CN214501572U - High-efficient exhaust device that filters - Google Patents
High-efficient exhaust device that filters Download PDFInfo
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- CN214501572U CN214501572U CN202120601209.9U CN202120601209U CN214501572U CN 214501572 U CN214501572 U CN 214501572U CN 202120601209 U CN202120601209 U CN 202120601209U CN 214501572 U CN214501572 U CN 214501572U
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Abstract
The utility model belongs to the technical field of exhaust device technique and specifically relates to indicate a high-efficient exhaust device that filters. It has solved the problem that current exhaust device is not convenient for change the flow direction of gas. The air outlet device comprises a device body, an air inlet, a containing cavity, a fan, a connecting plate, a first air guide opening, an air guide cylinder, an air exhaust plate, an air exhaust column, a second air guide opening and an air exhaust cylinder, wherein two ends of the air exhaust cylinder are communicated, the bottom end of the air guide cylinder extends into the air exhaust cylinder, an air outlet pipe is arranged at the bottom of the air exhaust cylinder, the top end of the air outlet pipe is communicated with the inside of the air exhaust cylinder, and the bottom end of the air outlet pipe faces the side of the device body. The utility model discloses a rotate out the tuber pipe and can drive the exhaust column at second wind-guiding mouth internal rotation, change the direction when gaseous from going out the tuber pipe outflow, be convenient for make gaseous can flow to equidirectional behind the fan to improve device's application range.
Description
Technical Field
The utility model belongs to the technical field of exhaust device technique and specifically relates to indicate a high-efficient exhaust device that filters.
Background
The exhaust device is used for preventing the harmful substances generated in the production process of the equipment from polluting the air in a workshop, usually the harmful substances are collected on the spot through an exhaust hood or an exhaust inlet and are conveyed to the purifying equipment by a pipeline for treatment, and after reaching the emission standard, the harmful substances are recycled or exhausted into the atmosphere.
However, most of the existing air exhaust devices are manually adjusted, after the air outlet direction is adjusted, the flow direction of air is fixed, air can only blow towards one direction when passing through the air exhaust device, various use requirements cannot be met, and the use range of the air exhaust device is limited.
Disclosure of Invention
The utility model provides a high-efficient exhaust device that filters does benefit to the flow direction that changes gas, has improved the application scope of device.
In order to solve the technical problem, the utility model discloses a following technical scheme:
a high-efficiency filtering exhaust device comprises a device body and an air inlet arranged at the top of the device body, wherein a containing cavity is arranged in the device body, a fan is arranged in the containing cavity, the air inlet end of the fan is connected with the air inlet, a connecting plate is arranged on the containing cavity, a first air guide port is formed in the connecting plate, the width of the first air guide port is smaller than that of the containing cavity, an air guide cylinder is arranged in the first air guide port, two ends of the air guide cylinder are communicated, an exhaust plate is arranged at the bottom of the containing cavity, an exhaust column is arranged at the bottom of the exhaust plate, the bottom end of the exhaust column extends out of the device body, a second air guide port corresponding to the first air guide port is formed in the exhaust plate, the bottom end of the second air guide port penetrates through the bottom surface of the exhaust column, an exhaust cylinder is rotationally arranged in the second air guide port, and two ends of the exhaust cylinder are communicated, the bottom of the air duct extends into the exhaust duct, an air outlet pipe is arranged at the bottom of the exhaust duct, the top end of the air outlet pipe is communicated with the inside of the exhaust duct, and the bottom end of the air outlet pipe faces the side of the device body.
The during operation, start the fan and with this gas leading-in from the air intake, the flow of gas has been increaseed, gaseous bottom from the fan flows to first wind gap in proper order, the second wind gap, exhaust tube and play tuber pipe, and flow out from the play tuber pipe, because the bottom of guide tube stretches into in the exhaust tube, avoid gaseous outer the leaking, it can drive exhaust tube at second wind gap internal rotation to rotate out the tuber pipe, change the direction when gaseous from going out the tuber pipe outflow, be convenient for make gaseous can flow to different directions behind the fan, thereby improve device's application range.
