CN203517781U - Boiler return feeder - Google Patents
Boiler return feeder Download PDFInfo
- Publication number
- CN203517781U CN203517781U CN201320708163.6U CN201320708163U CN203517781U CN 203517781 U CN203517781 U CN 203517781U CN 201320708163 U CN201320708163 U CN 201320708163U CN 203517781 U CN203517781 U CN 203517781U
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- CN
- China
- Prior art keywords
- guide pipe
- air blowing
- air
- material returning
- returning device
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Abstract
The utility model relates to a boiler return feeder. The boiler return feeder comprises a body and a guide pipe, wherein the guide pipe is obliquely arranged on the body, the guide pipe is connected with an air blowing wind pipe which stretches into the guide pipe, a lowest connecting point of the air blowing wind pipe and the guide pipe is higher than a highest connecting point of the guide pipe and the body, and the inner diameter of the guide pipe is greater than that of the air blowing wind pipe. The boiler return feeder has the advantages that the air blowing wind pipe blows air into the body through the guide pipe, when the body discharges the ash, the airflow of the body can be effectively controlled, the safety property of the body when discharging the ash can be effectively improved, the ash discharging quantity can be effectively controlled, the practicability is good, and simplicity in operation is realized; the lowest connecting point of the air blowing wind pipe and the guide pipe is higher than the highest connecting point of the guide pipe and the body, so that the air in the air blowing wind pipe can be prevented from directly entering the body not to damage the body; the inner diameter of the guide pipe is greater than that of the air blowing wind pipe, so that the control effect of the airflow inside the body can be guaranteed.
Description
Technical field
The utility model relates to a kind of boiler material returning device.
Background technology
Material returning device is stable the sending back in the combustion chamber that pressure is higher of high-temp solid material that boiler separator is separated, and assurance gas anti-channeling enters the amount of separator for minimum, domestic all CFBBs are all designed with dust leg in material returning device bottom at present, when circulating ash quantity is bigger than normal, by this dust leg, put ash and regulate circulating ash quantity, because the grey temperature of putting reaches below 850 degree, and be entrained with air-flow, so more dangerous while putting ash, and it is wayward to put so grey circulating ash quantity, easily appearance is excessive too small, and Practical Performance is low.
Utility model content
The technical problems to be solved in the utility model is for existing boiler material returning device dangerous performance when putting ash, puts grey circulating ash quantity wayward, and Practical Performance is low, thereby a kind of grey boiler material returning device that is conducive to put is provided.
In order to solve the problems of the technologies described above, the utility model is achieved through the following technical solutions: a kind of boiler material returning device, comprise body, guide pipe, described guide pipe is inclined on body, on described guide pipe, be connected with an air blowing airduct stretching in guide pipe, the minimum tie point of described air blowing airduct and guide pipe is higher than the highest tie point of guide pipe and body, and the internal diameter of described guide pipe is greater than the internal diameter of air blowing airduct.
Preferably, be provided with the connecting portion wearing for guide pipe in described body, described connecting portion is piled up and is formed by highiy refractory brick, has effectively avoided guide pipe not to be subject to high temperature in body and has damaged, and has improved Practical Performance, and security performance is good, has improved service life.
Preferably, described guide pipe becomes 30～60 ° of angle settings with the vertical center line of body, be convenient to air and enter control air-flow, easy for installation, Practical Performance is good, good reliability, when the angle of angle is less than 30 ° or while being greater than 60 °, enter the wayward air-flow of air after body, stability is poor, and security performance is low.
Preferably, the length that described air blowing airduct stretches in guide pipe is 5～10mm, described guide pipe is provided with the through hole that air blowing airduct stretches into, air blowing airduct is fixedly connected in the through hole on guide pipe, connect reliable, stability is good, be convenient to blow airduct to guiding treacheal gas insufflation, when air blowing airduct stretches into length in guide pipe and is less than 5mm, connect unstablely, easily come off, reduced the effect that air blowing airduct is blown, when air blowing airduct stretches into length in guide pipe and is greater than 10mm, the air quantity entering in guide pipe is wayward, poor reliability.
Preferably, described body is provided with is convenient to the connecting hole that guide pipe wears, the axis of described connecting hole is 1490～1510mm to the spacing of body bottom, can effectively control the pressure in material returning device, Practical Performance is good, when the axis of connecting hole is less than 1490mm or is greater than 1510mm to the spacing of body bottom, security performance is low, the intrinsic air-flow of unfavorable control.
Preferably, described air blowing airduct is provided with the ball valve that regulates air blowing wind inner air tube size, can effectively control wind inner air tube size, is adapted to different working environments, and Practical Performance is good.
Preferably, the internal diameter of described guide pipe is 130～135mm, and the internal diameter of described air blowing airduct is 12～16mm, can effectively control the size of air, and Practical Performance is good.
Preferably, on described air blowing airduct, be connected with feeder, in described body, be provided with the sensor of being convenient to detect circulating ash quantity in body, described sensor is connected with ball valve, when in sensor detects body, circulating ash quantity is excessive, drive feeder air feed, by regulating ball valve to control the size of air feed, energy is the discharge of controlled circulation ash effectively afterwards, and security performance is good, simple to operate, Practical Performance is good.
Preferably, be also provided with warning device on described body, described sensor is connected with warning device, when circulating ash quantity is excessive in sensor detects body, by warning device, send warning, to remind staff to carry out ash discharge processing, improved Practical Performance, safe effect is good.
In sum, advantage of the present utility model: blow in body through guide pipe by air blowing airduct, will be when body be put ash, can effectively control the air-flow of body, effectively improved the security performance while putting ash, can effectively control the grey amount of putting, Practical Performance is good, simple to operate, the highest tie point by the minimum tie point of air blowing airduct and guide pipe higher than guide pipe and body, effectively avoided because the air in air blowing airduct directly enters in body, body being damaged, what the internal diameter that the internal diameter of guide pipe is greater than air blowing airduct had guaranteed to enter air can control intrinsic air-flow, result of use is good.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Fig. 1 is the structural representation of a kind of boiler material returning device of the utility model.
The specific embodiment
As shown in Figure 1, a kind of boiler material returning device, comprise body 1, guide pipe 2, described guide pipe 2 is inclined on body 1, on described guide pipe 2, be connected with an air blowing airduct 3 stretching in guide pipe 2, the minimum tie point of described air blowing airduct 3 and guide pipe 2 is the highest tie point with body 1 higher than guide pipe 2, the internal diameter of described guide pipe 2 is greater than the internal diameter of air blowing airduct 3, in described body 1, be provided with the connecting portion 4 wearing for guide pipe 2, described connecting portion 4 is piled up and is formed by highiy refractory brick, effectively avoided guide pipe 2 not to be subject to high temperature in body 1 and damaged, improved Practical Performance, security performance is good, improved service life, described guide pipe 2 becomes 30～60 ° of angle settings with the vertical center line of body 1, be convenient to air and enter control air-flow, easy for installation, Practical Performance is good, good reliability, when the angle of angle is less than 30 ° or while being greater than 60 °, enter the wayward air-flow of air after body 1, stability is poor, security performance is low, the length that described air blowing airduct 3 stretches in guide pipe 2 is 5～10mm, described guide pipe 2 is provided with the through hole 21 that air blowing airduct 3 stretches into, air blowing airduct 3 is fixedly connected in the through hole 21 on guide pipe 2, connect reliable, stability is good, the 3 pairs of interior air blowings of guide pipe 2 of airduct of being convenient to blow, when air blowing airduct 3 stretches into length in guide pipe 2 and is less than 5mm, connect unstable, easily come off, reduced the effect that air blowing airduct 3 is blown, when air blowing airduct 3 stretches into length in guide pipe 2 and is greater than 10mm, the air quantity entering in guide pipe 2 is wayward, poor reliability, described body 1 is provided with is convenient to the connecting hole 11 that guide pipe 2 wears, the axis of described connecting hole 11 is 1490～1510mm to the spacing of body 1 bottom, can effectively control the pressure in material returning device, Practical Performance is good, when the axis of connecting hole 11 is less than 1490mm or is greater than 1510mm to the spacing of body 1 bottom, security performance is low, air-flow in unfavorable control body 1, described air blowing airduct 3 is provided with the ball valve 31 that regulates air blowing airduct 3 interior air sizes, can effectively control wind inner air tube size, be adapted to different working environments, Practical Performance is good, the internal diameter of described guide pipe 2 is 130～135mm, the internal diameter of described air blowing airduct 3 is 12～16mm, can effectively control the size of air, Practical Performance is good, on described air blowing airduct 3, be connected with feeder 6, in described body 1, be provided with the sensor 5 of being convenient to detect body 1 interior circulating ash quantity, described sensor 5 is connected with ball valve 31, when sensor 5 detects the interior circulating ash quantity of body 1 when excessive, drive feeder 6 air feed, afterwards by regulating ball valve 31 to control the size of air feed, the effectively discharge of controlled circulation ash, security performance is good, simple to operate, Practical Performance is good, on described body 1, be also provided with warning device 7, described sensor 5 is connected with warning device 7, when sensor 5 detects the interior circulating ash quantity of body 1 when excessive, by warning device 7, send warning, to remind staff to carry out ash discharge processing, improved Practical Performance, safe effect is good.
During use, the circulating ash quantity detecting in body 1 by sensor 5, when circulating ash quantity reaches the amount of sensor 5 upper limits, warning device sends warning, operating personnel carries out work to feeder 6, by sensor 5, regulate ball valve 31, thereby control the size of air blowing airduct 3 interior air, the air of air blowing airduct 3 ejections enters body 1 through guide pipe 2, itself and the interior air-flow producing of body are pressed down, guaranteed that circulating ash quantity normally discharges, operated successively, just can to it, carry out circulating ash quantity easily and regulate discharge.
By air blowing airduct, through guide pipe, in body, blow, will be when body be put ash, can effectively control the air-flow of body, effectively improved the security performance while putting ash, can effectively control the grey amount of putting, Practical Performance is good, simple to operate, the highest tie point by the minimum tie point of air blowing airduct and guide pipe higher than guide pipe and body, effectively avoided because the air in air blowing airduct directly enters in body, body being damaged, what the internal diameter that the internal diameter of guide pipe is greater than air blowing airduct had guaranteed to enter air can control intrinsic air-flow, and result of use is good.
Claims (9)
1. a boiler material returning device, comprise body (1), it is characterized in that: also comprise guide pipe (2), described guide pipe (2) is inclined on body (1), on described guide pipe (2), be connected with an air blowing airduct (3) stretching in guide pipe (2), the minimum tie point of described air blowing airduct (3) and guide pipe (2) is the highest tie point with body (1) higher than guide pipe (2), and the internal diameter of described guide pipe (2) is greater than the internal diameter of air blowing airduct (3).
2. a kind of boiler material returning device according to claim 1, is characterized in that: in described body (1), be provided with the connecting portion (4) wearing for guide pipe (2), described connecting portion (4) is piled up and formed by highiy refractory brick.
3. a kind of boiler material returning device according to claim 2, is characterized in that: described guide pipe (2) becomes 30～60 ° of angle settings with the vertical center line of body (1).
4. a kind of boiler material returning device according to claim 1, is characterized in that: the length that described air blowing airduct (3) stretches in guide pipe (2) is 5～10mm, and described guide pipe (2) is provided with the through hole (21) that air blowing airduct (3) stretches into.
5. a kind of boiler material returning device according to claim 1 and 2, it is characterized in that: described body (1) is provided with is convenient to the connecting hole (11) that guide pipe (2) wears, and the axis of described connecting hole (11) is 1490～1510mm to the spacing of body (1) bottom.
6. a kind of boiler material returning device according to claim 1, is characterized in that: described air blowing airduct (3) is provided with the ball valve (31) that regulates the interior air size of air blowing airduct (3).
7. a kind of boiler material returning device according to claim 1, is characterized in that: the internal diameter of described guide pipe (2) is 130～135mm, and the internal diameter of described air blowing airduct (3) is 12～16mm.
8. a kind of boiler material returning device according to claim 6, it is characterized in that: on described air blowing airduct (3), be connected with feeder (6), in described body (1), be provided with the sensor (5) of being convenient to detect the interior circulating ash quantity of body (1), described sensor (5) is connected with ball valve (31).
9. a kind of boiler material returning device according to claim 8, is characterized in that: on described body (1), be also provided with warning device (7), described sensor (5) is connected with warning device (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320708163.6U CN203517781U (en) | 2013-11-08 | 2013-11-08 | Boiler return feeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320708163.6U CN203517781U (en) | 2013-11-08 | 2013-11-08 | Boiler return feeder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203517781U true CN203517781U (en) | 2014-04-02 |
Family
ID=50376710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320708163.6U Withdrawn - After Issue CN203517781U (en) | 2013-11-08 | 2013-11-08 | Boiler return feeder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203517781U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103629662A (en) * | 2013-11-08 | 2014-03-12 | 长兴新城环保有限公司 | Boiler return feeder |
-
2013
- 2013-11-08 CN CN201320708163.6U patent/CN203517781U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103629662A (en) * | 2013-11-08 | 2014-03-12 | 长兴新城环保有限公司 | Boiler return feeder |
| CN103629662B (en) * | 2013-11-08 | 2016-01-20 | 长兴新城环保有限公司 | A kind of boiler return feeder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140402 Effective date of abandoning: 20160120 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |