearing housing；15, rotating disc.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1-3, a kind of embodiment provided by the utility model: one kind capableing of the blast furnace roof release of automatic relief
Valve, including valve body 1, the upper end of valve body 1 are provided with valve seat 4, and the upper end of valve seat 4 is provided with double containment valve deck 2, the upper end of valve seat 4
It is provided with sealing ring 3, sealing ring 3 is internally provided with adjusting pad 8, and the lower end of adjusting pad 8 is connected with the tune through 4 surface of valve seat
Whole bolt 7, the side of valve body 1 are provided with main shaft 12, and the surface of main shaft 12 is provided with bearing block 13, the surface connection of bearing block 13
Crank arm 9,9 one end far from bearing block 13 of cranking arm is connected with valve deck 2, and valve deck 2 is internally provided with ball ring 10, ball ring
10 9 are connected with cranking arm, and 9 surface of cranking arm is provided with plain bearing housing 14, and plain bearing housing 14 is internally provided with disc spring machine
Structure 5, the surface of main shaft 12 are provided with hydraulic drive mechanism 6, and hydraulic drive mechanism 6 is connected with rotating disc close to one end of valve body 1
15, rotating disc 15 is connected with disc spring mechanism 5.
In this embodiment: by being provided with ball ring 10 between valve deck cranking arm, when valve deck 2 and valve seat 4 contact, ball
10 adjust automaticallies are padded in face makes the hard sealing surface of valve deck 2 keep even circumferential to contact with valve seat 4, good seal, when sealing ring 3 has part
When abrasion, sealing ring 3 and valve deck can be adjusted by the adjustment bolt 7 and adjusting pad 8 of 3 lower part of sealing ring of setting online
2 contacts area realize that 3 mild wear of sealing ring does not have to replacement sealing ring 3, reduce production loss problem caused by blast furnace staying,
By the adjustment online to sealing ring 3, the period of replacement sealing ring 3 is increased.
Referring to Fig. 1, the lower end of disc spring mechanism 5 is sleeve-like configuration, inside is equipped with disc spring storehouse saddle 501 and connecting rod 502,
The two sides of connecting rod 502 are arranged in disc spring storehouse saddle 501, pass through the connecting rod 502 and disc spring storehouse saddle inside the disc spring mechanism 5 of setting
501 so that valve deck 2 remains counterpressure to valve seat 4 under disc spring system pressure press State of Blast Furnace with 9 connections of cranking arm
Power is kept within the scope of counterpressure.
Referring to Fig. 1, hydraulic drive mechanism 6 includes hydraulic cylinder 601 and hydraulic stem 602, the output end of hydraulic cylinder 601
It is connected with hydraulic stem 602, the bottom end of hydraulic stem 602 is connected with rotating disc 15, the hydraulic stem 602 inside hydraulic drive mechanism 6
It is hinged by rotating disc 15 and disc spring mechanism 5, it pushes hydraulic stem 602 to stretch out by the hydraulic cylinder 601 of setting, passes through rotating disc
The hinged disc spring mechanism 5 of 15 drivings drives 9 movements of cranking arm by connecting rod 502, and control valve plate is on and off, and realization is put automatically
It dissipates.
Referring to Fig. 2, the material of sealing ring 3 is soft rubber, sealing ring 3 and valve seat 4 are bonded, and valve deck 2 is contacted with sealing ring 3
It is provided with sealing at position and pays 11, sealing is paid 11 and welded with valve deck 2, and the material that sealing pays 11 is hard alloy, passes through setting
The sealing of hard alloy pays 11, contacts sealing ring 3 with valve deck 2 tightly, prevents from leaking out.
Working principle: when in furnace being more than setup pressure value, the hydraulic cylinder 601 inside hydraulic drive mechanism 6 pushes liquid
Compression bar 602 stretches out, and drives hinged disc spring mechanism 5 to drive 9 movements of cranking arm by connecting rod 502 by rotating disc 15, controls valve plate
It is on and off, it realizes automatic relief, after the completion of release, shrinks hydraulic stem 602 by hydraulic cylinder 601, drive hinged
Disc spring mechanism 5 resets so that valve plate is closed, by the connecting rod 502 disc spring mechanism 5 of setting inside and disc spring storehouse saddle 501 and
9 connections of cranking arm so that valve deck 2 remains counterpressure to valve seat 4 under disc spring system pressure keep blast furnace top pressure
Within the scope of counterpressure, valve deck 2 and cranks arm and ball ring 10 is set between 9 can freely be put in the horizontal plane when valve plate is closed
It is dynamic, make valve deck 2 and the adaptive circumference gluing, sealing of valve seat 4, since 3 long-time of sealing ring works in the case of a high temperature, when release
High pressure dust coal gas washes away valve seat 4 and sealing ring 3 washes away sealing ring 3 is caused to wear for a long time, by rotating 7 band of adjustment bolt
Dynamic adjusting pad 8 contacts sealing ring 3 with valve deck 2 tightly, does not leak out, and 3 service life of sealing ring lengthens, and increases replacement sealing ring
3 period reduces blast furnace staying, and by designing in sealing ring 3 and valve deck 2, there are certain volumes under pressure, it is ensured that valve deck 2 and sealing ring
3 sealings, nothing leak.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (6)
1. one kind is capable of the Blast Furnace Throat Ventilation Valve of automatic relief, including valve body (1), it is characterised in that: the valve body (1) it is upper
End is provided with valve seat (4), and the upper end of the valve seat (4) is provided with double containment valve deck (2), and the upper end of the valve seat (4) is provided with
Sealing ring (3), the sealing ring (3) are internally provided with adjusting pad (8), and the lower end of the adjusting pad (8) is connected with through valve
The adjustment bolt (7) on seat (4) surface, the side of the valve body (1) are provided with main shaft (12), the surface setting of the main shaft (12)
Have bearing block (13), the surface of the bearing block (13) is connected with crank arm (9), it is described crank arm (9) far from bearing block (13) one
End is connected with valve deck (2), and the valve deck (2) is internally provided with ball ring (10), the ball ring (10) and (9) phase of cranking arm
Connection, the surface for cranking arm (9) are provided with plain bearing housing (14), and the plain bearing housing (14) is internally provided with disc spring
The surface of mechanism (5), the main shaft (12) is provided with hydraulic drive mechanism (6), and the hydraulic drive mechanism (6) is close to valve body
(1) one end is connected with rotating disc (15), and the rotating disc (15) is connected with disc spring mechanism (5).
2. the Blast Furnace Throat Ventilation Valve that one kind according to claim 1 is capable of automatic relief, it is characterised in that: the disc spring
The lower end of mechanism (5) is sleeve-like configuration, and inside is equipped with disc spring storehouse saddle (501) and connecting rod (502), disc spring storehouse saddle
(501) it is arranged in the two sides of connecting rod (502).
3. the Blast Furnace Throat Ventilation Valve that one kind according to claim 1 is capable of automatic relief, it is characterised in that: described hydraulic
Driving mechanism (6) includes hydraulic cylinder (601) and hydraulic stem (602), and the output end of the hydraulic cylinder (601) is connected with hydraulic
The bottom end of bar (602), the hydraulic stem (602) is connected with rotating disc (15).
4. the Blast Furnace Throat Ventilation Valve that one kind according to claim 1 is capable of automatic relief, it is characterised in that: described hydraulic
The internal hydraulic stem (602) of driving mechanism (6) is hinged by rotating disc (15) and disc spring mechanism (5).
5. the Blast Furnace Throat Ventilation Valve that one kind according to claim 1 is capable of automatic relief, it is characterised in that: the sealing
The material for enclosing (3) is soft rubber, and the sealing ring (3) and valve seat (4) bond.
6. the Blast Furnace Throat Ventilation Valve that one kind according to claim 1 is capable of automatic relief, it is characterised in that: the valve deck
(2) and at sealing ring (3) contact position it is provided with sealing and pays (11), the sealing is paid (11) and welded with valve deck (2), the sealing
The material for paying (11) is hard alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821393910.0U CN208748129U (en) | 2018-08-28 | 2018-08-28 | A kind of Blast Furnace Throat Ventilation Valve for capableing of automatic relief |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821393910.0U CN208748129U (en) | 2018-08-28 | 2018-08-28 | A kind of Blast Furnace Throat Ventilation Valve for capableing of automatic relief |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208748129U true CN208748129U (en) | 2019-04-16 |
Family
ID=66082214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821393910.0U Active CN208748129U (en) | 2018-08-28 | 2018-08-28 | A kind of Blast Furnace Throat Ventilation Valve for capableing of automatic relief |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208748129U (en) |
-
2018
- 2018-08-28 CN CN201821393910.0U patent/CN208748129U/en active Active
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