CN112855952A - Poppet valve for bag filter in high-temperature occasions - Google Patents
Poppet valve for bag filter in high-temperature occasions Download PDFInfo
- Publication number
- CN112855952A CN112855952A CN202110452983.2A CN202110452983A CN112855952A CN 112855952 A CN112855952 A CN 112855952A CN 202110452983 A CN202110452983 A CN 202110452983A CN 112855952 A CN112855952 A CN 112855952A
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- China
- Prior art keywords
- plate
- valve
- connecting rod
- bag filter
- piston rod
- 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.)
- Pending
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Classifications
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/42—Auxiliary equipment or operation thereof
- B01D46/4227—Manipulating filters or filter elements, e.g. handles or extracting tools
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- 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
- F16K1/32—Details
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- 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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/122—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston
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- 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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L59/00—Thermal insulation in general
- F16L59/14—Arrangements for the insulation of pipes or pipe systems
- F16L59/16—Arrangements specially adapted to local requirements at flanges, junctions, valves or the like
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention belongs to the technical field of dust removal cloth bags, and particularly relates to a poppet valve for a cloth bag dust remover in a high-temperature occasion, which comprises the following components in part by weight: the cylinder comprises a cylinder body, a piston rod extending out of the cylinder body and a stabilizing device arranged on the piston rod; the stabilizing device comprises a first lengthening connecting rod sleeved at the tail end of the piston rod, a valve plate at one end of the first lengthening connecting rod, which is far away from the piston rod, and a connecting assembly between the valve plate and the first lengthening connecting rod; one end of the connecting component, which is far away from the first lengthening connecting rod, is provided with a second lengthening connecting rod; one end of the second lengthened connecting rod, which is far away from the connecting component, is provided with a lower shaft fixing component. The lifting valve for the bag-type dust collector in the high-temperature occasions has the effects of improving the stability of the valve body, prolonging the service life of the lifting valve and increasing the safety factor.
Description
Technical Field
The invention belongs to the technical field of dust removal cloth bags, and particularly relates to a lifting valve for a cloth bag dust remover in a high-temperature occasion.
Background
The bag-type dust collector is also called a bag-type dust collector, and is a dry dust filter. It is suitable for trapping fine, dry, non-fibrous dust. The filter bag is made of woven filter cloth or non-woven felt, the dust-containing gas is filtered by the filtering action of the fiber fabric, after the dust-containing gas enters the bag type dust collector, dust with large particles and large specific gravity falls into the dust hopper due to the sedimentation of the gravity, and when the gas containing fine dust passes through the filter material, the dust is blocked, so that the gas is purified.
The bag-type dust collector poppet valve controls the internal dust removal or filtration, and when the bag-type dust collector filters and removes dust normally, the cylinder is in a contraction state, and the poppet valve is opened; when the ash is cleaned, the cylinder is in an extending state, the lifting valve is closed, and the passage of the flue gas in the bag chamber to the gas outlet is cut off.
In the prior art, the air outlet of the dust collector chamber, namely the air speed and the flow velocity at the position of a poppet valve are high, the poppet valve plate is generally of a circular structure, the diameter of the plate is large, and the rotation and shaking phenomena exist under the influence of the air speed in a high air speed state. After long-term use, the valve plate of the lifting valve has certain abrasion to the air cylinder rod due to the rotation and shaking phenomena, and meanwhile, the lower end of the valve plate is fixed by adopting a nut, and the shaking of the valve of the lifting valve can also cause the loosening of the nut to cause the falling phenomenon of the valve plate.
Disclosure of Invention
The invention aims to provide a lifting valve for a bag filter in a high-temperature occasion, which aims to solve the technical problem that a valve plate is easy to loosen, and achieve the purposes of improving the stability of a valve, prolonging the service life of an air cylinder rod and improving the structural stability of the lifting valve.
In order to solve the technical problem, the invention provides a poppet valve for a bag filter in a high-temperature occasion, which comprises:
The cylinder comprises a cylinder body, a piston rod extending out of the cylinder body and a stabilizing device arranged on the piston rod;
the stabilizing device comprises a first lengthening connecting rod sleeved at the tail end of the piston rod, a valve plate at one end of the first lengthening connecting rod, which is far away from the piston rod, and a connecting assembly between the valve plate and the first lengthening connecting rod;
a second lengthened connecting rod is arranged at one end, far away from the first lengthened connecting rod, of the connecting component;
and one end of the second lengthened connecting rod, which is far away from the connecting component, is provided with a lower shaft fixing component.
Further, coupling assembling locates the fixed sleeve of first extension connecting rod and locates the first fixed plate on the fixed sleeve including the cover, first fixed plate has the second fixed plate through the bolt laminating, the valve plate is located between first fixed plate and the second fixed plate.
Furthermore, an auxiliary reinforcing plate is arranged on one side, facing the valve plate, of the second fixing plate and connected with the valve plate through bolts.
Furthermore, one end of the second lengthened connecting rod, which is close to the valve plate, is provided with a fixing nut;
and a stop pad disc is arranged on the fixing nut.
Further, an air cylinder base is axially arranged on the piston rod, a bottom plate is arranged at one end, close to the piston rod, of the cylinder body, and the air cylinder base is connected with the bottom plate through a bolt;
The cylinder base is provided with a hollow channel for the piston rod and the first lengthening connecting rod to pass through.
Furthermore, the one end that the cylinder body was kept away from to the cylinder base is provided with the connecting plate, be provided with the circumference on the connecting plate and enclose the windproof ring of locating the valve plate.
Furthermore, the outside of windproof ring is provided with outer protective shroud, be provided with the insulating layer between windproof ring and the outer protective shroud.
Further, the windproof ring is provided with a fixing ring for lifting the cylinder body.
Furthermore, a rock wool ring is arranged on the windproof ring.
Furthermore, a reinforcing corner brace is arranged between the fixing sleeve and the first fixing plate.
The invention has the beneficial effects that:
1. when the piston ring is applied to a high-temperature field, the air cylinder is arranged on the air cylinder base, the air cylinder base is higher than a top plate of the dust remover, the air cylinder is connected with the valve plate through the first lengthened connecting rod, a certain heat dissipation space is reserved, the temperature in the air cylinder is lower, and the service life of the piston ring is prolonged.
2. The air speed of the valve plate of the lifting valve in the dust remover bin is high, and the windproof ring is arranged, so that when the air cylinder contracts, the valve plate is located in the windproof ring and is not affected by high-speed wind at the position, and the valve plate is reduced to shake. The inner side of the top of the windproof ring is provided with a double-layer structure, the middle of the windproof ring is insulated, and the high-temperature flue gas can be prevented from being dewed and corroded after exchanging heat with the top plate at the outer side.
3. The second lengthened connecting rod and the valve plate are fixed through the stop pad disc and the nuts to form a fixed hinged state, and the situation that the valve plate is easy to rotate and shake during high wind speed is reduced.
4. The upper end of the first lengthened connecting rod is fixed with the cylinder, the lower end of the first lengthened connecting rod is connected with the valve plate, and therefore the valve plate and a piston rod of the first cylinder are in the same center, namely, the lifting valve can be completely opened and sealed, and the shaking of the valve plate is reduced.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic structural view of a poppet valve for a bag filter for high temperature applications according to the present invention;
fig. 2 is an enlarged view of the present invention at a.
In the figure:
1. a cylinder body; 11. a piston rod; 12. a cylinder base; 13. a base plate;
2. a stabilizing device; 21. a first elongated connecting rod; 22. a valve plate; 23. a second elongated connecting rod;
3. a connecting assembly; 31. fixing the sleeve; 32. a first fixing plate; 33. a second fixing plate; 34. reinforcing the corner connectors; 35. an auxiliary reinforcing plate;
4. a lower shaft fixing assembly;
5. fixing a nut; 51. a stop pad disc;
6. a connecting plate;
7. a windproof ring; 71. an outer retainer; 72. a thermal insulation layer; 73. a rock wool ring; 74. and (4) fixing the ring.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b):
as shown in fig. 1, a lift valve for a bag filter in a high temperature field comprises: the lift valve comprises a cylinder body 1, a piston rod 11 extending out of the cylinder body 1 and a stabilizing device 2 arranged on the piston rod 11, and the stability of the lift valve can be enhanced through the stabilizing device 2.
