CN205298581U - Rectangle butterfly valve - Google Patents
Rectangle butterfly valve Download PDFInfo
- Publication number
- CN205298581U CN205298581U CN201521134647.XU CN201521134647U CN205298581U CN 205298581 U CN205298581 U CN 205298581U CN 201521134647 U CN201521134647 U CN 201521134647U CN 205298581 U CN205298581 U CN 205298581U
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- CN
- China
- Prior art keywords
- valve
- main shaft
- valve body
- plate
- leading portion
- Prior art date
- 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 provides a rectangle butterfly valve, includes electric liquid push rod, support, gyration crank, valve pivot, valve body, valve plate, its characterized in that: the valve body is equipped with the valve body roof, the valve body bottom plate, the valve body curb plate, the support is fixed on the valve body roof, electricity liquid push rod fixed mounting is on the support, electricity liquid push rod tip is through round pin axle and gyration crank connection, the gyration crank includes the axle sleeve, the gusset, the revoliving arm, the axle sleeve passes through key and valve pivot fixed connection, the axle sleeve outer lane is equipped with the valve opening pointer through the welding, the valve body roof is equipped with valve opening and indicates the dial plate, valve opening indicates dial plate and support to lie in two sides of the left and right sides of valve pivot, the valve pivot, including the main shaft anterior segment, the main shaft middle section, the main shaft back end, the main shaft anterior segment, the main shaft back end is solid round steel, the main shaft middle section is hot -rolling seamless pipe, the main shaft anterior segment, the main shaft middle section, be equipped with the pinhole on the main shaft back end, main shaft anterior segment tip is equipped with the keyway. The utility model has the advantages of equipment cost is low, and the flexibility is opened and close to the valve, simple structure, the easy maintenance.
Description
Technical field
This utility model relates to field of mechanical technique, especially a kind of rectangle butterfly valve.
Background technology
The hard sealed butterfly valve adopted in metallurgy industry flue gas dust collecting system at present, owing to the smelting smoke transmission pipeline temperature difference is bigger, in flue gas, dust-laden is many, big containing saturated water amount, and high velocity smoke is in course of conveying, and dirt and water mix, viscosity is big, easily being pasted onto on valve plate and valve body, sealing surface is owing to adopting encapsulant firmly processed, different from valve body material and cause that the amount of expanding with heat and contract with cold is different, during temperature height poorly sealed, when temperature is low, valve plate is easily stuck causes valve not open; Butterfly valve generally adopts Multi-stage transmission, and the power of loss is bigger; Once dust stratification by stuck for valve plate and do not open, cannot will be removed again by dust stratification in flue.
Summary of the invention
The technical problems to be solved in the utility model is to overcome existing defect, it is provided that a kind of rectangle butterfly valve, makes valve plate mobile along the revolution of valve seat centrage by Electrohydraulic push rod, and in opening and closing process, sealing surface frictional resistance is little, and conveniently opening and closing is rapid, regulates performance good; Available rotating crank revolution transmission realizes any opening degree and regulates, and arbitrarily adjusts switch valve dynamics as required; It is relatively big that Electrohydraulic push rod opens and closes moment, will not because of in flue dust stratification and do not open, it is simple to safeguarding, it is simple to enter cleaning dust stratification in valve body have equipment cost low, valve opening and closing is flexible, simple in construction, the advantage of easy care.
The technical solution of the utility model is: a kind of rectangle butterfly valve, including Electrohydraulic push rod, support, rotating crank, valve hinges, valve body, valve plate, it is characterised in that: valve body is provided with valve body top board, valve body base plate, valve body side plate, support is fixed on valve body top board, and Electrohydraulic push rod is fixedly mounted on support, and Electrohydraulic push rod end is connected with rotating crank by bearing pin, and rotating crank includes axle sleeve, gusset, revoliving arm, axle sleeve is connected by key and valve hinges are fixing, and axle sleeve outer ring is provided with valve opening pointer by welding, valve body top board is provided with valve opening indication dial plate, valve opening indication dial plate and support are positioned at the side, left and right two of valve hinges, and described valve hinges, including main shaft leading portion, main shaft stage casing, main shaft back segment, described main shaft leading portion, main shaft back segment is solid round steel, and main shaft stage casing is hot rolled seamless steel tube, main shaft leading portion, main shaft stage casing, main shaft back segment is provided with pin-and-hole, and main shaft leading portion end is provided with keyway, equipped with transparent cover on main shaft leading portion, a number Pilus Caprae seu Ovis felt collar, nut, taper roll bearing, No. two Pilus Caprae seu Ovis felt collars, drive end bearing seat, drive end bearing seat bottom plate, equipped with adjusting circle outside taper roll bearing, adjust circle outside and be close to inside drive end bearing seat, drive end bearing seat front end is connected by a bolt with transparent cover, and drive end bearing base rear end is connected by No. two bolts with drive end bearing seat bottom plate, and a Pilus Caprae seu Ovis felt collar is contained in outside main shaft leading portion, and with transparent cover inside be close to, No. two Pilus Caprae seu Ovis felt collars are contained in outside main shaft leading portion, and with drive end bearing seat inside be close to, main shaft back segment is equipped with band circular seat spherical ball bearing, Partner pedestal base, band circular seat spherical ball bearing and Partner pedestal base are bolted, and valve body side plate is provided with baffle plate, and valve plate is fixed in valve hinges under the effect of fastening bolt by the pin-and-hole in valve hinges.
The beneficial effects of the utility model are: this utility model provides a kind of rectangle butterfly valve, Electrohydraulic push rod is utilized to provide power for valve plate, valve plate turns round the valve of movement along valve seat centrage, in opening and closing process, sealing surface frictional resistance is little, conveniently opening and closing is rapid, adjustment performance is good, available rotating crank revolution transmission realizes any opening degree and regulates, arbitrarily adjust switch valve dynamics as required, it is bigger that Electrohydraulic push rod opens and closes moment, will not because of in flue dust stratification and do not open, it is easy to safeguard, facilitate access for cleaning dust stratification in valve body, there is equipment cost low, valve opening and closing is flexible, simple in construction, the advantage of easy care.
Accompanying drawing explanation
Fig. 1 is main TV structure schematic diagram of the present utility model.
Fig. 2 is plan structure schematic diagram of the present utility model.
Fig. 3 is A-A place sectional view in Fig. 2.
Fig. 4 is the structural representation of part 5 valve hinges.
Fig. 5 is B place enlarged drawing in Fig. 4.
Fig. 6 is C place enlarged drawing in Fig. 4.
Fig. 7 is D-D place sectional view in Fig. 5.
Fig. 8 is the main TV structure schematic diagram of part 4 rotating crank.
Fig. 9 is the plan structure schematic diagram of part 4 rotating crank.
Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, in Fig. 9, 1. bearing pin, 2. Electrohydraulic push rod, 3. support, 4. rotating crank, 5. valve hinges, 6. valve body, 7. fastening bolt, 8. valve plate, 9. valve body top board, 10. baffle plate, 11. valve opening indication dial plate, 12. valve body base plate, 13. valve body side plate, 14. key, 15. valve opening pointer, 41. axle sleeve, 42. gusset, 43. revoliving arm, 51. main shaft leading portion, 52. main shaft stage casing, 53. main shaft back segment, 54. pin-and-hole, 55. a Pilus Caprae seu Ovis felt collar, 56. transparent cover, 57. a bolt, 58. No. two bolts, 59. No. two Pilus Caprae seu Ovis felt collars, 510. keyway, 511. nut, 512. taper roll bearing, 513. adjust circle, 514. drive end bearing seat, 515. drive end bearing seat bottom plate, 516. bolt, 517. band circular seat spherical ball bearing, 518. Partner pedestal base.
Detailed description of the invention
Below in conjunction with accompanying drawing, this utility model is further described.
Such as Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, shown in Fig. 9, this utility model is a kind of rectangle butterfly valve, including Electrohydraulic push rod 2, support 3, rotating crank 4, valve hinges 5, valve body 6, valve plate 8, it is characterised in that: valve body 6 is provided with valve body top board 9, valve body base plate 12, valve body side plate 13, support 3 is fixed on valve body top board 9, and Electrohydraulic push rod 2 is fixedly mounted on support 3, and Electrohydraulic push rod 2 end is connected with rotating crank 4 by bearing pin 1, and rotating crank 4 includes axle sleeve 41, gusset 42, revoliving arm 43, axle sleeve 41 is connected by key 14 is fixing with valve hinges 5, axle sleeve 41 outer ring is provided with valve opening pointer 15 by welding, valve body top board 9 is provided with valve opening indication dial plate 11, valve opening indication dial plate 11 and support 3 lay respectively at the side, left and right two of valve hinges 5, described valve hinges 5, including main shaft leading portion 51, main shaft stage casing 52, main shaft back segment 53, described main shaft leading portion 51, main shaft back segment 53 is solid round steel, and main shaft stage casing 52 is hot rolled seamless steel tube, main shaft leading portion 51, main shaft stage casing 52, main shaft back segment 53 is provided with pin-and-hole 54, and main shaft leading portion 51 end is provided with keyway 510, equipped with transparent cover 56 on main shaft leading portion 51, a number Pilus Caprae seu Ovis felt collar 55, nut 511, taper roll bearing 512, No. two Pilus Caprae seu Ovis felt collars 59, drive end bearing seat 514, drive end bearing seat bottom plate 515, equipped with adjusting circle 513 outside taper roll bearing 512, adjust and be close to inside drive end bearing seat 514 outside circle 513, drive end bearing seat 514 front end is connected by a bolt 57 with transparent cover 56, drive end bearing seat 514 rear end is connected by No. two bolts 58 with drive end bearing seat bottom plate 515, a number Pilus Caprae seu Ovis felt collar 55 is contained in outside main shaft leading portion 51, and with transparent cover 56 inside be close to, No. two Pilus Caprae seu Ovis felt collars 59 are contained in outside main shaft leading portion 51, and with drive end bearing seat 514 inside be close to, main shaft back segment 53 is equipped with band circular seat spherical ball bearing 517, Partner pedestal base 518, band circular seat spherical ball bearing 517 is connected by bolt 516 with Partner pedestal base 518, valve body side plate 13 is provided with baffle plate 10, and valve plate 8 is fixed in valve hinges 5 under the effect of fastening bolt 7 by the pin-and-hole 54 in valve hinges 5.
Operation principle of the present utility model:
Valve plate 8 is fixed in valve hinges 5 by the pin-and-hole 54 in valve hinges 5 under the effect of fastening bolt 7, adds universal lithium base grease in bearing bore, and by Electrohydraulic push rod 2 rotating valve rotating shaft 5, rectangle butterfly valve opens and closes flexibly;
Valve plate 8 is when closed position, and valve plate 8 is complete closely connected seamless with baffle plate 10;
Peripheral clearance between valve plate 8 and valve body 6 is uniform;
Weldering joined by valve opening pointer 15 and axle sleeve 41, coincide with the actual aperture of valve plate, and arrow is from dial plate 5mm;
During rectangle butterfly valve standard-sized sheet, Electrohydraulic push rod 2 is reduced to the shortest, and revoliving arm 43 and centrage are 45 ��;
When rectangle butterfly valve cuts out, Electrohydraulic push rod 2 extends the longest, and revoliving arm 43 and centrage are in-45 ��.
