CN213853745U - Investment casting tail gas treatment equipment with self-cleaning function - Google Patents
Investment casting tail gas treatment equipment with self-cleaning function Download PDFInfo
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- CN213853745U CN213853745U CN202022510990.7U CN202022510990U CN213853745U CN 213853745 U CN213853745 U CN 213853745U CN 202022510990 U CN202022510990 U CN 202022510990U CN 213853745 U CN213853745 U CN 213853745U
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- tail gas
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- communicating pipe
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Abstract
The utility model discloses an investment casting tail gas treatment device with self-cleaning function, which comprises a secondary treatment box, an air inlet pipe, a pretreatment box and an air outlet pipe, wherein the secondary treatment box and the pretreatment box are communicated through a communicating pipe, a suction fan is arranged on the communicating pipe, the air inlet pipe is connected with the box wall of the pretreatment box, which is different from one side of the communicating pipe, the air outlet pipe is connected with one side of the secondary treatment box, which is different from the communicating pipe, a pretreatment unit is arranged in the pretreatment box, the pretreatment unit is used for preliminary filtering of large particle dust in tail gas, a rotating rod is arranged in the secondary treatment box, the rotating rod is driven to rotate by a variable frequency motor, the variable frequency motor is arranged at the top of the secondary treatment box, an output shaft is connected with the rotating rod through a shaft coupling, the bottom of the rotating rod is symmetrically provided with two cleaning units along the axis of the rotating rod, the device realizes the rotary automatic cleaning of the surface of a secondary filter screen, and the dust is subjected to secondary filtration and sedimentation treatment, so that the tail gas can be purified completely.
Description
Technical Field
The utility model relates to a casting equipment technical field specifically is an investment casting tail gas treatment facility with from clearance function.
Background
The method is characterized in that liquid metal is cast into a casting cavity adaptive to the shape of a part, and the part or a blank is obtained after the liquid metal is cooled and solidified.
The existing tail gas treatment equipment is inconvenient to clean the filtering device and use when tail gas dust removal treatment is carried out.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an investment casting tail gas treatment device with from clearance function to solve the problem that provides in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
an investment casting tail gas treatment device with a self-cleaning function comprises a secondary treatment box, an air inlet pipe, a pretreatment box and an air outlet pipe, wherein the secondary treatment box is communicated with the pretreatment box through a communicating pipe, a suction fan is installed on the communicating pipe, the air inlet pipe is connected to the wall of the pretreatment box, which is different from one side of the communicating pipe, the air outlet pipe is connected to the wall of the secondary treatment box, which is different from one side of the communicating pipe, a pretreatment unit is arranged in the pretreatment box and is used for primary filtration of large particle dust in tail gas, a rotating rod is arranged in the secondary treatment box and is driven to rotate by a variable frequency motor, the variable frequency motor is installed at the top of the secondary treatment box, an output shaft is connected with the rotating rod through a coupler, two cleaning units are symmetrically arranged at the bottom of the rotating rod along the axis of the rotating rod, and each cleaning unit comprises a connecting rod, a waist-shaped rod and a brush frame, brush hair and the surface contact of second grade filter screen of brush erect in second grade filter screen top and its bottom, the second grade filter screen is toper and its locates communicating pipe mouth of pipe below position, the second grade filter screen is installed in the secondary treatment incasement portion, the connecting rod slope sets up, waist type pole is fixed in the bull stick bottom and its surface has seted up the spout, connecting rod top slip card is established in the spout, the connecting rod bottom is articulated with brush frame top center, be connected with the spring between connecting rod middle part and the bull stick, the secondary treatment bottom of the case portion is through raceway and water-collecting tray intercommunication, install the water pump on the raceway, water-collecting tray fixed mounting is located the second grade filter screen top in the secondary treatment incasement, a plurality of vaporific shower nozzles are evenly installed to water-collecting tray bottom circumference, still install the water inlet on the secondary treatment case.
As a further aspect of the present invention: the pretreatment unit comprises a primary filter screen and a sewage discharge hopper, the primary filter screen is vertically arranged inside the pretreatment box, the sewage discharge hopper is arranged at the bottom of the pretreatment box, and the sewage discharge hopper is arranged on the windward side of the primary filter screen.
As a further aspect of the present invention: the water inlet is provided with two water inlets which are arranged on the conical top of the secondary filter screen.
As a further aspect of the present invention: the water delivery pipe and the bottom of the secondary treatment box are hermetically arranged through a rubber sleeve.
As a further aspect of the present invention: the secondary treatment box side wall is located the slope bottom position of secondary filter screen and still installs the scrubbing door through the hinge, be fixed with the handle on the scrubbing door.
Compared with the prior art, the beneficial effects of the utility model are that: the surface of the secondary filter screen is cleaned in a rotary automatic all-round way through the two cleaning units which are symmetrically arranged, so that the blockage of the surface of the secondary filter screen after the dust is settled can be prevented; the pretreatment box can carry out the preliminary treatment to tail gas and filter the large granule dust wherein, moreover, in the blowdown fill is subsided automatically to large granule dust, convenient to use through secondary filter and settlement treatment, can carry out dust removal treatment to tail gas comparatively completely.
Drawings
FIG. 1 is a schematic structural diagram of an investment casting tail gas treatment device with a self-cleaning function.
FIG. 2 is an isometric view of an investment casting exhaust treatment device water collection tray with self-cleaning.
In the figure: 1. a secondary treatment tank; 2. a pretreatment tank; 3. a first-stage filter screen; 4. an air inlet pipe; 5. a sewage draining hopper; 6. a suction fan; 7, a variable frequency motor; 8. a rotating rod; 9. a waist-shaped bar; 10. a connecting rod; 11. a feeding box; 12. a spring; 13. a brush holder; 14. a secondary filter screen; 15. a communicating pipe; 6. a decontamination door; 17. an air outlet pipe; 18. a water delivery pipe; 19. a water pump; 20. a water collection tray; 21. a mist spray head; 22. a water inlet; 23. a rubber sleeve.
Detailed Description
Referring to fig. 1-2, in the embodiment of the present invention, an investment casting tail gas treatment apparatus with a self-cleaning function comprises a secondary treatment tank 1, a pretreatment tank 2, an air inlet pipe 4 and an air outlet pipe 17, wherein the secondary treatment tank 1 and the pretreatment tank 2 are communicated through a communicating pipe 15, the communicating pipe 15 is provided with a suction fan 6, the air inlet pipe 4 is connected to a tank wall of the pretreatment tank 2 different from one side of the communicating pipe 15, the air outlet pipe 17 is connected to a tank wall of the secondary treatment tank 1 different from one side of the communicating pipe 15, a pretreatment unit is arranged in the pretreatment tank 2, the pretreatment unit is used for primary filtration of large particle dust in tail gas, a rotating rod 8 is arranged in the secondary treatment tank 1, the rotating rod 8 is driven to rotate by a variable frequency motor 7, the variable frequency motor 7 is arranged at the top of the secondary treatment tank 1, and an output shaft is connected with the rotating rod 8 through a shaft coupling, the bottom of the rotating rod 8 is symmetrically provided with two cleaning units along the axis of the rotating rod 8, each cleaning unit comprises a connecting rod 10, a waist-shaped rod 9 and a brush holder 13, the brush holder 13 is arranged above a secondary filter screen 14, bristles at the bottom of the brush holder are in surface contact with the secondary filter screen 14, the secondary filter screen 14 is conical and is arranged below the pipe orifice of a communicating pipe 15, the secondary filter screen 14 is arranged inside the secondary treatment box 1, the connecting rod 10 is obliquely arranged, the waist-shaped rod 9 is fixed at the bottom of the rotating rod 8, a sliding groove is formed in the surface of the waist-shaped rod 9, the top end of the connecting rod 10 is slidably clamped in the sliding groove, the bottom end of the connecting rod 10 is hinged with the center of the top of the brush holder 13, a spring 12 is connected between the middle of the connecting rod 10 and the rotating rod 8, the bottom of the secondary treatment box 1 is communicated with a water collecting tray 20 through a water pipe 18, and a water pump 19 is arranged on the water pipe 18, the water collecting tray 20 is fixedly installed in the secondary treatment tank 1 and located above the secondary filter screen 14, a plurality of mist spray nozzles 21 are evenly installed in the circumferential direction of the bottom of the water collecting tray 20, and a water inlet 22 is further installed on the secondary treatment tank 1.
Further, the pretreatment unit includes one-level filter screen 3 and blowdown fill 5, one-level filter screen 3 is vertical to be installed inside pretreatment tank 2, and blowdown fill 5 is still installed to pretreatment tank 2 bottom, 3 windward sides of one-level filter screen are located to blowdown fill 5.
In the embodiment, the air inlet pipe 4 is connected to the tail gas end after casting, the suction fan 6 is started to suck the tail gas, the tail gas firstly passes through the pretreatment box 2, the primary filter screen 3 can filter and pretreat large particle dust in the tail gas, the gas device with dust continuously collides with the vertically arranged primary filter screen 3, the large particle dust is blocked on the windward side of the primary filter screen 3 and then enters the pollution discharge hopper 5 under the action of gravity to be collected, the pretreated tail gas enters the secondary treatment box 1 through the communicating pipe 15, clean water is pumped into the mist spray nozzle 21 under the action of the water pump 19 to be sprayed under the action of the mist spray nozzle 21, the mist water is fully contacted with the dust containing gas, the dust is enabled to be heavy and then subsided to fall onto the surface of the secondary filter screen 14, the variable frequency motor 7 is started to drive the rotating rod 8 to rotate, the cleaning unit is driven to clean the surface of the secondary filter screen 14, the rotating rod 8 drives the waist-shaped rod 9 to follow up, the water delivery pipe 18 is connected with the waist-shaped rod 9 in a sliding manner due to the connecting rod 10, the top end of the connecting rod 10 slides outwards in the chute of the water pump 19 under the action of centrifugal force, the brush holder 13 moves outwards under the action of centrifugal force and the pulling force of the connecting rod 10 due to the hinged relationship between the bottom of the connecting rod 10 and the brush holder 13, the bristles at the bottom of the brush holder 13 are driven to clean the surface of the secondary filter screen 14, the connecting rod 10 is arranged to enable the brush holder 13 to tightly press the secondary filter screen 14, the bristles at the bottom of the brush holder 13 are always in contact with the surface of the secondary filter screen 14, the variable-speed output power of the variable-frequency motor 7 is output in a mode that the speed is increased gradually and then decreased gradually, and finally the brush holder 13 drives the brushes to move back and forth on the surface of the secondary filter screen 14 to clean the secondary filter screen 14, meanwhile, the whole body of the dust collector is rotated, so that the surface of the secondary filter screen 14 is cleaned in all directions under the action of the cleaning unit, and the cleaned dust is gathered to the lowest side of the secondary filter screen 14 along the surface of the inclined secondary filter screen 14 under the centrifugal action, so that the dust collector is convenient to clean.
Referring to fig. 1, as another preferred embodiment of the present invention, two water inlets 22 are provided and are installed on the conical top of the secondary filter 14.
In this embodiment, the clean water is injected into the secondary treatment tank 1 through the water inlet 22 to further spray the surface of the secondary filter screen 14.
Referring to fig. 1, as another preferred embodiment of the present invention, the water pipe 18 and the bottom of the secondary treatment tank 1 are hermetically installed through a rubber sleeve 23.
In this embodiment, the provision of the rubber sleeve 23 improves the sealing property.
Referring to fig. 1, as another preferred embodiment of the present invention, a decontamination door 16 is further mounted on the side wall of the secondary treatment tank 1 at the inclined bottom of the secondary filter screen 14 through a hinge, and a handle is fixed on the decontamination door 16.
In this embodiment, opening the dirt removing door 16 can concentrate the dust collected to the lowest end of the secondary filter 14.
Claims (5)
1. The utility model provides an investment casting tail gas treatment facility with from clearance function, includes secondary treatment case (1), preliminary treatment case (2), intake pipe (4) and outlet duct (17), a serial communication port, secondary treatment case (1) and preliminary treatment case (2) are through communicating pipe (15) intercommunication, install suction fan (6) on communicating pipe (15), intake pipe (4) are connected in preliminary treatment case (2) and are different from the tank wall of communicating pipe (15) one side, outlet duct (17) are connected in secondary treatment case (1) and are different from the tank wall of communicating pipe (15) one side, be equipped with the preliminary treatment unit in preliminary treatment case (2), the preliminary treatment unit is arranged in the large granule dust in the tail gas and filters, be equipped with bull stick (8) in secondary treatment case (1), bull stick (8) are rotated through inverter motor (7) drive, inverter motor (7) are installed in secondary treatment case (1) top and output shaft through the shaft coupling and commentaries on classics The pole (8) is connected, the bottom of the rotating pole (8) is symmetrically provided with two cleaning units along the axis of the rotating pole (8), each cleaning unit comprises a connecting rod (10), a waist-shaped pole (9) and a brush holder (13), the brush holder (13) is arranged above the secondary filter screen (14) and the brush at the bottom of the secondary filter screen is in surface contact with the secondary filter screen (14), the secondary filter screen (14) is conical and is arranged below the orifice of the communicating pipe (15), the secondary filter screen (14) is arranged inside the secondary processing box (1), the connecting rod (10) is obliquely arranged, the waist-shaped pole (9) is fixed at the bottom of the rotating pole (8) and the surface of the waist-shaped pole is provided with a chute, the top end of the connecting rod (10) is slidably clamped in the chute, the bottom end of the connecting rod (10) is hinged with the top center of the brush holder (13), and a spring (12) is connected between the middle part of the connecting rod (10) and the rotating pole (8), case (1) bottom is handled to the second grade through raceway (18) and water-collecting tray (20) intercommunication, install water pump (19) on raceway (18), water-collecting tray (20) fixed mounting is located second grade filter screen (14) top in case (1) is handled to the second grade, a plurality of vaporific shower nozzles (21) are evenly installed to water-collecting tray (20) bottom circumference, still install water inlet (22) on case (1) is handled to the second grade.
2. The investment casting tail gas treatment equipment with the self-cleaning function according to claim 1, wherein the pretreatment unit comprises a primary filter screen (3) and a pollution discharge hopper (5), the primary filter screen (3) is vertically installed inside the pretreatment tank (2), the pollution discharge hopper (5) is further installed at the bottom of the pretreatment tank (2), and the pollution discharge hopper (5) is arranged on the windward side of the primary filter screen (3).
3. The investment casting tail gas treatment equipment with the self-cleaning function according to claim 1, wherein the water inlet (22) is provided with two and is arranged at the conical top of the secondary filter screen (14).
4. The investment casting tail gas treatment equipment with the self-cleaning function according to claim 1, wherein the water delivery pipe (18) and the bottom of the secondary treatment tank (1) are hermetically installed through a rubber sleeve (23).
5. The investment casting tail gas treatment equipment with the self-cleaning function according to claim 4, wherein the side wall of the secondary treatment box (1) is positioned at the inclined bottom position of the secondary filter screen (14) and is further provided with a decontamination door (16) through a hinge, and a handle is fixed on the decontamination door (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022510990.7U CN213853745U (en) | 2020-11-03 | 2020-11-03 | Investment casting tail gas treatment equipment with self-cleaning function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022510990.7U CN213853745U (en) | 2020-11-03 | 2020-11-03 | Investment casting tail gas treatment equipment with self-cleaning function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213853745U true CN213853745U (en) | 2021-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022510990.7U Active CN213853745U (en) | 2020-11-03 | 2020-11-03 | Investment casting tail gas treatment equipment with self-cleaning function |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114225583A (en) * | 2021-09-08 | 2022-03-25 | 无锡众德过滤技术有限公司 | Prefilter and possess device's dust remover |
| CN114320224A (en) * | 2021-12-27 | 2022-04-12 | 席赫 | Well head combination valves that connects soon is watered defeated regulation and control device of collection |
| CN114768485A (en) * | 2022-04-12 | 2022-07-22 | 湖南金凯循环科技有限公司 | Battery roasting and crushing tail gas recovery tower |
| CN114892476A (en) * | 2022-05-12 | 2022-08-12 | 河南京通建筑工程有限公司 | Road building process of regenerative road surface structure |
| CN115337713A (en) * | 2022-07-18 | 2022-11-15 | 安徽百和环保科技有限公司 | Cyclone dust collector for sludge drying carbonization waste gas smoke dust treatment |
-
2020
- 2020-11-03 CN CN202022510990.7U patent/CN213853745U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114225583A (en) * | 2021-09-08 | 2022-03-25 | 无锡众德过滤技术有限公司 | Prefilter and possess device's dust remover |
| CN114320224A (en) * | 2021-12-27 | 2022-04-12 | 席赫 | Well head combination valves that connects soon is watered defeated regulation and control device of collection |
| CN114320224B (en) * | 2021-12-27 | 2022-08-09 | 龙沃科技开发有限公司 | Well head combination valves that connects soon is watered defeated regulation and control device of collection |
| CN114768485A (en) * | 2022-04-12 | 2022-07-22 | 湖南金凯循环科技有限公司 | Battery roasting and crushing tail gas recovery tower |
| CN114768485B (en) * | 2022-04-12 | 2023-06-20 | 湖南金凯循环科技有限公司 | Tail gas recovery tower for roasting and crushing batteries |
| CN114892476A (en) * | 2022-05-12 | 2022-08-12 | 河南京通建筑工程有限公司 | Road building process of regenerative road surface structure |
| CN114892476B (en) * | 2022-05-12 | 2024-05-28 | 河南京通建筑工程有限公司 | Road construction process of regenerative road surface structure |
| CN115337713A (en) * | 2022-07-18 | 2022-11-15 | 安徽百和环保科技有限公司 | Cyclone dust collector for sludge drying carbonization waste gas smoke dust treatment |
| CN115337713B (en) * | 2022-07-18 | 2024-02-20 | 安徽百和环保科技有限公司 | Cyclone dust collector for sludge drying carbonized waste gas and smoke treatment |
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