CN2784693Y - Wearable three-way four-seal ball valve dedicated for blast furnace - Google Patents
Wearable three-way four-seal ball valve dedicated for blast furnace Download PDFInfo
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- CN2784693Y CN2784693Y CN 200520088930 CN200520088930U CN2784693Y CN 2784693 Y CN2784693 Y CN 2784693Y CN 200520088930 CN200520088930 CN 200520088930 CN 200520088930 U CN200520088930 U CN 200520088930U CN 2784693 Y CN2784693 Y CN 2784693Y
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- plug screw
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Abstract
The utility model relates to a special wearable three-way four-seal ball valve for a blast furnace, which is characterized in that the ball valve adopts the three-way four-seal structural style; a valve seat is arranged in a valve seat sleeve, the valve seat is arranged in the valve seat sleeve, and the valve seat is made of imported carbonized teflon; a ball body is in a non-integral ball type structural style, a channel is arranged in the ball body, the surface of the ball body is treated by a hardening way and the bottom part of a valve body is provided with a sewage discharging port. The utility model which has good abrasive resistance, good self-lubricating property and long service life. The ball body is in a non-integral ball type structural style, the knot biting phenomenon and the napping phenomenon can not occur at the time of the opening and the closure of the ball body; the surface of the ball body is treated by a hardening way, so the abrasive resistance of the ball body can be improved. The valve seat is arranged in the valve seat sleeve, the valve seat can be effectively enveloped by the ball body and the metal valve seat sleeve to protect the valve seat from damaging. The bottom part of the valve body is provided with the sewage discharging port, sewage liquid in an inner cavity of the valve body can be completely discharged out, the inside of the cavity and the surface of the ball body can be kept clean when the valve is in a normally open state and the phenomenon of scale formation can not occur.
Description
Technical field
The utility model relates to a kind of thickness and high temperature resistant, corrosion resistant seal ball-valves of granule medium such as water, gas, coal dust of being applicable to, special-purpose wear-resisting threeway four seal ball-valves of particularly a kind of blast furnace.
Background technique
At present, domestic traditional wear resistance ball valve structural type is two formulas, and this structure can't be connected collateral branch's shunting, needs other bypass to take over line.Sewage draining exit is not set on ball valve, blast furnace does not does not in use open and close for a long time owing to valve, on spheroid and the sealing seat easily cementing become incrustation scale, make spheroid stuck, sharply rise in valve opening and the transient operation moment of closing, cause the easy to wear and plucking of soft seal valve seat, influence sealability, reduce working life.
Summary of the invention
The utility model has overcome the defective of above-mentioned existence, and purpose is for use special-purpose wear-resisting threeway four seal ball-valves of the blast furnace that a kind of good seal performance, long service life are provided on blast furnace.
The special-purpose wear-resisting threeway four seal ball-valve content Descriptions of the utility model blast furnace:
Special-purpose wear-resisting threeway four seal ball-valves of the utility model blast furnace, by: valve body 1, valve gap 2, stud 3, nut 4, valve seat plug screw 5, O RunddichtringO 6, valve seat cover 7, valve seat 8, pad 9, valve rod 10, back-up ring 11, filler 12, metallic shim 13, positioning block 14, filler plug screw 15, spheroid 16, pad 17, O RunddichtringO 18, bottom 19, spanner 20, plug screw 21, pad 22, plug screw 23,24 sealing gaskets are formed, and it is characterized in that: special-purpose wear-resisting threeway four seal ball-valves of blast furnace have T-shape, " L " type and three kinds of forms of " three internal threads " type; T-shape ball valve body 1 be shaped as the intersected cylinder bodily form, form by a plurality of cylindrical bodys are crossing, valve body 1 is connected with valve gap 2 by stud 3, nut 4 in the mode that is threaded, valve seat plug screw 5 in valve body 1 inner cylindrical, cooperate with valve body 1 and standing valve cover for seat 7 by screw thread, 6 pairs of O RunddichtringOs are clipped between valve seat plug screw 5 and the valve seat cover 7; Valve seat cover 7 is a cylindrical shape, to being clipped between valve seat plug screw 5 and the valve body 1, the valve seat 8 of annular is sleeved in the valve seat cover 7, plug screw 21 is connected with valve body 1 by screw thread, between plug screw 21 and valve body 1, put a pad 22, columniform plug screw 23 is connected with valve body 1 by screw thread, on valve body 1, sewage draining exit is set, 23 pairs of sealing gaskets are clipped between sewage draining exit on plug screw 23 and the valve body 1, suit one annular gasket 9 and metallic shim 13 on the valve rod 10 in valve gap 2, the back-up ring 11 of open annular is installed on the top of valve rod 10, establishes spanner 20 at the top of valve rod 10,2 of valve rod 10 and valve gaps adopt filler 12 sealings, with filler plug screw 15 filler 12 are pressed in the valve gap 2; In valve seat cover 7 valve seat 8 is set, just spheroid 16 is encircled 8 of 4 valve seats, and pad 17 is sandwiched in the centre of valve gap 2 and valve body 1, and 18 pairs of O RunddichtringOs are clipped in the centre of valve body 1 and bottom 19.
Special-purpose wear-resisting threeway four seal ball-valves of the utility model blast furnace, valve seat adopt import carbonization polytetrafluoroethylene to make to have good wear resistance, self lubricity, working life can improve 2 times.Spheroid is the structural type of non-integral ball, not biting the end of knot when the ball valve spheroid is opened and closed, and plucking not, the surface of spheroid adopts cure process to strengthen its wear resistance.Valve seat is set in the valve seat cover spheroid and metal seat valve cover are encircled valve seat effectively, the grit thing and the fouling of floating when ball valve opens and closes on sphere are excised by the metal valve cover for seat, and the protection valve seat is difficult for damage.Bottom at valve body is provided with sewage draining exit, can be with the sewage liquid emptying of body cavity, and valve can keep clean non-scaling with spherome surface in the normally open cavity of resorption.The utlity model has high temperature resistant, corrosion resistant characteristics.
Description of drawings
Fig. 1 is the special-purpose wear-resisting threeway four sealing T-shape ball-valve structure schematic representation of blast furnace
Fig. 2 is special-purpose wear-resisting threeway four sealing " L " type ball-valve structure schematic representation of blast furnace
Fig. 3 is special-purpose wear-resisting threeway four sealing " three internal threads " the type ball-valve structure schematic representation of blast furnace
Fig. 4 is special-purpose wear-resisting threeway four sealing " three internal threads " the type ball valve partial sectional views of blast furnace
Embodiment
The special-purpose wear-resisting threeway four sealing T-shape ball valves of the utility model blast furnace are achieved in that below in conjunction with accompanying drawing and specify.See Fig. 1, among the figure: 1 is that valve body, 2 is that valve gap, 3 is that stud, 4 is that nut, 5 is that valve seat plug screw, 6 is that O RunddichtringO, 7 is that valve seat cover, 8 is that valve seat, 9 is that pad, 10 is that valve rod, 11 is that back-up ring, 12 is that filler, 13 is that metallic shim, 14 is that positioning block, 15 is that filler plug screw, 16 is that spheroid, 17 is that pad, 18 is that O RunddichtringO, 19 is that bottom, 20 is that spanner, 21 is that plug screw, 22 is that pad, 23 is that plug screw, 24 is a sealing gasket.The special-purpose wear-resisting threeway four sealing T-shape ball valves of the utility model blast furnace, it is characterized in that: valve body 1 be shaped as the intersected cylinder bodily form, form by a plurality of cylindrical bodys are crossing, valve body 1 is connected with valve gap 2 by stud 3, nut 4 in the mode that is threaded, valve seat plug screw 5 in valve body 1 inner cylindrical, cooperate with valve body 1 and standing valve cover for seat 7 by screw thread, 6 pairs of O RunddichtringOs are clipped between valve seat plug screw 5 and the valve seat cover 7, are used for sealing between the two; Valve seat cover 7 is a cylindrical shape, to being clipped between valve seat plug screw 5 and the valve body 1, it is the support of valve seat 8, the valve seat 8 of annular is sleeved in the valve seat cover 7, be used for passage and extraneous sealing, plug screw 21 is connected with valve body 1 by screw thread, it is the sealing cover of alternate channel, between plug screw 21 and valve body 1, put a pad 22 and form sealing, columniform plug screw 23 is connected with valve body 1 by screw thread, be the sealing open-shut device of the sewage draining exit that is provided with on valve body 1,24 pairs of sealing gaskets are clipped between sewage draining exit on plug screw 23 and the valve body 1, are the Sealings of sewage draining exit.Valve rod 10 is links of rotary opening and closing spheroid, suit one annular gasket 9 and metallic shim 13 on the valve rod 10 in valve gap 2, the back-up ring 11 of open annular is installed on the top of valve rod 10, come off in order to the positioning block 14 that prevents to be sleeved on the valve rod 10, establish spanner 20 at the top of valve rod 10, the internal pressure of valve rod 10 and 2 of valve gaps during unlatching that pad 9 can reduce to produce because of internal pressure, the gap that metallic shim 13 produces because of machining error in order to adjusting.2 of valve rod 10 and valve gaps adopt filler 12 sealings, are with filler plug screw 15 filler 12 to be pressed in the valve gap 2.In valve seat cover 7 valve seat 8 is set, spheroid 16 is encircled 8 of 4 valve seats, be used for opening and closing, turning to passage, the grit thing and the fouling of floating when ball valve opens and closes on sphere are excised by the metal valve cover for seat, and the protection valve seat is difficult for damage.The middle formation that pad 17 is sandwiched in valve gap 2 and valve body 1 seals, and 18 pairs of O RunddichtringOs are clipped in the middle formation sealing of valve body 1 and bottom 19.
Special-purpose wear-resisting threeway four sealing " L " type ball valves of the utility model blast furnace are achieved in that below in conjunction with accompanying drawing and specify.See Fig. 2, among the figure: 1 is that valve body, 2 is that valve gap, 3 is that stud, 4 is that nut, 5 is that valve seat plug screw, 6 is that O RunddichtringO, 7 is that valve seat cover, 8 is that valve seat, 9 is that pad, 10 is that valve rod, 11 is that back-up ring, 12 is that filler, 13 is that metallic shim, 14 is that positioning block, 15 is that filler plug screw, 16 is that spheroid, 17 is that pad, 18 is that O RunddichtringO, 19 is that bottom, 20 is that spanner, 21 is that plug screw, 22 is a sealing gasket.Special-purpose wear-resisting threeway four seal ball-valves of the utility model blast furnace, it is characterized in that: the valve body 1 of " L " type ball valve be shaped as the intersected cylinder bodily form, form by a plurality of cylindrical bodys are crossing, valve body 1 is connected with valve gap 2 by stud 3, nut 4 in the mode that is threaded, valve seat plug screw 5 in valve body 1 inner cylindrical, cooperate with valve body 1 and standing valve cover for seat 7 by screw thread, 6 pairs of O RunddichtringOs are clipped between valve seat plug screw 5 and the valve seat cover 7, are used for sealing between the two; Valve seat cover 7 is a cylindrical shape, to being clipped between valve seat plug screw 5 and the valve body 1, it is the support of valve seat 8, the valve seat 8 of annular is sleeved in the valve seat cover 7, be used for passage and extraneous sealing, plug screw 21 is connected with valve body 1 by screw thread, and 22 pairs of sealing gaskets are clipped between sewage draining exit on plug screw 21 and the valve body 1, are the keying Sealings of the sewage draining exit on the valve body 1.Suit one annular gasket 9 and metallic shim 13 on the valve rod 10 in valve gap 2, the back-up ring 11 of open annular is installed on the top of valve rod 10, come off in order to the positioning block 14 that prevents to be sleeved on the valve rod 10, establish spanner 20 at the top of valve rod 10, the internal pressure of valve rod 10 and 2 of valve gaps during unlatching that pad 9 can reduce to produce because of internal pressure, the gap that metallic shim 13 produces because of machining error in order to adjusting.2 of valve rod 10 and valve gaps adopt filler 12 sealings, are with filler plug screw 15 filler 12 to be pressed in the valve gap 2.In valve seat cover 7 valve seat 8 is set, spheroid 16 is encircled 8 of 4 valve seats, be used for opening and closing, turning to passage, the grit thing and the fouling of floating when ball valve opens and closes on sphere are excised by the metal valve cover for seat, and the protection valve seat is difficult for damage.The middle formation that pad 17 is sandwiched in valve gap 2 and valve body 1 seals, and 18 pairs of O RunddichtringOs are clipped in the middle formation sealing of valve body 1 and bottom 19.
Special-purpose wear-resisting threeway four sealing " three internal threads " the type ball valves of the utility model blast furnace are achieved in that below in conjunction with accompanying drawing and specify.See Fig. 3, Fig. 4, among the figure: 1 is that valve body, 2 is that valve gap, 6 is that O RunddichtringO, 8 is that valve seat, 9 is that pad, 10 is that valve rod, 11 is that back-up ring, 12 is that filler, 14 is that positioning block, 15 is that filler plug screw, 16 is that spheroid, 18 is that O RunddichtringO, 19 is that bottom, 21 is that plug screw, 22 is that pad, 23 is that needle-valve plug screw, 24 is a sealing gasket.Special-purpose wear-resisting threeway four seal ball-valves of the utility model blast furnace, it is characterized in that: the valve body 1 of three female type ball valves be shaped as the intersected cylinder bodily form, form by a plurality of cylindrical bodys are crossing, valve body 1 is connected with valve gap 2 and other parts in the mode that is threaded, the middle formation that O RunddichtringO 6 is clipped in valve body 1 and valve gap 2 seals, and 18 pairs of O RunddichtringOs are clipped in the middle formation sealing of valve body 1 and bottom 19; The valve seat 8 of annular is sleeved in the valve seat orifice, is used for passage and extraneous sealing; Filler plug screw 15 is connected with valve body 1 by screw thread, is used for regulating compressing filler 12, and filler 12 is with filler plug screw 15 it to be pressed in the valve body 1, is used for the sealing of 2 of valve body 1 and valve gaps.Valve rod 10 is sleeved in the valve body 1, is the link of rotary opening and closing spheroid, and the back-up ring 11 of open annular is installed on the top of valve rod 10, comes off in order to prevent positioning block 14.Suit one annular gasket 9 on valve rod 10, the friction of 1 of valve rod 10 and valve body during with the unlatching that reduces to produce because of internal pressure.Spheroid 16 is encircled in the middle of 4 valve seats 8, is used for passage and opens and closes, turns to.Plug screw 21 is connected with valve body 1 by screw thread, it is the sealing cover of alternate channel, between plug screw 21 and valve body 1, put a pad 22 and form sealing, needle-valve plug screw 23 is connected with valve body 1 by screw thread, it is the sealing open-shut device of the sewage draining exit of setting on valve body 1,24 pairs of sealing gaskets are clipped between sewage draining exit on needle-valve plug screw 23 and the valve body 1, are the Sealings of sewage draining exit.
Claims (3)
1, special-purpose wear-resisting threeway four seal ball-valves of a kind of blast furnace, be by valve body (1), valve gap (2), stud (3), nut (4), valve seat plug screw (5), O RunddichtringO (6), valve seat cover (7), valve seat (8), pad (9), valve rod (10), back-up ring (11), filler (12), metallic shim (13), positioning block (14), filler plug screw (15), spheroid (16), pad (17), O RunddichtringO (18), bottom (19), spanner (20), plug screw (21), pad (22), plug screw (23), sealing gasket (24) is formed, and it is characterized in that: special-purpose wear-resisting threeway four seal ball-valves of blast furnace have T-shape, " L " type and three kinds of forms of " three internal threads " type; T-shape ball valve body (1) be shaped as the intersected cylinder bodily form, form by a plurality of cylindrical bodys are crossing, valve body (1) is connected with valve gap (2) by stud (3), nut (4) in the mode that is threaded, valve seat plug screw (5) in valve body (1) inner cylindrical, cooperate with valve body (1) and standing valve cover for seat (7) by screw thread, O RunddichtringO (6) is to being clipped between valve seat plug screw (5) and the valve seat cover (7); Valve seat cover (7) is a cylindrical shape, to being clipped between valve seat plug screw (5) and the valve body (1), the valve seat (8) of annular is sleeved in the valve seat cover (7), plug screw (21) is connected with valve body (1) by screw thread, between plug screw (21) and valve body (1), put a pad (22), columniform plug screw (23) is connected with valve body (1) by screw thread, on valve body (1) sewage draining exit is set, and sealing gasket (23) is to being clipped between the sewage draining exit on plug screw (23) and the valve body (1); Valve rod (10) in valve gap (2) is gone up suit one annular gasket (9) and metallic shim (13), the back-up ring of open annular (11) is installed on the top of valve rod (10), establish spanner (20) at the top of valve rod (10), adopt filler (12) sealing between valve rod (10) and valve gap (2), filler (12) is pressed in the valve gap (2) with filler plug screw (15); Valve seat (8) is set in valve seat cover (7), spheroid (16) is encircled between 4 valve seats (8), pad (17) is sandwiched in the centre of valve gap (2) and valve body (1), and O RunddichtringO (18) is to being clipped in the centre of valve body (1) and bottom (19).
2, special-purpose wear-resisting threeway four seal ball-valves of blast furnace according to claim 1, it is characterized in that: " L " type ball valve body (1) be shaped as the intersected cylinder bodily form, form by a plurality of cylindrical bodys are crossing, valve body (1) is connected with valve gap (2) by stud (3), nut (4) in the mode that is threaded, valve seat plug screw (5) in valve body (1) inner cylindrical, cooperate with valve body (1) and standing valve cover for seat (7) by screw thread, 0 RunddichtringO (6) is to being clipped between valve seat plug screw (5) and the valve seat cover (7); Valve seat cover (7) is a cylindrical shape, to being clipped between valve seat plug screw (5) and the valve body (1), the valve seat (8) of annular is sleeved in the valve seat cover (7), and plug screw (21) is connected with valve body (1) by screw thread, and sealing gasket (22) is to being clipped between the sewage draining exit on plug screw (21) and the valve body (1); Valve rod (10) in valve gap (2) is gone up suit one annular gasket (9) and metallic shim (13), the back-up ring of open annular (11) is installed on the top of valve rod (10), establish spanner (20) at the top of valve rod (10), adopt filler (12) sealing between valve rod (10) and valve gap (2), filler (12) is pressed in the valve gap (2) with filler plug screw (15); Valve seat (8) is set in valve seat cover (7), spheroid (16) is encircled between 4 valve seats (8), pad (17) is sandwiched in the centre of valve gap (2) and valve body (1), and O RunddichtringO (18) is to being clipped in the centre of valve body (1) and bottom (19).
3, special-purpose wear-resisting threeway four seal ball-valves of blast furnace according to claim 1, it is characterized in that: " three internal threads " type ball valve body (1) be shaped as the intersected cylinder bodily form, form by a plurality of cylindrical bodys are crossing, valve body (1) is connected with valve gap (2) and other parts in the mode that is threaded, the middle formation that O RunddichtringO (6) is clipped in valve body (1) and valve gap (2) seals, and O RunddichtringO (18) is to being clipped in the middle formation sealing of valve body (1) and bottom (19); The valve seat (8) of annular is sleeved in the valve seat orifice; Filler plug screw (15) is connected with valve body (1) by screw thread, and filler (12) is with filler plug screw (15) it to be pressed in the valve body (1); Valve rod (10) is sleeved in the valve body (1), and the back-up ring of open annular (11) is installed on the top of valve rod (10), goes up suit one annular gasket (9) at valve rod (10); Spheroid (16) is encircled in the middle of 4 valve seats (8), plug screw (21) is connected with valve body (1) by screw thread, between plug screw (21) and valve body (1), put a pad (22), needle-valve plug screw (23) is connected with valve body (1) by screw thread, go up the sewage draining exit that is provided with at valve body (1), sealing gasket (24) is to being clipped between the sewage draining exit on needle-valve plug screw (23) and the valve body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520088930 CN2784693Y (en) | 2005-01-14 | 2005-01-14 | Wearable three-way four-seal ball valve dedicated for blast furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520088930 CN2784693Y (en) | 2005-01-14 | 2005-01-14 | Wearable three-way four-seal ball valve dedicated for blast furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2784693Y true CN2784693Y (en) | 2006-05-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520088930 Expired - Fee Related CN2784693Y (en) | 2005-01-14 | 2005-01-14 | Wearable three-way four-seal ball valve dedicated for blast furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2784693Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105388236A (en) * | 2015-11-09 | 2016-03-09 | 江苏有能电力自动化有限公司 | Degassing device for transformer oil-chromatography online monitoring |
-
2005
- 2005-01-14 CN CN 200520088930 patent/CN2784693Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105388236A (en) * | 2015-11-09 | 2016-03-09 | 江苏有能电力自动化有限公司 | Degassing device for transformer oil-chromatography online monitoring |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060531 Termination date: 20110114 |