CN204193707U - Ceramic membrane deduster - Google Patents
Ceramic membrane deduster Download PDFInfo
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- CN204193707U CN204193707U CN201420580550.0U CN201420580550U CN204193707U CN 204193707 U CN204193707 U CN 204193707U CN 201420580550 U CN201420580550 U CN 201420580550U CN 204193707 U CN204193707 U CN 204193707U
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- filter core
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Abstract
The utility model relates to a kind of purifying and dedusting device, in particular to a kind of ceramic membrane deduster, belong to purification technology field, comprise casing, bottom half arranges cinder-discharging port, bottom cinder-discharging port, unloading valve is installed, casing top sets out gas port, casing side arranges air inlet, corresponding air inlet arranges deflector in box house surrounding, above deflector, ceramic membrane filter core is installed, above ceramic membrane filter core, nozzle is set, nozzle connects one end of isocon, the other end of isocon connects through the cover plate at casing top the injection tube being arranged on casing outside, injection tube is connected with gas bag.The utility model compact conformation, the linear expansion that can effectively avoid injection tube to cause because being heated, avoid nozzle departing from filter core axle center, solve the problem that the winding-up effect that causes therefrom reduces greatly, change the air flow method of deduster inside simultaneously, the gas flow that every bar filter core is filtered more is tending towards average, adds the service life of deduster.
Description
Technical field
The utility model relates to a kind of purifying and dedusting device, and particularly a kind of ceramic membrane deduster, belongs to purification technology field.
Background technology
Ceramic membrane deduster is because of its premium properties such as high temperature resistant, corrosion-resistant, wear-resistant, and obtained increasing application in udst separation field, especially in high-temperature dust removal purification industry, it has showed obvious advantage especially.As shown in Figure 3, in existing ceramic membrane deduster structure, after pending gas enters deduster inside from air inlet, be all generally allow it flow freely and be distributed to gradually in every bar ceramic membrane filter core carry out udst separation process.During winding-up, then Compressed Gas sprays fast by the injection tube by being arranged at deduster inside from each nozzle be arranged at injection tube, completes winding-up effect with this.For injection method, ceramic membrane deduster uses capable spray mode, the i.e. corresponding nozzle of every bar membrane cartridge, this just requires the axiality that must ensure that each nozzle and ceramic membrane filter core keep certain, depart from more, effect is poorer, if deviation is more than 5mm, then the effect of jetting becomes very little.
For the version of existing ceramic membrane deduster, there is some drawback following:
1, without water conservancy diversion when gas enters dust collector box body, air-flow is very uneven in box house motion, causes the gas flow difference be finally assigned on every bar filter core very large.This just causes part filter core because the gas flow filtered is well beyond design load, and too early is damaged, and the utilization rate of another part filter core is very low.Finally, may there is so a kind of situation in deduster: deduster is overall causes entirety not run because of the damage of a part of filter core.
2, injection tube affects larger by filtering gas temperature, when filter gas temperature higher (as 300 DEG C and more than) time, its linear expansion (thermal walking) is larger, and nozzle linear distribution vertically in injection tube, the axiality which results in nozzle and filter core is difficult to ensure, part even can directly depart from filter core center from the nozzle away from injection tube and gas bag link.This will cause dust remover blowing effect degradation, and the winding-up of part filter core is not worked.
Utility model content
According to above deficiency of the prior art, problem to be solved in the utility model is: provide a kind of compact conformation, can injection tube be effectively avoided to be subject to thermal linear expansion, solve the problem that the winding-up effect that causes departing from of filter core axle center due to nozzle reduces greatly, change the air flow method of deduster inside simultaneously, the gas flow that every bar filter core is filtered more is tending towards average, extends the ceramic membrane deduster of service life.
The utility model solves the technical scheme that its technical problem adopts:
Described ceramic membrane deduster, comprise casing, bottom half arranges cinder-discharging port, installs unloading valve bottom cinder-discharging port, casing top sets out gas port, casing side arranges air inlet, and corresponding air inlet arranges deflector in box house surrounding, installs ceramic membrane filter core above deflector, above ceramic membrane filter core, nozzle is set, nozzle connects one end of isocon, and the other end of isocon connects through the cover plate at casing top the injection tube being arranged on casing outside, and injection tube is connected with gas bag.
Ceramic membrane deduster operationally, after gas enters box house from air inlet, first through deflector effect then by flowing out below deflector and flowing to ceramic membrane filter core, air-flow is made substantially to be full of whole casing when arriving filter core, ensure to be tending towards average through the gas flow often propping up filter core, avoid part filter core gas flow well beyond too early damaged of design load, and the situation that the utilization rate of another part filter core is very low, the gas eventually passing udst separation is finally discharged from gas outlet, and dust is then trapped within ceramic membrane filter core outer wall.
Isocon and nozzle coaxial communication, nozzle and ceramic membrane filter core keep coaxial and arrange and one_to_one corresponding, during winding-up, gases at high pressure in gas bag enter rapidly each isocon by injection tube, spouting fast finally by the nozzle being arranged on isocon lower end, carry out the deashing of filter element of duster thus, injection tube is arranged on outside dust collector box body, injection tube can not directly affecting by gas temperature in casing, and the impact caused due to heat trnasfer almost can be ignored, slightly avoid injection tube by thermal linear expansion.Simultaneously, nozzle to be connected with injection tube by isocon and without the need to lengthening, and without the need to nozzle is welded on box cover, this mode requires to reduce for the axiality of nozzle and isocon, only require that the final and ceramic membrane filter core of nozzle has higher axiality and can meet the demands, reduce difficulty of processing.
Preferred further, isocon welding on the cover board.What ensure isocon, nozzle and ceramic membrane filter core coaxially arranges good stability, ensures winding-up effect.
Preferred further, the upper end of deflector is connected to the surrounding of casing.Without the need to increasing other accessory, easy to process, cost is low.
Preferred further, the upper end of deflector is higher than the upper end of air inlet, and the bottom of deflector is lower than the lower end of air inlet, and the conical surface of deflector and lower box conical section be arranged in parallel.Effectively prevent dust stratification, certain gap can be reserved according to pneumatic dust content, convenient for discharging ash between deflector and cinder-discharging port.
Preferred further, the spatial placement that deflector surrounds is in the center of casing.Make air-flow flow to filter core more uniformly, also facilitate and unload ash.
Preferred further, isocon adopts steel pipe.Reduce further cost.
The beneficial effect that the utility model has is:
1, the utility model is provided with deflector, substantially whole casing is full of when making air-flow arrive filter core, ensure to be tending towards average through the gas flow often propping up filter core, avoid part filter core gas flow well beyond too early damaged of design load, and the situation that the utilization rate of another part filter core is very low, deduster entirety will cause entirety not run because of the damage of a part of filter core.
2, injection tube is arranged on casing outside by the utility model, avoid the direct impact of gas temperature in casing, heat trnasfer is then ignored, cause the problem in nozzle substantial deviation filter core axle center due to the linear expansion of injection tube when solving deduster process high-temperature gas, ensure that winding-up effect is better, extend the machine life of deduster.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the utility model nozzle and injection tube syndeton schematic diagram;
Fig. 3 is existing ceramic membrane deduster structural representation;
Wherein, 1, casing; 2, deflector; 3, ceramic membrane filter core; 4, gas bag; 5, isocon; 6, nozzle; 7, gas outlet; 8, injection tube; 9, cover plate; 10, air inlet; 11, cinder-discharging port; 12, unloading valve.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment of the present utility model is described further:
As Figure 1-Figure 2, ceramic membrane deduster described in the utility model, comprise casing 1, cinder-discharging port 11 is set bottom casing 1, unloading valve 12 is installed bottom cinder-discharging port 11, casing 1 top sets out gas port 7, casing 1 side arranges air inlet 10, corresponding air inlet 10 is in the welding of casing 1 inside circumference or by screw fastening deflector 2, ceramic membrane filter core 3 is installed above deflector 2, nozzle 6 is set above ceramic membrane filter core 3, nozzle 6 connects one end of isocon 5, the other end of isocon 5 connects through the cover plate 9 at casing 1 top the injection tube 8 being arranged on casing 1 outside, injection tube 8 is connected with gas bag 4, isocon 5 adopts steel pipe and is welded on cover plate 9, isocon 9, nozzle 6 and ceramic membrane filter core 3 one_to_one corresponding, coaxial setting.
Wherein, deflector 2 adopts steel plate, the upper end of deflector 2 is welded on the surrounding of casing 1, the upper end of deflector 2 is higher than the upper end of air inlet 10, the bottom of deflector 2 is lower than the lower end of air inlet 10, the space that deflector 2 surrounds is truncated rectangular pyramids shape, deflector 2 is welded on casing 1 inside and is arranged on the center of casing 1, each of deflector 2 is all arranged with the conical surface keeping parallelism of casing 1 bottom conical section, and deflector 2 and cinder-discharging port 11 keep certain gap, deflector 2 adopts coated lining high-abrasive material near the one side of air inlet 10, alleviate the wearing and tearing of equipment.
Operation principle of the present utility model and use procedure:
Described ceramic membrane deduster in use, when gas enters dust collector box body 1 by air inlet 10, first the space formed between deflector 2 and casing 1 is full of in the effect of deflector 2, then from outflow below deflector 2 and along casing 1 center to ceramic membrane filter core 3 diffluence, now gas flow rate reduces greatly, being substantially full of casing 1 close to there being enough time to diffuse to during ceramic membrane filter core 3, thus ensure that the homogenising of air-flow, achieve the gas often propping up ceramic membrane filter core 3 filtration, purifications and be tending towards mean value.Purified gas is discharged from exit port 7, and impurity is retained down, and is attached on ceramic membrane filter core 3 outer wall.
When deduster is jetted, control system opens the passage of gas bag 4 and injection tube 8, now Compressed Gas flows to each isocon 5 through injection tube 8, penetrate finally by nozzle 6 and form high pressure draught, high pressure draught is communicated with the inner chamber that a part of gas driven enters rapidly ceramic membrane filter core 3, under this effect, the dust being attached to ceramic membrane filter core 3 outer wall comes off rapidly and discharges eventually through cinder-discharging port 11.
The utility model makes the uniform stream flowing through purpose ceramic-film filter, can ensure that each ceramic membrane filter core live load is tending towards impartial, the unfavorable problem of winding-up that when also avoid filtering high temperature gas, nozzle misalignment causes simultaneously, is particularly suitable for high-temperature low-pressure gas cleaning dust removal process.
Claims (6)
1. a ceramic membrane deduster, comprise casing (1), casing (1) bottom arranges cinder-discharging port (11), unloading valve (12) is installed in cinder-discharging port (11) bottom, casing (1) top sets out gas port (7), it is characterized in that: casing (1) side arranges air inlet (10), corresponding air inlet (10) arranges deflector (2) at casing (1) inside circumference, ceramic membrane filter core (3) is installed in deflector (2) top, ceramic membrane filter core (3) top arranges nozzle (6), nozzle (6) connects one end of isocon (5), the other end of isocon (5) connects through the cover plate (9) at casing (1) top and is arranged on the outside injection tube (8) of casing (1), injection tube (8) is connected with gas bag (4).
2. ceramic membrane deduster according to claim 1, is characterized in that: described isocon (5) is welded on cover plate (9).
3. ceramic membrane deduster according to claim 1, is characterized in that: the upper end of described deflector (2) is connected to the surrounding of casing (1).
4. ceramic membrane deduster according to claim 3, it is characterized in that: the upper end of described deflector (2) is higher than the upper end of air inlet (10), the bottom of deflector (2) is lower than the lower end of air inlet (10), and deflector (2) be arranged in parallel with the conical surface of casing (1) bottom conical section.
5. ceramic membrane deduster according to claim 4, is characterized in that: the spatial placement that described deflector (2) surrounds is in the center of casing (1).
6. ceramic membrane deduster according to claim 1 and 2, is characterized in that: described isocon (5) adopts steel pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420580550.0U CN204193707U (en) | 2014-10-09 | 2014-10-09 | Ceramic membrane deduster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420580550.0U CN204193707U (en) | 2014-10-09 | 2014-10-09 | Ceramic membrane deduster |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204193707U true CN204193707U (en) | 2015-03-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420580550.0U Active CN204193707U (en) | 2014-10-09 | 2014-10-09 | Ceramic membrane deduster |
Country Status (1)
| Country | Link |
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| CN (1) | CN204193707U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106215593A (en) * | 2016-08-30 | 2016-12-14 | 河南龙成煤高效技术应用有限公司 | A kind of combined type filter plant |
| CN114607538A (en) * | 2022-03-02 | 2022-06-10 | 安徽工业大学 | Self-cleaning air filter |
-
2014
- 2014-10-09 CN CN201420580550.0U patent/CN204193707U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106215593A (en) * | 2016-08-30 | 2016-12-14 | 河南龙成煤高效技术应用有限公司 | A kind of combined type filter plant |
| CN114607538A (en) * | 2022-03-02 | 2022-06-10 | 安徽工业大学 | Self-cleaning air filter |
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