Furthermore, an annular groove is formed in the side face of the second air guide opening, a rotating ring which is in rotating fit with the annular groove is arranged on the outer side of the exhaust duct, and a driving mechanism which drives the exhaust duct to rotate around the central axis of the device body is arranged between the device body and the exhaust duct.
The air exhaust barrel is driven by the driving mechanism to rotate around the central axis of the air exhaust barrel, so that the orientation of the bottom end of the air exhaust pipe is changed, the direction of air flowing out from the air exhaust pipe is changed, and the air can flow in different directions after passing through the fan.
Further, actuating mechanism is including locating the motor that holds the chamber bottom surface, with the motor on the first gear that the output shaft is coaxial to link firmly, offer the mouth of rotating on the ring channel and locate the second gear in the exhaust section of thick bamboo outside, it is the loop configuration to rotate the mouth, the center of rotating the mouth coincides with the center of exhaust section of thick bamboo, it runs through to the outside of the post of airing exhaust to rotate the mouth, the second gear rotates to be connected in rotating the mouth and meshes with first gear.
Driving motor drives first gear revolve through the output shaft, because first gear and second gear meshing still drive the exhaust section of thick bamboo simultaneously and rotate, driving motor can drive the rotation of exhaust section of thick bamboo automatically, and the rotation of automated control exhaust section of thick bamboo is simple convenient, has reduced the artifical operation degree of difficulty.
Furthermore, the bottom of the inner side surface of the air outlet pipe is provided with air dispersing holes, and the extending direction of the air dispersing holes is parallel to the axis of the air exhaust pipe. When the air flows through the air outlet pipe, part of the air can flow out of the air dispersing holes, so that the air can flow downwards conveniently, and the flowing direction of the air is enlarged.
Furthermore, the side wall of the accommodating cavity is provided with a supporting block, the bottom end of the fan acts on the supporting block, the bottom end of the supporting block is fixedly connected with the top surface of the connecting plate, a guide hole is formed in the supporting block, an air exhaust strip is arranged on the side surface of the guide hole in the circumferential direction, and the bottom end of the air exhaust strip extends towards the center of the guide hole. The air guide hole is convenient for the air to flow to the air guide hole in a concentrated mode, the air guide hole flows to the first air guide opening through the air exhaust strip, the air guide hole is favorable for guiding the flow direction of the air, the utilization rate of the air is improved, and the air is prevented from flowing back from the side of the fan.
Furthermore, the inner side of the exhaust duct is provided with a compression barrel, two ends of the compression barrel are communicated, the diameter of the compression barrel is sequentially reduced from top to bottom, the bottom end of the compression barrel is provided with a spiral seat rotating around the central axis of the exhaust duct, a through hole longitudinally arranged is formed in the spiral seat, a spiral sheet is arranged on the spiral seat, and the top end of the spiral sheet extends into the air duct.
Because the diameter of the compression barrel is reduced from top to bottom in sequence, the cross sectional area when the gas flows is reduced, the flow rate of the gas is increased, the cross sectional area is reduced again when the gas flows downwards along the spiral sheet and passes through the through hole, the flow rate of the gas is further improved, and the flowing time of the gas from the air outlet pipe is shortened.
The utility model has the advantages that:
1. the during operation, start the fan and with this gas leading-in from the air intake, the flow of gas has been increaseed, gaseous bottom from the fan flows to first wind gap in proper order, the second wind gap, exhaust tube and play tuber pipe, and flow out from the play tuber pipe, because the bottom of guide tube stretches into in the exhaust tube, avoid gaseous outer the leaking, it can drive exhaust tube at second wind gap internal rotation to rotate out the tuber pipe, change the direction when gaseous from going out the tuber pipe outflow, be convenient for make gaseous can flow to different directions behind the fan, thereby improve device's application range.
2. Driving motor drives first gear revolve through the output shaft, because first gear and second gear meshing still drive the exhaust section of thick bamboo simultaneously and rotate, driving motor can drive the rotation of exhaust section of thick bamboo automatically, and the rotation of automated control exhaust section of thick bamboo is simple convenient, has reduced the artifical operation degree of difficulty.
Drawings
FIG. 1 is a first schematic structural view of the high efficiency filtering and exhausting device;
FIG. 2 is a schematic structural diagram of the high-efficiency filtering and exhausting device
FIG. 3 is a sectional view of the high efficiency filtering air exhausting device;
FIG. 4 is a schematic structural view of a driving mechanism;
FIG. 5 is a schematic structural view of a screw seat;
description of reference numerals:
1. a device body; 2. an air inlet; 3. an accommodating chamber; 4. a fan; 5. a connecting plate; 6. a first air guide opening; 7. an air duct; 8. a vent panel; 9. an exhaust column; 10. a second air guide opening; 11. an exhaust duct; 12. an air outlet pipe; 13. an annular groove; 14. a rotating ring; 15. a motor; 16. a first gear; 17. a rotation port; 18. a second gear; 19. a wind-dispersing hole; 20. a support block; 21. a guide hole; 22. an air exhaust strip; 23. compressing the barrel; 24. a screw seat; 25. a through hole; 26. a spiral sheet.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention.
As shown in fig. 1-3, an efficient filtering and exhausting device comprises a device body 1 and an air inlet 2 arranged at the top of the device body 1, wherein a containing cavity 3 is arranged inside the device body 1, a fan 4 is arranged in the containing cavity 3, an air inlet end of the fan 4 is connected with the air inlet 2, a connecting plate 5 is arranged on the containing cavity 3, a first air guiding opening 6 is arranged on the connecting plate 5, the width of the first air guiding opening 6 is smaller than that of the containing cavity 3, an air guiding cylinder 7 is arranged in the first air guiding opening 6, two ends of the air guiding cylinder 7 are communicated, an air exhausting plate 8 is arranged at the bottom of the containing cavity 3, an air exhausting column 9 is arranged at the bottom of the air exhausting plate 8, the bottom end of the air exhausting column 9 extends out of the device body 1, a second air guiding opening 10 corresponding to the first air guiding opening 6 is arranged on the air exhausting plate 8, the bottom end of the second air guiding opening 10 is communicated with the bottom surface of the air exhausting column 9, an air exhausting cylinder 11 is arranged in the second air guiding opening 10 in a rotating way, the two ends of the exhaust barrel 11 are communicated, the bottom end of the air duct 7 extends into the exhaust barrel 11, the bottom of the exhaust barrel 11 is provided with an air outlet pipe 12, the top end of the air outlet pipe 12 is communicated with the inside of the exhaust barrel 11, and the bottom end of the air outlet pipe 12 faces the side of the device body 1.
As shown in fig. 1-3, in this embodiment, in operation, the fan 4 is started and the air is introduced from the air inlet 2, so as to increase the flow rate of the air, the air flows from the bottom end of the fan 4 to the first air outlet 6, the second air outlet 10, the exhaust duct 11 and the air outlet pipe 12 in sequence, and flows out from the air outlet pipe 12, because the bottom end of the air duct 7 extends into the exhaust duct 11, the air is prevented from leaking out, the air outlet pipe 12 is rotated to drive the exhaust duct 11 to rotate in the second air outlet 10, the direction of the air flowing out from the air outlet pipe 12 is changed, so that the air can flow in different directions after passing through the fan 4, and thus the application range of the device is increased.
As shown in fig. 3, an annular groove 13 is formed in a side surface of the second air guiding opening 10, a rotating ring 14 which is rotatably fitted in the annular groove 13 is disposed on an outer side of the exhaust duct 11, and a driving mechanism which drives the exhaust duct 11 to rotate around a central axis thereof is disposed between the device body 1 and the exhaust duct 11.
As shown in fig. 3, in this embodiment, the driving mechanism drives the air exhaust duct 11 to rotate around its central axis, so as to change the orientation of the bottom end of the air outlet pipe 12, which is beneficial to changing the direction of the air flowing out from the air outlet pipe 12, and the air can flow in different directions after passing through the fan 4.
As shown in fig. 4, the driving mechanism includes a motor 15 disposed on the bottom surface of the accommodating cavity 3, a first gear 16 coaxially and fixedly connected with an upper output shaft of the motor 15, a rotating port 17 disposed on the annular groove 13, and a second gear 18 disposed outside the exhaust duct 11, the rotating port 17 is of an annular structure, the center of the rotating port 17 coincides with the center of the exhaust duct 11, the rotating port 17 penetrates through the outside of the exhaust column 9, and the second gear 18 is rotatably connected in the rotating port 17 and is engaged with the first gear 16.
As shown in fig. 4, in this embodiment, the driving motor 15 drives the first gear 16 to rotate through the output shaft, and since the first gear 16 is engaged with the second gear 18 and simultaneously drives the exhaust duct 11 to rotate, the driving motor 15 can automatically drive the exhaust duct 11 to rotate, so as to automatically control the rotation of the exhaust duct 11, which is simple and convenient and reduces the difficulty of manual operation.
As shown in fig. 3 and 4, in the present embodiment, the bottom of the inner side surface of the air outlet pipe 12 is provided with air dispersing holes 19, and the extending direction of the air dispersing holes 19 is parallel to the axis of the air exhaust duct 11. When the air flows through the air outlet pipe 12, part of the air can flow out from the air dispersing holes 19, so that the air can flow downwards conveniently, and the flowing direction of the air is enlarged.
As shown in fig. 3 and 4, in this embodiment, the side wall of the accommodating cavity 3 is provided with a supporting block 20, the bottom end of the fan 4 acts on the supporting block 20, the bottom end of the supporting block 20 is fixedly connected with the top surface of the connecting plate 5, a guide hole 21 is formed in the supporting block 20, an air exhaust strip 22 is circumferentially arranged on the side surface of the guide hole 21, and the bottom end of the air exhaust strip 22 extends towards the center of the guide hole 21. The gas is convenient for concentrate flow to the guide hole 21, and flows to the first air guide opening 6 through the air exhaust strip 22, so that the flow direction of the gas is guided, the utilization rate of the gas is improved, and the gas is prevented from flowing back from the side of the fan 4.
As shown in fig. 3 and 5, in this embodiment, the compression barrel 23 is disposed inside the exhaust duct 11, two ends of the compression barrel 23 are through, the diameter of the compression barrel 23 is sequentially reduced from top to bottom, the bottom end of the compression barrel 23 is disposed with a spiral seat 24 rotating around the central axis of the exhaust duct 11, the spiral seat 24 is disposed with a through hole 25 disposed longitudinally, the spiral seat 24 is disposed with a spiral sheet 26, and the top end of the spiral sheet 26 extends into the air duct 7.
As shown in fig. 4, in this embodiment, since the diameter of the compression barrel 23 is sequentially decreased from top to bottom, the cross-sectional area of the gas flowing is decreased, the flow rate of the gas is increased, and the cross-sectional area is decreased again when the gas flows down the spiral piece 26 and passes through the through hole 25, and the flow rate of the gas is further increased, thereby shortening the time for the gas to flow out from the outlet pipe 12.
All the technical features in the embodiment can be freely combined according to actual needs.
The above embodiments are preferred implementations of the present invention, and in addition, the present invention includes other implementations, and any obvious replacement is within the protection scope of the present invention without departing from the concept of the present invention.
Claims (6)
1. The high-efficiency filtering exhaust device comprises a device body (1) and an air inlet (2) arranged at the top of the device body (1), wherein a containing cavity (3) is formed inside the device body (1), a fan (4) is arranged in the containing cavity (3), and the air inlet end of the fan (4) is connected with the air inlet (2), and the high-efficiency filtering exhaust device is characterized in that a connecting plate (5) is arranged on the containing cavity (3), a first air guide opening (6) is formed in the connecting plate (5), the width of the first air guide opening (6) is smaller than that of the containing cavity (3), an air guide cylinder (7) is arranged in the first air guide opening (6), two ends of the air guide cylinder (7) are communicated, an exhaust plate (8) is arranged at the bottom of the containing cavity (3), an exhaust column (9) is arranged at the bottom of the exhaust plate (8), and the bottom end of the exhaust column (9) extends out of the device body (1), the air exhaust device is characterized in that a second air guide opening (10) corresponding to the first air guide opening (6) is formed in the air exhaust plate (8), the bottom end of the second air guide opening (10) penetrates through the bottom surface of the air exhaust column (9), an air exhaust barrel (11) is arranged in the second air guide opening (10) in a rotating mode, two ends of the air exhaust barrel (11) are communicated, the bottom end of the air guide barrel (7) stretches into the air exhaust barrel (11), an air outlet pipe (12) is arranged at the bottom of the air exhaust barrel (11), the top end of the air outlet pipe (12) is communicated with the inside of the air exhaust barrel (11), and the bottom end of the air outlet pipe (12) faces the side of the device body (1).
2. The efficient filtering and air exhausting device according to claim 1, wherein an annular groove (13) is formed in a side surface of the second air guiding opening (10), a rotating ring (14) which is rotatably fitted in the annular groove (13) is arranged outside the air exhausting cylinder (11), and a driving mechanism which drives the air exhausting cylinder (11) to rotate around a central axis of the driving mechanism is arranged between the device body (1) and the air exhausting cylinder (11).
3. The efficient filtering and air exhausting device of claim 2, wherein the driving mechanism comprises a motor (15) arranged on the bottom surface of the accommodating cavity (3), a first gear (16) coaxially and fixedly connected with an upper output shaft of the motor (15), a rotating port (17) arranged on the annular groove (13), and a second gear (18) arranged on the outer side of the air exhausting cylinder (11), the rotating port (17) is of an annular structure, the center of the rotating port (17) is coincident with the center of the air exhausting cylinder (11), the rotating port (17) penetrates through the outer side of the air exhausting column (9), and the second gear (18) is rotatably connected in the rotating port (17) and meshed with the first gear (16).
4. The efficient filtering and exhausting device according to claim 3, wherein the bottom of the inner side surface of the air outlet pipe (12) is provided with air dispersing holes (19), and the extending direction of the air dispersing holes (19) is parallel to the axis of the air exhaust duct (11).
5. The efficient filtering and air exhausting device according to claim 1, wherein the side wall of the accommodating cavity (3) is provided with a supporting block (20), the bottom end of the fan (4) acts on the supporting block (20), the bottom end of the supporting block (20) is fixedly connected with the top surface of the connecting plate (5), a guide hole (21) is formed in the supporting block (20), an air exhausting strip (22) is circumferentially arranged on the side surface of the guide hole (21), and the bottom end of the air exhausting strip (22) extends towards the center of the guide hole (21).
6. The efficient filtering and air exhausting device according to claim 4 or 5, wherein the inside of the air exhausting barrel (11) is provided with a compression barrel (23), two ends of the compression barrel (23) are through, the diameters of the compression barrel (23) are sequentially reduced from top to bottom, the bottom end of the compression barrel (23) is provided with a spiral seat (24) rotating around the central axis of the air exhausting barrel (11), the spiral seat (24) is provided with a through hole (25) longitudinally arranged, the spiral seat (24) is provided with a spiral sheet (26), and the top end of the spiral sheet (26) extends into the air guiding barrel (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120601209.9U CN214501572U (en) | 2021-03-25 | 2021-03-25 | High-efficient exhaust device that filters |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120601209.9U CN214501572U (en) | 2021-03-25 | 2021-03-25 | High-efficient exhaust device that filters |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214501572U true CN214501572U (en) | 2021-10-26 |
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ID=78200190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120601209.9U Active CN214501572U (en) | 2021-03-25 | 2021-03-25 | High-efficient exhaust device that filters |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214501572U (en) |
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2021
- 2021-03-25 CN CN202120601209.9U patent/CN214501572U/en active Active
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