CN207346786U - A kind of defeated ash cellar pump of economizer - Google Patents
A kind of defeated ash cellar pump of economizer Download PDFInfo
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- CN207346786U CN207346786U CN201721181255.8U CN201721181255U CN207346786U CN 207346786 U CN207346786 U CN 207346786U CN 201721181255 U CN201721181255 U CN 201721181255U CN 207346786 U CN207346786 U CN 207346786U
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- pump barrel
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- pipe
- conical head
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Abstract
The utility model belongs to Electric Power Generating Equipment technical field.A kind of defeated ash cellar pump of economizer, including ellipsoidal head, pump barrel and conical head；The ellipsoidal head, pump barrel and conical head welding fabrication successively from top to bottom；Centre is provided with exhaust pipe at the top of the ellipsoidal head；The side wall of the pump barrel is equipped with feed inlet, the pump barrel is externally provided with compressed air distributor, the bottom of the conical head is equipped with air inlet, the compressed air distributor is connected by air inlet pipe with air inlet, discharge gate is additionally provided with the conical head, the discharge gate is connected by drainage conduit with device for discharging, binder pipe is additionally provided with the air distributor, the binder pipe is located at the top of feed inlet, the binder pipe gos deep into the pump barrel and vertical with the vertical direction of pump barrel, and some pores are offered on the binder pipe in the pump barrel.The utility model is simple in structure, and equipment volume is small, occupies little space, and easy sticker ash or stifled ash, service life length are not allowed in the pump of storehouse.
Description
Technical field
The utility model belongs to Electric Power Generating Equipment technical field, more particularly to a kind of defeated ash cellar pump of economizer.
Background technology
Storehouse pump is also known as cone pump, is a kind of reliable close of (about below 700kPa) conveying powder material under high pressure
Phase dynamic pressure Pneumatic conveyer.In thermal power plant, the defeated ash cellar pump of economizer utilizes compressed air by solid granular medium
It is transported to the pump housing of designated position.The defeated ash cellar pump of existing economizer due to complicated, the inner wall of storehouse pump easily paste ash or
Ash is easily blocked up in pump housing bottom, causes the defeated ash cellar pump volume of the easy aging of equipment, short life, and existing economizer bigger than normal,
Complicated, occupied space is big, is unfavorable for promoting the use of.
Utility model content
For above-mentioned technical problem, the purpose of the use of the new type is to provide a kind of simple in structure, and equipment volume is small, takes
The small economizer conveying storehouse in space pumps, and does not allow easy sticker ash or stifled ash, service life to grow in the pump of the storehouse.
To reach above-mentioned purpose, technical solution is used by the utility model：
A kind of defeated ash cellar pump of economizer, including ellipsoidal head, pump barrel and conical head；The ellipsoidal head, pump barrel
With conical head welding fabrication successively from top to bottom；Centre is provided with exhaust pipe at the top of the ellipsoidal head；The exhaust
Compensator is equipped with above pipe, the side wall of the pump barrel is equipped with feed inlet, and the feed inlet is equipped with gate, and the pump barrel is externally provided with
Compressed air distributor, the bottom of the conical head are equipped with air inlet, and the compressed air distributor passes through air inlet pipe and institute
Air inlet connection is stated, is additionally provided with discharge gate on the conical head, the discharge gate is connected by drainage conduit with device for discharging, institute
State and binder pipe is additionally provided with air distributor, the binder pipe is located at the top of the feed inlet, and the binder pipe is deeply described
Set in pump barrel and laterally, some pores are offered on the binder pipe side wall in the pump barrel.
Preferably, the exhaust pipe is equipped with air bleeding valve, and the air inlet pipe is equipped with intake valve, in the drainage conduit
Equipped with blow-off valve.
Preferably, the pump barrel outer wall is equipped with PLC intelligent controllers, and level detector, the PLC intelligence are equipped with the pump barrel
Controller is electrically connected with the gate, air bleeding valve, intake valve, blow-off valve, compressed air distributor and level detector respectively.
Preferably, the top of the conical head is equipped with bearing, and the lower part of the bearing is connected by backing plate with leg.
Preferably, be additionally provided with service valve between the ellipsoidal head and the exhaust pipe, the ellipsoidal head with
The service valve passes through flanged joint by flanged joint, the exhaust pipe with compensator.
Preferably, it is equipped with wearing layer in the ellipsoidal head, pump barrel and conical head inner wall surface.
Preferably, the air bleeding valve is swing type ceramic valve or bimetallic gate valve.
Preferably, the compensator is FlexbleJoint.
Due to the adoption of the above technical scheme, the utility model has the advantages that：
1. the defeated ash cellar pump of the economizer of the utility model is the flowed energy using compressed air distributor, in closed storehouse
It is a kind of concrete application of fluidization technology, suitable for thermal power plant along airflow direction conveying granular material in pump.Pass through
Binder pipe is set in pump barrel, and the binder pipe is located at the top of the feed inlet, and the binder pipe gos deep into the pump barrel simultaneously
It is vertical with the vertical direction of the pump barrel, some pores are offered on the binder pipe in the pump barrel, binder pipe can promote pump barrel
Interior dust or powder down moves, and storehouse pump inner wall does not allow easy sticker grey.In addition, the compressed air distributor is passed through into air inlet pipe
It is connected with the air inlet of conical head bottom, and the discharge gate is arranged on the conical head, the discharge
Mouthful be connected by drainage conduit with device for discharging, make the delivery air direction conical head of compressed air hose, can reduce dust or
Powder is deposited on the phenomenon of conical head bottom, can effectively prevent storehouse pump and blocks.The utility model optimizes the structure of storehouse pump, changes
The defeated ash cellar pump configuration of economizer after is simple, and equipment volume is small, occupies little space, beneficial to the popularization and use of equipment.
2. the utility model sets material position by being equipped with PLC intelligent controllers in the pump barrel outer wall in the pump barrel
Device, by the PLC intelligent controllers respectively with the inlet valve, air bleeding valve, intake valve, blow-off valve, compressed air distributor with
And after level detector is electrically connected, it can realize the intelligentized control method of the defeated ash cellar pump of economizer.
3. the utility model between ellipsoidal head and the exhaust pipe by being additionally provided with service valve, convenient to overhaul defeated
Ash cellar pumps, and improves work efficiency, and reduces maintenance of equipment maintenance cost, saves human cost, and safeguards system is safe for operation.
4. the air bleeding valve is used swing type ceramic valve or bimetallic gate valve, traditional economizer storehouse by the utility model
The air bleeding valve of pump uses dome valve, and dome valve uses silica gel ring gas-flow closure, easy bite damage, and with cooling water temperature, water
Bad seals are serious when forcing down, the utility model air bleeding valve using swing type ceramic valve or bimetallic gate valve without cooling water and
Gas-flow closure, improves equipment dependability.
5. the utility model is respectively provided with wearing layer, energy in the ellipsoidal head, pump barrel and conical head inner wall surface
Effectively prevent from blocking, mitigate abrasion, solve the problems, such as that storehouse pump inter deterioration is serious, further increase storehouse pump uses the longevity
Life.
Brief description of the drawings
Fig. 1 is a kind of structure diagram of the defeated ash cellar pump of economizer of the utility model.
Wherein, reference numeral is：1- ellipsoidal heads；2- pump barrels；3- conical heads；4- exhaust pipes；5- compensators；6- into
Material mouth；7- compressed air distributors；8- devices for discharging；9- binder pipes；10-PLC intelligent controllers；11- level detectors；12- bearings；
13- legs；14- service valves；15- air inlet pipe, 16 drainage conduits.
Embodiment
The utility model is further described with specific embodiment below in conjunction with the accompanying drawings.
A kind of defeated ash cellar pump of economizer, including ellipsoidal head 1, pump barrel 2 and conical head 3；Ellipsoidal head, pump barrel 2
With the welding fabrication successively from top to bottom of conical head 3；1 top centre of ellipsoidal head is provided with exhaust pipe 4；On exhaust pipe 4
Side is equipped with compensator 5, and the side wall of pump barrel 2 is equipped with feed inlet 6, and feed inlet is equipped with gate, and pump barrel 2 is externally provided with compressed air distribution
Device 7, the bottom of conical head 3 are equipped with air inlet, and compressed air distributor 7 is connected by air inlet pipe 15 with air inlet, taper envelope
Discharge gate is additionally provided with first 3, discharge gate is connected by drainage conduit 16 with device for discharging 8, and binder pipe is additionally provided with air distributor
9, binder pipe 9 is located at the top of feed inlet 6, and binder pipe 9 gos deep into pump barrel 2 and laterally sets, 9 side wall of binder pipe in pump barrel 2
On offer some pores.
The utility model in pump barrel 2 by setting binder pipe 9, and binder pipe 9 is located at the top of feed inlet 6, and binder pipe 9 is deep
It is interior and vertical with the vertical direction of pump barrel 2 to enter pump barrel 2, some pores, 9 energy of binder pipe are offered on the binder pipe 9 in pump barrel 2
The dust in pump barrel 2 or powder is promoted down to move, storehouse pump inner wall does not allow easy sticker grey.In addition, compressed air distributor 7 is led to
The air inlet that air inlet pipe 15 is crossed with 3 bottom of conical head is connected, and discharge gate is arranged on conical head 3, and discharge gate leads to
Cross drainage conduit to be connected with device for discharging 8, the delivery air of compressed air hose is directed toward conical head 3, dust or powder can be reduced
Body is deposited on the phenomenon of 3 bottom of conical head, can effectively prevent storehouse pump and blocks.
Preferably, exhaust pipe 4 is equipped with air bleeding valve, and air inlet pipe 15 is equipped with intake valve, and drainage conduit 16 is equipped with blow-off valve.
Wherein, 2 outer wall of pump barrel is equipped with PLC intelligent controllers 10, and level detector 11, PLC intelligent controllers 10 are equipped with pump barrel 2
It is electrically connected respectively with gate, air bleeding valve, intake valve, blow-off valve, compressed air distributor 7 and level detector 11, can realizes province
The intelligentized control method of the defeated ash cellar pump of coal device.
Preferably, the top of conical head 3 is equipped with bearing 12, and the lower part of bearing 12 is connected by backing plate with leg 13.
Wherein, service valve 14 is additionally provided between ellipsoidal head 1 and exhaust pipe 4, ellipsoidal head 1 is logical with exhaust pipe 4
Flanged joint is crossed, exhaust pipe 4 passes through flanged joint with compensator 5.Can easy disassembly, defeated ash cellar pump convenient to overhaul, improves
Work efficiency, reduces maintenance of equipment maintenance cost, saves human cost, and safeguards system is safe for operation.
Solve the problems, such as that storehouse pump inter deterioration is serious, further increase the service life of storehouse pump, the present embodiment is ellipse
Wearing layer is equipped with 3 inner wall surface of circular head 1, pump barrel 2 and conical head.It is so designed that and can effectively prevent blocking, mitigates
Abrasion, extends the service life of storehouse pump.
Wherein, air bleeding valve is swing type ceramic valve or bimetallic gate valve.The air bleeding valve of traditional economizer storehouse pump uses
Dome valve, and dome valve uses silica gel ring gas-flow closure, easy bite damages, and with cooling water temperature, bad seals when hydraulic pressure is low
Seriously, the utility model air bleeding valve is improved using swing type ceramic valve or bimetallic gate valve without cooling water and gas-flow closure
Equipment dependability, the air bleeding valve of the utility model is preferably bimetallic gate valve.
Preferably, compensator 5 is FlexbleJoint 5.The effect of FlexbleJoint 5 is to facilitate the position of storehouse pump in operation
Move, ensure the safe operation of storehouse pump.
A kind of application method machine operation principle of economizer of the utility model defeated ash cellar pump is：
(1) charging process：The inlet valve of 2 side wall of pump barrel, the air bleeding valve of ellipsoidal head 1 are in PLC intelligent controllers 10
Control is lower to open, and the intake valve of air inlet pipe 15 is closed, and does not have compressed air, dust or powder material from feed inlet in the pump of storehouse
Interior charging.At the same time, the pressure in air inlet pipe 15 and binder pipe 9 gradually increases with compressed air distributor 7.After material is filled it up with,
Level detector 11 sends commutation signal or is controlled by setting time, and PLC intelligent controllers 10 move, and are transferred to feed status.
(2) course of conveying：The inlet valve of 2 side wall of pump barrel, the exhaust valve closure of ellipsoidal head 1, the air inlet of air inlet pipe 15
Valve is opened, and by air inlet pipe 15 into putting in storage in pump, feeding starts compressed air.When starting feeding, compressed air is suddenly into putting in storage
In pump, the pressure in air inlet pipe 15 and binder pipe 9 is caused drastically to decline, when feeding is nearly completed, pressure minimizes, material
Position device 11 sends commutation signal, and PLC intelligent controllers 10 act, and are transferred to state of charge.
Described above is the detailed description for the preferable possible embodiments of the utility model, but embodiment is not limited to
The patent claim of the utility model, the equal change or modification completed under the technical spirit suggested by all the utility model
Change, should all belong to the utility model and cover the scope of the claims.
Claims (8)
1. a kind of defeated ash cellar pump of economizer, it is characterised in that including ellipsoidal head, pump barrel and conical head；The ellipse
End socket, pump barrel and conical head welding fabrication successively from top to bottom；Centre is provided with exhaust pipe at the top of the ellipsoidal head；
Compensator is equipped with above the exhaust pipe, the side wall of the pump barrel is equipped with feed inlet, and the feed inlet is equipped with gate, the pump
Cylinder is externally provided with compressed air distributor, and the bottom of the conical head is equipped with air inlet, the compressed air distributor by into
Tracheae is connected with the air inlet, and discharge gate is additionally provided with the conical head, and the discharge gate is filled by drainage conduit and discharging
Connection is put, binder pipe is additionally provided with the air distributor, the binder pipe is located at the top of the feed inlet, the binder pipe
Go deep into the pump barrel and laterally set, some pores are offered on the binder pipe side wall in the pump barrel.
A kind of 2. defeated ash cellar pump of economizer according to claim 1, it is characterised in that：The exhaust pipe is equipped with exhaust
Valve, the air inlet pipe are equipped with intake valve, and the drainage conduit is equipped with blow-off valve.
A kind of 3. defeated ash cellar pump of economizer according to claim 2, it is characterised in that：The pump barrel outer wall is equipped with PLC intelligence
Can controller, be equipped with level detector in the pump barrel, the PLC intelligent controllers respectively with the gate, air bleeding valve, intake valve,
Blow-off valve, compressed air distributor and level detector are electrically connected.
A kind of 4. defeated ash cellar pump of economizer according to claim 1, it is characterised in that：The top of the conical head is equipped with
Bearing, the lower part of the bearing are connected by backing plate with leg.
A kind of 5. defeated ash cellar pump of economizer according to claim 1, it is characterised in that：The ellipsoidal head and the row
Service valve is additionally provided between tracheae, the ellipsoidal head is with the service valve by flanged joint, and the exhaust pipe is with mending
Repay device and pass through flanged joint.
A kind of 6. defeated ash cellar pump of economizer according to claim 1, it is characterised in that：The ellipsoidal head, pump barrel and
Wearing layer is equipped with conical head inner wall surface.
A kind of 7. defeated ash cellar pump of economizer according to claim 3, it is characterised in that：The air bleeding valve is swing type ceramics
Valve or bimetallic gate valve.
A kind of 8. defeated ash cellar pump of economizer according to claim 1, it is characterised in that：The compensator is ripple compensation
Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721181255.8U CN207346786U (en) | 2017-09-14 | 2017-09-14 | A kind of defeated ash cellar pump of economizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721181255.8U CN207346786U (en) | 2017-09-14 | 2017-09-14 | A kind of defeated ash cellar pump of economizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207346786U true CN207346786U (en) | 2018-05-11 |
Family
ID=62411111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721181255.8U Active CN207346786U (en) | 2017-09-14 | 2017-09-14 | A kind of defeated ash cellar pump of economizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207346786U (en) |
-
2017
- 2017-09-14 CN CN201721181255.8U patent/CN207346786U/en active Active
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