As can be seen here, this utility model provides a kind of rectangle butterfly valve, Electrohydraulic push rod is utilized to provide power for valve plate, valve plate turns round the valve of movement along valve seat centrage, in opening and closing process, sealing surface frictional resistance is little, conveniently opening and closing is rapid, adjustment performance is good, available rotating crank revolution transmission realizes any opening degree and regulates, arbitrarily adjust switch valve dynamics as required, it is bigger that Electrohydraulic push rod opens and closes moment, will not because of in flue dust stratification and do not open, it is easy to safeguard, facilitate access for cleaning dust stratification in valve body, there is equipment cost low, valve opening and closing is flexible, simple in construction, the advantage of easy care.
Claims (1)
1. a rectangle butterfly valve, including Electrohydraulic push rod, support, rotating crank, valve hinges, valve body, valve plate, it is characterised in that: valve body is provided with valve body top board, valve body base plate, valve body side plate, support is fixed on valve body top board, and Electrohydraulic push rod is fixedly mounted on support, and Electrohydraulic push rod end is connected with rotating crank by bearing pin, and rotating crank includes axle sleeve, gusset, revoliving arm, axle sleeve is connected by key and valve hinges are fixing, and axle sleeve outer ring is provided with valve opening pointer by welding, valve body top board is provided with valve opening indication dial plate, valve opening indication dial plate and support are positioned at the side, left and right two of valve hinges, and described valve hinges, including main shaft leading portion, main shaft stage casing, main shaft back segment, described main shaft leading portion, main shaft back segment is solid round steel, and main shaft stage casing is hot rolled seamless steel tube, main shaft leading portion, main shaft stage casing, main shaft back segment is provided with pin-and-hole, and main shaft leading portion end is provided with keyway, equipped with transparent cover on main shaft leading portion, a number Pilus Caprae seu Ovis felt collar, nut, taper roll bearing, No. two Pilus Caprae seu Ovis felt collars, drive end bearing seat, drive end bearing seat bottom plate, equipped with adjusting circle outside taper roll bearing, adjust circle outside and be close to inside drive end bearing seat, drive end bearing seat front end is connected by a bolt with transparent cover, and drive end bearing base rear end is connected by No. two bolts with drive end bearing seat bottom plate, and a Pilus Caprae seu Ovis felt collar is contained in outside main shaft leading portion, and with transparent cover inside be close to, No. two Pilus Caprae seu Ovis felt collars are contained in outside main shaft leading portion, and with drive end bearing seat inside be close to, main shaft back segment is equipped with band circular seat spherical ball bearing, Partner pedestal base, band circular seat spherical ball bearing and Partner pedestal base are bolted, and valve body side plate is provided with baffle plate, and valve plate is fixed in valve hinges under the effect of fastening bolt by the pin-and-hole in valve hinges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521134647.XU CN205298581U (en) | 2015-12-27 | 2015-12-27 | Rectangle butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521134647.XU CN205298581U (en) | 2015-12-27 | 2015-12-27 | Rectangle butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205298581U true CN205298581U (en) | 2016-06-08 |
Family
ID=56469525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521134647.XU Expired - Fee Related CN205298581U (en) | 2015-12-27 | 2015-12-27 | Rectangle butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205298581U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107631076A (en) * | 2017-11-19 | 2018-01-26 | 中山麟包装设备有限公司 | A kind of valve opening device |
| CN107816555A (en) * | 2017-10-25 | 2018-03-20 | 唐山钢铁集团有限责任公司 | A kind of online prosthetic device of large size valve valve rod and method |
-
2015
- 2015-12-27 CN CN201521134647.XU patent/CN205298581U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107816555A (en) * | 2017-10-25 | 2018-03-20 | 唐山钢铁集团有限责任公司 | A kind of online prosthetic device of large size valve valve rod and method |
| CN107631076A (en) * | 2017-11-19 | 2018-01-26 | 中山麟包装设备有限公司 | A kind of valve opening device |
| CN107631076B (en) * | 2017-11-19 | 2024-02-09 | 中山一麟包装设备有限公司 | Valve opening device |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160608 Termination date: 20161227 |