As shown in fig. 1, the stabilizing device 2 comprises a first elongated connecting rod 21 sleeved at the tail end of the piston rod 11, a valve plate 22 at one end of the first elongated connecting rod 21 far away from the piston rod 11, and a connecting component 3 between the valve plate 22 and the first elongated connecting rod 21; through first extension connecting rod 21, make the cylinder body 1 of cylinder and the distance between the poppet valve increase to make the cylinder keep away from the sack cleaner of filtering steam, reduce the temperature of cylinder body 1, reach the purpose of extension cylinder life-span.
As shown in fig. 1, a second elongated link 23 is further disposed at an end of the connecting member 3 away from the first elongated link 21, and a lower shaft fixing member 4 is disposed at an end of the second elongated link 23 away from the connecting member 3. Wherein, coupling assembling 3 is including the fixed sleeve 31 of the cover locating first extension connecting rod 21 with locate the first fixed plate 32 on the fixed sleeve 31, first fixed plate 32 has the second fixed plate 33 through the bolt laminating, and valve plate 22 is located between first fixed plate 32 and the second fixed plate 33, and the piston rod 11 of cylinder body 1 stretches out, drives valve plate 22 and stretches out. The valve plate 22 is held between the first and second fixing plates 32 and 33, thereby improving the stability of the valve plate 22. In the present embodiment, a reinforcing corner brace 34 is disposed between the fixing sleeve 31 and the first fixing plate 32 to increase the connection stability between the fixing sleeve 31 and the first fixing plate 32.
Meanwhile, the second fixing plate 33 is provided with an auxiliary reinforcing plate 35 on one side facing the valve plate 22, and the auxiliary reinforcing plate 35 is connected with the valve plate 22 through bolts, so that the valve plate 22 is better connected with the first lengthening connecting rod 21, and the stability of the valve plate 22 is increased again.
As shown in fig. 1 and 2, a fixing nut 5 is arranged at one end of the second elongated connecting rod 23 close to the valve plate 22, a stop pad 51 is arranged on the fixing nut 5, and the stop pad and the fixing nut 5 are adopted for fixing to form a fixed hinged state, so that the situation that the valve plate 22 is easy to rotate and shake at high wind speed is reduced, and the connection stability of the valve plate 22 is further improved.
As shown in fig. 1, a cylinder base 12 is axially disposed on the piston rod 11, a bottom plate 13 is disposed at one end of the cylinder body 1 close to the piston rod 11, and the cylinder base 12 is connected to the bottom plate 13 through a bolt. The cylinder base 12 is opened with a hollow channel for the piston rod 11 and the first lengthening connecting rod 21 to pass through, so as to improve the stability of the cylinder body 1 through the cylinder base 12.
As shown in fig. 1, one end of the cylinder base 12, which is far away from the cylinder body 1, is provided with a connecting plate 6, the connecting plate 6 is provided with a windproof ring 7 circumferentially surrounding the valve plate 22, so that the high-speed airflow outside the cylinder base can be resisted, the high-speed airflow outside the cylinder base is reduced, the valve plate 22 flows through the valve plate 22, and the valve plate 22 is easy to shake, so that the stability of the valve plate 22 is further improved, and the service life of the valve plate 22 is prolonged.
In the present embodiment, an outer retainer 71 is provided outside the wind screen ring 7, and a heat insulating layer 72 is provided between the wind screen ring 7 and the outer retainer 71. Through bilayer structure, promote the structural stability of windproof ring 7, promote the thermal-insulated effect of windproof ring 7 through insulating layer 72, less outside high temperature is to the harm that inside valve plate 22 caused, effectively protects valve plate 22
As shown in fig. 1, the fixing ring 74 for lifting up the cylinder body 1 is arranged on the wind-proof ring 7, so that a user can conveniently lift up the wind-proof ring 7 through the fixing ring 74 and fix the wind-proof ring 7, thereby facilitating the disassembly and assembly of the wind-proof ring 7.
