CN212576578U - High-separation-degree cyclone dust collector - Google Patents
High-separation-degree cyclone dust collector Download PDFInfo
- Publication number
- CN212576578U CN212576578U CN201922500772.2U CN201922500772U CN212576578U CN 212576578 U CN212576578 U CN 212576578U CN 201922500772 U CN201922500772 U CN 201922500772U CN 212576578 U CN212576578 U CN 212576578U
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- air outlet
- dust
- air
- dust collector
- drum
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Abstract
The utility model provides a high-resolution cyclone dust collector, which comprises a cylinder, a conical cylinder and a dust collecting box which are sequentially arranged from top to bottom, wherein an air inlet pipe is arranged on the side surface of the top of the cylinder, a coaxial air outlet pipe is arranged in the middle of the cylinder, the bottom end of the air outlet pipe comprises a first air outlet and a second air outlet, the second air outlet is coaxially sleeved in the first air outlet, and the end head of the bottom end of the first air outlet comprises an annular arc groove which contracts upwards; the utility model discloses can remove dust once more to gas at exhaust gas's in-process to the condition of taking the dust of part separation out once more when having reduced exhaust gas has further improved dust removal effect, has environmental protection, energy-conserving advantage.
Description
Technical Field
The utility model relates to a dust collector field, concretely relates to whirlwind formula dust remover with high separation degree.
Background
In the grinding production and processing, some dust is inevitably leaked into a factory building to cause dust pollution, and long-term past, the dust remover not only can influence the health of workers in the factory building, but also can block and damage some equipment, so that the dust remover is very necessary to be arranged in the factory building.
Cyclone dust collectors are one type of dust collecting apparatus commonly used. The dust removing mechanism is that the dust-containing airflow makes a rotary motion, the dust particles are separated from the airflow by means of centrifugal force and collected on the wall of the device, and then the dust particles fall into the dust hopper by means of gravity. Most of the dusty airflow moves from top to bottom spirally after entering the dust remover to form descending outward-rotating dusty airflow, dust particles with density far higher than that of gas are thrown to the wall by centrifugal force generated in the strong rotation process, and once the dust particles are contacted with the wall, the dust particles fall along the wall surface without the motive force of the inlet speed and the self gravity to enter the dust collecting hopper.
However, the existing cyclone dust collector has a certain problem, mainly when the cyclone at the bottom enters the exhaust pipe upwards, part of dust falling and passing through the area is easy to be carried, so that part of separated dust is mixed into the air again, and the separation effect is influenced.
SUMMERY OF THE UTILITY MODEL
To exist not enough among the prior art, the utility model provides a high resolution cyclone for solve cyclone among the prior art and sneak into partial dust again easily when separating discharge gas behind the dust, lead to the not good enough problem of dust removal effect.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a high resolution cyclone, includes from last drum, the circular cone section of thick bamboo and the dust collection box that sets gradually extremely down, the air-supply line has been seted up to drum top side, the drum middle part is equipped with coaxial play tuber pipe, it runs through outside to the drum, its characterized in that to go out tuber pipe upper end: the bottom end of the air outlet pipe comprises a first air outlet and a second air outlet, the second air outlet is coaxially sleeved inside the first air outlet, and the outer diameter of the second air outlet is smaller than the inner diameter of the first air outlet, so that air can respectively leave from the second air outlet and an annular channel between the first air outlet and the second air outlet;
the first air outlet bottom end includes the annular circular arc groove of upwards contracting, the inboard side length of annular circular arc groove is greater than outside limit length, inboard side length is less than the length of second air outlet simultaneously, and wherein inboard inside air-out passageway that is for supplying the air current to pass through, the remaining part is closed structure.
Compared with the prior art, the utility model discloses following beneficial effect has:
the air outlet pipe inlet of the utility model is divided into a first air outlet and a second air outlet, wherein the first air outlet is positioned outside the second air outlet, when the gas at the bottom returns upwards to enter the air outlet pipe, the gas flows into the annular arc groove at first, the dust remixed in the gas rubs with the inner wall in the annular arc groove, the gas is separated again and falls into the dust collecting box along the inner side edge of the first air outlet, and the remaining clean gas enters the first air outlet to be discharged; in addition, the gas near the middle position is not easy to mix into the dust again, and directly leaves from the second air outlet. The utility model discloses can remove dust once more to gas at exhaust gas's in-process to the condition of taking the dust of part separation out once more when having reduced exhaust gas has further improved dust removal effect, has environmental protection, energy-conserving advantage.
Drawings
Fig. 1 is a schematic structural view of the present invention;
in the figure: the dust collecting device comprises a cylinder 1, a conical cylinder 2, a dust collecting box 3, an air inlet pipe 4, an air outlet pipe 5, a dust exhaust port 21, an electromagnet 31, a cooling sleeve 41, a first air outlet 51, a second air outlet 52 and an annular arc groove 53.
Detailed Description
The technical solution of the present invention will be further explained with reference to the accompanying drawings and embodiments.
Example (b):
as shown in fig. 1, the utility model provides a high resolution cyclone, include from last drum 1, circular cone 2 and the dust collection box 3 that sets gradually extremely down, air-supply line 4 has been seted up to drum 1 top side, drum 1 middle part is equipped with coaxial play tuber pipe 5, it runs through outside drum 1 to go out 5 upper ends of tuber pipe to form the spiral air current after the gas gets into, leave from the play tuber pipe 5 at middle part again after the separation dust.
