CN205278400U - Airtight blast gate of multiple -blade - Google Patents
Airtight blast gate of multiple -blade Download PDFInfo
- Publication number
- CN205278400U CN205278400U CN201521058913.5U CN201521058913U CN205278400U CN 205278400 U CN205278400 U CN 205278400U CN 201521058913 U CN201521058913 U CN 201521058913U CN 205278400 U CN205278400 U CN 205278400U
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- blade
- valve body
- sealing ring
- valve
- opening
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Abstract
The utility model relates to an airtight blast gate of multiple -blade contains: the opening that the multirow was arranged is in proper order seted up to square valve body on it, and every open -ended extreme point department setting is circular -arcly, a plurality of blades, every blade correspond to set up in each opening through first fixed subassembly, and the extreme point department of every blade set to circular -arc, with the opening phase -match, the sealing washer, it is through the fixed subassembly of a plurality of seconds around setting up the outside of blade, and with the inner wall of square valve body contact. The utility model discloses can effectively solve among the prior art between blade and the blade, between blade and the square valve body and the leakage hidden danger of blade right angle tip department, have good sealed effect.
Description
Technical field
This utility model relates to a kind of airtight air-valve, specifically refers to a kind of square mutliblade airtight air-valve, is primarily adapted for use in the processing procedure discharge duct of the manufacturing enterprises such as quasiconductor, microelectronics and liquid crystal panel.
Background technology
The processing procedure discharge duct used in the manufacturing enterprises such as quasiconductor, microelectronics and liquid crystal panel, owing to its bore is relatively big and is lifted on building top, therefore can not be realized it fully sealed by hot investment casting and machining as water pipe class valve. As it is shown in figure 1, the airtight air-valve of existing heavy caliber is after considering the problem that single shaft weighted load is excessive, multiple-blade linkage structure generally can be selected. 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, be typically between blade with blade and adopt V-groove hasp to realize being connected, but this class formation can not play sealing effectiveness, and be only available for regulating air quantity.
2, between blade 2 and square valve body 1, there is leakage hidden danger: multiple-blade linkage structure necessarily causes that the contact point between each rotating shaft 3 and square valve body 1 is too much, thus producing 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, the sealing at its each right angle top end has difficulties, and can produce leakage phenomenon.
Utility model content
The purpose of this utility model is to provide a kind of airtight air-valve of multiple-blade, effectively solves between prior art Leaf and blade, between blade and valve body and the leakage hidden danger at blade straight ends place, has good sealing effectiveness.
For achieving the above object, this utility model provides a kind of airtight air-valve of multiple-blade, comprises: valve body, and it offers the opening that multirow is arranged in order, and the end points place of each opening arranges in arc-shaped; Multiple blades, each blade is correspondingly arranged in each opening by the first fixation kit, and the end points place of each blade is arranged to arc-shaped, matches with described opening; Sealing ring, it passes through multiple second fixation kits around the outside being arranged on described blade, and contacts with the inwall of described valve body.
The second described fixation kit comprises: train wheel bridge, and its covering is arranged on the upper surface of described blade, and the upper edge of described sealing ring is pushed down at the edge of this train wheel bridge; Lower plate, its covering is arranged on the lower surface of described blade, and the lower edge of described sealing ring is pushed down at the edge of this lower plate; Multiple along the spaced bolt of sealing ring, each bolt is each passed through train wheel bridge, the upper edge of sealing ring, blade, the lower edge of sealing ring and lower plate with the sealing ring that is fixedly clamped.
The inwall of described sealing ring and valve body is interference fit.
Circumference full weld is carried out between end and the train wheel bridge of blade of each described bolt.
The first described fixation kit comprises: multiple mandrel keepers, and it is disposed on the train wheel bridge of each blade, and offers hole, mandrel location on each mandrel keeper; Multiple rotary core shaft, each rotary core shaft is each passed through the mandrel keeper on the multiple blades being positioned at same a line, and two ends are passed by valve body, so that blade is correspondingly arranged in each opening, and can rotate around rotary core shaft; Multiple black boies, each black box is separately positioned on each rotary core shaft and stretches out the end of valve body.
Described black box comprises: double-deck O, and it is set in the end of the rotary core shaft stretching out valve body; Axle sleeve, it is set in the outside of described double-deck O, and contacts with the outer wall of described valve body; Sealing gasket, it is set in the end of the rotary core shaft 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 that this utility model provides, compared with prior art, have the following advantages and beneficial effect:
1, it is not directly contacted with between each blade in this utility model, individually realizes sealing by the blade arranged in each opening; And be interference fit between each blade exterior sealing ring and the inwall of valve body that arrange, reach good sealing effectiveness by extruding.
2, this utility model is the mandrel keeper location by being arranged on blade for fixing the rotary core shaft of blade, say, that rotary core shaft and blade 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 between the rotary core shaft of blade and valve body, there is good sealing effectiveness.
3, the end points place being opened in the opening on valve body and the blade that is arranged in opening in this utility model is respectively provided with in arc-shaped, and not adopts right angle, efficiently solves the problem that end points place, right angle seals 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 the multiple-blade in this utility model;
Fig. 3 is the structural representation of the square valve body in this utility model;
Fig. 4 is the structural representation of the blade in this utility model;
Fig. 5 is the sealing schematic diagram between the blade in this utility model and valve interior wall;
Fig. 6 is the sealing schematic diagram between the mandrel in this utility model and valve outer wall.
Detailed description of the invention
Below in conjunction with Fig. 2��Fig. 6, describe a preferred embodiment of the present utility model in detail.
As in figure 2 it is shown, the airtight air-valve of multiple-blade provided for this utility model, comprising: square valve body 1, as it is shown on figure 3, offer the opening 11 that multirow is arranged in order on it, and the end points place of each opening 11 arranges in arc-shaped; Multiple blades 2, each blade 2 is correspondingly arranged in each opening 11 by the first fixation kit, and the end points place of each blade 2 is arranged to arc-shaped, matches with described opening 11; Sealing ring 3, as shown in Figure 4, it passes through multiple second fixation kits around the outside being arranged on described blade 2, and contacts with the inwall of described square valve body 1.
As it is shown in figure 5, the second described fixation kit comprises: train wheel bridge 41, its covering is arranged on the upper surface of described blade 2, and the upper edge of described sealing ring 3 is pushed down at the edge of this train wheel bridge 41; Lower plate 42, its covering is arranged on the lower surface of described blade 2, and the lower edge of described sealing ring 3 is pushed down at the edge of this lower plate 42; Multiple along the spaced bolt 43 of sealing ring 3, each bolt 43 is each passed through train wheel bridge 41, the upper edge of sealing ring 3, blade 2, the lower edge of sealing ring 3 and lower plate 42 with the sealing ring 3 that is fixedly clamped.
As it is shown in figure 5, the inwall of described sealing ring 3 and square valve body 1 is interference fit 45, reach sealing effectiveness by extruding.
Circumference full weld 44 is carried out, with further up to sealing effectiveness, it is to avoid leakage between end and the train wheel bridge 41 of blade 2 of each described bolt 43.
As shown in Figure 1 and Figure 4, the first described fixation kit comprises: multiple mandrel keepers 51, and it is disposed on the train wheel bridge 41 of each blade 2, and offers hole, mandrel location on each mandrel keeper 51; Multiple rotary core shaft 52, each rotary core shaft 52 is each passed through the mandrel keeper 51 on the multiple blades 2 being positioned at same a line, and two ends are passed by square valve body 1, so that blade 2 is correspondingly arranged in each opening 11, and can rotate around rotary core shaft 52; Multiple black boies, each black box is separately positioned on each rotary core shaft 52 and stretches out the end of square valve body 1.
As shown in Figure 6, described black box comprises: double-deck O 61, and it is set in the end of the rotary core shaft 52 stretching out square valve body 1; Axle sleeve 62, it is set in the outside of described double-deck O 61, and contacts with the outer wall of described square valve body 1; PTFE(politef) sealing gasket 63, it is set in the end of the rotary core shaft 52 stretching out square valve body 1, and is connected with described axle sleeve 62.
Circumference full weld 64 is carried out, with further up to sealing effectiveness, it is to avoid leakage between described axle sleeve 62 and the outer wall of square valve body 1.
When blade 2 rotates to horizontal level around rotary core shaft 52, it is completely covered by opening 11, is centered around its outside sealing ring 3 inwall interference fit with square valve body 1 to play sealing function. When blade 2 rotates to non-horizontal position around rotary core shaft 52, between itself and opening 11, form gap, by regulating the position of rotation of blade 2, to reach to regulate the effect of air quantity.
In sum, the airtight air-valve of multiple-blade that this utility model provides, compared with prior art, have the following advantages and beneficial effect:
1, it is not directly contacted with between each blade in this utility model, individually realizes sealing by the blade arranged in each opening; And be interference fit between each blade exterior sealing ring and the inwall of square valve body that arrange, reach good sealing effectiveness by extruding.
2, this utility model is the mandrel keeper location by being arranged on blade for fixing the rotary core shaft of blade, say, that rotary core shaft and blade 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 between the rotary core shaft of blade and square valve body, there is good sealing effectiveness.
3, the end points place being opened in the opening on square valve body and the blade that is arranged in opening in this utility model is respectively provided with in arc-shaped, and not adopts right angle, efficiently solves the problem that end points place, right angle seals difficulty.
Although content of the present utility model has been made to be discussed in detail already by above preferred embodiment, but it should be appreciated that the description above is not considered as restriction of the present utility model. After those skilled in the art have read foregoing, multiple amendment of the present utility model and replacement all be will be apparent from. Therefore, protection domain of the present utility model should be limited to the appended claims.
Claims (7)
1. the airtight air-valve of multiple-blade, it is characterised 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 blades (2), each blade (2) is correspondingly arranged in each opening (11) by the first fixation kit, and the end points place of each blade (2) is arranged to arc-shaped, matches with described opening (11);
Sealing ring (3), it passes through multiple second fixation kits around the outside being arranged on described blade (2), and contacts with the inwall of described valve body (1).
2. the airtight air-valve of multiple-blade as claimed in claim 1, it is characterised in that the second described fixation kit comprises:
Train wheel bridge (41), its covering is arranged on the upper surface of described blade (2), and the upper edge of described sealing ring (3) is pushed down at the edge of this train wheel bridge (41);
Lower plate (42), its covering is arranged on the lower surface of described blade (2), and the lower edge of described sealing ring (3) is pushed down at the edge of this lower plate (42);
Multiple along sealing ring (3) spaced bolt (43), each bolt (43) is each passed through train wheel bridge (41), the upper edge of sealing ring (3), blade (2), the lower edge of sealing ring (3) and lower plate (42) with the sealing ring that is fixedly clamped (3).
3. the airtight air-valve of multiple-blade as claimed in claim 2, it is characterised in that the inwall of described sealing ring (3) and valve body (1) is interference fit.
4. the airtight air-valve of multiple-blade as claimed in claim 2, it is characterised in that carry out circumference full weld between end and the train wheel bridge (41) of blade (2) of each described bolt (43).
5. the airtight air-valve of multiple-blade as claimed in claim 2, it is characterised in that the first described fixation kit comprises:
Multiple mandrel keepers (51), it is disposed on the train wheel bridge (41) of each blade (2), and offers hole, mandrel location on each mandrel keeper (51);
Multiple rotary core shaft (52), each rotary core shaft (52) is each passed through the mandrel keeper (51) on the multiple blades (2) being positioned at same a line, and two ends are passed by valve body (1), so that blade (2) is correspondingly arranged in each opening (11), and can rotate around rotary core shaft (52);
Multiple black boies, each black box is separately positioned on each rotary core shaft (52) and stretches out the end of valve body (1).
6. the airtight air-valve of multiple-blade as claimed in claim 5, it is characterised in that described black box comprises:
Double-deck O (61), it is set in the end of the rotary core shaft (52) stretching out valve body (1);
Axle sleeve (62), it is set in the outside of described double-deck O (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) 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, it is characterised 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 |
|---|---|---|---|
| CN201521058913.5U CN205278400U (en) | 2015-12-18 | 2015-12-18 | Airtight blast gate of multiple -blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521058913.5U CN205278400U (en) | 2015-12-18 | 2015-12-18 | Airtight blast gate of multiple -blade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205278400U true CN205278400U (en) | 2016-06-01 |
Family
ID=56062978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521058913.5U Expired - Fee Related CN205278400U (en) | 2015-12-18 | 2015-12-18 | Airtight blast gate of multiple -blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205278400U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105351540A (en) * | 2015-12-18 | 2016-02-24 | 点夺机电工程江苏有限公司 | Multiple-blade closed air valve |
| CN111396625A (en) * | 2020-03-20 | 2020-07-10 | 浙江理工大学 | Electronic gear adjusting type variable-speed faucet |
-
2015
- 2015-12-18 CN CN201521058913.5U patent/CN205278400U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105351540A (en) * | 2015-12-18 | 2016-02-24 | 点夺机电工程江苏有限公司 | Multiple-blade closed air valve |
| CN105351540B (en) * | 2015-12-18 | 2017-12-26 | 点夺机电工程江苏有限公司 | A kind of closed air-valve of multiple-blade |
| CN111396625A (en) * | 2020-03-20 | 2020-07-10 | 浙江理工大学 | Electronic gear adjusting type variable-speed faucet |
| CN111396625B (en) * | 2020-03-20 | 2021-12-31 | 鹤山市日峰五金科技有限公司 | Electronic gear adjusting type variable-speed faucet |
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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: 20160601 Termination date: 20181218 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |