CN203687572U - Spinning cake drying system - Google Patents
Spinning cake drying system Download PDFInfo
- Publication number
- CN203687572U CN203687572U CN201420018494.1U CN201420018494U CN203687572U CN 203687572 U CN203687572 U CN 203687572U CN 201420018494 U CN201420018494 U CN 201420018494U CN 203687572 U CN203687572 U CN 203687572U
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- China
- Prior art keywords
- static pressure
- pipeline
- spinning cake
- pressure dust
- dust arrester
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Abstract
The utility model relates to a spinning cake drying system which comprises a circulating fluidized bed boiler, pipelines, a first fan, a second fan, a static pressure dust removing device, a temperature detection device and a spinning cake drying kiln. The static pressure dust removing device is provided with two air inlets and one air outlet, the first fan is connected with a pre-heater of the circulating fluidized bed boiler through one pipeline, the second fan is connected with one air inlet of the static pressure dust removing device through one pipeline, the pre-heater of the circulating fluidized bed boiler is connected with the other air inlet of the static pressure dust removing device through one pipeline, the air outlet of the static pressure dust removing device is connected with the spinning cake drying kiln through one pipeline, and the temperature detection device comprises three temperature detectors which are connected with the two air inlets and the air outlet of the static pressure dust removing device respectively. According to the spinning cake drying system, wet spinning cakes are dried through hot wind obtained in the mode that fresh air is heated through the pre-heater of the circulating fluidized bed boiler, hot steam is not consumed, energy is saved, and drying cost is reduced.
Description
Technical field
The utility model relates to a kind of drying plant, relates in particular to a kind of drying system of spinning cake.
Background technology
Dyeing is the procedure that strand is produced, strand is wound into spinning cake under the effect of coiler device, spinning cake needs dyeing, dyeing needs spinning cake to dry later, and existing is all that after low-pressure steam is delivered to heat exchanger, fresh air heating is obtained hot blast by heat exchange for drying the system of wet spinning cake, with the wet spinning cake of hot-air seasoning, this drying system needs a large amount of vapours, consume energy huge, and water wasting, oven dry cost is higher.
Utility model content
In order to overcome, the power consumption of existing drying system is large, waste water, defect that oven dry cost is high, the utility model provides a kind of spinning cake drying system, the hot blast that this drying system utilizes CFBB preheater heating fresh air to obtain is dried wet spinning cake, not chargeable heat steam, save the energy, reduced oven dry cost.
A kind of spinning cake drying system, it is characterized in that: comprise CFBB, pipeline, the first blower fan, the second blower fan, static pressure dust arrester, temperature-detecting device and spinning cake drying pit, described static pressure dust arrester is provided with two air inlets and an air outlet, the first blower and pipeline is connected on the preheater of CFBB, the second blower and pipeline is connected on one of them air inlet of static pressure dust arrester, the preheater of described CFBB is connected on another air inlet of static pressure dust arrester by pipeline, the air outlet of described static pressure dust arrester is connected on spinning cake drying pit by pipeline, described temperature-detecting device comprises three Temperature Detectors, be connected on two air inlets and an air outlet of static pressure dust arrester.
Described static pressure dust arrester comprises a plenum chamber and a filter, the preheater of described CFBB is connected on plenum chamber by pipeline, described the second blower and pipeline is connected on plenum chamber, described spinning cake drying pit is connected on filter by pipeline, and described filter is connected with plenum chamber by pipeline.
On pipeline between the preheater of described CFBB and static pressure dust arrester, be provided with plate valve, electrically operated valve and expansion joint, according to the flow direction of hot blast, plate valve be arranged on electrically operated valve before, electrically operated valve be arranged on expansion joint before.
Also comprise DCS control system, described the first blower fan, electrically operated valve, the second blower fan and three Temperature Detectors are all connected in DCS control system, temperature data control the first blower fan that DCS control system detects according to three Temperature Detectors and the rotating speed of the second blower fan, the switching degree of control electrically operated valve.
The utlity model has following advantage:
1, the utility model comprises CFBB, pipeline, the first blower fan, the second blower fan, static pressure dust arrester, temperature-detecting device and spinning cake drying pit, described static pressure dust arrester is provided with two air inlets and an air outlet, the first blower and pipeline is connected on the preheater of CFBB, the second blower and pipeline is connected on one of them air inlet of static pressure dust arrester, the preheater of described CFBB is connected on another air inlet of static pressure dust arrester by pipeline, the air outlet of described static pressure dust arrester is connected on spinning cake drying pit by pipeline, described temperature-detecting device comprises three Temperature Detectors, be connected on two air inlets and an air outlet of static pressure dust arrester.The utility model utilizes CFBB preheater to heat fresh cold air, hot blast after heating is delivered to and in static pressure dust arrester, carried out being sent in spinning cake drying pit and drying spinning cake after static pressure dedusting, and the heat heating cold air that does not recycle steam obtains hot blast, saved a large amount of steam, power consumption reduces greatly, has reduced the demand to water, reduce oven dry cost, simultaneously clean for drying the hot blast of spinning cake, cleannes are high, can not pollute spinning cake; Temperature-detecting device is mainly the temperature that detects the temperature of the temperature that hot blast enters static pressure dust arrester, the fresh cold air that blasts and go out static pressure dust arrester hot blast, workman regulates the amount of blasting of the fresh cold air blasting according to this three's temperature, thereby guarantee that the hot blast temperature that enters spinning cake drying pit is between 60 ℃ to 90 ℃, avoid drying thoroughly or burn out spinning cake.
2, the utility model static pressure dust arrester comprises a plenum chamber and a filter, the preheater of described CFBB is connected on plenum chamber by pipeline, described the second blower and pipeline is connected on plenum chamber, described spinning cake drying pit is connected on filter by pipeline, and described filter is connected with plenum chamber by pipeline.Plenum chamber is removed the dust in hot blast by static pressure, improves the cleannes of hot blast, more further filters by filter, guarantees that the cleannes of the hot blast obtaining are high, does not pollute spinning cake in the time drying spinning cake, guarantees that the spinning cake of drying is out dry pollution-free.
3, on the pipeline between the preheater of the utility model CFBB and static pressure dust arrester, be provided with plate valve, electrically operated valve and expansion joint, according to the flow direction of hot blast, plate valve be arranged on electrically operated valve before, electrically operated valve be arranged on expansion joint before.The temperature that workman detects according to Temperature Detector regulates the switching degree of plate valve, electrically operated valve, thereby control the amount that enters static pressure dust arrester hot blast, by regulating the rotating speed control of the second blower fan to enter the amount of static pressure dust arrester cold wind, in static pressure dust arrester, reduce the temperature of hot blast, guarantee that the temperature of the hot blast that enters spinning cake drying pit is between 60 ℃ to 90 ℃.After metallic conduit is heated, there is expansion, cause the stress of welding or junction for eliminating pipe expansion, increase expansion joint and absorbed swell increment.
4, the utility model also comprises DCS control system, described the first blower fan, electrically operated valve, the second blower fan and three Temperature Detectors are all connected in DCS control system, temperature data control the first blower fan that DCS control system detects according to three Temperature Detectors and the rotating speed of the second blower fan, the switching degree of control electrically operated valve.DCS control system regulates the rotating speed of the first blower fan and the second blower fan by the temperature data that gathers three Temperature Detectors and detect, control the switching degree of electrically operated valve, automatically control the hot blast temperature that enters spinning cake drying pit between 60 ℃ to 90 ℃, realize automation control, reduced workman's labour intensity.
Accompanying drawing explanation
Fig. 1 is the utility model overall structure schematic diagram, and in figure, the direction of arrow is hot blast flow direction.
Mark 1, the first blower fan in figure, 2, CFBB, 3, pipeline, 4, plate valve, 5, electrically operated valve, 6, expansion joint, 7, the second blower fan, 8, plenum chamber, 9, filter, 10, spinning cake drying pit, 11, Temperature Detector.
The specific embodiment
The utility model for existing spinning cake drying system utilize steam heat-exchanging obtain hot blast dry spinning cake and waste steam, power consumption large, dry the high defect of cost and design.Its main improvement is to utilize the preheater of CFBB to heat cold air, and the hot blast cleannes that obtain are like this high, and do not need steam heat-exchanging, reduced the use amount of steam, consume energy little, saved the consumption of water.The utility model is to utilize the waste heat of CFBB preheater to heat cold air simultaneously, has farthest utilized the waste heat of CFBB, has reduced the loss of energy.
The utility model comprises CFBB 2, pipeline 3, the first blower fan 1, the second blower fan 7, static pressure dust arrester, temperature-detecting device and spinning cake drying pit 10, described static pressure dust arrester is provided with two air inlets and an air outlet, the first blower fan 1 is connected to by pipeline 3 on the preheater of CFBB 2, the second blower fan 7 is connected to by pipeline 3 on one of them air inlet of static pressure dust arrester, the preheater of described CFBB 2 is connected on another air inlet of static pressure dust arrester by pipeline 3, the air outlet of described static pressure dust arrester is connected on spinning cake drying pit 10 by pipeline 3, described temperature-detecting device comprises three Temperature Detectors 11, be connected on two air inlets and an air outlet of static pressure dust arrester.The utility model utilizes CFBB preheater to heat fresh cold air, hot blast after heating is delivered to and in static pressure dust arrester, carried out being sent in spinning cake drying pit and drying spinning cake after static pressure dedusting, and the heat heating cold air that does not recycle steam obtains hot blast, saved a large amount of steam, power consumption reduces greatly, has reduced the demand to water, reduce oven dry cost, simultaneously clean for drying the hot blast of spinning cake, cleannes are high, can not pollute spinning cake; Temperature-detecting device is mainly the temperature that detects the temperature of the temperature that hot blast enters static pressure dust arrester, the fresh cold air that blasts and go out static pressure dust arrester hot blast; The temperature of the hot blast that CFBB preheater heats is out 150 ℃ of left and right, and spinning cake bake out temperature is between 60 ℃ to 90 ℃, therefore workman needs to regulate the amount of blasting of the rotating speed control fresh air of the second blower fan, the rotating speed of adjusting the first blower fan control the amount of the preheater that blasts CFBB or regulate the switching degree of plate valve to regulate hot blast to enter the amount of static pressure dust arrester according to the temperature data collecting, or three controls, make the hot blast temperature that enters spinning cake drying pit between 60 ℃ to 90 ℃.
The utility model static pressure dust arrester comprises a plenum chamber 8 and a filter 9, the preheater of described CFBB 2 is connected on plenum chamber 8 by pipeline, described the second blower fan 7 is connected on plenum chamber 8 by pipeline 3, described spinning cake drying pit 10 is connected on filter 9 by pipeline 3, and described filter 9 is connected with plenum chamber 8 by pipeline 3.Plenum chamber is removed the dust in hot blast by static pressure, improves the cleannes of hot blast, more further filters by filter, guarantees that the cleannes of the hot blast obtaining are high, does not pollute spinning cake in the time drying spinning cake, guarantees that the spinning cake of drying is out dry pollution-free.
On pipeline 3 between the preheater of the utility model CFBB 2 and static pressure dust arrester, be provided with plate valve 4, electrically operated valve 5 and expansion joint 6, according to the flow direction of hot blast, plate valve 4 be arranged on electrically operated valve 5 before, electrically operated valve 5 be arranged on expansion joint 6 before.The temperature that workman detects according to Temperature Detector regulates the switching degree of plate valve, electrically operated valve, thereby control the amount that enters static pressure dust arrester hot blast, by regulating the rotating speed control of the second blower fan to enter the amount of static pressure dust arrester cold wind, in static pressure dust arrester, reduce the temperature of hot blast, guarantee that the temperature of the hot blast that enters spinning cake drying pit is between 60 ℃ to 90 ℃.
The utility model also comprises DCS control system, described the first blower fan 1, electrically operated valve 5, the second blower fan 7 and three Temperature Detectors 11 are all connected in DCS control system, temperature data control the first blower fan that DCS control system detects according to three Temperature Detectors and the rotating speed of the second blower fan, the switching degree of control electrically operated valve.DCS control system regulates the rotating speed of the first blower fan and the second blower fan by the temperature data that gathers three Temperature Detectors and detect, control the switching degree of electrically operated valve, automatically control the hot blast temperature that enters spinning cake drying pit between 60 ℃ to 90 ℃, realize automation control, reduced workman's labour intensity.
The switching degree of adjusting plate valve described in the utility model and electrically operated valve refers to and regulates plate valve and electrically operated valve to control hot blast by the amount of plate valve and electrically operated valve.
DCS control system is the english abbreviation (Distributed Control System) of dcs, and automatic control industry is at home referred to as again Distributed Control System.Being so-called dcs, or being referred to as distributing system in some data, is a kind of novel computer control system for Centralized Control System, and it is on the basis of Centralized Control System, to develop, develop and come.It is a multi-level computer system take communication network as tie being made up of process control level and process monitoring level, combine computer, the 4C technology such as communication, demonstration and control, its basic thought is that decentralised control, centralized operation, differentiated control, flexible configuration and configuration are convenient.
Claims (4)
1. a spinning cake drying system, it is characterized in that: comprise CFBB, pipeline, the first blower fan, the second blower fan, static pressure dust arrester, temperature-detecting device and spinning cake drying pit, described static pressure dust arrester is provided with two air inlets and an air outlet, the first blower and pipeline is connected on the preheater of CFBB, the second blower and pipeline is connected on one of them air inlet of static pressure dust arrester, the preheater of described CFBB is connected on another air inlet of static pressure dust arrester by pipeline, the air outlet of described static pressure dust arrester is connected on spinning cake drying pit by pipeline, described temperature-detecting device comprises three Temperature Detectors, be connected on two air inlets and an air outlet of static pressure dust arrester.
2. a kind of spinning cake drying system according to claim 1, it is characterized in that: described static pressure dust arrester comprises a plenum chamber and a filter, the preheater of described CFBB is connected on plenum chamber by pipeline, described the second blower and pipeline is connected on plenum chamber, described spinning cake drying pit is connected on filter by pipeline, and described filter is connected with plenum chamber by pipeline.
3. a kind of spinning cake drying system according to claim 1, it is characterized in that: on the pipeline between the preheater of described CFBB and static pressure dust arrester, be provided with plate valve, electrically operated valve and expansion joint, according to the flow direction of hot blast, plate valve be arranged on electrically operated valve before, electrically operated valve be arranged on expansion joint before.
4. according to a kind of spinning cake drying system described in claim 1,2 or 3, it is characterized in that: also comprise DCS control system, described the first blower fan, electrically operated valve, the second blower fan and three Temperature Detectors are all connected in DCS control system, temperature data control the first blower fan that DCS control system detects according to three Temperature Detectors and the rotating speed of the second blower fan, the switching degree of control electrically operated valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420018494.1U CN203687572U (en) | 2014-01-13 | 2014-01-13 | Spinning cake drying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420018494.1U CN203687572U (en) | 2014-01-13 | 2014-01-13 | Spinning cake drying system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203687572U true CN203687572U (en) | 2014-07-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420018494.1U Expired - Fee Related CN203687572U (en) | 2014-01-13 | 2014-01-13 | Spinning cake drying system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203687572U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110701898A (en) * | 2019-10-31 | 2020-01-17 | 安琪酵母（睢县）有限公司 | Drying bed temperature control device and control method thereof |
-
2014
- 2014-01-13 CN CN201420018494.1U patent/CN203687572U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110701898A (en) * | 2019-10-31 | 2020-01-17 | 安琪酵母（睢县）有限公司 | Drying bed temperature control device and control method thereof |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140702 Termination date: 20190113 |