In this embodiment, the bottom end of the air outlet pipe 5 includes a first air outlet 51 and a second air outlet 52, the second air outlet 52 is coaxially sleeved inside the first air outlet 51, and the outer diameter of the second air outlet 52 is smaller than the inner diameter of the first air outlet 51, so that the air can leave from the second air outlet 52 and the annular channel between the first air outlet 51 and the second air outlet 52, preferably, the length of the second air outlet 52 is greater than that of the first air outlet 51, and the top of the second air outlet 52 is connected to the inner wall of the first air outlet 51 through a plurality of fixing rods uniformly arranged along the circumferential direction. Obviously, because the first air outlet 51 where the annular channel is located is sleeved outside the second air outlet 52, the air flow converged from the outside to the inside can firstly pass through the annular channel, and the air at the bottommost part close to the middle part can directly enter the second air outlet 52, and the part of air does not pass through the inner wall of the conical cylinder 2 again, so that dust is not easily mixed, and cleaner air is directly discharged from the second air outlet 52.
Correspondingly, the end of the bottom end of the first air outlet 51 comprises an annular arc groove 53 which contracts upwards, the length of the inner side of the annular arc groove 53 is greater than that of the outer side, the length of the inner side is simultaneously less than that of the second air outlet 52, an air outlet channel for air flow to pass through is arranged inside the inner side, and the rest part of the inner side is of a closed structure. When the dust is returned, the gas mixed with the dust again through the inside of the conical cylinder 2 needs to enter the first air outlet 51 through the annular arc groove 53, the dust mixed again in the gas rubs with the inner wall in the annular arc groove 53, the gas is separated again and falls into the dust collection box 3 along the inner side edge of the first air outlet 51, and the remaining clean gas enters the first air outlet 51 to be discharged, so that secondary dust removal is performed.
By the cooperation of the first outlet 51 and the second outlet 52, the dust contained in the gas finally leaving the cyclone is relatively less than before, further improving the dust removal effect.
In the preferred scheme of this embodiment, a dust exhaust port 21 is arranged at the connection position of the bottom of the conical cylinder 2 and the dust collecting box 3, and the dust exhaust port 21 includes a plurality of downward funnel-shaped through ports. The dust outlet 21 can reduce the passing area of the dust collecting box 3 towards the direction of the conical cylinder 2, thereby reducing the probability of returning dust in the dust collecting box 3 and avoiding the dust from being mixed into the discharged gas again. Further preferably, a cooling jacket 41 is arranged around the air inlet pipe 4, so that the air containing dust can be cooled integrally and separated more easily. The outer side of the bottom of the dust collecting box 3 is also separately provided with an electromagnet 31, so that dust containing certain metal particles is adsorbed and tightly fixed in the dust collecting box 3 without being lifted again.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.
Claims (5)
1. The utility model provides a high resolution cyclone, includes from last drum, the circular cone section of thick bamboo and the dust collection box that sets gradually extremely down, the air-supply line has been seted up to drum top side, the drum middle part is equipped with coaxial play tuber pipe, it runs through outside to the drum, its characterized in that to go out tuber pipe upper end: the bottom end of the air outlet pipe comprises a first air outlet and a second air outlet, the second air outlet is coaxially sleeved inside the first air outlet, and the outer diameter of the second air outlet is smaller than the inner diameter of the first air outlet, so that air can respectively leave from the second air outlet and an annular channel between the first air outlet and the second air outlet;
the first air outlet bottom end includes the annular circular arc groove of upwards contracting, the inboard side length of annular circular arc groove is greater than outside limit length, inboard side length is less than the length of second air outlet simultaneously, and wherein inboard inside air-out passageway that is for supplying the air current to pass through, the remaining part is closed structure.
2. A high-separation cyclone dust collector as claimed in claim 1, wherein: the length of the second air outlet is larger than that of the first air outlet, and the top of the second air outlet is connected to the inner wall of the first air outlet through a plurality of fixing rods which are evenly arranged along the circumferential direction.
3. A high-separation cyclone dust collector as claimed in claim 1, wherein: the dust exhaust port is arranged at the joint of the bottom of the conical cylinder and the dust collection box and comprises a plurality of downward funnel-shaped through ports.
4. A high-separation cyclone dust collector as claimed in claim 1, wherein: the air inlet pipe is provided with a cooling sleeve in a surrounding manner.
5. A high-separation cyclone dust collector as claimed in claim 1, wherein: the outer side of the bottom of the dust collection box is separately provided with an electromagnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922500772.2U CN212576578U (en) | 2019-12-31 | 2019-12-31 | High-separation-degree cyclone dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922500772.2U CN212576578U (en) | 2019-12-31 | 2019-12-31 | High-separation-degree cyclone dust collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212576578U true CN212576578U (en) | 2021-02-23 |
Family
ID=74655210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922500772.2U Expired - Fee Related CN212576578U (en) | 2019-12-31 | 2019-12-31 | High-separation-degree cyclone dust collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212576578U (en) |
-
2019
- 2019-12-31 CN CN201922500772.2U patent/CN212576578U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210223 Termination date: 20211231 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |