CN205446748U - Dust collector's stopper formula unloading valve - Google Patents
Dust collector's stopper formula unloading valve Download PDFInfo
- Publication number
- CN205446748U CN205446748U CN201620237419.3U CN201620237419U CN205446748U CN 205446748 U CN205446748 U CN 205446748U CN 201620237419 U CN201620237419 U CN 201620237419U CN 205446748 U CN205446748 U CN 205446748U
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- China
- Prior art keywords
- valve
- dust
- valve body
- axle
- port
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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 dust collector's stopper formula unloading valve, it even has the valve body in cylinder cavity's upper end, is equipped with the dust exhaust hole in the toper inner chamber bottom of valve body, and even there is the toper port in this dust exhaust hole, even have on the barrel to balance the axle with turning around, the turning end of this balance axle stretches out the barrel outside and is connected with the weight, the balanced axle that is located cylinder cavity links firmly with the revoliving arm outer end, the interior tip of revoliving arm vertically links there is the valve rod, even there is the tapered plug valve valve rod upper end, the toper port in the relative valve body dust exhaust hole of tapered plug valve is separated and is opened or close closing. The central point who has eliminated the production of the relative valve body dust exhaust hole toper port of tapered plug valve puts the deviation, and the closed leakproofness of connecting of the relative valve body dust exhaust hole toper port of tapered plug valve has been markedly increased. Improved the sealing load, through experimental: sealing load that the tapered plug valve bore is 1.4 times of prior art circular cone valve. Dust collector's dust absorption rate has been improved, obviously reduce the overall structure of unloading valve, reduced manufacturing cost.
Description
Technical field
This utility model relates to the parts of dust arrester；It is specifically related to a kind of plug unloading valve for dust arrester.
Background technology
In prior art, the dust produced during commercial production operation, it is that the negative-pressure sucking produced by dust arrester carries out dust collection, and the unloading valve being connected with by dust outlet bottom dust arrester carries out dust discharge.Described unloading valve is the circular cone valve being connected with closure or openness at the dust-exhausting port bottom its dust-collecting cavity.Described circular cone valve is that the revoliving arm by being connected with on valve rod and cylinder is connected.Shortcomings: in work, one is to there is height error due to the centre of gyration of described revoliving arm and the bottom surface of described circular cone valve, when making described circular cone valve close with dust-exhausting port generation misplace gap cause be connected poorly sealed.When the valve rod drive circular cone valve that two is connected on revoliving arm carries out Guan Bi connection relative to dust-exhausting port, the reason installed because of processing, make circular cone valve center there is center deviation relative to dust-exhausting port center, when circular cone valve closes with dust-exhausting port produce dislocation gap cause be connected poorly sealed.Owing to described Conical Valve door sealing connects not tight, work adds the air leakage of dust arrester, reduces the negative-pressure sucking that dust arrester produces, reduce dust-absorbing rate.Three is to control described circular cone valve to carry out the drive mechanism gimbal lever that closing seam is connected with dust-exhausting port and weight is placed in the inner chamber of cylinder, adds the internal diameter size of cylinder, increases the overall structure of unloading valve, improve production cost.
Utility model content
The deficiency existed for above-mentioned prior art, the purpose of this utility model is to provide the plug unloading valve of a kind of dust arrester, it is intended to increases sealing and raising dust-absorbing rate that valve connects, and reduces production cost.
For achieving the above object, the technical solution of the utility model is achieved in that the plug unloading valve of this dust arrester, and it is to be connected with valve body in the upper end of cylinder lumen, is provided with dust exhausting hole bottom the conical internal cavity of described valve body, and this dust exhausting hole is connected with taper port；It is connected with on cylinder and balances axle pivotally；The turning end of this balance axle stretches out and is connected with weight outside cylinder；The balance axle being positioned at cylinder lumen is connected with revoliving arm outer end；The inner end of this revoliving arm is longitudinally connected with valve rod；Valve rod upper end is connected with conical plug valve；The taper port of this conical plug valve the most described valve body dust exhausting hole is separated and is opened or involutory closedown.
Preferably, the centre of gyration described cylinder being connected with balance axle is concordant with the taper port bottom surface of described valve body dust exhausting hole.
Preferably, the inner end at described revoliving arm is longitudinally connected with hole, location, is connected with valve rod movably in hole, location.
Preferably, being fixed with axle sleeve on described cylinder, in axle sleeve hole, interspersed being connected with balances axle pivotally.
This utility model takes said structure, during work, and the negative-pressure sucking produced by dust arrester, carry out the upwards adhesive of conical plug valve with the taper port of valve body dust exhausting hole involutory being connected sealing.The taper port bottom surface of the centre of gyration with valve body dust exhausting hole owing to balancing axle on cylinder is concordant, eliminates the centroclinal error that conical plug valve produces relative to the center of valve body dust exhausting hole taper port；And activity is connected with valve rod in the hole, location of revoliving arm inner end, in hole, location, conical plug valve is driven by described valve rod, float and carry out the centering centering of center in the center of valve body dust exhausting hole taper port relatively, eliminate the conical plug valve center deviation produced Guan Bi gap relative to the taper port of valve body dust exhausting hole, significantly increase connection sealing, improve seal pressure.Through test: the seal pressure that conical plug valve is carried is 1.4 times of prior art circular cone valve, is effectively increased the dust-absorbing rate of dust arrester.Owing to the balance turning end of axle and the weight that is connected with thereof are placed in outside cylinder, hence it is evident that reduce the overall structure of unloading valve, reduce production cost.
Accompanying drawing explanation
Fig. 1 is the front view of a kind of embodiment of this utility model.
Fig. 2 is this utility model Fig. 1 upward view with part section.
Fig. 3 be in this utility model Fig. 2 A-A to echelon sectional view.
Fig. 4 is the three-dimensional view with part section of this utility model Fig. 1.
Detailed description of the invention
Below in conjunction with the accompanying drawings, principle of the present utility model and feature are described in detail.Should illustrate: illustrated embodiment is served only for explaining this utility model, not constitute the concrete restriction to this utility model scope of patent protection.
The plug unloading valve (shown in Fig. 1-Fig. 4) of this dust arrester, it is that welding is connected with valve body 1 in the upper end of cylinder 2 inner chamber, is provided with dust exhausting hole bottom the conical internal cavity of described valve body, and this dust exhausting hole is connected with taper port；Described cylinder 2 is fixed with axle sleeve by welding, interts in axle sleeve hole and be connected with balance axle 3 (shown in Fig. 2) pivotally；The turning end of this balance axle stretches out and is connected with weight 4 outside cylinder 2；The trepanning of the balance axle 3 and revoliving arm 5 outer end that are positioned at cylinder lumen interts and is connected, and by bolt, nut fastening (shown in Fig. 3, Fig. 4)；This revoliving arm inner end is longitudinally connected with valve rod 7；Valve rod upper end is connected with conical plug valve 6；The taper port of this conical plug valve the most described valve body 1 dust exhausting hole is separated and is opened or involutory closedown (shown in Fig. 3, Fig. 4).
In work, occur that dislocation gap is caused when connecting by the taper port Guan Bi of described conical plug valve 6 the most described valve body 1 dust exhausting hole of elimination poorly sealed, the taper port bottom surface concordant (shown in Fig. 3) of the centre of gyration and described valve body 1 dust exhausting hole balancing axle 3 generally on described cylinder 2, will be connected with.
In work, floating centering centering when connecting is closed relative to the center of the taper port of valve body 1 dust exhausting hole for ease of adjusting the center of conical plug valve 6, inner end at revoliving arm 5 is longitudinally connected with hole, location, is connected with valve rod 7 (shown in Fig. 3, Fig. 4) in this hole, location movably.
During use, the connection dish of valve body 1 is connected (with reference to shown in Fig. 4) by bolt with the dust outlet bottom dust arrester.
Work original state, the swung downward moment that the weight 4 being connected with by balance axle 3 turning end is produced, the taper port driving the conical plug valve 6 on revoliving arm 5 inner end valve rod 7 to move up with valve body 1 dust exhausting hole is in closure state (shown in Fig. 3).
