CN203363248U - Top-mounted ball valve with bushings - Google Patents
Top-mounted ball valve with bushings Download PDFInfo
- Publication number
- CN203363248U CN203363248U CN 201320360014 CN201320360014U CN203363248U CN 203363248 U CN203363248 U CN 203363248U CN 201320360014 CN201320360014 CN 201320360014 CN 201320360014 U CN201320360014 U CN 201320360014U CN 203363248 U CN203363248 U CN 203363248U
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- Prior art keywords
- lining
- valve
- spheroid
- valve body
- groove
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a top-mounted ball valve with bushings. The top-mounted ball valve with the bushings comprises a valve body. Medium channels are arranged in the valve body. A ball is arranged in the medium channels, wherein a valve seat is arranged on the outer side of the ball, the ball is provided with a valve shaft which is used for driving the ball to rotate, the valve shaft penetrates out of the valve body, and a valve deck is arranged at the position, penetrating out of the valve body, of the valve shaft. The valve seat penetrates out of the valve deck, and a gland cover is arranged at the position, penetrating out of the valve deck, of the valve seat. The medium channels comprise an inflow channel and an outflow channel. The bushings are arranged in the inflow channel and the outflow channel respectively. The side, close to the ball, of each bushing is connected with the valve seat in a sealed mode. The side, deviating from the ball, of each bushing abuts against the inner side wall of the valve body. According to the top-mounted ball valve with the bushings, the bushings are arranged in the medium channels on the two sides of the ball to isolate the medium channels from a valve deck channel and prevent a medium from accumulating, therefore, the situation that the medium accumulates to corrode the inside of the valve body can be effectively avoided, and the service life of the top-mounted ball valve is effectively prolonged.
Description
Technical field
The utility model relates to a kind of upper-mounting type ball valve, is specifically related to a kind of upper-mounting type ball valve with lining.
Background technique
Upper-mounting type ball valve is widely used on the oil and natural gas pipeline, and in the devices such as oil recovery, oil refining, petrochemical industry, chemical industry, chemical fibre, metallurgy, electric power, nuclear power, food and papermaking.Upper-mounting type ball valve is dismantled rapidly simple on pipeline, easy to maintenance quick.Break down on pipeline when valve while needing to repair, needn't dismantle valve from pipeline, need only dismantle middle flange bolt and nut are taken off valve gap together with the valve rod group component from valve body, then take out spheroid and valve seat combination part.Can repair online spheroid and valve seat.The time has been saved in this maintenance, and the loss in producing is dropped to minimum point.
Although existing ball valve can be repaired spheroid and valve seat online, but spheroid is arranged in valve seat, the setting that offsets of the madial wall of valve seat and valve body, accumulation medium is caused in the gap be easy between valve seat and valve body, causes the corrosion of accumulation medium fluid to body cavity.
Summary of the invention
The purpose of this utility model is: for the deficiencies in the prior art, the utility model provides a kind of accumulation medium that is not easy, and has antisepsis, improves the upper-mounting type ball valve with lining in working life.
To achieve these goals, the utility model has adopted following technological scheme:
A kind of upper-mounting type ball valve with lining, comprise valve body, be provided with medium channel in described valve body, be provided with spheroid in described medium channel, the described spheroid outside is provided with valve seat, described spheroid is provided with the valve shaft for driving spheroid to rotate, described valve shaft passes valve body, valve shaft passes the valve body place and is provided with valve gap, described valve seat passes valve gap and passes the valve gap place at valve shaft and is provided with follower, described medium channel comprises and flows to passage and flow pass, described flowing in passage and flow pass is respectively equipped with lining, described lining all is connected with valve base sealing by a side of spheroid, described lining deviates from the setting that offsets of a side of spheroid and described valve body madial wall.
As preferably, the madial wall of described valve body and lining corresponding position are provided with the lining mounting platform, form the sinking space embedded for described lining between spheroid outer side wall and lining mounting platform, described lining deviates from the setting that offsets of a side of spheroid and lining mounting platform.After adopting above-mentioned preferred version, lining can be installed in valve body more securely, avoids lining that the phenomenon of displacement occurs in valve working, has better position-limiting action.
As preferably, described lining is provided with the spring fitting groove by a side of lining mounting platform, be provided with stage clip in described spring fitting groove, one end of described stage clip embeds in the spring fitting groove, and offset with the bottom of spring fitting groove, stage clip is away from the setting that offsets of an end of spring fitting groove and described spring fitting platform.After adopting above-mentioned preferred version, thereby arranging of stage clip can tightly offset lining and valve seat by compressing lining, the tightness coordinated between raising lining and valve seat.
As preferably, the side that described lining deviates from spheroid is provided with the lining edge, described lining edge is provided with lining edge seal groove by a side of valve body inboard, be provided with seal ring in described lining edge seal groove, described lining is provided with the bush side seal groove by a side of valve body madial wall, in described bush side seal groove, is provided with the side sealing circle.After adopting above-mentioned preferred version, improved the sealing between lining and valve body madial wall.
As preferably, described lining is provided with the lining draw-in groove by a side of valve seat, and the side that described valve seat deviates from spheroid snaps in the lining draw-in groove, in described lining draw-in groove, is provided with valve seat insert.After adopting above-mentioned preferred version, the installation of lining and valve seat is more simple and firmly, and valve seat insert the sealing improved between valve seat and lining is set.
As preferably, be coated with nanometer layer on the madial wall of described medium channel, the material of described nanometer layer is nitride.After adopting above-mentioned preferred version, the madial wall plating nanometer layer to valve body, can improve medium channel internal surface intensity, increases wear resistance.
Upper-mounting type ball valve with lining of the present utility model is provided with lining in the medium channel of the both sides of spheroid, spacer medium passage and valve gap passage, prevent the delay of medium, the corrosion that can effectively avoid the delay because of medium to cause valve inner, the working life of effectively improving valve.
The accompanying drawing explanation
The structural representation that Fig. 1 is the utility model embodiment;
The partial enlarged drawing that Fig. 2 is A place in Fig. 1.
Embodiment
As Figure 1-Figure 2, embodiment of the present utility model is a kind of upper-mounting type ball valve with lining specifically, comprises valve body 1, is provided with medium channel 11 in valve body 1, is provided with spheroid 2 in medium channel 11.Spheroid 2 outsides are provided with valve seat 3.Spheroid 2 is provided with the valve shaft 4 for driving spheroid 2 to rotate.Valve shaft 4 passes valve body 1, and valve shaft 4 passes valve body 1 place and is provided with valve gap 5.Valve seat 3 passes valve gap 5 and passes valve gap 5 places at valve shaft 4 and is provided with follower 6.Medium channel 11 comprises and flows to passage 111 and flow pass 112.Flow in passage 111 and flow pass 112 and be respectively equipped with lining 7, lining 7 all is tightly connected with valve seat 3 by a side of spheroid 2, and lining 7 deviates from the setting that offsets of a side of spheroid 2 and valve body 1 madial wall.Be coated with nanometer layer on the madial wall of medium channel 11, the material of nanometer layer is nitride
The madial wall of valve body 1 and lining 7 corresponding positions are provided with lining mounting platform 12, form the sinking space 13 embedded for lining 7 between spheroid 2 outer side walls and lining mounting platform 12, and lining 7 deviates from the setting that offsets of a side of spheroid 2 and lining mounting platform 12.Lining 7 is provided with spring fitting groove 71 by a side of lining mounting platform 12, be provided with stage clip 8 in spring fitting groove 71, one end of stage clip 8 embeds in spring fitting groove 71, and offsets with the bottom of spring fitting groove 71, and stage clip 8 is away from the setting that offsets of an end of spring fitting groove 71 and spring fitting platform 12.The side that lining 7 deviates from spheroid 2 is provided with lining edge 72.Lining edge 72 is provided with lining edge seal groove 721 by a side of valve body 1 inboard, in lining edge seal groove 721, is provided with seal ring 722, and lining 7 is provided with bush side seal groove 73 by a side of valve body 1 madial wall, is provided with side sealing circle 731 in bush side seal groove 73.Lining 7 is provided with lining draw-in groove 74 by a side of valve seat 3, and the side that valve seat 3 deviates from spheroid 2 snaps in lining draw-in groove 74, is provided with valve seat insert 75 in lining draw-in groove 74.
