CN208948374U - Boiler fly ash air-transport system - Google Patents
Boiler fly ash air-transport system Download PDFInfo
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- CN208948374U CN208948374U CN201821122553.4U CN201821122553U CN208948374U CN 208948374 U CN208948374 U CN 208948374U CN 201821122553 U CN201821122553 U CN 201821122553U CN 208948374 U CN208948374 U CN 208948374U
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- pipe
- air
- fly ash
- pump housing
- transport system
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Abstract
The utility model relates to a kind of boiler fly ash air-transport systems, including bag filter, terminal storehouse, jet pump, blower and delivery pipe, no less than two groups of screw feeding devices are equipped with below bag filter, the screw feeding device feed inlet is correspondingly connected in bag filter discharge port, jet pump feed end is extended to by passage below screw feeding device discharge port, the jet pump feed end is equipped with the wind stopping device of corresponding passage；Jet pump is set, the flyash in bag filter is fed directly to terminal storehouse, carries out centralized collection processing, is convenient for later-stage utilization, the pollution for avoiding secondary transhipment from being formed.
Description
Technical field
The utility model relates to powder conveying apparatus, in particular to a kind of boiler fly ash air-transport system.
Background technique
With the raising of state environment protecting standard, the dust purification generated in boiler waste gas is increasingly by the weight of people
Depending on, boiler fly ash recycles and the consciousness comprehensively utilized gradually increases, in the prior art generally using deduster to flyash into
Row is collected, but containing will affect its purification efficiency after more flyash inside deduster, the flyash in deduster needs timing
It clears up and collects, which is easy to produce secondary pollution.
Utility model content
To solve the above-mentioned problems, it provides that a kind of structure is simple, is able to carry out the cleaning equipment of boiler fly ash collection, this
Utility model devises a kind of boiler fly ash air-transport system.
The utility model the specific technical proposal is: a kind of boiler fly ash air-transport system, including bag filter,
Terminal storehouse, jet pump, blower and delivery pipe, bag filter lower section are equipped with no less than two groups of screw feeding devices, the spiral
Feeding device feed inlet, which is correspondingly connected with, to be extended below bag filter discharge port, screw feeding device discharge port by passage
To jet pump feed end, the jet pump feed end is equipped with the wind stopping device of corresponding passage；
The jet pump includes the pump housing, air inlet pipe, square tube component, and air inlet pipe is connected to pump housing inner cavity, institute by square tube component
Square tube component internal is stated equipped with hollow pipe, hollow pipe both ends correspondence protrudes into air inlet pipe or pump housing inner cavity；Hollow pipe is placed in the pump housing
Portions end is equipped with nozzle by dismountable mode, and the nozzle is the conical pipe of forward end seal, and front end surface is equipped with
In the exhaust vent of array distribution；The bypass pipe that tube side part is equipped with connection pump housing lower end is entered the wind, the pump housing inner cavity is equipped with corresponding spray
Air distribution mechanism below mouth；Pump housing portion is equipped with the discharge nozzle of corresponding nozzle, and the jet pump discharge nozzle is extended to by delivery pipe
Terminal storehouse, jet pump air inlet pipe are converged by conduit and are connected on the air outlet of blower.
Preferably, square tube component both ends are equipped with stretching side by flanged joint air inlet pipe and the pump housing, hollow pipe outer wall
The wiper arm of tube assembly, the square tube component outer wall correspond to the strip-shaped hole axially extending along hollow pipe of wiper arm, flange or square tube
Component outer wall is equipped with the screw thread adjusting rod of corresponding wiper arm.
Preferably, hollow pipe both ends outer wall is equipped with the sealing mechanism of corresponding air inlet pipe or the pump housing, the sealing mechanism
Including packing_seal circle or labyrinth seal or platen sealing ring.
Preferably, the screw thread adjusting rod passes through wiper arm and extends along square tube length component direction, and end is connected
In flange or square tube component outer wall, screw thread adjusting rod outer wall is equipped with the limit screw cap of corresponding wiper arm two sides.
Preferably, the air distribution mechanism is the horizontal partition being connected with pump housing inner cavity, and array distribution is worn on partition
Hole, partition top are equipped with strainer.The blower is roots blower.
Preferably, screw feeding device includes feed pipe and the shaft for being placed in charging tube cavity, the shaft outer wall
It is attached with spiral stock guide, edge is hinged with supporting plate in feed inlet, and the supporting plate free end, which tilts and corresponds to discharge port direction, puts
It sets on spiral stock guide.
Preferably, feed pipe is equipped with no less than a feed inlet, the feed inlet and is connected to cloth bag by leading mouth
Deduster discharge port.Terminal storehouse upper end is equipped with pressure relief opening, and the pressure relief opening has been correspondingly connected with spiral gas wash tower or cloth bag
Deduster.
It is correspondingly connected at boiler waste gas discharge after bag filter charging, the jet pump is two.
Advantageous effects: the flyash in bag filter is fed directly to terminal storehouse, is collected by setting jet pump
Middle collection processing, is convenient for later-stage utilization, the pollution for avoiding secondary transhipment from being formed.
Detailed description of the invention
Fig. 1 is present apparatus structure diagram；
Fig. 2 is jet pump assembling schematic diagram；
Fig. 3 is jet pump mechanism schematic diagram；
Fig. 4 is nozzle arrangements schematic diagram；
Fig. 5 is screw feeding device structural schematic diagram.
1 bag filter, 2 screw feeding devices, 3 blowers, 4 jet pumps, 5 wind stopping devices, 6 delivery pipes, 7 terminal storehouses, 8 in figure
Spiral gas wash tower, 21 feed pipes, 22 shafts, 23 motors, 41 square tube components, 42 air inlet pipe, 43 bypass pipes, 44 pump housings, 45 dischargings
Pipe, 46 partitions, 47 screw thread adjusting rods, 48 nozzles, 49 hollow pipes.
Specific embodiment
A kind of boiler fly ash air-transport system, referring to Fig. 1-5: including bag filter 1, terminal storehouse 7, jet pump 4,
Blower 3 and delivery pipe 6, are equipped with no less than two groups of screw feeding devices 2 below bag filter 1, the screw feeding device 2 into
Material mouth, which is correspondingly connected with, extends to jet pump by passage below 1 discharge port of bag filter, 2 discharge port of screw feeding device
4 feed ends, 4 feed end of jet pump are equipped with the wind stopping device 5 of corresponding passage；
The jet pump 4 includes the pump housing 44, air inlet pipe 42, square tube component 41, and air inlet pipe 42 is connected to by square tube component 41
44 inner cavity of the pump housing, hollow pipe 49 is equipped with inside the square tube component 41, and 49 both ends of hollow pipe correspondence protrudes into air inlet pipe 42 or the pump housing
44 inner cavities；Hollow pipe 49 is placed in 44 inner part end of the pump housing and is equipped with nozzle 48 by dismountable mode, and the nozzle 48 is
The conical pipe of forward end seal, front end surface are equipped with the exhaust vent in array distribution；Tube side part is entered the wind to be equipped under the connection pump housing 44
The bypass pipe 43 at end, 44 inner cavity of the pump housing are equipped with 3 structure of cloth blower of 48 lower section of corresponding nozzle；The pump housing 44 are equipped with corresponding nozzle
48 discharge nozzle 45,4 discharge nozzle 45 of jet pump extend to terminal storehouse 7 by delivery pipe 6, and 4 air inlet pipe 42 of jet pump passes through
Conduit converges and is connected on the air outlet of blower 3.
By flanged joint air inlet pipe 42 and the pump housing 44,49 outer wall of hollow pipe, which is equipped with, stretches out square tube group at square tube component 41 both ends
The wiper arm of part 41,41 outer wall of square tube component correspond to the strip-shaped hole axially extending along hollow pipe 49 of wiper arm, flange or side
41 outer wall of tube assembly is equipped with the screw thread adjusting rod 47 of corresponding wiper arm.
49 both ends outer wall of hollow pipe is equipped with the sealing mechanism of corresponding air inlet pipe 42 or the pump housing 44, and the sealing mechanism includes disk
Root sealing ring or labyrinth seal or platen sealing ring.
The screw thread adjusting rod 47 pass through wiper arm and along 41 length direction of square tube component extend, end be connected in flange or
41 outer wall of person's square tube component, 47 outer wall of screw thread adjusting rod are equipped with the limit screw cap of corresponding wiper arm two sides.
The air distribution mechanism is the horizontal partition 46 being connected with 44 inner cavity of the pump housing, and array distribution has perforation on partition 46, every
Strainer is equipped with above plate 46.The blower 3 is roots blower.48 outer wall of nozzle is equipped with the external screw thread of corresponding 49 inner cavity of hollow pipe.
Screw feeding device 2 includes feed pipe 21 and the shaft 22 for being placed in 21 inner cavity of feed pipe, and 22 outer wall of shaft is attached
Have a spiral stock guide, along supporting plate is hinged in feed inlet, the supporting plate free end tilts to discharge port direction and corresponds to placement
On spiral stock guide.22 one end of shaft is stretched out feed pipe 21 and is correspondingly connected on motor 23.
Feed pipe 21 is equipped with a no less than feed inlet, and the feed inlet is connected to bag filter 1 by leading mouth and goes out
Material mouth.Bag filter 1 is correspondingly connected at boiler waste gas discharge after feeding, and the jet pump 4 is two.
It is equipped at 1 bottom discharge port of bag filter and is connected to screw feeding device 2 by leading mouth, can guarantee that material is fast
Speed smoothly enters feed pipe 21.
48 end of nozzle is arranged multiple exhaust vents and forms honeycomb outlet air, guarantees the diversity of outlet air, effectively improves powder
With the mixed of gas, guarantee conveying effect；Be arranged air-distribution device, by air-distribution device by the air distribution plate of 44 bottom of the pump housing into
Row cloth wind, dust are blown afloat by bypass pipe 43, guarantee that bottom will not deposit dust.Powder is isolated by strainer,
Powder is avoided to leak out.It is adjusted by the thread bar 47 and adjusts the length that hollow pipe 49 protrudes into the pump housing 44, can be fitted according to material
Answering property is adjusted.
2 shaft 22 of screw feeding device has been correspondingly connected with motor 23, and shaft 22 is rotated with motor 23, and supporting plate is arranged with spiral
Stock guide upper and lower supporter is dynamic, and supporting plate rotates with spiral stock guide and does reciprocating picking-up upwards and act in discharge process, avoids object
Material is hoarded in 1 exit of bag filter and influences discharge velocity.
4 air inlet pipe 42 of jet pump is arranged to converge by conduit and be connected on the air outlet of blower 3, two groups of sprays
It penetrates pump 4 and carries out air feed using a blower 3；Reduce equipment investment expense.
It is arranged below multiple groups bag filter 1 or bag filter 1 and is equipped with multiple groups discharge port, multiple spot material passes through spiral
Material guide device carries out multiple spot material concentration, improves discharge velocity.Screw feeding device 2 and jet pump 4 are carried out by wind stopping device 5
Switching guarantees sealing effect.
7 upper end of terminal storehouse is equipped with pressure relief opening, and the pressure relief opening has been correspondingly connected with spiral gas wash tower 8 or bag-type dust
Device 1.It avoids the 7 inner wall air pressure of terminal storehouse excessive, pressure relief opening is set, spiral gas wash tower 8 or bag filter are set at pressure relief opening
1, avoid dust pollution.
The material feeding box of corresponding delivery pipe 6 is equipped with above terminal storehouse 7, by the spiral dedusting mechanism in material feeding box be dust with
Wind-force is detached from, and the flyash after disengaging falls into terminal storehouse 7.
Claims (9)
1. a kind of boiler fly ash air-transport system, including bag filter (1), terminal storehouse (7), jet pump (4), blower
(3) and delivery pipe (6), it is characterized in that: being equipped with no less than two groups of screw feeding devices (2), the spiral shell below bag filter (1)
Rotation feeding device (2) feed inlet is correspondingly connected with logical below bag filter (1) discharge port, screw feeding device (2) discharge port
It crosses passage and extends to jet pump (4) feed end, jet pump (4) feed end is equipped with the wind stopping device (5) of corresponding passage；
The jet pump (4) includes the pump housing (44), air inlet pipe (42), square tube component (41), and air inlet pipe (42) passes through square tube component
(41) it is connected to the pump housing (44) inner cavity, is equipped with hollow pipe (49) inside the square tube component (41), hollow pipe (49) both ends correspondence is stretched
Enter air inlet pipe (42) or the pump housing (44) inner cavity；Hollow pipe (49) is placed in the pump housing (44) inner part end and is filled by dismountable mode
Equipped with nozzle (48), the nozzle (48) is the conical pipe of forward end seal, and front end surface is equipped with the exhaust vent in array distribution；
The bypass pipe (43) that tube side part is equipped with the connection pump housing (44) lower end is entered the wind, the pump housing (44) inner cavity is equipped under corresponding nozzle (48)
The air distribution mechanism of side；The pump housing (44) portion is equipped with the discharge nozzle of corresponding nozzle (48), and jet pump (4) discharge nozzle passes through delivery pipe
(6) it extends to terminal storehouse (7), jet pump (4) air inlet pipe (42) is converged by conduit and is connected on the air outlet of blower (3).
2. boiler fly ash air-transport system according to claim 1, it is characterized in that: square tube component (41) both ends pass through
Flanged joint air inlet pipe (42) and the pump housing (44), hollow pipe (49) outer wall are equipped with the wiper arm for stretching out square tube component (41), the side
Tube assembly (41) outer wall corresponds to the strip-shaped hole axially extending along hollow pipe (49) of wiper arm, flange or square tube component (41) outer wall
Screw thread adjusting rod (47) equipped with corresponding wiper arm.
3. boiler fly ash air-transport system according to claim 1, it is characterized in that: hollow pipe (49) both ends outer wall is set
There is the sealing mechanism of corresponding air inlet pipe (42) or the pump housing (44), the sealing mechanism includes packing_seal circle or labyrinth seal
Or platen sealing ring.
4. boiler fly ash air-transport system according to claim 2, it is characterized in that: the screw thread adjusting rod (47) is worn
It crosses wiper arm and extends along square tube component (41) length direction, end is connected in flange or square tube component (41) outer wall, screw thread
Adjusting rod (47) outer wall is equipped with the limit screw cap of corresponding wiper arm two sides.
5. boiler fly ash air-transport system according to claim 1, it is characterized in that: the air distribution mechanism is horizontal solid
Connect the partition (46) with the pump housing (44) inner cavity, array distribution has perforation on partition (46), is equipped with strainer above partition (46).
6. boiler fly ash air-transport system according to claim 1, it is characterized in that: the blower (3) is Roots's wind
Machine.
7. boiler fly ash air-transport system according to claim 1, it is characterized in that: screw feeding device (2) includes
Feed pipe (21) and the shaft (22) for being placed in feed pipe (21) inner cavity, shaft (22) outer wall are attached with spiral stock guide, into
Along supporting plate is hinged in material mouth, the supporting plate free end tilts and corresponds to discharge port direction and places on spiral stock guide.
8. boiler fly ash air-transport system according to claim 2, it is characterized in that: feed pipe (21) is equipped with much
In a feed inlet, the feed inlet is connected to bag filter (1) discharge port by leading mouth.
9. boiler fly ash air-transport system according to claim 1, it is characterized in that: the terminal storehouse (7) upper end is set
There is pressure relief opening, the pressure relief opening has been correspondingly connected with spiral gas wash tower (8) or bag filter (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821122553.4U CN208948374U (en) | 2018-07-16 | 2018-07-16 | Boiler fly ash air-transport system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821122553.4U CN208948374U (en) | 2018-07-16 | 2018-07-16 | Boiler fly ash air-transport system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208948374U true CN208948374U (en) | 2019-06-07 |
Family
ID=66732048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821122553.4U Active CN208948374U (en) | 2018-07-16 | 2018-07-16 | Boiler fly ash air-transport system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208948374U (en) |
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2018
- 2018-07-16 CN CN201821122553.4U patent/CN208948374U/en active Active
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