CN203469699U - High-position venturi bag cage - Google Patents
High-position venturi bag cage Download PDFInfo
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- CN203469699U CN203469699U CN201320564133.2U CN201320564133U CN203469699U CN 203469699 U CN203469699 U CN 203469699U CN 201320564133 U CN201320564133 U CN 201320564133U CN 203469699 U CN203469699 U CN 203469699U
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- venturi tube
- cloth bag
- bag
- bag cage
- mounting disc
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Abstract
The utility model discloses a high-position venturi bag cage, comprising a bag cage body and a cloth bag mounting disc which is arranged at the open end of the bag cage body. The high-position venturi bag cage is characterized by further comprising a venturi tube which is fixedly arranged right above the cloth bag mounting disc through vertical support blocks or support rods; a gap is formed between the upper plane of the venturi tube and the upper plane of the cloth bag mounting disc; a gap is also formed between the support blocks or the support rods. The high-position venturi bag cage has the beneficial effects that resistance to the purified airflow flowing out from the mouth of the cloth bag is reduced, and energy consumed by the flowing of the purified airflow is reduced under the design condition of the same power motor equipment, the quantity of airflow formed for the cloth bag is increased under the same consumption quantity of compressed air, and as a result, the ash removal effect is enhanced and the consumption quantity of the compressed air is reduced while the same ash removal result is ensured; consequently, the design of the compressed air margin is optimized.
Description
Technical field
The utility model relates to the bag cage of sack cleaner, is specifically related to a kind of bag cage with high-order Venturi tube, belongs to deduster field.
Background technology
Sack cleaner utilizes cloth bag that the dust in flue gas and dirt gas is filtered down, then the clean gas that reaches environmental protection standard requirement is entered in atmosphere, and cloth bag will be realized filtering function, need to the inner space of cloth bag be supported with bag cage, therefore, bag cage (having another name called skeleton) is one of core component of fiber bag precipitator.
During the outer surface of dusty gas by cloth bag, dust is filtered the outer surface at cloth bag, and clean gas enters the space of cloth bag inside and is disposed in atmosphere by the passage that the outlet of cloth bag enters clean gas.Along with the dust on cloth bag surface is more long-pending thicker, the resistance on cloth bag surface is increasing, and cloth bag loses the filtration of dusty gas and purification function because of blocked.For recovering filtration and the purification function of cloth bag, pulse valve moment switching, by aiming at respectively the nozzle of each cloth bag export center in injection tube, to cloth bag inner chamber ejection high speed compression gas flow, cloth bag being expanded heaves, also produce concussion fluctuation simultaneously, the staubosphere of cloth bag outer surface is shaken off to dust bin to discharge, thereby make cloth bag recover to filter and purification function.
With reference to Fig. 1, high pressure compressed gas air-flow 2 from nozzle 1 ejection, with vertebral body shape, spray in the cavity of cloth bag 3, jet column strength distribution consistency degree is uneven, and the local excessive and other part of dynamics is too small, and it is seriously limited that jet is walked line length, the excessive impaired lost of life that makes of cloth bag that causes of dynamics, the too small filter cleaning ability of cloth bag that makes of dynamics cannot guarantee, more easily forms the obstruction of hardening, and makes cloth bag because stopping up the end-of-life in advance that hardens.
With reference to Fig. 2, for improving above-mentioned deficiency, traditional technique is to add Venturi tube 5 at bag cage 4 oral areas that support cloth bag, realizing the current-sharing of compressed gas spray 6 all presses, effectively extend the travel distance of winding-up air-flow, make the winding-up dynamics of each portion be tending towards evenly, greatly having improved the applying working condition of cloth bag, extended the life-span of cloth bag.
But, when high pressure compressed gas is sprayed, in the region of the Venturi tube lower end certain distance in cloth bag inner cavity chamber, form negative pressuren zone 7, cloth bag outer surface in this section forms the permanent laying dust district of hardening, make this partial failure of cloth bag, the filter area of original design cannot realize with the best filtration velocity in assurance cloth bag service life.
In addition, with reference to Fig. 3, set up Venturi tube, especially the contracting Adam's apple structure of Venturi tube, certainly will increase the out-of-date resistance of air flow stream after purification, thereby the overall resistance of sack cleaner is increased.
Utility model content
For solving the deficiencies in the prior art, the purpose of this utility model be to provide a kind of can synergy, the high-order Venturi tube bag cage that the sack cleaner of resistance is used falls.
In order to realize above-mentioned target, the utility model adopts following technical scheme:
A kind of high-order Venturi tube bag cage, comprise: bag cage body, be arranged on the cloth bag mounting disc of bag cage body open end, it is characterized in that, also comprise: Venturi tube, aforementioned Venturi tube by vertical back-up block or support bar be fixedly installed on cloth bag mounting disc directly over, between the upper plane of Venturi tube and the upper plane of cloth bag mounting disc, be formed with space, between back-up block or between support bar, be also formed with space.
Aforesaid high-order Venturi tube bag cage, is characterized in that, aforementioned back-up block is that welding or bolt are connected with cloth bag mounting disc.
Aforesaid high-order Venturi tube bag cage, is characterized in that, aforementioned support bar is that welding or bolt are connected with cloth bag mounting disc.
Aforesaid high-order Venturi tube bag cage, is characterized in that, aforementioned support bar is the prolongation of the perpendicular muscle of bag cage body.
Aforesaid high-order Venturi tube bag cage, is characterized in that, the lower plane of aforementioned Venturi tube is lower than the upper plane of cloth bag mounting disc.
Usefulness of the present utility model is:
1, reduced the resistance that the air-flow after purifying flows out at cloth sack place.
Traditional Venturi tube bag cage, because Venturi tube is fixed on cloth bag oral area plane, and Venturi tube is a kind of contracting Adam's apple structure, the resistance that resistance ratios when purified gas flows out to pure qi (oxygen) pipeline via Venturi tube oral area does not add Venturi tube strengthens, after a Venturi tube high position is set up, air-flow not only flows out from the contracting larynx of Venturi tube, can also be from Venturi tube bottom and cloth sack outwards flow out in the gap of the support bar (or back-up block) of plane, resistance is reduced, under the design condition of Same Efficieney motor device, make the mobile Energy Intensity Reduction of purifying gas flow.
2, under much compression gas consumption, increased the throughput that cloth bag is formed, not only strengthened ash-removal effect, also can, at the consumption of guaranteeing to save under the prerequisite of equal ash-removal effect Compressed Gas, the design of Compressed Gas allowance be optimized more.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing pipe bag cage (not with Venturi tube);
Fig. 2 is the structural representation of the existing pipe bag cage with Venturi tube;
Fig. 3 is the schematic diagram that the pipe bag cage in Fig. 2 filters dirt gas;
Fig. 4 is the perspective view of high-order Venturi tube bag cage of the present utility model;
Fig. 5 is the deashing schematic diagram of the high-order Venturi tube bag cage in Fig. 4.
The implication of Reference numeral in figure: 1-nozzle, 2-air-flow, 3-cloth bag, 4-bag cage, 5-Venturi tube, 6-compressed gas spray, 7-negative pressuren zone, 8-bag cage body, the mounting disc of 9-cloth bag, 10-Venturi tube, 11-support bar, air-flow of 12-, 13-secondary gas flow, tri-air-flows of 14-.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is done to concrete introduction.
With reference to Fig. 4 and Fig. 5, high-order Venturi tube bag cage of the present utility model, comprising: bag cage body 8, be arranged on a bag cloth bag mounting disc 9 for cage body 8 openends, and be fixedly installed on cloth bag mounting disc 9 directly over Venturi tube 10.Venturi tube 10 is fixedly connected with cloth bag mounting disc 9 by vertical back-up block or support bar 11, and between the upper plane of Venturi tube 10 and the upper plane of cloth bag mounting disc 9, is formed with and between space, back-up block or between support bar 11, is also formed with space.When filtering dirt gas, purified gas not only flows out from the contracting larynx of Venturi tube 10, can also be from Venturi tube 10 bottoms and cloth sack outwards flow out in the gap of the support bar 11 (or back-up block) of plane, resistance is reduced, under the design condition of Same Efficieney motor device, make the mobile Energy Intensity Reduction of purifying gas flow, with reference to Fig. 5, when to bag-type dust, after the ejection of high pressure compressed airflow passes nozzle, at later stage cutout afterbody, form low-pressure area, induce a large amount of secondary gas flows 13 by Venturi tube 10, to enter the chamber of cloth bag, after the concussion of first compression gas purging, the purging concussion of secondary gas flow 13 is larger, at an air-flow 12, secondary gas flow 13 is flowed through after Venturi tube 10, cutout afterbody in Venturi tube 10 lower stream of airflow forms again a low-pressure area, the structure of high-order Venturi tube bag cage of the present utility model has effectively been utilized this negative pressure, induce three air-flows 14 to enter cloth bag chamber, make ash-removal effect more remarkable.
As a kind of preferred scheme, back-up block is that welding or bolt are connected with cloth bag mounting disc 9.
As a kind of preferred scheme, support bar 11 is that welding or bolt are connected with cloth bag mounting disc 9.
More preferably, support bar 11 is the prolongation of the perpendicular muscle of bag cage body 8, not only greatly simplified manufacturing process, and support bar 11 is more firm.
As a kind of preferred scheme, the lower plane of Venturi tube 10, lower than the upper plane of cloth bag mounting disc 9, is compared higher than the upper plane of cloth bag mounting disc with the lower plane of Venturi tube, and the purging concussion of air-flow 12, secondary gas flow 13 is larger, and ash-removal effect is better.
To sum up aforementioned, in traditional design, after the ejection of high pressure compressed airflow passes nozzle, at later stage cutout afterbody, form low-pressure area, induce a large amount of secondary gas flows 13 by Venturi tube, to enter the chamber of cloth bag, after the concussion of first compression gas purging, the purging concussion of secondary gas flow 13 is larger; At air-flow 12, a secondary gas flow 13, flow through after Venturi tube, at the cutout afterbody formation low-pressure area of Venturi tube lower stream of airflow, this low-pressure area only has side effect before not being modified into elevation structural, can hold the dust that cloth bag outer surface adheres to.And the structure of high-order Venturi tube can effectively be utilized this negative pressure, induce three air-flows 14 to enter cloth bag chamber, make ash-removal effect more remarkable, with reference to Fig. 5.
It should be noted that, above-described embodiment does not limit the utility model in any form, and all employings are equal to replaces or technical scheme that the mode of equivalent transformation obtains, all drops in protection domain of the present utility model.
Claims (5)
1. high-order Venturi tube bag cage, comprise: bag cage body, be arranged on the cloth bag mounting disc of bag cage body open end, it is characterized in that, also comprise: Venturi tube, described Venturi tube by vertical back-up block or support bar be fixedly installed on cloth bag mounting disc directly over, between the upper plane of Venturi tube and the upper plane of cloth bag mounting disc, be formed with space, between back-up block or between support bar, be also formed with space.
2. high-order Venturi tube bag cage according to claim 1, is characterized in that, described back-up block is that welding or bolt are connected with cloth bag mounting disc.
3. high-order Venturi tube bag cage according to claim 1, is characterized in that, described support bar is that welding or bolt are connected with cloth bag mounting disc.
4. high-order Venturi tube bag cage according to claim 1, is characterized in that, described support bar is the prolongation of the perpendicular muscle of bag cage body.
5. according to the high-order Venturi tube bag cage described in claim 1 to 4 any one, it is characterized in that, the lower plane of described Venturi tube is lower than the upper plane of cloth bag mounting disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320564133.2U CN203469699U (en) | 2013-09-12 | 2013-09-12 | High-position venturi bag cage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320564133.2U CN203469699U (en) | 2013-09-12 | 2013-09-12 | High-position venturi bag cage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203469699U true CN203469699U (en) | 2014-03-12 |
Family
ID=50218117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320564133.2U Expired - Lifetime CN203469699U (en) | 2013-09-12 | 2013-09-12 | High-position venturi bag cage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203469699U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107617278A (en) * | 2017-10-24 | 2018-01-23 | 张家港市艾尔环保工程有限公司 | Simple sack cleaner |
| CN113041734A (en) * | 2021-03-24 | 2021-06-29 | 江苏菲斯特滤料有限公司 | High-efficiency dust remover |
-
2013
- 2013-09-12 CN CN201320564133.2U patent/CN203469699U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107617278A (en) * | 2017-10-24 | 2018-01-23 | 张家港市艾尔环保工程有限公司 | Simple sack cleaner |
| CN113041734A (en) * | 2021-03-24 | 2021-06-29 | 江苏菲斯特滤料有限公司 | High-efficiency dust remover |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201214 Address after: Room 1001, 10 / F, building 03, No.1, Zhonghe Road, Science City, Fengtai District, Beijing 100086 (Park) Patentee after: Beijing Huiyu Weiye International Environmental Engineering Co.,Ltd. Address before: No.240, Zhangzizhong Road, Heping District, Tianjin Patentee before: Yuan Junqiang |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140312 |