TWM519724U - Cyclone filter - Google Patents

Description

Cyclone filter

The present invention relates to a filtering device, and more particularly to a cyclonic filtering device.

Referring to FIG. 1, a filter module 1 is disclosed in the Patent No. M486483 of the Republic of China, which generally comprises a barrel 11, a first end cap 12, a second end cap 13, and an impeller 14. The barrel 11 defines a vortex chamber 110 around an axis L and has a first end portion 111 and a second end portion 112 disposed oppositely. The first end cover 12 and the second end cover 13 detachably close the first end portion 111 and the second end portion 112 of the tubular body 11 respectively. The first end cover 12 has two first rims 121 formed on two opposite sides along the direction of the axis L and respectively defining two first openings 120, and a first opening 120 is formed on the inner surface. Non-connecting barrier ribs 122. The second end cap 13 has a second rim 131 defining a second opening 130 about the axis L. The impeller 14 is mounted between the barrel 11 and the first end cover 12 and includes a wheel frame 142 defining a hole 141 around the axis L. Most of the wheel frame 142 is formed on the circumference of the wheel frame 142 and is spirally radiated. The vanes 143, and a plurality of gaps 144 formed between the vanes 143, respectively. The tunnel 141 communicates with the first openings 120 as one of the exhaust ports and the vortex chamber 110. The gaps 144 are connected to the first openings 120 It is one of the air inlets and the vortex chamber 110.

When the oil mist, black smoke, dust or exhaust gas enters with the airflow in the direction of the solid arrow from the first opening 120 of the first end cover 12 as the air inlet, it is blocked by the rib 122, and the blade of the impeller 14 A gap 144 formed in the tangential direction of 143 enters the vortex chamber 110 of the barrel 11. At this time, the airflow entering the vortex chamber 110 generates a cyclone action in the vortex chamber 110, as shown by the ribbon arrow in the figure, and centrifugal force is used to throw out the foreign matter brought in by the airflow, so that the foreign matter is along The wall surface of the barrel 11 is dropped and discharged by the second opening 130 of the second end cover 13. Finally, the air flow without foreign matter is directed to the first end cover 12 as an exhaust port via the opening 141 of the impeller 14. The first opening 120 is discharged.

The first opening 120 of the first end cover 12 as an exhaust port is opposite to the second opening 130 of the second end cover 13 , and the impeller 14 is connected to the hole 141 of the first opening 120 for The opening of the clean airflow is designed downward, so that the flow of the clean airflow in the vortex chamber 110 toward the tunnel 141 is opposite to the direction in which the foreign matter is thrown and dropped, so that the reverse disturbance interferes with the foreign matter throwing and falling. The path of the second opening 130 is discharged, so that the foreign matter separated by the throwing discharge still has a great probability of going to the tunnel 141, and the clean airflow is discharged outward through the tunnel 141 and the first opening 120, so that the The cleanliness of the airflow exiting the first opening 120.

Accordingly, it is an object of the present invention to provide a cyclonic filter apparatus that can progressively increase the rate at which a foreign material is thrown down.

Therefore, the novel cyclone filter device comprises a barrel body, an end cap, an impeller, and a flow guiding tube set.

The barrel defines a vortex chamber for the airflow to generate a cyclone to separate the foreign matter in the airflow around an axis, and includes a top end portion and a closed bottom end portion which are oppositely disposed.

The end cover detachably closes the top end portion of the barrel body, and includes an air inlet and an air outlet which are spaced apart from each other, and an air inlet and an air outlet which are formed on the inner surface and are not connected Through the ribs.

The impeller is mounted between the barrel and the end cap and includes a bore communicating with the exhaust port and the vortex chamber.

The flow guiding tube set is installed between the barrel body and the end cover, and comprises a hollow tube member and a first-class turning member. The hollow tubular member extends along the axis and extends through the tunnel, and has a connecting end portion disposed on the rib and communicating with the exhaust port and an air suction end portion opposite to the connecting end portion. The flow direction turning member is disposed at the suction end portion, and forms an air flow space with the air suction end portion. The air flow space communicates with the hollow tube member and has at least one air inlet opening facing the end cover and communicating with the vortex chamber.

When the oil mist, black smoke, dust or exhaust gas enters the air inlet of the end cover along the direction of the solid arrow, it is blocked by the rib, and the gap formed by the tangential direction between the blades of the impeller enters the gap. The vortex chamber of the barrel. At this time, the airflow entering the vortex chamber generates a cyclone effect in the vortex chamber, and centrifugal force is used to throw out the foreign matter brought in by the airflow, causing the foreign matter to fall along the wall surface of the cylinder body and deposit on the cylinder. The bottom end of the body, and finally the airflow without foreign matter passes through the suction port and the guide The flow tube set is discharged toward the exhaust port of the end cap.

The utility model has the advantages that the suction port is designed upwards toward the end cover, so that the clean airflow in the vortex chamber tends to flow toward the suction port almost in the same direction as the foreign matter throwing and falling, thereby enabling Increasing the speed at which the foreign matter is thrown down and down, so that the foreign matter can be deposited on the bottom end of the barrel as soon as possible, thereby greatly reducing the probability that the foreign matter being separated by the throwing tends to move toward the suction port, thereby The cleanliness of the airflow discharged from the exhaust port is effectively maintained.

2‧‧‧Body

21‧‧‧ vortex chamber

22‧‧‧Top part

23‧‧‧ bottom end

3‧‧‧End cover

31‧‧‧Air inlet

32‧‧‧Exhaust port

33‧‧‧ rim

34‧‧‧ ribs

4‧‧‧ Impeller

41‧‧‧ Hole

42‧‧‧round frame

43‧‧‧ blades

44‧‧‧ gap

5‧‧‧Drainage pipe fittings

50‧‧‧ airflow space

500‧‧‧ suction port

501‧‧‧ channel

502‧‧‧Interval space

51‧‧‧ hollow pipe fittings

511‧‧‧Connected end

512‧‧‧ inhalation end

513‧‧ Thread segment

52‧‧‧Flowing turning parts

521‧‧‧

522‧‧‧ Around the wall

523‧‧‧ thread

L‧‧‧ axis

Other features and effects of the present invention will be apparent from the detailed description of the preferred embodiments of the drawings. FIG. 1 is a cross-sectional view of a conventional filter module illustrating the flow of air in the filter module. FIG. 2 is an exploded perspective view of a first embodiment of the present cyclone filter device; FIG. 3 is a combined cross-sectional view of the first embodiment, illustrating airflow to the cyclone The flow in the filter device generates a cyclone effect, thereby separating the foreign matter therein; FIG. 4 is a partial enlarged view taken from FIG. 3; FIG. 5 is a cross-sectional view taken from the straight line VV in FIG. 4; A combined cross-sectional view of an embodiment, illustrating that the first embodiment further includes a drain; and FIG. 7 is a combination of a second embodiment of the novel cyclonic filter device The cross-sectional view illustrates the flow of gas in the cyclone filter device to create a cyclone effect, thereby separating the foreign matter therein.

Referring to Figures 2, 3 and 4, a first embodiment of the present cyclone filter apparatus comprises a barrel 2, an end cap 3, an impeller 4, and a flow guiding tube set 5.

The barrel 2 defines a vortex chamber 21 for the airflow to generate a cyclone to separate the foreign matter in the airflow around an axis L, and includes a top end portion 22 and a closed bottom end portion 23 which are oppositely disposed.

The end cap 3 detachably closes the top end portion 22 of the tubular body 2, and includes two annular edges 33 which are spaced apart and respectively define an air inlet 31 and an exhaust port 32, and are formed on the inner surface and A barrier rib 34 that does not communicate with the intake port 31 and the exhaust port 32 is interposed.

The impeller 4 is mounted between the barrel 2 and the end cap 3, and includes a wheel frame 42 defining a hole 41 around the axis L, and a plurality of blades 43 formed on the circumference of the wheel frame 42 and arranged in a spiral radial shape. And a plurality of gaps 44 formed between the vanes 43 respectively. The tunnel 41 communicates with the exhaust port 32 and the vortex chamber 21. The gaps 44 communicate with the intake port 31 and the vortex chamber 21.

