CN206072383U - Hermetic seal type sluice slide valve - Google Patents
Hermetic seal type sluice slide valve Download PDFInfo
- Publication number
- CN206072383U CN206072383U CN201621125399.7U CN201621125399U CN206072383U CN 206072383 U CN206072383 U CN 206072383U CN 201621125399 U CN201621125399 U CN 201621125399U CN 206072383 U CN206072383 U CN 206072383U
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- valve
- valve plate
- valve body
- seal
- piston rod
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- Withdrawn - After Issue
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Abstract
This utility model provides a kind of hermetic seal type sluice slide valve, including hydraulic cylinder, upper valve body, lower valve body, valve plate and inflatable component, hydraulic cylinder and inflatable component are connected on upper valve body, and in hydraulic cylinder, it is provided with piston rod, upper valve body and lower valve body upper end connect and compose seal box, by inflatable component filled with sealing gas in seal box, lower valve body lower end is provided with valve plate groove, before and after valve plate groove, both sides are provided with valve inlet and valve outlet port, valve plate upper end is connected with piston rod, and valve plate is located in seal box with the connection end of piston rod, hydraulic cylinder is moved up and down in valve plate groove by piston rod drive valve plate realizes connecting and cut-off for valve inlet and valve outlet port.This utility model is designed using sealing box structure; critical component valve plate and cylinder piston rod are protected with seal box; and gas is filled with seal box; the characteristics of facilitating with novel in structural design, reliable operation, maintenance; corrosion of the steam to valve critical component can be reduced; failsafe valve rate is reduced, extends the service life of valve.
Description
Technical field
This utility model is related to technical field of metallurgical equipment, more particularly to a kind of hermetic seal type sluice slide valve.
Background technology
The slag produced in blast furnace ironmaking process, carries out water quenching to slag frequently with hydraulic discharged slag mode, the slag after water quenching
Aqueous mixtures flow into grain slag sedimentation tank through blast furnace slag flushing ditch.Slide valve is typically provided with blast furnace slag flushing ditch, for controlling height
Slag aqueous mixtures enter grain slag sedimentation tank.As in blast furnace slag flushing ditch, mixture temperature is high, and containing corrosive substances such as sulfur,
A large amount of steam are generated, to the slide valve seriously corroded on sluice, the slide valve service life is short, fault rate is high and affects life
Produce.
Utility model content
Technical problem to be solved in the utility model is：In order to overcome deficiency of the prior art, this utility model to carry
Go out hermetic seal type sluice slide valve, the valve is designed using sealing box structure, critical component valve plate and cylinder piston rod are used
Seal box is protected, and gas is filled with seal box, is prevented steam from entering seal box and is corroded valve plate and piston rod part.In addition,
Lower valve body top is provided with slag trap, reduces the debris such as slag particle and enters sealing device, extends the working life of sealing device；Lower valve
Body bottom is provided with before and after's guide ring and ash pit, is oriented to for valve plate action, to improve the reliability of valve plate action, reduces event
Barrier rate.
This utility model solves its technical problem technical scheme to be taken：A kind of hermetic seal type sluice flashboard
Valve, including hydraulic cylinder, upper valve body, lower valve body, valve plate and inflatable component, the hydraulic cylinder and inflatable component are connected to upper valve body
On, and the piston rod being connected with piston in the hydraulic cylinder, is provided with, the upper valve body and lower valve body upper end connect and compose seal box,
By inflatable component filled with sealing gas in the seal box, the lower valve body lower end is provided with valve plate groove, before and after the valve plate groove
Both sides are provided with valve inlet and valve outlet port, and the valve plate upper end is connected with the piston rod, and the connection of the valve plate and piston rod
End in the seal box, the hydraulic cylinder move up and down in valve plate groove by piston rod drive valve plate realize valve inlet with
The connection of valve outlet port and cut-off.
Seal box is formed by upper valve body and lower valve body, critical component valve plate and cylinder piston rod is protected with seal box,
And gas is filled with seal box, prevent steam from entering seal box and corrode valve plate and piston rod part, extend making for slide valve
Use the life-span.
Further, in order to realize the effective sealing at valve inlet and valve outlet port and seal box between, also including black box,
The black box is located in the lower valve body between the seal box and the valve plate groove, and the black box includes being symmetrical arranged
The sealing member of both sides, sealing clamp device and seal receptacle before and after valve plate, described seal receptacle one end are connected with the lower valve body, separately
One end is connected with the valve plate, and the seal receptacle is provided with seal groove near one end of the valve plate, and the seal groove is provided with valve
The opening of plate bearing of trend, the sealing member are placed in the seal groove, are opened described in one end insertion of the sealing clamp device
The sealing member is pressed in seal groove in mouthful, the other end of the sealing clamp device is fixedly connected with the seal receptacle.
Specifically, the black box includes upper black box setting up and down and lower black box, the upper sealing group
Part and lower black box are the symmetrical structure arranged before and after valve plate, and the upper black box includes upper seal, upper sealing
Presser device and upper seal support, the upper seal support are provided with upper seal groove near the side of valve plate, and the upper seal groove has court
Under opening, the upper seal is placed in the upper seal groove, and one end of the upper sealing clamp device is by the upper sealing
The opening upwards of groove are pressed into the upper seal in the upper seal groove between valve plate and lower valve body, the upper sealing clamp device
The other end be fixedly connected with the upper seal support；The lower black box include lower seal, lower sealing clamp device and under
Seal receptacle, the bottom sealing socket are provided with lower seal groove cavity near the side of valve plate, and the lower seal groove cavity has opening upward, described
Lower seal is placed in the lower seal groove cavity, one end of the lower sealing clamp device by the lower seal groove cavity Open Side Down will
In lower seal groove cavity between lower seal press-in valve plate and lower valve body, the other end of the lower sealing clamp device with it is described
Bottom sealing socket is fixedly connected.
Further, slag trap is symmetrically arranged on two with before and after the valve plate below the black box, the slag trap is by close
One end of valve plate starts the setting that is inclined upwardly.Slag trap can prevent valve plate from bringing the debris such as slag particle into lower sealing clamp when being lifted
In device, such design can reduce the abrasion of sealing member, increase the service life, and improve the reliability of sealing.
Further, the piston rod end is provided with oscillating bearing and hangs head, and the valve plate passes through bearing pin and the oscillating bearing
Hang head connection.Oscillating bearing hangs head and uses and is advantageous in that, can eliminate valve plate deformation and produce the radial direction to hydraulic cylinder piston rod
Power, improves the service life of hydraulic cylinder.
Further, for the pressure of effective control sealing gas, the inflatable component includes pressure limiting valve and air inlet pipeline, institute
State pressure limiting valve and air inlet pipeline is connected with the upper valve body.Sealing gas are poured by air inlet pipeline into seal box, is passed through
Pressure limiting valve can limit the size of sealing loading pressure, when, in gas replenishment process, in seal box, pressure exceedes the pressure for allowing
During value, pressure limiting valve will be opened carries out pressure release, and when pressure is reduced in the pressure limit of permission in the seal box, pressure limiting valve is closed
Close, so as to realize the regulation and control of pressure.
Further, the sealing gas are compressed air or nitrogen, and sealing gas adopt low pressure, it is preferred that the sealing
The pressure of gas be 0.5bar-1.0bar, low-pressure gas medium can reduce gas leakage, reduce valve sealing device will
Ask, maintain easily.
Further, in order that valve plate smoothly can be lifted, the valve plate groove rear and front end of the lower valve body is provided with for valve
Front guide ring and rear guide ring that plate lifting is oriented to.It is oriented to by front guide ring and rear guide ring when valve plate is lifted, is prevented
Only valve plate lifting when action clamping stagnation.
Further, the rear guide ring bottom is provided with the ash pit of horizontal direction extension, and the deslagging trench bottom is entered by valve
Mouth is downward-sloping to valve outlet port direction.The debris such as the slag particle that ash pit is brought into when can decline valve plate drain into valve with water and go out
Mouthful.
Preferably, the deslagging trench bottom and the angle α of horizontal plane are 45 ° -60 °.
Further, the valve inlet and valve outlet port of the lower valve body is provided with mounting flange, pacifies slide valve by mounting flange
It is attached on sluice or corresponding official road, and both sides is equipped with access panel before and after forming the lower valve body of the seal box, with side
Just to the maintenance inside seal box during upkeep operation.
The beneficial effects of the utility model are：A kind of hermetic seal type sluice slide valve that this utility model is provided, tool
The characteristics of having novel in structural design, reliable operation, maintenance to facilitate, can reduce corrosion of the steam to valve critical component, reduce valve
Door fault rate, extends the service life of valve.
Description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and examples.
Fig. 1 is the structural representation of this utility model most preferred embodiment；
Fig. 2 is the profile of this utility model most preferred embodiment；
Fig. 3 is the mplifying structure schematic diagram of A in Fig. 2；
Fig. 4 is the mplifying structure schematic diagram of B in Fig. 2.
In figure：1st, lower valve body, 2/2', valve plate, 3, upper valve body, 4, pressure limiting valve, 5, hydraulic cylinder, 6, air inlet pipeline, 7, bearing pin,
8th, oscillating bearing hangs head, and 9, access panel, 10, seal box, 11, upper seal, 12, upper sealing clamp device, 13, upper sealing
Seat, 14, slag trap, 15, mounting flange, 16, front guide ring, 17, rear guide ring, 18, ash pit, 19, bolt, 20, valve inlet,
21st, valve outlet port, 22, lower seal, 23, lower sealing clamp device, 24, bottom sealing socket.
Specific embodiment
This utility model is described in detail presently in connection with accompanying drawing.This figure is simplified schematic diagram, only in a schematic way
Basic structure of the present utility model is illustrated, therefore which only shows the composition relevant with this utility model.
As Figure 1-4, a kind of hermetic seal type sluice slide valve of the present utility model, including hydraulic cylinder 5, upper valve body
3rd, lower valve body 1, valve plate 2, inflatable component and black box, inflatable component include pressure limiting valve 4 and air inlet pipeline 6.Preferably, being
Circular section structure matching with existing sluice bottom, lower valve body of the present utility model 1 lower section shape is using circle
Cambered design.Lower valve body 1, upper valve body 3 and valve plate 2 are welded using rustless steel corrosion resistant steel plate, can improve the overall longevity of valve
Life.1 lower end of lower valve body is provided with valve inlet 20 and valve outlet port 21, and lower valve body 1 adopts flange face and bolt 19 to be connected structure with upper valve body 3
Into seal box 10.Upper valve body 3 is provided with the air inlet pipeline 6 and pressure limiting valve 4 connected with seal box 10, makes sealing by air inlet pipeline 6
Filled with sealing gas in case 10, in air inlet pipeline 6, sealing gas pressure medium is 0.5bar to 1.0bar, and gas medium can be
Compressed air or nitrogen, gas medium adopt low pressure, it is possible to reduce gas is leaked, and reduce the requirement of valve sealing device, convenient
Safeguard.
Hydraulic cylinder 5 is mounted with upper valve body 3.Preferably, hydraulic cylinder 5 selects flange base installation form, using bolt
19 are connected with upper valve body 3.The tailpiece of the piston rod being placed in seal box 10 of hydraulic cylinder 5 is hung 8 using oscillating bearing and is passed through with valve plate 2
Bearing pin 7 connects, and oscillating bearing hangs 8 and uses and is advantageous in that, can eliminate the deformation of valve plate 2 and produce to 5 piston rod of hydraulic cylinder
Radial force, improves the service life of hydraulic cylinder 5.5 drive valve plate 2 of hydraulic cylinder can be moved up and down in the valve plate groove of lower valve body 1, real
Existing valve inlet 20 is connected and cut-off with valve outlet port 21.
5 piston rod of hydraulic cylinder, oscillating bearing hang 8 and oscillating bearing hang 8 and be located at seal box with 2 coupling part of valve plate
In 10, because there is pressure in seal box 10, external steam cannot be introduced into seal box 10, thus hydraulic cylinder 5, and oscillating bearing hangs 8 He
Valve plate 2 has obtained good protection.