In this embodiment, the windproof ring 7 is provided with the rock wool ring 73, so that the windproof effect of the windproof ring 7 can be further improved.
In summary, the present invention can be applied to a poppet valve in a high temperature situation, the cylinder body 1 is mounted on the cylinder base 12, and the length of the first lengthening connecting rod 21 is used to make the whole poppet valve higher from the top plate of the dust collector, so as to leave a certain heat dissipation space, make the temperature in the cylinder lower, and prolong the service life of the piston ring. Through setting up windproof ring 7 for during the cylinder shrink, valve plate 22 is inside windproof ring 7, and still is provided with rock wool circle 73 in windproof ring 7, and valve plate 22 does not receive the influence of here high-speed wind, further reduces valve plate 22 and rocks. And through the bilayer structure of windproof ring 7 department, avoid high temperature flue gas and the dew corruption behind the outside roof heat transfer, also can promote windproof ring 7's tightness. And a fixed hinged state is formed by the stop pad disc between the second lengthened connecting rod 23 and the valve plate 22 and the fixing nut 5, so that the situation that the valve plate 22 is easy to rotate and shake at high wind speed is reduced.
All the components selected in the present application are general standard components or components known to those skilled in the art, and the structure and principle thereof can be known to those skilled in the art through technical manuals or through routine experimental methods.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. A lifting valve for a bag filter in a high-temperature occasion is characterized by comprising:
the cylinder comprises a cylinder body (1), a piston rod (11) extending out of the cylinder body (1) and a stabilizing device (2) arranged on the piston rod (11);
the stabilizing device (2) comprises a first lengthening connecting rod (21) sleeved at the tail end of the piston rod (11), a valve plate (22) at one end, far away from the piston rod (11), of the first lengthening connecting rod (21), and a connecting assembly (3) between the valve plate (22) and the first lengthening connecting rod (21);
a second lengthening connecting rod (23) is arranged at one end, far away from the first lengthening connecting rod (21), of the connecting component (3);
one end, far away from the connecting component (3), of the second lengthened connecting rod (23) is provided with a lower shaft fixing component (4).
2. The lift valve for the bag filter used in high temperature occasions as claimed in claim 1,
coupling assembling (3) are including the fixed sleeve (31) of cover locating first extension connecting rod (21) and locate first fixed plate (32) on fixed sleeve (31), first fixed plate (32) have second fixed plate (33) through the bolt laminating, valve plate (22) are located between first fixed plate (32) and second fixed plate (33).
3. The lift valve for the bag filter used in high temperature occasions as claimed in claim 2,
the second fixing plate (33) is provided with an auxiliary reinforcing plate (35) towards one side of the valve plate (22), and the auxiliary reinforcing plate (35) is connected with the valve plate (22) through bolts.
4. The lift valve for the bag filter used in high temperature occasions as claimed in claim 3,
one end of the second lengthened connecting rod (23) close to the valve plate (22) is provided with a fixed nut (5);
and a stop pad disc (51) is arranged on the fixed nut (5).
5. The lift valve for the bag filter used in high temperature occasions as claimed in claim 4,
the piston rod (11) is axially provided with a cylinder base (12), one end of the cylinder body (1) close to the piston rod (11) is provided with a bottom plate (13), and the cylinder base (12) is connected with the bottom plate (13) through a bolt;
The cylinder base (12) is provided with a hollow channel for the piston rod (11) and the first lengthening connecting rod (21) to pass through.
6. The lift valve for the bag filter used in high temperature occasions as claimed in claim 5,
one end of the cylinder base (12) far away from the cylinder body (1) is provided with a connecting plate (6), and a windproof ring (7) circumferentially surrounding the valve plate (22) is arranged on the connecting plate (6).
