CN213422314U - Detection apparatus for ash bucket material level - Google Patents
Detection apparatus for ash bucket material level Download PDFInfo
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- CN213422314U CN213422314U CN202022827349.6U CN202022827349U CN213422314U CN 213422314 U CN213422314 U CN 213422314U CN 202022827349 U CN202022827349 U CN 202022827349U CN 213422314 U CN213422314 U CN 213422314U
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- 238000001514 detection method Methods 0.000 title claims abstract description 77
- 239000000463 material Substances 0.000 title claims abstract description 25
- 238000005243 fluidization Methods 0.000 claims description 6
- 238000006477 desulfuration reaction Methods 0.000 abstract description 6
- 230000023556 desulfurization Effects 0.000 abstract description 6
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 239000000428 dust Substances 0.000 description 23
- 230000008021 deposition Effects 0.000 description 9
- 238000009825 accumulation Methods 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000003546 flue gas Substances 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Abstract
The utility model relates to a semi-dry desulfurization system belongs to environmental protection technical field, concretely relates to detection device of ash bucket material level. The utility model discloses a device for detecting the material level of an ash bucket, which comprises a long detection tube, wherein one end of the long detection tube is obliquely inserted below the right side of the ash bucket, and the other end of the long detection tube is connected with an air circulation tube through threads; short detection pipes are respectively inserted above the left side, below the left side and above the right side of the ash bucket; the fluidized air pipe and the pressure pipe are sequentially connected to the long detection pipe; the short detection tube is connected with a bypass tube; the bypass pipe is provided with a wind whistle. When the accumulated ash in the ash hopper overflows the front end of the detection pipe, the pressure transmitter gives an alarm and starts ash conveying; the positive and negative pressure changes of the pressure transmitter arranged on the pressure pipe are used for alarming and starting and stopping the ash conveying device.
Description
Technical Field
The utility model relates to a semi-dry desulfurization system belongs to environmental protection technical field, concretely relates to detection device of ash bucket material level.
Background
At present, in the industries of iron and steel plants, garbage incinerators, chemical plants, smelting plants, power industry boilers and the like, in order to realize SO2And the ultra-low emission of smoke dust, the electric dust removal technology, the wet flue gas desulfurization technology and the wet electric dust removal technology are mainly adopted at present. However, in actual use, the technology is found to cause white fog in the treated flue gas, the visual effect is poor, the byproduct of desulfurization wastewater is generated, and secondary pollution is caused. Therefore, a novel semi-dry desulfurization and dedusting technology is popularized and adopted in China, and the technology can meet the requirement of ultralow emission.
The ash bucket of the dust remover in the semi-dry desulfurization system usually adopts a ship-shaped ash bucket, the existing ash storage bucket is generally provided with a low material level meter and a high material level meter, and the ash accumulation condition of the ash bucket is detected in real time through the combination of the low material level meter and the high material level meter. But the ash storage hopper has higher failure rate and lower reliability in the use process; the situation that the ash accumulation of the ash storage hopper reaches a high material level or a low material level and the high material level indicator or the low material level indicator does not give an alarm frequently occurs, so that the short-circuit backup of an ash accumulation electric dust removal electric field of the ash storage hopper is caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a detection device of ash bucket material level, prevents that the sampling tube from being stifled by the deposition and dies, improves the degree of accuracy that detects the deposition of ash bucket to realize timely reporting to the police.
In order to achieve the above object, one or more embodiments of the present invention provide the following technical solutions:
the utility model discloses a device for detecting the material level of an ash bucket, which comprises a long detection tube, wherein one end of the long detection tube is obliquely inserted below the right side of the ash bucket, and the other end of the long detection tube is connected with an air circulation tube through threads; short detection pipes are respectively inserted above the left side, below the left side and above the right side of the ash bucket; the fluidized air pipe and the pressure pipe are sequentially connected to the long detection pipe; the short detection tube is connected with a bypass tube; a wind whistle is arranged on the bypass pipe;
further, a first manual valve, a first filter and a first electromagnetic valve are sequentially arranged on the air circulation pipe from left to right;
further, a pressure transmitter is arranged at the top of the pressure pipe;
further, the height of the short detection tube above the left side of the ash bucket is higher than that of the short detection tube above the right side of the ash bucket;
further, the height of the short detection tube above the right side of the ash bucket is higher than that of the short detection tube below the left side of the ash bucket;
further, a second manual valve is arranged above the pressure pipe and is positioned below the pressure transmitter;
further, a second filter is arranged on the pressure pipe; the second filter is positioned below the second manual valve;
furthermore, the short detection tube comprises a long tube and a short tube, the long tube and the short tube form an integrated structure, the long tube of the short detection tube is parallel to the side wall of the ash bucket, and the short tube of the short detection tube is parallel to the bottom surface of the ash bucket;
further, the length of the long pipe of the short detection pipe is greater than that of the short pipe;
furthermore, a third manual valve is arranged on the bypass pipe;
furthermore, a fourth manual valve is arranged on the fluidization air pipe;
the beneficial effects of one or more technical schemes are as follows:
1. the utility model provides a device for detecting the material level of an ash bucket, when the accumulated ash in the ash bucket overflows the front end of a detection tube, a pressure transmitter alarms and starts ash conveying; the ash conveying device is started and stopped by alarming through the positive and negative pressure change of a pressure transmitter arranged on the pressure pipe;
2. the utility model is provided with the air circulation pipe, the air circulation pipe realizes timely dredging of the detection pipe when the detection pipe is blocked, and normal ash conveying of the ash bucket is ensured;
3. the utility model relates to a plurality of detecting tubes of different types, which are distributed on different height positions of an ash hopper, so as to realize the detection of different heights of the ash hopper storage by each detecting tube; the ash falling degree is indirectly obtained.
Drawings
The present invention will be further explained with reference to the drawings and examples.
FIG. 1 is a general block diagram of the present invention;
in the figure, 1, a dust hopper, 2, a long detection pipe, 3, a fluidized air pipe, 4, an air through pipe, 5, a pressure pipe, 6, a first manual valve, 7, a first filter, 8, a first electromagnetic valve, 9, a bypass pipe, 10, a wind whistle, 11, a pressure transmitter, 12, a second manual valve, 13, a second filter, 14, a third manual valve, 15, a long pipe, 16, a short pipe, 17 and a fourth manual valve.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, the utility model discloses a device for detecting the material level in an ash bucket, which comprises a long detection tube and a short detection tube, wherein the long detection tube is positioned below the right side wall of the ash bucket and is obliquely inserted into the ash bucket;
the other end of the long detection pipe is connected with an air circulation pipe, and the long detection pipe is obliquely inserted into the dust hopper to prevent dust from blocking the long detection pipe; the long detection tube is sequentially connected with a fluidization air pipe and a pressure pipe from left to right; a fourth manual valve is arranged on the fluidization air pipe; the fourth manual valve arranged on the fluidization air pipe is in an open state, and the fluidizing air blows the long detection pipe all the time through the fluidization air pipe to play a role in conveying the detection pipe;
the pressure pipe is arranged on the long detection pipe, so that pressure alarm of dust in the dust hopper is realized by detecting the pressure value in the long detection pipe, when the accumulated dust in the dust hopper overflows the long detection pipe, the pressure alarm can be realized by setting the pressure pipe, and dust conveying is started;
be provided with pressure transmitter on the pressure pipe, pressure transmitter is located the top of pressure pipe, the pressure transmitter below sets up the second filter, the below of second filter is provided with the manual valve of second, the second filter is arranged in filtering the dust in the pressure pipe, protection pressure transmitter, the manual valve of second is in the state of normally opening, pressure transmitter is used for judging the condition of deposition in the ash bucket, when the inside deposition of ash bucket does not cross the detection mouth of pipe, the detection intraductal pressure is close with ash bucket internal pressure, negative pressure or zero promptly, when the deposition crosses the detection mouth of pipe, long detection intraductal pressure increase, trigger pressure transmitter reports to the police, start defeated ash. When the accumulated dust falls below the detection pipe opening again, the long detection pipe is blown through by the fluidizing air, the pressure in the detection pipe is close to the pressure in the dust hopper again, the pressure alarm is relieved, and the dust conveying is stopped. In order to prevent the detection pipe from being blocked, the detection pipe is blown to be blocked by compressed air at regular time, and the alarm device of the pressure transmitter can be relieved when the detection pipe is blown to be blocked.
The short detection tubes are distributed above the left side, below the left side and above the right side of the ash bucket, the height of the short detection tube above the right side is lower than that of the short detection tube above the left side, the height of the short detection tube below the left side is lower than that of the short detection tube above the right side, and the height of the long detection tube is lower than that of the short detection tube below the left side; the cross distribution of the short detection pipes and the long detection pipes on the two side walls of the ash bucket is realized, the ash falling conditions at different heights of the ash bucket can be comprehensively detected, and the ash deposition degree can be comprehensively detected;
the short detection tube comprises a long tube and a short tube, the long tube and the short tube form an integrated structure, the short tube is connected with the ash bucket, the length direction of the short tube is parallel to the bottom surface of the ash bucket, and the length direction of the long tube is parallel to the side wall of the ash bucket; the short detection pipe is connected with a bypass pipe, the bypass pipe is provided with a wind whistle, and the wind whistle has the function of generating obvious airflow when the height of deposited dust does not exceed the material level of the bypass pipe, making a sound by the wind whistle on the bypass pipe, and making no sound by the wind whistle when the height of the deposited dust exceeds the material level of the bypass pipe, so that the height of the deposited dust is judged, the degree of the deposited dust is indirectly obtained, and dust is removed; when the wind whistle of the short detection pipe above the left side of the ash bucket makes a sound, the ash deposition height does not exceed the material level of the position where the bypass pipe connected with the short detection pipe above the left side is located; when the wind whistle of the short detection pipe above the right side of the ash bucket makes a sound, the height of the deposited ash is not over the material level where the short detection pipe is located, and when the wind whistle connected with the bypass pipe of the short detection pipe below the right side of the ash bucket makes a sound, the height of the deposited ash is over the material level where the bypass pipe is located, so that the ash deposition degree is judged.
One end of the long detection pipe is connected with the ash bucket, the other end of the long detection pipe is connected with the air circulation pipe, and the air circulation pipe is connected with a first manual valve, a first filter and a first electromagnetic valve from left to right at one time; air flow tube passes through threaded connection with long sense tube, first manual valve and first solenoid valve and the first filter of installation on the air flow tube, realize regularly sweeping the air to long sense tube, guarantee the unblock in the long sense tube, there is the deposition in the long sense tube of mode, especially when low material level, long sense tube buries the words at the dust, the flower wind can't sweep in the long sense tube, so need sweep totally to long sense tube through the air flow tube earlier, first manual valve, first filter, first solenoid valve is in normally open state, first filter can avoid circulating the air to contain water or contain oil and lead to hardening in the long sense tube.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. The device for detecting the material level of the ash hopper is characterized by comprising a long detection pipe, wherein one end of the long detection pipe is obliquely inserted below the right side of the ash hopper, and the other end of the long detection pipe is connected with an air circulation pipe through threads; short detection pipes are respectively inserted above the left side, below the left side and above the right side of the ash bucket; the fluidized air pipe and the pressure pipe are sequentially connected to the long detection pipe; the short detection tube is connected with a bypass tube; the bypass pipe is provided with a wind whistle.
2. The ash hopper level detecting device according to claim 1, wherein the air flow pipe is provided with a first manual valve, a first filter and a first electromagnetic valve in sequence from left to right.
3. An ash bucket level sensing apparatus as defined in claim 1 wherein the pressure tube is topped with a pressure transducer.
4. The ash bucket level detecting device according to claim 1, wherein the height of the short detecting tube above the left side of the ash bucket is higher than the height of the short detecting tube above the right side of the ash bucket.
5. The ash bucket level detecting device according to claim 1, wherein the height of the short detecting tube above the right side of the ash bucket is higher than the height of the short detecting tube below the left side of the ash bucket.
6. An ash bucket material level sensing device as defined in claim 1 wherein a second manual valve is mounted above the pressure tube and below the pressure transmitter.
7. An ash hopper level detecting device as claimed in claim 1, wherein the pressure tube is provided with a second filter; the second filter is located below the second manual valve.
8. The ash bucket level detecting device as defined in claim 1, wherein the short detecting tube comprises a long tube and a short tube, the long tube and the short tube are integrated, the long tube of the short detecting tube is parallel to the side wall of the ash bucket, and the short tube of the short detecting tube is parallel to the bottom surface of the ash bucket.
9. The ash hopper level detecting device of claim 1, wherein the bypass pipe is provided with a third manual valve.
10. The ash hopper level detecting device of claim 1, wherein a fourth manual valve is mounted on the fluidization air duct.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022827349.6U CN213422314U (en) | 2020-11-30 | 2020-11-30 | Detection apparatus for ash bucket material level |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022827349.6U CN213422314U (en) | 2020-11-30 | 2020-11-30 | Detection apparatus for ash bucket material level |
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| Publication Number | Publication Date |
|---|---|
| CN213422314U true CN213422314U (en) | 2021-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022827349.6U Active CN213422314U (en) | 2020-11-30 | 2020-11-30 | Detection apparatus for ash bucket material level |
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| Country | Link |
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| CN (1) | CN213422314U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113790777A (en) * | 2021-08-12 | 2021-12-14 | 华能国际电力股份有限公司营口电厂 | High material level deposition detection device of ash bucket |
-
2020
- 2020-11-30 CN CN202022827349.6U patent/CN213422314U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113790777A (en) * | 2021-08-12 | 2021-12-14 | 华能国际电力股份有限公司营口电厂 | High material level deposition detection device of ash bucket |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No.001 Guoshun Road, Jinan Economic Development Zone, Changqing District, Jinan City, Shandong Province Patentee after: SHANDONG GUOSHUN CONSTRUCTION GROUP Co.,Ltd. Patentee after: Shandong Shunhengsheng Energy Conservation and Environmental Protection Technology Co.,Ltd. Address before: No.001 Guoshun Road, Jinan Economic Development Zone, Changqing District, Jinan City, Shandong Province Patentee before: SHANDONG GUOSHUN CONSTRUCTION GROUP Co.,Ltd. Patentee before: Shandong Guoshun Energy Conservation and Environmental Protection Technology Co.,Ltd. Address after: No.001 Guoshun Road, Jinan Economic Development Zone, Changqing District, Jinan City, Shandong Province Patentee after: SHANDONG GUOSHUN CONSTRUCTION GROUP Co.,Ltd. Patentee after: Shandong Guoshun Energy Conservation and Environmental Protection Technology Co.,Ltd. Address before: No.001 Guoshun Road, Jinan Economic Development Zone, Changqing District, Jinan City, Shandong Province Patentee before: SHANDONG GUOSHUN CONSTRUCTION GROUP Co.,Ltd. Patentee before: Shandong Guoshun environmental protection equipment Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231024 Address after: No.001 Guoshun Road, Jinan Economic Development Zone, Changqing District, Jinan City, Shandong Province Patentee after: SHANDONG GUOSHUN CONSTRUCTION GROUP Co.,Ltd. Patentee after: Shandong Xinfangzhou Environmental Protection Technology Co.,Ltd. Patentee after: Shandong Shunhengsheng Energy Conservation and Environmental Protection Technology Co.,Ltd. Address before: No.001 Guoshun Road, Jinan Economic Development Zone, Changqing District, Jinan City, Shandong Province Patentee before: SHANDONG GUOSHUN CONSTRUCTION GROUP Co.,Ltd. Patentee before: Shandong Shunhengsheng Energy Conservation and Environmental Protection Technology Co.,Ltd. |