CN109502374A - A kind of coal dust tower - Google Patents
A kind of coal dust tower Download PDFInfo
- Publication number
- CN109502374A CN109502374A CN201811287557.2A CN201811287557A CN109502374A CN 109502374 A CN109502374 A CN 109502374A CN 201811287557 A CN201811287557 A CN 201811287557A CN 109502374 A CN109502374 A CN 109502374A
- Authority
- CN
- China
- Prior art keywords
- helical blade
- side helical
- coal dust
- cylinder
- rotation axis
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/30—Methods or devices for filling or emptying bunkers, hoppers, tanks, or like containers, of interest apart from their use in particular chemical or physical processes or their application in particular machines, e.g. not covered by a single other subclass
- B65G65/34—Emptying devices
- B65G65/40—Devices for emptying otherwise than from the top
- B65G65/48—Devices for emptying otherwise than from the top using other rotating means, e.g. rotating pressure sluices in pneumatic systems
- B65G65/4881—Devices for emptying otherwise than from the top using other rotating means, e.g. rotating pressure sluices in pneumatic systems rotating about a substantially horizontal axis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
- B65G2201/04—Bulk
- B65G2201/045—Sand, soil and mineral ore
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Solid Fuels And Fuel-Associated Substances (AREA)
Abstract
The present invention relates to field of boilers, especially a kind of coal dust tower.In the present invention, the rotation axis is externally provided at least a pair of contrary left side helical blade and right side helical blade with gap, cylinder position corresponding with left side helical blade left end, the right side helical blade right end is respectively equipped with feed inlet, and the cylinder is equipped with the corresponding discharge port of the interstitial site between the left side helical blade and the right side helical blade.The length of cylinder and rotation axis is shorter, on the other hand the conveying stroke of left side helical blade and right side helical blade is short, and motor load is low, and counter-force suffered by left side helical blade and right side helical blade is opposite, power suffered by rotation axis is mainly internal force, and the charging gear service life is secure.
Description
Technical field
The present invention relates to field of boilers, especially a kind of coal dust tower.
Background technique
China's energy resource structure is still based on coal, and in most small and medium-sized industrial coal powder boilers, the storage shape of coal dust
Formula is with tubular tower structure；Since large span variation is presented vulnerable to a variety of objective factors in the physical flow of coal dust, make its
Discharging, feed, the site technology processing difficulty of three big links of metering are very big, and feeder pipe feed control characteristic is poor, break again and again
The out-of-control conditions such as material, slug, the accurate and stably feeding for really meeting production engineering specifications are almost impossible.Therefore it develops a kind of suitable
The coal dust charging gear for capableing of stability and high efficiency used together in small and medium-sized industrial coal powder boilers is market in urgent need.
Referring to Figure 1, notification number is that the Chinese invention patent of CN203099877U discloses a kind of thorough coal dust of powder supply
Tower apparatus, including the successively pulverized coal bin 1 of connection, undergauge section 2, coal dust transfer hopper 4, coal dust drop pipe 6, coal chute from top to bottom
10, powder sinking tube 12 and air supply tube 13.4 upper end of coal dust transfer hopper is connected in a support platform 3；The support is flat
Platform 3 is supported by braced frame 7.The coal dust transfer hopper 4 has a pair of of small room 41,42 (relative to the coal dust in the application
Storehouse), the bottom of each small room 41,42 is equipped with a dovetail groove 19, and 19 bottom of dovetail groove is equipped with square orifice, is connected by the square orifice
It is connected to coal dust drop pipe 6.Coal dust, which is equipped with, in the dovetail groove 19 stirs screw rod 5.Spiral shell of delivering coal is equipped in the coal chute 10
Spinner handle 9, it is described deliver coal screw rod 9 and coal dust agitation screw rod 5 respectively by motor 8 and 15 drive.The end of the coal chute 10
Top aperture and coal dust recoil 11 connection of bag, the end lower section aperture of the coal chute 10 and 12 connection of powder sinking tube；Institute
Air supply tube 13 is stated to connect with blower 14.
The coal chute (being equivalent to cylinder) of the coal dust tower and the length for screw rod of delivering coal is longer, while screw rod of delivering coal is sent
Expect that stroke is big, electric efficiency is low, and screw rod of delivering coal influences the service life for a long time by the counter-force contrary with delivering coal.
Summary of the invention
It is an object of that present invention to provide a kind of coal dust tower, feeding stroke is short, high-efficient.
In order to achieve the above-mentioned advantages, the present invention provides a kind of coal dust tower, including pulverized coal bin and coal dust charging gear, including cylinder,
It is contained in the intracorporal rotation axis of cylinder, the rotation axis is externally provided at least a pair of contrary left side helical blade with gap
With right side helical blade, cylinder position corresponding with left side helical blade left end, the right side helical blade right end
It is respectively equipped with feed inlet, the cylinder is equipped with the interstitial site pair between the left side helical blade and the right side helical blade
The discharge port answered, each described feed inlet are connected separately with a pulverized coal bin.
In one embodiment of coal dust tower of the invention, the cylinder is equipped with and the left side helical blade and the right side
The corresponding access hole of interstitial site between the helical blade of side.
In one embodiment of coal dust tower of the invention, the access hole is removably connected with access cover.
In one embodiment of coal dust tower of the invention, the coal dust charging gear further includes for driving the rotation
The motor of axis rotation.
In one embodiment of coal dust tower of the invention, the motor is servo motor or stepper motor.
In one embodiment of coal dust tower of the invention, the feed inlet and/or the discharge port are connected with connecting tube,
The connecting tube is equipped with connecting flange backwards to the end of the cylinder.
In one embodiment of coal dust tower of the invention, the rotation axis is externally provided with multipair contrary with gap
Left side helical blade and right side helical blade.
In one embodiment of coal dust tower of the invention, the rotation axis and the cylinder both ends are rotated by bearing and are connected
It connects.
In one embodiment of coal dust tower of the invention, the left side helical blade and the right side helical blade be not by
Rust steel is made.
In the present invention, the rotation axis be externally provided at least a pair of contrary left side helical blade with gap and
Right side helical blade, cylinder position point corresponding with left side helical blade left end, the right side helical blade right end
Not She You feed inlet, the cylinder be equipped between the left side helical blade and the right side helical blade interstitial site it is corresponding
Discharge port.The length of cylinder and rotation axis is shorter, on the other hand the conveying row of left side helical blade and right side helical blade
Journey is short, and motor load is low, and counter-force suffered by left side helical blade and right side helical blade is on the contrary, power suffered by rotation axis is mainly
Internal force, charging gear service life are secure.
Detailed description of the invention
Fig. 1 show a kind of structural schematic diagram of existing coal dust tower.
Fig. 2 show the structural schematic diagram of the coal dust charging gear of first embodiment of the invention.
Fig. 3 show the structural schematic diagram of the coal dust charging gear of second embodiment of the invention.
Fig. 4 show the structural schematic diagram of the coal dust of first embodiment of the invention.
Specific embodiment
It is of the invention to reach the technical means and efficacy that predetermined goal of the invention is taken further to illustrate, below in conjunction with
Attached drawing and preferred embodiment, to specific embodiment, structure, feature and its effect is proposed according to the present invention, detailed description is as follows.
Refer to Fig. 2, the coal dust charging gear of first embodiment of the invention, including cylinder 3, turn being contained in cylinder 3
Moving axis 4, rotation axis 4 are externally provided at least a pair of contrary left side helical blade 5 and right side helical blade 7 with gap,
The position corresponding with 5 left end of left side helical blade, 7 right end of right side helical blade of cylinder 3 is respectively equipped with feed inlet 2,8, and cylinder 3 is set
There is between left side helical blade 5 and right side helical blade 7 the corresponding discharge port 8 of interstitial site.
Cylinder 3 is equipped with the corresponding access hole 6 of interstitial site between left side helical blade 5 and right side helical blade 7.
Access hole 6 is removably connected with access cover 61.Coal dust charging gear further includes the electricity for driving rotation axis 4 to rotate
Machine 1.Motor 1 is servo motor or stepper motor.
Feed inlet 2,8 and/or discharge port 8 are connected with connecting tube 9, which is equipped with connection method backwards to the end of cylinder 3
Orchid 91.
Rotation axis 4 and 3 both ends of cylinder are rotatablely connected by bearing.
Left side helical blade 5 and right side helical blade 7 are made of stainless steel.In order to guarantee the service life of charging gear more
Long, left side helical blade 5 and right side helical blade 7 are made of wear resistant and rustproof compression-resistant material.
After the powder-feeding amount for opening the adjustment setting of motor 1, coal dust falls into feed inlet 2, by left side helical blade 5 and right side spiral shell
It under vane piece 7 pushes, respectively transports to centre, is most transported afterwards through discharge port 8, realize stably feeding.
Refer to Fig. 3, the coal dust charging gear of second embodiment of the invention, rotation axis 4 is externally provided with multipair with gap
Contrary left side helical blade 5 and right side helical blade 7.
Fig. 4 is referred to, each feed inlet is connected separately with a pulverized coal bin in the coal dust tower of first embodiment of the invention
10。
In the present invention, the rotation axis be externally provided at least a pair of contrary left side helical blade with gap and
Right side helical blade, cylinder position point corresponding with left side helical blade left end, the right side helical blade right end
Not She You feed inlet, the cylinder be equipped between the left side helical blade and the right side helical blade interstitial site it is corresponding
Discharge port.The length of cylinder and rotation axis is shorter, on the other hand the conveying row of left side helical blade and right side helical blade
Journey is short, and motor load is low, and counter-force suffered by left side helical blade and right side helical blade is on the contrary, power suffered by rotation axis is mainly
Internal force, charging gear service life are secure.
More than, it is only presently preferred embodiments of the present invention, is not intended to limit the present invention in any form, although this
Invention has been disclosed in a preferred embodiment above, and however, it is not intended to limit the invention, any person skilled in the art,
It does not depart within the scope of technical solution of the present invention, when the technology contents using the disclosure above make a little change or are modified to equivalent
The equivalent embodiment of variation, but without departing from the technical solutions of the present invention, according to the technical essence of the invention to the above reality
Any simple modification, equivalent variations and modification made by example are applied, all of which are still within the scope of the technical scheme of the invention.
Claims (9)
1. a kind of coal dust tower, including pulverized coal bin and coal dust charging gear, including cylinder, it is contained in the intracorporal rotation axis of cylinder, it is special
Sign is that the rotation axis is externally provided at least a pair of contrary left side helical blade and right side helical-blade with gap
Piece, cylinder position corresponding with left side helical blade left end, the right side helical blade right end are respectively equipped with charging
Mouthful, the cylinder is equipped with the corresponding discharge port of interstitial site between the left side helical blade and the right side helical blade,
Each described feed inlet is connected separately with a pulverized coal bin.
2. coal dust tower according to claim 1, which is characterized in that the cylinder is equipped with and the left side helical blade and institute
State the corresponding access hole of interstitial site between the helical blade of right side.
3. coal dust tower according to claim 1, which is characterized in that the access hole is removably connected with access cover.
4. coal dust tower according to claim 1, which is characterized in that the coal dust charging gear further includes described for driving
The motor of rotation axis rotation.
5. coal dust tower according to claim 4, which is characterized in that the motor is servo motor or stepper motor.
6. coal dust tower according to claim 1, which is characterized in that the feed inlet and/or the discharge port are connected with
Adapter tube, the connecting tube are equipped with connecting flange backwards to the end of the cylinder.
7. coal dust tower according to claim 1, which is characterized in that the rotation axis is externally provided with the multipair direction with gap
Opposite left side helical blade and right side helical blade.
8. coal dust tower according to any one of claims 1-7, which is characterized in that the rotation axis and the cylinder two
End is rotatablely connected by bearing.
9. coal dust tower according to any one of claims 1-7, which is characterized in that the left side helical blade and described
Right side helical blade is made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811287557.2A CN109502374A (en) | 2018-10-31 | 2018-10-31 | A kind of coal dust tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811287557.2A CN109502374A (en) | 2018-10-31 | 2018-10-31 | A kind of coal dust tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109502374A true CN109502374A (en) | 2019-03-22 |
Family
ID=65747261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811287557.2A Pending CN109502374A (en) | 2018-10-31 | 2018-10-31 | A kind of coal dust tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109502374A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111086820A (en) * | 2019-12-31 | 2020-05-01 | 广东大唐国际雷州发电有限责任公司 | Coal storage and distribution structure |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07256644A (en) * | 1994-03-25 | 1995-10-09 | Miike Tekkosho:Kk | Device for volume-reducing and solidifying waste constaining waste plastic material |
| CN202245153U (en) * | 2011-09-02 | 2012-05-30 | 李三济 | Multifunctional spiral conveyor |
| CN203327496U (en) * | 2013-06-13 | 2013-12-11 | 四川农业大学 | Rice planter wheel imprint filling device |
| CN210162808U (en) * | 2018-10-31 | 2020-03-20 | 浙江君华世野新能源设备有限公司 | Pulverized coal tower |
-
2018
- 2018-10-31 CN CN201811287557.2A patent/CN109502374A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07256644A (en) * | 1994-03-25 | 1995-10-09 | Miike Tekkosho:Kk | Device for volume-reducing and solidifying waste constaining waste plastic material |
| CN202245153U (en) * | 2011-09-02 | 2012-05-30 | 李三济 | Multifunctional spiral conveyor |
| CN203327496U (en) * | 2013-06-13 | 2013-12-11 | 四川农业大学 | Rice planter wheel imprint filling device |
| CN210162808U (en) * | 2018-10-31 | 2020-03-20 | 浙江君华世野新能源设备有限公司 | Pulverized coal tower |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111086820A (en) * | 2019-12-31 | 2020-05-01 | 广东大唐国际雷州发电有限责任公司 | Coal storage and distribution structure |
| CN111086820B (en) * | 2019-12-31 | 2024-06-04 | 广东大唐国际雷州发电有限责任公司 | Coal storage cloth structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201458346U (en) | Pulseless coal powder feeding device | |
| CN101575053A (en) | Pulse-free coal powder supply device | |
| CN201506642U (en) | Multifunctional biomass fuel transfer device | |
| CN203903406U (en) | A screw conveyor capable of preventing material blocking | |
| CN109502374A (en) | A kind of coal dust tower | |
| CN101314430A (en) | Blade wheel feeder | |
| CN202464739U (en) | Variable-section discharging hopper | |
| CN209009690U (en) | Multi-joint auger bin discharger | |
| CN103552774B (en) | The anti-block apparatus of conveyor screw | |
| CN205555317U (en) | Depiler before refuse furnace | |
| CN204110813U (en) | Double helix forage grass material weighing feeder | |
| CN204682186U (en) | A kind of prawn culturing fodder thrower | |
| CN201647593U (en) | Unequal-diameter and unequal-pitch screw type coal feeder | |
| CN201890586U (en) | Spiral conveyer | |
| CN210162808U (en) | Pulverized coal tower | |
| CN109357279A (en) | A kind of coal dust charging gear | |
| CN203581697U (en) | Anti-blocking device of screw conveyer | |
| CN201925944U (en) | Feeding device using powdered fuel boiler | |
| CN202897570U (en) | Groove type spiral material-delivering system | |
| CN208103410U (en) | A kind of feeding device avoiding blocking | |
| CN207792146U (en) | Flavoring machine and its hopper component and center feeding material component | |
| CN201068333Y (en) | Impeller feeder | |
| CN206955251U (en) | The feeding unit and blanking device pushed away before carrying | |
| CN203048026U (en) | Spiral conveyor | |
| CN105173781B (en) | Raw material storage dispensing devices |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: No. 6016, floor 1, building 6, No. 51, yuedongnan Road, Doumen street, Yuecheng District, Shaoxing City, Zhejiang Province Applicant after: Zhejiang Junhua shiye new energy equipment Co., Ltd Address before: 312000, No. 6016, 1st floor, Building No. 6, 51 Yuedong Road, Doumen Street, Goujiang, Yuecheng District, Shaoxing City, Zhejiang Province Applicant before: Zhejiang Shiye Energy Conservation and Environmental Protection Technology Co., Ltd. |
|
| CB02 | Change of applicant information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhang Youhong Inventor after: Su Weihuang Inventor after: Wang Gai Inventor after: Pan Yaoyao Inventor after: Di Xiaofeng Inventor after: Liu Xiaoliu Inventor after: Yu Guangchao Inventor before: Zhang Youhong Inventor before: Su Guanghuang Inventor before: Wang Gai Inventor before: Pan Yaoyao Inventor before: Di Xiaofeng Inventor before: Liu Xiaoliu Inventor before: Yu Guangchao |
|
| CB03 | Change of inventor or designer information |