During work (shown in Fig. 3, Fig. 4), the negative-pressure sucking produced by dust arrester, the taper port of conical plug valve 6 upwards adhesive with valve body 1 dust exhausting hole is closed closely and is connected sealing, the conical internal cavity simultaneously intracavity bottom of the dust inspiration dust arrester of workshop entering valve body 1 is piled up, when the dust weight piled up is more than when acting on the negative-pressure sucking on conical plug valve 6, the dust of described accumulation promotes conical plug valve 6 to move down the taper port with valve body 1 dust exhausting hole and separates to open and discharge.When remaining the weight of dust after valve body 1 conical internal cavity is discharged less than when acting on the negative-pressure sucking on conical plug valve 6, under the suction function of dust arrester, conical plug valve 6 is upwards pulled the Guan Bi of the taper port with valve body 1 dust exhausting hole and is connected sealing (shown in Fig. 3, Fig. 4).In closing course, concordant with the taper port bottom surface of valve body 1 dust exhausting hole owing to balancing the centre of gyration of axle 3 on cylinder 2, eliminate the centroclinal error that the center of conical plug valve 6 relative valve body dust exhausting hole taper port produces；And activity is connected with valve rod 7 in the hole, location of revoliving arm 5 inner end, in hole, location, conical plug valve 6 is driven by described valve rod, float and carry out the centering centering of center in the center of valve body 1 dust exhausting hole taper port relatively, eliminate the center deviation produced Guan Bi gap of the taper port of relative valve body 1 dust exhausting hole of conical plug valve 6, significantly increase connection sealing, improve seal pressure (shown in Fig. 3, Fig. 4).Through test: the seal pressure that conical plug valve 6 is carried is 1.4 times of prior art circular cone valve, is effectively increased the dust-absorbing rate of dust arrester.Owing to the balance turning end of axle 3 and the weight 4 that is connected with thereof are placed in outside cylinder 2, hence it is evident that reduce the overall structure (shown in Fig. 3, Fig. 4) of unloading valve, reduce production cost.
The above is only that this utility model is preferably carried out mode.It is noted that, for those of ordinary skill in the art; with essentially identical means; realize essentially identical function; reach essentially identical effect; need not move through other technical characteristic that creative work is the most obviously associated; can be to replace modification and/or the improvement making several essentially identical mode, these changes should be considered as equivalent feature, within belonging to the protection domain of this utility model patent.
Claims (4)
1. the plug unloading valve of a dust arrester, it is characterised in that: being connected with valve body in the upper end of cylinder lumen, be provided with dust exhausting hole bottom the conical internal cavity of described valve body, this dust exhausting hole is connected with taper port；It is connected with on cylinder and balances axle pivotally；The turning end of this balance axle stretches out and is connected with weight outside cylinder；The balance axle being positioned at cylinder lumen is connected with revoliving arm outer end；The inner end of this revoliving arm is longitudinally connected with valve rod；Valve rod upper end is connected with conical plug valve；The taper port of this conical plug valve the most described valve body dust exhausting hole is separated and is opened or involutory closedown.
2. the plug unloading valve of dust arrester as claimed in claim 1, it is characterised in that: the centre of gyration being connected with balance axle on described cylinder is concordant with the taper port bottom surface of described valve body dust exhausting hole.
3. the plug unloading valve of dust arrester as claimed in claim 1 or 2, it is characterised in that: the inner end at described revoliving arm is longitudinally connected with hole, location, is connected with valve rod movably in hole, location.
4. the plug unloading valve of dust arrester as claimed in claim 3, it is characterised in that: being fixed with axle sleeve on described cylinder, in axle sleeve hole, interspersed being connected with balances axle pivotally.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620237419.3U CN205446748U (en) | 2016-03-24 | 2016-03-24 | Dust collector's stopper formula unloading valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620237419.3U CN205446748U (en) | 2016-03-24 | 2016-03-24 | Dust collector's stopper formula unloading valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205446748U true CN205446748U (en) | 2016-08-10 |
Family
ID=56575080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620237419.3U Expired - Fee Related CN205446748U (en) | 2016-03-24 | 2016-03-24 | Dust collector's stopper formula unloading valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205446748U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108716583A (en) * | 2018-08-07 | 2018-10-30 | 赵桂凤 | A kind of pipe fitting for natural gas transportation |
| CN109058649A (en) * | 2018-08-07 | 2018-12-21 | 赵桂凤 | A kind of PE pipe fitting |
-
2016
- 2016-03-24 CN CN201620237419.3U patent/CN205446748U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108716583A (en) * | 2018-08-07 | 2018-10-30 | 赵桂凤 | A kind of pipe fitting for natural gas transportation |
| CN109058649A (en) * | 2018-08-07 | 2018-12-21 | 赵桂凤 | A kind of PE pipe fitting |
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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: 20160810 Termination date: 20170324 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |