CN201431914Y - Pebble coal positive pressure pneumatic conveying device - Google Patents
Pebble coal positive pressure pneumatic conveying device Download PDFInfo
- Publication number
- CN201431914Y CN201431914Y CN2009201392298U CN200920139229U CN201431914Y CN 201431914 Y CN201431914 Y CN 201431914Y CN 2009201392298 U CN2009201392298 U CN 2009201392298U CN 200920139229 U CN200920139229 U CN 200920139229U CN 201431914 Y CN201431914 Y CN 201431914Y
- Authority
- CN
- China
- Prior art keywords
- stone coal
- valve
- warehouse
- help
- assembly
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Air Transport Of Granular Materials (AREA)
Abstract
The utility model discloses a pebble coal positive pressure pneumatic conveying device matched with a coal mill in a thermal power plant, which solves the problems of higher energy consumption and easy abrasion of pipelines in an existing pebble coal pneumatic conveying device. The utility model adopts a pebble coal collecting device which is composed of a pebble coal hopper assembly (2), a discharging pipe (12), an inlet valve (13) and a transmitter assembly (3), wherein the pebble coal hopper assembly (2) is arranged above the transmitter assembly (3) through the discharging pipe (12) and the inlet valve (13). The pebble coal positive pressure pneumatic conveying device has the advantages of lower energy consumption, and does not abrade pipelines.
Description
Affiliated technical field
The utility model relates to the corollary equipment of the coal pulverizer in a kind of thermal power plant, especially relates to the stone coal malleation Pneumatic conveyer that a kind of waste material one stone coal to coal pulverizer is cleared up and carried.
Background technology
Chinese patent CN201087034Y discloses a kind of like this pebble coal vacuum clearing system, its design feature is: comprise a plurality of stone coal collecting devices, the discharging opening of each stone coal collecting device is connected with a main delivery pipe by one section branch pipeline respectively, main delivery pipe one end is connected with vavuum pump through a stone coal bunker, airtight cleaning and induction system have so just been formed, because this system relies on the swabbing action of vavuum pump fully, make the enough negative pressure of formation in the system, make the stone coal be delivered to stone coal bunker purpose thereby reach by the negative pressure sucking-off, therefore, this system's negative pressure transportation speed is higher, the energy consumption that is produced is also higher, and simultaneously, pipeline is also easy to wear, in addition, the operation noise of vavuum pump is also bigger.
Summary of the invention
The purpose of this utility model provides that a kind of energy consumption is low, the nonabradable stone coal of pipeline malleation Pneumatic conveyer.
For achieving the above object, the utility model stone coal malleation Pneumatic conveyer, comprise a plurality of stone coal collecting devices, the discharging opening of each stone coal collecting device is connected with a main delivery pipe by one section branch pipeline respectively, main delivery pipe is connected with the stone coal bunker, the stone coal collecting device is made up of stone coal bunker assembly, discharge nozzle, inlet valve and transmitter assembly, and stone coal bunker assembly is arranged on transmitter assembly top by discharge nozzle, inlet valve.
Stone coal bunker assembly is made up of stone coal bunker inlet valve, warehouse, screen cloth, rupture pressure disc, level-sensing device, discharge nozzle, dump valve, bulky grain drain valve and water injector, stone coal bunker inlet valve, water injector and a level-sensing device are arranged on warehouse top, screen cloth is the Dou shape that inclines and is installed in the warehouse, be outside equipped with the bulky grain drain valve at screen cloth than the warehouse of low side, on the warehouse outer wall, rupture pressure disc is installed, is provided with dump valve and a level-sensing device in the warehouse bottom.
The transmitter assembly by the pump housing, elbow, help and blow device, bleeder valve, intake valve, transmitter level-sensing device and pressure transmission device and form, import of supercharging gas and pressure transmission device that the transmitter level-sensing device is connected with intake valve are arranged on pump housing top, pump housing bottom is connected to help and blows device by being provided with the auxiliary conveying gas import that can be connected with intake valve and the main elbow of carrying the gas import, help the other end that blows device to be connected with bleeder valve, help blow device be provided with can be connected with intake valve help the air blowing import.
After adopting this structure, owing to adopt compressed air as the transmitting power source, carry the gas import owing to be provided with the master again in the elbow bottom, compressed air carries the gas import to enter in the elbow by main, the stone coal particle sequentially pushed to help blow in the device, help air blowing to enter and help the stone coal that blows device to accelerate to the required minimum delivery speed of particle, thereby efficiently solve the blockage problem that causes because of the deposition of stone coal in pipeline, simultaneously, also realized material is moved with lowest speed, reduced energy consumption, reduced of the wearing and tearing of stone coal pipeline.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples.
Fig. 1 is the schematic top plan view of the utility model stone coal malleation Pneumatic conveyer.
Fig. 2 is the main cross-sectional schematic of the utility model stone coal malleation Pneumatic conveyer stone coal bunker assembly and transmitter assembly.
Among the figure: 1. coal pulverizer 2. stone coal bunker assemblies 3. transmitter assemblies 4. main delivery pipes 5. branch pipelines 6. stone coal bunkers 7. stone coal bunker inlet valves 8. warehouses 9. screen clothes 10. rupture pressure discs 11. level-sensing devices 12. discharge nozzles 13. inlet valves 14. pressure transmission devices 15. pump housings 16. elbows 17. help and blow device 18. bleeder valves 19. and help main conveying gas imports 21. auxiliary conveying gas import 22. intake valves 23. supercharging gas imports 24. transmitter level-sensing devices 25. dump valves 26. bulky grain drain valves 27. water injectors of air blowing import 20..
The specific embodiment
Fig. 1, the utility model stone coal malleation Pneumatic conveyer shown in Figure 2, comprise a plurality of stone coal collecting devices, the discharging opening of each stone coal collecting device that is connected with a plurality of coal pulverizers 1 is connected with a main delivery pipe 4 by one section branch pipeline 5 respectively, main delivery pipe 4 is connected with stone coal bunker 6, the stone coal collecting device is made up of stone coal bunker assembly 2, discharge nozzle 12, inlet valve 13 and transmitter assembly 3, and stone coal bunker assembly 2 is arranged on transmitter assembly 3 tops by discharge nozzle 12, inlet valve 13; Stone coal bunker assembly 2 is made up of stone coal bunker inlet valve 7, warehouse 8, screen cloth 9, rupture pressure disc 10, level-sensing device 11, dump valve 25, bulky grain drain valve 26 and water injector 27, stone coal bunker inlet valve 7, water injector 27 and a level-sensing device 11 are arranged on warehouse 8 tops, screen cloth 9 is the Dou shape that inclines and is installed in the warehouse 8, be outside equipped with bulky grain drain valve 26 at screen cloth 9 than the warehouse 8 of low side, on warehouse 8 outer walls, rupture pressure disc 10 is installed, is provided with dump valve 25 and a level-sensing device 11 in warehouse 8 bottoms; Transmitter assembly 3 by the pump housing 15, elbow 16, help and blow device 17, bleeder valve 18, intake valve 22, transmitter level-sensing device 24 and pressure transmission device 14 and form, import 23 of supercharging gas and pressure transmission device 14 that transmitter level-sensing device 24 is connected with intake valve 22 are arranged on the pump housing 15 tops, the pump housing 15 bottoms are connected to help and blow device 17 by being provided with the auxiliary conveying gas import 21 that can be connected with intake valve 22 and the main elbow 16 of carrying gas import 20, help the other end that blows device 17 to be connected with bleeder valve 18, help blow device 18 be provided with can be connected with intake valve 22 help air blowing import 19.
Claims (3)
1. stone coal malleation Pneumatic conveyer, comprise a plurality of stone coal collecting devices, the discharging opening of each stone coal collecting device that is connected with a plurality of coal pulverizers is connected with a main delivery pipe by one section branch pipeline respectively, main delivery pipe is connected with the stone coal bunker, it is characterized in that: the stone coal collecting device is made up of stone coal bunker assembly (2), discharge nozzle (12), inlet valve (13) and transmitter assembly (3), and stone coal bunker assembly (2) is arranged on transmitter assembly (3) top by discharge nozzle (12), inlet valve (13).
2. stone coal malleation Pneumatic conveyer according to claim 1, it is characterized in that: stone coal bunker assembly (2) is by stone coal bunker inlet valve (7), warehouse (8), screen cloth (9), rupture pressure disc (10), level-sensing device (11), dump valve (25), bulky grain drain valve (26) and water injector (27) are formed, stone coal bunker inlet valve (7), a water injector (27) and a level-sensing device (11) are arranged on warehouse (8) top, screen cloth (9) is the Dou shape that inclines and is installed in the warehouse (8), be outside equipped with bulky grain drain valve (26) at screen cloth (9) than the warehouse (8) of low side, on warehouse (8) outer wall, rupture pressure disc (10) is installed, is provided with a dump valve (25) and a level-sensing device (11) in warehouse (8) bottom.
3. stone coal malleation Pneumatic conveyer according to claim 1, it is characterized in that: transmitter assembly (3) is by the pump housing (15), elbow (16), help and blow device (17), bleeder valve (18), intake valve (22), transmitter level-sensing device (24) and pressure transmission device (14) are formed, supercharging gas import (23) that transmitter level-sensing device (24) is connected with intake valve (22) and pressure transmission device (14) are arranged on the pump housing (15) top, the pump housing (15) bottom is connected to help and blows device (17) by being provided with the auxiliary conveying gas import (21) that can be connected with intake valve (22) and the main elbow (16) of carrying gas import (20), help the other end that blows device (17) to be connected with bleeder valve (18), help blow device (17) be provided with can be connected with intake valve (22) help air blowing import (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201392298U CN201431914Y (en) | 2009-06-25 | 2009-06-25 | Pebble coal positive pressure pneumatic conveying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201392298U CN201431914Y (en) | 2009-06-25 | 2009-06-25 | Pebble coal positive pressure pneumatic conveying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201431914Y true CN201431914Y (en) | 2010-03-31 |
Family
ID=42050728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201392298U Expired - Fee Related CN201431914Y (en) | 2009-06-25 | 2009-06-25 | Pebble coal positive pressure pneumatic conveying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201431914Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102923482A (en) * | 2012-11-29 | 2013-02-13 | 福建龙净环保股份有限公司 | Pebble coal positive-pressure pneumatic conveyor |
| CN102935944A (en) * | 2012-11-27 | 2013-02-20 | 西安热工研究院有限公司 | Dual-adjustable pebble coal positive-pressure pneumatic feeding device |
| CN103008071A (en) * | 2011-09-30 | 2013-04-03 | 江苏中远机械设备制造有限公司 | Micro-powder preparation system |
| CN103321675A (en) * | 2013-05-14 | 2013-09-25 | 中国矿业大学 | Method and equipment for pneumatically conveying and filling gangue in coal mine well |
-
2009
- 2009-06-25 CN CN2009201392298U patent/CN201431914Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103008071A (en) * | 2011-09-30 | 2013-04-03 | 江苏中远机械设备制造有限公司 | Micro-powder preparation system |
| CN102935944A (en) * | 2012-11-27 | 2013-02-20 | 西安热工研究院有限公司 | Dual-adjustable pebble coal positive-pressure pneumatic feeding device |
| CN102923482A (en) * | 2012-11-29 | 2013-02-13 | 福建龙净环保股份有限公司 | Pebble coal positive-pressure pneumatic conveyor |
| CN103321675A (en) * | 2013-05-14 | 2013-09-25 | 中国矿业大学 | Method and equipment for pneumatically conveying and filling gangue in coal mine well |
| CN103321675B (en) * | 2013-05-14 | 2015-06-10 | 中国矿业大学 | Method and equipment for pneumatically conveying and filling gangue in coal mine well |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201431914Y (en) | Pebble coal positive pressure pneumatic conveying device | |
| CN101903263A (en) | Method and apparatus in pneumatic material conveying system | |
| CN102858658A (en) | Method and apparatus in a pneumatic material conveying system, and a waste conveying system | |
| CN201470456U (en) | Pebble coal positive pressure pneumatic conveying device | |
| CN201808842U (en) | Coal bucket coal injection device | |
| CN106144603B (en) | A kind of combined type material issuance device suitable for granular solid particles pneumatic conveying | |
| CN202337581U (en) | Self-absorption type air-jet-flow particle charging device | |
| CN101053722A (en) | Gas and solid separating method and device for gas transporting material system | |
| CN102009854B (en) | Pneumatic powder conveying gas material separation and decompression device and process | |
| CN2795159Y (en) | Continuous pneumatic conveyor for bulk material | |
| CN209011838U (en) | TBM vacuum slag-tapping system | |
| CN203255682U (en) | Dry-type pebble coal pipe chain conveying system | |
| CN102923485A (en) | Efficient positive-pressure pneumatic conveying system of pebble coal | |
| CN201313067Y (en) | Negative pressure conveying system for pebble coal | |
| CN202935946U (en) | Efficient positive-pressure pneumatic conveying system of pebble coal | |
| CN203173185U (en) | Down-stream type bin pump | |
| CN202429720U (en) | Device for directly pneumatically transporting granular bulk into warehouse | |
| CN201320501Y (en) | Pebble coal air-drive cleaning apparatus | |
| CN201990259U (en) | Environment-friendly boiling lateral guiding type conveyor | |
| CN101745454A (en) | Stone coal negative-pressure conveying system | |
| CN204310498U (en) | A kind of oxygen ash pneumatic conveying tank | |
| CN101318595A (en) | Pebble coal vacuum clearing system | |
| CN207986182U (en) | A kind of pebble coal positive pressure pneumatic conveying device | |
| CN109205199A (en) | A kind of powdered activated carbon remote delivery system | |
| CN201721841U (en) | Novel underground air cannon block clearing system installation structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100331 Termination date: 20160625 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |