CN206345872U - A kind of bituminous shale oil refining special hot-blast valve with wedge-caulking device - Google Patents
A kind of bituminous shale oil refining special hot-blast valve with wedge-caulking device Download PDFInfo
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- CN206345872U CN206345872U CN201720074510.2U CN201720074510U CN206345872U CN 206345872 U CN206345872 U CN 206345872U CN 201720074510 U CN201720074510 U CN 201720074510U CN 206345872 U CN206345872 U CN 206345872U
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Abstract
The utility model discloses a kind of bituminous shale oil refining special hot-blast valve with wedge-caulking device, mainly including valve body, valve plate and wedge-caulking device, the valve plate moves up and down in body cavity, for the keying of control piper；The valve plate includes sealing surface side plate, pressure-bearing surface side plate and annular side plate；The wedge-caulking device includes valve plate voussoir and valve body voussoir, and the valve plate voussoir is fixed in the annular side plate of valve plate, and the valve body voussoir is fixed on the side wall of valve body.The utility model adds wedge-caulking device by changing the shape of traditional valve body in valve body valve plate, realizes the mechanicalness forced seal of valve plate and valve body, effectively extends the service life of hot-blast valve.
Description
Technical field
The utility model is related to the hot-blast valve used on a kind of pipeline of metallurgy high furnace hot blast stove system, especially a kind of
Bituminous shale oil refining special hot-blast valve with wedge-caulking device.
Background technology
Hot-blast valve is mounted on the pipeline of metallurgy high furnace hot blast stove system, for controlling Combustion of Hot Air Furnace phase and on air
The switching equipment that pipeline is opened and closed.Hot-blast stove on air, open by hot-blast valve, and hot-air is sent to blast furnace by pipeline；Combustion of Hot Air Furnace
Phase, hot-blast valve is closed.
In metallurgy high furnace hot blast stove system, particularly bituminous shale oil refining hot blast stove system, because manifold pressure is low,
More than medium containing dust and impurity, fouling is serious to the cold the features such as, existing traditional hot-blast valve is primarily present following deficiency：
(1) pressure medium is relatively low in pipeline of hot air furnace, typically less than 0.1Mpa, and hot-blast valve is only close by such pressure medium
Seal effect unsatisfactory, it is possible to cause hot-blast stove to be leaked out when preheating, high-pressure hot wind can blow bad valve sealing face in the short time, enter
And valve function is lost.
(2) dust in medium is attached to after valve inwall with impurity, and the hydrocarbon in impurity can penetrate into and corrode
Heat-resistant material layer on the inside of valve, peeling phenomenon is serious, causes valve sealing face to damage, has a strong impact on the service life of valve.
After valve is damaged, whole bituminous shale oil refining technique may be influenceed, causes yield rate to reduce；It is also possible to in system
Other equipment is impacted, and causes the damage of other equipment；Whole production line is may also result in when serious to stop production, and causes huge warp
Ji loss.Therefore how to improve the sealing effectiveness of valve and improve the corrosion resistance of valve plate, be that effective extension hot-blast valve is used
The key in life-span.
The content of the invention
The purpose of this utility model is to provide a kind of bituminous shale oil refining special hot-blast valve with wedge-caulking device, can
To overcome the defect of prior art well, the mechanicalness forced seal of valve plate and valve body is realized, hot-blast valve is effectively extended
Service life.
To achieve these goals, scheme of the present utility model is：
A kind of bituminous shale oil refining special hot-blast valve with wedge-caulking device, mainly including valve body, valve plate and wedging
Device, the valve plate moves up and down in body cavity, for the keying of control piper；The valve plate include sealing surface side plate,
Pressure-bearing surface side plate and annular side plate；The wedge-caulking device includes valve plate voussoir and valve body voussoir, and the valve plate voussoir is fixed on valve
In the annular side plate of plate, the valve body voussoir is fixed on the side wall of valve body.
Further, the valve plate voussoir is triangle voussoir, and is inclined-plane, the inclined-plane close to the side of pressure-bearing surface side plate
Angle is 45 degree.
Further, the valve body voussoir includes eccentric cam and adjustment block, and adjustment block is located inside eccentric cam, is used for
Adjust the position of eccentric cam.
Further, cooling water microcirculation structure, including water inlet and delivery port are additionally provided with inside the eccentric cam, it is cold
Water enters eccentric cam by water inlet, is discharged after microcirculation inside eccentric cam from delivery port.
Further, the annular side plate both sides are respectively equipped with two symmetrical valve plate voussoirs, corresponding, the valve body two
Side is respectively equipped with two symmetrical valve body voussoirs, and the valve body voussoir can mechanicalness pressure with valve plate voussoir when hot-blast valve is closed
Tightly.
Further, the valve interior wall also has heat-insulating anti-corrosive coating layer.
Further, the valve plate bottom is provided with scraper plate, and the valve body bottom is square blowdown tank, the blowdown tank
Side wall is provided with ash removing opening.
Further, the hot-blast valve also includes bonnet and valve rod, and the bonnet is bolted on valve body upper end, institute
State valve rod to be fixed on bonnet by floating seal supporting construction, valve rod bottom is fixedly connected with valve plate, valve rod drives valve plate in valve
Move up and down in vivo, realize the switch of hot-blast valve.
The technical scheme provided according to the utility model, has the advantages that：
The utility model has done larger improvement compared with traditional hot-blast valve in structure.The wedging dress that valve is set up
Put, the relative position of cam and voussoir can be adjusted at any time at the scene, the state of being adjacent to is kept it in, so as to ensure the close of valve
Envelope works well.Overcome the shape that valve influences to use under the severe operating modes such as pressure medium is low, impurity content is high, easy fouling
Condition occurs；Valve cavity locally adds heat-insulating anti-corrosive coating layer, can not only effectively control infiltration and the heap of hydrocarbon
Product.The effect of heat-insulation and heat-preservation is more served, energy loss is reduced, energy-saving purpose is realized.Meet energy-saving and emission-reduction, it is green
The need for colour circle protects Hi-tech Industry Development.
The hot-blast valve meets the particular/special requirement of bituminous shale oil refining technique well because of the particularity of its structure.In heat
In furnace system, this product is practical, and advanced technology, various functions are easy to operate, and dependable performance, service life is long, significantly
Efficiency is improved, production cost is reduced.Accreditation and the favorable comment of user are obtained.It is that petroleum chemical industry is worthy to be popularized
Preferable substitute products.
Attendant advantages of the present utility model, purpose, and feature will be set forth in part in the description which follows, and will
Partly become obvious after research hereafter for those of ordinary skill in the art, or can be according to practice of the present utility model
And know.The purpose of this utility model and further advantage can be by having in written explanation and its claims and accompanying drawing
The structure that body is pointed out is realized and obtained.
It will be appreciated by those skilled in the art that the objects and advantages that can be realized with the utility model are not limited to the above
It is specific described, and the above and other mesh that the utility model can be realized will be more clearly understood according to described further below
's.
Brief description of the drawings
Fig. 1 is a kind of half section knot of the bituminous shale oil refining special hot-blast valve with wedge-caulking device of the utility model
Composition.
Fig. 2 is wedge-caulking device structural representation of the present utility model (I amplification in Fig. 1).
Fig. 3 is the A direction views of wedge-caulking device of the present utility model.
In figure：1- valve bodies；2- ash removing openings；3- blowdown tanks；4- scraper plates；5- valve plates；6- valve rods；7- bonnets；8- valve plate voussoirs；
9- eccentric cams；10- water inlets；11- adjustment blocks；12- delivery ports；13- heat-insulating anti-corrosive coatings layer；14- sealing surface side plates；15-
Pressure-bearing surface side plate.
Embodiment
With reference to the accompanying drawings and examples, embodiment of the present utility model is described in further detail.Below
Embodiment is used to illustrate the utility model, but is not limited to scope of the present utility model.
Embodiment 1：
As shown in Figure 1 to Figure 3, it is a kind of structure of embodiment of the present utility model, a kind of oil with wedge-caulking device is female
Shale refine oil special hot-blast valve, mainly include valve body 1, valve plate 5 and wedge-caulking device, the valve plate 5 in the inner chamber of valve body 1 on
Lower motion, for the keying of control piper；The valve plate 5 includes sealing surface side plate 14, pressure-bearing surface side plate 15 and annular side plate；Institute
Stating wedge-caulking device includes valve plate voussoir 8 and valve body voussoir, and the valve plate voussoir 8 is fixed in the annular side plate of valve plate 5, the valve
Body voussoir is fixed on the side wall of valve body 1.
The valve plate voussoir 8 is triangle voussoir, and is inclined-plane close to the side of pressure-bearing surface side plate 15, and the bevel angle is
45 degree.
The valve body voussoir includes eccentric cam 9 and adjustment block 11, and adjustment block 11 is located inside eccentric cam 9, for adjusting
The position of whole eccentric cam 9.When valve is closed, adjustment block 11 is adjusted, the inclined-plane of eccentric cam 9 and valve plate voussoir 8 is compressed, it is real
The mechanicalness forced seal of existing valve plate and valve body.
Cooling water microcirculation structure, including water inlet and delivery port are additionally provided with inside the eccentric cam, cold water is by entering
The mouth of a river enters eccentric cam, is discharged after microcirculation inside eccentric cam from delivery port.Reach the purpose of local cooling, it is ensured that partially
The mechanical performance of cardiac prominence wheel in high temperature environments.
The annular side plate both sides are respectively equipped with two symmetrical valve plate voussoirs 8, corresponding, described 1 liang of side of valve body point
Not She You two symmetrical valve body voussoirs, when hot-blast valve is closed the valve body voussoir and valve plate voussoir 8 can mechanicalness compress.
The valve interior wall also has heat-insulating anti-corrosive coating layer 13.Heat-insulating anti-corrosive coating layer 13 is by low conductivity in coating
Porcelain grain reduction heat conduction velocity, to reduce heat loss, at the same also have higher infrared reflectivity, can be by partial heat
Thermal source is reflected back, insulation is played, heat-insulated and etch-proof effect.
The valve plate bottom is provided with scraper plate, and the valve body bottom is square blowdown tank, and the side wall of the blowdown tank is provided with
Ash removing opening.Ash removing opening is used for manual cleaning dirt.
The hot-blast valve also includes bonnet and valve rod, and the bonnet is bolted on valve body upper end, and the valve rod leads to
Cross floating seal supporting construction to be fixed on bonnet, valve rod bottom is fixedly connected with valve plate, valve rod drive valve plate in valve body above and below
Motion, realizes the switch of hot-blast valve.
The various embodiments described above can be subject to some changes in the case where not departing from protection domain of the present utility model, therefore the explanation of the above
Comprising and accompanying drawing shown in structure should be regarded as it is exemplary, and be not used to limit present utility model application patent protection model
Enclose.
Claims (8)
1. a kind of bituminous shale oil refining special hot-blast valve with wedge-caulking device, is mainly filled including valve body, valve plate and wedging
Put, it is characterised in that the valve plate moves up and down in body cavity, for the keying of control piper；The valve plate includes close
Front cover side plate, pressure-bearing surface side plate and annular side plate；The wedge-caulking device includes valve plate voussoir and valve body voussoir, the valve plate voussoir
It is fixed in the annular side plate of valve plate, the valve body voussoir is fixed on the side wall of valve body.
2. hot-blast valve according to claim 1, it is characterised in that the valve plate voussoir is triangle voussoir, and close to pressure-bearing
The side of surface side plate is inclined-plane, and the bevel angle is 45 degree.
3. hot-blast valve according to claim 1, it is characterised in that the valve body voussoir includes eccentric cam and adjustment block,
Adjustment block is located inside eccentric cam, the position for adjusting eccentric cam.
4. hot-blast valve according to claim 3, it is characterised in that cooling water microcirculation is additionally provided with inside the eccentric cam
Structure, including water inlet and delivery port, cold water enter eccentric cam by water inlet, from going out after microcirculation inside eccentric cam
Discharge at the mouth of a river.
5. hot-blast valve according to claim 1, it is characterised in that the annular side plate both sides are respectively equipped with two symmetrically
Valve plate voussoir, corresponding, the side of valve body two is respectively equipped with two symmetrical valve body voussoirs, valve body when hot-blast valve is closed
Voussoir can mechanicalness compression with valve plate voussoir.
6. hot-blast valve according to claim 1, it is characterised in that the valve interior wall also has heat-insulating anti-corrosive coating layer.
7. hot-blast valve according to claim 1, it is characterised in that the valve plate bottom is provided with scraper plate, the valve body bottom
For square blowdown tank, the side wall of the blowdown tank is provided with ash removing opening.
8. hot-blast valve according to claim 1, it is characterised in that the hot-blast valve also includes bonnet and valve rod, the valve
Lid is bolted on valve body upper end, and the valve rod is fixed on bonnet by floating seal supporting construction, and valve rod bottom is consolidated
Surely valve plate is connected, valve rod drives valve plate to be moved up and down in valve body, realizes the switch of hot-blast valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720074510.2U CN206345872U (en) | 2017-01-19 | 2017-01-19 | A kind of bituminous shale oil refining special hot-blast valve with wedge-caulking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720074510.2U CN206345872U (en) | 2017-01-19 | 2017-01-19 | A kind of bituminous shale oil refining special hot-blast valve with wedge-caulking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206345872U true CN206345872U (en) | 2017-07-21 |
Family
ID=59324746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720074510.2U Active CN206345872U (en) | 2017-01-19 | 2017-01-19 | A kind of bituminous shale oil refining special hot-blast valve with wedge-caulking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206345872U (en) |
-
2017
- 2017-01-19 CN CN201720074510.2U patent/CN206345872U/en active Active
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