Black box is provided between valve plate 2 and lower valve body 1, black box includes upper black box setting up and down with
Black box, upper black box and lower black box are the symmetrical structure arranged before and after valve plate 2, and upper black box includes
Sealing member 11, upper sealing clamp device 12 and upper seal support 13, upper seal support 13 are provided with upper seal groove near the side of valve plate 2,
Upper seal groove has opening directed downwardly, and upper seal 11 is placed in seal groove, and upper sealing clamp device 12 is L-type bent plate, on
One end of sealing clamp device 12 by upper seal groove opening upwards insertion by upper seal 11 be pressed into valve plate 2 and lower valve body 1 it
Between upper seal groove in, the upper seal 11 in upper seal groove can be one or more, upper sealing clamp device 12 it is another
End is fixedly connected with upper seal support 13 by bolt 19；Lower black box includes lower seal 22, lower 23 and of sealing clamp device
Bottom sealing socket 24, bottom sealing socket 24 are provided with lower seal groove cavity near the side of valve plate 2, and lower seal groove cavity has opening upward, under it is close
Sealing 22 is placed in lower seal groove cavity, and four lower seals 22, and lower seal 22 and upper seal 11 are provided with lower seal groove cavity
Structure is identical, and lower seal plate means are L-type bent plate, identical with upper sealing panel apparatus structure, and the one of lower sealing clamp device 23
By lower seal groove cavity, Open Side Down that insertion overlays the lower seal 22 in lower seal groove cavity from top to bottom successively by four and is pressed at end
In lower seal groove cavity between valve plate 2 and lower valve body 1, the other end of lower sealing clamp device 23 is by bolt 19 and bottom sealing socket 24
It is fixedly connected.
In lower valve body 1 below bottom sealing socket 24 arrange slag trap 14, slag trap 14 near valve plate 2 one end start to
On be obliquely installed, by under the debris such as slag particle band people in sealing clamp device 23 when slag trap 14 can prevent valve plate 2 from being lifted.It is such
Design can reduce the abrasion of lower seal 22, extend working life, improve the reliability of sealing.
1 bottom of lower valve body is provided with front guide ring 16 and rear guide ring 17, is oriented to for the lifting of valve plate 2, prevents valve plate 2 from existing
Action clamping stagnation during lifting.To be provided with ash pit 18, the slag particle that ash pit 18 is brought into when can decline by valve plate 2 to etc. miscellaneous for guide ring 17 afterwards
Thing drains into valve outlet port 21,18 bottom of ash pit downward-sloping, ash pit 18 from valve inlet 20 to 21 direction of valve outlet port with water
It it is 45 ° to 60 ° with horizontal sextant angle α.
The front and back panel of lower valve body 1 is designed with access panel 9, to facilitate dimension during upkeep operation to 10 inner part of seal box
Shield.Outlet before and after lower valve body 1 is provided with mounting flange 15, is installed on sluice or corresponding pipeline by mounting flange 15.
In Fig. 1,21 blocking position of 20 and valve outlet port of the position of valve plate 2 for slide valve, valve plate 2 are located at the valve of lower valve body 1
In board slot, 21 communicating position of valve inlet 20 and valve outlet port of the position of valve plate 2' for slide valve, valve plate 2' are lifted most of to close
In joint sealing 10.
With it is above-mentioned according to desirable embodiment of the present utility model as enlightenment, by above-mentioned description, related work
Personnel can carry out various change and modification completely in the range of without departing from this utility model.This utility model
Technical scope is not limited to the content in description, it is necessary to its technical scope is determined according to right.
Claims (10)
1. a kind of hermetic seal type sluice slide valve, it is characterised in that：Including hydraulic cylinder (5), upper valve body (3), lower valve body
(1), valve plate (2) and inflatable component, the hydraulic cylinder (5) and inflatable component are connected on upper valve body (3), and the hydraulic cylinder
(5) piston rod being connected with piston is provided with, the upper valve body (3) and lower valve body (1) upper end connect and compose seal box (10), institute
State in seal box (10) by inflatable component filled with sealing gas, lower valve body (1) lower end is provided with valve plate groove, the valve plate groove
Both sides are provided with valve inlet (20) and valve outlet port (21) in front and back, and valve plate (2) upper end is connected with the piston rod, and the valve plate
(2) it is located in the seal box (10) with the connection end of piston rod, the hydraulic cylinder (5) is existed by piston rod drive valve plate (2)
Move up and down in valve plate groove and realize connecting and cut-off for valve inlet (20) and valve outlet port (21).
2. hermetic seal type sluice slide valve as claimed in claim 1, it is characterised in that：Also include black box, it is described
Black box is located in the lower valve body (1) between the seal box (10) and the valve plate groove, and the black box includes symmetrically
Be arranged on both sides before and after valve plate (2) sealing member (11,22), sealing clamp device (12,23) and seal receptacle (13, it is 24), described
Seal receptacle (13,24) one end be connected with the lower valve body (1), the other end is connected with the valve plate (2), the seal receptacle (13,
24) one end near the valve plate (2) is provided with seal groove, and the seal groove is provided with the opening of valve plate (2) bearing of trend, described
Sealing member (11,22) it is placed in the seal groove, the sealing clamp device (12, insert institute in the opening by one end 23)
State sealing member (11,22) be pressed in the seal groove between valve plate (2) and lower valve body (1), the sealing clamp device (12,23)
The other end and the seal receptacle (13,24) it is fixedly connected.
3. hermetic seal type sluice slide valve as claimed in claim 2, it is characterised in that：Valve below the black box
Slag trap (14) is symmetrically arranged on two with before and after plate (2), the slag trap (14) is inclined upwardly by near one end of valve plate (2)
Arrange.
4. hermetic seal type sluice slide valve as claimed in claim 1, it is characterised in that：The piston rod end is provided with pass
Bearings hang head (8), and the valve plate (2) is hung head (8) by bearing pin (7) and the oscillating bearing and is connected.
5. hermetic seal type sluice slide valve as claimed in claim 1, it is characterised in that：The inflatable component includes pressure limiting
Valve (4) and air inlet pipeline (6), the pressure limiting valve (4) and air inlet pipeline (6) are connected with the upper valve body (3).
6. hermetic seal type sluice slide valve as claimed in claim 5, it is characterised in that：The sealing gas are empty for compression
Gas or nitrogen, the pressure of the sealing gas is 0.5bar-1.0bar.
7. hermetic seal type sluice slide valve as claimed in claim 1, it is characterised in that：The valve plate of the lower valve body (1)
Groove rear and front end is provided with and the front guide ring (16) and rear guide ring (17) being oriented to is lifted for valve plate (2).
8. hermetic seal type sluice slide valve as claimed in claim 7, it is characterised in that：Rear guide ring (17) bottom
Be provided with horizontal direction extension ash pit (18), ash pit (18) bottom from valve inlet (20) to valve outlet port (21) direction to
Lower inclination.
9. hermetic seal type sluice slide valve as claimed in claim 8, it is characterised in that：Ash pit (18) bottom with
The angle α of horizontal plane is 45 ° -60 °.
10. hermetic seal type sluice slide valve as claimed in claim 1, it is characterised in that：The valve of the lower valve body (1) enters
Mouth (20) and valve outlet port (21) are provided with mounting flange (15), and both sides are equal before and after forming the lower valve body (1) of the seal box (10)
It is provided with access panel (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621125399.7U CN206072383U (en) | 2016-10-14 | 2016-10-14 | Hermetic seal type sluice slide valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621125399.7U CN206072383U (en) | 2016-10-14 | 2016-10-14 | Hermetic seal type sluice slide valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206072383U true CN206072383U (en) | 2017-04-05 |
Family
ID=58441035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621125399.7U Withdrawn - After Issue CN206072383U (en) | 2016-10-14 | 2016-10-14 | Hermetic seal type sluice slide valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206072383U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106246943A (en) * | 2016-10-14 | 2016-12-21 | 中天钢铁集团有限公司 | Hermetic seal type sluice slide valve |
| CN107387837A (en) * | 2017-09-18 | 2017-11-24 | 宝鸡泰华磁机电技术研究所有限公司 | With the medium runner structure for preventing valve cavity precipitation dregs |
-
2016
- 2016-10-14 CN CN201621125399.7U patent/CN206072383U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106246943A (en) * | 2016-10-14 | 2016-12-21 | 中天钢铁集团有限公司 | Hermetic seal type sluice slide valve |
| CN107387837A (en) * | 2017-09-18 | 2017-11-24 | 宝鸡泰华磁机电技术研究所有限公司 | With the medium runner structure for preventing valve cavity precipitation dregs |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170405 Effective date of abandoning: 20180907 |
|
| AV01 | Patent right actively abandoned |