CN212502865U - Novel energy-saving pneumatic ash conveying device for power plant - Google Patents
Novel energy-saving pneumatic ash conveying device for power plant Download PDFInfo
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- CN212502865U CN212502865U CN202020914512.XU CN202020914512U CN212502865U CN 212502865 U CN212502865 U CN 212502865U CN 202020914512 U CN202020914512 U CN 202020914512U CN 212502865 U CN212502865 U CN 212502865U
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Abstract
The utility model discloses a power plant is with novel energy-conserving air conveying ash device, including the low-pressure air compressor machine that is used for providing air supply power, with first air feed branch road and the second air feed branch road of the gas vent intercommunication of low-pressure air compressor machine, set up the fluidization blast gate on first air feed branch road, with the storehouse pump of first air feed branch road intercommunication, set up into ash valve and exhaust valve on the storehouse pump, with the ejection of compact pipeline of storehouse pump intercommunication, set up the ash valve on ejection of compact pipeline, and set up the boosting pneumatic valve on second air feed branch road, wherein, second air feed branch road and ejection of compact pipeline intercommunication and provide the boosting strength after the ash valve. The utility model discloses simplified the air feed structure of admitting air on the basis of adopting the low-pressure air compressor machine as the air supply, utilize the fluidization blast gate to arranging one fluidization wind and can satisfy the transport operation requirement, the defeated grey structure that conventional needs many times tonifying qi is compared to the air feed point moreover significantly reduces, has correspondingly reduced the maintenance point quantity that the integrated device broke down, has reduced fortune dimension cost.
Description
Technical Field
The utility model relates to a power plant's defeated ash technical field, specifically say, relate to a power plant is with novel energy-conserving strength defeated ash device.
Background
The positive pressure concentrated phase pneumatic conveying is a common mode for conveying the fly ash of the power plant at present, the power source of the positive pressure concentrated phase pneumatic conveying is an air compressor, and the conveying mode has a simple structure and can be suitable for various materials; the pipeline arrangement is flexible, and single-point to single-point, multi-point to single-point and single-point to multi-point conveying can be realized according to the process requirements; the system adopts the closed pipeline as a conveying channel, is not easy to generate dust pollution to the environment, reduces the secondary pollution of dust to the environment, and has the advantages of cleanness, environmental protection, no weather influence and the like.
The exhaust pressure of a commonly used air compressor in the current market is 0.75-0.8MPa, the air compressor belongs to a high-pressure air source, and the air source with high pressure is used as a conveying medium, so that the following defects exist: 1. compared with a low-pressure air source air compressor, the air compressor with high exhaust pressure has higher power and higher energy consumption; 2. the air source pressure is high, the equipment runs in the environment filled with the gas-solid mixture, and parts such as valves, pipelines, elbows and the like are worn more quickly; 3. the material is accelerated and the flow rate is high, so that the pipeline is easily blocked, and the running stability and the output of the system are influenced; 4. the flow speed is faster in the material conveying process, and the pipeline vibration is large.
SUMMERY OF THE UTILITY MODEL
To the problem that above-mentioned prior art exists, the utility model provides a power plant is with novel energy-conserving strength ash conveying device adopts low pressurized air source as carrying power, and the cooperation institutional advancement is in order to realize stabilizing energy-conserving operation.
In order to realize the purpose, the utility model discloses a technical scheme as follows:
the utility model provides a power plant is with defeated ash device of novel energy-conserving strength, including the low-pressure air compressor machine that is used for providing air supply power, first air feed branch road and the second air feed branch road with the gas vent intercommunication of low-pressure air compressor machine, set up the fluidization blast gate on first air feed branch road, the storehouse pump with first air feed branch road intercommunication, set up into grey valve and exhaust valve on the storehouse pump, the ejection of compact pipeline with storehouse pump intercommunication, set up the ash valve on ejection of compact pipeline, and set up the boosting pneumatic valve on second air feed branch road, wherein, second air feed branch road and ejection of compact pipeline intercommunication and provide the boosting strength after the ash valve.
Specifically, the power of the low-pressure air compressor is configured to be 220KW, and the air supply amount is configured to be 50-55Nm3The exhaust pressure is configured to be 0.4-0.5 MPa.
Preferably, the exhaust pressure of the low-pressure air compressor is configured to be 0.45 MPa.
Further, the air inlet of the low-pressure air compressor is also connected with a dryer.
Preferably, the sump pump is a QPB type draw down sump pump.
Compared with the prior art, the utility model discloses following beneficial effect has:
(1) the utility model discloses simplified the air feed structure of admitting air on the basis of adopting the low-pressure air compressor machine as the air supply, utilize the fluidization blast gate to arranging one fluidization wind and can satisfy the transport operation requirement, the defeated grey structure that conventional needs many times tonifying qi is compared to the air feed point moreover significantly reduces, has correspondingly reduced the maintenance point quantity that the integrated device broke down, has reduced fortune dimension cost. And the utility model discloses simple structure, design benefit, convenient to use is suitable for popularization and application.
(2) The utility model discloses a 0.45 MPa's low atmospheric pressure air feed form has realized the motor power under the equal other flow conditions and has reduced the operation energy consumption, moreover through this low atmospheric pressure air feed mode, has slowed down the wearing and tearing loss of part in the pipeline effectively to the conveying velocity of flow has been reduced moderately, has improved transport stability.
(3) The utility model discloses still set the dryer that admits air, avoid the ambient temperature influence to carry, guaranteed that the air feed air supply is stable, improved the whole operation life-span of device and stable.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
The present invention will be further described with reference to the following drawings and examples, and embodiments of the present invention include, but are not limited to, the following examples.
Examples
As shown in fig. 1, this power plant is with novel energy-conserving air conveying ash device, including the low-pressure air compressor machine 2 that is used for providing air supply power, connect in the desiccator 1 of low-pressure air compressor machine air inlet, first air feed branch 3 and the second air feed branch 10 with the gas vent intercommunication of low-pressure air compressor machine, set up fluidization blast gate 4 on first air feed branch, storehouse pump 5 with first air feed branch intercommunication, set up ash inlet valve 6 and exhaust valve 7 on the storehouse pump, discharge tube 8 with storehouse pump intercommunication, set up the ash valve 9 on discharge tube, and set up the boosting pneumatic valve 11 on second air feed branch, wherein, second air feed branch and discharge tube intercommunication and provide the boosting strength behind the ash valve.
Specifically, the power of the low-pressure air compressor is configured to be 220KW, and the air supply amount is configured to be 50-55Nm3The exhaust pressure is configured to be 0.4-0.5 MPa. Preferably, the exhaust pressure of the low-pressure air compressor is configured to be 0.45 MPa. The bin pump is a QPB type down-draw bin pump.
The utility model discloses during the use, the low atmospheric pressure air supply of pressure is predetermine in the air compression production after will drying by the low atmospheric pressure air compressor machine, form the fluidization wind after first air feed branch road and fluidize through the fluidization blast gate and carry to the storehouse pump, form fly ash and air treatment according to the processing form of current storehouse pump and form the gas-solid mixture, rethread ash valve discharges to ejection of compact pipeline, provide boost pressure to ejection of compact pipeline by second air feed branch road and boost valve again, make the gas-solid mixture carry to the rear end better. And the control of each valve and each component is regulated and controlled by a unified PLC control system, so that the integral operation consistency is ensured.
The above-mentioned embodiment is only the preferred embodiment of the present invention, and is not a limitation to the protection scope of the present invention, but all the changes made by adopting the design principle of the present invention and performing non-creative work on this basis should belong to the protection scope of the present invention.
Claims (5)
1. The utility model provides a power plant is with defeated grey device of novel energy-conserving strength, a serial communication port, including the low-pressure air compressor machine that is used for providing air supply power, first air feed branch road and the second air feed branch road with the gas vent intercommunication of low-pressure air compressor machine, set up the fluidization blast gate on first air feed branch road, the storehouse pump with first air feed branch road intercommunication, set up into grey valve and exhaust valve on the storehouse pump, the ejection of compact pipeline with storehouse pump intercommunication, set up the ash valve on ejection of compact pipeline, and set up the boosting pneumatic valve on second air feed branch road, wherein, second air feed branch road and ejection of compact pipeline intercommunication and provide the boosting strength after the ash valve.
2. The novel energy-saving pneumatic ash conveying device for power plants according to claim 1, wherein the power of the low-pressure air compressor is configured to be 220KW, and the air supply amount is configured to be 50-55Nm3The exhaust pressure is configured to be 0.4-0.5 MPa.
3. The novel energy-saving pneumatic ash conveying device for the power plant according to claim 2, wherein the exhaust pressure of the low-pressure air compressor is configured to be 0.45 MPa.
4. A novel energy-saving pneumatic ash conveying device for a power plant according to any one of claims 1 to 3, characterized in that a dryer is further connected to an air inlet of the low-pressure air compressor.
5. The novel energy-saving pneumatic ash conveying device for the power plant as claimed in claim 4, wherein the silo pump is a QPB type system down-draw type silo pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020914512.XU CN212502865U (en) | 2020-05-27 | 2020-05-27 | Novel energy-saving pneumatic ash conveying device for power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020914512.XU CN212502865U (en) | 2020-05-27 | 2020-05-27 | Novel energy-saving pneumatic ash conveying device for power plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212502865U true CN212502865U (en) | 2021-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020914512.XU Active CN212502865U (en) | 2020-05-27 | 2020-05-27 | Novel energy-saving pneumatic ash conveying device for power plant |
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| CN (1) | CN212502865U (en) |
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- 2020-05-27 CN CN202020914512.XU patent/CN212502865U/en active Active
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Address after: 714000 northwest of Weinan economic and Technological Development Zone, Shaanxi Province (West of Guanzhong Ring Road) Patentee after: Datang Weinan Thermal Power Co.,Ltd. Address before: 714000 northwest of Weinan economic and Technological Development Zone, Shaanxi Province (West of Guanzhong Ring Road) Patentee before: Huaneng Shaanxi Weinan Thermal Power Co.,Ltd. |