CN210675558U - Two-stage two-product heavy medium cyclone for pressureless feeding of special power coal - Google Patents
Two-stage two-product heavy medium cyclone for pressureless feeding of special power coal Download PDFInfo
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- CN210675558U CN210675558U CN201921523674.4U CN201921523674U CN210675558U CN 210675558 U CN210675558 U CN 210675558U CN 201921523674 U CN201921523674 U CN 201921523674U CN 210675558 U CN210675558 U CN 210675558U
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- medium cyclone
- heavy medium
- fan
- feeding
- fixedly connected
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Abstract
The utility model discloses a two sections two products dense medium cyc lone of special type non-pressure feed of power coal belongs to dense medium cyc lone field. The two-section two-product heavy medium cyclone special for the non-pressure feeding of the power coal comprises a first heavy medium cyclone and a second heavy medium cyclone which are provided with feeding pipes, and the first heavy medium cyclone is connected with the second heavy medium cyclone; the utility model discloses but pivot fan-shaped shutoff piece revolutes the disk that forms shutoff flange, carry out the shutoff, prevent that impurity from getting into, the pivot also can take fan-shaped shutoff piece to revolute the expansion in addition, realize switching on of pan feeding pipe, feed in raw materials or connect higher level's equipment, fan-shaped shutoff piece revolutes the expansion and is located the flange outside, fan-shaped shutoff piece can not be touch to the raw materials during pan feeding, effectually prevent that the raw materials from damaging the impact of fan-shaped shutoff piece, can play the effect of sealing dustproof anti-impurity when not using simultaneously.
Description
Technical Field
The utility model relates to a dense medium cyc lone technical field especially relates to two sections two products dense medium cyc lone of special type non-pressure feed of power coal.
Background
At present, two products of dense medium cyclone which are fed under pressure are mainly adopted for coal dressing in a power coal dressing plant in China, and when coal is washed, the dense medium cyclone separates raw coal into clean coal, middlings and gangue by adopting dense suspension with single density.
The raw coal inlet of the dense medium cyclone is generally positioned at a high position, and no shielding object is used for shielding at present, so that external dust and foreign matters easily enter the dense medium cyclone from the raw coal inlet and possibly influence the work of the dense medium cyclone.
Patent application No. 201811445728.X, 2019.03.19, discloses a dense medium cyclone device for coal engineering, comprising a first dense medium cyclone and a second vertical welded pipe orifice; a flange is welded at the inlet end of the raw coal inlet of the first heavy medium cyclone; the raw coal inlet of the first dense medium cyclone is provided with a raw coal feeding pipe; therefore, when the six rubber dustproof sheets are tightly attached to each other in a common state, the six rubber dustproof sheets seal the inlet end of the raw coal feeding pipe. The inner end of the inlet end of the raw coal feeding pipe is in an annular array shape and is fixedly connected with six rubber dustproof sheets, when the six rubber dustproof sheets are tightly adhered to each other in a common state, the six rubber dustproof sheets seal the inlet end of the raw coal feeding pipe, so that in a daily non-use state, through the arrangement of the six rubber dustproof sheets, can effectively isolate external dust and foreign matters from entering the first dense medium cyclone through the raw coal feeding pipe, although the technical scheme adopts the rubber dustproof sheet for dust prevention, the scheme still has certain defects, the rubber dustproof sheet is arranged in the inlet end of the feeding pipe, on one hand, six rubber dustproof sheets are inconvenient to take down when the pipe outlet or the material feeding of the superior equipment is taken over, in addition, the rubber dustproof sheet is arranged in the feeding pipe, and the rubber dustproof sheet can be damaged during feeding and needs to be replaced.
Disclosure of Invention
The utility model aims at solving the problems in the prior art, and provides a two-section two-product dense medium cyclone of non-pressure feeding special for power coal.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the two-section two-product heavy medium cyclone for the non-pressure feeding of the special power coal comprises a first heavy medium cyclone and a second heavy medium cyclone which are provided with feeding pipes, wherein the first heavy medium cyclone is connected with the second heavy medium cyclone, the upper end of each feeding pipe is fixedly connected with a connecting flange, the connecting flange is fixedly sleeved with a connecting ring, the connecting ring is rotatably connected with four rotating shafts, the four rotating shafts are uniformly distributed on the connecting ring, the four rotating shafts are fixedly connected with fan-shaped plugging pieces, the four rotating shafts can be provided with the fan-shaped plugging pieces to rotate to form a wafer for plugging the connecting flange, the bottom side of the connecting ring is rotatably connected with a driving gear sleeve, the lower end of each rotating shaft is fixedly connected with a gear meshed with the driving gear sleeve, the connecting ring is rotatably connected with a driving shaft, and one end of the driving shaft is fixedly connected, the driving gear sleeve is fixedly connected with a driven gear ring meshed with the driving gear, the other end of the driving shaft is fixedly connected with a belt wheel, and a long belt is wound on the belt wheel.
Preferably, a baffle is fixedly connected to the connecting ring, and the lower end of the baffle is in contact with the belt wheel.
Preferably, a cone is arranged in a belt pulley groove of the belt pulley, and a taper hole matched with the cone on the belt pulley is formed in the long belt.
Preferably, the driving gear sleeve is fixedly connected with a limiting sliding ring, and a limiting sliding groove matched with the limiting sliding ring is formed in the bottom side of the connecting ring.
Preferably, the bottom side of the fan-shaped plugging sheet is connected with a rubber sheet.
Compared with the prior art, the utility model provides a two sections two products dense medium cyc lone of special type non-pressure feed of power coal possesses following beneficial effect:
1. this two sections two products dense medium cyc lone of special type non-pressure feed of power coal, the staff can stimulate the long area on ground, need not operate to the eminence, the long area passes through band pulley and drive shaft drive driving gear and rotates, thereby the driving gear passes through driven gear ring and drive gear cover drive gear and rotates, thereby realize driving the rotation of pivot, thereby realize that the pivot can take the fan-shaped shutoff piece to revolute the disk that forms shutoff flange, carry out the shutoff, prevent that impurity from getting into, the pivot also can take the fan-shaped shutoff piece to revolute the expansion in addition, realize switching on of pan feeding pipe, add material feeding or connect higher level's equipment, fan-shaped shutoff piece revolutes the expansion and is located the flange outside, fan-shaped shutoff piece can not be touched to the raw materials during the pan feeding, effectually prevent that the impact damage of raw materials to fan-shaped shutoff piece, can play the effect.
Drawings
FIG. 1 is a schematic structural view of a non-pressure feeding two-stage two-product heavy medium cyclone special for power coal according to the present invention;
fig. 2 is a schematic structural view of a portion a in fig. 1 of a non-pressure feeding two-stage two-product heavy medium cyclone special for power coal, which is provided by the present invention;
fig. 3 is a schematic structural diagram of a two-stage two-product dense medium cyclone for non-pressure feeding of special power coal in fig. 2;
fig. 4 is a schematic view of an expanding structure of a plugging piece of a two-stage two-product heavy medium cyclone for non-pressure feeding of special power coal of the utility model;
fig. 5 is the schematic view of the sealing structure of the fan-shaped plugging piece of the two-stage two-product dense medium cyclone for non-pressure feeding of the special-purpose type for power coal.
In the figure: 1. a first dense medium cyclone; 2. a second dense medium cyclone; 3. a feeding pipe; 4. a connecting flange; 5. a long strip; 6. a connecting ring; 7. a rotating shaft; 8. a fan-shaped plugging sheet; 9. a drive gear sleeve; 10. a rubber sheet; 11. a gear; 12. a limiting slip ring; 13. a limiting chute; 14. a driven gear ring; 15. a driving gear; 16. a drive shaft; 17. a pulley; 18. and a baffle plate.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-5, the two-section two-product heavy medium cyclone for pressureless feeding of power coal comprises a first heavy medium cyclone 1 and a second heavy medium cyclone 2 with a feeding pipe 3, the first heavy medium cyclone 1 is connected with the second heavy medium cyclone 2, the upper end of the feeding pipe 3 is fixedly connected with a connecting flange 4, the connecting flange 4 is fixedly sleeved with a connecting ring 6, the connecting ring 6 is rotatably connected with four rotating shafts 7, the four rotating shafts 7 are uniformly distributed on the connecting ring 6, the four rotating shafts 7 are fixedly connected with fan-shaped plugging pieces 8, the four rotating shafts 7 can be provided with fan-shaped plugging pieces 8 to form round pieces for plugging the connecting flange 4, the bottom side of the connecting ring 6 is rotatably connected with a driving gear sleeve 9, the lower end of the rotating shaft 7 is fixedly connected with a gear 11 engaged with the driving gear sleeve 9, the connecting ring 6 is rotatably connected with a driving shaft 16, one end of the driving shaft, the driven gear ring 14 meshed with the driving gear 15 is fixedly connected to the bottom side of the driving gear sleeve 9, the other end of the driving shaft 16 is fixedly connected with a belt wheel 17, and the long belt 5 is wound on the belt wheel 17;
the staff can be at long area 5 of ground pulling, need not arrive the eminence operation, long area 5 drives driving gear 15 through band pulley 17 and drive shaft 16 and rotates, thereby driving gear 15 drives gear 11 through driven gear ring 14 and drive gear cover 9 and rotates, thereby realize driving the rotation of pivot 7, thereby realize that pivot 7 can take fan-shaped shutoff piece 8 to revolute the disk that forms shutoff flange 4, carry out the shutoff, prevent that impurity from getting into, pivot 7 also can take fan-shaped shutoff piece 8 to revolute the expansion in addition, realize switching on of pan feeding pipe 3, add material feeding or connect higher level's equipment, fan-shaped shutoff piece 8 revolutes the expansion and is located flange 4 outsides, fan-shaped shutoff piece 8 can not be touched to the raw materials during the pan feeding, the effectual impact damage that prevents the raw materials to fan-shaped shutoff piece 8, can play the dustproof effect of preventing impurity of closing when not using simultaneously.
The connecting ring 6 is fixedly connected with a baffle 18, the lower end of the baffle 18 is in contact with the belt wheel 17, the belt wheel 17 is conveniently pulled to rotate, and the long belt 5 is prevented from being separated from the belt wheel 17.
Be equipped with the cone in the pulley groove of band pulley 17, set up the taper hole that matches with the cone on the band pulley 17 on taking 5, more convenient make take 5 to drive band pulley 17 and rotate.
The driving gear sleeve 9 is fixedly connected with a limiting sliding ring 12, and the bottom side of the connecting ring 6 is provided with a limiting sliding groove 13 matched with the limiting sliding ring 12, so that stable rotation of the connecting ring 6 is ensured.
The bottom side of the fan-shaped plugging piece 8 is connected with a rubber piece 10, so that an effective plugging effect is achieved.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. The two-section two-product heavy medium cyclone for the non-pressure feeding of the special power coal comprises a first heavy medium cyclone (1) and a second heavy medium cyclone (2) which are provided with a feeding pipe (3), wherein the first heavy medium cyclone (1) is connected with the second heavy medium cyclone (2), and is characterized in that the upper end of the feeding pipe (3) is fixedly connected with a connecting flange (4), the connecting flange (4) is fixedly sleeved with a connecting ring (6), the connecting ring (6) is rotatably connected with four rotating shafts (7), the four rotating shafts (7) are uniformly distributed on the connecting ring (6), the four rotating shafts (7) are fixedly connected with fan-shaped plugging pieces (8), the four rotating shafts (7) can be provided with the fan-shaped plugging pieces (8) to rotate to form a wafer for plugging the connecting flange (4), and the bottom side of the connecting ring (6) is rotatably connected with a driving gear sleeve (9), the utility model discloses a driving gear wheel, including pivot (7), pivot (7) lower extreme fixedly connected with and driving gear cover (9) engaged with gear (11), it is connected with drive shaft (16) to rotate on go-between (6), drive shaft (16) one end fixedly connected with driving gear (15), driving gear cover (9) bottom side fixedly connected with and driving gear (15) engaged with driven gear ring (14), drive shaft (16) other end fixedly connected with band pulley (17), the winding has long area (5) on band pulley (17).
2. The pressureless feeding two-stage two-product heavy medium cyclone special for power coal according to claim 1, wherein a baffle (18) is fixedly connected to the connecting ring (6), and the lower end of the baffle (18) is in contact with the belt wheel (17).
3. The pressureless-feeding two-stage two-product heavy medium cyclone special for power coal as claimed in claim 1 or 2, wherein a cone is arranged in a pulley groove of the pulley (17), and the long belt (5) is provided with a taper hole matched with the cone on the pulley (17).
4. The non-pressure feeding two-stage two-product heavy medium cyclone special for power coal as claimed in claim 1, wherein a limiting sliding ring (12) is fixedly connected to the driving gear sleeve (9), and a limiting sliding groove (13) matched with the limiting sliding ring (12) is formed in the bottom side of the connecting ring (6).
5. The pressureless feeding two-stage two-product heavy medium cyclone special for power coal according to claim 1, wherein a rubber sheet (10) is connected to the bottom side of the fan-shaped plugging sheet (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921523674.4U CN210675558U (en) | 2019-09-13 | 2019-09-13 | Two-stage two-product heavy medium cyclone for pressureless feeding of special power coal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921523674.4U CN210675558U (en) | 2019-09-13 | 2019-09-13 | Two-stage two-product heavy medium cyclone for pressureless feeding of special power coal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210675558U true CN210675558U (en) | 2020-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921523674.4U Expired - Fee Related CN210675558U (en) | 2019-09-13 | 2019-09-13 | Two-stage two-product heavy medium cyclone for pressureless feeding of special power coal |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116550463A (en) * | 2023-05-31 | 2023-08-08 | 内蒙古广汇选煤有限责任公司 | Middling backwashing system and middling backwashing method |
-
2019
- 2019-09-13 CN CN201921523674.4U patent/CN210675558U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116550463A (en) * | 2023-05-31 | 2023-08-08 | 内蒙古广汇选煤有限责任公司 | Middling backwashing system and middling backwashing method |
| CN116550463B (en) * | 2023-05-31 | 2024-03-15 | 内蒙古广汇选煤有限责任公司 | Middling backwashing system and middling backwashing method |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200605 Termination date: 20210913 |
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| CF01 | Termination of patent right due to non-payment of annual fee |