CN105351540A - Multiple-blade closed air valve - Google Patents
Multiple-blade closed air valve Download PDFInfo
- Publication number
- CN105351540A CN105351540A CN201510950075.0A CN201510950075A CN105351540A CN 105351540 A CN105351540 A CN 105351540A CN 201510950075 A CN201510950075 A CN 201510950075A CN 105351540 A CN105351540 A CN 105351540A
- Authority
- CN
- China
- Prior art keywords
- blade
- valve body
- seal ring
- valve
- core shaft
- 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.)
- Granted
Links
- 238000007789 sealing Methods 0.000 claims abstract description 24
- 230000000694 effects Effects 0.000 abstract description 11
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000004377 microelectronic Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 238000005495 investment casting Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
- F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
- F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
- F16K1/223—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves with a plurality of valve members
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
- F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
- F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
- F16K1/226—Shaping or arrangements of the sealing
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
- Air-Flow Control Members (AREA)
Abstract
The invention relates to a multiple-blade closed air valve which comprises a square valve body, a plurality of blades and sealing rings, wherein rows of openings are formed in sequence in the square valve body, and the end part of each opening is arc-shaped; the blades are correspondingly arranged in the openings through first fixing components, and the end parts of all the blades are arranged to be arc-shaped, and are matched with the openings; and the sealing rings are arranged on the outer sides of the blades through second fixing components in a surrounding manner, and are in contact with the inner wall of the square valve body. The multiple-blade closed air valve provided by the invention can effectively solve the problem of leakage hazards between the blades, between the blades and the square valve body, and at the right-angle end parts of the blades, and has a good sealing effect.
Description
Technical field
The present invention relates to a kind of airtight air-valve, specifically refer to a kind of square mutliblade airtight air-valve, be mainly applicable to the processing procedure exhaust duct of the manufacturing enterprises such as semiconductor, microelectronic and TFT LCD.
Background technique
The processing procedure exhaust duct used in the manufacturing enterprises such as semiconductor, microelectronic and TFT LCD, because its bore is comparatively large and be lifted on building top, therefore can not realizes it by precision casting and machining and seal completely as water pipe class valve.As shown in Figure 1, the airtight air-valve of existing heavy caliber, after considering the problem that single shaft weighted load is excessive, generally can select multiple-blade linkage structure.But there is the unavoidable leakage hidden danger of the following stated in this class formation.
1, between adjacent two blades 2, there is leakage hidden danger: the airtight air-valve of existing heavy caliber, between blade with blade, generally adopt V-type groove hasp to realize being connected, but this class formation can not play sealing effect, and only for regulating air quantity.
2, exist between blade 2 and square valve body 1 and leak hidden danger: multiple-blade linkage structure must cause the point of contact between each running shaft 3 and square valve body 1 too much, thus produces leakage phenomenon.
3, there is leakage hidden danger in each right angle of square valve body 1: because of the restriction existing for square valve body 1 self structure, have difficulties in the sealing of its each right angle top end, leakage phenomenon can be produced.
Summary of the invention
The object of this invention is to provide the airtight air-valve of a kind of multiple-blade, effectively solve between prior art Leaf and blade, between blade and valve body and the leakage hidden danger at blade straight ends place, there is good sealing effect.
For achieving the above object, the invention provides the airtight air-valve of a kind of multiple-blade, comprise: valve body, it offers the opening that multirow is arranged in order, and the end points place of each opening arranges in arc-shaped; Multiple blade, each blade is arranged in each opening by the first fixing-assembly correspondence, and the end points place of each blade is arranged to arc-shaped, matches with described opening; Seal ring, it, and to be contacted with the inwall of described valve body around the outside being arranged on described blade by multiple second fixing-assembly.
The second described fixing-assembly comprises: punch holder, and its covering is arranged on the upper-end surface of described blade, and the upper edge of described seal ring is pushed down at the edge of this punch holder; Die holder, its covering is arranged on the lower end surface of described blade, and the lower edge of described seal ring is pushed down at the edge of this die holder; Multiple along the spaced bolt of seal ring, each bolt is each passed through punch holder, the upper edge of seal ring, blade, the lower edge of seal ring and die holder with the seal ring that is fixedly clamped.
Described seal ring and the inwall of valve body are interference fit.
Circumference full weld is carried out between the end of each described bolt and the punch holder of blade.
The first described fixing-assembly comprises: multiple mandrel locating piece, and it is disposed on the punch holder of each blade, and each mandrel locating piece offers mandrel positioning hole; Multiple rotary core shaft, each rotary core shaft is each passed through the mandrel locating piece be positioned on multiple blades of same a line, and two ends pass by valve body, to make blade correspondence be arranged in each opening, and can rotate around rotary core shaft; Multiple black box, each black box is separately positioned on the end that each rotary core shaft stretches out valve body.
Described black box comprises: double-deck O type circle, and it is set in the end of the rotary core shaft of stretching out valve body; Axle sleeve, it is set in the outside of described double-deck O type circle, and contacts with the outer wall of described valve body; Sealing gasket, it is set in the end of the rotary core shaft of stretching out valve body, and is connected with described axle sleeve.
Circumference full weld is carried out between described axle sleeve and the outer wall of valve body.
In sum, the airtight air-valve of multiple-blade provided by the invention, compared with prior art, has the following advantages and beneficial effect:
1, directly do not contact between each blade in the present invention, realize separately sealing by the blade arranged in each opening; And be interference fit between the seal ring of each blade exterior setting and the inwall of valve body, reach good sealing effect by extruding.
2, in the present invention for the rotary core shaft of stator blade be by be arranged on blade mandrel locating piece location, that is rotary core shaft and blade are not on the same axis, are beneficial to the sealing between the end of rotary core shaft and valve body; And sealed by double-deck O type circle between the rotary core shaft of blade and valve body, there is good sealing effect.
3, be opened in the opening on valve body in the present invention and the end points place of blade that is arranged in opening is all arranged in arc-shaped, and not adopt right angle, efficiently solve the problem of end points place, right angle sealing difficulty.
Accompanying drawing explanation
Fig. 1 is the structural representation of the airtight air-valve of multiple-blade of the prior art;
Fig. 2 is the structural representation of the airtight air-valve of multiple-blade in the present invention;
Fig. 3 is the structural representation of the square valve body in the present invention;
Fig. 4 is the structural representation of the blade in the present invention;
Fig. 5 is blade in the present invention and the sealing schematic diagram between valve interior wall;
Fig. 6 is mandrel in the present invention and the sealing schematic diagram between valve outer wall.
Embodiment
Below in conjunction with Fig. 2 ~ Fig. 6, describe a preferred embodiment of the present invention in detail.
As shown in Figure 2, be the airtight air-valve of multiple-blade provided by the invention, comprise: square valve body 1, as shown in Figure 3, it offers the opening 11 that multirow is arranged in order, and the end points place of each opening 11 arranges in arc-shaped; Multiple blade 2, each blade 2 is arranged in each opening 11 by the first fixing-assembly correspondence, and the end points place of each blade 2 is arranged to arc-shaped, matches with described opening 11; Seal ring 3, as shown in Figure 4, it, and to be contacted with the inwall of described square valve body 1 around the outside being arranged on described blade 2 by multiple second fixing-assembly.
As shown in Figure 5, the second described fixing-assembly comprises: punch holder 41, and its covering is arranged on the upper-end surface of described blade 2, and the upper edge of described seal ring 3 is pushed down at the edge of this punch holder 41; Die holder 42, its covering is arranged on the lower end surface of described blade 2, and the lower edge of described seal ring 3 is pushed down at the edge of this die holder 42; Multiple along the spaced bolt 43 of seal ring 3, each bolt 43 is each passed through punch holder 41, the upper edge of seal ring 3, blade 2, the lower edge of seal ring 3 and die holder 42 with the seal ring 3 that is fixedly clamped.
As shown in Figure 5, described seal ring 3 is interference fit 45 with the inwall of square valve body 1, reaches sealing effect by extruding.
Carry out circumference full weld 44 between the end of each described bolt 43 and the punch holder 41 of blade 2, to reach sealing effect further, avoid leaking.
As shown in Figure 1 and Figure 4, the first described fixing-assembly comprises: multiple mandrel locating piece 51, and it is disposed on the punch holder 41 of each blade 2, and each mandrel locating piece 51 offers mandrel positioning hole; Multiple rotary core shaft 52, each rotary core shaft 52 is each passed through the mandrel locating piece 51 be positioned on multiple blades 2 of same a line, and two ends pass by square valve body 1, to make blade 2 correspondence be arranged in each opening 11, and can rotate around rotary core shaft 52; Multiple black box, each black box is separately positioned on the end that each rotary core shaft 52 stretches out square valve body 1.
As shown in Figure 6, described black box comprises: double-deck O type circle 61, and it is set in the end of the rotary core shaft 52 of stretching out square valve body 1; Axle sleeve 62, it is set in the outside of described double-deck O type circle 61, and contacts with the outer wall of described square valve body 1; PTFE(teflon) sealing gasket 63, it is set in the end of the rotary core shaft 52 of stretching out square valve body 1, and is connected with described axle sleeve 62.
Carry out circumference full weld 64 between described axle sleeve 62 and the outer wall of square valve body 1, to reach sealing effect further, avoid leaking.
When blade 2 rotates to horizontal position around rotary core shaft 52, it covers in opening 11 completely, and the inwall interference fit of the seal ring 3 and square valve body 1 that are centered around its outside is to play seal action.When blade 2 rotates to non-horizontal position around rotary core shaft 52, between itself and opening 11, form gap, by the rotational position of adjusting vane 2, to reach the effect regulating air quantity.
In sum, the airtight air-valve of multiple-blade provided by the invention, compared with prior art, has the following advantages and beneficial effect:
1, directly do not contact between each blade in the present invention, realize separately sealing by the blade arranged in each opening; And be interference fit between the seal ring of each blade exterior setting and the inwall of square valve body, reach good sealing effect by extruding.
2, in the present invention for the rotary core shaft of stator blade be by be arranged on blade mandrel locating piece location, that is rotary core shaft and blade are not on the same axis, are beneficial to the sealing between the end of rotary core shaft and square valve body; And sealed by double-deck O type circle between the rotary core shaft of blade and square valve body, there is good sealing effect.
3, be opened in the opening on square valve body in the present invention and the end points place of blade that is arranged in opening is all arranged in arc-shaped, and not adopt right angle, efficiently solve the problem of end points place, right angle sealing difficulty.
Although content of the present invention has done detailed introduction by above preferred embodiment, will be appreciated that above-mentioned description should not be considered to limitation of the present invention.After those skilled in the art have read foregoing, for multiple amendment of the present invention and substitute will be all apparent.Therefore, protection scope of the present invention should be limited to the appended claims.
Claims (7)
1. the airtight air-valve of multiple-blade, is characterized in that, comprise:
Valve body (1), it offers the opening (11) that multirow is arranged in order, and the end points place of each opening (11) arranges in arc-shaped;
Multiple blade (2), each blade (2) is arranged in each opening (11) by the first fixing-assembly correspondence, and the end points place of each blade (2) is arranged to arc-shaped, matches with described opening (11);
Seal ring (3), it, and to be contacted with the inwall of described valve body (1) around the outside being arranged on described blade (2) by multiple second fixing-assembly.
2. the airtight air-valve of multiple-blade as claimed in claim 1, it is characterized in that, the second described fixing-assembly comprises:
Punch holder (41), its covering is arranged on the upper-end surface of described blade (2), and the upper edge of described seal ring (3) is pushed down at the edge of this punch holder (41);
Die holder (42), its covering is arranged on the lower end surface of described blade (2), and the lower edge of described seal ring (3) is pushed down at the edge of this die holder (42);
Multiple along seal ring (3) spaced bolt (43), each bolt (43) is each passed through punch holder (41), the upper edge of seal ring (3), blade (2), the lower edge of seal ring (3) and die holder (42) with the seal ring that is fixedly clamped (3).
3. the airtight air-valve of multiple-blade as claimed in claim 2, is characterized in that, described seal ring (3) is interference fit with the inwall of valve body (1).
4. the airtight air-valve of multiple-blade as claimed in claim 2, is characterized in that, carries out circumference full weld between the end of each described bolt (43) and the punch holder (41) of blade (2).
5. the airtight air-valve of multiple-blade as claimed in claim 2, it is characterized in that, the first described fixing-assembly comprises:
Multiple mandrel locating piece (51), it is disposed on the punch holder (41) of each blade (2), and each mandrel locating piece (51) offers mandrel positioning hole;
Multiple rotary core shaft (52), each rotary core shaft (52) is each passed through the mandrel locating piece (51) be positioned on multiple blades (2) of same a line, and two ends pass by valve body (1), to make blade (2) correspondence be arranged in each opening (11), and can rotate around rotary core shaft (52);
Multiple black box, each black box is separately positioned on the end that each rotary core shaft (52) stretches out valve body (1).
6. the airtight air-valve of multiple-blade as claimed in claim 5, it is characterized in that, described black box comprises:
Double-deck O type circle (61), it is set in the end of the rotary core shaft (52) of stretching out valve body (1);
Axle sleeve (62), it is set in the outside of described double-deck O type circle (61), and contacts with the outer wall of described valve body (1);
Sealing gasket (63), it is set in the end of the rotary core shaft (52) of stretching out valve body (1), and is connected with described axle sleeve (62).
7. the airtight air-valve of multiple-blade as claimed in claim 6, is characterized in that, carry out circumference full weld between described axle sleeve (62) and the outer wall of valve body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510950075.0A CN105351540B (en) | 2015-12-18 | 2015-12-18 | A kind of closed air-valve of multiple-blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510950075.0A CN105351540B (en) | 2015-12-18 | 2015-12-18 | A kind of closed air-valve of multiple-blade |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105351540A true CN105351540A (en) | 2016-02-24 |
| CN105351540B CN105351540B (en) | 2017-12-26 |
Family
ID=55327571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510950075.0A Active CN105351540B (en) | 2015-12-18 | 2015-12-18 | A kind of closed air-valve of multiple-blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105351540B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3943716A1 (en) * | 2020-07-23 | 2022-01-26 | General Electric Company | Exhaust control damper system for dual cycle power plant |
| CN117469408A (en) * | 2023-12-27 | 2024-01-30 | 石家庄先楚核能装备股份有限公司 | Bidirectional zero-leakage isolation valve |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002012019A (en) * | 2000-06-30 | 2002-01-15 | Denso Corp | Selectively opening and closing device for fluid passage |
| CN102359603A (en) * | 2011-09-06 | 2012-02-22 | 石家庄阀门一厂股份有限公司 | Pressure resistance valve for nuclear grade air passage |
| CN103234054A (en) * | 2013-05-13 | 2013-08-07 | 上虞市豪波机械设备制造有限公司 | Fully-sealed door type combined opening and closing air valve |
| CN103867754A (en) * | 2014-03-09 | 2014-06-18 | 北京工业大学 | Pneumatic reversing device for continuous high-temperature air combustion system |
| CN204140906U (en) * | 2014-10-16 | 2015-02-04 | 上海震业机电有限公司 | For Stamping Steel Ribbon and the air-valve of air-valve |
| CN205278400U (en) * | 2015-12-18 | 2016-06-01 | 点夺机电工程江苏有限公司 | Airtight blast gate of multiple -blade |
-
2015
- 2015-12-18 CN CN201510950075.0A patent/CN105351540B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002012019A (en) * | 2000-06-30 | 2002-01-15 | Denso Corp | Selectively opening and closing device for fluid passage |
| CN102359603A (en) * | 2011-09-06 | 2012-02-22 | 石家庄阀门一厂股份有限公司 | Pressure resistance valve for nuclear grade air passage |
| CN103234054A (en) * | 2013-05-13 | 2013-08-07 | 上虞市豪波机械设备制造有限公司 | Fully-sealed door type combined opening and closing air valve |
| CN103867754A (en) * | 2014-03-09 | 2014-06-18 | 北京工业大学 | Pneumatic reversing device for continuous high-temperature air combustion system |
| CN204140906U (en) * | 2014-10-16 | 2015-02-04 | 上海震业机电有限公司 | For Stamping Steel Ribbon and the air-valve of air-valve |
| CN205278400U (en) * | 2015-12-18 | 2016-06-01 | 点夺机电工程江苏有限公司 | Airtight blast gate of multiple -blade |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3943716A1 (en) * | 2020-07-23 | 2022-01-26 | General Electric Company | Exhaust control damper system for dual cycle power plant |
| CN117469408A (en) * | 2023-12-27 | 2024-01-30 | 石家庄先楚核能装备股份有限公司 | Bidirectional zero-leakage isolation valve |
| CN117469408B (en) * | 2023-12-27 | 2024-05-03 | 石家庄先楚核能装备股份有限公司 | Bidirectional zero-leakage isolation valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105351540B (en) | 2017-12-26 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhong Ping Inventor before: Zhong Ping Inventor before: Zhou Yibin Inventor before: Jiang Jingchun |