7. The lift valve for the bag filter used in high temperature occasions as claimed in claim 6,
an outer-layer guard ring (71) is arranged on the outer side of the windproof ring (7), and a heat insulation layer (72) is arranged between the windproof ring (7) and the outer-layer guard ring (71).
8. The lift valve for a bag filter used in high temperature occasions as claimed in claim 7,
the windproof ring (7) is provided with a fixed ring (74) used for lifting the cylinder body (1).
9. The lift valve for a bag filter used in high temperature occasions as claimed in claim 8,
and the windproof ring (7) is provided with a rock wool ring (73).
10. The lift valve for the bag filter used in high temperature occasions as claimed in claim 9,
a reinforcing corner brace (34) is arranged between the fixing sleeve (31) and the first fixing plate (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110452983.2A CN112855952A (en) | 2021-04-26 | 2021-04-26 | Poppet valve for bag filter in high-temperature occasions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110452983.2A CN112855952A (en) | 2021-04-26 | 2021-04-26 | Poppet valve for bag filter in high-temperature occasions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112855952A true CN112855952A (en) | 2021-05-28 |
Family
ID=75992922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110452983.2A Pending CN112855952A (en) | 2021-04-26 | 2021-04-26 | Poppet valve for bag filter in high-temperature occasions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112855952A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101298012A (en) * | 2008-06-02 | 2008-11-05 | 无锡市西漳环保设备有限公司 | Pocket type pulsed dust collector with rigid lifting valve |
| CN201218325Y (en) * | 2008-04-28 | 2009-04-08 | 江苏南方机械有限公司 | Lift valve of air box impulse bag-type dust remover |
| CN202441905U (en) * | 2011-12-21 | 2012-09-19 | 洁华控股股份有限公司 | Poppet valve suitable for high-temperature bag-type dust remover |
| CN204387445U (en) * | 2014-12-25 | 2015-06-10 | 江苏给力环保设备科技有限公司 | A kind of electric poppet valve |
| CN205078887U (en) * | 2015-10-13 | 2016-03-09 | 上海袋式除尘配件有限公司 | Take poppet valve for dust remover of dropproof device |
| CN209828551U (en) * | 2019-04-22 | 2019-12-24 | 河南坤亚环保科技有限公司 | Be applied to stable seal structure of sack cleaner off-line poppet valve |
| CN210770563U (en) * | 2019-10-16 | 2020-06-16 | 北京瑞达宏信科技有限公司 | Dust remover poppet valve device |
-
2021
- 2021-04-26 CN CN202110452983.2A patent/CN112855952A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201218325Y (en) * | 2008-04-28 | 2009-04-08 | 江苏南方机械有限公司 | Lift valve of air box impulse bag-type dust remover |
| CN101298012A (en) * | 2008-06-02 | 2008-11-05 | 无锡市西漳环保设备有限公司 | Pocket type pulsed dust collector with rigid lifting valve |
| CN202441905U (en) * | 2011-12-21 | 2012-09-19 | 洁华控股股份有限公司 | Poppet valve suitable for high-temperature bag-type dust remover |
| CN204387445U (en) * | 2014-12-25 | 2015-06-10 | 江苏给力环保设备科技有限公司 | A kind of electric poppet valve |
| CN205078887U (en) * | 2015-10-13 | 2016-03-09 | 上海袋式除尘配件有限公司 | Take poppet valve for dust remover of dropproof device |
| CN209828551U (en) * | 2019-04-22 | 2019-12-24 | 河南坤亚环保科技有限公司 | Be applied to stable seal structure of sack cleaner off-line poppet valve |
| CN210770563U (en) * | 2019-10-16 | 2020-06-16 | 北京瑞达宏信科技有限公司 | Dust remover poppet valve device |
Non-Patent Citations (1)
| Title |
|---|
| 张自杰等: "《建筑材料》", 31 May 1999, 中国建材工业出版社 * |
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Application publication date: 20210528 |
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| RJ01 | Rejection of invention patent application after publication |