CN212941917U - Waste gas filtering device for lost foam casting - Google Patents
Waste gas filtering device for lost foam casting Download PDFInfo
- Publication number
- CN212941917U CN212941917U CN202021510249.4U CN202021510249U CN212941917U CN 212941917 U CN212941917 U CN 212941917U CN 202021510249 U CN202021510249 U CN 202021510249U CN 212941917 U CN212941917 U CN 212941917U
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- filter screen
- filter
- exhaust
- lost foam
- foam casting
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Abstract
The utility model discloses a lost foam casting is with exhaust gas filtering device relates to exhaust treatment device technical field, this lost foam casting is with exhaust gas filtering device, including the filter house, the bottom of filter house is provided with integrative sediment portion that stores up, the bottom of sediment portion is provided with row cinder notch and sets up at arranging the intraoral valve of sediment, the side surface of filter house is linked together in the one end with air inlet portion and exhaust portion respectively, the vertical direction in inside of filter house is provided with the filter screen, and the filter screen is the equal open-ended drum in top and bottom. The utility model discloses a set up filter house, store up sediment portion, row's cinder notch, air inlet, exhaust portion and filter screen, reach the effect that reduces exhaust emission speed, increase tail gas dwell time in the filter house, tail gas filters through first filter screen, second filter screen and third filter screen layer upon layer and deletes the selection, filters most dust pollution, has solved the dust pollution problem that utilizes the foam of solving lost foam casting technology casting product to cause.
Description
Technical Field
The utility model relates to a waste gas treatment device technical field specifically is a lost foam casting uses exhaust gas filtering device.
Background
When a product is cast by utilizing a foam lost foam casting process, in the actual process, smoke dust sparks are mixed in exhaust tail gas generated by foam gasification to cause dust pollution, in order to purify the foam lost foam casting process, and green production is advocated by government, a dust pollution capturing tool for purifying the smoke dust sparks is provided, and the problem of dust pollution caused by casting the product by utilizing the foam lost foam casting process is solved.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a to prior art not enough, the utility model provides a lost foam is exhaust gas filtering device for casting has solved the dust pollution problem that utilizes the foam of solving lost foam casting technology casting product to cause.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a lost foam casting is with exhaust gas filtering device, includes the filter house, the bottom of filter house is provided with integrative sediment portion that stores up, the bottom of sediment portion is provided with row cinder notch and sets up at row intraoral valve, the side surface of filter house is linked together in the one end with air inlet portion and exhaust portion respectively, the inside vertical direction of filter house is provided with the filter screen, and the filter screen is the equal open-ended drum in top and bottom, the inner wall erection joint of connection pad and filter house is passed through at the top of filter screen.
Preferably, store up sediment portion and connection pad and all be hourglass hopper-shaped, arrange the vertical setting of cinder notch and be located and store up the sediment portion under.
Preferably, the surface of the filter part is provided with a mounting bracket.
Preferably, the air inlet part is positioned above the air outlet part, the axis of the air outlet of the air inlet part is perpendicular to the axis of the air inlet of the air outlet part, and the air inlet of the air outlet part is positioned above the plane where the bottom of the filter screen is positioned.
Preferably, the filter screen includes the first filter screen that sets up on the filter house axis, sets up the second filter screen on first filter screen surface and sets up the third filter screen on second filter screen surface, and the mesh of first filter screen, second filter screen, third filter screen reduces in proper order.
(III) advantageous effects
The utility model provides a lost foam casting uses exhaust gas filtering device possesses following beneficial effect:
the utility model discloses a set up filter house, store up sediment portion, arrange the cinder notch, the air inlet, exhaust portion and filter screen, the air inlet is connected with the foam lost foam casting gas vent, the tail gas that is mingled with the smoke and dust spark is discharged through the air inlet, filter house and filter screen via the exhaust portion, tail gas temperature is higher so density ratio air is little relative to ambient temperature, set up the exhaust portion in the below of air inlet, and the axis of air inlet gas outlet of air inlet portion is perpendicular with the axis heterofacial features of exhaust portion air inlet, cross and form 90 degrees contained angles, reach the effect that reduces tail gas emission speed, increase the residence time of tail gas in the filter house, effectively improve the filter effect; the tail gas filters the selection through first filter screen, second filter screen and third filter screen layer upon layer, filters most dust pollution, and the mars dust accumulation under the filtration can be discharged by row cinder notch in storing up the sediment portion, and whole device simple structure convenient to use has solved and has utilized the dust pollution problem that the foam-breaking lost foam casting technology casting product caused.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic view of the internal structure of the present invention.
In the figure: 1. a filtering part; 2. a slag storage part; 3. a slag discharge port; 4. a valve; 5. an air intake portion; 6. an exhaust section; 7. a filter screen; 71. a first filter screen; 72. a second filter screen; 73. a third filter screen; 8. a connecting disc; 9. and (7) mounting a bracket.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-2, the utility model provides a technical solution: the utility model provides a lost foam casting is with exhaust gas filtering device, including filter house 1, the bottom of filter house 1 is provided with integrative sediment portion 2 that stores up, the bottom of sediment portion 2 is provided with row cinder notch 3 and sets up valve 4 in row cinder notch 3, valve 4 can adopt high temperature resistant gate valve, open valve 4 and can discharge the spark dust of accumulation in sediment portion 2 inside, convenient regular cleaning, the side surface of filter house 1 is linked together in the one end with air inlet portion 5 and exhaust portion 6 respectively, the inside vertical direction of filter house 1 is provided with filter screen 7, and filter screen 7 is the equal open-ended drum in top and bottom, filter screen 7 is the resistant filter plate of high temperature of tempering, the top of filter screen 7 is passed through connection pad 8 and is connected with the inner wall erection of filter house 1.
As the utility model discloses a technical optimization scheme, store up sediment portion 2 and connection pad 8 and all be and leak hopper-shaped, arrange 3 vertical settings of cinder notch and be located and store up sediment portion 2 under, make things convenient for the dust to descend, the convenient dust of discharging through row cinder notch 3.
As a technical optimization scheme of the utility model, the surface of filter house 1 is provided with installing support 9, and installing support 9 can be with the 1 vertical installation of filter house to realize good filter effect.
As a technical optimization scheme, the inlet air unit 5 is located the top of exhaust unit 6, and the axis of the 5 gas outlets of inlet air unit is perpendicular with the axis antarafacial of the 6 air inlets of exhaust unit, increase the tortuous degree of exhaust emissions's flow path, reduce exhaust emission speed, increase tail gas in the time of filter 1 inside, in order to reach good filter effect, the air inlet of exhaust unit 6 is located filter screen 7 bottom place planar top, tail gas is higher than ambient temperature, consequently, the density of tail gas is lower than ambient air density, consequently, exhaust emission is through first filter screen 71, second filter screen 72 and third filter screen 73 flow direction exhaust unit 6, filter screen 7 discharge is walked around to difficult bottom from filter screen 7, thereby make the dust fall to store up sediment portion 2.
As a technical optimization scheme of the utility model, filter screen 7 is including setting up first filter screen 71 in the 1 axis of filter portion, setting up at the second filter screen 72 on first filter screen 71 surface and setting up at the third filter screen 73 on second filter screen 72 surface, and the mesh of first filter screen 71, second filter screen 72, third filter screen 73 reduces in proper order, filters layer upon layer and deletes the selection, and the great dust of granule can not block the less filter screen 7 of outside mesh, promotes the filter effect.
To sum up can, the utility model discloses a set up filter house 1, store up sediment portion 2, row's cinder notch 3, air inlet 5, exhaust portion 6 and filter screen 7, solved and utilized the foam of solving and lost foam casting process casting product to cause the dust pollution problem.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a lost foam casting is with exhaust gas filtering device, includes filter part (1), its characterized in that: the bottom of filter house (1) is provided with integrative storage sediment portion (2), the bottom of storing up sediment portion (2) is provided with row cinder notch (3) and sets up valve (4) in row cinder notch (3), the side surface of filter house (1) is linked together in the one end with air inlet portion (5) and exhaust portion (6) respectively, the inside vertical direction of filter house (1) is provided with filter screen (7), and filter screen (7) are the equal open-ended drum in top and bottom, the inner wall erection joint of connection pad (8) and filter house (1) is passed through at the top of filter screen (7).
2. The exhaust gas filtering device for lost foam casting according to claim 1, wherein: store up sediment portion (2) and connection pad (8) and all be hourglass hopper-shaped, arrange the vertical setting of cinder notch (3) and be located under storing up sediment portion (2).
3. The exhaust gas filtering device for lost foam casting according to claim 1, wherein: the surface of the filtering part (1) is provided with a mounting bracket (9).
4. The exhaust gas filtering device for lost foam casting according to claim 1, wherein: the air inlet part (5) is positioned above the air exhaust part (6), the axis of the air outlet of the air inlet part (5) is perpendicular to the axis of the air inlet of the air exhaust part (6) in a non-planar mode, and the air inlet of the air exhaust part (6) is positioned above the plane where the bottom of the filter screen (7) is located.
5. The exhaust gas filtering device for lost foam casting according to claim 1, wherein: the filter screen (7) comprises a first filter screen (71) arranged on the axis of the filtering part (1), a second filter screen (72) arranged on the surface of the first filter screen (71) and a third filter screen (73) arranged on the surface of the second filter screen (72), and meshes of the first filter screen (71), the second filter screen (72) and the third filter screen (73) are sequentially reduced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021510249.4U CN212941917U (en) | 2020-07-27 | 2020-07-27 | Waste gas filtering device for lost foam casting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021510249.4U CN212941917U (en) | 2020-07-27 | 2020-07-27 | Waste gas filtering device for lost foam casting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212941917U true CN212941917U (en) | 2021-04-13 |
Family
ID=75396348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021510249.4U Active CN212941917U (en) | 2020-07-27 | 2020-07-27 | Waste gas filtering device for lost foam casting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212941917U (en) |
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2020
- 2020-07-27 CN CN202021510249.4U patent/CN212941917U/en active Active
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