The flow guiding tube set 5 is installed between the barrel 2 and the end cover 3 and includes a hollow tube member 51 and a first-class turning member 52. The hollow tube member 51 extends along the axis L and extends through the hole 41, and has a connecting end portion 511 disposed on the rib 34 and communicating with the exhaust port 32, and a suction opposite to the connecting end portion 511. End 512. The outer peripheral surface of the suction end 512 is surrounded The hexagonal column shape is positive, that is, the outer contour of the cross section is a regular hexagon (see FIG. 5), and the six corners of the outer peripheral surface of the suction end 512 are respectively formed with a thread segment 513 extending along the axis L. The flow direction turning member 52 has a base wall 521 which is located on the bottom side of the suction end portion 512 and has a disk shape, and a peripheral edge of the base wall 521 extends along the axis L direction toward the connecting end portion 511 and is located in the hollow The circumference of the tubular member 51 surrounds the wall 522. The inner peripheral surface of the surrounding wall 522 is formed with a thread 523. The flow direction of the turning member 52 through the surrounding wall 522 is screwed to the threaded end portion of the suction end portion, thereby being screwed onto the hollow tubular member 51, and the flow direction turning member 52 and the suction end portion 512 are screwed. An air flow space 50 is formed therebetween. The air flow space 50 communicates with the hollow tubular member 51 and has a plurality of intake ports 500 that face the end cover 3 and communicate with the vortex chamber 21.

In the present embodiment, the air flow space 50 defines a channel 501 extending along the axis L direction by the outer circumferential surface of the air suction end 512 and the inner circumferential surface of the surrounding wall 522, and the base wall 521 and The connection of a space 502 between the suction ends 512 is combined, and the air flow space 50 has six intake ports 500 respectively connected to the channels 501.

It is to be noted that the component structure and the component combination of the flow guiding tube group 5 are not limited to the above, as long as they can extend along the axis L and pass through the hole 41, and one end portion thereof is disposed on the hole The partition rib 34 communicates with the exhaust port 32, and the other end portion may have an element structure and a component combination aspect that face the intake port 500 of the tip end portion 22 of the tubular body 2 and communicate with the vortex chamber 21.

The above is the description of the components of the new cyclone filter device; then, the use of the new model and the expected work can be achieved. The effect statement is as follows: Referring to FIG. 3 and FIG. 4, when the oil mist, black smoke, dust or exhaust gas enters the air inlet 31 of the end cover 3 along the direction of the solid arrow, it is blocked by the rib 34, and A gap 44 formed in the tangential direction between the blades 43 of the impeller 4 enters the vortex chamber 21 of the barrel 2. At this time, the airflow entering the vortex chamber 21 generates a cyclone action in the vortex chamber 21, as shown by the band-shaped arrow in FIG. 3, and the foreign matter brought in by the airflow is thrown out by the centrifugal force to make the foreign matter Falling along the wall surface of the barrel 2, and depositing on the bottom end portion 23 of the barrel body 2, and finally, the air stream having no foreign matter passes through the suction port 500, the air flow space 50, and the hollow tube member 51 toward the end. The exhaust port 32 of the cover 3 is discharged.

Since the suction ports 500 are directed upward toward the end cover 3, the flow of the clean airflow in the vortex chamber 21 toward the suction ports 500 is almost the same as the direction in which the foreign matter is thrown and dropped, thereby improving the direction. The velocity at which the foreign matter is thrown down, so that the foreign matter can be deposited on the bottom end portion 23 of the barrel 2 as quickly as possible, thereby greatly reducing the probability that the foreign matter separated by the throwing tends to move toward the suction port 500, Thereby, the cleanliness of the airflow discharged from the exhaust port 32 is effectively maintained.

It is worth mentioning that, referring to FIG. 6, the embodiment may further include a drainer 6 that passes through the bottom end portion 23 of the barrel 2. The drainer 6 can communicate the vortex chamber 21 with the outside, and is used to control the liquid discharge operation of the vortex chamber 21 located at the bottom end portion 23 of the barrel 2 by the swash.

According to the above description, the novel cyclone filter device has the following advantages and effects: The novel cyclone filter device is designed such that the suction port 500 is upwardly directed toward the end cap 3, so that the flow of clean air in the vortex chamber 21 toward the suction port 500 is almost the same as that of the heterogeneous material. The direction of the fall, and thus the speed at which the foreign matter can be thrown down and down, so that the foreign matter can be deposited on the bottom end portion 23 of the barrel 2 as quickly as possible, thereby greatly reducing the heterogeneous matter that is separated by the throwing and smashing. The probability of the suction port 500 is such that the cleanliness of the airflow discharged from the exhaust port 32 is effectively maintained.

Referring to FIG. 7, a second embodiment of the present cyclone filter apparatus is substantially the same as the first embodiment, except that the end cover 3 includes only the air inlet 31 and defines the air inlet. The rim 33 of 31.

The impeller 4 is mounted between the barrel 2 and the end cap 3, and includes a wheel frame 42, a plurality of blades 43 formed on the circumference of the wheel frame 42 and arranged in a spiral radial shape, and a plurality of blades 43 are respectively formed between the blades 43 The gap 44. The gaps 44 communicate with the intake port 31 and the vortex chamber 21.

The flow guiding tube set 5 is mounted on the barrel 2 and extends in the vortex chamber 21 along the axis L, and includes a hollow tube member 51 and a first-class turning member 52. The hollow tube member 51 has a connecting end portion 511 which is disposed at a bottom end portion 23 of the barrel body 2 and communicates with the outside, and an air suction end portion 512 opposite to the connecting end portion 511. The flow direction turning member 52 is disposed at the suction end portion 512 and forms an air flow space 50 with the suction end portion 512. The air flow space 50 communicates with the hollow pipe member 51 and has a plurality of intake ports 500 that face the bottom end portion 23 and communicate with the vortex chamber 21. The suction end portion 512 of the hollow tubular member 51 of the present embodiment has the same structure as the flow direction turning member 52. The hollow of the first embodiment The suction end portion 512 of the tube member 51 and the structure of the flow direction turning member 52.

When the oil mist, black smoke, dust or exhaust gas enters the air inlet 31 of the end cover 3 in the direction of the solid arrow with the air flow, the gap 44 formed by the tangential direction between the blades 43 of the impeller 4 enters the barrel. 2 vortex chamber 21. At this time, the airflow entering the vortex chamber 21 generates a cyclone action in the vortex chamber 21, as indicated by the band-shaped arrow in the figure, and centrifugal force is used to throw out the foreign matter brought in by the airflow, so that the foreign matter is along The wall surface of the barrel 2 is dropped and deposited on the bottom end portion 23 of the barrel 2. Finally, the air stream having no foreign matter is discharged outward through the air inlets 500, the air flow space 50, and the hollow tube member 51.

Since the clean air flow flowing in the flow guiding tube group 5 is almost the same as the direction in which the foreign matter is thrown and dropped, the speed of the foreign matter falling down and falling can be smoothly increased, so that the foreign matter can be deposited on the barrel as soon as possible. The bottom end portion 23 can thus greatly reduce the probability that the foreign matter separated by the throwing force will move toward the suction ports 500, thereby effectively maintaining the cleanliness of the airflow discharged from the exhaust port 32.

It should be noted that the embodiment may further include a drainer 6 that passes through the bottom end portion 23 of the barrel 2. The drainer 6 can communicate the vortex chamber 21 with the outside, and is used to control the liquid discharge operation of the vortex chamber 21 located at the bottom end portion 23 of the barrel 2 by the swash.

However, the above is only a preferred embodiment of the present invention, and when it is not possible to limit the scope of the present invention, any simple equivalent changes and modifications made in accordance with the scope of the present patent application and the contents of the patent specification are It is still within the scope of this new patent.

2‧‧‧Body

21‧‧‧ vortex chamber

22‧‧‧Top part

23‧‧‧ bottom end

3‧‧‧End cover

31‧‧‧Air inlet

32‧‧‧Exhaust port

33‧‧‧ rim

34‧‧‧ ribs

4‧‧‧ Impeller

41‧‧‧ Hole

42‧‧‧round frame

43‧‧‧ blades

44‧‧‧ gap

5‧‧‧Drainage pipe fittings

50‧‧‧ airflow space

500‧‧‧ suction port

51‧‧‧ hollow pipe fittings

511‧‧‧Connected end

512‧‧‧ inhalation end

52‧‧‧Flowing turning parts

521‧‧‧

522‧‧‧ Around the wall

523‧‧‧ thread

L‧‧‧ axis

Claims (10)

A cyclone filter device comprising: a barrel defining a vortex chamber for separating a heterogeneous material in the gas stream by an airflow around an axis, and including a top end portion and a closed bottom end portion An end cap detachably closing the top end portion of the barrel body, and includes an air inlet port and an air outlet port spaced apart from each other, and an air inlet opening and an air outlet opening are formed on the inner surface a communicating rib; an impeller mounted between the barrel and the end cap, and including a passage communicating with the exhaust port and the vortex chamber; and a flow guiding tube set mounted to the barrel and the end Between the cover, and including a hollow tube member and a first-class turning member, the hollow tube member extends along the axis and extends through the hole, and has a connecting end portion disposed on the rib and communicating with the venting port and opposite to An air suction end of the connecting end portion, the flow direction turning member is disposed at the air suction end portion, and an air flow space is formed between the air flow end portion and the air suction end portion, the air flow space is communicated with the hollow pipe member and has at least one facing the end cover And connecting the suction port of the vortex chamber. The cyclone filter device of claim 1, wherein the flow direction turning member has a base wall on a bottom side of the suction end portion, and a peripheral edge of the base wall extends toward the connecting end portion along the axial direction a surrounding wall on the circumferential side of the hollow tubular member. The cyclone filter device according to claim 2, wherein the outer peripheral surface of the suction end portion is formed in a positive polygonal column shape, and a plurality of corners of the outer peripheral surface of the suction end portion are respectively formed with a thread extending along the axis In the segment, the base wall has a disk shape, and an inner circumferential surface of the surrounding wall is formed with a thread that can be screwed with the thread segments. The cyclone filter device according to claim 2, wherein the air flow space is such that an outer peripheral surface of the suction end portion cooperates with an inner peripheral surface of the surrounding wall to define a plurality of passages extending in the axial direction, and the base The wall is combined with a space between the suction ends, and the number of suction ports in the air flow space is a plurality of and respectively connected to the channels. The cyclone filter device of claim 1, further comprising a drainer disposed at a bottom end portion of the barrel, the drainer being connectable to the outside of the vortex chamber. A cyclone filter device comprising: a barrel defining a vortex chamber for separating a heterogeneous material in the gas stream by an airflow around an axis, and including a top end portion and a closed bottom end portion An end cap detachably closing the top end of the barrel and including an air inlet; an impeller mounted between the barrel and the end cover; and a flow guiding tube set mounted on the barrel And extending along the axis in the vortex chamber, and comprising a hollow tube member and a first-class turning member, the hollow tube member having a connecting end portion that is disposed at a bottom end portion of the barrel body and communicates with the outside, and a Connecting the suction end of the end portion, the flow direction turning member is disposed at the suction end portion and forms an air flow space with the air suction end portion, the air flow space is in communication with the hollow pipe member and has at least one direction toward the bottom end portion Connect the suction port of the vortex chamber. The cyclone filter device of claim 6, wherein the flow direction turning member has a base wall on a top side of the suction end portion, and a peripheral edge of the base wall extends toward the connecting end portion along the axial direction a surrounding wall on the circumferential side of the hollow tubular member. The cyclone filter device according to claim 7, wherein the outer peripheral surface of the suction end portion is surrounded by a regular polygonal column shape, and a plurality of angles extending along the axis are respectively formed at a plurality of corners of the outer peripheral surface of the suction end portion. In the segment, the base wall has a disk shape, and an inner circumferential surface of the surrounding wall is formed with a thread that can be screwed with the thread segments. The cyclone filter device according to claim 7, wherein the air flow space is such that an outer peripheral surface of the suction end portion cooperates with an inner peripheral surface of the surrounding wall to define a plurality of passages extending in the axial direction, and the base The wall is combined with a space between the suction ends, and the number of suction ports in the air flow space is a plurality of and respectively connected to the channels. The cyclone filter device of claim 6, further comprising a drainer disposed at a bottom end portion of the barrel and spaced apart from the flow guiding tube set, the drainer connecting the vortex chamber to the outside .