CN210179661U - Variable cross-section guiding device - Google Patents
Variable cross-section guiding device Download PDFInfo
- Publication number
- CN210179661U CN210179661U CN201920980939.7U CN201920980939U CN210179661U CN 210179661 U CN210179661 U CN 210179661U CN 201920980939 U CN201920980939 U CN 201920980939U CN 210179661 U CN210179661 U CN 210179661U
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- China
- Prior art keywords
- fan
- flow guide
- driving motor
- water conservancy
- conservancy diversion
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Abstract
The utility model provides a variable cross section guiding device, including water conservancy diversion passageway, guide plate, drainage valve unit includes driving motor, sector and control button. The control button is used for controlling the driving motor to drive the fan plate to rotate, and the fan plate is in contact connection with the guide plate, so that the guide channel is sealed at the position of the guide plate. And through being connected with the guide plate contact of difference, can make the pipeline cross street area that can circulate of water conservancy diversion passageway change, and the contained angle between fan board and the horizontal plane is the smaller promptly, and the pipeline cross street area that can circulate of water conservancy diversion passageway is the smaller, reaches and to adjust according to the fluidic velocity of flow in the water conservancy diversion passageway, and the great problem of effectual reduction power consumption because the air velocity of the position that the water conservancy diversion passageway has the guide plate is very fast under the same wind speed, reaches the effect of guiding the flue gas flow with low energy consumption.
Description
Technical Field
The utility model relates to the field of mechanical mechanisms, especially, relate to a variable cross-section guiding device.
Background
In actual operation of a boiler or a sintering machine, the load thereof may vary depending on external conditions. When the dry desulfurization absorption tower runs at full load, the flow velocity at the bottom of the dry desulfurization absorption tower can meet the requirement of no ash falling, and the smoke is not required to be supplemented; when the low-load operation is carried out, the flow velocity at the bottom of the absorption tower is low, the circulating flue needs to be supplemented with the flue gas to return to the bottom of the absorption tower, the bottom of the absorption tower is ensured to have high flow velocity, the ash falling phenomenon is avoided, but the flue gas of the circulating flue consumes energy, so that the production cost is improved, and meanwhile, energy is wasted.
SUMMERY OF THE UTILITY MODEL
Therefore, a variable cross-section flow guide device is needed to be provided, and the problem that the energy consumption of a flue gas pipeline of the existing absorption tower is large is solved.
In order to achieve the above object, the inventor provides a variable cross-section flow guiding device, which comprises a flow guiding channel, a flow guiding plate and a flow guiding valve unit; the guide plates are arranged in parallel in the guide channel, the plate surfaces of the guide plates are perpendicular to the cross section of the pipeline of the guide channel, and the plate ends of the guide plates at the same end are positioned on the same circular arc; the drainage valve unit includes driving motor, fan board and control button, driving motor sets up on the lateral wall of water conservancy diversion passageway, the fan axle of fan board runs through the lateral wall setting of water conservancy diversion passageway in the water conservancy diversion passageway, just the face of fan board is parallel to each other with the face of guide plate, the fan board is located the entry one side of guide plate, be provided with the gear pair between driving motor's output shaft and the fan axle of fan board, control button is connected with the driving motor electricity, the radius value of circular arc equals the fan top of fan board to the central axis's of fan axle interval value.
Furthermore, the drainage valve units are arranged one or two, and the two drainage valve units are symmetrically arranged on two opposite side walls of the flow guide channel.
Further, the intelligent control system also comprises a controller, wherein the input end of the controller is electrically connected with the control button, and the output end of the controller is electrically connected with the driving motor.
Further, the controller is a single chip microcomputer or a PLC.
Further, the control button comprises a start-stop button and an adjusting button, the start-stop button is arranged on a power line of the driving motor, and the adjusting button is electrically connected with the controller.
The pipeline air speed detector is arranged in the flow guide channel and is positioned on one side of an outlet of the flow guide plate.
Furthermore, a soft sealing sheet is arranged on a fan shaft of the fan plate, and the other end of the soft sealing sheet is positioned on the inner side surface of the flow guide channel.
Be different from prior art, above-mentioned technical scheme uses the drainage valve unit to be connected with the guide plate and separates the water conservancy diversion passageway, diminishes the cross section area of the local runner pipe of water conservancy diversion passageway for the position that the water conservancy diversion passageway has the guide plate air velocity under the same wind speed is very fast, reaches the effect with low energy consumption guide flue gas flow. Specifically, the control button is used for controlling the driving motor to drive the fan plate to rotate, and the fan plate is in contact connection with the guide plate, so that the guide channel is sealed at the position of the guide plate. And through being connected with the guide plate contact of difference, can make the pipeline cross street area change that can circulate of water conservancy diversion passageway, the contained angle between fan plate and the horizontal plane is the smaller promptly, and the pipeline cross street area that can circulate of water conservancy diversion passageway is the smaller, reaches to adjust according to the fluidic velocity of flow in the water conservancy diversion passageway, and effectual reduction power consumption is great problem.
Drawings
FIG. 1 is a schematic view of an embodiment of a variable cross-section flow guide device;
FIG. 2 is a cross-sectional view of an embodiment of a variable cross-section flow guide device;
fig. 3 is a partial view of a variable cross-section flow guide device according to an embodiment.
Description of reference numerals:
10. a flow guide channel; 20. a baffle;
30. a drainage valve unit; 31. a drive motor; 32. a fan plate; 33. a control button;
331. a start-stop button; 332. an adjustment button; 321. sealing the soft sheet;
40. a controller; 50. a pipeline wind speed detector;
Detailed Description
To explain technical contents, structural features, and objects and effects of the technical solutions in detail, the following detailed description is given with reference to the accompanying drawings in conjunction with the embodiments.
Referring to fig. 1, 2 and 3, the present embodiment provides a variable cross-section flow guiding device, which includes a flow guiding channel 10, a plurality of flow guiding plates 20 and a flow guiding valve unit 30, wherein the plurality of flow guiding plates are arranged in parallel in the flow guiding channel, and the plate surfaces of the flow guiding plates are perpendicular to the cross section of the pipeline of the flow guiding channel. The diversion channel is separated by connecting the diversion valve unit with the diversion plate, the cross-section area of the local circulation pipeline of the diversion channel is reduced, the air flow speed of the position of the diversion channel with the diversion plate at the same air speed is higher, and the effect of guiding the smoke to flow with low energy consumption is achieved.
The drainage valve unit comprises a driving motor 31, a fan plate 32 and a control button 33, the driving motor can be a steering engine and a servo motor, and in order to realize automatic control, the drainage valve unit is also provided with a controller 40 in the embodiment, the controller is a single chip microcomputer or a PLC (programmable logic controller), the single chip microcomputer can be a 51-series single chip microcomputer, and the PLC can be a Siemens S7-300 series, S7-400 series or S7-1200 series and the like. The output end of the controller is electrically connected with the driving motor because the control buttons include a start-stop button 331 and an adjustment button 332, wherein the start-stop button is disposed on a power line of the driving motor, and the adjustment button is electrically connected with the controller. The driving motor is started or closed through the start-stop button, and the rotating angle of the driving motor can be controlled through the adjusting button, so that the fan plate can be in contact connection with different guide plates. Specifically, the control button is used for controlling the driving motor to drive the fan plate to rotate, and the fan plate is in contact connection with the guide plate, so that the guide channel is sealed at the position of the guide plate. And through being connected with the guide plate contact of difference, can make the pipeline cross street area change that can circulate of water conservancy diversion passageway, the contained angle between fan plate and the horizontal plane is the smaller promptly, and the pipeline cross street area that can circulate of water conservancy diversion passageway is the smaller, reaches to adjust according to the fluidic velocity of flow in the water conservancy diversion passageway, and effectual reduction power consumption is great problem.
In this embodiment, in order to accurately regulate and control the flow rate of the flow guide channel at the position of the flow guide plate, the fan shaft of the fan plate is provided with the soft sealing sheet 321, and the other end of the soft sealing sheet is attached to the inner side surface of the flow guide channel. The sealing soft sheet can prevent the fan plate from rotating and can also achieve the sealing between the fan plate and the inner side wall of the flow guide channel. And the sealing soft sheet can be a silica gel sheet or a rubber sheet, so that the practicability of the variable cross-section flow guide device is improved.
In this embodiment, a pipeline wind speed detector 50 is installed in the diversion channel, the pipeline wind speed detector is located in the outlet direction of the diversion plate in the diversion channel, that is, the diversion plate is located between the diversion valve unit and the pipeline wind speed detector, and the model of the pipeline wind speed detector may be a Fluke 923 hot-wire anemometer. The wind speed in the diversion channel can be monitored in real time through a screen of the pipeline wind speed detector. Therefore, when the flow velocity in the flow guide channel is low, the wind velocity of the flow guide channel is detected through the pipeline wind velocity detector, the detection information is fed back to the controller, the driving motor can be directly adjusted to rotate through the controller, and the flow velocity at the local position of the flow guide channel is accelerated. The start-stop button and the adjusting button are used for manual regulation and control, and manual and automatic control modes are achieved. And the diversion channel can be arranged in a channel ascending in the pipeline, so that the solid particles in the pipeline are prevented from being deposited at the corner of the ascending pipe or in the output equipment, and the aim of discharging the flue gas of the pipeline by using the bottom power consumption is fulfilled.
It should be noted that, although the above embodiments have been described herein, the scope of the present invention is not limited thereby. Therefore, based on the innovative concept of the present invention, the changes and modifications of the embodiments described herein, or the equivalent structure or equivalent process changes made by the contents of the specification and the drawings of the present invention, directly or indirectly apply the above technical solutions to other related technical fields, all included in the protection scope of the present invention.
Claims (7)
1. A variable cross-section flow guide device is characterized in that: comprises a flow guide channel, a flow guide plate and a drainage valve unit;
the guide plates are arranged in parallel in the guide channel, the plate surfaces of the guide plates are perpendicular to the cross section of the pipeline of the guide channel, and the plate ends of the guide plates at the same end are positioned on the same circular arc;
the drainage valve unit includes driving motor, fan board and control button, driving motor sets up on the lateral wall of water conservancy diversion passageway, the fan axle of fan board runs through the lateral wall setting of water conservancy diversion passageway in the water conservancy diversion passageway, just the face of fan board is parallel to each other with the face of guide plate, the fan board is located the entry one side of guide plate, be provided with the gear pair between driving motor's output shaft and the fan axle of fan board, control button is connected with the driving motor electricity, the radius value of circular arc equals the fan top of fan board to the central axis's of fan axle interval value.
2. A variable cross-section flow guide device according to claim 1, wherein: the drainage valve units are symmetrically arranged on two opposite side walls of the flow guide channel.
3. A variable cross-section flow guide device according to claim 1, wherein: the controller is characterized by further comprising a controller, wherein the input end of the controller is electrically connected with the control button, and the output end of the controller is electrically connected with the driving motor.
4. A variable area flow guide device according to claim 3, wherein: the controller is a single chip microcomputer or a PLC.
5. A variable area flow guide device according to claim 3, wherein: the control button comprises a start-stop button and an adjusting button, the start-stop button is arranged on a power line of the driving motor, and the adjusting button is electrically connected with the controller.
6. A variable area flow guide device according to claim 3, wherein: the pipeline wind speed detector is electrically connected with the controller and arranged in the flow guide channel, and the pipeline wind speed detector is positioned on one side of an outlet of the flow guide plate.
7. A variable cross-section flow guide device according to claim 1, wherein: and a soft sealing sheet is arranged on the fan shaft of the fan plate, and the other end of the soft sealing sheet is positioned on the inner side surface of the flow guide channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920980939.7U CN210179661U (en) | 2019-06-27 | 2019-06-27 | Variable cross-section guiding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920980939.7U CN210179661U (en) | 2019-06-27 | 2019-06-27 | Variable cross-section guiding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210179661U true CN210179661U (en) | 2020-03-24 |
Family
ID=69839153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920980939.7U Expired - Fee Related CN210179661U (en) | 2019-06-27 | 2019-06-27 | Variable cross-section guiding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210179661U (en) |
-
2019
- 2019-06-27 CN CN201920980939.7U patent/CN210179661U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200324 Termination date: 20210627 |
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| CF01 | Termination of patent right due to non-payment of annual fee |