The working principle of the working principle of the upper-mounting type ball valve with lining of the present utility model and the upper-mounting type ball valve of prior art is basic identical, difference is: upper-mounting type ball valve of the present utility model is at the interior lining 7 that arranges of medium channel 11, the corrosion that can effectively avoid the delay because of medium to cause valve body 1 inside, the working life of effectively improving valve.
Claims (6)
1. the upper-mounting type ball valve with lining, comprise valve body, be provided with medium channel in described valve body, be provided with spheroid in described medium channel, the described spheroid outside is provided with valve seat, described spheroid is provided with the valve shaft for driving spheroid to rotate, described valve shaft passes valve body, valve shaft passes the valve body place and is provided with valve gap, described valve seat passes valve gap and passes the valve gap place at valve shaft and is provided with follower, it is characterized in that: described medium channel comprises and flows to passage and flow pass, described flowing in passage and flow pass is respectively equipped with lining, described lining all is connected with valve base sealing by a side of spheroid, described lining deviates from the setting that offsets of a side of spheroid and described valve body madial wall.
2. the upper-mounting type ball valve with lining according to claim 1, it is characterized in that: the madial wall of described valve body and lining corresponding position are provided with the lining mounting platform, form the sinking space embedded for described lining between spheroid outer side wall and lining mounting platform, described lining deviates from the setting that offsets of a side of spheroid and lining mounting platform.
3. the upper-mounting type ball valve with lining according to claim 2, it is characterized in that: described lining is provided with the spring fitting groove by a side of lining mounting platform, be provided with stage clip in described spring fitting groove, one end of described stage clip embeds in the spring fitting groove, and offset with the bottom of spring fitting groove, stage clip is away from the setting that offsets of an end of spring fitting groove and described spring fitting platform.
4. according to the described upper-mounting type ball valve with lining of claim 2 or 3, it is characterized in that: the side that described lining deviates from spheroid is provided with the lining edge, described lining edge is provided with lining edge seal groove by a side of valve body inboard, be provided with seal ring in described lining edge seal groove, described lining is provided with the bush side seal groove by a side of valve body madial wall, in described bush side seal groove, is provided with the side sealing circle.
5. the upper-mounting type ball valve with lining according to claim 1 is characterized in that: described lining is provided with the lining draw-in groove by a side of valve seat, and the side that described valve seat deviates from spheroid snaps in the lining draw-in groove, in described lining draw-in groove, is provided with valve seat insert.
6. the upper-mounting type ball valve with lining according to claim 1, it is characterized in that: be coated with nanometer layer on the madial wall of described medium channel, the material of described nanometer layer is nitride.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320360014 CN203363248U (en) | 2013-06-20 | 2013-06-20 | Top-mounted ball valve with bushings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320360014 CN203363248U (en) | 2013-06-20 | 2013-06-20 | Top-mounted ball valve with bushings |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203363248U true CN203363248U (en) | 2013-12-25 |
Family
ID=49811012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320360014 Expired - Fee Related CN203363248U (en) | 2013-06-20 | 2013-06-20 | Top-mounted ball valve with bushings |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203363248U (en) |
-
2013
- 2013-06-20 CN CN 201320360014 patent/CN203363248U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131225 Termination date: 20190620 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |