CN100567781C - Polymerization kettle bottom valve - Google Patents
Polymerization kettle bottom valve Download PDFInfo
- Publication number
- CN100567781C CN100567781C CNB2007101347758A CN200710134775A CN100567781C CN 100567781 C CN100567781 C CN 100567781C CN B2007101347758 A CNB2007101347758 A CN B2007101347758A CN 200710134775 A CN200710134775 A CN 200710134775A CN 100567781 C CN100567781 C CN 100567781C
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- Prior art keywords
- valve body
- valve
- spool
- oil cylinder
- screw
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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
Links
- 238000006116 polymerization reaction Methods 0.000 title claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 230000000694 effects Effects 0.000 claims description 3
- 238000003889 chemical engineering Methods 0.000 abstract description 2
- 150000001875 compounds Chemical class 0.000 abstract description 2
- 230000007812 deficiency Effects 0.000 abstract description 2
- 238000010079 rubber tapping Methods 0.000 abstract description 2
- 229920000642 polymer Polymers 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 229920006351 engineering plastic Polymers 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Mechanically-Actuated Valves (AREA)
- Lift Valve (AREA)
Abstract
The present invention relates to the valve in the universal machine field, in particular be applied in the polymerization kettle bottom valve of making the special-purpose tapping equipment after the compound polymerisation in the chemical engineering.The present invention adopts following technological scheme: a kind of polymerization kettle bottom valve, include the valve body that has passage, be fixedly installed on the valve seat on the passage of valve body and cooperate the spool of control channel flow with valve seat, described valve body upper end fixedly installs a flange, spool one end passes flange and cooperates with valve seat, the other end places outside the valve body, the opposite side that is positioned at fixed valve body of described flange is set with long struts around the periphery of spool, and the upper end portion of this pillar is provided with surge operating device and the manual-operating mechanism that the control spool cooperates with valve seat.By adopting such scheme, the present invention has overcome the deficiencies in the prior art, provides a kind of rational in infrastructure, and operation switches to a kind of very easily novel polymerization kettle bottom valve of manually-operable automatically.
Description
Technical field
The present invention relates to the valve in the universal machine field, refer more particularly to polymerization kettle bottom valve, polymerization kettle bottom valve is to be applied in the special-purpose tapping equipment of doing in the chemical engineering after the compound polymerisation, it bears work under 450 ℃ of high temperature of effulent, this device belongs to intelligentized product, it is regulated automatically, control flow rate size and on-off action, all control by computer, and be designed to surge and two kinds of systems' compositions of manual control, based on the oil cylinder control gear that surges, be equipped with the manually-operable stand-by provision.
Background technique
For many years, the bottom valve of crystallization or reactor in the Chemical Manufacture, usually adopt the Stainless Steel Ball Valve or the engineering plastics ball valve of standard universal type, the use of some other form valves is also arranged certainly, introduce a cover as China refreshing horse group from Italy and produce 6.5 ten thousand tons nylon salt slicing device per year.After going into operation in 1998, the problem that the production domesticization of equipment and the supply problem of spare part have just become the said firm to be eager to solve, since our factory with the long-term cooperative process of the said firm in, the technical capability of our factory, quality, after sales service and prestige etc. have all obtained the approval of the said firm, thereby have won the task that the production domesticization spare part is provided for the said firm.Polymerization kettle bottom valve is one of numerous production domesticization standby redundancy of providing for the said firm of our factory.Though this polymeric kettle is better than Stainless Steel Ball Valve or engineering plastics ball valve in the performance aspect some, and function and structure are all fairly perfect and compact, but it still exists following shortcomings: 1, can not regulate the size of flow automatically, often will lean on manual tune, so workload is big; 2, spool is not closed completely, and valve head and valve rod are easily pulled, because the control cylinder structure is simple, the interior leakage of oil cylinder makes the oil pressure instability, and insulating efficiency is low; 3, nonmetal Sealing can't be purchased at home, brings very big trouble in case go wrong to maintenance; 4, switch to manually-operable from automatic operation after, the extremely problem such as inconvenience of working; 5, the channel wall in the valve body is of rude workmanship, so when thick polymer flows through valve channel, can be bonded on the channel wall.
Summary of the invention
The present invention has overcome the deficiencies in the prior art, provides a kind of rational in infrastructure, and operation switches to a kind of very easily novel polymerization kettle bottom valve of manually-operable automatically.
Realize above-mentioned purpose, the present invention adopts following technological scheme: a kind of polymerization kettle bottom valve, include the valve body that has passage, be fixedly installed on the valve seat on the passage of valve body and cooperate the spool of control channel flow with valve seat, described valve body upper end fixedly installs a flange, spool one end passes flange and cooperates with valve seat, the other end places outside the valve body, the opposite side that is positioned at fixed valve body of described flange is set with long struts around the periphery of spool, and the upper end portion of this pillar is provided with surge operating device and the manual-operating mechanism that the control spool cooperates with valve seat; The described operating device that surges is fixed by the flange that is fixedly installed on the pillar upper end, the described operating device that surges includes oil cylinder, the middle cover and the connecting rod that are linked with the oil cylinder inner carrier, in overlapping during connecting rod top is socketed on, the connecting rod lower end is connected by link with the outer end of valve body that places of spool, the pillar place that places of cover is socketed with the nut that cooperates degree of tightness between control cover and the connecting rod in described, described manual-operating mechanism includes the underpart and is socketed on screw mandrel in the middle cover in the operating device that surges, this screw mandrel and pitman shaft are to being connected, be arranged on the screw on the screw mandrel, be socketed on the screw and constitute the handwheel that is linked with it and be socketed in screw outer and with the screw body that middle cover is rotatably assorted circumferentially, be provided with bearing between this screw body and the screw.
Of the present invention further the setting again is: described oil cylinder upper and lower end parts is respectively arranged with joint, the slippage activity up and down between two joints of oil cylinder of described piston correspondence.
Of the present invention further the setting again is: be provided with at least two pairs of seal rings between described piston and the oil cylinder inner arm, also be provided with at least two pairs of seal rings between two ends and the middle cover about the described oil cylinder, described valve body is provided with spiral flow channel, and the channel surface in the described valve body is arranged to smooth surface.
Beneficial effect: fixedly install a flange by adopting described valve body upper end, spool one end passes flange and cooperates with valve seat, the other end places outside the valve body, the opposite side that is positioned at fixed valve body of described flange is set with long struts around the periphery of spool, the upper end portion of this pillar is provided with surge operating device and this scheme of manual-operating mechanism that the control spool cooperates with valve seat, then can according to the actual requirements the switch of polymerization kettle bottom valve or the control of flow be carried out manually or the conversion of surging.Again owing to adopt the described operating device that surges to fix by the flange that is fixedly installed on the pillar upper end, the described operating device that surges includes oil cylinder, the middle cover and the connecting rod that are linked with the oil cylinder inner carrier, in overlapping during connecting rod top is socketed on, the connecting rod lower end is connected by link with the outer end of valve body that places of spool, the pillar place that places of cover is socketed with the nut that cooperates degree of tightness between control cover and the connecting rod in described, described manual-operating mechanism includes the underpart and is socketed on screw mandrel in the middle cover in the operating device that surges, this screw mandrel and pitman shaft are to being connected, be arranged on the screw on the screw mandrel, be socketed on the screw and constitute the handwheel that is linked with it and be socketed in screw screw body outer and that be rotatably assorted circumferentially with middle cover, be provided with this scheme of bearing between this screw body and the screw, then can be by cover in the rotation place the pillar place to be socketed with the nut that cooperates degree of tightness between control cover and the connecting rod just can to control employing and manually still surge, conversion is very convenient like this, and this scientific and reasonable for structure.Be provided with at least two pairs of seal rings between last described piston and the oil cylinder inner arm, also be provided with at least two pairs of seal rings between two ends and the middle cover about the described oil cylinder, can realize that like this zero in the working procedure revealed and long pressurize; Described valve body is provided with spiral flow channel, and the channel surface in the described valve body is arranged to smooth surface, can be that the insulation conduction oil realizes that in valve body heat evenly distributes like this.Thereby make the polymer thermally equivalent that flows through in the passage, moreover channel surface is arranged to smooth surface, can conveniently removes the polymer that is attached in the passage.
Below in conjunction with accompanying drawing the present invention is further described.
Description of drawings
Fig. 1 is the stereogram of the embodiment of the invention;
Fig. 2 is the structural representation of the embodiment of the invention;
Fig. 3 is the A portion enlarged view of Fig. 2;
Fig. 4 is the B portion enlarged view of Fig. 2;
Fig. 5 is the C portion enlarged view of Fig. 2;
Fig. 6 is the D portion enlarged view of Fig. 2.
Embodiment
As Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 and shown in Figure 6, a kind of polymerization kettle bottom valve, include the valve body 1 that has passage, be fixedly installed on the valve seat 2 on the passage 11 of valve body 1 and cooperate the spool 3 of control channel 11 flows with valve seat 2, cooperating of this spool 3 and valve seat 2 can control valve body 1 passage, 11 conductings and close, and size that can control channel 11 flows; Described valve body 1 upper end fixedly installs a flange 4, spool 1 one ends pass flange 4 and cooperate with valve seat 2, the other end places outside the valve body 1, the opposite side that is positioned at fixed valve body 1 of described flange 4 is set with long struts 5 around the periphery of spool 3, this pillar 5 grows and exposes valve body 1 part in spool 3, be provided with surge operating device 6 and manual-operating mechanism 7 that control spool 3 cooperates with valve seat 2 in the upper end portion of pillar 5, so in embodiments of the present invention, can according to the actual requirements the Push And Release of polymerization kettle bottom valve or the control of flow be carried out manually or the conversion of surging.
In embodiments of the present invention, the described operating device 6 that surges is fixing by the flange 8 that is fixedly installed on pillar 5 upper ends, the described operating device 6 that surges includes oil cylinder 61, the middle cover 63 and the connecting rod 64 that are linked with oil cylinder 61 inner carriers 62, overlap in 63 during connecting rod 64 tops are socketed on, connecting rod 64 lower ends are connected by link 9 with the valve body 1 outer end that places of spool 3, wherein said oil cylinder 61 upper and lower end parts are respectively arranged with joint 611, the slippage activity up and down between two joints 611 of oil cylinder 61 of described piston 62 correspondences.Pillar 5 places that place of cover 63 are socketed with the nut 10 that cooperates degree of tightness between control cover 63 and the connecting rod 64 in described, described manual-operating mechanism 7 includes the underpart and is socketed on screw mandrel 71 in the middle cover 63 in the operating device 6 that surges, this screw mandrel 71 axially is connected with connecting rod 64, be arranged on the screw 72 on the screw mandrel 71, be socketed on the screw 72 and constitute the handwheel 73 that is linked with it and be socketed in screw 72 outer and with the screw body 74 that middle cover 63 is rotatably assorted circumferentially, be provided with bearing 75 between this screw body 74 and the screw 72.The concrete selection principle of these two kinds of mechanisms is, pillar 5 places that place that screw cover 63 are socketed with the nut 10 that cooperates degree of tightness between control cover 63 and the connecting rod 64, cover 63 and connecting rod 64 cooperate closely in making, cover 63 and connecting rod 64 are linked in the axial direction like this, at this moment can adopt hydraulic mechanism 6 to drive spool 3, thus control valve work; Unscrew nut 10, cover 63 and connecting rod 64 matching looses in making, middle like this cover 63 and connecting rod 64 can relatively move in the axial direction, at this moment can adopt man-operated mechanism 7 to drive spools 3, thus control valve work.Hydraulic mechanism 6 operating principles are, a wherein joint 611 feed liquors in the last lower contact 611, and another joint 611 is with regard to discharge opeing, and then piston 62 is promoted to opposite side by the fluid pressure of this side of feed liquor, moves thereby drive piston 62; Man-operated mechanism 7 specific operation principles are, rotation hand wheel 73 drives screw 72 and rotates, at this moment since screw 72 be fixed in the axial direction by screw body 74 on the cover 63, so passive rising or the decline of screw mandrel 71, thereby drivening rod 64 and spool 3 are axially movable.
In embodiments of the present invention, be provided with at least two pairs of seal rings 65 between described piston 62 and oil cylinder 61 inner arms, described oil cylinder also is provided with at least two pairs of seal rings 66 between two ends and the middle cover 63 about in the of 61, can realize that like this zero in the working procedure reveal and pressurize for a long time; Described valve body 1 is provided with spiral flow channel 12, can be that the insulation conduction oil realizes that in valve body 1 heat evenly distributes like this.Thereby make the polymer thermally equivalent that flows through in the passage 11; Smooth surface is arranged on passage 11 surfaces in the described valve body 1, then can conveniently remove the polymer that is attached in the passage 11.
Certainly, the present invention is except the above-mentioned embodiment who chats, and is any in any improvement or the accommodation made based on total invention thought of the present invention, all within protection domain of the present invention.
Claims (4)
1, a kind of polymerization kettle bottom valve, include the valve body that has passage, be fixedly installed on the valve seat on the passage of valve body and cooperate the spool of control channel flow with valve seat, it is characterized in that: described valve body upper end fixedly installs a flange, spool one end passes flange and cooperates with valve seat, the other end places outside the valve body, the opposite side that is positioned at fixed valve body of described flange is set with long struts around the periphery of spool, and the upper end portion of this pillar is provided with surge operating device and the manual-operating mechanism that the control spool cooperates with valve seat; The described operating device that surges is fixed by the flange that is fixedly installed on the pillar upper end, the described operating device that surges includes oil cylinder, the middle cover and the connecting rod that are linked with the oil cylinder inner carrier, in overlapping during connecting rod top is socketed on, the connecting rod lower end is connected by link with the outer end of valve body that places of spool, the pillar place that places of cover is socketed with the nut that cooperates degree of tightness between control cover and the connecting rod in described, described manual-operating mechanism includes the underpart and is socketed on screw mandrel in the middle cover in the operating device that surges, this screw mandrel and pitman shaft are to being connected, be arranged on the screw on the screw mandrel, be socketed on the screw and constitute the handwheel that is linked with it and be socketed in screw outer and with the screw body that middle cover is rotatably assorted circumferentially, be provided with bearing between this screw body and the screw.
2, polymerization kettle bottom valve according to claim 1 is characterized in that: described oil cylinder upper and lower end parts is respectively arranged with joint, the slippage activity up and down between two joints of oil cylinder of described piston correspondence.
3, polymerization kettle bottom valve according to claim 1, it is characterized in that: be provided with at least two secondary seal rings between described piston and the oil cylinder inner arm, also be provided with at least two secondary seal rings between two ends and the middle cover about the described oil cylinder, described valve body is provided with spiral flow channel, and the channel surface in the described valve body is arranged to smooth surface.
4, polymerization kettle bottom valve according to claim 2, it is characterized in that: be provided with at least two secondary seal rings between described piston and the oil cylinder inner arm, also be provided with at least two secondary seal rings between two ends and the middle cover about the described oil cylinder, described valve body is provided with spiral flow channel, and the channel surface in the described valve body is arranged to smooth surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007101347758A CN100567781C (en) | 2007-10-19 | 2007-10-19 | Polymerization kettle bottom valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007101347758A CN100567781C (en) | 2007-10-19 | 2007-10-19 | Polymerization kettle bottom valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101235902A CN101235902A (en) | 2008-08-06 |
| CN100567781C true CN100567781C (en) | 2009-12-09 |
Family
ID=39919717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2007101347758A Expired - Fee Related CN100567781C (en) | 2007-10-19 | 2007-10-19 | Polymerization kettle bottom valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100567781C (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4477232A (en) * | 1983-01-10 | 1984-10-16 | Mayer James R | Hydraulically actuated reciprocating piston pump |
| US4659292A (en) * | 1976-12-20 | 1987-04-21 | Dennis J. Lawman | Hydraulic power booster apparatus |
| CN2171744Y (en) * | 1993-07-17 | 1994-07-13 | 武汉市武汉胶带厂 | Two-purpose stop valve |
| CN201043610Y (en) * | 2007-04-20 | 2008-04-02 | 浙江精工阀门厂 | Polymerizer bottom valve |
-
2007
- 2007-10-19 CN CNB2007101347758A patent/CN100567781C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4659292A (en) * | 1976-12-20 | 1987-04-21 | Dennis J. Lawman | Hydraulic power booster apparatus |
| US4477232A (en) * | 1983-01-10 | 1984-10-16 | Mayer James R | Hydraulically actuated reciprocating piston pump |
| CN2171744Y (en) * | 1993-07-17 | 1994-07-13 | 武汉市武汉胶带厂 | Two-purpose stop valve |
| CN201043610Y (en) * | 2007-04-20 | 2008-04-02 | 浙江精工阀门厂 | Polymerizer bottom valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101235902A (en) | 2008-08-06 |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: WENZHOU JINGGONG VALVE TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: JINGGONG VALVE CO., LTD. Effective date: 20141015 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 325025 WENZHOU, ZHEJIANG PROVINCE TO: 325000 WENZHOU, ZHEJIANG PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20141015 Address after: No. 3283 Longwan road Wenzhou District Yongqiang Shacheng streets of 325000 cities in Zhejiang Province Patentee after: Wenzhou Jinggong Valve Technology Co.,Ltd. Address before: No. 2149 Longwan Yongqiang road in Wenzhou city in Zhejiang province 325025 Patentee before: JINGGONG VALVE Co.,Ltd. |
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| TR01 | Transfer of patent right |
Effective date of registration: 20180730 Address after: 325000 Binhai Road four, Binhai New Area, Longwan, Wenzhou, Zhejiang 806 Patentee after: JINGGONG VALVE Co.,Ltd. Address before: 325000 3283 Yongqiang Road, Sha Cheng street, Longwan District, Wenzhou, Zhejiang. Patentee before: Wenzhou Jinggong Valve Technology Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091209 |