CN208635589U - A kind of antifreeze integrating device of water conservancy diversion for Direct Air-Cooled island - Google Patents
A kind of antifreeze integrating device of water conservancy diversion for Direct Air-Cooled island Download PDFInfo
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- CN208635589U CN208635589U CN201820838628.2U CN201820838628U CN208635589U CN 208635589 U CN208635589 U CN 208635589U CN 201820838628 U CN201820838628 U CN 201820838628U CN 208635589 U CN208635589 U CN 208635589U
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- antifreeze
- integration slice
- water conservancy
- conservancy diversion
- direct air
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Abstract
The utility model discloses a kind of antifreeze integrating devices of the water conservancy diversion for Direct Air-Cooled island, including bracing structure, vertical supporting structure and several integration slices being set in Air-Cooling Island between adjacent fins tube bank；The upper end of vertical supporting structure is fixed in the bottom of bracing structure, and each integration slice is sequentially arranged on bracing structure, passes through axis connection between the end and bracing structure of each integration slice；It is provided in outermost integration slice and is able to carry out extension, in winter when low temperature season, extension in outermost integration slice stretches out, remaining integration slice horizontal distribution, and the sheet of end of Neighbor Set is in contact, the device can take into account water conservancy diversion and antifreeze, avoid the risk that freezes of winter low temperature season finned-tube bundle.
Description
Technical field
The utility model belongs to Direct Air-Cooled condensing system field, is related to a kind of antifreeze collection of the water conservancy diversion for Direct Air-Cooled island
At device.
Background technique
The application and development of thermal power plant's Direct Air-Cooling Technology provide for the construction and popularization of rich coal water-deficient area fired power generating unit
One economy, safe, green effective way.In direct air cooling system, turbine discharge is sent through blow-off line to outdoor empty
Cold condenser finned-tube bundle, cooling air condense the steam discharge in pipe after sending after axial flow blower pressurizes to finned-tube bundle, condensation
Water by condensate pump sends heat regenerative system back to after collecting.Usually the A shape being made of several pieces of finned-tube bundles and 1 axial flow blower is changed
Heat structure is 1 cooling unit.It in actual motion, is limited by environmental condition and design structure, axial flow blower exit flow field is extremely
Disorder causes finned-tube bundle area not to be utilized effectively, reduces air cooling tubes condenser cooling capacity, influences unit operation warp
Ji property, and strong wind season is particularly acute.Meanwhile as fired power generating unit was persistently reduced using hour, winter low temperature season Air-Cooling Island
Thermic load persistently reduces, and air cooling unit is in north cold area, and the finned-tube bundle probability that freezes is big when environment temperature is lower
It is big to increase, thus effect of depth unit safety in operation.Therefore, a kind of device for taking into account water conservancy diversion, antifreeze effect is developed, can be simplified
Increase component in cooling unit, reduce repowering cost, the promotional value of water conservancy diversion, antifreeze single device is improved, thus brighter
Direct Air-Cooled island cooling capacity and safety coefficient are promoted aobviously.
Utility model content
The shortcomings that the purpose of the utility model is to overcome the above-mentioned prior arts provides a kind of for Direct Air-Cooled island
The antifreeze integrating device of water conservancy diversion, the device can take into account water conservancy diversion and antifreeze, avoid the risk that freezes of winter low temperature season finned-tube bundle.
In order to achieve the above objectives, the water conservancy diversion antifreeze integrating device described in the utility model for Direct Air-Cooled island includes setting
It is placed in bracing structure, vertical supporting structure and several integration slices in Air-Cooling Island between adjacent fins tube bank；
The upper end of vertical supporting structure is fixed in the bottom of bracing structure, and each integration slice is sequentially arranged in cross-brace
In structure, pass through axis connection between the end and bracing structure of each integration slice；
It is provided in outermost integration slice and is able to carry out flexible extension, in winter when low temperature season, outermost is integrated
Extension in piece stretches out, remaining integration slice horizontal distribution, and the sheet of end of Neighbor Set is in contact.
The bracing structure is made of several support plates, wherein each support plate is both secured to vertical supporting structure
On upper surface, each integration slice passes through axis connection between each support plate.
The ventilation opening that diameter is 0.4m is offered at integration slice and the link position of support plate in each support plate.
The cross section of vertical supporting structure is rectangle, and the height of vertical supporting structure is 3-4m.
It further include the driving device for driving each integration slice rotation and the controller for controlling the driving device.
Each support plate is sequentially distributed, and the width of intermediate support plate is 1m, and the width of plate supported on both sides is 0.5m.
It is connected between each support plate by stainless steel component.
It further include the temperature sensor for detecting ambient temperature, wherein the output end of temperature sensor and control
The input terminal of device is connected.
The number of integration slice is 14, and each integration slice is streamline arcuate structure.
Integration slice, bracing structure and vertical supporting structure are all made of stainless steel material.
The utility model has the following beneficial effects:
Water conservancy diversion antifreeze integrating device described in the utility model for Direct Air-Cooled island is when specific operation, each support chip
By axis connection between bracing structure, in winter when low temperature season, the extension in outermost integration slice stretches out, remaining
Integration slice horizontal distribution, and the sheet of end of Neighbor Set is in contact, and to completely cut off flow of cooled air, finned-tube bundle is avoided to freeze wind
The economy of air cooling unit low temperature season operation is improved in danger；In summer high temperature season, each integration slice is rotated, while most
Extension in the integration slice of outside is contracted in outermost integration slice, enables air draught across adjacent integration slice
Gap moves upwards, to improve the exchange capability of heat of finned-tube bundle, structure is simple, easy to operate, can effectively take into account water conservancy diversion
And it is antifreeze.
Detailed description of the invention
The state diagram of the utility model when Fig. 1 is winter high temperature season；
The state diagram of the utility model when Fig. 2 is Summer Low Temperature season；
Fig. 3 is the sectional view in the direction A-A in Fig. 2；
Fig. 4 is the sectional view in the direction B-B in Fig. 2.
Wherein, 1 it is integration slice, 2 be finned-tube bundle, 3 be vertical supporting structure, 4 be bracing structure, 5 is extension.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing:
With reference to Fig. 1, Fig. 2 and Fig. 3, the water conservancy diversion antifreeze integrating device described in the utility model for Direct Air-Cooled island includes
It is set to bracing structure 4, vertical supporting structure 3 and several integration slices 1 in Air-Cooling Island between adjacent fins tube bank 2；It is horizontal
The upper end of vertical supporting structure 3 is fixed on to the bottom of support construction 4, each integration slice 1 is sequentially arranged in bracing structure 4
On, pass through axis connection between the end and bracing structure 4 of each integration slice 1；Being provided in outermost integration slice 1 can be into
The flexible extension 5 of row, in winter when low temperature season, the extension 5 in outermost integration slice 1 stretches out, and remaining integration slice 1 is horizontal
Distribution, and the end of adjacent integration slice 1 is in contact.
The bracing structure 4 is made of several support plates, wherein each support plate is both secured to vertical supporting structure 3
Upper surface on, each integration slice 1 passes through axis connection between each support plate；Integration slice 1 and support plate in each support plate
The ventilation opening that diameter is 0.4m is offered at link position；Each support plate is sequentially distributed, and the width of intermediate support plate is 1m, and two
The width of side support plate is 0.5m；It is connected between each support plate by stainless steel component.
The cross section of vertical supporting structure 3 is rectangle, and the height of vertical supporting structure 3 is 3-4m；The utility model also wraps
Include the driving device for driving each integration slice 1 to rotate and the controller for controlling the driving device；The utility model
It further include the temperature sensor for detecting ambient temperature, wherein the input of the output end and controller of temperature sensor
End is connected.
In addition, the number of integration slice 1 is 14, each integration slice 1 is streamline arcuate structure；Integration slice 1, cross-brace knot
Structure 4 and vertical supporting structure 3 are all made of stainless steel material.
The rectangular cross-section structure of vertical supporting structure 3, middle column cross-section size are 1m × 0.5m, and side column sectional dimension is
0.5m × 0.5m, the height of vertical supporting structure 3 are 3m~4m.
In actual use, controller passes through the temperature of temperature sensor real-time detection external environment, and controller is according to outer
The temperature of boundary's environment changes the angle of each integration slice 1, that is, in summer high temperature season, controller controls driving device will be outermost
The integration slice 1 of side is rotated up, while increasing the angle of other integration slices 1 and horizontal direction, and air draught is passed through
Gap between adjacent integration slice 1 moves upwards, to improve the exchange capability of heat of finned-tube bundle 2；In low temperature season, controller
Outermost integration slice 1 is controlled by driving device to move downward, and controls extension 5 and reaches outside outermost integration slice 1, simultaneously
The angle between other integration slices 1 and horizontal plane is reduced, so that the end of adjacent integration slice 1 is in contact, to avoid air gas
Stream moves upwards, and to reduce the cold air for entering 2nd area of finned-tube bundle, guarantees unit safety, economical operation, reduces extreme low temperature
The risk that season makes finned-tube bundle 2 freeze.
In addition, in rotation, intermediate two integration slices 1 rotate down each integration slice 1, other collection in summer high temperature season
In blocks 1 is rotated up；Low temperature season in winter, in rotation, intermediate two integration slices 1 are rotated up each integration slice 1, other collection
In blocks 1 rotates down.
Claims (10)
1. a kind of antifreeze integrating device of water conservancy diversion for Direct Air-Cooled island, which is characterized in that adjacent in Air-Cooling Island including being set to
Bracing structure (4), vertical supporting structure (3) and several integration slices (1) between finned-tube bundle (2)；
The upper end of vertical supporting structure (3) is fixed in the bottom of bracing structure (4), and each integration slice (1) is sequentially arranged in cross
To on support construction (4), pass through axis connection between the end and bracing structure (4) of each integration slice (1)；
It is provided in outermost integration slice (1) and is able to carry out flexible extension (5), in winter when low temperature season, outermost collection
The extension (5) in (1) stretches out in flakes, remaining integration slice (1) horizontal distribution, and the end of adjacent integration slice (1) is in contact.
2. the water conservancy diversion antifreeze integrating device according to claim 1 for Direct Air-Cooled island, which is characterized in that the transverse direction
Support construction (4) is made of several support plates, wherein each support plate is both secured on the upper surface of vertical supporting structure (3), often
A integration slice (1) passes through axis connection between each support plate.
3. the water conservancy diversion antifreeze integrating device according to claim 2 for Direct Air-Cooled island, which is characterized in that each support plate
The ventilation opening that diameter is 0.4m is offered at the link position of upper integration slice (1) and support plate.
4. the water conservancy diversion antifreeze integrating device according to claim 1 for Direct Air-Cooled island, which is characterized in that vertical supporting
The cross section of structure (3) is rectangle, and the height of vertical supporting structure (3) is 3-4m.
5. the water conservancy diversion antifreeze integrating device according to claim 1 for Direct Air-Cooled island, which is characterized in that further include using
In the driving device for driving the rotation of each integration slice (1) and controller for controlling the driving device.
6. the water conservancy diversion antifreeze integrating device according to claim 2 for Direct Air-Cooled island, which is characterized in that each support plate
It is sequentially distributed, the width of intermediate support plate is 1m, and the width of plate supported on both sides is 0.5m.
7. the water conservancy diversion antifreeze integrating device according to claim 2 for Direct Air-Cooled island, which is characterized in that each support plate
Between pass through stainless steel component connect.
8. the water conservancy diversion antifreeze integrating device according to claim 5 for Direct Air-Cooled island, which is characterized in that further include using
In the temperature sensor of detection ambient temperature, wherein the output end of temperature sensor is connected with the input terminal of controller.
9. the water conservancy diversion antifreeze integrating device according to claim 1 for Direct Air-Cooled island, which is characterized in that integration slice
(1) number is 14, and each integration slice (1) is streamline arcuate structure.
10. the water conservancy diversion antifreeze integrating device according to claim 1 for Direct Air-Cooled island, which is characterized in that integration slice
(1), bracing structure (4) and vertical supporting structure (3) are all made of stainless steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820838628.2U CN208635589U (en) | 2018-05-31 | 2018-05-31 | A kind of antifreeze integrating device of water conservancy diversion for Direct Air-Cooled island |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820838628.2U CN208635589U (en) | 2018-05-31 | 2018-05-31 | A kind of antifreeze integrating device of water conservancy diversion for Direct Air-Cooled island |
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| Publication Number | Publication Date |
|---|---|
| CN208635589U true CN208635589U (en) | 2019-03-22 |
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| CN201820838628.2U Active CN208635589U (en) | 2018-05-31 | 2018-05-31 | A kind of antifreeze integrating device of water conservancy diversion for Direct Air-Cooled island |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108507369A (en) * | 2018-05-31 | 2018-09-07 | 西安热工研究院有限公司 | A kind of antifreeze integrating device of water conservancy diversion for Direct Air-Cooled island |
-
2018
- 2018-05-31 CN CN201820838628.2U patent/CN208635589U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108507369A (en) * | 2018-05-31 | 2018-09-07 | 西安热工研究院有限公司 | A kind of antifreeze integrating device of water conservancy diversion for Direct Air-Cooled island |
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