CN202594184U - Anti-blocking powder conveying equipment with spraying equipment - Google Patents
Anti-blocking powder conveying equipment with spraying equipment Download PDFInfo
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- CN202594184U CN202594184U CN 201220290027 CN201220290027U CN202594184U CN 202594184 U CN202594184 U CN 202594184U CN 201220290027 CN201220290027 CN 201220290027 CN 201220290027 U CN201220290027 U CN 201220290027U CN 202594184 U CN202594184 U CN 202594184U
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Abstract
The utility model discloses powder conveying equipment. The powder conveying equipment comprises a conical hopper, wherein the conical hopper comprises an upper-part charging section and a lower-part discharging section; the lower-part discharging section is provided with spraying equipment and blades, wherein the spraying equipment is arranged under the blades; a spraying nozzle of the spraying equipment sprays air towards the inner wall of the lower-part discharging section; and the blades are connected with a rotary shaft and rotate by the rotary shaft. The powder conveying equipment disclosed by the utility model has the advantages that the anti-blocking efficiency is increased and the energy consumption is reduced.
Description
Technical field
The utility model belongs to the powder delivery field, is specifically related to a kind of powder delivery equipment with choke preventing function, particularly a kind of powder delivery equipment that when carrying along gravitational field, has choke preventing function.
Background technology
At present, powder delivery is very general process in chemical industry, field of boilers, and wherein the vertical transport of powder is modal process.In general, the powder delivery of suitable gravitational field all is to rely on gravity to carry out freely descending of powder to carry for saving in energy.Powder delivery equipment along gravitational field comprises at least one broach hopper, and this broach hopper comprises top material loading section and bottom blanking section.Though the outlet size of blanking section much larger than the particle diameter of powder, still might form bridge formation when the discharging downwards of powder material integral body.This obstruction can cause the fault of load transfer device, and then has influence on the fault of total system.The major cause that results in blockage is such as having friction force between powder and the equipment inwall, having friction force etc. between the powder.In order to prevent latch up phenomenon, corresponding anti-block apparatus must be set in load transfer device.
For many years, in order to solve blockage problem, developed vibration or beaten methods such as inwall, rotation scraping inwall, gas injection inwall.200810140442.0 proposed the equipment of rotary conic hopper stationary blade; 201020262144.1 proposed the fixedly equipment of broach hopper of rotating blade; Though these two kinds of equipment can reach the effect that prevents to stop up; But its energy consumption that prevents to stop up needs still need a kind ofly prevent the powder delivery equipment that stops up efficiently all than higher.
Summary of the invention
Blockage problem when carrying in order to solve powder material, the design people provides a kind of powder delivery equipment and method with choke preventing function.
The powder delivery equipment that the utility model proposed; It comprises at least one broach hopper, and this broach hopper comprises top material loading section and bottom blanking section, and the blanking section has spraying equipment and blade in the bottom; Wherein spraying equipment is below blade; The nozzle of spraying equipment is subordinate's section of expecting inwall jet gas down, and blade is connected with S. A., rotates through S. A..
Wherein, spraying equipment is connected with S. A., and S. A. is a hollow, for spraying equipment provides jet gas.
Wherein, the nozzle of the spraying equipment jet gas that makes progress, nozzle and horizontal sextant angle 15-50 °, preferred 35 °.
Wherein, blade has the nozzle of subordinate's section of expecting inwall jet gas down.
Wherein, the downward jet gas of the nozzle on the blade.
Wherein, blade plan form shape, straight tabular or swash plate shape in the shape of a spiral.
Wherein, the outlet section of blanking section has flow measurement in the bottom.
The flow that measures when flow measurement drops to when a certain amount of, starts anti-blocking equipment, can only start spraying equipment, only start blade, also can start spraying equipment and blade simultaneously; When starting blade, the nozzle that can start blade also can not start the nozzle of blade.
According to the character of powder material the condition of startup is set, in general when flow drops to the 80%-40% of normal discharge, starts anti-blocking equipment, can maximal efficiency cut down the consumption of energy.Carry for power plant boiler fine coal, in general when flow drop to normal discharge 70% the time startup; And carry for the flying dust of flying dust treating system, in general when flow drop to normal discharge 50% the time startup.
This equipment is through being provided with two kinds of anti-block apparatus of nozzle and blade simultaneously, according to actual conditions select to start the two one of or start simultaneously, improved anti-blocking efficient, reduced energy consumption.Judge stopping state through discharge measurement, select start anti-block apparatus suitable opportunity, improved anti-blocking efficient, reduced energy consumption.The spray angle of adjustment spraying equipment nozzle has improved anti-blocking efficient, has reduced energy consumption.Nozzle is set on blade, in rotation, sprays, improved anti-blocking efficient, reduced energy consumption.
Description of drawings
Fig. 1 representes the structural representation of this equipment.
The specific embodiment
This equipment is referring to Fig. 1.Its structure comprises: at least one broach hopper; This broach hopper comprises top material loading section 1 and bottom blanking section 2; Blanking section 2 has spraying equipment 5 and blade 4 in the bottom, and wherein spraying equipment 5 is below blade 4, and the nozzle of spraying equipment 5 is subordinate's section of expecting inwall jet gas down; Blade 4 is connected with S. A. 3, rotates through S. A..Spraying equipment 5 is connected with S. A. 3, and S. A. 3 is a hollow, for spraying equipment provides jet gas.The nozzle of the spraying equipment jet gas that makes progress.Blade has the nozzle of subordinate's section of expecting inwall jet gas down.The downward jet gas of nozzle on the blade.The outlet section of blanking section has flow measurement 6 in the bottom, and blade plan form is the swash plate shape.
When carrying powder material, flow measurement 6 is measured flowrate variation, when flow drops to when a certain amount of, starts anti-block apparatus, can only start spraying equipment 5, only start blade 4, also can start spraying equipment 5 and blade 4 simultaneously; When starting blade 4, the nozzle that can start blade 4 also can not start the nozzle of blade 4, thereby prevents that efficiently powder material from stopping up.
Comparative Examples 1:
Structure and this equipment class seemingly just do not have spraying equipment 5, are example with fine coal, when flow drop to normal discharge 70% the time start blade (not starting the nozzle of blade), measure 95% the energy consumption that flow returns to normal discharge.
Comparative Examples 2:
Structure is identical with Comparative Examples 1; With fine coal is example, when flow drop to normal discharge 70% the time start blade and (start the nozzle of blade simultaneously, the downward jet gas of the nozzle on the blade; 75 ° of nozzle and horizontal sextant angles), measure 95% the energy consumption that flow returns to normal discharge.
Comparative Examples 3:
Structure and this equipment class seemingly just do not have blade 4, the nozzle of the spraying equipment jet gas that makes progress; 35 ° of nozzle and horizontal sextant angles; With fine coal is example, when flow drop to normal discharge 70% the time start spraying equipment 5, measure 95% the energy consumption that flow returns to normal discharge.
Embodiment 1:
With fine coal is example; When flow drop to normal discharge 70% the time start spraying equipment 5 and blade 4 (not starting the nozzle of blade); The nozzle of the spraying equipment jet gas that makes progress, 35 ° of nozzle and horizontal sextant angles are measured 95% the energy consumption that flow returns to normal discharge.
Embodiment 2:
With fine coal is example; When flow drop to normal discharge 70% the time start spraying equipment 5 and (start the nozzle of blade simultaneously with blade 4; The downward jet gas of nozzle on the blade, 75 ° of nozzle and horizontal sextant angles), the nozzle of the spraying equipment jet gas that makes progress; 35 ° of nozzle and horizontal sextant angles are measured 95% the energy consumption that flow returns to normal discharge.
Energy consumption with Comparative Examples 1 is 1, calculates the energy consumption of other Comparative Examples and embodiment, sees table 1.
| Comparative Examples 1 | Comparative Examples 2 | Comparative Examples 3 | Embodiment 1 | |
|
| Energy consumption | 100％ | 95％ | 120％ | 85％ | 80％ |
From table, can find out to have blade and spraying equipment simultaneously and can reduce anti-blocking energy consumption.
Embodiment 3:
With fine coal is example, when flow drop to normal discharge 70% the time start spraying equipment 5 and blade 4 (not starting the nozzle of blade), the nozzle of the spraying equipment jet gas that makes progress, 15,25,35,45,55 ° of nozzle and horizontal sextant angles.Measure 95% the energy consumption that flow returns to normal discharge.Energy consumption with 15 ° of angles is 1, calculates the energy consumption of other angle, sees table 2.
| 15° | 25° | 35° | 45° | 55° | |
| Energy consumption | 100％ | 95％ | 80％ | 90％ | 105％ |
From table, can find out that 35 ° have lowest energy consumption.
Embodiment 4:
With fine coal is example, when flow drop to normal discharge 40%, 50%, 60%, 70%, 80% the time start spraying equipment 5 and blade 4 (starting the nozzle of blade simultaneously), the nozzle of the spraying equipment jet gas that makes progress; 35 ° of nozzle and horizontal sextant angles; Wherein, the downward jet gas of the nozzle on the blade, 75 ° of nozzle and horizontal sextant angles; Flow returns to 95% o'clock of normal discharge and closes spraying equipment 5 and blade 4 (closing the nozzle of blade simultaneously), calculates the energy consumption of carrying the anti-blocking equipment of 10kg material.Energy consumption with 40% is 1, calculates other energy consumption, sees table 3.
| 40％ | 50％ | 60％ | 70％ | 80％ | |
| Energy consumption | ?100％ | ?100％ | 95％ | 90％ | ?100％ |
Can find out that from table startup in 70% o'clock has lowest energy consumption.
Embodiment 5:
Similar with embodiment 4, just change fine coal into flying dust, the result sees table 4.
| 40％ | 50％ | 60％ | 70％ | 80％ | |
| Energy consumption | ?100％ | 90％ | 95％ | ?100％ | ?100％ |
Can find out that from table startup in 50% o'clock has lowest energy consumption.
Claims (7)
1. powder delivery equipment; It comprises at least one broach hopper, and this broach hopper comprises top material loading section and bottom blanking section, and the blanking section has spraying equipment and blade in the bottom; Wherein spraying equipment is below blade; The nozzle of spraying equipment is subordinate's section of expecting inwall jet gas down, and blade is connected with S. A., rotates through S. A..
2. equipment as claimed in claim 1, the nozzle of the spraying equipment jet gas that makes progress wherein, nozzle and horizontal sextant angle 15-50 °, preferred 35 °.
3. equipment as claimed in claim 2, wherein spraying equipment is connected with S. A., and S. A. is a hollow, for spraying equipment provides jet gas.
4. like each described equipment of claim 1-3, wherein blade has the nozzle of subordinate's section of expecting inwall jet gas down.
5. equipment as claimed in claim 4, the wherein downward jet gas of the nozzle on the blade.
6. like each described equipment of claim 1-5, blade plan form shape, straight tabular or swash plate shape in the shape of a spiral wherein.
7. like each described equipment of claim 1-6, wherein the outlet section of blanking section has flow measurement in the bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220290027 CN202594184U (en) | 2012-06-19 | 2012-06-19 | Anti-blocking powder conveying equipment with spraying equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220290027 CN202594184U (en) | 2012-06-19 | 2012-06-19 | Anti-blocking powder conveying equipment with spraying equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202594184U true CN202594184U (en) | 2012-12-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220290027 Expired - Fee Related CN202594184U (en) | 2012-06-19 | 2012-06-19 | Anti-blocking powder conveying equipment with spraying equipment |
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| CN (1) | CN202594184U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102718002A (en) * | 2012-06-19 | 2012-10-10 | 程晓堂 | Anti-blocking powder conveying equipment |
| CN102862759A (en) * | 2012-06-19 | 2013-01-09 | 程晓堂 | Anti-blocking powder delivery device with vanes |
| CN102862760A (en) * | 2012-06-19 | 2013-01-09 | 程晓堂 | Anti-blocking powder delivery device with vanes and spraying device |
| CN102897446A (en) * | 2012-06-19 | 2013-01-30 | 程晓堂 | Anti-blocking powder conveying equipment with spraying devices |
-
2012
- 2012-06-19 CN CN 201220290027 patent/CN202594184U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102718002A (en) * | 2012-06-19 | 2012-10-10 | 程晓堂 | Anti-blocking powder conveying equipment |
| CN102862759A (en) * | 2012-06-19 | 2013-01-09 | 程晓堂 | Anti-blocking powder delivery device with vanes |
| CN102862760A (en) * | 2012-06-19 | 2013-01-09 | 程晓堂 | Anti-blocking powder delivery device with vanes and spraying device |
| CN102897446A (en) * | 2012-06-19 | 2013-01-30 | 程晓堂 | Anti-blocking powder conveying equipment with spraying devices |
| CN102862760B (en) * | 2012-06-19 | 2014-05-07 | 程晓堂 | Anti-blocking powder delivery device with vanes and spraying device |
| CN102897446B (en) * | 2012-06-19 | 2014-05-07 | 程晓堂 | Anti-blocking powder conveying equipment with spraying devices |
| CN102718002B (en) * | 2012-06-19 | 2014-07-02 | 程晓堂 | Anti-blocking powder conveying equipment |
| CN102862759B (en) * | 2012-06-19 | 2014-07-02 | 程晓堂 | Anti-blocking powder delivery device with vanes |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHANDONG PINGYUAN CHOOSUN ENERGY SAVING EQUIPMENT Free format text: FORMER OWNER: CHENG XIAOTANG Effective date: 20130905 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 100049 HAIDIAN, BEIJING TO: 253100 DEZHOU, SHANDONG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130905 Address after: 253100 Eastern District of Plain Economic Development Zone, Shandong, Dezhou Patentee after: Shandong plain energy saving equipment Co., Ltd. Address before: 100049 Beijing Fuxing Road, No. 36, building No. 1, building No. 1104, No. Patentee before: Cheng Xiaotang |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121212 Termination date: 20160619 |